@import url('https://fonts.googleapis.com/css2?family=Noto+Sans+Thai:wght@400;500;600;700;800&display=swap');
:root{--blue:#1649f5;--ink:#0c1730;--muted:#66738b;--line:#dce4f0;--bg:#f4f7fc;--red:#d83535}*{box-sizing:border-box}html{font-family:'Noto Sans Thai',sans-serif;background:var(--bg);color:var(--ink)}body{margin:0;min-height:100vh}button,input,select,textarea{font:inherit}button{cursor:pointer;color:inherit}button:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible{outline:3px solid #1649f538;outline-offset:2px}.sr-only{position:absolute!important;width:1px;height:1px;overflow:hidden;clip:rect(0,0,0,0)}
.app-header{height:72px;background:#fff;border-bottom:1px solid var(--line);display:flex;align-items:center;gap:24px;padding:0 28px;position:sticky;top:0;z-index:20}.brand{display:flex;align-items:center;gap:10px;color:var(--ink);text-decoration:none;white-space:nowrap}.brand>span{display:grid;place-items:center;width:42px;height:42px;background:var(--blue);color:#fff;border-radius:12px;font-size:22px;font-weight:800}.brand em{font-style:normal;color:var(--blue)}.store-context{flex:1}.store-context small{display:block;color:var(--muted)}.header-actions{display:flex;align-items:center;gap:8px}.ghost,.header-actions a,.quick-actions button,.checkout-head button,.dialog-head button,.receipt-actions button,.form-actions button{border:1px solid var(--line);background:#fff;border-radius:11px;padding:10px 13px;text-decoration:none;font-weight:700}.primary{background:var(--blue)!important;color:#fff!important;border-color:var(--blue)!important}.offline-banner{position:sticky;top:72px;z-index:19;background:#fff3c4;color:#6c5100;padding:9px 28px;text-align:center;border-bottom:1px solid #f1d777}
main{display:grid;grid-template-columns:minmax(0,1fr) 430px;min-height:calc(100vh - 72px)}.catalog{padding:28px;min-width:0}.title,.checkout-head,.dialog-head,.receipt-actions{display:flex;align-items:center;justify-content:space-between;gap:14px}.title p,.checkout-head p,.dialog-head p{font-size:11px;color:var(--blue);font-weight:800;letter-spacing:.14em;margin:0}.title h1,.checkout-head h2,.dialog-head h2{margin:2px 0;font-size:30px}.title small{color:var(--muted)}.quick-actions{display:flex;gap:8px;flex-wrap:wrap;justify-content:flex-end}.badge{display:inline-grid;place-items:center;min-width:22px;height:22px;padding:0 6px;border-radius:99px;background:var(--blue);color:#fff;font-size:12px}
.search{margin:20px 0 12px;display:flex;align-items:center;gap:10px;background:#fff;border:1px solid var(--line);border-radius:15px;padding:0 16px;box-shadow:0 8px 24px #112a5f0a}.search>span:first-child{font-size:24px;color:var(--muted)}.search input{border:0;outline:0;height:58px;flex:1;min-width:0;font-size:16px;background:transparent}.search kbd{border:1px solid var(--line);border-bottom-width:2px;border-radius:6px;padding:2px 6px;color:var(--muted);font-size:11px}.search #count{color:var(--muted);white-space:nowrap}.category-chips{display:flex;gap:8px;overflow:auto;padding:4px 0 16px;scrollbar-width:none}.category-chips button{white-space:nowrap;border:1px solid var(--line);background:#fff;border-radius:99px;padding:8px 13px;font-weight:600}.category-chips button.active{background:var(--ink);border-color:var(--ink);color:#fff}
.products{display:grid;grid-template-columns:repeat(auto-fill,minmax(190px,1fr));gap:14px}.product{position:relative;border:1px solid var(--line);background:#fff;border-radius:17px;padding:15px;text-align:left;min-height:166px;display:flex;flex-direction:column;gap:7px;transition:transform .18s,border-color .18s,box-shadow .18s}.product:hover{transform:translateY(-2px);border-color:var(--blue);box-shadow:0 14px 32px #1649f51a}.product img,.product .product-icon{width:48px;height:48px;object-fit:cover;border-radius:12px;background:linear-gradient(135deg,#dce7ff,#eef3ff);display:grid;place-items:center;color:var(--blue);font-weight:800}.product b{line-height:1.35}.product small{color:var(--muted)}.product strong{color:var(--blue);font-size:19px;margin-top:auto}.product[disabled]{opacity:.48;cursor:not-allowed;transform:none;box-shadow:none}.favorite{position:absolute;right:10px;top:10px;border:0;background:transparent;font-size:19px;padding:5px;z-index:1}.tracking-dot{position:absolute;right:12px;bottom:12px;border-radius:99px;background:#e8efff;color:var(--blue);font-size:10px;font-weight:800;padding:4px 7px}
