:root {
    --primary: #2563eb;
    --primary-dark: #1d4ed8;
    --secondary: #10b981;
    --light: #f8fafc;
    --dark: #1e293b;
    --gray: #64748b;
    --light-gray: #e2e8f0;
    --border-radius: 8px;
    --shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    --transition: all 0.3s ease;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
}

body {
    background-color: var(--light);
    color: var(--dark);
    line-height: 1.6;
}

.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* 头部样式 */
header {
    background-color: white;
    box-shadow: var(--shadow);
    position: sticky;
    top: 0;
    z-index: 100;
    height: 60px;
}

.header-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 15px 0;
}

.logo {
    display: flex;
    align-items: center;
    font-size: 24px;
    font-weight: 700;
    color: var(--primary);
}

.logo i {
    margin-right: 10px;
    font-size: 28px;
}

.nav-menu {
    display: flex;
    list-style: none;
}

.nav-menu li {
    margin: 0 15px;
    font-size: 18px;
}

.nav-menu a {
    text-decoration: none;
    color: var(--dark);
    font-weight: 500;
    transition: var(--transition);
    position: relative;
    padding: 5px 0;
}

.nav-menu a:hover {
    color: var(--primary);
}

.nav-menu a.active {
    color: var(--primary);
}

.nav-menu a.active::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 3px;
    background-color: var(--primary);
    border-radius: 2px;
}

.header-buttons {
    display: flex;
    gap: 10px;
}

.btn {
    padding: 10px 20px;
    border-radius: var(--border-radius);
    font-weight: 500;
    cursor: pointer;
    transition: var(--transition);
    text-decoration: none;
    display: inline-block;
    text-align: center;
}

.btn-primary {
    background-color: var(--primary);
    color: white;
    border: none;
}

.btn-primary:hover {
    background-color: var(--primary-dark);
    transform: translateY(-2px);
}

.btn-outline {
    background-color: transparent;
    color: var(--primary);
    border: 2px solid var(--primary);
}

.btn-outline:hover {
    background-color: var(--primary);
    color: white;
}

.mobile-menu-btn {
    display: none;
    font-size: 24px;
    background: none;
    border: none;
    color: var(--dark);
    cursor: pointer;
    padding: 5px;
    z-index: 1001;
}

/* last-nav 样式 */
ul.last-nav {
    display: flex;
    align-items: center;
    position: relative;
    justify-content: center;
}

.last-nav li {
    margin: 0 15px;
}

.last-nav a {
    text-decoration: none;
    color: var(--dark);
    font-weight: 500;
    transition: var(--transition);
    position: relative;
    padding: 5px 0;
}

.last-nav a:hover {
    color: var(--primary);
}

.last-nav a.active {
    color: var(--primary);
}

.last-nav a.active::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 3px;
    background-color: var(--primary);
    border-radius: 2px;
}

/* 响应式设计 */
@media (max-width: 768px) {
    .mobile-menu-btn {
        display: block;
    }

    .custom-padding{
        padding: 10px !important;
    }

    .last-nav {
        position: fixed;
        top: 70px;
        left: 0;
        background: white;
        width: 100%;
        flex-direction: column;
        align-items: center;
        padding: 20px 0;
        box-shadow: var(--shadow);
        transform: translateY(-100%);
        transition: transform 0.3s ease;
        z-index: 1000;
        display: none;
    }

    .top-head .head-help{
        font-size: 11px;
    }

    .last-nav.active {
        display: flex;
        transform: translateY(0);
    }

    .last-nav li {
        margin: 10px 0;
    }
    
    .header-container {
        padding: 10px 0;
    }
    
    .nav-menu li {
        margin: 0 10px;
    }
    
    .header-buttons {
        gap: 5px;
    }
    
    /* 弹窗在移动端的样式 */
    .zld-show-l {
        width: 100% !important;
        height: auto !important;
    }
    
    .zld-show-r {
        padding-left: 0 !important;
        margin-top: 15px;
    }
    
    .zld-show-ra {
        font-size: 16px;
    }
    
    .zld-show-rb p {
        font-size: 14px;
    }
    
    .zld-show-rb span {
        display: inline-block;
        margin: 2px 5px;
        padding: 2px 8px;
        background-color: #f0f0f0;
        border-radius: 4px;
        font-size: 12px;
    }
    
