:root { --hueso:#F7F3EC; --crema:#EFE7DA; --borde:#DCD1C0; --tinta:#241F1B; --suave:#5A5049; --madera:#8A5A2B; --madera-osc:#6E4622; --oliva:#5C6B3E; --rojo:#9B2C2C; --ambar:#8A5A00; }
* { box-sizing: border-box; }
[hidden] { display: none !important; }
html { -webkit-text-size-adjust: 100%; }
h1, h2 { font-family: Georgia, "Iowan Old Style", "Times New Roman", serif; line-height: 1.2; letter-spacing: -0.01em; }
h2 { font-size: 1.25rem; margin: 1.5rem 0 .75rem; }
.panel h2, .resultado h2 { font-family: var(--am-sans); font-size: 1rem; font-weight: 700; letter-spacing: 0; color: #374151; margin: 1.25rem 0 .6rem; }
a { color: var(--madera-osc); }


.barra-app { max-width: 1180px; margin: 0 auto; padding: 0 1rem; }
.barra-app .amb { border: 1px solid #e5e7eb; border-bottom: 4px solid var(--madera); border-radius: 16px 16px 0 0; box-shadow: 0 10px 15px -3px rgba(0,0,0,.1), 0 4px 6px -4px rgba(0,0,0,.1); }
.app { display: grid; grid-template-columns: minmax(280px, 380px) 1fr; gap: 1.25rem; max-width: 1180px; margin: 1.25rem auto; padding: 0 1rem; align-items: start; }
@media (max-width: 860px) { .app { grid-template-columns: 1fr; } }

.app > * { min-width: 0; }
.panel, .resultado { background: #fff; border: 1px solid #e5e7eb; border-radius: 16px; box-shadow: 0 1px 2px rgba(0,0,0,.05); padding: 1.1rem 1.25rem 1.4rem; }
.panel h2:first-child, .resultado > h2:first-child { margin-top: 0; }
label { display: block; font-weight: 600; font-size: .9rem; margin-bottom: .75rem; }
.u { font-weight: 400; color: var(--suave); }
input[type=number], select { display: block; width: 100%; margin-top: .25rem; padding: .55rem .6rem; border: 1px solid #d1d5db; border-radius: 8px; font: inherit; background: #fff; color: var(--tinta); }
input:focus-visible, select:focus-visible, button:focus-visible, summary:focus-visible, a:focus-visible { outline: 3px solid #C99A5E; outline-offset: 2px; }
fieldset { border: 1px solid var(--borde); border-radius: 6px; margin: 0 0 1rem; padding: .6rem .8rem .3rem; }
legend { font-weight: 700; font-size: .85rem; padding: 0 .3rem; }
.opcion { display: flex; gap: .5rem; align-items: flex-start; font-weight: 400; cursor: pointer; margin-bottom: .5rem; }
.opcion input { margin-top: .3rem; }
.fila3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: .6rem; }
.fila2 { display: grid; grid-template-columns: 1fr 1fr; gap: .6rem; }
.modulos { display: grid; gap: .45rem; }
.modulo-fila { display: grid; grid-template-columns: 5.5rem 1fr 1fr; gap: .5rem; align-items: end; }
.modulo-fila .nom { font-weight: 700; font-size: .9rem; padding-bottom: .55rem; }
.modulo-fila label { margin: 0; font-size: .78rem; font-weight: 600; color: var(--suave); }
.ayuda { color: var(--suave); font-size: .85rem; margin: .5rem 0 0; }
.avanzado { margin: 1rem 0; border: 1px solid var(--borde); border-radius: 6px; padding: .5rem .8rem; }
.avanzado summary { cursor: pointer; font-weight: 700; font-size: .9rem; }

.btn, .btn-linea { display: inline-block; font: inherit; font-weight: 700; padding: .75rem 1.2rem; border-radius: 5px; cursor: pointer; text-decoration: none; text-align: center; }
.btn { background: var(--madera); color: #fff !important; border: 0; border-bottom: 3px solid var(--madera-osc); }
.btn:hover { background: var(--madera-osc); }
.btn-linea { background: #fff; color: var(--madera-osc) !important; border: 1px solid var(--borde); }
.btn-linea:hover { background: var(--hueso); }
.acciones { display: flex; flex-wrap: wrap; gap: .6rem; margin-top: 1rem; }
@media (max-width: 520px) { .acciones .btn, .acciones .btn-linea { flex: 1 1 100%; } }

#alertas ul { margin: 0 0 1rem; padding: 0; list-style: none; }
#alertas li { padding: .6rem .8rem; border-radius: 5px; margin-bottom: .4rem; font-size: .92rem; }
#alertas .error { background: #FBEAEA; border-left: 4px solid var(--rojo); color: #6b1d1d; }
#alertas .aviso { background: #FFF6E0; border-left: 4px solid var(--ambar); color: #5e4100; }

.dibujo { margin: 0 0 1rem; }
.dibujo svg { width: 100%; height: auto; max-height: 460px; display: block; background: #fff; border: 1px solid var(--borde); border-radius: 6px; }
.dibujo figcaption { color: var(--suave); font-size: .82rem; margin-top: .35rem; }

.cifras { display: grid; grid-template-columns: repeat(auto-fit, minmax(150px, 1fr)); gap: .6rem; margin-bottom: .5rem; }
.cifra { background: var(--hueso); border: 1px solid var(--borde); border-radius: 6px; padding: .55rem .75rem; }
.cifra b { display: block; font: 700 1.25rem Georgia, serif; }
.cifra span { color: var(--suave); font-size: .82rem; }
.cifra.principal { background: #EEF2E4; border-color: #C5CFAB; }

.tabla-caja { overflow-x: auto; }
table { border-collapse: collapse; width: 100%; font-size: .92rem; }
th, td { text-align: left; padding: .45rem .6rem; border-bottom: 1px solid var(--borde); white-space: nowrap; }
th { font-size: .78rem; text-transform: uppercase; letter-spacing: .04em; color: var(--suave); background: var(--hueso); }
td.n, th.n { text-align: right; font-variant-numeric: tabular-nums; }
tr.aparte td { color: var(--suave); font-style: italic; }

.info { background: var(--crema); border-top: 1px solid var(--borde); margin-top: 2rem; padding: 2rem 1rem 2.5rem; }
.info-caja { max-width: 780px; margin: 0 auto; }
.info h2:first-child { margin-top: 0; }
.info details { background: #fff; border: 1px solid var(--borde); border-radius: 6px; padding: .6rem .9rem; margin-bottom: .5rem; }
.info summary { cursor: pointer; font-weight: 700; }
.cta { background: var(--tinta); color: var(--hueso); border-radius: 8px; padding: 1.25rem 1.5rem; margin-top: 2rem; }
.cta h2 { color: var(--hueso); margin-top: 0; }
.cta p { color: #D8CFC4; }
.cta .btn-linea { background: transparent; color: var(--hueso) !important; border: 1px solid var(--hueso); }
.cta .ayuda a { color: #E7C99C; }

@media print {
    body { background: #fff; }
    .barra-app .amb-tabs, .panel, .acciones, .info, .btn, .btn-linea, #estado { display: none !important; }
    .app { display: block; margin: 0; max-width: none; }
    .resultado { border: 0; padding: 0; }
    .dibujo svg { max-height: none; }
}