/* ============================================================
   Social Media Audit Pipeline — Demo Dashboard
   Dark, modern theme with subtle neon accents.
   Vanilla CSS, no framework. Single source of truth for colors.
   ============================================================ */

:root {
  --bg-0: #08080f;
  --bg-1: #0d0d1a;
  --bg-2: #14142a;
  --surface-1: #161627;
  --surface-2: #1c1c33;
  --surface-3: #232342;
  --border-1: #26264a;
  --border-2: #2f2f5c;

  --text-0: #ffffff;
  --text-1: #e8e8f3;
  --text-2: #a6a6c0;
  --text-3: #7d7d9e; /* lightened for WCAG contrast on dark surfaces */

  /* Platform accents (change based on data-platform attr) */
  --accent-tiktok-a: #25f4ee;
  --accent-tiktok-b: #ff2d75;

  --accent-youtube-a: #ff5555;
  --accent-youtube-b: #ff0033;

  --accent-a: var(--accent-tiktok-a);
  --accent-b: var(--accent-tiktok-b);

  --success: #3dd598;
  --warning: #ffb547;
  --danger:  #ff5b7d;
  --info:    #5bb8ff;

  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 16px;

  --shadow-soft: 0 10px 30px rgba(0,0,0,0.4);
  --shadow-glow: 0 0 40px rgba(37, 244, 238, 0.15);

  --grid-gap: 14px;

  --font-sans: 'Inter', system-ui, -apple-system, Segoe UI, Roboto, sans-serif;
  --font-mono: 'JetBrains Mono', 'SF Mono', Consolas, monospace;
}

[data-platform="youtube"] {
  --accent-a: var(--accent-youtube-a);
  --accent-b: var(--accent-youtube-b);
  --shadow-glow: 0 0 40px rgba(255, 51, 51, 0.15);
}

/* ============================================================
   Reset / base
   ============================================================ */
* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  min-height: 100%;
  font-family: var(--font-sans);
  color: var(--text-1);
  background:
    radial-gradient(1200px 600px at 15% -10%, rgba(37,244,238,0.08), transparent 60%),
    radial-gradient(1000px 700px at 100% 0%, rgba(255,45,117,0.10), transparent 55%),
    linear-gradient(180deg, var(--bg-0), var(--bg-1) 35%, var(--bg-2));
  background-attachment: fixed;
}
[data-platform="youtube"] body,
html[data-platform="youtube"] body {
  background:
    radial-gradient(1200px 600px at 15% -10%, rgba(255,85,85,0.10), transparent 60%),
    radial-gradient(1000px 700px at 100% 0%, rgba(255,0,51,0.10), transparent 55%),
    linear-gradient(180deg, var(--bg-0), var(--bg-1) 35%, var(--bg-2));
}

button {
  font-family: inherit;
  cursor: pointer;
  border: none;
  background: none;
  color: inherit;
  touch-action: manipulation;
}
button:active { transform: scale(0.97); }

/* Respect users who prefer less motion */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}

button:focus-visible,
select:focus-visible {
  outline: 2px solid var(--accent-a);
  outline-offset: 2px;
}

select {
  font-family: inherit;
  color: var(--text-1);
  background: var(--surface-2);
  border: 1px solid var(--border-1);
  border-radius: var(--radius-sm);
  padding: 6px 10px;
  font-size: 13px;
}

pre, code, .mono { font-family: var(--font-mono); }

/* ============================================================
   Top bar
   ============================================================ */
.topbar {
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 24px;
  padding: 14px 28px;
  background: linear-gradient(180deg, rgba(10,10,20,0.8), rgba(10,10,20,0.4));
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border-1);
  position: sticky; top: 0; z-index: 100;
}

.brand { display: flex; align-items: center; gap: 12px; }
.brand-logo {
  width: 40px; height: 40px;
  display: grid; place-items: center;
  background: var(--surface-2);
  border: 1px solid var(--border-1);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-glow);
}
.brand-title {
  font-weight: 800;
  font-size: 16px;
  letter-spacing: 0.2px;
  background: linear-gradient(90deg, var(--accent-a), var(--accent-b));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.brand-sub {
  font-size: 12px;
  color: var(--text-2);
  margin-top: 2px;
}

.platform-toggle {
  display: inline-flex;
  background: var(--surface-1);
  border: 1px solid var(--border-1);
  border-radius: 999px;
  padding: 4px;
  justify-self: center;
}
.platform-btn {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 8px 18px;
  border-radius: 999px;
  font-size: 13px; font-weight: 600;
  color: var(--text-2);
  transition: all 160ms ease;
}
.platform-btn.active {
  background: linear-gradient(135deg, var(--accent-a), var(--accent-b));
  color: #fff;
  box-shadow: 0 4px 20px -6px var(--accent-b);
}
.dot { width: 8px; height: 8px; border-radius: 50%; display:inline-block; }
.dot-tiktok { background: linear-gradient(135deg, #25f4ee, #ff2d75); }
.dot-youtube { background: linear-gradient(135deg, #ff5555, #ff0033); }

