:root {
  --bg: #0f1115;
  --panel: #161a22;
  --panel-2: #1d222c;
  --border: #262c38;
  --text: #e6e8ec;
  --muted: #8a93a6;
  --accent: #5b9dff;
  --accent-2: #79e0a4;
  --warn: #f0b85a;
  --danger: #ef5a6f;
  --played-bg: #14241b;
  --played-border: #2a4a36;
  --current-bg: #14213a;
  --current-border: #2f4d8f;
  --radius: 10px;
}
@media (prefers-color-scheme: light) {
  :root {
    --bg: #f5f6f9;
    --panel: #ffffff;
    --panel-2: #fafbfd;
    --border: #e3e6ec;
    --text: #1a1d23;
    --muted: #6b7280;
    --accent: #2563eb;
    --accent-2: #16a34a;
    --warn: #b45309;
    --danger: #dc2626;
    --played-bg: #ecfdf3;
    --played-border: #b6e5c8;
    --current-bg: #eaf2ff;
    --current-border: #b7cdf3;
  }
}
* { box-sizing: border-box; -webkit-tap-highlight-color: transparent; }
html, body { margin: 0; padding: 0; }
body {
  background: var(--bg);
  color: var(--text);
  font: 15px/1.45 -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  min-height: 100dvh;
  padding-bottom: env(safe-area-inset-bottom);
}
button, select, input { font: inherit; }

[hidden] { display: none !important; }

/* === Locale switcher === */
.locale-switch {
  position: fixed; top: 12px; right: 12px; z-index: 50;
  display: inline-flex; gap: 2px;
  background: var(--panel); border: 1px solid var(--border); border-radius: 999px;
  padding: 3px;
}
.locale-switch button {
  background: transparent; color: var(--muted); border: 0;
  padding: 5px 10px; border-radius: 999px;
  font-size: 11px; font-weight: 700; letter-spacing: 0.05em; cursor: pointer;
  transition: background .15s, color .15s;
}
.locale-switch button:hover { color: var(--text); }
.locale-switch button.active { background: var(--accent); color: #fff; }
@media (max-width: 520px) {
  .locale-switch { top: 8px; right: 8px; padding: 2px; }
  .locale-switch button { padding: 4px 8px; font-size: 10px; }
}

.wrap {
  max-width: 1000px;
  margin: 0 auto;
  padding: 12px 14px calc(230px + env(safe-area-inset-bottom));
}

/* === Start screen === */
.start-screen {
  min-height: 100dvh;
  padding: 32px 16px;
  display: flex; justify-content: center; align-items: flex-start;
}
.start-inner { max-width: 800px; width: 100%; }
.start-inner h1 {
  font-size: 22px; font-weight: 600; margin: 0 0 24px; text-align: center;
}
.programs-grid {
  display: flex; flex-direction: column; gap: 16px;
}
.program-card {
  background: var(--panel); border: 1px solid var(--border); border-radius: 14px;
  padding: 20px; display: flex; flex-direction: column; gap: 8px;
  text-align: left; cursor: pointer; color: var(--text);
  font: inherit; width: 100%;
  transition: background .15s, border-color .15s, transform .1s;
}
.program-card:hover { background: var(--panel-2); border-color: var(--accent); }
.program-card:active { transform: scale(0.99); }
.program-card h2 { margin: 0; font-size: 18px; }
.program-card p { margin: 0; color: var(--muted); font-size: 14px; }
.program-meta { margin-top: 4px; }
.lang-screen-subtitle { font-size: 14px; font-weight: 500; color: var(--muted); margin: 24px 0 12px; text-align: center; }
.lang-grid { display: flex; flex-wrap: wrap; gap: 12px; justify-content: center; }
.lang-grid .lang-btn { min-width: 200px; padding: 16px 20px; gap: 4px; }
.lang-buttons { display: flex; flex-wrap: wrap; gap: 8px; }
.lang-btn {
  background: var(--panel-2); color: var(--text); border: 1px solid var(--border);
  border-radius: 10px; padding: 10px 14px; cursor: pointer;
  display: inline-flex; flex-direction: column; align-items: flex-start; gap: 2px;
  min-width: 110px;
}
.lang-btn:hover { background: var(--panel); border-color: var(--accent); color: var(--accent); }
.lang-btn .lang-code { font-weight: 600; text-transform: uppercase; font-size: 12px; letter-spacing: 0.06em; color: var(--muted); }
.lang-btn:hover .lang-code { color: var(--accent); }
.lang-btn .lang-name { font-size: 14px; }
.lang-btn .lang-count { font-size: 11px; color: var(--muted); }
.lang-btn.default { border-color: var(--accent-2); }
.start-empty { color: var(--muted); text-align: center; padding: 40px 0; }
.start-empty a { color: var(--accent); }
.muted.small, .small { font-size: 12px; }
.muted { color: var(--muted); }

