:root{--bg:#f4f6f9;--card:#fff;--ink:#1c2430;--mut:#667085;--line:#e3e8ef;--pri:#1457d6;--pri-ink:#fff;--ok:#0a7d46;--warn:#b25e09;--err:#c0262d;--side:#101a2e;--side-ink:#cdd6e6;--hover:#f0f4fb}
@media (prefers-color-scheme:dark){:root{--bg:#0e1420;--card:#172033;--ink:#e6ebf3;--mut:#95a1b8;--line:#27324a;--pri:#4d8dff;--pri-ink:#06122b;--ok:#3ecf8e;--warn:#f0a53c;--err:#ff6b72;--side:#0a101c;--hover:#1d2a45}}
*{box-sizing:border-box}
body{margin:0;font:15px/1.45 system-ui,-apple-system,Segoe UI,Roboto,sans-serif;background:var(--bg);color:var(--ink)}
h1{font-size:22px;margin:0}h2{font-size:17px;margin:0 0 10px}h3{font-size:15px;margin:14px 0 6px}
a{color:var(--pri)}
button,input,select,textarea{font:inherit;color:inherit}
input,select,textarea{background:var(--card);border:1px solid var(--line);border-radius:8px;padding:8px 10px;width:100%;min-width:0}
input:focus,select:focus,textarea:focus{outline:2px solid var(--pri);outline-offset:-1px}
label{display:block;font-size:12.5px;color:var(--mut);margin-bottom:3px;font-weight:600}
.btn{background:var(--pri);color:var(--pri-ink);border:0;border-radius:8px;padding:8px 14px;cursor:pointer;font-weight:600;white-space:nowrap}
.btn:hover{filter:brightness(1.08)}
.btn.sec{background:var(--card);color:var(--ink);border:1px solid var(--line)}
.btn.sec:hover{background:var(--hover)}
.btn.danger{background:var(--err);color:#fff}
.btn.sm{padding:4px 9px;font-size:13px}
.shell{display:flex;min-height:100vh}
.side{width:224px;background:var(--side);color:var(--side-ink);padding:14px 10px;position:sticky;top:0;height:100vh;overflow:auto;flex:none}
.side .brand{font-weight:700;color:#fff;padding:6px 10px 14px;font-size:16px}
.side a{display:block;color:var(--side-ink);text-decoration:none;padding:8px 10px;border-radius:8px;margin-bottom:2px}
.side a:hover{background:rgba(255,255,255,.08)}
.side a.on{background:var(--pri);color:var(--pri-ink)}
.side .who{margin-top:16px;padding:10px;font-size:13px;border-top:1px solid rgba(255,255,255,.12)}
.main{flex:1;min-width:0;padding:20px 24px 60px}
.top{display:flex;gap:10px;align-items:center;justify-content:space-between;flex-wrap:wrap;margin-bottom:16px}
.burger{display:none}
.card{background:var(--card);border:1px solid var(--line);border-radius:12px;padding:16px;margin-bottom:16px}
.grid{display:grid;gap:12px}
.g2{grid-template-columns:repeat(2,minmax(0,1fr))}.g3{grid-template-columns:repeat(3,minmax(0,1fr))}.g4{grid-template-columns:repeat(4,minmax(0,1fr))}
.kpi{background:var(--card);border:1px solid var(--line);border-radius:12px;padding:14px}
.kpi .l{font-size:12.5px;color:var(--mut);font-weight:600}.kpi .v{font-size:22px;font-weight:700;margin-top:2px}
.row{display:flex;gap:10px;flex-wrap:wrap;align-items:flex-end}.row>*{flex:1 1 150px}.row>.auto{flex:none}
.tw{overflow:auto;border:1px solid var(--line);border-radius:10px}
table{border-collapse:collapse;width:100%;background:var(--card)}
th,td{padding:8px 10px;text-align:left;border-bottom:1px solid var(--line);vertical-align:top}
th{font-size:12px;text-transform:uppercase;letter-spacing:.03em;color:var(--mut);background:var(--bg);position:sticky;top:0;white-space:nowrap}
