/* Slovech — Soft Pastel Design System (Adaptive Themes) */
:root {
  --bg-app: #121318;
  --bg-card: rgba(26, 28, 36, 0.72);
  --bg-card-hover: rgba(33, 36, 46, 0.85);
  --bg-drawer: #171821;
  --border-subtle: rgba(255, 255, 255, 0.07);
  --border-card: rgba(255, 255, 255, 0.09);
  
  --text-main: #f1f5f9;
  --text-muted: #94a3b8;
  --text-dim: #64748b;
  
  --radius-xs: 8px;
  --radius-sm: 12px;
  --radius-md: 18px;
  --radius-lg: 24px;
  
  --font-sans: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-mono: 'JetBrains Mono', monospace;

  /* Default Theme: Dark + Lavender */
  --accent-main: #c4b5fd;
  --accent-strong: #a78bfa;
  --accent-bg: rgba(196, 181, 253, 0.12);
  --accent-border: rgba(196, 181, 253, 0.25);
  --glow-color: rgba(196, 181, 253, 0.08);
}

/* System Fallback: If device is in Light mode and no dark override */
@media (prefers-color-scheme: light) {
  :root:not([data-theme="dark"]) {
    --bg-app: #f4f6fb;
    --bg-card: rgba(255, 255, 255, 0.85);
    --bg-card-hover: rgba(255, 255, 255, 0.95);
    --bg-drawer: #ffffff;
    --border-subtle: rgba(15, 23, 42, 0.07);
    --border-card: rgba(15, 23, 42, 0.09);
    
    --text-main: #0f172a;
    --text-muted: #334155;
    --text-dim: #64748b;
    
    --accent-main: #7c3aed;
    --accent-strong: #8b5cf6;
    --accent-bg: rgba(124, 58, 237, 0.08);
    --accent-border: rgba(124, 58, 237, 0.22);
    --glow-color: rgba(139, 92, 246, 0.12);
  }
}

/* =========================================================
   DARK THEME ACCENTS
   ========================================================= */
[data-theme="dark"][data-accent="lavender"],
[data-theme="dark"] [data-accent="lavender"] {
  --accent-main: #c4b5fd;
  --accent-strong: #a78bfa;
  --accent-bg: rgba(196, 181, 253, 0.12);
  --accent-border: rgba(196, 181, 253, 0.25);
  --glow-color: rgba(196, 181, 253, 0.08);
}

[data-theme="dark"][data-accent="sage"],
[data-theme="dark"] [data-accent="sage"] {
  --accent-main: #a7f3d0;
  --accent-strong: #6ee7b7;
  --accent-bg: rgba(167, 243, 208, 0.12);
  --accent-border: rgba(167, 243, 208, 0.25);
  --glow-color: rgba(167, 243, 208, 0.08);
}

[data-theme="dark"][data-accent="sky"],
[data-theme="dark"] [data-accent="sky"] {
  --accent-main: #bae6fd;
  --accent-strong: #7dd3fc;
  --accent-bg: rgba(186, 230, 253, 0.12);
  --accent-border: rgba(186, 230, 253, 0.25);
  --glow-color: rgba(186, 230, 253, 0.08);
}

[data-theme="dark"][data-accent="peach"],
[data-theme="dark"] [data-accent="peach"] {
  --accent-main: #fed7aa;
  --accent-strong: #fdba74;
  --accent-bg: rgba(254, 215, 170, 0.12);
  --accent-border: rgba(254, 215, 170, 0.25);
  --glow-color: rgba(254, 215, 170, 0.08);
}

[data-theme="dark"][data-accent="rose"],
[data-theme="dark"] [data-accent="rose"] {
  --accent-main: #fbcfe8;
  --accent-strong: #f472b6;
  --accent-bg: rgba(251, 207, 232, 0.12);
  --accent-border: rgba(251, 207, 232, 0.25);
  --glow-color: rgba(251, 207, 232, 0.08);
}

