:root {
  --primary: #1a3a5c;
  --secondary: #87ceeb;
  --accent-green: #556b2f;
  --accent-gold: #b8860b;
  --neutral-light: #f5f1e8;
  --neutral-gray: #9e9e9e;
  --white: #ffffff;
  --text-dark: #2c3e50;
  --spacing-base: 8px;
  --radius: 4px;
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
  color: var(--text-dark);
  background-color: var(--white);
  line-height: 1.6;
}

header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  background: var(--white);
  border-bottom: 1px solid #e0e0e0;
  z-index: 1000;
  padding: calc(var(--spacing-base) * 2) 0;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
}

.header-container {
  max-width: 1400px;
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0 calc(var(--spacing-base) * 4);
}

.logo {
  font-size: 1.75rem;
  font-weight: 600;
  color: var(--primary);
  text-decoration: none;
  letter-spacing: 1px;
}

.logo:hover {
  color: var(--secondary);
  transition: color 0.3s ease;
}

nav ul {
  display: flex;
  list-style: none;
  gap: calc(var(--spacing-base) * 3);
}

nav a {
  text-decoration: none;
  color: var(--text-dark);
  font-size: 0.95rem;
  font-weight: 500;
  position: relative;
  padding: calc(var(--spacing-base) * 1.5) 0;
  transition: color 0.3s ease;
}

nav a:hover,
nav a.active {
  color: var(--primary);
}

nav a.active::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  height: 2px;
  background: var(--primary);
}

main {
  margin-top: 70px;
  padding: 0;
}

.hero-section {
  background: linear-gradient(135deg, var(--primary) 0%, #2a5a8c 100%);
  color: var(--white);
  padding: calc(var(--spacing-base) * 12) calc(var(--spacing-base) * 4);
  position: relative;
  overflow: hidden;
}

.hero-section::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-image: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 1200 600"><defs><pattern id="grid" width="40" height="40" patternUnits="userSpaceOnUse"><path d="M 40 0 L 0 0 0 40" fill="none" stroke="rgba(255,255,255,0.05)" stroke-width="1"/></pattern></defs><rect width="1200" height="600" fill="url(%23grid)"/></svg>');
  opacity: 0.3;
}

.hero-content {
  max-width: 1400px;
  margin: 0 auto;
  position: relative;
  z-index: 1;
  padding: 0 calc(var(--spacing-base) * 4);
}

h1 {
  font-size: 3.5rem;
  font-weight: 700;
  margin-bottom: calc(var(--spacing-base) * 3);
  line-height: 1.2;
  letter-spacing: -1px;
}

h2 {
  font-size: 2.2rem;
  font-weight: 600;
  margin: calc(var(--spacing-base) * 5) 0 calc(var(--spacing-base) * 3) 0;
  color: var(--primary);
  line-height: 1.3;
}

h3 {
  font-size: 1.5rem;
  font-weight: 600;
  margin: calc(var(--spacing-base) * 4) 0 calc(var(--spacing-base) * 2) 0;
  color: var(--text-dark);
}

p {
  margin-bottom: calc(var(--spacing-base) * 2);
  font-size: 1rem;
  line-height: 1.7;
}

.container {
  max-width: 1400px;
  margin: 0 auto;
  padding: 0 calc(var(--spacing-base) * 4);
}

.section {
  padding: calc(var(--spacing-base) * 8) 0;
  border-bottom: 1px solid #f0f0f0;
}

.section:last-of-type {
  border-bottom: none;
}

.section-with-image {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: calc(var(--spacing-base) * 6);
  align-items: center;
}

.section-with-image.reverse {
  grid-template-columns: 1fr 1fr;
}

.section-with-image.reverse .image-block {
  order: -1;
}

.image-block {
  position: relative;
}

.image-block img {
  width: 100%;
  height: auto;
  display: block;
  border-radius: var(--radius);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.15);
}

.text-block h2 {
  margin-top: 0;
}

.card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: calc(var(--spacing-base) * 4);
  margin: calc(var(--spacing-base) * 4) 0;
}

.card {
  background: var(--white);
  border: 1px solid #e8e8e8;
  border-radius: var(--radius);
  padding: calc(var(--spacing-base) * 3);
  transition: all 0.3s ease;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.06);
}

.card:hover {
  box-shadow: 0 8px 20px rgba(0, 0, 0, 0.12);
  transform: translateY(-2px);
  border-color: var(--secondary);
}

.card h3 {
  color: var(--primary);
  margin-top: 0;
}

.card p {
  margin-bottom: calc(var(--spacing-base) * 2);
  color: var(--neutral-gray);
  font-size: 0.95rem;
}

