/* Reconstruyendo Vidas · landing de donación
   Colores y tipografía tomados del archivo del logo (LogoRV, Illustrator 2020):
   rosa #FF73AD, gris #5D5D5D, gris oscuro #494949, Poppins. */

:root {
  --rosa: #FF73AD;          /* rosa del logo: acentos grandes y botones */
  --rosa-texto: #C62F6C;    /* rosa del logo oscurecido para texto chico sobre blanco (5.2:1) */
  --rosa-suave: #FFEAF2;
  --gris-oscuro: #494949;   /* del logo */
  --gris: #5D5D5D;          /* del logo */
  --gris-claro: #8E8B8C;
  --linea: #E7E3E2;
  --papel: #FFFFFF;
  --papel-2: #F7F4F3;
  --tinta: #1F1D1E;         /* fondo oscuro, gris casi negro, cálido */
  --tinta-2: #2B2829;
  --claro-sobre-tinta: #EDE9E8;
  --tenue-sobre-tinta: #A29E9F;

  --fuente: "Poppins", system-ui, -apple-system, "Segoe UI", sans-serif;
  --ancho: 1180px;
  --margen: clamp(20px, 5vw, 64px);
  --curva: cubic-bezier(.2, .7, .1, 1);
}

*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }

body {
  margin: 0;
  font-family: var(--fuente);
  font-weight: 300;
  font-size: clamp(16px, 1.05vw + 12px, 19px);
  line-height: 1.6;
  color: var(--gris);
  background: var(--papel);
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
img { display: block; max-width: 100%; height: auto; }
a { color: inherit; }
h1, h2, h3 { margin: 0; font-weight: 500; line-height: 1.12; color: var(--gris-oscuro); letter-spacing: -0.02em; }
p { margin: 0 0 1em; }
em { font-style: normal; color: var(--rosa); }
strong { font-weight: 500; }

.sr { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }
.saltar { position: absolute; left: -999px; top: 8px; z-index: 100; background: var(--rosa); color: var(--tinta); padding: 8px 14px; }
.saltar:focus { left: 8px; }
:focus-visible { outline: 2px solid var(--rosa); outline-offset: 3px; }

.oscuro { background: var(--tinta); color: var(--tenue-sobre-tinta); }
.oscuro h1, .oscuro h2, .oscuro h3 { color: var(--claro-sobre-tinta); }
.claro { background: var(--papel); }

.rosa { color: var(--rosa); }
.rosa-texto { color: var(--rosa-texto); }
.grande { font-size: clamp(34px, 5.6vw, 84px); font-weight: 400; }
.mediano { font-size: clamp(28px, 3.6vw, 52px); font-weight: 400; }
.etiqueta {
  font-size: 13px; font-weight: 500; letter-spacing: .16em; text-transform: uppercase;
  color: var(--rosa-texto); margin-bottom: 18px;
}
.oscuro .etiqueta { color: var(--rosa); }
.seccion__cabeza { max-width: var(--ancho); margin: 0 auto clamp(48px, 7vw, 96px); padding: 0 var(--margen); }
.seccion__cabeza .mediano { max-width: 17ch; }
.seccion__cabeza--centro { text-align: center; }
.seccion__cabeza--centro .mediano { margin: 0 auto; }

/* ---------- Botones ---------- */
.boton {
  display: inline-flex; align-items: center; justify-content: center; gap: .5em;
  font: 500 16px/1 var(--fuente); letter-spacing: .01em;
  background: var(--rosa); color: var(--tinta);
  border: 0; border-radius: 999px; padding: 16px 30px;
  text-decoration: none; cursor: pointer;
  transition: transform .35s var(--curva), background-color .25s;
}
.boton:hover { background: #FF8CBC; transform: translateY(-2px); }
.boton:active { transform: translateY(0); }
.boton--chico { padding: 11px 22px; font-size: 15px; }
.boton--grande { padding: 20px 40px; font-size: 18px; }

