/* =====================================================================
   REEL - editing-console web video player
   Design system: warm-graphite surfaces, single amber signal accent,
   monospace tabular timecode + tick-marked scrubber as the signature.
   Authored in plain CSS (no build step). All color in OKLCH.
   ===================================================================== */

:root {
  /* ---- Surfaces (warm graphite, deep -> raised) ---- */
  --surface-0: oklch(17% 0.012 83);
  --surface-1: oklch(21% 0.014 83);
  --surface-2: oklch(25% 0.016 83);
  --surface-3: oklch(31% 0.018 83);
  --surface-4: oklch(38% 0.020 83);

  /* ---- Hairlines ---- */
  --hairline: oklch(100% 0 0 / 0.07);
  --hairline-strong: oklch(100% 0 0 / 0.13);

  /* ---- Text ---- */
  --text-hi: oklch(94% 0.012 83);
  --text-mid: oklch(73% 0.012 83);
  --text-dim: oklch(57% 0.010 83);

  /* ---- Amber signal (the only accent) ---- */
  --amber: oklch(78% 0.158 78);
  --amber-hover: oklch(84% 0.155 78);
  --amber-press: oklch(71% 0.150 78);
  --amber-wash: oklch(78% 0.158 78 / 0.16);
  --amber-glow: oklch(78% 0.158 78 / 0.35);
  --focus-ring: oklch(85% 0.150 82);

  /* ---- Status ---- */
  --error: oklch(66% 0.190 27);
  --buffered: oklch(48% 0.020 83);

  /* ---- Type ---- */
  --font-sans: "Inter", system-ui, -apple-system, "Segoe UI", sans-serif;
  --font-mono: "JetBrains Mono", ui-monospace, "SF Mono", "Menlo", monospace;

  --fs-100: 0.75rem;
  --fs-200: 0.8125rem;
  --fs-300: 0.9375rem;
  --fs-400: 1.125rem;
  --fs-500: 1.4rem;

  /* ---- Spacing (4px base) ---- */
  --sp-1: 0.25rem;
  --sp-2: 0.5rem;
  --sp-3: 0.75rem;
  --sp-4: 1rem;
  --sp-5: 1.5rem;
  --sp-6: 2rem;
  --sp-7: 3rem;

  /* ---- Radii ---- */
  --r-sm: 7px;
  --r-md: 11px;
  --r-lg: 18px;
  --r-pill: 999px;

  --hit: 44px;

  /* ---- Motion ---- */
  --ease: cubic-bezier(0.16, 1, 0.3, 1);
  --dur-fast: 120ms;
  --dur-mid: 200ms;
  --dur-slow: 280ms;

  --shadow-box: 0 28px 64px -24px oklch(0% 0 0 / 0.7), 0 2px 0 0 var(--hairline) inset;
}

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

[hidden] { display: none !important; }

html {
  -webkit-text-size-adjust: 100%;
}

body {
  min-height: 100dvh;
  font-family: var(--font-sans);
  font-size: var(--fs-300);
  line-height: 1.5;
  color: var(--text-hi);
  background:
    radial-gradient(120% 80% at 50% -10%, oklch(24% 0.02 83) 0%, var(--surface-0) 55%) fixed;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

.sprite { position: absolute; }

.icon {
  width: 24px;
  height: 24px;
  display: block;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.9;
  stroke-linecap: round;
  stroke-linejoin: round;
  pointer-events: none;
}
.icon--play { fill: currentColor; stroke: none; }

/* Icon-variant visibility driven by button state (SVG can't use [hidden]) */
.icon--pause, .icon--muted, .icon--fs-exit { display: none; }
.ctl--primary[aria-pressed="true"] .icon--play { display: none; }
.ctl--primary[aria-pressed="true"] .icon--pause { display: block; }
[data-action="mute"][aria-pressed="true"] .icon--vol { display: none; }
[data-action="mute"][aria-pressed="true"] .icon--muted { display: block; }
[data-action="fullscreen"][aria-pressed="true"] .icon--fs-enter { display: none; }
[data-action="fullscreen"][aria-pressed="true"] .icon--fs-exit { display: block; }

