/* 森瑞精密官网首页 — 由 index.html 内联样式收敛而来 (2026-08-14) */

        /* =========================================
           1. 基础设置与变量 (Base & Variables)
           ========================================= */
        :root {
            /* 品牌色 */
            --primary-color: #3380C8;        /* 科技蓝 */
            --primary-light: #e6f0fa;        /* 极浅蓝 */
            --primary-dark: #25629c;         /* 深蓝（悬浮态） */
            --accent-color: #00c853;         /* 成功绿 */
            
            /* 中性色 */
            --text-main: #1a202c;            /* 主要文字 */
            --text-sub: #4a5568;             /* 次要文字 */
            --text-light: #718096;           /* 浅色文字 */
            
            /* 玻璃拟态配置 */
            --glass-bg: rgba(255, 255, 255, 0.02); 
            --glass-card-bg: rgba(255, 255, 255, 0.45); 
            --border-color: rgba(255, 255, 255, 0.3);

            /* 布局与阴影 */
            --container-width: 1200px;
            --border-radius: 16px;
            --shadow-sm: 0 4px 6px -1px rgba(0,0,0,0.02);
            --shadow-md: 0 10px 15px -3px rgba(0,0,0,0.06);
            --shadow-lg: 0 25px 50px -12px rgba(51, 128, 200, 0.15);
            
            /* 动画 */
            --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
        }

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

        body {
            font-family: 'Inter', -apple-system, BlinkMacSystemFont, "Microsoft YaHei", sans-serif;
            color: var(--text-main);
            line-height: 1.6;
            overflow-x: hidden;
            position: relative;
            padding-top: 20px; 
            background-color: transparent;
            min-height: 100vh;
        }

        /* 渐变背景层 */
        body::before {
            content: "";
            position: fixed;
            top: 0; left: 0;
            width: 100%; height: 100%;
            background: linear-gradient(135deg, #f5f7fa 0%, #eef2f7 100%);
            z-index: -2; 
            pointer-events: none;
        }

        /* Canvas 粒子动画层 */
        #global-canvas {
            position: fixed;
            top: 0; left: 0;
            width: 100%; height: 100%;
            z-index: -1; 
            pointer-events: none; 
        }

        a { text-decoration: none; color: inherit; transition: var(--transition); }
        ul { list-style: none; }
        img { max-width: 100%; display: block; }

        /* 容器 */
        .container {
            max-width: var(--container-width);
            margin: 0 auto;
            padding: 0 20px;
        }

        /* 间距工具类 */
        .section-padding { padding: 5rem 0; }

        /* 磨砂玻璃 Section 样式 */
        .glass-section {
            background-color: var(--glass-bg); 
            backdrop-filter: blur(6px); 
            -webkit-backdrop-filter: blur(6px);
            border-top: 1px solid rgba(255,255,255,0.2);
            border-bottom: 1px solid rgba(255,255,255,0.2);
            position: relative;
            z-index: 1; 
        }

        .text-center { text-align: center; }

        /* 标题样式 */
        .section-header { text-align: center; margin-bottom: 3.5rem; position: relative; }
        .section-title { font-size: 2.25rem; font-weight: 700; color: var(--text-main); margin-bottom: 1rem; letter-spacing: -0.5px; }
        .section-line { width: 60px; height: 4px; background: var(--primary-color); margin: 0 auto 1rem; border-radius: 2px; }
        .section-subtitle { font-size: 1.1rem; color: var(--text-sub); max-width: 600px; margin: 0 auto; }

        /* 按钮样式 */
        .btn { display: inline-flex; align-items: center; justify-content: center; padding: 0.8rem 2rem; border-radius: 50px; font-weight: 600; font-size: 1rem; transition: var(--transition); cursor: pointer; border: 2px solid transparent; }
        .btn-primary { background: var(--primary-color); color: white; box-shadow: 0 4px 10px rgba(51, 128, 200, 0.3); }
        .btn-primary:hover { background: var(--primary-dark); transform: translateY(-2px); box-shadow: 0 6px 15px rgba(51, 128, 200, 0.4); }
        .btn-secondary { background: transparent; color: var(--primary-color); border-color: var(--primary-color); }
        .btn-secondary:hover { background: rgba(51, 128, 200, 0.05); transform: translateY(-2px); }
        .btn-outline { background: transparent; color: var(--text-sub); border-color: #cbd5e0; }
        .btn-outline:hover { border-color: var(--primary-color); color: var(--primary-color); }
        .btn-light { background: white; color: var(--text-main); }

        /* =========================================
           2. 悬浮灵动岛导航栏
           ========================================= */
        .navbar {
            position: fixed;
            top: 20px;
            left: 50%;
            transform: translateX(-50%);
            width: 95%;
            max-width: 1280px;
            height: 72px;
            background: rgba(255, 255, 255, 0.65); 
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            border-radius: 24px;
            box-shadow: 0 10px 30px rgba(0,0,0,0.05), 0 1px 0 rgba(255,255,255,0.4) inset;
            z-index: 1000;
            border: 1px solid rgba(255,255,255,0.4);
            transition: all 0.4s ease;
        }

        .navbar.scrolled {
            top: 10px;
            width: 98%;
            background: rgba(255, 255, 255, 0.85);
            box-shadow: 0 15px 40px rgba(0,0,0,0.1);
        }

        .nav-container { height: 100%; display: flex; justify-content: space-between; align-items: center; padding: 0 1.5rem; }
        .nav-logo { display: flex; align-items: center; }
        .logo-img { height: 36px; width: auto; }
        .nav-menu-wrapper { display: flex; align-items: center; }
        .nav-list { display: flex; align-items: center; gap: 0.5rem; }
        .nav-item { position: relative; }

        .nav-link { font-size: 0.95rem; font-weight: 500; color: var(--text-main); padding: 0.6rem 1.2rem; border-radius: 50px; transition: all 0.3s ease; display: flex; align-items: center; gap: 4px; }
        .nav-link:hover, .nav-link.active { background: rgba(51, 128, 200, 0.08); color: var(--primary-color); }
        .arrow-icon { font-size: 0.7rem; opacity: 0.6; margin-top: 2px; transition: transform 0.3s ease; }
        .nav-item:hover .arrow-icon { transform: rotate(180deg); }
        .nav-link::after { display: none; }

