:root{font-family:Arial,Helvetica,sans-serif;color:#194f78;background:#f9f8f3;font-synthesis:none;--ink:#194f78;--muted:#617588;--line:#dce3e3;--accent:#194f78}
*{box-sizing:border-box}body{margin:0}button,a,input{font:inherit}button,a{-webkit-tap-highlight-color:transparent}button{cursor:pointer}button:focus-visible,a:focus-visible,input:focus-visible{outline:3px solid #be8b45;outline-offset:3px}button{border:0}button:disabled{cursor:default;opacity:.4}a{color:inherit}header{height:112px;padding:0 32px;display:flex;align-items:center;justify-content:space-between;background:#fff;border-bottom:1px solid var(--line);gap:20px}.brand{display:flex;align-items:center;gap:16px}.project-logo{width:94px;height:96px;display:block;flex-shrink:0}.brand small{display:block;letter-spacing:3px;font-size:12px;margin-bottom:3px}.brand span{font-family:Georgia,serif;letter-spacing:3px;font-size:24px}.header-right{font-size:14px;color:var(--muted);text-align:right;line-height:1.6}.header-right span{display:block;font-size:12px;letter-spacing:1.5px;text-transform:uppercase}.workspace{height:calc(100dvh - 112px);min-height:650px;display:grid;grid-template-columns:minmax(0,1fr) 360px}.viewer{position:relative;overflow:hidden;background:radial-gradient(ellipse at 50% 42%,#ffffff 0%,#eff1ef 80%);min-width:0}#canvas{display:block;width:100%;height:100%;touch-action:none}.viewer-heading{position:absolute;top:26px;left:30px;pointer-events:none}.eyebrow{font-size:12px;letter-spacing:2px;text-transform:uppercase;color:var(--muted)}h1{font-family:Georgia,serif;font-size:32px;font-weight:400;margin:8px 0 6px}.viewer-heading p{font-size:14px;color:var(--muted);margin:0}.view-buttons{position:absolute;left:30px;bottom:75px;display:flex;gap:4px;padding:5px;border:1px solid #d5dfdf;background:#ffffffed;border-radius:10px;box-shadow:0 4px 20px #194f7808}.view-buttons button{padding:10px 14px;border-radius:6px;background:transparent;font-size:14px;color:var(--muted)}.view-buttons button[aria-pressed=true]{background:var(--ink);color:#fff}.tools{position:absolute;right:24px;top:26px;display:flex;flex-direction:column;gap:8px}.tool{width:42px;height:42px;border:1px solid #d4dddd;border-radius:9px;background:#fffffff2;color:var(--ink);display:grid;place-items:center;font-size:22px;box-shadow:0 4px 15px #194f7806}.tool svg{width:20px;height:20px}.tool[aria-pressed=true]{background:var(--ink);color:white}.hint{position:absolute;bottom:25px;left:30px;right:25px;display:flex;align-items:center;justify-content:space-between;gap:12px;color:#566a70;font-size:12px}.hint span:first-child{font-size:14px}.hint a{text-decoration:underline;text-underline-offset:3px}.level-pill{position:absolute;right:24px;bottom:80px;background:#fff;border:1px solid #d4dddd;padding:11px 14px;border-radius:8px;font-size:14px}.sidebar{background:#fff;border-left:1px solid var(--line);overflow:auto;display:flex;flex-direction:column}.selection{padding:24px 24px 20px;border-bottom:1px solid var(--line)}.selection h2{font-size:20px;font-weight:400;margin:0 0 7px}.selection p{font-size:14px;line-height:1.5;color:var(--muted);margin:0 0 18px}.floors{display:flex;gap:6px}.floors button{flex:1;padding:9px 0;border:1px solid var(--line);border-radius:6px;font-size:14px;background:white;color:var(--ink)}.floors button[aria-pressed=true]{background:var(--ink);color:#fff;border-color:var(--ink)}.unit-list{padding:10px 14px 12px;display:grid;gap:3px}.unit-row{width:100%;display:grid;grid-template-columns:46px 