:root{
  --bg1:#fff7f0;
  --bg2:#fdeff3;
  --bg3:#eef3ff;
  --ink:#5c4b56;
  --ink-dim:#9b8794;
  --accent:#e08f9f;
  --accent2:#a9b7e8;
  --accent3:#a5d8c0;
  --card:#ffffff;
  --shadow:0 18px 40px -18px rgba(180,120,140,.35);
}

*{box-sizing:border-box;margin:0;padding:0}
html,body{height:100%}

body{
  font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;
  color:var(--ink);
  background:
    radial-gradient(1200px 600px at 85% -10%, #ffe9f0 0%, transparent 55%),
    radial-gradient(900px 500px at -10% 30%, #eaf3ff 0%, transparent 55%),
    radial-gradient(800px 500px at 50% 110%, #eaf7f0 0%, transparent 55%),
    linear-gradient(160deg,var(--bg1),var(--bg2) 45%,var(--bg3));
  min-height:100vh;
  padding-bottom:150px;
}

/* ---------- hero ---------- */
.hero{position:relative;overflow:hidden;padding:64px 20px 44px;text-align:center}
.hero-inner{position:relative;z-index:2}
.hero-img{
  width:min(72vw,340px);height:auto;display:block;margin:0 auto 6px;
  border-radius:24px;box-shadow:0 18px 40px -14px rgba(180,120,140,.45);
  border:4px solid rgba(255,255,255,.9);
}
.hero h1{
  font-size:42px;font-weight:800;letter-spacing:10px;text-indent:10px;
  background:linear-gradient(120deg,#e08f9f,#b7a3e0 60%,#7fb7d8);
  -webkit-background-clip:text;background-clip:text;color:transparent;
  margin:20px 0 10px;
}
.subtitle{font-size:16px;color:var(--ink-dim);letter-spacing:2px}
.hint{margin-top:18px;font-size:12px;color:#c3adb8;letter-spacing:1px}

.test-btn{
  margin-top:14px;padding:9px 22px;border:none;border-radius:22px;cursor:pointer;
  font-size:13px;letter-spacing:2px;color:#8c6573;
  background:rgba(255,255,255,.85);border:1px solid rgba(224,143,159,.45);
  box-shadow:0 6px 16px -6px rgba(180,120,140,.35);
  transition:transform .15s ease;
}
.test-btn:hover{transform:scale(1.05)}

.logo{position:relative;width:86px;height:86px;margin:0 auto}
.logo-disc{
  position:absolute;inset:20px;border-radius:50%;z-index:2;
  background:radial-gradient(circle at 35% 30%,#fff, #f3c6d2 60%,#e08f9f);
  box-shadow:0 8px 20px rgba(224,143,159,.4);
}
.logo-ring{position:absolute;inset:6px;border-radius:50%;border:2px dashed rgba(224,143,159,.45);animation:spin 14s linear infinite}
.logo-ring.ring2{inset:0;animation-duration:22s;animation-direction:reverse;border-color:rgba(169,183,232,.5)}
.logo-ring.ring3{inset:12px;animation-duration:9s;border-color:rgba(165,216,192,.5)}
.logo-disc::after{content:"";position:absolute;left:50%;top:50%;width:8px;height:8px;border-radius:50%;background:#fff;transform:translate(-50%,-50%)}

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

.hero-blob{position:absolute;border-radius:50%;filter:blur(30px);opacity:.55;z-index:1}
.blob1{width:180px;height:180px;background:#ffdfea;top:-40px;left:6%}
.blob2{width:140px;height:140px;background:#dfe8ff;bottom:-30px;right:8%}
.blob3{width:110px;height:110px;background:#d9f4e6;top:10px;right:24%}

/* ---------- cards ---------- */
.wrap{max-width:960px;margin:0 auto;padding:0 20px}
.playlist{display:grid;grid-template-columns:repeat(auto-fill,minmax(260px,1fr));gap:18px}

.card{
  position:relative;display:flex;flex-direction:column;gap:10px;
  background:var(--card);border:1px solid rgba(255,255,255,.8);
  border-radius:20px;padding:18px;box-shadow:var(--shadow);cursor:pointer;
  transition:transform .22s ease, box-shadow .22s ease;
  overflow:hidden;
}
.card:hover{transform:translateY(-4px);box-shadow:0 24px 46px -16px rgba(180,120,140,.45)}
.card.active{outline:2px solid var(--accent);transform:translateY(-4px)}

.card-accent{position:absolute;left:0;top:0;bottom:0;width:6px;background:linear-gradient(180deg,var(--c1),var(--c2))}
.card-top{display:flex;align-items:center;gap:12px}
.card-index{font-size:13px;color:var(--ink-dim);font-weight:700;font-variant-numeric:tabular-nums}

.play-btn{
  width:52px;height:52px;border-radius:50%;flex:0 0 auto;
  display:flex;align-items:center;justify-content:center;border:none;cursor:pointer;
  background:linear-gradient(135deg,var(--c1),var(--c2));
  color:#fff;box-shadow:0 8px 18px -6px var(--c2);transition:transform .18s ease;
}
.play-btn svg{width:22px;height:22px;fill:#fff}
.play-btn:hover{transform:scale(1.08)}
.play-btn.playing .icon-play{display:none}
.play-btn.playing .icon-pause{display:block}
.play-btn .icon-pause{display:none}

.card-title{font-size:18px;font-weight:700;letter-spacing:1px}
.card-sub{font-size:13px;color:var(--ink-dim)}
.card-meta{margin-top:auto;display:flex;align-items:center;justify-content:space-between;font-size:12px;color:#c3adb8}
.card-desc{font-size:12px;color:var(--ink-dim);line-height:1.6}