td.n,th.n{text-align:right;font-variant-numeric:tabular-nums;white-space:nowrap}
tr:last-child td{border-bottom:0}
tfoot td{font-weight:700;background:var(--bg)}
tbody tr.click{cursor:pointer}tbody tr.click:hover{background:var(--hover)}
.tag{display:inline-block;padding:1px 8px;border-radius:99px;font-size:12px;font-weight:600;background:var(--hover);color:var(--mut)}
.tag.ok{color:var(--ok)}.tag.warn{color:var(--warn)}.tag.err{color:var(--err)}
.neg{color:var(--err)}.mut{color:var(--mut)}
.tabs{display:flex;gap:4px;flex-wrap:wrap;margin-bottom:14px;border-bottom:1px solid var(--line)}
.tabs a{padding:8px 12px;text-decoration:none;color:var(--mut);border-bottom:2px solid transparent;font-weight:600}
.tabs a.on{color:var(--pri);border-color:var(--pri)}
.overlay{position:fixed;inset:0;background:rgba(8,14,28,.55);display:flex;align-items:flex-start;justify-content:center;padding:4vh 12px;overflow:auto;z-index:50}
.modal{background:var(--card);border-radius:14px;width:min(960px,100%);padding:20px;box-shadow:0 20px 60px rgba(0,0,0,.35)}
.modal.sm{width:min(520px,100%)}
.modal .mh{display:flex;justify-content:space-between;align-items:center;margin-bottom:12px}
.x{background:none;border:0;font-size:24px;line-height:1;cursor:pointer;color:var(--mut)}
#toasts{position:fixed;right:16px;bottom:16px;display:flex;flex-direction:column;gap:8px;z-index:99}
.toast{background:var(--ink);color:var(--bg);padding:10px 14px;border-radius:10px;max-width:360px;box-shadow:0 6px 20px rgba(0,0,0,.3)}
.toast.err{background:var(--err);color:#fff}
.center{min-height:100vh;display:grid;place-items:center;padding:16px}
.auth{width:min(460px,100%)}
.lines input,.lines select{padding:6px 8px}
.lines td{padding:5px 6px}
.totals{margin-left:auto;width:min(340px,100%)}
.totals div{display:flex;justify-content:space-between;padding:3px 0}
.totals .big{font-size:18px;font-weight:700;border-top:1px solid var(--line);margin-top:4px;padding-top:6px}
.actions{display:flex;gap:6px;flex-wrap:wrap}
.help{font-size:13px;color:var(--mut)}
.bars{display:flex;align-items:flex-end;gap:3px;height:120px;padding-top:8px}
.bars div{flex:1;background:var(--pri);border-radius:3px 3px 0 0;min-height:2px;opacity:.85}
.inv-head{display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;margin-bottom:12px}
@media (max-width:860px){
 .side{position:fixed;left:-250px;z-index:40;transition:left .2s}.side.open{left:0}
 .burger{display:inline-block}.main{padding:14px 12px 60px}.g3,.g4{grid-template-columns:repeat(2,minmax(0,1fr))}
}
@media (max-width:520px){.g2,.g3,.g4{grid-template-columns:1fr}}
@media print{
 body *{visibility:hidden}.printable,.printable *{visibility:visible}
 .overlay{position:static;background:none;padding:0;display:block}.modal{box-shadow:none;width:100%;padding:0}
 .printable{position:absolute;left:0;top:0;width:100%;color:#000}.noprint{display:none!important}
 th{background:#eee!important;color:#000}
}

/* ---------- MODO FÁCIL (letra y botones grandes; el tamaño base lo controla A− / A+) ---------- */
.auth input{font-size:1.1rem;padding:.8rem}.auth .btn{padding:.9rem;font-size:1.15rem}
.fx{max-width:780px;margin:0 auto;padding:1rem 1rem 7rem}
