/* ==========================================================================
   aicompete.best — hoja de estilo única
   Dirección: "claridad operacional". Clara, técnica, documental.
   Un solo acento. Sin sombras. Radio 4px. Mono solo para etiquetas y cifras.
   ========================================================================== */

/* ---------- Tipografía: autoalojada, sin dominios de terceros ---------- */
@font-face {
  font-family: "Geist";
  src: url("../fonts/geist-latin.woff2") format("woff2");
  font-weight: 100 900;
  font-style: normal;
  font-display: swap;
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA,
    U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193,
    U+2212, U+2215, U+FEFF, U+FFFD;
}
@font-face {
  font-family: "Inter";
  src: url("../fonts/inter-latin.woff2") format("woff2");
  font-weight: 100 900;
  font-style: normal;
  font-display: swap;
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA,
    U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193,
    U+2212, U+2215, U+FEFF, U+FFFD;
}
@font-face {
  font-family: "JetBrains Mono";
  src: url("../fonts/jetbrains-mono-latin.woff2") format("woff2");
  font-weight: 100 800;
  font-style: normal;
  font-display: swap;
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA,
    U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193,
    U+2212, U+2215, U+FEFF, U+FFFD;
}

/* ---------- Tokens ---------- */
:root {
  --paper: #fbfbf9;
  --surface: #f0f1ed;
  --ink: #14181b;
  --ink-soft: #4a5259;
  --graphite: #1e2a30;
  --line: #dde0d9;

  --signal: #1f6f5c;
  --signal-dark: #175446;
  --signal-wash: #e7f0ec;

  --warn: #b4552f;
  --warn-ink: #8f4120; /* texto sobre --warn-wash: 6.46:1 */
  --warn-wash: #fbf2ee;
  --ok: #1f6f5c;

  --font-display: "Geist", "Inter", system-ui, sans-serif;
  --font-text: "Inter", system-ui, sans-serif;
  --font-mono: "JetBrains Mono", ui-monospace, monospace;

  --container-max: 1200px;
  --gutter: 24px;
  --radius: 4px;
  --border: 1px solid var(--line);
  --shadow: none;

  --h1: clamp(2rem, 4.6vw, 3.375rem);      /* 32 → 54 px */
  --h2: clamp(1.625rem, 3vw, 2.25rem);     /* 26 → 36 px */
  --h3: clamp(1.1875rem, 1.6vw, 1.375rem); /* 19 → 22 px */
  --body: clamp(1.0625rem, 0.35vw + 0.95rem, 1.125rem); /* 17 → 18 px */
  --small: 0.875rem;   /* 14 */
  --mono: 0.8125rem;   /* 13 */
}

/* ---------- Reset mínimo ---------- */
*,
*::before,
*::after {
  box-sizing: border-box;
}
html {
  -webkit-text-size-adjust: 100%;
  scroll-behavior: smooth;
}
body,
h1,
h2,
h3,
h4,
p,
figure,
blockquote,
dl,
dd,
ul,
ol {
  margin: 0;
}
ul[class],
ol[class] {
  padding: 0;
  list-style: none;
}
img,
svg {
  display: block;
  max-width: 100%;
}
button,
input,
select,
textarea {
  font: inherit;
  color: inherit;
}
a {
  color: inherit;
  text-decoration-thickness: 1px;
  text-underline-offset: 0.18em;
}

/* ---------- Base ---------- */
body {
  background: var(--paper);
  color: var(--ink);
  font-family: var(--font-text);
  font-size: var(--body);
  line-height: 1.6;
  font-variant-numeric: tabular-nums;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  border-top: 3px solid var(--graphite);
}

h1,
h2,
h3,
h4 {
  font-family: var(--font-display);
  font-weight: 600;
  color: var(--ink);
  text-wrap: balance;
}
h1 {
  font-size: var(--h1);
  line-height: 1.1;
  letter-spacing: -0.021em;
}
h2 {
  font-size: var(--h2);
  line-height: 1.16;
  letter-spacing: -0.016em;
}
h3 {
  font-size: var(--h3);
  line-height: 1.32;
  letter-spacing: -0.008em;
}
h4 {
  font-size: 1rem;
  line-height: 1.4;
}
p {
  text-wrap: pretty;
}
strong {
  font-weight: 600;
}
hr {
  border: 0;
  border-top: var(--border);
  margin: 0;
}

::selection {
  background: var(--signal-wash);
  color: var(--ink);
}

a:focus-visible,
button:focus-visible,
summary:focus-visible,
input:focus-visible,
select:focus-visible,
textarea:focus-visible,
[tabindex]:focus-visible {
  outline: 2px solid var(--signal);
  outline-offset: 3px;
  border-radius: 2px;
}

