:root{--lightningcss-light:initial;--lightningcss-dark: ;color-scheme:light dark;color:#ffffffde;font-synthesis:none;text-rendering:optimizeLegibility;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;background-color:#242424;font-family:system-ui,Avenir,Helvetica,Arial,sans-serif;font-weight:400;line-height:1.5}@media (prefers-color-scheme:dark){:root{--lightningcss-light: ;--lightningcss-dark:initial}}a{color:#646cff;-webkit-text-decoration:inherit;text-decoration:inherit;font-weight:500}a:hover{color:#535bf2}body{min-width:320px;min-height:100vh;margin:0}h1{font-size:3.2em;line-height:1.1}button{cursor:pointer;background-color:#1a1a1a;border:1px solid #0000;border-radius:8px;padding:.6em 1.2em;font-family:inherit;font-size:1em;font-weight:500;transition:border-color .25s}button:hover{border-color:#646cff}button:focus,button:focus-visible{outline:4px auto -webkit-focus-ring-color}@media (prefers-color-scheme:light){:root{color:#213547;background-color:#fff}a:hover{color:#747bff}button{background-color:#f9f9f9}}.app-root{flex-direction:column;height:100vh;font-family:system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif;display:flex}.app-header{border-bottom:1px solid #8080804d;padding:12px 16px}.app-main{box-sizing:border-box;flex:1;grid-template-columns:280px 1fr 320px;gap:12px;padding:12px;display:grid}.left-panel,.canvas-panel,.right-panel,.side-panel,.report-panel{box-sizing:border-box;border:1px solid #8080804d;border-radius:8px;flex-direction:column;padding:12px;display:flex;overflow:hidden}.panel-block{border:1px solid #8080804d;border-radius:6px;margin-top:8px;padding:8px}.canvas-placeholder{height:calc(100% - 40px);color:inherit;opacity:.6;border:1px dashed #999;border-radius:8px;flex-direction:column;justify-content:center;align-items:center;margin-top:8px;font-size:14px;display:flex}.log-area{height:calc(100% - 40px);font-size:12px;overflow-y:auto}button{color:inherit;cursor:pointer;background-color:#0000;border:1px solid #80808080;border-radius:4px;padding:6px 12px;font-size:.9rem;transition:background-color .2s}button:disabled{opacity:.5;cursor:not-allowed}button:not(:disabled):hover{background-color:#80808033}input,select{color:inherit;background-color:#0000;border:1px solid #80808080;border-radius:4px;padding:4px 8px}::-webkit-scrollbar{width:8px;height:8px}::-webkit-scrollbar-track{background:0 0}::-webkit-scrollbar-thumb{background:#80808066;border-radius:4px}::-webkit-scrollbar-thumb:hover{background:#80808099}.map-wrapper{display:inline-block;position:relative;overflow:auto}.map-image{max-width:100%;height:auto;display:block}.map-overlay{pointer-events:auto;width:100%;height:100%;position:absolute;inset:0}.map-placeholder{color:#666;border:1px dashed #aaa;justify-content:center;align-items:center;min-height:300px;display:flex}.refline-toolbar{position:absolute;top:8px;left:8px}