.hp-prototype{--ink:#202122;--muted:#666b70;--line:#dcdfe1;--soft:#f3f4f5;--green:#c73331;--accent:#fafafa;background:#fff;color:var(--ink)}
.hp-prototype .site-header{height:82px;background:#fff;border-bottom:0}
.hp-prototype .brand-mark{background:#202122;border-radius:0}.hp-prototype .brand-mark span{color:#fff}.hp-prototype .brand small{font-size:10px}.hp-prototype .btn-primary{background:#c73331;border-radius:0}.hp-prototype .nav a[aria-current=page]:after{background:#c73331}.hp-prototype .site-footer{background:#202122}.hp-prototype .mobile-cta>a:last-child{background:#c73331;border-color:#c73331}
.hp-kicker{font-size:12px;line-height:1.6;font-weight:600;color:var(--muted);margin:0 0 18px}
.hp-hero{height:620px;max-height:calc(100svh - 162px);min-height:470px;position:relative;isolation:isolate;overflow:hidden;background:#dce5ee}
.hp-hero picture,.hp-hero picture>img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;object-position:center 52%;z-index:0}
.hp-hero:before{content:"";position:absolute;inset:0;background:linear-gradient(90deg,#eef4f9f2 0%,#eef4f9b8 33%,#eef4f910 66%);z-index:1}
.hp-hero-content{position:relative;z-index:2}.hp-image-credit{z-index:2}
.hp-hero-content{max-width:1256px;padding:42px 28px 0;margin:auto}.hp-hero .hp-kicker{color:#313a43;margin-bottom:18px}.hp-hero h1{font-size:66px;font-weight:700;margin:0 0 8px;line-height:1.2;color:#1c252c}.hp-hero-title{font-size:30px;font-weight:600;color:#1c252c;margin-bottom:16px}.hp-hero-description{font-size:15px;line-height:1.85;color:#303c46;margin-bottom:22px}.hp-hero-actions{display:flex;gap:24px;align-items:center;flex-wrap:wrap}.hp-image-credit{position:absolute;right:28px;bottom:18px;padding:4px 8px;background:#ffffffde;color:#3a4146;font-size:10px}
.hp-action{display:inline-flex;justify-content:space-between;align-items:center;gap:18px;font-size:13px;font-weight:600;min-height:44px;line-height:1.5;padding:8px 0;color:var(--ink)}.hp-action .icon{width:18px;height:18px}.hp-action:hover{text-decoration:underline;text-underline-offset:5px}.hp-solid{background:#c73331;color:#fff;padding:13px 22px;min-height:46px}.hp-solid .icon{filter:invert(1)}.hp-solid:hover{background:#ae2826;text-decoration:none}
.hp-paths{display:grid;grid-template-columns:1fr 1fr;padding:0 max(28px,calc((100% - 1200px)/2));border-bottom:1px solid var(--line);background:#fff}.hp-paths>a{position:relative;padding:27px 56px 29px 0;display:flex;flex-direction:column;gap:8px;min-width:0}.hp-paths>a+a{padding-left:42px;border-left:1px solid var(--line)}.hp-paths .hp-kicker{margin:0;color:#c73331;font-size:11px}.hp-paths strong{font-size:20px;line-height:1.5;font-weight:600}.hp-paths>a>span:last-of-type{font-size:12px;color:var(--muted)}.hp-paths .icon{position:absolute;right:28px;top:57px}.hp-paths>a:hover strong{color:#c73331}
.hp-section{padding:90px max(28px,calc((100% - 1200px)/2));margin:0;width:100%}.hp-section-head{display:flex;justify-content:space-between;align-items:flex-end;gap:45px;margin-bottom:44px}.hp-section-head h2{font-size:36px;line-height:1.45;margin:0;font-weight:600}.hp-section-head>div:last-child>p,.hp-section-head>p{font-size:14px;margin:0 0 8px}.hp-section-head .hp-kicker{font-size:11px;margin-bottom:14px;color:#c73331}.hp-section-head>div:last-child>.hp-action{padding-bottom:0}