.top-controls {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
}
.select {
  display: inline-flex; flex-direction: column;
  gap: 2px;
  font-size: 11px; color: var(--text-3);
  text-transform: uppercase; letter-spacing: 0.8px;
}
.speed-group {
  display: inline-flex;
  background: var(--surface-1);
  border: 1px solid var(--border-1);
  border-radius: var(--radius-sm);
  padding: 3px;
}
.speed-btn {
  padding: 6px 10px;
  border-radius: 4px;
  font-size: 12px;
  font-weight: 600;
  color: var(--text-2);
  transition: all 140ms ease;
}
.speed-btn.active {
  background: var(--accent-a);
  color: var(--bg-0);
}
.btn-primary, .btn-ghost {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 9px 16px;
  border-radius: var(--radius-sm);
  font-size: 13px; font-weight: 600;
  transition: all 150ms ease;
}
.btn-primary {
  background: linear-gradient(135deg, var(--accent-a), var(--accent-b));
  color: #fff;
  box-shadow: 0 6px 18px -8px var(--accent-b);
}
.btn-primary:hover { transform: translateY(-1px); filter: brightness(1.08); }
.btn-ghost {
  background: var(--surface-1);
  color: var(--text-1);
  border: 1px solid var(--border-1);
}
.btn-ghost:hover { border-color: var(--accent-a); color: var(--accent-a); }

/* Session progress bar (bottom edge of topbar) */
.session-progress {
  position: absolute;
  left: 0; right: 0; bottom: -1px;
  height: 2px;
  background: transparent;
  overflow: hidden;
  pointer-events: none;
}
.session-progress-fill {
  height: 100%;
  width: 0%;
  background: linear-gradient(90deg, var(--accent-a), var(--accent-b));
  box-shadow: 0 0 12px var(--accent-a);
  transition: width 450ms cubic-bezier(.3, 1, .4, 1);
}

/* ============================================================
   Main grid
   ============================================================ */
.main-grid {
  display: grid;
  grid-template-columns: minmax(360px, 1.1fr) minmax(280px, 0.9fr) minmax(440px, 1.4fr);
  gap: var(--grid-gap);
  padding: var(--grid-gap);
  align-items: stretch;
}

.panel {
  background: linear-gradient(180deg, var(--surface-1), var(--surface-2));
  border: 1px solid var(--border-1);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-soft);
  display: flex; flex-direction: column;
  min-height: 620px;
  overflow: hidden;
}

.panel-header {
  display: flex; align-items: center; justify-content: space-between;
  gap: 12px;
  padding: 14px 18px;
  border-bottom: 1px solid var(--border-1);
  background: linear-gradient(180deg, rgba(255,255,255,0.02), transparent);
}
.panel-title {
  display: flex; align-items: center; gap: 10px;
  font-size: 14px; font-weight: 700;
  letter-spacing: 0.3px;
}
.panel-step {
  display: inline-grid; place-items: center;
  width: 26px; height: 26px;
  border-radius: 7px;
  font-size: 11px; font-weight: 700;
  color: var(--accent-a);
  background: rgba(37,244,238,0.08);
  border: 1px solid rgba(37,244,238,0.25);
}
[data-platform="youtube"] .panel-step {
  color: var(--accent-a);
  background: rgba(255,85,85,0.08);
  border-color: rgba(255,85,85,0.25);
}

.session-meta { display: inline-flex; gap: 6px; }
.tag {
  font-size: 11px; font-weight: 600;
  padding: 4px 10px;
  border-radius: 999px;
  background: var(--surface-3);
  color: var(--text-2);
  border: 1px solid var(--border-2);
  font-family: var(--font-mono);
  letter-spacing: 0.5px;
}
.tag-live {
  color: var(--accent-a);
  border-color: rgba(37,244,238,0.25);
  background: rgba(37,244,238,0.07);
}
.tag-live.running { animation: pulse 1.6s ease-in-out infinite; }

@keyframes pulse {
  0%, 100% { filter: brightness(1);   }
  50%      { filter: brightness(1.5); }
}

