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

/* 基础样式 */
body {
    font-family: 'Arial', sans-serif;
    color: white;
    overflow-x: hidden;
}

/* 固定头部导航栏 */
.header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    background-color: rgba(0, 0, 0, 0.8);
    z-index: 1000;
    padding: 1rem 0;
}

.header-content {
    max-width: 1200px;
    margin-left: 4rem;
    padding: 0 2rem;
    display: flex;
    justify-content: flex-start;
    align-items: center;
}

/* 确保header-content和hero-content在所有视图中垂直对齐 */
.header-content,
.hero-content {
    margin-left: 4rem;
    padding: 0 2rem;
    max-width: 1200px;
}

.logo {
    font-size: 1.8rem;
    font-weight: bold;
    color: white;
    letter-spacing: 2px;
}

/* 视频背景区域 */
.hero-section {
    position: relative;
    height: 70vh;
    width: 100%;
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: flex-start;
    background-color: #000;
}

/* 视频背景 */
.hero-video {
    position: absolute;
    top: 50%;
    left: 50%;
    width: 100%;
    height: 100%;
    object-fit: cover;
    transform: translate(-50%, -50%);
    z-index: 1;
}

/* 黑色渐变遮罩 */
.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: linear-gradient(to right, rgba(0, 0, 0, 0.8) 0%, rgba(0, 0, 0, 0.6) 50%, rgba(0, 0, 0, 0.4) 100%);
    z-index: 2;
}

/* 内容容器 */
.hero-content {
    position: relative;
    z-index: 3;
}

/* 标题样式 */
.hero-title {
    font-size: 4.5rem;
    font-weight: 300;
    line-height: 1.2;
    margin-bottom: 2rem;
    text-align: left;
    /* 添加文字渐变效果 */
    background: linear-gradient(to bottom, white 60%, gray 100%);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
    display: inline-block;
}

/* 按钮组样式 */
.button-group {
    display: flex;
    gap: 1rem;
    margin-bottom: 2rem;
}

/* 按钮样式 */
.cta-button {
    text-decoration-line: none;
    background-color: transparent;
    color: white;
    border: 2px solid white;
    padding: 0.8rem 2rem;
    font-size: 1rem;
    cursor: pointer;
    transition: all 0.3s ease;
    font-family: inherit;
    border-radius: 2rem;
    -webkit-border-radius: 2rem;
    -moz-border-radius: 2rem;
    -ms-border-radius: 2rem;
    -o-border-radius: 2rem;
    -moz-text-decoration-line: none;
}

.cta-button:hover {
    background-color: white;
    color: black;
}

/* 箭头按钮样式 */
.arrow-button {
    width: 50px;
    height: 50px;
    padding: 0;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.arrow-button svg {
    width: 20px;
    height: 20px;
    transform: rotate(45deg);
}

/* 分割横线样式 */
.divider {
    width: 300px;
    height: 1px;
    background-color: rgba(255, 255, 255, 0.5);
    margin-bottom: 2rem;
}

/* 描述文本样式 */
.hero-description {
    border-top: 1px solid rgba(255, 255, 255);
    padding-top: 2rem;
    font-size: 1rem;
    line-height: 1.6;
    opacity: 0.9;
    text-align: left;
}

/* 响应式设计 */
@media (max-width: 768px) {
    /* 调整渐变遮罩 */
    .hero-overlay {
        background-image: linear-gradient(to right, rgba(0, 0, 0, 0.7) 0%, rgba(0, 0, 0, 0.5) 40%, rgba(0, 0, 0, 0.3) 100%);
    }
    
    /* 确保header-content和hero-content在移动视图中垂直对齐 */
    .header-content,
    .hero-content {
        margin-left: 0;
    }
    
    .hero-content {
        text-align: center;
    }
    
    .hero-title {
        font-size: 2.5rem;
        display: inline-block;
    }
    
    /* 调整按钮组 */
    .button-group {
        justify-content: center;
    }
    
    /* 调整分割横线 */
    .divider {
        width: 200px;
        margin: 0 auto 2rem;
    }
    
    .hero-description {
        font-size: 0.9rem;
    }
}

@media (max-width: 480px) {
    /* 进一步调整渐变遮罩 */
    .hero-overlay {
        background-image: linear-gradient(to right, rgba(0, 0, 0, 0.6) 0%, rgba(0, 0, 0, 0.4) 30%, rgba(0, 0, 0, 0.2) 100%);
    }
    
    /* 确保header-content和hero-content垂直对齐 */
    .header-content {
        padding: 0 1rem;
        margin-left: 0;
    }
    
    .hero-content {
        padding: 0 1rem;
    }
    
    /* 调整logo大小以适应移动设备 */
    .logo img {
        width: 80px !important;
    }
    
    .hero-title {
        font-size: 2rem;
        display: inline-block;
    }
}

/* 功能与信息区域样式 */
.info-section {
    background-color: white;
    padding: 4.5rem 0;
}

.info-section .container {
    max-width: 80vw;
    margin: 0 auto;
    padding: 0 2rem;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.5rem;
    margin-bottom: 2rem;
}

.feature-card {
    background-color: white;
    border-radius: 8px;
    overflow: hidden;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    position: relative;
    height: 25rem;
    min-height: 350px;
    border-radius: 1rem;
}

