:root{--primary-gradient: linear-gradient(135deg, #667eea 0%, #764ba2 100%);--secondary-gradient: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);--success-gradient: linear-gradient(135deg, #11998e 0%, #38ef7d 100%);--danger-gradient: linear-gradient(135deg, #eb3349 0%, #f45c43 100%);--bg-primary: #0f0f23;--bg-secondary: #1a1a2e;--bg-card: rgba(30, 30, 50, .8);--bg-card-hover: rgba(40, 40, 70, .9);--text-primary: #ffffff;--text-secondary: #a0a0c0;--text-muted: #6c6c8a;--border-color: rgba(255, 255, 255, .1);--border-radius: 12px;--border-radius-lg: 20px;--shadow-sm: 0 2px 8px rgba(0, 0, 0, .3);--shadow-md: 0 4px 20px rgba(0, 0, 0, .4);--shadow-lg: 0 8px 40px rgba(0, 0, 0, .5);--shadow-glow: 0 0 30px rgba(102, 126, 234, .3);--transition-fast: .15s ease;--transition-normal: .3s ease;--transition-slow: .5s ease;--spacing-xs: .25rem;--spacing-sm: .5rem;--spacing-md: 1rem;--spacing-lg: 1.5rem;--spacing-xl: 2rem;--spacing-2xl: 3rem}*{margin:0;padding:0;box-sizing:border-box}body{font-family:Inter,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Oxygen,Ubuntu,sans-serif;background:var(--bg-primary);color:var(--text-primary);line-height:1.6;min-height:100vh}#root{min-height:100vh}.app{display:flex;min-height:100vh}.sidebar{width:260px;background:var(--bg-secondary);border-right:1px solid var(--border-color);padding:var(--spacing-xl);display:flex;flex-direction:column;position:fixed;height:100vh;z-index:100}.sidebar-logo{display:flex;align-items:center;gap:var(--spacing-md);margin-bottom:var(--spacing-2xl);padding-bottom:var(--spacing-lg);border-bottom:1px solid var(--border-color)}.sidebar-logo .logo-icon{width:45px;height:45px;background:var(--primary-gradient);border-radius:var(--border-radius);display:flex;align-items:center;justify-content:center;font-size:1.5rem}.sidebar-logo h1{font-size:1.4rem;font-weight:700;background:var(--primary-gradient);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.nav-menu{list-style:none;display:flex;flex-direction:column;gap:var(--spacing-sm);flex:1}.nav-link{display:flex;align-items:center;gap:var(--spacing-md);padding:var(--spacing-md) var(--spacing-lg);border-radius:var(--border-radius);color:var(--text-secondary);text-decoration:none;transition:all var(--transition-normal);font-weight:500}.nav-link:hover{background:var(--bg-card);color:var(--text-primary);transform:translate(5px)}.nav-link.active{background:var(--primary-gradient);color:#fff;box-shadow:var(--shadow-glow)}.nav-link .icon{font-size:1.2rem;width:24px;text-align:center}.main-content{flex:1;margin-left:260px;padding:var(--spacing-xl);background:var(--bg-primary);min-height:100vh}.page-header{margin-bottom:var(--spacing-xl)}.page-header h2{font-size:2rem;font-weight:700;margin-bottom:var(--spacing-sm)}.page-header p{color:var(--text-secondary);font-size:1rem}.card{background:var(--bg-card);border:1px solid var(--border-color);border-radius:var(--border-radius-lg);padding:var(--spacing-xl);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);transition:all var(--transition-normal)}.card:hover{background:var(--bg-card-hover);box-shadow:var(--shadow-md)}.stats-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:var(--spacing-lg);margin-bottom:var(--spacing-xl)}.stat-card{background:var(--bg-card);border:1px solid var(--border-color);border-radius:var(--border-radius-lg);padding:var(--spacing-xl);display:flex;align-items:center;gap:var(--spacing-lg);transition:all