*{box-sizing:border-box}body{margin:0;padding:0;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica Neue,Arial,sans-serif;background-color:#f8f9fa;color:#1f2937;line-height:1.6}app-root{display:block;min-height:100vh}:root{--primary-gradient: linear-gradient(135deg, #667eea 0%, #764ba2 100%);--primary-color: #667eea;--secondary-color: #764ba2;--text-primary: #1f2937;--text-secondary: #6b7280;--text-muted: #9ca3af;--background-white: #ffffff;--background-gray: #f8f9fa;--border-color: #e5e7eb;--error-color: #dc2626;--error-bg: #fef2f2;--error-border: #fecaca;--success-color: #059669;--success-bg: #ecfdf5;--success-border: #a7f3d0;--spacing-xs: .25rem;--spacing-sm: .5rem;--spacing-md: 1rem;--spacing-lg: 1.5rem;--spacing-xl: 2rem;--spacing-2xl: 3rem;--radius-sm: 4px;--radius-md: 8px;--radius-lg: 16px;--shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, .05);--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);--transition-fast: .15s ease-in-out;--transition-normal: .2s ease-in-out;--transition-slow: .3s ease-in-out}h1,h2,h3,h4,h5,h6{margin:0 0 var(--spacing-md) 0;font-weight:700;color:var(--text-primary);letter-spacing:-.025em}h1{font-size:2rem}h2{font-size:1.75rem}h3{font-size:1.5rem}h4{font-size:1.25rem}h5{font-size:1.125rem}h6{font-size:1rem}p{margin:0 0 var(--spacing-md) 0;color:var(--text-secondary)}.text-muted{color:var(--text-muted)}.text-center{text-align:center}.container{min-height:100vh;display:flex;align-items:center;justify-content:center;padding:var(--spacing-md);background:var(--primary-gradient)}.page-container{min-height:calc(100vh - 64px);background-color:var(--background-gray);padding:var(--spacing-xl)}.page-content{max-width:1200px;margin:0 auto}.page-content h1{color:var(--text-primary);margin-bottom:var(--spacing-md)}.page-content p{color:var(--text-secondary);font-size:1.1rem;margin-bottom:var(--spacing-xl)}.card{width:100%;max-width:400px;background:var(--background-white);border-radius:var(--radius-lg);box-shadow:var(--shadow-xl);padding:var(--spacing-xl);position:relative;overflow:hidden}.card:before{content:"";position:absolute;top:0;left:0;right:0;height:4px;background:var(--primary-gradient)}.card.card-grid{max-width:none;border-radius:var(--radius-md);box-shadow:var(--shadow-md);border:1px solid var(--border-color);padding:var(--spacing-lg)}.card.card-grid:before{display:none}.cards-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:var(--spacing-lg);margin-top:var(--spacing-xl)}.card-header{text-align:center;margin-bottom:var(--spacing-xl)}.card-title{font-size:2rem;font-weight:700;color:var(--text-primary);margin:0 0 var(--spacing-sm) 0;letter-spacing:-.025em}.card-subtitle{color:var(--text-secondary);font-size:.875rem;margin:0;font-weight:400}.form{display:flex;flex-direction:column;gap:var(--spacing-lg)}.form-group{display:flex;flex-direction:column;gap:var(--spacing-sm)}.form-label{font-size:.875rem;font-weight:600;color:var(--text-primary);margin:0}.input-container{position:relative;display:flex;align-items:center}.input-icon{position:absolute;left:var(--spacing-md);width:1.25rem;height:1.25rem;color:var(--text-muted);z-index:1;pointer-events:none}.form-input{width:100%;padding:.875rem var(--spacing-md) .875rem 3rem;border:2px solid var(--border-color);border-radius:var(--radius-md);font-size:1rem;color:var(--text-primary);background-color:var(--background-white);transition:all var(--transition-normal);box-sizing:border-box}.form-input::placeholder{color:var(--text-muted)}.form-input:focus{outline:none;border-color:var(--primary-color);box-shadow:0 0 0 3px #667eea1a}.form-input.error{border-color:var(--error-color);box-shadow:0 0 0 3px #dc26261a}.form-input[type=password],.form-input[type=text]{padding-right:3rem}.form-input.no-icon{padding-left:var(--spacing-md);padding-right:var(--spacing-md)}.field-error{color:var(--error-color);font-size:.75rem;font-weight:500;margin-top:var(--spacing-xs)}.btn{padding:.875rem var(--spacing-md);border:none;border-radius:var(--radius-md);font-size:1rem;font-weight:600;cursor:pointer;transition:all var(--transition-normal);position:relative;overflow:hidden;text-decoration:none;display:inline-flex;align-items:center;justify-content:center;gap:var(--spacing-sm)}.btn:disabled{opacity:.6;cursor:not-allowed;transform:none}.btn.loading{color:transparent}.btn-primary{background:var(--primary-gradient);color:#fff}.btn-primary:hover:not(:disabled){transform:translateY(-1px);box-shadow:var(--shadow-lg)}.btn-primary:active:not(:disabled){transform:translateY(0)}.btn-secondary{background:var(--background-white);color:var(--text-primary);border:2px solid var(--border-color)}.btn-secondary:hover:not(:disabled){border-color:var(--primary-color);color:var(--primary-color)}.btn-full{width:100%}.button-loading{display:flex;align-items:center;justify-content:center;gap:var(--spacing-sm);position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);color:#fff}.alert{display:flex;align-items:center;gap:var(--spacing-sm);padding:.75rem var(--spacing-md);border-radius:var(--radius-md);font-size:.875rem;font-weight:500}.alert-error{background-color:var(--error-bg);border:1px solid var(--error-border);color:var(--error-color)}.alert-success{background-color:var(--success-bg);border:1px solid var(--success-border);color:var(--success-color)}.alert-icon{width:1.25rem;height:1.25rem;flex-shrink:0}.header{background-color:var(--background-white);border-bottom:1px solid var(--border-color);box-shadow:var(--shadow-sm);position:sticky;top:0;z-index:1000}.header-container{max-width:1200px;margin:0 auto;padding:0 var(--spacing-md);display:flex;align-items:center;justify-content:flex-end;height:64px;position:relative}.brand{display:flex;align-items:center}.brand-title{font-size:1.5rem;font-weight:700;color:var(--text-primary);margin:0;text-decoration:none}.sandwich-btn{display:flex;flex-direction:column;justify-content:space-around;width:30px;height:30px;background:transparent;border:none;cursor:pointer;padding:0;z-index:1001;transition:all var(--transition-normal)}.sandwich-btn:focus{outline:none}.sandwich-btn .sandwich-line{width:100%;height:3px;background-color:var(--text-primary);border-radius:2px;transition:all var(--transition-normal);transform-origin:center}.sandwich-btn.active .sandwich-line:nth-child(1){transform:rotate(45deg) translate(6px,6px)}.sandwich-btn.active .sandwich-line:nth-child(2){opacity:0;transform:translate(20px)}.sandwich-btn.active .sandwich-line:nth-child(3){transform:rotate(-45deg) translate(6px,-6px)}.menu-overlay{position:fixed;inset:0;background-color:#00000080;z-index:999;opacity:0;animation:fadeIn .3s ease-in-out forwards}.mobile-menu{position:fixed;top:0;right:-100%;width:280px;height:100vh;background-color:var(--background-white);box-shadow:-2px 0 10px #0000001a;z-index:1000;transition:right var(--transition-slow);overflow-y:auto}.mobile-menu.open{right:0}.menu-header{padding:var(--spacing-xl) var(--spacing-lg) var(--spacing-lg);border-bottom:1px solid var(--border-color);background:var(--primary-gradient);color:#fff}.menu-header .user-info{display:flex;flex-direction:column;align-items:flex-start;text-align:left}.menu-header .user-name{font-weight:600;font-size:1.1rem;margin-bottom:var(--spacing-xs)}.menu-header .user-role{font-size:.8rem;opacity:.9;text-transform:uppercase;letter-spacing:.5px;font-weight:500}.menu-header .user-role.admin{color:gold;font-weight:600}.mobile-nav-list{list-style:none;margin:0;padding:var(--spacing-lg) 