/* Reset / Base */
*,*::before,*::after{box-sizing:border-box}html{min-height:100%;-webkit-text-size-adjust:100%}body{min-height:100%;margin:0;background:linear-gradient(180deg,var(--zest-50) 0,var(--ice-50) 260px,var(--ice-100) 100%);color:var(--ink-900);font-family:var(--font-sans);font-size:16px;line-height:1.45}img{max-width:100%;height:auto}a{color:inherit}button,input,select{font:inherit}button{cursor:pointer}button:disabled,.button[aria-disabled=true]{cursor:not-allowed;opacity:.55}table{width:100%;border-collapse:collapse}th,td{text-align:left;padding:var(--space-3);border-bottom:1px solid var(--ice-100)}th{font-size:.78rem;text-transform:uppercase;letter-spacing:.08em;color:var(--ink-500)}:focus-visible{outline:3px solid color-mix(in srgb,var(--zest-500),white 15%);outline-offset:3px}
/* Variables */
:root{--zest-50:#fffbea;--zest-100:#fff3bf;--zest-300:#ffe066;--zest-500:#f5b700;--zest-600:#d89b00;--ink-900:#17212b;--ink-700:#344252;--ink-500:#667085;--ink-300:#b8c0cc;--ice-50:#f7fbfc;--ice-100:#edf5f7;--surface:#fff;--success:#18a058;--success-soft:#e8f7ef;--warning:#f59f00;--warning-soft:#fff4d6;--danger:#d94841;--danger-soft:#fdebea;--info:#2f80ed;--info-soft:#eaf3ff;--product-lemon:#f4c430;--product-lemon-soft:#fff7cf;--product-lime:#75b843;--product-lime-soft:#eef9df;--product-orange:#f28c28;--product-orange-soft:#fff0dc;--product-grapefruit:#e85d75;--product-grapefruit-soft:#ffe7ec;--space-1:.25rem;--space-2:.5rem;--space-3:.75rem;--space-4:1rem;--space-5:1.25rem;--space-6:1.5rem;--space-8:2rem;--radius-sm:10px;--radius-md:16px;--radius-lg:22px;--radius-xl:30px;--tap:44px;--container:1100px;--operator:680px;--font-sans:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;--shadow-sm:0 1px 2px #17212b12;--shadow-md:0 12px 32px #17212b14;--shadow-lg:0 22px 60px #17212b1f;--border:1px solid color-mix(in srgb,var(--ink-300),white 55%)}
/* Typography */
h1,h2,h3,p{margin-block-start:0}h1{font-size:clamp(2rem,8vw,4rem);line-height:.95;letter-spacing:-.055em}h2{font-size:clamp(1.35rem,4vw,2rem);letter-spacing:-.035em}h3{font-size:1.05rem}.eyebrow{font-size:.76rem;font-weight:850;letter-spacing:.12em;text-transform:uppercase;color:var(--ink-500)}.muted{color:var(--ink-500)}.wordmark{display:inline-flex;align-items:center;gap:.5rem;font-weight:950;letter-spacing:-.06em;font-size:1.35rem;text-decoration:none}.wordmark img{width:2rem;height:2rem;display:block;filter:drop-shadow(0 4px 8px #17212b18)}
/* Layout */
.mobile-header{position:sticky;top:0;z-index:20;display:flex;align-items:center;justify-content:space-between;gap:var(--space-3);padding:.7rem max(var(--space-4),env(safe-area-inset-left));background:rgba(255,255,255,.88);backdrop-filter:blur(16px);border-bottom:var(--border)}.header-meta{font-size:.78rem;color:var(--ink-500);font-weight:700}.header-nav{display:flex;gap:.35rem;align-items:center}.app-main{width:min(100%,var(--operator));margin:0 auto;padding:var(--space-5) var(--space-4) calc(6rem + env(safe-area-inset-bottom))}.page-header{display:flex;justify-content:space-between;align-items:flex-start;gap:var(--space-4);margin-bottom:var(--space-5)}.section-header{display:flex;align-items:end;justify-content:space-between;margin:var(--space-6) 0 var(--space-3)}.grid{display:grid;grid-template-columns:1fr;gap:var(--space-4)}.stack{display:grid;gap:var(--space-4)}.bottom-action-bar{position:fixed;left:0;right:0;bottom:0;z-index:30;padding:var(--space-3) max(var(--space-4),env(safe-area-inset-left)) calc(var(--space-3) + env(safe-area-inset-bottom));background:rgba(255,255,255,.92);border-top:var(--border);backdrop-filter:blur(18px);display:grid;grid-template-columns:1fr 1fr;gap:var(--space-3)}
