* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

@property --bg-primary {
  syntax: "<color>";
  inherits: true;
  initial-value: #212121;
}

@property --bg-secondary {
  syntax: "<color>";
  inherits: true;
  initial-value: #171717;
}

@property --bg-sidebar {
  syntax: "<color>";
  inherits: true;
  initial-value: #0d0d0d;
}

@property --bg-hover {
  syntax: "<color>";
  inherits: true;
  initial-value: #2f2f2f;
}

@property --bg-input {
  syntax: "<color>";
  inherits: true;
  initial-value: #303030;
}

@property --text-primary {
  syntax: "<color>";
  inherits: true;
  initial-value: #ececec;
}

@property --text-secondary {
  syntax: "<color>";
  inherits: true;
  initial-value: #b4b4b4;
}

@property --border {
  syntax: "<color>";
  inherits: true;
  initial-value: #3a3a3a;
}

@property --accent {
  syntax: "<color>";
  inherits: true;
  initial-value: #9decff;
}

@property --user-msg {
  syntax: "<color>";
  inherits: true;
  initial-value: #2f2f2f;
}

@media (prefers-reduced-motion: no-preference) {
  html.theme-transition {
    transition:
      --bg-primary 280ms ease,
      --bg-secondary 280ms ease,
      --bg-sidebar 280ms ease,
      --bg-hover 280ms ease,
      --bg-input 280ms ease,
      --text-primary 280ms ease,
      --text-secondary 280ms ease,
      --border 280ms ease,
      --accent 280ms ease,
      --user-msg 280ms ease,
      --diagram-surface 280ms ease,
      --diagram-actor-fill 280ms ease,
      --diagram-actor-stroke 280ms ease,
      --diagram-line-stroke 280ms ease,
      --diagram-text-fill 280ms ease,
      --diagram-note-fill 280ms ease,
      --diagram-note-stroke 280ms ease,
      --diagram-flow-fill 280ms ease,
      --diagram-flow-stroke 280ms ease,
      --diagram-flow-line 280ms ease,
      --diagram-flow-text 280ms ease,
      --diagram-signal-stroke 280ms ease,
      --diagram-lifeline-stroke 280ms ease,
      --diagram-glow 280ms ease,
      --diagram-surface-highlight 280ms ease,
      --diagram-title-fill 280ms ease,
      --diagram-shadow 280ms ease;
  }

  ::view-transition-old(root),
  ::view-transition-new(root) {
    animation-duration: 280ms;
    animation-timing-function: ease;
  }
}

/* Firefox ほか @property 非対応ブラウザ向けテーマトランジション代替 */
html.no-property-animation.theme-transition,
html.no-property-animation.theme-transition body,
html.no-property-animation.theme-transition .app,
html.no-property-animation.theme-transition .sidebar,
html.no-property-animation.theme-transition .message,
html.no-property-animation.theme-transition .chat-input-wrap,
html.no-property-animation.theme-transition .model-select-wrap,
html.no-property-animation.theme-transition .history-item,
html.no-property-animation.theme-transition .settings-panel {
  transition:
    background-color 280ms ease,
    color 280ms ease,
    border-color 280ms ease,
    box-shadow 280ms ease;
}

:root {
  --nexgate-brand-100: #f0fcff;
  --app-scrollbar-size: 6px;
  --app-scrollbar-thumb: color-mix(in srgb, var(--text-secondary) 42%, transparent);
  --app-scrollbar-thumb-hover: color-mix(in srgb, var(--text-secondary) 68%, transparent);
  --nexgate-brand-200: #d4f7ff;
  --nexgate-brand-300: #b8f0ff;
  --nexgate-brand-400: #9decff;
  --nexgate-brand-500: #7ee8ff;
  --nexgate-brand-600: #5ce1ff;
  --nexgate-brand-fg: #0c2a34;
  --nexgate-brand-gradient: linear-gradient(
    135deg,
    #f0fcff 0%,
    #d4f7ff 24%,
    #b8f0ff 48%,
    #9decff 72%,
    #7ee8ff 100%
  );
  --nexgate-brand-muted: rgba(184, 240, 255, 0.16);
  --nexgate-brand-muted-strong: rgba(184, 240, 255, 0.28);
  --nexgate-brand-border: rgba(184, 240, 255, 0.42);
  --nexgate-brand-ring: rgba(184, 240, 255, 0.55);
  --nexgate-user-avatar-bg: linear-gradient(
    145deg,
    #050d10 0%,
    #0a1a1f 42%,
    #0c2a34 100%
  );
  --nexgate-user-avatar-fg: #b8f0ff;
}

:root,
[data-theme="dark"] {
  --bg-primary: #212121;
  --bg-secondary: #171717;
  --bg-sidebar: #0d0d0d;
  --bg-hover: #2f2f2f;
  --bg-input: #303030;
  --text-primary: #ececec;
  --text-secondary: #b4b4b4;
  --text: var(--text-primary);
  --text-muted: var(--text-secondary);
  --card-bg: var(--bg-input);
  --border: #3a3a3a;
  --accent: var(--nexgate-brand-400);
  --accent-fg: var(--nexgate-brand-fg);
  --user-msg: #2f2f2f;
  --chat-grid-bg: #2a2824;
  --chat-grid-dot: rgba(255, 255, 255, 0.08);
  --diagram-surface: color-mix(in srgb, var(--bg-hover) 72%, transparent);
  --diagram-actor-fill: var(--bg-input);
  --diagram-actor-stroke: color-mix(in srgb, var(--border) 82%, var(--accent));
  --diagram-line-stroke: color-mix(in srgb, var(--text-secondary) 70%, var(--border));
  --diagram-text-fill: var(--text-primary);
  --diagram-note-fill: var(--bg-hover);
  --diagram-note-stroke: var(--border);
  --diagram-flow-fill: var(--bg-input);
  --diagram-flow-stroke: color-mix(in srgb, var(--border) 80%, var(--accent));
  --diagram-flow-line: color-mix(in srgb, var(--text-secondary) 65%, var(--border));
  --diagram-flow-text: var(--text-primary);
}

:root,
[data-theme="dark"],
[data-theme="light"],
[data-theme="midnight"],
[data-theme="system"] {
  --diagram-signal-stroke: color-mix(in srgb, var(--accent) 82%, var(--text-primary));
  --diagram-lifeline-stroke: color-mix(in srgb, var(--text-secondary) 40%, transparent);
  --diagram-glow: color-mix(in srgb, var(--accent) 24%, transparent);
  --diagram-surface-highlight: color-mix(in srgb, var(--accent) 12%, var(--bg-secondary));
  --diagram-title-fill: var(--accent);
  --diagram-shadow: color-mix(in srgb, var(--bg-primary) 72%, transparent);
}

[data-theme="light"] {
  --bg-primary: #ffffff;
  --bg-secondary: #f7f7f8;
  --bg-sidebar: #f0f0f0;
  --bg-hover: #e8e8e8;
  --bg-input: #f4f4f4;
  --text-primary: #0d0d0d;
  --text-secondary: #5d5d5d;
  --text: var(--text-primary);
  --text-muted: var(--text-secondary);
  --card-bg: var(--bg-input);
  --border: #d9d9d9;
  --accent: var(--nexgate-brand-500);
  --accent-fg: var(--nexgate-brand-fg);
  --user-msg: #f0f0f0;
  --chat-grid-bg: #e4e8ef;
  --chat-grid-dot: rgba(30, 41, 59, 0.15);
  --diagram-surface: var(--bg-secondary);
  --diagram-actor-fill: #ffffff;
  --diagram-actor-stroke: var(--border);
  --diagram-line-stroke: color-mix(in srgb, var(--text-secondary) 75%, var(--border));
  --diagram-text-fill: var(--text-primary);
  --diagram-note-fill: var(--bg-secondary);
  --diagram-note-stroke: var(--border);
  --diagram-flow-fill: #ffffff;
  --diagram-flow-stroke: var(--border);
  --diagram-flow-line: color-mix(in srgb, var(--text-secondary) 68%, var(--accent));
  --diagram-flow-text: var(--text-primary);
}

[data-theme="midnight"] {
  color-scheme: dark;
  --bg-primary: #000000;
  --bg-secondary: #0a0a0a;
  --bg-sidebar: #000000;
  --bg-hover: #111111;
  --bg-input: #000000;
  --text-primary: #ffffff;
  --text-secondary: rgba(255, 255, 255, 0.45);
  --text: var(--text-primary);
  --text-muted: var(--text-secondary);
  --card-bg: var(--bg-input);
  --border: rgba(255, 255, 255, 0.07);
  --accent: var(--nexgate-brand-200);
  --accent-fg: #000000;
  --user-msg: #111111;
  --chat-grid-bg: #0a0a0a;
  --chat-grid-dot: rgba(255, 255, 255, 0.07);
  --diagram-surface: color-mix(in srgb, var(--bg-hover) 80%, transparent);
  --diagram-actor-fill: #0a0a0a;
  --diagram-actor-stroke: var(--border);
  --diagram-line-stroke: color-mix(in srgb, var(--text-secondary) 70%, var(--border));
  --diagram-text-fill: var(--text-primary);
  --diagram-note-fill: var(--bg-hover);
  --diagram-note-stroke: var(--border);
  --diagram-flow-fill: #0a0a0a;
  --diagram-flow-stroke: var(--border);
  --diagram-flow-line: color-mix(in srgb, var(--text-secondary) 65%, var(--border));
  --diagram-flow-text: var(--text-primary);
}

[data-theme="system"] {
  color-scheme: light dark;
  --bg-primary: #212121;
  --bg-secondary: #171717;
  --bg-sidebar: #0d0d0d;
  --bg-hover: #2f2f2f;
  --bg-input: #303030;
  --text-primary: #ececec;
  --text-secondary: #b4b4b4;
  --text: var(--text-primary);
  --text-muted: var(--text-secondary);
  --card-bg: var(--bg-input);
  --border: #3a3a3a;
  --accent: var(--nexgate-brand-400);
  --accent-fg: var(--nexgate-brand-fg);
  --user-msg: #2f2f2f;
  --chat-grid-bg: #2a2824;
  --chat-grid-dot: rgba(255, 255, 255, 0.08);
  --diagram-surface: color-mix(in srgb, var(--bg-hover) 72%, transparent);
  --diagram-actor-fill: var(--bg-input);
  --diagram-actor-stroke: color-mix(in srgb, var(--border) 82%, var(--accent));
  --diagram-line-stroke: color-mix(in srgb, var(--text-secondary) 70%, var(--border));
  --diagram-text-fill: var(--text-primary);
  --diagram-note-fill: var(--bg-hover);
  --diagram-note-stroke: var(--border);
  --diagram-flow-fill: var(--bg-input);
  --diagram-flow-stroke: color-mix(in srgb, var(--border) 80%, var(--accent));
  --diagram-flow-line: color-mix(in srgb, var(--text-secondary) 65%, var(--border));
  --diagram-flow-text: var(--text-primary);
}

@media (prefers-color-scheme: light) {
  [data-theme="system"] {
    --bg-primary: #ffffff;
    --bg-secondary: #f7f7f8;
    --bg-sidebar: #f0f0f0;
    --bg-hover: #e8e8e8;
    --bg-input: #f4f4f4;
    --text-primary: #0d0d0d;
    --text-secondary: #5d5d5d;
    --text: var(--text-primary);
    --text-muted: var(--text-secondary);
    --card-bg: var(--bg-input);
    --border: #d9d9d9;
    --accent: var(--nexgate-brand-500);
    --accent-fg: var(--nexgate-brand-fg);
    --user-msg: #f0f0f0;
    --chat-grid-bg: #e4e8ef;
    --chat-grid-dot: rgba(30, 41, 59, 0.15);
    --diagram-surface: var(--bg-secondary);
    --diagram-actor-fill: #ffffff;
    --diagram-actor-stroke: var(--border);
    --diagram-line-stroke: color-mix(in srgb, var(--text-secondary) 75%, var(--border));
    --diagram-text-fill: var(--text-primary);
    --diagram-note-fill: var(--bg-secondary);
    --diagram-note-stroke: var(--border);
    --diagram-flow-fill: #ffffff;
    --diagram-flow-stroke: var(--border);
    --diagram-flow-line: color-mix(in srgb, var(--text-secondary) 70%, var(--border));
    --diagram-flow-text: var(--text-primary);
  }
}

body {
  font-family: "Segoe UI", system-ui, -apple-system, sans-serif;
  background: var(--bg-primary);
  color: var(--text-primary);
  height: 100vh;
  overflow: hidden;
}

.chat-area,
.ask-expert-conversation .chat-area,
.settings-nav,
.settings-panels,
.chat-area .markdown-body .md-table-wrap,
.markdown-body pre,
.markdown-body > table {
  scrollbar-width: thin;
  scrollbar-color: var(--app-scrollbar-thumb) transparent;
}

.chat-area::-webkit-scrollbar,
.ask-expert-conversation .chat-area::-webkit-scrollbar,
.settings-nav::-webkit-scrollbar,
.settings-panels::-webkit-scrollbar,
.chat-area .markdown-body .md-table-wrap::-webkit-scrollbar,
.markdown-body pre::-webkit-scrollbar,
.markdown-body > table::-webkit-scrollbar {
  width: var(--app-scrollbar-size);
  height: var(--app-scrollbar-size);
}

.chat-area::-webkit-scrollbar-track,
.ask-expert-conversation .chat-area::-webkit-scrollbar-track,
.settings-nav::-webkit-scrollbar-track,
.settings-panels::-webkit-scrollbar-track,
.chat-area .markdown-body .md-table-wrap::-webkit-scrollbar-track,
.markdown-body pre::-webkit-scrollbar-track,
.markdown-body > table::-webkit-scrollbar-track {
  background: transparent;
}

.chat-area::-webkit-scrollbar-thumb,
.ask-expert-conversation .chat-area::-webkit-scrollbar-thumb,
.settings-nav::-webkit-scrollbar-thumb,
.settings-panels::-webkit-scrollbar-thumb,
.chat-area .markdown-body .md-table-wrap::-webkit-scrollbar-thumb,
.markdown-body pre::-webkit-scrollbar-thumb,
.markdown-body > table::-webkit-scrollbar-thumb {
  background: var(--app-scrollbar-thumb);
  border-radius: 999px;
}

.chat-area::-webkit-scrollbar-thumb:hover,
.ask-expert-conversation .chat-area::-webkit-scrollbar-thumb:hover,
.settings-nav::-webkit-scrollbar-thumb:hover,
.settings-panels::-webkit-scrollbar-thumb:hover,
.chat-area .markdown-body .md-table-wrap::-webkit-scrollbar-thumb:hover,
.markdown-body pre::-webkit-scrollbar-thumb:hover,
.markdown-body > table::-webkit-scrollbar-thumb:hover {
  background: var(--app-scrollbar-thumb-hover);
}

.chat-area::-webkit-scrollbar-corner,
.ask-expert-conversation .chat-area::-webkit-scrollbar-corner,
.chat-area .markdown-body .md-table-wrap::-webkit-scrollbar-corner,
.markdown-body pre::-webkit-scrollbar-corner {
  background: transparent;
}

.sidebar-shell.page-load-animate,
.sidebar-toggle.page-load-animate {
  animation: pageSlideIn 0.22s cubic-bezier(0.22, 1, 0.36, 1) forwards;
}

.main.page-load-animate {
  animation: pageFadeUp 0.22s cubic-bezier(0.22, 1, 0.36, 1) 0.04s forwards;
}

.input-area.page-load-animate {
  animation: none;
  opacity: 1;
  visibility: visible;
  transform: none;
}

.input-area.page-load-animate > .input-wrapper {
  animation: pageFadeUp 0.2s cubic-bezier(0.22, 1, 0.36, 1) 0.08s both;
}

.settings-header.page-load-animate {
  animation: pageFadeUp 0.22s cubic-bezier(0.22, 1, 0.36, 1) 0.04s forwards;
}

.settings-body.page-load-animate {
  animation: pageFadeUp 0.22s cubic-bezier(0.22, 1, 0.36, 1) 0.06s forwards;
}

.auth-card.page-load-animate,
.auth-layout.page-load-animate {
  animation: pageScaleIn 0.24s cubic-bezier(0.22, 1, 0.36, 1) 0.03s forwards;
}

.page-load-stagger > *:nth-child(1) {
  animation: pageFadeUp 0.2s cubic-bezier(0.22, 1, 0.36, 1) 0.06s forwards;
}

.page-load-stagger > *:nth-child(2) {
  animation: pageFadeUp 0.18s cubic-bezier(0.22, 1, 0.36, 1) 0.1s forwards;
}

@keyframes pageSlideIn {
  from {
    opacity: 0;
    visibility: hidden;
    transform: translateX(-24px);
  }
  to {
    opacity: 1;
    visibility: visible;
    transform: translateX(0);
  }
}

@keyframes pageFadeUp {
  from {
    opacity: 0;
    visibility: hidden;
    transform: translateY(18px);
  }
  to {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
  }
}

@keyframes pageScaleIn {
  from {
    opacity: 0;
    visibility: hidden;
    transform: scale(0.95) translateY(12px);
  }
  to {
    opacity: 1;
    visibility: visible;
    transform: scale(1) translateY(0);
  }
}

@media (prefers-reduced-motion: reduce) {
  .sidebar-region,
  .sidebar,
  .sidebar-toggle,
  .sidebar-toggle-icon,
  .sidebar-toggle-icon-wrap {
    transition-duration: 0.01ms !important;
  }

  .sidebar-toggle-icon--open,
  .sidebar-toggle-icon--closed {
    transform: none !important;
  }

  .sidebar-shell.page-load-animate {
    animation: pageFadeIn 0.55s ease 0.05s forwards !important;
    transform: none !important;
  }

  .main.page-load-animate,
  .input-area.page-load-animate > .input-wrapper,
  .settings-header.page-load-animate,
  .settings-body.page-load-animate,
  .page-load-stagger > * {
    animation: pageFadeIn 0.55s ease forwards !important;
    transform: none !important;
  }

  .input-area.page-load-animate {
    animation: none !important;
    opacity: 1 !important;
    visibility: visible !important;
    transform: none !important;
  }

  .main.page-load-animate {
    animation-delay: 0.12s !important;
  }

  .input-area.page-load-animate > .input-wrapper {
    animation-delay: 0.24s !important;
  }

  .settings-body.page-load-animate {
    animation-delay: 0.18s !important;
  }

  .page-load-stagger > *:nth-child(1) {
    animation-delay: 0.2s !important;
  }

  .page-load-stagger > *:nth-child(2) {
    animation-delay: 0.32s !important;
  }

  .auth-card.page-load-animate,
  .auth-layout.page-load-animate {
    animation: pageFadeIn 0.6s ease 0.08s forwards !important;
    transform: none !important;
  }
}

@keyframes pageFadeIn {
  from {
    opacity: 0;
    visibility: hidden;
  }
  to {
    opacity: 1;
    visibility: visible;
  }
}

:root {
  --sidebar-width: 260px;
  --chat-layout-duration: 0.42s;
  --motion-duration-fast: 0.15s;
  --motion-duration-base: 0.22s;
  --motion-duration-sidebar: 0.28s;
  --motion-ease-standard: cubic-bezier(0.4, 0, 0.2, 1);
  --motion-ease-emphasized: cubic-bezier(0.22, 1, 0.36, 1);
}

.app {
  display: flex;
  height: 100vh;
}

.app-content {
  position: relative;
  z-index: 1;
  flex: 1;
  display: flex;
  flex-direction: column;
  min-width: 0;
  min-height: 0;
}

.nexcore-brand {
  position: absolute;
  right: max(12px, env(safe-area-inset-right, 0));
  bottom: max(8px, env(safe-area-inset-bottom, 0));
  margin: 0;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: flex-end;
  gap: 0.35em;
  font-size: 0.68rem;
  line-height: 1;
  color: var(--text-secondary);
  opacity: 0.38;
  pointer-events: none;
  user-select: none;
  z-index: 0;
  transition:
    bottom 0.28s ease,
    right 0.28s ease,
    opacity 0.28s ease;
}

.app-content:has(#view-chat.is-active #chatMain.private-chat-active.private-chat-active--visible) > .nexcore-brand {
  right: max(28px, calc(12px + env(safe-area-inset-right, 0)));
  bottom: max(40px, calc(24px + env(safe-area-inset-bottom, 0)));
}

.nexcore-brand-sep {
  opacity: 0.85;
}

.app-view:not(.is-active) {
  content-visibility: auto;
  contain-intrinsic-size: auto 480px;
}

.app-view {
  display: none;
  flex: 1;
  flex-direction: column;
  min-width: 0;
  min-height: 0;
}

.app-view.is-active {
  display: flex;
}

.app-view > .main {
  flex: 1;
  min-height: 0;
}

.sidebar-region {
  position: relative;
  flex-shrink: 0;
  width: var(--sidebar-width);
  z-index: 100;
  transition: width var(--motion-duration-sidebar) var(--motion-ease-standard);
}

.app.sidebar-collapsed .sidebar-region {
  width: 0;
  overflow: visible;
}

.sidebar-shell {
  width: 100%;
  height: 100vh;
  overflow: hidden;
}

.sidebar {
  width: var(--sidebar-width);
  height: 100vh;
  min-width: 0;
  background: var(--bg-sidebar);
  border-right: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  padding: 12px;
  flex-shrink: 0;
  overflow-x: hidden;
  transition: transform var(--motion-duration-sidebar) var(--motion-ease-standard);
  will-change: transform;
}

.app.sidebar-collapsed .sidebar {
  transform: translateX(-100%);
}

.sidebar-toggle {
  position: fixed;
  top: 50%;
  left: calc(var(--sidebar-width) - 14px);
  margin-top: -26px;
  z-index: 200;
  pointer-events: auto;
  width: 28px;
  height: 52px;
  padding: 0;
  border: 1px solid var(--border);
  border-radius: 0 10px 10px 0;
  background: var(--bg-sidebar);
  color: var(--text-secondary);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 2px 0 8px rgba(0, 0, 0, 0.12);
  transition:
    left var(--motion-duration-sidebar) var(--motion-ease-standard),
    background var(--motion-duration-fast) var(--motion-ease-standard),
    color var(--motion-duration-fast) var(--motion-ease-standard),
    border-color var(--motion-duration-fast) var(--motion-ease-standard),
    box-shadow var(--motion-duration-fast) var(--motion-ease-standard);
}

.sidebar-toggle:active .sidebar-toggle-icon-wrap {
  transform: scale(0.92);
}

.sidebar-toggle:hover {
  background: var(--bg-hover);
  color: var(--text-primary);
}

.app.sidebar-collapsed .sidebar-toggle {
  left: 0;
}

.sidebar-toggle-icon-wrap {
  position: relative;
  width: 16px;
  height: 16px;
  flex-shrink: 0;
  transition: transform var(--motion-duration-fast) var(--motion-ease-standard);
}

.sidebar-toggle-icon {
  position: absolute;
  inset: 0;
  display: block;
  transition:
    opacity var(--motion-duration-sidebar) var(--motion-ease-standard),
    transform var(--motion-duration-sidebar) var(--motion-ease-emphasized);
}

.app:not(.sidebar-collapsed) .sidebar-toggle-icon--open {
  opacity: 1;
  transform: rotate(0deg) scale(1);
}

.app:not(.sidebar-collapsed) .sidebar-toggle-icon--closed {
  opacity: 0;
  transform: rotate(-90deg) scale(0.8);
  pointer-events: none;
}

.app.sidebar-collapsed .sidebar-toggle-icon--open {
  opacity: 0;
  transform: rotate(90deg) scale(0.8);
  pointer-events: none;
}

.app.sidebar-collapsed .sidebar-toggle-icon--closed {
  opacity: 1;
  transform: rotate(0deg) scale(1);
}

.sidebar-header {
  padding: 8px 4px 16px;
}

.sidebar-brand {
  --logo-wave-delay: 0s;
  --logo-wave-duration: 1.75s;
  --logo-pause-after: 0.5s;
  --logo-reveal-duration: 0.5s;
  display: flex;
  align-items: baseline;
  gap: 6px;
  min-width: 0;
}

.sidebar-brand .logo-brand {
  --logo-wave-delay: inherit;
  --logo-wave-duration: inherit;
  --logo-pause-after: inherit;
  --logo-reveal-duration: inherit;
}

.sidebar-brand-experiment {
  flex-shrink: 0;
  font-size: 0.58rem;
  font-weight: 500;
  letter-spacing: 0.03em;
  line-height: 1;
  color: var(--text-secondary);
  opacity: 0;
  transform: translateY(-1px);
  animation: sidebarExperimentFadeIn 0.45s cubic-bezier(0.22, 1, 0.36, 1) forwards;
  animation-delay: calc(
    var(--logo-wave-delay) + var(--logo-wave-duration) + var(--logo-pause-after) +
      var(--logo-reveal-duration)
  );
}

.logo {
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--text-primary);
  text-decoration: none;
  display: block;
}

.logo-brand {
  --logo-wave-delay: 0s;
  --logo-wave-duration: 1.75s;
  --logo-pause-after: 0.5s;
  --logo-reveal-duration: 0.5s;
  position: relative;
  display: inline-block;
  color: transparent;
  animation: logoBrandReveal var(--logo-reveal-duration) cubic-bezier(0.22, 1, 0.36, 1) forwards;
  animation-delay: calc(
    var(--logo-wave-delay) + var(--logo-wave-duration) + var(--logo-pause-after)
  );
}

.logo-brand::before {
  content: attr(data-text);
  position: absolute;
  left: 0;
  top: 0;
  font: inherit;
  letter-spacing: inherit;
  line-height: inherit;
  white-space: nowrap;
  pointer-events: none;
  background: linear-gradient(
    90deg,
    #f0fcff 0%,
    #d4f7ff 14%,
    #b8f0ff 28%,
    #9decff 42%,
    #7ee8ff 56%,
    #9decff 72%,
    #d4f7ff 88%,
    #ffffff 100%
  );
  filter: brightness(1.2) saturate(1.35);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  -webkit-mask-image: linear-gradient(
    90deg,
    transparent 0%,
    transparent 18%,
    rgba(0, 0, 0, 0.12) 30%,
    rgba(0, 0, 0, 0.45) 40%,
    rgba(0, 0, 0, 0.85) 47%,
    #000 50%,
    rgba(0, 0, 0, 0.85) 53%,
    rgba(0, 0, 0, 0.45) 60%,
    rgba(0, 0, 0, 0.12) 70%,
    transparent 82%,
    transparent 100%
  );
  mask-image: linear-gradient(
    90deg,
    transparent 0%,
    transparent 18%,
    rgba(0, 0, 0, 0.12) 30%,
    rgba(0, 0, 0, 0.45) 40%,
    rgba(0, 0, 0, 0.85) 47%,
    #000 50%,
    rgba(0, 0, 0, 0.85) 53%,
    rgba(0, 0, 0, 0.45) 60%,
    rgba(0, 0, 0, 0.12) 70%,
    transparent 82%,
    transparent 100%
  );
  -webkit-mask-size: 58% 100%;
  mask-size: 58% 100%;
  -webkit-mask-repeat: no-repeat;
  mask-repeat: no-repeat;
  -webkit-mask-position: 170% 0;
  mask-position: 170% 0;
  opacity: 0;
  animation: logoBrandWaveSweep var(--logo-wave-duration) linear var(--logo-wave-delay) forwards;
}

.auth-logo.logo-brand {
  display: block;
}

.auth-logo.logo-brand::before {
  left: 50%;
  transform: translateX(-50%);
}

.sidebar-shell.page-load-animate .sidebar-brand {
  --logo-wave-delay: 0.42s;
}

.auth-card.page-load-animate .logo-brand,
.auth-layout.page-load-animate .logo-brand {
  --logo-wave-delay: 0.18s;
}

.logo.logo-brand:hover {
  opacity: 1;
}

.logo:hover {
  opacity: 0.85;
}

@keyframes logoBrandWaveSweep {
  0% {
    -webkit-mask-position: 185% 0;
    mask-position: 185% 0;
    opacity: 0;
  }
  2% {
    -webkit-mask-position: 176% 0;
    mask-position: 176% 0;
    opacity: 0.55;
  }
  4% {
    -webkit-mask-position: 164% 0;
    mask-position: 164% 0;
    opacity: 0.85;
  }
  7% {
    -webkit-mask-position: 148% 0;
    mask-position: 148% 0;
    opacity: 1;
  }
  10% {
    -webkit-mask-position: 135% 0;
    mask-position: 135% 0;
    opacity: 1;
  }
  82% {
    -webkit-mask-position: -72% 0;
    mask-position: -72% 0;
    opacity: 1;
  }
  92% {
    -webkit-mask-position: -118% 0;
    mask-position: -118% 0;
    opacity: 0;
  }
  100% {
    -webkit-mask-position: -118% 0;
    mask-position: -118% 0;
    opacity: 0;
  }
}

@keyframes logoBrandReveal {
  from {
    color: transparent;
  }
  to {
    color: var(--text-primary);
  }
}

@keyframes sidebarExperimentFadeIn {
  from {
    opacity: 0;
  }
  to {
    opacity: 0.72;
  }
}

@media (prefers-reduced-motion: reduce) {
  .logo-brand,
  .sidebar-brand {
    --logo-wave-duration: 1.35s !important;
    --logo-pause-after: 0.35s !important;
    --logo-reveal-duration: 0.4s !important;
  }

  .sidebar-brand .logo-brand {
    --logo-wave-duration: inherit;
    --logo-pause-after: inherit;
    --logo-reveal-duration: inherit;
  }

  .sidebar-brand-experiment {
    animation-duration: 0.3s !important;
  }
}

.sidebar-nav {
  display: flex;
  flex-direction: column;
  gap: 2px;
  margin-bottom: 12px;
}

.nav-item {
  display: block;
  padding: 10px 12px;
  border-radius: 8px;
  color: var(--text-secondary);
  text-decoration: none;
  font-size: 0.9rem;
  transition: background 0.15s, color 0.15s;
}

.nav-item:hover {
  background: var(--bg-hover);
  color: var(--text-primary);
}

.nav-item.active {
  background: var(--bg-hover);
  color: var(--text-primary);
  font-weight: 500;
}

.nav-item--with-icon {
  display: flex;
  align-items: center;
  gap: 8px;
}

.nav-item-icon {
  flex-shrink: 0;
  opacity: 0.9;
}

.tasks-main {
  overflow: hidden;
  display: flex;
  flex-direction: column;
}

.tasks-page-header .tasks-header-inner {
  flex-wrap: wrap;
  gap: 12px 20px;
}

.tasks-page-header .settings-header-title {
  flex: 1;
  min-width: 0;
}

.tasks-header-actions {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-left: auto;
  flex-shrink: 0;
}

.tasks-toolbar-btn {
  padding: 8px 14px;
  font-size: 0.85rem;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: var(--bg-input);
  color: var(--text-primary);
  cursor: pointer;
  transition:
    background var(--motion-duration-fast),
    border-color var(--motion-duration-fast);
}

.tasks-toolbar-btn:hover {
  background: var(--bg-hover);
}

.tasks-add-wrap {
  position: relative;
}

.tasks-add-btn {
  width: 40px;
  height: 40px;
  border: none;
  border-radius: 50%;
  background: var(--accent, var(--accent));
  color: var(--accent-fg, #fff);
  font-size: 1.5rem;
  line-height: 1;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.18);
  transition: transform var(--motion-duration-fast), filter var(--motion-duration-fast);
}

.tasks-add-btn:hover {
  filter: brightness(1.08);
  transform: scale(1.04);
}

.tasks-type-menu {
  position: absolute;
  top: calc(100% + 8px);
  right: 0;
  min-width: 148px;
  padding: 6px;
  border-radius: 10px;
  border: 1px solid var(--border);
  background: var(--bg-primary);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.2);
  z-index: 30;
}

.tasks-type-option {
  display: block;
  width: 100%;
  padding: 10px 12px;
  border: none;
  border-radius: 6px;
  background: transparent;
  color: var(--text-primary);
  font-size: 0.9rem;
  text-align: left;
  cursor: pointer;
}

.tasks-type-option:hover {
  background: var(--bg-hover);
}

.tasks-body {
  flex: 1;
  min-height: 0;
  padding: 0;
  overflow: hidden;
  display: flex;
  flex-direction: column;
}

