:root {
  --bg: #ffffff;
  --page-bg: #f7f7f7;
  --text: #333333;
  --text-sub: #888888;
  --accent: #07c160;
  --accent-dark: #05904a;
  --border: #e8e8e8;
  --card: #ffffff;
}

* { margin: 0; padding: 0; box-sizing: border-box; }

body {
  font-family: -apple-system, BlinkMacSystemFont, "PingFang SC", "Hiragino Sans GB",
    "Microsoft YaHei", sans-serif;
  background: var(--page-bg);
  color: var(--text);
  font-size: 16px;
  line-height: 1.7;
}

.site-header {
  background: var(--bg);
  border-bottom: 1px solid var(--border);
  padding: 14px 20px;
  display: flex;
  align-items: baseline;
  justify-content: center;
  gap: 12px;
  flex-wrap: wrap;
  text-align: center;
  justify-content: center;
}
.site-header.home {
  display: block;
  text-align: center;
  padding: 36px 20px 30px;
}
.brand {
  font-size: 18px;
  font-weight: 600;
  color: var(--accent-dark);
  text-decoration: none;
}
.brand-sub { font-size: 13px; color: var(--text-sub); }
.brand-big { font-size: 26px; font-weight: 600; letter-spacing: 1px; }
.intro { color: var(--text-sub); font-size: 14px; margin-top: 6px; }

.page {
  max-width: 680px;
  margin: 0 auto;
  padding: 24px 20px 40px;
}

article {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 28px 24px;
}

.article-title { font-size: 22px; font-weight: 600; line-height: 1.4; }
.article-meta {
  display: flex;
  gap: 14px;
  color: var(--text-sub);
  font-size: 13px;
  margin: 14px 0 24px;
  padding-bottom: 16px;
  border-bottom: 1px solid var(--border);
}
.article-meta .account { color: var(--accent-dark); }

.article-content p { margin: 1em 0; font-size: 16px; line-height: 1.85; }
.article-content img {
  max-width: 100%;
  height: auto;
  border-radius: 6px;
  display: block;
  margin: 16px auto;
}
.article-content h1, .article-content h2, .article-content h3 {
  margin: 1.4em 0 0.6em;
  font-weight: 600;
}
.article-content section { margin: 1em 0; }
.article-content blockquote {
  border-left: 3px solid var(--accent);
  padding-left: 14px;
  color: var(--text-sub);
  margin: 1em 0;
}
.article-content strong { font-weight: 600; }

.follow-box {
  margin-top: 32px;
  background: #f2fbf6;
  border: 1px solid #d5ecdd;
  border-radius: 12px;
  padding: 18px;
  display: flex;
  align-items: center;
  gap: 16px;
}
.follow-box.center { flex-direction: column; text-align: center; margin-top: 28px; }
.follow-box .qr { width: 96px; height: 96px; border-radius: 8px; margin: 0; flex-shrink: 0; }
.follow-text { display: flex; flex-direction: column; gap: 4px; font-size: 14px; }
.follow-text strong { font-size: 15px; }
.origin-link {
  color: var(--accent-dark);
  text-decoration: none;
  margin-top: 4px;
  font-weight: 600;
}
.origin-link:hover { text-decoration: underline; }

.article-nav { text-align: center; margin: 24px 0; }
.article-nav a { color: var(--accent-dark); text-decoration: none; font-size: 14px; }

.list-heading { font-size: 17px; font-weight: 600; margin-bottom: 14px; }
.article-list { list-style: none; }
.article-list .item { margin-bottom: 14px; }
.article-list .item a {
  display: block;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 18px 20px;
  text-decoration: none;
  color: inherit;
  transition: border-color 0.15s;
}
.article-list .item a:hover { border-color: var(--accent); }
.article-list h3 { font-size: 17px; font-weight: 600; line-height: 1.4; }
.item-desc {
  color: var(--text-sub);
  font-size: 14px;
  margin-top: 6px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.item-meta { color: var(--text-sub); font-size: 12px; margin-top: 8px; }

.pager {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  flex-wrap: wrap;
  margin: 22px 0 8px;
}
.pager-btn {
  display: inline-block;
  padding: 8px 14px;
  border: 1px solid var(--border);
  border-radius: 999px;
  background: var(--card);
  color: var(--text);
  font-size: 14px;
  text-decoration: none;
}
.pager-btn:hover { border-color: var(--accent); color: var(--accent-dark); }
.pager-btn.disabled { color: #c4c4c4; background: #fafafa; }
.pager-pages { display: flex; gap: 6px; flex-wrap: wrap; justify-content: center; }
.pager-num {
  min-width: 32px;
  height: 32px;
  line-height: 30px;
  text-align: center;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: var(--card);
  color: var(--text);
  font-size: 14px;
  text-decoration: none;
  padding: 0 6px;
}
.pager-num:hover { border-color: var(--accent); color: var(--accent-dark); }
.pager-num.current {
  background: var(--accent);
  border-color: var(--accent);
  color: #ffffff;
}
.pager-info {
  text-align: center;
  color: var(--text-sub);
  font-size: 12px;
  margin-bottom: 6px;
}

.site-footer {
  text-align: center;
  color: var(--text-sub);
  font-size: 12px;
  padding: 20px;
  border-top: 1px solid var(--border);
}

@media (max-width: 480px) {
  article { padding: 20px 16px; }
  .article-title { font-size: 19px; }
}