/* CUBE v5 — white / graphite, diagonal grooves and the original registered C. */
:root{--paper:#f6f6f3;--muted:#b8bdbf;--copper:#d4a27c;--line:#383c3e;--side:clamp(24px,6vw,110px)}
html{scroll-padding-top:106px}body{overflow-x:clip}section[id]{scroll-margin-top:95px}
.section-shell{max-width:none;padding-inline:max(var(--side),calc((100vw - 1536px)/2));padding-block:90px}
.light-section{--paper:#151819;--muted:#555c5f;--line:#d7dbdc;--copper:#985b36;--black:#fff;background:#fff;color:var(--paper);color-scheme:light}
.eyebrow,.small-label,.chapter-line{font-size:14px}.section-heading h2{font-size:clamp(35px,3.8vw,58px);line-height:1.16;letter-spacing:-.047em}.section-lead{max-width:640px;line-height:1.8}
.light-section .chapter-line{border-color:#d7dbdc;color:#252a2d}.light-section .chapter-line>span:last-child{color:#62696c}.light-section .eyebrow{color:#8b542f}.light-section .small-label{color:#5c6164}
.site-header{position:sticky;top:0;background:#0b0c0df5;backdrop-filter:blur(16px);border-bottom:1px solid #ffffff18;z-index:30}
.header-inner{height:90px;gap:30px;margin-inline:var(--side);max-width:none}.brand{flex-shrink:0;display:inline-flex;padding:8px 0}.brand>img{width:46px;height:46px;object-fit:contain}.header-inner nav{gap:3px;border:1px solid #3b3c3c;padding:5px;border-radius:8px 28px 8px 8px;margin-inline:auto;position:relative;background:#151718;font-size:14px}
.header-inner nav>a{position:relative;display:flex;gap:10px;align-items:center;min-height:43px;padding:9px 17px;border-radius:4px 20px 4px 4px;color:#e8e9e7;transition:background .2s,color .2s}
.header-inner nav>a:hover,.header-inner nav>a.is-active{background:#303332;color:#fff}.nav-number{font-size:12px;color:#b08e75;font-variant-numeric:tabular-nums}.header-inner nav>a.is-active .nav-number{color:#e9c6a9}.header-inner nav .client-link{border-left:1px solid #373b3c;border-radius:0;margin-left:7px;color:#b7bdbc;padding-inline:17px;font-size:13px}
.header-cta{background:#eeeae3;color:#111516;padding:13px 20px;border:0;border-radius:5px 22px 5px 5px;min-height:46px;display:flex;align-items:center;font-size:14px;white-space:nowrap;transition:background .2s}.header-cta:hover{background:#ddb393;color:#111516}.header-cta:after{display:none}
.reading-progress{height:2px;position:absolute;bottom:-1px;inset-inline:0;background:var(--copper);transform:scaleX(0);transform-origin:left center;pointer-events:none}
.hero-v4{background:#0b0c0d}.hero-copy-v4{padding-top:65px}.hero-v4 h1{font-size:clamp(40px,3.55vw,59px);line-height:1.13}.hero-v4 .eyebrow{max-width:430px;font-size:13px;line-height:1.7}.hero-foot{border-top-color:#ffffff2b}.hero-foot>span{font-size:14px}.hero-description-v4{max-width:430px;line-height:1.8}.hero-actions-v4 .button{font-size:14px}.hero-note-v4{font-size:13px}
.market .section-heading{max-width:1000px;margin-bottom:44px}.market-pair{gap:80px}.market-pair article{border-top:1px solid #cbd0d2;padding-top:27px}.market-pair article:first-child{border-top:3px solid #aa714e;padding-top:25px}.market-pair h3{font-size:25px;margin:12px 0 23px;max-width:440px}.market-pair ul{color:var(--muted);font-size:17px;gap:13px}.market-pair li:before{background:#aa714e}
.brand-section{position:relative;isolation:isolate;overflow:hidden;background:#101213}.brand-section:before{content:'';position:absolute;left:-70px;bottom:-150px;width:470px;height:470px;background:url('mark-white.png') center/contain no-repeat;opacity:.035;z-index:-1;pointer-events:none}
.what-cube .chapter-line{border-top:0;min-height:0;padding:0 0 24px}.what-layout{gap:100px;padding-top:35px}.what-intro h2{font-size:clamp(42px,5vw,72px);line-height:1.1}.what-intro>p{font-size:18px;max-width:485px}.capabilities-title{font-size:22px;margin:0 0 14px}.capabilities article{padding:25px 0}.capability-index{font-size:14px}.capabilities h3:not(.capabilities-title){font-size:26px}.capabilities p{line-height:1.8}
.cube-grooves{position:absolute;right:-35px;top:45px;display:flex;gap:14px;opacity:.38;pointer-events:none;z-index:-1;transform:rotate(33deg)}.cube-grooves i{height:150px;width:8px;border-radius:9px;background:linear-gradient(180deg,#b38c6b80,#25282700);border-left:1px solid #ddab7d70}.cube-grooves i:nth-child(2n){height:180px}
.problem-intro{gap:100px;align-items:start;padding-top:35px}.problem-intro h2{font-size:clamp(38px,4vw,60px)}.problem-intro>p{font-size:17px;max-width:535px}.benefit-rows{border-color:#cdd2d4}.benefit-rows article{grid-template-columns:65px .9fr 1fr;gap:26px;padding:30px 0;border-color:#d7dbdc}.benefit-sign{font-size:14px;font-family:var(--body);display:grid;place-items:center;width:46px;height:46px;border:1px solid #b8815b;border-radius:6px 19px 6px 6px;color:#8d542f}.benefit-rows h3{font-size:25px;max-width:370px}.benefit-rows p{font-size:17px}
.languages-section{background:#101112}.language-story{display:grid;grid-template-columns:1fr 1fr;gap:50px;align-items:center;margin-bottom:45px}.language-story .section-heading{margin:0;max-width:520px}.language-story h2{font-size:clamp(36px,4vw,62px);line-height:1.15}.language-story .section-lead{font-size:17px;margin-top:28px}.language-illustration{margin:0;overflow:hidden;border-radius:8px 70px 8px 8px;aspect-ratio:1.5}.language-illustration img{width:100%;height:100%;object-fit:cover}.language-steps{gap:45px}.language-steps article{border-top-color:#434748;padding-top:26px}.language-steps h3{font-size:23px;line-height:1.35;max-width:290px}.language-steps p{font-size:16px;line-height:1.8}.language-steps article>span{color:var(--copper);font-size:14px}
.experience-heading{padding-top:35px;gap:80px}.experience-heading h2{font-size:clamp(36px,4vw,60px)}.experience-heading p{font-size:17px;color:var(--muted)}
.conversation-machine{--paper:#f6f6f3;--muted:#b8bdbf;--line:#383c3e;--copper:#d4a27c;--black:#0b0c0d;color:var(--paper);color-scheme:dark;border:0;border-radius:10px 70px 10px 70px;box-shadow:0 20px 45px #1518190e;min-height:680px}.device-zone{border-right:1px solid #3b4143;background:#111416}.dialogue-zone{background:#191d1f}.dialogue-meta,.speaker-label{font-size:12px}.scenario-selector button{font-size:14px;padding:11px 10px}.scenario-selector button>span{font-size:12px}.question p{font-size:29px}.example-note{font-size:12px;color:#b1b9bd}.audio-controls .play-conversation{min-height:50px}.touch-caption{color:#c3c7c9}.studio-interactive{max-width:620px}
.guest-section{background:#101112}.guest-layout{gap:64px;grid-template-columns:1.08fr 1fr;align-items:center}.guest-illustration{min-height:0;aspect-ratio:1.2;border-radius:8px 65px 8px 8px}.guest-illustration img{object-fit:cover;object-position:50% 50%;height:100%}.before-cube h3{font-size:23px}.before-cube ul{margin-top:22px}.before-cube li{font-size:16px;line-height:1.7;color:#b6bcbf}.with-cube h3{font-size:31px}.with-cube p{font-size:17px}.guest-section .section-heading{margin-bottom:40px}
.comparison .section-heading{max-width:1000px}.compare-grid{border-color:#cbd0d2;grid-template-columns:1fr 1fr 1.13fr}.compare-grid article{border-color:#d7dbdc;padding-top:36px}.compare-grid h3{font-size:25px}.compare-grid .small-label{font-size:14px;color:#5c6265}.compare-grid p{color:#555c5f;font-size:16px}.compare-grid article.compare-cube{background:#171b1d;color:#f6f6f3;border:0;border-radius:6px 42px 6px 6px;padding:35px;margin:-1px 0;position:relative}.compare-cube:after{content:'';position:absolute;bottom:0;left:35px;width:52px;height:3px;background:#c58d64}.compare-cube h3{font-size:30px}.compare-grid .compare-cube p{color:#d6dbdd}.compare-cube img{width:42px;height:42px}
