@charset "UTF-8";
:root{--paper:#eeece6;--ink:#293231;--muted:#737c75;--rule:rgba(55,65,58,.18);--accent:#8a7653;--glass:rgba(246,244,238,.88);--toolbar:#2b3433;--toolbar-text:#edece5;--safe-bottom:env(safe-area-inset-bottom,0px);font-family:"Avenir Next","Optima","PingFang SC","Microsoft YaHei",sans-serif;font-synthesis:none;color:var(--ink);background:var(--paper)}
*{box-sizing:border-box}html,body{width:100%;height:100%;margin:0;overflow:hidden}button,a{-webkit-tap-highlight-color:transparent}button{font:inherit;color:inherit;cursor:pointer}button:disabled{cursor:wait}button:focus-visible,a:focus-visible,canvas:focus-visible{outline:2px solid #b38b4b;outline-offset:5px}button svg{width:22px;height:22px;fill:none;stroke:currentColor;stroke-width:1.35;stroke-linecap:round;stroke-linejoin:round}button{border:0}button[hidden],[hidden]{display:none!important}button:hover{filter:brightness(1.08)}#viewer{height:100dvh;min-height:400px;position:relative;isolation:isolate;overflow:hidden}#scene{position:absolute;inset:0;width:100%;height:100%;display:block;touch-action:none;outline-offset:-5px!important}#viewer:after{content:"";pointer-events:none;position:absolute;inset:0;z-index:0;background:linear-gradient(90deg,rgba(238,236,230,.55),transparent 30%),linear-gradient(0deg,rgba(238,236,230,.18),transparent 22%)}
.masthead{position:absolute;left:42px;right:38px;top:31px;display:flex;align-items:center;z-index:3;gap:30px}.wordmark{font-family:"Bodoni 72","Didot","Songti SC",serif;font-size:23px;letter-spacing:.12em;color:inherit;text-decoration:none;white-space:nowrap}.edition{font-family:"Avenir Next",sans-serif;vertical-align:super;margin-left:8px;font-size:9px;letter-spacing:0;border:1px solid var(--rule);padding:2px 4px}.address{border-left:1px solid var(--rule);padding-left:24px;font-size:12px;letter-spacing:.08em;display:flex;gap:12px}.address span{color:var(--muted);font-size:11px}.help-toggle{margin-left:auto}.icon-button{width:38px;height:38px;border:1px solid var(--rule);border-radius:50%;display:grid;place-items:center;background:var(--glass);font-family:"Baskerville",serif;font-size:20px;backdrop-filter:blur(15px)}
.room-panel{position:absolute;left:43px;top:151px;width:184px;z-index:2}.eyebrow{font-size:8px;letter-spacing:.19em;font-weight:600;margin:0 0 15px;color:var(--muted)}h1{font-family:"Songti SC","Noto Serif CJK SC",serif;font-weight:400;font-size:34px;letter-spacing:.04em;margin:0;white-space:nowrap}.title-period{color:#988366}.intro{font-size:11px;color:var(--muted);letter-spacing:.1em;margin:12px 0 30px}.room-nav-inner{display:grid;gap:1px}.room-button{display:flex;align-items:center;position:relative;text-align:left;background:transparent;border-top:1px solid var(--rule);padding:12px 0;width:100%;font-size:12px;letter-spacing:.06em;min-height:43px;transition:color .2s,padding .2s}.room-button .room-number{font-size:9px;color:var(--muted);width:28px;letter-spacing:.04em;font-variant-numeric:tabular-nums}.room-button .room-arrow{margin-left:auto;opacity:0;transform:translateX(-5px);transition:opacity .2s,transform .2s}.room-button:hover,.room-button.active{padding-left:5px;color:var(--accent)}.room-button:hover .room-arrow,.room-button.active .room-arrow{opacity:1;transform:none}.room-button.active .room-number{color:var(--accent)}.room-footer{display:flex;justify-content:space-between;border-top:1px solid var(--rule);padding-top:13px;font-size:8px;letter-spacing:.08em;color:var(--muted)}.extra-rooms{display:flex;gap:12px;margin-top:14px}.extra-room{font-size:10px;color:var(--muted);background:none;border-bottom:1px solid var(--rule);padding:4px 0}.view-caption{position:absolute;left:43px;bottom:65px;z-index:2;pointer-events:none}.view-index{font-size:9px;letter-spacing:.12em;color:var(--muted)}.view-caption h2{font-family:"Songti SC",serif;font-size:19px;font-weight:400;margin:10px 0;letter-spacing:.06em}.view-caption p{font-size:10px;color:var(--muted);margin:0;letter-spacing:.04em}.status-badge{position:absolute;top:94px;right:42px;z-index:2;display:flex;gap:7px;align-items:center;font-size:9px;letter-spacing:.1em}.status-dot{width:5px;height:5px;background:#82927a;border-radius:50%;box-shadow:0 0 0 3px rgba(130,146,122,.1)}
