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ease}.business-service-item:hover .service-overlay{opacity:1}.service-overlay-text{color:#fff;font-size:1.125rem;font-weight:var(--font-medium)}.service-overlay-text,.service-title{font-family:PingFang SC,Helvetica Neue,Arial,sans-serif}.service-title{color:var(--color-text-primary);font-size:1.5rem;font-weight:var(--font-semibold);margin:var(--space-6) var(--space-6) var(--space-3) var(--space-6)}.service-description{color:var(--color-text-secondary);flex-grow:1;font-family:PingFang SC,Helvetica Neue,Arial,sans-serif;font-size:1rem;line-height:1.6;margin:0 var(--space-6) var(--space-6) var(--space-6)}@media (max-width:1023px){.banner-section{height:45vh}.banner-title{font-size:2.8rem}.business-services-grid{gap:var(--space-6);grid-template-columns:repeat(2,1fr)}.business-services-title{font-size:2.2rem}}@media (max-width:768px){.banner-section{height:40vh;margin-top:-60px;padding-top:60px}.banner-background,.banner-overlay{height:calc(100% + 60px);top:-60px}.banner-overlay{padding-top:calc(60px + 20vh)}.banner-title{word-wrap:break-word;font-size:2.2rem;-webkit-hyphens:auto;hyphens:auto;line-height:1.2;white-space:normal;word-break:break-word}.banner-subtitle{font-size:1rem;line-height:1.5}.highlights-grid{gap:var(--space-4);grid-template-columns:repeat(2,1fr)}.highlight-item:not(:last-child):after{display:none}.brand-intro-content{flex-direction:column;gap:var(--space-6)}.brand-intro-text-area{order:2}.brand-intro-image-area{order:1}.video-controls{padding:8px 12px}.video-controls-bar,.video-controls-left,.video-controls-right{gap:8px}.video-time{font-size:.75rem}.video-volume-bar{width:60px}.video-control-button{padding:6px}.video-control-button svg{height:18px;width:18px}.business-services-grid{gap:var(--space-6);grid-template-columns:1fr}.business-services-title{font-size:2rem;margin-bottom:var(--space-8)}.factory-marquee-controls{flex-direction:column;gap:var(--space-3)}.factory-marquee-wrapper{order:2}.marquee-arrow{font-size:18px;height:40px;width:40px}.factory-marquee-image{height:130px;max-width:100%;width:200px}}@media (max-width:640px){.banner-section{height:40vh;margin-top:-55px;padding-top:55px}.banner-background,.banner-overlay{height:calc(100% + 55px);top:-55px}.banner-overlay{padding-top:calc(55px + 20vh)}.banner-title{font-size:1.9rem}.banner-subtitle{font-size:.95rem}.highlights-grid{gap:var(--space-3);grid-template-columns:1fr}.business-services-title{font-size:1.8rem}}@media (max-width:480px){.banner-section{height:35vh;margin-top:-50px;padding-top:50px}.banner-background,.banner-overlay{height:calc(100% + 50px);top:-50px}.banner-overlay{padding-top:calc(50px + 15vh)}.banner-title{font-size:1.8rem;margin-bottom:var(--space-4)}.banner-subtitle{font-size:.9rem}.highlights-grid{gap:var(--space-3);grid-template-columns:1fr}.highlight-number{font-size:2rem}.highlight-label{font-size:.9rem}.brand-intro-text{font-size:1rem;line-height:1.6}.business-services-title{font-size:1.8rem;margin-bottom:var(--space-6)}.service-title{font-size:1.25rem;margin:var(--space-4) var(--space-4) var(--space-2) var(--space-4)}.service-description{font-size:.9rem;margin:0 var(--space-4) var(--space-4) var(--space-4)}.factory-marquee-image{height:100px;max-width:100%;width:160px}.marquee-arrow{font-size:16px;height:35px;width:35px}}.about-container{min-height:100vh;width:100%}.carousel-section{height:50vh;margin-top:-80px;overflow:hidden;padding-top:80px;position:relative;width:100%}.carousel-container,.carousel-wrapper{height:100%;position:relative;width:100%}.carousel-slide{height:calc(100% + 80px);left:0;opacity:0;position:absolute;top:-80px;transition:opacity .8s ease-in-out;width:100%}.carousel-slide.active{opacity:1}.carousel-slide