/* blog article theme — ported to mtc.css variables */

.breadcrumb { background: #fff; border-bottom: 1px solid var(--line); padding: 10px 20px; font-size: 12px; color: var(--muted); }
.breadcrumb a       { color: var(--muted); }
.breadcrumb a:hover { color: var(--brand); }
.breadcrumb span    { margin: 0 6px; }

.page-wrap {
  max-width: 1100px;
  margin: 0 auto;
  padding: 28px 20px;
  display: grid;
  grid-template-columns: 1fr 300px;
  gap: 32px;
}

.article-meta { margin-bottom: 20px; }

.topic-badge {
  display: inline-block;
  background: var(--brand);
  color: #fff;
  font-size: 11px;
  font-weight: bold;
  padding: 3px 10px;
  border-radius: 12px;
  margin-bottom: 10px;
  text-transform: uppercase;
  letter-spacing: .5px;
}

.article-title { font-family: var(--display); font-size: 28px; font-weight: bold; line-height: 1.3; margin-bottom: 12px; color: var(--ink); }
.article-date  { font-size: 12px; color: var(--muted); }

.feat-img { width: 100%; max-height: 440px; object-fit: cover; border-radius: 16px; margin-bottom: 28px; display: block; }

.article-body { font-size: 15px; line-height: 1.8; color: var(--ink); }
.article-body h2 { font-size: 20px; margin: 28px 0 12px; color: var(--ink); }
.article-body h3 { font-size: 17px; margin: 22px 0 10px; color: var(--ink); }
.article-body p  { margin-bottom: 16px; }
.article-body ul,
.article-body ol { margin: 12px 0 16px 22px; }
.article-body li { margin-bottom: 6px; }
.article-body img { border-radius: 6px; margin: 12px 0; }
.article-body blockquote { border-left: 4px solid var(--brand); padding: 10px 16px; background: var(--brand-soft); margin: 16px 0; font-style: italic; border-radius: 0 6px 6px 0; }
.article-body pre,
.article-body code { background: #f5f5f5; border-radius: 4px; font-family: monospace; font-size: 13px; }
.article-body pre  { padding: 12px; overflow-x: auto; margin: 12px 0; }
.article-body code { padding: 1px 5px; }
.article-body table { width: 100%; border-collapse: collapse; margin: 16px 0; }
.article-body th { background: #f0f0f0; padding: 8px; text-align: left; font-size: 13px; border: 1px solid var(--line); }
.article-body td { padding: 8px; border: 1px solid var(--line); font-size: 13px; }

.yt-section { margin: 28px 0; }
.yt-section h3 { font-size: 16px; margin-bottom: 12px; color: var(--ink); }
.yt-wrap { position: relative; padding-bottom: 56.25%; height: 0; overflow: hidden; border-radius: 16px; }
.yt-wrap iframe { position: absolute; top: 0; left: 0; width: 100%; height: 100%; border: 0; }

.comment-section {
  margin: 32px 0;
  padding: 20px;
  background: #fff;
  border-radius: 16px;
  border-left: 4px solid var(--brand);
  box-shadow: var(--shadow);
}
.comment-section h3 { font-size: 15px; margin-bottom: 10px; color: var(--ink); }
.comment-section p  { font-size: 14px; color: var(--muted); line-height: 1.7; }

.author-section {
  display: flex;
  align-items: center;
  gap: 14px;
  margin: 32px 0;
  padding: 18px;
  background: #fff;
  border-radius: 16px;
  box-shadow: var(--shadow);
}
.author-img {
  width: 56px;
  height: 56px;
  border-radius: 50%;
  object-fit: cover;
  flex-shrink: 0;
  background: #eee;
  border: 4px solid white;
  box-shadow: 0 4px 10px rgba(0,0,0,.1);
}
.author-info h4   { font-size: 14px; font-weight: bold; margin-bottom: 3px; color: var(--ink); }
.author-info span { font-size: 12px; color: var(--muted); }

.back-link { display: inline-block; margin-top: 28px; font-size: 13px; color: var(--muted); }
.back-link:hover { color: var(--brand); }

.sidebar { width: 300px; flex-shrink: 0; }
.sidebar-card { background: #fff; border-radius: 16px; box-shadow: var(--shadow); padding: 18px; margin-bottom: 20px; }
.sidebar-card h3 { font-size: 14px; font-weight: bold; margin-bottom: 14px; padding-bottom: 8px; border-bottom: 2px solid var(--brand); color: var(--ink); }

.recent-item { display: flex; gap: 10px; align-items: flex-start; padding: 8px 0; border-bottom: 1px solid var(--line); }
.recent-item:last-child { border-bottom: none; }
.recent-thumb { width: 52px; height: 40px; object-fit: cover; border-radius: 4px; flex-shrink: 0; background: #eee; }
.recent-info a { font-size: 12px; font-weight: bold; color: var(--ink); line-height: 1.4; display: block; }
.recent-info a:hover { color: var(--brand); }
.recent-info span { font-size: 11px; color: var(--muted); }

@media (max-width: 860px) {
  .page-wrap { grid-template-columns: 1fr; }
  .sidebar   { width: 100%; }
}