.tasks-whiteboard {
  flex: 1;
  min-height: 0;
  overflow: auto;
  background-color: var(--tasks-board-bg, #f4f1ea);
  background-image:
    radial-gradient(circle, var(--tasks-board-dot, rgba(0, 0, 0, 0.07)) 1px, transparent 1px);
  background-size: 20px 20px;
  border-top: 1px solid var(--border);
}

html[data-theme="dark"] .tasks-whiteboard,
:root[data-theme="dark"] .tasks-whiteboard {
  --tasks-board-bg: #2a2824;
  --tasks-board-dot: rgba(255, 255, 255, 0.08);
}

html[data-theme="midnight"] .tasks-whiteboard,
:root[data-theme="midnight"] .tasks-whiteboard {
  --tasks-board-bg: #0a0a0a;
  --tasks-board-dot: rgba(255, 255, 255, 0.06);
}

html[data-theme="light"] .tasks-whiteboard,
:root[data-theme="light"] .tasks-whiteboard {
  --tasks-board-bg: #f4f1ea;
  --tasks-board-dot: rgba(0, 0, 0, 0.07);
}

@media (prefers-color-scheme: light) {
  html[data-theme="system"] .tasks-whiteboard,
  :root[data-theme="system"] .tasks-whiteboard {
    --tasks-board-bg: #f4f1ea;
    --tasks-board-dot: rgba(0, 0, 0, 0.07);
  }
}

@media (prefers-color-scheme: dark) {
  html[data-theme="system"] .tasks-whiteboard,
  :root[data-theme="system"] .tasks-whiteboard {
    --tasks-board-bg: #2a2824;
    --tasks-board-dot: rgba(255, 255, 255, 0.08);
  }
}

.tasks-board-inner {
  position: relative;
  min-width: 100%;
  min-height: 100%;
  padding: 20px;
  box-sizing: border-box;
}

.tasks-board-inner--grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 16px;
  align-content: start;
}

.tasks-board-inner--grid .tasks-card {
  position: relative !important;
  left: auto !important;
  top: auto !important;
}

.tasks-empty {
  position: absolute;
  left: 50%;
  top: 40%;
  transform: translate(-50%, -50%);
  margin: 0;
  max-width: 320px;
  text-align: center;
  color: var(--text-secondary);
  font-size: 0.95rem;
  pointer-events: none;
}

.tasks-card {
  position: absolute;
  width: 260px;
  max-width: calc(100vw - 48px);
  background: var(--bg-primary);
  border: 1px solid var(--border);
  border-radius: 12px;
  box-shadow:
    0 1px 2px rgba(0, 0, 0, 0.06),
    0 4px 14px rgba(0, 0, 0, 0.08);
  display: flex;
  flex-direction: column;
  z-index: 1;
  transition: box-shadow var(--motion-duration-fast);
}

.tasks-card.is-dragging {
  z-index: 10;
  box-shadow: 0 8px 28px rgba(0, 0, 0, 0.18);
}

.tasks-card--todo {
  border-top: 3px solid var(--accent);
}

.tasks-card--task {
  border-top: 3px solid #22c55e;
}

.tasks-card--list {
  border-top: 3px solid #f59e0b;
}

.tasks-card--memo {
  border-top: 3px solid #a855f7;
}

.tasks-card-header {
  display: flex;
  align-items: flex-start;
  gap: 8px;
  padding: 10px 10px 6px;
  flex-wrap: wrap;
  user-select: none;
}

.tasks-card-type-badge {
  flex-shrink: 0;
  font-size: 0.65rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  padding: 2px 6px;
  border-radius: 4px;
  background: var(--bg-hover);
  color: var(--text-secondary);
}

.tasks-card--todo .tasks-card-type-badge {
  color: var(--accent);
}

.tasks-card--task .tasks-card-type-badge {
  color: #22c55e;
}

.tasks-card--list .tasks-card-type-badge {
  color: #f59e0b;
}

.tasks-card--memo .tasks-card-type-badge {
  color: #a855f7;
}

.tasks-card-title {
  flex: 1;
  min-width: 0;
  border: none;
  background: transparent;
  color: var(--text-primary);
  font-size: 0.95rem;
  font-weight: 600;
  padding: 2px 0;
  outline: none;
}

.tasks-card-title::placeholder {
  color: var(--text-secondary);
  font-weight: 400;
}

.tasks-card-delete {
  flex-shrink: 0;
  width: 28px;
  height: 28px;
  border: none;
  border-radius: 6px;
  background: transparent;
  color: var(--text-secondary);
  font-size: 1.1rem;
  line-height: 1;
  cursor: pointer;
}

.tasks-card-delete:hover {
  background: var(--bg-hover);
  color: var(--text-primary);
}

.tasks-card-body {
  padding: 0 10px 12px;
  flex: 1;
  min-height: 0;
}

.tasks-card-memo,
.tasks-card-notes {
  width: 100%;
  box-sizing: border-box;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: var(--bg-input);
  color: var(--text-primary);
  font-size: 0.88rem;
  font-family: inherit;
  padding: 8px 10px;
  resize: vertical;
  min-height: 80px;
  outline: none;
}

.tasks-card-memo:focus,
.tasks-card-notes:focus,
.tasks-card-title:focus {
  border-color: var(--text-secondary);
}

.tasks-checklist {
  list-style: none;
  margin: 0 0 8px;
  padding: 0;
}

.tasks-check-item {
  display: flex;
  align-items: center;
  gap: 4px;
  margin-bottom: 4px;
}

.tasks-check-label {
  display: flex;
  align-items: center;
  gap: 8px;
  flex: 1;
  min-width: 0;
}

.tasks-check-input {
  flex-shrink: 0;
  width: 16px;
  height: 16px;
  accent-color: var(--accent, var(--accent));
}

.tasks-check-text {
  flex: 1;
  min-width: 0;
  border: none;
  background: transparent;
  color: var(--text-primary);
  font-size: 0.88rem;
  padding: 4px 0;
  outline: none;
}

.tasks-check-text:disabled {
  opacity: 0.5;
}

.tasks-check-item:has(.tasks-check-input:checked) .tasks-check-text {
  text-decoration: line-through;
  color: var(--text-secondary);
}

.tasks-check-remove {
  flex-shrink: 0;
  width: 24px;
  height: 24px;
  border: none;
  background: transparent;
  color: var(--text-secondary);
  cursor: pointer;
  border-radius: 4px;
  font-size: 1rem;
  line-height: 1;
  opacity: 0;
  transition: opacity var(--motion-duration-fast);
}

.tasks-check-item:hover .tasks-check-remove,
.tasks-check-remove:focus {
  opacity: 1;
}

.tasks-check-remove:hover {
  background: var(--bg-hover);
}

.tasks-add-item-btn {
  display: block;
  width: 100%;
  padding: 6px 8px;
  border: 1px dashed var(--border);
  border-radius: 6px;
  background: transparent;
  color: var(--text-secondary);
  font-size: 0.8rem;
  cursor: pointer;
}

.tasks-add-item-btn:hover {
  background: var(--bg-hover);
  color: var(--text-primary);
}

.new-chat-btn {
  margin-top: 12px;
  width: 100%;
  padding: 10px 14px;
  background: transparent;
  border: 1px solid var(--border);
  border-radius: 8px;
  color: var(--text-primary);
  cursor: pointer;
  font-size: 0.9rem;
  display: flex;
  align-items: center;
  gap: 8px;
  transition:
    background var(--motion-duration-fast),
    border-color var(--motion-duration-fast),
    transform var(--motion-duration-fast);
}

.new-chat-btn:hover {
  background: var(--bg-hover);
}

.new-chat-btn:active {
  transform: scale(0.98);
}

.sidebar-session-search {
  position: relative;
  margin-top: 10px;
  display: flex;
  align-items: center;
}

.sidebar-session-search-icon {
  position: absolute;
  left: 10px;
  font-size: 0.82rem;
  color: var(--text-secondary);
  pointer-events: none;
}

.sidebar-session-search-input {
  width: 100%;
  padding: 8px 36px 8px 30px;
  background: var(--bg-input);
  border: 1px solid var(--border);
  border-radius: 8px;
  color: var(--text-primary);
  font-size: 0.82rem;
  outline: none;
  transition: border-color 0.15s, box-shadow 0.15s;
}

.sidebar-session-search-input::placeholder {
  color: var(--text-secondary);
  opacity: 0.6;
}

.sidebar-session-search-input:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 2px color-mix(in srgb, var(--accent) 25%, transparent);
}

.sidebar-session-search-clear {
  position: absolute;
  right: 6px;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 24px;
  height: 24px;
  padding: 0;
  border: none;
  border-radius: 6px;
  background: transparent;
  color: var(--text-secondary);
  font-size: 0.65rem;
  cursor: pointer;
  transition: background 0.15s, color 0.15s;
}

.sidebar-session-search-clear:hover {
  background: var(--bg-hover);
  color: var(--text-primary);
}

.chat-history {
  flex: 1;
  overflow-x: hidden;
  overflow-y: auto;
  margin-top: 12px;
  min-height: 0;
  min-width: 0;
  scrollbar-width: none;
  -ms-overflow-style: none;
}

.sidebar-session-panel {
  flex: 1;
  display: flex;
  flex-direction: column;
  min-height: 0;
  min-width: 0;
}

.sidebar-project-panel {
  flex: 1;
  min-height: 0;
  min-width: 0;
}

.sidebar-session-panel.hidden,
.sidebar-project-panel.hidden {
  display: none;
}

.chat-history::-webkit-scrollbar {
  display: none;
  width: 0;
  height: 0;
}

.account-tab {
  position: relative;
  margin-top: 0;
  padding-top: 0;
  border-top: none;
}

.sidebar-footer {
  margin-top: auto;
  padding-top: 8px;
  border-top: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.announcements-tab {
  position: relative;
}

.sidebar-footer-btn {
  width: 100%;
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 12px;
  background: transparent;
  border: none;
  border-radius: 8px;
  color: var(--text-primary);
  cursor: pointer;
  font-size: 0.9rem;
  text-decoration: none;
  transition:
    background var(--motion-duration-fast),
    transform var(--motion-duration-fast);
}

.sidebar-footer-btn:hover {
  background: var(--bg-hover);
  color: var(--text-primary);
}

.sidebar-footer-btn:active {
  transform: scale(0.99);
}

.sidebar-footer-btn.active {
  background: var(--bg-hover);
}

.sidebar-footer-btn-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  color: var(--text-secondary);
}

.sidebar-footer-btn-label {
  flex: 1;
  min-width: 0;
  text-align: left;
}

.announcements-badge {
  min-width: 18px;
  height: 18px;
  padding: 0 5px;
  border-radius: 999px;
  background: var(--accent, #9decff);
  color: #111;
  font-size: 0.68rem;
  font-weight: 700;
  line-height: 18px;
  text-align: center;
  flex-shrink: 0;
}

.announcements-badge.hidden {
  display: none;
}

.announcements-main {
  min-height: 100%;
}

.announcements-page-header {
  margin-bottom: 0;
}

.announcements-page-subtitle {
  margin: 6px 0 0;
  color: var(--text-secondary);
  font-size: 0.92rem;
}

.announcements-body {
  padding: 0 24px 32px;
  max-width: 1080px;
}

.announcements-loading-wrap,
.announcements-empty {
  padding: 32px 0;
  color: var(--text-secondary);
}

.announcements-layout {
  display: grid;
  grid-template-columns: minmax(220px, 280px) minmax(0, 1fr);
  gap: 20px;
  min-height: 420px;
}

.announcements-list {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.announcements-item {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 4px;
  width: 100%;
  padding: 12px 14px;
  border: 1px solid var(--border);
  border-radius: 10px;
  background: var(--bg-input);
  color: var(--text-primary);
  cursor: pointer;
  text-align: left;
  transition:
    border-color var(--motion-duration-fast),
    background var(--motion-duration-fast);
}

.announcements-item:hover,
.announcements-item.is-active {
  border-color: var(--accent, #9decff);
  background: var(--bg-hover);
}

.announcements-item.is-unread .announcements-item-title {
  font-weight: 600;
}

.announcements-item-title {
  font-size: 0.92rem;
  line-height: 1.4;
}

.announcements-item-date {
  font-size: 0.78rem;
  color: var(--text-secondary);
}

.announcements-detail {
  border: 1px solid var(--border);
  border-radius: 12px;
  background: var(--bg-secondary);
  padding: 20px 22px;
  min-width: 0;
}

.announcements-detail-header {
  margin-bottom: 16px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--border);
}

.announcements-detail-date {
  display: block;
  margin-bottom: 6px;
  color: var(--text-secondary);
  font-size: 0.82rem;
}

.announcements-detail-title {
  margin: 0;
  font-size: 1.2rem;
  line-height: 1.4;
}

.announcements-detail-body {
  color: var(--text-primary);
  line-height: 1.7;
}

@media (max-width: 768px) {
  .announcements-body {
    padding: 0 16px 24px;
  }

  .announcements-layout {
    grid-template-columns: 1fr;
  }
}

.account-btn {
  width: 100%;
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 12px;
  background: transparent;
  border: none;
  border-radius: 8px;
  color: var(--text-primary);
  cursor: pointer;
  font-size: 0.9rem;
  transition:
    background var(--motion-duration-fast),
    transform var(--motion-duration-fast);
}

.account-btn:hover {
  background: var(--bg-hover);
}

.account-btn:active {
  transform: scale(0.99);
}

.account-menu {
  position: absolute;
  bottom: calc(100% + 6px);
  left: 0;
  right: 0;
  background: var(--bg-input);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 6px;
  box-shadow: 0 4px 24px rgba(0, 0, 0, 0.4);
  z-index: 100;
  transform-origin: bottom left;
  transition:
    opacity var(--motion-duration-base) var(--motion-ease-emphasized),
    transform var(--motion-duration-base) var(--motion-ease-emphasized),
    visibility var(--motion-duration-base);
}

.account-menu.hidden {
  display: block !important;
  opacity: 0;
  transform: translateY(6px) scale(0.98);
  visibility: hidden;
  pointer-events: none;
}

.account-menu:not(.hidden) {
  opacity: 1;
  transform: translateY(0) scale(1);
  visibility: visible;
}

.account-avatar {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: var(--nexgate-user-avatar-bg);
  color: var(--nexgate-user-avatar-fg);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.8rem;
  font-weight: 600;
  flex-shrink: 0;
}

.account-details {
  flex: 1;
  min-width: 0;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 2px;
}

.account-plan {
  display: flex;
  align-items: baseline;
  gap: 6px;
  max-width: 100%;
}

.account-plan-name {
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.04em;
}

.account-plan-price {
  font-size: 0.65rem;
  color: var(--text-secondary);
  white-space: nowrap;
}

.account-plan[data-plan="free"] .account-plan-name {
  color: #9ca3af;
}

.account-plan[data-plan="plus"] .account-plan-name {
  color: #38bdf8;
}

.account-plan[data-plan="pro"] .account-plan-name {
  color: #a78bfa;
}

.account-plan[data-plan="max"] .account-plan-name {
  color: #fbbf24;
}

.account-plan[data-plan="enterprise"] .account-plan-name {
  color: #94a3b8;
}

.account-name {
  width: 100%;
  text-align: left;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  font-size: 0.9rem;
}

.account-menu-item {
  display: block;
  width: 100%;
  padding: 10px 12px;
  background: transparent;
  border: none;
  border-radius: 6px;
  color: var(--text-primary);
  font-size: 0.85rem;
  text-align: left;
  cursor: pointer;
  transition: background 0.15s;
  text-decoration: none;
  box-sizing: border-box;
}

.account-menu-item:hover {
  background: var(--bg-hover);
}

.account-menu-item--danger {
  color: #ef4444;
}

.api-key-modal {
  position: fixed;
  inset: 0;
  z-index: 500;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
}

.api-key-modal.hidden {
  display: none;
}

.api-key-backdrop {
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, 0.55);
}

.api-key-dialog {
  position: relative;
  z-index: 1;
  width: 100%;
  max-width: 420px;
  padding: 24px;
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: 16px;
  box-shadow: 0 16px 48px rgba(0, 0, 0, 0.35);
}

.api-key-title {
  margin: 0 0 8px;
  font-size: 1.15rem;
  font-weight: 600;
}

.api-key-desc {
  margin: 0 0 12px;
  font-size: 0.85rem;
  color: var(--text-secondary);
  line-height: 1.5;
}

.dev-api-status {
  margin: 0 0 16px;
  font-size: 0.88rem;
  color: var(--text-primary);
}

.dev-api-status span.is-on {
  color: #22c55e;
  font-weight: 600;
}

.dev-api-status span.is-off {
  color: var(--text-secondary);
  font-weight: 600;
}

.api-key-field {
  margin-bottom: 12px;
}

.api-key-field label {
  display: block;
  margin-bottom: 6px;
  font-size: 0.85rem;
  color: var(--text-secondary);
}

.api-key-field input {
  width: 100%;
  padding: 10px 12px;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: var(--bg-input);
  color: var(--text-primary);
  font-size: 0.9rem;
  box-sizing: border-box;
}

.api-key-field input:focus {
  outline: none;
  border-color: var(--text-secondary);
}

.api-key-msg {
  margin: 0 0 12px;
  font-size: 0.85rem;
}

.api-key-msg.success {
  color: #22c55e;
}

.api-key-msg.error {
  color: #ef4444;
}

.api-key-actions {
  display: flex;
  justify-content: flex-end;
  gap: 10px;
}

.api-key-btn {
  padding: 10px 18px;
  border: none;
  border-radius: 8px;
  background: var(--accent);
  color: var(--accent-fg, #fff);
  font-size: 0.9rem;
  font-weight: 500;
  cursor: pointer;
}

.api-key-btn--ghost {
  background: transparent;
  color: var(--text-primary);
  border: 1px solid var(--border);
}

.api-key-btn:hover:not(:disabled) {
  opacity: 0.92;
}

.api-key-btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

@keyframes history-item-enter {
  from {
    opacity: 0;
    transform: translateY(-6px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes history-empty-enter {
  from {
    opacity: 0;
  }
  to {
    opacity: 1;
  }
}

.history-item--enter {
  animation: history-item-enter 0.38s cubic-bezier(0.22, 1, 0.36, 1) both;
}

.history-item.history-item--reorder {
  position: relative;
  z-index: 2;
  transition: transform 0.32s cubic-bezier(0.22, 1, 0.36, 1);
}

@media (prefers-reduced-motion: reduce) {
  .history-item.history-item--reorder {
    transition: none;
  }
}

.history-empty--enter {
  animation: history-empty-enter 0.35s ease both;
}

.history-load-more {
  display: block;
  width: calc(100% - 8px);
  margin: 6px 4px 2px;
  padding: 8px 10px;
  border: none;
  border-radius: 8px;
  background: transparent;
  color: var(--text-secondary);
  font-size: 0.8rem;
  cursor: pointer;
  transition: background 0.15s, color 0.15s;
}

.history-load-more:hover {
  background: var(--bg-hover);
  color: var(--text-primary);
}

.history-item {
  display: flex;
  align-items: center;
  gap: 4px;
  max-width: 100%;
  padding: 8px 6px 8px 12px;
  border-radius: 8px;
  cursor: pointer;
  font-size: 0.85rem;
  color: var(--text-secondary);
  margin-bottom: 2px;
  transition:
    background var(--motion-duration-fast),
    color var(--motion-duration-fast),
    transform var(--motion-duration-fast);
}

.history-item-title {
  flex: 1;
  min-width: 0;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  transition:
    opacity var(--motion-duration-base) var(--motion-ease-standard, ease),
    color 0.22s cubic-bezier(0.22, 1, 0.36, 1);
}

.history-item-spinner {
  flex-shrink: 0;
  width: 14px;
  height: 14px;
  max-width: 14px;
  margin-left: 2px;
  border: 2px solid color-mix(in srgb, var(--text-secondary) 24%, transparent);
  border-top-color: var(--accent);
  border-radius: 50%;
  opacity: 1;
  transform: scale(1);
  visibility: visible;
  overflow: hidden;
  animation: history-item-spin 0.7s linear infinite;
  transition:
    opacity 0.22s cubic-bezier(0.22, 1, 0.36, 1),
    transform 0.22s cubic-bezier(0.22, 1, 0.36, 1),
    max-width 0.22s cubic-bezier(0.22, 1, 0.36, 1),
    margin 0.22s cubic-bezier(0.22, 1, 0.36, 1),
    visibility 0.22s;
}

.history-item-spinner.hidden {
  display: block !important;
  max-width: 0;
  width: 0;
  height: 0;
  margin-left: 0;
  border-width: 0;
  opacity: 0;
  transform: scale(0.55);
  visibility: hidden;
  pointer-events: none;
  animation: none;
}

.history-item--generating .history-item-title {
  color: var(--text-primary);
}

.history-item--generating .history-item-spinner:not(.hidden) {
  width: 14px;
  height: 14px;
  max-width: 14px;
  margin-left: 2px;
  border-width: 2px;
  opacity: 1;
  visibility: visible;
  animation: history-item-spin 0.7s linear infinite;
}

@keyframes history-item-spin {
  from {
    transform: rotate(0deg);
  }
  to {
    transform: rotate(360deg);
  }
}

.chat-session-title-bar {
  position: absolute;
  top: 0;
  left: 50%;
  z-index: 4;
  max-width: min(560px, calc(100% - 48px));
  padding: 10px 16px 0;
  pointer-events: none;
  text-align: center;
  transform: translateX(-50%);
}

.chat-session-title {
  margin: 0;
  font-size: 0.95rem;
  font-weight: 600;
  line-height: 1.4;
  letter-spacing: 0.01em;
  color: var(--text-secondary);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

#chatMain.chat-has-session-title .chat-area {
  padding-top: 36px;
}

@media (prefers-reduced-motion: reduce) {
  .history-item-spinner {
    animation: none;
    border-top-color: var(--text-secondary);
    transition-duration: 0.01ms;
    transform: none;
  }

  .history-item-spinner.hidden {
    transform: none;
  }

  .history-item-title {
    transition: none;
  }
}

.history-item-menu-wrap {
  position: relative;
  flex-shrink: 0;
}

.history-item-menu-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  width: 28px;
  height: 28px;
  padding: 0;
  border: none;
  border-radius: 6px;
  background: transparent;
  color: var(--text-secondary);
  cursor: pointer;
  opacity: 0;
  font-size: 1.1rem;
  line-height: 1;
  letter-spacing: 0.02em;
  transition: opacity 0.15s, color 0.15s, background 0.15s;
}

.history-item:hover .history-item-menu-btn,
.history-item.active .history-item-menu-btn,
.history-item-menu-btn[aria-expanded="true"] {
  opacity: 1;
}

.history-item-menu-btn:hover,
.history-item-menu-btn[aria-expanded="true"] {
  color: var(--text-primary);
  background: var(--bg-hover);
}

.history-item-menu {
  position: absolute;
  top: calc(100% + 4px);
  right: 0;
  min-width: 148px;
  background: var(--bg-input);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 6px;
  box-shadow: 0 4px 24px rgba(0, 0, 0, 0.4);
  z-index: 2;
}

.history-item-menu-item {
  display: block;
  width: 100%;
  padding: 8px 10px;
  background: transparent;
  border: none;
  border-radius: 6px;
  color: var(--text-primary);
  font-size: 0.85rem;
  text-align: left;
  cursor: pointer;
  transition: background 0.15s;
  box-sizing: border-box;
}

.history-item-menu-item:hover {
  background: var(--bg-hover);
}

.history-item-menu-item[aria-pressed="true"] {
  color: #f59e0b;
}

.history-item-menu-item--danger {
  color: #ef4444;
}

.history-item-menu-item--danger:hover {
  background: rgba(239, 68, 68, 0.12);
}

.history-item-title--favorite::before {
  content: "★";
  margin-right: 4px;
  color: #f59e0b;
  font-size: 0.75rem;
}

.history-item-title-input {
  flex: 1;
  min-width: 0;
  padding: 2px 6px;
  border: 1px solid var(--border);
  border-radius: 6px;
  background: var(--bg-input);
  color: var(--text-primary);
  font-size: 0.85rem;
  font-family: inherit;
  outline: none;
}

.history-item-title-input:focus {
  border-color: var(--accent);
}

.history-has-open-menu .history-item--menu-anchor {
  position: relative;
  z-index: 20;
  isolation: isolate;
}

.history-has-open-menu .history-item--menu-anchor .history-item-menu-wrap {
  z-index: 1;
}

.history-has-open-menu .history-item--menu-dimmed {
  opacity: 0.42;
  pointer-events: none;
  transition: none;
}

.history-has-open-menu .history-item--menu-dimmed .history-item-menu-btn {
  opacity: 0 !important;
  pointer-events: none;
}

.history-has-open-menu .history-item--menu-dimmed:hover,
.history-has-open-menu .history-item--menu-dimmed.active {
  background: transparent;
  color: var(--text-secondary);
  transform: none;
}

.history-item:hover,
.history-item.active {
  background: var(--bg-hover);
  color: var(--text-primary);
}

.history-item:hover {
  transform: translateX(2px);
}

.history-has-open-menu .history-item--menu-dimmed:hover .history-item-menu-btn,
.history-has-open-menu .history-item--menu-dimmed.active .history-item-menu-btn {
  opacity: 0 !important;
}

.history-empty {
  padding: 16px 12px;
  font-size: 0.85rem;
  color: var(--text-secondary);
  text-align: center;
  line-height: 1.5;
}

@media (prefers-reduced-motion: reduce) {
  .history-item--enter,
  .history-empty--enter {
    animation: none;
  }

  .history-item:hover {
    transform: none;
  }

  .welcome--enter h1,
  .welcome--enter .suggestion {
    animation: none;
  }

  .sidebar {
    will-change: auto;
  }

  .account-menu,
  .account-menu.hidden,
  .model-select-menu,
  .model-select-menu.hidden {
    transition-duration: 0.01ms;
    transform: none;
  }

  .nexcore-brand {
    transition-duration: 0.01ms;
  }
}

.main {
  flex: 1;
  display: flex;
  flex-direction: column;
  min-width: 0;
  position: relative;
}

.model-select-wrap {
  position: absolute;
  top: 12px;
  left: 16px;
  right: 16px;
  z-index: 20;
  pointer-events: none;
}

.model-select-wrap > * {
  pointer-events: auto;
}

.model-select-column {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 2px;
  min-width: 0;
  max-width: calc(100% - 280px);
  padding-right: 12px;
}

.chat-header-actions {
  position: absolute;
  top: 0;
  right: 0;
  display: flex;
  align-items: center;
  gap: 8px;
  flex-shrink: 0;
  z-index: 21;
}

.chat-header-fade {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 72px;
  z-index: 18;
  pointer-events: none;
  background: linear-gradient(
    to bottom,
    color-mix(in srgb, var(--bg-primary) 80%, transparent) 0%,
    transparent 100%
  );
}

.secret-mode-label {
  font-size: 0.65rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-secondary);
  line-height: 1.2;
  padding-left: 2px;
  opacity: 0.85;
}

.model-select-left {
  display: flex;
  align-items: center;
  gap: 4px;
  min-width: 0;
  position: relative;
}

.model-select-left .model-select-menu {
  left: 0;
}

.model-select-left .custom-agent-select-btn {
  max-width: min(320px, 76vw);
  flex-shrink: 0;
}

.model-select-left .custom-agent-select-btn .model-select-trigger-wrap {
  flex: 1;
  min-width: 0;
  max-width: none;
}

.model-select-left .custom-agent-select-btn .model-select-trigger {
  max-width: min(280px, 72vw);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.model-select-left #customAgentSelectMenu {
  min-width: min(320px, 76vw);
  max-width: min(480px, 92vw);
}

.model-select-left .custom-agent-select-btn.is-active {
  color: var(--nexgate-brand-fg);
  background: var(--nexgate-brand-muted-strong);
  border-color: var(--nexgate-brand-ring);
}

.private-chat-toggle {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  flex-shrink: 0;
  cursor: pointer;
  user-select: none;
  padding: 4px 8px 4px 10px;
  border-radius: 10px;
  border: 1px solid transparent;
  transition: border-color 0.15s ease, background 0.15s ease;
}

.private-chat-toggle:hover {
  background: var(--bg-hover);
}

.private-chat-toggle.is-on {
  border-color: rgba(84, 54, 218, 0.45);
  background: rgba(84, 54, 218, 0.08);
}

.private-chat-toggle-label {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 2px;
  max-width: 200px;
}

.private-chat-toggle-text {
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--text-primary);
  white-space: nowrap;
}

.private-chat-hint {
  font-size: 0.65rem;
  font-weight: 400;
  color: var(--text-secondary);
  line-height: 1.3;
  text-align: right;
  max-width: 220px;
}

.private-chat-switch {
  width: 40px;
  height: 22px;
}

.private-chat-switch .settings-switch-track::after {
  width: 16px;
  height: 16px;
}

.chat-share-wrap {
  position: relative;
  flex-shrink: 0;
}

.chat-share-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  flex-shrink: 0;
  padding: 6px 12px;
  border-radius: 10px;
  border: 1px solid var(--border);
  background: var(--bg-secondary);
  color: var(--text-primary);
  font-size: 0.78rem;
  font-weight: 600;
  cursor: pointer;
  transition: border-color 0.15s ease, background 0.15s ease, opacity 0.15s ease;
}

.chat-share-btn:hover:not(:disabled) {
  background: var(--bg-hover);
  border-color: rgba(84, 54, 218, 0.35);
}

.chat-share-btn:disabled {
  opacity: 0.6;
  cursor: wait;
}

.chat-share-btn.is-loading svg {
  animation: chat-share-spin 0.8s linear infinite;
}

@keyframes chat-share-spin {
  to {
    transform: rotate(360deg);
  }
}

.chat-share-btn-label {
  white-space: nowrap;
}

.chat-share-btn.is-shared {
  border-color: rgba(84, 54, 218, 0.45);
  background: rgba(84, 54, 218, 0.08);
}

.chat-share-panel {
  position: absolute;
  top: calc(100% + 8px);
  right: 0;
  z-index: 90;
  width: min(320px, calc(100vw - 32px));
  padding: 14px;
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: 14px;
  box-shadow: 0 10px 28px rgba(0, 0, 0, 0.22);
}

.chat-share-panel.hidden {
  display: none;
}

.chat-share-panel-title {
  margin: 0 0 12px;
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--text-primary);
}

.chat-share-panel-subtitle {
  margin: 16px 0 6px;
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--text-primary);
}

.chat-share-panel-desc {
  margin: 0 0 10px;
  font-size: 0.75rem;
  line-height: 1.45;
  color: var(--text-secondary);
}

.chat-share-collab {
  display: flex;
  flex-direction: column;
  gap: 6px;
  margin-bottom: 8px;
}

.chat-share-visibility {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.chat-share-visibility-btn {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 2px;
  width: 100%;
  padding: 10px 12px;
  border: 1px solid var(--border);
  border-radius: 10px;
  background: var(--bg-primary);
  color: var(--text-primary);
  text-align: left;
  cursor: pointer;
  transition: border-color 0.15s ease, background 0.15s ease;
}

.chat-share-visibility-btn:hover:not(:disabled) {
  background: var(--bg-hover);
}

.chat-share-visibility-btn.is-active {
  border-color: rgba(84, 54, 218, 0.55);
  background: rgba(84, 54, 218, 0.08);
}

.chat-share-visibility-btn:disabled {
  opacity: 0.6;
  cursor: wait;
}

.chat-share-visibility-label {
  font-size: 0.82rem;
  font-weight: 600;
}

.chat-share-visibility-desc {
  font-size: 0.72rem;
  color: var(--text-secondary);
}

.chat-share-link-row {
  display: flex;
  gap: 8px;
  margin-top: 12px;
}

.chat-share-link-row.hidden {
  display: none;
}

.chat-share-link-input {
  flex: 1;
  min-width: 0;
  padding: 8px 10px;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: var(--bg-primary);
  color: var(--text-secondary);
  font-size: 0.72rem;
}

.chat-share-copy-btn {
  flex-shrink: 0;
  padding: 8px 12px;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: var(--bg-primary);
  color: var(--text-primary);
  font-size: 0.72rem;
  font-weight: 600;
  cursor: pointer;
}

.chat-share-copy-btn:hover:not(:disabled) {
  background: var(--bg-hover);
}

.private-chat-switch .settings-switch-input:checked + .settings-switch-track::after {
  transform: translateX(18px);
}

.chat-conversation {
  flex: 1;
  display: flex;
  flex-direction: column;
  min-height: 0;
  min-width: 0;
  overflow: hidden;
  position: relative;
}

html[data-chat-background="grid"] #chatMain .chat-conversation,
html[data-chat-background="grid"] #projectsMain .chat-conversation,
html[data-chat-background="grid"] #askExpertMain .chat-conversation {
  --chat-surface-bg: var(--chat-grid-bg);
  background-color: var(--chat-grid-bg, var(--bg-primary));
  background-image:
    radial-gradient(circle, var(--chat-grid-dot, rgba(255, 255, 255, 0.08)) 1px, transparent 1px);
  background-size: 20px 20px;
}

html[data-chat-background="grid"] .chat-header-fade {
  background: linear-gradient(
    to bottom,
    color-mix(in srgb, var(--chat-surface-bg, var(--chat-grid-bg, var(--bg-primary))) 82%, transparent) 0%,
    transparent 100%
  );
}

