*{margin:0;padding:0;box-sizing:border-box}:root{--primary: #3498db;--primary-dark: #2980b9;--success: #27ae60;--success-dark: #219a52;--warning: #f39c12;--danger: #e74c3c;--danger-dark: #c0392b;--gray-100: #f8f9fa;--gray-200: #e9ecef;--gray-300: #dee2e6;--gray-400: #ced4da;--gray-500: #adb5bd;--gray-600: #6c757d;--gray-700: #495057;--gray-800: #343a40;--gray-900: #212529;--sidebar-width: 240px;--header-height: 60px}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Oxygen,Ubuntu,sans-serif;background:var(--gray-100);color:var(--gray-900);line-height:1.5}.admin-wrapper{display:flex;min-height:100vh}.sidebar{width:var(--sidebar-width);background:var(--gray-900);color:#fff;display:flex;flex-direction:column;position:fixed;top:0;left:0;bottom:0;z-index:100}.sidebar-header{padding:20px;border-bottom:1px solid var(--gray-700)}.sidebar-header h1{font-size:1.25rem;font-weight:600}.nav-menu{list-style:none;padding:10px 0;flex:1}.nav-menu li a,.logout-btn{display:flex;align-items:center;gap:12px;padding:12px 20px;color:var(--gray-400);text-decoration:none;transition:all .2s;border:none;background:none;width:100%;font-size:.95rem;cursor:pointer;text-align:left}.nav-menu li a:hover,.logout-btn:hover{background:var(--gray-800);color:#fff}.nav-menu li a.active{background:var(--primary);color:#fff}.nav-icon{width:18px;height:18px;flex-shrink:0}.nav-divider{height:1px;background:var(--gray-700);margin:10px 20px}.sidebar-footer{padding:10px 0;border-top:1px solid var(--gray-700)}.main-content{flex:1;margin-left:var(--sidebar-width);padding:30px;min-height:100vh}.loading-screen{position:fixed;inset:0;display:flex;flex-direction:column;align-items:center;justify-content:center;background:var(--gray-100);gap:16px}.loading-overlay{position:fixed;inset:0;background:#0000004d;display:flex;align-items:center;justify-content:center;z-index:1000}.spinner{width:40px;height:40px;border:3px solid 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#0000001a;padding:24px}.card-header{margin-bottom:20px}.card-header h2{font-size:1.25rem;font-weight:600;color:var(--gray-800)}.card-header p{color:var(--gray-600);margin-top:4px}.notification{position:fixed;bottom:24px;right:24px;padding:14px 24px;border-radius:8px;color:#fff;font-weight:500;box-shadow:0 4px 12px #00000026;z-index:1001}.notification.success{background:var(--success)}.notification.error{background:var(--danger)}.notification.info{background:var(--primary)}.notification-enter{animation:slideIn .3s ease}.notification-leave{animation:slideOut .3s ease}@keyframes slideIn{0%{transform:translate(100%);opacity:0}to{transform:translate(0);opacity:1}}@keyframes slideOut{0%{transform:translate(0);opacity:1}to{transform:translate(100%);opacity:0}}.modal-overlay{position:fixed;inset:0;background:#00000080;display:flex;align-items:center;justify-content:center;z-index:1000}.modal{background:#fff;border-radius:12px;padding:24px;max-width:450px;width:90%;box-shadow:0 10px 40px #0003}.modal h3{font-size:1.25rem;margin-bottom:12px}.modal p{color:var(--gray-600);margin-bottom:24px}.modal-actions{display:flex;gap:12px;justify-content:flex-end}.table-wrapper{overflow-x:auto}table{width:100%;border-collapse:collapse}th,td{padding:12px 16px;text-align:left;border-bottom:1px solid var(--gray-200)}th{font-weight:600;color:var(--gray-700);background:var(--gray-50)}tbody tr:hover{background:var(--gray-50)}.status-badge{display:inline-block;padding:4px 10px;border-radius:20px;font-size:.8rem;font-weight:500;text-transform:capitalize}.status-ordered{background:#e3f2fd;color:#1565c0}.status-payed{background:#fff3e0;color:#ef6c00}.status-shipped{background:#f3e5f5;color:#7b1fa2}.status-fulfilled{background:#e8f5e9;color:#2e7d32}.status-canceled{background:#eceff1;color:#546e7a}.status-refunded{background:#ffebee;color:#c62828}.form-group{margin-bottom:16px}.form-group 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p{color:var(--gray-600);margin-top:4px}.grid{display:grid;gap:24px}.grid-2{grid-template-columns:repeat(2,1fr)}.grid-3{grid-template-columns:repeat(3,1fr)}.grid-4{grid-template-columns:repeat(4,1fr)}@media(max-width:1024px){.grid-3,.grid-4{grid-template-columns:repeat(2,1fr)}}@media(max-width:768px){.sidebar{transform:translate(-100%)}.main-content{margin-left:0}.grid-2,.grid-3,.grid-4{grid-template-columns:1fr}}