.niliu-product-showcase .product-hero {
    padding: 45px 0;
    position: relative;
    overflow: hidden;
}

.niliu-product-showcase .product-hero::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -20%;
    width: 60%;
    height: 200%;
    background: rgba(255, 255, 255, 0.05);
    border-radius: 50%;
    pointer-events: none;
}

.niliu-product-showcase .product-hero-inner {
    display: flex;
    align-items: stretch;
    gap: 150px;
}

.niliu-product-showcase .product-hero-image {
    flex: 0 0 58%;
    max-width: 58%;
    position: relative;
    margin-top: 30px;
    margin-left: -60px;
}

.niliu-product-showcase .product-slider {
    position: relative;
    border-radius: 14px;
    overflow: hidden;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
    aspect-ratio: 16 / 9;
}

.niliu-product-showcase .product-slide img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

.niliu-product-showcase .product-slider-track {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
}

.niliu-product-showcase .product-slide {
    display: none;
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    animation: productSlideFade 0.5s ease;
}

.niliu-product-showcase .product-slide.active {
    display: block;
}

.niliu-product-showcase .product-slider-dots {
    position: absolute;
    bottom: 12px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    gap: 8px;
    z-index: 2;
}

.niliu-product-showcase .product-slider-dots .dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.5);
    cursor: pointer;
    transition: all 0.3s ease;
}

.niliu-product-showcase .product-slider-dots .dot.active {
    background: #fff;
    transform: scale(1.3);
}

.niliu-product-showcase .slider-arrow {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(0, 0, 0, 0.35);
    color: #fff;
    border-radius: 50%;
    cursor: pointer;
    font-size: 13px;
    z-index: 3;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.niliu-product-showcase .product-slider:hover .slider-arrow {
    opacity: 1;
}

.niliu-product-showcase .slider-arrow:hover {
    background: rgba(0, 0, 0, 0.55);
}

.niliu-product-showcase .slider-prev {
    left: 10px;
}

.niliu-product-showcase .slider-next {
    right: 10px;
}

@keyframes productSlideFade {
    from { opacity: 0; }
    to { opacity: 1; }
}

.niliu-product-showcase .product-hero-info {
    flex: 1;
    color: #fff;
    display: flex;
    flex-direction: column;
    justify-content: center;
    margin-right: -30px;
}

.niliu-product-showcase .product-logo {
    margin-bottom: 14px;
}

.niliu-product-showcase .product-logo img {
    width: 56px;
    height: 56px;
    border-radius: 12px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
    background: #fff;
    padding: 3px;
}

.niliu-product-showcase .product-title {
    font-size: 36px;
    font-weight: 700;
    color: #fff;
    margin: 0 0 8px;
    line-height: 1.25;
}

.niliu-product-showcase .product-subtitle {
    font-size: 14px;
    color: rgba(255, 255, 255, 0.75);
    margin: 0 0 18px;
    line-height: 1.5;
}

.niliu-product-showcase .product-price-section {
    display: flex;
    align-items: baseline;
    gap: 8px;
    margin-bottom: 18px;
    flex-wrap: wrap;
}

.niliu-product-showcase .product-current-price {
    font-size: 48px;
    font-weight: 700;
    color: #fff;
    letter-spacing: -1px;
    line-height: 1;
}

.niliu-product-showcase .product-current-price .price-symbol {
    font-size: 28px;
    font-weight: 600;
}

.niliu-product-showcase .product-original-price {
    font-size: 15px;
    color: rgba(255, 255, 255, 0.45);
    text-decoration: line-through;
}

.niliu-product-showcase .product-discount-tag {
    display: inline-flex;
    align-items: center;
    gap: 2px;
    color: #fff;
    padding: 2px 6px;
    font-size: 11px;
    font-weight: 500;
    line-height: 1.3;
    position: relative;
    top: -14px;
    white-space: nowrap;
}

.niliu-product-showcase .product-discount-tag i {
    font-size: 9px;
}

.niliu-product-showcase .product-details-list {
    margin-bottom: 20px;
    padding: 8px 0;
}

.niliu-product-showcase .product-detail-item {
    display: flex;
    align-items: center;
    padding: 4px 0;
}

