/* Margen Claro — hoja de estilos única. Mobile first, modo claro/oscuro automático. */

:root {
  --bg: #f6f4ef;
  --surface: #ffffff;
  --surface-2: #efece4;
  --ink: #17191e;
  --ink-2: #4b505a;
  --ink-3: #6b707a;
  --line: #dcd7cc;
  --line-strong: #c4beb1;
  --accent: #0b6b4d;
  --accent-hover: #08573e;
  --accent-ink: #ffffff;
  --accent-soft: #e3f1ea;
  --neg: #b42318;
  --neg-soft: #fcebe8;
  --warn: #7a4f00;
  --warn-soft: #fbf0d9;
  --focus: #1d4ed8;
  --seg-1: #0b6b4d;  /* ganancia */
  --seg-2: #2f4b7c;  /* mercado libre */
  --seg-3: #5f7fb5;  /* envío */
  --seg-4: #b07a1e;  /* impuestos */
  --seg-5: #8a8f99;  /* producto */
  --seg-6: #9c4f6e;  /* publicidad */
  --seg-7: #c9b79a;  /* extras */
  --seg-8: #6a4fb3;  /* gastos del mes repartidos */
  --shadow: 0 1px 2px rgba(23, 25, 30, .05), 0 6px 24px rgba(23, 25, 30, .06);
  --radius: 14px;
  --radius-sm: 10px;
  --font-body: system-ui, -apple-system, "Segoe UI", Roboto, "Noto Sans", "Helvetica Neue", Arial, sans-serif;
  --font-display: "Iowan Old Style", "Palatino Linotype", Palatino, "URW Palladio L", P052, "Noto Serif", Georgia, serif;
  --wrap: 1160px;
  --measure: 70ch;
  color-scheme: light dark;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #111316;
    --surface: #191c21;
    --surface-2: #21252c;
    --ink: #ecebe7;
    --ink-2: #b3b7bf;
    --ink-3: #8f949d;
    --line: #2d323a;
    --line-strong: #3d434d;
    --accent: #45d29c;
    --accent-hover: #6ee0b4;
    --accent-ink: #062418;
    --accent-soft: #12302a;
    --neg: #ff8b7b;
    --neg-soft: #3a1d1a;
    --warn: #f3c46b;
    --warn-soft: #34290f;
    --focus: #8ab4ff;
    --seg-1: #45d29c;
    --seg-2: #7f9fd9;
    --seg-3: #a9bfe6;
    --seg-4: #e0a948;
    --seg-5: #7d838e;
    --seg-6: #d987a8;
    --seg-7: #8c7d64;
    --seg-8: #b19cf0;
    --shadow: 0 1px 2px rgba(0, 0, 0, .3), 0 8px 28px rgba(0, 0, 0, .25);
  }
}

*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; text-size-adjust: 100%; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font: 400 1.0625rem/1.65 var(--font-body);
  font-feature-settings: "kern";
  -webkit-font-smoothing: antialiased;
}
img, svg { display: block; max-width: 100%; }
a { color: var(--accent); text-underline-offset: .18em; text-decoration-thickness: 1px; }
a:hover { color: var(--accent-hover); text-decoration-thickness: 2px; }
:focus-visible { outline: 3px solid var(--focus); outline-offset: 2px; border-radius: 4px; }
.sr-only { position: absolute !important; width: 1px !important; height: 1px !important; padding: 0 !important; margin: -1px !important; overflow: hidden !important; clip: rect(0 0 0 0) !important; white-space: nowrap !important; border: 0 !important; float: none !important; }
.skip { position: absolute; left: 1rem; top: -100px; background: var(--ink); color: var(--bg); padding: .6rem 1rem; border-radius: 8px; z-index: 50; }
.skip:focus { top: .75rem; }

h1, h2, h3 { font-family: var(--font-display); font-weight: 700; line-height: 1.15; letter-spacing: -.01em; margin: 0 0 .6em; text-wrap: balance; }
h1 { font-size: clamp(2rem, 1.3rem + 3.2vw, 3.25rem); letter-spacing: -.02em; }
h2 { font-size: clamp(1.5rem, 1.2rem + 1.2vw, 2rem); margin-top: 2.2em; }
h3 { font-size: 1.25rem; margin-top: 1.8em; }
p { margin: 0 0 1.1em; }
.num, td.num, .tabular { font-variant-numeric: tabular-nums; }

