:root {
  --bg: #0f1115;
  --fg: #e8e8ec;
  --muted: #9aa0ab;
  --accent: #7c8cff;
  --max-width: 64rem;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  background: var(--bg);
  color: var(--fg);
  line-height: 1.6;
  display: flex;
  flex-direction: column;
  min-height: 100vh;
}

.site-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1rem 1.5rem;
  max-width: var(--max-width);
  width: 100%;
  margin: 0 auto;
}

.logo {
  font-weight: 700;
  letter-spacing: 0.02em;
}

nav a {
  color: var(--muted);
  text-decoration: none;
  margin-left: 1.25rem;
}

nav a:hover { color: var(--fg); }

main {
  flex: 1;
  max-width: var(--max-width);
  width: 100%;
  margin: 0 auto;
  padding: 0 1.5rem;
}

.hero {
  padding: 6rem 0;
  text-align: center;
}

.hero h1 {
  font-size: 3rem;
  margin: 0 0 0.5rem;
}

.hero p { color: var(--muted); }

.site-footer {
  text-align: center;
  color: var(--muted);
  font-size: 0.875rem;
  padding: 2rem 0;
}