/* ============================================================
   Dra. Saiz — Medicina Reproductiva · PMA
   Hoja de estilos principal
   Dirección: editorial, cálida, pocas cajas. Serif suave para los
   títulos (Fraunces), Inter para el texto, arcos como motivo visual.
   ============================================================ */

:root {
  --bg: #FBF7F3;
  --bg-alt: #F5ECE4;
  --surface: #FFFFFF;
  --ink: #3D2C33;
  --muted: #7C6A6E;
  --line: rgba(61, 44, 51, 0.12);
  --line-strong: rgba(61, 44, 51, 0.22);

  --accent: #B65E6E;
  --accent-deep: #8E4A58;
  --accent-soft: #F4E2E4;
  --blush: #F7E9E8;
  --sage: #7E8C78;
  --sage-deep: #4F5E4B;
  --gold: #C39A6B;

  --font-display: "Newsreader", "Iowan Old Style", "Palatino Linotype", Georgia, serif;
  --font-body: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --font-ui: "Plus Jakarta Sans", "Inter", -apple-system, BlinkMacSystemFont, sans-serif;

  --radius: 20px;
  --radius-sm: 12px;
  --arch: 28px; /* vídeo y foto: rectángulo redondeado, sin arco */
  --shadow-sm: 0 2px 10px rgba(61, 44, 51, 0.06);
  --shadow-md: 0 18px 44px -18px rgba(61, 44, 51, 0.22);
  --container: 1120px;
  --header-h: 76px;

  /* Espaciado: una sola escala, con valores de escritorio y de móvil */
  --gutter: 24px;        /* margen lateral de la página */
  --space-section: 56px; /* aire entre secciones (se suma arriba y abajo) */
  --space-head: 48px;    /* del encabezado de sección a su contenido */
  --space-block: 32px;   /* entre bloques dentro de una sección */
  --space-card: 28px;    /* relleno de tarjetas y filas */
  --tile-pad-y: 64px;    /* relleno de los paneles grandes */
  --tile-pad-x: 64px;
  --tile-radius: 32px;

  /* Movimiento: una sola familia de curvas, sin rebote salvo gesto físico */
  --ease-out: cubic-bezier(0.22, 1, 0.36, 1);   /* ≈ muelle críticamente amortiguado */
  --ease-io: cubic-bezier(0.65, 0, 0.35, 1);
  --dur-fast: 120ms;
  --dur: 320ms;
  --dur-slow: 700ms;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.65;
  color: var(--ink);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

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

h1, h2, h3, h4 {
  font-family: var(--font-display);
  font-weight: 500;
  font-optical-sizing: auto;
  line-height: 1.12;
  letter-spacing: -0.015em;
  color: var(--ink);
  margin: 0 0 0.5em;
  text-wrap: balance;
}

h1 { font-size: clamp(2.5rem, 4.9vw, 3.9rem); line-height: 1.04; letter-spacing: -0.02em; }
h2 { font-size: clamp(1.85rem, 3.4vw, 2.6rem); line-height: 1.08; letter-spacing: -0.02em; }
h3 { font-size: 1.35rem; margin-bottom: 0.4em; letter-spacing: -0.01em; }
h4 { font-family: var(--font-body); }
h1 em, h2 em { font-style: italic; font-weight: 400; color: var(--accent-deep); }

p { margin: 0 0 1em; }
a { color: var(--accent-deep); }
a, button, summary { touch-action: manipulation; }

.container {
  width: 100%;
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 var(--gutter);
}
.container-narrow { max-width: 820px; }

.skip-link {
  position: absolute;
  left: -9999px;
  top: 0;
  background: var(--ink);
  color: #fff;
  padding: 10px 16px;
  border-radius: 0 0 8px 0;
  z-index: 100;
}
.skip-link:focus { left: 0; }

:focus-visible { outline: 2px solid var(--accent); outline-offset: 3px; border-radius: 4px; }

/* ============ Cabecera ============ */
.site-header {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 50;
  /* Arriba del todo es transparente (se funde con el hero); al hacer scroll se vuelve material translúcido */
  background: rgba(251, 247, 243, 0);
  backdrop-filter: saturate(160%) blur(16px);
  -webkit-backdrop-filter: saturate(160%) blur(16px);
  transition: background var(--dur) ease;
}
.site-header.is-scrolled { background: rgba(251, 247, 243, 0.8); }
/* Borde de scroll: un degradado suave en lugar de una línea dura */
.site-header::after {
  content: "";
  position: absolute;
  left: 0; right: 0; top: 100%;
  height: 28px;
  background: linear-gradient(to bottom, rgba(61, 44, 51, 0.07), rgba(61, 44, 51, 0));
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--dur) ease;
}
.site-header.is-scrolled::after { opacity: 1; }

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  height: var(--header-h);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
  color: var(--ink);
}
.brand-text { display: flex; flex-direction: column; line-height: 1.15; }
.brand-logo { flex: none; }
.brand-text strong { font-family: var(--font-display); font-weight: 500; font-size: 1.08rem; letter-spacing: -0.01em; white-space: nowrap; }
.brand-short { display: none; }
.brand-text > span { font-size: 0.66rem; letter-spacing: 0.12em; text-transform: uppercase; color: var(--muted); white-space: nowrap; }

.site-nav { display: flex; align-items: center; gap: 26px; white-space: nowrap; }
.site-nav a {
  text-decoration: none;
  color: var(--ink);
  font-size: 0.9rem;
  font-weight: 500;
  padding: 6px 0;
  position: relative;
}
.site-nav a:not(.nav-cta)::after {
  content: "";
  position: absolute;
  left: 0; bottom: 0;
  width: 100%; height: 1px;
  background: var(--accent);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform var(--dur) var(--ease-out);
}
.site-nav a:not(.nav-cta):hover::after,
.site-nav a.is-active:not(.nav-cta)::after { transform: scaleX(1); }
.site-nav a.is-active:not(.nav-cta) { color: var(--accent-deep); }
.site-nav .nav-cta {
  background: var(--ink);
  color: #fff;
  padding: 10px 18px;
  margin-left: 6px;
  border-radius: 999px;
  transition: background var(--dur-fast) ease, transform var(--dur) var(--ease-out);
}
.site-nav .nav-cta:hover { background: var(--accent-deep); transform: translateY(-1px); }
.site-nav .nav-cta:active { transform: scale(0.97); transition-duration: var(--dur-fast); }

.header-actions { display: flex; align-items: center; gap: 12px; }

.lang-switch {
  display: inline-flex;
  border: 1px solid var(--line);
  border-radius: 999px;
  overflow: hidden;
}
.lang-btn {
  border: 0;
  background: transparent;
  color: var(--muted);
  font-family: var(--font-body);
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  padding: 7px 13px;
  cursor: pointer;
  transition: background var(--dur-fast) ease, color var(--dur-fast) ease;
}
.lang-btn.is-active { background: var(--ink); color: #fff; }

