:root{--lightningcss-light:initial;--lightningcss-dark: ;color-scheme:light;font-synthesis:none;--ink:#111827;--muted:#5c6678;--line:#dbe1e9;--paper:#f5f7fa;--white:#fff;--dark:#151922;--panel:#1a2331;--panel-2:#222b3a;--dark-line:#303a4b;--dark-text:#e5e7eb;--dark-muted:#a8b2c2;--blue:#3b82f6;--blue-dark:#2465cc;--cyan:#38bdf8;--green:#4ade80;--amber:#fbbf24;--red:#f87171;--mono:"Cascadia Code", "JetBrains Mono", Consolas, monospace;--shell:min(1200px, calc(100vw - 48px));font-family:Inter,Segoe UI,system-ui,sans-serif}*,:before,:after{box-sizing:border-box}html{scroll-behavior:smooth}body{background:var(--paper);color:var(--ink);text-rendering:optimizelegibility;margin:0;line-height:1.55}button,input,textarea,select{font:inherit}a{color:inherit}code{font-family:var(--mono);font-size:.92em}.shell{width:var(--shell);margin-inline:auto}.sr-only{clip:rect(0, 0, 0, 0);white-space:nowrap;border:0;width:1px;height:1px;margin:-1px;padding:0;position:absolute;overflow:hidden}.skip-link{z-index:1000;background:var(--white);color:var(--ink);padding:10px 14px;position:fixed;top:12px;left:12px;transform:translateY(-160%)}.skip-link:focus{transform:translateY(0)}:focus-visible{outline-offset:3px;outline:3px solid #60a5fa}.dark-section{color:var(--dark-text);background:var(--dark)}.site-header{z-index:100;color:var(--dark-text);border-bottom:1px solid #0000;transition:background .18s,border-color .18s;position:fixed;inset:0 0 auto}.site-header.is-scrolled{border-color:var(--dark-line);-webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px);background:#151922f0}.nav-shell{justify-content:space-between;align-items:center;min-height:72px;display:flex}.brand{align-items:center;text-decoration:none;display:inline-flex}.brand-logo{width:auto;max-width:min(210px,52vw);height:34px;display:block}.brand-logo-footer{max-width:240px;height:42px}.footer-brand{margin-bottom:8px}.primary-nav{align-items:center;gap:30px;display:flex}.primary-nav>a:not(.button){color:var(--dark-muted);font-size:14px;font-weight:600;text-decoration:none}.primary-nav>a:not(.button):hover{color:var(--white)}.auth-slot{align-items:center;gap:12px;min-width:0;display:flex}.auth-slot .auth-email{max-width:220px;color:var(--dark-muted);text-overflow:ellipsis;white-space:nowrap;font-size:14px;font-weight:600;text-decoration:none;overflow:hidden}.auth-slot .auth-email:hover{color:var(--white)}.nav-toggle{border:1px solid var(--dark-line);background:var(--panel);width:44px;height:44px;padding:12px 10px;display:none}.nav-toggle>span:not(.sr-only){background:var(--dark-text);height:2px;margin:5px 0;display:block}.button{border:1px solid var(--blue);background:var(--blue);color:#fff;cursor:pointer;justify-content:center;align-items:center;min-height:48px;padding:0 22px;font-weight:700;text-decoration:none;transition:background .15s,border-color .15s,transform .15s;display:inline-flex}.button:hover{background:var(--blue-dark);border-color:var(--blue-dark);transform:translateY(-1px)}.button-small{min-height:38px;padding-inline:16px;font-size:13px}.text-link{color:var(--dark-text);align-items:center;gap:8px;font-weight:650;text-decoration:none;display:inline-flex}.text-link span{color:var(--cyan)}.section{padding:112px 0}.section-label,.eyebrow{color:var(--blue-dark);font-family:var(--mono);letter-spacing:.1em;text-transform:uppercase;margin:0 0 16px;font-size:12px;font-weight:700}.dark-section .section-label,.dark-section .eyebrow{color:var(--cyan)}h1,h2,h3,p{margin-top:0}h1,h2,h3{line-height:1.12}h1{letter-spacing:-.055em;max-width:750px;margin-bottom:24px;font-size:clamp(48px,6vw,80px)}h2{letter-spacing:-.045em;max-width:780px;margin-bottom:22px;font-size:clamp(34px,4.2vw,56px)}h3{letter-spacing:-.025em;margin-bottom:12px;font-size:21px}.hero{min-height:820px;padding:154px 0 96px;overflow:hidden}.hero-grid{grid-template-columns:minmax(0,.9fr) minmax(520px,1.1fr);align-items:center;gap:64px;display:grid}.hero-copy{z-index:2;position:relative}.eyebrow{align-items:center;gap:9px;display:flex}.status-dot{background:var(--green);border-radius:50%;width:7px;height:7px;box-shadow:0 0 0 5px #4ade801a}.hero-lead{max-width:660px;color:var(--dark-muted);margin-bottom:32px;font-size:20px}.hero-lead code{color:var(--dark-text)}.hero-benefits{color:var(--dark-text);gap:10px;margin:0 0 34px;padding:0;list-style:none;display:grid}.hero-benefits li{padding-left:24px;font-size:14px;position:relative}.hero-benefits li:before{content:"✓";color:var(--green);font-weight:800;position:absolute;left:0}.hero-actions{align-items:center;gap:24px;margin-bottom:28px;display:flex}.scope-note{border-left:2px solid var(--amber);max-width:620px;color:var(--dark-muted);padding-left:14px;font-size:13px}.network-visual{border:1px solid var(--dark-line);background:#10141c;position:relative}.network-visual:after{z-index:-1;content:"";border:1px solid #38bdf833;border-radius:50%;width:380px;height:380px;position:absolute;bottom:-100px;right:-120px}.visual-toolbar{border-bottom:1px solid var(--dark-line);background:var(--panel);height:45px;font-family:var(--mono);justify-content:space-between;align-items:center;padding:0 