:root{color-scheme:dark;--primary: #2563EB;--primary-light: #60A5FA;--primary-dark: #1D4ED8;--primary-bg: rgba(37, 99, 235, .08);--accent: #06B6D4;--accent-light: #67E8F9;--accent-dark: #0891B2;--success: #22C55E;--success-bg: rgba(34, 197, 94, .1);--warning: #F59E0B;--warning-bg: rgba(245, 158, 11, .1);--danger: #EF4444;--danger-bg: rgba(239, 68, 68, .1);--info: #3B82F6;--info-bg: rgba(59, 130, 246, .1);--bg-primary: #0A0A0F;--bg-secondary: #111118;--bg-tertiary: #1A1A24;--bg-card: #12121C;--bg-hover: #1E1E2E;--bg-input: #0E0E16;--border-color: rgba(37, 99, 235, .08);--border-hover: rgba(37, 99, 235, .18);--text-primary: #F0F0F5;--text-secondary: #9CA3AF;--text-muted: #6B7280;--text-inverse: #0A0A0F;--shadow-sm: 0 2px 8px rgba(0, 0, 0, .3);--shadow-md: 0 4px 16px rgba(0, 0, 0, .4);--shadow-lg: 0 8px 32px rgba(0, 0, 0, .5);--shadow-glow: 0 0 30px rgba(37, 99, 235, .12);--radius-sm: 6px;--radius-md: 10px;--radius-lg: 16px;--radius-xl: 24px;--radius-full: 9999px;--transition-fast: .15s ease;--transition-base: .25s ease;--transition-slow: .4s ease;--sidebar-width: 260px;--sidebar-collapsed: 72px}*,*:before,*:after{margin:0;padding:0;box-sizing:border-box}html{font-size:16px;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}body{font-family:Inter,-apple-system,BlinkMacSystemFont,sans-serif;background:var(--bg-primary);color:var(--text-primary);line-height:1.6;min-height:100vh;overflow-x:hidden}a{text-decoration:none;color:inherit}ul,ol{list-style:none}button{cursor:pointer;border:none;background:none;font-family:inherit;font-size:inherit;color:inherit}input,select,textarea{font-family:inherit;font-size:inherit;background:var(--bg-input);border:1px solid var(--border-color);color:var(--text-primary);border-radius:var(--radius-md);padding:10px 14px;transition:border-color var(--transition-fast);outline:none;width:100%}input:focus,select:focus,textarea:focus{border-color:var(--primary);box-shadow:0 0 0 3px #2563eb26}input::placeholder{color:var(--text-muted)}.app-layout{display:flex;min-height:100vh}.main-content{flex:1;margin-left:var(--sidebar-width);padding:32px;transition:margin-left var(--transition-base);min-height:100vh;background:var(--bg-primary)}.sidebar{position:fixed;left:0;top:0;bottom:0;width:var(--sidebar-width);background:var(--bg-secondary);border-right:1px solid var(--border-color);display:flex;flex-direction:column;z-index:100;transition:width var(--transition-base)}.sidebar-header{padding:24px 20px;border-bottom:1px solid var(--border-color);display:flex;align-items:center;gap:12px}.sidebar-logo{width:40px;height:40px;border-radius:var(--radius-md);background:linear-gradient(135deg,var(--primary),var(--accent));display:flex;align-items:center;justify-content:center;font-weight:800;font-size:18px;color:#fff;flex-shrink:0}.sidebar-brand{display:flex;flex-direction:column}.sidebar-brand h1{font-size:20px;font-weight:700;letter-spacing:-.5px;background:linear-gradient(135deg,var(--primary-light),var(--accent));-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent}.sidebar-brand span{font-size:11px;color:var(--text-muted);text-transform:uppercase;letter-spacing:1px}.sidebar-nav{flex:1;padding:16px 12px;overflow-y:auto}.sidebar-section{margin-bottom:24px}.sidebar-section-title{font-size:11px;font-weight:600;color:var(--text-muted);text-transform:uppercase;letter-spacing:1.5px;padding:0 12px;margin-bottom:8px}.sidebar-link{display:flex;align-items:center;gap:12px;padding:10px 12px;border-radius:var(--radius-md);color:var(--text-secondary);font-size:14px;font-weight:500;transition:all