:root{--color-indigo-500: #4f46e5;--color-indigo-600: #4338ca;--color-indigo-400: #667eea;--color-indigo-300: #a5b4fc;--color-green-500: #10b981;--color-green-400: #48bb78;--color-green-200: #9ae6b4;--color-emerald-500: #43e97b;--color-red-50: #fff5f5;--color-red-300: #fc8181;--color-red-400: #ff6b6b;--color-red-500: #ef4444;--color-red-600: #f56565;--color-red-700: #c53030;--color-red-800: #742a2a;--color-orange-500: #f59e0b;--color-cyan-500: #17a2b8;--color-cyan-600: #138496;--color-cyan-700: #117a8b;--color-cyan-400: #4facfe;--color-teal-400: #4ecdc4;--color-purple-500: #764ba2;--color-purple-400: #6c5ce7;--color-pink-300: #f093fb;--color-pink-400: #fa709a;--color-pink-500: #fd79a8;--color-mint-300: #95e1d3;--color-yellow-400: #ffd93d;--color-yellow-500: #fbbf24;--color-white: #ffffff;--color-black: #000000;--color-gray-50: #f9fafb;--color-gray-100: #f7fafc;--color-gray-200: #e5e7eb;--color-gray-300: #e2e8f0;--color-gray-400: #a0aec0;--color-gray-500: #6b7280;--color-gray-550: #718096;--color-gray-600: #4a5568;--color-gray-700: #2d3748;--color-gray-900: #111827;--primary-color: var(--color-indigo-500);--primary-hover: var(--color-indigo-600);--primary-light: rgba(79, 70, 229, .05);--secondary-color: var(--color-green-500);--danger-color: var(--color-red-500);--danger-dark: var(--color-red-700);--required-color: var(--color-red-600);--warning-color: var(--color-orange-500);--info-color: var(--color-cyan-500);--info-hover: var(--color-cyan-600);--info-dark: var(--color-cyan-700);--success-color: var(--color-green-400);--bg-color: var(--color-gray-50);--bg-hover: #f0f1f3;--bg-secondary: var(--color-gray-100);--card-bg: var(--color-white);--text-color: var(--color-gray-900);--text-secondary: var(--color-gray-500);--text-tertiary: var(--color-gray-400);--text-dark: var(--color-gray-700);--text-medium: var(--color-gray-600);--text-white: var(--color-white);--border-color: var(--color-gray-200);--border-light: var(--color-gray-300);--wordcloud-color-1: var(--color-indigo-400);--wordcloud-color-2: var(--color-purple-500);--wordcloud-color-3: var(--color-pink-300);--wordcloud-color-4: var(--color-cyan-400);--wordcloud-color-5: var(--color-emerald-500);--wordcloud-color-6: var(--color-pink-400);--wordcloud-color-7: var(--color-red-400);--wordcloud-color-8: var(--color-teal-400);--wordcloud-color-9: var(--color-mint-300);--wordcloud-color-10: var(--color-yellow-400);--wordcloud-color-11: var(--color-purple-400);--wordcloud-color-12: var(--color-pink-500);--gradient-primary: linear-gradient( 135deg, var(--color-indigo-400) 0%, var(--color-purple-500) 100% );--gradient-info: linear-gradient(135deg, var(--color-cyan-500) 0%, var(--color-cyan-600) 100%);--gradient-info-dark: linear-gradient( 135deg, var(--color-cyan-600) 0%, var(--color-cyan-700) 100% );--gradient-start: var(--color-indigo-400);--gradient-end: var(--color-purple-500);--shadow: 0 1px 3px 0 rgb(0 0 0 / .1);--shadow-lg: 0 10px 15px -3px rgb(0 0 0 / .1);--spacing-xs: 4px;--spacing-sm: 8px;--spacing-md: 16px;--spacing-lg: 24px;--spacing-xl: 32px;--radius-sm: 8px;--radius-md: 12px;--radius-lg: 16px;--transition-fast: .2s;--transition-normal: .3s;--transition-slow: .5s}*{margin:0;padding:0;box-sizing:border-box}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(--bg-color);color:var(--text-color);line-height:1.6}#root{min-height:100dvh}.container{max-width:1200px;margin:0 auto;padding:0 24px 24px}.btn{padding:10px 20px;border:none;border-radius:8px;font-size:16px;font-weight:500;cursor:pointer;transition:all .2s;display:inline-flex;justify-content:center;align-items:center;gap:8px}.btn:disabled{opacity:.5;cursor:not-allowed}.btn-primary{background-color:var(--primary-color);color:var(--text-white)}.btn-primary:hover:not(:disabled){background-color:var(--primary-hover)}.btn-secondary{background-color:var(--secondary-color);color:var(--text-white)}.btn-danger{background-color:var(--danger-color);color:var(--text-white)}.btn-warning{background-color:#f59e0b;color:var(--text-white)}.btn-warning:hover:not(:disabled){background-color:#d97706}.btn-outline{background-color:transparent;border:1px solid var(--border-color);color:var(--text-color)}.btn-outline:hover:not(:disabled){background-color:var(--bg-color)}.card{background-color:var(--card-bg);border-radius:12px;padding:24px;box-shadow:var(--shadow)}.input{width:100%;padding:12px;border:1px solid var(--border-color);border-radius:8px;font-size:16px;transition:border-color .2s}.input:focus{outline:none;border-color:var(--primary-color)}.label{display:block;margin-bottom:8px;font-weight:500;color:var(--text-color)}.error-message{color:var(--danger-color);font-size:14px;margin-top:4px}.success-message{color:var(--secondary-color);font-size:14px;margin-top:4px}.spinner{width:40px;height:40px;border:4px solid var(--border-color);border-top-color:var(--primary-color);border-radius:50%;animation:spin .8s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}.loading-container{display:flex;justify-content:center;align-items:center;min-height:400px}