@font-face{font-family:"Heyi Serif";src:url("/assets/fonts/heyi-serif.woff2") format("woff2");font-weight:200 900;font-style:normal;font-display:swap}

:root{--bg:#090c0c;--panel:#101515;--ink:#edf1e9;--muted:#959e96;--line:#27312a;--accent:#bdff87;--cyan:#8de5d1}*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:100px}body{margin:0;background:var(--bg);color:var(--ink);font-family:"Heyi Serif","Songti SC","SimSun",serif;-webkit-font-smoothing:antialiased}a{color:inherit;text-decoration:none}button{font:inherit}::selection{background:var(--accent);color:#101510}.wrap{max-width:1360px;padding:0 64px;margin:auto}.skip{position:fixed;top:-80px;left:20px;z-index:20;background:var(--accent);color:#111;padding:14px}.skip:focus{top:10px}header{height:92px;position:relative;z-index:10;border-bottom:1px solid #ffffff10}.header-inner{height:100%;display:flex;align-items:center;justify-content:space-between}.brand{display:flex;align-items:center;gap:11px}.brand img{width:34px;height:34px}.brand strong{display:block;font-size:19px;letter-spacing:3px}.brand small{font-size:8px;letter-spacing:3px;color:var(--muted);display:block;margin-top:5px}nav{display:flex;align-items:center;gap:34px;font-size:13px;color:#c4cbc3}nav a:hover,nav a[aria-current=page]{color:var(--accent)}.nav-contact{padding:12px 18px;border:1px solid #617151;border-radius:3px}.nav-contact span{margin-left:20px}.menu{display:none;background:none;border:1px solid var(--line);color:var(--ink);padding:10px}.eyebrow{font-family:monospace,"Heyi Serif",serif;font-size:11px;letter-spacing:2px;color:var(--accent);display:flex;align-items:center;gap:12px}.eyebrow:before{content:"";height:6px;width:6px;background:var(--accent);border-radius:50%}.hero{position:relative;min-height:720px;isolation:isolate;overflow:hidden}.hero:before{content:"";position:absolute;inset:0;z-index:-2;background:radial-gradient(ellipse at 77% 45%,#233b2638,transparent 52%),linear-gradient(#ffffff03 1px,transparent 1px),linear-gradient(90deg,#ffffff03 1px,transparent 1px);background-size:auto,80px 80px,80px 80px}.hero-content{position:relative;padding-top:103px;padding-bottom:100px;z-index:2;pointer-events:none}.hero-content a{pointer-events:auto}.hero h1{font-size:clamp(48px,5.4vw,78px);letter-spacing:-3px;line-height:1.25;margin:33px 0 24px;font-weight:600}.hero h1 em{font-style:normal;color:var(--accent)}.hero p{max-width:440px;font-size:15px;color:var(--muted);line-height:1.95}.hero-art{position:absolute;left:43%;right:-5%;top:15px;bottom:15px;z-index:0;pointer-events:none}.hero-art canvas{width:100%;height:100%;display:block}.art-label{position:absolute;right:15%;bottom:95px;font-family:monospace,"Heyi Serif",serif;letter-spacing:2px;font-size:10px;color:#a9bd9f}.art-label:before{content:'+';font-size:20px;margin-right:10px}.actions{display:flex;gap:14px;margin-top:34px}.button{display:inline-flex;align-items:center;justify-content:space-between;gap:30px;padding:17px 22px;font-size:13px;border:1px solid var(--line);border-radius:3px;transition:background .2s,transform .2s}.button.primary{background:var(--accent);border-color:var(--accent);color:#13200e}.button:hover{transform:translateY(-3px);background:#213022}.button.primary:hover{background:#d6ffb6}.hero-bottom{position:absolute;bottom:25px;left:64px;right:64px;display:flex;justify-content:space-between;color:#7e8a7d;font-family:monospace,"Heyi Serif",serif;font-size:10px;letter-spacing:1.5px}.hero-bottom b{font-weight:400;color:#c0c9bc}.ticker{border-block:1px solid var(--line);padding:24px 