.future-section{background:#101213}.future-layout{gap:65px}.future-layout figure{aspect-ratio:1.2;border-radius:60px 8px 8px 8px}.future-copy p{font-size:17px}.future-copy .small-label{font-size:14px}
.perception{border:0;padding-block:85px;grid-template-columns:180px 1fr;gap:75px}.perception-mark{filter:brightness(0);width:140px;height:140px}.perception h2{font-size:clamp(36px,4.1vw,62px)}.perception p{color:var(--muted);font-size:18px;max-width:740px}.perception .origin-credentials{font-size:13px;color:#855035}
.faq{background:#101213;gap:85px}.faq-heading h2{font-size:clamp(35px,3.7vw,55px);line-height:1.15}.faq-list summary{font-size:17px;padding:25px 0}.faq-list details>p{font-size:16px;line-height:1.85}.founder-contact p{font-size:16px;line-height:1.8}.founder-contact .text-link{font-size:14px}
.demo .chapter-line{min-height:54px}.demo-layout{gap:75px;padding-top:35px}.demo-copy h2{font-size:clamp(36px,4vw,60px);margin-top:5px}.demo-copy>p{font-size:17px;color:var(--muted);max-width:490px}.demo-notes{font-size:15px;line-height:1.7;color:#313a3e}.demo-contact{font-size:16px}.demo-contact>.small-label{font-size:14px;color:#5c6366}.demo-slits{opacity:.28}.demo .form-card{background:#f5f6f5;border:1px solid #d7dddd;border-radius:8px 48px 8px 8px;padding:35px;color:#171b1d}.form-label{font-size:12px;color:#875535}.form-card>h3{font-size:29px;margin-top:14px}.form-intro{font-size:16px;color:#555c5f}.form-card label{font-size:14px;color:#252b2e}.form-card input:not([type=checkbox]),.form-card select,.form-card textarea{background:#fff;border:1px solid #c5cccf;color:#12191c;min-height:49px;font-size:16px;border-radius:4px}.form-card input::placeholder,.form-card textarea::placeholder{color:#757f84;font-size:14px}.form-card input:focus,.form-card select:focus,.form-card textarea:focus{border-color:#9e6843;outline:2px solid #b98a6226}.form-card .checkbox-label{font-size:13px;color:#515a5e;line-height:1.7}.form-card .checkbox-label input{accent-color:#8e5f3c}.optional-fields summary{font-size:14px;color:#424c51}.form-card .form-submit{background:#15191b;color:#fff;border:0;font-size:15px;min-height:56px}.form-card .form-submit:hover{background:#8f5836}.form-card .form-status{color:#a33b26;font-size:14px}.form-card .micro{font-size:12px;color:#5e676b}.preview-notice{font-size:12px;color:#5e676b}.form-card [aria-invalid="true"]{outline:2px solid #a43b26}
.site-footer{background:#0b0c0d;padding-block:50px 40px}.footer-top .brand>img{width:61px;height:61px}.footer-top>p{font-size:21px;line-height:1.5}.footer-bottom,.footer-bottom nav{font-size:12px;color:#b1b9be}.back-top{min-width:44px;min-height:44px}.back-top:hover{background:#d4a27c;color:#111}
.form-card .checkbox-label>span,.form-card .checkbox-label small,.form-card label small{color:#555e63}.form-card label>span{color:#8f5534}.form-card .preview-notice{background:#e8eded;border-color:#cdd5d7;color:#4a555b}.text-link{border-bottom:0}
/* Motion remains finite. No scroll hijacking, heavy canvas, or animation dependency. */
[data-reveal]{opacity:1;transform:none}.motion-ready [data-reveal]{opacity:0;transform:translateY(22px);transition:opacity .65s ease,transform .75s cubic-bezier(.2,.7,.2,1)}.motion-ready [data-reveal].is-visible{opacity:1;transform:none}.motion-ready .cube-grooves{transition:opacity 1.2s ease,transform 1.2s ease}.motion-ready .brand-section:not(.is-visible) .cube-grooves{opacity:0;transform:translateY(30px) rotate(33deg)}
.text-link{position:relative;color:inherit;min-height:40px;align-items:center}.text-link:after{content:'';height:1px;position:absolute;bottom:2px;left:0;width:100%;background:currentColor;transform:scaleX(.3);transform-origin:left;transition:transform .25s}.text-link:hover:after{transform:scaleX(1)}
@media(min-width:1800px){.header-inner{max-width:1536px;margin-inline:auto}.hero-v4{padding-inline:calc((100vw - 1536px)/2)}}
@media(max-width:1200px){.header-inner{gap:20px}.header-inner nav>a{padding-inline:12px;gap:7px}.header-inner nav .client-link{padding-inline:12px;font-size:12px}.header-cta{padding-inline:15px}.section-shell{padding-block:75px}.what-layout,.problem-intro{gap:60px}.language-story{gap:30px}.guest-layout{gap:45px}.demo-layout{gap:45px}.hero-copy-v4{padding-top:47px}.hero-v4 h1{font-size:45px}.perception{gap:50px}}
@media(max-width:1000px){.header-inner nav .nav-number{display:none}.header-inner nav>a{font-size:13px;padding-inline:10px}.header-inner nav .client-link{display:none}.header-inner{height:80px}.header-cta{font-size:13px}.language-story{grid-template-columns:1fr 1fr}.language-story h2{font-size:41px}.conversation-machine{grid-template-columns:.9fr 1.1fr}.dialogue-zone{padding:30px 26px}.question p{font-size:26px}.scenario-selector{gap:8px}.scenario-selector button{font-size:13px}.compare-grid article.compare-cube{padding:30px 25px}.demo-layout{gap:32px}.demo .form-card{padding:30px 24px}.faq{gap:45px}}
@media(max-width:760px){
 :root{--side:24px}html{scroll-padding-top:85px}.section-shell{padding-block:53px;padding-inline:var(--side)}.section-heading h2{font-size:35px;line-height:1.18}.section-heading .eyebrow,.eyebrow{font-size:12px}.section-lead{font-size:16px}.chapter-line{font-size:13px;min-height:50px}.chapter-line>span:last-child{display:none}
 .header-inner{height:76px;gap:18px;margin-inline:24px}.brand>img{width:40px;height:40px}.header-cta{margin-left:auto;font-size:13px;min-height:43px;padding:11px 16px;border-radius:4px 18px 4px 4px}
 .menu-toggle{margin:0;display:flex;justify-content:center;align-items:center;gap:3px;width:44px;height:44px;padding:9px;position:relative;border:1px solid #4f5556;border-radius:5px 15px 5px 5px;flex-shrink:0}.menu-toggle span{width:3px;height:21px;margin:0;border-radius:2px;background:#d4a27c;transform:rotate(28deg);transition:transform .25s,opacity .2s}.menu-toggle span:nth-child(2n){height:27px}.menu-toggle[aria-expanded=true] span{opacity:0}.menu-toggle[aria-expanded=true] span:first-child,.menu-toggle[aria-expanded=true] span:last-child{position:absolute;left:20px;top:10px;height:23px;opacity:1;transform:rotate(45deg)}.menu-toggle[aria-expanded=true] span:last-child{transform:rotate(-45deg)}
 .header-inner nav{display:none;position:absolute;top:76px;left:0;right:0;max-height:calc(100dvh - 76px);overflow-y:auto;margin:0;border:0;border-top:1px solid #383c3e;border-bottom:1px solid #6b706e;border-radius:0 0 38px 0;padding:24px 24px 30px;background:#111416;box-shadow:0 30px 40px #0006;isolation:isolate}.header-inner nav:after{content:'';position:absolute;right:-18px;bottom:-15px;width:180px;height:180px;opacity:.035;background:url('mark-white.png') center/contain no-repeat;z-index:-1}.header-inner nav.is-open{display:flex;align-items:stretch;gap:0}.header-inner nav>a{display:flex;gap:22px;font-size:24px;min-height:72px;padding:20px 8px;border:0;border-bottom:1px solid #343b3d;border-radius:0}.header-inner nav .nav-number{display:block;font-size:13px}.header-inner nav .client-link{display:flex;font-size:16px;margin:10px 0 0;padding:18px 8px 0;border:0;min-height:42px}.header-inner nav>a.is-active{background:transparent;color:#e9b994}.header-inner nav>a.is-active .nav-number{color:#e9b994}
