/* ==========================================================================
   COSTA — Servicios Jurídicos Profesionales · versión «Moderno minimal»
   Tokens en :root. Tipografía fluida con clamp(). Sin frameworks.
   ========================================================================== */

:root {
  /* Color */
  --blanco: #ffffff;
  --tinta: #141414;
  --verde: #1f3d33;
  --verde-oscuro: #162d26;
  --verde-tinte: #e9efec;
  --gris-100: #f5f4f1;
  --gris-200: #ebe9e4;
  --gris-300: #dddad4;
  --gris-500: #9a9690;
  --gris-600: #6b6763;
  --linea: #dddad4;
  --linea-fuerte: #141414;

  /* Tipografía */
  --sans: "Manrope", "Segoe UI", system-ui, -apple-system, sans-serif;
  --mono: "DM Mono", "SFMono-Regular", Consolas, monospace;
  --t-xs: 0.75rem;
  --t-sm: 0.875rem;
  --t-base: clamp(1rem, 0.95rem + 0.25vw, 1.125rem);
  --t-lg: clamp(1.125rem, 1rem + 0.6vw, 1.5rem);
  --t-h3: clamp(1.25rem, 1.05rem + 1vw, 1.875rem);
  --t-h2: clamp(1.9rem, 1.1rem + 3.6vw, 3.75rem);
  --t-h1: clamp(2.5rem, 1rem + 6.2vw, 6.25rem);
  --t-display: clamp(2.9rem, 0.6rem + 9.4vw, 9.5rem);

  /* Espacio y grilla */
  --gutter: clamp(16px, 3.6vw, 56px);
  --col-gap: clamp(16px, 2vw, 32px);
  --ancho: 1440px;
  --s-1: 0.5rem;
  --s-2: 1rem;
  --s-3: 1.5rem;
  --s-4: 2rem;
  --s-6: 3rem;
  --s-8: 4rem;
  --s-12: clamp(4rem, 3rem + 5vw, 8rem);
  --s-16: clamp(5rem, 4rem + 7vw, 11rem);

  /* Movimiento */
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
  --dur: 0.7s;

  --header-h: 72px;
}

/* --------------------------------------------------------------------------
   Base
   -------------------------------------------------------------------------- */
*,
*::before,
*::after { box-sizing: border-box; }

html {
  -webkit-text-size-adjust: 100%;
  scroll-behavior: smooth;
  scroll-padding-top: calc(var(--header-h) + 16px);
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
}

body {
  margin: 0;
  font-family: var(--sans);
  font-size: var(--t-base);
  line-height: 1.6;
  color: var(--tinta);
  background: var(--blanco);
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  font-feature-settings: "ss01", "cv05";
}

img, svg, iframe { display: block; max-width: 100%; }
img { height: auto; }

h1, h2, h3, h4 {
  margin: 0;
  font-weight: 800;
  letter-spacing: -0.04em;
  line-height: 0.98;
  text-wrap: balance;
}
h1 { font-size: var(--t-h1); }
h2 { font-size: var(--t-h2); }
h3 { font-size: var(--t-h3); letter-spacing: -0.025em; line-height: 1.1; }
h4 { font-size: var(--t-lg); letter-spacing: -0.015em; line-height: 1.2; font-weight: 700; }

p { margin: 0 0 1em; max-width: 62ch; }
p:last-child { margin-bottom: 0; }
ul, ol { margin: 0; padding: 0; list-style: none; }
strong { font-weight: 700; }
small { font-size: var(--t-sm); }
address { font-style: normal; }
hr { border: 0; border-top: 1px solid var(--linea); margin: 0; }

a {
  color: inherit;
  text-decoration: none;
}

/* Subrayado que se dibuja al pasar */
.u,
.prosa a {
  background-image: linear-gradient(currentColor, currentColor);
  background-repeat: no-repeat;
  background-size: 0% 1px;
  background-position: 0 100%;
  transition: background-size 0.4s var(--ease);
  padding-bottom: 2px;
}
.u:hover,
.u:focus-visible,
.prosa a:hover,
.prosa a:focus-visible { background-size: 100% 1px; }
.prosa a { background-size: 100% 1px; background-image: linear-gradient(var(--gris-300), var(--gris-300)); }
.prosa a:hover { background-image: linear-gradient(var(--verde), var(--verde)); color: var(--verde); }

:focus-visible {
  outline: 2px solid var(--verde);
  outline-offset: 3px;
  border-radius: 1px;
}

::selection { background: var(--verde); color: var(--blanco); }

/* --------------------------------------------------------------------------
   Utilidades
   -------------------------------------------------------------------------- */
.wrap {
  width: 100%;
  max-width: var(--ancho);
  margin-inline: auto;
  padding-inline: var(--gutter);
}

.g {
  display: grid;
  grid-template-columns: repeat(12, minmax(0, 1fr));
  column-gap: var(--col-gap);
}

.mono {
  font-family: var(--mono);
  font-size: var(--t-xs);
  letter-spacing: 0.04em;
  color: var(--gris-600);
  font-weight: 400;
}

