:root{--ink:#17212b;--muted:#5b6b78;--line:#e5e9ee;--brand:#b5701b;--brand-strong:#8a520e;--bg:#f7f8fa}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--ink);font:16px/1.75 system-ui,-apple-system,"Segoe UI","Microsoft YaHei",sans-serif}a{color:var(--brand-strong)}a:hover{color:var(--brand)}.container{max-width:1080px;margin:auto;padding:0 20px}.site-header{background:#fff;border-bottom:1px solid var(--line)}.site-header .container{display:flex;align-items:center;gap:24px;flex-wrap:wrap;padding-top:14px;padding-bottom:14px}.brand{font-weight:700;font-size:22px;color:var(--brand-strong);text-decoration:none}.site-header nav{display:flex;gap:18px;flex-wrap:wrap}.site-header nav a{text-decoration:none;color:var(--ink)}.site-header nav a:hover{color:var(--brand)}main{padding-top:34px;padding-bottom:50px}.hero{background:#fff;border:1px solid var(--line);border-radius:14px;padding:32px;margin-bottom:28px}.hero h1{margin-top:0;font-size:clamp(24px,3.2vw,36px);line-height:1.35}.hero p{color:var(--muted)}.button{display:inline-block;background:var(--brand);color:#fff;padding:10px 18px;border-radius:8px;text-decoration:none}.button:hover{background:var(--brand-strong);color:#fff}.cards{display:grid;grid-template-columns:repeat(auto-fit,minmax(230px,1fr));gap:18px;margin-bottom:28px}.card{background:#fff;border:1px solid var(--line);border-radius:12px;padding:20px}.card h2{margin:0 0 10px;font-size:19px}.card a{text-decoration:none}.lead{color:var(--muted)}.post-list{list-style:none;padding:0}.post-list li{padding:12px 0;border-bottom:1px solid var(--line)}.post-list time{color:var(--muted);margin-right:10px;white-space:nowrap}.post h1{margin-top:0}.post-meta,.post-meta a{color:var(--muted)}.post section{margin:22px 0}.site-footer{background:#fff;border-top:1px solid var(--line);color:var(--muted);font-size:14px}.site-footer .container{padding-top:18px;padding-bottom:18px}@media(max-width:600px){.site-header .container{gap:14px}.hero{padding:22px}}