.card a {
  color: var(--primary);
  text-decoration: none;
  font-weight: 500;
  transition: color 0.3s ease;
  display: inline-flex;
  align-items: center;
  gap: calc(var(--spacing-base) * 1);
}

.card a:hover {
  color: var(--accent-gold);
}

.stat-strip {
  background: var(--primary);
  color: var(--white);
  padding: calc(var(--spacing-base) * 4);
  margin: calc(var(--spacing-base) * 6) 0;
  border-radius: var(--radius);
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: calc(var(--spacing-base) * 4);
  text-align: center;
}

.stat-item {
  padding: calc(var(--spacing-base) * 2) 0;
}

.stat-item strong {
  display: block;
  font-size: 1.5rem;
  margin-bottom: calc(var(--spacing-base) * 1);
  color: var(--accent-gold);
}

.stat-item p {
  margin: 0;
  font-size: 0.9rem;
  opacity: 0.95;
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: calc(var(--spacing-base) * 1.5);
  padding: calc(var(--spacing-base) * 2) calc(var(--spacing-base) * 4);
  background: var(--primary);
  color: var(--white);
  text-decoration: none;
  border: none;
  border-radius: var(--radius);
  cursor: pointer;
  font-size: 1rem;
  font-weight: 500;
  transition: all 0.3s ease;
}

.btn:hover {
  background: #2a5a8c;
  transform: translateY(-1px);
  box-shadow: 0 4px 12px rgba(26, 58, 92, 0.3);
}

.btn-secondary {
  background: var(--accent-green);
  color: var(--white);
}

.btn-secondary:hover {
  background: #6b8e23;
}

.btn-outline {
  background: transparent;
  border: 2px solid var(--primary);
  color: var(--primary);
}

.btn-outline:hover {
  background: var(--primary);
  color: var(--white);
}

ul, ol {
  margin: calc(var(--spacing-base) * 2) 0 calc(var(--spacing-base) * 3) calc(var(--spacing-base) * 3);
  line-height: 1.8;
}

li {
  margin-bottom: calc(var(--spacing-base) * 1.5);
}

footer {
  background: var(--primary);
  color: var(--white);
  padding: calc(var(--spacing-base) * 8) 0 calc(var(--spacing-base) * 4) 0;
  margin-top: calc(var(--spacing-base) * 8);
}

.footer-container {
  max-width: 1400px;
  margin: 0 auto;
  padding: 0 calc(var(--spacing-base) * 4);
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: calc(var(--spacing-base) * 4);
  margin-bottom: calc(var(--spacing-base) * 4);
}

.footer-section h3 {
  color: var(--accent-gold);
  font-size: 1.1rem;
  margin-bottom: calc(var(--spacing-base) * 2);
}

.footer-section p, .footer-section a {
  font-size: 0.95rem;
  margin-bottom: calc(var(--spacing-base) * 1.5);
  color: rgba(255, 255, 255, 0.9);
  line-height: 1.8;
}

.footer-section a {
  text-decoration: none;
  transition: color 0.3s ease;
}

.footer-section a:hover {
  color: var(--accent-gold);
}

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.2);
  padding-top: calc(var(--spacing-base) * 3);
  text-align: center;
  font-size: 0.9rem;
  opacity: 0.9;
}

.disclaimer {
  background: var(--neutral-light);
  border-left: 4px solid var(--accent-green);
  padding: calc(var(--spacing-base) * 3) calc(var(--spacing-base) * 4);
  margin: calc(var(--spacing-base) * 4) 0;
  border-radius: var(--radius);
}

.disclaimer strong {
  color: var(--primary);
}

.form-group {
  margin-bottom: calc(var(--spacing-base) * 3);
}

.form-group label {
  display: block;
  margin-bottom: calc(var(--spacing-base) * 1);
  font-weight: 500;
  color: var(--text-dark);
}

.form-group input,
.form-group textarea {
  width: 100%;
  padding: calc(var(--spacing-base) * 2);
  border: 1px solid #ddd;
  border-radius: var(--radius);
  font-family: inherit;
  font-size: 1rem;
  transition: border-color 0.3s ease;
}

.form-group input:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(26, 58, 92, 0.1);
}

.form-group textarea {
  resize: vertical;
  min-height: 120px;
}

.form-container {
  max-width: 600px;
  margin: calc(var(--spacing-base) * 4) auto;
}

.cookie-banner {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  background: var(--primary);
  color: var(--white);
  padding: calc(var(--spacing-base) * 3) calc(var(--spacing-base) * 4);
  z-index: 999;
  box-shadow: 0 -2px 10px rgba(0, 0, 0, 0.1);
  animation: slideUp 0.4s ease;
}

