:root {
  --navy: #0b1d4f; --navy-2: #132a6b; --blue: #1448ac; --red: #d0101c; --red2: #ba0016; --white: #ffffff; --mist: #e9eefb;
  --bg: #f0f3fa; --line: #d9e0ef; --muted: #5b6b8c; --text: #0b1d4f; --ok: #0f7a3f;
  --shadow: 0 8px 28px rgba(11,29,79,.08); --ticket-w: 340px; --rail-w: 148px; --top-h: 58px;
  --sec-appetizers:#1e3a8a; --sec-burgers:#b45309; --sec-fish:#0e7490; --sec-bbq:#d0101c;
  --sec-sides:#166534; --sec-premium-sides:#7c3aed; --sec-pastry:#be185d; --sec-drinks:#0369a1; --sec-default:#0b1d4f;
}
*{box-sizing:border-box;-webkit-tap-highlight-color:transparent}
html,body{margin:0;padding:0;height:100%;font-family:Inter,system-ui,sans-serif;color:var(--text);background:#fff;overflow:hidden;-webkit-font-smoothing:antialiased}
button,input,select,textarea{font:inherit}
h1,h2,h3,.brand-title{font-family:Anton,Impact,sans-serif;font-weight:400;letter-spacing:.02em;text-transform:uppercase;margin:0}
.hidden{display:none!important}
.signin{min-height:100vh;display:flex;align-items:center;justify-content:center;background:linear-gradient(155deg,#0b1d4f 0%,#1448ac 28%,#e9eefb 58%,#fff 78%,#fde8ea 100%);padding:24px;overflow:auto}
.signin-card{width:min(420px,100%);background:#fff;border:1px solid var(--line);border-radius:20px;box-shadow:var(--shadow);padding:0;text-align:center;overflow:hidden}
.signin-card .stripe{height:6px;background:linear-gradient(90deg,#0b1d4f 0 28%,#fff 28% 40%,#d0101c 40% 100%)}
.signin-card .inner{padding:28px}
.signin-card img{height:84px;width:84px;border-radius:50%;object-fit:cover;margin-bottom:10px;box-shadow:0 8px 22px rgba(11,29,79,.18)}
.signin-card .sub{color:var(--muted);font-size:14px;margin:6px 0 18px}
.pin-display{font-family:Anton,Impact,sans-serif;letter-spacing:.35em;font-size:34px;background:var(--bg);border:1px solid var(--line);border-radius:12px;padding:14px;margin-bottom:14px;min-height:64px}
.pin-pad{display:grid;grid-template-columns:repeat(3,1fr);gap:10px}
.pin-pad button{border:1px solid var(--line);background:#fff;border-radius:12px;padding:18px 0;font-size:22px;font-weight:700;color:var(--navy);cursor:pointer;min-height:56px}
.pin-pad button.go{background:var(--red);color:#fff;border-color:var(--red)}
.pin-pad button.warn{color:var(--red)}
.signin-err{color:var(--red);min-height:20px;font-size:13px;margin-top:10px}
.cashier-list{text-align:left;margin-top:16px;max-height:160px;overflow:auto}
.cashier-list button{width:100%;text-align:left;border:1px solid var(--line);background:#fff;border-radius:10px;padding:12px;margin-bottom:8px;cursor:pointer;min-height:48px}
.cashier-list button.active{border-color:var(--navy);background:#eef2fb}
.pos-shell{height:100vh;display:flex;flex-direction:column;background:#fff}
.topbar{height:var(--top-h);flex:0 0 var(--top-h);display:flex;align-items:center;gap:10px;padding:0 12px;border-bottom:1px solid var(--line);position:relative}
.topbar::before{content:"";position:absolute;left:0;right:0;top:0;height:3px;background:linear-gradient(90deg,#0b1d4f 0 28%,#fff 28% 40%,#d0101c 40% 100%)}
.topbar img{height:40px;width:40px;border-radius:50%;object-fit:cover;background:#fff;box-shadow:0 2px 8px rgba(11,29,79,.15)}
