:root {
    --base-font-size: 16px;
}

@media (max-width: 991px) {
    :root {
        --base-font-size: 15px;
    }
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html, body {
    width: 100%;
    overflow-x: hidden;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    font-size: var(--base-font-size);
    line-height: 1.6;
    color: #3d3d3c;
    padding-top: 70px; 
}


::-webkit-scrollbar {
    width: 10px;
}
::-webkit-scrollbar-track,
::-webkit-scrollbar-track-piece {
    background-color: #f3f3f3;
    border-radius: 4px;
}
::-webkit-scrollbar-thumb {
    background-color: #ddd;
    border: solid 1px #C0C0C0;
    border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover {
    background-color: #F3F3E0;
}
::-webkit-scrollbar-corner {
    background-color: #ddd;
}
::-webkit-scrollbar-resizer {
    background-color: #ddd;
    background-repeat: no-repeat;
    background-position: bottom right;
}


.navbar-custom {
    background: rgba(255, 255, 255, 0.98) !important;
    backdrop-filter: blur(10px);
    box-shadow: none; 
    padding: 10px 0;
    transition: all 0.3s ease;
    z-index: 1050;
    position: fixed; 
    top: 0;
    left: 0;
    width: 100%;
    border-bottom: 1px solid #DDD;
    transform: translateY(0);
}

.navbar-custom.sticky {
    box-shadow: 0 2px 30px rgba(0, 0, 0, 0.15); 
}

.navbar-custom.hidden {
    transform: translateY(-100%);
}

.navbar-custom.visible {
    transform: translateY(0);
}



.navbar-brand {
    font-size: 1.5rem;
    font-weight: 700;
    color: #3d3d3c !important;
    display: flex;
    align-items: center;
    transition: all 0.3s ease;
}

.mob{display:none;}

.navbar-brand:hover {
    transform: scale(1.05);
}

.logo-img {
    height: 50px;
    width: auto;
    max-width: 200px;
    object-fit: contain;
    filter: none; 
    transition: filter 0.3s ease;
}



.logo-text {
    color: #3d3d3c;
    font-size: 1.8rem;
    font-weight: 700;
    transition: color 0.3s ease;
}



.navbar-nav {
    align-items: center;
}

.lang-switcher {
    display: flex;
    align-items: center;
    margin-left: 20px;
}

.lang-link {
    font-size: 0.85rem;
    color: rgba(51, 51, 51, 0.8);
    text-decoration: none;
    padding: 5px 8px;
    transition: color 0.3s ease;
}

.lang-link:hover {
    color: #3d3d3c;
}

.lang-link.active {
    color: #3d3d3c;
    font-weight: 600;
}



.lang-divider {
    color: rgba(51, 51, 51, 0.5);
    padding: 0 6px;
    font-size: 0.85rem;
}



.nav-item.dropdown {
    position: relative;
    z-index: 1001; 
    overflow: visible; 
}

.nav-link {
    color: #3d3d3c !important;
    font-weight: 500;
    font-size: 1rem;
    padding: 8px 20px !important;
    margin: 0 5px;
    position: relative;
    transition: all 0.3s ease;
    border-radius: 8px;
    background: transparent;
}




@media (min-width: 992px) {
    
    .mob{display:block!important;}
    .pc{display:none!important;}
    .nav-link::after {
        content: '';
        position: absolute;
        bottom: -5px;
        left: 50%;
        transform: translateX(-50%);
        width: 0;
        height: 4px;
        background-color: #e00514; 
        transition: width 0.3s ease, background-color 0.3s ease;
        display: block;
        border-radius: 10px;
        z-index: 1;
    }
    
    .dropdown-toggle-icon {
        display: none !important;
        visibility: hidden !important;
        opacity: 0 !important;
        width: 0 !important;
        height: 0 !important;
        margin: 0 !important;
        padding: 0 !important;
        font-size: 0 !important;
        overflow: hidden !important;
        position: absolute !important;
        left: -9999px !important;
        text-indent: -9999px !important;
        line-height: 0 !important;
    }
    
    .navbar-custom.scrolled .nav-link::after {
        background-color: #e00514; 
    }
    
    .nav-link:hover::after,
    .nav-link.dropdown-toggle:hover::after,
    .nav-link.active::after {
        width: 30%;
    }
    

    .nav-item.dropdown .nav-link::after,
    .nav-link.dropdown-toggle::after {
        content: '' !important;
        position: absolute !important;
        bottom: -5px !important;
        left: 50% !important;
        transform: translateX(-50%) !important;
        width: 0 !important;
        height: 4px !important;
        background-color: #e00514 !important; 
        transition: width 0.3s ease, background-color 0.3s ease !important;
        display: block !important;
        border-radius: 10px !important;
        z-index: 1 !important;
        border: none !important;
        margin: 0 !important;
        padding: 0 !important;
        opacity: 1 !important;
        visibility: visible !important;
    }
    

    
    .nav-item.dropdown:hover .nav-link::after,
    .nav-link.dropdown-toggle:hover::after,
    .nav-item.dropdown .nav-link:hover::after,
    .nav-item.dropdown .nav-link.active::after,
    .nav-link.dropdown-toggle.active::after {
        width: 30% !important;
    }
}

/*分页*/
.pagelist{padding:40px 0 0px; text-align:center;}
.pagination {
    display: inline-block;
    padding-left: 0;
    margin: 20px 0;
    border-radius: 4px
}
.pagination>li {
    display: inline
}
.pagination>li>a, .pagination>li>span {
    position: relative;
    float: left;
    padding: 6px 12px;
    margin-left: -1px;
    line-height: 1.42857143;
    color: #3d3d3c;
    text-decoration: none;
    background-color: #fff;
    border: 1px solid #ddd
}
.pagination>li:first-child>a, .pagination>li:first-child>span {
    margin-left: 0;
    border-top-left-radius: 4px;
    border-bottom-left-radius: 4px
}
.pagination>li:last-child>a, .pagination>li:last-child>span {
    border-top-right-radius: 4px;
    border-bottom-right-radius: 4px
}
.pagination>li>a:focus, .pagination>li>a:hover, .pagination>li>span:focus, .pagination>li>span:hover {
    z-index: 3;
    color: #3d3d3c;
    background-color: #eee;
    border-color: #ddd
}



@media (max-width: 991px) {
    .mob{display:block!important;}
    .pc{display:none!important;}
    .nav-link::after {
        display: none !important;
    }
    
    .nav-link {
        font-size: 0.95rem;
    }
}

@media (max-width: 768px) {
    .mob{display:block!important;}
    .pc{display:none!important;}
    .nav-link {
        font-size: 0.9rem;
        padding: 10px 16px !important;
    }
    
    .navbar-brand {
        font-size: 1.3rem;
    }
    
    .logo-text {
        font-size: 1.5rem;
    }
}

.nav-link:hover {
    color: #e00514 !important;
}



.nav-link.active {
    color: #e00514 !important;
}



/* 下拉菜单样式 */
.dropdown-menu {
    border: none;
    box-shadow: 0 5px 30px rgba(0, 0, 0, 0.15);
    border-radius:0 0 10px 10px;
    padding: 10px 0;
    margin-top: 0;
    min-width: 280px;
    background: rgba(255, 255, 255, 0.98);
    backdrop-filter: blur(10px);
    display: none;
    opacity: 0;
    visibility: hidden;
    transform: translateY(0);
    transition: all 0.3s ease;
    position: absolute;
    top: calc(100% + 16px); 
    left: 0;
    margin-top: 0;
    
}

.nav-item.dropdown::before {
    content: '';
    position: absolute;
    top: 100%;
    left: 0;
    width: 100%;
    height: 15px;
    background: transparent;
    z-index: 1001;
    display: none;
}

.nav-item.dropdown:hover::before {
    display: block;
}


.nav-item.dropdown:hover .dropdown-menu,
.nav-item.dropdown .dropdown-menu:hover {
    display: block;
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
    animation: dropdownFadeIn 0.3s ease;
    z-index: 1002;
}

@keyframes dropdownFadeIn {
    from {
        opacity: 0;
        transform: translateY(0);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.dropdown-item {
    padding: 12px 25px;
    color: #3d3d3c;
    font-size: 0.95rem;
    transition: all 0.3s ease;
    position: relative;
    padding-left: 45px;
}

.dropdown-item::before {
    content: '>';
    position: absolute;
    left: 20px;
    color: #e00514;
    opacity: 0;
    transition: all 0.3s ease;
}

.dropdown-item:hover {
    background:#EEE;
    color: #e00514;
    padding-left: 50px;
}

.dropdown-item:hover::before {
    opacity: 1;
    left: 25px;
}


.dropdown-toggle::after {
    display: none !important;
    content: none !important;
    border: none !important;
    margin: 0 !important;
    padding: 0 !important;
    width: 0 !important;
    height: 0 !important;
    opacity: 0 !important;
    visibility: hidden !important;
}

.nav-link.dropdown-toggle::after {
    display: block !important;
    content: '' !important;
    border: none !important;
    opacity: 1 !important;
    visibility: visible !important;
}


.navbar-toggler {
    border: none;
    padding: 5px 10px;
    outline: none;
    box-shadow: none;
}

.navbar-toggler:focus {
    box-shadow: none;
}

.navbar-toggler-icon {
    background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 30 30'%3e%3cpath stroke='rgba%2833, 37, 41, 0.75%29' stroke-linecap='round' stroke-miterlimit='10' stroke-width='2' d='M4 7h22M4 15h22M4 23h22'/%3e%3c/svg%3e");
    transition: background-image 0.3s ease;
}

.navbar-custom.scrolled .navbar-toggler-icon {
    background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 30 30'%3e%3cpath stroke='rgba%2833, 37, 41, 0.75%29' stroke-linecap='round' stroke-miterlimit='10' stroke-width='2' d='M4 7h22M4 15h22M4 23h22'/%3e%3c/svg%3e");
}


@media (max-width: 991px) {

    .mobile-menu-overlay {
        display: none;
    }
    
    .mobile-menu-overlay {
        display: block;
        position: fixed;
        top: 0;
        left: 0;
        width: 100%;
        height: 100vh;
        background: rgba(0, 0, 0, 0.5);
        opacity: 0;
        visibility: hidden;
        transition: opacity 0.3s ease, visibility 0.3s ease;
        z-index: 998;
        pointer-events: none;
    }
    
    .mobile-menu-overlay.show {
        opacity: 1;
        visibility: visible;
        pointer-events: auto;
    }
    
    .navbar-collapse {
        position: fixed !important;
        top: 0;
        right: -80% !important;
        width: 80%;
        height: 100vh;
        background: rgba(255, 255, 255, 0.98);
        backdrop-filter: blur(10px);
        margin: 0;
        padding: 60px 20px 20px;
        border-radius: 0;
        box-shadow: -5px 0 30px rgba(0, 0, 0, 0.2);
        transition: right 0.3s cubic-bezier(0.25, 0.46, 0.45, 0.94), 
                    opacity 0.3s ease,
                    visibility 0.3s ease,
                    box-shadow 0.3s ease;
        z-index: 999;
        overflow-y: auto;
        opacity: 0 !important;
        visibility: hidden !important;
        display: block !important;
    }
    
    .navbar-collapse:not(.show) {
        right: -80% !important;
        opacity: 0 !important;
        visibility: hidden !important;
        box-shadow: -5px 0 10px rgba(0, 0, 0, 0.1);
    }
    
    .navbar-collapse.show {
        right: 0 !important;
        opacity: 1 !important;
        visibility: visible !important;
        box-shadow: -5px 0 30px rgba(0, 0, 0, 0.2);
    }
    
     .navbar-collapse .nav-link {
         color: #3d3d3c !important;
         padding: 15px 20px 15px 30px !important;
         margin: 5px 0;
         border-radius: 8px;
         display: block;
         text-align: left;
     }
     
     .nav-link {
         padding: 15px 20px 15px 30px !important;
         margin: 5px 0;
         text-align: left;
     }
     
   
     .navbar-nav {
         text-align: left !important;
         align-items: flex-start !important;
         justify-content: flex-start !important;
     }
     
  
     .lang-switcher {
         margin-left: 0;
         padding: 15px 30px;
         border-top: 1px solid #eee;
         margin-top: 10px;
         justify-content: flex-start;
     }
     
     .lang-link {
         font-size: 0.9rem;
     }
     
     .lang-divider {
         color: #999 !important;
     }
     
 
     .nav-item {
         width: 100%;
         text-align: left;
     }
    
    .dropdown-menu {
        position: static !important;
        margin-top: 5px;
        margin-left: 0;
        box-shadow: none;
        border-left: 3px solid #e00514;
        width: 100%;
        display: none;
        opacity: 0;
        visibility: hidden;
        max-height: 0;
        overflow: hidden;
        transition: max-height 0.3s ease, opacity 0.3s ease, visibility 0.3s ease, padding-top 0.3s ease, padding-bottom 0.3s ease;
        padding-left: 0;
        padding-top: 0;
        padding-bottom: 0;
    }
    
    .dropdown-menu.show {
        display: block;
        opacity: 1;
        visibility: visible;
        max-height: 1000px;
        padding-top: 10px;
        padding-bottom: 10px;
    }
    