/* ---------- Nav ---------- */
.nav {
  position: fixed; inset: 0 0 auto 0; z-index: 50;
  display: flex; align-items: center; justify-content: space-between;
  padding: 14px var(--margen);
  transition: background-color .4s, box-shadow .4s, padding .4s;
}
.nav__logo { position: relative; display: block; width: clamp(120px, 12vw, 170px); }
.nav__logo img { width: 100%; height: auto; transition: opacity .4s; }
.nav__logo-color { position: absolute; inset: 0; opacity: 0; }
.nav.es-claro { background: rgba(255,255,255,.94); box-shadow: 0 1px 0 var(--linea); padding-top: 10px; padding-bottom: 10px; }
@supports (backdrop-filter: blur(10px)) { .nav.es-claro { background: rgba(255,255,255,.82); backdrop-filter: blur(14px); -webkit-backdrop-filter: blur(14px); } }
.nav.con-fondo { background: rgba(31,29,30,.94); padding-top: 10px; padding-bottom: 10px; }
@supports (backdrop-filter: blur(10px)) { .nav.con-fondo { background: rgba(31,29,30,.78); backdrop-filter: blur(14px); -webkit-backdrop-filter: blur(14px); } }
.nav.es-claro .nav__logo-claro { opacity: 0; }
.nav.es-claro .nav__logo-color { opacity: 1; }
.nav.sin-boton .boton { opacity: 0; pointer-events: none; }
.nav .boton { transition: opacity .3s, transform .35s var(--curva), background-color .25s; }

/* ---------- 1 · Hero ---------- */
.hero {
  position: relative; min-height: 100vh; min-height: 100svh;
  display: flex; flex-direction: column; justify-content: center;
  padding: 120px var(--margen) 140px;
}
.hero__cuerpo { max-width: var(--ancho); width: 100%; margin: 0 auto; }
.hero__antes { font-size: clamp(18px, 1.8vw, 24px); color: var(--tenue-sobre-tinta); margin-bottom: 0; }
.hero__cifra {
  font-size: clamp(150px, 30vw, 380px); font-weight: 600; line-height: .86;
  letter-spacing: -0.06em; color: var(--rosa); margin: .06em 0 .12em -.04em;
  font-variant-numeric: tabular-nums;
}
.hero__titulo { font-size: clamp(30px, 4.4vw, 64px); font-weight: 300; max-width: 16ch; }
.hero__titulo em { font-weight: 500; }
.hero__despues { margin-top: 2em; font-size: clamp(17px, 1.5vw, 21px); color: var(--claro-sobre-tinta); max-width: 34ch; }
@media (min-width: 961px) {
  .hero__cuerpo { display: grid; grid-template-columns: auto 1fr; column-gap: clamp(32px, 4vw, 72px); align-items: end; }
  .hero__antes { grid-column: 1 / -1; }
  .hero__cifra { grid-column: 1; grid-row: 2 / span 2; font-size: clamp(220px, 27vw, 400px); margin-bottom: -.04em; }
  .hero__titulo { grid-column: 2; grid-row: 2; font-size: clamp(34px, 3.6vw, 58px); }
  .hero__despues { grid-column: 2; grid-row: 3; margin: 1.6em 0 .4em; }
}
.hero__bajar {
  position: absolute; left: 50%; bottom: 40px; transform: translateX(-50%);
  display: flex; flex-direction: column; align-items: center; gap: 12px;
  font-size: 12px; letter-spacing: .2em; text-transform: uppercase; text-decoration: none; color: var(--tenue-sobre-tinta);
}
.hero__linea { width: 1px; height: 48px; background: linear-gradient(var(--rosa), transparent); transform-origin: top; animation: gotea 2.2s var(--curva) infinite; }
@keyframes gotea { 0% { transform: scaleY(0); } 60% { transform: scaleY(1); opacity: 1; } 100% { transform: scaleY(1); opacity: 0; } }
.hero__fuente { position: absolute; right: var(--margen); bottom: 18px; max-width: 42ch; font-size: 11px; line-height: 1.4; color: #6F6B6C; text-align: right; margin: 0; }
.hero__fuente cite { font-style: normal; }

