/* 基础样式重置 */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html{
    font-size:2.084vw !important;
}

body {
    font-family: 'Microsoft YaHei', 'PingFang SC', 'Helvetica Neue', Arial, sans-serif;
    line-height: 1.6;
    color: #333;
    background-color: #fff;
    /* overflow: auto !important; */
    cursor: default;
}



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

/* 顶部导航 */
.header {
    background: #fff;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
}

.header .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 80px;
}

.logo h1 {
    font-size: 24px;
    font-weight: bold;
    color: #A63C12;
}

.nav {
    display: flex;
    gap: 30px;
}

.nav a {
    text-decoration: none;
    color: #333;
    font-weight: 500;
    transition: color 0.3s ease;
}

.nav a:hover {
    color: #A63C12;
}

/* 主要内容区域 */
/* main {
    margin-top: 1.9rem;
} */

/* 品牌介绍区域 */
.titcontainer{
    position: relative;
    top: 0 ;
    left: 0;
    width: 100%;
    height: 100%;
    padding: 1.9rem 2.325rem 1.3rem;
    margin-top: 1.9rem;
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    
 }
 
 .advcontainer{
    position: relative;
    top: 0 ;
    left: 0;
    width: 50%;
    height: 100%;
    padding: 1.9rem 2.325rem 1.3rem;
    margin-top: 1.9rem;
    display: flex;
    flex-direction: column;
 }

 .advimg{
    width: 50%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
 }

 .advimg img{
    width: 80%;
    height: 80%;
    object-fit: cover;
 }

 .sectiontit{
    margin-top: 1.9rem;
    font-size: 1.5rem;
    font-weight: bold;
    margin-bottom: 20px;
    text-align: left;
    max-width: 12.15rem;
    color: #999999;
 }

 .sectiontit span{
    color: #000000;
 }

.hero {
    margin-top: 1.9rem;
    background-image: url("https://ybymoss.oss-cn-shenzhen.aliyuncs.com/res/core/images/about_head.png");
    background-position: center;
    background-size: cover;
    background-repeat: no-repeat;
    color: rgb(0, 0, 0);
    height: 18rem;
    width: 100%;
    /* text-align: center; */
}

.hero-content h2 {
    margin-top: 1.9rem;
    font-size: 1.5rem;
    font-weight: bold;
    margin-bottom: 20px;
    text-align: left;
    /* text-shadow: 2px 2px 4px rgba(0,0,0,0.3); */
}

.subtitle {
    font-size: 20px;
    margin-bottom: 30px;
    opacity: 0.9;
}

.description {
    font-size: 0.4rem;
    max-width: 12.15rem;
    /* margin: 0 auto; */
    opacity: 0.8;
    line-height: 1.8;
}

/* 核心优势区域 */
.advantages {
    padding: 80px 0;
    background: #f8f9fa;
    display: flex;
    flex-direction: row;
    align-items: center;
    justify-content: center;
}

/* .advantages h3 {
    text-align: center;
    font-size: 36px;
    margin-bottom: 60px;
    color: #333;
} */

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

.advantage-item {
    background: white;
    padding: 40px 30px;
    border-radius: 10px;
    box-shadow: 0 5px 20px rgba(0,0,0,0.1);
    text-align: center;
    transition: transform 0.3s ease;
}

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

.advantage-item h4 {
    font-size: 20px;
    color: #A63C12;
    margin-bottom: 15px;
}

.advantage-item p {
    color: #666;
    line-height: 1.6;
    font-size: 0.5rem;
}

/* 核心功能区域 */
.features {
    padding: 80px 0;
    width:100%;
    display: flex;
    flex-direction: column;
}

.feature-header {
    margin-bottom: 1.5rem;
}
.feature-header h3 {
    font-size: 1.6rem;
    font-weight: bold;
    color: #333;
    margin: 0;
    /* 与左侧菜单左对齐 */
    text-align: left;
}

