* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
            font-family: "Microsoft Yahei", Arial, sans-serif;
            scroll-behavior: smooth; /* 平滑滚动 */
        }
        /* 全局样式 - 工业蓝配色体系 */
        :root {
            --industrial-blue: #0F52BA; /* 工业蓝主色 */
            --industrial-blue-light: #1A68C2; /* 工业蓝浅调 */
            --industrial-blue-lighter: #E6F0FF; /* 工业蓝极浅调 */
            --industrial-blue-dark: #08336B; /* 工业蓝深调 */
            --text-dark: #1E293B; /* 深色文字 */
            --text-gray: #475569; /* 灰色文字 */
        }
        body {
            color: var(--text-dark);
            background-color: var(--industrial-blue-lighter);
            line-height: 1.6;
            overflow-x: hidden;
        }
        .container {
            width: 90%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 20px 0;
        }
        /* 面包屑导航样式 - 工业蓝适配 */
        .breadcrumb {
            width: 100%;
            background: rgba(15, 82, 186, 0.05);
            padding: 12px 0;
            border-bottom: 1px solid rgba(15, 82, 186, 0.1);
        }
        .breadcrumb-container {
            width: 90%;
            max-width: 1200px;
            margin: 0 auto;
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 14px;
        }
        .breadcrumb-item {
            display: flex;
            align-items: center;
            color: var(--text-gray);
        }
        .breadcrumb-item a {
            color: var(--industrial-blue);
            text-decoration: none;
            transition: color 0.3s ease;
        }
        .breadcrumb-item a:hover {
            color: var(--industrial-blue-dark);
            text-decoration: underline;
        }
        .breadcrumb-separator {
            color: #64748B;
            margin: 0 6px;
        }
        .breadcrumb-item.active {
            color: var(--industrial-blue-dark);
            font-weight: 500;
        }
        /* 全屏Banner样式 - 工业蓝渐变 */
        .fullscreen-banner {
            width: 100%;
            height: 300px;
            background: linear-gradient(rgba(8, 51, 107, 0.8), rgba(15, 82, 186, 0.9)), 
                        url('https://img0.baidu.com/it/u=3825698765,202546899&fm=253&fmt=auto&app=138&f=JPEG?w=1200&h=300') center/cover no-repeat;
            position: relative;
            display: flex;
            align-items: center;
            justify-content: center;
            margin-bottom: 40px;
            box-shadow: 0 8px 25px rgba(0,0,0,0.15);
            overflow: hidden;
        }
        .banner-content {
            text-align: center;
            color: white;
            z-index: 2;
            padding: 0 20px;
            animation: fadeInUp 1s ease forwards;
        }
        .banner-title {
            font-size: 38px;
            margin-bottom: 15px;
            letter-spacing: 1px;
            text-shadow: 0 2px 10px rgba(0,0,0,0.3);
        }
        .banner-desc {
            font-size: 18px;
            margin-bottom: 25px;
            max-width: 800px;
            margin-left: auto;
            margin-right: auto;
            text-shadow: 0 1px 5px rgba(0,0,0,0.2);
        }
        .banner-btn {
            display: inline-block;
            padding: 12px 30px;
            background: linear-gradient(135deg, var(--industrial-blue) 0%, var(--industrial-blue-dark) 100%);
            color: white;
            text-decoration: none;
            border-radius: 50px;
            font-size: 16px;
            font-weight: 500;
            box-shadow: 0 4px 15px rgba(15, 82, 186, 0.3);
            transition: all 0.3s ease;
            border: none;
            cursor: pointer;
        }
        .banner-btn:hover {
            transform: translateY(-3px);
            box-shadow: 0 8px 20px rgba(15, 82, 186, 0.4);
            background: linear-gradient(135deg, var(--industrial-blue-light) 0%, var(--industrial-blue-dark) 100%);
        }
        .banner-btn:active {
            transform: translateY(1px);
        }
        /* 左侧锚点导航栏 - 工业蓝渐变 */
        .side-nav {
            position: fixed;
            left: 0;
            top: 70%;
            transform: translateY(-50%);
            width: 200px;
            background: linear-gradient(180deg, var(--industrial-blue) 0%, var(--industrial-blue-dark) 100%);
            border-radius: 0 12px 12px 0;
            box-shadow: 4px 0 20px rgba(0,0,0,0.15);
            padding: 25px 15px;
            z-index: 999;
            height: auto;
            max-height: 80vh;
            overflow-y: auto;
        }
        /* 锚点链接区域 */
        .nav-links {
            margin-bottom: 30px;
            border-bottom: 1px solid rgba(255,255,255,0.2);
            padding-bottom: 20px;
        }
        .nav-link-item {
            display: block;
