:root{color-scheme:light dark;
 --bg:#fafaf9;--fg:#111214;--mut:#6b6f76;--line:#e7e6e3;--card:#ffffff;--hover:#f2f1ee;--ac:#3b5bdb;--ac-fg:#fff;
 --r:12px;--font:ui-sans-serif,system-ui,-apple-system,"Segoe UI",Roboto,"Helvetica Neue",Arial,sans-serif}
@media(prefers-color-scheme:dark){:root{
 --bg:#0d0e10;--fg:#ececee;--mut:#8d9099;--line:#212329;--card:#15171a;--hover:#1b1d21;--ac:#8ea2ff;--ac-fg:#0d0e10}}
*{box-sizing:border-box}
[hidden]{display:none!important}
html{-webkit-text-size-adjust:100%}
body{margin:0;background:var(--bg);color:var(--fg);font:15px/1.5 var(--font);-webkit-font-smoothing:antialiased;padding-bottom:96px}
a{color:inherit;text-decoration:none}
button,input,select{font:inherit;color:inherit}
svg{width:18px;height:18px;flex:none}
.wrap{max-width:1120px;margin:0 auto;padding:0 20px}
h1,h2{letter-spacing:-.02em;margin:0}

/* header */
.top{position:sticky;top:0;z-index:5;background:color-mix(in srgb,var(--bg) 86%,transparent);backdrop-filter:blur(12px);border-bottom:1px solid var(--line)}
.top-in{display:flex;align-items:center;gap:16px;height:56px}
.brand{font-weight:650;letter-spacing:-.01em}
.back{display:inline-flex;align-items:center;gap:4px;color:var(--mut);font-size:.9rem;margin-left:auto}
.back:hover{color:var(--fg)}

/* index */
.intro{padding:48px 0 28px}
.intro h1{font-size:clamp(1.8rem,4vw,2.6rem);font-weight:700}
.intro p{color:var(--mut);margin:8px 0 0;max-width:60ch}
.toolbar{display:flex;gap:10px;align-items:center;flex-wrap:wrap;margin-bottom:12px}
.tabs{display:flex;background:var(--hover);border-radius:10px;padding:3px}
.tabs button{border:0;background:none;padding:6px 14px;border-radius:8px;cursor:pointer;color:var(--mut);font-weight:550}
.tabs button span{font-weight:400;opacity:.7;margin-left:2px;font-size:.85em}
.tabs button[aria-selected=true]{background:var(--card);color:var(--fg);box-shadow:0 1px 2px rgba(0,0,0,.08)}
.search{flex:1;min-width:200px;display:flex;align-items:center;gap:8px;background:var(--card);border:1px solid var(--line);border-radius:10px;padding:0 10px;height:40px;color:var(--mut)}
.search:focus-within{border-color:var(--ac)}
.search input{flex:1;border:0;background:none;outline:0;height:100%;min-width:0;color:var(--fg)}
.search kbd{font:12px var(--font);border:1px solid var(--line);border-radius:5px;padding:0 5px}
.search.sm{max-width:260px;height:34px}
select{height:40px;border:1px solid var(--line);background:var(--card);border-radius:10px;padding:0 10px;cursor:pointer}
.chips{display:flex;gap:6px;flex-wrap:wrap;margin:4px 0 8px}
.chip{border:1px solid var(--line);background:none;border-radius:999px;padding:4px 12px;font-size:.85rem;cursor:pointer;color:var(--mut);text-transform:capitalize}
.chip:hover{color:var(--fg)}
.chip.on{background:var(--fg);border-color:var(--fg);color:var(--bg)}
.count{color:var(--mut);font-size:.85rem;margin:8px 0 16px;min-height:1.3em}

/* mix grid */
.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(210px,1fr));gap:28px 20px}
.card{position:relative}
.card-art{position:relative;display:block;border-radius:var(--r);overflow:hidden;aspect-ratio:1;background:var(--hover)}
.art{display:block;width:100%;height:100%;object-fit:cover}
.card-art a{display:block;height:100%}
.card-art .art{transition:transform .4s ease}
.card:hover .card-art .art{transform:scale(1.03)}
.art-fb{display:grid;place-items:center;background:linear-gradient(135deg,hsl(var(--h) 45% 32%),hsl(calc(var(--h) + 50) 40% 16%))}
.art-fb span{font-size:2.4rem;font-weight:700;color:rgba(255,255,255,.85)}
.card-txt{display:block;padding:10px 2px 0}
.card-txt b{display:block;font-weight:600;line-height:1.3}
.card-txt span{color:var(--mut);font-size:.85rem}
.fab{position:absolute;right:10px;bottom:10px;width:44px;height:44px;border-radius:50%;border:0;background:var(--ac);color:var(--ac-fg);
 display:grid;place-items:center;cursor:pointer;opacity:0;transform:translateY(6px);transition:.2s;box-shadow:0 4px 14px rgba(0,0,0,.25)}
.card:hover .fab,.fab:focus-visible,.fab.is-playing{opacity:1;transform:none}