/* === Back button === */
.header-top { margin-bottom: 10px; }
.back-btn {
  background: var(--panel); color: var(--text); border: 1px solid var(--border);
  border-radius: 999px; height: 36px; padding: 0 14px 0 10px; cursor: pointer;
  font-size: 14px; font-weight: 600; line-height: 1;
  display: inline-flex; align-items: center; gap: 6px;
  transition: background .15s, border-color .15s;
}
.back-btn:hover { background: var(--panel-2); border-color: var(--accent); }
.back-btn .back-arrow { font-size: 18px; line-height: 1; }

header.app {
  position: sticky; top: 0; z-index: 5;
  background: var(--bg);
  padding: 8px 0 12px;
  border-bottom: 1px solid var(--border);
  margin-bottom: 12px;
}
h1 {
  font-size: 18px; font-weight: 600; margin: 0 0 8px;
  display: flex; align-items: center; gap: 10px;
}
h1 .count {
  font-weight: 500; color: var(--muted); font-size: 13px;
  background: var(--panel); border: 1px solid var(--border);
  padding: 2px 8px; border-radius: 999px;
}
.toolbar {
  display: flex; flex-wrap: wrap; gap: 8px; align-items: center;
}
.toolbar select,
.toolbar input[type="search"] {
  background: var(--panel); color: var(--text);
  border: 1px solid var(--border); border-radius: var(--radius);
  padding: 10px 12px;
}
.toolbar select { min-width: 180px; }
.toolbar input[type="search"] { flex: 1 1 220px; min-width: 0; }
.toolbar input[type="search"]:focus,
.toolbar select:focus { outline: none; border-color: var(--accent); }
.toolbar button, .filters button {
  background: var(--panel); color: var(--text);
  border: 1px solid var(--border); border-radius: var(--radius);
  padding: 10px 12px; cursor: pointer; min-height: 40px;
}
.toolbar button:hover, .filters button:hover { background: var(--panel-2); }
.toolbar button.danger { color: var(--danger); }
.filters { display: flex; gap: 6px; margin-top: 8px; flex-wrap: wrap; }
.filters button.active { border-color: var(--accent); color: var(--accent); }
.progress {
  height: 6px; background: var(--panel); border-radius: 999px; overflow: hidden;
  margin-top: 10px; border: 1px solid var(--border);
}
.progress > div {
  height: 100%; background: linear-gradient(90deg, var(--accent), var(--accent-2));
  width: 0%; transition: width .3s ease;
}

ul.playlist { list-style: none; padding: 0; margin: 0; }
li.track {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  margin-bottom: 6px;
  overflow: hidden;
}
li.track .track-row {
  display: grid;
  grid-template-columns: 44px 28px 1fr auto;
  align-items: center;
  gap: 10px;
  padding: 10px 12px;
}
li.track.played {
  background: var(--played-bg);
  border-color: var(--played-border);
}
li.track.current {
  background: var(--current-bg);
  border-color: var(--current-border);
}
li.track .transcript {
  padding: 0 12px 12px;
  font-size: 14px;
  color: var(--text);
  white-space: pre-wrap;
  border-top: 1px dashed var(--border);
  margin: 0 12px;
  padding: 10px 0 12px;
}
.btn-transcript {
  background: transparent; border: 1px solid var(--border); color: var(--muted);
  border-radius: 8px; padding: 6px 8px; cursor: pointer; min-height: 36px;
  display: inline-flex; align-items: center; justify-content: center;
}
.btn-transcript:hover { color: var(--text); }
.btn-transcript.open { color: var(--accent); border-color: var(--accent); }
.btn-transcript .icon { transition: transform .15s; }
.btn-transcript.open .icon { transform: rotate(180deg); }
.num {
  text-align: right; color: var(--muted); font-variant-numeric: tabular-nums;
  font-size: 13px;
}
.status {
  width: 28px; height: 28px; display: inline-flex; align-items: center; justify-content: center;
  border-radius: 50%; background: var(--panel-2); border: 1px solid var(--border);
  color: var(--muted); font-size: 14px;
}
li.track.played .status { background: var(--accent-2); color: #0c2418; border-color: var(--accent-2); }
li.track.current .status { background: var(--accent); color: #fff; border-color: var(--accent); }

