/* ============================================================
   Julio & Yami — «Carta de amor», edición rosa
   La Carta de amor (01) sobre fondo rosa, con las rosas azules
   y el emblema dorado del libro de tela (07).
   ============================================================ */

:root {
  --fondo: #F6D6DE;          /* rosa empolvado */
  --fondo-claro: #FBE8EE;
  --papel: #FFF5F3;          /* texto claro sobre azul */
  --papel-2: #EFC7D1;
  --papel-claro: #FFFBF8;    /* marcos de las fotos y la carta */
  --tinta: #2A2320;
  --tinta-2: #574A44;
  --lacre: #9A1E44;          /* el bordó de la carta, llevado a rosa hondo */
  --lacre-oscuro: #74142F;
  --fucsia: #DB2F7A;
  --azul: #3B5BA5;           /* las rosas azules del 6 de diciembre */
  --tela: #1E2C55;           /* la tela azul del libro */
  --oro: #C9A75C;
  --oro-claro: #EBD7A0;
  --noche: #1E2C55;
  --filete: rgba(60, 26, 38, .2);
  --filete-fuerte: rgba(60, 26, 38, .6);
  --patron-rosas: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' xmlns:xlink='http://www.w3.org/1999/xlink' width='92' height='92' viewBox='0 0 92 92'%3E%3Cdefs%3E%3Cg id='r'%3E%3Cpath fill='%233B5BA5' d='M-11-1C-11 8-5 12 0 12S11 8 11-1C7 3 3 4 0 4S-7 3-11-1Z'/%3E%3Cpath fill='%233B5BA5' d='M-11-1C-13-8-8-12-2-11C-5-7-5-3-3 1ZM11-1C13-8 8-12 2-11C5-7 5-3 3 1Z'/%3E%3Cpath fill='%232C4785' d='M-5-2C-6-9 6-9 5-2C4 3-4 3-5-2Z'/%3E%3Cpath fill='none' stroke='%23A9BCE3' stroke-width='1' stroke-linecap='round' d='M-2-3C-1-6 3-5 2-2M-7 6C-3 8 3 8 7 6'/%3E%3Cpath fill='%236F87BE' d='M-3 12C-9 17-15 16-17 12C-11 10-7 10-3 12ZM3 12C8 15 13 14 15 10C10 9 6 10 3 12Z'/%3E%3C/g%3E%3C/defs%3E%3Crect width='92' height='92' fill='%23FCEEF1'/%3E%3Cuse xlink:href='%23r' transform='translate(23 23) rotate(14)'/%3E%3Cuse xlink:href='%23r' transform='translate(69 69) rotate(-166)'/%3E%3Ccircle cx='69' cy='23' r='1.6' fill='%23B8954A'/%3E%3Ccircle cx='23' cy='69' r='1.6' fill='%23B8954A'/%3E%3Ccircle cx='64' cy='27' r='.9' fill='%236F87BE'/%3E%3Ccircle cx='74' cy='19' r='.9' fill='%236F87BE'/%3E%3Ccircle cx='18' cy='73' r='.9' fill='%236F87BE'/%3E%3Ccircle cx='28' cy='65' r='.9' fill='%236F87BE'/%3E%3C/svg%3E");
  --ruido-tela: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='180' height='180'%3E%3Cfilter id='f'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='1.1' numOctaves='2' stitchTiles='stitch'/%3E%3CfeColorMatrix values='0 0 0 0 .85 0 0 0 0 .88 0 0 0 0 1 0 0 0 .09 0'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23f)'/%3E%3C/svg%3E");
  --tela-fondo:
    var(--ruido-tela),
    repeating-linear-gradient(0deg, rgba(255, 255, 255, .035) 0 1px, transparent 1px 3px),
    repeating-linear-gradient(90deg, rgba(0, 0, 0, .13) 0 1px, transparent 1px 3px),
    radial-gradient(120% 80% at 28% 18%, rgba(120, 150, 220, .16), transparent 60%),
    linear-gradient(160deg, #24346A 0%, #1E2C55 45%, #17224A 100%);

  --titulos: 'Cormorant Garamond', 'Cormorant', 'Adobe Garamond Pro', Garamond, 'Times New Roman', serif;
  --lectura: 'EB Garamond', 'Adobe Garamond Pro', Garamond, Georgia, serif;
  --firma: 'Pinyon Script', 'Snell Roundhand', 'Apple Chancery', cursive;
  /* Cifras elzevirianas: la EB Garamond de Google Fonts no trae la variante onum;
     Alegreya sí, y su «1» no se confunde con una «I». Solo para números grandes. */
  --numeros: 'Alegreya', 'EB Garamond', Georgia, serif;

  --ancho: 78rem;
  --margen: clamp(1.25rem, 5.5vw, 4.5rem);
  --seccion: clamp(4.5rem, 11vw, 9.5rem);
  --col: clamp(.875rem, 2vw, 1.75rem);
  --suave: cubic-bezier(.22, .61, .36, 1);
}

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

html {
  -webkit-text-size-adjust: 100%;
  text-size-adjust: 100%;
  scroll-padding-top: 1.5rem;
  background-color: #F6D6DE;
}

@media (prefers-reduced-motion: no-preference) {
  html { scroll-behavior: smooth; }
}

body {
  margin: 0;
  font-family: var(--lectura);
  font-size: clamp(1.125rem, 1.03rem + .4vw, 1.3125rem);
  line-height: 1.6;
  overflow-x: hidden;
  overflow-x: clip;
  color: var(--tinta);
  background-color: var(--fondo);
  /* rosa empolvado con grano muy tenue y un degradado suave desde arriba */
  background-image:
    url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='220' height='220'%3E%3Cfilter id='g'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.85' numOctaves='2' stitchTiles='stitch'/%3E%3CfeColorMatrix values='0 0 0 0 .45 0 0 0 0 .16 0 0 0 0 .25 0 0 0 .07 0'/%3E%3C/filter%3E%3Crect width='220' height='220' filter='url(%23g)'/%3E%3C/svg%3E"),
    radial-gradient(80rem 50rem at 50% 0, var(--fondo-claro), rgba(251, 232, 238, 0) 75%);
  background-repeat: repeat, no-repeat;
  font-variant-numeric: oldstyle-nums;
  font-kerning: normal;
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

h1, h2, h3, h4, p, figure, blockquote, dl, dd, ol, ul { margin: 0; }
ol, ul { padding: 0; list-style: none; }
img, svg { display: block; }
img { max-width: 100%; height: auto; }
em { font-style: italic; }

a { color: inherit; text-decoration-thickness: 1px; text-underline-offset: .22em; transition: color .25s; }
a:hover { color: var(--lacre); }

:focus-visible { outline: 2px solid var(--lacre); outline-offset: 4px; border-radius: 1px; }
::selection { background: var(--lacre); color: var(--papel); }

.defs { position: absolute; }

.saltar {
  position: absolute; left: 1rem; top: -4rem; z-index: 20;
  background: var(--tinta); color: var(--papel);
  padding: .7rem 1.1rem; text-decoration: none;
  transition: top .2s;
}
.saltar:focus { top: 1rem; color: var(--papel); }

.contenedor {
  width: 100%;
  max-width: calc(var(--ancho) + var(--margen) * 2);
  margin-inline: auto;
  padding-inline: max(var(--margen), env(safe-area-inset-left, 0px)) max(var(--margen), env(safe-area-inset-right, 0px));
}

/* ---------- Rosas azules del libro (papel de guardas del 07) ---------- */
.franja-rosas {
  display: block;
  height: clamp(30px, 7vw, 48px);
  background-color: #FCEEF1;
  background-image: var(--patron-rosas);
  background-size: clamp(64px, 15vw, 84px);
  background-position: center;
  border-block: 1px solid rgba(143, 111, 50, .6);
  box-shadow: inset 0 5px 7px -5px rgba(60, 20, 35, .28), inset 0 -5px 7px -5px rgba(60, 20, 35, .28);
}
.filete--rosa { color: var(--azul); }
.filete__rosa { flex: none; width: 36px; height: 42px; fill: none; stroke: var(--azul); stroke-width: 2.6; }

/* ---------- Piezas tipográficas ---------- */

.rotulo {
  font-family: var(--lectura);
  font-size: .86rem;
  font-weight: 500;
  line-height: 1.3;
  letter-spacing: .2em;
  text-transform: uppercase;
  color: var(--lacre);
}

.cabecera { margin-bottom: clamp(2.25rem, 6vw, 4.5rem); }
.cabecera__titulo {
  margin-top: .55rem;
  font-family: var(--titulos);
  font-weight: 400;
  font-size: clamp(2.9rem, 8.6vw, 6rem);
  line-height: .95;
  letter-spacing: -.012em;
  text-wrap: balance;
}
.cabecera__titulo em { font-weight: 300; color: var(--lacre); }
.cabecera__bajada {
  margin-top: 1.1rem;
  max-width: 34ch;
  font-style: italic;
  color: var(--tinta-2);
}
.cabecera--centro { text-align: center; }

