/* ===== Base Styles ===== */
:root {
    --primary: #1a365d;
    --primary-light: #2c5282;
    --secondary: #3182ce;
    --accent: #ed8936;
    --accent-hover: #dd6b20;
    --dark: #1a202c;
    --gray: #333;
    --light: #f7fafc;
    --white: #ffffff;
    --border: #e2e8f0;
}

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

body {
    font-family: 'Noto Sans SC', -apple-system, BlinkMacSystemFont, sans-serif;
    color: var(--dark);
    line-height: 1.6;
    overflow-x: hidden;
	justify-content: center;
	margin:auto;	
}
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0;

}
a {
    text-decoration: none;
    color: inherit;
}

img {
    max-width: 100%;
    height: auto;
}
/* 导航开始 */
  .nav-container {     
      background: #2c3e50;
      position: relative;
      z-index: 999;      
    }

    /* 漢堡按鈕 - 僅手機顯示 */
    .hamburger {
      display: none;
      color: white;
      padding: 15px 20px;
      font-size: 18px;
      cursor: pointer;
      user-select: none;
    }

    /* 主導航樣式 */
    .nav-ul {
      list-style: none;
      display: flex;
      align-items: center;
      background: #fff;
    }

    /* 導航項目 */
    .nav-ul li {
      position: relative;
    }

    /* 導航連結 */
    .nav-ul li a {
      display: block;
      color: #333;
      text-decoration: none;
      padding: 20px 12px;
      white-space: nowrap;   
      font-size: 18px;   
    }

    /* LOGO 特殊樣式 */
    .logo-item a {
      padding: 5px 15px !important;
    }
     .logo-item a:hover {
      background: #fff;
    }

    /* 滑鼠懸浮效果 */
    .nav-ul li a:hover {
      background: brown;
      color: white;
    }
    .nav-ul li:nth-child(1) a:hover {
      background: white;
    }
    /* 下拉選單預設隱藏 */
    .dropdown-content {
      display: none;
      position: absolute;
      top: 100%;
      left: 0;
      background: white;
      min-width: 200px;
      box-shadow: 0 2px 10px rgba(0,0,0,0.1);
      list-style: none;
    }

    /* 下拉連結樣式 */
    .dropdown-content li a {
      color: #333 !important;
      padding: 12px 15px;
    }

    /* 下拉連結懸浮 */
    .dropdown-content li a:hover {
      background: #f5f5f5 !important;
    }

    /* 滑鼠懸浮展開下拉 */
    .dropdown:hover .dropdown-content {
      display: block;
    }

    /* ==================== 響應式 - 手機版 ==================== */
    @media (max-width: 992px) {
      /* 顯示漢堡按鈕 */
      .hamburger {
        display: block;
      }

      /* 手機版導航垂直排列 + 預設隱藏 */
      .nav-ul {
        flex-direction: column;
        align-items: flex-start;
        display: none;
      }

      /* 點擊漢堡後顯示菜單 */
      .nav-ul.active {
        display: flex;
      }

      /* 手機版下拉選單 */
      .dropdown-content {
        position: static;
        background: #34495e;
        width: 100%;
        box-shadow: none;
      }

      .dropdown-content li a {
        color: white !important;
        padding-left: 30px;
      }

      .dropdown-content li a:hover {
        background: #455a6f !important;
      }
    }
/*导航样式结束 */

/* ===== Layout ===== */

.container h3 {
    font-size: 24px;
    font-weight: 400;
    color: #333;
}

.container-desc {
    font-size: 18px;
    color:#666;

}
.container-grid {
    width: 200;
    height: 100;
    box-sizing: border-box;
    background-color: #010101; 
    text-box: inherit;   
}


.row {
    display: flex;
    flex-wrap: wrap;
    margin: 10px 0;   
}

.col-md-12 { width: 100%; padding: 0 15px; }
.col-md-8 { width: 66.67%; padding: 0 15px; }
.col-md-6 { width: 50%; padding: 0 15px; }
.col-md-4 { width: 33.33%; padding: 0 15px; text-align:left; }
.col-md-3 { width: 25%; padding: 0 15px;}
.col-sm-6 { width: 50%; padding: 0 10px; }
.col-sm-4 { width: 33.33%; padding: 0 15px; }
.text-center { text-align:left; }