.topbar .brand{display:flex;flex-direction:column;line-height:1.05}
.topbar .brand strong{font-family:Anton,Impact,sans-serif;font-size:16px}
.topbar .brand span{font-size:11px;color:var(--muted)}
.topbar .spacer{flex:1}
.chip{display:inline-flex;align-items:center;gap:6px;background:var(--bg);border:1px solid var(--line);border-radius:999px;padding:7px 12px;font-size:13px;font-weight:600}
.chip.open{background:#e8f7ee;border-color:#b7e4c7;color:var(--ok)}
.chip.sync{background:#eef2fb}
.chip.warn{background:#fff7e6;border-color:#f0d9a8;color:#7a4b00}
.btn{border:1px solid var(--line);background:#fff;color:var(--navy);border-radius:10px;padding:10px 14px;font-weight:700;cursor:pointer;min-height:44px}
.btn{border-radius:999px}.btn.primary{background:var(--red);color:#fff;border-color:var(--red);box-shadow:0 8px 20px -10px #d0101caa}
.btn.ghost{background:transparent}
.btn:disabled{opacity:.45;cursor:not-allowed}
.pos{flex:1;min-height:0;display:grid;grid-template-columns:var(--rail-w) 1fr var(--ticket-w);background:var(--bg)}
.sec-rail{
  overflow-y:auto;display:flex;flex-direction:column;padding:8px 0;position:relative;color:var(--navy);
  background:#fff;border-right:1px solid var(--line);
}
.sec-rail::before{display:none;content:none}
.sec-rail > *{position:relative;z-index:1}
.sec-rail button{border:0;background:transparent;color:var(--navy);text-align:left;padding:14px 12px;margin:2px 8px;border-radius:12px;font-weight:800;font-size:14px;cursor:pointer;border-left:4px solid transparent;min-height:52px;line-height:1.2}
.sec-rail button.active,.sec-rail button:hover{background:var(--navy);color:#fff;border-left-color:var(--navy)}
.sec-rail button.active{box-shadow:none}
.item-stage{display:flex;flex-direction:column;min-width:0;min-height:0}
.stage-head{flex:0 0 auto;padding:10px 14px;background:#fff;border-bottom:1px solid var(--line);display:flex;align-items:center;justify-content:space-between}
.stage-head h2{font-size:22px}
.stage-head .hint{color:var(--muted);font-size:12px}
.item-grid{flex:1;overflow:auto;padding:12px;display:grid;grid-template-columns:repeat(auto-fill,minmax(148px,1fr));gap:10px;align-content:start}
.item-btn{border:0;border-radius:14px;padding:14px 12px;min-height:96px;text-align:left;cursor:pointer;color:#fff;display:flex;flex-direction:column;justify-content:space-between;gap:8px;box-shadow:0 4px 14px rgba(11,29,79,.12)}
.item-btn:active{transform:scale(.97)}
.item-btn .n{font-weight:800;font-size:15px;line-height:1.2}
.item-btn .d{font-size:11px;opacity:.88;line-height:1.25;flex:1}
.item-btn .p{font-family:Anton,Impact,sans-serif;font-size:22px;align-self:flex-end}
.item-btn.sec-appetizers{background:var(--sec-appetizers)}.item-btn.sec-burgers{background:var(--sec-burgers)}
.item-btn.sec-fish{background:var(--sec-fish)}.item-btn.sec-bbq{background:var(--sec-bbq)}
.item-btn.sec-sides{background:var(--sec-sides)}.item-btn.sec-premium-sides{background:var(--sec-premium-sides)}
.item-btn.sec-pastry{background:var(--sec-pastry)}.item-btn.sec-drinks{background:var(--sec-drinks)}.item-btn.sec-default{background:var(--sec-default)}
.ticket{background:#fff;border-left:1px solid var(--line);display:flex;flex-direction:column;min-height:0}
