:root {
  --bg: #0a0e17;
  --panel: #111827;
  --panel-raised: #172033;
  --line: #243049;
  --text: #e8edf6;
  --muted: #93a0b8;
  --faint: #5f6b82;
  --accent: #7cc4ff;
  --ok: #3ddc97;
  --warn: #ffc857;
  --bad: #ff6b6b;
  --radius: 14px;
  --sans: ui-sans-serif, system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --mono: ui-monospace, "SFMono-Regular", "JetBrains Mono", Menlo, Consolas, monospace;
  color-scheme: dark;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  padding-inline: clamp(16px, 3vw, 48px);
  padding-block: 32px 48px;
  background: radial-gradient(1200px 600px at 10% -10%, #14213d 0%, transparent 60%), var(--bg);
  background-attachment: fixed;
  color: var(--text);
  font: 16px/1.5 var(--sans);
  -webkit-font-smoothing: antialiased;
}

code { font-family: var(--mono); font-size: 0.9em; color: var(--accent); }

/* ---- masthead ---- */
.masthead {
  display: flex;
  flex-wrap: wrap;
  align-items: flex-end;
  justify-content: space-between;
  gap: 24px 48px;
  margin-bottom: 28px;
}
.brand { display: flex; gap: 20px; align-items: flex-start; max-width: 760px; }
.brand-mark { width: 64px; height: 64px; flex: none; margin-top: 6px; }
.eyebrow {
  margin: 0 0 4px;
  font: 600 12px/1 var(--mono);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--muted);
}
.live-dot {
  display: inline-block;
  width: 8px; height: 8px;
  margin-right: 6px;
  border-radius: 50%;
  background: var(--ok);
  box-shadow: 0 0 0 0 rgb(61 220 151 / 0.6);
  animation: pulse 2s infinite;
  vertical-align: 1px;
}
@keyframes pulse { 70% { box-shadow: 0 0 0 8px rgb(61 220 151 / 0); } 100% { box-shadow: 0 0 0 0 rgb(61 220 151 / 0); } }
@media (prefers-reduced-motion: reduce) { .live-dot { animation: none; } }

h1 { margin: 0; font-size: clamp(34px, 5vw, 56px); line-height: 1.05; letter-spacing: -0.02em; }
.lede { margin: 10px 0 0; color: var(--muted); font-size: 17px; max-width: 62ch; }

.stats { display: flex; gap: 12px; margin: 0; }
.stat {
  min-width: 112px;
  padding: 12px 18px;
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: var(--radius);
}
.stat dt { font: 600 11px/1 var(--mono); letter-spacing: 0.1em; text-transform: uppercase; color: var(--muted); }
.stat dd { margin: 6px 0 0; font-size: 34px; font-weight: 700; line-height: 1; font-variant-numeric: tabular-nums; }

/* ---- toolbar ---- */
.toolbar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 12px 24px;
  margin-bottom: 20px;
}
.filters { display: flex; flex-wrap: wrap; gap: 8px; }
.chip {
  padding: 7px 14px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: var(--panel);
  color: var(--muted);
  font: 500 14px/1 var(--sans);
  cursor: pointer;
}
.chip:hover { color: var(--text); border-color: var(--faint); }
.chip[aria-pressed="true"] { background: var(--accent); border-color: var(--accent); color: #06121f; font-weight: 600; }
.chip:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }
.status-line { margin: 0; font: 13px/1.4 var(--mono); color: var(--faint); }
.stale { margin-left: 10px; color: var(--warn); }
.loading { color: var(--muted); }

/* ---- nodes ---- */
.nodes {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 360px), 1fr));
  gap: 20px;
  align-items: start;
}
.node {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: calc(var(--radius) + 4px);
  padding: 18px;
  min-width: 0;
}
.node-head { padding-bottom: 14px; margin-bottom: 6px; border-bottom: 1px solid var(--line); }
.node-name { display: flex; align-items: center; gap: 10px; }
.node-name h2 { margin: 0; font: 700 22px/1.2 var(--mono); }
.node-dot { width: 10px; height: 10px; border-radius: 50%; background: var(--ok); flex: none; }
.node-dot.is-down { background: var(--bad); }
.node-specs { display: flex; flex-wrap: wrap; gap: 6px; margin: 10px 0 0; }
.node-specs span {
  padding: 3px 9px;
  border-radius: 6px;
  background: var(--panel-raised);
  color: var(--muted);
  font: 500 12px/1.4 var(--mono);
}
.node-specs .role { color: var(--accent); }