var(--transition-fast);margin-bottom:2px}.sidebar-link:hover{background:var(--bg-hover);color:var(--text-primary)}.sidebar-link.active{background:var(--primary-bg);color:var(--primary-light)}.sidebar-link.active .sidebar-icon{color:var(--primary)}.sidebar-icon{font-size:18px;width:24px;text-align:center;flex-shrink:0}.sidebar-footer{padding:16px 12px;border-top:1px solid var(--border-color)}.sidebar-user{display:flex;align-items:center;gap:10px;padding:8px 12px;border-radius:var(--radius-md)}.sidebar-avatar{width:36px;height:36px;border-radius:var(--radius-full);background:linear-gradient(135deg,var(--primary),var(--accent));display:flex;align-items:center;justify-content:center;font-weight:600;font-size:14px;color:#fff;flex-shrink:0}.sidebar-user-info{flex:1;min-width:0}.sidebar-user-name{font-size:13px;font-weight:600;color:var(--text-primary);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.sidebar-user-role{font-size:11px;color:var(--text-muted)}.page-header{margin-bottom:32px}.page-header h1{font-size:28px;font-weight:700;letter-spacing:-.5px;margin-bottom:4px}.page-header p{font-size:14px;color:var(--text-secondary)}.page-header-actions{display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:16px}.card{background:var(--bg-card);border:1px solid var(--border-color);border-radius:var(--radius-lg);padding:24px;transition:all var(--transition-fast)}.card:hover{border-color:var(--border-hover)}.card-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:20px}.card-title{font-size:16px;font-weight:600}.stats-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:20px;margin-bottom:32px}.stat-card{background:var(--bg-card);border:1px solid var(--border-color);border-radius:var(--radius-lg);padding:24px;display:flex;align-items:flex-start;gap:16px;transition:all var(--transition-base);position:relative;overflow:hidden}.stat-card:before{content:"";position:absolute;top:0;left:0;right:0;height:3px;background:linear-gradient(90deg,var(--primary),var(--accent));opacity:0;transition:opacity var(--transition-base)}.stat-card:hover{border-color:var(--border-hover);box-shadow:var(--shadow-md);transform:translateY(-2px)}.stat-card:hover:before{opacity:1}.stat-icon{width:48px;height:48px;border-radius:var(--radius-md);display:flex;align-items:center;justify-content:center;font-size:22px;flex-shrink:0}.stat-icon.purple{background:var(--primary-bg);color:var(--primary)}.stat-icon.teal{background:#00cec91a;color:var(--accent)}.stat-icon.green{background:var(--success-bg);color:var(--success)}.stat-icon.orange{background:var(--warning-bg);color:var(--warning)}.stat-info h3{font-size:28px;font-weight:700;letter-spacing:-1px;line-height:1.2}.stat-info p{font-size:13px;color:var(--text-secondary);margin-top:2px}.stat-change{font-size:12px;font-weight:600;margin-top:4px;display:inline-flex;align-items:center;gap:4px;padding:2px 8px;border-radius:var(--radius-full)}.stat-change.positive{background:var(--success-bg);color:var(--success)}.stat-change.negative{background:var(--danger-bg);color:var(--danger)}.table-container{overflow-x:auto;border-radius:var(--radius-lg);border:1px solid var(--border-color)}.data-table{width:100%;border-collapse:collapse}.data-table th{text-align:left;padding:14px 20px;font-size:12px;font-weight:600;color:var(--text-muted);text-transform:uppercase;letter-spacing:.5px;background:var(--bg-secondary);border-bottom:1px solid var(--border-color);white-space:nowrap}.data-table td{padding:14px 20px;font-size:14px;border-bottom:1px solid var(--border-color);vertical-align:middle}.data-table tr:last-child td{border-bottom:none}.data-table tr:hover td{background:var(--bg-hover)}.