/* 易积分站内内容页（资讯/案例）共享样式 */
:root {
  --primary: #007bff;
  --text: #3b3b3b;
  --muted: #6b6b6b;
  --bg-soft: #f8f9fa;
}
* { box-sizing: border-box; }
body {
  margin: 0;
  font-family: "PingFang SC", "Microsoft YaHei", "Hiragino Sans GB", sans-serif;
  color: var(--text);
  line-height: 1.8;
  background: #fff;
}
a { color: var(--primary); text-decoration: none; }
a:hover { text-decoration: underline; }
img { max-width: 100%; }

/* 顶栏 */
.site-header {
  background: #fff;
  border-bottom: 1px solid #ececec;
  position: sticky;
  top: 0;
  z-index: 100;
}
.hdr {
  max-width: 1140px;
  margin: 0 auto;
  padding: 12px 16px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 10px;
}
.hdr .brand img { height: 40px; vertical-align: middle; }
.hdr nav { display: flex; flex-wrap: wrap; gap: 18px; }
.hdr nav a { color: #333; font-size: 15px; }
.hdr nav a:hover { color: var(--primary); text-decoration: none; }

/* 主体 */
.container {
  max-width: 900px;
  margin: 0 auto;
  padding: 24px 16px 48px;
}
.crumbs { font-size: 14px; color: var(--muted); margin-bottom: 18px; }
.crumbs a { color: var(--muted); }
.crumbs a:hover { color: var(--primary); }
.article-title {
  font-size: 28px;
  line-height: 1.4;
  margin: 0 0 10px;
  color: #222;
}
.article-meta { font-size: 14px; color: var(--muted); margin-bottom: 24px; }
.article-body h2 {
  font-size: 21px;
  margin: 32px 0 12px;
  padding-left: 10px;
  border-left: 4px solid var(--primary);
}
.article-body p { margin: 0 0 16px; font-size: 16px; }
.article-body ul, .article-body ol { padding-left: 22px; margin: 0 0 16px; }
.article-body li { margin-bottom: 8px; }
.article-body blockquote {
  margin: 0 0 16px;
  padding: 12px 16px;
  background: var(--bg-soft);
  border-left: 4px solid var(--primary);
  color: var(--muted);
}

/* 相关阅读 */
.related {
  margin-top: 40px;
  padding: 20px;
  background: var(--bg-soft);
  border-radius: 6px;
}
.related h3 { margin: 0 0 12px; font-size: 18px; }
.related ul { margin: 0; padding-left: 20px; }
.related li { margin-bottom: 8px; }

/* 列表页 */
.post-list { list-style: none; margin: 0; padding: 0; }
.post-list li {
  padding: 18px 0;
  border-bottom: 1px dashed #e3e3e3;
}
.post-list .post-title { font-size: 19px; font-weight: 600; }
.post-list .post-desc { color: var(--muted); font-size: 15px; margin-top: 6px; }
.post-list .post-date { font-size: 13px; color: #999; }

/* 案例卡片列表 */
.case-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 18px;
  padding: 0;
  margin: 0;
  list-style: none;
}
.case-grid li,
.case-grid .case-item {
  display: block;
  border: 1px solid #ececec;
  border-radius: 8px;
  padding: 18px;
  background: #fff;
  text-decoration: none;
  color: inherit;
  transition: box-shadow .2s, transform .2s;
}
.case-grid .case-item:hover {
  box-shadow: 0 6px 18px rgba(0, 0, 0, .08);
  transform: translateY(-2px);
}
.case-grid .case-logo,
.case-grid .case-item img { height: 56px; object-fit: contain; }
.case-grid .case-name,
.case-grid .case-item h3 { display: block; margin: 10px 0 6px; font-weight: 600; font-size: 16px; }
.case-grid p { margin: 0; font-size: 14px; color: var(--muted); }

/* 页脚 */
.site-footer {
  background: #2c3038;
  color: #cfd2d8;
  font-size: 14px;
  padding: 26px 16px;
}
.site-footer .container {
  padding: 0;
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 10px;
}
.site-footer a { color: #eaeaea; }
.site-footer .foot-links { display: flex; gap: 16px; flex-wrap: wrap; }

@media (max-width: 768px) {
  .article-title { font-size: 23px; }
  .hdr nav { gap: 12px; }
}