:root{--bg-color:#f8f9fa;--surface-color:#fff;--text-main:#1a1c1e;--text-secondary:#717a8b;--border-color:#e2e8f0;--success:#10b981;--warning:#f59e0b;--danger:#ef4444;--info:#3b82f6}*{box-sizing:border-box;margin:0;padding:0;font-family:-apple-system,BlinkMacSystemFont,Inter,Segoe UI,Roboto,Helvetica,Arial,sans-serif}body{background-color:var(--bg-color);color:var(--text-main);line-height:1.5}a{color:inherit;text-decoration:none}button{cursor:pointer;background:0 0;border:none;font-family:inherit}.dashboard-layout{flex-direction:column;min-height:100vh;display:flex}.dashboard-header{background-color:var(--surface-color);border-bottom:1px solid var(--border-color);justify-content:space-between;align-items:center;height:70px;padding:0 40px;display:flex}.header-left{align-items:center;width:250px;display:flex}.brand-logo{letter-spacing:1px;font-size:24px;font-weight:800}.nav-links{flex:1;justify-content:center;gap:5px;display:flex}.nav-link{color:var(--text-secondary);border-radius:20px;align-items:center;gap:8px;padding:8px 16px;font-size:14px;font-weight:600;transition:all .2s;display:flex}.nav-link:hover{color:var(--text-main);background-color:#f1f5f9}.nav-link.active{color:var(--surface-color);background-color:var(--text-main)}.header-right{flex-shrink:0;justify-content:flex-end;align-items:center;gap:12px;display:flex}.user-profile{align-items:center;gap:10px;font-size:14px;font-weight:500;display:flex}.user-avatar{background-color:var(--text-secondary);border-radius:50%;width:32px;height:32px}.btn-logout{border:1px solid var(--border-color);color:var(--text-secondary);border-radius:6px;padding:6px 12px;font-size:13px;font-weight:500}.page-container{width:100%;max-width:1400px;margin:0 auto;padding:40px}.page-header{justify-content:space-between;align-items:center;margin-bottom:24px;display:flex}.page-title{font-size:28px;font-weight:700}.page-actions{gap:12px;display:flex}.btn-secondary{background-color:var(--surface-color);border:1px solid var(--border-color);color:var(--text-main);border-radius:20px;padding:10px 16px;font-size:14px;font-weight:600;box-shadow:0 1px 2px #0000000d}.btn-primary{background-color:var(--text-main);color:var(--surface-color);border-radius:20px;padding:10px 16px;font-size:14px;font-weight:600;box-shadow:0 1px 2px #0000001a}.table-card{background-color:var(--surface-color);border-radius:12px;padding:24px;box-shadow:0 4px 6px -1px #0000000d,0 2px 4px -2px #00000006}.table-toolbar{justify-content:space-between;align-items:center;margin-bottom:20px;display:flex}.search-input{border:1px solid var(--border-color);border-radius:8px;width:300px;padding:10px 16px;font-size:14px}.data-table{border-collapse:collapse;text-align:left;width:100%}.data-table th{color:var(--text-secondary);border-bottom:1px solid var(--border-color);padding:16px 8px;font-size:13px;font-weight:500}.data-table td{border-bottom:1px solid var(--border-color);vertical-align:middle;padding:16px 8px;font-size:14px}.product-info-cell{align-items:center;gap:12px;display:flex}.product-image{object-fit:cover;background-color:#f1f5f9;border-radius:6px;width:40px;height:40px}.product-name{font-weight:600}.product-id{color:var(--text-secondary);margin-top:2px;font-size:12px}.badge{align-items:center;gap:6px;font-size:13px;font-weight:600;display:inline-flex}.badge.success{color:var(--success)}.badge.warning{color:var(--warning)}.badge.danger{color:var(--danger)}.badge-icon{color:#fff;background-color:currentColor;border-radius:50%;justify-content:center;align-items:center;width:16px;height:16px;font-size:10px;display:inline-flex}.actions-cell{gap:8px;display:flex}.action-btn{border-radius:4px;justify-content:center;align-items:center;width:28px;height:28px;display:flex}.action-btn.view{color:var(--success);background-color:#10b9811a}.action-btn.edit{color:var(--info);background-color:#3b82f61a}.action-btn.delete{color:var(--danger);background-color:#ef44441a}.action-btn.history{color:#8b5cf6;background-color:#8b5cf61a}.form-card{background:#fff;border-radius:16px;max-width:800px;margin:0 auto;padding:32px;box-shadow:0 4px 6px -1px #0000000d,0 2px 4px -2px #00000006}.form-group{margin-bottom:24px}.form-label{color:var(--text-main);margin-bottom:8px;font-size:13px;font-weight:600;display:block}.form-input,.form-textarea,.form-select{border:1px solid var(--border-color);width:100%;color:var(--text-main);background-color:#fafafa;border-radius:8px;padding:12px 16px;font-size:14px;transition:border-color .2s}.form-input:focus,.form-textarea:focus,.form-select:focus{border-color:var(--text-main);background-color:#fff;outline:none}.form-textarea{resize:vertical;min-height:100px}.form-row{gap:20px;margin-bottom:24px;display:flex}.form-row>*{flex:1}.upload-area{border:2px dashed var(--border-color);text-align:center;color:var(--text-secondary);cursor:pointer;background-color:#fafafa;border-radius:12px;margin-bottom:30px;padding:40px;transition:all .2s}.upload-area:hover{border-color:var(--text-main);background-color:#f1f5f9}.color-circles{flex-wrap:wrap;gap:12px;margin-top:10px;display:flex}.color-circle{cursor:pointer;color:#fff;border-radius:8px;justify-content:center;align-items:center;width:44px;height:44px;transition:transform .2s;display:inline-flex}.color-circle:hover{transform:scale(1.05)}.color-circle.selected{outline:2px solid var(--text-main);outline-offset:3px}.btn-black-large{color:#fff;background-color:#0f172a;border-radius:30px;width:100%;margin-top:10px;padding:16px;font-size:15px;font-weight:600;transition:background-color .2s;box-shadow:0 4px 10px #00000026}.btn-black-large:hover{background-color:#000}.modal-overlay{z-index:50;-webkit-backdrop-filter:blur(2px);backdrop-filter:blur(2px);background-color:#0006;justify-content:center;align-items:center;display:flex;position:fixed;inset:0}.modal-content{background-color:#fff;border-radius:12px;flex-direction:column;width:100%;max-width:550px;display:flex;box-shadow:0 20px 25px -5px #0000001a,0 10px 10px -5px #0000000a}.modal-header{border-bottom:1px solid var(--border-color);justify-content:space-between;align-items:center;padding:20px 24px;display:flex}.modal-title{font-size:18px;font-weight:600}.modal-close{color:var(--text-secondary);transition:color .2s}.modal-close:hover{color:var(--text-main)}.modal-body{max-height:60vh;padding:24px;overflow-y:auto}.modal-footer{border-top:1px solid var(--border-color);justify-content:flex-end;gap:12px;padding:16px 24px;display:flex}.category-list-item{border-bottom:1px solid var(--border-color);align-items:center;gap:16px;padding:16px 0;display:flex}.category-list-item:last-child{border-bottom:none}@keyframes spin{0%{transform:rotate(0)}to{transform:rotate(360deg)}}@keyframes pulse{0%,to{opacity:1}50%{opacity:.4}}@media (max-width:768px){.pos-layout{position:relative;flex-direction:column!important}.pos-products-panel{overflow-y:auto;width:100%!important;padding-bottom:76px!important}.pos-products-grid{grid-template-columns:repeat(2,1fr)!important;gap:10px!important;padding:10px!important}.pos-product-img{height:80px!important}.pos-cart-panel{z-index:100;transform:translateY(var(--cart-translate,100%));background:#fff;transition:transform .32s cubic-bezier(.32,.72,0,1);overflow-y:auto;border-top:2px solid #e2e8f0!important;border-left:none!important;border-radius:20px 20px 0 0!important;width:100%!important;max-height:80vh!important;position:fixed!important;bottom:0!important;left:0!important;right:0!important;box-shadow:0 -8px 40px #00000026!important}.pos-cart-toggle-bar{display:flex!important}}@media (min-width:769px){.pos-cart-toggle-bar{display:none!important}.pos-cart-panel{transform:none!important}}.pos-cart-toggle-bar{z-index:99;color:#fff;cursor:pointer;background:linear-gradient(135deg,#2563eb,#1d4ed8);border:none;justify-content:space-between;align-items:center;padding:14px 20px;font-family:inherit;font-size:15px;font-weight:800;display:none;position:fixed;bottom:0;left:0;right:0;box-shadow:0 -4px 20px #2563eb59}.pos-cart-toggle-bar .cart-badge{background:#ffffff40;border-radius:99px;padding:3px 10px;font-size:13px}.pos-cart-drag-handle{background:#e2e8f0;border-radius:99px;width:36px;height:4px;margin:10px auto 0}@media (max-width:768px){.dashboard-header{z-index:50;position:sticky;top:0;height:56px!important;padding:0 16px!important}.nav-links,.header-right>div:first-child{display:none!important}.brand-logo img{height:24px!important}.header-left{width:auto!important}.header-right{gap:8px!important;width:auto!important}.pos-page-wrapper{height:calc(100vh - 56px)!important}}.mobile-bottom-nav{z-index:50;padding:6px 0 env(safe-area-inset-bottom,6px);background:#fff;border-top:1px solid #e2e8f0;display:none;position:fixed;bottom:0;left:0;right:0}@media (max-width:768px){.mobile-bottom-nav{display:flex!important}.dashboard-layout>.page-container{padding-bottom:70px}}.mobile-bottom-nav a{color:#9ca3af;flex-direction:column;flex:1;align-items:center;gap:3px;padding:6px 0;font-size:10px;font-weight:600;text-decoration:none;transition:color .15s;display:flex}.mobile-bottom-nav a.active,.mobile-bottom-nav a:hover{color:#2563eb}