    .last-nav-sec.border-bottom .container-fluid .align-items-center {
        .col-md-4{
            display: none;
        }
        .col-md-8{
            display: none;
        }
    }
}

@media (max-width: 576px) {
    .header-buttons {
        display: none;
    }
    
    .last-nav {
        top: 60px;
    }
    
    .mobile-menu-btn {
        font-size: 20px;
    }
    
    .zld-show-rb span {
        display: inline-block;
        margin: 2px 3px;
        padding: 1px 5px;
        font-size: 11px;
    }
}

/* 在大屏幕设备上隐藏移动端菜单按钮 */
@media (min-width: 769px) {
    .mobile-menu-wrapper {
        display: none;
    }
}

/* 底部样式 */
footer {
    background-color: var(--dark);
    color: white;
    padding: 60px 0 30px;
}

.footer-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
    margin-bottom: 40px;
}

.footer-column h3 {
    font-size: 1.3rem;
    margin-bottom: 20px;
    position: relative;
    padding-bottom: 10px;
}

.footer-column h3::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 50px;
    height: 3px;
    background-color: var(--primary);
}

.footer-links {
    list-style: none;
}

.footer-links li {
    margin-bottom: 10px;
}

.footer-links a {
    color: #cbd5e1;
    text-decoration: none;
    transition: var(--transition);
}

.footer-links a:hover {
    color: white;
    margin-left: 5px;
}

.contact-info {
    margin-top: 15px;
}

.contact-info div {
    display: flex;
    align-items: center;
    margin-bottom: 10px;
}

.contact-info i {
    margin-right: 10px;
    color: var(--primary);
}

.copyright {
    text-align: center;
    padding-top: 30px;
    border-top: 1px solid #334155;
    color: #94a3b8;
    font-size: 0.9rem;
}
/* 分页样式 */
.pagination {
    display: flex;
    justify-content: center;
    align-items: center;
    list-style: none;
    padding: 0;
    margin: 20px 0;
}

.pagination li {
    margin: 0 4px;
}


.pagination li a,
.pagination li span {
    display: inline-block;
    padding: 8px 14px;
    border-radius: var(--border-radius);
    text-decoration: none;
    font-size: 1rem;
    color: var(--primary);
    background-color: white;
    border: 1px solid var(--primary);
    transition: all 0.3s ease;
}

.pagination li a:hover {
    background-color: var(--primary);
    color: white;
}

.pagination li.active span {
    background-color: var(--primary);
    color: white;
    border-color: var(--primary);
}

.pagination li.disabled span {
    color: var(--gray);
    border-color: var(--light-gray);
    background-color: var(--light);
    cursor: not-allowed;
}

/* 新增品牌筛选样式 */
.brand-filter {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    align-items: center;
}

.brand-filter a {
    padding: 8px 16px;
    border: 1px solid var(--light-gray);
    border-radius: var(--border-radius);
    text-decoration: none;
    color: var(--dark);
    transition: var(--transition);
}

.brand-filter a:hover {
    background-color: var(--primary);
    color: white;
    border-color: var(--primary);
}

.brand-filter a.active {
    background-color: var(--primary);
    color: white;
    border-color: var(--primary);
}
.zld-show-l img {
    margin: 10px;
}