.title {
  overflow: hidden; text-overflow: ellipsis; white-space: nowrap;
  min-width: 0;
}
.title.aux { color: var(--muted); font-style: italic; }
.actions { display: flex; gap: 6px; align-items: center; }
.btn-play {
  background: var(--accent); color: #fff; border: 0;
  border-radius: 999px; width: 40px; height: 40px;
  font-size: 14px; cursor: pointer; display: inline-flex;
  align-items: center; justify-content: center; flex-shrink: 0;
}
li.track.current .btn-play { background: var(--warn); }
.btn-play:active { filter: brightness(0.9); }
.btn-mark {
  background: transparent; border: 1px solid var(--border); color: var(--muted);
  border-radius: 8px; padding: 8px 10px; font-size: 12px; cursor: pointer;
  min-height: 36px;
}
.btn-mark:hover { color: var(--text); }
.empty { color: var(--muted); padding: 24px; text-align: center; }
footer.help {
  color: var(--muted); font-size: 12px; margin-top: 18px; text-align: center;
}

.player-bar {
  position: fixed; left: 0; right: 0; bottom: 0; z-index: 10;
  background: var(--panel);
  border-top: 1px solid var(--border);
  padding: 10px 14px calc(10px + env(safe-area-inset-bottom));
  box-shadow: 0 -10px 30px rgba(0,0,0,.25);
}
.player-bar .inner {
  max-width: 1000px; margin: 0 auto;
  display: flex; flex-direction: column; gap: 8px;
}
.player-bar .now-row {
  display: flex; align-items: center; gap: 10px; min-width: 0;
}
.player-bar .now {
  flex: 1; min-width: 0;
  font-size: 13px; color: var(--muted);
  overflow: hidden; text-overflow: ellipsis; white-space: nowrap;
}
.player-bar .now b { color: var(--text); margin-right: 6px; }
.modes { display: flex; gap: 6px; flex-shrink: 0; }
.mode-btn {
  width: 36px; height: 36px;
  border: 1px solid var(--border); background: var(--panel-2);
  color: var(--muted); border-radius: 999px;
  cursor: pointer; font-size: 14px; line-height: 1;
  display: inline-flex; align-items: center; justify-content: center;
  transition: background .15s, color .15s, border-color .15s;
}
.mode-btn:active { transform: scale(0.94); }
.mode-btn[aria-pressed="true"] {
  color: var(--accent); border-color: var(--accent);
  background: color-mix(in srgb, var(--accent) 15%, transparent);
}

.player-bar .cue-row {
  display: flex; gap: 8px; flex-wrap: wrap;
}
.cue-btn {
  flex: 1 1 0; min-width: 140px;
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  padding: 10px 14px; border-radius: 999px;
  border: 1px solid var(--border); background: var(--panel-2); color: var(--text);
  font-size: 14px; font-weight: 600; cursor: pointer;
  transition: background .15s, color .15s, border-color .15s, transform .1s;
}
.cue-btn:hover { border-color: var(--accent); }
.cue-btn:active { transform: scale(0.97); }
.cue-btn.playing {
  background: color-mix(in srgb, var(--accent) 25%, transparent);
  border-color: var(--accent); color: var(--accent);
}
.cue-btn svg.cue-icon { width: 20px; height: 20px; flex: none; }
.cue-btn .cue-text { white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
@media (max-width: 520px) {
  .cue-btn { font-size: 12px; padding: 8px 12px; min-width: 120px; }
  .cue-btn svg.cue-icon { width: 16px; height: 16px; }
}

