:root {
  color-scheme: light;

  --bg: #f4f2ee;
  --ink: #1b1b1d;
  --muted: #5c5c66;
  --accent: #1d4ed8;
  --accent-2: #0f766e;
  --card: #fff;
  --border: #e4e1dc;
  --code-bg: #10121a;
  --code-ink: #e6e8f5;
}

body {
  margin: 0;
  font-family: "Source Sans 3", "SF Pro Text", system-ui, sans-serif;
  background: var(--bg);
  color: var(--ink);
}

main {
  max-width: 1020px;
  margin: 40px auto 80px;
  padding: 0 20px;
}

header {
  background: linear-gradient(135deg, #1d4ed8 0%, #0f766e 100%);
  color: #fff;
  padding: 32px 24px;
  border-radius: 18px;
}

h1 {
  margin: 0 0 10px;
  font-weight: 600;
}

h2 {
  margin: 0 0 10px;
  font-weight: 600;
}

p {
  line-height: 1.6;
}

section {
  margin-top: 24px;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 20px 22px;
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.06);
}

code,
pre {
  font-family: "JetBrains Mono", "SF Mono", ui-monospace, monospace;
}

pre {
  background: var(--code-bg);
  color: var(--code-ink);
  padding: 16px;
  border-radius: 12px;
  overflow-x: auto;
}

.pill {
  display: inline-block;
  background: #e6efff;
  color: var(--accent);
  border-radius: 999px;
  padding: 4px 10px;
  font-size: 12px;
  font-weight: 600;
  margin-bottom: 8px;
}

.note {
  color: var(--muted);
  font-size: 14px;
}

.grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 12px;
}

.tile {
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 12px 14px;
  background: #fbfaf8;
}