:root{
  --bg:#0b1017; --bg2:#111926; --card:#151f30; --card2:#1b2739;
  --bd:#243348; --tx:#e8eef7; --tx2:#93a4bd; --tx3:#64758f;
  --ok:#2dd4a7; --warn:#f5b544; --bad:#f2585b; --acc:#4a9df5; --vio:#a78bfa;
}
*{box-sizing:border-box;margin:0;padding:0}
body{background:var(--bg);color:var(--tx);font:14px/1.45 -apple-system,BlinkMacSystemFont,"Segoe UI",Inter,Roboto,sans-serif;-webkit-font-smoothing:antialiased}
[hidden]{display:none!important}
a{color:var(--acc)}
.wrap{max-width:1280px;margin:0 auto;padding:24px 22px 60px}
header{display:flex;align-items:flex-start;justify-content:space-between;gap:20px;flex-wrap:wrap;margin-bottom:18px;padding-bottom:18px;border-bottom:1px solid var(--bd)}
.brand{display:flex;align-items:center;gap:13px}
.dot{width:38px;height:38px;border-radius:11px;background:linear-gradient(135deg,#4a9df5,#a78bfa);display:grid;place-items:center;font-size:19px;flex:0 0 auto}
h1{font-size:21px;font-weight:650;letter-spacing:-.02em}
.sub{color:var(--tx2);font-size:12.5px;margin-top:2px}
.stamp{text-align:right;color:var(--tx3);font-size:11.5px;line-height:1.7}
.stamp b{color:var(--tx2);font-weight:600}

/* tabs */
.tabs{display:flex;gap:8px;margin-bottom:18px;flex-wrap:wrap}
.tabs button,.gt{background:var(--card2);border:1px solid var(--bd);color:var(--tx2);padding:7px 14px;border-radius:9px;font-size:12.5px;cursor:pointer;font-weight:600;font-family:inherit}
.tabs button:hover,.gt:hover{border-color:#3c5478;color:var(--tx)}
.tabs button.on,.gt.on{background:var(--card);border-color:var(--acc);color:var(--tx)}

/* sections */
section{margin-bottom:26px}
.st{display:flex;align-items:baseline;gap:11px;margin-bottom:12px;flex-wrap:wrap}
.st h2{font-size:15.5px;font-weight:650;letter-spacing:-.01em}
.st span{color:var(--tx3);font-size:12px}
.st .right{margin-left:auto;display:flex;gap:8px;align-items:center}
.card{background:var(--card);border:1px solid var(--bd);border-radius:14px;padding:18px}
.grid2{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.grid3{display:grid;grid-template-columns:1fr 1fr 1fr;gap:14px}
@media(max-width:900px){.grid2,.grid3{grid-template-columns:1fr}}

/* hero kpis */
.hero{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:13px}
@media(max-width:1040px){.hero{grid-template-columns:1fr 1fr}}
@media(max-width:600px){.hero{grid-template-columns:1fr}}
.hb{background:var(--card);border:1px solid var(--bd);border-radius:14px;padding:17px 18px 15px;cursor:pointer;transition:border-color .16s,transform .16s;position:relative}
.hb:hover{border-color:#3c5478;transform:translateY(-2px)}
.hb.big{background:linear-gradient(135deg,rgba(74,157,245,.15),rgba(167,139,250,.05));border-color:rgba(74,157,245,.42)}
.hb .hl{color:var(--tx2);font-size:11px;text-transform:uppercase;letter-spacing:.06em;font-weight:600}
.hb .hv{font-size:30px;font-weight:700;letter-spacing:-.035em;margin:8px 0 4px;font-variant-numeric:tabular-nums}
.hb.big .hv{font-size:38px}
.hb .hd{color:var(--tx3);font-size:11.5px;line-height:1.45}
.hb.w .hv{color:var(--warn)} .hb.b .hv{color:var(--bad)} .hb.v .hv{color:var(--vio)} .hb.g .hv{color:var(--ok)}
.chips{display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:11px}
.chip{background:var(--card2);border:1px solid var(--bd);border-radius:11px;padding:13px 14px}
.chip .cn{font-size:22px;font-weight:680;letter-spacing:-.02em;font-variant-numeric:tabular-nums}
.chip .cd{color:var(--tx2);font-size:11.5px;margin-top:3px;line-height:1.4}