.verde { color: var(--verde); }
.gris { color: var(--gris-600); }
.lead { font-size: var(--t-lg); line-height: 1.45; letter-spacing: -0.01em; max-width: 42ch; }
.medida { max-width: 62ch; }

.visually-hidden {
  position: absolute !important;
  width: 1px; height: 1px;
  padding: 0; margin: -1px;
  overflow: hidden; clip: rect(0 0 0 0);
  white-space: nowrap; border: 0;
}

.skip {
  position: absolute;
  left: var(--gutter);
  top: -100px;
  z-index: 1000;
  background: var(--tinta);
  color: var(--blanco);
  padding: 0.75rem 1rem;
  font-weight: 700;
}
.skip:focus { top: 12px; }

/* Secciones: el ritmo vertical se marca con líneas, no con fondos */
.sec {
  padding-block: var(--s-12);
  border-top: 1px solid var(--linea);
}
.sec--sin-linea { border-top: 0; }
.sec--apretada { padding-block: var(--s-8); }

.sec-cab {
  display: grid;
  grid-template-columns: repeat(12, minmax(0, 1fr));
  column-gap: var(--col-gap);
  row-gap: var(--s-3);
  margin-bottom: var(--s-8);
  align-items: end;
}
.sec-cab .mono { grid-column: 1 / -1; }
.sec-cab h2 { grid-column: 1 / span 12; }
.sec-cab .lead { grid-column: 1 / span 12; }
@media (min-width: 900px) {
  .sec-cab h2 { grid-column: 1 / span 7; }
  .sec-cab .lead { grid-column: 8 / span 5; justify-self: end; }
  .sec-cab .mono { grid-column: 1 / -1; }
}

/* --------------------------------------------------------------------------
   Botones
   -------------------------------------------------------------------------- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
  min-height: 52px;
  padding: 0.8rem 1.5rem;
  font-family: var(--sans);
  font-size: var(--t-sm);
  font-weight: 700;
  letter-spacing: 0.01em;
  line-height: 1;
  border: 1px solid var(--tinta);
  background: var(--tinta);
  color: var(--blanco);
  cursor: pointer;
  transition: background-color 0.3s var(--ease), color 0.3s var(--ease), border-color 0.3s var(--ease), transform 0.3s var(--ease);
  text-align: left;
  border-radius: 0;
}
.btn:hover { background: var(--verde); border-color: var(--verde); }
.btn:active { transform: translateY(1px); }
.btn--linea { background: transparent; color: var(--tinta); }
.btn--linea:hover { background: var(--tinta); color: var(--blanco); border-color: var(--tinta); }
.btn--verde { background: var(--verde); border-color: var(--verde); }
.btn--verde:hover { background: var(--verde-oscuro); border-color: var(--verde-oscuro); }
.btn[disabled], .btn[aria-disabled="true"] {
  background: var(--gris-200);
  border-color: var(--gris-200);
  color: var(--gris-600);
  cursor: not-allowed;
}
.btn svg { width: 18px; height: 18px; flex: none; }
.btn .flecha { transition: transform 0.35s var(--ease); }
.btn:hover .flecha { transform: translateX(4px); }

.acciones {
  display: flex;
  flex-wrap: wrap;
  gap: var(--s-2);
  align-items: center;
}

/* --------------------------------------------------------------------------
   Cabecera
   -------------------------------------------------------------------------- */
.cab {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: saturate(1.2) blur(10px);
  -webkit-backdrop-filter: saturate(1.2) blur(10px);
  border-bottom: 1px solid var(--linea);
}
.cab__in {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--s-3);
  min-height: var(--header-h);
}

/* Logo tipográfico */
.logo {
  display: inline-flex;
  flex-direction: column;
  gap: 2px;
  line-height: 1;
}
.logo__marca {
  display: inline-flex;
  align-items: baseline;
  font-weight: 800;
  font-size: 1.25rem;
  letter-spacing: 0.32em;
  text-indent: 0.02em;
}
.logo__marca::after {
  content: "";
  width: 7px;
  height: 7px;
  margin-left: -0.18em;
  background: var(--verde);
  border-radius: 50%;
  transform: translateY(-1px);
}
.logo__desc {
  font-size: 0.6rem;
  letter-spacing: 0.12em;
  color: var(--gris-600);
  font-weight: 500;
}
.logo--xl .logo__marca { font-size: clamp(2rem, 1rem + 4vw, 3.5rem); }
.logo--xl .logo__marca::after { width: 0.3em; height: 0.3em; }
.logo--xl .logo__desc { font-size: var(--t-xs); letter-spacing: 0.16em; }

.nav { display: none; }
.nav ul { display: flex; gap: clamp(1rem, 2vw, 2.25rem); align-items: center; }
.nav a {
  font-size: var(--t-sm);
  font-weight: 600;
  padding: 0.25rem 0;
}
.nav a[aria-current="page"] { background-size: 100% 1px; color: var(--verde); }
.nav .btn { min-height: 42px; padding: 0.6rem 1.1rem; }

