/* ===================================================
   DOLLY BEATRIZ | LUXURY REAL ESTATE
   PRESENTACIÓN EDITORIAL REFINADA

   Archivo: css/presentacion.css

   Mantiene:
   - Identidad café, crema y arena
   - Retrato original y marco doble
   - Composición editorial
   - Movimiento interactivo
   - Entrada cinematográfica
   - Diseño responsive
   =================================================== */


/* ===================================================
   01. CONTENEDOR PRINCIPAL
   =================================================== */

main > .carta-presentacion {
  position: relative;
  isolation: isolate;

  display: grid;
  grid-template-columns:
    minmax(0, 0.86fr)
    minmax(0, 1.14fr);

  align-items: center;

  gap: clamp(45px, 6vw, 90px);

  width: 100%;
  min-height: 100svh;

  padding:
    clamp(72px, 8vw, 116px)
    max(
      var(--margen),
      calc((100% - 1240px) / 2)
    );

  background: var(--cafe);
  color: var(--crema);

  overflow: hidden;
}


/* ===================================================
   02. AMBIENTACIÓN DE FONDO
   =================================================== */

.carta-ambiente {
  position: absolute;
  inset: 0;

  z-index: -1;
  pointer-events: none;

  background:
    radial-gradient(
      ellipse 56% 68% at 72% 32%,
      rgba(215, 194, 161, 0.095) 0%,
      transparent 72%
    ),
    radial-gradient(
      ellipse 42% 60% at 16% 82%,
      rgba(102, 84, 67, 0.17) 0%,
      transparent 78%
    );

  opacity: 0.85;
}


/* Línea editorial inferior */

main > .carta-presentacion::after {
  content: "";

  position: absolute;

  left: var(--margen);
  right: var(--margen);
  bottom: 0;

  height: 1px;

  background:
    linear-gradient(
      90deg,
      transparent,
      rgba(215, 194, 161, 0.32),
      transparent
    );

  pointer-events: none;
}


/* ===================================================
   03. RETRATO EDITORIAL
   =================================================== */

.carta-retrato {
  --giro-x: 0deg;
  --giro-y: 0deg;
  --luz-x: 50%;
  --luz-y: 50%;

  position: relative;
  isolation: isolate;

  justify-self: center;

  width: 100%;
  max-width: 375px;
  min-width: 0;

  height: auto;
  min-height: 0;

  margin: 0 0 27px;
  padding: 12px;

  background: transparent;

  border:
    1px solid rgba(215, 194, 161, 0.75);

  box-shadow:
    0 25px 65px rgba(0, 0, 0, 0.15);

  transition:
    transform 650ms cubic-bezier(.22, 1, .36, 1),
    border-color 350ms ease,
    box-shadow 450ms ease;
}


/* Marco exterior desplazado */

.carta-retrato::before {
  content: "";

  position: absolute;

  inset: 9px -9px -9px 9px;

  z-index: -1;

  border-right:
    1px solid rgba(215, 194, 161, 0.45);

  border-bottom:
    1px solid rgba(215, 194, 161, 0.45);

  pointer-events: none;

  transition:
    border-color 400ms ease;
}


/* Imagen original */

.carta-retrato img {
  position: relative;

  display: block;

  width: 100%;
  height: auto;

  object-fit: cover;

  border: 0;
}


/* Firma editorial bajo el marco */

.carta-retrato-firma {
  position: absolute;

  right: 0;
  bottom: -31px;

  color: rgba(215, 194, 161, 0.8);

  font-family: var(--fuente-texto);

  font-size: 9px;
  font-weight: 500;

  letter-spacing: 0.18em;
  line-height: 1.5;

  text-align: right;
  text-transform: uppercase;

  white-space: nowrap;
}


/* Reflejo delicado alrededor del marco */

.carta-retrato::after {
  content: "";

  position: absolute;
  inset: -1px;

  z-index: 2;

  padding: 1px;

  background:
    radial-gradient(
      circle 150px at
      var(--luz-x) var(--luz-y),
      var(--crema) 0%,
      var(--arena) 35%,
      transparent 75%
    );