.ticket-head{padding:12px 14px;border-bottom:1px solid var(--line);display:flex;align-items:center;justify-content:space-between}
.ticket-head h3{font-size:22px}
.ticket-lines{flex:1;overflow:auto;padding:8px 12px}
.tline{display:grid;grid-template-columns:1fr auto;gap:6px;padding:12px 0;border-bottom:1px dashed var(--line)}
.tline .meta{font-size:12px;color:var(--muted);margin-top:2px}
.tline .qty{display:inline-flex;align-items:center;gap:6px;margin-top:8px}
.tline .qty button{width:36px;height:36px;border-radius:10px;border:1px solid var(--line);background:#fff;font-weight:800;font-size:18px;cursor:pointer}
.ticket-foot{border-top:1px solid var(--line);padding:12px 14px 14px;background:#fafbff}
.totals{display:grid;gap:4px;font-size:14px;margin-bottom:10px}
.totals div{display:flex;justify-content:space-between}
.totals .grand{font-size:26px;font-family:Anton,Impact,sans-serif;color:var(--navy);margin-top:4px}
.pay-btn{width:100%;border:0;background:var(--red);color:#fff;border-radius:12px;padding:18px;font-size:18px;font-weight:800;cursor:pointer;min-height:60px}
.pay-btn:disabled{opacity:.4;cursor:not-allowed}
.ticket-tools{display:grid;grid-template-columns:1fr 1fr;gap:8px;margin-bottom:8px}
.modal-back{position:fixed;inset:0;background:rgba(11,29,79,.45);display:flex;align-items:center;justify-content:center;z-index:50;padding:16px}
.modal{width:min(560px,100%);background:#fff;border-radius:16px;border:1px solid var(--line);box-shadow:var(--shadow);max-height:92vh;overflow:auto}
.modal.wide{width:min(720px,100%)}
.modal header{display:flex;align-items:center;justify-content:space-between;padding:14px 16px;border-bottom:1px solid var(--line)}
.modal header h3{font-size:22px}
.modal .body{padding:16px}
.modal .foot{padding:12px 16px 16px;display:flex;gap:8px;justify-content:flex-end;border-top:1px solid var(--line)}
.quick-cash{display:grid;grid-template-columns:repeat(3,1fr);gap:8px;margin:10px 0}
.quick-cash button{padding:16px 8px;font-weight:700;min-height:52px}
.change-due{background:#e8f7ee;border:1px solid #b7e4c7;color:var(--ok);border-radius:12px;padding:14px;text-align:center;font-size:28px;font-family:Anton,Impact,sans-serif;margin-top:8px}
.change-due span{display:block;font-family:Inter,system-ui;font-size:12px;color:var(--muted);letter-spacing:.06em;text-transform:uppercase}
.side-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(140px,1fr));gap:8px}
.side-grid button{border:2px solid var(--line);background:#fff;border-radius:12px;padding:14px 10px;text-align:left;cursor:pointer;min-height:64px;font-weight:700}
.side-grid button.picked{border-color:var(--navy);background:#eef2fb}
.side-grid button .sub{display:block;font-size:11px;color:var(--muted);font-weight:500;margin-top:4px}
.field{display:flex;flex-direction:column;gap:4px;margin-bottom:10px}
.field label{font-size:12px;font-weight:600;color:var(--muted);text-transform:uppercase;letter-spacing:.04em}
.field input,.field select,.field textarea{border:1px solid var(--line);border-radius:10px;padding:12px;background:#fff;min-height:44px}
.receipt{font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;font-size:13px;white-space:pre-wrap;background:#fff;border:1px dashed var(--line);border-radius:8px;padding:16px;max-width:360px;margin:0 auto}
