:root{--ink:#303b32;--muted:#798077;--paper:#f7f8f1;--line:#dce0d4;--accent:#526344;--glass:rgba(248,249,243,.91)}*{box-sizing:border-box}body{margin:0;font-family:Arial,Helvetica,sans-serif;background:#ecece4;color:var(--ink);overflow:hidden;-webkit-tap-highlight-color:transparent}button,a{touch-action:manipulation}button{font:inherit;color:inherit;cursor:pointer}button:focus-visible,a:focus-visible{outline:3px solid #839771;outline-offset:3px}button{border:0}#scene{position:fixed;inset:0;touch-action:none}#scene canvas{display:block;width:100%;height:100%}.topbar{position:fixed;top:0;left:0;right:0;display:flex;align-items:center;justify-content:space-between;padding:27px 34px;pointer-events:none;z-index:5}.topbar>*{pointer-events:auto}.brand{display:flex;gap:15px;align-items:center;color:var(--ink);text-decoration:none}.monogram{font-size:30px;font-weight:700;letter-spacing:-2px;width:52px;height:52px;background:#394b3d;color:#fff;border-radius:15px;display:flex;align-items:center;justify-content:center}.monogram span{color:#b8ce99;letter-spacing:0}.brand strong{display:block;font-size:17px;letter-spacing:-.4px}.brand small{display:block;font-size:9px;letter-spacing:1.7px;color:var(--muted);margin-top:7px}.top-actions{display:flex;align-items:center;gap:9px}.icon-button{width:39px;height:39px;border-radius:50%;background:var(--glass);border:1px solid #d9ddcf;font-size:20px}.icon-button#info{font-family:Georgia,serif;font-size:19px}.reconstructed{font-size:11px;display:flex;align-items:center;gap:7px;margin-right:13px;color:#68765f}.reconstructed i,.status-dot{width:6px;height:6px;border-radius:50%;background:#849b70;display:inline-block}.modes{position:fixed;top:31px;left:50%;transform:translateX(-50%);display:flex;padding:5px;border:1px solid #d7dccf;border-radius:40px;background:var(--glass);box-shadow:0 4px 20px #384b3810;z-index:6}.modes button{background:transparent;border-radius:30px;padding:11px 18px;font-size:12px;display:flex;gap:8px;align-items:center;transition:background .2s}.modes button.active{background:var(--ink);color:white}.modes button span{font-size:17px;line-height:1}.map-panel{position:fixed;right:33px;top:118px;width:174px;background:var(--glass);border:1px solid #d7dccf;border-radius:15px;padding:12px;box-shadow:0 8px 24px #35412c08;z-index:5}.map-heading{display:flex;justify-content:space-between;align-items:center;width:100%;background:none;padding:0 1px 10px;font-size:10px;font-weight:bold;color:#748169;text-transform:uppercase;letter-spacing:1px}#map-arrow{font-size:16px}#minimap{width:148px;height:185px;display:block;cursor:pointer;touch-action:manipulation}.map-caption{font-size:9px;line-height:1.5;color:var(--muted);padding-top:8px}.map-panel.collapsed #minimap,.map-panel.collapsed .map-caption{display:none}.map-panel.collapsed .map-heading{padding-bottom:0}.view-options{position:fixed;left:34px;top:117px;display:flex;flex-direction:column;gap:8px;z-index:5}.option{border:1px solid #d7dccf;background:var(--glass);border-radius:30px;padding:10px 14px;font-size:11px;display:flex;align-items:center;gap:8px;justify-content:center}.option.active{background:#e0e7d8;border-color:#afbea0}.room-status{position:fixed;left:34px;bottom:37px;background:var(--glass);border:1px solid #d7dccf;padding:13px 17px;border-radius:30px;display:flex;align-items:center;gap:9px;font-size:11px;z-index:4}.divider{height:12px;width:1px;background:#d2d8c9}#room-detail{color:var(--muted)}.intro{position:fixed;bottom:70px;left:50%;transform:translateX(-50%);text-align:center;z-index:3;width:540px;pointer-events:none}.intro