/* Reset and Base Styles */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto,
    sans-serif;
  line-height: 1.6;
  color: #2d3748;
  background-color: #ffffff;
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

a {
  text-decoration: none;
  color: inherit;
  transition: color 0.3s ease;
}

/* Container */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 1rem;
}

/* Header */
.header {
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(10px);
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  border-bottom: 1px solid #e2e8f0;
}

.nav-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 1rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  height: 70px;
}

.logo-text {
  font-size: 1.5rem;
  font-weight: 700;
  color: #2d3748;
}

.nav-menu {
  display: flex;
  list-style: none;
  gap: 2rem;
}

.nav-link {
  font-weight: 500;
  color: #4a5568;
  transition: color 0.3s ease;
}

.nav-link:hover,
.nav-link.active {
  color: #e53e3e;
}

.nav-toggle {
  display: none;
  flex-direction: column;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0.5rem;
}

.nav-toggle span {
  width: 25px;
  height: 3px;
  background: #2d3748;
  margin: 3px 0;
  transition: 0.3s;
}

/* Main Content */
main {
  margin-top: 70px;
}

/* Hero Section */
.hero {
  padding: 4rem 0;
  background: linear-gradient(135deg, #f7fafc 0%, #edf2f7 100%);
  display: flex;
  align-items: center;
  min-height: 80vh;
}

.hero-content {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 1rem;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
}

.hero-title {
  font-size: 3.5rem;
  font-weight: 700;
  color: #2d3748;
  line-height: 1.2;
  margin-bottom: 1rem;
}

.hero-subtitle {
  font-size: 1.25rem;
  color: #4a5568;
  margin-bottom: 2rem;
  line-height: 1.6;
}

.cta-button {
  display: inline-block;
  background: #e53e3e;
  color: white;
  padding: 1rem 2rem;
  border-radius: 8px;
  font-weight: 600;
  font-size: 1.1rem;
  transition: all 0.3s ease;
  box-shadow: 0 4px 6px rgba(229, 62, 62, 0.2);
}

.cta-button:hover {
  background: #c53030;
  transform: translateY(-2px);
  box-shadow: 0 6px 12px rgba(229, 62, 62, 0.3);
}

.hero-image img {
  border-radius: 12px;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
}

/* Sections */
.section-title {
  font-size: 2.5rem;
  font-weight: 700;
  color: #2d3748;
  text-align: center;
  margin-bottom: 3rem;
}

.featured-articles,
.recent-articles {
  padding: 5rem 0;
}

.recent-articles {
  background: #f7fafc;
}

/* Articles Grid */
.articles-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
  gap: 2rem;
  margin-bottom: 3rem;
}

.article-card {
  background: white;
  border-radius: 12px;
  overflow: hidden;
  box-shadow: 0 4px 6px rgba(0, 0, 0, 0.05);
  transition: all 0.3s ease;
}

.article-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 8px 25px rgba(0, 0, 0, 0.1);
}

.article-image {
  width: 100%;
  height: 200px;
  object-fit: cover;
}

.article-content {
  padding: 1.5rem;
}

.article-content h3 {
  font-size: 1.25rem;
  font-weight: 600;
  color: #2d3748;
  margin-bottom: 0.5rem;
  line-height: 1.4;
}

.article-content h3 a {
  color: #2d3748;
  transition: color 0.3s ease;
}

.article-content h3 a:hover {
  color: #e53e3e;
}

.article-content p {
  color: #4a5568;
  margin-bottom: 1rem;
  line-height: 1.6;
}

.article-date {
  font-size: 0.875rem;
  color: #718096;
  margin-bottom: 0.5rem;
  display: block;
}

.read-time {
  font-size: 0.875rem;
  color: #e53e3e;
  font-weight: 500;
}

/* Articles List */
.articles-list {
  max-width: 800px;
  margin: 0 auto;
}

.article-item {
  padding: 2rem 0;
  border-bottom: 1px solid #e2e8f0;
}

.article-item:last-child {
  border-bottom: none;
}

.article-meta {
  display: flex;
  gap: 1rem;
  margin-bottom: 0.5rem;
}

.article-item h3 {
  font-size: 1.5rem;
  font-weight: 600;
  color: #2d3748;
  margin-bottom: 0.5rem;
}

