:root{
  --bg:#f4f6f9; --card:#fff; --ink:#1f2933; --muted:#7b8794;
  --primary:#2563eb; --primary-d:#1d4ed8; --ok:#16a34a; --warn:#f59e0b;
  --danger:#dc2626; --line:#e4e7eb; --radius:14px;
}
*{box-sizing:border-box}
html,body{margin:0;padding:0}
body{
  font-family:-apple-system,"Segoe UI","Noto Sans Thai",Roboto,sans-serif;
  background:var(--bg); color:var(--ink); font-size:16px; line-height:1.5;
  padding-bottom:80px;
}
a{color:var(--primary);text-decoration:none}
.topbar{
  position:sticky;top:0;z-index:30;background:var(--primary);color:#fff;
  display:flex;align-items:center;gap:10px;padding:12px 16px;
  box-shadow:0 2px 6px rgba(0,0,0,.12);
}
.topbar .title{font-weight:700;font-size:18px;flex:1}
.topbar a{color:#fff;opacity:.95;font-size:14px}
.wrap{max-width:760px;margin:0 auto;padding:16px}
.card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);
  padding:16px;margin-bottom:14px;box-shadow:0 1px 3px rgba(0,0,0,.04)}
h1,h2,h3{margin:.2em 0 .5em}
h2{font-size:20px}
.muted{color:var(--muted);font-size:14px}
.grid2{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.tiles{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.tile{display:flex;flex-direction:column;align-items:center;justify-content:center;
  gap:8px;background:var(--card);border:1px solid var(--line);border-radius:var(--radius);
  padding:22px 10px;font-weight:600;font-size:17px;text-align:center;color:var(--ink)}
.tile .ic{font-size:34px}
.tile.full{grid-column:1/-1}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:6px;
  background:var(--primary);color:#fff;border:none;border-radius:12px;
  padding:14px 18px;font-size:17px;font-weight:600;cursor:pointer;width:100%}
.btn:active{transform:scale(.99)}
.btn.ok{background:var(--ok)}
.btn.warn{background:var(--warn)}
.btn.danger{background:var(--danger)}
.btn.ghost{background:#eef2f7;color:var(--ink)}
.btn.sm{width:auto;padding:9px 14px;font-size:14px}
.row{display:flex;gap:10px;align-items:center}
.row.wrap{flex-wrap:wrap}
input,select,textarea{
  width:100%;padding:13px;border:1px solid var(--line);border-radius:10px;
  font-size:16px;font-family:inherit;background:#fff
}
label{display:block;font-size:14px;color:var(--muted);margin:10px 0 4px}
table{width:100%;border-collapse:collapse;font-size:14px}
th,td{text-align:left;padding:8px 6px;border-bottom:1px solid var(--line);vertical-align:top}
th{color:var(--muted);font-weight:600}
.badge{display:inline-block;padding:2px 9px;border-radius:999px;font-size:12px;font-weight:600}
.b-consumable{background:#dbeafe;color:#1d4ed8}
.b-asset{background:#e9d5ff;color:#7c3aed}
.b-food{background:#dcfce7;color:#15803d}
.b-in{background:#dcfce7;color:#15803d}
.b-out{background:#fee2e2;color:#b91c1c}
.alert{border-radius:12px;padding:12px 14px;margin-bottom:10px;font-size:14px}
.alert.warn{background:#fef3c7;border:1px solid #fde68a;color:#92400e}
.alert.danger{background:#fee2e2;border:1px solid #fecaca;color:#991b1b}
.alert.ok{background:#dcfce7;border:1px solid #bbf7d0;color:#166534}
.exp-red{color:var(--danger);font-weight:700}
.exp-orange{color:var(--warn);font-weight:700}
.low{color:var(--danger);font-weight:700}
#reader{width:100%;border-radius:12px;overflow:hidden;background:#000;min-height:60px}
.result-box{margin-top:14px}
.big-num{font-size:40px;font-weight:800;text-align:center;margin:6px 0}
.label-grid{display:grid;grid-template-columns:1fr 1fr;gap:10px}
.label-cell{border:1px dashed #999;border-radius:8px;padding:10px;text-align:center}
