:root{--bg:#f8f8fa;--bg-white:#fff;--bg-hover:#f0f0f3;--border:#e2e2e6;--text:#1a1a1a;--text-dim:#6b6b78;--text-muted:#a0a0a5;--accent:#8c52ff;--accent-hover:#7b3ff5;--accent-dim:#8c52ff14;--green:#16a34a;--green-dim:#16a34a14;--red:#dc2626;--red-dim:#dc262614;--blue:#2563eb;--orange:#ea580c;--radius:10px;--radius-sm:6px;--shadow:0 1px 3px #0000000f;--shadow-lg:0 4px 12px #00000014}[data-theme=dark],.register-dark{--bg:#0f0f14;--bg-white:#1a1a24;--bg-hover:#22222e;--border:#2a2a38;--text:#e8e8ec;--text-dim:#9898a8;--text-muted:#5a5a6e;--accent-dim:#8c52ff26;--green-dim:#16a34a26;--red-dim:#dc262626;--shadow:0 1px 3px #0003;--shadow-lg:0 4px 12px #0000004d}*{box-sizing:border-box;margin:0;padding:0}body{background:var(--bg);color:var(--text);-webkit-font-smoothing:antialiased;height:100vh;font-family:Inter,-apple-system,BlinkMacSystemFont,sans-serif;overflow:hidden}#root{height:100vh}.login-screen{background:var(--bg);justify-content:center;align-items:center;height:100vh;display:flex}.login-box{text-align:center;width:320px}.login-logo{letter-spacing:-1px;margin-bottom:4px;font-size:28px;font-weight:700}.login-logo span{color:var(--accent);letter-spacing:2px;text-transform:uppercase;font-size:14px;font-weight:500;display:block}.pin-display{justify-content:center;gap:12px;margin:32px 0 24px;display:flex}.pin-dot{background:var(--border);border-radius:50%;width:16px;height:16px;transition:all .15s}.pin-dot.filled{background:var(--accent)}.pin-pad{grid-template-columns:repeat(3,1fr);gap:10px;max-width:280px;margin:0 auto;display:grid}.pin-key{border:1px solid var(--border);border-radius:var(--radius);background:var(--bg-white);cursor:pointer;height:64px;color:var(--text);justify-content:center;align-items:center;font-family:inherit;font-size:24px;font-weight:600;transition:all .1s;display:flex}.pin-key:active{background:var(--accent);color:#fff;border-color:var(--accent)}.pin-key.clear{color:var(--text-dim);font-size:14px}.pin-error{color:var(--red);margin-top:16px;font-size:13px}.pos-layout{height:100vh;display:flex}.pos-products{border-right:1px solid var(--border);background:var(--bg);flex-direction:column;flex:1;display:flex}.pos-header{background:var(--bg-white);border-bottom:1px solid var(--border);align-items:center;gap:12px;padding:12px 16px;display:flex}.pos-header-logo{color:var(--accent);white-space:nowrap;font-size:16px;font-weight:700}.pos-search{border:1px solid var(--border);border-radius:var(--radius);background:var(--bg);color:var(--text);outline:none;flex:1;padding:10px 14px;font-family:inherit;font-size:14px}.pos-search:focus{border-color:var(--accent);box-shadow:0 0 0 3px #8c52ff1a}.pos-search::placeholder{color:var(--text-muted)}.pos-nav{gap:6px;display:flex}.pos-nav-btn{border:1px solid var(--border);border-radius:var(--radius-sm);background:var(--bg-white);cursor:pointer;color:var(--text-dim);white-space:nowrap;padding:8px 14px;font-family:inherit;font-size:12px}.pos-nav-btn:hover{border-color:var(--accent);color:var(--accent)}.pos-nav-btn.danger{color:var(--red);border-color:var(--red)}.pos-nav-btn.danger:hover{background:var(--red-dim)}.pos-categories{border-bottom:1px solid var(--border);background:var(--bg-white);gap:0;padding:0 16px;display:flex;overflow-x:auto}.cat-tab{color:var(--text-dim);cursor:pointer;white-space:nowrap;background:0 0;border:none;border-bottom:2px solid #0000;padding:10px 16px;font-family:inherit;font-size:13px;font-weight:500}.cat-tab:hover{color:var(--text)}.cat-tab.active{color:var(--accent);border-bottom-color:var(--accent)}.pos-product-grid{flex:1;grid-template-columns:repeat(auto-fill,minmax(140px,1fr));align-content:start;gap:10px;padding:12px;display:grid;overflow-y:auto}.product-tile{background:var(--bg-white);border:1px