.feature-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
}

.feature-image {
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.3s ease;
}

.feature-card:hover .feature-image {
    transform: scale(1.05);
}

.feature-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: linear-gradient(to bottom, rgba(0, 0, 0, 0.8) 0%, rgba(0, 0, 0, 0.5) 50%, transparent 100%);
    z-index: 1;
}

.feature-content {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    padding: 2rem;
    z-index: 2;
    color: white;
    display: flex;
    flex-direction: column;
    justify-content: flex-start;
    height: 100%;
}

.feature-title {
    font-size: 1.8rem;
    font-weight: bold;
    margin-bottom: 1.5rem;
    color: white;
    line-height: 1.3;
    max-width: 90%;
}

.feature-description {
    font-size: 1rem;
    line-height: 1.7;
    color: white;
    max-width: 90%;
    font-weight: 300;
}


/* 全球网络区域样式 */
.network-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 0;
    align-items: center;
    background-color: black;
    color: white;
    /* padding: 1.5rem; */
    border-radius: 1.5rem;
}

.network-map {
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.network-map img{

    width: 70%;
    object-fit: cover;
}
.network-text {
    padding: 3rem;
}

.network-title {
    font-size: 1.8rem;
    font-weight: bold;
    color: white;
    margin-bottom: 0.5rem;
}

.network-subtitle {
    font-size: 1.8rem;
    color: rgba(255, 255, 255, 0.8);
    margin-bottom: 1.5rem;
}

.network-description {
    font-size: 1rem;
    line-height: 1.6;
    color: rgba(255, 255, 255, 0.7);
}
/*功能与信息区域样式 响应式设计 */
@media (max-width:1902px) {
  .network-map img{
        width:88%;
        object-fit: cover;
    }
}
@media (max-width:1600px) {
  .network-map img{
        width:100%;
        object-fit: cover;
    }
}
@media (max-width:1400px) {
  .network-map img{
       height: 36vh;
       width: 100%;
       object-fit: cover;
    }
}
/*功能与信息区域样式 响应式设计 */
@media (max-width: 1200px) {
    .info-section{
       padding: 3rem 0 !important; 
    }
    .feature-content {
       padding: 1.2rem;
    }
    .info-section .container {
        max-width: 100vw;
        margin: 0 auto;
        padding: 0 2rem;
    }
    .features-grid {
        display: grid;
        grid-template-columns: repeat(3, 1fr);
        gap: 1rem;
    }
    .feature-card {
      height: 18rem;
    }
    .feature-title {
        font-size: 1.8rem;
        margin-bottom: 1rem;
        line-height: 1;
        max-width: 90%;
    }
    .feature-description {
        max-width: 100%;
    }
}
@media (max-width: 1024px) {
     .feature-content {
       padding: 1.2rem;
    }
    .info-section .container {
        max-width: 900px;
        margin: 0 auto;
        padding: 0 0rem;
    }
    .features-grid {
        display: grid;
        grid-template-columns: repeat(3, 1fr);
        gap: 1rem;
    }
    .feature-card {
      height: 18rem;
    }
    .feature-title {
        font-size: 1.8rem;
        margin-bottom: 1rem;
        line-height: 1;
        max-width: 90%;
    }
    .feature-description {
        max-width: 100%;
    }
}
@media (max-width: 959px) {
    .feature-content {
       padding:1.8rem 1rem;
    }
    .info-section .container {
        max-width: 740px;
        margin: 0 auto;
        padding: 0 0rem;
    }
    .features-grid {
        display: grid;
        grid-template-columns: repeat(3, 1fr);
        gap: 1rem;
    }
    .feature-card {
      height: 18rem;
    }
    .feature-title {
        font-size: 1.5rem;
        margin-bottom: 0.5rem;
        line-height: 1;
        max-width: 100%;
    }
    .feature-description {
        max-width: 100%;
        font-size: 0.9rem;
        line-height: 1.4;
        /* Prevent line breaks at commas and within words */
        word-break: keep-all;
        white-space: normal;
        hyphens: none;
        
    }
    .network-subtitle {
     font-size: 1.5rem;
        color: rgba(255, 255, 255, 0.8);
        margin-bottom: 1rem;
    }
    .network-map img{
       height: 25vh;
       width: 100%;
       object-fit: cover;
    }
}
@media (max-width: 846px) {
    .feature-content {
       padding:1.8rem 1rem;
    }
    .info-section .container {
        max-width: 100vw;
        margin: 0 auto;
        padding: 0 1rem;
    }
    .features-grid {
        display: grid;
        grid-template-columns: repeat(3, 1fr);
        gap: 1rem;
    }
    .feature-card {
      height: 18rem;
    }
    .feature-title {
        font-size: 1.5rem;
        margin-bottom: 0.7rem;
        line-height: 1;
        max-width: 100%;
    }
    .feature-description {
        max-width: 100%;
        font-size: 1rem;
        line-height: 1.4;
        /* Prevent line breaks at commas and within words */
        word-break: keep-all;
        white-space: normal;
        hyphens: none;
        