  
    .nav-item.dropdown:not(.active) .dropdown-menu:not(.show) {
        display: none;
    }
    

    .dropdown-item {
        padding-left: 10px !important;
        text-align: left;
        padding-right: 20px !important;
    }
    

    .dropdown-toggle-icon {
        display: none !important;
        visibility: hidden !important;
        opacity: 0 !important;
        width: 0 !important;
        height: 0 !important;
        margin: 0 !important;
        padding: 0 !important;
        font-size: 0 !important;
        overflow: hidden !important;
        position: absolute !important;
        left: -9999px !important;
        text-indent: -9999px !important;
        line-height: 0 !important;
        content: '' !important;
    }
    
    .nav-item.dropdown .nav-link .dropdown-toggle-icon {
        display: none;
    }
    
    .nav-item.dropdown .nav-link .dropdown-toggle-icon::before,
    .nav-item.dropdown .nav-link .dropdown-toggle-icon::after {
        content: '' !important;
        display: none !important;
    }
    
    @media (max-width: 991px) {
      
        .nav-item.dropdown .nav-link {
            display: flex !important;
            justify-content: space-between;
            align-items: center;
            width: 100%;
            text-align: left;
        }
        
    
        .nav-link-text {
            flex: 1;
            text-align: left;
        }
        
        .dropdown-toggle-icon {
            display: inline-block !important;
            visibility: visible !important;
            opacity: 1 !important;
            float: none;
            font-size: 20px !important;
            font-weight: bold;
            line-height: 1 !important;
            transition: transform 0.3s ease;
            margin-left: auto;
            width: 20px !important;
            height: auto !important;
            text-align: center;
            flex-shrink: 0;
            position: static !important;
            left: auto !important;
            overflow: visible !important;
            text-indent: 0 !important;
            margin-right: 0 !important;
            padding-right: 0 !important;
            padding-left: 0 !important;
        }
        
        .nav-item.dropdown.active .dropdown-toggle-icon {
            transform: rotate(0deg);
        }
    }
    
   
    .logo-img {
        height: 40px;
    }
    
    .navbar-custom.scrolled .logo-img {
        filter: none;
    }
    

    .navbar-toggler {
        position: relative;
        z-index: 1000;
        width: 40px;
        height: 40px;
        display: flex;
        align-items: center;
        justify-content: center;
        flex-direction: column;
    }
    
    .navbar-toggler.active .navbar-toggler-icon {
        display: none;
    }
    
    .navbar-toggler.active .close-icon {
        display: block !important;
        font-size: 28px;
        color: #3d3d3c;
        font-weight: bold;
        line-height: 1;
        transition: transform 0.3s ease;
    }
    
    .close-icon {
        display: none;
        transition: transform 0.3s ease;
    }
    
    .navbar-toggler.active .close-icon:hover {
        transform: rotate(90deg);
    }
    
  
    .navbar-toggler.active {
        position: fixed;
        top: 15px;
        right: 20px;
        z-index: 1001;
    }
}

@media (max-width: 768px) {
    .navbar-custom {
        padding: 10px 0;
    }
    
    .logo-text {
        font-size: 1.5rem;
    }
}


.banner-section {
    position: relative;
    width: 100%;
    height: calc(100vh - 70px);
    min-height: 600px;
    overflow: hidden;
}

.banner-swiper {
    width: 100%;
    height: 100%;
    background: url('../images/sld-bg.svg') #f5f8fc; 
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
}

.banner-slide {
    position: relative;
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
}


.banner-content-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    width: 100%;
    height: auto;
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 50px;
}

.banner-image-content {
    flex: 1;
    max-width: 50%; 
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 2;
}

.banner-image-element {
    width: 100%;
    height: auto;
    max-height: 80%;
    object-fit: contain;
    border-radius: 10px;
    box-shadow: none; 
    transition: transform 0.5s ease, opacity 0.5s ease; 
}

.banner-image-element:hover {
    transform: scale(1.03); 
}


.banner-slide.swiper-slide-active .banner-image-element {
    animation: fadeInScale 0.8s ease-out;
}

@keyframes fadeInScale {
    from {
        opacity: 0;
        transform: scale(0.9);
    }
    to {
        opacity: 1;
        transform: scale(1);
    }
}


.banner-image {
    display: none;
}

.banner-slide.swiper-slide-active .banner-image {
    transform: scale(1.05);
}


.banner-overlay {
    display: none;
}

.banner-content {
    position: relative;
    z-index: 2;
    text-align: left;
    color: #3d3d3c; 
    padding: 0;
    max-width: 50%;
    margin: 0;
    margin-left: 8%;
    margin-right: auto;
}


.banner-text-content {
    flex: 1;
    max-width: 48%; 
    color: #3d3d3c;
    z-index: 2;
}

.banner-text-content .banner-title {
    color: #3d3d3c;
    text-shadow: none;
}

.banner-text-content .banner-subtitle {
    color: #666;
    text-shadow: none;
}

.banner-text-content .banner-btn {
    color: #fff;
}

.banner-title,
.banner-subtitle {
    text-shadow: none; 
    opacity: 0;
    transform: translateY(30px);
}
.banner-title span{color: #e00514;}

.banner-title {
    font-size: 4rem;
    font-weight: 700;
    margin-bottom: 1.5rem;
    line-height: 1.2;
    transition: opacity 0.8s ease, transform 0.8s ease;
    color: #3d3d3c; 
}

.banner-title.aos-animate {
    opacity: 1;
    transform: translateY(0);
}

.banner-subtitle {
    font-size: 1.2rem;
    font-weight: 300;
    margin-bottom: 2.5rem;
	line-height: 1.8;
    transition: opacity 0.8s ease 0.2s, transform 0.8s ease 0.2s;
    color: #333; 
}

.banner-subtitle.aos-animate {
    opacity: 1;
    transform: translateY(0);
}

.banner-btn {
    display: inline-block;
    padding: 15px 40px;
    background: #e31f27; 
    color: #fff;
    text-decoration: none;
    border-radius: 50px;
    font-size: 1.1rem;
    font-weight: 600;
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.3s ease;
}

.banner-btn.aos-animate {
    opacity: 1;
    transform: translateY(0);
}

.banner-btn:hover {
    transform: translateY(-3px);
    background: #404040; 
    color: #fff;
    text-decoration: none;
}

.banner-pagination {
    bottom: 30px !important;
    z-index: 10;
}

.banner-pagination .swiper-pagination-bullet {
    width: 12px;
    height: 12px;
    background: rgba(224, 5, 20, 0.5);
    opacity: 1;
    transition: all 0.3s ease;
}

.banner-pagination .swiper-pagination-bullet-active {
    background: #e00514;
    width: 30px;
    border-radius: 6px;
}


.banner-button-next,
.banner-button-prev {
    color: #3d3d3c; 
    width: 50px;
    height: 50px;
    background: rgba(255, 255, 255, 0.8); 
    border-radius: 50%;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    z-index: 10;
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
    transform: scale(0.8);
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.3); 
    backdrop-filter: blur(10px);
    top: 50%; 
    transform: translateY(-50%) scale(0.8); 
    position: absolute; 
}


.banner-button-next {
    right: 30px; 
    left: auto;
}


.banner-button-prev {
    left: 30px; 
    right: auto;
}


.banner-section:hover .banner-button-next,
.banner-section:hover .banner-button-prev {
    opacity: 1;
    visibility: visible;
    pointer-events: auto;
    transform: scale(1);
    animation: buttonFadeIn 0.4s ease-out;
}


@keyframes buttonFadeIn {
    0% {
        opacity: 0;
        transform: scale(0.8) translateY(10px);
    }
    50% {
        transform: scale(1.05) translateY(-2px);
    }
    100% {
        opacity: 1;
        transform: scale(1) translateY(0);
    }
}


.banner-button-next:hover,
.banner-button-prev:hover {
    background: rgba(255, 255, 255, 0.95); 
    transform: translateY(-50%) scale(1.15); 
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.4); 
    animation: buttonPulse 1.5s ease-in-out infinite;
}


@keyframes buttonPulse {
    0%, 100% {
        box-shadow: 0 4px 20px rgba(0, 0, 0, 0.3); 
    }
    50% {
        box-shadow: 0 6px 30px rgba(0, 0, 0, 0.5);
    }
}



@keyframes progressBarDemo {
    0% {
        width: 0%;
    }
    100% {
        width: 100%;
    }
}


.banner-button-next:active,
.banner-button-prev:active {
    transform: translateY(-50%) scale(1.05); 
    transition: transform 0.1s ease;
}

.banner-button-next::after,
.banner-button-prev::after {
    font-size: 20px;
    font-weight: bold;
}


@media (max-width: 768px) {
    .banner-section {
        min-height: 500px;
        height: auto;
    }
    
    .banner-swiper {
        height: auto;
        min-height: 600px;
    }
    
    .banner-slide {
        display: flex;
        align-items: center;
        justify-content: center;
        padding: 20px;
    }
    
    .banner-content-container {
        flex-direction: column;
        text-align: center;
        padding:20px;
        gap: 30px;
    }
    
    .banner-text-content {
        max-width: 100%;
        order: 2; 
    }
    
    .banner-image-content {
        max-width: 100%;
        width: 100%;
        justify-content: center;
        order: 1; 
    }
    
    .banner-title {
        font-size: 1.8rem;
        margin-bottom: 1rem;
        line-height: 1.3;
    }
    
    .banner-subtitle {
        font-size: 1rem;
        margin-bottom: 1.5rem;
    }
    
    .banner-btn {
        padding: 12px 30px;
        font-size: 1rem;
    }
    
    .banner-image-element {
        max-width: 90%;
        max-height: 200px;
    }
    
 
    .banner-button-next,
    .banner-button-prev {
        display: none;
    }
    

    .banner-pagination {
        bottom: 15px !important;
    }
}


.about-section {
    padding: 100px 0;
    background: #f8f9fa;
}

.section-label {
    display: inline-block;
    color: #ada8a8;
    font-size: 0.95rem;
    font-weight: 600;
    letter-spacing: 2px;
    margin-bottom: 15px;
}

.about-intro {
    max-width: 900px;
    margin: 50px auto;
    text-align: center;
}

.about-intro-wrap {
    margin: 50px 0;
}

.about-intro-image {
    border-radius: 16px;
    overflow: hidden;
}

.about-intro-image img {
    width: 100%;
    height: auto;
    display: block;
    transition: transform 0.5s ease;
}

.about-intro-image:hover img {
    transform: scale(1.05);
}

.about-intro-content {
    padding-left: 40px;
}

.about-intro-text {
    font-size: 1.1rem;
    line-height: 2;
    color: #3d3d3c;
    text-align: justify;
    margin-bottom: 20px;
    text-indent: 2em;
}

.about-highlights {
    margin-top: 60px;
}

.highlight-card {
    text-align: center;
    padding: 35px 20px;
    background: #ffffff;
    border-radius: 16px;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.06);
    transition: all 0.3s ease;
    height: 100%;
    border: 1px solid #f0f0f0;
    margin-bottom: 20px;
}

.highlight-card:hover {
    transform: translateY(-5px);
    border-color: #e00514;
}

.highlight-icon {
    width: 70px;
    height: 70px;
    margin: 0 auto 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, rgba(224, 5, 20, 0.1) 0%, rgba(227, 31, 39, 0.1) 100%); 
    border-radius: 50%;
    color: #e00514;
    transition: all 0.3s ease;
}

.highlight-card:hover .highlight-icon {
    background: linear-gradient(135deg, #e00514 0%, #e31f27 100%); 
    color: #ffffff;
    transform: scale(1.1);
}

.highlight-title {
    font-size: 1.2rem;
    font-weight: 600;
    color: #e00514;
    margin-bottom: 8px;
}

.highlight-desc {
    font-size: 0.9rem;
    color: #666;
    margin: 0;
}

.about-more {
    width: 150px;
    text-align: center;
    
}
.about-more a {
    display: block;
    background: linear-gradient(135deg, #e00514 0%, #e31f27 100%); 
    color: #ffffff;
    font-size: 1rem;
    font-weight: 600;
    text-decoration: none;
    padding: 15px 0px;
    border: 1px solid #e00514;
    transition: all 0.3s ease;
    border-radius: 10px;
    
}
.about-more a:hover {
    transform: translateY(-3px);
    color: #ffffff;
    text-decoration: none;
}
.btn-primary {
    display: inline-block;
    padding: 15px 40px;
    background: linear-gradient(135deg, #e00514 0%, #e31f27 100%);
    color: #ffffff;
    font-size: 1rem;
    font-weight: 600;
    text-decoration: none;
    border-radius: 50px;
    transition: all 0.3s ease;
    box-shadow: 0 5px 20px rgba(224, 5, 20, 0.3);
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 10px 30px rgba(224, 5, 20, 0.4);
    color: #ffffff;
    text-decoration: none;
}

