:root{
  --bg:#0f1419;--panel:#171e27;--line:#243041;--text:#e8eef6;--muted:#8b9bb0;
  --accent:#3d8bfd;--accent2:#5b8def;--ok:#1f8f5f;--danger:#c44;
  --radius:14px;--font:"Segoe UI","PingFang SC","Microsoft YaHei",sans-serif;
}
*{box-sizing:border-box}body{margin:0;font-family:var(--font);background:var(--bg);color:var(--text)}
a{color:var(--accent2);text-decoration:none}a:hover{text-decoration:underline}
.shell{display:flex;min-height:100vh}
.side{width:220px;background:linear-gradient(180deg,#121820,#0c1016);border-right:1px solid var(--line);padding:24px 16px;display:flex;flex-direction:column}
.brand{font-size:20px;font-weight:700;letter-spacing:.04em;margin:0 8px 28px}
.side nav{display:flex;flex-direction:column;gap:6px;flex:1}
.side nav a{padding:10px 12px;border-radius:10px;color:var(--muted)}
.side nav a:hover{background:#1a2330;color:#fff;text-decoration:none}
.side-foot{margin-top:auto;padding:12px 8px;border-top:1px solid var(--line)}
.user{font-size:13px;color:var(--muted);margin-bottom:8px}
.logout{font-size:13px}
.main{flex:1;padding:28px 32px;max-width:1200px}
.page-head{margin-bottom:22px}.page-head h1{margin:0 0 6px;font-size:28px;font-weight:650}
.page-head.row{display:flex;justify-content:space-between;align-items:flex-end;gap:16px;flex-wrap:wrap}
.muted{color:var(--muted);margin:0}
.cards{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px;margin-bottom:22px}
.card{background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);padding:22px}
.card .num{font-size:36px;font-weight:700}.card .label{color:var(--muted);margin-top:6px}
.panel{background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);padding:20px 22px;margin-bottom:18px}
.panel h2{margin:0 0 14px;font-size:18px}
.btn{appearance:none;border:0;background:linear-gradient(135deg,var(--accent),#2f6fe0);color:#fff;padding:10px 16px;border-radius:10px;cursor:pointer;font-weight:600}
.btn.ghost{background:transparent;border:1px solid var(--line);color:var(--text)}
.btn:hover{filter:brightness(1.06)}
.actions{display:flex;gap:10px;flex-wrap:wrap}
.table{width:100%;border-collapse:collapse;font-size:14px}
.table th,.table td{padding:10px 8px;border-bottom:1px solid var(--line);text-align:left}
.table th{color:var(--muted);font-weight:600}
.alert{padding:12px 14px;border-radius:10px;background:#3a2030;margin-bottom:14px}
.alert.ok{background:#163528;color:#b6f0d0}
.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.form-grid label{display:flex;flex-direction:column;gap:6px;font-size:13px;color:var(--muted)}
.form-grid .full{grid-column:1/-1}
.form-grid input,.form-grid textarea,.form-grid select,.search input{
  background:#0e141c;border:1px solid var(--line);border-radius:10px;color:var(--text);padding:10px 12px;font:inherit
}
.check{flex-direction:row!important;align-items:center;gap:8px!important;color:var(--text)!important}
.search{display:flex;gap:8px}
.pager{display:flex;gap:12px;align-items:center;margin-top:14px;color:var(--muted)}
.tag{display:inline-block;margin-left:8px;padding:2px 8px;border-radius:999px;background:#243247;font-size:12px;color:var(--muted);font-weight:500}
.domain-list{margin:0 0 12px;padding-left:18px;color:var(--muted)}
.domain-list em{font-style:normal;color:#6d7f96;margin-left:6px}
.login-body{min-height:100vh;display:grid;place-items:center;background:radial-gradient(1200px 600px at 20% -10%,#1a2a44,transparent),var(--bg)}
.login-card{width:min(400px,92vw);background:var(--panel);border:1px solid var(--line);border-radius:18px;padding:28px;display:flex;flex-direction:column;gap:12px}
.login-card h1{margin:0;font-size:26px}.login-card button{margin-top:8px}
@media(max-width:900px){.shell{flex-direction:column}.side{width:auto}.cards{grid-template-columns:1fr}.form-grid{grid-template-columns:1fr}}