:root{
  --bg:#0a0a0d; --bg-elev:#111116; --card:#17171e; --card-hover:#1e1e27; --line:#232330;
  --text:#eceef1; --muted:#8b8c98;
  --accent:#e8b64c; --accent2:#5b8def; --accent3:#e05d5d; --accent4:#5fd6a4;
  --music:#a855f7; --music-2:#c084fc; --music-dim:rgba(168,85,247,.18);
  --cta:#fff; --cta-text:#0a0a0d; --ease:cubic-bezier(.22,1,.36,1);
  --bar:92px; --side:244px;
}
*{box-sizing:border-box;margin:0;padding:0}
html,body{height:100%;background:var(--bg);color:var(--text);font-family:Inter,system-ui,sans-serif;-webkit-font-smoothing:antialiased}
a{color:inherit;text-decoration:none} button,input{font-family:inherit;color:inherit} img{display:block;max-width:100%}
body.app{display:grid;grid-template-rows:1fr var(--bar);grid-template-columns:var(--side) 1fr;height:100vh;overflow:hidden}
.sidebar{padding:14px 10px;display:flex;flex-direction:column;gap:10px;min-height:0}
.side-card{background:var(--bg-elev);border:1px solid var(--line);border-radius:14px;padding:12px}
.logo{font-family:"Space Grotesk",sans-serif;font-weight:700;font-size:24px;display:flex;align-items:center;gap:8px;letter-spacing:-0.02em;line-height:1;padding:2px 8px 12px}
.logo .marks{display:flex;gap:6px;font-size:14px;letter-spacing:2px}
.logo .marks span:nth-child(1){color:var(--accent)} .logo .marks span:nth-child(2){color:var(--accent2)}
.logo .marks span:nth-child(3){color:var(--accent3)} .logo .marks span:nth-child(4){color:var(--accent4)}
.nav-btn{width:100%;display:flex;align-items:center;gap:12px;background:0;border:0;color:var(--muted);padding:10px 12px;border-radius:10px;font-size:14px;font-weight:600;cursor:pointer;text-align:left}
.nav-btn:hover,.nav-btn.on{color:#fff;background:var(--card)}
.lib-head{display:flex;justify-content:space-between;align-items:center;color:var(--muted);font-size:12px;font-weight:700;padding:2px 6px 10px}
.lib-head button{background:var(--card);border:1px solid var(--line);border-radius:999px;padding:4px 10px;font-size:11px;cursor:pointer}
.lib-list{overflow:auto;max-height:calc(100vh - 360px)}
.lib-item{display:flex;gap:10px;align-items:center;padding:8px;border-radius:10px;cursor:pointer}
.lib-item:hover,.lib-item.on{background:var(--card)}
.lib-item img{width:42px;height:42px;border-radius:6px;object-fit:cover;background:#222}
.lib-item b,.lib-item span{display:block;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.lib-item b{font-size:13px} .lib-item span{font-size:11px;color:var(--muted)}
.stage{min-width:0;overflow:auto;background:linear-gradient(180deg,#2a1644 0%,var(--bg) 320px);border-radius:12px 0 0 0;margin:8px 8px 0 0}
.topbar{position:sticky;top:0;z-index:4;display:flex;gap:10px;align-items:center;padding:14px 22px;background:linear-gradient(#0a0a0db8,transparent)}
.circle{width:32px;height:32px;border-radius:50%;border:1px solid var(--line);background:#0a0a0db8;cursor:pointer}
.search{flex:1;max-width:440px;position:relative}
.search input{width:100%;background:var(--card);border:1px solid var(--line);border-radius:999px;padding:10px 14px 10px 38px;outline:0}
.search input:focus{border-color:var(--music)}
.search svg{position:absolute;left:12px;top:50%;transform:translateY(-50%);opacity:.5}
.page{padding:6px 28px 36px}
.hero{display:flex;gap:24px;align-items:flex-end;padding:8px 0 26px;position:relative}
.hero-art{width:220px;height:220px;border-radius:8px;object-fit:cover;box-shadow:0 18px 50px #0008;background:var(--card);flex-shrink:0}
.kicker{font-size:12px;font-weight:700;letter-spacing:.08em;text-transform:uppercase;color:var(--music-2);margin-bottom:8px}
