body {
  font-family: Arial, sans-serif;
  background: #f4f4f4;
  margin: 0;
  color: #333;
}

header {
  background-color: #003366;
  color: white;
  padding: 1em;
  text-align: center;
}

nav {
  background-color: #00509e;
  padding: 0.5em 0;
}

nav ul {
  display: flex;
  list-style: none;
  justify-content: center;
  gap: 2em;
  padding: 0;
  margin: 0;
}

nav a {
  color: white;
  text-decoration: none;
  font-weight: bold;
}

main {
  padding: 2em;
}

section {
  margin-bottom: 2em;
}

footer {
  background-color: #003366;
  color: white;
  text-align: center;
  padding: 1em;
}

.gallery {
  display: flex;
  flex-wrap: wrap;
  gap: 1em;
  justify-content: center;
}

.gallery img {
  max-width: 300px;
  height: auto;
  border-radius: 10px;
  box-shadow: 0 4px 8px rgba(0,0,0,0.15);
}

/* Technologies Section */
.technologies-section {
  padding: 70px 20px;
  background: #f9fafc;
}

.section-title {
  text-align: center;
  font-size: 32px;
  color: #0b1f44;
  margin-bottom: 10px;
}

.section-subtitle {
  text-align: center;
  color: #555;
  margin-bottom: 40px;
}

.tech-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 25px;
  max-width: 1200px;
  margin: auto;
}

.tech-card {
  background: #ffffff;
  padding: 25px;
  border-radius: 14px;
  box-shadow: 0 8px 20px rgba(0,0,0,0.08);
  transition: 0.3s ease;
}

.tech-card:hover {
  transform: translateY(-8px);
}

.tech-card h3 {
  color: #0b1f44;
  margin-bottom: 10px;
}