/* =========================================================
   LIGHT THEME (ADAPTIVE CLEAN PASTEL)
   ========================================================= */
[data-theme="light"],
:root[data-theme="light"] {
  --bg-app: #f4f6fb;
  --bg-card: rgba(255, 255, 255, 0.85);
  --bg-card-hover: rgba(255, 255, 255, 0.95);
  --bg-drawer: #ffffff;
  --border-subtle: rgba(15, 23, 42, 0.07);
  --border-card: rgba(15, 23, 42, 0.09);
  
  --text-main: #0f172a;
  --text-muted: #334155;
  --text-dim: #64748b;
  
  --glow-color: rgba(139, 92, 246, 0.12);
}

[data-theme="light"][data-accent="lavender"],
[data-theme="light"] [data-accent="lavender"] {
  --accent-main: #7c3aed;
  --accent-strong: #8b5cf6;
  --accent-bg: rgba(124, 58, 237, 0.08);
  --accent-border: rgba(124, 58, 237, 0.22);
  --glow-color: rgba(139, 92, 246, 0.12);
}

[data-theme="light"][data-accent="sage"],
[data-theme="light"] [data-accent="sage"] {
  --accent-main: #059669;
  --accent-strong: #10b981;
  --accent-bg: rgba(5, 150, 105, 0.08);
  --accent-border: rgba(5, 150, 105, 0.22);
  --glow-color: rgba(16, 185, 129, 0.12);
}

[data-theme="light"][data-accent="sky"],
[data-theme="light"] [data-accent="sky"] {
  --accent-main: #0284c7;
  --accent-strong: #38bdf8;
  --accent-bg: rgba(2, 132, 199, 0.08);
  --accent-border: rgba(2, 132, 199, 0.22);
  --glow-color: rgba(56, 189, 248, 0.12);
}

[data-theme="light"][data-accent="peach"],
[data-theme="light"] [data-accent="peach"] {
  --accent-main: #ea580c;
  --accent-strong: #f97316;
  --accent-bg: rgba(234, 88, 12, 0.08);
  --accent-border: rgba(234, 88, 12, 0.22);
  --glow-color: rgba(249, 115, 22, 0.12);
}

[data-theme="light"][data-accent="rose"],
[data-theme="light"] [data-accent="rose"] {
  --accent-main: #e11d48;
  --accent-strong: #f43f5e;
  --accent-bg: rgba(225, 29, 72, 0.08);
  --accent-border: rgba(225, 29, 72, 0.22);
  --glow-color: rgba(244, 63, 94, 0.12);
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
  -webkit-tap-highlight-color: transparent;
}

body {
  font-family: var(--font-sans);
  background-color: var(--bg-app);
  color: var(--text-main);
  min-height: 100vh;
  position: relative;
  overflow-x: hidden;
  overscroll-behavior-y: none;
  -webkit-overflow-scrolling: touch;
  -webkit-font-smoothing: antialiased;
  padding-bottom: env(safe-area-inset-bottom, 24px);
  transition: background-color 0.3s ease, color 0.3s ease;
  user-select: text !important;
  -webkit-user-select: text !important;
  -webkit-touch-callout: default !important;
}

html, body, div, span, p, h1, h2, h3, article, main, section {
  user-select: text !important;
  -webkit-user-select: text !important;
  -webkit-touch-callout: default !important;
  touch-action: auto !important;
}

button, a, input, select, textarea, .glass-btn, .tab-item, .timecode-badge, .drawer-overlay, .track-wrapper {
  user-select: none !important;
  -webkit-user-select: none !important;
  -webkit-touch-callout: none !important;
}

/* Soft Ambient Glows */
.ambient-glow {
  position: fixed;
  width: 400px;
  height: 400px;
  border-radius: 50%;
  pointer-events: none;
  filter: blur(120px);
  z-index: 0;
  opacity: 0.6;
  transition: background 0.4s ease;
}

