:root{--ink:#172f36;--muted:#6c7a7d;--navy:#122d35;--emerald:#0f7665;--emerald-dark:#0c5d50;--cream:#f6f7f3;--gold:#d7b875;--border:#e2e7e3;--soft:#edf4ef;--white:#fff;--danger:#b3373b;--radius:16px;--shadow:0 7px 28px #122d3507;font-family:Inter,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;font-size:14px;color:var(--ink);background:var(--cream)}
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.app-shell{min-height:100vh}.sidebar{position:fixed;left:0;top:0;bottom:0;width:238px;padding:31px 18px 20px;background:var(--navy);color:#b6c7c9;z-index:20;display:flex;flex-direction:column}.brand{display:flex;align-items:center;gap:13px;color:#fff;font-size:25px;letter-spacing:.17em;font-weight:700;line-height:1}.brand small{display:block;color:#afc2c3;font-size:9px;letter-spacing:.3em;font-weight:550;margin-top:8px}.brand-mark{font-family:Georgia,serif;color:var(--gold);font-weight:400;letter-spacing:0;display:flex;align-items:center;justify-content:center;border:1px solid #d7b87555;border-radius:11px;width:48px;height:48px;font-size:37px}.nav-caption{font-size:9px;letter-spacing:.14em;margin:47px 14px 18px;color:#718e92;font-weight:650}.sidebar nav{display:flex;flex-direction:column;gap:7px}.nav-link{display:flex;align-items:center;gap:13px;padding:12px 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var(--border);border-radius:var(--radius);box-shadow:var(--shadow);margin-bottom:23px;min-width:0;overflow:hidden}.panel-heading{padding:23px 24px;display:flex;align-items:center;justify-content:space-between;gap:18px}.panel-heading h2{margin:0}.panel-heading p{font-size:.79rem;color:var(--muted);margin:7px 0 0}.form-panel{padding:24px}.form-panel h2{margin-bottom:20px}.form-panel summary{list-style:none;display:flex;justify-content:space-between;align-items:center;gap:12px}.form-panel summary::-webkit-details-marker{display:none}.form-panel summary h2{margin:0}.form-panel summary span{font-size:22px;color:var(--emerald)}.form-panel[open] summary{margin-bottom:22px}.form-panel[open] summary span{transform:rotate(45deg)}.form-panel .field-help:not(.span-2){margin-top:18px}.content-grid{display:grid;grid-template-columns:minmax(0,1.6fr) 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0;color:var(--muted);font-size:.79rem;min-height:39px}.pos-status.error{color:var(--danger)}.cart-panel{position:sticky;top:20px}.cart-panel .panel-heading{padding-bottom:18px}.cart-items{min-height:150px;max-height:365px;overflow:auto;padding:0 24px}.cart-empty{text-align:center;padding:28px 0;color:#99a59b}.cart-empty .icon{width:34px;height:34px;margin-bottom:9px}.cart-empty p{margin:0;font-size:.87rem}.cart-empty small{font-size:.72rem}.cart-line{padding:15px 0;display:flex;gap:15px;border-bottom:1px solid var(--border);align-items:center}.cart-line-info{flex:1;min-width:0}.cart-line-info strong{display:block;font-size:.84rem}.cart-line-info small{display:block;color:var(--muted);font-size:.7rem;margin-top:4px}.cart-line-end{text-align:right}.cart-line-end>b{font-size:.83rem;white-space:nowrap}.quantity-control{display:flex;align-items:center;gap:7px;margin-top:9px;justify-content:end}.quantity-control button{width:25px;height:25px;border:1px solid var(--border);border-radius:5px;background:#fff;font-size:15px}.quantity-control span{font-size:.78rem;min-width:16px;text-align:center}.quantity-control button[data-remove]{font-size:11px;color:var(--danger);margin-left:5px}.cart-total{margin:20px 24px;display:flex;justify-content:space-between;align-items:center;padding:18px;background:#edf4ed;border-radius:10px;gap:10px}.cart-total span{font-size:.8rem;color:#55715c}.cart-total strong{font-size:1.45rem;letter-spacing:-.04em}.checkout-form{padding:0 24px}.change-line{display:flex;justify-content:space-between;font-size:.77rem;margin:10px 0 0;color:var(--muted)}.change-line strong{color:var(--ink)}.cart-note{padding:16px 24px 20px;margin:0;font-size:.69rem;text-align:center}.close-session{margin-top:5px}.close-session>p{font-size:.86rem;color:var(--muted)}.error-panel{max-width:650px;margin:60px auto;padding:45px}.error-panel p{color:var(--muted);margin-bottom:25px}
