:root{color-scheme:dark;--bg:#141219;--panel:#201b29;--text:#f2eef7;--muted:#a59caf;--accent:#b89af1;font-family:Inter,system-ui,-apple-system,BlinkMacSystemFont,'Segoe UI',sans-serif;color:var(--text);background:var(--bg)}*{box-sizing:border-box}body{margin:0;background:radial-gradient(ellipse at 85% 40%,#52376c22,transparent 55%)}button,input{font:inherit}button,a,input{ -webkit-tap-highlight-color:transparent}button{cursor:pointer}a{color:inherit;text-decoration:none}button:disabled{cursor:default;opacity:.42}button:focus-visible,a:focus-visible,input:focus-visible{outline:2px solid #dbbfff;outline-offset:5px}.landing-shell{min-height:100svh;max-width:1720px;margin:auto;padding:0 clamp(24px,5vw,88px);display:grid;grid-template-rows:auto 1fr auto}.landing-header{min-height:104px;display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid #ffffff12;gap:24px}.landing-brand{display:flex;align-items:center;gap:12px;font-size:19px;font-weight:750;letter-spacing:-.6px}.brand-symbol{font-size:34px;color:#cfb5fa;line-height:1}.landing-brand img{width:42px;max-height:42px;object-fit:contain}.header-note{font-size:12px;color:var(--muted);margin-left:auto;margin-right:26px}.button{display:inline-flex;align-items:center;justify-content:center;gap:24px;padding:17px 23px;border:1px solid #ffffff20;border-radius:12px;font-size:13px;font-weight:650;line-height:1.4;transition:background .18s,transform .18s}.button:hover:not(:disabled){transform:translateY(-2px)}.button-primary{background:#b99bf0;color:#21152f;border-color:#c8acf8}.button-primary:hover:not(:disabled){background:#ceb2ff}.button-quiet{background:#ffffff06;color:#eee7f7;padding:12px 21px}.text-button{padding:6px 0;border:0;background:transparent;color:#cbb3ee;font-size:12px;cursor:pointer}.text-button:hover{color:white}.landing-main{display:grid;grid-template-columns:1fr 1.05fr;align-items:center;gap:clamp(30px,5vw,90px);padding:clamp(26px,4vh,70px) 0}.eyebrow{display:flex;align-items:center;gap:10px;letter-spacing:2.6px;font-size:9px;font-weight:700;color:#c0a9dd}.eyebrow i,.status-dot{display:inline-block;width:6px;height:6px;background:#ba9ae9;border-radius:50%;box-shadow:0 0 12px #c5a6ff66}.hero-copy h1{font-size:clamp(52px,6.1vw,100px);line-height:.99;letter-spacing:-5px;margin:26px 0 24px;font-weight:650}.hero-copy h1 em{font-style:normal;color:#bd9be9}.hero-description{font-size:14px;color:#b7aebe;line-height:1.9;max-width:390px;margin:0 0 28px}.hero-actions{display:flex;align-items:center;gap:25px;flex-wrap:wrap}.trial-note{color:#7f748a;font-size:10px;line-height:1.8;margin-top:15px}.hero-features{display:flex;gap:27px;margin-top:34px;font-size:10px;color:#afa2bc;flex-wrap:wrap}.hero-features b{color:#65576f;font-size:9px;font-weight:400;margin-right:8px}.showcase{border:1px solid #b09cce22;background:linear-gradient(135deg,#30283b88,#1c1824);border-radius:24px;overflow:hidden;box-shadow:0 35px 90px #0004;transform:rotate(-1.3deg)}.showcase-top{display:flex;justify-content:space-between;align-items:center;padding:22px 25px;color:#a99ab8;font-size:9px;letter-spacing:1.3px}.showcase-top .status-dot{margin-right:9px;background:#a4d6be;box-shadow:none}.live-pill{font-size:7px;padding:6px 8px;border:1px solid #ffffff1a;border-radius:6px;letter-spacing:1px}.stage{position:relative;aspect-ratio:1.22;overflow:hidden;background:radial-gradient(ellipse at 50% 55%,#53426750,transparent 65%)}.stage-grid{position:absolute;inset:-10% -50%;background-image:linear-gradient(#b898e510 1px,transparent 1px),linear-gradient(90deg,#b898e510 1px,transparent 1px);background-size:38px 38px;transform:perspective(600px) rotateX(55deg) rotateZ(-22deg);mask-image:radial-gradient(ellipse,black,transparent 70%)}.marker-plane{position:absolute;width:58%;height:48%;left:21%;top:45%;transform:perspective(600px) rotateX(59deg) rotateZ(-27deg);background:linear-gradient(135deg,#a28cb822,#5c477d11);border:1px