:root{--black:#050505;--ink:#f6f1e9;--muted:#aaa49a;--dim:#6f6b64;--line:#282621;--orange:#ffad68;--orange-soft:#e27b3d;--paper:#f2eee8;--max:1240px}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--black);color:var(--ink);font-family:"Microsoft YaHei",Inter,system-ui,sans-serif;font-size:15px;line-height:1.65}a{color:inherit;text-decoration:none}.shell{width:min(calc(100% - 64px),var(--max));margin:0 auto}.nav-shell{width:min(calc(100% - 64px),var(--max));height:78px;margin:0 auto;display:flex;align-items:center;border-bottom:1px solid var(--line);position:relative;z-index:10}.wordmark{display:inline-flex;align-items:center;gap:10px;font-size:20px;font-weight:800;letter-spacing:-.05em}.wordmark-logo{width:38px;height:38px;object-fit:cover;border-radius:8px;border:1px solid rgba(255,173,104,.6)}.wordmark b{color:var(--orange)}.desktop-nav{display:flex;gap:31px;margin-left:88px}.desktop-nav a{color:#9a958d;font-size:13px;transition:color .2s}.desktop-nav a:hover,.desktop-nav a.active{color:var(--ink)}.header-actions{margin-left:auto;display:flex;align-items:center;gap:20px}.register-link{color:var(--orange);font-size:13px}.portal-link{display:inline-flex;align-items:center;gap:7px;border:1px solid #5e5b54;border-radius:4px;padding:8px 13px;color:var(--ink);font-size:13px}.portal-link:hover{border-color:var(--orange);color:var(--orange)}.icon-sm{font-size:14px}.mobile-portal-link,.menu-toggle{display:none}.home-hero{min-height:calc(100svh - 78px);display:flex;align-items:flex-start;position:relative;overflow:hidden;border-bottom:1px solid var(--line)}.home-hero:after{content:"";position:absolute;right:-130px;bottom:-160px;width:580px;height:580px;border:1px solid #1a1916;border-radius:50%;opacity:.7}.hero-copy{width:min(calc(100% - 64px),var(--max));margin:0 auto;padding-top:102px;position:relative;z-index:1}.eyebrow{margin:0 0 15px;color:var(--orange);font:600 .72rem/1.4 ui-monospace,SFMono-Regular,Consolas,monospace;letter-spacing:.08em}.hero-title{max-width:930px;margin:0;color:var(--ink);font:900 clamp(6.2rem,14vw,12rem)/.8 Impact,"Arial Black",sans-serif;letter-spacing:.01em}.hero-title span{display:block;width:max-content;max-width:100%}.hero-title span+span{font-size:.54em;line-height:.93;color:var(--orange)}.hero-lead{max-width:565px;margin:26px 0 0;color:rgba(232,228,220,.74);font-size:15px;line-height:1.85}.hero-actions{display:flex;gap:12px;margin-top:26px}.button-primary,.button-ghost{display:inline-flex;min-width:136px;min-height:45px;align-items:center;justify-content:center;gap:10px;border:1px solid rgba(255,173,104,.32);border-radius:4px;font-size:13px;transition:transform .2s,border-color .2s,background .2s}.button-primary{background:var(--paper);border-color:var(--paper);color:#15120e}.button-ghost{color:var(--ink)}.button-primary:hover,.button-ghost:hover{transform:translateY(-2px);border-color:var(--orange)}.button-ghost:hover{background:#15130f}.detail-marquee{overflow:hidden;border-top:1px solid var(--line);border-bottom:1px solid var(--line);white-space:nowrap}.detail-marquee-track{display:flex;width:max-content;gap:34px;padding:13px 0;color:#777168;font:10px ui-monospace,SFMono-Regular,Consolas,monospace;letter-spacing:.12em}.detail-marquee-track span:after{content:"/";padding-left:34px;color:var(--orange-soft)}.detail-marquee-track.reverse{transform:translateX(-35%)}.home-panel{border-bottom:1px solid var(--line);padding:118px 0}.panel-grid{display:grid;grid-template-columns:1fr 1fr;gap:72px;align-items:center}.panel-title{font:900 clamp(3.6rem,7.6vw,7.4rem)/.83 Impact,"Arial Black",sans-serif;letter-spacing:.01em;margin:0}.panel-title