 .hero-v4{padding-top:0}.hero-copy-v4{padding-top:31px}.hero-v4 h1{font-size:clamp(34px,7.7vw,47px);line-height:1.13;letter-spacing:-.045em}.hero-v4 .eyebrow{font-size:12px;letter-spacing:.055em;line-height:1.65;margin-bottom:20px;max-width:330px}.hero-v4 .hero-promise{font-size:26px;line-height:1.3}.hero-actions-v4{gap:20px}.hero-actions-v4 .button{font-size:13px;line-height:1.55;padding:15px 18px;max-width:236px}.hero-actions-v4 .text-link{font-size:13px;min-height:50px}.hero-note-v4{font-size:12px}.hero-description-v4{max-width:100%;line-height:1.8}.hero-copy-v4:after{height:315px;margin-top:20px}.hero-foot>span{font-size:13px}.hero-foot li{font-size:12px}.hero-foot strong{font-size:27px}
 .market .section-heading{margin-bottom:30px}.market-pair{gap:30px}.market-pair h3{font-size:23px;margin-block:12px 21px}.market-pair ul{font-size:16px;gap:13px}.market-pair article{padding-top:23px}.market-pair article:first-child{padding-top:21px}
 .what-cube .chapter-line{padding-bottom:10px}.what-layout{padding-top:24px}.what-intro h2{font-size:45px;margin-bottom:24px}.what-intro>p{font-size:17px;line-height:1.8}.what-intro .text-link{margin-top:20px}.capabilities{margin-top:38px;padding-top:25px;border-top:1px solid #454c4e}.capabilities-title{font-size:19px;margin-bottom:4px}.capabilities article{gap:23px;padding:24px 0}.capabilities h3:not(.capabilities-title){font-size:24px}.capabilities p{font-size:16px;line-height:1.75}.cube-grooves{top:33px;right:-45px;gap:9px;opacity:.25}.cube-grooves i{height:90px;width:6px}.cube-grooves i:nth-child(2n){height:110px}.brand-section:before{width:300px;height:300px;left:-40px;bottom:-50px}
 .problem-intro{padding-top:25px;padding-bottom:30px}.problem-intro h2{font-size:36px;line-height:1.18}.problem-intro>p{font-size:16px}.benefit-rows article{grid-template-columns:40px 1fr;gap:12px 18px;padding-block:27px}.benefit-sign{font-size:12px;width:38px;height:38px;border-radius:4px 14px 4px 4px}.benefit-rows h3{font-size:23px;line-height:1.3}.benefit-rows p{grid-column:2;font-size:16px;line-height:1.75}
 .language-story{grid-template-columns:1fr;gap:30px;margin-bottom:30px}.language-story .section-heading{max-width:none}.language-story h2{font-size:37px}.language-story .section-lead{font-size:16px;margin-top:23px}.language-illustration{border-radius:6px 38px 6px 6px;aspect-ratio:1.5}.language-steps{gap:24px}.language-steps article{grid-template-columns:25px 1fr;gap:0 16px;padding-top:23px}.language-steps article>span{font-size:12px}.language-steps h3{max-width:100%;font-size:22px}.language-steps p{font-size:16px;line-height:1.75}
 .experience-heading{padding-block:24px 28px}.experience-heading h2{font-size:36px;line-height:1.18}.experience-heading p{font-size:16px}.conversation-machine{margin:0;border-radius:8px 42px 8px 42px}.device-zone{border-right:0;border-bottom:1px solid #3b4143;padding-top:45px;padding-bottom:45px}.device-tag{left:24px;top:24px;font-size:12px}.touch-caption{font-size:13px}.dialogue-zone{padding:28px 24px 30px}.dialogue-meta{gap:12px;font-size:12px}.question p{font-size:26px;line-height:1.4;min-height:90px}.answer{min-height:120px}.answer p{font-size:16px;line-height:1.8}.scenario-selector{gap:9px;grid-template-columns:1fr 1fr}.scenario-selector button{font-size:13px;padding:11px 10px;min-height:55px;line-height:1.45;gap:7px}.example-note{font-size:12px;line-height:1.7}
 .guest-section .section-heading{margin-bottom:29px}.guest-layout{grid-template-columns:1fr;gap:29px}.guest-illustration{aspect-ratio:1.5;height:auto;border-radius:6px 38px 6px 6px}.before-cube h3{font-size:22px;line-height:1.4}.before-cube li{font-size:16px;line-height:1.75}.with-cube h3{font-size:28px;line-height:1.3}.with-cube p{font-size:16px}.compare-grid{grid-template-columns:1fr}.compare-grid article,.compare-grid article+article{border-color:#d7dbdc;padding:27px 0}.compare-grid article.compare-cube{padding:28px;margin-top:23px;border-radius:6px 35px 6px 6px}.compare-grid .small-label{font-size:13px}.compare-grid h3{font-size:24px}.compare-grid p{font-size:16px}.compare-cube h3{font-size:28px}.future-layout{gap:10px}.future-layout figure{aspect-ratio:1.2;border-radius:38px 6px 6px 6px}.future-copy p{font-size:16px}.future-copy .small-label{font-size:13px}.future-copy h3{font-size:25px}
 .perception{display:block;padding-block:50px}.perception-mark{width:76px;height:76px;margin-bottom:27px}.perception h2{font-size:36px;line-height:1.16}.perception p{font-size:17px;line-height:1.8}.perception .origin-credentials{font-size:12px}.faq-heading h2{font-size:37px;margin-top:0}.faq-list summary{font-size:16px;padding-block:22px}.faq-list details>p{font-size:16px;padding:0 0 24px}.founder-contact{margin-block:24px 30px}.founder-contact p{font-size:16px}.founder-contact .text-link{margin:10px 0 0;font-size:14px}
 .demo-layout{padding-top:25px;gap:33px}.demo-copy{padding-top:0}.demo-copy h2{font-size:37px;margin-block:0 25px;line-height:1.18}.demo-copy>p{font-size:16px;line-height:1.8}.demo-notes{font-size:14px;gap:10px}.demo-contact{font-size:15px}.demo-contact>.small-label{font-size:13px}.demo .form-card{padding:28px 23px;border-radius:6px 38px 6px 6px}.form-label{font-size:12px}.form-card>h3{font-size:28px}.form-intro{font-size:16px}.form-row{grid-template-columns:1fr;gap:0}.form-card label{font-size:14px}.form-card label small{font-size:12px}.form-card input::placeholder,.form-card textarea::placeholder{font-size:13px}.form-card .checkbox-label{font-size:13px}.optional-fields summary{font-size:14px;line-height:1.6}.form-card .form-submit{font-size:14px}.preview-notice{font-size:12px}.form-card .micro{font-size:12px}.site-footer{padding-block:43px 105px}.footer-top{gap:24px}.footer-top .brand>img{width:48px;height:48px}.footer-top>p{font-size:16px}.footer-bottom{font-size:12px;line-height:1.8;gap:18px}.footer-bottom nav{font-size:13px;gap:26px}.back-top{margin-left:auto}.mobile-cta{padding-inline:20px;gap:14px}.mobile-cta>span{font-size:12px;line-height:1.4;max-width:120px}.mobile-cta>a{font-size:13px;padding:12px 14px;min-height:44px}
}
@media(max-width:370px){:root{--side:20px}.header-inner{margin-inline:20px;gap:12px}.brand>img{width:36px;height:36px}.header-cta{font-size:12px;padding:10px 13px}.hero-v4 h1{font-size:33px}.hero-v4 .hero-promise{font-size:25px}.hero-actions-v4{gap:14px}.hero-actions-v4 .button{font-size:12px;padding:14px 15px;max-width:210px}.hero-actions-v4 .text-link{font-size:12px}.section-heading h2,.language-story h2{font-size:33px}.dialogue-zone{padding-inline:19px}.scenario-selector{grid-template-columns:1fr}.question p{font-size:24px}.dialogue-meta{font-size:12px}.demo .form-card{padding-inline:20px}.mobile-cta{padding-inline:13px;gap:10px}.mobile-cta>span{font-size:11px}.mobile-cta>a{font-size:12px}.footer-top{gap:18px}.footer-top>p{font-size:14px}}
@media(prefers-reduced-motion:reduce){.motion-ready [data-reveal]{opacity:1;transform:none;transition:none}.motion-ready .brand-section:not(.is-visible) .cube-grooves{opacity:.38;transform:rotate(33deg)}.reading-progress{transition:none}}

