*{margin:0;padding:0;box-sizing:border-box}:root{--primary-color: #4a90e2;--primary-light: #6ba3e8;--primary-dark: #357abd;--secondary-color: #5b8fc7;--accent-color: #6c9bd4;--text-color: #1a1a2e;--text-light: #5a6c7d;--bg-color: #f0f4f8;--bg-light: #e8f0f7;--bg-gradient: linear-gradient(135deg, #667eea 0%, #764ba2 50%, #4a90e2 100%);--bg-dark: #1a1a2e;--border-color: #b8d4e8;--shadow: 0 8px 16px rgba(74, 144, 226, .2);--shadow-lg: 0 12px 24px rgba(74, 144, 226, .3);--glow: 0 0 20px rgba(74, 144, 226, .5)}body{font-family:PingFang SC,Hiragino Sans GB,Microsoft YaHei,Segoe UI,sans-serif;color:var(--text-color);line-height:1.8;background:var(--bg-gradient);background-attachment:fixed;min-height:100vh}.container{max-width:1200px;margin:0 auto;padding:0 20px}.navbar{background:#ffffffe6;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);box-shadow:0 4px 20px #4a90e226;position:sticky;top:0;z-index:1000;padding:1.2rem 0;border-bottom:2px solid var(--border-color)}.navbar .container{display:flex;justify-content:space-between;align-items:center}.nav-brand h1{font-size:1.8rem;font-weight:700;background:linear-gradient(135deg,#4a90e2,#5b8fc7,#6c9bd4);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;text-shadow:0 0 30px rgba(74,144,226,.3);letter-spacing:2px}.nav-menu{display:flex;list-style:none;gap:2.5rem}.nav-menu a{text-decoration:none;color:var(--text-color);font-weight:600;font-size:1.05rem;transition:all .3s ease;position:relative;padding:.5rem 1rem;border-radius:20px}.nav-menu a:hover{color:var(--primary-color);background:#4a90e21a;transform:translateY(-2px)}.nav-menu a.active{color:#fff;background:linear-gradient(135deg,var(--primary-color),var(--secondary-color));box-shadow:var(--shadow)}.nav-menu a.active:after{display:none}.nav-toggle{display:none;flex-direction:column;cursor:pointer;gap:5px}.nav-toggle 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center}}.hero:after{display:none}.hero:before{content:"";position:absolute;top:-50%;right:-50%;width:200%;height:200%;background:radial-gradient(circle,rgba(255,255,255,.05) 1px,transparent 1px);background-size:50px 50px;animation:float 20s infinite linear;z-index:1}@keyframes float{0%{transform:translate(0) rotate(0)}to{transform:translate(-50px,-50px) rotate(360deg)}}.hero .container{width:100%;max-width:100%;padding:0 60px 0 0;position:relative;z-index:2;display:flex;justify-content:flex-end}.hero-content{max-width:800px;text-align:right;color:#e8f4ff;margin-top:40px}.hero-title-wrapper{display:flex;align-items:center;justify-content:flex-end;gap:1.5rem;margin-bottom:1.5rem}.hero-title{font-size:3.5rem;margin-bottom:0;font-weight:800;color:#e8f4ff;text-shadow:0 0 10px rgba(74,144,226,.8),0 2px 4px rgba(0,0,0,.5),0 4px 8px rgba(0,0,0,.3);line-height:1.2;animation:fadeInUp .8s ease}.hero-subtitle{font-size:1.4rem;margin-bottom:2.5rem;color:#d4e8ff;text-shadow:0 0 8px 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0;background:#fff3;-webkit-backdrop-filter:blur(15px);backdrop-filter:blur(15px)}.section-title{text-align:center;font-size:3rem;margin-bottom:4rem;color:var(--text-color);font-weight:800;background:linear-gradient(135deg,#4a90e2,#5b8fc7);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;text-shadow:0 0 30px rgba(74,144,226,.3)}.features-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:2.5rem}.feature-card{background:#ffffff4d;padding:2.5rem;border-radius:25px;text-align:center;box-shadow:var(--shadow);transition:all .4s ease;border:2px solid rgba(184,212,232,.5);-webkit-backdrop-filter:blur(15px);backdrop-filter:blur(15px);position:relative;overflow:hidden}.feature-card:before{content:"";position:absolute;top:-50%;left:-50%;width:200%;height:200%;background:linear-gradient(45deg,transparent,rgba(255,255,255,.3),transparent);transform:rotate(45deg);transition:all .6s}.feature-card:hover:before{left:100%}.feature-card:hover{transform:translateY(-10px) scale(1.03);box-shadow:var(--shadow-lg);border-color:var(--primary-color)}.feature-icon{font-size:4rem;margin-bottom:1.5rem;filter:drop-shadow(0 4px 8px rgba(74,144,226,.3));animation:bounce 