*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}:root{--primary: #4F46E5;--primary-dark: #4338CA;--primary-light: #EEF2FF;--primary-lighter: #E0E7FF;--secondary: #f59e0b;--secondary-dark: #d97706;--success: #16a34a;--success-light: #dcfce7;--danger: #dc2626;--danger-light: #fef2f2;--warning: #f59e0b;--warning-light: #fefce8;--info: #2563eb;--info-light: #eff6ff;--gray-50: #f9fafb;--gray-100: #f3f4f6;--gray-200: #e5e7eb;--gray-300: #d1d5db;--gray-400: #9ca3af;--gray-500: #6b7280;--gray-600: #4b5563;--gray-700: #374151;--gray-800: #1f2937;--gray-900: #111827;--bg: #f9fafb;--surface: #ffffff;--surface-2: #f3f4f6;--border: #e5e7eb;--border-strong: #d1d5db;--text-primary: #111827;--text-secondary: #6b7280;--text-muted: #9ca3af;--text-inverse: #ffffff;--sidebar-width: 260px;--sidebar-bg: #ffffff;--sidebar-text: #6b7280;--sidebar-text-hover: #111827;--sidebar-active-bg: var(--primary);--sidebar-active-text: #ffffff;--sidebar-section-color: #9ca3af;--sidebar-border: 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#4f46e54d}.btn-secondary{background:var(--surface);color:var(--text-primary);border-color:var(--border-strong)}.btn-secondary:hover:not(:disabled){background:var(--gray-50);border-color:var(--gray-400)}.btn-danger{background:var(--danger);color:#fff;border-color:var(--danger)}.btn-danger:hover:not(:disabled){background:#b91c1c}.btn-success{background:var(--success);color:#fff;border-color:var(--success)}.btn-success:hover:not(:disabled){background:#15803d}.btn-ghost{background:transparent;color:var(--text-secondary);border-color:transparent}.btn-ghost:hover:not(:disabled){background:var(--gray-100);color:var(--text-primary)}.btn-sm{padding:6px 12px;font-size:13px}.btn-lg{padding:12px 24px;font-size:15px}.btn-icon{padding:8px}.btn-icon.btn-sm{padding:6px}.form-group{display:flex;flex-direction:column;gap:6px}.form-label{font-size:13px;font-weight:500;color:var(--text-secondary)}.form-input,.form-select,.form-textarea{width:100%;padding:9px 12px;border:1px solid var(--border-strong);border-radius:var(--radius);font-size:14px;font-family:inherit;color:var(--text-primary);background:var(--surface);transition:border-color var(--transition),box-shadow var(--transition);outline:none}.form-input:focus,.form-select:focus,.form-textarea:focus{border-color:var(--primary);box-shadow:0 0 0 3px #4f46e514}.form-input::placeholder,.form-textarea::placeholder{color:var(--text-muted)}.form-textarea{resize:vertical;min-height:80px}.form-select{cursor:pointer;-webkit-appearance:none;-moz-appearance:none;appearance:none;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%236b7280' d='M6 8L1 3h10z'/%3E%3C/svg%3E");background-repeat:no-repeat;background-position:right 12px center;padding-right:36px}.form-error{font-size:12px;color:var(--danger)}.card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-lg);padding:24px}.card-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:16px;padding-bottom:16px;border-bottom:1px solid var(--border)}.card-title{font-size:15px;font-weight:600;color:var(--text-primary)}.badge{display:inline-flex;align-items:center;padding:3px 10px;border-radius:var(--radius-full);font-size:11px;font-weight:600;text-transform:uppercase;letter-spacing:.3px}.badge-primary{background:var(--primary-light);color:var(--primary-dark)}.badge-success{background:var(--success-light);color:#166534}.badge-danger{background:var(--danger-light);color:#991b1b}.badge-warning{background:var(--warning-light);color:#854d0e}.badge-info{background:var(--info-light);color:#1e40af}.badge-gray{background:var(--gray-100);color:var(--gray-600)}.table-wrapper{overflow-x:auto;border-radius:var(--radius-lg);border:1px solid var(--border)}table{width:100%;border-collapse:collapse;font-size:14px}thead 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8px}.sidebar-section:first-child .sidebar-section-title{padding-top:8px}.sidebar-nav-item{display:flex;align-items:center;gap:10px;padding:10px 14px;border-radius:var(--radius);color:var(--sidebar-text);font-size:14px;font-weight:500;cursor:pointer;transition:all