.catalog-shell{display:grid;grid-template-columns:minmax(210px,260px) minmax(0,1fr);gap:24px;align-items:start}.catalog-sidebar{position:sticky;top:18px}.catalog-sidebar h2{font-size:1rem;margin:0 0 12px}.catalog-categories{display:grid;gap:5px}.catalog-categories button{border:0;background:transparent;text-align:left;padding:9px 10px;border-radius:10px;color:#35444f;cursor:pointer}.catalog-categories button:hover,.catalog-categories button.active{background:#eaf4ef;color:#075c46;font-weight:700}.catalog-toolbar{display:grid;grid-template-columns:minmax(0,1fr) 190px 190px;gap:12px;margin-bottom:18px}.catalog-product{padding:18px 0;border-bottom:1px solid #dce6e1}.catalog-product-head{display:flex;gap:12px;align-items:flex-start;justify-content:space-between}.catalog-product-head>a{font-size:1.08rem;font-weight:750;color:#123f35}.catalog-category-tag{font-size:.72rem;background:#eef4f1;border-radius:99px;padding:5px 9px;white-space:nowrap}.catalog-actions{display:flex;align-items:center;gap:14px;margin-top:12px}.catalog-actions a{font-weight:650}.catalog-cart{position:fixed;right:20px;bottom:20px;width:min(360px,calc(100vw - 40px));background:#fff;border:1px solid #c9d8d2;border-radius:16px;box-shadow:0 18px 50px #163b2e2b;padding:16px;z-index:10}.catalog-cart h2{font-size:1.05rem;margin:0 0 8px}.catalog-cart ul{max-height:160px;overflow:auto;margin:0 0 12px;padding:0;list-style:none}.catalog-cart li{display:flex;gap:8px;justify-content:space-between;padding:6px 0}.catalog-cart li button{border:0;background:transparent;color:#8c2f23}.study-grid{display:grid;grid-template-columns:minmax(0,1.5fr) minmax(280px,.7fr);gap:24px}.study-section{margin-top:24px}.study-provider,.study-package{padding:16px;border:1px solid #dce6e1;border-radius:14px;margin-top:10px}.preparation-checklist{padding-left:20px}.study-aside{position:sticky;top:18px;height:max-content}.study-aside .btn{width:100%}@media(max-width:800px){.catalog-shell,.study-grid{grid-template-columns:1fr}.catalog-sidebar,.study-aside{position:static}.catalog-toolbar{grid-template-columns:1fr}.catalog-product-head{display:block}.catalog-category-tag{display:inline-block;margin-top:8px}.catalog-cart{right:10px;bottom:10px;width:calc(100vw - 20px)}}