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

        /* Animated Orange Line at Top - Reference wu/er.asp */
        .animated-orange-line {
            position: absolute;
            top: 0;
            left: -100%;
            width: 100%;
            height: 3px;
            background: linear-gradient(90deg,
                transparent,
                rgba(255, 107, 53, 0.8),
                rgba(255, 107, 53, 1),
                rgba(255, 107, 53, 0.8),
                transparent
            );
            animation: headerGlow 3s ease-in-out infinite;
            z-index: 10001;
            pointer-events: none;
        }

        @keyframes headerGlow {
            0%, 100% {
                left: -100%;
            }
            50% {
                left: 100%;
            }
        }

        :root {
            --primary-blue: #006fc0;
            --primary-green: #49ac35;
            --secondary-blue: #152479;
            --accent-blue: #00afef;
            --accent-orange: #ffc000;
            --accent-light-blue: #99c5e5;
            --dark-green: #92d050;
            --text-black: #000000;
            --text-gray: #666666;
            --text-light: #ffffff;
            --bg-gray: #f5f5f5;
            --bg-light: #ffffff;
            /* Reference wu/er.asp colors */
            --primary-color: #1e4a8b;
            --primary-dark: #152c5a;
            --primary-light: #3d6bb3;
            --accent-color: #ff6b35;
        }

        body {
            font-family: 'Microsoft YaHei', 'PingFang SC', 'Helvetica Neue', Arial, sans-serif;
            line-height: 1.6;
            color: var(--text-black);
            background-color: var(--bg-light);
            position: relative;
            overflow-x: hidden;
            padding-top: 140px;
        }

        /* Header Styles - High-end Design - Reference wu/er.asp */
        header {
            background: linear-gradient(135deg,
                rgba(255, 255, 255, 0.95) 0%,
                rgba(248, 249, 250, 0.98) 50%,
                rgba(255, 255, 255, 0.95) 100%
            );
            box-shadow:
                0 2px 15px rgba(0, 0, 0, 0.08),
                0 0 0 1px rgba(30, 74, 139, 0.1),
                inset 0 1px 0 rgba(255, 255, 255, 0.8);
            color: var(--text-black);
            padding: 0;
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1000;
            box-shadow:
                0 4px 25px rgba(0, 0, 0, 0.1),
                0 0 0 1px rgba(0, 111, 192, 0.1);
            transition: all 0.3s ease;
            backdrop-filter: blur(10px);
        }

        header.scrolled {
            background: rgba(255, 255, 255, 0.99);
            box-shadow:
                0 6px 30px rgba(0, 0, 0, 0.15),
                0 0 0 1px rgba(0, 111, 192, 0.15);
        }

        .header-container {
            width: 90%;
            max-width: 1400px;
            margin: 0 auto;
            padding: 20px 20px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            position: relative;
        }

        .logo-section {
            display: flex;
            align-items: center;
            gap: 30px;
        }

        .company-info {
            display: flex;
            flex-direction: column;
            row-gap: 2px;
            column-gap: 0;
            padding-left: 25px;
            padding-top: 12px;
            padding-bottom: 12px;
            border-left: 3px solid var(--primary-color);
            justify-content: center;
        }

        .company-info > div:first-child {
            margin-bottom: 2px;
        }

        .company-info > div:nth-child(2) {
            margin-bottom: 4px;
        }

        .company-info > div:nth-child(3) {
            margin-bottom: 0;
        }

        .company-name {
            font-size: 17px;
            font-weight: 700;
            color: var(--primary-color);
            letter-spacing: 0.5px;
            transition: all 0.3s ease;
            line-height: 1.3;
            white-space: nowrap;
        }

        .company-name:hover {
            color: var(--accent-color);
        }

        .company-phone {
            font-size: 16px;
            font-weight: 700;
            color: var(--primary-color);
            letter-spacing: 0.5px;
            transition: all 0.3s ease;
            line-height: 1.3;
            white-space: nowrap;
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .company-phone i {
            color: var(--accent-color);
        }

        .mobile-phone-display {
            display: none;
        }

        .logo-img {
            height: 85px;
            width: auto;
            transition: all 0.3s ease;
            filter: drop-shadow(0 3px 10px rgba(0, 111, 192, 0.2));
        }

        .logo-section:hover .logo-img {
            transform: translateY(-3px);
            filter: drop-shadow(0 6px 15px rgba(0, 111, 192, 0.3));
        }

        /* Navigation - Bold Style - Reference wu/er.asp */
        .nav-menu {
            display: flex;
            list-style: none;
            gap: 50px;
            flex: 1;
            justify-content: center;
        }

        .nav-menu > li {
            position: relative;
        }

        .nav-menu > li > a {
            color: var(--primary-color);
            text-decoration: none;
            font-size: 1.05rem;
            font-weight: 600;
            padding: 6px 10px;
            transition: all 0.3s ease;
            position: relative;
            display: block;
            letter-spacing: 0.5px;
            border-radius: 4px;
            white-space: nowrap;
        }

        .nav-menu > li > a::after {
            content: '';
            position: absolute;
            bottom: -4px;
            left: 50%;
            transform: translateX(-50%);
            width: 0;
            height: 3px;
            background: linear-gradient(90deg, var(--accent-color), var(--primary-light));
            transition: width 0.3s ease;
            border-radius: 2px;
            box-shadow: 0 0 8px rgba(255, 107, 53, 0.5);
        }

        .nav-menu > li > a:hover::after,
        .nav-menu > li > a.active::after {
            width: 80%;
        }

        .nav-menu > li > a:hover {
            color: var(--accent-color);
            background: rgba(255, 107, 53, 0.1);
            transform: translateY(-2px);
        }

        /* Hide icons on PC端 */
        .nav-menu > li > a i {
            display: none;
        }

        /* Right Contact Section - Hidden */
        .header-contact {
            display: none;
        }

        /* Mobile Menu Button */
        .mobile-menu-btn {
            display: none;
            background: linear-gradient(135deg, var(--primary-green), var(--primary-blue));
            border: none;
            color: var(--text-light);
            font-size: 24px;
            cursor: pointer;
            padding: 12px 18px;
            border-radius: 8px;
            transition: all 0.3s ease;
        }

        .mobile-menu-btn:hover {
            transform: scale(1.05);
            box-shadow: 0 4px 15px rgba(0, 111, 192, 0.3);
        }

        /* Hero Section - Banner Slider */
        .hero-section {
            margin-top: 0; /* Header height - body has padding-top: 140px */
            position: relative;
            height: 700px;
            overflow: hidden;
        }

        /* PC Banner */
        .pc-banner {
            width: 100%;
            height: 100%;
            position: relative;
        }

        .banner-slider {
            width: 100%;
            height: 100%;
            position: relative;
        }

        .banner-slide {
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            opacity: 0;
            transition: opacity 1s ease-in-out;
            display: flex;
            align-items: center;
            justify-content: center;
        }

        .banner-slide.active {
            opacity: 1;
        }

        /* Mobile Banner */
        .mobile-banner {
            display: none;
            width: 100%;
            height: 100%;
            position: relative;
        }

        .mobile-banner-slide {
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            opacity: 0;
            transition: opacity 0.5s ease-in-out;
        }

        .mobile-banner-slide.active {
            opacity: 1;
        }

        .mobile-banner-img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            position: absolute;
            top: 0;
            left: 0;
            z-index: 0;
        }

        /* Mobile Banner Overlay */
        .mobile-banner-overlay {
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background: linear-gradient(135deg,
                rgba(0, 0, 0, 0.15) 0%,
                rgba(0, 0, 0, 0.25) 100%);
            z-index: 1;
        }

        /* Mobile Banner Content */
        .mobile-hero-content {
            position: absolute;
            top: 65%;
            left: 50%;
            transform: translate(-50%, -50%);
            z-index: 10;
            width: 100%;
            max-width: 900px;
            margin: 0 auto;
            text-align: center;
            padding: 0 5px;
            color: #ffffff;
        }

        .mobile-hero-title {
            font-size: 22px;
            font-weight: 700;
            margin-bottom: 10px;
            text-shadow: 0 2px 10px rgba(0, 0, 0, 0.8);
            opacity: 1;
            transform: translateY(0);
            color: #ffffff;
            line-height: 1.4;
            word-wrap: break-word;
            word-break: keep-all;
            white-space: nowrap;
            overflow: visible;
        }

        .mobile-hero-cta {
            display: inline-block;
            padding: 10px 30px;
            background: linear-gradient(135deg, var(--primary-green), var(--primary-color));
            color: #ffffff;
            text-decoration: none;
            border-radius: 30px;
            font-weight: 600;
            font-size: 14px;
            transition: all 0.4s ease;
            box-shadow: 0 8px 25px rgba(30, 74, 139, 0.4);
            opacity: 1;
            transform: translateY(0);
            border: 2px solid rgba(255, 255, 255, 0.3);
        }

        .mobile-hero-cta:hover {
            transform: translateY(-5px) scale(1.08);
            box-shadow: 0 15px 40px rgba(30, 74, 139, 0.6);
            background: linear-gradient(135deg, var(--primary-color), #0d2d5a);
            border-color: rgba(255, 255, 255, 0.6);
        }

        .mobile-hero-cta:active {
            transform: translateY(-2px) scale(1.03);
            box-shadow: 0 8px 25px rgba(30, 74, 139, 0.5);
        }

        /* Mobile Banner Dots */
        .mobile-banner-dots {
            position: absolute;
            bottom: 10px;
            left: 50%;
            transform: translateX(-50%);
            display: flex;
            gap: 12px;
            z-index: 10;
        }

        .mobile-dot {
            width: 12px;
            height: 12px;
            border-radius: 50%;
            background: rgba(255, 255, 255, 0.5);
            border: 2px solid #ffffff;
            cursor: pointer;
            transition: all 0.3s ease;
        }

        .mobile-dot:hover {
            background: var(--accent-orange);
            transform: scale(1.2);
        }

        .mobile-dot.active {
            background: var(--accent-orange);
            width: 35px;
            border-radius: 6px;
        }

        /* Mobile Banner Arrows */
        .mobile-banner-arrow {
            position: absolute;
            top: 60%;
            transform: translateY(-50%);
            width: 50px;
            height: 50px;
            background: rgba(255, 255, 255, 0.2);
            backdrop-filter: blur(10px);
            border: 2px solid rgba(255, 255, 255, 0.5);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            cursor: pointer;
            z-index: 10;
            color: #ffffff;
            font-size: 20px;
            transition: all 0.3s ease;
        }

        .mobile-banner-arrow:hover {
            background: rgba(255, 255, 255, 0.4);
            transform: translateY(-50%) scale(1.1);
        }

        .mobile-banner-arrow.prev {
            left: 20px;
        }

        .mobile-banner-arrow.next {
            right: 20px;
        }

        .banner-slide img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            position: absolute;
            top: 0;
            left: 0;
        }

        .banner-overlay {
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background: linear-gradient(135deg,
                rgba(0, 0, 0, 0.15) 0%,
                rgba(0, 0, 0, 0.25) 100%);
            display: flex;
            align-items: center;
            justify-content: center;
            z-index: 1;
        }

        .hero-content {
            position: relative;
            z-index: 2;
            max-width: 900px;
            margin: 0 auto;
            text-align: center;
            padding: 0 20px;
            color: var(--text-light);
        }