@media (max-width: 768px) {
    .about-section {
        padding: 60px 0;
    }
    
    .about-intro {
        margin: 40px auto;
    }
    
    .about-intro-wrap {
        margin: 40px 0;
    }
    
    .about-intro-image {
        margin-bottom: 30px;
    }
    
    .about-intro-content {
        padding-left: 0;
    }
    
    .about-intro-text {
        font-size: 1rem;
    }
    
    .about-highlights {
        margin: 15px 0;
    }
    
    .about-highlights .row {
        row-gap: 15px;
    }
    
    .highlight-card {
        padding: 15px 15px;
        margin-bottom: 15px;
    }
    
    .highlight-icon {
        width: 60px;
        height: 60px;
    }
}

.about-section {
    padding: 100px 0;
    background: #ffffff;
    position: relative;
    overflow: hidden;
}


.about-section .container {
    position: relative;
    z-index: 1;
}


.about-visual {
    position: relative;
    height: 100%;
    min-height: 500px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.about-visual-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, #e00514 0%, #e31f27 100%); 
    border-radius: 20px;
    overflow: hidden;
}

.about-visual-pattern {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: 
        radial-gradient(circle at 20% 30%, rgba(255, 255, 255, 0.1) 0%, transparent 50%),
        radial-gradient(circle at 80% 70%, rgba(255, 255, 255, 0.1) 0%, transparent 50%);
    opacity: 0.6;
}

.about-visual-content {
    position: relative;
    z-index: 2;
    text-align: center;
    padding: 60px 40px;
    color: #ffffff;
}

.about-visual-icon {
    margin-bottom: 30px;
    color: #ffffff;
    opacity: 0.95;
}

.about-visual-title {
    font-size: 2rem;
    font-weight: 700;
    margin-bottom: 15px;
    color: #ffffff;
}

.about-visual-subtitle {
    font-size: 1.1rem;
    opacity: 0.9;
    font-weight: 400;
}


.about-content {
    padding-left: 50px;
}

.about-label {
    display: inline-block;
    padding: 6px 20px;
    background: rgba(224, 5, 20, 0.1);
    color: #e00514;
    font-size: 0.9rem;
    font-weight: 600;
    border-radius: 20px;
    margin-bottom: 20px;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.about-title {
    font-size: 2.5rem;
    font-weight: 700;
    color: #e00514;
    margin-bottom: 25px;
    line-height: 1.3;
}

.about-desc {
    font-size: 1rem;
    line-height: 1.8;
    color: #3d3d3c;
    margin-bottom: 15px;
}

.about-advantages {
    margin-top: 25px;
}

.about-more {
    margin-top: 30px;
}

.about-more-link {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 12px 30px;
    font-size: 1rem;
    font-weight: 600;
    color: #ffffff;
    background: linear-gradient(135deg, #e00514 0%, #e31f27 100%);
    border-radius: 8px;
    text-decoration: none;
    transition: all 0.3s ease;
}

.about-more-link:hover {
    background: linear-gradient(135deg, #e31f27 0%, #e00514 100%);
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(224, 5, 20, 0.3);
    color: #ffffff;
    text-decoration: none;
}

.about-more-link::after {
    content: '>';
    transition: transform 0.3s ease;
}

.about-more-link:hover::after {
    transform: translateX(4px);
}

.about-advantage-item {
    display: flex;
    align-items: center;
    margin-bottom: 5px;
    padding: 8px 0;
}

.about-advantage-icon {
    width: 28px;
    height: 28px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, #e00514 0%, #e31f27 100%);
    color: #ffffff;
    border-radius: 50%;
    font-weight: 700;
    font-size: 0.9rem;
    margin-right: 15px;
    flex-shrink: 0;
}

.about-advantage-text {
    font-size: 1rem;
    color: #3d3d3c;
    font-weight: 500;
}

@media (max-width: 992px) {
    .about-content {
        padding-left: 0;
        margin-top: 50px;
    }
    
    .about-visual {
        min-height: 400px;
    }
}

@media (max-width: 768px) {
    .about-section {
        padding: 60px 0;
    }
    
    .about-visual {
        min-height: 350px;
    }
    
    .about-visual-content {
        padding: 40px 30px;
    }
    
    .about-visual-title {
        font-size: 1.4rem;
    }
    
    .about-visual-subtitle {
        font-size: 0.9rem;
    }
    
    .about-title {
        font-size: 1.7rem;
    }
    
    .about-desc {
        font-size: 0.9rem;
    }
    
    .about-label {
        font-size: 0.8rem;
        padding: 5px 16px;
    }
    
    .about-advantage-text {
        font-size: 0.9rem;
    }
}

@media (max-width: 576px) {
    .about-visual {
        min-height: 300px;
    }
    
    .about-title {
        font-size: 1.5rem;
    }
    
    .about-desc {
        font-size: 0.85rem;
    }
    
    .about-visual-title {
        font-size: 1.2rem;
    }
    
    .about-visual-subtitle {
        font-size: 0.85rem;
    }
}



.products-section-alt {
    padding: 100px 0;
    background: #f5f8fc;
    position: relative;
}

.products-layout-container {
    display: flex;
    gap: 15px;
    margin-top: 30px;
}

.product-categories-panel {
    flex: 0 0 250px;
    background: #FFF;
    border-radius: 0;
    padding: 20px;
    height: fit-content;
    position: sticky;
    top: 100px;
}

.product-category-header {
    margin-bottom: 20px;
    padding-bottom: 10px;
    border-bottom: 1px solid #e9ecef;
}

.panel-title {
    font-size: 1.4rem;
    font-weight: 700;
    color: #222;
    margin: 0;
}

.product-category-tabs {
    display: flex;
    flex-direction: column;
    gap: 10px;
    margin-bottom: 25px;
}

.tab-btn {
    padding: 10px 20px;
    background: #e9ecef;
    border: none;
    border-radius: 8px;
    cursor: pointer;
    font-size: 1.1rem;
    color: #666;
    text-align: left;
    transition: all 0.3s ease;
    font-weight: 500;
}

.tab-btn:hover {
    background: #dee2e6;
}

.tab-btn.active {
    background: #e00514;
    color: #fff;
}

.contact-info {
    padding-top: 25px;
    border-top: 1px solid #e9ecef;
}

.contact-info h4 {
    font-size: 1.2rem;
    color: #222;
    margin-bottom: 15px;
}

.contact-item {
    font-size: 0.9rem;
    color: #666;
    line-height: 1.6;
    margin: 8px 0;
}

.contact-item strong {
    color: #3d3d3c;
    font-weight: 600;
}

.products-display-area {
    flex: 1;
    min-width: 0;
}

.products-grid-alt {
    display: flex;
    flex-direction: column;
    width: 100%;
}

.product-category-group {
    display: none;
    width: 100%;
}

.product-category-group.active-category {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(500px, 1fr));
    gap: 15px;
    width: 100%;
}

.product-item-wrapper {
    display: block;
    width: 100%;
}

.product-link {
    text-decoration: none;
    display: block;
    color: inherit;
    height: 100%;
}

.product-item {
    background: #fff;
    border-radius: 0;
    overflow: hidden;
    box-shadow: none;
    transition: all 0.3s ease;
}



.product-link:hover {
    text-decoration: none;
    color: inherit;
}

.product-item:hover {
    transform: translateY(-5px);
}

.product-content {
    display: flex;
    align-items: center;
    padding: 15px;
    border-radius: 0;
}

.product-image {
    flex: 1;
    min-width: 180px;
    overflow: hidden;
    border-radius: 0;
    margin-right: 15px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.product-image img {
    width: 100%;
    height: 100%;
    object-fit: contain;
    transition: transform 0.3s ease;
}

.product-item:hover .product-image img {
    transform: scale(1.05);
}

.product-info {
    flex: 1;
    min-width: 180px;
}

.product-title {
    font-size: 1.2rem;
    font-weight: 700;
    color: #222;
    margin: 0 0 8px 0;
    line-height: 1.3;
}

.product-desc {
    font-size: 0.85rem;
    color: #666;
    margin: 0;
    line-height: 1.5;
}


@media (max-width: 992px) {
    .products-layout-container {
        flex-direction: column;
    }
    
    .product-categories-panel {
        flex: none;
        position: static;
        margin-bottom: 30px;
    }
    
    .products-grid-alt {
        grid-template-columns: 1fr;
    }
    
    .product-content {
        flex-direction: column;
        text-align: center;
    }
    
    .product-image {
        margin-right: 0;
        margin-bottom: 20px;
        width: 100%;
        max-width: 300px;
    }
}


.more-products-section {
    text-align: center;
    margin-top: 30px;
    grid-column: 1 / -1; 
    width: 100%;
    display: flex;
    justify-content: center;
    align-items: center;
}

.more-products-btn {
    display: inline-block;
    padding: 12px 30px;
    background-color: #e00514;
    color: white;
    text-decoration: none;
    border-radius: 4px;
    font-size: 1rem;
    font-weight: 500;
    transition: background-color 0.3s ease;
}

.more-products-btn:hover {
    background-color: #c00411;
    color: white;
    text-decoration: none;
}

@media (max-width: 768px) {
    .products-section-alt {
        padding: 80px 0;
    }
    
    .products-layout-container {
        gap: 15px;
    }
    
    .product-categories-panel {
        padding: 15px;
    }
    
    .tab-btn {
        padding: 10px 15px;
        font-size: 0.95rem;
    }
    
    .product-content {
        padding: 15px;
    }
}

@media (max-width: 576px) {
    .products-section-alt {
        padding: 60px 0;
    }
    
    .product-categories-panel {
        padding: 20px;
    }
    
    .products-layout-container {
        gap: 20px;
    }
    
    .product-content {
        padding: 10px;
    }
    
    .product-title {
        font-size: 1.2rem;
    }
    
    .product-desc {
        font-size: 0.9rem;
    }
    
    .product-image {
        height: 180px;
    }
}

.products-showcase-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
    gap: 40px;
    margin-top: 50px;
}

.product-showcase-item {
    background: #fff;
    border-radius: 16px;
    overflow: hidden;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.08);
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
}

.product-showcase-item:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 40px rgba(224, 5, 20, 0.15);
}

.product-showcase-img {
    position: relative;
    height: 250px;
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
    background: #f8f9fa;
}

.product-showcase-img img {
    width: 100%;
    height: auto;
    max-height: 100%;
    object-fit: contain;
    transition: transform 0.5s ease;
}

.product-showcase-item:hover .product-showcase-img img {
    transform: scale(1.05);
}

.product-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.6);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: opacity 0.4s ease;
}

.product-showcase-item:hover .product-overlay {
    opacity: 1;
}

.product-actions {
    text-align: center;
    opacity: 0;
    transform: translateY(20px);
    transition: all 0.4s ease 0.1s;
}

.product-showcase-item:hover .product-actions {
    opacity: 1;
    transform: translateY(0);
}

.product-showcase-info {
    padding: 25px;
}

.product-title {
    font-size: 1.4rem;
    font-weight: 700;
    color: #222;
    margin: 0 0 12px 0;
    line-height: 1.3;
}

.product-spec {
    font-size: 0.95rem;
    color: #666;
    margin-bottom: 0;
    line-height: 1.5;
}


@media (max-width: 992px) {
    .products-showcase-grid {
        grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
        gap: 30px;
    }
    
    .product-showcase-img {
        height: 200px;
    }
}

@media (max-width: 768px) {
    .products-showcase {
        padding: 80px 0;
    }
    
    .products-showcase-grid {
        grid-template-columns: 1fr;
        gap: 30px;
    }
    
    .product-showcase-img {
        height: 250px;
    }
    
    .section-header.text-center .section-title {
        font-size: 1.6rem;
    }
}

@media (max-width: 576px) {
    .products-showcase {
        padding: 60px 0;
    }
    
    .product-showcase-info {
        padding: 20px;
    }
    
    .product-title {
        font-size: 1.3rem;
    }
    
    .product-spec {
        font-size: 0.9rem;
    }
    
    .product-features li {
        font-size: 0.85rem;
    }
}



/* 鏂伴椈璧勮妯″潡 */
.news-section {
    padding: 100px 0 110px;
    background: #ffffff;
    position: relative;
}

.news-header {
    text-align: center;
    margin-bottom: 50px;
}

.news-main-title {
    font-size: 2.4rem;
    font-weight: 700;
    color: #e00514;
    margin-bottom: 10px;
    line-height: 1.2;
}

.news-subtitle {
    font-size: 1rem;
    letter-spacing: 6px;
    text-transform: uppercase;
    color: #ada8a8;
    margin-bottom: 10px;
}

.news-desc {
    font-size: 1.05rem;
    color: #666;
    max-width: 720px;
    margin: 0 auto;
}

.news-list {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 24px;
    margin-top: 20px;
}

.news-item {
    background: #f8fbff;
    border-radius: 16px;
    border: 1px solid #e4ecf6;
    overflow: hidden;
    transition: transform 0.3s ease, box-shadow 0.3s ease, border-color 0.3s ease;
}

.news-link {
    display: block;
    padding: 20px;
    text-decoration: none;
    color: inherit;
    height: 100%;
}

.news-meta {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 10px;
    font-size: 0.85rem;
    color: #888;
}