  -webkit-mask:
    linear-gradient(#fff 0 0) content-box,
    linear-gradient(#fff 0 0);

  -webkit-mask-composite: xor;

  mask:
    linear-gradient(#fff 0 0) content-box,
    linear-gradient(#fff 0 0);

  mask-composite: exclude;

  opacity: 0;

  pointer-events: none;

  transition: opacity 450ms ease;
}


/* ===================================================
   04. CONTENIDO DERECHO
   =================================================== */

.carta-contenido {
  position: relative;
  z-index: 1;

  display: flex;
  flex-direction: column;
  align-items: flex-start;

  width: 100%;
  max-width: 620px;

  min-width: 0;

  padding: 0;
}


/* ===================================================
   05. IDENTIDAD DE DOLLY
   =================================================== */

.carta-identidad {
  width: 100%;

  padding-bottom: 25px;

  border-bottom:
    1px solid rgba(215, 194, 161, 0.20);
}

.carta-etiqueta {
  margin: 0 0 15px;

  color: var(--arena);

  font-family: var(--fuente-texto);

  font-size: 10px;
  font-weight: 600;

  line-height: 1.6;
  letter-spacing: 0.25em;

  text-transform: uppercase;
}

.carta-contenido h1 {
  margin: 0 0 15px;

  color: var(--crema);

  font-family: var(--fuente-titulos);

  font-size: clamp(54px, 5.2vw, 82px);
  font-weight: 400;

  line-height: 1.02;
  letter-spacing: -0.052em;
}


/* Cargo profesional */

.carta-especialidad {
  margin: 0;

  color: rgba(238, 233, 223, 0.77);

  font-family: var(--fuente-texto);

  font-size: 10px;
  font-weight: 500;

  letter-spacing: 0.19em;
  line-height: 1.7;

  text-transform: uppercase;
}


/* ===================================================
   06. BOTONES EXCLUSIVOS DE LA PORTADA
   =================================================== */

.carta-contactos {
  display: grid;

  grid-template-columns:
    repeat(2, minmax(0, 1fr));

  gap: 11px;

  width: 100%;
  max-width: 470px;

  margin: 22px 0 27px;
}

.carta-boton {
  display: flex;
  align-items: center;
  gap: 12px;

  min-width: 0;
  min-height: 59px;

  padding: 11px 14px;

  background:
    rgba(247, 244, 238, 0.025);

  border:
    1px solid rgba(215, 194, 161, 0.24);

  border-radius: 2px;

  color: var(--crema);
  text-decoration: none;

  transition:
    background 350ms ease,
    border-color 350ms ease,
    transform 350ms ease;
}


/* Iconos circulares */

.carta-boton-icono {
  flex: 0 0 29px;

  display: inline-flex;
  justify-content: center;
  align-items: center;

  width: 29px;
  height: 29px;

  border:
    1px solid rgba(215, 194, 161, 0.4);

  border-radius: 50%;

  color: var(--arena);

  font-family: Arial, sans-serif;
  font-size: 13px;

  line-height: 1;
}


/* Nombre del botón */

.carta-boton-texto {
  flex: 1;

  min-width: 0;

  color: var(--crema);

  font-family: var(--fuente-texto);
  font-size: 12px;
  font-weight: 500;

  letter-spacing: 0.01em;
}


/* Flecha */

.carta-boton-flecha {
  flex: 0 0 auto;

  color: var(--arena);

  font-size: 15px;

  transition: transform 350ms ease;
}


/* ===================================================
   07. BIOGRAFÍA
   =================================================== */