/* ---------- Utilidades ---------- */
.container {
  width: 100%;
  max-width: var(--container-max);
  margin-inline: auto;
  padding-inline: var(--gutter);
}
/* Grid and flex children default to min-width:auto, which lets wide tables
   blow the layout out of the viewport. Force them to be allowed to shrink. */
.grid > *,
.block__grid > *,
.hero__grid > *,
.limits > *,
.figure,
.prose,
.stack {
  min-width: 0;
}
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip-path: inset(50%);
  white-space: nowrap;
  border: 0;
}
.skip-link {
  position: absolute;
  top: -100px;
  left: var(--gutter);
  z-index: 200;
  background: var(--ink);
  color: var(--paper);
  padding: 12px 18px;
  border-radius: var(--radius);
  font-size: var(--small);
}
.skip-link:focus {
  top: 12px;
}
.mono {
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
}
.eyebrow {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 500;
  letter-spacing: 0.09em;
  text-transform: uppercase;
  color: var(--ink-soft);
  display: flex;
  align-items: center;
  gap: 10px;
}
.eyebrow::before {
  content: "";
  width: 14px;
  height: 2px;
  background: var(--signal);
  flex: none;
}
.lead {
  font-size: clamp(1.0625rem, 0.4vw + 0.95rem, 1.2rem);
  line-height: 1.55;
  color: var(--ink-soft);
  max-width: 62ch;
}
.muted {
  color: var(--ink-soft);
}
.small {
  font-size: var(--small);
  line-height: 1.5;
}
.measure {
  max-width: 68ch;
}
.stack > * + * {
  margin-top: var(--stack, 16px);
}
.no-list {
  list-style: none;
  padding: 0;
}

/* Marcador visible de dato pendiente (no ocultar nunca) */
.placeholder {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.04em;
  line-height: 1.35;
  color: var(--warn-ink);
  background: var(--warn-wash);
  border: 1px dashed var(--warn);
  border-radius: 3px;
  padding: 1px 6px;
  vertical-align: baseline;
  white-space: normal;
  overflow-wrap: anywhere;
}
.placeholder--block {
  display: block;
  white-space: normal;
  padding: 6px 10px;
}

/* ---------- Datos de ejemplo (brief/02-CHILE-FORMATS.md §2) ----------

   Chile no reserva rangos para RUT ni teléfonos ficticios: cualquier valor
   generado puede pertenecer a una empresa real. Un dato de ejemplo publicado
   sin marca se lee como identificación verificada, así que la marca es parte
   del valor, no un adorno: no ocultar ni quitar en ningún ancho. */
.ph {
  font-style: normal;
  border-bottom: 1px dashed var(--warn);
  overflow-wrap: anywhere;
}

/* Aviso de pie: los datos de identificación son de ejemplo. */

/* ---------- Cabecera ---------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: var(--paper);
  border-bottom: var(--border);
}
.site-header__inner {
  display: flex;
  align-items: center;
  gap: 28px;
  min-height: 72px;
}
.brand {
  display: inline-flex;
  align-items: baseline;
  gap: 2px;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 1.1875rem;
  letter-spacing: -0.02em;
  text-decoration: none;
  white-space: nowrap;
  padding-block: 8px;
}
.brand__tld {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 400;
  letter-spacing: 0.02em;
  color: var(--signal);
}
.nav {
  margin-left: auto;
  display: flex;
  align-items: center;
  gap: 4px;
}
.nav__link {
  display: inline-block;
  padding: 9px 12px;
  font-size: 0.9375rem;
  color: var(--ink);
  text-decoration: none;
  border-radius: var(--radius);
  transition: background-color 150ms ease, color 150ms ease;
}
.nav__link:hover {
  background: var(--surface);
}
.nav__link[aria-current="page"] {
  color: var(--signal-dark);
  border-bottom: 2px solid var(--signal);
  padding-bottom: 7px;
}
.nav__item {
  position: relative;
}
.nav__toggle {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  padding: 9px 12px;
  font-size: 0.9375rem;
  background: none;
  border: 0;
  border-radius: var(--radius);
  cursor: pointer;
  transition: background-color 150ms ease;
}
.nav__toggle:hover {
  background: var(--surface);
}
.nav__toggle svg {
  width: 10px;
  height: 10px;
  transition: transform 150ms ease;
}
.nav__toggle[aria-expanded="true"] svg {
  transform: rotate(180deg);
}
.nav__menu {
  position: absolute;
  top: calc(100% + 8px);
  left: 0;
  min-width: 310px;
  background: var(--paper);
  border: var(--border);
  border-radius: var(--radius);
  padding: 8px;
  display: none;
}
.nav__menu[data-open="true"] {
  display: block;
}
.nav__menu a {
  display: block;
  padding: 9px 12px;
  text-decoration: none;
  font-size: 0.9375rem;
  border-radius: 3px;
}
.nav__menu a:hover {
  background: var(--surface);
}
.nav__menu span {
  display: block;
  font-family: var(--font-mono);
  font-size: 0.8125rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--ink-soft);
  margin-top: 1px;
}
.nav__cta {
  margin-left: 10px;
}
.nav-burger {
  display: none;
  margin-left: auto;
  width: 44px;
  height: 44px;
  align-items: center;
  justify-content: center;
  background: none;
  border: var(--border);
  border-radius: var(--radius);
  cursor: pointer;
}
.nav-burger span {
  display: block;
  width: 18px;
  height: 1.5px;
  background: var(--ink);
  position: relative;
}
.nav-burger span::before,
.nav-burger span::after {
  content: "";
  position: absolute;
  left: 0;
  width: 18px;
  height: 1.5px;
  background: var(--ink);
}
.nav-burger span::before {
  top: -6px;
}
.nav-burger span::after {
  top: 6px;
}

