*{box-sizing:border-box}html,body{margin:0;min-height:100%;font-family:Inter,Segoe UI,Arial,sans-serif;color:#172033;background:#f4f6f9}button,input,select,textarea{font:inherit}button{cursor:pointer}.app-shell{display:flex;min-height:100vh}.sidebar{width:248px;background:#111827;color:#dbe3ef;display:flex;flex-direction:column;position:fixed;inset:0 auto 0 0;z-index:20}.brand{height:78px;padding:17px 18px;display:flex;gap:11px;align-items:center;border-bottom:1px solid #263044}.brand-mark{width:42px;height:42px;border-radius:11px;background:#fff;color:#111827;display:grid;place-items:center;font-weight:900}.brand strong{display:block;font-size:15px;letter-spacing:.8px}.brand span{display:block;font-size:9px;color:#8e9aad;letter-spacing:1.3px;margin-top:3px}.sidebar nav{padding:14px 10px;overflow:auto}.nav-item{width:100%;border:0;background:transparent;color:#aeb9ca;text-align:left;padding:11px 13px;border-radius:9px;margin:2px 0;display:flex;align-items:center;gap:12px;font-size:14px}.nav-item span{width:19px;text-align:center;font-size:16px}.nav-item:hover{background:#1c2535;color:#fff}.nav-item.active{background:#fff;color:#111827;font-weight:700}.sidebar-foot{margin-top:auto;padding:15px 17px;border-top:1px solid #263044;color:#718096;font-size:11px;line-height:1.7}.dot{display:inline-block;width:7px;height:7px;border-radius:50%;background:#35c759;margin-right:4px}.main{margin-left:248px;width:calc(100% - 248px);min-width:0}.topbar{height:78px;background:#fff;border-bottom:1px solid #e6e9ef;display:flex;align-items:center;padding:0 28px;position:sticky;top:0;z-index:10}.menu{display:none;border:0;background:none;font-size:23px;margin-right:12px}.crumb strong{display:block;font-size:20px}.crumb span{font-size:12px;color:#8a94a6}.top-actions{margin-left:auto;display:flex;align-items:center;gap:12px}.icon-btn{width:38px;height:38px;border:1px solid #e2e6ed;background:#fff;border-radius:9px;color:#536071;font-size:20px}.user-chip{display:flex;gap:9px;align-items:center;padding-left:10px}.avatar{width:35px;height:35px;border-radius:50%;display:grid;place-items:center;background:#111827;color:#fff;font-size:11px;font-weight:800}.user-chip strong{display:block;font-size:12px}.user-chip span{font-size:10px;color:#8993a3}.content{padding:26px;max-width:1500px;margin:auto}.page-head{display:flex;align-items:center;justify-content:space-between;gap:16px;margin-bottom:22px}.page-head h2{margin:0;font-size:22px}.page-head p{margin:4px 0 0;color:#8993a3;font-size:13px}.btn{border:0;border-radius:9px;padding:10px 15px;font-weight:700;font-size:13px}.btn-primary{background:#111827;color:#fff}.btn-primary:hover{background:#202b3d}.btn-light{background:#fff;border:1px solid #e0e5ec;color:#344054}.cards{display:grid;grid-template-columns:repeat(4,1fr);gap:15px}.card{background:#fff;border:1px solid #e6eaf0;border-radius:13px;padding:18px;box-shadow:0 2px 8px rgba(17,24,39,.025)}.stat-label{font-size:12px;color:#7b8697}.stat-value{font-size:24px;font-weight:800;margin:9px 0 3px;letter-spacing:-.5px}.stat-note{font-size:11px;color:#8b95a5}.dashboard-grid{display:grid;grid-template-columns:1.45fr 1fr;gap:16px;margin-top:16px}.panel{background:#fff;border:1px solid #e6eaf0;border-radius:13px;overflow:hidden}.panel-head{padding:16px 18px;border-bottom:1px solid #edf0f4;display:flex;justify-content:space-between;align-items:center}.panel-head strong{font-size:14px}.panel-body{padding:18px}.chart{height:220px;display:flex;align-items:end;gap:9px;padding:18px 