1fr auto;align-items:center;gap:12px;text-align:left;padding:12px 10px;background:#fff;color:var(--ink);border-radius:8px;border:1px solid transparent}.unit-row:hover{background:#f3f7f7}.unit-row[aria-pressed=true]{background:#e5edf3;border-color:#194f78;box-shadow:inset 3px 0 #194f78}.unit-id{font-size:14px;width:42px;height:40px;display:grid;place-items:center;background:#f0f3f3;border-radius:5px}.unit-row[aria-pressed=true] .unit-id{background:#194f78;color:#fff}.unit-title{display:block;font-size:14px}.unit-sub{display:block;font-size:12px;color:var(--muted);margin-top:5px}.unit-area{font-size:15px;white-space:nowrap}.detail{padding:22px 24px;background:#f8f9fa;border-top:1px solid var(--line);margin-top:auto}.detail h2{font-family:Georgia,serif;font-size:26px;font-weight:400;margin:6px 0 5px}.detail .location{font-size:14px;color:var(--muted);margin:0 0 17px}.stats{display:grid;grid-template-columns:1fr 1fr;gap:15px;margin:18px 0}.stats span{font-size:12px;display:block;color:var(--muted);margin-bottom:6px}.stats strong{font-size:22px;font-weight:400}.detail-note{font-size:12px;line-height:1.6;color:var(--muted);margin:12px 0 18px}.actions{display:flex;gap:8px}.primary,.secondary{padding:12px 14px;border-radius:7px;text-align:center;font-size:14px;display:inline-flex;align-items:center;justify-content:center;gap:8px;text-decoration:none}.primary{background:var(--ink);color:#fff;flex:1}.secondary{border:1px solid #cbd8d9;background:#fff;color:var(--ink)}.empty-detail{padding:26px 24px;background:#f8f9fa;margin-top:auto;border-top:1px solid var(--line);font-size:14px;line-height:1.7;color:var(--muted)}.empty-detail span{display:block;color:var(--ink);margin-bottom:8px;font-family:Georgia,serif;font-size:22px}.hover-label{position:absolute;pointer-events:none;padding:9px 13px;color:#fff;background:var(--ink);border-radius:6px;font-size:14px;display:none;box-shadow:0 5px 15px #0002}.status{position:absolute;inset:0;display:grid;place-content:center;text-align:center;background:#f9f8f3;z-index:4;padding:30px}.status[hidden]{display:none}.status p{font-size:14px;color:var(--muted);max-width:400px}.status h2{font-family:Georgia,serif;font-size:26px;font-weight:400}.spinner{width:32px;height:32px;border:2px solid #bcced0;border-top-color:#194f78;border-radius:50%;animation:spin 1s linear infinite;margin:auto}@keyframes spin{to{transform:rotate(360deg)}}dialog{border:0;border-radius:12px;padding:0;width:min(1200px,95vw);max-height:94dvh;color:var(--ink);box-shadow:0 20px 100px #0003}dialog::backdrop{background:#142a32b5;backdrop-filter:blur(5px)}.modal-head{padding:16px 22px;display:flex;gap:15px;align-items:center;justify-content:space-between;border-bottom:1px solid var(--line);position:sticky;top:0;background:#fff;z-index:2}.modal-head h2{font-size:18px;font-weight:400;margin:0}.modal-head div{display:flex;gap:8px}.modal-body{background:#f5f7f7;overflow:auto;max-height:calc(94dvh - 83px);padding:12px}.modal-body img{width:100%;display:block;background:#fff}.about-content{padding:28px;max-width:750px;font-size:16px;line-height:1.7}.about-content h3{font-size:19px;font-weight:400}.about-content li{margin-bottom:10px}.about-content a{text-underline-offset:3px}.hidden{display:none!important}.sr-only{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0,0,0,0)}
@media(min-width:1400px){.workspace{grid-template-columns:minmax(0,1fr) 390px}.unit-row{padding:14px 12px}.viewer-heading{left:40px;top:34px}h1{font-size:36px}}
