Felfedő maszk

.we-card-mask {
    position: relative;

    width: min(100%, 420px);
    height: 300px;

    overflow: hidden;

    border-radius: 26px;
    border: 1px solid rgba(95, 189, 125, .22);

    background: #173b2b;

    box-shadow: 0 20px 50px rgba(0, 0, 0, .35);

    cursor: pointer;
}

.we-card-mask-content {
    position: relative;
    z-index: 1;

    height: 100%;

    padding: 34px;

    display: flex;
    flex-direction: column;
    justify-content: center;
}

.we-card-mask-content span {
    margin-bottom: 16px;

    color: #7ac98e;

    font-family: Inter, system-ui, sans-serif;
    font-size: 10px;
    font-weight: 700;
    letter-spacing: .16em;
}

.we-card-mask-content h3 {
    margin: 0 0 14px;

    color: #f4f1e9;

    font-family: "Bodoni Moda", Georgia, serif;
    font-size: clamp(31px, 5vw, 45px);
    font-weight: 500;
    line-height: 1;
}

.we-card-mask-content p {
    max-width: 290px;

    margin: 0 0 18px;

    color: rgba(244, 241, 233, .64);

    font-family: Inter, system-ui, sans-serif;
    font-size: 13px;
    line-height: 1.65;
}

.we-card-mask-content strong {
    color: #f4f1e9;

    font-family: Inter, system-ui, sans-serif;
    font-size: 12px;
    font-weight: 600;
}


/* Maszk */

.we-card-mask-cover {
    position: absolute;

    inset: 0;

    z-index: 3;

    background: #0b1210;

    transform: translateX(0);

    transition:
        transform 1.05s cubic-bezier(.77, 0, .18, 1);
}


/* Keskeny fényes él a maszk szélén */

.we-card-mask-cover::after {
    content: "";

    position: absolute;

    top: 0;
    right: 0;

    width: 2px;
    height: 100%;

    background: #7ac98e;

    opacity: .65;

    transition:
        opacity .4s ease;
}


/* Hover */

.we-card-mask:hover .we-card-mask-cover {
    transform: translateX(100%);
}

.we-card-mask:hover .we-card-mask-cover::after {
    opacity: 0;
}

document.querySelectorAll(".we-card-mask").forEach(card => {

    const cover = card.querySelector(".we-card-mask-cover");

    card.addEventListener("mousemove", event => {

        const rect = card.getBoundingClientRect();

        const x =
            (event.clientX - rect.left) / rect.width;

        const offset = Math.max(0, Math.min(1, x));

        cover.style.transform =
            `translateX(${offset * 100}%)`;
    });

    card.addEventListener("mouseleave", () => {

        cover.style.transform =
            "translateX(0)";
    });

});