img{height:100%;object-fit:cover;object-position:center;opacity:1;transition:opacity .3s ease;width:100%}.carousel-slide img:not([src]),.carousel-slide img[src=""],.carousel-slide img[src="#"]{opacity:0}.carousel-slide img:after{background:#0000;content:"";display:block;height:100%;left:0;position:absolute;top:0;width:100%}.carousel-overlay{align-items:flex-start;background:linear-gradient(180deg,#0000004d,#0009);display:flex;height:calc(100% + 80px);justify-content:center;left:0;padding-top:calc(80px + 25vh);position:absolute;top:-80px;width:100%}.carousel-content{animation:fadeInUp 1.2s ease-out;color:#fff;max-width:900px;padding:0 var(--space-4);text-align:center;z-index:10}.carousel-title{color:#fff;font-family:PingFang SC,Helvetica Neue,Arial,sans-serif;font-size:3.2rem;font-weight:var(--font-light);letter-spacing:.05em;line-height:1.1;margin-bottom:0;overflow:hidden;text-overflow:ellipsis;text-shadow:0 0 10px #ffffff4d,0 2px 8px #000c,0 4px 16px #0009;user-select:none;-webkit-user-select:none;-moz-user-select:none;-ms-user-select:none;white-space:nowrap}.carousel-btn{align-items:center;backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);background:#fff3;border:none;border-radius:50%;color:#fff;cursor:pointer;display:flex;height:50px;justify-content:center;position:absolute;top:50%;transform:translateY(-50%);transition:all .3s ease;width:50px;z-index:20}.carousel-btn:hover{background:#ffffff4d;transform:translateY(-50%) scale(1.1)}.carousel-btn-prev{left:30px}.carousel-btn-next{right:30px}.carousel-indicators{bottom:30px;display:flex;gap:12px;left:50%;position:absolute;transform:translateX(-50%);z-index:20}.carousel-indicator{background:#fff6;border:none;border-radius:50%;cursor:pointer;height:12px;transition:all .3s ease;width:12px}.carousel-indicator.active,.carousel-indicator:hover{background:#ffffffe6;transform:scale(1.2)}.company-intro-section{padding:var(--space-10) 0;width:100%}.company-intro-container{margin:0 auto;max-width:900px;padding:0 var(--space-4)}.company-intro-content{margin:0 auto;max-width:900px;text-align:center}.company-intro-text{color:var(--color-text-secondary);font-family:PingFang SC,Helvetica Neue,Arial,sans-serif;font-size:1.125rem;line-height:1.8;margin-bottom:var(--space-5);text-align:justify;text-justify:inter-ideograph}.company-intro-text:last-child{margin-bottom:0}.core-advantages-section{padding:var(--space-10) 0;width:100%}.core-advantages-container{margin:0 auto;max-width:1200px;padding:0 var(--space-4)}.advantages-grid{display:flex;flex-direction:column;gap:var(--space-6);margin:0 auto;max-width:1000px}.advantage-item{grid-gap:var(--space-6);align-items:center;display:grid;gap:var(--space-6);grid-template-columns:1fr 1fr;min-height:200px;padding:var(--space-4) 0}.advantage-item.advantage-reverse{grid-template-columns:1fr 1fr}.advantage-item.advantage-reverse .advantage-image{order:2}.advantage-item.advantage-reverse .advantage-content{order:1}.advantage-image{aspect-ratio:4/3;border-radius:8px;box-shadow:0 4px 12px #0000001a;margin:0 auto;overflow:hidden;width:80%}.advantage-image img{height:100%;object-fit:cover;object-position:center;width:100%}.advantage-content{padding:var(--space-2);position:relative}.advantage-number{color:#0000001a;font-family:Arial,sans-serif;font-size:4rem;font-weight:100;left:0;line-height:1;pointer-events:none;position:absolute;top:-60px;user-select:none;-webkit-user-select:none;-moz-user-select:none;-ms-user-select:none;z-index:1}.advantage-title{color:#2c3e50;font-family:PingFang SC,Helvetica Neue,Arial,sans-serif;font-size:1.8rem;font-weight:600;letter-spacing:.02em;line-height:1.3;margin:0 0 var(--space-4) 0;position:relative;z-index:2}.advantage-list{list-style:none;margin:0;padding:0}.advantage-list