:root {
  --primary: #165DFF;
  --primary-dark: #0D47A1;
  --secondary: #7B61FF;
  --accent: #00D4FF;
  --bg-light: #F5F7FA;
  --bg-card: #FFFFFF;
  --bg-dark: #0F172A;
  --bg-card-dark: #1E293B;
  --text-primary: #1E293B;
  --text-secondary: #64748B;
  --text-dark-primary: #F8FAFC;
  --text-dark-secondary: #94A3B8;
  --border-light: #E2E8F0;
  --border-dark: #334155;
  --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -2px rgba(0, 0, 0, 0.1);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -4px rgba(0, 0, 0, 0.1);
  --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 8px 10px -6px rgba(0, 0, 0, 0.1);
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'PingFang SC', 'Hiragino Sans GB', 'Microsoft YaHei', 'Helvetica Neue', Helvetica, Arial, sans-serif;
  line-height: 1.6;
  background-color: var(--bg-light);
  color: var(--text-primary);
  transition: background-color 0.3s, color 0.3s;
  min-height: 100vh;
}

body.dark {
  background-color: var(--bg-dark);
  color: var(--text-dark-primary);
}

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
}

header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background-color: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border-light);
  transition: all 0.3s;
}

body.dark header {
  background-color: rgba(15, 23, 42, 0.95);
  border-bottom-color: var(--border-dark);
}

header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 20px;
}

.logo {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
}

.logo-icon {
  width: 36px;
  height: 36px;
  background: linear-gradient(135deg, var(--primary), var(--secondary));
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.logo-icon svg {
  width: 20px;
  height: 20px;
  fill: white;
}

.logo-text {
  font-size: 20px;
  font-weight: 700;
  background: linear-gradient(135deg, var(--primary), var(--secondary));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.nav-links {
  display: flex;
  gap: 24px;
  list-style: none;
}

.nav-links a {
  text-decoration: none;
  color: var(--text-secondary);
  font-weight: 500;
  transition: color 0.3s;
}

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

body.dark .nav-links a:hover {
  color: var(--accent);
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: 12px;
}

.search-btn, .theme-toggle {
  width: 36px;
  height: 36px;
  border: none;
  background: transparent;
  border-radius: 8px;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-secondary);
  transition: all 0.3s;
}

.search-btn:hover, .theme-toggle:hover {
  background-color: rgba(0, 0, 0, 0.05);
  color: var(--primary);
}

body.dark .search-btn:hover, body.dark .theme-toggle:hover {
  background-color: rgba(255, 255, 255, 0.05);
  color: var(--accent);
}

.search-btn svg, .theme-toggle svg {
  width: 18px;
  height: 18px;
}

.hero {
  padding: 60px 20px;
  background: linear-gradient(135deg, #F0F5FF 0%, #E8E5FF 50%, #F0F9FF 100%);
  position: relative;
  overflow: hidden;
}

body.dark .hero {
  background: linear-gradient(135deg, #0F172A 0%, #1E1B4B 50%, #0C4A6E 100%);
}

.hero::before {
  content: '';
  position: absolute;
  top: -100px;
  right: -100px;
  width: 400px;
  height: 400px;
  background: radial-gradient(circle, rgba(22, 93, 255, 0.1) 0%, transparent 70%);
  border-radius: 50%;
}

.hero::after {
  content: '';
  position: absolute;
  bottom: -100px;
  left: -100px;
  width: 300px;
  height: 300px;
  background: radial-gradient(circle, rgba(123, 97, 255, 0.1) 0%, transparent 70%);
  border-radius: 50%;
}

.hero-content {
  position: relative;
  z-index: 1;
  text-align: center;
}

.hero-content h1 {
  font-size: clamp(2rem, 5vw, 3.5rem);
  font-weight: 800;
  margin-bottom: 20px;
  background: linear-gradient(135deg, var(--primary), var(--secondary), var(--accent));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-content p {
  font-size: clamp(1rem, 2.5vw, 1.25rem);
  color: var(--text-secondary);
  max-width: 600px;
  margin: 0 auto 30px;
}

body.dark .hero-content p {
  color: var(--text-dark-secondary);
}

.search-box {
  max-width: 600px;
  margin: 0 auto;
  position: relative;
}

.search-box input {
  width: 100%;
  padding: 16px 20px 16px 48px;
  font-size: 16px;
  border: 2px solid var(--border-light);
  border-radius: 12px;
  outline: none;
  transition: all 0.3s;
  background-color: white;
}

body.dark .search-box input {
  background-color: var(--bg-card-dark);
  border-color: var(--border-dark);
  color: var(--text-dark-primary);
}