.controls {
  display: flex; align-items: center; justify-content: center;
  gap: 16px;
}
.ctrl-btn {
  width: 48px; height: 48px;
  border-radius: 50%; border: 1px solid var(--border);
  background: var(--panel-2); color: var(--text);
  font-size: 18px; cursor: pointer; line-height: 1;
  display: inline-flex; align-items: center; justify-content: center;
  transition: background .15s, transform .05s;
  flex-shrink: 0;
}
.ctrl-btn:hover { background: var(--panel); }
.ctrl-btn:active { transform: scale(0.94); }
.ctrl-btn[disabled] { color: var(--muted); cursor: not-allowed; opacity: .5; }
.pp-btn {
  width: 60px; height: 60px;
  border-radius: 50%; border: 0;
  background: var(--accent); color: #fff;
  cursor: pointer;
  display: inline-flex; align-items: center; justify-content: center;
  font-size: 24px; line-height: 1;
  flex-shrink: 0;
  box-shadow: 0 4px 14px rgba(0,0,0,.25);
  transition: background .15s, transform .05s;
}
.pp-btn:active { transform: scale(0.96); }
.pp-btn[disabled] { background: var(--panel-2); color: var(--muted); cursor: not-allowed; box-shadow: none; }

.icon { width: 22px; height: 22px; display: block; flex-shrink: 0; }
.pp-btn .icon { width: 26px; height: 26px; }
.ctrl-btn .icon { width: 22px; height: 22px; }
.mode-btn .icon { width: 18px; height: 18px; }
.btn-play .icon { width: 16px; height: 16px; margin-left: 2px; }
.status .icon { width: 14px; height: 14px; }
.pp-btn .icon-play { margin-left: 3px; }
.ctrl-btn .icon-play { margin-left: 2px; }

.progress-area { display: flex; flex-direction: column; gap: 4px; min-width: 0; }
.seek {
  -webkit-appearance: none; appearance: none;
  width: 100%; height: 24px; background: transparent; padding: 0; margin: 0;
  cursor: pointer;
}
.seek::-webkit-slider-runnable-track {
  height: 6px; border-radius: 999px;
  background: linear-gradient(to right,
    var(--accent) 0%, var(--accent) var(--p,0%),
    var(--border) var(--p,0%), var(--border) 100%);
}
.seek::-moz-range-track {
  height: 6px; border-radius: 999px;
  background: linear-gradient(to right,
    var(--accent) 0%, var(--accent) var(--p,0%),
    var(--border) var(--p,0%), var(--border) 100%);
}
.seek::-webkit-slider-thumb {
  -webkit-appearance: none; appearance: none;
  width: 18px; height: 18px; border-radius: 50%;
  background: var(--accent); border: 2px solid var(--panel);
  margin-top: -6px; cursor: pointer;
}
.seek::-moz-range-thumb {
  width: 18px; height: 18px; border-radius: 50%;
  background: var(--accent); border: 2px solid var(--panel);
  cursor: pointer;
}
.times {
  display: flex; justify-content: space-between;
  font-size: 12px; color: var(--muted);
  font-variant-numeric: tabular-nums;
}

@media (max-width: 600px) {
  .wrap { padding: 10px 10px calc(220px + env(safe-area-inset-bottom)); }
  h1 { font-size: 16px; }
  li.track .track-row {
    grid-template-columns: 38px 24px 1fr auto;
    gap: 8px; padding: 9px 10px;
  }
  .num { font-size: 12px; }
  .status { width: 24px; height: 24px; font-size: 12px; }
  .btn-mark { display: none; }
  .btn-play { width: 44px; height: 44px; }
  .filters button, .toolbar button { padding: 9px 11px; }
  .toolbar select { min-width: 0; flex: 1 1 140px; }
  .player-bar { padding: 8px 10px calc(8px + env(safe-area-inset-bottom)); }
  .player-bar .now { font-size: 13px; }
  .mode-btn { width: 34px; height: 34px; font-size: 13px; }
  .controls { gap: 14px; }
  .ctrl-btn { width: 46px; height: 46px; font-size: 18px; }
  .pp-btn { width: 56px; height: 56px; font-size: 22px; }
  .pp-btn .icon { width: 24px; height: 24px; }
  .ctrl-btn .icon { width: 20px; height: 20px; }
}