/* ---------- 2 · Historia ---------- */
.historia { background: var(--tinta); }
.capitulo {
  min-height: 100vh; min-height: 100svh;
  display: flex; flex-direction: column; justify-content: center;
  padding: 18vh var(--margen);
  max-width: calc(var(--ancho) + 2 * var(--margen)); margin: 0 auto;
  background: transparent;
}
.capitulo.claro { background: transparent; }
.capitulo__num { font-size: 13px; font-weight: 500; letter-spacing: .16em; text-transform: uppercase; color: var(--rosa); margin-bottom: 28px; }
.capitulo.claro .capitulo__num { color: var(--rosa-texto); }
.capitulo__texto, .capitulo__cita p {
  font-size: clamp(30px, 4.8vw, 70px); font-weight: 300; line-height: 1.16; letter-spacing: -0.02em;
  color: var(--claro-sobre-tinta); max-width: 20ch; margin: 0;
}
.capitulo__cita { margin: 0; }
.capitulo__cita footer { margin-top: 32px; font-size: 15px; color: var(--tenue-sobre-tinta); }
.capitulo__cita footer::before { content: "— "; color: var(--rosa); }
.capitulo.claro .capitulo__texto, .capitulo.claro .capitulo__cita p { color: var(--gris-oscuro); }
.capitulo.claro .capitulo__cita footer { color: var(--gris); }
.capitulo.claro strong { color: var(--rosa-texto); font-weight: 400; }
.capitulo strong { font-weight: 400; }
.palabra { display: inline-block; white-space: pre; }

/* Formato stories: toda la historia en una pantalla (lo activa main.js) */
.historia__barras, .historia__tap, .historia__pie { display: none; }
.historia.es-stories {
  position: relative; height: 100vh; height: 100svh; min-height: 560px; overflow: hidden;
  transition: background-color 1.1s ease;
  -webkit-user-select: none; user-select: none; -webkit-touch-callout: none;
}
.historia.es-stories[data-fondo="claro"] { background: var(--papel); }
.es-stories .historia__escenario { position: absolute; inset: 0; }
.es-stories .capitulo {
  position: absolute; inset: 0; min-height: 0; margin: 0 auto; padding: 0 var(--margen);
  opacity: 0; visibility: hidden; transition: opacity .35s ease, visibility 0s linear .35s;
}
.es-stories .capitulo.activo { opacity: 1; visibility: visible; transition: opacity .35s ease .05s, visibility 0s; }
.es-stories .historia__barras {
  display: flex; gap: 6px; position: absolute; z-index: 4;
  top: clamp(96px, 14vh, 136px); left: var(--margen); right: var(--margen);
  max-width: var(--ancho); margin: 0 auto;
}
.historia__barras span { flex: 1; height: 3px; border-radius: 3px; background: rgba(162,158,159,.3); overflow: hidden; }
.historia__barras i { display: block; height: 100%; width: 100%; background: var(--rosa); transform-origin: left; transform: scaleX(0); }
.es-stories[data-fondo="claro"] .historia__barras span { background: rgba(73,73,73,.15); }
.es-stories .historia__tap {
  display: block; position: absolute; top: 0; bottom: 84px; z-index: 2;
  background: transparent; border: 0; padding: 0; margin: 0; cursor: pointer; -webkit-tap-highlight-color: transparent;
}
.historia__tap--atras { left: 0; width: 30%; cursor: w-resize !important; }
.historia__tap--adelante { right: 0; width: 70%; cursor: e-resize !important; }
.historia__tap:focus-visible { outline: 2px solid var(--rosa); outline-offset: -6px; }
.es-stories .historia__pie {
  display: flex; justify-content: space-between; align-items: center; gap: 16px;
  position: absolute; z-index: 4; left: var(--margen); right: var(--margen); bottom: calc(22px + env(safe-area-inset-bottom));
  max-width: var(--ancho); margin: 0 auto;
}
.historia__pausa, .historia__saltar {
  font: 400 14px/1 var(--fuente); letter-spacing: .04em; color: var(--tenue-sobre-tinta);
  background: transparent; border: 0; padding: 14px 0; cursor: pointer; text-decoration: none;
}
.historia__saltar { transition: color .3s; }
.historia__saltar:hover { color: var(--rosa); }
.historia__saltar.fin {
  color: var(--tinta); background: var(--rosa); padding: 14px 24px; border-radius: 999px; font-weight: 500;
}
.es-stories[data-fondo="claro"] .historia__pausa,
.es-stories[data-fondo="claro"] .historia__saltar:not(.fin) { color: var(--gris); }

