/* ============================================================
   IMPACT.CSS — 3D Ring Carousel
   ============================================================ */

.impact-section {
    padding: 56px 0 80px;
    text-align: center;
    /* Clip horizontally so 3D cards don't cause page-width scroll on mobile */
    overflow: hidden;
}

/* ── Outer wrapper that holds perspective ── */
.slider-scene {
    position: relative;
    width: 100%;
    height: 500px;
    margin: 40px auto 0;
    perspective: 1600px;
    perspective-origin: 50% 38%;
    /* isolate 3D stacking context so cards don't escape to document level */
    transform-style: flat;
    will-change: transform;
}

/* ── The 3D ring that rotates ── */
.slider-stage {
    width: 100%;
    height: 100%;
    position: absolute;
    transform-style: preserve-3d;
    transition: transform 0.9s cubic-bezier(0.33, 1, 0.68, 1);
    /* JS will drive: rotateY(Xdeg) */
}

/* ── Individual slide cards ── */
.slide {
    position: absolute;
    /* centered horizontally/vertically in the stage */
    left: 50%;
    top: 50%;
    /* portrait card */
    width: 200px;
    height: 280px;
    margin-left: -100px;
    margin-top: -140px;
    border-radius: 14px;
    overflow: hidden;
    cursor: pointer;
    backface-visibility: hidden;
    /* JS sets rotateY(angle) translateZ(radius) per card */
    transition:
        box-shadow 0.5s ease,
        filter 0.5s ease;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.45);
}

.slide img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
    pointer-events: none;
    transition: transform 0.5s ease;
}

/* Caption — member info bar */
.slide-caption {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    background: linear-gradient(to top, rgba(0, 0, 0, 0.92) 0%, rgba(0, 0, 0, 0.5) 55%, transparent 100%);
    padding: 48px 16px 18px;
    border-radius: 0 0 14px 14px;
    opacity: 0;
    transform: translateY(8px);
    transition: opacity 0.4s ease, transform 0.4s ease;
    text-align: left;
}

.member-name {
    font-size: 15px;
    font-weight: 700;
    color: #fff;
    margin: 0 0 3px;
    letter-spacing: 0.01em;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.member-role {
    font-size: 11px;
    font-weight: 600;
    color: var(--orange);
    margin: 0;
    letter-spacing: 0.06em;
    text-transform: uppercase;
}

/* ── Active (front) card ── */
.slide.is-active {
    box-shadow: 0 24px 60px rgba(0, 0, 0, 0.65), 0 0 0 2px rgba(47, 139, 212, 0.5);
    filter: none !important;
    z-index: 2;
}

.slide.is-active img {
    transform: scale(1.03);
}

.slide.is-active .slide-caption {
    opacity: 1;
    transform: translateY(0);
}

/* ── Dimmed side / back cards ── */
.slide:not(.is-active) {
    filter: brightness(0.55) saturate(0.7);
}

/* ── Arrow buttons ── */
.slider-btn {
    position: absolute;
    top: 50%;
    z-index: 20;
    transform: translateY(-50%);
    width: 52px;
    height: 52px;
    border-radius: 50%;
    border: 1.5px solid rgba(255, 255, 255, 0.15);
    background: rgba(8, 8, 8, 0.75);
    backdrop-filter: blur(12px);
    color: #fff;
    font-size: 22px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.22s ease;
    line-height: 1;
}

.slider-btn:hover {
    background: var(--orange);
    border-color: var(--orange);
    transform: translateY(-50%) scale(1.12);
    box-shadow: 0 0 20px rgba(47, 139, 212, 0.5);
}

.slider-btn-prev {
    left: 24px;
}

.slider-btn-next {
    right: 24px;
}

/* ── Dot indicators ── */
.slider-dots {
    position: absolute;
    bottom: -44px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    gap: 8px;
    align-items: center;
}

.slider-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    border: 1px solid rgba(255, 255, 255, 0.2);
    background: rgba(255, 255, 255, 0.15);
    cursor: pointer;
    transition: all 0.3s ease;
    padding: 0;
}

.slider-dot.is-active {
    background: var(--orange);
    border-color: var(--orange);
    width: 26px;
    border-radius: 4px;
    box-shadow: 0 0 10px rgba(47, 139, 212, 0.7);
}

/* ── Responsive ── */
@media (max-width: 768px) {
    .slider-scene {
        height: 380px;
    }

    .slide {
        width: 140px;
        height: 200px;
        margin-left: -70px;
        margin-top: -100px;
    }

    .slider-btn-prev {
        left: 6px;
    }

    .slider-btn-next {
        right: 6px;
    }
}