/* ============================================================
   Vianova — Landing one page
   Mobile-first (~390px), responsive hasta desktop.
   ============================================================ */

/* Tipografía de marca: PMN Caecilia Sans (Adobe Fonts / Typekit).
   El kit se carga desde use.typekit.net en el <head> del HTML. */

:root {
  /* Paleta de marca */
  --celeste-claro: #d6f3f7;
  --celeste-medio: #97c4d7;
  --azul-profundo: #7195af;
  --durazno-claro: #f0bba9;
  --terracota: #df9475;

  /* Derivados para asegurar contraste AA */
  --tinta: #3d5266;            /* texto de cuerpo sobre fondos claros */
  --tinta-titular: #4c6a85;    /* titulares grandes */
  /* CTA: terracota de paleta con texto blanco (decisión de marca) */
  --cta-fondo: #df9475;
  --cta-texto: #ffffff;
  --cta-fondo-hover: #d68662;

  /* Fondos: base crema + velos muy rebajados de la paleta.
     Los colores plenos quedan para acentos; así los pasteles
     no dominan secciones enteras. */
  --fondo: #fbf8f3;            /* crema cálido, base general */
  --bruma: #e9f1f5;            /* velo del celeste medio (~20%) */
  --arena: #f7eee6;            /* velo del durazno claro (~25%) */
  --tarjeta: #ffffff;          /* tarjetas sobre cualquier fondo */
  --filete: rgba(113, 149, 175, 0.22); /* bordes finos, azul profundo rebajado */

  --radio: 18px;
  --radio-chico: 12px;
  --ancho-max: 1120px;
  --nav-alto: 64px;

  --titulos: "caecilia-sans-head", -apple-system, "Segoe UI", sans-serif;
  --sans: "Nunito Sans", -apple-system, "Segoe UI", sans-serif;
}

* { box-sizing: border-box; }

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: var(--sans);
  font-size: 1.0625rem; /* 17px */
  line-height: 1.7;
  color: var(--tinta);
  background: var(--fondo);
  -webkit-font-smoothing: antialiased;
}

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

h1, h2, h3 {
  font-family: var(--titulos);
  font-weight: 400;
  font-style: italic;
  color: var(--tinta-titular);
  line-height: 1.25;
  margin: 0 0 0.75em;
}

h2 { font-size: clamp(1.7rem, 4.5vw, 2.4rem); }
h3 { font-size: 1.2rem; }

p { margin: 0 0 1em; }

a {
  color: var(--tinta-titular);
}

:focus-visible {
  outline: 3px solid var(--azul-profundo);
  outline-offset: 3px;
  border-radius: 4px;
}

.container {
  width: 100%;
  max-width: var(--ancho-max);
  margin: 0 auto;
  padding: 0 20px;
}

.container--angosto { max-width: 760px; }

.section {
  padding: 72px 0;
}

.section--bruma { background: var(--bruma); }
.section--arena { background: var(--arena); }

.section__cta {
  margin-top: 40px;
  text-align: center;
}

/* Anclas: dejar aire para la nav fija */
section[id] { scroll-margin-top: calc(var(--nav-alto) + 12px); }

/* ============ Placeholders de imagen ============ */

.ph {
  width: 100%;
  border-radius: var(--radio);
  background: var(--celeste-claro);
}

/* ============ Botones ============ */

.btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-family: var(--sans);
  font-weight: 700;
  text-decoration: none;
  border-radius: 999px;
  transition: background-color 0.25s ease, transform 0.25s ease;
}

.btn__icon {
  width: 22px;
  height: 22px;
  flex-shrink: 0;
  fill: currentColor;
}

.btn--cta {
  background: var(--cta-fondo);
  color: var(--cta-texto);
  font-size: 1.05rem;
  padding: 16px 28px;
  min-height: 48px;
  text-align: left;
}

.btn--cta:hover {
  background: var(--cta-fondo-hover);
  transform: translateY(-1px);
}