        .hero-title {
            font-size: 56px;
            font-weight: 700;
            margin-bottom: 20px;
            text-shadow: 0 2px 10px rgba(0, 0, 0, 0.8);
            opacity: 0;
            transform: translateY(30px);
            transition: all 0.8s ease 0.3s;
            color: #ffffff;
        }

        .banner-slide.active .hero-title {
            opacity: 1;
            transform: translateY(0);
        }

        .hero-subtitle {
            font-size: 22px;
            color: #ffffff;
            margin-bottom: 40px;
            opacity: 0;
            transform: translateY(30px);
            transition: all 0.8s ease 0.5s;
            text-shadow: 0 1px 5px rgba(0, 0, 0, 0.6);
        }

        .banner-slide.active .hero-subtitle {
            opacity: 1;
            transform: translateY(0);
        }

        .hero-cta {
            display: inline-block;
            padding: 18px 50px;
            background: linear-gradient(135deg, var(--primary-green), var(--primary-color));
            color: var(--text-light);
            text-decoration: none;
            border-radius: 30px;
            font-weight: 600;
            font-size: 18px;
            transition: all 0.4s ease;
            box-shadow: 0 8px 25px rgba(30, 74, 139, 0.4);
            opacity: 0;
            transform: translateY(30px);
            border: 2px solid rgba(255, 255, 255, 0.3);
        }

        .banner-slide.active .hero-cta {
            opacity: 1;
            transform: translateY(0);
            transition: all 0.8s ease 0.7s;
        }

        .hero-cta:hover {
            transform: translateY(-5px) scale(1.08);
            box-shadow: 0 15px 40px rgba(30, 74, 139, 0.6);
            background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
            border-color: rgba(255, 255, 255, 0.6);
        }

        .hero-cta:active {
            transform: translateY(-2px) scale(1.03);
            box-shadow: 0 8px 25px rgba(30, 74, 139, 0.5);
        }

        /* Banner Navigation */
        .banner-nav {
            position: absolute;
            bottom: 40px;
            left: 50%;
            transform: translateX(-50%);
            display: flex;
            gap: 12px;
            z-index: 10;
        }

        .banner-dot {
            width: 12px;
            height: 12px;
            border-radius: 50%;
            background: rgba(255, 255, 255, 0.5);
            border: 2px solid var(--text-light);
            cursor: pointer;
            transition: all 0.3s ease;
        }

        .banner-dot:hover {
            background: var(--accent-orange);
            transform: scale(1.2);
        }

        .banner-dot.active {
            background: var(--accent-orange);
            width: 35px;
            border-radius: 6px;
        }

        /* Banner Arrows */
        .banner-arrow {
            position: absolute;
            top: 50%;
            transform: translateY(-50%);
            width: 50px;
            height: 50px;
            background: rgba(255, 255, 255, 0.2);
            backdrop-filter: blur(10px);
            border: 2px solid rgba(255, 255, 255, 0.5);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            cursor: pointer;
            z-index: 10;
            color: var(--text-light);
            font-size: 20px;
            transition: all 0.3s ease;
        }

        .banner-arrow:hover {
            background: rgba(255, 255, 255, 0.4);
            transform: translateY(-50%) scale(1.1);
        }

        .banner-arrow.prev {
            left: 30px;
        }

        .banner-arrow.next {
            right: 30px;
        }

        /* Section Styles */
        .section {
            padding: 60px 20px;
            max-width: 1200px;
            margin: 0 auto;
        }

        .section-title {
            text-align: center;
            font-size: 36px;
            color: var(--primary-color);
            margin-bottom: 10px;
            font-weight: 700;
        }

        .section-subtitle {
            text-align: center;
            color: var(--primary-color);
            font-size: 16px;
            margin-bottom: 35px;
            font-weight: 600;
        }

        /* Products Section - 特定样式 */
        .products-section .section-title {
            margin-top: 10px;
        }

        /* About Section - Reference wu/er.asp */
        .about-section {
            padding: 80px 0;
            background: linear-gradient(135deg,
                #ffffff 0%,
                rgba(73, 172, 53, 0.02) 50%,
                #ffffff 100%
            );
            position: relative;
            max-width: none;
            width: 100%;
        }

        .about-section::after {
            content: '';
            position: absolute;
            top: 0;
            right: 0;
            width: 400px;
            height: 400px;
            background: radial-gradient(circle, rgba(73, 172, 53, 0.05) 0%, transparent 70%);
            border-radius: 50%;
            pointer-events: none;
        }

        .about-content {
            display: flex;
            align-items: center;
            gap: 60px;
            position: relative;
            z-index: 1;
            width: 76%;
            max-width: none;
            margin: 0 auto;
            box-sizing: border-box;
        }

        .about-text {
            flex: 1;
            padding-top: 10px;
            padding-bottom: 10px;
        }

        .about-intro {
            margin-bottom: 30px;
        }

        .about-intro h3 {
            color: var(--primary-color);
            font-size: 1.8rem;
            font-weight: 700;
            margin-bottom: 20px;
            position: relative;
            white-space: nowrap;
        }

        .about-intro h3::after {
            content: '';
            position: absolute;
            bottom: -10px;
            left: 0;
            width: 60px;
            height: 3px;
            background: linear-gradient(90deg, var(--primary-green), var(--accent-color));
            border-radius: 2px;
        }

        .founded-year {
            color: var(--accent-color);
            font-size: 1.2rem;
            font-weight: 600;
            margin-top: 25px;
            margin-bottom: 5px;
            display: inline-block;
            padding: 8px 20px;
            background: linear-gradient(135deg, rgba(255, 107, 53, 0.1), rgba(30, 74, 139, 0.1));
            border-radius: 25px;
            border: 2px solid rgba(255, 107, 53, 0.3);
        }

        .about-description p {
            color: #555;
            font-size: 1.0rem;
            line-height: 1.8;
            margin-bottom: 20px;
            text-align: justify;
        }

        .about-highlights {
            display: flex;
            gap: 15px;
            margin-top: 40px;
        }

        .highlight-item {
            flex: 1;
            display: flex;
            align-items: center;
            gap: 12px;
            padding: 15px;
            background: white;
            border-radius: 12px;
            box-shadow: 0 5px 20px rgba(0, 0, 0, 0.08);
            transition: all 0.3s ease;
            border-left: 4px solid transparent;
            min-width: 0;
        }

        .highlight-item:hover {
            transform: translateY(-3px);
            box-shadow: 0 8px 25px rgba(73, 172, 53, 0.2);
            border-left: 4px solid var(--primary-green);
        }

        .highlight-icon {
            font-size: 2rem;
            flex-shrink: 0;
        }

        .highlight-text h4 {
            color: var(--primary-color);
            font-size: 1.1rem;
            font-weight: 700;
            margin-bottom: 5px;
            white-space: nowrap;
        }

        .highlight-text p {
            color: var(--text-gray);
            font-size: 0.95rem;
            font-weight: 500;
        }

        .about-image {
            flex: 1;
            max-width: 50%;
        }

        .image-wrapper {
            position: relative;
            width: 100%;
            height: 500px;
            background: linear-gradient(135deg, #1e4a8b 0%, #49ac35 100%);
            border-radius: 20px;
            overflow: hidden;
            box-shadow:
                0 20px 60px rgba(30, 74, 139, 0.3),
                0 0 0 3px rgba(73, 172, 53, 0.2);
            transition: all 0.5s cubic-bezier(0.4, 0, 0.2, 1);
            cursor: pointer;
        }

        .image-wrapper img {
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: all 0.5s ease;
            opacity: 0.9;
        }

        .image-wrapper:hover {
            transform: translateY(-10px);
            box-shadow:
                0 30px 80px rgba(73, 172, 53, 0.4),
                0 0 0 3px rgba(73, 172, 53, 0.4);
        }

        .image-wrapper:hover img {
            opacity: 1;
        }

        .image-overlay {
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            display: flex;
            align-items: center;
            justify-content: center;
            z-index: 10;
            background: radial-gradient(circle at center,
                rgba(30, 74, 139, 0.85) 0%,
                rgba(0, 0, 0, 0.7) 100%
            );
            opacity: 0;
            transition: all 0.4s ease;
            text-decoration: none;
        }

        .image-wrapper:hover .image-overlay {
            opacity: 1;
        }

        .image-wrapper:hover .overlay-content {
            transform: rotate(0deg);
        }

        .overlay-content {
            display: flex;
            flex-direction: column;
            align-items: center;
            gap: 10px;
            color: white;
            text-decoration: none;
            transform: rotate(0deg);
        }

        .overlay-btn {
            padding: 12px 35px;
            background: linear-gradient(135deg, var(--accent-color), #d45500);
            color: white;
            border: none;
            border-radius: 25px;
            font-size: 1rem;
            font-weight: 600;
            cursor: pointer;
            transition: all 0.3s ease;
            box-shadow: 0 4px 15px rgba(255, 107, 53, 0.3);
            text-transform: uppercase;
            letter-spacing: 1px;
            text-decoration: none;
            transform: rotate(0deg);
        }

        .overlay-btn:hover {
            transform: translateY(-3px) scale(1.05) rotate(0deg);
            box-shadow: 0 6px 25px rgba(255, 107, 53, 0.5);
            background: linear-gradient(135deg, #d45500, #b84800);
        }

        .image-wrapper:hover .overlay-btn {
            transform: translateY(-3px) scale(1.05) rotate(0deg);
        }

        /* Timeline Section */
        .timeline-section {
            background: var(--bg-gray);
        }

        .timeline {
            position: relative;
            max-width: 900px;
            margin: 0 auto;
        }

        .timeline::before {
            content: '';
            position: absolute;
            left: 50%;
            transform: translateX(-50%);
            width: 3px;
            height: 100%;
            background: linear-gradient(to bottom, var(--primary-green), var(--primary-color));
        }

        .timeline-item {
            position: relative;
            margin-bottom: 40px;
            padding: 0 40px;
        }

        .timeline-item:nth-child(odd) {
            text-align: right;
        }

        .timeline-item:nth-child(even) {
            text-align: left;
        }

        .timeline-year {
            display: inline-block;
            padding: 8px 25px;
            background: var(--primary-color);
            color: var(--text-light);
            border-radius: 20px;
            font-weight: 600;
            margin-bottom: 15px;
        }

        .timeline-content {
            background: var(--bg-light);
            padding: 25px;
            border-radius: 10px;
            box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
        }

        /* Advantages Section */
        .advantages-section {
            background: var(--bg-light);
            max-width: none;
            width: 100%;
            padding-top: 35px;
        }

        .advantages-section .section-title {
            margin-top: 18px;
        }

        .advantages-intro {
            text-align: center;
            font-size: 18px;
            color: var(--text-dark);
            margin-bottom: 40px;
            line-height: 1.6;
            max-width: 900px;
            margin-left: auto;
            margin-right: auto;
        }

        .advantages-container {
            width: 80%;
            max-width: none;
            margin: 0 auto;
        }

        .advantages-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 30px;
        }

        .advantage-card {
            background: var(--bg-gray);
            padding: 40px 30px;
            border-radius: 15px;
            text-align: center;
            transition: all 0.3s ease;
            border: 2px solid transparent;
        }

        .advantage-card:hover {
            border-color: var(--primary-green);
            transform: translateY(-5px);
            box-shadow: 0 8px 25px rgba(73, 172, 53, 0.2);
        }

