:root{--bg: #0f1613;--panel: #18241e;--panel2: #1f2e26;--line: #2c3f34;--fg: #eef3ef;--muted: #9fb3a8;--accent: #c9a84c;--accent-fg: #1a1408;--green: #5fbf8a;--red: #e07070;--amber: #e6b455;--blue: #6fa8dc;--radius: 14px;--tap: 52px;--font: -apple-system, "Segoe UI", Roboto, "Noto Sans Thai", "Sarabun", sans-serif}*{box-sizing:border-box;-webkit-tap-highlight-color:transparent}html,body{margin:0;height:100%;background:var(--bg);color:var(--fg);font-family:var(--font);font-size:16px}body{overscroll-behavior:none}button,input,select,textarea{font:inherit;color:inherit}button{cursor:pointer;border:0;background:var(--panel2);border-radius:12px;padding:0 16px;min-height:var(--tap);color:var(--fg)}button:active{filter:brightness(1.2)}button.primary{background:var(--accent);color:var(--accent-fg);font-weight:700}button.danger{background:#4a2626;color:#ffb4b4}button.ghost{background:transparent;border:1px solid var(--line)}button.sm{min-height:40px;padding:0 12px;font-size:14px;border-radius:10px}button:disabled{opacity:.45;cursor:default}input:disabled,select:disabled{opacity:.5}input,select,textarea{background:var(--panel2);border:1px solid var(--line);border-radius:12px;padding:12px 14px;min-height:var(--tap);width:100%;outline:none}input:focus,select:focus,textarea:focus{border-color:var(--accent)}textarea{min-height:80px;resize:vertical}label{display:block;font-size:13px;color:var(--muted);margin:10px 0 6px}h1,h2,h3{margin:0 0 12px;font-weight:600}h1{font-size:22px}h2{font-size:18px}h3{font-size:15px;color:var(--muted);text-transform:uppercase;letter-spacing:.04em}.muted{color:var(--muted)}.right{text-align:right}.center{text-align:center}.num{font-variant-numeric:tabular-nums}.green{color:var(--green)}.red{color:var(--red)}.amber{color:var(--amber)}.row{display:flex;gap:10px;align-items:center;flex-wrap:wrap}.row>*{flex:1}.row>.fix{flex:0 0 auto}.grid2{display:grid;grid-template-columns:1fr 1fr;gap:12px}.grid3{display:grid;grid-template-columns:repeat(3,1fr);gap:12px}.card{background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);padding:16px;margin-bottom:14px}.tile{background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);padding:14px 16px}.tile .k{font-size:12px;color:var(--muted)}.tile .v{font-size:24px;font-weight:600;margin-top:4px;font-variant-numeric:tabular-nums}table{width:100%;border-collapse:collapse;font-size:14px}th,td{padding:10px 8px;border-bottom:1px solid var(--line);text-align:left;vertical-align:top}th{color:var(--muted);font-weight:500;font-size:12px;text-transform:uppercase;letter-spacing:.04em}td.num,th.num{text-align:right;font-variant-numeric:tabular-nums;white-space:nowrap}tr.click{cursor:pointer}tr.click:active{background:var(--panel2)}tr.total td{font-weight:700;border-top:2px solid var(--line)}.scroll{overflow:auto;max-height:60vh}.tabs{display:flex;gap:6px;overflow-x:auto;padding-bottom:6px;margin-bottom:12px}.tabs button{flex:0 0 auto;min-height:42px;padding:0 14px;font-size:14px;background:transparent;border:1px solid var(--line)}.tabs button.on{background:var(--accent);color:var(--accent-fg);border-color:var(--accent)}.pill{display:inline-block;padding:3px 9px;border-radius:999px;font-size:12px;background:var(--panel2);color:var(--muted)}.pill.ok{background:#1f3b2d;color:var(--green)}.pill.bad{background:#3b2323;color:var(--red)}.pill.warn{background:#3b3220;color:var(--amber)}#app{height:100%;display:flex;flex-direction:column}.topbar{display:flex;align-items:center;gap:12px;padding:10px 14px;padding-top:calc(10px + env(safe-area-inset-top));background:var(--panel);border-bottom:1px solid var(--line)}.topbar .brand{font-weight:700;letter-spacing:.02em;color:var(--accent)}.topbar .who{font-size:13px;color:var(--muted);margin-left:auto}.topbar button{min-height:40px}.main{flex:1;display:flex;min-height:0}.nav{width:92px;flex:0 0 92px;background:var(--panel);border-right:1px solid var(--line);display:flex;flex-direction:column;overflow-y:auto;padding-bottom:env(safe-area-inset-bottom)}.nav button{background:transparent;border-radius:0;min-height:66px;font-size:12px;display:flex;flex-direction:column;gap:4px;align-items:center;justify-content:center;color:var(--muted);padding:6px}.nav button .ic{font-size:22px}.nav