:root{--primary: #1a73e8;--secondary: #0d47a1;--accent: #00c853;--light: #f8f9fa;--dark: #212529;--gray: #6c757d;--light-gray: #e9ecef}*{margin:0;padding:0;box-sizing:border-box;font-family:Segoe UI,Microsoft YaHei,sans-serif}html{scroll-behavior:smooth}body{color:var(--dark);line-height:1.6;background-color:var(--light)}.container{max-width:1200px;margin:0 auto;padding:0 20px}header{background-color:#fff;box-shadow:0 2px 10px #0000001a;position:fixed;width:100%;top:0;z-index:1000}.header-container{display:flex;justify-content:space-between;align-items:center;padding:15px 0}.logo{display:flex;align-items:center;gap:12px}.logo-img{height:32px;width:auto;transition:transform .3s;object-fit:contain}.logo-img:hover{transform:scale(1.05)}.logo h1{font-size:1.5rem;color:var(--primary);margin:0;line-height:1}nav ul{display:flex;list-style:none}nav ul li{margin-left:30px}nav ul li a{text-decoration:none;color:var(--dark);font-weight:500;transition:color .3s}nav ul li a:hover{color:var(--primary)}.cta-button{background-color:var(--primary);color:#fff;border:none;padding:10px 20px;border-radius:4px;font-weight:500;cursor:pointer;transition:background-color .3s}.cta-button:hover{background-color:var(--secondary)}.page-header{background:linear-gradient(135deg,var(--primary),var(--secondary));color:#fff;padding:150px 0 100px;text-align:center;position:relative;overflow:hidden}.page-header:before{content:"";position:absolute;top:0;left:0;right:0;bottom:0;background:url(data:image/svg+xml;base64,PHN2ZyB3aWR0aD0iMTAwJSIgaGVpZ2h0PSIxMDAlIiB2aWV3Qm94PSIwIDAgMTIwMCA0MDAiIHByZXNlcnZlQXNwZWN0UmF0aW89Im5vbmUiIHhtbG5zPSJodHRwOi8vd3d3LnczLm9yZy8yMDAwL3N2ZyI+PGcgZmlsbD0icmdiYSgyNTUsIDI1NSwgMjU1LCAwLjA1KSI+PGNpcmNsZSBjeD0iMTAwIiBjeT0iMTAwIiByPSI1MCIvPjxjaXJjbGUgY3g9IjMwMCIgY3k9IjE1MCIgcj0iODAiLz48Y2lyY2xlIGN4PSI1MDAiIGN5PSI1MCIgcj0iNjAiLz48Y2lyY2xlIGN4PSI3MDAiIGN5PSIxMDAiIHI9IjcwIi8+PGNpcmNsZSBjeD0iOTAwIiBjeT0iMjAwIiByPSI5MCIvPjxjaXJjbGUgY3g9IjExMDAiIGN5PSIxMDAiIHI9IjgwIi8+PC9nPjwvc3ZnPg==);background-size:cover;opacity:.3}.header-content{position:relative;z-index:1}.header-content h1{font-size:2.8rem;margin-bottom:20px;font-weight:700}.header-content p{font-size:1.3rem;max-width:700px;margin:0 auto 30px}.operator-badge{display:inline-block;background:#fff3;padding:8px 20px;border-radius:30px;margin-bottom:25px;font-size:1rem;font-weight:500;-webkit-backdrop-filter:blur(5px);backdrop-filter:blur(5px)}.section{padding:80px 0}.section-title{text-align:center;margin-bottom:60px}.section-title h2{font-size:2.2rem;color:var(--dark);margin-bottom:15px;position:relative;display:inline-block}.section-title h2:after{content:"";position:absolute;bottom:-10px;left:50%;transform:translate(-50%);width:80px;height:3px;background:var(--primary)}.section-title p{color:var(--gray);max-width:600px;margin:30px auto 0}.company-overview{background:#fff}.overview-content{display:grid;grid-template-columns:1fr 1fr;gap:60px;align-items:center;margin-bottom:60px}.overview-text h3{font-size:1.8rem;color:var(--primary);margin-bottom:25px}.overview-text p{margin-bottom:20px;color:var(--dark);line-height:1.8;font-size:1.05rem;text-align:justify}.overview-features{display:grid;grid-template-columns:1fr;gap:15px;margin-top:30px;padding:25px;background:var(--light);border-radius:12px;border-left:4px solid var(--primary)}.feature-item{display:flex;align-items:center;gap:12px;font-size:1.05rem;color:var(--dark)}.feature-item