@media(max-width:900px){header{padding:0 20px}.workspace{grid-template-columns:minmax(0,1fr) 310px}.selection,.detail{padding:20px}.viewer-heading{left:20px;top:22px}h1{font-size:27px}.view-buttons{left:16px;bottom:85px}.view-buttons button{padding:9px 10px}.hint{left:20px;bottom:18px;align-items:flex-start;flex-direction:column;gap:7px}.level-pill{bottom:145px;right:15px}.tools{right:15px;top:20px}}
@media(max-width:680px){header{height:100px;padding:0 16px}.brand{gap:11px}.project-logo{width:84px;height:86px}.brand-name{display:none}.brand span{font-size:19px}.brand small{font-size:10px}.header-right{font-size:12px}.header-right span{display:none}.workspace{display:flex;flex-direction:column;height:auto;min-height:0}.viewer{height:59dvh;min-height:400px;max-height:650px}.viewer-heading{top:19px;left:18px}h1{font-size:25px}.viewer-heading p{max-width:235px;font-size:13px}.eyebrow{font-size:11px}.tools{top:18px;right:12px;gap:6px}.tool{width:36px;height:36px}.view-buttons{bottom:58px;left:14px}.view-buttons button{font-size:13px;padding:9px 11px}.hint{bottom:14px;left:18px;gap:5px}.hint span:first-child{font-size:12px}.hint span:last-child{font-size:11px}.level-pill{bottom:110px;font-size:12px;padding:8px 10px}.sidebar{border-left:0;border-top:1px solid var(--line);overflow:visible}.selection{padding:20px 18px 14px}.selection h2{font-size:19px}.selection p{margin-bottom:12px}.floors{max-width:440px}.unit-list{grid-template-columns:1fr 1fr;padding:10px;gap:5px}.unit-row{padding:9px 7px;grid-template-columns:34px 1fr;gap:7px;border:1px solid var(--line)}.unit-id{grid-row:span 2;width:32px;height:38px;font-size:12px}.unit-title{font-size:13px}.unit-sub{font-size:11px;margin-top:3px}.unit-area{grid-column:2;font-size:13px;margin-top:-4px}.detail{padding:22px 20px}.stats{grid-template-columns:1fr 1fr 1fr}.stats strong{font-size:20px}.detail h2{font-size:25px}.modal-head{padding:12px;gap:8px}.modal-head h2{font-size:15px}.modal-head .secondary{padding:9px;font-size:12px}.modal-body{padding:4px}.modal-body img{min-width:780px}.about-content{padding:20px;font-size:15px}.empty-detail{padding:20px}}
@media(prefers-reduced-motion:reduce){.spinner{animation:none}}

.mode-switch{position:absolute;top:126px;left:30px;display:flex;gap:4px;background:#ffffffed;border:1px solid #cad8d9;padding:4px;border-radius:8px;box-shadow:0 3px 12px #194f7808}.mode-switch button{padding:9px 14px;font-size:14px;color:var(--ink);border-radius:5px;background:transparent}.mode-switch button[aria-pressed=true]{background:var(--accent);color:white}.detail .actions{flex-wrap:wrap}.detail .actions .primary{flex-basis:100%}.detail .actions .secondary{flex:1}#interior-views button[aria-pressed=true]{background:#e5edf3;color:#194f78}#interior-views button[data-inside-view][aria-pressed=true]{background:var(--ink);color:white}
@media(min-width:1400px){.mode-switch{left:40px;top:140px}}
@media(max-width:900px){.mode-switch{left:20px;top:120px}#interior-views{max-width:calc(100% - 28px);flex-wrap:wrap}#interior-views button{padding:9px}}
@media(max-width:680px){.mode-switch{top:113px;left:14px}.mode-switch button{padding:8px 10px;font-size:12px}#interior-views button{font-size:12px;padding:8px 9px}.viewer-heading p{max-width:240px}.viewer-heading h1{max-width:280px}.detail .actions .primary{flex-basis:auto}.level-pill{bottom:106px}#model-note{font-size:11px}}