:root {
  --primary-color: #f97316;
  --secondary-color: #ea580c;
  --accent-color: #fdba74;
  --text-color: #1f2937;
  --light-text: #6b7280;
  --background-color: #ffffff;
  --light-background: #fef3c7;
  --border-color: #fcd34d;
  --card-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
  --transition: all 0.3s ease;
}

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

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
  line-height: 1.6;
  color: var(--text-color);
}

ul,
ol {
  list-style: none;
}

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

a {
  text-decoration: none;
  color: inherit;
}

.container {
  width: 100%;
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 1.5rem;
}

.wb-site {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

.site-header {
  position: sticky;
  top: 0;
  height: 70px;
  background-color: rgba(255, 255, 255, 0.96);
  backdrop-filter: blur(10px);
  z-index: 1000;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
}

.nav-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
}

.logo {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--primary-color);
  text-decoration: none;
}

.menu-toggle {
  display: none;
  background: none;
  border: none;
  font-size: 1.5rem;
  cursor: pointer;
  color: var(--text-color);
}

.main-nav {
  display: block;
}

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

.nav-menu li a {
  text-decoration: none;
  color: var(--text-color);
  font-weight: 500;
  transition: var(--transition);
  position: relative;
}

.nav-menu li a::after {
  content: '';
  position: absolute;
  bottom: -5px;
  left: 0;
  width: 0;
  height: 2px;
  background-color: var(--primary-color);
  transition: var(--transition);
}

.nav-menu li a:hover::after {
  width: 100%;
}

.nav-menu li a:hover {
  color: var(--primary-color);
}

main {
  flex: 1;
  padding: 2rem 0;
}

.section {
  margin-bottom: 3rem;
}

.section-header {
  text-align: center;
  margin-bottom: 2rem;
  position: relative;
  padding-bottom: 1rem;
}

.section-header::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 80px;
  height: 3px;
  background: linear-gradient(to right, var(--primary-color), var(--accent-color));
  border-radius: 2px;
}

.section-header h2 {
  font-size: 2rem;
  font-weight: 700;
  margin-bottom: 0.5rem;
  color: var(--text-color);
  position: relative;
  display: inline-block;
}

.section-header h2::before {
  content: '';
  position: absolute;
  top: -10px;
  left: 50%;
  transform: translateX(-50%);
  width: 40px;
  height: 2px;
  background-color: var(--primary-color);
}

.category-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 2.5rem;
  margin-bottom: 2rem;
}

.card {
  background-color: var(--background-color);
  border-radius: 12px;
  overflow: hidden;
  box-shadow: var(--card-shadow);
  transition: var(--transition);
  border: 1px solid var(--border-color);
}

.card:hover {
  transform: translateY(-8px);
  box-shadow: 0 12px 20px -5px rgba(0, 0, 0, 0.15), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
  border-color: var(--primary-color);
}

.card-img {
  aspect-ratio: 4 / 3;
  overflow: hidden;
  position: relative;
}

.card-img::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(45deg, rgba(249, 115, 22, 0.1), rgba(253, 186, 116, 0.1));
  z-index: 1;
}

.card-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: var(--transition);
  position: relative;
  z-index: 0;
}

.card:hover .card-img img {
  transform: scale(1.1);
}

.card-content {
  padding: 2rem;
  position: relative;
}

.card-category {
  display: inline-block;
  background-color: var(--accent-color);
  color: var(--secondary-color);
  font-size: 0.75rem;
  font-weight: 600;
  padding: 0.375rem 1rem;
  border-radius: 25px;
  margin-bottom: 1.25rem;
  text-decoration: none;
  transition: var(--transition);
  border: 1px solid var(--primary-color);
}

.card-category:hover {
  background-color: var(--primary-color);
  color: white;
}

.card-title {
  font-size: 1.375rem;
  font-weight: 700;
  margin-bottom: 1rem;
  line-height: 1.4;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  text-overflow: ellipsis;
}