.hamb {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  background: none;
  border: 1px solid var(--tinta);
  padding: 0.6rem 0.9rem;
  font: inherit;
  font-size: var(--t-sm);
  font-weight: 700;
  color: var(--tinta);
  cursor: pointer;
}
.hamb__icon { position: relative; width: 18px; height: 12px; }
.hamb__icon::before,
.hamb__icon::after {
  content: "";
  position: absolute;
  left: 0; right: 0;
  height: 1.5px;
  background: currentColor;
  transition: transform 0.3s var(--ease), top 0.3s var(--ease);
}
.hamb__icon::before { top: 0; }
.hamb__icon::after { top: 10.5px; }
.hamb[aria-expanded="true"] .hamb__icon::before { top: 5px; transform: rotate(45deg); }
.hamb[aria-expanded="true"] .hamb__icon::after { top: 5px; transform: rotate(-45deg); }

.menu-movil {
  display: none;
  border-top: 1px solid var(--linea);
  background: var(--blanco);
}
.menu-movil[data-abierto="true"] { display: block; }
.menu-movil ul { padding-block: var(--s-2); }
.menu-movil li { border-bottom: 1px solid var(--linea); }
.menu-movil a {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1rem 0;
  font-size: var(--t-lg);
  font-weight: 700;
  letter-spacing: -0.02em;
}
.menu-movil a[aria-current="page"] { color: var(--verde); }
.menu-movil .mono { padding: var(--s-2) 0 var(--s-3); display: block; }

@media (min-width: 960px) {
  .nav { display: block; }
  .hamb, .menu-movil { display: none !important; }
}

/* --------------------------------------------------------------------------
   Hero
   -------------------------------------------------------------------------- */
.hero {
  padding-block: clamp(2.5rem, 2rem + 4vw, 6rem) 0;
}
.hero__g {
  display: grid;
  grid-template-columns: repeat(12, minmax(0, 1fr));
  column-gap: var(--col-gap);
  row-gap: var(--s-6);
  align-items: end;
}
.hero__txt { grid-column: 1 / -1; }
.hero__img { grid-column: 1 / -1; }
.hero__eyebrow {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem 1.5rem;
  margin-bottom: var(--s-4);
}
.hero h1 {
  font-size: var(--t-display);
  line-height: 0.92;
  letter-spacing: -0.05em;
  margin-bottom: var(--s-4);
}
.hero__bajada {
  display: grid;
  gap: var(--s-3);
  max-width: 56ch;
}
.hero__bajada .lead { font-weight: 500; }
.hero__areas {
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem 0;
  font-size: var(--t-sm);
  color: var(--gris-600);
}
.hero__areas li + li::before { content: "/"; margin-inline: 0.6rem; color: var(--gris-300); }
.hero__areas a { color: var(--tinta); font-weight: 600; }
.hero__pie {
  margin-top: var(--s-8);
  padding-top: var(--s-3);
  border-top: 1px solid var(--linea-fuerte);
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: var(--s-2);
}
.hero__img figure { margin: 0; position: relative; }
.hero__img img {
  width: 100%;
  aspect-ratio: 4 / 5;
  object-fit: cover;
  object-position: 50% 60%;
  filter: grayscale(1) contrast(1.08);
}
.hero__img figcaption {
  position: absolute;
  left: 0; bottom: 0;
  padding: 0.6rem 0.75rem;
  background: var(--blanco);
}

@media (min-width: 760px) {
  .hero__txt { grid-column: 1 / span 7; }
  .hero__img { grid-column: 9 / span 4; align-self: stretch; }
  .hero__img figure { height: 100%; }
  .hero__img img { height: 100%; aspect-ratio: auto; min-height: 480px; }
}
@media (min-width: 1100px) {
  .hero__txt { grid-column: 1 / span 8; }
  .hero__img { grid-column: 9 / span 4; }
}

/* Franja de confianza: marcadores */
.cifras {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  border-top: 1px solid var(--linea-fuerte);
  border-bottom: 1px solid var(--linea);
}
.cifras > div {
  padding: var(--s-4) 0;
  border-right: 1px solid var(--linea);
  padding-right: var(--s-3);
}
.cifras > div:nth-child(2n) { padding-left: var(--s-3); border-right: 0; }
.cifras > div:nth-child(n+3) { border-top: 1px solid var(--linea); }
.cifras strong {
  display: block;
  font-size: var(--t-h2);
  font-weight: 800;
  letter-spacing: -0.04em;
  line-height: 1;
  margin-bottom: 0.5rem;
}
.cifras strong .ph { color: var(--verde); }
@media (min-width: 900px) {
  .cifras { grid-template-columns: repeat(4, minmax(0, 1fr)); }
  .cifras > div { padding-left: var(--s-3); border-top: 0 !important; }
  .cifras > div:first-child { padding-left: 0; }
  .cifras > div:nth-child(2n) { border-right: 1px solid var(--linea); }
  .cifras > div:last-child { border-right: 0; }
}