.ftop{display:flex;justify-content:space-between;align-items:center;gap:.6rem;margin-bottom:.8rem}
.fbrand{font-size:1.1rem;font-weight:800;color:var(--mut)}.ftools{display:flex;gap:.5rem}
.fback{min-height:3.4rem;font-size:1.15rem;font-weight:800;padding:.5rem 1.2rem;border-radius:1rem;border:3px solid var(--line);background:var(--card);color:var(--ink);cursor:pointer}
.fsmall{min-width:3.4rem;min-height:3.4rem;font-size:1.15rem;font-weight:800;border-radius:1rem;border:3px solid var(--line);background:var(--card);color:var(--ink);cursor:pointer}
.fdemo{background:var(--warn);color:#fff;font-weight:700;padding:.6rem .9rem;border-radius:.9rem;margin-bottom:.8rem;font-size:1rem}
.ftitle{font-size:1.9rem;margin:.2rem 0 1rem}.fhello{font-size:2.1rem;margin:.2rem 0}.fh2{font-size:1.5rem;margin:1.4rem 0 .4rem}
.fbigtext{font-size:1.35rem;margin:.6rem 0;line-height:1.35}
.ftiles{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:.9rem;margin-top:.8rem}
.ftile{min-height:9rem;border-radius:1.3rem;border:3px solid var(--line);background:var(--card);color:var(--ink);font-size:1.25rem;font-weight:800;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:.5rem;padding:.8rem;cursor:pointer;text-align:center;line-height:1.2}
.ftile.go{background:var(--pri);color:var(--pri-ink);border-color:var(--pri)}.ftile.warn{border-color:var(--warn)}
.ftile:active,.fbig:active,.fpick:active,.fprod:active{transform:scale(.98)}
.fi{font-size:2.6rem;line-height:1}
.fbig{display:flex;align-items:center;justify-content:center;gap:.6rem;width:100%;min-height:4.8rem;margin:.5rem 0;padding:.8rem 1rem;border-radius:1.2rem;border:3px solid var(--pri);background:var(--card);color:var(--ink);font-size:1.3rem;font-weight:800;cursor:pointer;text-align:center;line-height:1.2}
.fbig small{display:block;font-size:.9rem;font-weight:600;color:var(--mut)}
.fbig.go{background:#11813f;border-color:#11813f;color:#fff}.fbig.sec{border-color:var(--line)}.fbig.off{opacity:.55}.fbig:disabled{opacity:.5}
.fgrid{display:grid;grid-template-columns:1fr;gap:.6rem}.fgrid .fbig{flex-direction:column;min-height:7rem;margin:0}
@media (min-width:560px){.fgrid{grid-template-columns:1fr 1fr}}
.fsearch,.fnum{width:100%;font-size:1.4rem;padding:1rem;border-radius:1.1rem;border:3px solid var(--line);margin:.4rem 0 .8rem;background:var(--card);color:var(--ink)}
.fnum.small{font-size:1.2rem;padding:.7rem;margin:.2rem 0}
.fsum{font-size:1.4rem;padding:.8rem 1rem;background:var(--hover);border-radius:1rem;margin-bottom:.8rem}
.fcard{background:var(--card);border:2px solid var(--line);border-radius:1.2rem;padding:1rem;margin:.7rem 0}
.fname{font-size:1.4rem;font-weight:800;line-height:1.25}.fsub{font-size:1rem;color:var(--mut);margin:.15rem 0}.famount{font-size:1.8rem;font-weight:800;margin:.3rem 0}
.ftag{display:inline-block;padding:.3rem .9rem;border-radius:99px;font-weight:800;font-size:1rem;background:var(--hover);margin:.2rem 0}
.ftag.bad{background:var(--err);color:#fff}.ftag.warn{background:var(--warn);color:#fff}.ftag.good{background:#11813f;color:#fff}
.bad{color:var(--err)}.good{color:#11813f}.warnc{color:var(--warn);font-weight:800}
.fok{text-align:center}.fok h1{font-size:2rem}.fok p{font-size:1.35rem;margin:.4rem 0}