.news-date {
    font-weight: 500;
}

.news-tag {
    padding: 2px 10px;
    border-radius: 999px;
    background: rgba(224, 5, 20, 0.06);
    color: #e00514;
    font-size: 0.8rem;
}
.news-pic img {width:100%; height: auto;
	
}
.news-title {
    font-size: 1.05rem;
    font-weight: 600;
    color: #222;
    margin-bottom: 8px;
    line-height: 1.5;
}

.news-excerpt {
    font-size: 0.9rem;
    color: #666;
    line-height: 1.7;
    margin-bottom: 14px;
}

.news-more {
    font-size: 0.9rem;
    color: #e00514;
    font-weight: 500;
    display: inline-flex;
    align-items: center;
    gap: 4px;
    position: relative;
}

.news-more::after {
    content: '>';
    transition: transform 0.3s ease;
}

.news-item:hover {
    border-color: #e00514;
    box-shadow: 0 16px 35px rgba(224, 5, 20, 0.12);
    transform: translateY(-4px);
}

.news-item:hover .news-more::after {
    transform: translateX(4px);
}

@media (max-width: 991px) {
    .news-section {
        padding: 80px 0 90px;
    }

    .news-main-title {
        font-size: 2.1rem;
    }
}

@media (max-width: 768px) {
    .news-section {
        padding: 60px 0 70px;
    }

    .news-main-title {
        font-size: 1.7rem;
    }
    
    .news-subtitle {
        font-size: 0.75rem;
    }

    .news-desc {
        font-size: 0.9rem;
    }
    
    .news-title {
        font-size: 1.1rem;
    }
    
    .news-excerpt {
        font-size: 0.85rem;
    }
    
    .news-date,
    .news-tag {
        font-size: 0.8rem;
    }
    
    .news-more {
        font-size: 0.85rem;
    }

    .news-list {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 576px) {
    .news-main-title {
        font-size: 1.5rem;
    }
    
    .news-title {
        font-size: 1rem;
    }
    
    .news-excerpt {
        font-size: 0.8rem;
    }
}

/* 椤佃剼 */
.site-footer {
    background: #0f1b2d;
    color: #c9d3e8;
    padding: 40px 0 24px;
    font-size: 0.9rem;
}

.site-footer .footer-top {
    display: flex;
    flex-wrap: wrap;
    gap: 48px;
    justify-content: space-between;
    padding-bottom: 20px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.06);
}

.site-footer .footer-col {
    flex: 1;

    text-align: left;
}

.footer-logo {
    font-size: 1.4rem;
    font-weight: 600;
    color: #ffffff;
    margin-bottom: 18px;
    padding-bottom: 20px;
}

.footer-intro {
    color: #9aa6c3;
    line-height: 1.7;
    margin: 0;
}

.footer-title {
    font-size: 1rem;
    font-weight: 600;
    color: #ffffff;
    margin-bottom: 18px;
    position: relative;
    display: inline-block;
    padding-bottom: 20px;
}

.footer-title::before {
    content: '';
    position: absolute;
    left: 90px;
    bottom: 0px;
    height: 2px;
    left: 0;
    width:90px;
    background: rgba(255, 255, 255, 0.25);
    z-index: 1;
}

.footer-title::after {
    content: '';
    position: absolute;
    left: 0;
    bottom: 0px;
    height: 2px;
    width: 26px;
    background: #ff5a32;
    z-index: 2;
    transition: width 0.3s ease;
}

.footer-col:hover .footer-title::after {
    width: 60px;
}


.footer-contact-list {
    list-style: none;
    padding: 0;
    margin: 0;
}

.footer-contact-list li {
    margin-bottom: 10px;
    color: #c9d3e8;
}
.footer-contact-list li a {color: #c9d3e8; text-decoration: none;}
.footer-contact-list li a:hover{color:#FFF;}
.footer-nav {
    list-style: none;
    padding: 0;
    margin: 0;
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    column-gap: 16px;
}

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

.footer-nav a {
    color: #c9d3e8;
    text-decoration: none;
    transition: color 0.2s ease;
}

.footer-nav a:hover {
    color: #ffffff;
}

.footer-qrcode-box {
    text-align: left;
}

.footer-qrcode-box img {
    width: 120px;
    height: 120px;
    object-fit: contain;
    display: block;
    margin: 0 0 8px;
    background: #ffffff;
    padding: 4px;
    border-radius: 8px;
}

.footer-qrcode-box p {
    font-size: 0.8rem;
    color: #9aa6c3;
    margin: 0;
}

.footer-bottom {
    padding-top: 16px;
    text-align: center;
}

.footer-copy {
    margin: 0;
    color: #7683a3;
    font-size: 0.85rem;
}

@media (max-width: 768px) {
    .site-footer {
        padding: 40px 20px 20px;
        font-size: 0.85rem;
        padding-bottom: calc(20px + 70px + env(safe-area-inset-bottom));
    }

    .site-footer .footer-top {
        gap: 32px;
        flex-direction: column;
    }

    .footer-col {
        width: 100%;
        flex-basis: 100%;
    }
    
    .footer-col.footer-brand {
        text-align: center;
    }
    
    .footer-logo {
        font-size: 1.2rem;
        margin-bottom: 16px;
        padding-bottom: 16px;
    }
    
    .footer-intro {
        font-size: 0.85rem;
        line-height: 1.8;
        margin-bottom: 0;
    }
    
    .footer-title {
        font-size: 1rem;
        margin-bottom: 16px;
        padding-bottom: 12px;
    }
    
    .footer-nav {
        grid-template-columns: repeat(2, 1fr) !important;
        gap: 12px;
    }
    
    .footer-nav li {
        margin-bottom: 8px;
    }
    
    .footer-nav a,
    .footer-contact-list li {
        font-size: 0.85rem;
        line-height: 1.8;
    }
    
    .footer-contact-list li {
        margin-bottom: 12px;
    }

    .footer-qrcode-box {
        text-align: center;
    }

    .footer-qrcode-box img {
        width: 100px;
        height: 100px;
        margin: 0 auto 12px;
    }
    
    .footer-qrcode-box p {
        font-size: 0.8rem;
    }
    
    .footer-bottom {
        padding-top: 24px;
        margin-top: 24px;
        border-top: 1px solid rgba(255, 255, 255, 0.1);
    }
    
    .footer-copy {
        font-size: 0.8rem;
        line-height: 1.6;
    }
}

@media (max-width: 991px) {
    .cases-section {
        padding: 80px 0 90px;
    }

    .cases-main-title {
        font-size: 2.1rem;
    }
}

@media (max-width: 768px) {
    .cases-section {
        padding: 60px 0 70px;
    }

    .cases-main-title {
        font-size: 1.7rem;
    }

    .cases-subtitle {
        font-size: 0.75rem;
    }

    .cases-desc {
        font-size: 0.9rem;
    }
    
    .case-title {
        font-size: 1.1rem;
    }
    
    .case-tagline {
        font-size: 0.85rem;
    }
}

@media (max-width: 576px) {
    .cases-main-title {
        font-size: 1.5rem;
    }
    
    .cases-desc {
        font-size: 0.85rem;
    }
}


@media (max-width: 768px) {
    .banner-section {
        height: 70vh;
        min-height: 500px;
    }
    
    .banner-content {
        max-width: 85%;
        margin-left: 4%;
        padding: 0;
    }
    
    .banner-title {
        font-size: 2rem;
    }
    
    .banner-subtitle {
        font-size: 1rem;
    }
    
    .banner-btn {
        padding: 10px 24px;
        font-size: 0.9rem;
    }
    
    .banner-button-next,
    .banner-button-prev {
        width: 40px;
        height: 40px;
    }
    
    .banner-button-next::after,
    .banner-button-prev::after {
        font-size: 16px;
    }
    
    .banner-button-next:hover,
    .banner-button-prev:hover {
        transform: scale(1.1) translateY(-1px);
    }
}

@media (max-width: 480px) {
    .banner-title {
        font-size: 1.6rem;
    }
    
    .banner-subtitle {
        font-size: 0.9rem;
    }
    
    .banner-btn {
        padding: 8px 20px;
        font-size: 0.85rem;
    }
    
    .footer-nav {
        grid-template-columns: repeat(2, 1fr) !important;
        gap: 10px;
    }
}


.back-to-top {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 50px;
    height: 50px;
    background: linear-gradient(135deg, #e00514 0%, #e31f27 100%); 
    color: #ffffff;
    border: none;
    border-radius: 50%;
    cursor: pointer;
    display: flex !important;
    align-items: center;
    justify-content: center;
    box-shadow: 0 4px 15px rgba(224, 5, 20, 0.3);
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
    z-index: 9999;
    pointer-events: none;
}

.back-to-top.show {
    pointer-events: auto;
}

.back-to-top.show {
    opacity: 1;
    visibility: visible;
}

.back-to-top:hover {
    transform: translateY(-5px);
    box-shadow: 0 6px 20px rgba(224, 5, 20, 0.4);
    background: linear-gradient(135deg, #e31f27 0%, #e00514 100%); 
}

.back-to-top:active {
    transform: translateY(-2px);
}

.back-to-top svg {
    width: 20px;
    height: 20px;
}

@media (max-width: 768px) {
    .back-to-top {
        bottom: calc(90px + env(safe-area-inset-bottom));
        right: 20px;
        width: 45px;
        height: 45px;
        box-shadow: 0 4px 12px rgba(224, 5, 20, 0.35);
    }
    
    .back-to-top svg {
        width: 18px;
        height: 18px;
    }
    
    .back-to-top:active {
        transform: translateY(-2px) scale(0.95);
    }
}


.mobile-call-btn {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    width: 100%;
    height: 70px;
    background: linear-gradient(135deg, #e00514 0%, #e31f27 100%); /* 浣跨敤绾㈣壊绯绘笎号*/
    color: #ffffff;
    display: none;
    align-items: center;
    justify-content: center;
    gap: 12px;
    text-decoration: none;
    font-size: 1.1rem;
    font-weight: 600;
    z-index: 9998;
    transition: all 0.3s ease;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    overflow: hidden;
    margin: 0;
    padding: 0;
    border-radius: 0;
}

.mobile-call-btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    transition: left 0.5s ease;
}

.mobile-call-btn:active::before {
    left: 100%;
}

.mobile-call-btn:active {
    background: linear-gradient(135deg, #e31f27 0%, #e00514 100%); /* 浣跨敤绾㈣壊绯绘笎号*/
    transform: scale(0.97);
    box-shadow: 0 -2px 15px rgba(224, 5, 20, 0.4), 0 -1px 5px rgba(0, 0, 0, 0.15);
}

.mobile-call-btn svg {
    width: 26px;
    height: 26px;
    stroke: currentColor;
    stroke-width: 2;
    transition: all 0.3s ease;
    animation: phonePulse 2s ease-in-out infinite;
}

.mobile-call-btn:active svg {
    transform: scale(1.1) rotate(15deg);
}

.mobile-call-btn span {
    font-size: 1.1rem;
    letter-spacing: 1.5px;
    position: relative;
    text-shadow: 0 1px 2px rgba(0, 0, 0, 0.2);
}


@keyframes phonePulse {
    0%, 100% {
        transform: scale(1);
    }
    50% {
        transform: scale(1.05);
    }
}


.mobile-call-btn::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 20px;
    width: 8px;
    height: 8px;
    background: rgba(255, 255, 255, 0.6);
    border-radius: 50%;
    transform: translateY(-50%);
    animation: dotPulse 1.5s ease-in-out infinite;
}

@keyframes dotPulse {
    0%, 100% {
        opacity: 0.6;
        transform: translateY(-50%) scale(1);
    }
    50% {
        opacity: 1;
        transform: translateY(-50%) scale(1.2);
    }
}

@media (max-width: 768px) {
    .mobile-call-btn {
        display: flex;
        height: calc(70px + env(safe-area-inset-bottom));
        padding-bottom: env(safe-area-inset-bottom);
        border-radius: 0;
        bottom: 0;
        left: 0;
        right: 0;
        width: 100vw;
        margin-left: 0;
        margin-right: 0;
    }

    body {
        padding-bottom: 0;
    }
    

    .site-footer {
        margin-bottom: 0;
    }
    

}

@media (max-width: 480px) {
    .site-footer {
        padding: 32px 16px calc(20px + 65px + env(safe-area-inset-bottom));
    }
    
    .site-footer .footer-top {
        gap: 28px;
    }
    
    .footer-nav {
        grid-template-columns: 1fr;
        gap: 8px;
    }
    
    .footer-nav li {
        margin-bottom: 6px;
    }
    
    .mobile-call-btn {
        height: calc(65px + env(safe-area-inset-bottom));
        padding-bottom: env(safe-area-inset-bottom);
        font-size: 1rem;
        gap: 10px;
        border-radius: 0;
        bottom: 0;
        left: 0;
        right: 0;
        width: 100vw;
    }
    
    .mobile-call-btn svg {
        width: 24px;
        height: 24px;
    }
    
    .mobile-call-btn span {
        font-size: 1rem;
        letter-spacing: 1px;
    }
    
    .back-to-top {
        bottom: calc(85px + env(safe-area-inset-bottom));
        right: 16px;
        width: 42px;
        height: 42px;
    }
    
