/* SPP — bright work-desk theme (same look as the trial system) */
:root{
  --bg:#F3F6FA; --surface:#FFFFFF; --sunk:#F7F9FC; --ink:#18222F; --muted:#5D6977; --line:#DCE3EB;
  --accent:#1769D2; --accent-soft:#E7F0FD; --on-accent:#FFFFFF;
  --ok:#1C8A4C; --ok-soft:#E3F5EA; --warn:#A5650A; --warn-soft:#FFF4DE; --bad:#C6382E; --bad-soft:#FDE9E7;
  --field:#FFFFFF; --field-line:#B7C4D3; --req-bg:#FFF7DB; --req-line:#E9A23B;
  --ui:"IBM Plex Sans Thai",system-ui,sans-serif; --mono:"IBM Plex Mono",ui-monospace,monospace;
  color-scheme:light;
}
*{box-sizing:border-box}
[hidden]{display:none!important}
html,body{margin:0}
body{background:var(--bg);color:var(--ink);font-family:var(--ui);font-size:14px;line-height:1.55;padding-bottom:env(safe-area-inset-bottom,0px)}
.wrap{max-width:1360px;margin:0 auto;padding-left:max(16px,env(safe-area-inset-left,0px));padding-right:max(16px,env(safe-area-inset-right,0px))}
header.top{position:sticky;top:0;z-index:5;background:var(--surface);border-bottom:3px solid var(--accent);padding-top:env(safe-area-inset-top,0px)}
.topin{display:flex;align-items:center;gap:18px;flex-wrap:wrap;padding-block:10px}
.brand{display:flex;align-items:center;gap:10px;font-weight:700}
.brand .mk{height:34px;width:auto}
.brand small{display:block;font-weight:400;color:var(--muted);font-size:12px;line-height:1.2}
nav.tabs{display:flex;gap:2px;overflow-x:auto;flex:1;min-width:0;scrollbar-width:none}
nav.tabs button{flex:none;border:0;background:none;font:inherit;color:var(--muted);padding:8px 11px;border-radius:6px;cursor:pointer;font-weight:500}
nav.tabs button[aria-selected="true"]{background:var(--accent);color:var(--on-accent)}
nav.tabs button:hover{color:var(--ink)}
nav.tabs button[aria-selected="true"]:hover{color:var(--on-accent)}
.who{display:flex;align-items:center;gap:8px;font-size:13px;white-space:nowrap}
.who .rl{font-size:11.5px;padding:2px 8px;border-radius:99px;background:var(--accent-soft);color:var(--accent);font-weight:600}
main{padding-block:22px 60px;display:flex;flex-direction:column;gap:20px}
h1{font-size:22px;margin:0}
h2{font-size:16px;margin:0 0 10px}
.sub{color:var(--muted);margin:2px 0 0}
.note{font-size:12.5px;color:var(--muted)}
.row{display:flex;gap:10px;flex-wrap:wrap;align-items:center}
.between{justify-content:space-between}
.panel{background:var(--surface);border:1px solid var(--line);border-radius:8px;padding:16px;display:flex;flex-direction:column;gap:12px;min-width:0}
.grid2{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:12px}
.stats{display:grid;grid-template-columns:repeat(auto-fit,minmax(190px,1fr));gap:12px}
.stat{background:var(--surface);border:1px solid var(--line);border-radius:8px;padding:12px 14px}
.stat .k{font-size:12px;color:var(--muted)}
.stat .v{font-size:21px;font-weight:600;font-variant-numeric:tabular-nums;margin-top:2px}
.tablebox{overflow-x:auto;border:1px solid var(--line);border-radius:8px;background:var(--surface)}
table.t{width:100%;border-collapse:collapse;font-size:13.5px}
.t th{text-align:left;font-weight:500;color:var(--muted);font-size:12px;padding:9px 12px;border-bottom:1px solid var(--line);background:var(--sunk);white-space:nowrap}
.t td{padding:9px 12px;border-bottom:1px solid var(--line);vertical-align:middle}
.t tr:last-child td{border-bottom:0}
.num{text-align:right;font-variant-numeric:tabular-nums;white-space:nowrap}
.mono{font-family:var(--mono);font-size:12.5px}
.empty{padding:22px;text-align:center;color:var(--muted)}