/* ---------- 3 · Manifiesto ---------- */
.manifiesto {
  display: grid; grid-template-columns: 5fr 7fr; gap: clamp(32px, 6vw, 96px); align-items: center;
  max-width: calc(var(--ancho) + 2 * var(--margen)); margin: 0 auto;
  padding: clamp(80px, 14vw, 180px) var(--margen);
}
.manifiesto__foto { margin: 0; overflow: hidden; aspect-ratio: 4 / 5; background: var(--papel-2); }
.manifiesto__foto img { width: 100%; height: 118%; object-fit: cover; filter: grayscale(1) contrast(1.05); }
.manifiesto__texto .grande { font-size: clamp(34px, 4.8vw, 72px); margin-bottom: .7em; }
.manifiesto__texto p { max-width: 44ch; font-size: clamp(17px, 1.3vw, 20px); }

/* ---------- 4 · Ruta ---------- */
.ruta { padding: clamp(80px, 12vw, 160px) 0; background: var(--papel-2); }
.ruta__pasos {
  position: relative; list-style: none; margin: 0 auto; padding: 0 var(--margen);
  max-width: calc(var(--ancho) + 2 * var(--margen));
  display: grid; grid-template-columns: repeat(4, 1fr); gap: clamp(24px, 3vw, 48px);
}
.ruta__linea { position: absolute; left: var(--margen); right: var(--margen); top: 7px; height: 1px; background: var(--linea); }
.ruta__linea span { position: absolute; inset: 0; background: var(--rosa); transform-origin: left; transform: scaleX(1); }
.paso { position: relative; padding-top: 44px; }
.paso::before {
  content: ""; position: absolute; top: 0; left: 0; width: 15px; height: 15px; border-radius: 50%;
  background: var(--papel-2); border: 1px solid var(--gris-claro); transition: background-color .5s, border-color .5s;
}
.paso.activo::before { background: var(--rosa); border-color: var(--rosa); }
.paso__momento { font-size: 13px; letter-spacing: .06em; color: var(--gris-claro); margin-bottom: 10px; }
.paso h3 { font-size: clamp(20px, 1.7vw, 25px); margin-bottom: 14px; }
.paso p:last-child { font-size: 16px; margin: 0; }