.hp-feature-project{display:grid;grid-template-columns:minmax(0,1.4fr) minmax(0,1fr);gap:65px;align-items:center}.hp-feature-photo{position:relative;display:block;aspect-ratio:1.5;overflow:hidden;background:#ecefed}.hp-feature-photo>img{height:100%;width:100%;object-fit:cover}.hp-feature-photo>span{position:absolute;bottom:18px;left:18px;padding:4px 9px;background:white;font-size:10px}.hp-feature-copy h3{font-size:27px;margin-bottom:18px}.hp-feature-copy>p:not(.hp-kicker){font-size:14px;line-height:1.9}.hp-feature-copy ul{list-style:none;margin:24px 0;padding:0;border-top:1px solid var(--line)}.hp-feature-copy li{font-size:13px;border-bottom:1px solid var(--line);padding:10px 0}.hp-feature-copy .hp-action{color:#c73331}
.hp-project-secondary{display:grid;grid-template-columns:1fr 1fr;gap:40px;margin-top:40px}.hp-project-secondary>a{display:grid;grid-template-columns:160px minmax(0,1fr);gap:24px;padding-top:26px;border-top:1px solid var(--line);align-items:start}.hp-project-secondary img{width:160px;height:140px;object-fit:cover}.hp-project-secondary h3{font-size:17px;line-height:1.6;margin-bottom:10px;display:flex;gap:12px;justify-content:space-between}.hp-project-secondary h3 .icon{width:17px;height:17px;margin-top:4px}.hp-project-secondary p{font-size:12px;margin-bottom:0}.hp-project-secondary .hp-kicker{font-size:10px;margin-bottom:8px}
.hp-industries{background:#f3f4f5}.hp-industry-tabs{display:flex;border-bottom:1px solid #cbd0d3;gap:34px}.hp-industry-tabs button{border:0;background:transparent;padding:14px 0;position:relative;font-size:15px;color:var(--muted);min-height:50px}.hp-industry-tabs button[aria-selected=true]{color:var(--ink);font-weight:600}.hp-industry-tabs button[aria-selected=true]:after{content:"";height:3px;background:#c73331;position:absolute;bottom:-1px;left:0;right:0}.hp-industry-panel{display:grid;grid-template-columns:1fr 1fr;gap:0 56px;min-height:248px}.hp-industry-panel>a{display:flex;gap:20px;align-items:flex-start;border-bottom:1px solid #d6dadd;padding:25px 0}.hp-row-number{font-size:11px;color:#c73331;min-width:22px;margin-top:5px}.hp-industry-panel h3{font-size:20px;margin-bottom:7px}.hp-industry-panel p{font-size:12px;line-height:1.9;margin:0}.hp-industry-panel>a>div{flex:1;min-width:0}.hp-industry-panel>a>.icon{margin-top:5px;width:18px;height:18px}
.hp-delivery-grid{display:grid;grid-template-columns:1fr 1fr 1fr;gap:44px}.hp-delivery-grid article{border-top:1px solid var(--line);padding-top:24px}.hp-delivery-grid article>span{font-size:13px;color:#c73331;display:block;margin-bottom:32px}.hp-delivery-grid h3{font-size:22px}.hp-delivery-grid p{font-size:14px;line-height:1.9;margin-bottom:0}.hp-service-links{display:flex;align-items:center;gap:12px 26px;flex-wrap:wrap;margin-top:44px;padding-top:24px;border-top:1px solid var(--line)}.hp-service-links>span{font-size:12px;color:var(--muted);margin-right:14px}.hp-service-links .hp-action{font-size:12px;gap:8px}
.hp-journal{padding-top:30px}.hp-news-row{display:grid;grid-template-columns:110px minmax(0,1fr) 110px 20px;gap:28px;align-items:center;padding:24px 0;border-top:1px solid var(--line)}.hp-news-row:last-child{border-bottom:1px solid var(--line)}.hp-news-row>span{font-size:11px;color:#c73331}.hp-news-row h3{font-size:17px;line-height:1.7;margin-bottom:6px}.hp-news-row p{font-size:11px;margin:0}.hp-news-row time{font-size:11px;color:var(--muted);text-align:right}.hp-news-row:hover h3{color:#c73331}
