:root{
  --bg:#f1f5f9; --card:#fff; --ink:#0f172a; --muted:#64748b; --line:#e2e8f0;
  --brand:#2563eb; --brand-ink:#fff; --danger:#dc2626; --ok:#16a34a; --warn:#d97706;
  --radius:14px; --shadow:0 1px 3px rgba(15,23,42,.12);
}
@media (prefers-color-scheme:dark){
  :root{ --bg:#0b1220; --card:#162033; --ink:#e8eefb; --muted:#94a3b8; --line:#25324a; --shadow:0 1px 3px rgba(0,0,0,.5); }
}
*{box-sizing:border-box}
html,body{margin:0;height:100%}
body{font:16px/1.4 system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;background:var(--bg);color:var(--ink);display:flex;flex-direction:column}
button,input,select,textarea{font:inherit;color:inherit}
button{cursor:pointer}

.top{background:#0f172a;color:#fff;padding:10px 14px 12px;padding-top:max(10px,env(safe-area-inset-top))}
.top h1{font-size:20px;margin:0}
.row1,.row2{display:flex;align-items:center;gap:10px}
.row2{margin-top:10px;flex-wrap:wrap}
.grow{flex:1}
.icon-btn{background:transparent;border:0;color:#fff;font-size:22px;padding:4px 8px}
.sync{font-size:12px;opacity:.8}
.chips{display:flex;gap:6px;flex-wrap:wrap}
.chip{border:1px solid #334155;background:transparent;color:#cbd5e1;border-radius:999px;padding:6px 14px;font-weight:600}
.chip[aria-selected=true]{background:#fff;color:#0f172a;border-color:#fff}
#q{flex:1;min-width:200px;border-radius:10px;border:0;padding:10px 12px;background:#1e293b;color:#fff}
#q::placeholder{color:#94a3b8}
.chk{color:#cbd5e1;font-size:14px;display:flex;gap:6px;align-items:center}

.board{flex:1;display:flex;gap:12px;overflow-x:auto;padding:12px 12px 96px;scroll-snap-type:x proximity;align-items:flex-start}
.col{flex:0 0 min(86vw,300px);scroll-snap-align:start;background:color-mix(in srgb,var(--card) 55%,var(--bg));border-radius:var(--radius);padding:8px;max-height:100%;display:flex;flex-direction:column;border-top:5px solid var(--c)}
.col h2{font-size:14px;margin:6px 6px 8px;display:flex;justify-content:space-between;align-items:center}
.col h2 .n{background:var(--c);color:#fff;border-radius:999px;padding:1px 9px;font-size:13px}
.col .list{overflow-y:auto;display:flex;flex-direction:column;gap:8px;padding:2px}
.empty{color:var(--muted);font-size:13px;text-align:center;padding:14px 4px}
.more{color:var(--muted);font-size:12px;text-align:center;padding:6px}

.card{background:var(--card);border-radius:12px;padding:10px 12px;box-shadow:var(--shadow);cursor:pointer;border-left:4px solid transparent}
.card.alert{border-left-color:var(--danger)}
.card .t1{display:flex;justify-content:space-between;gap:8px;font-weight:700}
.card .inv{color:var(--muted);font-weight:500;font-size:13px;white-space:nowrap}
.card .prod{color:var(--muted);font-size:14px;margin:2px 0 6px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.tags{display:flex;flex-wrap:wrap;gap:5px;margin-bottom:6px}
.tag{font-size:12px;padding:2px 8px;border-radius:999px;background:var(--line);color:var(--ink)}
.tag.shop{background:#dbeafe;color:#1e3a8a}
.tag.bad{background:#fee2e2;color:#991b1b;font-weight:700}
.tag.pend{background:#fef3c7;color:#92400e}
.tag.paid{background:#dcfce7;color:#166534}
.next{width:100%;border:0;border-radius:10px;padding:9px;font-weight:700;background:var(--brand);color:var(--brand-ink)}
.next.wa{background:#16a34a}

.fab{position:fixed;right:16px;bottom:max(16px,env(safe-area-inset-bottom));background:var(--brand);color:#fff;border:0;border-radius:999px;padding:16px 24px;font-size:18px;font-weight:800;box-shadow:0 6px 18px rgba(37,99,235,.5);z-index:5}

dialog{border:0;border-radius:18px;padding:0;width:min(640px,96vw);max-height:94vh;background:var(--card);color:var(--ink);box-shadow:0 20px 60px rgba(0,0,0,.4)}
dialog::backdrop{background:rgba(15,23,42,.6)}
.dhead{display:flex;align-items:center;justify-content:space-between;padding:14px 18px;border-bottom:1px solid var(--line);position:sticky;top:0;background:var(--card);z-index:1}
.dhead h3{margin:0;font-size:18px}
.dbody{padding:14px 18px;overflow-y:auto;max-height:calc(94vh - 130px)}
.dfoot{display:flex;gap:8px;flex-wrap:wrap;padding:12px 18px;border-top:1px solid var(--line);position:sticky;bottom:0;background:var(--card)}
.btn{border:1px solid var(--line);background:var(--card);border-radius:10px;padding:11px 16px;font-weight:700}
.btn.primary{background:var(--brand);border-color:var(--brand);color:#fff}
.btn.green{background:#16a34a;border-color:#16a34a;color:#fff}
.btn.danger{color:var(--danger)}
.btn:disabled{opacity:.5}
.x{background:transparent;border:0;font-size:24px;color:var(--muted)}

.scan{display:flex;gap:12px;align-items:center;background:color-mix(in srgb,var(--brand) 10%,var(--card));border:2px dashed var(--brand);border-radius:14px;padding:12px;margin-bottom:14px}
.scan .shot{flex:0 0 auto;background:var(--brand);color:#fff;border-radius:12px;padding:14px 16px;font-weight:800;cursor:pointer;text-align:center}
.scan img{width:64px;height:64px;object-fit:cover;border-radius:8px}
.scan .msg{font-size:14px}
.scan .msg.err{color:var(--danger)}
.grid{display:grid;grid-template-columns:1fr 1fr;gap:10px}
.grid .span2{grid-column:1/-1}
.grid label{display:flex;flex-direction:column;gap:3px;font-size:13px;color:var(--muted);font-weight:600}
.grid input,.grid select,.grid textarea{border:1px solid var(--line);border-radius:10px;padding:10px;background:var(--bg);font-size:16px;color:var(--ink)}
.grid .filled{background:#fef9c3;color:#111}
.pending{grid-column:1/-1;font-weight:800;font-size:18px;text-align:right}
.statusrow{display:flex;gap:6px;flex-wrap:wrap;margin-bottom:12px}
.statusrow button{border:1px solid var(--line);background:var(--card);border-radius:999px;padding:6px 12px;font-size:13px;font-weight:600}
.statusrow button.on{background:var(--c);border-color:var(--c);color:#fff}
.hist{margin-top:14px;font-size:13px;color:var(--muted)}
.hist li{margin:3px 0}
.photo{max-width:100%;border-radius:10px;margin-top:10px}

.toast{position:fixed;left:50%;bottom:90px;transform:translateX(-50%) translateY(20px);background:#0f172a;color:#fff;padding:10px 16px;border-radius:10px;opacity:0;pointer-events:none;transition:.25s;z-index:20;max-width:90vw;text-align:center}
.toast.show{opacity:1;transform:translateX(-50%)}
@media (max-width:520px){ .grid{grid-template-columns:1fr} .grid .span2{grid-column:auto} .fab{left:16px;right:16px;text-align:center} }