6px 5px}.bar{flex:1;background:#d7dde7;border-radius:5px 5px 2px 2px;min-height:8px;position:relative}.bar b{position:absolute;bottom:-21px;left:50%;transform:translateX(-50%);font-size:10px;color:#9099a8;font-weight:500}.empty{padding:35px;text-align:center;color:#9aa3b2;font-size:13px}.toolbar{display:flex;gap:9px;align-items:center;margin-bottom:14px;flex-wrap:wrap}.search{flex:1;min-width:220px;position:relative}.search input{width:100%;padding:10px 12px;border:1px solid #dde2e9;border-radius:9px;outline:none;background:#fff}.search input:focus{border-color:#7a8495}.table-wrap{background:#fff;border:1px solid #e5e9ef;border-radius:12px;overflow:auto}.table{width:100%;border-collapse:collapse;min-width:760px}.table th{font-size:11px;color:#7e8899;text-transform:uppercase;letter-spacing:.4px;text-align:left;background:#fafbfc;padding:12px 14px;border-bottom:1px solid #e8ebf0}.table td{font-size:13px;padding:13px 14px;border-bottom:1px solid #eef1f4;color:#354052}.table tr:last-child td{border-bottom:0}.table tr:hover td{background:#fcfcfd}.code{font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-size:11px;background:#f3f5f8;padding:4px 6px;border-radius:5px}.money{font-weight:700;white-space:nowrap}.badge{display:inline-flex;padding:4px 8px;border-radius:999px;font-size:10px;font-weight:700;background:#edf1f5;color:#596579}.badge.low{background:#fff2e8;color:#b54708}.badge.ok{background:#edf8f0;color:#18794e}.actions{display:flex;gap:5px}.mini{border:1px solid #e0e4ea;background:#fff;border-radius:7px;padding:6px 8px;font-size:11px}.mini:hover{background:#f5f7fa}.modal-backdrop{display:none;position:fixed;inset:0;background:rgba(17,24,39,.46);z-index:50;padding:25px;align-items:center;justify-content:center}.modal-backdrop.show{display:flex}.modal{width:min(620px,100%);max-height:90vh;overflow:auto;background:#fff;border-radius:14px;box-shadow:0 25px 70px rgba(0,0,0,.2)}.modal-head{padding:18px 20px;border-bottom:1px solid #e8ebef;display:flex;justify-content:space-between}.modal-head strong{font-size:16px}.modal-close{border:0;background:none;font-size:23px;color:#7c8797}.form{padding:20px}.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:13px}.field label{display:block;font-size:11px;font-weight:700;color:#657184;margin-bottom:6px}.field input,.field select,.field textarea{width:100%;padding:10px 11px;border:1px solid #dfe4eb;border-radius:8px;outline:none;background:#fff}.field textarea{min-height:80px;resize:vertical}.field.full{grid-column:1/-1}.modal-foot{padding:15px 20px;border-top:1px solid #e8ebef;display:flex;justify-content:flex-end;gap:8px}.toast{position:fixed;right:22px;bottom:22px;background:#111827;color:#fff;padding:12px 15px;border-radius:9px;font-size:12px;opacity:0;transform:translateY(10px);pointer-events:none;transition:.2s;z-index:100}.toast.show{opacity:1;transform:none}.kpi-row{display:flex;justify-content:space-between;align-items:center}.muted{color:#8b95a5}.number{font-variant-numeric:tabular-nums}.two-col{display:grid;grid-template-columns:1fr 1fr;gap:16px}.notice{padding:12px 14px;border-radius:9px;background:#f7f8fa;color:#6f7a8c;font-size:12px}@media(max-width:1050px){.cards{grid-template-columns:repeat(2,1fr)}.dashboard-grid{grid-template-columns:1fr}}@media(max-width:760px){.sidebar{transform:translateX(-100%);transition:.2s}.sidebar.open{transform:none;box-shadow:12px 0 35px rgba(0,0,0,.18)}.main{margin-left:0;width:100%}.menu{display:block}.topbar{padding:0 15px}.content{padding:16px}.user-chip div:last-child{display:none}.cards{grid-template-columns:1fr 1fr}.two-col{grid-template-columns:1fr}.form-grid{grid-template-columns:1fr}.field.full{grid-column:auto}.page-head{align-items:flex-start;flex-direction:column}}@media(max-width:450px){.cards{grid-template-columns:1fr}.stat-value{font-size:22px}.topbar{height:68px}.crumb strong{font-size:17px}}/* SALES */