0;overflow:hidden}.ticker-inner{display:flex;align-items:center;justify-content:space-between;gap:20px;color:#b7c1b4;font-size:12px;letter-spacing:2px}.ticker i{color:var(--accent);font-size:20px;font-style:normal}.section{padding:105px 0}.section-heading{display:flex;justify-content:space-between;align-items:flex-end;margin-bottom:44px;gap:30px}.section h2{font-size:42px;font-weight:500;letter-spacing:-1.6px;line-height:1.35;margin:20px 0 0}.section-heading>p{max-width:350px;font-size:13px;color:var(--muted);line-height:1.9;margin:0}.cap-grid{display:grid;grid-template-columns:repeat(4,1fr);border:1px solid var(--line)}.cap-card{padding:30px 25px;position:relative;min-height:310px;border-right:1px solid var(--line);background:linear-gradient(145deg,#14201744,transparent);transition:background .3s}.cap-card:last-child{border:0}.cap-card:hover{background:#182319}.cap-top{display:flex;justify-content:space-between;color:#7d8f77;font-family:monospace,"Heyi Serif",serif;font-size:11px}.cap-icon{height:73px;margin:31px 0 20px;font-family:monospace,"Heyi Serif",serif;font-size:48px;line-height:73px;color:var(--accent);letter-spacing:-9px;font-weight:200}.cap-card h3{font-size:18px;font-weight:500;margin:0 0 14px}.cap-card p{font-size:12px;color:var(--muted);line-height:1.9;margin:0}.tags{font-size:9px;letter-spacing:1px;color:#a7ba9c;margin-top:23px}.explore{background:#0e1311;border-block:1px solid var(--line)}.concept-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}.concept{min-width:0}.demo{height:240px;background:radial-gradient(ellipse at 50% 110%,#30523366,transparent 75%),#121a15;border:1px solid #2a392d;border-radius:5px;overflow:hidden;padding:25px;display:flex;align-items:center;justify-content:center;position:relative}.demo-window{width:100%;background:#101612;border:1px solid #384c37;border-radius:7px;box-shadow:0 20px 50px #0007;transform:perspective(700px) rotateX(7deg) rotateY(-5deg);font-size:10px}.window-head{padding:12px;border-bottom:1px solid #283429;color:#a5b69e;display:flex;justify-content:space-between}.window-body{padding:17px}.chat-line{padding:10px;background:#20321d;border-radius:4px;margin-bottom:12px;color:#ccdeb9}.chat-answer{color:#9baf93;line-height:1.9}.sources{display:flex;gap:5px;margin-top:13px}.sources span{border:1px solid #31432f;padding:5px;color:#a2b893;font-size:8px}.doc-row{display:flex;justify-content:space-between;padding:10px 0;border-bottom:1px solid #263323;color:#a5b69e}.doc-row b{font-weight:400;color:var(--accent)}.flow{display:flex;align-items:center;gap:7px;flex-wrap:wrap;justify-content:center}.flow span{border:1px solid #405536;background:#182616;padding:16px 10px;border-radius:5px;color:#c8e6b1;font-size:10px}.flow i{color:#71955c}.flow-status{position:absolute;bottom:35px;font:9px monospace;color:#8eaa7c;letter-spacing:1px}.concept-title{display:flex;align-items:center;justify-content:space-between;margin-top:24px}.concept-title h3{font-size:19px;font-weight:500;margin:0}.concept-title span{color:var(--accent)}.concept p{color:var(--muted);font-size:12px;line-height:1.9}.disclaimer{font-size:10px;color:#84927f;margin-top:25px;letter-spacing:.5px}.process-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:30px;margin-top:55px}.process-step{border-top:1px solid #43563b;padding-top:24px}.process-step>span{font:12px monospace;color:var(--accent)}.process-step h3{font-size:17px;font-weight:500;margin:25px 0 12px}.process-step p{font-size:12px;line-height:1.9;color:var(--muted)}.about-strip{display:grid;grid-template-columns:1fr 1fr;border-top:1px solid var(--line);padding-top:65px;margin-top:70px;gap:70px}.about-strip