:root{--bg:#f4f7fb;--card:#fff;--line:#e2e8f0;--text:#172033;--muted:#64748b;--primary:#16a34a;--primary2:#15803d;--danger:#dc2626;--warning:#d97706;--info:#2563eb}*{box-sizing:border-box}body{margin:0;font-family:Inter,Arial,"Microsoft YaHei",sans-serif;background:var(--bg);color:var(--text)}a{color:inherit;text-decoration:none}.layout{display:grid;grid-template-columns:230px 1fr;min-height:100vh}.sidebar{background:#111827;color:#e5e7eb;padding:22px 16px;position:sticky;top:0;height:100vh}.logo{display:flex;align-items:center;gap:10px;font-size:18px;font-weight:700;padding:0 8px 24px}.logo i,.brand-mark{display:grid;place-items:center;width:36px;height:36px;background:var(--primary);color:#fff;border-radius:10px;font-style:normal}.nav a{display:block;padding:11px 13px;margin:4px 0;border-radius:8px;color:#cbd5e1}.nav a:hover,.nav a.active{background:#1f2937;color:#fff}.side-foot{position:absolute;bottom:22px;left:16px;right:16px}.side-foot a{display:block;padding:10px 13px;color:#cbd5e1}.main{padding:28px}.topbar{display:flex;align-items:center;justify-content:space-between;margin-bottom:22px}.topbar h1{margin:0;font-size:26px}.muted{color:var(--muted)}.grid{display:grid;gap:18px}.grid-4{grid-template-columns:repeat(4,minmax(0,1fr))}.grid-2{grid-template-columns:repeat(2,minmax(0,1fr))}.card{background:var(--card);border:1px solid var(--line);border-radius:12px;padding:20px;box-shadow:0 5px 18px rgba(15,23,42,.04)}.stat strong{display:block;font-size:30px;margin-top:8px}.toolbar{display:flex;flex-wrap:wrap;gap:10px;align-items:center;margin-bottom:15px}.btn{display:inline-flex;align-items:center;justify-content:center;border:0;border-radius:8px;padding:9px 14px;font-size:14px;cursor:pointer}.btn-primary{background:var(--primary);color:#fff}.btn-primary:hover{background:var(--primary2)}.btn-light{background:#eef2f7;color:#334155}.btn-danger{background:#fee2e2;color:#991b1b}.btn-warning{background:#ffedd5;color:#9a3412}.btn-sm{padding:6px 10px;font-size:13px}.btn-block{width:100%;padding:12px}.table-wrap{overflow:auto}.table{width:100%;border-collapse:collapse;font-size:14px}.table th,.table td{padding:12px 10px;border-bottom:1px solid var(--line);text-align:left;white-space:nowrap}.table th{color:#475569;background:#f8fafc}.badge{display:inline-flex;padding:4px 8px;border-radius:999px;font-size:12px}.badge-ok{background:#dcfce7;color:#166534}.badge-off{background:#e2e8f0;color:#475569}.badge-danger{background:#fee2e2;color:#991b1b}.badge-warn{background:#ffedd5;color:#9a3412}.alert{padding:12px 14px;border-radius:8px;margin-bottom:15px}.alert-success{background:#dcfce7;color:#166534}.alert-error{background:#fee2e2;color:#991b1b}.alert-info{background:#dbeafe;color:#1e40af}.form-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px}.form-full{grid-column:1/-1}label{display:block;font-size:13px;font-weight:700;margin:0 0 6px;color:#475569}input,select,textarea{width:100%;border:1px solid #cbd5e1;border-radius:8px;padding:10px 11px;background:#fff;font:inherit}textarea{min-height:90px;resize:vertical}.inline-form{display:inline}.code{font-family:Consolas,monospace;background:#f1f5f9;padding:3px 6px;border-radius:5px}.login-body{min-height:100vh;display:grid;place-items:center;padding:20px;background:linear-gradient(135deg,#eff6ff,#f0fdf4)}.login-card{width:min(420px,100%);background:#fff;padding:34px;border-radius:16px;box-shadow:0 18px 60px rgba(15,23,42,.12)}.login-card .brand-mark{margin-bottom:18px}.login-card h1{margin:0 0 8px}.login-card p{color:var(--muted);margin:0 0 24px}.login-card label{margin-top:14px}.login-card button{margin-top:20px}.token-box{word-break:break-all;background:#0f172a;color:#d1fae5;padding:14px;border-radius:8px;font-family:Consolas,monospace}.section-title{display:flex;justify-content:space-between;align-items:center;margin-bottom:14px}.section-title h2{font-size:18px;margin:0}.empty{padding:35px;text-align:center;color:var(--muted)}@media(max-width:1000px){.grid-4{grid-template-columns:repeat(2,1fr)}}@media(max-width:760px){.layout{grid-template-columns:1fr}.sidebar{position:relative;height:auto}.side-foot{position:static;margin-top:20px}.main{padding:18px}.grid-4,.grid-2,.form-grid{grid-template-columns:1fr}.form-full{grid-column:auto}.topbar{align-items:flex-start;gap:10px}.table th,.table td{padding:10px 8px}}