15px;font-size:11px;display:flex}.visual-title{color:var(--dark-text)}.visual-mode{color:var(--dark-muted);align-items:center;gap:6px;display:flex}.visual-mode i{background:var(--green);border-radius:50%;width:6px;height:6px}.visual-stage{background-image:linear-gradient(#303a4b38 1px,#0000 1px),linear-gradient(90deg,#303a4b38 1px,#0000 1px);background-size:24px 24px;height:410px;position:relative}.link-layer{pointer-events:none;width:100%;height:100%;position:absolute;inset:0}.link,.uplink{fill:none;stroke:var(--cyan);stroke-width:2px;stroke-dasharray:8 7}.uplink{stroke:#718096;stroke-dasharray:3 6}.node{background:var(--panel);border:1px solid #3a4558;width:148px;position:absolute}.node-panel{top:67px;left:20px}.node-runtime{top:166px;left:calc(50% - 74px)}.node-field{top:61px;right:20px}.node-head{border-bottom:1px solid var(--dark-line);grid-template-columns:auto 1fr auto;align-items:center;gap:7px;padding:9px;display:grid}.node-head b{font-size:12px}.node-head small{color:#7f8a9d;font-family:var(--mono);font-size:8px}.led{background:var(--green);border-radius:50%;width:7px;height:7px}.ports{border-bottom:1px solid #303a4ba6;grid-template-columns:auto 1fr auto;align-items:center;gap:7px;padding:7px 9px;font-size:10px;display:grid}.ports:last-child{border:0}.ports b{color:var(--green);font-family:var(--mono)}.port{font-size:7px;font-weight:800}.port.in{color:var(--green)}.port.out{color:var(--amber)}.management-node{background:#202a39;border:1px solid #4a566b;grid-template-columns:auto 1fr;gap:2px 12px;width:220px;padding:13px 14px;display:grid;position:absolute;bottom:17px;left:calc(50% - 110px)}.management-node span{color:var(--cyan);font-family:var(--mono);grid-row:1/3;align-self:center;font-size:9px}.management-node strong{font-size:12px}.management-node small{color:var(--dark-muted);font-family:var(--mono);font-size:8px}.visual-caption{border-top:1px solid var(--dark-line);color:var(--dark-muted);font-family:var(--mono);gap:8px;margin:0;padding:10px 15px;font-size:10px;display:flex}.visual-caption span{color:var(--green);font-weight:800}.evidence-band{border-bottom:1px solid var(--line);background:var(--white)}.evidence-grid{grid-template-columns:repeat(4,1fr);display:grid}.evidence-grid>div{border-right:1px solid var(--line);grid-template-columns:auto 1fr;align-content:center;gap:4px 10px;min-height:118px;padding:20px 24px;display:grid}.evidence-grid>div:first-child{border-left:1px solid var(--line)}.evidence-grid strong{font-size:14px}.evidence-grid small{color:var(--muted);grid-column:2;font-size:11px}.value-index{color:var(--blue-dark);font-family:var(--mono);grid-row:1/3;align-self:center;font-size:11px}.tier{width:fit-content;font-family:var(--mono);letter-spacing:.06em;white-space:nowrap;border:1px solid;align-items:center;padding:3px 6px;font-size:9px;font-weight:800;display:inline-flex}.tier-ci{color:#1d5fbe;background:#edf4ff;border-color:#2465cc4d}.tier-lab{color:#157537;background:#ecfdf3;border-color:#16a34a4d}.dark-section .tier-ci{color:#7dd3fc;background:#38bdf814;border-color:#38bdf859}.dark-section .tier-lab{color:var(--green);background:#4ade8012;border-color:#4ade8059}.split-heading{grid-template-columns:1.2fr .8fr;align-items:end;gap:80px;margin-bottom:54px;display:grid}.split-heading h2,.section-heading h2{margin-bottom:0}.split-heading>p,.section-heading>p:last-child{max-width:600px;color:var(--muted);margin:0;font-size:17px}.fit-grid{border:1px solid var(--line);background:var(--white);grid-template-columns:repeat(3,1fr);display:grid}.fit-card,.not-fit{min-height:270px;padding:38px}.fit-card{border-right:1px solid var(--line)}.fit-card:last-child{border-right:0}.fit-card p,.not-fit p{color:var(--muted)}.card-index{color:var(--blue-dark);font-family:var(--mono);margin-bottom:68px;font-size:11px;display:block}.not-fit{background:#edf1f6}.not-fit h3{max-width:390px;font-size:27px}.benefit-list{border-top:1px solid var(--line);color:var(--muted);gap:8px;margin:24px 0 0;padding:20px 0 0;font-size:12px;list-style:none;display:grid}.benefit-list li{padding-left:17px;position:relative}.benefit-list li:before{content:"—";color:var(--blue-dark);position:absolute;left:0}.audience-note{color:var(--muted);margin-top:18px;font-size:12px}.application-section{border-top:1px solid var(--line);background:#edf1f6}.application-grid{border-top:1px solid var(--line);border-left:1px solid var(--line);grid-template-columns:repeat(3,1fr);display:grid}.application-grid article{border-right:1px solid var(--line);border-bottom:1px solid var(--line);background:var(--white);flex-direction:column;min-height:285px;padding:30px;display:flex}.application-number{color:var(--blue-dark);font-family:var(--mono);margin-bottom:46px;font-size:10px}.application-grid h3{max-width:300px}.application-grid p{color:var(--muted);font-size:13px}.application-proof{width:fit-content;color:var(--blue-dark);font-family:var(--mono);letter-spacing:.04em;margin-top:auto;padding-top:18px;font-size:9px;font-weight:700}.application-proof.lab{color:#157537}.application-caveat{color:var(--muted);margin:18px 