/* ============================================================
   Browser mockup
   ============================================================ */
.browser-panel { padding-bottom: 0; }
.browser-window {
  flex: 1;
  display: flex; flex-direction: column;
  background: var(--bg-1);
  margin: 14px;
  border-radius: 12px;
  overflow: hidden;
  border: 1px solid var(--border-1);
  box-shadow: inset 0 1px 0 rgba(255,255,255,0.03);
}
.browser-chrome {
  background: linear-gradient(180deg, #1a1a2e, #151524);
  border-bottom: 1px solid var(--border-1);
  padding: 8px 10px 0;
}
.traffic-lights { display: inline-flex; gap: 6px; margin-bottom: 6px; }
.tl { width: 11px; height: 11px; border-radius: 50%; display: inline-block; }
.tl-red { background: #ff5f57; }
.tl-yellow { background: #febc2e; }
.tl-green { background: #28c840; }

.tab-bar { display: flex; gap: 4px; }
.tab {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 6px 12px;
  font-size: 12px; color: var(--text-2);
  background: var(--surface-1);
  border-radius: 7px 7px 0 0;
  border: 1px solid var(--border-1);
  border-bottom: none;
  color: var(--accent-a);
}
.tab.active { color: var(--text-1); }
.address-bar {
  display: flex; align-items: center; gap: 8px;
  padding: 7px 10px;
  margin: 6px 0 8px;
  background: var(--bg-0);
  border-radius: 8px;
  font-family: var(--font-mono);
  font-size: 11.5px;
  color: var(--text-2);
  border: 1px solid var(--border-1);
}
.address-url { color: var(--accent-a); letter-spacing: 0.2px; }

.viewport {
  position: relative;
  flex: 1;
  overflow: hidden;
  background:
    radial-gradient(400px 300px at 50% 0%, rgba(37,244,238,0.05), transparent 70%),
    #0a0a14;
  min-height: 360px;
}

.feed {
  position: absolute; inset: 0;
  display: flex; flex-direction: column;
  transition: transform 650ms cubic-bezier(0.75, 0.05, 0.25, 1);
}

.video-card {
  flex: none;
  height: 100%;
  width: 100%;
  position: relative;
  display: flex;
  align-items: flex-end;
  overflow: hidden;
}

.video-card .thumb {
  position: absolute; inset: 0;
  background:
    radial-gradient(70% 70% at 30% 30%, hsla(var(--hue, 200), 70%, 55%, 0.8), transparent 60%),
    radial-gradient(80% 80% at 80% 70%, hsla(calc(var(--hue, 200) + 40), 80%, 50%, 0.6), transparent 55%),
    linear-gradient(180deg, hsl(var(--hue, 200), 30%, 10%), hsl(calc(var(--hue, 200) + 60), 40%, 16%));
  z-index: 0;
  filter: saturate(1.1);
}
.video-card .thumb::before {
  content: "";
  position: absolute; inset: 0;
  background:
    linear-gradient(180deg, transparent 60%, rgba(0,0,0,0.65) 100%);
}
.video-card .thumb::after {
  content: "";
  position: absolute;
  left: 50%; top: 50%;
  width: 120%; height: 120%;
  transform: translate(-50%, -50%) rotate(18deg);
  background: repeating-linear-gradient(
    45deg,
    rgba(255,255,255,0.02) 0,
    rgba(255,255,255,0.02) 2px,
    transparent 2px,
    transparent 14px
  );
  mix-blend-mode: overlay;
  pointer-events: none;
}

.video-meta {
  position: relative;
  z-index: 1;
  padding: 16px 78px 22px 18px; /* right padding reserves room for action column */
  width: 100%;
  color: #fff;
  text-shadow: 0 1px 6px rgba(0,0,0,0.6);
}
.video-user {
  font-weight: 700;
  font-size: 14px;
}
.video-display {
  font-size: 11.5px;
  color: rgba(255,255,255,0.7);
  margin-bottom: 8px;
}
.video-caption {
  font-size: 13px;
  line-height: 1.4;
  margin: 4px 0 8px;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
  word-break: break-word;
}
.video-hashtags {
  font-size: 11.5px;
  color: rgba(255,255,255,0.85);
  font-weight: 500;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  word-break: break-word;
}
.video-hashtags span { margin-right: 6px; white-space: nowrap; }

.video-actions {
  position: absolute;
  right: 12px; bottom: 16px;
  display: flex; flex-direction: column; gap: 16px;
  z-index: 2;
  color: #fff;
}
.action {
  display: flex; flex-direction: column; align-items: center;
  gap: 4px;
  font-size: 11px;
  font-weight: 600;
}
.action .circle {
  width: 42px; height: 42px;
  border-radius: 50%;
  background: rgba(255,255,255,0.12);
  backdrop-filter: blur(10px);
  display: grid; place-items: center;
  border: 1px solid rgba(255,255,255,0.14);
}