i{color:var(--accent);font-size:1.2rem}.overview-image{position:relative}.company-img{width:100%;height:auto;border-radius:12px;box-shadow:0 8px 30px #0000001a;transition:transform .3s}.company-img:hover{transform:scale(1.02)}.overview-stats{display:grid;grid-template-columns:repeat(4,1fr);gap:30px;margin-top:40px}.stat-item{text-align:center;padding:30px 20px;background:var(--light);border-radius:12px;transition:transform .3s,box-shadow .3s;border:2px solid transparent}.stat-item:hover{transform:translateY(-8px);box-shadow:0 8px 25px #0000001a;border-color:var(--primary);background:#fff}.stat-icon{font-size:2.5rem;color:var(--primary);margin-bottom:15px}.stat-number{font-size:2.5rem;font-weight:700;color:var(--primary);margin-bottom:10px}.stat-label{color:var(--gray);font-size:1rem;font-weight:500}.core-advantages{background:var(--light)}.core-advantages .advantages-grid{display:grid;grid-template-columns:repeat(5,1fr);gap:25px}.core-advantages .advantage-card{background:#fff;padding:30px;border-radius:12px;box-shadow:0 5px 15px #0000000d;text-align:center;transition:transform .3s,box-shadow .3s;border:2px solid transparent}.core-advantages .advantage-card:hover{transform:translateY(-8px);box-shadow:0 8px 25px #0000001a;border-color:var(--primary)}.core-advantages .advantage-icon{font-size:2.5rem;color:var(--primary);margin-bottom:20px;transition:transform .3s}.core-advantages .advantage-card:hover .advantage-icon{transform:scale(1.1)}.core-advantages .advantage-card h3{font-size:1.3rem;margin-bottom:15px;color:var(--dark)}.core-advantages .advantage-card p{color:var(--gray);line-height:1.6}.products-services{background:var(--light)}.product-tabs{display:flex;justify-content:center;margin-bottom:40px;border-bottom:1px solid var(--light-gray)}.tab{padding:15px 30px;cursor:pointer;border-bottom:3px solid transparent;transition:all .3s}.tab.active{border-bottom:3px solid var(--primary);color:var(--primary);font-weight:500}.tab-content{display:none}.tab-content.active{display:block}.product-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:30px;align-items:stretch}.product-card{background:#fff;border-radius:12px;overflow:hidden;box-shadow:0 5px 15px #0000000d;transition:transform .3s,box-shadow .3s;display:flex;flex-direction:column;height:100%}.product-card:hover{transform:translateY(-8px);box-shadow:0 8px 25px #0000001f}.product-image{height:120px;background:linear-gradient(135deg,var(--primary) 0%,var(--secondary) 100%);display:flex;align-items:center;justify-content:center;position:relative;overflow:hidden;border-bottom:2px solid var(--primary)}.product-image:before{content:"";position:absolute;width:150px;height:150px;background:#ffffff1a;border-radius:50%;top:-40px;right:-40px}.product-image:after{content:"";position:absolute;width:100px;height:100px;background:#ffffff14;border-radius:50%;bottom:-20px;left:-20px}.product-image-text{color:#fff;font-size:1.8rem;font-weight:700;text-align:center;z-index:1;position:relative;letter-spacing:2px;text-shadow:0 2px 8px rgba(0,0,0,.2);padding:0 20px}.product-info{padding:25px;flex:1;display:flex;flex-direction:column}.product-info h3{margin-bottom:12px;color:var(--dark);font-size:1.3rem;min-height:2.6rem;display:flex;align-items:center}.product-info>p{color:var(--gray);margin-bottom:20px;line-height:1.6;font-size:.95rem;min-height:3rem}.product-features{list-style:none;margin:15px 