/* ============================================================
   HEADER (doc maestro §7.3 / §8.1) — BEM emt-header
   ============================================================ */
.emt-header {
  position: sticky;
  top: 0;
  z-index: var(--emt-z-header);
  background: rgba(255, 255, 255, 0.85);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--emt-color-border);
  transition: box-shadow var(--emt-transition-base), background var(--emt-transition-base);
}
.emt-header.is-scrolled {
  background: rgba(255, 255, 255, 0.95);
  box-shadow: var(--emt-shadow-md);
}
.emt-header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--emt-spacing-lg);
  min-height: 72px;
}
.emt-header__logo img {
  display: block;
  height: 44px;
  width: auto;
}

/* Navegación principal */
.emt-nav {
  display: flex;
  align-items: center;
  gap: var(--emt-spacing-xs);
  list-style: none;
  margin: 0;
  padding: 0;
}
.emt-nav__link,
.emt-nav__trigger {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  text-align: center; /* centrado también cuando el texto pasa a 2 líneas */
  gap: 6px;
  font-family: var(--emt-font-display);
  font-size: var(--emt-fs-sm);
  font-weight: var(--emt-fw-medium);
  color: var(--emt-azul-profundo);
  -webkit-appearance: none; /* anula el botón nativo de Hello (reset.css) */
  appearance: none;
  background: none;
  border: 0;
  cursor: pointer;
  padding: var(--emt-spacing-sm) var(--emt-spacing-md);
  border-radius: var(--emt-radius-pill);
  text-decoration: none;
  transition: background var(--emt-transition-fast), color var(--emt-transition-fast);
}
.emt-nav__link:hover,
.emt-nav__trigger:hover,
.emt-nav__trigger[aria-expanded="true"] {
  background: var(--emt-gris-claro);
  color: var(--emt-azul-brillante);
}
.emt-nav__trigger:focus-visible {
  outline: 2px solid var(--emt-azul-brillante);
  outline-offset: 2px;
}
.emt-nav__caret {
  width: 8px;
  height: 8px;
  border-right: 2px solid currentColor;
  border-bottom: 2px solid currentColor;
  transform: rotate(45deg) translateY(-2px);
  transition: transform var(--emt-transition-fast);
}
.emt-nav__trigger[aria-expanded="true"] .emt-nav__caret {
  transform: rotate(-135deg) translateY(-2px);
}

/* Acciones */
.emt-header__actions {
  display: flex;
  align-items: center;
  gap: var(--emt-spacing-md);
}
.emt-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  text-align: center; /* centrado también cuando el texto pasa a 2 líneas */
  font-family: var(--emt-font-display);
  font-weight: var(--emt-fw-semibold);
  font-size: var(--emt-fs-sm);
  padding: 0.6rem 1.25rem;
  border-radius: var(--emt-radius-pill);
  text-decoration: none;
  -webkit-appearance: none; /* sirve también para <button class="emt-btn"> (anula reset de Hello) */
  appearance: none;
  border: 0;
  cursor: pointer;
  transition: transform var(--emt-transition-fast), background var(--emt-transition-fast);
}
.emt-btn--cta {
  background: var(--emt-color-cta);
  color: var(--emt-blanco);
}
.emt-btn--cta:hover {
  background: var(--emt-color-cta-hover);
  transform: translateY(-1px);
}

/* Hamburguesa (oculta en desktop; visible solo <720px) */
.emt-header__burger {
  display: none;
  flex-direction: column;
  gap: 5px;
  width: 44px;
  height: 44px;
  align-items: center;
  justify-content: center;
  -webkit-appearance: none;
  appearance: none;
  background: none;
  border: 0;
  box-shadow: none;
  cursor: pointer;
}
.emt-header__burger span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--emt-azul-profundo);
  transition: transform var(--emt-transition-fast), opacity var(--emt-transition-fast);
}
.emt-header__burger[aria-expanded="true"] span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.emt-header__burger[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.emt-header__burger[aria-expanded="true"] span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* El drawer off-canvas (translateX(100%)) contribuye al scrollable overflow y
   generaba scroll horizontal en todo el sitio móvil. clip en el root lo corta
   sin crear un scroll container (position: sticky sigue funcionando); hidden
   queda como fallback para navegadores viejos. */
html { overflow-x: hidden; overflow-x: clip; }
/* body también (iOS Safari ignora el del root para el pan táctil). Scoped a
   móvil: los position: sticky del sitio son solo >=1024px y no se afectan. */
@media (max-width: 1023px) {
  body { overflow-x: hidden; overflow-x: clip; }
}

/* Drawer móvil */
.emt-drawer {
  position: fixed;
  top: 0;
  right: 0;
  height: 100dvh;
  width: min(82vw, 360px);
  background: var(--emt-blanco);
  z-index: var(--emt-z-drawer);
  padding: var(--emt-spacing-3xl) var(--emt-spacing-xl);
  box-shadow: var(--emt-shadow-xl);
  transform: translateX(100%);
  transition: transform var(--emt-transition-base);
}
.emt-drawer.is-open { transform: translateX(0); }
.emt-drawer[hidden] { display: block; } /* controlado por transform, no por hidden visual */
.emt-drawer__list { list-style: none; margin: 0; padding: 0; display: flex; flex-direction: column; gap: var(--emt-spacing-sm); }
.emt-drawer__link {
  display: block;
  font-family: var(--emt-font-display);
  font-size: var(--emt-fs-md);
  font-weight: var(--emt-fw-medium);
  color: var(--emt-azul-profundo);
  text-decoration: none;
  padding: var(--emt-spacing-md) 0;
  border-bottom: 1px solid var(--emt-color-border);
}
.emt-drawer__overlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 51, 102, 0.4);
  z-index: var(--emt-z-drawer);
  opacity: 0;
  transition: opacity var(--emt-transition-base);
}
.emt-drawer__overlay.is-open { opacity: 1; }

/* Skip-link accesible (site-wide): oculto hasta recibir foco por teclado */
.emt-skip-link {
  position: absolute;
  left: -9999px;
  top: auto;
  width: 1px;
  height: 1px;
  overflow: hidden;
}
.emt-skip-link:focus {
  left: var(--emt-spacing-md);
  top: var(--emt-spacing-md);
  width: auto;
  height: auto;
  z-index: 2000;
  background: var(--emt-blanco);
  color: var(--emt-azul-profundo);
  padding: var(--emt-spacing-sm) var(--emt-spacing-md);
  border-radius: var(--emt-radius-sm);
  box-shadow: var(--emt-shadow-md);
}

/* Responsive: < 720px (md) colapsa a hamburguesa */
@media (max-width: 719px) {
  .emt-header__nav { display: none; }
  /* SOLO el CTA del header: un selector global aquí ocultaba todos los
     .emt-btn--cta del sitio en móvil (hero, reserve card). */
  .emt-header .emt-btn--cta { display: none; }
  .emt-header__burger { display: flex; }
}
@media (min-width: 720px) {
  .emt-drawer,
  .emt-drawer__overlay { display: none !important; }
}