/* ================================================
   自定义首页布局：极简留白 · 精选内容感
   ================================================ */

/* 变量定义 */
:root {
  --custom-bg: #fafaf8;
  --custom-text: #222222;
  --custom-meta: #999999;
  --custom-accent: #5a7a6a;
  --custom-separator: #e0e0e0;
  --custom-card-gap: 56px;
  --custom-card-max: 780px;
}

/* 深色模式 */
[data-theme="dark"] {
  --custom-bg: #1a1a1a;
  --custom-text: #e8e8e8;
  --custom-meta: #888888;
  --custom-accent: #8faea0;
  --custom-separator: #333333;
}

/* 背景色 */
body {
  background: var(--custom-bg) !important;
}

/* 博客引言（副标题） */
#home-banner {
  text-align: center;
  padding: 60px 20px 40px;
  max-width: var(--custom-card-max);
  margin: 0 auto;
}

#home-banner .site-subtitle {
  font-size: 16px;
  color: var(--custom-meta);
  font-style: italic;
  letter-spacing: 2px;
  font-family: 'Source Han Serif SC', 'Noto Serif SC', Georgia, serif;
}

/* 文章列表容器 */
#recent-posts {
  max-width: var(--custom-card-max);
  margin: 0 auto;
  padding: 0 20px;
}

/* 文章卡片 */
.recent-post-item {
  max-width: 100%;
  margin-bottom: var(--custom-card-gap);
  background: transparent;
  border: none;
  box-shadow: none;
  padding-bottom: var(--custom-card-gap);
  border-bottom: 1px solid var(--custom-separator);
}

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

/* 封面区域 - 窄横幅 */
.post_cover {
  width: 100%;
  height: 180px;
  margin-bottom: 24px;
  border-radius: 8px;
  overflow: hidden;
  position: relative;
}

.post_cover a {
  display: block;
  width: 100%;
  height: 100%;
}

.post-bg {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.4s ease;
}

/* 封面蒙层 */
.post_cover::after {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: linear-gradient(
    to bottom,
    rgba(0, 0, 0, 0.1) 0%,
    rgba(0, 0, 0, 0.3) 100%
  );
  pointer-events: none;
}

/* 封面悬停效果 */
.recent-post-item:hover .post-bg {
  transform: scale(1.03);
}

/* 文章信息区域 */
.recent-post-info {
  padding: 0;
}

/* 标题 */
.article-title {
  font-size: 28px;
  font-weight: 700;
  color: var(--custom-text);
  line-height: 1.4;
  margin-bottom: 16px;
  font-family: 'Source Han Serif SC', 'Noto Serif SC', 'Playfair Display', Georgia, serif;
  transition: color 0.2s;
}

.article-title:hover {
  color: var(--custom-accent);
}

/* 元信息横向排列 */
.article-meta-wrap {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0;
  margin-bottom: 16px;
  font-size: 13px;
  color: var(--custom-meta);
}

/* 日期、分类、标签的容器 */
.article-meta-wrap > span {
  display: inline-flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 6px;
}

/* 分隔符 */
.article-meta-separator {
  color: var(--custom-separator);
  margin: 0 10px;
}

/* 分类样式 */
.article-meta__categories {
  color: var(--custom-accent);
  background: rgba(90, 122, 106, 0.1);
  padding: 2px 10px;
  border-radius: 4px;
  font-size: 12px;
  transition: background 0.2s;
}

.article-meta__categories:hover {
  background: rgba(90, 122, 106, 0.2);
}

/* 标签样式 */
.article-meta__tags {
  color: var(--custom-meta);
  border: 1px solid var(--custom-separator);
  padding: 2px 8px;
  border-radius: 12px;
  font-size: 11px;
  transition: all 0.2s;
}

.article-meta__tags:hover {
  border-color: var(--custom-accent);
  color: var(--custom-accent);
}

/* 文章摘要 */
.content {
  font-size: 15px;
  color: #666;
  line-height: 1.7;
  margin-top: 8px;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

[data-theme="dark"] .content {
  color: #888;
}

/* 分页器 */
#pagination {
  max-width: var(--custom-card-max);
  margin: 60px auto;
  padding: 0 20px;
  justify-content: center;
}

.pagination .page-number {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 40px;
  height: 40px;
  padding: 0 14px;
  margin: 0 4px;
  border: 1px solid var(--custom-separator);
  border-radius: 6px;
  font-size: 14px;
  color: var(--custom-text);
  transition: all 0.2s;
  background: transparent;
}

.pagination .page-number:hover {
  border-color: var(--custom-accent);
  color: var(--custom-accent);
}

.pagination .current.page-number,
.pagination .page-number.current {
  background: var(--custom-accent);
  border-color: var(--custom-accent);
  color: #fff;
  font-weight: 600;
}

.pagination .extend {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 40px;
  height: 40px;
  padding: 0 12px;
  margin: 0 4px;
  border: 1px solid var(--custom-separator);
  border-radius: 6px;
  color: var(--custom-meta);
  transition: all 0.2s;
  background: transparent;
}

.pagination .extend:hover {
  border-color: var(--custom-accent);
  color: var(--custom-accent);
}

/* 移动端适配 */
@media (max-width: 768px) {
  .article-title {
    font-size: 22px;
  }

  .post_cover {
    height: 160px;
  }

  .article-meta-wrap {
    font-size: 12px;
  }

  .article-meta-separator {
    margin: 0 6px;
  }

  #home-banner {
    padding: 40px 16px 30px;
  }

  #home-banner .site-subtitle {
    font-size: 14px;
  }

  :root {
    --custom-card-gap: 40px;
  }
}

/* 无封面时的样式 */
.no-cover .recent-post-info {
  padding-left: 0;
}

/* 强制全宽网格（隐藏侧边栏干扰） */
#recent-posts {
  width: 100%;
}

/* 去除 butterfly 默认的一些样式干扰 */
.recent-post-item {
  border-radius: 0;
}

.recent-post-item .post_cover {
  order: -1;
}

/* 精简动画 */
/* ================================================
   DeepSeek 卡片美化增强（整合版）
   ================================================ */

/* 卡片整体 — 底部渐变色条，悬停时滑入 */
#recent-posts .recent-post-item {
  position: relative;
  overflow: hidden;
}

#recent-posts .recent-post-item::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, #2d5a3b, #e07a5f);
  transform: scaleX(0);
  transition: transform 0.3s ease;
}
#recent-posts .recent-post-item:hover::after {
  transform: scaleX(1);
}

/* 封面图悬停放大 */
#recent-posts .recent-post-item .post_cover img,
#recent-posts .recent-post-item .card-cover img {
  transition: transform 0.5s ease;
}
#recent-posts .recent-post-item:hover .post_cover img,
#recent-posts .recent-post-item:hover .card-cover img {
  transform: scale(1.05);
}

/* 标题下划线滑入动画 */
#recent-posts .recent-post-item .article-title {
  position: relative;
  background: linear-gradient(#2d5a3b, #2d5a3b) no-repeat left bottom;
  background-size: 0 2px;
  transition: background-size 0.3s ease;
}
#recent-posts .recent-post-item:hover .article-title {
  background-size: 100% 2px;
}

/* 摘要文字 3 行截断 */
#recent-posts .recent-post-item .content {
  color: #666;
  font-size: 0.9rem;
  line-height: 1.7;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

/* 标签胶囊 hover */
#recent-posts .recent-post-item .article-meta__tags {
  border-radius: 20px;
  transition: background 0.2s, color 0.2s;
}
#recent-posts .recent-post-item .article-meta__tags:hover {
  background: #2d5a3b;
  color: #fff;
}