/* ---- Skip link ---- */
.skip-link {
  position: fixed;
  top: var(--sp-3);
  left: var(--sp-3);
  z-index: 50;
  padding: var(--sp-2) var(--sp-4);
  border-radius: var(--r-sm);
  background: var(--amber);
  color: oklch(20% 0.02 83);
  font-weight: 600;
  text-decoration: none;
  transform: translateY(-160%);
  transition: transform var(--dur-mid) var(--ease);
}
.skip-link:focus { transform: translateY(0); }

.visually-hidden {
  position: absolute !important;
  width: 1px; height: 1px;
  margin: -1px; padding: 0; border: 0;
  clip: rect(0 0 0 0);
  clip-path: inset(50%);
  overflow: hidden; white-space: nowrap;
}

/* =====================================================================
   Shell + masthead
   ===================================================================== */

.shell {
  width: min(1180px, 100% - 2 * var(--sp-5));
  margin-inline: auto;
  padding-block: clamp(var(--sp-5), 5vh, var(--sp-7));
  display: flex;
  flex-direction: column;
  gap: var(--sp-5);
}

.masthead {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--sp-4);
  flex-wrap: wrap;
}

.wordmark {
  display: inline-flex;
  align-items: center;
  gap: var(--sp-2);
  text-decoration: none;
  color: var(--text-hi);
  font-family: var(--font-mono);
  font-weight: 600;
  letter-spacing: 0.04em;
}
.wordmark__led {
  width: 9px; height: 9px;
  border-radius: var(--r-pill);
  background: var(--amber);
  box-shadow: 0 0 0 3px var(--amber-wash), 0 0 12px var(--amber-glow);
}
.wordmark__name { font-size: var(--fs-400); }
.wordmark__sep { color: var(--text-dim); }
.wordmark__tag {
  color: var(--text-mid);
  font-weight: 400;
  font-size: var(--fs-200);
}

.masthead__status {
  display: inline-flex;
  align-items: center;
  gap: var(--sp-2);
  font-family: var(--font-mono);
  font-size: var(--fs-100);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--text-mid);
}
.masthead__dot {
  width: 7px; height: 7px;
  border-radius: var(--r-pill);
  background: var(--text-dim);
  transition: background var(--dur-mid) var(--ease);
}
[data-status-dot].is-live {
  background: var(--amber);
  animation: pulse 1.8s var(--ease) infinite;
}

@keyframes pulse {
  0%, 100% { box-shadow: 0 0 0 0 var(--amber-glow); }
  50%      { box-shadow: 0 0 0 5px oklch(78% 0.158 78 / 0); }
}

/* =====================================================================
   Stage grid: player + playlist rail
   ===================================================================== */

.stage {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 360px;
  gap: var(--sp-5);
  align-items: stretch;
}
.stage__main {
  display: flex;
  flex-direction: column;
  gap: var(--sp-5);
  min-width: 0;
}

/* ---- entrance reveal ---- */
.player, .rail {
  opacity: 0;
  transform: translateY(14px);
  animation: rise var(--dur-slow) var(--ease) forwards;
}
.rail { animation-delay: 90ms; }
@keyframes rise {
  to { opacity: 1; transform: none; }
}

/* =====================================================================
   Player
   ===================================================================== */

.player {
  background: var(--surface-1);
  border: 1px solid var(--hairline);
  border-radius: var(--r-lg);
  box-shadow: var(--shadow-box);
  overflow: hidden;
}
.player:focus-visible { outline: none; }

.player__screen {
  position: relative;
  aspect-ratio: 16 / 9;
  width: 100%;
  background: oklch(12% 0.01 83);
  overflow: hidden;
}
.player__video {
  width: 100%;
  height: 100%;
  display: block;
  object-fit: contain;
  background: oklch(12% 0.01 83);
}
::cue {
  background: oklch(15% 0.01 83 / 0.82);
  color: var(--text-hi);
  font-family: var(--font-sans);
}