.nav-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 42px; height: 42px;
  background: transparent;
  border: 1px solid var(--line);
  border-radius: 10px;
  cursor: pointer;
}
.nav-toggle span {
  display: block;
  width: 20px; height: 1.5px;
  margin: 0 auto;
  background: var(--ink);
  border-radius: 2px;
  transition: transform var(--dur) var(--ease-out), opacity var(--dur-fast) ease;
}
.nav-toggle.is-open span:nth-child(1) { transform: translateY(6.5px) rotate(45deg); }
.nav-toggle.is-open span:nth-child(2) { opacity: 0; }
.nav-toggle.is-open span:nth-child(3) { transform: translateY(-6.5px) rotate(-45deg); }

/* ============ Texto: etiquetas, botones ============ */
.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  font-family: var(--font-body);
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--accent-deep);
  margin: 0 0 18px;
}
.eyebrow::before {
  content: "";
  width: 26px; height: 1px;
  background: var(--accent);
  flex: none;
}

.lead {
  font-size: 1.1rem;
  line-height: 1.6;
  color: var(--muted);
  margin: 0 0 28px;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 14px 26px;
  border-radius: 999px;
  border: 1px solid transparent;
  font-family: var(--font-body);
  font-size: 0.94rem;
  font-weight: 600;
  letter-spacing: 0.005em;
  text-decoration: none;
  cursor: pointer;
  white-space: nowrap;
  transition: transform var(--dur) var(--ease-out), box-shadow var(--dur) var(--ease-out), background var(--dur-fast) ease, color var(--dur-fast) ease;
}
.btn svg { width: 20px; height: 20px; fill: currentColor; flex: none; }
.btn:hover { transform: translateY(-2px); }
/* Respuesta al pulsar: inmediata, en el pointer-down */
.btn:active { transform: scale(0.97); transition-duration: var(--dur-fast); }

.btn-primary {
  background: var(--accent);
  color: #fff;
  box-shadow: 0 10px 24px -8px rgba(182, 94, 110, 0.5);
}
.btn-primary:hover { background: var(--accent-deep); box-shadow: 0 14px 28px -10px rgba(142, 74, 88, 0.55); }

.btn-whatsapp {
  background: var(--surface);
  color: #1F8A5B;
  border-color: rgba(31, 138, 91, 0.3);
}
.btn-whatsapp:hover { background: #EEF8F2; border-color: rgba(31, 138, 91, 0.5); }

.btn-outline {
  background: transparent;
  color: var(--ink);
  border: 1px solid var(--line-strong);
}
.btn-outline:hover { border-color: var(--ink); background: rgba(61, 44, 51, 0.04); }

.btn-block { width: 100%; }

.text-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-weight: 600;
  font-size: 0.9rem;
  text-decoration: none;
  color: var(--accent-deep);
  align-self: flex-start;
}
.text-link::after {
  content: "→";
  transition: transform var(--dur) var(--ease-out);
}
.text-link:hover::after { transform: translateX(4px); }

/* ============ Hero ============ */
.hero {
  position: relative;
  overflow: hidden;
  padding: calc(var(--header-h) + var(--space-section)) 0 var(--space-section);
  background: var(--bg);
}
.hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(to bottom, rgba(251, 247, 243, 0) 55%, var(--bg) 100%),
    radial-gradient(55% 60% at 88% 40%, rgba(182, 94, 110, 0.09), transparent 65%),
    radial-gradient(40% 50% at 10% 80%, rgba(195, 154, 107, 0.10), transparent 60%);
  pointer-events: none;
}
.hero-inner {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 1.08fr) minmax(0, 0.92fr);
  gap: 64px;
  align-items: center;
}
.hero-copy { max-width: 580px; }
.hero h1 { margin: 0 0 22px; max-width: 14ch; }
.hero h1 em { display: block; }
.hero .lead { max-width: 46ch; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 12px; }
.hero-meta {
  list-style: none;
  display: flex; flex-wrap: wrap;
  gap: 12px 28px;
  margin: var(--space-block) 0 0; padding: 22px 0 0;
  border-top: 1px solid var(--line);
}
.hero-meta li { display: inline-flex; align-items: flex-start; gap: 9px; font-size: 0.86rem; font-weight: 500; color: var(--ink); line-height: 1.3; }
.hero-meta svg { flex: none; color: var(--accent); margin-top: 1px; }

/* Arco: ventana sobre el vídeo */
.hero-media { position: relative; justify-self: end; width: 100%; max-width: 460px; }
.hero-arch {
  position: relative;
  margin: 0;
  aspect-ratio: 4 / 4.6;
  border-radius: var(--arch);
  overflow: hidden;
  background: var(--bg-alt);
  box-shadow: 0 40px 70px -40px rgba(61, 44, 51, 0.45);
  /* Safari: que el recorte redondeado se aplique también al vídeo */
  -webkit-mask-image: -webkit-radial-gradient(white, black);
  isolation: isolate;
}
.hero-arch video,
.hero-arch img {
  position: absolute; inset: 0;
  width: 100%; height: 100%;
  object-fit: cover;
  object-position: 56% 50%;
  filter: saturate(0.9) brightness(1.02);
}
.hero-arch::after {
  content: "";
  position: absolute; inset: 0;
  background: linear-gradient(180deg, rgba(61, 44, 51, 0) 55%, rgba(61, 44, 51, 0.22) 100%);
  pointer-events: none;
}
.hero-chip {
  position: absolute;
  left: 0; right: 0; bottom: 22px;
  width: max-content;
  max-width: calc(100% - 28px);
  margin: 0 auto;              /* centrado sin transform: no choca con la animación de entrada */
  z-index: 1;
  display: inline-flex; align-items: center; gap: 8px;
  padding: 9px 16px 9px 12px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.82);
  border: 1px solid rgba(255, 255, 255, 0.9);
  backdrop-filter: blur(10px) saturate(160%);
  -webkit-backdrop-filter: blur(10px) saturate(160%);
  color: var(--sage-deep);
  font-size: 0.84rem; font-weight: 600; letter-spacing: 0.01em;
  white-space: nowrap;
}
.hero-chip svg { color: var(--sage-deep); flex: none; }

/* Entrada del hero: aparece desde abajo, se "materializa" (opacidad + desenfoque) */
@keyframes hero-rise {
  from { opacity: 0; transform: translateY(22px); filter: blur(6px); }
  to   { opacity: 1; transform: none; filter: blur(0); }
}
@keyframes hero-arch-in {
  from { opacity: 0; transform: translateY(26px) scale(0.975); }
  to   { opacity: 1; transform: none; }
}
@keyframes hero-fade { from { opacity: 0; } to { opacity: 1; } }
.hero-copy > * { animation: hero-rise 0.9s var(--ease-out) both; }
.hero-copy > :nth-child(1) { animation-delay: 0.05s; }
.hero-copy > :nth-child(2) { animation-delay: 0.14s; }
.hero-copy > :nth-child(3) { animation-delay: 0.26s; }
.hero-copy > :nth-child(4) { animation-delay: 0.36s; }
.hero-copy > :nth-child(5) { animation-delay: 0.46s; }
.hero-media { animation: hero-arch-in 1.2s var(--ease-out) 0.2s both; }
.hero-chip { animation: hero-rise 0.8s var(--ease-out) 0.9s both; }