span{display:block;color:var(--orange)}.panel-copy{max-width:470px;color:#9b968e;line-height:1.85;margin:22px 0 0}.route-visual{min-height:340px;border:1px solid #302d27;background:#0a0a09;position:relative;padding:25px;overflow:hidden}.route-visual:before{content:"";position:absolute;inset:18px;border:1px dashed #302d27}.route-label{position:relative;display:flex;justify-content:space-between;color:#706b62;font:10px ui-monospace,monospace;letter-spacing:.12em}.route-map{position:relative;height:245px;margin-top:26px}.route-line{position:absolute;left:17%;right:17%;top:50%;height:1px;background:#6b3c24}.route-line:before,.route-line:after{content:"";position:absolute;top:-3px;width:7px;height:7px;border-radius:50%;background:var(--orange)}.route-line:before{left:0}.route-line:after{right:0}.route-node{position:absolute;border:1px solid #5a3e2b;background:#100d0a;padding:10px 12px;font:11px ui-monospace,monospace;color:#e0a271}.route-node strong{display:block;color:var(--ink);font:700 14px "Microsoft YaHei",sans-serif;margin-bottom:2px}.route-node small{color:#82786d}.route-node.source{left:0;top:42%}.route-node.gateway{left:38%;top:18%;border-color:var(--orange);box-shadow:0 0 0 4px rgba(255,173,104,.08)}.route-node.model-a{right:0;top:7%}.route-node.model-b{right:0;top:57%}.signal{position:absolute;left:30%;top:35%;color:var(--orange);font:10px ui-monospace,monospace}.feature-strip{display:grid;grid-template-columns:repeat(3,1fr);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}.feature-item{padding:30px 26px;border-right:1px solid var(--line)}.feature-item:last-child{border-right:0}.feature-index{color:var(--orange);font:11px ui-monospace,monospace}.feature-item h3{font-size:18px;margin:15px 0 8px}.feature-item p{color:#969087;font-size:13px;line-height:1.8;margin:0}.feature-panel{background:#e8e2d8;color:#17130f;padding:108px 0}.feature-panel .eyebrow{color:#a75229}.feature-panel .panel-copy{color:#625b52}.feature-panel .panel-title span{color:#bc5f32}.terminal-panel{border:1px solid #42382e;background:#f0ebe4;min-height:315px;padding:21px;color:#262019;font:12px/2 ui-monospace,SFMono-Regular,Consolas,monospace}.terminal-head{display:flex;justify-content:space-between;border-bottom:1px solid #cfc5b9;padding-bottom:14px;color:#846b59}.terminal-dot{color:#b9552c}.terminal-body{padding-top:19px}.terminal-line{display:flex;gap:16px}.terminal-line .prompt{color:#b9552c}.terminal-line .value{color:#463d34}.metric-row{display:grid;grid-template-columns:repeat(3,1fr);border-top:1px solid #cfc5b9;margin-top:25px;padding-top:16px;gap:15px}.metric-row strong{display:block;font-size:21px}.metric-row span{font-size:10px;color:#806f60}.page-hero{padding:94px 0 86px;border-bottom:1px solid var(--line)}.page-hero .hero-title{max-width:1050px}.page-hero .hero-lead{margin-top:27px}.page-section{padding:95px 0;border-bottom:1px solid var(--line)}.page-section-heading{display:flex;justify-content:space-between;gap:50px;align-items:end;margin-bottom:42px}.page-section-heading h2{max-width:650px;font:900 clamp(2.8rem,6vw,5.8rem)/.86 Impact,"Arial Black",sans-serif;margin:0}.page-section-heading h2 span{color:var(--orange)}.page-section-heading p{max-width:370px;color:#969087;font-size:14px;line-height:1.8;margin:0}.card-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:1px;background:var(--line);border:1px solid var(--line)}.info-card{background:var(--black);padding:26px;min-height:265px}.info-card .card-kicker{color:var(--orange);font:10px ui-monospace,monospace;letter-spacing:.12em}.info-card h3{font-size:20px;margin:22px 0 10px}.info-card