:root{--c1: #0b5fff;--c2: #00b4d8;--ink: #0b1220;--sub: #5b6b7c;--line: rgba(15, 23, 42, .08);--bg: #eef2f7;--card: #fff;--r: 14px;--shadow: 0 10px 28px rgba(11, 18, 32, .06)}*{box-sizing:border-box}html,body,#app{height:100%;margin:0}body{font-family:DM Sans,Noto Sans SC,PingFang SC,sans-serif;color:var(--ink);background:var(--bg)}button,input,select,textarea{font:inherit}a{color:var(--c1);text-decoration:none}.btn{border:0;border-radius:10px;padding:8px 14px;font-weight:700;font-size:13px;cursor:pointer}.btn-p{background:linear-gradient(135deg,var(--c1),var(--c2));color:#fff}.btn-o{background:#fff;border:1px solid #c7dbff;color:var(--c1)}.btn-g{background:#eef2f7;color:var(--ink)}.btn-d{background:#fef2f2;color:#dc2626}.btn:disabled{opacity:.55;cursor:not-allowed}.input,select.input,textarea.input{width:100%;border:1px solid var(--line);border-radius:10px;padding:10px 12px;outline:0;background:#f8fafc}textarea.input{min-height:88px;resize:vertical}.card{background:var(--card);border:1px solid var(--line);border-radius:var(--r);padding:16px;box-shadow:var(--shadow)}.table{width:100%;border-collapse:collapse;font-size:13px}.table th,.table td{text-align:left;padding:11px 10px;border-bottom:1px solid var(--line)}.table th{color:var(--sub);font-size:12px}.muted{color:var(--sub);font-size:13px;line-height:1.55}.alert{padding:10px 12px;border-radius:10px;margin-bottom:12px;font-size:13px}.alert.err{background:#fef2f2;color:#b91c1c}.alert.ok{background:#ecfdf5;color:#047857}.page-title{font-size:22px;font-weight:800;margin:0 0 6px}.page-desc{color:var(--sub);font-size:13px;margin:0 0 16px}.page-head{display:flex;align-items:flex-start;justify-content:space-between;gap:12px;margin-bottom:4px}.tag{display:inline-flex;font-size:11px;font-weight:700;padding:3px 8px;border-radius:999px;background:#eef4ff;color:var(--c1)}.tag.ok{background:#e6faf3;color:#047857}.tag.warn{background:#fff7ed;color:#c2410c}.stat{display:grid;grid-template-columns:repeat(4,1fr);gap:12px;margin-bottom:16px}.stat .card{text-align:center}.stat b{display:block;font-size:24px;color:var(--c1);font-weight:800}.grid-2{display:grid;grid-template-columns:1fr 1fr;gap:14px}.toolbar{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:12px;align-items:center}.form-row{margin-bottom:12px}.form-row label{display:block;font-size:12px;font-weight:700;color:var(--sub);margin-bottom:6px}.flex{display:flex;align-items:center;justify-content:space-between;gap:10px}.demo-note{margin-top:12px;font-size:12px;color:var(--sub);padding:8px 10px;background:#f8fafc;border-radius:8px;border:1px dashed var(--line)}@media (max-width: 1100px){.stat,.grid-2{grid-template-columns:1fr}}