/* ---- Overlays ---- */
.overlay {
  position: absolute;
  inset: 0;
  display: none;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  gap: var(--sp-4);
  text-align: center;
  border: 0;
  font: inherit;
  color: var(--text-hi);
}
.overlay--poster {
  background: linear-gradient(0deg, oklch(12% 0.01 83 / 0.45), oklch(12% 0.01 83 / 0.1));
  cursor: pointer;
}
.overlay--ended, .overlay--error {
  background: oklch(14% 0.012 83 / 0.86);
  backdrop-filter: blur(2px);
}
.overlay__title { font-size: var(--fs-400); font-weight: 600; }
.overlay--error .overlay__title { color: var(--error); }
.overlay__actions { display: flex; gap: var(--sp-3); flex-wrap: wrap; justify-content: center; }

.player[data-state="loading"]  .overlay--loading,
.player[data-state="buffering"] .overlay--loading { display: flex; }
.player[data-state="ready"]   .overlay--poster { display: flex; }
.player[data-state="ended"]   .overlay--ended  { display: flex; }
.player[data-state="error"]   .overlay--error  { display: flex; }

.play-badge {
  display: grid;
  place-items: center;
  width: 76px; height: 76px;
  border-radius: var(--r-pill);
  background: var(--amber);
  color: oklch(22% 0.02 83);
  box-shadow: 0 12px 36px -8px var(--amber-glow);
  transition: transform var(--dur-mid) var(--ease), background var(--dur-fast) var(--ease);
}
.play-badge .icon { width: 34px; height: 34px; margin-left: 3px; }
.overlay--poster:hover .play-badge { transform: scale(1.07); background: var(--amber-hover); }
.overlay--poster:active .play-badge { transform: scale(0.98); }

.spinner {
  width: 42px; height: 42px;
  border-radius: var(--r-pill);
  border: 3px solid var(--hairline-strong);
  border-top-color: var(--amber);
  animation: spin 720ms linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }

.btn-ghost {
  display: inline-flex;
  align-items: center;
  gap: var(--sp-2);
  min-height: var(--hit);
  padding: 0 var(--sp-4);
  border: 1px solid var(--hairline-strong);
  border-radius: var(--r-sm);
  background: var(--surface-2);
  color: var(--text-hi);
  font: inherit;
  font-weight: 500;
  cursor: pointer;
  transition: background var(--dur-fast) var(--ease), border-color var(--dur-fast) var(--ease), transform var(--dur-fast) var(--ease);
}
.btn-ghost .icon { width: 19px; height: 19px; }
.btn-ghost:hover { background: var(--surface-3); border-color: var(--amber); }
.btn-ghost:active { transform: translateY(1px); }

.scrub-tip {
  position: absolute;
  bottom: var(--sp-3);
  left: 0;
  transform: translateX(-50%);
  padding: 2px var(--sp-2);
  border-radius: var(--r-sm);
  background: oklch(14% 0.012 83 / 0.92);
  border: 1px solid var(--hairline-strong);
  font-family: var(--font-mono);
  font-size: var(--fs-100);
  color: var(--text-hi);
  pointer-events: none;
  opacity: 0;
  transition: opacity var(--dur-fast) var(--ease);
  white-space: nowrap;
}
.scrub-tip.is-visible { opacity: 1; }

/* ---- Double-click seek flash ---- */
.player__screen { cursor: pointer; }
.seek-flash {
  position: absolute;
  top: 50%;
  transform: translateY(-50%) scale(0.9);
  display: flex;
  align-items: center;
  gap: var(--sp-1);
  padding: var(--sp-3) var(--sp-4);
  border-radius: var(--r-pill);
  background: oklch(14% 0.012 83 / 0.78);
  color: var(--amber);
  font-family: var(--font-mono);
  font-weight: 600;
  font-variant-numeric: tabular-nums;
  pointer-events: none;
  opacity: 0;
}
.seek-flash--back { left: 7%; }
.seek-flash--fwd { right: 7%; }
.seek-flash .icon { width: 20px; height: 20px; }
.seek-flash.is-on { animation: seekflash 620ms var(--ease); }
@keyframes seekflash {
  0%   { opacity: 0; transform: translateY(-50%) scale(0.85); }
  25%  { opacity: 1; transform: translateY(-50%) scale(1); }
  100% { opacity: 0; transform: translateY(-50%) scale(1); }
}