button.on{color:var(--accent);background:var(--panel2)}.content{flex:1;overflow:auto;padding:16px;padding-bottom:calc(16px + env(safe-area-inset-bottom))}@media(max-width:700px){.nav{width:70px;flex-basis:70px}.nav button{font-size:10px}.grid3{grid-template-columns:1fr 1fr}}.login{height:100%;display:flex;align-items:center;justify-content:center;flex-direction:column;gap:18px;padding:20px}.login .brand{font-size:32px;font-weight:700;color:var(--accent)}.pinpad{display:grid;grid-template-columns:repeat(3,84px);gap:12px}.pinpad button{height:72px;font-size:26px;border-radius:20px}.pindots{display:flex;gap:12px;height:20px}.pindots i{width:16px;height:16px;border-radius:50%;border:2px solid var(--muted)}.pindots i.on{background:var(--accent);border-color:var(--accent)}.sell{display:grid;grid-template-columns:minmax(0,1fr) 360px;gap:14px;height:100%}.sell>*{min-width:0}.sell .catalog{display:flex;flex-direction:column;min-height:0}.catgrid{display:grid;grid-template-columns:repeat(auto-fill,minmax(150px,1fr));gap:10px;align-content:start;padding-bottom:10px}.sell .catgrid{overflow:auto;flex:1}.ptile{background:var(--panel);border:1px solid var(--line);border-radius:12px;padding:12px;min-height:92px;display:flex;flex-direction:column;justify-content:space-between;text-align:left}.ptile .n{font-size:14px;line-height:1.25}.ptile .p{color:var(--accent);font-weight:600}.ptile .s{font-size:11px;color:var(--muted)}.ptile.low{border-color:var(--amber)}.ptile.out{opacity:.4}.cart{background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);display:flex;flex-direction:column;min-height:0}.cart .lines{flex:1;overflow:auto;padding:8px 12px}.cart .line{display:grid;grid-template-columns:1fr auto;gap:6px;padding:8px 0;border-bottom:1px solid var(--line)}.cart .line .n{font-size:14px}.cart .line .q{font-size:12px;color:var(--muted)}.cart .line .t{text-align:right;font-variant-numeric:tabular-nums}.cart .foot{padding:12px;border-top:1px solid var(--line)}.cart .sum{display:flex;justify-content:space-between;padding:3px 0;font-variant-numeric:tabular-nums}.cart .sum.big{font-size:24px;font-weight:700}.qtybar{display:flex;gap:6px;margin:6px 0}.qtybar button{flex:1;min-height:40px;font-size:14px;padding:0}@media(max-width:900px){.sell{grid-template-columns:minmax(0,1fr);grid-template-rows:1fr auto}.cart{max-height:45vh}}#modal:empty{display:none}#modal{position:fixed;inset:0;background:#0009;display:flex;align-items:center;justify-content:center;padding:16px;z-index:50}#modal .box{background:var(--panel);border:1px solid var(--line);border-radius:18px;padding:20px;width:min(560px,100%);max-height:92vh;overflow:auto}#modal .box.wide{width:min(900px,100%)}#toast{position:fixed;left:50%;bottom:24px;transform:translate(-50%);z-index:60;display:flex;flex-direction:column;gap:8px;pointer-events:none}#toast div{background:#263a30;border:1px solid var(--line);padding:12px 18px;border-radius:12px;box-shadow:0 6px 24px #0006;animation:fade 3.2s forwards}#toast div.err{background:#4a2626}@keyframes fade{0%,80%{opacity:1}to{opacity:0}}.receipt{font-family:ui-monospace,Menlo,monospace;font-size:13px;background:#fff;color:#000;padding:16px;border-radius:8px;white-space:pre-wrap}@media print{body *{visibility:hidden}#modal,#modal *{visibility:visible}#modal{position:static;background:none}#modal .box{border:0;box-shadow:none}.noprint{display:none!important}}.kv{display:grid;grid-template-columns:1fr auto;gap:4px 12px;font-size:14px}.kv b{font-variant-numeric:tabular-nums}.bar{height:8px;background:var(--panel2);border-radius:4px;overflow:hidden}.bar i{display:block;height:100%;background:var(--accent)}.lang{font-size:12px}.badge{display:inline-block;min-width:18px;padding:1px 5px;margin-left:4px;border-radius:999px;background:var(--red);color:#fff;font-size:11px;text-align:center;vertical-align:top}.card.amber{border-color:var(--amber);color:var(--amber)}.card.click{cursor:pointer}.card.click:active{background:var(--panel2)}.ptile img{width:100%;height:70px;object-fit:cover;border-radius:8px;margin-bottom:6px}.topbar select{background:var(--panel2)}input[type=color]{padding:4px}input[type=file]{padding:10px}code{background:var(--panel2);padding:1px 6px;border-radius:6px;font-size:13px}optgroup{color:var(--muted)}.tabs::-webkit-scrollbar{height:4px}