.carta-biografia {
  width: 100%;
  max-width: 580px;

  padding: 0;

  border: none;
}


/* Título editorial de biografía */

.carta-biografia .carta-introduccion {
  margin: 0 0 20px;

  color: var(--crema);

  font-family: var(--fuente-titulos);

  font-size: clamp(26px, 2.5vw, 35px);
  font-weight: 400;

  line-height: 1.28;
  letter-spacing: -0.025em;

  text-wrap: balance;
}

.carta-introduccion em {
  color: var(--arena);

  font-style: italic;
  font-weight: 400;
}


/* Párrafos */

.carta-biografia p:not(.carta-introduccion) {
  margin: 0 0 15px;

  color: rgba(238, 233, 223, 0.83);

  font-family: var(--fuente-texto);

  font-size: 14px;

  line-height: 1.78;
}

.carta-biografia p:last-child {
  margin-bottom: 0;
}


/* ===================================================
   08. DESCUBRIR LA COLECCIÓN
   =================================================== */

.carta-continuar {
  display: inline-flex;
  align-items: center;
  justify-content: space-between;

  gap: 32px;

  min-height: 47px;

  margin-top: 28px;

  padding: 7px 0;

  border-bottom:
    1px solid rgba(215, 194, 161, 0.7);

  color: var(--arena);

  font-family: var(--fuente-texto);

  font-size: 10px;
  font-weight: 600;

  line-height: 1.5;
  letter-spacing: 0.16em;

  text-decoration: none;
  text-transform: uppercase;

  transition:
    color 300ms ease,
    border-color 300ms ease;
}

.carta-continuar-flecha {
  display: inline-block;

  font-size: 22px;
  font-weight: 400;

  transition: transform 350ms ease;
}


/* ===================================================
   09. INTERACCIONES FINAS
   =================================================== */

@media (hover: hover) and (pointer: fine) {

  .carta-boton:hover {
    background:
      rgba(215, 194, 161, 0.095);

    border-color:
      rgba(215, 194, 161, 0.67);

    transform: translateY(-2px);
  }

  .carta-boton:hover .carta-boton-flecha {
    transform: translate(2px, -2px);
  }

  .carta-continuar:hover {
    color: var(--crema);

    border-color: var(--crema);
  }

  .carta-continuar:hover .carta-continuar-flecha {
    transform: translate(4px, 3px);
  }

  .carta-retrato.retrato-activo {
    border-color: var(--crema);

    box-shadow:
      0 30px 75px rgba(0, 0, 0, 0.22);
  }

  .carta-retrato.retrato-activo::after {
    opacity: 0.8;
  }

  .carta-retrato:hover::before {
    border-color: var(--arena);
  }

}


/* ===================================================
   10. MOVIMIENTO CONTROLADO DEL RETRATO
   =================================================== */

@media
  (hover: hover) and
  (pointer: fine) and
  (prefers-reduced-motion: no-preference) {

  .carta-retrato {
    transform:
      perspective(1000px)
      rotateX(var(--giro-x))
      rotateY(var(--giro-y));
  }

}


/* ===================================================
   11. ENTRADA EDITORIAL
   Compatible con la clase entrada-luxury
   =================================================== */

@keyframes carta-revelar-foto {
  from {
    opacity: 0;
    clip-path: inset(0 0 100% 0);
  }

  to {
    opacity: 1;
    clip-path: inset(0 0 0 0);
  }
}

@keyframes carta-revelar-texto {
  from {
    opacity: 0;
    transform: translateY(16px);
  }

  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@media (prefers-reduced-motion: no-preference) {

  .entrada-luxury .carta-retrato img {
    animation:
      carta-revelar-foto
      1000ms cubic-bezier(.22, 1, .36, 1)
      both;
  }

  .entrada-luxury .carta-identidad {
    animation:
      carta-revelar-texto
      800ms cubic-bezier(.22, 1, .36, 1)
      120ms both;
  }

  .entrada-luxury .carta-contactos {
    animation:
      carta-revelar-texto
      800ms cubic-bezier(.22, 1, .36, 1)
      260ms both;
  }

  .entrada-luxury .carta-biografia {
    animation:
      carta-revelar-texto
      850ms cubic-bezier(.22, 1, .36, 1)
      390ms both;
  }

  .entrada-luxury .carta-continuar {
    animation:
      carta-revelar-texto
      750ms cubic-bezier(.22, 1, .36, 1)
      520ms both;
  }

}


/* ===================================================
   12. TABLET
   =================================================== */