/* --------------------------------------------------------------------------
   Áreas (lista con líneas; hover sobrio)
   -------------------------------------------------------------------------- */
.areas { border-top: 1px solid var(--linea-fuerte); }
.area {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--s-2);
  padding: var(--s-4) 0;
  border-bottom: 1px solid var(--linea);
  color: inherit;
  isolation: isolate;
}
.area::before {
  content: "";
  position: absolute;
  left: 0; top: -1px;
  width: 100%; height: 1px;
  background: var(--verde);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.6s var(--ease);
}
.area:hover::before,
.area:focus-within::before { transform: scaleX(1); }
.area__n { font-family: var(--mono); font-size: var(--t-xs); color: var(--gris-600); letter-spacing: 0.04em; transition: color 0.3s; }
.area:hover .area__n { color: var(--verde); }
.area__t {
  font-size: var(--t-h3);
  font-weight: 800;
  letter-spacing: -0.03em;
  line-height: 1.05;
}
.area__t a::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 1;
}
.area__t a { outline-offset: -2px; }
.area:focus-within { outline: 2px solid var(--verde); outline-offset: 4px; }
.area__t a:focus-visible { outline: none; }
.area__frase {
  font-weight: 500;
  color: var(--verde);
  letter-spacing: -0.01em;
}
.area__d { color: var(--gris-600); font-size: var(--t-sm); max-width: 48ch; }
.area__flecha {
  width: 28px; height: 28px;
  justify-self: start;
  color: var(--tinta);
  transition: transform 0.45s var(--ease), color 0.3s;
}
.area:hover .area__flecha { transform: translateX(8px); color: var(--verde); }
.area--foco .area__t { font-size: var(--t-h2); letter-spacing: -0.04em; }
.area--foco { padding-block: var(--s-6); }

@media (min-width: 760px) {
  .area {
    grid-template-columns: 4rem minmax(0, 5fr) minmax(0, 6fr) 2.5rem;
    column-gap: var(--col-gap);
    align-items: start;
  }
  .area__n { padding-top: 0.5rem; }
  .area__cuerpo { display: grid; gap: var(--s-1); }
  .area__flecha { justify-self: end; margin-top: 0.3rem; }
  .area--foco .area__cuerpo { padding-top: 0.6rem; }
}

/* --------------------------------------------------------------------------
   Cómo trabajamos (secuencia real: 01 → 04)
   -------------------------------------------------------------------------- */
.pasos {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  border-top: 1px solid var(--linea-fuerte);
}
.paso {
  padding: var(--s-4) 0;
  border-bottom: 1px solid var(--linea);
  display: grid;
  gap: var(--s-2);
}
.paso__n { font-family: var(--mono); font-size: var(--t-xs); color: var(--verde); }
.paso h3 { max-width: 16ch; }
.paso p { color: var(--gris-600); font-size: var(--t-sm); max-width: 36ch; }
@media (min-width: 760px) {
  .pasos { grid-template-columns: repeat(4, minmax(0, 1fr)); column-gap: 0; }
  .paso { padding: var(--s-4) var(--s-3) var(--s-6) 0; border-right: 1px solid var(--linea); }
  .paso + .paso { padding-left: var(--s-3); }
  .paso:last-child { border-right: 0; }
}

/* Dos columnas foto + texto */
.dos {
  display: grid;
  grid-template-columns: repeat(12, minmax(0, 1fr));
  column-gap: var(--col-gap);
  row-gap: var(--s-6);
  align-items: start;
}
.dos > * { grid-column: 1 / -1; }
.dos__img img {
  width: 100%;
  filter: grayscale(1) contrast(1.06);
  object-fit: cover;
}
.dos__img figure { margin: 0; }
.dos__img figcaption { padding-top: 0.6rem; }
@media (min-width: 900px) {
  .dos__img { grid-column: 1 / span 5; }
  .dos__txt { grid-column: 7 / span 6; }
  .dos--inv .dos__img { grid-column: 8 / span 5; grid-row: 1; }
  .dos--inv .dos__txt { grid-column: 1 / span 6; grid-row: 1; }
}

/* Lista con líneas (checks, datos, glosario) */
.lista-lineas { border-top: 1px solid var(--linea-fuerte); }
.lista-lineas > li {
  padding: var(--s-3) 0;
  border-bottom: 1px solid var(--linea);
  display: grid;
  gap: 0.4rem;
}
.lista-lineas > li strong { font-weight: 700; letter-spacing: -0.01em; }
.lista-lineas > li span { color: var(--gris-600); font-size: var(--t-sm); }
@media (min-width: 760px) {
  .lista-lineas--2 > li { grid-template-columns: minmax(0, 1fr) minmax(0, 2fr); column-gap: var(--col-gap); }
}

/* --------------------------------------------------------------------------
   Para contadores
   -------------------------------------------------------------------------- */
.contadores { background: var(--gris-100); border-top: 1px solid var(--linea); }
.contadores .lista-lineas > li { border-color: var(--gris-300); }
.contadores .lista-lineas { border-color: var(--tinta); }

