:root{--primary:#2563eb;--primary-dark:#1d4ed8;--primary-light:#dbeafe;--secondary:#4f46e5;--light:#f8fafc;--dark:#0f172a;--gray:#64748b;--success:#10b981;--border:#e2e8f0;--shadow:0 4px 6px rgba(0,0,0,0.1)}*{margin:0;padding:0;box-sizing:border-box;font-family:'Segoe UI','Microsoft YaHei',sans-serif}body{background-color:#f9fafb;color:var(--dark);line-height:1.6;overflow-x:hidden;font-size:1rem}a{text-decoration:none;color:var(--primary);transition:all .3s ease}a:hover{color:var(--primary-dark)}.module-container{margin:4rem auto}.page-header{background:linear-gradient(135deg,#25a9eb 0,#0fe7d5 100%);color:white;padding:80px 0 60px;text-align:center;position:relative;overflow:hidden}.page-header::before{content:'';position:absolute;top:-100px;right:-100px;width:300px;height:300px;background:rgba(255,255,255,0.1);border-radius:50%}.page-header::after{content:'';position:absolute;bottom:-80px;left:-80px;width:250px;height:250px;background:rgba(255,255,255,0.1);border-radius:50%}.page-header h1{font-size:2.8rem;margin-bottom:20px;position:relative;z-index:2}.page-header p{font-size:1.2rem;max-width:800px;margin:0 auto;position:relative;z-index:2;opacity:.9}.section-title{text-align:center;margin-bottom:3rem;padding:0 20px}.section-title h2{font-size:2.2rem;color:var(--dark);margin-bottom:1.5rem;position:relative;display:inline-block}.section-title h2::after{content:'';position:absolute;bottom:-10px;left:50%;transform:translateX(-50%);width:80px;height:4px;background:var(--primary);border-radius:2px}.section-title p{color:var(--gray);max-width:800px;margin:0 auto;font-size:1.1rem}.process-timeline{position:relative}.timeline{position:relative;max-width:1000px;margin:0 auto;padding:40px 0}.timeline::after{content:'';position:absolute;width:6px;background-color:var(--primary-light);top:0;bottom:0;left:50%;margin-left:-3px;border-radius:10px}.timeline-item{position:relative;width:50%;margin-bottom:60px;opacity:0;transform:translateY(50px);transition:all .8s ease}.timeline-item.animate{opacity:1;transform:translateY(0)}.timeline-item:nth-child(odd){left:0;padding-right:70px}.timeline-item:nth-child(even){left:50%;padding-left:70px}.timeline-content{background:white;border-radius:15px;padding:30px;box-shadow:var(--shadow);position:relative;transition:all .3s ease}.timeline-content:hover{transform:translateY(-5px);box-shadow:0 10px 25px rgba(0,0,0,0.15)}.timeline-content h3{color:var(--primary);margin-bottom:15px;font-size:1.4rem}.timeline-content p{color:var(--gray);margin-bottom:15px}.timeline-content ul{padding-left:20px;margin-bottom:15px}.timeline-content ul li{margin-bottom:8px;color:var(--gray)}.timeline-circle{position:absolute;width:30px;height:30px;background-color:var(--primary);border:5px solid white;border-radius:50%;top:32px;z-index:1;box-shadow:0 0 0 4px var(--primary)}.timeline-item:nth-child(odd) .timeline-circle{right:-15px}.timeline-item:nth-child(even) .timeline-circle{left:-15px}.service-details{padding:4rem 0;background-color:var(--light)}.service-tabs{display:flex;justify-content:center;margin-bottom:3rem;flex-wrap:wrap;gap:15px}.service-tab-btn{background:white;border:2px solid var(--primary);color:var(--primary);padding:12px 35px;border-radius:50px;font-weight:600;font-size:1rem;cursor:pointer;transition:all .3s ease;min-width:200px;text-align:center}.service-tab-btn.active,.service-tab-btn:hover{background:var(--primary);color:white;box-shadow:0 5px 15px rgba(37,99,235,0.3)}.service-tab-content{display:none;animation:fadeIn .5s ease}.service-tab-content.active{display:block}@keyframes fadeIn{from{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}.service-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:30px}.service-card{background:white;border-radius:15px;overflow:hidden;box-shadow:var(--shadow);transition:all .3s ease;height:100%;display:flex;flex-direction:column}.service-card:hover{transform:translateY(-10px);box-shadow:0 10px 25px rgba(0,0,0,0.15)}.service-card-header{background:linear-gradient(135deg,var(--primary) 0,var(--primary-dark) 