solid var(--border);border-radius:var(--radius);text-align:center;cursor:pointer;box-shadow:var(--shadow);padding:14px 10px;transition:all .1s}.product-tile:active{border-color:var(--accent);transform:scale(.97)}.product-tile-name{-webkit-line-clamp:2;-webkit-box-orient:vertical;margin-bottom:4px;font-size:13px;font-weight:500;line-height:1.3;display:-webkit-box;overflow:hidden}.product-tile-price{color:var(--accent);font-size:15px;font-weight:700}.product-tile-stock{color:var(--text-muted);margin-top:4px;font-size:11px}.product-tile-stock.low{color:var(--orange)}.product-tile-stock.out{color:var(--red)}.product-tile-img{aspect-ratio:1;object-fit:cover;border-radius:calc(var(--radius) - 2px);width:100%;margin-bottom:6px}.product-tile-placeholder{aspect-ratio:1;border-radius:calc(var(--radius) - 2px);background:var(--border);width:100%;color:var(--text-muted);justify-content:center;align-items:center;margin-bottom:6px;font-size:24px;font-weight:700;display:flex}.pos-cart{background:var(--bg-white);flex-direction:column;width:380px;display:flex}.cart-header{border-bottom:1px solid var(--border);justify-content:space-between;align-items:center;padding:12px 16px;display:flex}.cart-title{font-size:16px;font-weight:600}.cart-clear{color:var(--red);cursor:pointer;background:0 0;border:none;font-family:inherit;font-size:12px}.cart-customer{border-bottom:1px solid var(--border);background:var(--bg);align-items:center;gap:10px;padding:10px 16px;display:flex}.cart-customer-info{flex:1;min-width:0}.cart-customer-name{font-size:13px;font-weight:600}.cart-customer-detail{color:var(--text-dim);font-size:11px}.cart-customer-btn{border:1px solid var(--border);border-radius:var(--radius-sm);background:var(--bg-white);cursor:pointer;color:var(--accent);white-space:nowrap;padding:6px 12px;font-family:inherit;font-size:12px}.cart-customer-remove{color:var(--text-muted);cursor:pointer;background:0 0;border:none;padding:4px 8px;font-size:14px}.cart-items{flex:1;padding:0;overflow-y:auto}.cart-item{border-bottom:1px solid var(--border);align-items:center;gap:10px;padding:10px 16px;display:flex}.cart-item-info{flex:1;min-width:0}.cart-item-name{white-space:nowrap;text-overflow:ellipsis;font-size:13px;font-weight:500;overflow:hidden}.cart-item-price{color:var(--text-dim);font-size:12px}.cart-qty{border:1px solid var(--border);border-radius:var(--radius-sm);align-items:center;gap:0;display:flex;overflow:hidden}.cart-qty button{background:var(--bg);cursor:pointer;width:32px;height:32px;color:var(--text);border:none;justify-content:center;align-items:center;font-family:inherit;font-size:16px;display:flex}.cart-qty button:active{background:var(--accent-dim)}.cart-qty-val{text-align:center;width:32px;font-size:14px;font-weight:600}.cart-item-total{text-align:right;min-width:60px;font-size:14px;font-weight:600}.cart-item-remove{color:var(--text-muted);cursor:pointer;background:0 0;border:none;padding:4px;font-size:16px}.cart-item-remove:hover{color:var(--red)}.cart-empty{color:var(--text-muted);flex:1;justify-content:center;align-items:center;font-size:14px;display:flex}.cart-totals{border-top:1px solid var(--border);background:var(--bg);padding:12px 16px}.cart-total-row{color:var(--text-dim);justify-content:space-between;margin-bottom:6px;font-size:13px;display:flex}.cart-total-row.grand{color:var(--text);border-top:1px solid var(--border);margin-top:8px;padding-top:8px;font-size:18px;font-weight:700}.cart-total-row .discount{color:var(--green)}.cart-actions{gap:8px;padding:12px 