.blog-categories-section{border-top:1px dashed var(--hairline);border-bottom:1px dashed var(--hairline);-webkit-backdrop-filter:blur(14px);z-index:30;background:#f7f1e5eb;padding:24px 0;position:sticky;top:64px}body[data-surface=vault] .blog-categories-section{background:#14110ed9}.blog-categories{flex-wrap:wrap;align-items:center;gap:8px;display:flex}.blog-cat{font-family:var(--font-mono);letter-spacing:.22em;text-transform:uppercase;color:var(--fg-subtle);border:1px solid var(--hairline);cursor:pointer;background:0 0;border-radius:999px;min-height:36px;padding:9px 14px;font-size:10px;transition:all .14s}.blog-cat:hover{border-color:var(--accent);color:var(--fg)}.blog-cat.active{background:var(--vault);color:var(--parchment);border-color:var(--vault)}body[data-surface=vault] .blog-cat.active{background:var(--burnished);color:var(--vault);border-color:var(--burnished)}.featured-post{color:inherit;grid-template-columns:1.1fr 1fr;align-items:center;gap:48px;transition:filter .22s;display:grid}@media (max-width:880px){.featured-post{grid-template-columns:1fr;gap:32px}}.fp-img{aspect-ratio:4/3;background:radial-gradient(circle at 30% 40%, #b0832e2e 0%, transparent 50%), radial-gradient(circle at 70% 70%, #14110e14 0%, transparent 60%), var(--parchment-warm);border:1px solid var(--hairline);border-radius:6px;position:relative;overflow:hidden}.fp-img:before{content:"01 · 02 · 03";font-family:var(--font-display);letter-spacing:-.04em;color:#14110e14;font-size:clamp(80px,14vw,168px);font-weight:400;line-height:1;position:absolute;bottom:24px;left:24px}.fp-img:after{content:"";background:var(--accent);border-radius:50%;width:8px;height:8px;position:absolute;top:24px;right:24px}.featured-post:hover .fp-img{box-shadow:var(--shadow-3)}.post-meta{color:var(--fg-subtle);flex-wrap:wrap;align-items:baseline;gap:12px;font-size:12px;display:flex}.post-meta .mono{color:var(--fg-subtle)}.post-grid{background:var(--hairline);border:1px solid var(--hairline);grid-template-columns:repeat(3,1fr);gap:1px;transition:opacity .2s;display:grid}@media (max-width:980px){.post-grid{grid-template-columns:repeat(2,1fr)}}@media (max-width:660px){.post-grid{grid-template-columns:1fr}}.post-card{background:var(--bg);min-height:260px;color:inherit;flex-direction:column;gap:14px;padding:28px 28px 24px;text-decoration:none;transition:background .22s,opacity .22s;display:flex}.post-card:hover{background:var(--bg-raised);color:inherit}.post-card.hidden-by-cat{display:none}.post-tag{color:var(--accent)}.post-card h3{letter-spacing:-.018em;font-size:22px;line-height:1.2}.post-card h3 em{color:var(--accent);font-style:italic;font-weight:300}.post-card p{color:var(--fg-muted)}.post-card .post-meta{border-top:1px dashed var(--hairline);justify-content:space-between;margin-top:auto;padding-top:14px}.empty-state{text-align:center;border:1px dashed var(--hairline);background:var(--bg-raised);border-radius:4px;padding:56px 24px}.empty-state p{color:var(--fg-muted);max-width:420px;margin:0 auto}.newsletter-form-lg{gap:8px;max-width:480px;margin:0 auto;display:flex}.newsletter-form-lg .input{color:var(--parchment);background:#f7f1e50f;border-color:#f7f1e52e;flex:1;min-height:50px;padding:14px 16px}.newsletter-form-lg .input::placeholder{color:#f7f1e566}.newsletter-form-lg button{min-height:50px;padding:0 22px}