        .advantage-icon {
            width: 80px;
            height: 80px;
            background: linear-gradient(135deg, var(--primary-green), var(--primary-blue));
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto 20px;
            font-size: 32px;
            color: var(--text-light);
        }

        .advantage-title {
            font-size: 20px;
            color: var(--primary-color);
            margin-bottom: 15px;
            font-weight: 600;
        }

        .advantage-desc {
            color: var(--text-gray);
            line-height: 1.8;
        }

        /* Partners Section */
        .partners-section {
            background: linear-gradient(135deg, #f5f7fa 0%, #ffffff 50%, #e8f5e9 100%);
            position: relative;
            overflow: hidden;
            max-width: none;
            width: 100%;
            color: var(--text-dark);
        }

        .partners-section .section-title,
        .partners-section .section-subtitle {
            color: var(--text-dark);
        }

        .partners-section::before {
            content: '';
            position: absolute;
            top: -50%;
            right: -20%;
            width: 60%;
            height: 200%;
            background: linear-gradient(135deg, rgba(73, 172, 53, 0.05), rgba(30, 136, 229, 0.05));
            transform: rotate(30deg);
        }

        .partners-section::after {
            content: '';
            position: absolute;
            bottom: -50%;
            left: -20%;
            width: 60%;
            height: 200%;
            background: linear-gradient(135deg, rgba(30, 136, 229, 0.05), rgba(73, 172, 53, 0.05));
            transform: rotate(-30deg);
        }

        .partners-wrapper {
            position: relative;
            z-index: 1;
            width: 70%;
            max-width: 1400px;
            margin: 0 auto;
        }

        .partners-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 40px;
            margin-bottom: 40px;
        }

        .partner-card {
            text-align: center;
            padding: 35px 30px;
            background: white;
            border-radius: 20px;
            box-shadow: 0 10px 40px rgba(0, 0, 0, 0.08);
            transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
            position: relative;
            overflow: hidden;
        }

        .partner-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 4px;
            background: linear-gradient(90deg, var(--primary-green), var(--primary-blue));
            transform: scaleX(0);
            transition: transform 0.4s ease;
        }

        .partner-card:hover {
            transform: translateY(-10px);
            box-shadow: 0 20px 60px rgba(73, 172, 53, 0.15);
        }

        .partner-card:hover::before {
            transform: scaleX(1);
        }

        .partner-icon {
            width: 80px;
            height: 80px;
            margin: 0 auto 20px;
        }

        .partner-icon svg {
            width: 100%;
            height: 100%;
            filter: drop-shadow(0 4px 8px rgba(73, 172, 53, 0.2));
        }

        .partner-stat-number {
            font-size: 48px;
            font-weight: 800;
            background: linear-gradient(135deg, var(--primary-green), var(--primary-blue));
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
            margin-bottom: 12px;
            letter-spacing: -2px;
        }

        .partner-stat-label {
            font-size: 18px;
            color: var(--text-dark);
            font-weight: 600;
        }

        .partners-description {
            background: white;
            border-radius: 16px;
            padding: 30px 40px;
            box-shadow: 0 5px 25px rgba(0, 0, 0, 0.05);
            border-left: 5px solid var(--primary-green);
        }

        .partners-desc-line {
            display: flex;
            align-items: flex-start;
            gap: 15px;
            margin-bottom: 20px;
        }

        .partners-desc-line:last-child {
            margin-bottom: 0;
        }

        .partners-desc-dot {
            width: 8px;
            height: 8px;
            background: linear-gradient(135deg, var(--primary-green), var(--primary-blue));
            border-radius: 50%;
            margin-top: 8px;
            flex-shrink: 0;
        }

        .partners-desc-text {
            font-size: 17px;
            color: var(--text-dark);
            line-height: 1.8;
            font-weight: 500;
        }

        /* Products Section */
        .products-section {
            padding: 70px 0;
            background: linear-gradient(135deg,
                rgba(248, 249, 250, 0.8) 0%,
                rgba(240, 242, 245, 0.9) 50%,
                rgba(233, 236, 240, 0.8) 100%
            );
            position: relative;
            overflow: hidden;
            max-width: 100%;
            width: 100%;
        }

        .products-section::before {
            content: '';
            position: absolute;
            top: -50%;
            left: -10%;
            width: 120%;
            height: 200%;
            background: linear-gradient(45deg,
                transparent 30%,
                rgba(30, 74, 139, 0.03) 50%,
                transparent 70%
            );
            transform: rotate(12deg);
            pointer-events: none;
        }

        .products-tabs {
            display: flex;
            justify-content: center;
            gap: 20px;
            margin-bottom: 50px;
            position: relative;
            z-index: 1;
        }

        .product-tab {
            padding: 12px 32px;
            background: rgba(255, 255, 255, 0.95);
            border: 2px solid transparent;
            color: var(--primary-color);
            border-radius: 50px;
            cursor: pointer;
            font-weight: 600;
            transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
            position: relative;
            overflow: hidden;
            backdrop-filter: blur(10px);
            box-shadow: 0 4px 15px rgba(30, 74, 139, 0.1),
                        inset 0 1px 2px rgba(255, 255, 255, 0.8);
        }

        .product-tab::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(30, 74, 139, 0.08), rgba(45, 106, 184, 0.04));
            opacity: 0;
            transition: opacity 0.4s ease;
        }

        .product-tab::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 50%;
            transform: translateX(-50%);
            width: 0;
            height: 3px;
            background: linear-gradient(90deg, #1e4a8b, #2d6ab8);
            transition: width 0.4s cubic-bezier(0.4, 0, 0.2, 1);
            border-radius: 0 0 50px 50px;
        }

        .product-tab:hover {
            transform: translateY(-3px);
            box-shadow: 0 6px 25px rgba(30, 74, 139, 0.2),
                        0 0 40px rgba(30, 74, 139, 0.1);
        }

        .product-tab:hover::before {
            opacity: 1;
        }

        .product-tab.active {
            background: linear-gradient(135deg, #1e4a8b 0%, #2d6ab8 100%);
            color: white;
            box-shadow: 0 6px 25px rgba(30, 74, 139, 0.4),
                        0 0 50px rgba(30, 74, 139, 0.25),
                        inset 0 1px 2px rgba(255, 255, 255, 0.3);
            transform: translateY(-3px) scale(1.05);
        }

        .product-tab.active::after {
            width: 60%;
        }

        .product-tab.active::before {
            opacity: 0;
        }

        .product-tab span {
            position: relative;
            z-index: 1;
        }

        .products-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 15px;
            position: relative;
            z-index: 1;
            width: 80%;
            margin: 0 auto;
        }

        .product-card {
            background: white;
            border-radius: 20px;
            overflow: hidden;
            box-shadow: 0 10px 40px rgba(0, 0, 0, 0.08);
            transition: all 0.5s cubic-bezier(0.175, 0.885, 0.32, 1.275);
            position: relative;
            display: flex;
            flex-direction: column;
            height: 412px;
        }

        /* Product Series Description */
        .product-series-desc {
            max-width: 1400px;
            margin: 0 auto 40px;
            padding: 0 20px;
            position: relative;
            z-index: 1;
        }

        .series-desc-box {
            display: flex;
            align-items: flex-start;
            gap: 20px;
            background: white;
            border-radius: 16px;
            padding: 25px 30px;
            box-shadow: 0 5px 25px rgba(0, 0, 0, 0.06);
            border-left: 4px solid var(--primary-green);
            transition: all 0.4s ease;
            width: 50%;
            margin: 0 auto;
        }

        .series-desc-box:hover {
            transform: translateX(5px);
            box-shadow: 0 8px 35px rgba(73, 172, 53, 0.12);
        }

        .series-desc-icon {
            width: 50px;
            height: 50px;
            flex-shrink: 0;
            display: flex;
            align-items: center;
            justify-content: center;
            background: linear-gradient(135deg, rgba(73, 172, 53, 0.1), rgba(30, 136, 229, 0.1));
            border-radius: 12px;
        }

        .series-desc-icon svg {
            width: 40px;
            height: 40px;
            filter: drop-shadow(0 2px 6px rgba(73, 172, 53, 0.2));
        }

        .series-desc-box p {
            font-size: 15px;
            color: var(--text-dark);
            line-height: 1.6;
            margin: 0;
            font-weight: 500;
        }

        .glass-desc {
            border-left-color: var(--primary-blue);
        }

        .metal-desc {
            border-left-color: var(--primary-green);
        }

        /* Knowledge Section */
        .knowledge-section {
            padding: 70px 0;
            background: linear-gradient(135deg,
                rgba(248, 249, 250, 0.8) 0%,
                rgba(240, 242, 245, 0.9) 50%,
                rgba(233, 236, 240, 0.8) 100%
            );
            position: relative;
            overflow: hidden;
            max-width: 100%;
            width: 100%;
        }

        .knowledge-section::before {
            content: '';
            position: absolute;
            top: -50%;
            left: -10%;
            width: 120%;
            height: 200%;
            background: linear-gradient(45deg,
                transparent 30%,
                rgba(30, 136, 229, 0.03) 50%,
                transparent 70%
            );
            animation: gradientMove 20s linear infinite;
        }

        .knowledge-container {
            position: relative;
            z-index: 1;
            width: 70%;
            max-width: 1400px;
            margin: 0 auto;
        }

        .knowledge-list {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 30px;
            margin-top: 50px;
        }

        .knowledge-card {
            background: white;
            border-radius: 16px;
            padding: 30px;
            box-shadow: 0 5px 25px rgba(0, 0, 0, 0.08);
            transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
            position: relative;
            overflow: hidden;
            display: flex;
            gap: 20px;
        }

        .knowledge-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 3px;
            background: linear-gradient(90deg, var(--primary-green), var(--primary-blue));
            transform: scaleX(0);
            transition: transform 0.4s ease;
        }

        .knowledge-card:hover {
            transform: translateY(-8px);
            box-shadow: 0 15px 50px rgba(73, 172, 53, 0.15);
        }

        .knowledge-card:hover::before {
            transform: scaleX(1);
        }

        .knowledge-icon {
            width: 60px;
            height: 60px;
            flex-shrink: 0;
            display: flex;
            align-items: center;
            justify-content: center;
            background: linear-gradient(135deg, rgba(73, 172, 53, 0.1), rgba(30, 136, 229, 0.1));
            border-radius: 12px;
        }

        .knowledge-icon svg {
            width: 40px;
            height: 40px;
            filter: drop-shadow(0 2px 6px rgba(73, 172, 53, 0.2));
        }

        .knowledge-content {
            flex: 1;
            display: flex;
            flex-direction: column;
        }

        .knowledge-title {
            font-size: 18px;
            font-weight: 700;
            color: var(--text-dark);
            margin-bottom: 12px;
            line-height: 1.4;
        }

        .knowledge-excerpt {
            font-size: 14px;
            color: var(--text-gray);
            line-height: 1.6;
            margin-bottom: 16px;
            flex: 1;
        }

        .knowledge-meta {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding-top: 16px;
            border-top: 1px solid rgba(0, 0, 0, 0.06);
        }

        .knowledge-date {
            font-size: 13px;
            color: var(--text-gray);
            display: flex;
            align-items: center;
            gap: 6px;
        }

        .knowledge-date i {
            color: var(--primary-green);
        }

        .knowledge-link {
            font-size: 13px;
            color: var(--primary-blue);
            text-decoration: none;
            font-weight: 600;
            display: flex;
            align-items: center;
            gap: 6px;
            transition: all 0.3s ease;
        }