16px;display:flex}.pay-btn{border-radius:var(--radius);cursor:pointer;border:none;flex:1;padding:16px;font-family:inherit;font-size:16px;font-weight:700;transition:all .1s}.pay-btn.card{background:var(--accent);color:#fff}.pay-btn.card:hover{background:var(--accent-hover)}.pay-btn.card:disabled{opacity:.5;cursor:not-allowed}.pay-btn.cash{background:var(--green);color:#fff}.pay-btn.cash:hover{opacity:.9}.modal-overlay{z-index:200;background:#0000004d;justify-content:center;align-items:center;display:flex;position:fixed;inset:0}.modal{background:var(--bg-white);box-shadow:var(--shadow-lg);border-radius:12px;min-width:400px;max-width:600px;max-height:80vh;padding:24px;overflow-y:auto}.modal-title{margin-bottom:16px;font-size:18px;font-weight:600}.modal-actions{justify-content:flex-end;gap:8px;margin-top:20px;display:flex}.customer-search-input{border:1px solid var(--border);border-radius:var(--radius);background:var(--bg);width:100%;color:var(--text);outline:none;margin-bottom:12px;padding:12px 14px;font-family:inherit;font-size:15px}.customer-search-input:focus{border-color:var(--accent)}.customer-result{border:1px solid var(--border);border-radius:var(--radius-sm);cursor:pointer;align-items:center;gap:12px;margin-bottom:8px;padding:12px;transition:all .1s;display:flex}.customer-result:hover{border-color:var(--accent);background:var(--accent-dim)}.customer-avatar{background:var(--accent-dim);width:40px;height:40px;color:var(--accent);border-radius:20px;flex-shrink:0;justify-content:center;align-items:center;font-size:14px;font-weight:700;display:flex}.customer-result-info{flex:1}.customer-result-name{font-size:14px;font-weight:600}.customer-result-email{color:var(--text-dim);font-size:12px}.customer-result-stats{text-align:right;font-size:12px}.customer-result-points{color:var(--accent);font-weight:600}.customer-result-tier{color:var(--text-dim);font-size:11px}.sale-complete{text-align:center;padding:20px}.sale-complete-check{background:var(--green-dim);width:64px;height:64px;color:var(--green);border-radius:32px;justify-content:center;align-items:center;margin:0 auto 16px;font-size:32px;display:flex}.sale-complete-total{margin-bottom:4px;font-size:32px;font-weight:700}.sale-complete-number{color:var(--text-dim);margin-bottom:16px;font-size:13px}.sale-complete-points{background:var(--accent-dim);border-radius:var(--radius-sm);color:var(--accent);margin-bottom:20px;padding:10px 16px;font-size:14px;font-weight:600;display:inline-block}.sale-complete-change{background:var(--green-dim);border-radius:var(--radius-sm);color:var(--green);margin-bottom:20px;padding:10px 16px;font-size:16px;font-weight:700}.cash-tendered-input{text-align:center;border:2px solid var(--border);border-radius:var(--radius);background:var(--bg);width:100%;color:var(--text);outline:none;margin-bottom:12px;padding:16px;font-family:inherit;font-size:28px;font-weight:700}.cash-tendered-input:focus{border-color:var(--accent)}.cash-quick-amounts{flex-wrap:wrap;gap:8px;margin-bottom:16px;display:flex}.cash-quick-btn{border:1px solid var(--border);border-radius:var(--radius-sm);background:var(--bg-white);cursor:pointer;min-width:70px;color:var(--text);flex:1;padding:12px;font-family:inherit;font-size:16px;font-weight:600}.cash-quick-btn:hover{border-color:var(--accent);color:var(--accent)}.redemption-item{border:1px solid var(--border);border-radius:var(--radius-sm);justify-content:space-between;align-items:center;margin-bottom:8px;padding:10px 12px;font-size:13px;display:flex}.redemption-item .code{color:var(--accent);font-family:SF