/* Menú móvil a pantalla completa */
.mobile-nav {
  position: fixed;
  inset: 0;
  z-index: 150;
  background: var(--paper);
  padding: 20px var(--gutter) 40px;
  overflow-y: auto;
  display: none;
}
.mobile-nav[data-open="true"] {
  display: block;
}
.mobile-nav__top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 52px;
  margin-bottom: 24px;
}
.mobile-nav__close {
  width: 44px;
  height: 44px;
  background: none;
  border: var(--border);
  border-radius: var(--radius);
  font-size: 20px;
  line-height: 1;
  cursor: pointer;
}
.mobile-nav ul {
  list-style: none;
  padding: 0;
  margin: 0 0 28px;
  border-top: var(--border);
}
.mobile-nav li {
  border-bottom: var(--border);
}
.mobile-nav a {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 15px 2px;
  font-family: var(--font-display);
  font-size: 1.125rem;
  font-weight: 500;
  text-decoration: none;
}
.mobile-nav a .mono {
  font-size: 0.8125rem;
  color: var(--ink-soft);
  letter-spacing: 0.08em;
}
.mobile-nav__label {
  font-family: var(--font-mono);
  font-size: 0.8125rem;
  letter-spacing: 0.09em;
  text-transform: uppercase;
  color: var(--ink-soft);
  margin: 0 0 10px;
}

/* ---------- Botones ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  min-height: 48px;
  padding: 12px 22px;
  border-radius: var(--radius);
  border: 1px solid transparent;
  font-family: var(--font-text);
  font-size: 0.9375rem;
  font-weight: 500;
  text-decoration: none;
  cursor: pointer;
  transition: background-color 160ms ease, border-color 160ms ease,
    color 160ms ease;
}
.btn--primary {
  background: var(--signal);
  color: #fff;
  border-color: var(--signal);
}
.btn--primary:hover {
  background: var(--signal-dark);
  border-color: var(--signal-dark);
}
.btn--secondary {
  background: transparent;
  color: var(--ink);
  /* Mismo motivo que en los campos: el borde identifica el botón. 3.18:1. */
  border-color: #869089;
}
.btn--secondary:hover {
  border-color: var(--ink);
}
.btn--on-dark {
  background: var(--paper);
  color: var(--graphite);
  border-color: var(--paper);
}
.btn--on-dark:hover {
  background: var(--signal-wash);
  border-color: var(--signal-wash);
}
.btn--block {
  width: 100%;
}
.btn[disabled],
.btn[aria-disabled="true"] {
  opacity: 0.55;
  cursor: not-allowed;
}

/* ---------- Secciones ---------- */
.section {
  padding-block: clamp(56px, 7vw, 96px);
}
.section--surface {
  background: var(--surface);
  border-block: var(--border);
}
.section--tight {
  padding-block: clamp(40px, 5vw, 64px);
}
.section__head {
  display: flex;
  flex-direction: column;
  gap: 14px;
  margin-bottom: clamp(32px, 4vw, 52px);
  max-width: 74ch;
}
.section__head h2 {
  max-width: 30ch;
}
/* Inside a flex stack the stack's own gap replaces the head margin, otherwise the
   heading floats away from its content. */
.stack > .section__head {
  margin-bottom: 0;
}

/* ---------- Hero ---------- */
.hero {
  padding-block: clamp(40px, 5vw, 72px) clamp(48px, 6vw, 84px);
}
.hero__grid {
  display: grid;
  grid-template-columns: minmax(0, 1.02fr) minmax(0, 1fr);
  gap: clamp(32px, 5vw, 72px);
  align-items: start;
}
.hero__copy {
  display: flex;
  flex-direction: column;
  gap: 22px;
  padding-top: 6px;
}
.hero h1 {
  max-width: 22ch;
}
.hero__lead {
  max-width: 46ch;
  font-size: clamp(1.0625rem, 0.55vw + 0.9rem, 1.1875rem);
  line-height: 1.55;
  color: var(--ink-soft);
}
.hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 4px;
}
.hero__support {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 18px;
  font-size: var(--small);
  color: var(--ink-soft);
  padding-top: 18px;
  border-top: var(--border);
  margin-top: 6px;
}
.hero__support span {
  position: relative;
  padding-left: 14px;
}
.hero__support span::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.62em;
  width: 5px;
  height: 5px;
  background: var(--signal);
  border-radius: 1px;
}

