/* Deep-blue corporate edition. No external dependencies. */
:root{--green:#075bff;--deep:#051e3f;--sage:#edf4fd;--moss:#577da9;--ink:#102d53;--paper:#fff;--line:#e1e9f4;--muted:#63758a;--white:#fff;--blue:#075bff;--navy:#062347}
body.site{background:#fff;color:var(--ink);font-family:"Microsoft YaHei","PingFang SC",Arial,sans-serif;-webkit-font-smoothing:antialiased}
.site h1,.site h2,.site h3{font-weight:650;letter-spacing:0}.site h2{font-size:34px}.site main p{line-height:1.9}.site .eyebrow{color:#4c78aa;letter-spacing:1.8px;font-size:11px;margin-bottom:13px}.site .header{height:82px;padding:0 6%;background:#fff;border-bottom:1px solid #e7edf5;box-shadow:0 3px 18px #06234705}.site .header .official-logo{width:151px;height:65px}.site .header nav{gap:30px;font-size:14px}.site .header nav a{padding:26px 0}.site .header nav a[aria-current]:after{bottom:17px;background:#075bff}.site .btn{border-radius:4px;min-height:47px;padding:11px 24px;background:#075bff;border-color:#075bff;box-shadow:0 5px 14px #0056ff12}.site .btn:hover{background:#0049d9}.site .btn.ivory{background:#075bff;color:#fff;border-color:#075bff}.site .btn.outline{background:transparent!important;color:#075bff!important}.site .line-link{color:#075bff;border-color:transparent;gap:20px;font-weight:500}.site .section{padding:76px 7%}.site .section-head{margin-bottom:32px;align-items:center}.site .section-head p{max-width:540px;margin-top:10px;font-size:15px}.site .section-head h2{line-height:1.4}.site .breadcrumb{padding-top:20px;padding-bottom:20px;background:#f9fbfe;color:#788da5}.site .page-hero{background:linear-gradient(110deg,#eef5ff,#f8fbff);padding:55px 7% 62px;border-bottom:1px solid #eaf0f8}.site .page-hero h1{font-size:46px;line-height:1.35}.site .page-hero>p{margin-top:17px}.site .hero{height:630px;min-height:560px;background:#051e3f}.site .hero-image{background-image:url('assets/city-aerial.webp');background-position:center 54%;opacity:.95}.site .hero-shade{background:linear-gradient(90deg,#031d3cfa 2%,#052544d9 30%,#082b5066 65%,#031d3c12),linear-gradient(0deg,#041c3ddb,transparent 40%)}.site .hero[data-slide="1"] .hero-image{background-image:url('assets/industrial-solar.webp');background-position:center 55%;transform:none}.site .hero[data-slide="2"] .hero-image{background-image:url('assets/office-night.webp');background-position:center 52%;transform:none}.site .hero .hero-copy{padding:94px 7% 0;max-width:1000px}.site .hero h1{font-size:61px;line-height:1.32;letter-spacing:1px;font-weight:700}.site .hero-copy .eyebrow{color:#98bae3;font-size:11px;letter-spacing:2px}.site .hero-copy p{color:#e3edfa;font-size:19px;line-height:1.8;margin-top:21px}.site .hero-actions{margin-top:31px}.site .quiet-link{color:#dbe9fa;border-color:#617d9f}.site .hero-bottom{bottom:28px}.site .hero-bottom .image-note{font-size:10px;color:#a9bdd7;letter-spacing:.5px}.site .hero-bottom>span:first-child{color:#bad1ec}.site .hero .period{color:#45a0ff}.site .carousel-controls>button{border-color:#617b9c;color:#fff}.site .carousel-dots button.active{background:#4e9bff}.site .carousel-controls{gap:13px}.site .scroll-down{display:none}
.site .home-solutions{grid-template-columns:repeat(5,minmax(0,1fr));gap:16px}.site .solution-card,.site .home-solutions .solution-card:nth-child(n){padding:0;background:#f3f7fd;border:1px solid #edf2f9;border-radius:5px;overflow:hidden;box-shadow:none}.site .solution-card:hover{box-shadow:0 12px 28px #123d7012;transform:translateY(-4px);border-color:#c7dcff}.site .product-card-image{margin:0;border:0;border-radius:0;aspect-ratio:1.65;background:#e8f0fb}.site .product-card-image img{object-fit:cover;width:100%;height:100%}.site .card-top{padding:18px 20px 0;margin-bottom:10px;color:#7994b6}.site .card-top>.icon{width:27px;height:27px;color:#075bff}.site .solution-card h3{padding:0 20px;font-size:20px;margin-bottom:8px;line-height:1.45}.site .solution-card p{padding:0 