:root {
  --bg: #14120f;
  --surface: #1e1b17;
  --text: #e8e4dc;
  --muted: #9a9488;
  --accent: #c9a962;
  --line: rgba(201, 169, 98, 0.22);
  --font-serif: "Iowan Old Style", "Palatino Linotype", Palatino, Georgia, serif;
  --font-sans: system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }
}

body {
  margin: 0;
  min-height: 100dvh;
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-sans);
  display: flex;
  flex-direction: column;
  padding:
    max(0.65rem, env(safe-area-inset-top, 0px))
    max(0.85rem, env(safe-area-inset-right, 0px))
    max(0.85rem, env(safe-area-inset-bottom, 0px))
    max(0.85rem, env(safe-area-inset-left, 0px));
}

.studio-top {
  flex: 0 0 auto;
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  justify-content: space-between;
  gap: 0.75rem 1.25rem;
  margin-bottom: 0.85rem;
}

.studio-top h1 {
  margin: 0;
  font-family: var(--font-serif);
  font-size: 1.15rem;
  font-weight: 600;
  letter-spacing: 0.02em;
}

.studio-top-note {
  margin: 0.2rem 0 0;
  font-size: 0.78rem;
  color: var(--muted);
  max-width: 28rem;
  line-height: 1.45;
}

.studio-back {
  color: var(--accent);
  text-decoration: none;
  font-size: 0.84rem;
  font-weight: 600;
  letter-spacing: 0.04em;
}

.studio-back:hover {
  text-decoration: underline;
}

.studio-controls {
  flex: 0 0 auto;
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 0.65rem 1rem;
  align-items: center;
  padding: 0.75rem 0.85rem;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 10px;
  margin-bottom: 1rem;
}

@media (min-width: 720px) {
  .studio-controls {
    grid-template-columns: minmax(12rem, 1fr) minmax(0, 2fr) auto;
  }
}

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

#track-select {
  width: 100%;
  max-width: 100%;
  padding: 0.45rem 0.55rem;
  border-radius: 6px;
  border: 1px solid var(--line);
  background: var(--bg);
  color: var(--text);
  font-family: inherit;
  font-size: 0.88rem;
}

.seek-wrap {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  min-width: 0;
}

#seek {
  flex: 1;
  min-width: 0;
  accent-color: var(--accent);
}

.time-display {
  flex: 0 0 auto;
  font-variant-numeric: tabular-nums;
  font-size: 0.78rem;
  color: var(--muted);
  white-space: nowrap;
}

.transport {
  display: flex;
  flex-wrap: wrap;
  gap: 0.45rem;
  align-items: center;
  justify-content: flex-end;
}

.transport button {
  padding: 0.45rem 0.75rem;
  border-radius: 8px;
  border: 1px solid var(--line);
  background: var(--bg);
  color: var(--accent);
  font-family: inherit;
  font-size: 0.8rem;
  font-weight: 600;
  cursor: pointer;
}

.transport button:hover {
  border-color: rgba(201, 169, 98, 0.45);
}

.transport button:active {
  transform: scale(0.98);
}

.transport button[aria-pressed="true"] {
  background: rgba(201, 169, 98, 0.12);
}

#btn-play {
  min-width: 3rem;
  font-size: 1rem;
}

.studio-options {
  grid-column: 1 / -1;
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  align-items: center;
  font-size: 0.8rem;
  color: var(--muted);
}

.studio-options label {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  cursor: pointer;
}

.studio-options input {
  accent-color: var(--accent);
}

.studio-preview {
  flex: 1;
  min-height: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 0.25rem 0 0.5rem;
}

.social-stage {
  position: relative;
  width: min(calc(100vw - 2rem), calc((100dvh - 14rem) * 9 / 16));
  max-width: 420px;
  aspect-ratio: 9 / 16;
  max-height: min(92dvh, calc(100dvh - 12rem));
  background: radial-gradient(120% 90% at 50% 20%, #2a261f 0%, #14120f 55%, #0a0908 100%);
  border-radius: 12px;
  border: 1px solid var(--line);
  box-shadow:
    0 24px 48px rgba(0, 0, 0, 0.45),
    inset 0 1px 0 rgba(255, 255, 255, 0.04);
  container-type: size;
  overflow: hidden;
}

.social-stage.social-stage--safe::after {
  content: "";
  position: absolute;
  inset: 10%;
  border: 2px dashed rgba(201, 169, 98, 0.28);
  border-radius: 8px;
  pointer-events: none;
  z-index: 3;
}

.social-stage-inner {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  padding: 6cqmin 5.5cqmin 7cqmin;
  z-index: 1;
}

.social-stage-kicker {
  margin: 0 0 1.5cqmin;
  font-size: clamp(9px, 3.4cqmin, 13px);
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: rgba(201, 169, 98, 0.75);
  font-weight: 600;
}

.social-stage-title {
  margin: 0 0 4cqmin;
  font-family: var(--font-serif);
  font-size: clamp(14px, 7cqmin, 28px);
  font-weight: 600;
  line-height: 1.2;
  color: var(--text);
}

.social-stage-lyrics {
  flex: 1;
  min-height: 0;
  overflow-y: auto;
  overflow-x: hidden;
  mask-image: linear-gradient(
    transparent 0%,
    #000 8%,
    #000 92%,
    transparent 100%
  );
  -webkit-mask-image: linear-gradient(
    transparent 0%,
    #000 8%,
    #000 92%,
    transparent 100%
  );
  scrollbar-width: thin;
  scrollbar-color: rgba(201, 169, 98, 0.35) transparent;
}

.social-stage-lyrics::-webkit-scrollbar {
  width: 4px;
}

.social-stage-lyrics::-webkit-scrollbar-thumb {
  background: rgba(201, 169, 98, 0.35);
  border-radius: 4px;
}

.social-line {
  font-family: var(--font-serif);
  font-size: clamp(11px, 5.2cqmin, 20px);
  line-height: 1.55;
  margin: 0 0 2.8cqmin;
  color: rgba(232, 228, 220, 0.45);
  transition: color 0.2s ease;
}

.social-line--blank {
  min-height: 0.4em;
}

.social-line--active {
  color: rgba(232, 228, 220, 0.82);
}

.social-word {
  color: inherit;
}

.social-word--active {
  color: #f4ebd4;
  font-weight: 700;
  text-shadow:
    0 0 1.2em rgba(201, 169, 98, 0.55),
    0 0 0.2em rgba(201, 169, 98, 0.35);
}

.social-stage-foot {
  margin-top: auto;
  padding-top: 3cqmin;
  font-size: clamp(9px, 3cqmin, 12px);
  color: rgba(154, 148, 136, 0.65);
  letter-spacing: 0.04em;
}

.lyrics-placeholder {
  margin: 0;
  font-size: clamp(12px, 4cqmin, 16px);
  line-height: 1.5;
  color: var(--muted);
}

.lyrics-placeholder.lyrics-placeholder--warn {
  color: #c98f62;
}

.social-stage:fullscreen {
  border-radius: 0;
  max-width: none;
  max-height: none;
  width: 100vw;
  height: 100dvh;
  aspect-ratio: auto;
}

.social-stage:fullscreen .social-stage-inner {
  padding: max(1.25rem, env(safe-area-inset-top)) max(1.25rem, env(safe-area-inset-right))
    max(1.25rem, env(safe-area-inset-bottom)) max(1.25rem, env(safe-area-inset-left));
}