0 0;font-size:12px}.workflow-section{border-top:1px solid var(--dark-line)}.section-heading{margin-bottom:56px}.pipeline{border:1px solid var(--dark-line);grid-template-columns:repeat(4,1fr);margin:0;padding:0;list-style:none;display:grid}.pipeline li{border-right:1px solid var(--dark-line);flex-direction:column;min-height:350px;padding:29px;display:flex}.pipeline li:last-child{border:0}.step-number{color:#69758a;font-family:var(--mono);margin-bottom:58px;font-size:12px}.pipeline .tier{margin-bottom:20px}.pipeline h3{font-size:26px}.pipeline p{color:var(--dark-muted);font-size:14px}.code-line{color:var(--cyan);margin-top:auto;font-size:10px}.ota-note{background:#fbbf240d;border:1px solid #5b4b22;border-top:0;grid-template-columns:1fr 2fr;gap:30px;padding:20px 28px;display:grid}.ota-note strong{color:var(--amber)}.ota-note span{color:var(--dark-muted)}.demo-section{background:var(--white)}.demo-grid{grid-template-columns:repeat(3,1fr);gap:20px;display:grid}.demo-card{border:1px solid var(--line);background:var(--white);overflow:hidden}.demo-preview{border-bottom:1px solid var(--line);background-color:var(--dark);height:230px}.demo-copy{padding:28px}.demo-copy .tier{margin-bottom:18px}.demo-copy p{color:var(--muted);margin-bottom:0;font-size:14px}.mini-topology{background-image:linear-gradient(#303a4b3d 1px,#0000 1px),linear-gradient(90deg,#303a4b3d 1px,#0000 1px);background-size:20px 20px;justify-content:center;align-items:center;gap:0;display:flex}.mini-node{width:105px;color:var(--dark-text);border:1px solid #465267;gap:8px;padding:14px;font-weight:700;display:grid}.mini-node small{color:var(--green);font-family:var(--mono);font-size:8px}.mini-topology i{border-top:2px dashed var(--cyan);width:75px}.code-preview{color:#cbd5e1;font-family:var(--mono);align-content:center;gap:10px;padding:45px;font-size:13px;display:grid}.code-preview b{color:#c084fc}.code-preview em{color:var(--green);font-style:normal}.field-preview{color:var(--dark-text);font-family:var(--mono);grid-template-columns:auto 1fr auto 1fr auto;justify-content:center;align-items:center;gap:12px;padding:58px 32px;font-size:11px;display:grid}.field-preview i{color:var(--cyan);font-size:9px;font-style:normal}.field-preview:before,.field-preview:after{content:"";background:var(--cyan);height:1px}.radio-wave{border:2px solid var(--green);border-radius:50%;width:12px;height:12px}.architecture-section{border-block:1px solid var(--dark-line)}.architecture-grid{grid-template-columns:.85fr 1.15fr;align-items:center;gap:96px;display:grid}.architecture-lead{max-width:560px;color:var(--dark-muted);font-size:17px}.trust-list{border-top:1px solid var(--dark-line);margin:38px 0 0;padding:0;list-style:none}.trust-list li{border-bottom:1px solid var(--dark-line);grid-template-columns:34px 1fr;align-items:center;gap:16px;padding:16px 0;display:grid}.trust-list li>span{color:#687489;font-family:var(--mono);font-size:10px}.trust-list div{justify-content:space-between;align-items:center;gap:15px;display:flex}.trust-list small{color:var(--dark-muted);font-family:var(--mono);font-size:10px}.boundary-diagram{border:1px solid var(--dark-line);background:#10141c;padding:26px}.boundary-field,.boundary-lan{border:1px solid #425069;padding:45px 28px 27px;position:relative}.boundary-label{color:#8792a6;font-family:var(--mono);letter-spacing:.08em;font-size:9px;position:absolute;top:12px;left:14px}.device-row{grid-template-columns:1fr auto 1fr;align-items:center;gap:12px;display:grid}.device-row b{border:1px solid var(--dark-line);color:var(--dark-text);font-family:var(--mono);text-align:center;padding:17px 12px;font-size:10px}.device-row i{color:var(--cyan);font-family:var(--mono);font-size:8px;font-style:normal}.mgmt-box{border:1px solid var(--cyan);text-align:center;gap:3px;width:190px;margin:38px auto 0;padding:13px;display:grid}.mgmt-box strong{font-family:var(--mono);font-size:11px}.mgmt-box small{color:var(--dark-muted);font-size:9px}.boundary-lan{border-color:#755e26;grid-template-columns:1fr 60px 1fr;align-items:center;gap:0;margin-top:18px;display:grid}.boundary-lan>div{border:1px solid var(--dark-line);text-align:center;gap:4px;padding:13px;display:grid}.boundary-lan b{font-family:var(--mono);font-size:11px}.boundary-lan small{color:var(--dark-muted);font-size:9px}.boundary-lan>i{border-top:1px dashed var(--amber)}.boundary-diagram>p{color:var(--amber);font-family:var(--mono);text-align:center;margin:16px 0 0;font-size:9px}.proof-section{background:var(--paper)}.capability-list{border-top:1px solid var(--line);border-left:1px solid var(--line);grid-template-columns:repeat(3,1fr);display:grid}.capability-list article{border-right:1px solid var(--line);border-bottom:1px solid var(--line);background:var(--white);min-height:180px;padding:26px}.capability-list .tier{margin-bottom:30px}.capability-list h3{margin-bottom:6px;font-size:18px}.capability-list p{color:var(--muted);margin:0;font-size:13px}.limitations{background:#fffaf0;border:1px solid #d7c58f;grid-template-columns:repeat(3,1fr);margin-top:30px;display:grid}.limitations>div{border-right:1px solid #e2d5ad;flex-direction:column;min-height:155px;padding:26px;display:flex}.limitations>div:last-child{border:0}.limitations .section-label{color:#805c08;margin-bottom:15px}.limitations span{color:#6c6045;margin-top:8px;font-size:13px}.hardware-section{background:var(--white)}.hardware-rail{border-top:1px solid var(--line);border-left:1px solid var(--line);grid-template-columns:repeat(2,1fr);display:grid}.hardware-rail article{border-right:1px solid var(--line);border-bottom:1px solid var(--line);grid-template-columns:180px 1fr;align-items:stretch;gap:24px;min-height:260px;padding:32px;display:grid}.board-photo{border:1px solid var(--line);background:#e7ebf0;min-height:196px;margin:0;position:relative;overflow:hidden}.board-photo img{object-fit:cover;width:100%;height:100%;display:block}.board-photo figcaption{color:#fff;text-align:center;background:#0f131ad1;padding:5px 7px;font-size:9px;position:absolute;bottom:8px;left:8px;right:8px}.hardware-rail article>div{align-self:center}.hardware-rail h3{margin-bottom:6px}.hardware-rail p{color:var(--muted);margin-bottom:14px}.hardware-rail code{color:var(--blue-dark);font-size:11px}.photo-source{color:var(--muted);margin-top:22px;font-size:10px;text-decoration:none;display:block}.photo-source:hover{color:var(--blue-dark)}.hardware-photo-note{color:var(--muted);margin:16px 0 0;font-size:11px}.choice-section{background:var(--white);padding-top:0}.choice-grid{grid-template-columns:1fr 1fr;display:grid}.choose-panel,.alternative-panel{border:1px solid var(--line);padding:54px}.choose-panel{background:#edf4ff;border-right:0}.alternative-panel{background:var(--paper)}.choice-grid h2{font-size:35px}.check-list,.plain-list{gap:14px;margin:32px 0 0;padding:0;list-style:none;display:grid}.check-list li,.plain-list li{padding-left:28px;position:relative}.check-list li:before{content:"✓";color:var(--blue-dark);font-weight:800;position:absolute;left:0}.plain-list li:before{content:"—";color:var(--muted);position:absolute;left:3px}.complement-note{border-top:1px solid var(--line);color:var(--muted);margin:35px 0 0;padding-top:20px;font-size:13px}.pilot-section{border-top:1px solid var(--dark-line)}.pilot-grid{grid-template-columns:1fr .8fr;gap:100px;display:grid}.pilot-lead{max-width:600px;color:var(--dark-muted);font-size:18px}.scope-columns{grid-template-columns:1fr 1fr;gap:20px;margin-top:50px;display:grid}.scope-columns>div{border:1px solid var(--dark-line);padding:24px}.scope-columns strong{color:var(--cyan);font-family:var(--mono);text-transform:uppercase;margin-bottom:15px;font-size:11px;display:block}.scope-columns ul{color:var(--dark-muted);gap:8px;margin:0;padding-left:18px;font-size:13px;display:grid}.pilot-form{border:1px solid var(--dark-line);background:var(--panel);gap:17px;padding:36px;display:grid}.form-head{margin-bottom:8px}.form-head .tier{margin-bottom:18px}.form-head h3{font-size:28px}.form-head p{color:var(--dark-muted);font-size:13px}.pilot-form label{color:var(--dark-muted);letter-spacing:.03em;gap:7px;font-size:11px;font-weight:700;display:grid}.pilot-form input,.pilot-form textarea,.pilot-form select{width:100%;min-height:46px;color:var(--dark-text);background:#111722;border:1px solid #3a4558;border-radius:0;padding:11px 12px}.pilot-form textarea{resize:vertical}.pilot-form input::placeholder,.pilot-form textarea::placeholder{color:#6f7a8e}.pilot-form .consent{letter-spacing:0;grid-template-columns:auto 1fr;align-items:start;font-weight:500}.pilot-form .consent input{width:18px;min-height:18px;accent-color:var(--blue);margin:2px 0 0}.pilot-form .button{width:100%;margin-top:4px}.form-status{min-height:20px;color:var(--green);margin:0;font-size:12px}.faq-section{background:var(--white)}.faq-grid{grid-template-columns:.55fr 1fr;gap:110px;display:grid}.faq-list{border-top:1px solid var(--line)}.faq-list details{border-bottom:1px solid var(--line)}.faq-list summary{cursor:pointer;padding:25px 46px 25px 0;font-weight:700;list-style:none;position:relative}.faq-list summary::-webkit-details-marker{display:none}.faq-list summary:after{content:"+";color:var(--blue-dark);font-family:var(--mono);font-size:22px;font-weight:400;position:absolute;right:5px}.faq-list details[open] summary:after{content:"−"}.faq-list details p{max-width:720px;color:var(--muted);margin:-8px 0 24px}.final-cta{border-top:1px solid var(--dark-line);padding:70px 0}.final-cta-inner{justify-content:space-between;align-items:center;gap:40px;display:flex}.final-cta h2{margin:0;font-size:38px}.final-cta-inner>div:last-child{align-items:center;gap:24px;display:flex}.site-footer{border-top:1px solid var(--dark-line);color:var(--dark-text);background:#0f131a;padding:70px 0 24px}.footer-grid{grid-template-columns:2fr 1fr 1fr 1fr;gap:60px;padding-bottom:64px;display:grid}.footer-grid>div{flex-direction:column;align-items:flex-start;gap:9px;display:flex}.footer-grid p,.footer-grid a,.footer-grid span{color:var(--dark-muted);margin:0;font-size:12px;text-decoration:none}.footer-grid