/* Visual system from "Restaurant Billing – Prototype.html", extended for the back-office pages. */
:root{
  --ground:#F2F4F0; --surface:#FFFFFF; --sunk:#E7EBE5; --ink:#18201C; --muted:#56615A; --line:#D3DAD2;
  --accent:#1B6A4F; --accent-ink:#FFFFFF; --accent-soft:#DAEDE4;
  --warn:#8A5A00; --warn-soft:#FAEDCF; --danger:#A8361F; --danger-soft:#F7DFD9;
  --paper:#FCFCF8; --paper-ink:#1A1A18; --paper-muted:#5F5F58;
  --veg:#1E8A3C; --nonveg:#9E3418;
  --font:'IBM Plex Sans','Segoe UI',system-ui,sans-serif;
  --display:'Bricolage Grotesque','IBM Plex Sans',system-ui,sans-serif;
  --mono:'IBM Plex Mono',ui-monospace,'Courier New',monospace;
  color-scheme:light;
  box-sizing:border-box;
  padding-top:env(safe-area-inset-top,0px);
  padding-bottom:env(safe-area-inset-bottom,0px);
}
@media (prefers-color-scheme: dark){
  :root:not([data-theme="light"]){
    --ground:#121614; --surface:#1A201D; --sunk:#232A26; --ink:#E6EBE7; --muted:#9BA69F; --line:#313A35;
    --accent:#4DB38A; --accent-ink:#0C1A14; --accent-soft:#1F3A2F;
    --warn:#E8B44E; --warn-soft:#3A2F17; --danger:#EE8A74; --danger-soft:#3D221C;
    --veg:#4CC06A; --nonveg:#E07A5C;
    color-scheme:dark;
  }
}
:root[data-theme="dark"]{
  --ground:#121614; --surface:#1A201D; --sunk:#232A26; --ink:#E6EBE7; --muted:#9BA69F; --line:#313A35;
  --accent:#4DB38A; --accent-ink:#0C1A14; --accent-soft:#1F3A2F;
  --warn:#E8B44E; --warn-soft:#3A2F17; --danger:#EE8A74; --danger-soft:#3D221C;
  --veg:#4CC06A; --nonveg:#E07A5C;
  color-scheme:dark;
}
*,*::before,*::after{box-sizing:border-box}
html{height:100%;scroll-padding-top:env(safe-area-inset-top,0px)}
body{height:100%;margin:0;background:var(--ground);color:var(--ink);font-family:var(--font);font-size:15px;line-height:1.45}
button,input,select,textarea{font:inherit;color:inherit}
button{cursor:pointer}
a{color:var(--accent)}
:focus-visible{outline:2px solid var(--accent);outline-offset:2px}
h1,h2,h3{font-family:var(--display);margin:0;line-height:1.15}
.sr{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0)}

/* App frame is pinned to the viewport: rail and topbar stay put, only .view scrolls. */
body:has(> .app){overflow:hidden}
.app{display:grid;grid-template-columns:92px minmax(0,1fr);grid-template-rows:minmax(0,1fr);height:100vh;height:100dvh;overflow:hidden}
.rail{background:var(--surface);border-right:1px solid var(--line);display:flex;flex-direction:column;align-items:center;padding:16px 0;gap:4px;overflow-y:auto;overflow-x:hidden;min-height:0;scrollbar-width:thin}
.rail-logo{width:48px;height:48px;border-radius:14px;background:var(--accent);color:var(--accent-ink);display:grid;place-items:center;font-family:var(--display);font-weight:800;font-size:20px;margin-bottom:14px;flex-shrink:0;overflow:hidden}
.rail-logo img{width:100%;height:100%;object-fit:cover}
.rail-sep{width:44px;border-top:1px solid var(--line);margin:6px 0}
.nav-btn{width:76px;min-height:60px;border:0;background:transparent;border-radius:12px;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:4px;color:var(--muted);font-size:12px;font-weight:600;text-decoration:none;position:relative;flex-shrink:0;text-align:center}
.nav-btn svg{width:22px;height:22px}
.nav-btn:hover{background:var(--sunk);color:var(--ink)}
.nav-btn[aria-current="page"]{background:var(--accent-soft);color:var(--accent)}
.nav-badge{position:absolute;top:4px;right:10px;background:var(--danger);color:#fff;font-size:11px;border-radius:999px;padding:0 6px;line-height:18px}

