/* ── Breadcrumb ─────────────────────────────────────────────── */
.blog-breadcrumb { background: #fff; border-bottom: 1px solid var(--border); font-size: .78rem; }
.blog-breadcrumb .container { padding-top: .55rem; padding-bottom: .55rem; }
.blog-breadcrumb__list { display: flex; gap: .4rem; align-items: center; list-style: none; flex-wrap: wrap; color: var(--gray); }
.blog-breadcrumb__list li + li::before { content: '/'; margin-right: .4rem; color: #cbd5e1; }
.blog-breadcrumb__list a:hover { color: var(--red); }
.blog-breadcrumb__current { color: var(--ink); font-weight: 500; }

/* ── Article Layout ─────────────────────────────────────────── */
.blog-article-main { padding: 2.5rem 0 4rem; }
.blog-article-grid { display: grid; grid-template-columns: 1fr 280px; gap: 2.5rem; align-items: start; }

/* ── Article Body ────────────────────────────────────────────── */
.blog-article-body { background: #fff; border-radius: 12px; box-shadow: 0 1px 6px rgba(0,0,0,.07); padding: 2.5rem; }
.blog-article-kicker { display: inline-block; font-size: .65rem; font-weight: 800; letter-spacing: .08em; text-transform: uppercase; background: var(--red); color: #fff; padding: .15rem .5rem; border-radius: 3px; margin-bottom: .75rem; }
.blog-article-title { font-size: 1.8rem; font-weight: 900; line-height: 1.35; margin-bottom: 1rem; color: var(--ink); }
.blog-article-meta { display: flex; gap: .5rem; align-items: center; font-size: .78rem; color: var(--gray); margin-bottom: 1.5rem; padding-bottom: 1rem; border-bottom: 2px solid var(--border); }
.blog-article-author { display: flex; align-items: center; gap: .3rem; }
.blog-article-sep { color: #cbd5e1; }
.blog-article-figure { margin: 0 0 2rem; border-radius: 8px; overflow: hidden; }
.blog-article-figure img { width: 100%; max-height: 500px; object-fit: cover; }

/* ── Article Content Typography ─────────────────────────────── */
.blog-article-content { font-size: 1rem; line-height: 1.9; color: #1e293b; }
.blog-article-content p { margin-bottom: 1.25rem; }
.blog-article-content h2 { font-size: 1.35rem; font-weight: 800; margin: 2rem 0 .75rem; }
.blog-article-content h3 { font-size: 1.1rem; font-weight: 700; margin: 1.5rem 0 .5rem; }
.blog-article-content img { max-width: 100%; border-radius: 6px; margin: 1rem 0; }
.blog-article-content a { color: var(--red); text-decoration: underline; }
.blog-article-content ul, .blog-article-content ol { padding-left: 1.5rem; margin-bottom: 1.25rem; }
.blog-article-content li { margin-bottom: .4rem; }
.blog-article-content blockquote { border-left: 3px solid var(--red); margin: 1.5rem 0; padding: .75rem 1.25rem; background: #f8fafc; color: #475569; font-style: italic; }

/* ── Share ───────────────────────────────────────────────────── */
.blog-article-share { display: flex; align-items: center; gap: .5rem; margin-top: 2rem; padding-top: 1.25rem; border-top: 1px solid var(--border); }
.blog-article-share__label { font-size: .75rem; color: var(--gray); font-weight: 600; margin-right: .25rem; }
.blog-article-share__btn { display: flex; align-items: center; gap: .3rem; font-size: .75rem; font-weight: 700; padding: .4rem .85rem; border: 1px solid var(--border); border-radius: 4px; cursor: pointer; transition: all .15s; }
.blog-article-share__btn:hover { border-color: var(--ink); background: var(--ink); color: #fff; }
.blog-article-share__btn--x:hover { border-color: #000; background: #000; color: #fff; }

/* ── Back link ───────────────────────────────────────────────── */
.blog-article-back { display: inline-block; margin-top: 1.75rem; font-size: .82rem; color: var(--gray); font-weight: 600; }
.blog-article-back:hover { color: var(--red); }

/* ── Sidebar ─────────────────────────────────────────────────── */
.blog-article-sidebar { position: sticky; top: 70px; display: flex; flex-direction: column; gap: 1rem; }
.blog-related-list { padding: .4rem 0; }
.blog-related-list li { border-bottom: 1px solid var(--border); padding: .5rem .9rem; font-size: .82rem; }
.blog-related-list li:last-child { border-bottom: none; }
.blog-related-list a { font-weight: 500; display: block; margin-bottom: .2rem; }
.blog-related-list a:hover { color: var(--red); }
.blog-related-date { font-size: .7rem; color: var(--gray); }

/* ── Responsive ──────────────────────────────────────────────── */
@media (max-width: 900px) {
  .blog-article-grid { grid-template-columns: 1fr; }
  .blog-article-sidebar { position: static; }
  .blog-article-title { font-size: 1.4rem; }
}
@media (max-width: 540px) {
  .blog-article-body { padding: 1.25rem; }
  .blog-article-title { font-size: 1.2rem; }
}