:root {
  --bg: #100e14;
  --bg-2: #18141f;
  --bg-3: #221c2c;
  --ink: #f6f1ea;
  --muted: #d2c6bc;
  --line: rgba(246, 241, 234, 0.16);
  --accent: #ff4d6d;
  --accent-2: #f0c14a;
  --gold-ink: #2a2112;
  --shadow: 0 24px 60px rgba(0, 0, 0, 0.35);
  --max: 1120px;
  --serif: "Palatino Linotype", Palatino, "Songti SC", SimSun, serif;
  --sans: "Segoe UI", "PingFang SC", "Microsoft YaHei", sans-serif;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background:
    radial-gradient(900px 420px at 8% -10%, rgba(255, 77, 109, 0.18), transparent 60%),
    radial-gradient(700px 380px at 100% 8%, rgba(240, 193, 74, 0.08), transparent 55%),
    var(--bg);
  color: var(--ink);
  font-family: var(--sans);
  font-size: 17px;
  line-height: 1.75;
}
img { max-width: 100%; }
a { color: inherit; }
p { margin: 0 0 1rem; }
h1, h2, h3 { line-height: 1.25; font-weight: 700; }
h1 { font-family: var(--serif); font-size: clamp(36px, 4.6vw, 62px); letter-spacing: -0.03em; margin: 0 0 16px; }
h2 { font-size: clamp(26px, 3vw, 36px); letter-spacing: -0.02em; margin: 0 0 18px; }
h3 { font-size: 18px; margin: 0 0 8px; }

.mast {
  position: sticky;
  top: 0;
  z-index: 20;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: 14px 7vw;
  background: rgba(16, 14, 20, 0.94);
  border-bottom: 1px solid var(--line);
}
.brand { display: flex; align-items: center; gap: 10px; text-decoration: none; font-weight: 700; letter-spacing: 0.04em; }
.brand svg { width: 32px; height: 32px; display: block; }
.mast-nav { display: flex; flex-wrap: wrap; gap: 8px 18px; }
.mast-nav a { text-decoration: none; color: var(--muted); font-size: 14px; }
.mast-nav a:hover { color: var(--ink); }
.mast-nav a:focus-visible, .go:focus-visible, .quiet:focus-visible, .brand:focus-visible {
  outline: 3px solid var(--accent-2);
  outline-offset: 3px;
}

.stage {
  display: grid;
  grid-template-columns: minmax(0, 1.15fr) minmax(280px, 0.85fr);
  gap: 48px;
  align-items: center;
  width: min(1180px, calc(100% - 10vw));
  margin: 0 auto;
  padding: 54px 0 36px;
}
.kicker { color: var(--accent-2); letter-spacing: 0.16em; font-size: 13px; margin-bottom: 12px; }
.lede { color: var(--muted); font-size: 18px; max-width: 40rem; }
.traits { list-style: none; padding: 0; margin: 22px 0; display: grid; gap: 10px; }
.traits li { display: flex; align-items: center; gap: 10px; color: var(--ink); }
.traits svg { width: 22px; height: 22px; color: var(--accent-2); flex: none; }
.cta-row { display: flex; flex-wrap: wrap; align-items: center; gap: 14px 18px; margin-top: 8px; }
.for-win { color: var(--accent-2); font-size: 14px; }
.quiet { color: var(--muted); font-size: 15px; }

.go {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 52px;
  padding: 0 26px;
  border-radius: 999px;
  background: var(--accent);
  color: #fff;
  text-decoration: none;
  font-weight: 700;
  letter-spacing: 0.02em;
  box-shadow: 0 10px 28px rgba(255, 77, 109, 0.28);
  transition: transform 0.18s ease, filter 0.18s ease;
}
.go:hover { transform: translateY(-2px); filter: brightness(1.05); }
.go:active { transform: translateY(0); }

.player {
  background: var(--bg-3);
  border: 1px solid var(--line);
  border-radius: 28px;
  box-shadow: var(--shadow);
  overflow: hidden;
  position: relative;
}
.player-top, .player-body, .now { position: relative; z-index: 1; }
.player-top {
  display: flex;
  justify-content: space-between;
  padding: 16px 20px 0;
  color: var(--muted);
  font-size: 13px;
  letter-spacing: 0.08em;
}
.player-body { display: grid; grid-template-columns: 148px 1fr; gap: 18px; padding: 18px 20px 28px; }
.disc {
  width: 148px;
  height: 148px;
  border-radius: 50%;
  background:
    radial-gradient(circle at 50% 50%, #2a2433 0 18%, transparent 19%),
    conic-gradient(from 20deg, #ff4d6d, #f0c14a, #6b4cff, #ff4d6d);
  box-shadow: inset 0 0 0 10px #14121a;
  animation: spin 14s linear infinite;
}
.now-k { color: var(--accent); font-size: 12px; letter-spacing: 0.14em; margin: 8px 0; }
.now-t { font-size: 22px; margin: 0; font-family: var(--serif); }
.now-a { color: var(--muted); margin: 4px 0 16px; }
.bar { height: 4px; background: rgba(246, 241, 234, 0.15); border-radius: 99px; }
.bar i { display: block; width: 42%; height: 100%; background: linear-gradient(90deg, var(--accent), var(--accent-2)); border-radius: inherit; }
.ctrls { display: flex; gap: 16px; margin-top: 16px; color: var(--ink); }
.ctrls svg { width: 22px; height: 22px; }
.wave { position: absolute; left: 0; right: 0; bottom: 0; height: 42px; color: rgba(255, 77, 109, 0.25); }

