/* 全局样式 */
body {
  margin: 0;
  padding: 0;
  min-height: 100vh;
}

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

/* 首页样式 */
.hero {
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  color: white;
  padding: 60px 20px;
  text-align: center;
}

.hero h1 {
  font-size: 2.5em;
  margin-bottom: 20px;
}

.hero .intro {
  font-size: 1.1em;
  line-height: 1.8;
  max-width: 800px;
  margin: 0 auto;
}

.home-page section {
  padding: 40px 0;
}

.home-page h2 {
  font-size: 2em;
  margin-bottom: 30px;
  color: #333;
}

.video-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 20px;
  margin-bottom: 30px;
}

.video-card {
  background: white;
  border-radius: 8px;
  padding: 20px;
  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: 1.3em;
  margin-bottom: 10px;
}

.video-card .meta {
  color: #666;
  font-size: 0.9em;
  margin-bottom: 10px;
}

.video-card .oneline,
.video-card .desc {
  color: #555;
  line-height: 1.6;
}

.video-list {
  list-style: none;
  padding: 0;
}

.video-list li {
  background: white;
  padding: 15px 20px;
  margin-bottom: 10px;
  border-radius: 4px;
  border-left: 4px solid #667eea;
}

.video-list .year {
  color: #999;
  margin-left: 10px;
}

.more-link {
  text-align: center;
  margin-top: 30px;
  font-size: 1.1em;
}

/* 列表页样式 */
.list-page h1 {
  font-size: 2.5em;
  margin-bottom: 20px;
  color: #333;
}

.page-intro {
  font-size: 1.1em;
  line-height: 1.8;
  color: #555;
  margin-bottom: 40px;
}

.group-title {
  background: #667eea;
  color: white;
  padding: 10px 20px;
  margin: 30px 0 20px 0;
  border-radius: 4px;
}

.rank, .date, .theme {
  display: inline-block;
  background: #ffa726;
  color: white;
  padding: 5px 12px;
  border-radius: 4px;
  font-weight: bold;
  margin-bottom: 10px;
}

/* 详情页样式 */
.detail-page h1 {
  font-size: 2.2em;
  margin-bottom: 30px;
  color: #333;
}

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

.info-item {
  padding: 10px 0;
  border-bottom: 1px solid #eee;
  font-size: 1.05em;
}

.info-item:last-child {
  border-bottom: none;
}

.video-highlight,
.video-summary,
.video-review,
.related-videos {
  background: white;
  padding: 30px;
  border-radius: 8px;
  margin-bottom: 30px;
  box-shadow: 0 2px 8px rgba(0,0,0,0.1);
}

.video-highlight h2,
.video-summary h2,
.video-review h2,
.related-videos h2 {
  font-size: 1.6em;
  margin-bottom: 20px;
  color: #667eea;
}

.video-summary p,
.video-review p {
  line-height: 1.8;
  font-size: 1.05em;
  color: #555;
}

/* 响应式 */
@media (max-width: 768px) {
  .hero h1 {
    font-size: 1.8em;
  }

  .hero .intro {
    font-size: 1em;
  }

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

  .container {
    padding: 15px;
  }
}