/* ===========================================================
   Layout A — Bento Mosaic  |  暗黑 · 熔岩橙 · 几何无衬线
   =========================================================== */
:root{
  --brand:#ff5c26; --brand-2:#c2410c; --accent:#ffd166;
  --bg:#0a0a0b; --bg-2:#111114; --card:#16161a; --card-2:#1e1e24;
  --line:#282830; --text:#f2f1ef; --muted:#a3a3ad; --radius:4px;
  --f-head:"Space Grotesk","Segoe UI",system-ui,sans-serif;
  --f-body:"Inter","Segoe UI",system-ui,sans-serif;
}
body{background:var(--bg);color:var(--text);font-family:var(--f-body);font-size:15.5px;line-height:1.65}
h1,h2,h3,h4,.brand{font-family:var(--f-head);letter-spacing:-.03em}
.ba-wrap{width:min(1220px,94vw);margin-inline:auto}
.ba-sec{padding:34px 0}
.ba-h2{display:flex;align-items:center;gap:12px;font-size:1.02rem;text-transform:uppercase;letter-spacing:.16em;margin:0 0 16px;color:var(--muted);font-weight:700}
.ba-h2::after{content:"";flex:1;height:1px;background:var(--line)}

/* header */
.gx-header{background:#0a0a0b;border-bottom:1px solid var(--line);backdrop-filter:none}
.gx-header .wrap{height:60px}
.brand{font-weight:700;font-size:1.06rem;letter-spacing:-.02em}
.brand-mark{border-radius:3px;background:var(--brand);color:#0a0a0b;font-weight:700}
.nav{font-size:.86rem;letter-spacing:.02em;text-transform:uppercase;gap:24px}
.nav a::after{background:var(--brand);height:2px}

/* 标题条 */
.ba-bar{border-bottom:1px solid var(--line);background:
  radial-gradient(700px 260px at 8% -40%,rgba(255,92,38,.22),transparent 65%),
  linear-gradient(180deg,#0c0c0e,#0a0a0b)}
.ba-bar .ba-wrap{display:flex;align-items:flex-end;justify-content:space-between;gap:30px;padding:38px 0 26px;flex-wrap:wrap}
.ba-kicker{display:block;font-size:.7rem;letter-spacing:.24em;text-transform:uppercase;color:var(--brand);font-weight:700;margin-bottom:10px}
.ba-bar h1{margin:0;font-size:clamp(1.9rem,4.4vw,3.15rem);line-height:1.04;max-width:19ch;font-weight:700}
.ba-bar__lead{margin:10px 0 0;color:var(--muted);font-size:.9rem;max-width:52ch}
.ba-bar__r{display:flex;gap:34px;list-style:none;margin:0;padding:0}
.ba-bar__r li{display:flex;flex-direction:column;gap:2px}
.ba-bar__r b{font-family:var(--f-head);font-size:1.5rem;color:var(--accent);font-weight:700}
.ba-bar__r span{font-size:.72rem;letter-spacing:.1em;text-transform:uppercase;color:var(--muted)}

/* 马赛克 */
.ba-mosaic{display:grid;grid-template-columns:repeat(4,1fr);grid-auto-rows:148px;gap:10px}
.ba-t{position:relative;overflow:hidden;background:var(--card);border-radius:4px;display:block}
.ba-t__img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;transition:transform .55s cubic-bezier(.2,.7,.3,1),filter .3s;filter:saturate(1.05)}
.ba-t:hover .ba-t__img{transform:scale(1.06)}
.ba-t__ov{position:absolute;inset:auto 0 0 0;padding:26px 14px 12px;display:flex;flex-direction:column;gap:3px;
  background:linear-gradient(180deg,transparent,rgba(6,6,8,.55) 32%,rgba(6,6,8,.95));z-index:2}
.ba-t__tag{font-size:.63rem;letter-spacing:.16em;text-transform:uppercase;color:var(--brand);font-weight:700}
.ba-t__ov b{font-family:var(--f-head);font-size:.98rem;line-height:1.25;color:#fff;font-weight:600}
.ba-t__ov i{font-style:normal;font-size:.73rem;color:#c9c9d2}
.ba-t--xl{grid-column:span 2;grid-row:span 2}
.ba-t--xl .ba-t__ov b{font-size:1.45rem}
.ba-t--wide{grid-column:span 2}
.ba-t--tall{grid-row:span 2}
.gx-noimg{display:grid;place-items:center;position:absolute;inset:0}
.gx-noimg i{font-style:normal;font-family:var(--f-head);font-size:2rem;color:rgba(255,255,255,.5)}

/* 横滑轨 */
.ba-railhead{display:flex;align-items:baseline;justify-content:space-between;margin-bottom:14px}
.ba-railhead h2{margin:0;font-size:1.02rem;text-transform:uppercase;letter-spacing:.16em;color:var(--muted);font-weight:700}
.ba-railhead__hint{font-size:.74rem;color:var(--brand);letter-spacing:.12em;text-transform:uppercase}
.ba-rail{display:flex;gap:12px;overflow-x:auto;padding:0 max(3vw,calc((100vw - 1220px)/2)) 12px;scroll-snap-type:x mandatory;scrollbar-width:none}
.ba-rail::-webkit-scrollbar{display:none}
.ba-rl{flex:0 0 168px;scroll-snap-align:start;position:relative;display:block}
.ba-rl__img{width:168px;height:126px;object-fit:cover;border-radius:4px;background:var(--card-2)}
.ba-rl__no{position:absolute;top:6px;left:6px;z-index:2;background:rgba(10,10,11,.78);color:var(--brand);font-family:var(--f-head);font-size:.68rem;font-weight:700;padding:2px 6px;border-radius:2px;letter-spacing:.06em}
.ba-rl b{display:block;font-family:var(--f-head);font-size:.86rem;margin-top:8px;line-height:1.3;font-weight:600;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.ba-rl__m{display:block;font-size:.72rem;color:var(--muted);margin-top:2px}