/* --------------------------------------------------------------------------
   Checklist interactivo
   -------------------------------------------------------------------------- */
.check {
  display: grid;
  grid-template-columns: repeat(12, minmax(0, 1fr));
  column-gap: var(--col-gap);
  row-gap: var(--s-6);
}
.check > * { grid-column: 1 / -1; }
@media (min-width: 900px) {
  .check__intro { grid-column: 1 / span 4; position: sticky; top: calc(var(--header-h) + 24px); }
  .check__form { grid-column: 6 / span 7; }
}
.check__lista { border-top: 1px solid var(--linea-fuerte); }
.check__item {
  display: grid;
  grid-template-columns: 22px minmax(0, 1fr);
  gap: 1rem;
  align-items: start;
  padding: 1rem 0;
  border-bottom: 1px solid var(--linea);
  cursor: pointer;
}
.check__item input {
  appearance: none;
  -webkit-appearance: none;
  width: 22px; height: 22px;
  margin: 0.15rem 0 0;
  border: 1px solid var(--tinta);
  background: var(--blanco);
  display: grid;
  place-items: center;
  cursor: pointer;
  transition: background-color 0.25s var(--ease), border-color 0.25s;
}
.check__item input::before {
  content: "";
  width: 10px; height: 6px;
  border-left: 2px solid var(--blanco);
  border-bottom: 2px solid var(--blanco);
  transform: rotate(-45deg) scale(0);
  transform-origin: center;
  transition: transform 0.25s var(--ease);
  margin-top: -3px;
}
.check__item input:checked { background: var(--verde); border-color: var(--verde); }
.check__item input:checked::before { transform: rotate(-45deg) scale(1); }
.check__item input:focus-visible { outline: 2px solid var(--verde); outline-offset: 3px; }
.check__item strong { display: block; font-weight: 700; letter-spacing: -0.01em; }
.check__item span { color: var(--gris-600); font-size: var(--t-sm); display: block; }
.check__item:has(input:checked) strong { color: var(--verde); }
.check__pie {
  margin-top: var(--s-4);
  display: grid;
  gap: var(--s-3);
}
.check__estado { font-family: var(--mono); font-size: var(--t-xs); color: var(--gris-600); min-height: 1.2em; }

/* --------------------------------------------------------------------------
   CTA final
   -------------------------------------------------------------------------- */
.cta {
  background: var(--tinta);
  color: var(--blanco);
  padding-block: var(--s-16);
}
.cta h2 { font-size: var(--t-h1); letter-spacing: -0.045em; max-width: 14ch; }
.cta .mono { color: var(--gris-500); }
.cta p { color: var(--gris-300); }
.cta .btn { background: var(--blanco); color: var(--tinta); border-color: var(--blanco); }
.cta .btn:hover { background: var(--verde); color: var(--blanco); border-color: var(--verde); }
.cta .btn--linea { background: transparent; color: var(--blanco); border-color: var(--gris-600); }
.cta .btn--linea:hover { background: var(--blanco); color: var(--tinta); border-color: var(--blanco); }
.cta__g {
  display: grid;
  grid-template-columns: repeat(12, minmax(0, 1fr));
  column-gap: var(--col-gap);
  row-gap: var(--s-6);
  align-items: end;
}
.cta__g > * { grid-column: 1 / -1; }
@media (min-width: 900px) {
  .cta__g > :first-child { grid-column: 1 / span 7; }
  .cta__g > :last-child { grid-column: 9 / span 4; }
}

/* --------------------------------------------------------------------------
   Pie
   -------------------------------------------------------------------------- */
.pie {
  border-top: 1px solid var(--linea-fuerte);
  padding-block: var(--s-8) var(--s-6);
  font-size: var(--t-sm);
}
.pie__g {
  display: grid;
  grid-template-columns: repeat(12, minmax(0, 1fr));
  column-gap: var(--col-gap);
  row-gap: var(--s-6);
}
.pie__g > * { grid-column: 1 / -1; }
.pie h4 { font-family: var(--mono); font-size: var(--t-xs); font-weight: 400; color: var(--gris-600); letter-spacing: 0.04em; margin-bottom: 1rem; }
.pie li + li { margin-top: 0.45rem; }
.pie a { font-weight: 600; }
.pie__legal {
  margin-top: var(--s-8);
  padding-top: var(--s-3);
  border-top: 1px solid var(--linea);
  color: var(--gris-600);
  font-size: var(--t-xs);
  display: grid;
  gap: 0.6rem;
}
.pie__legal p { max-width: 90ch; }
@media (min-width: 600px) {
  .pie__g > :nth-child(1) { grid-column: 1 / -1; }
  .pie__g > :nth-child(2) { grid-column: 1 / span 4; }
  .pie__g > :nth-child(3) { grid-column: 5 / span 4; }
  .pie__g > :nth-child(4) { grid-column: 9 / span 4; }
}
@media (min-width: 900px) {
  .pie__g > :nth-child(1) { grid-column: 1 / span 4; }
  .pie__g > :nth-child(2) { grid-column: 6 / span 2; }
  .pie__g > :nth-child(3) { grid-column: 8 / span 3; }
  .pie__g > :nth-child(4) { grid-column: 11 / span 2; }
}