/* ---------- 5 · Muro ---------- */
.muro { position: relative; overflow: hidden; height: 100vh; height: 100svh; min-height: 620px; display: grid; }
.muro__rejilla {
  --cols: 26;
  grid-area: 1 / 1; z-index: 0;
  display: grid; grid-template-columns: repeat(var(--cols), 1fr); gap: 2px; align-content: start;
  padding: 2px; overflow: hidden;
}
.muro__cuadro { position: relative; aspect-ratio: 1; background: #242122; overflow: hidden; transition: background-color 1.2s; }
.muro__cuadro.encendido { background: #464142; }
.muro__cuadro.chispa { background: var(--rosa); transition: background-color .15s; }
.muro__cuadro img {
  position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover;
  filter: grayscale(1) contrast(1.08) brightness(.9);
  opacity: 0; transition: opacity 1.1s ease, filter .6s ease;
}
.muro__cuadro img.visible { opacity: 1; }
@media (hover: hover) { .muro__cuadro:hover img { filter: grayscale(1) brightness(1.08); } }
.muro__cuadro:has(img) { cursor: pointer; }
.muro__velo {
  grid-area: 1 / 1; pointer-events: none; z-index: 1;
  background: radial-gradient(ellipse 60% 56% at 50% 50%, rgba(31,29,30,.95) 0%, rgba(31,29,30,.88) 50%, rgba(31,29,30,.3) 100%);
}
.muro__texto {
  grid-area: 1 / 1; align-self: center; justify-self: center; z-index: 2;
  text-align: center; padding: 80px var(--margen); pointer-events: none;
}
.muro__texto .boton { pointer-events: auto; margin-top: 12px; }
.muro__cifra {
  font-size: clamp(120px, 22vw, 300px); font-weight: 600; line-height: .9; letter-spacing: -0.05em;
  color: var(--papel); margin: 0 0 .08em; font-variant-numeric: tabular-nums;
}
.muro__titulo { font-size: clamp(26px, 3.2vw, 44px); font-weight: 300; margin-bottom: 18px; }
.muro__nota { color: var(--rosa); font-size: 16px; margin-bottom: 28px; }

/* ---------- 6 · Donar ---------- */
.donar { padding: clamp(80px, 12vw, 160px) 0 clamp(64px, 10vw, 120px); }
.donar__caja { max-width: 760px; margin: 0 auto; padding: 0 var(--margen); }
.donar fieldset { border: 0; margin: 0; padding: 0; min-width: 0; }
.frecuencia {
  display: grid; grid-template-columns: 1fr 1fr; padding: 4px; border-radius: 999px; background: var(--papel-2);
  max-width: 360px; margin: 0 auto 32px !important;
}
.frecuencia label { position: relative; }
.frecuencia input, .monto > input { position: absolute; opacity: 0; pointer-events: none; }
.frecuencia span {
  display: block; text-align: center; padding: 11px 12px; border-radius: 999px; cursor: pointer;
  font-size: 15px; font-weight: 400; color: var(--gris); transition: background-color .3s, color .3s;
}
.frecuencia input:checked + span { background: var(--papel); color: var(--gris-oscuro); font-weight: 500; box-shadow: 0 1px 3px rgba(31,29,30,.12); }
.frecuencia input:focus-visible + span { outline: 2px solid var(--rosa); outline-offset: 2px; }

.montos { display: grid; grid-template-columns: repeat(2, 1fr); gap: 12px; margin-bottom: 28px !important; }
.monto {
  position: relative; display: flex; flex-direction: column; gap: 6px;
  padding: 22px 22px 20px; border: 1px solid var(--linea); border-radius: 14px; cursor: pointer;
  transition: border-color .25s, background-color .25s, transform .35s var(--curva);
}
.monto:hover { border-color: #D9D3D1; }
.monto:has(input:checked) { border-color: var(--rosa); background: var(--rosa-suave); }
.monto:has(input:focus-visible) { outline: 2px solid var(--rosa); outline-offset: 2px; }
.monto__cifra { font-size: 30px; font-weight: 500; color: var(--gris-oscuro); letter-spacing: -0.02em; line-height: 1.1; }
.monto--otro .monto__cifra { font-size: 20px; padding-top: 6px; }
.monto[hidden] { display: none; }
@media (min-width: 761px) { .montos--tres { grid-template-columns: repeat(3, 1fr); } }
.monto__que { font-size: 14.5px; line-height: 1.45; color: var(--gris); }
.monto__campo { display: flex; align-items: baseline; gap: 6px; border-bottom: 1px solid var(--gris-claro); padding-bottom: 4px; font-size: 22px; color: var(--gris-oscuro); }
.monto__campo input { flex: 1; min-width: 0; border: 0; background: transparent; font: 500 22px var(--fuente); color: var(--gris-oscuro); padding: 0; outline: none; -moz-appearance: textfield; }
.monto__campo input::placeholder { color: #C9C4C5; font-weight: 300; }
.monto__campo input::-webkit-outer-spin-button, .monto__campo input::-webkit-inner-spin-button { -webkit-appearance: none; }
.monto__mxn { font-size: 13px; color: var(--gris-claro); }

