.ubs-ind {
            max-width: 100%;
            margin: 0 auto;
            overflow-x: hidden;
            background-color: #f8f9fa;
            color: #333;
            line-height: 1.6;
        }
        
        /* 第一版：全屏大图背景 */
        .ubs-ind-section-1 {
            min-height: 100vh;
            background: linear-gradient(rgb(0 173 239 / 79%), rgb(6 6 6 / 37%)), url(/static/index/picture/gyzz1.jpg) no-repeat center center / cover;
            display: flex;
            flex-direction: column;
            justify-content: center;
            align-items: center;
            text-align: center;
            color: white;
            position: relative;
            overflow: hidden;
            padding: 0 20px;
        }
        
        .ubs-ind-logo {
            position: absolute;
            top: 40px;
            left: 60px;
            font-size: 2rem;
            font-weight: 700;
            color: white;
            display: flex;
            align-items: center;
            z-index: 10;
        }
        
        .ubs-ind-logo i {
            color: #ffcc00;
            margin-right: 10px;
            font-size: 2.5rem;
        }
        
        .ubs-ind-hero-content {
            max-width: 1200px;
            padding: 20px;
            z-index: 2;
            animation: fadeInUp 1s ease;
        }
        
        .ubs-ind-hero-content h1 {
            font-size: 4.5rem;
            font-weight: 800;
            margin-bottom: 25px;
            text-shadow: 0 5px 15px rgba(0, 0, 0, 0.3);
            line-height: 1.2;
        }
        
        .ubs-ind-hero-content p {
            font-size: 1.8rem;
            max-width: 900px;
            margin: 0 auto 50px;
            line-height: 1.6;
            font-weight: 300;
            opacity: 0.9;
        }
        
        .ubs-ind-cta-button {
            display: inline-block;
            padding: 18px 50px;
            background: linear-gradient(135deg, #ffcc00 0%, #d4af37 100%);
            color: #002855;
            font-size: 1.3rem;
            font-weight: 600;
            text-decoration: none;
            border-radius: 50px;
            transition: all 0.4s ease;
            box-shadow: 0 8px 25px rgba(255, 204, 0, 0.5);
            border: 2px solid rgba(255, 255, 255, 0.3);
            letter-spacing: 1px;
        }
        
        .ubs-ind-cta-button:hover {
            transform: translateY(-5px);
            box-shadow: 0 12px 35px rgba(255, 204, 0, 0.7);
            background: linear-gradient(135deg, #ffd633 0%, #e0b43c 100%);
        }
        
        .ubs-ind-scroll-down {
            position: absolute;
            bottom: 40px;
            left: 50%;
            transform: translateX(-50%);
            color: white;
            font-size: 2rem;
            animation: bounce 2s infinite;
        }
        
        /* 第二版：应用场景 */
        .ubs-ind-section-2 {
            padding: 120px 60px;
            background-color: white;
            position: relative;
            overflow: hidden;
        }
        
        .ubs-ind-section-title {
            text-align: center;
            margin-bottom: 80px;
        }
        
        .ubs-ind-section-title h2 {
            font-size: 3rem;
            color: #002855;
            margin-bottom: 25px;
            position: relative;
            display: inline-block;
            font-weight: 700;
        }
        
        .ubs-ind-section-title h2:after {
            content: '';
            position: absolute;
            bottom: -20px;
            left: 50%;
            transform: translateX(-50%);
            width: 120px;
            height: 5px;
            background: #ffcc00;
            border-radius: 3px;
        }
        
        .ubs-ind-section-title p {
            font-size: 1.4rem;
            color: #555;
            max-width: 900px;
            margin: 40px auto 0;
            line-height: 1.8;
        }
        
        .ubs-ind-scenarios-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 40px;
            max-width: 1600px;
            margin: 0 auto;
        }
        
        .ubs-ind-scenario-card {
            background: white;
            border-radius: 15px;
            overflow: hidden;
            box-shadow: 0 15px 40px rgba(0, 0, 0, 0.1);
            transition: all 0.4s ease;
            position: relative;
            z-index: 1;
        }
        
        .ubs-ind-scenario-card:hover {
            transform: translateY(-15px);
            box-shadow: 0 25px 60px rgba(0, 0, 0, 0.15);
        }
        
        .ubs-ind-scenario-image {
            height: 250px;
            overflow: hidden;
        }
        
        .ubs-ind-scenario-image img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.5s ease;
        }
        
        .ubs-ind-scenario-card:hover .ubs-ind-scenario-image img {
            transform: scale(1.05);
        }
        
        .ubs-ind-scenario-content {
            padding: 35px;
        }
        
        .ubs-ind-scenario-icon {
            font-size: 3.5rem;
            color: #ffcc00;
            margin-bottom: 25px;
        }
        
        .ubs-ind-scenario-card h3 {
            font-size: 1.8rem;
            margin-bottom: 25px;
            font-weight: 600;
            color: #002855;
        }
        
        .ubs-ind-scenario-features {
            list-style: none;
            padding-left: 0;
        }
        
