:root{--bg:#f4f6fa;--card:#fff;--ink:#1c2433;--mut:#6b7686;--line:#e2e6ee;--pri:#1f3864;--pri2:#2e5aa8;--ok:#1b7f4b;--bad:#b3261e;--warn:#b26a00}
@media (prefers-color-scheme:dark){:root{--bg:#10151f;--card:#18202e;--ink:#e8ecf3;--mut:#93a0b4;--line:#2a3547;--pri:#8fb2ee;--pri2:#6d97e0}}
*{box-sizing:border-box}
body{margin:0;font:14px/1.45 system-ui,-apple-system,Segoe UI,Roboto,Arial,sans-serif;background:var(--bg);color:var(--ink)}
.hidden{display:none!important}
.muted{color:var(--mut);font-size:12px}
.login{min-height:100vh;display:grid;place-items:center;padding:16px}
.card{background:var(--card);border:1px solid var(--line);border-radius:10px;padding:16px}
.login-card{width:min(380px,100%);display:grid;gap:12px}
.login-card h1{margin:0;color:var(--pri);font-size:22px}
label{display:grid;gap:4px;font-size:12px;color:var(--mut)}
input,select,textarea{font:inherit;color:var(--ink);background:var(--card);border:1px solid var(--line);border-radius:6px;padding:7px 9px;width:100%}
input:focus,select:focus,textarea:focus{outline:2px solid var(--pri2);outline-offset:-1px}
.btn{font:inherit;border:1px solid var(--line);background:var(--card);color:var(--ink);padding:7px 12px;border-radius:6px;cursor:pointer}
.btn:hover{border-color:var(--pri2)}
.btn.primary{background:var(--pri);color:#fff;border-color:var(--pri)}
@media (prefers-color-scheme:dark){.btn.primary{color:#0b1220}}
.btn.danger{color:var(--bad)}
.btn.link{border:0;background:none;color:var(--pri2);padding:2px 4px}
.btn.sm{padding:3px 8px;font-size:12px}
.msg{color:var(--bad);font-size:12px;min-height:16px}
.app{display:grid;grid-template-columns:230px 1fr;min-height:100vh}
.side{background:var(--card);border-right:1px solid var(--line);padding:14px 10px;display:flex;flex-direction:column;position:sticky;top:0;height:100vh;overflow:auto}
.brand{font-weight:700;color:var(--pri);font-size:16px;padding:4px 8px 12px}
nav .grp{font-size:11px;text-transform:uppercase;letter-spacing:.06em;color:var(--mut);padding:12px 8px 4px}
nav a{display:block;padding:7px 10px;border-radius:6px;color:var(--ink);text-decoration:none;cursor:pointer}
nav a:hover{background:var(--bg)}
nav a.on{background:var(--pri);color:#fff}
@media (prefers-color-scheme:dark){nav a.on{color:#0b1220}}
.who{margin-top:auto;padding:12px 8px 0;border-top:1px solid var(--line);display:grid;gap:4px}
.pill{background:var(--bg);border:1px solid var(--line);border-radius:99px;padding:1px 8px;font-size:11px}
.main{min-width:0}
.top{display:flex;align-items:center;gap:10px;padding:12px 18px;border-bottom:1px solid var(--line);background:var(--card);position:sticky;top:0;z-index:5}
.top h2{margin:0;font-size:18px}
.spacer{flex:1}
.menu{display:none}
.view{padding:18px;display:grid;gap:16px}
.bar{display:flex;gap:8px;flex-wrap:wrap;align-items:center}
.bar input,.bar select{width:auto;min-width:150px}
.grid{display:grid;gap:12px;grid-template-columns:repeat(auto-fit,minmax(230px,1fr))}
.kpi .l{font-size:12px;color:var(--mut)}
.kpi .v{font-size:20px;font-weight:700;margin-top:2px}
.kpi .s{font-size:12px;color:var(--mut)}
.pos{color:var(--ok)}.neg{color:var(--bad)}
.twrap{overflow:auto;border:1px solid var(--line);border-radius:10px;background:var(--card);max-height:70vh}
table{border-collapse:collapse;width:100%;font-size:13px}
th,td{padding:7px 10px;border-bottom:1px solid var(--line);white-space:nowrap;text-align:left}
th{position:sticky;top:0;background:var(--pri);color:#fff;font-weight:600;z-index:1}
@media (prefers-color-scheme:dark){th{color:#0b1220}}