.filete {
  display: flex; align-items: center; gap: 1rem;
  color: var(--lacre);
}
.filete::before, .filete::after {
  content: ''; flex: 1; height: 1px; background: var(--filete-fuerte);
}
.filete--claro::before, .filete--claro::after { background: rgba(255, 245, 243, .45); }

/* ---------- Fotos (láminas) ---------- */

.foto {
  -webkit-appearance: none; appearance: none;
  display: block; width: 100%;
  margin: 0; padding: 0; border: 0;
  position: relative; overflow: hidden;
  background: var(--papel-2);
  color: inherit; font: inherit;
  cursor: zoom-in;
  -webkit-tap-highlight-color: transparent;
}
.foto img {
  display: block; width: 100%; height: 100%;
  object-fit: cover;
  transition: transform 1.1s var(--suave);
}
.foto::after {
  content: ''; position: absolute; inset: 0; pointer-events: none;
  box-shadow: inset 0 0 0 1px rgba(42, 35, 32, .14);
  transition: box-shadow .4s;
}
@media (hover: hover) {
  .foto:hover img { transform: scale(1.035); }
  .foto:hover::after { box-shadow: inset 0 0 0 1px rgba(42, 35, 32, .14), inset 0 0 0 5px rgba(255, 245, 243, .55); }
}
.foto:active img { transform: scale(1.01); }
.foto:focus-visible { outline: 2px solid var(--lacre); outline-offset: 4px; }

.lamina__pie {
  display: block;
  margin-top: .75rem;
  font-size: .94em;
  line-height: 1.38;
  color: var(--tinta-2);
}
.lamina__num {
  display: inline-block;
  margin-right: .7em;
  font-size: .8em;
  font-weight: 500;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--lacre);
  white-space: nowrap;
}
.lamina__epi { font-style: italic; }
.lamina__lugar {
  display: flex; flex-wrap: wrap; column-gap: 1.5em;
  overflow: hidden;
  margin-top: .3rem;
  font-size: .78em;
  letter-spacing: .14em;
  text-transform: uppercase;
}
/* el punto separador se esconde solo cuando la fecha baja de renglón */
.lamina__fecha { position: relative; white-space: nowrap; }
.lamina__fecha::before { content: '·'; position: absolute; left: -.95em; }
.lamina__pie { text-wrap: balance; }

/* Marco fino tipo passe-partout */
.marco {
  background: var(--papel-claro);
  padding: clamp(.8rem, 3.4vw, 2.1rem);
  border: 1px solid var(--filete-fuerte);
  box-shadow:
    0 1px 0 rgba(255, 255, 255, .8) inset,
    0 34px 60px -38px rgba(42, 35, 32, .55),
    0 10px 20px -14px rgba(42, 35, 32, .3);
}
.marco .foto { outline: 1px solid rgba(42, 35, 32, .28); outline-offset: clamp(3px, .6vw, 6px); }
.marco .foto:focus-visible { outline: 2px solid var(--lacre); outline-offset: clamp(3px, .6vw, 6px); }

/* Revelado suave (la clase .espera la pone el JS: sin JS, todo se ve) */
.espera { opacity: 0; transform: translateY(1.1rem); }
.espera.visto {
  opacity: 1; transform: none;
  transition: opacity .9s var(--suave) var(--d, 0s), transform 1s var(--suave) var(--d, 0s);
}

/* ============================================================
   PORTADA
   ============================================================ */

.portada {
  min-height: 100vh;
  min-height: 100svh;
  display: flex; flex-direction: column;
  padding-inline: max(var(--margen), env(safe-area-inset-left, 0px)) max(var(--margen), env(safe-area-inset-right, 0px));
}
.franja-rosas--portada {
  margin-inline: calc(max(var(--margen), env(safe-area-inset-left, 0px)) * -1) calc(max(var(--margen), env(safe-area-inset-right, 0px)) * -1);
  height: calc(clamp(30px, 7vw, 48px) + env(safe-area-inset-top, 0px));
  border-top: 0;
}

.indice {
  width: 100%; max-width: var(--ancho); margin-inline: auto;
  display: flex; align-items: center; justify-content: space-between;
  border-bottom: 1px solid var(--filete-fuerte);
}
.indice__marca {
  display: none;
  font-size: .82rem; font-weight: 500; letter-spacing: .2em; text-transform: uppercase;
}
.indice__lista {
  display: flex; justify-content: space-between; flex: 1;
  margin-inline: -.5rem;
}
.indice__lista a {
  display: inline-flex; align-items: center;
  min-height: 3.25rem; padding-inline: .5rem;
  font-size: .82rem; font-weight: 500; letter-spacing: .18em; text-transform: uppercase;
  text-decoration: none;
  position: relative;
}
@media (max-width: 25.99rem) {
  .indice__lista { flex-wrap: wrap; }
  .indice__lista a { padding-inline: .35rem; letter-spacing: .1em; }
  .indice__lista a::after { left: .35rem; right: .35rem; }
}
.indice__lista a::after {
  content: ''; position: absolute; left: .5rem; right: .5rem; bottom: .95rem; height: 1px;
  background: var(--lacre);
  transform: scaleX(0); transform-origin: left;
  transition: transform .35s var(--suave);
}
.indice__lista a:hover::after, .indice__lista a:focus-visible::after { transform: scaleX(1); }

.portada__grid {
  flex: 1;
  width: 100%; max-width: var(--ancho); margin-inline: auto;
  display: grid;
  grid-template-areas: "titulo" "foto" "bajada";
  align-content: center;
  row-gap: clamp(1.5rem, 5vw, 2.25rem);
  padding-block: clamp(1.5rem, 5vw, 2.5rem) clamp(2.5rem, 7vw, 4rem);
}
.portada__titulo { grid-area: titulo; container-type: inline-size; min-width: 0; }
.portada__foto { grid-area: foto; min-width: 0; }
.portada__bajada { grid-area: bajada; min-width: 0; }

.titulo {
  margin-top: clamp(.9rem, 3vw, 1.6rem);
  font-family: var(--titulos);
  font-weight: 400;
  font-size: clamp(4.4rem, 23vw, 8rem);
  line-height: .8;
  letter-spacing: -.02em;
}
@supports (font-size: 1cqi) {
  .titulo { font-size: clamp(4.4rem, 25.5cqi, 12.25rem); }
}
.titulo__el { display: block; }
.titulo__y { display: block; white-space: nowrap; padding-left: .16em; margin-top: .04em; }
.titulo__amp {
  display: inline-block;
  font-style: italic; font-weight: 300;
  font-size: 1.62em; line-height: .5;
  color: var(--lacre);
  margin-right: -.02em;
  transform: translateY(.085em);
}

.portada__sobretitulo { font-size: clamp(.7rem, 3.3vw, .86rem); letter-spacing: .18em; white-space: nowrap; }
.portada__foto figure { margin: 0; }
.portada__foto .lamina__pie { margin-top: 1rem; }

.bajada {
  max-width: 24ch;
  font-family: var(--titulos);
  font-style: italic; font-weight: 400;
  font-size: clamp(1.5rem, 1.2rem + 1.4vw, 2.1rem);
  line-height: 1.22;
  text-wrap: balance;
}
.seguir {
  display: inline-flex; align-items: center; gap: .7rem;
  min-height: 2.75rem; margin-top: 1.1rem;
  font-size: .86rem; font-weight: 500; letter-spacing: .2em; text-transform: uppercase;
  text-decoration: none; color: var(--lacre);
}
.seguir__flecha { transform: rotate(90deg); transition: transform .35s var(--suave); }
.seguir:hover .seguir__flecha { transform: rotate(90deg) translateX(4px); }

@media (min-width: 40rem) {
  .indice__marca { display: block; }
  .indice__lista { flex: none; gap: clamp(.25rem, 1.5vw, 1.25rem); margin-right: -.5rem; }
}
/* tableta: foto a la izquierda, bajada al costado */
@media (min-width: 40rem) and (max-width: 55.99rem) {
  .portada__grid {
    grid-template-columns: minmax(0, 26rem) minmax(0, 1fr);
    grid-template-areas: "titulo titulo" "foto bajada";
    column-gap: clamp(1.5rem, 5vw, 3rem);
  }
  .portada__bajada { align-self: end; padding-bottom: 4.5rem; }
}

@media (min-width: 56rem) {
  .portada__grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    grid-template-areas: "titulo foto" "bajada foto";
    grid-template-rows: auto auto;
    column-gap: clamp(2.5rem, 6vw, 6rem);
    row-gap: clamp(1.75rem, 3.5vw, 3rem);
    align-content: center;
  }
  .portada__titulo { align-self: end; }
  .portada__bajada { align-self: start; padding-left: .2em; }
  .portada__foto {
    align-self: center; justify-self: end;
    width: 100%;
    max-width: min(30rem, 62vh);
  }
}

