*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }

:root {
  --bg: #0f1117;
  --card: #1a1d27;
  --border: #2a2d3a;
  --text: #e0e0e0;
  --text-dim: #888;
  --accent: #4fc3f7;
  --green: #66bb6a;
  --yellow: #ffa726;
  --red: #ef5350;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  background: var(--bg);
  color: var(--text);
  min-height: 100vh;
  padding: 1rem;
}

header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.5rem 0 1.5rem;
}

header h1 {
  font-size: 1.4rem;
  font-weight: 600;
}

.badge {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 0.3rem 0.8rem;
  font-size: 0.85rem;
  color: var(--text-dim);
}

.grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 1rem;
}

.card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 1.2rem;
  text-align: center;
}

.card h2 {
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--text-dim);
  margin-bottom: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

canvas {
  max-width: 180px;
  max-height: 180px;
  margin: 0 auto;
}

.metric-value {
  font-size: 2rem;
  font-weight: 700;
  margin-top: 0.5rem;
}

.metric-sub {
  font-size: 0.85rem;
  color: var(--text-dim);
  margin-top: 0.2rem;
}

.cores {
  display: flex;
  gap: 0.5rem;
  justify-content: center;
  flex-wrap: wrap;
  margin-top: 0.6rem;
}

.cores .core {
  background: var(--bg);
  border-radius: 6px;
  padding: 0.25rem 0.6rem;
  font-size: 0.75rem;
  color: var(--text-dim);
}

.net-stats, .load-stats {
  display: flex;
  justify-content: space-around;
  padding: 1rem 0;
}

.net-stats div, .load-stats div {
  text-align: center;
}

.label {
  display: block;
  font-size: 0.8rem;
  color: var(--text-dim);
  margin-bottom: 0.4rem;
}

.value {
  font-size: 1.4rem;
  font-weight: 600;
}

footer {
  text-align: center;
  color: var(--text-dim);
  font-size: 0.75rem;
  margin-top: 2rem;
  padding-bottom: 1rem;
}

@media (max-width: 640px) {
  .grid {
    grid-template-columns: 1fr;
  }
}