html{width:100%;height:100%;}
body {width:100%;font-size:12px;font-family:"微软雅黑",Arial, Helvetica, sans-serif;background:#fff;overflow-x:hidden;}
* {margin:0;padding:0;}
li {list-style:none;}
img {border:none;display:block;}
i {font-style:inherit;}
.clear {clear:both;}
*:focus { outline: none; }
.zld-show{padding:50px 30px 30px;background:#fff;border:15px solid #facc16;position:fixed;right:calc(50% - 425px);top:10%;z-index:98999;display:none;}
.zld-show-l{width:380px;float:left;}
.zld-show-l img{width:380px;height:380px;float:left;object-fit: cover;overflow: hidden;}
.zld-show-r{width:380px;float:left;margin: 5px;}
.zld-show-la{height:400px;display:flex;align-items:center;justify-content:center;}
.zld-show-la .swiper-slide{height:400px;display:flex;align-items:center;justify-content:center;}
.zld-show-la img{max-width:90%;max-height:100%;}
.zld-show-lb{}
.zld-show-lb li{width:55px !important;height:55px;background:#f5f5f7;float:left;border:3px solid #fff;margin-left:12px;cursor:pointer;display:flex;align-items:center;justify-content:center;}
.zld-show-lb li img{max-width:90%;max-height:90%;}
.zld-show-lb li.swiper-slide-thumb-active{border-color:#959595;}
.zld-show-ra{padding-bottom:5px;border-bottom:1px solid #eee;font-size:20px;color:#000;}
.zld-show-rb{padding:8px 0;font-size:16px;color:#959595;}
.zld-show-rb p{padding:4px 0;}
.zld-show-rb span{display:inline-block;padding:1px 5px;background:#eee;border-radius:10px;margin-right:10px;cursor:pointer;margin-bottom:5px;}

.zld-show-rb b{color:#e90145;font-size:22px;margin-right:10px;}
.zld-show-rc{width:195px;height:195px;margin:20px auto;border:1px solid #272636;border-radius:10px;overflow:hidden;}
.zld-show-rc img{width:100%;height:100%;}
.zld-show-rd{text-align:center;font-size:14px;color:#000;}
.zld-show-rd span{display:inline-block;padding-left:22px;background:url(../images/ico01.jpg) no-repeat 0 center;}
.zld-show-close{width:30px;height:30px;background:url(../images/close.png) no-repeat center center;position:absolute;right:10px;top:10px;cursor:pointer;z-index: 99;}
/* .footera-b dd a:nth-child(4){color:#facc16;} */
@media (max-width:1100px) {
    .zld-show{padding:20px;border-width:10px;}
    .zld-show-l{width:330px;float:none;}
    .zld-show-r{width:330px;float:none;margin-top:30px;}
    .zld-show-la{height:300px;}
    .zld-show-la .swiper-slide{
        height: 300px;
    }
    .zld-show-lb li{width:50px !important;height:50px;margin-left:10px;}

}
@media (max-width:550px) {
    .zld-show{padding:10px;border-width:5px;}
    .zld-show-l{width:300px;}
    .zld-show-r{width:300px;}
    .zld-show-lb li{width:46px !important;height:46px;margin-left:5px;}
    .zld-show-ra{font-size:16px;}
    .zld-show-rb{font-size:14px;}
    .zld-show-rb p{padding:5px 0;}
    .zld-show-rb b{font-size:18px;}
    .zld-show-rc{width:155px;height:155px;}
    .zld-show-rd{font-size:12px;}

}

.zld-show-rc canvas{
    width: 195px;
    height: 195px;
}
header {
    background-color: white;
    box-shadow: var(--shadow);
    position: sticky;
    top: 0;
    z-index: 100;
}

.header-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 15px 0;
}

.logo {
    display: flex;
    align-items: center;
    font-size: 24px;
    font-weight: 700;
    color: var(--primary);
}

.logo i {
    margin-right: 10px;
    font-size: 28px;
}

.last-nav {
    display: flex;
    list-style: none;
}

.last-nav li {
    margin: 0 15px;
}

.last-nav a {
    text-decoration: none;
    color: var(--dark);
    font-weight: 500;
    transition: var(--transition);
    position: relative;
    padding: 5px 0;
}

.last-nav a:hover {
    color: var(--primary);
}

.last-nav a.active {
    color: var(--primary);
}

.last-nav a.active::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 3px;
    background-color: var(--primary);
    border-radius: 2px;
}

header{
    height: 100px;
}
ul.help-mail-number li a {
    color: var(--black-color);
    transition: .3s;
    -webkit-transition: .3s;
    -moz-transition: .3s;
    -ms-transition: .3s;
    -o-transition: .3s;
}