/* 新闻资讯 */
/* 外层容器 */
    .news-box{
      max-width:1200px;
      margin:0 auto;
      padding: 30px;
      font-family:"Microsoft Yahei",sans-serif;
    }
   .news-box img{
    margin:0 0 20px 0;    
   }
    /* 单条新闻项 */
    .news-item{
      display:flex;
      gap: 8px;
      padding:10px 18px;
      border-bottom:1px solid #eee;
    }
    .news-box h1 {
        font-size: 24px;
        font-weight: 400;
        text-align: center;
        line-height: 40px;
        color: #333;

    }
    .news-box h2 {
        font-size: 20px;
        font-weight: 400;
        line-height: 32px;
        color: #333;
    }

     .news-box h3 {
        font-size: 16px;
        font-weight: 400;
        line-height: 32px;
        color: #333;
    }

    .news-box a {
        color: var(--secondary);
        border-bottom: 2px solid red ;
        transition: all 0.5s;

    }
     .news-box a:hover {
        color: var(--accent-hover);
        
    }
    /* 新闻图片 */
    .news-img{
      width:120px;
      height:90px;
      object-fit:cover;
      flex-shrink:0;
      border-radius: 8%; 
    }
    /* 文字区域 */
    .news-text{
      position: relative;    
      flex:1;
    }
    .news-text .btn {
        position: absolute;
        right: -20px;
        bottom: -10px;        
    }
    .news-text .btn a {
        color:(var(--dark));
        border-bottom: none;
    }
    /* 标题 */
    .news-title{
      font-size:18px;
      color:#222;
      margin:0 0 8px;
      line-height:1.4;
    }
    .news-title a{
      color:#222;
      text-decoration:none;
    }
    .news-title a:hover{
      color:#0066cc;
    }
    /* 简介描述 */
    .news-desc{
      font-size:14px;
      color:#666;
      margin:0;
      line-height:1.6;
    }
    .news-desc span {        
        padding: 5px 20px;
        background-color: orange;
        border-radius: 5px;
    }
    .news-desc span a {
        list-style: none;
        color: #fff;
    }
     .news-desc span a:hover {
        color: #ae551e;       
    }

    /* 移动端适配：图片在上文字在下 */
    @media (max-width:640px){
      .news-item{
        flex-direction:column;
      }
      .news-box{
        padding: 0;
      }
      .news-img{
        width:100%;
        height:200px;
      }
    }

/* 新闻资讯结束 */

/* 详情样式开始 */
/* 主容器 - 居中限制寬度 */
        .main-wrapper {
            max-width: 1200px;
            margin: 0 auto;            
        }

        /* 頂部標題區 */
        .page-title {
            text-align: center;
            margin-bottom: 60px;
            padding: 40px 20px;
            background: linear-gradient(135deg, #0A2342 0%, #102C54 100%);
            border-radius: 14px;
            box-shadow: 0 8px 30px rgba(10, 35, 66, 0.15);
            border: 1px solid rgba(212, 175, 55, 0.2);
        }

        .page-title h1 {
            font-size: 38px;
            color: #D4AF37;
            font-weight: 700;
            letter-spacing: 4px;
            margin-bottom: 12px;
        }

        .page-title p {
            font-size: 16px;
            color: #E2E8F0;
            max-width: 700px;
            margin: 0 auto;
        }

        /* 通用模塊標題 */
        .section-header {
            display: flex;
            align-items: center;
            gap: 12px;
            background: linear-gradient(135deg, #0A2342, #102C54);
            color: #D4AF37;
            font-size: 22px;
            font-weight: 600;
            padding: 16px 24px;
            border-radius: 10px;
            margin: 30px 0 22px;
            box-shadow: 0 4px 15px rgba(10, 35, 66, 0.1);
        }

        .section-header i {
            font-size: 20px;
        }

        /* 通用內容卡片 */
        .content-card {
            background: #FFFFFF;
            border-radius: 10px;
            padding: 5px;
            box-shadow: 0 4px 22px rgba(10, 35, 66, 0.07);
            border: 1px solid rgba(212, 175, 55, 0.12);
            transition: all 0.3s ease;
        }

