/* ==========================================================================
   Tradeline Digital — Blog
   Loaded by /blog/, /el/blog/ and the "Latest insights" homepage section.
   Shares tokens, header, footer and buttons with /assets/concept/concept.css.
   ========================================================================== */

.blog-hero{background:var(--ink);color:var(--paper);padding:clamp(56px,7vw,104px) 0 clamp(44px,5vw,72px)}
.blog-hero .eyebrow{color:#a6b7b8}
.blog-hero h1{max-width:20ch;margin:0 0 20px}
.blog-hero .lede{color:#b9c3cb;max-width:62ch;margin:0}

/* ---------- Listing ---------- */
.blog-index{background:var(--paper);padding:clamp(36px,5vw,64px) 0 clamp(64px,8vw,120px)}
.filters{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:clamp(24px,3vw,36px)}
.filter{border:1px solid var(--line);background:var(--white);color:var(--ink-soft);border-radius:999px;padding:9px 15px;font-size:.8rem;font-weight:700;transition:background .2s var(--ease),color .2s var(--ease),border-color .2s var(--ease)}
.filter:hover{border-color:var(--ink)}
.filter.is-active{background:var(--ink);border-color:var(--ink);color:var(--paper)}

.post-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:clamp(16px,2.4vw,26px)}
.post-grid--latest{margin-top:clamp(26px,3.5vw,42px)}
.post-card{display:flex;flex-direction:column;background:var(--white);border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;transition:transform .25s var(--ease),box-shadow .25s var(--ease)}
.post-card:hover{transform:translateY(-4px);box-shadow:0 22px 48px rgba(15,22,32,.12)}
.post-card[hidden]{display:none}
.post-card__media{display:block;background:#0b1621}
.post-card__media img{display:block;width:100%;height:auto;aspect-ratio:1200/630;object-fit:cover}
.post-card__body{display:flex;flex-direction:column;gap:10px;padding:22px 22px 24px;flex:1}
.post-card__cat{margin:0;font-size:.68rem;font-weight:800;letter-spacing:.14em;text-transform:uppercase;color:#5f6fae}
.post-card__title{margin:0;font-size:clamp(1.12rem,1.6vw,1.32rem);line-height:1.16;letter-spacing:-.03em}
.post-card__title a{color:var(--ink)}
.post-card__title a:hover{color:#3d4f8f}
.post-card__excerpt{margin:0;color:var(--ink-muted);font-size:.9rem;line-height:1.6}
.post-card__meta{margin:auto 0 0;padding-top:12px;color:var(--ink-muted);font-size:.75rem}

.empty-state{margin:28px 0 0;padding:22px;border:1px dashed var(--line);border-radius:14px;color:var(--ink-muted);font-size:.92rem}

/* ---------- Homepage: latest insights ---------- */
.blog-latest{background:var(--paper)}
.blog-latest__head{display:flex;flex-wrap:wrap;gap:18px;align-items:end;justify-content:space-between}
.blog-latest__head h2{max-width:22ch}

/* ---------- Article ---------- */
.post__head{padding-top:clamp(36px,5vw,64px)}
.breadcrumbs{display:flex;flex-wrap:wrap;gap:8px;align-items:center;font-size:.76rem;color:var(--ink-muted);margin-bottom:22px}
.breadcrumbs a{color:var(--ink-muted)}
.breadcrumbs a:hover{color:var(--ink)}
.breadcrumbs [aria-current]{color:var(--ink);overflow:hidden;text-overflow:ellipsis;white-space:nowrap;max-width:52ch}
.post__cat{margin:0 0 14px;font-size:.7rem;font-weight:800;letter-spacing:.14em;text-transform:uppercase;color:#5f6fae}
.post__head h1{font-size:clamp(2.2rem,4.6vw,3.9rem);line-height:1.01;letter-spacing:-.045em;max-width:22ch;margin:0 0 18px}
.post__meta{margin:0;color:var(--ink-muted);font-size:.85rem}
.post__image{margin-top:clamp(28px,4vw,48px)}
.post__image img{display:block;width:100%;height:auto;border-radius:var(--radius);border:1px solid var(--line);box-shadow:var(--shadow-soft)}

.post__body{max-width:760px;margin-top:clamp(30px,4vw,52px);font-size:1.06rem;line-height:1.75;color:#2a3844}
.post__body p{margin:0 0 20px}
.post__body h2{font-size:clamp(1.45rem,2.4vw,1.95rem);line-height:1.15;letter-spacing:-.03em;margin:44px 0 14px;color:var(--ink)}
.post__body h3{font-size:1.18rem;letter-spacing:-.02em;margin:30px 0 10px;color:var(--ink)}
.post__body ul,.post__body ol{margin:0 0 22px;padding-left:22px}
.post__body li{margin:0 0 9px}
.post__body strong{color:var(--ink)}
.post__body a{color:#2f4a9b;text-decoration:underline;text-underline-offset:3px}
.post__body a:hover{color:var(--ink)}
.post__body code{background:#eceee7;border-radius:5px;padding:2px 6px;font-size:.9em}
.post__body blockquote{margin:26px 0;padding:4px 0 4px 20px;border-left:3px solid var(--accent);color:var(--ink-soft)}
.post__body hr{border:0;border-top:1px solid var(--line);margin:36px 0}
.table-wrap{overflow-x:auto;margin:0 0 24px;-webkit-overflow-scrolling:touch}
.post__body table{border-collapse:collapse;width:100%;min-width:520px;font-size:.92rem;background:var(--white)}
.post__body th,.post__body td{border:1px solid var(--line);padding:10px 12px;text-align:left;vertical-align:top}
.post__body th{background:var(--paper-2);color:var(--ink);font-weight:700}

.post__cta{margin-top:clamp(40px,5vw,64px);background:var(--ink);color:var(--paper);border-radius:var(--radius);padding:clamp(26px,4vw,40px)}
.post__cta h2{font-size:clamp(1.5rem,2.6vw,2.1rem);letter-spacing:-.035em;margin:0 0 12px}
.post__cta p{color:#b9c3cb;margin:0 0 22px;max-width:56ch}

.related{margin-top:clamp(48px,6vw,80px);padding-bottom:clamp(56px,7vw,96px)}
.related__title{font-size:clamp(1.35rem,2.2vw,1.7rem);letter-spacing:-.03em;margin:0 0 clamp(20px,3vw,30px)}

/* ---------- Responsive ---------- */
@media (max-width:1024px){
  .post-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
}
@media (max-width:700px){
  .post-grid{grid-template-columns:1fr}
  .blog-hero h1{max-width:none}
  .post__head h1{max-width:none}
  .post__body{font-size:1rem}
  .breadcrumbs [aria-current]{max-width:28ch}
}