        /* 2.1 二级导航 (Mega Menu) */
        .dropdown-menu {
            position: absolute;
            top: calc(100% + 15px); left: 50%; transform: translateX(-50%) translateY(20px);
            background: rgba(255, 255, 255, 0.9); backdrop-filter: blur(25px); -webkit-backdrop-filter: blur(25px);
            border: 1px solid rgba(255, 255, 255, 0.8); border-radius: 16px;
            box-shadow: 0 20px 50px -10px rgba(51, 128, 200, 0.15), 0 0 0 1px rgba(255,255,255,0.6) inset;
            opacity: 0; visibility: hidden; transition: all 0.4s cubic-bezier(0.165, 0.84, 0.44, 1);
            min-width: 480px; padding: 12px; z-index: 1100;
        }
        .nav-item::after { content: ''; position: absolute; top: 100%; left: 0; width: 100%; height: 20px; background: transparent; }
        .has-dropdown:hover .dropdown-menu { opacity: 1; visibility: visible; transform: translateX(-50%) translateY(0); }
        .dropdown-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 8px; }
        .dropdown-link { display: flex; align-items: center; padding: 14px 16px; border-radius: 12px; text-decoration: none; transition: all 0.2s ease; border: 1px solid transparent; }
        .dropdown-link:hover { background: linear-gradient(to right, #f0f9ff, #f8fafc); border-color: rgba(51, 128, 200, 0.1); transform: translateX(4px); box-shadow: 0 4px 12px rgba(51, 128, 200, 0.06); }
        .dropdown-icon { width: 36px; height: 36px; display: flex; align-items: center; justify-content: center; background: white; border-radius: 10px; color: var(--primary-color); margin-right: 14px; box-shadow: 0 2px 5px rgba(0,0,0,0.05); border: 1px solid rgba(0,0,0,0.03); transition: all 0.3s ease; flex-shrink: 0; }
        .dropdown-link:hover .dropdown-icon { background: var(--primary-color); color: white; transform: rotate(-5deg) scale(1.1); }
        .dropdown-icon svg { width: 20px; height: 20px; }
        .dropdown-text { display: flex; flex-direction: column; }
        .dropdown-title { font-size: 0.95rem; font-weight: 600; color: var(--text-main); line-height: 1.3; }
        .dropdown-desc { font-size: 0.75rem; color: var(--text-light); margin-top: 3px; font-weight: 400; }
        .dropdown-link:hover .dropdown-title { color: var(--primary-color); }

        /* 2.2 导航右侧操作区 (含语言切换) */
        .nav-actions { display: flex; align-items: center; gap: 0.8rem; }

        /* 语言选择器样式 */
        .lang-selector { position: relative; }
        .lang-btn {
            background: transparent; border: none; cursor: pointer;
            display: flex; align-items: center; gap: 6px;
            padding: 8px 12px; border-radius: 50px;
            color: var(--text-main); font-weight: 500; font-size: 0.9rem;
            transition: all 0.3s ease;
        }
        .lang-btn:hover, .lang-selector.active .lang-btn { 
            background: rgba(51, 128, 200, 0.08); color: var(--primary-color); 
        }
        .lang-icon { width: 18px; height: 18px; stroke-width: 2px; }
        .lang-text { font-family: 'JetBrains Mono', monospace; font-size: 0.85rem; }
        .lang-arrow { font-size: 0.7rem; opacity: 0.6; transition: transform 0.3s; margin-top: 2px; }
        .lang-selector:hover .lang-arrow, .lang-selector.active .lang-arrow { transform: rotate(180deg); }

        .lang-menu {
            position: absolute; top: 120%; right: 0;
            background: rgba(255, 255, 255, 0.95);
            backdrop-filter: blur(20px); -webkit-backdrop-filter: blur(20px);
            border: 1px solid rgba(255, 255, 255, 0.8);
            border-radius: 12px;
            padding: 6px; min-width: 130px;
            box-shadow: 0 10px 30px rgba(0,0,0,0.1);
            opacity: 0; visibility: hidden; transform: translateY(10px);
            transition: all 0.3s cubic-bezier(0.165, 0.84, 0.44, 1);
            list-style: none; z-index: 1200;
        }
        .lang-selector:hover .lang-menu, .lang-selector.active .lang-menu { 
            opacity: 1; visibility: visible; transform: translateY(0); 
        }

        .lang-item a {
            display: flex; align-items: center; justify-content: space-between;
            padding: 8px 12px; font-size: 0.9rem; color: var(--text-sub); 
            border-radius: 8px; text-decoration: none; transition: all 0.2s;
        }
        .lang-item a:hover { background: var(--primary-light); color: var(--primary-color); }
        .lang-item a.active { color: var(--primary-color); font-weight: 600; background: rgba(51, 128, 200, 0.05); }
        .check-icon { width: 14px; height: 14px; opacity: 0; transform: scale(0.5); transition: all 0.2s; }
        .lang-item a.active .check-icon { opacity: 1; transform: scale(1); }

        /* CTA 按钮 */
        .btn-nav-cta { background: linear-gradient(135deg, var(--primary-color), var(--primary-dark)); color: white; padding: 0.6rem 1.5rem; border-radius: 50px; font-size: 0.9rem; font-weight: 600; box-shadow: 0 4px 15px rgba(51, 128, 200, 0.3); transition: var(--transition); }
        .btn-nav-cta:hover { transform: translateY(-2px); box-shadow: 0 6px 20px rgba(51, 128, 200, 0.4); }

        .mobile-cta-box { display: none; margin-top: 1rem; }
        .hamburger { display: none; cursor: pointer; flex-direction: column; width: 24px; gap: 5px; }
        .bar { height: 2px; background: #333; width: 100%; border-radius: 2px; transition: 0.3s; }

        /* =========================================
           3. Hero Banner
           ========================================= */
        .hero { position: relative; height: 100vh; min-height: 600px; display: flex; align-items: center; background: transparent; overflow: hidden; padding-top: 90px; }
        .hero-content { position: relative; z-index: 5; display: grid; grid-template-columns: 1fr 1fr; gap: 4rem; align-items: center; }
        .hero-title { font-size: 3.5rem; line-height: 1.15; margin-bottom: 1.5rem; color: #2d3748; }
        .highlight { color: var(--primary-color); }
        .hero-subtitle { font-size: 1.25rem; color: var(--text-sub); margin-bottom: 2.5rem; }
        .hero-stats { display: flex; gap: 3rem; margin-bottom: 3rem; border-left: 4px solid var(--primary-color); padding-left: 2rem; }
        .stat-number { font-family: 'JetBrains Mono', monospace; font-size: 2rem; font-weight: 800; color: var(--primary-color); line-height: 1; display: block; margin-bottom: 0.3rem; }
        .stat-label { font-size: 0.875rem; color: var(--text-light); text-transform: uppercase; letter-spacing: 1px; }
        .hero-image img { border-radius: 20px; box-shadow: var(--shadow-lg); transform: perspective(1000px) rotateY(-5deg); transition: transform 0.5s ease; }
        .hero-image:hover img { transform: perspective(1000px) rotateY(0deg); }
        .scroll-indicator { position: absolute; bottom: 30px; left: 50%; transform: translateX(-50%); z-index: 10; animation: bounce 2s infinite; }
        .scroll-arrow { width: 24px; height: 24px; border-right: 2px solid var(--primary-color); border-bottom: 2px solid var(--primary-color); transform: rotate(45deg); }