#projectsMain {
  display: flex;
  flex-direction: column;
  min-height: 0;
  overflow: hidden;
}

#chatMain .chat-conversation,
#chatMain .chat-area,
#chatMain .input-area,
#projectsMain .chat-conversation,
#projectsMain .chat-area,
#projectsMain .input-area {
  transition:
    flex var(--chat-layout-duration) var(--motion-ease-emphasized),
    margin var(--chat-layout-duration) var(--motion-ease-emphasized),
    padding var(--chat-layout-duration) var(--motion-ease-emphasized);
}

#projectsMain .chat-area {
  min-height: 0;
}

#chatMain .input-area .input-wrapper,
#projectsMain .input-area .input-wrapper {
  transition: transform var(--chat-layout-duration) var(--motion-ease-emphasized);
}

#chatMain.private-chat-active .chat-conversation {
  --private-frame-w: 0px;
  --chat-surface-bg: var(--bg-primary);
  border-radius: 14px;
  margin: 0 12px 8px;
  box-shadow:
    inset 0 0 0 var(--private-frame-w) rgba(255, 255, 255, 0.42),
    0 0 0 var(--private-frame-w) rgba(255, 255, 255, 0.14);
  transition:
    box-shadow 0.28s ease,
    margin 0.28s ease,
    border-radius 0.28s ease;
}

html[data-chat-background="grid"] #chatMain.private-chat-active .chat-conversation {
  --chat-surface-bg: var(--chat-grid-bg);
}

#chatMain.private-chat-active .input-area {
  background: transparent;
}

#chatMain.private-chat-active.private-chat-active--visible .chat-conversation {
  --private-frame-w: 2px;
}

[data-theme="light"] #chatMain.private-chat-active .chat-conversation {
  box-shadow:
    inset 0 0 0 var(--private-frame-w) rgba(255, 255, 255, 0.95),
    0 0 0 var(--private-frame-w) rgba(15, 23, 42, 0.12);
}

#chatMain.private-chat-active .chat-area {
  padding-bottom: 2.25rem;
}

.private-chat-frame-notice {
  position: absolute;
  left: 28px;
  bottom: calc(16px + 24px + 3.25rem);
  z-index: 3;
  margin: 0;
  padding: 0;
  max-width: min(360px, calc(100% - 56px));
  box-sizing: border-box;
  font-size: 0.68rem;
  font-weight: 500;
  line-height: 1.45;
  letter-spacing: 0.01em;
  color: rgba(255, 255, 255, 0.72);
  pointer-events: none;
  text-shadow: 0 1px 2px rgba(0, 0, 0, 0.35);
  opacity: 0;
  transition: opacity 0.24s ease;
}

#chatMain.private-chat-active.private-chat-active--visible .private-chat-frame-notice {
  opacity: 1;
  transition: opacity 0.32s ease 0.05s;
}

[data-theme="light"] .private-chat-frame-notice {
  color: rgba(15, 23, 42, 0.62);
  text-shadow: none;
}

@media (prefers-reduced-motion: reduce) {
  #chatMain.private-chat-active .chat-conversation,
  #chatMain.private-chat-active .private-chat-frame-notice {
    transition: none !important;
  }

  #chatMain .chat-conversation,
  #chatMain .chat-area,
  #chatMain .input-area,
  #chatMain .input-area .input-wrapper,
  #projectsMain .chat-conversation,
  #projectsMain .chat-area,
  #projectsMain .input-area,
  #projectsMain .input-area .input-wrapper,
  .welcome.welcome--exit {
    transition: none !important;
  }

  .welcome.welcome--exit {
    transform: none !important;
  }
}

.model-select-btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 8px 6px 10px;
  border: none;
  border-radius: 10px;
  background: transparent;
  color: var(--text-primary);
  cursor: pointer;
  transition: background 0.15s;
  max-width: 100%;
}

.model-select-trigger-wrap {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 2px;
  min-width: 0;
  text-align: left;
}

.model-select-trigger-desc {
  font-size: 0.68rem;
  font-weight: 400;
  letter-spacing: 0.02em;
  color: var(--text-secondary);
  line-height: 1.25;
  max-width: min(240px, 42vw);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.model-select-trigger-desc.hidden {
  display: none;
}

.model-select-btn:hover,
.model-select-btn[aria-expanded="true"] {
  background: var(--bg-hover);
}

.model-select-trigger {
  font-size: 0.95rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  color: var(--text-primary);
  max-width: min(240px, 42vw);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.model-select-chevron {
  flex-shrink: 0;
  opacity: 0.7;
  transition: transform 0.2s;
}

.model-select-btn[aria-expanded="true"] .model-select-chevron {
  transform: rotate(180deg);
}

.model-select-menu {
  position: absolute;
  top: calc(100% + 6px);
  left: 0;
  z-index: 25;
  min-width: 240px;
  padding: 6px;
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: 12px;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.22);
  transform-origin: top left;
  opacity: 1;
  transform: translateY(0) scale(1);
  visibility: visible;
  transition:
    opacity 0.14s cubic-bezier(0.22, 1, 0.36, 1),
    transform 0.14s cubic-bezier(0.22, 1, 0.36, 1),
    visibility 0.14s;
}

.model-select-menu.hidden {
  display: block !important;
  opacity: 0;
  transform: translateY(-5px) scale(0.97);
  visibility: hidden;
  pointer-events: none;
}

.model-select-option {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 12px;
  width: 100%;
  padding: 10px 12px;
  border: none;
  border-radius: 8px;
  background: transparent;
  color: var(--text-primary);
  text-align: left;
  cursor: pointer;
  transition: background 0.15s;
}

.model-select-option:hover {
  background: var(--bg-hover);
}

.model-select-option.is-selected {
  background: var(--nexgate-brand-muted);
}

.model-select-option.is-selected .model-select-option-name {
  color: #a78bfa;
}

.model-select-empty {
  margin: 0;
  padding: 12px 14px;
  font-size: 0.9rem;
  color: var(--text-secondary);
}

.model-select-option-name {
  font-size: 0.9rem;
  font-weight: 600;
  letter-spacing: 0.1em;
}

.model-select-option-tier {
  font-size: 0.58rem;
  font-weight: 600;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: #7dd3fc;
  white-space: nowrap;
}

[data-theme="light"] .model-select-option-tier {
  color: #0284c7;
}

.chat-area {
  flex: 1;
  overflow-y: auto;
  overflow-x: hidden;
  display: flex;
  flex-direction: column;
  position: relative;
  scroll-padding-bottom: 32px;
}

#chatMain .chat-area::after,
#projectsMain #projectsChatArea::after,
#askExpertMain .chat-area::after {
  content: "";
  position: sticky;
  bottom: 0;
  left: 0;
  right: 0;
  flex-shrink: 0;
  height: 44px;
  margin-top: -44px;
  pointer-events: none;
  z-index: 1;
  background: linear-gradient(transparent, var(--chat-surface-bg, var(--bg-primary)));
}

.input-area {
  position: relative;
  z-index: 2;
  padding: 16px 16px 24px;
  background: transparent;
}

.chat-scroll-to-bottom {
  position: sticky;
  bottom: 16px;
  align-self: center;
  flex-shrink: 0;
  z-index: 3;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  margin-top: 8px;
  border: 1px solid var(--ng-line-strong, rgba(255, 255, 255, 0.14));
  border-radius: 999px;
  background: var(--ng-surface-raised, rgba(24, 24, 27, 0.92));
  color: var(--ng-text, #e4e4e7);
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.28);
  cursor: pointer;
  backdrop-filter: blur(8px);
  transition:
    opacity 0.18s ease,
    transform 0.18s ease,
    background 0.18s ease;
}

.chat-scroll-to-bottom:hover {
  background: var(--ng-surface-hover, rgba(39, 39, 42, 0.96));
  transform: translateY(-1px);
}

.chat-scroll-to-bottom.hidden {
  display: none;
}

[data-theme="light"] .chat-scroll-to-bottom {
  background: rgba(255, 255, 255, 0.96);
  border-color: rgba(15, 23, 42, 0.12);
  color: #0f172a;
  box-shadow: 0 4px 14px rgba(15, 23, 42, 0.12);
}

.welcome {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 24px;
  padding: 24px;
  width: 100%;
}

.welcome.welcome--exit {
  opacity: 0;
  transform: translateY(-10px);
  pointer-events: none;
  transition:
    opacity var(--chat-layout-duration) var(--motion-ease-emphasized),
    transform var(--chat-layout-duration) var(--motion-ease-emphasized);
}

#chatMain.chat-main--welcome .chat-conversation,
#projectsMain.projects-main--welcome .chat-conversation {
  justify-content: center;
}

#chatMain.chat-main--welcome .chat-area,
#projectsMain.projects-main--welcome #projectsChatArea {
  flex: 0 0 auto;
  overflow: visible;
}

#chatMain.chat-main--welcome .chat-area::after,
#projectsMain.projects-main--welcome #projectsChatArea::after {
  display: none;
}

#chatMain.chat-main--welcome .welcome,
#projectsMain.projects-main--welcome .welcome {
  flex: 0 0 auto;
}

#chatMain.chat-main--welcome .input-area,
#projectsMain.projects-main--welcome .input-area {
  flex: 0 0 auto;
  width: 100%;
  margin-top: 20px;
  padding-top: 0;
  background: none;
}

.welcome h1 {
  font-size: 1.75rem;
  font-weight: 500;
}

.welcome-typing::after {
  content: "";
  display: inline-block;
  width: 2px;
  height: 1.1em;
  margin-left: 2px;
  margin-bottom: -2px;
  background: var(--accent);
  animation: welcomeCursorBlink 0.8s step-end infinite;
}

@keyframes welcomeCursorBlink {
  0%, 100% { opacity: 1; }
  50% { opacity: 0; }
}

.welcome--enter h1 {
  animation: welcomePartIn 0.45s var(--motion-ease-emphasized) both;
}

.welcome--enter .suggestion:nth-child(1) {
  animation: welcomePartIn 0.4s var(--motion-ease-emphasized) 0.08s both;
}

.welcome--enter .suggestion:nth-child(2) {
  animation: welcomePartIn 0.4s var(--motion-ease-emphasized) 0.14s both;
}

.welcome--enter .suggestion:nth-child(3) {
  animation: welcomePartIn 0.4s var(--motion-ease-emphasized) 0.2s both;
}

.welcome--enter .suggestion:nth-child(4) {
  animation: welcomePartIn 0.4s var(--motion-ease-emphasized) 0.26s both;
}

.suggestions-enter .suggestion {
  animation: welcomePartIn 0.35s var(--motion-ease-emphasized) both;
}

@keyframes welcomePartIn {
  from {
    opacity: 0;
    transform: translateY(10px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.suggestions {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 10px;
  max-width: 880px;
  width: 100%;
}

.suggestion {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  padding: 16px 18px;
  background: var(--bg-input);
  border: 1px solid var(--border-subtle, rgba(255,255,255,0.06));
  border-radius: 14px;
  cursor: pointer;
  font-size: 0.85rem;
  color: var(--text-primary);
  text-align: left;
  line-height: 1.5;
  transition:
    background 0.15s ease,
    border-color 0.15s ease,
    transform 0.15s ease,
    box-shadow 0.15s ease;
}

.suggestion .suggestion-icon {
  flex-shrink: 0;
  font-size: 1.05rem;
  line-height: 1.3;
  color: var(--nexgate-brand-500);
}

.suggestion:hover {
  background: var(--bg-hover);
  border-color: var(--border);
  transform: translateY(-2px);
  box-shadow: 0 4px 16px rgba(0,0,0,0.12);
}

.suggestion:active {
  transform: translateY(0);
  box-shadow: none;
}

.messages {
  --md-table-scroll-gutter: min(12vw, 96px);
  max-width: 1024px;
  width: 100%;
  min-width: 0;
  margin: 0 auto;
  padding: 24px 16px 100px;
  display: flex;
  flex-direction: column;
  gap: 8px;
  overflow-x: clip;
}

.conversation-header {
  align-self: center;
  width: 100%;
  text-align: center;
  font-size: 0.75rem;
  color: var(--text-secondary);
  padding: 4px 0 12px;
  line-height: 1.4;
}

.message-meta {
  font-size: 0.7rem;
  color: var(--text-secondary);
  margin-top: 6px;
  line-height: 1.35;
}

.message.user .message-meta {
  text-align: right;
}

.message.assistant .message-meta {
  text-align: left;
}

.message {
  display: flex;
  gap: 12px;
  padding: 8px 0;
  max-width: 85%;
  min-width: 0;
  animation: fadeIn 0.3s ease;
  scroll-margin-top: 24px;
}

.message.is-nav-highlight {
  animation: chatMessageNavHighlight 1.2s ease;
}

@keyframes chatMessageNavHighlight {
  0% {
    background: var(--nexgate-brand-muted-strong);
    border-radius: 12px;
  }
  100% {
    background: transparent;
  }
}

.chat-message-nav {
  position: absolute;
  right: 10px;
  top: 50%;
  transform: translateY(-50%);
  z-index: 4;
  max-height: min(72vh, calc(100% - 140px));
  pointer-events: none;
}

.chat-message-nav.hidden {
  display: none;
}

.chat-message-nav-inner {
  pointer-events: auto;
  display: flex;
  flex-direction: column;
  align-items: stretch;
  width: 18px;
  max-height: min(72vh, calc(100% - 140px));
  overflow: hidden;
  border-radius: 999px;
  border: 1px solid var(--ng-line-strong, rgba(255, 255, 255, 0.14));
  background: var(--ng-surface-raised, rgba(24, 24, 27, 0.92));
  box-shadow: 0 4px 18px rgba(0, 0, 0, 0.22);
  backdrop-filter: blur(10px);
  padding: 10px 5px;
  transition:
    width 0.32s cubic-bezier(0.22, 1, 0.36, 1),
    border-radius 0.32s cubic-bezier(0.22, 1, 0.36, 1),
    padding 0.32s cubic-bezier(0.22, 1, 0.36, 1),
    box-shadow 0.32s ease;
}

.chat-message-nav:hover .chat-message-nav-inner,
.chat-message-nav:focus-within .chat-message-nav-inner {
  width: min(240px, calc(100vw - 48px));
  border-radius: 14px;
  padding: 10px 10px 10px 8px;
  box-shadow: 0 8px 28px rgba(0, 0, 0, 0.28);
}

.chat-message-nav-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 4px;
  overflow-y: auto;
  overflow-x: hidden;
  max-height: min(68vh, calc(100% - 120px));
  scrollbar-width: thin;
}

.chat-message-nav-item-btn {
  display: flex;
  align-items: center;
  gap: 8px;
  width: 100%;
  min-height: 28px;
  padding: 4px 2px;
  border: 0;
  border-radius: 8px;
  background: transparent;
  color: var(--ng-text, #e4e4e7);
  font-size: 0.72rem;
  line-height: 1.35;
  text-align: left;
  cursor: pointer;
  transition: background 0.16s ease;
}

.chat-message-nav-item-btn:hover,
.chat-message-nav-item-btn:focus-visible {
  background: var(--ng-surface-hover, rgba(39, 39, 42, 0.72));
  outline: none;
}

.chat-message-nav-dot {
  flex-shrink: 0;
  width: 8px;
  height: 8px;
  border-radius: 999px;
  background: var(--text-secondary);
  transition: transform 0.2s ease;
}

.chat-message-nav-item--user .chat-message-nav-dot {
  background: #7dd3fc;
}

.chat-message-nav-item--assistant .chat-message-nav-dot {
  background: #a78bfa;
}

.chat-message-nav-item-btn:hover .chat-message-nav-dot,
.chat-message-nav-item-btn:focus-visible .chat-message-nav-dot {
  transform: scale(1.15);
}

.chat-message-nav-label {
  flex: 1;
  min-width: 0;
  opacity: 0;
  max-width: 0;
  overflow: hidden;
  white-space: nowrap;
  text-overflow: ellipsis;
  transform: translateX(-4px);
  transition:
    opacity 0.24s ease 0.04s,
    max-width 0.32s cubic-bezier(0.22, 1, 0.36, 1),
    transform 0.28s cubic-bezier(0.22, 1, 0.36, 1);
}

.chat-message-nav:hover .chat-message-nav-label,
.chat-message-nav:focus-within .chat-message-nav-label {
  opacity: 1;
  max-width: 200px;
  transform: translateX(0);
}

[data-theme="light"] .chat-message-nav-inner {
  background: rgba(255, 255, 255, 0.96);
  border-color: rgba(15, 23, 42, 0.12);
  box-shadow: 0 4px 14px rgba(15, 23, 42, 0.1);
}

[data-theme="light"] .chat-message-nav-item-btn {
  color: #0f172a;
}

[data-theme="light"] .chat-message-nav-item-btn:hover,
[data-theme="light"] .chat-message-nav-item-btn:focus-visible {
  background: rgba(15, 23, 42, 0.06);
}

.message.assistant:has(.md-table-wrap) {
  display: grid;
  grid-template-columns: 32px minmax(0, 1fr);
  align-items: start;
  max-width: 100%;
  width: 100%;
  min-width: 0;
}

.message.assistant:has(.md-table-wrap) .message-avatar {
  grid-column: 1;
  grid-row: 1;
}

.message.assistant:has(.md-table-wrap) .message-body {
  display: contents;
}

.message.assistant:has(.md-table-wrap) .message-content {
  display: contents;
}

.message.assistant:has(.md-table-wrap) .message-content > :not(.md-table-wrap) {
  grid-column: 2;
}

.message.assistant:has(.md-table-wrap) .message-body > .message-meta,
.message.assistant:has(.md-table-wrap) .message-body > .message-actions {
  grid-column: 2;
}

.message.assistant:has(.md-diagram),
.message.assistant.message-has-diagram {
  display: grid;
  grid-template-columns: 32px minmax(0, 1fr);
  align-items: start;
  max-width: 100%;
  width: 100%;
  min-width: 0;
}

.message.assistant:has(.md-diagram) .message-avatar,
.message.assistant.message-has-diagram .message-avatar {
  grid-column: 1;
  grid-row: 1;
}

.message.assistant:has(.md-diagram) .message-body,
.message.assistant.message-has-diagram .message-body {
  display: contents;
}

.message.assistant:has(.md-diagram) .message-content,
.message.assistant.message-has-diagram .message-content {
  display: contents;
}

.message.assistant:has(.md-diagram) .message-content > :not(.md-diagram),
.message.assistant.message-has-diagram .message-content > :not(.md-diagram) {
  grid-column: 2;
}

.message.assistant:has(.md-diagram) .md-diagram,
.message.assistant.message-has-diagram .md-diagram {
  grid-column: 1 / -1;
}

.message.assistant:has(.md-diagram) .message-body > .message-meta,
.message.assistant:has(.md-diagram) .message-body > .message-actions,
.message.assistant.message-has-diagram .message-body > .message-meta,
.message.assistant.message-has-diagram .message-body > .message-actions {
  grid-column: 2;
}

.message.assistant {
  align-self: flex-start;
  flex-direction: row;
}

.message.user {
  align-self: flex-end;
  flex-direction: row-reverse;
  margin-left: auto;
}

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(8px); }
  to { opacity: 1; transform: translateY(0); }
}

@media (prefers-reduced-motion: reduce) {
  .message {
    animation: none;
  }

  .suggestion:hover {
    transform: none;
  }

  .new-chat-btn:active,
  .sidebar-toggle:active .sidebar-toggle-icon-wrap,
  .account-btn:active,
  .settings-nav-item:hover {
    transform: none;
  }

  .billing-plans-panel:not(.hidden) {
    animation: none;
  }
}

.message-avatar {
  width: 32px;
  height: 32px;
  border-radius: 4px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.75rem;
  font-weight: 600;
  flex-shrink: 0;
}

.message.user .message-avatar {
  background: var(--nexgate-user-avatar-bg);
  color: var(--nexgate-user-avatar-fg);
}

.message.assistant .message-avatar {
  background: var(--nexgate-brand-gradient);
  color: var(--nexgate-brand-fg);
}

.message.assistant.message-follow .message-avatar {
  visibility: hidden;
}

.message-content {
  flex: 1;
  min-width: 0;
  line-height: 1.6;
  font-size: 0.95rem;
  white-space: pre-wrap;
  word-break: break-word;
}

.message.assistant .message-content {
  color: var(--text-primary);
}

.message.user .message-body {
  align-items: flex-end;
  max-width: 100%;
}

.message.user .message-content {
  color: var(--text-primary);
  background: var(--user-msg);
  padding: 12px 16px;
  border-radius: 18px;
  border-bottom-right-radius: 4px;
  flex: 0 1 auto;
}

.message.user .message-user-text + .message-user-image,
.message.user .message-user-image + .message-user-text {
  margin-top: 10px;
}

.message.user .message-user-image {
  margin: 0;
  max-width: min(100%, 320px);
}

.message.user .message-user-image img {
  display: block;
  width: 100%;
  max-height: 280px;
  object-fit: contain;
  border-radius: 10px;
}

.message.user .message-user-attachment-label {
  margin: 8px 0 0;
  font-size: 0.82rem;
  opacity: 0.85;
}

.message-actions--user {
  justify-content: flex-end;
  margin-top: 4px;
}

.message.user.is-editing .message-content {
  box-shadow:
    0 0 0 2px var(--accent),
    0 0 0 4px color-mix(in srgb, var(--accent) 22%, transparent);
}

.message-edit-notice {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 12px;
  padding: 10px 14px;
  margin-bottom: 10px;
  background: color-mix(in srgb, var(--accent) 14%, transparent);
  border: 1px solid color-mix(in srgb, var(--accent) 38%, transparent);
  border-radius: 12px;
  font-size: 0.84rem;
  line-height: 1.5;
  color: var(--text-primary);
}

.message-edit-notice.hidden {
  display: none;
}

.message-edit-notice-text {
  margin: 0;
  flex: 1;
  min-width: 0;
}

.message-edit-notice-cancel {
  flex-shrink: 0;
  padding: 4px 12px;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: var(--bg-secondary, transparent);
  color: var(--text-primary);
  font-size: 0.8rem;
  cursor: pointer;
}

.message-edit-notice-cancel:hover {
  background: var(--bg-hover);
}

#chatMain.chat-message-edit-active .input-row {
  border-color: color-mix(in srgb, var(--accent) 55%, var(--border));
  box-shadow: 0 0 0 1px color-mix(in srgb, var(--accent) 35%, transparent);
}

.message-edit-form {
  display: flex;
  flex-direction: column;
  gap: 8px;
  width: 100%;
  max-width: min(100%, 42rem);
}

.message-edit-input {
  width: 100%;
  min-height: 2.5rem;
  max-height: 12rem;
  padding: 12px 16px;
  font: inherit;
  line-height: 1.5;
  color: var(--text-primary);
  background: var(--user-msg);
  border: 1px solid var(--border);
  border-radius: 18px;
  border-bottom-right-radius: 4px;
  resize: vertical;
  outline: none;
}

.message-edit-input:focus {
  border-color: var(--accent, var(--accent));
}

.message-edit-actions {
  display: flex;
  justify-content: flex-end;
  gap: 8px;
}

.message-edit-btn {
  padding: 6px 14px;
  font-size: 0.875rem;
  border-radius: 8px;
  border: 1px solid var(--border);
  cursor: pointer;
  background: var(--bg-secondary, transparent);
  color: var(--text-primary);
}

.message-edit-btn--save {
  background: var(--accent);
  border-color: var(--accent);
  color: #fff;
}

.message-edit-btn--save:hover {
  filter: brightness(1.08);
}

.message-edit-btn--cancel:hover {
  background: var(--hover, rgba(255, 255, 255, 0.06));
}

.message.assistant .message-content {
  padding: 4px 0;
}

.message-body {
  flex: 1;
  min-width: 0;
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.message-actions {
  display: flex;
  align-items: center;
  gap: 2px;
  margin-top: 2px;
}

.message-action-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
  padding: 0;
  border: none;
  border-radius: 8px;
  background: transparent;
  color: var(--text-secondary);
  cursor: pointer;
  transition: background 0.15s, color 0.15s, transform 0.15s, opacity 0.15s;
  touch-action: manipulation;
}

.message-action-btn[data-action="regenerate"].is-long-pressing {
  opacity: 0.65;
  transform: scale(0.92);
  color: var(--accent);
}

.message-action-btn:hover {
  background: var(--bg-hover);
  color: var(--text-primary);
}

.message-action-btn.is-active {
  color: var(--accent);
  background: var(--nexgate-brand-muted);
}

.message-action-btn[data-action="bad"].is-active {
  color: #ef4444;
  background: rgba(239, 68, 68, 0.12);
}

.message-action-tasks-link {
  margin-left: 4px;
  padding: 0 6px;
  font-size: 0.75rem;
  line-height: 1.2;
  color: var(--text-secondary);
  text-decoration: none;
  white-space: nowrap;
  align-self: center;
  border-radius: 6px;
  transition: color 0.15s;
}

.message-action-tasks-link:hover {
  color: var(--accent);
  text-decoration: underline;
}

.message-action-btn.is-copied {
  color: var(--accent);
}

.message-content.markdown-body {
  white-space: normal;
}

.markdown-body > *:first-child {
  margin-top: 0;
}

.markdown-body > *:last-child {
  margin-bottom: 0;
}

.markdown-body p {
  margin: 0 0 0.75em;
}

.markdown-body h1,
.markdown-body h2,
.markdown-body h3,
.markdown-body h4,
.markdown-body h5,
.markdown-body h6 {
  margin: 1em 0 0.5em;
  font-weight: 600;
  line-height: 1.3;
}

.markdown-body h1 { font-size: 1.35rem; }
.markdown-body h2 { font-size: 1.15rem; }
.markdown-body h3 { font-size: 1rem; }
.markdown-body h4 { font-size: 0.95rem; }
.markdown-body h5 { font-size: 0.9rem; }
.markdown-body h6 { font-size: 0.85rem; color: var(--text-secondary); }

.markdown-body strong {
  font-weight: 600;
}

.markdown-body em {
  font-style: italic;
}

.markdown-body del {
  text-decoration: line-through;
  opacity: 0.82;
}

.markdown-body hr {
  margin: 1em 0;
  border: none;
  border-top: 1px solid var(--border);
}

.markdown-body ul,
.markdown-body ol {
  margin: 0 0 0.75em;
  padding-left: 1.5em;
  max-width: 100%;
  overflow-wrap: anywhere;
}

.markdown-body li {
  margin: 0.25em 0;
  max-width: 100%;
  overflow-wrap: anywhere;
}

.markdown-body li > p {
  margin: 0.2em 0;
}

.markdown-body ul ul,
.markdown-body ul ol,
.markdown-body ol ul,
.markdown-body ol ol {
  margin: 0.2em 0 0.2em;
}

.markdown-body pre {
  margin: 0;
  padding: 12px 48px 12px 14px;
  background: var(--bg-input);
  border: 1px solid var(--border);
  border-radius: 8px;
  overflow-x: auto;
  font-size: 0.85rem;
  line-height: 1.5;
}

.markdown-body .code-block-wrap {
  position: relative;
  margin: 0 0 0.75em;
}

.markdown-body .code-block-wrap pre {
  margin: 0;
}

.code-copy-btn {
  position: absolute;
  right: 8px;
  bottom: 12px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 28px;
  height: 28px;
  padding: 0;
  border: 1px solid var(--border);
  border-radius: 6px;
  background: var(--bg-secondary);
  color: var(--text-secondary);
  cursor: pointer;
  opacity: 0.9;
  transition: background 0.15s ease, color 0.15s ease, border-color 0.15s ease, opacity 0.15s ease;
}

.code-copy-btn:hover {
  background: var(--bg-hover);
  color: var(--text-primary);
  opacity: 1;
}

.code-copy-btn.is-copied {
  color: var(--accent);
  border-color: rgba(84, 54, 218, 0.45);
}

.markdown-body code {
  font-family: "Cascadia Code", "Consolas", monospace;
  font-size: 0.88em;
}

.markdown-body :not(pre) > code {
  padding: 2px 6px;
  background: var(--bg-input);
  border-radius: 4px;
}

.markdown-body pre code {
  padding: 0;
  background: none;
}

.markdown-body blockquote {
  margin: 0 0 0.75em;
  padding-left: 12px;
  border-left: 3px solid var(--accent);
  color: var(--text-secondary);
}

.markdown-body a {
  color: var(--accent);
  text-decoration: underline;
}

.message-content.markdown-body img,
.markdown-body .chat-generated-image {
  display: block;
  max-width: min(100%, 400px);
  max-height: min(48vh, 360px);
  width: auto;
  height: auto;
  object-fit: contain;
  border-radius: 10px;
  margin: 10px 0;
  border: 1px solid var(--border);
  background: var(--bg-input);
}

.message-content.markdown-body img.chat-image-zoomable,
.message-content img.chat-image-zoomable {
  cursor: zoom-in;
}

.message-content.markdown-body img.chat-image-zoomable:focus-visible,
.message-content img.chat-image-zoomable:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}

.chat-image-lightbox {
  position: fixed;
  inset: 0;
  z-index: 10002;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: env(safe-area-inset-top) env(safe-area-inset-right) env(safe-area-inset-bottom)
    env(safe-area-inset-left);
}

.chat-image-lightbox.hidden {
  display: none;
}

body.chat-image-lightbox-open {
  overflow: hidden;
}

.chat-image-lightbox-backdrop {
  position: absolute;
  inset: 0;
  border: none;
  padding: 0;
  margin: 0;
  background: rgba(0, 0, 0, 0.88);
  cursor: zoom-out;
}

.chat-image-lightbox-toolbar {
  position: absolute;
  top: max(12px, env(safe-area-inset-top));
  right: max(12px, env(safe-area-inset-right));
  z-index: 3;
  display: flex;
  align-items: center;
  gap: 8px;
}

.chat-image-lightbox-tool {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: 10px;
  background: rgba(20, 20, 24, 0.75);
  color: #f0f0f5;
  cursor: pointer;
  backdrop-filter: blur(8px);
  transition: background 0.15s ease, border-color 0.15s ease;
}

.chat-image-lightbox-tool:hover {
  background: rgba(40, 40, 48, 0.9);
  border-color: rgba(255, 255, 255, 0.35);
}

.chat-image-lightbox-tool.is-active {
  background: var(--accent);
  border-color: var(--accent);
  color: #fff;
}

.chat-image-lightbox-tool--close:hover {
  background: rgba(180, 50, 50, 0.85);
  border-color: rgba(255, 120, 120, 0.5);
}

.chat-image-lightbox-stage {
  position: relative;
  z-index: 2;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  height: 100%;
  padding: 64px 20px 20px;
  box-sizing: border-box;
  pointer-events: auto;
  overflow: hidden;
  touch-action: none;
}

.chat-image-lightbox-stage.is-zoomed {
  cursor: grab;
}

.chat-image-lightbox-img {
  pointer-events: auto;
  max-width: 100%;
  max-height: 100%;
  width: auto;
  height: auto;
  object-fit: contain;
  border-radius: 6px;
  box-shadow: 0 16px 48px rgba(0, 0, 0, 0.45);
  user-select: none;
  transform-origin: center center;
  will-change: transform;
  transition: box-shadow 0.15s ease;
}

.chat-image-lightbox-img.is-zoomed {
  max-width: none;
  max-height: none;
  cursor: grab;
}

.chat-image-lightbox-img.is-panning {
  cursor: grabbing;
}

@media (pointer: fine) {
  .chat-image-lightbox-stage:not(.is-zoomed) .chat-image-lightbox-img {
    cursor: zoom-in;
  }
}

.chat-image-lightbox-details {
  position: absolute;
  top: max(64px, calc(env(safe-area-inset-top) + 52px));
  right: max(12px, env(safe-area-inset-right));
  z-index: 4;
  width: min(360px, calc(100vw - 24px));
  max-height: min(70vh, calc(100% - 80px));
  overflow: auto;
  padding: 16px 18px;
  border-radius: 12px;
  border: 1px solid var(--border);
  background: var(--bg-primary);
  color: var(--text-primary);
  box-shadow: 0 12px 40px rgba(0, 0, 0, 0.4);
}

.chat-image-lightbox-details-title {
  font-size: 0.95rem;
  font-weight: 600;
  margin: 0 0 12px;
}

.chat-image-lightbox-meta {
  margin: 0;
  font-size: 0.82rem;
  line-height: 1.45;
}

.chat-image-lightbox-meta dt {
  color: var(--text-secondary);
  font-weight: 500;
  margin-top: 10px;
}