button.b{font:inherit;font-weight:500;border:1px solid var(--line);background:var(--surface);color:var(--ink);padding:7px 13px;border-radius:6px;cursor:pointer;white-space:nowrap}
button.b:hover{border-color:var(--accent);color:var(--accent)}
button.b.pri{background:var(--accent);border-color:var(--accent);color:var(--on-accent)}
button.b.pri:hover{filter:brightness(1.08);color:var(--on-accent)}
button.b.sm{padding:4px 9px;font-size:12.5px}
button.b.danger{color:var(--bad)}
button.b:disabled{opacity:.5;cursor:not-allowed}
button:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible{outline:2px solid var(--accent);outline-offset:1px}
label.f{display:flex;flex-direction:column;gap:5px;font-size:13.5px;color:var(--muted);min-width:0;font-weight:500}
input,select,textarea{font:inherit;font-size:15px;color:var(--ink);background:var(--field);border:1.5px solid var(--field-line);border-radius:6px;padding:9px 11px;width:100%;min-width:0;min-height:42px}
input[type="checkbox"]{width:auto;min-height:0;accent-color:var(--accent)}
input:focus,select:focus,textarea:focus{border-color:var(--accent);box-shadow:0 0 0 3px var(--accent-soft);outline:none}
.st{font-size:12.5px;white-space:nowrap}
.st::before{content:"";display:inline-block;width:7px;height:7px;border-radius:50%;margin-right:6px;vertical-align:1px;background:currentColor}
.st-ok{color:var(--ok)} .st-off{color:var(--muted)}
.banner{display:flex;gap:12px;align-items:center;flex-wrap:wrap;padding:12px 14px;border-radius:8px;background:var(--accent-soft);color:var(--accent);font-weight:500}
.toast{position:fixed;left:50%;bottom:calc(20px + env(safe-area-inset-bottom,0px));transform:translateX(-50%);background:var(--ink);color:var(--bg);padding:9px 16px;border-radius:6px;font-size:13.5px;z-index:50;opacity:0;transition:opacity .2s;pointer-events:none;max-width:90vw}
.toast.on{opacity:1}
/* lock / PIN screen */
.lock{position:fixed;inset:0;z-index:40;background:linear-gradient(160deg,#EAF2FD,#F7F9FC 55%,#FFF7DB);display:grid;place-items:center;padding:max(16px,env(safe-area-inset-top,0px)) 16px;overflow-y:auto}
.lockbox{width:min(380px,100%);background:var(--surface);border:1px solid var(--line);border-radius:16px;padding:28px 24px;display:flex;flex-direction:column;align-items:center;gap:14px;box-shadow:0 20px 50px rgba(20,40,70,.14)}
.lockbox img{height:62px}
.lockbox h2{margin:0;font-size:19px;text-align:center}
.lockbox form{width:100%;display:flex;flex-direction:column;gap:12px}
.dots{display:flex;gap:12px;margin:4px 0}
.dots span{width:15px;height:15px;border-radius:50%;border:2px solid var(--accent)}
.dots span.on{background:var(--accent)}
.dots.bad span{border-color:var(--bad)}
.dots.bad{animation:shake .35s}
@keyframes shake{25%{transform:translateX(-6px)}75%{transform:translateX(6px)}}
.pad{display:grid;grid-template-columns:repeat(3,76px);gap:12px}
.pad button{height:62px;font:inherit;font-size:24px;font-weight:600;border-radius:14px;border:1px solid var(--line);background:var(--sunk);color:var(--ink);cursor:pointer}
.pad button:hover{background:var(--accent-soft)}
.pad button.sm{font-size:14px;font-weight:500;color:var(--muted)}
.pad button:disabled{opacity:.5}
.lockmsg{min-height:20px;font-size:13.5px;color:var(--bad);text-align:center}
h3{font-size:14px;margin:0}
a.b{font:inherit;font-weight:500;border:1px solid var(--line);background:var(--surface);color:var(--ink);padding:7px 13px;border-radius:6px;white-space:nowrap;text-decoration:none;display:inline-block}