.card-title a {
  color: var(--text-color);
  text-decoration: none;
  transition: var(--transition);
}

.card-title a:hover {
  color: var(--primary-color);
}

.card-excerpt {
  color: var(--light-text);
  margin-bottom: 1.25rem;
  line-height: 1.6;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
  text-overflow: ellipsis;
}

.card-meta {
  font-size: 0.875rem;
  color: var(--light-text);
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.reports-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 2.5rem;
}

.report-card {
  background-color: var(--background-color);
  border-radius: 12px;
  overflow: hidden;
  box-shadow: var(--card-shadow);
  transition: var(--transition);
  border: 1px solid var(--border-color);
  display: flex;
}

.report-card:hover {
  transform: translateY(-8px);
  box-shadow: 0 12px 20px -5px rgba(0, 0, 0, 0.15), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
  border-color: var(--primary-color);
}

.report-img {
  aspect-ratio: 4 / 3;
  flex: 0 0 35%;
  overflow: hidden;
  position: relative;
}

.report-img::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(45deg, rgba(249, 115, 22, 0.1), rgba(253, 186, 116, 0.1));
  z-index: 1;
}

.report-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: var(--transition);
  position: relative;
  z-index: 0;
}

.report-card:hover .report-img img {
  transform: scale(1.1);
}

.report-content {
  padding: 1.75rem;
  flex: 1;
  display: flex;
  flex-direction: column;
}

.report-tag {
  display: inline-block;
  background-color: var(--accent-color);
  color: var(--secondary-color);
  font-size: 0.75rem;
  font-weight: 600;
  padding: 0.375rem 1rem;
  border-radius: 25px;
  margin-bottom: 1.25rem;
  text-decoration: none;
  transition: var(--transition);
  border: 1px solid var(--primary-color);
  align-self: flex-start;
}

.report-tag:hover {
  background-color: var(--primary-color);
  color: white;
}

.two-columns {
  display: grid;
  grid-template-columns: 70% 28%;
  gap: 3rem;
}

.main-content {
  background-color: var(--background-color);
  border-radius: 12px;
  padding: 2.5rem;
  box-shadow: var(--card-shadow);
  border: 1px solid var(--border-color);
}

.sidebar {
  display: flex;
  flex-direction: column;
  gap: 2rem;
}

.sidebar-widget {
  background-color: var(--background-color);
  border-radius: 12px;
  padding: 1.75rem;
  box-shadow: var(--card-shadow);
  border: 1px solid var(--border-color);
}

.author-avatar {
  width: 80px;
  height: 80px;
  border-radius: 50%;
  margin: 0 auto 10px;
}

.widget-title {
  font-size: 1.25rem;
  font-weight: 700;
  margin-bottom: 1.25rem;
  position: relative;
  padding-bottom: 0.75rem;
  color: var(--text-color);
}

.widget-title::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 50px;
  height: 3px;
  background: linear-gradient(to right, var(--primary-color), var(--accent-color));
  border-radius: 2px;
}

.trending-list {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.trending-item {
  display: flex;
  gap: 1.25rem;
  align-items: flex-start;
  padding-bottom: 1.25rem;
  border-bottom: 1px solid var(--border-color);
  transition: var(--transition);
}

.trending-item:last-child {
  border-bottom: none;
  padding-bottom: 0;
}

.trending-item:hover {
  transform: translateX(5px);
}

.trending-img {
  width: 90px;
  height: 70px;
  object-fit: cover;
  border-radius: 8px;
  flex-shrink: 0;
  box-shadow: var(--card-shadow);
}

.trending-title {
  flex: 1;
}

.trending-title a {
  color: var(--text-color);
  text-decoration: none;
  font-weight: 500;
  transition: var(--transition);
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  text-overflow: ellipsis;
}