solid #baa0d94d;box-shadow:0 18px 50px #0002}.marker-orbit{position:absolute;inset:16%;border:1px solid #bba4d633;border-radius:50%}.marker-orbit:after{content:'';position:absolute;inset:20%;border:1px solid #bba4d633;border-radius:50%}.marker-corner{position:absolute;width:17px;height:17px;border-color:#d1b7f7;border-style:solid}.tl{top:-1px;left:-1px;border-width:2px 0 0 2px}.tr{top:-1px;right:-1px;border-width:2px 2px 0 0}.bl{bottom:-1px;left:-1px;border-width:0 0 2px 2px}.br{bottom:-1px;right:-1px;border-width:0 2px 2px 0}.marker-label{position:absolute;bottom:8px;left:12px;color:#b9a5cb;font-size:7px;letter-spacing:2px}.model-preview{position:absolute;width:51%;left:24.5%;top:9%;filter:drop-shadow(0 20px 30px #0003);animation:float 6s ease-in-out infinite}.model-preview svg{display:block;width:100%}.object-hotspot{position:absolute;right:10%;top:56%;display:grid;place-items:center;width:29px;height:29px;border:2px solid #f2e7ff;border-radius:50%;background:#9972d4;font-size:11px;box-shadow:0 0 0 6px #ba99ec1a}.object-shadow{position:absolute;width:30%;height:8%;left:35%;top:69%;border-radius:50%;background:#160b22;filter:blur(14px);opacity:.7}.scene-caption{position:absolute;bottom:9%;left:50%;transform:translateX(-50%);display:flex;align-items:center;gap:9px;white-space:nowrap;background:#35293fd9;border:1px solid #b997df2b;border-radius:10px;padding:12px 15px;color:#d8c9e6;font-size:10px;box-shadow:0 10px 30px #0003}.caption-icon{color:#bc9bea}.stage-axis{position:absolute;bottom:15px;left:24px;font-size:8px;color:#8e789e}.showcase-bottom{border-top:1px solid #ffffff0b;padding:18px 23px;display:flex;align-items:center;justify-content:space-between;gap:15px}.mode-label{font-size:7px;letter-spacing:1.5px;color:#8e7e9e}.mode-tabs{display:flex;gap:5px}.mode-tabs button{border:1px solid transparent;border-radius:7px;padding:9px 12px;background:transparent;color:#9a8aa8;font-size:10px;white-space:nowrap}.mode-tabs button[aria-pressed=true]{background:#b99be81a;border-color:#b99be833;color:#d7baff}.landing-footer{min-height:68px;border-top:1px solid #ffffff12;display:flex;justify-content:space-between;align-items:center;gap:20px;color:#74697e;font-size:9px}.landing-footer>span:last-child{display:flex;gap:17px;align-items:center}.landing-footer i{width:3px;height:3px;border-radius:50%;background:#685676}.landing-footer a{color:#b4a4c3}.auth-dialog{width:calc(100% - 32px);max-width:460px;border:1px solid #5d486f;border-radius:22px;padding:38px;background:#241c30;color:#f2eef7;box-shadow:0 30px 100px #0009;max-height:calc(100svh - 32px);overflow:auto}.auth-dialog::backdrop{background:#0b0713bd;backdrop-filter:blur(8px)}.dialog-close{position:absolute;top:12px;right:12px;width:30px;height:30px;border:0;border-radius:8px;background:#ffffff09;color:#d6c4e8;font-size:23px}.auth-dialog h2{font-size:28px;letter-spacing:-1px;margin:18px 0 10px}.auth-dialog p{font-size:12px;line-height:1.8;color:#b7a9c4}.auth-dialog form{margin-top:25px}.auth-dialog label{display:block;font-size:11px;font-weight:600;margin-bottom:18px}.auth-dialog input{display:block;width:100%;margin-top:8px;border:1px solid #5b486b;background:#1a1423;border-radius:10px;padding:13px;color:white;min-width:0}.auth-dialog fieldset{border:0;margin:20px 0 0;padding:0;opacity:.5}.form-submit{width:100%;margin-top:3px}.form-notice{background:#b89af10e;border:1px solid #b89af12e;border-radius:10px;padding:12px;margin-top:19px;font-size:11px;line-height:1.8;color:#cfb9e4}.form-help{display:block;color:#bfa5dd;font-size:10px;margin-top:18px}.form-switch{text-align:center;margin-top:22px!important}.form-switch .text-button{font-size:12px;padding:0 4px}.signup-details{font-size:10px!important}.how-steps{padding-left:20px;margin:30px 0}.how-steps li{padding-left:9px;margin-bottom:24px;color:#c1a0eb}.how-steps strong{font-size:13px;color:#eee5f6}.how-steps p{margin:8px 