.minimap-panel{position:absolute;bottom:49px;right:38px;width:202px;z-index:2;background:var(--glass);backdrop-filter:blur(14px);padding:15px 15px 11px;border:1px solid var(--rule);box-shadow:0 8px 38px #22222206}.map-heading,.map-footer{display:flex;justify-content:space-between;align-items:center;font-size:9px;letter-spacing:.06em}.map-heading{margin-bottom:7px}.compass{font-size:8px;color:var(--muted)}#minimap{width:100%;height:148px;display:block}.map-footer{border-top:1px solid var(--rule);padding-top:8px;color:var(--muted);font-size:8px}#eye-height{font-variant-numeric:tabular-nums}.toolbar-wrap{position:absolute;left:50%;bottom:37px;transform:translateX(-50%);z-index:4}.toolbar{display:flex;align-items:center;gap:4px;background:var(--toolbar);color:var(--toolbar-text);padding:7px 8px;border-radius:10px;box-shadow:0 8px 32px #18272520}.mode-group{display:flex;gap:3px}.tool-button{display:flex;align-items:center;justify-content:center;gap:7px;background:transparent;color:inherit;border-radius:5px;padding:11px 13px;font-size:11px;letter-spacing:.04em;min-height:44px;transition:background .2s}.tool-button:hover{background:#ffffff13}.tool-button.active,.tool-button[aria-pressed=true]{background:#ece9df;color:#293231}.tool-button svg{width:18px;height:18px}.tool-divider{height:21px;width:1px;background:#ffffff21;margin:0 5px}.icon-only{padding:10px}.control-hint{text-align:center;white-space:nowrap;font-size:9px;letter-spacing:.06em;color:var(--muted);margin:12px 0 0}.control-hint span{margin:0 7px;opacity:.5}.crosshair{position:absolute;left:50%;top:50%;width:4px;height:4px;border:1px solid #fff8;box-shadow:0 0 0 1px #0003;border-radius:50%;display:none;pointer-events:none;z-index:1}.walking .crosshair{display:block}.touch-controls{display:none}.help-panel{position:absolute;right:38px;top:85px;z-index:10;width:310px;background:var(--glass);border:1px solid var(--rule);padding:30px;backdrop-filter:blur(24px);box-shadow:0 12px 70px #18272518}.help-panel .icon-button{position:absolute;top:12px;right:12px;width:26px;height:26px;border:0;background:none}.help-panel h2{font-family:"Songti SC",serif;font-size:25px;font-weight:400;letter-spacing:.1em;margin:8px 0 22px}.help-panel dl{font-size:11px;margin:0}.help-panel dl>div{display:flex;gap:18px;border-top:1px solid var(--rule);padding:12px 0;line-height:1.8}.help-panel dt{color:var(--accent);flex-shrink:0}.help-panel dd{margin:0}.help-note{font-size:9px;line-height:1.8;color:var(--muted);border-top:1px solid var(--rule);padding-top:14px;margin-bottom:0}.loading-screen{position:absolute;inset:0;background:var(--paper);z-index:20;display:flex;flex-direction:column;align-items:center;justify-content:center;transition:opacity .7s,visibility .7s}.loading-screen.done{opacity:0;visibility:hidden;pointer-events:none}.loading-wordmark{font-family:"Didot","Bodoni 72",serif;letter-spacing:.19em;font-size:28px}.loading-line{width:220px;height:1px;background:var(--rule);margin-top:34px;overflow:hidden}.loading-line span{display:block;height:100%;width:8%;background:var(--accent);transition:width .4s}#loading-label{font-family:"Songti SC",serif;font-size:15px;letter-spacing:.13em;margin:24px 0 10px}.loading-detail{font-size:9px;color:var(--muted);letter-spacing:.08em;max-width:320px;text-align:center;line-height:1.8}#retry-button{background:var(--toolbar);color:var(--toolbar-text);padding:11px 26px;margin-top:23px;border-radius:4px;font-size:12px}.toast{position:absolute;bottom:140px;left:50%;transform:translate(-50%,8px);z-index:15;background:#283230ed;color:#f5f2e8;padding:11px 18px;border-radius:6px;opacity:0;transition:opacity .2s,transform .2s;font-size:11px;pointer-events:none;max-width:80vw;text-align:center}.toast.show{opacity:1;transform:translate(-50%,0)}.skip-link{position:fixed;left:20px;top:10px;z-index:50;transform:translateY(-200%);background:var(--paper);color:var(--ink);padding:10px}.skip-link:focus{transform:none}
