:root{color-scheme:dark;--bg: #16120c;--card: #221c14;--line: rgba(240, 180, 41, .16);--text: #f6edd8;--muted: #b5a78a;--accent: #f0b429;--ink: #2a1f0a;font-family:PingFang SC,Microsoft YaHei,sans-serif;background:var(--bg);color:var(--text);line-height:1.65}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;min-width:320px;background:radial-gradient(720px 380px at 8% -10%,rgba(240,180,41,.1),transparent 58%),var(--bg)}a{color:inherit;text-decoration:none}#app{min-height:100vh}.top{position:sticky;top:0;z-index:20;display:flex;justify-content:space-between;align-items:center;gap:16px;max-width:1040px;margin:0 auto;padding:16px 24px;border-bottom:1px solid var(--line);background:#16120cd1;-webkit-backdrop-filter:blur(16px);backdrop-filter:blur(16px)}.brand{font-weight:700;letter-spacing:.04em}.top-actions{display:flex;align-items:center;gap:10px}.toc-menu{position:relative}.toc-menu summary{list-style:none;cursor:pointer;padding:8px 14px;border:1px solid var(--line);border-radius:999px;color:var(--muted);font-size:13px;font-weight:650}.toc-menu summary::-webkit-details-marker{display:none}.toc-menu[open] summary{color:var(--text);border-color:#f0b42966}.toc-panel{position:absolute;right:0;top:calc(100% + 8px);width:min(340px,82vw);max-height:min(70vh,440px);overflow:auto;padding:8px;border:1px solid var(--line);border-radius:16px;background:var(--card);box-shadow:0 22px 50px #00000059;display:grid;gap:2px}.toc-panel a,.toc-side a{display:flex;gap:10px;align-items:flex-start;padding:10px 12px;border-radius:10px;color:var(--muted);font-size:13px;line-height:1.4}.toc-panel a span,.toc-side a span,.card-no{flex:none;color:var(--accent);font-variant-numeric:tabular-nums;font-size:12px;font-weight:700;letter-spacing:.04em}.toc-panel a.on,.toc-panel a:hover,.toc-side a.on,.toc-side a:hover{background:#ffffff0b;color:var(--text)}.top-cta{padding:8px 14px;border-radius:999px;background:var(--accent);color:var(--ink);font-size:13px;font-weight:700}.shell{max-width:1040px;margin:0 auto;padding:40px 24px 80px}.eyebrow{margin:0 0 10px;color:var(--accent);font-size:12px;letter-spacing:.16em;text-transform:uppercase}h1{margin:0 0 12px;font-size:clamp(28px,5vw,40px);letter-spacing:-.03em}.lead{margin:0 0 32px;color:var(--muted);max-width:40em}.section-kicker{margin:0 0 12px;color:var(--muted);font-size:12px;letter-spacing:.14em;text-transform:uppercase}.cards{display:grid;grid-template-columns:1fr 1fr;gap:14px}.card{display:grid;grid-template-columns:auto 1fr;gap:14px;min-height:100%;padding:20px 22px;border:1px solid var(--line);border-radius:16px;background:var(--card);transition:border-color .15s ease,transform .15s ease}.card:hover{border-color:#f0b42973;transform:translateY(-2px)}.card-no{padding-top:5px}.card h2{margin:0 0 8px;font-size:18px}.card p,.article p{margin:0;color:var(--muted)}.article p+p{margin-top:16px}.read{display:grid;grid-template-columns:240px minmax(0,1fr);gap:36px;align-items:start}.toc-side{position:sticky;top:84px;padding:14px 10px;border:1px solid var(--line);border-radius:16px;background:var(--card)}.toc-label{margin:0 12px 8px;color:var(--muted);font-size:11px;letter-spacing:.14em;text-transform:uppercase}.back{display:inline-block;margin-bottom:18px;color:var(--muted);font-size:13px}.back:hover{color:var(--accent)}.cta{display:inline-block;margin-top:28px;padding:12px 18px;border-radius:12px;background:var(--accent);color:var(--ink);font-weight:700}.foot{margin-top:48px;padding-top:18px;border-top:1px solid var(--line);color:var(--muted);font-size:13px}@media(max-width:800px){.cards,.read{grid-template-columns:1fr}.toc-side{display:none}.shell{padding:28px 18px 64px}}