100%);color:white;padding:25px;text-align:center}.service-card-header h3{font-size:1.4rem;margin-bottom:10px}.service-card-body{padding:25px;flex-grow:1}.service-card-body ul{list-style:none}.service-card-body ul li{padding:10px 0;padding-left:30px;position:relative;border-bottom:1px solid #eee}.service-card-body ul li:last-child{border-bottom:0}.service-card-body ul li::before{content:'✓';position:absolute;left:0;top:10px;color:var(--success);font-weight:bold}.case-studies{padding:4rem 0}.case-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:30px}.case-card{background:white;border-radius:15px;overflow:hidden;box-shadow:var(--shadow);transition:all .3s ease}.case-card:hover{transform:translateY(-5px);box-shadow:0 10px 25px rgba(0,0,0,0.15)}.case-img{height:200px;background-size:cover;background-position:center}.case-content{padding:25px}.case-content h3{color:var(--primary);margin-bottom:15px;font-size:1.3rem}.case-content p{color:var(--gray);margin-bottom:15px}.case-stats{display:flex;justify-content:space-between;border-top:1px solid #eee;padding-top:15px;margin-top:15px}.stat{text-align:center}.stat .number{font-size:1.5rem;font-weight:700;color:var(--primary)}.stat .label{font-size:.9rem;color:var(--gray)}.cta-section{padding:5rem 0;background:linear-gradient(135deg,var(--primary) 0,var(--primary-dark) 100%);color:white;text-align:center}.cta-content{max-width:800px;margin:0 auto}.cta-content h2{font-size:2.5rem;margin-bottom:20px}.cta-content p{font-size:1.2rem;margin-bottom:30px;opacity:.9}.cta-btn{display:inline-block;background:white;color:var(--primary);padding:15px 40px;border-radius:50px;font-weight:700;font-size:1.1rem;transition:all .3s ease;box-shadow:0 5px 15px rgba(0,0,0,0.2)}.cta-btn:hover{cursor:pointer;transform:translateY(-3px);box-shadow:0 8px 20px rgba(0,0,0,0.3);color:var(--primary-dark)}footer{background-color:var(--dark);color:white;padding:4rem 0 2rem;margin-top:0}.footer-content{display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:40px;margin-bottom:2rem}.footer-column h3{margin-bottom:25px;font-size:1.4rem;position:relative;padding-bottom:15px}.footer-column h3::after{content:'';position:absolute;bottom:0;left:0;width:50px;height:3px;background-color:var(--primary)}.footer-column ul{list-style:none}.footer-column ul li{margin-bottom:12px}.footer-column a{color:#cbd5e1;text-decoration:none;transition:color .3s ease;display:block;padding:5px 0;font-size:.95rem}.footer-column a:hover{color:white;padding-left:5px}.contact-info p{display:flex;align-items:flex-start;margin-bottom:15px;line-height:1.8;font-size:.95rem}.contact-info i{margin-right:15px;min-width:20px;color:var(--primary)}.copyright{text-align:center;padding-top:30px;border-top:1px solid #334155;color:#94a3b8;font-size:.9rem;margin-top:30px}@media(max-width:992px){.page-header h1{font-size:2.2rem}.page-header p{font-size:1.1rem}.timeline::after{left:31px}.timeline-item{width:100%;padding-left:70px;padding-right:0}.timeline-item:nth-child(odd),.timeline-item:nth-child(even){left:0}.timeline-item:nth-child(odd) .timeline-circle,.timeline-item:nth-child(even) .timeline-circle{left:21px;right:auto}}@media(max-width:768px){.navbar{flex-direction:column;gap:20px}.nav-links{flex-wrap:wrap;justify-content:center}.page-header{padding:60px 0 40px}.page-header h1{font-size:1.8rem}.section-title h2{font-size:2rem}.service-tabs{flex-direction:column;align-items:center}.service-tab-btn{width:100%;max-width:300px}.cta-content h2{font-size:2rem}}@media(max-width:576px){.page-header h1{font-size:1.6rem}.page-header p{font-size:1rem}.section-title h2{font-size:1.8rem}.service-grid,.case-grid{grid-template-columns:1fr}.cta-content h2{font-size:1.8rem}.cta-content p{font-size:1rem}.cta-btn{padding:12px 30px;font-size:1rem}.module-container{margin:0}}.keyword-nav-section{padding:50px 0 40px;background:#f8fafc;border-top:1px solid #eef2f6;border-bottom:1px solid #eef2f6}.keyword-nav-header{text-align:center;margin-bottom:28px}.keyword-nav-header h3{font-size:22px;font-weight:700;color:#0f172a;margin-bottom:6px}.keyword-nav-header