2s ease-in-out infinite}@keyframes bounce{0%,to{transform:translateY(0)}50%{transform:translateY(-10px)}}.feature-card h3{font-size:1.6rem;margin-bottom:1rem;color:var(--text-color);font-weight:700}.feature-card p{color:var(--text-light);font-size:1.05rem}.preview{padding:100px 0;text-align:center;background:#ffffff4d;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px)}.preview-content{max-width:800px;margin:0 auto}.preview-content p{font-size:1.3rem;color:var(--text-color);margin-bottom:2.5rem;font-weight:500}.page-header{padding:80px 0;background:linear-gradient(135deg,#4a90e2,#5b8fc7);color:#fff;text-align:center;position:relative;overflow:hidden}.page-header:before{content:"✨";position:absolute;font-size:2rem;opacity:.3;animation:sparkle 3s ease-in-out infinite}@keyframes sparkle{0%,to{opacity:.3;transform:scale(1)}50%{opacity:.8;transform:scale(1.2)}}.page-header h1{font-size:3.5rem;margin-bottom:1rem;font-weight:800;text-shadow:0 4px 20px rgba(0,0,0,.2)}.page-header p{font-size:1.4rem;opacity:.95}.product-detail{padding:100px 0;background:#fff6;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px)}.product-overview{display:grid;grid-template-columns:1fr 1fr;gap:4rem;align-items:center}.product-image{display:flex;justify-content:center}.product-placeholder{width:100%;height:450px;background:linear-gradient(135deg,#4a90e21a,#5b8fc71a);border-radius:30px;display:flex;align-items:center;justify-content:center;font-size:1.8rem;color:var(--text-light);border:2px dashed var(--border-color);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px)}.product-img{width:100%;height:auto;border-radius:30px;object-fit:cover;box-shadow:var(--shadow-lg);transition:transform .3s ease}.product-img:hover{transform:scale(1.02)}.product-info h2{font-size:3rem;margin-bottom:2rem;background:linear-gradient(135deg,#4a90e2,#5b8fc7);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;font-weight:800}.product-info p{font-size:1.2rem;color:var(--text-color);margin-bottom:2rem;line-height:1.8}.product-features-list{list-style:none;font-size:1.2rem}.product-features-list li{color:var(--text-color);font-weight:500;position:relative;padding:.8rem 0 .8rem 2rem}.product-features-list li:before{content:"✨";position:absolute;left:0}.product-specs{padding:100px 0;background:#ffffff80;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px)}.specs-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:2.5rem}.spec-card{background:#ffffffe6;padding:2.5rem;border-radius:25px;box-shadow:var(--shadow);transition:all .4s ease;border:2px solid var(--border-color);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px)}.spec-card:hover{transform:translateY(-10px) scale(1.03);box-shadow:var(--shadow-lg);border-color:var(--primary-color)}.spec-card h3{font-size:1.6rem;margin-bottom:1rem;background:linear-gradient(135deg,#4a90e2,#5b8fc7);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;font-weight:700}.spec-card p{color:var(--text-light);font-size:1.05rem}.product-cta{padding:100px 0;text-align:center;background:linear-gradient(135deg,#4a90e2,#5b8fc7);color:#fff;position:relative;overflow:hidden}.product-cta:before{content:"";position:absolute;top:-50%;right:-50%;width:200%;height:200%;background:radial-gradient(circle,rgba(255,255,255,.1) 1px,transparent 1px);background-size:50px 50px;animation:float 20s infinite linear}.product-cta h2{font-size:3rem;margin-bottom:1.5rem;font-weight:800;text-shadow:0 4px 20px rgba(0,0,0,.2);position:relative;z-index:1}.product-cta p{font-size:1.4rem;margin-bottom:2.5rem;opacity:.95;position:relative;z-index:1}.download-section{padding:100px 0;background:#fff6;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px)}.download-cards{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:2.5rem}.download-card{background:#ffffffe6;padding:3rem;border-radius:30px;text-align:center;box-shadow:var(--shadow);transition:all .4s ease;border:2px solid var(--border-color);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px)}.download-card:hover{transform:translateY(-10px) scale(1.05);box-shadow:var(--shadow-lg);border-color:var(--primary-color)}.download-icon{font-size:5rem;margin-bottom:1.5rem;filter:drop-shadow(0 