/* On-screen text overlay */
.video-overlay-text {
  position: absolute;
  left: 50%;
  top: 38%;
  transform: translate(-50%, -50%);
  padding: 8px 16px;
  background: rgba(0,0,0,0.52);
  border-radius: 8px;
  font-weight: 700;
  font-size: 14px;
  line-height: 1.4;
  color: #fff;
  letter-spacing: 0.3px;
  text-shadow: 0 1px 8px rgba(0,0,0,0.8);
  z-index: 2;
  max-width: 72%;
  text-align: center;
  white-space: pre-line;
}

/* Flash */
.flash {
  position: absolute; inset: 0;
  background: white;
  opacity: 0;
  pointer-events: none;
  z-index: 5;
}
.flash.active { animation: flashAnim 450ms ease-out; }
@keyframes flashAnim {
  0%   { opacity: 0; }
  15%  { opacity: 0.85; }
  100% { opacity: 0; }
}

/* Watch timer */
.watch-timer {
  position: absolute;
  top: 12px; left: 12px;
  display: inline-flex; align-items: center; gap: 8px;
  padding: 6px 12px;
  background: rgba(0,0,0,0.55);
  backdrop-filter: blur(8px);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: 999px;
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  font-size: 12px;
  color: #fff;
  z-index: 4;
  opacity: 0; transform: translateY(-8px);
  transition: opacity 200ms, transform 200ms;
}
.watch-timer.visible { opacity: 1; transform: translateY(0); }
.watch-dot {
  width: 6px; height: 6px; border-radius: 50%;
  background: var(--danger);
  box-shadow: 0 0 10px var(--danger);
  animation: pulse 1.2s ease-in-out infinite;
}

.scroll-hint {
  position: absolute;
  bottom: 16px; left: 50%;
  transform: translateX(-50%);
  display: flex; flex-direction: column; align-items: center; gap: 4px;
  color: rgba(255,255,255,0.6);
  font-size: 10px; text-transform: uppercase;
  letter-spacing: 1.5px;
  opacity: 0;
  transition: opacity 250ms;
  z-index: 4;
}
.scroll-hint.visible { opacity: 1; }
.scroll-hint svg { animation: scrollBounce 1.4s ease-in-out infinite; }
@keyframes scrollBounce {
  0%, 100% { transform: translateY(0); }
  50%      { transform: translateY(6px); }
}

/* Decision stamp */
.stamp {
  position: absolute;
  top: 50%; left: 50%;
  transform: translate(-50%, -50%) scale(0.3) rotate(-12deg);
  padding: 14px 28px;
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: 20px;
  letter-spacing: 1.5px;
  border-radius: 10px;
  border: 3px solid currentColor;
  opacity: 0;
  pointer-events: none;
  z-index: 6;
  color: var(--success);
  background: rgba(0,0,0,0.35);
  backdrop-filter: blur(4px);
}
.stamp.visible { animation: stampIn 700ms cubic-bezier(.2,.9,.3,1.3) forwards; }
.stamp.skip    { color: var(--warning); }
.stamp.skipmh  { color: var(--danger); }
.stamp.watchnm { color: var(--info); }

@keyframes stampIn {
  0%   { opacity: 0; transform: translate(-50%,-50%) scale(0.3) rotate(-12deg); }
  60%  { opacity: 1; transform: translate(-50%,-50%) scale(1.15) rotate(-12deg); }
  100% { opacity: 1; transform: translate(-50%,-50%) scale(1)    rotate(-12deg); }
}

/* Paper plane */
.plane-track {
  position: absolute;
  top: 50%; left: 50%;
  transform: translate(-50%, -50%);
  pointer-events: none;
  z-index: 7;
  opacity: 0;
}
.plane-track.active { animation: planeFly 1100ms ease-in-out forwards; }
.plane {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 6px 10px;
  background: rgba(10,10,20,0.8);
  border: 1px solid var(--accent-a);
  border-radius: 999px;
  color: var(--accent-a);
  font-family: var(--font-mono);
  font-size: 11px;
  box-shadow: 0 0 20px rgba(37,244,238,0.4);
}
.plane-label { letter-spacing: 0.4px; }
@keyframes planeFly {
  0%   { opacity: 0; transform: translate(-50%, -50%) scale(0.6); }
  20%  { opacity: 1; transform: translate(-50%, -50%) scale(1);   }
  70%  { opacity: 1; transform: translate(140%, -20%) scale(0.9); }
  100% { opacity: 0; transform: translate(180%,   0%) scale(0.7); }
}

.browser-footer {
  display: flex; justify-content: space-between; align-items: center;
  padding: 8px 12px;
  font-size: 11px;
  border-top: 1px solid var(--border-1);
  background: rgba(0,0,0,0.3);
}
.code-tag {
  font-family: var(--font-mono);
  color: var(--accent-a);
  background: rgba(37,244,238,0.08);
  padding: 3px 8px; border-radius: 4px;
  font-size: 10.5px;
}
[data-platform="youtube"] .code-tag {
  color: var(--accent-a);
  background: rgba(255,85,85,0.08);
}
.muted { color: var(--text-3); font-size: 11.5px; }