/* =====================================================================
   Control panel
   ===================================================================== */

.player__panel {
  padding: var(--sp-4) var(--sp-5) var(--sp-5);
  background: var(--surface-2);
  border-top: 1px solid var(--hairline);
  display: flex;
  flex-direction: column;
  gap: var(--sp-4);
}

/* ---- Seek ---- */
.seek {
  position: relative;
  height: var(--hit);
  display: flex;
  align-items: center;
}
.seek__rail {
  position: absolute;
  inset-inline: 0;
  height: 8px;
  border-radius: var(--r-pill);
  background: var(--surface-4);
  overflow: hidden;
  transition: height var(--dur-mid) var(--ease);
}
.seek:hover .seek__rail,
.seek:has(.seek__input:focus-visible) .seek__rail,
.seek.is-scrubbing .seek__rail { height: 12px; }

.seek__buffered, .seek__played {
  position: absolute;
  inset-block: 0;
  left: 0;
  width: 100%;
  transform-origin: left center;
  transform: scaleX(0);
  will-change: transform;
}
.seek__buffered { background: var(--buffered); }
.seek__played  { background: var(--amber); }

.seek__ticks {
  position: absolute;
  inset: 0;
  background-image: repeating-linear-gradient(
    90deg,
    transparent 0,
    transparent calc(10% - 1px),
    var(--hairline-strong) calc(10% - 1px),
    var(--hairline-strong) 10%
  );
  pointer-events: none;
  opacity: 0.55;
}
.seek__head {
  position: absolute;
  top: 50%;
  left: 0;
  width: 3px;
  height: 20px;
  border-radius: 2px;
  background: var(--amber);
  box-shadow: 0 0 10px var(--amber-glow);
  transform: translate(-50%, -50%) scaleY(0.7);
  opacity: 0;
  transition: opacity var(--dur-mid) var(--ease), transform var(--dur-mid) var(--ease);
  pointer-events: none;
}
.seek:hover .seek__head,
.seek:has(.seek__input:focus-visible) .seek__head,
.seek.is-scrubbing .seek__head { opacity: 1; transform: translate(-50%, -50%) scaleY(1); }

/* native range sits on top, transparent, drives keyboard + drag */
.seek__input {
  -webkit-appearance: none;
  appearance: none;
  position: absolute;
  inset-inline: 0;
  width: 100%;
  height: var(--hit);
  margin: 0;
  background: transparent;
  cursor: pointer;
  touch-action: none;
  z-index: 2;
}
.seek__input::-webkit-slider-thumb {
  -webkit-appearance: none;
  width: 22px; height: var(--hit);
  background: transparent; border: none;
}
.seek__input::-moz-range-thumb { width: 22px; height: var(--hit); background: transparent; border: none; }
.seek__input::-webkit-slider-runnable-track { background: transparent; }
.seek__input::-moz-range-track { background: transparent; }
.seek__input:focus { outline: none; }

/* ---- Controls row ---- */
.controls {
  display: flex;
  align-items: center;
  gap: var(--sp-3);
}
.controls__cluster {
  display: flex;
  align-items: center;
  gap: var(--sp-1);
}
.controls__cluster--end { margin-left: auto; }

.ctl {
  display: grid;
  place-items: center;
  min-width: var(--hit);
  height: var(--hit);
  padding: 0 var(--sp-2);
  border: 1px solid transparent;
  border-radius: var(--r-sm);
  background: transparent;
  color: var(--text-hi);
  cursor: pointer;
  transition: background var(--dur-fast) var(--ease), color var(--dur-fast) var(--ease),
    border-color var(--dur-fast) var(--ease), transform var(--dur-fast) var(--ease);
}
.ctl:hover { background: var(--surface-3); }
.ctl:active { transform: translateY(1px) scale(0.97); }
.ctl[aria-pressed="true"] { color: var(--amber); }
.ctl--toggle[aria-pressed="true"] { background: var(--amber-wash); }