/* Buttons */
.button,button{min-height:var(--tap);display:inline-flex;align-items:center;justify-content:center;gap:.5rem;border:1px solid transparent;border-radius:999px;padding:.78rem 1rem;font-weight:850;text-decoration:none;background:var(--ink-900);color:white;box-shadow:var(--shadow-sm)}.button.primary{background:linear-gradient(135deg,var(--ink-900),#26384a)}.button.secondary,button.secondary{background:var(--surface);color:var(--ink-900);border:var(--border)}.button.danger,button.danger{background:var(--danger);color:#fff}.button.ghost,button.ghost{background:transparent;color:var(--ink-700);box-shadow:none}.icon-button{width:var(--tap);padding:0;border-radius:14px}.icon-button svg,.place-icon svg{width:1.25rem;height:1.25rem;stroke-width:2.4}.full{width:100%}
/* Forms */
.auth-wrap{min-height:calc(100vh - 70px);display:grid;place-items:center}.auth-card{width:min(100%,440px);background:var(--surface);border:var(--border);border-radius:var(--radius-xl);padding:var(--space-6);box-shadow:var(--shadow-lg)}label,.field-label{display:grid;gap:.45rem;font-weight:800;color:var(--ink-700);margin-bottom:var(--space-4)}input,select{min-height:var(--tap);width:100%;border:var(--border);border-radius:14px;background:#fff;padding:.75rem .9rem;color:var(--ink-900)}
/* Cards */
.card,.metric-card,.empty-state,.status-banner{background:var(--surface);border:var(--border);border-radius:var(--radius-lg);box-shadow:var(--shadow-md);padding:var(--space-5)}.metric-card strong{display:block;font-size:clamp(1.6rem,6vw,2.6rem);letter-spacing:-.05em}.empty-state{text-align:center;color:var(--ink-500)}
/* Product Identity */
.product-lemon{--product:#f4c430;--product-soft:#fff7cf}.product-lime{--product:#75b843;--product-soft:#eef9df}.product-orange{--product:#f28c28;--product-soft:#fff0dc}.product-grapefruit{--product:#e85d75;--product-soft:#ffe7ec}.product-default{--product:var(--zest-500);--product-soft:var(--zest-50)}.product-badge{display:inline-flex;align-items:center;gap:.45rem;border-radius:999px;padding:.35rem .7rem;background:var(--product-soft);color:var(--ink-900);font-weight:850;border:1px solid color-mix(in srgb,var(--product),white 50%)}.product-badge::before{content:"";width:.65rem;height:.65rem;border-radius:50%;background:var(--product)}.product-card,.stock-card{position:relative;overflow:hidden;background:var(--surface);border:var(--border);border-left:7px solid var(--product);border-radius:var(--radius-lg);padding:var(--space-5);box-shadow:var(--shadow-md)}.product-card{background:linear-gradient(135deg,var(--product-soft),#fff 60%)}.place-card{display:block;position:relative;overflow:hidden;background:linear-gradient(135deg,#fff,var(--ice-50) 55%,var(--ice-100));border:var(--border);border-left:7px solid var(--info);border-radius:var(--radius-lg);padding:var(--space-5);box-shadow:var(--shadow-md);text-decoration:none;color:inherit}.place-card::after{content:"";position:absolute;right:-2.4rem;top:-2.6rem;width:7.5rem;height:7.5rem;border-radius:999px;background:color-mix(in srgb,var(--info),transparent 88%)}.place-card-header{display:flex;align-items:center;gap:var(--space-3)}.place-card h2{margin:0}.place-icon{display:grid;place-items:center;width:2.4rem;height:2.4rem;border-radius:14px;background:var(--info-soft);color:var(--info);font-weight:950}.place-icon.small{width:2rem;height:2rem;border-radius:12px}.admin-place-list-name{display:inline-flex;align-items:center;gap:var(--space-3);font-weight:850}.place-overview{display:grid;gap:.45rem;margin:var(--space-3) 