/* ============ Secciones ============ */
.section { padding: var(--space-section) 0; }
.hero + .section { padding-top: var(--space-section); }
/* Paneles: una sección sí y otra no va dentro de un gran panel redondeado sobre el fondo continuo */
.section--tile .container {
  background: var(--surface);
  border-radius: var(--tile-radius);
  padding: var(--tile-pad-y) var(--tile-pad-x);
}
.section--tile.section--blush .container { background: linear-gradient(135deg, var(--blush), #F1D9DC); }
.section--tile .section-head { margin-bottom: var(--space-head); }
.section-alt { background: transparent; }
.section-contact { background: linear-gradient(180deg, var(--bg-alt), var(--bg)); }

.section-head {
  display: grid;
  grid-template-columns: minmax(0, 1.15fr) minmax(0, 0.85fr);
  gap: 14px 56px;
  align-items: end;
  margin: 0 0 var(--space-head);
}
.section-head .eyebrow { grid-column: 1 / -1; margin-bottom: 4px; }
.section-head h2 { margin: 0; max-width: 18ch; }
.section-sub { color: var(--muted); font-size: 1.02rem; margin: 0; max-width: 42ch; padding-bottom: 0.3em; }
.section-note { text-align: center; color: var(--muted); font-size: 0.88rem; margin: 36px auto 0; max-width: 620px; }

/* ============ Portada: la doctora ============ */
.doctora-teaser {
  display: grid;
  grid-template-columns: 380px 1fr;
  gap: 72px;
  align-items: center;
}
.doctora-frame { position: relative; margin: 0; }
.doctora-frame img {
  width: 100%;
  aspect-ratio: 528 / 530;
  object-fit: cover;
  border-radius: var(--arch);
}
.doctora-teaser h2 { margin-bottom: 18px; }
.doctora-teaser .lead { max-width: 50ch; }
.hero-ratings { display: flex; flex-wrap: wrap; gap: 10px; margin: 0 0 26px; }
.rating-badge {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 8px 14px 8px 10px; border-radius: 999px;
  background: var(--surface); border: 1px solid var(--line);
  text-decoration: none; color: var(--ink);
  font-size: 0.82rem;
  transition: transform var(--dur) var(--ease-out), border-color var(--dur-fast) ease;
}
.rating-badge:hover { transform: translateY(-1px); border-color: var(--line-strong); }
.rating-badge:active { transform: scale(0.97); transition-duration: var(--dur-fast); }
.rating-icon { width: 18px; height: 18px; object-fit: contain; }
.rating-stars { color: #E2B33A; font-size: 0.9rem; letter-spacing: 1px; line-height: 1; }
.rating-label strong { font-weight: 600; }
.rating-label span { color: var(--muted); }

/* ============ Para quién ============ */
.audience-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  border-top: 1px solid var(--line);
}
.audience-card {
  display: flex;
  flex-direction: column;
  padding: var(--space-block) var(--space-block) var(--space-block) 0;
  border-right: 1px solid var(--line);
}
.audience-card + .audience-card { padding-left: var(--space-block); }
.audience-card:last-child { border-right: 0; padding-right: 0; }
.audience-icon {
  display: grid;
  place-items: center;
  width: 44px; height: 44px;
  margin-bottom: 24px;
  color: var(--accent);
  font-size: 1.4rem;
}
.audience-icon svg { width: 40px; height: 40px; }
.audience-card h3 { margin-bottom: 10px; }
.audience-card p { color: var(--muted); font-size: 0.95rem; flex: 1; margin-bottom: 18px; }

.areas { display: flex; flex-wrap: wrap; align-items: center; gap: 10px; margin-top: var(--space-block); padding-top: 22px; border-top: 1px solid var(--line); }
.areas-label { font-size: 0.84rem; font-weight: 600; color: var(--ink); margin-right: 6px; }
.area-chip {
  display: inline-flex; align-items: center; gap: 7px;
  padding: 7px 13px; border-radius: 999px;
  background: var(--surface); border: 1px solid var(--line);
  font-size: 0.82rem; font-weight: 500; color: var(--ink);
}
.area-chip svg { color: var(--accent); flex: none; }

/* ============ Portada: tratamientos en lista ============ */
.trow-list { list-style: none; margin: 0; padding: 0; border-top: 1px solid var(--line); }
.trow {
  display: grid;
  grid-template-columns: 56px minmax(0, 0.9fr) minmax(0, 1.1fr) 40px;
  gap: 24px;
  align-items: center;
  padding: var(--space-card) 0;
  border-bottom: 1px solid var(--line);
  text-decoration: none;
  color: var(--ink);
  position: relative;
  transition: transform var(--dur) var(--ease-out);
}
.trow::before {
  content: "";
  position: absolute;
  inset: 0 -20px;
  border-radius: 14px;
  background: var(--surface);
  opacity: 0;
  z-index: -1;
  transition: opacity var(--dur) ease;
}
.trow:hover::before { opacity: 1; }
.trow:active { transform: scale(0.995); transition-duration: var(--dur-fast); }
.trow-num { font-family: var(--font-display); font-style: italic; font-size: 1.05rem; color: var(--gold); font-variant-numeric: tabular-nums; }
.trow h3 { margin: 0; font-size: 1.45rem; }
.trow p { margin: 0; color: var(--muted); font-size: 0.95rem; }
.trow-arrow {
  display: grid; place-items: center;
  width: 40px; height: 40px;
  border-radius: 50%;
  border: 1px solid var(--line-strong);
  color: var(--ink);
  transition: transform var(--dur) var(--ease-out), background var(--dur-fast) ease, color var(--dur-fast) ease, border-color var(--dur-fast) ease;
}
.trow:hover .trow-arrow { transform: translateX(4px); background: var(--accent); border-color: var(--accent); color: #fff; }
.trow-cta {
  display: flex; align-items: center; justify-content: space-between; gap: 28px;
  margin-top: var(--space-block);
  padding: var(--space-card) calc(var(--space-card) + 6px);
  border-radius: var(--radius);
  background: linear-gradient(135deg, var(--blush), #F1D9DC);
}
.trow-cta h3 { margin: 0 0 6px; }
.trow-cta p { margin: 0; color: var(--muted); max-width: 52ch; }
.trow-cta .btn { flex: none; }

/* ============ Tratamientos (tarjetas de páginas interiores) ============ */
.treatments-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.treatment-card {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 30px 26px;
  transition: transform var(--dur) var(--ease-out), border-color var(--dur-fast) ease;
}
.treatment-card:hover { border-color: var(--line-strong); }
.treat-icon {
  display: grid;
  place-items: center;
  width: 48px; height: 48px;
  font-size: 1.4rem;
  border-radius: 14px;
  background: var(--accent-soft);
  margin-bottom: 16px;
}
.treatment-card h3 { margin-bottom: 0.4em; }
.treatment-card p { color: var(--muted); font-size: 0.95rem; margin: 0; }
.treatment-card--link { display: flex; flex-direction: column; }
.treatment-card--link p { flex: 1; margin-bottom: 14px; }
.treatment-cta {
  background: var(--ink);
  border-color: transparent;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: flex-start;
}
.treatment-cta h3 { color: #fff; }
.treatment-cta p { color: rgba(255, 255, 255, 0.75); margin-bottom: 18px; }
.treatment-cta--wide {
  grid-column: 1 / -1;
  flex-direction: row;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}
.treatment-cta--wide p { margin-bottom: 0; }
.treatment-cta--wide .btn { flex-shrink: 0; }

