:root {
  --primary-color: #2b3a55;
  --secondary-color: #3f527a;
  --accent-color: #e76f51;
  --text-color: #333;
  --light-color: #f8f9fa;
  --dark-color: #212529;
}

body {
  font-family: "Segoe UI", Arial, sans-serif;
  line-height: 1.6;
  color: var(--text-color);
  font-size: 100%;
  background-image: url("media/w1.jpg");
  background-attachment: fixed;
  background-size: cover;
  background-position: center;
}

h1, h2, h3, h4, h5, h6 {
  font-family: "Georgia", "Times New Roman", serif;
  margin-bottom: 1rem;
  color: var(--primary-color);
}

a:link {
  color: var(--accent-color);
}

a.external-link:link {
  color: var(--accent-color, #ff6600);
  text-decoration: underline;
}

a.external-link:visited {
  color: lightblue;
  text-decoration: underline;
}

.skip-link {
  position: absolute;
  top: -40px;
  left: 0;
  background: #000;
  color: white;
  padding: 8px 16px;
  z-index: 100;
  text-decoration: none;
}

.skip-link:focus {
  top: 0;
}

header {
  background-color: var(--primary-color);
  color: white;
  box-shadow: 0 2px 4px rgba(0,0,0,0.1);
}

.navbar {
  background-color: var(--primary-color);
  padding: 1rem 0;
}

.navbar-dark .navbar-brand {
  color: white;
  font-weight: bold;
  font-size: 1.5rem;
}

.navbar-dark .navbar-nav .nav-link {
  color: rgba(255,255,255,0.9);
  font-size: 1.1rem;
  padding: 0.5rem 1rem;
  transition: color 0.3s;
}

.navbar-dark .navbar-nav .nav-link:hover {
  color: var(--accent-color);
}

.navbar-dark .navbar-nav .nav-link.active {
  color: var(--accent-color);
  font-weight: bold;
}

main {
  background-color: rgba(255, 255, 255, 0.95);
  padding: 2rem;
  border-radius: 5px;
  box-shadow: 0 0 15px rgba(0,0,0,0.1);
}

strong {
  color: var(--accent-color);
  font-weight: bold;
}

em {
  font-style: italic;
  color: var(--secondary-color);
}

ul {
  padding-left: 1.5rem;
  margin-bottom: 1.5rem;
}

li {
  margin-bottom: 0.5rem;
}

figure {
  margin-bottom: 1.5rem;
}

figcaption {
  font-size: 0.9rem;
  font-style: italic;
  color: #666;
  text-align: center;
  margin-top: 0.5rem;
}

.img-thumbnail {
  border-color: var(--secondary-color);
}

.video-container {
  position: relative;
  padding-bottom: 56.25%;
  height: 0;
  overflow: hidden;
  max-width: 100%;
}

.video-container iframe,
.video-container video {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
}

table {
  width: 100%;
  margin-bottom: 1.5rem;
  border-collapse: collapse;
}

th {
  background-color: var(--secondary-color);
  color: white;
  padding: 0.75rem;
  text-align: left;
}

td {
  padding: 0.75rem;
  border: 1px solid #dee2e6;
}

caption {
  caption-side: top;
  font-weight: bold;
  padding: 0.75rem;
  color: var(--secondary-color);
}

form {
  background-color: #f8f9fa;
  padding: 1.5rem;
  border-radius: 5px;
  border: 1px solid #dee2e6;
}

label {
  font-weight: bold;
  margin-bottom: 0.5rem;
  display: block;
}

input[type="text"],
input[type="email"],
input[type="tel"],
textarea {
  width: 100%;
  padding: 0.5rem;
  border: 1px solid #ced4da;
  border-radius: 0.25rem;
  font-family: inherit;
}

.form-check-label {
  font-weight: normal;
}

footer {
  background-color: var(--dark-color);
  color: white;
}

footer h4 {
  color: var(--accent-color);
}

footer p {
  margin-bottom: 0.5rem;
}

@media screen and (max-width: 768px) {
  main {
      padding: 1.5rem;
  }
  
  h1 {
      font-size: 2rem;
  }
  
  h2 {
      font-size: 1.5rem;
  }
  
  .navbar-brand {
      font-size: 1.3rem;
  }
}

@media screen and (max-width: 576px) {
  main {
      padding: 1rem;
  }
  
  h1 {
      font-size: 1.75rem;
  }
  
  h2 {
      font-size: 1.35rem;
  }
  
  .container {
      padding-left: 0.5rem;
      padding-right: 0.5rem;
  }
  
  .row {
      display: flex;
      flex-direction: column;
  }
  
  .img-fluid {
      max-width: 100%;
      height: auto;
  }
}