/* ============================================================
   Pipeline stepper
   ============================================================ */
.pipeline-panel { }
.stepper {
  list-style: none;
  padding: 18px 18px 12px;
  margin: 0;
  display: flex; flex-direction: column;
  gap: 10px;
  flex: 1;
}
.step {
  display: flex; align-items: flex-start; gap: 12px;
  padding: 10px 12px;
  border-radius: var(--radius-md);
  background: var(--surface-1);
  border: 1px solid var(--border-1);
  position: relative;
  transition: all 250ms ease;
}
.step-icon {
  width: 36px; height: 36px; flex: none;
  display: grid; place-items: center;
  border-radius: 8px;
  background: var(--surface-3);
  color: var(--text-2);
  border: 1px solid var(--border-2);
  transition: all 250ms ease;
}
.step-body { flex: 1; min-width: 0; }
.step-label {
  font-size: 13px;
  font-weight: 600;
  color: var(--text-1);
}
.step-sub {
  font-size: 11.5px;
  color: var(--text-3);
  margin-top: 3px;
  font-family: var(--font-mono);
}

/* Steps that run concurrently with the initial watch window */
.step-parallel {
  margin-left: 14px;
  border-left: 2px solid var(--border-2);
}
.step-parallel.active { border-left-color: var(--accent-a); }
.parallel-tag {
  margin-left: 8px;
  font-family: var(--font-mono);
  font-size: 9.5px;
  font-weight: 600;
  letter-spacing: 0.6px;
  text-transform: uppercase;
  color: var(--accent-a);
  background: rgba(37,244,238,0.08);
  border: 1px solid rgba(37,244,238,0.25);
  border-radius: 999px;
  padding: 1px 7px;
  vertical-align: middle;
}
[data-platform="youtube"] .parallel-tag {
  background: rgba(255,85,85,0.08);
  border-color: rgba(255,85,85,0.25);
}

/* Per-step progress bar (fills during timed steps) */
.step-progress {
  height: 3px;
  margin-top: 7px;
  border-radius: 999px;
  background: rgba(255,255,255,0.06);
  overflow: hidden;
}
.step-progress-fill {
  height: 100%;
  width: 0%;
  border-radius: 999px;
  background: linear-gradient(90deg, var(--accent-a), var(--accent-b));
  transition: width 180ms linear;
}
.step.done .step-progress-fill { background: var(--success); }
.step-status {
  font-size: 10.5px;
  font-family: var(--font-mono);
  color: var(--text-3);
  text-transform: uppercase;
  letter-spacing: 0.8px;
  padding: 3px 8px;
  border-radius: 999px;
  background: var(--surface-3);
  border: 1px solid var(--border-2);
}

.step.active {
  border-color: var(--accent-a);
  background: linear-gradient(135deg, rgba(37,244,238,0.08), transparent);
  box-shadow: 0 0 0 1px var(--accent-a), 0 0 30px -10px var(--accent-a);
}
[data-platform="youtube"] .step.active {
  box-shadow: 0 0 0 1px var(--accent-a), 0 0 30px -10px var(--accent-a);
}
.step.active .step-icon {
  background: linear-gradient(135deg, var(--accent-a), var(--accent-b));
  color: #fff;
  border-color: transparent;
  box-shadow: 0 0 18px -4px var(--accent-a);
}
.step.active .step-status {
  color: var(--accent-a);
  border-color: rgba(37,244,238,0.3);
  background: rgba(37,244,238,0.08);
  animation: pulse 1.2s ease-in-out infinite;
}
.step.done {
  opacity: 0.65;
}
.step.done .step-icon {
  background: rgba(61,213,152,0.15);
  color: var(--success);
  border-color: rgba(61,213,152,0.4);
}
.step.done .step-status {
  color: var(--success);
  border-color: rgba(61,213,152,0.3);
  background: rgba(61,213,152,0.08);
}
.step.disabled {
  opacity: 0.35;
  filter: grayscale(0.6);
}

.pipeline-footer {
  padding: 14px 18px;
  border-top: 1px solid var(--border-1);
  display: grid; grid-template-columns: 1fr 1fr;
  gap: 10px;
}
.mini-stat {
  display: flex; flex-direction: column; gap: 2px;
}
.mini-label {
  font-size: 10.5px;
  text-transform: uppercase; letter-spacing: 0.8px;
  color: var(--text-3);
}
.mini-val {
  font-family: var(--font-mono);
  font-size: 12.5px;
  color: var(--text-1);
}

