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

:root {
  --blue: #38bdf8;
  --green: #00ff88;
  --dark: #020617;
  --card: rgba(15, 23, 42, 0.88);
  --text: #e5e7eb;
}

body {
  font-family: "Segoe UI", system-ui, sans-serif;
  color: var(--text);
  background: transparent;
  overflow-x: hidden;
}

#matrix-bg {
  position: fixed;
  inset: 0;
  width: 100vw;
  height: 100vh;
  z-index: -10;
  background: #020617;
}

.navbar {
  width: 90%;
  margin: 0 auto 50px;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.nav-logo {
  width: 70px;
}

.nav-links a {
  color: white;
  text-decoration: none;
  margin-left: 20px;
  opacity: 0.8;
}

.nav-links a:hover {
  color: var(--green);
}

.hero {
  text-align: center;
  padding: 40px 20px 100px;
}

.main-logo {
  width: 240px;
  display: block;
  margin: 0 auto 20px;
  animation: logoFloat 6s ease-in-out infinite, logoGlow 4s ease-in-out infinite;
}

.hero h1 {
  font-size: clamp(2.8rem, 6vw, 5rem);
  background: linear-gradient(135deg, var(--blue), var(--green));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.hero-subtitle {
  margin-top: 15px;
  color: #cbd5e1;
  font-size: 1.2rem;
}

.hero-buttons {
  margin-top: 35px;
}

.cta-btn {
  display: inline-block;
  margin: 10px;
  padding: 14px 32px;
  border-radius: 999px;
  background: linear-gradient(135deg, var(--blue), var(--green));
  color: #020617;
  text-decoration: none;
  font-weight: bold;
  transition: 0.3s ease;
}

.cta-btn:hover {
  transform: translateY(-5px) scale(1.04);
  box-shadow: 0 0 30px rgba(0,255,180,0.6);
}

.secondary-btn {
  background: transparent;
  color: white;
  border: 1px solid var(--green);
}

main {
  max-width: 1200px;
  margin: auto;
}

section {
  padding: 80px 20px;
  text-align: center;
}

section h2 {
  font-size: 2.3rem;
  margin-bottom: 45px;
  background: linear-gradient(135deg, var(--green), var(--blue));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.section-subtitle {
  margin-bottom: 30px;
  color: #94a3b8;
}

.cards,
.subscription-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 30px;
}

.card,
.sub-card,
.pricing-box {
  background: var(--card);
  border: 1px solid rgba(0,255,180,0.18);
  border-radius: 24px;
  padding: 30px;
  backdrop-filter: blur(12px);
  box-shadow: 0 0 25px rgba(0,255,180,0.12);
  transition: 0.35s ease;
}

.card:hover,
.sub-card:hover,
.pricing-box:hover {
  transform: translateY(-8px);
  box-shadow: 0 0 40px rgba(0,255,180,0.35);
}

.card h3,
.sub-card h3 {
  color: var(--green);
  margin-bottom: 15px;
}

.highlight {
  margin: 80px 20px;
  border-radius: 34px;
  background: linear-gradient(135deg, rgba(0,255,136,0.12), rgba(56,189,248,0.12));
  animation: pulseGlow 4s infinite;
}

.price {
  font-size: 2rem;
  color: white;
  margin: 15px 0;
}

.featured {
  border-color: var(--green);
}

select,
input,
textarea {
  width: 100%;
  max-width: 500px;
  margin: 10px auto;
  display: block;
  padding: 14px;
  border-radius: 14px;
  border: 1px solid rgba(255,255,255,0.15);
  background: rgba(2,6,23,0.9);
  color: white;
}

textarea {
  min-height: 130px;
}

.price-display {
  margin: 25px auto;
  font-size: 1.5rem;
  color: var(--green);
  font-weight: bold;
}

.contact-form button {
  width: 100%;
  max-width: 500px;
  padding: 15px;
  border: none;
  border-radius: 999px;
  background: linear-gradient(135deg, var(--blue), var(--green));
  color: #020617;
  font-weight: bold;
  cursor: pointer;
}

.app-preview {
  background: rgba(2, 6, 23, 0.75);
  border-radius: 30px;
  margin: 80px 20px;
}

hr {
  width: 60%;
  margin: 40px auto;
  border: none;
  height: 1px;
  background: linear-gradient(to right, transparent, var(--green), transparent);
}

footer {
  text-align: center;
  padding: 40px 20px;
  color: #94a3b8;
}

@keyframes logoFloat {
  0% { transform: translateY(0); }
  50% { transform: translateY(-14px); }
  100% { transform: translateY(0); }
}

@keyframes logoGlow {
  0% {
    filter: drop-shadow(0 0 12px rgba(0,170,255,0.5));
  }

  50% {
    filter: drop-shadow(0 0 30px rgba(0,255,180,0.8));
  }

  100% {
    filter: drop-shadow(0 0 12px rgba(0,170,255,0.5));
  }
}

@keyframes pulseGlow {
  0% { box-shadow: 0 0 0 rgba(0,255,180,0.2); }
  50% { box-shadow: 0 0 45px rgba(0,255,180,0.45); }
  100% { box-shadow: 0 0 0 rgba(0,255,180,0.2); }
}

@media (max-width: 700px) {
  .navbar {
    flex-direction: column;
    gap: 20px;
  }

  .nav-links a {
    margin: 8px;
    display: inline-block;
  }

  .main-logo {
    width: 190px;
  }
}