0}.mobile-nav-item{margin:0}.mobile-nav-link{display:flex;align-items:center;gap:var(--spacing-md);width:100%;padding:var(--spacing-md) var(--spacing-lg);color:var(--text-primary);text-decoration:none;font-weight:500;font-size:1rem;background:none;border:none;cursor:pointer;transition:all var(--transition-normal);text-align:left}.mobile-nav-link:hover{background-color:var(--background-gray);color:var(--primary-color)}.mobile-nav-link.logout-link{color:var(--error-color);border-top:1px solid var(--border-color);margin-top:var(--spacing-sm)}.mobile-nav-link.logout-link:hover{background-color:#dc26261a;color:var(--error-color)}.nav-icon{width:20px;height:20px;flex-shrink:0}@keyframes fadeIn{0%{opacity:0}to{opacity:1}}.page-header{display:flex;flex-direction:column;gap:var(--spacing-md);margin-bottom:var(--spacing-xl)}@media (min-width: 768px){.page-header{flex-direction:row;align-items:flex-end;justify-content:space-between}}.page-actions{display:flex;gap:var(--spacing-md);flex-wrap:wrap}.table-container{background:var(--background-white);border-radius:var(--radius-md);box-shadow:var(--shadow-md);border:1px solid var(--border-color);overflow:hidden;margin-bottom:var(--spacing-xl)}.users-table{width:100%;border-collapse:collapse}.users-table th,.users-table td{padding:var(--spacing-md);text-align:left;border-bottom:1px solid var(--border-color)}.users-table th{background-color:var(--background-gray);font-weight:600;color:var(--text-primary);font-size:.875rem;text-transform:uppercase;letter-spacing:.5px}.users-table td{color:var(--text-secondary)}.users-table tr:hover{background-color:var(--background-gray)}.users-table tr:last-child td{border-bottom:none}.user-details{display:flex;flex-direction:column;gap:2px}.user-name{font-weight:600;color:var(--text-primary);font-size:.875rem}.user-username{font-size:.75rem;color:var(--text-muted)}.badge{display:inline-flex;align-items:center;padding:var(--spacing-xs) var(--spacing-sm);border-radius:var(--radius-sm);font-size:.75rem;font-weight:600;text-transform:uppercase;letter-spacing:.5px}.badge-admin{background-color:#dc26261a;color:var(--error-color)}.badge-user{background-color:#3b82f61a;color:#3b82f6}.action-buttons{display:flex;gap:var(--spacing-sm)}.btn-icon{display:flex;align-items:center;justify-content:center;width:32px;height:32px;background:none;border:1px solid var(--border-color);border-radius:var(--radius-sm);color:var(--text-secondary);cursor:pointer;transition:all var(--transition-normal)}.btn-icon:hover{background-color:var(--background-gray);color:var(--text-primary)}.btn-icon.btn-icon-danger{color:var(--error-color);border-color:#dc26264d}.btn-icon.btn-icon-danger:hover{background-color:#dc26261a;color:var(--error-color)}.pagination{display:flex;align-items:center;justify-content:space-between;gap:var(--spacing-md);padding:var(--spacing-lg);background:var(--background-white);border-radius:var(--radius-md);box-shadow:var(--shadow-sm);border:1px solid var(--border-color)}@media (max-width: 640px){.pagination{flex-direction:column;gap:var(--spacing-sm)}}.pagination-info{font-size:.875rem;color:var(--text-secondary);font-weight:500}.loading-container{display:flex;flex-direction:column;align-items:center;justify-content:center;padding:var(--spacing-2xl);gap:var(--spacing-md)}.loading-container p{color:var(--text-secondary);margin:0}.empty-state{display:flex;flex-direction:column;align-items:center;justify-content:center;padding:var(--spacing-2xl);text-align:center;background:var(--background-white);border-radius:var(--radius-md);box-shadow:var(--shadow-sm);border:1px solid var(--border-color)}.empty-icon{width:64px;height:64px;color:var(--text-muted);margin-bottom:var(--spacing-lg)}.empty-state h3{color:var(--text-primary);margin-bottom:var(--spacing-sm)}.empty-state