.chat-image-lightbox-meta dt:first-child {
  margin-top: 0;
}

.chat-image-lightbox-meta dd {
  margin: 4px 0 0;
  word-break: break-all;
}

.chat-image-lightbox-meta-url {
  font-family: ui-monospace, monospace;
  font-size: 0.75rem;
  max-height: 6em;
  overflow: auto;
}

.chat-generated-image-wrap {
  max-width: 100%;
  overflow: hidden;
}

.chat-area .markdown-body .md-table-wrap {
  grid-column: 1 / -1;
  display: block;
  width: 100%;
  max-width: 100%;
  margin: 0 0 0.75em;
  padding-inline: 0;
  padding-bottom: 44px;
  box-sizing: border-box;
  position: relative;
  overflow-x: auto;
  overflow-y: visible;
  -webkit-overflow-scrolling: touch;
  scroll-padding-inline: var(--md-table-scroll-gutter);
}

.markdown-body .md-table-wrap {
  position: relative;
  padding-bottom: 44px;
  box-sizing: border-box;
}

.md-table-export-bar {
  position: absolute;
  right: 10px;
  bottom: 10px;
  z-index: 2;
  display: flex;
  align-items: center;
  gap: 6px;
  pointer-events: none;
}

.md-table-export-btn {
  pointer-events: auto;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 34px;
  height: 34px;
  padding: 0;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: color-mix(in srgb, var(--bg-secondary) 88%, transparent);
  color: var(--text-secondary);
  cursor: pointer;
  backdrop-filter: blur(6px);
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.12);
  transition: background 0.15s, color 0.15s, border-color 0.15s, opacity 0.15s, transform 0.15s;
  touch-action: manipulation;
}

.md-table-export-btn:hover {
  background: var(--bg-hover);
  color: var(--text-primary);
  border-color: color-mix(in srgb, var(--accent) 35%, var(--border));
}

.md-table-export-btn:disabled,
.md-table-export-btn.is-busy {
  opacity: 0.55;
  cursor: wait;
  transform: scale(0.96);
}

@media (hover: hover) {
  .md-table-export-btn {
    opacity: 0.82;
  }

  .md-table-wrap:hover .md-table-export-btn,
  .md-table-wrap:focus-within .md-table-export-btn {
    opacity: 1;
  }
}

.markdown-body .md-table-inner {
  display: block;
  width: max-content;
  max-width: none;
  margin: 0 auto;
  padding-inline: var(--md-table-scroll-gutter);
  box-sizing: content-box;
}

.markdown-body .md-table-inner table {
  display: table;
  width: max-content;
  margin: 0;
  border-collapse: collapse;
  font-size: 0.9rem;
  text-align: left;
}

.markdown-body > table {
  display: block;
  max-width: 100%;
  overflow-x: auto;
  width: max-content;
}

.markdown-body th,
.markdown-body td {
  border: 1px solid var(--border);
  padding: 6px 10px;
}

.markdown-body th {
  background: var(--bg-input);
  font-weight: 600;
}

.markdown-body .md-diagram {
  grid-column: 1 / -1;
  display: flex;
  flex-direction: column;
  align-items: center;
  position: relative;
  width: 100%;
  max-width: 100%;
  margin: 0.75em 0;
  padding: 20px 12px 44px;
  overflow-x: auto;
  overflow-y: visible;
  -webkit-overflow-scrolling: touch;
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: 12px;
}

.markdown-body .md-diagram-inner {
  display: block;
  width: fit-content;
  max-width: 100%;
  min-width: 0;
  min-height: 0;
  margin-inline: auto;
}

.markdown-body .md-diagram-sequence {
  overflow-x: auto;
}

.markdown-body .md-diagram-sequence .md-diagram-inner {
  width: 100%;
  max-width: 100%;
  margin-inline: auto;
}

.markdown-body .md-diagram-flow {
  overflow-x: auto;
}

.markdown-body .md-diagram-flow .md-diagram-inner {
  width: 100%;
  max-width: 100%;
  margin-inline: auto;
}

.markdown-body .md-diagram-inner svg {
  display: block;
  width: auto;
  max-width: 100%;
  height: auto;
  overflow: visible;
  margin-inline: auto;
}

.markdown-body .md-diagram-sequence svg.sequence g.title text,
.markdown-body .md-diagram-sequence svg.sequence g.title tspan {
  fill: var(--text-primary) !important;
  font-weight: 600;
  text-anchor: middle !important;
  font-family: ui-sans-serif, system-ui, -apple-system, "Segoe UI", "Hiragino Sans", "Noto Sans JP", sans-serif !important;
}

.markdown-body .md-diagram-sequence svg.sequence g.actor rect {
  fill: var(--diagram-actor-fill) !important;
  stroke: var(--diagram-actor-stroke) !important;
  stroke-width: 1px !important;
}

.markdown-body .md-diagram-sequence svg.sequence g.actor line {
  stroke: var(--diagram-lifeline-stroke) !important;
  stroke-width: 1px !important;
  stroke-dasharray: 4 4;
  stroke-linecap: round;
}

.markdown-body .md-diagram-sequence svg.sequence g.actor text,
.markdown-body .md-diagram-sequence svg.sequence g.actor tspan,
.markdown-body .md-diagram-sequence svg.sequence g.signal text,
.markdown-body .md-diagram-sequence svg.sequence g.signal tspan,
.markdown-body .md-diagram-sequence svg.sequence g.note text,
.markdown-body .md-diagram-sequence svg.sequence g.note tspan {
  fill: var(--diagram-text-fill) !important;
  font-family: ui-sans-serif, system-ui, -apple-system, "Segoe UI", "Hiragino Sans", "Noto Sans JP", sans-serif !important;
}

.markdown-body .md-diagram-sequence svg.sequence g.signal line,
.markdown-body .md-diagram-sequence svg.sequence g.signal path {
  stroke: var(--diagram-line-stroke) !important;
  stroke-width: 1.5px !important;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.markdown-body .md-diagram-sequence svg.sequence g.note rect {
  fill: var(--diagram-note-fill) !important;
  stroke: var(--diagram-note-stroke) !important;
  stroke-width: 1px !important;
}

.markdown-body .md-diagram-sequence svg.sequence marker path {
  fill: var(--diagram-line-stroke) !important;
  stroke: var(--diagram-line-stroke) !important;
}

.markdown-body .md-diagram-flow svg.flowchart g.title text,
.markdown-body .md-diagram-flow svg.flowchart g.title tspan,
.markdown-body .md-diagram-flow svg.nexgate-flow g.title text,
.markdown-body .md-diagram-flow svg.nexgate-flow g.title tspan {
  fill: var(--text-primary) !important;
  font-weight: 600;
  text-anchor: middle !important;
  font-family: ui-sans-serif, system-ui, -apple-system, "Segoe UI", "Hiragino Sans", "Noto Sans JP", sans-serif !important;
}

.markdown-body .md-diagram-flow svg.nexgate-mermaid .edgePath path,
.markdown-body .md-diagram-flow svg.nexgate-mermaid .flowchart-link {
  fill: none !important;
  stroke: var(--diagram-flow-line) !important;
}

.markdown-body .md-diagram-flow svg.flowchart path,
.markdown-body .md-diagram-flow svg.nexgate-flow path {
  fill: none !important;
  stroke: var(--diagram-flow-line) !important;
  stroke-width: 1.5px !important;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.markdown-body .md-diagram-flow svg rect,
.markdown-body .md-diagram-flow svg ellipse,
.markdown-body .md-diagram-flow svg polygon {
  fill: var(--diagram-flow-fill) !important;
  stroke: var(--diagram-flow-stroke) !important;
  stroke-width: 1.25px !important;
}

.markdown-body .md-diagram-flow svg text,
.markdown-body .md-diagram-flow svg tspan {
  fill: var(--diagram-flow-text) !important;
  font-family: ui-sans-serif, system-ui, -apple-system, "Segoe UI", "Hiragino Sans", "Noto Sans JP", sans-serif !important;
}

.markdown-body .md-diagram-mermaid svg.nexgate-mermaid .node rect,
.markdown-body .md-diagram-mermaid svg.nexgate-mermaid .node circle,
.markdown-body .md-diagram-mermaid svg.nexgate-mermaid .node ellipse,
.markdown-body .md-diagram-mermaid svg.nexgate-mermaid .node polygon,
.markdown-body .md-diagram-mermaid svg.nexgate-mermaid .cluster rect {
  fill: var(--diagram-flow-fill) !important;
  stroke: var(--diagram-flow-stroke) !important;
}

.markdown-body .md-diagram-mermaid svg.nexgate-mermaid .edgePath path,
.markdown-body .md-diagram-mermaid svg.nexgate-mermaid .flowchart-link {
  stroke: var(--diagram-flow-line) !important;
}

.markdown-body .md-diagram-mermaid svg.nexgate-mermaid .nodeLabel,
.markdown-body .md-diagram-mermaid svg.nexgate-mermaid .edgeLabel,
.markdown-body .md-diagram-mermaid svg.nexgate-mermaid .label text,
.markdown-body .md-diagram-mermaid svg.nexgate-mermaid .label tspan {
  fill: var(--diagram-flow-text) !important;
  color: var(--diagram-flow-text) !important;
  font-family: ui-sans-serif, system-ui, -apple-system, "Segoe UI", "Hiragino Sans", "Noto Sans JP", sans-serif !important;
}

.markdown-body .md-diagram-mermaid svg.nexgate-mermaid .titleText,
.markdown-body .md-diagram-mermaid svg.nexgate-mermaid .flowchartTitleText {
  fill: var(--diagram-title-fill) !important;
  font-weight: 600;
  text-anchor: middle !important;
  font-family: ui-sans-serif, system-ui, -apple-system, "Segoe UI", "Hiragino Sans", "Noto Sans JP", sans-serif !important;
}

.markdown-body .md-diagram-mermaid svg.nexgate-mermaid .actor rect,
.markdown-body .md-diagram-mermaid svg.nexgate-mermaid .actor-man rect {
  fill: var(--diagram-actor-fill) !important;
  stroke: var(--diagram-actor-stroke) !important;
}

.markdown-body .md-diagram-mermaid svg.nexgate-mermaid .actor-line,
.markdown-body .md-diagram-mermaid svg.nexgate-mermaid line.loopLine {
  stroke: var(--diagram-lifeline-stroke) !important;
}

.markdown-body .md-diagram-mermaid svg.nexgate-mermaid .messageLine0,
.markdown-body .md-diagram-mermaid svg.nexgate-mermaid .messageLine1,
.markdown-body .md-diagram-mermaid svg.nexgate-mermaid .messageLine2 {
  stroke: var(--diagram-line-stroke) !important;
}

.markdown-body .md-diagram-mermaid svg.nexgate-mermaid .messageText,
.markdown-body .md-diagram-mermaid svg.nexgate-mermaid .actor tspan,
.markdown-body .md-diagram-mermaid svg.nexgate-mermaid .actor text {
  fill: var(--diagram-text-fill) !important;
  font-family: ui-sans-serif, system-ui, -apple-system, "Segoe UI", "Hiragino Sans", "Noto Sans JP", sans-serif !important;
}

.markdown-body .md-diagram-mermaid svg.nexgate-mermaid .note {
  fill: var(--diagram-note-fill) !important;
  stroke: var(--diagram-note-stroke) !important;
}

.markdown-body .md-diagram-mermaid svg.nexgate-mermaid .noteText {
  fill: var(--diagram-text-fill) !important;
}

.markdown-body .md-diagram-fallback {
  margin: 0;
  padding: 12px;
  background: var(--bg-hover);
  border: 1px solid var(--border);
  border-radius: 8px;
  overflow-x: auto;
  font-size: 0.85rem;
}

.markdown-body .md-diagram-fallback-note {
  margin: 0 0 8px;
  font-size: 0.85rem;
  color: var(--text-secondary);
}

.md-diagram-download {
  position: absolute;
  right: 10px;
  bottom: 10px;
  z-index: 2;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 34px;
  height: 34px;
  padding: 0;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: color-mix(in srgb, var(--bg-secondary) 88%, transparent);
  color: var(--text-secondary);
  cursor: pointer;
  backdrop-filter: blur(6px);
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.12);
  transition: background 0.15s, color 0.15s, border-color 0.15s, opacity 0.15s, transform 0.15s;
  touch-action: manipulation;
}

.md-diagram-download:hover {
  background: var(--bg-hover);
  color: var(--text-primary);
  border-color: color-mix(in srgb, var(--accent) 35%, var(--border));
}

.md-diagram-download:disabled,
.md-diagram-download.is-busy {
  opacity: 0.55;
  cursor: wait;
  transform: scale(0.96);
}

@media (hover: hover) {
  .md-diagram-download {
    opacity: 0.82;
  }

  .md-diagram:hover .md-diagram-download,
  .md-diagram:focus-within .md-diagram-download {
    opacity: 1;
  }
}

.settings-toggle-desc a {
  color: var(--accent);
  text-decoration: underline;
  text-underline-offset: 2px;
}

.markdown-body .md-math-block {
  display: block;
  width: 100%;
  max-width: 100%;
  margin: 0.75em 0;
  overflow-x: auto;
  text-align: center;
  -webkit-overflow-scrolling: touch;
}

.markdown-body .md-math-inline {
  display: inline-block;
  vertical-align: middle;
  max-width: 100%;
  overflow-x: auto;
}

.markdown-body .md-math-block .katex-display {
  margin: 0;
}

.input-wrapper {
  max-width: 1024px;
  margin: 0 auto;
  position: relative;
}

#chatMain .input-area.is-drag-over .input-wrapper {
  border-radius: 16px;
  outline: 2px dashed var(--nexgate-brand-fg);
  outline-offset: 4px;
  background: var(--nexgate-brand-muted);
}

#chatMain.chat-drag-over .input-area .input-wrapper {
  border-radius: 16px;
  outline: 2px dashed var(--nexgate-brand-fg);
  outline-offset: 4px;
  background: var(--nexgate-brand-muted);
}

.chat-restriction-notice {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 12px;
  padding: 12px 14px;
  margin-bottom: 10px;
  background: rgba(239, 68, 68, 0.08);
  border: 1px solid rgba(239, 68, 68, 0.35);
  border-radius: 12px;
  font-size: 0.85rem;
  line-height: 1.5;
  color: var(--text-primary);
}

.chat-restriction-notice.hidden {
  display: none;
}

.chat-restriction-notice-text {
  margin: 0;
  flex: 1;
  min-width: 0;
  color: #ef4444;
}

.chat-restriction-notice-actions {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-shrink: 0;
}

.chat-restriction-notice-link {
  display: inline-flex;
  align-items: center;
  padding: 6px 12px;
  border-radius: 8px;
  background: var(--accent);
  color: var(--accent-fg, #fff);
  font-size: 0.8rem;
  font-weight: 600;
  text-decoration: none;
  white-space: nowrap;
  transition: opacity 0.15s;
}

.chat-restriction-notice-link:hover {
  opacity: 0.9;
}

.chat-restriction-notice-link.hidden {
  display: none;
}

.chat-restriction-notice-dismiss {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 28px;
  height: 28px;
  padding: 0;
  border: none;
  border-radius: 8px;
  background: transparent;
  color: var(--text-secondary);
  font-size: 1.1rem;
  line-height: 1;
  cursor: pointer;
  transition: background 0.15s, color 0.15s;
}

.chat-restriction-notice-dismiss:hover {
  background: var(--bg-hover);
  color: var(--text-primary);
}

.user-question-modal {
  margin-bottom: 10px;
  border: 1px solid var(--border-subtle, rgba(255, 255, 255, 0.12));
  border-radius: 14px;
  background: var(--bg-elevated, var(--bg-secondary));
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.18);
}

.user-question-modal.hidden {
  display: none;
}

.user-question-modal-inner {
  padding: 14px 16px 16px;
}

.user-question-modal-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 8px;
}

.user-question-modal-title {
  margin: 0;
  font-size: 0.95rem;
  font-weight: 600;
}

.user-question-modal-close {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 28px;
  height: 28px;
  border: none;
  border-radius: 8px;
  background: transparent;
  color: var(--text-secondary);
  font-size: 1.2rem;
  cursor: pointer;
}

.user-question-modal-close:hover {
  background: var(--bg-hover);
  color: var(--text-primary);
}

.user-question-modal-intro {
  margin: 0 0 12px;
  font-size: 0.85rem;
  color: var(--text-secondary);
  line-height: 1.5;
}

.user-question-item {
  margin: 0 0 14px;
  padding: 0;
  border: none;
}

.user-question-prompt {
  margin: 0 0 8px;
  padding: 0;
  font-size: 0.9rem;
  font-weight: 600;
  line-height: 1.45;
}

.user-question-choices {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.user-question-choice {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.88rem;
  cursor: pointer;
}

.user-question-custom-input,
.user-question-text-input {
  width: 100%;
  margin-top: 4px;
  padding: 8px 10px;
  border: 1px solid var(--border-subtle, rgba(255, 255, 255, 0.12));
  border-radius: 8px;
  background: var(--bg-primary);
  color: var(--text-primary);
  font-size: 0.88rem;
}

.user-question-modal-actions {
  display: flex;
  justify-content: flex-end;
  margin-top: 4px;
}

.user-question-submit {
  padding: 8px 16px;
  border: none;
  border-radius: 8px;
  background: var(--accent);
  color: var(--accent-fg, #fff);
  font-size: 0.88rem;
  font-weight: 600;
  cursor: pointer;
}

.user-question-submit:hover {
  opacity: 0.92;
}

.ai-disclaimer {
  text-align: center;
  font-size: 0.75rem;
  color: var(--text-secondary);
  opacity: 0.6;
  margin-bottom: 12px;
  line-height: 1.5;
}

.attachment-preview {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 8px;
  padding: 0 4px;
}

.attachment-preview.hidden {
  display: none;
}

.attachment-chip {
  position: relative;
  display: flex;
  align-items: center;
  gap: 8px;
  max-width: min(100%, 280px);
  padding: 6px 32px 6px 6px;
  background: var(--bg-input);
  border: 1px solid var(--border);
  border-radius: 10px;
  font-size: 0.75rem;
}

.attachment-chip img {
  width: 44px;
  height: 44px;
  flex-shrink: 0;
  object-fit: cover;
  border-radius: 6px;
}

.attachment-chip-pdf-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  flex-shrink: 0;
  border-radius: 6px;
  background: rgba(220, 53, 69, 0.12);
  color: #dc3545;
  font-size: 0.65rem;
  font-weight: 700;
  letter-spacing: 0.02em;
}

.attachment-chip-meta {
  display: flex;
  flex-direction: column;
  gap: 2px;
  min-width: 0;
}

.attachment-chip-name {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  color: var(--text-primary);
  font-weight: 500;
  max-width: 180px;
}

.attachment-chip-size {
  color: var(--text-secondary);
  font-size: 0.7rem;
}

.attachment-chip-ocr-badge {
  font-size: 0.65rem;
  color: var(--accent);
}

.attachment-chip-label {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  color: var(--text-secondary);
  max-width: 80px;
}

.ocr-card-area {
  margin-bottom: 8px;
  padding: 0 4px;
}

.ocr-card-area.hidden {
  display: none;
}

.ocr-card {
  padding: 10px 12px;
  background: var(--bg-input);
  border: 1px solid var(--border);
  border-radius: 12px;
}

.ocr-card-title {
  margin: 0 0 4px;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-primary);
}

.ocr-card-desc {
  margin: 0 0 8px;
  font-size: 0.72rem;
  line-height: 1.45;
  color: var(--text-secondary);
}

.ocr-card-actions {
  display: flex;
  gap: 8px;
  margin-bottom: 8px;
}

.ocr-card-btn {
  padding: 6px 12px;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: var(--bg-hover);
  color: var(--text-primary);
  font-size: 0.78rem;
  cursor: pointer;
  transition: background 0.15s, border-color 0.15s;
}

.ocr-card-btn:hover:not(:disabled) {
  border-color: var(--accent);
  background: var(--nexgate-brand-muted);
}

.ocr-card-btn:disabled {
  opacity: 0.6;
  cursor: wait;
}

.ocr-card-status {
  margin: 0;
  font-size: 0.72rem;
  line-height: 1.45;
  color: var(--text-secondary);
  white-space: pre-wrap;
  word-break: break-word;
}

.ocr-card-status[data-state="success"] {
  color: var(--text-primary);
}

.ocr-card-status[data-state="error"] {
  color: #e57373;
}

.ocr-card-status[data-state="loading"] {
  color: var(--accent);
}

.attachment-chip-remove {
  position: absolute;
  top: 4px;
  right: 4px;
  width: 20px;
  height: 20px;
  border: none;
  border-radius: 50%;
  background: var(--bg-hover);
  color: var(--text-primary);
  cursor: pointer;
  font-size: 14px;
  line-height: 1;
}

.input-row {
  display: flex;
  align-items: flex-end;
  gap: 8px;
  min-height: 52px;
  margin: 0;
  padding: 6px 12px 6px 8px;
  background: var(--bg-input);
  border: 1px solid var(--border);
  border-radius: 26px;
  transition: border-color 0.15s, box-shadow 0.15s;
}

.input-tools {
  display: flex;
  align-items: center;
  gap: 4px;
  flex-shrink: 0;
  padding: 0 2px 4px;
}

.input-tool-wrap {
  position: relative;
}

.input-tool-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  padding: 0;
  border: none;
  border-radius: 10px;
  background: transparent;
  color: var(--text-secondary);
  cursor: pointer;
  transition: background 0.15s, color 0.15s;
}

.input-tool-btn:hover {
  background: var(--bg-hover);
  color: var(--text-primary);
}

.input-tool-btn.is-active {
  color: var(--accent);
  background: var(--nexgate-brand-muted-strong);
}

.intelligent-search-indicator {
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 34px;
  height: 34px;
  margin-bottom: 4px;
  flex-shrink: 0;
  border-radius: 10px;
  color: var(--nexgate-brand-500);
  background: var(--nexgate-brand-muted);
  border: 1px solid var(--nexgate-brand-border);
  user-select: none;
  cursor: default;
}

.intelligent-search-indicator.hidden {
  display: none;
}

.intelligent-search-indicator-icon {
  display: block;
}

.intelligent-search-tooltip {
  position: absolute;
  bottom: calc(100% + 10px);
  left: 50%;
  z-index: 90;
  min-width: 220px;
  max-width: 280px;
  padding: 10px 12px;
  text-align: center;
  line-height: 1.45;
  color: var(--text-primary);
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: 10px;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.22);
  opacity: 0;
  visibility: hidden;
  transform: translateX(-50%) translateY(6px);
  transition: opacity 0.15s ease, transform 0.15s ease, visibility 0.15s;
  pointer-events: none;
}

.intelligent-search-tooltip::after {
  content: "";
  position: absolute;
  top: 100%;
  left: 50%;
  margin-left: -6px;
  border: 6px solid transparent;
  border-top-color: var(--bg-secondary);
}

.intelligent-search-indicator:hover .intelligent-search-tooltip,
.intelligent-search-indicator:focus-visible .intelligent-search-tooltip {
  opacity: 1;
  visibility: visible;
  transform: translateX(-50%) translateY(0);
}

.intelligent-search-tooltip-title {
  display: block;
  font-size: 0.8rem;
  font-weight: 600;
}

.intelligent-search-tooltip-desc {
  display: block;
  margin-top: 4px;
  font-size: 0.72rem;
  color: var(--text-secondary);
}

button.image-generation-indicator {
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 34px;
  height: 34px;
  margin-bottom: 4px;
  flex-shrink: 0;
  padding: 0;
  font: inherit;
  border-radius: 10px;
  color: var(--accent);
  background: var(--nexgate-brand-muted);
  border: 1px solid var(--nexgate-brand-border);
  user-select: none;
  cursor: pointer;
}

.image-generation-indicator.hidden {
  display: none;
}

.image-generation-indicator-icon {
  display: block;
}

.image-generation-indicator:hover .image-gen-hover-tooltip,
.image-generation-indicator:focus-visible .image-gen-hover-tooltip {
  opacity: 1;
  visibility: visible;
  transform: translateX(-50%) translateY(0);
}

.image-generation-indicator.is-active .image-gen-hover-tooltip {
  opacity: 0;
  visibility: hidden;
}

.chat-tools-bar {
  display: flex;
  justify-content: flex-start;
  padding: 0 4px 4px;
}

.chat-tools-bar.is-empty .chat-tools-summary {
  font-size: 0.75rem;
  opacity: 0.5;
}

.chat-tools-bar.is-empty .chat-tools-summary:hover {
  opacity: 0.8;
}

.chat-tools-bar-wrap {
  position: relative;
}

.chat-tools-summary {
  border: none;
  background: none;
  padding: 2px 4px;
  font-size: 0.72rem;
  color: var(--text-secondary);
  cursor: pointer;
  text-decoration: none;
}

.chat-tools-summary:hover {
  color: var(--text-primary);
}

.chat-tools-popover {
  position: absolute;
  bottom: calc(100% + 6px);
  left: 0;
  z-index: 96;
  min-width: 220px;
  max-width: min(92vw, 280px);
  padding: 10px 12px;
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: 12px;
  box-shadow: 0 10px 32px rgba(0, 0, 0, 0.28);
}

.chat-tools-popover.hidden {
  display: none;
}

.chat-tools-popover-title {
  margin: 0 0 8px;
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--text-primary);
}

.chat-tools-popover-list {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.chat-tools-popover-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  font-size: 0.78rem;
  color: var(--text-primary);
  cursor: pointer;
}

.chat-tools-popover-row-label {
  flex: 1;
  min-width: 0;
}

.chat-tools-switch {
  flex-shrink: 0;
}

.chat-tools-popover-empty {
  margin: 0;
  font-size: 0.72rem;
  color: var(--text-secondary);
}

.image-gen-popover {
  position: absolute;
  bottom: calc(100% + 8px);
  left: 0;
  z-index: 95;
  min-width: 240px;
  max-width: min(92vw, 300px);
  padding: 12px 14px;
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: 12px;
  box-shadow: 0 10px 32px rgba(0, 0, 0, 0.28);
}

.image-gen-popover.hidden {
  display: none;
}

.image-gen-popover-title {
  margin: 0 0 10px;
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--text-primary);
}

.image-gen-popover-field {
  display: flex;
  flex-direction: column;
  gap: 4px;
  margin-bottom: 10px;
}

.image-gen-popover-field:last-of-type {
  margin-bottom: 0;
}

.image-gen-popover-field label {
  font-size: 0.72rem;
  color: var(--text-secondary);
}

.image-gen-popover-field select {
  width: 100%;
  padding: 7px 10px;
  font-size: 0.82rem;
  color: var(--text-primary);
  background: var(--bg-primary);
  border: 1px solid var(--border);
  border-radius: 8px;
}

.image-gen-popover-hint {
  margin: 8px 0 0;
  font-size: 0.68rem;
  color: var(--text-secondary);
  line-height: 1.4;
}

button.image-generation-indicator.is-active {
  color: var(--nexgate-brand-fg);
  background: var(--nexgate-brand-muted-strong);
  border-color: var(--nexgate-brand-ring);
}

.attach-menu {
  position: absolute;
  bottom: calc(100% + 8px);
  left: 0;
  z-index: 80;
  min-width: 200px;
  padding: 6px;
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: 12px;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.2);
}

.attach-menu.hidden {
  display: none;
}

.attach-menu-item {
  display: block;
  width: 100%;
  padding: 10px 12px;
  border: none;
  border-radius: 8px;
  background: transparent;
  color: var(--text-primary);
  font-size: 0.9rem;
  text-align: left;
  cursor: pointer;
  transition: background 0.15s;
}

.attach-menu-item:hover {
  background: var(--bg-hover);
}

.attach-menu-item--section-start {
  margin-top: 4px;
  padding-top: 10px;
  border-top: 1px solid var(--border);
}

.attach-menu-item.is-active {
  color: var(--nexgate-brand-fg);
  background: var(--nexgate-brand-muted-strong);
}

button.deep-research-indicator {
  cursor: pointer;
  padding: 0;
}

button.deep-research-indicator.is-active {
  color: var(--nexgate-brand-fg);
  background: var(--nexgate-brand-muted-strong);
  border-color: var(--nexgate-brand-ring);
}

.input-row:focus-within {
  border-color: var(--text-secondary);
  box-shadow: 0 0 0 1px var(--border);
}

.project-mode-select-wrap {
  position: relative;
  flex-shrink: 0;
  align-self: flex-end;
  margin-bottom: 4px;
}

.project-mode-select-btn {
  display: inline-flex;
  align-items: center;
  gap: 2px;
  max-width: 132px;
  height: 36px;
  padding: 0 8px;
  border: 1px solid var(--border);
  border-radius: 12px;
  background: var(--bg-main);
  color: var(--text-primary);
  font-size: 0.78rem;
  font-weight: 600;
  cursor: pointer;
  transition: background 0.15s, border-color 0.15s, color 0.15s;
}

.project-mode-select-btn:hover:not(:disabled),
.project-mode-select-btn[aria-expanded="true"] {
  background: var(--bg-hover);
  border-color: var(--text-secondary);
}

.project-mode-select-btn:disabled {
  opacity: 0.55;
  cursor: not-allowed;
}

.project-mode-select-content,
.project-mode-select-option-content {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  min-width: 0;
}

.project-mode-select-icon,
.project-mode-select-option-content svg {
  display: inline-flex;
  flex-shrink: 0;
  color: var(--text-secondary);
}

.project-mode-select-option.is-selected .project-mode-select-option-content svg {
  color: var(--accent);
}

.project-mode-select-label {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.project-mode-select-chevron {
  flex-shrink: 0;
  color: var(--text-secondary);
  transition: transform 0.15s;
}

.project-mode-select-btn[aria-expanded="true"] .project-mode-select-chevron {
  transform: rotate(180deg);
}

.project-mode-select-menu {
  position: absolute;
  left: 0;
  bottom: calc(100% + 8px);
  z-index: 30;
  min-width: 140px;
  padding: 6px;
  border: 1px solid var(--border);
  border-radius: 12px;
  background: var(--bg-input);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.18);
}

.project-mode-select-menu.hidden {
  display: none;
}

.project-mode-select-option {
  display: block;
  width: 100%;
  padding: 8px 10px;
  border: none;
  border-radius: 8px;
  background: transparent;
  color: var(--text-primary);
  font-size: 0.82rem;
  font-weight: 500;
  text-align: left;
  cursor: pointer;
}

.project-mode-select-option-label {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.project-mode-select-option:hover {
  background: var(--bg-hover);
}

.project-mode-select-option.is-selected {
  background: var(--nexgate-brand-muted);
  color: var(--accent);
}

.chat-message-input,
#messageInput {
  flex: 1;
  background: transparent;
  border: none;
  color: var(--text-primary);
  font-size: 1rem;
  font-family: inherit;
  resize: none;
  max-height: 200px;
  line-height: 1.5;
  outline: none;
  padding: 10px 0;
  margin: 0;
}

.chat-message-input::placeholder,
#messageInput::placeholder {
  color: var(--text-secondary);
}

.chat-message-input:disabled {
  opacity: 0.55;
  cursor: not-allowed;
}

.send-btn {
  width: 36px;
  height: 36px;
  border: none;
  border-radius: 8px;
  background: var(--text-secondary);
  color: var(--bg-primary);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  margin-left: 0;
  transition: background 0.15s;
}

.send-btn:hover:not(:disabled) {
  background: var(--text-primary);
}

.send-btn.active {
  background: var(--accent);
  color: var(--accent-fg, #fff);
}

.send-btn.is-generating {
  background: #ef4444;
  color: white;
  opacity: 1;
  cursor: pointer;
  pointer-events: auto;
}

.send-btn.is-generating:hover {
  background: #dc2626;
}

.send-btn.is-generating .send-btn-icon--send {
  display: none;
}

.send-btn.is-generating .send-btn-icon--stop {
  display: block !important;
}

.send-btn:disabled:not(.is-generating) {
  opacity: 0.4;
  cursor: not-allowed;
  pointer-events: none;
}

.stream-waiting {
  display: flex;
  align-items: center;
  gap: 10px;
  color: var(--text-secondary);
  font-size: 0.9rem;
}

.stream-waiting-text {
  animation: streamWaitingPulse 1.6s ease-in-out infinite;
}

@keyframes streamWaitingPulse {
  0%, 100% { opacity: 0.55; }
  50% { opacity: 1; }
}

.image-gen-preface {
  margin-bottom: 10px;
}

.image-gen-preface > *:last-child {
  margin-bottom: 0;
}

.image-gen-waiting {
  display: flex;
  flex-direction: column;
  gap: 12px;
  width: 100%;
  max-width: min(100%, 360px);
}