p{color:#64748b;font-size:14px;margin:0}.keyword-nav-list{display:flex;flex-wrap:wrap;justify-content:center;gap:12px 18px;padding:6px 0 10px}.keyword-item{display:inline-block;padding:6px 20px;background:#fff;border:1px solid #e2e8f0;border-radius:30px;color:#1e293b;font-size:14px;text-decoration:none;transition:all .2s ease;box-shadow:0 2px 4px rgba(0,0,0,0.02);line-height:1.4}.keyword-item:hover{border-color:#2563eb;color:#2563eb;transform:translateY(-2px);box-shadow:0 4px 14px rgba(37,99,235,0.12);text-decoration:none}.keyword-nav-footer{text-align:center;margin-top:18px;color:#94a3b8;font-size:13px}@media(max-width:768px){.keyword-nav-section{padding:36px 0 28px}.keyword-nav-header h3{font-size:19px}.keyword-nav-list{gap:8px 12px}.keyword-item{font-size:13px;padding:4px 14px}}@media(max-width:480px){.keyword-nav-list{gap:6px 8px}.keyword-item{font-size:12px;padding:3px 12px}}.service-details{padding:40px 0 20px}.service-module{margin-bottom:60px}.module-banner{position:relative;height:220px;border-radius:16px;background-size:cover;background-position:center;margin-bottom:32px;overflow:hidden;box-shadow:0 4px 12px rgba(0,0,0,0.06)}.module-banner .banner-overlay{position:absolute;inset:0;background:linear-gradient(90deg,rgba(37,99,235,0.85) 0,rgba(37,99,235,0.40) 60%,transparent 100%);display:flex;align-items:center;padding:0 40px}.module-banner .banner-text{color:#fff;max-width:60%}.module-banner .banner-text h3{font-size:28px;font-weight:700;margin:0 0 8px 0;letter-spacing:.5px}.module-banner .banner-text h3 i{margin-right:14px;color:#fff;opacity:.9}.module-banner .banner-text p{font-size:16px;opacity:.92;margin:0;line-height:1.6;font-weight:400}.service-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px}.service-card{background:#fff;border-radius:16px;padding:24px 20px 28px;border:1px solid #f1f5f9;transition:all .35s cubic-bezier(0.25,0.46,0.45,0.94);position:relative;display:flex;flex-direction:column;box-shadow:0 2px 8px rgba(0,0,0,0.02)}.service-card:hover{transform:translateY(-6px);box-shadow:0 16px 40px -8px rgba(37,99,235,0.15);border-color:#dbeafe}.service-card::before{content:'';position:absolute;top:0;left:24px;right:24px;height:4px;background:linear-gradient(90deg,#2563eb,#60a5fa);border-radius:0 0 4px 4px;opacity:0;transition:opacity .3s ease}.service-card:hover::before{opacity:1}.service-card .card-icon{font-size:28px;color:#2563eb;background:#eef2ff;width:52px;height:52px;line-height:52px;text-align:center;border-radius:12px;margin-bottom:16px;transition:all .3s ease}.service-card:hover .card-icon{background:#2563eb;color:#fff;transform:scale(1.05)}.service-card h3{font-size:18px;font-weight:600;color:#1e293b;margin:0 0 14px 0;line-height:1.4}.service-card ul{list-style:none;padding:0;margin:0 0 18px 0;flex:1}.service-card ul li{font-size:14px;color:#475569;line-height:1.7;padding:4px 0;display:flex;align-items:flex-start}.service-card ul li i{color:#2563eb;font-size:12px;margin-right:10px;margin-top:5px;flex-shrink:0}.service-card .feature-link{font-size:14px;font-weight:500;color:#2563eb;text-decoration:none;display:inline-flex;align-items:center;gap:6px;transition:all .2s ease;border-bottom:1px solid transparent;padding-bottom:2px;margin-top:4px}.service-card .feature-link i{font-size:12px;transition:transform .2s ease}.service-card .feature-link:hover{color:#1d4ed8;border-bottom-color:#1d4ed8}.service-card .feature-link:hover i{transform:translateX(4px)}@media(max-width:992px){.service-grid{grid-template-columns:repeat(2,1fr)}.module-banner .banner-text{max-width:80%}}@media(max-width:768px){.service-grid{grid-template-columns:1fr 1fr;gap:16px}.module-banner{height:150px;margin-bottom:24px}.module-banner .banner-overlay{padding:0 24px}.module-banner .banner-text h3{font-size:22px}.module-banner .banner-text p{font-size:14px}.service-card{padding:18px 16px 20px}.service-card .card-icon{width:44px;height:44px;line-height:44px;font-size:22px}.service-card