/* 全局样式 */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

/* 布局容器 */
.container {
    margin: 0 auto;
    max-width: 1000px;
    padding: 0 20px;
    box-sizing: border-box;
}

/* 导航栏样式 */
header {
    background-color: #333;
    color: #fff;
    height: 64px;
    line-height: 64px;
}

.header-menu {
    list-style: none;
    margin: 0;
    padding: 0;
}

.header-menu li {
    display: inline-block;
    margin-right: 16px;
}

.header-menu li a {
    color: #fff;
    display: inline-block;
    padding: 0 12px;
    text-decoration: none;
    transition: background-color 0.3s;
}

.header-menu li a:hover {
    background-color: #444;
    color: #ffb400; /* 使用亮眼颜色 */
}

/* 轮播图样式 */
.slider {
    position: relative;
    overflow: hidden;
    height: 400px;
}

.slider-item {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 1;
    background-position: center center;
    background-size: cover;
    opacity: 0;
    transition: opacity 1s;
}

.slider-item.active {
    z-index: 2;
    opacity: 1;
}

.slider-control {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    display: inline-block;
    color: #fff;
    font-size: 48px;
    text-decoration: none;
    opacity: 0.5;
    padding: 8px;
    z-index: 3;
    transition: opacity 0.3s;
    background-color: rgba(0, 0, 0, 0.5);
    /*border-radius: 50%;*/
}

.slider-control:hover {
    opacity: 1;
    background-color: rgba(0, 0, 0, 0.8);
}

.slider-control.prev {
    left: 16px;
}

.slider-control.next {
    right: 16px;
}

/* 产品列表样式 */
section {
    margin-top: 64px;
    padding-bottom: 32px;
    border-bottom: 1px solid #ccc;
}

section:first-child {
    margin-top: 0;
}

section:last-child {
    padding-bottom: 0;
    border-bottom: none;
}

h2 {
    font-size: 28px; /* 优化字体大小 */
    font-weight: bold;
    margin-bottom: 16px;
    line-height: 1.4;
}

.product-list {
    list-style: none;
    margin: 0;
    padding: 0;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    grid-gap: 16px;
}

.product-list li {
    text-align: center;
    transition: transform 0.3s ease-in-out;
}

.product-list h3 {
    margin:10px 0 20px 0;
}

.product-list li:hover {
    transform: scale(1.05); /* 鼠标悬停时放大效果 */
}

.product-list li img {
    width: 100%;
    height: auto;
    object-fit: cover; /* 保持图片不变形 */
}

/* 地址样式 */
address {
    font-style: normal;
    margin-top: 16px;
}

/* 响应式样式 */
@media screen and (max-width: 767px) {
    .slider {
        height: 200px;
    }

    .slider-control {
        font-size: 24px;
    }

    .header-menu {
        display: none;
    }

    .header-menu.active {
        display: block;
        position: absolute;
        top: 64px;
        left: 0;
        right: 0;
        background-color: #333;
        text-align: center;
    }

    .header-menu.active li {
        display: block;
        margin: 0;
    }

    .header-menu.active li a {
        display: block;
        padding: 12px;
        border-top: 1px solid #fff;
    }

    .product-list {
        grid-template-columns: 1fr; /* 在手机上只显示一列 */
    }
}

@media screen and (max-width: 480px) {
    .product-list {
        grid-template-columns: 1fr; /* 手机屏幕下只显示一列 */
    }

    .slider {
        height: 150px; /* 减小轮播图高度 */
    }
}

/* 页面背景色和字体 */
body {
    background-color: #f4f4f4; /* 浅色背景 */
    color: #333; /* 深色字体 */
}