.btn--nav {
  background: var(--cta-fondo);
  color: var(--cta-texto);
  font-size: 0.9rem;
  padding: 10px 16px;
  min-height: 44px;
  white-space: nowrap;
}

.btn--nav:hover { background: var(--cta-fondo-hover); }

.btn--nav span { display: none; }

@media (min-width: 720px) {
  .btn--nav span { display: inline; }
}

/* ============ Nav ============ */

.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  background: rgba(251, 248, 243, 0.92);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  transition: box-shadow 0.3s ease;
}

.nav.nav--sombra {
  box-shadow: 0 2px 16px rgba(113, 149, 175, 0.15);
}

.nav__inner {
  max-width: var(--ancho-max);
  margin: 0 auto;
  padding: 0 20px;
  height: var(--nav-alto);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.nav__brand {
  display: inline-flex;
  align-items: center;
}

.nav__brand img {
  height: 26px;
  width: auto;
}

@media (min-width: 720px) {
  .nav__brand img { height: 31px; }
}

.nav__links {
  display: none;
  gap: 28px;
}

.nav__links a {
  text-decoration: none;
  font-weight: 600;
  font-size: 0.95rem;
  color: var(--tinta);
  padding: 8px 0;
}

.nav__links a:hover { color: var(--tinta-titular); }

@media (min-width: 720px) {
  .nav__links { display: flex; }
}

/* ============ 1. Hero ============ */

.hero {
  padding: calc(var(--nav-alto) + 48px) 0 72px;
}

.hero__grid {
  display: grid;
  gap: 36px;
}

.hero__slogan {
  font-size: clamp(2.5rem, 8vw, 4rem);
  margin-bottom: 0.4em;
}

.hero__lead {
  font-size: 1.15rem;
  max-width: 34em;
  margin-bottom: 1.8em;
}

@media (min-width: 900px) {
  .hero__grid {
    grid-template-columns: 1fr 1fr;
    align-items: center;
    gap: 56px;
  }
}

/* ============ 2. Vianova ============ */

.vianova__grid {
  display: grid;
  gap: 36px;
}

.vianova__media { max-width: 420px; }

.vianova__cierre {
  font-family: var(--titulos);
  font-style: italic;
  font-size: 1.25rem;
  color: var(--tinta-titular);
}

@media (min-width: 900px) {
  .vianova__grid {
    grid-template-columns: 5fr 7fr;
    align-items: center;
    gap: 64px;
  }
  .vianova__media { justify-self: center; }
}

/* ============ 3. Cómo trabajamos ============ */

.pasos h2 { text-align: center; }

.pasos__lista {
  list-style: none;
  margin: 40px 0 0;
  padding: 0;
  display: grid;
  gap: 20px;
}

.pasos__card {
  background: var(--tarjeta);
  border: 1px solid var(--filete);
  border-radius: var(--radio);
  padding: 28px 24px;
}

.pasos__card h3 { margin-bottom: 0.35em; }
.pasos__card p { margin: 0; }

.pasos__num {
  display: block;
  font-family: var(--titulos);
  font-size: 2.4rem;
  font-weight: 700;
  font-style: italic;
  line-height: 1;
  color: var(--terracota);
  margin-bottom: 16px;
}

.pasos__media {
  margin-top: 40px;
}

@media (min-width: 760px) {
  .pasos__lista {
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
  }
}

/* ============ 4. Tratamientos ============ */

.tratamientos__intro {
  max-width: 40em;
  font-size: 1.1rem;
}

.tratamientos__categorias {
  margin-top: 36px;
  display: grid;
  gap: 24px;
}

.cat {
  background: var(--tarjeta);
  border: 1px solid var(--filete);
  border-radius: var(--radio);
  overflow: hidden;
  padding: 28px 24px;
}

.cat__titulo {
  margin: 0 0 22px;
  font-size: 1.45rem;
  padding-bottom: 14px;
  border-bottom: 1px solid var(--filete);
}