.wrap { width: 100%; max-width: var(--wrap); margin: 0 auto; padding: 0 1rem; }
@media (min-width: 720px) { .wrap { padding: 0 1.5rem; } }

/* ---------- Encabezado ---------- */
.site-header { border-bottom: 1px solid var(--line); background: var(--bg); }
.site-header .wrap { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: .5rem 1.5rem; padding-top: .8rem; padding-bottom: .8rem; }
.brand { display: inline-flex; align-items: center; gap: .55rem; color: var(--ink); text-decoration: none; font-family: var(--font-display); font-weight: 700; font-size: 1.3rem; letter-spacing: -.01em; }
.brand:hover { color: var(--ink); text-decoration: none; }
.brand svg { width: 30px; height: 30px; flex: none; }
.brand small { display: block; font: 500 .72rem/1.2 var(--font-body); color: var(--ink-3); letter-spacing: .02em; }
.nav { display: flex; flex-wrap: wrap; gap: .15rem .25rem; margin: 0 -.5rem; padding: 0; list-style: none; font-size: .95rem; }
.nav a { display: block; padding: .45rem .55rem; border-radius: 8px; color: var(--ink-2); text-decoration: none; }
.nav a:hover { color: var(--ink); background: var(--surface-2); }
.nav a[aria-current="page"] { color: var(--ink); font-weight: 600; box-shadow: inset 0 -2px 0 var(--accent); border-radius: 0; }

/* ---------- Encabezado de página ---------- */
.page-head { padding: 2.2rem 0 1.4rem; }
@media (min-width: 900px) { .page-head { padding: 3.2rem 0 2rem; } }
.eyebrow { display: inline-block; font-size: .8rem; font-weight: 650; letter-spacing: .08em; text-transform: uppercase; color: var(--accent); margin-bottom: .8rem; }
.lede { font-size: 1.15rem; color: var(--ink-2); max-width: 62ch; margin-bottom: 1rem; }
.data-stamp { display: inline-block; font-size: .88rem; line-height: 1.45; color: var(--ink-2); background: var(--surface); border: 1px solid var(--line); padding: .4rem .8rem; border-radius: 12px; margin: 0; }
.data-stamp::before { content: ""; display: inline-block; vertical-align: .1em; width: .5rem; height: .5rem; margin-right: .45rem; border-radius: 50%; background: var(--accent); }
@media (max-width: 559px) { .lede { font-size: 1.05rem; } .nav { font-size: .93rem; } .nav a { padding: .4rem .45rem; } .page-head { padding-top: 1.4rem; } }
/* Celular: el menú va en una sola línea; si no entra (pantallas de menos de ~370 px), se desplaza de costado. */
@media (max-width: 559px) {
  .site-header .wrap { padding-top: .6rem; padding-bottom: .45rem; row-gap: .25rem; }
  .site-header nav { width: 100%; min-width: 0; }
  .nav { flex-wrap: nowrap; gap: 0 .125rem; overflow-x: auto; overscroll-behavior-x: contain; scrollbar-width: none; margin: 0 -1rem; padding: 0 .5rem; font-size: .9rem; }
  .nav::-webkit-scrollbar { display: none; }
  .nav li { flex: none; }
  .nav a { padding: .4rem .375rem; }
}
/* Celulares de 360 px: menos relleno lateral para que «Otros canales» entre completo. */
@media (max-width: 380px) { .nav a { padding-left: .25rem; padding-right: .25rem; } .site-header .nav { padding-left: .25rem; padding-right: .25rem; } }
/* Presentación compacta en celular (calculadora de margen): el primer campo queda más arriba. Mismo título y textos. */
@media (max-width: 559px) {
  .page-head--compacta { padding: .9rem 0 1rem; }
  .page-head--compacta .breadcrumbs { margin-bottom: .35rem; }
  .page-head--compacta .eyebrow { display: none; }
  .page-head--compacta h1 { font-size: 1.75rem; margin-bottom: .4em; }
  .page-head--compacta .lede { font-size: 1rem; line-height: 1.55; margin-bottom: .7rem; }
  .page-head--compacta .data-stamp { font-size: .82rem; padding: .3rem .7rem; }
}
.breadcrumbs { font-size: .88rem; color: var(--ink-3); margin-bottom: 1rem; }
.breadcrumbs a { color: var(--ink-2); }

