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

/* === Theme Tokens & Base Styles (Light Default) === */
body {
  --accent-color: #3b82f6;
  --bg-color: #f6f8fc;
  --canvas-color: var(--bg-color);

  /* Core Color Sources */
  --ui-ring-weak: rgba(0, 122, 255, 0.12);
  --ui-ring: rgba(0, 122, 255, 0.18);
  --ui-ring-strong: rgba(0, 122, 255, 0.2);
  --ui-dragover-bg: rgba(0, 122, 255, 0.15);
  --ui-dragover-bg-weak: rgba(0, 122, 255, 0.08);
  --ui-thumb-glow: rgba(59, 130, 246, 0.2);
  --ui-danger-border: rgba(194, 67, 67, 0.8);
  --ui-danger-ring: rgba(194, 67, 67, 0.2);
  --active-bg: rgba(59, 130, 246, 0.18);

  /* Semantic Colors (Use these in components) */
  --color-text: #222;
  --color-muted: #6b7280;
  --color-border: rgba(0, 0, 0, 0.1);
  --color-panel: rgba(255, 255, 255, 0.98);
  --color-surface: rgba(0, 0, 0, 0.03);
  --color-surface-hover: rgba(0, 0, 0, 0.06);
  --color-highlight: var(--accent-color);

  /* Radius */
  --radius-lg: 16px;
  --radius-pill: 14px;
  --radius-md: 12px;
  --radius-sm: 10px;
  --radius-xs: 8px;
  --radius-xxs: 7px;
  --radius-xxxs: 6px;
  --radius-xxxxs: 5px;
  --radius-full: 999px;
  --radius-circle: 50%;

  /* Spacing */
  --space-2: 2px;
  --space-4: 4px;
  --space-6: 6px;
  --space-8: 8px;
  --space-10: 10px;
  --space-12: 12px;
  --space-14: 14px;
  --space-15: 15px;
  --space-16: 16px;
  --space-18: 18px;
  --space-20: 20px;
  --space-24: 24px;
  --space-40: 40px;
  --space-54: 54px;
  --space-60: 60px;
  --space-80: 80px;
  --space-120: 120px;

  /* Common Multi-Value Tokens */
  --pad-card: var(--space-10) var(--space-12);

  /* Component Sizing */
  --control-size: 58px;
  --control-gap: 18px;
  --control-cluster: calc(var(--control-size) * 3 + var(--control-gap) * 2);
  --page-gutter: var(--space-24);
  --rail-offset: clamp(
    180px,
    calc(var(--control-cluster) + var(--page-gutter) + var(--space-8)),
    280px
  );
  --caret-color: #0f172a;
  --selection-bg: rgba(59, 130, 246, 0.25);
  --selection-color: #0b1220;
  --glass-bg: rgba(255, 255, 255, 0.75);

  /* Shadows */
  --shadow-panel: 0 12px 25px rgba(0, 0, 0, 0.12);
  --shadow-thumb: 0 2px 6px rgba(0, 0, 0, 0.15);
  --shadow-thumb-hover: 0 0 0 4px var(--ui-thumb-glow);

  /* Scrollbars */
  --scrollbar-track: transparent;
  --scrollbar-thumb: rgba(0, 0, 0, 0.18);
  --scrollbar-thumb-hover: rgba(0, 0, 0, 0.28);
  --gallery-backdrop-dim: rgba(0, 0, 0, 0.28);

  /* Icon Sizes (rem-based) */
  --icon-size-xxs: 0.85rem;
  --icon-size-xs: 1.125rem;
  --icon-size-sm: 1.25rem;
  --icon-size-md: 1.375rem;
  --icon-size-lg: 1.75rem;
  --icon-size-xl: 2rem;
  --icon-btn-size-sm: 1.875rem;
  --icon-btn-size-md: 2.125rem;
  --icon-btn-size-lg: 2.5rem;

  /* Motion */
  --transition-pop: opacity 0.2s ease, transform 0.2s ease;
  --transition-fade: opacity 0.2s ease;
  --transition-transform: transform 0.2s ease;
  --transition-bg: background-color 0.2s ease;
  --transition-fade-slow: opacity 0.3s ease;
  --transition-theme:
    background-color 0.3s ease, color 0.3s ease, border-color 0.3s ease,
    fill 0.3s ease, stroke 0.3s ease, box-shadow 0.3s ease;

  /* Z-Index Stack */
  --z-highlight: 2;
  --z-text: 3;
  --z-panels: 15;
  --z-follow-btn: 16;
  --z-fab: 18;
  --z-top-bar: 20;
  --z-gallery: 25;
  --z-context-menu: 30;

  --zoom-scale: 1;

  /* Layout Tokens */
  --container-width: 900px;
  --empty-panel-width: 960px;
  --context-menu-min-width: 120px;
  --dropdown-min-width: 160px;
  --dropdown-max-width: 260px;
  --empty-card-min-height: 400px;
  --top-entry-btn-size: calc(var(--icon-btn-size-lg) + var(--space-12));

  /* Selection Geometry (Scalable) */
  --sel-pin-head-d: calc(10px * var(--zoom-scale));
  --sel-pin-head-r: calc(5px * var(--zoom-scale)); /* Radius */
  --sel-pin-total-h: calc(30px * var(--zoom-scale));
  --sel-pin-offset-x: calc(-6px * var(--zoom-scale));
  --sel-pin-offset-y-top: calc(-7px * var(--zoom-scale));
  --sel-pin-offset-y-bottom: calc(-7px * var(--zoom-scale));

  /* Base */
  font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
  margin: 0;
  min-height: 100vh;
  background-color: var(--canvas-color);
  color: var(--color-text);
  padding: 0;
  opacity: 0;
  transition: var(--transition-theme);
}

/* Apply theme transition to common UI elements */
.panel-surface,
.action-button,
.circle-btn,
.keycap,
.subtitle-line,
.file-drop-zone,
.qa-answer,
.theme-mode-btn,
.canvas-swatch,
.action-dropdown,
.context-menu-item,
#transcript-container {
  transition: var(--transition-theme);
}

/* Specific transition for progress bar to avoid thumb rendering issues */
.progress-bar {
  transition:
    background-color 0.3s ease,
    border-color 0.3s ease;
}

/* === App Boot === */
body.ready {
  opacity: 1;
}

/* === Global Text Selection === */
.subtitle-text::selection,
.subtitle-text *::selection {
  background: transparent;
  background-color: transparent;
  color: inherit;
}

/* === Selection Overlay (Drag Select) === */
/* Real-time selection overlay */
.readcast-selection-overlay {
  pointer-events: none;
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: var(--z-highlight);
}

.readcast-overlay-rect {
  position: absolute;
  background-color: var(--selection-bg);
  z-index: 0;
}

/* === Word Hover Overlay === */
.readcast-word-hover-overlay {
  pointer-events: none;
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: var(--z-highlight);
}

.readcast-word-hover-rect {
  position: absolute;
  border-radius: var(--radius-xxxxs);
  background-color: var(--ui-dragover-bg-weak);
  box-shadow: 0 0 0 1px var(--ui-ring);
  transition:
    background-color 0.08s ease,
    box-shadow 0.08s ease;
}

.readcast-word-hover-rect.is-pressed {
  background-color: var(--ui-dragover-bg);
  box-shadow:
    inset 0 1px 2px rgba(0, 0, 0, 0.12),
    0 0 0 1px var(--ui-ring-strong);
}

/* === Selection Pins (Overlay + Highlight) === */
.readcast-highlight::before,
.readcast-highlight::after,
.readcast-overlay-rect.start::before,
.readcast-overlay-rect.end::after {
  content: '';
  position: absolute;
  width: var(--sel-pin-head-d);
  height: var(--sel-pin-total-h);
  z-index: -1;
  pointer-events: none;
  background-color: var(--color-highlight);
  -webkit-mask-image: url('../assets/selection-pin.svg');
  mask-image: url('../assets/selection-pin.svg');
  -webkit-mask-repeat: no-repeat;
  mask-repeat: no-repeat;
  -webkit-mask-size: 100% 100%;
  mask-size: 100% 100%;
  -webkit-mask-position: center;
  mask-position: center;
}

/* LEFT PIN: Head at Top, Stem Down */
.readcast-highlight::before,
.readcast-overlay-rect.start::before {
  left: var(--sel-pin-offset-x);
  top: var(--sel-pin-offset-y-top);
}

/* RIGHT PIN: Head at Bottom, Stem Up */
.readcast-highlight::after,
.readcast-overlay-rect.end::after {
  right: var(--sel-pin-offset-x);
  bottom: var(--sel-pin-offset-y-bottom);
  transform: scaleY(-1);
  transform-origin: center;
}

/* === Theme Override (Dark) === */
.theme-mode-dark {
  --bg-color: #0f1115;
  --accent-color: #5295f8; /* Deeper blue for dark mode */
  --ui-ring: rgba(82, 149, 248, 0.4);
  --ui-dragover-bg-weak: rgba(82, 149, 248, 0.2);
  --color-text: #e6eaf1;
  --color-panel: rgba(18, 23, 34, 0.92);
  --color-muted: #a3afc7;
  --color-border: rgba(0, 0, 0, 0.32);
  --color-surface: rgba(0, 0, 0, 0.06);
  --color-surface-hover: rgba(
    255,
    255,
    255,
    0.06
  ); /* Slightly lighter for dark mode hover */
  --caret-color: #f8fbff;
  --selection-bg: rgba(59, 130, 246, 0.5);
  --selection-color: #f8fbff;
  --glass-bg: rgba(26, 30, 40, 0.75);

  --scrollbar-thumb: rgba(255, 255, 255, 0.22);
  --scrollbar-thumb-hover: rgba(255, 255, 255, 0.32);
  --gallery-backdrop-dim: rgba(0, 0, 0, 0.5);
}

