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

body {
  background: #07070a;
  color: #ffffff;
  font-family: Arial, sans-serif;
  line-height: 1.6;
}

.hero {
  min-height: 90vh;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 40px 20px;
  background:
    radial-gradient(circle at top, rgba(120, 0, 255, 0.5), transparent 40%),
    linear-gradient(135deg, #050505, #161622, #090909);
}

.hero-content {
  max-width: 850px;
}

h1 {
  font-size: 56px;
  margin-bottom: 20px;
  background: linear-gradient(90deg, #00e5ff, #9b5cff, #ff3d81);
  -webkit-background-clip: text;
  color: transparent;
}

.subtitle {
  font-size: 22px;
  color: #d6d6d6;
  margin-bottom: 30px;
}

.btn {
  display: inline-block;
  background: linear-gradient(90deg, #00e5ff, #9b5cff);
  color: #ffffff;
  padding: 15px 28px;
  border-radius: 50px;
  text-decoration: none;
  font-weight: bold;
  box-shadow: 0 0 25px rgba(0, 229, 255, 0.4);
  transition: 0.3s;
}

.btn:hover {
  transform: scale(1.05);
  box-shadow: 0 0 35px rgba(155, 92, 255, 0.7);
}

.section {
  padding: 70px 20px;
  max-width: 1000px;
  margin: auto;
  text-align: center;
}

.section h2 {
  font-size: 36px;
  margin-bottom: 20px;
  color: #00e5ff;
}

.section p {
  font-size: 19px;
  color: #d0d0d0;
}

.features {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
  padding: 70px 30px;
  max-width: 1200px;
  margin: auto;
}

.card {
  background: #12121c;
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: 22px;
  padding: 30px;
  text-align: center;
  box-shadow: 0 0 30px rgba(0,0,0,0.3);
}

.card h3 {
  color: #ff3d81;
  margin-bottom: 15px;
}

.card p {
  color: #cfcfcf;
}

.dark {
  background: #101018;
  border-radius: 25px;
}

.steps {
  text-align: left;
  max-width: 500px;
  margin: auto;
}

.steps p {
  margin-bottom: 12px;
}

footer {
  padding: 30px;
  text-align: center;
  background: #050505;
  color: #888;
}

@media (max-width: 900px) {
  .features {
    grid-template-columns: repeat(2, 1fr);
  }

  h1 {
    font-size: 42px;
  }
}

@media (max-width: 600px) {
  .features {
    grid-template-columns: 1fr;
  }

  h1 {
    font-size: 34px;
  }

  .subtitle {
    font-size: 18px;
  }
}