.simulation-library{padding-block:32px 46px;scroll-margin-top:24px}.simulation-library-heading{max-width:780px;margin-bottom:24px}.simulation-library-heading h2{margin:8px 0 12px;font-size:clamp(1.5rem,3vw,2.25rem)}.simulation-library-heading>p:last-child{color:var(--muted-ink);line-height:1.7}.simulation-catalog{grid-template-columns:repeat(3,minmax(0,1fr));gap:16px;display:grid}.simulation-catalog-card{color:var(--ink);background:var(--paper,#fffdf7);border:1px solid #d6dfd6;border-radius:12px;flex-direction:column;min-width:0;padding:22px;text-decoration:none;transition:background .15s,border-color .15s;display:flex}.simulation-catalog-card:hover{background:#eff4e9;border-color:#9db39e}:is(.simulation-catalog-card:focus-visible,.simulation-embed-link:focus-visible){outline:3px solid var(--brand);outline-offset:4px}.simulation-catalog-index{letter-spacing:.07em;text-transform:uppercase;color:#5c7463;margin-bottom:15px;font-size:.66rem}.simulation-catalog-card>div{justify-content:space-between;align-items:start;gap:10px;display:flex}.simulation-catalog-card h3{margin:0;font-size:1.12rem;line-height:1.3}.simulation-catalog-card svg{color:var(--brand);flex-shrink:0}.simulation-catalog-card p{color:var(--muted-ink);margin:12px 0 20px;font-size:.85rem;line-height:1.65}.simulation-catalog-open{color:var(--brand);margin-top:auto;font-size:.8rem;font-weight:650}.simulation-detail{padding-block:28px 56px}.simulation-detail-header{max-width:900px;margin:0 0 24px}.simulation-detail-header>a{color:var(--brand);min-height:32px;margin-bottom:22px;display:inline-block}.simulation-detail-header h1{margin:12px 0 16px;font-size:clamp(2rem,4vw,3.3rem)}.simulation-detail-header>p:last-child{color:var(--muted-ink);font-size:1rem;line-height:1.7}.simulation-embed{background:#fff;border:1px solid #ccd8cc;border-radius:12px;overflow:hidden}.simulation-embed-toolbar{background:#edf2e7;border-bottom:1px solid #d4dece;justify-content:flex-end;align-items:center;gap:14px;padding:12px 18px;display:flex}.simulation-embed-link{color:var(--brand);min-height:24px;font-size:.85rem;font-weight:600}.simulation-embed-frame{width:100%;height:85vh;background:#fff;border:0;height:85svh;min-height:720px;max-height:1200px;display:block}.simulation-detail-help{grid-template-columns:1fr 1fr;gap:32px;margin:32px 0;display:grid}.simulation-detail-help h2{font-size:1.2rem}.simulation-detail-help p{color:var(--muted-ink);font-size:.9rem;line-height:1.75}.simulation-detail-footer{border-top:1px solid #d4dece;padding-top:18px}.simulation-detail-footer a{color:var(--brand)}.color-pop-discovery{border:1px solid #d6dfd6;border-radius:10px;margin-top:30px;padding:22px}.color-pop-discovery h2{margin:0 0 10px;font-size:1.3rem}.color-pop-discovery p{color:var(--muted-ink);line-height:1.7}.color-pop-discovery a{color:var(--brand);margin-right:24px;padding:10px 0;font-weight:600;display:inline-block}@media (max-width:1000px){.simulation-catalog{grid-template-columns:repeat(2,minmax(0,1fr))}}@media (max-width:600px){.simulation-catalog{grid-template-columns:1fr;gap:12px}.simulation-catalog-card{padding:20px}.simulation-library{padding-block:24px 32px}.simulation-detail{width:calc(100% - 20px)}.simulation-detail-header,.simulation-detail-help,.simulation-detail-footer{margin-inline:8px}.simulation-detail-help{grid-template-columns:1fr;gap:12px}.simulation-embed-frame{height:82svh;min-height:680px}.simulation-embed-toolbar{padding:10px 12px}.simulation-embed-link{font-size:.8rem}}@media (prefers-reduced-motion:reduce){.simulation-catalog-card{transition:none}}