/* Entrada de la portada: corta y solo si hay JS y se permite movimiento */
@media (prefers-reduced-motion: no-preference) {
  .js .portada__titulo, .js .portada__foto, .js .portada__bajada {
    animation: asoma 1s var(--suave) both;
  }
  .js .portada__foto { animation-delay: .18s; }
  .js .portada__bajada { animation-delay: .34s; }
}
@keyframes asoma {
  from { opacity: 0; transform: translateY(1rem); }
  to { opacity: 1; transform: none; }
}

/* ============================================================
   CONTADOR
   ============================================================ */

.tiempo { padding-block: clamp(2rem, 6vw, 4rem) var(--seccion); text-align: center; }
.tiempo .contenedor { max-width: calc(62rem + var(--margen) * 2); }
.tiempo__titulo {
  margin-top: clamp(2.5rem, 7vw, 4.5rem);
  font-family: var(--titulos);
  font-style: italic; font-weight: 400;
  font-size: clamp(1.7rem, 1.3rem + 1.8vw, 2.5rem);
  line-height: 1.1;
}

.contador { margin-top: clamp(1.25rem, 3vw, 2rem); }
.contador__fila { display: flex; justify-content: center; }
.cifra {
  flex: 1 1 0; max-width: 17rem;
  padding: .25rem clamp(.5rem, 3vw, 2rem) .6rem;
}
.cifra + .cifra { border-left: 1px solid var(--filete); }
.cifra__n {
  display: block;
  font-family: var(--numeros);
  font-weight: 400;
  font-size: clamp(4.2rem, 18vw, 10rem);
  line-height: 1.02;
  letter-spacing: -.02em;
  font-variant-numeric: oldstyle-nums proportional-nums;
}
.cifra__u {
  display: block; margin-top: clamp(.7rem, 2.4vw, 1.4rem);
  font-size: .86rem; font-weight: 500; letter-spacing: .22em; text-transform: uppercase;
  color: var(--lacre);
}
.contador__reloj {
  display: flex; justify-content: center;
  max-width: 34rem; margin: clamp(1.5rem, 4vw, 2.25rem) auto 0;
  padding-block: .9rem 1rem;
  border-block: 1px solid var(--filete);
}
.reloj__par { flex: 1 1 0; display: grid; row-gap: .15rem; justify-items: center; white-space: nowrap; }
.reloj__n {
  font-family: var(--numeros);
  font-size: clamp(1.7rem, 1.4rem + 1.4vw, 2.2rem);
  font-weight: 400; line-height: 1.1;
  font-variant-numeric: oldstyle-nums tabular-nums;
}
.reloj__u {
  font-size: .76rem; font-weight: 500; letter-spacing: .18em; text-transform: uppercase; color: var(--tinta-2);
}
@media (min-width: 40rem) {
  .reloj__par { display: block; }
  .reloj__u { margin-left: .5em; }
}
.tiempo__desde {
  margin-top: clamp(1.5rem, 4vw, 2.25rem);
  font-family: var(--titulos);
  font-style: italic;
  font-size: clamp(1.4rem, 1.1rem + 1.2vw, 1.9rem);
  line-height: 1.25;
  text-wrap: balance;
}
.tiempo__total { margin-top: .5rem; color: var(--tinta-2); font-size: .98em; }

/* ============================================================
   EPÍGRAFE
   ============================================================ */

.epigrafe { padding-bottom: var(--seccion); }
.epigrafe__grid { display: grid; gap: clamp(2rem, 6vw, 3rem); }
.epigrafe__cita { position: relative; padding-top: clamp(2.4rem, 8vw, 4rem); }
.epigrafe__comilla {
  position: absolute; left: -.04em; top: 0;
  font-family: var(--titulos); font-style: italic; font-weight: 400;
  font-size: clamp(6rem, 20vw, 10rem); line-height: .8;
  color: var(--lacre);
}
.epigrafe__cita p {
  font-family: var(--titulos);
  font-style: italic; font-weight: 400;
  font-size: clamp(2.2rem, 1.3rem + 4.4vw, 4.4rem);
  line-height: 1.06;
  letter-spacing: -.01em;
  text-wrap: balance;
}
.epigrafe__foto { margin-inline: calc(var(--margen) * -1); }
.epigrafe__foto .lamina__pie { padding-inline: var(--margen); }

@media (min-width: 56rem) {
  .epigrafe__grid {
    grid-template-columns: repeat(12, minmax(0, 1fr));
    column-gap: var(--col);
    align-items: center;
  }
  .epigrafe__cita { grid-column: 1 / span 6; }
  .epigrafe__foto { grid-column: 8 / -1; margin-inline: 0; }
  .epigrafe__foto .lamina__pie { padding-inline: 0; }
}

/* ============================================================
   LA HISTORIA
   ============================================================ */

.historia { padding-bottom: var(--seccion); }
.historia .cabecera {
  /* doble filete de apertura, como en una revista */
  border-top: 4px double var(--tinta);
  padding-top: clamp(1.75rem, 5vw, 3rem);
}

.sumario { border-top: 1px solid var(--filete); }
.sumario a {
  display: grid;
  grid-template-columns: 2.6rem minmax(0, 1fr);
  align-items: baseline;
  column-gap: clamp(.5rem, 2vw, 1rem);
  padding-block: clamp(.85rem, 2.2vw, 1.25rem);
  min-height: 3rem;
  border-bottom: 1px solid var(--filete);
  text-decoration: none;
}
.sumario__rom {
  font-family: var(--titulos); font-style: italic; font-weight: 400;
  font-size: clamp(1.5rem, 1.2rem + 1.4vw, 2.2rem); line-height: 1;
  color: var(--lacre);
}
.sumario__tit {
  font-family: var(--titulos); font-weight: 500;
  font-size: clamp(1.6rem, 1.25rem + 1.8vw, 2.6rem); line-height: 1.05;
  transition: transform .4s var(--suave);
}
.sumario__tit { font-variant-numeric: oldstyle-nums; text-wrap: balance; }
.sumario__puntos { display: none; border-bottom: 1px dotted var(--tinta-2); transform: translateY(-.28em); opacity: .7; }
.sumario__cuando {
  grid-column: 2; margin-top: .35rem;
  font-size: .76rem; font-weight: 500; letter-spacing: .16em; text-transform: uppercase;
  color: var(--tinta-2);
}
@media (min-width: 40rem) {
  .sumario a { grid-template-columns: 2.6rem auto minmax(1rem, 1fr) auto; }
  .sumario__puntos { display: block; }
  .sumario__cuando { grid-column: auto; margin-top: 0; font-size: .82rem; text-align: right; white-space: nowrap; }
}
@media (hover: hover) { .sumario a:hover .sumario__tit { transform: translateX(.35rem); } }

/* ---------- Capítulo ---------- */

.capitulo { padding-top: var(--seccion); }
#capitulos > .capitulo { padding-top: 0; }
#capitulos > .capitulo::before {
  content: '';
  display: block;
  height: clamp(26px, 6vw, 40px);
  /* aire arriba: si no, la franja pisa la cita con la que termina el capítulo anterior */
  margin-top: clamp(3rem, 9vw, 5.5rem);
  margin-bottom: var(--seccion);
  background-color: #FCEEF1;
  background-image: var(--patron-rosas);
  background-size: clamp(58px, 13vw, 76px);
  background-position: center;
  border-block: 1px solid rgba(143, 111, 50, .6);
  box-shadow: inset 0 5px 7px -5px rgba(60, 20, 35, .28), inset 0 -5px 7px -5px rgba(60, 20, 35, .28);
}

.capitulo__folio {
  display: flex; flex-wrap: wrap; justify-content: space-between; gap: .3rem 1rem;
  padding-top: .9rem;
  border-top: 1px solid var(--filete-fuerte);
}
.capitulo__folio .rotulo { font-size: .76rem; letter-spacing: .15em; white-space: nowrap; }
.capitulo__folio .rotulo:last-child { color: var(--tinta-2); text-align: right; margin-left: auto; }
@media (min-width: 40rem) { .capitulo__folio .rotulo { font-size: .86rem; letter-spacing: .2em; } }