        .knowledge-link:hover {
            color: var(--primary-green);
            transform: translateX(5px);
        }

        .knowledge-link i {
            transition: transform 0.3s ease;
        }

        .knowledge-link:hover i {
            transform: translateX(3px);
        }

        /* Contact Section */
        .contact-section {
            padding: 70px 0;
            background: linear-gradient(135deg,
                rgba(248, 249, 250, 0.8) 0%,
                rgba(240, 242, 245, 0.9) 50%,
                rgba(233, 236, 240, 0.8) 100%
            );
            position: relative;
            overflow: hidden;
            max-width: 100%;
            width: 100%;
        }

        .contact-section::before {
            content: '';
            position: absolute;
            top: -50%;
            left: -10%;
            width: 120%;
            height: 200%;
            background: linear-gradient(45deg,
                transparent 30%,
                rgba(73, 172, 53, 0.05) 50%,
                transparent 70%
            );
            animation: gradientMove 20s linear infinite;
        }

        .contact-container {
            position: relative;
            z-index: 1;
            width: 70%;
            max-width: 1400px;
            margin: 0 auto;
        }

        .contact-main-wrapper {
            display: grid;
            grid-template-columns: 1.5fr 2fr 1fr;
            gap: 30px;
            margin-top: 50px;
        }

        /* Logo Section */
        .contact-logo-section {
            display: flex;
            flex-direction: column;
            justify-content: center;
            align-items: center;
            padding: 40px 30px;
            background: white;
            border-radius: 20px;
            box-shadow: 0 10px 40px rgba(0, 0, 0, 0.08);
            transition: all 0.4s ease;
        }

        .contact-logo-section:hover {
            transform: translateY(-5px);
            box-shadow: 0 15px 50px rgba(73, 172, 53, 0.15);
        }

        .contact-logo-wrapper {
            text-align: center;
        }

        .contact-logo-img {
            max-width: 200px;
            height: auto;
            object-fit: contain;
            filter: drop-shadow(0 4px 8px rgba(0, 0, 0, 0.1));
        }

        /* Company Info Section */
        .company-info-section {
            background: white;
            border-radius: 20px;
            padding: 35px 40px;
            box-shadow: 0 10px 40px rgba(0, 0, 0, 0.08);
            transition: all 0.4s ease;
        }

        .company-info-section:hover {
            transform: translateY(-5px);
            box-shadow: 0 15px 50px rgba(73, 172, 53, 0.15);
        }

        .company-title-box {
            text-align: center;
            margin-bottom: 20px;
            padding-bottom: 18px;
            border-bottom: 2px solid rgba(73, 172, 53, 0.1);
        }

        .company-name-main,
        .company-name-sub {
            font-size: 18px;
            font-weight: 700;
            background: linear-gradient(135deg, var(--primary-green), var(--primary-blue));
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
            margin: 0 0 8px 0;
        }

        .company-names-row,
        .company-divider-vertical,
        .company-divider-horizontal,
        .company-divider {
            display: none;
        }

        .contact-message {
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 12px;
            background: linear-gradient(135deg, rgba(73, 172, 53, 0.1), rgba(30, 136, 229, 0.1));
            padding: 14px 20px;
            border-radius: 12px;
            margin-bottom: 20px;
            font-size: 16px;
            font-weight: 600;
            color: var(--primary-blue);
        }

        .contact-message i {
            font-size: 20px;
            animation: handShake 2s ease-in-out infinite;
        }

        @keyframes handShake {
            0%, 100% { transform: rotate(0deg); }
            25% { transform: rotate(-10deg); }
            75% { transform: rotate(10deg); }
        }

        .contact-details {
            display: flex;
            flex-direction: column;
            gap: 10px;
        }

        /* More specific selector to avoid footer conflict */
        .company-info-section .contact-item {
            display: flex;
            align-items: flex-start;
            gap: 18px;
            padding: 18px;
            background: white;
            border: 1px solid rgba(73, 172, 53, 0.15);
            border-radius: 12px;
            transition: all 0.3s ease;
        }

        .company-info-section .contact-item:hover {
            transform: translateX(5px);
            box-shadow: 0 5px 20px rgba(73, 172, 53, 0.15);
            border-color: var(--primary-green);
        }

        .company-info-section .contact-icon {
            width: 50px;
            height: 50px;
            flex-shrink: 0;
            display: flex;
            align-items: center;
            justify-content: center;
            background: linear-gradient(135deg, rgba(73, 172, 53, 0.1), rgba(30, 136, 229, 0.1));
            border-radius: 12px;
            box-shadow: 0 4px 12px rgba(73, 172, 53, 0.15);
        }

        .company-info-section .contact-icon svg {
            width: 32px;
            height: 32px;
            filter: drop-shadow(0 2px 4px rgba(73, 172, 53, 0.2));
        }

        /* More specific selector to avoid footer conflict */
        .company-info-section .contact-info {
            display: flex;
            flex-direction: column;
            gap: 4px;
        }

        .company-info-section .contact-label {
            font-size: 13px;
            color: #666666;
            text-transform: uppercase;
            letter-spacing: 1px;
            font-weight: 600;
            padding-top: 2px;
        }

        .company-info-section .contact-value {
            font-size: 17px;
            color: #333333;
            font-weight: 600;
            line-height: 1.5;
            padding-bottom: 2px;
        }

        /* QR Code Section */
        .qr-section {
            display: flex;
            flex-direction: column;
            justify-content: center;
            align-items: center;
        }

        .qr-card {
            background: white;
            border-radius: 20px;
            padding: 35px 30px;
            box-shadow: 0 10px 40px rgba(0, 0, 0, 0.08);
            text-align: center;
            transition: all 0.4s ease;
            width: 100%;
        }

        .qr-card:hover {
            transform: translateY(-5px) scale(1.02);
            box-shadow: 0 15px 50px rgba(73, 172, 53, 0.15);
        }

        .qr-wrapper {
            width: 180px;
            height: 180px;
            margin: 0 auto 20px;
            padding: 15px;
            background: linear-gradient(135deg, rgba(73, 172, 53, 0.05), rgba(30, 136, 229, 0.05));
            border-radius: 16px;
            display: flex;
            align-items: center;
            justify-content: center;
        }

        .qr-code-img {
            width: 100%;
            height: 100%;
            object-fit: contain;
        }

        .qr-title {
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            font-size: 18px;
            font-weight: 700;
            background: linear-gradient(135deg, var(--primary-green), var(--primary-blue));
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
            margin-bottom: 10px;
        }

        .qr-title i {
            font-size: 20px;
            background: linear-gradient(135deg, var(--primary-green), var(--primary-blue));
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }

        .qr-desc {
            font-size: 13px;
            color: var(--text-gray);
            line-height: 1.6;
            margin: 0;
        }

        .product-card:hover {
            transform: translateY(-15px);
            box-shadow: 0 20px 60px rgba(0, 0, 0, 0.15);
        }

        .product-image {
            position: relative;
            height: 280px;
            overflow: hidden;
            background: #4ca8f1;
            flex-shrink: 0;
        }

        .product-image img {
            width: 100%;
            height: 100%;
            object-fit: contain;
            object-position: center;
            padding: 10px;
            transition: all 0.7s cubic-bezier(0.175, 0.885, 0.32, 1.275);
        }

        .product-card:hover .product-image img {
            transform: scale(1.15) rotate(2deg);
            filter: brightness(1.05) contrast(1.1);
        }

        .product-overlay {
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background: linear-gradient(135deg,
                rgba(30, 74, 139, 0.9) 0%,
                rgba(42, 91, 168, 0.85) 50%,
                rgba(255, 107, 53, 0.8) 100%
            );
            display: flex;
            align-items: center;
            justify-content: center;
            opacity: 0;
            visibility: hidden;
            transition: all 0.5s cubic-bezier(0.175, 0.885, 0.32, 1.275);
            backdrop-filter: blur(10px);
        }

        .product-card:hover .product-overlay {
            opacity: 1;
            visibility: visible;
        }

        .overlay-content {
            text-align: center;
            color: white;
            transform: scale(0.8) rotate(-5deg);
            transition: transform 0.5s cubic-bezier(0.175, 0.885, 0.32, 1.275);
        }

        .product-card:hover .overlay-content {
            transform: scale(1) rotate(0deg);
        }

        .overlay-content h4 {
            font-size: 1.1rem;
            font-weight: 700;
            margin-bottom: 12px;
            text-shadow: 0 2px 10px rgba(0, 0, 0, 0.3);
        }

        .overlay-content p {
            font-size: 0.86rem;
            opacity: 0.9;
            margin-bottom: 20px;
            line-height: 1.8;
            padding: 0 35px;
        }

        .product-btn {
            display: inline-flex;
            align-items: center;
            gap: 4px;
            background: white;
            color: var(--primary-color);
            padding: 8px 20px;
            border-radius: 15px;
            text-decoration: none;
            font-weight: 600;
            font-size: 0.9rem;
            transition: all 0.3s ease;
            box-shadow: 0 1px 4px rgba(0, 0, 0, 0.1);
        }

        .product-btn:hover {
            transform: translateY(-2px);
            box-shadow: 0 6px 20px rgba(0, 0, 0, 0.3);
        }

        .product-info {
            padding: 15px 20px 15px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }

        .product-info h3 {
            font-size: 0.95rem;
            font-weight: 700;
            color: #333333;
            margin-bottom: 16px;
            margin-top: 15px;
            line-height: 1.5;
            flex-shrink: 0;
            padding: 0 10px;
        }

        .product-info h3 {
            font-size: 0.95rem;
            font-weight: 700;
            color: #333333;
            margin-bottom: 16px;
            margin-top: 15px;
            line-height: 1.5;
            flex-shrink: 0;
        }

        .product-features {
            display: flex;
            flex-wrap: wrap;
            gap: 6px;
            flex: 1;
            align-content: flex-start;
        }


        .feature-tag {
            background: linear-gradient(135deg, #f0f2f5, #e9ecf0);
            color: #666666;
            padding: 7px 12px;
            border-radius: 12px;
            font-size: 0.78rem;
            font-weight: 600;
            text-transform: uppercase;
            letter-spacing: 0.3px;
            border: 1px solid rgba(30, 74, 139, 0.1);
            line-height: 1.6;
        }

        /* Application Section */
        .application-section {
            background: linear-gradient(135deg, #f8fbf9 0%, #ffffff 50%, #f0f7f4 100%);
            position: relative;
            overflow: hidden;
            max-width: none;
            width: 100%;
        }

        .application-section::before {
            content: '';
            position: absolute;
            top: -30%;
            left: -10%;
            width: 50%;
            height: 160%;
            background: linear-gradient(135deg, rgba(73, 172, 53, 0.03), rgba(30, 136, 229, 0.03));
            transform: rotate(-15deg);
        }

        .application-wrapper {
            position: relative;
            z-index: 1;
            width: 70%;
            max-width: 1400px;
            margin: 0 auto;
        }

        .application-main-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 25px;
            margin-bottom: 50px;
        }

        .application-card {
            text-align: center;
            padding: 35px 20px;
            background: white;
            border-radius: 16px;
            box-shadow: 0 4px 20px rgba(0, 0, 0, 0.06);
            transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
            position: relative;
            overflow: hidden;
        }

