*{margin:0;padding:0;box-sizing:border-box}:root{--color-primary: #4CAF50;--color-primary-dark: #388E3C;--color-success: #4CAF50;--color-danger: #f44336;--color-danger-dark: #d32f2f;--color-text: #212121;--color-text-secondary: #757575;--color-background: #fafafa;--color-surface: #ffffff;--color-border: #e0e0e0;--spacing-xs: .5rem;--spacing-sm: 1rem;--spacing-md: 1.5rem;--spacing-lg: 2rem;--spacing-xl: 3rem;--border-radius: 8px;--shadow: 0 2px 4px rgba(0, 0, 0, .1);--shadow-lg: 0 4px 8px rgba(0, 0, 0, .15)}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Oxygen,Ubuntu,Cantarell,Fira Sans,Droid Sans,Helvetica Neue,sans-serif;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;background-color:var(--color-background);color:var(--color-text);line-height:1.6;overflow-x:hidden}#root{min-height:100vh;display:flex;flex-direction:column}h1{font-size:2rem;font-weight:600;margin-bottom:var(--spacing-md)}h2{font-size:1.5rem;font-weight:600;margin-bottom:var(--spacing-sm)}h3{font-size:1.25rem;font-weight:600;margin-bottom:var(--spacing-sm)}button{font-family:inherit;font-size:1rem;font-weight:500;border:none;border-radius:var(--border-radius);cursor:pointer;transition:all .2s;min-height:48px;padding:0 var(--spacing-md);display:inline-flex;align-items:center;justify-content:center;text-decoration:none}button:disabled{opacity:.6;cursor:not-allowed}button:active:not(:disabled){transform:scale(.98)}.btn-primary{background-color:var(--color-primary);color:#fff}.btn-primary:hover:not(:disabled){background-color:var(--color-primary-dark)}.btn-danger{background-color:var(--color-danger);color:#fff}.btn-danger:hover:not(:disabled){background-color:var(--color-danger-dark)}.btn-secondary{background-color:var(--color-surface);color:var(--color-text);border:1px solid var(--color-border)}.btn-secondary:hover:not(:disabled){background-color:#f5f5f5}.btn-large{min-height:64px;font-size:1.125rem}.btn-block{width:100%}input,textarea{font-family:inherit;font-size:1rem;border:1px solid var(--color-border);border-radius:var(--border-radius);padding:var(--spacing-sm);min-height:48px;width:100%;background-color:var(--color-surface)}input:focus,textarea:focus{outline:none;border-color:var(--color-primary)}textarea{resize:vertical;min-height:80px}label{display:block;font-weight:500;margin-bottom:var(--spacing-xs);color:var(--color-text)}.form-group{margin-bottom:var(--spacing-md)}.card{background-color:var(--color-surface);border-radius:var(--border-radius);padding:var(--spacing-md);box-shadow:var(--shadow);margin-bottom:var(--spacing-sm)}.container{width:100%;max-width:600px;margin:0 auto;padding:var(--spacing-md)}.spinner{border:3px solid rgba(0,0,0,.1);border-top-color:var(--color-primary);border-radius:50%;width:40px;height:40px;animation:spin .8s linear infinite;margin:var(--spacing-lg) auto}@keyframes spin{to{transform:rotate(360deg)}}.text-center{text-align:center}.text-success{color:var(--color-success)}.text-danger{color:var(--color-danger)}.text-muted{color:var(--color-text-secondary)}.mb-sm{margin-bottom:var(--spacing-sm)}.mb-md{margin-bottom:var(--spacing-md)}.mb-lg{margin-bottom:var(--spacing-lg)}.mt-sm{margin-top:var(--spacing-sm)}.mt-md{margin-top:var(--spacing-md)}.mt-lg{margin-top:var(--spacing-lg)}.error{background-color:#ffebee;color:var(--color-danger);padding:var(--spacing-sm);border-radius:var(--border-radius);margin-bottom:var(--spacing-sm)}.success{background-color:#e8f5e9;color:var(--color-success);padding:var(--spacing-sm);border-radius:var(--border-radius);margin-bottom:var(--spacing-sm)}::-webkit-scrollbar{width:0px;background:transparent}