.capitulo__cab { margin-top: clamp(1.5rem, 5vw, 3rem); }
.capitulo__romano {
  display: block;
  font-family: var(--titulos); font-style: italic; font-weight: 300;
  font-size: clamp(7.5rem, 34vw, 17rem);
  line-height: .74;
  letter-spacing: -.02em;
  color: var(--lacre);
  margin-left: -.03em;
}
.capitulo__titulo {
  margin-top: clamp(.9rem, 3vw, 1.5rem);
  font-family: var(--titulos); font-weight: 400;
  font-size: clamp(3.5rem, 15.5vw, 9.5rem);
  line-height: .88;
  letter-spacing: -.02em;
  text-wrap: balance;
  font-variant-numeric: oldstyle-nums;
}
.capitulo__resumen {
  margin-top: clamp(.9rem, 2.5vw, 1.5rem);
  max-width: 26ch;
  font-family: var(--titulos); font-style: italic; font-weight: 400;
  font-size: clamp(1.55rem, 1.2rem + 1.6vw, 2.3rem);
  line-height: 1.18;
  text-wrap: balance;
}

.capitulo__apertura { margin-top: clamp(2rem, 6vw, 4rem); display: grid; row-gap: clamp(1.75rem, 5vw, 2.5rem); }
.capitulo__portada { margin-inline: calc(var(--margen) * -1); }
.capitulo__portada .lamina__pie { padding-inline: var(--margen); }
.capitulo__texto { max-width: 34rem; }
.capitulo__texto p + p { margin-top: 1em; }
.capitulo__texto p { text-wrap: pretty; }

.capitular::first-letter {
  float: left;
  font-family: var(--titulos);
  font-weight: 500;
  font-size: 4.9em;
  line-height: .72;
  padding: .09em .1em 0 0;
  color: var(--lacre);
}

/* ---------- Capítulos I–III: el relato, sin fotos ---------- */
.relato {
  margin-top: clamp(2.25rem, 6vw, 4rem);
  display: grid; row-gap: clamp(2rem, 6vw, 3rem);
}
.ficha {
  display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); column-gap: var(--col);
  border-top: 1px solid var(--filete-fuerte);
}
.ficha__item { padding-block: .8rem .9rem; border-bottom: 1px solid var(--filete); min-width: 0; }
.ficha__dato {
  font-size: .76rem; font-weight: 500; letter-spacing: .18em; text-transform: uppercase;
  color: var(--lacre);
}
.ficha__valor {
  margin-top: .25rem;
  font-family: var(--titulos); font-style: italic; font-weight: 500;
  font-size: clamp(1.2rem, 1.05rem + .6vw, 1.45rem); line-height: 1.2;
  text-wrap: balance;
}
.relato__texto { max-width: 36rem; font-size: 1.06em; line-height: 1.62; }
.relato__texto p + p { margin-top: 1em; }
.relato__texto p { text-wrap: pretty; }

.ilustracion { width: min(100%, 15rem); margin-inline: auto; color: var(--azul); }
.ilustracion svg {
  display: block; width: 100%; height: auto; aspect-ratio: 2 / 3;
  overflow: visible;
  fill: none; stroke: currentColor; stroke-width: 1.15; stroke-linecap: round; stroke-linejoin: round;
}
.ilustracion--rosa-sola { width: min(64%, 9.5rem); }
.ilustracion--rosa-sola svg { aspect-ratio: 2 / 5; }
/* El beso en la escalera (capítulo II): más ancho que alto. "tapa" se pinta del color del fondo
   para que lo de adelante (él) tape lo de atrás (ella y la escalera). */
.ilustracion--beso { width: min(100%, 19rem); }
.ilustracion--beso svg { aspect-ratio: 200 / 218; }
#beso .tapa { fill: var(--fondo); stroke: none; }
.ilustracion__pie {
  margin-top: .6rem; text-align: center;
  font-family: var(--titulos); font-style: italic; font-size: 1.2rem; line-height: 1.25;
  color: var(--azul);
  text-wrap: balance;
}

.relato__cita {
  position: relative;
  padding-top: clamp(3rem, 9vw, 4.5rem);
  border-top: 1px solid var(--filete);
}
.relato__comilla {
  position: absolute; left: -.04em; top: .02em;
  font-family: var(--titulos); font-style: italic; font-weight: 400;
  font-size: clamp(5.5rem, 16vw, 8rem); line-height: .8;
  color: var(--lacre);
}
.relato__cita p {
  font-family: var(--titulos); font-style: italic; font-weight: 400;
  font-size: clamp(2.2rem, 1.3rem + 4vw, 4.4rem);
  line-height: 1.06; letter-spacing: -.01em;
  text-wrap: balance;
}

@media (min-width: 40rem) and (max-width: 55.99rem) {
  .ficha { grid-template-columns: repeat(3, minmax(0, 1fr)); }
}
@media (min-width: 56rem) {
  .relato {
    grid-template-columns: repeat(12, minmax(0, 1fr)); column-gap: var(--col);
    align-items: start;
  }
  .ficha { grid-column: 1 / span 3; grid-row: 1 / span 2; grid-template-columns: 1fr; position: sticky; top: 2rem; }
  .relato__texto { grid-column: 4 / span 5; grid-row: 1; }
  .ilustracion { grid-column: 10 / -1; grid-row: 1; width: 100%; max-width: 17rem; margin: 1.5rem 0 0 auto; }
  .ilustracion--rosa-sola { max-width: 10rem; margin-right: 2.5rem; }
  .ilustracion--beso { max-width: 19rem; margin-top: 1.5rem; }
  .relato__cita { grid-column: 4 / -1; grid-row: 2; }
}

/* Paradas */
.paradas { margin-top: clamp(3rem, 8vw, 6rem); }
.paradas__rotulo { padding-bottom: .9rem; }
.parada {
  display: grid; row-gap: clamp(1.5rem, 5vw, 2.25rem);
  padding-block: clamp(2rem, 6vw, 3.25rem) clamp(2.5rem, 7vw, 4.5rem);
  border-top: 1px solid var(--filete);
}
.parada__orden {
  font-size: .82rem; font-weight: 500; letter-spacing: .2em; text-transform: uppercase;
  color: var(--lacre);
}
.parada__nombre {
  margin-top: .3rem;
  font-family: var(--titulos); font-style: italic; font-weight: 500;
  font-size: clamp(1.9rem, 1.4rem + 2.2vw, 2.6rem);
  line-height: 1.04;
  text-wrap: balance;
}
.parada__datos {
  margin-top: .7rem;
  font-size: .82rem; font-weight: 500; letter-spacing: .14em; text-transform: uppercase;
  line-height: 1.6;
  color: var(--tinta-2);
}
.parada__datos span { display: block; }
.parada__mas { margin-top: .9rem; font-size: .94em; font-style: italic; }
.parada__mas a { display: inline-block; padding-block: .55rem; color: var(--tinta-2); text-wrap: balance; }
.parada__mas a { text-decoration-color: var(--filete-fuerte); }
.parada__mas a:hover { color: var(--lacre); text-decoration-color: currentColor; }

/* Composiciones de fotos — celular (6 columnas) */
.comp {
  display: grid;
  grid-template-columns: repeat(6, minmax(0, 1fr));
  column-gap: var(--col);
  row-gap: clamp(1.5rem, 5vw, 2.25rem);
  max-width: 36rem;
}
.comp .lamina { grid-column: 1 / -1; min-width: 0; }

.comp-0 .lamina { grid-column: 1 / -1; }
.comp-0 .lamina__epi, .comp-1 .lamina__epi {
  display: block;
  font-family: var(--titulos); font-weight: 500;
  font-size: clamp(1.45rem, 1.2rem + 1vw, 1.8rem); line-height: 1.15;
  color: var(--tinta);
}

/* En el celular, cada foto va a lo ancho: nada de miniaturas chicas. */

/* Capítulo VII: lo que viene */
.capitulo--proximo .capitulo__apertura { align-items: center; }
.capitulo--proximo .capitulo__texto { font-size: 1.2em; line-height: 1.5; }
.cuenta { margin-bottom: clamp(1.75rem, 5vw, 2.5rem); }
.cuenta[hidden] { display: none; }
.cuenta__n {
  display: block;
  font-family: var(--numeros); font-weight: 400;
  font-size: clamp(6rem, 30vw, 12rem); line-height: .9;
  letter-spacing: -.02em;
  font-variant-numeric: oldstyle-nums proportional-nums;
  color: var(--lacre);
}
.cuenta__u {
  display: block; margin-top: clamp(.6rem, 2vw, 1rem);
  padding-top: .8rem; border-top: 1px solid var(--filete-fuerte);
  max-width: 22rem;
  font-size: .86rem; font-weight: 500; letter-spacing: .2em; text-transform: uppercase;
}
.marco-vacio {
  aspect-ratio: 3 / 4;
  width: 100%; max-width: 15rem; margin-left: auto;
  display: grid; place-items: center;
  padding: clamp(.8rem, 3.4vw, 1.6rem);
  background: var(--papel-claro);
  border: 1px solid var(--filete-fuerte);
  box-shadow: 0 34px 60px -38px rgba(42, 35, 32, .5), 0 10px 20px -14px rgba(42, 35, 32, .25);
}
.marco-vacio__ventana {
  width: 100%; height: 100%;
  display: grid; place-items: center; align-content: center; gap: 1rem;
  padding: 1.25rem;
  border: 1px dashed rgba(42, 35, 32, .45);
  text-align: center;
  color: var(--lacre);
}
.marco-vacio__texto {
  max-width: 13ch;
  font-family: var(--titulos); font-style: italic;
  font-size: clamp(1.35rem, 1.1rem + 1vw, 1.7rem); line-height: 1.15;
  color: var(--tinta-2);
}