        .application-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 3px;
            background: linear-gradient(90deg, var(--primary-green), var(--primary-blue));
            transform: scaleX(0);
            transition: transform 0.4s ease;
        }

        .application-card:hover {
            transform: translateY(-8px);
            box-shadow: 0 15px 40px rgba(73, 172, 53, 0.15);
        }

        .application-card:hover::before {
            transform: scaleX(1);
        }

        .app-icon-wrapper {
            width: 100px;
            height: 100px;
            margin: 0 auto 11px;
        }

        .app-icon-wrapper svg {
            width: 100%;
            height: 100%;
            filter: drop-shadow(0 3px 6px rgba(73, 172, 53, 0.15));
        }

        .app-card-title {
            font-size: 20px;
            font-weight: 600;
            color: var(--text-dark);
            margin: 0;
            transition: color 0.3s ease;
        }

        .application-card:hover .app-card-title {
            color: var(--primary-green);
        }

        .application-summary {
            background: white;
            border-radius: 16px;
            padding: 40px 50px;
            box-shadow: 0 5px 25px rgba(0, 0, 0, 0.05);
            border-left: 5px solid var(--primary-blue);
        }

        .summary-title {
            font-size: 24px;
            font-weight: 700;
            color: var(--primary-blue);
            margin-bottom: 20px;
            text-align: center;
        }

        .summary-text {
            font-size: 17px;
            color: var(--text-gray);
            line-height: 2;
            text-align: center;
            font-weight: 500;
        }

        /* Selection Guide */
        .guide-section {
            background: linear-gradient(135deg, #ffffff 0%, #f5f7fa 100%);
            position: relative;
            overflow: hidden;
            max-width: none;
            width: 100%;
        }

        .guide-image-wrapper {
            position: relative;
            z-index: 1;
            text-align: center;
            margin-top: 40px;
        }

        .guide-image {
            max-width: 100%;
            height: auto;
            display: inline-block;
        }

        /* Vision & Mission Section */
        .vision-mission-section {
            background: linear-gradient(135deg, #e8f5e9 0%, #ffffff 50%, #e3f2fd 100%);
            position: relative;
            overflow: hidden;
            max-width: none;
            width: 100%;
        }

        .vision-mission-section::before {
            content: '';
            position: absolute;
            top: -50%;
            left: -30%;
            width: 80%;
            height: 200%;
            background: radial-gradient(circle, rgba(73, 172, 53, 0.08) 0%, transparent 70%);
        }

        .vision-mission-section::after {
            content: '';
            position: absolute;
            bottom: -50%;
            right: -30%;
            width: 80%;
            height: 200%;
            background: radial-gradient(circle, rgba(30, 136, 229, 0.08) 0%, transparent 70%);
        }

        .vm-wrapper {
            position: relative;
            z-index: 1;
            width: 75%;
            max-width: 1400px;
            margin: 0 auto;
        }

        .vm-content {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 50px;
            margin-bottom: 60px;
        }

        .vm-card {
            text-align: center;
            padding: 50px 40px;
            background: white;
            border-radius: 24px;
            border: 1px solid rgba(73, 172, 53, 0.1);
            backdrop-filter: blur(10px);
            transition: all 0.5s cubic-bezier(0.4, 0, 0.2, 1);
            position: relative;
            overflow: hidden;
            box-shadow: 0 4px 20px rgba(0, 0, 0, 0.06);
        }

        .vm-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 4px;
            background: linear-gradient(90deg, var(--primary-green), var(--primary-blue));
            opacity: 0;
            transition: opacity 0.4s ease;
        }

        .vm-card:hover {
            transform: translateY(-10px);
            background: white;
            border-color: rgba(73, 172, 53, 0.3);
            box-shadow: 0 20px 60px rgba(73, 172, 53, 0.15);
        }

        .vm-card:hover::before {
            opacity: 1;
        }

        .vm-icon {
            width: 90px;
            height: 90px;
            margin: 0 auto 25px;
            position: relative;
        }

        .vm-icon::after {
            content: '';
            position: absolute;
            top: 50%;
            left: 50%;
            transform: translate(-50%, -50%);
            width: 100px;
            height: 100px;
            background: radial-gradient(circle, rgba(73, 172, 53, 0.2) 0%, transparent 70%);
            border-radius: 50%;
            animation: pulse 2s ease-in-out infinite;
        }

        @keyframes pulse {
            0%, 100% { transform: translate(-50%, -50%) scale(1); opacity: 0.5; }
            50% { transform: translate(-50%, -50%) scale(1.2); opacity: 0; }
        }

        .vm-icon svg {
            width: 100%;
            height: 100%;
            position: relative;
            z-index: 1;
        }

        .vm-title {
            font-size: 32px;
            font-weight: 800;
            background: linear-gradient(135deg, var(--primary-green), var(--primary-blue));
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
            margin-bottom: 20px;
            letter-spacing: 4px;
        }

        .vm-text {
            font-size: 17px;
            color: var(--text-gray);
            line-height: 2;
            font-weight: 400;
        }

        .vm-slogans {
            display: flex;
            flex-wrap: wrap;
            justify-content: center;
            gap: 25px;
            padding: 40px 50px;
            background: white;
            border-radius: 20px;
            border: 1px solid rgba(73, 172, 53, 0.1);
            box-shadow: 0 4px 20px rgba(0, 0, 0, 0.06);
        }

        .slogan-item {
            display: flex;
            align-items: center;
            gap: 12px;
            padding: 15px 30px;
            background: linear-gradient(135deg, #e8f5e9, #f0f7f4);
            border-radius: 50px;
            border: 1px solid rgba(73, 172, 53, 0.15);
            transition: all 0.3s ease;
        }

        .slogan-item:hover {
            background: linear-gradient(135deg, #c8e6c9, #dcedc8);
            border-color: rgba(73, 172, 53, 0.5);
            transform: translateY(-3px);
            box-shadow: 0 8px 25px rgba(73, 172, 53, 0.15);
        }

        .slogan-icon {
            font-size: 20px;
            background: linear-gradient(135deg, var(--primary-green), var(--primary-blue));
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }

        .slogan-text {
            font-size: 18px;
            font-weight: 600;
            color: var(--text-dark);
            letter-spacing: 2px;
        }

        /* Technical Advantages Section */
        .technical-section {
            background: #f5f5f5;
            position: relative;
            overflow: hidden;
            max-width: none;
            width: 100%;
        }

        .technical-section::before {
            content: '';
            position: absolute;
            top: -100px;
            right: -100px;
            width: 300px;
            height: 300px;
            background: radial-gradient(circle, rgba(73, 172, 53, 0.08) 0%, transparent 70%);
            border-radius: 50%;
            pointer-events: none;
        }

        .technical-container {
            width: 75%;
            max-width: 1400px;
            margin: 0 auto;
        }

        .technical-content-wrapper {
            display: flex;
            align-items: stretch;
            gap: 3.5%;
        }

        .technical-list {
            flex: 0 0 54%;
            display: flex;
            flex-direction: column;
            gap: 20px;
        }

        .technical-item {
            flex: 1;
            display: flex;
            align-items: center;
            gap: 20px;
            padding: 2.5vh 30px;
            background: white;
            border-radius: 12px;
            box-shadow: 0 2px 15px rgba(0, 0, 0, 0.05);
            transition: all 0.3s ease;
            border-left: 4px solid transparent;
        }



        .technical-item:hover {
            transform: translateX(10px);
            box-shadow: 0 5px 25px rgba(73, 172, 53, 0.15);
            border-left-color: var(--primary-green);
        }

        .technical-item:last-child {
            margin-bottom: 0;
        }

        .technical-icon {
            flex-shrink: 0;
            width: 36px;
            height: 36px;
            background: linear-gradient(135deg, var(--primary-green), var(--primary-color));
            color: white;
            font-size: 20px;
            font-weight: 700;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
        }

        .technical-title {
            color: var(--text-dark);
            font-size: 18px;
            font-weight: 600;
            line-height: 1.5;
            margin: 0;
        }

        .technical-image-wrapper {
            flex: 0 0 42.5%;
        }

        .technical-advantage-image {
            width: 100%;
            height: auto;
            border-radius: 12px;
            box-shadow: 0 10px 40px rgba(0, 0, 0, 0.1);
        }

        /* Timeline Section */
        .timeline-section {
            background: #ffffff;
            position: relative;
            overflow: hidden;
            max-width: none;
            width: 100%;
        }

        .timeline-container {
            width: 70%;
            margin: 0 auto;
        }

        .timeline-image-wrapper {
            width: 100%;
            background: white;
            overflow: hidden;
        }

        .timeline-image {
            width: 100%;
            height: auto;
            display: block;
        }

        /* Contact Section */
        .contact-section {
            background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
            color: var(--text-light);
        }

        .contact-section .section-title,
        .contact-section .section-subtitle {
            color: var(--text-light);
        }

        .contact-content {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 60px;
        }

        .contact-info-card {
            background: rgba(255, 255, 255, 0.1);
            padding: 40px;
            border-radius: 15px;
            backdrop-filter: blur(10px);
        }

        .contact-item {
            display: flex;
            align-items: flex-start;
            gap: 15px;
            margin-bottom: 25px;
        }

        .contact-icon {
            width: 45px;
            height: 45px;
            background: var(--accent-orange);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 18px;
            flex-shrink: 0;
        }

        .contact-details h4 {
            font-size: 16px;
            margin-bottom: 5px;
            color: var(--accent-orange);
        }

        .contact-details p {
            font-size: 14px;
            opacity: 0.9;
            line-height: 1.6;
        }

        .company-names {
            margin-top: 30px;
            padding-top: 30px;
            border-top: 1px solid rgba(255, 255, 255, 0.2);
        }

        .company-names p {
            font-size: 16px;
            margin-bottom: 10px;
            font-weight: 500;
        }

         /* Footer - Reference foot.asp design */
        footer {
            background: linear-gradient(135deg, var(--primary-color) 0%, #2a5ba8 100%);
            color: var(--text-light);
            padding: 0;
            position: relative;
            overflow: hidden;
        }

        footer::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 1px;
            background: linear-gradient(90deg, 
                transparent 0%, 
                rgba(255, 255, 255, 0.3) 20%, 
                rgba(255, 255, 255, 0.5) 50%, 
                rgba(255, 255, 255, 0.3) 80%, 
                transparent 100%);
            box-shadow: 0 2px 10px rgba(255, 255, 255, 0.1);
        }

        .footer-top {
            background: url('img17/bg.jpg') center/cover;
            position: relative;
            padding: 85px 0 65px;
            min-height: 300px;
            display: flex;
            align-items: center;
        }

        .footer-top::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background: linear-gradient(135deg, 
                rgba(30, 74, 139, 0.92) 0%, 
                rgba(42, 91, 168, 0.88) 50%, 
                rgba(255, 107, 53, 0.85) 100%);
            backdrop-filter: blur(3px);
        }

        .footer-content {
            position: relative;
            z-index: 2;
            width: 75%;
            max-width: 1400px;
            margin: 0 auto;
            padding: 0 20px;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 2.5fr 1.4fr 1.4fr 1.6fr;
            row-gap: 80px;
            column-gap: 20px;
            align-items: start;
        }

        .footer-column-wrapper {
            display: flex;
            gap: 30px;
            justify-content: flex-end;
        }

