:root {
  --bg: #0f1419;
  --surface: #1a2332;
  --text: #e8edf4;
  --muted: #94a3b8;
  --accent: #3b82f6;
  --accent-hover: #2563eb;
  --border: #2d3a4d;
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

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

a {
  color: var(--accent);
  text-decoration: none;
}

a:hover {
  text-decoration: underline;
}

.header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1rem 1.5rem;
  border-bottom: 1px solid var(--border);
  position: sticky;
  top: 0;
  background: rgba(15, 20, 25, 0.92);
  backdrop-filter: blur(8px);
  z-index: 10;
}

.logo {
  font-weight: 700;
  font-size: 1.15rem;
  letter-spacing: 0.02em;
}

.nav {
  display: flex;
  gap: 1.25rem;
}

.nav a {
  color: var(--muted);
  font-size: 0.95rem;
}

.nav a:hover {
  color: var(--text);
  text-decoration: none;
}

.hero {
  max-width: 720px;
  margin: 0 auto;
  padding: 5rem 1.5rem 4rem;
  text-align: center;
}

.badge {
  display: inline-block;
  margin: 0 0 1rem;
  padding: 0.35rem 0.85rem;
  border-radius: 999px;
  background: var(--surface);
  border: 1px solid var(--border);
  color: var(--muted);
  font-size: 0.85rem;
}

.hero h1 {
  margin: 0 0 1rem;
  font-size: clamp(1.85rem, 5vw, 2.75rem);
  line-height: 1.25;
}

.hero h1 span {
  color: var(--accent);
}

.subtitle {
  margin: 0 auto 2rem;
  max-width: 540px;
  color: var(--muted);
  font-size: 1.05rem;
}

.cta-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  justify-content: center;
}

.btn {
  display: inline-block;
  padding: 0.75rem 1.35rem;
  border-radius: 10px;
  font-weight: 600;
  font-size: 0.95rem;
  text-decoration: none;
  transition: background 0.15s, border-color 0.15s;
}

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

.btn-primary:hover {
  background: var(--accent-hover);
  text-decoration: none;
}

.btn-outline {
  border: 1px solid var(--border);
  color: var(--text);
}

.btn-outline:hover {
  border-color: var(--muted);
  text-decoration: none;
}

.section {
  max-width: 960px;
  margin: 0 auto;
  padding: 3rem 1.5rem;
}

.section-muted {
  background: var(--surface);
  max-width: none;
}

.section-muted > * {
  max-width: 960px;
  margin-left: auto;
  margin-right: auto;
}

.section h2 {
  margin: 0 0 1.5rem;
  font-size: 1.5rem;
  text-align: center;
}

.section-lead {
  text-align: center;
  color: var(--muted);
  margin: 0;
}

.cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 1rem;
}

.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 1.25rem;
}

.card h3 {
  margin: 0 0 0.5rem;
  font-size: 1.05rem;
}

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

.store-badges {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  justify-content: center;
  margin-top: 1.5rem;
}

.store-badge {
  padding: 0.65rem 1.1rem;
  border-radius: 8px;
  border: 1px dashed var(--border);
  color: var(--muted);
  font-size: 0.9rem;
}

.footer {
  border-top: 1px solid var(--border);
  padding: 2rem 1.5rem;
  text-align: center;
  color: var(--muted);
  font-size: 0.9rem;
}

.footer p {
  margin: 0.25rem 0;
}

.footer-domain {
  font-size: 0.8rem;
  opacity: 0.75;
}

@media (max-width: 600px) {
  .nav {
    gap: 0.75rem;
    font-size: 0.85rem;
  }

  .hero {
    padding-top: 3.5rem;
  }
}