.glow-top {
  top: -150px;
  right: -100px;
  background: var(--glow-color);
}

.glow-bottom {
  bottom: 50px;
  left: -120px;
  background: var(--glow-color);
}

.app-container {
  max-width: 640px;
  margin: 0 auto;
  padding: 10px 12px 0;
  position: relative;
  z-index: 1;
}

/* Glassmorphism Card Style */
.glass-card {
  background: var(--bg-card);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid var(--border-card);
  border-radius: var(--radius-lg);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
  transition: all 0.25s ease;
}

[data-theme="light"] .glass-card {
  box-shadow: 0 8px 24px rgba(15, 23, 42, 0.05);
}

/* Interactive Buttons */
.glass-btn {
  background: rgba(255, 255, 255, 0.04);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid var(--border-subtle);
  color: var(--text-main);
  border-radius: var(--radius-xs);
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 5px;
  padding: 6px 10px;
  height: 34px;
  font-size: 12.5px;
  font-weight: 600;
  transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
  box-sizing: border-box;
}

[data-theme="light"] .glass-btn {
  background: rgba(255, 255, 255, 0.82);
  box-shadow: 0 2px 8px rgba(15, 23, 42, 0.04);
}

[data-theme="light"] .glass-btn:active {
  background: rgba(241, 245, 249, 0.95);
}

.glass-btn.icon-only {
  width: 34px;
  height: 34px;
  padding: 0;
  flex-shrink: 0;
}

.glass-btn.icon-only svg {
  width: 15px;
  height: 15px;
}

.glass-btn:active {
  transform: scale(0.94);
  background: rgba(255, 255, 255, 0.08);
}

/* Top Action Bar */
.top-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 14px;
  padding: 2px 0;
  gap: 6px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 6px;
  flex-shrink: 0;
}

.brand-icon {
  font-size: 18px;
  line-height: 1;
}

.brand-name {
  font-size: 15px;
  font-weight: 800;
  letter-spacing: -0.3px;
  color: var(--text-main);
  white-space: nowrap;
}

.top-actions {
  display: flex;
  align-items: center;
  gap: 5px;
  position: relative;
  flex-shrink: 0;
}

.history-count-badge {
  background: var(--accent-bg);
  color: var(--accent-main);
  border: 1px solid var(--accent-border);
  font-size: 10.5px;
  font-weight: 700;
  padding: 1px 5px;
  border-radius: 8px;
  margin-left: 1px;
}

/* Palette Dropdown */
.palette-wrapper {
  position: relative;
  flex-shrink: 0;
}

.palette-current-dot {
  width: 13px;
  height: 13px;
  border-radius: 50%;
  background: var(--accent-main);
  box-shadow: 0 0 8px var(--accent-main);
  transition: all 0.25s ease;
}

.palette-dropdown {
  position: absolute;
  top: calc(100% + 8px);
  right: 0;
  background: var(--bg-drawer);
  border: 1px solid var(--border-card);
  border-radius: var(--radius-md);
  padding: 10px 12px;
  box-shadow: 0 12px 36px rgba(0, 0, 0, 0.35);
  display: none;
  flex-direction: column;
  gap: 8px;
  z-index: 50;
  min-width: 160px;
  animation: popIn 0.2s cubic-bezier(0.16, 1, 0.3, 1);
}

[data-theme="light"] .palette-dropdown {
  box-shadow: 0 12px 36px rgba(15, 23, 42, 0.12);
}

.palette-dropdown.show {
  display: flex;
}

@keyframes popIn {
  from { opacity: 0; transform: scale(0.92) translateY(-6px); }
  to { opacity: 1; transform: scale(1) translateY(0); }
}

.palette-label {
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.8px;
  color: var(--text-dim);
}

.palette-colors {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 6px;
}

.color-dot {
  width: 24px;
  height: 24px;
  border-radius: 50%;
  background: var(--c);
  border: 2px solid transparent;
  cursor: pointer;
  transition: all 0.2s;
}