.feacontainer{
    width: 100%;
    display: flex;
    flex-direction: row;
    justify-content: flex-start;
    padding: 0 9.8rem;
}



.feature-list {
    display: flex;
    flex-direction: column;
    gap: 40px;
}

.feature-item {
    display: flex;
    align-items: flex-start;
    gap: 30px;
    padding: 40px;
    background: #f8f9fa;
    border-radius: 15px;
    transition: all 0.3s ease;
}

.feature-item:hover {
    background: #fff;
    box-shadow: 0 10px 30px rgba(0,0,0,0.1);
}

.feature-icon {
    font-size: 48px;
    flex-shrink: 0;
    width: 80px;
    height: 80px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: #A63C12;
    color: white;
    border-radius: 50%;
}

.feature-content h4 {
    font-size: 24px;
    color: #A63C12;
    margin-bottom: 20px;
}

.feature-content ul {
    list-style: none;
}

.feature-content li {
    margin-bottom: 10px;
    padding-left: 20px;
    position: relative;
    line-height: 1.6;
}

.feature-content li::before {
    content: "•";
    color: #A63C12;
    font-weight: bold;
    position: absolute;
    left: 0;
}

/* 商业模式区域 */
.business-model {
    /* padding: 80px 0; */
    background-image: url("https://ybymoss.oss-cn-shenzhen.aliyuncs.com/res/core/images/about_bsmodel.png");
    background-position: center;
    background-size: cover;
    background-repeat: no-repeat;
    height: 20rem;
}

/* .business-model h3 {
    text-align: center;
    font-size: 36px;
    margin-bottom: 60px;
    color: #ffffff;
} */

.buscontainer{
    position: relative;
    top: 0 ;
    left: 0;
    width: 100%;
    height: 100%;
}

.model-grid {
    display: flex;
    width: 100%;
    height: 100%;
}



.modeltxt {
    position: relative;
    flex: 1 1 0;
    min-width: 0;
    height: 100%;
    color:rgba(255, 255, 255, 0.8);
}

.model-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    position: absolute;
    left: 50%;
    transform: translate(-50%, 10%);
    bottom:40%;
    width: 90%;
    transition: transform 1s cubic-bezier(.4,2,.6,1);
}

.model-number{
    font-size: 1.5rem;
    font-weight: bold;
   
}

.modeltxt{
    
    height: 100%;
}

.model-item h4{
    font-size: 1.25rem;
}

.model-item p {
    display: none;
    margin-top: 1rem;
    width: 65%;
    font-size: 0.6rem;
}

.modeltxt:hover .model-item {
    transform: translate(-50%, -50%);
    top: 50%;
    bottom: auto;
    
}

.modeltxt:hover .model-item p {
    display: block;
    color:rgb(255, 255, 255);

}

.modeltxt:hover .model-number{
    color:rgb(255, 255, 255);
}

.modeltxt:hover .model-item h4{
    color:rgb(255, 255, 255);
}

.modeltxt:hover{
    background: linear-gradient(to bottom, rgba(0, 0, 0, 0.003), rgba(0, 0, 0, 0.2),rgba(0, 0, 0, 0.003));
}

/* 企业愿景区域 */
.vision {
    
    padding: 80px 0;
    background-image: url("https://ybymoss.oss-cn-shenzhen.aliyuncs.com/res/core/images/about_vis.png");
    background-position: center;
    background-size: cover;
    background-repeat: no-repeat;
    color: white;
    height: 18rem;
    width: 100%;
}
   

.vision-content {
    /* position: absolute; */
    top: 0;
    left: 0;
    margin-top: 1.9rem;
    text-align: left;
    max-width: 12.15rem;
    /* margin: 0 auto; */
}

.vision h3 {
    font-size: 1.5rem;
    margin-bottom: 30px;
}

.vision-text {
    font-size: 0.5rem;
    max-width: 12.15rem;
    line-height: 1.8;
    opacity: 0.9;
}

