/* Reset and base styles */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  font-family: 'Segoe UI', sans-serif;
}

body {
  background: url('images/bg-img-1.jpg') no-repeat center center fixed;
  background-size: cover;
  color: #fff;
  min-height: 100vh;
  overflow-x: hidden;
}

.navbar {
  position: fixed;
  width: 100%;
  background: rgba(0, 0, 0, 0.85);
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1rem 2rem;
  z-index: 1000;
}

.logo {
  font-size: 1.5rem;
  font-weight: bold;
}

.nav-links {
  list-style: none;
  display: flex;
  gap: 1.5rem;
}

.nav-links a {
  color: #fff;
  text-decoration: none;
  transition: color 0.3s;
}

.nav-links a:hover {
  color: #00ff99;
}

.main-section {
  padding-top: 100px;
  text-align: center;
}

.buttons {
  margin: 2rem 0;
}

button {
  background-color: #00ff99;
  color: #000;
  border: none;
  padding: 1rem 2rem;
  margin: 0 10px;
  font-size: 1rem;
  cursor: pointer;
  border-radius: 6px;
  transition: background 0.3s ease;
}

button:hover {
  background-color: #00cc7a;
}

.cards {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 2rem;
  padding: 2rem;
}

.card {
  background: rgba(0, 0, 0, 0.7);
  padding: 1.5rem;
  border-radius: 10px;
  width: 300px;
  text-align: center;
  box-shadow: 0 0 10px #00ff99;
}

.contact-section {
  background-color: rgba(0, 0, 0, 0.9);
  padding: 2rem;
  text-align: center;
}

.contact-section h2 {
  margin-bottom: 1rem;
}

form {
  display: flex;
  flex-direction: column;
  max-width: 400px;
  margin: 0 auto;
}

form input,
form textarea {
  margin: 0.5rem 0;
  padding: 0.8rem;
  border: none;
  border-radius: 5px;
}

form button {
  margin-top: 1rem;
  background-color: #00ff99;
  color: #000;
  font-weight: bold;
}

footer {
  background-color: #111;
  padding: 1rem;
  text-align: center;
  font-size: 0.9rem;
  color: #aaa;
}

/* Responsive Design */
@media (max-width: 768px) {
  .cards {
    flex-direction: column;
    align-items: center;
  }

  .nav-links {
    flex-direction: column;
    background: rgba(0, 0, 0, 0.95);
    position: absolute;
    top: 60px;
    right: 20px;
    display: none;
  }

  .navbar:hover .nav-links {
    display: flex;
  }
}