:root{color-scheme:light dark;--bg:#0f172a;--panel:#111827;--text:#e5e7eb;--muted:#94a3b8;--link:#7dd3fc;--card:#182235;--border:#334155;--accent:#38bdf8}
*{box-sizing:border-box}body{margin:0;font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,"Noto Sans SC",sans-serif;background:linear-gradient(180deg,#0f172a,#111827);color:var(--text);line-height:1.75}.site-header,.site-footer{max-width:980px;margin:0 auto;padding:32px 20px}.brand{font-size:28px;font-weight:800;color:#fff;text-decoration:none}.site-header p,.site-footer,.post-date,.summary{color:var(--muted)}.container{max-width:980px;margin:0 auto;padding:0 20px 48px}.card,.post{background:rgba(24,34,53,.86);border:1px solid var(--border);border-radius:18px;padding:24px;margin:18px 0;box-shadow:0 18px 45px rgba(0,0,0,.18)}.hero-card{border-color:rgba(56,189,248,.55);background:linear-gradient(135deg,rgba(14,165,233,.16),rgba(24,34,53,.92))}.button{display:inline-block;margin-top:8px;padding:9px 14px;border:1px solid var(--accent);border-radius:999px;text-decoration:none;font-weight:700}.mini-list{margin-top:10px;color:var(--muted)}a{color:var(--link)}h1,h2,h3{line-height:1.3}h1{font-size:34px}h2{margin-top:32px;border-bottom:1px solid var(--border);padding-bottom:8px}.hero-card h2{margin-top:0}.post-list{list-style:none;padding:0}.post-list li{margin:16px 0}.post-list a{font-size:20px;font-weight:700;text-decoration:none}code{background:#020617;border:1px solid var(--border);padding:1px 6px;border-radius:6px}ul,ol{padding-left:1.4rem}@media(max-width:640px){.brand{font-size:24px}h1{font-size:28px}.card,.post{padding:18px}}