/* Editorial blog theme — matches design-mockups/blog/index.html + post.html */

.brand-icon-sm{display:block;height:42px;width:auto;object-fit:contain}

/* hero */
.blog-hero{padding:56px 0 34px;border-bottom:1px solid var(--line)}
.blog-hero .eyebrow{display:flex;align-items:center;gap:8px}
.blog-hero .eyebrow i{display:block;width:16px;height:1.5px;background:var(--mint)}
.blog-hero h1{font-size:clamp(30px,4vw,44px);line-height:1.3;letter-spacing:-.03em;margin:0 0 14px;max-width:640px}
.blog-hero p.lead{margin:0;color:var(--muted);font-size:15.5px;max-width:560px}

.filter-row{display:flex;align-items:center;gap:6px;margin-top:30px;border-bottom:1px solid var(--line);overflow-x:auto}
.tab{display:inline-block;padding:12px 4px;margin-inline-end:22px;font-size:13.5px;color:var(--muted);border-bottom:2px solid transparent;white-space:nowrap;transition:color .15s ease,border-color .15s ease}
.tab:hover{color:var(--ink)}
.tab.active{color:var(--green);font-weight:700;border-color:var(--green)}

/* featured post */
.featured{padding:42px 0 6px}
.featured-card{display:grid;grid-template-columns:1fr .82fr;gap:46px;align-items:center;padding-bottom:42px;border-bottom:1px solid var(--line)}
.cover-ph{position:relative;aspect-ratio:16/11;border-radius:16px;overflow:hidden;background:var(--dark);display:grid;place-items:center}
.cover-ph img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
.cover-ph .mono{position:relative;font-size:15px;font-weight:800;color:rgba(255,255,255,.9);letter-spacing:.01em;padding:0 16px;text-align:center}
.cover-ph.tone-pale{background:var(--pale)}
.cover-ph.tone-pale .mono{color:var(--green)}
.cover-ph:before{content:"";position:absolute;inset:0;background:radial-gradient(circle at 78% 15%,rgba(53,194,155,.35),transparent 45%)}
.cover-ph.tone-pale:before{background:radial-gradient(circle at 78% 15%,rgba(13,107,98,.1),transparent 45%)}
.post-tag{display:inline-block;font-size:11.5px;font-weight:700;color:var(--green);border:1px solid #bfe1d8;background:var(--pale);padding:4px 10px;border-radius:99px;margin-bottom:14px}
.featured-copy h2{font-size:clamp(22px,2.6vw,30px);line-height:1.45;letter-spacing:-.02em;margin:0 0 12px}
.featured-copy h2 a:hover{color:var(--green)}
.featured-copy p{color:var(--muted);font-size:14.5px;margin:0 0 20px;max-width:480px}
.post-meta{display:flex;align-items:center;gap:10px;font-size:12px;color:var(--muted)}
.post-meta .dot{width:3px;height:3px;border-radius:50%;background:var(--muted)}
.more-link{display:inline-flex;align-items:center;gap:6px;margin-top:20px;font-size:13px;font-weight:700;color:var(--green)}
.more-link svg{transition:transform .15s ease}
.featured-copy:hover .more-link svg,.post-card:hover .more-link svg{transform:translateX(-3px)}

/* grid */
.blog-grid{padding:46px 0 26px;display:grid;grid-template-columns:repeat(3,1fr);gap:36px 32px}
.post-card{display:flex;flex-direction:column}
.post-card .cover-ph{aspect-ratio:16/10;margin-bottom:18px;border-radius:14px}
.post-card .cover-ph .mono{font-size:12px}
.post-card h3{font-size:17.5px;line-height:1.5;letter-spacing:-.01em;margin:0 0 8px}
.post-card h3 a:hover{color:var(--green)}
.post-card p{color:var(--muted);font-size:13.5px;margin:0 0 14px;flex:1}
.empty-blog{grid-column:1/-1;padding:60px;text-align:center;background:#fff;border:1px solid var(--line);border-radius:20px}
.empty-blog h2{margin:0 0 8px}
.empty-blog p{margin:0;color:var(--muted)}

/* pagination */
.pagination{display:flex;align-items:center;justify-content:center;gap:8px;padding:26px 0 90px}
.pagination a{display:grid;place-items:center;width:36px;height:36px;border-radius:10px;font-size:13px;color:var(--muted);border:1px solid transparent}
.pagination a.active{color:var(--white);background:var(--green)}
.pagination a:not(.active):not(.arrow):hover{border-color:var(--line);color:var(--ink)}
.pagination a.arrow{font-size:15px}
.pagination a.disabled{opacity:.35;pointer-events:none}