        .ubs-ind-scenario-features li {
            padding: 15px 0;
            border-bottom: 1px solid #f0f7ff;
            display: flex;
            align-items: center;
            font-size: 1.1rem;
        }
        
        .ubs-ind-scenario-features li:before {
            content: '•';
            color: #ffcc00;
            font-weight: bold;
            font-size: 1.8rem;
            margin-right: 15px;
            line-height: 0;
        }
        
        /* 第三版：全球电压适配解决方案 */
        .ubs-ind-section-3 {
            padding: 120px 60px;
            background: linear-gradient(135deg, #002855 0%, #004a8f 100%);
            color: white;
            position: relative;
            overflow: hidden;
        }
        
        .ubs-ind-voltage-container {
            display: flex;
            max-width: 1600px;
            margin: 0 auto;
            gap: 60px;
            align-items: center;
        }
        
        .ubs-ind-voltage-image {
            flex: 1;
            border-radius: 20px;
            overflow: hidden;
            box-shadow: 0 20px 50px rgba(0, 0, 0, 0.3);
        }
        
        .ubs-ind-voltage-image img {
            width: 100%;
            height: auto;
            display: block;
            transition: transform 0.5s ease;
        }
        
        .ubs-ind-voltage-image:hover img {
            transform: scale(1.05);
        }
        
        .ubs-ind-voltage-content {
            flex: 1;
        }
        
        .ubs-ind-voltage-title {
            font-size: 2.5rem;
            color: #ffcc00;
            margin-bottom: 30px;
        }
        
        .ubs-ind-voltage-features {
            list-style: none;
            padding-left: 0;
            margin-bottom: 40px;
        }
        
        .ubs-ind-voltage-features li {
            padding: 20px 0;
            border-bottom: 1px solid rgba(255, 255, 255, 0.2);
            font-size: 1.2rem;
            display: flex;
            align-items: center;
        }
        
        .ubs-ind-voltage-features li:before {
            content: '✓';
            color: #ffcc00;
            font-weight: bold;
            font-size: 1.8rem;
            margin-right: 15px;
        }
        
        .ubs-ind-voltage-map {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 20px;
            margin-top: 50px;
        }
        
        .ubs-ind-voltage-region {
            text-align: center;
            padding: 25px;
            background: rgba(255, 255, 255, 0.1);
            border-radius: 15px;
        }
        
        .ubs-ind-voltage-region h4 {
            font-size: 1.5rem;
            color: #ffcc00;
            margin-bottom: 15px;
        }
        
        .ubs-ind-voltage-region p {
            font-size: 1.1rem;
            opacity: 0.9;
        }
        
        /* 第四版：防护与宽温设计 */
        .ubs-ind-section-4 {
            padding: 120px 60px;
            background: linear-gradient(135deg, #f0f7ff 0%, #e6f2ff 100%);
            position: relative;
            overflow: hidden;
        }
        
        .ubs-ind-protection-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 40px;
            max-width: 1600px;
            margin: 0 auto;
        }
        
        .ubs-ind-protection-card {
            background: white;
            border-radius: 20px;
            overflow: hidden;
            box-shadow: 0 15px 40px rgba(0, 0, 0, 0.1);
            transition: all 0.4s ease;
        }
        
        .ubs-ind-protection-card:hover {
            transform: translateY(-10px);
            box-shadow: 0 25px 60px rgba(0, 0, 0, 0.15);
        }
        
        .ubs-ind-protection-header {
            padding: 30px;
            background: linear-gradient(135deg, #0066cc 0%, #002855 100%);
            color: white;
            display: flex;
            align-items: center;
        }
        
        .ubs-ind-protection-icon {
            font-size: 3.5rem;
            margin-right: 25px;
            color: white;
            width: 100px;
            height: 100px;
            display: flex;
            align-items: center;
            justify-content: center;
            border-radius: 50%;
            background: rgba(255, 204, 0, 0.2);
        }
        
        .ubs-ind-protection-header h3 {
            font-size: 1.8rem;
            font-weight: 600;
        }
        
        .ubs-ind-protection-content {
            padding: 35px;
        }
        
        .ubs-ind-protection-content p {
            color: #555;
            line-height: 1.8;
            margin-bottom: 25px;
            font-size: 1.1rem;
        }
        
        .ubs-ind-protection-features {
            list-style: none;
            padding-left: 0;
        }
        
        .ubs-ind-protection-features li {
            padding: 12px 0;
            border-bottom: 1px solid #eee;
            display: flex;
            align-items: center;
            font-size: 1.1rem;
        }
        
        .ubs-ind-protection-features li:before {
            content: '✓';
            color: #ffcc00;
            font-weight: bold;
            font-size: 1.3rem;
            margin-right: 15px;
        }
        
        /* 第五版：技术优势 */
        .ubs-ind-section-5 {
            padding: 120px 60px;
            background: linear-gradient(135deg, #002855 0%, #004a8f 100%);
            color: white;
            position: relative;
            overflow: hidden;
        }
        
        .ubs-ind-advantages-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 35px;
            max-width: 1600px;
            margin: 0 auto;
        }
        
