:root{--color-principal: #1c43bc;--color-secundario: #f04c4b;--color-hover: #5f9ebb;--color-salmon: #e2acac;--color-blanco: #fffbfb;--color-negro: #333}*{margin:0;padding:0;font-family:Roboto,Arial,Tahoma,sans-serif;box-sizing:border-box}body{margin-top:130px}.flex-center{display:flex;justify-content:center;align-items:center}.titulo-catalogo{text-align:center;margin:10px 0;padding-top:50px}.titulo-catalogo h1{font-size:2.5em;color:var(--color-negro)}.barra-superior-catalogo{display:flex;justify-content:space-between;align-items:center;padding:15px;flex-wrap:wrap;gap:15px}.contenedor-barra-catalogo{display:flex;flex-direction:column;align-items:flex-start;width:100%;gap:20px}.ordenar-por{margin:20px auto 0;display:flex;align-items:center;justify-content:center;gap:10px}.ordenar-por select{padding:5px 10px;font-size:14px;border-radius:5px}.paginacion{display:flex;justify-content:center;align-items:center;gap:5px;flex-wrap:wrap;margin-top:20px;margin-bottom:50px;line-height:2em;width:100%}.paginacion a,.paginacion span{padding:8px 12px;text-decoration:none;border:1px solid #ddd;color:var(--color-negro);border-radius:4px;font-weight:700}.paginacion a.activo{background-color:var(--color-principal);color:#fff;border-color:var(--color-negro)}.loader{position:fixed;top:0;left:0;width:100%;height:100%;background-color:#fff;display:flex;justify-content:center;align-items:center;z-index:9999}.loader .spinner{border:8px solid #f3f3f3;border-top:8px solid var(--color-principal);border-radius:50%;width:60px;height:60px;animation:spin 1s linear infinite}.oculto{display:none!important}@keyframes spin{0%{transform:rotate(0)}to{transform:rotate(360deg)}}.banner-categoria,.banner-principal{width:100%;height:200px;margin-bottom:20px;overflow:hidden;box-shadow:0 4px 12px #0000001a}.banner-categoria .banner-img{height:300px}.banner-img{width:100%;object-fit:cover;display:block;transition:transform .3s ease}.banner-categoria .banner-img:hover{transform:scale(1.02)}@media screen and (max-width: 1221px){#catalogo-lista{display:grid;grid-template-columns:repeat(2,1fr);gap:15px;margin-left:20px}.contenedor-catalogo{flex-direction:column;gap:20px;justify-content:center}.filtro-catalogo{margin:0 auto;order:-1}.ordenar-por{flex-direction:column;align-items:flex-start;gap:8px;margin-bottom:20px}.titulo-catalogo h1{font-size:22px;text-align:center}}@media screen and (max-width: 480px){.contenedor-catalogo{flex-direction:column;align-items:center;justify-content:center;padding:0 30px}#catalogo-lista{grid-template-columns:1fr;justify-items:center}.producto-item{width:100%;max-width:300px;margin:0 auto}.filtro-catalogo{width:100%;max-width:400px;margin:0 auto;padding:15px;text-align:center}.ordenar-por{width:100%;align-items:center;justify-content:center;gap:10px}.titulo-catalogo h1{font-size:20px;text-align:center}.paginacion{justify-content:center;flex-wrap:wrap;gap:8px}.paginacion button{font-size:14px;padding:6px 10px}}@media (min-width: 768px){.catalogo-lista,.productos-lista{gap:30px}}@media (min-width: 1024px){.catalogo-lista,.productos-lista{gap:40px}}@media (min-width: 1280px){.catalogo-lista,.productos-lista{gap:50px}}@media (max-width: 795px){.banner-categoria,.banner-principal{height:150px}.banner-categoria .banner-img{height:200px}}@media (max-width: 480px){.banner-categoria,.banner-principal{height:120px}.banner-categoria .banner-img{height:160px}}