p{max-width:280px}.footer-grid a:hover{color:var(--white)}.footer-grid strong{margin-bottom:7px;font-size:12px}.footer-bottom{border-top:1px solid var(--dark-line);color:#778195;font-family:var(--mono);justify-content:space-between;padding-top:22px;font-size:10px;display:flex}.support-hero{padding:160px 0 92px}.support-hero h1{max-width:900px;margin-bottom:22px;font-size:clamp(46px,6vw,72px)}.support-lead{max-width:760px;color:var(--dark-muted);margin:0;font-size:19px}.support-grid{border-top:1px solid var(--line);border-left:1px solid var(--line);grid-template-columns:repeat(3,1fr);display:grid}.support-card{border-right:1px solid var(--line);border-bottom:1px solid var(--line);background:var(--white);flex-direction:column;min-height:370px;padding:35px;display:flex}.support-card h2{font-size:29px}.support-card>p:not(.section-label){color:var(--muted);font-size:14px}.support-card .text-link,.support-card .button{margin-top:auto}.steps-grid .support-card:last-child{grid-column:1/-1}.shop-plans{border-top:1px solid var(--line);border-left:1px solid var(--line);grid-template-columns:repeat(4,1fr);display:grid}.plan-devices{border-top:1px dashed var(--line);color:var(--muted);gap:6px;padding-top:14px;font-size:12px;display:grid}.plan-devices strong{color:var(--ink);letter-spacing:.03em;font-size:11px}.plan-devices ul{gap:4px;margin:0;padding-left:16px;display:grid}.support-icon{color:var(--blue-dark);font-family:var(--mono);margin-bottom:48px;font-size:11px}.dark-link{color:var(--ink)}.reference-section{background:#edf1f6}.reference-layout{grid-template-columns:230px 1fr;align-items:start;gap:70px;display:grid}.reference-nav{border-top:1px solid var(--line);border-bottom:1px solid var(--line);gap:3px;padding:22px 0;display:grid;position:sticky;top:98px}.reference-nav .section-label{margin-bottom:12px}.reference-nav a{color:var(--muted);padding:7px 0;font-size:13px;text-decoration:none}.reference-nav a:hover{color:var(--blue-dark)}.reference-nav a.is-active{color:var(--blue-dark);font-weight:600}.support-nav-group,.support-nav-lesson{border:none;margin:0;padding:0}.support-nav-group>summary,.support-nav-lesson>summary{cursor:pointer;color:var(--ink);padding:7px 22px 7px 0;font-size:13px;font-weight:700;list-style:none;position:relative}.support-nav-lesson>summary{font-weight:600}.support-nav-group>summary::-webkit-details-marker{display:none}.support-nav-lesson>summary::-webkit-details-marker{display:none}.support-nav-group>summary:after,.support-nav-lesson>summary:after{content:"+";color:var(--blue-dark);font-family:var(--mono);font-size:16px;font-weight:400;line-height:1;position:absolute;top:5px;right:0}.support-nav-group[open]>summary:after,.support-nav-lesson[open]>summary:after{content:"−"}.support-nav-group>summary:hover,.support-nav-lesson>summary:hover{color:var(--blue-dark)}.support-nav-lesson>summary a{color:inherit;font-weight:inherit}.support-nav-nested{border-left:1px solid var(--line);gap:0;margin:2px 0 10px 10px;padding-left:10px;display:grid}.support-nav-steps{gap:0;margin:0 0 8px;display:grid}.support-nav-steps a{padding:5px 0 5px 2px;font-size:12px}.support-nav-lessons{gap:4px}.reference-content{background:var(--white);padding:55px clamp(25px,6vw,80px)}.reference-content h2{font-size:46px}.reference-intro{max-width:720px;color:var(--muted);margin-bottom:60px;font-size:18px}.reference-content section{border-top:1px solid var(--line);padding:34px 0}.reference-content section h3{font-size:24px}.reference-content section h4{color:var(--ink);margin:30px 0 10px;font-size:17px}.reference-content section p{max-width:760px;color:var(--muted)}.tutorial-steps{counter-reset:tutorial-step;gap:12px;max-width:760px;margin:24px 0 0;padding:0;list-style:none;display:grid}.tutorial-steps li{border:1px solid var(--line);background:var(--white);min-height:48px;color:var(--muted);padding:12px 16px 12px 58px;position:relative}.tutorial-steps li:before{color:var(--blue-dark);content:"0" counter(tutorial-step);counter-increment:tutorial-step;font:700 12px var(--mono);position:absolute;top:12px;left:16px}kbd{border:1px solid var(--line);color:var(--ink);font:.85em var(--mono);background:#f8fafc;border-bottom-color:#aab4c3;padding:2px 5px}pre{border:1px solid var(--dark-line);background:var(--dark);color:#d5deeb;font-family:var(--mono);margin:24px 0 0;padding:23px;font-size:13px;line-height:1.7;overflow:auto}.reference-list{border-top:1px solid var(--line);gap:0;margin:24px 0 0;display:grid}.reference-list>div{border-bottom:1px solid var(--line);grid-template-columns:210px 1fr;gap:24px;padding:15px 0;display:grid}.reference-list dt{color:var(--blue-dark)}.reference-list dd{color:var(--muted);margin:0}.reference-table-wrap{border:1px solid var(--line);margin:28px 0;overflow-x:auto}.reference-table{border-collapse:collapse;background:var(--white);text-align:left;width:100%;min-width:660px}.reference-table caption{color:var(--ink);text-align:left;padding:18px 20px;font-size:17px;font-weight:750}.reference-table th,.reference-table td{border-top:1px solid var(--line);vertical-align:top;padding:13px 