:root{
    --red:#D8262B; --red-d:#b01d22; --red-dd:#8f1519; --ink:#1a1a1a;
    --paper:#faf6f6; --line:#efe2e2; --muted:#7a7070; --cream:#fff8f7; --blue:#2f5fa0;
  }
  *{box-sizing:border-box;margin:0;padding:0}
  body{font-family:'Segoe UI','Helvetica Neue',Arial,sans-serif;color:var(--ink);background:#fff;line-height:1.6;-webkit-font-smoothing:antialiased}
  .wrap{max-width:1120px;margin:0 auto;padding:0 32px}
  a{text-decoration:none;color:inherit}
  .eyebrow{font-size:12px;letter-spacing:3px;text-transform:uppercase;color:var(--red);font-weight:800}
  h2{font-size:24px;font-weight:800;letter-spacing:-.4px;line-height:1.1}
  h2 em{color:var(--red);font-style:normal}
  .btn{display:inline-flex;align-items:center;gap:8px;padding:14px 26px;border-radius:8px;font-weight:800;font-size:14px;cursor:pointer;border:none}
  .btn-white{background:#fff;color:var(--red)}
  .btn-lineW{border:2px solid rgba(255,255,255,.7);color:#fff;background:transparent}
  .btn-red{background:var(--red);color:#fff}
  .ref{position:absolute;top:0;right:0;background:rgba(0,0,0,.35);color:#fff;font-size:10px;letter-spacing:1px;padding:3px 9px;border-radius:0 0 0 8px;font-weight:700;z-index:5}
  .rel{position:relative}


  /* announce bar */
  .announce{background:#1a1a1a;color:#cfd5dd;font-size:12.5px;text-align:center;padding:8px 0;letter-spacing:.3px}
  .announce b{color:#fff}
  header{background:#fff;border-bottom:2px solid var(--red);position:sticky;top:0;z-index:30}
  .nav{display:flex;align-items:center;justify-content:space-between;height:100px;}
  .brand img{height:70px;display:block}
  .menu{display:flex;gap:20px}.menu a{font-size:14px;font-weight:600;color:#3a2f2f}.menu a:hover{color:var(--red)}
  .nav-cta{background:var(--red);color:#fff;padding:10px 16px;border-radius:7px;font-weight:700;font-size:13px}

  /* ARTICLE HEADER */
  .ahead{border-bottom:1px solid var(--line);padding:26px 0 30px}
  .crumb{font-size:12.5px;color:var(--muted);margin-bottom:20px}
  .crumb a{color:var(--muted)}.crumb a:hover{color:var(--red)}.crumb .sep{margin:0 7px;opacity:.6}.crumb .cur{color:var(--ink);font-weight:700}
  .ahead .cat{display:inline-block;font-size:11px;font-weight:800;letter-spacing:.5px;text-transform:uppercase;color:#fff;background:var(--red);padding:6px 12px;border-radius:6px;margin-bottom:16px}
  .ahead h1{font-size:38px;line-height:1.12;font-weight:800;letter-spacing:-1px;max-width:820px;margin-bottom:16px}
  .ahead .sub{font-size:17px;color:#4a4242;line-height:1.55;max-width:760px;margin-bottom:20px}
  .ameta{display:flex;align-items:center;gap:18px;flex-wrap:wrap;font-size:13px;color:var(--muted)}
  .ameta .author{display:flex;align-items:center;gap:9px}
  .ameta .av{width:34px;height:34px;border-radius:50%;background:var(--cream);border:1px solid var(--line);display:flex;align-items:center;justify-content:center;font-size:13px;font-weight:800;color:var(--red)}
  .ameta b{color:var(--ink)}
  .ameta .dot{opacity:.5}

  /* LAYOUT: article + sidebar */
  .amain{padding:34px 0 50px}
  .amain .wrap{display:grid;grid-template-columns:1fr 300px;gap:44px;align-items:start}

  .hero-img{/*! height:380px; */border-radius:16px;margin-bottom:28px;/*! background:repeating-linear-gradient(45deg,#eef2f6,#eef2f6 14px,#e6ecf2 14px,#e6ecf2 28px); */overflow:hidden}
  .article .hero-img img{display:block;width:100%;height:100%;margin:0;object-fit:contain;object-position:center}

  /* ARTICLE BODY typography */
  .article{font-size:16.5px;line-height:1.75;color:#2f2828}
  .article p{margin-bottom:20px}
  .article h2{font-size:24px;font-weight:800;color:var(--ink);margin:34px 0 12px;letter-spacing:-.3px}
  .article h3{font-size:19px;font-weight:800;color:var(--ink);margin:26px 0 10px}
  .article h2,.article h3{scroll-margin-top:120px}
  .article ul,.article ol{margin:0 0 20px 22px}
  .article li{margin-bottom:9px}
  .article a{color:var(--red);font-weight:700;border-bottom:1px solid rgba(216,38,43,.3)}
  .article blockquote{border-left:4px solid var(--red);background:var(--cream);padding:16px 22px;border-radius:0 10px 10px 0;margin:24px 0;font-size:18px;font-weight:600;color:var(--ink);line-height:1.5}
  .article img,.article .figph{width:100%;border-radius:12px;margin:8px 0 24px}
  .article .figph{height:280px;background:repeating-linear-gradient(45deg,#f4f7fa,#f4f7fa 12px,#eef2f6 12px,#eef2f6 24px);display:flex;align-items:center;justify-content:center;color:#9fb0c2;font-size:11px;font-weight:700}
  .article .lead{font-size:19px;line-height:1.6;color:#403939}