.hero h1{font-family:"Space Grotesk",sans-serif;font-size:clamp(36px,5vw,68px);line-height:.95;margin-bottom:10px}
.hero p{color:#c7c8d0;max-width:560px;margin-bottom:16px}
.btn{border:0;border-radius:999px;padding:12px 22px;font-weight:700;cursor:pointer}
.btn-play{background:var(--cta);color:var(--cta-text)}
.btn-ghost{background:#ffffff14;border:1px solid var(--line);color:var(--text)}
.section{margin:26px 0}
.section-head{display:flex;justify-content:space-between;align-items:baseline;margin-bottom:12px}
.section-head h2{font-family:"Space Grotesk",sans-serif;font-size:22px}
.see{color:#fff;font-size:13px;font-weight:600;cursor:pointer}
.rail{display:flex;gap:16px;overflow-x:auto;padding-bottom:8px}
.album{flex:0 0 168px;background:var(--card);border-radius:12px;padding:12px;cursor:pointer}
.album:hover{background:var(--card-hover);transform:translateY(-3px);transition:.2s var(--ease)}
.album img{width:100%;aspect-ratio:1;object-fit:cover;border-radius:8px;background:#222;margin-bottom:10px}
.album b{display:block;font-size:13px;height:2.5em;overflow:hidden} .album span{font-size:12px;color:var(--muted)}
.tracks{width:100%;border-collapse:collapse}
.tracks th,.tracks td{text-align:left;padding:10px;border-bottom:1px solid #23233099}
.tracks th{font-size:11px;color:var(--muted);text-transform:uppercase;letter-spacing:.06em}
.tracks tr{cursor:pointer} .tracks tr:hover td{background:#ffffff08} .tracks tr.on td{background:var(--music-dim)}
.num{width:36px;color:var(--muted);font-variant-numeric:tabular-nums}
.t-art{width:40px;height:40px;border-radius:4px;object-fit:cover;background:#222}
.t-title{font-weight:600} .t-sub{font-size:12px;color:var(--muted)}
.add{width:28px;height:28px;border-radius:50%;border:1px solid var(--line);background:var(--card);color:#fff;cursor:pointer}
.dock{grid-column:1/-1;background:#18181f;border-top:1px solid var(--line);display:grid;grid-template-columns:1.1fr 1.6fr 1fr;align-items:center;gap:12px;padding:0 16px;z-index:20}
.now{display:flex;align-items:center;gap:12px;min-width:0;cursor:pointer}
.now img{width:58px;height:58px;border-radius:6px;object-fit:cover;background:#222}
.now b,.now span{display:block;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.now span{color:var(--muted);font-size:12px}
.controls{display:flex;flex-direction:column;align-items:center;gap:6px}
.ctrl-row{display:flex;align-items:center;gap:12px}
.ctrl{width:34px;height:34px;border:0;background:0;color:var(--muted);cursor:pointer;font-size:16px}
.ctrl.on{color:var(--music-2)}
.play{width:42px;height:42px;border-radius:50%;border:0;background:#fff;color:#0a0a0d;cursor:pointer;font-size:15px}
.seek-row{display:flex;align-items:center;gap:8px;width:min(560px,100%);font-size:11px;color:var(--muted)}
input[type=range]{-webkit-appearance:none;height:4px;background:var(--line);border-radius:4px;width:100%;outline:0}
input[type=range]::-webkit-slider-thumb{-webkit-appearance:none;width:12px;height:12px;border-radius:50%;background:#fff}
.extra{display:flex;align-items:center;justify-content:flex-end;gap:10px}
.status{font-size:11px;color:var(--muted);max-width:190px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.expand{width:36px;height:36px;border-radius:8px;border:1px solid var(--line);background:var(--card);cursor:pointer;color:#fff}
.np{position:fixed;inset:0;z-index:80;display:none;background:#0a0a0d;color:#fff}
.np.open{display:grid;grid-template-rows:auto 1fr auto;animation:rise .42s var(--ease)}
