:root {
  --bg: #0f172a;
  --fg: #f8fafc;
  --muted: #94a3b8;
  --primary: #3b82f6;
  --border: rgba(255, 255, 255, 0.1);
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: system-ui, -apple-system, Segoe UI, Roboto, sans-serif;
  background: linear-gradient(180deg, #020617 0%, #0f172a 50%, #020617 100%);
  color: var(--fg);
  min-height: 100vh;
}

.header {
  border-bottom: 1px solid var(--border);
}

.header-inner {
  max-width: 72rem;
  margin: 0 auto;
  padding: 1rem 1.25rem;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.brand {
  font-size: 1.125rem;
}

.tagline {
  margin: 0.25rem 0 0;
  font-size: 0.75rem;
  color: var(--muted);
}

.nav {
  display: flex;
  gap: 0.5rem;
}

.hero {
  max-width: 42rem;
  margin: 0 auto;
  padding: 4rem 1.25rem;
}

.hero h1 {
  font-size: clamp(1.75rem, 5vw, 2.75rem);
  line-height: 1.15;
  margin: 0 0 1rem;
}

.lead {
  color: var(--muted);
  font-size: 1.125rem;
  line-height: 1.6;
}

.actions {
  margin-top: 2rem;
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.5rem 1rem;
  border-radius: 0.5rem;
  font-size: 0.875rem;
  font-weight: 500;
  text-decoration: none;
  cursor: pointer;
  border: 1px solid transparent;
}

.btn-lg {
  padding: 0.75rem 1.25rem;
  font-size: 1rem;
}

.btn-primary {
  background: var(--primary);
  color: #fff;
}

.btn-primary:hover {
  filter: brightness(1.1);
}

.btn-ghost {
  background: transparent;
  color: var(--fg);
  border-color: var(--border);
}

.btn-outline {
  background: transparent;
  color: var(--fg);
  border-color: var(--border);
}

.footer {
  text-align: center;
  padding: 2rem 1rem;
  font-size: 0.75rem;
  color: var(--muted);
}