:root {
  --bg: #0e1117; --panel: #161b24; --panel2: #1d2330; --fg: #e6edf3; --muted: #8b96a5;
  --line: #262d3a; --accent: #3b82f6; --ok: #22c55e; --warn: #f59e0b; --err: #ef4444;
}
* { box-sizing: border-box; }
body { margin: 0; background: var(--bg); color: var(--fg); font: 14px/1.5 -apple-system, "PingFang SC", "Microsoft YaHei", Segoe UI, Roboto, sans-serif; }
.hidden { display: none !important; }
.muted { color: var(--muted); font-size: 12px; }
.err { color: var(--err); min-height: 18px; font-size: 13px; }
h1 { font-size: 20px; margin: 0 0 6px; }
h2 { font-size: 15px; color: var(--muted); font-weight: 600; margin: 22px 0 10px; }
h3 { font-size: 14px; margin: 0 0 12px; }
a { color: var(--accent); }
input, select, button, textarea {
  background: var(--panel2); color: var(--fg); border: 1px solid var(--line);
  border-radius: 8px; padding: 8px 10px; font: inherit; outline: none;
}
input:focus, select:focus { border-color: var(--accent); }
button { cursor: pointer; }
button:hover { border-color: var(--accent); }
button.primary, .btn.primary { background: var(--accent); border-color: var(--accent); color: #fff; }
button.ghost { background: transparent; }
a.btn { display: inline-block; padding: 8px 10px; border: 1px solid var(--line); border-radius: 8px; text-decoration: none; color: var(--fg); }

/* login */
#login { display: flex; align-items: center; justify-content: center; min-height: 100vh; }
.login-card { width: 320px; display: flex; flex-direction: column; gap: 10px; }
.card { background: var(--panel); border: 1px solid var(--line); border-radius: 12px; padding: 18px; }

/* app */
header { display: flex; align-items: center; gap: 18px; padding: 12px 20px; border-bottom: 1px solid var(--line); background: var(--panel); position: sticky; top: 0; z-index: 5; }
.brand { font-weight: 700; letter-spacing: .3px; }
nav { display: flex; gap: 6px; }
nav button { background: transparent; border: 1px solid transparent; color: var(--muted); border-radius: 8px; }
nav button.active { color: var(--fg); background: var(--panel2); border-color: var(--line); }
header .right { margin-left: auto; display: flex; align-items: center; gap: 10px; }
main { padding: 20px; max-width: 1400px; margin: 0 auto; }
.cards { display: grid; grid-template-columns: repeat(auto-fill, minmax(180px, 1fr)); gap: 12px; }
.card .big { font-size: 26px; font-weight: 700; }
.card .lbl { color: var(--muted); font-size: 12px; }
.toolbar { display: flex; gap: 8px; align-items: center; margin-bottom: 12px; flex-wrap: wrap; }
.toolbar .spacer { flex: 1; }
.chk { display: flex; align-items: center; gap: 5px; color: var(--muted); }
.tablewrap { overflow: auto; border: 1px solid var(--line); border-radius: 10px; background: var(--panel); }
table { width: 100%; border-collapse: collapse; font-size: 13px; }
th, td { text-align: left; padding: 8px 12px; border-bottom: 1px solid var(--line); white-space: nowrap; }
th { color: var(--muted); font-weight: 600; background: var(--panel2); position: sticky; top: 0; }
tr:last-child td { border-bottom: none; }
td.mono, .mono { font-family: ui-monospace, SFMono-Regular, Menlo, monospace; }
.badge { padding: 2px 8px; border-radius: 999px; font-size: 11px; border: 1px solid var(--line); }
.t-READY { color: var(--ok); border-color: color-mix(in srgb, var(--ok) 40%, transparent); }
.t-SYNCING { color: var(--warn); border-color: color-mix(in srgb, var(--warn) 40%, transparent); }
.t-UNSTABLE { color: var(--err); border-color: color-mix(in srgb, var(--err) 40%, transparent); }
.t-NOT_BSC { color: var(--muted); }
.setRow { display: flex; align-items: center; justify-content: space-between; gap: 10px; padding: 6px 0; border-bottom: 1px dashed var(--line); }
.setRow label { color: var(--muted); font-size: 13px; }
.setRow input, .setRow select { width: 200px; }
dialog { background: var(--panel); color: var(--fg); border: 1px solid var(--line); border-radius: 12px; max-width: 720px; width: 90%; }