.color-dot.active {
  border-color: var(--text-main);
  transform: scale(1.18);
  box-shadow: 0 0 10px var(--c);
}

/* Copy Toast Tip */
.toast-tip {
  position: absolute;
  top: -32px;
  right: 0;
  background: var(--accent-strong);
  color: #ffffff;
  font-size: 11px;
  font-weight: 700;
  padding: 3px 8px;
  border-radius: 6px;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.2s;
  white-space: nowrap;
}

.toast-tip.show {
  opacity: 1;
}

/* Empty State */
.empty-state {
  text-align: center;
  padding: 48px 24px;
  margin-top: 20px;
}

.empty-icon {
  font-size: 44px;
  margin-bottom: 16px;
}

.empty-state h2 {
  font-size: 19px;
  font-weight: 700;
  margin-bottom: 10px;
  color: var(--text-main);
}

.empty-state p {
  font-size: 14px;
  line-height: 1.6;
  color: var(--text-muted);
}

/* Lecture Hero Card */
.lecture-hero {
  padding: 22px 22px 20px;
  margin-bottom: 16px;
  position: relative;
  overflow: hidden;
}

.meta-row {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 12px;
  flex-wrap: wrap;
}

.meta-pill {
  font-size: 11.5px;
  font-weight: 600;
  padding: 4px 10px;
  border-radius: 20px;
}

.date-pill {
  background: rgba(255, 255, 255, 0.05);
  color: var(--text-muted);
  border: 1px solid var(--border-subtle);
}

[data-theme="light"] .date-pill {
  background: rgba(15, 23, 42, 0.04);
}

.status-pill {
  background: var(--accent-bg);
  color: var(--accent-main);
  border: 1px solid var(--accent-border);
}

.lecture-heading {
  font-size: 21px;
  font-weight: 800;
  line-height: 1.35;
  letter-spacing: -0.4px;
  color: var(--text-main);
  user-select: text;
  -webkit-user-select: text;
}

/* Key Takeaways */
.takeaways-section {
  margin-bottom: 16px;
}

.section-heading {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 12px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.8px;
  color: var(--text-muted);
  margin-bottom: 10px;
  padding-left: 2px;
}

.heading-accent-bar {
  width: 4px;
  height: 14px;
  border-radius: 2px;
  background: var(--accent-main);
}

.takeaways-grid {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.takeaway-card {
  background: rgba(255, 255, 255, 0.025);
  border: 1px solid var(--border-subtle);
  border-left: 3px solid var(--accent-main);
  border-radius: var(--radius-sm);
  padding: 12px 14px;
  font-size: 14px;
  line-height: 1.5;
  color: var(--text-main);
  display: flex;
  align-items: flex-start;
  gap: 10px;
  user-select: text;
  -webkit-user-select: text;
}

[data-theme="light"] .takeaway-card {
  background: rgba(248, 250, 252, 0.85);
  border: 1px solid rgba(15, 23, 42, 0.06);
  border-left: 3.5px solid var(--accent-main);
  box-shadow: 0 2px 6px rgba(15, 23, 42, 0.02);
}

.takeaway-card svg {
  color: var(--accent-main);
  flex-shrink: 0;
  margin-top: 3px;
}

/* Soft Tab Selector */
.glass-tabs {
  display: grid;
  grid-template-columns: 1fr 1fr;
  padding: 5px;
  background: rgba(22, 24, 32, 0.85);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  margin-bottom: 14px;
  position: sticky;
  top: 10px;
  z-index: 10;
}

[data-theme="light"] .glass-tabs {
  background: rgba(241, 245, 249, 0.9);
  box-shadow: 0 4px 16px rgba(15, 23, 42, 0.04);
}

.tab-item {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 10px 16px;
  font-size: 13.5px;
  font-weight: 600;
  color: var(--text-muted);
  background: transparent;
  border: none;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
}