/* ---------- Herramienta ---------- */
.tool { display: grid; grid-template-columns: minmax(0, 1fr); gap: 1.25rem; align-items: start; }
.tool > * { min-width: 0; }
@media (min-width: 960px) { .tool { grid-template-columns: minmax(0, 1.05fr) minmax(0, .95fr); gap: 2rem; } .tool .results { position: sticky; top: 1rem; } }
.card { background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); box-shadow: var(--shadow); padding: 1.15rem; }
@media (min-width: 720px) { .card { padding: 1.6rem; } }

fieldset { border: 0; margin: 0; padding: 0; min-width: 0; }
.group { padding: 1.2rem 0; border-top: 1px solid var(--line); }
.group:first-of-type { border-top: 0; padding-top: .2rem; }
.group > legend, .group-title { font-family: var(--font-display); font-weight: 700; font-size: 1.15rem; padding: 0; margin-bottom: .9rem; float: left; width: 100%; }
/* Todo lo que sigue al título despeja el flotado, no solo el primer elemento: si ese está oculto
   (campos que dependen del modo), el siguiente visible quedaría al lado del título. */
.group > legend ~ * { clear: both; }
.grid-2 { display: grid; gap: 1rem; }
@media (min-width: 560px) { .grid-2 { grid-template-columns: 1fr 1fr; } }

/* Grupos plegables (calculadora de margen): el título es un botón que abre y cierra; los valores no se tocan. */
details.group.plegable { padding: 0; border-top: 1px solid var(--line); }
.plegable > summary { list-style: none; cursor: pointer; position: relative; display: grid; gap: .2rem; min-height: 48px; padding: 1.1rem 3rem 1.1rem 0; }
.plegable > summary::-webkit-details-marker { display: none; }
.plegable > summary::before { content: ""; position: absolute; right: 0; top: 1.05rem; width: 2rem; height: 2rem; border-radius: 50%; background: var(--surface-2); border: 1px solid var(--line); }
.plegable > summary::after { content: ""; position: absolute; right: .74rem; top: 1.5rem; width: .5rem; height: .5rem; border-right: 2px solid var(--accent); border-bottom: 2px solid var(--accent); transform: rotate(45deg); transition: transform .15s ease; }
.plegable[open] > summary::after { top: 1.72rem; transform: rotate(-135deg); }
.plegable > summary:hover::before { border-color: var(--accent); }
.plegable-t { font-family: var(--font-display); font-weight: 700; font-size: 1.15rem; line-height: 1.3; color: var(--ink); }
.plegable-t .hint { font-family: var(--font-body); font-size: .86rem; font-weight: 400; }
.plegable-d { font-size: .86rem; line-height: 1.45; color: var(--ink-2); }
.plegable-e { font-size: .86rem; line-height: 1.45; font-weight: 650; color: var(--accent); }
.plegable-e.is-vacio { font-weight: 500; color: var(--ink-3); }
.plegable-e:empty { display: none; }
.plegable > fieldset { padding: .2rem 0 1.2rem; }
/* Ayudas de todo un grupo: separadas de los campos (antes quedaban pegadas al campo de arriba o de abajo). */
.hint.hint--grupo { margin: 0 0 1.1rem; }
.hint.hint--grupo:last-child { margin: 1.1rem 0 0; }
/* En las grillas de dos campos, el espacio lo da la grilla: sin hueco doble entre los dos campos (en celular) y sin
   que la ayuda del último quede pegada al campo siguiente. */
.tool--margen .grid-2 > .field { margin-bottom: 0; }
.tool--margen .grid-2:not(:last-child) { margin-bottom: 1rem; }
/* Lo mismo en los bloques que dependen del modo o de la condición fiscal: su último campo no tiene margen propio. */
.tool--margen div[data-modo="precio"], .tool--margen div[data-fiscal="ri"] { margin-bottom: 1rem; }
/* Campo con su unidad al lado (publicidad: monto por venta o % del precio). */
.con-unidad { display: grid; grid-template-columns: minmax(0, 1fr) auto; gap: .5rem; }
.con-unidad select { width: auto; max-width: 11.5rem; }

.field { display: grid; gap: .35rem; margin-bottom: 1rem; }
.field:last-child { margin-bottom: 0; }
.field label, .label { font-weight: 600; font-size: .97rem; color: var(--ink); display: flex; align-items: center; gap: .5rem; flex-wrap: wrap; }
.hint { font-size: .86rem; color: var(--ink-3); line-height: 1.45; margin: 0; }
.badge { display: inline-block; font-size: .7rem; font-weight: 700; letter-spacing: .05em; text-transform: uppercase; padding: .12rem .45rem; border-radius: 999px; background: var(--warn-soft); color: var(--warn); }
.badge[hidden] { display: none; }

