:root{--text:#0a0a0a;--muted:#616161;--border:#e9e9e9;--bg:#ffffff;--accent:#0e0e0e;--soft:#f7f7f7;} *{box-sizing:border-box} body.wrap{margin:0;background:var(--bg);color:var(--text);font:16px/1.65 system-ui,-apple-system,Segoe UI,Roboto,Ubuntu,"Helvetica Neue",Arial,sans-serif} .container{max-width:1160px;margin:0 auto;padding:22px} .hdr{display:flex;align-items:center;justify-content:space-between} .site-header{border-bottom:1px solid var(--border);backdrop-filter:saturate(180%) blur(6px);position:sticky;top:0;background:rgba(255,255,255,.9);z-index:20} .logo{font-weight:800;text-decoration:none;color:#111;font-size:1.2rem;letter-spacing:.2px} .logo span{color:#999} .nav a{margin-left:16px;color:#111;text-decoration:none} .nav a:hover{opacity:.8} .hero{display:grid;grid-template-columns:1.1fr .9fr;gap:22px;align-items:center;margin:10px 0 26px} .hero .lead{padding:18px;border:1px solid var(--border);border-radius:16px;background:#fff} .hero img{width:100%;height:auto;border-radius:16px;border:1px solid var(--border)} h1{font-size:2.1rem;margin:0 0 8px} h2{font-size:1.35rem;margin:18px 0 8px} .cta{margin-top:12px;display:flex;gap:10px;flex-wrap:wrap} .btn{border:1px solid #111;padding:11px 16px;border-radius:12px;text-decoration:none;color:#111;background:#fff} .btn.primary{background:#111;color:#fff} .grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:18px} .card{border:1px solid var(--border);border-radius:16px;padding:16px;background:#fff} .meta{color:var(--muted);font-size:.92rem} .byline{color:#333;font-size:.92rem;margin:4px 0 12px} .share{margin:14px 0} .share-btn{margin-right:10px} .site-footer{border-top:1px solid var(--border);background:#fff;margin-top:24px} .breadcrumbs{font-size:.9rem;color:var(--muted);margin:8px 0 16px} .article{max-width:820px} .article h1{margin-top:0} .article img{width:100%;height:auto;border:1px solid var(--border);border-radius:14px;background:#fff} blockquote{border-left:3px solid #111;margin:16px 0;padding:4px 12px;color:#333;background:#fafafa} table{border-collapse:collapse;width:100%} td,th{border:1px solid var(--border);padding:8px;text-align:left} .alert{padding:12px;border:1px solid var(--border);background:#fafafa;border-radius:12px} .small{font-size:.92rem;color:var(--muted)}