/* ---------- Figura / diagrama ---------- */
.figure {
  border: var(--border);
  border-radius: var(--radius);
  background: var(--paper);
  padding: clamp(16px, 2.2vw, 26px);
}
.figure__head {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 16px;
  padding-bottom: 14px;
  margin-bottom: 18px;
  border-bottom: var(--border);
  font-family: var(--font-mono);
  font-size: 0.8125rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--ink-soft);
}
.figure__head b {
  font-weight: 500;
  color: var(--ink);
}
.figure__caption {
  margin-top: 16px;
  padding-top: 14px;
  border-top: var(--border);
  font-size: var(--small);
  line-height: 1.55;
  color: var(--ink-soft);
}
.figure__caption b {
  color: var(--ink);
  font-weight: 600;
}

/* ---------- Animación del esquema: una sola pasada, ≤ 900 ms ---------- */
.flow-node,
.flow-edge {
  opacity: 1;
}
.js .diagram:not(.is-in) .flow-node,
.js .diagram:not(.is-in) .flow-edge {
  opacity: 0;
}
.js .diagram:not(.is-in) .flow-node {
  transform: translateY(6px);
}
.js .diagram.is-in .flow-node {
  transition: opacity 240ms ease, transform 240ms ease;
}
.js .diagram.is-in .flow-edge {
  transition: opacity 260ms ease;
}
.js .diagram.is-in .n1 {
  transition-delay: 0ms;
}
.js .diagram.is-in .n2 {
  transition-delay: 110ms;
}
.js .diagram.is-in .n3 {
  transition-delay: 220ms;
}
.js .diagram.is-in .n4 {
  transition-delay: 330ms;
}
.js .diagram.is-in .n5 {
  transition-delay: 440ms;
}
.js .diagram.is-in .e1 {
  transition-delay: 90ms;
}
.js .diagram.is-in .e2 {
  transition-delay: 200ms;
}
.js .diagram.is-in .e3 {
  transition-delay: 310ms;
}
.js .diagram.is-in .e4 {
  transition-delay: 420ms;
}

/* ---------- Rejillas ---------- */
.grid {
  display: grid;
  gap: clamp(16px, 2vw, 24px);
}
.grid--3 {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}
.grid--2 {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}
.grid--2-1 {
  grid-template-columns: minmax(0, 1.5fr) minmax(0, 1fr);
  gap: clamp(24px, 4vw, 56px);
}
.grid--split {
  grid-template-columns: minmax(0, 1.25fr) minmax(0, 1fr);
  gap: clamp(28px, 4vw, 64px);
  align-items: start;
}

/* ---------- Tarjetas ---------- */
.card {
  background: var(--paper);
  border: var(--border);
  border-radius: var(--radius);
  padding: clamp(20px, 2.4vw, 28px);
  display: flex;
  flex-direction: column;
  gap: 14px;
}
.card--flat {
  border: 0;
  background: transparent;
  padding: 0;
}
.card--accent {
  background: var(--signal-wash);
  border-color: #cfe0d9;
}

/* Tarjeta de dato de mercado */
.fact {
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: 24px 0 0;
  border-top: 2px solid var(--ink);
}
.fact__num {
  font-family: var(--font-mono);
  font-size: clamp(2.25rem, 4vw, 2.875rem);
  font-weight: 500;
  line-height: 1;
  letter-spacing: -0.03em;
  color: var(--ink);
  font-variant-numeric: tabular-nums;
}
.fact__num small {
  font-size: 0.9rem;
  color: var(--ink-soft);
  font-weight: 400;
  letter-spacing: 0;
}
.fact__label {
  font-size: 1rem;
  line-height: 1.45;
  max-width: 30ch;
}
.fact__source {
  margin-top: auto;
  padding-top: 12px;
  font-family: var(--font-mono);
  font-size: 0.8125rem;
  line-height: 1.5;
  letter-spacing: 0.03em;
  color: var(--ink-soft);
  text-transform: none;
}