Mono,monospace;font-size:12px}.redemption-apply-btn{background:var(--accent);color:#fff;cursor:pointer;border:none;border-radius:4px;padding:4px 10px;font-family:inherit;font-size:12px}.btn{border:1px solid var(--border);border-radius:var(--radius-sm);background:var(--bg-white);cursor:pointer;color:var(--text);padding:10px 18px;font-family:inherit;font-size:14px}.btn:hover{border-color:var(--accent)}.btn-primary{background:var(--accent);color:#fff;border-color:var(--accent)}.btn-primary:hover{background:var(--accent-hover)}.btn-danger{color:var(--red);border-color:var(--red)}.btn-sm{padding:6px 12px;font-size:12px}.reports-layout{flex-direction:column;height:100vh;display:flex}.reports-header{background:var(--bg-white);border-bottom:1px solid var(--border);justify-content:space-between;align-items:center;padding:16px 24px;display:flex}.reports-body{flex:1;padding:24px;overflow-y:auto}.stat-grid{grid-template-columns:repeat(4,1fr);gap:16px;margin-bottom:24px;display:grid}.stat-card{background:var(--bg-white);border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow);padding:16px}.stat-label{color:var(--text-dim);text-transform:uppercase;letter-spacing:.5px;font-size:12px}.stat-value{margin-top:4px;font-size:24px;font-weight:700}.stat-value.green{color:var(--green)}.stat-value.red{color:var(--red)}table{border-collapse:collapse;width:100%;font-size:13px}th{text-align:left;border-bottom:1px solid var(--border);color:var(--text-dim);text-transform:uppercase;letter-spacing:.5px;padding:8px 12px;font-size:11px;font-weight:500}td{border-bottom:1px solid var(--border);padding:8px 12px}tr:hover td{background:var(--bg)}.section-card{background:var(--bg-white);border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow);margin-bottom:16px;padding:16px}.section-title{margin-bottom:12px;font-size:14px;font-weight:600}.inv-grid{grid-template-columns:repeat(2,1fr);gap:16px;display:grid}.form-group{margin-bottom:14px}.form-group label{color:var(--text-dim);margin-bottom:4px;font-size:12px;display:block}.form-group input,.form-group select{border:1px solid var(--border);border-radius:var(--radius-sm);background:var(--bg);width:100%;color:var(--text);outline:none;padding:8px 12px;font-family:inherit;font-size:14px}.form-group input:focus,.form-group select:focus{border-color:var(--accent)}.badge{border-radius:4px;padding:2px 8px;font-size:11px;font-weight:600;display:inline-block}.badge-green{background:var(--green-dim);color:var(--green)}.badge-red{background:var(--red-dim);color:var(--red)}.badge-accent{background:var(--accent-dim);color:var(--accent)}.text-dim{color:var(--text-dim)}.text-sm{font-size:13px}.text-right{text-align:right}.mt-2{margin-top:8px}.mb-4{margin-bottom:16px}.flex{display:flex}.gap-2{gap:8px}.items-center{align-items:center}.justify-between{justify-content:space-between}.report-tabs{border-bottom:1px solid var(--border);background:var(--bg-white);gap:0;padding:0 24px;display:flex;overflow-x:auto}.report-tab{color:var(--text-dim);cursor:pointer;white-space:nowrap;background:0 0;border:none;border-bottom:2px solid #0000;padding:10px 16px;font-family:inherit;font-size:12px;font-weight:500}.report-tab:hover{color:var(--text)}.report-tab.active{color:var(--accent);border-bottom-color:var(--accent);font-weight:600}.report-date-input{border:1px solid var(--border);border-radius:var(--radius-sm);color:var(--text);background:var(--bg);padding:6px 10px;font-family:inherit;font-size:13px}.quick-keys-bar{border-bottom:1px solid var(--border);background:var(--bg-white);align-items:center;gap:8px;padding:8px 12px;display:flex}.quick-keys-grid{flex:1;gap:6px;display:flex;overflow-x:auto}.quick-key-tile{border:1px