:root{--ink:#172427;--muted:#667477;--line:#dce4e2;--paper:#f7f9f8;--card:#fff;--accent:#116466;--accent-soft:#e1f1ef;--radius:18px}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--paper);color:var(--ink);font:16px/1.55 ui-sans-serif,-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei",sans-serif}.shell{width:min(1120px,calc(100% - 40px));margin:auto}.site-header{border-bottom:1px solid var(--line);background:rgba(247,249,248,.94)}.site-header .shell{height:70px;display:flex;align-items:center;gap:22px}.brand{font-size:24px;font-weight:800;letter-spacing:-.05em;color:var(--accent);text-decoration:none}.site-header p{margin:0;color:var(--muted);font-size:14px}.intro{padding:72px 0 38px;max-width:720px}.eyebrow{margin:0 0 12px;color:var(--accent);font-size:13px;font-weight:700;letter-spacing:.12em}.intro h1{margin:0;font-size:clamp(36px,6vw,64px);letter-spacing:-.065em;line-height:1.1}.lede{max-width:580px;margin:20px 0 28px;color:var(--muted);font-size:17px}.search{display:flex;align-items:center;gap:10px;background:var(--card);border:1px solid var(--line);border-radius:14px;padding:0 14px;box-shadow:0 6px 20px rgba(26,56,55,.04)}.search:focus-within{outline:3px solid rgba(17,100,102,.18);border-color:var(--accent)}.search-mark{font-size:28px;color:var(--accent);line-height:1}.search input{width:100%;border:0;background:transparent;padding:16px 0;outline:0;font:inherit;color:var(--ink)}kbd{border:1px solid var(--line);border-radius:5px;padding:1px 5px;color:var(--muted);font-size:12px}.search-result{font-size:13px;color:var(--muted)}.category-nav{display:flex;gap:10px;flex-wrap:wrap;padding:8px 0 30px}.category-nav a{padding:7px 12px;border:1px solid var(--line);border-radius:999px;color:var(--muted);font-size:14px;text-decoration:none}.category-nav a:hover,.category-nav a:focus-visible{color:var(--accent);border-color:var(--accent);outline:none}.category{padding:34px 0;border-top:1px solid var(--line)}.category-heading{display:flex;gap:16px;align-items:baseline;margin-bottom:18px}.category h2{margin:0;font-size:23px;letter-spacing:-.04em}.category-heading p{margin:0;color:var(--muted);font-size:14px}.cards{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:14px}.card{min-height:156px;display:flex;gap:15px;padding:20px;border:1px solid var(--line);border-radius:var(--radius);background:var(--card);color:inherit;text-decoration:none;transition:transform .16s ease,border-color .16s ease,box-shadow .16s ease}.card:hover{transform:translateY(-2px);border-color:#9ec5c1;box-shadow:0 9px 22px rgba(17,100,102,.09)}.card:focus-visible{outline:3px solid rgba(17,100,102,.3);outline-offset:2px}.monogram{flex:0 0 38px;height:38px;display:grid;place-items:center;border-radius:11px;background:var(--accent-soft);color:var(--accent);font-weight:800}.card h3{margin:0 0 5px;font-size:17px;letter-spacing:-.02em}.card h3 b{font-size:14px;color:var(--accent)}.card p{margin:0 0 9px;color:var(--muted);font-size:14px}.card small{color:#819091;font-size:12px;word-break:break-all}.is-pending{background:#f5f7f6}.is-pending small{color:var(--accent);font-weight:600}.empty-state{padding:34px 0 80px;color:var(--muted)}.site-footer{margin-top:56px;padding:24px 0;background:#eaf0ee;color:var(--muted);font-size:13px}.site-footer a{color:var(--accent)}.skip-link{position:absolute;left:-999px;top:10px;background:var(--ink);color:#fff;padding:8px 12px;z-index:2}.skip-link:focus{left:10px}.sr-only{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0,0,0,0)}[hidden]{display:none!important}@media (max-width:760px){.shell{width:min(100% - 28px,1120px)}.site-header .shell{height:60px}.site-header p{font-size:12px}.intro{padding:48px 0 30px}.intro h1{font-size:42px}.lede{font-size:16px}.category-heading{display:block}.category-heading p{margin-top:4px}.cards{grid-template-columns:1fr}.card{min-height:132px}.category{padding:28px 0}}@media (min-width:761px) and (max-width:1000px){.cards{grid-template-columns:repeat(2,minmax(0,1fr))}}