.cat__chevron {
  width: 24px;
  height: 24px;
  flex-shrink: 0;
  color: var(--azul-profundo);
  transition: transform 0.3s ease;
}

details[open] > summary .cat__chevron { transform: rotate(180deg); }

.cat__panel {
  display: grid;
  gap: 24px;
}

.cat__img {
  max-width: 300px;
  border-radius: var(--radio-chico);
}

.cat__lista {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 16px;
}

.cat__lista li {
  padding-left: 18px;
  border-left: 3px solid var(--celeste-medio);
}

.cat__lista strong {
  color: var(--tinta-titular);
  font-weight: 700;
}

.tratamientos__nota {
  margin-top: 40px;
  text-align: center;
  font-family: var(--titulos);
  font-style: italic;
  font-size: 1.3rem;
  color: var(--tinta-titular);
}

.section__cta + .tratamientos__nota,
.tratamientos__nota + .section__cta { margin-top: 20px; }

@media (min-width: 820px) {
  .cat { padding: 32px 36px 36px; }
  .cat__panel {
    grid-template-columns: 260px 1fr;
    align-items: start;
    gap: 40px;
  }
  .cat__img {
    max-width: 100%;
    position: sticky;
    top: calc(var(--nav-alto) + 20px);
  }
}

/* ============ 5. El espacio ============ */

.espacio h2 { text-align: center; }

.espacio__texto {
  text-align: center;
  max-width: 36em;
  margin: 0 auto;
  font-size: 1.1rem;
}

.espacio__galeria {
  margin-top: 44px;
  display: grid;
  gap: 20px;
}

@media (min-width: 760px) {
  .espacio__galeria {
    grid-template-columns: repeat(3, 1fr);
    align-items: center;
    gap: 24px;
  }
}

/* ============ 6. Testimonios ============ */

.testimonios h2 { text-align: center; }

.carrusel {
  margin-top: 44px;
}

.carrusel__track {
  display: flex;
  gap: 20px;
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  padding: 4px 4px 16px;
  scrollbar-width: none;
}

.carrusel__track::-webkit-scrollbar { display: none; }

.testimonio {
  flex: 0 0 100%;
  scroll-snap-align: start;
  margin: 0;
  background: var(--tarjeta);
  border: 1px solid var(--filete);
  border-radius: var(--radio);
  padding: 32px 28px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.testimonio blockquote {
  margin: 0 0 18px;
  position: relative;
}

.testimonio blockquote p {
  margin: 0;
  font-size: 1.05rem;
}

.testimonio blockquote::before {
  content: "\201C";
  display: block;
  font-family: var(--titulos);
  font-size: 3rem;
  line-height: 1;
  color: var(--terracota);
  margin-bottom: 8px;
}

.testimonio figcaption {
  font-weight: 700;
  color: var(--tinta-titular);
}

.carrusel__controles {
  display: flex;
  justify-content: center;
  gap: 12px;
  margin-top: 16px;
}

.carrusel__btn {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  border: none;
  background: var(--celeste-medio);
  color: #274257;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  transition: background-color 0.25s ease;
}

.carrusel__btn:hover { background: var(--azul-profundo); color: #fff; }

.carrusel__btn svg {
  width: 24px;
  height: 24px;
}

@media (min-width: 720px) {
  .testimonio { flex: 0 0 calc(50% - 10px); }
}

@media (min-width: 1020px) {
  .testimonio { flex: 0 0 calc(33.333% - 13.4px); }
}

/* ============ 6b. Antes y después ============ */

.casos h2 { text-align: center; }

.casos__intro {
  text-align: center;
  max-width: 38em;
  margin: 0 auto;
  font-size: 1.05rem;
}

.casos__grid {
  margin-top: 44px;
  display: grid;
  gap: 20px;
}

.caso {
  margin: 0;
  background: var(--tarjeta);
  border: 1px solid var(--filete);
  border-radius: var(--radio);
  padding: 14px;
}