    }
}
@media (max-width: 768px) {
    .feature-content {
       padding:1.8rem 1rem;
    }
    .info-section .container {
        max-width: 100vw;
        margin: 0 auto;
        padding: 0 1rem;
    }
    .features-grid {
        display: grid;
        grid-template-columns: repeat(3, 1fr);
        gap: 1rem;
        margin-bottom: 1.7rem;
    }
    .feature-card {
      height: 18rem;
    }
    .feature-title {
        font-size: 1.5rem;
        margin-bottom: 0.7rem;
        line-height: 1;
        max-width: 100%;
    }
    .feature-description {
        max-width: 100%;
        font-size: 1rem;
        line-height: 1.4;
        /* Prevent line breaks at commas and within words */
        word-break: keep-all;
        white-space: normal;
        hyphens: none;
        
    }
}
@media (max-width: 766px) {
    .info-section{
       padding: 3.5rem 0 !important; 
    }
    .feature-content {
       padding:1.5rem 1rem;
       position: relative;
    }
    .info-section .container {
        max-width:440px;
        margin: 0 auto;
        padding: 0 1rem;
    }
    .features-grid {
        display: grid;
        grid-template-columns: repeat(1, 1fr);
        gap:1.3rem 1rem;
        width:100% !important;
        margin: 0px auto 1.5rem;
    }
    .feature-card {
      height: auto;
      min-height: auto;
    }
    .feature-title {
        font-size: 1.8rem;
        margin-bottom: 0.7rem;
        line-height: 1;
        max-width: 100%;
    }
    .feature-description {
        max-width: 100%;
        font-size: 1rem;
        line-height: 1.4;
        /* Prevent line breaks at commas and within words */
        word-break: keep-all;
        white-space: normal;
        hyphens: none;
        
    }
    
    .network-content{
         max-width:440px;
         display: block;
         margin: 0 auto;
         grid-template-columns: initial !important;
         padding: 2.8rem 1.5rem !important;
    }
    .network-content div:first-child{
       display: none;
    }
    .network-text{
        padding: 0rem !important;
    }
}




/* 第三个模块 - 交互式内容展示 */
.interactive-section {
  background-color: #000;
  padding: 80px 0;
  color: #fff;
}

.interactive-container {
  max-width: 92vw;
  margin: 0 auto;
  padding: 0 20px;
  display: flex;
  /* align-items: center; */
  justify-content: space-between;
  gap: 40px;
}

/* 左侧文字区域 */
.interactive-text {
  flex: 0.8;
  min-width: 300px;
}

.text-item {
  position: relative;
  margin-bottom: 30px;
  padding: 2rem 2rem 2rem 2rem;
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 8px;
  cursor: pointer;
  transition: all 0.3s ease;
  opacity: 0.6;
}

.text-item:hover {
  opacity: 0.8;
}

.text-item h3 {
  font-size: 24px;
  font-weight: 600;
  margin-bottom: 10px;
  transition: color 0.3s ease;
}

.text-item p {
  font-size: 16px;
  line-height: 1.6;
  transition: color 0.3s ease;
}

/* 文字高亮效果 */
.text-item.active {
  opacity: 1;
  background-color: rgba(255, 255, 255, 0.05);
  border-color: rgba(255, 255, 255, 0.3);
}

.text-item.active h3,
.text-item.active p {
  color: #fff;
}



/* 右侧图片区域 */
.interactive-images {
  flex: 1.8;
  min-width: 400px;
  display: flex;
  justify-content: center;
  align-items: center;
  height: 100%;
}

.image-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  grid-template-rows: 1fr 1fr;
  gap: 25px;
  max-width: 1160px;
  width: 100%;
  height: 800px;
  position: relative;
}

.image-item {
  position: relative;
  border-radius: 8px;
  overflow: hidden;
  display: none;
}

.image-item.active {
  display: block;
}

.image-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}

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

/* 特殊布局样式 */
.interactive-images[data-active="1"] .image-item.special-layout:nth-child(1) {
  grid-column: 1;
  grid-row: 1;
}

.interactive-images[data-active="1"] .image-item.special-layout:nth-child(2) {
  grid-column: 2;
  grid-row: 1;
}

.interactive-images[data-active="1"] .image-item.special-layout-wide {
  grid-column: 1 / span 2;
  grid-row: 2 / span 2;
  height: 100%;
}

/* 媒体查询 - 平板设备 */
@media screen and (max-width: 1200px) {
    .interactive-section{
      padding: 1.5rem 0rem;
    }
  .interactive-container {
    flex-direction: column;
    gap:3rem;
    padding: 3rem 3rem !important;
    max-width: 100vw;
  }
  .interactive-text .text-item{
    margin-bottom: 0px !important;
  }

  .interactive-text,
  .interactive-images {
    min-width: auto;
    width: 100%;
  }
  
  .image-grid {
    height: 500px;
  }
}

@media screen and (max-width: 1024px) {
    .interactive-section{
      padding: 1rem 0rem;
    }  
  .interactive-container {
    flex-direction: column;
    gap:2rem;
    padding: 3rem 2rem !important;
  }
  .interactive-text .text-item{
    margin-bottom: 0px !important;
    padding: 1.8rem 2rem 1.8rem 2rem;
  }

  
  .interactive-text,
  .interactive-images {
    min-width: auto;
    width: 100%;
  }
  .image-grid {
    height: 350px;
  }
}

