:root{color-scheme:dark;--accent:#98c652;--glass:#202020dd;--line:#ffffff25}*{box-sizing:border-box}html,body,main,#panorama{margin:0;width:100%;height:100%;overflow:hidden}body{font:14px/1.5 system-ui,"Noto Sans TC",sans-serif;background:#202020;color:#fff}button,select{font:inherit;cursor:pointer}button{color:inherit}button:focus-visible,select:focus-visible,[role=button]:focus-visible{outline:3px solid var(--accent);outline-offset:3px}button:disabled{opacity:.5;cursor:wait}[hidden]{display:none!important}.topbar{position:absolute;z-index:5;inset:0 0 auto;padding:16px 18px 20px;background:linear-gradient(#102018e0,#10201866,transparent);pointer-events:none;padding-right:215px}.brand{display:flex;gap:6px;align-items:center;letter-spacing:.08em;font-size:11px;color:#e4eddd}.brand-mark{display:grid;place-items:center;width:18px;height:18px;border:1px solid #d9eac0;border-radius:5px;color:#d9eac0;font-weight:700}.brand-vr{opacity:.7}h1{font-size:14px;font-weight:500;line-height:1.6;margin:5px 0 7px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;text-shadow:0 1px 4px #0006}.location{display:inline-flex;gap:7px;align-items:center;max-width:100%;padding:6px 10px;border:1px solid var(--line);border-radius:7px;background:var(--glass);box-shadow:0 2px 10px #0002;pointer-events:auto}.location strong{font-size:15px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.location-dot{width:6px;height:6px;background:var(--accent);border-radius:50%;flex-shrink:0}#scene-count{font-size:11px;opacity:.7;white-space:nowrap}.toolbar{position:absolute;z-index:9;bottom:max(12px,env(safe-area-inset-bottom));left:50%;transform:translateX(-50%);display:flex;padding:4px 7px;gap:4px;border:1px solid var(--line);border-radius:14px;background:#202020f0;box-shadow:0 4px 25px #0005;backdrop-filter:blur(14px)}.toolbar button{display:flex;align-items:center;justify-content:center;flex-direction:column;gap:3px;min-width:66px;padding:8px 9px;border:0;border-radius:9px;background:none;font-size:11px;white-space:nowrap;line-height:1.5;transition:background .15s}.toolbar button:hover,.toolbar button[aria-pressed=true]{background:#ffffff1d;color:var(--accent)}.tool-icon{display:block;width:21px;height:21px}.tool-icon svg{display:block;width:100%;height:100%;fill:none;stroke:currentColor;stroke-width:1.65;stroke-linejoin:round;stroke-linecap:round}.rooms-panel{position:absolute;z-index:7;inset:auto 14px 90px;border:1px solid var(--line);border-radius:12px;padding:10px 12px;background:#202020ea;box-shadow:0 3px 20px #0003;backdrop-filter:blur(14px)}.panel-heading{display:flex;align-items:center;gap:9px;font-size:12px;margin-bottom:8px}.panel-heading>span:nth-child(2){font-size:11px;opacity:.65}.panel-heading button{margin-left:auto;background:none;border:0;font-size:11px;padding:2px}.room-cards{display:flex;gap:10px;overflow-x:auto;scrollbar-width:thin;scrollbar-color:#ffffff50 transparent;padding:2px 2px 5px;overscroll-behavior-x:contain}.room-card{padding:0;text-align:left;flex:0 0 108px;border:2px solid transparent;border-radius:8px;overflow:hidden;background:#ffffff0c;color:#fff;position:relative}.room-card img{display:block;width:104px;height:52px;object-fit:cover;background:#3d3d3d}.room-card span{display:block;padding:5px 7px;font-size:11px;line-height:1.4;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.room-card:hover{border-color:#ffffff80}.room-card[aria-current=true]{border-color:var(--accent);background:#98c65226;color:#ffffff}.room-card[aria-current=true]::after{content:'●';position:absolute;right:6px;top:4px;color:var(--accent);font-size:11px;text-shadow:0 