.head-actions{display:flex;gap:8px}.sales-layout{display:grid;grid-template-columns:minmax(0,1fr) 360px;gap:18px;align-items:start}.sales-main{min-width:0}.sale-product-search{margin-bottom:12px}.sale-product-search input{width:100%;padding:13px 14px;border:1px solid #dbe2ea;border-radius:10px;font-size:14px;box-sizing:border-box}.product-pick-list{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:8px}.product-pick{border:1px solid #e3e8ef;background:#fff;border-radius:10px;padding:12px;text-align:left;display:flex;justify-content:space-between;gap:12px;cursor:pointer;transition:.15s}.product-pick:hover{border-color:#111827;transform:translateY(-1px)}.product-pick.disabled{opacity:.5;cursor:not-allowed}.product-pick span:first-child{min-width:0}.product-pick strong{display:block;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.product-pick small{display:block;color:#8792a2;margin-top:4px}.pick-right{text-align:right;flex:none}.pick-right b{display:block}.stock-low{color:#b45309!important}.sale-cart-panel{margin-top:18px}.sale-table .qty{display:flex;align-items:center;gap:4px}.sale-table .qty button{width:28px;height:28px;border:1px solid #d7dee8;background:#f8fafc;border-radius:6px;cursor:pointer}.sale-table .qty input{width:42px;height:28px;border:1px solid #d7dee8;border-radius:6px;text-align:center}.sales-side{position:sticky;top:18px}.summary{margin:18px 0;border-top:1px solid #e5e7eb}.summary>div{display:grid;grid-template-columns:1fr 130px;align-items:center;gap:12px;padding:9px 0;border-bottom:1px solid #f0f2f5}.summary input{width:100%;box-sizing:border-box;padding:8px;border:1px solid #d7dee8;border-radius:7px;text-align:right}.summary .grand{font-size:17px;padding:13px 0}.summary .pay-input{font-weight:700}.debt-text{color:#b91c1c}.btn-block{width:100%;margin-top:8px}.btn:disabled{opacity:.45;cursor:not-allowed}.sale-empty{padding:42px 15px}.invoice-print{background:#fff}.invoice-title{text-align:center;font-size:22px;font-weight:800}
.invoice-store-info{text-align:center;color:#6b7280;font-size:13px;line-height:1.5;margin:3px 0 10px}.invoice-store-info span{display:inline}.invoice-sub{text-align:center;color:#6b7280;margin:4px 0 16px}.invoice-info{display:flex;gap:20px;flex-wrap:wrap;margin-bottom:15px}.invoice-total{width:320px;max-width:100%;margin:15px 0 0 auto}.invoice-total div{display:flex;justify-content:space-between;padding:6px 0}.invoice-total .grand{border-top:2px solid #111827;font-size:17px;padding-top:10px}.danger{color:#b91c1c!important}@media(max-width:1050px){.sales-layout{grid-template-columns:1fr}.sales-side{position:static}.product-pick-list{grid-template-columns:1fr 1fr}}@media(max-width:650px){.product-pick-list{grid-template-columns:1fr}.sales-layout{gap:10px}.sale-table th:nth-child(3),.sale-table td:nth-child(3){display:none}.invoice-info{display:block}.invoice-info span{display:block;margin-bottom:6px}}
/* INVOICE MODAL */
.modal.invoice-modal{width:min(900px,94vw);max-height:92vh;overflow:hidden}