@media(max-width:860px){
  .featured-card{grid-template-columns:1fr;gap:24px}
  .blog-grid{grid-template-columns:1fr 1fr}
}
@media(max-width:600px){
  .blog-grid{grid-template-columns:1fr}
}

/* ---- article page ---- */
.crumbs{display:flex;align-items:center;gap:8px;padding:26px 0 0;font-size:12px;color:var(--muted)}
.crumbs a:hover{color:var(--green)}

.post-head{padding:22px 0 30px;max-width:760px}
.post-head h1{font-size:clamp(28px,4vw,42px);line-height:1.4;letter-spacing:-.03em;margin:0 0 16px}
.post-head .deck{color:var(--muted);font-size:16px;margin:0 0 26px;max-width:640px}
.byline{display:flex;align-items:center;gap:12px;padding-top:22px;border-top:1px solid var(--line)}
.avatar{display:grid;place-items:center;width:38px;height:38px;border-radius:50%;background:var(--pale);color:var(--green);font-weight:800;font-size:14px;flex:none}
.byline .who{font-size:13px}
.byline .who b{display:block}
.byline .who small{color:var(--muted);font-size:11.5px}
.byline .sep{margin-inline-start:auto;display:flex;align-items:center;gap:8px;font-size:12px;color:var(--muted)}
.byline .dot{width:3px;height:3px;border-radius:50%;background:var(--muted)}

.article-cover{position:relative;aspect-ratio:21/9;border-radius:18px;overflow:hidden;background:var(--dark);display:grid;place-items:center;margin-bottom:10px}
.article-cover:before{content:"";position:absolute;inset:0;background:radial-gradient(circle at 80% 20%,rgba(53,194,155,.35),transparent 45%)}
.article-cover img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
.article-cover .mono{position:relative;font-size:16px;font-weight:800;color:rgba(255,255,255,.9);letter-spacing:.02em}

.post-layout{display:grid;grid-template-columns:1fr 200px;gap:56px;padding:46px 0 20px;align-items:start}
.post-toc{position:sticky;top:96px}
.post-toc b{display:block;font-size:11.5px;color:var(--muted);font-weight:700;margin-bottom:14px;letter-spacing:.02em}
.share{padding-top:0}
.share b{display:block;font-size:11.5px;color:var(--muted);font-weight:700;margin-bottom:12px}
.share-icons{display:flex;gap:8px}
.share-icons a{display:grid;place-items:center;width:32px;height:32px;border-radius:9px;border:1px solid var(--line);color:var(--muted);font-size:12px}
.share-icons a:hover{color:var(--green);border-color:#bfe1d8;background:var(--pale)}

.article-content{max-width:680px;font-size:16.5px;line-height:2}
.article-content p,.article-content>div{margin:0 0 24px}
.article-content h2{font-size:26px;line-height:1.5;margin:34px 0 14px}
.article-content h3{font-size:20px;line-height:1.55;margin:26px 0 10px}
.article-content blockquote{margin:0 0 24px;border-right:3px solid var(--mint);padding:10px 18px;background:var(--pale);border-radius:0 10px 10px 0}
.article-content ul,.article-content ol{margin:0 0 24px;padding-right:26px}
.article-content li{margin-bottom:6px}

.author-box{max-width:680px;margin:50px 0 70px;display:flex;gap:16px;align-items:flex-start;padding:24px;border:1px solid var(--line);border-radius:16px;background:#fff}
.author-box .avatar{width:46px;height:46px;font-size:16px}
.author-box b{display:block;margin-bottom:4px}
.author-box p{margin:0;color:var(--muted);font-size:13px}

.related{padding:64px 0 90px;border-top:1px solid var(--line);margin-top:50px}
.related h3{font-size:20px;margin:0 0 28px}
.related-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:30px}
.related .post-card .cover-ph{aspect-ratio:16/10;margin-bottom:14px;border-radius:12px}
.related .post-card .cover-ph .mono{font-size:11px}
.related .post-card h4{font-size:15px;line-height:1.55;margin:0 0 6px}
.related .post-card h4 a:hover{color:var(--green)}
.post-meta-sm{font-size:11.5px;color:var(--muted);margin:0 0 8px}

@media(max-width:860px){
  .post-layout{grid-template-columns:1fr}
  .post-toc{display:none}
  .related-grid{grid-template-columns:1fr 1fr}
}
@media(max-width:600px){
  .related-grid{grid-template-columns:1fr}
  .byline{flex-wrap:wrap}
  .byline .sep{margin-inline-start:0}
}