            color: white;
            text-decoration: none;
            padding: 12px 10px;
            margin-bottom: 8px;
            border-radius: 8px;
            transition: all 0.3s ease;
            font-size: 15px;
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .nav-link-item i {
            font-size: 16px;
            color: #B8D4FF;
        }
        .nav-link-item:hover {
            background: rgba(255,255,255,0.1);
            transform: translateX(5px);
            color: #B8D4FF;
        }
        .nav-link-item.active {
            background: var(--industrial-blue-light);
            color: white;
        }
        /* 联系方式区域 */
        .nav-contact {
            color: #E2E8F0;
        }
        .nav-contact-title {
            font-size: 16px;
            font-weight: 600;
            margin-bottom: 15px;
            color: #B8D4FF;
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .nav-contact-item {
            display: flex;
            align-items: center;
            gap: 8px;
            margin-bottom: 10px;
            font-size: 14px;
        }
        .nav-contact-item i {
            color: #B8D4FF;
            font-size: 14px;
        }
        .nav-contact-item a {
            color: #E2E8F0;
            text-decoration: none;
            transition: color 0.3s ease;
        }
        .nav-contact-item a:hover {
            color: #B8D4FF;
            text-decoration: underline;
        }
        /* 动画定义 */
        @keyframes fadeInUp {
            from {
                opacity: 0;
                transform: translateY(30px);
            }
            to {
                opacity: 1;
                transform: translateY(0);
            }
        }
        @keyframes pulse {
            0% { transform: scale(1); }
            50% { transform: scale(1.05); }
            100% { transform: scale(1); }
        }
        @keyframes float {
            0% { transform: translateY(0px); }
            50% { transform: translateY(-10px); }
            100% { transform: translateY(0px); }
        }
        .animate {
            opacity: 0;
            transition: all 0.8s ease;
        }
        .animate.active {
            animation: fadeInUp 0.8s ease forwards;
        }
        /* 头部导航 - 工业蓝渐变+吸顶 */
        header {
            background: linear-gradient(135deg, var(--industrial-blue-dark) 0%, var(--industrial-blue) 50%, var(--industrial-blue-light) 100%);
            color: white;
            padding: 15px 0;
            box-shadow: 0 4px 20px rgba(0,0,0,0.15);
            position: sticky;
            top: 0;
            z-index: 998;
            transition: all 0.3s ease;
        }
        header.scrolled {
            padding: 10px 0;
            box-shadow: 0 6px 25px rgba(0,0,0,0.2);
        }
        .header-content {
            display: flex;
            justify-content: space-between;
            align-items: center;
        }
        .logo {
            font-size: 26px;
            font-weight: bold;
            letter-spacing: 1px;
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .logo i {
            font-size: 28px;
            animation: pulse 2s infinite;
            color: #B8D4FF;
        }
        nav ul {
            display: flex;
            list-style: none;
        }
        nav li {
            margin-left: 30px;
            position: relative;
        }
        nav a {
            color: white;
            text-decoration: none;
            font-size: 16px;
            transition: all 0.3s;
            padding: 5px 0;
        }
        nav a::after {
            content: "";
            position: absolute;
            bottom: 0;
            left: 0;
            width: 0;
            height: 2px;
            background: #B8D4FF;
            transition: width 0.3s ease;
        }
        nav a:hover {
            color: #B8D4FF;
        }
        nav a:hover::after {
            width: 100%;
        }
        /* 标题模块 - 工业蓝文字渐变 */
        .title-section {
            text-align: center;
            padding: 40px 0;
            position: relative;
            margin-bottom: 40px;
        }
        .title-section::before {
            content: "";
            position: absolute;
            top: 0;
            left: 50%;
            transform: translateX(-50%);
            width: 80%;
            height: 100%;
            background: radial-gradient(circle, rgba(15, 82, 186, 0.1) 0%, rgba(230, 240, 255, 0) 70%);
            z-index: -1;
        }
        .title-section h1 {
            font-size: 42px;
            background: linear-gradient(135deg, var(--industrial-blue-dark) 0%, var(--industrial-blue) 100%);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            margin-bottom: 20px;
            letter-spacing: 2px;
