*{box-sizing:border-box;margin:0;padding:0}html,body{overflow-x:hidden}html::-webkit-scrollbar{width:0}body::-webkit-scrollbar{width:0}html,body{scrollbar-width:none}.back-to-top-container{z-index:1000;position:fixed;bottom:32vh;right:1rem}.pb-0{padding-bottom:0!important}.b-0{margin-bottom:0!important}.back-to-top-btn{aspect-ratio:1;background-color:var(--warning-color);color:#fff;cursor:pointer;width:2.6rem;margin-bottom:var(--spacing-xs);border:none;border-radius:.3rem;justify-content:center;align-items:center;padding:.5rem;transition:all .3s;display:flex;box-shadow:0 2px 10px #00000026}.back-to-top-btn:hover{background-color:var(--danger-color);transform:translateY(-3px);box-shadow:0 4px 15px #0003}.back-to-top-btn:active{transform:translateY(-1px);box-shadow:0 2px 8px #00000026}.back-to-top-btn svg,.back-to-top-icon{width:1.25rem;height:1.25rem}.wechat-btn{position:relative}.wechat-qr{opacity:0;z-index:999;pointer-events:none;background-color:#fff;border-radius:.5rem;margin-right:10px;padding:10px;transition:all .3s;position:absolute;bottom:0;right:100%;transform:translate(20px);box-shadow:0 2px 10px #0000001a}.wechat-qr img{width:120px;height:120px}.wechat-btn:hover .wechat-qr{opacity:1;transform:translate(0)}@media (max-width:768px){.back-to-top-btn{bottom:1.5rem;right:1.5rem}.back-to-top-btn svg{width:1.125rem;height:1.125rem}}:root{--primary-color:#00897b;--primary-light:#4fb3bf;--primary-dark:#00695c;--secondary-color:#0277bd;--text-color:#333;--text-light:#666;--background-color:#f5f5f5;--white:#fff;--border-color:#e0e0e0;--success-color:#4caf50;--warning-color:#ff9800;--danger-color:#f44336;--font-family:"PingFang SC","Helvetica 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#00897b33}.contact-btn{background-color:var(--primary-color);color:var(--white);padding:var(--spacing-xs)var(--spacing-md)}.contact-btn:hover{background-color:var(--primary-dark);transform:translateY(-1px)}h1,h2,h3,h4,h5,h6{color:var(--text-color);margin-bottom:var(--spacing-sm);font-weight:600;line-height:1.3}h1{margin-bottom:var(--spacing-md);font-size:2.5rem}h2{margin-bottom:var(--spacing-md);font-size:2rem;display:inline-block;position:relative}h2:after{content:"";background-color:var(--primary-color);width:60px;height:3px;position:absolute;bottom:-8px;left:0}h3{margin-bottom:var(--spacing-sm);font-size:1.5rem}h4{margin-bottom:var(--spacing-xs);font-size:1.25rem}p{margin-bottom:var(--spacing-md);color:var(--text-light)}.header{-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);z-index:1000;background-color:#fffffff2;transition:all .3s;position:fixed;top:0;left:0;right:0;box-shadow:0 2px 10px #0000000d}.mobile-menu-btn{padding:var(--spacing-xs);color:var(--text-color);cursor:pointer;z-index:1100;background:0 0;border:none;display:none}.mobile-menu{background-color:var(--white);z-index:9999;justify-content:center;align-items:flex-start;width:100%;height:100vh;transition:transform .4s cubic-bezier(.16,1,.3,1);display:flex;position:fixed;top:0;left:0;transform:translateY(-100%)}.mobile-menu.open{transform:translateY(0)}.mobile-menu-content{width:100%;max-width:400px;padding:var(--spacing-lg);flex-direction:column;height:100%;display:flex}.mobile-menu-header{margin-bottom:var(--spacing-xl);justify-content:space-between;align-items:center;display:flex}.close-menu-btn{padding:var(--spacing-sm);color:var(--text-color);cursor:pointer;background:0 0;border:none;font-size:1.5rem}.mobile-nav-list{-ms-overflow-style:none;scrollbar-width:none;flex:1;list-style:none;overflow-y:auto}.mobile-nav-list::-webkit-scrollbar{display:none}.mobile-nav-list 