.blog-hero { padding: 96px 0 48px; }
  .blog-hero h1 { font-family: var(--f-display); font-weight: 700; font-size: clamp(48px, 6vw, 72px); line-height: 1.05; letter-spacing: -0.025em; }
  .blog-hero h1 em { font-style: italic; color: var(--tx-secondary); font-weight: 600; }
  .blog-hero p { color: var(--tx-secondary); font-size: 18px; max-width: 640px; margin-top: 20px; }
  .cat-row { margin-top: 48px; display: flex; flex-wrap: wrap; gap: 8px; padding-bottom: 32px; border-bottom: 1px solid var(--bd-subtle); }
  .cat { font-family: var(--f-mono); font-size: 12px; padding: 8px 14px; border: 1px solid var(--bd-subtle); border-radius: 999px; color: var(--tx-secondary); transition: all 200ms ease; cursor: pointer; }
  .cat:hover { color: var(--ac-primary); border-color: rgba(63,224,197,0.3); }
  .cat.active { background: var(--ac-primary); color: #001a17; border-color: var(--ac-primary); }
  .cat .ct { color: var(--tx-muted); margin-left: 6px; }
  .cat.active .ct { color: rgba(0,26,23,0.6); }

  .featured-post {
    margin-top: 48px;
    display: grid; grid-template-columns: 1.1fr 1fr; gap: 48px;
    padding: 32px;
    border: 1px solid var(--bd-subtle);
    border-radius: 16px;
    background: linear-gradient(135deg, rgba(63,224,197,0.04), transparent);
  }
  @media (max-width: 980px) { .featured-post { grid-template-columns: 1fr; } }
  .featured-post .cover {
    aspect-ratio: 16/10;
    background:
      repeating-linear-gradient(135deg, rgba(63,224,197,0.04) 0 2px, transparent 2px 12px),
      var(--bg-base);
    border: 1px solid var(--bd-subtle);
    border-radius: 12px;
    display: grid; place-items: center;
    position: relative;
    overflow: hidden;
  }
  .featured-post .cover .label {
    font-family: var(--f-mono); font-size: 11px;
    color: var(--tx-muted); letter-spacing: 0.12em;
  }
  .featured-post .cover svg { position: absolute; inset: 0; width: 100%; height: 100%; }
  .featured-post .meta { font-family: var(--f-mono); font-size: 11px; color: var(--ac-primary); letter-spacing: 0.12em; }
  .featured-post h2 { font-family: var(--f-display); font-weight: 700; font-size: clamp(28px, 3vw, 40px); line-height: 1.15; letter-spacing: -0.02em; margin: 16px 0; }
  .featured-post p.exc { color: var(--tx-secondary); font-size: 16px; line-height: 1.6; margin-bottom: 24px; }
  .featured-post .auth { font-family: var(--f-mono); font-size: 12px; color: var(--tx-muted); padding-top: 24px; border-top: 1px solid var(--bd-subtle); display: flex; justify-content: space-between; }

  .post-grid {
    margin-top: 48px;
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 16px;
    padding-bottom: 80px;
  }
  @media (max-width: 980px) { .post-grid { grid-template-columns: repeat(2, 1fr); } }
  @media (max-width: 640px) { .post-grid { grid-template-columns: 1fr; } }
  .post-card {
    border: 1px solid var(--bd-subtle);
    background: var(--bg-elev);
    border-radius: 16px;
    overflow: hidden;
    display: flex; flex-direction: column;
    transition: all 250ms ease-out;
  }
  .post-card:hover { border-color: var(--bd-accent); transform: translateY(-2px); box-shadow: 0 0 0 1px rgba(63,224,197,0.18), 0 0 32px rgba(63,224,197,0.06); }
  .post-card .pcover {
    aspect-ratio: 16/10;
    background-color: var(--bg-base);
    border-bottom: 1px solid var(--bd-subtle);
    position: relative;
    overflow: hidden;
  }
  .post-card .pcover svg { position: absolute; inset: 0; width: 100%; height: 100%; }
  .post-card .body { padding: 22px; display: flex; flex-direction: column; gap: 12px; flex: 1; }
  .post-card .pmeta { display: flex; justify-content: space-between; font-family: var(--f-mono); font-size: 11px; color: var(--tx-muted); letter-spacing: 0.06em; }
  .post-card .pmeta .pcat { color: var(--ac-primary); }
  .post-card h3 { font-family: var(--f-display); font-weight: 600; font-size: 18px; line-height: 1.3; letter-spacing: -0.01em; }
  .post-card p { font-size: 13px; color: var(--tx-secondary); line-height: 1.5; }
  .post-card .pfoot { margin-top: auto; padding-top: 12px; border-top: 1px dashed var(--bd-subtle); font-family: var(--f-mono); font-size: 11px; color: var(--tx-muted); display: flex; justify-content: space-between; }

  .news-strip {
    border-top: 1px solid var(--bd-subtle);
    padding: 64px 0;
  }
  .news-grid { display: grid; grid-template-columns: 1fr 1.4fr; gap: 64px; align-items: center; }
  @media (max-width: 980px) { .news-grid { grid-template-columns: 1fr; gap: 32px; } }
  .news-grid h3 { font-family: var(--f-display); font-weight: 700; font-size: 32px; line-height: 1.15; letter-spacing: -0.02em; }
  .news-grid p { color: var(--tx-secondary); margin-top: 12px; font-size: 15px; }
  .news-form { display: flex; gap: 8px; }
  .news-form input { flex: 1; padding: 16px 18px; background: var(--bg-elev); border: 1px solid var(--bd-subtle); border-radius: 12px; color: var(--tx-primary); font: inherit; font-size: 14px; outline: none; }
  .news-form input:focus { border-color: var(--ac-primary); }