/* Design tokens — change colours/fonts here */
:root {
  --color-bg: #ffffff;
  --color-text: #1a1a2e;
  --color-muted: #5c5c70;
  --color-accent: #2563eb;
  --color-border: #e5e7eb;
  --font-sans: system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  --max-width: 1100px;
}
@media (prefers-color-scheme: dark) {
  :root {
    --color-bg: #0f1117;
    --color-text: #e8e8f0;
    --color-muted: #a0a0b4;
    --color-accent: #60a5fa;
    --color-border: #2a2d3a;
  }
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: var(--font-sans);
  line-height: 1.6;
  color: var(--color-text);
  background: var(--color-bg);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}
main { flex: 1; }
a { color: var(--color-accent); }
img { max-width: 100%; display: block; }

.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 16px;
}
.section { padding: 64px 0; }