/* 底部区域 */
.footer {
    background: #262626;
    color: white;
    padding: 60px 0 20px;
}

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

.footer-section h4 {
    font-size: 18px;
    margin-bottom: 20px;
    color: #A63C12;
}

.footer-section p {
    margin-bottom: 10px;
    opacity: 0.8;
}

.service-phone {
    font-size: 14px;
    opacity: 0.6;
}

.phone-number {
    font-size: 24px;
    font-weight: bold;
    color: #A63C12;
}

.footer-section ul {
    list-style: none;
}

.footer-section li {
    margin-bottom: 8px;
    opacity: 0.8;
}

.footer-bottom {
    border-top: 1px solid #444;
    padding-top: 20px;
    text-align: center;
    opacity: 0.6;
}

.footer-bottom p {
    margin-bottom: 5px;
}

.footer-bottom a {
    color: white;
    text-decoration: none;
}

.footer-bottom a:hover {
    color: #A63C12;
}

/* 响应式设计 */

    /* 响应式结尾 */


    
    .hero-content h2 {
        font-size: 1.5rem;
    }
    
    .subtitle {
        font-size: 16px;
    }
    
    .description {
        font-size:0.4rem;
    }
    
    .advantages h3,
    .features h3,
    .business-model h3,
    .vision h3 {
        font-size:1.5rem;
    }
    
    .feature-item {
        flex-direction: column;
        text-align: center;
        padding: 30px 20px;
    }
    
    .feature-icon {
        margin: 0 auto 20px;
    }
    
    .advantage-grid,
    .model-grid {
        grid-template-columns: 1fr;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        text-align: center;
    }
    .advantages{
        flex-direction:row;
        align-items: center;
        justify-content: center;
        padding-top: 1.25rem;
    }
    .advcontainer{
       
        width: 50% ;
        margin-top: 0;
        padding: 1.2rem;
    }
    .advcontainer h2{
       margin-top: 0;
    }
    .advimg{
        width: 50%;
        height: 50%;
        padding: 0 1.2rem;
        
    }
    .advimg img{
        width: 100%;
        height: 100%;
        border-radius: 12px;
    }



.feature-slider {
    display: flex;
    gap: 2rem;
    overflow-x: auto;
    padding-bottom: 1rem;
    scroll-snap-type: x mandatory;
}

.feature-card {
    flex: 0 0 300px;
    background: #fff;
    border-radius: 16px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.08);
    padding: 2rem 1.5rem;
    text-align: center;
    transition: transform 0.4s cubic-bezier(.4,2,.6,1), box-shadow 0.3s;
    cursor: pointer;
    scroll-snap-align: start;
    position: relative;
}

.feature-card:hover {
    transform: translateY(-16px) scale(1.04);
    box-shadow: 0 8px 32px rgba(166,60,18,0.15);
    z-index: 2;
}

.feature-icon {
    font-size: 2.5rem;
    margin-bottom: 1rem;
}

.feature-card h4 {
    font-size: 1.2rem;
    font-weight: bold;
    margin-bottom: 0.8rem;
    color: #A63C12;
}

.feature-card p {
    font-size: 1rem;
    color: #666;
    line-height: 1.6;
}



.feature-tabs {
    display: flex;
    gap: 2rem;
    align-items: flex-start;
    flex: 1;
    height: 100%;
    border-left: 1px solid #A63C12;
}

.feature-left {
    display: flex;
    flex-direction: column;
    min-width: 160px;
    gap: 1.5rem;
}

.feature-header {
    /* padding:0.5rem 0; */
    display: flex !important;
    flex-direction: column;
    align-items: left;
    justify-content: left;
    
}

.feature-header h3 {
    font-size: 1.5rem;
    font-weight: bold;
    color: #333;
    margin: 0;
    text-align: left;
}

.feature-header p{
    font-family: "HarmonyOS_Sans_Condensed_Thin-subfont";
    font-size: 1.5rem;
    color: #333;
    margin: 0;
    text-align: left;
    font-weight: 100;
}