.wrap { width: min(var(--max), calc(100% - 10vw)); margin: 0 auto; }
.band { padding: 76px 0; }
.band-alt { background: linear-gradient(180deg, rgba(255,255,255,0.02), transparent 28%), var(--bg-2); }
.band p, .end p { max-width: 68ch; color: var(--muted); }
.band h2, .pull h2, .end h2 { color: var(--ink); }

.occasion { list-style: none; padding: 8px 0 0; margin: 28px 0 0; display: grid; gap: 0; border-top: 1px solid var(--line); }
.occasion li { display: grid; grid-template-columns: 88px 1fr; gap: 18px; padding: 18px 0; border-bottom: 1px solid var(--line); }
.occasion strong { color: var(--accent-2); font-size: 18px; }
.occasion span { color: var(--ink); }

.split { display: grid; grid-template-columns: 1fr 1fr; gap: 56px; }
.sheet-wrap { overflow-x: auto; margin: 12px 0 20px; }
.sheet { width: 100%; border-collapse: collapse; min-width: 720px; }
.sheet th, .sheet td { border-bottom: 1px solid var(--line); text-align: left; vertical-align: top; padding: 14px 12px; }
.sheet th { color: var(--accent-2); font-size: 14px; font-weight: 700; }
.sheet td { color: var(--muted); font-size: 15px; }
.sheet td:first-child, .sheet th:first-child { color: var(--ink); }

.route { list-style: none; margin: 8px 0 0; padding: 0; display: grid; gap: 0; }
.route li { display: grid; grid-template-columns: 64px 1fr; gap: 8px; padding: 8px 0 8px; }
.route li span {
  font-family: var(--serif);
  font-size: 28px;
  color: var(--accent);
  line-height: 1;
}
.route strong { display: block; margin-bottom: 6px; }
.route p { margin: 0; }

.keep-grid { display: grid; grid-template-columns: minmax(0, 1.4fr) minmax(220px, 0.6fr); gap: 36px; align-items: start; }
.note {
  background: var(--bg-3);
  border-left: 4px solid var(--accent-2);
  padding: 22px 22px 8px;
  position: sticky;
  top: 86px;
}
.note-k { color: var(--accent-2); font-size: 13px; letter-spacing: 0.12em; }
.note p:last-child { color: var(--ink); }

.pull { padding: 28px 0; }
.pull-in {
  width: min(var(--max), calc(100% - 10vw));
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1.4fr auto;
  gap: 28px;
  align-items: center;
  background: #2a1420;
  border-radius: 22px;
  padding: 36px 40px;
  border: 1px solid rgba(255, 77, 109, 0.35);
}
.pull-act { display: grid; gap: 12px; justify-items: start; }
.pull-act p { margin: 0; color: var(--accent-2); letter-spacing: 0.08em; }

.lyric-layout { display: grid; grid-template-columns: 240px 1fr; gap: 48px; align-items: center; }
.lyric-demo { display: grid; gap: 14px; padding: 28px 8px; }
.lyric-demo p { margin: 0; color: rgba(210, 198, 188, 0.55); font-size: 18px; font-family: var(--serif); }
.lyric-demo .on { color: var(--ink); font-size: 28px; }

.asks { display: grid; grid-template-columns: 1fr 1fr; gap: 28px 40px; }
.asks article { padding-top: 16px; border-top: 1px solid var(--line); }
.asks p { color: var(--muted); margin: 0; }

.end { padding-bottom: 96px; }
.end-in { padding-top: 12px; }

.foot {
  padding: 28px 7vw 40px;
  border-top: 1px solid var(--line);
  color: var(--muted);
  font-size: 14px;
}
.foot p { margin: 0 0 6px; max-width: none; }

@keyframes spin { to { transform: rotate(360deg); } }

@media (max-width: 1024px) {
  .stage, .split, .keep-grid, .lyric-layout, .pull-in, .asks { grid-template-columns: 1fr; }
  .player-body { grid-template-columns: 120px 1fr; }
  .disc { width: 120px; height: 120px; }
  .note { position: static; }
  .stage { width: min(1180px, calc(100% - 48px)); padding-top: 36px; }
}

@media (max-width: 768px) {
  .mast { padding: 12px 20px; flex-direction: column; align-items: flex-start; gap: 8px; }
  .brand { white-space: nowrap; }
  .mast-nav { width: 100%; }
  .band { padding: 56px 0; }
  .wrap, .pull-in { width: min(var(--max), calc(100% - 40px)); }
  .occasion li { grid-template-columns: 72px 1fr; }
  .pull-in { padding: 28px 22px; }
  h1 { font-size: clamp(32px, 9vw, 44px); }
}

@media (max-width: 390px) {
  .player-body { grid-template-columns: 1fr; }
  .disc { width: 96px; height: 96px; }
  .go { width: 100%; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .disc, .go { animation: none; transition: none; }
}