.modal.invoice-modal .invoice-print{max-width:100%;overflow-x:hidden;padding:2px}
.modal.invoice-modal .table-wrap{overflow-x:auto}
.modal.invoice-modal .table{min-width:0;width:100%;table-layout:fixed}
.modal.invoice-modal .table th,.modal.invoice-modal .table td{padding:10px 12px;word-break:break-word}
.modal.invoice-modal .table th:nth-child(1),.modal.invoice-modal .table td:nth-child(1){width:42%}
.modal.invoice-modal .table th:nth-child(2),.modal.invoice-modal .table td:nth-child(2){width:14%;text-align:center}
.modal.invoice-modal .table th:nth-child(3),.modal.invoice-modal .table td:nth-child(3){width:22%;text-align:right}
.modal.invoice-modal .table th:nth-child(4),.modal.invoice-modal .table td:nth-child(4){width:22%;text-align:right}
@media(max-width:650px){.modal.invoice-modal{width:calc(100vw - 20px);max-height:94vh}.modal.invoice-modal .modal-head{padding:15px}.modal.invoice-modal .invoice-print{padding:0 2px}.modal.invoice-modal .table{font-size:12px}.modal.invoice-modal .table th,.modal.invoice-modal .table td{padding:8px 6px}.modal.invoice-modal .invoice-total{width:100%}}
/* SETTINGS */
.settings-layout{display:grid;grid-template-columns:250px minmax(0,1fr);gap:16px;align-items:start}.settings-nav{background:#fff;border:1px solid #e6eaf0;border-radius:13px;padding:8px;position:sticky;top:94px}.settings-nav-item{width:100%;border:0;background:transparent;color:#596579;text-align:left;padding:12px 11px;border-radius:9px;display:flex;align-items:center;gap:10px;font-size:13px;margin:2px 0}.settings-nav-item:hover{background:#f5f7fa;color:#172033}.settings-nav-item.active{background:#111827;color:#fff;font-weight:700}.settings-content{min-width:0}.settings-section{display:none;background:#fff;border:1px solid #e6eaf0;border-radius:13px;padding:22px}.settings-section.active{display:block}.settings-title{padding-bottom:17px;margin-bottom:18px;border-bottom:1px solid #edf0f4}.settings-title h3{margin:0;font-size:17px}.settings-title p{margin:5px 0 0;color:#8a94a6;font-size:12px}.settings-options{margin-top:18px;border-top:1px solid #edf0f4}.setting-toggle{display:flex;gap:12px;align-items:flex-start;padding:15px 2px;border-bottom:1px solid #f0f2f5;cursor:pointer}.setting-toggle input{width:18px;height:18px;margin-top:2px;accent-color:#111827}.setting-toggle b{display:block;font-size:13px}.setting-toggle small{display:block;color:#8a94a6;font-size:11px;margin-top:4px}.settings-placeholder{min-height:250px;border:1px dashed #d8dee8;border-radius:12px;background:#fafbfc;display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;padding:30px;gap:8px;color:#697487}.settings-placeholder .settings-icon{font-size:34px;margin-bottom:4px}.settings-placeholder strong{font-size:14px;color:#172033}.settings-placeholder span{font-size:12px}.settings-placeholder small{font-size:11px;color:#9aa3b2;max-width:600px}@media(max-width:850px){.settings-layout{grid-template-columns:1fr}.settings-nav{position:static;display:grid;grid-template-columns:1fr 1fr}.settings-nav-item{margin:1px}}@media(max-width:520px){.settings-nav{grid-template-columns:1fr}.settings-section{padding:16px}}

/* AUTH */