        .footer-column h3 {
            font-size: 1.3rem;
            font-weight: 700;
            margin-bottom: 35px;
            color: var(--text-light);
            position: relative;
            display: inline-block;
            text-transform: uppercase;
            letter-spacing: 1px;
        }

        .footer-column h3::after {
            content: '';
            position: absolute;
            bottom: -10px;
            left: 0;
            width: 40px;
            height: 3px;
            background: var(--accent-color);
            border-radius: 2px;
            transition: width 0.3s ease;
        }

        .footer-column h3.hide-title {
            visibility: hidden;
            height: auto;
            min-height: 62px;
            margin-bottom: 0;
        }

        .footer-column h3.hide-title::after {
            display: none;
        }

        .footer-column.footer-column-last {
            margin-left: 0;
        }

        /* 玻璃管产品列向上移动10px */
        .footer-column.footer-column-glass .footer-links {
            margin-top: -10px;
        }

        /* 金属管产品列向上移动10px */
        .footer-column.footer-column-metal .footer-links {
            margin-top: -10px;
        }

        .footer-column:hover h3::after {
            width: 60px;
        }

        .contact-info {
            display: flex;
            flex-direction: column;
            gap: 0;
        }

        .contact-item {
            display: flex;
            align-items: center;
            gap: 15px;
            color: rgba(255, 255, 255, 0.9);
            transition: all 0.3s ease;
            padding: 0px 0px;
            line-height: 1.4;
        }

        .contact-item:hover {
            color: var(--text-light);
            transform: translateX(5px);
        }

        .contact-item i {
            width: 20px;
            height: 20px;
            background: rgba(255, 107, 53, 0.2);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 0.85rem;
            transition: all 0.3s ease;
        }

        .contact-item:hover i {
            background: var(--accent-color);
            transform: rotate(360deg);
        }

        .footer-links {
            display: flex;
            flex-direction: column;
            gap: 2px;
        }

        .footer-links a {
            color: rgba(255, 255, 255, 0.85);
            text-decoration: none;
            transition: all 0.3s ease;
            position: relative;
            padding: 8px 0;
            display: inline-flex;
            align-items: center;
            font-size: 0.95rem;
            line-height: 1.4;
        }

        .footer-links a::before {
            content: '';
            position: absolute;
            left: -20px;
            top: 50%;
            transform: translateY(-50%);
            width: 0;
            height: 1px;
            background: var(--accent-color);
            transition: width 0.3s ease;
        }

        .footer-links a:hover {
            color: var(--text-light);
            transform: translateX(10px);
            padding-left: 10px;
        }

        .footer-links a:hover::before {
            width: 15px;
        }

        /* 大二维码样式 */
        .footer-qrcode-large {
            display: flex;
            flex-direction: column;
            align-items: center;
            gap: 15px;
        }

        .qrcode-img-large {
            width: 200px;
            height: 200px;
            border-radius: 10px;
            box-shadow: 0 6px 25px rgba(0, 0, 0, 0.4);
            border: 2px solid rgba(255, 255, 255, 0.15);
            transition: all 0.3s ease;

        }

        .qrcode-img-large:hover {
            transform: scale(1.08);
            border-color: var(--accent-color);
            box-shadow: 0 10px 35px rgba(255, 107, 53, 0.4);
        }

        .footer-bottom {
            background: rgba(21, 44, 90, 0.95);
            padding: 25px 0;
            text-align: center;
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            backdrop-filter: blur(10px);
        }

        .footer-bottom p {
            color: rgba(255, 255, 255, 0.8);
            font-size: 0.9rem;
            line-height: 1.6;
            margin: 0;
        }

        .footer-bottom p strong {
            color: var(--text-light);
            font-weight: 600;
        }

        .footer-bottom .copyright {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 8px 20px;
            background: rgba(255, 255, 255, 0.05);
            border-radius: 25px;
            border: 1px solid rgba(255, 255, 255, 0.1);
            transition: all 0.3s ease;
        }

        .footer-bottom .copyright:hover {
            background: rgba(255, 255, 255, 0.1);
            border-color: rgba(255, 255, 255, 0.2);
            transform: translateY(-2px);
        }

        .footer-bottom .copyright i {
            color: var(--accent-color);
            font-size: 0.85rem;
        }

        /* 大屏幕：版权信息一行显示 */
        @media (min-width: 769px) {
            .footer-bottom p {
                margin: 0;
            }
            .mobile-copyright {
                display: none;
            }
        }

        /* 响应式产品模块 */
        @media (max-width: 1024px) {
            .products-grid {
                grid-template-columns: repeat(3, 1fr);
            }
        }

        @media (max-width: 768px) {
            body {
                padding-top: 80px; /* Reduce padding for mobile header height */
            }

            .products-grid {
                grid-template-columns: repeat(2, 1fr);
            }

            .products-section {
                padding: 20px 0;
            }

            /* About Section mobile styles */
            .about-content {
                flex-direction: column;
                gap: 30px;
            }

            .about-intro h3 {
                font-size: 18px;
                white-space: normal;
            }

            .about-highlights {
                flex-direction: column;
                gap: 15px;
            }

            .highlight-item {
                padding: 15px;
            }

            .highlight-icon {
                font-size: 28px;
                width: 50px;
                height: 50px;
            }

            .about-image {
                flex: 1;
                max-width: 100%;
                width: 100%;
            }

            .image-wrapper {
                position: relative;
                width: 100%;
                height: 300px;
                background: linear-gradient(135deg, #1e4a8b 0%, #49ac35 100%);
                border-radius: 20px;
                overflow: hidden;
                box-shadow: 0 20px 60px rgba(30, 74, 139, 0.3), 0 0 0 3px rgba(73, 172, 53, 0.2);
                transition: all 0.5s cubic-bezier(0.4, 0, 0.2, 1);
                cursor: pointer;
            }

            .image-wrapper img {
                position: absolute;
                top: 0;
                left: 0;
                width: 100%;
                height: 100%;
                object-fit: cover;
                transition: all 0.5s ease;
                opacity: 0.9;
            }
        }

        @media (max-width: 480px) {
            .products-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }

            .product-card {
                margin: 0 10px;
            }

            .product-image {
                height: 180px;
            }

            .product-info {
                padding: 15px;
            }

            .product-info h3 {
                font-size: 0.95rem;
            }

            /* Product series description mobile styles */
            .product-series-desc {
                padding: 0 15px;
                margin-bottom: 25px;
            }

            .series-desc-box {
                flex-direction: row;
                gap: 15px;
                padding: 18px 20px;
                width: 100%;
            }

            .series-desc-icon {
                width: 40px;
                height: 40px;
                flex-shrink: 0;
            }

            .series-desc-icon svg {
                width: 32px;
                height: 32px;
            }

            .series-desc-box p {
                font-size: 14px;
                line-height: 1.6;
            }

            /* Knowledge section mobile styles */
            .knowledge-container {
                width: 90%;
            }

            .knowledge-list {
                grid-template-columns: 1fr;
                gap: 20px;
            }

            .knowledge-card {
                padding: 20px;
                gap: 15px;
            }

            .knowledge-icon {
                width: 50px;
                height: 50px;
            }

            .knowledge-icon svg {
                width: 32px;
                height: 32px;
            }

            .knowledge-title {
                font-size: 16px;
                margin-bottom: 8px;
            }

            .knowledge-excerpt {
                font-size: 13px;
                margin-bottom: 12px;
                display: -webkit-box;
                -webkit-line-clamp: 2;
                -webkit-box-orient: vertical;
                overflow: hidden;
            }

            .knowledge-meta {
                padding-top: 12px;
                flex-wrap: wrap;
                gap: 8px;
            }

            .knowledge-date {
                font-size: 12px;
            }

            .knowledge-link {
                font-size: 12px;
            }

            /* Contact section mobile styles */
            .contact-container {
                width: 90%;
            }

            .contact-main-wrapper {
                grid-template-columns: 1fr;
                gap: 25px;
            }

            .contact-logo-section,
            .company-info-section,
            .qr-section {
                padding: 25px 20px;
            }

            .contact-logo-img {
                max-width: 150px;
            }

            .company-name-main,
            .company-name-sub {
                font-size: 16px;
                margin-bottom: 6px;
            }

            .contact-message {
                font-size: 15px;
                padding: 12px 18px;
                margin-bottom: 15px;
            }

            .contact-message i {
                font-size: 18px;
            }

            .company-info-section .contact-item {
                padding: 14px;
                gap: 14px;
            }

            .company-info-section .contact-icon {
                width: 45px;
                height: 45px;
            }

            .company-info-section .contact-icon svg {
                width: 28px;
                height: 28px;
            }

            .company-info-section .contact-label {
                font-size: 12px;
                padding-top: 2px;
            }

            .company-info-section .contact-value {
                font-size: 15px;
                padding-bottom: 2px;
            }

            .qr-card {
                padding: 30px 25px;
            }

            .qr-wrapper {
                width: 160px;
                height: 160px;
            }

            .qr-title {
                font-size: 16px;
            }

            .qr-desc {
                font-size: 12px;
            }
        }

            .product-features {
                gap: 6px;
            }

            .feature-tag {
                padding: 4px 8px;
                font-size: 0.65rem;
            }

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

            .products-tabs {
                gap: 10px;
                margin-bottom: 30px;
            }

            .product-tab {
                padding: 10px 20px;
                font-size: 0.85rem;
            }
        }

        /* 移动端 Footer 样式 */
        @media (max-width: 480px) {
            footer {
                padding: 0;
            }

            .footer-top {
                padding: 30px 0 25px;
                min-height: auto;
            }

            .footer-content {
                width: 95% !important;
            }

            .footer-grid {
                grid-template-columns: 1fr !important;
                gap: 5px;
                padding: 0 15px;
            }

            .footer-column-wrapper {
                flex-direction: column;
                gap: 20px;
            }

            .footer-column h3 {
                font-size: 1rem;
                margin-bottom: 23px;
                color: #fff;
                padding-bottom: 8px;
            }

            .footer-column h3::after {
                width: 50px !important;
                background: rgba(255, 107, 53, 0.8) !important;
                bottom: -3px !important;
            }

            .footer-column h3.hide-title::after {
                display: none !important;
            }

            .hide-title {
                display: none !important;
            }

            .contact-item {
                gap: 12px;
                padding: 0px 0px;
                font-size: 0.85rem;
            }

            .contact-item i {
                width: 20px;
                height: 20px;
                font-size: 0.9rem;
                color: #ff6b35;
            }

            .contact-item span {
                color: rgba(255, 255, 255, 0.9);
                font-size: 0.85rem;
            }

            .footer-links {
                display: flex;
                flex-direction: column;
                gap: 8px;
            }

            .footer-links a {
                font-size: 0.85rem;
                padding: 8px 0;
                color: rgba(255, 255, 255, 0.85);
                border-bottom: 1px solid rgba(255, 255, 255, 0.1);
                transition: all 0.3s ease;
            }

            .footer-links a:active {
                color: #ff6b35;
                padding-left: 10px;
            }

            .footer-bottom {
                padding: 20px 0;
            }

            .footer-bottom p {
                font-size: 0.8rem;
                margin: 5px 0;
            }

            .desktop-copyright {
                display: none !important;
            }

            .mobile-copyright {
                display: block !important;
            }

            .footer-bottom .copyright {
                padding: 6px 15px;
                font-size: 0.75rem;
            }
        }