.tab-item.active {
  background: var(--accent-bg);
  color: var(--accent-main);
  border: 1px solid var(--accent-border);
}

[data-theme="light"] .tab-item.active {
  background: #ffffff;
  color: var(--accent-main);
  box-shadow: 0 2px 8px rgba(15, 23, 42, 0.08);
  border: 1px solid var(--accent-border);
}

/* Tab Panes */
.tab-content {
  display: none;
  animation: fadeUp 0.25s ease-out;
}

.tab-content.active {
  display: block;
}

@keyframes fadeUp {
  from { opacity: 0; transform: translateY(6px); }
  to { opacity: 1; transform: translateY(0); }
}

.paper-card {
  padding: 22px;
  line-height: 1.7;
  font-size: 15px;
  color: var(--text-muted);
}

.paper-card,
.paper-card *,
.transcript-render,
.transcript-render *,
.transcript-text,
.transcript-text *,
.transcript-block,
.transcript-block *,
.markdown-render,
.markdown-render * {
  user-select: text !important;
  -webkit-user-select: text !important;
  -moz-user-select: text !important;
  -ms-user-select: text !important;
  -webkit-touch-callout: default !important;
  cursor: text;
}

/* Selectable block — visual hint on long press */
.selectable-block {
  border-radius: 6px;
  transition: background 0.15s ease;
}

.selectable-block::selection,
.selectable-block *::selection {
  background: var(--accent-bg);
  color: var(--text-main);
}

/* Copy pane buttons */
.copy-pane-btn {
  display: flex;
  align-items: center;
  gap: 6px;
  margin: 0 0 10px 0;
  padding: 8px 14px;
  font-size: 13px;
  font-weight: 600;
  color: var(--accent-main);
  background: var(--accent-bg);
  border: 1px solid var(--accent-border);
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: all 0.18s ease;
  user-select: none;
  -webkit-user-select: none;
}

.copy-pane-btn:active {
  transform: scale(0.96);
  opacity: 0.8;
}

/* Friendly Markdown Styles (Inline for iOS Selection) */
.markdown-render .md-h1, .markdown-render .md-h2 {
  font-size: 17px;
  font-weight: 700;
  color: var(--accent-main);
}

.markdown-render .md-h3 {
  font-size: 15px;
  font-weight: 600;
  color: var(--text-main);
}

.markdown-render strong {
  font-weight: 600;
  color: var(--text-main);
}

.markdown-render li {
  margin-bottom: 6px;
}

.markdown-render strong {
  color: var(--text-main);
  font-weight: 700;
}

/* Transcript Tab & Search */
.search-box {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 14px;
  margin-bottom: 12px;
  border-radius: var(--radius-md);
}

.search-box svg {
  color: var(--text-dim);
  flex-shrink: 0;
}

.search-box input {
  flex: 1;
  background: transparent;
  border: none;
  outline: none;
  color: var(--text-main);
  font-size: 14px;
  font-family: var(--font-sans);
}

.search-box input::placeholder {
  color: var(--text-dim);
}

.clear-btn {
  background: transparent;
  border: none;
  color: var(--text-dim);
  font-size: 18px;
  cursor: pointer;
  padding: 0 4px;
}

.transcript-render {
  font-size: 14.5px;
  line-height: 1.7;
  color: var(--text-main);
  /* Flow naturally in document — no nested scroll or swipe conflict */
  padding: 16px 14px;
}

.transcript-block {
  display: flex;
  flex-direction: column;
  gap: 6px;
  padding: 10px 12px;
  margin-bottom: 10px;
  border-radius: var(--radius-sm);
  background: rgba(255, 255, 255, 0.025);
  border: 1px solid var(--border-subtle);
  transition: all 0.2s ease;
}

[data-theme="light"] .transcript-block {
  background: rgba(248, 250, 252, 0.75);
  border-color: rgba(15, 23, 42, 0.06);
}

