:root{font-family:Inter,system-ui,-apple-system,Segoe UI,sans-serif;font-size:14px;--bg:#f7f8fa;--surface:#fff;--ink:#10141c;--soft:#626d7d;--muted:#eef0f4;--stroke:#e5e9f0;--blue:#1769ff;--bluehover:#0c55d9;--radius:14px;--shadow:0 4px 20px rgba(26,35,54,.035);color:var(--ink);background:var(--bg)}
*{box-sizing:border-box}body{margin:0;min-width:320px;background:var(--bg)}button,input,select,textarea{font:inherit}a{color:inherit;text-decoration:none}button{cursor:pointer}h1,h2,h3,h4{font-family:Inter,system-ui,sans-serif;letter-spacing:-.045em;margin:0}h1{font-size:clamp(24px,2vw,32px);font-weight:800}h2{font-size:16px;font-weight:800}h3{font-size:14px;font-weight:750}p{line-height:1.6}.muted{color:var(--soft)}small{font-size:11px}.eyebrow{font-size:10px;font-weight:800;letter-spacing:.16em;color:var(--soft);margin-bottom:7px}
.shell{display:flex;min-height:100vh}.sidebar{width:246px;flex:0 0 246px;background:#10141d;color:#f5f6fb;display:flex;flex-direction:column;position:fixed;left:0;top:0;bottom:0;z-index:20}.brand{display:flex;align-items:center;gap:10px;padding:27px 24px 22px;font-family:Manrope,sans-serif;font-size:17px;letter-spacing:-.04em}.brand-icon{background:#fff;color:#10141d;width:34px;height:34px;display:grid;place-content:center;border-radius:10px;font-weight:800;font-size:21px}.brand-icon span{color:var(--blue)}.brand small{display:block;color:#9ca6b5;font-size:9px;letter-spacing:.16em;font-weight:700}.workspace{display:flex;gap:9px;align-items:center;padding:12px 13px;border:1px solid #343c4b;border-radius:10px;margin:0 14px 17px}.work-icon{background:#252c3a;border-radius:8px;padding:9px;color:#8eb1ff}.workspace strong{display:block;font-size:12px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.workspace small{display:block;color:#9ba6b5;margin-top:3px}.truncate{min-width:0;flex:1}.sidebar nav{padding:0 9px 20px;overflow:auto;flex:1;scrollbar-width:thin}.navlink{display:flex;align-items:center;gap:11px;color:#a4acb9;min-height:41px;padding:10px 13px;border-radius:9px;font-size:12px;font-weight:600;transition:background .15s,color .15s}.navlink svg{width:17px;height:17px}.navlink:hover{color:white;background:#202b40}.navlink.active{color:white;background:#1769ff}.navico{display:grid;place-items:center}.sidebar-foot{font-size:11px;border-top:1px solid #2c3442;padding:19px;color:#b6bfcc;display:flex;align-items:center;gap:7px}.sidebar-foot small{margin-left:auto;color:#848d99}.status-dot,.pulse-dot{width:7px;height:7px;border-radius:50%;background:#41c59a;display:inline-block;flex:0 0 7px}.main-wrap{flex:1;min-width:0;margin-left:246px;display:flex;flex-direction:column}.topbar{height:70px;display:flex;align-items:center;justify-content:space-between;gap:20px;padding:0 32px;background:var(--surface);border-bottom:1px solid var(--stroke);position:sticky;top:0;z-index:10}.crumb{font-size:12px;font-weight:700}.crumb b{color:#bcc4d2;margin:0 8px}.top-actions{display:flex;align-items:center;gap:13px}.sync-indicator{color:var(--soft);font-size:11px;display:flex;align-items:center;gap:6px}.iconbutton{background:none;border:0;color:var(--ink);width:34px;height:34px;display:grid;place-items:center;border-radius:9px}.iconbutton:hover,.logout:hover{background:var(--muted);color:var(--blue)}.notif{position:relative}.notif #notifCount:not(:empty){position:absolute;top:-4px;right:-5px;background:#e53946;color:white;border-radius:10px;padding:0 4px;font-size:10px}.avatar{width:32px;height:32px;display:grid;place-items:center;background:#e8f0ff;border-radius:50%;font-weight:800;color:#1558c9}.logout{display:grid;place-items:center;padding:6px;border-radius:8px}.logout svg{width:19px}.mobile-menu{display:none}.content{padding:32px;max-width:1600px;width:100%;margin:0 auto;flex:1}.footer{text-align:center;padding:20px;color:#8993a1;font-size:11px}.pagehead{display:flex;align-items:center;justify-content:space-between;gap:22px;margin-bottom:26px}.pagehead