body {
  margin: 0;
  font-family: 'Inter', sans-serif;
  line-height: 1.6;
  color: #333;
}
.container {
  width: 90%;
  max-width: 1200px;
  margin: auto;
}
.header {
  background: #0d1b2a;
  padding: 15px 0;
  color: #fff;
}
.nav-container {
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.nav-links {
  list-style: none;
  display: flex;
  gap: 20px;
}
.nav-links li a {
  color: #fff;
  text-decoration: none;
  font-weight: 600;
}
.hamburger {
  display: none;
  font-size: 24px;
  cursor: pointer;
  color: #fff;
}
.hero {
  background: linear-gradient(to right, #0d1b2a, #1b263b);
  color: #fff;
  padding: 80px 0;
  text-align: center;
}
.btn {
  display: inline-block;
  background: #0077b6;
  color: #fff;
  padding: 12px 25px;
  margin-top: 20px;
  text-decoration: none;
  border-radius: 5px;
  font-weight: 600;
}
.about-section {
  display: flex;
  flex-wrap: wrap;
  gap: 30px;
  padding: 50px 0;
}
.about-block {
  flex: 1;
  min-width: 280px;
}
.values {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-around;
  text-align: center;
  padding: 40px 0;
}
.value-item {
  flex: 1;
  min-width: 200px;
  margin: 10px;
  padding: 20px;
  background: #f8f9fa;
  border-radius: 8px;
  font-weight: bold;
}
.services {
  padding: 50px 0;
}
.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 20px;
}
.service-card {
  background: #f8f9fa;
  padding: 20px;
  border-radius: 8px;
  box-shadow: 0 2px 5px rgba(0,0,0,0.1);
}
.contact-section {
  padding: 50px 0;
  background: #e9ecef;
}
.contact-form input,
.contact-form textarea {
  width: 100%;
  padding: 12px;
  margin: 10px 0;
  border: 1px solid #ccc;
  border-radius: 5px;
}
.footer {
  background: #0d1b2a;
  color: #fff;
  text-align: center;
  padding: 20px 0;
  font-size: 14px;
}
#form-messages {
  margin-bottom: 15px;
  font-weight: 600;
}
#form-messages .success {
  color: #28a745;
  background: #e6f9ed;
  padding: 10px;
  border-radius: 5px;
}
#form-messages .error {
  color: #dc3545;
  background: #fdeaea;
  padding: 10px;
  border-radius: 5px;
}
/* Responsive */
@media (max-width: 768px) {
  .nav-links {
    display: none;
    flex-direction: column;
    gap: 10px;
    background: #0d1b2a;
    padding: 15px;
    position: absolute;
    top: 60px;
    right: 20px;
  }
  .nav-links.active {
    display: flex;
  }
  .hamburger {
    display: block;
  }
  .about-section {
    flex-direction: column;
  }
}