.transcript-block.active-playing {
  border-color: var(--accent-border);
  background: var(--accent-bg);
  box-shadow: 0 0 16px var(--accent-bg);
}

.transcript-meta {
  display: flex;
  align-items: center;
  gap: 8px;
}

.timecode-badge {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  padding: 3px 8px;
  border-radius: 12px;
  background: var(--accent-bg);
  color: var(--accent-main);
  border: 1px solid var(--accent-border);
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 700;
  cursor: pointer;
  transition: all 0.15s ease;
  user-select: none;
  -webkit-user-select: none;
}

.timecode-badge:hover {
  transform: scale(1.05);
}

.timecode-badge:active {
  transform: scale(0.92);
  background: var(--accent-strong);
  color: #ffffff;
}

.transcript-text {
  font-size: 14.5px;
  line-height: 1.7;
  color: var(--text-main);
  user-select: text !important;
  -webkit-user-select: text !important;
  -webkit-touch-callout: default !important;
  cursor: text;
}

.transcript-text * {
  user-select: text !important;
  -webkit-user-select: text !important;
  -webkit-touch-callout: default !important;
}

.word-highlight {
  background: var(--accent-bg);
  color: var(--accent-main);
  padding: 2px 4px;
  border-radius: 4px;
  font-weight: 600;
}

/* Loading Spinner */
.loading-state {
  text-align: center;
  padding: 40px 20px;
  color: var(--text-muted);
}

.soft-spinner {
  width: 32px;
  height: 32px;
  border: 3px solid rgba(0, 0, 0, 0.08);
  border-top-color: var(--accent-main);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
  margin: 0 auto 14px;
}

[data-theme="dark"] .soft-spinner {
  border-color: rgba(255, 255, 255, 0.08);
  border-top-color: var(--accent-main);
}

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

/* Floating Audio Player */
.player-bottom-spacer {
  height: 110px;
}

.bottom-player {
  position: fixed;
  bottom: calc(env(safe-area-inset-bottom, 16px) + 12px);
  left: 16px;
  right: 16px;
  max-width: 608px;
  margin: 0 auto;
  background: rgba(23, 25, 34, 0.9);
  backdrop-filter: blur(28px);
  -webkit-backdrop-filter: blur(28px);
  border: 1px solid var(--border-card);
  border-radius: 20px;
  padding: 10px 16px 12px;
  box-shadow: 0 14px 40px rgba(0, 0, 0, 0.5);
  z-index: 90;
}

[data-theme="light"] .bottom-player {
  background: rgba(255, 255, 255, 0.92);
  box-shadow: 0 12px 35px rgba(15, 23, 42, 0.12);
}

/* Scrubber — Large generous touch area, visible 18px thumb, and live tooltip */
.track-wrapper {
  padding: 16px 0 14px;
  margin: -8px 0 -4px;
  cursor: pointer;
  position: relative;
  touch-action: none;
  -webkit-touch-callout: none;
  user-select: none;
  -webkit-user-select: none;
}

.track-bg {
  width: 100%;
  height: 6px;
  background: rgba(255, 255, 255, 0.12);
  border-radius: 10px;
  position: relative;
  transition: height 0.15s ease;
}

[data-theme="light"] .track-bg {
  background: rgba(15, 23, 42, 0.1);
}

.track-wrapper.dragging .track-bg {
  height: 8px;
}

.track-fill {
  height: 100%;
  width: 0%;
  background: var(--accent-main);
  border-radius: 10px;
  pointer-events: none;
}

.track-handle {
  position: absolute;
  top: 50%;
  left: 0%;
  transform: translate(-50%, -50%);
  width: 18px;
  height: 18px;
  background: #ffffff;
  border: 2.5px solid var(--accent-main);
  border-radius: 50%;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.35);
  pointer-events: none;
  opacity: 1;
  transition: transform 0.12s cubic-bezier(0.4, 0, 0.2, 1), box-shadow 0.12s ease;
  z-index: 5;
}

