/* 轮播容器：PC端固定高度，移动端自适应比例 */
.banner-wrap {
    width: 100%;
    height: 420px;
    overflow: hidden;
    position: relative;
    top: 0;
    margin-top: 0;
    z-index: 1;
}

.banner-slide-box {
    width: 100%;
    height: 100%;
    display: flex;
    transition: transform 0.6s ease;
}

.banner-item {
    width: 100%;
    flex-shrink: 0;
    height: 100%;
}

.banner-main-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.banner-dots {
    position: absolute;
    bottom: 20px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    gap: 10px;
    z-index: 10;
}

.banner-dot {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: rgba(255,255,255,0.4);
}

    .banner-dot.active {
        background: #fff;
    }