20px;color:#61768f;font-size:13px!important;line-height:1.8}.site .solution-card .line-link{margin:14px 20px 18px;font-size:12px;padding:0}.site .home-solutions .solution-card h3{font-size:18px}.site .home-solutions .solution-card:last-child{grid-column:auto}.site .solutions-grid{gap:30px;grid-template-columns:repeat(3,minmax(0,1fr))}.site .solutions-grid .solution-card h3{font-size:24px}.site .solutions-grid .solution-card p{font-size:14px!important;padding-bottom:8px}.site .solutions-grid .solution-card:last-child{grid-column:auto;max-width:none}.site .solutions-grid .product-card-image{aspect-ratio:1.65}.site .service-note{border:0;background:#f3f7fd;padding:35px;border-radius:6px}
.site .scene-section{padding-top:0}.scene-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:22px}.scene-card{position:relative;display:block;overflow:hidden}.scene-card>img{height:177px;border-radius:4px;transition:transform .35s;object-fit:cover}.scene-card:hover>img{transform:scale(1.025)}.scene-card>div{padding:18px 25px 0 0}.scene-card h3{font-size:20px}.site .scene-card p{font-size:13px;margin-top:7px}.scene-card>span{position:absolute;right:0;bottom:25px;color:#075bff;font-size:25px}.site .technology{background:#f4f8fd}.site .blue-tech .tech-split{grid-template-columns:1.1fr 1fr;gap:55px}.site .tech-split>img{mix-blend-mode:normal;border-radius:5px;box-shadow:0 15px 50px #06234712}.site .tech-points>div{border-color:#dce7f4;padding:17px 0}.site .tech-points>div>span{color:#075bff}.site .tech-points h3{font-size:20px;margin-bottom:6px}.site .tech-flow article{border-color:#d8e6f5}.site .tech-flow .icon{color:#075bff}.site .tech-flow h3{font-size:20px}.site .section-foot{border-color:#d7e4f4}.site .project-card{background:#fff;border:1px solid #e7eef7;border-radius:5px;overflow:hidden}.site .project-copy{padding:25px}.site .project-copy h3{font-size:22px}.site .photo-tag{background:#062347d9;color:#edf5ff;border:1px solid #ffffff22;border-radius:2px}.site .project-image{height:210px}.site .articles-grid{gap:25px}.site .article-card{background:#f6f9fd;border:0;border-radius:5px;padding:26px}.site .article-card h3{font-size:21px}.site .article-card:hover h3{color:#075bff}.site .about-section{background:#062347;color:white;border:none}.site .about-section .eyebrow{color:#80b1ee}.site .about-section p{color:#c5d8ed}.site .about-section .line-link{color:#70b5ff}.site .about-section .about-visual{background:linear-gradient(130deg,#0b3b72,#072647)}.site .about-section svg{opacity:.85}.site .contact-band{padding:52px 7%;background:linear-gradient(90deg,#052347f5,#072d55c9),url('assets/city-aerial.webp') center 55%/cover;color:white;gap:35px}.site .contact-band h2{font-size:31px;line-height:1.5}.site .contact-band p{color:#b7cce5;margin-bottom:18px}.site .contact-band .eyebrow{color:#91b4dd}.site footer{background:#041b37;color:#dce8f9;padding:42px 7% 24px}.site .footer-top{border-color:#29415f}.site .footer-top .brand-cn{font-size:26px}.site .footer-bottom{border-color:#29415f;color:#90a8c5;gap:20px;flex-wrap:wrap}.site .footer-bottom>div{flex-wrap:wrap}.site .footer-top a:hover{color:#69aaff}.site .to-top{background:#fff;border-color:#dbe7f6;color:#075bff;border-radius:4px}
/* Full-width photographic product hero. */
.site .photo-solution-hero{position:relative;display:flex;align-items:center;min-height:438px;padding:58px 7%;background:linear-gradient(90deg,#041f42f7 2%,#04234ce8 33%,#07254b70 65%,#082c481f),var(--solution-photo) center 55%/cover;color:#fff}.site .photo-solution-hero .solution-intro{max-width:650px;position:relative}.site .photo-solution-hero h1{font-size:50px;line-height:1.25;color:#fff;margin-bottom:16px}.site .photo-solution-hero h2{font-size:27px;color:#edf4fe;line-height:1.5;margin-bottom:15px}.site .photo-solution-hero p{max-width:570px;color:#c9daed;font-size:15px;margin-bottom:23px}.site .photo-solution-hero .eyebrow{color:#92b5e0}.hero-photo-credit{position:absolute;right:7%;bottom:18px;color:#cedced;font-size:10px}.site .detail-layout{padding-top:60px;padding-bottom:60px;gap:55px}.site .section-nav{border-color:#e0e9f6}.site .section-nav a{color:#58779b}.site .section-nav a:hover{color:#075bff}.site .detail-section{padding-bottom:42px;margin-bottom:40px;border-color:#e3ebf5}.site .detail-section h2{font-size:29px}.real-product-photo{margin:26px 0 0}.real-product-photo>img{width:100%;height:325px;object-fit:cover;border-radius:4px}.real-product-photo.screen-photo>img{height:auto;object-fit:contain;border:1px solid #e0e9f4}.real-product-photo figcaption{font-size:11px;color:#7a8ea8;display:flex;gap:12px;justify-content:space-between;margin-top:10px}.real-product-photo figcaption a{color:#557eaf;white-space:nowrap}.scenario-mini{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:17px;margin-top:25px}.scenario-mini img{height:130px;border-radius:3px;object-fit:cover}.scenario-mini h3{font-size:16px;margin-top:10px}.site .scope-rows article{background:#f5f8fd;border:0;padding:24px;margin-bottom:12px;border-radius:4px}.site .scope-rows article>.icon{color:#075bff}.site .scope-rows h3{font-size:20px}.site .focus-tags span{background:#eff5fd;color:#35629a;border-radius:3px}.site .process-grid{grid-template-columns:repeat(5,minmax(0,1fr));gap:14px}.site .process-grid>div{border-top:2px solid #d6e6ff;padding-top:14px}.site .process-grid span{color:#075bff}.site .process-grid h3{font-size:16px}.site .process-grid p{font-size:12px}.site .faq details{background:#f2f7fe;border:0;padding:12px 18px;margin-bottom:8px}.site .faq summary{color:#173b69}.site .faq summary span{color:#075bff}.site .related-case{background:#eff5fe;border-color:#dce9fa}.site .source-note{color:#7a8ba1}.site .filters button{border-color:#dce6f4;border-radius:3px}.site .filters button.active{background:#075bff;border-color:#075bff;color:white}.case-photo-banner{margin:0 7%}.case-photo-banner>img{width:100%;height:410px;object-fit:cover;border-radius:4px}.case-photo-banner>figcaption{display:flex;justify-content:space-between;gap:15px;font-size:11px;color:#788fa9;margin-top:12px}.site .case-facts{background:#f1f6fd;border-color:#deebfc}.site .case-heading{background:linear-gradient(120deg,#f2f7ff,#fff);padding-top:44px;padding-bottom:35px}.site .case-heading h1{font-size:45px}.site .case-heading-right{color:#557395}.site .about-photo{margin:0;height:470px}.site .about-photo img{object-position:center 46%}.site .about-photo figcaption{position:absolute;bottom:15px;right:7%;color:#dbe6f7;font-size:11px}.site .contact-form-panel{background:#f2f7fe;border:1px solid #e3edfa;border-radius:5px}.site input,.site textarea,.site select{border-color:#cbdcee;background:#fff;border-radius:3px}.site input:focus,.site textarea:focus,.site select:focus{outline:2px solid #7dadff;outline-offset:1px}.site .inquiry-preview{background:#fff;color:#173c69}.site dialog{background:#fff;border:1px solid #c9d9ef;border-radius:7px}.site dialog::backdrop{background:#00152cb3}.site .copy-status{color:#075bff}.site .architecture-info,.site .technical-diagram{background:#edf5ff}.site .arch-tab.active{background:#075bff;color:#fff}.site .error-actions{padding-top:35px}.image-credits{max-width:1120px;margin:auto;padding:50px 7% 80px}.image-credits h1{font-size:40px}.image-credits>p{margin:20px 0 35px}.credit-row{display:grid;grid-template-columns:180px 1fr;gap:28px;padding:25px 0;border-top:1px solid #e1eaf6}.credit-row img{height:120px;object-fit:cover;border-radius:4px}.credit-row h2{font-size:21px!important;margin-bottom:8px}.credit-row p,.credit-row a{font-size:13px!important;overflow-wrap:anywhere}.credit-row a{color:#075bff;text-decoration:underline}.credit-row .credit-links{display:flex;gap:20px;margin-top:8px}
@media(min-width:1550px){.site .section,.site .contact-page{padding-left:max(7%,calc((100vw - 1380px)/2));padding-right:max(7%,calc((100vw - 1380px)/2))}.site .hero{height:680px}}
