/* ===== BLOG — listing, article, archives ===== */

  /* ---------- Listing hero ---------- */
  .blog-hero{position:relative;overflow:hidden;padding:66px 0 50px;text-align:center;background:
    radial-gradient(60% 60% at 50% -10%,rgba(60,89,231,.10),transparent 70%),
    radial-gradient(40% 40% at 92% 8%,rgba(107,124,239,.10),transparent 70%),var(--bg);}
  .blog-hero::before{content:"";position:absolute;inset:0;background-image:
    linear-gradient(var(--line) 1px,transparent 1px),linear-gradient(90deg,var(--line) 1px,transparent 1px);
    background-size:52px 52px;mask-image:radial-gradient(circle at 50% 15%,#000,transparent 70%);
    -webkit-mask-image:radial-gradient(circle at 50% 15%,#000,transparent 70%);opacity:.5;}
  .blog-hero .inner{position:relative;z-index:2;max-width:720px;margin:0 auto;display:flex;
    flex-direction:column;align-items:center;gap:16px;}
  .blog-hero h1{font-size:clamp(32px,4.8vw,52px);font-weight:800;letter-spacing:-.035em;}
  .blog-hero h1 .grad{background:linear-gradient(100deg,var(--brand),var(--violet));
    -webkit-background-clip:text;background-clip:text;color:transparent;}
  .blog-hero p{font-size:clamp(15px,1.7vw,18px);color:var(--muted);max-width:600px;}

  /* category filter strip */
  .blog-cats{display:flex;flex-wrap:wrap;justify-content:center;gap:9px;margin-top:6px;}
  .blog-cat{font-family:var(--display);font-weight:600;font-size:13px;color:#4a5273;background:#fff;
    border:1.5px solid var(--line-strong);border-radius:100px;padding:8px 16px;transition:.2s;}
  .blog-cat:hover{border-color:var(--brand);color:var(--brand);transform:translateY(-2px);}
  .blog-cat.is-current{background:var(--brand);border-color:var(--brand);color:#fff;}

  /* ---------- Card grid ---------- */
  .post-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:26px;max-width:1120px;margin:0 auto;}
  .post-card{display:flex;flex-direction:column;background:#fff;border:1px solid var(--line);
    border-radius:18px;overflow:hidden;box-shadow:var(--shadow-sm);
    transition:transform .4s cubic-bezier(.22,.61,.36,1),box-shadow .4s,border-color .4s;}
  .post-card:hover{transform:translateY(-6px);box-shadow:var(--shadow-lg);border-color:transparent;}
  .post-thumb{position:relative;display:block;aspect-ratio:16/9;overflow:hidden;background:var(--bg-tint);}
  .post-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .6s cubic-bezier(.22,.61,.36,1);}
  .post-card:hover .post-thumb img{transform:scale(1.05);}
  .post-thumb-fallback{width:100%;height:100%;display:grid;place-items:center;
    background:linear-gradient(135deg,var(--brand),var(--violet-deep));color:#fff;}
  .post-thumb-fallback .icon{width:38px;height:38px;opacity:.55;}
  .post-chip{position:absolute;left:14px;top:14px;z-index:2;font-family:var(--display);font-weight:600;
    font-size:11px;letter-spacing:.09em;text-transform:uppercase;color:var(--brand);background:rgba(255,255,255,.94);
    padding:6px 12px;border-radius:100px;backdrop-filter:blur(6px);}
  .post-card-body{flex:1;display:flex;flex-direction:column;gap:11px;padding:22px 22px 24px;}
  .post-card-body h2,.post-card-body h3{font-size:18px;line-height:1.3;letter-spacing:-.022em;}
  .post-card-body h2 a:hover,.post-card-body h3 a:hover{color:var(--brand);}
  .post-card-body p{font-size:13.5px;color:var(--body);line-height:1.62;flex:1;}
  .post-meta{display:flex;align-items:center;flex-wrap:wrap;gap:8px;font-family:var(--display);
    font-weight:600;font-size:11.5px;color:var(--muted);}
  .post-meta .dot{width:4px;height:4px;border-radius:50%;background:var(--line-strong);flex:none;}
  .post-more{display:inline-flex;align-items:center;gap:7px;font-family:var(--display);font-weight:600;
    font-size:13.5px;color:var(--brand);margin-top:2px;}
  .post-more .icon{width:15px;height:15px;transition:transform .2s;}
  .post-card:hover .post-more .icon{transform:translateX(4px);}

