Holografikus rétegkártyák

.cards-12 {
    width: min(1180px, calc(100% - 30px));
    margin: 0 auto;

    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
}

.card-12 {
    position: relative;

    min-height: 440px;

    overflow: hidden;

    padding: 26px;

    display: flex;
    flex-direction: column;

    border: 1px solid rgba(255,255,255,0.08);
    border-radius: 26px;

    background:
        radial-gradient(
            circle at 50% 35%,
            rgba(46,204,113,0.055),
            transparent 35%
        ),
        linear-gradient(
            145deg,
            rgba(255,255,255,0.055),
            rgba(255,255,255,0.01)
        );

    box-shadow:
        inset 0 1px 0 rgba(255,255,255,0.05),
        0 25px 60px rgba(0,0,0,0.28);

    backdrop-filter: blur(18px);
    -webkit-backdrop-filter: blur(18px);

    transition:
        transform 0.55s cubic-bezier(.22,.61,.36,1),
        border-color 0.5s ease,
        box-shadow 0.55s ease;
}


/* FELSŐ INFORMÁCIÓ */

.card-12-top {
    position: relative;
    z-index: 5;

    display: flex;
    align-items: center;
    justify-content: space-between;

    color: rgba(255,255,255,0.25);

    font-family: monospace;
    font-size: 8px;
    letter-spacing: 2px;
}

.card-12-top i {
    color: rgba(46,204,113,0.65);

    font-size: 15px;

    transition:
        transform 0.5s ease,
        color 0.4s ease;
}

.card-12:hover .card-12-top i {
    transform: rotate(15deg) scale(1.15);
    color: #2ecc71;
}


/* HOLOGRAFIKUS KÖZÉPRÉSZ */

.card-12-core {
    position: relative;
    z-index: 3;

    width: 115px;
    height: 115px;

    margin: 48px auto 38px;

    display: flex;
    align-items: center;
    justify-content: center;

    border: 1px solid rgba(46,204,113,0.18);
    border-radius: 50%;

    background:
        radial-gradient(
            circle,
            rgba(46,204,113,0.12),
            rgba(46,204,113,0.015) 55%,
            transparent 70%
        );

    box-shadow:
        0 0 35px rgba(46,204,113,0.04),
        inset 0 0 30px rgba(46,204,113,0.035);

    transition:
        transform 0.7s cubic-bezier(.22,.61,.36,1),
        border-color 0.5s ease,
        box-shadow 0.5s ease;
}

.card-12-core > i {
    position: relative;
    z-index: 4;

    color: #2ecc71;

    font-size: 30px;

    filter:
        drop-shadow(
            0 0 12px rgba(46,204,113,0.4)
        );

    transition:
        transform 0.6s ease;
}

.card-12:hover .card-12-core {
    transform: scale(1.08);

    border-color: rgba(46,204,113,0.5);

    box-shadow:
        0 0 55px rgba(46,204,113,0.12),
        inset 0 0 35px rgba(46,204,113,0.06);
}

.card-12:hover .card-12-core > i {
    transform: scale(1.15);
}


/* BELSŐ GYŰRŰ */

.card-12-core-ring {
    position: absolute;
    inset: 10px;

    border: 1px dashed rgba(46,204,113,0.22);
    border-radius: 50%;

    animation:
        card12Spin 14s linear infinite;
}

.card-12-core-ring::before,
.card-12-core-ring::after {
    content: "";

    position: absolute;

    width: 5px;
    height: 5px;

    border-radius: 50%;

    background: #2ecc71;

    box-shadow:
        0 0 10px rgba(46,204,113,0.8);
}

.card-12-core-ring::before {
    left: 15%;
    top: -3px;
}

.card-12-core-ring::after {
    right: 15%;
    bottom: -3px;
}

@keyframes card12Spin {
    from {
        transform: rotate(0deg);
    }

    to {
        transform: rotate(360deg);
    }
}


/* KÜLSŐ ORBITOK */

.card-12-orbit {
    position: absolute;

    left: 50%;
    top: 38%;

    border: 1px solid rgba(46,204,113,0.055);
    border-radius: 50%;

    pointer-events: none;

    transition:
        border-color 0.5s ease,
        transform 0.8s ease;
}

.orbit-1 {
    width: 240px;
    height: 95px;

