* {
  background: rgba(0, 0, 0, 0.55);
}

.hero-content {
  position: relative;
  color: white;
  text-align: center;
  z-index: 1;
}

.hero-content h2 {
  font-size: 64px;
  margin-bottom: 20px;
}

.hero-content p {
  font-size: 20px;
  max-width: 700px;
  margin: auto;
}

.btn {
  display: inline-block;
  margin-top: 30px;
  padding: 14px 28px;
  background: #7b4b2a;
  color: white;
  text-decoration: none;
  border-radius: 8px;
}

.section {
  padding: 100px 0;
}

.section h3 {
  font-size: 42px;
  margin-bottom: 20px;
}

.dark {
  background: #1f1f1f;
  color: white;
}

.cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 24px;
}

.card {
  background: #2a2a2a;
  padding: 30px;
  border-radius: 14px;
}

.card h4 {
  margin-bottom: 10px;
  font-size: 24px;
}

.center {
  text-align: center;
}

footer {
  background: black;
  color: white;
  text-align: center;
  padding: 24px 0;
}

@media (max-width: 768px) {
  .hero-content h2 {
    font-size: 42px;
  }

  .hero-content p {
    font-size: 18px;
  }

  nav {
    display: none;
  }
}