.main{display:flex;flex-direction:column;min-width:0;min-height:0;height:100%;overflow:hidden}
.topbar{flex-shrink:0;position:relative;z-index:10;display:flex;align-items:center;gap:20px;padding:14px 24px;border-bottom:1px solid var(--line);background:var(--surface);flex-wrap:wrap}
.topbar h1{font-size:22px;font-weight:800}
.topbar .sub{font-size:13px;color:var(--muted)}
.stats{display:flex;gap:22px;margin-left:auto;flex-wrap:wrap;align-items:center}
.stat{display:flex;flex-direction:column}
.stat b{font-family:var(--display);font-size:20px;font-weight:800;font-variant-numeric:tabular-nums}
.stat span{font-size:12px;color:var(--muted)}
.stat-btn{border:0;background:transparent;text-align:left;padding:0}
.stat-btn b{color:var(--warn)}
/* signed-in user + sign out, one group */
.who{display:flex;align-items:center;gap:10px;margin:0;padding:4px 4px 4px 6px;border:1px solid var(--line);border-radius:12px;background:var(--surface)}
.who-av{width:34px;height:34px;border-radius:50%;background:var(--accent-soft);color:var(--accent);display:grid;place-items:center;font-weight:700;flex-shrink:0}
.who-txt{display:flex;flex-direction:column;line-height:1.2;font-size:13px}
.who-txt b{color:var(--ink);white-space:nowrap}
.who-txt small{color:var(--muted);font-size:12px}
.who-out{display:inline-flex;align-items:center;gap:6px;border:0;border-left:1px solid var(--line);background:transparent;color:var(--danger);font-weight:600;font-size:13px;padding:8px 10px;min-height:36px;border-radius:0 8px 8px 0}
.who-out:hover{background:var(--danger-soft)}
.who-out svg{width:18px;height:18px}
@media (max-width:600px){.who-out span,.who-txt small{display:none}}
.icon-btn{width:44px;height:44px;border-radius:10px;border:1px solid var(--line);background:var(--surface);display:grid;place-items:center;color:var(--ink);text-decoration:none}
.icon-btn svg{width:20px;height:20px}
.view{flex:1;min-height:0;overflow:auto;overscroll-behavior:contain}

.btn{border:1px solid var(--line);background:var(--surface);border-radius:10px;padding:10px 16px;min-height:44px;font-weight:600;display:inline-flex;align-items:center;justify-content:center;gap:8px;text-decoration:none;color:var(--ink)}
.btn:hover{background:var(--sunk)}
.btn.primary{background:var(--accent);border-color:var(--accent);color:var(--accent-ink)}
.btn.primary:hover{filter:brightness(1.08)}
.btn.danger{color:var(--danger)}
.btn.small{min-height:36px;padding:6px 12px;font-size:14px}
.btn:disabled{opacity:.45;cursor:not-allowed}
.btn.block{width:100%}
.link{border:0;background:none;color:var(--accent);font-weight:600;padding:4px 0;text-decoration:underline;text-underline-offset:3px}

input[type=text],input[type=number],input[type=search],input[type=email],input[type=password],input[type=date],input[type=tel],select,textarea{border:1px solid var(--line);background:var(--surface);border-radius:8px;padding:9px 12px;min-height:42px;width:100%}
textarea{min-height:70px}
label.f{display:flex;flex-direction:column;gap:5px;font-size:13px;font-weight:600;color:var(--muted)}
label.f>span{color:var(--muted)}
.err{color:var(--danger);font-size:13px;font-weight:600}

.chips{display:flex;gap:6px;flex-wrap:wrap}
.chip{border:1px solid var(--line);background:var(--surface);border-radius:999px;padding:7px 14px;font-size:14px;font-weight:500;min-height:38px;color:var(--ink);text-decoration:none;display:inline-flex;align-items:center}
.chip[aria-pressed="true"],.chip.on{background:var(--ink);color:var(--surface);border-color:var(--ink)}

.page{padding:22px 24px 40px;display:flex;flex-direction:column;gap:18px;max-width:1280px}
.page.wide{max-width:none}
.page-head{display:flex;align-items:flex-end;gap:14px;flex-wrap:wrap}
.page-head h2{font-size:26px;font-weight:800}
.page-head p{margin:2px 0 0;color:var(--muted);font-size:14px}
.page-head .actions{margin-left:auto;display:flex;gap:8px;flex-wrap:wrap}

.panel{background:var(--surface);border:1px solid var(--line);border-radius:14px}
.panel.pad{padding:18px;display:flex;flex-direction:column;gap:14px}
.panel h3{font-size:18px;font-weight:800}
.table-wrap{overflow-x:auto}
table.grid{width:100%;border-collapse:collapse;font-size:14px}
table.grid th{text-align:left;font-weight:600;color:var(--muted);font-size:13px;padding:12px 14px;border-bottom:1px solid var(--line);white-space:nowrap}
table.grid td{padding:11px 14px;border-bottom:1px solid var(--line);vertical-align:middle}
table.grid tr:last-child td{border-bottom:0}
table.grid tfoot td{font-weight:700;border-top:2px solid var(--line)}
table.grid .num{text-align:right;font-variant-numeric:tabular-nums;white-space:nowrap}
.muted{color:var(--muted)}
.tag{display:inline-block;font-size:12px;font-weight:600;border-radius:6px;padding:2px 8px;white-space:nowrap}
.tag.ok{background:var(--accent-soft);color:var(--accent)}
.tag.low{background:var(--warn-soft);color:var(--warn)}
.tag.out{background:var(--danger-soft);color:var(--danger)}
.tag.neutral{background:var(--sunk);color:var(--muted)}