body.night{--paper:#1f272b;--ink:#e6e2d8;--muted:#a4aca9;--rule:rgba(210,216,207,.19);--accent:#d6bb8c;--glass:rgba(34,43,47,.9);--toolbar:#1b2428;--toolbar-text:#eeeadd}body.night #viewer:after{background:linear-gradient(90deg,rgba(22,30,35,.6),transparent 32%),linear-gradient(0deg,rgba(22,30,35,.28),transparent 24%)}body.night .tool-button.active,body.night .tool-button[aria-pressed=true]{background:#bca57f;color:#172229}body.night .status-dot{background:#c5aa7e}
@media (max-width:1100px){.masthead{left:27px;right:27px}.room-panel{left:28px;width:160px;top:131px}.view-caption{left:28px;bottom:50px}.view-caption h2{font-size:16px}.minimap-panel{right:27px;width:170px;padding:12px;bottom:49px}#minimap{height:120px}.toolbar-wrap{bottom:32px}.tool-button{padding:10px;font-size:10px}.toolbar{gap:1px}.tool-divider{margin:0 3px}.status-badge{right:29px}.room-button{padding-top:10px;padding-bottom:10px}.intro{margin-bottom:20px}}
@media (max-height:730px) and (min-width:761px){.room-panel{top:112px}.room-button{min-height:34px;padding:8px 0}.room-footer{padding-top:9px}.view-caption{bottom:37px}.intro{margin:8px 0 18px}.room-panel .eyebrow{margin-bottom:9px}.room-panel h1{font-size:28px}.minimap-panel{bottom:35px}.toolbar-wrap{bottom:26px}}
@media (max-width:760px){.masthead{left:20px;right:18px;top:max(21px,env(safe-area-inset-top));gap:12px;flex-wrap:wrap}.wordmark{font-size:18px;letter-spacing:.11em}.edition{font-size:7px;margin-left:5px}.address{font-size:9px;border:0;padding-left:0;gap:5px;margin-left:auto;margin-right:32px}.address span{font-size:8px}.help-toggle{position:absolute;right:0;top:-4px;width:29px;height:29px;font-size:17px}.room-panel{left:0;top:76px;width:100%;pointer-events:none}.room-panel .eyebrow,.room-panel h1,.room-panel .intro,.room-footer{display:none}#room-nav{pointer-events:auto;overflow-x:auto;scrollbar-width:none;padding:0 19px;-webkit-mask-image:linear-gradient(90deg,transparent,black 17px,black calc(100% - 16px),transparent)}#room-nav::-webkit-scrollbar{display:none}.room-nav-inner{display:flex;gap:8px;width:max-content}.room-button{border:1px solid var(--rule);background:var(--glass);backdrop-filter:blur(12px);border-radius:4px;padding:9px 13px;font-size:10px;min-height:36px;white-space:nowrap;gap:7px;width:auto}.room-button .room-number{font-size:8px;width:auto;opacity:.65}.room-button .room-arrow{display:none}.room-button.active,.room-button:hover{padding-left:13px;background:var(--ink);color:var(--paper)}.room-button.active .room-number{color:inherit}.extra-rooms{margin:0;gap:8px}.extra-room{border:1px solid var(--rule);background:var(--glass);border-radius:4px;padding:8px 12px;font-size:10px;white-space:nowrap}.view-caption{left:21px;top:135px;bottom:auto;max-width:55%;text-shadow:0 1px 7px var(--paper)}.view-index{font-size:8px}.view-caption h2{font-size:20px;line-height:1.4;margin:6px 0}.view-caption p{font-size:9px;line-height:1.6}.status-badge{right:21px;top:140px;font-size:8px;gap:6px}.minimap-panel{bottom:calc(117px + var(--safe-bottom));right:18px;width:133px;padding:10px;background:var(--glass)}.map-heading{font-size:8px}.compass{font-size:6px}#minimap{height:96px}.map-footer{font-size:7px;padding-top:6px}.map-footer #eye-height{display:none}.toolbar-wrap{bottom:calc(20px + var(--safe-bottom));width:max-content;max-width:calc(100% - 26px)}.toolbar{padding:5px 6px;gap:1px;border-radius:8px}.tool-button{padding:10px 11px;gap:5px;font-size:10px}.tool-button svg{width:18px;height:18px}.tool-button.icon-only{padding:10px 9px}.tool-divider{margin:0 2px;height:19px}.control-hint{font-size:8px;margin-top:9px;letter-spacing:0}.control-hint span{margin:0 4px}.help-panel{right:18px;top:63px;width:min(310px,calc(100% - 36px));padding:25px}.toast{bottom:calc(100px + var(--safe-bottom));font-size:10px}.walking .touch-controls{display:block}.joystick{position:absolute;left:28px;bottom:calc(129px + var(--safe-bottom));width:104px;height:104px;border:1px solid var(--rule);background:var(--glass);border-radius:50%;backdrop-filter:blur(12px);touch-action:none;z-index:5;user-select:none}.joystick-knob{position:absolute;width:42px;height:42px;left:31px;top:31px;border-radius:50%;background:var(--ink);box-shadow:0 