@media (max-width: 1000px) {

  main > .carta-presentacion {
    gap: clamp(28px, 4vw, 48px);

    padding: 65px var(--margen);
  }

  .carta-retrato {
    max-width: 335px;
  }

  .carta-contenido h1 {
    font-size: clamp(49px, 5.7vw, 70px);
  }

  .carta-contactos {
    grid-template-columns: 1fr;
    max-width: 245px;
  }

  .carta-biografia p:not(.carta-introduccion) {
    font-size: 13px;
  }

}


/* ===================================================
   13. CELULAR
   =================================================== */

@media (max-width: 800px) {

  main > .carta-presentacion {
    grid-template-columns: 1fr;

    gap: 47px;

    min-height: 0;

    padding: 48px var(--margen) 76px;
  }

  .carta-retrato {
    width: 100%;
    max-width: 335px;

    justify-self: center;
  }

  .carta-contenido {
    justify-self: center;

    width: 100%;
    max-width: 600px;
  }

  .carta-contenido h1 {
    font-size: clamp(48px, 10vw, 72px);
  }

  .carta-contactos {
    grid-template-columns:
      repeat(2, minmax(0, 1fr));

    max-width: 470px;
  }

  .carta-biografia .carta-introduccion {
    font-size: clamp(27px, 5vw, 34px);
  }

  .carta-biografia p:not(.carta-introduccion) {
    font-size: 14px;
  }

}


/* ===================================================
   14. MÓVILES PEQUEÑOS
   =================================================== */

@media (max-width: 480px) {

  main > .carta-presentacion {
    padding: 36px 22px 65px;
    gap: 44px;
  }

  .carta-retrato {
    max-width: 290px;
    padding: 9px;
  }

  .carta-retrato-firma {
    font-size: 8px;
    letter-spacing: 0.11em;
  }

  .carta-contenido h1 {
    font-size: clamp(43px, 11vw, 59px);
  }

  .carta-etiqueta {
    font-size: 9px;
  }

  .carta-contactos {
    grid-template-columns: 1fr;
    max-width: 100%;
  }

  .carta-boton {
    min-height: 54px;
  }

  .carta-biografia .carta-introduccion {
    font-size: 27px;
  }

  .carta-continuar {
    letter-spacing: 0.10em;
  }

}


/* ===================================================
   15. ACCESIBILIDAD Y MOVIMIENTO REDUCIDO
   =================================================== */

.carta-boton:focus-visible,
.carta-continuar:focus-visible {
  outline: 2px solid var(--arena);
  outline-offset: 4px;
}

@media (prefers-reduced-motion: reduce) {

  .carta-retrato,
  .carta-retrato::after,
  .carta-boton,
  .carta-boton-flecha,
  .carta-continuar,
  .carta-continuar-flecha {
    animation: none !important;
    transition: none !important;
    transform: none !important;
  }

}

/* ICONOS SVG — PRESENTACIÓN */

.carta-boton-icono svg {
  display: block;
  width: 16px;
  height: 16px;
}

.carta-boton-flecha svg {
  display: block;
  width: 16px;
  height: 16px;
}

.carta-boton-icono,
.carta-boton-flecha {
  flex-shrink: 0;
}
/* =========================================
   SAFE AREA PARA IPHONE
   ========================================= */

:root {
  --safe-top: env(safe-area-inset-top, 0px);
  --safe-right: env(safe-area-inset-right, 0px);
  --safe-bottom: env(safe-area-inset-bottom, 0px);
  --safe-left: env(safe-area-inset-left, 0px);
}

body {
  padding-left: var(--safe-left);
  padding-right: var(--safe-right);
}

/* PRESENTACIÓN PRINCIPAL */
@media (max-width: 768px) {
  .carta-presentacion {
    padding-top: calc(26px + var(--safe-top));
  }

  .carta-contenido {
    padding-top: 8px;
  }

  .carta-etiqueta {
    margin-bottom: 14px;
  }

  .carta-presentacion h1,
  .carta-contenido h1,
  #nombre-dolly {
    font-size: clamp(46px, 12vw, 74px);
    line-height: 0.96;
  }
}
/* =========================================
   SELECTOR DE IDIOMA
   ========================================= */