.fcheck{width:6.5rem;height:6.5rem;margin:1rem auto;border-radius:50%;background:#11813f;color:#fff;font-size:4.2rem;line-height:6.5rem}
.fempty{text-align:center;font-size:1.3rem;padding:2rem 1rem;color:var(--mut)}
.ferr{position:fixed;left:1rem;right:1rem;bottom:1rem;z-index:300;background:var(--err);color:#fff;padding:1.1rem;border-radius:1.2rem;font-size:1.3rem;box-shadow:0 10px 40px rgba(0,0,0,.4)}.ferr .fbig{background:#fff;color:#000;border-color:#fff;margin:.8rem 0 0}
.fbar{position:sticky;bottom:0;background:var(--card);border-top:3px solid var(--line);padding:.7rem 1rem;margin:1rem -1rem 0;display:flex;gap:.8rem;align-items:center;flex-wrap:wrap}
.ftotal{font-size:1.5rem;flex:1;min-width:10rem}.fbar .fbig{width:auto;flex:1;margin:0;min-width:12rem}
.fline{background:var(--card);border:2px solid var(--line);border-radius:1.2rem;padding:1rem;margin:.6rem 0;position:relative}
.fqty{display:flex;align-items:center;gap:1rem;margin:.5rem 0}.fq{font-size:2rem;font-weight:800;min-width:3rem;text-align:center}
.fcirc{width:4.2rem;height:4.2rem;border-radius:50%;border:3px solid var(--pri);background:var(--card);color:var(--ink);font-size:2.2rem;font-weight:800;cursor:pointer;line-height:1}
.fquit{background:none;border:2px solid var(--err);color:var(--err);border-radius:.9rem;font-size:1.05rem;font-weight:800;padding:.6rem 1rem;margin-top:.5rem;cursor:pointer}
.fpick{display:block;width:100%;text-align:left;background:var(--card);border:3px solid var(--line);border-radius:1.2rem;padding:1rem;margin:.5rem 0;font-size:1.3rem;color:var(--ink);cursor:pointer}.fpick small{display:block;font-size:1rem;color:var(--mut)}
.fprods{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:.6rem;margin:.4rem 0}
.fprod{background:var(--card);border:3px solid var(--line);border-radius:1.1rem;padding:.8rem;text-align:left;color:var(--ink);cursor:pointer;display:flex;flex-direction:column;gap:.2rem;font-size:1.1rem}.fprod span{font-size:1.4rem;font-weight:800;color:var(--pri)}.fprod small{font-size:.95rem;color:var(--mut)}
.frev{display:flex;justify-content:space-between;gap:1rem;padding:.5rem 0;font-size:1.2rem;border-bottom:1px solid var(--line)}.frev.tot{border:0;font-size:1.5rem;font-weight:800;padding-top:.8rem}
.frow{display:flex;gap:.6rem}.frow>*{flex:1}
.ffoot{display:flex;justify-content:space-between;flex-wrap:wrap;margin-top:1.5rem}
.flink{background:none;border:0;color:var(--pri);font-size:1.15rem;text-decoration:underline;padding:.9rem .5rem;cursor:pointer}
.fconf p{margin:.5rem 0}
body.facil .overlay{padding:2vh .6rem}body.facil .modal{width:min(720px,100%);padding:1.2rem;border-radius:1.4rem}
body.facil .mh h2{font-size:1.5rem}body.facil .x{font-size:2.6rem;padding:0 .8rem;min-height:3rem}
body.facil .btn{min-height:3.4rem;font-size:1.1rem;padding:.6rem 1.2rem;border-radius:1rem}
body.facil #toasts .toast{font-size:1.2rem;padding:1rem 1.2rem}

/* colores por acción (texto blanco, contraste >= 4,5:1) */
.c-verde{--k:#11813f}.c-azul{--k:#1457d6}.c-naranja{--k:#b45309}.c-morado{--k:#6d28d9}.c-rojo{--k:#c0262d}
.c-turquesa{--k:#0f766e}.c-ambar{--k:#a16207}.c-rosa{--k:#be185d}.c-fucsia{--k:#86198f}.c-gris{--k:#334155}