.niliu-product-showcase .product-detail-item .detail-label {
    font-size: 13px;
    color: rgba(255, 255, 255, 0.55);
    white-space: nowrap;
    margin-right: 4px;
}

.niliu-product-showcase .product-detail-item .detail-value {
    font-size: 13px;
    color: rgba(255, 255, 255, 0.95);
    font-weight: 500;
}

.niliu-product-showcase .product-actions {
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
}

.niliu-product-showcase .product-actions .but {
    font-size: 15px;
    border-radius: 50px;
    min-width: 150px;
    padding: 10px 28px;
    text-align: center;
    font-weight: 500;
}

.niliu-product-showcase .product-content-section {
    padding: 50px 0 60px;
}

.niliu-product-showcase .product-content-card {
    background: var(--body-bg, #fff);
    border-radius: 16px;
    box-shadow: 0 2px 20px rgba(0, 0, 0, 0.06);
    padding: 40px;
    border: 1px solid var(--main-border-color, #eee);
}

.niliu-product-showcase .product-content-body {
    font-size: 15px;
    line-height: 1.8;
    color: var(--body-color, #555);
}

.niliu-product-showcase .product-content-body h2,
.niliu-product-showcase .product-content-body h3,
.niliu-product-showcase .product-content-body h4 {
    color: var(--title-color, #333);
    margin-top: 2em;
    margin-bottom: 0.8em;
}

.niliu-product-showcase .product-content-body h2 {
    font-size: 24px;
    padding-bottom: 10px;
    border-bottom: 1px solid var(--main-border-color, #eee);
}

.niliu-product-showcase .product-content-body img {
    max-width: 100%;
    height: auto;
    border-radius: 8px;
    margin: 16px 0;
}

.niliu-product-showcase .product-content-body blockquote {
    border-left: 4px solid var(--focus-color, #667eea);
    padding: 12px 20px;
    margin: 20px 0;
    background: var(--main-bg-color, #f8f9fa);
    border-radius: 0 8px 8px 0;
    color: var(--body-color, #666);
}

.niliu-product-showcase .product-content-body ul,
.niliu-product-showcase .product-content-body ol {
    padding-left: 20px;
    margin: 16px 0;
}

.niliu-product-showcase .product-content-body li {
    margin-bottom: 8px;
}

@media (max-width: 768px) {
    .niliu-product-showcase .product-hero {
        padding: 30px 0 40px;
    }

    .niliu-product-showcase .product-hero-inner {
        flex-direction: column;
        gap: 30px;
    }

    .niliu-product-showcase .product-hero-image {
        flex: none;
        max-width: 80%;
        margin: 0 auto;
    }

    .niliu-product-showcase .product-hero-info {
        text-align: center;
    }

    .niliu-product-showcase .product-logo {
        display: flex;
        justify-content: center;
    }

    .niliu-product-showcase .product-title {
        font-size: 24px;
    }

    .niliu-product-showcase .product-subtitle {
        font-size: 14px;
    }

    .niliu-product-showcase .product-price-section {
        justify-content: center;
    }

    .niliu-product-showcase .product-current-price {
        font-size: 34px;
    }

    .niliu-product-showcase .product-details-list {
        text-align: left;
    }

    .niliu-product-showcase .product-actions {
        justify-content: center;
    }

    .niliu-product-showcase .product-actions .but {
        font-size: 14px;
        min-width: auto;
        width: 100%;
    }

    .niliu-product-showcase .product-content-section {
        padding: 30px 0 40px;
    }

    .niliu-product-showcase .product-content-card {
        padding: 24px 20px;
        border-radius: 12px;
    }
}

.dark-theme .niliu-product-showcase .product-content-card,
[data-theme="dark"] .niliu-product-showcase .product-content-card {
    background: var(--body-bg, #1e1e2e);
    border-color: var(--main-border-color, #333);
    box-shadow: 0 2px 20px rgba(0, 0, 0, 0.2);
}

.dark-theme .niliu-product-showcase .product-content-body,
[data-theme="dark"] .niliu-product-showcase .product-content-body {
    color: var(--body-color, #ccc);
}

.dark-theme .niliu-product-showcase .product-content-body blockquote,
[data-theme="dark"] .niliu-product-showcase .product-content-body blockquote {
    background: var(--main-bg-color, #2a2a3a);
}