/* General styles */
body {
  font-family: Arial, sans-serif;
  margin: 0; padding: 0;
  background-color: #f9f9f9;
  color: #333;
}
header, footer {
  background-color: #004080;
  color: white;
  padding: 20px 40px;
}
header a, footer a {
  color: white;
  text-decoration: none;
  margin-right: 15px;
  font-weight: bold;
}
nav {
  margin-top: 10px;
}
nav a:hover {
  text-decoration: underline;
}
.container {
  max-width: 1100px;
  margin: 0 auto;
  padding: 20px;
}
h1, h2, h3 {
  color: #004080;
}
.btn {
  background-color: #004080;
  color: white;
  padding: 10px 18px;
  border: none;
  cursor: pointer;
  border-radius: 4px;
  font-weight: bold;
  text-decoration: none;
}
.btn:hover {
  background-color: #002f5b;
}
.banner {
  background: url('https://images.unsplash.com/photo-1506744038136-46273834b3fb?ixlib=rb-4.0.3&auto=format&fit=crop&w=1470&q=80') no-repeat center center/cover;
  color: white;
  padding: 120px 40px;
  text-align: center;
}
.banner h1 {
  font-size: 3em;
  margin-bottom: 10px;
}
.banner p {
  font-size: 1.2em;
  margin-bottom: 20px;
}
.cards {
  display: flex;
  flex-wrap: wrap;
  gap: 20px;
  justify-content: space-between;
}
.card {
  background: white;
  box-shadow: 0 2px 5px rgb(0 0 0 / 0.1);
  padding: 20px;
  flex: 1 1 calc(33% - 20px);
  border-radius: 8px;
  min-width: 260px;
}
.card img {
  max-width: 100px;
  margin-bottom: 10px;
}
footer {
  text-align: center;
  font-size: 0.9em;
  margin-top: 40px;
}
.logo {
  height: 50px;
  vertical-align: middle;
}
.brand-logos {
  display: flex;
  gap: 30px;
  justify-content: center;
  margin: 40px 0;
}
.brand-logos img {
  height: 80px;
  cursor: pointer;
  transition: transform 0.3s ease;
}
.brand-logos img:hover {
  transform: scale(1.1);
}
.projects-gallery {
  display: flex;
  gap: 15px;
  flex-wrap: wrap;
  justify-content: center;
}
.project-img {
  width: 280px;
  height: 180px;
  object-fit: cover;
  border-radius: 6px;
  box-shadow: 0 2px 8px rgb(0 0 0 / 0.15);
}
.contact-info p {
  font-size: 1.1em;
  margin: 8px 0;
}

/* Contact form styles */
.contact-form {
  max-width: 500px;
  margin: 20px auto;
}
.contact-form input, .contact-form textarea {
  width: 100%;
  padding: 12px;
  margin: 8px 0 16px;
  border: 1px solid #ccc;
  border-radius: 6px;
  resize: vertical;
}
.contact-form button {
  width: 100%;
}

/* Responsive */
@media (max-width: 768px) {
  .cards {
    flex-direction: column;
  }
  .card {
    flex: 1 1 100%;
  }
  .brand-logos {
    flex-direction: column;
    gap: 20px;
  }
  .projects-gallery {
    flex-direction: column;
    gap: 20px;
  }
}