.ftile[class*="c-"],.fbig[class*="c-"]{background:var(--k);border-color:var(--k);color:#fff}
.fbig[class*="c-"] small{color:rgba(255,255,255,.92)}
.fx[data-c=verde]{--acc:#11813f}.fx[data-c=azul]{--acc:#1457d6}.fx[data-c=naranja]{--acc:#b45309}.fx[data-c=morado]{--acc:#6d28d9}.fx[data-c=rojo]{--acc:#c0262d}
.fx[data-c=turquesa]{--acc:#0f766e}.fx[data-c=ambar]{--acc:#a16207}.fx[data-c=rosa]{--acc:#be185d}.fx[data-c=gris]{--acc:#334155}
.fx[data-c] .ftitle{border-left:.7rem solid var(--acc);padding-left:.8rem}
.fx[data-c] .fsum{border-left:.5rem solid var(--acc)}
.fx[data-c] .fcirc{border-color:var(--acc);color:var(--acc)}
.fx[data-c] .fsearch:focus{outline:4px solid var(--acc);outline-offset:0}
.fbig.sec{background:var(--card);color:var(--ink)}
/* compactar el encabezado en pantallas angostas: que los botones grandes se vean primero */
.fhello{font-size:1.7rem;margin:.1rem 0}.fhello+.fbigtext{font-size:1.2rem;margin:.2rem 0 .4rem}
.fbrand{font-size:.95rem;line-height:1.2;max-width:55%}.fdemo{font-size:.85rem;padding:.45rem .7rem;margin-bottom:.5rem}
.ftop{margin-bottom:.5rem}.ftile{min-height:8rem}
/* textos largos dentro de los botones y valores de dinero sin partirse */
.ftile{font-size:clamp(1rem,4.4vw,1.25rem);overflow-wrap:anywhere;hyphens:auto;padding:.6rem .5rem}
.ftile .fi{font-size:2.3rem}
.famount,.frev b,.ftotal b,.fsum b{white-space:nowrap}
.fbig{overflow-wrap:anywhere}

/* ---------- PARA COMPUTADOR: aprovechar el ancho ---------- */
.ftile{overflow-wrap:break-word;hyphens:none}
.fgrid{grid-template-columns:repeat(auto-fit,minmax(15rem,1fr))}
.fsplit{display:block}
@media (min-width:900px){
  .fx{max-width:1200px;padding:1rem 2rem 3rem}
  .ftiles{grid-template-columns:repeat(3,minmax(0,1fr));gap:1.1rem}
  .ftile{min-height:7.5rem;flex-direction:row;gap:1rem;font-size:1.3rem;text-align:left;justify-content:flex-start;padding:1rem 1.4rem}
  .ftile .fi{font-size:2.6rem}
  .fhello{font-size:1.9rem}
  #fl .fcard{display:inline-block;vertical-align:top;width:calc(50% - .4rem);margin:.35rem .2rem}
  .fsplit{display:grid;grid-template-columns:minmax(0,1.25fr) minmax(0,1fr);gap:1.5rem;align-items:start}
  .fright{position:sticky;top:.6rem;background:var(--card);border:3px solid var(--line);border-radius:1.3rem;padding:.2rem 1rem 1rem;max-height:calc(100vh - 1.2rem);overflow:auto}
  .fright .fh2{margin-top:.8rem}.fright .fbar{position:static;border:0;margin:.8rem 0 0;padding:0}
  .fprods{grid-template-columns:repeat(3,minmax(0,1fr))}
  .fline{border-width:2px}
  .ffoot{justify-content:flex-start;gap:2rem}
}
@media (min-width:1300px){.fprods{grid-template-columns:repeat(3,minmax(0,1fr))}.ftile{min-height:8rem}}
/* ajustes finos de escritorio */
.fprod>span{font-size:1.4rem;font-weight:800;color:var(--pri)}.fprod span.warnc{font-size:inherit;color:var(--warn)}
.fprod{min-width:0}.fprod b{overflow-wrap:anywhere;line-height:1.2}.fprod small{font-size:.95rem}
.fprice{font-size:1.1rem;margin:.2rem 0}
@media (min-width:900px){
  .ftile{min-height:6rem;padding:.6rem 1.2rem}.ftile .fi{font-size:2.2rem}
  .ftiles{margin-top:.5rem;gap:.9rem}.fhello{margin:0}.fhello+.fbigtext{margin:.1rem 0 .3rem}
  .ftop{margin-bottom:.3rem}
}
.fbig.off{--k:#64748b;opacity:1}