        /* =========================================
           4. 通用卡片布局
           ========================================= */
        .info-card {
            background: var(--glass-card-bg); 
            backdrop-filter: blur(8px); -webkit-backdrop-filter: blur(8px);
            border: 1px solid var(--border-color); padding: 2.5rem 2rem;
            border-radius: var(--border-radius); text-align: center; transition: var(--transition);
        }
        .info-card:hover { transform: translateY(-8px); box-shadow: var(--shadow-lg); background: rgba(255, 255, 255, 0.7); }
        .about-grid { display: grid; gap: 2rem; grid-template-columns: repeat(auto-fit, minmax(320px, 1fr)); }
        .card-icon-wrapper { height: 70px; margin: 0 auto 1.5rem auto; display: flex; justify-content: center; align-items: center; }
        .card-icon { height: 100%; width: auto; }
        .info-card h3 { margin-bottom: 1rem; color: var(--text-main); }
        .info-card p { color: var(--text-sub); font-size: 0.95rem; }

        /* 4.2 主营业务卡片 */
        .grid-2x2 { display: grid; grid-template-columns: repeat(2, 1fr); gap: 2rem; max-width: 1000px; margin: 0 auto; position: relative; z-index: 2; }
        .big-tech-card {
            background: var(--glass-card-bg); backdrop-filter: blur(8px);
            border-radius: 20px; border: 1px solid var(--border-color);
            display: flex; flex-direction: column; justify-content: space-between;
            transition: box-shadow 0.3s ease, transform 0.3s ease; overflow: hidden; position: relative;
        }
        .big-tech-card::before { content: ""; position: absolute; top: 0; left: 0; right: 0; bottom: 0; border-radius: 20px; padding: 2px; background: radial-gradient(600px circle at var(--mouse-x) var(--mouse-y), rgba(51, 128, 200, 0.5), transparent 40%); -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0); -webkit-mask-composite: xor; mask-composite: exclude; z-index: 2; opacity: 0; transition: opacity 0.3s ease; pointer-events: none; }
        .big-tech-card:hover::before { opacity: 1; }
        .big-tech-card:hover { transform: translateY(-5px); box-shadow: 0 20px 40px -10px rgba(51, 128, 200, 0.15); }
        .card-content-wrapper { background: rgba(255, 255, 255, 0.4); border-radius: 19px 19px 0 0; height: 100%; display: flex; flex-direction: column; justify-content: space-between; position: relative; z-index: 1; }
        .card-main-link { display: flex; flex-direction: column; flex-grow: 1; text-decoration: none; color: inherit; cursor: pointer; }
        .card-top-row { padding: 2rem 2rem 1rem; display: flex; align-items: center; gap: 1.5rem; border-bottom: 1px solid rgba(0,0,0,0.03); background: linear-gradient(to bottom, rgba(255,255,255,0.1), rgba(255,255,255,0.4)); }
        .card-icon-bg { width: 64px; height: 64px; background: rgba(238, 244, 250, 0.7); border-radius: 16px; display: flex; align-items: center; justify-content: center; border: 1px solid rgba(51, 128, 200, 0.1); }
        .card-big-icon { width: 36px; height: 36px; color: var(--primary-color); transition: var(--transition); }
        .card-header-text h3 { margin: 0; font-size: 1.35rem; color: var(--text-main); line-height: 1.2; }
        .card-badge { display: inline-block; font-size: 0.75rem; margin-top: 5px; background: rgba(51, 128, 200, 0.1); color: var(--primary-color); padding: 2px 8px; border-radius: 4px; font-weight: 600; }
        .card-body-content { padding: 1.5rem 2rem; flex-grow: 1; }
        .card-body-content p { font-size: 0.95rem; color: var(--text-sub); margin-bottom: 1.5rem; line-height: 1.7; }
        .viz-container { background: rgba(248, 250, 252, 0.3); border-radius: 12px; padding: 1rem; border: 1px dashed rgba(226, 232, 240, 0.8); }
        .viz-label { display: flex; justify-content: space-between; font-size: 0.85rem; font-weight: 600; margin-bottom: 6px; color: var(--text-sub); }
        .viz-value { font-family: 'JetBrains Mono'; color: var(--primary-color); }
        .progress-bar-bg { height: 6px; background: #e2e8f0; border-radius: 3px; overflow: hidden; margin-bottom: 10px; }
        .progress-bar-fill { height: 100%; background: var(--primary-color); border-radius: 3px; }
        .viz-tags { display: flex; gap: 10px; font-size: 0.8rem; color: var(--text-light); }
        .viz-stats-row { display: flex; justify-content: space-between; }
        .stat-box { text-align: center; flex: 1; }
        .stat-val { display: block; font-family: 'JetBrains Mono'; font-weight: 700; font-size: 1.1rem; color: var(--text-main); }
        .stat-name { font-size: 0.75rem; color: var(--text-light); }
        .wave-graph svg { width: 100%; height: 30px; stroke-dasharray: 200; stroke-dashoffset: 200; animation: drawLine 2s forwards ease-in-out; }
        @keyframes drawLine { to { stroke-dashoffset: 0; } }
        .target-scope { position: relative; height: 50px; display: flex; align-items: center; justify-content: center; }
        .scope-circle { width: 40px; height: 40px; border: 1px solid var(--primary-color); border-radius: 50%; position: relative; }
        .scope-circle::after { content:''; position: absolute; top: 50%; left: 50%; width: 4px; height: 4px; background: var(--accent-color); border-radius: 50%; transform: translate(-50%, -50%); }
        .scope-crosshair-x, .scope-crosshair-y { position: absolute; background: rgba(51, 128, 200, 0.3); }
        .scope-crosshair-x { width: 100%; height: 1px; top: 50%; }
        .scope-crosshair-y { height: 100%; width: 1px; left: 50%; }
        .scope-label { margin-left: 15px; font-size: 0.8rem; font-weight: 600; line-height: 1.2; }
        .card-action-row { padding: 1rem 2rem; border-top: 1px solid rgba(240,240,240,0.5); display: flex; justify-content: space-between; align-items: center; background: rgba(255,255,255,0.6); border-radius: 0 0 19px 19px; z-index: 1; }
        .ai-indicator { display: flex; align-items: center; gap: 8px; font-size: 0.8rem; color: var(--text-light); font-weight: 500; }
        .pulse-ring { width: 8px; height: 8px; background: var(--accent-color); border-radius: 50%; box-shadow: 0 0 0 0 rgba(0, 200, 83, 0.7); animation: pulse-green 2s infinite; }
        @keyframes pulse-green { 0% { transform: scale(0.95); box-shadow: 0 0 0 0 rgba(0, 200, 83, 0.7); } 70% { transform: scale(1); box-shadow: 0 0 0 6px rgba(0, 200, 83, 0); } 100% { transform: scale(0.95); box-shadow: 0 0 0 0 rgba(0, 200, 83, 0); } }
        .action-btn { display: inline-flex; align-items: center; gap: 6px; padding: 8px 16px; border-radius: 8px; font-size: 0.9rem; font-weight: 600; color: var(--primary-color); background: rgba(51, 128, 200, 0.08); transition: var(--transition); }
        .big-tech-card:hover .action-btn { background: var(--primary-color); color: #fff; }

