/* Blog: the index (/blog) and the article (/blog/<slug>).
   Tokens and shared components come from site.css; only what is the blog's lives here (.bl-). */

/* Same finishing pass the approved inner pages carry inline (heading tracking, footer headings). */
h1,h2,h3,.h1,.h2,.h3{letter-spacing:-0.01em}
.fh{font:600 12px/1 var(--font-b);letter-spacing:.14em;text-transform:uppercase;color:#fff;margin:0 0 12px}

.bl-k{font:600 11.5px/1 var(--font-b);letter-spacing:.14em;text-transform:uppercase;color:var(--eyebrow)}
.bl-dot{display:inline-flex;align-items:center;gap:14px}
.bl-dot::before{content:"";width:3px;height:3px;border-radius:50%;background:currentColor;opacity:.55}
.bl-av{flex:none;width:32px;height:32px;border-radius:50%;display:grid;place-items:center;font:400 15px/1 var(--font-h);background:var(--ink-3);color:#fff;border:2px solid rgba(224,122,58,.6)}

/* ---------------------------------------------------------------- index --- */

/* the featured essay: same anatomy as the essay card on /community */
.bl-feat{display:grid;grid-template-columns:minmax(0,1.05fr) minmax(0,1fr);border-radius:20px;overflow:hidden;background:var(--ink);color:var(--text-d);text-decoration:none;border:1px solid var(--ink);margin-bottom:clamp(32px,4vw,52px);box-shadow:0 24px 60px -36px rgba(20,20,40,.55)}
.bl-feat[hidden]{display:none}
.bl-feat-im{position:relative;min-height:340px;background:var(--ink)}
.bl-feat-im img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;object-position:left center}
.bl-feat-im::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(26,26,46,.4) 0%,rgba(26,26,46,.78) 100%)}
.bl-q{position:absolute;z-index:1;left:clamp(22px,3vw,44px);right:clamp(22px,3vw,44px);bottom:clamp(22px,3vw,44px);font:400 var(--t-h3)/1.25 var(--font-h);color:#F4B489;max-width:17ch;letter-spacing:-.01em}
.bl-feat-tx{padding:clamp(24px,3.6vw,52px);display:grid;gap:14px;align-content:center;justify-items:start}
.bl-feat .bl-k{color:var(--orange)}
.bl-feat-t{font-size:clamp(28px,2.8vw,40px);line-height:1.1;color:#fff;max-width:18ch}
.bl-feat-x{color:#C9C7DA;font-size:var(--t-lead);max-width:48ch}
.bl-meta{display:flex;flex-wrap:wrap;align-items:center;gap:6px 14px;font-size:14px;color:var(--muted-d);margin-top:2px}
.bl-go{margin-top:8px;width:44px;height:44px;border-radius:50%;display:grid;place-items:center;border:1px solid rgba(255,255,255,.25);color:#fff;transition:background-color .15s,border-color .15s,color .15s}
.bl-feat:hover,.bl-feat:focus-visible{border-color:var(--orange)}
.bl-feat:hover .bl-go,.bl-feat:focus-visible .bl-go{background:var(--orange);border-color:var(--orange);color:var(--ink)}
@media (max-width:860px){.bl-feat{grid-template-columns:1fr}.bl-feat-im{min-height:0;aspect-ratio:16/9}}

/* topic filters: same pills as /projects */
.bl-filters{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:22px}
.bl-filters button{font:500 14.5px/1 var(--font-b);padding:11px 16px;border-radius:999px;border:1px solid var(--line-l);background:#fff;color:var(--text-l);cursor:pointer}
.bl-filters button:hover{border-color:#CFCDE0}
.bl-filters button[aria-pressed="true"]{background:var(--ink);border-color:var(--ink);color:#fff}
.bl-count{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}

/* article cards (a second post onwards; also "Related Articles") */
.bl-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px}
.bl-grid:empty,.bl-grid[hidden]{display:none}
@media (max-width:1000px){.bl-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media (max-width:620px){.bl-grid{grid-template-columns:1fr}}
.bl-card{position:relative;display:grid;grid-template-rows:auto 1fr;border-radius:18px;overflow:hidden;background:#fff;border:1px solid var(--line-l)}
.bl-card[hidden]{display:none}
.bl-card:hover{border-color:#CFCDE0}
.bl-card-im{position:relative;aspect-ratio:16/9;overflow:hidden;background:var(--ink)}
.bl-card-im img{width:100%;height:100%;object-fit:cover;object-position:left center}
.bl-card-im::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(26,26,46,.4) 0%,rgba(26,26,46,.78) 100%)}
.bl-card-im .bl-q{left:20px;right:20px;bottom:18px;font-size:19px;max-width:22ch;display:-webkit-box;-webkit-box-orient:vertical;-webkit-line-clamp:3;overflow:hidden}
.bl-card-bd{padding:18px 20px 20px;display:grid;gap:9px;align-content:start}
.bl-card-k{display:flex;flex-wrap:wrap;align-items:center;gap:6px 12px;font-size:13px;color:var(--muted-l)}
.bl-card h3{font-size:var(--t-h3);line-height:1.12;color:var(--ink)}
.bl-card h3 a{text-decoration:none}
.bl-card h3 a::after{content:"";position:absolute;inset:0;border-radius:18px}
.bl-card-x{font-size:15.5px;color:var(--muted-l)}
.bl-by{display:flex;flex-wrap:wrap;align-items:center;gap:6px 12px;font-size:13px;color:var(--muted-l);margin-top:4px}
.bl-by .bl-av{width:26px;height:26px;font-size:12.5px}

