/**
 * Katalog kart görselleri — JPG/beyaz arka planlı şekiller filigranı örtmesin.
 * Filigran altta, şekil üstte; şekilde multiply ile beyaz alanlar saydamlaşır.
 */
.katalog-kart-gorsel,
.card-img-container.katalog-thumb {
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    isolation: isolate;
    background: #fff;
    box-sizing: border-box;
}

.katalog-kart-gorsel .katalog-kart-watermark,
.card-img-container.katalog-thumb .katalog-kart-watermark {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    opacity: 0.25;
    max-width: 65%;
    max-height: 65%;
    width: auto;
    height: auto;
    object-fit: contain;
    pointer-events: none;
    z-index: 0;
}

.katalog-kart-gorsel .katalog-kart-img,
.card-img-container.katalog-thumb .katalog-kart-img,
.card-img-container.katalog-thumb .card-img-top {
    position: relative;
    z-index: 1;
    display: block;
    max-width: 100%;
    max-height: 100%;
    width: auto;
    height: auto;
    object-fit: contain;
    object-position: center;
    mix-blend-mode: multiply;
}

#katalogModal .modal-header,
#ekUrunKatalogModal .modal-header {
    background: linear-gradient(135deg, var(--km-primary) 0%, var(--km-primary-dark) 100%);
    color: #fff;
}

    #katalogModal .modal-header .btn-close,
    #ekUrunKatalogModal .modal-header .btn-close {
        filter: brightness(0) invert(1);
    }