.blog-hero{padding:56px 0 40px}
  .blog-hero h1{font-size:clamp(34px,4.6vw,52px);margin:14px 0 12px}
  .cats{display:flex;flex-wrap:wrap;gap:10px;margin:8px 0 34px}
  .cats a{padding:8px 14px;border-radius:999px;border:1px solid var(--line);background:#fff;font-weight:600;font-size:14px;color:var(--ink-2)}
  .cats a.on,.cats a:hover{background:var(--brand);border-color:var(--brand);color:#fff}
  .cover{display:grid;place-items:center;color:#fff;position:relative;overflow:hidden}
  .cover::after{content:"";position:absolute;inset:0;background:radial-gradient(circle at 80% 20%,rgba(255,255,255,.25),transparent 55%)}
  .cover .cat{position:absolute;left:14px;bottom:12px;font-size:12px;font-weight:700;background:rgba(255,255,255,.18);padding:4px 10px;border-radius:999px;z-index:1}
  .feature{display:grid;grid-template-columns:1.1fr 1fr;border:1px solid var(--line);border-radius:22px;overflow:hidden;background:#fff;box-shadow:var(--shadow);margin-bottom:34px}
  .feature .cover{min-height:280px}
  .feature .txt{padding:30px}
  .feature h2{font-size:clamp(24px,2.6vw,32px);margin:10px 0}
  .meta{font-size:13px;color:var(--muted);display:flex;gap:12px;flex-wrap:wrap}
  .meta b{color:var(--brand)}
  .posts{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
  .card{display:flex;flex-direction:column;border:1px solid var(--line);border-radius:18px;overflow:hidden;background:#fff;transition:.25s}
  .card:hover{transform:translateY(-3px);box-shadow:var(--shadow-lg);border-color:#c7d2fe}
  .card .cover{height:150px}
  .card .txt{padding:18px 18px 20px;display:flex;flex-direction:column;gap:8px;flex:1}
  .card h3{font-size:18px;line-height:1.35}
  .card p{font-size:14.5px;color:var(--muted)}
  .card .more{margin-top:auto;font-weight:700;color:var(--brand);font-size:14px}
  .new-badge{display:inline-block;background:#dcfce7;color:#047857;font-size:11.5px;font-weight:800;padding:3px 8px;border-radius:999px}
  .post-head{padding:48px 0 26px}
  .post-head h1{font-size:clamp(30px,4.2vw,46px);line-height:1.15;margin:14px 0 14px;max-width:900px}
  .post-head .lead{max-width:800px}
  .post-cover{height:260px;border-radius:22px;margin-bottom:38px}
  .post-wrap{display:grid;grid-template-columns:minmax(0,1fr) 320px;gap:46px;align-items:start}
  .article{font-size:17.5px;line-height:1.8;color:#1e293b}
  .article h2{font-size:clamp(23px,2.4vw,28px);margin:38px 0 12px;line-height:1.3}
  .article h3{font-size:20px;margin:26px 0 8px}
  .article p{margin:0 0 16px}
  .article ul,.article ol{margin:0 0 18px 22px}
  .article li{margin:6px 0}
  .article a{color:var(--brand);font-weight:600;text-decoration:underline}
  .article blockquote{border-left:4px solid var(--brand);background:#f5f7ff;padding:14px 18px;border-radius:0 12px 12px 0;margin:18px 0;color:var(--ink-2)}
  .side{position:sticky;top:96px;display:grid;gap:18px}
  .side-box{border:1px solid var(--line);border-radius:18px;padding:20px;background:#fff}
  .side-box h4{font-size:16px;margin-bottom:10px}
  .side-box a.lnk{display:block;padding:9px 0;border-bottom:1px solid var(--line);font-weight:600;font-size:14.5px}
  .side-box a.lnk:last-child{border-bottom:0}
  .side-cta{background:linear-gradient(140deg,var(--brand),#7c3aed);color:#fff;border:0}
  .side-cta p{font-size:14.5px;opacity:.9;margin:6px 0 14px}
  .side-cta .btn{background:#fff;color:var(--brand)}
  .share{display:flex;gap:10px;flex-wrap:wrap;margin:28px 0 8px}
  .share a,.share button{font:inherit;font-size:14px;font-weight:600;padding:9px 14px;border-radius:10px;border:1px solid var(--line);background:#fff;cursor:pointer}
  .post-faq{margin-top:34px}
  .post-faq h2{font-size:26px;margin-bottom:6px}
  .post-faq .faq{margin:14px 0 0;max-width:none}
  .related-posts{margin-top:60px}
  .empty{padding:40px;text-align:center;color:var(--muted);border:1px dashed var(--line);border-radius:18px}
  @media (max-width:980px){
    .feature,.post-wrap{grid-template-columns:1fr}
    .posts{grid-template-columns:1fr 1fr}
    .side{position:static}
  }
  @media (max-width:640px){
    .posts{grid-template-columns:1fr}
    .feature .cover{min-height:180px}
    .post-cover{height:170px}
    .article{font-size:16.5px}
  }