        /* Responsive */
        @media (max-width: 1024px) {
            .footer-grid {
                grid-template-columns: 1fr 1fr;
            }
            .footer-column-wrapper {
                grid-column: span 2;
            }
        }

        @media (max-width: 768px) {
            .footer-grid {
                grid-template-columns: 1fr;
            }
            .footer-column-wrapper {
                grid-column: span 1;
            }
            .desktop-copyright {
                display: none;
            }

            .mobile-copyright {
                display: block;
            }
        }

        /* Responsive */
        @media (max-width: 1024px) {
            .about-content {
                flex-direction: column;
                gap: 40px;
            }

            .about-image {
                flex: 1;
                max-width: 100%;
                width: 100%;
            }

            .application-grid {
                grid-template-columns: repeat(2, 1fr);
            }

            .guide-grid {
                grid-template-columns: 1fr;
            }

            .vm-content {
                grid-template-columns: 1fr;
                gap: 30px;
            }

            .vm-slogans {
                gap: 15px;
                padding: 30px 25px;
            }

            .slogan-item {
                padding: 12px 20px;
                flex: 1 1 calc(50% - 15px);
                min-width: 0;
            }
        }

        @media (max-width: 768px) {
            .vm-slogans {
                padding: 25px 20px;
            }

            .slogan-item {
                flex: 1 1 100%;
            }

            .vm-title {
                font-size: 26px;
            }

            .vm-text {
                font-size: 15px;
            }

            .header-contact {
                display: none;
            }

            .hero-section {
                margin-top: 0; /* No margin for mobile banner */
                height: 300px;
            }

            .pc-banner {
                display: none;
            }

            .mobile-banner {
                display: block;
                width: 100%;
                height: 100%;
                position: relative;
            }

            .header-container {
                width: 95% !important;
                padding: 15px 15px !important;
                display: flex !important;
                align-items: center !important;
                justify-content: flex-start !important;
                min-height: 80px !important;
            }

            .logo-section {
                gap: 5px !important;
                flex-direction: row !important;
                align-items: center !important;
                flex: 0 1 auto !important;
                min-width: 0 !important;
                overflow: hidden !important;
            }

            .mobile-menu-btn {
                margin-left: auto !important;
            }

            .logo-img {
                height: 40px !important;
                flex-shrink: 0 !important;
                min-width: 40px !important;
            }

            .company-name {
                font-size: 16px;
                font-weight: 600;
                white-space: nowrap;
                overflow: hidden;
                text-overflow: ellipsis;
            }

            .company-phone {
                display: none !important;
            }

            .mobile-phone-display {
                display: flex;
                align-items: center;
                gap: 6px;
                font-size: 13px;
                font-weight: 600;
                color: var(--primary-color);
                white-space: nowrap;
                padding: 0 6px 0 0;
                margin-left: 10px;
                flex-shrink: 0;
            }

            .mobile-phone-display i {
                display: none;
            }

            .company-info {
                padding-left: 2px;
                padding-top: 0;
                padding-bottom: 0;
                gap: 2px;
                border-left: 2px solid var(--primary-color);
                flex: 1;
                min-width: 0;
                overflow: hidden;
            }

            .company-phone i {
                font-size: 10px;
                margin-right: 4px;
                flex-shrink: 0;
            }

            .company-phone span {
                font-size: 11px;
            }

            .nav-menu {
                display: none;
                position: absolute;
                top: 100%;
                left: 0;
                right: 0;
                background: linear-gradient(180deg, #ffffff 0%, #f8f9fa 100%);
                flex-direction: column;
                padding: 10px 0;
                margin: 0;
                gap: 8px;
                box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
                list-style: none;
                width: 100%;
                max-width: 100%;
                z-index: 999;
                border-top: 3px solid var(--primary-green);
            }

            .nav-menu.active {
                display: flex !important;
                animation: slideDown 0.3s ease-out;
            }

            @keyframes slideDown {
                from {
                    opacity: 0;
                    transform: translateY(-10px);
                }
                to {
                    opacity: 1;
                    transform: translateY(0);
                }
            }

            .nav-menu > li {
                width: 100%;
                margin: 0;
                padding: 0;
                transition: all 0.3s ease;
            }

            .nav-menu > li > a {
                display: flex;
                align-items: center;
                padding: 12px 25px;
                color: var(--primary-color);
                border-bottom: none;
                text-decoration: none;
                font-size: 0.95rem;
                font-weight: 600;
                white-space: nowrap;
                box-sizing: border-box;
                width: 100%;
                transition: all 0.3s ease;
                background: transparent;
                margin: 0 10px;
                border-radius: 8px;
                position: relative;
                overflow: hidden;
            }

            .nav-menu > li > a::before {
                content: '';
                position: absolute;
                left: 0;
                top: 50%;
                transform: translateY(-50%);
                width: 4px;
                height: 0;
                background: linear-gradient(180deg, var(--primary-green), var(--primary-blue));
                border-radius: 2px;
                transition: height 0.3s ease;
            }

            .nav-menu > li > a:hover,
            .nav-menu > li > a.active {
                background: linear-gradient(135deg, rgba(30, 74, 139, 0.08) 0%, rgba(73, 172, 53, 0.08) 100%);
                color: var(--primary-color);
                padding-left: 35px;
            }

            .nav-menu > li > a:hover::before,
            .nav-menu > li > a.active::before {
                height: 20px;
            }

            .nav-menu > li > a i {
                display: inline-block;
                margin-right: 12px;
                font-size: 1.1rem;
                width: 24px;
                text-align: center;
                color: var(--primary-green);
                transition: all 0.3s ease;
            }

            .nav-menu > li > a:hover i,
            .nav-menu > li > a.active i {
                color: var(--primary-blue);
                transform: scale(1.1);
            }

            .nav-menu > li > a::after {
                display: none;
            }

            .mobile-menu-btn {
                display: block !important;
                padding: 8px 12px !important;
                font-size: 20px !important;
                flex-shrink: 0 !important;
                width: 44px !important;
                height: 44px !important;
                display: flex !important;
                align-items: center !important;
                justify-content: center !important;
            }

            .hero-title {
                font-size: 28px;
            }

            .hero-subtitle {
                font-size: 14px;
                margin-bottom: 25px;
            }

            .hero-cta {
                padding: 12px 30px;
                font-size: 15px;
            }

            .banner-arrow {
                width: 40px;
                height: 40px;
                font-size: 16px;
            }

            .banner-arrow.prev {
                left: 15px;
            }

            .banner-arrow.next {
                right: 15px;
            }

            .banner-dot {
                width: 10px;
                height: 10px;
            }

            .banner-dot.active {
                width: 30px;
            }

            .timeline::before {
                left: 20px;
            }

            .timeline-item {
                padding: 0 20px 0 60px;
                text-align: left !important;
            }

            .timeline-year {
                font-size: 14px;
            }

            .advantages-grid {
                grid-template-columns: 1fr;
            }

            .partners-content {
                grid-template-columns: 1fr;
            }

            .products-grid {
                grid-template-columns: 1fr;
            }

            .contact-content {
                grid-template-columns: 1fr;
            }

            .footer-content {
                grid-template-columns: 1fr;
            }
        }

        @media (max-width: 768px) {
            .technical-content-wrapper {
                flex-direction: column;
            }

            .technical-image-wrapper {
                flex: 1;
                width: 100%;
                order: -1;
            }

            .technical-advantage-image {
                margin-bottom: 30px;
            }

            .technical-item {
                padding: 20px;
            }

            .technical-icon {
                width: 32px;
                height: 32px;
                font-size: 18px;
            }

            .technical-title {
                font-size: 16px;
            }

            .partners-grid {
                grid-template-columns: 1fr;
                gap: 30px;
            }

            .partner-card {
                padding: 35px 25px;
            }

            .partner-icon {
                width: 80px;
                height: 80px;
            }

            .partner-stat-number {
                font-size: 42px;
            }

            .partner-stat-label {
                font-size: 16px;
            }

            .partners-description {
                padding: 30px 25px;
            }

            .partners-desc-text {
                font-size: 15px;
            }

            .application-wrapper {
                width: 90%;
            }

            .application-main-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 20px;
            }

            .application-card {
                padding: 28px 18px;
            }

            .app-icon-wrapper {
                width: 60px;
                height: 60px;
            }

            .app-card-title {
                font-size: 15px;
            }

            .application-summary {
                padding: 30px 25px;
            }

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

            .summary-text {
                font-size: 15px;
            }

            .guide-wrapper {
                flex-direction: column;
                gap: 40px;
            }

            .guide-visual {
                width: 250px;
                order: -1;
            }

            .guide-step-item {
                gap: 15px;
            }

            .step-number {
                width: 50px;
                height: 50px;
                font-size: 18px;
            }

            .step-number::before {
                width: 50px;
                height: 50px;
            }

            .step-title {
                font-size: 18px;
            }
        }

        /* Team & Service Capabilities Section */
        .team-service-section {
            padding: 70px 0;
            background: linear-gradient(135deg,
                rgba(248, 249, 250, 0.8) 0%,
                rgba(240, 242, 245, 0.9) 50%,
                rgba(233, 236, 240, 0.8) 100%
            );
            position: relative;
            overflow: hidden;
            max-width: 100%;
            width: 100%;
        }

        .team-service-section::before {
            content: '';
            position: absolute;
            top: -50%;
            left: -10%;
            width: 120%;
            height: 200%;
            background: linear-gradient(45deg,
                transparent 30%,
                rgba(73, 172, 53, 0.05) 50%,
                transparent 70%
            );
            animation: gradientMove 20s linear infinite;
        }

        @keyframes gradientMove {
            0% { transform: translateX(-30%) translateY(-30%); }
            100% { transform: translateX(30%) translateY(30%); }
        }

        .team-service-container {
            position: relative;
            z-index: 1;
            width: 70%;
            max-width: 1400px;
            margin: 0 auto;
        }

        .team-service-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 40px;
            margin-top: 50px;
        }

        .team-service-card {
            text-align: center;
            padding: 45px 35px;
            background: white;
            border-radius: 20px;
            box-shadow: 0 10px 40px rgba(0, 0, 0, 0.08);
            transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
            position: relative;
            overflow: hidden;
        }

        .team-service-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 4px;
            background: linear-gradient(90deg, var(--primary-green), var(--primary-blue));
            transform: scaleX(0);
            transition: transform 0.4s ease;
        }

        .team-service-card:hover {
            transform: translateY(-10px);
            box-shadow: 0 20px 60px rgba(73, 172, 53, 0.15);
        }

        .team-service-card:hover::before {
            transform: scaleX(1);
        }

        .team-service-icon {
            width: 90px;
            height: 90px;
            margin: 0 auto 25px;
        }

        .team-service-icon svg {
            width: 100%;
            height: 100%;
            filter: drop-shadow(0 4px 8px rgba(73, 172, 53, 0.2));
        }

        .team-service-title {
            font-size: 24px;
            font-weight: 700;
            color: var(--text-dark);
            margin-bottom: 20px;
            background: linear-gradient(135deg, var(--primary-green), var(--primary-blue));
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }

        .team-service-desc {
            font-size: 16px;
            color: var(--text-dark);
            line-height: 1.8;
            font-weight: 500;
            text-align: justify;
        }

        /* Responsive for Team & Service Section */
        @media (max-width: 768px) {
            .team-service-container {
                width: 90%;
            }