.search-box input:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(22, 93, 255, 0.1);
}

.search-box svg {
  position: absolute;
  left: 16px;
  top: 50%;
  transform: translateY(-50%);
  width: 20px;
  height: 20px;
  color: var(--text-secondary);
}

.search-tags {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 8px;
  margin-top: 16px;
}

.search-tag {
  padding: 6px 14px;
  background-color: rgba(255, 255, 255, 0.8);
  border-radius: 20px;
  font-size: 13px;
  color: var(--text-secondary);
  cursor: pointer;
  transition: all 0.3s;
  border: 1px solid var(--border-light);
}

body.dark .search-tag {
  background-color: rgba(30, 41, 59, 0.8);
  border-color: var(--border-dark);
  color: var(--text-dark-secondary);
}

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

.stats {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
  gap: 24px;
  max-width: 800px;
  margin: 40px auto 0;
}

.stat-item {
  text-align: center;
  padding: 20px;
  background-color: rgba(255, 255, 255, 0.6);
  border-radius: 12px;
  backdrop-filter: blur(10px);
}

body.dark .stat-item {
  background-color: rgba(30, 41, 59, 0.6);
}

.stat-number {
  font-size: 2rem;
  font-weight: 700;
  color: var(--primary);
}

body.dark .stat-number {
  color: var(--accent);
}

.stat-label {
  font-size: 14px;
  color: var(--text-secondary);
  margin-top: 4px;
}

body.dark .stat-label {
  color: var(--text-dark-secondary);
}

.categories {
  padding: 40px 20px;
  background-color: var(--bg-card);
}

body.dark .categories {
  background-color: var(--bg-card-dark);
}

.categories-header {
  text-align: center;
  margin-bottom: 32px;
}

.categories-header h2 {
  font-size: 1.75rem;
  font-weight: 700;
  margin-bottom: 8px;
}

.categories-header p {
  color: var(--text-secondary);
}

body.dark .categories-header p {
  color: var(--text-dark-secondary);
}

.category-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
  gap: 16px;
}

.category-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 24px 16px;
  background-color: var(--bg-light);
  border-radius: 16px;
  cursor: pointer;
  transition: all 0.3s;
  border: 2px solid transparent;
}

body.dark .category-card {
  background-color: var(--bg-dark);
}

.category-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
  border-color: var(--primary);
}

.category-card.active {
  background-color: rgba(22, 93, 255, 0.1);
  border-color: var(--primary);
}

.category-icon {
  width: 48px;
  height: 48px;
  background: linear-gradient(135deg, var(--primary), var(--secondary));
  border-radius: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 12px;
}

.category-icon svg {
  width: 24px;
  height: 24px;
  fill: white;
}

.category-name {
  font-size: 14px;
  font-weight: 600;
  color: var(--text-primary);
}

body.dark .category-name {
  color: var(--text-dark-primary);
}

.category-count {
  font-size: 12px;
  color: var(--text-secondary);
  margin-top: 4px;
}

body.dark .category-count {
  color: var(--text-dark-secondary);
}

.featured-tools {
  padding: 60px 20px;
}

.section-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 32px;
}

.section-header h2 {
  font-size: 1.75rem;
  font-weight: 700;
}

.section-header a {
  text-decoration: none;
  color: var(--primary);
  font-weight: 500;
  display: flex;
  align-items: center;
  gap: 4px;
}

.section-header a:hover {
  text-decoration: underline;
}

.section-header a svg {
  width: 16px;
  height: 16px;
}

.tools-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 20px;
}

.tool-card {
  background-color: var(--bg-card);
  border-radius: 16px;
  padding: 24px;
  cursor: pointer;
  transition: all 0.3s;
  border: 1px solid var(--border-light);
}

body.dark .tool-card {
  background-color: var(--bg-card-dark);
  border-color: var(--border-dark);
}