.feature-titles {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.feature-title {
    line-height: 2;
    padding: 0.2rem;
    background: #f5f5f5;
    cursor: pointer;
    border-radius: 100rem;
    font-size: 0.4rem;
    color: #333;
    transition: background 0.3s, color 0.3s;
    font-weight: 500;
    text-align: center;
}

.feature-title.active {
    background: linear-gradient(135deg, #A63C12, #8B2E0A);
    color: #fff;
    font-weight: bold;
}

.feature-contents {
    flex: 1;
    position: relative;
    height: 100%;
    min-height: 300px;
}

.feature-content {
    display: none;
    align-items: center;
    gap: 2rem;
    animation: fadeIn 0.5s;
    height: 100%;
    width: 100%;
}

.feature-content.active {
    display: flex;
    height: 100%;
}

.feature-content img {
    width: 50%;
    height:100%;
    object-fit: cover;
    border-radius: 12px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.08);
}

.feature-content-text {
    display: flex;
    flex-direction: column;
    /* justify-content: center; */
    height: 100%;
    flex: 1;
    /* position: relative; */
}



.feature-content-text p{
    height: 70%;
    padding-top: 0.5rem;
    font-size: 0.5rem;
    color: #666;
    line-height: 1.8 !important;
    margin: 0;
}

.feature-content h4 {
    height: 20%;
    padding-bottom: 0.5rem;
    margin-top:0;
    font-size: 0.875rem;  
    color: #333;
    margin-bottom: 0.2rem;
    border-bottom: 1px solid #A63C12;
}

/* 删除或注释掉这个冲突的样式 */
/* .feature-content p {
    font-size: 0.5rem;
    color: #666;
    line-height: 1;
} */

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(20px);}
    to { opacity: 1; transform: translateY(0);}
}



/* 响应式优化底部联系区 */
/* 普通页面下endnav流式布局及响应式适配 */
.page-section {
    width: 100%;
    background: #262626;
    overflow: hidden;
    padding: 2rem 0 2rem 0;
    min-height: 10rem;
    box-sizing: border-box;
    position: relative;
}
.endnav {
    position: absolute;
    /* bottom: 0; */
    left: 0;
    width: 100%;
    height: 50%;
    background-color: #262626;
    z-index: 1000;
}
.endnav-item {
    position: absolute;
    left: 2.5rem;
    top: 10%;
    /* padding-bottom: 10%; */
    width: 70%;
}
.endnav-container {
    display: flex;
    flex-direction: row;
    gap: 1.5rem;
}
.endnav-item-content span {
    font-size: 0.5rem;
    color: rgba(255, 255, 255, 0.5);
    font-weight: 800;
}
.endnav-item-content h3 {
    font-size: 0.5rem;
    color: #fefefe;
    font-weight: 800;
}
.endqrcode {
    position: absolute;
    right: 2.5rem;
    top: 10%;
    width: 30%;
    display: flex;
    flex-direction: row;
    gap: 1.5rem;
}
.endqrcode-content {
    display: flex;
    flex-direction: column;
    gap: 0.3rem;
    align-items: center;
}
.endqrcode-content img {
    width: 100%;
    height: 100%;
}
.endqrcode-content p {
    font-size: 0.4rem;
    color: #fefefe;
    font-weight: 800;
}
.endnav-copyright {
    position: absolute;
    width: 100%;
    bottom: 0.5rem;
    text-align: center;
    color: #fffdfd2b;
    font-size: 12px;
    font-weight: 800;
}
.endnav-copyright a {
    color: #fffdfd2b;
    text-decoration: none;
}
.endcontent {
    font-size: 0.6rem !important;
}