/* ============================================================
   LLM Brain Panel
   ============================================================ */
.llm-panel { }
.brain-pulse {
  display: inline-grid; place-items: center;
  width: 28px; height: 28px;
  border-radius: 50%;
  color: var(--accent-a);
  background: rgba(37,244,238,0.08);
  border: 1px solid rgba(37,244,238,0.35);
  box-shadow: 0 0 18px rgba(37,244,238,0.25);
  transition: all 200ms ease;
}
[data-platform="youtube"] .brain-pulse {
  color: var(--accent-a);
  background: rgba(255,85,85,0.08);
  border-color: rgba(255,85,85,0.35);
  box-shadow: 0 0 18px rgba(255,85,85,0.25);
}
.brain-pulse.thinking { animation: thinkPulse 1.1s ease-in-out infinite; }
@keyframes thinkPulse {
  0%, 100% { box-shadow: 0 0 12px rgba(37,244,238,0.25); transform: scale(1); }
  50%      { box-shadow: 0 0 32px rgba(37,244,238,0.8);  transform: scale(1.08); }
}

.llm-tabs { display: inline-flex; background: var(--surface-1); border: 1px solid var(--border-1); border-radius: 8px; padding: 3px; }
.llm-tab {
  padding: 6px 14px;
  font-size: 12px; font-weight: 600;
  color: var(--text-2);
  border-radius: 5px;
  transition: all 150ms ease;
}
.llm-tab.active { background: var(--accent-a); color: var(--bg-0); }
[data-platform="youtube"] .llm-tab.active { color: #fff; }

.llm-body {
  flex: 1;
  overflow: hidden;
  position: relative;
}
.llm-tabpanel {
  display: none;
  position: absolute; inset: 0;
  padding: 18px;
  overflow: auto;
}
.llm-tabpanel.active { display: block; }

.code-block {
  position: relative;
  height: 100%;
  border-radius: var(--radius-md);
  background: var(--bg-0);
  border: 1px solid var(--border-1);
  overflow: hidden;
  display: flex;
  flex-direction: column;
}
.code-toolbar {
  display: flex; justify-content: space-between; align-items: center;
  padding: 8px 12px;
  background: var(--surface-1);
  border-bottom: 1px solid var(--border-1);
  font-size: 11px;
}
.code-chip {
  display: inline-block;
  font-family: var(--font-mono);
  padding: 3px 8px;
  border-radius: 4px;
  background: rgba(37,244,238,0.08);
  color: var(--accent-a);
  border: 1px solid rgba(37,244,238,0.2);
  font-size: 10.5px;
}
[data-platform="youtube"] .code-chip {
  background: rgba(255,85,85,0.08);
  color: var(--accent-a);
  border-color: rgba(255,85,85,0.2);
}

.code {
  margin: 0;
  padding: 14px 16px;
  flex: 1;
  overflow: auto;
  font-family: var(--font-mono);
  font-size: 12px;
  line-height: 1.55;
  color: var(--text-1);
  white-space: pre-wrap;
  word-break: break-word;
}
/* Syntax-ish colors for JSON */
.code .k { color: #8ab4ff; }          /* key */
.code .s { color: var(--success); }   /* string */
.code .n { color: var(--warning); }   /* number */
.code .b { color: var(--accent-b); }  /* boolean / null */
.code .p { color: var(--text-3); }    /* punctuation */
.code .h { color: var(--text-3); }    /* comment */

.typing-caret {
  display: none;
  width: 8px; height: 14px;
  background: var(--accent-a);
  animation: caret 1s steps(2) infinite;
  margin: -14px 0 10px 16px;
}
.typing-caret.active { display: inline-block; }
@keyframes caret { 50% { opacity: 0; } }

/* Decision tab */
.decision-card { display: flex; flex-direction: column; gap: 16px; height: 100%; }
.decision-badge {
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: 22px;
  letter-spacing: 1px;
  text-align: center;
  padding: 18px;
  border-radius: var(--radius-md);
  color: var(--text-3);
  background: var(--bg-0);
  border: 2px dashed var(--border-2);
  transition: all 250ms ease;
}
.decision-badge.watch-full {
  color: var(--success);
  border: 2px solid var(--success);
  background: rgba(61,213,152,0.08);
  box-shadow: 0 0 24px -6px var(--success);
}
.decision-badge.skip {
  color: var(--warning);
  border: 2px solid var(--warning);
  background: rgba(255,181,71,0.08);
}
.decision-badge.skip-mh {
  color: var(--danger);
  border: 2px solid var(--danger);
  background: rgba(255,91,125,0.08);
  box-shadow: 0 0 24px -6px var(--danger);
}
.decision-badge.watch-nm {
  color: var(--info);
  border: 2px solid var(--info);
  background: rgba(91,184,255,0.08);
}

