:root {
  --bg: #08070d;
  --panel: rgba(18, 15, 28, 0.72);
  --panel-strong: rgba(9, 8, 15, 0.88);
  --text: #f2edf8;
  --muted: #b6a9c9;
  --line: rgba(255, 255, 255, 0.12);
  --purple: #9b5cff;
  --pink: #e48dff;
  --amber: #f4c58a;
  --shadow: 0 24px 80px rgba(0, 0, 0, 0.58);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  min-height: 100svh;
  color: var(--text);
  background:
    radial-gradient(circle at 50% 0%, rgba(119, 67, 180, 0.38), transparent 42%),
    radial-gradient(circle at 100% 28%, rgba(244, 197, 138, 0.12), transparent 32%),
    linear-gradient(180deg, #08070d 0%, #0e0b16 45%, #05050a 100%);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  overflow-x: hidden;
}

.noise {
  position: fixed;
  inset: 0;
  pointer-events: none;
  opacity: 0.12;
  mix-blend-mode: overlay;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 220 220' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.9' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='.65'/%3E%3C/svg%3E");
}

.shell {
  width: min(100%, 680px);
  margin: 0 auto;
  padding: max(18px, env(safe-area-inset-top)) 16px 44px;
}

.hero {
  min-height: 100svh;
  display: grid;
  align-content: center;
  gap: 18px;
}

.cover-wrap {
  position: relative;
  border: 1px solid var(--line);
  border-radius: 30px;
  padding: 8px;
  background: linear-gradient(145deg, rgba(255,255,255,.12), rgba(255,255,255,.02));
  box-shadow: var(--shadow);
  isolation: isolate;
}

.cover {
  position: relative;
  z-index: 1;
  display: block;
  width: 100%;
  aspect-ratio: 1 / 1;
  object-fit: cover;
  border-radius: 23px;
}

.cover-glow {
  position: absolute;
  inset: 16%;
  z-index: 0;
  border-radius: 999px;
  background: var(--purple);
  filter: blur(70px);
  opacity: 0.34;
}

.meta { text-align: center; }
.eyebrow {
  margin: 0 0 8px;
  color: var(--amber);
  text-transform: uppercase;
  letter-spacing: .2em;
  font-size: .72rem;
  font-weight: 800;
}

h1 {
  margin: 0;
  font-size: clamp(2.2rem, 12vw, 5rem);
  line-height: .9;
  letter-spacing: -0.08em;
  text-shadow: 0 0 40px rgba(155, 92, 255, .38);
}

.subtitle {
  margin: 14px auto 0;
  color: var(--muted);
  max-width: 26rem;
  line-height: 1.45;
}

.player-card {
  display: grid;
  grid-template-columns: 58px 1fr;
  gap: 14px;
  align-items: center;
  padding: 14px;
  border: 1px solid var(--line);
  border-radius: 24px;
  background: var(--panel-strong);
  backdrop-filter: blur(20px);
  box-shadow: 0 18px 60px rgba(0, 0, 0, .32);
}

.play {
  width: 58px;
  height: 58px;
  border: 0;
  border-radius: 19px;
  color: var(--text);
  background: linear-gradient(145deg, var(--purple), #34204d);
  font-size: 1.25rem;
  box-shadow: 0 12px 30px rgba(155, 92, 255, .34);
}

.time-row {
  display: flex;
  justify-content: space-between;
  color: var(--muted);
  font-size: .78rem;
  margin-bottom: 7px;
  font-variant-numeric: tabular-nums;
}

.seek {
  width: 100%;
  accent-color: var(--purple);
}

.part-nav {
  position: sticky;
  top: 8px;
  z-index: 2;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 8px;
  margin: 8px 0 18px;
  padding: 8px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: rgba(5, 5, 10, .76);
  backdrop-filter: blur(18px);
}

.part-nav a {
  color: var(--text);
  text-decoration: none;
  text-align: center;
  padding: 10px 8px;
  border-radius: 999px;
  font-size: .82rem;
  font-weight: 800;
  background: rgba(255,255,255,.055);
}

.lyrics {
  display: grid;
  gap: 16px;
}

.part {
  padding: 22px;
  border: 1px solid var(--line);
  border-radius: 30px;
  background: var(--panel);
  backdrop-filter: blur(20px);
  box-shadow: 0 16px 60px rgba(0,0,0,.28);
}

.part-label {
  margin: 0 0 8px;
  color: var(--pink);
  text-transform: uppercase;
  letter-spacing: .12em;
  font-size: .72rem;
  font-weight: 900;
}

h2 {
  margin: 0 0 20px;
  font-size: clamp(1.6rem, 8vw, 3rem);
  line-height: .95;
  letter-spacing: -0.06em;
}

h3 {
  margin: 26px 0 10px;
  color: var(--amber);
  font-size: .88rem;
  text-transform: uppercase;
  letter-spacing: .14em;
}

p {
  line-height: 1.68;
}

.voice-b {
  color: #d6b8ff;
  font-style: italic;
  border-left: 2px solid var(--purple);
  padding-left: 12px;
  opacity: .9;
}

.fr {
  color: #fff;
  font-weight: 700;
}

@media (min-width: 760px) {
  .shell { padding-inline: 24px; }
  .hero { min-height: auto; padding-top: 38px; }
}