.hp-contact{background:#242627;color:#fff;position:relative;display:grid;grid-template-columns:1fr 1fr;gap:0 50px}.hp-contact>.hp-kicker{grid-column:1/-1;color:#b5bdc2}.hp-contact h2{font-size:42px;line-height:1.5;margin:0}.hp-contact>div{align-self:end}.hp-contact>div>p{color:#c2c8cd;font-size:14px}.hp-contact-phone{display:inline-block;margin-left:25px;color:#fff;font-size:18px}.hp-prototype .site-footer{border-top:1px solid #ffffff26}
@media(min-width:1680px){.hp-hero{height:660px;max-height:calc(100svh - 182px)}.hp-hero-content{padding-top:55px}.hp-hero h1{font-size:72px}}
@media(max-width:1000px){.hp-prototype .site-header{height:76px}.hp-section{padding-top:65px;padding-bottom:65px}.hp-section-head h2{font-size:31px}.hp-feature-project{gap:30px;grid-template-columns:1.2fr 1fr}.hp-feature-copy h3{font-size:23px}.hp-project-secondary>a{grid-template-columns:110px minmax(0,1fr);gap:16px}.hp-project-secondary img{width:110px;height:120px}.hp-project-secondary{gap:24px}.hp-delivery-grid{gap:26px}.hp-paths strong{font-size:17px}.hp-paths>a+a{padding-left:28px}}
@media(max-width:760px){.hp-prototype .site-header{height:70px}.hp-hero{min-height:0;height:560px;max-height:calc(100svh - 142px)}.hp-hero-content{padding:34px 20px 0}.hp-hero h1{font-size:46px}.hp-hero-title{font-size:22px;margin-top:12px}.hp-hero-description{font-size:13px;max-width:320px}.hp-hero .hp-kicker{font-size:10px}.hp-hero-actions{gap:9px 18px}.hp-hero-actions .hp-action{font-size:11px;gap:10px}.hp-hero-actions .hp-solid{padding:12px 16px}.hp-hero picture>img{object-position:57% center}.hp-hero:before{background:linear-gradient(180deg,#f3f7fbd9,transparent 80%)}.hp-image-credit{font-size:8px;right:12px;bottom:12px}.hp-paths{grid-template-columns:1fr;padding:0 20px}.hp-paths>a,.hp-paths>a+a{padding:22px 38px 22px 0;border-left:0;min-height:126px}.hp-paths>a+a{border-top:1px solid var(--line)}.hp-paths strong{font-size:17px}.hp-paths .icon{right:0;top:50px}.hp-paths>a>span:last-of-type{font-size:11px}.hp-section{padding:52px 20px}.hp-section-head{align-items:flex-start;gap:20px;margin-bottom:28px;flex-wrap:wrap}.hp-section-head h2{font-size:29px}.hp-section-head>div:last-child>p,.hp-section-head>p{font-size:12px}.hp-section-head .hp-kicker{font-size:10px;margin-bottom:12px}.hp-feature-project{grid-template-columns:1fr;gap:26px}.hp-feature-copy h3{font-size:23px}.hp-feature-copy>p:not(.hp-kicker){font-size:13px}.hp-feature-copy ul{margin:18px 0 10px}.hp-project-secondary{grid-template-columns:1fr;gap:0;margin-top:26px}.hp-project-secondary>a{padding:22px 0;grid-template-columns:106px minmax(0,1fr);gap:17px}.hp-project-secondary img{width:106px;height:110px}.hp-project-secondary h3{font-size:15px;margin-bottom:7px}.hp-project-secondary p{font-size:11px}.hp-industry-tabs{gap:22px}.hp-industry-tabs button{font-size:12px;white-space:nowrap}.hp-industry-panel{grid-template-columns:1fr;min-height:430px}.hp-industry-panel>a{padding:21px 0;gap:14px}.hp-industry-panel h3{font-size:18px}.hp-industry-panel p{font-size:12px}.hp-delivery-grid{grid-template-columns:1fr;gap:26px}.hp-delivery-grid article>span{margin-bottom:15px}.hp-delivery-grid h3{font-size:20px;margin-bottom:12px}.hp-delivery-grid p{font-size:13px}.hp-service-links{gap:5px 22px}.hp-service-links>span{width:100%}.hp-service-links .hp-action{font-size:11px}.hp-news-row{grid-template-columns:minmax(0,1fr) 20px;gap:8px 18px;padding:22px 0}.hp-news-row>span{grid-column:1;font-size:10px}.hp-news-row>div{grid-column:1;grid-row:2}.hp-news-row>time{grid-column:1;grid-row:3;text-align:left;font-size:10px}.hp-news-row>.icon{grid-column:2;grid-row:2}.hp-news-row h3{font-size:16px}.hp-contact{grid-template-columns:1fr;gap:24px}.hp-contact h2{font-size:32px}.hp-contact>.hp-kicker{margin:0}.hp-contact>div>p{font-size:12px}.hp-contact-phone{font-size:16px;margin-left:18px}.hp-prototype .nav{top:69px}}
