:root {
  --bg: #0f172a;
  --bg-alt: #111827;
  --text: #e5e7eb;
  --muted: #94a3b8;
  --accent: #22c55e;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: system-ui, -apple-system, Segoe UI, Roboto, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
}

.hero {
  padding: 24px 32px 80px;
  background: linear-gradient(180deg, #0b1220, var(--bg));
}

.nav {
  display: flex;
  align-items: center;
  gap: 24px;
  max-width: 1100px;
  margin: 0 auto 60px;
}

.logo {
  font-weight: 700;
  font-size: 1.3rem;
  color: var(--accent);
  margin-right: auto;
}

.nav-link {
  color: var(--muted);
  text-decoration: none;
  font-size: 0.95rem;
}

.nav-link:hover { color: var(--text); }

.hero-content {
  max-width: 700px;
  margin: 0 auto;
  text-align: center;
}

.hero-content h1 {
  font-size: 2.4rem;
  margin-bottom: 16px;
}

.hero-content p {
  color: var(--muted);
  font-size: 1.1rem;
  margin-bottom: 32px;
}

.cta {
  display: inline-block;
  background: var(--accent);
  color: #06210f;
  font-weight: 600;
  padding: 12px 28px;
  border-radius: 8px;
  text-decoration: none;
}

.section {
  max-width: 1100px;
  margin: 0 auto;
  padding: 60px 32px;
}

.section.alt {
  background: var(--bg-alt);
  max-width: none;
}

.section.alt > * {
  max-width: 1100px;
  margin-left: auto;
  margin-right: auto;
}

h2 {
  font-size: 1.8rem;
  margin-bottom: 24px;
}

.grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 20px;
}

.card {
  background: #1e293b;
  border-radius: 10px;
  padding: 20px;
}

.card h3 {
  margin: 0 0 8px;
  color: var(--accent);
  font-size: 1.05rem;
}

.card p {
  margin: 0;
  color: var(--muted);
  font-size: 0.95rem;
}

.downloads {
  list-style: none;
  padding: 0;
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
}

.badge {
  background: #1e293b;
  border-radius: 6px;
  padding: 4px 10px;
  font-weight: 600;
  margin-right: 8px;
}

.footer {
  text-align: center;
  padding: 24px;
  color: var(--muted);
  font-size: 0.85rem;
}