:root {
  --bg: #0d1b2a;
  --bg2: #1b263b;
  --accent: #7ee0c8;
  --accent2: #f4a261;
  --text: #e6edf3;
  --muted: rgba(230, 237, 243, 0.6);
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  background:
    radial-gradient(1200px 800px at 70% -10%, var(--bg2), transparent 60%),
    var(--bg);
  color: var(--text);
  font-family: ui-sans-serif, system-ui, -apple-system, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  min-height: 100vh;
  transition: background 1.2s ease, color 1.2s ease;
}

.stage {
  max-width: 720px;
  margin: 0 auto;
  padding: 8vh 24px 12vh;
}

.kicker {
  letter-spacing: 0.4em;
  font-size: 12px;
  color: var(--accent);
  margin: 0 0 8px;
  font-weight: 600;
}

h1 {
  font-size: clamp(2.2rem, 7vw, 4rem);
  line-height: 1.05;
  margin: 0 0 10px;
  font-weight: 800;
  letter-spacing: -0.02em;
}

.date {
  color: var(--muted);
  margin: 0;
  font-size: 0.95rem;
  text-transform: capitalize;
}

.player {
  display: flex;
  align-items: center;
  gap: 20px;
  margin: 40px 0 28px;
  flex-wrap: wrap;
}

.play {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  background: linear-gradient(135deg, var(--accent), var(--accent2));
  color: #08131c;
  border: none;
  border-radius: 999px;
  padding: 16px 26px;
  font-size: 1rem;
  font-weight: 700;
  cursor: pointer;
  transition: transform 0.15s ease, box-shadow 0.3s ease, filter 0.3s ease;
  box-shadow: 0 10px 30px -10px var(--accent);
}
.play:hover { transform: translateY(-2px); filter: brightness(1.05); }
.play:active { transform: translateY(0); }
.play.playing .play-icon { content: ""; }

.play-icon { font-size: 1.1rem; }

.meta { flex: 1; min-width: 200px; }
.mood { display: block; font-size: 0.95rem; color: var(--text); margin-bottom: 8px; font-weight: 600; }

.bar {
  height: 8px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.1);
  overflow: hidden;
}
.bar-fill {
  height: 100%;
  width: 50%;
  border-radius: 999px;
  background: linear-gradient(90deg, var(--accent2), var(--accent));
  transition: width 1s ease;
}

.voice-panel {
  margin: 4px 0 24px;
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 12px;
  background: rgba(255, 255, 255, 0.04);
  overflow: hidden;
}
.voice-panel > summary {
  cursor: pointer;
  list-style: none;
  padding: 12px 16px;
  font-size: 0.75rem;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  color: var(--accent);
  user-select: none;
}
.voice-panel > summary::-webkit-details-marker { display: none; }
.voice-panel > summary:hover { color: var(--text); }
.voice-panel .gear { margin-right: 6px; font-size: 0.9rem; }
.voice-grid {
  display: flex;
  flex-direction: column;
  gap: 14px;
  padding: 4px 16px 18px;
}
.voice-row {
  display: flex;
  align-items: center;
  gap: 14px;
  font-size: 0.9rem;
  color: var(--muted);
}
.voice-row > span:first-child { min-width: 92px; }
.voice-row em { font-style: normal; color: var(--accent); }
.voice-row.toggle { cursor: pointer; }
.voice-row.toggle input { accent-color: var(--accent); width: 16px; height: 16px; cursor: pointer; }
.voice-row select {
  flex: 1;
  min-width: 0;
  background: rgba(255, 255, 255, 0.06);
  color: var(--text);
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: 10px;
  padding: 8px 10px;
  font: inherit;
  font-size: 0.85rem;
  cursor: pointer;
}
.voice-row select:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }
.voice-row input[type="range"] {
  flex: 1;
  accent-color: var(--accent);
  cursor: pointer;
}
.voice-reset {
  align-self: flex-start;
  background: transparent;
  color: var(--accent);
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: 999px;
  padding: 6px 14px;
  font-size: 0.78rem;
  cursor: pointer;
  transition: border-color 0.2s ease, color 0.2s ease;
}
.voice-reset:hover { border-color: var(--accent); color: var(--text); }

.summary p {
  font-size: 1.05rem;
  line-height: 1.6;
  color: var(--muted);
  border-left: 3px solid var(--accent);
  padding-left: 16px;
  margin: 0 0 8px;
}

.archive[hidden] { display: none; }
.archive {
  display: flex;
  align-items: center;
  gap: 12px;
  margin: 28px 0 4px;
  flex-wrap: wrap;
}
.archive label {
  font-size: 0.75rem;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  color: var(--accent);
}
.archive select {
  flex: 1;
  min-width: 200px;
  max-width: 100%;
  background: rgba(255, 255, 255, 0.06);
  color: var(--text);
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: 10px;
  padding: 10px 12px;
  font: inherit;
  font-size: 0.9rem;
  cursor: pointer;
  transition: border-color 0.2s ease, background 0.2s ease;
}
.archive select:hover { border-color: var(--accent); }
.archive select:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }

.lyrics { margin: 36px 0; }
.lyric-section { margin-bottom: 26px; }
.lyric-section h3 {
  font-size: 0.75rem;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  color: var(--accent);
  margin: 0 0 10px;
}
.lyric-line {
  font-size: 1.25rem;
  line-height: 1.7;
  margin: 0;
  opacity: 0.5;
  transition: opacity 0.4s ease, color 0.4s ease;
}
.lyric-line.speaking {
  opacity: 1;
  color: var(--accent);
}

.foot {
  margin-top: 48px;
  padding-top: 24px;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  color: var(--muted);
  font-size: 0.85rem;
  line-height: 1.6;
}
.foot a { color: var(--accent); }
.fine { opacity: 0.6; font-size: 0.8rem; }