1px 5px #000}.minimap{position:absolute;z-index:6;right:16px;top:17px;width:170px;padding:8px;background:#202020e8;border:1px solid var(--line);border-radius:10px;backdrop-filter:blur(10px)}.map-caption{display:flex;align-items:center;justify-content:space-between;font-size:11px;gap:5px;margin-bottom:5px}.map-caption button{border:0;background:none;padding:2px;font-size:10px;color:#ffffff}.map-canvas{position:relative;width:100%;aspect-ratio:1;background:#303030;border-radius:6px;overflow:hidden}.map-canvas>img{position:absolute;inset:0;width:100%;height:100%;object-fit:contain}.map-point{position:absolute;z-index:2;transform:translate(-50%,-100%);padding:0;width:16px;height:16px;border:2px solid #fff;border-radius:50%;background:#f8faf3;color:#202020;box-shadow:0 1px 6px #000b}.map-point::after{content:'';position:absolute;inset:3px;border-radius:50%;background:#666666}.map-point[aria-pressed=true]{background:#98c652;border-color:#ffffff;box-shadow:0 0 0 4px #98c65245,0 1px 5px #0009}.map-point[aria-pressed=true]::after{background:#333333}.map-point:hover::before{content:attr(data-label);position:absolute;z-index:4;bottom:20px;left:50%;transform:translateX(-50%);padding:3px 6px;border-radius:4px;background:#202020;color:#fff;white-space:nowrap;font-size:11px}.plan-dialog{position:absolute;z-index:20;inset:0;display:grid;place-items:center;padding:16px;background:#171717e8;backdrop-filter:blur(12px)}.plan-content{width:min(100%,600px);height:100%;display:flex;flex-direction:column;min-height:0}.plan-heading{display:flex;align-items:flex-start;justify-content:space-between;gap:10px;margin-bottom:10px}.plan-heading h2{font-size:19px;margin:0 0 3px}.plan-heading p{font-size:12px;color:#dddddd;margin:0}.plan-heading button{padding:8px 11px;border:1px solid var(--line);border-radius:8px;background:#ffffff15}.plan-content .map-canvas{flex:1;aspect-ratio:auto;max-height:calc(100% - 60px);width:auto;align-self:center;height:min(100%,65vh);min-height:0;border-radius:10px}.plan-content .map-point{width:26px;height:26px;border-width:3px}.plan-content .map-point::after{inset:5px}#floors{align-self:flex-start;margin-bottom:8px;border:1px solid var(--line);padding:5px;border-radius:4px;background:#303030;color:#fff}#status{position:absolute;z-index:15;top:48%;left:50%;transform:translate(-50%,-50%);max-width:calc(100% - 40px);padding:14px 18px;display:flex;align-items:center;justify-content:center;gap:10px;flex-wrap:wrap;background:#202020f5;box-shadow:0 5px 25px #0004;border:1px solid var(--line);border-radius:12px;text-align:center;font-size:13px;white-space:normal}.loading-dot{width:15px;height:15px;border:2px solid #fff4;border-top-color:var(--accent);border-radius:50%;animation:spin 1s linear infinite}#status.error .loading-dot{display:none}#retry{padding:5px 10px;background:#98c652;color:#202020;border:0;border-radius:5px}#status-text{max-width:220px}.pnlm-controls-container{top:auto;bottom:93px;left:16px}.rooms-open .pnlm-controls-container{bottom:235px}.pnlm-load-box{display:none!important}.pnlm-about-msg{font-size:11px}.vr-scene-link{width:42px;height:42px;border:1px solid #fff9;border-radius:50%;background:#202020b8;box-shadow:0 2px 12px #0006;cursor:pointer;transition:background .15s;color:#fff}.vr-scene-link:hover,.vr-scene-link:focus-visible{background:#98c652;color:#202020}.vr-scene-link svg{display:block;width:25px;height:25px;margin:8px;fill:none;stroke:currentColor;stroke-width:2}.vr-scene-link .destination{position:absolute;bottom:49px;left:50%;transform:translateX(-50%);padding:4px 9px;border-radius:6px;background:#202020e5;border:1px solid #ffffff40;font:500 12px/1.5 system-ui;white-space:nowrap;color:#fff;pointer-events:none}.vr-scene-link .destination::after{content:'';position:absolute;left:50%;bottom:-4px;transform:rotate(45deg);width:6px;height:6px;background:#202020}.sr-only{position:absolute;width:1px;height:1px;clip:rect(0,0,0,0);overflow:hidden;white-space:nowrap}@keyframes spin{to{transform:rotate(360deg)}}@media(max-width:600px){.topbar{padding:11px 12px 16px;padding-right:12px}.brand{font-size:10px}h1{font-size:12px;max-width:calc(100% - 20px);margin:4px 0 6px}.location strong{font-size:13px}.location{padding:5px 8px}.toolbar{bottom:max(9px,env(safe-area-inset-bottom));padding:4px;gap:1px;max-width:calc(100% - 18px);width:max-content;border-radius:12px}.toolbar button{min-width:53px;padding:7px 6px;font-size:10px;gap:4px}.tool-icon{width:19px;height:19px}.rooms-panel{inset:auto 9px 83px;padding:8px 9px}.room-card{flex-basis:99px}.room-card img{width:95px;height:46px}.minimap{right:12px;top:108px;width:134px;padding:6px}.map-caption{font-size:10px}.map-caption button{font-size:9px}.pnlm-controls-container{left:12px;bottom:87px}.rooms-open .pnlm-controls-container{bottom:218px}.vr-scene-link{width:36px;height:36px}.vr-scene-link svg{width:22px;height:22px;margin:6px}.vr-scene-link .destination{bottom:43px;font-size:11px;padding:3px 7px}.plan-dialog{padding:13px}.plan-content{width:100%}.plan-content .map-canvas{height:min(100%,70vw)}.plan-heading h2{font-size:17px}.plan-heading p{font-size:11px}}@media(max-height:430px){.topbar{padding-top:9px}.brand{display:none}h1{margin-top:0}.minimap{top:12px;width:120px}.rooms-panel{bottom:80px}.panel-heading{margin-bottom:3px}.room-card img{height:38px}.room-card span{padding:3px 6px}.rooms-open .pnlm-controls-container{bottom:205px}.plan-heading{margin-bottom:5px}.plan-content .map-canvas{height:calc(100vh - 80px)}}@media(prefers-reduced-motion:reduce){*{transition:none!important}.loading-dot{animation:none}}
/* Unboxed labels, smaller visual arrows, full-size transparent touch targets. */
.vr-scene-link,.vr-scene-link:hover,.vr-scene-link:focus-visible{width:44px;height:44px;border:0;border-radius:0;background:none;box-shadow:none;color:#fff}
.vr-scene-link svg{width:20px;height:20px;margin:12px;stroke-width:1.8;filter:drop-shadow(0 1px 3px #000b)}
.vr-scene-link .destination{bottom:35px;padding:0;border:0;border-radius:0;background:none;font-size:11px;line-height:1.3;font-weight:500;text-shadow:0 1px 3px #000,0 0 6px #0008}
.vr-scene-link .destination::after{display:none}
.location{padding:0;border:0;border-radius:0;background:none;box-shadow:none;text-shadow:0 1px 4px #000}
.location strong{font-size:13px}
.zoom-control{position:absolute;z-index:6;right:max(0px,env(safe-area-inset-right));top:50%;transform:translateY(-50%);width:44px;height:min(35%,220px);min-height:100px;touch-action:none}
.zoom-track{position:absolute;left:50%;top:6px;bottom:6px;width:2px;transform:translateX(-50%);border-radius:2px;background:#ffffffa8;box-shadow:0 1px 3px #0008;pointer-events:none}
