body{margin:0;padding:0}#root{min-height:100vh}:root{--primary: #003d5c;--primary-light: #00629b;--secondary: #e31e24;--success: #2ecc71;--warning: #f39c12;--danger: #e74c3c;--gray-50: #f9fafb;--gray-100: #f3f4f6;--gray-200: #e5e7eb;--gray-300: #d1d5db;--gray-400: #9ca3af;--gray-500: #6b7280;--gray-600: #4b5563;--gray-700: #374151;--gray-800: #1f2937;--gray-900: #111827;--shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, .05);--shadow: 0 1px 3px 0 rgba(0, 0, 0, .1), 0 1px 2px 0 rgba(0, 0, 0, .06);--shadow-md: 0 4px 6px -1px rgba(0, 0, 0, .1), 0 2px 4px -1px rgba(0, 0, 0, .06);--shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, .1), 0 4px 6px -2px rgba(0, 0, 0, .05)}*{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(--gray-50);color:var(--gray-900)}.app-container{min-height:100vh;display:flex;flex-direction:column}.app-header{background:linear-gradient(135deg,var(--primary) 0%,var(--primary-light) 100%);color:#fff;padding:2rem 1.5rem;text-align:center;box-shadow:var(--shadow-md)}.app-header h1{font-size:2rem;font-weight:700;margin-bottom:.5rem}.subtitle{font-size:1rem;opacity:.9}.app-main{flex:1;max-width:1200px;width:100%;margin:0 auto;padding:2rem 1.5rem}.controls{display:flex;justify-content:flex-end;margin-bottom:1.5rem}.btn{padding:.75rem 1.5rem;border:none;border-radius:.5rem;font-size:1rem;font-weight:600;cursor:pointer;transition:all .2s;display:inline-flex;align-items:center;gap:.5rem}.btn:hover{transform:translateY(-1px);box-shadow:var(--shadow-md)}.btn:active{transform:translateY(0)}.btn-primary{background-color:var(--secondary);color:#fff}.btn-primary:hover{background-color:#c41a1f}.btn-secondary{background-color:var(--gray-200);color:var(--gray-700)}.btn-secondary:hover{background-color:var(--gray-300)}.btn-success{background-color:var(--success);color:#fff}.btn-danger{background-color:var(--danger);color:#fff}.btn-sm{padding:.5rem 1rem;font-size:.875rem}.app-footer{background-color:#fff;border-top:1px solid var(--gray-200);padding:1.5rem;text-align:center;color:var(--gray-500);font-size:.875rem}.card{background:#fff;border-radius:.75rem;box-shadow:var(--shadow);padding:1.5rem;margin-bottom:1.5rem}.form-group{margin-bottom:1.25rem}.form-group label{display:block;font-weight:600;color:var(--gray-700);margin-bottom:.5rem;font-size:.875rem}.form-control{width:100%;padding:.75rem;border:1px solid var(--gray-300);border-radius:.5rem;font-size:1rem;transition:all .2s}.form-control:focus{outline:none;border-color:var(--primary);box-shadow:0 0 0 3px #003d5c1a}.form-control:disabled{background-color:var(--gray-100);cursor:not-allowed}select.form-control{appearance:none;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%234b5563' d='M10.293 3.293L6 7.586 1.707 3.293A1 1 0 00.293 4.707l5 5a1 1 0 001.414 0l5-5a1 1 0 10-1.414-1.414z'/%3E%3C/svg%3E");background-repeat:no-repeat;background-position:right .75rem center;padding-right:2.5rem}.checkbox-wrapper{display:flex;align-items:center;gap:.5rem}.checkbox-wrapper input[type=checkbox]{width:1.25rem;height:1.25rem;cursor:pointer}.alert{padding:1rem;border-radius:.5rem;margin-bottom:1rem}.alert-error{background-color:#fee2e2;border:1px solid #fecaca;color:#991b1b}.alert-success{background-color:#d1fae5;border:1px solid #a7f3d0;color:#065f46}.loading{display:flex;justify-content:center;align-items:center;padding:3rem;color:var(--gray-500)}.spinner{border:3px solid var(--gray-200);border-top-color:var(--primary);border-radius:50%;width:2rem;height:2rem;animation:spin .8s linear infinite;margin-right:.75rem}@keyframes spin{to{transform:rotate(360deg)}}.empty-state{text-align:center;padding:3rem 1.5rem;color:var(--gray-500)}.empty-state svg{margin:0 auto 1rem;opacity:.5}@media(max-width:768px){.app-header h1{font-size:1.5rem}.app-main,.card{padding:1rem}}