:root {
  --bg: #0f1115;
  --card: #181b22;
  --border: #262b36;
  --text: #e6e9ef;
  --muted: #8b93a3;
  --up: #34d399;
  --down: #f87171;
  --warn: #fbbf24;
  --pending: #fbbf24;
  --disabled: #6b7280;
  --unknown: #a78bfa;
}
@media (prefers-color-scheme: light) {
  :root {
    --bg: #f5f6f8; --card: #fff; --border: #e3e6eb;
    --text: #1a1d24; --muted: #6b7280;
  }
}

* { box-sizing: border-box; }
body {
  margin: 0;
  font: 15px/1.5 -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  background: var(--bg);
  color: var(--text);
  padding: 2rem 1rem 3rem;
  max-width: 1200px;
  margin-inline: auto;
}
.controls {
  display: flex;
  flex-wrap: wrap;
  gap: .6rem;
  align-items: center;
  margin-bottom: 1rem;
  font-size: .8rem;
  color: var(--muted);
}
.controls a, .controls .active {
  padding: .2rem .6rem;
  border-radius: 999px;
  border: 1px solid var(--border);
  text-decoration: none;
  color: var(--muted);
}
.controls a:hover { color: var(--text); }
.controls .active {
  color: var(--text);
  background: var(--card);
  border-color: var(--muted);
}

/* Monitors tile in a grid so many fit at once. auto-fill (not auto-fit) keeps
   every tile the same width — a partial last row leaves empty cells rather
   than stretching its items wider than the rest. */
#monitors {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: .8rem;
  align-items: stretch;
}
header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 1.5rem;
}
h1 { font-size: 1.4rem; margin: 0; }
.overall {
  font-size: .85rem;
  font-weight: 600;
  padding: .3rem .7rem;
  border-radius: 999px;
  background: var(--card);
  border: 1px solid var(--border);
}
.overall.up { color: var(--up); }
.overall.down { color: var(--down); }
.overall.unknown { color: var(--unknown); }

.card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 1rem 1.1rem;
  min-width: 0; /* let long targets truncate instead of widening the cell */
}
.card-top {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 1rem;
}
.name { font-weight: 600; }
.target { color: var(--muted); font-size: .8rem; word-break: break-all; }
.status {
  font-size: .8rem;
  font-weight: 600;
  display: inline-flex;
  align-items: center;
  gap: .4rem;
}
.dot { width: 9px; height: 9px; border-radius: 50%; display: inline-block; }
.up    .dot, .dot.up    { background: var(--up); }
.down  .dot, .dot.down  { background: var(--down); }
.pending .dot, .dot.pending { background: var(--pending); }
.unknown .dot, .dot.unknown { background: var(--unknown); }
.card.unknown .status { color: var(--unknown); }
.disabled .dot, .dot.disabled { background: var(--disabled); }
.up    { color: var(--up); }
.down  { color: var(--down); }
.pending { color: var(--pending); }
.status.disabled { color: var(--disabled); }

/* Decommissioned monitors: muted so they read as intentionally off, not broken. */
.card.disabled { opacity: .55; }
.card.disabled .name { font-weight: 600; }

.bars {
  display: flex;
  gap: 3px;
  margin: .8rem 0 .4rem;
  height: 30px;
  align-items: flex-end;
}
.bar {
  flex: 1;
  min-width: 2px;
  max-width: 8px;
  height: 100%;
  border-radius: 2px;
  background: var(--border);
}
.bar.up { background: var(--up); }
.bar.down { background: var(--down); }
.bar.warn { background: var(--warn); }

.meta {
  display: flex;
  gap: 1.2rem;
  color: var(--muted);
  font-size: .8rem;
}
footer {
  margin-top: 2rem;
  text-align: center;
  color: var(--muted);
  font-size: .8rem;
}
footer a { color: inherit; text-decoration: none; border-bottom: 1px dotted currentColor; }
footer a:hover { color: var(--text); }
footer .commit { font-family: ui-monospace, SFMono-Regular, Menlo, monospace; }
.sep { margin: 0 .5rem; }