body {
  margin: 0;
  font-family: 'Segoe UI', Arial, sans-serif;
  background: url('images/background.jpg') no-repeat center center fixed;
  background-size: cover;
  color: #222;
}

.navbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: rgba(0,0,0,0.7);
  padding: 0 30px;
  position: sticky;
  top: 0;
  z-index: 100;
}

.logo {
  font-size: 2em;
  color: #fff;
  font-weight: bold;
}

.nav-links {
  list-style: none;
  display: flex;
  margin: 0;
  padding: 0;
}

.nav-links li {
  position: relative;
}

.nav-links a {
  display: block;
  padding: 18px 20px;
  color: #fff;
  text-decoration: none;
  transition: background 0.3s;
}

.nav-links a:hover, .dropdown:hover > a {
  background: #007bff;
}

.dropdown-menu {
  display: none;
  position: absolute;
  background: #222;
  min-width: 160px;
  top: 100%;
  left: 0;
  z-index: 10;
}

.dropdown:hover .dropdown-menu,
.dropdown:focus-within .dropdown-menu {
  display: block;
}

.dropdown-menu li a {
  padding: 12px 20px;
  color: #fff;
}

.menu-toggle {
  display: none;
  font-size: 2em;
  color: #fff;
  cursor: pointer;
}

.hero {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 60px 10%;
  background: rgba(255,255,255,0.8);
  margin-top: 30px;
  flex-wrap: wrap;
}

.hero-content {
  max-width: 500px;
}

.hero-img {
  max-width: 350px;
  width: 100%;
  border-radius: 12px;
  box-shadow: 0 4px 24px rgba(0,0,0,0.1);
}

.btn {
  display: inline-block;
  margin-top: 20px;
  padding: 12px 28px;
  background: #007bff;
  color: #fff;
  border-radius: 6px;
  text-decoration: none;
  transition: background 0.3s;
}

.btn:hover {
  background: #0056b3;
}

section {
  background: rgba(255,255,255,0.9);
  margin: 40px 10%;
  padding: 30px;
  border-radius: 10px;
  box-shadow: 0 2px 12px rgba(0,0,0,0.05);
}

.about-img {
  max-width: 250px;
  width: 100%;
  border-radius: 8px;
  margin-top: 20px;
}

footer {
  text-align: center;
  padding: 20px;
  background: rgba(0,0,0,0.7);
  color: #fff;
  margin-top: 40px;
}

/* Responsive Styles */
@media (max-width: 900px) {
  .hero {
    flex-direction: column;
    text-align: center;
    padding: 40px 5%;
  }
  .hero-img {
    margin-top: 30px;
  }
  section {
    margin: 30px 3%;
  }
}

@media (max-width: 700px) {
  .nav-links {
    display: none;
    flex-direction: column;
    background: #222;
    position: absolute;
    top: 60px;
    right: 0;
    width: 200px;
  }
  .nav-links li {
    border-bottom: 1px solid #444;
  }
  .menu-toggle {
    display: block;
  }
  .nav-links.active {
    display: flex;
  }
}