body {
  font-family: 'Segoe UI', Arial, sans-serif;
  margin: 0;
  padding: 0;
  background: #F3F4F6 url('bg-construction.png') center top no-repeat;
  background-size: cover;
  color: #1E3A8A;
}

nav {
  background: #1E3A8A;
  box-shadow: 0 2px 6px rgba(55, 65, 81, 0.13);
}

.nav-container {
  display: flex;
  align-items: center;
  max-width: 1400px;
  margin: 0 auto;
}

.logo-container {
  padding: 0 20px;
  display: flex;
  align-items: center;
}

.logo {
  height: 50px;
  width: auto;
}

nav ul {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex: 1;
}

nav ul li {
  flex: 1;
  text-align: center;
}

nav ul li a {
  display: block;
  padding: 18px 0;
  color: #FFFFFF;
  text-decoration: none;
  font-size: 1.13em;
  font-weight: bold;
  letter-spacing: .05em;
  transition: background .3s;
}

nav ul li a:hover,
nav ul li a.active {
  background-color: #F97316;
  color: #FFFFFF;
}

main {
  max-width: 1100px;
  min-height: 80vh;
  margin: 48px auto;
  background: rgba(255, 255, 255, 0.95);
  border-radius: 16px;
  box-shadow: 0 6px 24px rgba(55, 65, 81, 0.2);
  padding: 28px 36px;
}

section {
  display: none;
}

section.active {
  display: block;
}

h1 {
  font-size: 2em;
  color: #1E3A8A;
  margin-bottom: 20px;
}

h2 {
  font-size: 1.35em;
  color: #374151;
  font-weight: bold;
  text-align: center;
  margin-top: 32px;
  margin-bottom: 12px;
}

p {
  line-height: 1.6;
  color: #374151;
  margin-bottom: 14px;
}

ul {
  line-height: 1.8;
  color: #374151;
}

/* Social Media Section */
.social-media {
  margin-top: 30px;
  display: flex;
  flex-direction: column;
  gap: 25px;
}

.social-item {
  display: flex;
  align-items: center;
  gap: 20px;
  padding: 15px;
  background: #F3F4F6;
  border-radius: 8px;
  border-left: 4px solid #F97316;
}

.social-icon {
  width: 50px;
  height: 50px;
  object-fit: contain;
}

.social-info {
  flex: 1;
  color: #374151;
}

.social-info strong {
  color: #1E3A8A;
  font-size: 1.1em;
}

.social-info a {
  color: #F97316;
  text-decoration: none;
  font-weight: 500;
}

.social-info a:hover {
  text-decoration: underline;
}

.qr-code {
  width: 150px;
  height: 200px;
  border: 2px solid #E5E7EB;
  border-radius: 4px;
  background: white;
}

/* Contact Info */
.contact-info {
  background: #F3F4F6;
  padding: 25px;
  border-radius: 8px;
  border-left: 4px solid #1E3A8A;
}

.contact-info p {
  margin: 10px 0;
  color: #374151;
}

.contact-info strong {
  color: #1E3A8A;
}

/* Gallery */
.gallery-group {
  margin-bottom: 44px;
}

.gallery-subgroup {
  display: flex;
  justify-content: space-between;
  gap: 52px;
  margin-bottom: 14px;
}

.subgroup {
  flex: 1 1 0;
}

.subgroup-title {
  color: #4B5563;
  font-weight: bold;
  font-size: 1.08em;
  margin-bottom: 7px;
  text-align: center;
}

.gallery-images {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 19px;
}

.gallery-images img {
  width: 190px;
  height: 130px;
  object-fit: cover;
  border: 2px solid #E5E7EB;
  border-radius: 7px;
  background: #F3F4F6;
}

.image-desc {
  text-align: center;
  color: #6B7280;
  font-size: .97em;
  margin: 5px 0 14px 0;
}

@media (max-width: 900px) {
  main { 
    padding: 12px 8px; 
    margin: 20px 10px;
  }
  .gallery-subgroup { 
    flex-direction: column; 
    gap: 22px; 
  }
  .nav-container {
    flex-direction: column;
  }
  nav ul { 
    width: 100%;
  }
  .logo { 
    height: 40px; 
  }
  .logo-container {
    padding: 10px;
  }
  .social-item {
    flex-direction: column;
    text-align: center;
  }
  .qr-code {
    width: 100px;
    height: 100px;
  }
}``