.blog-article-hero {
  padding: 3.5rem 0 2.5rem;
  background: linear-gradient(180deg, #f1f8fd 0%, #fff 100%);
}

.blog-article-hero h1 {
  max-width: 980px;
  margin: .7rem 0 1rem;
  color: var(--blog-ink);
  font-size: clamp(2.2rem, 5vw, 4rem);
  line-height: 1.08;
  letter-spacing: -.035em;
}

.blog-article-deck { max-width: 800px; color: var(--blog-muted); font-size: 1.2rem; line-height: 1.7; }
.blog-article-meta { display: flex; flex-wrap: wrap; gap: .6rem 1.2rem; margin: 1.4rem 0; color: var(--blog-muted); font-size: .88rem; }
.blog-article-cover { display: block; width: 100%; max-height: 560px; margin-top: 2rem; border-radius: 20px; object-fit: cover; box-shadow: var(--blog-shadow); }

.blog-ad-slot { max-width: 1200px; margin: 1.5rem auto; padding: 0 1rem; }
.blog-article-layout { display: grid; grid-template-columns: minmax(0, 760px) minmax(230px, 300px); gap: clamp(2rem, 5vw, 5rem); justify-content: center; padding: 3.5rem 0; }
.blog-article-content { min-width: 0; color: #334b5f; font-size: 1.075rem; line-height: 1.85; }
.blog-article-content > :first-child { margin-top: 0; }
.blog-article-content h2,
.blog-article-content h3 { color: var(--blog-ink); scroll-margin-top: 95px; }
.blog-article-content h2 { margin: 2.5rem 0 1rem; font-size: clamp(1.7rem, 3vw, 2.2rem); }
.blog-article-content h3 { margin: 2rem 0 .8rem; font-size: 1.35rem; }
.blog-article-content p,
.blog-article-content ul,
.blog-article-content ol,
.blog-article-content figure,
.blog-article-content table,
.blog-article-content blockquote { margin-bottom: 1.35rem; }
.blog-article-content li + li { margin-top: .45rem; }
.blog-article-content a { text-decoration: underline; text-underline-offset: 3px; }
.blog-lead { color: var(--blog-ink); font-size: 1.28rem; line-height: 1.7; }
.blog-figure img { width: 100%; border-radius: 14px; }
.blog-figure figcaption { margin-top: .55rem; color: var(--blog-muted); font-size: .84rem; text-align: center; }
.blog-callout { margin: 1.8rem 0; padding: 1.25rem 1.35rem; border-left: 4px solid var(--blog-blue); border-radius: 0 10px 10px 0; background: #eef7fd; }
.blog-callout--tip { border-color: var(--blog-green); background: #edf8f5; }
.blog-callout--warning { border-color: #d89b19; background: #fff8e8; }
.blog-callout h3 { margin: 0 0 .45rem; font-size: 1.1rem; }
.blog-callout p:last-child { margin-bottom: 0; }
.blog-article-content blockquote { padding: 1rem 1.4rem; border-left: 4px solid #9ebbd0; color: #466176; font-size: 1.15rem; font-style: italic; }
.blog-article-content table { width: 100%; border-collapse: collapse; font-size: .95rem; }
.blog-article-content th,
.blog-article-content td { padding: .75rem; border: 1px solid var(--blog-border); text-align: left; vertical-align: top; }
.blog-article-content th { background: var(--blog-soft); color: var(--blog-ink); }

.blog-article-aside { align-self: start; position: sticky; top: 100px; }
.blog-aside-card { margin-bottom: 1rem; padding: 1.25rem; border: 1px solid var(--blog-border); border-radius: 14px; background: var(--blog-soft); }
.blog-aside-card h2 { margin: 0 0 .65rem; color: var(--blog-ink); font-size: 1.1rem; }
.blog-aside-card p { color: var(--blog-muted); font-size: .9rem; line-height: 1.6; }
.blog-aside-card a { font-weight: 700; }

.blog-article-promotions { padding: 2rem 0; border-top: 1px solid var(--blog-border); background: var(--blog-soft); }
.blog-article-promotions .about-video .video-box { position: relative; }
.blog-article-promotions .about-video .play-btn { z-index: 2; }
.blog-related { padding: 4rem 0; }
.blog-related h2 { margin: .4rem 0 1.5rem; color: var(--blog-ink); }
.blog-related-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 1.25rem; }
.blog-related-grid article { overflow: hidden; border: 1px solid var(--blog-border); border-radius: 14px; background: #fff; }
.blog-related-grid img { width: 100%; aspect-ratio: 16 / 9; object-fit: cover; }
.blog-related-grid h3,
.blog-related-grid p { margin-right: 1rem; margin-left: 1rem; }
.blog-related-grid h3 { margin-top: 1rem; font-size: 1.12rem; }
.blog-related-grid h3 a { color: var(--blog-ink); }
.blog-related-grid p { color: var(--blog-muted); font-size: .9rem; line-height: 1.55; }

@media (max-width: 991px) {
  .blog-article-layout { grid-template-columns: 1fr; }
  .blog-article-aside { position: static; }
  .blog-related-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

@media (max-width: 575px) {
  .blog-article-hero { padding: 2.8rem 0 2rem; }
  .blog-article-layout { padding: 2.5rem 0; }
  .blog-related-grid { grid-template-columns: 1fr; }
  .blog-article-content { font-size: 1rem; }
}