/* Tarjeta de oferta */
.offer {
  position: relative;
  background: var(--paper);
  border: var(--border);
  border-radius: var(--radius);
  padding: clamp(20px, 2.2vw, 26px);
  display: flex;
  flex-direction: column;
  gap: 16px;
  transition: border-color 160ms ease;
}
.offer:hover,
.offer:focus-within {
  border-color: #b9c3ba;
}
.offer__top {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 14px;
}
.offer__idx {
  font-family: var(--font-mono);
  font-size: 0.8125rem;
  letter-spacing: 0.08em;
  color: var(--ink-soft);
  padding-top: 4px;
}
.offer h3 {
  font-size: 1.1875rem;
  line-height: 1.3;
}
.offer h3 a {
  text-decoration: none;
}
.offer h3 a::after {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: var(--radius);
}
.offer__desc {
  font-size: 0.9375rem;
  line-height: 1.55;
  color: var(--ink-soft);
}
.offer dl {
  display: grid;
  gap: 10px;
  margin-top: auto;
  padding-top: 16px;
  border-top: var(--border);
  font-size: var(--small);
}
.offer dl > div {
  display: grid;
  grid-template-columns: 92px 1fr;
  gap: 10px;
  align-items: baseline;
}
.offer dt {
  font-family: var(--font-mono);
  font-size: 0.8125rem;
  letter-spacing: 0.07em;
  text-transform: uppercase;
  color: var(--ink-soft);
}
.offer dd {
  line-height: 1.4;
}
.offer__more {
  font-family: var(--font-mono);
  font-size: 0.8125rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--signal-dark);
  display: inline-flex;
  align-items: center;
  gap: 7px;
}

/* ---------- Listas con marca ---------- */
.marks {
  display: grid;
  gap: 14px;
  list-style: none;
  padding: 0;
}
.marks li {
  display: grid;
  grid-template-columns: 26px 1fr;
  gap: 12px;
  align-items: start;
  font-size: 1rem;
  line-height: 1.55;
}
.marks li::before {
  content: "";
  width: 8px;
  height: 8px;
  margin-top: 0.55em;
  border: 1.5px solid var(--signal);
  border-radius: 1px;
  background: var(--signal);
}
.marks--no li::before {
  background: transparent;
  border-color: var(--warn);
  border-radius: 50%;
}
.marks--plain li::before {
  background: var(--line);
  border-color: var(--line);
}
.marks b {
  font-weight: 600;
}

/* ---------- Bloque de límites ---------- */
.limits {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0;
  border: var(--border);
  border-radius: var(--radius);
  overflow: hidden;
}
.limits__col {
  padding: clamp(20px, 2.6vw, 32px);
  background: var(--paper);
}
.limits__col + .limits__col {
  border-left: var(--border);
}
.limits__col--no {
  background: #fbf6f3;
}
.limits__title {
  display: flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-mono);
  font-size: 0.8125rem;
  letter-spacing: 0.09em;
  text-transform: uppercase;
  color: var(--ink-soft);
  margin-bottom: 20px;
}
.limits__title b {
  color: var(--ink);
  font-weight: 500;
}

/* ---------- Cifras / tablas ---------- */
.table-wrap {
  overflow-x: auto;
  border: var(--border);
  border-radius: var(--radius);
  max-width: 100%;
}
.table-wrap::-webkit-scrollbar {
  height: 8px;
}
.table-wrap::-webkit-scrollbar-thumb {
  background: #c9cec6;
  border-radius: 4px;
}
table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.9375rem;
  text-align: left;
}
caption {
  caption-side: top;
  text-align: left;
  padding: 14px 16px;
  font-family: var(--font-mono);
  font-size: 0.8125rem;
  letter-spacing: 0.07em;
  text-transform: uppercase;
  color: var(--ink-soft);
  border-bottom: var(--border);
}
th,
td {
  padding: 13px 16px;
  border-bottom: var(--border);
  vertical-align: top;
  line-height: 1.45;
}
thead th {
  font-family: var(--font-mono);
  font-size: 0.8125rem;
  font-weight: 500;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--ink-soft);
  background: var(--surface);
  white-space: nowrap;
}
tbody tr:last-child td {
  border-bottom: 0;
}
td.num,
th.num {
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  white-space: nowrap;
}
td strong {
  font-weight: 600;
}

/* ---------- FAQ ---------- */
.faq {
  border-top: var(--border);
}
.faq details {
  border-bottom: var(--border);
}
.faq summary {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 20px;
  padding: 18px 0;
  cursor: pointer;
  font-family: var(--font-display);
  font-size: 1.0625rem;
  font-weight: 500;
  line-height: 1.4;
  list-style: none;
}
.faq summary::-webkit-details-marker {
  display: none;
}
.faq summary::after {
  content: "+";
  font-family: var(--font-mono);
  font-size: 1.125rem;
  line-height: 1;
  color: var(--signal-dark);
  flex: none;
  margin-top: 2px;
}
.faq details[open] summary::after {
  content: "\2013";
}
.faq__body {
  padding: 0 0 20px;
  max-width: 74ch;
  color: var(--ink-soft);
  font-size: 1rem;
  line-height: 1.6;
}
.faq__body p + p {
  margin-top: 10px;
}