.image-gen-waiting__skeleton {
  width: 100%;
  aspect-ratio: 1 / 1;
  border-radius: 10px;
  border: 1px solid var(--border);
  background: var(--bg-input);
  animation: imageGenSkeletonPulse 2.2s ease-in-out infinite;
}

.image-gen-waiting__status {
  margin: 0;
}

.message-content.is-image-generating {
  min-height: 0;
}

@keyframes imageGenSkeletonPulse {
  0%, 100% { opacity: 0.72; }
  50% { opacity: 1; }
}

.message.assistant.is-searching,
.message.assistant.message-search,
.message.assistant.message-reasoning {
  max-width: 100%;
  width: 100%;
  align-self: stretch;
}

.message-body.has-search-cover,
.message-body.has-reasoning-cover {
  width: 100%;
  min-width: min(100%, 560px);
  flex: 1 1 auto;
  align-self: stretch;
}

.message-body.has-search-cover:not(.is-cover-collapsed),
.message-body.has-reasoning-cover:not(.is-cover-collapsed) {
  min-height: 120px;
}

.message-body.has-search-cover.is-cover-collapsed,
.message-body.has-reasoning-cover.is-cover-collapsed {
  min-height: 0;
}

.message-body.has-search-cover .message-content.is-stream-waiting,
.message-body.has-reasoning-cover .message-content.is-stream-waiting {
  min-height: 0;
  min-width: 0;
  padding: 0;
  width: 100%;
}

.tool-trace-cover {
  width: 100%;
  min-width: 100%;
  box-sizing: border-box;
  margin-bottom: 8px;
}

.tool-trace-toggle {
  display: flex;
  align-items: center;
  gap: 8px;
  width: 100%;
  padding: 4px 0;
  margin: 0;
  border: none;
  background: transparent;
  color: inherit;
  cursor: pointer;
  text-align: left;
  font: inherit;
}

.tool-trace-title {
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--text-secondary);
  flex-shrink: 0;
}

.tool-trace-summary {
  flex: 1;
  min-width: 0;
  font-size: 0.78rem;
  color: var(--text-secondary);
  opacity: 0.85;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.tool-trace-chevron {
  flex-shrink: 0;
  color: var(--text-secondary);
  transition: transform 0.25s ease;
}

.tool-trace-cover.is-collapsed .tool-trace-chevron {
  transform: rotate(-90deg);
}

.tool-trace-body {
  overflow: hidden;
  max-height: 280px;
  opacity: 1;
  transition: max-height 0.32s ease, opacity 0.22s ease, margin 0.22s ease;
  margin-top: 8px;
}

.tool-trace-cover.is-collapsed .tool-trace-body {
  max-height: 0;
  opacity: 0;
  margin-top: 0;
  pointer-events: none;
}

.tool-trace-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.tool-trace-item {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 8px;
  font-size: 0.82rem;
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
}

.tool-trace-name {
  color: var(--text-primary);
  flex: 1;
  min-width: 0;
  word-break: break-all;
}

.tool-trace-ms {
  color: var(--text-secondary);
  flex-shrink: 0;
}

.tool-trace-item--error .tool-trace-name {
  color: var(--danger, #e57373);
}

.tool-trace-error {
  flex: 1 1 100%;
  font-size: 0.75rem;
  color: var(--danger, #e57373);
  opacity: 0.9;
}

.search-process-cover {
  width: 100%;
  min-width: 100%;
  box-sizing: border-box;
  margin-bottom: 8px;
}

.search-process-toggle {
  display: flex;
  align-items: center;
  gap: 8px;
  width: 100%;
  padding: 4px 0;
  margin: 0;
  border: none;
  background: transparent;
  color: inherit;
  cursor: pointer;
  text-align: left;
  font: inherit;
}

.search-process-toggle:hover .search-process-title {
  color: var(--text-primary);
}

.search-process-title {
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--text-secondary);
  flex-shrink: 0;
}

.search-process-summary {
  flex: 1;
  min-width: 0;
  font-size: 0.78rem;
  color: var(--text-secondary);
  opacity: 0.85;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.search-process-chevron {
  flex-shrink: 0;
  color: var(--text-secondary);
  transition: transform 0.25s ease;
}

.search-process-cover.is-collapsed .search-process-chevron {
  transform: rotate(-90deg);
}

.search-process-body {
  display: flex;
  flex-direction: column;
  gap: 10px;
  overflow: hidden;
  max-height: 520px;
  opacity: 1;
  transition: max-height 0.32s ease, opacity 0.22s ease, margin 0.22s ease;
  margin-top: 8px;
}

.search-process-cover.is-collapsed .search-process-body {
  max-height: 0;
  opacity: 0;
  margin-top: 0;
  pointer-events: none;
}

.search-process-section {
  flex-shrink: 0;
  width: 100%;
  min-width: 0;
}

.search-process-label {
  margin: 0 0 6px;
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--text-secondary);
}

.search-process-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 4px;
  width: 100%;
  min-width: 0;
  max-height: 120px;
  overflow-y: auto;
}

.search-process-placeholder {
  font-size: 0.8rem;
  color: var(--text-secondary);
  opacity: 0.7;
  padding: 4px 0;
}

.reasoning-process-cover {
  width: 100%;
  min-width: 100%;
  box-sizing: border-box;
  margin-bottom: 8px;
}

.reasoning-process-toggle {
  display: flex;
  align-items: center;
  gap: 8px;
  width: 100%;
  padding: 4px 0;
  margin: 0;
  border: none;
  background: transparent;
  color: inherit;
  cursor: pointer;
  text-align: left;
  font: inherit;
}

.reasoning-process-toggle:hover .reasoning-process-title {
  color: var(--text-primary);
}

.reasoning-process-title {
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--text-secondary);
  flex-shrink: 0;
}

.reasoning-process-summary {
  flex: 1;
  min-width: 0;
  font-size: 0.78rem;
  color: var(--text-secondary);
  opacity: 0.85;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.reasoning-process-chevron {
  flex-shrink: 0;
  color: var(--text-secondary);
  transition: transform 0.25s ease;
}

.reasoning-process-cover.is-collapsed .reasoning-process-chevron {
  transform: rotate(-90deg);
}

.reasoning-process-body {
  display: flex;
  flex-direction: column;
  overflow: hidden;
  max-height: 420px;
  opacity: 1;
  transition: max-height 0.32s ease, opacity 0.22s ease, margin 0.22s ease;
  margin-top: 8px;
}

.reasoning-process-cover.is-collapsed .reasoning-process-body {
  max-height: 0;
  opacity: 0;
  margin-top: 0;
  pointer-events: none;
}

.reasoning-process-text {
  font-size: 0.82rem;
  line-height: 1.5;
  color: var(--text-secondary);
  white-space: pre-wrap;
  word-break: break-word;
  max-height: 360px;
  overflow-y: auto;
  padding: 8px 10px;
  border-radius: 8px;
  background: var(--bg-hover);
  border-left: 3px solid var(--nexgate-brand-ring);
}

.reasoning-process-cover.is-complete .reasoning-process-title {
  display: none;
}

.reasoning-process-cover.is-complete:not(.is-collapsed) .reasoning-process-summary {
  display: none;
}

.reasoning-process-cover.is-complete .reasoning-process-text {
  font-size: 0.8rem;
  line-height: 1.55;
  color: var(--text-secondary);
  opacity: 0.68;
  background: transparent;
  border-left: none;
  padding: 2px 0 6px;
  border-radius: 0;
}

.reasoning-process-cover.is-complete.is-collapsed .reasoning-process-summary {
  font-size: 0.8rem;
  line-height: 1.45;
  opacity: 0.68;
  white-space: nowrap;
}

.reasoning-process-cover.is-complete.is-collapsed .reasoning-process-toggle {
  padding: 2px 0;
}

.search-query-item,
.search-site-item,
.search-url-item {
  font-size: 0.8rem;
  line-height: 1.35;
  padding: 5px 8px;
  border-radius: 6px;
  background: var(--bg-hover);
  animation: search-item-enter 0.32s cubic-bezier(0.22, 1, 0.36, 1) both;
}

@keyframes search-item-enter {
  from {
    opacity: 0;
    transform: translateX(-6px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

.search-query-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  width: 100%;
  box-sizing: border-box;
}

.search-query-text {
  color: var(--text-primary);
  flex: 1;
  min-width: 0;
  word-break: break-word;
}

.search-query-provider {
  flex-shrink: 0;
  font-size: 0.7rem;
  padding: 2px 6px;
  border-radius: 4px;
  background: var(--bg-sidebar);
  color: var(--text-secondary);
}

.search-site-item {
  display: flex;
  align-items: center;
  gap: 6px;
  width: 100%;
  box-sizing: border-box;
  color: var(--text-primary);
}

.search-site-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: #22c55e;
  flex-shrink: 0;
  animation: search-dot-pulse 1.2s ease-in-out infinite;
}

@keyframes search-dot-pulse {
  0%, 100% { opacity: 0.4; }
  50% { opacity: 1; }
}

.search-site-provider {
  margin-left: auto;
  font-size: 0.68rem;
  color: var(--text-secondary);
}

.search-url-item {
  display: flex;
  flex-direction: column;
  gap: 2px;
  width: 100%;
  box-sizing: border-box;
}

.search-url-item a {
  color: var(--accent);
  text-decoration: none;
  word-break: break-all;
}

.search-url-item a:hover {
  text-decoration: underline;
}

.search-url-site {
  font-size: 0.68rem;
  color: var(--text-secondary);
}

.search-url-date {
  font-size: 0.68rem;
  color: var(--text-secondary);
  opacity: 0.9;
}

@media (prefers-reduced-motion: reduce) {
  .search-query-item,
  .search-site-item,
  .search-url-item {
    animation: none;
  }
  .search-site-dot {
    animation: none;
  }
  .image-gen-waiting__skeleton {
    animation: none;
    opacity: 0.85;
  }
}

.message-content.is-stream-waiting {
  min-height: 1.6em;
}

.message-content.is-stream-stopped {
  min-height: 1.6em;
}

.stream-stopped-text {
  margin: 0;
  color: var(--text-secondary);
  font-size: 0.9rem;
}

.typing {
  display: flex;
  gap: 4px;
  padding: 4px 0;
}

.typing span {
  width: 8px;
  height: 8px;
  background: var(--text-secondary);
  border-radius: 50%;
  animation: bounce 1.4s infinite ease-in-out both;
}

.typing span:nth-child(1) { animation-delay: -0.32s; }
.typing span:nth-child(2) { animation-delay: -0.16s; }

@keyframes bounce {
  0%, 80%, 100% { transform: scale(0); }
  40% { transform: scale(1); }
}

.hidden {
  display: none !important;
}

.auth-page {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
  background: var(--bg-primary);
}

.auth-card {
  width: 100%;
  max-width: 400px;
  padding: 40px 32px;
  background: var(--bg-input);
  border: 1px solid var(--border);
  border-radius: 16px;
}

.auth-logo {
  font-size: 1.5rem;
  font-weight: 600;
  text-align: center;
  margin-bottom: 8px;
}

.auth-subtitle {
  text-align: center;
  color: var(--text-secondary);
  font-size: 0.9rem;
  margin-bottom: 28px;
}

.auth-form {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.auth-field label {
  display: block;
  font-size: 0.8rem;
  color: var(--text-secondary);
  margin-bottom: 6px;
}

.auth-field input {
  width: 100%;
  padding: 12px 14px;
  background: var(--bg-primary);
  border: 1px solid var(--border);
  border-radius: 8px;
  color: var(--text-primary);
  font-size: 1rem;
  outline: none;
}

.auth-field input:focus {
  border-color: var(--accent);
}

.auth-error {
  font-size: 0.85rem;
  color: #ef4444;
  text-align: center;
}

.auth-submit {
  width: 100%;
  padding: 12px;
  background: var(--accent);
  border: none;
  border-radius: 8px;
  color: var(--accent-fg, #fff);
  font-size: 1rem;
  font-weight: 500;
  cursor: pointer;
  transition: opacity 0.15s;
}

.auth-submit:hover:not(:disabled) {
  opacity: 0.9;
}

.auth-submit:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

.auth-switch {
  text-align: center;
  margin-top: 20px;
}

.auth-link {
  background: none;
  border: none;
  color: var(--accent);
  cursor: pointer;
  font-size: 0.9rem;
}

.auth-link:hover {
  text-decoration: underline;
}

.auth-hint {
  margin-top: 20px;
  font-size: 0.75rem;
  color: var(--text-secondary);
  text-align: center;
  opacity: 0.7;
}

.auth-hint code {
  background: var(--bg-primary);
  padding: 2px 6px;
  border-radius: 4px;
}

.settings-main {
  overflow: hidden;
  display: flex;
  flex-direction: column;
}

.settings-main--v2 {
  background: var(--bg-primary);
}

.settings-header {
  flex-shrink: 0;
  padding: 20px 40px 12px 20px;
}

.settings-header--v2 {
  padding: 24px 40px 16px 24px;
  border-bottom: 1px solid var(--border);
  background: var(--bg-primary);
}

.settings-header-text {
  min-width: 0;
}

.settings-header-sub {
  margin: 4px 0 0;
  font-size: 0.85rem;
  color: var(--text-secondary);
  line-height: 1.45;
}

.settings-header-inner {
  display: flex;
  align-items: center;
  gap: 20px;
  width: 100%;
  max-width: none;
  margin: 0;
}

.settings-back {
  flex-shrink: 0;
  color: var(--text-secondary);
  font-size: 0.9rem;
  text-decoration: none;
  background: none;
  border: none;
  padding: 0;
  cursor: pointer;
  transition: color 0.15s;
}

.settings-back:hover {
  color: var(--text-primary);
}

.settings-header-title {
  font-size: 1.35rem;
  font-weight: 600;
  margin: 0;
}

.settings-body {
  display: flex;
  flex: 1;
  min-height: 0;
  width: 100%;
  max-width: none;
  margin: 0;
}

.settings-nav {
  width: 200px;
  flex-shrink: 0;
  padding: 20px 12px 20px 20px;
  border-right: 1px solid var(--border);
  overflow-y: auto;
}

.settings-nav--v2 {
  width: 232px;
  padding: 24px 14px 24px 20px;
  background: var(--bg-secondary, rgba(0, 0, 0, 0.02));
}

.settings-body--v2 .settings-panels {
  padding: 28px 40px 56px 32px;
}

.settings-nav-list {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.settings-nav-group {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.settings-nav-category {
  margin: 0 0 4px;
  padding: 0 14px;
  font-size: 0.68rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--text-secondary);
  opacity: 0.75;
}

.settings-nav-item {
  width: 100%;
  padding: 10px 14px;
  background: transparent;
  border: none;
  border-radius: 8px;
  color: var(--text-secondary);
  font-size: 0.9rem;
  text-align: left;
  cursor: pointer;
  transition:
    background var(--motion-duration-fast),
    color var(--motion-duration-fast),
    transform var(--motion-duration-fast);
}

.settings-nav--v2 .settings-nav-item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 12px;
  border: 1px solid transparent;
}

.settings-nav-icon {
  flex-shrink: 0;
  width: 1.25rem;
  text-align: center;
  font-size: 0.82rem;
  opacity: 0.7;
}

.settings-nav-label {
  min-width: 0;
}

.settings-nav--v2 .settings-nav-item.active {
  border-color: var(--border);
  box-shadow: none;
}

.settings-nav-item:hover {
  background: var(--bg-hover);
  color: var(--text-primary);
  transform: translateX(2px);
}

.settings-nav-item.active {
  background: var(--nexgate-brand-muted);
  color: var(--text-primary);
  font-weight: 500;
  box-shadow: inset 3px 0 0 var(--accent);
}

.settings-panels {
  flex: 1;
  overflow-y: auto;
  padding: 28px 40px 48px 28px;
  min-width: 0;
}

.settings-panel {
  width: 100%;
  max-width: 840px;
}

.settings-panel-header--v2 h2 {
  font-size: 1.5rem;
  margin-bottom: 6px;
}

.settings-card--v2 {
  padding: 0;
  overflow: hidden;
  background: var(--bg-primary);
}

.settings-card--v2 .settings-form,
.settings-card--v2 .settings-card-head {
  padding: 20px 22px;
}

.settings-card-head {
  border-bottom: 1px solid var(--border);
  background: var(--bg-secondary, rgba(0, 0, 0, 0.02));
}

.settings-card-title {
  margin: 0;
  font-size: 0.95rem;
  font-weight: 600;
}

.settings-card-desc {
  margin: 4px 0 0;
  font-size: 0.8rem;
  color: var(--text-secondary);
  line-height: 1.45;
}

.settings-field-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px 18px;
}

.settings-field--wide {
  grid-column: 1 / -1;
}

.settings-field-label {
  display: block;
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--text-primary);
  margin-bottom: 8px;
}

.settings-account-hero {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-bottom: 18px;
  padding: 18px 20px;
  border: 1px solid var(--border);
  border-radius: 14px;
  background: linear-gradient(
    135deg,
    color-mix(in srgb, var(--accent) 8%, var(--bg-primary)),
    var(--bg-primary)
  );
}

.settings-account-avatar {
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 56px;
  height: 56px;
  border-radius: 14px;
  background: var(--accent);
  color: #fff;
  font-size: 1.35rem;
  font-weight: 700;
}

.settings-account-hero-name {
  margin: 0;
  font-size: 1.15rem;
  font-weight: 600;
}

.settings-account-hero-meta {
  margin: 4px 0 0;
}

.settings-account-hero-tags {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px 12px;
  margin-top: 10px;
}

.settings-sensitive-row {
  display: flex;
  align-items: center;
  gap: 8px;
  min-height: 42px;
  padding: 8px 12px;
  border: 1px solid var(--border-subtle, rgba(255, 255, 255, 0.08));
  border-radius: 10px;
  background: var(--bg-elevated, rgba(255, 255, 255, 0.03));
}

.settings-sensitive-value {
  flex: 1;
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 0.92rem;
  letter-spacing: 0.02em;
}

.settings-sensitive-input {
  flex: 1;
}

.settings-sensitive-toggle {
  flex-shrink: 0;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 34px;
  height: 34px;
  border: none;
  border-radius: 8px;
  background: transparent;
  color: var(--text-secondary);
  cursor: pointer;
}

.settings-sensitive-toggle:hover {
  background: var(--bg-hover, rgba(255, 255, 255, 0.06));
  color: var(--text-primary);
}

.settings-card-head--nested {
  margin-top: 20px;
  padding-top: 4px;
}

.settings-account-plan-badge {
  display: inline-flex;
  padding: 3px 10px;
  border-radius: 999px;
  font-size: 0.75rem;
  font-weight: 600;
  background: var(--nexgate-brand-muted, rgba(99, 102, 241, 0.12));
  color: var(--text-primary);
  border: 1px solid color-mix(in srgb, var(--accent) 20%, var(--border));
}

.settings-account-balance-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 0.8rem;
  color: var(--text-secondary);
  text-decoration: none;
}

.settings-account-balance-link strong {
  color: var(--text-primary);
  font-weight: 600;
}

.settings-account-balance-link:hover strong {
  color: var(--accent);
}

.settings-link-card {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 18px 22px;
}

.settings-link-card-body {
  min-width: 0;
}

.settings-btn--secondary {
  background: transparent;
  border: 1px solid var(--border);
  color: var(--text-primary);
}

.settings-btn--secondary:hover {
  background: var(--bg-hover);
  border-color: color-mix(in srgb, var(--accent) 35%, var(--border));
}

.settings-api-portal-actions {
  margin-top: 12px;
  padding-top: 12px;
  border-top: 1px solid var(--border);
}

@media (max-width: 720px) {
  .settings-header--v2 {
    padding: 16px 16px 12px;
  }

  .settings-body--v2 {
    flex-direction: column;
  }

  .settings-nav--v2 {
    width: 100%;
    border-right: none;
    border-bottom: 1px solid var(--border);
    padding: 12px 12px 10px;
  }

  .settings-nav--v2 .settings-nav-list {
    flex-direction: row;
    flex-wrap: wrap;
    gap: 8px;
  }

  .settings-nav--v2 .settings-nav-group {
    width: 100%;
  }

  .settings-nav--v2 .settings-nav-category {
    display: none;
  }

  .settings-nav--v2 .settings-nav-item {
    width: auto;
    flex: 1 1 auto;
    justify-content: center;
  }

  .settings-body--v2 .settings-panels {
    padding: 20px 16px 40px;
  }

  .settings-field-grid {
    grid-template-columns: 1fr;
  }

  .settings-link-card {
    flex-direction: column;
    align-items: stretch;
  }

  .settings-account-hero {
    flex-direction: column;
    align-items: flex-start;
  }
}

html[data-settings-panel="general"] #panel-general,
html[data-settings-panel="security"] #panel-security,
html[data-settings-panel="embed"] #panel-embed,
html[data-settings-panel="theme"] #panel-theme,
html[data-settings-panel="display"] #panel-display,
html[data-settings-panel="performance"] #panel-performance,
html[data-settings-panel="integrations"] #panel-integrations,
html[data-settings-panel="agent"] #panel-agent {
  animation: settingsFadeIn var(--motion-duration-base) var(--motion-ease-emphasized);
}

.settings-theme-row {
  cursor: default;
  align-items: flex-start;
  padding: 12px 0;
}

.settings-theme-select {
  flex-shrink: 0;
  min-width: 140px;
  max-width: 42%;
  padding: 8px 12px;
  background: var(--bg-primary);
  color: var(--text-primary);
  border: 1px solid var(--border);
  border-radius: 8px;
  font-size: 0.9rem;
  cursor: pointer;
}

.settings-theme-select:focus {
  border-color: var(--accent);
  outline: none;
}

.settings-theme-select:disabled {
  opacity: 0.6;
  cursor: not-allowed;
}

.settings-bg-pattern-picker {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
}

.settings-bg-pattern-btn {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 8px;
  width: 100%;
  padding: 12px;
  border: 1px solid var(--border);
  border-radius: 12px;
  background: var(--bg-primary);
  color: var(--text-primary);
  text-align: left;
  cursor: pointer;
  transition: border-color 0.15s ease, background 0.15s ease, box-shadow 0.15s ease;
}

.settings-bg-pattern-btn:hover:not(:disabled) {
  background: var(--bg-hover);
}

.settings-bg-pattern-btn.is-active {
  border-color: rgba(84, 54, 218, 0.55);
  background: rgba(84, 54, 218, 0.08);
  box-shadow: inset 0 0 0 1px rgba(84, 54, 218, 0.18);
}

.settings-bg-pattern-btn:disabled {
  opacity: 0.6;
  cursor: wait;
}

.settings-bg-pattern-preview {
  display: block;
  width: 100%;
  height: 72px;
  border-radius: 8px;
  border: 1px solid var(--border);
  background: var(--bg-primary);
}

.settings-bg-pattern-preview--grid {
  background-color: var(--chat-grid-bg, #2a2824);
  background-image:
    radial-gradient(circle, var(--chat-grid-dot, rgba(255, 255, 255, 0.08)) 1px, transparent 1px);
  background-size: 20px 20px;
}

.settings-bg-pattern-label {
  font-size: 0.9rem;
  font-weight: 600;
}

.settings-bg-pattern-desc {
  font-size: 0.78rem;
  line-height: 1.45;
  color: var(--text-secondary);
}

.settings-form--toggles {
  gap: 0 !important;
}

.settings-toggle-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 4px 0;
  cursor: pointer;
}

.settings-toggle-label {
  display: flex;
  flex-direction: column;
  gap: 4px;
  min-width: 0;
}

.settings-toggle-desc {
  font-size: 0.8rem;
  color: var(--text-secondary);
  font-weight: 400;
  line-height: 1.45;
}

.settings-toggle-row.is-unavailable {
  opacity: 0.55;
}

.settings-toggle-hint {
  color: var(--text-secondary);
}

.settings-switch {
  position: relative;
  flex-shrink: 0;
  width: 44px;
  height: 24px;
}

.settings-switch-input {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  margin: 0;
  opacity: 0;
  cursor: pointer;
  z-index: 1;
}

.settings-switch-input:disabled {
  cursor: not-allowed;
}

.settings-switch-track {
  display: block;
  width: 100%;
  height: 100%;
  border-radius: 999px;
  background: var(--bg-hover);
  border: 1px solid var(--border);
  transition: background 0.2s ease, border-color 0.2s ease;
  position: relative;
}

.settings-switch-track::after {
  content: "";
  position: absolute;
  top: 2px;
  left: 2px;
  width: 18px;
  height: 18px;
  border-radius: 50%;
  background: var(--text-secondary);
  transition: transform 0.2s ease, background 0.2s ease;
}

.settings-switch-input:checked + .settings-switch-track {
  background: var(--accent);
  border-color: var(--accent);
}

.settings-switch-input:checked + .settings-switch-track::after {
  transform: translateX(20px);
  background: var(--accent-fg, #fff);
}

.settings-switch-input:focus-visible + .settings-switch-track {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}

.settings-switch-input:disabled + .settings-switch-track {
  opacity: 0.45;
}

#embedSettings .settings-msg,
#displaySettings .settings-msg {
  margin-top: 12px;
}

.settings-placeholder {
  margin: 0;
  font-size: 0.9rem;
  color: var(--text-secondary);
  line-height: 1.55;
}

.settings-integrations-tabs {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 20px;
  border-bottom: 1px solid var(--border);
  padding-bottom: 0;
}

.settings-integrations-tab {
  margin: 0 0 -1px;
  padding: 10px 14px;
  border: none;
  border-bottom: 2px solid transparent;
  background: transparent;
  color: var(--text-secondary);
  font-size: 0.875rem;
  font-weight: 500;
  cursor: pointer;
  border-radius: 6px 6px 0 0;
  transition: color 0.15s ease, border-color 0.15s ease, background 0.15s ease;
}

.settings-integrations-tab:hover {
  color: var(--text-primary);
  background: var(--bg-hover);
}

.settings-integrations-tab.active {
  color: var(--text-primary);
  border-bottom-color: var(--accent, var(--accent));
  background: transparent;
}

.settings-integrations-panel {
  display: none;
}

.settings-integrations-panel.active {
  display: block;
}

.settings-integrations-list {
  margin: 16px 0 0;
  padding: 0;
  list-style: none;
}

.settings-integrations-list-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 12px 0;
  border-top: 1px solid var(--border);
}

.settings-integrations-list-item:first-child {
  border-top: none;
  padding-top: 0;
}

.settings-integrations-list-name {
  font-weight: 500;
  color: var(--text-primary);
}

.settings-integrations-list-status {
  font-size: 0.8rem;
  color: var(--text-secondary);
}

.settings-google-header {
  display: flex;
  align-items: flex-start;
  gap: 16px;
  margin-bottom: 20px;
}

.settings-google-title {
  margin: 0 0 6px;
  font-size: 1.05rem;
  font-weight: 600;
}

.settings-google-desc {
  margin: 0;
  font-size: 0.875rem;
  color: var(--text-secondary);
  line-height: 1.5;
}

.settings-google-status {
  margin-bottom: 16px;
}

.settings-google-scopes {
  margin: 0 0 20px;
  font-size: 0.8rem;
  color: var(--text-secondary);
  line-height: 1.5;
}

.settings-google-actions {
  display: flex;
  flex-direction: column;
  gap: 10px;
  align-items: flex-start;
}

.settings-btn--google {
  min-width: 200px;
}

.settings-btn--google:disabled {
  opacity: 0.55;
  cursor: not-allowed;
}

.settings-google-sections {
  margin-top: 24px;
  padding-top: 20px;
  border-top: 1px solid var(--border-subtle);
}

.settings-google-section + .settings-google-section {
  margin-top: 20px;
}

.settings-google-toggles {
  margin-top: 8px;
}

.settings-discord-header {
  display: flex;
  align-items: flex-start;
  gap: 16px;
  margin-bottom: 20px;
}

.settings-discord-title {
  margin: 0 0 6px;
  font-size: 1.05rem;
  font-weight: 600;
}

.settings-discord-desc {
  margin: 0;
  font-size: 0.875rem;
  color: var(--text-secondary);
  line-height: 1.5;
}

.settings-discord-status {
  margin-bottom: 16px;
}

.settings-discord-sections {
  margin-top: 8px;
}

.settings-discord-toggles {
  margin-top: 8px;
}

.settings-btn--discord {
  min-width: 200px;
  background: #5865f2;
  border-color: #5865f2;
  color: #fff;
}

.settings-btn--discord:hover:not(:disabled) {
  background: #4752c4;
  border-color: #4752c4;
  color: #fff;
}

.settings-btn--discord:disabled {
  opacity: 0.55;
  cursor: not-allowed;
}

.settings-computelab-header {
  display: flex;
  align-items: flex-start;
  gap: 16px;
  margin-bottom: 20px;
}

.settings-computelab-title {
  margin: 0 0 6px;
  font-size: 1.05rem;
  font-weight: 600;
}

.settings-computelab-desc {
  margin: 0;
  font-size: 0.875rem;
  color: var(--text-secondary);
  line-height: 1.5;
}

.settings-computelab-status {
  margin-bottom: 16px;
}

.settings-computelab-scopes {
  margin: 0 0 20px;
  font-size: 0.8rem;
  color: var(--text-secondary);
  line-height: 1.5;
}

.settings-computelab-actions {
  display: flex;
  flex-direction: column;
  gap: 10px;
  align-items: stretch;
  max-width: 420px;
}

.settings-computelab-key-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 12px;
}

.settings-btn--computelab {
  min-width: 160px;
  background: #6d48ff;
  border-color: #6d48ff;
  color: #fff;
}

.settings-btn--computelab:hover:not(:disabled) {
  background: #5a38e0;
  border-color: #5a38e0;
  color: #fff;
}

.settings-btn--computelab:disabled {
  opacity: 0.55;
  cursor: not-allowed;
}

.settings-computelab-sections {
  margin-top: 24px;
  padding-top: 20px;
  border-top: 1px solid var(--border-subtle);
}

.settings-computelab-toggles {
  margin-top: 8px;
}

@keyframes settingsFadeIn {
  from { opacity: 0; transform: translateY(6px); }
  to { opacity: 1; transform: translateY(0); }
}

@media (prefers-reduced-motion: reduce) {
  html[data-settings-panel="general"] #panel-general,
  html[data-settings-panel="security"] #panel-security,
  html[data-settings-panel="embed"] #panel-embed,
  html[data-settings-panel="theme"] #panel-theme,
  html[data-settings-panel="display"] #panel-display,
  html[data-settings-panel="performance"] #panel-performance,
  html[data-settings-panel="integrations"] #panel-integrations,
  html[data-admin-panel="resources"] #admin-panel-resources,
  html[data-admin-panel="reports"] #admin-panel-reports,
  html[data-admin-panel="users"] #admin-panel-users,
  html[data-admin-panel="plans"] #admin-panel-plans,
  html[data-admin-panel="plan-features"] #admin-panel-plan-features,
  html[data-admin-panel="models"] #admin-panel-models,
  html[data-admin-panel="extended-models"] #admin-panel-extended-models,
  html[data-admin-panel="image-generation"] #admin-panel-image-generation,
  html[data-admin-panel="features"] #admin-panel-features,
  html[data-admin-panel="search-engines"] #admin-panel-search-engines,
  html[data-admin-panel="coupons"] #admin-panel-coupons,
  html[data-admin-panel="subscription"] #admin-panel-subscription,
  html[data-admin-panel="paypal"] #admin-panel-paypal,
  html[data-admin-panel="google-oauth"] #admin-panel-google-oauth,
  html[data-admin-panel="discord-oauth"] #admin-panel-discord-oauth,
  html[data-admin-panel="mail-server"] #admin-panel-mail-server {
    animation: none;
  }
}

.settings-panel-header {
  margin-bottom: 24px;
}

.settings-panel-header h2 {
  font-size: 1.35rem;
  font-weight: 600;
  margin-bottom: 8px;
}

.settings-panel-header p {
  font-size: 0.9rem;
  color: var(--text-secondary);
  line-height: 1.5;
}

.settings-card {
  background: var(--bg-input);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 24px;
}

.settings-panel .settings-card + .settings-card {
  margin-top: 16px;
}

.settings-form {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.settings-field label {
  display: block;
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--text-primary);
  margin-bottom: 8px;
}

.settings-field input {
  width: 100%;
  padding: 12px 14px;
  background: var(--bg-primary);
  border: 1px solid var(--border);
  border-radius: 8px;
  color: var(--text-primary);
  font-size: 1rem;
  outline: none;
  transition: border-color 0.15s;
}