/* 媒体查询 - 手机设备 */
@media screen and (max-width: 768px) {
  
  /* 交互式模块响应式 */
  .interactive-section {
    padding: 0.7rem 0rem;
  }
  
  .interactive-container {
    padding: 0 15px;
    gap:2rem;
  }
  
  .interactive-text .text-item{
    margin-bottom: 0px !important;
    padding: 1.5rem 2rem 1.5rem 2rem;
  }
  
  .text-item h3 {
    font-size: 18px;
  }
  
  .text-item p {
    font-size: 14px;
  }
  
  .image-grid {
    height: 350px;
    gap: 10px;
  }
  

}


/* 媒体查询 - 手机设备 */
@media screen and (max-width: 766px) {
  
  /* 交互式模块响应式 */
  .interactive-section {
    padding: 0.7rem 0rem;
  }
  
  .interactive-container {
    padding: 2rem 2.1rem !important;
    gap:2rem;
  }
  
  .interactive-text .text-item{
    margin-bottom: 0px !important;
    padding: 1.2rem 2rem 1.2rem 1.6rem;
  }
  
  .text-item h3 {
    font-size: 0.8rem;
  }

  .text-item p {
    font-size: 0.7rem;
  }
  
  .image-grid {
    height: 350px;
    gap: 10px;
  }
  

}


/* 媒体查询 - 小屏幕手机 */
@media screen and (max-width: 480px) {
  .interactive-section {
    padding: 0rem 0rem;
  }
  
  .interactive-container {
    flex-direction: column;
    padding: 2rem 2.1rem !important;
    gap:2rem;
  }
  
  .interactive-text {
    width: 100%;
  }
  
  .interactive-images {
    width: 100%;
  }
  
  .image-grid {
    height: 250px;
    gap: 10px;
  }
  
  .interactive-text .text-item{
    margin-bottom: 0px !important;
    padding: 1rem 1.4rem 1rem 1.4rem;
  }
  
  .text-item h3 {
    font-size: 0.8rem;
  }
  
  .text-item p {
    font-size: 0.7rem;
  }
  

}















/* 第四个模块 - 核心系统和品牌展示样式 */
.brands-section {
    padding: 6rem 0;
    background-color: #f9f9f9;
}

.brands-section .container {
    max-width: 80vw;
    margin: 0 auto;
    padding: 0 2rem;
}

.section-title {
    font-size: 2.5rem;
    font-weight: 700;
    color: #1a1a1a;
    text-align: center;
    margin-bottom: 3rem;
    letter-spacing: -0.5px;
}

/* 核心系统网格样式 */
.core-systems-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1.5rem;
    margin-bottom: 5rem;
}

.system-card {
    position: relative;
    border-radius: 16px;
    overflow: hidden;
    height: 30rem;
    background-color: #fff;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.system-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.15);
}

.system-card:hover img {
    transform: scale(1.05);
}

/* 禁用前两个系统卡片的悬停效果 */
.core-systems-grid .system-card:nth-child(1):hover,
.core-systems-grid .system-card:nth-child(2):hover {
    transform: none;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
}

.core-systems-grid .system-card:nth-child(1):hover img,
.core-systems-grid .system-card:nth-child(2):hover img {
    transform: none;
}

.system-card img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
    -webkit-transition: transform 0.5s ease;
    -moz-transition: transform 0.5s ease;
    -ms-transition: transform 0.5s ease;
    -o-transition: transform 0.5s ease;
}

.system-card:hover img {
    transform: scale(1.05);
}

.system-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    /* background: linear-gradient(to bottom, rgba(0, 0, 0, .5), rgba(0, 0, 0, .5) 10%, rgba(0, 0, 0, 0)); */
    z-index: 1;
}

.system-content {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    padding: 1.5rem;
    color: #fff;
    z-index: 2;
}

.system-title {
    font-size: 1.8rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
    letter-spacing: -0.5px;
}

.system-description {
    font-size: 1rem;
    font-weight: 400;
    opacity: 0.9;
    line-height: 1.4;
}

/* 品牌网格样式 */
.brands-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1.5rem;
}

.brand-card {
    position: relative;
    border-radius: 16px;
    overflow: hidden;
    height: 30rem;
    /* background-color: #000; */
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.2);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.brand-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
}

.brand-card img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    /* opacity: 0.7; */
    transition: opacity 0.3s ease, transform 0.5s ease;
}

.brand-card:hover img {
    opacity: 0.9;
    transform: scale(1.05);
}

.brand-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 80%;
    background: linear-gradient(to bottom, rgba(0, 0, 0, 1), rgba(0, 0, 0, 1) 10%, rgba(0, 0, 0, 0));
    z-index: 1;
}

.brand-content {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    padding: 1.5rem 2rem;
    color: #fff;
    z-index: 2;
}

/* 品牌Logo样式 */
.brand-logo {
    max-width: 80%;
    height: auto;
    margin-bottom: 1rem;
    margin-top: 0.5rem;
    display: block;
}

.brand-title {
    font-size: 1.3rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
    letter-spacing: -0.5px;
}

.brand-description {
    font-size: 1rem;
    font-weight: 300;
    opacity: 0.8;
    line-height: 1.4;
    margin-bottom: 1rem;
}

.brand-arrow {
    position: absolute;
    bottom: 1.5rem;
    right: 1.5rem;
    opacity: 0;
    border: 2px solid white;
    background-color: transparent;
    color: white;
    transform: translateX(10px);
    z-index: 2;
}

