:root{--primary-50:#f0f9ff;--primary-100:#e0f2fe;--primary-200:#bae6fd;--primary-300:#7dd3fc;--primary-400:#38bdf8;--primary-500:#0ea5e9;--primary-600:#0284c7;--primary-700:#0369a1;--primary-800:#075985;--primary-900:#0c3d66;--success-500:#10b981;--success-600:#059669;--warning-500:#f59e0b;--warning-600:#d97706;--danger-500:#ef4444;--danger-600:#dc2626;--info-500:#3b82f6;--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;--font-sans:-apple-system,BlinkMacSystemFont,"Segoe UI","Roboto","Oxygen","Ubuntu","Cantarell","Fira Sans","Droid Sans","Helvetica Neue",sans-serif;--font-mono:"SFMono-Regular","Consolas","Liberation Mono","Menlo",monospace;--spacing-1:0.25rem;--spacing-2:0.5rem;--spacing-3:0.75rem;--spacing-4:1rem;--spacing-5:1.25rem;--spacing-6:1.5rem;--spacing-8:2rem;--spacing-10:2.5rem;--spacing-12:3rem;--spacing-16:4rem;--spacing-20:5rem;--shadow-xs:0 1px 2px 0 rgba(0,0,0,.05);--shadow-sm: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);--shadow-xl:0 20px 25px -5px rgba(0,0,0,.1),0 10px 10px -5px rgba(0,0,0,.04);--shadow-2xl:0 25px 50px -12px rgba(0,0,0,.25);--radius-sm:0.375rem;--radius-md:0.5rem;--radius-lg:0.75rem;--radius-xl:1rem;--radius-2xl:1.5rem;--radius-full:9999px;--transition-fast:150ms cubic-bezier(0.4,0,0.2,1);--transition-base:200ms cubic-bezier(0.4,0,0.2,1);--transition-slow:300ms cubic-bezier(0.4,0,0.2,1)}body,html{padding:0;margin:0;font-family:var(--font-sans);background-color:var(--gray-50);color:var(--gray-900);line-height:1.6;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}a{color:var(--primary-600);text-decoration:none;transition:color var(--transition-fast)}a:hover{color:var(--primary-700)}*{box-sizing:border-box}h1,h2,h3,h4,h5,h6{font-weight:600;letter-spacing:-.02em;margin:0}h1{font-size:2.25rem;line-height:2.5rem}h2{font-size:1.875rem;line-height:2.25rem}h3{font-size:1.5rem;line-height:2rem}h4{font-size:1.25rem}h4,h5{line-height:1.75rem}h5{font-size:1.125rem}h6{font-size:1rem;line-height:1.5rem}p{margin:0;color:var(--gray-600)}small{font-size:.875rem;color:var(--gray-500)}.container{max-width:1280px}.container,.container-lg{margin:0 auto;padding:0 var(--spacing-4)}.container-lg{max-width:1536px}.container-sm{max-width:896px;margin:0 auto;padding:0 var(--spacing-4)}.mt-1{margin-top:var(--spacing-1)}.mt-2{margin-top:var(--spacing-2)}.mt-3{margin-top:var(--spacing-3)}.mt-4{margin-top:var(--spacing-4)}.mt-6{margin-top:var(--spacing-6)}.mt-8{margin-top:var(--spacing-8)}.mt-12{margin-top:var(--spacing-12)}.mb-1{margin-bottom:var(--spacing-1)}.mb-2{margin-bottom:var(--spacing-2)}.mb-3{margin-bottom:var(--spacing-3)}.mb-4{margin-bottom:var(--spacing-4)}.mb-6{margin-bottom:var(--spacing-6)}.mb-8{margin-bottom:var(--spacing-8)}.mb-12{margin-bottom:var(--spacing-12)}.p-1{padding:var(--spacing-1)}.p-2{padding:var(--spacing-2)}.p-3{padding:var(--spacing-3)}.p-4{padding:var(--spacing-4)}.p-6{padding:var(--spacing-6)}.p-8{padding:var(--spacing-8)}.text-center{text-align:center}.text-left{text-align:left}.text-right{text-align:right}input,select,textarea{width:100%;padding:var(--spacing-3);border:1px solid var(--gray-300);border-radius:var(--radius-lg);font-family:var(--font-sans);font-size:1rem;color:var(--gray-900);background-color:#fff;transition:border-color var(--transition-fast),box-shadow var(--transition-fast)}input:hover,select:hover,textarea:hover{border-color:var(--gray-400)}input:focus,select:focus,textarea:focus{outline:none;border-color:var(--primary-500);box-shadow:0 0 0 3px rgba(14,165,233,.1)}input:disabled,select:disabled,textarea:disabled{background-color:var(--gray-100);color:var(--gray-500);cursor:not-allowed}input::placeholder,textarea::placeholder{color:var(--gray-400)}label{display:block;margin-bottom:var(--spacing-2);font-size:.95rem;color:var(--gray-700)}button,label{font-weight:500}button{cursor:pointer;font-family:var(--font-sans);transition:all