@media(max-width:360px){.hp-industry-tabs{gap:14px}.hp-industry-tabs button{font-size:11px}.hp-hero h1{font-size:42px}.hp-contact-phone{display:block;margin:18px 0 0}.hp-hero-description{font-size:12px}}
@media(max-width:760px){.hp-hero:before{background:linear-gradient(180deg,#eef4f9f2 0%,#eef4f9df 32%,#eef4f997 52%,transparent 80%)}}

/* Shared corporate layout for lists, detail pages and application guides. */
.hp-prototype .section{padding-top:78px;padding-bottom:78px}.hp-prototype .section-alt{background:#f3f4f5}.hp-prototype .eyebrow{color:#c73331;font-size:11px}.hp-prototype .btn{border-radius:0}.hp-prototype .btn-plain{color:#c73331}.hp-prototype .nav{gap:23px;font-size:13px}.hp-prototype .brand strong{font-size:20px}.hp-prototype .header-actions{gap:15px}.hp-prototype .header-actions .btn{font-size:12px;padding:12px 17px}.hp-prototype .section-head{align-items:flex-end;margin-bottom:38px}.hp-prototype .section-head h2{font-size:32px;line-height:1.45;margin-bottom:12px}.hp-prototype .section-head>div{min-width:0}.hp-prototype .section-head p{font-size:14px}.hp-prototype .section-head>div>p:last-child{max-width:760px}
.hp-prototype .page-hero{position:relative;isolation:isolate;display:block;min-height:290px;padding-top:55px;padding-bottom:58px;background:#f3f4f5;border-bottom:1px solid var(--line)}.hp-prototype .page-hero:has(>img){min-height:430px;padding-bottom:60px}.hp-prototype .page-hero>div{position:relative;z-index:2;max-width:740px}.hp-prototype .page-hero h1{font-size:42px;line-height:1.4;max-width:740px}.hp-prototype .page-hero>div>p:not(.eyebrow){max-width:650px;font-size:15px;line-height:1.95;color:#41484e}.hp-prototype .page-hero>img{position:absolute;inset:0;width:100%;height:100%;max-height:none;aspect-ratio:auto;object-fit:cover;object-position:center;border-radius:0;z-index:0}.hp-prototype .page-hero:has(>img):before{content:"";position:absolute;inset:0;z-index:1;background:linear-gradient(90deg,#f1f5f9f5 0%,#f1f5f9e3 40%,#f1f5f940 72%)}.hp-prototype .has-concept:has(>img):after{content:"概念配图 · 非项目实拍";position:absolute;right:28px;bottom:18px;font-size:10px;z-index:2;background:#ffffffda;padding:4px 8px}.hp-prototype .page-hero .breadcrumb{font-size:11px;margin-bottom:25px}.hp-prototype .case-hero:has(>img){padding-bottom:44px;background:#fff}.hp-prototype .case-hero:has(>img):before{display:none}.hp-prototype .case-hero>div{max-width:900px}.hp-prototype .case-hero>img{position:relative;display:block;margin-top:30px;height:auto;aspect-ratio:2.2;object-fit:contain;background:#f0f2f3;width:100%;z-index:0}
.hp-prototype .service-grid{border:0;gap:0 36px}.hp-prototype .service-tile{border:0;border-top:1px solid var(--line);border-bottom:1px solid var(--line);padding:27px 0;min-height:240px}.hp-prototype .service-tile:hover{background:transparent}.hp-prototype .service-tile:hover h3{color:#c73331}.hp-prototype .tile-number{color:#c73331}.hp-prototype .project-card{border:0;border-radius:0}.hp-prototype .project-body{padding:25px 0 0}.hp-prototype .project-image{aspect-ratio:1.48}.hp-prototype .image-label{border-radius:0}.hp-prototype .tag-row span{border:0;padding:3px 