        /* =========================================
           4.3 核心产品案例 (数据可视化风格)
           ========================================= */
        .products-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(360px, 1fr)); gap: 2.5rem; }
        .product-card { position: relative; background: rgba(255, 255, 255, 0.6); backdrop-filter: blur(15px); -webkit-backdrop-filter: blur(15px); border: 1px solid rgba(255, 255, 255, 0.5); border-radius: 20px; overflow: hidden; transition: all 0.4s cubic-bezier(0.25, 0.8, 0.25, 1); box-shadow: 0 10px 30px -10px rgba(0,0,0,0.05); display: flex; flex-direction: column; }
        .product-card:hover { transform: translateY(-10px); box-shadow: 0 25px 50px -12px rgba(51, 128, 200, 0.25); border-color: rgba(51, 128, 200, 0.4); background: rgba(255, 255, 255, 0.9); }
        .product-img-container { height: 200px; position: relative; overflow: hidden; background: #f1f5f9; border-bottom: 1px solid rgba(0,0,0,0.05); }
        .product-img-container img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.6s cubic-bezier(0.25, 0.8, 0.25, 1); }
        .product-card:hover .product-img-container img { transform: scale(1.08); }
        .category-badge { position: absolute; top: 15px; left: 15px; background: rgba(51, 128, 200, 0.9); color: white; padding: 4px 10px; border-radius: 6px; font-size: 0.75rem; font-weight: 600; z-index: 2; box-shadow: 0 4px 10px rgba(51, 128, 200, 0.3); }
        .product-details { padding: 1.5rem; flex-grow: 1; display: flex; flex-direction: column; }
        .product-header { margin-bottom: 1.2rem; display: flex; justify-content: space-between; align-items: center; }
        .product-header h3 { font-size: 1.25rem; color: var(--text-main); margin: 0; }
        .total-ratio { font-family: 'JetBrains Mono', monospace; font-size: 0.8rem; color: var(--text-light); background: rgba(0,0,0,0.05); padding: 2px 6px; border-radius: 4px; }
        .data-list { display: flex; flex-direction: column; gap: 12px; }
        .data-item { display: flex; flex-direction: column; gap: 4px; }
        .data-info { display: flex; justify-content: space-between; font-size: 0.85rem; color: var(--text-sub); }
        .data-name { font-weight: 500; }
        .data-percent { font-family: 'JetBrains Mono', monospace; color: var(--primary-color); font-weight: 700; }
        .progress-track { width: 100%; height: 6px; background: #e2e8f0; border-radius: 3px; overflow: hidden; }
        .progress-fill { height: 100%; background: linear-gradient(90deg, var(--primary-color), #60a5fa); border-radius: 3px; width: 0%; transition: width 1s cubic-bezier(0.22, 1, 0.36, 1); }
        .product-card:hover .progress-fill { filter: brightness(1.1); }
        .progress-fill.high { background: linear-gradient(90deg, #3380C8, #25629c); }
        .progress-fill.med { background: linear-gradient(90deg, #60a5fa, #3380C8); }
        .progress-fill.low { background: linear-gradient(90deg, #93c5fd, #60a5fa); }
        .card-decoration { margin-top: 1.5rem; padding-top: 1rem; border-top: 1px dashed rgba(0,0,0,0.1); font-size: 0.75rem; color: var(--text-light); display: flex; align-items: center; gap: 6px; }
        .decoration-dot { width: 6px; height: 6px; background: var(--accent-color); border-radius: 50%; animation: pulse-green 2s infinite; }

        /* =========================================
           4.4 生产能力与资质 (Bento Grid 便当盒风格)
           ========================================= */
        .cap-bento-grid {
            display: grid;
            grid-template-columns: 1.5fr 1fr; /* 左大右小 */
            gap: 20px;
            height: 100%;
            margin-top: 2rem;
        }

        .cap-tech-card {
            background: rgba(255, 255, 255, 0.65);
            backdrop-filter: blur(15px);
            border: 1px solid rgba(255, 255, 255, 0.6);
            border-radius: 24px;
            overflow: hidden;
            position: relative;
            transition: all 0.3s ease;
            box-shadow: var(--shadow-md);
        }

        .cap-tech-card:hover {
            transform: translateY(-5px);
            box-shadow: 0 20px 40px -10px rgba(51, 128, 200, 0.15);
            background: rgba(255, 255, 255, 0.85);
        }

        /* 左侧主卡片：智能制造中心 */
        .cap-tech-card.main-equip {
            grid-row: span 2; /* 占满左侧高度 */
            display: flex;
            flex-direction: column;
        }

        .main-equip-img {
            height: 60%;
            width: 100%;
            position: relative;
            overflow: hidden;
        }

        /* 适配图片和视频 */
        .main-equip-img img, 
        .main-equip-img video {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.6s ease;
        }

        .cap-tech-card:hover .main-equip-img img,
        .cap-tech-card:hover .main-equip-img video {
            transform: scale(1.05);
        }

        .live-indicator {
            position: absolute;
            top: 20px; right: 20px;
            background: rgba(0, 0, 0, 0.6);
            backdrop-filter: blur(4px);
            color: #00c853;
            padding: 6px 12px;
            border-radius: 50px;
            font-size: 0.75rem;
            font-weight: 600;
            display: flex;
            align-items: center;
            gap: 6px;
            z-index: 2;
        }

        .live-dot { width: 8px; height: 8px; background: #00c853; border-radius: 50%; animation: pulse-green 1.5s infinite; }

