/* =======================================================================
           基础动画样式
           ======================================================================= */

        /* 关键帧动画 */
        @keyframes spin {
            0% {
                transform: rotate(0deg);
            }

            100% {
                transform: rotate(360deg);
            }
        }

        @keyframes pulse {

            0%,
            100% {
                transform: scale(1);
                opacity: 1;
            }

            50% {
                transform: scale(1.1);
                opacity: 0.8;
            }
        }

        /* 滚动进入动画 */
        .fade-in-up {
            opacity: 0;
            transform: translateY(30px);
            transition: opacity 0.6s ease, transform 0.6s ease;
        }

        .fade-in-up.animated {
            opacity: 1;
            transform: translateY(0);
        }

        .fade-in-left {
            opacity: 0;
            transform: translateX(-30px);
            transition: opacity 0.6s ease, transform 0.6s ease;
        }

        .fade-in-left.animated {
            opacity: 1;
            transform: translateX(0);
        }

        .fade-in-right {
            opacity: 0;
            transform: translateX(30px);
            transition: opacity 0.6s ease, transform 0.6s ease;
        }

        .fade-in-right.animated {
            opacity: 1;
            transform: translateX(0);
        }

        /* =======================================================================
           全局组件样式
           ======================================================================= */



        /* 页面滚动进度条 */
        .scroll-progress {
            position: fixed;
            top: 0;
            left: 0;
            width: 0%;
            height: 3px;
            background: linear-gradient(90deg, #3C6EDD, #ffc107);
            z-index: 1002;
            transition: width 0.1s ease;
        }

        /* 图片懒加载效果 */
        .lazy-image {
            opacity: 0;
            transition: opacity 0.5s ease;
        }

        .lazy-image.loaded {
            opacity: 1;
        }

        /* =======================================================================
           交互效果组件
           ======================================================================= */

        /* 按钮微交互 */
        .btn-micro {
            position: relative;
            overflow: hidden;
            transition: all 0.3s ease;
        }

        .btn-micro::before {
            content: '';
            position: absolute;
            top: 50%;
            left: 50%;
            width: 0;
            height: 0;
            background: rgba(255, 255, 255, 0.2);
            border-radius: 50%;
            transform: translate(-50%, -50%);
            transition: width 0.6s ease, height 0.6s ease;
        }

        .btn-micro:hover::before {
            width: 300px;
            height: 300px;
        }

        /* 卡片悬停效果 */
        .card-hover {
            transition: all 0.3s cubic-bezier(0.25, 0.8, 0.25, 1);
        }

        .card-hover:hover {
            transform: translateY(-8px) scale(1.02);
            box-shadow: 0 15px 35px rgba(0, 0, 0, 0.1);
        }

        /* 导航链接微交互 */
        .nav-link-micro {
            position: relative;
            overflow: hidden;
            transition: color 0.3s ease;
        }

        .nav-link-micro::after {
            content: '';
            position: absolute;
            bottom: -2px;
            left: 0;
            width: 0;
            height: 2px;
            background: #ffc107;
            transition: width 0.3s ease;
        }

        .nav-link-micro:hover::after,
        .nav-link-micro.active::after {
            width: 100%;
        }

        .nav-link-micro:hover {
            color: #3C6EDD;
        }

        .nav-link-micro.active {
            color: #3C6EDD;
            font-weight: 500;
        }


        /* =======================================================================
           页面内容区域样式
           ======================================================================= */

        /* =======================================================================
           Banner 区域样式
           ======================================================================= */

        .banner-section {
            position: relative;
            height: 33vh;
            min-height: 400px;
            max-height: 450px;
            background: url('../../../img/news_bg.png') center center/cover no-repeat;
            display: flex;
            align-items: center;
            justify-content: center;
            color: white;
            text-align: center;
            z-index: 1;
        }

        .banner-content {
            max-width: 600px;
            padding: 0 20px;
        }

        .banner-title {
            font-size: 2.5rem;
            font-weight: 600;
            margin-bottom: 10px;
            text-shadow: 0 2px 8px rgba(0, 0, 0, 0.6);
            line-height: 1.2;
        }

        /* 面包屑样式 */
        .breadcrumb-section {
            position: absolute;
            bottom: 0;
            left: 0;
            right: 0;
            background: #F2F3F5;
            padding: 15px 0;
            z-index: 2;
        }