.decision-meta {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 6px 14px;
  padding: 12px;
  background: var(--bg-0);
  border: 1px solid var(--border-1);
  border-radius: var(--radius-md);
  font-family: var(--font-mono);
  font-size: 12px;
}
.meta-row { display: flex; justify-content: space-between; align-items: center; gap: 8px; }
.meta-label { color: var(--text-3); font-size: 10.5px; text-transform: uppercase; letter-spacing: 0.8px; }
.meta-val { color: var(--text-1); font-weight: 600; font-size: 12.5px; }

.decision-reasoning {
  padding: 12px 14px;
  background: var(--surface-3);
  border: 1px solid var(--border-1);
  border-left: 3px solid var(--accent-a);
  border-radius: var(--radius-sm);
  font-size: 12.5px;
  line-height: 1.5;
  color: var(--text-1);
}

.decision-logic {
  background: var(--bg-0);
  border: 1px solid var(--border-1);
  border-radius: var(--radius-md);
  padding: 12px 14px;
  margin-top: auto;
}
.logic-title {
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.8px;
  color: var(--text-3);
  margin-bottom: 6px;
}
.logic-code {
  margin: 0;
  font-size: 11.5px;
  color: var(--text-1);
  line-height: 1.5;
}

/* ============================================================
   Decision timeline strip
   ============================================================ */
.timeline-strip {
  margin: 0 var(--grid-gap) var(--grid-gap);
  padding: 12px 18px 14px;
  background: var(--surface-1);
  border: 1px solid var(--border-1);
  border-radius: var(--radius-lg);
}
.timeline-head {
  display: flex; justify-content: space-between; align-items: center;
  gap: 12px;
  margin-bottom: 10px;
}
.timeline-title { margin-bottom: 0; }
.timeline {
  display: flex;
  gap: 8px;
  overflow-x: auto;
  padding-bottom: 4px;
  scrollbar-width: thin;
  min-height: 34px;
  align-items: center;
}
.timeline-empty {
  font-size: 12px;
  color: var(--text-3);
  font-family: var(--font-mono);
}
.chip {
  flex: none;
  display: inline-flex; align-items: center; gap: 7px;
  padding: 5px 10px 5px 6px;
  border-radius: 999px;
  border: 1px solid var(--border-2);
  background: var(--bg-0);
  font-family: var(--font-mono);
  font-size: 10.5px;
  font-weight: 600;
  letter-spacing: 0.4px;
  color: var(--text-2);
  transition: transform 150ms ease, box-shadow 150ms ease, border-color 150ms ease;
  animation: chipIn 300ms cubic-bezier(.2,.9,.3,1.2);
}
.chip:hover { transform: translateY(-2px); }
@keyframes chipIn {
  from { opacity: 0; transform: translateY(6px) scale(0.85); }
  to   { opacity: 1; transform: translateY(0)  scale(1); }
}
.chip-idx {
  display: inline-grid; place-items: center;
  min-width: 20px; height: 20px;
  padding: 0 4px;
  border-radius: 999px;
  background: var(--surface-3);
  color: var(--text-2);
  font-size: 10px;
}
.chip-watch-full { color: var(--success); border-color: rgba(61,213,152,0.45); }
.chip-watch-full:hover { box-shadow: 0 4px 14px -6px var(--success); }
.chip-skip       { color: var(--warning); border-color: rgba(255,181,71,0.45); }
.chip-skip:hover { box-shadow: 0 4px 14px -6px var(--warning); }
.chip-skip-mh    { color: var(--danger); border-color: rgba(255,91,125,0.45); }
.chip-skip-mh:hover { box-shadow: 0 4px 14px -6px var(--danger); }
.chip-watch-nm   { color: var(--info); border-color: rgba(91,184,255,0.45); }
.chip-watch-nm:hover { box-shadow: 0 4px 14px -6px var(--info); }

/* ============================================================
   Dock (bottom)
   ============================================================ */
.dock {
  display: grid;
  grid-template-columns: 1.1fr 1fr 1.3fr;
  gap: var(--grid-gap);
  padding: 0 var(--grid-gap) var(--grid-gap);
}
.dock-col {
  background: var(--surface-1);
  border: 1px solid var(--border-1);
  border-radius: var(--radius-lg);
  padding: 16px 18px;
  min-height: 200px;
  display: flex; flex-direction: column;
}
.dock-title {
  display: flex; justify-content: space-between; align-items: center;
  font-size: 12px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 1.2px;
  color: var(--text-2);
  margin-bottom: 12px;
}
.log-path { text-transform: none; letter-spacing: normal; font-family: var(--font-mono); font-size: 10.5px; }
.log-tools { display: inline-flex; align-items: center; gap: 10px; }
.log-btn {
  font-family: var(--font-mono);
  font-size: 10px;
  text-transform: uppercase;
  letter-spacing: 0.8px;
  color: var(--text-3);
  border: 1px solid var(--border-2);
  border-radius: 4px;
  padding: 3px 8px;
  transition: all 150ms ease;
}
.log-btn:hover { color: var(--accent-a); border-color: var(--accent-a); }