.toast{position:fixed;bottom:20px;left:50%;transform:translateX(-50%);background:var(--navy);color:#fff;padding:10px 16px;border-radius:999px;z-index:70;font-size:14px;box-shadow:var(--shadow);max-width:90vw;text-align:center;pointer-events:none}
#rprint{display:none}
@media print{
  @page{size:58mm auto;margin:0}
  body>*:not(#rprint){display:none!important}
  body{background:#fff;padding:0}
  #rprint{display:block}#rprint,#rprint *{color:#000!important;background:#fff!important}
  #rprint .paper{width:48mm;box-shadow:none;padding:1mm 0;margin:0;font:600 2.4mm/1.3 'Courier New',ui-monospace,monospace;border:0}
  #rprint .rl{white-space:pre;overflow:hidden}#rprint .rl.b{font-weight:800}
}

/* ——— Responsive / touch ——— */
html{height:100%;height:100dvh}
body{height:100%;height:100dvh;overflow:hidden}
.pos-shell{height:100%;height:100dvh;padding:env(safe-area-inset-top) env(safe-area-inset-right) 0 env(safe-area-inset-left)}
.field input,.field select,.field textarea,.pin-display,input,select,textarea{font-size:16px!important} /* avoid iOS zoom */
.btn,.pay-btn,.pin-pad button,.item-btn,.sec-rail button,.tline .qty button{touch-action:manipulation}

/* Sticky ticket dock (phone / portrait tablet) — hidden on wide landscape */
.ticket-dock{display:none}
.ticket-backdrop{display:none;position:fixed;inset:0;background:rgba(7,18,47,.45);z-index:35;border:0;padding:0}
.ticket-backdrop.open{display:block}
.ticket .sheet-handle{display:none}

/* —— Phone (portrait-ish narrow) —— */
@media (max-width:700px){
  :root{--top-h:52px}
  .topbar{padding:0 8px;gap:6px;flex-wrap:nowrap;overflow:hidden}
  .topbar .brand span,.topbar .chip.sync,.topbar .chip:not(.open):not(.warn){display:none}
  .topbar .brand strong{font-size:14px}
  .topbar img{height:34px;width:34px}
  .topbar{gap:4px}
  .topbar .btn{padding:8px 10px;min-height:40px;font-size:12px}
  .topbar .chip{padding:6px 8px;font-size:11px}
  .topbar #btnCloseShift,.topbar #btnPrinter,.topbar #btnLock{display:none}
  .topbar .more-btn{display:inline-flex!important}
  .toast{bottom:calc(88px + env(safe-area-inset-bottom))!important;top:auto!important;z-index:55;max-width:min(320px,90vw)}
  .pos.ticket-open .toast{bottom:auto!important;top:calc(var(--top-h) + 10px)!important}
  .pos{
    display:flex;flex-direction:column;
    grid-template-columns:unset;grid-template-rows:unset;
    height:100%;min-height:0;position:relative;
    padding-bottom:calc(72px + env(safe-area-inset-bottom));
  }
  .sec-rail{
    flex:0 0 auto;flex-direction:row;flex-wrap:nowrap;
    overflow-x:auto;overflow-y:hidden;-webkit-overflow-scrolling:touch;
    height:auto;max-height:none;padding:8px 8px 6px;
    scrollbar-width:none;
  }
  .sec-rail::-webkit-scrollbar{display:none}
  .sec-rail button{
    flex:0 0 auto;white-space:nowrap;min-height:44px;min-width:44px;
    padding:10px 14px;margin:0 4px 0 0;border-left:0;border-bottom:3px solid transparent;
    font-size:14px;border-radius:999px;
  }
  .sec-rail{background:#fff;border-right:0;border-bottom:1px solid var(--line);color:var(--navy)}
