.main-content { max-width: 1200px; margin: 0 auto; padding: 30px 20px; }
.hero { text-align: center; padding: 60px 20px; background: linear-gradient(135deg, #667eea 0%, #764ba2 100%); color: #fff; border-radius: 10px; margin-bottom: 40px; }
.hero h1 { font-size: 32px; margin-bottom: 20px; }
.hero-desc { font-size: 18px; line-height: 1.8; max-width: 800px; margin: 0 auto; }
.intro-section { background: #fff; padding: 30px; border-radius: 8px; margin-bottom: 40px; box-shadow: 0 2px 8px rgba(0,0,0,0.1); }
.intro-section h2 { font-size: 24px; margin-bottom: 15px; color: #e74c3c; }
.intro-section p { line-height: 1.8; color: #666; }
.intro-section a { color: #e74c3c; text-decoration: underline; }
.content-section { margin-bottom: 50px; }
.content-section h2 { font-size: 26px; margin-bottom: 20px; color: #333; border-left: 4px solid #e74c3c; padding-left: 15px; }
.card-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(280px, 1fr)); gap: 20px; }
.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; }
.card:hover { transform: translateY(-5px); box-shadow: 0 4px 16px rgba(0,0,0,0.15); }
.card h3 { font-size: 18px; margin-bottom: 10px; }
.card h3 a { color: #333; }
.card h3 a:hover { color: #e74c3c; }
.card .meta { font-size: 13px; color: #999; margin-bottom: 10px; }
.card .desc { font-size: 14px; color: #666; line-height: 1.6; }
.link-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(250px, 1fr)); gap: 20px; }
.link-card { background: #fff; padding: 25px; border-radius: 8px; box-shadow: 0 2px 8px rgba(0,0,0,0.1); transition: all 0.3s; border-left: 4px solid #e74c3c; }
.link-card:hover { transform: translateX(5px); box-shadow: 0 4px 16px rgba(0,0,0,0.15); }
.link-card h3 { font-size: 20px; margin-bottom: 10px; color: #e74c3c; }
.link-card p { font-size: 14px; color: #666; }
.footer { background: #333; color: #fff; text-align: center; padding: 30px 20px; margin-top: 60px; }
.list-page .page-header { text-align: center; margin-bottom: 40px; padding: 40px 20px; background: #fff; border-radius: 8px; }
.list-page .page-header h1 { font-size: 32px; margin-bottom: 15px; color: #333; }
.list-page .page-header p { font-size: 16px; color: #666; line-height: 1.8; }
.list-container { background: #fff; padding: 30px; border-radius: 8px; }
.list-card { display: flex; gap: 15px; padding: 20px; border-bottom: 1px solid #eee; transition: background 0.3s; }
.list-card:last-child { border-bottom: none; }
.list-card:hover { background: #f9f9f9; }
.list-card .rank { font-size: 24px; font-weight: bold; color: #e74c3c; min-width: 40px; }
.list-card .date { font-size: 14px; color: #999; min-width: 60px; }
.list-card-content { flex: 1; }
.list-card h3 { font-size: 18px; margin-bottom: 8px; }
.list-card h3 a { color: #333; }
.list-card h3 a:hover { color: #e74c3c; }
.list-card .meta { font-size: 13px; color: #999; margin-bottom: 8px; }
.list-card .desc { font-size: 14px; color: #666; line-height: 1.6; }
.detail-page { background: #fff; }
.detail-container { max-width: 900px; margin: 0 auto; padding: 40px 30px; }
.detail-container h1 { font-size: 32px; margin-bottom: 30px; color: #333; border-bottom: 3px solid #e74c3c; padding-bottom: 15px; }
.detail-info { background: #f9f9f9; padding: 20px; border-radius: 8px; margin-bottom: 30px; }
.detail-info p { margin-bottom: 10px; font-size: 15px; color: #666; }
.detail-info strong { color: #333; }
.detail-section { margin-bottom: 40px; }
.detail-section h2 { font-size: 22px; margin-bottom: 15px; color: #e74c3c; border-left: 4px solid #e74c3c; padding-left: 12px; }
.detail-section p { font-size: 15px; line-height: 1.8; color: #666; }
.related-section { margin-top: 50px; padding-top: 30px; border-top: 2px solid #eee; }
.related-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(250px, 1fr)); gap: 20px; }
.related-card { background: #f9f9f9; padding: 15px; border-radius: 6px; transition: all 0.3s; }
.related-card:hover { background: #fff; box-shadow: 0 2px 8px rgba(0,0,0,0.1); }
.related-card h4 { font-size: 16px; margin-bottom: 8px; }
.related-card h4 a { color: #333; }
.related-card h4 a:hover { color: #e74c3c; }
.related-card .meta { font-size: 12px; color: #999; margin-bottom: 6px; }
.related-card .desc { font-size: 13px; color: #666; line-height: 1.5; }
@media (max-width: 768px) {
  .hero { padding: 40px 15px; }
  .hero h1 { font-size: 24px; }
  .hero-desc { font-size: 16px; }
  .content-section h2 { font-size: 22px; }
  .card-grid { grid-template-columns: 1fr; }
  .detail-container { padding: 20px 15px; }
  .detail-container h1 { font-size: 26px; }
}