0;background:transparent}.hp-prototype .tag-row span+span:before{content:"/";margin-right:7px;color:#a2a7ab}.hp-prototype .detail-grid,.hp-prototype .reason-grid{gap:0 40px}.hp-prototype .detail-card,.hp-prototype .seo-card,.hp-prototype .reason-grid>article,.hp-prototype .news-category-grid>article{border:0;border-top:1px solid var(--line);border-radius:0;padding:25px 0;background:transparent}.hp-prototype .detail-card h3,.hp-prototype .seo-card strong{font-size:19px;line-height:1.6}.hp-prototype .seo-grid{gap:0 32px}.hp-prototype .search-grid>article{padding:23px 0;border-top:1px solid var(--line)}.hp-prototype .search-grid>article strong{display:block;font-size:17px;margin-bottom:10px}.hp-prototype .search-grid>article span{display:block;font-size:13px;color:var(--muted)}.hp-prototype .news-grid,.hp-prototype .news-list{gap:40px 50px}.hp-prototype .news-item{border-top:1px solid var(--line);padding-top:24px}.hp-prototype .contact{background:#242627;color:#fff;border:0}.hp-prototype .contact p{color:#c2c8cd}.hp-prototype .contact .eyebrow{color:#b5bdc2}.hp-prototype .contact h2{font-size:35px;line-height:1.5}.hp-prototype .contact-card span{color:#b5bdc2}.hp-prototype .filter-options button{border-radius:0}.hp-prototype .filter-options button.active{background:#c73331}.hp-prototype .filter-bar{align-items:center}.hp-prototype .lead-form{border:0;border-radius:0;background:#f3f4f5}.hp-prototype .lead-form input,.hp-prototype .lead-form select,.hp-prototype .lead-form textarea{border-radius:0;border-color:#cbd0d3}.hp-prototype .case-capability-grid>article{border:0;border-radius:0}.hp-prototype .case-capability-grid article>div{padding:20px 0}.hp-prototype .faq-list{max-width:900px}
.hp-ai{background:#fff}.hp-ai-layout{display:grid;grid-template-columns:minmax(0,1.2fr) minmax(0,1fr);gap:60px;align-items:center}.hp-ai-layout>img{width:100%;height:auto;aspect-ratio:1.35;object-fit:cover;object-position:60% center}.hp-ai-layout h3{font-size:28px;line-height:1.5;margin-bottom:20px}.hp-ai-layout p{font-size:14px}.hp-ai-links{display:grid;grid-template-columns:1fr 1fr;gap:0 25px;border-top:1px solid var(--line);margin-top:25px}.hp-ai-links .hp-action{font-size:12px;border-bottom:1px solid var(--line);padding:16px 0}.ai-disclosure{font-size:12px!important;color:#666b70;line-height:1.85;margin:0 0 32px}.hp-ai-layout .ai-disclosure{margin:20px 0 0;font-size:11px!important}.ai-application-grid{display:grid;grid-template-columns:1fr 1fr;gap:0 50px}.ai-application{padding:30px 0;border-top:1px solid var(--line);display:flex;flex-direction:column}.ai-application h3{font-size:23px;line-height:1.55}.ai-application>p:not(.eyebrow){font-size:14px;line-height:1.9;max-width:540px}.ai-application>span{display:flex;align-items:center;gap:20px;font-size:12px;margin-top:auto;padding-top:12px;color:#c73331}.ai-application:hover h3{color:#c73331}.ai-boundaries{display:grid;grid-template-columns:1fr 1fr;gap:50px}.ai-boundaries>article{border-top:1px solid var(--line);padding-top:25px}.ai-boundaries h3{font-size:22px}.ai-boundaries p{font-size:14px}.ai-detail-layout{display:grid;grid-template-columns:1fr 1.6fr;gap:80px}.ai-detail-layout h2{font-size:30px;line-height:1.55}.ai-detail-layout h3{font-size:20px;line-height:1.6;margin-top:30px}.ai-detail-layout .intro-paragraph{font-size:20px;line-height:1.9}.ai-scope-list{padding:0;margin:0 0 24px;list-style:none;border-top:1px solid var(--line)}.ai-scope-list li{padding:16px 0;border-bottom:1px solid var(--line);font-size:14px;color:#495158;line-height:1.85}
