:root{--bg:#fbfcfe;--card:#fff;--text:#111827;--muted:#4b5563;--link:#1d4ed8;--border:#e5e7eb;--shadow:0 18px 45px rgba(17,24,39,.08);--max:1440px;--radius:16px}*{box-sizing:border-box}html,body{margin:0;padding:0}body{font-family:system-ui,-apple-system,Segoe\ UI,Roboto,Arial,sans-serif;background:var(--bg);color:var(--text);line-height:1.55}a{color:var(--link);text-decoration:none}a:hover{text-decoration:underline}.wrap{max-width:var(--max);margin:0 auto;padding:18px clamp(14px,2.2vw,28px)}header{border-bottom:1px solid var(--border);background:rgba(255,255,255,.7)}.topbar{display:flex;align-items:center;justify-content:space-between;gap:12px}.site{display:flex;align-items:center;gap:10px}.mark{width:34px;height:34px;border-radius:10px;border:1px solid var(--border);background:linear-gradient(135deg,rgba(29,78,216,.12),rgba(29,78,216,.02))}.name{font-weight:650;color:var(--text)}.hero{padding-top:0;padding-bottom:10px}h1{font-size:28px;margin:4px 0 10px}p{margin:0 0 12px;color:var(--muted)}main{padding:22px 0}.card{background:var(--card);border:1px solid var(--border);border-radius:var(--radius);padding:18px 18px 8px;box-shadow:0 12px 34px rgba(17,24,39,.07)}.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:14px;margin-top:12px}.tile{border:1px solid var(--border);border-radius:14px;padding:14px;background:rgba(17,24,39,.02)}.tile h3{margin:0 0 6px;font-size:15px}.small{font-size:13px;color:var(--muted)}.h2{margin:10px 0 8px;font-size:18px}.list{margin:0 0 14px;padding-left:18px;color:var(--muted)}.list li{margin:6px 0}footer{border-top:1px solid var(--border);margin-top:24px;padding:18px 0;color:var(--muted);font-size:13px}hr{border:none;border-top:1px solid var(--border);margin:16px 0}code{background:rgba(17,24,39,.06);padding:2px 6px;border-radius:8px}.nav{display:flex;gap:16px;flex-wrap:wrap}.nav a{text-decoration:none;font-weight:500}.nav a:hover{text-decoration:underline}.ad-slot{margin:18px 0 22px;padding:18px 16px;border:1px dashed var(--border);border-radius:14px;background:rgba(17,24,39,.02);min-height:110px;display:flex;align-items:center;justify-content:center;text-align:center}.ad-label{font-size:12px;letter-spacing:.04em;text-transform:uppercase;color:var(--muted)}@media (max-width:720px){.topbar{align-items:flex-start}.nav{gap:10px 14px;justify-content:flex-end}}