* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  font-family: Arial, Helvetica, sans-serif;
}

body {
  background: #f5f9ff;
  color: #020817;
}

header {
  background: #020817;
  color: white;
  padding: 22px 8%;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.nav-btn, .pay-btn {
  background: #006aff;
  color: white;
  text-decoration: none;
  padding: 13px 22px;
  border-radius: 10px;
  font-weight: bold;
}

.hero {
  text-align: center;
  padding: 120px 8% 80px;
  background: linear-gradient(135deg, #020817, #063b82);
  color: white;
}

.badge {
  display: inline-block;
  background: rgba(255,255,255,0.12);
  border: 1px solid rgba(255,255,255,0.2);
  padding: 8px 14px;
  border-radius: 50px;
  margin-bottom: 20px;
}

.hero h1 {
  font-size: 56px;
  max-width: 850px;
  margin: 0 auto 20px;
}

.subtext {
  font-size: 19px;
  color: #dbeafe;
  max-width: 650px;
  margin: 0 auto 30px;
  line-height: 1.6;
}

.pay-btn {
  display: inline-block;
  font-size: 18px;
}

.small {
  margin-top: 14px;
  color: #bfdbfe;
  font-size: 14px;
}

.features {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 25px;
  padding: 70px 8%;
}

.features div {
  background: white;
  padding: 30px;
  border-radius: 16px;
  border: 1px solid #dbeafe;
  box-shadow: 0 10px 25px rgba(0,0,0,0.06);
}

.features h3 {
  color: #006aff;
  margin-bottom: 10px;
}

.features p {
  color: #475569;
  line-height: 1.5;
}

@media (max-width: 800px) {
  .hero h1 {
    font-size: 38px;
  }

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