.checkout{background:#fff;border-left:1px solid var(--line);padding:22px;display:flex;flex-direction:column;gap:14px;position:sticky;top:72px;height:calc(100vh - 72px);overflow:auto}.checkout-head>div:last-child{display:flex;gap:6px}.danger-text{color:var(--red)!important}.cart{min-height:130px;max-height:29vh;overflow:auto;border-block:1px solid #edf1f6}.empty{color:#8591a5;text-align:center;padding:44px 10px}.cart-row{display:grid;grid-template-columns:1fr auto;gap:6px;padding:12px 0;border-bottom:1px solid #edf1f6}.cart-row small{display:block;color:var(--muted)}.cart-row .qty{display:flex;align-items:center;gap:8px}.qty button{width:34px;height:34px;border:1px solid var(--line);background:#f7f9fd;border-radius:9px;font-weight:800}.cart-row>strong{grid-column:2;grid-row:1/3;color:var(--blue)}.cart-row .track-btn{grid-column:1/-1;border:0;background:#eef3ff;color:var(--blue);border-radius:8px;padding:7px;text-align:left;font-size:12px}.customer-card{display:grid;grid-template-columns:1fr 1fr;gap:9px}.customer-card .wide{grid-column:1/-1}.customer-card details{font-size:13px}.customer-card summary{cursor:pointer;color:var(--blue);font-weight:700}.tax-fields{display:grid;grid-template-columns:1fr 1fr;gap:8px;padding-top:8px}label{font-size:13px;font-weight:700}input,select,textarea{width:100%;border:1px solid #d5deeb;border-radius:10px;padding:10px;margin-top:5px;background:#fff;min-height:43px}.totals,.payment-panel,.split-payment{background:#f6f8fc;border-radius:14px;padding:13px}.totals p,.totals label,.payment-panel p,.split-payment p{display:flex;align-items:center;justify-content:space-between;margin:7px 0;gap:12px}.totals label input,.totals label select{width:150px;margin:0}.grand{font-size:21px;border-top:1px dashed #cbd5e4;padding-top:12px!important}.grand b{color:var(--blue)}.payment-tabs{display:grid;grid-template-columns:repeat(5,1fr);gap:5px}.payment-tabs button{border:1px solid var(--line);background:#fff;border-radius:9px;padding:9px 4px;font-size:12px;font-weight:700}.payment-tabs button.active{background:var(--blue);border-color:var(--blue);color:#fff}.cash-shortcuts{display:grid;grid-template-columns:repeat(4,1fr);gap:6px;margin-top:8px}.cash-shortcuts button{border:1px solid var(--line);background:#fff;border-radius:8px;padding:7px}.pay{border:0;border-radius:13px;background:var(--blue);color:#fff;padding:16px;font-weight:800;font-size:18px;display:flex;justify-content:space-between}.pay:disabled{background:#aeb9cc}.split-payment{grid-template-columns:repeat(3,1fr);gap:8px}.split-payment:not(.hidden){display:grid}.split-payment p{grid-column:1/-1}.payment-qr{text-align:center;border:1px solid #cfe0ff;background:#f5f8ff;border-radius:14px;padding:12px}.payment-qr img,.payment-qr svg{display:block;width:180px;height:180px;object-fit:contain;margin:0 auto 8px}.payment-qr img[src=""]{display:none}.payment-qr small{display:block;color:var(--muted)}.hidden{display:none!important}.mobile-cart,.mobile-only,.cart-backdrop{display:none}
dialog{border:0;border-radius:20px;width:min(760px,94vw);max-height:90vh;padding:0;box-shadow:0 30px 90px #0c173052;overflow:auto}dialog::backdrop{background:#09142ba3;backdrop-filter:blur(3px)}dialog article{padding:24px}.dialog-head{position:sticky;top:-24px;background:#fff;padding:4px 0 14px;z-index:2}.dialog-head button{font-size:22px;min-width:44px}.receipt-actions{margin-bottom:18px;flex-wrap:wrap}#receiptBody{max-width:420px;margin:auto}.receipt-title{text-align:center}.receipt-title h2{margin-bottom:0}.receipt-line{display:grid;grid-template-columns:1fr auto;gap:6px;padding:8px 0;border-bottom:1px dashed #ccd5e2}.receipt-total{font-size:20px;font-weight:800}.sale,.held-sale{display:grid;grid-template-columns:1fr auto;gap:5px;padding:14px;border-bottom:1px solid #e3e8f1}.sale small,.held-sale small{display:block;color:var(--muted)}.sale b:last-child{color:var(--blue)}.sale-actions,.held-actions{grid-column:1/-1;display:flex;gap:7px;justify-content:flex-end}.sale-actions