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@media(max-width:600px){html{scroll-padding-top:20px}.wrap{width:calc(100% - 36px)}.review-strip{font-size:8px;gap:6px;padding:8px 12px}.strip-divider{padding:0 3px}.site-header{height:72px;position:relative}.menu-toggle{display:inline-flex!important}.site-header nav{display:none;position:absolute;z-index:15;top:66px;left:0;right:0;background:#101b23;border:1px solid #3e5563;border-radius:12px;padding:12px;box-shadow:0 20px 50px #0009}.site-header nav.open{display:flex;align-items:stretch;flex-direction:column;gap:4px}.site-header nav a{min-height:48px;padding:12px}.nav-cta{margin-top:3px;justify-content:space-between}.hero{padding:28px 0 35px;gap:22px}.hero .eyebrow{font-size:8px;letter-spacing:1.1px;margin-bottom:22px}.hero h1{font-size:46px;letter-spacing:-.045em}.hero-description{font-size:14px;line-height:1.7;margin:22px 0}.hero-actions{gap:10px 22px}.hero-actions .button{font-size:12px;padding:13px 15px}.launch-note{font-size:10px;margin-top:19px}.hero-visual{min-height:300px}.hero-car{margin:0 0 -8px}.visual-top .mono{font-size:8px}.visual-foot{font-size:8px}.visual-foot strong{font-size:13px}.art-caption{font-size:8px}.principles{padding-block:20px;gap:18px 10px}.principles div{font-size:10px;gap:8px}.principles svg{width:17px;height:17px}.section{padding-block:60px}.intro-section{grid-template-columns:1fr;gap:25px}.eyebrow{font-size:9px;margin-bottom:18px;letter-spacing:1.5px}h2{font-size:36px}.intro-copy{font-size:17px}.intro-copy .muted{font-size:14px}.demo-section{padding-block:55px}.demo-grid{display:flex;flex-direction:column;gap:30px}.demo-guide{width:100%}.demo-guide h2 br{display:none}.demo-guide>p{max-width:none}.tour-list{display:grid;grid-template-columns:1fr 1fr;border:0;gap:8px;margin-top:22px}.tour-row{border:1px solid #2d3e49;border-radius:7px;min-height:63px;padding:11px 10px}.tour-row:last-child{grid-column:1/-1}.tour-row small{font-size:10px;line-height:1.5}.tour-row strong{font-size:11px;line-height:1.4}.tour-row>span:last-child{font-size:14px}.tour-row.active{border-color:#3d8392;box-shadow:none}.scenario-control{padding:14px;grid-template-columns:1fr;gap:8px}.demo-note{margin-top:15px}.demo-device-wrap{position:relative;top:0;max-width:420px;align-self:center;scroll-margin-top:20px}.demo-device iframe{height:min(860px,calc(100svh - 70px));min-height:620px}.demo-device{border-radius:26px}.demo-device iframe{border-radius:21px}.device-caption{font-size:9px;margin:0 8px 13px}.device-caption .mono{font-size:9px}.device-foot{font-size:9px}.section-heading{display:block;margin-bottom:30px}.section-heading .status-tag{margin-top:20px}.section-heading>p{margin-top:20px;font-size:13px}.feature-grid{gap:30px 20px}.feature-grid h3{font-size:18px}.feature-grid p{font-size:12px}.feature-icon{margin-bottom:17px}.annotation{padding:16px;gap:10px;font-size:11px;margin-top:32px}.coverage-layout{gap:12px}.system-visual{padding-top:0}.system-caption{font-size:13px}.filter-tabs button{font-size:12px}#coverage-panel{min-height:0}.ev-section{gap:30px}.ev-diagram{padding:24px 20px}.battery-story{grid-template-columns:60px 1fr;gap:20px}.ev-diagram>.eyebrow{letter-spacing:1px;font-size:8px}.battery-story .status-tag{font-size:8px}.energy-path{margin-left:29px}.future-feature{gap:32px;margin-bottom:45px}.future-copy h3{font-size:29px}.report-concept{padding:22px}.report-concept h4{font-size:24px}.report-top{font-size:9px;margin-bottom:27px}.report-top .pill{font-size:8px}.roadmap{gap:18px 22px}.roadmap h3{font-size:17px}.roadmap .status-tag{font-size:7px;padding:6px 7px}.roadmap p{font-size:11px;line-height:1.8}.roadmap-num{margin-bottom:18px}.platform-note{font-size:10px}.contact-box{padding:24px 20px}.contact-address{font-size:12px}.site-footer{padding-block:35px;gap:22px}.site-footer .wordmark{font-size:15px}.site-footer>div:nth-child(2){font-size:11px}.site-footer p{font-size:10px}dialog{padding:22px}.dialog-head h2{font-size:23px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*:before,*:after{animation:none!important;transition:none!important}}