/* "Browse by topic" (shown while there is only the featured article) */
.bl-topics{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1.5fr);gap:clamp(20px,4vw,56px);align-items:center;padding:clamp(22px,3.2vw,40px);border-radius:16px;border:1px solid var(--line-l);background:#fff}
.bl-topics[hidden]{display:none}
.bl-topics-h{display:grid;gap:10px}
.bl-topics-h p{color:var(--muted-l)}
.bl-tgrid{display:grid;grid-template-columns:repeat(6,minmax(0,1fr));gap:10px}
.bl-tgrid button{grid-column:span 2}
/* a short last row (2 of 3) splits the width instead of leaving a hole */
.bl-tgrid button:nth-child(3n+1):nth-last-child(2),.bl-tgrid button:nth-child(3n+1):nth-last-child(2)+button{grid-column:span 3}
.bl-tgrid button{display:flex;justify-content:space-between;align-items:center;gap:10px;min-height:52px;padding:14px 16px;border-radius:12px;border:1px solid var(--line-l);background:#F7F6FB;font:500 16px/1.2 var(--font-b);color:var(--ink);cursor:pointer;text-align:left;transition:border-color .15s,box-shadow .15s,transform .15s}
.bl-tgrid button span{color:var(--orange-t);opacity:0;transition:opacity .15s}
.bl-tgrid button:hover,.bl-tgrid button:focus-visible{border-color:rgba(224,122,58,.7);box-shadow:0 0 0 3px rgba(224,122,58,.16);transform:translateY(-1px)}
.bl-tgrid button:hover span,.bl-tgrid button:focus-visible span{opacity:1}
@media (max-width:860px){.bl-topics{grid-template-columns:1fr}}
@media (max-width:520px){.bl-tgrid{grid-template-columns:repeat(2,minmax(0,1fr))}.bl-tgrid button,.bl-tgrid button:nth-child(3n+1):nth-last-child(2),.bl-tgrid button:nth-child(3n+1):nth-last-child(2)+button{grid-column:auto}.bl-tgrid button:nth-child(odd):last-child:not(:first-child){grid-column:1/-1}}
.bl-empty{padding:clamp(28px,4vw,48px) 0;font-size:var(--t-lead);color:var(--muted-l)}

/* -------------------------------------------------------------- article --- */
.bl-hero .txt{gap:16px}
.bl-back,.bl-back2{display:inline-flex;align-items:center;gap:6px;text-decoration:none}
.bl-byline{display:grid;grid-template-columns:auto minmax(0,1fr);gap:12px;align-items:center;margin-top:6px}
.bl-byline .bl-av{width:42px;height:42px;font-size:18px}
.bl-byline p{display:grid;gap:3px}
.bl-byline .bl-who{color:#fff;font:500 15.5px/1.3 var(--font-b)}
.bl-when{display:flex;flex-wrap:wrap;align-items:center;gap:4px 12px;font-size:14px;color:#CFCDE0}
.bl-hero-im{margin:0;border-radius:16px;overflow:hidden;border:1px solid rgba(255,255,255,.14);background:#0F0F1D;box-shadow:0 30px 70px -30px rgba(0,0,0,.75);aspect-ratio:16/10}
.bl-hero-im img{width:100%;height:100%;object-fit:cover}

.bl-read{display:grid;grid-template-columns:minmax(0,36em) minmax(230px,280px);justify-content:space-between;gap:clamp(32px,5vw,80px);align-items:start}
.bl-prose{display:grid;gap:1.05em;font-size:var(--t-lead);line-height:1.72;color:var(--text-l);max-width:36em}
.bl-prose::after{content:"";display:block;width:56px;height:2px;border-radius:2px;background:#CFCDE0;margin-top:.9em}
.bl-prose .bl-lead{font:400 var(--t-h3)/1.35 var(--font-h);color:var(--ink);letter-spacing:-.005em;margin-bottom:.2em}
.bl-aside{position:sticky;top:96px;display:grid;gap:16px;justify-items:start}
.bl-author{display:grid;grid-template-columns:auto minmax(0,1fr);gap:14px;align-items:center;padding:20px 22px;border-radius:16px;border:1px solid var(--line-l);background:#fff;width:100%}
.bl-author .bl-av{width:52px;height:52px;font-size:22px}
.bl-author .bl-who{font:500 16px/1.3 var(--font-b);color:var(--ink)}
.bl-author .bl-role{font-size:14.5px;color:var(--muted-l)}
.bl-back2{font:600 14px var(--font-b);color:var(--orange-t);border-bottom:1px solid rgba(184,86,31,.4);padding-bottom:1px}
@media (max-width:900px){
  .bl-read{grid-template-columns:minmax(0,1fr)}
  .bl-aside{position:static;padding-top:6px}
}