.vm{display:inline-grid;place-items:center;width:14px;height:14px;border:1.5px solid var(--veg);border-radius:2px;flex-shrink:0}
.vm::after{content:"";width:6px;height:6px;border-radius:50%;background:var(--veg)}
.vm.nv{border-color:var(--nonveg)}
.vm.nv::after{border-radius:0;width:0;height:0;background:none;border-left:4px solid transparent;border-right:4px solid transparent;border-bottom:7px solid var(--nonveg)}

/* ORDER */
.order{display:grid;grid-template-columns:minmax(0,1fr) 400px;height:100%}
.menu-pane{overflow:auto;padding:18px 22px 30px;display:flex;flex-direction:column;gap:16px;min-width:0}
.tables{display:grid;grid-template-columns:repeat(auto-fill,minmax(92px,1fr));gap:8px}
.tbl{border:1px solid var(--line);background:var(--surface);border-radius:10px;padding:8px 10px;min-height:56px;text-align:left;display:flex;flex-direction:column;gap:1px}
.tbl-n{font-weight:700;font-size:15px}
.tbl-s{font-size:12px;color:var(--muted);font-variant-numeric:tabular-nums}
.tbl.busy{background:var(--accent-soft);border-color:transparent}
.tbl.busy .tbl-s{color:var(--accent);font-weight:600}
.tbl.billed{background:var(--warn-soft)}
.tbl.billed .tbl-s{color:var(--warn)}
.tbl.sel{outline:2.5px solid var(--ink);outline-offset:-1px}
.tbl.new{border-style:dashed;color:var(--muted)}
.section-label{font-size:13px;font-weight:600;color:var(--muted);margin:0 0 -6px}
.menu-tools{display:flex;gap:10px;flex-wrap:wrap;align-items:center}
.menu-tools input{max-width:260px}
.menu-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(168px,1fr));gap:10px}
.dish{border:1px solid var(--line);background:var(--surface);border-radius:12px;padding:12px;text-align:left;display:flex;flex-direction:column;gap:6px;min-height:108px;position:relative}
.dish:hover{border-color:var(--accent)}
.dish-top{display:flex;gap:8px;align-items:flex-start}
.dish-name{font-weight:600;line-height:1.25}
.dish-price{font-family:var(--display);font-weight:800;font-size:18px;margin-top:auto}
.dish-avail{font-size:12px;color:var(--muted)}
.dish-avail.low{color:var(--warn);font-weight:600}
.dish.off{opacity:.5}
.dish.off .dish-avail{color:var(--danger);font-weight:600}
.dish-count{position:absolute;top:8px;right:8px;background:var(--accent);color:var(--accent-ink);border-radius:999px;min-width:24px;height:24px;font-size:13px;font-weight:700;display:grid;place-items:center;padding:0 6px}
.mobile-cart{display:none}

.bill-pane{border-left:1px solid var(--line);background:var(--sunk);overflow:auto;padding:22px 20px 30px;display:flex;flex-direction:column;gap:16px}
/* Order actions stay pinned to the bottom of the bill pane while the receipt scrolls. */
.bill-pane{padding-bottom:0}
.bill-actions{display:grid;grid-template-columns:1fr 1fr;gap:8px;position:sticky;bottom:0;z-index:4;margin:auto -20px 0;padding:12px 20px 16px;background:var(--sunk);border-top:1px solid var(--line);box-shadow:0 -6px 14px -8px rgba(0,0,0,.18)}
.bill-actions .wide{grid-column:1/-1}
.order-info{font-size:13px;color:var(--muted);display:flex;flex-direction:column;gap:2px}

/* RECEIPT — the thermal slip */
.receipt{background:var(--paper);color:var(--paper-ink);font-family:var(--mono);font-size:13.5px;padding:20px 18px 26px;position:relative;box-shadow:0 1px 2px rgba(0,0,0,.08);margin-bottom:10px}
.receipt::after{content:"";position:absolute;left:0;right:0;bottom:-9px;height:10px;
  background:linear-gradient(135deg,var(--paper) 50%,transparent 50%) 0 0/14px 10px repeat-x,
             linear-gradient(225deg,var(--paper) 50%,transparent 50%) 0 0/14px 10px repeat-x}
.r-head{text-align:center;display:flex;flex-direction:column;gap:2px;padding-bottom:10px;border-bottom:1px dashed #9a9a92;align-items:center}
.r-head img{max-height:48px;max-width:120px;margin-bottom:4px}
.r-head b{font-size:16px;letter-spacing:.5px}
.r-head span{font-size:12px;color:var(--paper-muted)}
.r-meta{display:flex;justify-content:space-between;font-size:12px;color:var(--paper-muted);padding:8px 0;border-bottom:1px dashed #9a9a92;gap:8px;flex-wrap:wrap}
.r-lines{padding:6px 0;border-bottom:1px dashed #9a9a92}
.r-line{display:grid;grid-template-columns:minmax(0,1fr) auto;gap:2px 10px;padding:6px 0}
.r-line .nm{font-weight:500}
.r-line .note{grid-column:1/-1;font-size:12px;color:var(--paper-muted);font-style:italic}
.r-line .amt{text-align:right;font-variant-numeric:tabular-nums}
.r-line .sub{font-size:12px;color:var(--paper-muted);display:flex;align-items:center;gap:8px;flex-wrap:wrap}
.r-line .sub .link{color:var(--paper-muted);font-size:12px;padding:0}
.qty{display:inline-flex;align-items:center;border:1px solid #b9b9b0;border-radius:6px;overflow:hidden}
.qty button{border:0;background:transparent;width:32px;height:30px;font-size:16px;font-weight:600;color:var(--paper-ink)}
.qty button:hover{background:#ecece4}
.qty b{min-width:26px;text-align:center;font-weight:600}
.pending-kot{color:#8A5A00;font-weight:600}
.r-tot{padding:8px 0 0;display:flex;flex-direction:column;gap:3px;font-variant-numeric:tabular-nums}
.r-row{display:flex;justify-content:space-between;gap:8px}
.r-row.small{font-size:12.5px;color:var(--paper-muted)}
.r-grand{display:flex;justify-content:space-between;font-size:20px;font-weight:600;padding:8px 0 4px;margin-top:4px;border-top:1px dashed #9a9a92}
.r-foot{text-align:center;font-size:12px;color:var(--paper-muted);padding-top:10px}
.r-empty{padding:28px 6px;text-align:center;color:var(--paper-muted);font-size:13px;line-height:1.6}
.stamp{position:absolute;top:70px;right:16px;transform:rotate(-12deg);border:3px solid #1B6A4F;color:#1B6A4F;font-weight:600;font-size:22px;letter-spacing:3px;padding:2px 12px;border-radius:6px;opacity:.85}
.stamp.void{border-color:#A8361F;color:#A8361F}