.donar .boton--grande { width: 100%; }
.donar__error { margin: 12px 0 0; color: var(--rosa-texto); font-size: 15px; text-align: center; }
.donar__garantias { list-style: none; padding: 0; margin: 22px 0 16px; display: flex; flex-wrap: wrap; justify-content: center; gap: 6px 22px; font-size: 14px; color: var(--gris); }
.donar__garantias li::before { content: "✓ "; color: var(--rosa-texto); font-weight: 500; }
.donar__recibo { font-size: 14px; text-align: center; color: var(--gris-claro); margin: 0; }
.donar__recibo a { color: var(--rosa-texto); }

/* ---------- 7 · Confianza ---------- */
.confianza {
  display: grid; grid-template-columns: 1fr 1fr; gap: clamp(32px, 6vw, 96px); align-items: center;
  max-width: calc(var(--ancho) + 2 * var(--margen)); margin: 0 auto;
  padding: clamp(64px, 10vw, 140px) var(--margen); border-top: 1px solid var(--linea);
}
.confianza__foto { margin: 0; aspect-ratio: 4 / 3; overflow: hidden; background: var(--papel-2); }
.confianza__foto img { width: 100%; height: 100%; object-fit: cover; filter: grayscale(1); transition: filter 1.2s ease; }
.confianza__foto:hover img { filter: grayscale(0); }
.confianza__texto .mediano { font-size: clamp(26px, 2.8vw, 40px); margin-bottom: 20px; max-width: 18ch; }
.datos { display: grid; grid-template-columns: 1fr 1fr; gap: 24px 32px; margin: 36px 0 0; }
.datos div { border-top: 1px solid var(--linea); padding-top: 14px; }
.datos dt { font-size: 22px; font-weight: 500; color: var(--gris-oscuro); }
.datos dd { margin: 2px 0 0; font-size: 14.5px; line-height: 1.45; }

/* ---------- 8 · Cierre ---------- */
.cierre { text-align: center; padding: clamp(100px, 16vw, 200px) var(--margen); }
.cierre .grande { font-size: clamp(32px, 5vw, 72px); font-weight: 300; margin-bottom: 48px; }

/* ---------- Pie ---------- */
.pie {
  display: grid; grid-template-columns: 1.3fr 1fr 1fr; gap: 40px;
  padding: 72px var(--margen) 32px; border-top: 1px solid #353132;
  font-size: 15px;
}
.pie__marca img { width: 200px; }
.pie h3 { font-size: 13px; font-weight: 500; letter-spacing: .14em; text-transform: uppercase; color: var(--claro-sobre-tinta); margin-bottom: 14px; }
.pie a { color: var(--claro-sobre-tinta); text-decoration-color: rgba(255,115,173,.6); text-underline-offset: 3px; }
.pie a:hover { color: var(--rosa); }
.pie__redes { display: flex; gap: 18px; }
.pie__legal { grid-column: 1 / -1; margin: 32px 0 0; padding-top: 24px; border-top: 1px solid #353132; font-size: 13px; }

/* ---------- Botón flotante (celular) ---------- */
.flotante { display: none; }
@media (max-width: 760px) {
  .flotante {
    display: block; position: fixed; left: 16px; right: 16px; bottom: calc(14px + env(safe-area-inset-bottom)); z-index: 60;
    text-align: center; padding: 16px; border-radius: 999px;
    background: var(--rosa); color: var(--tinta); font-weight: 500; text-decoration: none;
    box-shadow: 0 8px 24px rgba(31,29,30,.28);
    transform: translateY(160%); transition: transform .5s var(--curva);
  }
  .flotante.visible { transform: translateY(0); }
}

