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button{background:none;border:0;border-top:1px solid #ffffff26;color:#9fa9aa;display:flex;text-align:left;align-items:center;width:100%;padding:28px 0;gap:20px}.software-tabs button>span{font-size:11px;color:#7e8b8b}.software-tabs h3{font-size:20px;font-weight:500;margin:0 0 13px}.software-tabs p{font-size:12px;margin:0;color:#7e8b8b}.software-tabs b{margin-left:auto;font-weight:400}.software-tabs button[aria-selected=true]{color:var(--green);border-top-color:var(--green)}#software-panel{background:#20272b;border:1px solid #ffffff1c;overflow:hidden}.window-bar{display:flex;justify-content:space-between;padding:14px 20px;font-size:9px;color:#94a4a1;letter-spacing:2px}.window-bar>span:first-child{font-size:8px;letter-spacing:4px}#tool-image{display:block;width:100%;height:270px;object-fit:contain;background:#f4f8fa}.panel-caption{padding:24px}.panel-caption h3{font-size:18px;font-weight:500;margin:0 0 12px}.panel-caption 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p{color:var(--muted);line-height:1.9;max-width:850px;font-size:13px}details[open] summary span{transform:rotate(45deg)}.contact{padding:80px 7%;color:white;display:flex;justify-content:space-between;gap:40px;align-items:center;background:radial-gradient(ellipse at right bottom,#314328,transparent 65%),#171c1c}.contact .eyebrow{color:#a1b88c}.contact p:last-child{font-size:11px;color:#a6b09e;max-width:260px;line-height:1.8;margin-top:18px}footer{padding:38px 7%;display:flex;align-items:center;gap:35px;color:#8e9895;font-size:11px;border-top:1px solid #ffffff1b}footer .brand{color:white}footer>span{margin-left:auto}footer>a:last-child{margin-left:25px}.skip{position:fixed;top:-100px;background:var(--green);padding:15px;z-index:99}.skip:focus{top:0}dialog{width:min(660px,92vw);max-height:90svh;border:0;padding:40px;background:#fafbf8;color:var(--ink)}dialog::backdrop{background:#0009;backdrop-filter:blur(5px)}dialog h2{font-size:30px;margin-bottom:18px}dialog>p{line-height:1.8;color:#697267;font-size:13px}#close-dialog{position:absolute;top:12px;right:15px;border:0;background:none;font-size:30px}table{width:100%;border-collapse:collapse;margin:25px 0;font-size:13px}caption{text-align:left;font-weight:600;margin-bottom:12px}td,th{padding:12px;border-bottom:1px solid #dce2d5;text-align:left}th{font-weight:400;color:#697267}td{font-weight:500}body.modal-open{overflow:hidden}@media(min-width:1700px){.section,.hero-copy,.intro-strip,.contact,footer{padding-left:max(7%,calc((100% - 1500px)/2));padding-right:max(7%,calc((100% - 1500px)/2))}}@media(max-width:1100px){header{gap:20px}nav{gap:20px}.hero-copy{padding-top:100px}.section{padding:75px 5%}.product{padding:20px}.product-image{height:180px}.specs{gap:15px}.specs b{font-size:20px}.software-layout{gap:35px}.scene-content{padding:30px}.scene-content h3{font-size:25px}.intro-strip{gap:15px;padding:30px 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19px;gap:24px;font-size:13px}.text-link{font-size:12px}.intro-strip{grid-template-columns:1fr;gap:24px;padding:30px 6%}.intro-strip>p{display:none}.intro-strip>div{border-left:0;padding:0;gap:25px}.intro-strip small{display:inline;margin-left:22px;font-size:10px}.section{padding:65px 6%}.section-heading{display:block;margin-bottom:32px}.section-heading>p{margin-top:20px;font-size:12px}.section-heading h2{font-size:28px}.products{grid-template-columns:1fr}.product{padding:26px}.product-image{height:230px}.product-image img{max-width:330px}.product>p{font-size:14px}.specs{gap:50px}.specs b{font-size:26px}.software-layout{grid-template-columns:1fr;gap:20px}.software-tabs button{padding:23px 0}.software-tabs h3{font-size:18px}.software-tabs p{font-size:11px}#tool-image{height:230px}.scene-tabs{gap:0;justify-content:space-between}.scene-tabs button{font-size:12px}.scene-panel{grid-template-columns:1fr}.scene-panel>img{height:270px}.scene-content{padding:28px}.scene-content h3{font-size:26px}.about-layout{grid-template-columns:1fr;gap:25px}.about-layout h2{font-size:28px}.resource{gap:15px}.resource h3{font-size:16px}.resource p{font-size:10px;line-height:1.8}.resource>span:last-child{font-size:0}.resource>span:last-child:after{content:'↓';font-size:22px}.contact{flex-direction:column;align-items:start;padding:60px 6%}.contact h2{font-size:29px}footer{padding:30px 6%;flex-wrap:wrap;gap:20px}footer p{margin-left:auto}footer>span{margin-left:0}footer>a:last-child{margin-left:auto}dialog{padding:32px 24px}.architecture{font-size:10px}}@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*{transition:none!important}}

/* Brand name sizing for 知践智能 */
.brand strong{font-size:22px;letter-spacing:2px}.brand strong span{font-size:9px;letter-spacing:2px}@media(max-width:760px){.brand{gap:8px}.brand strong{font-size:19px;letter-spacing:1px}.brand strong span{font-size:8px;letter-spacing:1.5px}.brand-icon{font-size:30px}}
/* Product navigation and individual product pages */