a.b:hover{border-color:var(--accent);color:var(--accent)}
label.filebtn{position:relative;font-weight:500;border:1px solid var(--line);background:var(--surface);color:var(--ink);padding:7px 13px;border-radius:6px;cursor:pointer;white-space:nowrap}
label.filebtn:hover{border-color:var(--accent);color:var(--accent)}
label.filebtn input{position:absolute;opacity:0;width:1px;height:1px;min-height:0}
label.filebtn:focus-within{outline:2px solid var(--accent)}
label.chk{display:flex;align-items:center;gap:8px;font-size:13.5px;cursor:pointer}
.filters{gap:8px 14px}
.t tr.subrow td{background:var(--sunk);font-size:12.5px;padding-block:6px}
.t tr.off td{opacity:.55}
.low{color:var(--bad);font-weight:600}
.panel.sunk{background:var(--sunk);gap:8px}
.warnbox{background:var(--warn-soft);color:var(--warn);border-radius:6px;padding:10px 12px}
.warnbox .note{color:var(--warn);margin-top:4px}
/* required fields: yellow until filled */
label.f.req>input,label.f.req>textarea,label.f.req>select{background:var(--req-bg);border-color:var(--req-line)}
label.f.req>input:not(:placeholder-shown),label.f.req>textarea:not(:placeholder-shown),label.f.req>select{background:var(--field);border-color:var(--field-line)}
/* modal form */
body.noscroll{overflow:hidden}
.modal{position:fixed;inset:0;z-index:25;background:rgba(24,34,47,.45);overflow-y:auto;padding:max(16px,env(safe-area-inset-top,0px)) max(12px,env(safe-area-inset-right,0px)) 40px max(12px,env(safe-area-inset-left,0px))}
.modal-in{max-width:980px;margin:16px auto}
.modal-in>.panel{box-shadow:0 18px 50px rgba(20,40,70,.25)}
/* product unit rows */
.units{display:flex;flex-direction:column;gap:8px}
.unitrow{display:grid;grid-template-columns:minmax(0,1fr) 78px repeat(3,minmax(0,.9fr)) minmax(0,1.4fr) minmax(0,1.3fr) 40px;gap:6px;align-items:end}
.unitrow .x{height:42px}
button.lnk{border:0;background:none;padding:0;font:inherit;color:var(--accent);text-decoration:underline;cursor:pointer;font-size:12.5px}
.sumgrid{display:grid;grid-template-columns:1fr auto;gap:4px 18px;margin-left:auto;min-width:240px;font-variant-numeric:tabular-nums}
.sumgrid b{text-align:right}
/* phones & small tablets */
@media (max-width:760px){
  input,select,textarea{font-size:16px}          /* stops iPhone from zooming in on fields */
  .topin{gap:8px 12px}
  nav.tabs{order:3;flex-basis:100%}               /* menu goes to its own swipeable row */
  nav.tabs button{padding:9px 12px}
  main{padding-block:16px 60px;gap:16px}
  h1{font-size:19px}
  .panel{padding:13px}
  .stats{grid-template-columns:repeat(2,minmax(0,1fr))}
  .stat .v{font-size:18px}
  button.b{padding:9px 14px}
  .unitrow{grid-template-columns:1fr 1fr 1fr;padding:10px;border:1px solid var(--line);border-radius:8px;background:var(--sunk)}
  .unitrow .x{grid-column:3}
  .unitrow label:has([data-u=barcode]){grid-column:1/3}
  /* tables become cards on phones */
  .t.cards thead{display:none}
  .t.cards tr{display:flex;flex-direction:column;gap:3px;padding:11px 13px;border-bottom:1px solid var(--line)}
  .t.cards tr:last-child{border-bottom:0}
  .t.cards td{border:0;padding:0;text-align:left;white-space:normal}
  .t.cards td[data-l]::before{content:attr(data-l) " ";color:var(--muted);font-size:12px}
  .t.cards td:empty{display:none}
  .t.cards tr.subrow{padding-block:7px}
}
@media (prefers-reduced-motion:reduce){*{transition:none!important;animation:none!important}}