/* ============ Centros ============ */
.centres-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; }
.centre-card {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 26px 24px;
  display: flex;
  flex-direction: column;
  gap: 10px;
  transition: transform var(--dur) var(--ease-out), border-color var(--dur-fast) ease;
}
.centre-card:hover { transform: translateY(-3px); border-color: var(--line-strong); }
.centre-card.is-featured { border-color: transparent; background: linear-gradient(160deg, var(--blush), #F1D9DC); }
.centre-card h3 { margin: 2px 0 0; }
.centre-role { font-size: 0.92rem; color: var(--muted); margin: 0; flex: 1; }
.centre-loc { font-size: 0.88rem; color: var(--ink); margin: 0; font-weight: 500; }
.badge {
  display: inline-flex; align-items: center; gap: 8px; align-self: flex-start;
  font-size: 0.68rem; font-weight: 700; letter-spacing: 0.1em; text-transform: uppercase;
  color: var(--muted); white-space: nowrap; margin-bottom: 2px;
}
.badge::before { content: ""; width: 7px; height: 7px; border-radius: 50%; background: var(--accent); flex: none; }
.badge-outline::before { background: var(--gold); }
.centre-card.is-featured .badge { color: var(--accent-deep); }
.logos-note { text-align: center; font-size: 0.82rem; color: var(--muted); margin-top: 26px; }
.centre-logo { height: 48px; display: flex; align-items: center; margin-bottom: 4px; }
.centre-logo img { max-height: 44px; width: auto; }
.centre-initials {
  display: none; width: 44px; height: 44px; border-radius: 12px;
  background: var(--surface); border: 1px solid var(--line);
  font-family: var(--font-display); font-weight: 600; color: var(--accent-deep);
  place-items: center; font-size: 0.95rem;
}
.centre-logo.is-missing img { display: none; }
.centre-logo.is-missing .centre-initials { display: grid; }
.centre-ideal { font-size: 0.85rem; color: var(--muted); margin: 0; }
.centre-ideal span:first-child { font-weight: 600; color: var(--ink); }
.centre-fv { margin: 6px 0 0; font-size: 0.78rem; font-weight: 600; padding: 4px 10px; border-radius: 999px; align-self: flex-start; }
.centre-fv.is-free { background: rgba(126, 140, 120, 0.16); color: var(--sage-deep); }
.centre-fv.is-paid { background: rgba(195, 154, 107, 0.18); color: #7A5A33; }

/* ============ Fertilab: centro principal ============ */
.fertilab-card {
  display: grid;
  grid-template-columns: 280px 1fr;
  gap: 48px;
  align-items: center;
  background: var(--surface);
  border-radius: var(--radius);
  padding: calc(var(--space-card) + 12px);
}
.fertilab-logo {
  display: grid; place-items: center;
  padding: 36px 28px;
  background: var(--bg);
  border-radius: var(--radius-sm);
  min-height: 260px;
}
.fertilab-logo img { width: 100%; max-width: 190px; height: auto; }
.fertilab-body { display: flex; flex-direction: column; gap: 10px; }
.fertilab-body .eyebrow { margin-bottom: 0; }
.fertilab-body h3 { font-size: 1.7rem; margin: 0 0 2px; }
.fertilab-desc { color: var(--ink); margin: 0 0 6px; max-width: 56ch; }
.fertilab-points { list-style: none; padding: 0; margin: 0 0 18px; display: flex; flex-wrap: wrap; gap: 8px; }
.fertilab-points li {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 7px 12px 7px 9px; border-radius: 999px;
  background: var(--bg-alt);
  font-size: 0.85rem; font-weight: 500; color: var(--ink);
}
.fertilab-points svg { color: var(--accent); flex: none; }
.fertilab-body .btn { align-self: flex-start; }
.fertilab-body .hero-actions { margin-top: 2px; }
.also-centres { margin-top: var(--space-block); display: flex; flex-direction: column; align-items: center; gap: 14px; }
.also-label { font-size: 0.72rem; font-weight: 600; letter-spacing: 0.12em; text-transform: uppercase; color: var(--muted); margin: 0; }
.also-grid { list-style: none; padding: 0; margin: 0; display: flex; flex-wrap: wrap; justify-content: center; gap: 14px; }
.also-grid li {
  display: flex; align-items: center; gap: 22px;
  padding: 18px 26px 18px 22px;
  background: var(--surface); border-radius: 16px;
}
.also-logo { display: flex; align-items: center; height: 44px; padding-right: 22px; border-right: 1px solid var(--line); }
.also-logo img { max-height: 40px; width: auto; }
.also-text { display: flex; flex-direction: column; gap: 2px; line-height: 1.3; }
.also-grid strong { font-family: var(--font-display); font-size: 1.15rem; font-weight: 500; letter-spacing: -0.01em; }
.also-grid span:last-child { font-size: 0.86rem; color: var(--muted); }

/* ============ Doctora / Trayectoria (página interior) ============ */
.doctora-layout { display: grid; grid-template-columns: 1.1fr 0.9fr; gap: 32px; align-items: start; }
.doctora-bio p { color: var(--muted); font-size: 1rem; line-height: 1.7; margin: 0 0 16px; }
.doctora-photo { border-radius: var(--arch); margin-bottom: 24px; max-width: 360px; }
.reassure-list { list-style: none; margin: 26px 0 0; padding: 0; display: grid; gap: 14px; }
.reassure-list li {
  display: flex; flex-direction: column; gap: 4px;
  background: var(--surface); border: 1px solid var(--line); border-left: 3px solid var(--accent);
  border-radius: var(--radius-sm); padding: 16px 18px;
}
.reassure-list strong { font-family: var(--font-display); font-weight: 500; font-size: 1.08rem; }
.reassure-list span { color: var(--muted); font-size: 0.92rem; }
.credentials-card { background: var(--ink); color: #fff; border-radius: var(--radius); padding: 30px 28px; }
.credentials-card h3, .credentials-card h4 { color: #fff; }
.credentials-card h4 { margin: 22px 0 8px; font-size: 0.78rem; letter-spacing: 0.1em; text-transform: uppercase; color: rgba(255, 255, 255, 0.65); }
.cred-list { list-style: none; margin: 0; padding: 0; display: grid; gap: 12px; }
.cred-list li { position: relative; padding-left: 20px; color: rgba(255, 255, 255, 0.92); font-size: 0.92rem; line-height: 1.55; }
.cred-list li::before { content: "✦"; position: absolute; left: 0; top: 0; color: var(--gold); }
.cred-soc { color: rgba(255, 255, 255, 0.85); font-size: 0.9rem; line-height: 1.6; margin: 0; }
.cred-award { margin: 18px 0 0; padding-top: 16px; border-top: 1px solid rgba(255, 255, 255, 0.18); font-size: 0.88rem; color: var(--accent-soft); font-weight: 600; }
.contact-socials { display: flex; flex-direction: column; }