/* CUBE v6 — restrained geometry, authentic material details and light carried by sound. */
@font-face{font-family:'Red Hat Display';src:url('redhatdisplay-variable.ttf') format('truetype');font-style:normal;font-weight:300 900;font-display:swap}
@font-face{font-family:'Red Hat Display';src:url('redhatdisplay-italic.ttf') format('truetype');font-style:italic;font-weight:300 900;font-display:swap}
:root{--display:'Red Hat Display',Manrope,sans-serif}
h1,h2,h3{font-weight:550;letter-spacing:-.035em;font-synthesis:none}
h2 em{font-style:italic;font-weight:500}
.hero{max-width:none;width:100%}
.hero-v4 h1{font-weight:550;font-size:clamp(42px,3.75vw,62px);line-height:1.09;letter-spacing:-.04em}
.hero-v4 .hero-promise{font-size:clamp(27px,2.3vw,38px);line-height:1.25;letter-spacing:-.025em;margin:24px 0 22px;max-width:520px}
.hero-description-v4{font-size:17px;line-height:1.8;max-width:420px}
.hero-v4 .eyebrow{letter-spacing:.07em;color:#d0b097;margin-bottom:25px}
.hero-copy-v4{width:47%;padding-block:62px 72px}
.hero-actions-v4{margin-top:30px}
.header-inner nav{border:0;background:transparent;border-radius:0;gap:32px;padding:0;box-shadow:none}
.header-inner nav>a,.header-inner nav .client-link{border:0;border-radius:0;padding:12px 0;margin:0;gap:0;color:#bdc1c2;min-height:48px;font-size:14px;white-space:nowrap;transition:color .22s,text-shadow .22s}
.header-inner nav>a:hover,.header-inner nav>a:focus-visible,.header-inner nav>a.is-active{background:transparent;color:#fff;text-shadow:0 0 16px #efc29b70}
.header-inner nav>a:after{display:none}
.nav-wave{position:absolute;left:50%;bottom:0;transform:translateX(-50%);width:78px;height:14px;overflow:visible;fill:none;stroke:#e4ba97;stroke-width:1.35;stroke-linecap:round;opacity:0;transition:opacity .22s;pointer-events:none;filter:drop-shadow(0 0 3px #efb37990)}
.header-inner nav>a:hover .nav-wave,.header-inner nav>a:focus-visible .nav-wave{opacity:1}
.header-inner nav>a:hover .nav-wave path,.header-inner nav>a:focus-visible .nav-wave path{animation:nav-sound .9s ease-in-out 2;transform-origin:center}
@keyframes nav-sound{0%,100%{transform:scaleY(.55)}50%{transform:scaleY(1)}}
.button,.header-cta,.menu-toggle,.mobile-cta>a,.text-button,.scenario-selector button,.back-top{border-radius:6px}
.benefit-sign{border-radius:6px}
.language-illustration,.guest-illustration,.future-layout figure,.compare-grid article.compare-cube,.demo .form-card,.conversation-machine{border-radius:10px}
.wave-cta{position:relative;isolation:isolate;overflow:hidden;transition:box-shadow .3s,border-color .3s,background .3s}
.wave-cta .cta-label{position:relative;z-index:1;font-size:inherit;font-weight:650}
.wave-cta .cta-wave{position:absolute;left:0;bottom:3px;width:100%;height:23px;fill:none;stroke:#eac49d;stroke-width:1.2;pointer-events:none;opacity:.55;filter:drop-shadow(0 0 4px #edaa6990);transition:opacity .3s}
.wave-cta .cta-wave path{stroke-dasharray:500;stroke-dashoffset:0;transform-origin:center}
.hero-actions-v4 .wave-cta,.form-card .form-submit.wave-cta{background:#151b1d;color:#fff;border:1px solid #a57955;min-height:66px;padding:17px 25px 25px;box-shadow:inset 0 0 22px #d7a67e0c,0 0 25px #e0a46f12}
.wave-cta:hover,.wave-cta:focus-visible{box-shadow:0 0 24px #eab78135,inset 0 0 22px #d4a27c13;border-color:#edcbaa}
.wave-cta:hover .cta-wave,.wave-cta:focus-visible .cta-wave{opacity:1;filter:drop-shadow(0 0 5px #ffbd70)}
.wave-cta:hover .cta-wave path,.wave-cta:focus-visible .cta-wave path{animation:cta-sound 1.1s ease-in-out 2}
.hero-actions-v4 .cta-wave path{animation:cta-arrive 2.4s ease-out .5s 2 both}
@keyframes cta-arrive{0%{stroke-dashoffset:500;opacity:.2}65%,100%{stroke-dashoffset:0;opacity:1}}
@keyframes cta-sound{0%,100%{transform:scaleY(.55)}45%{transform:scaleY(1.08)}}
.header-cta.wave-cta{background:#e9e9e4;color:#141819;padding:13px 20px 17px;border:1px solid #e9e9e4;font-size:14px}
.header-cta .cta-wave{height:14px;bottom:0;stroke:#7c4c29;filter:drop-shadow(0 0 2px #d29059);opacity:.35}
.header-cta:hover .cta-wave{filter:drop-shadow(0 0 3px #e1a16f)}
.brand-section:before{display:none}
.what-cube{min-height:780px;isolation:isolate;position:relative}
.what-layout{grid-template-columns:1fr 1fr;gap:100px}
.what-intro{padding-bottom:265px}
.grille-shadow{position:absolute;bottom:-8px;left:-9%;width:69%;max-width:1100px;height:440px;z-index:-1;pointer-events:none;opacity:.72;mask-image:linear-gradient(0deg,#000 50%,transparent 99%)}
.grille-shadow img{width:100%;height:100%;object-fit:cover;object-position:70% 75%;mask-image:linear-gradient(90deg,transparent,#000 12%,#000 80%,transparent)}
.what-layout .capabilities{position:relative;z-index:1}
.capabilities p{color:#c0c4c5}
.faq{position:relative;isolation:isolate;overflow:hidden}
.front-shadow{position:absolute;left:-14%;bottom:-110px;width:75%;max-width:950px;height:550px;pointer-events:none;z-index:-1;opacity:.5;mask-image:linear-gradient(0deg,#000 10%,#000 70%,transparent)}
.front-shadow img{width:100%;height:100%;object-fit:cover;mask-image:linear-gradient(90deg,transparent,#000 16%,#000 82%,transparent)}
.faq-heading,.faq-list{position:relative;z-index:1}
.motion-ready .front-shadow{transition:opacity 1.5s ease-out,transform 1.5s ease-out}
.motion-ready .faq:not(.is-visible) .front-shadow{opacity:.08;transform:translateY(12px)}
.motion-ready .grille-shadow{transition:opacity 1.4s ease-out,transform 1.4s ease-out}
.motion-ready .brand-section:not(.is-visible) .grille-shadow{opacity:.1;transform:translateY(18px)}
.perception h2{font-size:clamp(36px,4.1vw,62px);letter-spacing:-.035em;line-height:1.12}
.demo-slits{display:none}
.example-note a{text-decoration:underline;text-underline-offset:3px;white-space:nowrap}
@media(min-width:1800px){.hero-copy-v4{width:48%;max-width:680px}.hero-v4 h1{font-size:62px}.hero-lifestyle{left:calc(50% - 530px)}.hero-lifestyle img{object-position:70% 48%}.hero-v4{min-height:850px}}
@media(max-width:1200px) and (min-width:761px){.header-inner nav{gap:24px}.header-inner nav>a,.header-inner nav .client-link{font-size:13px;padding-inline:0}.header-cta.wave-cta{font-size:13px;padding-inline:16px}.hero-copy-v4{width:50%;padding-block:48px 65px}.hero-v4 h1{font-size:47px}.hero-v4 .hero-promise{font-size:30px}.hero-actions-v4 .wave-cta{font-size:13px;padding-inline:18px}.what-layout{gap:60px}.what-intro{padding-bottom:280px}.what-cube{min-height:790px}.front-shadow{width:80%;left:-20%}}
@media(max-width:760px){
 .header-inner nav{position:absolute;top:76px;margin:0;background:#101416;border-top:1px solid #3b4245;border-bottom:1px solid #525c60;border-radius:0;padding:20px 28px 28px;box-shadow:0 30px 40px #0006}
 .header-inner nav:after{display:none}.header-inner nav>a,.header-inner nav .client-link{font-family:var(--display);font-size:25px;padding:20px 0 25px;min-height:76px;border:0;margin:0;align-items:center;align-self:flex-start}
 .header-inner nav .client-link{font-size:18px;min-height:58px;padding-top:17px}.header-inner nav .nav-wave{left:0;bottom:9px;transform:none;width:86px;height:13px}
 .header-cta.wave-cta{font-size:12px;padding:11px 13px 15px;min-height:43px}.menu-toggle{border:0;border-radius:6px}
 .hero-copy-v4{width:100%;padding:30px 0 0}.hero-v4 h1{font-size:clamp(34px,8.5vw,48px);line-height:1.1;letter-spacing:-.035em;font-weight:550}
 .hero-v4 .eyebrow{font-size:12px;letter-spacing:.06em;margin-bottom:21px}.hero-v4 .hero-promise{font-size:28px;line-height:1.24;margin:23px 0 21px;max-width:340px}
 .hero-description-v4{font-size:16px;line-height:1.75}.hero-actions-v4{gap:22px;margin-top:26px}.hero-actions-v4 .wave-cta{font-size:13px;line-height:1.5;min-height:67px;padding:13px 17px 24px;max-width:240px}.hero-actions-v4 .text-link{font-size:13px}
 .what-layout{display:block}.what-intro{padding-bottom:0}.what-cube{min-height:0}.what-intro h2{font-size:44px}.what-intro>p{max-width:480px}.capabilities{margin-top:290px}.grille-shadow{top:295px;bottom:auto;left:-22%;width:140%;height:400px;max-width:none;opacity:.72;mask-image:linear-gradient(0deg,transparent,#000 24%,#000 70%,transparent)}
 .language-illustration,.guest-illustration,.future-layout figure,.compare-grid article.compare-cube,.demo .form-card,.conversation-machine{border-radius:8px}
 .front-shadow{left:auto;right:-100px;top:-25px;bottom:auto;width:480px;height:380px;opacity:.35;mask-image:linear-gradient(0deg,transparent,#000 40%,#000 70%,transparent)}
 .perception h2{font-size:37px}.form-card .form-submit.wave-cta{padding:16px 15px 25px;font-size:14px;min-height:64px}.mobile-cta>a,.back-top{border-radius:6px}
}
@media(max-width:370px){.hero-v4 h1{font-size:33px}.hero-v4 .hero-promise{font-size:26px}.hero-actions-v4{gap:14px}.hero-actions-v4 .wave-cta{font-size:12px;padding-inline:13px;max-width:210px}.hero-actions-v4 .text-link{font-size:12px}.header-cta.wave-cta{font-size:12px;padding-inline:11px}.grille-shadow{top:340px}.capabilities{margin-top:270px}.perception h2{font-size:34px}}
@media(prefers-reduced-motion:reduce){.nav-wave,.cta-wave,.wave-cta{transition:none}.nav-wave path,.wave-cta .cta-wave path,.hero-actions-v4 .cta-wave path{animation:none!important}.motion-ready .front-shadow,.motion-ready .grille-shadow{transition:none;transform:none}.motion-ready .faq:not(.is-visible) .front-shadow{opacity:.5}.motion-ready .brand-section:not(.is-visible) .grille-shadow{opacity:.72}}