/* ---------- Bloque oscuro (máximo uno por página) ---------- */
.band {
  background: var(--graphite);
  color: #eef1ee;
}
.band .eyebrow {
  color: #a9b8b2;
}
.band .eyebrow::before {
  background: #6fbfa8;
}
.band h2 {
  color: #fff;
  max-width: 26ch;
}
.band p {
  color: #cfd8d3;
}
.band__grid {
  display: grid;
  grid-template-columns: minmax(0, 1.35fr) minmax(0, 1fr);
  gap: clamp(24px, 4vw, 64px);
  align-items: end;
}
.band__note {
  font-size: var(--small);
  color: #a9b8b2;
  line-height: 1.55;
  margin-top: 14px;
  max-width: 44ch;
}

/* ---------- Aviso / nota ---------- */
.note {
  border-left: 2px solid var(--line);
  padding: 2px 0 2px 16px;
  font-size: var(--small);
  line-height: 1.6;
  color: var(--ink-soft);
  max-width: 76ch;
}
.note--warn {
  border-left-color: var(--warn);
  background: #fbf6f3;
  padding: 14px 18px;
  border-radius: 0 var(--radius) var(--radius) 0;
}
.note--signal {
  border-left-color: var(--signal);
  background: var(--signal-wash);
  padding: 14px 18px;
  border-radius: 0 var(--radius) var(--radius) 0;
  color: var(--ink);
}
.note b {
  color: var(--ink);
}
.label-demo {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  font-family: var(--font-mono);
  font-size: 0.8125rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--warn-ink);
  border: 1px solid var(--warn);
  border-radius: 3px;
  padding: 3px 8px;
  background: var(--warn-wash);
}

/* ---------- Prototipo (interfaz ilustrativa) ---------- */
.prototype {
  border: var(--border);
  border-radius: var(--radius);
  background: var(--paper);
  overflow: hidden;
}
.prototype__bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 10px 14px;
  background: var(--surface);
  border-bottom: var(--border);
  font-family: var(--font-mono);
  font-size: 0.8125rem;
  letter-spacing: 0.05em;
  color: var(--ink-soft);
}
.prototype__body {
  padding: 14px;
  display: grid;
  gap: 8px;
}
.prow {
  display: grid;
  grid-template-columns: 76px minmax(0, 1fr) 108px;
  gap: 12px;
  align-items: center;
  padding: 9px 10px;
  border: var(--border);
  border-radius: 3px;
  font-family: var(--font-mono);
  font-size: 0.8125rem;
  color: var(--ink-soft);
  background: var(--paper);
}
.prow b {
  color: var(--ink);
  font-weight: 500;
}
.prow__flag {
  justify-self: end;
  font-size: 0.8125rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  border: 1px solid var(--line);
  border-radius: 2px;
  padding: 2px 6px;
  white-space: nowrap;
}
.prow__flag--human {
  border-color: var(--signal);
  color: var(--signal-dark);
  background: var(--signal-wash);
}

/* ---------- Formulario ---------- */
.form {
  display: grid;
  gap: 18px;
}
.field {
  display: grid;
  gap: 7px;
}
.field label {
  font-size: 0.875rem;
  font-weight: 500;
}
.field .hint {
  font-size: 0.75rem;
  color: var(--ink-soft);
}
.field input,
.field select,
.field textarea {
  width: 100%;
  min-height: 46px;
  padding: 11px 13px;
  background: var(--paper);
  /* 3.18:1 contra --paper: el borde del campo es la única señal de que existe un
     control (WCAG 1.4.11 pide 3:1 para componentes de interfaz no textuales). */
  border: 1px solid #869089;
  border-radius: var(--radius);
  font-size: 1rem;
  transition: border-color 150ms ease;
}
.field textarea {
  min-height: 124px;
  resize: vertical;
}
.field input:hover,
.field textarea:hover,
.field select:hover {
  border-color: #5d665f;
}
.field input:focus,
.field textarea:focus,
.field select:focus {
  border-color: var(--signal);
  outline: 2px solid var(--signal);
  outline-offset: 1px;
}
.field input[aria-invalid="true"],
.field textarea[aria-invalid="true"] {
  border-color: var(--warn);
  background: #fdf7f4;
}
.field__error {
  font-size: 0.8125rem;
  color: var(--warn);
  display: none;
}
.field__error[data-show="true"] {
  display: block;
}
.field-row {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px;
}
.check {
  display: grid;
  grid-template-columns: 20px 1fr;
  gap: 10px;
  align-items: start;
  font-size: 0.875rem;
  line-height: 1.5;
}
.check input {
  width: 18px;
  height: 18px;
  margin: 2px 0 0;
  accent-color: var(--signal);
}
.form__foot {
  display: grid;
  gap: 14px;
  padding-top: 4px;
}
.form__legal {
  font-size: 0.8125rem;
  color: var(--ink-soft);
  line-height: 1.5;
  max-width: 58ch;
}
.form__legal a {
  color: var(--signal-dark);
}
.honeypot {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip-path: inset(50%);
  white-space: nowrap;
  border: 0;
}
.form__status {
  display: none;
  border: 1px solid var(--signal);
  background: var(--signal-wash);
  border-radius: var(--radius);
  padding: 16px 18px;
  font-size: 0.9375rem;
  line-height: 1.55;
}
.form__status[data-state="ok"] {
  display: block;
}
.form__status[data-state="error"] {
  display: block;
  border-color: var(--warn);
  background: #fbf6f3;
}
.form__status h3 {
  font-size: 1rem;
  margin-bottom: 6px;
}
.form__status p + p {
  margin-top: 8px;
}

