.nav{position:fixed;top:0;left:0;right:0;z-index:1000;background:linear-gradient(to right,#1e3a5f,#2d5a87);padding:1rem 0;transition:all .3s ease}.nav.scrolled{background:#1e3a5ff2;box-shadow:0 2px 10px #0000001a;padding:.75rem 0}.container{max-width:1200px;margin:0 auto;padding:0 2rem}.nav-content{display:flex;align-items:center;justify-content:space-between;position:relative}.nav-logo{display:flex;align-items:center;text-decoration:none;color:#fff}.nav-logo h1{font-size:1.8rem;font-weight:700;letter-spacing:2px;margin:0}.nav-toggle{display:none;background:none;border:none;color:#fff;cursor:pointer;padding:.5rem}.nav-menu{display:flex;align-items:center}.nav-items{display:flex;align-items:center;list-style:none;margin:0;padding:0;gap:24px}.nav-item{position:relative}.nav-link{color:#fff;text-decoration:none;font-size:1.05rem;font-weight:500;transition:color .3s ease;position:relative;padding:.5rem 0}.nav-link:after{content:"";position:absolute;bottom:0;left:0;width:0;height:2px;background:#4fc3f7;transition:width .3s ease}.nav-link:hover:after{width:100%}.nav-link:hover{color:#4fc3f7}.language-selector{position:relative}.language-toggle{display:inline-flex;align-items:center;gap:6px;background:#00d4ff33;border:1px solid rgba(0,212,255,.3);border-radius:20px;padding:6px 14px;color:#00d4ff;font-size:.9rem;font-weight:600;cursor:pointer;transition:all .3s ease}.language-toggle:hover{background:#00d4ff4d;border-color:#00d4ff80}.language-dropdown{position:absolute;top:calc(100% + 8px);right:0;background:linear-gradient(to right,#1e3a5f,#2d5a87);border:1px solid var(--glass-border);border-radius:12px;padding:8px 0;min-width:120px;opacity:0;visibility:hidden;transform:translateY(-10px);transition:all .3s ease;box-shadow:0 8px 24px #0000004d;z-index:100}.language-dropdown.open{opacity:1;visibility:visible;transform:translateY(0)}.language-dropdown button{display:block;width:100%;padding:10px 16px;background:none;border:none;color:var(--text-light);font-size:.95rem;text-align:left;cursor:pointer;transition:all .3s ease}.language-dropdown button:hover{background:#00d4ff1a;color:#00d4ff}.language-dropdown button.active{background:#00d4ff33;color:#00d4ff;font-weight:600}@media(max-width:768px){.nav-toggle{display:block}.nav-menu{position:absolute;top:100%;left:0;right:0;background:linear-gradient(to right,#1e3a5f,#2d5a87);flex-direction:column;align-items:flex-start;padding:1rem 0;max-height:0;overflow:hidden;transition:max-height .3s ease}.nav-menu.open{max-height:500px}.nav-items{flex-direction:column;align-items:stretch;width:100%;padding:0 2rem;gap:0}.nav-item{width:100%;border-bottom:1px solid rgba(255,255,255,.1)}.nav-item:last-child{border-bottom:none}.nav-link{display:block;padding:1rem 0;width:100%}}.hero{position:relative;min-height:100vh;display:flex;align-items:center;justify-content:center;padding:100px 0 80px;overflow:hidden}.hero-background{position:absolute;inset:0;z-index:0}.hero-orb{position:absolute;border-radius:50%;filter:blur(80px);opacity:.5}.hero-orb-1{width:600px;height:600px;background:radial-gradient(circle,#0066ff 0%,transparent 70%);top:-200px;right:-200px;animation:float 8s ease-in-out infinite}.hero-orb-2{width:400px;height:400px;background:radial-gradient(circle,#00d4ff 0%,transparent 70%);bottom:-100px;left:-100px;animation:float 10s ease-in-out infinite reverse}.hero-orb-3{width:300px;height:300px;background:radial-gradient(circle,#0052cc 0%,transparent 70%);top:50%;left:50%;transform:translate(-50%,-50%);animation:pulse 6s ease-in-out infinite}.hero-grid{position:absolute;inset:0;background-image:linear-gradient(rgba(0,212,255,.03) 1px,transparent 1px),linear-gradient(90deg,rgba(0,212,255,.03) 1px,transparent 1px);background-size:50px 50px}@keyframes float{0%,to{transform:translateY(0) rotate(0)}50%{transform:translateY(-30px) rotate(5deg)}}@keyframes pulse{0%,to{transform:translate(-50%,-50%) scale(1);opacity:.5}50%{transform:translate(-50%,-50%) scale(1.1);opacity:.7}}.hero-content{position:relative;z-index:1;text-align:center;max-width:900px;margin:0 auto}.hero-badge{display:inline-flex;align-items:center;gap:8px;background:#06f3;border:1px solid rgba(0,212,255,.3);border-radius:30px;padding:10px 