button{pointer-events:auto}.eyebrow{font-size:9px;font-weight:bold;letter-spacing:2px;color:#79866e;margin:0 0 12px}.intro h1{font-family:Georgia,'Times New Roman',serif;font-size:33px;font-weight:normal;letter-spacing:-.9px;margin:0 0 10px}.intro-description{font-size:12px;color:#7c8277;margin:0 0 20px}.primary{background:#3f513c;color:#fff;border:1px solid #3f513c;padding:15px 22px;border-radius:40px;font-size:12px;box-shadow:0 8px 20px #44573524;display:inline-flex;gap:30px;align-items:center}.primary span{font-size:18px}.overview-help{font-size:10px;color:#8a9083;display:block;margin-top:14px}.bottom-note{position:fixed;bottom:17px;left:50%;transform:translateX(-50%);font-size:9px;color:#929788;white-space:nowrap;pointer-events:none;z-index:4}.bottom-note span{padding:0 7px}.room-label{position:absolute;transform:translate(-50%,-50%);padding:6px 9px;border-radius:6px;background:#ffffffc9;border:1px solid #fff;font-size:9px;white-space:nowrap;cursor:pointer;pointer-events:auto;box-shadow:0 2px 9px #4a574413;color:#56614e}.room-label small{display:block;font-size:8px;color:#8a907e;text-align:center;margin-top:3px}.room-label:hover{background:#f1f6e8}#labels{position:fixed;inset:0;pointer-events:none;z-index:2}#walk-controls{position:fixed;inset:0;pointer-events:none;z-index:3}#walk-controls[hidden]{display:none}#joystick{position:absolute;left:37px;bottom:95px;width:130px;height:130px;border-radius:50%;background:#f7f8f125;border:1px solid #ffffff88;pointer-events:auto;touch-action:none;user-select:none;backdrop-filter:blur(7px)}.joystick-ring{position:absolute;inset:16px;border-radius:50%;border:1px solid #ffffff44}#stick{position:absolute;left:40px;top:40px;width:48px;height:48px;border-radius:50%;background:#f7f9f1ca;border:1px solid #fff;box-shadow:0 4px 12px #18291822;pointer-events:none}#joystick>span{position:absolute;top:141px;width:100%;text-align:center;font-size:9px;letter-spacing:2px;color:#64715e}.look-help{position:absolute;right:40px;bottom:98px;text-align:center;color:#748166;font-size:10px;line-height:1.7;padding:14px;background:#f7f8f18a;border:1px solid #fff5;border-radius:16px}.look-help>span{display:block;font-size:28px}.crosshair{position:absolute;top:50%;left:50%;height:4px;width:4px;border-radius:50%;background:#f8fff0;box-shadow:0 0 2px #33432c}#reset-position{position:absolute;left:34px;top:118px;pointer-events:auto}.loading{position:fixed;inset:0;display:flex;align-items:center;justify-content:center;flex-direction:column;background:#ecece4;z-index:20;font-size:12px;color:#68745f}.spinner{height:30px;width:30px;border:2px solid #d5decc;border-top-color:#526344;border-radius:50%;animation:spin .8s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}#toast{position:fixed;bottom:45px;left:50%;transform:translateX(-50%);padding:13px 20px;background:#33452fea;color:#fff;border-radius:15px;font-size:12px;max-width:90%;z-index:30;text-align:center}dialog{border:1px solid #d7dccf;border-radius:24px;width:510px;max-width:calc(100% - 32px);padding:34px;color:var(--ink);background:#fafbf5;box-shadow:0 30px 100px #19251444}dialog::backdrop{background:#273b2670;backdrop-filter:blur(8px)}dialog h2{font:normal 27px Georgia,serif;letter-spacing:-.5px;margin:0 0 23px}dialog p:not(.eyebrow){font-size:12px;line-height:1.8;color:#777f6e}.close-button{position:absolute;right:15px;top:15px;font-size:26px;background:none;color:#7d8674}.info-stats{display:flex;gap:18px;margin:25px 0;padding:20px 0;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}.info-stats span{font-size:9px;color:#89917f;flex:1}.info-stats