/* ============================================================
   Header — MANUAL-DE-MARCA-OLA v2.1
   ============================================================ */

/* ─── Barra superior del sitio ──────────────────────────────── */
.site-header {
  background-color: #FFFFFF;
  border-bottom: 3px solid #1A237E;   /* Navy Digital — color principal */
  box-shadow: 0 2px 8px rgba(26, 35, 126, 0.08);
  position: sticky;
  top: 0;
  z-index: 200;

  /* Layout: logo | nav principal (centrado) | menú cuenta */
  display: flex;
  align-items: center;
  gap: 1.5rem;
  padding: 0 2rem;
  min-height: 72px;
}

/* ─── Regiones del header ───────────────────────────────────── */
.site-header .region--header {
  flex: 0 0 auto;
}

.site-header .region--primary-menu {
  flex: 1;
  display: flex;
  justify-content: center;
}

.site-header .region--secondary-menu {
  flex: 0 0 auto;
  margin-left: auto;
}

/* ─── Branding / Logo ───────────────────────────────────────── */
.site-branding {
  display: block;
}

.site-branding__inner {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.site-branding__logo {
  display: flex;
  align-items: center;
  text-decoration: none;
  flex-shrink: 0;
}

.site-branding__logo img {
  height: 48px;
  width: auto;
  display: block;
  border-radius: 0.25rem;
  /* Asegurar que el logo no se distorsione */
  object-fit: contain;
}

.site-branding__text {
  display: flex;
  flex-direction: column;
}

.site-branding__name {
  font-family: 'Montserrat', sans-serif;
  font-size: 0.75rem;
  font-weight: 600;
  line-height: 1.3;
  max-width: 200px;
}

.site-branding__name a {
  color: #1A237E;   /* Navy Digital */
  text-decoration: none;
  display: block;
}

.site-branding__name a:hover {
  color: #004D40;   /* Deep Teal */
  opacity: 1;
}

/* ─── Navegación principal ──────────────────────────────────── */
#block-observatorio-a11y-main-menu,
.menu--main {
  display: flex;
  align-items: center;
}

.menu--main > ul {
  display: flex;
  list-style: none;
  padding: 0;
  margin: 0;
  gap: 0.25rem;
}

.menu--main > ul li {
  position: relative;
}

/* Enlace de nav — (Manual §6.6 mínimo 44×44) */
.menu--main > ul li a {
  display: flex;
  align-items: center;
  min-height: 44px;
  font-family: 'Montserrat', sans-serif;
  font-size: 0.9375rem;
  font-weight: 600;
  color: #2C3E50;    /* Deep Slate */
  text-decoration: none;
  padding: 0.5rem 1rem;
  border-radius: 0.375rem;
  transition: background-color 150ms ease, color 150ms ease;
  white-space: nowrap;
}

.menu--main > ul li a:hover {
  background-color: rgba(26, 35, 126, 0.07);
  color: #1A237E;
  opacity: 1;
}

/* Enlace activo con indicador naranja en la parte inferior */
.menu--main > ul li a.is-active,
.menu--main > ul li a[aria-current="page"] {
  color: #1A237E;
  position: relative;
}

.menu--main > ul li a.is-active::after,
.menu--main > ul li a[aria-current="page"]::after {
  content: '';
  position: absolute;
  bottom: 4px;
  left: 1rem;
  right: 1rem;
  height: 2px;
  background-color: #E64A19;  /* Energy Orange — acción */
  border-radius: 9999px;
}

/* Focus visible (Manual §6.8 — focus siempre visible) */
.menu--main > ul li a:focus-visible {
  outline: 3px solid #E64A19;
  outline-offset: 2px;
}

/* ─── Menú de cuenta (Login) ────────────────────────────────── */
#block-observatorio-a11y-account-menu,
.menu--account {
  display: flex;
  align-items: center;
}

.menu--account > ul {
  display: flex;
  list-style: none;
  padding: 0;
  margin: 0;
  gap: 0.5rem;
}

/* Botón de acceso — Energy Orange (color de acción Manual §2.2) */
.menu--account > ul li a {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  padding: 0.5rem 1.25rem;
  font-family: 'Montserrat', sans-serif;
  font-size: 0.875rem;
  font-weight: 700;
  color: #FFFFFF;
  background-color: #1A237E;  /* Navy Digital */
  text-decoration: none;
  border-radius: 9999px;
  border: 2px solid transparent;
  transition: background-color 150ms ease, transform 150ms ease, box-shadow 150ms ease;
  white-space: nowrap;
}

.menu--account > ul li a:hover {
  background-color: #004D40;  /* Deep Teal al hacer hover */
  color: #FFFFFF;
  opacity: 1;
  transform: translateY(-1px);
  box-shadow: 0 4px 12px rgba(26, 35, 126, 0.3);
}

.menu--account > ul li a:focus-visible {
  outline: 3px solid #E64A19;
  outline-offset: 2px;
  opacity: 1;
}

.menu--account > ul li a:active {
  transform: translateY(0);
  box-shadow: none;
}

/* ─── Responsive ────────────────────────────────────────────── */
@media (max-width: 64rem) {
  .site-header {
    flex-wrap: wrap;
    padding: 0.75rem 1rem;
    min-height: auto;
    gap: 0.75rem;
  }

  .site-header .region--primary-menu {
    order: 10;
    flex-basis: 100%;
    justify-content: flex-start;
    border-top: 1px solid #DDE1EF;
    padding-top: 0.5rem;
  }

  .menu--main > ul li a {
    font-size: 0.875rem;
    padding: 0.5rem 0.75rem;
  }

  .site-header .region--secondary-menu {
    margin-left: 0;
  }
}

@media (max-width: 40rem) {
  .site-branding__name {
    display: none;
  }

  .site-branding__logo img {
    height: 40px;
  }
}