:root{color-scheme:dark;--bg:#07111f;--panel:#0e1c31;--line:#1f3652;--text:#edf5ff;--muted:#9ab0c9;--accent:#45e0a3}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--text);font-family:Arial,Microsoft YaHei,sans-serif}a{color:inherit;text-decoration:none}.shell{max-width:1180px;margin:auto;padding:24px}.nav{display:flex;justify-content:space-between;align-items:center;gap:16px;border-bottom:1px solid var(--line);padding-bottom:20px}.nav-links{display:flex;gap:20px;color:var(--muted);font-size:14px}.brand{color:var(--accent);font-weight:800;letter-spacing:.12em}.hero{padding:96px 0 64px;max-width:820px}h1{font-size:clamp(42px,7vw,80px);line-height:1.05;margin:0 0 24px}p{color:var(--muted);line-height:1.7;font-size:18px}.actions{display:flex;gap:12px;margin-top:30px;flex-wrap:wrap}.button{padding:13px 18px;border-radius:10px;background:var(--accent);color:#062216;font-weight:700}.button.secondary{background:transparent;color:var(--text);border:1px solid var(--line)}.button.small{padding:9px 12px;font-size:14px}.grid{display:grid;grid-template-columns:repeat(3,1fr);grid-gap:16px;gap:16px;margin-top:46px}.card{border:1px solid var(--line);background:var(--panel);padding:22px;border-radius:14px}.card h2{margin-top:0;font-size:20px}.page-title{padding:60px 0 24px}.page-title h1{font-size:44px;margin:0}.table{width:100%;border-collapse:collapse;background:var(--panel);border:1px solid var(--line);border-radius:14px;overflow:hidden}.table td,.table th{text-align:left;padding:16px;border-bottom:1px solid var(--line)}.table th{color:var(--muted);font-size:13px}.pill{display:inline-block;padding:4px 8px;border-radius:999px;background:#163b36;color:var(--accent);font-size:12px}.form{display:grid;grid-gap:18px;gap:18px;max-width:760px}.form label{display:grid;grid-gap:8px;gap:8px;color:var(--text);font-weight:600}.form input,.form textarea{width:100%;border:1px solid var(--line);border-radius:8px;background:#09182a;color:var(--text);padding:12px;font:inherit}.form textarea{min-height:180px;resize:vertical}.notice{font-size:14px;margin:0}.instruction{padding:16px;overflow:auto;border:1px solid var(--line);border-radius:8px;background:#09182a;white-space:pre-wrap;color:var(--accent)}@media (max-width:720px){.nav-links{display:none}.grid{grid-template-columns:1fr}.shell{padding:18px}}