.tool-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-xl);
}

.tool-header {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 16px;
}

.tool-logo {
  width: 50px;
  height: 50px;
  border-radius: 12px;
  object-fit: cover;
  background-color: var(--bg-light);
}

body.dark .tool-logo {
  background-color: var(--bg-dark);
}

.tool-info h3 {
  font-size: 16px;
  font-weight: 600;
  margin-bottom: 4px;
}

.tool-category {
  display: inline-block;
  padding: 3px 8px;
  background-color: rgba(22, 93, 255, 0.1);
  color: var(--primary);
  font-size: 11px;
  border-radius: 4px;
}

body.dark .tool-category {
  background-color: rgba(0, 212, 255, 0.1);
  color: var(--accent);
}

.tool-desc {
  font-size: 14px;
  color: var(--text-secondary);
  line-height: 1.5;
  margin-bottom: 16px;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

body.dark .tool-desc {
  color: var(--text-dark-secondary);
}

.tool-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.tool-tag {
  padding: 4px 10px;
  background-color: var(--bg-light);
  color: var(--text-secondary);
  font-size: 12px;
  border-radius: 6px;
}

body.dark .tool-tag {
  background-color: var(--bg-dark);
  color: var(--text-dark-secondary);
}

.tool-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-top: 16px;
  padding-top: 16px;
  border-top: 1px solid var(--border-light);
}

body.dark .tool-bottom {
  border-top-color: var(--border-dark);
}

.tool-rating {
  display: flex;
  align-items: center;
  gap: 4px;
}

.tool-rating svg {
  width: 14px;
  height: 14px;
  fill: #FBBF24;
}

.tool-rating span {
  font-size: 13px;
  font-weight: 500;
}

.visit-btn {
  padding: 6px 14px;
  background: linear-gradient(135deg, var(--primary), var(--secondary));
  color: white;
  font-size: 13px;
  font-weight: 500;
  border-radius: 6px;
  text-decoration: none;
  transition: all 0.3s;
}

.visit-btn:hover {
  transform: scale(1.05);
}

.latest-updates {
  padding: 60px 20px;
  background-color: var(--bg-card);
}

body.dark .latest-updates {
  background-color: var(--bg-card-dark);
}

.updates-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 20px;
}

.update-card {
  padding: 20px;
  background-color: var(--bg-light);
  border-radius: 12px;
  transition: all 0.3s;
}

body.dark .update-card {
  background-color: var(--bg-dark);
}

.update-card:hover {
  transform: translateX(8px);
}

.update-date {
  font-size: 12px;
  color: var(--text-secondary);
  margin-bottom: 8px;
}

body.dark .update-date {
  color: var(--text-dark-secondary);
}

.update-title {
  font-size: 15px;
  font-weight: 600;
  margin-bottom: 6px;
  cursor: pointer;
  transition: color 0.3s;
}

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

body.dark .update-title:hover {
  color: var(--accent);
}

.update-desc {
  font-size: 13px;
  color: var(--text-secondary);
}

body.dark .update-desc {
  color: var(--text-dark-secondary);
}

.news-section {
  padding: 60px 20px;
}

.news-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}

@media (max-width: 768px) {
  .news-grid {
    grid-template-columns: 1fr;
  }
}

.news-card {
  display: flex;
  gap: 16px;
  padding: 20px;
  background-color: var(--bg-card);
  border-radius: 16px;
  cursor: pointer;
  transition: all 0.3s;
  border: 1px solid var(--border-light);
}

body.dark .news-card {
  background-color: var(--bg-card-dark);
  border-color: var(--border-dark);
}

.news-card:hover {
  box-shadow: var(--shadow-lg);
}

.news-image {
  width: 120px;
  height: 80px;
  border-radius: 10px;
  object-fit: cover;
  flex-shrink: 0;
}

.news-content {
  display: flex;
  flex-direction: column;
}

.news-title {
  font-size: 15px;
  font-weight: 600;
  margin-bottom: 6px;
  transition: color 0.3s;
}

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

body.dark .news-title:hover {
  color: var(--accent);
}

.news-desc {
  font-size: 13px;
  color: var(--text-secondary);
  flex-grow: 1;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

body.dark .news-desc {
  color: var(--text-dark-secondary);
}

.news-meta {
  display: flex;
  gap: 12px;
  margin-top: 8px;
}

.news-author, .news-time {
  font-size: 12px;
  color: var(--text-secondary);
}

body.dark .news-author, body.dark .news-time {
  color: var(--text-dark-secondary);
}

footer {
  background-color: var(--bg-card);
  border-top: 1px solid var(--border-light);
  padding: 40px 20px;
}

body.dark footer {
  background-color: var(--bg-card-dark);
  border-top-color: var(--border-dark);
}

