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

body {
  color: #222;
  line-height: 1.6;
}

/* HERO */
.hero {
  height: 90vh;
  background: linear-gradient(rgba(0,0,0,.5), rgba(0,0,0,.5)),
    url("https://images.unsplash.com/photo-1600585153490-76fb20a32601") center/cover;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  color: #fff;
}

.hero-content h1 {
  font-size: 48px;
}

.hero-content p {
  margin: 15px 0 30px;
  font-size: 18px;
}

.btn {
  padding: 14px 28px;
  border-radius: 6px;
  text-decoration: none;
  font-weight: bold;
  margin: 0 10px;
}

.primary {
  background: #2563eb;
  color: #fff;
}

.secondary {
  border: 2px solid #fff;
  color: #fff;
}

/* SECTIONS */
.section {
  padding: 80px 20px;
}

.section.light {
  background: #f7f9fc;
}

.container {
  max-width: 1100px;
  margin: auto;
  display: flex;
  gap: 40px;
  align-items: center;
}

.container.reverse {
  flex-direction: row-reverse;
}

.text h2 {
  color: #1e40af;
  margin-bottom: 15px;
}

.image img {
  width: 100%;
  border-radius: 10px;
}

/* FEATURES */
.features {
  padding: 80px 20px;
  text-align: center;
}

.feature-grid {
  max-width: 1100px;
  margin: 40px auto 0;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 25px;
}

.card {
  background: #fff;
  padding: 30px;
  border-radius: 10px;
  box-shadow: 0 10px 30px rgba(0,0,0,.08);
}

/* CTA */
.cta {
  background: #1e40af;
  color: #fff;
  text-align: center;
  padding: 80px 20px;
}

.cta .btn {
  margin-top: 20px;
  display: inline-block;
}

/* ANIMATION */
.fade {
  opacity: 0;
  transform: translateY(40px);
  transition: all .8s ease;
}

.fade.show {
  opacity: 1;
  transform: translateY(0);
}

/* MOBILE */
@media (max-width: 768px) {
  .container {
    flex-direction: column;
  }

  .hero-content h1 {
    font-size: 32px;
  }
}