.selector-idioma {
  position: absolute;
  top: calc(20px + var(--safe-top, 0px));
  right: clamp(18px, 4vw, 48px);
  z-index: 40;

  display: inline-flex;
  align-items: center;
  gap: 8px;
}

.idioma-boton {
  appearance: none;
  border: 1px solid rgb(255 255 255 / 28%);
  background: rgb(255 255 255 / 8%);
  color: #f5efe7;

  min-width: 42px;
  height: 38px;
  padding: 0 12px;

  font-size: 11px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  cursor: pointer;

  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);

  transition:
    background 220ms ease,
    color 220ms ease,
    border-color 220ms ease,
    transform 220ms ease;
}

.idioma-boton.is-active {
  background: var(--arena);
  border-color: var(--arena);
  color: var(--cafe);
}

@media (hover: hover) and (pointer: fine) {
  .idioma-boton:hover {
    transform: translateY(-1px);
    border-color: rgb(255 255 255 / 45%);
  }
}

@media (max-width: 768px) {
  .selector-idioma {
    top: calc(16px + var(--safe-top, 0px));
    right: 16px;
  }

  .idioma-boton {
    min-width: 38px;
    height: 34px;
    font-size: 10px;
  }
}

.carta-continuar-flecha svg {
  display: block;
  width: 19px;
  height: 19px;
}


/* =========================================
   DOLLY BEATRIZ · BLOQUE EDITORIAL EB-5
   ========================================= */

.carta-eb5 {
  width: 100%;
  max-width: 580px;

  margin-top: clamp(22px, 2.8vw, 32px);
  padding-top: clamp(19px, 2.4vw, 27px);

  border-top: 1px solid rgba(215, 194, 161, 0.24);
}

/* Etiqueta superior */

.carta-eb5-etiqueta {
  margin: 0 0 12px;

  color: var(--arena);
  font-family: var(--fuente-texto);

  font-size: 9px;
  font-weight: 600;
  line-height: 1.6;
  letter-spacing: 0.19em;

  text-transform: uppercase;
}

/* Título editorial */

.carta-eb5-titulo {
  max-width: 560px;
  margin: 0 0 12px;

  color: var(--crema);
  font-family: var(--fuente-titulos);

  font-size: clamp(24px, 2.3vw, 32px);
  font-weight: 400;
  line-height: 1.24;
  letter-spacing: -0.025em;

  text-wrap: balance;
}

.carta-eb5-titulo em {
  color: var(--arena);
  font-style: italic;
  font-weight: 400;
}

/* Descripción */

.carta-eb5-descripcion {
  max-width: 540px;
  margin: 0;

  color: rgba(238, 233, 223, 0.82);
  font-family: var(--fuente-texto);

  font-size: 13px;
  line-height: 1.75;
}

/* Aparición elegante */

@media (prefers-reduced-motion: no-preference) {
  .entrada-luxury .carta-eb5 {
    animation:
      carta-revelar-texto
      850ms cubic-bezier(.22, 1, .36, 1)
      510ms both;
  }
}

/* Tablet */

@media (max-width: 1000px) {
  .carta-eb5-titulo {
    font-size: clamp(23px, 2.8vw, 29px);
  }

  .carta-eb5-descripcion {
    font-size: 12.5px;
  }
}

/* Celulares */

@media (max-width: 800px) {
  .carta-eb5 {
    max-width: 100%;
    margin-top: 27px;
    padding-top: 23px;
  }

  .carta-eb5-titulo {
    font-size: clamp(25px, 5vw, 31px);
  }

  .carta-eb5-descripcion {
    font-size: 14px;
  }
}

/* Móviles pequeños */

@media (max-width: 480px) {
  .carta-eb5-etiqueta {
    font-size: 8px;
    letter-spacing: 0.13em;
  }

  .carta-eb5-titulo {
    font-size: 26px;
  }

  .carta-eb5-descripcion {
    font-size: 13px;
    line-height: 1.75;
  }
}