td.n,th.n{text-align:right;font-variant-numeric:tabular-nums}
tr:hover td{background:var(--bg)}
tfoot td{font-weight:700;background:var(--bg)}
dialog{border:1px solid var(--line);border-radius:12px;padding:0;background:var(--card);color:var(--ink);width:min(640px,96vw)}
dialog::backdrop{background:rgba(0,0,0,.45)}
#dlgForm{padding:18px;display:grid;gap:12px}
#dlgForm h3{margin:0}
.fgrid{display:grid;gap:10px;grid-template-columns:repeat(auto-fit,minmax(180px,1fr))}
.fgrid .full{grid-column:1/-1}
.acts{display:flex;gap:8px;justify-content:flex-end}
.charts{display:grid;gap:12px;grid-template-columns:repeat(auto-fit,minmax(340px,1fr))}
.chartbox{position:relative;height:280px}
.toast{position:fixed;bottom:16px;left:50%;transform:translateX(-50%);background:var(--pri);color:#fff;padding:9px 16px;border-radius:8px;z-index:50}
.prog{background:var(--line);border-radius:99px;height:8px;min-width:90px;overflow:hidden}
.prog i{display:block;height:100%;background:var(--pri2)}
.doc{background:#fff;color:#111;border:1px solid var(--line);border-radius:6px;padding:28px;max-width:900px}
.doc h1{margin:0 0 4px;color:#1f3864}
.doc table th{background:#1f3864;color:#fff}
.doc td,.doc th{border-color:#ddd}
.doc tr:hover td{background:none}
label.chk{display:flex;flex-direction:row;gap:6px;align-items:center;font-size:13px;color:var(--ink)}
label.chk input{width:auto}
.doc h3{margin:18px 0 4px;font-size:15px;color:#1f3864}
.doc .grp td{background:#eef2fa;font-weight:600}
.doc .sub td{font-weight:600;border-top:1px solid #999}
.doc .final td{font-weight:700;font-size:1.05em;border-top:2px solid #1f3864}
.doc .inc td{color:#555;font-style:italic}
.doc .nota{font-size:12px;color:#333}
.doc .resumen{margin-top:6px}
.doc td,.doc th{white-space:normal}
table.edit input{padding:4px 6px}
@media (max-width:820px){
  .app{grid-template-columns:1fr}
  .side{position:fixed;inset:0 25% 0 0;z-index:20;transform:translateX(-105%);transition:.2s;height:100vh}
  .side.open{transform:none;box-shadow:0 0 40px rgba(0,0,0,.4)}
  .menu{display:inline-block}
  .view{padding:12px}
}
@media print{
  .doc thead{display:table-header-group}
  .doc tfoot{display:table-row-group}
  .doc tr{break-inside:avoid;page-break-inside:avoid}
  .doc .resumen,.doc h3{break-inside:avoid;page-break-inside:avoid}
  .doc h3{break-after:avoid;page-break-after:avoid}
  .doc h1{font-size:20px}
  .doc{font-size:12px}
  .doc th,.doc td{padding:2px 7px;font-size:11.5px}
  .doc h3{margin:10px 0 3px}
  .doc p{margin:6px 0}
  @page{size:A4;margin:12mm}
  .side,.top,.bar,.btn,.toast{display:none!important}
  .app{display:block}.view{padding:0}.doc{border:0;padding:0;max-width:none}
  body{background:#fff}
}

/* ===== Diseño profesional (planillas de empresa constructora) ===== */
:root{--side:#14233d;--sidetx:#c9d4e8;--acc:#e0a526;--zebra:#f8f9fc;--grp:#e8eef8}
@media (prefers-color-scheme:dark){:root{--side:#0b111b;--sidetx:#b8c4d9;--zebra:#1b2434;--grp:#223049}}
body{letter-spacing:.005em}
.side{background:var(--side);border-right:0;color:var(--sidetx)}
.side .brand{color:#fff;font-size:15px;letter-spacing:.08em;text-transform:uppercase;border-bottom:2px solid var(--acc);margin:0 6px 8px;padding:6px 2px 12px}
.side nav a{color:var(--sidetx);font-size:13px;padding:6px 10px}
.side nav a:hover{background:rgba(255,255,255,.08);color:#fff}
.side nav a.on{background:rgba(224,165,38,.18);color:#fff;box-shadow:inset 3px 0 0 var(--acc);border-radius:0 6px 6px 0}
.side nav .grp{color:#7f90ae;font-weight:600;letter-spacing:.1em}
