/* 文章详情页样式 */

.article-layout { padding-top: 42px; padding-bottom: 24px; }

.article-main { max-width: 780px; margin: 0 auto; }

.article-head .article-cat {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.14em;
  color: var(--brand-strong);
}

.article-head h1 {
  margin-top: 12px;
  font-size: clamp(26px, 3.2vw, 34px);
  line-height: 1.3;
}

.article-meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 16px;
  margin-top: 20px;
  padding-bottom: 24px;
  border-bottom: 1px solid var(--line);
  font-size: 13.5px;
  color: var(--muted);
}

.article-cover { margin: 22px 0 0; }

.article-cover img {
  width: 100%;
  height: auto;
  aspect-ratio: 16 / 9;
  object-fit: cover;
  border-radius: var(--radius-lg);
}

.article-cover figcaption { margin-top: 12px; font-size: 12.5px; color: var(--muted); }

.prose {
  margin-top: 26px;
  font-size: 16px;
  line-height: 1.85;
  color: #253a4b;
}

.prose h2 {
  margin: 32px 0 12px;
  font-size: 23px;
  color: var(--ink);
  padding-left: 14px;
  border-left: 3px solid var(--brand);
}

.prose h3 { margin: 30px 0 10px; font-size: 18.5px; color: var(--ink); }
.prose p { margin: 0 0 18px; }
.prose ul, .prose ol { margin: 0 0 20px; padding-left: 22px; }
.prose li { margin-bottom: 8px; }
.prose li::marker { color: var(--brand); }
.prose strong { color: var(--ink); font-weight: 600; }

.prose blockquote {
  margin: 24px 0;
  padding: 18px 22px;
  background: var(--surface);
  border-left: 3px solid var(--brand);
  border-radius: 0 var(--radius) var(--radius) 0;
  color: #33495a;
  font-size: 15.5px;
}

.prose table { width: 100%; border-collapse: collapse; margin: 22px 0 26px; font-size: 14.5px; }
.prose th, .prose td { border: 1px solid var(--line); padding: 11px 14px; text-align: left; vertical-align: top; }
.prose th { background: var(--surface); font-weight: 600; }

.article-foot {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  flex-wrap: wrap;
  margin-top: 32px;
  padding-top: 20px;
  border-top: 1px solid var(--line);
  font-size: 14px;
  color: var(--muted);
}

.related { padding: 40px 0 0; border-top: 1px solid var(--line); margin-top: 40px; }
.related h2 { font-size: 22px; }

.article-cta {
  margin-top: 32px;
  padding: 24px 26px;
  border-radius: var(--radius-lg);
  background: var(--brand-soft);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 22px;
  flex-wrap: wrap;
}

.article-cta p { font-size: 15.5px; color: #3f5566; max-width: 460px; }
.article-cta strong { color: var(--ink); }

@media (max-width: 640px) {
  .article-layout { padding-top: 32px; padding-bottom: 16px; }
  .prose { font-size: 16px; line-height: 1.9; }
  .prose h2 { font-size: 21px; }
  .article-cta { padding: 24px; }
}