/* ========== 4. 产品轮播样式（最终版，不影响导航） ========== */
.product-slider-wrapper {
    position: relative;
    width: 100%;
    max-width: 7xl;
    margin: 0 auto;
    padding: 0 40px;
}
.product-slider {
    overflow: hidden;
    position: relative;
    width: 100%;
}
.product-track {
    display: flex;
    transition: transform 0.5s ease-in-out;
    width: fit-content;
    padding: 0;
    margin: 0;
}
.product-card {
    flex: 0 0 auto;
    width: 100%;
    margin: 0;
    padding: 0 8px;
    box-sizing: border-box;
}
@media (min-width: 640px) {
    .product-card {
        width: 50%;
    }
}
@media (min-width: 1024px) {
    .product-card {
        width: 33.333%;
    }
}
@media (min-width: 1280px) {
    .product-card {
        width: 25%;
    }
}
.slider-btn {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    width: 48px;
    height: 48px;
    border-radius: 50%;
    background-color: rgba(15, 52, 96, 0.8);
    color: white;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    z-index: 10; /* 远低于导航层级，避免遮挡 */
    transition: all 0.3s ease;
    border: none;
    outline: none;
    margin: 0;
    padding: 0;
}
.slider-btn.prev {
    left: 0;
}
.slider-btn.next {
    right: 0;
}
.slider-btn:hover {
    background-color: #E94560;
    transform: translateY(-50%) scale(1.1);
}
@media (max-width: 768px) {
    .product-slider-wrapper {
        padding: 0 30px;
    }
    .slider-btn {
        width: 40px;
        height: 40px;
    }
    .product-dot-container {
        display: flex;
    }
}
@media (min-width: 769px) {
    .product-dot-container {
        display: none;
    }
}