/* 移动端适配 */


@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
} 

/* 顶部导航栏及其响应式样式 */
.top-navbar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 1.9rem;
    background-color: #ffffff;
    z-index: 9999;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
}
.nav-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 100%;
    padding: 0 2.5rem;
    margin: 0 auto;
}
.nav-logo img {
    height: 1.2rem;
    width: auto;
}
.nav-menu {
    display: flex;
    gap: 2rem;
}
.nav-link {
    text-decoration: none;
    color: #000000;
    font-size: 0.4rem;
    font-weight: 800;
    padding: 0.3rem 0.5rem;
    border-radius: 0.2rem;
    transition: all 0.3s ease;
}
.nav-link.active {
    color: #A63C12;
    font-weight: 800;
}



/* 移动端汉堡菜单及侧边栏样式（与index.html一致） */
.mobile-hamburger {
    display: none;
    position: fixed;
    top: 0.5rem;
    right: 0.5rem;
    width: 3rem;
    height: 2.5rem;
    z-index: 10000;
    cursor: pointer;
    flex-direction: column;
    justify-content: space-around;
    border-radius: 0.3rem;
    padding: 0.45rem 0.7rem;
    
}
.mobile-hamburger span {
    display: block;
    width: 100%;
    height: 0.3rem;
    background-color: #ffffff;
    border-radius: 0.05rem;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.3);
    transition: all 0.3s ease;
}
.mobile-hamburger.active span:nth-child(1) {
    transform: rotate(45deg) translate(0.4rem, 0.4rem);
}
.mobile-hamburger.active span:nth-child(2) {
    opacity: 0;
}
.mobile-hamburger.active span:nth-child(3) {
    transform: rotate(-45deg) translate(0.4rem, -0.4rem);
}

/* 移动端侧边栏样式 */
.mobile-sidebar {
    position: fixed;
    top: 0;
    right: -100%;
    width: 80%;
    max-width: 300px;
    height: 100vh;
    background-color: rgba(255, 255, 255, 0.881);
    z-index: 10001;
    transition: right 0.3s ease;
    box-shadow: -2px 0 10px rgba(0, 0, 0, 0.1);
    display: flex;
    flex-direction: column;
}
.mobile-sidebar.active {
    right: 0;
}
.mobile-sidebar-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 1.5rem;
    border-bottom: 1px solid #eee;
}
.mobile-sidebar-logo img {
    height: 1.5rem;
    width: auto;
}
.mobile-sidebar-close {
    background: none;
    border: none;
    font-size: 1.5rem;
    color: #333;
    cursor: pointer;
    padding: 0.2rem;
    border-radius: 0.2rem;
    transition: background-color 0.3s ease;
}
.mobile-sidebar-close:hover {
    background-color: #f5f5f5;
}
.mobile-sidebar-menu {
    flex: 1;
    padding: 1rem 0;
    display: flex;
    flex-direction: column;
}
.mobile-sidebar-link {
    display: block;
    padding: 1.5rem 2.5rem;
    text-decoration: none;
    color: #333;
    font-size: 16px;
    line-height: 1.5;
    font-weight: 600;
    border-bottom: 1px solid #f5f5f5;
    transition: all 0.3s ease;
}
.mobile-sidebar-link:hover {
    background-color: #f8f9fa;
    color: #A63C12;
}
.mobile-sidebar-link.active {
    color: #A63C12;
}

/* 移动端遮罩层样式 */
.mobile-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.5);
    z-index: 10000;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
}
.mobile-overlay.active {
    opacity: 1;
    visibility: visible;
}
@media (max-width: 480px) {
    html{
        font-size: 28px !important;
    }
    .titcontainer {
        
        margin:0;
    }
    .hero{
        margin: 0;
        padding: 0;
    }
    .description{
        font-size: 0.6rem !important;
    }

    .container {
        padding: 0 15px;
    }
    
    .hero-content h2 {
        font-size: 1.5rem !important;
        max-width: 70%;
    }
    
    
    