/* 榜 + 分类 */
.ba-split{display:grid;grid-template-columns:1.15fr 1fr;gap:34px;align-items:start}
.ba-rank__list{list-style:none;margin:0;padding:0;counter-reset:none}
.ba-rank__list li{border-top:1px solid var(--line)}
.ba-rank__list li:last-child{border-bottom:1px solid var(--line)}
.ba-rank__list a{display:grid;grid-template-columns:34px 58px 1fr auto;grid-template-rows:auto auto;gap:0 12px;align-items:center;padding:9px 0;position:relative}
.ba-rank__list em{font-style:normal;font-family:var(--f-head);font-size:1rem;color:#4a4a55;font-weight:700;grid-row:1}
.ba-rank__list a:hover em{color:var(--brand)}
.ba-rank__img{width:58px;height:42px;object-fit:cover;border-radius:3px;grid-row:1/3;background:var(--card-2)}
.ba-rank__txt{grid-column:3;grid-row:1;display:flex;flex-direction:column;min-width:0}
.ba-rank__txt b{font-family:var(--f-head);font-size:.9rem;font-weight:600;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.ba-rank__txt span{font-size:.71rem;color:var(--muted)}
.ba-rank__num{grid-column:4;grid-row:1;font-family:var(--f-head);font-size:.82rem;color:var(--accent);font-variant-numeric:tabular-nums}
.ba-rank__bar{grid-column:3/5;grid-row:2;height:2px;background:var(--line);display:block;margin-top:5px}
.ba-rank__bar i{display:block;height:2px;background:linear-gradient(90deg,var(--brand),var(--accent))}

.ba-genre__grid{display:grid;grid-template-columns:repeat(2,1fr);gap:10px}
.ba-gc{position:relative;height:104px;overflow:hidden;border-radius:4px;display:block;background:var(--card)}
.ba-gc__img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;opacity:.55;transition:opacity .3s,transform .5s}
.ba-gc:hover .ba-gc__img{opacity:.75;transform:scale(1.05)}
.ba-gc__in{position:absolute;inset:0;z-index:2;display:flex;flex-direction:column;justify-content:flex-end;padding:10px 12px;
  background:linear-gradient(180deg,rgba(10,10,11,.1),rgba(10,10,11,.86))}
.ba-gc__in b{font-family:var(--f-head);font-size:.9rem;font-weight:600}
.ba-gc__in i{font-style:normal;font-size:.7rem;color:var(--brand)}

/* 编辑手记 */
.ba-sec--notes{border-top:1px solid var(--line);padding-top:26px}
.ba-notes{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.ba-note{display:grid;grid-template-columns:64px 1fr;grid-template-rows:auto auto;gap:2px 12px;align-items:start}
.ba-note__img{width:64px;height:48px;object-fit:cover;border-radius:3px;grid-row:1/3;background:var(--card-2)}
.ba-note__t{font-family:var(--f-head);font-size:.86rem;line-height:1.35;font-weight:600;grid-column:2}
.ba-note__d{font-size:.7rem;color:var(--muted);letter-spacing:.06em;grid-column:2}

@media (max-width:900px){
  .ba-mosaic{grid-template-columns:repeat(2,1fr);grid-auto-rows:132px}
  .ba-t--xl{grid-column:span 2;grid-row:span 2}
  .ba-t--wide{grid-column:span 2;grid-row:span 1}
  .ba-t--tall{grid-row:span 1}
  .ba-split{grid-template-columns:1fr;gap:26px}
  .ba-bar__r{gap:22px}
  .ba-notes{grid-template-columns:1fr}
}

/* 最新上架 12 格 */
.ba-grid12{display:grid;grid-template-columns:repeat(6,1fr);gap:12px}
.ba-g12{position:relative;border:1px solid var(--line);border-radius:8px;overflow:hidden;background:var(--card);display:block;transition:transform .2s,border-color .2s}
.ba-g12:hover{transform:translateY(-2px);border-color:var(--brand)}
.ba-g12__img{width:100%;aspect-ratio:4/3;object-fit:cover;display:block}
.ba-g12__b{display:block;padding:7px 9px 8px}
.ba-g12__b b{display:block;font-size:.8rem;font-weight:700;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.ba-g12__b i{font-style:normal;font-size:.68rem;color:var(--muted)}
.ba-g12 em{position:absolute;top:7px;right:7px;font-style:normal;font-family:var(--f-head);font-size:.66rem;
  color:#ffd9c4;background:rgba(0,0,0,.45);border-radius:5px;padding:2px 6px}

/* 标签云 */
.ba-tags{display:flex;flex-wrap:wrap;gap:8px}
.ba-tags a{border:1px solid var(--line);border-radius:6px;padding:5px 13px;font-size:.79rem;color:#c8cdd8;transition:all .2s}
.ba-tags a:hover{border-color:var(--brand);color:#fff;background:rgba(255,92,38,.14)}
.ba-tags i{font-style:normal;color:var(--muted);font-size:.68rem}

@media (max-width:900px){
  .ba-grid12{grid-template-columns:repeat(3,1fr)}
}
@media (max-width:600px){
  .ba-grid12{grid-template-columns:repeat(2,1fr)}
}