:root {
  --bg0: #0e1412;
  --bg1: #15201c;
  --bg2: #1c2a25;
  --line: #2a3d35;
  --text: #e7f0ea;
  --muted: #8aa399;
  --ok: #3dba7a;
  --warn: #d4a017;
  --bad: #e45757;
  --accent: #5ec4a2;
  --font: "IBM Plex Sans", "Segoe UI", system-ui, sans-serif;
  --mono: "IBM Plex Mono", "Cascadia Mono", "Consolas", ui-monospace, monospace;
}

@font-face {
  font-family: "IBM Plex Sans";
  src: local("IBM Plex Sans"), local("Segoe UI");
  font-display: swap;
}

* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body {
  min-height: 100dvh;
  font-family: var(--font);
  color: var(--text);
  background:
    radial-gradient(1200px 600px at 10% -10%, #1a332c 0%, transparent 55%),
    radial-gradient(900px 500px at 100% 0%, #243028 0%, transparent 50%),
    var(--bg0);
  line-height: 1.45;
}

a { color: var(--accent); text-decoration: none; }
.brand {
  margin: 0;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  font-size: 0.72rem;
  color: var(--accent);
  font-weight: 600;
}

.top {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  gap: 1rem;
  padding: 1.25rem 1.25rem 0.75rem;
  border-bottom: 1px solid var(--line);
}
.top h1 { margin: 0.15rem 0 0; font-size: clamp(1.6rem, 4vw, 2.2rem); font-weight: 620; }
.top-meta { display: flex; gap: 1rem; align-items: center; color: var(--muted); font-size: 0.9rem; }
.ghost {
  border: 1px solid var(--line);
  padding: 0.35rem 0.7rem;
  border-radius: 6px;
  color: var(--text);
}

main { padding: 1rem 1.25rem 3rem; max-width: 1100px; margin: 0 auto; }
section h2 {
  margin: 1.5rem 0 0.75rem;
  font-size: 0.85rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--muted);
  font-weight: 600;
}

.strip {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
  gap: 0.65rem;
}
.pill {
  background: var(--bg1);
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 0.75rem 0.9rem;
}
.pill .k { display: block; color: var(--muted); font-size: 0.75rem; }
.pill .v { font-family: var(--mono); font-size: 1.15rem; margin-top: 0.2rem; }
.pill.ok .v { color: var(--ok); }
.pill.warn .v { color: var(--warn); }
.pill.bad .v { color: var(--bad); }

.host-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0.85rem;
}
@media (min-width: 820px) {
  .host-grid { grid-template-columns: 1fr 1fr; }
  .host-grid .span2 { grid-column: 1 / -1; }
}

.host {
  background: linear-gradient(180deg, var(--bg1), var(--bg2));
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 1rem 1.05rem 1.1rem;
}
.host.down { border-color: color-mix(in srgb, var(--bad) 45%, var(--line)); }
.host-head {
  display: flex;
  justify-content: space-between;
  gap: 0.75rem;
  align-items: baseline;
  margin-bottom: 0.65rem;
}
.host-head h3 { margin: 0; font-size: 1.15rem; }
.host-head .role { color: var(--muted); font-size: 0.85rem; }
.badge {
  font-family: var(--mono);
  font-size: 0.75rem;
  padding: 0.2rem 0.5rem;
  border-radius: 999px;
  border: 1px solid var(--line);
}
.badge.up { color: var(--ok); border-color: color-mix(in srgb, var(--ok) 40%, var(--line)); }
.badge.down { color: var(--bad); border-color: color-mix(in srgb, var(--bad) 40%, var(--line)); }

.metrics {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0.55rem;
  margin: 0.6rem 0 0.85rem;
}
.metric {
  background: rgba(0,0,0,0.18);
  border-radius: 8px;
  padding: 0.55rem 0.6rem;
}
.metric .k { color: var(--muted); font-size: 0.7rem; text-transform: uppercase; letter-spacing: 0.06em; }
.metric .v { font-family: var(--mono); font-size: 0.98rem; margin-top: 0.15rem; }

.bar {
  height: 6px;
  background: #0a100e;
  border-radius: 99px;
  overflow: hidden;
  margin-top: 0.35rem;
}
.bar > span {
  display: block;
  height: 100%;
  background: var(--accent);
  border-radius: 99px;
}
.bar.warn > span { background: var(--warn); }
.bar.bad > span { background: var(--bad); }

.table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.82rem;
  font-family: var(--mono);
}
.table th, .table td {
  text-align: left;
  padding: 0.28rem 0.2rem;
  border-bottom: 1px solid color-mix(in srgb, var(--line) 70%, transparent);
}
.table th { color: var(--muted); font-weight: 500; font-family: var(--font); font-size: 0.72rem; text-transform: uppercase; }

.chips { display: flex; flex-wrap: wrap; gap: 0.35rem; margin-top: 0.65rem; }
.chip {
  font-size: 0.75rem;
  padding: 0.2rem 0.5rem;
  border-radius: 6px;
  background: rgba(0,0,0,0.22);
  border: 1px solid var(--line);
  font-family: var(--mono);
}
.chip.on { color: var(--ok); }
.chip.off { color: var(--bad); }

.backup-panel {
  background: var(--bg1);
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 1rem;
}
.backup-hosts {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0.75rem;
}
@media (min-width: 720px) {
  .backup-hosts { grid-template-columns: repeat(3, 1fr); }
}
.bhost {
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 0.75rem;
  background: rgba(0,0,0,0.15);
}
.bhost h4 { margin: 0 0 0.4rem; }
.muted { color: var(--muted); }
.mono { font-family: var(--mono); }
.log {
  margin-top: 0.9rem;
  max-height: 180px;
  overflow: auto;
  background: #0a100e;
  border-radius: 8px;
  padding: 0.7rem;
  font-family: var(--mono);
  font-size: 0.72rem;
  white-space: pre-wrap;
  color: #b7cfc3;
}

footer {
  position: sticky;
  bottom: 0;
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.55rem 1.25rem;
  background: color-mix(in srgb, var(--bg0) 88%, transparent);
  backdrop-filter: blur(8px);
  border-top: 1px solid var(--line);
  color: var(--muted);
  font-size: 0.8rem;
}

/* Login */
body.auth {
  display: grid;
  place-items: center;
  padding: 1.5rem;
}
.login-shell {
  width: min(420px, 100%);
  background: linear-gradient(180deg, var(--bg1), var(--bg2));
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 1.5rem 1.35rem 1.4rem;
}
.login-shell h1 { margin: 0.2rem 0 0; font-size: 2rem; }
.lede { color: var(--muted); margin: 0.35rem 0 1.1rem; }
.login-form { display: grid; gap: 0.75rem; }
.login-form label { display: grid; gap: 0.35rem; font-size: 0.85rem; color: var(--muted); }
.login-form input {
  border: 1px solid var(--line);
  background: #0a100e;
  color: var(--text);
  border-radius: 8px;
  padding: 0.7rem 0.75rem;
  font-size: 1rem;
}
.login-form button {
  margin-top: 0.35rem;
  border: 0;
  border-radius: 8px;
  padding: 0.8rem 1rem;
  background: var(--accent);
  color: #062018;
  font-weight: 700;
  font-size: 1rem;
  cursor: pointer;
}
.err { color: var(--bad); margin: 0 0 0.75rem; }