/* === Top Bar === */
.top-bar {
  position: fixed;
  top: var(--space-12);
  left: var(--page-gutter);
  right: auto;
  padding: 0;
  z-index: var(--z-top-bar);
}

.top-right-rail {
  position: fixed;
  top: var(--space-12);
  right: var(--page-gutter);
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: var(--space-10);
  z-index: var(--z-top-bar);
  pointer-events: none;
}

.top-right-rail .quick-actions,
.top-right-rail .top-entry-stack {
  pointer-events: auto;
}

.top-entry-stack {
  position: fixed;
  top: 50%;
  right: var(--page-gutter);
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: var(--space-10);
  transform: translate(calc(-0.5 * var(--icon-btn-size-lg)), -50%);
  pointer-events: auto;
}

.top-entry-btn {
  width: var(--top-entry-btn-size);
  height: var(--top-entry-btn-size);
  border-radius: var(--radius-md);
  border: none;
  padding: 0;
  cursor: pointer;
  color: var(--color-text);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  user-select: none;
  -webkit-user-select: none;
  transition: var(--transition-theme);
}

.top-entry-btn:hover,
.top-entry-btn:focus-visible {
  background-color: var(--color-surface-hover);
  outline: none;
}

.top-rail-tooltip {
  position: fixed;
  z-index: var(--z-top-bar);
  padding: var(--space-8) var(--space-10);
  border-radius: var(--radius-md);
  border: 1px solid var(--color-border);
  background-color: var(--color-panel);
  box-shadow: 0 18px 36px rgba(0, 0, 0, 0.16);
  color: var(--color-text);
  font-size: 0.8125rem;
  font-weight: 650;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  white-space: nowrap;
  pointer-events: none;
  opacity: 0;
  transform: translateY(-2px);
  transition: var(--transition-pop);
}

.top-rail-tooltip.visible {
  opacity: 0.98;
  transform: translateY(0);
}

.logo-mark {
  width: var(--control-cluster);
  min-height: 56px;
  border-radius: var(--radius-lg);
  font-size: 0.875rem;
  color: var(--color-highlight);
  font-weight: 700;
  text-transform: uppercase;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-12);
  padding: 0 var(--space-20);
}

.logo-icon {
  width: var(--icon-size-xl);
  height: var(--icon-size-xl);
  object-fit: contain;
}

.logo-text {
  letter-spacing: 0.3em;
}

.quick-actions {
  display: flex;
  align-items: center;
  gap: var(--space-12);
  margin-top: var(--space-8);
}

.top-entry-icon {
  width: var(--icon-size-md);
  height: var(--icon-size-md);
  display: block;
  color: var(--color-highlight);
}

/* === Gallery/LocalFiles Modals === */
.gallery-backdrop,
.localfiles-backdrop {
  position: fixed;
  inset: 0;
  z-index: var(--z-gallery);
  background: var(--gallery-backdrop-dim);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-18);
  box-sizing: border-box;
}

.theme-mode-dark .gallery-backdrop,
.theme-mode-dark .localfiles-backdrop {
  --gallery-backdrop-dim: rgba(0, 0, 0, 0.62);
  --color-panel: rgba(28, 28, 30, 0.96);
  --color-border: rgba(255, 255, 255, 0.08);
  --color-surface: rgba(255, 255, 255, 0.06);
  --color-surface-hover: rgba(255, 255, 255, 0.09);
  --color-text: rgba(235, 235, 245, 0.92);
  --color-muted: rgba(235, 235, 245, 0.6);
  --shadow-panel: 0 22px 60px rgba(0, 0, 0, 0.65);
  --scrollbar-thumb: rgba(255, 255, 255, 0.18);
  --scrollbar-thumb-hover: rgba(255, 255, 255, 0.28);
}

.gallery-backdrop[hidden],
.localfiles-backdrop[hidden] {
  display: none;
}

.gallery-modal,
.localfiles-modal {
  position: relative;
  width: min(58vw, 860px);
  height: 58vh;
  border-radius: var(--radius-lg);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  box-shadow: var(--shadow-panel);
}

.gallery-nav-row,
.localfiles-nav-row {
  display: flex;
  align-items: center;
  gap: var(--space-6);
  padding: var(--space-10) var(--space-14);
  border-bottom: 1px solid var(--color-border);
  background: rgba(255, 255, 255, 0.02);
}

.localfiles-title {
  flex: 1;
  min-width: 0;
  font-weight: 750;
  color: var(--color-text);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.gallery-nav-row[hidden] {
  display: none;
}

.gallery-tabs {
  display: flex;
  gap: var(--space-6);
  flex: 1;
}

.gallery-tabs[hidden] {
  display: none;
}

.gallery-tab {
  flex: 1;
  border: 1px solid transparent;
  border-radius: var(--radius-pill);
  padding: var(--space-8) var(--space-12);
  background: transparent;
  color: var(--color-muted);
  font-size: 0.85rem;
  font-weight: 650;
  cursor: pointer;
  min-width: 0;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.gallery-tab:hover,
.gallery-tab:focus-visible {
  background: var(--color-surface);
  outline: none;
  color: var(--color-text);
}

.gallery-tab.is-active {
  background: var(--color-panel);
  border-color: var(--color-border);
  color: var(--color-text);
  box-shadow: 0 0 0 1px var(--ui-ring-weak);
}

.gallery-header-bg {
  position: sticky;
  top: 0;
  left: 0;
  right: 0;
  height: calc(var(--icon-btn-size-md) + var(--space-12) * 2);
  background: var(--color-panel);
  opacity: 0;
  z-index: 2;
  pointer-events: none;
  user-select: none;
  border-bottom: 1px solid var(--color-border);
  transition: opacity 0.1s linear;
  margin-bottom: calc(-1 * (var(--icon-btn-size-md) + var(--space-12) * 2));
  animation: gallery-header-fade linear both;
  animation-timeline: scroll(nearest);
  animation-range: 0 60px;
}

.gallery-inline-nav {
  position: sticky;
  top: 0;
  height: 0;
  display: block;
  pointer-events: none;
  z-index: 3;
}

.gallery-inline-title {
  position: absolute;
  top: 0;
  left: calc(var(--icon-btn-size-md) + var(--space-12) + var(--space-8));
  right: calc(var(--icon-btn-size-md) + var(--space-12) + var(--space-8));
  height: calc(var(--icon-btn-size-md) + var(--space-12) * 2);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 1rem;
  color: var(--color-text);
  opacity: 0;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  pointer-events: none;
  animation: gallery-header-fade linear both;
  animation-timeline: scroll(nearest);
  animation-range: 0 60px;
}

.gallery-inline-back,
.gallery-inline-close {
  width: var(--icon-btn-size-md);
  height: var(--icon-btn-size-md);
  border-radius: var(--radius-circle);
  border: none;
  background: transparent;
  color: var(--color-text);
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
  pointer-events: auto;
  animation: gallery-btn-scale linear both;
  animation-timeline: scroll(nearest);
  animation-range: 0 60px;
}

.gallery-inline-back {
  position: absolute;
  top: var(--space-12);
  left: var(--space-12);
}

.gallery-inline-close {
  position: absolute;
  top: var(--space-12);
  right: var(--space-12);
}

.gallery-inline-back .gallery-nav-icon {
  width: var(--icon-size-sm);
  height: var(--icon-size-sm);
  display: block;
}

.gallery-inline-close .gallery-nav-icon {
  width: var(--icon-size-xs);
  height: var(--icon-size-xs);
  display: block;
}

.gallery-inline-back:hover,
.gallery-inline-close:hover,
.gallery-inline-back:focus-visible,
.gallery-inline-close:focus-visible {
  background: var(--color-surface);
  outline: none;
}

.gallery-modal.gallery-modal--narrow {
  width: min(94vw, clamp(500px, 44vw, 700px));
}

.gallery-modal[hidden],
.localfiles-modal[hidden] {
  display: none;
}

.gallery-close,
.gallery-refresh,
.localfiles-close {
  width: var(--icon-btn-size-md);
  height: var(--icon-btn-size-md);
  border-radius: var(--radius-circle);
  border: none;
  background: transparent;
  color: var(--color-text);
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
}

.gallery-close .gallery-nav-icon,
.gallery-refresh .gallery-nav-icon,
.localfiles-close .localfiles-nav-icon {
  width: var(--icon-size-xs);
  height: var(--icon-size-xs);
  display: block;
}

.gallery-close:hover,
.gallery-close:focus-visible,
.gallery-refresh:hover,
.gallery-refresh:focus-visible,
.localfiles-close:hover,
.localfiles-close:focus-visible {
  background: var(--color-surface);
  outline: none;
}

.gallery-toolbar {
  display: flex;
  align-items: center;
  padding: var(--space-12) var(--space-14);
  border-bottom: 1px solid var(--color-border);
  gap: var(--space-10);
}

.gallery-toolbar[hidden] {
  display: none !important;
}

.gallery-country,
.gallery-category {
  border-radius: var(--radius-md);
  border: 1px solid var(--color-border);
  background: rgba(255, 255, 255, 0.02);
  color: var(--color-text);
  padding: var(--space-10);
  font-size: 0.85rem;
}

.gallery-search {
  width: 100%;
  border-radius: var(--radius-md);
  border: 1px solid var(--color-border);
  background: rgba(255, 255, 255, 0.02);
  color: var(--color-text);
  padding: var(--space-10) var(--space-12);
  font-size: 0.9rem;
  flex: 1;
}

.gallery-search:focus {
  outline: none;
  box-shadow: 0 0 0 2px rgba(59, 130, 246, 0.35);
  border-color: rgba(59, 130, 246, 0.55);
}

.gallery-content,
.localfiles-content {
  position: relative;
  padding: var(--space-14);
  overflow: auto;
  flex: 1;
  scrollbar-gutter: stable;
  scrollbar-width: thin;
  scrollbar-color: var(--scrollbar-thumb) var(--scrollbar-track);
}

