:root {
  --bg: #0b0f1a;
  --card: rgba(255, 255, 255, 0.06);
  --text: rgba(255, 255, 255, 0.92);
  --muted: rgba(255, 255, 255, 0.65);
  --border: rgba(255, 255, 255, 0.12);
  --shadow: 0 10px 30px rgba(0, 0, 0, 0.35);
  --radius: 16px;
  --mono: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono",
    "Courier New", monospace;
  --sans: ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, "Helvetica Neue",
    Arial, "Noto Sans", "Liberation Sans", sans-serif;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: var(--sans);
  background: radial-gradient(
      1200px 700px at 10% 10%,
      rgba(124, 92, 255, 0.25),
      transparent 60%
    ),
    radial-gradient(
      1200px 700px at 90% 20%,
      rgba(34, 197, 94, 0.18),
      transparent 60%
    ),
    var(--bg);
  color: var(--text);
  line-height: 1.55;
}

code {
  font-family: var(--mono);
  font-size: 0.95em;
  padding: 0 0.35em;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.06);
}

.page {
  max-width: 1100px;
  margin: 0 auto;
  padding: 32px 16px 60px;
}

.header h1 {
  margin: 0 0 8px;
  letter-spacing: 0.2px;
}

.demo-muted {
  color: var(--muted);
}

.layout {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 16px;
  align-items: start;
}

@media (max-width: 900px) {
  .layout {
    grid-template-columns: 1fr;
  }
}

.card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 18px 18px;
  backdrop-filter: blur(10px);
}

.post h2 {
  margin: 4px 0 10px;
}