.trending-title a:hover {
  color: var(--primary-color);
}

.sidebar-list {
  list-style: none;
}

.sidebar-list li {
  margin-bottom: 1rem;
  padding-bottom: 1rem;
  border-bottom: 1px solid var(--border-color);
  transition: var(--transition);
}

.sidebar-list li:hover {
  transform: translateX(5px);
}

.sidebar-list li:last-child {
  margin-bottom: 0;
  padding-bottom: 0;
  border-bottom: none;
}

.sidebar-list li a {
  color: var(--text-color);
  text-decoration: none;
  transition: var(--transition);
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-weight: 500;
}

.sidebar-list li a:hover {
  color: var(--primary-color);
}

.post-date {
  font-size: 0.75rem;
  color: var(--light-text);
  flex-shrink: 0;
}

.article-header {
  margin-bottom: 2.5rem;
  position: relative;
  padding-bottom: 2rem;
  border-bottom: 1px solid var(--border-color);
}

.article-header h1 {
  font-size: 2.5rem;
  font-weight: 700;
  margin-bottom: 1.5rem;
  line-height: 1.3;
  color: var(--text-color);
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
  text-overflow: ellipsis;
}

.article-meta-top {
  display: flex;
  align-items: center;
  gap: 1.75rem;
  flex-wrap: nowrap;
  overflow-x: auto;
  padding-bottom: 0.75rem;
  font-size: 0.875rem;
  color: var(--light-text);
  scrollbar-width: thin;
  scrollbar-color: var(--accent-color) var(--light-background);
}

.article-meta-top::-webkit-scrollbar {
  height: 4px;
}

.article-meta-top::-webkit-scrollbar-track {
  background: var(--light-background);
  border-radius: 2px;
}

.article-meta-top::-webkit-scrollbar-thumb {
  background: var(--accent-color);
  border-radius: 2px;
}

.article-meta-top::-webkit-scrollbar-thumb:hover {
  background: var(--primary-color);
}

.author-mini {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  text-decoration: none;
  color: var(--text-color);
  font-weight: 500;
  transition: var(--transition);
  white-space: nowrap;
}

.author-mini:hover {
  color: var(--primary-color);
}

.author-mini img {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  object-fit: cover;
  border: 2px solid var(--accent-color);
}

.article-body {
  font-size: 0.985rem;
  letter-spacing: 0.2px;
  color: #171717;
  line-height: 1.75;
}

.article-body img {
  margin: 0 auto;
}

.article-body p {
  margin-bottom: 1.75rem;
  text-align: justify;
}

.article-body h2 {
  font-size: 1.875rem;
  font-weight: 700;
  margin: 2.5rem 0 1.25rem;
  color: var(--text-color);
  position: relative;
  padding-left: 1rem;
}

.article-body h2::before {
  content: '';
  position: absolute;
  left: 0;
  top: 50%;
  transform: translateY(-50%);
  width: 4px;
  height: 80%;
  background-color: var(--primary-color);
  border-radius: 2px;
}

.article-body h3 {
  font-size: 1.5rem;
  font-weight: 600;
  margin: 2rem 0 1rem;
  color: var(--text-color);
  position: relative;
  padding-left: 0.75rem;
}

.article-body h3::before {
  content: '';
  position: absolute;
  left: 0;
  top: 50%;
  transform: translateY(-50%);
  width: 3px;
  height: 70%;
  background-color: var(--accent-color);
  border-radius: 2px;
}

.author-bio-card {
  display: flex;
  gap: 2rem;
  padding: 2rem;
  background-color: var(--light-background);
  border-radius: 12px;
  margin: 2.5rem 0;
  align-items: flex-start;
  border: 1px solid var(--border-color);
  transition: var(--transition);
}

.author-bio-card:hover {
  box-shadow: var(--card-shadow);
  transform: translateY(-5px);
}