24px;color:#00d4ff;font-size:1rem;font-weight:600;margin-bottom:30px;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px)}.hero-title{font-size:4rem;font-weight:800;line-height:1.1;color:var(--text-light);margin-bottom:20px;background:linear-gradient(135deg,#fff,#00d4ff,#06f);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.hero-subtitle{font-size:2rem;font-weight:600;color:var(--text-light);margin-bottom:20px;letter-spacing:.05em}.hero-description{font-size:1.2rem;color:var(--text-gray);line-height:1.8;margin-bottom:40px}.hero-actions{display:flex;gap:20px;justify-content:center;margin-bottom:50px}.hero-button{display:inline-flex;align-items:center;gap:10px;padding:16px 40px;border-radius:50px;font-size:1.1rem;font-weight:600;text-decoration:none;cursor:pointer;transition:all .3s ease;border:none}.hero-button.primary{background:linear-gradient(135deg,#06f,#0052cc);color:var(--text-light);box-shadow:0 10px 30px #06f6}.hero-button.primary:hover{transform:translateY(-3px);box-shadow:0 15px 40px #0066ff80}.hero-features{display:flex;gap:40px;justify-content:center;flex-wrap:wrap}.hero-feature{display:flex;align-items:center;gap:10px;color:var(--text-light);font-size:1.1rem}.feature-icon{width:24px;height:24px;background:linear-gradient(135deg,#00d4ff,#06f);border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:.8rem;font-weight:700}@media(max-width:768px){.hero{padding:120px 0 60px;min-height:auto}.hero-title{font-size:2.2rem}.hero-subtitle{font-size:1.4rem}.hero-description{font-size:1rem}.hero-actions{flex-direction:column;align-items:center}.hero-button{width:100%;max-width:300px;justify-content:center}.hero-features{gap:20px;flex-direction:column;align-items:center}.hero-orb-1{width:300px;height:300px;top:-100px;right:-100px}.hero-orb-2{width:200px;height:200px;bottom:-50px;left:-50px}}.advantages{padding:100px 0;position:relative}.section-header{text-align:center;margin-bottom:60px}.section-title{font-size:2.5rem;font-weight:700;color:var(--text-light);margin-bottom:15px;background:linear-gradient(135deg,#fff,#00d4ff);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.section-subtitle{font-size:2rem;color:var(--text-gray)}.advantages-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:30px}.advantage-card{background:var(--card-gradient);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);border:1px solid var(--glass-border);border-radius:20px;padding:40px 30px;text-align:center;transition:all .3s ease}.advantage-card:hover{transform:translateY(-10px);border-color:#00d4ff4d;box-shadow:0 20px 40px #06f3}.advantage-icon{width:80px;height:80px;margin:0 auto 25px;background:linear-gradient(135deg,#06f3,#00d4ff33);border-radius:20px;display:flex;align-items:center;justify-content:center;color:#00d4ff;transition:all .3s ease}.advantage-card:hover .advantage-icon{transform:scale(1.1);background:linear-gradient(135deg,#0066ff4d,#00d4ff4d)}.advantage-title{font-size:1.3rem;font-weight:600;color:var(--text-light);margin-bottom:15px}.advantage-description{font-size:1rem;color:var(--text-gray);line-height:1.6}@media(max-width:1024px){.advantages-grid{grid-template-columns:repeat(2,1fr)}}@media(max-width:768px){.advantages{padding:60px 0}.section-title{font-size:2rem}.section-subtitle{font-size:1rem}.advantages-grid{grid-template-columns:1fr;gap:20px}.advantage-card{padding:30px 25px}.advantage-icon{width:60px;height:60px;margin-bottom:20px}.advantage-title{font-size:1.2rem}}.services{padding:100px 0;position:relative}.services-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:25px}.service-card{background:var(--card-gradient);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);border:1px solid var(--glass-border);border-radius:16px;padding:35px 25px;position:relative;overflow:hidden;transition:all .3s ease}.service-card:before{content:"";position:absolute;top:0;left:0;right:0;height:3px;background:linear-gradient(90deg,#00d4ff,#06f);transform:scaleX(0);transition:transform .3s ease}.service-card:hover{transform:translateY(-8px);border-color:#00d4ff4d;box-shadow:0 15px 35px #06f3}.service-card:hover:before{transform:scaleX(1)}.service-icon{width:64px;height:64px;margin-bottom:20px;background:linear-gradient(135deg,#0066ff26,#00d4ff26);border-radius:12px;display:flex;align-items:center;justify-content:center;color:#00d4ff;transition:all .3s ease}.service-card:hover .service-icon{background:linear-gradient(135deg,#0066ff40,#00d4ff40);transform:scale(1.05)}.service-title{font-size:1.15rem;font-weight:600;color:var(--text-light);margin-bottom:12px;line-height:1.4}.service-description{font-size:1.2rem;color:var(--text-gray);line-height:1.6}.service-hover-effect{position:absolute;bottom:-50px;left:-50px;width:100px;height:100px;background:radial-gradient(circle,rgba(0,212,255,.1) 0%,transparent 70%);border-radius:50%;transition:all .5s ease}.service-card:hover .service-hover-effect{transform:scale(3);opacity:0}@media(max-width:1200px){.services-grid{grid-template-columns:repeat(3,1fr)}}@media(max-width:768px){.services{padding:60px 0}.services-grid{grid-template-columns:repeat(2,1fr);gap:20px}.service-card{padding:30px 20px}.service-icon{width:56px;height:56px}.service-title{font-size:1.15rem}.service-description{font-size:1rem}}@media(max-width:480px){.services-grid{grid-template-columns:1fr}}.about{padding:100px 0;position:relative}.about-content{display:grid;grid-template-columns:1fr 1.2fr;gap:60px;align-items:center}.about-image{position:relative}.image-carousel{position:relative;background:var(--card-gradient);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);border:1px solid var(--glass-border);border-radius:24px;overflow:hidden;min-height:400px;box-shadow:0 8px 32px #00d4ff26}.carousel-container{position:relative;width:100%;height:100%;overflow:hidden}.carousel-track{display:flex;width:100%;height:400px;transition:transform .6s ease-in-out}.carousel-slide{min-width:100%;height:100%;display:flex;align-items:center;justify-content:center;background:linear-gradient(135deg,#00d4ff1a,#0066ff1a)}.carousel-slide img{width:100%;height:100%;object-fit:cover}.slide-error:before{content:"No Image";display:flex;align-items:center;justify-content:center;width:100%;height:100%;font-size:1.2rem;color:var(--text-gray);font-weight:600}.carousel-arrow{position:absolute;top:50%;transform:translateY(-50%);width:48px;height:48px;border:none;border-radius:50%;background:#00d4ff33;color:#00d4ff;font-size:1.5rem;cursor:pointer;display:flex;align-items:center;justify-content:center;transition:all .3s ease;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);border:1px solid rgba(0,212,255,.3);z-index:10}.carousel-arrow:hover{background:#00d4ff66;transform:translateY(-50%) scale(1.1)}.carousel-arrow-prev{left:16px}.carousel-arrow-next{right:16px}.carousel-dots{position:absolute;bottom:20px;left:50%;transform:translate(-50%);display:flex;gap:12px;z-index:10}.carousel-dot{width:12px;height:12px;border:none;border-radius:50%;background:#ffffff4d;cursor:pointer;transition:all .3s ease}.carousel-dot:hover{background:#00d4ff99}.carousel-dot.active{background:#00d4ff;transform:scale(1.2);box-shadow:0 0 10px #00d4ff99}.about-text{padding:20px 0}.about-introduction h3{font-size:2.2rem;font-weight:700;color:var(--text-light);margin-bottom:15px}.about-introduction p{font-size:1.5rem;color:var(--text-gray);line-height:1.8;margin-bottom:30px}.about-details p{color:var(--text-gray);line-height:2;margin-bottom:20px}.about-highlights{display:flex;gap:210px;margin-top:60px}.highlight-item{text-align:center}.highlight-number{font-size:2.5rem;font-weight:800;background:linear-gradient(135deg,#00d4ff,#06f);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;margin-bottom:8px}.highlight-label{font-size:2rem;color:var(--text-gray);font-weight:500}@media(max-width:1024px){.about-content{grid-template-columns:1fr;gap:40px}}@media(max-width:768px){.about{padding:60px 0}.about-introduction h3{font-size:1.8rem}.about-introduction p{font-size:1.1rem}.image-carousel{min-height:300px}.carousel-track{height:300px}.carousel-arrow{width:36px;height:36px;font-size:1.2rem}.carousel-arrow-prev{left:8px}.carousel-arrow-next{right:8px}.carousel-dot{width:10px;height:10px}.about-highlights{gap:20px;flex-wrap:wrap}.highlight-item{flex:1;min-width:100px}.highlight-number{font-size:2rem}}.contact{padding:100px 