/* tables */
table{width:100%;border-collapse:collapse;font-size:12.5px}
th{text-align:left;color:var(--tx3);font-weight:600;font-size:10.5px;text-transform:uppercase;letter-spacing:.06em;padding:0 9px 9px;border-bottom:1px solid var(--bd);white-space:nowrap}
td{padding:9px;border-bottom:1px solid rgba(36,51,72,.55);vertical-align:middle}
tbody tr:last-child td{border-bottom:none}
tbody tr:hover{background:rgba(74,157,245,.055)}
tr.clk{cursor:pointer}
.r{text-align:right;font-variant-numeric:tabular-nums}
.mut{color:var(--tx3)}
.tag{display:inline-block;padding:2px 8px;border-radius:20px;font-size:10.5px;font-weight:650;letter-spacing:.02em;white-space:nowrap}
.t-bad{background:rgba(242,88,91,.16);color:#ff9092} .t-warn{background:rgba(245,181,68,.16);color:#f5c877}
.t-ok{background:rgba(45,212,167,.15);color:#5fe0bd} .t-mut{background:rgba(147,164,189,.13);color:var(--tx2)}
.t-vio{background:rgba(167,139,250,.16);color:#c4b0ff} .t-acc{background:rgba(74,157,245,.16);color:#8ec4ff}
tfoot td{border-top:1px solid var(--bd);border-bottom:none;font-weight:700;color:var(--tx);padding-top:11px}
.scroll{max-height:520px;overflow:auto;margin:-3px -6px;padding:3px 6px}
.scroll::-webkit-scrollbar{width:7px}.scroll::-webkit-scrollbar-thumb{background:var(--bd);border-radius:4px}

/* boxes */
.hint{display:flex;align-items:center;gap:9px;background:rgba(74,157,245,.09);border:1px solid rgba(74,157,245,.28);border-radius:10px;padding:10px 14px;margin-bottom:14px;font-size:12.5px;color:#bcd8fb}
.hint b{color:#fff}
.warnbox{background:rgba(245,181,68,.08);border:1px solid rgba(245,181,68,.3);border-left:3px solid var(--warn);border-radius:10px;padding:12px 15px;margin-bottom:14px;font-size:12.5px;line-height:1.6;color:#f3d9a6}
.warnbox b{color:#ffeec9}
.alert{background:linear-gradient(90deg,rgba(242,88,91,.13),rgba(242,88,91,.03));border:1px solid rgba(242,88,91,.3);border-left:3px solid var(--bad);border-radius:11px;padding:12px 15px;margin-bottom:14px;font-size:13px;color:#ffd7d8}
.alert b{color:#fff}
.note{color:var(--tx3);font-size:11.5px;margin-top:10px;line-height:1.6}
.empty{color:var(--tx3);text-align:center;padding:30px;font-size:13px}

/* forms */
form.f{display:grid;grid-template-columns:repeat(auto-fit,minmax(180px,1fr));gap:12px 14px;align-items:end}
form.f .full{grid-column:1/-1}
label{display:flex;flex-direction:column;gap:5px;font-size:11px;color:var(--tx2);text-transform:uppercase;letter-spacing:.05em;font-weight:600}
input,select,textarea{background:var(--bg2);border:1px solid var(--bd);color:var(--tx);padding:9px 11px;border-radius:8px;font:inherit;font-size:13.5px;text-transform:none;letter-spacing:0;width:100%}
input:focus,select:focus,textarea:focus{outline:none;border-color:var(--acc)}
input[readonly]{color:var(--tx2);background:var(--card2)}
input[type=checkbox]{width:auto;transform:scale(1.2);margin:8px 0}
label.chk{flex-direction:row;align-items:center;gap:10px}
.btn{background:var(--card2);border:1px solid var(--bd);color:var(--tx);padding:9px 16px;border-radius:9px;font-size:13px;cursor:pointer;font-weight:650;font-family:inherit;white-space:nowrap}
.btn:hover{border-color:#3c5478}
.btn.primary{background:var(--acc);border-color:var(--acc);color:#05121f}
.btn.ok{background:var(--ok);border-color:var(--ok);color:#052a1f}
.btn.warn{background:var(--warn);border-color:var(--warn);color:#2a1d05}
.btn.bad{background:rgba(242,88,91,.18);border-color:var(--bad);color:#ff9092}
.btn.sm{padding:4px 10px;font-size:11.5px;border-radius:7px}
.btn:disabled{opacity:.5;cursor:default}
.actions{display:flex;gap:8px;flex-wrap:wrap;margin-top:14px}
.err{color:var(--bad);font-size:12.5px;margin-top:8px;min-height:16px}
.lines{margin-top:10px}
.lines table input,.lines table select{padding:6px 8px;font-size:12.5px}
/* buscador de producto */
.pk{position:relative;min-width:260px}
.pk input[name=producto_q]{width:100%}
.pk-list{position:absolute;top:calc(100% + 4px);left:0;min-width:340px;max-height:260px;overflow-y:auto;background:var(--card2);border:1px solid var(--bd);border-radius:9px;box-shadow:0 14px 40px rgba(0,0,0,.55);z-index:30;display:none}
.pk-list.on{display:block}
.pk-it{padding:8px 11px;cursor:pointer;font-size:12.5px;border-bottom:1px solid rgba(255,255,255,.04)}
.pk-it small{color:var(--tx3);margin-left:6px}
.pk-it:hover,.pk-it.sel{background:rgba(74,157,245,.16)}
.lines table{overflow:visible}
.tot{display:flex;gap:22px;justify-content:flex-end;margin-top:10px;font-variant-numeric:tabular-nums;flex-wrap:wrap}
.tot div{text-align:right}.tot .lb{color:var(--tx3);font-size:10.5px;text-transform:uppercase;letter-spacing:.06em}.tot .vl{font-size:20px;font-weight:700}
.tot .vl.big{font-size:26px;color:var(--ok)}

