:root {
  --bg: #f5f6f8; --card: #fff; --text: #1d2129; --muted: #6b7280; --line: #e5e7eb;
  --primary: #2563eb; --primary-weak: #e8efff; --ok: #16a34a; --ok-weak: #e7f6ec;
  --warn: #d97706; --warn-weak: #fdf3e1; --bad: #dc2626; --bad-weak: #fdeaea;
  --mono: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #111318; --card: #1a1d24; --text: #e6e8ec; --muted: #9aa1ad; --line: #2b2f38;
    --primary: #5b8cff; --primary-weak: #1f2a44; --ok: #34c06b; --ok-weak: #163222;
    --warn: #f0a83a; --warn-weak: #3a2d14; --bad: #f2645c; --bad-weak: #3d1a19;
  }
}
* { box-sizing: border-box; }
body { margin: 0; background: var(--bg); color: var(--text); font: 14px/1.5 -apple-system, "PingFang SC", "Microsoft YaHei", sans-serif; }
.hidden { display: none !important; }
.muted { color: var(--muted); }
.error { color: var(--bad); min-height: 1.5em; margin: 8px 0 0; }
.mono { font-family: var(--mono); font-size: 12.5px; }
h2 { font-size: 18px; margin: 0; }
h3 { font-size: 15px; margin: 0; }
h4 { font-size: 14px; margin: 18px 0 8px; }

button { font: inherit; cursor: pointer; border: 1px solid var(--line); background: var(--card); color: var(--text); border-radius: 6px; padding: 6px 12px; }
button:hover { border-color: var(--primary); }
button:disabled { opacity: .5; cursor: default; }
button.primary { background: var(--primary); border-color: var(--primary); color: #fff; }
button.danger { color: var(--bad); }
button.link { border: none; background: none; color: var(--primary); padding: 4px 6px; }
button.small { padding: 3px 8px; font-size: 12.5px; }
input, select, textarea { font: inherit; color: var(--text); background: var(--card); border: 1px solid var(--line); border-radius: 6px; padding: 6px 8px; width: 100%; }
textarea { font-family: var(--mono); font-size: 12.5px; min-height: 360px; resize: vertical; }
input[type=checkbox] { width: auto; margin-right: 6px; }
textarea.short { min-height: 140px; margin-top: 8px; }
details { margin: 12px 0; }
summary { cursor: pointer; color: var(--primary); }
label { display: block; font-size: 13px; color: var(--muted); }
label > input, label > select, label > textarea { margin-top: 4px; color: var(--text); }
label.check { display: inline-flex; align-items: center; color: var(--text); margin-right: 16px; }

.login { position: fixed; inset: 0; display: flex; align-items: center; justify-content: center; padding: 16px; }
.login-box { width: 100%; max-width: 340px; background: var(--card); border: 1px solid var(--line); border-radius: 10px; padding: 24px; }
.login-box h1 { font-size: 20px; margin: 0 0 16px; }
.login-box label { margin-bottom: 12px; }
.login-box button { width: 100%; margin-top: 4px; }

.top { position: sticky; top: 0; z-index: 5; display: flex; align-items: center; gap: 16px; padding: 0 16px; height: 52px; background: var(--card); border-bottom: 1px solid var(--line); }
.brand { font-weight: 700; font-size: 16px; }
#nav { display: flex; gap: 2px; overflow-x: auto; flex: 1; }
#nav button { border: none; background: none; padding: 8px 12px; border-radius: 6px; white-space: nowrap; }
#nav button.active { background: var(--primary-weak); color: var(--primary); font-weight: 600; }
.top-right { display: flex; align-items: center; gap: 8px; white-space: nowrap; }
main { max-width: 1280px; margin: 0 auto; padding: 16px; }

.bar { display: flex; flex-wrap: wrap; align-items: center; gap: 8px; margin-bottom: 14px; }
.bar .grow { flex: 1; }
.bar > select { width: auto; min-width: 120px; }
.card { background: var(--card); border: 1px solid var(--line); border-radius: 10px; padding: 14px 16px; margin-bottom: 14px; }
.hint { color: var(--muted); font-size: 13px; margin: 6px 0 12px; }
.grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(360px, 1fr)); gap: 14px; }
.form-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(200px, 1fr)); gap: 12px; margin-bottom: 12px; }
.empty { text-align: center; padding: 40px 16px; color: var(--muted); }