.settings-field input:focus {
  border-color: var(--accent);
}

.settings-field input:disabled {
  opacity: 0.6;
  cursor: not-allowed;
}

.settings-field select {
  width: 100%;
  padding: 12px 14px;
  background: var(--bg-primary);
  border: 1px solid var(--border);
  border-radius: 8px;
  color: var(--text-primary);
  font-size: 1rem;
  outline: none;
  cursor: pointer;
  transition: border-color 0.15s;
}

.settings-field select:focus {
  border-color: var(--accent);
}

.settings-field textarea {
  width: 100%;
  padding: 12px 14px;
  background: var(--bg-primary);
  border: 1px solid var(--border);
  border-radius: 8px;
  color: var(--text-primary);
  font-size: 1rem;
  font-family: inherit;
  line-height: 1.5;
  resize: vertical;
  outline: none;
  transition: border-color 0.15s;
}

.settings-field textarea:focus {
  border-color: var(--accent);
}

.settings-section-label {
  margin: 8px 0 4px;
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--text-primary);
}

.settings-info-list--compact {
  margin-bottom: 0;
}

.settings-hint {
  display: block;
  margin-top: 6px;
  font-size: 0.75rem;
  color: var(--text-secondary);
}

.admin-subscription-url-row {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
}

.admin-subscription-url-row input[type="url"] {
  flex: 1 1 220px;
  min-width: 0;
}

.admin-subscription-url-row .admin-paypal-sync-btn,
.admin-subscription-url-row .admin-paypal-delete-btn {
  flex: 0 0 auto;
  white-space: nowrap;
}

.admin-subscription-url-row .admin-paypal-delete-btn,
.admin-paypal-delete-all-btn {
  color: var(--danger, #c62828);
  border-color: color-mix(in srgb, var(--danger, #c62828) 35%, var(--border));
}

.settings-form-footer {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px 16px;
  padding-top: 4px;
  border-top: 1px solid var(--border);
  margin-top: 4px;
  padding-top: 20px;
}

.settings-btn {
  padding: 10px 22px;
  background: var(--accent);
  border: none;
  border-radius: 8px;
  color: var(--accent-fg, #fff);
  font-size: 0.9rem;
  font-weight: 500;
  cursor: pointer;
  transition: opacity 0.15s;
}

.settings-btn:hover {
  opacity: 0.9;
}

.settings-btn--secondary {
  background: transparent;
  border: 1px solid var(--border);
  color: var(--text-primary);
}

.settings-btn--secondary:hover {
  background: var(--bg-hover);
  opacity: 1;
}

.settings-msg {
  font-size: 0.85rem;
  flex: 1;
  min-width: 140px;
}

.settings-msg.success {
  color: var(--accent);
}

.settings-msg.error {
  color: #ef4444;
}

.settings-info-list {
  display: flex;
  flex-direction: column;
  gap: 0;
}

.settings-info-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
  padding: 16px 0;
  border-bottom: 1px solid var(--border);
}

.settings-info-row:first-child {
  padding-top: 0;
}

.settings-info-row:last-child {
  border-bottom: none;
  padding-bottom: 0;
}

.settings-info-label {
  font-size: 0.85rem;
  color: var(--text-secondary);
  flex-shrink: 0;
}

.settings-info-value {
  font-size: 0.95rem;
  text-align: right;
  word-break: break-all;
}

.settings-code {
  background: var(--bg-primary);
  padding: 4px 10px;
  border-radius: 6px;
  font-size: 0.9rem;
}

.billing-main {
  display: flex;
  flex-direction: column;
  flex: 1;
  min-height: 0;
  overflow-x: hidden;
  overflow-y: auto;
  scrollbar-width: none;
  -ms-overflow-style: none;
}

.billing-main::-webkit-scrollbar {
  display: none;
  width: 0;
  height: 0;
}

.admin-main {
  overflow: hidden;
  display: flex;
  flex-direction: column;
}

.admin-loading {
  color: var(--text-secondary);
  font-size: 0.9rem;
}

.admin-table-wrap {
  overflow-x: auto;
}

.admin-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.875rem;
}

.admin-table th,
.admin-table td {
  padding: 10px 12px;
  text-align: left;
  border-bottom: 1px solid var(--border);
  vertical-align: middle;
}

.admin-table th {
  color: var(--text-secondary);
  font-weight: 500;
  white-space: nowrap;
}

.admin-inline-input,
.admin-inline-select {
  width: 100%;
  min-width: 72px;
  padding: 6px 8px;
  font-size: 0.875rem;
  background: var(--bg-primary);
  border: 1px solid var(--border);
  border-radius: 6px;
  color: var(--text-primary);
}

.admin-inline-input--narrow {
  max-width: 96px;
}

.admin-inline-input--num {
  max-width: 88px;
  text-align: right;
}

.admin-num {
  text-align: right;
  font-variant-numeric: tabular-nums;
  white-space: nowrap;
}

.admin-num--readonly {
  color: var(--text-secondary);
}

.admin-num--cost {
  color: #a78bfa;
  font-weight: 600;
}

.admin-models-chart-card {
  margin-bottom: 16px;
}

.admin-models-chart-header {
  display: flex;
  flex-wrap: wrap;
  align-items: flex-start;
  justify-content: space-between;
  gap: 12px 20px;
  margin-bottom: 12px;
}

.admin-models-chart-header .admin-subheading {
  margin: 0;
}

.admin-models-chart-controls {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 16px;
  align-items: flex-end;
}

.admin-models-chart-control {
  display: flex;
  flex-direction: column;
  gap: 4px;
  font-size: 0.72rem;
  color: var(--text-secondary);
}

.admin-models-chart-control select {
  min-width: 120px;
  padding: 6px 10px;
  border-radius: 8px;
  border: 1px solid var(--border);
  background: var(--bg-primary);
  color: var(--text-primary);
  font-size: 0.85rem;
}

.admin-models-chart-meta {
  margin: 0 0 12px;
  font-size: 0.82rem;
  color: var(--text-secondary);
}

.admin-models-chart-wrap {
  position: relative;
  height: 280px;
  width: 100%;
}

.admin-models-chart-totals {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 14px;
}

.admin-models-chart-total {
  flex: 1 1 100px;
  padding: 8px 12px;
  border-radius: 8px;
  border: 1px solid var(--border);
  background: var(--bg-primary);
  font-size: 0.8rem;
}

.admin-models-chart-total strong {
  display: block;
  font-size: 0.95rem;
  margin-top: 2px;
  font-variant-numeric: tabular-nums;
}

.admin-cost-jpy {
  margin-left: 0.35em;
  font-size: 0.88em;
  font-weight: 500;
  color: var(--text-secondary);
}

.admin-models-summary {
  margin: 0 0 16px;
  font-size: 0.9rem;
  color: var(--text-secondary);
}

.admin-models-summary-sep {
  margin: 0 8px;
  opacity: 0.5;
}

.admin-models-totals {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.admin-models-total-card {
  flex: 1 1 120px;
  min-width: 100px;
  padding: 12px 14px;
  border-radius: 10px;
  border: 1px solid var(--border);
  background: var(--bg-primary);
}

.admin-models-total-card--cost {
  border-color: var(--nexgate-brand-border);
  background: var(--nexgate-brand-muted);
}

.admin-models-total-label {
  display: block;
  font-size: 0.72rem;
  color: var(--text-secondary);
  margin-bottom: 4px;
}

.admin-models-total-value {
  font-size: 1.05rem;
  font-weight: 600;
  font-variant-numeric: tabular-nums;
}

.admin-models-table input.admin-inline-input {
  min-width: 0;
}

.admin-table-wrap--wide {
  overflow-x: auto;
}

.admin-plan-features-matrix th,
.admin-plan-features-matrix td {
  vertical-align: middle;
}

.admin-plan-feature-cell {
  text-align: center;
}

.admin-plan-feature-toggle {
  width: 1.1rem;
  height: 1.1rem;
  cursor: pointer;
}

.admin-plan-features-groups {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.admin-plan-features-group {
  border: 1px solid var(--border);
  border-radius: 12px;
  background: var(--bg-primary);
  overflow: hidden;
}

.admin-plan-features-group-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 12px 16px;
  border-bottom: 1px solid var(--border);
  background: var(--bg-secondary, rgba(0, 0, 0, 0.03));
}

.admin-plan-features-group-title {
  margin: 0;
  font-size: 0.95rem;
  font-weight: 600;
}

.admin-plan-features-group-count {
  font-size: 0.78rem;
  color: var(--text-secondary);
  font-variant-numeric: tabular-nums;
}

.admin-plan-features-group .admin-table-wrap {
  margin: 0;
}

.admin-plan-features-matrix--by-feature th[scope="row"] {
  min-width: 11rem;
  max-width: 16rem;
  font-weight: 500;
  text-align: left;
  white-space: normal;
  line-height: 1.35;
}

.admin-plan-features-matrix--by-feature thead th {
  text-align: center;
  white-space: nowrap;
  font-size: 0.82rem;
}

.admin-plan-features-matrix--by-feature .admin-plan-id {
  display: block;
  font-size: 0.72rem;
  font-weight: 400;
  color: var(--text-secondary);
}

.admin-plan-features-legend {
  margin: 0 0 14px;
  font-size: 0.82rem;
  color: var(--text-secondary);
  line-height: 1.45;
}

.admin-users-toolbar {
  display: flex;
  flex-wrap: wrap;
  align-items: flex-end;
  justify-content: space-between;
  gap: 12px 16px;
  margin-bottom: 14px;
}

.admin-users-toolbar-main {
  display: flex;
  flex-wrap: wrap;
  align-items: flex-end;
  gap: 10px 12px;
}

.admin-users-search input {
  min-width: min(280px, 100%);
}

.admin-users-filter {
  display: flex;
  flex-direction: column;
  gap: 4px;
  font-size: 0.78rem;
  color: var(--text-secondary);
}

.admin-users-filter select {
  min-width: 8.5rem;
}

.admin-users-stats {
  margin: 0;
  font-size: 0.8rem;
  color: var(--text-secondary);
  font-variant-numeric: tabular-nums;
}

.admin-users-table {
  min-width: 1080px;
}

.admin-users-email {
  max-width: 12rem;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.admin-billing-badge {
  display: inline-flex;
  align-items: center;
  padding: 2px 8px;
  border-radius: 999px;
  font-size: 0.72rem;
  font-weight: 600;
  white-space: nowrap;
  border: 1px solid transparent;
}

.admin-billing-badge--paypal_subscription {
  color: #1a4f8a;
  background: rgba(0, 112, 210, 0.12);
  border-color: rgba(0, 112, 210, 0.25);
}

.admin-billing-badge--balance {
  color: #0d5f45;
  background: rgba(16, 140, 95, 0.12);
  border-color: rgba(16, 140, 95, 0.25);
}

.admin-billing-badge--admin_grant {
  color: #6a4d00;
  background: rgba(200, 150, 0, 0.12);
  border-color: rgba(200, 150, 0, 0.25);
}

.admin-billing-badge--entitlement,
.admin-billing-badge--legacy_plan {
  color: #4a4a5a;
  background: rgba(120, 120, 140, 0.12);
  border-color: rgba(120, 120, 140, 0.2);
}

.admin-billing-badge--free {
  color: var(--text-secondary);
  background: var(--bg-secondary, rgba(0, 0, 0, 0.04));
  border-color: var(--border);
}

.admin-billing-summary-card {
  margin-bottom: 18px;
  padding: 14px 16px;
  border: 1px solid var(--border);
  border-radius: 12px;
  background: var(--bg-secondary, rgba(0, 0, 0, 0.03));
}

.admin-billing-summary-header {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 12px;
}

.admin-billing-summary-plan {
  font-size: 0.95rem;
  font-weight: 600;
}

.admin-billing-summary-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
  gap: 10px 16px;
  margin: 0;
}

.admin-billing-summary-grid dt {
  margin: 0;
  font-size: 0.72rem;
  color: var(--text-secondary);
}

.admin-billing-summary-grid dd {
  margin: 2px 0 0;
  font-size: 0.88rem;
  font-weight: 500;
}

.admin-billing-meta {
  margin: 0;
  font-size: 0.82rem;
}

.admin-billing-meta dt {
  color: var(--text-secondary);
  margin-top: 8px;
}

.admin-billing-meta dt:first-child {
  margin-top: 0;
}

.admin-billing-meta dd {
  margin: 2px 0 0;
  word-break: break-all;
  font-family: ui-monospace, monospace;
  font-size: 0.78rem;
}

.admin-balance-adjust-row {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  align-items: center;
}

.admin-balance-adjust-row input[type="number"] {
  width: 8rem;
}

.admin-balance-adjust-row input[type="text"] {
  flex: 1 1 12rem;
  min-width: 10rem;
}

.admin-billing-events-toolbar {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 8px;
}

.admin-billing-events-count {
  font-size: 0.8rem;
  color: var(--text-secondary);
}

.admin-mono {
  font-family: ui-monospace, monospace;
  font-size: 0.75rem;
}

.admin-table-empty {
  text-align: center;
  color: var(--text-secondary);
  padding: 16px 8px;
}

.admin-system-prompts-toolbar {
  display: flex;
  flex-wrap: wrap;
  gap: 12px 16px;
  align-items: flex-end;
  margin-bottom: 16px;
}

.admin-system-prompts-filter {
  flex: 1 1 180px;
  margin: 0;
}

.admin-system-prompts-meta {
  margin: 0 0 4px;
  font-size: 0.82rem;
  color: var(--text-secondary);
}

.admin-system-prompts-list {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.admin-system-prompts-item {
  border: 1px solid var(--border);
  border-radius: 12px;
  background: color-mix(in srgb, var(--bg-secondary) 28%, var(--bg-primary));
  overflow: hidden;
}

.admin-system-prompts-summary {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 6px 12px;
  align-items: center;
  padding: 14px 16px;
  cursor: pointer;
  list-style: none;
}

.admin-system-prompts-summary::-webkit-details-marker {
  display: none;
}

.admin-system-prompts-title {
  font-weight: 600;
  font-size: 0.92rem;
}

.admin-system-prompts-badges {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  justify-content: flex-end;
}

.admin-system-prompts-badge {
  display: inline-flex;
  align-items: center;
  padding: 2px 8px;
  border-radius: 999px;
  font-size: 0.72rem;
  font-weight: 600;
  color: var(--text-secondary);
  border: 1px solid var(--border);
  background: var(--bg-primary);
}

.admin-system-prompts-badge--dynamic {
  color: var(--accent);
  border-color: color-mix(in srgb, var(--accent) 35%, var(--border));
  background: color-mix(in srgb, var(--accent) 10%, var(--bg-primary));
}

.admin-system-prompts-stats {
  grid-column: 1 / -1;
  font-size: 0.78rem;
  color: var(--text-secondary);
}

.admin-system-prompts-body {
  padding: 0 16px 16px;
  border-top: 1px solid var(--border);
}

.admin-system-prompts-source {
  margin: 12px 0 8px;
  font-size: 0.78rem;
  color: var(--text-secondary);
}

.admin-system-prompts-condition {
  margin: 0 0 10px;
  font-size: 0.82rem;
  color: var(--text-secondary);
  line-height: 1.5;
}

.admin-system-prompts-pre {
  margin: 0;
  max-height: 420px;
  overflow: auto;
  padding: 12px 14px;
  border-radius: 10px;
  border: 1px solid var(--border);
  background: color-mix(in srgb, var(--bg-secondary) 55%, var(--bg-primary));
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 0.78rem;
  line-height: 1.55;
  white-space: pre-wrap;
  word-break: break-word;
}

.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.admin-models-list {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.admin-models-list-hint {
  margin: 0 0 16px;
}

.admin-model-card {
  display: flex;
  flex-direction: column;
  gap: 14px;
  padding: 16px 18px;
  border: 1px solid var(--border);
  border-radius: 14px;
  background: color-mix(in srgb, var(--bg-input) 65%, transparent);
}

.admin-model-card__header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 12px;
}

.admin-model-card__title-wrap {
  display: flex;
  flex-direction: column;
  gap: 4px;
  min-width: 0;
}

.admin-model-card__title {
  margin: 0;
  font-size: 1rem;
  font-weight: 600;
}

.admin-model-card__catalog {
  font-size: 0.78rem;
  color: var(--text-secondary);
}

.admin-model-card__enabled {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 0.84rem;
  color: var(--text-secondary);
  white-space: nowrap;
}

.admin-model-card__sections {
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.admin-model-card__section-title {
  margin: 0 0 10px;
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--text-secondary);
}

.admin-model-card__grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px 14px;
}

.admin-model-card__grid--pricing {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.admin-model-card__grid .settings-field {
  margin: 0;
}

.admin-model-card__grid .settings-field label {
  font-size: 0.78rem;
}

.admin-model-card__stats {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.admin-model-stat {
  display: flex;
  flex-direction: column;
  gap: 2px;
  min-width: 88px;
  padding: 8px 12px;
  border-radius: 10px;
  border: 1px solid var(--border);
  background: var(--bg-primary);
}

.admin-model-stat span {
  font-size: 0.72rem;
  color: var(--text-secondary);
}

.admin-model-stat strong {
  font-size: 0.9rem;
  font-weight: 600;
}

.admin-model-stat--cost strong {
  color: #a78bfa;
}

.admin-model-card__footer {
  display: flex;
  justify-content: flex-end;
  gap: 8px;
  padding-top: 4px;
  border-top: 1px solid var(--border);
}

@media (max-width: 1100px) {
  .admin-model-card__grid,
  .admin-model-card__grid--pricing {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 640px) {
  .admin-model-card__grid,
  .admin-model-card__grid--pricing {
    grid-template-columns: 1fr;
  }
}

.admin-models-table {
  min-width: 1100px;
}

.admin-providers-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 14px;
}

.admin-ocr-plan-checks,
.admin-ocr-plans-cell {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 12px;
}

.admin-ocr-plan-check {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  font-size: 0.85rem;
  white-space: nowrap;
}

.admin-provider-card {
  padding: 12px 14px;
  border: 1px solid var(--border);
  border-radius: 10px;
  background: var(--bg-primary);
}

.admin-provider-title {
  margin: 0 0 10px;
  font-size: 0.9rem;
}

.admin-provider-status {
  font-size: 0.75rem;
  font-weight: 500;
  color: var(--text-secondary);
}

.admin-upstream-key-row {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 4px 0;
  font-size: 0.85rem;
}

.admin-upstream-key-row code {
  margin-left: auto;
  font-size: 0.75rem;
}

.admin-provider-status--off {
  color: #ef4444;
}

.admin-model-add-form .admin-detail-grid {
  margin-bottom: 0;
}

.admin-models-default-field {
  max-width: 360px;
  margin-bottom: 14px;
}

.admin-usage-cell {
  font-size: 0.8rem;
  line-height: 1.4;
  white-space: nowrap;
}

.admin-usage-period {
  color: var(--text-secondary);
  font-size: 0.75rem;
}

.admin-actions-cell {
  white-space: nowrap;
}

.admin-row-btn {
  padding: 4px 10px;
  margin-right: 4px;
  font-size: 0.8rem;
  border-radius: 6px;
  border: 1px solid var(--border);
  background: var(--bg-primary);
  color: var(--text-primary);
  cursor: pointer;
}

.admin-row-btn:hover {
  background: var(--bg-input);
}

.admin-row-btn--danger {
  color: #ef4444;
  border-color: rgba(239, 68, 68, 0.4);
}

.admin-badge {
  display: inline-block;
  margin-left: 4px;
  padding: 1px 6px;
  font-size: 0.65rem;
  border-radius: 4px;
  background: rgba(84, 54, 218, 0.2);
  color: #a78bfa;
}

.admin-user-link {
  padding: 0;
  border: none;
  background: none;
  color: #8b9cff;
  font-family: inherit;
  font-size: inherit;
  cursor: pointer;
  text-decoration: underline;
  text-underline-offset: 2px;
}

.admin-user-link:hover {
  color: #a78bfa;
}

.admin-status {
  font-size: 0.8rem;
  color: var(--text-secondary);
}

.admin-status--blocked {
  color: #ef4444;
  font-weight: 500;
}

.admin-back-link {
  display: inline-block;
  margin-bottom: 16px;
  padding: 0;
  border: none;
  background: none;
  color: var(--text-secondary);
  font-size: 0.9rem;
  cursor: pointer;
}

.admin-back-link:hover {
  color: var(--text-primary);
}

.admin-detail-card {
  max-width: 960px;
}

.admin-detail-form {
  gap: 24px !important;
}

.admin-detail-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px 20px;
}

.admin-detail-field--wide {
  grid-column: 1 / -1;
}

.admin-detail-readonly {
  margin: 0;
  padding: 10px 0 0;
  font-size: 0.95rem;
  color: var(--text-primary);
}

.admin-payments-toolbar {
  margin-bottom: 8px;
}

.admin-payments-table .admin-inline-input,
.admin-payments-table .admin-inline-select {
  min-width: 88px;
}

.admin-block-row {
  margin-top: 8px;
  padding-top: 16px;
  border-top: 1px solid var(--border);
}

.admin-detail-footer {
  flex-wrap: wrap;
  gap: 12px;
}

.admin-plans-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 16px;
}

.admin-plan-card {
  padding: 16px;
  border: 1px solid var(--border);
  border-radius: 10px;
  background: var(--bg-primary);
}

.admin-plan-card-title {
  margin: 0 0 12px;
  font-size: 1rem;
}

.admin-plan-id {
  font-size: 0.8rem;
  color: var(--text-secondary);
  font-weight: 400;
}

.admin-plan-desc {
  display: block;
  margin-top: 4px;
  font-size: 0.78rem;
  color: var(--text-secondary);
  line-height: 1.35;
}

.admin-features-form {
  gap: 0 !important;
}

.admin-toggle-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 16px 0;
  border-bottom: 1px solid var(--border);
  cursor: pointer;
}

.admin-toggle-row:last-of-type {
  border-bottom: none;
}

.admin-toggle-label {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.admin-toggle-desc {
  font-size: 0.8rem;
  color: var(--text-secondary);
  font-weight: 400;
}

.admin-toggle-input {
  width: 44px;
  height: 24px;
  flex-shrink: 0;
  accent-color: var(--accent);
  cursor: pointer;
}

html[data-admin-panel="resources"] #admin-panel-resources,
html[data-admin-panel="reports"] #admin-panel-reports,
html[data-admin-panel="users"] #admin-panel-users,
html[data-admin-panel="plans"] #admin-panel-plans,
html[data-admin-panel="plan-features"] #admin-panel-plan-features,
html[data-admin-panel="models"] #admin-panel-models,
html[data-admin-panel="extended-models"] #admin-panel-extended-models,
html[data-admin-panel="image-generation"] #admin-panel-image-generation,
html[data-admin-panel="features"] #admin-panel-features,
html[data-admin-panel="search-engines"] #admin-panel-search-engines,
html[data-admin-panel="coupons"] #admin-panel-coupons,
html[data-admin-panel="subscription"] #admin-panel-subscription,
html[data-admin-panel="paypal"] #admin-panel-paypal,
html[data-admin-panel="google-oauth"] #admin-panel-google-oauth,
html[data-admin-panel="discord-oauth"] #admin-panel-discord-oauth,
html[data-admin-panel="mail-server"] #admin-panel-mail-server {
  animation: settingsFadeIn var(--motion-duration-base) var(--motion-ease-emphasized);
}

.admin-mail-test-form {
  margin-top: 24px;
  padding-top: 24px;
  border-top: 1px solid var(--border);
}

.admin-deployment-card {
  margin-bottom: 20px;
}

.admin-deployment-toolbar {
  display: flex;
  flex-wrap: wrap;
  align-items: flex-end;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 16px;
}

.admin-deployment-mode-field {
  min-width: min(100%, 280px);
  margin-bottom: 0;
}

.admin-deployment-runtime {
  margin: 0;
  font-size: 0.88rem;
  color: var(--text-secondary);
}

.admin-deployment-hint {
  margin: 0 0 12px;
  padding: 10px 12px;
  border-radius: 8px;
  font-size: 0.84rem;
  line-height: 1.5;
  color: var(--text-secondary);
  background: rgba(250, 204, 21, 0.08);
  border: 1px solid rgba(250, 204, 21, 0.2);
}

.admin-deployment-hint.error {
  color: #fbbf24;
  background: rgba(248, 113, 113, 0.08);
  border-color: rgba(248, 113, 113, 0.25);
}

.admin-deployment-meta {
  margin: 0 0 16px;
  font-size: 0.84rem;
  color: var(--text-secondary);
}

.admin-service-health-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
}

.admin-service-health-card {
  display: flex;
  flex-direction: column;
  gap: 8px;
  min-width: 0;
  padding: 16px;
  border: 1px solid var(--border);
  border-radius: 12px;
  background: color-mix(in srgb, var(--bg-input) 70%, transparent);
}

.admin-service-health-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
}

.admin-service-health-head .admin-subheading {
  margin: 0;
}

.admin-service-status-tag {
  display: inline-flex;
  align-items: center;
  padding: 4px 10px;
  border-radius: 999px;
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.03em;
  text-transform: lowercase;
  border: 1px solid transparent;
}

.admin-service-status-tag--operating {
  color: #34d399;
  background: rgba(52, 211, 153, 0.12);
  border-color: rgba(52, 211, 153, 0.25);
}

.admin-service-status-tag--warning {
  color: #facc15;
  background: rgba(250, 204, 21, 0.12);
  border-color: rgba(250, 204, 21, 0.25);
}

.admin-service-status-tag--error {
  color: #fb923c;
  background: rgba(251, 146, 60, 0.12);
  border-color: rgba(251, 146, 60, 0.25);
}

.admin-service-status-tag--critical {
  color: #f87171;
  background: rgba(248, 113, 113, 0.12);
  border-color: rgba(248, 113, 113, 0.25);
}

.admin-service-health-url {
  margin: 0;
  font-size: 0.78rem;
  color: var(--text-secondary);
  word-break: break-all;
}

.admin-service-health-uptime {
  margin: 0;
  font-size: 0.84rem;
  color: var(--text-secondary);
}

.admin-service-health-issues {
  margin: 0;
  padding-left: 18px;
  font-size: 0.78rem;
  color: #f87171;
}

.admin-service-health-chart-wrap {
  position: relative;
  height: 156px;
  margin-top: 4px;
}

.admin-service-health-footer {
  display: flex;
  justify-content: flex-end;
  margin-top: auto;
  padding-top: 4px;
}

.admin-service-restart-btn {
  padding: 4px 10px;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: transparent;
  color: var(--text-secondary);
  font-size: 0.72rem;
  line-height: 1.3;
  cursor: pointer;
  transition: color 0.15s ease, border-color 0.15s ease, background 0.15s ease;
}

.admin-service-restart-btn:hover:not(:disabled) {
  color: var(--text-primary);
  border-color: color-mix(in srgb, var(--border) 60%, var(--text-primary));
  background: color-mix(in srgb, var(--bg-input) 80%, transparent);
}

.admin-service-restart-btn:disabled {
  opacity: 0.55;
  cursor: wait;
}

@media (max-width: 1100px) {
  .admin-service-health-grid {
    grid-template-columns: 1fr;
  }
}

.billing-plans-panel:not(.hidden) {
  animation: billingViewIn var(--motion-duration-base) var(--motion-ease-emphasized);
}

.admin-subheading {
  margin: 0 0 16px;
  font-size: 1rem;
  font-weight: 600;
}

.admin-user-create-form {
  margin-bottom: 0;
}

.admin-coupon-create-form {
  margin-bottom: 0;
}

.admin-coupon-status {
  font-size: 0.8rem;
  font-weight: 500;
}

.admin-coupon-status--active {
  color: #22c55e;
}

.admin-coupon-status--disabled,
.admin-coupon-status--expired,
.admin-coupon-status--exhausted {
  color: var(--text-secondary);
}

.admin-coupon-status--exhausted,
.admin-coupon-status--expired {
  color: #ef4444;
}

.billing-page-header {
  padding: 20px 48px 16px 40px;
}

.billing-page-header .settings-header-inner {
  align-items: flex-start;
  max-width: min(100%, 1120px);
}

.billing-page-title-wrap {
  min-width: 0;
}

.billing-page-subtitle {
  margin: 4px 0 0;
  font-size: 0.85rem;
  color: var(--text-muted);
  font-weight: 400;
}

.billing-loading-wrap {
  display: flex;
  flex-direction: column;
  gap: 16px;
  max-width: 1200px;
}

.billing-loading-text {
  margin: 0;
  font-size: 0.85rem;
  color: var(--text-muted);
}

.billing-skeleton {
  border-radius: 14px;
  background: linear-gradient(
    90deg,
    var(--bg-input) 0%,
    var(--bg-hover) 50%,
    var(--bg-input) 100%
  );
  background-size: 200% 100%;
  animation: billingSkeletonShimmer 1.2s ease-in-out infinite;
}

.billing-skeleton--section {
  height: 120px;
}

@keyframes billingSkeletonShimmer {
  0% { background-position: 100% 0; }
  100% { background-position: -100% 0; }
}

.billing-content {
  display: flex;
  flex-direction: column;
  gap: 40px;
  width: 100%;
  max-width: min(100%, 1120px);
}

.billing-view-stage {
  position: relative;
  width: 100%;
  max-width: min(100%, 1120px);
  margin: 0 auto;
}

.billing-view-stage:not(.hidden) {
  animation: billingViewIn var(--motion-duration-base) var(--motion-ease-emphasized);
}

.billing-view {
  width: 100%;
  transition:
    opacity var(--motion-duration-base) var(--motion-ease-emphasized),
    transform var(--motion-duration-base) var(--motion-ease-emphasized),
    visibility 0s linear var(--motion-duration-base);
}

.billing-view-stage[data-billing-view="main"] .billing-content {
  position: relative;
  opacity: 1;
  transform: translateY(0);
  visibility: visible;
  pointer-events: auto;
}

.billing-view-stage[data-billing-view="main"] .billing-balance-confirm {
  position: absolute;
  inset: 0;
  width: 100%;
  opacity: 0;
  transform: translateY(12px);
  visibility: hidden;
  pointer-events: none;
}

.billing-view-stage[data-billing-view="confirm"] .billing-content {
  position: absolute;
  inset: 0;
  width: 100%;
  opacity: 0;
  transform: translateY(-10px);
  visibility: hidden;
  pointer-events: none;
}

.billing-view-stage[data-billing-view="confirm"] .billing-balance-confirm {
  position: relative;
  opacity: 1;
  transform: translateY(0);
  visibility: visible;
  pointer-events: auto;
}

@keyframes billingViewIn {
  from {
    opacity: 0;
    transform: translateY(8px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@media (prefers-reduced-motion: reduce) {
  .billing-view-stage:not(.hidden),
  .billing-view,
  .billing-plans-panel:not(.hidden) {
    animation: none !important;
    transition: none !important;
  }
}

.billing-content .settings-card {
  padding: 28px 32px;
}

.billing-section {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.billing-section-header {
  margin: 0;
}

.billing-section-header--nested {
  margin-top: 4px;
}

.billing-section-title {
  margin: 0 0 4px;
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--text);
}

.billing-section-title--sub {
  font-size: 1rem;
}

.billing-section-desc {
  margin: 0;
  font-size: 0.82rem;
  color: var(--text-muted);
  line-height: 1.45;
}

.billing-plan-current-card[data-plan="plus"] {
  border-color: rgba(56, 189, 248, 0.25);
}

.billing-plan-current-card[data-plan="pro"] {
  border-color: rgba(167, 139, 250, 0.35);
}

.billing-plan-current-card[data-plan="max"] {
  border-color: rgba(251, 191, 36, 0.35);
}

.billing-plan-current-card[data-plan="enterprise"] {
  border-color: rgba(148, 163, 184, 0.35);
}

.billing-plan-period {
  margin: 10px 0 0;
  font-size: 0.88rem;
  color: var(--text-muted);
}

.billing-plan-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 24px;
  padding-top: 22px;
  border-top: 1px solid var(--border);
}

.billing-plans-panel {
  margin-top: 4px;
}

.billing-prepaid-balance-card {
  background: linear-gradient(135deg, var(--nexgate-brand-muted) 0%, var(--bg-input) 60%);
}

.billing-prepaid-balance-amount {
  margin: 0;
  font-size: clamp(1.75rem, 3.5vw, 2.5rem);
  font-weight: 700;
  color: var(--text);
  letter-spacing: 0.02em;
  line-height: 1.15;
}

.billing-prepaid-action-card .billing-prepaid-action-header {
  margin-bottom: 14px;
}

.billing-prepaid-action-title {
  margin: 0 0 4px;
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--text);
}

.billing-prepaid-action-desc {
  margin: 0;
  font-size: 0.82rem;
  color: var(--text-muted);
  line-height: 1.45;
}

