:root{--bg:#f5f7fa;--card:#fff;--border:#e5e9f0;--text:#1a2233;--muted:#6b7686;--primary:#2f5cf6;--primary-dark:#1e46d4;--green:#16a34a;--orange:#ea8a1f;--red:#dc2626}*{box-sizing:border-box;margin:0;padding:0}body{font-family:-apple-system,PingFang SC,Microsoft YaHei,Segoe UI,sans-serif;background:var(--bg);color:var(--text);font-size:14px;line-height:1.6}a{color:var(--primary);text-decoration:none}a:hover{text-decoration:underline}.container{max-width:1080px;margin:0 auto;padding:20px 16px 60px}.nav{background:var(--card);border-bottom:1px solid var(--border);position:-webkit-sticky;position:sticky;top:0;z-index:50}.nav-inner{max-width:1080px;margin:0 auto;padding:0 16px;display:flex;align-items:center;gap:18px;height:52px}.nav-logo{font-weight:700;font-size:16px;color:var(--primary)}.nav-logo span{color:var(--text)}.nav a.nav-link{color:var(--muted);font-size:14px}.nav a.nav-link.active,.nav a.nav-link:hover{color:var(--primary);text-decoration:none}.nav-spacer{flex:1 1}.card{background:var(--card);border:1px solid var(--border);border-radius:10px;padding:18px;margin-bottom:16px}.card h2{font-size:15px;margin-bottom:12px}.card h3{font-size:14px;margin:10px 0 6px}.grid{display:grid;grid-gap:14px;gap:14px}.grid-4{grid-template-columns:repeat(4,1fr)}.grid-2{grid-template-columns:1fr 1fr}@media (max-width:800px){.grid-2,.grid-4{grid-template-columns:1fr}}.stat{background:var(--card);border:1px solid var(--border);border-radius:10px;padding:14px 16px}.stat .num{font-size:26px;font-weight:700;color:var(--primary)}.stat .label{color:var(--muted);font-size:12px;margin-top:2px}.btn{display:inline-block;background:var(--primary);color:#fff;border:none;border-radius:8px;padding:8px 16px;font-size:14px;cursor:pointer}.btn:hover{background:var(--primary-dark);text-decoration:none;color:#fff}.btn:disabled{opacity:.5;cursor:not-allowed}.btn-outline{background:transparent;color:var(--primary);border:1px solid var(--primary)}.btn-outline:hover{background:rgba(47,92,246,.08)}.btn-sm{padding:4px 10px;font-size:12px;border-radius:6px}.btn-danger{background:var(--red)}.btn-danger:hover{background:#b91c1c}input,select,textarea{width:100%;border:1px solid var(--border);border-radius:8px;padding:8px 12px;font-size:14px;font-family:inherit;background:#fff;color:var(--text)}input:focus,select:focus,textarea:focus{outline:2px solid rgba(47,92,246,.25);border-color:var(--primary)}textarea{min-height:120px;resize:vertical}.field{margin-bottom:12px}.field label{display:block;font-size:12px;color:var(--muted);margin-bottom:4px}.row{display:flex;gap:10px;align-items:center}.row>*{flex:1 1}.badge{display:inline-block;border-radius:20px;padding:1px 10px;font-size:12px;background:rgba(47,92,246,.1);color:var(--primary)}.badge-green{background:rgba(22,163,74,.12);color:var(--green)}.badge-orange{background:rgba(234,138,31,.14);color:var(--orange)}.badge-red{background:rgba(220,38,38,.1);color:var(--red)}.badge-gray{background:rgba(107,118,134,.12);color:var(--muted)}table{width:100%;border-collapse:collapse}td,th{text-align:left;padding:10px 8px;border-bottom:1px solid var(--border);font-size:13px}th{color:var(--muted);font-weight:500;font-size:12px}tr:hover td{background:#fafbfd}.score-ring{width:74px;height:74px;border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:22px;font-weight:700;color:#fff}.bar{height:8px;background:var(--border);overflow:hidden}.bar,.bar>div{border-radius:4px}.bar>div{height:100%;background:var(--primary)}.tabs{display:flex;gap:4px;border-bottom:1px solid var(--border);margin-bottom:14px;flex-wrap:wrap}.tabs button{background:none;padding:8px 14px;font-size:14px;cursor:pointer;color:var(--muted);border:none;border-bottom:2px solid transparent}.tabs button.active{color:var(--primary);border-bottom-color:var(--primary);font-weight:600}.notice{background:rgba(47,92,246,.06);border:1px solid rgba(47,92,246,.2);border-radius:8px;padding:10px 14px;font-size:13px;color:var(--muted);margin-bottom:14px}.notice-warn{background:rgba(234,138,31,.08);border-color:rgba(234,138,31,.3)}.error-text{color:var(--red);font-size:13px;margin:8px 0}.muted{color:var(--muted);font-size:12px}.mt{margin-top:14px}.mb{margin-bottom:14px}.modal-mask{position:fixed;inset:0;background:rgba(10,15,30,.5);z-index:100;display:flex;align-items:center;justify-content:center;padding:20px}.modal{background:#fff;border-radius:12px;padding:22px;width:100%;max-width:640px;max-height:90vh;overflow-y:auto}.modal h2{font-size:16px;margin-bottom:14px}.auth-wrap{max-width:400px;margin:60px auto}.auth-wrap .card{padding:26px}.auth-wrap h1{font-size:20px;margin-bottom:18px;text-align:center}.kbd{background:var(--border);border-radius:4px;padding:0 6px;font-size:12px;font-family:ui-monospace,monospace}