button,.held-actions button{border:1px solid var(--line);background:#fff;border-radius:8px;padding:7px 10px}.history-filters{display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:8px;margin-bottom:12px}#cameraVideo{width:100%;max-height:60vh;background:#0b1220;border-radius:14px}#cameraStatus{text-align:center;color:var(--muted)}.settings-tabs{display:flex;gap:8px;border-bottom:1px solid var(--line);margin-bottom:18px}.settings-tabs button{border:0;background:transparent;padding:11px 14px;font-weight:700}.settings-tabs button.active{color:var(--blue);border-bottom:3px solid var(--blue)}.settings-grid{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin-bottom:16px}.settings-grid textarea,#refund textarea{min-height:82px}.check{display:flex;align-items:center;gap:8px}.check input{width:auto}.form-actions{display:flex;justify-content:flex-end;gap:8px}.hint{color:var(--muted);font-size:13px}.promo-row,.refund-row{display:grid;grid-template-columns:1fr auto auto;gap:10px;align-items:center;padding:11px 0;border-bottom:1px solid #e5eaf2}.promo-row small{display:block;color:var(--muted)}.promo-row button{border:1px solid var(--line);background:#fff;border-radius:8px;padding:8px}.shift-card,.summary-grid{background:#f6f8fc;border-radius:14px;padding:16px}.summary-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:10px}.summary-grid div{background:#fff;border:1px solid var(--line);border-radius:12px;padding:12px}.summary-grid b{display:block;font-size:20px;color:var(--blue)}#toast{position:fixed;bottom:25px;left:50%;transform:translate(-50%,30px);background:#111b30;color:#fff;padding:12px 18px;border-radius:10px;opacity:0;transition:.2s;pointer-events:none;z-index:100}#toast.show{opacity:1;transform:translate(-50%,0)}
@media(max-width:1100px){main{grid-template-columns:minmax(0,1fr) 390px}.products{grid-template-columns:repeat(auto-fill,minmax(165px,1fr))}.quick-actions button{padding:9px;font-size:13px}}
@media(max-width:850px){.app-header{padding:0 14px;height:64px;gap:10px}.store-context{display:none}.header-actions .ghost span,.header-actions a{display:none}.brand b{font-size:14px}main{display:block;min-height:calc(100vh - 64px)}.catalog{padding:18px 14px 96px}.title{align-items:flex-start}.title h1{font-size:26px}.quick-actions{display:grid;grid-template-columns:1fr 1fr}.quick-actions button{min-height:44px}.checkout{position:fixed;inset:64px 0 0;height:auto;z-index:40;transform:translateY(105%);transition:transform .25s ease;border:0;border-radius:20px 20px 0 0;padding-bottom:calc(20px + env(safe-area-inset-bottom))}.checkout.open{transform:translateY(0)}.mobile-only{display:inline-block}.cart-backdrop{position:fixed;inset:64px 0 0;background:#09142b7a;z-index:35}.cart-backdrop:not([hidden]){display:block}.mobile-cart{display:flex;position:fixed;left:12px;right:12px;bottom:calc(10px + env(safe-area-inset-bottom));z-index:30;background:var(--blue);color:#fff;border:0;border-radius:14px;padding:15px 18px;justify-content:space-between;font-weight:800;box-shadow:0 14px 34px #1649f54d}.cart{max-height:none}.products{grid-template-columns:repeat(2,minmax(0,1fr));gap:10px}.product{min-height:150px;padding:13px}.history-filters{grid-template-columns:1fr 1fr}.settings-grid{grid-template-columns:1fr}.payment-tabs{grid-template-columns:repeat(3,1fr)}.tax-fields{grid-template-columns:1fr}}
@media(max-width:460px){.app-header{gap:6px}.brand>span{width:38px;height:38px}.brand em{display:none}.header-actions{margin-left:auto}.header-actions button{padding:9px}.title{display:block}.quick-actions{margin-top:12px}.search{padding:0 10px}.search kbd,.search #count{display:none}.products{grid-template-columns:repeat(2,minmax(0,1fr))}.product{min-height:142px}.product img,.product .product-icon{width:40px;height:40px}.customer-card{grid-template-columns:1fr}.customer-card .wide{grid-column:auto}.split-payment{grid-template-columns:1fr}.split-payment p{grid-column:auto}.history-filters{grid-template-columns:1fr}dialog article{padding:18px}.summary-grid{grid-template-columns:1fr 1fr}}
@media(prefers-reduced-motion:reduce){*,*::before,*::after{scroll-behavior:auto!important;transition:none!important;animation:none!important}}