h2{font-size:35px;margin-top:0}.about-strip p{font-size:14px;color:var(--muted);line-height:2;margin-top:0}.text-link{display:inline-block;color:var(--accent);font-size:12px;border-bottom:1px solid #536c44;padding-bottom:8px}.cta{padding:70px 0;background:var(--accent);color:#14200e;position:relative;overflow:hidden}.cta:after{content:'↗';position:absolute;right:60px;top:-110px;font-size:390px;opacity:.08;pointer-events:none}.cta-inner{display:flex;justify-content:space-between;align-items:center;gap:25px;position:relative;z-index:1}.cta h2{font-size:43px;font-weight:500;letter-spacing:-1px;margin:0 0 18px}.cta p{font-size:13px;color:#415535;margin:0}.cta .button{background:#14200e;color:var(--accent);border:0}.footer{padding:48px 0 24px}.footer-top{display:flex;justify-content:space-between;gap:30px;margin-bottom:45px}.company-details{font-size:11px;color:var(--muted);line-height:2;max-width:400px;margin-top:18px}.footer-links{display:flex;gap:26px;font-size:12px;color:#a1ad9d}.footer-bottom{border-top:1px solid var(--line);padding-top:23px;display:flex;justify-content:space-between;gap:20px;font-size:10px;color:#75806f}.page-main{min-height:65vh;padding:90px 0 110px}.page-main h1{font-size:54px;font-weight:500;letter-spacing:-2px;margin:25px 0}.page-lead{font-size:18px;line-height:1.9;color:#adb9a8;max-width:750px}.info-grid{display:grid;grid-template-columns:1fr 1fr;gap:25px;margin-top:45px}.info-box{padding:30px;background:var(--panel);border:1px solid var(--line)}.info-box h2{font-size:18px;font-weight:500}.info-box p,.prose p,.prose li{font-size:14px;line-height:2;color:#a7b2a2}.info-box a{color:var(--accent);overflow-wrap:anywhere}.prose{max-width:820px;margin-top:45px}.prose h2{font-size:21px;margin-top:36px}.reveal{opacity:1}.js-motion .reveal{opacity:0;transform:translateY(22px);transition:opacity .65s,transform .65s}.js-motion .reveal.visible{opacity:1;transform:none}a:focus-visible,button:focus-visible{outline:2px solid var(--accent);outline-offset:6px}.cta a:focus-visible{outline-color:#14200e}
@media(min-width:1500px){.hero-bottom{left:calc((100vw - 1232px)/2);right:calc((100vw - 1232px)/2)}}
@media(max-width:1000px){.wrap{padding:0 32px}.hero h1{font-size:58px}.hero-art{left:36%;right:-22%;opacity:.7}.hero-content{padding-top:95px}.hero-bottom{left:32px;right:32px}.cap-grid{grid-template-columns:1fr 1fr}.cap-card:nth-child(2){border-right:0}.cap-card:nth-child(-n+2){border-bottom:1px solid var(--line)}.concept-grid{gap:14px}.demo{padding:12px;height:215px}.section h2{font-size:35px}nav{gap:20px}.cta h2{font-size:34px}}
@media(max-width:680px){.wrap{padding:0 23px}header{height:76px}.brand strong{font-size:17px}.menu{display:block}nav{display:none;position:absolute;top:75px;left:0;right:0;background:#101810;padding:24px;flex-direction:column;align-items:stretch;border-bottom:1px solid var(--line)}nav.open{display:flex}.hero{min-height:860px}.hero-content{padding-top:55px;padding-bottom:370px}.hero h1{font-size:48px;letter-spacing:-2px;margin-top:26px}.hero p{font-size:13px;max-width:330px}.hero-art{top:350px;bottom:5px;left:-15%;right:-15%;opacity:.85}.art-label{right:20%;bottom:65px;font-size:8px}.hero-bottom{left:23px;right:23px;font-size:8px;letter-spacing:0}.hero-bottom>span:last-child{display:none}.actions{margin-top:26px;gap:10px}.button{padding:15px 16px;font-size:12px;gap:19px}.eyebrow{font-size:9px;letter-spacing:1.5px}.ticker-inner{flex-wrap:wrap;justify-content:center;gap:12px 20px;font-size:9px;letter-spacing:1px}.ticker-inner i:last-of-type{display:none}.section{padding:65px 