:root{font-family:Inter,ui-sans-serif,system-ui,-apple-system,Segoe UI,sans-serif;color:#183124;background:#f3f6f2}*{box-sizing:border-box}body{margin:0}header{background:#183d2b;color:white;min-height:64px;padding:14px max(20px,calc((100vw - 1050px)/2));display:flex;align-items:center;justify-content:space-between;gap:16px}.brand{font-size:24px;font-weight:750;letter-spacing:-.04em}.brand strong{font-size:13px;letter-spacing:.12em;color:#c9e5b8}header button{background:transparent;color:white;border-color:#8ca996}main{max-width:1050px;margin:26px auto;padding:0 18px}.card{background:white;border:1px solid #dce8dd;border-radius:18px;padding:24px;box-shadow:0 9px 28px #15391d0b}.narrow{max-width:460px;margin:8vh auto}.stack{display:grid;gap:15px}h1{font-size:28px;margin:0 0 10px}h2{font-size:19px;margin:0 0 14px}p{line-height:1.5;color:#596b60;margin:0 0 18px}label{display:grid;gap:6px;font-size:13px;font-weight:700}input,select,textarea{font:inherit;width:100%;padding:11px 12px;border:1px solid #bbcdbc;border-radius:10px;background:white;color:#183124}button{font:inherit;cursor:pointer;padding:10px 15px;border:1px solid #b7cbb9;border-radius:10px;background:white;color:#183d2b;font-weight:700}button.primary{background:#1c653b;color:white;border-color:#1c653b}button:disabled{opacity:.5;cursor:not-allowed}.row{display:flex;gap:12px;align-items:center;flex-wrap:wrap}.between{justify-content:space-between}.tabs{display:flex;gap:8px;overflow:auto;padding-bottom:12px;margin-bottom:16px}.tabs button.active{background:#183d2b;color:white}.grid{display:grid;grid-template-columns:1.5fr 1fr;gap:18px}.products,.basket,.sales,.counts{display:grid;gap:9px}.item{border:1px solid #e2ece3;border-radius:12px;padding:12px;display:flex;justify-content:space-between;gap:12px;align-items:center}.item small{display:block;color:#6f8073;margin-top:4px}.item input{max-width:84px}.muted{color:#68786c}.flag{border-radius:10px;padding:12px;background:#fff3d8;color:#664711;margin:12px 0}.okay{background:#e6f5e9;color:#18552a}.danger{background:#fbe8e4;color:#8a3124}.total{font-size:24px;font-weight:800}.empty{padding:28px;text-align:center;color:#6b7b6f;border:1px dashed #c8d9c9;border-radius:12px}#message{position:fixed;bottom:16px;left:50%;transform:translateX(-50%);display:none;max-width:90vw;background:#173d2b;color:white;padding:12px 16px;border-radius:10px;box-shadow:0 12px 28px #0003}code{word-break:break-all}@media(max-width:720px){.grid{grid-template-columns:1fr}.card{padding:18px}main{margin:16px auto}.item{align-items:flex-start}}

.delivery-option{display:block;width:100%;text-align:left;padding:16px;border:1px solid #dce8dd;border-radius:12px}.delivery-option strong,.delivery-option small,.delivery-line small{display:block}.delivery-option small,.delivery-line small{color:#68786c;margin-top:5px}.delivery-line{border:1px solid #dce8dd;border-radius:12px;padding:16px;display:grid;gap:12px}.delivery-line .row input[type=number]{max-width:100px;text-align:center}.delivery-line textarea,#request-invoice textarea{min-height:70px}.delivery-line label.row{display:flex;align-items:center}#submit-delivery{margin-top:20px}#request-invoice{margin-top:24px;padding-top:20px;border-top:1px solid #dce8dd}dialog{border:1px solid #dce8dd;border-radius:12px;padding:18px;max-width:95vw}dialog video{display:block;max-width:80vw;max-height:65vh;margin-bottom:12px}
/* Mobile-first POS shell. The cart and navigation remain reachable while content scrolls. */
:root{color-scheme:dark;color:#f4f4f5;background:#09090b}
body{background:#09090b;color:#f4f4f5}
