: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;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}}.app{width:100vw;height:100vh;overflow:hidden}.file-drop-section{display:flex;flex-direction:column;align-items:center;justify-content:center;height:100vh;background:linear-gradient(135deg,#667eea,#764ba2);color:#fff;text-align:center}.file-drop-section h1{font-size:3rem;margin-bottom:1rem}.file-drop-section p{font-size:1.2rem;margin-bottom:2rem;opacity:.9}.file-drop-container{width:100%;max-width:500px}.file-drop-zone{border:3px dashed rgba(255,255,255,.5);border-radius:10px;padding:3rem;transition:all .3s ease;cursor:pointer}.file-drop-zone:hover,.file-drop-zone.drag-over{border-color:#fffc;background:#ffffff1a}.file-drop-content{text-align:center}.file-drop-icon{font-size:4rem;margin-bottom:1rem}.file-input-label{display:inline-block;background:#fff3;color:#fff;padding:.8rem 1.5rem;border-radius:5px;cursor:pointer;transition:background .3s ease;margin-top:1rem}.file-input-label:hover{background:#ffffff4d}.error-message{margin-top:1rem;padding:.8rem;background:#f003;border-radius:5px;color:#fcc}.globe-section{position:relative;width:100%;height:100%}.controls{position:absolute;top:20px;right:20px;z-index:1000}.controls button{background:#000000b3;color:#fff;border:none;padding:.8rem 1.5rem;border-radius:5px;cursor:pointer;transition:background .3s ease}.controls button:hover{background:#000c}