@media(max-width:1100px){.site .header nav{gap:17px;font-size:12px}.site .header{padding:0 5%}.site .header .official-logo{width:125px}.site .home-solutions{grid-template-columns:repeat(3,minmax(0,1fr));gap:18px}.site .solutions-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.site .hero h1{font-size:54px}.scene-grid{gap:16px}.scene-card>img{height:148px}.scene-card h3{font-size:18px}.site .process-grid{grid-template-columns:repeat(3,minmax(0,1fr))}.site .detail-layout{gap:30px}.site .blue-tech .tech-split{gap:30px}.site .photo-solution-hero{background-position:center,right center}}
@media(max-width:800px){.site .header{height:72px;padding:0 6%}.site .header .official-logo{width:123px;height:53px}.site .header nav{background:#fff;top:72px;font-size:15px;border-bottom:1px solid #dce7f4}.site .header nav a{padding:12px 0}.site .header nav a[aria-current]:after{bottom:4px}.site .menu{color:#163c6b;border-color:#d9e5f5;background:#fff}.site .section{padding:48px 6%}.site .scene-section{padding-top:0}.site .section-head{margin-bottom:24px;align-items:start;gap:20px}.site .section-head h2{font-size:27px}.site .section-head p{font-size:14px}.site .hero{height:590px;min-height:590px}.site .hero .hero-copy{padding:65px 6% 0}.site .hero h1{font-size:44px;line-height:1.4;letter-spacing:0}.site .hero-copy p{font-size:16px}.site .hero-shade{background:linear-gradient(90deg,#031d3ce8,#052b5190),linear-gradient(0deg,#031d3cbb,transparent)}.site .hero .eyebrow{font-size:9px;letter-spacing:1px}.site .hero-actions{gap:22px}.site .hero-actions .btn{padding:12px 17px;font-size:13px;gap:14px}.site .hero-bottom{left:6%;right:6%;bottom:24px;gap:18px}.site .hero-bottom .image-note{font-size:9px}.site .home-solutions{grid-template-columns:repeat(2,minmax(0,1fr));gap:13px}.site .home-solutions .solution-card:nth-child(n+5){grid-column:1/-1;display:grid;grid-template-columns:1fr 1fr;column-gap:0}.site .home-solutions .solution-card:nth-child(n+5) .product-card-image{grid-column:1;grid-row:1/5;aspect-ratio:auto;height:100%;min-height:180px}.site .home-solutions .solution-card:nth-child(n+5) .card-top{grid-column:2;grid-row:1}.site .home-solutions .solution-card:nth-child(n+5) h3{grid-column:2;grid-row:2}.site .home-solutions .solution-card:nth-child(n+5) p{grid-column:2;grid-row:3}.site .home-solutions .solution-card:nth-child(n+5) .line-link{grid-column:2;grid-row:4}.site .card-top{padding:13px 14px 0;margin-bottom:7px}.site .card-top>span{font-size:11px}.site .card-top>.icon{width:23px;height:23px}.site .solution-card h3,.site .home-solutions .solution-card h3{padding:0 14px;font-size:18px}.site .solution-card p{padding:0 14px;font-size:12px!important}.site .solution-card .line-link{margin:12px 14px 15px;font-size:11px}.site .solutions-grid{grid-template-columns:1fr;gap:23px}.site .solutions-grid .solution-card h3{padding:0 20px;font-size:23px}.site .solutions-grid .solution-card p{padding:0 20px}.site .solutions-grid .card-top{padding:18px 20px 0}.site .solutions-grid .line-link{margin-left:20px}.site .scene-grid{grid-template-columns:1fr 1fr;gap:24px 14px}.scene-card>img{height:120px}.scene-card>div{padding-top:11px;padding-right:0}.scene-card h3{font-size:18px}.site .scene-card p{font-size:12px}.scene-card>span{display:none}.site .blue-tech .tech-split{grid-template-columns:1fr;gap:24px}.site .project-image{height:210px}.site .projects-grid,.site .projects-grid.two{grid-template-columns:1fr}.site .project-copy{padding:22px}.site .contact-band{padding:37px 6%;gap:24px}.site .contact-band h2{font-size:26px}.site .contact-band>div>p{font-size:14px}.site footer{padding:34px 6% 24px}.site .footer-bottom{font-size:10px}.site .footer-bottom>div{gap:15px}.site .footer-top{gap:25px}.site .footer-top>div{gap:13px;flex-wrap:wrap}.site .breadcrumb{padding:16px 6%;font-size:10px}.site .page-hero{padding:38px 6% 43px}.site .page-hero h1{font-size:34px}.site .page-hero>p{font-size:15px!important}.site .photo-solution-hero{min-height:440px;padding:43px 6% 53px;display:block;background:linear-gradient(90deg,#041f42ed,#052951a6),var(--solution-photo) center/cover}.site .photo-solution-hero h1{font-size:38px}.site .photo-solution-hero h2{font-size:23px}.site .photo-solution-hero p{font-size:14px;color:#d7e5f5}.hero-photo-credit{right:6%;font-size:9px;bottom:14px}.site .detail-layout{padding-top:28px;padding-bottom:45px}.site .detail-section{margin-bottom:30px;padding-bottom:30px}.site .detail-section h2{font-size:25px}.site .section-nav{padding:16px 0;margin-bottom:23px;gap:15px;flex-wrap:wrap}.site .section-nav a{font-size:11px;white-space:nowrap}.real-product-photo>img{height:225px}.real-product-photo figcaption{font-size:10px;flex-wrap:wrap;gap:6px}.scenario-mini{grid-template-columns:1fr 1fr;gap:18px 13px}.scenario-mini img{height:106px}.scenario-mini h3{font-size:15px}.scenario-mini>a:last-child{grid-column:1/-1}.scenario-mini>a:last-child img{height:150px}.site .scope-rows article{padding:20px 15px;gap:12px}.site .scope-rows h3{font-size:18px}.site .process-grid{grid-template-columns:1fr 1fr;gap:20px}.site .faq summary{font-size:14px}.site .case-heading{padding:35px 6%}.site .case-heading h1{font-size:33px}.case-photo-banner{margin:0 6%}.case-photo-banner>img{height:225px}.case-photo-banner>figcaption{font-size:10px;flex-wrap:wrap}.site .about-photo{height:290px}.site .about-story{gap:25px}.site .image-credits{padding:35px 6% 50px}.image-credits h1{font-size:32px}.credit-row{grid-template-columns:1fr;gap:18px}.credit-row img{height:185px}.site .contact-form-panel{padding:24px 18px}.site .service-note{padding:25px}.site .technology .arch-tab{padding:12px 8px}.site .technical-diagram{overflow:hidden}}
@media(prefers-reduced-motion:reduce){.site *{scroll-behavior:auto!important;transition:none!important}}

/* Brand-image refinement: calm panoramic park, deep-blue atmosphere. */
.site .hero .hero-image,.site .hero[data-slide="1"] .hero-image,.site .hero[data-slide="2"] .hero-image{background-image:url('assets/home-algorithm.webp');background-position:center 56%;transform:none;opacity:1}
.site .hero-shade{background:linear-gradient(90deg,rgba(3,27,59,.95) 0%,rgba(4,32,66,.80) 32%,rgba(5,33,63,.24) 73%,rgba(6,33,57,.12)),linear-gradient(0deg,rgba(3,24,51,.52),transparent 50%)}
.site .about-photo img{object-position:center 56%}
.site .about-photo:after{content:"";position:absolute;inset:0;background:linear-gradient(0deg,rgba(4,30,61,.54),rgba(8,45,83,.08) 60%);pointer-events:none}
.site .about-photo figcaption{z-index:1;color:#fff}
@media(max-width:800px){.site .hero .hero-image,.site .hero[data-slide="1"] .hero-image,.site .hero[data-slide="2"] .hero-image{background-position:60% center}.site .hero-shade{background:linear-gradient(90deg,rgba(3,27,59,.88),rgba(4,32,66,.56)),linear-gradient(0deg,rgba(3,24,51,.48),transparent 50%)}.site .about-photo img{object-position:59% center}}

/* Keep detail gutters independent of viewport width after the container is capped. */
.site .detail-layout{width:86%;max-width:1380px;margin-left:auto;margin-right:auto;padding:60px 0;grid-template-columns:180px minmax(0,1fr);gap:55px}
.site .detail-content{min-width:0;width:100%}
.site .photo-solution-hero .solution-intro{flex:0 1 650px;min-width:0;width:100%}
@media(max-width:1100px){.site .detail-layout{grid-template-columns:150px minmax(0,1fr);gap:30px}}
@media(max-width:800px){.site .detail-layout{width:88%;display:block;padding:28px 0 45px}.site .photo-solution-hero .solution-intro{width:auto}}

/* Case photographs keep an editorial landscape frame on large monitors. */
.site .case-photo-banner{width:86%;max-width:1380px;margin-left:auto;margin-right:auto}
.site .case-photo-banner>img{height:auto;aspect-ratio:2.35;object-fit:cover}
.site .case-photo-banner>img[src$="park-energy.webp"]{object-position:center 65%}
.site .case-photo-banner>img[src$="regional-renewables.webp"]{object-position:center 31%}