var(--transition);text-decoration:none;margin-bottom:2px}.sidebar-nav-item:hover{background:var(--gray-100);color:var(--sidebar-text-hover);text-decoration:none}.sidebar-nav-item.active{background:var(--sidebar-active-bg);color:var(--sidebar-active-text);font-weight:600}.sidebar-nav-item.active:hover{background:var(--primary-dark)}.sidebar-nav-item.active .nav-icon{color:inherit}.nav-icon{font-size:18px;width:22px;text-align:center;flex-shrink:0}.sidebar-footer{padding:16px 12px;border-top:1px solid var(--border)}.sidebar-user{display:flex;align-items:center;gap:10px;padding:10px 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var(--transition);white-space:nowrap;font-family:inherit;margin-bottom:0}.tab-btn:hover{color:var(--text-primary);background:var(--gray-100)}.tab-btn.active{color:var(--primary);border-color:var(--primary);background:var(--primary-light);font-weight:600}.toggle{position:relative;display:inline-block;width:40px;height:22px}.toggle input{opacity:0;width:0;height:0}.toggle-slider{position:absolute;cursor:pointer;top:0;right:0;bottom:0;left:0;background:var(--gray-300);border-radius:22px;transition:var(--transition-md)}.toggle-slider:before{content:"";position:absolute;width:16px;height:16px;left:3px;top:3px;background:#fff;border-radius:50%;transition:var(--transition-md);box-shadow:var(--shadow-xs)}.toggle input:checked+.toggle-slider{background:var(--primary)}.toggle input:checked+.toggle-slider:before{transform:translate(18px)}.storefront-sticky-container{position:sticky;top:0;z-index:110;background:var(--surface);border-bottom:1px solid var(--border)}.storefront-header{padding:16px 24px;display:flex;align-items:center;justify-content:space-between;max-width:1200px;margin:0 auto}.storefront-filter-bar{border-top:1px solid var(--border);padding:12px 24px}.product-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:20px}.product-card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-lg);overflow:hidden;transition:box-shadow var(--transition-md),transform var(--transition-md)}.product-card:hover{box-shadow:var(--shadow-md);transform:translateY(-2px)}.product-card-img{width:100%;height:180px;object-fit:cover;background:var(--gray-100)}.product-card-body{padding:16px}.cart-overlay{position:fixed;top:0;right:0;bottom:0;left:0;background:#0006;z-index:200;animation:fadeIn .15s ease}.cart-sidebar{position:fixed;top:0;right:0;width:380px;max-width:100vw;height:100vh;background:var(--surface);box-shadow:var(--shadow-lg);display:flex;flex-direction:column;z-index:201;animation:slideInRight .2s ease}.cart-header{padding:20px 24px;border-bottom:1px solid var(--border);display:flex;align-items:center;justify-content:space-between}.cart-items{flex:1;overflow-y:auto;padding:16px 24px}.cart-footer{padding:16px 24px;border-top:1px solid var(--border);background:var(--surface)}@keyframes fadeIn{0%{opacity:0}to{opacity:1}}@keyframes fadeOut{0%{opacity:1}to{opacity:0}}@keyframes slideUp{0%{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}@keyframes slideUpCenter{0%{opacity:0;transform:translate(-50%,20px)}to{opacity:1;transform:translate(-50%)}}@keyframes slideInRight{0%{opacity:0;transform:translate(100%)}to{opacity:1;transform:translate(0)}}@keyframes slideOutRight{0%{transform:translate(0)}to{transform:translate(100%)}}.fade-out{animation:fadeOut .15s ease forwards!important}.slide-out-right{animation:slideOutRight .2s ease forwards!important}@keyframes 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*{visibility:hidden}#receipt-print,#receipt-print *{visibility:visible}#receipt-print{position:absolute;left:0;top:0;width:80mm;font-family:monospace;font-size:12px}}@media (min-width: 769px){.md-hidden{display:none!important}}@media (max-width: 768px){.sidebar{transform:translate(-100%)}.sidebar.open{transform:translate(0)}.admin-main{margin-left:0}.admin-content{padding:16px}.content-topbar{padding:12px 16px 0}.product-grid{grid-template-columns:repeat(auto-fill,minmax(240px,1fr))}.search-filter-inner{padding:0!important}.cart-sidebar{width:100vw}.page-title{font-size:22px}}.pos-card-overlay{opacity:0;transition:opacity .2s ease}*:hover>div>.pos-card-overlay{opacity:1}