.side .who{border-top:1px solid rgba(255,255,255,.12)}.side .who .muted{color:#8d9bb5}
.side .pill{background:rgba(255,255,255,.1);border-color:transparent;color:#fff}
.side .btn.link{color:var(--acc)}
.top{box-shadow:0 1px 0 var(--line)}
.top h2{font-size:17px;letter-spacing:.02em}
.card{box-shadow:0 1px 2px rgba(20,35,61,.05)}
.pagehead h3{margin:0;font-size:18px;color:var(--pri)}.pagehead p{margin:2px 0 0}
.alerta{border-left:4px solid var(--acc);background:#fff8e6;color:#4a3500}
@media (prefers-color-scheme:dark){.alerta{background:#33290f;color:#f1dba0}}
/* tarjetas de indicadores */
.kpis{grid-template-columns:repeat(auto-fit,minmax(200px,1fr))}
.card.kpi{border-top:3px solid var(--pri2);padding:12px 14px}
.card.kpi .l{text-transform:uppercase;letter-spacing:.06em;font-size:11px;font-weight:600}
.card.kpi .v{font-size:21px;font-variant-numeric:tabular-nums}
.card.kpi .v.neg{color:var(--bad)}
/* barra de filtros */
.fbar{background:var(--card);border:1px solid var(--line);border-radius:10px;padding:8px 12px;gap:12px}
.fbar label{display:flex;flex-direction:row;align-items:center;gap:6px;color:var(--ink);font-size:12px;font-weight:600}
.fbar select,.fbar input{width:auto;min-width:0}
.chips{display:flex;flex-wrap:wrap;gap:4px}
.chip{font:inherit;font-size:12px;border:1px solid var(--line);background:var(--card);color:var(--ink);border-radius:99px;padding:3px 10px;cursor:pointer}
.chip.on{background:var(--pri);border-color:var(--pri);color:#fff}
@media (prefers-color-scheme:dark){.chip.on{color:#0b1220}}
.dd{position:relative;font-size:12px}.dd summary{cursor:pointer;border:1px solid var(--line);border-radius:6px;padding:5px 10px;list-style:none;font-weight:600}
.ddbox{position:absolute;z-index:8;background:var(--card);border:1px solid var(--line);border-radius:8px;padding:8px 12px;box-shadow:0 8px 24px rgba(0,0,0,.18);display:grid;gap:4px;min-width:200px;max-height:300px;overflow:auto}
/* paneles de resumen */
.panels{display:grid;grid-template-columns:repeat(auto-fit,minmax(420px,1fr));gap:16px;align-items:start}
.pnl{padding:0;overflow:hidden}
.pnl .ph{background:var(--pri);color:#fff;padding:9px 14px;font-weight:700;font-size:12px;letter-spacing:.1em;display:flex;align-items:center;justify-content:space-between;gap:10px}
@media (prefers-color-scheme:dark){.pnl .ph{color:#0b1220}}
.pnl .ph .inl{display:flex;flex-direction:row;align-items:center;gap:4px;color:inherit;font-weight:500;letter-spacing:0;text-transform:none}
.pnl .ph .inl input{width:64px;padding:2px 5px}
.pnote{font-size:11.5px;color:var(--mut);padding:6px 14px 8px;border-top:1px solid var(--line)}
.pnl .twrap{border:0;border-radius:0;max-height:none}
.grid.two{grid-template-columns:repeat(auto-fit,minmax(320px,1fr));align-items:start}
.pnl > .info{padding:4px 14px 10px}
/* tablas tipo tabla dinámica */
table.tree th{background:var(--grp);color:var(--ink);font-size:11.5px;text-transform:uppercase;letter-spacing:.05em;border-bottom:2px solid var(--pri2);position:static}
table.tree td{padding:6px 10px}
table.tree tr.d0 td{font-weight:600}
table.tree tr.d1 td{font-weight:500}
table.tree tr.d2 td,table.tree tr.d3 td{color:var(--mut);font-weight:400}
table.tree tr.tog{cursor:pointer}
table.tree tr.tog:hover td{background:var(--grp)}
table.tree tr.grp td{background:var(--grp);font-weight:700}
table.tree .car{display:inline-block;width:14px;color:var(--pri2)}
table.tree tfoot td{background:var(--pri);color:#fff;border-bottom:0}
@media (prefers-color-scheme:dark){table.tree tfoot td{color:#0b1220}}