.article-item h3 a:hover {
  color: #e53e3e;
}

.article-item p {
  color: #4a5568;
  font-size: 1.1rem;
}

/* View All */
.view-all {
  text-align: center;
  margin-top: 3rem;
}

.view-all-link {
  display: inline-block;
  color: #e53e3e;
  font-weight: 600;
  font-size: 1.1rem;
  padding: 0.75rem 1.5rem;
  border: 2px solid #e53e3e;
  border-radius: 8px;
  transition: all 0.3s ease;
}

.view-all-link:hover {
  background: #e53e3e;
  color: white;
}

/* Page Header */
.page-header {
  background: linear-gradient(135deg, #f7fafc 0%, #edf2f7 100%);
  padding: 3rem 0;
  text-align: center;
}

.page-header h1 {
  font-size: 3rem;
  font-weight: 700;
  color: #2d3748;
  margin-bottom: 1rem;
}

.page-header p {
  font-size: 1.25rem;
  color: #4a5568;
}

/* Articles Archive */
.articles-archive {
  padding: 4rem 0;
}

/* About Page */
.about-content {
  padding: 4rem 0;
}

.about-grid {
  display: grid;
  grid-template-columns: 2fr 1fr;
  gap: 4rem;
  align-items: start;
}

.about-text h2 {
  font-size: 2rem;
  font-weight: 700;
  color: #2d3748;
  margin-bottom: 1rem;
}

.about-text h3 {
  font-size: 1.5rem;
  font-weight: 600;
  color: #2d3748;
  margin: 2rem 0 1rem 0;
}

.about-text p {
  color: #4a5568;
  margin-bottom: 1.5rem;
  font-size: 1.1rem;
  line-height: 1.7;
}

.values-list {
  list-style: none;
  margin: 1.5rem 0;
}

.values-list li {
  color: #4a5568;
  margin-bottom: 1rem;
  padding-left: 1.5rem;
  position: relative;
  line-height: 1.6;
}

.values-list li::before {
  content: "→";
  color: #e53e3e;
  font-weight: bold;
  position: absolute;
  left: 0;
}

.mission-section {
  background: #f7fafc;
  padding: 4rem 0;
}

.mission-content {
  max-width: 800px;
  margin: 0 auto;
  text-align: center;
}

.mission-content h2 {
  font-size: 2rem;
  font-weight: 700;
  color: #2d3748;
  margin-bottom: 2rem;
}

.mission-content p {
  color: #4a5568;
  font-size: 1.1rem;
  line-height: 1.7;
  margin-bottom: 1.5rem;
}

/* Article Page Styles */
.article-header {
  background: linear-gradient(135deg, #f7fafc 0%, #edf2f7 100%);
  padding: 3rem 0;
}

.article-title {
  font-size: 2.5rem;
  font-weight: 700;
  color: #2d3748;
  line-height: 1.3;
  margin-bottom: 1rem;
  max-width: 800px;
  margin-left: auto;
  margin-right: auto;
  text-align: center;
}

.article-meta-info {
  text-align: center;
  color: #718096;
  font-size: 1rem;
}

.article-body {
  padding: 4rem 0;
}

.article-content-wrapper {
  max-width: 800px;
  margin: 0 auto;
}

.article-content-wrapper h2 {
  font-size: 1.875rem;
  font-weight: 600;
  color: #2d3748;
  margin: 2.5rem 0 1rem 0;
  line-height: 1.4;
}

.article-content-wrapper h3 {
  font-size: 1.5rem;
  font-weight: 600;
  color: #2d3748;
  margin: 2rem 0 1rem 0;
  line-height: 1.4;
}

.article-content-wrapper p {
  color: #4a5568;
  font-size: 1.125rem;
  line-height: 1.8;
  margin-bottom: 1.5rem;
}

.article-content-wrapper ul,
.article-content-wrapper ol {
  margin: 1.5rem 0;
  padding-left: 2rem;
}