[data-theme="light"] .track-handle {
  background: #ffffff;
  border: 2.5px solid var(--accent-main);
  box-shadow: 0 2px 8px rgba(15, 23, 42, 0.2);
}

.track-wrapper:active .track-handle,
.track-wrapper.dragging .track-handle {
  transform: translate(-50%, -50%) scale(1.35);
  box-shadow: 0 0 14px var(--accent-main), 0 3px 10px rgba(0, 0, 0, 0.4);
}

.scrubber-tooltip {
  position: absolute;
  bottom: 24px;
  left: 50%;
  transform: translateX(-50%) translateY(4px);
  background: var(--bg-drawer);
  color: var(--text-main);
  border: 1px solid var(--accent-border);
  padding: 3px 8px;
  border-radius: 8px;
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 700;
  opacity: 0;
  pointer-events: none;
  transition: all 0.15s ease;
  box-shadow: 0 4px 14px rgba(0, 0, 0, 0.3);
  white-space: nowrap;
}

.track-wrapper.dragging .scrubber-tooltip {
  opacity: 1;
  transform: translateX(-50%) translateY(0);
}

/* Controls */
.player-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.player-time {
  font-family: var(--font-mono);
  font-size: 11.5px;
  color: var(--text-muted);
  min-width: 80px;
}

.time-sep {
  margin: 0 2px;
  opacity: 0.4;
}

.player-buttons {
  display: flex;
  align-items: center;
  gap: 14px;
}

.btn-skip {
  background: transparent;
  border: none;
  color: var(--text-muted);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: color 0.15s;
}

.btn-skip:active {
  color: var(--text-main);
  transform: scale(0.9);
}

.btn-play-pause {
  width: 42px;
  height: 42px;
  border-radius: 50%;
  background: var(--accent-strong);
  border: none;
  color: #ffffff;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 16px var(--accent-border);
  transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
}

[data-theme="dark"] .btn-play-pause {
  color: #121318;
}

[data-theme="light"] .btn-play-pause {
  color: #ffffff;
}

[data-theme="light"] .btn-skip {
  color: var(--text-dim);
}

[data-theme="light"] .btn-skip:active {
  color: var(--text-main);
}

.btn-play-pause:active {
  transform: scale(0.92);
}

.player-side {
  min-width: 80px;
  display: flex;
  justify-content: flex-end;
}

.speed-pill {
  font-family: var(--font-mono);
  font-size: 11.5px;
  font-weight: 700;
  padding: 5px 9px;
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--border-subtle);
  color: var(--text-main);
  cursor: pointer;
}

[data-theme="light"] .speed-pill {
  background: rgba(15, 23, 42, 0.04);
}

/* History Bottom Sheet Drawer */
.drawer-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.5);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  z-index: 200;
  display: none;
  align-items: flex-end;
  animation: fadeIn 0.2s ease-out;
}

.drawer-overlay.show {
  display: flex;
}

.drawer-container {
  width: 100%;
  max-width: 640px;
  margin: 0 auto;
  max-height: 80vh;
  background: var(--bg-drawer);
  border-top: 1px solid var(--border-card);
  border-radius: 28px 28px 0 0;
  padding: 12px 18px 30px;
  display: flex;
  flex-direction: column;
  animation: slideUp 0.28s cubic-bezier(0.16, 1, 0.3, 1);
}

@keyframes slideUp {
  from { transform: translateY(100%); }
  to { transform: translateY(0); }
}

.drawer-drag-pill {
  width: 38px;
  height: 4px;
  background: rgba(150, 150, 150, 0.3);
  border-radius: 10px;
  margin: 0 auto 12px;
}

.drawer-title-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 16px;
  padding: 0 4px;
}

.drawer-title-row h3 {
  font-size: 17px;
  font-weight: 800;
  color: var(--text-main);
}