table.tree tfoot td.neg{color:#ffb4ab}
td.zero{color:var(--mut)}td.b{font-weight:700}
table.tree tr:nth-child(even):not(.tog):not(.grp) td{background:var(--zebra)}
/* libro de caja */
.ledger th{background:var(--pri);position:sticky;top:0;font-size:11.5px;letter-spacing:.04em}
.ledger td{padding:5px 9px;font-size:12.5px}
.ledger tbody tr:nth-child(even) td{background:var(--zebra)}
.ledger tr.info td{color:var(--mut);font-style:italic}
.twrap.tall{max-height:68vh}
.tag{display:inline-block;font-size:11px;font-weight:700;border-radius:4px;padding:1px 7px;background:var(--bg);color:var(--mut)}
.tag.in{background:#dff3e6;color:#14663b}.tag.out{background:#fbe3e0;color:#9c241b}
@media (prefers-color-scheme:dark){.tag.in{background:#16402b;color:#8fe0b3}.tag.out{background:#4a1f1b;color:#ffb4ab}}
.pager{justify-content:center}
.acc{white-space:nowrap}
/* menú Nuevo */
.menuwrap{position:relative}
.menu2{position:absolute;top:110%;left:0;z-index:12;background:var(--card);border:1px solid var(--line);border-radius:10px;box-shadow:0 10px 30px rgba(0,0,0,.2);min-width:300px;display:grid;padding:6px}
.menu2 button{font:inherit;text-align:left;border:0;background:none;color:var(--ink);padding:9px 10px;border-radius:6px;cursor:pointer;display:grid}
.menu2 button:hover{background:var(--grp)}
.menu2 .muted{font-size:11px}
/* asistentes */
dialog.wide{width:min(880px,97vw)}
.fgrid .sub{border-top:1px solid var(--line);padding-top:8px}
.fgrid .tot{background:var(--grp);border-radius:6px;padding:8px 10px;color:var(--ink)}
.prev{max-height:220px;margin-top:6px}
.prev tr.info td{color:var(--mut)}
.irow{display:flex;justify-content:space-between;padding:6px 0;border-bottom:1px dashed var(--line)}
.irow b.neg{color:var(--bad)}
input.mini,select.mini{width:auto;padding:2px 6px;font-size:11.5px;margin-left:8px}
.filebox{margin:8px 0}
@media (max-width:820px){.panels{grid-template-columns:1fr}.fbar{gap:8px}}
@media print{.side,.top,.fbar,.menuwrap,.pager{display:none!important}.pnl{break-inside:avoid}}

.avrow{display:flex;align-items:center;gap:8px;min-width:150px}.avrow .prog{flex:1}.avrow span{font-size:12px;min-width:52px;text-align:right}
#pasteBox textarea{font-family:ui-monospace,monospace;font-size:12px}

/* ===== versión simple ===== */
nav .grp.fold{cursor:pointer}
.acciones{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:12px}
.act{font:inherit;text-align:left;border:1px solid var(--line);background:var(--card);color:var(--ink);border-radius:12px;padding:14px 16px;cursor:pointer;display:grid;gap:2px;border-left:4px solid var(--acc);box-shadow:0 1px 2px rgba(20,35,61,.06)}
.act b{font-size:15px;color:var(--pri)}.act span{font-size:12px;color:var(--mut)}
.act:hover{border-color:var(--pri2);transform:translateY(-1px)}
.cajas{display:grid;grid-template-columns:repeat(auto-fit,minmax(190px,1fr));gap:12px;padding:14px}
.caja{font:inherit;text-align:left;border:1px solid var(--line);background:var(--card);color:var(--ink);border-radius:12px;padding:12px 14px;display:grid;gap:2px;cursor:pointer}
.caja.est{border-top:3px solid var(--acc)}.caja.tot{background:var(--grp);cursor:default;border-style:dashed}
.caja .cn{font-size:12px;text-transform:uppercase;letter-spacing:.06em;color:var(--mut);font-weight:600}
.caja b{font-size:18px;font-variant-numeric:tabular-nums}.caja b.u{font-size:14px;color:var(--mut)}.caja b.neg{color:var(--bad)}
.caja:not(.tot):hover{border-color:var(--pri2)}
.verTodo{color:#fff;font-size:11px;opacity:.85;letter-spacing:0;text-transform:none}