.product-nav{position:relative;align-self:stretch;display:flex;align-items:center}.products-toggle{border:0;background:none;color:inherit;padding:15px 0;font-size:14px;display:flex;gap:8px;align-items:center}.products-toggle:hover,.products-toggle[aria-expanded=true]{color:var(--green)}.product-menu[hidden]{display:none!important}.product-menu{position:absolute;top:100%;left:-24px;width:350px;padding:20px 22px;background:#1b2328;border:1px solid #ffffff25;box-shadow:0 18px 35px #0005;z-index:40}.product-menu>p{font-size:11px;color:#9eacb3;letter-spacing:1px;margin:0 0 12px}.product-menu-item{display:flex;gap:16px;align-items:center;padding:14px 0;border-top:1px solid #ffffff15}.product-menu-item img{width:76px;height:60px;object-fit:contain;background:#f5f6f3;border-radius:3px}.product-menu-item>span:last-child{margin-left:auto}.product-menu-item strong{font-size:15px;font-weight:500}.product-menu-item small{display:block;color:#98a7ad;font-size:11px;margin-top:7px}.all-products{display:block;border-top:1px solid #ffffff15;padding-top:16px;font-size:12px}.product-detail-hero{display:grid;grid-template-columns:1.1fr 1fr;align-items:center;gap:60px;padding:60px 7% 85px;color:white;background:radial-gradient(ellipse at right,#2e3b40,#131a1e 75%)}.breadcrumb{font-size:12px;color:#a2aeb0;margin:0 0 55px;line-height:1.8}.product-detail-copy h1{font-size:56px;margin:0 0 18px}.product-detail-copy h2{font-size:27px;color:#c2d7ad}.product-detail-desc{color:#b2bfc4;font-size:15px;line-height:2;max-width:530px;margin-top:24px}.product-detail-image{background:#f8f9f6;padding:40px;display:flex;align-items:center;justify-content:center;min-height:350px}.product-detail-image img{max-width:100%;width:390px;max-height:330px;object-fit:contain;mix-blend-mode:multiply}.product-detail-overview{padding-bottom:40px}.product-detail-overview>p:not(.eyebrow){font-size:15px;line-height:2;color:var(--muted);max-width:850px}.product-spec-section{padding-top:40px}.product-spec-section table{max-width:950px;margin:35px 0;font-size:15px}.product-spec-section caption{font-size:12px;color:var(--muted)}.product-spec-section th{width:45%}.product-spec-section td,.product-spec-section th{padding:19px 14px}.product-spec-section tr:nth-child(odd){background:#eaf0e5}.product-detail-related{color:white}.product-detail-related>div{display:flex;gap:30px;margin-top:30px}.product-detail-related>div a{padding:20px 30px;border:1px solid #ffffff35}.product-detail-related>div a:hover{border-color:var(--green);color:var(--green)}@media(max-width:760px){nav.open{max-height:calc(100svh - 72px);overflow-y:auto}.product-nav{display:block}.products-toggle{padding:0;width:100%;justify-content:space-between}.product-menu{position:static;width:100%;margin-top:18px;box-shadow:none;padding:16px}.product-detail-hero{grid-template-columns:1fr;padding:30px 6% 50px;gap:35px}.breadcrumb{margin-bottom:35px;font-size:11px}.product-detail-copy h1{font-size:40px}.product-detail-copy h2{font-size:23px}.product-detail-image{min-height:250px;padding:30px}.product-detail-image img{max-height:260px}.product-detail-related>div{flex-direction:column;gap:15px}.product-spec-section table{font-size:13px}.product-spec-section td,.product-spec-section th{padding:16px 8px}}
/* Aligned navigation: every top-level item shares one center line. */
@media(min-width:761px){header{gap:clamp(18px,3vw,50px)}header>nav{height:100%;align-items:center;gap:clamp(16px,2.3vw,34px);margin:0 auto}header>nav>a,header>nav>.product-nav{height:100%;display:flex;align-items:center;white-space:nowrap}header .products-toggle{height:100%;padding:0;line-height:1.5}header .nav-cta{white-space:nowrap}header .product-menu{top:100%}}
@media(min-width:761px) and (max-width:1000px){header{padding:0 3%;gap:16px}header .brand strong{font-size:19px}header .nav-cta{padding-left:12px}header .nav-cta span{margin-left:8px}header>nav{gap:16px}}
@media(max-width:760px){header>nav{align-items:stretch}header>nav>a,header .products-toggle{min-height:30px;line-height:30px}.product-nav{align-self:auto}}
.home-carousel{position:relative;background:#17202c}.carousel-slide[hidden]{display:none!important}.banner-slide img{display:block;width:100%;height:auto}.home-carousel .hero{height:auto;min-height:0;max-height:none;aspect-ratio:1672/941}.home-carousel .hero-copy{padding-top:clamp(35px,6vw,100px);padding-bottom:100px}.home-carousel .hero h1{font-size:clamp(38px,5vw,76px)}.home-carousel .hero-bottom{display:none}.carousel-controls{display:flex;justify-content:center;align-items:center;gap:12px;padding:12px 20px;background:#121c27;border-top:1px solid #ffffff18;color:#e3edf7}.carousel-controls button{border:1px solid #ffffff35;border-radius:4px;background:transparent;color:inherit;min-width:40px;min-height:36px;font-size:12px;padding:6px 12px}.carousel-controls button:hover,.carousel-controls .active{background:#8ed2f2;color:#112334;border-color:#8ed2f2}.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}@media(max-width:760px){.home-carousel .hero{aspect-ratio:auto;min-height:580px}.home-carousel .hero-copy{padding-top:45px}.home-carousel .hero h1{font-size:48px}.carousel-controls{gap:8px;padding:10px}.carousel-controls button{min-height:40px}.banner-slide{display:flex;align-items:center;min-height:260px;background:#273346}}