.custom-padding {
    padding: 0 60px;
}
.head-help {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 10px 0;
}
ul.help-mail-number {
    display: flex;
    align-items: center;
}
ul.help-mail-number li {
    margin: 0 10px;
}
header .align-items-center{
    display: inline-flex;
    width: 100% ;
}
header ul{
    margin-bottom:0px;
}
.border-bottom {
    border-bottom: 1px solid #dee2e6 !important;
}
img.head-icon {
    width: 32px;
    padding: 6px;
}
ul.last-nav {
    display: flex;
    align-items: center;
    position: relative;
    justify-content: center;
}
.last-nav li {
    margin: 0 15px;
}
.last-nav a {
    text-decoration: none;
    color: var(--dark);
    font-weight: 500;
    transition: var(--transition);
    position: relative;
    padding: 5px 0;
}
.last-nav a.active {
    color: var(--primary);
}
.last-nav a.active::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 3px;
    background-color: var(--primary);
    border-radius: 2px;
}
.align-items-center {
    align-items: center !important;
}
ul.last-nav {
    display: flex;
    align-items: center;
    position: relative;
    justify-content: center;
}
.last-nav {
    display: flex;
    list-style: none;
}
.last-nav a {
    text-decoration: none;
    color: var(--dark);
    font-weight: 500;
    transition: var(--transition);
    position: relative;
    padding: 5px 0;
}
.logo {
    display: flex;
    align-items: center;
    font-size: 24px;
    font-weight: 700;
    color: var(--primary);
}

/* 弹窗样式 */
.zld-show-l {
    width: 100%;
    height: auto;
}

.zld-show-r {
    flex: 1;
    padding-left: 20px;
}

.zld-show-ra {
    font-size: inherit;
}

.zld-show-rb p {
    font-size: inherit;
}

.zld-show-rb span {
    display: inline-block;
    margin: 2px 5px;
    padding: 2px 8px;
    background-color: #f0f0f0;
    border-radius: 4px;
    font-size: 12px;
}

/* 弹窗响应式处理 */
@media (max-width: 768px) {
    .mobile-menu-btn {
        display: block;
    }

    .last-nav {
        position: fixed;
        top: 70px;
        left: 0;
        background: white;
        width: 100%;
        flex-direction: column;
        align-items: center;
        padding: 20px 0;
        box-shadow: var(--shadow);
        transform: translateY(-100%);
        transition: transform 0.3s ease;
        z-index: 1000;
        display: none;
    }

    .last-nav.active {
        display: flex;
        transform: translateY(0);
    }

    .last-nav li {
        margin: 10px 0;
    }
    header {
         height: 65px;
    }
    .header{
        height: 65px;

    }
    header {
        /* height: 100px; */
    }
    .product-card{
        width: 100% !important;
    }

    .last-nav-sec.border-bottom {
        display: block !important;
        position: fixed;
        right: 10px;
        top: 6px;
    }

    .header .help-mail-number li{
        display: ruby;
    }

    .container .container-fluid .row{
        padding: 10px;
    }

    .header-container {
        padding: 10px 0;
    }
    
    .nav-menu li {
        margin: 0 10px;
    }
    
    .header-buttons {
        gap: 5px;
    }
    
    /* 弹窗在移动端的样式 */
    .zld-show-l {
        width: 100% !important;
        height: auto !important;
    }
    
    .zld-show-r {
        padding-left: 0 !important;
        margin-top: 15px;
    }
    
    .zld-show-ra {
        font-size: 16px;
    }
    
    .zld-show-rb p {
        font-size: 14px;
    }
    
    .zld-show-rb span {
        display: inline-block;
        margin: 2px 5px;
        padding: 2px 8px;
        background-color: #f0f0f0;
        border-radius: 4px;
        font-size: 12px;
    }
}

@media (max-width: 576px) {
    .header-buttons {
        display: none;
    }
    
    .last-nav {
        top: 60px;
    }
    
    .mobile-menu-btn {
        font-size: 20px;
    }
    
    .zld-show-rb span {
        display: inline-block;
        margin: 2px 3px;
        padding: 1px 5px;
        font-size: 11px;
    }
}

/* 在大屏幕设备上隐藏移动端菜单按钮 */
@media (min-width: 769px) {
    .mobile-menu-wrapper {
        display: none;
    }
}