.inroom-container{position:relative;max-width:800px;margin:16px 0;border:1px solid #ccc;background:#f6f6f6}
.inroom-toolbar{display:flex;gap:8px;align-items:center;flex-wrap:wrap;padding:8px 10px;background:#fff;border-bottom:1px solid #ddd;font-family:Arial,Helvetica,sans-serif;font-size:12px}
.inroom-toolbar label{margin-right:4px}
.inroom-stage{position:relative;width:100%;padding-top:56.25%;background:#eee;overflow:hidden}
.inroom-wall{position:absolute;inset:0;background:#e9e9e9;background-size:256px 256px;transition:background-color .2s ease, background-image .2s ease}
.inroom-floor{position:absolute;left:0;right:0;bottom:0;height:18%;background:#d2ccc3}
.inroom-sofa{position:absolute;left:10%;bottom:18%;width:38%;height:auto;opacity:.85}
.inroom-art{position:absolute;top:12%;left:55%;transform:translateX(-50%);transform-origin:top left;box-shadow:0 2px 8px rgba(0,0,0,.2)}
.inroom-art .frame{display:block;box-sizing:content-box;background:#fff}
.frame-style-none{border:none}
.frame-style-black{border-style:solid;border-color:#111;background:#fafafa}
.frame-style-walnut{border-style:solid;border-color:#4a3424;background:#fafafa}
.frame-style-white{border-style:solid;border-color:#e9e9e9;background:#fff}
.frame-style-gold{border-style:solid;border-image:linear-gradient(45deg,#c1a34a,#e6d08a,#b7922f) 1;border-width:8px;background:#fff}
.inroom-mat{background:#f7f7f5;box-sizing:content-box}
.inroom-measure{position:absolute;left:4%;top:12%;color:#666;font-size:10px;font-family:Arial,Helvetica,sans-serif}
.inroom-measure .tick{width:1px;background:#999;display:inline-block;margin:0 3px;height:10px}
.inroom-note{padding:6px 10px;color:#666;background:#fff;border-top:1px solid #ddd;font-family:Arial,Helvetica,sans-serif;font-size:11px}
.inroom-3d{display:none;position:relative;width:100%;height:420px;margin:10px 0;border:1px solid #ccc;background:#f3f3f3}
.inroom-3d.active{display:block}