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1fr;gap:48px}.fluid-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(min(280px,100%),1fr));gap:30px}.notebook-row{border-top:1px solid var(--border-subtle);padding:22px 0;transition:transform .5s var(--ease-kinetic)}.notebook-row:hover{transform:translateY(-3px)}.row-heading{display:flex;align-items:baseline;gap:16px}.row-heading .icon{color:var(--accent-primary);font-weight:bold;font-size:1.4rem;min-width:30px}.row-heading h3{margin:0}.spec-list{list-style:none;padding:0}.spec-list li{display:flex;gap:20px;justify-content:space-between;border-bottom:1px solid var(--border-subtle);padding:12px 0}.spec-list strong{color:var(--accent-secondary)}.feature-split{display:grid;grid-template-columns:1fr 1fr;gap:40px;align-items:center}.feature-image{aspect-ratio:4/3}.annotation{padding-left:20px;border-left:3px solid var(--accent-primary);margin:25px 0}.article-header{padding:58px 0 35px}.article-header 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