p{color:var(--text-secondary);margin-bottom:var(--spacing-lg)}.modal-overlay{position:fixed;inset:0;background-color:#00000080;display:flex;align-items:center;justify-content:center;z-index:1000;padding:var(--spacing-md)}.modal{background:var(--background-white);border-radius:var(--radius-lg);box-shadow:var(--shadow-xl);width:100%;max-width:500px;max-height:90vh;overflow-y:auto}.modal.modal-sm{max-width:400px}.modal-header{display:flex;align-items:center;justify-content:space-between;padding:var(--spacing-lg);border-bottom:1px solid var(--border-color)}.modal-header h2{margin:0;color:var(--text-primary)}.modal-close{display:flex;align-items:center;justify-content:center;width:32px;height:32px;background:none;border:none;border-radius:var(--radius-sm);color:var(--text-muted);cursor:pointer;transition:all var(--transition-normal)}.modal-close:hover{background-color:var(--background-gray);color:var(--text-primary)}.modal-body,.modal-form{padding:var(--spacing-lg)}.modal-actions{display:flex;gap:var(--spacing-md);justify-content:flex-end;padding:var(--spacing-lg);border-top:1px solid var(--border-color);background-color:var(--background-gray)}.form-row{display:grid;grid-template-columns:1fr 1fr;gap:var(--spacing-md)}@media (max-width: 640px){.form-row{grid-template-columns:1fr}}.alert-close{display:flex;align-items:center;justify-content:center;width:24px;height:24px;background:none;border:none;border-radius:var(--radius-sm);color:inherit;cursor:pointer;margin-left:auto;transition:all var(--transition-normal)}.alert-close:hover{background-color:#0000001a}.btn-danger{background-color:var(--error-color);color:#fff}.btn-danger:hover:not(:disabled){background-color:#c82333;transform:translateY(-1px);box-shadow:var(--shadow-lg)}.btn-danger:active:not(:disabled){transform:translateY(0)}.toggle-button{position:absolute;right:var(--spacing-md);background:none;border:none;color:var(--text-muted);cursor:pointer;padding:var(--spacing-xs);border-radius:var(--radius-sm);transition:color var(--transition-normal)}.toggle-button:hover{color:var(--text-secondary)}.toggle-button:focus{outline:none;color:var(--primary-color)}.icon{width:1.25rem;height:1.25rem}.spinner{width:1.25rem;height:1.25rem;animation:spin 1s linear infinite}@keyframes spin{0%{transform:rotate(0)}to{transform:rotate(360deg)}}@media (min-width: 768px){.container{padding:var(--spacing-xl)}.card{padding:2.5rem}.card-title{font-size:2.25rem}.card-subtitle{font-size:1rem}}@media (min-width: 1024px){.container{padding:var(--spacing-2xl)}.card{max-width:450px;padding:var(--spacing-2xl)}.card-title{font-size:2.5rem}.form-input{padding:var(--spacing-md) var(--spacing-md) var(--spacing-md) 3rem;font-size:1.125rem}.btn{padding:var(--spacing-md) 1.5rem;font-size:1.125rem}}@media (min-width: 1280px){.card{max-width:500px}}@media (max-width: 480px){.header-container{padding:0 .75rem;height:56px}.brand-title{font-size:1.25rem}.mobile-menu{width:100%;right:-100%}}@media (prefers-contrast: high){.card{border:2px solid #000}.form-input{border-width:2px}.btn{border:2px solid #000}}@media (prefers-reduced-motion: reduce){.form-input,.btn,.toggle-button{transition:none}.spinner{animation:none}}@media (prefers-color-scheme: dark){:root{--text-primary: #f9fafb;--text-secondary: #d1d5db;--text-muted: #9ca3af;--background-white: #1f2937;--background-gray: #111827;--border-color: #4b5563}.card{background:var(--background-white);color:var(--text-primary)}.form-input{background-color:#374151;border-color:var(--border-color);color:var(--text-primary)}.form-input::placeholder{color:var(--text-muted)}.form-input:focus{border-color:var(--primary-color)}.input-icon,.toggle-button{color:var(--text-secondary)}.input-icon:hover,.toggle-button:hover{color:var(--text-muted)}}