:root{--primary-color: #0047ff;--primary-dark: #0037cc;--text-main: #101828;--text-secondary: #475467;--bg-page: #f5f6f8;--bg-surface: #ffffff;--border-color: rgba(148, 163, 184, .2);--shadow-sm: 0 4px 12px rgba(15, 23, 42, .08);--shadow-lg: 0 18px 48px rgba(15, 23, 42, .08);--font-family: "Segoe UI", "PingFang SC", "Microsoft YaHei", sans-serif;--container-width: 1120px;--header-height: 72px}html{scroll-behavior:smooth;font-size:16px}*,*:before,*:after{box-sizing:border-box}body{margin:0;background:var(--bg-page);color:var(--text-main);font-family:var(--font-family);line-height:1.6;min-width:320px;overflow-x:hidden}#root{min-height:100vh;display:flex;flex-direction:column}a{color:inherit;text-decoration:none;touch-action:manipulation}.container{width:100%;max-width:var(--container-width);margin:0 auto;padding:0 1rem}.page{flex:1;display:flex;flex-direction:column}header#home{position:sticky;top:0;z-index:30;height:var(--header-height);background:url(/images/nav_bar.png) no-repeat center center / cover;border-bottom:1px solid var(--border-color);display:flex;align-items:center}.nav{display:flex;align-items:center;justify-content:space-between;width:100%;height:100%}.logo{font-size:1.5rem;font-weight:700;color:#0f172a;white-space:nowrap}.nav-links{display:flex;gap:2rem;font-size:1rem}.nav-links a{position:relative;padding:.5rem;color:#1f2937;transition:color .2s;font-weight:500}.nav-links a:after{content:"";position:absolute;left:.5rem;right:.5rem;bottom:0;height:2px;background:transparent;transition:background .2s}.nav-links a:hover{color:var(--primary-color)}.nav-links a:hover:after{background:var(--primary-color)}.nav-actions{display:flex;align-items:center}.nav-cta{display:inline-flex;align-items:center;justify-content:center;padding:.625rem 1.5rem;border-radius:999px;background:transparent;color:#0f172a;font-weight:600;border:1px solid rgba(15,23,42,.2);transition:all .2s;white-space:nowrap;min-height:44px}.nav-cta.primary{background:var(--primary-color);color:#fff;border-color:transparent}.nav-cta:hover{background:var(--primary-dark);color:#fff;transform:translateY(-1px)}.section{padding:5rem 0;position:relative;width:100%}.section h2{font-size:clamp(1.75rem,4vw,2.5rem);margin-bottom:1rem;line-height:1.2}.section p{margin:0 0 1rem;color:var(--text-secondary);font-size:1rem}.section-desc{max-width:640px;margin-bottom:2.5rem}#about,#services,#news,#contact,.partners-section,.business-section{min-height:800px;display:flex;align-items:center;background-size:cover;background-position:center;background-repeat:no-repeat;padding:6rem 0}#about{background-image:url(/images/about_background.png)}#services{background-image:url(/images/solution_background.png)}.grid.two-cols{display:grid;gap:2rem;grid-template-columns:repeat(auto-fit,minmax(min(100%,400px),1fr));align-items:start}.surface{background:var(--bg-surface);border-radius:1rem;padding:2rem;box-shadow:var(--shadow-lg)}.stats{display:grid;gap:1.5rem;margin-top:1.5rem;grid-template-columns:repeat(2,1fr)}.stat-value{display:block;font-size:2rem;font-weight:700;color:var(--primary-color)}.stat-desc{font-size:.875rem;color:var(--text-secondary)}.cards{display:grid;gap:1.5rem;grid-template-columns:repeat(auto-fit,minmax(280px,1fr))}.card{background:var(--bg-surface);border-radius:1rem;padding:1.75rem;box-shadow:var(--shadow-sm);border:1px solid rgba(0,71,255,.08);display:flex;flex-direction:column;gap:1rem;height:100%;transition:transform .2s,box-shadow .2s}.card:hover{transform:translateY(-4px);box-shadow:var(--shadow-lg)}.card-media{width:100%;aspect-ratio:16/9;border-radius:.75rem;overflow:hidden;background:#f4f4f7}.card-media img{width:100%;height:100%;object-fit:cover}.card h3{margin:0;font-size:1.25rem;font-weight:600}.news-list{display:grid;gap:1.5rem;grid-template-columns:repeat(auto-fit,minmax(300px,1fr))}.news-card{background:var(--bg-surface);border-radius:1rem;padding:1.5rem;box-shadow:var(--shadow-sm);border:1px solid rgba(226,232,240,.9);display:flex;flex-direction:column;gap:1rem;height:100%;transition:transform .2s}.news-card:hover{transform:translateY(-4px)}.news-card time{font-size:.875rem;color:#64748b}.news-card h3{margin:0;font-size:1.125rem;color:#1f2937;line-height:1.4}.contact-list{list-style:none;padding:0;margin:1.5rem 0 0;display:grid;gap:1rem;color:#344054}.contact-panel{display:flex;flex-direction:column;gap:1.5rem}.contact-extra{list-style:none;padding:0;margin:0;display:grid;gap:.75rem;width:100%}.contact-extra li{display:flex;justify-content:space-between;align-items:center;padding:.75rem 1rem;border-radius:.75rem;background:#f3f6ff}.contact-label{font-weight:600;color:#1f2937}.footer{background:#0f172a;color:#ffffffdb;padding:3rem 0;margin-top:auto}.footer-content{text-align:center}.footer-meta{display:flex;flex-wrap:wrap;justify-content:center;gap:1.5rem;color:#e2e8f0c2;font-size:.875rem}.carousel-section{padding:0 0 3.5rem}.carousel-full{position:relative;overflow:hidden;width:100%;max-width:1920px;margin:0 