li{color:var(--color-text-secondary);font-family:PingFang SC,Helvetica Neue,Arial,sans-serif;font-size:1.125rem;line-height:1.7;margin-bottom:var(--space-3);padding-left:var(--space-4);position:relative}.advantage-list li:last-child{margin-bottom:0}.advantage-list li:before{color:#667eea;content:"•";font-size:1.2em;font-weight:700;left:0;position:absolute;top:0}.factory-strength-section{padding:var(--space-10) 0;width:100%}.factory-strength-container{margin:0 auto;max-width:900px;padding:0 var(--space-4)}.factory-strength-content{margin:0 auto;max-width:900px;text-align:center}.factory-description{color:var(--color-text-secondary);font-family:PingFang SC,Helvetica Neue,Arial,sans-serif;font-size:1.125rem;line-height:1.8;margin-bottom:var(--space-5);text-align:justify;text-justify:inter-ideograph}.factory-carousel-container{border-radius:12px;box-shadow:0 4px 12px #00000014;height:350px;margin-bottom:var(--space-6);overflow:hidden;position:relative;width:100%}.factory-carousel-wrapper{height:100%;position:relative;width:100%}.factory-carousel-slide{height:100%;left:0;opacity:0;position:absolute;top:0;transition:opacity .6s ease-in-out;width:100%}.factory-carousel-slide.active{opacity:1}.factory-carousel-slide img{height:100%;object-fit:cover;object-position:center;width:100%}.factory-carousel-btn{align-items:center;background:#ffffffe6;border:none;border-radius:50%;box-shadow:0 2px 8px #00000026;color:#667eea;cursor:pointer;display:flex;height:40px;justify-content:center;position:absolute;top:50%;transform:translateY(-50%);transition:all .3s ease;width:40px;z-index:10}.factory-carousel-btn:hover{background:#fff;box-shadow:0 4px 12px #0003;transform:translateY(-50%) scale(1.1)}.factory-carousel-btn-prev{left:15px}.factory-carousel-btn-next{right:15px}.factory-carousel-indicators{bottom:20px;display:flex;gap:8px;left:50%;position:absolute;transform:translateX(-50%);z-index:10}.factory-carousel-indicator{background:#ffffff80;border:none;border-radius:50%;cursor:pointer;height:10px;transition:all .3s ease;width:10px}.factory-carousel-indicator.active,.factory-carousel-indicator:hover{background:#ffffffe6;transform:scale(1.2)}.certificates-section{padding:var(--space-10) 0;width:100%}.certificates-container{margin:0 auto;max-width:1200px;padding:0 var(--space-4)}.certificates-grid{grid-gap:var(--space-8);display:grid;gap:var(--space-8);grid-template-columns:repeat(4,1fr);grid-template-rows:repeat(2,1fr);margin:0 auto;max-width:800px}.certificate-item{text-align:center}.certificate-image{align-items:center;aspect-ratio:3/4;background:#f8f9fa;border-radius:8px;box-shadow:0 4px 12px #0000001a;display:flex;justify-content:center;margin:0 auto;overflow:hidden;transition:transform .3s ease,box-shadow .3s ease;width:80%}.certificate-image img{height:100%;object-fit:cover;object-position:center;width:100%}.certificate-image:hover{box-shadow:0 8px 20px #00000026;transform:translateY(-5px)}@media (max-width:768px){.carousel-section{height:40vh;margin-top:-60px;padding-top:60px}.carousel-overlay,.carousel-slide{height:calc(100% + 60px);top:-60px}.carousel-overlay{padding-top:calc(60px + 20vh)}.carousel-title{font-size:2.2rem;white-space:normal}}@media (max-width:640px){.carousel-section{height:40vh;margin-top:-55px;padding-top:55px}.carousel-overlay,.carousel-slide{height:calc(100% + 55px);top:-55px}.carousel-overlay{padding-top:calc(55px + 20vh)}.carousel-title{font-size:1.9rem}}@media (max-width:480px){.carousel-section{height:35vh;margin-top:-50px;padding-top:50px}.carousel-overlay,.carousel-slide{height:calc(100% + 50px);top:-50px}.carousel-overlay{padding-top:calc(50px + 