        .content-card:hover {
            transform: translateY(-5px);
            box-shadow: 0 10px 35px rgba(10, 35, 66, 0.12);
        }

        /* 段落文本 */
        .content-card p {
            font-size: 15px;
            color: #4A5568;
            margin-bottom: 16px;
        }    

        /* 列表樣式 */
        .normal-list {
            list-style: none;
        }

        .normal-list li {
            position: relative;
            padding-left: 22px;
            margin-bottom: 12px;
            color: #4A5568;
            float: none;
        }

        .normal-list li::before {
            content: "\f058";
            font-family: "Font Awesome 6 Free";
            font-weight: 900;
            position: absolute;
            left: 0;
            top: 2px;
            color: #D4AF37;
            font-size: 14px;
        }

        /* 核心調查內容 - 網格佈局 */
        .check-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 20px;
            margin-top: 10px;
        }

        .check-item {
            padding: 22px;
            background: #F8FAFC;
            border-radius: 8px;
            border-left: 4px solid #D4AF37;
        }

        .check-item h3 {
            font-size: 17px;
            color: #0A2342;
            margin-bottom: 14px;
            display: flex;
            align-items: center;
            gap: 8px;
        }

        /* 服務流程 - 步驟條 */
        .process-wrap {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 15px;
            margin-top: 10px;
        }

        .process-step {
            flex: 1;
            min-width: 140px;
            text-align: center;
            padding: 20px 10px;
            position: relative;
        }

        .process-step:not(:last-child)::after {
            content: "\f061";
            font-family: "Font Awesome 6 Free";
            font-weight: 900;
            color: #D4AF37;
            position: absolute;
            right: -8px;
            top: 50%;
            transform: translateY(-50%);
            font-size: 18px;
        }

        .step-num {
            width: 36px;
            height: 36px;
            line-height: 36px;
            border-radius: 50%;
            background: #0A2342;
            color: #D4AF37;
            display: inline-block;
            margin-bottom: 10px;
            font-weight: 600;
        }

        /* 核心優勢 - 網格 */
        .advantage-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
            margin-top: 10px;            
            
        }

        .advantage-item {
            padding: 24px 18px;
            text-align: left;
            background: #F8FAFC;
            border-radius: 8px;
            perspective: 800px；
            
                  
        }
        .advantage-item img {
            border-radius: 10px;
        }
     
        .advantage-item img:hover {
            border-radius: 10px;
            transition:all 1s;
            transform: scale(105%); 
            /* transform: rotate(360deg);            */
            
        }


        .advantage-item i {
            font-size: 32px;
            color: #D4AF37;
            margin-bottom: 12px;            
        }

        .advantage-item h4 {
            color: #0A2342;
            font-size: 20px;
            margin-bottom: 8px;
            
        }

        /* 重點高亮文字 */
        .text-highlight {
            color: #D4AF37;
            font-weight: 600;
        }

        /* 響應式适配 - 平板 & 手機 */
        @media (max-width: 992px) {
            .check-grid, .advantage-grid {
                grid-template-columns: 1fr;
            }
            .time-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .process-wrap {
                flex-direction: column;
            }
            .process-step:not(:last-child)::after {
                display: none;
            }
        }

        @media (max-width: 768px) {
            .page-title h1 {
                font-size: 28px;
            }
            .section-header {
                font-size: 19px;
            }
            .content-card {
                padding: 5px 0;                
            }
            .time-grid {
                grid-template-columns: 1fr;
            }
            .main-wrapper {
                padding: 30px 15px;
            }
        }

/* 详情样式结束 */

/* ===== Header ===== */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: var(--white);
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
    z-index: 1000;
    height: 70px;
	
}

.header-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 70px;
}

.logo {
    display: flex;
    align-items: center;
    gap: 10px;
}

.logo img {
    width: 45px;
    height: 45px;
    border-radius: 10px;
}

.logo-text {
    font-size: 24px;
    font-weight: 700;
    color: var(--primary);
}

.nav-menu {
    display: flex;
    gap: 5px;
}

.nav-menu a {
    padding: 10px 18px;
    border-radius: 8px;
    font-weight: 500;
    transition: all 0.3s;
    color: var(--dark);
}

