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

.main-content {
  min-height: calc(100vh - 200px);
}

.hero {
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  color: #fff;
  padding: 60px 20px;
  text-align: center;
  margin-bottom: 40px;
}

.hero-title {
  font-size: 32px;
  margin-bottom: 20px;
  font-weight: 700;
}

.hero-desc {
  font-size: 18px;
  line-height: 1.8;
  max-width: 800px;
  margin: 0 auto;
}

.intro-section, .hot-section, .lists-section, .latest-section {
  margin-bottom: 60px;
}

.intro-section h2, .hot-section h2, .lists-section h2, .latest-section h2 {
  font-size: 28px;
  margin-bottom: 20px;
  color: #2c3e50;
  border-left: 4px solid #3498db;
  padding-left: 15px;
}

.intro-section p {
  font-size: 16px;
  line-height: 1.8;
  color: #555;
}

.intro-section a {
  color: #3498db;
  text-decoration: none;
}

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

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

.video-card {
  background: #fff;
  padding: 20px;
  border-radius: 8px;
  box-shadow: 0 2px 8px rgba(0,0,0,0.1);
  transition: transform 0.3s, box-shadow 0.3s;
}

.video-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 4px 16px rgba(0,0,0,0.15);
}

.video-card h3 {
  font-size: 18px;
  margin-bottom: 10px;
}

.video-card h3 a {
  color: #2c3e50;
  text-decoration: none;
}

.video-card h3 a:hover {
  color: #3498db;
}

.video-card .meta {
  font-size: 13px;
  color: #999;
  margin-bottom: 10px;
}

.video-card .oneline {
  font-size: 14px;
  color: #666;
  line-height: 1.6;
}

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

.list-card {
  background: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
  color: #fff;
  padding: 30px;
  border-radius: 8px;
  text-align: center;
  transition: transform 0.3s;
}

.list-card:hover {
  transform: scale(1.05);
}

.list-card h3 {
  font-size: 22px;
  margin-bottom: 10px;
}

.list-card h3 a {
  color: #fff;
  text-decoration: none;
}

.list-card p {
  font-size: 14px;
  opacity: 0.9;
}

.video-list {
  display: flex;
  flex-direction: column;
  gap: 15px;
}

.list-item {
  background: #fff;
  padding: 20px;
  border-radius: 8px;
  box-shadow: 0 2px 8px rgba(0,0,0,0.1);
}

.list-item h4 {
  font-size: 18px;
  margin-bottom: 10px;
}

.list-item h4 a {
  color: #2c3e50;
  text-decoration: none;
}

.list-item h4 a:hover {
  color: #3498db;
}

.list-item p {
  font-size: 14px;
  color: #666;
}

.page-title {
  font-size: 32px;
  margin-bottom: 15px;
  color: #2c3e50;
}

.page-desc {
  font-size: 16px;
  color: #666;
  margin-bottom: 40px;
  line-height: 1.8;
}

.video-list-detailed {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.list-item-detailed {
  background: #fff;
  padding: 25px;
  border-radius: 8px;
  box-shadow: 0 2px 8px rgba(0,0,0,0.1);
  display: flex;
  gap: 20px;
  align-items: flex-start;
}

.list-item-detailed .rank {
  font-size: 24px;
  font-weight: bold;
  color: #3498db;
  min-width: 50px;
}

.list-item-detailed .item-content {
  flex: 1;
}

.list-item-detailed h3 {
  font-size: 20px;
  margin-bottom: 10px;
}

.list-item-detailed h3 a {
  color: #2c3e50;
  text-decoration: none;
}

.list-item-detailed h3 a:hover {
  color: #3498db;
}

.list-item-detailed .meta {
  font-size: 13px;
  color: #999;
  margin-bottom: 10px;
}

.list-item-detailed .summary {
  font-size: 14px;
  color: #666;
  line-height: 1.6;
  margin-bottom: 10px;
}

.list-item-detailed .tags {
  font-size: 12px;
  color: #999;
}

.video-detail h1 {
  font-size: 36px;
  margin-bottom: 20px;
  color: #2c3e50;
}

.detail-info {
  background: #fff;
  padding: 20px;
  border-radius: 8px;
  box-shadow: 0 2px 8px rgba(0,0,0,0.1);
  margin-bottom: 30px;
}

.detail-info p {
  font-size: 15px;
  margin-bottom: 10px;
  color: #555;
}

.detail-section {
  background: #fff;
  padding: 25px;
  border-radius: 8px;
  box-shadow: 0 2px 8px rgba(0,0,0,0.1);
  margin-bottom: 30px;
}

.detail-section h2 {
  font-size: 24px;
  margin-bottom: 15px;
  color: #2c3e50;
  border-left: 4px solid #3498db;
  padding-left: 15px;
}

.detail-section p {
  font-size: 16px;
  line-height: 1.8;
  color: #555;
}

.related-section {
  margin-top: 40px;
}

.related-section h2 {
  font-size: 28px;
  margin-bottom: 20px;
  color: #2c3e50;
  border-left: 4px solid #3498db;
  padding-left: 15px;
}

.site-footer {
  background: #2c3e50;
  color: #fff;
  text-align: center;
  padding: 30px 20px;
  margin-top: 60px;
}

.site-footer p {
  font-size: 14px;
}

@media (max-width: 768px) {
  .hero-title {
    font-size: 24px;
  }

  .hero-desc {
    font-size: 16px;
  }

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

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

  .list-item-detailed {
    flex-direction: column;
  }

  .list-item-detailed .rank {
    min-width: auto;
  }

  .video-detail h1 {
    font-size: 28px;
  }
}