16px;font-size:12px}.reference-table th{color:var(--muted);text-transform:uppercase;font-size:10px}.reference-table td:first-child{width:27%;color:var(--blue-dark)}.reference-table td:nth-child(2){width:35%;color:var(--muted)}.reference-table td:nth-child(3){width:38%}.topic-list{gap:16px;margin-top:28px;display:grid}.topic-list article{border:1px solid var(--line);background:var(--white);padding:22px 24px;scroll-margin-top:32px}.topic-list h4{color:var(--blue-dark);margin:0 0 12px}.topic-list p{margin:8px 0}.topic-list pre{white-space:pre-wrap;margin:16px 0 0}.reference-table a{color:var(--blue-dark);font-size:11px;text-decoration:none}.reference-table a:hover{text-decoration:underline}.callout{border-left:3px solid var(--amber);background:#fffaf0;padding:18px 20px;color:#60502c!important}.reference-actions{align-items:center;gap:24px;margin-top:30px;display:flex}.firmware-section{background:#edf1f6}.firmware-notice{background:#edf4ff;border:1px solid #ccd8ec;margin-bottom:35px;padding:48px}.firmware-notice h2{max-width:850px;font-size:39px}.firmware-notice p{max-width:800px;color:var(--muted)}.download-tools{border:1px solid var(--line);background:var(--white);margin-bottom:35px;padding:48px}.download-tools h2{max-width:850px;font-size:34px}.download-tools p{max-width:820px;color:var(--muted)}.download-actions{flex-wrap:wrap;align-items:center;gap:18px 28px;margin:24px 0;display:flex}.download-tools pre{margin-top:8px}.firmware-table-wrap{border:1px solid var(--line);background:var(--white);overflow-x:auto}.firmware-table{border-collapse:collapse;text-align:left;width:100%;min-width:760px}.firmware-table caption{color:var(--ink);text-align:left;padding:24px 28px;font-size:21px;font-weight:700}.firmware-table th,.firmware-table td{border-top:1px solid var(--line);padding:16px 22px;font-size:13px}.firmware-table th{color:var(--muted);text-transform:uppercase;font-size:11px}.cell-note{color:var(--muted);font-size:12px;display:block}.account-actions{align-items:center;gap:10px;display:flex}.icon-button{border:1px solid var(--line);background:var(--white);width:40px;height:40px;color:var(--blue);cursor:pointer;justify-content:center;align-items:center;padding:0;transition:border-color .15s,background .15s;display:inline-flex}.icon-button svg{display:block}.icon-button:hover:not(:disabled){border-color:var(--blue);background:#eaf2ff}.icon-button:disabled{color:#b7c0ce;cursor:not-allowed}.firmware-table tr[data-order-detail]>td{background:#f7f9fc;padding-block:6px 22px}.activate-form{flex-wrap:wrap;align-items:flex-end;gap:12px 18px;display:flex}.activate-form label{color:var(--muted);flex-direction:column;gap:6px;font-size:13px;display:flex}.activate-form input{border:1px solid var(--line);background:var(--white);min-width:300px;color:var(--ink);padding:10px 12px}.activate-form .form-status{flex-basis:100%;margin:0}.payment-list{border:1px solid var(--line);background:var(--white);display:grid}.payment-item{border-top:1px solid var(--line);cursor:pointer;align-items:center;gap:18px;padding:18px 22px;display:flex}.payment-item:first-child{border-top:0}.payment-item input{width:20px;height:20px;accent-color:var(--blue);flex:none}.payment-item-main{flex-direction:column;gap:2px;display:flex}.payment-item-plan{font-weight:700}.payment-item-id{color:var(--muted);font-family:var(--mono);font-size:12px}.payment-item-price{white-space:nowrap;margin-left:auto;font-weight:700}.payment-summary{flex-wrap:wrap;align-items:center;gap:12px 28px;margin-top:28px;display:flex}.payment-total{font-size:22px}.payment-methods{flex-wrap:wrap;gap:14px;margin-top:24px;display:flex}.firmware-steps{border:1px solid var(--line);background:var(--white);grid-template-columns:repeat(3,1fr);margin-top:35px;display:grid}.firmware-steps>div{border-right:1px solid var(--line);min-height:205px;padding:30px}.firmware-steps>div:last-child{border-right:0}.firmware-steps span{color:var(--blue-dark);font-family:var(--mono);font-size:11px}.firmware-steps h3{margin-top:28px}.firmware-steps p{color:var(--muted);font-size:13px}.build-guide{max-width:840px;margin-top:75px}.build-guide h2{font-size:35px}.build-guide>p:not(.section-label){color:var(--muted)}.sandbox-section{background:#edf1f6}.sandbox-warning{color:#6d5724;background:#fffaf0;border:1px solid #d8c384;margin-bottom:24px;padding:17px 22px;font-size:14px}.demo-ide{border:1px solid var(--dark-line);background:var(--dark);color:var(--dark-text);overflow:hidden}.ide-topbar,.ide-toolbar,.ide-statusbar{font-family:var(--mono);align-items:center;gap:16px;padding:0 16px;font-size:10px;display:flex}.ide-topbar{border-bottom:1px solid var(--dark-line);background:#10141c;height:45px}.ide-wordmark{color:var(--cyan);font-weight:800}.ide-path{color:var(--dark-muted)}.ide-mode{color:var(--amber);margin-left:auto}.ide-toolbar{border-bottom:1px solid var(--dark-line);background:var(--panel);height:46px}.ide-toolbar button{color:#8290a4;background:#222d3d;border:1px solid #40506a;padding:6px 9px;font-size:10px}.ide-toolbar button:not(:disabled){color:var(--dark-text);cursor:pointer}.ide-toolbar