/* ATAD Store -- mobile first. Every tap target is sized for a thumb in a
   warehouse, not a mouse at a desk. */
:root{
  --bg:#f6f7f9; --surface:#fff; --surface-2:#eef1f5; --line:#dce1e8;
  --text:#101828; --muted:#5b6575; --brand:#1d4ed8; --brand-ink:#fff;
  --ok:#047857; --warn:#b45309; --bad:#b42318;
  --ok-bg:#ecfdf5; --warn-bg:#fffbeb; --bad-bg:#fef3f2;
  --radius:14px; --shadow:0 1px 2px rgba(16,24,40,.06),0 1px 3px rgba(16,24,40,.1);
  --safe-b: env(safe-area-inset-bottom, 0px);
  --safe-t: env(safe-area-inset-top, 0px);
}
@media (prefers-color-scheme: dark){
  :root{
    --bg:#0f172a; --surface:#182235; --surface-2:#1f2a3f; --line:#2c3852;
    --text:#e8edf6; --muted:#94a3b8; --brand:#3b82f6; --brand-ink:#fff;
    --ok:#34d399; --warn:#fbbf24; --bad:#f87171;
    --ok-bg:#062c22; --warn-bg:#2e2205; --bad-bg:#3a0f0f;
    --shadow:0 1px 3px rgba(0,0,0,.4);
  }
}
*{box-sizing:border-box}
/* Setting display on a class silently defeats the [hidden] attribute, so an
   element hidden in JS stays on screen swallowing every tap. The splash, the
   top bar and the sheet all set display, so state this once and loudly. */
[hidden]{display:none!important}
html,body{margin:0;padding:0}
body{
  font:16px/1.5 -apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Helvetica,Arial,sans-serif;
  background:var(--bg); color:var(--text);
  -webkit-font-smoothing:antialiased; overscroll-behavior-y:contain;
}
h1,h2,h3{margin:0;font-weight:650;letter-spacing:-.01em}
button,input,select,textarea{font:inherit;color:inherit}

/* ---------- chrome ---------- */
.splash{position:fixed;inset:0;display:grid;place-items:center;background:var(--bg);z-index:80}
.spinner{width:34px;height:34px;border:3px solid var(--line);border-top-color:var(--brand);
  border-radius:50%;animation:spin .8s linear infinite}
@keyframes spin{to{transform:rotate(360deg)}}

.topbar{position:sticky;top:0;z-index:40;display:flex;align-items:center;gap:8px;
  padding:calc(var(--safe-t) + 10px) 12px 10px;background:var(--surface);
  border-bottom:1px solid var(--line)}
.topbar h1{flex:1;font-size:17px;text-align:center;overflow:hidden;
  text-overflow:ellipsis;white-space:nowrap}
.icon-btn{width:40px;height:40px;flex:none;border:0;background:transparent;color:var(--text);
  font-size:24px;line-height:1;border-radius:10px;cursor:pointer}
.icon-btn:active{background:var(--surface-2)}
.icon-btn[hidden]{visibility:hidden;display:block!important}  /* keeps its space */

.view{padding:14px 12px calc(28px + var(--safe-b));max-width:720px;margin:0 auto}

/* ---------- blocks ---------- */
.card{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);
  box-shadow:var(--shadow);padding:14px;margin-bottom:12px}
.card.tight{padding:10px 12px}
.muted{color:var(--muted)}
.small{font-size:13px}
.row{display:flex;align-items:center;gap:10px}
.row.between{justify-content:space-between}
.stack>*+*{margin-top:10px}
.grid2{display:grid;grid-template-columns:1fr 1fr;gap:10px}

.tiles{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin-bottom:14px}
.tile{display:flex;flex-direction:column;justify-content:space-between;gap:12px;
  min-height:96px;padding:14px;border:1px solid var(--line);border-radius:var(--radius);
  background:var(--surface);box-shadow:var(--shadow);cursor:pointer;text-align:left}
.tile:active{background:var(--surface-2)}
.tile .glyph{display:flex;align-items:center;flex:none;color:var(--brand)}
.tile .glyph svg{display:block}
.tile .label{font-weight:650}
.tile .sub{font-size:12px;color:var(--muted)}
.tile.wide{grid-column:1 / -1;min-height:auto;flex-direction:row;align-items:center;
  justify-content:flex-start;gap:14px}
.tile.wide>div:last-child{flex:1;text-align:left}