p{color:#918b82;font-size:13px;line-height:1.8;margin:0}.info-card ul{list-style:none;padding:0;margin:24px 0 0;color:#c0b7ad;font:11px ui-monospace,monospace;line-height:2}.info-card li:before{content:"+ ";color:var(--orange)}.contact-box{border:1px solid #3b3127;background:#0d0b09;padding:34px;display:flex;justify-content:space-between;gap:30px;align-items:center}.contact-box h3{font-size:24px;margin:0 0 7px}.contact-box p{margin:0;color:#969087;max-width:550px;font-size:13px}.site-footer{border-top:1px solid var(--line);padding:46px 0 28px}.footer-grid{display:grid;grid-template-columns:1.4fr repeat(3,1fr);gap:36px}.footer-brand p{color:#827c73;font-size:12px;line-height:1.8;max-width:300px}.footer-column h3{font-size:12px;margin:0 0 15px}.footer-column a{display:block;color:#878178;font-size:12px;margin:8px 0}.footer-column a:hover{color:var(--orange)}.footer-bottom{display:flex;justify-content:space-between;gap:20px;border-top:1px solid var(--line);margin-top:40px;padding-top:20px;color:#68635c;font:10px ui-monospace,monospace}.mobile-nav{display:none}
@media(max-width:850px){.shell,.nav-shell,.hero-copy{width:min(calc(100% - 32px),var(--max))}.nav-shell{height:70px}.desktop-nav,.header-actions{display:none}.mobile-portal-link,.menu-toggle{display:flex}.mobile-portal-link{margin-left:auto;align-items:center;gap:6px;color:var(--orange);font-size:12px}.menu-toggle{margin-left:18px;background:transparent;border:0;padding:7px;flex-direction:column;gap:5px}.menu-toggle span{display:block;width:22px;height:1px;background:var(--ink)}.mobile-nav{display:flex;position:absolute;left:16px;right:16px;top:63px;background:#0b0a08;border:1px solid var(--line);padding:14px;flex-direction:column;gap:0;opacity:0;pointer-events:none;transform:translateY(-8px);transition:opacity .2s,transform .2s}.mobile-nav.open{opacity:1;pointer-events:auto;transform:translateY(0)}.mobile-nav a{padding:11px 8px;border-bottom:1px solid var(--line);font-size:13px;color:#b8b0a6}.mobile-nav a:last-child{border-bottom:0}.home-hero{min-height:calc(100svh - 70px)}.hero-copy{padding-top:72px}.hero-title{font-size:4.8rem}.hero-title span+span{font-size:.49em}.hero-lead{font-size:14px;margin-top:22px}.hero-actions{flex-direction:column;align-items:stretch}.button-primary,.button-ghost{width:100%}.panel-grid{grid-template-columns:1fr;gap:42px}.home-panel,.feature-panel,.page-section{padding:78px 0}.panel-title{font-size:4.4rem}.feature-strip{grid-template-columns:1fr}.feature-item{border-right:0;border-bottom:1px solid var(--line)}.feature-item:last-child{border-bottom:0}.page-hero{padding:72px 0 65px}.page-hero .hero-title{font-size:4.4rem}.page-section-heading{display:block}.page-section-heading p{margin-top:24px}.card-grid{grid-template-columns:1fr}.info-card{min-height:auto}.terminal-panel{min-height:0}.contact-box{display:block}.contact-box .button-primary{margin-top:25px}.footer-grid{grid-template-columns:1fr 1fr}.footer-brand{grid-column:span 2}.footer-bottom{display:block}.footer-bottom span{display:block;margin-top:7px}}
@media(max-width:520px){.wordmark{font-size:18px}.wordmark-logo{width:34px;height:34px}.hero-title{font-size:3.5rem}.page-hero .hero-title{font-size:3.7rem}.panel-title{font-size:3.5rem}.hero-copy{padding-top:65px}.route-visual{min-height:315px;padding:15px}.route-map{transform:scale(.82);transform-origin:top left;width:122%;margin-top:18px}.metric-row{gap:8px}.metric-row strong{font-size:17px}.footer-grid{gap:25px 18px}}
@media(min-width:851px){.feature-panel .button-ghost{border-color:#8e8174;color:#30271f}.feature-panel .button-ghost:hover{background:#d9d0c5;border-color:#a75229}}