@media (min-width: 56rem) {
  .capitulo__cab {
    display: grid; grid-template-columns: repeat(12, minmax(0, 1fr)); column-gap: var(--col);
    align-items: end;
  }
  .capitulo__romano { grid-column: 1 / span 3; font-size: clamp(8rem, 15vw, 14rem); }
  .capitulo__cabtexto { grid-column: 4 / -1; }
  .capitulo__titulo { margin-top: 0; font-size: clamp(5rem, 11.5vw, 10.5rem); }

  .capitulo__apertura {
    grid-template-columns: repeat(12, minmax(0, 1fr)); column-gap: var(--col);
    align-items: end;
  }
  .capitulo__portada { grid-column: 1 / span 8; margin-inline: 0; }
  .capitulo__portada .lamina__pie { padding-inline: 0; }
  .capitulo__texto { grid-column: 9 / -1; padding-bottom: 2.4rem; }
  .capitulo--espejo .capitulo__portada { grid-column: 5 / -1; grid-row: 1; }
  .capitulo--espejo .capitulo__texto { grid-column: 1 / span 4; grid-row: 1; }

  .parada {
    grid-template-columns: repeat(12, minmax(0, 1fr)); column-gap: var(--col);
    align-items: start;
  }
  .parada__meta { grid-column: 1 / span 3; position: sticky; top: 2rem; }
  .parada .comp { grid-column: 4 / -1; }

  /* Composiciones — escritorio (9 columnas) */
  .comp {
    grid-template-columns: repeat(9, minmax(0, 1fr));
    row-gap: clamp(2rem, 4vw, 3.5rem);
    max-width: none;
    align-items: start;
  }

  /* Una sola foto: ocupa su parte del pliego y el epígrafe, en grande, llena el resto */
  .comp-0 .lamina, .comp-1 .lamina, .comp-1 .lamina.v, .parada:nth-child(even) .comp-1 .lamina.v {
    grid-column: 1 / -1;
    display: flex; align-items: center; gap: calc(var(--col) * 2);
  }
  .comp-1 .lamina .foto { flex: none; width: calc((100% - var(--col) * 8) / 9 * 6 + var(--col) * 5); }
  .comp-1 .lamina.v .foto { width: calc((100% - var(--col) * 8) / 9 * 4 + var(--col) * 3); }
  .comp-0 .lamina .foto { flex: none; width: calc((100% - var(--col) * 8) / 9 * 4 + var(--col) * 3); }
  .comp-0 .lamina__pie, .comp-1 .lamina__pie { flex: 1; margin: 0; max-width: 24rem; }
  .comp-0 .lamina__epi, .comp-1 .lamina__epi {
    font-style: italic; font-weight: 400;
    font-size: clamp(2.2rem, 1.2rem + 2.2vw, 3.3rem); line-height: 1.06; letter-spacing: -.01em;
  }
  .comp-0 .lamina__lugar, .comp-1 .lamina__lugar { display: block; margin-top: 1rem; }
  .comp-0 .lamina__lugar > span, .comp-1 .lamina__lugar > span { display: block; }
  .comp-0 .lamina__fecha::before, .comp-1 .lamina__fecha::before { content: none; }
  .parada:nth-child(even) .comp-0 .lamina, .parada:nth-child(even) .comp-1 .lamina { flex-direction: row-reverse; }
  .parada:nth-child(even) .comp-0 .lamina__pie, .parada:nth-child(even) .comp-1 .lamina__pie { text-align: right; }
  .parada:nth-child(even) .comp-0 .lamina__lugar, .parada:nth-child(even) .comp-1 .lamina__lugar { justify-content: flex-end; }

  .comp-2 .p1.h { grid-column: 1 / span 6; }
  .comp-2 .p1.v { grid-column: 1 / span 4; }
  .comp-2 .p2.v { grid-column: span 3 / -1; margin-top: clamp(3rem, 7vw, 6rem); }
  .comp-2 .p2.h { grid-column: span 5 / -1; margin-top: clamp(3rem, 7vw, 6rem); }
  .comp-2 .p1.h + .p2.h { grid-column: span 3 / -1; }

  .comp-3 .p1 { grid-row: 1 / span 2; align-self: center; }
  .comp-3 .p1.v { grid-column: 1 / span 4; }
  .comp-3 .p1.h { grid-column: 1 / span 5; }
  .comp-3 .p2 { grid-row: 1; }
  .comp-3 .p2.h { grid-column: span 5 / -1; }
  .comp-3 .p2.v { grid-column: span 3 / -1; }
  .comp-3 .p1.h ~ .p2.h { grid-column: span 4 / -1; }
  .comp-3 .p3 { grid-row: 2; }
  .comp-3 .p3.v { grid-column: 6 / span 3; }
  .comp-3 .p3.h { grid-column: 6 / span 4; }

  .comp-4 .p1 { grid-row: 1; }
  .comp-4 .p1.v { grid-column: 1 / span 4; }
  .comp-4 .p1.h { grid-column: 1 / span 5; }
  .comp-4 .p2 { grid-row: 1; margin-top: clamp(3rem, 7vw, 6rem); }
  .comp-4 .p2.v { grid-column: 6 / span 3; }
  .comp-4 .p2.h { grid-column: span 4 / -1; }
  .comp-4 .p3 { grid-row: 2; }
  .comp-4 .p3.v { grid-column: 2 / span 3; }
  .comp-4 .p3.h { grid-column: 1 / span 5; }
  .comp-4 .p4 { grid-row: 2; margin-top: clamp(2rem, 5vw, 4rem); }
  .comp-4 .p4.h { grid-column: 6 / span 4; }
  .comp-4 .p4.v { grid-column: 6 / span 3; }

  .capitulo--proximo .proximo__texto { grid-column: 4 / span 5; align-self: center; }
  .capitulo--proximo .capitulo__texto { padding-bottom: 0; }
  .capitulo--proximo .marco-vacio { grid-column: 10 / -1; justify-self: end; max-width: 21rem; }
}

/* ============================================================
   EN CIFRAS
   ============================================================ */

.cifras {
  background: var(--fondo-claro);
  border-block: 1px solid var(--filete-fuerte);
  padding-block: clamp(2.75rem, 7vw, 4.5rem);
}
.cifras__titulo { text-align: center; font-size: .86rem; }
.cifras__lista {
  display: grid; grid-template-columns: repeat(2, minmax(0, 1fr));
  margin-top: clamp(1.5rem, 4vw, 2.5rem);
  border-top: 1px solid var(--filete);
}
.cifras__item {
  container-type: inline-size;
  display: grid; grid-template-rows: minmax(clamp(3.8rem, 14vw, 7rem), auto) auto; align-content: start;
  padding: clamp(1.25rem, 4vw, 2rem) clamp(.75rem, 2.5vw, 1.75rem);
  text-align: center;
  border-bottom: 1px solid var(--filete);
}
.cifras__item:nth-child(odd) { border-right: 1px solid var(--filete); }
.cifras__valor {
  grid-row: 1; align-self: center;
  font-family: var(--numeros); font-weight: 400;
  font-size: clamp(3.8rem, 14vw, 7rem); line-height: 1;
  font-variant-numeric: oldstyle-nums proportional-nums;
  white-space: nowrap;
  color: var(--lacre);
}
@supports (font-size: 1cqi) {
  /* los valores largos («6/12/2024») se achican para entrar en su celda */
  .cifras__valor { font-size: min(clamp(3.8rem, 14vw, 7rem), calc(92cqi / var(--ancho, 1))); }
}
.cifras__etiqueta {
  grid-row: 2;
  margin-top: clamp(.9rem, 2.5vw, 1.5rem);
  font-style: italic; line-height: 1.3;
  text-wrap: balance;
}
@media (min-width: 56rem) {
  .cifras__lista { grid-template-columns: repeat(4, minmax(0, 1fr)); border-top: 0; }
  .cifras__item { border-bottom: 0; border-right: 0; }
  .cifras__item:nth-child(odd) { border-right: 0; }
  .cifras__item + .cifras__item { border-left: 1px solid var(--filete); }
}

/* ============================================================
   EL ÁLBUM
   ============================================================ */