header{background:#09090b;min-height:64px;padding:14px max(20px,calc((100vw - 760px)/2));border-bottom:1px solid #242429}
header .brand{font-size:20px}
header .brand strong{color:#60a5fa}
#identity{font-size:13px;color:#a1a1aa;text-align:right}
main{max-width:760px;margin:0 auto;padding:24px 20px 190px}
.card{background:#161619;border-color:#29292e;box-shadow:none}
h1,h2,strong{color:#fafafa}
p,.muted{color:#a1a1aa}
input,select,textarea{background:#202024;border-color:#44444d;color:#fafafa}
input::placeholder,textarea::placeholder{color:#8c8c98}
button{background:#242429;border-color:#3b3b43;color:#f4f4f5}
button.primary{background:#f4f4f5;border-color:#f4f4f5;color:#111114}
button:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible{outline:2px solid #60a5fa;outline-offset:2px}
.item,.delivery-line,.delivery-option{border-color:#34343b;background:#1b1b20}
.item small,.delivery-option small,.delivery-line small{color:#a1a1aa}
.empty{color:#a1a1aa;border-color:#43434a}
.flag{background:#3a2c16;color:#ffdf9c}
.okay{background:#183b29;color:#b9e9c6}
.danger{background:#4b2423;color:#ffd4d0}
#message{z-index:40;bottom:calc(156px + env(safe-area-inset-bottom));background:#26262d;border:1px solid #484850;color:#fff}
.pos-home h1{margin:0 0 18px}
.pos-home h2{margin:28px 0 12px}
.pos-search{display:flex;gap:8px;margin-bottom:18px}
.pos-search input{min-width:0;flex:1;font-size:16px;padding:15px;border-radius:14px}
.pos-search button{border-radius:14px}
.pos-tiles{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}
.pos-tile{min-height:136px;text-align:left;display:flex;flex-direction:column;align-items:flex-start;justify-content:space-between;padding:16px;border-radius:18px;background:#19191e}
.pos-tile svg{color:#60a5fa}
.pos-tile strong{font-size:18px}
.pos-tile small{color:#a1a1aa}
.pos-dock{position:fixed;z-index:20;left:0;right:0;bottom:calc(72px + env(safe-area-inset-bottom));padding:12px max(20px,calc((100vw - 760px)/2));background:linear-gradient(transparent,#09090b 22%)}
#cart-dock{width:100%;min-height:68px;border:0;border-radius:17px;background:#f4f4f5;color:#111114;display:flex;align-items:center;justify-content:space-between;gap:16px;padding:12px 20px;box-shadow:0 4px 25px #0008}
#cart-dock span{display:flex;align-items:center;gap:10px;font-size:19px;font-weight:800}
#cart-dock strong{color:#111114;font-size:14px;text-align:right}
.pos-bottom-nav{position:fixed;z-index:20;bottom:0;left:0;right:0;min-height:calc(72px + env(safe-area-inset-bottom));padding:6px max(12px,calc((100vw - 760px)/2)) calc(6px + env(safe-area-inset-bottom));display:grid;grid-template-columns:repeat(4,1fr);background:#09090b;border-top:1px solid #242429}
.pos-bottom-nav button{border:0;background:transparent;color:#92929e;display:flex;align-items:center;justify-content:center;flex-direction:column;gap:2px;font-size:11px;font-weight:600;border-radius:10px;padding:5px 2px}
.pos-bottom-nav button.active{color:#f4f4f5}
.pos-bottom-nav button.active::before{content:"";position:absolute;top:0;width:36px;height:3px;border-radius:0 0 4px 4px;background:#3b82f6}
.pos-cart .subtotal{border-top:1px solid #383840;padding:18px 0;margin-top:16px}
.pos-cart .subtotal strong{max-width:62%}
.pos-cart .payment-section{border-top:1px solid #383840;padding-top:18px}
.pos-cart #review-sale{width:100%;margin-top:20px;padding:16px}
.basket-controls{display:flex;gap:8px;align-items:center}
.basket-controls input{width:72px;text-align:center}
.basket-controls button{font-size:23px;padding:5px 12px}
.pos-settings{display:grid;gap:10px}