15vh)}.carousel-title{font-size:1.8rem}}.services-container{min-height:100vh;width:100%}.services-hero-section{height:50vh;margin-top:-80px;overflow:hidden;padding-top:80px;position:relative;width:100%}.services-hero-background{background:linear-gradient(135deg,#2c3e50,#34495e 50%,#2c3e50);background-position:50%;background-repeat:no-repeat;background-size:120% auto}.services-hero-background,.services-hero-overlay{height:calc(100% + 80px);left:0;position:absolute;top:-80px;width:100%}.services-hero-overlay{align-items:flex-start;background:linear-gradient(180deg,#0000004d,#0009),#0006;display:flex;justify-content:center;padding-top:calc(80px + 25vh)}.services-hero-container{animation:fadeInUp 1.2s ease-out;color:#fff;max-width:800px;padding:0 var(--space-4);text-align:center;z-index:10}.services-hero-title{color:#fff;font-size:3.2rem;font-weight:var(--font-light);letter-spacing:.05em;line-height:1.1;margin-bottom:var(--space-6);overflow:hidden;text-overflow:ellipsis;text-shadow:0 0 10px #ffffff4d,0 2px 8px #000c,0 4px 16px #0009;white-space:nowrap}.services-hero-subtitle,.services-hero-title{font-family:PingFang SC,Helvetica Neue,Arial,sans-serif;user-select:none;-webkit-user-select:none;-moz-user-select:none;-ms-user-select:none}.services-hero-subtitle{color:#fffffff2;font-size:1.2rem;font-weight:var(--font-normal);letter-spacing:.02em;line-height:1.6;margin-bottom:0;margin-left:auto;margin-right:auto;max-width:900px;text-shadow:0 1px 4px #000000b3,0 2px 8px #00000080}.section-title{color:var(--color-text-primary);font-family:PingFang SC,Helvetica Neue,Arial,sans-serif;letter-spacing:.02em;user-select:none;-webkit-user-select:none;-moz-user-select:none;-ms-user-select:none}.business-model-section{background-color:var(--bg-primary);padding:var(--space-12) 0;width:100%}.business-model-container{margin:0 auto;max-width:900px;padding:0 var(--space-4)}.business-model-grid{display:flex;flex-direction:column;gap:var(--space-8);margin:0 auto;max-width:900px}.business-model-item{grid-gap:var(--space-8);align-items:start;display:grid;gap:var(--space-8);grid-template-columns:200px 1fr;padding:var(--space-6) 0;position:relative}.business-model-item:after{background:linear-gradient(90deg,#0000 0,var(--border-light) 20%,var(--border-light) 80%,#0000 100%);bottom:0;content:"";height:1px;left:0;position:absolute;right:0}.business-model-item:last-child:after{display:none}.business-model-left,.business-model-right{grid-template-columns:200px 1fr}.business-model-left .business-model-left-section,.business-model-right .business-model-left-section{align-items:flex-start;display:flex;flex-direction:column;gap:var(--space-3)}.business-model-left .business-model-main,.business-model-right .business-model-main{text-align:left}.business-model-image{border-radius:var(--radius-lg);box-shadow:var(--shadow-md);display:block;height:100%;object-fit:cover;object-position:center;transition:transform var(--transition-normal);width:100%}.business-model-item:hover .business-model-image{transform:scale(1.05)}.business-model-left-section{align-items:center;background:var(--bg-secondary);border-radius:var(--radius-lg);display:flex;flex-shrink:0;height:200px;justify-content:center;overflow:hidden;width:200px}.business-model-main{display:flex;flex-direction:column;gap:var(--space-4)}.business-model-header{align-items:center;display:flex;gap:var(--space-3);margin-bottom:var(--space-2)}.business-model-number{color:var(--color-gray-300);font-family:Arial,sans-serif;font-size:2.5rem;font-weight:100;line-height:1;margin:0;user-select:none;-webkit-user-select:none;-moz-user-select:none;-ms-user-select:none}.business-model-content{flex:1 1}.business-model-title{color:var(--color-text-primary);font-family:PingFang SC,Helvetica