strong{display:block;color:var(--ink);font-size:20px;font-weight:normal;margin-bottom:7px}.download{display:block;background:#3f513c;color:#fff;text-decoration:none;text-align:center;padding:15px;border-radius:12px;font-size:12px;margin-top:23px}.secondary-download{display:block;text-align:center;color:#7f8974;font-size:10px;margin-top:15px}.no-script{position:fixed;inset:0;background:white;z-index:99;padding:60px}.plan-mode .intro,.walk-mode .intro{display:none}.walk-mode #cutaway{display:none}.walk-mode #reset-position{transform:translateY(48px)}.walk-mode .room-status{bottom:37px}.walk-mode .topbar{background:linear-gradient(#ecece4ed,transparent)}.walk-mode .bottom-note{color:#738265;background:#f7f9f1b8;padding:5px 9px;border-radius:20px}.plan-mode .room-label{font-size:11px}.plan-mode .room-label small{font-size:10px}#scene.error{display:grid;place-items:center;padding:30px;text-align:center}#scene.error p{max-width:420px;font-size:15px;line-height:1.7}
@media(max-width:760px){.topbar{padding:18px 18px;top:env(safe-area-inset-top)}.monogram{width:43px;height:43px;border-radius:13px;font-size:26px}.brand{gap:10px}.brand strong{font-size:15px}.brand small{font-size:8px;letter-spacing:1px;margin-top:5px}.icon-button{width:35px;height:35px;font-size:18px}.top-actions{gap:7px}.reconstructed{display:none}.modes{top:calc(83px + env(safe-area-inset-top));width:auto;white-space:nowrap;padding:4px}.modes button{padding:10px 16px;font-size:11px;gap:6px}.modes button span{font-size:15px}.view-options{left:17px;top:calc(143px + env(safe-area-inset-top));gap:6px}.option{padding:9px 12px;font-size:10px}.map-panel{right:17px;top:calc(143px + env(safe-area-inset-top));width:110px;padding:9px;border-radius:12px}.map-heading{font-size:8px;letter-spacing:.7px}#minimap{width:90px;height:112.5px}.map-caption{display:none}.map-panel.collapsed{width:110px}.intro{width:100%;padding:0 18px;bottom:calc(85px + env(safe-area-inset-bottom))}.intro h1{font-size:26px;letter-spacing:-.6px}.intro-description{font-size:10px;margin-bottom:16px}.eyebrow{font-size:8px;letter-spacing:1.5px;margin-bottom:10px}.primary{padding:13px 21px;font-size:11px}.overview-help{font-size:9px;margin-top:12px}.room-status{left:50%;transform:translateX(-50%);bottom:calc(39px + env(safe-area-inset-bottom));font-size:9px;padding:10px 14px;white-space:nowrap}.bottom-note{font-size:8px;bottom:calc(14px + env(safe-area-inset-bottom))}.room-label{padding:4px 6px;font-size:8px;border-radius:5px}.room-label small{font-size:7px;margin-top:2px}.plan-mode .room-label{font-size:9px}.plan-mode .room-label small{font-size:8px}#joystick{left:23px;bottom:calc(106px + env(safe-area-inset-bottom));width:116px;height:116px}#stick{left:34px;top:34px}.joystick-ring{inset:14px}#joystick>span{top:125px;font-size:8px}.look-help{right:23px;bottom:calc(109px + env(safe-area-inset-bottom));font-size:9px;padding:12px}#reset-position{left:17px;top:calc(143px + env(safe-area-inset-top))}.walk-mode .room-status{bottom:calc(43px + env(safe-area-inset-bottom))}dialog{padding:29px 23px;max-height:85dvh;overflow:auto}dialog h2{font-size:25px}.info-stats{gap:10px}.info-stats strong{font-size:18px}}
@media(max-height:600px){.intro{bottom:48px}.intro h1{font-size:23px}.intro .eyebrow,.intro-description,.overview-help{display:none}.intro .primary{margin-top:5px}.map-panel{top:95px}.view-options{top:95px}.room-status{bottom:14px;left:20px;transform:none}.bottom-note{display:none}.modes{top:20px}.topbar{padding-top:15px}#joystick{bottom:55px;width:110px;height:110px}#stick{left:31px;top:31px}.look-help{bottom:40px}#reset-position{top:95px}.walk-mode .room-status{bottom:10px}}
