:root {
  --bg: #0c0e12;
  --bg-card: #151922;
  --bg-card-hover: #1b212c;
  --border: #232a36;
  --text: #e6e9ef;
  --muted: #8a93a3;
  --up: #2eb67d;
  --down: #e01e5a;
  --warn: #ecb22e;
  --unknown: #5a6373;
  --accent: #4c8dff;
  --shadow: 0 1px 3px rgba(0, 0, 0, 0.4), 0 8px 24px rgba(0, 0, 0, 0.25);
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font: 14px/1.5 -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  min-height: 100vh;
}

.muted { color: var(--muted); }
.small { font-size: 12px; }

.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 18px 28px;
  border-bottom: 1px solid var(--border);
  position: sticky;
  top: 0;
  background: rgba(12, 14, 18, 0.85);
  backdrop-filter: blur(8px);
  z-index: 5;
}
.brand { display: flex; align-items: center; gap: 12px; }
.brand h1 { font-size: 17px; font-weight: 650; margin: 0; letter-spacing: 0.2px; }
.logo {
  width: 14px; height: 14px; border-radius: 50%;
  background: radial-gradient(circle at 30% 30%, #6fe3b0, var(--up));
  box-shadow: 0 0 0 4px rgba(46, 182, 125, 0.12);
}
.summary { display: flex; align-items: center; gap: 14px; }
.badge {
  font-weight: 650; font-size: 13px; padding: 5px 12px; border-radius: 999px;
  background: rgba(46, 182, 125, 0.12); color: var(--up); border: 1px solid rgba(46, 182, 125, 0.25);
}
.badge.degraded { background: rgba(224, 30, 90, 0.12); color: var(--down); border-color: rgba(224, 30, 90, 0.3); }
.pulse { width: 8px; height: 8px; border-radius: 50%; background: var(--accent); animation: pulse 2s infinite; }
@keyframes pulse { 0%,100% { opacity: 0.35; } 50% { opacity: 1; } }

.grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: 16px;
  padding: 24px 28px;
  max-width: 1400px;
}
.loading { color: var(--muted); padding: 40px; }

.card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 18px;
  cursor: pointer;
  transition: background 0.15s, transform 0.1s, border-color 0.15s;
  box-shadow: var(--shadow);
}
.card:hover { background: var(--bg-card-hover); transform: translateY(-1px); border-color: #2c3543; }
.card.is-degraded { border-color: rgba(224, 30, 90, 0.4); }
.card.is-unreachable { border-color: rgba(138, 147, 163, 0.4); opacity: 0.85; }

.card-head { display: flex; align-items: center; justify-content: space-between; margin-bottom: 14px; }
.card-title { display: flex; align-items: center; gap: 10px; }
.card-title h2 { font-size: 15px; margin: 0; font-weight: 620; }
.card-title .host { font-size: 11px; color: var(--muted); }
.dot { width: 10px; height: 10px; border-radius: 50%; flex: none; }
.dot.healthy { background: var(--up); box-shadow: 0 0 8px rgba(46,182,125,0.6); }
.dot.degraded { background: var(--down); box-shadow: 0 0 8px rgba(224,30,90,0.6); }
.dot.unreachable { background: var(--unknown); }

.pills { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; }
.pill {
  display: flex; align-items: center; gap: 8px;
  padding: 8px 10px; border-radius: 9px; background: rgba(255,255,255,0.03);
  border: 1px solid var(--border); font-size: 12.5px;
}
.pill .pdot { width: 8px; height: 8px; border-radius: 50%; flex: none; }
.pdot.up { background: var(--up); }
.pdot.down { background: var(--down); }
.pdot.warn { background: var(--warn); }
.pdot.unknown { background: var(--unknown); }
.pill .plabel { color: var(--muted); }