0 0;color:var(--ink-700);font-size:.95rem;line-height:1.25}.place-overview-item{display:grid;grid-template-columns:auto minmax(0,1fr) auto;gap:.45rem;align-items:center;padding:.55rem .65rem;border:1px solid color-mix(in srgb,var(--product),white 50%);border-radius:999px;background:var(--product-soft)}.place-overview-item::before{content:"";width:.65rem;height:.65rem;border-radius:50%;background:var(--product)}.place-overview dt{overflow:hidden;text-overflow:ellipsis;white-space:nowrap;font-weight:850}.place-overview dd{margin:0;color:var(--ink-900);font-weight:750}.place-overview dd strong{font-size:1.1rem;font-weight:950}.place-overview-empty{color:var(--ink-500);font-weight:750}.stock-qty{font-size:2.3rem;font-weight:950;letter-spacing:-.06em}.negative{border-color:color-mix(in srgb,var(--danger),white 55%);background:linear-gradient(135deg,var(--danger-soft),#fff 65%)}
/* Operator Mobile UI */
.hero-result{background:linear-gradient(145deg,var(--product-soft),#fff 58%);border:1px solid color-mix(in srgb,var(--product),white 45%);border-radius:32px;padding:var(--space-6);box-shadow:var(--shadow-lg);position:relative;overflow:hidden}.hero-result::after{content:"";position:absolute;inset:auto -55px -70px auto;width:180px;height:180px;border-radius:50%;background:color-mix(in srgb,var(--product),transparent 76%)}.result-action{display:inline-flex;border-radius:999px;background:var(--ink-900);color:white;padding:.35rem .7rem;font-weight:950;letter-spacing:.12em;font-size:.75rem}.result-amount{font-size:clamp(3rem,16vw,6rem);line-height:.9;font-weight:950;letter-spacing:-.08em;margin:.75rem 0}.result-place{font-size:1.25rem;color:var(--ink-700);font-weight:800}.current-stock{margin-top:var(--space-5);padding:var(--space-4);border-radius:20px;background:#fff;border:var(--border)}.undo-panel{display:grid;gap:var(--space-3);background:var(--surface);border:var(--border);border-radius:var(--radius-lg);box-shadow:var(--shadow-md);padding:var(--space-5)}.event-card{display:flex;gap:var(--space-3);align-items:flex-start;background:var(--surface);border:var(--border);border-radius:var(--radius-md);padding:var(--space-4);box-shadow:var(--shadow-sm)}.event-sign{min-width:3rem;height:3rem;border-radius:16px;display:grid;place-items:center;font-size:1.15rem;font-weight:950;background:var(--success-soft);color:var(--success)}.event-sign.minus{background:var(--info-soft);color:var(--info)}.event-sign.reversal{background:var(--ice-100);color:var(--ink-500)}.event-meta{display:grid;gap:.15rem;margin:.2rem 0 .5rem}.event-time{display:block}
/* Admin UI */
.admin-shell{width:min(100%,var(--container));margin:0 auto;padding:var(--space-5) var(--space-4);display:grid;gap:var(--space-5)}.admin-nav{display:grid;grid-template-columns:repeat(auto-fit,minmax(140px,1fr));gap:.6rem}.admin-nav a{padding:.85rem 1rem;border-radius:16px;background:#fff;border:var(--border);text-decoration:none;font-weight:850}.admin-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(170px,1fr));gap:var(--space-4)}.table-card{overflow:auto;background:#fff;border:var(--border);border-radius:var(--radius-lg);box-shadow:var(--shadow-md)}.report-filters{display:grid;grid-template-columns:repeat(auto-fit,minmax(180px,1fr));gap:var(--space-3)}.chart-placeholder{min-height:180px;display:grid;place-items:center;border:1px dashed var(--ink-300);border-radius:var(--radius-lg);background:linear-gradient(135deg,var(--ice-50),#fff)}