label{color:var(--dark-muted);align-items:center;gap:7px;display:flex}.ide-toolbar select{color:var(--dark-text);font:inherit;background:#151922;border:1px solid #40506a;padding:5px}.ide-toolbar>span{color:var(--dark-muted);margin-left:auto}.ide-main{grid-template-columns:190px 1fr 250px;min-height:460px;display:grid}.ide-sidebar,.ide-inspector{color:var(--dark-muted);background:#121822;flex-direction:column;gap:12px;padding:22px 16px;font-size:11px;display:flex}.ide-sidebar{border-right:1px solid var(--dark-line)}.ide-inspector{border-left:1px solid var(--dark-line)}.ide-sidebar strong,.ide-inspector strong{color:var(--dark-text)}.sandbox-mode{color:var(--dark-muted);text-align:left;cursor:pointer;font:inherit;background:0 0;border:0}.sandbox-mode.active,.ide-file{color:var(--cyan)}button.ide-file{color:var(--dark-muted);cursor:pointer;font:inherit;text-align:left;background:0 0;border:0;padding:0}button.ide-file.active{color:var(--cyan)}.sandbox-editor:read-only{color:#b9d8f3;cursor:default}.ide-sidebar hr,.ide-inspector hr{border:0;border-top:1px solid var(--dark-line);width:100%;margin:7px 0}.ide-inspector p{margin:0;line-height:1.45}.demo-status{color:var(--amber)}.ide-editor{background:#151922;min-width:0}.sandbox-panel{display:none}.sandbox-panel.active{display:block}.sandbox-simulation{color:var(--dark-text);background:#151922;padding:28px}.sandbox-simulation h3{margin-top:0}.sandbox-simulation p{color:var(--dark-muted)}.sandbox-simulation label{font:11px var(--mono);margin:10px 0;display:block}.sandbox-simulation input{width:70px;color:var(--dark-text);background:#10141c;border:1px solid #40506a;margin-left:8px}.sandbox-actions{gap:10px;margin:20px 0;display:flex}.sandbox-actions button{color:var(--dark-text);background:#222d3d;border:1px solid #40506a;padding:8px 12px}.sandbox-simulation pre,.sandbox-node{white-space:pre-wrap;color:#b9d8f3;font:11px/1.5 var(--mono)}.sandbox-topology{grid-template-columns:minmax(110px,1fr) minmax(170px,1.3fr) minmax(110px,1fr);align-items:center;gap:20px;min-height:250px;display:grid}.sandbox-node{text-align:center;background:#1e3a5f;border:1px solid #3d6d92;gap:10px;padding:34px 18px;display:grid}.sandbox-node span{color:var(--dark-muted);font:10px var(--mono)}.sandbox-port-column{gap:12px;display:grid}.sandbox-port{color:#b9d8f3;font:10px var(--mono);background:#10141c;border:1px solid #40506a;padding:9px;position:relative}.sandbox-port-column:not(.is-output) .sandbox-port:after,.sandbox-port-column.is-output .sandbox-port:before{border-top:1px solid var(--cyan);content:"";width:20px;position:absolute;top:50%}.sandbox-port-column:not(.is-output) .sandbox-port:after{right:-21px}.sandbox-port-column.is-output .sandbox-port:before{left:-21px}.editor-tabs{border-bottom:1px solid var(--dark-line);align-items:end;gap:2px;height:40px;padding-left:12px;display:flex}.editor-tabs span{color:var(--dark-muted);font-family:var(--mono);padding:10px 13px;font-size:10px}.editor-tabs .active{border-bottom:2px solid var(--cyan);color:var(--dark-text)}.ide-editor pre{color:#cbd5e1;background:0 0;border:0;margin:0;padding:26px;font-size:12px}.ide-editor pre i{color:#566277;-webkit-user-select:none;user-select:none;width:30px;font-style:normal;display:inline-block}.ide-editor pre b{color:#c084fc}.ide-editor pre strong{color:var(--cyan)}.ide-editor pre em{color:var(--green);font-style:normal}.sandbox-editor{box-sizing:border-box;resize:vertical;color:#cbd5e1;width:100%;min-height:420px;font:12px/1.55 var(--mono);tab-size:2;background:0 0;border:0;outline:0;padding:24px 26px}.sandbox-diagnostics,.sandbox-summary{white-space:pre-wrap;overflow-wrap:anywhere;color:var(--dark-muted);font:10px/1.55 var(--mono)}.sandbox-summary{color:#b9d8f3}.sandbox-tree{max-height:220px;color:var(--dark-muted);font:10px/1.5 var(--mono);overflow:auto}.sandbox-tree ul{margin:7px 0 0;padding-left:16px}.sandbox-tree>ul{margin-top:0;padding-left:14px}.sandbox-tree li{margin:3px 0}.ide-statusbar{border-top:1px solid var(--dark-line);color:#dce9f9;background:#1e3a5f;justify-content:space-between;height:27px}.sandbox-next{justify-content:space-between;align-items:end;gap:50px;margin-top:70px;display:flex}.sandbox-next h2{margin-bottom:15px;font-size:38px}.sandbox-next p{max-width:680px;color:var(--muted);margin-bottom:0}.sandbox-next>div:last-child{white-space:nowrap;align-items:center;gap:24px;display:flex}@media (width<=1050px){.hero-grid{grid-template-columns:1fr}.hero-copy{max-width:820px}.network-visual{max-width:720px}.evidence-grid{grid-template-columns:1fr 1fr}.evidence-grid>div:nth-child(2){border-right:0}.pipeline{grid-template-columns:1fr 1fr}.pipeline li:nth-child(2){border-right:0}.pipeline li:nth-child(-n+2){border-bottom:1px solid var(--dark-line)}.architecture-grid,.pilot-grid{grid-template-columns:1fr;gap:60px}.boundary-diagram{max-width:700px}.faq-grid{grid-template-columns:1fr;gap:40px}.reference-layout{grid-template-columns:1fr;gap:30px}.reference-nav{grid-template-columns:repeat(3,1fr);position:static}.support-sidebar{grid-template-columns:1fr}.support-sidebar .support-nav-group,.support-sidebar .support-nav-lesson,.reference-nav .section-label{grid-column:1/-1}.ide-main{grid-template-columns:150px 1fr}.ide-inspector{border-top:1px solid var(--dark-line);border-left:0;grid-column:1/-1;min-height:130px}}@media (width<=820px){:root{--shell:min(100% - 32px, 700px)}.section{padding:80px 0}.site-header{border-color:var(--dark-line);background:#151922f5}.nav-toggle{display:block}.primary-nav{border:1px solid var(--dark-line);background:var(--panel);flex-direction:column;align-items:stretch;gap:0;padding:12px;display:none;position:absolute;top:71px;left:16px;right:16px}.primary-nav.is-open{display:flex}.primary-nav>a:not(.button){align-items:center;min-height:45px;padding:0 10px;display:flex}.primary-nav .auth-slot{min-height:45px;padding:10px 10px 4px}.hero{min-height:auto;padding-top:130px}.hero-grid{gap:55px}h1{font-size:clamp(43px,12vw,64px)}.split-heading{grid-template-columns:1fr;gap:24px}.fit-grid{grid-template-columns:1fr 1fr}.fit-card:nth-child(2){border-right:0}.fit-card:nth-child(3){border-top:1px solid var(--line);grid-column:1/-1;min-height:250px}.application-grid{grid-template-columns:1fr 1fr}.demo-grid{grid-template-columns:1fr}.shop-plans{grid-template-columns:1fr 1fr}.demo-card{grid-template-columns:.9fr 1.1fr;display:grid}.demo-preview{border-right:1px solid var(--line);border-bottom:0;height:100%;min-height:230px}.capability-list{grid-template-columns:1fr 1fr}.limitations{grid-template-columns:1fr}.limitations>div{border-bottom:1px solid #e2d5ad;border-right:0}.choice-grid{grid-template-columns:1fr}.choose-panel{border-right:1px solid var(--line);border-bottom:0}.final-cta-inner{flex-direction:column;align-items:flex-start}.footer-grid{grid-template-columns:1.5fr 1fr 1fr}.footer-grid>div:first-child{grid-column:1/-1}.support-grid,.shop-plans,.firmware-steps{grid-template-columns:1fr}.support-card,.firmware-steps>div{border-right:0;border-bottom:1px solid var(--line);min-height:230px}.firmware-steps>div:last-child{border-bottom:0}.sandbox-next{flex-direction:column;align-items:flex-start}}@media (width<=600px){:root{--shell:calc(100% - 28px)}.section{padding:66px 0}h2{font-size:36px}.hero{padding:112px 0 65px}.hero-actions{flex-direction:column;align-items:stretch}.hero-actions .text-link{min-height:44px}.network-visual{margin-inline:-6px}.visual-stage{height:375px}.node{width:120px}.node-panel{left:10px}.node-runtime{left:calc(50% - 60px)}.node-field{right:10px}.node-head{grid-template-columns:auto 1fr}.node-head small{display:none}.management-node{width:190px;left:calc(50% - 95px)}.evidence-grid{grid-template-columns:1fr}.evidence-grid>div{border-right:0;border-bottom:1px solid var(--line);min-height:95px}.evidence-grid>div:first-child{border-left:0}.fit-grid,.pipeline,.capability-list,.hardware-rail,.scope-columns{grid-template-columns:1fr}.fit-card{border-right:0;border-bottom:1px solid var(--line);grid-column:auto;min-height:225px}.fit-card:nth-child(3){grid-column:auto}.card-index{margin-bottom:36px}.pipeline li{border-right:0;border-bottom:1px solid var(--dark-line);min-height:300px}.application-grid{grid-template-columns:1fr}.application-grid article{min-height:250px}.pipeline li:nth-child(3){border-bottom:1px solid var(--dark-line)}.ota-note{grid-template-columns:1fr;gap:8px}.demo-card{display:block}.demo-preview{border-right:0;border-bottom:1px solid var(--line);height:220px}.architecture-grid{gap:42px}.trust-list div{flex-direction:column;align-items:flex-start;gap:3px}.boundary-diagram{padding:12px}.boundary-field,.boundary-lan{padding-inline:14px}.boundary-lan{grid-template-columns:1fr;gap:12px}.boundary-lan>i{border-top:0;border-left:1px dashed var(--amber);justify-self:center;width:1px;height:24px}.limitations>div{min-height:140px}.hardware-rail article{grid-template-columns:1fr;gap:18px;padding:23px}.board-photo{height:230px}.choose-panel,.alternative-panel,.pilot-form{padding:28px}.choice-grid h2{font-size:30px}.final-cta-inner>div:last-child{flex-direction:column;align-items:stretch;width:100%}.footer-grid{grid-template-columns:1fr 1fr;gap:38px 20px}.footer-grid>div:first-child{grid-column:1/-1}.footer-bottom{flex-direction:column;gap:9px}.support-hero{padding:120px 0 66px}.support-hero h1{font-size:42px}.support-lead{font-size:16px}.reference-content{padding:35px 22px}.reference-content h2{font-size:36px}.reference-nav{grid-template-columns:1fr 1fr}.reference-list>div{grid-template-columns:1fr;gap:6px}.reference-actions,.sandbox-next>div:last-child{flex-direction:column;align-items:stretch}.firmware-notice{padding:28px}.firmware-notice h2{font-size:30px}.ide-toolbar>span{display:none}.ide-main{grid-template-columns:1fr}.ide-sidebar{display:none}.ide-inspector{grid-column:auto}.ide-editor pre{padding:17px;font-size:11px;overflow-x:auto}.ide-path{display:none}.sandbox-next h2{font-size:31px}}@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,:before,:after{scroll-behavior:auto!important;transition-duration:.01ms!important;animation-duration:.01ms!important;animation-iteration-count:1!important}}