.pos-settings p{margin:0 0 12px}
.pos-settings button{text-align:left;padding:16px;display:flex;justify-content:space-between;gap:12px;align-items:center}
.pos-settings button span{font-size:12px;color:#a1a1aa;font-weight:400}
#back-settings,#back-deliveries{margin-bottom:20px}
#request-invoice{border-color:#383840}
dialog{background:#1b1b20;color:#fff;border-color:#44444d}
@media(max-width:720px){main{margin:0 auto;padding:18px 16px 190px}.card{padding:18px}.item{align-items:center}.pos-dock{padding-left:16px;padding-right:16px}.pos-tiles{gap:10px}.pos-tile{min-height:120px}.pos-cart .item{align-items:flex-start}}
#panel .narrow{margin:0 auto}
.pos-bottom-nav button{position:relative}.pos-bottom-nav button.active::before{top:-6px;left:50%;transform:translateX(-50%)}
/* Product catalogue: a grid of photos, searchable and sortable on the till. */
.catalogue-bar{display:flex;align-items:end;justify-content:space-between;gap:12px;margin:28px 0 12px}
.catalogue-bar h2{margin:0}
.catalogue-sort{display:flex;align-items:center;gap:8px;font-weight:600;color:#a1a1aa}
.catalogue-sort select{width:auto;padding:9px 10px}
.product-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(150px,1fr));gap:12px}
.product-grid>.empty,.product-grid>.flag{grid-column:1/-1}
.product-card{display:flex;flex-direction:column;align-items:stretch;text-align:left;gap:4px;padding:10px;border-radius:16px;background:#19191e;border:1px solid #2c2c33;min-width:0}
.product-card img,.product-card .no-image{width:100%;aspect-ratio:1;object-fit:cover;border-radius:11px;background:#232329;margin-bottom:6px}
.product-card .no-image{display:grid;place-items:center;font-size:34px;font-weight:800;color:#52525b}
.product-card strong{font-size:14px;line-height:1.3;overflow-wrap:anywhere}
.product-price{font-weight:700;color:#fafafa}
.product-card small{color:#a1a1aa;font-weight:500}
.product-card.out{opacity:.5}
/* Variant picker: a sheet rising from the bottom, sized for a thumb. */
.variant-sheet{width:min(560px,100vw);max-width:100vw;max-height:80vh;margin:auto auto 0;padding:0;border-radius:20px 20px 0 0;display:flex;flex-direction:column}
.variant-sheet::backdrop{background:#000a}
.sheet-head{display:flex;gap:14px;align-items:center;padding:18px;border-bottom:1px solid #34343b}
.sheet-head img{width:56px;height:56px;border-radius:10px;object-fit:cover;flex:none}
.sheet-head h2{margin:0}.sheet-head p{margin:2px 0 0}
.sheet-head div{flex:1;min-width:0}
.sheet-close{font-size:24px;padding:4px 12px;flex:none}
.variant-list{overflow-y:auto;padding:12px 18px calc(18px + env(safe-area-inset-bottom));display:grid;gap:10px}
.variant{display:flex;align-items:center;gap:12px;text-align:left;padding:10px;border-radius:14px;min-height:64px}
.variant img,.variant .no-image{width:48px;height:48px;border-radius:9px;object-fit:cover;flex:none;background:#232329}
.variant-main{flex:1;min-width:0}.variant-side{text-align:right;flex:none}
.variant small,.variant-side small{display:block;color:#a1a1aa;font-weight:500;margin-top:2px}
/* Cart and sale lines carry the product photo. */
.basket-row,.sale-line{align-items:center}
.basket-row img,.sale-line img,.sale-line .no-image{width:48px;height:48px;border-radius:9px;object-fit:cover;flex:none;background:#232329}
.basket-text{flex:1;min-width:0}
.sale-row{width:100%;text-align:left;margin-bottom:10px;align-items:center}
.sale-row span{min-width:0}
.sale-detail h2{margin:24px 0 12px}
.sale-head h1{margin:18px 0 4px}
.sale-totals{border-top:1px solid #383840;margin-top:22px;padding-top:14px;display:grid;gap:8px}
