* {
    box-sizing: border-box;
}
html,
body {
    width: 100%;
    height: 100%;
}
body {
    margin: 0;
    background: #FFF0F6;
    font-family: "PingFang SC", "Microsoft YaHei", sans-serif;
    overflow: hidden;
}
:root {
    --design-width: 980px;
    --design-height: 920px;
    --fit-scale: 1;
}
.app-shell {
    position: fixed;
    inset: 0;
    overflow: hidden;
}
.fit-stage {
    position: absolute;
    left: 50%;
    top: 50%;
    width: var(--design-width);
    height: var(--design-height);
    transform: translate(-50%, -50%) scale(var(--fit-scale));
    transform-origin: center center;
}
.carousel {
    width: 100%;
    height: 100%;
    padding: 24px 16px 18px;
}
.viewport {
    position: relative;
    width: 100%;
    height: 800px;
    perspective: 1200px;
    overflow: visible;
    transform-style: preserve-3d;
    cursor: grab;
}
.viewport:active {
    cursor: grabbing;
}
.slide {
    position: absolute;
    left: 50%;
    top: 50%;
    width: 300px;
    height: 380px;
    transition:
    transform 0.42s cubic-bezier(0.22, 0.61, 0.36, 1),
    opacity 0.32s ease;
    opacity: 0;
    transform-style: preserve-3d;
    will-change: transform, opacity;
    pointer-events: auto;
    cursor: pointer;
}
.slide.center {
    z-index: 200;
}
.card-stage {
    width: 100%;
    height: 100%;
    perspective: 1000px;
    transform-style: preserve-3d;
}
.card-container {
    width: 100%;
    height: 100%;
    position: relative;
    transform-style: preserve-3d;
    transition: transform 0.42s cubic-bezier(0.22, 0.61, 0.36, 1);
    will-change: transform;
}
.card-bg {
    width: 100%;
    height: 100%;
    position: absolute;
    border-radius: 16px;
    border: 1px solid #d1d5db;
    background: transparent;
    box-shadow: 0 15px 35px rgba(0, 0, 0, 0.15);
    transform-style: preserve-3d;
    transition:
    transform 0.42s cubic-bezier(0.22, 0.61, 0.36, 1),
    box-shadow 0.32s ease;
    transform: translateZ(0);
    backface-visibility: hidden;
    overflow: hidden;
}
.card-bg::after {
    content: "";
    position: absolute;
    left: 50%;
    top: 58%;
    width: 78%;
    height: 52%;
    transform: translate(-50%, -50%) scale(1);
    border-radius: 50%;
    background: radial-gradient(
    ellipse at center,
    rgba(15, 23, 42, 0.16) 0%,
    rgba(15, 23, 42, 0.08) 45%,
    rgba(15, 23, 42, 0) 72%
    );
    filter: blur(8px);
    opacity: 0;
    transition:
    transform 0.42s cubic-bezier(0.22, 0.61, 0.36, 1),
    opacity 0.32s ease;
    pointer-events: none;
}
.card-img {
    width: 86%;
    height: 72%;
    position: absolute;
    top: 50%;
    left: 0;
    right: 0;
    margin: 0 auto;
    transform: translateY(-50%) translateZ(40px);
    border-radius: 12px;
    overflow: hidden;
    transform-style: preserve-3d;
    transform-origin: center center;
    transition: transform 0.42s cubic-bezier(0.22, 0.61, 0.36, 1);
    z-index: 2;
    backface-visibility: hidden;
}
.card-img img {
    width: 100%;
    height: 100%;
    object-fit: contain;
    object-position: center center;
    background: transparent;
    display: block;
}
.inverted-image {
    height: 75%;
    transform: skewX(328deg);
    position: relative;
    left: 40%;
    top: 8%;
    visibility: hidden;
    opacity: 0;
    filter: grayscale(100%) blur(15px);
    pointer-events: none;
}
.slide.center .card-container {
    transform: translateY(0);
}
.slide.center .card-bg {
    transform: rotateX(42deg) rotateY(8deg) rotateZ(1.5deg) translateZ(0)
    translateY(-30px);
    box-shadow: 0 30px 38px rgba(0, 0, 0, 0.2);
}
.slide.center .card-img {
    transform: translate3d(0, -60%, 92px) scale(1.2);
    top: 40%;
}
.slide:not(.center) .card-img {
    left: 0;
    right: 0;
    margin: 0 auto;
    transform: translate3d(0, -50%, 40px) scale(1);
}
.slide.center .card-bg::after {
    opacity: 0.18;
    transform: translate(-50%, -45%) scale(1.02);
}
.slide.center .inverted-image {
    animation: showImg 0.2s ease forwards 0.2s;
}
.slide:not(.center) .inverted-image {
    visibility: hidden;
    opacity: 0;
    animation: none;
}
@keyframes showImg {
    0% {
    opacity: 0;
    visibility: hidden;
    }
    100% {
    opacity: 0.5;
    visibility: visible;
    }
}

.info-panel {
    margin-top: -20%;
    text-align: center;
    min-height: 24px;
}
.info-panel a {
    color: #F2B8D0;
    text-decoration: none;
    font-size: 40px;
}
.info-panel a:hover {
    color: #D8A1B8;
    text-decoration: underline;
}