        .breadcrumb {
            margin: 0;
            background: transparent;
            padding: 0;
            font-size: 14px;
        }

        .breadcrumb-item {
            color: #666;
        }

        .breadcrumb-item + .breadcrumb-item::before {
            content: ">";
            color: #999;
            margin: 0 8px;
        }

        .breadcrumb-item a {
            color: #666;
            text-decoration: none;
            transition: color 0.3s ease;
        }

        .breadcrumb-item a:hover {
            color: #3C6EDD;
        }

        .breadcrumb-item.active {
            color: #333;
            font-weight: 500;
        }

        /* =======================================================================
           新闻详情区域样式
           ======================================================================= */

        .news-section {
            padding: 60px 0;
            background: white;
        }

        .news-detail-container {
            max-width: 800px;
            margin: 0 auto;
            padding: 0 20px;
        }

        .news-title {
            font-size: 28px;
            font-weight: 600;
            color: #333;
            line-height: 1.4;
            margin-bottom: 20px;
            text-align: left;
        }

        .news-meta {
            display: flex;
            align-items: center;
            justify-content: left;
            margin-bottom: 30px;
            padding-bottom: 20px;
            border-bottom: 1px solid #e0e0e0;
        }

        .news-date {
            font-size: 14px;
            color: #999;
            display: flex;
            align-items: left;
        }

        .news-date i {
            margin-right: 6px;
            color: #ccc;
        }

        .news-content {
            color: #333;
            line-height: 1.8;
            font-size: 16px;
        }

        .news-content p {
            margin-bottom: 20px;
            text-align: justify;
        }

        .news-content img {
            max-width: 100%;
            height: auto;
            margin: 30px 0;
            border-radius: 8px;
            box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
            display: block;
            margin-left: auto;
            margin-right: auto;
        }

        /* Banner 移动端适配 */
        @media (max-width: 768px) {
            .banner-section {
                height: 30vh;
                min-height: 250px;
                max-height: 320px;
                margin-top: 40px;
            }

            .banner-title {
                font-size: 1.8rem;
                margin-bottom: 8px;
            }

            .breadcrumb-section {
                padding: 12px 0;
            }

            .breadcrumb {
                font-size: 13px;
            }

            .news-section {
                padding: 40px 0;
            }

            .news-title {
                font-size: 22px;
                margin-bottom: 16px;
            }

            .news-meta {
                margin-bottom: 25px;
                padding-bottom: 15px;
            }

            .news-content {
                font-size: 15px;
            }

            .news-content p {
                margin-bottom: 16px;
            }

            .news-content img {
                margin: 20px 0;
                border-radius: 6px;
            }
        }

        @media (max-width: 480px) {
            .banner-section {
                height: 25vh;
                min-height: 220px;
                max-height: 280px;
                margin-top: 40px;
            }

            .banner-title {
                font-size: 1.5rem;
            }

            .breadcrumb-section {
                padding: 10px 0;
            }

            .breadcrumb {
                font-size: 12px;
            }

            .news-title {
                font-size: 20px;
            }

            .news-content {
                font-size: 14px;
            }
        }




        /* =======================================================================
           导航栏样式
           ======================================================================= */

        /* PC端导航栏 */
        .nav-links a {
            color: #333;
            margin: 0 20px;
            text-decoration: none;
            font-size: 16px;
            font-weight: 400;
            padding: 10px 0;
            position: relative;
            transition: color 0.3s ease;
            z-index: 1000;
        }

        .nav-links a:hover,
        .nav-links a.active {
            color: #3C6EDD;
        }

        .nav-links a::after {
            content: '';
            position: absolute;
            bottom: -2px;
            left: 0;
            width: 0;
            height: 2px;
            background-color: #FFD700;
            transition: width 0.3s ease;
        }

        .nav-links a:hover::after,
        .nav-links a.active::after {
            width: 100%;
        }

        /* Ensure no conflicts with mobile navigation */
        .nav-links.d-md-none a::after {
            display: none !important;
        }

        /* PC导航栏滚动悬浮置顶效果 */
        @media (min-width: 769px) {
            .top-nav {
                transition: all 0.3s ease;
                background-color: transparent;
                padding: 20px 0;
                position: absolute;
                top: 0;
                left: 0;
                right: 0;
                z-index: 1001;
                box-shadow: none;
            }

