.container { max-width: 1200px; margin: 0 auto; padding: 20px; }
.hero { text-align: center; padding: 40px 20px; background: #fff; border-radius: 8px; margin-bottom: 30px; }
.hero h1 { font-size: 2em; color: #1890ff; margin-bottom: 15px; }
.intro { font-size: 1.1em; color: #666; line-height: 1.8; }
section { background: #fff; border-radius: 8px; padding: 30px; margin-bottom: 20px; }
h2 { font-size: 1.5em; margin-bottom: 20px; color: #333; border-left: 4px solid #1890ff; padding-left: 15px; }
.video-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(280px, 1fr)); gap: 20px; }
.video-card { border: 1px solid #e8e8e8; border-radius: 8px; padding: 15px; transition: all 0.3s; }
.video-card:hover { box-shadow: 0 4px 12px rgba(0,0,0,0.1); transform: translateY(-2px); }
.video-card h3 { font-size: 1.1em; margin-bottom: 8px; }
.video-card h3 a { color: #333; }
.video-card h3 a:hover { color: #1890ff; }
.meta { font-size: 0.9em; color: #999; margin-bottom: 8px; }
.desc { font-size: 0.95em; color: #666; }
.rank-list, .latest-list { display: flex; flex-direction: column; gap: 12px; }
.rank-item, .latest-item { display: flex; align-items: center; padding: 10px; border-bottom: 1px solid #f0f0f0; }
.rank-num { display: inline-block; width: 30px; height: 30px; line-height: 30px; text-align: center; background: #1890ff; color: #fff; border-radius: 50%; margin-right: 15px; font-weight: bold; }
.latest-item a { flex: 1; }
.year { color: #999; font-size: 0.9em; }
.section-desc { color: #666; margin-bottom: 15px; }
.section-desc a { color: #1890ff; text-decoration: underline; }
.page-header { text-align: center; margin-bottom: 30px; }
.list-container { display: flex; flex-direction: column; gap: 15px; }
.list-card { background: #fff; border: 1px solid #e8e8e8; border-radius: 8px; padding: 20px; position: relative; }
.list-card .rank { position: absolute; top: 15px; right: 15px; background: #ff4d4f; color: #fff; padding: 5px 12px; border-radius: 4px; font-weight: bold; }
.list-card .date, .list-card .tags { position: absolute; top: 15px; right: 15px; color: #999; font-size: 0.9em; }
.list-card h3 { margin-bottom: 10px; font-size: 1.2em; }
.list-card h3 a { color: #333; }
.list-card h3 a:hover { color: #1890ff; }
.summary { color: #666; line-height: 1.6; }
.detail-page { background: #fff; border-radius: 8px; padding: 30px; }
.detail-page h1 { font-size: 2em; margin-bottom: 20px; color: #333; }
.info-box { background: #f9f9f9; border-radius: 8px; padding: 20px; }
.info-list { list-style: none; }
.info-list li { padding: 8px 0; border-bottom: 1px solid #e8e8e8; }
.info-list li:last-child { border-bottom: none; }
.highlight { background: #e6f7ff; border-left: 4px solid #1890ff; padding: 20px; border-radius: 4px; }
.one-line { font-size: 1.1em; color: #333; font-weight: 500; }
.summary p, .review p { line-height: 1.8; color: #666; }
.related-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(260px, 1fr)); gap: 15px; }
.related-card { border: 1px solid #e8e8e8; border-radius: 8px; padding: 15px; transition: all 0.3s; }
.related-card:hover { box-shadow: 0 4px 12px rgba(0,0,0,0.1); }
.related-card h4 { margin-bottom: 8px; font-size: 1em; }
.related-card h4 a { color: #333; }
.related-card h4 a:hover { color: #1890ff; }
.related-card p { font-size: 0.9em; color: #666; }
.footer { text-align: center; padding: 30px; color: #999; }
.active { color: #1890ff !important; font-weight: bold; }
@media (max-width: 768px) {
  .hero h1 { font-size: 1.5em; }
  .video-grid { grid-template-columns: 1fr; }
  .related-grid { grid-template-columns: 1fr; }
  .container { padding: 15px; }
  section { padding: 20px 15px; }
}