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.section-title{text-align:center;margin-bottom:var(--spacing-xl)}.service-grid{gap:var(--spacing-lg);margin-top:var(--spacing-xl);grid-template-columns:repeat(auto-fit,minmax(280px,1fr));display:grid}.service-card{background-color:var(--white);padding:var(--spacing-lg);border-radius:var(--radius-lg);text-align:center;aspect-ratio:2/3;flex-direction:column;align-items:center;transition:all .3s;display:flex;position:relative;overflow:hidden;box-shadow:0 4px 16px #0000000d}.service-card:before{content:"";background-image:var(--bg-image);opacity:0;z-index:0;background-position:50%;background-size:cover;width:100%;height:100%;transition:opacity .8s,transform .8s;position:absolute;top:0;left:0;transform:scale(1)}.service-card:hover:before{opacity:1;transform:scale(1.05)}.service-card>*{z-index:1;transition:opacity .8s;position:relative}.service-card:hover .service-title,.service-card:hover .service-desc,.service-card:hover 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.operation-desc{opacity:1;max-height:180px;margin-top:var(--spacing-sm);transform:translateY(0)}.clients-section{background-color:var(--white);padding:var(--spacing-xxl)0}.clients-section .section-title{text-align:center;margin-bottom:var(--spacing-xl)}.clients-grid{gap:var(--spacing-md);grid-template-columns:repeat(auto-fill,minmax(150px,1fr));display:grid}.clients-grid img{object-fit:contain;width:100%;height:auto}.client-card{background-color:var(--background-color);border-radius:var(--radius-md);justify-content:center;align-items:center;min-height:80px;padding:10px;transition:all .3s;display:flex}.client-card:hover{transform:translateY(-2px);box-shadow:0 4px 6px #00000014}.client-logo{border-radius:var(--radius-sm);width:80%;height:40px}.about-section{background-color:var(--background-color);padding:var(--spacing-xxl)0}.about-content{gap:var(--spacing-xl);grid-template-columns:1fr 1fr;align-items:center;display:grid}.about-image{border-radius:var(--radius-lg);width:100%;height:380px;position:relative;overflow:hidden;box-shadow:0 8px 24px #0000001a}.about-image img{width:100%;position:absolute;bottom:0;left:0}.about-text{padding:var(--spacing-md)}.about-desc{font-size:var(--font-size);margin-bottom:var(--spacing-lg);color:#000;font-weight:300;line-height:1.8}.about-desc b{font-weight:600}.footer{background-color:var(--primary-dark);color:var(--white);padding:var(--spacing-xxl)0 var(--spacing-lg)}.footer .container{max-width:1400px}.footer-top{gap:var(--spacing-xl);margin-bottom:var(--spacing-xl);grid-template-columns:repeat(auto-fit,minmax(250px,1fr));display:grid}@media (min-width:1024px){.footer-top{grid-template-columns:auto auto 1.5fr auto}.footer-logo,.footer-links{width:250px}.nav{margin-left:20vw}}.footer-logo{margin-bottom:var(--spacing-md);font-size:1.75rem;font-weight:700}.footer-logo .logo-img{width:12rem}.footer-logo .logo-text{color:var(--white)}.footer h4{color:var(--white);margin-bottom:var(--spacing-md);padding-bottom:var(--spacing-xs);font-size:1.25rem;position:relative}.footer h4:after{content:"";background-color:var(--primary-light);width:40px;height:2px;position:absolute;bottom:0;left:0}.footer-links ul{list-style:none}.footer-links li{margin-bottom:var(--spacing-xs)}.footer-links a{color:#fffc;transition:color .3s}.footer-links a:hover{color:var(--white);padding-left:5px}.footer-contact p{color:#fffc;margin-bottom:var(--spacing-xs)}.social-icons{gap:var(--spacing-sm);display:flex}.social-icon{border-radius:var(--radius-full);width:40px;height:40px;color:var(--white);background-color:#ffffff1a;justify-content:center;align-items:center;transition:all .3s;display:flex}.social-icon:hover{background-color:var(--primary-light);transform:translateY(-3px)}.footer-middle{text-align:center}.footer-middle p{color:var(--white);font-size:.8rem;font-weight:300}.footer-middle p b{font-weight:600}.footer-bottom{text-align:center;padding-top:var(--spacing-lg);border-top:1px solid #ffffff1a}.footer-bottom p{color:#fff9;font-size:.875rem}@media (max-width:1200px){.hero-title{font-size:2.5rem}}@media (max-width:992px){.hero-title{font-size:2.25rem}.about-content{text-align:center;grid-template-columns:1fr}.about-image{order:-1}}@media (max-width:768px){:root{--spacing-xl:32px;--spacing-xxl:48px}.header .container{padding:var(--spacing-sm);flex-wrap:wrap}.nav,.header-right .contact-btn{display:none}.mobile-menu-btn{display:block}.hero-title{font-size:2rem}.hero-cta{flex-direction:column}.clients-grid{grid-template-columns:repeat(auto-fill,minmax(120px,1fr))}.footer-top{text-align:center;grid-template-columns:1fr}.footer h4:after{left:50%;transform:translate(-50%)}.social-icons{justify-content:center}.about-image{max-height:200px}.container.titleBox{width:96%}.about-desc{text-align:justify}}@media (max-width:576px){.hero-title{font-size:1.75rem}.hero-subtitle{font-size:1rem}h2{font-size:1.5rem}.mobile-nav-link{font-size:var(--font-size)}.service-card{aspect-ratio:1}}.contact-modal-overlay{z-index:9999;background-color:#00000080;justify-content:center;align-items:center;animation:.3s fadeIn;display:flex;position:fixed;inset:0}@keyframes fadeIn{0%{opacity:0}to{opacity:1}}.contact-modal{background-color:var(--white);border-radius:var(--radius-lg);width:90%;max-width:500px;max-height:90vh;animation:.4s cubic-bezier(.16,1,.3,1) slideUp;overflow-y:auto;box-shadow:0 10px 40px #00000026}@keyframes slideUp{0%{opacity:0;transform:translateY(30px)}to{opacity:1;transform:translateY(0)}}.contact-modal-header{padding:var(--spacing-lg);border-bottom:1px solid var(--border-color);justify-content:space-between;align-items:center;display:flex}.contact-modal-title{color:var(--text-color);margin:0;font-size:1.5rem;font-weight:600}.contact-modal-close{color:var(--text-light);cursor:pointer;padding:var(--spacing-xs);border-radius:var(--radius-full);background:0 0;border:none;font-size:1.25rem;transition:all .3s}.contact-modal-close:hover{background-color:var(--background-color);color:var(--text-color);transform:rotate(90deg)}.contact-modal-content{padding:var(--spacing-lg)}.contact-info-item{margin-bottom:var(--spacing-lg);padding-bottom:var(--spacing-lg);border-bottom:1px solid var(--border-color);align-items:flex-start;display:flex}.contact-info-item:last-child{border-bottom:none;margin-bottom:0;padding-bottom:0}.contact-info-icon{border-radius:var(--radius-full);width:48px;height:48px;margin-right:var(--spacing-md);color:var(--primary-color);background-color:#00897b1a;flex-shrink:0;justify-content:center;align-items:center;display:flex}.contact-info-text{flex:1}.contact-info-label{color:var(--text-light);margin-bottom:var(--spacing-xs);font-size:.875rem;display:block}.contact-info-value{font-size:var(--font-size);color:var(--text-color);float:left;font-weight:500;transition:color .3s;display:block}.contact-info-value:hover{color:var(--primary-color);text-decoration:underline}.contact-modal-footer{padding:var(--spacing-lg);border-top:1px solid var(--border-color);justify-content:center;display:flex}@media (max-width:768px){.contact-modal{width:95%;margin:20px}.contact-modal-header,.contact-modal-content,.contact-modal-footer{padding:var(--spacing-md)}.contact-modal-title{font-size:1.25rem}.contact-info-value{font-size:1rem}.contact-info-icon{width:40px;height:40px}}