.label-cell img{max-width:100%}
.spacer{height:8px}
hr{border:none;border-top:1px solid var(--line);margin:14px 0}
@media print{.noprint{display:none!important}body{background:#fff;padding:0}}

/* ── งาน Event ───────────────────────────────────────────── */
.wrap.wide{max-width:1400px}
.pill{display:inline-block;padding:2px 10px;border-radius:999px;font-size:12px;font-weight:600;background:#eef2f7;color:var(--ink);white-space:nowrap}
.pill.ok{background:#dcfce7;color:#15803d}
.pill.warn{background:#fef3c7;color:#92400e}
.pill.bad{background:#fee2e2;color:#b91c1c}
.pill.info{background:#dbeafe;color:#1d4ed8}
.pill.gray{background:#f1f5f9;color:#64748b}
.stat-row{display:grid;grid-template-columns:repeat(auto-fit,minmax(120px,1fr));gap:10px}
.stat{border:1px solid var(--line);border-radius:12px;padding:10px 12px;background:#fff;color:var(--ink)}
.stat b{display:block;font-size:24px;line-height:1.2}
.stat span{font-size:13px;color:var(--muted)}
.area-list{display:grid;grid-template-columns:repeat(auto-fill,minmax(210px,1fr));gap:10px}
.area-card{border:1px solid var(--line);border-radius:12px;padding:10px 12px;background:#fff;color:var(--ink);display:block}
.area-card .code{font-weight:800;font-size:18px}
.area-card .meta{font-size:13px;color:var(--muted)}
.thumb{width:38px;height:38px;object-fit:cover;border-radius:6px;border:1px solid var(--line);background:#f8fafc;flex:none}
.thumb.ph{display:inline-flex;align-items:center;justify-content:center;color:#cbd5e1;font-size:16px}
.mx-wrap{overflow:auto;max-height:75vh;border:1px solid var(--line);border-radius:10px;background:#fff}
.mx{border-collapse:separate;border-spacing:0;font-size:13px;width:auto}
.mx th,.mx td{border-bottom:1px solid var(--line);border-right:1px solid #f1f5f9;padding:4px 6px;white-space:nowrap}
.mx thead th{position:sticky;top:0;background:#f8fafc;z-index:2;text-align:center}
.mx .stick{position:sticky;left:0;background:#fff;z-index:1;min-width:230px;max-width:300px;white-space:normal}
.mx thead .stick{z-index:3;background:#f8fafc}
.mx input{width:52px;padding:4px;font-size:13px;text-align:right;border-radius:6px}
.mx input.saved{border-color:var(--ok)}
.mx input.err{border-color:var(--danger)}
.mx tr.cat td{background:#eef2ff;font-weight:700;position:sticky;left:0}
.mx td.tot{font-weight:700;text-align:right;background:#fafafa}
.tabs{display:flex;gap:6px;flex-wrap:wrap}
.kv{display:grid;grid-template-columns:auto 1fr;gap:4px 12px;font-size:14px}
.kv dt{color:var(--muted)}
.kv dd{margin:0}
/* ── เอกสารพิมพ์ ── */
.sheet{background:#fff;border:1px solid var(--line);border-radius:10px;padding:18px;margin-bottom:16px}
.sheet h1{font-size:22px;margin:0}
.sheet table{font-size:13px}
.sheet th,.sheet td{border:1px solid #cbd5e1;padding:4px 6px}
.sheet th{background:#f1f5f9;color:#334155}
.sheet .cat td{background:#e2e8f0;font-weight:700}
.sheet .box{display:inline-block;width:16px;height:16px;border:1.5px solid #334155;border-radius:3px}
.sheet .pimg{width:44px;height:44px;object-fit:cover;border-radius:4px}
.sign{display:grid;grid-template-columns:1fr 1fr 1fr;gap:20px;margin-top:22px;font-size:13px}
.sign div{border-top:1px solid #334155;padding-top:4px;text-align:center}
@media print{
  .sheet{border:none;border-radius:0;padding:0;margin:0;page-break-after:always}
  .sheet:last-child{page-break-after:auto}
  .wrap,.wrap.wide{max-width:none;padding:0}
  .sheet tr{page-break-inside:avoid}
}