solid var(--border);border-radius:var(--radius-sm);background:var(--bg-white);cursor:pointer;text-align:left;white-space:nowrap;min-width:100px;padding:8px 12px;font-family:inherit;transition:all .1s}.quick-key-tile:active{border-color:var(--accent);transform:scale(.97)}.quick-key-name{font-size:12px;font-weight:500;line-height:1.2}.quick-key-price{color:var(--accent);margin-top:2px;font-size:13px;font-weight:700}.quick-keys-toggle{cursor:pointer;color:var(--text-muted);background:0 0;border:none;padding:4px;font-size:10px}.quick-keys-expand{border:none;border-bottom:1px solid var(--border);background:var(--bg-white);width:100%;color:var(--text-muted);cursor:pointer;padding:6px;font-family:inherit;font-size:11px;display:block}.quick-keys-expand:hover{color:var(--accent)}.cart-park-btn{color:var(--blue);border:1px solid var(--blue);border-radius:var(--radius-sm);cursor:pointer;background:0 0;padding:4px 10px;font-family:inherit;font-size:12px}.cart-park-btn:hover{background:#2563eb0f}.parked-sale-item{border:1px solid var(--border);border-radius:var(--radius-sm);align-items:center;gap:10px;margin-bottom:8px;padding:12px;display:flex}.pay-btn.split-btn{background:var(--blue);color:#fff;flex:.6}.pay-btn.split-btn:hover{opacity:.9}.pay-btn.split-btn:disabled{opacity:.5;cursor:not-allowed}.app-layout{height:100vh;display:flex;overflow:hidden}.icon-sidebar{background:#1a1a2e;flex-direction:column;flex-shrink:0;gap:2px;width:56px;padding:8px 0;transition:width .15s;display:flex;overflow:hidden}.icon-sidebar.expanded{width:180px}.icon-sidebar-top{align-items:center;gap:10px;min-height:36px;margin-bottom:12px;padding:0 10px;display:flex}.icon-sidebar-logo{background:var(--accent);color:#fff;border-radius:8px;flex-shrink:0;justify-content:center;align-items:center;width:36px;height:36px;font-size:18px;font-weight:800;display:flex}.icon-sidebar-brand{color:#fff;white-space:nowrap;flex:1;font-size:16px;font-weight:700}.icon-sidebar-toggle{color:#8888a0;cursor:pointer;background:#ffffff14;border:none;border-radius:6px;flex-shrink:0;justify-content:center;align-items:center;width:24px;height:24px;font-size:12px;display:flex}.icon-sidebar-toggle:hover{color:#ccc;background:#ffffff24}.icon-sidebar:not(.expanded) .icon-sidebar-top{flex-direction:column;justify-content:center;gap:6px;padding:0}.icon-sidebar-btn{cursor:pointer;color:#8888a0;white-space:nowrap;background:0 0;border:none;border-radius:8px;align-items:center;gap:10px;height:40px;padding:0 16px;transition:all .1s;display:flex;position:relative}.icon-sidebar:not(.expanded) .icon-sidebar-btn{justify-content:center;margin:0 6px;padding:0}.icon-sidebar-btn:hover{color:#ccc;background:#ffffff0f}.icon-sidebar-btn.active{color:#fff}.icon-sidebar-btn.active:before{content:"";background:var(--accent);border-radius:0 3px 3px 0;width:3px;position:absolute;top:6px;bottom:6px;left:0}.icon-sidebar-icon{text-align:center;flex-shrink:0;width:24px;font-size:20px}.icon-sidebar-label{font-family:inherit;font-size:13px;font-weight:500}.sub-sidebar{background:var(--bg-white);border-right:1px solid var(--border);flex-shrink:0;width:200px;padding:16px 0;overflow-y:auto}[data-theme=dark] .sub-sidebar{background:#13131c;border-color:#2a2a38}[data-theme=dark] .sub-sidebar-btn{color:#9898a8}[data-theme=dark] .sub-sidebar-btn:hover{color:#e8e8ec;background:#1a1a24}[data-theme=dark] .sub-sidebar-btn.active{color:var(--accent)}[data-theme=dark] .main-header{background:#13131c;border-color:#2a2a38}[data-theme=dark] .section-card,[data-theme=dark] .stat-card{background:#1a1a24;border-color:#2a2a38}[data-theme=dark] th{color:#7878a0;border-color:#2a2a38}[data-theme=dark] td{border-color:#22222e}[data-theme=dark] tr:hover