/* Small finishing adjustments for contrast and compact screens. */
.header-cta.wave-cta .cta-label{color:#141819}
.site-footer{position:relative;isolation:isolate;overflow:hidden}.footer-grille{position:absolute;right:3%;top:-30px;width:150px;height:310px;opacity:.23;z-index:-1;pointer-events:none;mask-image:linear-gradient(0deg,transparent,#000 30%,#000 70%,transparent)}
@media(max-width:760px){.hero-actions-v4{gap:18px}.hero-actions-v4 .wave-cta{flex:1;max-width:none;font-size:13px;padding-inline:15px}.hero-actions-v4 .text-link{white-space:nowrap;flex-shrink:0;font-size:12px}.footer-grille{right:-10px;top:0;width:105px;height:225px}}
@media(max-width:370px){.hero-actions-v4{gap:14px}.hero-actions-v4 .wave-cta{font-size:12px;padding-inline:12px}}

@media(max-width:760px){.what-layout{display:flex;flex-direction:column}.what-intro{display:contents}.what-intro h2{order:1}.what-intro>p{order:2}.what-intro>.text-link{order:3;align-self:flex-start}.what-layout .grille-shadow{position:relative;order:4;inset:auto;flex:none;width:calc(100% + 48px);height:280px;margin:10px -24px -15px;mask-image:linear-gradient(0deg,transparent,#000 20%,#000 80%,transparent)}.what-layout .grille-shadow img{object-position:70% 60%;mask-image:linear-gradient(90deg,transparent,#000 12%,#000 90%,transparent)}.what-layout .capabilities{order:5;margin-top:0;width:100%}.what-layout{gap:0}}