3px 10px #0002;pointer-events:none}.joystick-cross:before,.joystick-cross:after{content:"";position:absolute;left:18px;right:18px;top:51px;border-top:1px solid var(--rule)}.joystick-cross:after{transform:rotate(90deg)}.joystick span{position:absolute;top:113px;left:0;width:100%;text-align:center;font-size:8px;color:var(--muted);letter-spacing:.12em}.touch-look-hint{position:absolute;right:30px;top:48%;display:flex;align-items:center;gap:6px;font-size:8px;color:var(--ink);opacity:.6;pointer-events:none;z-index:2}.touch-look-hint svg{width:17px;height:17px;fill:none;stroke:currentColor;stroke-width:1.2}.walking .view-caption p{display:none}#viewer:after{background:linear-gradient(0deg,rgba(238,236,230,.36),transparent 35%),linear-gradient(180deg,rgba(238,236,230,.8),transparent 34%)}body.night #viewer:after{background:linear-gradient(0deg,rgba(22,30,35,.42),transparent 35%),linear-gradient(180deg,rgba(22,30,35,.8),transparent 34%)}}
#scene{cursor:grab}#scene:active{cursor:grabbing}.walking #scene{cursor:crosshair}
@media (prefers-reduced-motion:reduce){*{animation:none!important;transition:none!important}}

#viewer[data-room="kids"] #view-description{color:var(--accent);font-weight:500;line-height:1.7;max-width:240px}
@media(max-width:760px){.walking #viewer[data-room="kids"] .view-caption p{display:block;max-width:230px;font-size:9px}.walking #viewer[data-room="kids"] .view-caption{max-width:67%}}

body{color:var(--ink)}
#dimension-overlay{position:absolute;inset:0;width:100%;height:100%;pointer-events:none;z-index:1}
.layout-controls{display:flex;justify-content:center;gap:8px;margin-bottom:8px}.layout-controls button{padding:10px 17px;min-height:40px;font-size:11px;background:var(--glass);border:1px solid var(--rule);border-radius:6px;backdrop-filter:blur(14px)}.layout-controls button[aria-pressed=true]{background:var(--ink);color:var(--paper)}.layout-controls span{margin-left:8px}
#sofa-clearance{font-size:10px;text-align:center;color:var(--ink);background:var(--glass);border-radius:4px;padding:7px 10px;margin:0 0 7px;max-width:430px}
#dimension-sheet-button{width:100%;background:transparent;color:var(--accent);font-size:10px;padding:9px 0;border-top:1px solid var(--rule)}
#dimension-dialog{width:min(1300px,96vw);height:92dvh;max-height:92dvh;border:1px solid var(--rule);background:var(--paper);color:var(--ink);padding:18px;overflow:hidden;border-radius:10px}#dimension-dialog::backdrop{background:#111b}
.dimension-dialog-heading{display:flex;align-items:center;justify-content:space-between;gap:10px}.dimension-dialog-heading h2{font-size:17px;font-weight:500;margin:0}.dimension-dialog-heading button{background:var(--glass);border:1px solid var(--rule);border-radius:4px;min-width:40px;min-height:40px;padding:8px}.dimension-dialog-heading>div{display:flex;gap:6px}#dimension-dialog>p{font-size:11px;line-height:1.6;margin:9px 0;color:var(--muted)}#dimension-scroll{height:calc(100% - 80px);overflow:auto;overscroll-behavior:contain;background:#faf7ed;touch-action:pan-x pan-y}#dimension-sheet{width:100%;min-width:650px}#dimension-sheet svg{display:block;width:100%;height:auto}
body.dimensions-visible .view-caption{display:none}
@media(max-width:760px){.layout-controls{gap:6px;margin-bottom:7px}.layout-controls button{font-size:10px;min-height:35px;padding:8px 15px}#sofa-clearance{font-size:9px;max-width:340px}.dimensions-visible .minimap-panel{bottom:calc(170px + var(--safe-bottom))}.walking .minimap-panel{bottom:calc(162px + var(--safe-bottom))}.walking .joystick{bottom:calc(179px + var(--safe-bottom))}.toolbar-wrap{bottom:calc(15px + var(--safe-bottom))}#dimension-dialog{padding:10px}.dimension-dialog-heading h2{font-size:14px}#dimension-sheet{min-width:650px}}
@media(min-width:761px){body.night.walking #viewer:after{background:linear-gradient(90deg,rgba(14,23,29,.92) 0,rgba(14,23,29,.82) 230px,rgba(14,23,29,.14) 420px,transparent 590px),linear-gradient(180deg,rgba(14,23,29,.62),transparent 100px),linear-gradient(0deg,rgba(14,23,29,.30),transparent 24%)}}