.product-color-row{display:grid;grid-template-columns:1fr auto;gap:var(--space-3);align-items:center;padding:var(--space-3);border:1px solid color-mix(in srgb,var(--product),white 58%);border-left:7px solid var(--product);border-radius:var(--radius-md);background:linear-gradient(135deg,var(--product-soft),#fff 70%)}.color-field{margin:0}input[type=color]{width:4rem;padding:.25rem}.event-product-line{display:flex;flex-wrap:wrap;align-items:center;gap:.35rem}.event-amount-line{margin:.35rem 0 .25rem;font-weight:850;color:var(--ink-700)}
/* QR Matrix */
.qr-page{width:min(100%,1180px);margin:0 auto;padding:var(--space-5)}.qr-section{background:#fff;border:2px solid var(--ink-900);border-radius:20px;margin:var(--space-6) 0;padding:var(--space-5)}.qrgrid{display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:18px}.qr{display:grid;gap:.5rem;place-items:center;text-align:center;background:#fff;border:1px solid var(--ink-300);border-radius:16px;padding:14px;text-decoration:none;break-inside:avoid}.qr img{width:112px;height:112px}.qr small{font-weight:850;color:var(--ink-900)}
.printable-matrix{align-items:start}.qr-page .row{margin-bottom:var(--space-5)}
.qr[style*="--product"]{border-color:color-mix(in srgb,var(--product),white 50%);border-top:6px solid var(--product);background:linear-gradient(180deg,var(--product-soft),#fff 42%)}
@media print{.printable-matrix{grid-template-columns:repeat(4,1fr);gap:10px}.qr{border-color:#111;border-radius:8px;padding:10px}.qr small{font-size:.78rem}.qr-page .row{display:block;margin-bottom:8px}.qr-section{border-radius:8px;margin:12px 0;padding:12px}}
/* Status / Alerts */
.status-banner{box-shadow:none}.status-success,.success{background:var(--success-soft);border-color:color-mix(in srgb,var(--success),white 65%);color:#0f6b3b}.status-warning,.warn{background:var(--warning-soft);border-color:color-mix(in srgb,var(--warning),white 55%);color:#8a5a00}.status-danger,.error{background:var(--danger-soft);border-color:color-mix(in srgb,var(--danger),white 55%);color:#8f2721}.status-info{background:var(--info-soft);border-color:color-mix(in srgb,var(--info),white 65%)}.pill{display:inline-flex;align-items:center;border-radius:999px;padding:.3rem .65rem;background:var(--ice-100);font-size:.78rem;font-weight:850;color:var(--ink-700)}
/* Utilities */
.row{display:flex;align-items:center;justify-content:space-between;gap:var(--space-3)}.sr-only{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0,0,0,0)}.mt{margin-top:var(--space-5)}.hide-mobile{display:none}
@media (min-width:760px){.app-main{padding-top:var(--space-8)}.grid.two{grid-template-columns:1fr 1fr}.hide-mobile{display:initial}.bottom-action-bar{left:50%;transform:translateX(-50%);max-width:680px;border:var(--border);border-radius:24px 24px 0 0}.admin-shell{grid-template-columns:220px 1fr}.admin-nav{display:flex;flex-direction:column;position:sticky;top:84px;align-self:start}.admin-content{min-width:0}}
/* Print */
@media print{body{background:#fff}.mobile-header,.button,.bottom-action-bar,.no-print{display:none!important}.app-main,.qr-page{max-width:none;width:100%;padding:0}.qr-section{page-break-inside:avoid;box-shadow:none}.qr{padding:18px}.qr img{width:132px;height:132px}}