/* PAYMENT */
.pay{display:grid;grid-template-columns:340px minmax(0,1fr);height:100%}
.pay-list{border-right:1px solid var(--line);overflow:auto;padding:20px 16px 30px;display:flex;flex-direction:column;gap:16px;background:var(--surface)}
.pay-list h3{font-size:15px;font-weight:700;font-family:var(--font);display:flex;justify-content:space-between}
.pay-item{border:1px solid var(--line);background:var(--surface);border-radius:10px;padding:10px 12px;text-align:left;display:grid;grid-template-columns:1fr auto;gap:2px 10px;width:100%}
.pay-item b{font-variant-numeric:tabular-nums}
.pay-item small{color:var(--muted);font-size:12px}
.pay-item[aria-pressed="true"]{border-color:var(--ink);box-shadow:inset 0 0 0 1px var(--ink)}
.pay-item.due{background:var(--warn-soft);border-color:transparent}
.pay-item.due[aria-pressed="true"]{border-color:var(--ink)}
.split{display:grid;grid-template-columns:repeat(3,1fr);gap:8px}
.split div{background:var(--sunk);border-radius:10px;padding:8px 10px}
.split b{display:block;font-variant-numeric:tabular-nums}
.split span{font-size:12px;color:var(--muted)}
.pay-main{overflow:auto;padding:22px 24px 40px;display:grid;grid-template-columns:minmax(280px,380px) minmax(0,1fr);gap:24px;align-items:start}
.pay-form{display:flex;flex-direction:column;gap:16px}
.pay-form .panel{padding:18px;display:flex;flex-direction:column;gap:14px}
.pay-form h3{font-size:18px;font-weight:800}
.balance{display:flex;justify-content:space-between;align-items:baseline}
.balance b{font-family:var(--display);font-size:34px;font-weight:800;font-variant-numeric:tabular-nums}
.methods{display:grid;grid-template-columns:repeat(3,1fr);gap:8px}
.method{border:1px solid var(--line);background:var(--surface);border-radius:10px;min-height:56px;font-weight:600;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:2px}
.method svg{width:20px;height:20px}
.method[aria-pressed="true"]{background:var(--ink);color:var(--surface);border-color:var(--ink)}
.row{display:flex;gap:10px;align-items:flex-end;flex-wrap:wrap}
.row>*{flex:1}
.quick{display:flex;gap:6px;flex-wrap:wrap}
.change{font-size:14px;color:var(--accent);font-weight:600;min-height:20px}
.paylog{display:flex;flex-direction:column;gap:6px}
.paylog div{display:flex;justify-content:space-between;align-items:center;font-size:14px;background:var(--sunk);border-radius:8px;padding:6px 6px 6px 12px}
.empty{padding:40px 20px;text-align:center;color:var(--muted)}
.empty h3{color:var(--ink);font-size:20px;margin-bottom:6px}

/* inventory */
.bar{height:6px;border-radius:3px;background:var(--sunk);width:120px;overflow:hidden;margin-top:5px}
.bar i{display:block;height:100%;background:var(--accent);border-radius:3px}
.bar i.low{background:var(--warn)}
.bar i.out{background:var(--danger)}
.tiles{display:grid;grid-template-columns:repeat(auto-fit,minmax(190px,1fr));gap:12px}
.tile{background:var(--surface);border:1px solid var(--line);border-radius:14px;padding:14px 16px}
.tile b{display:block;font-family:var(--display);font-size:26px;font-weight:800;font-variant-numeric:tabular-nums}
.tile span{font-size:13px;color:var(--muted)}
.tile.warn b{color:var(--warn)}
.tile.bad b{color:var(--danger)}
.tile.good b{color:var(--accent)}
.toolbar{display:flex;gap:10px;flex-wrap:wrap;align-items:center}
.toolbar input[type=search]{max-width:260px}
.toolbar select,.toolbar input[type=date]{width:auto}