.gallery-content::-webkit-scrollbar,
.localfiles-content::-webkit-scrollbar {
  width: var(--space-12);
  background: var(--scrollbar-track);
}

.gallery-content::-webkit-scrollbar-track,
.localfiles-content::-webkit-scrollbar-track {
  background: var(--scrollbar-track);
}

.gallery-content::-webkit-scrollbar-track-piece,
.localfiles-content::-webkit-scrollbar-track-piece {
  background: var(--scrollbar-track);
}

.gallery-content::-webkit-scrollbar-corner,
.localfiles-content::-webkit-scrollbar-corner {
  background: transparent;
}

.gallery-content::-webkit-scrollbar-thumb,
.localfiles-content::-webkit-scrollbar-thumb {
  background-color: var(--scrollbar-thumb);
  border-radius: var(--radius-full);
  border: 3px solid transparent;
  background-clip: content-box;
}

.gallery-content::-webkit-scrollbar-thumb:hover,
.localfiles-content::-webkit-scrollbar-thumb:hover {
  background-color: var(--scrollbar-thumb-hover);
}

.gallery-empty,
.localfiles-empty {
  padding: var(--space-20);
  color: var(--color-muted);
  font-size: 0.9rem;
  text-align: center;
}

.gallery-section {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  margin-bottom: var(--space-12);
}

.gallery-section-title {
  font-weight: 750;
  font-size: 1rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--color-muted);
}

.gallery-grid,
.localfiles-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: var(--space-12);
}

.gallery-reco-groups {
  display: flex;
  flex-direction: column;
  gap: var(--space-16);
}

.gallery-reco-header {
  display: inline-flex;
  align-items: center;
  gap: var(--space-8);
  color: var(--color-muted);
  font-weight: 750;
  font-size: 0.85rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  margin-bottom: var(--space-10);
}

.gallery-reco-arrow {
  width: var(--icon-size-xxs);
  height: var(--icon-size-xxs);
  display: inline-block;
}

.gallery-reco-row {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: var(--space-12);
}

.gallery-reco-footer {
  padding: var(--space-14) 0 0;
  color: var(--color-muted);
  font-size: 0.9rem;
  text-align: center;
}

.gallery-reco-divider {
  height: 1px;
  background: var(--color-border);
  margin-top: var(--space-18);
  opacity: 0.8;
}

@media (max-width: 900px) {
  .gallery-modal,
  .localfiles-modal {
    width: min(54vw, 760px);
    height: 64vh;
  }
  .gallery-grid,
  .localfiles-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
  .gallery-reco-row {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 620px) {
  .gallery-grid,
  .localfiles-grid {
    grid-template-columns: minmax(0, 1fr);
  }
  .gallery-modal,
  .localfiles-modal {
    width: min(50vw, 520px);
    height: 60vh;
  }
  .gallery-reco-row {
    grid-template-columns: minmax(0, 1fr);
  }
}

.gallery-card,
.localfiles-card {
  display: flex;
  gap: var(--space-12);
  align-items: center;
  text-align: left;
  padding: var(--space-12);
  border-radius: var(--radius-md);
  border: 1px solid var(--color-border);
  background: rgba(255, 255, 255, 0.02);
  cursor: pointer;
  color: var(--color-text);
}

.gallery-card:hover,
.gallery-card:focus-visible,
.localfiles-card:hover,
.localfiles-card:focus-visible {
  background: var(--color-surface);
  outline: none;
}

.localfiles-art {
  width: var(--space-54);
  height: var(--space-54);
  border-radius: var(--radius-md);
  object-fit: cover;
  flex: 0 0 auto;
  border: 1px solid rgba(0, 0, 0, 0.12);
}

.localfiles-art.placeholder {
  background: var(--color-surface);
}

.gallery-card.disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

.gallery-art {
  width: var(--space-54);
  height: var(--space-54);
  border-radius: var(--radius-md);
  object-fit: cover;
  flex: 0 0 auto;
  border: 1px solid rgba(0, 0, 0, 0.12);
}

.gallery-meta,
.localfiles-meta {
  min-width: 0;
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.gallery-name,
.localfiles-name {
  font-weight: 650;
  font-size: 0.92rem;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.gallery-author,
.localfiles-author {
  font-size: 0.82rem;
  color: var(--color-muted);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.gallery-detail-row {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: var(--space-14);
  align-items: start;
  margin-bottom: var(--space-12);
}

.gallery-detail-art {
  width: var(--podcast-art-size, clamp(88px, 18vw, 128px));
  height: var(--podcast-art-size, clamp(88px, 18vw, 128px));
  border-radius: var(--radius-md);
  object-fit: cover;
  flex: 0 0 auto;
  border: 1px solid rgba(0, 0, 0, 0.12);
}

.gallery-detail-art.placeholder {
  background: var(--color-surface);
}

.gallery-detail-title {
  font-weight: 750;
  font-size: 1rem;
}

.gallery-detail-author {
  color: var(--color-muted);
  margin-top: var(--space-2);
  font-size: 0.85rem;
}

.gallery-detail-actions {
  margin-top: var(--space-10);
  display: inline-flex;
  align-items: center;
  gap: var(--space-10);
}

.gallery-detail-genre {
  margin-top: var(--space-6);
  color: var(--color-muted);
  font-size: 0.82rem;
  font-weight: 650;
}

.gallery-detail-desc {
  margin-top: var(--space-10);
  position: relative;
}

.gallery-detail-desc-text {
  color: var(--color-muted);
  font-size: 0.88rem;
  line-height: 1.35;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
  position: relative;
  z-index: 0;
}

.gallery-detail-more {
  position: absolute;
  right: 0;
  bottom: 0;
  border: none;
  background: var(--color-panel);
  color: var(--color-highlight);
  padding: 0 0 0 var(--space-2);
  font-size: 0.85rem;
  font-weight: 650;
  cursor: pointer;
  z-index: 1;
}

.gallery-detail-more::before {
  content: '';
  position: absolute;
  left: -1.5em;
  top: 0;
  bottom: 0;
  width: 1.5em;
  background: linear-gradient(90deg, transparent 0%, var(--color-panel) 75%);
}

.gallery-detail-more:hover,
.gallery-detail-more:focus-visible {
  text-decoration: underline;
  outline: none;
}

.gallery-info-overlay {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(0, 0, 0, 0.35);
  z-index: 10;
  padding: var(--space-16);
}

.gallery-info-panel {
  width: min(92vw, 520px);
  max-height: min(75vh, 560px);
  overflow: hidden;
  border-radius: var(--radius-lg);
  display: flex;
  flex-direction: column;
}

.gallery-info-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-10);
  padding: var(--space-12) var(--space-14);
}

.gallery-info-title {
  font-weight: 750;
  font-size: 0.95rem;
}

.gallery-info-close {
  width: var(--icon-btn-size-sm);
  height: var(--icon-btn-size-sm);
  border-radius: var(--radius-md);
  border: 1px solid var(--color-border);
  background: var(--color-panel);
  color: var(--color-muted);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  padding: 0;
}

.gallery-info-close:hover,
.gallery-info-close:focus-visible {
  background: var(--color-surface);
  outline: none;
  color: var(--color-highlight);
}

.gallery-info-body {
  padding: var(--space-14);
  overflow: auto;
  color: var(--color-text);
  font-size: 0.9rem;
  line-height: 1.45;
}

.gallery-subscribe {
  border-radius: var(--radius-md);
  border: 1px solid var(--color-border);
  background: var(--color-panel);
  color: var(--color-text);
  padding: var(--space-8) var(--space-10);
  cursor: pointer;
  font-size: 0.85rem;
  font-weight: 650;
}

.gallery-favorite-btn {
  width: var(--icon-btn-size-sm);
  height: var(--icon-btn-size-sm);
  border-radius: var(--radius-md);
  border: 1px solid var(--color-border);
  background: var(--color-panel);
  color: var(--color-muted);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  padding: 0;
}

.gallery-favorite-btn:hover,
.gallery-favorite-btn:focus-visible {
  background: var(--color-surface);
  outline: none;
  color: var(--color-highlight);
}

.gallery-favorite-btn.is-active {
  color: var(--color-highlight);
  box-shadow: 0 0 0 2px var(--ui-ring-weak);
}

.gallery-favorite-icon {
  width: var(--icon-size-xs);
  height: var(--icon-size-xs);
  display: block;
  fill: transparent;
  stroke: currentColor;
  stroke-width: 60px;
  stroke-linejoin: round;
  transition: fill 0.2s ease, stroke 0.2s ease;
}

.gallery-favorite-btn.is-active .gallery-favorite-icon {
  fill: currentColor;
  stroke: none;
}

.gallery-subscribe:hover,
.gallery-subscribe:focus-visible {
  background: var(--color-surface);
  outline: none;
}

.gallery-episodes {
  display: flex;
  flex-direction: column;
  gap: var(--space-8);
}

.gallery-modal--narrow .gallery-episodes {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: var(--space-12);
}

.gallery-modal--narrow .gallery-episode-row {
  width: 100%;
  min-width: 0;
}

.gallery-modal--narrow .gallery-episode-main {
  min-width: 0;
}

.gallery-episode-row {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: stretch;
  gap: var(--space-10);
}

.gallery-episode-row--with-fav-overlay {
  display: block;
  position: relative;
}









.gallery-episode-play-btn {
  width: var(--ep-play-size, 1.25em);
  height: var(--ep-play-size, 1.25em);
  font-size: var(--ep-title-font-size, 0.92rem);
  flex: 0 0 auto;
  border: none;
  background: transparent;
  color: currentColor;
  padding: 0;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  pointer-events: none;
  margin-top: calc(
    (var(--ep-title-line-height, 1.2) * 1em - var(--ep-play-size, 1.25em)) / 2
  );
}