.new-product-menu{position:relative}.new-product-menu>summary{list-style:none}.new-product-menu>summary::-webkit-details-marker,.product-list-item>summary::-webkit-details-marker{display:none}.new-product-menu .product-management-form{position:absolute;right:0;top:calc(100% + .75rem);z-index:10;width:min(680px,calc(100vw - 2rem))}.product-management-form h2{margin-bottom:var(--space-4)}.product-form-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:var(--space-3);align-items:end}.product-form-grid label{margin:0}.product-list{display:grid;gap:var(--space-3)}.product-list-item{background:#fff;border:var(--border);border-left:7px solid var(--product);border-radius:var(--radius-lg);box-shadow:var(--shadow-sm);overflow:hidden}.product-list-item.is-archived{opacity:.68;background:var(--ice-50)}.product-list-item>summary{display:grid;grid-template-columns:minmax(180px,1fr) minmax(130px,auto) auto;gap:var(--space-3);align-items:center;padding:var(--space-4);cursor:pointer}.product-list-item>summary::after{content:"›";grid-row:1;grid-column:-1;align-self:center;justify-self:end;line-height:1;font-size:1.5rem;font-weight:900;color:var(--ink-500);transform:rotate(90deg)}.product-list-item[open]>summary::after{transform:rotate(-90deg)}.product-list-meta{font-weight:800}.product-editor{display:grid;gap:var(--space-3);padding:0 var(--space-4) var(--space-4);border-top:1px solid var(--ice-100)}.product-editor form{margin-top:var(--space-4)}input[type=color]{width:4rem;padding:.25rem}@media (max-width:759px){.page-header{display:grid}.new-product-menu .product-management-form{position:static;width:100%;margin-top:var(--space-3)}.product-list-item>summary{grid-template-columns:1fr auto}.product-list-meta{grid-column:1/-1}.product-list-item>summary::after{grid-row:1;grid-column:2}.product-form-grid{grid-template-columns:1fr}.product-editor button{width:100%}}

/* Desktop backoffice experience */
@media (min-width:760px){
  .app-main.admin-area{width:min(100%,1280px);padding:var(--space-6) var(--space-6) var(--space-8)}
  .app-main.admin-area>.page-header,.app-main.admin-area>.grid,.app-main.admin-area>.stack,.app-main.admin-area>.table-card,.app-main.admin-area>h1{width:min(100%,var(--container));margin-inline:auto}
  .app-main.admin-area>.grid{grid-template-columns:repeat(auto-fill,minmax(260px,1fr))}
  .app-main.admin-area>.stack{grid-template-columns:repeat(auto-fill,minmax(360px,1fr));align-items:start}
  .app-main.admin-area h1{font-size:clamp(2.4rem,5vw,4.8rem)}
  .admin-shell{width:100%;max-width:1240px;grid-template-columns:260px minmax(0,1fr);gap:var(--space-6);padding:0}
  .admin-nav{top:calc(70px + var(--space-5));gap:.45rem;padding:var(--space-4);border:var(--border);border-radius:var(--radius-xl);background:rgba(255,255,255,.78);box-shadow:var(--shadow-md);backdrop-filter:blur(18px)}
  .admin-nav a{display:flex;align-items:center;min-height:3rem;border-color:transparent;background:transparent;color:var(--ink-700);box-shadow:none}
  .admin-nav a:hover,.admin-nav a:focus-visible{background:var(--ice-50);border-color:color-mix(in srgb,var(--ink-300),white 55%);color:var(--ink-900)}
  .admin-content{display:grid;gap:var(--space-5)}
  .admin-content>.eyebrow{margin:0}.admin-content>h1{margin-bottom:0}
  .admin-grid{grid-template-columns:repeat(3,minmax(0,1fr));gap:var(--space-4)}
  .metric-card{min-height:150px;display:flex;flex-direction:column;justify-content:space-between;border-radius:26px;background:linear-gradient(145deg,#fff,var(--ice-50));transition:transform .18s ease,box-shadow .18s ease}
  .metric-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-lg)}
  .metric-card span{font-weight:850;color:var(--ink-500)}
  .table-card{border-radius:26px}.table-card table{min-width:760px}.table-card th{position:sticky;top:0;background:#fff;z-index:1}.table-card td{vertical-align:middle}.table-card td form{display:inline-flex;margin:0 var(--space-2) 0 0}.table-card td form:last-child{margin-right:0}
  .product-list{gap:var(--space-4)}