Neue,Arial,sans-serif;font-size:1.5rem;font-weight:var(--font-bold);letter-spacing:-.01em;line-height:1.2;margin:0;user-select:none;-webkit-user-select:none;-moz-user-select:none;-ms-user-select:none}.business-model-subtitle{color:var(--color-text-tertiary);font-family:Arial,sans-serif;font-size:.9rem;font-weight:var(--font-normal);letter-spacing:.05em;margin-bottom:var(--space-4);text-transform:uppercase}.business-model-description{color:var(--color-text-secondary);font-family:PingFang SC,Helvetica Neue,Arial,sans-serif;font-size:1rem;line-height:1.5;margin-bottom:var(--space-4)}.business-model-features{display:flex;flex-wrap:wrap;gap:var(--space-2);margin-top:var(--space-4);padding:0}.business-feature-badge{background:linear-gradient(135deg,#f8f9fa,#e9ecef);border:1px solid var(--border-light);border-radius:var(--radius-full);color:var(--color-text-secondary);display:inline-block;font-family:PingFang SC,Helvetica Neue,Arial,sans-serif;font-size:.85rem;font-weight:var(--font-medium);padding:var(--space-1) var(--space-3);transition:all var(--transition-fast);user-select:none;-webkit-user-select:none;-moz-user-select:none;-ms-user-select:none;white-space:nowrap}.business-feature-badge:hover{background:linear-gradient(135deg,#e9ecef,#dee2e6);border-color:var(--border-medium);box-shadow:0 2px 4px #0000001a;transform:translateY(-1px)}.product-categories-section{background-color:var(--bg-secondary);padding:var(--space-16) 0;width:100%}.product-categories-container{margin:0 auto;max-width:1200px;padding:0 var(--space-4)}.loading-container{color:var(--color-text-secondary);flex-direction:column;padding:var(--space-16) 0}.loading-spinner{border-top-color:var(--color-primary);margin-bottom:var(--space-4)}.product-categories-layout{grid-gap:var(--space-8);align-items:start;display:grid;gap:var(--space-8);grid-template-columns:250px 1fr}.category-selector{background:var(--color-white);border:1px solid var(--border-light);border-radius:var(--radius-lg);box-shadow:var(--shadow-sm);overflow:hidden;position:-webkit-sticky;position:sticky;top:var(--space-8)}.category-selector-header{background:linear-gradient(135deg,#f8f9fa,#e9ecef);border-bottom:1px solid var(--border-light);padding:var(--space-4) var(--space-6)}.category-selector-title{color:var(--color-text-primary);font-family:PingFang SC,Helvetica Neue,Arial,sans-serif;font-size:1.1rem;font-weight:var(--font-semibold);margin:0;user-select:none;-webkit-user-select:none;-moz-user-select:none;-ms-user-select:none}.category-selector-list{padding:var(--space-2) 0}.category-selector-item{background:none;border:none;border-left:3px solid #0000;color:var(--color-text-secondary);cursor:pointer;display:block;font-family:PingFang SC,Helvetica Neue,Arial,sans-serif;font-size:.95rem;font-weight:var(--font-normal);padding:var(--space-3) var(--space-6);position:relative;text-align:left;transition:all var(--transition-fast);width:100%}.category-selector-item:hover{background:var(--bg-tertiary);border-left-color:var(--color-primary);color:var(--color-text-primary)}.category-selector-item.active{background:linear-gradient(90deg,#3b82f614,#3b82f605);border-left-color:var(--color-primary);color:var(--color-primary);font-weight:var(--font-medium)}.category-selector-item.active:after{background:var(--color-primary);border-radius:50%;content:"";height:4px;position:absolute;right:var(--space-4);top:50%;transform:translateY(-50%);width:4px}.product-list-container{flex:1 1}.product-grid{grid-gap:var(--space-6);display:grid;gap:var(--space-6);grid-template-columns:repeat(auto-fill,minmax(300px,1fr))}.product-item{background:var(--color-white);border:1px solid var(--border-light);border-radius:var(--radius-lg);box-shadow:var(--shadow-sm);cursor:pointer;overflow:hidden;padding:var(--space-3);position:relative;transition:all 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