.ctl--primary {
  background: var(--amber);
  color: oklch(22% 0.02 83);
  min-width: 52px;
  box-shadow: 0 6px 18px -8px var(--amber-glow);
}
.ctl--primary:hover { background: var(--amber-hover); }
.ctl--primary[aria-pressed="true"] { color: oklch(22% 0.02 83); }
.ctl--primary .icon { width: 26px; height: 26px; }

/* ---- Timecode (signature element) ---- */
.timecode {
  display: inline-flex;
  align-items: baseline;
  gap: var(--sp-2);
  margin-inline: auto;
  padding: var(--sp-2) var(--sp-3);
  border: 1px solid var(--hairline);
  border-radius: var(--r-sm);
  background: var(--surface-1);
  color: var(--text-mid);
  font-family: var(--font-mono);
  font-size: var(--fs-300);
  font-variant-numeric: tabular-nums;
  letter-spacing: 0.02em;
  cursor: pointer;
  transition: border-color var(--dur-fast) var(--ease);
}
.timecode:hover { border-color: var(--hairline-strong); }
.tc--current { color: var(--text-hi); }
.player[data-state="playing"] .tc--current { color: var(--amber); }
.tc--sep { color: var(--text-dim); }

/* ---- Volume ---- */
.volume {
  position: relative;
  display: flex;
  align-items: center;
  gap: var(--sp-1);
}
.volume__rail {
  position: relative;
  width: 84px;
  height: 6px;
  border-radius: var(--r-pill);
  background: var(--surface-4);
  overflow: hidden;
}
.volume__fill {
  position: absolute;
  inset-block: 0;
  left: 0;
  width: 100%;
  background: var(--amber);
  transform-origin: left center;
  transform: scaleX(1);
}
.volume__input {
  -webkit-appearance: none;
  appearance: none;
  width: 84px;
  height: var(--hit);
  margin: 0 0 0 -84px;
  background: transparent;
  cursor: pointer;
  z-index: 2;
  touch-action: none;
}
.volume__input::-webkit-slider-thumb {
  -webkit-appearance: none;
  width: 13px; height: 13px;
  border-radius: var(--r-pill);
  background: var(--text-hi);
  border: none;
  box-shadow: 0 0 0 0 var(--amber-glow);
  transition: box-shadow var(--dur-fast) var(--ease), transform var(--dur-fast) var(--ease);
}
.volume__input:hover::-webkit-slider-thumb { transform: scale(1.15); box-shadow: 0 0 0 4px var(--amber-wash); }
.volume__input::-moz-range-thumb {
  width: 13px; height: 13px; border-radius: var(--r-pill);
  background: var(--text-hi); border: none;
}
.volume__input:focus { outline: none; }

/* =====================================================================
   Now-playing info (YouTube-style title + byline + description)
   ===================================================================== */

.info {
  display: flex;
  flex-direction: column;
  gap: var(--sp-3);
}
.info__title {
  font-size: clamp(1.3rem, 1rem + 1.5vw, var(--fs-500));
  font-weight: 700;
  line-height: 1.15;
  letter-spacing: -0.01em;
}
.info__byline {
  display: flex;
  align-items: center;
  gap: var(--sp-3);
  flex-wrap: wrap;
}
.info__avatar {
  display: grid;
  place-items: center;
  width: 40px; height: 40px;
  border-radius: var(--r-pill);
  background: linear-gradient(145deg, var(--amber), var(--amber-press));
  color: oklch(22% 0.02 83);
  font-family: var(--font-mono);
  font-weight: 600;
  font-size: var(--fs-200);
  flex-shrink: 0;
}
.info__channel {
  display: flex;
  flex-direction: column;
  line-height: 1.25;
}
.info__channel-name { font-weight: 600; font-size: var(--fs-300); }
.info__channel-sub {
  font-family: var(--font-mono);
  font-size: var(--fs-100);
  color: var(--text-dim);
}
.badge {
  margin-left: auto;
  padding: var(--sp-1) var(--sp-3);
  border: 1px solid var(--amber-wash);
  border-radius: var(--r-pill);
  background: var(--amber-wash);
  color: var(--amber-hover);
  font-family: var(--font-mono);
  font-size: var(--fs-100);
  letter-spacing: 0.04em;
  white-space: nowrap;
}
.info__desc {
  padding: var(--sp-4);
  border: 1px solid var(--hairline);
  border-radius: var(--r-md);
  background: var(--surface-1);
  color: var(--text-mid);
  font-size: var(--fs-200);
  line-height: 1.6;
}
.info__stat {
  font-family: var(--font-mono);
  font-size: var(--fs-100);
  color: var(--text-dim);
  letter-spacing: 0.02em;
  margin-bottom: var(--sp-2);
}