  .product-list-item{border-radius:24px}.product-list-item>summary{grid-template-columns:minmax(220px,1fr) 160px 120px auto;padding:var(--space-5)}
  .product-editor{padding:var(--space-5);grid-template-columns:minmax(0,1fr) auto;align-items:end}.product-editor form{margin-top:0}
  .new-product-menu .product-management-form{width:min(760px,calc(100vw - 320px - 3rem))}
}

@media (min-width:1120px){
  .admin-grid{grid-template-columns:repeat(6,minmax(0,1fr))}
  .admin-grid .metric-card{grid-column:span 2}
  .admin-grid .metric-card:nth-child(-n+2){grid-column:span 3}
}
.manual-flow h1{margin-bottom:var(--space-3)}.manual-form{display:grid;gap:var(--space-4)}.manual-form label{margin:0}.amount-chips{display:grid;grid-template-columns:repeat(auto-fit,minmax(70px,1fr));gap:var(--space-2)}.amount-chips button{box-shadow:none}.manual-actions{display:grid;grid-template-columns:1fr 1fr;gap:var(--space-3)}.manual-actions button{width:100%}
.printqr-form{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:16px;align-items:end}.printqr-page{padding-top:var(--space-5)}.printqr-matrix .qr strong{font-size:1rem;color:var(--ink-900)}.print-only{display:none}
@media print{.print-only{display:flex}.printqr-matrix{grid-template-columns:repeat(3,1fr);gap:12mm}.printqr-matrix .qr{min-height:62mm;padding:8mm}.printqr-matrix .qr img{width:38mm;height:38mm}.printqr-matrix .qr strong{font-size:13pt}.printqr-matrix .qr small{font-size:9pt;line-height:1.25}}
.printqr-form .is-hidden{display:none!important}
.printqr-submit-row{grid-column:1/-1;display:flex;justify-content:flex-start}.printqr-submit-row button{min-width:180px}
@media (max-width:640px){.printqr-form{grid-template-columns:1fr;gap:12px}.printqr-form label,.printqr-submit-row,.printqr-submit-row button{width:100%}}
/* In-app QR scanner */
.app-main.scan-main{height:calc(var(--scan-vh,100vh) - 62px);height:calc(var(--scan-vh,100dvh) - 62px);padding-top:var(--space-3);padding-bottom:calc(var(--space-3) + env(safe-area-inset-bottom));display:flex;flex-direction:column;overflow:hidden}.scanner-page{min-height:0;flex:1;display:grid;grid-template-rows:auto minmax(0,1fr);gap:var(--space-2);overflow:hidden}.scanner-page .page-header{margin-bottom:0}.scanner-page h1{font-size:clamp(1.55rem,6vw,2.35rem);margin-bottom:var(--space-2)}.scanner-page .muted{margin-bottom:0;font-size:.95rem;line-height:1.3}.scanner-card{position:relative;overflow:hidden;background:#06111d;border:var(--border);border-radius:20px;box-shadow:var(--shadow-lg);min-height:0;height:100%;max-height:100%}.scanner-video{position:absolute;inset:0;display:block;width:100%;height:100%;object-fit:cover;background:#06111d}.scanner-frame{position:absolute;inset:50% auto auto 50%;width:min(62vw,260px,68%);aspect-ratio:1;transform:translate(-50%,-50%);border:4px solid var(--zest-300);border-radius:22px;box-shadow:0 0 0 999px rgba(6,17,29,.38),0 0 34px rgba(245,183,0,.35)}.scanner-controls{position:absolute;left:var(--space-2);right:var(--space-2);bottom:var(--space-2);display:grid;gap:var(--space-2)}.scanner-card .status-banner{margin:0;padding:var(--space-3);text-align:center;font-weight:850}.scanner-actions{display:flex;flex-wrap:wrap;justify-content:center;gap:var(--space-2)}.scanner-controls button,.scanner-controls label{min-width:10rem}@media (max-width:640px){.app-main.scan-main{height:calc(var(--scan-vh,100vh) - 56px);height:calc(var(--scan-vh,100dvh) - 56px);padding-inline:var(--space-3)}.scanner-frame{width:min(64vw,220px,70%)}.scanner-card .status-banner{font-size:.92rem;line-height:1.25}.scanner-controls button,.scanner-controls label{min-height:2.5rem;padding:.55rem .9rem}}