@media(max-width:760px){.what-intro{display:block;order:1}.what-layout .grille-shadow{order:2}.what-layout .capabilities{order:3}}

/* V7: sound-wave motion belongs only to navigation. Calm, legible actions. */
.button,.header-cta,.mobile-cta>a{display:inline-flex;align-items:center;justify-content:center;text-align:center;min-height:48px;line-height:1.45;border-radius:6px;white-space:normal;overflow-wrap:normal;word-break:normal}
.header-cta{background:#eeeee8;color:#141819;border:1px solid #eeeee8;padding:12px 20px;font-size:14px;font-weight:650;box-shadow:none}
.header-cta:hover{background:#d9b597;border-color:#d9b597;color:#141819}
.hero-actions-v4 .button{background:#eeeee8;color:#141819;min-height:58px;padding:16px 23px;font-size:14px;line-height:1.5;max-width:300px;box-shadow:none;border:1px solid #eeeee8}
.hero-actions-v4 .button:hover{background:#d9b597;border-color:#d9b597;box-shadow:none}
.form-card .form-submit{min-height:56px;padding:16px 22px;font-size:15px;text-align:center;line-height:1.5;white-space:normal;box-shadow:none}
.form-card .form-submit:hover{background:#343a3d;box-shadow:none}
.conversation-machine{min-height:570px}.dialogue-zone{display:flex;flex-direction:column;justify-content:center}.dialogue-meta{margin-bottom:7px}
.question{margin-top:25px}.question p{min-height:100px;margin-bottom:22px}.answer{min-height:0;margin:6px 0 25px}.answer[hidden]{display:none}
.audio-controls{gap:15px;min-height:56px}.audio-controls .play-conversation{font-size:14px;line-height:1.5;gap:12px}.play-conversation .play-label{font-size:14px}.play-conversation .play-symbol{font-size:22px}
.play-conversation:disabled{opacity:.55;cursor:default}.studio-interactive .physical-button:disabled{cursor:default}
.scenario-selector{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px;margin-top:27px}
.scenario-selector button{min-width:0;min-height:54px;padding:12px 15px;text-align:left;font-size:14px;line-height:1.5;justify-content:flex-start;gap:9px}
.scenario-selector button>span{font-size:12px;flex-shrink:0}.example-note{margin-top:22px;line-height:1.8}
.studio-interactive{aspect-ratio:940 / 850}.studio-interactive .power-glow{opacity:1;transition:none}
.studio-interactive .power-glow path{stroke:#7d8282;stroke-width:3;filter:none;transition:stroke .2s,filter .2s}
.conversation-machine[data-active="true"] .power-glow path{stroke:#fff7df;stroke-width:3.4;filter:drop-shadow(0 0 3px #fff0bb)}
.studio-interactive .physical-button,.conversation-machine[data-state="playing"] .physical-button{left:80.42553%;top:56.47059%;width:44px;height:44px;min-height:44px;transform:translate(-50%,-50%);background:transparent;box-shadow:none}
.conversation-machine .audio-status:empty{display:none}
.faq-heading{display:flex;flex-direction:column;align-self:stretch;min-width:0}.faq-heading h2{margin-bottom:25px}.founder-contact{margin-bottom:0}
.faq .front-shadow{position:relative;inset:auto;left:auto;right:auto;top:auto;bottom:auto;width:100%;max-width:390px;height:255px;margin:18px auto 0;z-index:0;opacity:.6;flex-shrink:0;mask-image:radial-gradient(ellipse at center,#000 22%,transparent 72%);transform:none}
.front-shadow svg{width:100%;height:100%;display:block}.front-shadow img{display:none}
.motion-ready .faq:not(.is-visible) .front-shadow{opacity:.18;transform:none}
@media(max-width:1000px) and (min-width:761px){.header-cta{font-size:13px;padding-inline:15px}.hero-actions-v4{gap:20px}.hero-actions-v4 .button{font-size:14px;padding-inline:19px}.faq .front-shadow{height:220px}}
@media(max-width:760px){
 .header-inner nav{padding:17px 28px 22px}.header-inner nav>a,.header-inner nav .client-link{font-family:var(--display);font-size:20px;font-weight:500;line-height:1.4;min-height:59px;padding:14px 0 17px;margin:0;display:flex;align-self:flex-start}.header-inner nav .nav-wave{width:67px;height:11px;bottom:2px}
 .header-cta{font-size:13px;min-height:44px;padding:10px 14px;line-height:1.3}.hero-actions-v4{display:flex;align-items:center;gap:20px}.hero-actions-v4 .button{flex:1;max-width:none;min-height:60px;padding:14px 16px;font-size:14px;line-height:1.5}.hero-actions-v4 .text-link{flex:none;font-size:13px;white-space:nowrap}.mobile-cta>a{font-size:13px;min-height:44px;padding:11px 15px}
 .conversation-machine{min-height:0}.dialogue-zone{padding:26px 24px 30px}.question p{min-height:0;margin-bottom:24px;font-size:27px}.scenario-selector button{flex-direction:column;align-items:flex-start;gap:4px;min-height:72px;padding:11px 12px;font-size:14px}.audio-controls .play-conversation .play-label{font-size:14px}.device-zone{padding:44px 0 30px}.touch-caption{font-size:12px}
 .faq-heading{margin-bottom:24px;position:relative;padding-bottom:10px}.faq .front-shadow{position:absolute;inset:auto -20px -20px auto;width:160px;height:165px;margin:0;opacity:.32;z-index:-1;mask-image:radial-gradient(ellipse,#000 15%,transparent 75%)}.founder-contact{max-width:280px}.faq-list{position:relative}
 .form-card .form-submit{padding:16px 15px;min-height:57px;font-size:14px;line-height:1.5}
}
@media(max-width:370px){.header-inner{gap:10px}.header-cta{font-size:12px;padding-inline:12px}.hero-actions-v4{gap:14px}.hero-actions-v4 .button{font-size:13px;padding-inline:12px}.hero-actions-v4 .text-link{font-size:12px}.scenario-selector{grid-template-columns:1fr}.scenario-selector button{flex-direction:row;align-items:center;min-height:51px;gap:10px}.faq .front-shadow{width:135px;right:-20px;opacity:.24}}
@media(prefers-reduced-motion:reduce){.studio-interactive .power-glow path{transition:none}.motion-ready .faq:not(.is-visible) .front-shadow{opacity:.6}}