            .top-nav .logo img {
                filter: drop-shadow(0 2px 4px rgba(0, 0, 0, 0.3));
            }

            .top-nav .nav-links a {
                color: white;
                text-shadow: 0 1px 3px rgba(0, 0, 0, 0.3);
            }

            .top-nav .nav-links a:hover,
            .top-nav .nav-links a.active {
                color: #FFFFFF;
            }

            .top-nav.sticky {
                position: fixed;
                top: 0;
                left: 0;
                right: 0;
                background-color: rgba(255, 255, 255, 0.95);
                backdrop-filter: blur(10px);
                box-shadow: 0 2px 20px rgba(0, 0, 0, 0.1);
                padding: 10px 0;
            }

            .top-nav.sticky .logo img {
                height: 30px;
                transition: height 0.3s ease;
                filter: none;
            }

            .top-nav.sticky .nav-links a {
                color: #333;
                text-shadow: none;
            }

            .top-nav.sticky .nav-links a:hover,
            .top-nav.sticky .nav-links a.active {
                color: #3C6EDD;
            }

            /* 为固定导航栏后的内容添加顶部间距 */
            body.nav-sticky .case-section {
                margin-top: 70px;
            }
        }



        @media (max-width: 768px) {

            /* 手机布局 */
            .top-nav {
                padding: 12px 0;
                position: fixed;
                top: 0;
                left: 0;
                right: 0;
                z-index: 1001;
                background: white;
                box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
            }

            /* 移动端banner需要考虑固定导航栏的高度 */
            .banner-section {
                padding-top: 60px; /* 为固定导航栏留出空间 */
            }

            .logo img {
                height: 30px;
            }

            .mobile-menu-btn {
                display: block;
                background: none;
                border: none;
                font-size: 24px;
                color: #192254;
                cursor: pointer;
                z-index: 1002;
                position: relative;
            }

            /* 移动端抽屉菜单 - 重写 */
            .nav-links.d-md-none {
                display: none;
                position: fixed;
                top: 0;
                left: -300px;
                width: 280px;
                height: 100vh;
                background: white;
                z-index: 1000;
                box-shadow: 2px 0 10px rgba(0, 0, 0, 0.1);
                transition: left 0.3s ease;
                overflow-y: auto;
            }

            .nav-links.d-md-none.active {
                display: block;
                /* 改为block布局 */
                left: 0;
            }

            /* 菜单遮罩层 */
            .menu-overlay {
                display: none;
                position: fixed;
                top: 0;
                left: 0;
                width: 100%;
                height: 100%;
                background: rgba(0, 0, 0, 0.5);
                z-index: 999;
                opacity: 0;
                transition: opacity 0.3s ease;
            }

            .menu-overlay.active {
                display: block;
                opacity: 1;
            }

            /* 关闭按钮 - 重写，单独一行显示 */
            .menu-close-btn {
                display: block;
                width: 100%;
                height: 50px;
                background: none;
                border: none;
                font-size: 20px;
                color: #192254;
                cursor: pointer;
                text-align: left;
                padding-left: 20px;
                border-bottom: 1px solid #f0f0f0;
                z-index: 1001;
                position: relative;
                top: 0;
                left: 0;
            }

            .menu-close-btn:hover {
                background-color: #f8f9fa;
            }

            /* 菜单项 - 重写 */
            .nav-links.d-md-none a {
                display: block;
                padding: 15px 30px;
                color: #192254;
                text-decoration: none;
                transition: color 0.3s ease;
            }

            /* 第一个菜单项 - 移除额外的margin */
            .nav-links.d-md-none a:first-child {
                margin-top: 0;
                /* 移除额外间距 */
            }

            /* 最后一个菜单项 */
            .nav-links.d-md-none a:last-child {
                border-bottom: none;
            }

            /* 悬停效果 */
            .nav-links.d-md-none a:hover {
                color: #3C6EDD;
                background-color: #f8f9fa;
            }

            /* Active状态 */
            .nav-links.d-md-none a.active {
                color: #3C6EDD;
                font-weight: 500;
                background-color: transparent;
            }

            /* 移除所有伪元素 */
            .nav-links.d-md-none a::before,
            .nav-links.d-md-none a::after {
                display: none !important;
            }
        }




        /* 移动端栅格系统优化 - 参考index.html样式 */
        @media (max-width: 768px) {


            /* ../static移动端样式 - 已提取到main.css */
        }