/* ---------- Pie ---------- */
.site-footer {
  border-top: var(--border);
  background: var(--paper);
  padding-block: clamp(40px, 5vw, 64px) 28px;
  font-size: var(--small);
}
.site-footer__grid {
  display: grid;
  grid-template-columns: minmax(0, 1.4fr) repeat(3, minmax(0, 1fr));
  gap: clamp(24px, 3vw, 40px);
  padding-bottom: 36px;
}
.site-footer h2 {
  font-family: var(--font-mono);
  font-size: 0.8125rem;
  font-weight: 500;
  letter-spacing: 0.09em;
  text-transform: uppercase;
  color: var(--ink-soft);
  margin-bottom: 14px;
}
.site-footer ul {
  list-style: none;
  padding: 0;
  display: grid;
  gap: 4px;
}
.site-footer a {
  color: var(--ink);
  text-decoration: none;
  display: inline-block;
  padding-block: 9px;
  min-height: 40px;
}
.site-footer a:hover {
  color: var(--signal-dark);
  text-decoration: underline;
}
.site-footer__brand p {
  color: var(--ink-soft);
  max-width: 34ch;
  margin-top: 12px;
  line-height: 1.55;
}
.legal-id {
  border-top: var(--border);
  padding-top: 22px;
  display: grid;
  grid-template-columns: minmax(0, 1.6fr) minmax(0, 1fr);
  gap: 24px;
  font-size: 0.8125rem;
  color: var(--ink-soft);
  line-height: 1.7;
}
.legal-id dl {
  display: grid;
  grid-template-columns: minmax(0, 108px) minmax(0, 1fr);
  gap: 2px 12px;
  align-items: baseline;
}
.legal-id dt {
  font-family: var(--font-mono);
  font-size: 0.8125rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--ink-soft);
}
.legal-id dd {
  color: var(--ink);
}
.legal-id__copy {
  text-align: right;
}
.legal-id__copy p + p {
  margin-top: 6px;
}

/* ---------- Página interna ---------- */
.page-head {
  padding-block: clamp(36px, 4.5vw, 64px) clamp(24px, 3vw, 36px);
  border-bottom: var(--border);
}
.page-head h1 {
  max-width: 26ch;
  margin-top: 14px;
}
.page-head .lead {
  margin-top: 18px;
}
.breadcrumb {
  font-family: var(--font-mono);
  font-size: 0.8125rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--ink-soft);
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  align-items: center;
}
.breadcrumb a {
  text-decoration: none;
}
.breadcrumb a:hover {
  text-decoration: underline;
}
.breadcrumb span {
  color: #6c7670;
}

/* Bloques numerados de las páginas de oferta */
.block {
  padding-block: clamp(40px, 5vw, 68px);
  border-bottom: var(--border);
}
.block:last-of-type {
  border-bottom: 0;
}
.block__grid {
  display: grid;
  grid-template-columns: 200px minmax(0, 1fr);
  gap: clamp(20px, 4vw, 64px);
  align-items: start;
}
.block__num {
  font-family: var(--font-mono);
  font-size: 0.8125rem;
  letter-spacing: 0.09em;
  text-transform: uppercase;
  color: var(--ink-soft);
  padding-top: 6px;
  position: sticky;
  top: 92px;
}
.block__num b {
  display: block;
  font-size: 1.5rem;
  letter-spacing: -0.02em;
  color: var(--signal);
  font-weight: 500;
  margin-bottom: 6px;
}
.block__body > * + * {
  margin-top: 18px;
}
.block__body h2 {
  font-size: clamp(1.375rem, 2.2vw, 1.75rem);
}
.block--no {
  background: #fbf6f3;
  border-block: var(--border);
}