/* Sponsor preview: immediate entry points and a calm, pinned walkthrough. */
html{scroll-padding-top:94px}
.hero-actions{flex-wrap:wrap}
.hero-demo-note{font-size:12px;line-height:1.6;color:#a8becb;max-width:430px;margin:15px 0 0}
.explore-dock{position:sticky;top:0;z-index:20;background:#0b1318f2;border-block:1px solid #2a424e;backdrop-filter:blur(16px)}
.explore-dock>.wrap{display:flex;align-items:center;gap:28px;min-height:66px}
.dock-label{margin-right:auto;font:9px Jet,monospace;letter-spacing:1.4px;color:#9fb7c5}
.explore-dock a{font-size:12px;font-weight:600;min-height:46px;display:flex;align-items:center;gap:8px;position:relative}
.explore-dock a:hover,.explore-dock a:focus-visible{color:var(--cyan)}
.reading-progress{position:absolute;left:0;bottom:-1px;height:2px;width:100%;background:var(--cyan);transform:scaleX(0);transform-origin:left;pointer-events:none}
.demo-shortcuts{display:flex;flex-wrap:wrap;gap:5px 24px}
.demo-device-wrap{top:88px}
.future-feature{align-items:start;min-height:680px}
.report-concept{position:sticky;top:100px}
.future-copy{padding-block:20px 80px}
.future-copy .clean-list li{padding-block:19px;border-bottom:1px solid #263844;font-size:14px}
.contact-options{display:grid;gap:10px;margin:24px 0}
.contact-options .button{justify-content:space-between}
#contact-summary{overflow-wrap:anywhere}
#contact-copy-status{color:#71efbd;margin:12px 0 0}
#privacy-dialog a{text-decoration:underline;text-underline-offset:3px;color:var(--cyan)}
/* Content is always readable even if JS or the observer fails. */
.scroll-scene.scene-arrived{animation:scene-arrival .7s cubic-bezier(.2,.7,.2,1) both}
@keyframes scene-arrival{from{transform:translateY(22px)}to{transform:translateY(0)}}
@media(max-width:1100px){.explore-dock>.wrap{gap:20px}.dock-label{display:none}.explore-dock a:first-of-type{margin-right:auto}}
@media(max-width:800px){.report-concept{position:static}.future-feature{min-height:0}.future-copy{padding-block:0}.demo-device-wrap{top:85px}}
@media(max-width:600px){html{scroll-padding-top:114px}.explore-dock>.wrap{display:grid;grid-template-columns:1fr 1fr;gap:0 10px;padding-block:4px}.explore-dock a{font-size:11px;min-height:42px}.explore-dock a:first-of-type{margin-right:0}.hero-actions .button{flex:1;min-width:220px;justify-content:space-between}.hero-demo-note{font-size:11px}.demo-device-wrap{top:0;scroll-margin-top:108px}.future-copy .clean-list li{font-size:13px}.contact-options .button{width:100%}}
@media(prefers-reduced-motion:reduce){.scroll-scene.scene-arrived{animation:none}}

/* Invitation preview: a short inquiry that stays on the visitor's device. */
.launch-note{flex-wrap:wrap}
.launch-note a{color:var(--cyan);text-decoration:underline;text-underline-offset:4px}
.tester-section{background:radial-gradient(ellipse at 12% 25%,#163f4a42,transparent 58%),#0b1318;border-block:1px solid #2b414d}
.tester-layout{display:grid;grid-template-columns:.85fr 1.15fr;gap:90px;align-items:start}
.tester-intro h2{margin-bottom:25px}
.tester-intro>p{font-size:15px;color:#bcccd5;line-height:1.8}
.tester-intro>.status-tag{margin-block:8px 26px}
.tester-steps{list-style:none;margin:0 0 28px;padding:0;display:grid;gap:24px}
.tester-steps li{display:flex;gap:18px;align-items:start}
.tester-steps li>span{font:10px Jet,monospace;color:var(--cyan);border:1px solid #325462;border-radius:50%;width:35px;height:35px;display:grid;place-items:center;flex-shrink:0}