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:10px 20px;border-radius:var(--radius-md);font-weight:600;font-size:14px;transition:all var(--transition-fast);white-space:nowrap;cursor:pointer;border:1px solid transparent}.btn-primary{background:linear-gradient(135deg,var(--primary),var(--primary-dark));color:#fff;box-shadow:0 4px 12px #2563eb4d}.btn-primary:hover{transform:translateY(-1px);box-shadow:0 6px 20px #2563eb66}.btn-secondary{background:var(--bg-tertiary);color:var(--text-primary);border-color:var(--border-color)}.btn-secondary:hover{background:var(--bg-hover);border-color:var(--border-hover)}.btn-danger{background:var(--danger);color:#fff}.btn-danger:hover{background:#ff5252}.btn-ghost{color:var(--text-secondary);padding:8px 12px}.btn-ghost:hover{background:var(--bg-hover);color:var(--text-primary)}.btn-sm{padding:6px 12px;font-size:12px}.btn-icon{width:40px;height:40px;padding:0;border-radius:var(--radius-md);display:flex;align-items:center;justify-content:center}.badge{display:inline-flex;align-items:center;padding:4px 10px;border-radius:var(--radius-full);font-size:12px;font-weight:600;letter-spacing:.3px}.badge-success{background:var(--success-bg);color:var(--success)}.badge-warning{background:var(--warning-bg);color:var(--warning)}.badge-danger{background:var(--danger-bg);color:var(--danger)}.badge-info{background:var(--info-bg);color:var(--info)}.badge-purple{background:var(--primary-bg);color:var(--primary-light)}.form-group{margin-bottom:20px}.form-label{display:block;font-size:13px;font-weight:600;color:var(--text-secondary);margin-bottom:6px}.form-row{display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:20px}.modal-overlay{position:fixed;top:0;right:0;bottom:0;left:0;background:#0009;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);display:flex;align-items:center;justify-content:center;z-index:999;animation:fadeIn .2s ease}.modal{background:var(--bg-card);border:1px solid var(--border-color);border-radius:var(--radius-xl);width:90%;max-width:560px;max-height:90vh;overflow-y:auto;padding:32px;box-shadow:var(--shadow-lg);animation:slideUp .3s ease}.modal-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:24px}.modal-title{font-size:20px;font-weight:700}.modal-close{width:36px;height:36px;border-radius:var(--radius-full);display:flex;align-items:center;justify-content:center;color:var(--text-muted);transition:all var(--transition-fast);font-size:18px}.modal-close:hover{background:var(--bg-hover);color:var(--text-primary)}.modal-actions{display:flex;justify-content:flex-end;gap:12px;margin-top:28px;padding-top:20px;border-top:1px solid var(--border-color)}.search-box{position:relative}.search-box input{padding-left:40px}.search-box .search-icon{position:absolute;left:14px;top:50%;transform:translateY(-50%);color:var(--text-muted);font-size:16px;pointer-events:none}.empty-state{text-align:center;padding:60px 20px;color:var(--text-muted)}.empty-state-icon{font-size:48px;margin-bottom:16px;opacity:.5}.empty-state h3{font-size:18px;font-weight:600;color:var(--text-secondary);margin-bottom:8px}.empty-state p{font-size:14px;max-width:400px;margin:0 auto}@keyframes fadeIn{0%{opacity:0}to{opacity:1}}@keyframes slideUp{0%{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}@keyframes pulse{0%,to{opacity:1}50%{opacity:.5}}::-webkit-scrollbar{width:6px;height:6px}::-webkit-scrollbar-track{background:transparent}::-webkit-scrollbar-thumb{background:var(--bg-tertiary);border-radius:3px}::-webkit-scrollbar-thumb:hover{background:var(--text-muted)}.spinner{width:40px;height:40px;border:3px