.billing-section .settings-card + .settings-card {
  margin-top: 0;
}

.billing-expires-line {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 8px;
  margin: 14px 0 0;
  font-size: 0.88rem;
  color: var(--text-muted);
}

.billing-expires-label {
  font-size: 0.8rem;
}

.billing-expires-line strong {
  color: var(--text);
  font-weight: 600;
}

.billing-plan-current-card .billing-plan-card-head {
  margin-bottom: 0;
}

.billing-plan-current-card .billing-plan-note {
  margin-top: 12px;
}

.billing-topup-form {
  max-width: none;
  gap: 16px;
}

.billing-topup-presets {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 10px;
}

.billing-preset-btn {
  padding: 10px 8px;
  font-size: 0.88rem;
  font-weight: 500;
  border-radius: 10px;
  border: 1px solid var(--border);
  background: var(--card-bg);
  color: var(--text);
  cursor: pointer;
  transition: border-color 0.15s, background 0.15s, box-shadow 0.15s;
}

.billing-preset-btn:hover {
  border-color: var(--accent);
  background: var(--bg-hover);
}

.billing-preset-btn.is-active {
  border-color: var(--accent);
  background: var(--nexgate-brand-muted);
  box-shadow: 0 0 0 1px var(--nexgate-brand-ring);
}

.billing-amount-field {
  margin: 0;
}

.billing-amount-input-wrap {
  display: flex;
  align-items: stretch;
}

.billing-amount-prefix {
  display: flex;
  align-items: center;
  padding: 0 12px;
  font-size: 1rem;
  font-weight: 600;
  color: var(--text-muted);
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-right: none;
  border-radius: 8px 0 0 8px;
}

.billing-amount-input-wrap input {
  border-radius: 0 8px 8px 0;
  flex: 1;
}

.paypal-button-container {
  min-height: 48px;
  margin-top: 4px;
  padding: 10px 12px;
  border: 1px solid #d1d5db;
  border-radius: 10px;
  background: #ffffff;
  color: #111827;
  color-scheme: light only;
  filter: none;
  opacity: 1;
  isolation: isolate;
}

.paypal-button-container iframe,
.paypal-button-container > div {
  color-scheme: light only;
  filter: none;
  opacity: 1;
}

.billing-paypal-note {
  margin: 8px 0 0;
  font-size: 0.85rem;
  color: var(--text-muted);
  line-height: 1.5;
}

.billing-coupon-form {
  max-width: none;
  gap: 12px;
}

.billing-coupon-input-row {
  display: flex;
  gap: 10px;
  align-items: stretch;
}

.billing-coupon-input-row input {
  flex: 1;
  min-width: 0;
}

.billing-coupon-submit {
  flex-shrink: 0;
  white-space: nowrap;
}

.billing-disabled-notice {
  margin-bottom: 10px;
}

.admin-paypal-status {
  margin: 0 0 16px;
  padding: 10px 14px;
  border-radius: 8px;
  font-size: 0.9rem;
}

.admin-paypal-status.success {
  color: #22c55e;
  background: rgba(34, 197, 94, 0.1);
}

.admin-paypal-status.error {
  color: #ef4444;
  background: rgba(239, 68, 68, 0.08);
}

.admin-google-oauth-help {
  margin: 0 0 20px;
  font-size: 0.9rem;
  line-height: 1.55;
}

.admin-google-oauth-help ol {
  margin: 8px 0 0;
  padding-left: 1.25rem;
}

.admin-google-redirect-field {
  margin-bottom: 20px;
}

.admin-google-redirect-row {
  display: flex;
  gap: 8px;
  align-items: stretch;
}

.admin-google-redirect-input {
  flex: 1;
  font-family: ui-monospace, monospace;
  font-size: 0.85rem;
}

.admin-google-redirect-row .settings-btn {
  flex-shrink: 0;
}

.billing-body {
  flex: 1;
  width: 100%;
  max-width: none;
  overflow: visible;
  padding: 28px 48px 56px 40px;
}

.billing-error {
  margin-top: 12px;
  font-size: 0.9rem;
  color: #ef4444;
}

.billing-plan-card-head {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 12px;
  flex-wrap: wrap;
}

.billing-plan-badge {
  font-size: 1.25rem;
  font-weight: 700;
  letter-spacing: 0.04em;
}

.billing-plan-card[data-plan="free"] .billing-plan-badge,
.billing-plan-badge[data-plan="free"] {
  color: #9ca3af;
}

.billing-plan-card[data-plan="plus"] .billing-plan-badge,
.billing-plan-badge[data-plan="plus"] {
  color: #38bdf8;
}

.billing-plan-card[data-plan="pro"] .billing-plan-badge,
.billing-plan-badge[data-plan="pro"] {
  color: #a78bfa;
}

.billing-plan-card[data-plan="max"] .billing-plan-badge,
.billing-plan-badge[data-plan="max"] {
  color: #fbbf24;
}

.billing-plan-card[data-plan="enterprise"] .billing-plan-badge,
.billing-plan-badge[data-plan="enterprise"] {
  color: #94a3b8;
}

.billing-plan-price {
  font-size: 0.95rem;
  color: var(--text-muted);
}

.billing-plan-note {
  margin: 0;
  font-size: 0.78rem;
  color: var(--text-muted);
  line-height: 1.45;
}

.billing-usage-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 20px 24px;
}

.billing-usage-stat {
  padding: 22px 26px;
  background: var(--bg-input);
  border: 1px solid var(--border);
  border-radius: 14px;
}

.billing-usage-stat-head {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 12px;
  margin-bottom: 12px;
}

.billing-usage-stat-name {
  font-size: 0.9rem;
  font-weight: 500;
}

.billing-usage-value {
  font-size: 0.8rem;
  color: var(--text-secondary);
  white-space: nowrap;
}

.billing-usage-percent {
  display: block;
  margin-top: 8px;
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--text-secondary);
}

.billing-usage-percent.is-warning {
  color: #f59e0b;
}

.billing-usage-percent.is-danger {
  color: #ef4444;
}

.billing-usage-progress-foot {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 12px;
  margin-top: 8px;
}

.billing-usage-progress-foot .billing-usage-percent {
  margin-top: 0;
}

.billing-usage-reset-note {
  font-size: 0.78rem;
  font-weight: 500;
  color: var(--text-secondary);
  text-align: right;
  white-space: nowrap;
}

.billing-usage-reset-note.hidden {
  display: none;
}

.billing-progress {
  height: 8px;
  background: var(--bg-primary);
  border-radius: 999px;
  overflow: hidden;
}

.billing-progress-bar {
  height: 100%;
  background: linear-gradient(90deg, #38bdf8, #818cf8);
  border-radius: 999px;
  transition: width 0.35s ease;
}

.billing-usage-stat--single {
  max-width: 100%;
}

.billing-usage-over-note {
  margin-top: 10px;
  font-size: 0.78rem;
  font-weight: 600;
  color: #ef4444;
}

.billing-progress-bar.is-normal {
  background: linear-gradient(90deg, #34d399, #22c55e);
}

.billing-progress-bar.is-over-limit {
  background: linear-gradient(90deg, #f87171, #dc2626);
  box-shadow: 0 0 0 1px rgba(239, 68, 68, 0.35);
}

.billing-progress-bar.is-warning {
  background: linear-gradient(90deg, #fbbf24, #f59e0b);
}

.billing-progress-bar.is-danger {
  background: linear-gradient(90deg, #f87171, #ef4444);
}

.billing-plans-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
  gap: 18px 20px;
}

.billing-plan-option {
  position: relative;
  display: flex;
  flex-direction: column;
  min-height: 100%;
  background: var(--card-bg);
  color: var(--text);
  border: 1px solid var(--border);
  border-radius: 14px;
  overflow: hidden;
  transition: border-color 0.2s, transform 0.2s;
}

.billing-plan-option.is-clickable {
  cursor: pointer;
}

.billing-plan-option-link {
  display: flex;
  flex: 1;
  flex-direction: column;
  min-height: 100%;
  color: inherit;
  text-decoration: none;
}

.billing-plan-option.is-clickable:hover {
  border-color: rgba(56, 189, 248, 0.35);
  transform: translateY(-2px);
}

.billing-plan-option.is-disabled {
  cursor: default;
  opacity: 0.72;
}

.billing-plan-option.is-disabled:hover {
  transform: none;
}

.billing-plan-option.is-current {
  border-color: rgba(56, 189, 248, 0.45);
  box-shadow: 0 4px 24px rgba(56, 189, 248, 0.08);
}

.billing-plan-option.is-upgrade-spotlight {
  border-color: rgba(56, 189, 248, 0.75);
  box-shadow: 0 0 0 2px rgba(56, 189, 248, 0.35);
}

.billing-plan-option-accent {
  height: 4px;
  background: linear-gradient(90deg, #38bdf8, #818cf8);
}

.billing-plan-option[data-plan="free"] .billing-plan-option-accent {
  background: linear-gradient(90deg, #9ca3af, #6b7280);
}

.billing-plan-option[data-plan="plus"] .billing-plan-option-accent {
  background: linear-gradient(90deg, #38bdf8, #0ea5e9);
}

.billing-plan-option[data-plan="pro"] .billing-plan-option-accent {
  background: linear-gradient(90deg, #a78bfa, #c084fc);
}

.billing-plan-option[data-plan="pro_plus"] .billing-plan-option-accent {
  background: linear-gradient(90deg, #818cf8, #a78bfa);
}

.billing-plan-option[data-plan="max"] .billing-plan-option-accent {
  background: linear-gradient(90deg, #fbbf24, #f59e0b);
}

.billing-plan-option[data-plan="enterprise"] .billing-plan-option-accent {
  background: linear-gradient(90deg, #94a3b8, #64748b);
}

.billing-plan-option-body {
  padding: 16px 18px 18px;
  flex: 1;
  display: flex;
  flex-direction: column;
  color: var(--text);
}

.billing-plan-option-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  margin-bottom: 6px;
}

.billing-plan-option-name {
  font-size: 1.05rem;
  font-weight: 700;
  letter-spacing: 0.03em;
}

.billing-plan-option[data-plan="free"] .billing-plan-option-name { color: #9ca3af; }
.billing-plan-option[data-plan="plus"] .billing-plan-option-name { color: #38bdf8; }
.billing-plan-option[data-plan="pro"] .billing-plan-option-name { color: #a78bfa; }
.billing-plan-option[data-plan="pro_plus"] .billing-plan-option-name { color: #818cf8; }
.billing-plan-option[data-plan="max"] .billing-plan-option-name { color: #fbbf24; }
.billing-plan-option[data-plan="enterprise"] .billing-plan-option-name { color: #94a3b8; }

.billing-plan-option-price {
  margin: 0 0 14px;
  font-size: 0.9rem;
  color: var(--text-muted);
}

.billing-plan-desc,
.billing-plan-option-desc {
  margin: -8px 0 12px;
  font-size: 0.78rem;
  line-height: 1.45;
  color: var(--text-muted);
  white-space: pre-wrap;
}

.billing-plan-desc {
  margin: 0 0 10px;
}

.billing-plan-option-limits {
  margin: 0;
  padding: 0;
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 8px;
  font-size: 0.8rem;
  margin-top: auto;
}

.billing-plan-option-limits li {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  padding-top: 8px;
  border-top: 1px solid var(--border);
}

.billing-plan-option-limits li:first-child {
  border-top: none;
  padding-top: 0;
}

.billing-plan-limit-label {
  color: var(--text-muted);
}

.billing-plan-option-limits li span:not(.billing-plan-limit-label) {
  color: var(--text);
}

.billing-plan-option-status {
  margin: 12px 0 0;
  font-size: 0.75rem;
  color: var(--text-muted);
}

.billing-plan-option-status--action {
  color: var(--billing-paypal-action, #38bdf8);
  font-weight: 600;
}

.billing-plan-option-actions .settings-btn--secondary {
  color: var(--text);
}

.billing-plan-option-actions {
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin-top: 12px;
}

.billing-plan-balance-btn {
  width: 100%;
  font-size: 0.8rem;
}

.billing-plan-balance-btn:disabled {
  opacity: 0.55;
  cursor: not-allowed;
}

.billing-plan-balance-hint {
  margin: 0;
  font-size: 0.72rem;
  color: #f87171;
}

.billing-balance-confirm {
  max-width: 560px;
  margin: 0 auto;
  padding: 8px 0 32px;
}

.billing-balance-confirm-header {
  margin-bottom: 16px;
}

.billing-balance-confirm-back {
  margin-bottom: 12px;
}

.billing-balance-confirm-summary {
  margin: 0 0 20px;
  padding: 0;
}

.billing-balance-confirm-row {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 16px;
  padding: 12px 0;
  border-bottom: 1px solid var(--border);
}

.billing-balance-confirm-row:first-child {
  padding-top: 0;
}

.billing-balance-confirm-row:last-child {
  border-bottom: none;
  padding-bottom: 0;
}

.billing-balance-confirm-row dt {
  margin: 0;
  font-size: 0.82rem;
  color: var(--text-secondary);
}

.billing-balance-confirm-row dd {
  margin: 0;
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--text-primary);
  text-align: right;
}

.billing-balance-confirm-row--emphasis dd {
  color: var(--accent);
}

.billing-balance-confirm-actions {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.billing-balance-confirm-coupon {
  margin-bottom: 18px;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.billing-balance-coupon-toggle {
  width: 100%;
}

.billing-balance-coupon-row {
  display: flex;
  gap: 8px;
  align-items: stretch;
}

.billing-balance-coupon-input {
  flex: 1;
  min-width: 0;
  padding: 10px 12px;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: var(--bg-primary);
  color: var(--text-primary);
  font-size: 0.9rem;
}

.billing-balance-coupon-applied {
  margin: 0;
  font-size: 0.82rem;
  color: var(--accent);
}

.billing-balance-confirm-row--discount dd {
  color: #34d399;
}

.billing-balance-confirm-actions .settings-btn--primary {
  width: 100%;
}

.billing-plan-current-tag {
  flex-shrink: 0;
  padding: 3px 9px;
  font-size: 0.65rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  color: #38bdf8;
  background: rgba(56, 189, 248, 0.14);
  border-radius: 999px;
}

@media (min-width: 901px) {
  .billing-section:first-child:has(.billing-plans-panel:not(.hidden)) {
    display: grid;
    grid-template-columns: minmax(280px, 380px) minmax(0, 1fr);
    column-gap: 28px;
    row-gap: 16px;
    align-items: start;
  }

  .billing-section:first-child:has(.billing-plans-panel:not(.hidden)) > .billing-section-header {
    grid-column: 1 / -1;
  }

  .billing-section:first-child:has(.billing-plans-panel:not(.hidden)) .billing-plan-current-card {
    grid-column: 1;
    grid-row: 2;
  }

  .billing-section:first-child:has(.billing-plans-panel:not(.hidden)) .billing-plans-panel:not(.hidden) {
    grid-column: 2;
    grid-row: 2;
    margin-top: 0;
  }

  .billing-section[aria-labelledby="billing-prepaid-heading"] {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    column-gap: 24px;
    row-gap: 20px;
  }

  .billing-section[aria-labelledby="billing-prepaid-heading"] > .billing-section-header,
  .billing-section[aria-labelledby="billing-prepaid-heading"] > .billing-prepaid-balance-card {
    grid-column: 1 / -1;
  }
}

@media (max-width: 900px) {
  .billing-topup-presets {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

.billing-content .settings-card {
  color: var(--text);
}

.billing-plan-current-card,
.billing-prepaid-action-card {
  background: var(--card-bg);
}

[data-theme="dark"] .billing-main,
[data-theme="midnight"] .billing-main {
  --billing-paypal-action: #7dd3fc;
}

[data-theme="midnight"] .billing-main {
  --text-muted: rgba(255, 255, 255, 0.62);
  --card-bg: var(--bg-hover);
}

.nex-celebrate-canvas {
  position: fixed;
  inset: 0;
  z-index: 9999;
  pointer-events: none;
}

.nex-toast-stack {
  position: fixed;
  top: 16px;
  right: 16px;
  z-index: 10000;
  display: flex;
  flex-direction: column;
  gap: 10px;
  max-width: min(420px, calc(100vw - 32px));
  pointer-events: none;
}

.nex-toast {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  padding: 12px 14px;
  border-radius: 10px;
  border: 1px solid var(--border);
  background: var(--bg-secondary);
  color: var(--text-primary);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.28);
  pointer-events: auto;
  animation: nexToastIn 0.22s ease-out;
}

.nex-toast--leaving {
  animation: nexToastOut 0.2s ease-in forwards;
}

.nex-toast--error {
  border-color: #ef4444;
}

.nex-toast--success {
  border-color: var(--accent);
}

.nex-toast--info {
  border-color: var(--border);
}

.nex-toast-text {
  flex: 1;
  font-size: 0.9rem;
  line-height: 1.45;
  margin: 0;
}

.nex-toast--error .nex-toast-text {
  color: #ef4444;
}

.nex-toast--success .nex-toast-text {
  color: var(--accent);
}

.nex-toast-dismiss {
  flex-shrink: 0;
  border: none;
  background: transparent;
  color: var(--text-secondary);
  font-size: 1.1rem;
  line-height: 1;
  cursor: pointer;
  padding: 2px 4px;
  border-radius: 4px;
}

.nex-toast-dismiss:hover {
  color: var(--text-primary);
  background: var(--bg-hover);
}

.nex-confirm-overlay {
  position: fixed;
  inset: 0;
  z-index: 10001;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
  background: rgba(0, 0, 0, 0.55);
}

.nex-confirm-overlay.hidden {
  display: none;
}

body.nex-confirm-open {
  overflow: hidden;
}

.nex-confirm-dialog {
  width: min(440px, 100%);
  padding: 20px 22px;
  border-radius: 12px;
  border: 1px solid var(--border);
  background: var(--bg-primary);
  color: var(--text-primary);
  box-shadow: 0 12px 40px rgba(0, 0, 0, 0.35);
}

.nex-confirm-title {
  font-size: 1rem;
  font-weight: 600;
  margin-bottom: 10px;
}

.nex-confirm-message {
  font-size: 0.92rem;
  line-height: 1.5;
  color: var(--text-secondary);
  margin-bottom: 18px;
}

.nex-confirm-actions {
  display: flex;
  justify-content: flex-end;
  gap: 10px;
}

.nex-confirm-btn {
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 8px 16px;
  font-size: 0.9rem;
  cursor: pointer;
  background: var(--bg-input);
  color: var(--text-primary);
}

.nex-confirm-btn:hover {
  background: var(--bg-hover);
}

.nex-confirm-btn--confirm {
  background: var(--accent);
  border-color: var(--accent);
  color: var(--accent-fg, #fff);
}

.nex-confirm-btn--confirm:hover {
  filter: brightness(1.08);
}

.nex-confirm-btn--confirm.nex-confirm-btn--danger {
  background: #dc2626;
  border-color: #dc2626;
}

/* ── Report Overlay ──────────────────────────────────────── */

.report-overlay {
  position: fixed;
  inset: 0;
  z-index: 10002;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
}

.report-overlay-backdrop {
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, 0.55);
}

body.report-open {
  overflow: hidden;
}

.report-dialog {
  position: relative;
  width: min(480px, 100%);
  max-height: 90vh;
  display: flex;
  flex-direction: column;
  border-radius: 14px;
  border: 1px solid var(--border);
  background: var(--bg-primary);
  color: var(--text-primary);
  box-shadow: 0 12px 48px rgba(0, 0, 0, 0.4);
  overflow: hidden;
}

.report-dialog-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 18px 22px 0 22px;
}

.report-dialog-title {
  font-size: 1.05rem;
  font-weight: 600;
  margin: 0;
}

.report-dialog-close {
  background: none;
  border: none;
  font-size: 1.5rem;
  color: var(--text-secondary);
  cursor: pointer;
  padding: 0 2px;
  line-height: 1;
}

.report-dialog-close:hover {
  color: var(--text-primary);
}

.report-dialog-body {
  padding: 14px 22px 10px 22px;
  overflow-y: auto;
}

.report-label {
  display: block;
  font-size: 0.92rem;
  font-weight: 500;
  margin-bottom: 8px;
  color: var(--text-primary);
}

.report-textarea {
  display: block;
  width: 100%;
  box-sizing: border-box;
  padding: 10px 12px;
  border-radius: 8px;
  border: 1px solid var(--border);
  background: var(--bg-input);
  color: var(--text-primary);
  font-size: 0.9rem;
  font-family: inherit;
  line-height: 1.5;
  resize: vertical;
  min-height: 100px;
}

.report-textarea:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 2px color-mix(in srgb, var(--accent) 25%, transparent);
}

.report-hint {
  margin: 8px 0 0 0;
  font-size: 0.8rem;
  color: var(--text-tertiary);
}

.report-dialog-footer {
  display: flex;
  justify-content: flex-end;
  gap: 10px;
  padding: 12px 22px 18px 22px;
}

.report-cancel-btn,
.report-submit-btn {
  border-radius: 8px;
  padding: 9px 18px;
  font-size: 0.9rem;
  font-weight: 500;
  cursor: pointer;
  transition: background 0.15s, opacity 0.15s;
}

.report-cancel-btn {
  background: var(--bg-input);
  border: 1px solid var(--border);
  color: var(--text-secondary);
}

.report-cancel-btn:hover {
  background: var(--bg-hover);
}

.report-submit-btn {
  background: var(--accent);
  border: 1px solid var(--accent);
  color: var(--accent-fg, #fff);
}

.report-submit-btn:hover:not(:disabled) {
  filter: brightness(1.08);
}

.report-submit-btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

@keyframes nexToastIn {
  from {
    opacity: 0;
    transform: translateY(-8px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes nexToastOut {
  from {
    opacity: 1;
    transform: translateY(0);
  }
  to {
    opacity: 0;
    transform: translateY(-6px);
  }
}

.memory-settings-toolbar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px;
  margin-bottom: 16px;
}

.memory-settings-summary {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 16px;
}

.memory-settings-summary-chip {
  font-size: 0.78rem;
  padding: 4px 10px;
  border-radius: 999px;
  background: var(--bg-hover);
  color: var(--text-secondary);
}

.memory-settings-section {
  list-style: none;
  margin: 0;
  padding: 0;
}

.memory-settings-section-title {
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--text-secondary);
  margin: 0 0 10px;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.memory-settings-section-list {
  list-style: none;
  margin: 0 0 20px;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.memory-settings-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.memory-settings-item {
  padding: 14px 16px;
  border: 1px solid var(--border);
  border-radius: 10px;
  background: var(--bg-input);
}

.memory-settings-item-head {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  margin-bottom: 6px;
}

.memory-settings-item-title {
  font-weight: 600;
  color: var(--text-primary);
}

.memory-settings-item-badge {
  font-size: 0.75rem;
  padding: 2px 8px;
  border-radius: 999px;
  background: var(--bg-hover);
  color: var(--text-secondary);
}

.memory-settings-item-badge--source {
  background: var(--nexgate-brand-muted);
  color: var(--accent);
}

.memory-settings-item-body {
  margin: 0 0 12px;
  font-size: 0.88rem;
  color: var(--text-secondary);
  white-space: pre-wrap;
  word-break: break-word;
}

.memory-settings-item-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.settings-panel--agents {
  max-width: 1120px;
}

.custom-agents-screen.hidden {
  display: none !important;
}

.custom-agents-editor-header .settings-back {
  display: inline-block;
  margin-bottom: 12px;
  padding: 0;
  border: none;
  background: transparent;
  color: var(--accent);
  font-size: 0.9rem;
  cursor: pointer;
}

.custom-agents-editor-header .settings-back:hover {
  text-decoration: underline;
}

.custom-agents-editor-subheading {
  margin: 4px 0 0;
  font-size: 0.9rem;
  color: var(--text-secondary);
}

.custom-agents-list-toolbar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px;
  margin-bottom: 12px;
}

.custom-agents-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.custom-agents-list-item {
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: 12px 14px;
  border: 1px solid var(--border);
  border-radius: 10px;
  background: var(--bg-primary);
}

.custom-agents-list-item-main {
  display: flex;
  flex-direction: column;
  gap: 4px;
  width: 100%;
  padding: 0;
  border: none;
  background: transparent;
  color: inherit;
  text-align: left;
  cursor: pointer;
  border-radius: 6px;
}

.custom-agents-list-item-main:hover {
  color: var(--accent);
}

.custom-agents-list-item-name {
  font-size: 0.95rem;
  font-weight: 600;
}

.custom-agents-list-item-desc {
  font-size: 0.82rem;
  color: var(--text-secondary);
  line-height: 1.4;
}

.custom-agents-list-item-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.custom-agents-editor-card {
  min-height: 420px;
  display: flex;
  flex-direction: column;
}

.custom-agents-editor-top {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 16px;
}

.custom-agents-editor-tabs {
  margin-bottom: 16px;
}

.custom-agents-form {
  flex: 1;
  display: flex;
  flex-direction: column;
  min-height: 0;
}

.custom-agents-tab-panel {
  display: none;
  flex: 1;
  min-height: 0;
}

.custom-agents-tab-panel.active {
  display: block;
}

.custom-agents-tab-desc {
  margin: 0 0 16px;
  font-size: 0.88rem;
  color: var(--text-secondary);
  line-height: 1.45;
}

.custom-agents-meta-list {
  margin: 0;
  padding: 0;
  max-width: 28rem;
}

.custom-agents-meta-row {
  display: grid;
  grid-template-columns: 5.5rem minmax(0, 1fr);
  gap: 8px 12px;
  padding: 10px 0;
  border-bottom: 1px solid var(--border);
  align-items: start;
}

.custom-agents-meta-row:last-child {
  border-bottom: none;
}

.custom-agents-meta-row dt {
  margin: 0;
  padding-top: 2px;
  font-size: 0.78rem;
  font-weight: 500;
  color: var(--text-secondary);
}

.custom-agents-meta-row dd {
  margin: 0;
  min-width: 0;
}

.custom-agents-meta-main {
  display: flex;
  align-items: flex-start;
  gap: 6px;
  min-width: 0;
}

.custom-agents-meta-value {
  flex: 1;
  min-width: 0;
  font-size: 0.9rem;
  line-height: 1.45;
  color: var(--text-primary);
  word-break: break-word;
}

.custom-agents-meta-value--multiline {
  white-space: pre-wrap;
}

.custom-agents-meta-value--mono {
  font-family: ui-monospace, monospace;
  font-size: 0.8rem;
  color: var(--text-secondary);
}

.custom-agents-meta-value--truncate {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.custom-agents-meta-icon-btn {
  flex-shrink: 0;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 24px;
  height: 24px;
  margin-top: 1px;
  padding: 0;
  border: none;
  border-radius: 6px;
  background: transparent;
  color: var(--text-secondary);
  cursor: pointer;
  opacity: 0.55;
  transition: opacity 0.15s ease, color 0.15s ease, background 0.15s ease;
}

.custom-agents-meta-icon-btn:hover {
  opacity: 1;
  color: var(--text-primary);
  background: var(--bg-hover);
}

.custom-agents-meta-editor {
  margin-top: 8px;
}

.custom-agents-meta-editor input,
.custom-agents-meta-editor textarea {
  width: 100%;
  max-width: 100%;
  box-sizing: border-box;
}

.custom-agents-meta-select {
  appearance: none;
  -webkit-appearance: none;
  -moz-appearance: none;
  display: block;
  width: 100%;
  min-width: 10.5rem;
  height: 34px;
  margin: 0;
  padding: 0 30px 0 11px;
  box-sizing: border-box;
  border: 1px solid var(--border);
  border-radius: 8px;
  background-color: var(--bg-primary);
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='14' height='14' viewBox='0 0 24 24' fill='none' stroke='%23b4b4b4' stroke-width='2.2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M6 9l6 6 6-6'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 9px center;
  background-size: 14px;
  color: var(--text-primary);
  font: inherit;
  font-size: 0.84rem;
  font-weight: 500;
  line-height: 1.2;
  cursor: pointer;
  outline: none;
  transition: border-color 0.15s ease, box-shadow 0.15s ease, background-color 0.15s ease;
}

[data-theme="light"] .custom-agents-meta-select {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='14' height='14' viewBox='0 0 24 24' fill='none' stroke='%235d5d5d' stroke-width='2.2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M6 9l6 6 6-6'/%3E%3C/svg%3E");
}

.custom-agents-meta-select:hover:not(:disabled) {
  border-color: color-mix(in srgb, var(--accent) 45%, var(--border));
  background-color: var(--bg-hover);
}

.custom-agents-meta-select:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--accent) 22%, transparent);
}

.custom-agents-meta-select:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

.custom-agents-meta-editor .custom-agents-meta-select {
  max-width: 100%;
}

.custom-agents-favorite-toggle {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 28px;
  height: 28px;
  padding: 0;
  border: none;
  border-radius: 6px;
  background: transparent;
  color: var(--text-secondary);
  cursor: pointer;
  transition: color 0.15s ease, background 0.15s ease;
}

.custom-agents-favorite-toggle:hover {
  background: var(--bg-hover);
  color: var(--text-primary);
}

.custom-agents-favorite-toggle.is-active {
  color: var(--accent);
}

.custom-agents-favorite-icon {
  font-size: 1.15rem;
  line-height: 1;
}

.custom-agents-meta-section {
  margin-top: 20px;
  padding-top: 16px;
  border-top: 1px solid var(--border);
  max-width: 36rem;
}

.custom-agents-meta-section-title {
  margin: 0 0 4px;
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--text-primary);
}

.custom-agents-meta-section-desc {
  margin: 0 0 12px;
  font-size: 0.78rem;
  color: var(--text-secondary);
  line-height: 1.45;
}

.custom-agents-meta-list--nested {
  margin-top: 4px;
}

.custom-agents-meta-row--toggle dt,
.custom-agents-meta-row--select dt {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.custom-agents-meta-hint {
  font-size: 0.72rem;
  font-weight: 400;
  color: var(--text-secondary);
  line-height: 1.35;
}

.custom-agents-meta-row--toggle dd {
  display: flex;
  align-items: flex-start;
  justify-content: flex-end;
  padding-top: 2px;
}

.custom-agents-meta-section .custom-agents-meta-list--nested .custom-agents-meta-row {
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 12px 20px;
  padding: 12px 0;
}

.custom-agents-meta-section .custom-agents-meta-list--nested .custom-agents-meta-row dt {
  padding-top: 4px;
  min-width: 0;
}

.custom-agents-meta-section .custom-agents-meta-list--nested .custom-agents-meta-row dt label,
.custom-agents-meta-section .custom-agents-meta-list--nested .custom-agents-meta-row dt > span:first-child {
  display: block;
  margin: 0 0 4px;
  font-size: 0.84rem;
  font-weight: 600;
  color: var(--text-primary);
}

.custom-agents-meta-section .custom-agents-meta-list--nested .custom-agents-meta-row dt label {
  cursor: default;
}

.custom-agents-meta-row--select dd,
.custom-agents-meta-row--toggle dd {
  display: flex;
  align-items: flex-start;
  justify-content: flex-end;
  padding-top: 2px;
  min-width: 11rem;
}

.custom-agents-meta-row--select dd {
  min-width: 12.5rem;
}

.custom-agents-meta-switch {
  flex-shrink: 0;
}

.custom-agents-list-favorite {
  color: var(--accent);
  margin-right: 4px;
}

.custom-agents-list-item-main {
  display: flex;
  align-items: baseline;
  flex-wrap: wrap;
}

.custom-agents-knowledge-panel {
  max-width: 34rem;
}

.custom-agents-knowledge-editor {
  margin-top: 4px;
}

.custom-agents-knowledge-list {
  list-style: none;
  margin: 0 0 10px;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.custom-agents-knowledge-item {
  position: relative;
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 0;
  background: var(--bg-secondary);
  overflow: hidden;
  box-shadow: 0 1px 0 rgba(0, 0, 0, 0.04);
}

.custom-agents-knowledge-item-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  padding: 8px 12px;
  border-bottom: 1px solid var(--border);
  background: var(--bg-primary);
}

.custom-agents-knowledge-item-index {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 1.4rem;
  height: 1.4rem;
  padding: 0 6px;
  border-radius: 999px;
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.02em;
  color: var(--text-primary);
  border: 1px solid color-mix(in srgb, var(--accent) 35%, var(--border));
  background: color-mix(in srgb, var(--accent) 14%, var(--bg-primary));
}

.custom-agents-k-remove {
  margin: 0;
  padding: 4px 8px;
  border: none;
  border-radius: 6px;
  background: transparent;
  color: var(--text-secondary);
  font-size: 0.75rem;
  font-weight: 500;
  cursor: pointer;
  transition: color 0.15s ease, background 0.15s ease;
}

.custom-agents-k-remove:hover:not(:disabled) {
  color: #e5484d;
  background: rgba(229, 72, 77, 0.08);
}