    .business-model,
    .vision {
        padding: 60px 0;
    }
} 
@media (min-width: 600px) {
    .feature-header h3 {
        /* 保证和菜单左对齐 */
        margin-left: 0;
    }
    .endqrcode-content img {
        width: 40px;
        height: 40px;
    }
}
@media (max-width: 768px) {
    .feacontainer{
    width: 100%;
    display: flex;
    flex-direction: row;
    justify-content: flex-start;
    padding: 0 1.2rem;
    }
    .top-navbar {
        display: none;
    }
    .mobile-hamburger {
        display: flex;
    }
    .model-item {
        position: static !important;
        left: auto !important;
        top: auto !important;
        bottom: auto !important;
        width: 100% !important;
        transform: none !important;
        transition: none !important;
        margin: 0 auto;
        display: flex;
        flex-direction: column;
        align-items: center;
        justify-content: center;
      }
      .model-item p {
        display: block !important;
        color: #fff !important;
      }
      .model-grid {
        display: flex !important;
        flex-direction: row !important;
        overflow: hidden !important;
        width: 100vw !important;
        height: 20rem !important;
        position: relative !important;
      }
      .modeltxt {
        min-width: 100vw !important;
        width: 100vw !important;
        flex: none !important;
        position: relative !important;
        height: 100% !important;
        transition: transform 0.5s !important;
      }
      .modeltxt:hover .model-item,
      .model-item:hover {
        transform: none !important;
        background: none !important;
        box-shadow: none !important;
        color: inherit !important;
      }
      .modeltxt:hover .model-item p,
      .model-item:hover p {
        display: none !important;
      }
      .features{
        width: 100%;
        height: auto !important;
        padding: 0.5rem 0;
    }
    .feature-tabs{
        border:0px;
    }
    .feature-header{
        margin-bottom: 12px;
    }

    .feature-titles {
        flex-direction: row;
        gap: 0.5rem;
        justify-content:flex-start;
        align-items: center;
        width: 100%;
        padding: 0.5rem 0.5rem;
        overflow-x: auto;
        
    }
    .feature-title {
        
        font-size: 0.5rem;
        padding: 0.5rem 1rem;
        white-space: nowrap;
        border-radius: 2rem;
    }
    .feature-contents{
        display: flex;
        flex-direction: column;
        align-items: center;
        justify-content: center;
        width: 100%;
        height: auto !important;
        padding: 0.5rem 0.5rem;
        
    }
    .feature-content.active{
        width: 100%;
        display: flex;
        flex-direction: column;
        align-items: center;
        justify-content: center;
        width: 100%;
        padding: 0.5rem 0.5rem;
    }
    .feature-content{
        gap: 0.5rem;
    }

    .feature-content img{
        width: 100%;
        height: 100%;
        