h1{margin-bottom:4px}.pagehead p{margin:0;font-size:12px}.btn{background:var(--surface);border:1px solid var(--stroke);border-radius:9px;min-height:39px;padding:9px 14px;display:inline-flex;align-items:center;justify-content:center;gap:12px;color:var(--ink);font-weight:700;font-size:12px;white-space:nowrap;transition:background .13s,border-color .13s,transform .13s}.btn:hover{border-color:var(--blue);color:var(--blue)}.btn:active{transform:scale(.985)}.btn.primary{background:#151c29;color:#fff;border-color:#151c29}.btn.primary:hover{background:var(--blue);border-color:var(--blue);color:#fff}.btn:disabled{opacity:.45;cursor:not-allowed}.btn:disabled:hover{background:#151c29;border-color:#151c29}.btn.outline{background:var(--surface)}.btn span{font-size:16px}.metric-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:16px;margin-bottom:18px}.metric,.panel{background:var(--surface);border:1px solid var(--stroke);border-radius:var(--radius);box-shadow:var(--shadow)}.metric{padding:22px}.metric-label{font-size:12px;color:var(--soft);font-weight:600}.metric-value{font-family:Manrope,sans-serif;font-size:clamp(20px,2.2vw,30px);font-weight:800;letter-spacing:-.045em;margin:14px 0 5px;white-space:nowrap}.metric-sub{font-size:11px;color:var(--soft)}.panel{padding:23px;margin-bottom:18px;min-width:0}.panel h2{margin-bottom:16px}.panel h3{margin:18px 0 10px}.panel-head{display:flex;align-items:center;justify-content:space-between;gap:18px;margin-bottom:18px}.panel-head h2{margin:0}.panel-head a,.text-link{font-size:12px;color:var(--blue);font-weight:700}.panel-head a:hover,.text-link:hover{text-decoration:underline}.twocol{display:grid;grid-template-columns:1fr 1fr;gap:18px}.twocol.sideform{grid-template-columns:minmax(320px,.8fr) minmax(0,1.2fr)}.table-scroll{width:100%;overflow:auto;border-radius:8px}table{border-collapse:collapse;min-width:100%;width:100%;font-size:12px;text-align:left}td,th{padding:13px 12px;white-space:nowrap;border-bottom:1px solid var(--stroke)}th{color:var(--soft);font-size:10px;letter-spacing:.04em;font-weight:800;text-transform:uppercase;background:var(--surface)}tr:last-child td{border-bottom:0}tr:hover td{background:rgba(23,105,255,.025)}.pill{display:inline-flex;padding:4px 9px;border-radius:100px;background:var(--muted);font-size:10px;font-weight:700}.pill.good{background:#dcf8ee;color:#117a57}.pill.warn{background:#fff2d9;color:#986100}.quick-actions{display:grid;grid-template-columns:repeat(5,1fr);gap:10px}.quick{display:flex;justify-content:space-between;padding:16px;background:var(--bg);border:1px solid var(--stroke);border-radius:10px;font-size:12px;font-weight:700}.quick:hover{border-color:var(--blue);color:var(--blue)}.quick span{font-size:18px}
.stack{display:flex;flex-direction:column;gap:14px}.stack.compact{gap:9px}label{font-size:11px;font-weight:700;display:flex;flex-direction:column;gap:7px}input,select,textarea{width:100%;background:var(--surface);color:var(--ink);border:1px solid #dbe1e9;border-radius:9px;padding:11px 12px;min-height:41px;outline:none;transition:border-color .15s,box-shadow .15s}textarea{resize:vertical}input:focus,select:focus,textarea:focus{border-color:var(--blue);box-shadow:0 0 0 3px rgba(23,105,255,.10)}input::placeholder{color:#9da7b5}.form-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px}.form-grid.cols-4{grid-template-columns:repeat(4,minmax(0,1fr))}.form-grid .wide,.wide{grid-column:1/-1}.checks{display:flex;flex-wrap:wrap;gap:15px;margin:10px 0}.checkline{display:flex;align-items:center;flex-direction:row;font-size:12px;gap:8px}.checkline input{min-height:0;width:16px;height:16px;accent-color:var(--blue)}.alert{border-radius:10px;padding:14px 17px;margin-bottom:20px;font-size:12px;font-weight:600;line-height:1.5}.alert.bad{color:#a22129;background:#fff0f1;border:1px solid #ffc5ca}.alert.good{color:#126747;background:#e8fcf2;border:1px solid #c0f2d9}.searchline{margin:10px 0 15px}.filterbar{display:flex;gap:10px;align-items:end;flex-wrap:wrap;margin-bottom:18px}.filterbar label{min-width:170px}.hint{padding:15px;border:1px solid var(--stroke);border-radius:9px;background:var(--bg);color:var(--soft);font-size:12px;line-height:1.6;margin-top:18px}.hint strong{color:var(--ink)}.import-row{display:flex;align-items:center;gap:10px}.import-row>*{flex:1}.import-row button{flex:0}.detail-grid{display:flex;justify-content:space-between;margin-bottom:22px}.detail-grid h2{margin:8px 0}.detail-total{text-align:right;padding:20px;font-size:14px}.invoice-builder{padding:26px}.invoice-builder h2{font-size:20px;margin-bottom:25px}.product-picker{position:relative;margin:23px 0}.product-picker input{max-width:600px}.pick-results{position:absolute;top:calc(100% + 3px);left:0;z-index:9;max-width:600px;width:100%;background:var(--surface);box-shadow:0 12px 32px #141c2b20;border-radius:9px;max-height:260px;overflow:auto}.pick-item{display:flex;justify-content:space-between;gap:10px;width:100%;padding:12px;border:0;border-bottom:1px solid var(--stroke);text-align:left;background:var(--surface);font-size:12px;color:var(--ink)}.pick-item:hover{background:#eaf2ff}.pick-item span{color:var(--soft)}.line-table input{width:90px;min-height:36px;padding:8px}.line-table .kill{border:0;background:none;color:#c02c40;font-weight:700}.invoice-bottom{display:grid;grid-template-columns:1fr minmax(230px,310px);gap:30px;margin-top:30px}.totals{border:1px solid var(--stroke);background:var(--bg);border-radius:11px;padding:22px;align-self:start}.totals>div{display:flex;justify-content:space-between;margin-bottom:13px;font-size:12px;color:var(--soft)}.totals>div strong{color:var(--ink)}.totals .grand{border-top:1px solid var(--stroke);margin-top:12px;padding-top:16px;color:var(--ink);font-size:16px;font-weight:800}.totals .grand strong{font-size:21px}.totals .btn{width:100%}.totals p{font-size:10px}.return-item{display:flex;flex-direction:row;align-items:center;gap:9px;border-bottom:1px solid var(--stroke);padding:11px 0}.return-item input[type=checkbox]{width:16px;min-height:0}.return-item input[type=number]{max-width:95px;min-height:32px}.return-item span:first-of-type{flex:1}.notification-item{border-bottom:1px solid var(--stroke);padding:14px 0;display:flex;align-items:center;justify-content:space-between;gap:15px}.notification-item p{margin:3px 0;font-size:12px;color:var(--soft)}.notification-item form{max-width:130px}.notification-item .btn{font-size:10px}.login-body,.install{min-height:100vh;display:grid;place-items:center;padding:30px;background:radial-gradient(circle at 100% 0,#eaf1ff 0,transparent 40%),#f7f8fa}.login-card,.install-card{background:#fff;padding:38px;border:1px solid #e5e9f0;border-radius:20px;box-shadow:0 24px 70px #1623370d;width:min(450px,100%)}.install-card{width:min(700px,100%)}.login-card h1,.install-card h1{font-size:30px;margin:12px 0 7px}.login-card p{margin-bottom:23px}.login-card .btn{width:100%;justify-content:space-between}.login-card small{display:block;margin-top:20px}.appmark{width:48px;height:48px;background:#151c29;color:white;display:grid;place-items:center;border-radius:13px;font-size:30px;font-weight:800}.appmark span{color:#1769ff}.install-card .form-grid{margin-top:20px}.install-card .form-grid h3{margin:12px 0 0}.install-card details{font-size:12px}.install-card details p{font-size:11px}
#toast{position:fixed;bottom:22px;right:22px;z-index:99;max-width:370px}.toastmsg{background:#10141d;color:#fff;padding:13px 16px;border-radius:10px;box-shadow:0 10px 30px #0002;font-size:12px;margin:8px 0;display:flex;gap:9px;align-items:center}.toastmsg button{border:0;border-radius:6px;color:#fff;background:var(--blue);padding:6px 9px}.mobile-menu{display:none}