0;flex:1;font-size:.9rem}.product-features li{position:relative;padding:8px 0 8px 25px;line-height:1.5;color:var(--dark)}.product-features li:before{content:"✓";color:var(--accent);position:absolute;left:0;font-weight:700;font-size:1.1rem}.product-info .cta-button{margin-top:auto;width:100%;padding:12px 20px;font-size:.95rem}.solutions{background:#fff}.solution-tabs{display:flex;justify-content:center;margin-bottom:40px;border-bottom:1px solid var(--light-gray)}.solution-tab{padding:15px 30px;cursor:pointer;border-bottom:3px solid transparent;transition:all .3s;font-size:1.1rem;font-weight:500}.solution-tab.active{border-bottom:3px solid var(--primary);color:var(--primary)}.solution-content{display:none}.solution-content.active{display:block}.scenarios-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:30px}.scenario-card{background:var(--light);border-radius:12px;padding:30px;box-shadow:0 5px 15px #0000000d;transition:transform .3s}.scenario-card:hover{transform:translateY(-5px)}.scenario-image{height:200px;background-color:var(--light-gray);display:flex;align-items:center;justify-content:center;color:var(--gray);margin-bottom:20px;border-radius:8px}.scenario-content h3{font-size:1.4rem;margin-bottom:15px;color:var(--dark)}.scenario-features{list-style:none;margin-top:20px}.scenario-features li{position:relative;padding:8px 0 8px 25px}.scenario-features li:before{content:"•";color:var(--primary);position:absolute;left:0;font-weight:700}.testimonials{background:var(--light)}.testimonials-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:30px}.testimonial-card{background:#fff;border-radius:12px;padding:35px 25px;box-shadow:0 5px 15px #0000000d;transition:transform .3s,box-shadow .3s;text-align:center;border:2px solid transparent}.testimonial-card:hover{transform:translateY(-8px);box-shadow:0 8px 25px #0000001f;border-color:var(--primary)}.testimonial-header{display:flex;flex-direction:column;align-items:center;margin-bottom:25px}.author-avatar{width:70px;height:70px;border-radius:50%;margin-bottom:15px;box-shadow:0 4px 12px #1a73e84d;transition:transform .3s;object-fit:cover;border:3px solid white}.testimonial-card:hover .author-avatar{transform:scale(1.1)}.author-info{text-align:center}.author-info h4{font-size:1.1rem;margin-bottom:5px;color:var(--dark);font-weight:600}.author-info p{color:var(--gray);font-size:.9rem}.testimonial-text{font-size:1rem;color:var(--dark);line-height:1.8;font-style:italic;position:relative;padding:20px 15px;background:var(--light);border-radius:8px;min-height:120px;display:flex;align-items:center;justify-content:center}.service-commitment{background:#fff}.commitment-content{display:grid;grid-template-columns:repeat(2,1fr);gap:40px}.commitment-card{background:var(--light);border-radius:12px;padding:40px;box-shadow:0 5px 15px #0000000d;transition:transform .3s}.commitment-card:hover{transform:translateY(-5px)}.commitment-header{display:flex;align-items:center;margin-bottom:30px}.commitment-header i{font-size:2rem;color:var(--primary);margin-right:15px}.commitment-header h3{font-size:1.6rem;color:var(--dark)}.commitment-list{list-style:none}.commitment-list li{padding:15px 0;border-bottom:1px solid var(--light-gray);display:flex;align-items:center}.commitment-list li:last-child{border-bottom:none}.commitment-list li