.site .project-image img[src$="regional-renewables.webp"]{object-position:center 30%}
@media(max-width:800px){.site .case-photo-banner{width:88%}.site .case-photo-banner>img{aspect-ratio:1.55}}
@media(max-width:800px){.site .detail-layout .section-nav{margin-left:0;margin-right:0;width:100%;max-width:100%;padding-left:0;padding-right:0}}

/* Improve navigation and brand-signature legibility. */
.site .header nav{font-size:18px;font-weight:500;gap:28px}
.site .hero-bottom>span:first-child{font-size:24px;line-height:1.65;font-weight:600;letter-spacing:3px;color:#e4efff}
.site .hero-bottom>span:first-child small{display:inline-block;font-size:17px;font-weight:400;letter-spacing:1.5px;opacity:1;color:#c8dbf2}
@media(max-width:1100px){.site .header nav{font-size:16px;gap:16px}.site .header-contact{display:none}}
@media(max-width:800px){.site .header nav a{font-size:17px}.site .hero-bottom>span:first-child{font-size:19px;letter-spacing:2px}.site .hero-bottom>span:first-child small{font-size:14px;letter-spacing:1px}}

.site .section-nav .eyebrow{font-size:15px;letter-spacing:1px;font-weight:600;margin-bottom:14px}
.site .section-nav a{font-size:17px;line-height:1.6;padding:13px 18px;min-height:48px}
@media(max-width:1100px){.site .section-nav a{font-size:16px;padding:12px}}
@media(max-width:800px){.site .section-nav a{font-size:15px;padding:10px 12px;min-height:44px}}

.solution-explainer{font-size:16px;line-height:2;margin:22px 0 28px;max-width:960px}
.solution-capabilities{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:22px;margin-top:28px}
.solution-capabilities article{padding:24px;background:#f2f6fc;border-top:2px solid #2472ed}
.solution-capabilities h3,.delivery-summary h3{font-size:19px;margin-bottom:12px}
.solution-capabilities p,.delivery-summary p{font-size:14px;line-height:1.95}
.delivery-summary{padding:26px 30px;background:#f2f6fc;margin-top:30px;border-left:3px solid #2472ed}
@media(max-width:800px){.solution-capabilities{grid-template-columns:1fr;gap:14px}.solution-explainer{font-size:15px}.delivery-summary{padding:22px}.solution-capabilities article{padding:22px}}

/* Readable page-location navigation and uncropped project photograph. */
.site .breadcrumb{font-size:16px;line-height:1.7;color:#45617f;gap:14px}
.site .breadcrumb a{color:#315a86}
.site .breadcrumb a:hover{color:#075bff;text-decoration:underline;text-underline-offset:4px}
.site .case-photo-banner.weifang-cooperation{max-width:1040px;margin:32px auto 0}
.site .case-photo-banner.weifang-cooperation>img{width:100%;height:auto;aspect-ratio:auto;object-fit:contain}
.site .project-image:has(img[src$="weifang-cooperation.webp"]){background:#092847}
.site .project-image img[src$="weifang-cooperation.webp"]{object-fit:contain;object-position:center}
@media(max-width:800px){.site .breadcrumb{font-size:14px;gap:10px;padding-top:16px;padding-bottom:16px}.site .case-photo-banner.weifang-cooperation{margin-top:20px}}

/* Energy, algorithms and trading themed cooperation banner. */
.site .contact-band{background:linear-gradient(90deg,#031a35a8 0%,#031a3530 46%,#031a3540 70%,#031a3590 100%),url('assets/energy-algorithm-market.webp') center 55%/cover}
.site .tech-split>img[src$="energy-algorithm-loop.webp"]{height:auto;aspect-ratio:16/9;object-fit:contain;background:#051c3a}
@media(max-width:800px){.site .contact-band{background-position:center,57% center}}

.site .themed-page-hero{min-height:350px;display:flex;flex-direction:column;justify-content:center;background:linear-gradient(90deg,#031c3899 0%,#031c3830 56%,#031c3810),var(--page-hero-image) center/cover;padding:58px 7%;color:#fff}
.site .themed-page-hero h1{color:#fff;max-width:740px;text-shadow:0 2px 16px #00102366}
.site .themed-page-hero .eyebrow{color:#a8d2ff}
.site .themed-page-hero p{color:#d9e8f8;max-width:650px;line-height:1.9}
.site footer .brand{position:relative;width:max-content;padding-left:20px;gap:11px}