  .sec-rail button{background:var(--bg);color:var(--navy);border:1px solid var(--line)}
  .sec-rail button.active{border-left-color:transparent;border-bottom-color:var(--navy);background:var(--navy);color:#fff;border-color:var(--navy)}
  .item-stage{flex:1;min-height:0;display:flex;flex-direction:column}
  .stage-head{padding:8px 12px}
  .stage-head h2{font-size:18px}
  .item-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:8px;padding:8px 10px 16px}
  .item-btn{min-height:88px;padding:12px 10px;border-radius:12px}
  .item-btn .n{font-size:14px}.item-btn .p{font-size:18px}

  /* Ticket as bottom sheet */
  .ticket{
    position:fixed;left:0;right:0;bottom:0;z-index:40;
    max-height:min(78vh,720px);height:auto;
    border-left:0;border-top:1px solid var(--line);border-radius:18px 18px 0 0;
    transform:translateY(110%);
    transition:transform .28s cubic-bezier(.2,.8,.2,1),visibility .28s;
    box-shadow:0 -12px 40px rgba(11,29,79,.18);
    padding-bottom:env(safe-area-inset-bottom);
    display:flex;flex-direction:column;
    pointer-events:none;visibility:hidden;
  }
  .pos.ticket-open .ticket{transform:translateY(0);pointer-events:auto;visibility:visible}
  .ticket .sheet-handle{display:block;width:42px;height:4px;border-radius:4px;background:#c9d3ea;margin:8px auto 0;flex:0 0 auto}
  .ticket-head{padding:8px 14px;flex:0 0 auto}
  .ticket-lines{flex:1;min-height:0;overflow:auto}
  .ticket-foot{flex:0 0 auto}
  .tline .qty button{width:44px;height:44px}

  .ticket-dock{
    display:flex;align-items:center;gap:8px;
    position:fixed;left:0;right:0;bottom:0;z-index:45;
    padding:10px 12px calc(10px + env(safe-area-inset-bottom));
    background:#fff;border-top:1px solid var(--line);
    box-shadow:0 -8px 24px rgba(11,29,79,.1);
  }
  .pos.ticket-open .ticket-dock{display:none}
  .ticket-dock .dock-main{
    flex:1;display:flex;align-items:center;justify-content:space-between;gap:8px;
    border:1px solid var(--line);background:var(--bg);border-radius:14px;
    padding:10px 14px;min-height:52px;font-weight:800;color:var(--navy);cursor:pointer;
  }
  .ticket-dock .dock-main .dock-total{font-family:Anton,Impact,sans-serif;font-size:22px;font-weight:400}
  .ticket-dock .dock-pay{flex:0 0 auto;width:auto;min-width:120px;padding:14px 18px;min-height:52px;border-radius:14px;margin:0}
}

/* —— Tablet portrait (iPad / Android tablet): rail + grid + collapsible ticket —— */
@media (min-width:701px) and (max-width:1180px) and (orientation:portrait){
  :root{--rail-w:132px;--ticket-w:0px}
  .pos{
    display:grid;grid-template-columns:var(--rail-w) 1fr;grid-template-rows:1fr;
    position:relative;padding-bottom:calc(72px + env(safe-area-inset-bottom));
  }
  .sec-rail{flex-direction:column;overflow-y:auto;overflow-x:hidden}
  .sec-rail button{min-height:48px;font-size:13px;padding:12px 10px}
  .item-grid{grid-template-columns:repeat(auto-fill,minmax(150px,1fr));gap:10px}
  .ticket{
    position:fixed;top:var(--top-h);right:0;bottom:0;width:min(380px,92vw);z-index:40;
    border-left:1px solid var(--line);
    transform:translateX(105%);transition:transform .28s cubic-bezier(.2,.8,.2,1);
    box-shadow:-12px 0 40px rgba(11,29,79,.18);
  }