.node { display: flex; flex-direction: column; gap: 10px; margin: 0; }
.node-head { display: flex; align-items: flex-start; gap: 10px; }
.node-head .grow { flex: 1; min-width: 0; }
.node-name { font-weight: 600; font-size: 15px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.metrics { display: grid; grid-template-columns: repeat(4, 1fr); gap: 6px; }
.metric { background: var(--bg); border-radius: 6px; padding: 6px 8px; min-width: 0; }
.metric b { display: block; font-size: 13.5px; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.metric span { font-size: 12px; color: var(--muted); }
.plist { display: flex; flex-direction: column; gap: 4px; font-size: 13px; }
.plist div { display: flex; gap: 8px; align-items: baseline; flex-wrap: wrap; }
.actions { display: flex; flex-wrap: wrap; gap: 6px; }

.badge { display: inline-block; font-size: 12px; padding: 1px 8px; border-radius: 99px; background: var(--bg); color: var(--muted); white-space: nowrap; }
.badge.ok { background: var(--ok-weak); color: var(--ok); }
.badge.warn { background: var(--warn-weak); color: var(--warn); }
.badge.bad { background: var(--bad-weak); color: var(--bad); }
.badge.info { background: var(--primary-weak); color: var(--primary); }

table { width: 100%; border-collapse: collapse; }
th, td { text-align: left; padding: 7px 8px; border-bottom: 1px solid var(--line); vertical-align: top; }
th { font-size: 12.5px; color: var(--muted); font-weight: 500; }
td input, td select { padding: 4px 6px; }
td button { white-space: nowrap; }
.table-wrap { overflow-x: auto; }
.logs td { font-size: 12.5px; }
.logs td.t { white-space: nowrap; color: var(--muted); font-family: var(--mono); }
.logs td.m { word-break: break-all; }
.logs .a { color: var(--muted); font-family: var(--mono); }

.modal { position: fixed; inset: 0; z-index: 20; background: rgba(0,0,0,.45); display: flex; align-items: flex-start; justify-content: center; padding: 40px 16px; overflow-y: auto; }
.modal-box { width: 100%; max-width: 820px; background: var(--card); border-radius: 12px; padding: 16px 20px 20px; }
.modal-head { display: flex; align-items: center; justify-content: space-between; margin-bottom: 12px; }
.subtabs { display: flex; gap: 4px; border-bottom: 1px solid var(--line); margin-bottom: 14px; }
.subtabs button { border: none; border-bottom: 2px solid transparent; border-radius: 0; background: none; padding: 8px 12px; }
.subtabs button.active { border-bottom-color: var(--primary); color: var(--primary); font-weight: 600; }
pre.log { background: #0f1115; color: #d7dae0; border-radius: 8px; padding: 12px; max-height: 480px; overflow: auto; font: 12.5px/1.55 var(--mono); white-space: pre-wrap; word-break: break-all; margin: 0; }
pre.code { background: var(--bg); border-radius: 8px; padding: 12px; max-height: 520px; overflow: auto; font: 12.5px/1.5 var(--mono); margin: 0; }
.kv { display: grid; grid-template-columns: 110px 1fr; gap: 4px 12px; font-size: 13px; }
.kv dt { color: var(--muted); }
.kv dd { margin: 0; word-break: break-all; }

.toast { position: fixed; left: 50%; bottom: 24px; transform: translateX(-50%); z-index: 30; background: #1f2937; color: #fff; padding: 10px 16px; border-radius: 8px; max-width: calc(100% - 32px); }
.toast.bad { background: var(--bad); }

@media (max-width: 640px) {
  .grid { grid-template-columns: 1fr; }
  .metrics { grid-template-columns: repeat(2, 1fr); }
  .top { gap: 8px; padding: 0 8px; }
  .top-right #version { display: none; }
  main { padding: 12px; }
  .kv { grid-template-columns: 90px 1fr; }
}