.drawer-close-btn {
  background: transparent;
  border: none;
  color: var(--text-muted);
  font-size: 24px;
  cursor: pointer;
  line-height: 1;
}

.drawer-list {
  display: flex;
  flex-direction: column;
  gap: 10px;
  overflow-y: auto;
  padding-right: 2px;
}

.history-card {
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 14px 16px;
  cursor: pointer;
  display: flex;
  flex-direction: column;
  gap: 6px;
  transition: all 0.2s ease;
}

[data-theme="light"] .history-card {
  background: rgba(248, 250, 252, 0.9);
  border: 1px solid rgba(15, 23, 42, 0.06);
}

.history-card:active {
  transform: scale(0.98);
}

.history-card.active {
  border-color: var(--accent-border);
  background: var(--accent-bg);
}

.history-card-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
}

.history-card-date {
  font-size: 12px;
  color: var(--text-dim);
  font-weight: 500;
}

.history-card-active-tag {
  font-size: 10.5px;
  font-weight: 700;
  color: var(--accent-main);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.history-card-title {
  font-size: 15px;
  font-weight: 700;
  color: var(--text-main);
  line-height: 1.35;
}

.history-card-preview {
  font-size: 13px;
  color: var(--text-muted);
  line-height: 1.45;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

/* App Toast Notification */
.app-toast {
  position: fixed;
  top: 18px;
  left: 50%;
  transform: translateX(-50%) translateY(-24px);
  background: var(--bg-card);
  backdrop-filter: blur(24px);
  -webkit-backdrop-filter: blur(24px);
  border: 1px solid var(--accent-border);
  color: var(--text-main);
  padding: 8px 18px;
  border-radius: 30px;
  font-size: 13px;
  font-weight: 600;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.18);
  pointer-events: none;
  opacity: 0;
  transition: all 0.25s cubic-bezier(0.16, 1, 0.3, 1);
  z-index: 1000;
  display: flex;
  align-items: center;
  gap: 8px;
}

[data-theme="light"] .app-toast {
  box-shadow: 0 10px 30px rgba(15, 23, 42, 0.1);
  background: rgba(255, 255, 255, 0.95);
}

.app-toast.show {
  opacity: 1;
  transform: translateX(-50%) translateY(0);
}

/* Light theme markdown blockquotes & code */
[data-theme="light"] .markdown-render blockquote {
  background: var(--accent-bg);
  border-left: 3px solid var(--accent-main);
  color: var(--text-muted);
  padding: 10px 14px;
  border-radius: 0 var(--radius-xs) var(--radius-xs) 0;
}

[data-theme="light"] .markdown-render code {
  background: rgba(15, 23, 42, 0.05);
  color: var(--accent-main);
  padding: 2px 6px;
  border-radius: 4px;
  font-family: var(--font-mono);
  font-size: 13px;
}

[data-theme="light"] .markdown-render pre {
  background: rgba(248, 250, 252, 0.95);
  border: 1px solid rgba(15, 23, 42, 0.08);
  padding: 12px;
  border-radius: var(--radius-sm);
  overflow-x: auto;
}

[data-theme="light"] .track-handle {
  background: #ffffff;
  border: 2px solid var(--accent-main);
  box-shadow: 0 1px 5px rgba(15, 23, 42, 0.25);
}

/* Compact Mobile Optimization (iPhone mini / SE / narrow screens) */
@media (max-width: 375px) {
  .brand-name {
    font-size: 13.5px;
  }
  .app-container {
    padding: 8px 10px 0;
  }
  .top-actions {
    gap: 4px;
  }
  .glass-btn {
    padding: 5px 8px;
    height: 32px;
    font-size: 12px;
  }
  .glass-btn.icon-only {
    width: 32px;
    height: 32px;
  }
}

@media (max-width: 340px) {
  .brand-name {
    display: none;
  }
}