h3{font-size:16px}}@media(max-width:480px){.service-grid{grid-template-columns:1fr}.module-banner{height:120px}.module-banner .banner-text{max-width:100%}.module-banner .banner-text h3{font-size:18px}.module-banner .banner-text p{font-size:13px}}.on-site-services{padding:60px 0;background:#f8fafc}.on-site-services .service-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;margin-top:40px}.on-site-services .service-item{background:#fff;padding:28px 20px 24px;border-radius:12px;box-shadow:0 2px 8px rgba(0,0,0,0.04);border:1px solid #f1f5f9;text-align:center;transition:transform .3s ease,box-shadow .3s ease,border-color .3s ease;display:flex;flex-direction:column;align-items:center}.on-site-services .service-item:hover{transform:translateY(-6px);box-shadow:0 12px 32px rgba(37,99,235,0.08);border-color:#dbeafe}.on-site-services .service-icon{font-size:32px;color:#2563eb;width:64px;height:64px;line-height:64px;text-align:center;background:#eef2ff;border-radius:50%;margin-bottom:16px;transition:background .3s ease,color .3s ease,transform .3s ease;flex-shrink:0}.on-site-services .service-item:hover .service-icon{background:#2563eb;color:#fff;transform:scale(1.05)}.on-site-services .service-item h3{font-size:17px;font-weight:600;color:#1e293b;margin:0 0 10px 0}.on-site-services .service-item p{font-size:14px;color:#64748b;line-height:1.7;margin:0;flex:1}.on-site-services .service-footer{text-align:center;margin-top:36px}.on-site-services .btn-more{display:inline-block;background:#2563eb;color:#fff;padding:10px 32px;border-radius:30px;text-decoration:none;font-weight:500;font-size:15px;transition:background .3s ease,transform .3s ease,box-shadow .3s ease;box-shadow:0 4px 12px rgba(37,99,235,0.25)}.on-site-services .btn-more:hover{background:#1d4ed8;transform:translateY(-2px);box-shadow:0 8px 24px rgba(37,99,235,0.35)}@media(max-width:992px){.on-site-services .service-grid{grid-template-columns:repeat(2,1fr);gap:20px}.on-site-services .service-item{padding:24px 16px 20px}.on-site-services .service-icon{width:56px;height:56px;line-height:56px;font-size:26px}.on-site-services .service-item h3{font-size:16px}.on-site-services .service-item p{font-size:13.5px}}@media(max-width:576px){.on-site-services{padding:40px 0}.on-site-services .service-grid{grid-template-columns:1fr;gap:16px;margin-top:28px}.on-site-services .service-item{padding:20px 16px 18px;flex-direction:row;text-align:left;gap:16px;align-items:flex-start}.on-site-services .service-icon{width:48px;height:48px;line-height:48px;font-size:22px;margin-bottom:0;flex-shrink:0}.on-site-services .service-item h3{font-size:15px;margin:0 0 4px 0}.on-site-services .service-item p{font-size:13px}.on-site-services .service-item .text-wrap{flex:1}.on-site-services .btn-more{padding:8px 24px;font-size:14px}.on-site-services .service-footer{margin-top:28px}}@media(max-width:400px){.on-site-services .service-item{padding:16px 12px 14px;gap:12px}.on-site-services .service-icon{width:40px;height:40px;line-height:40px;font-size:18px}.on-site-services .service-item h3{font-size:14px}.on-site-services .service-item p{font-size:12.5px}}.page-header{background:linear-gradient(135deg,#2ca0dc 0,#2d32af 100%) !important}.why-choose-solution{padding:60px 0;background:#fff}.why-choose-solution:last-of-type{background:#f8fafc}.advantage-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:30px;margin-top:40px}.advantage-item{background:#fff;border-radius:16px;padding:30px 24px;text-align:center;box-shadow:0 4px 12px rgba(0,0,0,0.04);transition:transform .3s ease,box-shadow .3s ease;border:1px solid #f1f5f9}.advantage-item:hover{transform:translateY(-8px);box-shadow:0 16px 40px rgba(37,99,235,0.10);border-color:#dbeafe}.advantage-icon{font-size:40px;margin-bottom:16px;display:inline-block;color:#2563eb;width:72px;height:72px;line-height:72px;background:#eef2ff;border-radius:50%;transition:background .3s ease,transform .3s ease}.advantage-item:hover .advantage-icon{background:#2563eb;color:#fff;transform:scale(1.05)}.advantage-item h3{font-size:20px;font-weight:600;color:#1e293b;margin-bottom:12px}.advantage-item