.hero-mosaic { overflow: hidden; }
.pattern-grid { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 1rem; }
.pattern-card { position: relative; overflow: hidden; border: 1px solid var(--line); background: linear-gradient(145deg, #0c1b2b, #040a11); }
.pattern-card .card-image { display: block; aspect-ratio: 1; overflow: hidden; }
.pattern-card img { width: 100%; height: 100%; object-fit: cover; }
.pattern-card > div { padding: 1rem; }
.pattern-card h3 { margin: .45rem 0; line-height: 1.2; }
.pattern-card p { color: var(--muted); font-size: .84rem; }
.tier { display: inline-block; color: var(--cyan); font: 800 .65rem ui-monospace, monospace; letter-spacing: .1em; text-transform: uppercase; }
.detail-image { overflow: hidden; border: 1px solid var(--line); background: var(--panel); }
.detail-image img { width: 100%; height: auto; object-fit: contain; }
.detail > article { padding: 1.5rem; border: 1px solid var(--line); background: var(--panel); }
.specs > div { display: flex; justify-content: space-between; gap: 1rem; padding: .65rem 0; border-bottom: 1px solid var(--line); }
.editorial-head, .faq-grid, .article, .spelling-grid, .spelling-answer { width: min(64rem, calc(100% - 2.5rem)); margin-inline: auto; }
.editorial-head { padding: clamp(4rem, 8vw, 8rem) 0 2rem; }
.editorial-head h1, .article h1, .spelling-answer h1 { font-size: clamp(2.5rem, 6vw, 5.5rem); line-height: .95; }
.faq-grid, .spelling-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 1rem; padding-bottom: 7rem; }
.faq-grid > a, .spelling-grid > a { display: grid; gap: .45rem; padding: 1.25rem; border: 1px solid var(--line); background: var(--panel); text-decoration: none; }
.faq-grid span, .spelling-grid span { color: var(--cyan); font: 800 .65rem ui-monospace, monospace; }
.article, .spelling-answer { padding: 5rem 0 7rem; color: #bdcedc; }
.related-words { display: flex; flex-wrap: wrap; gap: .6rem; margin-bottom: 3rem; }
.related-words a { padding: .55rem .75rem; border: 1px solid var(--line); }
@media (max-width: 1050px) { .pattern-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); } }
@media (max-width: 720px) { .pattern-grid, .faq-grid, .spelling-grid { grid-template-columns: 1fr; } }