/* tiers.css — Styles for Tiers section (Section 7)
   BEM-like, responsive, 3D carousel effect, minimal/clean */

.tiers-section {
    position: relative;
    width: 100vw;
    max-width: 600px;
    aspect-ratio: 1 / 1;
    margin: 2rem auto;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: visible;
    background: transparent;
}

.tiers-carousel {
    position: relative;
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    perspective: 1200px;
}

.tiers-carousel__item {
    position: absolute;
    top: 0; left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    opacity: 0.5;
    transform: scale(0.8) translateX(0) rotateY(0deg);
    transition: transform 0.7s cubic-bezier(0.4,0,0.2,1), opacity 0.5s;
    z-index: 1;
    pointer-events: none;
}

.tiers-carousel__item--active {
    opacity: 1;
    transform: scale(1) translateX(0) rotateY(0deg);
    z-index: 3;
    pointer-events: auto;
}

.tiers-carousel__item--left {
    opacity: 0.7;
    transform: scale(0.85) translateX(-60%) rotateY(18deg);
    z-index: 2;
}

.tiers-carousel__item--right {
    opacity: 0.7;
    transform: scale(0.85) translateX(60%) rotateY(-18deg);
    z-index: 2;
}

.tiers-carousel__cursor {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    max-width: 100%;
    max-height: 100%;
    aspect-ratio: 1/1;
    object-fit: contain;
    pointer-events: none;
    z-index: 20;
    animation: floatCursor 2.2s ease-in-out infinite alternate;
    /* Remove translateY(-50%) for top alignment */
    transform: none;
}

@keyframes floatCursor {
    0% { transform: scale(1.1); }
    100% { transform: scale(1.15) translateY(-10%); }
}

@media (max-width: 600px) {
    .tiers-section {
        width: 100%;
        max-width: 98vw;
        aspect-ratio: 1 / 1;
        overflow: hidden;
    }
    .tiers-carousel {
        width: 100%;
        height: 100%;
        aspect-ratio: 1 / 1;
        perspective: 1200px;
    }
    .tiers-carousel__item {
        width: 100%;
        height: 100%;
    }
    .tiers-carousel__cursor {
        width: 100%;
        height: 100%;
    }
}