.album { padding-block: var(--seccion); }
.album__grupo + .album__grupo { margin-top: clamp(3rem, 8vw, 5.5rem); }
.album__cab {
  display: flex; align-items: baseline; gap: .9rem;
  padding-bottom: .8rem; margin-bottom: clamp(1rem, 3vw, 1.5rem);
  border-bottom: 1px solid var(--filete-fuerte);
}
.album__rom { font-family: var(--titulos); font-style: italic; font-size: 1.7rem; line-height: 1; color: var(--lacre); }
.album__titulo { font-family: var(--titulos); font-weight: 500; font-size: clamp(1.8rem, 1.4rem + 1.6vw, 2.5rem); line-height: 1; }
.album__cuando {
  margin-left: auto; text-align: right;
  font-size: .8rem; font-weight: 500; letter-spacing: .16em; text-transform: uppercase; color: var(--tinta-2);
}
.album__lista {
  display: flex; flex-wrap: wrap;
  column-gap: clamp(.5rem, 1.4vw, 1rem);
}
/* Filas justificadas: el JS decide dónde corta cada fila según el ancho (s, m, l) */
.album__item {
  flex: var(--r) var(--r) 0;
  min-width: 0;
  margin-bottom: clamp(1rem, 2.4vw, 1.75rem);
}
.album__corte { display: none; flex: 0 0 100%; height: 0; margin: 0; padding: 0; }
@media (max-width: 39.99rem) { .album__corte--s { display: block; } }
@media (min-width: 40rem) and (max-width: 63.99rem) { .album__corte--m { display: block; } }
@media (min-width: 64rem) { .album__corte--l { display: block; } }
.album__item .lamina__pie { margin-top: .4rem; font-size: .8rem; line-height: 1.2; }
.album__item .lamina__num { margin: 0; font-size: 1em; letter-spacing: .14em; color: var(--tinta-2); }
.album__item .lamina__epi {
  display: block; margin-top: .2rem;
  overflow: hidden; white-space: nowrap; text-overflow: ellipsis;
  font-family: var(--titulos); font-size: 1.2rem; line-height: 1.25;
  color: var(--tinta);
  opacity: 0; transition: opacity .3s;
}
@media (hover: hover) {
  .album__item:hover .lamina__epi, .album__item:focus-within .lamina__epi { opacity: 1; }
}
@media (hover: none) {
  .album__item .lamina__epi { display: none; }
}

/* ============================================================
   RAZONES
   ============================================================ */

.razones {
  padding-block: var(--seccion);
  border-top: 1px solid var(--filete-fuerte);
}
.razones__grid { display: grid; row-gap: clamp(2rem, 6vw, 3rem); }
.razones__lado .cabecera { margin-bottom: clamp(1.75rem, 5vw, 2.5rem); }
.razones__foto { max-width: 19rem; }
.razones__lista { border-top: 1px solid var(--filete-fuerte); }
.razon {
  display: grid; grid-template-columns: 4.1rem minmax(0, 1fr);
  column-gap: clamp(.5rem, 2vw, 1.5rem);
  align-items: baseline;
  padding-block: clamp(1.15rem, 3.4vw, 1.9rem);
  border-bottom: 1px solid var(--filete);
}
.razon__num {
  font-family: var(--titulos); font-style: italic; font-weight: 500;
  font-size: clamp(1.15rem, 1rem + .5vw, 1.4rem); line-height: 1;
  color: var(--lacre);
  white-space: nowrap;
}
.razon__num b { font-family: var(--numeros); font-style: normal; font-weight: 400; font-size: 1.4em; margin-left: .22em; font-variant-numeric: oldstyle-nums; }
.razon__texto {
  font-family: var(--titulos); font-weight: 400;
  font-size: clamp(1.55rem, 1.2rem + 1.7vw, 2.35rem);
  line-height: 1.22;
  text-wrap: balance;
  /* subrayado de lápiz azul, como en un libro */
  text-decoration: underline;
  text-decoration-color: rgba(59, 91, 165, .38);
  text-decoration-thickness: .06em;
  text-underline-offset: .2em;
  text-decoration-skip-ink: none;
}
.razon:nth-child(even) .razon__texto { font-style: italic; }

@media (min-width: 56rem) {
  .razones__grid { grid-template-columns: repeat(12, minmax(0, 1fr)); column-gap: var(--col); align-items: start; }
  .razones__lado { grid-column: 1 / span 5; position: sticky; top: 2.5rem; }
  .razones__foto { max-width: 21rem; }
  .razones__lista { grid-column: 7 / -1; }
  .razon { grid-template-columns: 5.5rem minmax(0, 1fr); }
}

/* ============================================================
   LA CARTA
   ============================================================ */

.carta {
  background-color: var(--tela);
  background-image:
    radial-gradient(60rem 34rem at 50% 58%, rgba(255, 238, 244, .1), transparent 70%),
    linear-gradient(180deg, rgba(0, 0, 0, .25), transparent 18%, transparent 82%, rgba(0, 0, 0, .25)),
    var(--tela-fondo);
  color: var(--papel);
  padding-block: var(--seccion);
  overflow: hidden;
  overflow: clip; /* clip no crea contenedor de scroll: el botón sticky de la hoja sigue funcionando */
}
.carta .rotulo { color: #E3A5AE; }
.carta .capitulo__folio { border-top-color: rgba(255, 245, 243, .5); }
.carta .capitulo__folio .rotulo:last-child { color: rgba(255, 245, 243, .78); }
.carta .capitulo__romano { color: #E3A5AE; }
.carta #carta-cab { margin-bottom: clamp(1rem, 4vw, 2.5rem); }
.carta :focus-visible { outline-color: var(--papel); }

.sobre-escena {
  display: flex; justify-content: center;
  padding-top: clamp(3.25rem, 12vw, 5rem);
  transition: opacity .4s ease, transform .5s var(--suave);
}
.sobre-escena.ido { opacity: 0; transform: translateY(.75rem) scale(.985); }
.sobre-escena[hidden] { display: none; }

.sobre {
  -webkit-appearance: none; appearance: none;
  display: grid; justify-items: center; row-gap: clamp(1.75rem, 5vw, 2.5rem);
  width: min(100%, 33rem);
  margin: 0; padding: 0; border: 0; background: none;
  color: inherit; font: inherit; text-align: center;
  cursor: pointer;
  -webkit-tap-highlight-color: transparent;
}
.sobre:focus-visible { outline: 2px solid var(--papel); outline-offset: 12px; }

.sobre__cuerpo {
  position: relative; display: block;
  width: 100%; aspect-ratio: 3 / 2;
  perspective: 62rem;
  transform: rotate(-1.4deg);
  transition: transform .7s var(--suave);
}
.sobre__fondo, .sobre__frente, .sobre__pliegues { position: absolute; inset: 0; }
.sobre__fondo {
  background-color: #FCEEF1;
  background-image: linear-gradient(180deg, rgba(60, 20, 35, .18), rgba(60, 20, 35, 0) 40%), var(--patron-rosas);
  background-size: auto, clamp(46px, 11vw, 64px);
  border-radius: 5px;
  box-shadow: 0 34px 50px -26px rgba(0, 0, 0, .75), 0 6px 14px -6px rgba(0, 0, 0, .5);
}
.sobre__papel {
  position: absolute; left: 5%; right: 5%; top: 7%; bottom: 5%;
  z-index: 1;
  padding: 9% 12% 20%;
  background-image:
    repeating-linear-gradient(180deg, transparent 0 .82rem, rgba(42, 35, 32, .16) .82rem calc(.82rem + 1px)),
    linear-gradient(var(--papel-claro), var(--papel-claro));
  background-origin: content-box, border-box;
  background-clip: content-box, border-box;
  border-radius: 2px;
  box-shadow: 0 0 0 1px rgba(42, 35, 32, .08);
  transition: transform .85s var(--suave) .5s;
}
.sobre__frente {
  z-index: 2;
  background:
    linear-gradient(180deg, rgba(255, 255, 255, .32), rgba(255, 255, 255, 0) 55%),
    #EBE0C8;
  border-radius: 5px;
  clip-path: polygon(0 0, 50% 51%, 100% 0, 100% 100%, 0 100%);
}
.sobre__frente::after {
  /* solapa de abajo */
  content: ''; position: absolute; inset: 0;
  background: linear-gradient(0deg, #F4ECDA, #EFE5CF);
  clip-path: polygon(0 100%, 42% 49%, 46% 45%, 50% 44%, 54% 45%, 58% 49%, 100% 100%);
}
.sobre__pliegues { z-index: 2; width: 100%; height: 100%; }
.sobre__solapa {
  position: absolute; left: 0; right: 0; top: 0; height: 58%;
  z-index: 3;
  transform-origin: 50% 0;
  transform-style: preserve-3d;
  transition: transform .75s cubic-bezier(.45, .05, .25, 1) .28s, z-index 0s linear .62s;
}
.sobre__cara {
  position: absolute; inset: 0;
  -webkit-backface-visibility: hidden; backface-visibility: hidden;
  clip-path: polygon(0 0, 100% 0, 55% 91%, 52.5% 97%, 50% 99%, 47.5% 97%, 45% 91%);
}
.sobre__cara--afuera {
  background:
    linear-gradient(180deg, rgba(255, 255, 255, .5), rgba(255, 255, 255, 0) 70%),
    linear-gradient(180deg, #F3EAD7, #E6DAC0);
  filter: drop-shadow(0 2px 2px rgba(42, 35, 32, .3));
}
.sobre__cara--adentro {
  /* la cara interna va espejada: al abrirse la solapa queda con la punta hacia arriba */
  clip-path: polygon(0 100%, 100% 100%, 55% 9%, 52.5% 3%, 50% 1%, 47.5% 3%, 45% 9%);
  background-color: #FCEEF1;
  background-image: linear-gradient(0deg, rgba(60, 20, 35, .2), rgba(60, 20, 35, 0) 55%), var(--patron-rosas);
  background-size: auto, clamp(46px, 11vw, 64px);
  transform: rotateX(180deg);
}
.sobre__solapa::after {
  /* sombra que la solapa proyecta sobre el sobre */
  content: ''; position: absolute; inset: 4% 3% -5%;
  background: rgba(42, 35, 32, .32);
  clip-path: polygon(0 0, 100% 0, 50% 100%);
  filter: blur(7px);
  transform: translateZ(-1px);
  transition: opacity .3s;
}
.sobre__lacre {
  position: absolute; left: 50%; top: 57.5%; z-index: 4;
  width: clamp(4.4rem, 20%, 6.6rem); aspect-ratio: 1;
  margin: 0;
  transform: translate(-50%, -50%);
  filter: drop-shadow(0 4px 5px rgba(30, 10, 8, .5));
  transition: transform .5s var(--suave);
}
.sobre__mitad {
  position: absolute; inset: 0; width: 100%; height: 100%;
  transition: transform .55s var(--suave), opacity .45s ease .1s;
}
.sobre__mitad--izq { clip-path: polygon(0 0, 53% 0, 46% 21%, 56% 40%, 45% 59%, 55% 79%, 48% 100%, 0 100%); }
.sobre__mitad--der { clip-path: polygon(53% 0, 100% 0, 100% 100%, 48% 100%, 55% 79%, 45% 59%, 56% 40%, 46% 21%); }

