.blog-main { min-height: 60vh; }
.blog-hero { padding: 68px 0 44px; background: linear-gradient(180deg, #faf9ff 0%, #fff 100%); border-bottom: 1px solid var(--line); }
.blog-hero h1 { margin: 8px 0 12px; font-size: clamp(38px, 5vw, 58px); line-height: 1.08; letter-spacing: -.05em; }
.blog-hero p { max-width: 700px; margin: 0; color: var(--muted); font-size: 17px; }
.blog-content { padding: 42px 0 88px; }
.blog-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 20px; }
.blog-card { min-width: 0; overflow: hidden; border: 1px solid var(--line); border-radius: 18px; background: #fff; transition: border-color .2s ease, box-shadow .2s ease, transform .2s ease; }
.blog-card:hover { transform: translateY(-2px); border-color: #d7c9ff; box-shadow: 0 12px 30px rgba(17, 19, 26, .08); }
.blog-card:focus-within { outline: 3px solid rgba(124, 58, 237, .35); outline-offset: 3px; }
.blog-card-image { display: block; width: 100%; aspect-ratio: 16 / 9; object-fit: cover; background: var(--soft); }
.blog-card-body { padding: 22px; }
.blog-meta { display: flex; flex-wrap: wrap; align-items: center; gap: 8px 12px; color: var(--muted); font-size: 12px; font-weight: 600; }
.blog-category { color: var(--primary-dark); }
.blog-card h2 { margin: 12px 0 8px; font-size: 20px; line-height: 1.3; letter-spacing: -.025em; }
.blog-card p { margin: 0; color: var(--muted); font-size: 14px; }
.blog-card-link { display: inline-flex; margin-top: 18px; color: var(--primary-dark); font-size: 13px; font-weight: 800; }
.blog-empty { max-width: 650px; padding: 32px; border: 1px solid var(--line); border-radius: 18px; background: var(--soft); }
.blog-empty h2 { margin: 0 0 8px; font-size: 22px; }
.blog-empty p { margin: 0 0 18px; color: var(--muted); }
.blog-pagination { display: flex; justify-content: center; align-items: center; gap: 18px; margin-top: 40px; color: var(--muted); font-size: 14px; }
.blog-pagination a { color: var(--primary-dark); font-weight: 700; }
.blog-article-wrap { width: min(100% - 40px, 780px); margin: 0 auto; padding: 32px 0 88px; }
.blog-breadcrumbs { margin: 0 0 30px; color: var(--muted); font-size: 13px; }
.blog-breadcrumbs ol { display: flex; flex-wrap: wrap; gap: 8px; margin: 0; padding: 0; list-style: none; }
.blog-breadcrumbs li + li::before { content: '›'; margin-right: 8px; color: #a1a1aa; }
.blog-breadcrumbs a, .blog-back-link { color: var(--primary-dark); font-weight: 600; }
.blog-article-header { margin-bottom: 30px; }
.blog-article-header h1 { margin: 14px 0 16px; font-size: clamp(36px, 5.4vw, 58px); line-height: 1.08; letter-spacing: -.05em; }
.blog-article-description { margin: 0 0 16px; color: var(--muted); font-size: 19px; line-height: 1.55; }
.blog-cover { display: block; width: 100%; aspect-ratio: 16 / 9; max-height: 480px; margin: 30px 0 38px; border-radius: 18px; object-fit: cover; background: var(--soft); }
.blog-prose { color: #272b33; font-size: 17px; line-height: 1.8; overflow-wrap: anywhere; }
.blog-prose > :first-child { margin-top: 0; }
.blog-prose h2, .blog-prose h3, .blog-prose h4 { color: var(--text); line-height: 1.25; letter-spacing: -.025em; }
.blog-prose h2 { margin: 42px 0 14px; font-size: clamp(26px, 4vw, 34px); }
.blog-prose h3 { margin: 30px 0 10px; font-size: 23px; }
.blog-prose h4 { margin: 24px 0 8px; font-size: 19px; }
.blog-prose p { margin: 0 0 20px; }
.blog-prose a { color: var(--primary-dark); text-decoration: underline; text-underline-offset: 3px; }
.blog-prose ul, .blog-prose ol { margin: 0 0 22px; padding-left: 1.5em; }
.blog-prose li { padding-left: .2em; margin: 5px 0; }
.blog-prose blockquote { margin: 26px 0; padding: 14px 20px; border-left: 4px solid var(--primary); border-radius: 0 12px 12px 0; background: #f8f6ff; color: #494255; }
.blog-prose blockquote > :last-child { margin-bottom: 0; }
.blog-prose .blog-image-link { display: block; width: fit-content; max-width: 100%; margin: 26px auto; }
.blog-prose img { display: block; width: min(100%, 420px); max-width: 100%; height: auto; margin: 0 auto; border-radius: 14px; }
.blog-table-wrap { max-width: 100%; margin: 24px 0; overflow-x: auto; border: 1px solid var(--line); border-radius: 12px; }
.blog-prose table { width: 100%; border-collapse: collapse; font-size: 15px; }
.blog-prose th, .blog-prose td { min-width: 120px; padding: 11px 14px; border-bottom: 1px solid var(--line); text-align: left; }
.blog-prose th { background: var(--soft); color: var(--text); }
.blog-prose tr:last-child td { border-bottom: 0; }
.blog-prose pre { max-width: 100%; margin: 24px 0; padding: 18px; overflow-x: auto; border-radius: 12px; background: #171923; color: #f3f4f6; font-size: 14px; line-height: 1.6; }
.blog-prose code { padding: .12em .35em; border-radius: 5px; background: #f1f0f5; font-size: .88em; }
.blog-prose pre code { padding: 0; background: transparent; font-size: inherit; }
.sample-note { margin: 24px 0; padding: 12px 16px; border: 1px solid #ded2ff; border-radius: 12px; background: var(--primary-soft); color: #51318b; font-size: 13px; font-weight: 700; }
.blog-article-cta { margin: 42px 0 30px; padding: 24px; border: 1px solid #ded2ff; border-radius: 18px; background: linear-gradient(135deg, #f8f5ff, #fff); }
.blog-article-cta h2 { margin: 0 0 8px; font-size: 22px; }
.blog-article-cta p { margin: 0 0 16px; color: var(--muted); }
.blog-related { margin-top: 52px; padding-top: 28px; border-top: 1px solid var(--line); }
.blog-related h2 { margin: 0 0 18px; font-size: 22px; }
.blog-related-list { display: grid; gap: 12px; }
.blog-related-list a { color: var(--primary-dark); font-weight: 700; }
.blog-back { margin-top: 36px; }
.blog-nav-active { color: var(--primary-dark) !important; }
.not-found { padding: 84px 0; text-align: center; }
.not-found h1 { margin: 0 0 12px; font-size: clamp(36px, 5vw, 56px); letter-spacing: -.05em; }
.not-found p { margin: 0 auto 22px; max-width: 540px; color: var(--muted); }
@media (max-width: 920px) { .blog-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); } }
@media (max-width: 640px) {
  .blog-hero { padding: 48px 0 34px; }
  .blog-hero p { font-size: 16px; }
  .blog-content { padding: 28px 0 64px; }
  .blog-grid { grid-template-columns: 1fr; gap: 14px; }
  .blog-card-body { padding: 19px; }
  .blog-article-wrap { width: min(100% - 28px, 780px); padding-top: 22px; }
  .blog-prose { font-size: 16px; }
  .blog-article-description { font-size: 17px; }
  .blog-cover { margin: 24px 0 30px; border-radius: 13px; }
  .blog-empty { padding: 24px; }
}