:root{font-family:Inter,ui-sans-serif,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;color:#243e3c;background:#f2f1ec;font-synthesis:none;--ink:#243e3c;--muted:#74817a;--paper:#fffffff2;--green:#315e50}*{box-sizing:border-box}html,body,#app{width:100%;height:100%;margin:0;overflow:hidden}button,input,a{-webkit-tap-highlight-color:transparent}button{font:inherit;cursor:pointer;border:0;background:transparent;color:inherit}button:focus-visible,a:focus-visible,input:focus-visible{outline:3px solid #be9952;outline-offset:4px}button:hover{background:#e5ebe4}button.active{background:var(--ink);color:white}button:active{transform:translateY(1px)}[hidden]{display:none!important}header{position:absolute;z-index:4;top:0;left:0;width:100%;display:flex;align-items:center;justify-content:space-between;padding:25px 32px;pointer-events:none}header>*{pointer-events:auto}.brand{display:flex;align-items:center;gap:12px}.brand-mark{border:1px solid #9caea1;border-radius:13px;width:43px;height:43px;display:grid;place-items:center;font-size:30px;font-weight:300}.eyebrow{font-size:10px;letter-spacing:1.8px;font-weight:650;color:var(--muted)}h1{font-size:20px;letter-spacing:-.5px;margin:5px 0 0;font-weight:600}.quiet{font-size:12px;border:1px solid #d4ddd3;background:#f9faf6d9;border-radius:9px;padding:11px 15px}.floors{position:absolute;z-index:4;top:110px;left:50%;transform:translateX(-50%);display:flex;gap:4px;padding:5px;background:var(--paper);box-shadow:0 3px 20px #233e3308;border:1px solid #dce1d7;border-radius:12px;white-space:nowrap}.floors button{border-radius:8px;padding:10px 18px;font-size:12px;font-weight:550}#scene{position:absolute;inset:0;touch-action:none;outline:none}#scene canvas{display:block;width:100%;height:100%;touch-action:none}#info{position:absolute;z-index:2;top:190px;left:32px;width:240px;max-height:calc(100% - 330px);overflow:auto;pointer-events:auto}h2{font-size:23px;font-weight:500;letter-spacing:-.6px;margin:12px 0}p{font-size:12px;line-height:1.7;color:#6b7972;margin:8px 0 14px}.area{display:flex;align-items:center;gap:12px;border-top:1px solid #d7ded5;margin:21px 0 17px;padding-top:20px}.area strong{font-size:40px;letter-spacing:-1.5px;font-weight:350}.area span{font-size:12px;line-height:1.7}.area small{font-size:10px;color:#7f8983}.text-button{font-size:12px;width:100%;display:flex;justify-content:space-between;padding:8px 0;color:#456b5c}.text-button:hover{background:transparent;color:#111}#accuracy{padding:3px 10px 2px 0}#accuracy p{font-size:11px}#options{position:absolute;z-index:3;right:32px;top:113px;display:flex;flex-direction:column;gap:10px;color:#64756d;font-size:11px}#options label{cursor:pointer;display:flex;align-items:center;gap:6px}input{accent-color:var(--green)}footer{position:absolute;z-index:4;left:50%;bottom:max(13px,env(safe-area-inset-bottom));transform:translateX(-50%);text-align:center;white-space:nowrap}.toolbar{display:flex;align-items:center;gap:4px;background:#fffffff5;padding:6px;border:1px solid #dce1d7;border-radius:14px;box-shadow:0 8px 35px #2c403017}.toolbar button{border-radius:9px;padding:13px 17px;font-size:12px;font-weight:550;display:flex;align-items:center;gap:9px}.toolbar button span{font-size:20px;font-weight:400;line-height:15px}.separator{width:1px;height:24px;background:#e0e5dd;margin:0 5px}.toolbar .icon-button{font-size:23px;padding:8px 12px}#hint{font-size:10px;letter-spacing:.2px;margin:10px 0 0;color:#818b81}.icon-button{font-size:26px;border-radius:8px;line-height:1;width:38px;height:38px}#room-labels{position:absolute;inset:0;pointer-events:none}.room-label{position:absolute;transform:translate(-50%,-50%);font-size:10px;font-weight:600;color:#4c554a;background:#fffdf2df;padding:5px 8px;border-radius:5px;box-shadow:0 1px 5px #00000009;white-space:nowrap}#dimension-label{position:absolute;transform:translate(-50%,-50%);background:#244c3e;color:#fff;padding:8px 12px;border-radius:7px;font-size:15px;pointer-events:none;z-index:3;box-shadow:0 3px 12px #244c3e30}#measurement{position:absolute;right:30px;bottom:135px;z-index:4;width:290px;border-radius:13px;padding:23px;background:var(--paper);border:1px solid #d9e1d6;box-shadow:0 4px 25px #243e3c0c}#measurement h2{font-size:27px}#measurement p{font-size:12px;margin-bottom:0}#measurement .small{font-size:10px;margin-top:12px}#close-measure{position:absolute;right:8px;top:7px;color:#899389}#walk-help{position:absolute;z-index:3;left:50%;bottom:125px;transform:translateX(-50%);background:#ffffffde;padding:10px 15px;max-width:510px;width:max-content;font-size:11px;line-height:1.6;border-radius:9px}#low-ceiling{display:block;color:#92672f}#walk-pad{position:absolute;z-index:5;left:25px;bottom:135px;display:grid;grid-template-columns:repeat(3,43px);gap:5px;touch-action:none}#walk-pad