.affix { position: relative; display: flex; align-items: stretch; }
.affix > span { position: absolute; top: 0; bottom: 0; display: flex; align-items: center; color: var(--ink-3); font-weight: 600; pointer-events: none; }
.affix > .pre { left: .9rem; }
.affix > .suf { right: .9rem; }
.affix > .pre + input { padding-left: 2rem; }
.affix input.has-suf { padding-right: 2.6rem; }

input[type="text"], input[type="email"], select, textarea {
  width: 100%;
  min-height: 52px;
  font: 500 1.0625rem/1.3 var(--font-body);
  font-variant-numeric: tabular-nums;
  color: var(--ink);
  background: var(--bg);
  border: 1.5px solid var(--line-strong);
  border-radius: var(--radius-sm);
  padding: .75rem .9rem;
  transition: border-color .15s ease, background-color .15s ease;
  -webkit-appearance: none;
  appearance: none;
}
textarea { min-height: 150px; resize: vertical; line-height: 1.5; }
select {
  padding-right: 2.4rem;
  background-image: linear-gradient(45deg, transparent 50%, currentColor 50%), linear-gradient(135deg, currentColor 50%, transparent 50%);
  background-position: calc(100% - 1.15rem) 52%, calc(100% - .8rem) 52%;
  background-size: .35rem .35rem, .35rem .35rem;
  background-repeat: no-repeat;
}
input:hover, select:hover, textarea:hover { border-color: var(--ink-3); }
input:focus, select:focus, textarea:focus { border-color: var(--accent); background: var(--surface); outline: none; box-shadow: 0 0 0 3px color-mix(in srgb, var(--focus) 35%, transparent); }
input[aria-invalid="true"] { border-color: var(--neg); }
input::placeholder { color: var(--ink-3); opacity: .8; }
/* Calculadora de margen: los campos opcionales empiezan vacíos (vacío = 0). El ejemplo en cursiva no se confunde con un valor cargado. */
.tool--margen input::placeholder { font-style: italic; font-weight: 400; }

/* Control segmentado (radios) */
.seg { display: grid; grid-auto-flow: column; grid-auto-columns: 1fr; gap: .25rem; padding: .25rem; background: var(--surface-2); border-radius: 12px; border: 1px solid var(--line); }
.seg input { position: absolute; opacity: 0; pointer-events: none; }
.seg label { display: flex; align-items: center; justify-content: center; text-align: center; min-height: 46px; padding: .5rem .6rem; border-radius: 9px; font-weight: 600; font-size: .95rem; color: var(--ink-2); cursor: pointer; line-height: 1.25; transition: background-color .15s ease, color .15s ease; }
.seg input:checked + label { background: var(--surface); color: var(--ink); box-shadow: var(--shadow); }
.seg input:focus-visible + label { outline: 3px solid var(--focus); outline-offset: 1px; }
.seg--mode label { min-height: 56px; font-size: .98rem; }
.seg--mode label small { display: block; font-weight: 500; font-size: .8rem; color: var(--ink-3); }
.seg--mode label > span { display: block; }

/* Checkbox */
.check { display: flex; gap: .7rem; align-items: flex-start; padding: .2rem 0; cursor: pointer; font-size: .97rem; }
/* Dentro de .field, la regla general de etiquetas (más específica) dejaba cortar renglón entre la casilla y su texto. */
.field .check { align-items: flex-start; gap: .7rem; flex-wrap: nowrap; }
.check input { width: 22px; height: 22px; margin: .15rem 0 0; accent-color: var(--accent); flex: none; }
.check input:disabled + span { color: var(--ink-3); }

/* Botones */
.btn { display: inline-flex; align-items: center; justify-content: center; gap: .5rem; min-height: 48px; padding: .7rem 1.2rem; border-radius: 10px; font: 650 1rem/1 var(--font-body); border: 1.5px solid transparent; cursor: pointer; text-decoration: none; transition: background-color .15s ease, border-color .15s ease, color .15s ease; }
.btn--primary { background: var(--accent); color: var(--accent-ink); }
.btn--primary:hover { background: var(--accent-hover); color: var(--accent-ink); text-decoration: none; }
.btn--ghost { background: transparent; color: var(--ink-2); border-color: var(--line-strong); }
.btn--ghost:hover { color: var(--ink); border-color: var(--ink-3); text-decoration: none; }
.btn--small { min-height: 40px; padding: .5rem .85rem; font-size: .92rem; }
.actions { display: flex; flex-wrap: wrap; gap: .6rem; margin-top: 1rem; }