/* Checkout, receipts and appearance. */
.discount-form,.payment-section,.receipt-form{border-top:1px solid #383840;margin-top:18px;padding-top:18px}
.discount-form h2,.receipt-form h2{margin:0}
.payment-confirm{margin-top:18px;padding:18px;border-radius:14px;background:#222229}
.payment-confirm p{margin:0}
#back-cart{margin-bottom:20px}
.pos-receipt{text-align:center}
.receipt-check{display:grid;place-items:center;width:68px;height:68px;margin:4px auto 18px;border-radius:50%;background:#176c3b;color:white;font-size:34px;font-weight:800}
.receipt-total{display:block;font-size:36px;margin:18px 0}
.pos-receipt .receipt-form{text-align:left;margin:28px 0}
#new-sale{width:100%;padding:16px}
.scope-tabs{display:flex;gap:8px;margin:16px 0}
.scope-tabs button.active{background:#3b82f6;border-color:#3b82f6;color:white}
#register-summary{display:grid;gap:10px;margin:18px 0 24px;padding:16px;border:1px solid #383840;border-radius:14px}
#register-summary h2{margin:0 0 4px}
:root[data-theme=light]{color-scheme:light;color:#172029;background:#f4f5f7}
:root[data-theme=light] body{background:#f4f5f7;color:#172029}
:root[data-theme=light] header,:root[data-theme=light] .pos-bottom-nav{background:#fff;border-color:#d8dce2}
:root[data-theme=light] #identity,:root[data-theme=light] p,:root[data-theme=light] .muted,:root[data-theme=light] .item small,:root[data-theme=light] .delivery-option small,:root[data-theme=light] .delivery-line small,:root[data-theme=light] .pos-tile small,:root[data-theme=light] .product-card small,:root[data-theme=light] .variant small,:root[data-theme=light] .variant-side small,:root[data-theme=light] .catalogue-sort,:root[data-theme=light] .pos-settings button span{color:#596574}
:root[data-theme=light] h1,:root[data-theme=light] h2,:root[data-theme=light] strong{color:#172029}
:root[data-theme=light] .card,:root[data-theme=light] .pos-tile,:root[data-theme=light] .product-card,:root[data-theme=light] .item,:root[data-theme=light] .delivery-line,:root[data-theme=light] .delivery-option,:root[data-theme=light] dialog{background:#fff;border-color:#d9dee5;color:#172029}
:root[data-theme=light] input,:root[data-theme=light] select,:root[data-theme=light] textarea{background:#fff;border-color:#bfc8d3;color:#172029}
:root[data-theme=light] input::placeholder,:root[data-theme=light] textarea::placeholder{color:#788391}
:root[data-theme=light] button{background:#f0f2f5;border-color:#c8d0da;color:#172029}
:root[data-theme=light] button.primary,:root[data-theme=light] .scope-tabs button.active{background:#1769d2;border-color:#1769d2;color:#fff}
:root[data-theme=light] .pos-bottom-nav button{background:transparent;border:0;color:#647183}
:root[data-theme=light] .pos-bottom-nav button.active{color:#1769d2}
:root[data-theme=light] .pos-dock{background:linear-gradient(transparent,#f4f5f7 22%)}
:root[data-theme=light] #cart-dock{background:#172029;color:#fff}
:root[data-theme=light] #cart-dock strong{color:#fff}
:root[data-theme=light] .empty{color:#596574;border-color:#bfc8d3}
:root[data-theme=light] .payment-confirm{background:#edf4ff}
:root[data-theme=light] .discount-form,:root[data-theme=light] .payment-section,:root[data-theme=light] .receipt-form,:root[data-theme=light] .pos-cart .subtotal,:root[data-theme=light] .sale-totals,:root[data-theme=light] #register-summary{border-color:#d9dee5}
:root[data-theme=light] .product-card .no-image,:root[data-theme=light] .variant .no-image,:root[data-theme=light] .sale-line .no-image{background:#edf0f3}
:root[data-theme=light] .flag{background:#fff2d8;color:#664711}