.brand-card:hover .brand-arrow {
    opacity: 1;
    transform: translateX(0);
}
.brand-arrow:hover {
    background-color: white;
    color: black;
}
/* 响应式设计 */
@media (max-width: 1680px) {


    .system-card, .brand-card {
        height:400px;
    }

}
@media (max-width: 1200px) {
    .brands-section{
        padding: 4rem 0;
    }
    .core-systems-grid,.brands-grid {
        grid-template-columns: repeat(4, 1fr);
    }
    .brands-section .container{
        max-width: 100vw;
    }
    .core-systems-grid,.brands-grid{
        gap: 1rem;
        margin-bottom:0rem;
    }
    .system-card, .brand-card {
        height: 350px;
    }
    .section-title {
        font-size: 2rem;
    }
}
 @media (max-width: 1024px) {
    .brands-section{
        padding: 4rem 0;
    }
    .core-systems-grid,.brands-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    .brands-section .container{
        max-width: auto;
    }
    .core-systems-grid,.brands-grid{
        gap: 1rem;
        margin-bottom:0rem;
        max-width: 900px;
        margin: 0 auto;
    }
    .system-card, .brand-card {
        height: 330px;
    }
    .section-title {
        font-size: 2rem;
    }
}
 @media (max-width: 958px) {
    .brands-section{
        padding: 4rem 0;
    }
    .core-systems-grid,.brands-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    .brands-section .container{
        max-width: auto;
    }
    .core-systems-grid,.brands-grid{
        gap: 1rem;
        margin-bottom:0rem;
        max-width: 740px;
        margin: 0 auto;
    }
    .system-card, .brand-card {
        height: 330px;
    }
    .section-title {
        font-size: 2rem;
    }
}

@media (max-width: 766px) {
    .brands-section{
        padding: 4rem 0;
    }
    .core-systems-grid,.brands-grid {
        grid-template-columns: repeat(1, 1fr);
    }
    .brands-section .container{
        max-width: auto;
    }
    .core-systems-grid,.brands-grid{
        gap: 1rem;
        margin-bottom:0rem;
        max-width: 440px;
        margin: 0 auto;
    }
    .system-card{
         height: auto !important;
         padding: 1.5rem 1rem;
         position: relative;
        min-height: auto;
    }
    .system-card img {
        height: 100% !important;
        width:100% !important;
        position: absolute;
        top: 0;
        left: 0;
    }
    .system-content{
        position: relative;
        padding: 0px;
        
    }
    .system-title{
        font-size: 32px;
    }
    .system-description{
        font-size: 24px;
    }
    .brand-card {
      height: 240px; 
    }
    .brand-content img{
        width: 57%;
    }
    .section-title {
        font-size: 2rem;
    }
     .brand-arrow.arrow-button{
        width: 45px;
        height: 45px;
    }
} 
@media (max-width: 480px) {
    .brand-card {
      height: 200px; 
    }
    .brand-content img{
        width: 57%;
    }
    .section-title {
        font-size: 2rem;
    }
    .brand-arrow.arrow-button{
        width: 35px;
        height: 35px;
    }
} 




/* 第五个模块 - 合作伙伴展示样式 */
.partners-section {
    background-color: #000;
    padding: 4.5rem 0;
    color: #fff;
}

.partners-section .container {
    max-width: 80vw;
    margin: 0 auto;
    padding: 0 1.25rem;
}

.partners-title {
    text-align: center;
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 3rem;
    color: #fff;
    /* text-transform: uppercase; */
    letter-spacing: 0.0625rem;
}

.partners-grid {
    display: grid;
    grid-template-columns: repeat(8, 1fr);
    gap: 3rem 0.5rem;
    padding: 1rem;
    border-radius: 0.75rem;
    box-shadow: 0 0.5rem 2rem rgba(0, 0, 0, 0.3);
    border: 1px solid rgba(82, 82, 82, 1);
    background-color: rgba(0, 0, 0, 1); 
    background: linear-gradient(
        to bottom, /* 渐变方向，可自定义（如to bottom、45deg等） */
        rgba(0, 0, 0, 1), /* 起始色：纯黑 */
        rgba(0, 0, 0, 0.2) 50%,
        rgba(109, 109, 109, 0.1) 51%,
        rgba(109, 109, 109, 0.5) 100%,
        rgba(0, 0, 0, 0) /* 结束色：中灰色 */
    );

}
.partner-item {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 0.5rem;
    background-color: transparent;
    transition: all 0.3s ease;
}

.partner-item:hover {
    transform: translateY(-0.3125rem);
    filter: brightness(1.2);
}

.partner-item img {
    max-width: 8.5rem;
    max-height: 8.9375rem;
    object-fit: contain;
    filter: brightness(0) invert(1);
    transition: all 0.3s ease;
}