.author-bio-card img {
  width: 100px;
  height: 100px;
  border-radius: 50%;
  object-fit: cover;
  border: 3px solid var(--accent-color);
  flex-shrink: 0;
}

.author-bio-info {
  flex: 1;
}

.author-bio-info h4 {
  font-size: 1.25rem;
  font-weight: 600;
  margin-bottom: 0.75rem;
}

.author-bio-info h4 a {
  color: var(--text-color);
  text-decoration: none;
  transition: var(--transition);
}

.author-bio-info h4 a:hover {
  color: var(--primary-color);
}

.author-bio-info p {
  color: var(--light-text);
  margin: 0;
  line-height: 1.6;
}

.share-buttons {
  display: flex;
  align-items: center;
  gap: 1.25rem;
  margin: 2.5rem 0;
  padding: 1.5rem;
  background-color: var(--light-background);
  border-radius: 12px;
  border: 1px solid var(--border-color);
}

.share-buttons span {
  font-weight: 500;
  color: var(--text-color);
  flex-shrink: 0;
}

.share-btn {
  background-color: var(--background-color);
  border: 2px solid var(--accent-color);
  border-radius: 50%;
  width: 45px;
  height: 45px;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: var(--transition);
  color: var(--primary-color);
  font-size: 1.125rem;
}

.share-btn:hover {
  background-color: var(--primary-color);
  color: white;
  border-color: var(--primary-color);
  transform: translateY(-3px) scale(1.1);
  box-shadow: var(--card-shadow);
}

.related-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 2rem;
  margin-top: 2rem;
}

.related-card {
  background-color: var(--light-background);
  border-radius: 12px;
  overflow: hidden;
  transition: var(--transition);
  border: 1px solid var(--border-color);
  display: flex;
  flex-direction: column;
}

.related-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--card-shadow);
  border-color: var(--primary-color);
}

.related-card-content {
  padding: 1.5rem;
  flex: 1;
  display: flex;
  flex-direction: column;
}

.related-card-content h4 {
  font-size: 1.125rem;
  font-weight: 600;
  margin-bottom: 0.75rem;
  flex: 1;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  text-overflow: ellipsis;
}

.related-card-content h4 a {
  color: var(--text-color);
  text-decoration: none;
  transition: var(--transition);
}

.related-card-content h4 a:hover {
  color: var(--primary-color);
}

.related-card-content .meta {
  font-size: 0.875rem;
  color: var(--light-text);
  margin-top: auto;
}

.listing-card {
  background-color: var(--background-color);
  border-radius: 12px;
  overflow: hidden;
  box-shadow: var(--card-shadow);
  transition: var(--transition);
  display: flex;
  flex-direction: column;
  border: 1px solid var(--border-color);
}

.listing-card:hover {
  transform: translateY(-8px);
  box-shadow: 0 12px 20px -5px rgba(0, 0, 0, 0.15), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
  border-color: var(--primary-color);
}

.listing-card-img {
  height: 220px;
  overflow: hidden;
  position: relative;
}

.listing-card-img::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(45deg, rgba(249, 115, 22, 0.1), rgba(253, 186, 116, 0.1));
  z-index: 1;
}

.listing-card-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: var(--transition);
  position: relative;
  z-index: 0;
}

.listing-card:hover .listing-card-img img {
  transform: scale(1.1);
}

.listing-card-content {
  padding: 2rem;
  flex: 1;
  display: flex;
  flex-direction: column;
}

.listing-card-content .card-title {
  flex: 1;
}

.cards-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(340px, 1fr));
  gap: 2.5rem;
}

.author-hero {
  text-align: center;
  margin-bottom: 3rem;
  padding: 3rem;
  background-color: var(--background-color);
  border-radius: 12px;
  box-shadow: var(--card-shadow);
  border: 1px solid var(--border-color);
  position: relative;
  overflow: hidden;
}

.author-hero::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 4px;
  background: linear-gradient(to right, var(--primary-color), var(--accent-color));
}