/* --------------------------------------------------------------------------
   WhatsApp flotante
   -------------------------------------------------------------------------- */
.wa {
  position: fixed;
  right: 16px;
  bottom: 16px;
  z-index: 90;
  width: 56px; height: 56px;
  display: grid;
  place-items: center;
  background: var(--tinta);
  color: var(--blanco);
  border-radius: 50%;
  box-shadow: 0 1px 0 rgba(0, 0, 0, 0.1), 0 10px 24px -12px rgba(20, 20, 20, 0.45);
  transition: background-color 0.3s var(--ease), transform 0.3s var(--ease);
}
.wa:hover { background: var(--verde); transform: translateY(-2px); }
.wa svg { width: 28px; height: 28px; }
@media (min-width: 760px) { .wa { right: 24px; bottom: 24px; } }
/* Que el botón no tape el final del contenido en el celular */
body::after { content: ""; display: block; height: 0; }
@media (max-width: 759px) { .pie { padding-bottom: 96px; } }

/* --------------------------------------------------------------------------
   Páginas interiores
   -------------------------------------------------------------------------- */
.cabecera {
  padding-block: clamp(2.5rem, 2rem + 4vw, 6rem) var(--s-8);
}
.cabecera h1 { margin-block: var(--s-3) var(--s-4); max-width: 12ch; }
.cabecera .lead { max-width: 48ch; }
.cabecera__g {
  display: grid;
  grid-template-columns: repeat(12, minmax(0, 1fr));
  column-gap: var(--col-gap);
  row-gap: var(--s-4);
  align-items: end;
}
.cabecera__g > * { grid-column: 1 / -1; }
@media (min-width: 900px) {
  .cabecera__g > :first-child { grid-column: 1 / span 8; }
  .cabecera__g > :last-child { grid-column: 9 / span 4; }
}

/* Índice lateral de áreas */
.indice {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem 1.25rem;
  padding: var(--s-3) 0;
  border-top: 1px solid var(--linea-fuerte);
  border-bottom: 1px solid var(--linea);
  font-size: var(--t-sm);
  font-weight: 600;
}
.indice .mono { margin-right: 0.35rem; }

/* Bloque de área en detalle */
.area-det {
  padding-block: var(--s-12);
  border-top: 1px solid var(--linea);
  display: grid;
  grid-template-columns: repeat(12, minmax(0, 1fr));
  column-gap: var(--col-gap);
  row-gap: var(--s-6);
}
.area-det > * { grid-column: 1 / -1; }
.area-det__cab h2 { margin-block: var(--s-2) var(--s-3); }
.area-det__cab .area__frase { font-size: var(--t-lg); display: block; margin-bottom: var(--s-3); }
.area-det__img figure { margin: 0; }
.area-det__img img { width: 100%; filter: grayscale(1) contrast(1.06); object-fit: cover; aspect-ratio: 4 / 5; }
.area-det__img figcaption { padding-top: 0.6rem; }
.area-det__cuerpo h3 { margin-bottom: var(--s-3); }
.area-det__cuerpo .lista-lineas { margin-bottom: var(--s-6); }
.area-det__cuerpo .lista-lineas > li { padding: 0.9rem 0; }
.area-det--foco { background: var(--gris-100); margin-inline: calc(-1 * var(--gutter)); padding-inline: var(--gutter); }
.area-det--foco .lista-lineas > li { border-color: var(--gris-300); }
.area-det--foco .lista-lineas { border-color: var(--tinta); }
@media (min-width: 900px) {
  .area-det__cab { grid-column: 1 / span 4; align-self: start; }
  .area-det__img { grid-column: 1 / span 4; grid-row: 2; }
  .area-det__cuerpo { grid-column: 6 / span 7; grid-row: 1 / span 2; }
}
@media (min-width: 1100px) {
  .area-det__cuerpo { grid-column: 6 / span 6; }
}

/* Nota de alcance (marco locativo, consumidor) */
.nota {
  border-left: 2px solid var(--verde);
  padding: 0.25rem 0 0.25rem 1rem;
  color: var(--gris-600);
  font-size: var(--t-sm);
  max-width: 60ch;
}

/* --------------------------------------------------------------------------
   Estudio: retrato placeholder
   -------------------------------------------------------------------------- */
.retrato {
  position: relative;
  aspect-ratio: 4 / 5;
  width: 100%;
  background: var(--gris-100);
  border: 1px solid var(--linea);
  display: grid;
  place-items: center;
  overflow: hidden;
}
.retrato::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(var(--linea), var(--linea)) 50% 0 / 1px 100% no-repeat,
    linear-gradient(var(--linea), var(--linea)) 0 50% / 100% 1px no-repeat;
  opacity: 0.8;
}
.retrato__punto {
  position: absolute;
  top: 50%; left: 50%;
  width: 14px; height: 14px;
  background: var(--verde);
  border-radius: 50%;
  transform: translate(-50%, -50%);
}
.retrato__rotulo {
  position: absolute;
  left: 1rem; bottom: 1rem;
  background: var(--blanco);
  padding: 0.5rem 0.7rem;
}
.ficha { border-top: 1px solid var(--linea-fuerte); margin-top: var(--s-6); }
.ficha > div {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 2fr);
  gap: var(--col-gap);
  padding: 0.9rem 0;
  border-bottom: 1px solid var(--linea);
  font-size: var(--t-sm);
}
.ficha dt { color: var(--gris-600); font-family: var(--mono); font-size: var(--t-xs); letter-spacing: 0.04em; }
.ficha dd { margin: 0; font-weight: 600; }

