:root{color-scheme:light;--ink:#172033;--muted:#64748b;--line:#d8e0ea;--bg:#f6f8fb;--panel:#fff;--brand:#1457d9;--accent:#0f9f7a;--warn:#b45309}
*{box-sizing:border-box}body{margin:0;font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","Microsoft YaHei",Arial,sans-serif;color:var(--ink);background:var(--bg);line-height:1.72}
a{color:var(--brand);text-decoration:none}a:hover{text-decoration:underline}.wrap{max-width:1120px;margin:0 auto;padding:0 22px}
header{background:linear-gradient(180deg,#fff,#eef4ff);border-bottom:1px solid var(--line)}.top{display:flex;gap:18px;align-items:center;justify-content:space-between;padding:18px 0}
.brand{font-size:22px;font-weight:800}.nav{display:flex;gap:14px;flex-wrap:wrap}.nav a{font-size:14px;color:#334155}
.hero{padding:34px 0 42px}.hero h1{font-size:34px;line-height:1.22;margin:0 0 14px}.hero p{max-width:760px;margin:0;color:var(--muted);font-size:17px}
.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:16px;margin:24px 0}.card{background:var(--panel);border:1px solid var(--line);border-radius:8px;padding:18px}
.card h2,.card h3{margin:0 0 10px;font-size:19px}.muted{color:var(--muted)}main{padding:28px 0 46px}
.pill{display:inline-block;border:1px solid #b9c8f6;background:#eef4ff;border-radius:999px;padding:3px 10px;margin:3px 6px 3px 0;font-size:13px;color:#1e40af}
.article{background:#fff;border:1px solid var(--line);border-radius:8px;padding:26px}.article h1{font-size:30px;line-height:1.25;margin:0 0 16px}.article h2{font-size:21px;margin:26px 0 8px}
.notice{border-left:4px solid var(--warn);background:#fff8ed;padding:14px 16px;margin:18px 0}.footer{border-top:1px solid var(--line);padding:22px 0;color:var(--muted);font-size:13px}
.list{display:grid;gap:10px}.list a{display:block;background:#fff;border:1px solid var(--line);border-radius:8px;padding:12px 14px}