.footer-content {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 32px;
  margin-bottom: 32px;
}

.footer-section h3 {
  font-size: 16px;
  font-weight: 600;
  margin-bottom: 16px;
}

.footer-links {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.footer-links a {
  text-decoration: none;
  color: var(--text-secondary);
  font-size: 14px;
  transition: color 0.3s;
}

.footer-links a:hover {
  color: var(--primary);
}

body.dark .footer-links a:hover {
  color: var(--accent);
}

.footer-bottom {
  text-align: center;
  padding-top: 20px;
  border-top: 1px solid var(--border-light);
  color: var(--text-secondary);
  font-size: 13px;
}

body.dark .footer-bottom {
  border-top-color: var(--border-dark);
  color: var(--text-dark-secondary);
}

.detail-page {
  padding: 40px 20px;
}

.detail-header {
  text-align: center;
  margin-bottom: 40px;
}

.detail-logo {
  width: 80px;
  height: 80px;
  border-radius: 20px;
  object-fit: cover;
  margin-bottom: 16px;
}

.detail-title {
  font-size: 2rem;
  font-weight: 700;
  margin-bottom: 8px;
}

.detail-category {
  display: inline-block;
  padding: 6px 16px;
  background-color: rgba(22, 93, 255, 0.1);
  color: var(--primary);
  font-size: 14px;
  border-radius: 20px;
}

body.dark .detail-category {
  background-color: rgba(0, 212, 255, 0.1);
  color: var(--accent);
}

.detail-rating {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  margin-top: 12px;
}

.detail-rating svg {
  width: 18px;
  height: 18px;
  fill: #FBBF24;
}

.detail-rating span {
  font-size: 16px;
  font-weight: 600;
}

.detail-actions {
  display: flex;
  justify-content: center;
  gap: 12px;
  margin-top: 24px;
}

.detail-visit-btn {
  padding: 12px 32px;
  background: linear-gradient(135deg, var(--primary), var(--secondary));
  color: white;
  font-size: 16px;
  font-weight: 600;
  border-radius: 10px;
  text-decoration: none;
  transition: all 0.3s;
  display: inline-flex;
  align-items: center;
  gap: 8px;
}

.detail-visit-btn:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
}

.detail-bookmark-btn {
  padding: 12px 24px;
  background-color: var(--bg-light);
  color: var(--text-primary);
  font-size: 16px;
  font-weight: 600;
  border-radius: 10px;
  border: none;
  cursor: pointer;
  transition: all 0.3s;
  display: inline-flex;
  align-items: center;
  gap: 8px;
}

body.dark .detail-bookmark-btn {
  background-color: var(--bg-dark);
  color: var(--text-dark-primary);
}

.detail-bookmark-btn:hover {
  background-color: rgba(22, 93, 255, 0.1);
}

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

.detail-section {
  background-color: var(--bg-card);
  border-radius: 16px;
  padding: 24px;
  margin-bottom: 20px;
  border: 1px solid var(--border-light);
}

body.dark .detail-section {
  background-color: var(--bg-card-dark);
  border-color: var(--border-dark);
}

.detail-section h3 {
  font-size: 1.25rem;
  font-weight: 600;
  margin-bottom: 16px;
  display: flex;
  align-items: center;
  gap: 8px;
}

.detail-section h3 svg {
  width: 20px;
  height: 20px;
  color: var(--primary);
}

body.dark .detail-section h3 svg {
  color: var(--accent);
}

.detail-desc {
  font-size: 15px;
  color: var(--text-secondary);
  line-height: 1.7;
}

body.dark .detail-desc {
  color: var(--text-dark-secondary);
}

.feature-list {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 12px;
}

.feature-item {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  padding: 12px;
  background-color: var(--bg-light);
  border-radius: 10px;
}

body.dark .feature-item {
  background-color: var(--bg-dark);
}

.feature-item svg {
  width: 20px;
  height: 20px;
  color: var(--primary);
  flex-shrink: 0;
}