  /* share row */
  .share{display:flex;align-items:center;gap:10px;margin:30px 0 6px;padding-top:20px;border-top:1px solid var(--line)}
  .share span{font-size:12px;font-weight:800;letter-spacing:1px;text-transform:uppercase;color:var(--muted)}
  .share a,.share-copy{width:34px;height:34px;border-radius:8px;background:var(--cream);border:1px solid var(--line);display:flex;align-items:center;justify-content:center;font:800 13px inherit;color:#3a2f2f;cursor:pointer}
  .share a:hover,.share-copy:hover{background:var(--red);color:#fff;border-color:var(--red)}

  /* SIDEBAR */
  .side{position:sticky;top:88px;display:flex;flex-direction:column;gap:20px}
  .sblock{border:1px solid var(--line);border-radius:14px;padding:20px}
  .sblock .stitle{font-size:10.5px;letter-spacing:1.2px;font-weight:800;color:var(--muted);text-transform:uppercase;margin-bottom:14px}
  /* TOC */
  .toc a{display:block;font-size:13px;color:#3a2f2f;padding:7px 0;border-bottom:1px solid var(--line);line-height:1.4}
  .toc a:last-child{border-bottom:none}.toc a:hover{color:var(--red)}
  .toc .toc-subtopic{padding-left:12px;font-size:12px;color:var(--muted)}
  /* related mini */
  .rel-post{display:flex;gap:11px;padding:11px 0;border-bottom:1px solid var(--line)}
  .rel-post:last-child{border-bottom:none}
  .rel-post .rp-img{width:56px;height:56px;border-radius:9px;flex:none;background:repeating-linear-gradient(45deg,#eef2f6,#eef2f6 8px,#e6ecf2 8px,#e6ecf2 16px)}
  .rel-post b{font-size:12.5px;line-height:1.35;display:block;color:#2f2828}
  .rel-post span{font-size:11px;color:var(--muted)}
  /* cta box */
  .side-cta{background:var(--ink);color:#fff;border-radius:14px;padding:22px}
  .side-cta b{font-size:15px;display:block;margin-bottom:6px}
  .side-cta p{font-size:12.5px;color:#c9bcbc;line-height:1.5;margin-bottom:14px}
  .side-cta a{display:block;text-align:center;background:var(--red);color:#fff;font-weight:800;font-size:13px;padding:11px;border-radius:8px}

  /* MORE ARTICLES */
  .more{padding:46px 0;border-top:1px solid var(--line);background:var(--cream)}
  .more .head{display:flex;align-items:flex-end;justify-content:space-between;margin-bottom:22px}
  .more .head .viewall{font-size:12.5px;font-weight:800;color:var(--red)}
  .pgrid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
  .post{border:1px solid var(--line);border-radius:14px;overflow:hidden;background:#fff;display:flex;flex-direction:column;transition:.15s}
  .post:hover{border-color:var(--red);transform:translateY(-3px);box-shadow:0 16px 32px -24px rgba(216,38,43,.35)}
  .post .pimg{height:150px;position:relative;background:repeating-linear-gradient(45deg,#eef2f6,#eef2f6 12px,#e6ecf2 12px,#e6ecf2 24px);display:flex;align-items:center;justify-content:center;color:#8fa2b4;font-size:10.5px;font-weight:700}
  .post .ptag{position:absolute;top:10px;left:10px;background:#fff;border:1px solid var(--line);border-radius:6px;padding:4px 9px;font-size:10px;font-weight:800;color:var(--red)}
  .post .pb{padding:15px 16px 16px;display:flex;flex-direction:column;flex:1}
  .post h4{font-size:14.5px;font-weight:800;line-height:1.3;margin-bottom:7px}
  .post .pmeta{font-size:11.5px;color:var(--muted);margin-top:auto}

  @media(max-width:900px){
    .amain .wrap{grid-template-columns:1fr;gap:30px}
    .side{position:static}
    .pgrid{grid-template-columns:1fr 1fr}
    .menu{display:none}.ahead h1{font-size:29px}
  }
  @media(max-width:560px){ .pgrid{grid-template-columns:1fr} }

  .site-footer{background:#1a1a1a;color:#b9b0b0;padding:16px 0}
  .site-footer .wrap{display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;font-size:13px}
  .site-footer .fl{display:flex;align-items:center;gap:18px;flex-wrap:wrap}
  .site-footer .cpy{color:#fff;font-weight:700}
  .site-footer a{color:#b9b0b0}.site-footer a:hover{color:#fff}
  .site-footer .fcontact span{margin-right:14px}
  .site-footer .fsocial{display:flex;gap:8px}
  .site-footer .fsocial a{width:30px;height:30px;border-radius:7px;background:rgba(255,255,255,.1);display:flex;align-items:center;justify-content:center;font-size:13px;font-weight:800;color:#fff}
  .site-footer .fsocial a:hover{background:#D8262B}
  @media(max-width:760px){.site-footer .wrap{flex-direction:column;text-align:center;gap:12px}}

/* Related guides + More from the Knowledge Hub: real thumbnails */
.rel-post .rp-img{overflow:hidden;background:#f3eded}
.rel-post .rp-img img{display:block;width:100%;height:100%;object-fit:cover}
.rel-post:hover b{color:var(--red)}
.stitle-cat{font-weight:600;color:var(--muted);text-transform:none;letter-spacing:0}
.post .pimg{overflow:hidden;background:#f3eded}
.post .pimg img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
.post .ptag{z-index:1}