/* Filas de costos fijos */
.fijo-row { display: grid; grid-template-columns: minmax(0, 1.2fr) minmax(0, 1fr) 48px; gap: .5rem; margin-bottom: .6rem; align-items: center; }
.fijo-quitar { min-height: 52px; padding: 0; font-size: 1.4rem; line-height: 1; }
@media (max-width: 420px) { .fijo-row { grid-template-columns: minmax(0, 1fr) 48px; } .fijo-row .affix { grid-column: 1; grid-row: 2; } .fijo-quitar { grid-row: 1 / span 2; grid-column: 2; align-self: stretch; } }

/* ---------- Resultados ---------- */
.results h2 { margin: 0 0 1rem; font-size: 1.3rem; }
.kpis { display: grid; gap: .75rem; grid-template-columns: 1fr 1fr; margin-bottom: 1.2rem; }
.kpi { background: var(--surface-2); border-radius: 12px; padding: .8rem .9rem; min-width: 0; }
.kpi--main { grid-column: 1 / -1; background: var(--accent-soft); padding: 1rem 1.1rem; }
.kpi--main.is-neg { background: var(--neg-soft); }
.kpi .k { display: block; font-size: .84rem; font-weight: 600; color: var(--ink-2); margin-bottom: .2rem; }
.kpi .v { display: block; font: 700 1.45rem/1.15 var(--font-body); font-variant-numeric: tabular-nums; letter-spacing: -.01em; overflow-wrap: anywhere; }
.kpi--main .v { font-size: clamp(2rem, 1.6rem + 2vw, 2.6rem); color: var(--accent); }
.kpi--main.is-neg .v { color: var(--neg); }
.kpi .s { display: block; font-size: .84rem; color: var(--ink-3); margin-top: .25rem; }
.v.is-neg { color: var(--neg); }

.flash { animation: flash .35s ease; }
@keyframes flash { from { opacity: .45; } to { opacity: 1; } }

/* Barra apilada */
.stack-title { font-weight: 650; font-size: .95rem; margin: 0 0 .5rem; }
.stack { display: flex; height: 18px; border-radius: 999px; overflow: hidden; background: var(--surface-2); margin-bottom: .7rem; }
.stack > span { display: block; height: 100%; transition: width .25s ease; min-width: 0; }
.legend { display: flex; flex-wrap: wrap; gap: .3rem .9rem; margin: 0 0 1.2rem; padding: 0; list-style: none; font-size: .84rem; color: var(--ink-2); }
.legend li { display: inline-flex; align-items: center; gap: .35rem; }
.legend i { width: .7rem; height: .7rem; border-radius: 3px; display: inline-block; }
.c1 { background: var(--seg-1); } .c2 { background: var(--seg-2); } .c3 { background: var(--seg-3); } .c4 { background: var(--seg-4); }
.c5 { background: var(--seg-5); } .c6 { background: var(--seg-6); } .c7 { background: var(--seg-7); }
/* Gastos del mes: color propio y rayado, para que no se confunda con el producto (gris) y se note que es un gasto mensual repartido. */
.c8 { background: var(--seg-8); background: repeating-linear-gradient(135deg, var(--seg-8) 0 4px, color-mix(in srgb, var(--seg-8) 55%, var(--surface)) 4px 7px); }

/* Calculadora de margen: resultado del mes y desglose plegable */
.mes-box { display: grid; gap: .15rem; margin: 0 0 1.2rem; padding: .8rem .9rem; border: 1px dashed var(--line-strong); border-left: 4px solid var(--seg-8); border-radius: 12px; }
.mes-box .k { font-size: .84rem; font-weight: 600; color: var(--ink-2); }
.mes-box .v { font: 700 1.2rem/1.25 var(--font-body); font-variant-numeric: tabular-nums; }
.mes-box .hint { margin-top: .2rem; }
.desglose-plegable { margin-top: .4rem; border-top: 1px solid var(--line); }
.desglose-plegable > summary { list-style: none; cursor: pointer; position: relative; display: flex; align-items: center; min-height: 48px; padding: .6rem 2.4rem .6rem 0; font-weight: 650; font-size: .97rem; color: var(--accent); }
.desglose-plegable > summary::-webkit-details-marker { display: none; }
.desglose-plegable > summary::after { content: ""; position: absolute; right: .6rem; top: 50%; width: .5rem; height: .5rem; margin-top: -.4rem; border-right: 2px solid currentColor; border-bottom: 2px solid currentColor; transform: rotate(45deg); }
.desglose-plegable[open] > summary::after { margin-top: -.1rem; transform: rotate(-135deg); }
.desglose-plegable > summary:hover { color: var(--accent-hover); }
.desglose-plegable > summary .ocultar, .desglose-plegable[open] > summary .ver { display: none; }
.desglose-plegable[open] > summary .ocultar { display: inline; }
.breakdown tr.mensual th, .breakdown tr.mensual td { background: color-mix(in srgb, var(--seg-8) 8%, transparent); }
.breakdown tr.mensual th { box-shadow: inset 3px 0 0 var(--seg-8); padding-left: .6rem; }