.custom-agents-k-remove:disabled {
  opacity: 0.45;
  cursor: not-allowed;
}

.custom-agents-knowledge-fields {
  display: flex;
  flex-direction: column;
  gap: 0;
  padding: 12px;
}

.custom-agents-knowledge-row {
  display: grid;
  grid-template-columns: minmax(0, 1.2fr) minmax(0, 1fr);
  gap: 10px;
  margin-bottom: 10px;
}

.custom-agents-knowledge-field {
  min-width: 0;
}

.custom-agents-k-label {
  display: block;
  margin: 0 0 5px;
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--text-primary);
  opacity: 0.72;
}

.custom-agents-k-input,
.custom-agents-k-tags,
.custom-agents-k-textarea {
  display: block;
  width: 100%;
  margin: 0;
  box-sizing: border-box;
  font: inherit;
  color: var(--text-primary);
  background: var(--bg-primary);
  border: 1px solid var(--border);
  outline: none;
  transition: border-color 0.15s ease, box-shadow 0.15s ease, background 0.15s ease;
}

.custom-agents-k-input,
.custom-agents-k-tags {
  height: 34px;
  padding: 0 10px;
  border-radius: 8px;
  font-size: 0.88rem;
  line-height: 1.2;
}

.custom-agents-k-input {
  font-weight: 600;
}

.custom-agents-k-tags {
  font-size: 0.82rem;
  color: var(--text-primary);
  background: color-mix(in srgb, var(--bg-primary) 82%, var(--bg-hover));
}

.custom-agents-k-tags::placeholder {
  color: var(--text-secondary);
  opacity: 0.85;
  font-weight: 400;
}

.custom-agents-k-textarea {
  min-height: 7.5rem;
  padding: 10px 11px;
  border-radius: 10px;
  font-size: 0.84rem;
  line-height: 1.55;
  resize: vertical;
}

.custom-agents-k-input:focus,
.custom-agents-k-tags:focus,
.custom-agents-k-textarea:focus {
  border-color: var(--nexgate-brand-ring);
  box-shadow: 0 0 0 3px var(--nexgate-brand-muted-strong);
  background: var(--bg-primary);
}

.custom-agents-k-input:read-only,
.custom-agents-k-tags:read-only,
.custom-agents-k-textarea:read-only {
  opacity: 0.82;
  cursor: default;
  box-shadow: none;
}

.custom-agents-knowledge-empty {
  margin: 0 0 10px;
  padding: 14px 12px;
  border: 1px dashed var(--border);
  border-radius: 10px;
  font-size: 0.82rem;
  text-align: center;
  color: var(--text-primary);
  opacity: 0.72;
  background: color-mix(in srgb, var(--bg-secondary) 90%, transparent);
}

.custom-agents-k-add {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  margin: 0;
  padding: 8px 14px;
  border: 1px dashed color-mix(in srgb, var(--accent) 50%, var(--border));
  border-radius: 10px;
  background: transparent;
  color: var(--text-primary);
  font-size: 0.82rem;
  font-weight: 600;
  cursor: pointer;
  transition: border-color 0.15s ease, background 0.15s ease, color 0.15s ease;
}

.custom-agents-k-add::before {
  content: "+";
  font-size: 1rem;
  line-height: 1;
  font-weight: 500;
  color: var(--accent);
}

.custom-agents-k-add:hover:not(:disabled) {
  border-style: solid;
  border-color: var(--accent);
  background: color-mix(in srgb, var(--accent) 12%, var(--bg-secondary));
  color: var(--text-primary);
}

.custom-agents-k-add:disabled {
  opacity: 0.45;
  cursor: not-allowed;
}

@media (max-width: 560px) {
  .custom-agents-knowledge-row {
    grid-template-columns: 1fr;
  }
}

.custom-agents-editor-footer {
  display: flex;
  justify-content: flex-end;
  gap: 10px;
  margin-top: 20px;
  padding-top: 16px;
  border-top: 1px solid var(--border);
}

.memory-settings-dialog {
  max-width: 480px;
  width: calc(100% - 32px);
  padding: 0;
  border: 1px solid var(--border);
  border-radius: 12px;
  background: var(--bg-secondary);
  color: var(--text-primary);
}

.memory-settings-dialog::backdrop {
  background: rgba(0, 0, 0, 0.45);
}

.memory-settings-form {
  padding: 20px 22px 18px;
}

.memory-settings-dialog-title {
  margin: 0 0 16px;
  font-size: 1.1rem;
}

.memory-settings-dialog-actions {
  display: flex;
  justify-content: flex-end;
  gap: 10px;
  margin-top: 8px;
}

.sidebar-ask-expert-panel {
  display: flex;
  flex-direction: column;
  flex: 1;
  min-height: 0;
  padding: 0 12px 12px;
}

.ask-expert-history .history-item {
  width: 100%;
}

.ask-expert-history-empty {
  margin: 12px 4px 0;
  font-size: 0.82rem;
  color: var(--text-secondary);
  line-height: 1.5;
}

.ask-expert-main {
  display: flex;
  flex-direction: column;
  min-height: 0;
  height: 100%;
}

.ask-expert-header-inner {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
}

.ask-expert-header-text {
  flex: 1;
  min-width: 0;
}

.ask-expert-header-actions {
  display: flex;
  gap: 8px;
  align-items: center;
}

.ask-expert-welcome {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 12px;
  padding: 32px 24px;
  text-align: center;
}

.ask-expert-welcome h2 {
  margin: 0;
  font-size: 1.35rem;
}

.ask-expert-welcome p {
  margin: 0;
  color: var(--text-secondary);
  max-width: 36rem;
}

.ask-expert-editor {
  flex: 1;
  min-height: 0;
  overflow: auto;
  padding: 0 24px 24px;
}

.ask-expert-form {
  max-width: 720px;
}

.ask-expert-header-bar {
  flex-shrink: 0;
}

.ask-expert-page-title {
  font-size: 1rem;
  margin: 0;
}

.ask-expert-conversation {
  flex: 1;
  min-height: 0;
  display: flex;
  flex-direction: column;
}

.ask-expert-conversation .chat-area {
  flex: 1;
  min-height: 0;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
}

.ask-expert-compose-hint {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 12px;
  padding: 32px 24px;
  text-align: center;
}

.ask-expert-compose-hint h2 {
  margin: 0;
  font-size: 1.35rem;
}

.ask-expert-compose-hint p {
  margin: 0;
  color: var(--text-secondary);
  max-width: 36rem;
}

.ask-expert-tools-note {
  margin: 0 0 8px;
  font-size: 0.8rem;
  color: var(--text-secondary);
}

#askExpertMsg {
  padding: 0 16px 12px;
}

#askExpertMessages .message-content.is-content-empty {
  display: none;
}

.expert-crawl-card-host {
  width: 100%;
  margin-bottom: 12px;
}

.expert-crawl-card {
  width: 100%;
  border: 1px solid var(--border-subtle, rgba(128, 128, 128, 0.25));
  border-radius: 14px;
  background: var(--surface-elevated, rgba(128, 128, 128, 0.06));
  overflow: hidden;
  animation: expertCrawlCardIn 0.45s ease;
}

@keyframes expertCrawlCardIn {
  from {
    opacity: 0;
    transform: translateY(8px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.expert-crawl-card.is-active {
  border-color: color-mix(in srgb, var(--accent, #4f8cff) 45%, transparent);
  box-shadow: 0 0 0 1px color-mix(in srgb, var(--accent, #4f8cff) 18%, transparent);
}

.expert-crawl-card.is-complete {
  border-color: color-mix(in srgb, #3ecf8e 40%, transparent);
}

.expert-crawl-card.is-error {
  border-color: color-mix(in srgb, #ff6b6b 45%, transparent);
}

.expert-crawl-toggle {
  display: flex;
  align-items: center;
  gap: 10px;
  width: 100%;
  padding: 12px 14px;
  border: none;
  background: transparent;
  color: inherit;
  cursor: pointer;
  text-align: left;
  font: inherit;
}

.expert-crawl-pulse {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--accent, #4f8cff);
  flex-shrink: 0;
}

.expert-crawl-card.is-active .expert-crawl-pulse {
  animation: expertCrawlPulse 1.2s ease-in-out infinite;
}

.expert-crawl-card.is-complete .expert-crawl-pulse {
  background: #3ecf8e;
  animation: none;
}

@keyframes expertCrawlPulse {
  0%,
  100% {
    opacity: 0.45;
    transform: scale(0.85);
  }
  50% {
    opacity: 1;
    transform: scale(1.1);
  }
}

.expert-crawl-title {
  font-size: 0.92rem;
  font-weight: 600;
  flex-shrink: 0;
}

.expert-crawl-summary {
  flex: 1;
  min-width: 0;
  font-size: 0.78rem;
  color: var(--text-secondary);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.expert-crawl-chevron {
  flex-shrink: 0;
  color: var(--text-secondary);
  transition: transform 0.25s ease;
}

.expert-crawl-card.is-collapsed .expert-crawl-chevron {
  transform: rotate(-90deg);
}

.expert-crawl-body {
  padding: 0 14px 14px;
  max-height: 420px;
  overflow: auto;
  transition: max-height 0.3s ease, opacity 0.2s ease;
}

.expert-crawl-card.is-collapsed .expert-crawl-body {
  max-height: 0;
  opacity: 0;
  padding-bottom: 0;
  overflow: hidden;
}

.expert-crawl-site-card {
  border-radius: 12px;
  background: var(--surface-base, rgba(0, 0, 0, 0.12));
  padding: 12px;
}

.expert-crawl-site-head {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  margin-bottom: 10px;
}

.expert-crawl-site-icon {
  font-size: 1.1rem;
  line-height: 1;
}

.expert-crawl-site-meta {
  flex: 1;
  min-width: 0;
}

.expert-crawl-site-host {
  font-weight: 700;
  font-size: 0.95rem;
}

.expert-crawl-site-timing {
  font-size: 0.76rem;
  color: var(--text-secondary);
  margin-top: 2px;
  word-break: break-all;
}

.expert-crawl-phase-badge {
  font-size: 0.72rem;
  font-weight: 600;
  padding: 4px 8px;
  border-radius: 999px;
  background: color-mix(in srgb, var(--accent, #4f8cff) 16%, transparent);
  color: var(--accent, #4f8cff);
  white-space: nowrap;
}

.expert-crawl-page-tree {
  list-style: none;
  margin: 0;
  padding: 0 0 0 12px;
  border-left: 2px solid color-mix(in srgb, var(--accent, #4f8cff) 25%, transparent);
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.expert-crawl-page-item {
  --crawl-depth: 0;
  margin-left: calc(var(--crawl-depth) * 14px);
  animation: expertCrawlPageIn 0.35s ease both;
  position: relative;
}

@keyframes expertCrawlPageIn {
  from {
    opacity: 0;
    transform: translateX(-6px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

.expert-crawl-page-item.is-active .expert-crawl-page-dot {
  animation: expertCrawlPulse 1s ease-in-out infinite;
}

.expert-crawl-page-head {
  display: flex;
  gap: 8px;
  align-items: flex-start;
}

.expert-crawl-page-rail {
  position: absolute;
  left: calc(var(--crawl-depth) * -14px + 4px);
  top: 0;
  bottom: 0;
  width: 2px;
  border-radius: 2px;
  background: color-mix(in srgb, var(--accent, #4f8cff) 18%, transparent);
  opacity: calc(0.35 + min(var(--crawl-depth), 3) * 0.12);
}

.expert-crawl-page-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  margin-top: 6px;
  background: var(--text-secondary);
  flex-shrink: 0;
}

.expert-crawl-page-item.status-ok .expert-crawl-page-dot,
.expert-crawl-page-item.status-summarized .expert-crawl-page-dot {
  background: #3ecf8e;
}

.expert-crawl-page-item.status-fetching .expert-crawl-page-dot {
  background: var(--accent, #4f8cff);
}

.expert-crawl-page-item.status-error .expert-crawl-page-dot,
.expert-crawl-page-item.status-excluded .expert-crawl-page-dot {
  background: #ff8f6b;
}

.expert-crawl-page-main {
  flex: 1;
  min-width: 0;
}

.expert-crawl-page-title {
  font-size: 0.86rem;
  font-weight: 600;
}

.expert-crawl-page-path {
  font-size: 0.74rem;
  color: var(--text-secondary);
  word-break: break-all;
}

.expert-crawl-page-side {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 2px;
  flex-shrink: 0;
}

.expert-crawl-page-status {
  font-size: 0.72rem;
  color: var(--text-secondary);
}

.expert-crawl-page-time {
  font-size: 0.72rem;
  font-weight: 600;
  color: var(--accent, #4f8cff);
}

.expert-crawl-preview {
  margin-top: 8px;
  margin-left: calc(16px + var(--crawl-depth) * 4px);
  padding: 8px 10px;
  border-radius: 8px;
  font-size: 0.76rem;
  line-height: 1.45;
  color: var(--text-secondary);
}

.expert-crawl-preview--text {
  background: color-mix(in srgb, var(--accent, #4f8cff) 8%, transparent);
}

.expert-crawl-preview--summary {
  background: color-mix(in srgb, #3ecf8e 10%, transparent);
}

.expert-crawl-preview-label {
  display: block;
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.03em;
  text-transform: uppercase;
  margin-bottom: 4px;
  color: var(--text-secondary);
}

.project-sidebar-nav {
  flex: 1;
  min-height: 0;
  overflow-y: auto;
  padding-right: 2px;
  scrollbar-width: none;
}

.project-sidebar-nav::-webkit-scrollbar {
  display: none;
}

.project-sidebar-section {
  margin-bottom: 14px;
}

.project-sidebar-category {
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--text-secondary);
  padding: 0 10px 8px;
}

.project-sidebar-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.project-sidebar-empty {
  padding: 8px 12px;
  font-size: 0.78rem;
  color: var(--text-secondary);
  opacity: 0.75;
}

.project-pane-header {
  max-width: 960px;
  width: 100%;
  margin: 0 auto;
  padding: 24px 16px 8px;
}

.project-pane-title {
  margin: 0;
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--text-primary);
}

.project-pane-body {
  max-width: 960px;
  width: 100%;
  margin: 0 auto;
  padding: 8px 16px 100px;
}

.project-pane-empty {
  max-width: 960px;
  width: 100%;
  margin: 0 auto;
  padding: 24px 16px;
  color: var(--text-secondary);
  font-size: 0.92rem;
}

.project-stats-list {
  list-style: none;
  max-width: 960px;
  width: 100%;
  margin: 0 auto;
  padding: 16px 16px 100px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

#projectsStatsArea.project-stats-area,
#projectsWorkerArea,
#projectsArchiveArea {
  flex: 1 1 0;
  min-height: 0;
  overflow-y: auto;
  overflow-x: hidden;
}

.project-stats-shell {
  display: flex;
  flex: 1 1 0;
  min-height: 0;
  width: 100%;
  max-width: 1120px;
  margin: 0 auto;
  gap: 0;
}

.project-stats-nav {
  flex: 0 0 200px;
  min-height: 0;
  overflow-y: auto;
  padding: 8px 8px 24px 16px;
  border-right: 1px solid var(--border);
}

.project-stats-nav-item {
  display: block;
  width: 100%;
  padding: 10px 12px;
  border: none;
  border-radius: 10px;
  background: transparent;
  color: var(--text-secondary);
  font-size: 0.88rem;
  text-align: left;
  cursor: pointer;
  transition: background 0.15s, color 0.15s;
}

.project-stats-nav-item:hover {
  background: var(--bg-hover);
  color: var(--text-primary);
}

.project-stats-nav-item.is-active {
  background: var(--nexgate-brand-muted);
  color: #a78bfa;
  font-weight: 600;
}

.project-stats-main {
  flex: 1 1 0;
  min-width: 0;
  min-height: 0;
  display: flex;
  flex-direction: column;
}

.project-stats-main .project-pane-header {
  flex-shrink: 0;
}

#projectsStatsArea .project-pane-header {
  flex-shrink: 0;
  max-width: none;
  width: auto;
  margin: 0;
  padding: 8px 16px 12px;
}

#projectsStatsArea .project-stats-panel {
  flex: 1 1 0;
  min-height: 0;
  overflow-y: auto;
  width: 100%;
  max-width: none;
  margin: 0;
  padding: 0 16px 32px;
}

.project-members-invite-row {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 160px auto;
  gap: 10px;
  align-items: end;
}

.project-members-list {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.project-member-row,
.project-invite-row {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 140px auto;
  gap: 12px;
  align-items: center;
  padding: 12px 14px;
  border: 1px solid var(--border);
  border-radius: 10px;
  background: var(--bg-main);
}

.project-member-copy {
  min-width: 0;
}

.project-member-name {
  display: block;
  font-size: 0.92rem;
  color: var(--text-primary);
}

.project-member-meta {
  display: block;
  margin-top: 2px;
  font-size: 0.74rem;
  color: var(--text-secondary);
}

.project-member-actions,
.project-invite-actions {
  display: flex;
  justify-content: flex-end;
  gap: 8px;
}

.project-member-role-select {
  width: 100%;
  box-sizing: border-box;
  padding: 8px 10px;
  background: var(--bg-input);
  border: 1px solid var(--border);
  border-radius: 8px;
  color: var(--text-primary);
  font-size: 0.85rem;
}

.project-permissions-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 8px;
}

.project-permission-chip {
  padding: 10px 12px;
  border: 1px solid var(--border);
  border-radius: 10px;
  background: var(--bg-main);
  font-size: 0.82rem;
  color: var(--text-primary);
}

.project-permission-chip.is-on {
  border-color: var(--nexgate-brand-border);
  background: var(--nexgate-brand-muted);
}

.projects-invites-banner {
  max-width: 960px;
  width: 100%;
  margin: 0 auto 16px;
  padding: 14px 16px;
  border: 1px solid var(--nexgate-brand-border);
  border-radius: 12px;
  background: var(--nexgate-brand-muted);
}

.projects-invites-banner-title {
  margin: 0 0 10px;
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--text-primary);
}

.projects-invites-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.projects-invite-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 10px 12px;
  border: 1px solid var(--border);
  border-radius: 10px;
  background: var(--bg-main);
}

.projects-invite-item-copy {
  min-width: 0;
}

.projects-invite-item-title {
  font-size: 0.88rem;
  color: var(--text-primary);
}

.projects-invite-item-meta {
  margin-top: 2px;
  font-size: 0.74rem;
  color: var(--text-secondary);
}

.projects-invite-item-actions {
  display: flex;
  gap: 8px;
  flex-shrink: 0;
}

.project-pane-header-actions {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-shrink: 0;
}

.project-stats-form-shell {
  width: 100%;
}

.project-stats-layout {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
  align-items: start;
}

.project-stats-section {
  display: flex;
  flex-direction: column;
  gap: 14px;
  min-width: 0;
  padding: 18px;
  border: 1px solid var(--border);
  border-radius: 14px;
  background: var(--bg-input);
}

.project-stats-section--wide,
.project-stats-section--metrics {
  grid-column: 1 / -1;
}

.project-stats-section-title {
  margin: 0;
  font-size: 0.82rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--text-secondary);
}

.project-stats-section-desc {
  margin: -6px 0 0;
  font-size: 0.78rem;
  color: var(--text-secondary);
}

.project-stats-fields {
  display: grid;
  gap: 14px;
}

.project-stats-fields--pair {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.project-stats-fields--stack {
  grid-template-columns: 1fr;
}

.project-stats-panel .settings-field label {
  display: block;
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--text-primary);
  margin-bottom: 8px;
}

.project-stats-panel .settings-field input,
.project-stats-panel .settings-field select,
.project-stats-panel .settings-field textarea {
  width: 100%;
  box-sizing: border-box;
  padding: 11px 12px;
  background: var(--bg-main);
  border: 1px solid var(--border);
  border-radius: 10px;
  color: var(--text-primary);
  font-size: 0.92rem;
  font-family: inherit;
  outline: none;
  transition: border-color 0.15s;
}

.project-stats-panel .settings-field input:focus,
.project-stats-panel .settings-field select:focus,
.project-stats-panel .settings-field textarea:focus {
  border-color: var(--accent);
}

.project-stats-panel .settings-field input[readonly] {
  opacity: 0.72;
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 0.8rem;
}

.project-stats-panel .settings-field textarea {
  resize: vertical;
  min-height: 88px;
}

.project-stats-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 10px;
}

.project-stats-grid--compact {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.project-stats-section--metrics .project-stats-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.project-stats-toggle-list {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.project-stats-toggle-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 10px 12px;
  border: 1px solid var(--border);
  border-radius: 10px;
  background: var(--bg-main);
  cursor: pointer;
}

.project-stats-toggle-copy {
  display: flex;
  flex-direction: column;
  gap: 2px;
  min-width: 0;
}

.project-stats-toggle-label {
  font-size: 0.88rem;
  color: var(--text-primary);
}

.project-stats-toggle-hint {
  font-size: 0.74rem;
  color: var(--text-secondary);
}

.project-stats-toggle-row input[type="checkbox"] {
  width: 16px;
  height: 16px;
  flex-shrink: 0;
  accent-color: var(--accent);
  cursor: pointer;
}

.project-stat-item {
  display: flex;
  flex-direction: column;
  gap: 6px;
  min-width: 0;
  padding: 12px 14px;
  border: 1px solid var(--border);
  border-radius: 10px;
  background: var(--bg-main);
}

.project-stat-label {
  font-size: 0.74rem;
  color: var(--text-secondary);
}

.project-stat-value {
  font-size: 0.92rem;
  color: var(--text-primary);
  white-space: pre-wrap;
  word-break: break-word;
}

.project-stat-item--placeholder .project-stat-value {
  color: var(--text-secondary);
}

@media (max-width: 960px) {
  .project-stats-layout,
  .project-stats-fields--pair,
  .project-stats-grid,
  .project-stats-grid--compact,
  .project-stats-section--metrics .project-stats-grid,
  .project-members-invite-row,
  .project-member-row,
  .project-invite-row,
  .project-permissions-grid {
    grid-template-columns: 1fr;
  }

  .project-stats-shell {
    flex-direction: column;
  }

  .project-stats-nav {
    flex: 0 0 auto;
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
    padding: 8px 16px 0;
    border-right: none;
    border-bottom: 1px solid var(--border);
  }

  .project-stats-nav-item {
    width: auto;
  }
}

@media (max-width: 640px) {
  #projectsStatsArea .project-pane-header {
    flex-direction: column;
    align-items: flex-start;
  }

  .project-pane-header-actions {
    width: 100%;
    justify-content: flex-end;
  }
}

.project-entry-card {
  padding: 14px 16px;
  border: 1px solid var(--border);
  border-radius: 12px;
  background: var(--bg-input);
}

.project-entry-card-title {
  margin: 0 0 6px;
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--text-primary);
}

.project-entry-card-summary {
  margin: 0;
  font-size: 0.88rem;
  color: var(--text-secondary);
  white-space: pre-wrap;
  word-break: break-word;
}

.projects-list-view {
  flex: 1;
  min-height: 0;
  display: flex;
  flex-direction: column;
}

.projects-list-header-inner {
  display: flex;
  align-items: center;
  gap: 12px;
  width: 100%;
}

.projects-list-header-inner .settings-header-title {
  flex: 1;
  min-width: 0;
}

.projects-list-header-actions {
  margin-left: auto;
  flex-shrink: 0;
}

.projects-list-wrap {
  flex: 1;
  min-height: 0;
  overflow-y: auto;
  padding: 8px 16px 32px;
}

.projects-list {
  list-style: none;
  max-width: 960px;
  width: 100%;
  margin: 0 auto;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.projects-list-empty {
  max-width: 960px;
  width: 100%;
  margin: 24px auto 0;
  padding: 0 4px;
  color: var(--text-secondary);
  font-size: 0.92rem;
}

.projects-list-item {
  display: flex;
  align-items: stretch;
  gap: 8px;
  border: 1px solid var(--border);
  border-radius: 12px;
  background: var(--bg-input);
  overflow: hidden;
}

.projects-list-item-main {
  flex: 1;
  min-width: 0;
  display: flex;
  flex-direction: column;
  gap: 4px;
  padding: 14px 16px;
  border: none;
  background: transparent;
  text-align: left;
  cursor: pointer;
  color: inherit;
}

.projects-list-item-main:hover {
  background: var(--bg-hover);
}

.projects-list-item-name {
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--text-primary);
}

.projects-list-item-desc {
  font-size: 0.85rem;
  color: var(--text-secondary);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.projects-list-item-meta {
  font-size: 0.78rem;
  color: var(--text-secondary);
  opacity: 0.85;
}

.projects-list-item-delete {
  flex-shrink: 0;
  align-self: center;
  margin-right: 10px;
  padding: 8px 12px;
  font-size: 0.82rem;
  border: 1px solid rgba(239, 68, 68, 0.35);
  border-radius: 8px;
  background: transparent;
  color: #ef4444;
  cursor: pointer;
}

.projects-list-item-delete:hover {
  background: rgba(239, 68, 68, 0.08);
}

.projects-workspace {
  flex: 1;
  min-height: 0;
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

#projectsMain .projects-workspace .chat-conversation {
  overflow: hidden;
  padding-top: 52px;
  box-sizing: border-box;
}

.projects-workspace.hidden {
  display: none;
}

.projects-list-view.hidden {
  display: none;
}

.projects-back-btn {
  flex-shrink: 0;
  padding: 8px 12px;
  font-size: 0.82rem;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: var(--bg-input);
  color: var(--text-secondary);
  cursor: pointer;
}

.projects-back-btn:hover {
  background: var(--bg-hover);
  color: var(--text-primary);
}

.project-pane-header--with-actions {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.projects-header-btn {
  padding: 8px 14px;
  font-size: 0.85rem;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: var(--bg-input);
  color: var(--text-primary);
  cursor: pointer;
}

.projects-header-btn:hover {
  background: var(--bg-hover);
}

.projects-header-btn--danger {
  color: #ef4444;
  border-color: rgba(239, 68, 68, 0.35);
}

.projects-header-btn--danger:hover {
  background: rgba(239, 68, 68, 0.08);
}

.projects-welcome-desc {
  margin: 0 0 20px;
  color: var(--text-secondary);
  font-size: 0.95rem;
  max-width: 640px;
}

.projects-dialog {
  width: min(480px, calc(100vw - 32px));
  padding: 0;
  border: 1px solid var(--border);
  border-radius: 12px;
  background: var(--bg-secondary);
  color: var(--text-primary);
}

.projects-dialog::backdrop {
  background: rgba(0, 0, 0, 0.45);
}

.projects-form {
  padding: 20px 22px 18px;
}

.projects-dialog-title {
  margin: 0 0 16px;
  font-size: 1.1rem;
}

.projects-dialog-actions {
  display: flex;
  justify-content: flex-end;
  gap: 10px;
  margin-top: 8px;
}

.api-portal-page {
  min-height: 100vh;
  background: var(--bg-primary);
  color: var(--text-primary);
}

.api-portal-app {
  max-width: 960px;
  margin: 0 auto;
  padding: 20px 16px 48px;
}

.api-portal-header {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px 16px;
  margin-bottom: 24px;
  padding-bottom: 16px;
  border-bottom: 1px solid var(--border);
}

.api-portal-header-main {
  display: flex;
  align-items: center;
  gap: 10px;
}

.api-portal-brand {
  font-weight: 700;
  text-decoration: none;
  color: var(--text-primary);
}

.api-portal-header-badge {
  display: inline-flex;
  padding: 2px 8px;
  border-radius: 999px;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  color: var(--accent);
  border: 1px solid color-mix(in srgb, var(--accent) 40%, var(--border));
  background: color-mix(in srgb, var(--accent) 10%, var(--bg-primary));
}

.api-portal-nav {
  display: flex;
  gap: 8px;
  flex: 1;
}

.api-portal-nav-link {
  padding: 6px 12px;
  border-radius: 8px;
  text-decoration: none;
  color: var(--text-secondary);
  font-size: 0.88rem;
  font-weight: 500;
}

.api-portal-nav-link.is-active,
.api-portal-nav-link:hover {
  color: var(--text-primary);
  background: var(--bg-hover);
}

.api-portal-header-actions {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-left: auto;
}

.api-portal-user {
  font-size: 0.84rem;
  color: var(--text-secondary);
}

.api-portal-panel-header h1 {
  margin: 0 0 6px;
  font-size: 1.35rem;
}

.api-portal-panel-header p {
  margin: 0 0 16px;
  color: var(--text-secondary);
  font-size: 0.9rem;
}

.api-portal-panel[hidden] {
  display: none !important;
}

.api-portal-create-form {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  align-items: flex-end;
}

.api-portal-create-form .settings-field {
  flex: 1 1 220px;
  margin: 0;
}

.api-portal-secret {
  margin-top: 14px;
  padding: 12px;
  border-radius: 10px;
  border: 1px solid var(--border);
  background: var(--bg-primary);
}

.api-portal-secret-label {
  margin: 0 0 8px;
  font-size: 0.82rem;
  color: var(--text-secondary);
}

.api-portal-secret-value,
.api-portal-code {
  display: block;
  overflow-x: auto;
  padding: 10px 12px;
  border-radius: 8px;
  background: color-mix(in srgb, var(--bg-secondary) 90%, var(--bg-primary));
  border: 1px solid var(--border);
  font-size: 0.8rem;
  white-space: pre-wrap;
  word-break: break-all;
}

.api-portal-token-list,
.api-portal-usage-list {
  list-style: none;
  margin: 0;
  padding: 0;
}

.api-portal-token-item,
.api-portal-usage-item {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  padding: 12px 0;
  border-bottom: 1px solid var(--border);
}

.api-portal-token-item.is-revoked {
  opacity: 0.55;
}

.api-portal-token-main code,
.api-portal-usage-meta {
  display: block;
  margin-top: 4px;
  font-size: 0.78rem;
  color: var(--text-secondary);
}

.api-portal-usage-meta {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
}

.api-portal-empty {
  margin: 0;
  padding: 12px 0;
  color: var(--text-secondary);
  font-size: 0.88rem;
}

.api-portal-docs p {
  margin: 0 0 8px;
}

.api-portal-docs pre {
  margin: 0 0 16px;
}

html.full-info-panel-open .app-content {
  padding-right: min(360px, 38vw);
}

.full-info-panel {
  position: fixed;
  top: 0;
  right: 0;
  z-index: 120;
  display: flex;
  flex-direction: column;
  width: min(360px, 38vw);
  height: 100vh;
  height: 100dvh;
  border-left: 1px solid var(--border-subtle, rgba(128, 128, 128, 0.25));
  background: var(--surface-elevated, rgba(20, 20, 24, 0.96));
  backdrop-filter: blur(10px);
}

.full-info-panel-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  padding: 10px 12px;
  border-bottom: 1px solid var(--border-subtle, rgba(128, 128, 128, 0.2));
}

.full-info-panel-title {
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--text-secondary);
}

.full-info-panel-clear {
  border: none;
  background: transparent;
  color: var(--accent, #4f8cff);
  font-size: 0.72rem;
  cursor: pointer;
  padding: 4px 6px;
  border-radius: 6px;
}

.full-info-panel-clear:hover {
  background: var(--bg-hover);
}

.full-info-panel-log {
  flex: 1;
  min-height: 0;
  overflow: auto;
  padding: 8px 10px 16px;
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
}

.full-info-turn-marker {
  margin: 10px 0 6px;
  font-size: 0.62rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-secondary);
  text-align: center;
}

.full-info-entry {
  margin-bottom: 8px;
  border: 1px solid var(--border-subtle, rgba(128, 128, 128, 0.18));
  border-radius: 8px;
  overflow: hidden;
  background: color-mix(in srgb, var(--bg-input, #111) 88%, transparent);
}

.full-info-entry-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  padding: 4px 8px;
  background: color-mix(in srgb, var(--accent, #4f8cff) 10%, transparent);
}

.full-info-entry-kind {
  font-size: 0.62rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--accent, #4f8cff);
}

.full-info-entry-time {
  font-size: 0.6rem;
  color: var(--text-secondary);
}

.full-info-entry-body {
  margin: 0;
  padding: 6px 8px 8px;
  font-size: 0.62rem;
  line-height: 1.45;
  white-space: pre-wrap;
  word-break: break-word;
  color: var(--text-secondary);
  max-height: 280px;
  overflow: auto;
}

.full-info-entry--model_request .full-info-entry-body,
.full-info-entry--tool_result .full-info-entry-body,
.full-info-entry--turn_start .full-info-entry-body {
  max-height: 420px;
}

@media (max-width: 900px) {
  html.full-info-panel-open .app-content {
    padding-right: 0;
  }

  .full-info-panel {
    width: min(100vw, 420px);
    max-width: 100%;
  }
}