/* 全局样式 */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
}

/* 主要内容区 */
main {
  min-height: calc(100vh - 200px);
  padding: 40px 0;
}

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

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

.hero .intro {
  font-size: 1.1em;
  line-height: 1.8;
  max-width: 900px;
  margin: 0 auto;
  opacity: 0.95;
}

/* 分区样式 */
section {
  margin-bottom: 50px;
}

section h2 {
  font-size: 1.8em;
  margin-bottom: 25px;
  color: #2c3e50;
  border-left: 4px solid #e74c3c;
  padding-left: 15px;
}

/* 卡片网格 */
.card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 25px;
  margin-bottom: 20px;
}

.card {
  background: #fff;
  border-radius: 8px;
  padding: 20px;
  box-shadow: 0 2px 12px rgba(0, 0, 0, 0.08);
  transition: transform 0.3s, box-shadow 0.3s;
}

.card:hover {
  transform: translateY(-5px);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.15);
}

.card h3 {
  font-size: 1.3em;
  margin-bottom: 10px;
  color: #2c3e50;
}

.card h3 a {
  color: #2c3e50;
  transition: color 0.3s;
}

.card h3 a:hover {
  color: #e74c3c;
}

.card .meta {
  font-size: 0.9em;
  color: #7f8c8d;
  margin-bottom: 12px;
}

.card .desc {
  font-size: 0.95em;
  color: #555;
  line-height: 1.6;
}

/* 更多链接 */
.more {
  text-align: center;
  margin-top: 30px;
}

.more a {
  display: inline-block;
  padding: 12px 30px;
  background: #e74c3c;
  color: #fff;
  border-radius: 25px;
  font-weight: bold;
  transition: background 0.3s;
}

.more a:hover {
  background: #c0392b;
}

/* 链接列表 */
.link-list {
  background: #fff;
  border-radius: 8px;
  padding: 30px;
  box-shadow: 0 2px 12px rgba(0, 0, 0, 0.08);
}

.link-list li {
  padding: 15px 0;
  border-bottom: 1px solid #ecf0f1;
  font-size: 1.05em;
}

.link-list li:last-child {
  border-bottom: none;
}

.link-list a {
  color: #3498db;
  font-weight: bold;
  transition: color 0.3s;
}

.link-list a:hover {
  color: #2980b9;
}

/* 列表页样式 */
.page-header {
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  color: #fff;
  padding: 50px 0;
  text-align: center;
  margin-bottom: 40px;
}

.page-header h1 {
  font-size: 2.2em;
  margin-bottom: 15px;
}

.page-header p {
  font-size: 1.05em;
  max-width: 800px;
  margin: 0 auto;
  opacity: 0.95;
  line-height: 1.8;
}

.list-section {
  background: #fff;
  border-radius: 8px;
  padding: 30px;
  box-shadow: 0 2px 12px rgba(0, 0, 0, 0.08);
}

.list-item {
  padding: 25px 0;
  border-bottom: 1px solid #ecf0f1;
  position: relative;
}

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

.list-item .rank {
  position: absolute;
  left: 0;
  top: 25px;
  font-size: 2em;
  font-weight: bold;
  color: #e74c3c;
  width: 50px;
}

.list-item .date {
  position: absolute;
  right: 0;
  top: 25px;
  font-size: 0.9em;
  color: #7f8c8d;
  background: #ecf0f1;
  padding: 5px 12px;
  border-radius: 15px;
}

.list-item h3 {
  font-size: 1.4em;
  margin-bottom: 10px;
  margin-left: 60px;
}

.list-item h3 a {
  color: #2c3e50;
  transition: color 0.3s;
}

.list-item h3 a:hover {
  color: #e74c3c;
}

.list-item .meta {
  font-size: 0.9em;
  color: #7f8c8d;
  margin-bottom: 10px;
  margin-left: 60px;
}

.list-item .desc {
  font-size: 0.95em;
  color: #555;
  line-height: 1.6;
  margin-left: 60px;
}

/* 详情页样式 */
.detail {
  background: #fff;
  border-radius: 8px;
  padding: 40px;
  box-shadow: 0 2px 12px rgba(0, 0, 0, 0.08);
  max-width: 900px;
  margin: 0 auto;
}

.detail h1 {
  font-size: 2.2em;
  margin-bottom: 30px;
  color: #2c3e50;
  border-bottom: 3px solid #e74c3c;
  padding-bottom: 15px;
}

.detail-info ul {
  list-style: none;
  background: #f8f9fa;
  padding: 20px;
  border-radius: 8px;
  margin-bottom: 30px;
}

.detail-info li {
  padding: 8px 0;
  font-size: 1.05em;
}

.detail-info strong {
  color: #2c3e50;
  min-width: 80px;
  display: inline-block;
}

.detail-oneline,
.detail-summary,
.detail-review {
  margin-bottom: 30px;
}

.detail-oneline h2,
.detail-summary h2,
.detail-review h2,
.detail-related h2 {
  font-size: 1.5em;
  margin-bottom: 15px;
  color: #2c3e50;
  border-left: 4px solid #3498db;
  padding-left: 12px;
}

.detail-oneline p,
.detail-summary p,
.detail-review p {
  font-size: 1.05em;
  line-height: 1.8;
  color: #555;
  text-indent: 2em;
}

.detail-related {
  margin-top: 40px;
  padding-top: 30px;
  border-top: 2px solid #ecf0f1;
}

.related-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
  gap: 20px;
}

.related-item {
  background: #f8f9fa;
  padding: 15px;
  border-radius: 8px;
  border-left: 3px solid #3498db;
  transition: background 0.3s;
}

.related-item:hover {
  background: #e8f4f8;
}

.related-item h4 {
  font-size: 1.1em;
  margin-bottom: 8px;
}

.related-item h4 a {
  color: #2c3e50;
  transition: color 0.3s;
}

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

.related-item p {
  font-size: 0.9em;
  color: #7f8c8d;
  line-height: 1.5;
}

/* 页脚 */
footer {
  background: #2c3e50;
  color: #ecf0f1;
  padding: 30px 0;
  text-align: center;
  margin-top: 60px;
}

footer p {
  font-size: 0.95em;
}

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

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

  section h2 {
    font-size: 1.5em;
  }

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

  .list-item .rank,
  .list-item .date {
    position: static;
    display: inline-block;
    margin-bottom: 10px;
  }

  .list-item h3,
  .list-item .meta,
  .list-item .desc {
    margin-left: 0;
  }

  .detail {
    padding: 20px;
  }

  .detail h1 {
    font-size: 1.6em;
  }

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

/* UI 风格变体 */
.ui-style-0 { --primary: #3498db; }
.ui-style-1 { --primary: #e74c3c; }
.ui-style-2 { --primary: #2ecc71; }
.ui-style-3 { --primary: #f39c12; }
.ui-style-4 { --primary: #9b59b6; }
.ui-style-5 { --primary: #1abc9c; }
.ui-style-6 { --primary: #34495e; }
.ui-style-7 { --primary: #e67e22; }
.ui-style-8 { --primary: #16a085; }
.ui-style-9 { --primary: #c0392b; }
.ui-style-10 { --primary: #d35400; }
.ui-style-11 { --primary: #27ae60; }
.ui-style-12 { --primary: #8e44ad; }
.ui-style-13 { --primary: #2980b9; }
.ui-style-14 { --primary: #f1c40f; }
.ui-style-15 { --primary: #7f8c8d; }