:root {
  --color-bg: #ffffff;
  --color-text: #1a1a1a;
  --color-muted: #6b7280;
  --color-accent: #2563eb;
  --color-border: #e5e7eb;
  --navbar-height: 64px;
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  color: var(--color-text);
  background: var(--color-bg);
  line-height: 1.5;
}

.navbar {
  position: sticky;
  top: 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: var(--navbar-height);
  padding: 0 2rem;
  border-bottom: 1px solid var(--color-border);
  background: var(--color-bg);
  z-index: 10;
}

.navbar__brand {
  font-weight: 700;
  font-size: 1.25rem;
  letter-spacing: 0.05em;
}

.navbar__links {
  display: flex;
  gap: 2rem;
}

.navbar__links a {
  color: var(--color-text);
  text-decoration: none;
  font-size: 0.95rem;
}

.navbar__links a:hover {
  color: var(--color-accent);
}

.hero {
  min-height: calc(100vh - var(--navbar-height));
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 2rem;
}

.hero h1 {
  font-size: clamp(2.5rem, 8vw, 5rem);
  letter-spacing: 0.05em;
  margin-bottom: 1rem;
}

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

.footer {
  text-align: center;
  padding: 1.5rem;
  color: var(--color-muted);
  font-size: 0.85rem;
  border-top: 1px solid var(--color-border);
}