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

.nav-right {
    display: flex;
    align-items: center;
    gap: 15px;
}



/* Language Switch Buttons */
.lang-switch {
    display: flex;
    gap: 5px;
}

.lang-btn {
    padding: 8px 16px;
    border-radius: 20px;
    font-size: 13px;
    font-weight: 500;
    cursor: pointer;
    border: none;
    background: transparent;
    color: #666;
    transition: all 0.3s;
}

.lang-btn.active {
    background: var(--primary);
    color: white;
}

.lang-btn:hover:not(.active) {
    background: #e2e8f0;
}

.mobile-toggle {
    display: none;
    background: none;
    border: none;
    font-size: 24px;
    cursor: pointer;
    color: var(--primary);
}

/* ===== Banner ===== */
.banner {
	margin:auto;
    margin-top: 2px;
	max-width:1200px;
	max-height:393px;
    position: relative;
    height: calc(100vh - 2px);	
	background:url(/img/cu2.jpg); 
	background-repeat:no-repeat;
}
/* about */
.about-content {
    padding: 20px 0;
}

.about-label {
    font-size: 18px;
    color: #010101;
    text-transform: uppercase;
    letter-spacing: 2px;
    margin-bottom: 10px;
}

.about-title {
    font-size: 32px;
    font-weight: 700;
    color: var(--primary);
    margin-bottom: 20px;
}

.about-text {
    font-size: 16px;
    color: var(--gray);
    line-height: 1.8;
    margin-bottom: 15px;
}

.about-features {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 15px;
    margin-top: 30px;
}
/* banner */

.banner-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(26,54,93,0.85) 0%, rgba(49,130,206,0.7) 100%);
    z-index: 0;
}

.banner-content {
    position: relative;
    z-index: 1;
    height: 100%;
    display: flex;
    flex-direction: column;
    justify-content: center;
    color: white;
    padding: 0 15px;
}

.banner-inner {
    max-width: 600px;
}

.banner-title {
    font-size: 52px;
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: 15px;
}

.banner-subtitle {
    font-size: 22px;
    margin-bottom: 10px;
    opacity: 0.9;
}

.banner-text {
    font-size: 18px;
    margin-bottom: 30px;
    opacity: 0.85;
    max-width: 550px;
}

.banner-buttons {
    display: flex;
    gap: 15px;
}

/* ===== Buttons ===== */
.btn {
    padding: 14px 28px;
    border-radius: 10px;
    font-size: 15px;
    font-weight: 600;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    transition: all 0.3s;
    cursor: pointer;
    border: none;
}

.btn-primary {
    background: var(--accent);
    color: (var(--dark));
}

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

.btn-outline {
    background: rgba(255,255,255,0.2);
    color: white;
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255,255,255,0.3);
}

.btn-outline:hover {
    background: rgba(255,255,255,0.3);
}

.btn-lg {
    padding: 16px 36px;
    font-size: 16px;
}

.btn-block {
    width: 100%;
    justify-content: center;
}

/* ===== Service Section ===== */
.service {
    padding: 40px 0;
    background: var(--light);
}

.section-title {
    font-size: 36px;
    font-weight: 700;
    color: var(--primary);
    text-align: center;
    margin-bottom: 15px;
}

.section-subtitle {
    padding: 0 10px;
    font-size: 18px;
    color: var(--gray);
    text-align: center;
    margin-bottom: 50px;
}

.service-grid {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 24px;
    justify-content: center;
    align-items: stretch;
}

.service-card {
    background: var(--white);
    border-radius: 16px;
    padding: 35px 25px;
    text-align: center;
    box-shadow: 0 4px 20px rgba(0,0,0,0.08);
    transition: all 0.3s;
    position: relative;
    z-index: 1;
    /* 内部弹性，底部文字对齐 */
    display: flex;
    flex-direction: column;
    height: 100%;
}

.service-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 10px 40px rgba(0,0,0,0.12);
    z-index: 10;
}

.service-card .pic {
    width: 220px;  
    height: auto;
    object-fit: contain;
    display: block;
    margin: 0 auto 18px;
}

.service-name {
    font-size: 18px;
    font-weight: 600;
    color: var(--dark);
    margin-bottom: 10px;
}