  .pos.ticket-open .ticket{transform:translateX(0)}
  .ticket-dock{
    display:flex;align-items:center;gap:10px;
    position:fixed;left:0;right:0;bottom:0;z-index:45;
    padding:10px 16px calc(10px + env(safe-area-inset-bottom));
    background:#fff;border-top:1px solid var(--line);
    box-shadow:0 -8px 24px rgba(11,29,79,.1);
  }
  .pos.ticket-open .ticket-dock{opacity:.0;pointer-events:none}
  .ticket-dock .dock-main{
    flex:1;display:flex;align-items:center;justify-content:space-between;
    border:1px solid var(--line);background:var(--bg);border-radius:14px;
    padding:12px 16px;min-height:52px;font-weight:800;color:var(--navy);cursor:pointer;
  }
  .ticket-dock .dock-main .dock-total{font-family:Anton,Impact,sans-serif;font-size:24px;font-weight:400}
  .ticket-dock .dock-pay{flex:0 0 auto;min-width:140px;min-height:52px;border-radius:14px;margin:0;width:auto;padding:14px 20px}
  .topbar .brand span{display:none}
}

/* —— Landscape tablet / desktop: classic 3-column —— */
@media (min-width:701px) and (orientation:landscape), (min-width:1181px){
  #closeTicket{display:none!important}
  .pos{display:grid;grid-template-columns:var(--rail-w) 1fr var(--ticket-w);padding-bottom:0}
  .ticket{position:relative;transform:none!important;width:auto;max-height:none;border-radius:0;box-shadow:none}
  .ticket-dock{display:none!important}
  .ticket-backdrop{display:none!important}
}
@media (min-width:701px) and (max-width:1100px) and (orientation:landscape){
  :root{--rail-w:120px;--ticket-w:280px}
  .item-grid{grid-template-columns:repeat(auto-fill,minmax(130px,1fr))}
  .topbar .brand span{display:none}
}
@media (min-width:1101px){
  :root{--rail-w:148px;--ticket-w:340px}
}

/* Sign-in safe area */
.signin{padding:max(24px, env(safe-area-inset-top)) max(24px, env(safe-area-inset-right)) max(24px, env(safe-area-inset-bottom)) max(24px, env(safe-area-inset-left))}


/* Specials / Combos section accents */
.item-btn.sec-specials{border-color:#d0101c;box-shadow:inset 0 0 0 1px #d0101c33}
.item-btn.sec-combos{border-color:#1448ac;box-shadow:inset 0 0 0 1px #1448ac33}
.item-btn.active{outline:2px solid #0b1d4f;outline-offset:1px}
.sec-rail button[data-sid="specials"].active{background:#d0101c}
.sec-rail button[data-sid="combos"].active{background:#1448ac}

/* ——— v10: sign-in PIN + scroll fixes ——— */
html,body{overscroll-behavior:none}
#app{height:100%;height:100dvh;overflow:hidden}
.signin{height:100%;height:100dvh;min-height:0;overflow-y:auto;-webkit-overflow-scrolling:touch;overscroll-behavior:contain;
  background:#fff;align-items:safe center;
  padding:calc(16px + env(safe-area-inset-top)) calc(16px + env(safe-area-inset-right)) calc(16px + env(safe-area-inset-bottom)) calc(16px + env(safe-area-inset-left))}
.signin-card{margin:auto;flex:0 0 auto;box-shadow:0 10px 30px rgba(11,29,79,.10)}
.signin-card .stripe{background:var(--navy)}
.signin-card .inner{padding:22px 22px 18px}
.signin-card img{height:72px;width:72px}
.signin-card .sub{margin:4px 0 12px}
.cashier-list{margin-top:8px;max-height:132px}
.cashier-list button.active{border-color:var(--navy);box-shadow:inset 0 0 0 1px var(--navy)}
.pin-form{margin:10px 0 12px}
