*{margin:0;padding:0;box-sizing:border-box}:root{--primary: #3b82f6;--primary-dark: #2563eb;--success: #10b981;--warning: #f59e0b;--danger: #ef4444;--gray-50: #f9fafb;--gray-100: #f3f4f6;--gray-200: #e5e7eb;--gray-300: #d1d5db;--gray-600: #4b5563;--gray-700: #374151;--gray-800: #1f2937;--gray-900: #111827}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Oxygen,Ubuntu,Cantarell,sans-serif;color:var(--gray-900);background-color:var(--gray-50);line-height:1.6}#app{min-height:100vh}.app-layout{display:flex;min-height:100vh}.sidebar{width:260px;background-color:var(--gray-900);color:#fff;position:fixed;top:0;left:0;height:100vh;overflow-y:auto;z-index:100;display:flex;flex-direction:column}.sidebar-header{padding:1.5rem;border-bottom:1px solid rgba(255,255,255,.1)}.sidebar-header h2{font-size:1.25rem;font-weight:700;color:#fff}.sidebar-nav{padding:1rem 0;flex:1}.sidebar-footer{padding:1rem;border-top:1px solid rgba(255,255,255,.1)}.logout-btn{width:100%;display:flex;align-items:center;gap:.75rem;padding:.75rem 1rem;background:transparent;border:1px solid rgba(255,255,255,.2);border-radius:6px;color:var(--gray-300);cursor:pointer;transition:all .2s;font-weight:500;font-size:.95rem}.logout-btn:hover{background-color:#ef44441a;border-color:#ef444480;color:#ef4444}.nav-section{margin-bottom:.5rem}.nav-section-header{display:flex;align-items:center;justify-content:space-between;padding:.5rem 1.5rem;cursor:pointer;transition:background-color .2s;-webkit-user-select:none;user-select:none}.nav-section-header:hover{background-color:#ffffff0d}.nav-section-title-wrapper{display:flex;align-items:center;gap:.75rem}.nav-section-title-text{font-size:.875rem;font-weight:600;color:var(--gray-200)}.nav-section-chevron{font-size:.75rem;color:var(--gray-400);transition:transform .2s}.nav-section-chevron.open{transform:rotate(180deg)}.nav-list{list-style:none}.nav-item{display:flex;align-items:center;gap:.75rem;padding:.25rem 1.5rem;color:var(--gray-300);text-decoration:none;transition:all .2s;font-weight:500}.nav-item:hover{background-color:#ffffff0d;color:#fff}.nav-item.router-link-active{background-color:#3b82f61a;color:var(--primary);border-left:3px solid var(--primary)}.nav-icon{font-size:1.25rem}.nav-submenu{overflow:hidden}.nav-subitem{padding-left:3rem}.slide-enter-active,.slide-leave-active{transition:all .3s ease;max-height:500px}.slide-enter-from,.slide-leave-to{max-height:0;opacity:0}.main-content{margin-left:260px;flex:1;background-color:var(--gray-50);min-height:100vh}.main-content.no-sidebar{margin-left:0}.container{max-width:1200px;margin:0 auto;padding:2rem}.page-header{margin-bottom:2rem}.page-header h1{font-size:2rem;color:var(--gray-900);margin-bottom:.5rem}.page-header p{color:var(--gray-600)}.card{background-color:#fff;border-radius:8px;padding:1.5rem;box-shadow:0 1px 3px #0000001a;margin-bottom:1.5rem}.card-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:1rem;padding-bottom:1rem;border-bottom:1px solid var(--gray-200)}.card-title{font-size:1.25rem;font-weight:600;color:var(--gray-900)}.btn{padding:.5rem 1rem;border:none;border-radius:6px;font-weight:500;cursor:pointer;transition:all .2s;text-decoration:none;display:inline-block}.btn-primary{background-color:var(--primary);color:#fff}.btn-primary:hover{background-color:var(--primary-dark)}.btn-success{background-color:var(--success);color:#fff}.btn-danger{background-color:var(--danger);color:#fff}.btn-secondary{background-color:var(--gray-200);color:var(--gray-700)}.btn:disabled{opacity:.5;cursor:not-allowed}.form-group{margin-bottom:1rem}.form-label{display:block;margin-bottom:.5rem;font-weight:500;color:var(--gray-700)}.form-input,.form-select{width:100%;padding:.5rem;border:1px solid var(--gray-300);border-radius:6px;font-size:1rem}.form-input:focus,.form-select:focus{outline:none;border-color:var(--primary);box-shadow:0 0 0 3px #3b82f61a}.table{width:100%;border-collapse:collapse}.table th,.table td{padding:.75rem;text-align:left;border-bottom:1px solid var(--gray-200)}.table th{font-weight:600;color:var(--gray-700);background-color:var(--gray-50)}.table tr:hover{background-color:var(--gray-50)}.badge{display:inline-block;padding:.25rem .75rem;border-radius:12px;font-size:.875rem;font-weight:500}.badge-success{background-color:#d1fae5;color:#065f46}.badge-warning{background-color:#fef3c7;color:#92400e}.badge-info{background-color:#dbeafe;color:#1e40af}.badge-danger{background-color:#fee2e2;color:#991b1b}.progress{height:8px;background-color:var(--gray-200);border-radius:4px;overflow:hidden}.progress-bar{height:100%;background-color:var(--primary);transition:width .3s}.loading{text-align:center;padding:2rem;color:var(--gray-600)}.error{padding:1rem;background-color:#fee2e2;border:1px solid #fecaca;border-radius:6px;color:#991b1b;margin-bottom:1rem}.grid{display:grid;gap:1.5rem}.grid-2{grid-template-columns:repeat(2,1fr)}.grid-3{grid-template-columns:repeat(3,1fr)}.grid-4{grid-template-columns:repeat(4,1fr)}.stat-card{background:#fff;padding:1.5rem;border-radius:8px;box-shadow:0 1px 3px #0000001a}.stat-value{font-size:2rem;font-weight:700;color:var(--gray-900)}.stat-label{color:var(--gray-600);font-size:.875rem;margin-top:.25rem}