0;position:relative}.contact-content{display:flex;justify-content:center;align-items:center;gap:40px;flex-wrap:wrap}.qr-code-card{background:var(--card-gradient);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);border:1px solid var(--glass-border);border-radius:16px;padding:24px;display:flex;flex-direction:column;align-items:center;gap:16px}.qr-code-card h4{font-size:1.15rem;font-weight:600;color:var(--text-light);margin:0}.qr-code-placeholder{width:180px;height:180px;background:#ffffff05;border:2px dashed var(--glass-border);border-radius:12px;display:flex;align-items:center;justify-content:center;overflow:hidden}.qr-code-placeholder img{width:100%;height:100%;object-fit:contain;padding:8px}.qr-code-placeholder:empty:before{content:"QR Code";color:var(--text-gray);font-size:1rem;font-weight:600}.qr-code-card p{color:var(--text-gray);font-size:1rem;margin:0}@media(max-width:768px){.contact{padding:60px 0}.qr-code-placeholder{width:150px;height:150px}}.privacy-page{min-height:100vh;padding:80px 0;background:var(--bg-gradient)}.privacy-header{background:var(--glass-bg);-webkit-backdrop-filter:blur(20px);backdrop-filter:blur(20px);border-radius:20px;padding:40px;border:1px solid var(--glass-border)}.privacy-header h1{font-size:2.5rem;font-weight:700;color:var(--text-light);margin-bottom:30px;text-align:center}.privacy-content{color:var(--text-light);font-size:1.05rem;line-height:2}.privacy-content p{margin-bottom:20px}@media(max-width:768px){.privacy-page{padding:100px 0 60px}.privacy-header{padding:30px 20px}.privacy-header h1{font-size:1.8rem}.privacy-content{font-size:.95rem}}.footer{background:#0a0e27f2;-webkit-backdrop-filter:blur(20px);backdrop-filter:blur(20px);padding:60px 0 30px;border-top:1px solid var(--glass-border);position:relative}.footer-content{display:grid;grid-template-columns:1fr 2fr;gap:60px;margin-bottom:40px}.footer-brand h2{font-size:2rem;font-weight:800;background:linear-gradient(135deg,#00d4ff,#06f);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;margin-bottom:15px}.footer-brand p{color:var(--text-gray);font-size:1.1rem;line-height:1.8;margin-bottom:8px}.footer-links{display:grid;grid-template-columns:repeat(3,1fr);gap:30px}.footer-link-group h4{font-size:1.2rem;font-weight:600;color:var(--text-light);margin-bottom:20px}.footer-link-group ul{list-style:none;padding:0;margin:0}.footer-link-group li{margin-bottom:12px}.footer-link-group a{color:var(--text-gray);text-decoration:none;font-size:.95rem;transition:color .3s ease}.footer-link-group a:hover{color:#00d4ff}.footer-bottom{text-align:center;padding-top:30px;border-top:1px solid var(--glass-border)}.footer-bottom p{color:var(--text-gray);font-size:1rem;margin:0}.scroll-top{position:fixed;bottom:30px;right:30px;width:50px;height:50px;background:linear-gradient(135deg,#06f,#0052cc);border:none;border-radius:50%;color:var(--text-light);display:flex;align-items:center;justify-content:center;cursor:pointer;transition:all .3s ease;z-index:999;box-shadow:0 4px 20px #06f6}.scroll-top:hover{transform:translateY(-3px);box-shadow:0 6px 25px #0066ff80}@media(max-width:1024px){.footer-content{grid-template-columns:1fr;gap:40px}.footer-links{grid-template-columns:repeat(2,1fr)}}@media(max-width:768px){.footer{padding:40px 0 20px}.footer-brand h2{font-size:1.5rem}.footer-brand p{font-size:.9rem}.footer-links{grid-template-columns:1fr;gap:30px}.scroll-top{bottom:20px;right:20px;width:44px;height:44px}}*{margin:0;padding:0;box-sizing:border-box}:root{--primary-blue: #0066ff;--secondary-blue: #0052cc;--dark-blue: #003399;--light-blue: #e6f2ff;--accent-cyan: #00d4ff;--text-dark: #1a1a2e;--text-light: #ffffff;--text-gray: #666680;--bg-gradient: linear-gradient(135deg, #0a0e27 0%, #1a1f3a 50%, #0d1533 100%);--card-gradient: linear-gradient(145deg, rgba(0, 102, 255, .1) 0%, rgba(0, 52, 153, .2) 100%);--glass-bg: rgba(255, 255, 255, .05);--glass-border: rgba(255, 255, 255, .1)}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,PingFang SC,Hiragino Sans GB,Microsoft YaHei,sans-serif;background:var(--bg-gradient);color:var(--text-dark);min-height:100vh;overflow-x:hidden;font-size:18px;line-height:1.7}#root{min-height:100vh}.container{max-width:1400px;margin:0 auto;padding:0 20px}@media(max-width:768px){.container{padding:0 16px}}