.img-responsive {
    width: 100%;
    max-width: 100%;
    height: auto;
}

body, .main {
    align-items: center;
    background: #000000 url("../images/bg.png") center center;
    background-size: 50% auto;
    color: #fff;
    display: flex;
    font-family: sans-serif;
    justify-content: center;
    margin: 0;
    min-height: 100vh;
    padding: 0;
}

.main {
    background: url("../images/bg2.png") center center no-repeat;
    background-size: cover;
    width: 100%;
}

@media (max-width: 767px) {
    body, .main {
        background-size: cover;
    }
}

.container {
    align-items: center;
    box-sizing: border-box;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    padding: 40px 20px;
    width: 50%;
    max-width: 600px;
    min-width: 360px;
}

.header {
    width: 47%;
}

.stage-area {
    perspective: 1000px;
    position: relative;
    width: 80%;
    aspect-ratio: 1/1;
    margin-top: -20%;
}

.flip-card-inner {
    height: 100%;
    position: relative;
    transform-style: preserve-3d;
    transition: transform 0.8s cubic-bezier(0.4, 0, 0.2, 1);
    width: 100%;
}

.stage-area.flipped .flip-card-inner {
    transform: rotateY(180deg);
}

.face {
    align-items: center;
    backface-visibility: hidden;
    display: flex;
    height: 100%;
    justify-content: center;
    position: absolute;
    width: 100%;
}

.face-front {
    transform: rotateY(0deg);
    z-index: 2;
}

.wheel-view {
    align-items: center;
    display: flex;
    height: 100%;
    justify-content: center;
    position: relative;
    width: 100%;
}

.ring {
    align-items: center;
    border-radius: 50%;
    box-sizing: border-box;
    display: flex;
    justify-content: center;
    position: absolute;
}

.ring-outer {
    height: 100%;
    width: 100%;
}

.ring-middle {
    height: 100%;
    width: 100%;
}

.ring-inner {
    border: 2px dashed #ffcc00;
    box-shadow: 0 0 10px rgba(255, 204, 0, 0.3);
    color: #ffcc00;
    display: none;
    font-size: 11px;
    font-weight: bold;
    height: 100%;
    letter-spacing: 1px;
    text-align: center;
    width: 100%;
}

@keyframes spinClockwise {
    0% {
        transform: rotate(0deg);
    }
    100% {
        transform: rotate(1440deg);
    }
}

@keyframes spinCounterClockwise {
    0% {
        transform: rotate(0deg);
    }
    100% {
        transform: rotate(-1440deg);
    }
}

.spinning .ring-outer {
    animation: spinClockwise 4s cubic-bezier(0.25, 1, 0.5, 1) forwards;
}

.spinning .ring-middle {
    animation: spinCounterClockwise 4s cubic-bezier(0.25, 1, 0.5, 1) forwards;
}

.spinning .ring-inner {
    animation: spinClockwise 4s cubic-bezier(0.25, 1, 0.5, 1) forwards;
}

.face-back {
    transform: rotateY(180deg);
    z-index: 1;
}

.cards-view {
    align-items: center;
    display: flex;
    justify-content: space-around;
    gap: 4%;
    width: 100%;
}

.card {
    align-items: center;
    background: #111;
    display: flex;
    justify-content: center;
    overflow: hidden;
    flex: 1;
}

.card img {
    height: 100%;
    object-fit: cover;
    width: 100%;
}

.play-btn {
    margin-top: 6%;
    margin-bottom: 6%;
    cursor: pointer;
    width: 30%;
}

.play-btn:active {
    transform: scale(0.95);
}

.play-btn.disabled {
    cursor: not-allowed;
    opacity: 0.5;
    pointer-events: none;
}

.beyond-cards-social {
    display: flex;
    justify-content: center;
    gap: 2vw;
}

.beyond-cards-social img {
    width: 3vw;
    min-width: 30px;
}

.beyond-cards-social a:hover img {
    opacity: 0.85;
    transition: all .3s ease-in .1s;
}

.copyright {
    margin-bottom: 5%;
}