:root{--primary: #2563eb;--primary-hover: #1d4ed8;--danger: #dc2626;--danger-hover: #b91c1c;--success: #16a34a;--warning: #ea580c;--gray-50: #f9fafb;--gray-100: #f3f4f6;--gray-200: #e5e7eb;--gray-300: #d1d5db;--gray-600: #4b5563;--gray-700: #374151;--gray-800: #1f2937;--gray-900: #111827}*{margin:0;padding:0;box-sizing:border-box}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Oxygen,Ubuntu,sans-serif;color:var(--gray-900);background:var(--gray-50)}.app{display:flex;height:100vh}.sidebar{width:240px;background:var(--gray-800);color:#fff;display:flex;flex-direction:column}.sidebar-header{padding:24px 20px;border-bottom:1px solid var(--gray-700)}.sidebar-header h1{font-size:20px;font-weight:600}.sidebar-nav{flex:1;padding:16px 0}.sidebar-nav a{display:block;padding:12px 20px;color:var(--gray-300);text-decoration:none;transition:all .2s}.sidebar-nav a:hover{background:var(--gray-700);color:#fff}.sidebar-nav a.active{background:var(--primary);color:#fff}.main-content{flex:1;overflow-y:auto;padding:32px}.page-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:24px}.page-header h2{font-size:28px;font-weight:700}.btn{padding:10px 20px;border:none;border-radius:6px;font-size:14px;font-weight:500;cursor:pointer;transition:all .2s}.btn-primary{background:var(--primary);color:#fff}.btn-primary:hover{background:var(--primary-hover)}.btn-danger{background:var(--danger);color:#fff}.btn-danger:hover{background:var(--danger-hover)}.btn-secondary{background:var(--gray-200);color:var(--gray-800)}.btn-secondary:hover{background:var(--gray-300)}.btn-small{padding:6px 12px;font-size:13px}.search-bar{display:flex;gap:12px;margin-bottom:20px}.search-bar input,.search-bar select{padding:10px 14px;border:1px solid var(--gray-300);border-radius:6px;font-size:14px}.search-bar input{flex:1}.data-table{background:#fff;border-radius:8px;box-shadow:0 1px 3px #0000001a;overflow:hidden}table{width:100%;border-collapse:collapse}thead{background:var(--gray-50);border-bottom:2px solid var(--gray-200)}th{text-align:left;padding:12px 16px;font-weight:600;font-size:13px;color:var(--gray-700);text-transform:uppercase;letter-spacing:.5px}td{padding:14px 16px;border-bottom:1px solid var(--gray-200)}tr:last-child td{border-bottom:none}tbody tr:hover{background:var(--gray-50)}.actions{display:flex;gap:8px}.badge{display:inline-block;padding:4px 10px;border-radius:12px;font-size:12px;font-weight:500;text-transform:capitalize}.badge-pending{background:var(--gray-200);color:var(--gray-700)}.badge-confirmed{background:#dbeafe;color:#1e40af}.badge-shipped{background:#fef3c7;color:#92400e}.badge-delivered{background:#d1fae5;color:#065f46}.badge-cancelled{background:#fee2e2;color:#991b1b}.badge-bronze{background:#fed7aa;color:#7c2d12}.badge-silver{background:#e0e7ff;color:#3730a3}.badge-gold{background:#fef08a;color:#713f12}.badge-platinum{background:#f5d0fe;color:#701a75}.modal-overlay{position:fixed;top:0;left:0;right:0;bottom:0;background:#00000080;display:flex;align-items:center;justify-content:center;z-index:1000}.modal{background:#fff;border-radius:8px;width:90%;max-width:600px;max-height:90vh;overflow-y:auto;box-shadow:0 20px 25px -5px #0000001a}.modal-header{padding:20px 24px;border-bottom:1px solid var(--gray-200)}.modal-header h3{font-size:20px;font-weight:600}.modal-body{padding:24px}.modal-footer{padding:16px 24px;border-top:1px solid var(--gray-200);display:flex;justify-content:flex-end;gap:12px}.form-group{margin-bottom:20px}.form-group label{display:block;margin-bottom:6px;font-weight:500;font-size:14px;color:var(--gray-700)}.form-group input,.form-group select,.form-group textarea{width:100%;padding:10px 14px;border:1px solid var(--gray-300);border-radius:6px;font-size:14px;font-family:inherit}.form-group input:focus,.form-group select:focus,.form-group textarea:focus{outline:none;border-color:var(--primary);box-shadow:0 0 0 3px #2563eb1a}.form-row{display:grid;grid-template-columns:1fr 1fr;gap:16px}.error{color:var(--danger);font-size:13px;margin-top:8px}.loading{text-align:center;padding:40px;color:var(--gray-600)}.empty-state{text-align:center;padding:60px 20px;color:var(--gray-600)}.empty-state h3{margin-bottom:8px;color:var(--gray-700)}.order-items{margin-top:12px;padding:12px;background:var(--gray-50);border-radius:6px;font-size:13px}.order-items-row{display:flex;justify-content:space-between;padding:4px 0}