.pin-label{display:block;text-align:left;font-size:12px;font-weight:800;color:var(--navy);text-transform:uppercase;letter-spacing:.04em;margin-bottom:6px}
.pin-input{display:block;width:100%;box-sizing:border-box;text-align:center;font-family:Anton,Impact,sans-serif;font-size:30px!important;letter-spacing:.4em;
  padding:12px;min-height:60px;border:2px solid var(--navy);border-radius:12px;background:#fff;color:var(--navy);outline:none}
.pin-input:focus{box-shadow:0 0 0 3px rgba(11,29,79,.18)}
.pin-input::placeholder{color:#9aa6c2;letter-spacing:.2em}
.pin-pad{gap:8px}
.pin-pad button{min-height:54px;padding:12px 0}
.pin-pad button.go{font-size:17px}
.pin-hint{margin:6px 0 0;font-size:12px;color:var(--muted)}
@media (max-height:700px){
  .signin-card img{height:52px;width:52px;margin-bottom:4px}
  .signin-card .brand-title{font-size:24px;margin:0}
  .signin-card .sub{margin:2px 0 8px;font-size:12px}
  .cashier-list{max-height:104px}
  .pin-pad button{min-height:46px;padding:8px 0;font-size:20px}
  .pin-input{min-height:52px;padding:8px}
}
/* POS shell: single scroll region per pane, no body scroll */
.pos-shell{min-height:0;overflow:hidden;padding-bottom:env(safe-area-inset-bottom)}
.pos{min-height:0;overflow:hidden}
.sec-rail,.item-stage,.ticket{min-height:0}
.item-stage{overflow:hidden}
.item-grid{min-height:0;overscroll-behavior:contain;-webkit-overflow-scrolling:touch}
.ticket-lines{min-height:0;overscroll-behavior:contain}
.modal{max-height:calc(100dvh - 32px - env(safe-area-inset-top) - env(safe-area-inset-bottom))}
@media (max-width:700px){
  .pos-shell{padding-bottom:0}
  .ticket{max-height:min(82dvh,720px)}
}

/* v11 sold out */
.item-btn{position:relative}
.item-btn.sold-out{filter:grayscale(1);opacity:.55;cursor:not-allowed}
.item-btn.sold-out .p{text-decoration:line-through}
.so-badge{position:absolute;top:8px;right:8px;background:#d0101c;color:#fff;font:800 10px/1 Inter,system-ui,sans-serif;letter-spacing:.08em;text-transform:uppercase;padding:5px 7px;border-radius:999px}
/* v11 scroll fix: every scroll region gets a bounded height */
.pos-shell{display:flex;flex-direction:column;min-height:0;overflow:hidden}
#mainStage{flex:1 1 auto;min-height:0;display:flex;flex-direction:column;overflow:hidden}
.pos{flex:1 1 auto;min-height:0;height:100%;overflow:hidden;grid-template-rows:minmax(0,1fr)}
.pos>*{min-height:0}
.item-stage{min-height:0;overflow:hidden}
.item-grid,.ticket-lines,.sec-rail,.modal,.signin,.cashier-list{-webkit-overflow-scrolling:touch;overscroll-behavior:contain}
.item-grid{flex:1 1 auto;min-height:0;overflow-y:auto;touch-action:pan-y}
.ticket-lines{min-height:0;overflow-y:auto;touch-action:pan-y}
.modal{overflow-y:auto;max-height:calc(100dvh - 32px);touch-action:pan-y}
.signin{height:100%;height:100dvh;overflow-y:auto;touch-action:pan-y;align-items:flex-start}
.signin-card{margin:auto}
@media (max-width:700px){
  .pos{display:flex;flex-direction:column;height:100%}
  .sec-rail{flex:0 0 auto;touch-action:pan-x}
  .item-stage{flex:1 1 auto}
  .item-grid{padding-bottom:16px}
}
.item-grid{grid-auto-rows:min-content}
.item-btn{display:grid;grid-template-rows:auto 1fr auto;height:auto;align-content:stretch}
.item-btn .d{flex:none}