:root{--bg:#F6EDE0;--deep:#EAD7C0;--card:#FFFFFF;--soft:#E8D2B4;--title:#3A2414;--text:#4A3220;--muted:#7A5634;--assist:#9A7450;--wheat:#C4843C;--bright:#D9A05A;--dark:#8B5A2B;--cream:#FFF6EA;--line:rgba(196,132,60,.18);--strong:rgba(196,132,60,.46);--shadow:0 12px 28px rgba(58,36,20,.08);--max:960px}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--bg);color:var(--text);font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Microsoft YaHei",Arial,sans-serif;font-size:15px;line-height:1.7;overflow-x:hidden}body.locked{overflow:hidden}a{color:inherit;text-decoration:none}button{font:inherit}img{display:block;max-width:100%;object-fit:contain;object-position:center}.inner,.main{width:min(var(--max),calc(100% - 32px));margin:auto}.skip{position:fixed;top:-60px;left:16px;z-index:999;background:#fff;padding:8px 12px}.skip:focus{top:8px}.topbar{position:fixed;inset:0 0 auto 0;height:20px;z-index:80;background:var(--dark);color:var(--cream);font-size:12px}.topbar .inner{height:20px;display:flex;align-items:center;justify-content:space-between}.topbar button{height:20px;border:0;background:none;color:var(--cream);cursor:pointer}.head{position:fixed;top:20px;left:0;right:0;height:54px;z-index:79;background:var(--card);border-bottom:1px solid 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var(--line)}.section-head{display:flex;align-items:end;justify-content:space-between;gap:16px;margin-bottom:14px}.section-head>p{max-width:540px;color:var(--muted)}.media{background:var(--cream);border:1px solid var(--line);border-radius:10px;display:flex;align-items:center;justify-content:center;overflow:hidden}.media img{width:100%;height:100%}.h176{height:176px}.h168{height:168px}.h160{height:160px}.banner{height:200px}.knot{width:240px;height:176px}.appshot{width:240px;height:320px}.icon{width:48px;height:48px;border-radius:12px;margin-top:12px}.indexlinks{display:flex;flex-wrap:wrap;gap:8px}.indexlinks a{font-size:13px;padding:7px 10px;border-radius:999px;background:var(--card);border:1px solid var(--line);color:var(--muted)}.cut{display:grid;grid-template-columns:240px 1fr;gap:22px;align-items:center}.two{display:grid;grid-template-columns:1fr 1fr;gap:16px}.wrap{display:grid;grid-template-columns:240px 1fr;gap:22px;align-items:start}.list{display:grid;gap:10px}.row{display:grid;grid-template-columns:132px 1fr;gap:16px;padding:14px 0;border-bottom:1px solid var(--line)}.row:last-child{border-bottom:0}.tag{justify-self:start;align-self:start;background:var(--wheat);color:var(--cream);border-radius:999px;padding:5px 9px;font-size:13px}.timeline{display:grid;gap:12px}.timeline article{padding:16px 18px;border-left:4px solid var(--wheat);background:var(--card);border-radius:0 10px 10px 0}.prose section+section{margin-top:24px;padding-top:20px;border-top:1px solid var(--line)}.tiles{columns:2;column-gap:16px}.tiles article{break-inside:avoid;margin-bottom:16px}.grid2{display:grid;grid-template-columns:1fr 1fr;gap:16px}.center{max-width:720px;margin:auto;text-align:center}.center p{text-align:left}.center .actions{justify-content:center}.faq{display:grid;gap:12px}.faq article{background:var(--card);border:1px solid var(--line);border-radius:10px;padding:18px}.faq 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0}.footer-note,.copy{font-size:13px}.overlay{position:fixed;inset:0;z-index:110;background:rgba(58,36,20,.36);opacity:0;visibility:hidden;pointer-events:none;transition:.2s}.overlay.open{opacity:1;visibility:visible;pointer-events:auto}.search-panel{position:fixed;top:74px;left:0;right:0;z-index:120;visibility:hidden;pointer-events:none;opacity:0;transform:translateY(-14px);transition:.2s}.search-panel.open{visibility:visible;pointer-events:auto;opacity:1;transform:none}.search-card{width:min(var(--max),calc(100% - 32px));margin:auto;background:var(--card);padding:18px;border:1px solid var(--line);border-radius:0 0 12px 12px}.panel-head{display:flex;align-items:center;justify-content:space-between;gap:12px}.chips{display:flex;flex-wrap:wrap;gap:8px}.chips a{min-height:44px;padding:0 14px;display:flex;align-items:center;border-radius:10px;background:var(--cream);border:1px solid 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@media(max-width:420px){.brand{min-width:88px}.footer-grid,.sheet-grid{grid-template-columns:1fr}}

.grid2>section{background:var(--card);border:1px solid var(--line);border-radius:10px;padding:18px;box-shadow:var(--shadow)}
hr{border:0;border-top:1px solid var(--line);margin:18px 0}