:root {
  --text: #6b6375;
  --text-h: #08060d;
  --bg: #fff;
  --border: #e5e4e7;
  --code-bg: #f4f3ec;
  --accent: #aa3bff;
  --accent-bg: rgba(170, 59, 255, 0.1);
  --accent-border: rgba(170, 59, 255, 0.5);
  --shadow:
    rgba(0, 0, 0, 0.1) 0 10px 15px -3px, rgba(0, 0, 0, 0.05) 0 4px 6px -2px;

  color-scheme: light dark;
}

@media (prefers-color-scheme: dark) {
  :root {
    --text: #9ca3af;
    --text-h: #f3f4f6;
    --bg: #16171d;
    --border: #2e303a;
    --code-bg: #1f2028;
    --accent: #c084fc;
    --accent-bg: rgba(192, 132, 252, 0.15);
    --accent-border: rgba(192, 132, 252, 0.5);
    --shadow:
      rgba(0, 0, 0, 0.4) 0 10px 15px -3px, rgba(0, 0, 0, 0.25) 0 4px 6px -2px;
  }
}

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

body {
  margin: 0;
  padding: 1.5rem;
  font-family: system-ui, 'Segoe UI', Roboto, sans-serif;
  font-size: 16px;
  line-height: 1.5;
  color: var(--text);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
}

h3 {
  margin: 0 0 1rem;
  font-size: 1.125rem;
  font-weight: 600;
  color: var(--text-h);
}

.demo-section {
  margin-bottom: 2rem;
  padding-bottom: 2rem;
  border-bottom: 1px solid var(--border);
}

.demo-section:last-child {
  border-bottom: none;
  margin-bottom: 0;
  padding-bottom: 0;
}

.demo-log {
  margin-top: 1rem;
  padding: 0.75rem;
  background: var(--code-bg);
  border-radius: 6px;
  font-family: ui-monospace, Consolas, monospace;
  font-size: 0.8125rem;
  line-height: 1.6;
  max-height: 8rem;
  overflow-y: auto;
  color: var(--text-h);
}

.demo-log:empty {
  display: none;
}