/* ---------- forms ---------- */
label.field{display:block;margin-bottom:10px}
label.field > span{display:block;font-size:13px;color:var(--muted);margin-bottom:5px}
input,select,textarea{width:100%;padding:12px;border:1px solid var(--line);
  border-radius:10px;background:var(--surface);min-height:46px}
input:focus,select:focus,textarea:focus{outline:2px solid var(--brand);outline-offset:-1px}
/* 16px keeps iOS Safari from zooming the page on focus */
input,select,textarea{font-size:16px}

.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:13px 16px;border:1px solid var(--line);border-radius:12px;background:var(--surface);
  font-weight:600;cursor:pointer;min-height:48px;width:100%}
.btn:active{transform:translateY(1px)}
.btn.primary{background:var(--brand);border-color:var(--brand);color:var(--brand-ink)}
.btn.danger{background:var(--bad-bg);border-color:var(--bad);color:var(--bad)}
.btn.ghost{background:transparent}
.btn.auto{width:auto}
.btn[disabled]{opacity:.55;pointer-events:none}
.btn-row{display:flex;gap:10px}

/* ---------- lists ---------- */
.list{list-style:none;margin:0;padding:0}
.list li{border-bottom:1px solid var(--line)}
.list li:last-child{border-bottom:0}
.item-btn{display:block;width:100%;text-align:left;background:transparent;border:0;
  padding:12px 2px;cursor:pointer}
.item-btn:active{background:var(--surface-2)}
.item-name{font-weight:600}
.item-meta{font-size:13px;color:var(--muted);margin-top:2px}

.pill{display:inline-block;padding:2px 8px;border-radius:999px;font-size:12px;
  font-weight:650;background:var(--surface-2);color:var(--muted)}
.pill.ok{background:var(--ok-bg);color:var(--ok)}
.pill.warn{background:var(--warn-bg);color:var(--warn)}
.pill.bad{background:var(--bad-bg);color:var(--bad)}

.qty{font-variant-numeric:tabular-nums;font-weight:650}
.empty{text-align:center;padding:28px 12px;color:var(--muted)}

/* ---------- sheet ---------- */
.sheet{position:fixed;inset:0;z-index:60;display:flex;align-items:flex-end}
.sheet-backdrop{position:absolute;inset:0;background:rgba(2,6,23,.5)}
.sheet-panel{position:relative;width:100%;max-height:88vh;overflow:auto;
  background:var(--surface);border-radius:18px 18px 0 0;
  padding:14px 14px calc(18px + var(--safe-b));animation:up .18s ease-out}
@media(min-width:640px){
  .sheet{align-items:center;justify-content:center}
  .sheet-panel{max-width:560px;border-radius:18px}
}
@keyframes up{from{transform:translateY(18px);opacity:.6}to{transform:none;opacity:1}}
.sheet-head{display:flex;align-items:center;gap:8px;margin-bottom:10px}
.sheet-head h2{flex:1;font-size:17px}

/* ---------- toasts ---------- */
.toasts{position:fixed;left:0;right:0;bottom:calc(14px + var(--safe-b));z-index:90;
  display:flex;flex-direction:column;align-items:center;gap:8px;pointer-events:none;padding:0 12px}
.toast{max-width:560px;width:100%;padding:12px 14px;border-radius:12px;
  background:var(--text);color:var(--bg);box-shadow:var(--shadow);animation:up .18s ease-out}
.toast.bad{background:var(--bad);color:#fff}
.toast.ok{background:var(--ok);color:#fff}

/* ---------- scanner ---------- */
#reader{width:100%;border-radius:12px;overflow:hidden;background:#000;min-height:260px}
#reader video{width:100%!important;height:auto!important;display:block}