.caso__par {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
}

.caso__media { position: relative; }

.caso__media img { border-radius: var(--radio-chico); }

.caso__tag {
  position: absolute;
  top: 10px;
  left: 10px;
  background: rgba(251, 248, 243, 0.92);
  color: var(--tinta);
  font-size: 0.78rem;
  font-weight: 700;
  padding: 4px 10px;
  border-radius: 999px;
}

@media (min-width: 880px) {
  .casos__grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 24px;
  }
}

/* ============ 7. Preguntas frecuentes ============ */

.faq h2 { text-align: center; }

.faq__lista {
  margin-top: 40px;
  display: grid;
  gap: 12px;
}

.faq__item {
  background: var(--tarjeta);
  border: 1px solid var(--filete);
  border-radius: var(--radio-chico);
}

.faq__item summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 18px 22px;
  cursor: pointer;
  list-style: none;
  font-weight: 700;
  color: var(--tinta-titular);
  font-size: 1.05rem;
  min-height: 48px;
}

.faq__item summary::-webkit-details-marker { display: none; }

.faq__item p {
  margin: 0;
  padding: 0 22px 20px;
}

/* ============ 8. Cierre + footer ============ */

.cierre__grid {
  display: grid;
  gap: 40px;
}

.cierre__slogan {
  font-size: clamp(2.1rem, 6vw, 3rem);
  margin-bottom: 0.4em;
}

.cierre__texto p { max-width: 30em; }

.cierre__contacto {
  font-style: normal;
  margin-top: 32px;
}

.cierre__contacto p { margin-bottom: 0.4em; }

@media (min-width: 900px) {
  .cierre__grid {
    grid-template-columns: 1fr 1fr;
    align-items: center;
    gap: 64px;
  }
}

.footer {
  /* Versión profunda del azul de marca: #7195af no alcanza contraste AA con texto claro */
  background: #4c6a85;
  color: #f4f9fb;
  padding: 32px 0;
}

.footer__inner { text-align: center; }

.footer p { margin: 0 0 6px; }

.footer__legal {
  font-size: 0.9rem;
}

.footer__redes {
  list-style: none;
  margin: 0 0 18px;
  padding: 0;
  display: flex;
  justify-content: center;
  gap: 8px;
}

.footer__redes a {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  color: #f4f9fb;
  transition: background-color 0.25s ease;
}

.footer__redes a:hover { background: rgba(244, 249, 251, 0.15); }

.footer__redes svg {
  width: 24px;
  height: 24px;
}

.footer__fila {
  margin-top: 24px;
  padding-top: 18px;
  border-top: 1px solid rgba(244, 249, 251, 0.2);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 10px;
  font-size: 0.9rem;
}

.footer__fila p { margin: 0; }

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

.footer__credito a { display: inline-flex; }

.footer__credito img {
  height: 11px;
  width: auto;
  display: block;
}

@media (min-width: 720px) {
  .footer__fila {
    flex-direction: row;
    justify-content: space-between;
  }
}

/* ============ Botón flotante WhatsApp (mobile) ============ */

.wa-flotante {
  position: fixed;
  right: 18px;
  bottom: 18px;
  z-index: 90;
  width: 54px;
  height: 54px;
  border-radius: 50%;
  background: var(--cta-fondo);
  color: var(--cta-texto);
  display: none;            /* ← esta línea (antes decía inline-flex) */
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 14px rgba(61, 82, 102, 0.25);
  transition: transform 0.25s ease;
}

.wa-flotante:hover { transform: scale(1.05); }

.wa-flotante svg {
  width: 28px;
  height: 28px;
  fill: currentColor;
}

/* ============ Animaciones de aparición ============ */

.reveal {
  opacity: 0;
  transform: translateY(18px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.reveal.reveal--visible {
  opacity: 1;
  transform: none;
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .reveal {
    opacity: 1;
    transform: none;
    transition: none;
  }
  .btn, .wa-flotante, .cat__chevron { transition: none; }
}