/* modal */
.ov{position:fixed;inset:0;background:rgba(4,8,14,.78);backdrop-filter:blur(3px);z-index:90;display:none;align-items:flex-start;justify-content:center;padding:32px 18px}
.ov.on{display:flex}
.md{background:var(--bg2);border:1px solid var(--bd);border-radius:16px;width:100%;max-width:960px;max-height:calc(100vh - 64px);display:flex;flex-direction:column;box-shadow:0 24px 70px rgba(0,0,0,.6)}
.mh{display:flex;align-items:flex-start;justify-content:space-between;gap:16px;padding:20px 22px 16px;border-bottom:1px solid var(--bd)}
.mh h3{font-size:17px;font-weight:650}
.mh .ms{color:var(--tx2);font-size:12.5px;margin-top:3px}
.xb{background:var(--card);border:1px solid var(--bd);color:var(--tx2);width:30px;height:30px;border-radius:8px;font-size:14px;cursor:pointer}
.mb{padding:18px 22px 24px;overflow-y:auto}

/* login */
.login{min-height:100vh;display:grid;place-items:center;padding:20px}
.login-card{background:var(--card);border:1px solid var(--bd);border-radius:16px;padding:28px;width:100%;max-width:400px;display:flex;flex-direction:column;gap:18px}
.login-card form{display:flex;flex-direction:column;gap:12px}
footer{margin-top:40px;padding-top:18px;border-top:1px solid var(--bd);color:var(--tx3);font-size:11.5px}
.toast{position:fixed;bottom:24px;left:50%;transform:translateX(-50%);background:var(--card2);border:1px solid var(--ok);color:var(--tx);padding:10px 18px;border-radius:10px;font-size:13px;z-index:99;box-shadow:0 10px 30px rgba(0,0,0,.5)}
.toast.bad{border-color:var(--bad)}
.cal{display:flex;align-items:flex-end;gap:8px;height:150px;padding-top:8px}
.cw{flex:1;display:flex;flex-direction:column;align-items:center;gap:6px;height:100%;justify-content:flex-end;cursor:pointer;border-radius:6px}
.cw:hover{background:rgba(74,157,245,.07)}
.cw .cb{width:100%;border-radius:5px 5px 0 0;background:linear-gradient(180deg,#4a9df5,#2c6dbd);min-height:3px}
.cw.bad .cb{background:linear-gradient(180deg,#f2585b,#b33a3c)}
.cw.warn .cb{background:linear-gradient(180deg,#f5b544,#c98a1c)}
.cw .cl{font-size:10px;color:var(--tx3);white-space:nowrap}
.cw .cv{font-size:10.5px;color:var(--tx2);font-variant-numeric:tabular-nums;font-weight:600}
.pre{white-space:pre-wrap;background:var(--bg);border:1px solid var(--bd);border-radius:10px;padding:14px;font-size:13px;line-height:1.6}
@media print{
  body{background:#fff;color:#111}.tabs,header .stamp,footer,nav,.actions,.btn{display:none!important}
  .card,.hb{border-color:#ccc;background:#fff}.pre{background:#fff;border-color:#ccc}
}
/* panel de saldo en Registrar cobro */
.cinfo{background:var(--card);border:1px solid var(--bd);border-radius:11px;padding:12px 14px}
.cinfo .chips{grid-template-columns:repeat(auto-fit,minmax(150px,1fr))}
.cinfo .chip{padding:9px 11px}.cinfo .cn{font-size:16px}
.cinfo table td,.cinfo table th{padding:5px 8px;font-size:12px}
td.bad{color:var(--bad);font-weight:600}
/* importes $ con formato argentino */
.mon{position:relative;display:block;width:100%}
.mon::before{content:'$';position:absolute;left:11px;top:50%;transform:translateY(-50%);color:var(--tx3);font-size:13px;pointer-events:none}
.mon input.money{padding-left:24px;text-align:right;font-variant-numeric:tabular-nums}
.lines .mon{display:inline-block;width:auto}