/* App layout - minimal CSS, most styling via Tailwind */
.app-shell {
  /* HoloLake Era visual system: the inherited Tolaria dark palette is warm
     charcoal; override semantic tokens here so every existing panel speaks
     the same deep-lake blue language as the world entrance. */
  --surface-app: #071126;
  --surface-sidebar: #0a1730;
  --surface-panel: #0d1c38;
  --surface-card: #102343;
  --surface-popover: #12284c;
  --surface-input: #0a1730;
  --surface-button: #172e55;
  --surface-dialog: #0d1d3a;
  --surface-editor: #09162d;
  --surface-overlay: rgba(2, 7, 18, .68);
  --text-primary: #edf4ff;
  --text-secondary: #b9c9e2;
  --text-tertiary: #8ea4c6;
  --text-muted: #7188ac;
  --text-heading: #f3f7ff;
  --border-default: #1d3a67;
  --border-subtle: #142b4d;
  --border-strong: #315588;
  --border-input: #274a78;
  --sidebar-border: #17365f;
  --state-hover: #142b4e;
  --state-hover-subtle: #0e213f;
  --state-selected: #173d70;
  --state-selected-strong: #24538d;
  --state-active: #1d477e;
  --accent-blue: #8dbbff;
  --accent-blue-bg: rgba(105, 165, 255, .23);
  --accent-blue-light: rgba(105, 165, 255, .16);
  display: flex;
  flex-direction: column;
  height: 100%;
  width: 100%;
  overflow: hidden;
  background:
    radial-gradient(58rem 35rem at 82% -16%, var(--guanghu-aurora), transparent 62%),
    radial-gradient(42rem 30rem at -12% 112%, var(--guanghu-glow), transparent 65%),
    var(--surface-app);
  box-shadow: inset 0 0 0 1px color-mix(in srgb, var(--border-primary) 82%, var(--accent-blue));
}

.hololake-bar { height: 52px; flex: 0 0 52px; display: flex; align-items: center; gap: 14px; padding: 0 20px; color: #eef4ff; background: linear-gradient(100deg, #08122b, #172d58 52%, #0b1731); border-bottom: 1px solid rgba(153, 189, 255, .28); letter-spacing: .02em; }
.hololake-bar__brand, .hololake-bar__library { border: 0; background: transparent; color: inherit; cursor: pointer; }
.hololake-bar__brand { display: inline-flex; align-items: center; gap: 9px; font-size: 16px; font-weight: 650; letter-spacing: .04em; }
.hololake-bar__brand b { color: #9cc3ff; font-weight: 500; }
.hololake-bar__mark { display: grid; place-items: center; width: 24px; height: 24px; color: #dceaff; border: 1px solid rgba(205, 225, 255, .48); border-radius: 50%; box-shadow: 0 0 22px rgba(96, 165, 250, .65); }
.hololake-bar__line { width: 1px; height: 17px; background: rgba(196, 218, 255, .35); }
.hololake-bar__context { color: #b7c8e7; font-size: 12px; }
.hololake-bar__library { margin-left: auto; padding: 6px 10px; border: 1px solid rgba(185, 211, 255, .36); border-radius: 999px; color: #dceaff; font-size: 12px; }
.hololake-home { position: relative; z-index: 2; width: 100%; overflow: auto; padding: clamp(32px, 6vw, 84px); color: #ecf4ff; background: radial-gradient(circle at 75% 10%, rgba(75, 135, 255, .25), transparent 28%), radial-gradient(circle at 12% 92%, rgba(83, 220, 255, .15), transparent 34%), #071126; }
.hololake-home__hero { position: relative; max-width: 740px; padding: 24px 0 56px; overflow: hidden; }
.hololake-home__halo { position: absolute; right: -110px; top: -180px; width: 390px; aspect-ratio: 1; border: 1px solid rgba(166, 205, 255, .28); border-radius: 50%; box-shadow: 0 0 0 45px rgba(103, 165, 255, .05), 0 0 0 105px rgba(103, 165, 255, .035), 0 0 100px rgba(77, 143, 255, .4); }
.hololake-home__eyebrow, .hololake-home__section-head span { color: #8db5f7; font-size: 12px; letter-spacing: .16em; text-transform: uppercase; }
.hololake-home h1 { position: relative; margin: 18px 0 0; font-family: Georgia, 'Times New Roman', serif; font-size: clamp(52px, 7vw, 92px); font-weight: 500; line-height: .95; letter-spacing: -.06em; }
.hololake-home h1 em { color: #9cc7ff; font-style: italic; font-weight: 400; }
.hololake-home__lead { margin: 20px 0 0; font-size: 18px; letter-spacing: .16em; }
.hololake-home__copy { max-width: 560px; margin: 16px 0 0; color: #b9c8df; font-size: 15px; line-height: 1.9; }
.hololake-home__actions { display: flex; align-items: center; gap: 18px; margin-top: 30px; }
.hololake-home__primary { padding: 12px 18px; border: 1px solid #b9d5ff; border-radius: 8px; background: linear-gradient(135deg, #c8dcff, #6093e8); color: #061126; font-weight: 700; cursor: pointer; }
.hololake-home__primary span, .hololake-module button span { margin-left: 12px; }
.hololake-home__status { color: #9eb3d4; font-size: 12px; }.hololake-home__status i { display: inline-block; width: 7px; height: 7px; margin-right: 7px; border-radius: 50%; background: #67e8b6; box-shadow: 0 0 12px #67e8b6; }
.hololake-home__signal-grid, .hololake-home__module-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 12px; }
.hololake-home__signal-grid article, .hololake-module { border: 1px solid rgba(157, 192, 244, .2); border-radius: 14px; background: linear-gradient(145deg, rgba(30, 57, 105, .55), rgba(12, 25, 51, .78)); box-shadow: inset 0 1px rgba(255,255,255,.06); }
.hololake-home__signal-grid article { padding: 18px; }.hololake-home__signal-grid span, .hololake-home__signal-grid small { display: block; color: #91a9ce; font-size: 11px; }.hololake-home__signal-grid strong { display: block; margin: 10px 0 6px; font-size: 15px; }
.hololake-home__modules { margin-top: 52px; }.hololake-home__section-head { display: flex; align-items: end; justify-content: space-between; margin-bottom: 14px; }.hololake-home__section-head p { margin: 0; color: #91a9ce; font-size: 13px; }
.hololake-module { min-height: 215px; padding: 22px; display: flex; flex-direction: column; }.hololake-module__number { color: #78aaf7; font-family: monospace; font-size: 12px; }.hololake-module h2 { margin: auto 0 8px; font-size: 22px; font-weight: 600; }.hololake-module p { margin: 0; color: #aebed7; font-size: 13px; line-height: 1.7; }.hololake-module button { margin-top: 19px; padding: 0; border: 0; color: #c8dcff; background: transparent; text-align: left; font: inherit; cursor: pointer; }.hololake-module__soon { margin-top: 19px; color: #7185a8; font-size: 12px; }
@media (max-width: 780px) { .hololake-home__signal-grid, .hololake-home__module-grid { grid-template-columns: 1fr; }.hololake-bar__context { display: none; }.hololake-home { padding: 28px; } }

