:root {
  --bg: #0f1115;
  --panel: #161922;
  --panel2: #1c2030;
  --border: #283044;
  --text: #e6e9ef;
  --muted: #98a0b3;
  --accent: #5ea2ff;
  --ok: #4ade80;
  --warn: #fbbf24;
  --bad: #ef4444;
}

* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; background: var(--bg); color: var(--text); font-family: -apple-system, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif; font-size: 14px; line-height: 1.5; }
a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }
h1 { font-size: 22px; margin: 16px 0; }
h2 { font-size: 16px; margin: 12px 0; }
h3.sub { font-size: 13px; color: var(--muted); margin: 12px 0 6px; }
small.muted, .muted { color: var(--muted); }
code { background: var(--panel2); padding: 2px 6px; border-radius: 4px; }

.topbar {
  display: flex; align-items: center; gap: 16px;
  padding: 10px 18px; background: var(--panel); border-bottom: 1px solid var(--border);
}
.topbar .brand { font-weight: 600; }
.topbar .links { display: flex; gap: 14px; flex: 1; }
.topbar .links a { color: var(--text); }
.topbar .userbox { display: flex; align-items: center; gap: 10px; }
.user-name { color: var(--muted); }
.badge { font-size: 12px; padding: 2px 8px; border-radius: 9999px; border: 1px solid var(--border); }
.badge-admin { background: rgba(94,162,255,0.15); border-color: rgba(94,162,255,0.4); color: var(--accent); }
.badge-member { background: var(--panel2); }
.logout { color: var(--muted); }

.container { max-width: 1180px; margin: 0 auto; padding: 16px; }
.card { background: var(--panel); border: 1px solid var(--border); border-radius: 10px; padding: 14px 16px; margin: 12px 0; }
.grid { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; }
.row { display: flex; gap: 12px; align-items: center; }
.row.between { justify-content: space-between; }

.status .dot { display: inline-block; width: 8px; height: 8px; border-radius: 50%; margin-right: 4px; }
.dot-on { background: var(--ok); box-shadow: 0 0 8px var(--ok); }
.dot-off { background: var(--bad); }

input, select, button, textarea {
  font: inherit; color: var(--text);
  background: var(--panel2); border: 1px solid var(--border);
  padding: 6px 10px; border-radius: 6px;
}
button { cursor: pointer; }
button.primary, button[type=submit].primary { background: var(--accent); border-color: var(--accent); color: #08111f; font-weight: 600; }
button.danger { background: rgba(239,68,68,0.15); border-color: rgba(239,68,68,0.5); color: var(--bad); }
button.small { padding: 2px 8px; font-size: 12px; }
button.link { background: transparent; border: none; color: var(--muted); padding: 0 4px; }
button.link.danger { color: var(--bad); }
label { display: block; margin: 8px 0; color: var(--muted); }
label input, label select { display: block; margin-top: 4px; width: 100%; color: var(--text); }
label.check { display: inline-flex; align-items: center; gap: 6px; color: var(--text); }
label.check input { width: auto; margin-top: 0; }

.inline { display: flex; gap: 8px; align-items: center; flex-wrap: wrap; }
.inline input { width: auto; }
.inline-tight { display: inline; }

table.data { width: 100%; border-collapse: collapse; margin-top: 8px; }
table.data th, table.data td { border-bottom: 1px solid var(--border); padding: 6px 8px; text-align: left; }
table.data th { color: var(--muted); font-weight: 500; font-size: 12px; }
table.data td.num, table.data th.num { text-align: right; font-variant-numeric: tabular-nums; }
table.data .ellipsis { max-width: 280px; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }

.tag { font-size: 11px; padding: 2px 8px; border-radius: 9999px; border: 1px solid var(--border); }
.tag-ok { color: var(--ok); border-color: rgba(74,222,128,0.45); background: rgba(74,222,128,0.1); }
.tag-warn { color: var(--warn); border-color: rgba(251,191,36,0.4); background: rgba(251,191,36,0.1); }
.tag-bad { color: var(--bad); border-color: rgba(239,68,68,0.5); background: rgba(239,68,68,0.1); }

ul.code-list { list-style: none; padding-left: 0; margin: 4px 0 8px; display: flex; flex-wrap: wrap; gap: 6px; }
ul.code-list li { background: var(--panel2); border: 1px solid var(--border); border-radius: 6px; padding: 4px 8px; display: inline-flex; align-items: center; gap: 6px; }

.auth-card { max-width: 360px; margin: 60px auto; background: var(--panel); border: 1px solid var(--border); border-radius: 10px; padding: 22px; }
.auth-card h1 { margin-top: 0; }
.auth-card form button { width: 100%; margin-top: 10px; background: var(--accent); border-color: var(--accent); color: #08111f; font-weight: 600; }
.error { background: rgba(239,68,68,0.12); border: 1px solid rgba(239,68,68,0.5); color: #fca5a5; padding: 8px 10px; border-radius: 6px; margin: 8px 0; }
.hint { color: var(--muted); font-size: 12.5px; margin: 6px 0; }

@media (max-width: 800px) {
  .grid, .grid-2 { grid-template-columns: 1fr; }
  .topbar .links { display: none; }
}