/* V8: choose a question, then listen. The hardware remains the focal point. */
.hero-promise strong{font-weight:750}
.demo-v8{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);grid-template-areas:"device choices" "device playback";grid-template-rows:auto 1fr;min-height:0;background:#13181a}
.demo-v8 .device-zone{grid-area:device;padding:76px 0 48px;min-width:0;justify-content:center;background:#101416;border-right:1px solid #ffffff13}
.device-topline{position:absolute;inset:27px 28px auto;display:flex;align-items:center;justify-content:space-between;gap:15px;z-index:1}
.demo-v8 .device-tag{position:static;font-size:11px;letter-spacing:.08em;white-space:nowrap}
.device-topline .signal-status{font-size:12px;color:#bec5c7;gap:8px}
.demo-v8 .studio-interactive{width:100%;max-width:520px;aspect-ratio:1020 / 940;margin:0}
.demo-v8 .studio-interactive .physical-button{left:78.627451%;top:55.638298%;width:44px;height:44px;min-height:44px;transform:translate(-50%,-50%)}
.demo-v8 .power-glow path{stroke:#8a8e8e;stroke-width:2.7;filter:none}
.demo-v8[data-active="true"] .power-glow path{stroke:#fff7df;stroke-width:2.8;filter:drop-shadow(0 0 1.7px #fff0bd)}
.demo-v8 .touch-caption{position:static;font-size:13px;line-height:1.6;text-align:center;margin:7px 24px 0;color:#bec5c7}
.demo-choices{grid-area:choices;padding:33px 36px 0;min-width:0}
.demo-playback{grid-area:playback;padding:27px 36px 30px;min-width:0}
.demo-step{display:flex;gap:12px;align-items:center}
.demo-step>span{display:flex;align-items:center;justify-content:center;width:26px;height:26px;flex:none;border:1px solid #75553e;border-radius:50%;font:500 13px/1 var(--body);color:#e4bb99}
.demo-step h3{font:550 19px/1.35 var(--display);letter-spacing:-.015em;margin:0;color:#f4f5f2}
.demo-v8 .scenario-selector{display:flex;flex-direction:column;gap:10px;border:0;padding:0;margin:19px 0 0}
.demo-v8 .scenario-selector button{display:flex;align-items:center;gap:14px;padding:15px 17px;min-height:90px;width:100%;background:#1b2225;border:1px solid #455055;color:#e5e9e9;border-radius:6px;transition:background .18s,border-color .18s;text-align:left}
.demo-v8 .scenario-selector button:after{display:none}
.demo-v8 .scenario-selector button:hover{border-color:#a0846d;background:#222a2e}
.demo-v8 .scenario-selector button[aria-selected="true"]{border-color:#cda078;background:#292b29;box-shadow:inset 3px 0 0 #cda078}
.demo-v8 .choice-radio{display:block;width:17px;height:17px;border:1px solid #7b8589;border-radius:50%;flex:none;position:relative}
.demo-v8 [aria-selected="true"] .choice-radio{border-color:#ddb38f}
.demo-v8 [aria-selected="true"] .choice-radio:after{content:'';position:absolute;inset:4px;background:#ddb38f;border-radius:50%}
.demo-v8 .choice-copy{display:grid;gap:5px;min-width:0;flex:1}
.demo-v8 .choice-meta{display:flex;align-items:center;gap:10px;color:#d2b296;font-size:12px;font-weight:500;line-height:1.4;letter-spacing:.02em}
.demo-v8 .choice-meta>span{color:#aeb8bc;border-left:1px solid #657073;padding-left:10px;font-size:12px}
.demo-v8 .choice-question{font:500 18px/1.45 var(--display);letter-spacing:-.01em;color:#f4f5f2}
.demo-v8 .audio-controls{display:flex;align-items:center;gap:20px;min-height:0;margin-top:18px}
.demo-v8 .play-conversation{display:inline-flex;align-items:center;justify-content:center;gap:12px;background:#f1f0e9;color:#111719;border:1px solid #f1f0e9;border-radius:6px;min-height:54px;margin:0;padding:14px 21px;flex:1;max-width:300px;box-shadow:none}
.demo-v8 .play-conversation:hover{background:#e1bd9e;border-color:#e1bd9e}
.demo-v8 .play-conversation .play-label{font:650 15px/1.5 var(--body);color:inherit}
.demo-v8 .play-conversation .play-symbol{font-size:22px;line-height:1;flex:none;color:inherit}
.demo-v8 .play-conversation:disabled{cursor:wait;opacity:.7}
.demo-v8 #audio-time{font-size:12px;color:#acb7bc;min-width:62px;text-align:right;white-space:nowrap}
.demo-v8 .audio-track{margin-top:18px;height:2px;background:#3d494e}
.demo-v8 .audio-track>span{background:#d6aa85}
.answer-transcript{margin-top:20px;color:#c3cbcf}
.answer-transcript summary{cursor:pointer;list-style:none;display:flex;align-items:center;justify-content:space-between;gap:15px;min-height:37px;font-size:14px;color:#e0e4e5;text-underline-offset:5px}
.answer-transcript summary::-webkit-details-marker{display:none}
.answer-transcript summary:after{content:'+';font-size:20px;font-weight:400;color:#d6aa85}
.answer-transcript[open] summary:after{content:'−'}
.answer-transcript p{font-size:16px;line-height:1.8;margin:12px 0 0;color:#c3cbcf}
.demo-v8 .example-note{font-size:12px;line-height:1.8;margin-top:16px;color:#9daaae;max-width:none}
.demo-v8 .audio-status{font-size:14px;line-height:1.6;margin:14px 0 0;color:#e5bb9c}
.perception-v8{grid-template-columns:minmax(0,1.1fr) minmax(0,.9fr);gap:76px;padding-block:90px;align-items:center}
.perception-v8 h2{margin:0;font-size:clamp(37px,4vw,59px);line-height:1.15;max-width:750px}
.perception-copy{border-left:1px solid #c7b39e;padding:14px 0 14px 40px;max-width:520px}
.perception-v8 .perception-copy p{font-size:18px;line-height:1.85;margin:0 0 22px;color:#495258}
.perception-v8 .origin-credentials{display:block;font-size:13px;line-height:1.8;color:#855035}
@media(max-width:1100px) and (min-width:761px){
 .demo-v8{grid-template-columns:minmax(0,.9fr) minmax(0,1.1fr)}.device-topline{inset:24px 23px auto;align-items:flex-start;flex-direction:column;gap:10px}.demo-choices{padding:30px 27px 0}.demo-playback{padding:26px 27px 27px}.demo-v8 .choice-question{font-size:17px}.perception-v8{gap:38px}.perception-copy{padding-left:27px}.perception-v8 .perception-copy p{font-size:17px}
}
@media(max-width:760px){
 .demo-v8{display:grid;grid-template-columns:1fr;grid-template-areas:"choices" "playback" "device";margin-inline:0;border-radius:8px}
 .demo-choices{padding:25px 22px 22px}.demo-step h3{font-size:18px}.demo-step>span{width:25px;height:25px;font-size:12px}
 .demo-v8 .scenario-selector{margin-top:17px;gap:9px}.demo-v8 .scenario-selector button{flex-direction:row;align-items:center;gap:11px;min-height:86px;padding:13px 14px}.demo-v8 .choice-question{font-size:16px;line-height:1.45}.demo-v8 .choice-meta,.demo-v8 .choice-meta>span{font-size:12px}
 .demo-v8 .device-zone{padding:37px 0 15px;border-right:0;border-top:1px solid #ffffff10;border-bottom:1px solid #ffffff10;overflow:hidden}
 .device-topline{inset:14px 22px auto;gap:10px}.demo-v8 .device-tag{font-size:10px}.device-topline .signal-status{font-size:11px}.demo-v8 .studio-interactive{width:min(85%,335px);margin:-8px auto -4px}.demo-v8 .touch-caption{font-size:12px;margin:0 14px}
 .demo-playback{padding:3px 22px 25px}.demo-v8 .audio-controls{margin-top:17px;gap:14px}.demo-v8 .play-conversation{min-height:54px;padding:13px 14px;max-width:none}.demo-v8 .play-conversation .play-label{font-size:14px}.demo-v8 #audio-time{font-size:11px;min-width:58px}.demo-v8 .example-note{margin-top:14px;font-size:12px}.answer-transcript{margin-top:15px}
 .perception-v8{display:block;padding-block:54px}.perception-v8 h2{font-size:37px;line-height:1.18;max-width:550px}.perception-copy{max-width:none;padding:25px 0 0;border:0;border-top:1px solid #d4c4b3;margin-top:29px}.perception-v8 .perception-copy p{font-size:17px;line-height:1.85;margin-bottom:19px}.perception-v8 .origin-credentials{font-size:12px}
}
@media(max-width:370px){.demo-choices{padding-inline:18px}.demo-playback{padding-inline:18px}.demo-v8 .scenario-selector button{padding-inline:12px}.demo-v8 .choice-question{font-size:16px}.demo-v8 .audio-controls{flex-wrap:wrap;gap:8px}.demo-v8 .play-conversation{flex-basis:100%}.demo-v8 #audio-time{width:100%;font-size:12px}.demo-v8 .studio-interactive{width:88%}.perception-v8 h2{font-size:33px}}
@media(prefers-reduced-motion:reduce){.demo-v8 .scenario-selector button{transition:none}}

/* V9: CUBE connects the illustrations; the interpreter has its own reception scene. */
.language-illustration,.guest-photo.guest-illustration{aspect-ratio:3 / 2;height:auto;min-height:0;align-self:center;background:#101112}
.language-illustration img,.guest-photo.guest-illustration img{display:block;width:100%;height:auto;aspect-ratio:3 / 2;object-fit:contain;object-position:center}
.translator-section{position:relative;background:#141819;padding-top:78px;padding-bottom:90px}
.translator-section:before{content:'';position:absolute;top:0;left:max(var(--side),calc((100vw - 1536px)/2));right:max(var(--side),calc((100vw - 1536px)/2));height:1px;background:#3e4749}
.translator-layout{display:grid;grid-template-columns:minmax(0,.8fr) minmax(0,1.2fr);gap:60px;align-items:center}
.translator-intro{min-width:0}.translator-intro .eyebrow{font-size:13px;letter-spacing:.08em;color:#d2ac8d;line-height:1.7;margin-bottom:21px}
.translator-intro h2{font:550 clamp(35px,3.5vw,54px)/1.13 var(--display);letter-spacing:-.035em;color:#f5f5f1;margin:0 0 25px}
.translator-lead{font-size:17px;line-height:1.85;color:#c8cdcf;max-width:490px;margin:0}
.translator-use{border-left:1px solid #8e6b4f;padding-left:20px;margin-top:26px;max-width:480px}
.translator-use p{font-size:16px;line-height:1.8;color:#c8cdcf;margin:0}.translator-use p+p{margin-top:15px}
.translator-indicator{display:flex;align-items:flex-start;gap:10px;font-size:13px;line-height:1.8;color:#b8c5bc;margin:24px 0 0;max-width:380px}
.translator-indicator>span{display:block;flex:none;width:6px;height:6px;border-radius:50%;margin-top:8px;background:#73c994;box-shadow:0 0 8px #63c48a40}
.translator-intro .text-link{font-size:14px;margin-top:24px;min-height:42px}
.translator-figure{margin:0;min-width:0;align-self:center}
.translator-figure img{display:block;width:100%;height:auto;aspect-ratio:3 / 2;object-fit:contain;border-radius:8px;background:#101416}
.translator-figure figcaption{font-size:13px;line-height:1.8;color:#aab3b6;padding:17px 1px 0;margin:0;max-width:650px}
@media(min-width:1600px){.translator-layout{gap:78px}.translator-intro h2{font-size:57px}}
@media(max-width:1100px) and (min-width:761px){.translator-layout{grid-template-columns:minmax(0,1fr) minmax(0,1.15fr);gap:36px}.translator-intro h2{font-size:39px}.translator-lead,.translator-use p{font-size:16px}.translator-intro .eyebrow{font-size:12px}}
@media(max-width:760px){
 .language-illustration,.guest-photo.guest-illustration{aspect-ratio:3 / 2;height:auto;min-height:0}
 .translator-section{padding-block:46px 45px}.translator-layout{grid-template-columns:1fr;gap:28px}.translator-intro .eyebrow{font-size:12px;margin-bottom:17px;letter-spacing:.055em}.translator-intro h2{font-size:37px;line-height:1.17;margin-bottom:22px}.translator-lead{font-size:16px;line-height:1.8;max-width:none}.translator-use{margin-top:23px;padding-left:17px;max-width:none}.translator-use p{font-size:16px;line-height:1.8}.translator-indicator{font-size:13px;margin-top:21px;max-width:none}.translator-intro .text-link{margin-top:16px;font-size:14px}.translator-figure figcaption{font-size:12px;padding-top:14px}.translator-figure img{border-radius:6px}
}
@media(max-width:370px){.translator-intro h2{font-size:33px}}