var(--transition-base);border:none;border-radius:var(--radius-lg)}button:disabled{opacity:.5;cursor:not-allowed}.btn{display:inline-flex;align-items:center;justify-content:center;padding:var(--spacing-3) var(--spacing-6);font-size:.95rem;font-weight:500;border-radius:var(--radius-lg);transition:all var(--transition-base);cursor:pointer;border:none;text-decoration:none;white-space:nowrap}.btn-primary{background-color:var(--primary-600);color:#fff;box-shadow:var(--shadow-md)}.btn-primary:hover:not(:disabled){background-color:var(--primary-700);box-shadow:var(--shadow-lg);transform:translateY(-1px)}.btn-primary:active:not(:disabled){transform:translateY(0)}.btn-secondary{background-color:var(--gray-200);color:var(--gray-900)}.btn-secondary:hover:not(:disabled){background-color:var(--gray-300)}.btn-outline{background-color:transparent;border:1.5px solid var(--primary-600);color:var(--primary-600)}.btn-outline:hover:not(:disabled){background-color:var(--primary-50)}.btn-ghost{background-color:transparent;color:var(--primary-600)}.btn-ghost:hover:not(:disabled){background-color:var(--primary-50)}.btn-success{background-color:var(--success-600);color:#fff}.btn-success:hover:not(:disabled){background-color:var(--success-700)}.btn-danger{background-color:var(--danger-600);color:#fff}.btn-danger:hover:not(:disabled){background-color:var(--danger-700)}.btn-sm{padding:var(--spacing-2) var(--spacing-4);font-size:.875rem}.btn-lg{padding:var(--spacing-4) var(--spacing-8);font-size:1.05rem}.btn-block{width:100%}.card{background-color:#fff;border-radius:var(--radius-xl);border:1px solid var(--gray-200);box-shadow:var(--shadow-sm);transition:all var(--transition-base)}.card:hover{box-shadow:var(--shadow-md);border-color:var(--gray-300)}.card-header{border-bottom:1px solid var(--gray-200)}.card-body,.card-footer,.card-header{padding:var(--spacing-6)}.card-footer{border-top:1px solid var(--gray-200);background-color:var(--gray-50)}.badge{display:inline-flex;align-items:center;padding:var(--spacing-1) var(--spacing-3);font-size:.75rem;font-weight:600;border-radius:var(--radius-full);white-space:nowrap}.badge-primary{background-color:var(--primary-100);color:var(--primary-700)}.badge-success{background-color:var(--success-100);color:var(--success-700)}.badge-warning{background-color:var(--warning-100);color:var(--warning-700)}.badge-danger{background-color:var(--danger-100);color:var(--danger-700)}.alert{padding:var(--spacing-4);border-radius:var(--radius-lg);border:1px solid;margin-bottom:var(--spacing-4)}.alert-info{background-color:var(--info-50);border-color:var(--info-300);color:var(--info-800)}.alert-success{background-color:var(--success-50);border-color:var(--success-300);color:var(--success-800)}.alert-warning{background-color:var(--warning-50);border-color:var(--warning-300);color:var(--warning-800)}.alert-danger{background-color:var(--danger-50);border-color:var(--danger-300);color:var(--danger-800)}.error-text{color:var(--danger-600);font-size:.875rem;margin-top:var(--spacing-1)}.form-error input,.form-error select,.form-error textarea{border-color:var(--danger-500)}.loading-spinner{display:inline-block;width:24px;height:24px;border:3px solid var(--gray-300);border-top-color:var(--primary-600);border-radius:50%;animation:spin .8s linear infinite}@keyframes spin{to{transform:rotate(1turn)}}@keyframes fadeIn{0%{opacity:0}to{opacity:1}}@keyframes slideInUp{0%{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}.fade-in{animation:fadeIn var(--transition-slow)}.slide-in-up{animation:slideInUp var(--transition-slow)}@media (max-width:768px){h1{font-size:1.875rem;line-height:2.25rem}h2{font-size:1.5rem;line-height:2rem}h3{font-size:1.25rem;line-height:1.75rem}}