button{background:#ffffffe8;border:1px solid #c9d5c5;border-radius:12px;font-size:24px;width:43px;height:43px;touch-action:none;user-select:none}#walk-pad button:first-child{grid-column:2;grid-row:1}#walk-pad button:nth-child(2){grid-column:1;grid-row:2}#walk-pad button:nth-child(3){grid-column:2;grid-row:2}#walk-pad button:nth-child(4){grid-column:3;grid-row:2}#loading,#error{position:absolute;z-index:10;top:50%;left:50%;transform:translate(-50%,-50%);padding:28px;background:white;border:1px solid #d5ddd3;border-radius:16px;box-shadow:0 8px 50px #243e3c19;max-width:90vw;text-align:center}#loading{display:flex;gap:14px;align-items:center;font-size:13px}.spinner{width:22px;height:22px;border:2px solid #d2ddd4;border-top-color:#315e50;border-radius:50%;animation:spin .8s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}#error{width:430px}#error a{color:#315e50}#error button{background:#315e50;color:white;padding:10px 15px;border-radius:8px}dialog{width:min(970px,95vw);height:min(940px,93dvh);max-height:93dvh;border:1px solid #cdd8ce;border-radius:18px;padding:25px;color:var(--ink);background:#fafbf7}dialog::backdrop{background:#172b278c;backdrop-filter:blur(4px)}.dialog-header{display:flex;align-items:center;justify-content:space-between}.dialog-header h2{margin:6px 0 0}.reference-intro{font-size:11px}#reference-tabs{display:flex;flex-wrap:wrap;gap:5px}#reference-tabs button{font-size:11px;border-radius:7px;padding:8px 11px;border:1px solid #d6dfd3}figure{margin:18px 0 0;text-align:center;background:white;border-radius:10px;border:1px solid #e2e6df;padding:12px}figure img{max-height:55dvh;max-width:100%;object-fit:contain}figcaption{font-size:11px;color:#687b6e;padding:10px}.source-link{text-align:right;font-size:11px}.source-link a{color:#426754}body.walking #info,body.walking #options{display:none}body.walking .brand,body.walking .quiet{background:#ffffffdf;border-radius:10px;padding:8px}body.walking header{padding-top:16px}
@media(max-width:1000px){#info{width:185px;left:22px}#info h2{font-size:20px}#options{right:20px}.floors{top:101px}.floors button{padding:10px 12px}header{padding:22px}#measurement{right:20px;width:265px}}
@media(max-width:650px){header{padding:17px 16px;align-items:flex-start}.brand{gap:8px}.brand-mark{width:34px;height:34px;font-size:23px;border-radius:10px}h1{font-size:16px;margin-top:4px}.eyebrow{font-size:8px;letter-spacing:1.2px}.quiet{font-size:10px;padding:9px 10px;max-width:103px;line-height:1.4}.floors{top:83px}.floors button{font-size:11px;padding:9px 13px}#info{top:144px;left:16px;width:calc(100% - 32px);max-height:calc(100% - 270px);pointer-events:none}#info .eyebrow{display:none}#info h2{font-size:17px;margin:0 0 5px}#floor-description{font-size:10px;max-width:195px;line-height:1.5;margin:0}#info .area{position:absolute;right:0;top:0;margin:0;padding:0;border:0;gap:7px}.area strong{font-size:29px}.area span{font-size:10px}.area small{font-size:8px}#detail-toggle{width:100px;pointer-events:auto;font-size:10px;padding-top:8px}#accuracy{background:#fffffff5;padding:12px;border-radius:9px;pointer-events:auto}#accuracy p{font-size:11px}#options{right:16px;top:215px;gap:7px;font-size:10px}.toolbar{gap:2px;padding:5px;border-radius:12px}.toolbar button{font-size:10px;padding:11px 10px;gap:5px}.toolbar button span{font-size:17px}.toolbar .icon-button{font-size:20px;padding:5px;width:30px}.separator{margin:0 2px;height:22px}footer{bottom:max(12px,env(safe-area-inset-bottom))}#hint{font-size:9px;margin:8px 0 0}.room-label{font-size:8px;padding:4px 6px}#measurement{right:16px;bottom:110px;width:230px;padding:17px}#measurement h2{font-size:23px;margin:9px 0}#measurement p{font-size:10px}#measurement .small{font-size:9px}#walk-help{bottom:110px;max-width:calc(100% - 32px);width:calc(100% - 32px);font-size:10px;text-align:center}#walk-pad{bottom:175px;left:16px}#dimension-label{font-size:12px;padding:6px 9px}dialog{padding:18px;border-radius:13px}.dialog-header h2{font-size:21px}figure img{max-height:48dvh}body.walking header{padding:8px}body.walking .brand{padding:6px}.source-link{text-align:center}}
@media(prefers-reduced-motion:reduce){.spinner{animation:none}}


.all-demos{color:inherit;text-decoration:none}.all-demos:hover{background:#e5ebe4}.eyebrow .all-demos{text-decoration:underline;text-underline-offset:3px}

.header-actions{display:flex;align-items:center;gap:8px}.shade-link{display:inline-block;color:var(--green);text-decoration:none}.shade-link:hover{background:#e5ebe4}@media(max-width:650px){.header-actions{flex-direction:column;align-items:flex-end;gap:5px}.header-actions .quiet{max-width:140px;padding:7px 9px;font-size:9px}.floors{top:102px}header{gap:8px}}