.sobre__texto { display: grid; row-gap: .35rem; transition: opacity .4s; }
.sobre__para {
  font-family: var(--firma);
  font-size: clamp(2.4rem, 1.8rem + 3vw, 3.4rem);
  line-height: 1.05;
}
.sobre__pista {
  font-size: .86rem; font-weight: 500; letter-spacing: .2em; text-transform: uppercase;
  color: #E3A5AE;
}

@media (hover: hover) {
  .sobre:not(.abierto):hover .sobre__cuerpo { transform: rotate(0deg) translateY(-.4rem); }
  .sobre:not(.abierto):hover .sobre__lacre { transform: translate(-50%, -50%) scale(1.06) rotate(-4deg); }
}
.sobre:not(.abierto):active .sobre__lacre { transform: translate(-50%, -50%) scale(.95); }

/* Abierto */
.sobre.abierto { cursor: default; }
.sobre.abierto .sobre__cuerpo { transform: rotate(0deg) translateY(25%); }
.sobre.abierto:focus-visible { outline-color: transparent; }
.sobre.abierto .sobre__solapa { transform: rotateX(180deg); z-index: 0; }
.sobre.abierto .sobre__solapa::after { opacity: 0; }
.sobre.abierto .sobre__papel { transform: translateY(-54%); }
.sobre.abierto .sobre__mitad--izq { transform: translate(-22%, 10%) rotate(-16deg); opacity: 0; }
.sobre.abierto .sobre__mitad--der { transform: translate(22%, 14%) rotate(18deg); opacity: 0; }
.sobre.abierto .sobre__texto { opacity: 0; }

/* La hoja */
.hoja { max-width: 41rem; margin-inline: auto; outline: none; }
.hoja[hidden] { display: none; }
.hoja__papel {
  position: relative;
  padding: clamp(2.25rem, 8vw, 4.75rem) clamp(1.5rem, 8vw, 4.75rem) clamp(2.5rem, 8vw, 4.5rem);
  background: var(--papel-claro);
  color: var(--tinta);
  border-radius: 2px;
  box-shadow: 0 50px 80px -44px rgba(0, 0, 0, .9), 0 10px 26px -12px rgba(0, 0, 0, .5);
}
.hoja__papel::before {
  /* marcas del plegado: el JS las ubica en el blanco entre párrafos */
  content: ''; position: absolute; inset: 0; pointer-events: none;
  --p1: var(--pliegue-1, 33.3%);
  --p2: var(--pliegue-2, 66.6%);
  background:
    linear-gradient(180deg, transparent calc(var(--p1) - 1px), rgba(42, 35, 32, .09) var(--p1), rgba(255, 255, 255, .7) calc(var(--p1) + 1px), transparent calc(var(--p1) + 9px)),
    linear-gradient(180deg, transparent calc(var(--p2) - 1px), rgba(42, 35, 32, .09) var(--p2), rgba(255, 255, 255, .7) calc(var(--p2) + 1px), transparent calc(var(--p2) + 9px));
  opacity: 0;
  transition: opacity .6s;
}
.hoja__papel.con-pliegues::before { opacity: 1; }
@media (max-width: 39.99rem) {
  .hoja__papel.con-pliegues::before { opacity: .6; }
}
.hoja.entra .hoja__papel { animation: hoja-entra .75s var(--suave) both; }
@keyframes hoja-entra {
  from { opacity: 0; transform: translateY(2rem) scale(.975); }
  to { opacity: 1; transform: none; }
}
.hoja__membrete {
  display: flex; align-items: center; justify-content: center; gap: .9rem;
  margin-bottom: clamp(1.75rem, 6vw, 3rem);
  font-size: .8rem; font-weight: 500; letter-spacing: .3em; text-transform: uppercase;
  color: var(--lacre);
}
.hoja__membrete::before, .hoja__membrete::after { content: ''; width: 2.5rem; height: 1px; background: currentColor; opacity: .5; }

.hoja__texto { position: relative; }
.hoja__texto p {
  font-family: var(--titulos);
  font-style: italic; font-weight: 500;
  font-size: clamp(1.36rem, 1.14rem + 1vw, 1.72rem);
  line-height: 1.46;
}
.hoja__texto p + p { margin-top: 1.05em; }
.hoja__texto .hoja__saludo {
  font-weight: 600;
  font-size: clamp(1.9rem, 1.5rem + 1.8vw, 2.5rem);
  line-height: 1.1;
  margin-bottom: .2em;
}
.hoja__texto .hoja__despedida { margin-top: 1.7em; text-align: right; }
.hoja__texto .hoja__firma {
  margin-top: .1em;
  display: flex; justify-content: flex-end; align-items: baseline; gap: .12em;
  font-family: var(--firma); font-style: normal; font-weight: 400;
  font-size: clamp(3.6rem, 2.6rem + 5vw, 5.4rem);
  line-height: 1.15;
  padding-right: .1em;
}
.firma__corazon {
  flex: none;
  width: .3em; height: .3em;
  color: var(--fucsia);
  transform-origin: 50% 80%;
}

/* Escritura línea por línea */
.hoja.por-escribir .hoja__texto { visibility: hidden; }
.renglon {
  display: block; width: -moz-fit-content; width: fit-content;
  white-space: nowrap;
}
.hoja__despedida .renglon { margin-left: auto; }
.hoja.escribiendo .renglon {
  -webkit-mask-image: linear-gradient(90deg, #000 0, #000 44%, transparent 50%);
  mask-image: linear-gradient(90deg, #000 0, #000 44%, transparent 50%);
  -webkit-mask-size: 300% 100%; mask-size: 300% 100%;
  -webkit-mask-repeat: no-repeat; mask-repeat: no-repeat;
  -webkit-mask-position: 100% 0; mask-position: 100% 0;
  animation: tinta var(--dur, 800ms) linear var(--ret, 0ms) forwards;
}
@keyframes tinta {
  to { -webkit-mask-position: 0 0; mask-position: 0 0; }
}
.hoja.escribiendo .firma__corazon { opacity: 0; animation: late .6s var(--suave) var(--ret, 0ms) forwards; }
@keyframes late {
  0% { opacity: 0; transform: scale(.2); }
  60% { opacity: 1; transform: scale(1.25); }
  100% { opacity: 1; transform: scale(1); }
}