    .back-to-top svg {
        width: 16px;
        height: 16px;
    }
    
    body {
        padding-bottom: calc(65px + env(safe-area-inset-bottom));
    }
}


.page-banner-section {
    position: relative;
    padding: 0 0 60px;
    margin-top: 0;
    overflow: hidden;
}

/* 服务培训内容（services.html） */
.services-content-section {
    padding: 40px 0;
}

.services-content-intro {
    margin: 0;
    font-size: 1rem;
    line-height: 1.8;
    color: #3d3d3c;
    text-align: center;
    max-width: 720px;
    margin-left: auto;
    margin-right: auto;
}


.page-banner-video {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 0;
}

.page-banner-video video {
    width: 100%;
    height: 100%;
    object-fit: cover;
}


.page-banner-image {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: url('../images/ibanner.jpg');
    background-size: cover;
    background-position: center center;
    background-repeat: no-repeat;
    z-index: 0;
}

.page-banner-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 1;
}


@media (min-width: 992px) {
    .page-banner-overlay {
        background: linear-gradient(135deg, rgba(224, 5, 20, 0.95) 0%, rgba(227, 31, 39, 0.8) 40%);
    }
}

@media (max-width: 991px) {
    .page-banner-overlay {
         background: linear-gradient(135deg, rgba(224, 5, 20, 0.95) 0%, rgba(227, 31, 39, 0.8) 40%);
    }
}

.page-banner-content {
    position: relative;
    z-index: 2;
    text-align: center;
    color: #ffffff;
    padding-top: 150px;
}

.page-banner-title {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 12px;
    color: #ffffff;
}

.page-banner-subtitle {
    font-size: 1.1rem;
    opacity: 0.9;
    margin-bottom: 25px;
}

.page-breadcrumb {
    display: inline-flex;
    background: rgba(255, 255, 255, 0.1);
    padding: 10px 20px;
    border-radius: 25px;
    backdrop-filter: blur(10px);
}

.page-breadcrumb .breadcrumb {
    margin: 0;
    background: transparent;
    padding: 0;
}

.page-breadcrumb .breadcrumb-item a {
    color: #FFF;
    text-decoration: none;
}

.page-breadcrumb .breadcrumb-item.active {
    color: #FFF;
}

.page-breadcrumb .breadcrumb-item + .breadcrumb-item::before {
    content: ">";
    color: #FFF;
    padding: 0 10px;
}

/* 閫氱敤鍖哄潡鏍囬 */
.section-header {
    text-align: center;
    margin-bottom: 20px;
}

.section-title {
    font-size: 2rem;
    font-weight: 700;
    color: #3d3d3c;
    margin-bottom: 10px;
}

.section-subtitle {
    font-size: 0.9rem;
    letter-spacing: 3px;
    text-transform: uppercase;
    color: #ada8a8;
    margin-bottom: 15px;
}

.section-desc {
    font-size: 1rem;
    color: #666;
    max-width: 800px;
    margin: 0 auto 20px;
    line-height: 1.8;
}

.section-divider {
    width: 60px;
    height: 4px;
    background: linear-gradient(90deg, #888, #3d3d3c);
    margin: 0 auto;
    border-radius: 2px;
}


.about-company-section {
    padding: 100px 0;
    background: #ffffff;
}

.about-company-image {
    border-radius: 20px;
    overflow: hidden;
}

.about-company-image img {
    width: 100%;
    height: auto;
    display: block;
    transition: transform 0.5s ease;
}

.about-company-image:hover img {
    transform: scale(1.05);
}

.about-company-content {
    padding-left: 50px;
}

.about-tit {
    display: inline-block;
    color: #dcdcdc;
    font-size: 2.8rem;
    font-weight: 600;
    margin-bottom: 15px;
    letter-spacing: 2px;
}


.about-tag {
    display: inline-block;
    padding: 6px 16px;
    background: rgba(224, 5, 20, 0.1);
    color: #e00514;
    font-size: 0.85rem;
    font-weight: 600;
    border-radius: 20px;
    margin-bottom: 15px;
}

.about-company-title {
    font-size: 2rem;
    font-weight: 700;
    color: #3d3d3c;
    margin-bottom: 10px;
    line-height: 1.3;
}

.about-company-slogan {
    font-size: 1.1rem;
    color: #ada8a8;
    margin-bottom: 25px;
}

.about-company-desc {
    font-size: 1rem;
    line-height: 1.8;
    color: #404040;

}


.about-advantage-section {
    padding: 100px 0;
    background: #f8f9fa;
}

.advantage-content-wrap {
    max-width: 900px;
    margin: 50px auto 50px;
}


.advantage-timeline {
    max-width: 900px;
    margin: 60px auto;
    position: relative;
    padding-left: 80px;
}

.advantage-timeline::before {
    content: '';
    position: absolute;
    left: 30px;
    top: 0;
    bottom: 0;
    width: 2px;
    background: #ddd;
}

.timeline-item {
    position: relative;
    margin-bottom: 40px;
    padding: 30px;
    background: #ffffff;
    border-radius: 12px;
    box-shadow: 0 5px 25px rgba(0, 0, 0, 0.06);
    transition: all 0.3s ease;
}

.timeline-item:hover {
    transform: translateX(10px);
    box-shadow: 0 10px 35px rgba(224, 5, 20, 0.12);
}

.timeline-item:last-child {
    margin-bottom: 0;
}

.timeline-marker {
    position: absolute;
    left: -80px;
    top: 50%;
    transform: translateY(-50%);
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, #e00514 0%, #e31f27 100%);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 5px 20px rgba(224, 5, 20, 0.3);
}

.timeline-num {
    color: #ffffff;
    font-size: 1.3rem;
    font-weight: 700;
}

.timeline-content p {
    font-size: 1rem;
    line-height: 1.9;
    color: #3d3d3c;
    margin: 0;
    text-align: justify;
}

.timeline-content strong {
    color: #e00514;
    font-weight: 600;
}

.advantage-item {
    display: flex;
    align-items: flex-start;
    margin-bottom: 35px;
    padding: 30px;
    background: #ffffff;
    border-radius: 12px;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.05);
    transition: all 0.3s ease;
}

.advantage-item:hover {
    transform: translateX(10px);
    box-shadow: 0 10px 30px rgba(224, 5, 20, 0.1);
}

.advantage-item:last-child {
    margin-bottom: 0;
}

.advantage-num {
    flex-shrink: 0;
    width: 60px;
    height: 60px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, #e00514 0%, #e31f27 100%);
    color: #ffffff;
    font-size: 1.4rem;
    font-weight: 700;
    border-radius: 12px;
    margin-right: 25px;
}

.advantage-text p {
    font-size: 1rem;
    line-height: 1.9;
    color: #3d3d3c;
    margin: 0;
    text-align: justify;
}

.advantage-text strong {
    color: #e00514;
    font-weight: 600;
}

.about-advantage-content {
    margin-top: 50px;
    margin-bottom: 50px;
}

.advantage-text-block {
    padding: 30px;
    background: #ffffff;
    border-radius: 16px;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.05);
    height: 100%;
}

.advantage-text-block p {
    font-size: 1rem;
    line-height: 1.9;
    color: #3d3d3c;
    margin-bottom: 15px;
    text-align: justify;
}

.advantage-text-block p:last-child {
    margin-bottom: 0;
}

.advantage-text-block strong {
    color: #e00514;
    font-weight: 600;
}

.advantage-methods {
    margin-top: 10px;
}

.method-card {
    text-align: center;
    padding: 40px 25px;
    background: #ffffff;
    border-radius: 16px;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.08);
    transition: all 0.3s ease;
    border: 1px solid #f0f0f0;
    margin-bottom: 30px;
}

.method-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 40px rgba(224, 5, 20, 0.15);
    border-color: #e00514;
}

.method-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, rgba(224, 5, 20, 0.1) 0%, rgba(227, 31, 39, 0.1) 100%);
    border-radius: 50%;
    color: #e00514;
    transition: all 0.3s ease;
}

.method-card:hover .method-icon {
    background: linear-gradient(135deg, #e00514 0%, #e31f27 100%);
    color: #ffffff;
}

.method-title {
    font-size: 1.3rem;
    font-weight: 700;
    color: #3d3d3c;
    margin-bottom: 8px;
}

.method-desc {
    font-size: 0.95rem;
    color: #666;
    margin: 0;
}


.about-team-section {
    padding: 100px 0;
    background: #ffffff;
}

.team-intro {
    max-width: 1000px;
    margin: 40px auto;
    text-align: center;
}

.team-intro-text {
    font-size: 1rem;
    line-height: 1.8;
    color: #3d3d3c;
}

.team-member-card {
    background: #f8f9fa;
    border-radius: 20px;
    padding: 40px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.08);
    margin-bottom: 30px;
}

.member-avatar {
    border-radius: 16px;
    overflow: hidden;
}

.member-avatar img {
    width: 100%;
    height: auto;
    display: block;
}

.member-info {
    padding-left: 30px;
}

.member-name {
    font-size: 1.6rem;
    font-weight: 700;
    color: #3d3d3c;
    margin-bottom: 8px;
}

.member-name-cn {
    font-size: 1.1rem;
    font-weight: 400;
    color: #ada8a8;
}

.member-title {
    font-size: 1rem;
    color: #444;
    font-weight: 500;
    margin-bottom: 15px;
    padding-bottom: 15px;
    border-bottom: 1px solid rgba(224, 5, 20, 0.1);
}

.member-desc {
    font-size: 0.95rem;
    line-height: 1.8;
    color: #3d3d3c;
    text-align: justify;
}

.team-summary {
    max-width: 800px;
    margin: 30px auto 0;
    text-align: center;
}

.team-summary p {
    font-size: 1.1rem;
    line-height: 1.8;
    color: #3d3d3c;
    font-weight: 500;
}

.about-mission-section {
    padding: 100px 0;
    background: -webkit-gradient(linear,left bottom,left top,from(rgb(29 29 29 / .94)),to(rgb(29 29 29 / .94))),url(../images/config-img.jpg);
    background: -o-linear-gradient(bottom,rgb(29 29 29 / .94),rgb(29 29 29 / .94)),url(../images/config-img.jpg);
    background: linear-gradient(0deg,rgb(29 29 29 / .94),rgb(29 29 29 / .94)),url(../images/config-img.jpg);
    color: #ffffff;
}

.mission-content {
    padding-right: 50px;
}

.mission-content .about-tag {
    background: rgba(255, 255, 255, 0.2);
    color: #ffffff;
}

.mission-title {
    font-size: 2rem;
    font-weight: 700;
    color: #ffffff;
    margin-bottom: 25px;
    line-height: 1.3;
}

.mission-desc {
    font-size: 1rem;
    line-height: 1.9;
    color: rgba(255, 255, 255, 0.9);
    margin-bottom: 20px;
}

.mission-visual {
    display: flex;
    justify-content: center;
    align-items: center;
}

.mission-card {
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    border-radius: 20px;
    padding: 50px 40px;
    text-align: center;
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.mission-icon {
    margin-bottom: 25px;
    color: #ffffff;
}

.mission-slogan {
    font-size: 1.4rem;
    font-weight: 600;
    color: #ffffff;
    margin-bottom: 10px;
}

.mission-tagline {
    font-size: 1rem;
    color: rgba(255, 255, 255, 0.9);
    font-weight: 500;
    margin: 0;
}


@media (max-width: 991px) {
    .about-company-content {
        padding-left: 0;
        margin-top: 10px;
    }
    
    .about-company-title {
        font-size: 1.7rem;
    }
    
    .member-info {
        padding-left: 0;
        margin-top: 30px;
    }
    
    .mission-content {
        padding-right: 0;
        margin-bottom: 40px;
    }
}

@media (max-width: 768px) {
    .about-company-section,
    .about-advantage-section,
    .about-team-section,
    .about-mission-section {
        padding: 60px 0;
    }
    
    .about-company-title {
        font-size: 1.5rem;
    }
    
    .about-company-slogan {
        font-size: 1rem;
    }
    
    .advantage-item {
        flex-direction: column;
        padding: 25px;
    }
    
    .advantage-timeline {
        padding-left: 60px;
    }
    
    .advantage-timeline::before {
        left: 20px;
    }
    
    .timeline-marker {
        left: -60px;
        width: 45px;
        height: 45px;
    }
    
    .timeline-num {
        font-size: 1rem;
    }
    
    .timeline-item {
        padding: 20px;
    }
    
    .advantage-num {
        width: 50px;
        height: 50px;
        font-size: 1.2rem;
        margin-right: 0;
        margin-bottom: 15px;
    }
    
    .advantage-text-block {
        padding: 20px;
        margin-bottom: 20px;
    }
    
    .team-member-card {
        padding: 15px;
    }
    
    .member-name {
        font-size: 1.3rem;
    }
    
    .mission-title {
        font-size: 1.5rem;
    }
    
    .mission-card {
        padding: 30px 25px;
    }
}

@media (max-width: 576px) {
    .about-company-title {
        font-size: 1.3rem;
    }
    