solid var(--border-color);border-top-color:var(--primary);border-radius:50%;animation:spin .8s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}.loading-container{display:flex;flex-direction:column;align-items:center;justify-content:center;padding:60px;gap:16px;color:var(--text-muted)}.toggle{position:relative;width:44px;height:24px;cursor:pointer}.toggle input{display:none}.toggle-slider{position:absolute;top:0;right:0;bottom:0;left:0;background:var(--bg-tertiary);border-radius:var(--radius-full);transition:background var(--transition-fast)}.toggle-slider:before{content:"";position:absolute;width:18px;height:18px;left:3px;top:3px;background:#fff;border-radius:50%;transition:transform var(--transition-fast)}.toggle input:checked+.toggle-slider{background:var(--primary)}.toggle input:checked+.toggle-slider:before{transform:translate(20px)}@media (max-width: 768px){.main-content{margin-left:0;padding:16px}.sidebar{transform:translate(-100%)}.sidebar.open{transform:translate(0)}.stats-grid,.form-row{grid-template-columns:1fr}}.product-image{width:48px;height:48px;border-radius:var(--radius-md);object-fit:cover;background:var(--bg-tertiary)}.product-image-placeholder{width:48px;height:48px;border-radius:var(--radius-md);background:var(--bg-tertiary);display:flex;align-items:center;justify-content:center;font-size:20px;color:var(--text-muted)}.toast-container{position:fixed;top:24px;right:24px;z-index:9999;display:flex;flex-direction:column;gap:8px}.toast{padding:14px 20px;border-radius:var(--radius-md);font-size:14px;font-weight:500;box-shadow:var(--shadow-lg);animation:slideIn .3s ease,fadeOut .3s ease 2.7s forwards;min-width:300px;display:flex;align-items:center;gap:10px}.toast-success{background:var(--success);color:#fff}.toast-error{background:var(--danger);color:#fff}@keyframes slideIn{0%{opacity:0;transform:translate(50px)}to{opacity:1;transform:translate(0)}}@keyframes fadeOut{to{opacity:0;transform:translate(50px)}}.row-expanded td{background:var(--bg-hover)!important}.order-detail-row td{background:var(--bg-secondary)!important}.order-products-detail{padding:16px 24px 16px 52px;display:flex;gap:24px}.order-products-grid{flex:1;display:flex;flex-direction:column;gap:6px}.order-product-item{display:flex;align-items:center;gap:12px;padding:8px 12px;background:var(--bg-card);border:1px solid var(--border-color);border-radius:var(--radius-md)}.order-product-qty{width:32px;height:32px;background:var(--primary-bg);color:var(--primary-light);border-radius:var(--radius-sm);display:flex;align-items:center;justify-content:center;font-weight:700;font-size:13px;flex-shrink:0}.order-product-info{flex:1;min-width:0}.order-product-name{font-size:14px;font-weight:600;color:var(--text-primary);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.order-product-price{font-size:12px;color:var(--text-muted)}.order-product-subtotal{font-size:14px;font-weight:700;color:var(--accent);white-space:nowrap}.order-products-summary{min-width:180px;padding:12px 16px;background:var(--bg-card);border:1px solid var(--border-color);border-radius:var(--radius-md);display:flex;flex-direction:column;gap:6px;align-self:flex-start}.order-summary-row{display:flex;justify-content:space-between;font-size:13px;color:var(--text-secondary)}.order-summary-total{padding-top:8px;margin-top:4px;border-top:1px solid var(--border-color);font-size:15px;font-weight:700;color:var(--text-primary)}@media (max-width: 768px){.order-products-detail{flex-direction:column;padding:12px 16px}.order-products-summary{min-width:unset}}