.principios { counter-reset: p; }
.principios > li {
  display: grid;
  grid-template-columns: 2.5rem minmax(0, 1fr);
  gap: var(--s-2);
  padding: var(--s-3) 0;
  border-bottom: 1px solid var(--linea);
}
.principios > li::before {
  counter-increment: p;
  content: counter(p, decimal-leading-zero);
  font-family: var(--mono);
  font-size: var(--t-xs);
  color: var(--verde);
  padding-top: 0.45rem;
}
.principios h3 { margin-bottom: 0.4rem; }
.principios p { color: var(--gris-600); font-size: var(--t-sm); }

/* --------------------------------------------------------------------------
   Preguntas: details + glosario
   -------------------------------------------------------------------------- */
.faq { border-top: 1px solid var(--linea-fuerte); }
.faq details { border-bottom: 1px solid var(--linea); }
.faq summary {
  list-style: none;
  cursor: pointer;
  display: grid;
  grid-template-columns: minmax(0, 1fr) 28px;
  gap: var(--s-3);
  align-items: center;
  padding: 1.1rem 0;
  font-weight: 700;
  font-size: var(--t-lg);
  letter-spacing: -0.02em;
  line-height: 1.25;
}
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after {
  content: "";
  width: 28px; height: 28px;
  background:
    linear-gradient(currentColor, currentColor) 50% 50% / 14px 1px no-repeat,
    linear-gradient(currentColor, currentColor) 50% 50% / 1px 14px no-repeat;
  transition: transform 0.35s var(--ease);
}
.faq details[open] summary::after { transform: rotate(45deg); }
.faq details[open] summary { color: var(--verde); }
.faq summary:hover { color: var(--verde); }
.faq .faq__r { padding: 0 0 1.5rem; color: var(--gris-600); max-width: 64ch; }
.faq .faq__r p + p { margin-top: 0.75em; }
.faq__grupo { margin-bottom: var(--s-8); }
.faq__grupo > .mono { display: block; margin-bottom: var(--s-3); }

.glosario { border-top: 1px solid var(--linea-fuerte); }
.glosario > div {
  display: grid;
  gap: 0.4rem;
  padding: var(--s-3) 0;
  border-bottom: 1px solid var(--linea);
}
.glosario dt { font-weight: 800; letter-spacing: -0.02em; font-size: var(--t-lg); }
.glosario dd { margin: 0; color: var(--gris-600); max-width: 60ch; }
@media (min-width: 760px) {
  .glosario > div { grid-template-columns: minmax(0, 1fr) minmax(0, 3fr); column-gap: var(--col-gap); }
}

/* --------------------------------------------------------------------------
   Contacto
   -------------------------------------------------------------------------- */
.contacto {
  display: grid;
  grid-template-columns: repeat(12, minmax(0, 1fr));
  column-gap: var(--col-gap);
  row-gap: var(--s-8);
}
.contacto > * { grid-column: 1 / -1; }
@media (min-width: 900px) {
  .contacto__datos { grid-column: 1 / span 5; }
  .contacto__form { grid-column: 7 / span 6; }
}
.datos { border-top: 1px solid var(--linea-fuerte); }
.datos > div {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 0.35rem var(--col-gap);
  padding: 1rem 0;
  border-bottom: 1px solid var(--linea);
}
@media (min-width: 480px) {
  .datos > div { grid-template-columns: 7rem minmax(0, 1fr); }
}
.datos dt { font-family: var(--mono); font-size: var(--t-xs); color: var(--gris-600); letter-spacing: 0.04em; padding-top: 0.3rem; }
.datos dd { margin: 0; font-weight: 600; overflow-wrap: anywhere; }
.pie a, .pie li { overflow-wrap: anywhere; }
.datos dd small { display: block; font-weight: 400; color: var(--gris-600); }
/* Atención a distancia (reemplaza al mapa en contacto) */
.distancia { margin-top: var(--s-6); border-top: 1px solid var(--linea-fuerte); padding-top: var(--s-3); }
.distancia__frase { font-size: var(--t-lg); font-weight: 700; letter-spacing: -0.02em; line-height: 1.25; margin: 0.75rem 0 var(--s-3); max-width: 28ch; }
.distancia__pasos { list-style: none; margin: 0; padding: 0; }
.distancia__pasos li { display: grid; grid-template-columns: 2.5rem minmax(0, 1fr); column-gap: var(--s-2); row-gap: 0.25rem; padding: var(--s-2) 0; border-top: 1px solid var(--linea); }
.distancia__pasos li .mono { grid-row: 1 / span 2; color: var(--verde); padding-top: 0.3rem; }
.distancia__pasos strong { font-weight: 700; letter-spacing: -0.01em; }
.distancia__pasos li > span:last-child { color: var(--gris-600); font-size: var(--t-sm); max-width: 40ch; }