@media(prefers-reduced-motion:reduce){*{scroll-behavior:auto!important;transition:none!important}}

.plan-mode .map-panel{display:none}.plan-mode .view-options{top:auto;bottom:85px;left:50%;transform:translateX(-50%);flex-direction:row;white-space:nowrap}@media(max-width:760px){.intro h1{font-size:23px}.plan-mode .view-options{bottom:calc(83px + env(safe-area-inset-bottom))}}
/* Manual reconstruction tools */
.walk-mode #reset-position{transform:translateY(96px)}
#annotation-panel[hidden]{display:none}#annotation-panel{position:fixed;right:33px;top:118px;width:320px;max-height:calc(100dvh - 240px);overflow:auto;overscroll-behavior:contain;padding:17px;background:var(--glass);border:1px solid #d7dccf;border-radius:16px;z-index:7;font-size:11px;backdrop-filter:blur(10px)}.annotation-heading{display:flex;justify-content:space-between;align-items:center;font-size:16px}.annotation-heading button{font-size:23px;background:none}.annotation-help{font-size:10px;line-height:1.5;color:#68745f;margin:9px 0}.annotation-row{display:flex;gap:7px;margin:8px 0}.annotation-row>*{flex:1;min-width:0}#annotation-panel button,.annotation-upload{padding:9px;border-radius:8px;background:#e1e7da;font-size:11px}#annotation-panel button:disabled{opacity:.45;cursor:default}#annotation-panel .primary{background:#3f513c;color:white;white-space:nowrap;gap:0}#annotation-panel label:not(.annotation-check):not(.annotation-upload){display:block;margin-top:8px;color:#68745f}#annotation-panel input:not([type=checkbox]):not([type=file]),#annotation-panel select{width:100%;padding:7px;border:1px solid #c7d0bd;background:#fafbf5;border-radius:6px;color:var(--ink);font:inherit}#annotation-panel label input:not([type=checkbox]),#annotation-panel label select{margin-top:4px}.annotation-check{display:flex;align-items:center;gap:5px;margin:8px 0;line-height:1.4}#annotation-items{display:flex;gap:5px;overflow:auto;max-height:75px;flex-wrap:wrap}#annotation-panel .annotation-item{font-size:10px;padding:6px}#annotation-panel .annotation-item.active{background:#e8ba67;color:#40321c}#annotation-summary{font-size:10px;color:#68745f;line-height:1.5}#annotation-panel details{border-top:1px solid #d1d9c7;margin:12px 0;padding-top:10px}#annotation-panel summary{cursor:pointer}#annotation-points{max-height:130px;overflow:auto}.annotation-point{display:flex;align-items:center;justify-content:space-between;gap:4px;font-size:10px;font-variant-numeric:tabular-nums}.annotation-upload{text-align:center;cursor:pointer;display:flex;align-items:center;justify-content:center}.annotation-upload input{display:none}#annotation-save{font-size:10px;color:#68745f}#annotation-preview,#annotation-glb{width:100%}.annotation-mode .map-panel,.annotation-mode #scan-toggle,.annotation-mode #cutaway,.annotation-mode #reset-position,.annotation-mode .look-help{display:none}.annotation-mode .crosshair{width:12px;height:12px;border:2px solid #f2ba54;background:transparent;transform:translate(-50%,-50%)}.annotation-mode #annotation-toggle{background:#e8ba67;border-color:#d9ab56}
@media(max-width:760px){#annotation-panel{top:calc(190px + env(safe-area-inset-top));left:17px;right:17px;width:auto;max-height:calc(100dvh - 430px - env(safe-area-inset-top));padding:12px}.annotation-mode .modes button{padding-left:14px;padding-right:14px}}
@media(max-height:600px){#annotation-panel{top:95px;left:auto;right:17px;width:280px;max-height:calc(100dvh - 145px)}}
@media(max-width:760px) and (min-height:601px){#annotation-panel{max-height:calc(50dvh - 215px - env(safe-area-inset-top))}#annotation-panel>.annotation-help:first-of-type{display:none}}