        .equip-content { padding: 2rem; flex-grow: 1; display: flex; flex-direction: column; justify-content: center; }
        .equip-content h3 { font-size: 1.6rem; margin-bottom: 0.5rem; color: var(--text-main); }
        .equip-desc { color: var(--text-sub); margin-bottom: 1.5rem; }

        .equip-tags { display: flex; flex-wrap: wrap; gap: 10px; }
        .equip-badge {
            background: rgba(51, 128, 200, 0.08);
            color: var(--primary-color);
            padding: 8px 14px;
            border-radius: 8px;
            font-size: 0.9rem;
            font-weight: 500;
            display: flex;
            align-items: center;
            gap: 6px;
        }

        /* 右侧小卡片 */
        .cap-tech-card.quality, .cap-tech-card.certs {
            padding: 2rem;
            display: flex;
            flex-direction: column;
            justify-content: center;
        }

        .cap-small-header {
            display: flex;
            align-items: center;
            gap: 12px;
            margin-bottom: 1rem;
        }

        .cap-icon-box {
            width: 48px; height: 48px;
            background: var(--primary-light);
            border-radius: 12px;
            display: flex; align-items: center; justify-content: center;
            color: var(--primary-color);
        }

        .quality-list { display: grid; grid-template-columns: 1fr 1fr; gap: 15px; }
        .q-item { background: rgba(255,255,255,0.5); border: 1px solid rgba(0,0,0,0.05); padding: 10px; border-radius: 8px; text-align: center; }
        .q-val { display: block; font-weight: 700; color: var(--text-main); font-family: 'JetBrains Mono'; }
        .q-label { font-size: 0.75rem; color: var(--text-light); }

        .cert-box {
            display: flex; align-items: center; gap: 15px;
            background: linear-gradient(135deg, #fffbeb, #fff);
            border: 1px solid #fcd34d; padding: 15px;
            border-radius: 12px; position: relative;
        }
        .cert-seal {
            width: 40px; height: 40px; background: #fbbf24; border-radius: 50%;
            display: flex; align-items: center; justify-content: center;
            color: white; font-weight: bold; font-size: 0.7rem;
            box-shadow: 0 4px 10px rgba(251, 191, 36, 0.4);
        }
        .cert-text h4 { margin: 0; font-size: 1rem; color: #92400e; }
        .cert-text p { margin: 0; font-size: 0.8rem; color: #b45309; }

        /* =========================================
           5. Footer (深空悬浮版)
           ========================================= */
        .footer-wrapper { padding: 0 20px 40px; position: relative; z-index: 10; }
        .footer-glass-container {
            max-width: var(--container-width); margin: 0 auto;
            background: linear-gradient(145deg, rgba(30, 41, 59, 0.95), rgba(15, 23, 42, 0.98));
            backdrop-filter: blur(25px); -webkit-backdrop-filter: blur(25px);
            border: 1px solid rgba(255, 255, 255, 0.1); border-top: 1px solid rgba(255, 255, 255, 0.2);
            border-radius: 24px; padding: 3.5rem 3rem 1.5rem;
            box-shadow: 0 20px 50px -10px rgba(2, 6, 23, 0.5); color: #f8fafc; 
        }
        .footer-top { display: grid; grid-template-columns: 1.4fr 0.8fr 1.2fr; gap: 4rem; padding-bottom: 3rem; border-bottom: 1px solid rgba(255, 255, 255, 0.1); margin-bottom: 2rem; }
        .footer-logo { height: 42px; width: auto; margin-bottom: 1.5rem; filter: brightness(0) invert(1); opacity: 0.95; }
        .footer-desc { font-size: 0.95rem; line-height: 1.8; color: #cbd5e1; max-width: 340px; font-weight: 400; }
        .footer-col h4 { color: #ffffff; font-size: 1.1rem; font-weight: 700; margin-bottom: 1.8rem; position: relative; display: inline-block; letter-spacing: 0.5px; }
        .footer-col h4::after { content: ''; position: absolute; bottom: -8px; left: 0; width: 24px; height: 3px; background: var(--primary-color); border-radius: 2px; box-shadow: 0 0 12px rgba(51, 128, 200, 0.6); }
        .footer-links li { margin-bottom: 1rem; }
        .footer-links a { color: #e2e8f0; font-size: 0.95rem; transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1); display: inline-flex; align-items: center; position: relative; padding-left: 0; }
        .footer-links a:hover { color: #ffffff; padding-left: 10px; text-shadow: 0 0 8px rgba(255,255,255,0.3); }
        .footer-links a::before { content: '→'; position: absolute; left: 0; opacity: 0; color: var(--primary-color); transition: all 0.3s ease; transform: translateX(-10px); font-size: 0.9rem; }
        .footer-links a:hover::before { opacity: 1; transform: translateX(0); }
        .contact-item { display: flex; align-items: flex-start; gap: 15px; margin-bottom: 1.4rem; color: #e2e8f0; font-size: 0.95rem; }
        .contact-icon { min-width: 20px; height: 20px; color: #60a5fa; margin-top: 3px; filter: drop-shadow(0 0 4px rgba(96, 165, 250, 0.4)); transition: transform 0.3s ease; }
        .contact-item:hover .contact-icon { transform: scale(1.1); }
        .contact-item a { color: #e2e8f0; border-bottom: 1px solid transparent; transition: border-color 0.3s; }
        .contact-item a:hover { color: #ffffff; border-bottom-color: #ffffff; }
        .footer-bottom { display: flex; justify-content: space-between; align-items: center; font-size: 0.85rem; color: #94a3b8; }
        .footer-bottom-links { display: flex; gap: 2rem; }
        .footer-bottom-links a { color: #94a3b8; transition: color 0.3s; }
        .footer-bottom-links a:hover { color: #f1f5f9; }

        /* 6. Util & Animations */
        .scroll-progress { position: fixed; top: 0; left: 0; height: 3px; background: var(--primary-color); z-index: 2000; width: 0%; transition: width 0.1s; }
        .back-to-top { position: fixed; bottom: 30px; right: 30px; width: 48px; height: 48px; background: var(--primary-color); color: white; border: none; border-radius: 50%; cursor: pointer; box-shadow: 0 4px 12px rgba(51, 128, 200, 0.4); opacity: 0; visibility: hidden; transition: var(--transition); z-index: 999; font-size: 1.2rem; }
        .back-to-top.show { opacity: 1; visibility: visible; }
        .back-to-top:hover { background: var(--primary-dark); transform: translateY(-3px); }
        .fade-in-up { opacity: 0; transform: translateY(30px); transition: 0.8s ease; }
        .fade-in-left { opacity: 0; transform: translateX(-30px); transition: 0.8s ease; }
        .fade-in-right { opacity: 0; transform: translateX(30px); transition: 0.8s ease; }
        .animate { opacity: 1; transform: translate(0, 0); }
        .delay-1 { transition-delay: 0.1s; }
        .delay-2 { transition-delay: 0.2s; }
        .delay-3 { transition-delay: 0.3s; }
        @keyframes bounce { 0%, 20%, 50%, 80%, 100% { transform: translate(-50%, 0) rotate(45deg); } 40% { transform: translate(-50%, -10px) rotate(45deg); } 60% { transform: translate(-50%, -5px) rotate(45deg); } }