/* Tabla de resultados */
.table-wrap { overflow-x: auto; -webkit-overflow-scrolling: touch; }
table.breakdown { width: 100%; border-collapse: collapse; font-size: .97rem; }
.breakdown caption { text-align: left; font-weight: 650; font-size: .95rem; padding-bottom: .4rem; }
.breakdown th, .breakdown td { padding: .55rem .25rem; border-bottom: 1px solid var(--line); text-align: left; vertical-align: top; }
.breakdown thead th { font-size: .8rem; text-transform: uppercase; letter-spacing: .05em; color: var(--ink-3); font-weight: 650; }
.breakdown td.num, .breakdown th.num { text-align: right; white-space: nowrap; padding-left: .75rem; }
.breakdown td.pct { color: var(--ink-3); width: 4.5rem; }
.breakdown tr.sub th, .breakdown tr.sub td { font-weight: 700; border-bottom: 2px solid var(--line-strong); }
.breakdown tr.total th, .breakdown tr.total td { font-weight: 800; font-size: 1.05rem; border-bottom: 0; padding-top: .8rem; }
.breakdown .minus { color: var(--ink-2); }
.breakdown tr.total td.num:not(.pct) { color: var(--accent); }
.grid-2 { align-items: start; }
.breakdown th small { display: block; font-weight: 400; color: var(--ink-3); font-size: .82rem; }
.breakdown tr.is-best td, .breakdown tr.is-best th { background: var(--accent-soft); }
/* Tabla de sensibilidad (Equilibrio): como el «$» va pegado al importe, en celulares lleva menos relleno para no quedar más ancha. */
@media (max-width: 420px) { table:has(#sensibilidad) .num { padding-left: .4rem; } }
.compare th, .compare td { font-size: .93rem; }
@media (max-width: 559px) {
  .compare thead { display: none; }
  .compare, .compare tbody { display: block; width: 100%; }
  .compare caption { display: block; }
  .compare tr { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: .25rem .6rem; padding: .7rem .4rem; border-bottom: 1px solid var(--line); }
  .compare tr th { grid-column: 1 / -1; border: 0; padding: 0 0 .2rem; }
  .compare tr td, .compare tr td.num { border: 0; padding: 0; text-align: left; white-space: normal; font-size: .92rem; }
  .compare td::before { content: attr(data-label); display: block; font-size: .74rem; font-weight: 600; color: var(--ink-3); }
  .compare tr.is-best { border-radius: 10px; }
}

.callouts { display: grid; gap: .5rem; margin-top: 1rem; }
.callout { border-radius: 10px; padding: .7rem .9rem; font-size: .92rem; line-height: 1.45; background: var(--warn-soft); color: var(--ink); border-left: 4px solid var(--warn); }
.callout--info { background: var(--surface-2); border-left-color: var(--ink-3); }
.callout--ok { background: var(--accent-soft); border-left-color: var(--accent); }
.callout--neg { background: var(--neg-soft); border-left-color: var(--neg); }
.callout p:last-child { margin: 0; }

/* Barra de resultado fija en celular */
.mobile-bar { position: fixed; left: 0; right: 0; bottom: 0; z-index: 20; display: flex; align-items: center; justify-content: space-between; gap: 1rem; padding: .65rem 1rem calc(.65rem + env(safe-area-inset-bottom)); background: var(--surface); border-top: 1px solid var(--line); box-shadow: 0 -6px 20px rgba(0, 0, 0, .08); }
.mobile-bar .k { font-size: .78rem; color: var(--ink-3); display: block; }
.mobile-bar .v { font-weight: 800; font-size: 1.2rem; font-variant-numeric: tabular-nums; display: block; }
.mobile-bar a { white-space: nowrap; }
.mobile-bar .v.is-pendiente { font-size: .95rem; font-weight: 700; color: var(--ink-2); }
.has-mobile-bar { padding-bottom: 76px; }
@media (min-width: 960px) { .mobile-bar { display: none; } .has-mobile-bar { padding-bottom: 0; } }