@media(max-width:1100px){.hp-prototype .site-header{gap:16px}.hp-prototype .nav{gap:16px;font-size:12px}.hp-prototype .header-actions .phone{display:none}.hp-prototype .page-hero h1{font-size:36px}.hp-ai-layout{gap:30px}.ai-detail-layout{gap:40px}}
@media(min-width:761px) and (max-width:1000px){.hp-prototype .site-header{height:76px}.hp-prototype .header-actions{margin-left:auto}.hp-prototype .menu-toggle{display:flex;order:3;align-items:center;justify-content:center;width:40px;height:40px}.hp-prototype .nav{display:none;position:absolute;top:75px;left:0;right:0;padding:15px 28px;background:white;border-bottom:1px solid var(--line);box-shadow:0 12px 16px #20212212}.hp-prototype .nav.is-open{display:flex;flex-direction:column;align-items:stretch;gap:0}.hp-prototype .nav a{padding:12px 0;font-size:14px;border-bottom:1px solid var(--line)}.hp-prototype .nav a[aria-current=page]:after{display:none}}
@media(max-width:760px){.hp-prototype .section{padding:48px 20px}.hp-prototype .section-head{align-items:flex-start;gap:20px;flex-wrap:wrap;margin-bottom:27px}.hp-prototype .section-head h2{font-size:27px}.hp-prototype .section-head p{font-size:13px}.hp-prototype .site-header{height:70px}.hp-prototype .brand strong{font-size:18px}.hp-prototype .brand small{font-size:9px}.hp-prototype .header-actions .btn{font-size:11px;padding:9px 11px}.hp-prototype .nav{font-size:14px}.hp-prototype .page-hero{min-height:0;padding:35px 20px 42px}.hp-prototype .page-hero:has(>img){min-height:390px}.hp-prototype .page-hero h1{font-size:30px;line-height:1.5}.hp-prototype .page-hero>div>p:not(.eyebrow){font-size:13px;line-height:1.9}.hp-prototype .page-hero:has(>img):before{background:linear-gradient(90deg,#f1f5f9f7 0%,#f1f5f9df 65%,#f1f5f9a0)}.hp-prototype .has-concept:has(>img):after{font-size:8px;right:15px;bottom:12px}.hp-prototype .page-hero .breadcrumb{font-size:10px;overflow-wrap:anywhere;margin-bottom:20px}.hp-prototype .case-hero:has(>img){min-height:0}.hp-prototype .case-hero>img{aspect-ratio:1.3;object-fit:contain;margin-top:24px}.hp-prototype .service-grid{gap:0 22px}.hp-prototype .service-tile{padding:22px 0;min-height:220px}.hp-prototype .service-tile p{font-size:12px}.hp-prototype .news-grid,.hp-prototype .news-list{gap:30px}.hp-prototype .search-grid>article strong{font-size:16px}.hp-prototype .contact h2{font-size:28px}.hp-prototype .seo-card strong{font-size:18px}.hp-ai-layout,.ai-application-grid,.ai-boundaries,.ai-detail-layout{grid-template-columns:1fr;gap:25px}.hp-ai-layout>img{aspect-ratio:1.5}.hp-ai-layout h3{font-size:24px}.hp-ai-layout p{font-size:13px}.hp-ai-links{gap:0 20px}.hp-ai-links .hp-action{font-size:11px}.ai-application{padding:25px 0}.ai-application h3{font-size:22px}.ai-application>p:not(.eyebrow){font-size:13px}.ai-detail-layout h2{font-size:27px;margin:0}.ai-detail-layout .intro-paragraph{font-size:18px}.ai-scope-list li{font-size:13px}.hp-prototype .lead-form{padding:24px 18px}.hp-prototype .filter-bar{align-items:stretch}}
.hp-update-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 32px; }
.hp-update-grid article { border-top: 1px solid #dedede; padding-top: 22px; }
.hp-update-grid h3 { font-size: 22px; line-height: 1.5; }
.hp-update-grid p { color: #575b5c; line-height: 1.85; }
@media (max-width: 760px) { .hp-update-grid { grid-template-columns: 1fr; gap: 24px; } }