.hoja__acciones {
  display: flex; justify-content: center;
  margin-top: clamp(1.5rem, 4vw, 2.25rem);
  min-height: 2.75rem;
}
.boton-linea {
  -webkit-appearance: none; appearance: none;
  min-height: 2.75rem; padding: .4rem .9rem;
  border: 0; background: none;
  font: inherit; font-size: .84rem; font-weight: 500; letter-spacing: .2em; text-transform: uppercase;
  color: var(--papel);
  cursor: pointer;
  text-decoration: underline; text-decoration-thickness: 1px; text-underline-offset: .45em;
  text-decoration-color: rgba(255, 245, 243, .45);
  transition: text-decoration-color .25s, color .25s;
}
.boton-linea:hover { color: #F3C6CC; text-decoration-color: currentColor; }
.hoja__saltar, .hoja__guardar { display: none; }
.hoja.escribiendo .hoja__saltar { display: inline-block; }
/* mientras se escribe, «Ver la carta completa» queda a mano, pegado al borde de abajo */
.hoja.escribiendo .hoja__acciones {
  position: sticky; bottom: max(1rem, env(safe-area-inset-bottom));
  z-index: 2;
  pointer-events: none;
}
.hoja.escribiendo .hoja__saltar {
  pointer-events: auto;
  padding-inline: 1.25rem;
  border-radius: 999px;
  background: rgba(19, 28, 58, .92);
  box-shadow: 0 10px 24px -10px rgba(0, 0, 0, .7), 0 0 0 1px rgba(255, 245, 243, .22);
  -webkit-backdrop-filter: blur(6px); backdrop-filter: blur(6px);
}
.hoja.escrita .hoja__guardar { display: inline-block; }

/* ============================================================
   PIE
   ============================================================ */

.pie {
  background-color: var(--tela);
  background-image: radial-gradient(70rem 30rem at 50% 0%, rgba(255, 255, 255, .07), transparent 70%), var(--tela-fondo);
  color: var(--papel);
  padding-bottom: calc(clamp(2rem, 5vw, 3rem) + env(safe-area-inset-bottom, 0px));
  text-align: center;
}
.pie > .contenedor { padding-top: clamp(3.25rem, 9vw, 6.5rem); }
.franja-rosas--pie { border-top: 0; }
.pie__emblema { width: clamp(92px, 24vw, 132px); height: auto; margin: 0 auto clamp(1.5rem, 4vw, 2.5rem); }
.pie ::selection { background: var(--papel); color: var(--lacre); }
.pie :focus-visible { outline-color: var(--papel); }
.pie a:hover { color: #fff; }
.pie__continuara {
  font-family: var(--titulos); font-style: italic; font-weight: 300;
  font-size: clamp(3.6rem, 17vw, 11rem);
  line-height: .9; letter-spacing: -.02em;
}
.pie .filete { max-width: 30rem; margin: clamp(2rem, 6vw, 3.5rem) auto 0; color: var(--papel); }
.pie__cierre {
  text-wrap: balance;
  margin-top: clamp(1.75rem, 5vw, 2.5rem);
  font-family: var(--titulos); font-style: italic;
  font-size: clamp(1.6rem, 1.3rem + 1.4vw, 2.2rem); line-height: 1.2;
}
.pie__colofon {
  max-width: 30rem; margin: 1rem auto 0; text-wrap: balance;
  font-size: .78rem; font-weight: 500; letter-spacing: .14em; text-transform: uppercase; line-height: 1.7;
  color: rgba(255, 245, 243, .86);
}
.pie__colofon span { display: inline-block; }
.pie__enlaces {
  display: flex; flex-wrap: wrap; justify-content: center; gap: 0 1.75rem;
  margin-top: clamp(2rem, 6vw, 3.5rem);
  font-size: .9rem;
}
.pie__enlaces a { display: inline-flex; align-items: center; min-height: 2.75rem; padding-inline: .4rem; }
.volver-demo { font-style: italic; color: rgba(255, 245, 243, .86); }

/* ============================================================
   VISOR
   ============================================================ */

html.sin-scroll, html.sin-scroll body { overflow: hidden; }
html.sin-scroll body { padding-right: var(--barra, 0px); }

.visor {
  width: 100vw; max-width: 100vw;
  height: 100vh; height: 100dvh; max-height: none;
  margin: 0; padding: 0; border: 0;
  background: rgba(14, 19, 40, .975);
  color: var(--papel);
  overflow: hidden;
  overscroll-behavior: contain;
}
.visor::backdrop { background: rgba(14, 19, 40, .7); }
.visor[open] {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  grid-template-rows: auto minmax(0, 1fr) auto;
  grid-template-areas: "barra barra barra" "escena escena escena" "ant pie sig";
  animation: visor-entra .3s ease both;
}
@keyframes visor-entra { from { opacity: 0; } to { opacity: 1; } }
.visor :focus-visible { outline-color: var(--papel); outline-offset: 2px; }

.visor__barra {
  grid-area: barra;
  display: flex; align-items: center; justify-content: space-between;
  padding: calc(.5rem + env(safe-area-inset-top, 0px)) calc(.5rem + env(safe-area-inset-right, 0px)) .5rem calc(clamp(1rem, 4vw, 2rem) + env(safe-area-inset-left, 0px));
}
.visor__cuenta { font-size: .82rem; font-weight: 500; letter-spacing: .2em; text-transform: uppercase; color: rgba(255, 245, 243, .82); }
.visor__btn {
  -webkit-appearance: none; appearance: none;
  display: grid; place-items: center;
  width: 3rem; height: 3rem; padding: 0;
  border: 1px solid transparent; border-radius: 50%;
  background: none; color: var(--papel);
  cursor: pointer;
  transition: background-color .25s, border-color .25s, transform .25s var(--suave);
}
.visor__btn:hover { background: rgba(255, 245, 243, .12); border-color: rgba(255, 245, 243, .3); }
.visor__btn:active { transform: scale(.94); }
.visor__nav { align-self: center; border-color: rgba(255, 245, 243, .3); margin: 0 .6rem; }
.visor__nav--ant { grid-area: ant; }
.visor__nav--ant svg { transform: rotate(180deg); }
.visor__nav--sig { grid-area: sig; }

.visor__escena {
  grid-area: escena;
  position: relative; min-height: 0; min-width: 0;
  margin: 0 clamp(.5rem, 2vw, 1.5rem);
  container-type: size;
  cursor: zoom-out;
}
.visor__img {
  position: absolute; inset: 0; margin: auto;
  max-width: 100%; max-height: 100%;
  width: auto; height: auto;
  object-fit: contain;
  cursor: default;
  box-shadow: 0 30px 60px -30px rgba(0, 0, 0, .8);
  transition: opacity .3s ease;
}
@supports (width: 1cqw) {
  .visor__img {
    width: min(100cqw, calc(100cqh * var(--r, 1)));
    height: auto;
    aspect-ratio: var(--r, 1);
  }
}
.visor__img.cambia { opacity: 0; }
.visor__img.recortada { object-fit: cover; aspect-ratio: var(--r, 1); }

.visor__pie {
  grid-area: pie;
  align-self: center;
  padding: .9rem .25rem calc(1.1rem + env(safe-area-inset-bottom, 0px));
  text-align: center;
  min-height: 6.2rem;
  display: grid; align-content: center;
}
.visor__epigrafe {
  font-family: var(--titulos); font-style: italic; font-weight: 500;
  font-size: clamp(1.3rem, 1.1rem + .9vw, 1.75rem); line-height: 1.18;
  text-wrap: balance;
}
.visor__datos span { display: block; }
.visor__datos {
  margin-top: .45rem;
  font-size: .76rem; font-weight: 500; letter-spacing: .16em; text-transform: uppercase; line-height: 1.5;
  color: rgba(255, 245, 243, .82);
  text-wrap: balance;
}

@media (min-width: 56rem) {
  .visor[open] { grid-template-areas: "barra barra barra" "ant escena sig" "pie pie pie"; }
  .visor__nav { margin: 0 1.25rem; width: 3.5rem; height: 3.5rem; }
  .visor__datos span { display: inline; }
  .visor__datos span + span::before { content: '· '; }
  .visor__escena { margin: 0; }
  .visor__pie { padding-bottom: 1.5rem; }
}

.sin-js { margin: 0; padding: 1.25rem var(--margen); text-align: center; font-style: italic; background: var(--papel-2); }

/* ============================================================
   Movimiento reducido
   ============================================================ */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: .01ms !important;
    animation-delay: 0s !important;
    animation-iteration-count: 1 !important;
    transition-duration: .01ms !important;
    transition-delay: 0s !important;
    scroll-behavior: auto !important;
  }
  .espera { opacity: 1; transform: none; }
}

/* iPhone: sin zoom por doble toque (tocar dos veces rápido un botón no agranda la página).
   El zoom con dos dedos sigue funcionando. */
html { touch-action: manipulation; }