  /* lead (first) post spans the full row on the blog index */
  .post-card.is-lead{grid-column:1/-1;flex-direction:row;align-items:stretch;}
  .post-card.is-lead .post-thumb{flex:0 0 52%;aspect-ratio:auto;}
  .post-card.is-lead .post-card-body{justify-content:center;padding:34px 36px;gap:13px;}
  .post-card.is-lead .post-card-body h2{font-size:clamp(22px,2.6vw,30px);}
  .post-card.is-lead .post-card-body p{font-size:15px;flex:none;}

  /* ---------- Pagination ---------- */
  .post-pager{display:flex;justify-content:center;gap:9px;margin-top:52px;flex-wrap:wrap;}
  .post-pager .page-numbers{display:inline-grid;place-items:center;min-width:42px;height:42px;padding:0 14px;
    font-family:var(--display);font-weight:600;font-size:14px;color:var(--ink);background:#fff;
    border:1.5px solid var(--line-strong);border-radius:11px;transition:.2s;}
  .post-pager .page-numbers:hover{border-color:var(--brand);color:var(--brand);transform:translateY(-2px);}
  .post-pager .page-numbers.current{background:var(--brand);border-color:var(--brand);color:#fff;}
  .post-pager .page-numbers.dots{border-color:transparent;background:none;}

  /* ---------- Empty / search states ---------- */
  .blog-empty{max-width:520px;margin:0 auto;text-align:center;display:flex;flex-direction:column;
    align-items:center;gap:14px;padding:40px 0 10px;}
  .blog-empty .icon{width:44px;height:44px;color:var(--line-strong);stroke-width:1.5;}
  .blog-empty h2{font-size:22px;}
  .blog-empty p{font-size:15px;color:var(--muted);line-height:1.65;}
  .blog-search{display:flex;gap:10px;max-width:460px;margin:6px auto 0;width:100%;}
  .blog-search input{flex:1;min-width:0;border:1.5px solid var(--line-strong);border-radius:11px;
    padding:13px 15px;font-family:var(--sans);font-size:14.5px;color:var(--ink);background:#fff;
    transition:border-color .2s,box-shadow .2s;}
  .blog-search input:focus{outline:none;border-color:var(--brand);box-shadow:0 0 0 4px rgba(60,89,231,.12);}

  /* ==========================================================
     SINGLE ARTICLE
     ========================================================== */
  .article-hero{padding:44px 0 0;background:
    radial-gradient(55% 55% at 50% -20%,rgba(60,89,231,.09),transparent 70%),var(--bg);}
  .article-head{max-width:760px;margin:0 auto;text-align:center;display:flex;flex-direction:column;
    align-items:center;gap:18px;}
  .article-head h1{font-size:clamp(30px,4.2vw,48px);font-weight:800;letter-spacing:-.033em;line-height:1.1;}
  .article-standfirst{font-size:clamp(16px,1.8vw,19px);color:var(--muted);line-height:1.6;max-width:660px;}
  .article-crumb{display:inline-flex;align-items:center;gap:8px;font-family:var(--display);font-weight:600;
    font-size:12.5px;color:var(--muted);}
  .article-crumb a:hover{color:var(--brand);}
  .article-crumb .icon{width:13px;height:13px;}

  .article-byline{display:flex;align-items:center;justify-content:center;flex-wrap:wrap;gap:12px;
    padding-top:4px;}
  .byline-avatar{width:42px;height:42px;border-radius:50%;object-fit:cover;flex:none;
    background:linear-gradient(135deg,var(--brand),var(--violet));display:grid;place-items:center;
    color:#fff;font-family:var(--display);font-weight:700;font-size:15px;}
  .byline-text{text-align:left;display:flex;flex-direction:column;}
  .byline-text strong{font-family:var(--display);font-size:14px;color:var(--ink);font-weight:600;}
  .byline-text span{font-size:12.5px;color:var(--muted);}

  .article-figure{max-width:1000px;margin:44px auto 0;border-radius:20px;overflow:hidden;
    box-shadow:var(--shadow-lg);aspect-ratio:16/9;background:var(--bg-tint);}
  .article-figure img{width:100%;height:100%;object-fit:cover;}
  .article-figure .post-thumb-fallback .icon{width:56px;height:56px;}