td{background:#22222e}[data-theme=dark] .search-input{color:#e8e8ec;background:#1a1a24;border-color:#2a2a38}[data-theme=dark] .modal{background:#1a1a24}[data-theme=dark] .form-group input,[data-theme=dark] .form-group select{color:#e8e8ec;background:#0f0f14;border-color:#2a2a38}[data-theme=dark] .btn{color:#e8e8ec;background:#1a1a24;border-color:#2a2a38}[data-theme=dark] .btn:hover{border-color:var(--accent)}[data-theme=dark] .home-period-btn{color:#9898a8;background:#1a1a24;border-color:#2a2a38}[data-theme=dark] .home-period-btn.active{color:#0f0f14;background:#e8e8ec}[data-theme=dark] .home-sales-row,[data-theme=dark] .home-info-card,[data-theme=dark] .home-action-card{background:#1a1a24;border-color:#2a2a38}[data-theme=dark] .home-action-card:hover{border-color:var(--accent);color:var(--accent)}[data-theme=dark] .ai-chat-drawer{background:#1a1a24;border-color:#2a2a38}[data-theme=dark] .ai-chat-header{background:#13131c;border-color:#2a2a38}[data-theme=dark] .ai-chat-input-area{background:#1a1a24;border-color:#2a2a38}[data-theme=dark] .ai-chat-input{color:#e8e8ec;background:#0f0f14;border-color:#2a2a38}[data-theme=dark] .ai-chat-msg.assistant .ai-chat-msg-content{color:#e8e8ec;background:#22222e}[data-theme=dark] .ai-chat-suggestion{color:#e8e8ec;background:#22222e;border-color:#2a2a38}[data-theme=dark] .ai-chat-confirm{background:#13131c;border-color:#2a2a38}[data-theme=dark] .report-date-input{color:#e8e8ec;background:#1a1a24;border-color:#2a2a38}.sub-sidebar-btn{text-align:left;width:100%;color:var(--text-dim);cursor:pointer;background:0 0;border:none;border-left:3px solid #0000;padding:10px 20px;font-family:inherit;font-size:14px;transition:all .1s;display:block}.sub-sidebar-btn:hover{color:var(--text);background:var(--bg)}.sub-sidebar-btn.active{color:var(--accent);border-left-color:var(--accent);font-weight:600}.main-content{background:var(--bg);flex-direction:column;flex:1;display:flex;overflow:hidden}.main-header{background:var(--bg-white);border-bottom:1px solid var(--border);flex-shrink:0;justify-content:space-between;align-items:center;padding:14px 28px;display:flex}.main-header-title{font-size:16px;font-weight:700}.main-header-sub{color:var(--text-dim);font-weight:400}.main-header-right{align-items:center;gap:12px;font-size:13px;display:flex}.main-header-user{font-weight:600}.main-header-location{color:var(--text-dim)}.main-body{flex:1;padding:0;overflow-y:auto}.page-header{justify-content:space-between;align-items:flex-start;padding:24px 28px 16px;display:flex}.page-header h2{margin:0;font-size:24px;font-weight:700}.page-body{padding:0 28px 28px}.search-row{align-items:flex-end;gap:16px;margin-bottom:20px;display:flex}.search-label{color:var(--text);margin-bottom:6px;font-size:13px;font-weight:600;display:block}.search-input{border:1px solid var(--border);border-radius:var(--radius-sm);background:var(--bg-white);width:100%;color:var(--text);outline:none;padding:10px 14px;font-family:inherit;font-size:14px}.search-input:focus{border-color:var(--accent)}.customer-avatar-sm{background:var(--accent-dim);width:34px;height:34px;color:var(--accent);border-radius:17px;flex-shrink:0;justify-content:center;align-items:center;font-size:12px;font-weight:700;display:flex}.home-page{padding:28px}.home-header{justify-content:space-between;align-items:flex-start;margin-bottom:28px;display:flex}.home-greeting{margin:0;font-size:24px;font-weight:700;line-height:1.3}.home-period-tabs{border:1px solid 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