:root{color-scheme:light;--ink:#1d2420;--muted:#69736d;--line:#dfe5df;--paper:#ffffff;--soft:#f4f0e7;--green:#174538;--gold:#b9852d;--blue:#264f73}*{box-sizing:border-box}body{margin:0;background:var(--soft);color:var(--ink);font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Microsoft YaHei",sans-serif;line-height:1.75}.sidebar{position:fixed;inset:0 auto 0 0;width:270px;background:#102f28;color:#fff;padding:28px 22px;display:flex;flex-direction:column;gap:26px}.brand{font-size:25px;font-weight:800;line-height:1.2}.brand span{color:#d9b15e}nav{display:grid;gap:8px}nav a{color:#dce8e0;text-decoration:none;padding:12px 13px;border-left:3px solid transparent;background:rgba(255,255,255,.05);font-size:14px;line-height:1.45}nav a.active,nav a:hover{border-color:var(--gold);background:rgba(255,255,255,.12);color:#fff}.note{margin-top:auto;color:#bfd0c6;font-size:12px}main{margin-left:270px;min-height:100vh}.hero{padding:56px 58px 42px;background:linear-gradient(135deg,#173f34,#265b49 62%,#a87627);color:#fff}.hero p{margin:0 0 10px;color:#d7e3da;font-size:12px;text-transform:uppercase;letter-spacing:0}.hero h1{max-width:900px;margin:0;font-size:42px;line-height:1.2}.hero span{display:block;max-width:840px;margin-top:16px;color:#eaf1ec;font-size:17px}.quick{display:grid;grid-template-columns:repeat(4,1fr);gap:1px;background:#d9d1bf;border-bottom:1px solid #d9d1bf}.quick a{padding:18px 22px;background:#fff;color:var(--green);text-decoration:none;font-weight:700}.quick a:hover{background:#fff7e8;color:#7c571e}.content{max-width:980px;margin:0 auto;padding:42px 44px 70px;background:#fff;min-height:60vh}.content h1{font-size:30px;line-height:1.3;margin:0 0 24px;color:var(--green)}.content h2{margin:36px 0 14px;color:var(--green);font-size:23px;border-top:1px solid var(--line);padding-top:24px}.content h3{margin:24px 0 10px;color:var(--blue);font-size:18px}.content p{margin:10px 0;color:#303a34}.content ul{margin:10px 0 18px;padding-left:20px}.content li{margin:6px 0;color:#36413b}.content a{color:#1f628e;text-decoration:none;border-bottom:1px solid #aac7dc}.content code{background:#f1f3f1;padding:2px 5px;border-radius:4px}@media(max-width:820px){.sidebar{position:static;width:auto}.note{display:none}main{margin-left:0}.hero{padding:34px 22px}.hero h1{font-size:30px}.quick{grid-template-columns:1fr 1fr}.content{padding:30px 22px}}@media(max-width:520px){.quick{grid-template-columns:1fr}.hero h1{font-size:26px}}