    .method-card {
        padding: 25px 15px; margin-bottom: 10px;
    }
    
    .mission-slogan {
        font-size: 1.1rem;
    }
}


@media (max-width: 768px) {
    .page-banner-section {
        padding: 0 0 50px;
        margin-top: 0;
    }
    
    .page-banner-content {
        padding-top: 120px;
    }
    
    .page-banner-title {
        font-size: 2rem;
    }
    
    .page-banner-subtitle {
        font-size: 1rem;
    }
    
    .section-title {
        font-size: 1.7rem;
    }
}

@media (max-width: 576px) {
    .page-banner-section {
        padding: 0 0 40px;
    }
    
    .page-banner-content {
        padding-top: 100px;
    }
    
    .page-banner-title {
        font-size: 1.7rem;
    }
    
    .page-banner-subtitle {
        font-size: 0.9rem;
    }
    
    .section-title {
        font-size: 1.5rem;
    }
}


.products-list-section {
    padding: 60px 0;
    background: #f8f9fa;
    position: relative;
}

.products-list-header {
    text-align: center;
    margin-bottom: 60px;
}

.products-list-title {
    font-size: 2.5rem;
    font-weight: 700;
    color: #e00514;
    margin-bottom: 12px;
    line-height: 1.2;
}

.products-list-subtitle {
    font-size: 1rem;
    letter-spacing: 6px;
    text-transform: uppercase;
    color: #ada8a8;
    margin-bottom: 12px;
}

.products-list-desc {
    font-size: 1.1rem;
    color: #666;
    font-weight: 300;
    margin-bottom: 20px;
}

.products-list-divider {
    width: 60px;
    height: 4px;
    background: linear-gradient(90deg, #e00514, #e31f27);
    margin: 0 auto;
    border-radius: 2px;
}

.product-list-container {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 15px;
    margin-top: 50px;
}

.product-list-item-alt {
    background: #ffffff;
    border: 1px solid #e8eef5;
    border-radius: 0;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    overflow: hidden;
    display: block;
    text-decoration: none;
    color: inherit;
    cursor: pointer;
}

.product-list-item-alt::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 2px;
    background: linear-gradient(90deg, #e00514, rgba(224, 5, 20, 0.3));
    transform: scaleX(0);
    transform-origin: left;
    transition: transform 0.4s ease;
    z-index: 0;
}

.product-list-item-alt:hover {
    border-color: #e00514;
    transform: translateY(-4px);
    text-decoration: none;
    color: inherit;
}

.product-list-item-alt:hover::before {
    transform: scaleX(1);
}

.product-link-alt {
    display: block;
    padding: 25px;
    text-decoration: none;
}

.product-content-alt {
    display: flex;
    gap: 25px;
    align-items: center;
}

.product-image-alt {
    flex: 0 0 250px;
    overflow: hidden;
    border-radius: 0;
}

.product-image-alt img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.3s ease;
}

.product-list-item-alt:hover .product-image-alt img {
    transform: scale(1.05);
}

.product-info-alt {
    flex: 1;
}

.product-title-alt {
    font-size: 1.3rem;
    font-weight: 600;
    color: #3d3d3c;
    margin: 0 0 12px 0;
    line-height: 1.4;
    text-decoration: none;
}

.product-desc-alt {
    font-size: 0.95rem;
    color: #3d3d3c;
    line-height: 1.6;
    font-weight: 300;
    margin: 0;
    text-decoration: none;
}


.product-categories-nav {
    margin-bottom: 20px;
    text-align: center;
}

.product-category-links {
    display: flex;
    justify-content: center;
    gap: 30px;
    flex-wrap: wrap;
}

.category-link {
    display: inline-block;
    padding: 8px 20px;
    background: #f0f0f0;
    color: #3d3d3c;
    text-decoration: none;
    border-radius: 30px;
    font-weight: 500;

}

.category-link:hover,
.category-link.active {
    background: linear-gradient(135deg, #e00514, #e31f27);
    color: #fff;
}


@media (max-width: 992px) {
    .product-list-container {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 768px) {
    .products-list-section {
        padding: 60px 0;
    }
    
    .products-list-title {
        font-size: 2rem;
    }
    
    .products-list-subtitle {
        font-size: 0.85rem;
        letter-spacing: 4px;
    }
    
    .products-list-desc {
        font-size: 0.95rem;
    }
    
    .product-content-alt {
        flex-direction: column;
        gap: 20px;
        align-items: stretch;
    }
    
    .product-image-alt {
        flex: 0 0 auto;
    }
    
    .product-info-alt {
        text-align: center;
    }
    
    .product-list-container {
        gap: 15px;
        margin-top: 10px;
    }
    
    .product-link-alt {
        padding: 20px;
    }
    
    .product-title-alt {
        font-size: 1.2rem;
        margin-bottom: 8px;
    }
    
    .product-desc-alt {
        font-size: 0.9rem;
    }
    
    .product-category-links {
        gap: 15px;
    }
    
    .category-link {
        padding: 8px 20px;
        font-size: 0.9rem;
    }
}

@media (max-width: 576px) {
    .products-list-title {
        font-size: 1.7rem;
    }
    
    .product-list-item {
        padding: 24px 20px;
    }
    
    .product-list-title {
        font-size: 1.2rem;
    }
    
    .product-list-desc {
        font-size: 0.85rem;
    }
    
    .product-list-features li {
        font-size: 0.85rem;
    }
}





@media (max-width: 992px) {
    .product-sidebar {
        position: relative;
        top: 0;
        margin-bottom: 30px;
    }
    
    .product-detail-content {
        padding: 25px 20px;
    }
    
    .application-grid {
        grid-template-columns: 1fr;
    }
}




.product-detail-wrapper {
    padding: 50px 0;
}


.product-detail-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 30px;
    padding-bottom: 20px;
}

.product-header-content {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.product-detail-title {
    font-size: 2rem;
    font-weight: 700;
    color: #e00514;
    margin: 0;
    line-height: 1.2;
}

.product-meta {
    display: flex;
    gap: 20px;
}

.product-category {
    background: linear-gradient(135deg, #e00514, #e31f27);
    color: white;
    padding: 4px 12px;
    border-radius: 15px;
    font-size: 0.85rem;
    font-weight: 500;
}

.product-id {
    color: #666;
    font-size: 0.9rem;
}

.page-breadcrumb {
    margin: 0;
}

.breadcrumb {
    background: none;
    padding: 0;
    margin: 0;
}

.breadcrumb-item {
    font-size: 0.9rem;
}

.breadcrumb-item a {
    color: #e00514;
    text-decoration: none;
}

.breadcrumb-item a:hover {
    color: #FFF;
}

.breadcrumb-item.active {
    color: #666;
}

.breadcrumb-item + .breadcrumb-item::before {
    color: #ccc;
}

.product-detail-title {
    font-size: 2rem;
    font-weight: 700;
    color: #e00514;
    margin-bottom: 10px;
    line-height: 1.2;
}


.product-gallery-section {
    margin-bottom: 50px;
}

.product-main-image {
    margin-bottom: 20px;
}

.product-main-image {
    position: relative;
}

.product-main-image a {
    display: block;
}

.product-main-image img {
    width: 100%;
    height: auto;
    object-fit: cover;
    border-radius: 8px;
    cursor: zoom-in;
    transition: transform 0.3s ease;
}

.product-main-image img:hover {
    transform: scale(1.02);
}

.product-thumbnails {
    display: flex;
    gap: 15px;
    margin-top: 15px;
}

.product-thumbnails a {
    display: block;
    flex: 1;
}

.thumb-item {
    border: 2px solid transparent;
    border-radius: 6px;
    overflow: hidden;
    cursor: pointer;
    transition: all 0.3s ease;
    width:80px;
    height: 80px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.thumb-item:hover {
    border-color: #e00514;
}

.thumb-item.active {
    border-color: #e00514;
}

.thumb-item img {
    width: 90%;
    height: auto;
    object-fit: cover;
}


.product-info {
    padding: 10px;
    border-radius: 12px;
    height: fit-content;
}

.product-name {
    font-size: 1.8rem;
    font-weight: 600;
    color: #3d3d3c;
    margin-bottom: 15px;
}

.product-description {
    font-size: 1.1rem;
    color: #3d3d3c;
    line-height: 1.7;
    margin-bottom: 25px;
    font-weight: 300;
}



.product-inquiry-form {
    margin-top: 30px;
    width: 100%;
}

.form-group {
    margin-bottom: 1rem;
}

.form-row {
    display: flex;
    gap: 1rem;
    margin-bottom: 1rem;
}

.form-row .form-control {
    flex: 1;
}

.form-control {
    width: 100%;
    padding: 0.75rem;
    border: 1px solid #ddd;
    border-radius: 0;
    font-size: 0.9rem;
    transition: all 0.3s ease;
}

.form-control:focus {
    outline: none;
    border-color: #e00514;
    box-shadow: 0 0 0 0.2rem rgba(224, 5, 20, 0.25);
}

.half-width {
    width: calc(50% - 0.5rem);
}

.form-control::placeholder {
    color: #999;
}

.form-buttons {
    display: flex;
    gap: 15px;
    margin-top: 10px;
}

.form-buttons .btn {
    flex: 1;
    padding: 12px 30px;
    font-size: 1rem;
    font-weight: 500;
    text-align: center;
    text-decoration: none;
    border-radius: 30px;
    transition: all 0.3s ease;
    cursor: pointer;
    min-height: 46px;
    display: flex;
    align-items: center;
    justify-content: center;
    border: 2px solid transparent;
}

.btn-primary {
    background: linear-gradient(135deg, #e00514, #e31f27);
    color: white;
}

.btn-primary:hover {
    background: linear-gradient(135deg, #e31f27, #e00514);
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(224, 5, 20, 0.2);
}

.btn-secondary {
    background: #272727;
    border: 2px solid #272727;
    color: white;
}

.btn-secondary:hover {
    background: #272727;
    color: white;
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(224, 5, 20, 0.2);
}

.email-info {
    font-size: 0.9rem;
    color: #666;
    margin: 0;
    padding:10px 0;
}

.email-info a {
    color: #e00514;
    text-decoration: none;
    font-weight: 500;
}

.email-info a:hover {
    text-decoration: underline;
}

@media (max-width: 768px) {
    .form-buttons {
        flex-direction: column;
    }
}

@media (max-width: 768px) {
    .form-row {
        flex-direction: column;
        gap: 0;
    }
    
    .half-width {
        width: 100%;
        margin-bottom: 1rem;
    }
}


.product-description-section {
    margin-bottom: 50px;
    padding: 40px 0;
}

.product-description-section h3 {
    font-size: 1.2rem;
    color: #3d3d3c;
    margin-bottom: 5px;
    padding-bottom: 5px;
}



/* 高刚性机台结构说明（protxt.html 如图模块） */
.product-structure-section {
    margin-top: 48px;
    padding: 40px 0;
}

.product-structure-image {
    border-radius: 8px;
    overflow: hidden;

}

.product-structure-image img {
    width: 100%;
    height: auto;
    display: block;
}

.product-structure-title {
    font-size: 1.75rem;
    font-weight: 700;
    color: #3d3d3c;
    margin-bottom: 16px;
    line-height: 1.3;
}

.product-structure-title-accent {
    color: #e00514;
}

.product-structure-intro {
    font-size: 1rem;
    line-height: 1.8;
    color: #555;
    margin-bottom: 24px;
}

.product-structure-list {
    margin: 0;
    padding-left: 1.25rem;
    font-size: 0.95rem;
    line-height: 1.9;
    color: #3d3d3c;
}

.product-structure-list li {
    margin-bottom: 10px;
}

.product-structure-list li strong {
    color: #222;
}

@media (max-width: 768px) {
    .product-structure-section {
        margin-top: 32px;
        padding: 28px 0;
    }
    .product-structure-title {
        font-size: 1.4rem;
    }
}

/* 弯矩/剪力比较说明（protxt.html 如图模块） */
.product-moment-section {
    margin-top: 48px;
    padding: 40px 0;
}

.product-moment-content {
    padding-right: 1rem;
}

.product-moment-title {
    font-size: 1.75rem;
    font-weight: 700;
    color: #3d3d3c;
    margin-bottom: 16px;
    line-height: 1.3;
}

.product-moment-title-accent {
    color: #e00514;
}

.product-moment-intro {
    font-size: 1rem;
    line-height: 1.8;
    color: #555;
    margin-bottom: 24px!important;
}

.product-moment-list {
    margin: 0;
    padding-left: 0;
    list-style: none;
    font-size: 1rem;
    line-height: 1.9;
    color: #3d3d3c;
}

.product-moment-list li {
    position: relative;
    padding-left: 28px;
    margin-bottom: 12px;
}

.product-moment-list li::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0.6em;
    width: 18px;
    height: 4px;
    background: #e00514;
    border-radius: 2px;
}

.product-moment-image {
    border-radius: 8px;
    overflow: hidden;
}

.product-moment-image img {
    width: 100%;
    height: auto;
    display: block;
}

@media (max-width: 768px) {
    .product-moment-section {
        margin-top: 32px;
        padding: 28px 0;
    }
    .product-moment-title {
        font-size: 1.4rem;
    }
    .product-moment-content {
        padding-right: 0;
    }
}