        }
        .title-section p {
            font-size: 20px;
            color: var(--text-gray);
            max-width: 800px;
            margin: 0 auto;
            line-height: 1.8;
            position: relative;
            padding: 0 20px;
        }
        .title-section p::before, .title-section p::after {
            content: "★";
            color: var(--industrial-blue);
            margin: 0 10px;
        }
        /* 通用模块样式 */
        .section {
            margin-bottom: 80px;
        }
        .section-title {
            font-size: 32px;
            background: linear-gradient(135deg, var(--industrial-blue-dark) 0%, var(--industrial-blue) 100%);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            margin-bottom: 30px;
            position: relative;
            padding-bottom: 15px;
            display: inline-block;
        }
        .section-title::after {
            content: "";
            position: absolute;
            left: 0;
            bottom: 0;
            width: 100px;
            height: 4px;
            background: linear-gradient(90deg, var(--industrial-blue) 0%, var(--industrial-blue-dark) 100%);
            border-radius: 2px;
            box-shadow: 0 2px 8px rgba(15, 82, 186, 0.3);
        }
        /* 参数模块 - 工业蓝边框/背景 */
        .params {
            background: white;
            padding: 40px;
            border-radius: 16px;
            box-shadow: 0 8px 30px rgba(0,0,0,0.08);
            border-top: 5px solid var(--industrial-blue);
        }
        .param-table {
            width: 100%;
            border-collapse: collapse;
            overflow-x: auto;
            display: block;
            border-radius: 12px;
            overflow: hidden;
            box-shadow: 0 5px 15px rgba(0,0,0,0.05);
        }
        .param-table th, .param-table td {
            border: none;
            padding: 18px 15px;
            text-align: center;
        }
        .param-table th {
            background: linear-gradient(135deg, var(--industrial-blue-dark) 0%, var(--industrial-blue) 100%);
            color: white;
            font-weight: 600;
            font-size: 16px;
            position: relative;
        }
        .param-table th::after {
            content: "";
            position: absolute;
            bottom: 0;
            left: 50%;
            transform: translateX(-50%);
            width: 80%;
            height: 1px;
            background: rgba(255,255,255,0.2);
        }
        .param-table tr {
            transition: all 0.3s ease;
        }
        .param-table tr:nth-child(even) {
            background: var(--industrial-blue-lighter);
        }
        .param-table tr:nth-child(odd) {
            background: white;
        }
        .param-table tr:hover {
            background: linear-gradient(90deg, #F0F7FF 0%, var(--industrial-blue-lighter) 100%);
            transform: scale(1.01);
            box-shadow: 0 5px 10px rgba(0,0,0,0.05);
        }
        .param-table td {
            color: var(--text-gray);
            font-size: 15px;
            border-right: 1px solid #E2E8F0;
        }
        .param-table td:last-child {
            border-right: none;
        }
        .param-note {
            margin-top: 25px;
            color: var(--text-gray);
            font-size: 15px;
            padding: 15px;
            background: var(--industrial-blue-lighter);
            border-radius: 8px;
            border-left: 4px solid var(--industrial-blue);
        }
        /* 概述模块 - 工业蓝背景点缀 */
        .overview {
            background: white;
            padding: 40px;
            border-radius: 16px;
            box-shadow: 0 8px 30px rgba(0,0,0,0.08);
            position: relative;
            overflow: hidden;
        }
        .overview::before {
            content: "";
            position: absolute;
            top: 0;
            right: 0;
            width: 40%;
            height: 100%;
            background: linear-gradient(135deg, rgba(15, 82, 186, 0.05) 0%, rgba(8, 51, 107, 0.05) 100%);
            z-index: 0;
        }
        .overview-content {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 40px;
            align-items: center;
            position: relative;
            z-index: 1;
        }
        .overview-text h3 {
            font-size: 24px;
            margin-bottom: 20px;
            color: var(--industrial-blue-dark);
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .overview-text h3 i {
            color: var(--industrial-blue);
        }
        .overview-text p {
            margin-bottom: 20px;
            color: var(--text-gray);
            font-size: 16px;
            line-height: 1.8;
        }
        .overview-img {
            border-radius: 12px;