        /* 7. Mobile */
        @media (max-width: 992px) {
            .navbar { width: 90%; top: 15px; }
            .hero-content { grid-template-columns: 1fr; text-align: center; }
            .hero-text { margin-bottom: 2rem; }
            .hero-image-container { display: none; }
            .footer-top { grid-template-columns: 1fr; gap: 3rem; text-align: center; }
            .footer-col h4::after { left: 50%; transform: translateX(-50%); }
            .footer-logo { margin: 0 auto 1.5rem; }
            .footer-desc { margin: 0 auto; }
            .contact-item { justify-content: center; }
            .footer-bottom { flex-direction: column; gap: 1rem; text-align: center; }
            .footer-links a:hover { padding-left: 0; }
            
            /* 生产能力部分移动端适配 */
            .cap-bento-grid { grid-template-columns: 1fr; height: auto; }
            .cap-tech-card.main-equip { grid-row: auto; height: 400px; }
        }

        @media (max-width: 768px) {
            .nav-actions .btn-nav-cta { display: none; }
            .mobile-cta-box { display: block; }
            .hamburger { display: flex; margin-left: auto; }
            .nav-menu-wrapper { position: fixed; top: 0; right: -100%; width: 85%; height: 100vh; background: rgba(255,255,255,0.95); backdrop-filter: blur(20px); flex-direction: column; align-items: flex-start; padding: 100px 2rem; gap: 1rem; transition: 0.4s ease; box-shadow: -10px 0 30px rgba(0,0,0,0.1); }
            .nav-menu-wrapper.active { right: 0; }
            .nav-list { flex-direction: column; width: 100%; align-items: flex-start; gap: 0; }
            .nav-item { width: 100%; border-bottom: 1px solid rgba(0,0,0,0.05); }
            .nav-link { padding: 1rem 0; width: 100%; justify-content: space-between; border-radius: 0; font-size: 1.1rem; }
            
            /* 移动端下拉菜单优化 */
            .dropdown-menu { position: static; opacity: 1; visibility: visible; transform: none; box-shadow: none; border: none; background: rgba(240,245,250,0.5); display: none; padding-left: 1rem; width: 100%; padding-top: 0; padding-bottom: 0; min-width: auto; }
            .has-dropdown.active .dropdown-menu { display: block; }
            .dropdown-grid { display: flex; flex-direction: column; gap: 0; }
            .dropdown-link { padding: 10px 0; border-radius: 0; background: transparent !important; box-shadow: none !important; transform: none !important; }
            .dropdown-icon { display: none; } 
            .dropdown-desc { display: none; }
            .dropdown-title { font-weight: 500; font-size: 1rem; color: var(--text-sub); }
            
            .has-dropdown > .nav-link::after { content: '+'; position: static; width: auto; height: auto; background: none; color: var(--primary-color); font-size: 1.2rem; }
            .has-dropdown.active > .nav-link::after { content: '-'; }
            
            .grid-2x2 { grid-template-columns: 1fr; }
            .footer-glass-container { padding: 2.5rem 1.5rem 1.5rem; }
        }

        /* =========================================
           8. ✨ AI 助理 UI 样式
           ========================================= */
        .ai-fab {
            position: fixed;
            bottom: 30px;
            right: 95px; /* 紧挨着回到顶部按钮放置 */
            background-color: var(--primary-color);
            color: #fff;
            padding: 12px 24px;
            border-radius: 30px;
            font-size: 14px;
            cursor: pointer;
            box-shadow: 0 4px 15px rgba(51, 128, 200, 0.4);
            transition: all 0.3s ease;
            border: 1px solid rgba(255,255,255,0.2);
            z-index: 1000;
            display: flex;
            align-items: center;
            gap: 8px;
            font-weight: 600;
        }

        .ai-fab:hover {
            transform: translateY(-3px);
            box-shadow: 0 6px 20px rgba(51, 128, 200, 0.6);
            background-color: var(--primary-dark);
        }

        .ai-modal {
            position: fixed;
            top: 0; left: 0; width: 100%; height: 100%;
            background: rgba(0, 0, 0, 0.5);
            display: none;
            justify-content: center;
            align-items: center;
            z-index: 9999;
            opacity: 0;
            transition: opacity 0.3s ease;
        }

        .ai-modal.show {
            display: flex;
            opacity: 1;
        }

        .ai-panel {
            background: #ffffff;
            width: 400px;
            max-width: 90%;
            border-radius: 12px;
            box-shadow: 0 20px 50px rgba(0,0,0,0.2);
            overflow: hidden;
            display: flex;
            flex-direction: column;
            border: 1px solid var(--border-color);
        }

        .ai-header {
            background: var(--primary-dark);
            color: white;
            padding: 15px 20px;
            display: flex;
            justify-content: space-between;
            align-items: center;
        }
        
        .ai-header h3 {
            font-size: 16px;
            font-weight: normal;
            display: flex;
            align-items: center;
            gap: 8px;
            margin: 0;
        }

        .ai-close {
            background: none;
            border: none;
            color: white;
            font-size: 20px;
            cursor: pointer;
            opacity: 0.8;
            transition: 0.2s;
        }
        .ai-close:hover { opacity: 1; transform: scale(1.1); }

        .ai-tabs {
            display: flex;
            background: #f8fafc;
            border-bottom: 1px solid #e2e8f0;
        }

        .ai-tab {
            flex: 1;
            padding: 12px 0;
            border: none;
            background: none;
            cursor: pointer;
            font-size: 14px;
            color: var(--text-sub);
            border-bottom: 2px solid transparent;
            transition: all 0.2s;
        }

        .ai-tab.active {
            color: var(--primary-color);
            border-bottom: 2px solid var(--primary-color);
            font-weight: bold;
            background: #ffffff;
        }

        .ai-content {
            padding: 20px;
            min-height: 300px;
            max-height: 450px;
            overflow-y: auto;
            font-size: 14px;
            color: var(--text-main);
            line-height: 1.6;
        }

        .ai-section {
            display: none;
            flex-direction: column;
            height: 100%;
        }

