:root {
  --bg: #0f1115;
  --fg: #e6e6e6;
  --muted: #a0a4ab;
  --accent: #c9c9c9;
  --max-width: 720px;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  background-color: var(--bg);
  color: var(--fg);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI",
               Roboto, Oxygen, Ubuntu, Cantarell, "Helvetica Neue",
               Arial, sans-serif;
  line-height: 1.6;
}

.container {
  max-width: var(--max-width);
  padding: 4rem 1.5rem;
  margin: 0 auto;
}

.hero {
  margin-bottom: 4rem;
}

h1 {
  font-size: 2.4rem;
  margin-bottom: 0.5rem;
  font-weight: 600;
}

.tagline {
  color: var(--muted);
  font-size: 1.1rem;
}

section {
  margin-bottom: 3rem;
}

h2 {
  font-size: 1.4rem;
  margin-bottom: 1rem;
  font-weight: 500;
  color: var(--accent);
}

p {
  margin-bottom: 1rem;
}

footer {
  margin-top: 4rem;
  padding-top: 2rem;
  border-top: 1px solid #222;
  color: var(--muted);
  font-size: 0.95rem;
}