:root[data-theme=light] #message{background:#172029;color:#fff}
:root[data-theme=light] header{color:#172029}:root[data-theme=light] .brand strong{color:#1769d2}:root[data-theme=light] .product-price{color:#172029}:root[data-theme=light] #register-summary strong{color:#172029}
/* One-screen payment choice and a compact optional discount. */
.stock-actions{display:flex;gap:10px;flex-wrap:wrap;margin-top:20px;padding-top:16px;border-top:1px solid #7775}
.stock-actions button{flex:1;padding:14px}
.tester-row{display:flex;align-items:center;justify-content:space-between;gap:14px;padding:18px 0;border-bottom:1px solid #7775}
.tester-row small{display:block;font-size:12px;opacity:.7;margin-top:5px}
.tester-row button{flex-shrink:0}
@media(max-width:420px){.tester-row{align-items:flex-start;flex-direction:column}}
.discount-form{display:grid;gap:16px}
.discount-form details{border:1px solid #383840;border-radius:12px;padding:0 14px}
.discount-form summary{cursor:pointer;list-style:none;padding:13px 0;font-weight:700}
.discount-form summary::-webkit-details-marker{display:none}
.discount-form summary::after{content:'＋';float:right;color:#a1a1aa}
.discount-form details[open] summary::after{content:'−'}
.discount-fields{border-top:1px solid #383840;padding:14px 0}
.discount-form>button{padding:16px}
.pos-payment h1{margin-bottom:22px}
.payment-total{display:flex;align-items:flex-end;justify-content:space-between;gap:12px;background:#222229;border-radius:16px;padding:18px 20px;margin:0 0 22px}
.payment-total small{color:#a1a1aa;font-weight:600}
.payment-total strong{font-size:30px;line-height:1}
.payment-detail{margin:-10px 0 22px;font-size:12px}
.payment-methods{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:10px}
.payment-choice{min-height:104px;text-align:left;display:flex;flex-direction:column;justify-content:space-between;align-items:flex-start;gap:9px;padding:14px;background:#222229;border:2px solid transparent;border-radius:14px}
.payment-choice.selected{border-color:#60a5fa;background:#192c43}
.payment-symbol{display:grid;place-items:center;width:32px;height:32px;border-radius:9px;background:#35353d;color:#fff;font-size:19px;font-weight:800}
.payment-arrow{align-self:flex-end;color:#a1a1aa}
.payment-entry{border-top:1px solid #383840;margin-top:22px;padding-top:20px}
.payment-entry p{margin:0}
.payment-entry button.primary{padding:16px}
#change-preview{font-size:13px}
:root[data-theme=light] .discount-form details,:root[data-theme=light] .discount-fields,:root[data-theme=light] .payment-entry{border-color:#d9dee5}
:root[data-theme=light] .payment-total,:root[data-theme=light] .payment-choice{background:#f0f2f5}
:root[data-theme=light] .payment-total small,:root[data-theme=light] .payment-arrow{color:#647183}
:root[data-theme=light] .payment-choice.selected{background:#e8f2ff;border-color:#1769d2}
:root[data-theme=light] .payment-symbol{background:#d9e1eb;color:#172029}
@media(max-width:420px){.payment-methods{grid-template-columns:1fr}.payment-choice{min-height:72px;flex-direction:row;align-items:center}.payment-arrow{align-self:auto;margin-left:auto}}
/* The dock is the only primary action on short till screens. */
#cart-discount>button[type=submit],.payment-entry>button[type=submit]{position:absolute;width:1px;height:1px;padding:0;border:0;overflow:hidden;clip-path:inset(50%);white-space:nowrap}
#cart-dock.dock-action span{font-size:16px}
#cart-dock.dock-action strong{font-size:13px;flex-shrink:0}
#cart-dock.dock-action:disabled{opacity:.55}