/* ============ Tarifas ============ */
.pricing-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; align-items: stretch; }
.price-card {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 30px 26px;
  display: flex;
  flex-direction: column;
}
.price-card-highlight { border-color: transparent; background: linear-gradient(160deg, var(--blush), #F1D9DC); }
.price { margin: 0 0 10px; }
.price span { font-family: var(--font-display); font-size: 2.3rem; font-weight: 500; letter-spacing: -0.02em; color: var(--accent-deep); }
.price-desc { color: var(--muted); font-size: 0.95rem; margin: 0; flex: 1; }
.price-note { font-size: 0.78rem; color: var(--accent-deep); margin: 14px 0 0; }
.price-card--inline { align-items: flex-start; }
.price-card--inline .btn { margin-top: 16px; }
.pricing-cta { text-align: center; margin-top: var(--space-block); }

/* ============ Proceso ============ */
.steps {
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-block) 48px;
}
.step {
  display: flex;
  flex-direction: column;
  gap: 14px;
  padding-top: 28px;
  border-top: 1px solid var(--line);
}
.step-num {
  flex-shrink: 0;
  width: 44px; height: 44px;
  border-radius: 50%;
  border: 1px solid var(--accent);
  color: var(--accent-deep);
  font-family: var(--font-display);
  font-style: italic;
  font-size: 1.15rem;
  display: grid;
  place-items: center;
}
.step h3 { margin-bottom: 6px; }
.step p { color: var(--muted); font-size: 0.95rem; margin-bottom: 12px; max-width: 48ch; }
.step-tag {
  display: inline-block; align-self: flex-start;
  font-size: 0.76rem; font-weight: 600;
  padding: 5px 11px; border-radius: 999px;
  background: var(--accent-soft); color: var(--accent-deep);
}
.step-tag.is-free { background: rgba(126, 140, 120, 0.16); color: var(--sage-deep); }

/* ============ Testimonios ============ */
.testimonials-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.testimonial-card {
  margin: 0;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 26px 24px;
  display: flex; flex-direction: column; gap: 16px;
}
.testimonial-card blockquote { margin: 0; font-family: var(--font-display); font-style: italic; font-size: 1.1rem; color: var(--ink); flex: 1; }
.testimonial-card figcaption { display: flex; flex-direction: column; }
.testimonial-card figcaption strong { font-size: 0.95rem; }
.testimonial-card figcaption span { font-size: 0.82rem; color: var(--muted); }

/* ============ Reseñas Google ============ */
.google-reviews {
  margin: 0 0 var(--space-block);
  padding-bottom: var(--space-card);
  border-bottom: 1px solid var(--line);
  display: flex; align-items: center; justify-content: space-between; gap: 24px;
}
.google-reviews-brand { display: flex; align-items: center; gap: 18px; }
.google-reviews-brand > div { display: flex; flex-direction: column; line-height: 1.2; }
.g-logo { flex: none; }
.google-stars { color: #E2B33A; font-size: 1.1rem; letter-spacing: 2px; }
.google-reviews-brand strong { font-family: var(--font-display); font-weight: 500; font-size: 1.6rem; }
.google-reviews-brand strong small { font-family: var(--font-body); font-size: 0.85rem; font-weight: 500; color: var(--muted); }
.google-count { font-size: 0.8rem; color: var(--muted); }

.reviews-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.review-card {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: var(--space-card) var(--space-card) 18px;
  display: flex; flex-direction: column; gap: 12px;
}
.review-head { display: flex; align-items: center; gap: 12px; }
.review-head > div { display: flex; flex-direction: column; flex: 1; line-height: 1.25; }
.review-head strong { font-size: 0.95rem; }
.review-head span { font-size: 0.78rem; color: var(--muted); }
.review-avatar { flex: none; width: 40px; height: 40px; border-radius: 50%; display: grid; place-items: center; color: #fff; font-family: var(--font-display); font-weight: 500; font-size: 1.05rem; }
.review-stars { color: #E2B33A; font-size: 0.95rem; letter-spacing: 1px; }
.review-card p { margin: 0; font-size: 0.93rem; color: var(--ink); flex: 1; }
.review-foot { font-size: 0.74rem; color: var(--muted); border-top: 1px solid var(--line); padding-top: 10px; }

/* ============ FAQ ============ */
.faq-list { display: flex; flex-direction: column; border-top: 1px solid var(--line); }
.faq-item { border-bottom: 1px solid var(--line); }
.faq-item summary {
  cursor: pointer;
  list-style: none;
  position: relative;
  padding: 22px 48px 22px 0;
  font-family: var(--font-display);
  font-size: 1.15rem;
  font-weight: 500;
  letter-spacing: -0.01em;
  line-height: 1.3;
  transition: color var(--dur-fast) ease;
}
.faq-item summary:hover { color: var(--accent-deep); }
.faq-item summary::-webkit-details-marker { display: none; }
/* Icono "+" dibujado con dos líneas, que rota a "×" al abrir */
.faq-item summary::before,
.faq-item summary::after {
  content: "";
  position: absolute;
  right: 10px; top: 50%;
  width: 14px; height: 1.5px;
  background: var(--accent);
  transform: translateY(-50%);
  transition: transform var(--dur) var(--ease-out);
}
.faq-item summary::after { transform: translateY(-50%) rotate(90deg); }
.faq-item[open] summary::before { transform: translateY(-50%) rotate(180deg); }
.faq-item[open] summary::after { transform: translateY(-50%) rotate(180deg); }
.faq-item p { color: var(--muted); margin: 0; padding: 0 48px 24px 0; font-size: 0.98rem; max-width: 62ch; }
/* Apertura animada (navegadores con ::details-content); el resto abre al instante */
.faq-item::details-content {
  height: 0;
  overflow: clip;
  transition: height var(--dur-slow) var(--ease-out), content-visibility var(--dur-slow) allow-discrete;
}
.faq-item[open]::details-content { height: auto; }
@supports (interpolate-size: allow-keywords) { .faq-list { interpolate-size: allow-keywords; } }

