:root{font:14px system-ui,sans-serif;color:#383d42;background:#edf0f2}*{box-sizing:border-box}body{margin:0;height:100dvh;display:flex;flex-direction:column}header{padding:18px 25px;background:#fafbfc;display:flex;justify-content:space-between;align-items:center;border-bottom:1px solid #d9dfe3}strong{font-size:20px}header span{margin-left:20px;color:#737b83}select,button{font:inherit;border:1px solid #cbd3d9;border-radius:7px;background:#fff;padding:9px 16px;color:inherit}main{flex:1;position:relative;min-height:0;min-width:0}canvas{display:block;width:100%;height:100%;touch-action:none}#status{position:absolute;left:50%;top:45%;transform:translate(-50%,-50%);background:#fff;padding:15px;border-radius:8px;max-width:80%;z-index:2}#status:empty{display:none}nav{display:flex;gap:8px;justify-content:center;padding:15px;flex-wrap:wrap}button{cursor:pointer}button.active{background:#425e73;color:white;border-color:#425e73}footer{padding:10px 25px 18px;display:flex;gap:20px;color:#77808a;font-size:12px}footer span{flex:1}a{color:#425e73}.header-actions{display:flex;gap:10px}#workspace{display:flex;flex:1;min-height:0;position:relative}#plan-panel{width:clamp(290px,32vw,480px);flex-shrink:0;background:#fafbfc;border-left:1px solid #d9dfe3;padding:22px;display:flex;flex-direction:column;gap:15px}#plan-panel[hidden]{display:none}.panel-heading{display:flex;justify-content:space-between;align-items:start}.panel-heading strong{font-size:16px}.panel-heading p,.plan-hint{color:#7b838b;font-size:12px;margin:6px 0}.panel-heading button{padding:3px 10px;font-size:23px}#original-link{display:flex;min-height:0;flex:1;align-items:center;justify-content:center}#original-plan{width:100%;height:100%;object-fit:contain}button[aria-expanded=true]{background:#425e73;color:#fff}@media(max-width:650px){header span,footer span{display:none}header{padding:12px}header strong{font-size:16px}.header-actions{gap:5px}nav{gap:4px;padding:8px}button{padding:8px 11px}#plan-panel{position:absolute;inset:0 0 0 auto;width:min(90%,380px);z-index:3;box-shadow:-10px 0 35px #27344220}}
#copy-plan-name{display:inline-flex;vertical-align:middle;align-items:center;justify-content:center;padding:6px;margin-left:8px;background:transparent;border-color:transparent}#copy-name-status{margin-left:8px;font-size:12px;color:#47705a}
:disabled{opacity:.5;cursor:default}.recognition{display:flex;align-items:center;gap:10px;flex-wrap:wrap;padding:12px 25px;background:#fafbfc;border-bottom:1px solid #d9dfe3;font-size:13px}.file-label{cursor:pointer;border:1px solid #cbd3d9;border-radius:7px;padding:9px 12px;background:white}#recognize{background:#425e73;color:white}#recognition-status{color:#626d77;flex:1;min-width:150px}#chosen-file{max-width:160px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}@media(max-width:650px){.recognition{padding:8px;gap:6px}.recognition select{max-width:220px}}
#design-panel .lighting-mode,.lighting-hint{grid-column:1/-1}.lighting-hint{margin:0;color:#777267;font-size:12px;line-height:1.5}#design-panel .lighting-mode select{flex:1;max-width:300px}#design-panel{max-height:70dvh;overflow:auto}
#quality-panel{padding:8px 25px;background:#e9f1ec;color:#355948;font-size:13px}#quality-panel summary{cursor:pointer}#quality-detail{padding-top:8px;line-height:1.6}#quality-panel.needs-review{background:#fff0d8;color:#725720}
.design-toolbar{position:relative;text-align:center;padding-top:8px}.design-toolbar>button{font-size:12px;background:#f7f6f2;border-color:#d9d4cb}#design-panel{position:absolute;bottom:calc(100% + 8px);left:50%;transform:translateX(-50%);width:min(560px,95vw);padding:18px;background:#fffdf8f5;border:1px solid #ded8ce;border-radius:16px;box-shadow:0 12px 40px #34302924;z-index:4;display:grid;grid-template-columns:1fr 1fr;gap:16px;text-align:left;backdrop-filter:blur(12px)}#design-panel[hidden]{display:none}#design-panel label{display:flex;align-items:center;justify-content:space-between;gap:8px;font-size:12px}#design-panel input[type=range]{width:105px;accent-color:#786653}#design-panel input[type=color]{width:40px;height:28px;padding:0;border:0;background:none}#design-panel button{font-size:12px}nav{padding-top:8px}button:hover:not(:disabled){border-color:#8c8174;box-shadow:0 2px 8px #40352612}button:focus-visible,input:focus-visible{outline:2px solid #657d8d;outline-offset:3px}@media(max-width:650px){header{flex-wrap:wrap;gap:8px}.header-actions{min-width:0;width:100%}#models{min-width:0;flex:1}#design-panel{gap:10px;padding:14px}#design-panel label{flex-wrap:wrap}}