/* equalizer */
.eq{display:flex;align-items:flex-end;gap:2px;height:14px}
.eq i{width:3px;border-radius:2px;background:var(--accent);opacity:.35}
.card.playing .eq i{opacity:1;animation:eq 1s ease-in-out infinite}
.card.playing .eq i:nth-child(2){animation-delay:.18s}
.card.playing .eq i:nth-child(3){animation-delay:.36s}
.card.playing .eq i:nth-child(4){animation-delay:.12s}
@keyframes eq{0%,100%{height:4px}50%{height:14px}}

/* ---------- player bar ---------- */
.player{
  position:fixed;left:16px;right:16px;bottom:16px;z-index:20;
  display:grid;grid-template-columns:auto 1fr auto;
  gap:14px;align-items:center;
  background:rgba(255,255,255,.75);
  backdrop-filter:blur(18px);-webkit-backdrop-filter:blur(18px);
  border:1px solid rgba(255,255,255,.9);
  border-radius:22px;padding:14px 20px;box-shadow:0 20px 50px -18px rgba(160,100,120,.5);
  max-width:820px;margin:0 auto;
}
.player-disc{
  width:56px;height:56px;border-radius:50%;flex:0 0 auto;
  background:radial-gradient(circle at 35% 28%,#fff,#f3c6d2 65%,#e08faf);
  box-shadow:0 4px 12px rgba(224,143,159,.4), inset 0 0 0 4px rgba(255,255,255,.6);
  animation:spin 8s linear infinite paused;
}
.player.playing .player-disc{animation-play-state:running}
.player-info{min-width:0}
.player-title{font-weight:700;font-size:15px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.player-sub{font-size:12px;color:var(--ink-dim);margin-top:3px}

.player-controls{display:flex;align-items:center;gap:10px}
.ctl{
  width:42px;height:42px;border-radius:50%;border:none;cursor:pointer;
  background:#fff;display:flex;align-items:center;justify-content:center;
  color:var(--ink);box-shadow:0 4px 12px rgba(180,120,140,.25);transition:transform .15s ease;
}
.ctl svg{width:18px;height:18px;fill:currentColor}
.ctl:hover{transform:scale(1.08)}
.ctl.play{width:56px;height:56px;background:linear-gradient(135deg,#e8a2b2,#c39be8);color:#fff}
.ctl.play .icon-play{display:block}
.ctl.play .icon-pause{display:none}
.ctl.play.playing .icon-play{display:none}
.ctl.play.playing .icon-pause{display:block}

.player-progress{
  grid-column:1/-1;display:flex;align-items:center;gap:12px;
}
.player-volume{display:flex;align-items:center;gap:8px}
.vol-icon{display:flex;color:var(--ink-dim)}
.vol-icon svg{width:16px;height:16px;fill:currentColor}
.player-volume input{width:90px}
.prog-time{font-size:12px;color:var(--ink-dim);font-variant-numeric:tabular-nums;min-width:36px}
input[type=range]{
  flex:1;appearance:none;-webkit-appearance:none;height:6px;border-radius:6px;
  background:linear-gradient(90deg,var(--accent) var(--fill,0%),#efd8e0 var(--fill,0%));
  outline:none;cursor:pointer;
}
input[type=range]::-webkit-slider-thumb{
  -webkit-appearance:none;width:16px;height:16px;border-radius:50%;
  background:#fff;border:3px solid var(--accent);box-shadow:0 2px 6px rgba(180,120,140,.4);
}
input[type=range]::-moz-range-thumb{width:14px;height:14px;border-radius:50%;background:#fff;border:3px solid var(--accent)}

/* toast */
.toast{
  position:fixed;left:50%;bottom:140px;transform:translateX(-50%) translateY(8px);
  background:rgba(92,75,86,.92);color:#fff;font-size:13px;letter-spacing:1px;
  padding:10px 18px;border-radius:20px;opacity:0;pointer-events:none;
  transition:opacity .3s ease, transform .3s ease;z-index:30;
}
.toast.show{opacity:1;transform:translateX(-50%) translateY(0)}

.footer{text-align:center;color:#c3adb8;font-size:12px;letter-spacing:2px;padding:40px 0 20px}

@media (max-width:640px){
  .player{grid-template-columns:auto 1fr;padding:12px 14px}
  .player-controls{grid-column:1/-1;justify-content:center}
  .player-progress{grid-column:1/-1}
  .player-volume{grid-column:1/-1;justify-content:center}
  .hero h1{font-size:32px}
}

@media (max-width:480px){
  .hero{padding:40px 16px 30px}
  .hero h1{font-size:26px;letter-spacing:6px;text-indent:6px}
  .hero-img{width:min(58vw,220px);border-radius:18px}
  .subtitle{font-size:14px}
  .hint{font-size:11px}
  .wrap{padding:0 14px}
  .playlist{gap:12px;grid-template-columns:1fr}
  .card{padding:14px;border-radius:16px}
  .card-title{font-size:16px}
  .player{left:10px;right:10px;bottom:10px;padding:10px 12px;border-radius:18px}
  .player-title{font-size:14px}
  .player-sub{font-size:11px}
  .ctl{width:38px;height:38px}
  .ctl.play{width:48px;height:48px}
  .player-disc{width:46px;height:46px}
  .toast{bottom:120px;font-size:12px;padding:8px 14px}
  .footer{padding:28px 0 16px}
  .card,.play-btn,.ctl{-webkit-tap-highlight-color:transparent}
}