@keyframes rise{from{transform:translateY(24px);opacity:.4}to{transform:none;opacity:1}}
.np-bg{position:absolute;inset:0;background-size:cover;background-position:center;filter:blur(40px) saturate(1.2);transform:scale(1.12);opacity:.35}
.np-bg::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,#0a0a0de6 0%,#0a0a0dcc 40%,#0a0a0d 100%)}
.np-top{position:relative;display:flex;align-items:center;justify-content:space-between;padding:calc(14px + env(safe-area-inset-top)) 22px 8px}
.np-top button{background:#ffffff12;border:1px solid var(--line);color:#fff;border-radius:999px;padding:8px 14px;cursor:pointer;font-weight:600}
.np-body{position:relative;display:grid;grid-template-columns:1.15fr .85fr;gap:36px;padding:12px 6vw 20px;min-height:0}
.np-artwrap{display:flex;flex-direction:column;align-items:center;justify-content:center;position:relative}
.np-art{width:min(420px,70vw);aspect-ratio:1;border-radius:16px;object-fit:cover;box-shadow:0 30px 80px #000a;background:#111}
.np-meta{text-align:center;margin-top:22px;max-width:520px}
.np-meta h2{font-family:"Space Grotesk",sans-serif;font-size:clamp(26px,3vw,40px);line-height:1.1}
.np-meta p{color:#c7c8d0;margin-top:6px}
.np-queue{background:#111116cc;border:1px solid var(--line);border-radius:16px;overflow:auto;min-height:0;padding:8px}
.np-queue h3{font-size:13px;color:var(--muted);padding:12px 14px 6px;text-transform:uppercase;letter-spacing:.06em}
.np-qrow{display:flex;gap:10px;align-items:center;padding:8px 12px;border-radius:10px;cursor:pointer}
.np-qrow.on{background:var(--music-dim)}
.np-qrow img{width:40px;height:40px;border-radius:5px;object-fit:cover}
.np-foot{position:relative;padding:8px 6vw calc(18px + env(safe-area-inset-bottom))}
.np-seek{display:flex;align-items:center;gap:10px;color:var(--muted);font-size:12px;margin-bottom:12px}
.np-ctrls{display:flex;justify-content:center;align-items:center;gap:22px}
.np-ctrls .play{width:64px;height:64px;font-size:22px}
.toast{position:fixed;bottom:110px;left:50%;transform:translateX(-50%);background:var(--card);border:1px solid var(--line);padding:10px 16px;border-radius:12px;z-index:90;font-weight:600;font-size:13px}
.tunnel{display:none!important}
.mnav{display:none}
.empty{color:var(--muted);padding:36px 0;text-align:center}
body.np-open .sidebar,body.np-open .stage,body.np-open .dock,body.np-open .mnav{visibility:hidden}
@media(max-width:980px){
  body.app{grid-template-columns:1fr;grid-template-rows:1fr var(--bar) 56px}
  .sidebar{display:none}
  .stage{margin:0;border-radius:0}
  .hero{flex-direction:column;align-items:flex-start}
  .hero-art{width:150px;height:150px}
  .dock{grid-template-columns:1fr auto}
  .extra,.seek-row{display:none}
  .np-body{grid-template-columns:1fr}
  .np-queue{max-height:28vh}
  .mnav{display:flex;grid-column:1/-1;background:#111116;border-top:1px solid var(--line);align-items:center;justify-content:space-around;z-index:21}
  .mnav button{background:0;border:0;color:var(--muted);padding:10px;font-weight:700;font-size:12px}
  .mnav button.on{color:#fff}
}
#ytHost{position:fixed;width:min(420px,46vw);aspect-ratio:16/9;height:auto;right:16px;bottom:108px;background:#000;border-radius:12px;overflow:hidden;z-index:30;box-shadow:0 16px 40px #000a;border:1px solid #ffffff22}
#ytHost iframe{width:100%;height:100%;border:0}
#ytHost:not(.on){display:none}
@media(max-width:980px){
  #ytHost.hero{width:100%}
}
#ytHost.hero{position:relative;left:auto;top:auto;right:auto;bottom:auto;width:min(560px,100%);height:auto;aspect-ratio:16/9;flex:0 0 auto;z-index:2;border-radius:10px}