:root{--bg:#f4f6f9;--card:#fff;--text:#1f2933;--muted:#6b7785;--line:#e3e8ee;--brand:#0f766e;--brand-d:#0b5a54;--pos:#15803d;--neg:#b91c1c;--warn:#b45309;--radius:10px}
@media (prefers-color-scheme:dark){:root{--bg:#111827;--card:#1b2433;--text:#e5e9f0;--muted:#97a3b4;--line:#2b3648;--brand:#2dd4bf;--brand-d:#5eead4;--pos:#4ade80;--neg:#f87171;--warn:#fbbf24}}
*{box-sizing:border-box}
body{margin:0;font:15px/1.5 system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;background:var(--bg);color:var(--text)}
a{color:var(--brand)}
h1{font-size:1.45rem;margin:0 0 1rem}h2{font-size:1.1rem;margin:0 0 .75rem}
small,.muted{color:var(--muted)}
.topbar{display:flex;align-items:center;gap:.9rem;padding:.6rem 1rem;background:var(--card);border-bottom:1px solid var(--line);position:sticky;top:0;z-index:5}
.brand{font-weight:700;font-size:1.15rem;text-decoration:none;color:var(--brand)}
.spacer{flex:1}.who{color:var(--muted)}
.back-btn{padding:.35rem .7rem;border:1px solid var(--line);border-radius:8px;color:var(--text);text-decoration:none;white-space:nowrap}
.back-btn:hover{background:var(--bg)}
.menu-btn{display:none;background:none;border:0;font-size:1.4rem;color:var(--text);cursor:pointer}
.company-switch select{max-width:220px}
.shell{display:flex;min-height:calc(100vh - 53px)}
.side{width:200px;flex:none;padding:1rem .6rem;border-right:1px solid var(--line);background:var(--card)}
.side a{display:block;padding:.5rem .8rem;border-radius:8px;color:var(--text);text-decoration:none;margin-bottom:2px}
.side a:hover{background:var(--bg)}.side a.active{background:var(--brand);color:#fff}
.nav-title{margin:1rem .8rem .3rem;font-size:.75rem;text-transform:uppercase;letter-spacing:.05em;color:var(--muted)}
.main{flex:1;padding:1.25rem;min-width:0;max-width:1200px}
.card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:1rem 1.1rem;margin-bottom:1rem}
.grid{display:grid;gap:1rem;grid-template-columns:repeat(auto-fit,minmax(210px,1fr));margin-bottom:1rem}
.grid .card{margin:0}.stat .label{color:var(--muted);font-size:.85rem}.stat .value{font-size:1.5rem;font-weight:700}
.cols{display:grid;gap:1rem;grid-template-columns:repeat(auto-fit,minmax(320px,1fr))}
.page-head{display:flex;flex-wrap:wrap;align-items:center;gap:.6rem;margin-bottom:1rem}
.page-head h1{margin:0;flex:1}
table{width:100%;border-collapse:collapse}
th,td{padding:.5rem .6rem;border-bottom:1px solid var(--line);text-align:left;vertical-align:top}
th{font-size:.78rem;text-transform:uppercase;letter-spacing:.03em;color:var(--muted)}
.num{text-align:right;white-space:nowrap;font-variant-numeric:tabular-nums}
.table-wrap{overflow-x:auto}
tr.off td{opacity:.55}
.pos{color:var(--pos)}.neg{color:var(--neg)}
.badge{display:inline-block;padding:.05rem .5rem;border-radius:99px;font-size:.75rem;background:var(--line);color:var(--muted)}
.badge.ok{background:rgba(21,128,61,.15);color:var(--pos)}.badge.warn{background:rgba(180,83,9,.15);color:var(--warn)}.badge.bad{background:rgba(185,28,28,.15);color:var(--neg)}
.btn,button.btn{display:inline-block;padding:.5rem .95rem;border-radius:8px;border:1px solid var(--brand);background:var(--brand);color:#fff;text-decoration:none;cursor:pointer;font:inherit}
@media (prefers-color-scheme:dark){.btn{color:#042f2e}}
.btn:hover{background:var(--brand-d);border-color:var(--brand-d)}
.btn.secondary{background:transparent;color:var(--brand)}.btn.secondary:hover{background:var(--bg)}
.btn.danger{background:transparent;border-color:var(--neg);color:var(--neg)}.btn.danger:hover{background:var(--neg);color:#fff}
.btn.sm{padding:.2rem .6rem;font-size:.85rem}
button.link{background:none;border:0;color:var(--brand);cursor:pointer;font:inherit;padding:0;text-decoration:underline}
form.inline{display:inline}
.actions{white-space:nowrap}.actions form{display:inline}
label{display:block;font-weight:600;font-size:.88rem;margin-bottom:.2rem}
input[type=text],input[type=email],input[type=password],input[type=date],input[type=number],input[type=file],select,textarea{width:100%;padding:.5rem .6rem;border:1px solid var(--line);border-radius:8px;background:var(--card);color:var(--text);font:inherit}
input:focus,select:focus,textarea:focus{outline:2px solid var(--brand);outline-offset:0}
.form{max-width:640px}.form .row{margin-bottom:.9rem}
.form .two{display:grid;gap:.9rem;grid-template-columns:1fr 1fr}
.check{display:flex;align-items:center;gap:.5rem;font-weight:400}.check input{width:auto}
.seg{display:flex;gap:.5rem}.seg label{flex:1;border:1px solid var(--line);border-radius:8px;padding:.5rem;text-align:center;cursor:pointer;margin:0}
.seg input{display:none}.seg input:checked+span{font-weight:700}
.seg label:has(input:checked){border-color:var(--brand);background:rgba(15,118,110,.1)}