/* =====================================================================
   Playlist rail (up next) - full height
   ===================================================================== */

.rail {
  background: var(--surface-1);
  border: 1px solid var(--hairline);
  border-radius: var(--r-lg);
  padding: var(--sp-4);
  display: flex;
  flex-direction: column;
  gap: var(--sp-3);
  height: 100%;
  min-height: 0;
}
.rail__head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-inline: var(--sp-1);
}
.rail__title {
  font-size: var(--fs-200);
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-mid);
}
.rail__count {
  font-family: var(--font-mono);
  font-size: var(--fs-100);
  color: var(--text-dim);
  padding: 2px var(--sp-2);
  border: 1px solid var(--hairline);
  border-radius: var(--r-pill);
}
.rail__list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: var(--sp-1);
  flex: 1;
  min-height: 0;
  overflow-y: auto;
  scrollbar-width: thin;
  scrollbar-color: var(--surface-4) transparent;
}
.rail__list::-webkit-scrollbar { width: 8px; }
.rail__list::-webkit-scrollbar-thumb { background: var(--surface-4); border-radius: var(--r-pill); }

.playlist__item {
  position: relative;
  display: grid;
  grid-template-columns: 84px 1fr auto;
  align-items: center;
  gap: var(--sp-3);
  width: 100%;
  padding: var(--sp-2);
  border: 1px solid transparent;
  border-radius: var(--r-md);
  background: transparent;
  color: var(--text-hi);
  font: inherit;
  text-align: left;
  cursor: pointer;
  transition: background var(--dur-fast) var(--ease), border-color var(--dur-fast) var(--ease);
}
.playlist__item:hover { background: var(--surface-2); }
.playlist__item[aria-current="true"] {
  background: var(--surface-2);
  border-color: var(--amber);
}
.playlist__thumb {
  width: 84px;
  aspect-ratio: 16 / 9;
  object-fit: cover;
  border-radius: var(--r-sm);
  background: var(--surface-3);
}
.playlist__body { min-width: 0; }
.playlist__index {
  font-family: var(--font-mono);
  font-size: var(--fs-100);
  color: var(--text-dim);
}
.playlist__item[aria-current="true"] .playlist__index { color: var(--amber); }
.playlist__title {
  display: block;
  font-size: var(--fs-200);
  font-weight: 500;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.playlist__meta {
  display: flex;
  align-items: center;
  gap: var(--sp-2);
}
.playlist__dur {
  font-family: var(--font-mono);
  font-size: var(--fs-100);
  font-variant-numeric: tabular-nums;
  color: var(--text-dim);
}
.playlist__eq {
  display: none;
  gap: 2px;
  align-items: flex-end;
  height: 13px;
}
.playlist__item[data-playing="true"] .playlist__eq { display: flex; }
.playlist__item[data-playing="true"] .playlist__dur { display: none; }
.playlist__eq span {
  width: 3px;
  background: var(--amber);
  border-radius: 1px;
  animation: eq 900ms var(--ease) infinite;
}
.playlist__eq span:nth-child(1) { height: 50%; animation-delay: -200ms; }
.playlist__eq span:nth-child(2) { height: 100%; animation-delay: -500ms; }
.playlist__eq span:nth-child(3) { height: 70%; }
@keyframes eq {
  0%, 100% { transform: scaleY(0.4); }
  50% { transform: scaleY(1); }
}

