:root{--bg:#faf8f5;--fg:#222;--muted:#777;--accent:#d9622b;--card:#fff}
@media (prefers-color-scheme:dark){:root{--bg:#141414;--fg:#eee;--muted:#999;--card:#1e1e1e}}
*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--fg);font:17px/1.75 -apple-system,"PingFang SC","Noto Sans SC",system-ui,sans-serif}
.wrap{max-width:720px;margin:0 auto;padding:48px 22px}
header h1{margin:0;font-size:2.2rem;letter-spacing:-.5px}header h1 a{color:inherit;text-decoration:none}
header p{color:var(--muted);margin:.3rem 0 0}
nav{margin:18px 0 36px;display:flex;gap:18px}nav a{color:var(--accent);text-decoration:none;font-weight:600}
.post{background:var(--card);border-radius:14px;padding:22px 24px;margin-bottom:18px;box-shadow:0 1px 3px rgba(0,0,0,.06)}
.post h2{margin:0 0 4px;font-size:1.3rem}.post h2 a{color:inherit;text-decoration:none}.post h2 a:hover{color:var(--accent)}
.date{color:var(--muted);font-size:.85rem}
article h1{font-size:1.9rem;margin-bottom:4px}
footer{margin-top:60px;color:var(--muted);font-size:.85rem;text-align:center}
code{background:rgba(127,127,127,.15);padding:2px 6px;border-radius:5px}