.tester-steps strong{font-size:14px;font-weight:600}
.tester-steps p{font-size:12px;color:#a7bcc8;margin:5px 0 0;line-height:1.7}
.tester-intro p.tester-note{font-size:12px;color:#a4b9c6}
.tester-form{border:1px solid #36515f;background:linear-gradient(135deg,#15232d,#0d161d);border-radius:18px;padding:28px}
.tester-form fieldset{border:0;padding:0;margin:0;min-width:0}
.tester-form legend{font-size:25px;font-weight:600;letter-spacing:-.02em;padding:0;margin:0 0 14px}
.tester-form-intro{font-size:12px;color:#b2c3cd;margin:0 0 24px;line-height:1.8}
.tester-fields-grid{display:grid;grid-template-columns:1fr 1fr;gap:18px 16px}
.tester-field{min-width:0}
.tester-field-wide{grid-column:1/-1}
.tester-field label{display:block;color:#e5eff5;font-size:12px;line-height:1.6;margin-bottom:8px}
.tester-field label span{font-size:10px;color:#abc0cd}
.tester-field input,.tester-field textarea{display:block;width:100%;min-height:48px;border:1px solid #4b6473;border-radius:8px;background:#0a1319;color:#f1f6fa;font:13px DM,sans-serif;padding:13px 12px;line-height:1.6}
.tester-field textarea{resize:vertical;min-height:125px;max-height:400px}
.tester-field input::placeholder,.tester-field textarea::placeholder{color:#94acbb;opacity:1}
.tester-field small{display:block;font-size:10px;color:#a7bdca;line-height:1.7;margin-top:7px}
.tester-privacy{color:#aec2ce;font-size:11px;line-height:1.8;margin:24px 0 20px}
.tester-consent{display:flex;gap:12px;align-items:start;min-height:48px;color:#d1e0e9;font-size:12px;line-height:1.8;cursor:pointer}
.tester-consent input{width:20px;height:20px;accent-color:var(--cyan);flex-shrink:0;margin:2px 0 0}
.tester-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:24px}
.tester-actions>.primary{flex:1;justify-content:space-between}
.tester-actions .button{font-size:12px;min-height:48px}
.tester-status{font-size:12px;line-height:1.8;color:#a6efdb;overflow-wrap:anywhere}
.tester-status:empty{margin:0}
.tester-draft{background:#081219;border:1px solid #3a5362;border-radius:10px;padding:18px;color:#d1e3ed;font:12px DM,sans-serif;line-height:1.8;white-space:pre-wrap;overflow-wrap:anywhere;max-height:300px;overflow:auto}
.faq-list a,.tester-form noscript a{color:var(--cyan);text-decoration:underline;text-underline-offset:3px}
@media(max-width:1100px){.tester-layout{gap:45px}.tester-form{padding:24px}}
@media(max-width:900px){.site-header{position:relative}.menu-toggle{display:inline-flex!important}.site-header nav{display:none;position:absolute;z-index:25;top:70px;left:0;right:0;background:#101b23;border:1px solid #3e5563;border-radius:12px;padding:12px;box-shadow:0 20px 50px #0009}.site-header nav.open{display:flex;align-items:stretch;flex-direction:column;gap:4px}.site-header nav a{min-height:48px;padding:12px}.site-header .nav-cta{margin-top:3px;justify-content:space-between}}
@media(max-width:800px){.tester-layout{grid-template-columns:1fr;gap:30px}.tester-intro{max-width:600px}.tester-intro h2 br{display:none}.tester-steps{grid-template-columns:repeat(3,1fr);gap:20px}.tester-steps li{flex-direction:column;gap:10px}.tester-intro>.status-tag{margin-bottom:25px}.tester-form{max-width:640px;width:100%}}
@media(max-width:600px){.tester-fields-grid{grid-template-columns:1fr;gap:18px}.tester-steps{grid-template-columns:1fr;gap:18px;margin-bottom:20px}.tester-steps li{flex-direction:row;gap:15px}.tester-form{padding:23px 18px}.tester-form legend{font-size:23px}.tester-form-intro{font-size:12px}.tester-field label{font-size:12px}.tester-field input,.tester-field textarea{font-size:16px}.tester-privacy{font-size:11px}.tester-consent{font-size:11px}.tester-actions{gap:10px}.tester-actions>.primary{min-width:100%}.tester-actions>.outline{width:100%;justify-content:center}.tester-draft{font-size:12px;padding:15px}}