.el-category-books {
    width: min(100% - 40px, 1600px);
    margin: 0 auto;
    padding: clamp(30px, 4vw, 64px) 0 clamp(64px, 7vw, 110px);
}

.el-category-books + .el-category-books {
    padding-top: 0;
}

.el-category-books__heading {
    margin: 0 0 clamp(28px, 3vw, 48px);
    color: #20294f;
    text-align: center;
    font-size: clamp(28px, 3vw, 44px);
    line-height: 1.12;
}

.el-category-books__grid {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: clamp(24px, 3vw, 48px);
}

.el-category-book-card {
    position: relative;
    display: block;
    width: 100%;
    aspect-ratio: 1 / 1;
    overflow: hidden;
    isolation: isolate;
    border-radius: 30px;
    background: linear-gradient(135deg, #8c20ba 0%, #00a189 100%);
    box-shadow: 0 15px 34px rgba(26, 19, 32, .14);
    color: #fff;
    text-decoration: none !important;
    transition: transform .35s cubic-bezier(.22, .61, .36, 1), box-shadow .35s ease;
}

.el-category-book-card__background {
    position: absolute;
    z-index: 0;
    inset: 0;
    display: block;
    width: 100%;
    height: 100%;
    object-fit: cover;
}

/* Moleskine: the WooCommerce thumbnail is the complete card artwork. */
.el-category-book-card--thumbnail {
    background: none;
}

.el-category-book-card--thumbnail::before {
    display: none;
}

.el-category-book-card--thumbnail .el-category-book-card__thumbnail {
    inset: 0;
    width: 100% !important;
    height: 100% !important;
    border-radius: inherit;
    object-fit: cover;
    object-position: center;
}

.el-category-book-card::before {
    position: absolute;
    z-index: 1;
    inset: 0;
    background: linear-gradient(180deg, rgba(18, 11, 30, .42) 0%, rgba(18, 11, 30, .04) 30%, rgba(18, 11, 30, .03) 66%, rgba(18, 11, 30, .42) 100%);
    content: "";
    pointer-events: none;
}

.el-category-book-card:focus-visible {
    outline: 4px solid #20294f;
    outline-offset: 5px;
}

.el-category-book-card__title {
    position: absolute;
    z-index: 4;
    top: 6.5%;
    left: 50%;
    width: 92%;
    margin: 0;
    transform: translateX(-50%);
    color: #fff;
    text-align: center;
    text-shadow: 0 2px 10px rgba(0, 0, 0, .28);
    font-size: clamp(20px, 1.55vw, 31px);
    font-weight: 700;
    line-height: 1.05;
    letter-spacing: -.025em;
}

.el-category-book-card__books {
    position: absolute;
    z-index: 2;
    top: 54%;
    left: 50%;
    width: 100%;
    height: 56%;
    transform: translate(-50%, -50%);
}

.el-category-book-card__book {
    position: absolute;
    top: 50%;
    left: 50%;
    display: block;
    width: 37%;
    max-height: 96%;
    object-fit: contain;
    object-position: center;
    filter: drop-shadow(0 10px 9px rgba(0, 0, 0, .18));
    transition: transform .45s cubic-bezier(.22, .61, .36, 1);
    will-change: transform;
}

.el-category-book-card__book--back {
    z-index: 1;
    transform: translate(-68%, -50%) rotate(-8deg);
}

.el-category-book-card__book--front {
    z-index: 2;
    transform: translate(-32%, -50%) rotate(8deg);
}

.el-category-book-card--books-1 .el-category-book-card__book {
    transform: translate(-50%, -50%) rotate(0);
}

.el-category-book-card__button {
    position: absolute;
    z-index: 5;
    bottom: 6%;
    left: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    min-width: min(66%, 220px);
    min-height: 50px;
    padding: 9px 24px;
    transform: translateX(-50%);
    border: 2px solid rgba(255, 255, 255, .9);
    border-radius: 999px;
    color: #fff;
    font-size: clamp(14px, 1vw, 18px);
    font-weight: 600;
    line-height: 1;
    white-space: nowrap;
    transition: background-color .25s ease, color .25s ease;
}

@media (hover: hover) and (pointer: fine) {
    .el-category-book-card:hover {
        transform: translateY(-7px);
        box-shadow: 0 22px 42px rgba(26, 19, 32, .22);
    }

    .el-category-book-card:hover .el-category-book-card__book--back {
        transform: translate(-82%, -50%) rotate(-15deg) scale(1.05);
    }

    .el-category-book-card:hover .el-category-book-card__book--front {
        transform: translate(-18%, -50%) rotate(15deg) scale(1.05);
    }

    .el-category-book-card--books-1:hover .el-category-book-card__book {
        transform: translate(-50%, -50%) scale(1.05);
    }

    .el-category-book-card:hover .el-category-book-card__button {
        background: #fff;
        color: #222;
    }
}

.el-category-book-card:focus-visible .el-category-book-card__book--back {
    transform: translate(-82%, -50%) rotate(-15deg) scale(1.05);
}

.el-category-book-card:focus-visible .el-category-book-card__book--front {
    transform: translate(-18%, -50%) rotate(15deg) scale(1.05);
}

.el-category-books__empty {
    margin: 40px auto 70px;
    text-align: center;
}

@media (max-width: 1200px) {
    .el-category-books {
        width: min(100% - 32px, 850px);
    }

    .el-category-books__grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }
}

@media (max-width: 768px) {
    .el-category-books {
        width: min(100% - 28px, 850px);
        padding-top: 28px;
        padding-bottom: 70px;
    }

    .el-category-books__heading {
        margin-bottom: 25px;
        font-size: clamp(26px, 8vw, 36px);
    }

    .el-category-books__grid {
        gap: 16px;
    }

    .el-category-book-card {
        border-radius: 22px;
    }

    .el-category-book-card__title {
        top: 7.5%;
        width: 94%;
        font-size: clamp(16px, 4.4vw, 23px);
    }

    .el-category-book-card__books {
        top: 54%;
        height: 52%;
    }

    .el-category-book-card__book {
        width: 35%;
        max-height: 94%;
    }

    .el-category-book-card__button {
        min-width: 68%;
        min-height: 38px;
        padding: 7px 12px;
        border-width: 1.5px;
        font-size: clamp(12px, 3.4vw, 15px);
    }
}

@media (max-width: 420px) {
    .el-category-book-card__title {
        font-size: clamp(15px, 4.35vw, 19px);
    }

    .el-category-book-card__button {
        bottom: 5.5%;
    }
}

@media (prefers-reduced-motion: reduce) {
    .el-category-book-card,
    .el-category-book-card__book,
    .el-category-book-card__button {
        transition: none !important;
    }
}