.zoom-spot{position:absolute;left:50%;bottom:var(--zoom-position,25%);transform:translate(-50%,50%);width:10px;height:10px;border-radius:50%;background:#edffd1;box-shadow:0 0 5px #e8ffb9,0 0 12px #98c6529c;pointer-events:none}
#zoom{display:block;writing-mode:vertical-lr;direction:rtl;appearance:none;-webkit-appearance:none;width:44px;height:100%;padding:0;margin:0;border:0;opacity:0;cursor:ns-resize;touch-action:none}
#zoom::-webkit-slider-thumb{appearance:none;-webkit-appearance:none;width:44px;height:12px}
#zoom::-moz-range-thumb{width:44px;height:12px;border:0}
.zoom-control:focus-within .zoom-track{outline:2px solid var(--accent);outline-offset:5px}
.zoom-control:has(input:disabled){opacity:.3;pointer-events:none}
@media(max-width:600px){.vr-scene-link svg{width:18px;height:18px;margin:13px}.vr-scene-link .destination{font-size:10px;bottom:34px}.location strong{font-size:12px}.location{padding:0}}
.fullscreen-view .topbar{padding-top:max(12px,env(safe-area-inset-top))}
.fullscreen-view .toolbar{bottom:max(12px,env(safe-area-inset-bottom))}

.rooms-open .zoom-control{top:40%;height:min(25%,160px)}
@media(max-height:430px){.rooms-open .zoom-control{top:30%;height:80px;min-height:80px}}
.topbar{background:none;padding-right:100px}
.topbar h1{text-shadow:0 1px 3px #000c}
.viewer-logo{position:absolute;z-index:8;top:max(12px,env(safe-area-inset-top));right:max(14px,env(safe-area-inset-right));width:64px;height:auto;opacity:.85;filter:drop-shadow(0 1px 2px #0009);pointer-events:none}
.minimap{top:86px}
.zoom-label{position:absolute;left:50%;bottom:calc(100% + 5px);transform:translateX(-50%);font-size:11px;line-height:1.3;white-space:nowrap;color:#fff;text-shadow:0 1px 3px #000;cursor:pointer}
.rooms-panel{left:50%;right:auto;transform:translateX(-50%);width:max-content;max-width:calc(100% - 28px);min-width:0;padding:7px 9px;background:#20202080;backdrop-filter:blur(5px);border-color:#ffffff30;box-shadow:0 2px 12px #0002}
.panel-heading{font-size:11px;gap:7px;margin-bottom:5px}
.panel-heading>span:nth-child(2){font-size:10px}
.room-cards{max-width:100%;gap:8px;padding:2px 2px 3px}
.room-card{flex-basis:86px;border-radius:6px}
.room-card img{width:82px;height:40px}
.room-card span{padding:4px 5px;font-size:10px}
@media(max-width:600px){.topbar{padding-right:78px}.viewer-logo{width:50px;right:max(12px,env(safe-area-inset-right))}.rooms-panel{max-width:calc(100% - 18px)}}
/* Desktop zoom sits immediately above the tools; touch layouts keep the side rail. */
@media(min-width:601px) and (pointer:fine){
 .zoom-control,.rooms-open .zoom-control{left:50%;right:auto;top:auto;bottom:max(88px,calc(env(safe-area-inset-bottom) + 78px));transform:translateX(-50%);width:220px;max-width:calc(100% - 40px);height:44px;min-height:44px}
 .zoom-track{left:6px;right:6px;top:50%;bottom:auto;width:auto;height:2px;transform:translateY(-50%)}
 .zoom-spot{left:var(--zoom-position,50%);bottom:50%;transform:translate(-50%,50%)}
 #zoom{writing-mode:horizontal-tb;direction:ltr;width:100%;height:44px;cursor:ew-resize}
 #zoom::-webkit-slider-thumb{width:12px;height:44px}
 #zoom::-moz-range-thumb{width:12px;height:44px}
 .zoom-label{bottom:calc(100% - 5px)}
 .rooms-panel{bottom:max(154px,calc(env(safe-area-inset-bottom) + 144px))}
}
@media(max-height:430px){.viewer-logo{width:46px;top:max(8px,env(safe-area-inset-top))}.minimap{top:64px;width:110px}}

/* HoHome: green sampled from the Story logo; orange from the contact page. */
:root{--accent:#98c652;--highlight:#ff6600;--glass:#20202080}