.site footer .brand:before{content:"";position:absolute;left:0;top:5px;bottom:3px;width:3px;background:linear-gradient(#64e1ed,#2472ff);box-shadow:0 0 12px #2472ff66}
.site footer .brand-cn{font-size:34px;line-height:1.25;font-weight:700;letter-spacing:4px;color:#f3f8ff}
.site footer .brand-tag{font-size:17px;line-height:1.5;letter-spacing:1.4px;font-weight:500;margin:0;color:#bddfff}
.site .architecture-image-link{display:block;min-width:0;border-radius:12px;overflow:hidden;box-shadow:0 12px 36px #08295018}
.site .architecture-image-link img{width:100%;height:auto;aspect-ratio:auto;object-fit:contain}
@media(max-width:800px){.site .themed-page-hero{min-height:350px;padding:45px 6%;background:linear-gradient(90deg,#031c38e6,#031c3899),var(--page-hero-image) 65% center/cover}.site .themed-page-hero h1{font-size:34px;line-height:1.45}.site .themed-page-hero p{font-size:14px}.site footer .brand-cn{font-size:30px}.site footer .brand-tag{font-size:16px;letter-spacing:1px}}

/* 文档1：首页轮播与协同示意图 */
.site .hero[data-slide="0"] .hero-image{background-image:url("assets/home-algorithm.webp");background-position:center;transform:none;opacity:1}
.site .hero[data-slide="1"] .hero-image{background-image:url("assets/home-synergy.webp");background-position:center;transform:none;opacity:1}
.site .hero[data-slide="2"] .hero-image{background-image:url("assets/home-operation.webp");background-position:center;transform:none;opacity:1}
.site .hero .hero-shade{background:linear-gradient(90deg,rgba(2,18,40,.35),rgba(2,18,40,.08) 65%,transparent)}
.site .technical-diagram .synergy-image-link{display:block;width:100%;border-radius:12px;overflow:hidden;background:#061c37}.site .technical-diagram .synergy-image-link img{display:block;width:100%;height:auto;max-height:none;object-fit:contain}
@media(max-width:800px){.site .hero[data-slide] .hero-image{background-position:62% center}.site .hero .hero-shade{background:linear-gradient(90deg,rgba(2,18,40,.85),rgba(2,18,40,.28)),linear-gradient(0deg,rgba(2,18,40,.45),transparent 70%)}}

/* R12: clear Chinese typography and readable navigation */
.site{font-family:"Microsoft YaHei","PingFang SC","Noto Sans CJK SC","Source Han Sans SC",Arial,sans-serif}
.site button,.site input,.site select,.site textarea{font-family:inherit}
.site main p,.site .section-head p,.site .project-copy p,.site .about-copy p,.site .scope-rows p,.site .architecture-info p{font-size:17px;line-height:1.85}
.site .themed-page-hero p,.site .page-hero>p,.site .solution-hero p{font-size:20px;line-height:1.8;max-width:780px}
.site .case-heading-right p{font-size:17px}
.site .section-head h2{font-size:36px;font-weight:700;line-height:1.45;letter-spacing:.2px}
.site .section-head h2:after{content:"";display:block;width:48px;height:3px;margin-top:17px;background:linear-gradient(90deg,#075bff,#45b5ed)}
.site .themed-page-hero h1{font-weight:700;line-height:1.35;letter-spacing:.5px;max-width:1000px}
.site .filters{display:flex;flex-wrap:wrap;gap:12px;margin-bottom:30px}
.site .filters button{font-size:18px;font-weight:500;line-height:1.5;min-height:52px;padding:12px 24px;border:1px solid #c7d8ed;border-radius:6px;color:#173958;background:#fff}
.site .filters button.active{color:#fff;background:#075bff;border-color:#075bff;box-shadow:0 5px 14px #075bff24}
.site .architecture-tabs{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:12px;border:0}
.site .arch-tab{font-size:18px;font-weight:600;line-height:1.5;padding:17px 12px;min-height:62px;border:1px solid #c7d8ed;border-radius:6px;background:#fff;color:#173958}
.site .arch-tab.active{color:#fff;background:#075bff;border-color:#075bff;box-shadow:0 5px 14px #075bff24}
.site .architecture-info{border-left:3px solid #075bff;border-radius:6px;background:#edf4fc;padding:32px 36px;gap:32px}
.site .architecture-info h3{font-size:25px;font-weight:700;line-height:1.5}
.site .architecture-info>span{color:#2362a8;font-size:58px;flex-shrink:0}
