:root {
  color-scheme: dark;
  --bg: #121317;
  --panel: #1b1d24;
  --accent: #7c9cff;
  --text: #e7e9f0;
  --muted: #8b8fa3;
  --line-active: #2a2f45;
}
* { box-sizing: border-box; }
body {
  margin: 0;
  font-family: -apple-system, system-ui, "Segoe UI", Roboto, sans-serif;
  background: var(--bg);
  color: var(--text);
}
header { padding: 1.5rem 2rem 0.5rem; }
header h1 { margin: 0; font-size: 1.5rem; }
header .sub { color: var(--muted); margin: 0.25rem 0 0; font-size: 0.9rem; }
main { max-width: 760px; margin: 0 auto; padding: 1rem 2rem 3rem; }
.panel {
  background: var(--panel);
  border-radius: 10px;
  padding: 1.25rem;
  margin-top: 1rem;
}
.hidden { display: none !important; }
.field { display: flex; flex-direction: column; gap: 0.3rem; margin-bottom: 0.9rem; font-size: 0.9rem; }
.field span { color: var(--muted); }
.field-row { display: flex; gap: 1rem; }
.field-row .field { flex: 1; }
input, select, button {
  font-size: 0.95rem;
  padding: 0.5rem;
  border-radius: 6px;
  border: 1px solid #333;
  background: #0f1014;
  color: var(--text);
}
button {
  background: var(--accent);
  color: #0f1014;
  border: none;
  font-weight: 600;
  cursor: pointer;
  padding: 0.6rem 1rem;
}
button:hover { opacity: 0.9; }
button:disabled { opacity: 0.5; cursor: not-allowed; }
.error { color: #ff6b6b; }
.spinner {
  margin-top: 0.75rem;
  width: 28px; height: 28px;
  border: 3px solid #333;
  border-top-color: var(--accent);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }
#player { width: 100%; margin-bottom: 1rem; }
.toolbar {
  display: flex;
  align-items: center;
  gap: 1rem;
  margin-bottom: 1rem;
  flex-wrap: wrap;
}
.export-links { color: var(--muted); font-size: 0.9rem; display: flex; gap: 0.6rem; align-items: center; }
.export-links a { color: var(--accent); text-decoration: none; }
#save-status { color: #6adb8f; font-size: 0.85rem; }
.section-label {
  color: var(--muted);
  text-transform: uppercase;
  font-size: 0.75rem;
  letter-spacing: 0.08em;
  margin: 1.2rem 0 0.4rem;
}
.lyric-line {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  padding: 0.35rem 0.5rem;
  border-radius: 6px;
  cursor: pointer;
}
.lyric-line:hover { background: #20222c; }
.lyric-line.active { background: var(--line-active); }
.lyric-line .text { flex: 1; }
.lyric-line .time-input {
  width: 72px;
  font-size: 0.8rem;
  padding: 0.25rem;
}
.lyric-line .nudge {
  padding: 0.2rem 0.4rem;
  font-size: 0.75rem;
  background: #2a2c36;
  color: var(--text);
}