:root{font-family:system-ui,Avenir,Helvetica,Arial,sans-serif;line-height:1.5;font-weight:400;color-scheme:light dark;color:#ffffffde;background-color:#242424;font-synthesis:none;text-rendering:optimizeLegibility;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}a{font-weight:500;color:#646cff;text-decoration:inherit}a:hover{color:#535bf2}body{margin:0;display:flex;place-items:center;min-width:320px;min-height:100vh}h1{font-size:3.2em;line-height:1.1}button{border-radius:8px;border:1px solid transparent;padding:.6em 1.2em;font-size:1em;font-weight:500;font-family:inherit;background-color:#1a1a1a;cursor:pointer;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}}.plant-dashboard-container{display:flex;justify-content:space-between;gap:10px;background:#f4f7fb;border:2px solid #d1d9e6;border-radius:8px;box-shadow:0 3px 8px #0000001a;padding:10px;position:relative;min-height:550px}.left-panel{min-width:140px;background:#fff;border-right:2px solid #d1d9e6;padding:10px;border-radius:6px;box-shadow:0 1px 3px #0000001a;overflow-y:auto;height:500px;width:15%}.right-panel{min-width:180px;background:#f9f9f9;border-left:2px solid #ccc;padding:10px;overflow-y:auto;height:500px;width:20%}.main-canvas{flex-grow:1;border-radius:6px}.panel-title{text-align:center;color:#036;font-weight:600;margin-bottom:10px}.upload-btn{display:block;margin:15px auto 0;width:90%;padding:5px;border-radius:5px;border:1px solid #ccc;cursor:pointer;font-weight:500}.info-box{background:#fff;border-radius:8px;padding:10px;margin-bottom:10px;box-shadow:0 2px 6px #0000001a}.info-box h4{color:#036;margin-bottom:5px}.pipe{stroke:#444;stroke-width:4;stroke-linecap:round}.flow-line{stroke:#f60;stroke-width:3;stroke-linecap:round}.connector-anchor{fill:#3b82f6;stroke:#1d4ed8;r:8;cursor:crosshair;opacity:0;transition:opacity .2s}.connector-anchor:hover{opacity:1;r:10}.darkmode-btn{padding:6px 12px;cursor:pointer;border-radius:4px;border:1px solid #ccc;background:#f4f4f4;font-weight:600}.plant-dashboard-container.dark{background:#1e1e1e}.plant-dashboard-container.dark .left-panel,.plant-dashboard-container.dark .right-panel,.plant-dashboard-container.dark .info-box{background:#2b2b2b;border-color:#444;color:#f0f0f0}.plant-dashboard-container.dark .panel-title,.plant-dashboard-container.dark .info-box h4{color:#f0f0f0}.plant-dashboard-container.dark .upload-btn{background:#444;color:#f0f0f0;border-color:#666}.plant-dashboard-container.dark .connector-anchor{fill:#1d4ed8;stroke:#3b82f6}