var(--transition-normal)}.stat-card:hover{transform:translateY(-5px);box-shadow:var(--shadow-lg)}.stat-icon{width:60px;height:60px;border-radius:var(--border-radius);display:flex;align-items:center;justify-content:center;font-size:1.8rem}.stat-icon.primary{background:var(--primary-gradient)}.stat-icon.success{background:var(--success-gradient)}.stat-icon.danger{background:var(--danger-gradient)}.stat-icon.secondary{background:var(--secondary-gradient)}.stat-content h3{font-size:2rem;font-weight:700}.stat-content p{color:var(--text-secondary);font-size:.9rem}.btn{display:inline-flex;align-items:center;justify-content:center;gap:var(--spacing-sm);padding:var(--spacing-md) var(--spacing-xl);border:none;border-radius:var(--border-radius);font-weight:600;font-size:.95rem;cursor:pointer;transition:all var(--transition-normal);text-decoration:none}.btn-primary{background:var(--primary-gradient);color:#fff;box-shadow:var(--shadow-sm)}.btn-primary:hover{transform:translateY(-2px);box-shadow:var(--shadow-glow)}.btn-success{background:var(--success-gradient);color:#fff}.btn-success:hover{transform:translateY(-2px)}.btn-danger{background:var(--danger-gradient);color:#fff}.btn-danger:hover{transform:translateY(-2px)}.btn-secondary{background:var(--bg-card);color:var(--text-primary);border:1px solid var(--border-color)}.btn-secondary:hover{background:var(--bg-card-hover)}.btn-sm{padding:var(--spacing-sm) var(--spacing-md);font-size:.85rem}.form-group{margin-bottom:var(--spacing-lg)}.form-group label{display:block;margin-bottom:var(--spacing-sm);font-weight:500;color:var(--text-secondary)}.form-control{width:100%;padding:var(--spacing-md) var(--spacing-lg);background:var(--bg-secondary);border:1px solid var(--border-color);border-radius:var(--border-radius);color:var(--text-primary);font-size:1rem;transition:all var(--transition-normal)}.form-control:focus{outline:none;border-color:#667eea;box-shadow:0 0 0 3px #667eea33}.form-control::placeholder{color:var(--text-muted)}select.form-control{cursor:pointer}.table-container{overflow-x:auto;border-radius:var(--border-radius-lg);background:var(--bg-card);border:1px solid var(--border-color)}.table{width:100%;border-collapse:collapse}.table th,.table td{padding:var(--spacing-md) var(--spacing-lg);text-align:left;border-bottom:1px solid var(--border-color)}.table th{background:var(--bg-secondary);font-weight:600;color:var(--text-secondary);text-transform:uppercase;font-size:.8rem;letter-spacing:.5px}.table tr:hover{background:var(--bg-card-hover)}.table tr:last-child td{border-bottom:none}.badge{display:inline-flex;align-items:center;padding:var(--spacing-xs) var(--spacing-md);border-radius:20px;font-size:.75rem;font-weight:600;text-transform:uppercase}.badge-success{background:#11998e33;color:#38ef7d}.badge-danger{background:#eb334933;color:#f45c43}.badge-primary{background:#667eea33;color:#667eea}.modal-overlay{position:fixed;inset:0;background:#000000b3;display:flex;align-items:center;justify-content:center;z-index:1000;animation:fadeIn .2s ease}.modal{background:var(--bg-secondary);border-radius:var(--border-radius-lg);padding:var(--spacing-xl);width:90%;max-width:500px;max-height:90vh;overflow-y:auto;animation:slideUp .3s ease}.modal-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:var(--spacing-xl);padding-bottom:var(--spacing-lg);border-bottom:1px solid var(--border-color)}.modal-header h3{font-size:1.5rem;font-weight:700}.modal-close{background:none;border:none;color:var(--text-secondary);font-size:1.5rem;cursor:pointer;transition:color var(--transition-fast)}.modal-close:hover{color:var(--text-primary)}.modal-actions{display:flex;gap:var(--spacing-md);justify-content:flex-end;margin-top:var(--spacing-xl)}.loading-container{display:flex;flex-direction:column;align-items:center;justify-content:center;min-height:300px;gap:var(--spacing-lg)}.spinner{width:50px;height:50px;border:4px