body.dark .feature-item svg {
  color: var(--accent);
}

.feature-item span {
  font-size: 14px;
  color: var(--text-primary);
}

body.dark .feature-item span {
  color: var(--text-dark-primary);
}

.info-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 16px;
}

.info-box {
  padding: 16px;
  background-color: var(--bg-light);
  border-radius: 10px;
}

body.dark .info-box {
  background-color: var(--bg-dark);
}

.info-box h4 {
  font-size: 14px;
  font-weight: 600;
  margin-bottom: 8px;
  color: var(--text-secondary);
}

body.dark .info-box h4 {
  color: var(--text-dark-secondary);
}

.info-box p {
  font-size: 14px;
  color: var(--text-primary);
}

body.dark .info-box p {
  color: var(--text-dark-primary);
}

.info-box.good p {
  color: #10B981;
}

.mobile-menu-btn {
  display: none;
  width: 36px;
  height: 36px;
  border: none;
  background: transparent;
  border-radius: 8px;
  cursor: pointer;
  align-items: center;
  justify-content: center;
  color: var(--text-secondary);
  transition: all 0.3s;
}

.mobile-menu-btn:hover {
  background-color: rgba(0, 0, 0, 0.05);
  color: var(--primary);
}

.mobile-menu-btn svg {
  width: 20px;
  height: 20px;
}

.mobile-menu-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: rgba(0, 0, 0, 0.5);
  z-index: 2000;
  display: none;
  opacity: 0;
  transition: opacity 0.3s;
}

.mobile-menu-overlay.active {
  display: flex;
  opacity: 1;
}

.mobile-menu-close {
  position: absolute;
  top: 20px;
  right: 20px;
  width: 40px;
  height: 40px;
  border: none;
  background-color: rgba(255, 255, 255, 0.1);
  border-radius: 50%;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  transition: all 0.3s;
}

.mobile-menu-close:hover {
  background-color: rgba(255, 255, 255, 0.2);
}

.mobile-menu-close svg {
  width: 20px;
  height: 20px;
}

.mobile-nav {
  width: 80%;
  max-width: 320px;
  height: 100%;
  background-color: var(--bg-card);
  padding: 40px 24px;
  display: flex;
  align-items: flex-start;
}

body.dark .mobile-nav {
  background-color: var(--bg-card-dark);
}

.mobile-nav ul {
  list-style: none;
  width: 100%;
}

.mobile-nav li {
  margin-bottom: 16px;
}

.mobile-nav a {
  text-decoration: none;
  font-size: 18px;
  font-weight: 600;
  color: var(--text-primary);
  transition: color 0.3s;
}

body.dark .mobile-nav a {
  color: var(--text-dark-primary);
}

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

body.dark .mobile-nav a:hover {
  color: var(--accent);
}

.footer-social {
  display: flex;
  gap: 12px;
  margin-top: 16px;
}

.footer-social a {
  width: 36px;
  height: 36px;
  background-color: var(--bg-light);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  text-decoration: none;
  transition: all 0.3s;
}

body.dark .footer-social a {
  background-color: var(--bg-dark);
}

.footer-social a:hover {
  background-color: var(--primary);
  transform: translateY(-2px);
}

.footer-social svg {
  width: 18px;
  height: 18px;
  fill: var(--text-secondary);
}

.footer-social a:hover svg {
  fill: white;
}

.footer-meta {
  margin-top: 12px;
  font-size: 12px;
  color: var(--text-secondary);
  display: flex;
  align-items: center;
  gap: 8px;
}