/* Stats */
.stats-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
  flex: 1;
}
.stat-tile {
  background: var(--bg-0);
  border: 1px solid var(--border-1);
  border-radius: var(--radius-md);
  padding: 14px;
  display: flex; flex-direction: column;
  justify-content: space-between;
  position: relative; overflow: hidden;
}
.stat-tile::after {
  content: "";
  position: absolute;
  inset: auto 0 0 0; height: 2px;
  background: linear-gradient(90deg, var(--accent-a), var(--accent-b));
  opacity: 0.5;
}
.stat-val {
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  font-size: 28px;
  font-weight: 700;
  color: var(--text-0);
  letter-spacing: -0.5px;
  line-height: 1;
}
.stat-val.pop { animation: statPop 350ms cubic-bezier(.2,.9,.3,1.4); }
@keyframes statPop {
  0%   { transform: scale(1); }
  40%  { transform: scale(1.12); color: var(--accent-a); }
  100% { transform: scale(1); }
}
.stat-label {
  font-size: 11px;
  color: var(--text-3);
  margin-top: 6px;
  text-transform: uppercase;
  letter-spacing: 0.6px;
}

/* Bars */
.bars {
  display: flex; flex-direction: column; gap: 10px;
  flex: 1; justify-content: center;
}
.bar-row {
  display: grid;
  grid-template-columns: 110px 1fr 36px;
  gap: 10px;
  align-items: center;
  font-family: var(--font-mono);
  font-size: 11px;
}
.bar-label { color: var(--text-2); }
.bar-track {
  height: 10px;
  background: var(--bg-0);
  border-radius: 999px;
  overflow: hidden;
  border: 1px solid var(--border-1);
}
.bar-fill {
  height: 100%;
  width: 0%;
  background: var(--text-3);
  transition: width 500ms cubic-bezier(.3, 1.2, .5, 1);
}
.bar-watch   { background: linear-gradient(90deg, #3dd598, #1fb37b); }
.bar-skip    { background: linear-gradient(90deg, #ffb547, #ff8a00); }
.bar-skipmh  { background: linear-gradient(90deg, #ff5b7d, #c82b5c); }
.bar-watchnm { background: linear-gradient(90deg, #5bb8ff, #2f80ed); }
.bar-val { text-align: right; color: var(--text-1); font-weight: 600; }

/* Log */
.log {
  flex: 1;
  background: var(--bg-0);
  border: 1px solid var(--border-1);
  border-radius: var(--radius-md);
  padding: 10px 12px;
  font-family: var(--font-mono);
  font-size: 11.5px;
  line-height: 1.55;
  color: var(--text-1);
  overflow: auto;
  min-height: 150px;
  max-height: 220px;
  scroll-behavior: smooth;
}
.log-line { margin: 0; padding: 1px 0; white-space: pre-wrap; }
.log-line .t { color: var(--text-3); margin-right: 8px; }
.log-line.info     { color: var(--text-1); }
.log-line.success  { color: var(--success); }
.log-line.llm      { color: var(--accent-a); }
.log-line.decision { color: var(--warning); }
.log-line.skip     { color: var(--danger); }
.log-line.navigate { color: var(--info); }

/* ============================================================
   Footer / keyboard shortcuts
   ============================================================ */
.app-footer {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 8px 22px;
  padding: 6px var(--grid-gap) 16px;
  font-size: 11px;
  color: var(--text-3);
}
.shortcut { display: inline-flex; align-items: center; gap: 6px; }
kbd {
  font-family: var(--font-mono);
  font-size: 10px;
  color: var(--text-2);
  background: var(--surface-2);
  border: 1px solid var(--border-2);
  border-bottom-width: 2px;
  border-radius: 5px;
  padding: 2px 6px;
  min-width: 14px;
  text-align: center;
}

/* ============================================================
   Utilities / responsive fallbacks
   ============================================================ */
@media (max-width: 1300px) {
  .main-grid {
    grid-template-columns: 1fr 1fr;
  }
  .llm-panel { grid-column: 1 / -1; }
  .dock { grid-template-columns: 1fr 1fr; }
  .log-col { grid-column: 1 / -1; }
}
@media (max-width: 900px) {
  .main-grid, .dock { grid-template-columns: 1fr; }
  .topbar { grid-template-columns: 1fr; gap: 12px; }
  .platform-toggle { justify-self: start; }
  .panel { min-height: 520px; }
  .app-footer { display: none; } /* keyboard hints are noise on touch devices */
}