.app {
  display: flex;
  flex: 1;
  min-height: 0;
  overflow: hidden;
}

.app__sidebar {
  flex: 0 0 auto;
  min-width: 220px;
  display: flex;
  flex-direction: column;
  background: linear-gradient(180deg, #10254a, var(--surface-sidebar) 40%, #08152c);
}

.app__sidebar > * {
  flex: 1;
}

.app:has(.app__note-list) .app__sidebar > * {
  border-right-color: transparent;
}

.app__note-list {
  flex: 0 0 auto;
  min-width: 220px;
  display: flex;
  flex-direction: column;
  position: relative;
  z-index: 20;
  background: linear-gradient(180deg, #0d2040, #091730 48%, #08152c);
  box-shadow: 14px 0 30px rgba(1, 7, 20, .36);
}

.app__note-list > * {
  flex: 1;
  border-left: 1px solid var(--sidebar-border);
}

.app__editor {
  flex: 1;
  min-width: 480px;
  min-height: 0;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  container-type: inline-size;
  container-name: editor;
  position: relative;
  background:
    linear-gradient(var(--guanghu-grid) 1px, transparent 1px),
    linear-gradient(90deg, var(--guanghu-grid) 1px, transparent 1px),
    color-mix(in srgb, var(--surface-editor) 94%, var(--guanghu-glow));
  background-size: 32px 32px, 32px 32px, auto;
}

.app__editor::before {
  content: '';
  position: absolute;
  inset: 0;
  pointer-events: none;
  background: linear-gradient(180deg, color-mix(in srgb, var(--surface-editor) 28%, transparent), transparent 13rem);
  z-index: 0;
}

.app__editor > * {
  position: relative;
  z-index: 1;
}

.app__editor > * {
  flex: 1;
}

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

@keyframes tab-status-pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.3; }
}

.tab-status-pulse {
  animation: tab-status-pulse 1.2s ease-in-out infinite;
}

/* AI highlight animation — applied by useAiActivity when MCP calls ui_highlight */
@keyframes ai-highlight-glow {
  0% { box-shadow: inset 0 0 0 2px color-mix(in srgb, var(--accent-blue) 80%, transparent); }
  50% { box-shadow: inset 0 0 8px 2px color-mix(in srgb, var(--accent-blue) 40%, transparent); }
  100% { box-shadow: inset 0 0 0 2px color-mix(in srgb, var(--accent-blue) 0%, transparent); }
}

.ai-highlight {
  animation: ai-highlight-glow 0.8s ease-out;
}