body.dark .footer-meta {
  color: var(--text-dark-secondary);
}

.footer-meta svg {
  fill: #10B981;
}

@media (max-width: 768px) {
  header .container {
    padding: 10px 16px;
  }
  
  .nav-links {
    display: none;
  }
  
  .mobile-menu-btn {
    display: flex;
  }
  
  .hero {
    padding: 40px 16px;
  }
  
  .hero-content h1 {
    font-size: 1.75rem;
  }
  
  .search-box input {
    padding: 14px 16px 14px 44px;
  }
  
  .stats {
    margin-top: 30px;
  }
  
  .stat-item {
    padding: 16px;
  }
  
  .stat-number {
    font-size: 1.5rem;
  }
  
  .categories {
    padding: 30px 16px;
  }
  
  .category-grid {
    grid-template-columns: repeat(4, 1fr);
    gap: 12px;
  }
  
  .category-card {
    padding: 16px 8px;
  }
  
  .category-icon {
    width: 36px;
    height: 36px;
  }
  
  .category-icon svg {
    width: 18px;
    height: 18px;
  }
  
  .featured-tools {
    padding: 40px 16px;
  }
  
  .tools-grid {
    grid-template-columns: 1fr;
  }
  
  .latest-updates, .news-section {
    padding: 40px 16px;
  }
  
  .news-card {
    flex-direction: column;
  }
  
  .news-image {
    width: 100%;
    height: 120px;
  }
  
  .footer-content {
    grid-template-columns: 1fr 1fr;
    gap: 24px;
  }
}

@media (max-width: 480px) {
  .hero-content h1 {
    font-size: 1.5rem;
  }
  
  .hero-content p {
    font-size: 1rem;
  }
  
  .category-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .category-icon {
    width: 40px;
    height: 40px;
  }
  
  .footer-content {
    grid-template-columns: 1fr;
  }
}

.redirect-container {
  max-width: 500px;
  margin: 60px auto;
  padding: 40px 24px;
  background-color: var(--bg-card);
  border-radius: 20px;
  text-align: center;
  box-shadow: var(--shadow-xl);
  border: 1px solid var(--border-light);
}

body.dark .redirect-container {
  background-color: var(--bg-card-dark);
  border-color: var(--border-dark);
}

.redirect-logo {
  width: 80px;
  height: 80px;
  background: linear-gradient(135deg, var(--primary), var(--secondary));
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 20px;
}

.redirect-logo svg {
  width: 40px;
  height: 40px;
  fill: white;
}

.redirect-container h1 {
  font-size: 1.5rem;
  font-weight: 700;
  margin-bottom: 8px;
}

.redirect-container p {
  color: var(--text-secondary);
  margin-bottom: 24px;
}

body.dark .redirect-container p {
  color: var(--text-dark-secondary);
}

.redirect-info {
  background-color: var(--bg-light);
  border-radius: 12px;
  padding: 20px;
  margin-bottom: 24px;
  text-align: left;
}

body.dark .redirect-info {
  background-color: var(--bg-dark);
}

.redirect-info p {
  margin-bottom: 8px;
  font-size: 14px;
}

.redirect-domain {
  color: var(--primary);
  font-weight: 600;
  word-break: break-all;
}

body.dark .redirect-domain {
  color: var(--accent);
}

.redirect-countdown {
  font-size: 16px;
  color: var(--text-secondary);
  margin-bottom: 20px;
}

body.dark .redirect-countdown {
  color: var(--text-dark-secondary);
}

.redirect-countdown span {
  color: #EF4444;
  font-weight: 700;
  font-size: 1.25rem;
}

.redirect-buttons {
  display: flex;
  gap: 12px;
  justify-content: center;
}

.redirect-btn {
  padding: 12px 28px;
  border: none;
  border-radius: 10px;
  font-size: 15px;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.3s;
}

.redirect-btn-primary {
  background: linear-gradient(135deg, var(--primary), var(--secondary));
  color: white;
}

.redirect-btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
}

.redirect-btn-secondary {
  background-color: var(--bg-light);
  color: var(--text-primary);
}

body.dark .redirect-btn-secondary {
  background-color: var(--bg-dark);
  color: var(--text-dark-primary);
}

.redirect-btn-secondary:hover {
  background-color: rgba(239, 68, 68, 0.1);
  color: #EF4444;
}

.loading {
  display: flex;
  justify-content: center;
  align-items: center;
  padding: 40px;
}

.loading-circle {
  width: 40px;
  height: 40px;
  border: 3px solid var(--border-light);
  border-top-color: var(--primary);
  border-radius: 50%;
  animation: spin 1s linear infinite;
}

body.dark .loading-circle {
  border-color: var(--border-dark);
  border-top-color: var(--accent);
}

@keyframes spin {
  to {
    transform: rotate(360deg);
  }
}

.empty-state {
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 60px 20px;
}

.empty-state svg {
  width: 80px;
  height: 80px;
  color: var(--border-light);
  margin-bottom: 20px;
}

body.dark .empty-state svg {
  color: var(--border-dark);
}

.empty-state h3 {
  font-size: 1.25rem;
  font-weight: 600;
  margin-bottom: 8px;
}

.empty-state p {
  color: var(--text-secondary);
}

body.dark .empty-state p {
  color: var(--text-dark-secondary);
}