.login-screen{min-height:100vh;background:#f4f6f9;display:flex;align-items:center;justify-content:center;padding:24px}.login-card{width:min(420px,100%);background:#fff;border:1px solid #e4e8ee;border-radius:16px;box-shadow:0 20px 60px rgba(17,24,39,.12);padding:30px}.login-brand{text-align:center;margin-bottom:24px}.login-mark{width:48px;height:48px;margin:0 auto 10px;border-radius:12px;background:#111827;color:#fff;display:flex;align-items:center;justify-content:center;font-weight:800;font-size:18px}.login-brand strong{display:block;font-size:18px;letter-spacing:.5px}.login-brand span{display:block;color:#8b95a5;font-size:10px;letter-spacing:1.5px;margin-top:4px}.login-form h2{margin:0;font-size:22px}.login-form p{color:#8b95a5;font-size:13px;margin:6px 0 18px}.login-form .field{margin-bottom:14px}.login-btn{width:100%;margin-top:6px}.login-error{background:#fff1f1;color:#b42318;border:1px solid #ffd1d1;padding:10px 12px;border-radius:8px;font-size:12px;margin-bottom:14px}.logout-mini{margin-left:10px;border:0;background:transparent;color:#8b95a5;cursor:pointer;font-size:18px}.user-chip{display:flex;align-items:center}
.sale-customer-selected{display:flex;align-items:center;justify-content:space-between;gap:8px;padding:9px 10px;border:1px solid #dbe2ea;border-radius:8px;background:#f8fafc;margin-bottom:8px}.sale-customer-tools{display:grid;grid-template-columns:minmax(0,1fr) auto;gap:7px}.sale-customer-tools input{width:100%;box-sizing:border-box;padding:9px 10px;border:1px solid #d7dee8;border-radius:8px}.sale-customer-results{margin-top:6px;max-height:210px;overflow:auto}.sale-customer-result{display:flex;width:100%;justify-content:space-between;align-items:center;gap:10px;padding:9px 10px;border:1px solid #e5e7eb;border-radius:7px;background:#fff;text-align:left;cursor:pointer;margin-bottom:5px}.sale-customer-result:hover{background:#f3f6fa;border-color:#cbd5e1}.sale-customer-result span{color:#7b8794;font-size:12px}.sale-customer-empty{padding:10px;text-align:center;color:#8792a2;background:#f8fafc;border-radius:7px}@media(max-width:650px){.sale-customer-tools{grid-template-columns:1fr}.sale-customer-tools .btn{width:100%}}

/* USER PERMISSIONS */
.permissions-box{margin-top:6px;border:1px solid #e5e9ef;border-radius:12px;background:#fff;overflow:hidden}.permissions-head{padding:14px 15px;background:#fafbfc;border-bottom:1px solid #e9edf2;display:flex;justify-content:space-between;align-items:center;gap:12px}.permissions-head b{display:block;font-size:13px;color:#172033}.permissions-head small{display:block;color:#8a94a6;font-size:11px;margin-top:4px}.permission-group{padding:14px 15px;border-bottom:1px solid #eef1f4}.permission-group:last-of-type{border-bottom:0}.permission-group-title{font-size:12px;font-weight:800;color:#4b5565;margin-bottom:9px}.permission-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:7px}.permission-item{display:flex;align-items:flex-start;gap:9px;padding:9px 10px;border:1px solid #e5e9ef;border-radius:8px;background:#fff;cursor:pointer}.permission-item:hover{background:#f8fafc;border-color:#d6dde7}.permission-item input{width:17px;height:17px;margin:1px 0 0;accent-color:#111827;flex:none}.permission-item b{display:block;font-size:12px;color:#273244}.permission-item small{display:block;color:#98a1af;font-size:10px;margin-top:2px;font-family:ui-monospace,SFMono-Regular,Menlo,monospace}.permission-role-note{font-size:11px;color:#667085;background:#f7f8fa;border-radius:8px;padding:9px 11px;margin-bottom:10px}.permissions-box>.notice{margin:12px 15px 15px}.permission-item input:disabled+span{opacity:.65}@media(max-width:650px){.permission-grid{grid-template-columns:1fr}.permissions-head{align-items:flex-start}}

/* QUICK PRODUCT EDIT */