.article-content-wrapper li {
  color: #4a5568;
  font-size: 1.125rem;
  line-height: 1.7;
  margin-bottom: 0.5rem;
}

.article-content-wrapper blockquote {
  border-left: 4px solid #e53e3e;
  padding-left: 1.5rem;
  margin: 2rem 0;
  font-style: italic;
  color: #2d3748;
  font-size: 1.25rem;
  line-height: 1.6;
}

.article-content-wrapper strong {
  font-weight: 600;
  color: #2d3748;
}

/* Footer */
.footer {
  background: #2d3748;
  color: white;
  padding: 3rem 0 1rem 0;
}

.footer-content {
  display: grid;
  grid-template-columns: 2fr 1fr;
  gap: 3rem;
  margin-bottom: 2rem;
}

.footer-brand h3 {
  font-size: 1.5rem;
  font-weight: 700;
  margin-bottom: 1rem;
}

.footer-brand p {
  color: #a0aec0;
  line-height: 1.6;
}

.footer-links h4 {
  font-size: 1.125rem;
  font-weight: 600;
  margin-bottom: 1rem;
}

.footer-links ul {
  list-style: none;
}

.footer-links li {
  margin-bottom: 0.5rem;
}

.footer-links a {
  color: #a0aec0;
  transition: color 0.3s ease;
}

.footer-links a:hover {
  color: white;
}

.footer-bottom {
  border-top: 1px solid #4a5568;
  padding-top: 1rem;
  text-align: center;
  color: #a0aec0;
}

/* Responsive Design */
@media (max-width: 768px) {
  .nav-menu {
    position: fixed;
    top: 70px;
    left: -100%;
    width: 100%;
    height: calc(100vh - 70px);
    background: white;
    flex-direction: column;
    justify-content: flex-start;
    align-items: center;
    padding-top: 2rem;
    transition: left 0.3s ease;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
  }

  .nav-menu.active {
    left: 0;
  }

  .nav-toggle {
    display: flex;
  }

  .nav-toggle.active span:nth-child(1) {
    transform: rotate(-45deg) translate(-5px, 6px);
  }

  .nav-toggle.active span:nth-child(2) {
    opacity: 0;
  }

  .nav-toggle.active span:nth-child(3) {
    transform: rotate(45deg) translate(-5px, -6px);
  }

  .hero-content {
    grid-template-columns: 1fr;
    gap: 2rem;
    text-align: center;
  }

  .hero-title {
    font-size: 2.5rem;
  }

  .hero-subtitle {
    font-size: 1.1rem;
  }

  .section-title {
    font-size: 2rem;
  }

  .articles-grid {
    grid-template-columns: 1fr;
    gap: 1.5rem;
  }

  .about-grid {
    grid-template-columns: 1fr;
    gap: 2rem;
  }

  .footer-content {
    grid-template-columns: 1fr;
    gap: 2rem;
    text-align: center;
  }

  .article-title {
    font-size: 2rem;
  }

  .page-header h1 {
    font-size: 2.5rem;
  }
}

@media (max-width: 480px) {
  .container {
    padding: 0 0.75rem;
  }

  .hero {
    padding: 2rem 0;
  }

  .hero-title {
    font-size: 2rem;
  }

  .featured-articles,
  .recent-articles {
    padding: 3rem 0;
  }

  .article-content {
    padding: 1rem;
  }

  .articles-grid {
    grid-template-columns: 1fr;
    gap: 1rem;
  }
}

/* Performance Optimizations */
.article-image,
.hero-image img,
.about-image img {
  will-change: transform;
}

/* Accessibility */
@media (prefers-reduced-motion: reduce) {
  * {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}

/* Focus styles for keyboard navigation */
a:focus,
button:focus {
  outline: 2px solid #e53e3e;
  outline-offset: 2px;
}

/* Screen reader only text */
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

/* Заборона копіювання тексту на всіх елементах */
body,
body * {
  user-select: none;
  -webkit-user-select: none;
  -ms-user-select: none;
  -moz-user-select: none;
}