.chips-head { display: flex; align-items: baseline; justify-content: space-between; margin-top: 14px; font-size: 11.5px; color: var(--muted); }
.chips-head b { color: var(--text); font-weight: 650; font-size: 12.5px; }
.agent-chips { display: flex; flex-wrap: wrap; gap: 6px; margin-top: 7px; }
.achip {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 3px 9px 3px 7px; border-radius: 999px; font-size: 11.5px;
  border: 1px solid var(--border); background: rgba(255,255,255,0.02); color: var(--text);
}
.achip .adot { width: 7px; height: 7px; border-radius: 50%; flex: none; }
.achip.ok { border-color: rgba(46,182,125,0.35); }
.achip.bad { border-color: rgba(224,30,90,0.45); color: #ff8aae; }
.adot { width: 8px; height: 8px; border-radius: 50%; display: inline-block; }
.adot.ok { background: var(--up); }
.adot.bad { background: var(--down); }
.achip.ok .adot { background: var(--up); }
.achip.bad .adot { background: var(--down); }

.card-foot { display: flex; align-items: center; justify-content: space-between; margin-top: 14px; gap: 8px; }
.metrics { display: flex; gap: 12px; font-size: 11.5px; color: var(--muted); flex-wrap: wrap; }
.metrics b { color: var(--text); font-weight: 600; }

/* usage meters (disk / memory) */
.usage { display: grid; grid-template-columns: 1fr; gap: 11px; margin-top: 14px; }
.meter { display: flex; flex-direction: column; gap: 5px; min-width: 0; }
.meter-top { display: flex; align-items: baseline; justify-content: space-between; font-size: 11.5px; color: var(--muted); }
.meter-top b { font-size: 14px; font-weight: 680; letter-spacing: 0.2px; }
.bar { height: 6px; border-radius: 999px; background: rgba(255,255,255,0.06); overflow: hidden; }
.bar i { display: block; height: 100%; border-radius: 999px; transition: width 0.5s ease; }
.bar i.up { background: linear-gradient(90deg, #2eb67d, #4fd39b); }
.bar i.warn { background: linear-gradient(90deg, #ecb22e, #f6c552); }
.bar i.down { background: linear-gradient(90deg, #e01e5a, #ff5680); }
.lvl-up { color: var(--up); }
.lvl-warn { color: var(--warn); }
.lvl-down { color: var(--down); }
.meter-sub { font-size: 10.5px; color: var(--muted); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.meter-sub b { color: var(--text); font-weight: 600; }
.panel .usage { grid-template-columns: 1fr; gap: 12px; margin-top: 8px; }
.panel .meter-sub { white-space: normal; }

/* detail panel */
.panel {
  position: fixed; top: 0; right: 0; height: 100vh; width: min(460px, 92vw);
  background: var(--bg-card); border-left: 1px solid var(--border);
  z-index: 20; padding: 24px; overflow-y: auto; box-shadow: -12px 0 32px rgba(0,0,0,0.4);
  transition: transform 0.2s ease;
}
.panel.hidden { transform: translateX(105%); }
.panel-close { position: absolute; top: 16px; right: 18px; background: none; border: none; color: var(--muted); font-size: 18px; cursor: pointer; }
.scrim { position: fixed; inset: 0; background: rgba(0,0,0,0.45); z-index: 15; }
.scrim.hidden { display: none; }
.panel h2 { margin: 0 0 4px; font-size: 18px; }
.panel .kv { display: flex; justify-content: space-between; padding: 7px 0; border-bottom: 1px solid var(--border); font-size: 13px; }
.panel .kv span:first-child { color: var(--muted); }
.section-title { margin: 22px 0 8px; font-size: 12px; text-transform: uppercase; letter-spacing: 0.6px; color: var(--muted); }
.incident { display: flex; gap: 10px; padding: 7px 0; font-size: 12.5px; border-bottom: 1px solid var(--border); }
.incident .ikind { font-weight: 650; flex: none; width: 78px; }
.incident.down .ikind { color: var(--down); }
.incident.recovered .ikind { color: var(--up); }
.spark { display: flex; gap: 2px; align-items: flex-end; height: 26px; margin-top: 6px; }
.spark i { flex: 1; border-radius: 1px; min-width: 2px; }
.spark i.healthy { background: var(--up); }
.spark i.degraded { background: var(--down); }
.spark i.unreachable { background: var(--unknown); }
.errs { color: var(--down); font-size: 12px; white-space: pre-wrap; }

.foot { padding: 18px 28px 28px; }
.hidden { display: none; }