/* Firma de la titular (Quiénes somos) */
.firma { font-family: var(--mono); font-size: var(--t-sm); letter-spacing: 0.04em; margin-top: var(--s-3); padding-top: var(--s-2); border-top: 1px solid var(--linea-fuerte); display: inline-block; }

.form { display: grid; gap: var(--s-3); }
.campo { display: grid; gap: 0.45rem; }
.campo label { font-size: var(--t-sm); font-weight: 700; }
.campo label small { font-weight: 400; color: var(--gris-600); margin-left: 0.4rem; }
.campo input,
.campo select,
.campo textarea {
  font: inherit;
  font-size: var(--t-base);
  color: var(--tinta);
  background: var(--blanco);
  border: 0;
  border-bottom: 1px solid var(--tinta);
  padding: 0.7rem 0;
  border-radius: 0;
  width: 100%;
  transition: border-color 0.25s;
}
.campo select {
  appearance: none;
  -webkit-appearance: none;
  background-image: linear-gradient(45deg, transparent 50%, var(--tinta) 50%), linear-gradient(135deg, var(--tinta) 50%, transparent 50%);
  background-position: calc(100% - 14px) 50%, calc(100% - 8px) 50%;
  background-size: 6px 6px, 6px 6px;
  background-repeat: no-repeat;
  padding-right: 2rem;
}
.campo textarea { min-height: 140px; resize: vertical; }
.campo input:focus-visible,
.campo select:focus-visible,
.campo textarea:focus-visible { outline: none; border-bottom-color: var(--verde); box-shadow: 0 1px 0 var(--verde); }
.campo input::placeholder, .campo textarea::placeholder { color: var(--gris-500); }
.form__fila { display: grid; gap: var(--s-3); }
@media (min-width: 600px) { .form__fila { grid-template-columns: 1fr 1fr; } }
.form__pie { display: grid; gap: var(--s-2); margin-top: var(--s-2); }
.form__pie small { color: var(--gris-600); max-width: 52ch; }
.form__aviso { font-family: var(--mono); font-size: var(--t-xs); color: var(--verde); min-height: 1.2em; }

/* --------------------------------------------------------------------------
   404
   -------------------------------------------------------------------------- */
.p404 { min-height: calc(100vh - var(--header-h) - 200px); display: grid; align-content: center; padding-block: var(--s-16); }
.p404 h1 { font-size: var(--t-display); letter-spacing: -0.05em; }

/* --------------------------------------------------------------------------
   Revelado al hacer scroll (línea por línea)
   -------------------------------------------------------------------------- */
.linea { display: block; overflow: hidden; }
.linea > span { display: block; transform: translateY(110%); transition: transform 0.9s var(--ease); }
.is-in .linea > span,
.linea.is-in > span { transform: translateY(0); }
.is-in .linea:nth-child(2) > span { transition-delay: 0.08s; }
.is-in .linea:nth-child(3) > span { transition-delay: 0.16s; }
.is-in .linea:nth-child(4) > span { transition-delay: 0.24s; }

[data-reveal] { opacity: 0; transform: translateY(14px); transition: opacity 0.8s var(--ease), transform 0.9s var(--ease); }
[data-reveal].is-in { opacity: 1; transform: none; }
[data-reveal="lineas"] { opacity: 1; transform: none; }

/* Secuencia de entrada del hero (una sola vez, al cargar) */
.hero [data-entrada] { opacity: 0; transform: translateY(12px); transition: opacity 0.8s var(--ease), transform 0.9s var(--ease); }
.hero [data-entrada="2"] { transition-delay: 0.25s; }
.hero [data-entrada="3"] { transition-delay: 0.4s; }
.hero [data-entrada="4"] { transition-delay: 0.55s; }
.js-listo .hero [data-entrada] { opacity: 1; transform: none; }
.hero .linea > span { transition-duration: 1.1s; }
.js-listo .hero .linea > span { transform: translateY(0); }
.js-listo .hero .linea:nth-child(2) > span { transition-delay: 0.1s; }
.js-listo .hero .linea:nth-child(3) > span { transition-delay: 0.2s; }

/* Sin JS: todo visible */
.no-js [data-reveal], .no-js .hero [data-entrada] { opacity: 1; transform: none; }
.no-js .linea > span { transform: none; }

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { transition-duration: 0.01ms !important; animation-duration: 0.01ms !important; transition-delay: 0s !important; }
  [data-reveal], .hero [data-entrada] { opacity: 1; transform: none; }
  .linea > span { transform: none; }
}

/* --------------------------------------------------------------------------
   Impresión
   -------------------------------------------------------------------------- */
@media print {
  .cab, .wa, .hamb, .menu-movil, .skip { display: none !important; }
  [data-reveal], .linea > span, .hero [data-entrada] { opacity: 1 !important; transform: none !important; }
  a { color: inherit; }
}