.gallery-episode-row--with-fav-overlay:hover .gallery-episode-play-btn,
.gallery-episode-row--with-fav-overlay:focus-within .gallery-episode-play-btn {
  opacity: 1;
  pointer-events: auto;
}

@media (hover: none) {
  .gallery-episode-play-btn {
    opacity: 1;
    pointer-events: auto;
  }
}

.gallery-episode-play-icon {
  width: 85%;
  height: 85%;
  display: block;
}

.gallery-episode-body {
  min-width: 0;
  flex: 1;
  font-size: var(--ep-title-font-size, 0.92rem);
}

.gallery-episode-title-btn {
  border: none;
  background: transparent;
  color: inherit;
  padding: 0;
  font: inherit;
  line-height: var(--ep-title-line-height, 1.2);
  text-align: left;
  min-width: 0;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  cursor: pointer;
}

.gallery-episode-title-btn:hover,
.gallery-episode-title-btn:focus-visible {
  text-decoration: underline;
  outline: none;
}

.gallery-episode-art {
  width: 44px;
  height: 44px;
  border-radius: var(--radius-md);
  object-fit: cover;
  flex: 0 0 auto;
  border: 1px solid var(--color-border);
  background: rgba(255, 255, 255, 0.02);
}

.gallery-episode-art.placeholder {
  background: var(--color-surface);
}

.gallery-episode-main {
  flex: 1;
  display: flex;
  align-items: center;
  gap: var(--space-10);
}

.gallery-episode-fav {
  flex: 0 0 auto;
  align-self: stretch;
  height: 100%;
}

.gallery-episode-fav.gallery-favorite-btn {
  width: auto;
  height: 100%;
  aspect-ratio: 1 / 1;
  border-radius: var(--radius-md);
}

.gallery-episode-row--with-fav-overlay .gallery-episode-fav {
  position: absolute;
  right: var(--space-8);
  top: 50%;
  transform: translateY(-50%);
  width: var(--icon-btn-size-sm);
  height: var(--icon-btn-size-sm);
  opacity: 0;
  pointer-events: none;
  transition:
    opacity 0.12s ease,
    background-color 0.12s ease,
    box-shadow 0.12s ease;
}

.gallery-episode-row--with-fav-overlay:hover .gallery-episode-fav,
.gallery-episode-row--with-fav-overlay:focus-within .gallery-episode-fav {
  opacity: 1;
  pointer-events: auto;
}

@media (hover: none) {
  .gallery-episode-row--with-fav-overlay .gallery-episode-fav {
    opacity: 1;
    pointer-events: auto;
  }
}

.gallery-episode {
  text-align: left;
  border-radius: var(--radius-md);
  border: 1px solid var(--color-border);
  background: rgba(255, 255, 255, 0.02);
  padding: var(--space-8);
  cursor: pointer;
  color: var(--color-text);
}

.gallery-episode:hover,
.gallery-episode:focus-visible {
  background: var(--color-surface);
  outline: none;
}

.gallery-episode-title {
  font-weight: 650;
  font-size: 0.92rem;
}

.gallery-episode-desc {
  color: var(--color-muted);
  margin-top: var(--space-4);
  font-size: 0.85rem;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.gallery-episode-date {
  color: var(--color-muted);
  margin-top: 3px;
  font-size: 0.8rem;
}

.gallery-episode-detail {
  padding: var(--space-14);
  padding-top: calc(var(--icon-btn-size-md) + var(--space-12) * 2);
}

.gallery-episode-detail-title {
  font-weight: 700;
  font-size: 1rem;
  line-height: 1.2;
}

.gallery-episode-detail-meta {
  margin-top: var(--space-8);
  color: var(--color-muted);
  font-size: 0.85rem;
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
}

.gallery-episode-detail-actions {
  margin-top: var(--space-10);
  display: flex;
  align-items: center;
  gap: var(--space-10);
}

.gallery-episode-detail-play {
  display: inline-flex;
  align-items: center;
  gap: var(--space-8);
}

.gallery-episode-detail-desc {
  margin-top: var(--space-12);
  color: var(--color-text);
  font-size: 0.9rem;
  line-height: 1.45;
  white-space: pre-wrap;
}

.gallery-fav-episode-title,
.gallery-fav-podcast-title {
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.gallery-fav-meta {
  min-width: 0;
  flex: 1;
  display: flex;
  flex-direction: column;
}

.gallery-fav-episode-title {
  font-weight: 650;
  font-size: 0.92rem;
}

.gallery-fav-episode-title-text {
  display: inline-block;
  transform: translateX(0);
  will-change: transform;
}

@media (prefers-reduced-motion: reduce) {
  .gallery-fav-episode-title.is-marquee .gallery-fav-episode-title-text {
    animation: none !important;
  }
}

.gallery-fav-episode-title.is-marquee {
  text-overflow: clip;
}

.gallery-fav-episode-title.is-marquee .gallery-fav-episode-title-text {
  animation: gallery-marquee var(--marquee-duration, 6s) linear infinite
    alternate;
}

@keyframes gallery-marquee {
  from {
    transform: translateX(0);
  }
  to {
    transform: translateX(calc(-1 * var(--marquee-distance, 0px)));
  }
}

.gallery-fav-podcast-title {
  color: var(--color-muted);
  font-size: 0.82rem;
}

.gallery-fav-episode-date {
  color: var(--color-muted);
  font-size: 0.7rem;
  margin-top: 2px;
}

.gallery-error {
  border: 1px solid var(--color-border);
  background: rgba(255, 255, 255, 0.02);
  border-radius: var(--radius-md);
  padding: var(--space-14);
}

.gallery-error-title {
  font-weight: 750;
  font-size: 0.95rem;
  margin-bottom: 4px;
}

.gallery-error-text {
  color: var(--color-muted);
  font-size: 0.88rem;
  line-height: 1.35;
}

.gallery-error-actions {
  display: flex;
  gap: var(--space-10);
  margin-top: var(--space-12);
  flex-wrap: wrap;
}

.gallery-link-btn {
  border-radius: var(--radius-md);
  border: 1px solid var(--color-border);
  background: var(--color-panel);
  color: var(--color-text);
  padding: var(--space-8) var(--space-10);
  font-size: 0.85rem;
  font-weight: 650;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: var(--space-8);
}

.localfiles-actions {
  display: flex;
  justify-content: flex-end;
  margin-bottom: var(--space-12);
}

.localfiles-upload-btn {
  border-radius: var(--radius-md);
  border: 1px solid var(--color-border);
  background: var(--color-panel);
  color: var(--color-text);
  padding: var(--space-8) var(--space-10);
  cursor: pointer;
  font-size: 0.85rem;
  font-weight: 650;
}

.localfiles-upload-btn:hover,
.localfiles-upload-btn:focus-visible {
  background: var(--color-surface);
  outline: none;
}

.gallery-link-btn:hover,
.gallery-link-btn:focus-visible {
  background: var(--color-surface);
  outline: none;
}

.action {
  position: relative;
}

.action::after {
  content: '';
  position: absolute;
  top: 100%;
  left: calc(-1 * var(--space-10));
  right: calc(-1 * var(--space-10));
  height: var(--space-18);
  pointer-events: none;
}

.action-icon {
  width: var(--icon-size-md);
  height: var(--icon-size-md);
  display: block;
}

/* === Reusable Primitives === */
.mask-icon,
.circle-btn .control-icon {
  background-color: currentColor;
  mask-position: center;
  mask-repeat: no-repeat;
  mask-size: contain;
  -webkit-mask-position: center;
  -webkit-mask-repeat: no-repeat;
  -webkit-mask-size: contain;
}

/* === Surface / Panel Base === */
.panel-surface,
.keycap {
  background-color: var(--color-panel);
  border: 1px solid var(--color-border);
}

.action-button,
.zoom-btn,
.circle-btn,
.subtitle-copy-btn {
  display: flex;
  align-items: center;
  justify-content: center;
}

.action-button {
  width: var(--icon-btn-size-lg);
  height: var(--icon-btn-size-lg);
  border-radius: var(--radius-circle);
  box-shadow: 0 10px 25px rgba(0, 0, 0, 0.1);
  cursor: pointer;
  font-size: 1.125rem;
  color: var(--color-text);
}

.action-button:hover,
.action-button:focus-visible {
  background-color: var(--color-surface-hover); /* Apply the hover background */
  color: var(--color-highlight); /* Apply the hover color */
  outline: none; /* Remove default focus outline */
}

.action-dropdown {
  position: absolute;
  top: calc(100% + var(--space-12));
  right: 0;
  width: var(--dropdown-min-width);
  border-radius: var(--radius-pill);
  padding: var(--space-10);
  box-shadow: 0 20px 45px rgba(0, 0, 0, 0.2);
  display: flex;
  flex-direction: column;
  gap: var(--space-8);
  opacity: 0;
  pointer-events: none;
  transform: translateY(calc(-1 * var(--space-8)));
  transition: var(--transition-pop);
}

.action.open .action-dropdown {
  opacity: 1;
  pointer-events: auto;
  transform: translateY(0);
}

.action-dropdown button {
  border: none;
  background-color: transparent;
  border-radius: var(--radius-sm);
  padding: var(--space-8) var(--space-10);
  text-align: left;
  cursor: pointer;
  color: var(--color-text);
  font-size: 0.8125rem;
}

.action-dropdown button:hover,
.action-dropdown button.active {
  background-color: var(--color-surface);
  color: var(--color-highlight);
}

/* === FAB Dock (Keyboard / Help) === */
.fab-dock {
  position: fixed;
  right: var(--page-gutter);
  bottom: var(--page-gutter);
  display: flex;
  align-items: flex-end;
  gap: var(--space-12);
  z-index: var(--z-fab);
}

