.blog-main { padding-top: 28px; }
.breadcrumbs { font-size: .85rem; color: var(--muted); }
.breadcrumbs ol { display: flex; flex-wrap: wrap; gap: 8px; list-style: none; padding: 0; margin: 0; }
.breadcrumbs li { overflow-wrap: anywhere; }
.breadcrumbs li + li::before { content: '/'; padding-right: 8px; opacity: .65; }
.blog-hero { padding-block: 48px 36px; }
.blog-hero h1 { font-size: clamp(2.5rem, 6vw, 5rem); max-width: 900px; }
.topic-links { display: flex; gap: 10px; flex-wrap: wrap; margin-top: 28px; }
.topic-links a { background: var(--surface); padding: 9px 14px; border: 1px solid var(--line); border-radius: 99px; text-decoration: none; font-weight: 700; font-size: .9rem; }
.topic-links a:hover { border-color: var(--accent); }
.blog-group { margin-block: 36px 56px; }
.blog-group > h2 { font-size: clamp(1.6rem, 3vw, 2.4rem); margin-bottom: 22px; }
.blog-grid { display: grid; grid-template-columns: repeat(2, minmax(0,1fr)); gap: 18px; }
.blog-card { border: 1px solid var(--line); border-radius: 22px; background: var(--surface); padding: clamp(24px, 4vw, 36px); display: flex; flex-direction: column; }
.blog-card h3 { font-size: clamp(1.3rem, 2.5vw, 1.8rem); line-height: 1.16; letter-spacing: -.025em; margin: 14px 0; }
.blog-card h3 a { text-decoration: none; }
.blog-card h3 a:hover { text-decoration: underline; text-underline-offset: 5px; }
.blog-category { font-size: .78rem; font-weight: 850; color: var(--accent); }
.blog-card p { color: var(--muted); margin: 0 0 24px; }
.blog-card-meta { display: flex; justify-content: space-between; gap: 16px; margin-top: auto; padding-top: 18px; border-top: 1px solid var(--line); color: var(--muted); font-size: .84rem; }
.blog-card-meta span { color: var(--accent); font-weight: 900; }
.article-header { padding-block: 40px 16px; max-width: 1000px; }
.article-header h1 { font-size: clamp(2.2rem, 5.2vw, 4.5rem); line-height: 1.05; letter-spacing: -.045em; }
.article-meta { color: var(--muted); font-size: .85rem; }
.article-intro { font-size: clamp(1.1rem, 2vw, 1.35rem); max-width: 850px; color: var(--muted); }
.translation-note { padding: 16px 20px; background: var(--surface); border-left: 4px solid var(--orange); border-radius: 8px; color: var(--muted); }
.article-layout { display: grid; grid-template-columns: minmax(210px, .7fr) minmax(0, 2fr); gap: clamp(28px, 5vw, 70px); align-items: start; margin-block: 30px 56px; }
.article-toc { position: sticky; top: 130px; padding: 22px; border: 1px solid var(--line); border-radius: 18px; background: var(--surface); }
.article-toc h2 { font-size: 1.1rem; letter-spacing: normal; }
.article-toc ol { padding-left: 20px; margin-bottom: 0; font-size: .9rem; }
.article-toc li + li { margin-top: 12px; }
.article-toc a { text-decoration-thickness: 1px; text-underline-offset: 3px; }
.article-body { max-width: 780px; font-size: 1.05rem; line-height: 1.8; }
.article-body section { margin-bottom: 40px; }
.article-body h2 { font-size: clamp(1.6rem, 3vw, 2.2rem); line-height: 1.15; letter-spacing: -.03em; }
.article-body p, .article-body li { color: var(--muted); }
.article-body li + li { margin-top: 12px; }
.article-body a { overflow-wrap: anywhere; }
.article-sources { border-top: 1px solid var(--line); padding-top: 28px; }
.article-sources a { color: var(--accent); }
@media (max-width: 800px) { .article-layout { grid-template-columns: 1fr; } .article-toc { position: static; } }
@media (max-width: 600px) { .blog-grid { grid-template-columns: 1fr; } .blog-hero { padding-top: 30px; } .article-header { padding-top: 28px; } }