:root{font-family:system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Oxygen,Ubuntu,Cantarell,sans-serif;line-height:1.5;font-weight:400;color-scheme:light;color:#213547;background-color:#f5f5f5;font-synthesis:none;text-rendering:optimizeLegibility;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}*{box-sizing:border-box}body{margin:0;padding:0;min-width:320px;min-height:100vh;background-color:#f5f5f5;-webkit-tap-highlight-color:transparent}h1,h2,h3{margin:0;font-weight:600}button{border-radius:8px;border:none;padding:12px 24px;font-size:16px;font-weight:500;font-family:inherit;cursor:pointer;transition:opacity .2s,transform .1s;touch-action:manipulation;-webkit-tap-highlight-color:transparent}button:active{transform:scale(.98);opacity:.9}button:disabled{opacity:.6;cursor:not-allowed}input,textarea{font-family:inherit;font-size:16px}input:focus,textarea:focus{outline:2px solid #2196F3;outline-offset:2px}@media(max-width:768px){body{font-size:16px}h1{font-size:24px}h2{font-size:20px}}#root{width:100%;min-height:100vh;margin:0;padding:0}*{-webkit-overflow-scrolling:touch}button{user-select:none;-webkit-user-select:none}@keyframes spin{0%{transform:rotate(0)}to{transform:rotate(360deg)}}.loading-spinner{display:inline-block;width:20px;height:20px;border:3px solid rgba(255,255,255,.3);border-radius:50%;border-top-color:#fff;animation:spin 1s ease-in-out infinite}