/* ============ Contacto ============ */
.contact-layout { display: grid; grid-template-columns: 1.35fr 0.65fr; gap: 32px; align-items: start; }
.contact-form { background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); padding: 34px 30px; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.form-field { margin-bottom: 16px; display: flex; flex-direction: column; gap: 6px; }
.form-field label { font-size: 0.86rem; font-weight: 600; }
.form-field input, .form-field select, .form-field textarea {
  font-family: var(--font-body); font-size: 0.95rem; color: var(--ink);
  background: var(--bg); border: 1px solid var(--line); border-radius: 10px;
  padding: 12px 14px; width: 100%;
  transition: border-color var(--dur-fast) ease, box-shadow var(--dur-fast) ease;
}
.form-field input:focus, .form-field select:focus, .form-field textarea:focus {
  outline: none; border-color: var(--accent); box-shadow: 0 0 0 3px rgba(182, 94, 110, 0.16);
}
.form-field textarea { resize: vertical; }
.hidden-field { display: none; }
.form-privacy { font-size: 0.78rem; color: var(--muted); margin: 14px 0 0; text-align: center; }
.contact-aside { background: var(--ink); color: #fff; border-radius: var(--radius); padding: 34px 28px; }
.contact-aside h3 { color: #fff; }
.contact-aside p { color: rgba(255, 255, 255, 0.78); font-size: 0.95rem; }
.contact-aside .btn-whatsapp { width: 100%; margin-top: 6px; }
.contact-social {
  display: inline-flex; align-items: center; gap: 10px; margin-top: 22px;
  color: rgba(255, 255, 255, 0.85); text-decoration: none; font-size: 0.9rem; font-weight: 500;
  transition: color var(--dur-fast) ease;
}
.contact-social svg { width: 22px; height: 22px; fill: currentColor; }
.contact-social:hover { color: #fff; }

/* ============ Banda CTA ============ */
.cta-band {
  position: relative;
  overflow: hidden;
  background: var(--ink);
  color: #fff;
  padding: calc(var(--space-section) + 32px) 0;
}
.cta-band::before {
  content: "";
  position: absolute; inset: 0;
  background: radial-gradient(50% 80% at 85% 50%, rgba(182, 94, 110, 0.35), transparent 70%);
  pointer-events: none;
}
.cta-band-inner { position: relative; display: flex; align-items: center; justify-content: space-between; gap: 40px; }
.cta-band h2 { color: #fff; margin-bottom: 0.3em; font-size: clamp(2rem, 3.8vw, 3rem); }
.cta-band h2 em { color: #E9B7BF; }
.cta-band p { color: rgba(255, 255, 255, 0.72); margin: 0; max-width: 46ch; }
.cta-band .hero-actions { flex: none; }
.cta-band .btn-whatsapp { background: transparent; color: #fff; border-color: rgba(255, 255, 255, 0.35); }
.cta-band .btn-whatsapp:hover { background: rgba(255, 255, 255, 0.08); border-color: rgba(255, 255, 255, 0.6); }

/* ============ Footer ============ */
.site-footer { background: var(--ink); color: rgba(255, 255, 255, 0.82); border-top: 1px solid rgba(255, 255, 255, 0.08); }
.footer-grid { display: grid; grid-template-columns: 1.4fr 1fr 0.8fr 1fr; gap: 40px; padding: var(--space-section) var(--gutter) calc(var(--space-section) - 8px); }
.footer-brand .brand { color: #fff; }
.footer-brand .brand-text > span { color: rgba(255, 255, 255, 0.55); }
.footer-brand .brand-logo { width: 40px; height: 40px; filter: brightness(1.6); }
.footer-desc { margin: 18px 0 0; font-size: 0.9rem; color: rgba(255, 255, 255, 0.65); max-width: 30ch; }
.footer-social { display: flex; gap: 10px; margin-top: 20px; }
.footer-social a {
  display: grid; place-items: center; width: 38px; height: 38px; border-radius: 50%;
  background: rgba(255, 255, 255, 0.08); color: #fff;
  transition: background var(--dur-fast) ease, transform var(--dur) var(--ease-out);
}
.footer-social a:hover { background: var(--accent); transform: translateY(-2px); }
.footer-col { display: flex; flex-direction: column; gap: 10px; }
.footer-col h4 { color: #fff; font-size: 0.74rem; font-weight: 600; letter-spacing: 0.12em; text-transform: uppercase; margin: 0 0 6px; }
.footer-col a:not(.btn) { color: rgba(255, 255, 255, 0.78); text-decoration: none; font-size: 0.92rem; transition: color var(--dur-fast) ease; }
.footer-col a:not(.btn):hover { color: #fff; }
.footer-place { margin: 0; display: flex; flex-direction: column; line-height: 1.3; }
.footer-place strong { color: #fff; font-size: 0.92rem; }
.footer-place span { font-size: 0.82rem; color: rgba(255, 255, 255, 0.55); }
.footer-wa { align-self: flex-start; margin-top: 10px; padding: 10px 16px; font-size: 0.88rem; white-space: nowrap; background: transparent; border-color: rgba(255, 255, 255, 0.3); color: #fff; }
.footer-wa:hover { background: rgba(255, 255, 255, 0.08); }
.footer-seo { font-size: 0.78rem; color: rgba(255, 255, 255, 0.6); margin: 4px 0 0; }
.footer-bottom {
  display: flex; flex-wrap: wrap; justify-content: space-between; align-items: center; gap: 10px 24px;
  padding: 20px var(--gutter) 28px;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  font-size: 0.78rem; color: rgba(255, 255, 255, 0.5);
}
.footer-bottom p { margin: 0; }
.footer-legal-links { display: flex; gap: 18px; }
.footer-legal-links a { color: rgba(255, 255, 255, 0.6); text-decoration: none; }
.footer-legal-links a:hover { color: #fff; }

@keyframes float-in {
  from { opacity: 0; transform: translateY(24px) scale(0.9); }
  to   { opacity: 1; transform: none; }
}
.whatsapp-float {
  position: fixed;
  right: 22px; bottom: 22px;
  z-index: 60;
  display: grid; place-items: center;
  width: 56px; height: 56px;
  border-radius: 50%;
  background: #25D366;
  color: #fff;
  box-shadow: 0 12px 30px -8px rgba(37, 211, 102, 0.6);
  transition: transform var(--dur) var(--ease-out), box-shadow var(--dur) var(--ease-out);
  animation: float-in 0.8s var(--ease-out) 1s both;
}
.whatsapp-float:hover { transform: translateY(-3px) scale(1.04); }
.whatsapp-float:active { transform: scale(0.94); transition-duration: var(--dur-fast); }
.whatsapp-float svg { width: 28px; height: 28px; fill: #fff; }