/* ---- groups ---- */
.group { margin-top: 14px; }
.group-label {
  display: flex;
  align-items: center;
  gap: 8px;
  margin: 0 0 8px;
  font: 600 11px/1 var(--mono);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--faint);
}
.group-label::after { content: ""; flex: 1; height: 1px; background: var(--line); }
.group-count {
  padding: 2px 7px;
  border-radius: 999px;
  background: var(--panel-raised);
  color: var(--muted);
  letter-spacing: 0;
}
details.group > summary { cursor: pointer; list-style: none; }
details.group > summary::-webkit-details-marker { display: none; }
details.group > summary::before { content: "▸"; color: var(--muted); transition: transform 0.15s; }
details.group[open] > summary::before { transform: rotate(90deg); }

.cards { display: grid; gap: 8px; }

/* ---- cards ---- */
.card {
  display: grid;
  grid-template-columns: 48px 1fr;
  gap: 14px;
  padding: 12px;
  background: var(--panel-raised);
  border: 1px solid transparent;
  border-radius: var(--radius);
  min-width: 0;
}
.card.is-self { border-color: var(--accent); box-shadow: 0 0 0 3px rgb(124 196 255 / 0.15); }

.logo {
  width: 48px; height: 48px;
  display: grid;
  place-items: center;
  border-radius: 12px;
  background: #fff;
  overflow: hidden;
}
.logo img { width: 34px; height: 34px; object-fit: contain; }
.monogram {
  width: 100%; height: 100%;
  display: grid;
  place-items: center;
  background: hsl(var(--hue, 210) 55% 40%);
  color: #fff;
  font: 700 17px/1 var(--sans);
  letter-spacing: 0.02em;
}

.card-body { min-width: 0; }
.card-title { display: flex; align-items: baseline; gap: 8px; margin: 0; font-size: 16px; line-height: 1.3; }
.replicas { font: 600 12px/1 var(--mono); color: var(--accent); }
.self-badge {
  margin-left: auto;
  padding: 2px 8px;
  border-radius: 999px;
  background: var(--accent);
  color: #06121f;
  font: 700 11px/1.4 var(--sans);
  white-space: nowrap;
}
.card-desc { margin: 3px 0 6px; color: var(--muted); font-size: 14px; line-height: 1.45; }
.card-meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 4px 12px;
  margin: 0;
  font: 12px/1.4 var(--mono);
  color: var(--faint);
}
.workload { overflow-wrap: anywhere; }
.status-dot { width: 8px; height: 8px; border-radius: 50%; background: var(--ok); flex: none; }
.health-warn .status-dot { background: var(--warn); }
.health-bad .status-dot { background: var(--bad); }
.restarts { color: var(--warn); }

/* ---- search ---- */
.search { position: relative; flex: 1 1 100%; max-width: 560px; }
.search input {
  width: 100%;
  padding: 12px 48px 12px 16px;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: var(--panel);
  color: var(--text);
  font: 16px/1.2 var(--sans); /* 16px stops iOS zooming on focus */
}
.search input::placeholder { color: var(--faint); }
.search input:focus { outline: 2px solid var(--accent); outline-offset: 1px; border-color: var(--accent); }
.search-key {
  position: absolute;
  right: 12px;
  top: 50%;
  transform: translateY(-50%);
  padding: 2px 8px;
  border: 1px solid var(--line);
  border-radius: 6px;
  color: var(--muted);
  font: 12px/1.4 var(--mono);
  pointer-events: none;
}
.search input:focus + .search-key,
.search input:not(:placeholder-shown) + .search-key { display: none; }
.match-count { margin-right: 10px; color: var(--accent); }
.no-results { margin: 8px 0 20px; color: var(--muted); font-size: 17px; }
.node-empty { margin: 14px 0 0; color: var(--faint); font: 13px/1.4 var(--mono); }

.footer { margin-top: 40px; color: var(--faint); font-size: 13px; text-align: center; }

@media (max-width: 520px) {
  body { padding-block: 20px 32px; }
  .brand-mark { width: 44px; height: 44px; }
  .stats { width: 100%; }
  .stat { flex: 1; min-width: 0; padding: 10px 12px; }
  .stat dd { font-size: 26px; }
  .node { padding: 14px; }
}