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@media(min-width:1450px){.four-fields{grid-template-columns:repeat(4,minmax(0,1fr))}.product-grid{grid-template-columns:repeat(3,minmax(0,1fr))}}
@media(max-width:1180px){.sidebar{width:210px}.workspace{margin-left:210px}.main-content{padding:27px}.topbar{padding:0 27px}.metrics-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.content-grid{grid-template-columns:1fr}.three-column{grid-template-columns:repeat(2,minmax(0,1fr))}.pos-layout{grid-template-columns:minmax(0,1fr) 330px}.product-grid{grid-template-columns:1fr}.product-bottom{gap:10px}.sale-meta{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media(max-width:900px){.sidebar{width:225px;transform:translateX(-100%);transition:transform .2s}.sidebar.open{transform:translateX(0);box-shadow:10px 0 100px #0003}.workspace{margin-left:0}.mobile-menu{display:inline-flex}.topbar-context{margin-right:auto}.main-content{padding:23px}.pos-layout{grid-template-columns:minmax(0,1fr) minmax(300px,1fr)}.page-heading h1{font-size:1.8rem}.topbar{height:74px;padding:0 23px}.app-footer{padding:17px 23px}.nav-link.active:before{left:-18px}}
@media(max-width:680px){.topbar-context{display:none}.topbar{padding:0 17px}.user-chip{margin-left:auto}.user-chip strong{max-width:155px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.main-content{padding:22px 15px}.page-heading{align-items:start;flex-direction:column;gap:15px;margin-bottom:22px}.page-heading h1{font-size:1.8rem}.page-heading p{font-size:.82rem}.metrics-grid{gap:11px}.metric-card{padding:18px 15px;gap:9px}.metric-card strong{font-size:1.5rem}.metric-card span{font-size:.73rem}.metric-card small{font-size:.64rem}.content-grid,.three-column,.pos-layout{grid-template-columns:1fr;gap:0}.product-grid{grid-template-columns:repeat(2,minmax(0,1fr));padding:5px 16px 18px;gap:10px}.product-card{padding:13px}.product-bottom{align-items:start;flex-direction:column;gap:5px}.product-search{padding:0 16px}.panel-heading{padding:20px 17px;align-items:start;flex-wrap:wrap;gap:12px}.panel-heading .table-search{width:100%}.form-panel{padding:20px 17px}.form-grid{grid-template-columns:1fr;gap:16px}.span-2{grid-column:auto}.filter-bar{padding:13px;gap:12px}.filter-bar label{min-width:120px}.filter-bar label:first-child{min-width:100%;flex:auto}th,td{padding:13px 17px}.sale-meta{padding:20px;gap:20px}.sale-meta strong{font-size:.83rem}.cart-panel{position:static}.app-footer span{display:none}.opening-panel{padding:25px;margin:10px auto}.session-pill{font-size:.7rem}.auth-main{padding-top:34px}.auth-card{padding:28px 23px}.auth-card h1{font-size:1.6rem}.auth-brand{margin-bottom:27px}.error-panel{margin:30px auto;padding:30px 25px}.print-body{padding:15px}.labels-options label{gap:5px}.print-toolbar{gap:10px}.barcode-label{width:60mm}.scanner-form .input-action{flex-wrap:wrap}.scanner-form .input-action input{min-width:160px}}
@media print{@page{margin:5mm}.print-body{background:white;padding:0;min-height:0}.print-toolbar,.sidebar,.topbar,.app-footer,.no-print{display:none!important}.receipt{box-shadow:none;width:76mm;padding:2mm;margin:0 auto;color:#000}.label-sheet{max-width:none;gap:3mm}.barcode-label{border:1px dashed #ddd;min-height:39mm;box-shadow:none;page-break-inside:avoid}.barcode-label img{height:14mm}.labels-body{padding:0}.receipt th,.receipt td{color:#000}.receipt-rule{border-color:#000}}