.rail__hint {
  display: flex;
  flex-wrap: wrap;
  gap: var(--sp-1) var(--sp-2);
  align-items: center;
  padding-top: var(--sp-2);
  border-top: 1px solid var(--hairline);
  font-size: var(--fs-100);
  color: var(--text-dim);
}
.rail__hint kbd {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  padding: 1px 5px;
  border: 1px solid var(--hairline-strong);
  border-radius: 4px;
  background: var(--surface-2);
  color: var(--text-mid);
}

/* =====================================================================
   Footer
   ===================================================================== */

.site-footer {
  display: flex;
  align-items: center;
  gap: var(--sp-3);
  flex-wrap: wrap;
  padding-top: var(--sp-4);
  border-top: 1px solid var(--hairline);
  font-family: var(--font-mono);
  font-size: var(--fs-100);
  letter-spacing: 0.04em;
  color: var(--text-dim);
}
.site-footer__mark { color: var(--text-mid); font-weight: 600; }

/* =====================================================================
   Focus
   ===================================================================== */

.ctl:focus-visible,
.btn-ghost:focus-visible,
.timecode:focus-visible,
.wordmark:focus-visible,
.playlist__item:focus-visible,
.skip-link:focus-visible,
.overlay--poster:focus-visible {
  outline: 3px solid var(--focus-ring);
  outline-offset: 2px;
}
.seek:has(.seek__input:focus-visible) .seek__rail,
.volume:has(.volume__input:focus-visible) .volume__rail {
  outline: 3px solid var(--focus-ring);
  outline-offset: 4px;
}

/* =====================================================================
   Fullscreen
   ===================================================================== */

.player:fullscreen {
  width: 100vw;
  height: 100vh;
  border-radius: 0;
  border: 0;
  display: flex;
  flex-direction: column;
  background: var(--surface-0);
}
.player:fullscreen .player__screen { flex: 1; aspect-ratio: auto; min-height: 0; }
.player:fullscreen .player__panel { background: oklch(16% 0.012 83 / 0.92); }

/* =====================================================================
   Responsive
   ===================================================================== */

/* Desktop: fit the experience to the screen height, but never crush the
   video. Below a usable height the page scrolls instead of collapsing. */
@media (min-width: 941px) {
  .shell {
    min-height: 100dvh;
    padding-block: clamp(var(--sp-4), 3vh, var(--sp-5));
    gap: var(--sp-4);
  }
  .stage { flex: 1; min-height: 0; }
  .stage__main { min-height: 0; }
  .player {
    display: flex;
    flex-direction: column;
    flex: 1 1 auto;
    min-height: 0;
  }
  .player__screen {
    flex: 1 1 auto;
    min-height: clamp(240px, 42vh, 600px);
    aspect-ratio: auto;
  }
  .player__panel { flex: 0 0 auto; }
  .info { flex: 0 0 auto; }
  .rail { min-height: 0; }
}

@media (max-width: 940px) {
  .stage { grid-template-columns: 1fr; }
  .rail { height: auto; }
  .rail__list { max-height: 420px; }
}

@media (max-width: 560px) {
  .shell { width: calc(100% - 2 * var(--sp-4)); }
  .player__panel { padding: var(--sp-3) var(--sp-4) var(--sp-4); }
  .controls { flex-wrap: wrap; row-gap: var(--sp-2); }
  .timecode {
    order: -1;
    margin-inline: 0;
    width: 100%;
    justify-content: center;
  }
  .controls__cluster--end { gap: 0; margin-left: auto; }
  .volume__rail { width: 64px; }
  .volume__input { width: 64px; margin-left: -64px; }
  .wordmark__tag { display: none; }
  .play-badge { width: 64px; height: 64px; }
  .play-badge .icon { width: 28px; height: 28px; }
}

@media (max-width: 380px) {
  .volume { display: none; }
  .controls__cluster { gap: 0; }
}

/* =====================================================================
   Reduced motion
   ===================================================================== */

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
  .player, .rail { opacity: 1; transform: none; }
  .spinner { animation: spin 720ms linear infinite !important; }
}