@media(max-width:390px){#cart-dock.dock-action span{font-size:14px;gap:6px}#cart-dock.dock-action svg{width:20px;height:20px}}
/* Keep common payment choices above the fixed action on a short phone. */
.pos-payment{padding:15px}
.payment-heading{display:flex;align-items:center;gap:12px;margin-bottom:15px}
.payment-heading h1{margin:0;font-size:25px}
#back-cart{margin:0;padding:6px 11px}
.pos-payment h2{font-size:16px;margin:0 0 10px}
.pos-payment .payment-total{padding:13px 15px;margin-bottom:17px}
.pos-payment .payment-total strong{font-size:27px}
.pos-payment .payment-methods{gap:8px}
.pos-payment .payment-choice{min-height:64px;flex-direction:row;align-items:center;gap:10px;padding:10px 12px}
.pos-payment .payment-symbol{width:30px;height:30px;flex:none;font-size:17px}
.pos-payment .payment-arrow{margin-left:auto;align-self:auto}
@media(max-width:420px){.pos-payment .payment-methods{grid-template-columns:repeat(2,minmax(0,1fr))}.pos-payment .payment-choice{font-size:13px}}
#offline{display:none;position:sticky;top:0;z-index:50;padding:9px 16px;text-align:center;font-size:14px;font-weight:700;background:#8a3124;color:#fff}body.is-offline #offline{display:block}
.quick-cash{display:flex;flex-wrap:wrap;gap:8px}.quick-cash button{flex:1;min-width:72px;padding:12px 10px;font-size:16px}
#quick-picks h2{margin:4px 0 10px}.quick-picks{display:grid;grid-template-columns:repeat(auto-fill,minmax(150px,1fr));gap:8px;margin-bottom:20px}.quick-picks button{display:flex;flex-direction:column;align-items:flex-start;gap:4px;text-align:left;padding:12px;min-height:64px}.quick-picks strong{font-size:14px;line-height:1.25}.quick-picks span{font-size:13px;opacity:.75}
.park-form{display:flex;gap:8px;margin-top:14px}.park-form input{flex:1;min-width:0}#parked-carts h2{margin:20px 0 10px}.parked-row{margin-bottom:8px}.parked-row small{display:block;opacity:.75;margin-top:4px}
.pos-search button{flex:none}.scan-overlay{position:fixed;inset:0;z-index:100;background:#000c;display:grid;place-items:center;padding:16px}.scan-box{width:min(480px,100%);display:grid;gap:12px;text-align:center;color:#fff}.scan-box video{width:100%;border-radius:14px;background:#000;aspect-ratio:4/3;object-fit:cover}.scan-box p{color:#fff;margin:0}
.approval-dialog{border:0;border-radius:18px;padding:22px;width:min(420px,calc(100vw - 32px));background:#1b1b21;color:#f4f4f5}.approval-dialog::backdrop{background:#000a}:root[data-theme=light] .approval-dialog{background:#fff;color:#172029}.approval-dialog h2{margin:0}
.customer-email{margin:4px 0 16px}.start-return{width:100%;margin:0 0 14px}.refund-line{align-items:center}.refund-line label{max-width:90px}.refund-line .check{display:flex;flex-direction:row;align-items:center;gap:6px;max-width:none;font-weight:600;margin-top:6px}.refund-line .check input{width:auto}.refund-summary{margin-top:18px;display:grid;gap:10px}
.shelf-count #count-search{margin:6px 0 8px}.count-results{display:flex;flex-wrap:wrap;gap:6px;margin-bottom:12px}.count-results button{font-size:14px}.count-row{align-items:center}.count-row strong{flex:1}.count-row label{max-width:110px}#submit-count{margin-top:16px;width:100%}
.suggestions{display:grid;gap:6px;margin:10px 0 4px}.suggestions small{opacity:.7;font-weight:600}.suggestions button{display:flex;justify-content:space-between;gap:10px;text-align:left;padding:11px 12px;border-style:dashed}
.count-result .row{padding:8px 0;border-bottom:1px solid #7773}.count-difference.short strong{color:#e5484d}.count-difference.over strong{color:#d4a72c}.count-difference.even strong{color:#30a46c}.count-result button{margin-top:16px;width:100%}