            overflow: hidden;
            box-shadow: 0 10px 25px rgba(0,0,0,0.15);
            transition: all 0.5s ease;
        }
        .overview-img:hover {
            transform: translateY(-10px) scale(1.02);
            box-shadow: 0 15px 30px rgba(0,0,0,0.2);
        }
        .overview-img img {
            width: 100%;
            display: block;
        }
        /* 核心优势 - 工业蓝渐变卡片 */
        .advantage-list {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 25px;
            margin-top: 40px;
            position: relative;
            z-index: 1;
        }
        .advantage-item {
            background: linear-gradient(135deg, var(--industrial-blue-lighter) 0%, #F0F7FF 100%);
            padding: 30px 20px;
            border-radius: 12px;
            text-align: center;
            box-shadow: 0 5px 15px rgba(0,0,0,0.08);
            transition: all 0.4s ease;
            position: relative;
            overflow: hidden;
        }
        .advantage-item::before {
            content: "";
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 4px;
            background: linear-gradient(90deg, var(--industrial-blue) 0%, var(--industrial-blue-dark) 100%);
            opacity: 0;
            transition: opacity 0.4s ease;
        }
        .advantage-item:hover {
            transform: translateY(-8px);
            box-shadow: 0 10px 25px rgba(15, 82, 186, 0.2);
            animation: float 3s infinite ease-in-out;
        }
        .advantage-item:hover::before {
            opacity: 1;
        }
        .advantage-item i {
            font-size: 36px;
            color: var(--industrial-blue);
            margin-bottom: 15px;
            background: white;
            width: 70px;
            height: 70px;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            margin-left: auto;
            margin-right: auto;
            box-shadow: 0 4px 10px rgba(15, 82, 186, 0.2);
        }
        .advantage-item h4 {
            font-size: 20px;
            margin-bottom: 12px;
            color: var(--industrial-blue-dark);
            font-weight: 600;
        }
        .advantage-item p {
            color: var(--text-gray);
            font-size: 14px;
            line-height: 1.6;
        }
        /* 应用场景 - 工业蓝边框/图标 */
        .application {
            background: white;
            padding: 40px;
            border-radius: 16px;
            box-shadow: 0 8px 30px rgba(0,0,0,0.08);
        }
        .app-list {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 35px;
            margin-top: 30px;
        }
        .app-item {
            display: flex;
            gap: 25px;
            align-items: flex-start;
            padding: 30px;
            border-radius: 12px;
            background: linear-gradient(135deg, white 0%, var(--industrial-blue-lighter) 100%);
            box-shadow: 0 5px 15px rgba(0,0,0,0.05);
            transition: all 0.4s ease;
            border: 1px solid #E2E8F0;
            position: relative;
            overflow: hidden;
        }
        .app-item::before {
            content: "";
            position: absolute;
            top: 0;
            left: 0;
            width: 5px;
            height: 100%;
            background: linear-gradient(180deg, var(--industrial-blue) 0%, var(--industrial-blue-dark) 100%);
            opacity: 0;
            transition: opacity 0.4s ease;
        }
        .app-item:hover {
            transform: translateY(-8px);
            box-shadow: 0 15px 30px rgba(15, 82, 186, 0.1);
            border-color: var(--industrial-blue);
        }
        .app-item:hover::before {
            opacity: 1;
        }
        .app-icon {
            width: 70px;
            height: 70px;
            background: linear-gradient(135deg, var(--industrial-blue-lighter) 0%, #E0E7FF 100%);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            flex-shrink: 0;
            box-shadow: 0 4px 10px rgba(15, 82, 186, 0.2);
            transition: all 0.3s ease;
        }
        .app-item:hover .app-icon {
            transform: rotate(10deg) scale(1.1);
            background: linear-gradient(135deg, var(--industrial-blue) 0%, var(--industrial-blue-dark) 100%);
        }
        .app-icon i {
            font-size: 32px;
            color: var(--industrial-blue);
            transition: all 0.3s ease;
        }
        .app-item:hover .app-icon i {
            color: white;
        }
        .app-content h4 {
            font-size: 22px;
            color: var(--industrial-blue-dark);
            margin-bottom: 15px;
            font-weight: 600;
        }
        .app-content p {
            color: var(--text-gray);
            margin-bottom: 12px;
            font-size: 15px;
            line-height: 1.8;