    }
    .feature-content-text{
        width: 100%;
        padding: 0.5rem 0.5rem;
    }
    .endnav-item img{
        width: 40%;
        height: auto;
    }
    .endnav{
        left: 0;
        top: 12px;
        width: 100%;
        height: 100%
    }
    .endnav-item{
        left: 0;
        top: 0;
    }
    .endnav-container{
        align-items: flex-start;
        gap:8px
    }
    .endnav-item-content{
       line-height: 1.3;
    }
    .endnav-item-content h3{
        font-size: 0.5rem;
    }
    .endnav-item-content span{
        font-size: 0.5rem;
    }
    .endqrcode{
        top: 0;
        margin-top: 0.3rem;
        width: 100%;
    }
    .endbox{
        width: 100%;
        min-height: 12rem;
    }
    .endnav-copyright a{
        color: #ffffff;
    }
    .endnav-copyright p{
        color: #ffffff;
    }
    .endnav-copyright{
        margin-top: 0.5rem;
        z-index:1000;
    }
    .model-dots {
        position: absolute;
        left: 50%;
        transform: translateX(-50%);
        bottom: 10%;
        display: flex;
        gap: 1rem;
        z-index: 20;
    }
    .model-dot {
        width: 10px;
        height: 10px;
        border-radius: 50%;
        background: #ffffff66;
        display: inline-block;
        cursor: pointer;
        transition: background 0.3s, transform 0.3s;
    }
    .model-dot.active {
        background: #A63C12;
        transform: scale(1.2);
        /* box-shadow: 0 0 8px #A63C12; */
    }
    .model-grid {
        flex-direction: row;
        overflow: hidden;
        position: relative;
        width: 100vw;
        height: 20rem;
    }
    .modeltxt {
        min-width: 100vw;
        width: 100vw;
        flex: none;
        position: relative;
        transition: transform 0.5s;
    }
    .model-pagination {
        display: flex;
        justify-content: space-between;
        align-items: center;
        width: 100vw;
        position: absolute;
        top: 50%;
        left: 0;
        z-index: 10;
        pointer-events: none;
    }
    .model-prev, .model-next {
        background: rgba(166,60,18,0.8);
        color: #fff;
        border: none;
        font-size: 2rem;
        width: 2.5rem;
        height: 2.5rem;
        border-radius: 50%;
        cursor: pointer;
        pointer-events: auto;
        box-shadow: 0 2px 8px rgba(0,0,0,0.15);
        transition: background 0.2s;
    }
    .model-prev:disabled, .model-next:disabled {
        background: #ccc;
        cursor: not-allowed;
    }
    .top-navbar {
        display: none;
    }
    .feature-slider {
        gap: 1rem;
        padding-bottom: 0.5rem;
    }
    .feacontainer{
        width: 100%;
        padding-left: 0.5rem;
    }
    .feature-card {
        flex: 0 0 80vw;
        padding: 1.2rem 0.8rem;
    }
    .feature-left {
        display: flex;
        flex-direction: row;
        width:100% !important;
        gap: 0.5rem;
        min-width: 0 !important;
    }
    .titcontainer {
        padding: 1.2rem;
    }
    .hero{
        padding: 0;
    }
    .header .container {
        flex-direction: column;
        height: auto;
        padding: 20px;
    }
    
    .nav {
        margin-top: 20px;
        gap: 20px;
    }
    

    .advantages{
        flex-direction:column !important;
        align-items: center;
        justify-content: center;
        padding-top: 1.25rem;
    }

    .advcontainer{
       
        width: 100% !important;
    
    }
   
    .advimg{
        width: 100% !important;
        height: 100%;
        padding: 0 1.2rem;
        
    }
    .advimg img{
        width: 100%;
        height: 100%;
        border-radius: 12px;
    }
} 

/* @media (max-width: 768px) {
    .modeltxt,
    .model-item {
        transition: none !important;
        
        animation: none !important;
    }
    .model-item:hover {
        transform: none !important;
        background: none !important;
        box-shadow: none !important;
        color: inherit !important;
    }
    .model-item:hover h4,
    .model-item:hover .model-number,
    .model-item:hover p {
        color: inherit !important;
        font-weight: inherit !important;
    }
}  */

@media (max-width: 900px) {
    .feature-tabs {
        flex-direction: column;
        gap: 1rem;
    }
    .feature-titles {
        flex-direction: row;
        min-width: 0;
        gap: 0.5rem;
    }
    .feature-title {
        padding: 0.7rem 1rem;
      
    }
    
    .endnav {
        flex-direction: column;
        align-items: center;
        padding: 0 1rem;
    }
    .endnav-item,
    .endqrcode {
        width: 100%;
        min-width: 0;
        justify-content: center;
        align-items: center;
        position: relative;
    }
    .endnav-container {
        flex-direction: column;
        gap: 0.5rem;
        align-items: center;
    }
    .endqrcode {
        flex-direction: row;
        gap: 1rem;
        margin-top: 1rem;
    }
    .endqrcode-content img {
        width: 60px;
        height: 60px;
    }
    .endnav-copyright {
        margin-top: 1rem;
        font-size: 10px;
    }
}