.shortcut-fab,
.qa-fab {
  position: relative;
}

.shortcut-dropdown {
  width: max-content;
  min-width: var(--dropdown-min-width);
  max-width: var(--dropdown-max-width);
  gap: var(--space-6);
  align-items: stretch;
}

.fab-dock .action-dropdown {
  top: auto;
  bottom: calc(100% + var(--space-12));
  right: 0;
  left: auto;
  transform: translateY(var(--space-8));
  text-align: left;
}

.shortcut-dropdown strong,
.shortcut-dropdown .shortcut-label {
  display: block;
}

.shortcut-dropdown strong {
  display: block;
  font-size: 0.75rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--color-muted);
  margin-bottom: var(--space-4);
}

.shortcut-row {
  display: flex;
  align-items: center;
  gap: var(--space-10);
  padding: var(--space-6);
  white-space: nowrap;
}

.keycap {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: var(--space-60);
  padding: var(--space-6);
  border-radius: var(--radius-xs);
  box-shadow:
    inset 0 -1px 0 rgba(0, 0, 0, 0.04),
    0 4px 10px rgba(0, 0, 0, 0.08);
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--color-text);
  text-align: center;
  white-space: nowrap;
}

.keycap-arrow {
  padding: var(--space-6);
}

.keycap-icon {
  width: var(--space-18);
  height: var(--space-18);
  display: block;
}

.shortcut-label {
  font-size: 0.75rem;
  color: var(--color-text);
  text-align: left;
}

.qa-dropdown {
  width: 560px;
  gap: var(--space-10);
  padding: var(--space-12);
}

.qa-item {
  display: flex;
  flex-direction: column;
  gap: var(--space-6);
}

.qa-question {
  font-size: 0.875rem;
  font-weight: 700;
  color: var(--color-text);
}

.qa-answer {
  font-size: 0.8125rem;
  line-height: 1.5;
  color: var(--color-text);
  background-color: var(--color-surface);
  border-radius: var(--radius-sm);
  padding: var(--space-10);
  border: 1px solid var(--color-border);
}

.theme-dropdown {
  width: 200px;
  gap: var(--space-8);
}

.zoom-direct {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  margin-right: var(--space-4);
  height: var(--space-40);
  padding: 0 var(--space-6);
  border-radius: var(--radius-xs); /* Rounded rectangle for the bar */
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.05);

  opacity: 0; /* Hidden by default */
  pointer-events: none; /* Not interactive when hidden */
  transition: var(--transition-fade-slow); /* Smooth transition */
}

.zoom-direct.show {
  opacity: 1;
  pointer-events: auto; /* Interactive when shown */
}

.zoom-btn {
  width: var(--icon-size-lg);
  height: var(--icon-size-lg);
  border: none;
  background-color: transparent;
  border-radius: var(--radius-circle);
  color: var(--color-text);
  font-size: 1.125rem;
  line-height: 1;
  cursor: pointer;
  transition: var(--transition-bg);
}

.zoom-btn:hover,
.zoom-btn:focus-visible {
  background-color: var(
    --color-surface-hover
  ); /* Use custom hover background */
  color: var(--color-highlight);
}

.zoom-value {
  font-size: 0.625rem; /* Reduced font size by 1px */
  font-weight: 600;
  font-variant-numeric: tabular-nums;
  color: var(--color-muted);
  min-width: 44px;
  text-align: center;
  cursor: default;
}

.zoom-reset-btn {
  font-size: 0.6875rem;
  color: var(--color-highlight);
  background-color: var(--color-surface);
  border: 1px solid var(--color-highlight);
  border-radius: var(--radius-md);
  padding: var(--space-4) var(--space-10);
  margin-left: var(--space-4);
  cursor: pointer;
  transition:
    background-color 0.2s ease,
    border-color 0.2s ease;
}

.zoom-reset-btn:hover,
.zoom-reset-btn:focus-visible {
  border-color: var(--color-highlight);
  color: var(--color-highlight);
  background-color: var(
    --color-surface-hover
  ); /* Use custom hover background */
  outline: none; /* Remove default focus outline if present */
}

/* === Theme & Canvas Controls === */

.theme-section-label {
  font-size: 0.6875rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--color-muted);
  margin: var(--space-2) 0 var(--space-4);
}

.theme-row {
  display: flex;
  gap: var(--space-8);
  align-items: stretch;
  flex-wrap: nowrap;
}

.mode-row {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-8);
  padding: 0 var(--space-8);
}

.theme-mode-btn {
  width: 100%;
  min-width: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-8) var(--space-6);
  background-color: var(--color-surface);
  border-radius: var(--radius-sm);
  border: 1px solid var(--color-border);
  cursor: pointer;
  color: var(--color-text);
  transition:
    border-color 0.2s ease,
    transform 0.15s ease,
    box-shadow 0.2s ease;
}

.theme-mode-btn:hover {
  transform: translateY(-1px);
  border-color: var(--color-highlight);
  color: var(--color-highlight);
}

.theme-mode-btn.active {
  border-color: var(--color-highlight);
  box-shadow: 0 0 0 2px var(--ui-ring-weak);
}

.theme-mode-icon {
  width: var(--icon-size-md);
  height: var(--icon-size-md);
  display: block;
}

.canvas-swatch {
  width: 100%;
  aspect-ratio: 1 / 1;
  min-width: 0;
  box-sizing: border-box;
  font-size: 0;
  border-radius: var(--radius-xxs);
  border: 1px solid rgba(0, 0, 0, 0.16);
  box-shadow:
    inset 0 0 0 1px rgba(255, 255, 255, 0.5),
    0 0 0 1px rgba(0, 0, 0, 0.05);
  appearance: none;
  padding: 0;
  cursor: pointer;
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  transition:
    transform 0.15s ease,
    box-shadow 0.2s ease,
    border-color 0.2s ease;
}

.canvas-swatch::after {
  content: '';
  position: absolute;
  inset: 7px;
  border-radius: var(--radius-xxxs);
  border: 2px solid #fff;
  opacity: 0;
  transition: var(--transition-fade);
}

.canvas-swatch:hover {
  transform: translateY(-1px);
  box-shadow: 0 10px 20px rgba(0, 0, 0, 0.15);
}

.canvas-swatch:hover::after {
  opacity: 0.3;
}

.canvas-swatch.active {
  border-color: var(--color-highlight);
  box-shadow: 0 0 0 2px var(--ui-ring);
}

.canvas-swatch.active::after {
  opacity: 0.6;
}

.canvas-row {
  align-items: center;
  padding: 0 var(--space-8) var(--space-6);
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: var(--space-8);
}

/* === Left Controls Dock (Upload / Progress / Player) === */
.control-dock {
  position: fixed;
  left: var(--page-gutter);
  bottom: var(--page-gutter);
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: var(--control-gap);
  z-index: var(--z-panels);
}

.drop-wrapper {
  width: var(--control-cluster);
  display: flex;
  flex-direction: column;
  gap: var(--space-10);
}

.combined-card {
  display: flex;
  flex-direction: column;
  gap: var(--space-10);
  padding: 0;
  background-color: transparent;
  border: none;
  box-shadow: none;
  width: auto;
}

.intro-tag,
.intro-title,
.intro-hint {
  display: none;
  margin: 0;
}

.warning-container {
  display: flex;
  flex-direction: column;
  gap: var(--control-gap);
}

.warnings-list {
  display: flex;
  flex-direction: column;
  gap: var(--control-gap);
}

.warning-banner {
  display: none;
  width: 100%;
  color: var(--color-text);
  border-radius: var(--radius-md);
  padding: var(--pad-card);
  font-size: 0.8125rem;
  box-shadow: 0 10px 20px rgba(0, 0, 0, 0.08);
  box-sizing: border-box;
  align-items: center;
  gap: var(--space-8);
  opacity: 0;
  transform: translateY(-6px);
  transition:
    opacity 0.16s ease,
    transform 0.16s ease;
}

.warning-banner.visible {
  opacity: 1;
  transform: translateY(0);
  display: flex;
}

.warning-icon {
  width: var(--icon-size-xs);
  height: var(--icon-size-xs);
  flex: 0 0 auto;
  display: block;
}

.warning-text {
  flex: 1 1 0;
  min-width: 0;
  word-break: break-word;
  white-space: normal;
  line-height: 1.4;
}

.warning-banner + .intro-lead {
  margin-top: var(--space-6);
}

.intro-lead {
  display: none;
  font-size: 1.5rem;
  font-weight: 700;
  letter-spacing: 0.02em;
  color: var(--color-text);
  margin: 0 0 var(--space-20);
  text-align: center;
}

.intro-meta {
  display: none;
  margin: 0 0 var(--space-6);
  font-size: 0.75rem;
  color: var(--color-muted);
  width: 100%;
  text-align: center;
}

.intro-tag {
  font-size: 0.75rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--color-muted);
}

.intro-title {
  font-size: 1.625rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.intro-hint {
  font-size: 0.8125rem;
  color: var(--color-muted);
}

.file-drop-zone {
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-12) var(--space-16);
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: var(--space-6);
  color: var(--color-muted);
  transition:
    border-color 0.2s ease,
    background-color 0.2s ease;
  cursor: pointer;
  background-color: var(--color-panel);
  box-shadow: 0 12px 25px rgba(0, 0, 0, 0.08);
}

.file-drop-zone[hidden] {
  display: none !important;
}

.file-drop-zone--empty {
  border-style: dashed;
}

.file-drop-zone--floating {
  border-style: solid;
}

.file-drop-zone:hover {
  background-color: var(--color-surface);
  border-color: var(--color-highlight);
}

.file-drop-zone.dragover {
  border-color: var(--color-highlight);
  background-color: var(--ui-dragover-bg);
  color: var(--color-highlight);
}

.drop-title {
  margin: 0;
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--color-text);
  display: flex;
  align-items: center;
  gap: var(--space-6);
}