body.dark{--bg:#111720;--surface:#19222e;--ink:#f4f6fb;--soft:#a0acbc;--muted:#283443;--stroke:#2b3948;--shadow:none;color-scheme:dark}body.dark .sidebar{background:#0b1119}body.dark input,body.dark select,body.dark textarea{border-color:#364253}body.dark .pick-item:hover{background:#243b62}body.dark .pill.good{background:#154e3e;color:#9fe6c9}body.dark .pill.warn{background:#5c481d;color:#ffe1a0}body.dark .avatar{background:#27446c;color:#bcd9ff}
@media(max-width:1300px){.metric-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.quick-actions{grid-template-columns:repeat(3,1fr)}.form-grid.cols-4{grid-template-columns:repeat(2,1fr)}}
@media(max-width:1080px){.sidebar{width:215px;flex-basis:215px}.main-wrap{margin-left:215px}.topbar,.content{padding-left:22px;padding-right:22px}.twocol,.twocol.sideform{grid-template-columns:1fr}.panel{padding:19px}}
@media(max-width:760px){.sidebar{transform:translateX(-101%);transition:transform .2s;width:min(290px,85vw);box-shadow:12px 0 25px #0001}.sidebar.open{transform:translateX(0)}.main-wrap{margin-left:0}.mobile-menu{display:grid}.topbar{padding:0 15px;height:62px}.content{padding:20px 12px}.crumb{font-size:11px}.top-actions{gap:5px}.top-actions .sync-indicator{display:none}.logout{display:none}.pagehead{align-items:start;flex-direction:column;gap:12px;margin-bottom:18px}.metric-grid{gap:10px}.metric{padding:16px}.metric-value{font-size:21px}.panel{padding:16px}.quick-actions{grid-template-columns:repeat(2,1fr)}.form-grid,.form-grid.cols-4{grid-template-columns:1fr}.invoice-bottom{grid-template-columns:1fr;gap:14px}.invoice-builder{padding:15px}.line-table{min-width:660px}.return-item{flex-wrap:wrap}.filterbar label{flex:1}.login-card,.install-card{padding:24px}.import-row{flex-direction:column;align-items:stretch}}
@media(max-width:420px){.metric-grid{grid-template-columns:1fr 1fr}.metric-value{font-size:18px}.metric-label{font-size:10px}.quick-actions{grid-template-columns:1fr}.topbar{padding:0 9px}.avatar{display:none}.detail-grid{flex-direction:column}.pagehead h1{font-size:25px}}

.inline-form{display:inline-block;margin-left:10px}.archive-btn{font-size:11px;background:transparent;border:0;color:#ad3445;cursor:pointer}.archive-btn:hover{text-decoration:underline}

.pagination{display:flex;gap:10px;align-items:center;justify-content:flex-end;margin-top:20px;font-size:11px;color:var(--soft)}

/* V2 refinement: compact table actions, blue interaction, usable touch targets. */
:root{--blue:#1265e8;--radius-lg:14px}
.panel,.metric{border-radius:var(--radius-lg)}
.navlink,.btn,.quick,.pick-item,.iconbutton{transition:background-color .15s ease,color .15s ease,border-color .15s ease,transform .15s ease}
.btn:focus-visible,.navlink:focus-visible,a:focus-visible,.archive-btn:focus-visible{outline:3px solid #7db4ff;outline-offset:2px}
.cell-actions{display:inline-flex;gap:10px;align-items:center;flex-wrap:wrap}
.hard-delete{margin-left:7px}
.archive-btn.danger{color:#af3043;border:1px solid #eac8d0;border-radius:7px;padding:7px 10px;background:transparent;font-weight:700}
.archive-btn.danger:hover{color:#fff;background:#b72537;text-decoration:none;border-color:#b72537}
body.dark .archive-btn.danger{color:#ff99a7;border-color:#784853}
body.dark .archive-btn.danger:hover{color:#fff;background:#af3043}
.pagehead h1{letter-spacing:-.035em}
.table-scroll{scrollbar-width:thin;scrollbar-color:#bdc9d8 transparent}
.table-scroll table{min-width:650px}
.notification-item form.hard-delete{max-width:none}
#builderForm input[type=number]{font-variant-numeric:tabular-nums}
@media(max-width:760px){
  .cell-actions{gap:5px}.archive-btn.danger{padding:9px 11px}
  .pagehead .btn{max-width:100%;white-space:normal}
  .sidebar nav{padding-bottom:90px}
  .panel-head{flex-wrap:wrap}
  .notification-item{align-items:start}
}
@media(prefers-reduced-motion:reduce){*,*:before,*:after{scroll-behavior:auto!important;transition:none!important;animation:none!important}}

/* V3: compact, grouped navigation and improved touch interactions. */