0 0}.video-preview,.instruction-preview{display:none;position:absolute;left:19%;top:17%;width:62%;height:45%;border:1px solid #d9c0ff55;border-radius:12px;box-shadow:0 20px 45px #0005;overflow:hidden}.video-preview{background:linear-gradient(#4b365e,#b27c91);transform:rotate(-4deg)}.video-horizon{position:absolute;inset:55% -10% -10%;background:#352944;transform:rotate(-12deg);border-radius:45% 45% 0 0}.video-sun{position:absolute;width:54px;height:54px;top:18%;right:22%;background:#e6bca4;border-radius:50%;box-shadow:0 0 50px #facd9c33}.preview-play{position:absolute;inset:0;display:grid;place-items:center;font-size:40px;color:#fff9}.video-label{position:absolute;bottom:16px;left:18px;font-size:8px;letter-spacing:2px;color:#e3d2ec}.instruction-preview{padding:23px;background:linear-gradient(125deg,#67527d,#30253d);transform:rotate(-3deg)}.instruction-preview>span:first-child{font-size:7px;letter-spacing:2px;color:#cbb3e3}.instruction-preview strong{display:block;font-size:clamp(15px,1.8vw,28px);line-height:1.2;margin-top:16px;letter-spacing:-.6px}.instruction-preview>div{display:flex;gap:5px;margin-top:14px}.instruction-preview i{width:18px;height:3px;background:#ffffff25;border-radius:3px}.instruction-preview i:first-child{background:#d9c5fc}.instruction-next{position:absolute;bottom:16px;right:18px;font-size:8px;color:#d8c2f3}.stage[data-mode=video] .model-preview,.stage[data-mode=instruction] .model-preview{display:none}.stage[data-mode=video] .video-preview,.stage[data-mode=instruction] .instruction-preview{display:block}@keyframes float{0%,100%{transform:translateY(0)}50%{transform:translateY(-8px)}}@media(min-width:1000px) and (min-height:760px){.landing-shell{height:100svh;min-height:0}.hero-copy h1{font-size:min(6.1vw,11vh,100px)}.showcase{max-height:74vh}.stage{max-height:53vh}.hero-features{margin-top:27px}}@media(max-width:1100px){.mode-label{display:none}.showcase-bottom{justify-content:center}.header-note{display:none}.hero-copy h1{letter-spacing:-3px}.hero-actions{gap:13px}.button{padding:15px 18px;font-size:12px}.showcase{border-radius:18px}}@media(max-width:760px){.landing-shell{padding:0 22px}.landing-header{min-height:80px}.landing-brand{font-size:17px}.landing-main{grid-template-columns:1fr;gap:38px;padding:35px 0}.hero-copy h1{font-size:64px;margin:23px 0;letter-spacing:-3px}.hero-copy h1 br:nth-child(2){display:none}.hero-copy h1 em:before{content:' '}.hero-description{font-size:13px;max-width:400px}.hero-features{gap:20px;margin-top:25px}.showcase{width:100%;max-width:520px;justify-self:center;transform:none}.landing-footer{flex-wrap:wrap;gap:10px;padding:20px 0;line-height:1.8}.landing-footer>span:last-child{flex-wrap:wrap;gap:10px}.instruction-preview strong{font-size:23px}}@media(max-width:390px){.landing-shell{padding:0 16px}.hero-copy h1{font-size:56px}.landing-brand{font-size:15px}.hero-actions .button{width:100%}.hero-actions .text-button{margin-top:3px}.scene-caption{font-size:9px;padding:10px}.auth-dialog{padding:32px 23px}.instruction-preview{padding:18px}.instruction-preview strong{font-size:20px}}@media(prefers-reduced-motion:reduce){*,*:before,*:after{animation:none!important;transition:none!important}}

@media(min-width:1000px) and (min-height:700px) and (max-height:850px){.landing-shell{height:100svh;min-height:0}.landing-header{min-height:80px}.landing-footer{min-height:48px}.landing-main{padding:20px 0;min-height:0}.hero-copy h1{font-size:clamp(56px,8.4vh,72px);margin:18px 0;letter-spacing:-3px}.hero-description{font-size:13px;line-height:1.65;margin-bottom:18px}.hero-features{margin-top:18px}.trial-note{margin-top:12px;margin-bottom:8px}.showcase{max-height:75vh}.stage{max-height:50vh}}
/* MarkUP AR — white / sky blue */