.drop-icon {
  font-size: 1rem;
  line-height: 1;
  color: var(--color-highlight);
}

.drop-svg-icon {
  width: var(--icon-size-xs);
  height: var(--icon-size-xs);
  display: block;
}

.media-support {
  display: flex;
  gap: var(--space-12);
  font-size: 0.6875rem;
  color: var(--color-muted);
  margin-top: var(--space-2);
}

.media-check {
  display: flex;
  align-items: center;
  gap: var(--space-4);
  user-select: none;
}

.media-check input {
  pointer-events: none;
  appearance: none;
  width: 11px;
  height: 11px;
  border-radius: var(--radius-circle);
  border: 1px solid var(--color-border);
  background-color: transparent;
  display: grid;
  place-items: center;
  transition:
    border-color 0.2s ease,
    background-color 0.2s ease,
    box-shadow 0.2s ease;
  position: relative;
}

.media-check input::after {
  content: '';
  width: 3px;
  height: 3px;
  border-radius: var(--radius-circle);
  background-color: var(--color-panel);
  transform: scale(0);
  transition: var(--transition-transform);
}

.media-check input:checked {
  background-color: var(--color-highlight);
  border-color: var(--color-highlight);
  box-shadow: 0 0 0 2px var(--ui-ring-strong);
}

.media-check input:checked::after {
  transform: scale(1);
}

.floating-controls {
  display: flex;
  gap: var(--control-gap);
  width: 100%;
}

.circle-btn {
  width: var(--control-size);
  height: var(--control-size);
  border-radius: var(--radius-circle);
  border: none;
  background-color: var(--color-panel);
  box-shadow: 0 15px 35px rgba(0, 0, 0, 0.25);
  color: var(--color-text);
  font-size: 1.375rem;
  cursor: pointer;
  transition: var(--transition-transform);
}

.circle-btn .control-icon {
  width: var(--icon-size-lg);
  height: var(--icon-size-lg);
  display: inline-block;
  filter: drop-shadow(0 1px 1px rgba(0, 0, 0, 0.3));
}

.icon-prev {
  mask-image: url('../assets/keyboard_arrow_up.svg');
  -webkit-mask-image: url('../assets/keyboard_arrow_up.svg');
}

.icon-next {
  mask-image: url('../assets/keyboard_arrow_down.svg');
  -webkit-mask-image: url('../assets/keyboard_arrow_down.svg');
}

.icon-play {
  mask-image: url('../assets/play.svg');
  -webkit-mask-image: url('../assets/play.svg');
}

.icon-play-full {
  mask-image: url('../assets/play_full.svg');
  -webkit-mask-image: url('../assets/play_full.svg');
}

.icon-pause {
  mask-image: url('../assets/pause.svg');
  -webkit-mask-image: url('../assets/pause.svg');
}

.icon-keyboard {
  mask-image: url('../assets/keyboard.svg');
  -webkit-mask-image: url('../assets/keyboard.svg');
}

.icon-question {
  mask-image: url('../assets/question.svg');
  -webkit-mask-image: url('../assets/question.svg');
}

.icon-settings {
  mask-image: url('../assets/settings.svg');
  -webkit-mask-image: url('../assets/settings.svg');
}

.icon-arrow-left {
  mask-image: url('../assets/arrow_left.svg');
  -webkit-mask-image: url('../assets/arrow_left.svg');
}

.icon-arrow-right {
  mask-image: url('../assets/arrow_right.svg');
  -webkit-mask-image: url('../assets/arrow_right.svg');
}

.icon-arrow-forward {
  mask-image: url('../assets/arrow_forward.svg');
  -webkit-mask-image: url('../assets/arrow_forward.svg');
}

.icon-arrow-back {
  mask-image: url('../assets/arrow_back.svg');
  -webkit-mask-image: url('../assets/arrow_back.svg');
}

.icon-close {
  mask-image: url('../assets/close.svg');
  -webkit-mask-image: url('../assets/close.svg');
}

.icon-refresh {
  mask-image: url('../assets/refresh.svg');
  -webkit-mask-image: url('../assets/refresh.svg');
}

.icon-language {
  mask-image: url('../assets/language.svg');
  -webkit-mask-image: url('../assets/language.svg');
}

.icon-gallery {
  mask-image: url('../assets/gallery.svg');
  -webkit-mask-image: url('../assets/gallery.svg');
}

.icon-folder {
  mask-image: url('../assets/folder.svg');
  -webkit-mask-image: url('../assets/folder.svg');
}

.icon-subscriptions {
  mask-image: url('../assets/subscriptions.svg');
  -webkit-mask-image: url('../assets/subscriptions.svg');
}

.icon-star {
  mask-image: url('../assets/star.svg');
  -webkit-mask-image: url('../assets/star.svg');
}

.icon-star-full {
  mask-image: url('../assets/star_full.svg');
  -webkit-mask-image: url('../assets/star_full.svg');
}

.icon-light-mode {
  mask-image: url('../assets/light_mode.svg');
  -webkit-mask-image: url('../assets/light_mode.svg');
}

.icon-dark-mode {
  mask-image: url('../assets/dark_mode.svg');
  -webkit-mask-image: url('../assets/dark_mode.svg');
}

.icon-computer {
  mask-image: url('../assets/computer.svg');
  -webkit-mask-image: url('../assets/computer.svg');
}

.icon-copy {
  mask-image: url('../assets/copy.svg');
  -webkit-mask-image: url('../assets/copy.svg');
}

.icon-check {
  mask-image: url('../assets/check.svg');
  -webkit-mask-image: url('../assets/check.svg');
}

.icon-error {
  mask-image: url('../assets/error.svg');
  -webkit-mask-image: url('../assets/error.svg');
}

.circle-btn:hover {
  transform: translateY(-3px);
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  border: 0;
}

/* === Transcript === */
#transcript-container {
  max-width: var(--container-width);
  margin: 0 auto;
  padding: var(--space-120) var(--page-gutter) var(--space-40)
    var(--rail-offset);
  min-height: 100vh;
  scroll-behavior: smooth;
  background-color: var(--canvas-color);
}

.subtitle-line {
  position: relative;
  padding: var(--space-12) var(--space-54) var(--space-12) var(--space-15);
  margin-bottom: var(--space-8);
  border-radius: var(--radius-xxxs);
  cursor:
    url('../assets/touch.svg') 9 9,
    pointer;
  line-height: 1.6;
  color: var(--color-text);
  transition: var(--transition-bg);
  background-color: transparent;
}

.subtitle-line:hover {
  background-color: var(--color-surface);
}

.subtitle-line.active {
  color: var(--color-text);
  font-weight: 600;
  background-color: var(--active-bg);
  border-left: 4px solid var(--color-highlight);
}

.subtitle-copy-btn {
  position: absolute;
  right: var(--space-12);
  bottom: var(--space-12);
  width: var(--icon-btn-size-sm);
  height: var(--icon-btn-size-sm);
  border-radius: var(--radius-xs);
  border: 1px solid var(--color-border);
  background-color: var(--color-panel);
  color: var(--color-muted);
  padding: 0;
  cursor: pointer;
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transform: translateY(4px);
  transition: var(--transition-pop);
}

.subtitle-line:hover .subtitle-copy-btn,
.subtitle-line:focus-within .subtitle-copy-btn {
  opacity: 0.9;
  visibility: visible;
  pointer-events: auto;
  transform: translateY(0);
}

.subtitle-copy-btn:hover,
.subtitle-copy-btn:focus-visible,
.subtitle-copy-btn.copied {
  opacity: 1;
  color: var(--color-highlight);
  transform: translateY(-1px);
  outline: none;
  background-color: var(--color-surface);
}

.subtitle-copy-btn.copy-error {
  border-color: var(--ui-danger-border);
  box-shadow: 0 0 0 2px var(--ui-danger-ring);
}

.subtitle-copy-icon {
  width: 0.9375rem;
  height: 0.9375rem;
  display: block;
  pointer-events: none;
  transition: var(--transition-transform);
}

.subtitle-copy-btn.copied .subtitle-copy-icon {
  transform: scale(1.05);
}

.subtitle-time {
  font-size: calc(0.75rem * var(--zoom-scale));
  color: var(--color-muted);
  margin-bottom: var(--space-4);
  letter-spacing: 0.05em;
}

.subtitle-text {
  font-size: calc(0.9375rem * var(--zoom-scale));
  color: var(--color-text);
  display: inline;
  max-width: none;
  cursor:
    url('../assets/select.svg') 12 12,
    text;
  caret-color: var(--caret-color);
  position: relative;
  z-index: var(--z-text);
}

::highlight(lookup-highlight) {
  background-color: transparent;
  color: var(--color-highlight);
}

.state-selecting .subtitle-text {
  cursor: none;
}

/* === Selection Highlight (Persistent) === */
.readcast-highlight {
  background-color: var(--selection-bg);
  color: var(--selection-color);
  border-radius: 0;
  position: relative;
  z-index: 0;
  cursor: text;
}

/* === Context Menu (Selection) === */
.context-menu {
  position: fixed;
  z-index: var(--z-context-menu);
  border-radius: var(--radius-sm);
  box-shadow: 0 18px 36px rgba(0, 0, 0, 0.16);
  padding: 0;
  display: flex; /* Make it a flex container */
  flex-direction: row; /* Arrange items horizontally */
  gap: 0;
}

.context-menu::after {
  content: '';
  position: absolute;
  top: calc(100% - 1px); /* Move up 1px to cover the menu's border */
  left: 50%;
  transform: translateX(-50%);
  border-width: 8px; /* Size of the arrow */
  border-style: solid;
  border-color: var(--color-panel) transparent transparent transparent; /* Match menu background */
  z-index: var(--z-context-menu);
}