.partner-item:hover img {
    filter: brightness(0) invert(1) saturate(1.5);
}

/* 响应式设计 - 合作伙伴模块 */
/* 响应式设计 */
@media (max-width: 1680px) {
  
    .partner-item img{
        max-width: 6.5rem;
        max-height:6.9375rem;
    }
    .partner-item{
        padding: 0rem;
    }
    .partners-grid{
       gap: 3rem 0rem; 
    }
}
@media (max-width: 1200px) {
    .partners-section .container {
        max-width: 100vw;
        padding: 0 2rem;
    }
    .partner-item img{
        max-width: 6.5rem;
        max-height:6.9375rem;
    }
    .partner-item{
        padding: 0rem;
    }
    .partners-grid{
       gap: 3rem 0rem; 
    }
}
 @media (max-width: 1024px) {
    .partners-section .container {
        max-width: 900px;
        padding: 0 0rem;
    }
    .partner-item img{
        max-width: 5.5rem;
        max-height:5.9375rem;
    }
    .partner-item{
        padding: 0rem;
    }
    .partners-grid{
       gap: 2rem 0rem; 
      padding: 1rem 0rem;
    }
}
 @media (max-width: 959px) {
    .partners-section .container {
        max-width: 740px;
        padding: 0 0rem;
    }
    .partner-item img{
        max-width: 4.5rem;
        max-height:4.9375rem;
    }
    .partner-item{
        padding: 0rem;
    }
    .partners-grid{
       gap: 2rem 0rem; 
      padding: 1rem 0rem;
    }
}

@media (max-width: 766px) {
    .partners-section{
        padding: 3rem 0;
    }
    .partners-section .container {
        max-width: 440px;
        padding: 0 0rem;
    }
    .partner-item img{
        max-width: 6.5rem;
        max-height:6.9375rem;
    }
    .partner-item{
        padding: 0rem;
    }
    .partners-title{
       margin-bottom:2rem; 
    }
    .partners-grid{
      grid-template-columns: repeat(3, 1fr);
      gap: 0rem 0rem !important; 
      padding: 0rem 0rem;
    }
} 


/* 新增部分-公司数据 */
.company-data{
  background-color: #000;
  padding: 6rem 0;
  color: #fff;
}
.company-data .container {
    max-width: 80vw;
    margin: 0 auto;
    padding: 0 2rem;
}
.company-data .company-title {
    font-size: 2.2rem;
    font-weight: 700;
    color: #FFFFFF;
    text-align: center;
    margin-bottom: 3rem;
    letter-spacing: -0.5px;
   
}
.company-data .company-text {
     margin-top: 28px;
   font-size: 1rem;
    font-weight: 400;
    color: #FFFFFF;
    text-align: center;
    margin-bottom: 3rem;
    letter-spacing: -0.5px;
}

/* 数据网格布局 */
.data-grid {
    display: grid;
    grid-template-columns: repeat(6, 1fr);
    gap: 1.5rem;
    margin-top: 4rem;
}

/* 第一行的三个卡片各占2列 */
.data-grid > div:nth-child(-n+3) {
    grid-column: span 2;
}

/* 第二行的两个卡片各占3列 */
.data-grid > div:nth-child(n+4) {
    grid-column: span 3;
}

/* 数据卡片样式 */
.data-card {
    background-color: transparent;
    border: 1px solid rgba(82, 82, 82, 1);
    border-radius: 23px;
    padding: 2.3rem 2rem;
    display: flex;
    flex-direction: column;
    /* gap: 1rem; */
    transition: all 0.3s ease;
    position: relative;
}

/* 数据头部（数字+图标） */
.data-header {
  width: calc(100% - 70px);
  margin-bottom: 1.5rem;
}

/* 数据数字样式 */
.data-number {
    font-size: 2.8rem;
    font-weight: 700;
    color: #fff;
    line-height: 1;
    margin: 0;
}

/* 数据图标样式 */
.data-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    position: absolute;
    top: 2.3rem;
    right: 1.5rem;
    width: 60px;
    height: 60px;
}

/* 数据描述样式 */
.data-description {
    font-size:1rem;
    font-weight: 400;
    color: rgba(212, 212, 212, 1);
    line-height: 1.5;
    margin: 0;
    width: 80%;
}

/* 媒体查询 - 平板设备 */
@media screen and (max-width: 1200px) {
    .company-data{
        padding: 4rem 0;
    }
  .company-data .container {
    max-width: 100vw;
    padding: 0 2rem;
  }
  .data-grid{
    gap: 1rem;
  }
  .data-card{
    padding: 2rem 1rem;
  }
  .data-number{
    font-size: 2.2rem;
  }
  .data-description{
   width: 57%;
  }
  .data-icon{
    width: 50px;
    height: 50px;
  }
  .data-icon img{
    width: 100%;
    height: 100%;
  }
}

@media screen and (max-width: 1024px) {
   .company-data .container {
    max-width: 900px;
    padding: 0 0rem;
  }
  .data-icon{
    width: 60px;
    height:60px;
    position: relative;
    top:0;
    right: 0;
  }
  .data-header {
    width:100% ;
    margin-bottom: 1rem;
    }
    .data-description{
     width: 100%;
     margin-bottom: 1rem;
    }
}
@media screen and (max-width: 959px) {
   .company-data .container {
    max-width: 740px;
    padding: 0 0rem;
  }
 
}

/* 媒体查询 - 手机设备 */
@media screen and (max-width: 766px) {
    .company-data{
        padding: 3rem 0;
    }
    .company-data .company-title {
        font-size: 2rem;
        margin-bottom: 2rem;
    }
    .company-data .company-text {
        font-size: 1rem;
        margin-bottom: 2rem;
    }
 .company-data .container {
    max-width: 440px;
    padding: 0 0rem;
  }
  /* 数据网格布局 */
    .data-grid {
        margin-top: 2rem;
        display: grid;
        grid-template-columns: repeat(1, 1fr);
        gap: 1.5rem;
        
         padding:0px 7.5px;
        