        .ai-section.active {
            display: flex;
        }

        .ai-btn {
            background: var(--primary-color);
            color: white;
            border: none;
            padding: 10px 15px;
            border-radius: 8px;
            cursor: pointer;
            font-size: 14px;
            margin-top: 10px;
            transition: background 0.2s;
            display: flex;
            justify-content: center;
            align-items: center;
            gap: 6px;
        }
        .ai-btn:hover { background: var(--primary-dark); }
        .ai-btn:disabled { background: #cbd5e1; cursor: not-allowed; }

        .chat-box {
            flex-grow: 1;
            overflow-y: auto;
            border: 1px solid #e2e8f0;
            padding: 12px;
            border-radius: 8px;
            margin-bottom: 12px;
            display: flex;
            flex-direction: column;
            gap: 12px;
            background: #f8fafc;
            min-height: 200px;
        }

        .chat-msg {
            max-width: 85%;
            padding: 10px 14px;
            border-radius: 12px;
            word-wrap: break-word;
            font-size: 13px;
        }

        .chat-msg.user {
            background: var(--primary-color);
            color: white;
            align-self: flex-end;
            border-bottom-right-radius: 2px;
        }

        .chat-msg.ai {
            background: white;
            color: var(--text-main);
            align-self: flex-start;
            border-bottom-left-radius: 2px;
            border: 1px solid #e2e8f0;
            box-shadow: 0 2px 4px rgba(0,0,0,0.02);
        }

        .chat-input-area {
            display: flex;
            gap: 8px;
        }

        .chat-input-area input {
            flex-grow: 1;
            padding: 10px 14px;
            border: 1px solid #cbd5e1;
            border-radius: 8px;
            outline: none;
            font-size: 14px;
            transition: border-color 0.2s;
        }
        
        .chat-input-area input:focus { border-color: var(--primary-color); }

        .result-area {
            margin-top: 15px;
            padding: 15px;
            background: #f1f5f9;
            border-left: 4px solid var(--primary-color);
            border-radius: 0 8px 8px 0;
            display: none;
            white-space: pre-wrap;
            font-size: 13px;
        }

        .loading {
            display: none;
            text-align: center;
            color: var(--primary-color);
            font-size: 13px;
            margin: 10px 0;
        }

        /* 隐藏打印元素 */
        @media print {
            .ai-fab, .ai-modal, .back-to-top { display: none !important; }
        }


    .core-grid{display:grid;grid-template-columns:1fr 1fr;gap:2.5rem;align-items:center}
    .gauge-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:1.6rem}
    .gauge{text-align:center}
    .ring{position:relative;width:128px;height:128px;margin:0 auto 10px}
    .ring svg{width:100%;height:100%;transform:rotate(-90deg)}
    .ring .track{fill:none;stroke:#e8edf3;stroke-width:11}
    .ring .bar{fill:none;stroke:var(--primary-color);stroke-width:11;stroke-linecap:round;
      stroke-dasharray:339.29;stroke-dashoffset:339.29;transition:stroke-dashoffset 1.5s cubic-bezier(.22,.61,.36,1)}
    .ring.in .bar{stroke-dashoffset:var(--off)}
    .ring .num{position:absolute;inset:0;display:flex;align-items:center;justify-content:center;
      font-family:'JetBrains Mono',monospace;font-weight:800;font-size:1.5rem;color:var(--primary-dark)}
    .gauge p{color:var(--text-sub);font-size:.9rem;margin:0}
    .core-panel{background:var(--glass-card-bg);backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px);border:1px solid var(--border-color);border-radius:var(--border-radius);padding:2rem}
    .viz-bars{display:grid;gap:18px}
    .viz-bar{display:grid;gap:6px}
    .vb-head{display:flex;justify-content:space-between;align-items:baseline}
    .vb-name{font-size:.95rem;color:var(--text-sub);font-weight:600}
    .vb-val{font-family:'JetBrains Mono',monospace;font-weight:700;color:var(--primary-color);font-size:1rem}
    .vb-track{background:#e2e8f0;border-radius:8px;height:12px;overflow:hidden}
    .vb-fill{height:100%;width:0;background:linear-gradient(90deg,var(--primary-color),var(--primary-dark));border-radius:8px;transition:width 1.4s cubic-bezier(.2,.8,.2,1)}
    .core-stats{display:grid;grid-template-columns:repeat(4,1fr);gap:1.5rem;margin-top:2.6rem;text-align:center}
    .core-stat .stat-number{font-size:1.8rem}
    .core-stat-label{font-size:.82rem;color:var(--text-light);margin-top:.3rem}