.sidebar .nav-group{font-size:9px;letter-spacing:.15em;text-transform:uppercase;font-weight:800;color:#778395;padding:21px 13px 8px}
.sidebar .nav-group:first-child{padding-top:4px}
.navlink:focus-visible{background:#263b61;color:#fff}
button:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible{outline:2px solid #1769ff;outline-offset:2px}
.table-scroll td,.table-scroll th{font-variant-numeric:tabular-nums}
@media(max-width:760px){.navlink{min-height:46px}.sidebar .nav-group{padding-top:15px}.invoice-builder #billRows input{min-height:38px}}
@media(prefers-reduced-motion:reduce){*,*::before,*::after{transition-duration:0.01ms!important;animation-duration:0.01ms!important}}

/* V5 retail workspace: compact grouped navigation, scanner surfaces and mobile safe areas. */
.sidebar{display:flex;flex-direction:column;height:100dvh;overflow:hidden}.sidebar nav{overflow-y:auto;overflow-x:hidden;flex:1;min-height:0;overscroll-behavior:contain;padding-bottom:20px;scrollbar-width:thin}.sidebar-foot{flex-shrink:0;background:inherit;border-top:1px solid #ffffff18}.navlink{min-height:42px}.navlink.active{border-left:3px solid #438dff}.navlink:hover{background:#1d365c!important;color:#fff!important}
.scanner-tools{display:flex;gap:12px;align-items:center;flex-wrap:wrap;margin-top:8px}.scan-stock{display:flex;flex-wrap:wrap;gap:8px;align-items:end;margin-bottom:18px;padding:12px;background:var(--bg);border:1px solid var(--stroke);border-radius:11px}.scan-stock label{min-width:180px;flex:1}.scan-stock .muted{flex-basis:100%}.camera-modal{position:fixed;inset:0;background:#080d14c9;z-index:300;display:grid;place-items:center;padding:16px}.camera-card{width:min(450px,100%);background:var(--surface);border-radius:18px;padding:22px;color:var(--ink);box-shadow:0 30px 80px #0005}.camera-card h2{margin:0 0 10px}.camera-card p{font-size:12px;color:var(--soft)}.camera-card video{display:block;width:100%;max-height:350px;object-fit:cover;border-radius:12px;background:#000;margin:12px 0}.pick-results{max-width:100%}
@media(max-width:760px){.sidebar{height:100dvh;max-width:320px}.sidebar nav{padding-bottom:calc(10px + env(safe-area-inset-bottom))}.sidebar-foot{padding-bottom:env(safe-area-inset-bottom)}.topbar{gap:6px}.scanner-tools .btn{width:auto}.content{min-width:0}.panel,.totals{max-width:100%}.invoice-builder .product-picker input{max-width:100%}.table-scroll{overflow-x:auto;-webkit-overflow-scrolling:touch}.btn{min-height:40px}}

/* V6 refinements: compact navigation, responsive forms and action accessibility. */
:root{--blue:#1166ee;--bluehover:#0355d9;--stroke:#e5eaf0}
.sidebar nav .nav-group{position:relative;margin-top:3px}.sidebar .navlink{margin:1px 0;min-height:43px;border-radius:9px}.sidebar .navlink:not(.active):hover{background:#213a64}
.content>.twocol{align-items:start}.content .panel{overflow-wrap:anywhere}.content .panel .form-grid{min-width:0}
.content :is(input,select,textarea){min-width:0;max-width:100%}.content :is(input,select,textarea):focus-visible{outline:2px solid #287aff;outline-offset:1px}
.content .table-scroll{overscroll-behavior-inline:contain}.content .table-scroll table{width:max-content;min-width:100%}
.content :is(.archive-btn,.text-link){white-space:nowrap}.btn,.archive-btn{touch-action:manipulation}
@media (max-width:1200px){.twocol.sideform{grid-template-columns:minmax(0,1fr)}.content{padding:22px}}
@media (max-width:760px){.topbar{height:60px}.content{padding:16px 12px}.pagehead{margin-bottom:16px}.panel{padding:16px}.panel .form-grid{grid-template-columns:minmax(0,1fr)}.metric-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.sidebar .navlink{min-height:46px}.topbar .crumb{max-width:170px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}}
@media (max-width:390px){.content{padding:12px 9px}.metric-grid{grid-template-columns:1fr 1fr;gap:8px}.metric{padding:12px}.metric-value{font-size:17px}.topbar .crumb{max-width:110px}.pagehead h1{font-size:23px}}