:root {
  --bg: #0f1724;
  --card: #0b1220;
  --muted: #bccfd6;
  --accent: #6ee7b7;
  --glass: rgba(255,255,255,0.04);
  --max-width: 980px;
  font-family: 'Inter', system-ui, -apple-system, 'Segoe UI', Roboto, 'Helvetica Neue', Arial;
}

.body, body {
  margin: 0;
  background: linear-gradient(180deg, var(--bg), #071024);
  color: #e6eef6;
  min-height: 100vh;
}

.container {
  max-width: 980px;
  margin: 0 auto;
  padding: 1.25rem;
}

.hero {
  background-image: var(--hero-bg);
  background-size: cover;
  background-position: center;
  height: 100vh;
  display: flex;
  align-items: center;
}

.hero-overlay {
  background: linear-gradient(180deg, rgba(2,6,23,0.45), rgba(2,6,23,0.55));
  width: 100%;
  height: 100%;
  display: flex;
  align-items: center;
}

.hero-title {
  text-align: center;
  width: 100%;
  font-size: 3rem;
  margin: 0 0 .25rem;
}

.cards-wrap {
  width: 100%;
  display: flex;
  justify-content: center;
}

.cards {
  display: grid;
  grid-template-columns: repeat(3, minmax(140px, 1fr));
  gap: .75rem;
  width: 100%;
  max-width: 980px;
}

.card {
  padding: .9rem;
  border-radius: 10px;
  text-align: center;
}

.card h3 {
  margin: .25rem 0;
  color: var(--muted);
  font-weight: 600;
  font-size: .9rem;
}

.hero-sub {
  color: var(--muted);
  margin-top: .25rem;
  font-size: 1rem;
  text-align: center;
  width: 100%;
  font-size: 1rem;
}

.card {
  background: linear-gradient(180deg, rgba(6,10,18,0.75), rgba(6,10,18,0.70));
  padding: 1.25rem;
  border-radius: 10px;
  box-shadow: 0 10px 30px rgba(2,6,23,0.8);
  border: 1px solid rgba(255,255,255,0.12);
  backdrop-filter: blur(8px) saturate(120%);
  -webkit-backdrop-filter: blur(8px) saturate(120%);
}

.version {
  font-size: 1.75rem;
  font-weight: 800;
  margin: .5rem 0;
  color: var(--accent);
}

@media (max-width:900px) {
  .cards {
    grid-template-columns: repeat(1, minmax(140px, 1fr));
    max-width: 760px;
  }
  .version {
    font-size: 1.15rem;
  }
}

@media (max-width:520px) {
  .hero {
    height: 100vh;
  }
  .hero-title {
    font-size: 2rem;
  }
  .cards {
    grid-template-columns: repeat(1, minmax(120px, 1fr));
    max-width: 360px;
    gap: .5rem;
  }
  .version {
    font-size: 1rem;
  }
  .hero-content {
    padding: .75rem;
  }
}

html,body {
  height: 100%;
}