:root {
  --ink: #0f172a;
  --glow: #0ea5e9;
  --accent: #f97316;
  --bg: linear-gradient(135deg, #0b1021 0%, #0f172a 40%, #0b1021 100%);
}

body {
  font-family: "DM Sans", "Helvetica Neue", Arial, sans-serif;
  background: var(--bg);
  color: #e2e8f0;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

nav {
  background: rgba(15, 23, 42, 0.8);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
}

.brand-logo {
  font-weight: 700;
  letter-spacing: 0.8px;
}

.hero {
  padding: 120px 0 80px;
}

.badge-pill {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 14px;
  border-radius: 999px;
  background: rgba(14, 165, 233, 0.14);
  color: #7dd3fc;
  border: 1px solid rgba(125, 211, 252, 0.4);
  text-transform: uppercase;
  letter-spacing: 1px;
  font-size: 12px;
}

.hero h1 {
  margin-top: 16px;
  font-size: clamp(36px, 6vw, 56px);
  line-height: 1.1;
  color: #f8fafc;
}

.hero p.lead {
  font-size: 18px;
  color: #cbd5e1;
  max-width: 720px;
}

.cta-row a.btn-large {
  border-radius: 12px;
  text-transform: none;
  box-shadow: 0 10px 30px rgba(14, 165, 233, 0.35);
}

.card {
  background: rgba(15, 23, 42, 0.72);
  border: 1px solid rgba(255, 255, 255, 0.06);
  box-shadow: 0 10px 40px rgba(0, 0, 0, 0.35);
}

.card .card-title {
  font-weight: 600;
  color: #f8fafc;
}

.chip {
  background: rgba(249, 115, 22, 0.14);
  color: #fdba74;
  border: 1px solid rgba(249, 115, 22, 0.5);
}

.section-title {
  display: flex;
  align-items: center;
  gap: 12px;
  color: #cbd5e1;
  letter-spacing: 0.5px;
  text-transform: uppercase;
  font-weight: 600;
}

.section-title::before {
  content: "";
  width: 46px;
  height: 3px;
  background: linear-gradient(90deg, var(--glow), var(--accent));
  border-radius: 99px;
}

.footer {
  padding: 32px 0;
  color: #94a3b8;
  border-top: 1px solid rgba(255, 255, 255, 0.06);
  background: rgba(15, 23, 42, 0.7);
}

.orb {
  position: absolute;
  width: 280px;
  height: 280px;
  border-radius: 50%;
  filter: blur(80px);
  opacity: 0.4;
  z-index: 0;
}

.orb.blue {
  background: #0ea5e9;
  top: -60px;
  right: -40px;
}

.orb.orange {
  background: #f97316;
  bottom: -60px;
  left: -40px;
}

.stacked {
  position: relative;
  overflow: hidden;
  border-radius: 24px;
  background: rgba(15, 23, 42, 0.72);
  border: 1px solid rgba(255, 255, 255, 0.06);
  box-shadow: 0 12px 50px rgba(0, 0, 0, 0.4);
  padding: 40px;
  margin-bottom: 36px;
}

.stacked .orb {
  filter: blur(120px);
}

@media (max-width: 600px) {
  nav .brand-logo {
    font-size: 18px;
  }

  .hero {
    padding: 90px 0 60px;
  }

  .stacked {
    padding: 28px;
  }
}