:root {
  --bg: #0f1216;
  --panel: #171b21;
  --panel2: #1d222a;
  --line: #2a313b;
  --text: #e6e9ee;
  --muted: #8d97a5;
  --accent: #4c8dff;
  --ok: #2fbf71;
  --warn: #e2a03f;
  --bad: #e05260;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font: 15px/1.5 system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
}

a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }

.topbar {
  display: flex; align-items: center; gap: 20px;
  padding: 12px 24px; background: var(--panel); border-bottom: 1px solid var(--line);
  position: sticky; top: 0; z-index: 10; flex-wrap: wrap;
}
.brand { font-weight: 700; letter-spacing: .5px; }
.topbar nav { display: flex; gap: 16px; flex-wrap: wrap; }
.topbar nav a { color: var(--muted); }
.topbar nav a.on { color: var(--text); border-bottom: 2px solid var(--accent); }
.logout { margin-left: auto; color: var(--muted); font-size: 14px; }

main { max-width: 1200px; margin: 0 auto; padding: 24px; }
footer { max-width: 1200px; margin: 0 auto; padding: 8px 24px 32px; color: var(--muted); font-size: 13px; }

h1 { font-size: 22px; margin: 0 0 8px; }
h2 { font-size: 17px; margin: 0 0 12px; }
h3 { font-size: 15px; margin: 0 0 8px; display: flex; align-items: center; gap: 8px; flex-wrap: wrap; }

.card {
  background: var(--panel); border: 1px solid var(--line); border-radius: 10px;
  padding: 18px; margin-bottom: 18px;
}
.grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(330px, 1fr)); gap: 18px; }
.grid .card { margin-bottom: 0; }

.login { max-width: 380px; margin: 12vh auto; }
.login form { display: grid; gap: 12px; margin-top: 16px; }

.stats { display: grid; grid-template-columns: repeat(auto-fit, minmax(160px, 1fr)); gap: 12px; margin-bottom: 18px; }
.stat {
  background: var(--panel); border: 1px solid var(--line); border-radius: 10px;
  padding: 14px 16px; color: var(--muted); font-size: 13px;
}
.stat .num { display: block; font-size: 24px; color: var(--text); font-weight: 600; margin-bottom: 2px; }
.stat.warn .num { color: var(--warn); }

table { width: 100%; border-collapse: collapse; }
th { text-align: left; font-weight: 600; color: var(--muted); font-size: 13px; }
td, th { padding: 6px 8px; border-bottom: 1px solid var(--line); vertical-align: top; }
tr:last-child td { border-bottom: none; }
.rows tr.bad td { background: rgba(224, 82, 96, .07); }
.rows tr.total td { font-weight: 600; border-top: 2px solid var(--line); }
.right { text-align: right; }
.scroll { overflow-x: auto; }

.bars th { width: 130px; font-weight: 500; color: var(--text); }
.barcell { width: 60%; }
.bar { display: block; height: 10px; background: var(--accent); border-radius: 5px; min-width: 2px; }

.muted { color: var(--muted); }
.small { font-size: 13px; }
.mono { font-family: ui-monospace, SFMono-Regular, Menlo, monospace; font-size: 13px; }
.mono.big { display: block; font-size: 16px; padding: 8px 0; word-break: break-all; }

.tag {
  display: inline-block; padding: 1px 7px; border-radius: 20px; font-size: 12px;
  background: var(--panel2); color: var(--muted); border: 1px solid var(--line);
}
.tag.ok { color: var(--ok); border-color: rgba(47, 191, 113, .4); }
.tag.warn { color: var(--warn); border-color: rgba(226, 160, 63, .4); }
.tag.off { color: var(--bad); border-color: rgba(224, 82, 96, .4); }

input, select, button, textarea {
  font: inherit; background: var(--panel2); color: var(--text);
  border: 1px solid var(--line); border-radius: 7px; padding: 7px 10px;
}
input[type=checkbox] { width: auto; }
button { cursor: pointer; background: var(--panel2); }
button:hover { border-color: var(--accent); }
button.primary { background: var(--accent); border-color: var(--accent); color: #fff; }
button.danger { color: var(--bad); }
button.mini, .mini { padding: 3px 8px; font-size: 13px; }
.btn { display: inline-block; padding: 7px 10px; border: 1px solid var(--line); border-radius: 7px; }

form.inline { display: flex; gap: 8px; align-items: center; flex-wrap: wrap; margin: 10px 0; }
form.fields {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(170px, 1fr));
  gap: 10px; align-items: end; margin-top: 14px;
  border-top: 1px solid var(--line); padding-top: 14px;
}
form.fields label, form.inline label { display: grid; gap: 4px; font-size: 13px; color: var(--muted); }
form.fields label.check, form.inline label.check {
  display: flex; align-items: center; gap: 6px; color: var(--text);
}

.flash { padding: 10px 14px; border-radius: 8px; margin-bottom: 14px; border: 1px solid var(--line); background: var(--panel); }
.flash.success { border-color: rgba(47, 191, 113, .5); }
.flash.danger { border-color: rgba(224, 82, 96, .5); }
.flash.warning { border-color: rgba(226, 160, 63, .5); }
.keybox code { display: block; margin: 8px 0; }

.chain { margin: 10px 0; }
.chain-row {
  display: flex; align-items: center; gap: 8px; padding: 6px 8px;
  border: 1px solid var(--line); border-radius: 7px; margin-bottom: 6px; background: var(--panel2);
}
.chain-row.bad { border-color: rgba(224, 82, 96, .5); }
.chain-row.warnrow { border-color: rgba(226, 160, 63, .5); }
.chain-row .pos { color: var(--muted); width: 20px; }
.chain-row .spacer { flex: 1; }
.chain-row form { display: inline; }