/* ============ Mega-menú Tratamientos ============ */
.nav-item { position: relative; display: flex; align-items: center; gap: 2px; }
.nav-mega-toggle {
  display: inline-grid; place-items: center;
  width: 22px; height: 22px; padding: 0;
  border: 0; background: transparent; color: var(--muted); cursor: pointer;
  border-radius: 6px; transition: transform var(--dur) var(--ease-out), color var(--dur-fast) ease;
}
.nav-mega-toggle:hover { color: var(--accent-deep); }
.mega {
  position: absolute; top: calc(100% + 14px); left: 50%;
  transform: translate(-50%, 6px) scale(0.98);
  transform-origin: 50% 0;           /* nace desde el enlace que lo abre */
  width: min(860px, calc(100vw - 48px));
  display: grid; grid-template-columns: 1fr 250px;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: 0 24px 60px -20px rgba(61, 44, 51, 0.3);
  padding: 18px;
  gap: 18px;
  opacity: 0; visibility: hidden; pointer-events: none;
  filter: blur(4px);
  transition: opacity var(--dur) ease, transform var(--dur) var(--ease-out), filter var(--dur) ease, visibility var(--dur);
  white-space: normal;
  z-index: 60;
}
.mega::before {
  content: ""; position: absolute; top: -8px; left: 50%; transform: translateX(-50%) rotate(45deg);
  width: 16px; height: 16px; background: var(--surface);
  border-left: 1px solid var(--line); border-top: 1px solid var(--line);
}
.has-mega::after { content: ""; position: absolute; left: 0; right: 0; top: 100%; height: 16px; }
.has-mega:hover .mega, .has-mega:focus-within .mega, .has-mega.is-open .mega {
  opacity: 1; visibility: visible; pointer-events: auto; transform: translate(-50%, 0) scale(1); filter: blur(0);
}
.has-mega:hover .nav-mega-toggle, .has-mega.is-open .nav-mega-toggle { transform: rotate(180deg); color: var(--accent-deep); }
.mega-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 4px; }
.mega-item {
  display: flex; align-items: flex-start; gap: 12px;
  padding: 12px; border-radius: var(--radius-sm);
  text-decoration: none; color: var(--ink);
  transition: background var(--dur-fast) ease, transform var(--dur) var(--ease-out);
}
.mega-item:hover { background: var(--bg-alt); transform: translateX(2px); }
.mega-icon { flex: none; display: grid; place-items: center; width: 40px; height: 40px; border-radius: 11px; background: var(--accent-soft); font-size: 1.15rem; }
.mega-text { display: flex; flex-direction: column; gap: 2px; line-height: 1.3; }
.mega-text strong { font-family: var(--font-display); font-size: 1.05rem; font-weight: 500; }
.mega-text span { font-size: 0.8rem; color: var(--muted); font-weight: 400; }
.mega-aside { background: linear-gradient(160deg, var(--blush), #F1D9DC); border-radius: var(--radius-sm); padding: 22px 20px; display: flex; flex-direction: column; gap: 8px; }
.mega-aside .eyebrow { margin-bottom: 0; font-size: 0.66rem; }
.mega-aside strong { font-family: var(--font-display); font-weight: 500; font-size: 1.3rem; line-height: 1.2; }
.mega-aside p:not(.eyebrow) { font-size: 0.85rem; color: var(--muted); margin: 0 0 6px; font-weight: 400; }
.mega-aside .btn { align-self: flex-start; padding: 10px 18px; font-size: 0.88rem; }
.mega-all { font-size: 0.82rem; font-weight: 600; color: var(--accent-deep); text-decoration: none; margin-top: 4px; }
.mega-all:hover { text-decoration: underline; }

/* ============ Páginas interiores ============ */
.page-first { padding-top: calc(var(--header-h) + 56px); }
.page-hero {
  position: relative;
  padding: calc(var(--header-h) + 72px) 0 56px;
  background: var(--bg);
}
.page-hero::before {
  content: "";
  position: absolute; inset: 0;
  background: radial-gradient(50% 60% at 88% 0%, rgba(182, 94, 110, 0.12), transparent 65%);
  pointer-events: none;
}
.page-hero .container { position: relative; }
.page-hero .lead { margin-bottom: 0; }
.treatment-body h2 { margin-top: 1.6em; font-size: 1.6rem; }
.treatment-body h2:first-child { margin-top: 0; }
.treatment-body p { color: var(--ink); font-size: 1.02rem; }
.mt-xl { margin-top: 56px; }
.others-grid { display: grid; grid-template-columns: repeat(5, 1fr); gap: 14px; }
.other-link {
  display: flex; align-items: center; gap: 10px;
  background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius-sm);
  padding: 14px 16px; text-decoration: none; color: var(--ink); font-weight: 500; font-size: 0.9rem;
  transition: transform var(--dur) var(--ease-out), border-color var(--dur-fast) ease;
}
.other-link:hover { transform: translateY(-2px); border-color: var(--line-strong); }

/* ============ Aparición al hacer scroll ============ */
/* Solo si hay JS (html.js): sin JS todo es visible desde el principio */
html.js .reveal {
  opacity: 0;
  transform: translateY(16px);
  transition: opacity var(--dur-slow) ease, transform var(--dur-slow) var(--ease-out);
  transition-delay: calc(var(--i, 0) * 70ms);
}
html.js .reveal.is-in { opacity: 1; transform: none; }

/* Cambio de idioma: un fundido breve en lugar de un salto de texto */
main { transition: opacity 160ms ease; }
main.is-switching { opacity: 0.35; }

/* ============ Responsive ============ */
@media (max-width: 1100px) {
  .site-nav {
    position: fixed;
    top: var(--header-h);
    left: 0; right: 0;
    flex-direction: column;
    align-items: stretch;
    gap: 4px;
    background: var(--bg);
    border-bottom: 1px solid var(--line);
    padding: 12px 24px 20px;
    box-shadow: var(--shadow-md);
    transform: translateY(-10px);
    opacity: 0;
    visibility: hidden;
    transition: transform var(--dur) var(--ease-out), opacity var(--dur) ease, visibility var(--dur);
  }
  .site-nav.is-open { transform: translateY(0); opacity: 1; visibility: visible; }
  .site-nav a { padding: 12px 4px; font-size: 1rem; white-space: normal; }
  .site-nav .nav-cta { text-align: center; margin-top: 8px; }
  .nav-toggle { display: flex; }

  .nav-item { flex-wrap: wrap; justify-content: space-between; }
  .nav-item .nav-mega-link { flex: 1; }
  .nav-mega-toggle { width: 40px; height: 40px; border: 1px solid var(--line); }
  .has-mega::after { display: none; }
  .mega {
    position: static; transform: none; width: 100%; filter: none;
    grid-template-columns: 1fr; gap: 10px;
    box-shadow: none; border: 0; background: transparent; padding: 0 0 8px;
    display: none;
  }
  .mega::before { display: none; }
  .site-nav .has-mega:hover .mega, .site-nav .has-mega:focus-within .mega { display: none; opacity: 0; visibility: hidden; transform: none; }
  .site-nav .has-mega.is-open .mega { display: grid; opacity: 1; visibility: visible; pointer-events: auto; transform: none; }
  .site-nav .has-mega:hover .nav-mega-toggle { transform: none; }
  .site-nav .has-mega.is-open .nav-mega-toggle { transform: rotate(180deg); }
  .mega-grid { grid-template-columns: 1fr; }
  .mega-item { padding: 10px 8px; }
  .mega-aside { padding: 18px 16px; }
}