0}.section-heading{display:block;margin-bottom:30px}.section h2{font-size:31px}.section-heading>p{margin-top:20px;max-width:none}.cap-card{padding:21px 17px;min-height:290px}.cap-card h3{font-size:16px}.cap-card p{font-size:11px}.cap-icon{font-size:39px;margin:20px 0 14px;height:55px;line-height:55px}.tags{font-size:8px}.concept-grid{grid-template-columns:1fr;gap:35px}.demo{height:260px;padding:30px}.demo-window{max-width:330px}.process-grid{grid-template-columns:1fr 1fr;gap:25px}.about-strip{grid-template-columns:1fr;gap:25px;margin-top:40px;padding-top:40px}.about-strip h2{font-size:29px}.cta-inner{display:block}.cta h2{font-size:31px}.cta .button{margin-top:25px}.cta:after{right:-30px;font-size:280px;top:-30px}.footer-top{flex-direction:column}.footer-links{flex-wrap:wrap}.footer-bottom{flex-direction:column;gap:12px;line-height:1.7}.page-main{padding:60px 0}.page-main h1{font-size:40px}.page-lead{font-size:16px}.info-grid{grid-template-columns:1fr}.info-box{padding:23px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*:before,*:after{animation:none!important;transition:none!important}.js-motion .reveal{opacity:1;transform:none}}

/* Editorial typography: serif Chinese paired with technical Latin labels. */
body{font-weight:400}.hero h1{font-weight:600;letter-spacing:-1px}.section h2,.cta h2,.page-main h1{font-weight:500;letter-spacing:0}.brand strong{font-weight:700}.brand small,.art-label,.hero-bottom,.cap-top,.tags,.process-step>span{font-family:Arial,monospace,"Heyi Serif",serif}.hero p{font-size:16px}.cap-card p,.concept p,.process-step p{font-size:13px}.company-details{font-size:12px}@media(max-width:680px){.hero h1{font-size:46px;letter-spacing:0}.hero p{font-size:14px}.cap-card p{font-size:12px}.section h2{font-size:30px}}

/* Architectural AI brand sculpture, shared at full detail across viewports. */
.sr-only{position:absolute!important;width:1px;height:1px;padding:0!important;margin:-1px!important;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}
.hero-art.neural-scene{left:40%;right:-5%;top:0;bottom:0;opacity:1}
.neural-heading{position:absolute;top:8%;left:14%;right:10%;display:flex;justify-content:space-between;gap:20px;color:#6f9680;font:8px monospace;letter-spacing:1.5px}
.neural-heading i{display:inline-block;width:4px;height:4px;background:#baffbd;box-shadow:0 0 8px #baffbd;margin-right:7px;vertical-align:middle}
.neural-caption{position:absolute;bottom:13%;left:16%;right:12%;display:flex;align-items:center;gap:15px}.neural-caption-line{width:28px;height:1px;background:#baffb3;box-shadow:0 0 8px #baffb3}.neural-caption b{display:block;font:400 18px "Heyi Serif",serif;letter-spacing:3px;color:#d3edda}.neural-caption small{display:block;font:7px monospace;letter-spacing:1.2px;color:#6f9581;margin-top:10px}
.hero-content h1{text-shadow:0 3px 28px #090c0c80}
@media(min-width:681px) and (max-width:1000px){.hero-art.neural-scene{left:35%;right:-18%;opacity:1}.neural-heading{left:18%;right:19%;font-size:7px}.neural-heading>span:last-child{display:none}.neural-caption{left:22%;right:19%}.hero-content p{text-shadow:0 2px 10px #090c0c}}
@media(max-width:680px){.hero{min-height:980px}.hero-art.neural-scene{left:-9%;right:-9%;top:410px;bottom:5px;opacity:1}.hero-content{padding-bottom:480px}.neural-heading{left:16%;right:15%;top:9%;font-size:7px;letter-spacing:1px}.neural-heading>span:last-child{font-size:6px;letter-spacing:0}.neural-caption{left:17%;right:16%;bottom:13%;gap:10px}.neural-caption b{font-size:16px;letter-spacing:2px}.neural-caption small{font-size:6px;letter-spacing:.5px}.neural-caption-line{width:15px}}