    }
   .data-card{
          padding: 1.5rem 1rem;
    }

    /* 第一行的三个卡片各占2列 */
    .data-grid > div:nth-child(-n+3) {
        grid-column: span 1;
    }

    /* 第二行的两个卡片各占3列 */
    .data-grid > div:nth-child(n+4) {
        grid-column: span 1;
    }
    .data-icon{
    width: 45px;
    height:45px;
  }
}














/* Company Address 部分 */
.company-address{
    background-color: #000;
    padding: 6rem 0;
    color: #fff;
}
.company-address .container {
    max-width: 80vw;
    margin: 0 auto;
    padding: 0 2rem;
}
.company-address-title {
    font-size: 2.5rem;
    font-weight: 700;
    color: #FFFFFF;
    text-align: center;
    letter-spacing: -0.5px;
}

/* 轮播容器 */
.address-carousel {
    position: relative;
    width: 100%;
    overflow: hidden;
    padding: 2rem 0;
}

/* 轮播轨道 */
.carousel-track {
    display: flex;
    transition: transform 0.5s ease;
    width: fit-content;
}

/* 轮播项 */
.carousel-item {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 3rem;
    padding-right: 4rem;
    width: 80vw;
    flex-shrink: 0;
}

/* 最后一个轮播项的特殊样式 */
.carousel-item:last-child {
    justify-content: flex-start;
}

/* 地址卡片 */
.address-card {
    background-color: transparent;
    border: 1px solid rgba(75, 85, 99, 1);
    border-radius: 16px;
    width: calc(50% - 1rem);
    transition: all 0.3s ease;
    box-sizing: border-box;
    display: flex;
    padding: 24px;
    max-height: 16.0625rem;
    overflow: hidden;
}

/* 最后一个轮播项的单个卡片 */
.address-card.single-card {
    width: calc(50% - 1rem);
    margin: 0;
}

/* 地址图片 */
.address-image {
    width:12.375rem;
    overflow: hidden;
    flex-shrink: 0;
}

.address-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
}

/* 地址信息 */
.address-info {
    padding: 2rem 0rem 2rem 2rem;
}

.address-info h3 {
    font-size: 1.5rem;
    font-weight: 700;
    margin: 0 0 0.75rem 0;
    color: #fff;
}

.address-info p {
    font-size: 1rem;
    line-height: 1.6;
    margin: 0;
    color: rgba(255, 255, 255, 0.8);
    word-break: break-all; /* 关键属性：允许在任意字符处换行（拆分单词），但只在宽度不足时生效 */
    overflow-wrap: break-word; /* 兜底：优先按单词换行，超长无空格文本则拆分（兼容多浏览器） */
    /* 2. 禁止标点/连字符强制换行（避免逗号/句号处随意断行） */
    hyphens: none; /* 禁用自动连字符，不会在单词中间加-拆分 */
}

/* 轮播导航按钮 */
.carousel-nav {
    border-radius: 50%;
    width: 4rem;
    height: 4rem;
    margin: 0 6rem;
}
/* 指示器点容器 */
.indicator-dots {
    position: relative;
    bottom: 0;
    display: flex;
    margin-top:2rem;
    justify-content: center;
    align-items: center;
}
.indicator-container{
  width: 200px;
 display: flex;
 gap: 0.75rem;
 justify-content: center;
 align-items: center;
}
/* 指示器点 */
.indicator {
    width: 0.6rem;
    height: 0.6rem;
    border-radius: 50%;
    background-color: rgba(31, 41, 55, 1);
    border: none;
    cursor: pointer;
    transition: all 0.3s ease;
}

/* 活动指示器点 */
.indicator.active {
     width: 2.2rem;
    background-color: #fff;
    transform: scale(1.3);
    border-radius: 0.3rem;
}

/* 移动端响应式样式 */
/* 媒体查询 - 平板设备 */
@media screen and (max-width: 1200px) {
  .company-address{
    padding:1rem 0 2rem 0;
  }
  .company-address .container{
    max-width: 100vw;
    padding: 0 2rem;
  }
  .carousel-item{
    width: 100vw;
  }

  .address-card{
    max-height: 13.0625rem;
  }
  .address-image{
    width: 9.375rem;
  }
  .address-info h3{
    font-size: 1.2rem;
  }
  .address-info p{
    font-size: 0.9rem;
    line-height:1;
  }
}

