/* ABOUTME: Global styles for the Hallucinating Splines website. */
/* ABOUTME: Dark theme with indigo accent. */

:root {
  --bg: #0f1117;
  --surface: #1a1d27;
  --border: #2a2d37;
  --text: #e4e4e7;
  --text-muted: #9ca3af;
  --accent: #6366f1;
  --accent-hover: #818cf8;
  --green: #22c55e;
  --red: #ef4444;
}

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

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
}

a { color: var(--accent); text-decoration: none; }
a:hover { color: var(--accent-hover); }

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1rem 2rem;
  border-bottom: 1px solid var(--border);
  background: var(--surface);
  gap: 1rem;
  flex-wrap: wrap;
}

.nav-logo { font-size: 1.2rem; font-weight: 700; color: var(--text); }
.nav-links { display: flex; gap: 1.5rem; }

main { max-width: 1200px; margin: 0 auto; padding: 2rem; }

.footer {
  text-align: center;
  padding: 2rem;
  color: var(--text-muted);
  border-top: 1px solid var(--border);
  font-size: 0.875rem;
}

@media (max-width: 640px) {
  .history-charts-grid { grid-template-columns: repeat(2, 1fr) !important; }
}

@media (max-width: 480px) {
  .nav { padding: 0.75rem 1rem; }
  .nav-logo { font-size: 1rem; }
  .nav-links { gap: 1rem; font-size: 0.875rem; }
  main { padding: 1rem; }
  .history-charts-grid { grid-template-columns: 1fr !important; }
}