/* FZ 推力弯矩比较说明（图左文右，protxt.html 如图模块） */
.product-push-moment-section {
    margin-top: 48px;
    padding: 40px 0;
}

.product-push-moment-image {
    border-radius: 8px;
    overflow: hidden;

}

.product-push-moment-image img {
    width: 100%;
    height: auto;
    display: block;
}

.product-push-moment-content {
    padding-left: 1rem;
}

.product-push-moment-title {
    font-size: 1.75rem;
    font-weight: 700;
    color: #3d3d3c;
    margin-bottom: 16px;
    line-height: 1.3;
}

.product-push-moment-title-accent {
    color: #e00514;
}

.product-push-moment-intro {
    font-size: 1rem;
    line-height: 1.8;
    color: #555;
    margin-bottom: 24px!important;
}

.product-push-moment-list {
    margin: 0;
    padding-left: 0;
    list-style: none;
    font-size: 1rem;
    line-height: 1.9;
    color: #3d3d3c;
}

.product-push-moment-list li {
    position: relative;
    padding-left: 28px;
    margin-bottom: 12px;
}

.product-push-moment-list li::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0.6em;
    width: 18px;
    height: 4px;
    background: #e00514;
    border-radius: 2px;
}

@media (max-width: 768px) {
    .product-push-moment-section {
        margin-top: 32px;
        padding: 28px 0;
    }
    .product-push-moment-title {
        font-size: 1.4rem;
    }
    .product-push-moment-content {
        padding-left: 0;
    }
}

/* 技术规格（protxt.html 如图模块） */
.product-specs-section {
    margin-top: 48px;
    padding: 40px 0;
    border-top: 1px solid #eee;
}

.product-specs-title {
    font-size: 1.9rem;
    font-weight: 700;
    color: #3d3d3c;
    text-align: center;
    margin-bottom: 12px;
}

.product-specs-intro {
    font-size: 1rem;
    line-height: 1.7;
    color: #555;
    text-align: center;
    max-width: 720px;
    margin: 0 auto 32px;
}

.product-specs-block {
    margin-bottom: 28px;
}

.product-specs-block:last-child {
    margin-bottom: 0;
}

.product-specs-block-title {
    font-size: 1rem;
    font-weight: 700;
    color: #3d3d3c;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: 12px;
    padding-bottom: 6px;
}

.product-specs-table {
    border: 1px solid #e5e5e5;
    border-radius: 6px;
    overflow: hidden;
}

.product-specs-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 10px 14px;
    font-size: 0.9rem;
    border-bottom: 1px solid #eee;
}

.product-specs-row:last-child {
    border-bottom: none;
}

.product-specs-row:nth-child(odd) {
    background: #f8f8f8;
}

.product-specs-row:nth-child(even) {
    background: #fff;
}

.product-specs-key {
    color: #3d3d3c;
    text-align: left;
    flex: 1;
    padding-right: 12px;
}

.product-specs-val {
    color: #555;
    text-align: right;
    flex-shrink: 0;
}

@media (max-width: 768px) {
    .product-specs-section {
        margin-top: 32px;
        padding: 28px 0;
    }
    .product-specs-title {
        font-size: 1.5rem;
    }
    .product-specs-intro {
        margin-bottom: 24px;
    }
}

/* 产品亮点轮播（protxt.html 如图模块） */
.product-highlights-section {
    margin-bottom: 40px;
}

.product-highlights-swiper {
    overflow: hidden;
    padding-bottom: 50px;
}

.product-highlight-card {
    display: flex;
    align-items: stretch;
    background: #f3f3f3;
    border-radius: 0;
    overflow: hidden;
    height: 100%;
}

.product-highlight-media {
    flex: 0 0 42%;
    background: #f3f3f3;
    display: flex;
    align-items: center;
    justify-content: center;
}

.product-highlight-media img {
    width: 100%;
    height: auto;
    max-height: 220px;
    object-fit: cover;
    display: block;
}

.product-highlight-body {
    flex: 1 1 auto;
    padding: 20px;
    background: #f3f3f3;
}

.product-highlight-title {
    font-size: 1rem;
    font-weight: 700;
    color: #3d3d3c;
    margin: 0 0 12px 0;
    letter-spacing: 0.3px;
}

.product-highlight-desc {
    margin: 0;
    font-size: 0.9rem;
    line-height: 1.8;
    color: #666;
}

.product-highlights-pagination {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 16px;
    margin-top: 40px;
}

.product-highlights-pagination .swiper-pagination-bullet {
    width: 10px;
    height: 10px;
    background: #e00514;
    opacity: 0.95;
    border-radius: 999px;
    margin: 0 !important;
    padding: 0;
    font-size: 0; /* 默认不显示数字 */
    line-height: 0;
}

.product-highlights-pagination .swiper-pagination-bullet-active {
    width: 40px;
    height: 40px;
    background: transparent;
    border: 2px solid #e00514;
    border-radius: 999px;
    font-size: 16px; /* 仅激活时显示数字 */
    line-height: 36px;
    text-align: center;
    color: #e00514;
    font-weight: 700;
    opacity: 1;
}

@media (max-width: 768px) {
    .product-highlight-card {
        flex-direction: column;
    }
    
    .product-highlight-media {
        flex: 0 0 auto;
        padding: 14px;
    }
    
    .product-highlight-body {
        padding: 16px 16px 18px;
    }
    
    .product-highlight-title {
        font-size: 1rem;
    }
}


.related-products-section {
    padding: 50px 0;
    background: #f8f9fa;
    border-radius: 12px;
    overflow: hidden;
}

.related-products-section h3 {
    font-size: 1.6rem;
    color: #3d3d3c;
    margin-bottom: 20px;
    text-align: center;
}


.related-products-swiper {
    padding: 10px 0;
    overflow: hidden;
}

.related-products-swiper .swiper-slide {
    display: flex;
    justify-content: center;
    padding: 5px;
    overflow: hidden;
}


.product-showcase-link {
    text-decoration: none;
    display: block;
    width: 100%;
    max-width: 100%;
    overflow: hidden;
}

.product-showcase-item {
    background: white;
    border-radius: 0;
    padding: 20px;
    transition: all 0.3s ease;
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.05);
    width: 100%;
    max-width: 100%;
    margin: 0 auto;
    box-sizing: border-box;
}

.product-showcase-link:hover .product-showcase-item {
    transform: translateY(-3px);
}

.product-image {
    margin-bottom: 10px;
    overflow: hidden;
    border-radius: 0;
}

.product-image img {
    width: 100%;
    height: auto;
    object-fit: cover;
    transition: transform 0.3s ease;
}

.product-showcase-link:hover .product-image img {
    transform: scale(1.05);
}

.product-info {
    padding: 0 10px;
}

.product-title {
    font-size: 1.1rem;
    color: #3d3d3c;
    margin-bottom: 8px;
    font-weight: 600;
}

.product-desc {
    color: #666;
    font-size: 0.85rem;
    margin-bottom: 10px;
    line-height: 1.4;
}

.product-actions {
    margin-top: 10px;
}

.product-actions .btn {
    padding: 6px 16px;
    font-size: 0.85rem;
    border-radius: 20px;
    transition: all 0.3s ease;
}


.related-products-pagination {
    margin-top: 15px !important;
    position: static;
    transform: none;
}

.related-products-pagination .swiper-pagination-bullet {
    width: 8px;
    height: 8px;
    background: #333;
    opacity: 0.5;
    border-radius: 20px;
}

.related-products-pagination .swiper-pagination-bullet-active {
    background: #e00514;
    width:16px;
    opacity: 1;
}

.related-products-button-next,
.related-products-button-prev {
    color: #e00514;
    background: white;
    border-radius: 50%;
    width: 35px;
    height: 35px;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
    transition: all 0.3s ease;
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    z-index: 10;
}

.related-products-button-next {
    right: 10px;
}

.related-products-button-prev {
    left: 10px;
}

.related-products-button-next:hover,
.related-products-button-prev:hover {
    background: #e00514;
    color: white;
}

.related-products-button-next:after,
.related-products-button-prev:after {
    font-size: 14px;
    font-weight: bold;
}

@media (max-width: 768px) {
    .related-products-section {
        padding: 20px 0;
    }
    
    .product-showcase-item {
        padding: 15px;
    }
    
    .product-image img {
        height: 120px;
    }
    
    .product-title {
        font-size: 1rem;
    }
    
    .product-desc {
        font-size: 0.8rem;
    }
    
    .product-actions .btn {
        padding: 5px 12px;
        font-size: 0.8rem;
    }
}

.modal {
    display: none;
    position: fixed;
    z-index: 1000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.9);
    backdrop-filter: blur(5px);
}

.modal-content {
    margin: auto;
    display: block;
    width: 80%;
    max-width: 900px;
    max-height: 80vh;
    object-fit: contain;
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
}

.close {
    position: absolute;
    top: 20px;
    right: 35px;
    color: #f1f1f1;
    font-size: 40px;
    font-weight: bold;
    transition: 0.3s;
    z-index: 1001;
    cursor: pointer;
}

.close:hover,
.close:focus {
    color: #bbb;
    text-decoration: none;
    cursor: pointer;
}


@media (max-width: 992px) {
    .product-detail-title {
        font-size: 2rem;
    }
    
    .related-products-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .product-main-image img {
        height: 350px;
    }
}

@media (max-width: 768px) {
    .product-detail-wrapper {
        padding: 20px 0;
    }
    
    .product-detail-header {
        flex-direction: column;
        align-items: flex-start;
        gap: 15px;
    }
    
    .product-header-content {
        width: 100%;
    }
    

    
    .product-detail-title {
        font-size: 1.8rem;
    }
    
    .product-main-image img {
        height: 300px;
    }
    
    .product-info {
        padding: 5px 0px;
        margin-top: 20px;
    }
    
    .product-description-section {
        padding: 30px 0;
    }
    
    
    .related-products-grid {
        grid-template-columns: 1fr;
    }
    
    .product-inquiry-form {
        width: 100%;
    }
    
    .product-thumbnails {
        gap: 10px;
    }
    
    .thumb-item img {
        width: 90%;
        height: auto;
    }
}

@media (max-width: 576px) {
    .product-detail-header {
        gap: 10px;
    }
    
    .product-detail-title {
        font-size: 1.6rem;
    }
    
    .product-main-image img {
        height: 250px;
    }
    
    .product-name {
        font-size: 1.5rem;
    }
    
    .modal-content {
        width: 95%;
    }
}


.case-detail-section {
    padding: 40px 0;
    background: #f8f9fa;
    position: relative;
}


.case-sidebar {
    background: #ffffff;
    border-radius: 12px;
    padding: 20px 0;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
    position: sticky;
    top: 100px;
    opacity: 1 !important;
    visibility: visible !important;
    transform: none !important;
}

.case-sidebar-title {
    font-size: 1.3rem;
    font-weight: 600;
    color: #3d3d3c;
    padding: 0 20px 20px;
    margin-bottom: 10px;
    border-bottom: 1px solid rgba(224, 5, 20, 0.1);
}

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

.case-sidebar-item {
    display: block;
    padding: 15px 30px;
    color: #3d3d3c;
    text-decoration: none;
    font-size: 0.95rem;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
    border-left: 3px solid transparent;
}

.case-sidebar-item::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    width: 4px;
    height: 0;
    background: linear-gradient(180deg, #e00514 0%, #e31f27 100%);
    transition: height 0.5s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

.case-sidebar-item:hover {
    color: #e00514;
    background: rgba(224, 5, 20, 0.05);
    text-decoration: none;
}

.case-sidebar-item:hover::before {
    height: 100%;
}

.case-sidebar-item.active {
    color: #e00514;
    background: rgba(224, 5, 20, 0.05);
    text-decoration: none;
}

.case-sidebar-item.active::before {
    height: 100%;
    animation: slideDown 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}

.case-sidebar-contact {
    margin-top: 30px;
    padding: 25px 20px;
    background: linear-gradient(135deg, #f8f9fa 0%, #ffffff 100%);
    border-radius: 0 0 12px 12px;
    box-shadow: inset 0 2px 8px rgba(0, 0, 0, 0.03);
    border-top: 1px solid rgba(224, 5, 20, 0.1);
}


.case-detail-content {
    background: #ffffff;
    border-radius: 12px;
    padding: 40px;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
    max-width: 1200px;
    margin: 0 auto;
}

.case-detail-header {
    margin-bottom: 40px;
    padding-bottom: 30px;
    border-bottom: 1px solid rgba(224, 5, 20, 0.1);
    text-align: center;
}

.case-detail-title {
    font-size: 1.8rem;
    font-weight: 700;
    color: #e00514;
    margin-bottom: 20px;
    line-height: 1.3;
}

.case-detail-meta {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 30px;
    margin-bottom: 20px;
    font-size: 0.9rem;
    color: #666;
}

.case-detail-date,
.case-detail-views {
    display: flex;
    align-items: center;
    gap: 8px;
}

.case-detail-date svg,
.case-detail-views svg {
    width: 16px;
    height: 16px;
    color: #e00514;
    flex-shrink: 0;
}