/* ---------- Publicidad (espacios reservados, sin anuncios todavía) ---------- */
.ad-slot { display: block; width: 100%; margin: 2rem auto; overflow: hidden; contain: layout paint; }
.ad-slot--leader { min-height: 100px; max-width: 728px; }
.ad-slot--rect { min-height: 280px; max-width: 336px; }
@media (min-width: 760px) { .ad-slot--leader { min-height: 90px; } .ad-slot--rect { max-width: 728px; min-height: 280px; } }
.ad-slot:empty { background: transparent; }
/* Mientras no haya anuncios, el espacio no ocupa lugar. Al pegar el bloque <ins class="adsbygoogle"> dentro del
   div, vuelve a mostrarse solo, con su alto reservado (no hace falta tocar el CSS). Un navegador sin :has() lo
   sigue mostrando vacío, como antes. */
.ad-slot:not(:has(ins)) { display: none; }
/* El espacio de debajo de la herramienta también separaba la herramienta del texto: se conserva una separación. */
.ad-slot--leader:not(:has(ins)) + * { margin-top: 1.5rem; }

/* ---------- Contenido editorial ---------- */
.prose { max-width: var(--measure); }
.prose h2:first-child { margin-top: 0; }
.prose ul, .prose ol { padding-left: 1.3rem; margin: 0 0 1.2em; }
.prose li { margin-bottom: .45em; }
.prose strong { font-weight: 650; }
.prose .example { background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); padding: 1.1rem 1.2rem; margin: 1.4rem 0; }
.prose .example h3 { margin-top: 0; font-size: 1.1rem; }
.prose .example table { width: 100%; border-collapse: collapse; font-size: .95rem; margin-top: .6rem; }
.prose .example td { padding: .35rem 0; border-bottom: 1px dashed var(--line); }
.prose .example td:last-child { text-align: right; font-variant-numeric: tabular-nums; white-space: nowrap; padding-left: 1rem; }
.prose .example tr:last-child td { border-bottom: 0; font-weight: 700; }
.prose blockquote { margin: 1.4rem 0; padding: .2rem 0 .2rem 1.1rem; border-left: 3px solid var(--accent); color: var(--ink-2); font-style: italic; }
.article { padding: 1rem 0 2rem; }
.article-layout { display: grid; gap: 2rem; }
@media (min-width: 1100px) { .article-layout { grid-template-columns: minmax(0, 1fr) 300px; } }
.toc { font-size: .93rem; align-self: start; }
@media (min-width: 1100px) { .toc { position: sticky; top: 1rem; } }
.toc ol { margin: 0; padding-left: 1.1rem; }
.toc li { margin: .3rem 0; }
.toc .card { padding: 1rem 1.1rem; box-shadow: none; }
.toc h2 { font-size: 1rem; margin: 0 0 .5rem; font-family: var(--font-body); }

/* FAQ */
.faq { max-width: var(--measure); }
.faq details { border-bottom: 1px solid var(--line); }
.faq summary { cursor: pointer; list-style: none; padding: 1rem 2rem 1rem 0; font-weight: 650; position: relative; font-size: 1.04rem; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: "+"; position: absolute; right: .3rem; top: .85rem; font-size: 1.4rem; line-height: 1; color: var(--accent); }
.faq details[open] summary::after { content: "–"; }
.faq details > div { padding: 0 0 1rem; color: var(--ink-2); }
.faq details > div p:last-child { margin-bottom: 0; }