.toolbar{background:var(--glass);backdrop-filter:blur(5px);box-shadow:0 2px 12px #0002}
.toolbar button{text-shadow:0 1px 3px #0009}
.toolbar button:hover{background:#ff660018;color:#fff}
.toolbar button:hover .tool-icon{color:var(--highlight)}
.toolbar button[aria-pressed=true]{background:#98c65224;color:#fff}
.toolbar button[aria-pressed=true] .tool-icon{color:var(--accent)}
button:focus-visible,select:focus-visible,[role=button]:focus-visible{outline-color:var(--highlight)}
.zoom-spot{background:var(--highlight);box-shadow:0 0 5px #ff6600b3,0 0 12px #ff660066}
.zoom-control:focus-within .zoom-track{outline-color:var(--highlight)}
/* In short embeds, use the floorplan button instead of covering room thumbnails. */
@media(max-height:520px){.minimap{display:none}}

/* Zoom endpoints: left-to-right on desktop, bottom-to-top on touch layouts. */
.zoom-label-out{top:calc(100% + 5px);bottom:auto}
@media(min-width:601px) and (pointer:fine){
 .zoom-label{top:auto;bottom:calc(100% - 5px);transform:none}
 .zoom-label-in{left:auto;right:6px}
 .zoom-label-out{left:6px;right:auto}
}

/* Keep controls centred within the actual viewer width, including narrow embeds. */
html,body,#vr{min-width:0;max-width:100%}
#vr{position:relative;isolation:isolate}
.toolbar{right:auto;width:max-content;max-width:calc(100% - 24px);justify-content:center;margin:0}
@media(max-width:360px){.toolbar button{min-width:44px;padding-left:6px;padding-right:6px}}

/* Room navigation hint: animate only the icon, keeping the touch target fixed. */
@keyframes hhvr-room-heartbeat{
 0%,30%,100%{transform:scale(1)}
 8%,22%{transform:scale(1.16)}
 15%{transform:scale(1.02)}
}
@media(prefers-reduced-motion:no-preference){
 body[data-ready] #toggle-rooms:not([hidden])[aria-pressed=false]:not(:hover):not(:focus-visible) .tool-icon{
  animation:hhvr-room-heartbeat 2.8s ease-in-out infinite;
  transform-origin:center;
 }
}

/* Familiar video-style fullscreen control, independent from room navigation. */
.fullscreen-control{position:absolute;z-index:10;right:max(8px,env(safe-area-inset-right));bottom:max(8px,env(safe-area-inset-bottom));display:grid;place-items:center;width:44px;height:44px;margin:0;padding:10px;border:0;border-radius:6px;background:transparent;color:#fff;cursor:pointer;touch-action:manipulation}
.fullscreen-control .tool-icon{display:block;width:24px;height:24px;filter:drop-shadow(0 1px 3px #000b)}
.fullscreen-control:hover{background:#20202066}
.fullscreen-control:focus-visible{outline:2px solid var(--highlight);outline-offset:2px;background:#20202066}
.toolbar:not(:has(button:not([hidden]))){display:none}

/* Diagonal click hint outside the room button; decoration never intercepts taps. */
#toggle-rooms{position:relative}
body[data-ready] #toggle-rooms:not([hidden])[aria-pressed=false]::after{
 content:"";position:absolute;top:-18px;right:-20px;width:0;height:0;
 border-left:5px solid transparent;border-right:5px solid transparent;border-top:8px solid var(--highlight);
 transform:rotate(45deg);transform-origin:center;pointer-events:none;filter:drop-shadow(0 1px 3px #0009);
}
@keyframes hhvr-room-pointer{0%,100%{transform:translate(0,0) rotate(45deg)}50%{transform:translate(-3px,3px) rotate(45deg)}}
@media(prefers-reduced-motion:no-preference){
 body[data-ready] #toggle-rooms:not([hidden])[aria-pressed=false]:not(:hover):not(:focus-visible)::after{animation:hhvr-room-pointer 1.4s ease-in-out infinite}
}