4px 8px rgba(74,144,226,.3));animation:bounce 2s ease-in-out infinite}.download-card h3{font-size:1.6rem;margin-bottom:.8rem;font-weight:700}.version,.size{color:var(--text-light);margin-bottom:.5rem;font-size:1.05rem}.download-info{margin-top:1.5rem;font-size:.95rem;color:var(--text-light)}.mobile-buttons{display:flex;gap:1rem;justify-content:center;margin-top:1.5rem}.mobile-buttons .btn{flex:1;padding:12px 20px}.download-instructions{padding:100px 0;background:#ffffff80;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px)}.instructions-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:2.5rem}.instruction-step{background:#ffffffe6;padding:2.5rem;border-radius:25px;text-align:center;box-shadow:var(--shadow);border:2px solid var(--border-color);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);transition:all .4s ease}.instruction-step:hover{transform:translateY(-5px);border-color:var(--primary-color)}.step-number{width:70px;height:70px;background:linear-gradient(135deg,#4a90e2,#5b8fc7);color:#fff;border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:1.8rem;font-weight:700;margin:0 auto 1.5rem;box-shadow:var(--shadow);animation:pulse 2s ease-in-out infinite}@keyframes pulse{0%,to{transform:scale(1)}50%{transform:scale(1.1)}}.instruction-step h3{font-size:1.3rem;margin-bottom:.8rem;font-weight:700}.instruction-step p{color:var(--text-light);font-size:1.05rem}.download-faq{padding:100px 0;background:#fff6;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px)}.faq-list{max-width:900px;margin:0 auto}.faq-item{background:#ffffffe6;padding:2.5rem;border-radius:25px;margin-bottom:2rem;box-shadow:var(--shadow);border:2px solid var(--border-color);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);transition:all .3s ease}.faq-item:hover{border-color:var(--primary-color);transform:translate(5px)}.faq-item h3{font-size:1.3rem;margin-bottom:1rem;background:linear-gradient(135deg,#4a90e2,#5b8fc7);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;font-weight:700}.faq-item p{color:var(--text-light);font-size:1.05rem;line-height:1.8}.contact-section{padding:100px 0;background:#fff6;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px)}.contact-wrapper{display:grid;grid-template-columns:1fr 1fr;gap:4rem}.contact-info h2{font-size:2.5rem;margin-bottom:2.5rem;background:linear-gradient(135deg,#4a90e2,#5b8fc7);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;font-weight:800}.contact-item{display:flex;gap:1.5rem;margin-bottom:2rem;padding:2rem;background:#ffffffe6;border-radius:20px;border:2px solid var(--border-color);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);transition:all .3s ease}.contact-item:hover{transform:translate(5px);border-color:var(--primary-color);box-shadow:var(--shadow)}.contact-icon{font-size:3rem;flex-shrink:0;filter:drop-shadow(0 4px 8px rgba(74,144,226,.3))}.contact-details h3{font-size:1.3rem;margin-bottom:.8rem;color:var(--text-color);font-weight:700}.contact-details p{color:var(--text-light);margin-bottom:.3rem;font-size:1.05rem}.contact-form-wrapper{background:#ffffffe6;padding:3rem;border-radius:30px;border:2px solid var(--border-color);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);box-shadow:var(--shadow)}.contact-form-wrapper h2{font-size:2.5rem;margin-bottom:2.5rem;background:linear-gradient(135deg,#4a90e2,#5b8fc7);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;font-weight:800}.form-group{margin-bottom:2rem}.form-group label{display:block;margin-bottom:.8rem;font-weight:600;color:var(--text-color);font-size:1.05rem}.form-group input,.form-group textarea{width:100%;padding:14px 18px;border:2px solid var(--border-color);border-radius:15px;font-size:1.05rem;font-family:inherit;transition:all .3s ease;background:#ffffffe6}.form-group input:focus,.form-group textarea:focus{outline:none;border-color:var(--primary-color);box-shadow:0 0 0 3px #4a90e21a;transform:translateY(-2px)}.form-group textarea{resize:vertical}.map-section{padding:100px 