/* Contenido largo (páginas legales) */
.prose {
  max-width: 74ch;
}
.prose > * + * {
  margin-top: 16px;
}
.prose h2 {
  font-size: clamp(1.25rem, 2vw, 1.5rem);
  margin-top: 40px;
  padding-top: 22px;
  border-top: var(--border);
}
.prose h3 {
  font-size: 1.0625rem;
  margin-top: 26px;
}
.prose ul,
.prose ol {
  padding-left: 1.15em;
  display: grid;
  gap: 8px;
}
.prose li {
  line-height: 1.6;
}
.prose table {
  font-size: 0.875rem;
}
.doc-meta {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 2px 24px;
  font-size: 0.8125rem;
  border: var(--border);
  border-radius: var(--radius);
  padding: 16px 18px;
  margin-bottom: 32px;
  max-width: 74ch;
}
.doc-meta dt {
  font-family: var(--font-mono);
  font-size: 0.8125rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--ink-soft);
}
.doc-meta dd {
  margin: 0 0 8px;
}

/* ---------- Aviso de cookies (no bloquea contenido) ---------- */
.cookie-bar {
  position: fixed;
  left: 50%;
  bottom: 16px;
  transform: translateX(-50%);
  width: min(720px, calc(100% - 24px));
  z-index: 140;
  background: var(--paper);
  border: 1px solid var(--ink);
  border-radius: var(--radius);
  padding: 16px 18px;
  display: none;
  gap: 14px;
  grid-template-columns: 1fr auto;
  align-items: center;
  font-size: 0.8125rem;
  line-height: 1.5;
}
.cookie-bar[data-open="true"] {
  display: grid;
}
.cookie-bar p {
  color: var(--ink-soft);
  max-width: 46ch;
}
.cookie-bar p a {
  color: var(--ink);
}
.cookie-bar__actions {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}
.cookie-bar .btn {
  min-height: 38px;
  padding: 8px 14px;
  font-size: 0.8125rem;
}

/* ---------- 404 ---------- */
.center-page {
  min-height: 60vh;
  display: grid;
  place-items: center;
  text-align: center;
  padding-block: 80px;
}
.center-page > div {
  max-width: 54ch;
}
.center-page__code {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.1em;
  color: var(--ink-soft);
  text-transform: uppercase;
}

/* ---------- Responsive ---------- */
@media (max-width: 1080px) {
  .hero__grid {
    grid-template-columns: minmax(0, 1fr);
    gap: 36px;
  }
  .hero h1 {
    max-width: 26ch;
  }
  .block__grid {
    grid-template-columns: 1fr;
    gap: 14px;
  }
  .block__num {
    position: static;
    padding-top: 0;
  }
  .block__num b {
    display: inline-block;
    margin: 0 10px 0 0;
    font-size: 1rem;
  }
  .band__grid {
    grid-template-columns: minmax(0, 1fr);
    gap: 28px;
  }
  .grid--2-1 {
    grid-template-columns: minmax(0, 1fr);
  }
  .site-footer__grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 32px;
  }
  .legal-id {
    grid-template-columns: minmax(0, 1fr);
  }
  .legal-id__copy {
    text-align: left;
  }
}

@media (max-width: 900px) {
  .nav,
  .nav__cta {
    display: none;
  }
  .nav-burger {
    display: inline-flex;
  }
  .grid--3,
  .grid--2,
  .grid--split {
    grid-template-columns: minmax(0, 1fr);
  }
  .limits {
    grid-template-columns: minmax(0, 1fr);
  }
  .limits__col + .limits__col {
    border-left: 0;
    border-top: var(--border);
  }
  .field-row {
    grid-template-columns: minmax(0, 1fr);
  }
  .cookie-bar {
    grid-template-columns: minmax(0, 1fr);
  }
  .site-header__inner {
    min-height: 64px;
  }
}

@media (max-width: 560px) {
  :root {
    --gutter: 18px;
  }
  .hero__support {
    flex-direction: column;
    align-items: flex-start;
    gap: 6px;
  }
  .offer dl > div {
    grid-template-columns: 84px 1fr;
  }
  .prow {
    grid-template-columns: 62px minmax(0, 1fr);
    row-gap: 6px;
  }
  .prow__flag {
    grid-column: 2;
    justify-self: start;
  }
  .hero__actions .btn {
    flex: 1 1 100%;
  }
  .fact__num {
    font-size: 2.25rem;
  }
  .site-footer__grid {
    grid-template-columns: minmax(0, 1fr);
  }
  .doc-meta {
    grid-template-columns: minmax(0, 1fr);
  }
}

/* ---------- Movimiento reducido ---------- */
@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }
  *,
  *::before,
  *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
    scroll-behavior: auto !important;
  }
  .js .diagram:not(.is-in) .flow-node,
  .js .diagram:not(.is-in) .flow-edge {
    opacity: 1;
  }
  .js .diagram .flow-node {
    transform: none !important;
  }
}