@media screen and (max-width: 1024px) {
   .company-address .container{
    max-width: 900px;
    padding: 0 0rem;
  }
  .carousel-item{
    width: 900px;
    gap: 1rem;
    padding-right: 0rem;
  }
  .address-card{
    width: calc(50% - 0.5rem);
  }
  .address-carousel {
    position: relative;
    width: 100%;
    overflow: hidden;
    padding: 2rem 0;
  }
   .address-image{
    width: 7.375rem;
  }
  .address-info{
    padding: 1rem 0rem 1rem 1rem;
  }
  .carousel-nav{
    width:2.5rem;
    height:2.5rem;
    margin: 0 2rem;
  }
  .carousel-nav img{
    width: 100%;
    height: 100%;
  }
  .indicator{
    width: 0.5rem;
    height: 0.5rem;
  }
  .indicator.active {
    width: 1.5rem;
    background-color: #fff;
    transform: scale(1.3);
    border-radius: 0.3rem;
   }
}
/* 媒体查询 - 手机设备 */
@media screen and (max-width: 959px) {
  .company-address .container{
    max-width: 740px;
    padding: 0 0rem;
  }
  .carousel-item{
    width: 740px;
    gap: 1rem;
    padding-right: 0rem;
  }
  .address-image{
    width: 5.375rem;
    height: 96px;
    border-radius: 8px;
  }
  .address-info{
    padding: 0rem 0rem 0rem 1rem;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: flex-start;
  }
  .address-info h3{
    font-size: 1rem;
    margin-bottom: 0.5rem;
  }
  .address-info p{
    font-size: 0.7rem;
    line-height:1;
  }
  .address-card{
    padding: 12px;
  }
}
/* 媒体查询 - 手机设备 */
@media screen and (max-width: 766px) {
    .company-address .container{
        max-width: 440px;
        padding: 0 0rem;
    }
    .carousel-item{
        width: 440px;
        gap: 0.5rem;
        padding-right: 0rem;
    }
     .address-image{
        width: 5.1rem;
        height: 85px;
        border-radius: 8px;
    }
    /* 轮播轨道 */
    .carousel-track {
        display: block; 
    }
    .carousel-item{
        margin-bottom: 0.5rem;
    }
    .address-info{
      padding: 0rem 0rem 0rem 0.5rem;
    }
    .address-info h3{
    font-size:0.8rem;
    margin-bottom: 0.3rem;
    }
    .address-info p{
        font-size: 0.5rem;
        line-height:1;
    }
    .indicator-dots{
        display: none;
    }
}


/* 媒体查询 - 小屏幕手机 */
@media screen and (max-width: 480px) {
 .company-address .container{
        max-width: auto;
        padding: 0 0rem;
    }
    .carousel-item{
        width: auto;
        gap: 0.5rem;
        padding-right: 0rem;
    }
     .address-image{
        width: 4rem;
        height: 70px;
        border-radius: 8px;
    }
    /* 轮播轨道 */
    .carousel-track {
        display: block; 
    }
    .carousel-item{
        margin-bottom: 0.5rem;
    }
    .address-card{
        padding: 8px;
        border-radius: 8px;
    }
    .address-info{
      padding: 0rem 0rem 0rem 0.5rem;
    }
    .address-info h3{
    font-size:0.5rem;
    margin-bottom: 0.3rem;
    }
    .address-info p{
        font-size: 0.5rem;
        line-height:1;
    }
    .indicator-dots{
        display: none;
    }
    .carousel-track .carousel-item:last-child{
      margin-left: 0.25rem;
    }
    .address-card.single-card{
       width: calc(50% - 0.5rem); 
    }
}







.footer-section{
     background-color: #000000;
    border-top: 1px solid rgba(115, 115, 115, 1);
    padding: 0 0 3.125rem 0;
}
.footer-section .container{
    max-width: 80vw;
    margin: 0 auto;
    padding: 24px 0;
    border-bottom: 1px solid rgba(82, 82, 82, 1);
    display: flex;
    justify-content: space-between;
    align-items: center;
}
.footer-icons {
    display: flex;
    gap: 0.9375rem;
}
.footer-logo { 
    font-size: 1.875rem;
    font-weight: bold;
    color: #ffffff;
}
.footer-icon {
    width: 2.8rem;
    height: 2.8rem;
    display: flex;
    justify-content: center;
    align-items: center;
    border-radius: 50%;
    border: 1px solid rgba(255, 255, 255, 0.3);
}
.footer-icon img {
    width: 2rem;
    height: 2rem;
    filter: brightness(0) invert(1);
    transition: transform 0.3s ease;
    -webkit-filter: brightness(0) invert(1);
}

.footer-icon:hover img {
    transform: scale(1.1);
}
.footer-bottom{
    margin-top: 24px;
    font-size: 1rem;
    font-weight: 400;
    color: rgba(212, 212, 212, 1);
    line-height: 1.5;
    text-align: center;
}

/* 媒体查询 - 平板设备 */
@media screen and (max-width: 1200px) {
  .footer-section .container{
    max-width: calc(100vw - 4rem);
  }
}
@media screen and (max-width: 1024px) {
  .footer-section .container{
    max-width: 900px;
  }
}
@media screen and (max-width: 959px) {
  .footer-section .container{
    max-width: 740px;
    .footer-bottom{
     max-width: 740px;
     margin: 24px auto 0;
     font-size: 1rem;
  }
  }
}
@media screen and (max-width: 766px) {
  .footer-section .container{
    max-width: 440px;
  }
  .footer-bottom{
     max-width: 440px;
     margin: 24px auto 0;
     font-size: 0.8rem;
  }
}
/* 媒体查询 - 小屏幕手机 */
@media screen and (max-width: 480px) {
.footer-section .container{
    max-width:90vw;
  }
  .footer-bottom{
     max-width: 90vw;
     margin: 24px auto 0;
     font-size: 0.8rem;
  }
}


/* 隐藏插件插入的节点 */
.interactive-translate-mouseover-popup {
    display: none !important;
    visibility: hidden !important;
    position: absolute !important;
    z-index: -9999 !important;
}