0;background:#ffffff80;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px)}.map-placeholder{height:450px;background:linear-gradient(135deg,#4a90e21a,#5b8fc71a);border-radius:30px;display:flex;flex-direction:column;align-items:center;justify-content:center;color:var(--text-light);box-shadow:var(--shadow);border:2px dashed var(--border-color);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px)}.map-placeholder p{font-size:1.3rem;margin-bottom:.5rem;font-weight:500}.footer{background:linear-gradient(135deg,#1a1a2e,#2d3a4e);color:#fff;padding:80px 0 30px;position:relative;overflow:hidden}.footer:before{content:"";position:absolute;top:0;left:0;right:0;bottom:0;background:radial-gradient(circle at 20% 50%,rgba(74,144,226,.1) 0%,transparent 50%),radial-gradient(circle at 80% 80%,rgba(91,143,199,.1) 0%,transparent 50%)}.footer-content{display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:3rem;margin-bottom:3rem;position:relative;z-index:1}.footer-section h3{font-size:1.8rem;margin-bottom:1.5rem;background:linear-gradient(135deg,#4a90e2,#5b8fc7);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;font-weight:800}.footer-section h4{font-size:1.2rem;margin-bottom:1.5rem;font-weight:700}.footer-section p{color:#fffc;margin-bottom:.8rem;font-size:1.05rem}.footer-section ul{list-style:none}.footer-section ul li{margin-bottom:.8rem}.footer-section ul li a{color:#fffc;text-decoration:none;transition:all .3s ease;font-size:1.05rem}.footer-section ul li a:hover{color:#4a90e2;transform:translate(5px)}.social-links{display:flex;gap:1rem;flex-wrap:wrap}.social-link{padding:10px 20px;background:#4a90e233;border-radius:20px;text-decoration:none;color:#fff;transition:all .3s ease;border:2px solid rgba(74,144,226,.3);font-weight:600}.social-link:hover{background:linear-gradient(135deg,#4a90e2,#5b8fc7);border-color:transparent;transform:translateY(-3px);box-shadow:0 4px 15px #4a90e266}.footer-bottom{text-align:center;padding-top:2.5rem;border-top:2px solid rgba(255,255,255,.1);position:relative;z-index:1}.footer-bottom p{color:#fffc;font-size:1.05rem}.footer-bottom .c_items{margin-bottom:15px}.footer-bottom .c_items a{position:relative;text-decoration:none}.footer-bottom .c_items a span{margin:0 15px;color:#ffffffb3;transition:color .3s ease}.footer-bottom .c_items a:hover span{color:#fff}.footer-bottom .c_items a:not(:last-child):after{position:absolute;content:"";right:0;top:50%;transform:translateY(-50%);height:80%;width:2px;background:#ffffff4d}.footer-bottom .footer_icons{margin:20px 0;display:flex;align-items:center;justify-content:center;flex-wrap:wrap;gap:10px}.footer-bottom .footer_icons img{height:40px;margin-right:10px;vertical-align:middle;transition:opacity .3s ease}.footer-bottom .footer_icons img:hover{opacity:.8}.footer-bottom .footer_icons>a{display:inline-block;margin:0 5px;transition:opacity .3s ease;text-decoration:none}.footer-bottom .footer_icons>a:hover{opacity:.8}.footer-bottom .footer_icons>a img{margin-right:0}.footer-bottom .z-color{padding-top:10px;color:#fff9;font-size:.9rem;line-height:1.8}.footer-bottom .z-color span{margin:0 5px;display:inline-block}.footer-bottom .z-color a{color:#4a90e2;text-decoration:none;transition:color .3s ease}.footer-bottom .z-color a:hover{color:#5b8fc7}.footer-bottom .z-color img{display:inline;vertical-align:middle;margin-right:5px}.footer-bottom .copyright_c{display:block;margin:5px 0;line-height:1.6}.Jump_Copyright_pc{text-align:center;font-size:14px;line-height:40px;padding-left:0;padding-top:30px;padding-bottom:30px;color:#ffffffb3}.Copyright_logo{margin-bottom:20px;display:flex;align-items:center;justify-content:center;flex-wrap:wrap;gap:10px}.Copyright_logo a{display:inline-block;text-decoration:none;transition:opacity .3s ease}.Copyright_logo a:hover{opacity:.8}.Copyright_logo img{vertical-align:middle}.Copyright_con{font-size:14px;line-height:1.8;color:#fff9;margin:15px 0}.Copyright_con a{color:#fff9;text-decoration:none;transition:color .3s ease}.Copyright_con a:hover{color:#ffffffe6}.Copyright_common{font-size:14px;line-height:1.8;color:#fff9;margin:15px 0}.Copyright_common span{margin:0 