  /* ---------- Article body (prose) ---------- */
  .article-wrap{padding:56px 0 88px;}
  .post-body{max-width:720px;margin:0 auto;font-size:17px;line-height:1.75;color:var(--body);}
  .post-body > * + *{margin-top:22px;}
  .post-body p{font-size:17px;line-height:1.75;}
  .post-body .lede{font-size:20px;line-height:1.65;color:var(--ink);font-weight:500;letter-spacing:-.011em;}
  .post-body h2{font-size:clamp(24px,2.9vw,31px);letter-spacing:-.028em;line-height:1.22;
    margin-top:52px;padding-top:4px;}
  .post-body h2 + *{margin-top:16px;}
  .post-body h3{font-size:clamp(18px,2.1vw,21px);letter-spacing:-.022em;line-height:1.3;margin-top:36px;}
  .post-body h3 + *{margin-top:12px;}
  .post-body h4{font-size:17px;margin-top:30px;}
  .post-body a{color:var(--brand);text-decoration:underline;text-underline-offset:3px;
    text-decoration-thickness:1.5px;text-decoration-color:rgba(60,89,231,.35);transition:.2s;}
  .post-body a:hover{text-decoration-color:var(--brand);}
  .post-body strong{color:var(--ink);font-weight:650;}
  .post-body ul,.post-body ol{padding-left:24px;display:flex;flex-direction:column;gap:11px;}
  .post-body li{font-size:17px;line-height:1.7;padding-left:4px;}
  .post-body li::marker{color:var(--brand);font-weight:700;}
  .post-body img{border-radius:14px;box-shadow:var(--shadow-md);}
  .post-body figure{margin:0;}
  .post-body figcaption{font-size:13px;color:var(--muted);text-align:center;margin-top:10px;line-height:1.55;}
  .post-body hr{border:0;border-top:1px solid var(--line);margin:44px 0;}
  .post-body code{font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;font-size:.88em;
    background:var(--bg-tint);color:var(--brand-deep);padding:2px 6px;border-radius:6px;}
  .post-body pre{background:var(--navy);color:#dbe3ff;border-radius:14px;padding:20px 22px;
    overflow-x:auto;font-size:13.5px;line-height:1.65;}
  .post-body pre code{background:none;color:inherit;padding:0;font-size:inherit;}
  .post-body blockquote{margin:0;padding:6px 0 6px 26px;border-left:3px solid var(--brand);
    font-size:19px;line-height:1.65;color:var(--ink);font-style:italic;}
  .post-body table{width:100%;border-collapse:collapse;font-size:15px;}
  .post-body th,.post-body td{text-align:left;padding:12px 14px;border-bottom:1px solid var(--line);}
  .post-body th{font-family:var(--display);font-size:12px;letter-spacing:.08em;text-transform:uppercase;
    color:var(--muted);background:var(--bg-soft);}

  /* checklist — ticks instead of bullets */
  .post-body ul.checklist{list-style:none;padding-left:0;gap:13px;}
  .post-body ul.checklist li{position:relative;padding-left:36px;}
  .post-body ul.checklist li::before{content:"";position:absolute;left:0;top:4px;width:22px;height:22px;
    border-radius:7px;background:var(--bg-tint);
    background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='14' height='14' fill='none' stroke='%233c59e7' stroke-width='2.6' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='2 7.5 5.5 11 12 3.5'/%3E%3C/svg%3E");
    background-repeat:no-repeat;background-position:center;}

  /* pull-out note */
  .post-body .callout{background:var(--bg-soft);border:1px solid var(--line);border-left:4px solid var(--brand);
    border-radius:0 14px 14px 0;padding:22px 26px;}
  .post-body .callout p{font-size:15.5px;line-height:1.7;margin:0;}
  .post-body .callout p + p{margin-top:12px;}