.service-desc {
    font-size: 14px;
    color: var(--gray);
    line-height: 1.6;
}

/* 中间占位撑开，底部对齐 */
.service-card .card-content {
    flex: 1;
}

/* 响应式防挤压偏移 */
@media (max-width: 1200px) {
    .service-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}
@media (max-width: 768px) {
    .service-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}
@media (max-width: 480px) {
    .service-grid {
        grid-template-columns: 1fr;
    }
}


.feature-item {
    display: flex;
    align-items: center;
    gap: 10px;
}

.feature-item i {
    color: var(--secondary);
    font-size: 18px;
}

.feature-item span {
    font-weight: 500;
    color: var(--dark);
}

/* ===== Cases Section ===== */
.cases {
    padding: 80px 0;
    background: var(--light);
}

.case-card {
    background: var(--white);
    border-radius: 16px;
    overflow: hidden;
    box-shadow: 0 4px 20px rgba(0,0,0,0.08);
    transition: all 0.3s;
    margin-bottom: 30px;
}

.case-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 40px rgba(0,0,0,0.12);
}

.case-image {
    width: 100%;
}

.case-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.case-content {
    padding: 20px;
}

.case-tag {
    display: inline-block;
    background: #e6f3ff;
    color: var(--secondary);
    padding: 4px 12px;
    border-radius: 50px;
    font-size: 12px;
    font-weight: 500;
    margin-bottom: 10px;
}

.case-name {
    font-size: 17px;
    font-weight: 600;
    color: var(--dark);
    margin-bottom: 8px;
}

.case-desc {
    padding: 5px;
    font-size: 14px;
    color: var(--gray);
}

/* ===== Footer ===== */
.footer {
    background: var(--primary-light);;
    color: rgb(255, 255, 255);
    padding: 60px 0 30px;
}

.footer-brand {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 20px;
}

.footer-brand img {
    width: 40px;
    height: 40px;
    border-radius: 8px;
}

.footer-brand span {
    font-size: 20px;
    font-weight: 700;
}

.footer-desc {
    display: flex;
    align-items: center;  
    font-size: 14px;
    color: #a0aec0;
    line-height: 1.8;
    margin-bottom: 30px;
    justify-content: space-between;
    row-gap: 16px;
}

.footer-desc img {
    width: 160px;
    height: auto;
    display: block;
    object-fit: contain;
    margin: 0 10px 0 0;
}


.footer-title {
    font-size: 16px;
    font-weight: 600;
    margin-bottom: 20px;
}

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

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

.footer-links a {

    color: #f5f5f5;
    transition: color 0.3s;
}

.footer-links a:hover {
    color: var(--accent);
}

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

.footer-contact li {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 12px;
    padding-left: 20px;
    color: #f5f5f5;    
}

.footer-contact i {
    color: var(--accent);
}

.footer-bottom {
    margin-top: 40px;
    padding-top: 25px;
    border-top: 1px solid #2d3748;
    text-align: center;
    font-size: 14px;
    color: #fff;
}

/* 清除浮动，避免父容器高度塌陷 */
.clearfix::after {
    content: "";
    clear: both;
    display: table;
}

/* ===== Responsive ===== */
@media (max-width: 1024px) {  
    .service-grid {
        grid-template-columns: repeat(2, 1fr);    }
    
    .col-md-3 { width: 50%; }
}

@media (max-width: 768px) {
    
    .nav-menu { display: none; }
    .mobile-toggle { display: block; }
    
    .banner-title { font-size: 36px; }
    .banner-subtitle { font-size: 20px; }    
    
    .col-md-6, .col-md-4, .col-sm-6, .col-sm-4 { width: 100%; }
    
    .service-grid { grid-template-columns: 1fr; padding: 0 10px;}
    .about-features { grid-template-columns: 1fr; }
    .about-image img { height: 300px; }      
    

}

@media (max-width: 640px) {
    .banner-title { font-size: 28px; }
    .banner-text { font-size: 16px; }
    .banner-buttons { flex-direction: column; }
    .section-title { font-size: 28px; }
    .service-card img { width: 400px;}
    .footer-desc img {width: 44vw; padding: 3vw; 
    }
}
.carousel-item {
    max-width: 1200px;
    
}