:root{color-scheme:light;--bg:#f6fbff;--panel:#fff;--text:#173b53;--muted:#658297;--accent:#2590cf;color:var(--text);background:var(--bg)}body{background:radial-gradient(ellipse at 85% 35%,#daf1ff88,transparent 60%),#f8fcff}.landing-header,.landing-footer{border-color:#dcebf4}.landing-brand{gap:0}.landing-brand img{width:64px;max-height:none;height:59px;object-fit:contain;background:#126598;padding:8px;border-radius:12px}.brand-symbol{color:#2590cf}.header-note{color:#66889e}.button{border-color:#cde3f0}.button-primary{background:#2590cf;color:white;border-color:#2590cf;box-shadow:0 6px 18px #2590cf20}.button-primary:hover:not(:disabled){background:#137fb8}.button-quiet{background:#fff;color:#1b709e;border-color:#c7dfed}.text-button{color:#1684ba}.text-button:hover{color:#0c5e8c}.eyebrow{color:#3c8bb7;letter-spacing:1.7px;line-height:1.6}.eyebrow i{background:#2590cf;box-shadow:0 0 12px #2590cf33}.hero-copy h1{font-size:clamp(42px,4.55vw,76px);line-height:1.04;letter-spacing:-3px;margin:22px 0 25px}.hero-copy h1 em{color:#2590cf}.hero-description{color:#617e92}.hero-features{color:#587b92;margin-top:30px}.hero-features b{color:#88a9bf}.showcase{background:linear-gradient(145deg,#fff,#edf8ff);border-color:#d1e7f4;box-shadow:0 30px 90px #286b9b13}.showcase-top{color:#6b91aa}.showcase-top .status-dot{background:#2695c7}.live-pill{border-color:#d5e8f4;color:#648ca5}.stage{background:radial-gradient(ellipse at 50% 55%,#caeaff80,transparent 65%)}.stage-grid{background-image:linear-gradient(#2589c317 1px,transparent 1px),linear-gradient(90deg,#2589c317 1px,transparent 1px)}.marker-plane{background:linear-gradient(135deg,#c5e9fc66,#e0f4ff44);border-color:#82c5e7;box-shadow:0 18px 50px #2a82b815}.marker-orbit,.marker-orbit:after{border-color:#76bde455}.marker-corner{border-color:#2590cf}.marker-label{color:#6e9bb5}.object-shadow{background:#6cabcf;opacity:.35}.object-hotspot{background:#2590cf;border-color:#fff;box-shadow:0 0 0 6px #2590cf18}.scene-caption{background:#ffffffed;border-color:#cbe5f4;color:#447793;box-shadow:0 10px 30px #2b7dac12}.caption-icon{color:#2590cf}.stage-axis{color:#79a1b8}.showcase-bottom{border-color:#ddecf6}.mode-label{color:#79a0b8}.mode-tabs button{color:#5f89a3}.mode-tabs button[aria-pressed=true]{background:#e1f2fc;border-color:#b3dcf2;color:#187dae}.landing-footer{color:#7e9aad}.landing-footer i{background:#93bdd4}.landing-footer a{color:#3d86af}.auth-dialog{background:#fff;color:#193a50;border-color:#c7e0f0;box-shadow:0 30px 100px #193c5340}.auth-dialog::backdrop{background:#294e6c66}.dialog-close{background:#eff7fc;color:#5b8ba7}.auth-dialog p{color:#638298}.auth-dialog input{background:#f7fbfe;color:#193a50;border-color:#c8dfed}.auth-dialog input::placeholder{color:#8aa5b7}.auth-dialog fieldset{opacity:.6}.form-notice{background:#edf8ff;border-color:#c5e5f6;color:#447c9c}.form-help{color:#3985b1}.how-steps li{color:#2590cf}.how-steps strong{color:#244d66}.video-preview{background:linear-gradient(#87c9ed,#c8e9fa);border-color:#7abbdf}.video-horizon{background:#2e86b8}.video-sun{background:#fff7cf;box-shadow:0 0 50px #fff5bd99}.video-label{color:#fff}.instruction-preview{background:linear-gradient(125deg,#60b7e4,#237eaf);border-color:#b5e2f8;color:#fff}.instruction-preview>span:first-child,.instruction-next{color:#e5f7ff}.instruction-preview i{background:#ffffff4d}.instruction-preview i:first-child{background:#fff}
@media(min-width:1000px) and (min-height:760px){.hero-copy h1{font-size:min(4.55vw,8.5vh,76px)}}
@media(min-width:1000px) and (min-height:700px) and (max-height:850px){.hero-copy h1{font-size:clamp(42px,7.3vh,62px);line-height:1.03;margin:18px 0}.hero-features{margin-top:23px}}
@media(max-width:760px){.hero-copy h1{font-size:clamp(37px,8vw,54px);line-height:1.08;letter-spacing:-1.8px}.hero-copy h1 br:nth-child(2){display:initial}.hero-copy h1 em:before{content:none}.landing-brand img{width:54px;height:50px}.hero-features{margin-top:25px}}
@media(max-width:390px){.hero-copy h1{font-size:36px;letter-spacing:-1.5px}.hero-actions .button{width:100%}}