  /* end-of-article CTA */
  .post-body .post-cta{margin-top:52px;background:linear-gradient(135deg,#0b1440,#1c2c6e);border-radius:20px;
    padding:36px 38px;color:#c7d2f5;box-shadow:var(--shadow-lg);}
  .post-body .post-cta h3{color:#fff;font-size:22px;margin:0 0 12px;letter-spacing:-.024em;}
  .post-body .post-cta p{color:#c7d2f5;font-size:15.5px;line-height:1.68;margin:0;}
  .post-body .post-cta p + p{margin-top:20px;}
  .post-body .post-cta a{text-decoration:none;}
  .post-body .post-cta .btn-ghost{background:transparent;color:#fff;border-color:rgba(255,255,255,.4);}
  .post-body .post-cta .btn-ghost:hover{background:#fff;color:var(--navy);border-color:#fff;}

  /* ---------- Share ---------- */
  .article-share{max-width:720px;margin:44px auto 0;padding-top:26px;border-top:1px solid var(--line);
    display:flex;align-items:center;gap:12px;flex-wrap:wrap;}
  .article-share span{font-family:var(--display);font-weight:600;font-size:12px;letter-spacing:.1em;
    text-transform:uppercase;color:var(--muted);}
  .share-btn{width:38px;height:38px;display:grid;place-items:center;border-radius:11px;
    border:1.5px solid var(--line-strong);color:var(--muted);transition:.2s;}
  .share-btn:hover{border-color:var(--brand);background:var(--brand);color:#fff;transform:translateY(-2px);}
  .share-btn .icon{width:17px;height:17px;}

  /* ---------- Author ---------- */
  .article-author{max-width:720px;margin:36px auto 0;display:flex;gap:18px;align-items:flex-start;
    background:var(--bg-soft);border:1px solid var(--line);border-radius:18px;padding:26px 28px;}
  .article-author .byline-avatar{width:56px;height:56px;font-size:19px;}
  .article-author h3{font-size:16px;margin-bottom:4px;}
  .article-author .role{font-family:var(--display);font-weight:600;font-size:12px;letter-spacing:.06em;
    text-transform:uppercase;color:var(--brand);margin-bottom:9px;}
  .article-author p{font-size:14px;color:var(--body);line-height:1.65;}

  /* ---------- Prev / next ---------- */
  .article-nav{max-width:720px;margin:36px auto 0;display:grid;grid-template-columns:1fr 1fr;gap:16px;}
  .article-nav a{display:flex;flex-direction:column;gap:6px;background:#fff;border:1px solid var(--line);
    border-radius:14px;padding:18px 20px;box-shadow:var(--shadow-sm);transition:.28s;}
  .article-nav a:hover{border-color:var(--brand);transform:translateY(-3px);box-shadow:var(--shadow-md);}
  .article-nav .dir{display:inline-flex;align-items:center;gap:6px;font-family:var(--display);font-weight:600;
    font-size:11.5px;letter-spacing:.09em;text-transform:uppercase;color:var(--muted);}
  .article-nav .dir .icon{width:13px;height:13px;}
  .article-nav .t{font-family:var(--display);font-weight:600;font-size:14.5px;color:var(--ink);line-height:1.4;}
  .article-nav .next{text-align:right;align-items:flex-end;}

  /* ---------- Related ---------- */
  .related-section{background:var(--bg-soft);border-top:1px solid var(--line);padding:76px 0;}
  .related-head{text-align:center;margin-bottom:40px;display:flex;flex-direction:column;align-items:center;gap:12px;}
  .related-head h2{font-size:clamp(24px,3vw,34px);}
  .related-head p{color:var(--muted);font-size:16px;}

  /* ---------- Responsive ---------- */
  @media(max-width:1000px){
    .post-grid{grid-template-columns:repeat(2,1fr);}
    .post-card.is-lead{flex-direction:column;}
    .post-card.is-lead .post-thumb{flex:none;aspect-ratio:16/9;}
    .post-card.is-lead .post-card-body{padding:26px 24px;}
  }
  @media(max-width:680px){
    .post-grid{grid-template-columns:1fr;}
    .article-nav{grid-template-columns:1fr;}
    .article-nav .next{text-align:left;align-items:flex-start;}
    .post-body{font-size:16.5px;}
    .post-body .lede{font-size:18.5px;}
    .post-body .post-cta{padding:28px 24px;}
    .post-body .callout{padding:20px 20px;}
    .article-author{flex-direction:column;gap:14px;padding:24px 22px;}
    .article-wrap{padding:42px 0 64px;}
  }