body[data-page="learn-hard-catalog"] { background:#edf2f5; color:#102638; }
.lh-catalog { padding-top:44px; padding-bottom:48px; }
.lh-catalog-heading { margin-bottom:28px; }
.lh-catalog-heading p { margin:0 0 10px; font-size:.75rem; letter-spacing:.12em; font-weight:750; }
.lh-catalog-heading h1 { margin:0; font-size:clamp(2rem,5vw,3rem); }
.lh-catalog-grid { display:grid; grid-template-columns:repeat(auto-fit,minmax(min(100%,420px),1fr)); gap:24px; }
.lh-catalog-card { max-width:680px; padding:28px; border:1px solid #bdcbd1; border-top:5px solid #d7ef4c; border-radius:12px; background:#fff; }
.lh-catalog-card h2 { margin:0 0 16px; font-size:clamp(1.4rem,3vw,1.9rem); line-height:1.2; }
.lh-catalog-card p { line-height:1.6; }
.lh-catalog-meta { color:#52697a; font-size:.85rem; }
.lh-catalog-card .primary-button { margin-top:8px; background:#102638; color:#fff; }
.lh-catalog-footer { padding-bottom:28px; font-size:.8rem; color:#52697a; }
@media(max-width:600px) { .lh-catalog { padding-top:28px; } .lh-catalog-card { padding:22px; } }