.author-avatar-large {
  width: 140px;
  height: 140px;
  border-radius: 50%;
  object-fit: cover;
  margin-bottom: 2rem;
  border: 4px solid var(--accent-color);
  box-shadow: var(--card-shadow);
}

.author-name-large {
  font-size: 2.25rem;
  font-weight: 700;
  margin-bottom: 1.25rem;
  color: var(--text-color);
}

.author-bio-short {
  color: var(--light-text);
  max-width: 600px;
  margin: 0 auto;
  line-height: 1.6;
}

.author-detail-body {
  background-color: var(--background-color);
  border-radius: 12px;
  padding: 2.5rem;
  box-shadow: var(--card-shadow);
  margin-bottom: 3rem;
  border: 1px solid var(--border-color);
}

.articles-section {
  background-color: var(--background-color);
  border-radius: 12px;
  padding: 2.5rem;
  box-shadow: var(--card-shadow);
  border: 1px solid var(--border-color);
}

.section-title {
  font-size: 1.75rem;
  font-weight: 700;
  margin-bottom: 2rem;
  color: var(--text-color);
  position: relative;
  padding-bottom: 1rem;
}

.section-title::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 60px;
  height: 3px;
  background: linear-gradient(to right, var(--primary-color), var(--accent-color));
  border-radius: 2px;
}

.author-articles-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 2rem;
}

.article-card-sm {
  background-color: var(--light-background);
  border-radius: 12px;
  padding: 2rem;
  transition: var(--transition);
  border: 1px solid var(--border-color);
}

.article-card-sm:hover {
  transform: translateY(-5px);
  box-shadow: var(--card-shadow);
  border-color: var(--primary-color);
}

.article-card-sm .card-title {
  font-size: 1.25rem;
  margin-bottom: 0.75rem;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  text-overflow: ellipsis;
}

.article-card-sm .meta {
  font-size: 0.875rem;
  color: var(--light-text);
}

.pagination {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 0.75rem;
  margin-top: 2.5rem;
  list-style: none;
  flex-wrap: wrap;
}

.pagination li a {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 45px;
  height: 45px;
  border-radius: 8px;
  text-decoration: none;
  color: var(--text-color);
  font-weight: 500;
  transition: var(--transition);
  border: 2px solid var(--border-color);
  background-color: var(--background-color);
}

.pagination li a:hover {
  background-color: var(--primary-color);
  color: white;
  border-color: var(--primary-color);
  transform: translateY(-3px);
  box-shadow: var(--card-shadow);
}

.pagination li a.active {
  background-color: var(--primary-color);
  color: white;
  border-color: var(--primary-color);
  box-shadow: var(--card-shadow);
}

.site-footer {
  background-color: var(--text-color);
  color: white;
  padding: 3rem 0;
  margin-top: 4rem;
  position: relative;
  overflow: hidden;
}

.site-footer::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 4px;
  background: linear-gradient(to right, var(--primary-color), var(--accent-color));
}

.site-footer .container {
  display: flex;
  justify-content: center;
}

.site-footer p {
  display: flex;
  flex-wrap: wrap;
  gap: 2.5rem;
  justify-content: center;
  margin: 0;
}

.site-footer p a {
  color: white;
  text-decoration: none;
  transition: var(--transition);
  font-weight: 500;
  position: relative;
  padding-bottom: 0.25rem;
}

.site-footer p a::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background-color: var(--accent-color);
  transition: var(--transition);
}

.site-footer p a:hover::after {
  width: 100%;
}

.site-footer p a:hover {
  color: var(--accent-color);
}

.back-to-top {
  position: fixed;
  bottom: 2.5rem;
  right: 2.5rem;
  width: 50px;
  height: 50px;
  border-radius: 50%;
  background-color: var(--primary-color);
  color: white;
  border: none;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  box-shadow: var(--card-shadow);
  transition: var(--transition);
  opacity: 0;
  visibility: hidden;
  z-index: 999;
  font-size: 1.25rem;
  border: 2px solid var(--accent-color);
}