    .tabs{display:flex;gap:10px;flex-wrap:wrap;justify-content:center;margin-bottom:2rem}
    .tab{padding:.7rem 1.4rem;border-radius:50px;border:1px solid var(--border-color);background:var(--glass-card-bg);color:var(--text-sub);font-weight:600;cursor:pointer;transition:var(--transition);font-size:.92rem}
    .tab:hover{border-color:var(--primary-color);color:var(--primary-color)}
    .tab.on{background:var(--primary-color);color:#fff;border-color:var(--primary-color)}
    .tab-pane{display:none}
    .tab-pane.on{display:block;animation:fadeIn .4s ease}
    @keyframes fadeIn{from{opacity:0;transform:translateY(10px)}to{opacity:1;transform:none}}
    .compare-card{background:var(--glass-card-bg);border:1px solid var(--border-color);border-radius:var(--border-radius);padding:2rem;display:grid;grid-template-columns:1fr 1fr;gap:1.4rem 2.2rem}
    .compare-card h3{grid-column:1/-1;color:var(--text-main);margin:0 0 .4rem;font-size:1.4rem}
    .compare-card .cmp-sub{grid-column:1/-1;color:var(--text-sub);font-size:.95rem;line-height:1.7;margin:0 0 .4rem}
    .cmp-block h4{color:var(--primary-dark);font-size:1rem;margin:0 0 .6rem}
    .cmp-list{list-style:none;display:grid;gap:.5rem}
    .cmp-list li{position:relative;padding-left:1.4rem;color:var(--text-sub);font-size:.92rem;line-height:1.6}
    .cmp-list li::before{content:"";position:absolute;left:0;top:.55rem;width:7px;height:7px;border-radius:50%;background:var(--primary-color)}
    .case-filter{display:flex;gap:10px;flex-wrap:wrap;justify-content:center;margin-bottom:2rem}
    .filter-btn{padding:.6rem 1.3rem;border-radius:50px;border:1px solid var(--border-color);background:var(--glass-card-bg);color:var(--text-sub);font-weight:600;cursor:pointer;transition:var(--transition);font-size:.9rem}
    .filter-btn:hover{border-color:var(--primary-color);color:var(--primary-color)}
    .filter-btn.on{background:var(--primary-color);color:#fff;border-color:var(--primary-color)}
    .case-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:1.8rem}
    .case-card{background:var(--glass-card-bg);border:1px solid var(--border-color);border-radius:var(--border-radius);overflow:hidden;transition:var(--transition)}
    .case-card:hover{transform:translateY(-6px);box-shadow:var(--shadow-lg);border-color:rgba(51,128,200,0.4)}
    .case-thumb{height:150px;background:linear-gradient(135deg,var(--primary-light),#cfe3f7);display:flex;align-items:center;justify-content:center;position:relative}
    .case-thumb svg{width:54px;height:54px;color:var(--primary-color);opacity:.65}
    .case-badge{position:absolute;top:12px;left:12px;background:rgba(51,128,200,0.92);color:#fff;font-size:.72rem;font-weight:600;padding:4px 10px;border-radius:6px}
    .case-body{padding:1.4rem}
    .case-body h3{color:var(--text-main);font-size:1.1rem;margin:0 0 .5rem}
    .case-body p{color:var(--text-sub);font-size:.9rem;line-height:1.7;margin:0 0 1rem}
    .case-tags{display:flex;gap:8px;flex-wrap:wrap}
    .case-tag{font-size:.75rem;color:var(--primary-dark);background:rgba(51,128,200,0.08);padding:3px 10px;border-radius:50px}
    .faq{max-width:820px;margin:0 auto}
    .faq-item{background:var(--glass-card-bg);border:1px solid var(--border-color);border-radius:14px;margin-bottom:14px;overflow:hidden;backdrop-filter:blur(8px)}
    .faq-q{display:flex;justify-content:space-between;align-items:center;gap:16px;padding:18px 22px;cursor:pointer;font-weight:600;color:var(--text-main)}
    .faq-q .pm{width:30px;height:30px;border-radius:50%;background:rgba(51,128,200,.1);color:var(--primary-color);display:flex;align-items:center;justify-content:center;transition:.3s;flex-shrink:0;font-size:1.2rem;line-height:1}
    .faq-item.open .pm{transform:rotate(45deg);background:var(--primary-color);color:#fff}
    .faq-a{max-height:0;overflow:hidden;transition:max-height .4s ease}
    .faq-a p{padding:0 22px 20px;color:var(--text-sub);line-height:1.7;margin:0}
    .cta-band{background:linear-gradient(135deg,var(--primary-color),var(--primary-dark));border-radius:26px;padding:54px 44px;text-align:center;color:#fff;box-shadow:var(--shadow-lg);position:relative;overflow:hidden;margin:3rem auto 0;max-width:1100px}
    .cta-band h2{font-size:clamp(1.6rem,3vw,2.3rem);margin-bottom:12px}
    .cta-band p{opacity:.92;max-width:620px;margin:0 auto 24px;line-height:1.7}
    .cta-band .btn-primary{background:#fff;color:var(--primary-color)}
    .cta-band .btn-primary:hover{background:rgba(255,255,255,.9)}

    @media (max-width:768px){
        .core-grid,.compare-card{grid-template-columns:1fr}
        .core-stats{grid-template-columns:1fr 1fr}
        .case-grid{grid-template-columns:1fr}
    }

    /* ===== 首页视觉优化 v2 (2026-08-14) ===== */
    :root{
      --primary-ink:#1F5C9E;            /* 文字用深蓝，达 WCAG AA ≥4.5:1 */
      --glass-stroke:rgba(51,128,200,0.18);
      --focus:var(--primary-color);
    }

    /* 1) 对比度：小号/正文强调文字由科技蓝改为深蓝，填充与渐变仍用科技蓝 */
    .highlight{color:var(--primary-ink)}
    .stat-number{color:var(--primary-ink)}
    .vb-val{color:var(--primary-ink)}
    .data-percent{color:var(--primary-ink)}
    .viz-value{color:var(--primary-ink)}
    .cmp-block h4{color:var(--primary-ink)}
    .dropdown-title{color:var(--text-main)}

    /* 2) 玻璃卡片可读性：承载文字的卡片提高不透明度并加内描边 */
    .big-tech-card{background:rgba(255,255,255,0.72);border:1px solid var(--glass-stroke)}
    .product-card{background:rgba(255,255,255,0.72)}
    .core-panel{background:rgba(255,255,255,0.72)}
    .case-card{background:rgba(255,255,255,0.72)}
    .faq-item{background:rgba(255,255,255,0.72)}
    .compare-card{background:rgba(255,255,255,0.72)}

    /* 3) 无障碍：键盘聚焦可见 + 跳转链接 */
    :focus-visible{outline:2px solid var(--focus);outline-offset:2px;border-radius:6px}
    .skip-link{position:absolute;left:-9999px;top:0;z-index:3000;background:var(--primary-color);color:#fff;padding:10px 18px;border-radius:0 0 10px 0;font-weight:600;text-decoration:none}
    .skip-link:focus{left:0}

    /* 4) 动效克制：尊重系统“减少动态效果”偏好 */
    @media (prefers-reduced-motion: reduce){
      *,*::before,*::after{animation-duration:.001ms!important;animation-iteration-count:1!important;transition-duration:.001ms!important;scroll-behavior:auto!important}
    }

    /* 5) 移动端间距微调 */
    @media (max-width:768px){
      body{padding-top:12px}
      .hero-stats{flex-wrap:wrap;gap:1.4rem;padding-left:1.2rem}
    }


    /* ===== 子页面统一页眉 page-hero（对齐首页视觉，避让固定导航 top:20px + 72px 高度） ===== */
    .page-hero,
    .page-header,
    .product-header,
    .cap-header,
    .career-hero{
        position:relative;
        padding:150px 0 64px;
        text-align:center;
        overflow:hidden;
        background:
            radial-gradient(1100px 420px at 50% -10%, rgba(51,128,200,.14), transparent 60%),
            linear-gradient(135deg, rgba(51,128,200,.10), rgba(0,200,83,.06));
    }
    .page-hero-content,
    .page-header-content,
    .cap-header-content{position:relative;z-index:2;max-width:860px;margin:0 auto;padding:0 20px;}
    .page-title,
    .cap-title,
    .hero-title{font-size:clamp(2.2rem,5vw,3.4rem);font-weight:800;color:var(--text-main);margin-bottom:1.2rem;line-height:1.15;letter-spacing:-.5px;}
    .page-subtitle,
    .cap-subtitle,
    .hero-desc{font-size:1.15rem;color:var(--text-sub);line-height:1.8;max-width:680px;margin:0 auto;}

    @media (max-width:768px){
        .page-hero,.page-header,.product-header,.cap-header,.career-hero{padding:120px 0 44px;}
    }