            .team-service-grid {
                grid-template-columns: 1fr;
                gap: 25px;
            }

            .team-service-card {
                padding: 35px 25px;
            }

            .team-service-icon {
                width: 70px;
                height: 70px;
                margin-bottom: 20px;
            }

            .team-service-title {
                font-size: 20px;
                margin-bottom: 15px;
            }

            .team-service-desc {
                font-size: 15px;
                text-align: left;
            }
        }

        /* Responsive - 400px及以下 */
        @media (max-width: 400px) {
            .header-container {
                width: 95% !important;
                padding: 10px 8px !important;
                display: flex !important;
                align-items: center !important;
                justify-content: flex-start !important;
            }

            .logo-section {
                flex-direction: row !important;
                align-items: center !important;
                flex: 0 1 auto !important;
                gap: 5px !important;
                min-width: 0 !important;
                overflow: hidden !important;
            }

            .mobile-menu-btn {
                margin-left: auto !important;
            }

            .logo-img {
                height: 30px !important;
                flex-shrink: 0 !important;
                min-width: 30px !important;
            }

            .company-name {
                font-size: 12px !important;
                font-weight: 600 !important;
                white-space: nowrap !important;
                overflow: hidden !important;
                text-overflow: ellipsis !important;
            }

            .company-phone {
                display: none !important;
            }

            .company-info {
                padding-left: 4px !important;
                padding-top: 0 !important;
                padding-bottom: 0 !important;
                gap: 0 !important;
                border-left: 2px solid var(--primary-color) !important;
                flex: 1 !important;
                min-width: 0 !important;
                overflow: hidden !important;
            }

            .company-phone i {
                font-size: 8px !important;
                margin-right: 2px !important;
                flex-shrink: 0 !important;
            }

            .company-phone span {
                font-size: 9px !important;
                overflow: hidden !important;
                text-overflow: ellipsis !important;
            }

            .mobile-menu-btn {
                display: block !important;
                padding: 5px 8px !important;
                font-size: 16px !important;
                flex-shrink: 0 !important;
                width: 36px !important;
                height: 36px !important;
                display: flex !important;
                align-items: center !important;
                justify-content: center !important;
            }
        }

        /* Responsive */
        @media (max-width: 480px) {
            .header-container {
                width: 95% !important;
                padding: 12px 10px !important;
                display: flex !important;
                align-items: center !important;
                justify-content: flex-start !important;
            }

            .logo-section {
                flex-direction: row !important;
                align-items: center !important;
                flex: 0 1 auto !important;
                gap: 5px !important;
                min-width: 0 !important;
                overflow: hidden !important;
            }

            .mobile-menu-btn {
                margin-left: auto !important;
            }

            .logo-img {
                height: 35px !important;
                flex-shrink: 0 !important;
                min-width: 35px !important;
            }

            .company-name {
                font-size: 11px;
                font-weight: 600;
                white-space: nowrap;
                overflow: hidden;
                text-overflow: ellipsis;
            }

            .company-phone {
                display: none !important;
            }

            .company-info {
                padding-left: 6px;
                padding-top: 0;
                padding-bottom: 0;
                gap: 1px;
                border-left: 2px solid var(--primary-color);
                flex: 1;
                min-width: 0;
                overflow: hidden;
            }

            .company-phone i {
                font-size: 9px;
                margin-right: 2px;
                flex-shrink: 0;
            }

            .company-phone span {
                font-size: 10px;
                overflow: hidden;
                text-overflow: ellipsis;
            }

            .mobile-menu-btn {
                display: block !important;
                padding: 6px 10px !important;
                font-size: 18px !important;
                flex-shrink: 0 !important;
                width: 40px !important;
                height: 40px !important;
                display: flex !important;
                align-items: center !important;
                justify-content: center !important;
            }

            .hero-section {
                padding: 0;
                margin-top: 0;
                height: 300px;
            }

            /* Mobile Banner Content - 向上移动40px */
            .mobile-hero-content {
                top: calc(65% - 40px);
            }

            .hero-title {
                font-size: 24px;
            }

            .section {
                padding: 50px 15px;
                max-width: 90%;
                padding-top: 40px;
            }

            /* Advantages section - move up 20px */
            .advantages-section {
                margin-top: -20px;
            }

            .advantages-intro {
                font-size: 1.0rem;
            }

            /* About section - 匹配轮播图底部的间距 (仅首页 er.asp) */
            .home-about-section {
                margin-top: 30px;
            }

            /* About section - 保持原有间距 (about/er.asp) */
            .about-section:not(.home-about-section) {
                margin-top: -48px;
            }

            /* Technical section subtitle - increase spacing */
            .technical-section .section-subtitle {
                margin-bottom: 22px;
            }

            /* Products section - increase spacing */
            .products-section {
                padding-top: 40px !important;
                width: 94% !important;
                max-width: 94% !important;
                margin: 0 auto;
                margin-top: -12px;
            }

            .products-container {
                width: 94% !important;
                max-width: 94% !important;
            }

            .products-grid {
                width: 94% !important;
                max-width: 94% !important;
                margin: 0 auto;
            }

            .product-card {
                width: 94% !important;
                margin: 0 auto;
                height: 412px !important;
            }

            .product-image {
                height: 270px !important;
                flex-shrink: 0;
            }

            .product-info {
                flex: 1;
                overflow: hidden;
            }

            .products-section .section-subtitle {
                margin-bottom: 20px;
            }

            /* Products tabs - inline */
            .products-tabs {
                display: flex;
                flex-direction: row !important;
                justify-content: center;
                gap: 15px;
            }

            /* Applications section - increase spacing */
            .application-section .section-subtitle {
                margin-bottom: 25px;
            }

            .section-title {
                font-size: 28px;
                margin-bottom: 5px;
            }

            .section-subtitle {
                margin-bottom: 15px;
            }

            .products-tabs {
                flex-direction: column;
            }

            /* Container widths */
            .about-content,
            .advantages-container,
            .partners-wrapper,
            .application-wrapper,
            .products-container,
            .timeline-container,
            .technical-content,
            .guide-content,
            .vision-mission-content {
                width: 90% !important;
                max-width: 90% !important;
            }

            .application-grid {
                grid-template-columns: 1fr;
            }

            /* Footer Responsive */
            footer {
                padding: 40px 0 25px;
            }

            .footer-container {
                width: 95%;
            }

            .footer-main {
                grid-template-columns: 1fr;
                gap: 30px;
            }

            .footer-left {
                align-items: center;
            }

            .footer-logo {
                justify-content: center;
            }

            .footer-logo-img {
                height: 60px;
            }

            .contact-item {
                font-size: 13px;
            }

            .footer-right {
                justify-content: center;
                padding-top: 10px;
            }

            .qrcode-img {
                width: 150px;
                height: 150px;
            }

            .footer-cooperate {
                font-size: 16px;
                margin-bottom: 10px;
            }

            .footer-company {
                font-size: 13px;
            }
        }

        /* 移动端强制样式 - 确保覆盖 */
        @media screen and (max-width: 480px) {
            .header-container {
                display: flex !important;
                align-items: center !important;
                justify-content: flex-start !important;
                width: 95% !important;
                padding: 12px 10px !important;
            }

            .logo-section {
                display: flex !important;
                flex-direction: row !important;
                align-items: center !important;
                gap: 5px !important;
                flex: 0 1 auto !important;
                min-width: 0 !important;
                overflow: hidden !important;
            }

            .mobile-menu-btn {
                margin-left: auto !important;
            }

            .logo-img {
                height: 35px !important;
                flex-shrink: 0 !important;
                min-width: 35px !important;
                max-width: 35px !important;
            }

            .company-info {
                display: flex !important;
                flex-direction: column !important;
                gap: 2px !important;
                padding-left: 8px !important;
                padding-top: 0 !important;
                padding-bottom: 0 !important;
                border-left: 2px solid var(--primary-color) !important;
                flex: 1 !important;
                min-width: 0 !important;
                overflow: hidden !important;
            }

            .company-name {
                font-size: 11px !important;
                font-weight: 600 !important;
                white-space: nowrap !important;
                overflow: hidden !important;
                text-overflow: ellipsis !important;
                line-height: 1.2 !important;
            }

            .company-phone {
                display: none !important;
            }

            .company-phone i {
                font-size: 9px !important;
                margin-right: 3px !important;
                flex-shrink: 0 !important;
            }

            .mobile-menu-btn {
                display: block;
                background: linear-gradient(135deg, var(--primary-green), var(--primary-blue)) !important;
                border: none !important;
                color: var(--text-light) !important;
                font-size: 20px !important;
                cursor: pointer !important;
                padding: 8px 12px !important;
                border-radius: 8px !important;
                transition: all 0.3s ease;
            }

            .mobile-menu-btn:hover {
                transform: scale(1.05);
                box-shadow: 0 4px 15px rgba(30, 74, 139, 0.3);
            }

            .nav-menu {
                display: none;
                position: absolute;
                top: 100%;
                left: 0;
                right: 0;
                background: linear-gradient(180deg, #ffffff 0%, #f8f9fa 100%);
                flex-direction: column;
                padding: 10px 0;
                margin: 0;
                gap: 8px;
                box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
                list-style: none;
                width: 100%;
                max-width: 100%;
                z-index: 999;
                border-top: 3px solid var(--primary-green);
            }

            @keyframes slideDown {
                from {
                    opacity: 0;
                    transform: translateY(-10px);
                }
                to {
                    opacity: 1;
                    transform: translateY(0);
                }
            }

            .nav-menu.active {
                display: flex;
                animation: slideDown 0.3s ease-out;
            }

            .nav-menu > li {
                width: 100%;
                margin: 0;
                padding: 0;
                transition: all 0.3s ease;
            }

            .nav-menu > li > a {
                display: flex;
                align-items: center;
                padding: 12px 25px;
                color: var(--primary-color);
                border-bottom: none;
                text-decoration: none;
                font-size: 0.95rem;
                font-weight: 600;
                white-space: nowrap;
                box-sizing: border-box;
                width: 100%;
                transition: all 0.3s ease;
                background: transparent;
                margin: 0 10px;
                border-radius: 8px;
                position: relative;
                overflow: hidden;
            }

            .nav-menu > li > a::before {
                content: '';
                position: absolute;
                left: 0;
                top: 50%;
                transform: translateY(-50%);
                width: 4px;
                height: 0;
                background: linear-gradient(180deg, var(--primary-green), var(--primary-blue));
                border-radius: 2px;
                transition: height 0.3s ease;
            }

            .nav-menu > li > a:hover,
            .nav-menu > li > a.active {
                background: linear-gradient(135deg, rgba(30, 74, 139, 0.08) 0%, rgba(73, 172, 53, 0.08) 100%);
                color: var(--primary-color);
                padding-left: 35px;
            }

            .nav-menu > li > a:hover::before,
            .nav-menu > li > a.active::before {
                height: 20px;
            }

            .nav-menu > li > a i {
                display: inline-block;
                margin-right: 12px;
                font-size: 1.1rem;
                width: 24px;
                text-align: center;
                color: var(--primary-green);
                transition: all 0.3s ease;
            }

            .nav-menu > li > a:hover i,
            .nav-menu > li > a.active i {
                color: var(--primary-blue);
                transform: scale(1.1);
            }

            .nav-menu > li > a::after {
                display: none;
            }

            .mobile-menu-btn i {
                display: block !important;
            }
        }