        .ubs-ind-advantage-item {
            background: rgba(255, 255, 255, 0.1);
            border-radius: 15px;
            padding: 40px;
            text-align: center;
            transition: all 0.4s ease;
            backdrop-filter: blur(10px);
            border: 1px solid rgba(255, 255, 255, 0.15);
        }
        
        .ubs-ind-advantage-item:hover {
            background: rgba(255, 255, 255, 0.15);
            transform: translateY(-10px);
        }
        
        .ubs-ind-advantage-icon {
            font-size: 3.5rem;
            color: #ffcc00;
            margin-bottom: 25px;
        }
        
        .ubs-ind-advantage-item h3 {
            font-size: 1.8rem;
            margin-bottom: 25px;
            font-weight: 600;
        }
        
        .ubs-ind-advantage-item p {
            color: rgba(255, 255, 255, 0.9);
            line-height: 1.7;
        }
        
        /* 第六版：行动号召 */
        .ubs-ind-section-6 {
            padding: 120px 60px;
            background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
            text-align: center;
            position: relative;
            overflow: hidden;
        }
        
        .ubs-ind-cta-box {
            max-width: 1000px;
            margin: 0 auto;
            background: white;
            border-radius: 30px;
            padding: 70px;
            box-shadow: 0 30px 60px rgba(0, 0, 0, 0.1);
            position: relative;
            z-index: 2;
        }
        
        .ubs-ind-cta-box h2 {
            font-size: 2.8rem;
            color: #002855;
            margin-bottom: 30px;
        }
        
        .ubs-ind-cta-box p {
            font-size: 1.4rem;
            color: #555;
            margin-bottom: 50px;
            line-height: 1.8;
            max-width: 800px;
            margin-left: auto;
            margin-right: auto;
        }
        
        .ubs-ind-contact-info {
            display: flex;
            justify-content: center;
            gap: 40px;
            margin-top: 60px;
            flex-wrap: wrap;
        }
        
        .ubs-ind-contact-item {
            display: flex;
            align-items: center;
            font-size: 1.2rem;
            color: #002855;
        }
        
        .ubs-ind-contact-item i {
            font-size: 2rem;
            color: #ffcc00;
            margin-right: 15px;
        }
        
        /* 装饰元素 */
        .ubs-ind-decoration {
            position: absolute;
            z-index: 0;
        }
        
        .ubs-ind-circle {
            width: 400px;
            height: 400px;
            border-radius: 50%;
            border: 15px solid rgba(255, 204, 0, 0.1);
            position: absolute;
        }
        
        /* 动画效果 */
        @keyframes fadeInUp {
            from {
                opacity: 0;
                transform: translateY(50px);
            }
            to {
                opacity: 1;
                transform: translateY(0);
            }
        }
        
        @keyframes bounce {
            0%, 20%, 50%, 80%, 100% {transform: translateY(0) translateX(-50%);}
            40% {transform: translateY(-20px) translateX(-50%);}
            60% {transform: translateY(-10px) translateX(-50%);}
        }
        
        /* 响应式调整 */
        @media (max-width: 1200px) {
            .ubs-ind-hero-content h1 {
                font-size: 3.8rem;
            }
            
            .ubs-ind-voltage-container {
                flex-direction: column;
            }
            
            .ubs-ind-scenarios-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            
            .ubs-ind-advantages-grid {
                grid-template-columns: repeat(2, 1fr);
            }
        }
        
        @media (max-width: 992px) {
            .ubs-ind-hero-content h1 {
                font-size: 3.2rem;
            }
            
            .ubs-ind-hero-content p {
                font-size: 1.5rem;
            }
            
            .ubs-ind-section-2, .ubs-ind-section-3, .ubs-ind-section-4, .ubs-ind-section-5, .ubs-ind-section-6 {
                padding: 80px 40px;
            }
        }
        
        @media (max-width: 768px) {
            .ubs-ind-hero-content h1 {
                font-size: 2.6rem;
            }
            
            .ubs-ind-hero-content p {
                font-size: 1.3rem;
            }
            
            .ubs-ind-section-title h2 {
                font-size: 2.4rem;
            }
            
            .ubs-ind-scenarios-grid {
                grid-template-columns: 1fr;
            }
            
            .ubs-ind-protection-grid {
                grid-template-columns: 1fr;
            }
            
            .ubs-ind-cta-box {
                padding: 40px 25px;
            }
            
            .ubs-ind-cta-box h2 {
                font-size: 2.2rem;
            }
            
            .ubs-ind-logo {
                left: 30px;
                font-size: 1.8rem;
            }
            
            .ubs-ind-scroll-down {
                display: none;
            }
        }
        
        @media (max-width: 480px) {
            .ubs-ind-hero-content h1 {
                font-size: 2.2rem;
            }
            
            .ubs-ind-hero-content p {
                font-size: 1.1rem;
            }
            
            .ubs-ind-cta-button {
                padding: 14px 30px;
                font-size: 1.1rem;
            }
            
            .ubs-ind-section-title h2 {
                font-size: 2rem;
            }
            
            .ubs-ind-section-title p {
                font-size: 1.1rem;
            }
        }