.entry{padding:18px;display:grid;grid-template-columns:repeat(auto-fit,minmax(170px,1fr));gap:12px;align-items:end}
.entry h3{grid-column:1/-1;font-size:18px;font-weight:800}
.entry .hint{grid-column:1/-1;font-size:13px;color:var(--muted);margin-top:-6px}
.chg-pos{color:var(--accent);font-weight:600}
.chg-neg{color:var(--danger);font-weight:600}

/* modal */
.backdrop{position:fixed;inset:0;background:rgba(10,14,12,.45);display:grid;place-items:center;padding:20px;z-index:20}
.dialog{background:var(--surface);border-radius:16px;width:min(560px,100%);max-height:90vh;overflow:auto;padding:22px;display:flex;flex-direction:column;gap:14px;box-shadow:0 20px 50px rgba(0,0,0,.25)}
.dialog h2{font-size:22px;font-weight:800}
.dialog .grid2,.grid2{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.grid3{display:grid;grid-template-columns:repeat(3,1fr);gap:12px}
.dialog .foot,.foot{display:flex;gap:8px;justify-content:flex-end;flex-wrap:wrap;padding-top:6px}
.foot .left{margin-right:auto}
.recipe-row{display:grid;grid-template-columns:minmax(0,1fr) 110px 44px 44px;gap:8px;align-items:center}
.recipe-row .u{font-size:13px;color:var(--muted)}
.recipe-row button{width:44px;height:42px;border:1px solid var(--line);border-radius:8px;background:var(--surface)}
.check{display:flex;align-items:center;gap:8px;font-weight:600;font-size:14px}
.check input{width:18px;height:18px}

.toast{position:fixed;left:50%;bottom:calc(24px + env(safe-area-inset-bottom,0px));transform:translateX(-50%) translateY(20px);background:var(--ink);color:var(--surface);padding:12px 18px;border-radius:10px;font-weight:500;font-size:14px;opacity:0;pointer-events:none;transition:opacity .2s,transform .2s;z-index:30;max-width:calc(100% - 32px)}
.toast.show{opacity:1;transform:translateX(-50%) translateY(0)}
.toast.warn{background:var(--danger);color:#fff}
.flash{border-radius:10px;padding:12px 16px;font-weight:600;font-size:14px}
.flash.ok{background:var(--accent-soft);color:var(--accent)}
.flash.bad{background:var(--danger-soft);color:var(--danger)}

/* subscription banner (restaurant screens) */
.sub-banner{flex-shrink:0;padding:10px 24px;font-size:14px;font-weight:600;border-bottom:1px solid var(--line)}
.sub-banner.warn{background:var(--warn-soft);color:var(--warn)}
.sub-banner.bad{background:var(--danger-soft);color:var(--danger)}

/* login */
.login{min-height:100%;display:grid;place-items:center;padding:20px}
.login .panel{width:min(400px,100%);padding:28px;display:flex;flex-direction:column;gap:16px}
.login .rail-logo{margin:0}

/* kitchen display */
.kds{display:grid;grid-template-columns:repeat(auto-fill,minmax(250px,1fr));gap:12px}
.ticket{background:var(--paper);color:var(--paper-ink);border-radius:10px;padding:14px;display:flex;flex-direction:column;gap:8px;border-top:6px solid var(--warn);font-family:var(--mono)}
.ticket.preparing{border-top-color:#2C6FB7}
.ticket.ready{border-top-color:var(--accent)}
.ticket.served,.ticket.cancelled{opacity:.6;border-top-color:var(--line)}
.ticket h3{font-family:var(--font);font-size:17px;display:flex;justify-content:space-between}
.ticket ul{margin:0;padding:0;list-style:none;display:flex;flex-direction:column;gap:4px;font-size:15px}
.ticket li.neg{color:var(--danger);text-decoration:line-through}
.ticket small{color:var(--paper-muted)}
.ticket .btns{display:flex;gap:6px;flex-wrap:wrap}
.ticket form{margin:0}

.pagination{display:flex;gap:6px;flex-wrap:wrap;align-items:center}
.pagination a,.pagination span{padding:6px 12px;border:1px solid var(--line);border-radius:8px;text-decoration:none;color:var(--ink);font-size:14px}
.pagination .cur{background:var(--ink);color:var(--surface)}
.bars{display:flex;flex-direction:column;gap:8px}
.bars div{display:grid;grid-template-columns:150px 1fr 90px;gap:10px;align-items:center;font-size:14px}
.bars i{display:block;height:10px;border-radius:5px;background:var(--accent)}