/* ---------- Responsivo ---------- */
.solo-escritorio { display: none; }
@media (min-width: 761px) { .solo-escritorio { display: inline; } .solo-celular { display: none; } }

/* Retrato del celular: reemplaza al muro de cuadros */
.muro__retrato { display: none; }

@media (max-width: 960px) {
  .ruta__pasos { grid-template-columns: 1fr; gap: 44px; padding-left: calc(var(--margen) + 36px); }
  .ruta__linea { left: calc(var(--margen) + 7px); right: auto; top: 6px; bottom: 6px; width: 1px; height: auto; }
  .ruta__linea span { transform-origin: top; }
  .paso { padding-top: 0; }
  .paso::before { left: -36px; top: 6px; }
  .manifiesto, .confianza { grid-template-columns: 1fr; }
  .manifiesto__foto { aspect-ratio: 16 / 10; }
  .pie { grid-template-columns: 1fr 1fr; }
  .pie__marca { grid-column: 1 / -1; }
}
@media (max-width: 760px) {
  .muro__rejilla { --cols: 14; }
  .muro__texto { padding-left: 24px; padding-right: 24px; }
  .muro { height: auto; min-height: 100svh; }
  .muro__rejilla, .muro__velo { display: none; }
  .muro { height: 100vh; height: 100svh; min-height: 600px; }
  .muro__texto { align-self: end; padding-top: 0; padding-bottom: calc(56px + env(safe-area-inset-bottom)); }
  /* La foto ocupa toda la pantalla, apagada; encima corre el número */
  .muro__retrato { display: block; grid-area: 1 / 1; position: relative; z-index: 0; margin: 0; overflow: hidden; background: var(--tinta); }
  .muro__retrato img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; object-position: 50% 30%; opacity: .5; filter: grayscale(1); }
  .muro__retrato img:not([src]) { visibility: hidden; }
  .muro__retrato::after {
    content: ""; position: absolute; inset: 0;
    background: linear-gradient(180deg, rgba(31,29,30,.55) 0%, rgba(31,29,30,0) 22%, rgba(31,29,30,0) 38%, rgba(31,29,30,.82) 62%, rgba(31,29,30,.96) 100%);
  }
  .muro__cifra { font-size: clamp(110px, 36vw, 170px); text-shadow: 0 2px 30px rgba(31,29,30,.5); }
  .muro__titulo { font-size: 28px; }
  .hero { padding-bottom: 150px; padding-top: 96px; }
  .hero__cifra { font-size: clamp(150px, 58vw, 260px); }
  .hero__titulo { font-size: clamp(30px, 8.6vw, 40px); }
  .capitulo { min-height: 86vh; min-height: 86svh; }
  .capitulo__texto, .capitulo__cita p { font-size: clamp(30px, 8.8vw, 40px); }
  .manifiesto { padding-top: 72px; padding-bottom: 88px; gap: 28px; }
  .cierre .grande br { display: none; }
  .boton { min-height: 48px; }
  .pie__redes a { padding: 6px 0; }
  .hero__fuente { left: var(--margen); right: var(--margen); text-align: left; bottom: 14px; }
  .hero__bajar { bottom: 70px; }
  .capitulo { padding-top: 14vh; padding-bottom: 14vh; }
  .montos { grid-template-columns: 1fr; }
  .monto { flex-direction: row; flex-wrap: wrap; align-items: baseline; gap: 4px 14px; padding: 18px; }
  .monto__cifra { font-size: 24px; min-width: 70px; }
  .monto__que { flex: 1; min-width: 180px; }
  .monto--otro .monto__cifra { font-size: 17px; padding: 0; }
  .monto__campo { flex-basis: 100%; }
  .datos { grid-template-columns: 1fr; gap: 16px; }
  .pie { grid-template-columns: 1fr; padding-bottom: 110px; }
  .nav .boton { display: none; }
}

/* Sin JS o con movimiento reducido todo queda visible y quieto (main.js solo agrega animación). */