.quick-edit-hint{margin:-2px 0 10px;padding:9px 12px;border:1px solid #e4e9f0;border-radius:8px;background:#f8fafc;color:#667085;font-size:12px}.quick-edit-cell{cursor:pointer;position:relative;transition:background .12s}.quick-edit-cell:hover{background:#f7f9fc}.quick-edit-cell>span{display:inline-block;min-width:68px;padding:5px 7px;border:1px dashed transparent;border-radius:6px}.quick-edit-cell:hover>span{border-color:#cfd7e3;background:#fff}.quick-edit-input{width:100%;max-width:125px;box-sizing:border-box;padding:6px 7px;border:1px solid #111827;border-radius:6px;background:#fff;font:inherit;text-align:right;outline:none}.quick-edit-input:focus{box-shadow:0 0 0 2px rgba(17,24,39,.08)}

/* v1.8.8 - customer type & sale discount */
.sale-discount-control{display:flex;gap:6px;align-items:center}.sale-discount-control input{flex:1;min-width:0}.sale-discount-control select{width:92px}.sale-discount-hint{font-size:12px;color:#64748b;margin:-6px 0 8px;text-align:right}.customer-type-badge,.customer-type-mini{display:inline-flex;align-items:center;border-radius:999px;font-style:normal;font-weight:600;white-space:nowrap}.customer-type-badge{padding:4px 8px;font-size:11px}.customer-type-mini{padding:2px 6px;font-size:10px;margin-left:4px;vertical-align:middle}.customer-type-badge.retail,.customer-type-mini.retail{background:#eef2ff;color:#475569}.customer-type-badge.wholesale,.customer-type-mini.wholesale{background:#ecfdf5;color:#047857}.sale-customer-result strong{display:flex;align-items:center;gap:4px}

/* v1.8.9 - fix sale discount input size */
.summary .sale-discount-row{grid-template-columns:82px minmax(0,1fr);gap:10px;align-items:center}
.summary .sale-discount-control{display:grid;grid-template-columns:minmax(0,1fr) 104px;gap:7px;width:100%;min-width:0}
.summary .sale-discount-control input{width:100%;min-width:0;height:40px;padding:8px 10px;font-size:15px;text-align:right}
.summary .sale-discount-control select{width:100%;height:40px;padding:8px 8px;font-size:13px}
@media(max-width:380px){.summary .sale-discount-row{grid-template-columns:1fr}.summary .sale-discount-control{grid-template-columns:minmax(0,1fr) 100px}}


/* v1.8.14 - product sorting */
.product-sort{height:40px;padding:8px 10px;border:1px solid #dde2e9;border-radius:9px;background:#fff;color:#344054;min-width:120px;outline:none}
.product-sort:focus{border-color:#7a8495}
@media(max-width:650px){.product-sort{width:100%;min-width:0}.toolbar .product-sort{flex:1}}

/* v1.8.15 - invoice preview button must remain clickable */
.sale-preview-btn{display:block!important;width:100%;margin-top:8px;opacity:1!important;cursor:pointer!important;pointer-events:auto!important;color:#273244!important;background:#fff!important;border:1px solid #d7dee8!important;}
.sale-preview-btn:hover{border-color:#111827!important;background:#f8fafc!important;}

/* v1.8.20 - customizable interface */
:root{--sidebar-bg:#31B456;--sidebar-hover:#28A94E}
.sidebar{background:var(--sidebar-bg)!important}
.nav-item:hover{background:var(--sidebar-hover)!important}
.color-setting{display:grid;grid-template-columns:48px minmax(0,1fr);gap:8px;align-items:center}
.color-setting input[type=color]{width:48px;height:40px;padding:3px;border:1px solid #dfe4eb;border-radius:8px;background:#fff;cursor:pointer}

.quick-percent-cell{min-width:64px;text-align:center}.quick-percent-cell>span{min-width:42px;text-align:center}.quick-percent-input{max-width:78px;text-align:center}