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button{cursor:pointer;background:0 0}.gem-catalog-controls button:hover{background:var(--surface-2);border-color:var(--accent)}.gem-catalog-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:var(--s-5)}.gem-catalog .gem-catalog-card{display:flex;flex-direction:column;min-width:0;border:1px solid var(--line);border-radius:12px;background:var(--bg-card);color:var(--text-primary);overflow:hidden;text-decoration:none;box-shadow:var(--elev-1);transition:border-color .12s ease,transform .12s ease}.gem-catalog .gem-catalog-card:hover{transform:translateY(-1px);border-color:var(--line-strong);color:var(--text-primary)}.gem-catalog-card:focus-visible{outline-offset:4px}.gem-catalog-image{aspect-ratio:3/2;overflow:hidden;background:var(--surface-2)}.gem-catalog-image img{display:block;width:100%;height:100%;object-fit:cover}.gem-catalog-card-body{display:flex;flex:1;flex-direction:column;padding:var(--s-4)}.gem-catalog-card-top{display:flex;flex-direction:column;align-items:start;gap:var(--s-2);margin-bottom:var(--s-3)}.gem-catalog-card h3{font-size:1.375rem;line-height:1.25;margin:0;color:var(--text-primary)}.gem-catalog-mohs{font-size:.875rem;line-height:1.4;font-variant-numeric:tabular-nums;font-weight:600;color:var(--accent)}.gem-catalog-mohs span{font-weight:400;margin-inline-start:.25em}.gem-catalog-card p{font-size:.875rem;line-height:1.45;margin:0 0 var(--s-2);color:var(--text-secondary);overflow-wrap:anywhere}.gem-catalog-colors{text-transform:capitalize}.gem-catalog-open{display:flex;align-items:center;justify-content:space-between;gap:var(--s-2);padding-top:var(--s-3);margin-top:auto;font-size:.875rem;font-weight:500;color:var(--accent)}.gem-catalog-card:hover .gem-catalog-open{text-decoration:underline;text-underline-offset:3px}.gem-catalog-note{max-width:76ch;font-size:.875rem;color:var(--text-muted);margin:var(--s-4)0 0}.gem-catalog-empty{padding:var(--s-5);background:var(--bg-card);color:var(--text-secondary);border-radius:10px}.gem-catalog-empty h3{font-size:1.4rem}.gem-catalog-empty p{margin-bottom:0}.gem-catalog-directory,.gem-catalog-reference{margin-top:var(--s-7);padding-top:var(--s-6);border-top:1px solid var(--line)}.gem-catalog-directory>h2,.gem-catalog-reference>h2{font-size:1.75rem;margin-bottom:var(--s-3)}.gem-catalog-directory>p,.gem-catalog-reference>p{max-width:70ch;color:var(--text-secondary);font-size:1rem}.gem-catalog-disclosure{background:var(--bg-card);border:1px solid var(--line-strong);border-radius:10px}.gem-catalog-disclosure>summary{padding:var(--s-4)var(--s-5);cursor:pointer;color:var(--text-primary);font-size:1rem;font-weight:600}.gem-catalog-disclosure>summary:hover{color:var(--accent-strong)}.gem-catalog-disclosure>summary>span{margin-left:var(--s-3);font-size:.875rem;color:var(--text-secondary);font-weight:400}.gem-catalog-disclosure[open]>summary{border-bottom:1px solid var(--line)}.gem-catalog-directory-body{padding:var(--s-5)}.gem-catalog-guide-count{color:var(--text-secondary);font-size:.875rem}.gem-catalog-guide-list{list-style:none;padding:0;margin:0;display:grid;grid-template-columns:repeat(2,minmax(0,1fr));column-gap:var(--s-6)}.gem-catalog-guide-list li{border-bottom:1px solid var(--line);min-width:0}.gem-catalog-guide-list a{display:flex;align-items:baseline;justify-content:space-between;gap:var(--s-4);padding:var(--s-3)0;min-height:44px;font-size:.9375rem;line-height:1.5;color:var(--text-primary);text-decoration:none}.gem-catalog-guide-list a:hover{text-decoration:underline;text-underline-offset:3px}.gem-catalog-guide-list a span{color:var(--accent);flex-shrink:0}.gem-catalog .gem-catalog-article{padding:var(--s-6)var(--s-5);margin:0 auto;max-width:860px}.gem-catalog-article .article-body{max-width:72ch;margin:0 auto}.gem-catalog [id]{scroll-margin-top:100px}@media(max-width:1000px){.gem-catalog-grid{grid-template-columns:repeat(3,minmax(0,1fr));gap:var(--s-4)}}@media(max-width:700px){.gem-catalog{padding-top:var(--s-2);padding-bottom:var(--s-7)}.gem-catalog-heading{margin-bottom:var(--s-4)}.gem-catalog-heading h1{font-size:2rem}.gem-catalog-heading>p{font-size:.9375rem}.gem-catalog-jumps{gap:var(--s-2)var(--s-4)}.gem-catalog-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:var(--s-3)}.gem-catalog-controls{gap:var(--s-3);margin-bottom:var(--s-4)}.gem-catalog-search-field{flex-basis:100%}.gem-catalog-controls>.gem-catalog-field:not(.gem-catalog-search-field){flex:1}.gem-catalog-controls select{width:100%}.gem-catalog-card-body{padding:var(--s-3)}.gem-catalog-card h3{font-size:1.125rem}.gem-catalog-card p{font-size:.875rem}.gem-catalog-card-top{margin-bottom:var(--s-2)}.gem-catalog-open{font-size:.8125rem}.gem-catalog-guide-list{grid-template-columns:1fr}.gem-catalog-disclosure>summary{padding:var(--s-4)}.gem-catalog-disclosure>summary>span{display:block;margin:var(--s-2)0 0 var(--s-4)}.gem-catalog-directory-body{padding:var(--s-4)}.gem-catalog .gem-catalog-article{padding:var(--s-5)var(--s-4)}}@media(scripting:enabled) and (max-width:700px){.gem-catalog-controls-slot{min-block-size:180px}}@media(max-width:359px){.gem-catalog-grid{grid-template-columns:1fr}.gem-catalog .gem-catalog-card{display:grid;grid-template-columns:104px minmax(0,1fr)}.gem-catalog-image{height:100%;aspect-ratio:auto}.gem-catalog-image img{object-fit:cover}}@media(prefers-reduced-motion:reduce){.gem-catalog .gem-catalog-card{transition:none}.gem-catalog .gem-catalog-card:hover{transform:none}}