.tool-panel{background:#fff;border-radius:12px;max-width:640px;margin:32px auto 48px;padding:24px;box-shadow:0 2px 12px #0000000f}.tool-panel img{width:100%;height:auto;display:block}.tool-tabs{border-bottom:1px solid #e7e5e4;margin-bottom:24px;display:flex}.tool-tab{color:#78716c;cursor:pointer;border-bottom:2px solid #0000;flex:1;padding:10px 4px}.tool-tab.is-active{color:#b8742a;border-bottom-color:currentColor;font-weight:600}.tool-field{margin-bottom:16px;display:block}.tool-field[hidden]{display:none}.tool-field>span{margin-bottom:6px;font-size:14px;display:block}.tool-field input,.tool-field select{width:100%;min-height:44px;margin:0;padding-left:16px}.tool-choices{justify-content:center;gap:24px;margin:8px 0 16px;display:flex}.tool-error{color:#dc2626;text-align:center;margin:0 0 12px}.tool-submit{width:100%;margin:0;display:block}.tool-result{margin-top:24px}form[hidden]+.tool-result{margin-top:0}.tool-result-grid{flex-wrap:wrap;gap:16px;margin:16px 0;display:flex}.tool-result-block{text-align:center;flex:45%}.tool-result-block .h5{color:#b8742a;margin:4px 0 0}.tool-note{color:#78716c;margin:0;font-size:13px}.tool-actions{justify-content:center;gap:12px;margin-top:16px;display:flex}.bedroom-frame{max-width:500px;margin:0 auto 64px;position:relative}.bedroom-spot{align-items:center;gap:4px;font-size:15px;display:flex;position:absolute}.bedroom-spot input{margin:0}.bedroom-spot.is-window-top{top:6%;left:50%;transform:translate(-50%)}.bedroom-spot.is-window-left{top:50%;left:8%;transform:translateY(-50%)}.bedroom-spot.is-window-right{top:50%;right:8%;transform:translateY(-50%)}.bedroom-spot.is-door-left{top:calc(100% + 12px);left:8%}.bedroom-spot.is-door-right{top:calc(100% + 12px);right:8%}