.context-menu[hidden] {
  display: none;
}

.context-menu-item {
  width: auto; /* Allow items to size to their content */
  border: none;
  background-color: transparent;
  padding: var(--pad-card);
  text-align: left;
  border-radius: var(--radius-xs);
  font-size: 0.8125rem;
  color: var(--color-text);
  cursor: pointer;
  white-space: nowrap;
}

.context-menu-item:last-child {
  border-right: none;
}

.context-menu-item.hidden {
  display: none;
}

.context-menu-item:hover,
.context-menu-item:focus-visible {
  background-color: var(--color-surface);
  color: var(--color-highlight);
  outline: none;
}

/* === Lookup Popover === */
.context-menu-backdrop {
  position: fixed;
  inset: 0;
  z-index: calc(var(--z-context-menu) - 1);
  background: transparent;
}

.context-menu-backdrop[hidden] {
  display: none;
}

.lookup-backdrop {
  position: fixed;
  inset: 0;
  z-index: calc(var(--z-context-menu) - 1);
  background: transparent;
}

.lookup-backdrop[hidden] {
  display: none;
}

.lookup-popover {
  position: fixed;
  z-index: var(--z-context-menu);
  border-radius: var(--radius-pill);
  padding: var(--space-10);
  box-shadow: 0 20px 45px rgba(0, 0, 0, 0.2);
  min-width: 240px;
  max-width: min(420px, calc(100vw - 24px));
  max-height: min(60vh, 520px);
  display: flex;
  flex-direction: column;
  overflow: visible;
  isolation: isolate;
  --lookup-arrow-size: 8px;
}

.lookup-popover::before,
.lookup-popover::after {
  content: '';
  position: absolute;
  top: var(--lookup-arrow-top, 50%);
  transform: translateY(-50%);
  border-style: solid;
  pointer-events: none;
}

/* Arrow border layer */
.lookup-popover::before {
  border-width: calc(var(--lookup-arrow-size) + 1px);
  z-index: 0;
}

/* Arrow fill layer */
.lookup-popover::after {
  border-width: var(--lookup-arrow-size);
  z-index: 1;
}

.lookup-popover[data-placement='right']::before {
  left: calc(-1 * (var(--lookup-arrow-size) + 1px));
  border-width: calc(var(--lookup-arrow-size) + 1px)
    calc(var(--lookup-arrow-size) + 1px) calc(var(--lookup-arrow-size) + 1px) 0;
  border-color: transparent var(--color-border) transparent transparent;
}

.lookup-popover[data-placement='right']::after {
  left: calc(-1 * var(--lookup-arrow-size));
  border-width: var(--lookup-arrow-size) var(--lookup-arrow-size)
    var(--lookup-arrow-size) 0;
  border-color: transparent var(--color-panel) transparent transparent;
}

.lookup-popover[data-placement='left']::before {
  right: calc(-1 * (var(--lookup-arrow-size) + 1px));
  border-width: calc(var(--lookup-arrow-size) + 1px) 0
    calc(var(--lookup-arrow-size) + 1px) calc(var(--lookup-arrow-size) + 1px);
  border-color: transparent transparent transparent var(--color-border);
}

.lookup-popover[data-placement='left']::after {
  right: calc(-1 * var(--lookup-arrow-size));
  border-width: var(--lookup-arrow-size) 0 var(--lookup-arrow-size)
    var(--lookup-arrow-size);
  border-color: transparent transparent transparent var(--color-panel);
}

.lookup-popover[hidden] {
  display: none;
}

.lookup-header {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: var(--space-10);
  margin-bottom: var(--space-6);
}

.lookup-title {
  font-size: 0.875rem;
  font-weight: 700;
  color: var(--color-text);
}

.lookup-body {
  display: flex;
  flex-direction: column;
  gap: var(--space-6);
  font-size: 0.8125rem;
  line-height: 1.5;
  color: var(--color-text);
  overflow: auto;
  min-height: 0;
  overflow-wrap: anywhere;
}

.lookup-popover:focus,
.lookup-popover:focus-visible,
.lookup-body:focus,
.lookup-body:focus-visible {
  outline: none;
}

.lookup-phonetic {
  font-size: 0.75rem;
  color: var(--color-muted);
}

.lookup-pos {
  font-size: 0.6875rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--color-muted);
}

.lookup-example {
  margin-top: var(--space-2);
  font-size: 0.75rem;
  color: var(--color-muted);
}

.lookup-body p {
  margin: 0;
}

.lookup-definitions {
  margin: 0;
  padding-left: 1.25em;
}

.lookup-definitions li + li {
  margin-top: var(--space-4);
}

.lookup-fallback {
  color: var(--color-muted);
}

.lookup-body a {
  color: var(--color-highlight);
  text-decoration: none;
}

.lookup-body a:hover,
.lookup-body a:focus-visible {
  text-decoration: underline;
  outline: none;
}

#fileInput {
  display: none;
}

.intro-tag {
  margin: 0 0 var(--space-4);
  font-size: 0.75rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--color-muted);
}

.intro-title {
  margin: 0 0 var(--space-6);
  font-size: 1.75rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.intro-meta-bottom {
  margin: 0;
  padding-top: 0;
}

.empty-drop {
  margin-top: var(--space-4);
}

.empty-drop .drop-wrapper {
  width: 100%;
  max-width: none;
}

.empty-panel {
  width: 100%;
  max-width: var(--empty-panel-width);
  margin: 0 auto;
  padding: var(--space-80) var(--space-16) var(--space-60);
  align-items: center;
  gap: var(--space-16);
  display: none;
  justify-content: center;
  min-height: calc(100vh - var(--space-120));
}

.empty-panel .combined-card {
  background-color: transparent;
  border: 2px dashed var(--color-border);
  border-radius: var(--radius-lg);
  width: min(780px, 100%);
  padding: var(--space-20) var(--space-24) var(--space-18);
  min-height: var(--empty-card-min-height);
  box-shadow: none;
  line-height: 1.6;
  transition: border-color 0.15s ease;
  cursor: pointer;
  box-sizing: border-box;
  position: relative;
  overflow: hidden;
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
}

.empty-panel .drop-wrapper {
  width: 100%;
  gap: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  flex: 1 1 auto;
}

.empty-panel .intro-title,
.empty-panel .intro-lead,
.empty-panel .drop-title,
.empty-panel .drop-title-text {
  display: block;
  text-align: center;
  align-self: center;
}
.empty-panel .intro-meta {
  display: block;
  text-align: center;
  margin-top: var(--space-12);
  padding-top: 0;
  align-self: center;
  font-size: 0.75rem;
  color: var(--color-muted);
}
.empty-panel .drop-title {
  margin: 0 0 var(--space-8);
  width: 100%;
}

.empty-panel .file-drop-zone {
  padding: 0;
  min-height: auto;
  background-color: transparent;
  box-shadow: none;
  border: none;
}

.empty-panel .media-support {
  display: none;
}

.empty-panel .combined-card.dragover {
  border-color: var(--color-highlight);
  background-color: var(--ui-dragover-bg-weak);
}

.empty-panel .combined-card::before {
  content: '';
  position: absolute;
  inset: 0;
  background: center center / 260px no-repeat url('../assets/uploadfile.svg');
  opacity: 0.12;
  pointer-events: none;
  z-index: 0;
}

.empty-panel .combined-card > * {
  position: relative;
  z-index: 1;
}

.floating-panel {
  position: fixed;
  left: var(--page-gutter);
  bottom: var(--page-gutter);
  display: none;
  flex-direction: column;
  align-items: stretch;
  gap: var(--control-gap);
  z-index: var(--z-panels);
  width: var(--control-cluster);
}

.floating-card {
  width: 100%;
  border-radius: var(--radius-lg);
  padding: var(--pad-card);
  box-shadow: var(--shadow-panel);
  box-sizing: border-box;
  gap: var(--space-8);
  margin: 0;
}

.floating-card .file-drop-zone {
  width: 100%;
}

.cover-wrapper {
  position: fixed;
  top: 240px;
  left: var(--page-gutter);
  width: var(--control-cluster);
  height: var(--control-cluster);
  z-index: var(--z-panels);
  display: none;
  opacity: 0;
  pointer-events: none;
  transition: var(--transition-fade);
}

.cover-wrapper.has-cover {
  display: block;
  opacity: 1;
  pointer-events: auto;
}

.cover-card {
  padding: 0;
  overflow: hidden;
  border-radius: 0;
  height: 100%;
  width: 100%;
  border: 1px solid var(--color-border);
  box-shadow: var(--shadow-panel);
}

.cover-image {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  border-radius: 0;
}

.progress-card {
  padding: var(--pad-card);
  border-radius: var(--radius-lg); /* Ensure border-radius is visible */
}

.progress-card:hover {
  background-color: var(--color-surface-hover);
  border-color: var(--color-highlight);
}

.progress-row {
  display: flex;
  align-items: center;
  gap: var(--space-10);
}

.time-label {
  font-variant-numeric: tabular-nums;
  font-size: 0.75rem;
  color: var(--color-muted);
  min-width: var(--space-40);
  text-align: center;
}

.progress-bar {
  flex: 1 1 auto;
  -webkit-appearance: none;
  height: var(--space-6);
  border-radius: var(--radius-full);
  background-color: var(--color-border);
  outline: none;
  cursor: pointer;
}

.progress-bar::-webkit-slider-thumb {
  -webkit-appearance: none;
  width: var(--space-14);
  height: var(--space-14);
  border-radius: var(--radius-circle);
  background-color: var(--color-highlight);
  border: 2px solid var(--color-panel);
  box-shadow: var(--shadow-thumb);
  margin-top: calc(-1 * var(--space-4));
  transition: var(--transition-theme);
}