@media (max-width: 1100px){
  .pay-main{grid-template-columns:minmax(0,1fr)}
}
@media (max-width: 900px){
  .app{grid-template-columns:minmax(0,1fr);grid-template-rows:minmax(0,1fr) auto}
  .rail{order:2;flex-direction:row;justify-content:flex-start;border-right:0;border-top:1px solid var(--line);padding:4px 4px calc(4px + env(safe-area-inset-bottom,0px));overflow-x:auto;overflow-y:hidden}
  .rail-logo,.rail-sep{display:none}
  .nav-btn{width:auto;min-width:68px;min-height:56px}
  :root{padding-bottom:0}
  .topbar{padding:12px 16px;gap:12px}
  .stats{gap:16px;margin-left:0;width:100%}
  .stat b{font-size:17px}
  .order,.pay{display:block;height:auto}
  .menu-pane,.bill-pane,.pay-list,.pay-main{overflow:visible}
  .bill-pane{border-left:0;border-top:1px solid var(--line)}
  .pay-list{border-right:0;border-bottom:1px solid var(--line)}
  .pay-main{padding:18px 16px 30px}
  .page{padding:18px 16px 30px}
  .mobile-cart{display:flex;position:sticky;bottom:10px;justify-content:space-between;align-items:center;background:var(--ink);color:var(--surface);border:0;border-radius:12px;padding:12px 16px;min-height:52px;font-weight:600;z-index:5}
  .grid2,.grid3,.dialog .grid2{grid-template-columns:1fr}
}
@media (prefers-reduced-motion: reduce){.toast{transition:none}}
@media print{
  body:has(> .app),.app,.main,.view{overflow:visible!important;height:auto!important}
  body *{visibility:hidden}
  #printable,#printable *{visibility:visible}
  #printable{position:absolute;left:0;top:0;width:80mm;box-shadow:none}
  #printable .qty button,#printable .link{display:none}
}
.powered-by{display:flex;flex-direction:column;align-items:center;gap:2px;margin-top:8px;padding-top:12px;border-top:1px dashed var(--line);font-size:12px;color:var(--muted);text-align:center}
.powered-by a{color:inherit;font-weight:600;text-decoration:none}.powered-by a:hover{color:var(--accent);text-decoration:underline}
.powered-by span{font-weight:600}.powered-by small{font-size:11px}
.app-details{padding:0;overflow:hidden}
.ad-head{display:flex;align-items:center;gap:12px;padding:14px 20px;border-bottom:1px solid var(--line)}
.ad-head h3{margin:0;font-size:17px}
.ad-ic{width:36px;height:36px;border-radius:10px;background:var(--sunk);color:var(--accent);display:grid;place-items:center}
.ad-ic svg{width:20px;height:20px}
.ad-body{display:grid;grid-template-columns:150px 1fr;gap:28px;padding:22px 20px}
.ad-logo{display:flex;flex-direction:column;align-items:center;gap:8px}
.logo-drop{width:130px;height:130px;border:2px dashed var(--line);border-radius:14px;display:grid;place-items:center;cursor:pointer;overflow:hidden;background:var(--surface);position:relative}
.logo-drop:hover{border-color:var(--accent)}
.logo-drop input{position:absolute;inset:0;opacity:0;cursor:pointer}
.logo-drop img{max-width:100%;max-height:100%;object-fit:contain;padding:8px}
.logo-drop .ph{color:var(--muted);font-size:13px;text-align:center}
.logo-remove{display:flex;align-items:center;gap:6px;color:var(--danger);font-size:14px;cursor:pointer}
.ad-fields{display:flex;flex-direction:column;gap:14px;min-width:0}
.ad-row{display:grid;gap:16px}.ad-row.c2{grid-template-columns:1fr 1fr}.ad-row.c3{grid-template-columns:repeat(3,1fr)}
.ad-row .span2{grid-column:span 2}
.ad-fields .hint{color:var(--muted);font-size:13px;font-weight:400}
.req{color:var(--danger)}
.ad-sub{margin:10px 0 0;padding-top:14px;border-top:1px solid var(--line);font-size:15px}
@media (max-width:760px){.ad-body{grid-template-columns:1fr}.ad-row.c2,.ad-row.c3{grid-template-columns:1fr}.ad-row .span2{grid-column:auto}}
.switch-row{display:flex;align-items:flex-start;gap:10px;font-size:14px;cursor:pointer;line-height:1.5}
.switch{appearance:none;-webkit-appearance:none;flex-shrink:0;width:38px;height:22px;border-radius:999px;background:var(--line);position:relative;cursor:pointer;transition:background .15s;margin:0}
.switch::after{content:"";position:absolute;top:3px;left:3px;width:16px;height:16px;border-radius:50%;background:#fff;transition:transform .15s;box-shadow:0 1px 2px rgba(0,0,0,.25)}
.switch:checked{background:var(--accent)}.switch:checked::after{transform:translateX(16px)}
.switch:focus-visible{outline:2px solid var(--accent);outline-offset:2px}
.powered-by .ft{font-weight:600}
.login-desc{font-size:13px;color:var(--muted);margin-top:4px}
.brand-logo{width:100%;height:100%;object-fit:contain}