solid var(--border-color);border-top-color:#667eea;border-radius:50%;animation:spin 1s linear infinite}.empty-state{display:flex;flex-direction:column;align-items:center;justify-content:center;min-height:300px;text-align:center;color:var(--text-muted)}.empty-state .icon{font-size:4rem;margin-bottom:var(--spacing-lg);opacity:.5}.empty-state h3{font-size:1.5rem;margin-bottom:var(--spacing-sm);color:var(--text-secondary)}.empty-state p{margin-bottom:var(--spacing-lg)}.error-state{background:#eb33491a;border:1px solid rgba(235,51,73,.3);border-radius:var(--border-radius);padding:var(--spacing-lg);color:#f45c43;display:flex;align-items:center;gap:var(--spacing-md)}.toast{position:fixed;bottom:var(--spacing-xl);right:var(--spacing-xl);padding:var(--spacing-md) var(--spacing-xl);border-radius:var(--border-radius);color:#fff;font-weight:500;animation:slideIn .3s ease;z-index:2000}.toast-success{background:var(--success-gradient)}.toast-error{background:var(--danger-gradient)}@keyframes fadeIn{0%{opacity:0}to{opacity:1}}@keyframes slideUp{0%{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}@keyframes slideIn{0%{opacity:0;transform:translate(50px)}to{opacity:1;transform:translate(0)}}@keyframes spin{to{transform:rotate(360deg)}}.action-buttons{display:flex;gap:var(--spacing-sm)}.filter-section{display:flex;gap:var(--spacing-lg);margin-bottom:var(--spacing-xl);flex-wrap:wrap;align-items:flex-end}.filter-section .form-group{margin-bottom:0;min-width:180px}.header-actions{display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:var(--spacing-md);margin-bottom:var(--spacing-xl)}.employee-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:var(--spacing-lg)}.employee-card{background:var(--bg-card);border:1px solid var(--border-color);border-radius:var(--border-radius-lg);padding:var(--spacing-xl);transition:all var(--transition-normal)}.employee-card:hover{transform:translateY(-5px);box-shadow:var(--shadow-lg);border-color:#667eea4d}.employee-card-header{display:flex;justify-content:space-between;align-items:flex-start;margin-bottom:var(--spacing-lg)}.employee-avatar{width:50px;height:50px;background:var(--primary-gradient);border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:1.3rem;font-weight:700}.employee-info h4{font-size:1.1rem;margin-bottom:var(--spacing-xs)}.employee-info p{color:var(--text-secondary);font-size:.9rem}.employee-meta{display:flex;flex-direction:column;gap:var(--spacing-sm);margin-top:var(--spacing-md);padding-top:var(--spacing-md);border-top:1px solid var(--border-color)}.employee-meta span{display:flex;align-items:center;gap:var(--spacing-sm);color:var(--text-secondary);font-size:.9rem}.recent-activity{margin-top:var(--spacing-xl)}.activity-list{display:flex;flex-direction:column;gap:var(--spacing-md)}.activity-item{display:flex;align-items:center;gap:var(--spacing-md);padding:var(--spacing-md);background:var(--bg-secondary);border-radius:var(--border-radius)}.activity-item .avatar{width:40px;height:40px;background:var(--primary-gradient);border-radius:50%;display:flex;align-items:center;justify-content:center;font-weight:600;font-size:.9rem}.activity-details{flex:1}.activity-details h5{font-size:.95rem;margin-bottom:2px}.activity-details p{color:var(--text-muted);font-size:.8rem}@media(max-width:768px){.sidebar{width:100%;height:auto;position:relative;padding:var(--spacing-md)}.main-content{margin-left:0;padding:var(--spacing-md)}.nav-menu{flex-direction:row;overflow-x:auto}.stats-grid{grid-template-columns:1fr}.header-actions{flex-direction:column;align-items:stretch}.filter-section{flex-direction:column}}