/* =========================================================
   GRUPO LAS LETRAS — RESPONSIVE LIBROS (CATÁLOGO)
   ========================================================= */

@media (max-width: 1100px) {

    /* ===== CATÁLOGO ===== */

        .books-grid {
            grid-template-columns: repeat(3, minmax(0, 1fr));
            gap: 30px 20px;
        }

        .book-cover {
            aspect-ratio: 2 / 3;
        }

        .book-info {
            padding: 22px 4px 10px;
        }

        .book-info h3 {
            font-size: 1.45rem;
        }


    /* ===== FILTROS DEL CATÁLOGO ===== */

        .catalog-filters {
            grid-template-columns:
                minmax(220px, 1.7fr)
                repeat(3, minmax(130px, 1fr));

            gap: 12px;
        }

        .catalog-clear {
            grid-column: 1 / -1;
            justify-self: flex-start;
            align-self: auto;
        }


    /* ===== INFORMACIÓN DEL CATÁLOGO ===== */

        .catalog-info {
            gap: 55px;
        }


}


@media (max-width: 900px) {

    /* ===== CATÁLOGO ===== */

        .books-grid {
            grid-template-columns: repeat(2, minmax(0, 1fr));
            gap: 35px 22px;
        }

        .book-cover {
            aspect-ratio: 2 / 3;
        }

        .book-info {
            padding: 20px 4px 10px;
        }

        .book-info h3 {
            font-size: 1.4rem;
        }


    /* ===== FILTROS ===== */

        .catalog-filters {
            grid-template-columns:
                repeat(2, minmax(0, 1fr));

            gap: 16px;
            padding: 18px;
        }

        .catalog-search {
            grid-column: 1 / -1;
        }

        .catalog-clear {
            grid-column: 1 / -1;

            width: 100%;

            justify-self: stretch;
        }


    /* ===== RESULTADOS ===== */

        .catalog-results {
            margin-bottom: 22px;
        }


    /* ===== INFORMACIÓN DEL CATÁLOGO ===== */

        .catalog-info {
            grid-template-columns: 1fr;
            gap: 50px;
        }

        .catalog-info-note {
            max-width: 500px;
            width: 100%;
            margin: 0 auto;
        }


}


@media (max-width: 760px) {

    /* ===== CATÁLOGO ===== */

        .books-grid {
            grid-template-columns: repeat(2, minmax(0, 1fr));
            gap: 35px 16px;
        }

        .book-card {
            width: 100%;
            max-width: none;
            margin: 0;
        }

        .book-cover {
            width: 100%;
            height: auto;

            aspect-ratio: 2 / 3;

            overflow: hidden;
        }

        .book-cover img {
            width: 100%;
            height: 100%;

            object-fit: cover;

            display: block;
        }

        .book-info {
            padding: 17px 4px 10px;

            text-align: center;
        }

        .book-info h3 {
            margin-bottom: 7px;

            font-size: 1.15rem;
            line-height: 1.2;
        }

        .book-info .author {
            margin-bottom: 14px;

            font-size: 10px;
            line-height: 1.4;
        }

        .book-info .btn {
            min-height: 42px;

            padding-left: 15px;
            padding-right: 15px;

            font-size: 10px;
        }


    /* ===== FILTROS DEL CATÁLOGO ===== */

        .catalog-filters {
            grid-template-columns: 1fr;

            gap: 14px;

            margin-bottom: 25px;

            padding: 18px;
        }

        .catalog-search {
            grid-column: auto;
        }

        .catalog-search,
        .catalog-filter {
            gap: 7px;
        }

        .catalog-search label,
        .catalog-filter label {
            font-size: 9px;
            letter-spacing: 1.7px;
        }

        .catalog-search input,
        .catalog-filter select {
            min-height: 48px;

            padding: 0 13px;

            font-size: 12px;
        }

        .catalog-clear {
            grid-column: auto;

            width: 100%;

            min-height: 46px;

            margin-top: 3px;
        }


    /* ===== RESULTADOS ===== */

        .catalog-results {
            display: block;

            min-height: auto;

            margin-bottom: 22px;
        }

        .catalog-results p {
            font-size: 10px;
            line-height: 1.5;
        }


    /* ===== INFORMACIÓN DEL CATÁLOGO ===== */

        .catalog-info {
            grid-template-columns: 1fr;

            gap: 40px;
        }

        .catalog-info-text h2 {
            font-size: 2.8rem;
        }

        .catalog-info-text p {
            font-size: 14px;
            line-height: 1.85;
        }

        .catalog-info-note {
            padding: 35px 25px;
        }

        .catalog-info-note h3 {
            font-size: 1.8rem;
        }


}


@media (max-width: 420px) {

    /* ===== CATÁLOGO ===== */

        .books-grid {
            grid-template-columns: repeat(2, minmax(0, 1fr));

            gap: 30px 12px;
        }

        .book-info {
            padding: 14px 2px 8px;
        }

        .book-info h3 {
            font-size: 1.05rem;
            line-height: 1.15;
        }

        .book-info .author {
            font-size: 9px;
        }

        .book-info .btn {
            min-height: 40px;

            padding: 9px 12px;

            font-size: 9px;
        }


    /* ===== FILTROS ===== */

        .catalog-filters {
            gap: 12px;

            padding: 15px;
        }

        .catalog-search input,
        .catalog-filter select {
            min-height: 46px;

            font-size: 11px;
        }

        .catalog-clear {
            min-height: 44px;

            padding: 0 14px;

            font-size: 9px;
        }


    /* ===== RESULTADOS ===== */

        .catalog-results p {
            font-size: 9px;
            letter-spacing: 0.8px;
        }


    /* ===== INFORMACIÓN DEL CATÁLOGO ===== */

        .catalog-info-text h2 {
            font-size: 2.5rem;
        }

        .catalog-info-note {
            padding: 30px 20px;
        }

        .catalog-info-note h3 {
            font-size: 1.6rem;
        }


}


@media (max-width: 360px) {

    /* ===== CATÁLOGO ===== */

        .books-grid {
            gap: 25px 10px;
        }

        .book-info h3 {
            font-size: 0.98rem;
        }

        .book-info .author {
            font-size: 7.5px;
        }

        .book-info .btn {
            min-height: 38px;

            padding: 8px 10px;

            font-size: 8px;
        }


    /* ===== FILTROS ===== */

        .catalog-filters {
            padding: 13px;
        }

        .catalog-search input,
        .catalog-filter select {
            min-height: 44px;

            padding: 0 11px;

            font-size: 10px;
        }

        .catalog-search label,
        .catalog-filter label {
            font-size: 8px;
            letter-spacing: 1.4px;
        }

        .catalog-clear {
            min-height: 42px;

            font-size: 8px;
        }


}