    transform:
        translate(-50%, -50%)
        rotate(-22deg);
}

.orbit-2 {
    width: 280px;
    height: 115px;

    transform:
        translate(-50%, -50%)
        rotate(24deg);
}

.card-12:hover .orbit-1 {
    border-color: rgba(46,204,113,0.12);

    transform:
        translate(-50%, -50%)
        rotate(-30deg);
}

.card-12:hover .orbit-2 {
    border-color: rgba(46,204,113,0.09);

    transform:
        translate(-50%, -50%)
        rotate(32deg);
}


/* SZÖVEG */

.card-12-content {
    position: relative;
    z-index: 5;

    flex: 1;

    text-align: center;

    transition:
        transform 0.5s ease;
}

.card-12:hover .card-12-content {
    transform: translateY(-4px);
}

.card-12-label {
    display: block;

    margin-bottom: 9px;

    color: #2ecc71;

    font-family: monospace;
    font-size: 8px;
    letter-spacing: 2.5px;
}

.card-12 h3 {
    margin: 0 0 10px;

    color: #ffffff;

    font-family: "Bodoni Moda", Georgia, serif;
    font-size: 27px;
    font-weight: 500;
    line-height: 1.15;
}

.card-12 p {
    max-width: 290px;

    margin: 0 auto;

    color: #7d8790;

    font-size: 12px;
    line-height: 1.7;

    transition:
        color 0.4s ease;
}

.card-12:hover p {
    color: #a7afb5;
}


/* ALSÓ SÁV */

.card-12-bottom {
    position: relative;
    z-index: 5;

    margin-top: 22px;
    padding-top: 17px;

    display: flex;
    align-items: center;
    justify-content: space-between;

    border-top: 1px solid rgba(255,255,255,0.07);

    color: rgba(255,255,255,0.25);

    font-family: monospace;
    font-size: 7px;
    letter-spacing: 2px;
}

.card-12-bottom i {
    width: 38px;
    height: 38px;

    display: flex;
    align-items: center;
    justify-content: center;

    border: 1px solid rgba(46,204,113,0.22);
    border-radius: 50%;

    color: #2ecc71;

    transition:
        transform 0.5s ease,
        background 0.4s ease,
        color 0.4s ease,
        box-shadow 0.4s ease;
}

.card-12:hover .card-12-bottom i {
    transform: rotate(45deg);

    background: #2ecc71;
    color: #07100b;

    box-shadow:
        0 0 25px rgba(46,204,113,0.2);
}


/* HOVER */

.card-12:hover {
    transform: translateY(-9px);

    border-color: rgba(46,204,113,0.25);

    box-shadow:
        inset 0 1px 0 rgba(255,255,255,0.07),
        0 35px 75px rgba(0,0,0,0.35),
        0 0 35px rgba(46,204,113,0.04);
}


/* ALSÓ FÉNY */

.card-12::after {
    content: "";

    position: absolute;

    left: 30px;
    right: 30px;
    bottom: 0;

    height: 1px;

    background: #2ecc71;

    transform: scaleX(0);

    transform-origin: center;

    box-shadow:
        0 0 14px rgba(46,204,113,0.75);

    transition:
        transform 0.65s ease;
}

.card-12:hover::after {
    transform: scaleX(1);
}


/* TABLET */

@media (max-width: 900px) {

    .cards-12 {
        grid-template-columns: 1fr;
        max-width: 600px;
    }

}


/* MOBIL */

@media (max-width: 520px) {

    .cards-12 {
        width: min(100% - 24px, 500px);
    }

    .card-12 {
        min-height: 420px;
        padding: 23px;
    }

    .card-12-core {
        margin-top: 42px;
        margin-bottom: 32px;
    }

}

document.querySelectorAll(".cards-12").forEach(group => {

    group.querySelectorAll(".card-12").forEach(card => {

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

            const rect = card.getBoundingClientRect();

            const x = event.clientX - rect.left;
            const y = event.clientY - rect.top;

            const rotateX =
                ((y / rect.height) - 0.5) * -3;

            const rotateY =
                ((x / rect.width) - 0.5) * 3;

            card.style.transform =
                `perspective(1200px)
                 rotateX(${rotateX}deg)
                 rotateY(${rotateY}deg)
                 translateY(-9px)`;

        });

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

            card.style.transform = "";

        });

    });

});