/* Tarjetas de herramientas */
.tools { display: grid; gap: 1rem; margin: 0; padding: 0; list-style: none; }
@media (min-width: 640px) { .tools { grid-template-columns: 1fr 1fr; } }
.tool-card { position: relative; display: flex; flex-direction: column; gap: .4rem; height: 100%; background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); padding: 1.3rem 1.3rem 1.2rem; box-shadow: var(--shadow); transition: border-color .15s ease, transform .15s ease; }
.tool-card:hover { border-color: var(--accent); }
.tool-card h3 { margin: 0; font-size: 1.25rem; }
.tool-card h3 a { color: var(--ink); text-decoration: none; }
.tool-card h3 a::after { content: ""; position: absolute; inset: 0; border-radius: var(--radius); }
.tool-card p { margin: 0; color: var(--ink-2); font-size: .97rem; }
.tool-card .go { margin-top: auto; padding-top: .6rem; font-weight: 650; color: var(--accent); font-size: .95rem; }
.tool-card .icon { width: 40px; height: 40px; border-radius: 10px; background: var(--accent-soft); color: var(--accent); display: grid; place-items: center; margin-bottom: .3rem; }
.tool-card .icon svg { width: 22px; height: 22px; }
.tool-card--main { border-width: 2px; border-color: var(--accent); }
@media (min-width: 640px) { .tool-card--main { grid-column: 1 / -1; } }

.related { padding: 1rem 0 2.5rem; }
.related h2 { margin-top: 1rem; }

/* Home */
.hero { padding: 2.6rem 0 1.5rem; }
@media (min-width: 900px) { .hero { padding: 4.2rem 0 2.4rem; } }
.hero h1 { max-width: 20ch; }
.hero-grid { display: grid; gap: 2rem; align-items: center; }
@media (min-width: 900px) { .hero-grid { grid-template-columns: minmax(0, 1.25fr) minmax(0, .9fr); gap: 3.5rem; } }
.receipt { margin: 0; max-width: 440px; width: 100%; justify-self: end; }
.receipt figcaption { display: grid; gap: .1rem; margin-bottom: .8rem; }
.receipt figcaption strong { font-family: var(--font-display); font-size: 1.3rem; }
.receipt table { width: 100%; border-collapse: collapse; font-size: .95rem; margin-bottom: 1rem; }
.receipt th { text-align: left; font-weight: 500; color: var(--ink-2); padding: .4rem 0; border-bottom: 1px dashed var(--line); }
.receipt td { text-align: right; font-variant-numeric: tabular-nums; white-space: nowrap; padding: .4rem 0 .4rem 1rem; border-bottom: 1px dashed var(--line); }
.receipt tr.total th, .receipt tr.total td { border-bottom: 0; padding-top: .7rem; font-weight: 800; font-size: 1.15rem; color: var(--ink); }
.receipt tr.total td { color: var(--accent); }
.receipt .hint { margin: 0; }
@media (max-width: 899px) { .receipt { justify-self: stretch; max-width: none; } }
.hero .lede { font-size: 1.22rem; }
.facts { display: grid; gap: 1rem; margin: 2rem 0; padding: 0; list-style: none; }
@media (min-width: 760px) { .facts { grid-template-columns: repeat(3, 1fr); } }
.facts li { border-top: 2px solid var(--ink); padding-top: .8rem; color: var(--ink-2); font-size: .97rem; }
.facts strong { display: block; color: var(--ink); font-family: var(--font-display); font-size: 1.15rem; margin-bottom: .2rem; }
.section { padding: 1.5rem 0; }

/* Pie */
.site-footer { margin-top: 3rem; border-top: 1px solid var(--line); background: var(--surface-2); color: var(--ink-2); font-size: .93rem; }
.site-footer .wrap { padding-top: 2rem; padding-bottom: 2rem; display: grid; gap: 1.5rem; }
@media (min-width: 760px) { .site-footer .wrap { grid-template-columns: 1.4fr 1fr 1fr; } }
.site-footer h2 { font-family: var(--font-body); font-size: .8rem; text-transform: uppercase; letter-spacing: .08em; color: var(--ink-3); margin: 0 0 .6rem; }
.site-footer ul { list-style: none; margin: 0; padding: 0; }
.site-footer li { margin: .35rem 0; }
.site-footer a { color: var(--ink-2); }
.site-footer a:hover { color: var(--ink); }
.disclaimer { font-size: .86rem; line-height: 1.55; color: var(--ink-3); }
.legal-line { grid-column: 1 / -1; border-top: 1px solid var(--line); padding-top: 1rem; font-size: .84rem; color: var(--ink-3); }

/* Páginas de texto (legales) */
.doc { max-width: var(--measure); padding-bottom: 2rem; }
.doc h2 { font-size: 1.4rem; }
.contact-form { max-width: 560px; }

[hidden] { display: none !important; }

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation: none !important; transition: none !important; scroll-behavior: auto !important; }
}
@media print {
  .site-header nav, .ad-slot, .mobile-bar, .site-footer, .related, .toc { display: none !important; }
  body { background: #fff; color: #000; }
  .card { box-shadow: none; }
}