i{color:var(--accent);margin-right:15px;font-size:1.2rem}.about-us{background:var(--light)}.timeline-horizontal{display:flex;justify-content:space-between;position:relative;max-width:1000px;margin:0 auto}.timeline-horizontal:before{content:"";position:absolute;top:50px;left:0;right:0;height:4px;background:var(--primary);z-index:1}.timeline-item{flex:1;text-align:center;position:relative;padding:0 15px}.timeline-item:before{content:"";position:absolute;top:46px;left:50%;transform:translate(-50%);width:16px;height:16px;background:var(--primary);border:4px solid white;border-radius:50%;z-index:2}.timeline-content{background:#fff;padding:20px;border-radius:8px;box-shadow:0 5px 15px #0000000d;margin-top:70px;transition:transform .3s}.timeline-content:hover{transform:translateY(-5px)}.timeline-year{display:inline-block;background:var(--primary);color:#fff;padding:8px 15px;border-radius:20px;font-weight:600;margin-bottom:15px}.timeline-content h3{font-size:1.2rem;margin-bottom:10px;color:var(--dark)}.timeline-content p{color:var(--gray);font-size:.9rem}footer{background-color:var(--dark);color:#fff;padding:60px 0 30px}.footer-content{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:40px;margin-bottom:40px}.footer-column h3{margin-bottom:20px;font-size:1.2rem}.footer-column ul{list-style:none}.footer-column ul li{margin-bottom:10px}.footer-column ul li a{color:#adb5bd;text-decoration:none;transition:color .3s}.footer-column ul li a:hover{color:#fff}.copyright{text-align:center;padding-top:30px;border-top:1px solid #495057;color:#adb5bd}.copyright p{margin:8px 0}.beian{margin-top:10px}.beian-link{color:#adb5bd;text-decoration:none;transition:color .3s;font-size:.9rem}.beian-link:hover{color:#fff;text-decoration:underline}.contact-float{position:fixed;bottom:30px;right:30px;z-index:9999}.contact-trigger{display:flex;align-items:center;gap:12px;background:linear-gradient(135deg,var(--primary),var(--secondary));color:#fff;border:none;padding:22px 38px;border-radius:75px;font-size:1.5rem;font-weight:600;cursor:pointer;box-shadow:0 6px 30px #1a73e866;transition:all .3s ease;animation:pulse 2s ease-in-out infinite}.contact-trigger:hover{transform:translateY(-3px) scale(1.05);box-shadow:0 6px 30px #1a73e899;animation:none}.contact-trigger.active{background:var(--secondary);animation:none}.contact-trigger.active i{animation:rotate .5s ease}.contact-trigger i{font-size:1.95rem;transition:transform .3s ease}.contact-panel{position:absolute;bottom:105px;right:0;width:368px;background:#fff;border-radius:22px;box-shadow:0 15px 60px #00000026;overflow:hidden;animation:slideInUp .4s ease-out}.contact-header{background:linear-gradient(135deg,var(--primary),var(--secondary));color:#fff;padding:21px;display:flex;justify-content:space-between;align-items:center}.contact-header h4{margin:0;font-size:1.26rem;font-weight:600}.close-btn{background:#fff3;border:none;color:#fff;width:32px;height:32px;border-radius:50%;cursor:pointer;display:flex;align-items:center;justify-content:center;transition:background .3s;font-size:.84rem}.close-btn:hover{background:#ffffff4d}.contact-content{padding:21px}.contact-item{display:flex;align-items:flex-start;padding:15px;margin-bottom:11px;background:var(--light);border-radius:11px;transition:all .3s ease;position:relative}.contact-item:hover{transform:translate(-5px);background:#e3f2fd;box-shadow:0 2px 8px #1a73e826}.contact-item:hover .contact-icon{transform:scale(1.1) rotate(5deg)}.contact-item.wechat-item{margin-bottom:5px}.contact-item.wechat-item:hover{transform:none}.contact-item:last-child{margin-bottom:0}.wechat-qr-section{background:var(--light);padding:21px;border-radius:11px;text-align:center;margin-bottom:11px}.contact-icon{width:48px;height:48px;background:linear-gradient(135deg,var(--primary),var(--secondary));border-radius:11px;display:flex;align-items:center;justify-content:center;color:#fff;font-size:1.37rem;margin-right:15px;flex-shrink:0;transition:transform .3s ease}.contact-info{flex:1}.contact-label{font-size:.9rem;color:var(--gray);margin-bottom:6px}.contact-value{font-size:1.05rem;color:var(--dark);font-weight:600;word-break:break-all}.wechat-qr{margin-top:10px;padding-top:10px;border-top:1px dashed var(--light-gray);text-align:center;width:100%}.qr-image{width:168px;height:168px;display:block;margin:0 auto;border-radius:8px;box-shadow:0 2px 8px #0000001a;background:#fff;padding:6px}.qr-tip{margin-top:13px;margin-bottom:0;font-size:.9rem;color:var(--gray)}.contact-fade-enter-active{animation:fadeInScale .4s ease-out}.contact-fade-leave-active{animation:fadeOutScale .3s ease-in}@keyframes pulse{0%,to{transform:scale(1);box-shadow:0 4px 20px #1a73e866}50%{transform:scale(1.05);box-shadow:0 6px 25px #1a73e880}}@keyframes rotate{0%{transform:rotate(0)}to{transform:rotate(360deg)}}@keyframes slideInUp{0%{opacity:0;transform:translateY(30px)}to{opacity:1;transform:translateY(0)}}@keyframes fadeInScale{0%{opacity:0;transform:translateY(20px) scale(.95)}to{opacity:1;transform:translateY(0) scale(1)}}@keyframes fadeOutScale{0%{opacity:1;transform:translateY(0) scale(1)}to{opacity:0;transform:translateY(20px) scale(.95)}}@media (max-width: 1024px){.overview-content{grid-template-columns:1fr;gap:40px}.overview-stats,.core-advantages .advantages-grid,.product-grid,.scenarios-grid,.testimonials-grid{grid-template-columns:repeat(2,1fr)}.commitment-content{grid-template-columns:1fr}.timeline-horizontal{flex-wrap:wrap;justify-content:center}.timeline-item{flex:0 0 33.33%;margin-bottom:40px}.timeline-horizontal:before{display:none}.timeline-item:before{display:none}.timeline-content{margin-top:0}}@media (max-width: 768px){.header-container{flex-direction:column;padding:15px 0}nav ul{margin-top:15px;flex-wrap:wrap;justify-content:center}nav ul li{margin:0 10px 10px}.page-header{padding:120px 0 80px}.page-header h1{font-size:2rem}.overview-stats,.core-advantages .advantages-grid,.product-grid,.scenarios-grid,.testimonials-grid{grid-template-columns:1fr}.timeline-item{flex:0 0 100%}.contact-float{bottom:20px;right:20px}.contact-trigger span{display:none}.contact-trigger{width:60px;height:60px;padding:0;border-radius:50%;justify-content:center}.contact-panel{width:calc(100vw - 40px);max-width:245px;right:-20px}}.back-to-top{position:fixed;bottom:150px;right:30px;width:50px;height:50px;background:linear-gradient(135deg,var(--primary),var(--secondary));color:#fff;border-radius:50%;display:flex;align-items:center;justify-content:center;cursor:pointer;box-shadow:0 4px 12px #1a73e866;transition:all .3s;z-index:999}.back-to-top:hover{transform:translateY(-5px);box-shadow:0 6px 20px #1a73e880}.back-to-top i{font-size:1.2rem}@media (max-width: 768px){.back-to-top{bottom:120px;right:20px;width:45px;height:45px}.back-to-top i{font-size:1rem}}