@media (max-width: 960px) {
  :root { --space-section: 44px; --space-head: 36px; --space-block: 28px; --space-card: 24px; --tile-pad-y: 44px; --tile-pad-x: 32px; --tile-radius: 26px; }
  .hero { padding-top: calc(var(--header-h) + var(--space-section)); padding-bottom: 0; overflow: visible; }
  .hero::before { bottom: 0; }
  .hero-inner { grid-template-columns: 1fr; gap: 40px; }
  .hero-copy { max-width: none; }
  /* El vídeo cruza la costura entre el hero y la sección siguiente: une las dos */
  .hero-media { justify-self: center; max-width: 380px; margin-top: 0; margin-bottom: -72px; z-index: 2; }
  .hero + .section { padding-top: calc(var(--space-section) + 72px); }
  .doctora-teaser .doctora-frame { order: 2; }
  .section-head { grid-template-columns: 1fr; align-items: start; gap: 12px; }
  .section-sub { padding-bottom: 0; }
  .doctora-teaser { grid-template-columns: 1fr; gap: 48px; }
  .doctora-frame { max-width: 360px; }
  .audience-grid { grid-template-columns: 1fr; border-top: 0; }
  .audience-card, .audience-card + .audience-card { padding: var(--space-block) 0; border-right: 0; border-top: 1px solid var(--line); }
  .audience-card:last-child { border-bottom: 1px solid var(--line); padding-right: 0; }
  .trow { grid-template-columns: 44px 1fr 40px; grid-template-areas: "num title arrow" "num desc arrow"; row-gap: 6px; }
  .trow-num { grid-area: num; }
  .trow h3 { grid-area: title; font-size: 1.3rem; }
  .trow p { grid-area: desc; }
  .trow-arrow { grid-area: arrow; }
  .trow-cta { flex-direction: column; align-items: flex-start; }
  .centres-grid { grid-template-columns: repeat(2, 1fr); }
  .fertilab-card { grid-template-columns: 1fr; gap: var(--space-block); padding: var(--space-card); }
  .fertilab-logo { min-height: 0; padding: 28px; border-radius: var(--radius-sm); }
  .fertilab-logo img { max-width: 170px; }
  .treatments-grid { grid-template-columns: repeat(2, 1fr); }
  .pricing-grid { grid-template-columns: 1fr; }
  .testimonials-grid { grid-template-columns: repeat(2, 1fr); }
  .others-grid { grid-template-columns: repeat(2, 1fr); }
  .cta-band-inner { flex-direction: column; align-items: flex-start; }
  .google-reviews { flex-direction: column; align-items: flex-start; }
  .reviews-grid { grid-template-columns: repeat(2, 1fr); }
  .doctora-layout { grid-template-columns: 1fr; }
  .contact-layout { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 36px 28px; }
}

@media (max-width: 600px) {
  :root { --gutter: 20px; --space-section: 36px; --space-head: 28px; --space-block: 24px; --space-card: 20px; --tile-pad-y: 32px; --tile-pad-x: 20px; --tile-radius: 22px; }
  .section--tile .container { width: calc(100% - 32px); margin: 0 16px; }
  .hero h1 { max-width: none; }
  .hero-actions .btn { width: 100%; }
  .hero-media { max-width: 320px; margin-bottom: -64px; }
  .hero + .section { padding-top: calc(var(--space-section) + 64px); }
  .hero-chip { font-size: 0.78rem; padding: 8px 13px 8px 10px; bottom: 16px; }
  .hero-meta { flex-direction: column; align-items: flex-start; gap: 12px; }
  .centres-grid, .treatments-grid, .testimonials-grid, .reviews-grid { grid-template-columns: 1fr; }
  .google-reviews .btn { width: 100%; }
  .steps { grid-template-columns: 1fr; }
  .trow { grid-template-columns: 1fr 36px; grid-template-areas: "num arrow" "title arrow" "desc arrow"; }
  .trow::before { inset: 0 -12px; }
  .trow-arrow { width: 36px; height: 36px; }
  .trow-cta .btn { width: 100%; }
  .fertilab-body .btn, .fertilab-body .hero-actions .btn { width: 100%; text-align: center; }
  .also-grid li { flex-direction: column; align-items: flex-start; gap: 12px; width: 100%; }
  .also-logo { border-right: 0; padding-right: 0; }
  .areas { flex-direction: column; align-items: flex-start; }
  .areas-label { margin: 0 0 2px; }
  .others-grid { grid-template-columns: 1fr; }
  .cta-band .hero-actions { width: 100%; }
  .cta-band .btn { width: 100%; }
  .treatment-cta--wide { flex-direction: column; align-items: flex-start; }
  .treatment-cta--wide .btn { width: 100%; }
  .form-row { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; }
  .footer-bottom { flex-direction: column; align-items: flex-start; }
  /* Móvil: la misma marca que en escritorio, un poco más compacta */
  .brand { gap: 9px; }
  .brand-logo { width: 36px; height: 36px; }
  .brand-text strong { font-size: 0.95rem; letter-spacing: -0.015em; }
  .brand-text > span { font-size: 0.56rem; letter-spacing: 0.12em; margin-top: 1px; }
  .header-actions { gap: 8px; }
  .lang-btn { padding: 6px 10px; font-size: 0.74rem; }
  .nav-toggle { width: 40px; height: 40px; }
  .faq-item summary { font-size: 1.05rem; padding-right: 40px; }
  .faq-item p { padding-right: 0; }
}

/* ============ Preferencias de accesibilidad ============ */
/* Menos movimiento: se conservan los cambios de opacidad y color (ayudan a
   entender), se quitan los desplazamientos, desenfoques y pulsos. */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .hero-copy > *, .hero-chip { animation: hero-fade 0.5s ease both; animation-delay: 0s !important; }
  .hero-media { animation: hero-fade 0.6s ease both; animation-delay: 0s !important; }
  .whatsapp-float { animation: none; }
  html.js .reveal { transform: none; transition: opacity 0.35s ease; transition-delay: 0s; }
  .btn:hover, .btn:active, .site-nav .nav-cta:hover, .site-nav .nav-cta:active,
  .rating-badge:hover, .rating-badge:active, .trow:active, .centre-card:hover, .other-link:hover,
  .whatsapp-float:hover, .whatsapp-float:active, .footer-social a:hover, .mega-item:hover { transform: none; }
  .trow:hover .trow-arrow, .text-link:hover::after { transform: none; }
  .mega { transform: translate(-50%, 0); filter: none; transition: opacity 0.15s ease, visibility 0.15s; }
  .site-nav { transform: none; transition: opacity 0.15s ease, visibility 0.15s; }
  .faq-item::details-content { transition: none; }
  .faq-item summary::before, .faq-item summary::after, .nav-toggle span, .nav-mega-toggle { transition: none; }
  main { transition: none; }
}

/* Menos transparencia: cabecera y chips sólidos, sin desenfoque */
@media (prefers-reduced-transparency: reduce) {
  .site-header { background: var(--bg); backdrop-filter: none; -webkit-backdrop-filter: none; }
  .hero-chip { background: #fff; backdrop-filter: none; -webkit-backdrop-filter: none; }
}

/* Más contraste: bordes definidos */
@media (prefers-contrast: more) {
  :root { --line: rgba(61, 44, 51, 0.4); --line-strong: rgba(61, 44, 51, 0.7); --muted: #5A4A4F; }
  .site-header { background: var(--bg); backdrop-filter: none; -webkit-backdrop-filter: none; border-bottom: 1px solid var(--line); }
}