.case-detail-box {
    margin-bottom: 50px;
    min-height: 300px;
    line-height: 1.8;
    color: #3d3d3c;
}


.case-detail-nav {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding-top: 30px;
    border-top: 1px solid rgba(224, 5, 20, 0.1);
    gap: 20px;
}

.case-nav-item {
    flex: 1;
    display: flex;
    flex-direction: column;
    padding: 20px;
    background: #f8f9fa;
    border-radius: 8px;
    text-decoration: none;
    color: #3d3d3c;
    transition: all 0.3s ease;
    border: 1px solid transparent;
}

.case-nav-item:hover {
    background: rgba(224, 5, 20, 0.05);
    border-color: rgba(224, 5, 20, 0.2);
    text-decoration: none;
    color: #e00514;
    transform: translateY(-2px);
}

.case-nav-prev {
    text-align: left;
}

.case-nav-next {
    text-align: right;
}

.case-nav-label {
    font-size: 0.85rem;
    color: #999;
    margin-bottom: 8px;
}

.case-nav-title {
    font-size: 1rem;
    font-weight: 500;
    color: #3d3d3c;
}

.case-nav-item:hover .case-nav-title {
    color: #e00514;
}

.case-nav-back {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 12px 24px;
    background: #e00514;
    color: #ffffff;
    border-radius: 8px;
    text-decoration: none;
    font-size: 0.95rem;
    transition: all 0.3s ease;
    gap: 8px;
    white-space: nowrap;
}

.case-nav-back:hover {
    background: #e31f27;
    color: #ffffff;
    text-decoration: none;
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(224, 5, 20, 0.3);
}

.case-nav-back svg {
    width: 16px;
    height: 16px;
    flex-shrink: 0;
}


@media (max-width: 992px) {
    .case-detail-content {
        padding: 30px 25px;
    }
    
    .case-detail-title {
        font-size: 1.6rem;
    }
}

@media (max-width: 768px) {
    .case-detail-section {
        padding: 40px 0;
    }
    
    .case-detail-content {
        padding: 25px 20px;
    }
    
    .case-detail-title {
        font-size: 1.5rem;
    }
    
    .case-detail-meta {
        flex-direction: column;
        align-items: flex-start;
        gap: 12px;
    }
    
    .case-detail-nav {
        flex-direction: column;
        gap: 15px;
    }
    
    .case-nav-item {
        width: 100%;
    }
    
    .case-nav-prev,
    .case-nav-next {
        text-align: center;
    }
    
    .case-nav-back {
        order: -1;
        width: 100%;
    }
}

@media (max-width: 480px) {
    .case-detail-content {
        padding: 20px 15px;
    }
    
    .case-detail-title {
        font-size: 1.3rem;
    }
    
    .case-detail-meta {
        font-size: 0.85rem;
    }
}


.news-list-section {
    padding: 100px 0;
    background: #f8f9fa;
    position: relative;
}

.news-list-header {
    text-align: center;
    margin-bottom: 60px;
}

.news-list-title {
    font-size: 2.4rem;
    font-weight: 700;
    color: #e00514;
    margin-bottom: 10px;
    line-height: 1.2;
}

.news-list-subtitle {
    font-size: 1rem;
    letter-spacing: 6px;
    text-transform: uppercase;
    color: #ada8a8;
    margin-bottom: 10px;
}

.news-list-desc {
    font-size: 1.05rem;
    color: #666;
    max-width: 720px;
    margin: 0 auto 20px;
}

.news-list-divider {
    width: 60px;
    height: 4px;
    background: linear-gradient(90deg, #e00514, #e31f27);
    border-radius: 2px;
    margin: 0 auto;
}

.news-list-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
    margin-top: 50px;
}

.news-list-item {
    background: #ffffff;
    border-radius: 16px;
    border: 1px solid #e4ecf6;
    overflow: hidden;
    transition: all 0.3s ease;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
}

.news-list-item:hover {
    border-color: #e00514;
    box-shadow: 0 16px 35px rgba(224, 5, 20, 0.12);
    transform: translateY(-4px);
}

.news-list-link {
    display: block;
    padding: 20px;
    text-decoration: none;
    color: inherit;
    height: 100%;
}

.news-list-meta {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 15px;
    font-size: 0.85rem;
    color: #888;
}

.news-list-date {
    font-weight: 500;
}

.news-list-tag {
    padding: 4px 12px;
    border-radius: 999px;
    background: rgba(224, 5, 20, 0.06);
    color: #e00514;
    font-size: 0.8rem;
    font-weight: 500;
}

.news-list-title-item {
    font-size: 1.2rem;
    font-weight: 600;
    color: #222;
    margin-bottom: 12px;
    line-height: 1.5;
    transition: color 0.3s ease;
}
.news-list-title-pic img{width:100%; height: auto;}

.news-list-item:hover .news-list-title-item {
    color: #e00514;
}

.news-list-excerpt {
    font-size: 0.95rem;
    color: #666;
    line-height: 1.7;
    margin-bottom: 18px;
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.news-list-more {
    font-size: 0.9rem;
    color: #e00514;
    font-weight: 500;
    display: inline-flex;
    align-items: center;
    gap: 4px;
    position: relative;
    transition: gap 0.3s ease;
}

.news-list-more::after {
    content: '>';
    transition: transform 0.3s ease;
}

.news-list-item:hover .news-list-more {
    gap: 8px;
}

.news-list-item:hover .news-list-more::after {
    transform: translateX(4px);
}

@media (max-width: 992px) {
    .news-list-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 24px;
    }
}

@media (max-width: 768px) {
    .news-list-section {
        padding: 60px 0;
    }
    
    .news-list-title {
        font-size: 2rem;
    }
    
    .news-list-subtitle {
        font-size: 0.85rem;
        letter-spacing: 4px;
    }
    
    .news-list-desc {
        font-size: 0.95rem;
    }
    
    .news-list-grid {
        grid-template-columns: 1fr;
        gap: 30px;
        margin-top: 10px;
    }
    
    .news-list-link {
        padding: 16px;
    }
    
    .news-list-title-item {
        font-size: 1.1rem;
    }
    
    .news-list-excerpt {
        font-size: 0.9rem;
    }
}

@media (max-width: 480px) {
    .news-list-title {
        font-size: 1.8rem;
    }
    
    .news-list-link {
        padding: 10px;
    }
    
    .news-list-title-item {
        font-size: 1rem;
    }
    
    .news-list-excerpt {
        font-size: 0.85rem;
    }
}


.contact-section {
    padding: 60px 0;
    background: #f8f9fa;
    position: relative;
}

.contact-wrapper {
    background: #ffffff;
    border-radius: 16px;
    padding: 40px;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
}

.contact-form-wrapper,
.contact-info-wrapper {
    background: transparent;
    border-radius: 0;
    padding: 0;
    box-shadow: none;
}

.contact-info-content {
    padding: 0;
}

.contact-form-title,
.contact-info-title {
    font-size: 1.8rem;
    font-weight: 700;
    color: #e00514;
    margin-bottom: 10px;
}

.contact-form-subtitle,
.contact-info-subtitle {
    font-size: 1rem;
    color: #666;
    margin-bottom: 10px;
}

.contact-form-subftitle,
.contact-info-subftitle {
    font-size: 1.5rem;
    color: #000;
    margin-bottom: 10px;
	font-weight: bold;
}

.contact-form {
    margin-top: 30px;
}

.form-group {
    margin-bottom: 24px;
}

.form-label {
    display: block;
    font-size: 0.95rem;
    font-weight: 500;
    color: #3d3d3c;
    margin-bottom: 8px;
}

.required {
    color: #ff5b3f;
    margin-left: 4px;
}

.form-control {
    width: 100%;
    padding: 12px 16px;
    font-size: 0.95rem;
    color: #3d3d3c;
    background: #ffffff;
    border: 1px solid #e4ecf6;
    border-radius: 8px;
    transition: all 0.3s ease;
}

.form-control:focus {
    outline: none;
    border-color: #e00514;
    box-shadow: 0 0 0 3px rgba(224, 5, 20, 0.1);
}

.form-control::placeholder {
    color: #999;
}

textarea.form-control {
    resize: vertical;
    min-height: 120px;
}

.btn-submit {
    width: 100%;
    padding: 14px 30px;
    font-size: 1rem;
    font-weight: 600;
    color: #ffffff;
    background: linear-gradient(135deg, #e00514 0%, #e31f27 100%);
    border: none;
    border-radius: 8px;
    cursor: pointer;
    transition: all 0.3s ease;
    margin-top: 10px;
}

.btn-submit:hover {
    background: linear-gradient(135deg, #e31f27 0%, #e00514 100%);
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(224, 5, 20, 0.3);
}

.btn-submit:active {
    transform: translateY(0);
}


.contact-info-list {
    margin-bottom: 0;
}

.contact-info-item {
    display: flex;
    align-items: flex-start;
    gap: 15px;
    padding: 15px;
    margin-bottom: 15px;
    background: #f8f9fa;
    border-radius: 12px;
    transition: all 0.3s ease;
}

.contact-info-item:hover {
    background: rgba(224, 5, 20, 0.05);
    transform: translateX(5px);
}

.contact-info-icon {
    width: 45px;
    height: 45px;
    background: linear-gradient(135deg, rgba(224, 5, 20, 0.1), rgba(224, 5, 20, 0.05));
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #e00514;
    flex-shrink: 0;
    font-size: 1.3rem;
    transition: all 0.3s ease;
}

.contact-info-icon svg {
    width: 24px;
    height: 24px;
}

.contact-info-item:hover .contact-info-icon {
    background: linear-gradient(135deg, #e00514, #e31f27);
    color: #ffffff;
    transform: scale(1.1);
}

.contact-info-content-item {
    flex: 1;
}

.contact-info-label {
    font-size: 0.85rem;
    font-weight: 600;
    color: #3d3d3c;
    margin-bottom: 6px;
}

.contact-info-value {
    font-size: 1rem;
    color: #000;
    display: block;
    line-height: 1.5;
    text-decoration: none;
    transition: color 0.3s ease;
}
.contact-info-value a{color: #3d3d3c; text-decoration: none}
.contact-info-value[href]:hover {
    color: #e00514;
}

.contact-image-wrapper {
    position: relative;
    border-radius: 12px;
    overflow: hidden;
}

.contact-image {
    width: 100%;
    height: auto;
    display: block;
    transition: transform 0.3s ease;
}

.contact-image-wrapper:hover .contact-image {
    transform: scale(1.05);
}


@media (max-width: 992px) {
    .contact-wrapper {
        padding: 30px;
    }
    
    .contact-info-content {
        margin-bottom: 30px;
    }
}

@media (max-width: 768px) {
    .contact-section {
        padding: 60px 0;
    }
    
    .contact-wrapper {
        padding: 25px 20px;
    }
    
    .contact-info-title {
        font-size: 1.5rem;
    }
    
    .contact-info-item {
        padding: 18px;
    }
    
    .contact-info-icon {
        width: 45px;
        height: 45px;
        font-size: 1.3rem;
    }
}

@media (max-width: 480px) {
    .contact-wrapper {
        padding: 20px 15px;
    }
    
    .contact-info-title {
        font-size: 1.3rem;
    }
    
    .contact-info-item {
        padding: 15px;
        gap: 15px;
    }
}

.contact-form-wrapper {
    padding:0 30px;
    border-radius: 0;
    height: 100%;
    display: flex;
    align-items: center;
}

.contact-form {
    width: 100%;
}

/* 首页产品中心移动端优化 */

/* 首页产品中心移动端样式最终优化 */
@media (max-width: 992px) {
    .products-layout-container { flex-direction: column; gap: 20px; }
    .product-categories-panel { flex: none; position: static; margin-bottom: 0; padding: 15px; box-shadow: 0 4px 15px rgba(0,0,0,0.05); }
    .product-category-tabs { flex-direction: row; overflow-x: auto; padding-bottom: 5px; gap: 8px; margin-bottom: 0; display: flex; -webkit-overflow-scrolling: touch; }
    .product-category-tabs::-webkit-scrollbar { display: none; }
    .tab-btn { flex: 0 0 auto; white-space: nowrap; padding: 10px 18px; font-size: 0.95rem; border-radius: 4px; }
    .contact-info { display: none; }
    .product-category-group.active-category { display: grid !important; grid-template-columns: 1fr !important; gap: 25px; }
    .product-content { flex-direction: column; text-align: center; padding: 20px; align-items: center; }
    .product-image { width: 100%; height: auto !important; margin-right: 0; margin-bottom: 15px; max-width: 100%; flex: none; }
    .product-image img { width: 100%; height: auto !important; object-fit: contain; }
    .product-info { width: 100%; }
    .product-title { font-size: 1.2rem; margin-bottom: 8px; }
    .product-desc { font-size: 0.9rem; display: -webkit-box; -webkit-box-orient: vertical; overflow: hidden; color: #777; }
    .more-products-section { margin-top: 20px; display: flex; justify-content: center; }
    .more-products-btn { width: 100%; text-align: center; padding: 12px; }
}