:root {
  --bg: #0b0f14;
  --panel: #121820;
  --border: #223042;
  --text: #d7e0e8;
  --dim: #5c6b7a;
  --ok: #3ddc84;
  --warn: #f5c542;
  --crit: #ff5c5c;
  --down: #6b7280;
  --mem-color: #c96bff;
  --cpu-color: #4fd1ff;
  --accent: #4fd1ff;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  min-height: 100vh;
  background: radial-gradient(circle at top left, #131b26, var(--bg) 60%);
  color: var(--text);
  font-family: "JetBrains Mono", "Fira Code", ui-monospace, "SFMono-Regular", Menlo, Consolas, monospace;
  padding: 24px;
}

header {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  margin-bottom: 20px;
}

header h1 {
  font-size: 20px;
  letter-spacing: 1px;
  margin: 0;
  font-weight: 600;
}
header h1 span { color: var(--accent); font-weight: 400; }

#clock { color: var(--dim); font-size: 13px; }

#grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(230px, 1fr));
  gap: 14px;
}

.loading { color: var(--dim); font-size: 13px; }

.summary {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
  gap: 14px;
  margin-bottom: 20px;
}

.stat {
  background: linear-gradient(160deg, var(--panel), #0d1218);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 10px 14px;
}
.stat-label {
  font-size: 11px;
  color: var(--dim);
  letter-spacing: 0.5px;
  text-transform: uppercase;
  margin-bottom: 4px;
}
.stat-value {
  font-size: 20px;
  font-weight: 600;
  color: var(--accent);
}
.stat-value .stat-sub {
  font-size: 12px;
  font-weight: 400;
  color: var(--dim);
  margin-left: 4px;
}

.card {
  background: linear-gradient(160deg, var(--panel), #0d1218);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 12px 14px;
  transition: box-shadow 0.4s ease, border-color 0.4s ease, opacity 0.4s ease;
}
.card.ok   { border-color: rgba(61, 220, 132, 0.4);  box-shadow: 0 0 18px -6px rgba(61, 220, 132, 0.35); }
.card.warn { border-color: rgba(245, 197, 66, 0.45); box-shadow: 0 0 18px -6px rgba(245, 197, 66, 0.35); }
.card.down { border-color: rgba(107, 114, 128, 0.3); opacity: 0.55; }

.card-header {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 10px;
}
.name {
  font-weight: 600;
  flex: 1;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.state { font-size: 11px; color: var(--dim); letter-spacing: 0.5px; }

.dot {
  width: 8px; height: 8px; border-radius: 50%; flex: none;
  box-shadow: 0 0 6px currentColor;
}
.dot.ok   { background: var(--ok);   color: var(--ok);   animation: pulse 2.2s infinite; }
.dot.warn { background: var(--warn); color: var(--warn); }
.dot.down { background: var(--down); color: var(--down); }

@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.35; }
}

.metric { margin-bottom: 8px; }
.metric-label {
  display: flex;
  justify-content: space-between;
  font-size: 12px;
  color: var(--dim);
  margin-bottom: 2px;
}
.metric-label .val { font-weight: 600; }
.val.ok   { color: var(--ok); }
.val.warn { color: var(--warn); }
.val.crit { color: var(--crit); }

.metric-sub {
  font-size: 11px;
  color: var(--dim);
  margin-bottom: 3px;
}

.spark {
  display: block;
  width: 100%;
  height: 30px;
}

.players {
  font-size: 12px;
  margin-top: 6px;
  word-break: break-word;
  line-height: 1.4;
}
.players.ok  { color: var(--text); }
.players.dim { color: var(--dim); }

.offline { color: var(--down); font-size: 13px; padding: 8px 0 2px; }

svg { display: block; }

footer#footer {
  margin-top: 20px;
  font-size: 12px;
  color: var(--dim);
}
footer#footer.error { color: var(--crit); }