.progress-bar::-moz-range-thumb {
  width: var(--space-14);
  height: var(--space-14);
  border-radius: var(--radius-circle);
  background-color: var(--color-highlight);
  border: 2px solid var(--color-panel);
  box-shadow: var(--shadow-thumb);
  border: none; /* Firefox specific reset if needed, but border is defined above */
  transition: var(--transition-theme);
}

.progress-bar::-webkit-slider-thumb:hover {
  box-shadow: var(--shadow-thumb-hover);
}

.progress-bar::-moz-range-thumb:hover {
  box-shadow: var(--shadow-thumb-hover);
}

.progress-bar:disabled {
  cursor: not-allowed;
  opacity: 0.5;
}

.state-empty .floating-panel {
  display: none;
}

.state-empty .empty-panel {
  display: flex;
}

body:not(.state-empty) .empty-panel {
  display: none;
}

body:not(.state-empty) .floating-panel {
  display: flex;
}

.state-empty #transcript-container {
  display: none;
  padding: 0;
  min-height: 0;
}

/* === Follow Current Button === */
.follow-current-btn {
  position: fixed;
  top: 50%;
  left: calc(50% + var(--container-width) / 2 + var(--space-20));
  transform: translateY(-50%);
  display: inline-flex;
  align-items: center;
  gap: var(--space-8);
  padding: var(--space-10) var(--space-14);
  border-radius: var(--radius-pill);
  border: 1px solid var(--color-border);
  background-color: var(--glass-bg);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  color: var(--color-text);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.12);
  cursor: pointer;
  opacity: 0;
  pointer-events: none;
  transition: var(--transition-pop);
  z-index: var(--z-follow-btn);
}

.follow-current-btn.visible {
  opacity: 0.96;
  pointer-events: auto;
}

.follow-current-btn:hover,
.follow-current-btn:focus-visible {
  transform: translateY(-50%) translateX(-2px);
  outline: none;
}

.wave-icon {
  flex: 0 0 auto;
  display: block;
  color: var(--color-highlight);
}

.wave-bar {
  transform-origin: center bottom;
  transition: var(--transition-transform);
  transform: scaleY(0.4); /* Default static height */
  animation: wave-jump 1s ease-in-out infinite;
  animation-play-state: paused;
}

.follow-current-btn.playing .wave-bar {
  animation-play-state: running;
}

.follow-current-btn .bar1 {
  animation-duration: 0.6s;
}
.follow-current-btn .bar2 {
  animation-duration: 0.85s;
  animation-delay: -0.2s;
}
.follow-current-btn .bar3 {
  animation-duration: 0.7s;
  animation-delay: -0.4s;
}
.follow-current-btn .bar4 {
  animation-duration: 0.9s;
  animation-delay: -0.1s;
}
.follow-current-btn .bar5 {
  animation-duration: 0.75s;
  animation-delay: -0.3s;
}
.follow-current-btn .bar6 {
  animation-duration: 0.95s;
  animation-delay: -0.15s;
}
.follow-current-btn .bar7 {
  animation-duration: 0.65s;
  animation-delay: -0.25s;
}
.follow-current-btn .bar8 {
  animation-duration: 0.8s;
  animation-delay: -0.05s;
}
.follow-current-btn .bar9 {
  animation-duration: 0.72s;
  animation-delay: -0.35s;
}
.follow-current-btn .bar10 {
  animation-duration: 0.88s;
  animation-delay: -0.12s;
}
.follow-current-btn .bar11 {
  animation-duration: 0.68s;
  animation-delay: -0.28s;
}
.follow-current-btn .bar12 {
  animation-duration: 0.92s;
  animation-delay: -0.18s;
}

@keyframes wave-jump {
  0%,
  100% {
    transform: scaleY(0.4);
  }
  50% {
    transform: scaleY(1);
  }
}

/* === Responsive === */
@media (max-width: 1200px) {
  .follow-current-btn {
    left: auto;
    right: var(--page-gutter);
  }
}

@media (max-width: 1100px) {
  #transcript-container {
    padding: var(--space-120) var(--page-gutter) var(--space-60)
      clamp(140px, calc(var(--control-cluster) + var(--space-10)), 220px);
  }
}

@media (max-width: 900px) {
  body {
    --page-gutter: var(--space-16);
  }

  .cover-wrapper {
    display: none !important;
  }

  .follow-current-btn {
    right: var(--page-gutter);
  }

  .control-dock {
    right: var(--page-gutter);
    width: auto;
    flex-direction: row;
    align-items: center;
    flex-wrap: wrap;
    gap: var(--space-10);
  }

  .drop-wrapper {
    flex: 1 1 0;
    min-width: 180px;
    width: auto;
    max-width: 100%;
  }

  #transcript-container {
    padding: var(--space-120) var(--page-gutter) var(--space-120)
      var(--page-gutter);
  }
}

@media (max-width: 600px) {
  .top-bar {
    left: var(--page-gutter);
  }

  .top-right-rail {
    right: var(--page-gutter);
    align-items: flex-start;
    gap: var(--space-10);
  }

  .top-entry-stack {
    align-items: flex-start;
    right: var(--page-gutter);
    transform: translate(0, -50%);
  }

  #transcript-container {
    padding: var(--space-20) var(--page-gutter) 100px var(--page-gutter);
  }
}

.localfiles-actions {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: var(--space-12);
  gap: var(--space-12);
}

.localfiles-stats {
  font-size: 0.8125rem;
  color: var(--color-muted);
  font-variant-numeric: tabular-nums;
  margin-right: auto;
}

.localfiles-size-badge {
  display: inline-block;
  margin-left: var(--space-6);
  padding: 2px 5px;
  background-color: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xxxxs);
  font-size: 0.6875rem;
  color: var(--color-text);
  font-weight: 500;
  vertical-align: middle;
}

.localfiles-card-wrapper {
  position: relative;
  display: flex;
}

.localfiles-card-wrapper .localfiles-card {
  width: 100%;
}

.localfiles-delete-btn {
  position: absolute;
  top: 6px;
  right: 6px;
  width: 24px;
  height: 24px;
  border-radius: var(--radius-circle);
  border: none;
  background-color: transparent;
  color: var(--color-muted);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  opacity: 0;
  transition: opacity 0.15s ease, background-color 0.15s ease, color 0.15s ease;
}

.localfiles-card-wrapper:hover .localfiles-delete-btn,
.localfiles-card-wrapper:focus-within .localfiles-delete-btn {
  opacity: 1;
}

.localfiles-delete-btn:hover {
  background-color: var(--ui-danger-ring);
  color: var(--ui-danger-border);
}

.localfiles-delete-btn .mask-icon {
  width: 14px;
  height: 14px;
}

@keyframes gallery-header-fade {
  from {
    opacity: 0;
    pointer-events: none;
  }
  to {
    opacity: 1;
    pointer-events: auto;
  }
}

@keyframes gallery-btn-scale {
  from {
    transform: scale(1);
  }
  to {
    transform: scale(0.85);
  }
}

/* Nested Gallery Styles */
.gallery-modal[data-view='podcast'] {
  --ep-title-font-size: 0.92rem;
  --ep-title-line-height: 1.2;
  --ep-play-size: 2.05em;
  --podcast-art-size: clamp(88px, 18vw, 128px);

  .gallery-content,
  &[data-view='episode'] .gallery-content {
    padding: 0;
  }

  .gallery-episodes {
    gap: 0;
  }

  .gallery-detail {
    margin: 0 var(--space-12) var(--space-12);
    padding: var(--space-12);
    padding-left: calc(var(--space-12) + var(--ep-play-size, 1.25em) + var(--space-8));
    padding-top: calc(var(--icon-btn-size-md) + var(--space-12) * 2);
    border-radius: var(--radius-md);
  }

  .gallery-detail-meta {
    font-size: var(--ep-title-font-size, 0.92rem);
    padding-right: calc(var(--icon-btn-size-sm) + var(--space-16));
  }

  .gallery-detail-row {
    margin-bottom: 0;
  }

  .gallery-episode-row--with-fav-overlay {
    margin: 0 var(--space-12);
    padding: var(--space-12);
    border-radius: var(--radius-md);
    box-shadow: 0 0 0 1px transparent;
    transition: box-shadow 0.14s ease, background-color 0.14s ease;

    &:hover {
      background: rgba(255, 255, 255, 0.035);
      box-shadow: 0 0 0 1px var(--color-border);

      .gallery-episode-main {
        filter: saturate(1.02);
      }

      .gallery-episode-body::after {
        opacity: 0;
      }
    }

    &:focus-within .gallery-episode-body::after {
      opacity: 0;
    }

    @supports selector(:has(+ *)) {
        &:has(+ .gallery-episode-row--with-fav-overlay:hover) .gallery-episode-body::after {
            opacity: 0;
        }
        &:has(+ .gallery-episode-row--with-fav-overlay:focus-within) .gallery-episode-body::after {
            opacity: 0;
        }
    }

    .gallery-episode-main {
        position: relative;
        display: block;
        padding-right: calc(var(--icon-btn-size-sm) + var(--space-16));
    }
  }

  .gallery-episode-body {
      position: relative;
      padding-left: calc(var(--ep-play-size, 1.25em) + var(--space-8));

      &::after {
        content: '';
        position: absolute;
        left: 0;
        right: 0;
        bottom: calc(-1 * var(--space-12));
        height: 1px;
        background: var(--color-border);
        opacity: 0.9;
      }
  }

  .gallery-episode {
      border: none;
      background: transparent;
      padding: 0;
  }

  .gallery-episode-play-btn {
      position: absolute;
      left: 0;
      top: 0;
      transform: none;
      border-radius: var(--radius-circle);
      background: var(--color-panel);
      border: 1px solid var(--color-border);
      color: var(--color-text);

      &:hover,
      &:focus-visible {
          background: var(--color-surface);
          outline: none;
      }
  }

  .gallery-episode-desc {
      margin-top: var(--space-6);
  }
}