:root{
  --bg:#0f1220; --panel:#171a2b; --panel2:#1e2236; --line:#2a2f48;
  --text:#e8eaf3; --muted:#9aa0bd; --brand:#4f7cff; --brand2:#6f5cff;
  --ok:#2ecc71; --warn:#f0b429; --err:#ff5c72; --chip:#242945;
}
*{box-sizing:border-box}
html,body{margin:0;padding:0}
body{background:var(--bg);color:var(--text);font:15px/1.5 -apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Helvetica,Arial,sans-serif}
a{color:var(--brand);text-decoration:none}
a:hover{text-decoration:underline}

.topbar{display:flex;align-items:center;gap:24px;padding:14px 24px;background:var(--panel);border-bottom:1px solid var(--line)}
.brand a{font-weight:700;font-size:18px;color:var(--text)}
.brand a:hover{text-decoration:none}
.nav{display:flex;gap:8px;margin-left:8px}
.nav a{padding:8px 14px;border-radius:8px;color:var(--muted)}
.nav a.on,.nav a:hover{background:var(--panel2);color:var(--text);text-decoration:none}
.user{margin-left:auto;display:flex;align-items:center;gap:14px;color:var(--muted);font-size:14px}

.container{max-width:1120px;margin:0 auto;padding:28px 24px 60px}
.foot{max-width:1120px;margin:0 auto;padding:24px;color:var(--muted);font-size:13px}

h1{font-size:24px;margin:0 0 4px}
h2{font-size:18px;margin:0 0 12px}
.sub{color:var(--muted);margin:0 0 24px}

.card{background:var(--panel);border:1px solid var(--line);border-radius:14px;padding:22px;margin-bottom:20px}
.grid{display:grid;gap:16px}
.grid.cols-3{grid-template-columns:repeat(3,1fr)}
.grid.cols-4{grid-template-columns:repeat(4,1fr)}
@media(max-width:820px){.grid.cols-3,.grid.cols-4{grid-template-columns:1fr 1fr}}
@media(max-width:520px){.grid.cols-3,.grid.cols-4{grid-template-columns:1fr}}

.stat{background:var(--panel2);border:1px solid var(--line);border-radius:12px;padding:16px}
.stat .n{font-size:26px;font-weight:700}
.stat .l{color:var(--muted);font-size:13px}

.btn{display:inline-block;background:var(--brand);color:#fff;border:0;border-radius:9px;padding:10px 16px;font-size:14px;font-weight:600;cursor:pointer}
.btn:hover{background:#3f6bf0;text-decoration:none}
.btn-ghost{background:transparent;border:1px solid var(--line);color:var(--text)}
.btn-ghost:hover{background:var(--panel2)}
.btn-fb{background:#1877f2}
.btn-fb:hover{background:#0f6ae0}
.btn-sm{padding:6px 12px;font-size:13px}
.btn-danger{background:var(--err)}

input,select,textarea{width:100%;background:var(--panel2);border:1px solid var(--line);color:var(--text);border-radius:9px;padding:10px 12px;font-size:14px}
label{display:block;font-size:13px;color:var(--muted);margin:0 0 6px}
.field{margin-bottom:16px}
.row{display:flex;gap:12px;flex-wrap:wrap;align-items:end}
.row .field{flex:1;min-width:160px;margin-bottom:0}

table{width:100%;border-collapse:collapse;font-size:14px}
th,td{text-align:left;padding:11px 12px;border-bottom:1px solid var(--line)}
th{color:var(--muted);font-weight:600;font-size:12px;text-transform:uppercase;letter-spacing:.4px}
tr:hover td{background:var(--panel2)}
.table-wrap{overflow-x:auto}

.chip{display:inline-block;background:var(--chip);border:1px solid var(--line);border-radius:999px;padding:2px 10px;font-size:12px;color:var(--muted)}
.chip.ok{color:var(--ok);border-color:rgba(46,204,113,.4)}
.chip.warn{color:var(--warn);border-color:rgba(240,180,41,.4)}
.chip.err{color:var(--err);border-color:rgba(255,92,114,.4)}

.alert{border-radius:10px;padding:12px 16px;margin-bottom:16px;font-size:14px}
.alert-ok{background:rgba(46,204,113,.12);border:1px solid rgba(46,204,113,.4);color:#8ff0be}
.alert-err{background:rgba(255,92,114,.12);border:1px solid rgba(255,92,114,.4);color:#ffb3bd}
.alert-info{background:rgba(79,124,255,.12);border:1px solid rgba(79,124,255,.4);color:#b8c9ff}

.auth{max-width:400px;margin:8vh auto}
.muted{color:var(--muted)}
.right{text-align:right}
.mt{margin-top:16px}
.nowrap{white-space:nowrap}
code{background:var(--panel2);padding:2px 6px;border-radius:6px;font-size:13px}
.kv{display:grid;grid-template-columns:180px 1fr;gap:8px 16px}
.kv div:nth-child(odd){color:var(--muted)}
.empty{text-align:center;color:var(--muted);padding:50px 20px}