10px;display:inline-block}.Copyright_common a{color:#fff9;text-decoration:none;transition:color .3s ease}.Copyright_common a:hover{color:#ffffffe6}.Copyright_common img{vertical-align:middle}@media (max-width: 768px){.container{padding:0 15px}.navbar{padding:1rem 0}.nav-brand h1{font-size:1.4rem}.nav-menu{position:fixed;left:-100%;top:70px;flex-direction:column;background:#fffffffa;-webkit-backdrop-filter:blur(15px);backdrop-filter:blur(15px);width:100%;text-align:center;transition:.3s;box-shadow:var(--shadow-lg);padding:2rem 0;border-top:2px solid var(--border-color);gap:0;z-index:999}.nav-menu li{width:100%;padding:.5rem 0}.nav-menu a{display:block;padding:1rem;font-size:1.1rem}.nav-menu.active{left:0}.nav-toggle{display:flex}.hero{min-height:70vh;padding:40px 0;background-size:cover;background-position:center center}.hero .container{padding:0 15px;justify-content:center}.hero-content{text-align:center;max-width:100%;margin-top:20px}.hero-title-wrapper{justify-content:center;flex-direction:column;gap:1rem}.hero-logo{width:80px;height:80px}.hero-title{font-size:2rem}.hero-subtitle{font-size:1rem;margin-bottom:2rem}.hero-buttons{flex-direction:column;align-items:stretch;gap:1rem}.hero-buttons .btn{width:100%;padding:12px 24px;font-size:1rem}.section-title{font-size:2rem;margin-bottom:2.5rem}.page-header{padding:50px 0}.page-header h1{font-size:2rem}.page-header p{font-size:1rem}.features{padding:60px 0}.features-grid{grid-template-columns:1fr;gap:1.5rem}.feature-card{padding:2rem}.feature-icon{font-size:3rem}.feature-card h3{font-size:1.3rem}.preview{padding:60px 0}.preview-content p{font-size:1.1rem}.product-detail{padding:60px 0}.product-overview{grid-template-columns:1fr;gap:2rem}.product-info h2{font-size:2rem}.product-info p,.product-features-list{font-size:1rem}.product-specs{padding:60px 0}.specs-grid{grid-template-columns:1fr;gap:1.5rem}.spec-card{padding:2rem}.product-cta{padding:60px 0}.product-cta h2{font-size:2rem}.product-cta p{font-size:1.1rem}.download-section{padding:60px 0}.download-cards{grid-template-columns:1fr;gap:1.5rem}.download-card{padding:2rem}.download-icon{font-size:4rem}.download-instructions{padding:60px 0}.instructions-grid{grid-template-columns:1fr;gap:1.5rem}.instruction-step{padding:2rem}.step-number{width:60px;height:60px;font-size:1.5rem}.download-faq{padding:60px 0}.faq-item{padding:1.5rem}.faq-item h3{font-size:1.1rem}.contact-section{padding:60px 0}.contact-wrapper{grid-template-columns:1fr;gap:2rem}.contact-info h2,.contact-form-wrapper h2{font-size:2rem;margin-bottom:2rem}.contact-item{flex-direction:column;text-align:center;padding:1.5rem}.contact-icon{font-size:2.5rem}.contact-form-wrapper{padding:2rem}.form-group{margin-bottom:1.5rem}.form-group input,.form-group textarea{padding:12px 15px;font-size:1rem}.map-section{padding:60px 0}.map-placeholder{height:300px;padding:2rem}.map-placeholder p{font-size:1rem}.btn{padding:12px 24px;font-size:1rem}.footer{padding:50px 0 20px}.footer-content{grid-template-columns:1fr;gap:2rem}.footer-section h3{font-size:1.5rem}.footer-section h4{font-size:1.1rem}.footer-bottom .footer_icons{flex-direction:column;gap:15px}.footer-bottom .footer_icons img{margin-right:0;margin-bottom:5px}.footer-bottom .z-color{font-size:.85rem;line-height:1.6}.footer-bottom .z-color span{display:block;margin:3px 0}.footer-bottom .copyright_c{font-size:.8rem}.Jump_Copyright_pc{font-size:12px;line-height:1.6;padding-top:20px;padding-bottom:20px}.Copyright_logo{flex-direction:column;gap:15px}.Copyright_logo img{margin-right:0;margin-bottom:5px}.Copyright_con{font-size:12px;line-height:1.6;word-break:break-all}.Copyright_common{font-size:12px;line-height:1.6}.Copyright_common span{display:block;margin:5px 0}}@media (max-width: 480px){.container{padding:0 12px}.nav-brand h1{font-size:1.2rem}.hero-title{font-size:1.6rem}.hero-subtitle{font-size:.9rem}.section-title{font-size:1.6rem;margin-bottom:2rem}.page-header h1{font-size:1.6rem}.feature-card,.spec-card,.download-card,.instruction-step,.faq-item,.contact-form-wrapper{padding:1.5rem}.btn{padding:10px 20px;font-size:.95rem}}