:root{color-scheme:light;--bg:#faf8f5;--card:#fff;--text:#25221f;--muted:#6f675f;--accent:#c95f32;--border:#e8e0d9}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--text);font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,"Noto Sans TC",Arial,sans-serif;line-height:1.7}main{max-width:820px;margin:0 auto;padding:48px 20px 72px}header{margin-bottom:32px}.brand{font-size:28px;font-weight:750;letter-spacing:.2px}.tag{color:var(--muted);margin-top:4px}nav{display:flex;flex-wrap:wrap;gap:10px;margin:24px 0 36px}nav a,.button{display:inline-block;text-decoration:none;color:var(--text);background:var(--card);border:1px solid var(--border);border-radius:12px;padding:9px 13px}nav a:hover,.button:hover{border-color:var(--accent)}h1{font-size:34px;line-height:1.25;margin:0 0 12px}h2{font-size:22px;margin-top:34px}h3{font-size:18px;margin-top:24px}p,li{font-size:16px}small,.muted{color:var(--muted)}.card{background:var(--card);border:1px solid var(--border);border-radius:16px;padding:20px;margin:20px 0}.notice{border-left:4px solid var(--accent);padding-left:16px}.button.primary{background:var(--accent);border-color:var(--accent);color:white;font-weight:650}footer{border-top:1px solid var(--border);margin-top:52px;padding-top:24px;color:var(--muted);font-size:14px}a{color:#8f3f21}code{background:#f0ebe6;padding:2px 5px;border-radius:6px}@media(max-width:560px){main{padding-top:32px}h1{font-size:29px}.brand{font-size:24px}}