p{font-size:15px;color:#64748b;line-height:1.7}.case-studies{padding:4rem 0;background:#fff}.case-card{background:white;border-radius:15px;overflow:hidden;box-shadow:0 4px 12px rgba(0,0,0,0.04);transition:all .3s ease;border:1px solid #f1f5f9}.case-card:hover{transform:translateY(-5px);box-shadow:0 12px 32px rgba(0,0,0,0.08);border-color:#dbeafe}.service-module{margin-bottom:40px}.module-title{font-size:26px;font-weight:600;color:#1e293b;margin-bottom:8px}.module-title i{color:#2563eb;margin-right:12px}.module-desc{font-size:16px;color:#64748b;margin-bottom:24px}@media(max-width:768px){.advantage-grid{grid-template-columns:1fr 1fr;gap:20px}.advantage-item{padding:24px 16px}.advantage-icon{font-size:32px;width:60px;height:60px;line-height:60px}.advantage-item h3{font-size:17px}.advantage-item p{font-size:14px}.module-title{font-size:22px}.module-banner{height:120px !important}.on-site-services .service-grid{grid-template-columns:1fr 1fr;gap:16px}}@media(max-width:480px){.advantage-grid{grid-template-columns:1fr}.module-banner{height:80px !important}.on-site-services .service-grid{grid-template-columns:1fr}}.application-scenes .scenes-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;margin-top:30px}.application-scenes .scene-card{border-radius:14px;overflow:hidden;box-shadow:0 8px 24px rgba(0,0,0,0.3);transition:transform .4s cubic-bezier(0.25,0.46,0.45,0.94),box-shadow .4s ease;cursor:pointer;background:#1a1a2e;aspect-ratio:4 / 3;opacity:0;transform:translateY(30px);animation:cardFadeIn .7s ease forwards}.application-scenes .scene-card:nth-child(1){animation-delay:.05s}.application-scenes .scene-card:nth-child(2){animation-delay:.10s}.application-scenes .scene-card:nth-child(3){animation-delay:.15s}.application-scenes .scene-card:nth-child(4){animation-delay:.20s}.application-scenes .scene-card:nth-child(5){animation-delay:.25s}.application-scenes .scene-card:nth-child(6){animation-delay:.30s}.application-scenes .scene-card:nth-child(7){animation-delay:.35s}.application-scenes .scene-card:nth-child(8){animation-delay:.40s}@keyframes cardFadeIn{0%{opacity:0;transform:translateY(30px)}100%{opacity:1;transform:translateY(0)}}.application-scenes .scene-card:hover{transform:translateY(-8px) scale(1.02);box-shadow:0 16px 48px rgba(0,0,0,0.5)}.application-scenes .scene-image{width:100%;height:100%;background-size:cover;background-position:center;position:relative;transition:transform .6s ease}.application-scenes .scene-card:hover .scene-image{transform:scale(1.08)}.application-scenes .scene-overlay{position:absolute;inset:0;background:linear-gradient(to top,rgba(15,11,26,0.85) 0,rgba(15,11,26,0.2) 60%,rgba(15,11,26,0.1) 100%);display:flex;flex-direction:column;justify-content:flex-end;padding:20px 18px 22px;transition:background .4s ease}.application-scenes .scene-card:hover .scene-overlay{background:linear-gradient(to top,rgba(167,139,250,0.30) 0,rgba(15,11,26,0.5) 60%,rgba(15,11,26,0.1) 100%)}.application-scenes .scene-icon{font-size:22px;color:#a78bfa;margin-bottom:8px;opacity:.8;transition:transform .3s ease,opacity .3s ease}.application-scenes .scene-card:hover .scene-icon{transform:translateY(-4px) scale(1.1);opacity:1}.application-scenes .scene-title{font-size:1.15rem;font-weight:700;color:#fff;margin:0 0 4px 0;letter-spacing:.3px;transition:transform .3s ease}.application-scenes .scene-card:hover .scene-title{transform:translateY(-3px)}.application-scenes .scene-desc{font-size:.85rem;color:#c8bcdb;margin:0;line-height:1.5;opacity:.8;transition:opacity .3s ease,transform .3s ease}.application-scenes .scene-card:hover .scene-desc{opacity:1;transform:translateY(-2px)}@media(max-width:992px){.application-scenes .scenes-grid{grid-template-columns:repeat(2,1fr)}}@media(max-width:576px){.application-scenes .scenes-grid{grid-template-columns:1fr 1fr;gap:12px}.application-scenes .scene-overlay{padding:14px 12px 16px}.application-scenes .scene-title{font-size:.95rem}.application-scenes .scene-desc{font-size:.75rem}.application-scenes .scene-icon{font-size:18px}}