/* ==========================================================================
   Modern theme layer (v2.1). Overrides the base tokens & components above.
   ========================================================================== */
:root{
  --ground:#F5F7FA; --surface:#FFFFFF; --sunk:#EEF1F5; --ink:#0F172A; --muted:#64748B; --line:#E2E8F0;
  --accent:#0F766E; --accent-2:#14B8A6; --accent-ink:#FFFFFF; --accent-soft:#E6F6F4;
  --warn:#B45309; --warn-soft:#FEF3C7; --danger:#DC2626; --danger-soft:#FEE2E2;
  --font:'Inter','Segoe UI',system-ui,-apple-system,sans-serif;
  --display:'Plus Jakarta Sans','Inter',system-ui,sans-serif;
  --r-sm:8px; --r:12px; --r-lg:16px;
  --sh-xs:0 1px 2px rgba(15,23,42,.05);
  --sh-sm:0 1px 3px rgba(15,23,42,.06),0 1px 2px rgba(15,23,42,.04);
  --sh-md:0 6px 16px -4px rgba(15,23,42,.08),0 2px 6px -2px rgba(15,23,42,.05);
  --sh-lg:0 20px 40px -12px rgba(15,23,42,.18);
  --ring:0 0 0 4px rgba(15,118,110,.14);
  --ease:cubic-bezier(.2,.8,.2,1);
}
@media (prefers-color-scheme: dark){
  :root:not([data-theme="light"]){
    --ground:#0B1120; --surface:#111827; --sunk:#1F2937; --ink:#F1F5F9; --muted:#94A3B8; --line:#1F2A3A;
    --accent:#2DD4BF; --accent-2:#5EEAD4; --accent-ink:#042F2E; --accent-soft:rgba(45,212,191,.12);
    --warn:#FBBF24; --warn-soft:rgba(251,191,36,.12); --danger:#F87171; --danger-soft:rgba(248,113,113,.12);
    --sh-xs:none; --sh-sm:0 1px 2px rgba(0,0,0,.4); --sh-md:0 8px 20px -6px rgba(0,0,0,.5); --sh-lg:0 24px 48px -12px rgba(0,0,0,.6);
    --ring:0 0 0 4px rgba(45,212,191,.18);
  }
}
:root[data-theme="dark"]{
  --ground:#0B1120; --surface:#111827; --sunk:#1F2937; --ink:#F1F5F9; --muted:#94A3B8; --line:#1F2A3A;
  --accent:#2DD4BF; --accent-2:#5EEAD4; --accent-ink:#042F2E; --accent-soft:rgba(45,212,191,.12);
  --warn:#FBBF24; --warn-soft:rgba(251,191,36,.12); --danger:#F87171; --danger-soft:rgba(248,113,113,.12);
  --sh-xs:none; --sh-sm:0 1px 2px rgba(0,0,0,.4); --sh-md:0 8px 20px -6px rgba(0,0,0,.5); --sh-lg:0 24px 48px -12px rgba(0,0,0,.6);
  --ring:0 0 0 4px rgba(45,212,191,.18);
}
body{font-size:14.5px;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;font-feature-settings:"cv11","ss01"}
h1,h2,h3{letter-spacing:-.02em}
::selection{background:var(--accent-soft);color:var(--ink)}
*{scrollbar-width:thin;scrollbar-color:var(--line) transparent}
::-webkit-scrollbar{width:10px;height:10px}::-webkit-scrollbar-thumb{background:var(--line);border-radius:10px;border:3px solid transparent;background-clip:padding-box}
:focus-visible{outline:none;box-shadow:var(--ring)}

/* Sidebar */
.rail{background:var(--surface);border-right:1px solid var(--line);padding:14px 0;gap:2px}
.rail-logo{border-radius:14px;background:linear-gradient(135deg,var(--accent),var(--accent-2));box-shadow:0 6px 16px -6px var(--accent);color:#fff}
.nav-btn{position:relative;border-radius:var(--r);font-weight:500;transition:background .15s var(--ease),color .15s var(--ease)}
.nav-btn:hover{background:var(--sunk);color:var(--ink)}
.nav-btn[aria-current="page"]{background:var(--accent-soft);color:var(--accent);font-weight:600}
.nav-btn[aria-current="page"]::before{content:"";position:absolute;left:-8px;top:14px;bottom:14px;width:3px;border-radius:0 3px 3px 0;background:var(--accent)}
.nav-badge{background:var(--danger);box-shadow:0 0 0 2px var(--surface);font-weight:600}

/* Topbar */
.topbar{background:color-mix(in srgb,var(--surface) 85%,transparent);backdrop-filter:saturate(1.6) blur(10px);-webkit-backdrop-filter:saturate(1.6) blur(10px);padding:12px 24px;box-shadow:var(--sh-xs)}
.topbar h1{font-size:20px;font-weight:800}
.stat b{font-size:18px}
.who{border-radius:var(--r);box-shadow:var(--sh-xs)}
.who-av{background:linear-gradient(135deg,var(--accent),var(--accent-2));color:#fff}
.icon-btn{border-radius:var(--r);transition:background .15s var(--ease),border-color .15s}
.icon-btn:hover{background:var(--sunk)}

/* Page */
.page{padding:26px 28px 48px;gap:20px}
.page-head h2{font-size:24px}
.page-head p{font-size:14px}

