* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: "Segoe UI", Tahoma, Geneva, Verdana, sans-serif;
  background:
    radial-gradient(circle at top right, rgba(0,170,255,.12), transparent 35%),
    radial-gradient(circle at bottom left, rgba(120,0,255,.12), transparent 40%),
    #05070d;
  color: #f5f7ff;
  overflow-x: hidden;
}

a {
  color: inherit;
  text-decoration: none;
}

.navbar {
  position: fixed;
  top: 0;
  width: 100%;
  padding: 22px 8%;
  display: flex;
  justify-content: space-between;
  align-items: center;
  background: rgba(5, 5, 5, 0.75);
  backdrop-filter: blur(18px);
  border-bottom: 1px solid rgba(255, 215, 100, 0.12);
  z-index: 1000;
}

.logo {
  font-weight: 900;
  letter-spacing: 3px;
  color: #6ee7ff;
text-shadow: 0 0 18px rgba(110,231,255,.35);
}

.navbar nav {
  display: flex;
  gap: 28px;
}

.navbar nav a {
  font-size: 14px;
  color: #d8d8d8;
  transition: 0.3s;
}

.navbar nav a:hover {
  color: #6ee7ff;
}

.hero {
  min-height: 100vh;
  padding: 150px 8% 80px;
  display: flex;
  align-items: center;
  position: relative;
  overflow: hidden;
  background:
    radial-gradient(circle at 80% 20%, rgba(59,130,246,.25), transparent 28%),
    radial-gradient(circle at 15% 80%, rgba(139,92,246,.18), transparent 30%),
    linear-gradient(135deg, #030712 0%, #0b1120 55%, #020617 100%);
}

.hero-content {
  position: relative;
  z-index: 2;
  max-width: 780px;
}

.tagline {
  color: #f5c542;
  font-weight: 700;
  letter-spacing: 2px;
  text-transform: uppercase;
  margin-bottom: 22px;
}

h1 {
  font-size: clamp(48px, 8vw, 104px);
  line-height: 0.95;
  letter-spacing: -3px;
  margin-bottom: 28px;
}

.description {
  max-width: 620px;
  font-size: 18px;
  line-height: 1.7;
  color: #c9c9c9;
  margin-bottom: 34px;
}

.buttons {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
}

.btn {
  display: inline-block;
  padding: 15px 24px;
  border-radius: 999px;
  font-weight: 800;
  transition: 0.3s;
}

.btn.primary {
  background: linear-gradient(135deg, #6ee7ff, #8b5cf6);
  color: #05070d;
  box-shadow: 0 0 30px rgba(110, 231, 255, 0.25);
}
.btn.secondary {
  border: 1px solid rgba(110, 231, 255, 0.45);
  color: #6ee7ff;
}

.btn:hover {
  transform: translateY(-3px);
}

.section {
  padding: 110px 8%;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
}

.section h2 {
  font-size: clamp(34px, 5vw, 64px);
  margin-bottom: 22px;
}

.section p {
  max-width: 760px;
  color: #c9c9c9;
  font-size: 18px;
  line-height: 1.8;
}

.card-grid {
  margin-top: 36px;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 18px;
}

.card {
  padding: 32px;
  min-height: 150px;
  display: flex;
  align-items: end;
  background: linear-gradient(145deg, rgba(255,255,255,0.08), rgba(255,255,255,0.02));
  border: 1px solid rgba(245, 197, 66, 0.16);
  border-radius: 24px;
  color: #ffffff;
  font-weight: 800;
}

.email {
  margin-top: 18px;
  color: #f5c542 !important;
  font-weight: 800;
}

footer {
  padding: 34px 8%;
  color: #888;
  border-top: 1px solid rgba(255,255,255,0.08);
}

@media (max-width: 900px) {
  .navbar nav {
    display: none;
  }

  .card-grid {
    grid-template-columns: 1fr;
  }

  .hero {
    padding-top: 130px;
  }
}