auto}.carousel-track{display:flex;transition:transform .6s cubic-bezier(.25,1,.5,1)}.carousel-slide{min-width:100%;position:relative}.carousel-slide img{width:100%;height:560px;object-fit:cover;display:block}.carousel-caption{position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);color:#fff;padding:2rem;text-align:center;max-width:800px;width:90%;background:#0003;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);border-radius:1rem}.carousel-caption h3{font-size:clamp(2rem,5vw,3.5rem);margin:0;font-weight:700;text-shadow:0 2px 4px rgba(0,0,0,.5)}.carousel-caption p{font-size:clamp(1rem,2vw,1.25rem);color:#fff;margin-top:1rem;text-shadow:0 1px 2px rgba(0,0,0,.5)}.carousel-control{position:absolute;top:50%;transform:translateY(-50%);z-index:2;border:none;width:3rem;height:3rem;border-radius:50%;background:#fff3;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);color:#fff;font-size:1.5rem;cursor:pointer;display:flex;align-items:center;justify-content:center;transition:background .2s}.carousel-control:hover{background:#fff6}.carousel-control:first-of-type{left:1.5rem}.carousel-control:last-of-type{right:1.5rem}.carousel-dots{display:flex;justify-content:center;gap:.75rem;margin-top:1.5rem}.dot{width:.75rem;height:.75rem;border-radius:50%;border:none;background:#cbd5f5;cursor:pointer;transition:all .3s;padding:0}.dot.active{background:var(--primary-color);transform:scale(1.2)}.scroll-top-btn{position:fixed;right:1.5rem;bottom:2rem;width:3rem;height:3rem;border-radius:50%;border:none;background:var(--primary-color);color:#fff;display:flex;align-items:center;justify-content:center;box-shadow:var(--shadow-lg);cursor:pointer;z-index:20;transition:transform .2s}.scroll-top-btn:hover{transform:translateY(-4px)}.scroll-top-icon{width:12px;height:12px;border-left:3px solid #fff;border-bottom:3px solid #fff;transform:rotate(135deg) translateY(2px)}.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}.article-detail{padding:3rem 0}.article-content{font-size:1.125rem;line-height:1.8;max-width:800px;margin:0 auto}.article-content img{max-width:100%;height:auto;border-radius:.5rem}@media(min-width:1920px){#about,#services,#news,#contact{min-height:56.25vw}}@media(min-width:1280px)and (max-width:1919px){#about,#services,#news,#contact{min-height:56.25vw}}@media(max-width:1024px){:root{--header-height: 64px}.section h2{font-size:2rem}.carousel-slide img{height:400px}}@media(max-width:768px){.nav{flex-wrap:wrap;padding:.5rem 0}.logo{font-size:1.25rem}.nav-links{display:none}.nav-links{display:flex;width:100%;justify-content:center;gap:1rem;padding:.5rem 0;font-size:.9rem;overflow-x:auto;white-space:nowrap}.nav-actions{display:none}.section{padding:3rem 0}#about,#services,#news,#contact{min-height:auto;padding:4rem 0;display:block}.grid.two-cols{grid-template-columns:1fr;gap:2rem}.stats{grid-template-columns:repeat(2,1fr)}.cards,.news-list{grid-template-columns:1fr}.carousel-slide img{height:300px}.carousel-caption{padding:1rem;width:95%}.carousel-control{width:2.5rem;height:2.5rem;font-size:1.2rem}}@media(max-width:480px){.nav-links{flex-wrap:wrap;justify-content:center}.stats{grid-template-columns:1fr;gap:1rem;text-align:center}.carousel-slide img{height:240px}.carousel-caption h3{font-size:1.5rem}.section h2{font-size:1.75rem}}.business-card{border:none;background-color:transparent;background-size:cover;background-position:center;background-repeat:no-repeat;border-radius:.5rem;overflow:hidden;box-shadow:none;min-height:550px;position:relative;display:block;padding-bottom:0}.business-card .card-media{display:none}.business-card .card-content{padding:1rem;position:absolute;top:180px;left:.5rem;right:.5rem;bottom:1rem;background:transparent}.business-card .card-title{position:relative;z-index:2;color:var(--primary-color);margin-bottom:.5rem;font-size:1.25rem;text-align:center;font-weight:700}.business-card p{position:relative;z-index:2;font-size:.9rem;color:var(--text-secondary);line-height:1.6;text-align:justify}.partners-grid{display:grid;grid-template-columns:repeat(5,1fr);gap:1.5rem;justify-items:center}@media(max-width:1024px){.partners-grid{grid-template-columns:repeat(4,1fr)}}@media(max-width:768px){.partners-grid{grid-template-columns:repeat(3,1fr)}}@media(max-width:640px){.partners-grid{grid-template-columns:repeat(2,1fr)}}.partner-logo{background:#fff;border-radius:.75rem;padding:1rem;width:100%;height:90px;display:flex;align-items:center;justify-content:center;box-shadow:0 2px 8px #0000000a;transition:transform .2s,box-shadow .2s}.partner-logo:hover{transform:translateY(-2px);box-shadow:0 8px 16px #00000014}.partner-logo img{width:auto;height:auto;max-height:90%;max-width:95%;object-fit:contain;transition:all .3s}.partner-logo img[style]{display:block}.partner-logo:hover img{transform:scale(1.05)}.partners-grid-strategic .partner-logo{width:100%;height:90px;margin-left:0}@media(max-width:768px){.service-team-grid{grid-template-columns:1fr!important}.service-team-bottom .service-card{width:100%!important}}