/* Surfaces */
.panel{border-color:var(--line);border-radius:var(--r-lg);box-shadow:var(--sh-sm)}
.panel.pad{padding:20px 22px}
.panel h3{font-size:16px;font-weight:700}
.tile{border-radius:var(--r-lg);padding:16px 18px;box-shadow:var(--sh-sm);transition:transform .2s var(--ease),box-shadow .2s var(--ease);position:relative;overflow:hidden}
.tile:hover{transform:translateY(-2px);box-shadow:var(--sh-md)}
.tile::after{content:"";position:absolute;inset:0 auto 0 0;width:3px;background:var(--line)}
.tile.good::after{background:var(--accent)}.tile.warn::after{background:var(--warn)}.tile.bad::after{background:var(--danger)}
.tile b{font-size:26px;letter-spacing:-.02em}

/* Buttons */
.btn{border-radius:10px;font-weight:600;box-shadow:var(--sh-xs);transition:background .15s var(--ease),box-shadow .15s var(--ease),transform .05s,border-color .15s}
.btn:hover{background:var(--sunk);border-color:color-mix(in srgb,var(--line) 60%,var(--muted))}
.btn:active:not(:disabled){transform:translateY(1px)}
.btn.primary{background:linear-gradient(180deg,color-mix(in srgb,var(--accent) 88%,#fff),var(--accent));border-color:var(--accent);box-shadow:0 1px 2px rgba(15,23,42,.1),inset 0 1px 0 rgba(255,255,255,.15)}
.btn.primary:hover{filter:none;box-shadow:0 6px 14px -6px var(--accent)}
.btn.danger:hover{background:var(--danger-soft);border-color:var(--danger)}
.chip{transition:all .15s var(--ease)}
.chip:hover{border-color:var(--accent);color:var(--accent)}
.chip[aria-pressed="true"],.chip.on{background:var(--accent);border-color:var(--accent);color:var(--accent-ink)}

/* Forms */
input[type=text],input[type=number],input[type=search],input[type=email],input[type=password],input[type=date],input[type=tel],input[type=url],select,textarea{
  border:1px solid var(--line);background:var(--surface);border-radius:10px;box-shadow:var(--sh-xs);transition:border-color .15s var(--ease),box-shadow .15s var(--ease)}
input[type=url]{padding:10px 12px;min-height:44px;width:100%;font:inherit;color:inherit}
input:hover,select:hover,textarea:hover{border-color:color-mix(in srgb,var(--line) 50%,var(--muted))}
input:focus,select:focus,textarea:focus{outline:none;border-color:var(--accent);box-shadow:var(--ring)}
input::placeholder,textarea::placeholder{color:color-mix(in srgb,var(--muted) 70%,transparent)}
label.f{font-weight:500;color:var(--ink);font-size:13px}
label.f>span{color:var(--ink);font-weight:500}

/* Tables */
.table-wrap{border-radius:var(--r-lg)}
table.grid th{background:var(--sunk);color:var(--muted);font-size:12px;font-weight:600;text-transform:uppercase;letter-spacing:.04em;padding:11px 14px}
table.grid thead th:first-child{border-top-left-radius:10px}table.grid thead th:last-child{border-top-right-radius:10px}
table.grid tbody tr{transition:background .12s}
table.grid tbody tr:hover{background:color-mix(in srgb,var(--sunk) 55%,transparent)}
.tag{border-radius:999px;padding:3px 10px;font-weight:600}

/* Feedback */
.flash{border-radius:var(--r);padding:12px 16px 12px 44px;position:relative;border:1px solid transparent;font-weight:500;animation:flashIn .3s var(--ease)}
.flash::before{position:absolute;left:14px;top:50%;transform:translateY(-50%);width:20px;height:20px;border-radius:50%;display:grid;place-items:center;font-size:12px;font-weight:800;color:#fff}
.flash.ok{border-color:color-mix(in srgb,var(--accent) 25%,transparent)}.flash.ok::before{content:"✓";background:var(--accent)}
.flash.bad{border-color:color-mix(in srgb,var(--danger) 25%,transparent)}.flash.bad::before{content:"!";background:var(--danger)}
@keyframes flashIn{from{opacity:0;transform:translateY(-4px)}to{opacity:1;transform:none}}
.empty{color:var(--muted)}

/* Login */
.login{background:
  radial-gradient(900px 500px at 10% -10%,color-mix(in srgb,var(--accent) 18%,transparent),transparent 60%),
  radial-gradient(700px 500px at 110% 110%,color-mix(in srgb,var(--accent-2) 16%,transparent),transparent 60%),var(--ground)}
.login .panel{width:min(420px,100%);padding:32px;border-radius:20px;box-shadow:var(--sh-lg);border-color:color-mix(in srgb,var(--line) 70%,transparent);animation:rise .4s var(--ease)}
.login .panel h1{font-size:24px}
@keyframes rise{from{opacity:0;transform:translateY(10px)}to{opacity:1;transform:none}}

/* Footer */
.powered-by{border-top:1px solid var(--line);margin-top:16px;padding-top:16px}

@media (prefers-reduced-motion: reduce){*,*::before,*::after{animation:none!important;transition:none!important}}