.baosidun-certificate-section {
    padding-bottom: 110px;
    background: #fff;
    width: 100%;
}

.baosidun-certificate-title {
    color: var(--title-text-color);
    font-size: var(--font-48);
    font-weight: 700;
    line-height: 137.5%;
    font-family: var(--title-font-family);
    text-align: left;
    margin-bottom: 40px;
}

.baosidun-certificate-controls {
    display: flex;
    align-items: center;
    gap: var(--gap-20, 20px);
}

.baosidun-certificate-navigation.navigation-container {
    display: flex;
    gap: var(--gap-20, 20px);
    flex-shrink: 0;
}

.baosidun-certificate-navigation.navigation-container .navigation-button-prev,
.baosidun-certificate-navigation.navigation-container .navigation-button-next {
    transform: none;
    transition:
        opacity 0.3s ease,
        background-color 0.3s ease;
    width: 48px;
    height: 48px;
}

.baosidun-certificate-navigation.navigation-container .navigation-button-prev {
    background-color: #353A40;
    color: #fff;
}

.baosidun-certificate-navigation.navigation-container .navigation-button-next {
    background-color: var(--color-primary);
    color: #fff;
}

.baosidun-certificate-navigation.navigation-container .navigation-button-prev:hover,
.baosidun-certificate-navigation.navigation-container .navigation-button-next:hover {
    opacity: 0.8;
}

.baosidun-certificate-navigation.navigation-container .navigation-button-prev.swiper-button-disabled,
.baosidun-certificate-navigation.navigation-container .navigation-button-next.swiper-button-disabled {
    opacity: 0.35;
    cursor: not-allowed;
    pointer-events: none;
}

.baosidun-certificate-scrollbar {
    width: 435px;
    max-width: 100%;
    flex-shrink: 1;
    height: 5px;
    background: #D9D9D9;
    border-radius: 5px;
    position: relative;
    cursor: pointer;
}

.baosidun-certificate-scrollbar .swiper-scrollbar-drag {
    height: 100%;
    background: #353A40;
    border-radius: 5px;
    cursor: grab;
}

.baosidun-certificate-scrollbar .swiper-scrollbar-drag:active {
    cursor: grabbing;
}

.baosidun-certificate-swiper-overflow {
    overflow: hidden;
}

.baosidun-certificate-item {
    width: 100%;
    aspect-ratio: 260/330;
    position: relative;
    overflow: hidden;
    box-sizing: border-box;
    padding: 15px 18px;
    transform-origin: bottom center;
    transition: transform 0.4s ease;
    cursor: pointer;
}

.baosidun-certificate-image {
    position: relative;
    z-index: 1;
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

.baosidun-certificate-border-image {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    pointer-events: none;
    z-index: 0;
}

.baosidun-certificate-overlay {
    position: absolute;
    inset: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(35, 58, 64, 0.52);
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.3s ease, visibility 0.3s ease;
    z-index: 2;
}

.baosidun-certificate-item:hover .baosidun-certificate-overlay,
.baosidun-certificate-item:focus-within .baosidun-certificate-overlay {
    opacity: 1;
    visibility: visible;
}

.baosidun-certificate-zoom-btn {
    width: 60px;
    height: 60px;
    border: none;
    border-radius: 50%;
    background: transparent;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    padding: 0;
}

.baosidun-certificate-zoom-btn svg {
    width: 40px;
    height: 40px;
}

.baosidun-certificate-lightbox {
    position: fixed;
    inset: 0;
    z-index: 9999;
    display: flex;
    align-items: center;
    justify-content: center;
    visibility: hidden;
    pointer-events: none;
}

.baosidun-certificate-lightbox.is-open {
    visibility: visible;
    pointer-events: auto;
}

.baosidun-certificate-lightbox-backdrop {
    position: absolute;
    inset: 0;
    background: rgba(0, 0, 0, 0.85);
    opacity: 0;
    transition: opacity 0.3s ease;
}

.baosidun-certificate-lightbox.is-open .baosidun-certificate-lightbox-backdrop {
    opacity: 1;
}

.baosidun-certificate-lightbox-content {
    position: relative;
    z-index: 1;
    max-width: 90vw;
    max-height: 90vh;
    display: flex;
    align-items: center;
    justify-content: center;
    transform: scale(0.88);
    opacity: 0;
    transition: transform 0.3s ease, opacity 0.3s ease;
}

.baosidun-certificate-lightbox.is-open .baosidun-certificate-lightbox-content {
    transform: scale(1);
    opacity: 1;
}

.baosidun-certificate-lightbox-image {
    max-width: 100%;
    max-height: 100%;
    object-fit: contain;
    border-radius: 4px;
    box-shadow: 0 8px 40px rgba(0, 0, 0, 0.6);
    user-select: none;
    -webkit-user-drag: none;
}

.baosidun-certificate-lightbox-close {
    position: absolute;
    top: -3rem;
    right: -3rem;
    width: 2.5rem;
    height: 2.5rem;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(255, 255, 255, 0.15);
    border: none;
    border-radius: 50%;
    cursor: pointer;
    transition: background 0.2s ease;
    padding: 0;
}

.baosidun-certificate-lightbox-close:hover {
    background: rgba(255, 255, 255, 0.3);
}

@media (min-width: 1200px) {
    .baosidun-certificate-swiper .swiper-wrapper {
        align-items: flex-end;
    }

    .baosidun-certificate-swiper .swiper-slide {
        width: 260px;
    }

    .baosidun-certificate-swiper .swiper-slide.cert-featured {
        width: 350px;
    }
}

@media (min-width: 1200px) and (max-width: 1499px) {
    .baosidun-certificate-swiper .swiper-slide {
        width: 220px;
    }

    .baosidun-certificate-swiper .swiper-slide.cert-featured {
        width: 300px;
    }
}

@media (max-width: 1200px) {
    .baosidun-certificate-controls {
        margin-bottom: 50px;
    }
}

@media (max-width: 992px) {
    .baosidun-certificate-section {
        padding: 40px 0;
    }

    .baosidun-certificate-title {
        font-size: var(--font-28, 28px);
        margin-bottom: 20px;
    }

    .baosidun-certificate-controls {
        margin-bottom: 28px;
    }
}

@media (max-width: 576px) {
    .baosidun-certificate-navigation.navigation-container .navigation-button-prev,
    .baosidun-certificate-navigation.navigation-container .navigation-button-next {
        width: 40px;
        height: 40px;
    }

    .baosidun-certificate-zoom-btn {
        width: 48px;
        height: 48px;
    }

    .baosidun-certificate-zoom-btn svg {
        width: 32px;
        height: 32px;
    }

    .baosidun-certificate-lightbox-close {
        top: -2.5rem;
        right: -0.75rem;
    }
}