:root{--bg:#fbfaf7;--fg:#1c1b18;--muted:#5e5b53;--line:#e4e0d6;--accent:#1f5f4a;--accent-soft:#e6f0ec;--notice-bg:#fff7e0;--notice-line:#e8cf7a;--max:760px}*{box-sizing:border-box}html,body{background:var(--bg);color:var(--fg);-webkit-font-smoothing:antialiased;margin:0;padding:0;font-family:ui-sans-serif,system-ui,-apple-system,Segoe UI,Roboto,Helvetica Neue,Arial,sans-serif;line-height:1.6}a{color:var(--accent);text-underline-offset:3px;text-decoration-thickness:1px}.wrap{max-width:var(--max);margin:0 auto;padding:0 20px}.site-header{border-bottom:1px solid var(--line);padding:18px 0}.site-header .wrap{flex-wrap:wrap;justify-content:space-between;align-items:baseline;gap:16px;display:flex}.brand{letter-spacing:.01em;color:var(--fg);font-size:1.15rem;font-weight:700;text-decoration:none}.nav{gap:18px;font-size:.95rem;display:flex}.nav a{color:var(--muted);text-decoration:none}.nav a:hover{color:var(--fg);text-decoration:underline}main{padding:40px 0 64px}h1{margin:0 0 12px;font-size:2rem;line-height:1.2}h2{margin:40px 0 10px;font-size:1.3rem}h3{margin:22px 0 6px;font-size:1.05rem}p{margin:0 0 14px}.lead{color:var(--muted);margin-bottom:24px;font-size:1.15rem}.notice{background:var(--notice-bg);border:1px solid var(--notice-line);border-radius:8px;margin:0 0 28px;padding:14px 16px}.notice p{margin:0}.panel{border:1px solid var(--line);background:#fff;border-radius:8px;margin:16px 0;padding:18px 20px}ul,ol{margin:0 0 14px;padding-left:22px}li{margin-bottom:6px}table{border-collapse:collapse;width:100%;margin:12px 0 18px;font-size:.97rem}th,td{text-align:left;border-bottom:1px solid var(--line);vertical-align:top;padding:10px}th{background:var(--accent-soft);font-weight:600}.small{color:var(--muted);font-size:.9rem}.site-footer{border-top:1px solid var(--line);color:var(--muted);padding:24px 0 40px;font-size:.9rem}.site-footer p{margin:0 0 6px}@media (max-width:480px){h1{font-size:1.6rem}th,td{padding:8px 6px}}