.site .filters button:focus-visible,.site .arch-tab:focus-visible{outline:3px solid #4289e9;outline-offset:3px}
.site .audience-section{background:#f4f8fd}
.site .audience-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px}
.site .audience-card{display:block;background:#fff;border:1px solid #d9e5f2;border-radius:8px;padding:30px;transition:border-color .2s}
.site .audience-card:hover{border-color:#075bff}
.site .audience-card>span{font-size:15px;font-weight:600;color:#2865ab}
.site .audience-card h3{font-size:23px;line-height:1.5;margin:18px 0 12px}
.site .audience-card strong{display:block;font-size:16px;color:#075bff;margin-top:24px}
.site .related-proof{background:#f4f8fd;border-top:1px solid #dbe7f4}
.site .related-proof p{margin:16px 0}.site .related-proof h2{max-width:1000px}
@media(max-width:800px){
.site main p,.site .section-head p,.site .project-copy p,.site .about-copy p,.site .scope-rows p,.site .architecture-info p{font-size:16px;line-height:1.85}
.site .themed-page-hero p,.site .page-hero>p,.site .solution-hero p{font-size:17px;line-height:1.8}
.site .hero-copy p{font-size:17px}.site .hero .hero-copy{padding-top:55px}
.site .section-head h2{font-size:28px}.site .section-head h2:after{margin-top:13px}
.site .filters{gap:9px}.site .filters button{font-size:16px;min-height:46px;padding:10px 16px}
.site .architecture-tabs{grid-template-columns:repeat(2,minmax(0,1fr));gap:10px}
.site .arch-tab{font-size:16px;padding:14px 8px;min-height:54px}
.site .architecture-info{padding:24px 18px;gap:18px;align-items:flex-start}
.site .architecture-info h3{font-size:21px}.site .architecture-info>span{font-size:38px}
.site .audience-grid{grid-template-columns:1fr;gap:16px}.site .audience-card{padding:24px}
.site .audience-card h3{font-size:22px}
}

/* R13: readable category labels on project and technical cards */
.site .project-copy>.eyebrow,.site .article-card>.eyebrow{display:block;font-size:17px;font-weight:600;line-height:1.6;letter-spacing:.5px;color:#2864a4;margin-bottom:14px}
@media(max-width:800px){.site .project-copy>.eyebrow,.site .article-card>.eyebrow{font-size:16px;letter-spacing:.3px;margin-bottom:12px}}

/* R14: consistent section labels across all pages */
.site .eyebrow,.site .hero .eyebrow,.site .hero-copy .eyebrow{font-size:16px;font-weight:700;line-height:1.6;letter-spacing:1.2px;margin-bottom:16px;max-width:100%;overflow-wrap:break-word}
.site .project-copy>.eyebrow,.site .article-card>.eyebrow{font-size:17px;font-weight:600;letter-spacing:.5px;margin-bottom:14px}
@media(max-width:800px){
.site .eyebrow,.site .hero .eyebrow,.site .hero-copy .eyebrow{font-size:14px;line-height:1.6;letter-spacing:.8px;margin-bottom:14px}
.site .project-copy>.eyebrow,.site .article-card>.eyebrow{font-size:16px;letter-spacing:.3px;margin-bottom:12px}
}
.site .section-nav .eyebrow{font-size:16px;font-weight:700}@media(max-width:800px){.site .section-nav .eyebrow{font-size:14px}}

/* V4 supplied planning maps and ceremony photo */
.site .case-photo-banner.park-plan-figure{display:block;max-width:1280px;width:calc(100% - 48px);margin:36px auto 0;padding:24px;background:#fff;border:1px solid #dbe5f1;border-radius:10px;box-shadow:0 10px 32px #0829500b}
.site .park-plan-figure img{display:block;width:100%;height:auto;max-height:none;object-fit:contain}
.site .park-plan-figure figcaption{font-size:16px;margin-top:18px;line-height:1.6}
.site .case-photo-banner.weifang-cooperation{max-width:1100px;width:calc(100% - 48px);margin:36px auto 0}
.site .project-image img[src$="weifang-signing-v4.webp"]{object-fit:contain;background:#092847}
.site .page-home #solutions .home-solutions,.site.page-home #solutions .home-solutions{grid-template-columns:repeat(3,minmax(0,1fr))}
@media(max-width:800px){.site.page-home #solutions .home-solutions{grid-template-columns:repeat(2,minmax(0,1fr))}.site .case-photo-banner.park-plan-figure{padding:10px;width:calc(100% - 32px)}.site .park-plan-figure figcaption{font-size:14px}}