@keyframes slideUp {
  from {
    transform: translateY(100%);
  }
  to {
    transform: translateY(0);
  }
}

.cookie-banner.hidden {
  display: none;
}

.cookie-content {
  max-width: 1400px;
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: calc(var(--spacing-base) * 4);
}

.cookie-text {
  flex: 1;
  font-size: 0.95rem;
  line-height: 1.6;
}

.cookie-buttons {
  display: flex;
  gap: calc(var(--spacing-base) * 2);
  flex-wrap: wrap;
}

.cookie-btn {
  padding: calc(var(--spacing-base) * 1.5) calc(var(--spacing-base) * 3);
  border: none;
  border-radius: var(--radius);
  font-size: 0.9rem;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.3s ease;
  white-space: nowrap;
}

.cookie-btn-accept {
  background: var(--accent-gold);
  color: var(--primary);
}

.cookie-btn-accept:hover {
  opacity: 0.9;
}

.cookie-btn-decline {
  background: transparent;
  border: 1px solid var(--white);
  color: var(--white);
}

.cookie-btn-decline:hover {
  background: rgba(255, 255, 255, 0.1);
}

.cookie-btn-learn {
  background: transparent;
  border: 1px solid var(--white);
  color: var(--white);
}

.cookie-btn-learn:hover {
  background: rgba(255, 255, 255, 0.1);
}

.breadcrumb {
  padding: calc(var(--spacing-base) * 2) 0;
  font-size: 0.9rem;
  color: var(--neutral-gray);
}

.breadcrumb a {
  color: var(--primary);
  text-decoration: none;
}

.breadcrumb a:hover {
  text-decoration: underline;
}

.breadcrumb span {
  margin: 0 calc(var(--spacing-base) * 1);
}

.glossary {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: calc(var(--spacing-base) * 4);
  margin: calc(var(--spacing-base) * 4) 0;
}

.glossary-item {
  padding: calc(var(--spacing-base) * 3);
  background: var(--neutral-light);
  border-radius: var(--radius);
  border-left: 3px solid var(--accent-gold);
}

.glossary-item dt {
  font-weight: 600;
  color: var(--primary);
  margin-bottom: calc(var(--spacing-base) * 1);
}

.glossary-item dd {
  margin: 0;
  color: var(--text-dark);
  font-size: 0.95rem;
  line-height: 1.6;
}

.timeline {
  position: relative;
  padding: calc(var(--spacing-base) * 4) 0;
  margin: calc(var(--spacing-base) * 4) 0;
}

.timeline-item {
  padding: calc(var(--spacing-base) * 3) 0 calc(var(--spacing-base) * 3) calc(var(--spacing-base) * 5);
  position: relative;
  margin-bottom: calc(var(--spacing-base) * 4);
}

.timeline-item::before {
  content: '';
  position: absolute;
  left: calc(var(--spacing-base) * 1.5);
  top: 0;
  width: 12px;
  height: 12px;
  background: var(--primary);
  border-radius: 50%;
  border: 3px solid var(--white);
  box-shadow: 0 0 0 2px var(--primary);
}

.timeline-item::after {
  content: '';
  position: absolute;
  left: calc(var(--spacing-base) * 2.5);
  top: 30px;
  width: 2px;
  height: calc(100% + 8px);
  background: var(--secondary);
}

.timeline-item:last-child::after {
  display: none;
}

.timeline-date {
  font-weight: 600;
  color: var(--primary);
  margin-bottom: calc(var(--spacing-base) * 1);
}

@media (max-width: 768px) {
  header {
    padding: calc(var(--spacing-base) * 1.5) 0;
  }

  .header-container {
    flex-direction: column;
    gap: calc(var(--spacing-base) * 2);
    padding: 0 calc(var(--spacing-base) * 2);
  }

  nav ul {
    flex-direction: column;
    gap: calc(var(--spacing-base) * 2);
  }

  h1 {
    font-size: 2rem;
  }

  h2 {
    font-size: 1.5rem;
  }

  h3 {
    font-size: 1.2rem;
  }

  .section-with-image {
    grid-template-columns: 1fr;
    gap: calc(var(--spacing-base) * 4);
  }

  .section-with-image.reverse .image-block {
    order: 0;
  }

  .container {
    padding: 0 calc(var(--spacing-base) * 2);
  }

  .section {
    padding: calc(var(--spacing-base) * 4) 0;
  }

  .cookie-content {
    flex-direction: column;
    align-items: flex-start;
  }

  .cookie-buttons {
    width: 100%;
  }

  .cookie-btn {
    flex: 1;
  }

  main {
    margin-top: 100px;
  }

  .hero-section {
    padding: calc(var(--spacing-base) * 8) calc(var(--spacing-base) * 2);
  }
}