/* track list */
.tlist{border-top:1px solid var(--line)}
.trow{display:grid;grid-template-columns:36px 40px minmax(0,1fr) 110px 44px 44px 56px 36px;align-items:center;gap:12px;padding:8px 6px;border-bottom:1px solid var(--line);border-radius:8px}
.trow:hover,.trow.is-playing{background:var(--hover)}
.trow.is-playing .t-main b{color:var(--ac)}
.art-sm{width:40px;height:40px;border-radius:6px}
.art-sm.art-fb span{font-size:1rem}
.t-main{min-width:0;display:flex;flex-direction:column}
.t-main b{font-weight:550;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.t-main a,.t-mood{color:var(--mut);font-size:.85rem;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.t-main a:hover{color:var(--fg);text-decoration:underline}
.t-mood{text-transform:capitalize}
.t-key,.t-bpm,.t-dur,.t-no{color:var(--mut);font-size:.85rem;font-variant-numeric:tabular-nums;text-align:right}
.t-no{text-align:center}
.ib{width:34px;height:34px;display:grid;place-items:center;border:0;background:none;border-radius:50%;cursor:pointer;color:var(--mut)}
.ib:hover{background:var(--line);color:var(--fg)}
.rowplay{color:var(--fg)}
.jump{align-self:flex-start;border:0;background:none;padding:0;color:var(--mut);font-size:.8rem;cursor:pointer}
.jump:hover{color:var(--ac)}
.empty{color:var(--mut);text-align:center;padding:48px 0}
.empty.big h1{color:var(--fg);margin-bottom:8px}

/* mix page */
.hero{display:grid;grid-template-columns:minmax(200px,300px) 1fr;gap:36px;align-items:end;padding:40px 0 36px}
.hero-art{border-radius:var(--r);aspect-ratio:1;box-shadow:0 18px 50px rgba(0,0,0,.25)}
.eyebrow{text-transform:uppercase;letter-spacing:.12em;font-size:.75rem;color:var(--mut);margin:0 0 8px}
.hero h1{font-size:clamp(1.8rem,4.2vw,3rem);font-weight:750;line-height:1.08}
.meta{color:var(--mut);margin:10px 0 0}
.desc{margin:14px 0 0;max-width:62ch;white-space:pre-line}
.tags{display:flex;gap:6px;flex-wrap:wrap;margin-top:14px}
.tags span{font-size:.8rem;color:var(--mut);border:1px solid var(--line);border-radius:999px;padding:2px 10px}
.actions{display:flex;gap:10px;flex-wrap:wrap;margin-top:22px}
.btn{display:inline-flex;align-items:center;gap:8px;height:42px;padding:0 18px;border-radius:999px;border:1px solid var(--line);background:var(--card);cursor:pointer;font-weight:550}
.btn:hover{border-color:var(--mut)}
.btn small{color:var(--mut);font-weight:400;font-size:.75rem}
.btn.pri{background:var(--ac);border-color:var(--ac);color:var(--ac-fg)}
.btn.pri:hover{filter:brightness(1.08)}
.tl-head{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:12px}
.tl-head h2{font-size:1.15rem}
.tl .trow{grid-template-columns:36px 36px minmax(0,1fr) 44px 44px 56px 36px}

/* player */
.player{position:fixed;left:0;right:0;bottom:0;z-index:10;background:color-mix(in srgb,var(--card) 92%,transparent);backdrop-filter:blur(14px);border-top:1px solid var(--line)}
.player-in{display:grid;grid-template-columns:48px minmax(0,220px) auto 1fr auto 36px;gap:16px;align-items:center;height:76px}
.p-art{width:48px;height:48px;border-radius:8px;background:var(--hover) center/cover}
.p-txt{min-width:0;display:flex;flex-direction:column}
.p-txt b,.p-txt span{white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.p-txt span{color:var(--mut);font-size:.85rem}
.p-ctl{display:flex;gap:4px;align-items:center}
.p-main{width:42px;height:42px;background:var(--fg);color:var(--bg)}
.p-main:hover{background:var(--fg);color:var(--bg);filter:brightness(.9)}
.p-seek{display:flex;align-items:center;gap:10px;font-size:.8rem;color:var(--mut);font-variant-numeric:tabular-nums}
.p-seek input{flex:1;accent-color:var(--ac);cursor:pointer}
.p-vol{display:flex;align-items:center;gap:2px}
.p-vol input{width:96px;accent-color:var(--ac);cursor:pointer}
.foot{color:var(--mut);font-size:.85rem;padding-top:56px;padding-bottom:24px}
.foot p{margin:0 0 4px}.foot .ai{opacity:.75}

@media(max-width:760px){
 .wrap{padding:0 16px}
 .intro{padding:32px 0 20px}
 .toolbar .search{order:3;flex-basis:100%}
 .grid{grid-template-columns:repeat(auto-fill,minmax(150px,1fr));gap:20px 14px}
 .fab{opacity:1;transform:none;width:40px;height:40px}
 .trow,.tl .trow{grid-template-columns:34px 40px minmax(0,1fr) 48px 34px;gap:10px}
 .tl .trow{grid-template-columns:34px minmax(0,1fr) 48px 34px}
 .t-mood,.t-key,.t-bpm,.tl .t-no{display:none}
 .tl .art-sm{display:none}
 .hero{grid-template-columns:1fr;gap:20px;padding:24px 0}
 .hero-art{max-width:260px}
 .tl-head{flex-wrap:wrap}.search.sm{max-width:none;flex-basis:100%}
 .player-in{grid-template-columns:44px minmax(0,1fr) auto;grid-template-rows:auto auto;height:auto;padding-top:10px;padding-bottom:8px;gap:4px 12px}
 .p-art{width:44px;height:44px}
 .p-seek{grid-column:1/-1}
 #pPrev,#pNext,#pDl,.p-vol{display:none}   /* phones: hardware volume buttons (iOS ignores audio.volume) */
}