/* V10: keep the personal introduction on two readable lines on mobile too. */
.faq-heading .founder-contact p br{display:initial}

/* V11: upright opening promise, retaining the bold CUBE word. */
.hero-promise{font-style:normal;font-weight:500;text-wrap:balance}

/* V12: a dedicated mobile opening; desktop rules and source content stay intact. */
@media(max-width:760px){
 .hero-v4{display:grid;grid-template-columns:minmax(0,1fr);padding:26px var(--side) 0;min-height:0;text-align:center;justify-content:normal}
 .hero-v4 .hero-copy-v4{display:contents}
 .hero-v4 .hero-copy-v4:after{content:none;display:none}
 .hero-v4 .hero-copy-v4>.eyebrow{order:1;justify-self:center;max-width:none;margin:0 0 14px;font-size:12px;line-height:1.6;letter-spacing:.065em;text-align:center}
 .hero-v4 .hero-copy-v4>h1{order:2;justify-self:center;margin:0;max-width:580px;width:100%;font-size:clamp(28px,7.7vw,40px);line-height:1.12;letter-spacing:-.035em;text-align:center;text-wrap:balance}
 .hero-v4 .hero-lifestyle{order:3;display:block;position:relative;inset:auto;z-index:0;margin:19px calc(-1 * var(--side)) 0;height:clamp(244px,74vw,380px);overflow:hidden}
 .hero-v4 .hero-lifestyle img{display:block;width:100%;height:100%;object-fit:cover;object-position:82% 53%;transform:scale(1.1);transform-origin:82% 58%}
 .hero-v4 .hero-lifestyle:after{background:linear-gradient(180deg,#0b0c0d 0%,transparent 13%,transparent 82%,#0b0c0d 100%)}
 .hero-v4 .hero-copy-v4>.hero-promise{order:4;justify-self:center;max-width:310px;width:100%;margin:14px 0 0;font-size:clamp(25px,6.4vw,31px);line-height:1.22;font-style:normal;text-align:center;text-wrap:balance}
 .hero-v4 .hero-actions-v4{order:5;display:grid;grid-template-columns:minmax(0,1fr);justify-self:center;align-items:center;gap:5px;width:100%;max-width:420px;margin:22px 0 0}
 .hero-v4 .hero-actions-v4 .button{width:100%;max-width:none;min-height:56px;padding:14px 16px;font-size:14px;line-height:1.5;text-align:center;white-space:normal}
 .hero-v4 .hero-actions-v4 .text-link{justify-self:center;align-self:center;display:inline-flex;align-items:center;width:max-content;max-width:none;min-height:44px;margin:0;padding:8px 0;font-size:14px;line-height:1.5;white-space:nowrap;text-align:center}
 .hero-v4 .hero-description-v4{order:6;justify-self:center;width:100%;max-width:500px;margin:22px 0 0;padding:0;font-size:16px;line-height:1.8;text-align:center}
 .hero-v4 .hero-foot{order:7;display:flex;flex-direction:column;justify-self:center;align-items:center;width:100%;max-width:600px;gap:20px;min-height:0;margin:27px 0 0;padding:23px 0 30px;border-top:1px solid #ffffff26;text-align:center}
 .hero-v4 .hero-foot>span{max-width:none;margin:0;font-size:13px;line-height:1.6}
 .hero-v4 .hero-foot ul{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:12px;width:100%;max-width:none;margin:0}
 .hero-v4 .hero-foot li{display:block;max-width:none;font-size:12px;line-height:1.6;text-align:center;white-space:normal}
 .hero-v4 .hero-foot strong{display:block;margin:0 0 5px;font-size:26px;line-height:1.15}
}

/* V13: a clear invitation to a tailored demo, with CUBE's diagonal grille cue. */
.text-link.demo-link{display:inline-flex;align-items:center;gap:12px;max-width:100%;min-height:56px;padding:14px 18px;margin-top:24px;border:1px solid #dfb391;border-radius:3px;background:#dfb391;color:#111719;font:750 15px/1.45 var(--body);text-decoration:none;text-wrap:balance;box-shadow:0 0 0 1px #dfb39113;transition:background .2s,border-color .2s,box-shadow .2s}
.text-link.demo-link::before{content:'';flex:0 0 16px;width:16px;height:17px;background:repeating-linear-gradient(135deg,transparent 0 4px,#725039 4px 6px,transparent 6px 9px);opacity:.85}
.text-link.demo-link::after{display:none}
.text-link.demo-link:hover,.text-link.demo-link:focus-visible{background:#efd2b8;border-color:#efd2b8;box-shadow:0 0 0 3px #dfb39136;color:#101517}
.text-link.demo-link:focus-visible{outline:2px solid #fff;outline-offset:3px}
@media(max-width:760px){.text-link.demo-link{font-size:14px;line-height:1.45;min-height:54px;padding:13px 15px;gap:10px}}
@media(prefers-reduced-motion:reduce){.text-link.demo-link{transition:none}}

/* V15: a restrained external callout, clear of the device silhouette. */
.studio-interactive .touch-hint{position:absolute;right:21.372549%;top:101.5%;transform:translateY(-100%);z-index:3;pointer-events:none;white-space:nowrap;font:450 13px/1.4 var(--body);color:#b8a18f}
.studio-interactive .touch-hint-arrow{position:absolute;inset:0;width:100%;height:100%;mask:none;pointer-events:none;z-index:3;overflow:visible}
.touch-hint-arrow path{fill:none;stroke:#a18974;stroke-width:.8;opacity:.65;vector-effect:non-scaling-stroke;stroke-linecap:round;stroke-linejoin:round}
@media(max-width:760px){.studio-interactive .touch-hint{font-size:12px}}

.demo-v8 .studio-interactive{margin-bottom:20px}

/* V25 — keep the device visible to the left of its guest. */
@media(min-width:761px){
 .hero-v4 .hero-lifestyle:after{background:linear-gradient(90deg,#0b0c0d 0%,#0b0c0dd9 10%,#0b0c0d59 23%,transparent 35%),linear-gradient(0deg,#0b0c0d 0%,transparent 18%)}
}

/* V26 — show the full entrance photograph, including its physical CUBE plaque. */
.future-layout figure{aspect-ratio:3 / 2}

/* Keep the flat navigation reachable on short mobile viewports. */
@media(max-width:760px){.header-inner nav{max-height:calc(100svh - 76px);overflow-y:auto;overscroll-behavior:contain}}