.back-to-top.visible {
  opacity: 1;
  visibility: visible;
}

.back-to-top:hover {
  background-color: var(--secondary-color);
  transform: translateY(-5px) scale(1.1);
  box-shadow: 0 8px 15px rgba(0, 0, 0, 0.2);
}

.breadcrumb-wrapper {
  margin-bottom: 2.5rem;
}

.breadcrumb {
  display: flex;
  list-style: none;
  gap: 0.75rem;
  font-size: 0.875rem;
  background-color: var(--background-color);
  padding: 1rem 1.5rem;
  border-radius: 8px;
  box-shadow: var(--card-shadow);
  border: 1px solid var(--border-color);
}

.breadcrumb-item a {
  color: var(--primary-color);
  text-decoration: none;
  transition: var(--transition);
  font-weight: 500;
}

.breadcrumb-item a:hover {
  color: var(--secondary-color);
  text-decoration: underline;
}

.breadcrumb-item.current {
  color: var(--light-text);
  font-weight: 500;
}

@media (max-width: 768px) {
  .article-meta-top {
    gap: 0.5rem;
  }

  .report-card {
    flex-direction: column;
  }

  .report-img {
    flex: auto;
  }

  .site-header {
    position: relative;
  }

  .site-header {
    height: 55px;
  }

  .menu-toggle {
    display: block;
  }

  .main-nav {
    position: fixed;
    top: 55px;
    left: -100%;
    width: 100%;
    background-color: white;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    /* transform: translateY(-100%); */
    transition: var(--transition);
    z-index: 999;
    border-top: 1px solid var(--border-color);
  }

  .main-nav.active {
    /* transform: translateY(0); */
    left: 0;
  }

  .nav-menu {
    flex-direction: column;
    padding: 1.5rem;
    gap: 1.25rem;
  }

  .nav-menu li a {
    display: block;
    padding: 0.75rem 0;
    border-bottom: 1px solid var(--border-color);
  }

  .nav-menu li:last-child a {
    border-bottom: none;
  }

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

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

  .two-columns {
    grid-template-columns: 100%;
    gap: 2rem;
  }

  .sidebar {
    margin-top: 2rem;
  }

  .article-header h1 {
    font-size: 1.5rem;
    max-height: 150px;
    overflow: hidden;
  }

  .author-bio-card {
    flex-direction: column;
    text-align: center;
    gap: 1.5rem;
  }

  .related-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 1.5rem;
  }

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

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

  .main-content {
    padding: 2rem;
  }

  .share-buttons {
    flex-wrap: wrap;
    gap: 1rem;
  }

  .share-buttons span {
    width: 100%;
    margin-bottom: 0.5rem;
  }

  .author-hero {
    padding: 2rem;
  }

  .author-avatar-large {
    width: 120px;
    height: 120px;
  }

  .author-name-large {
    font-size: 1.75rem;
  }

  .site-footer p {
    flex-direction: column;
    align-items: center;
    gap: 1.25rem;
  }

  .back-to-top {
    bottom: 2rem;
    right: 2rem;
    width: 45px;
    height: 45px;
  }
}

@media (max-width: 480px) {
  .container {
    padding: 0 1rem;
  }

  .related-grid {
    grid-template-columns: 1fr;
  }

  .article-header h1 {
    font-size: 1.375rem;
  }

  .main-content {
    padding: 1.5rem;
  }

  .author-hero {
    padding: 1.5rem;
  }

  .author-avatar-large {
    width: 100px;
    height: 100px;
  }

  .author-name-large {
    font-size: 1.5rem;
  }

  .section-header h2 {
    font-size: 1.75rem;
  }

  .breadcrumb {
    flex-wrap: wrap;
  }
}