        }
        /* 返回顶部按钮 - 工业蓝渐变 */
        .back-to-top {
            position: fixed;
            bottom: 30px;
            right: 30px;
            width: 50px;
            height: 50px;
            background: linear-gradient(135deg, var(--industrial-blue) 0%, var(--industrial-blue-dark) 100%);
            color: white;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            box-shadow: 0 4px 15px rgba(15, 82, 186, 0.3);
            cursor: pointer;
            opacity: 0;
            visibility: hidden;
            transition: all 0.3s ease;
            z-index: 997;
        }
        .back-to-top.active {
            opacity: 1;
            visibility: visible;
        }
        .back-to-top:hover {
            transform: scale(1.1);
            box-shadow: 0 6px 20px rgba(15, 82, 186, 0.4);
        }
        /* 底部 - 工业蓝渐变 */
        footer {
            background: linear-gradient(135deg, var(--industrial-blue-dark) 0%, var(--industrial-blue) 100%);
            color: white;
            padding: 50px 0 30px;
            text-align: center;
            margin-top: 80px;
            position: relative;
        }
        footer::before {
            content: "";
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 10px;
            background: linear-gradient(90deg, var(--industrial-blue) 0%, #B8D4FF 50%, var(--industrial-blue) 100%);
        }
        .footer-content {
            max-width: 1000px;
            margin: 0 auto;
        }
        .footer-contact {
            display: flex;
            justify-content: center;
            gap: 40px;
            margin-bottom: 30px;
            flex-wrap: wrap;
        }
        .footer-contact-item {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 18px;
        }
        .footer-contact-item i {
            font-size: 22px;
            color: #B8D4FF;
        }
        .footer-content p {
            margin-bottom: 15px;
            color: #E2E8F0;
            font-size: 15px;
        }
        /* 响应式适配 */
        @media (max-width: 992px) {
            body {
                padding-left: 0; /* 小屏隐藏左侧栏 */
            }
            .side-nav {
                display: none;
            }
            .overview-content {
                grid-template-columns: 1fr;
            }
            .advantage-list {
                grid-template-columns: repeat(2, 1fr);
            }
            .app-list {
                grid-template-columns: 1fr;
            }
            .title-section h1 {
                font-size: 36px;
            }
            .section-title {
                font-size: 28px;
            }
            /* 响应式Banner */
            .fullscreen-banner {
                height: 220px;
            }
            .banner-title {
                font-size: 28px;
            }
            .banner-desc {
                font-size: 16px;
            }
            .banner-btn {
                padding: 10px 25px;
                font-size: 14px;
            }
        }
        @media (max-width: 576px) {
            .header-content {
                flex-direction: column;
                gap: 15px;
            }
            nav ul {
                flex-direction: column;
                align-items: center;
                gap: 10px;
            }
            nav li {
                margin-left: 0;
            }
            .advantage-list {
                grid-template-columns: 1fr;
            }
            .overview, .params, .application {
                padding: 25px 20px;
            }
            .param-table th, .param-table td {
                padding: 12px 8px;
                font-size: 14px;
            }
            .title-section {
                padding: 30px 0;
            }
            .title-section h1 {
                font-size: 30px;
            }
            .title-section p {
                font-size: 18px;
            }
            .footer-contact {
                gap: 20px;
            }
            .footer-contact-item {
                font-size: 16px;
            }
            .back-to-top {
                width: 45px;
                height: 45px;
                bottom: 20px;
                right: 20px;
            }
            /* 移动端Banner */
            .fullscreen-banner {
                height: 180px;
            }
            .banner-title {
                font-size: 22px;
                margin-bottom: 10px;
            }
            .banner-desc {
                font-size: 14px;
                margin-bottom: 15px;
            }
            .banner-btn {
                padding: 8px 20px;
                font-size: 13px;
            }
            /* 移动端面包屑 */
            .breadcrumb-container {
                font-size: 13px;
            }
        }