.filters{display:grid;gap:.6rem;grid-template-columns:repeat(auto-fit,minmax(140px,1fr));align-items:end}
.alert{padding:.7rem 1rem;border-radius:8px;margin-bottom:1rem;border:1px solid}
.alert-ok{background:rgba(21,128,61,.12);border-color:var(--pos);color:var(--pos)}
.alert-error{background:rgba(185,28,28,.1);border-color:var(--neg);color:var(--neg)}
.alert-info{background:rgba(15,118,110,.1);border-color:var(--brand);color:var(--brand)}
.alert ul{margin:0;padding-left:1.1rem}
.pager{display:flex;gap:.6rem;align-items:center;justify-content:center;margin-top:1rem}
.bars{display:flex;flex-direction:column;gap:.35rem}
.bar-row{display:grid;grid-template-columns:70px 1fr 110px;gap:.6rem;align-items:center;font-size:.85rem}
.bar{height:9px;border-radius:5px;margin-bottom:2px}.bar.i{background:var(--pos)}.bar.e{background:var(--neg)}
.login-box{max-width:380px;margin:12vh auto;padding:0 1rem}
.login-box h1{text-align:center;color:var(--brand)}
.error-box{max-width:520px;margin:15vh auto;text-align:center}.error-box pre{text-align:left;white-space:pre-wrap;font-size:.8rem}
.print-only{display:none}
img,video{max-width:100%;height:auto}
td,.alert{overflow-wrap:anywhere}
.grid{grid-template-columns:repeat(auto-fit,minmax(min(210px,100%),1fr))}
.cols{grid-template-columns:repeat(auto-fit,minmax(min(320px,100%),1fr))}
.backdrop{display:none}
[hidden]{display:none!important}
.sale-line{display:flex;gap:.5rem;align-items:center;margin-bottom:.4rem;flex-wrap:wrap}
.sale-label{flex:1 1 180px}.sale-line input{width:110px}.sale-line input.qty{width:80px}
.intake-row{background:var(--bg)}
@media (max-width:760px){
 body{font-size:16px}
 .menu-btn{display:block;padding:.2rem .4rem}.back-btn{min-height:44px;display:inline-flex;align-items:center}.who{display:none}
 .topbar{flex-wrap:wrap;gap:.5rem .8rem;padding:.5rem .8rem}
 .company-switch{order:9;flex:1 1 100%}.company-switch select{max-width:none}
 .side{position:fixed;top:0;bottom:0;left:0;z-index:20;width:240px;max-width:80vw;padding-top:3.5rem;overflow-y:auto;transform:translateX(-100%);transition:transform .2s}
 .side.open{transform:none;box-shadow:0 0 24px rgba(0,0,0,.35)}
 .side a{padding:.75rem .9rem}
 .backdrop.show{display:block;position:fixed;inset:0;background:rgba(0,0,0,.45);z-index:15}
 .shell{display:block;min-height:0}
 .main{padding:.8rem}
 .card{padding:.85rem;overflow-x:auto}
 h1{font-size:1.25rem}
 .page-head h1{flex:1 1 100%}
 .page-head .btn,.page-head form{flex:1 1 auto;text-align:center}
 input[type=text],input[type=email],input[type=password],input[type=date],input[type=number],input[type=file],select,textarea{font-size:16px;min-height:44px}
 .btn,button.btn{padding:.65rem 1rem;min-height:44px;display:inline-flex;align-items:center;justify-content:center}
 .btn.sm{min-height:38px;padding:.4rem .8rem}
 .form{max-width:none}.form .two{grid-template-columns:1fr}
 .form .btn{width:100%;margin-bottom:.5rem}
 .filters{grid-template-columns:1fr 1fr}.filters .btn{width:100%}
 .grid{grid-template-columns:1fr 1fr;gap:.6rem}
 .stat .value{font-size:1.15rem}
 .bar-row{grid-template-columns:36px 1fr 92px;gap:.4rem;font-size:.8rem}
 .pager{flex-wrap:wrap}
 .login-box{margin:6vh auto}

 /* Tablas -> tarjetas (las etiquetas las pone app.js desde la cabecera) */
 .table-wrap{background:none;border:0;padding:0;overflow:visible}
 table.stack,table.stack tbody,table.stack tr,table.stack td,table.stack th{display:block}
 table.stack tr.head{display:none}
 table.stack tr{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:.35rem .8rem;margin-bottom:.6rem}
 table.stack td,table.stack th{border:0;padding:.25rem 0;display:flex;justify-content:space-between;align-items:baseline;gap:1rem;text-align:right;white-space:normal}
 table.stack td[data-label]::before{content:attr(data-label);flex:none;font-size:.78rem;font-weight:600;color:var(--muted);text-transform:uppercase;text-align:left}
 table.stack td:not([data-label]){display:block;text-align:left}
 table.stack td.actions{display:flex;flex-wrap:wrap;justify-content:flex-start;gap:.4rem;padding-top:.5rem;margin-top:.3rem;border-top:1px solid var(--line)}
 table.stack td.actions::before{content:none}
 table.stack td.actions form{display:flex;flex-wrap:wrap;gap:.4rem;flex:1 1 100%}
 table.stack td.actions select,table.stack td.actions input{width:100%!important}
 table.stack th{font-size:.85rem;text-transform:none;color:var(--text)}
}
@media (max-width:380px){.filters,.grid{grid-template-columns:1fr}}
@media print{
 .topbar,.side,.no-print,.btn,.pager,.filters{display:none!important}.print-only{display:block}
 body{background:#fff;color:#000}.card{border:0;padding:0}.main{max-width:none;padding:0}
}