/* nav.css — Esferize · Navegación cross-site
   Extraído de nav-footer-override.css el 2026-05-26 (split + cleanup).
   Cargado en: 7 páginas (contacto + 6 legales).
   Las 9 páginas activas siguen con .nav inline (migración pendiente). */
/* ══════════════════════════════════════════════
   1. NAVEGACIÓN — WCAG 2.4.1, 2.4.3, 2.4.7
   ══════════════════════════════════════════════ */
.nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 300;
  height: var(--nav-h);
  background: rgba(255,255,255,0.72);
  -webkit-backdrop-filter: blur(72px) saturate(180%);
  backdrop-filter: blur(72px) saturate(180%);
  box-shadow: 0 1px 0 rgba(0,0,0,0.04), 0 8px 24px rgba(0,0,0,0.03);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 48px;
  gap: 24px;
  transition: background .35s ease;
}
.nav.is-top {
  background: rgba(255,255,255,0.50);
  box-shadow: none; border-bottom-color: transparent;
}

/* Logo */
.nav__logo {
  display: flex;
  align-items: center;
  flex-shrink: 0;
}
.nav__logo svg { display:block; height: 36px; width:auto; overflow:visible; }

/* Menú links — Contraste mejorado WCAG AA */
.nav__menu {
  display: flex;
  align-items: center;
  gap: 22px;
  margin: 0 auto;
}
.nav__link {
  font-size: 12.5px;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--gris-texto);
  transition: color .2s, background-color .2s;
  white-space: nowrap;
  position: relative;
  padding: 8px 14px;
  min-height: 44px;
  display: inline-flex;
  align-items: center;
}
.nav__link {
  border-radius: 999px;
}
.nav__link::after { display: none; }
.nav__link:hover { color: var(--gris-texto); background-color: rgba(0,0,0,0.04); }
.nav__link:focus-visible {
  outline: 2px solid var(--white);
  outline-offset: 4px;
  border-radius: 2px;
}

/* ── Submenú desplegable (Servicios) ── */
.nav__item { position: relative; }
.nav__item--has-submenu > .nav__link { display: inline-flex; align-items: center; gap: 6px; }
.nav__caret {
  opacity: 0.7;
  transition: transform .2s ease, opacity .2s ease;
}
.nav__item--has-submenu:hover > .nav__link .nav__caret,
.nav__item--has-submenu.is-open > .nav__link .nav__caret {
  transform: rotate(180deg);
  opacity: 1;
}
.nav__submenu {
  position: absolute;
  top: calc(100% + 4px);
  left: 50%;
  transform: translateX(-50%) translateY(-4px);
  min-width: 260px;
  margin: 0;
  padding: 8px;
  list-style: none;
  background: rgba(14,42,46,0.96);
  backdrop-filter: blur(16px);
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: 8px;
  box-shadow: 0 8px 32px rgba(0,0,0,0.4);
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transition: opacity .2s ease, transform .2s ease, visibility .2s ease;
  z-index: 400;
}
.nav__item--has-submenu:hover .nav__submenu,
.nav__item--has-submenu:focus-within .nav__submenu,
.nav__item--has-submenu.is-open .nav__submenu {
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
  transform: translateX(-50%) translateY(0);
}
.nav__submenu-link {
  display: block;
  padding: 10px 14px;
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0.04em;
  color: rgba(255,255,255,0.78);
  border-radius: 4px;
  text-decoration: none;
  white-space: nowrap;
  transition: background .15s, color .15s;
}
.nav__submenu-link:hover,
.nav__submenu-link:focus-visible {
  background: rgba(255,255,255,0.06);
  color: var(--white);
  outline: none;
}

/* ── Mega menú Servicios ── */
#navServicios { position: static; }
.nav__mega {
  position: absolute;
  top: 100%;
  left: 50%;
  transform: translateX(-50%) translateY(-6px);
  width: min(980px, calc(100% - 96px));
  background: rgba(14,42,46,0.97);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: 12px;
  box-shadow: 0 16px 48px rgba(0,0,0,0.55);
  padding: 28px 32px;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 28px;
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transition: opacity .2s ease, transform .2s ease, visibility .2s ease;
  z-index: 400;
}
#navServicios:focus-within .nav__mega,
#navServicios.is-open .nav__mega {
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
  transform: translateX(-50%) translateY(0);
}
/* ── Staggered column reveal ── */
.nav__mega > div {
  opacity: 0;
  transform: translateY(8px);
  transition: opacity .18s ease, transform .18s ease;
}
#navServicios:focus-within .nav__mega > div:nth-child(1),
#navServicios.is-open .nav__mega > div:nth-child(1) { opacity:1; transform:none; transition-delay: 40ms; }
#navServicios:focus-within .nav__mega > div:nth-child(2),
#navServicios.is-open .nav__mega > div:nth-child(2) { opacity:1; transform:none; transition-delay: 90ms; }
#navServicios:focus-within .nav__mega > div:nth-child(3),
#navServicios.is-open .nav__mega > div:nth-child(3) { opacity:1; transform:none; transition-delay: 140ms; }
#navServicios:focus-within .nav__mega > div:nth-child(4),
#navServicios.is-open .nav__mega > div:nth-child(4) { opacity:1; transform:none; transition-delay: 190ms; }
@media (prefers-reduced-motion: reduce) {
  .nav__mega > div { opacity:1; transform:none; transition:none; }
}
.nav__mega__heading {
  color: var(--turquesa);
  font-family: var(--font-body);
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  margin: 0 0 16px;
  padding-bottom: 10px;
  border-bottom: 1px solid rgba(255,255,255,0.07);
}
/* ── cabecera de columna: link a landing con flecha persistente ── */
.nav__mega__heading a {
  color: inherit;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 5px;
  transition: color .15s;
}
.nav__mega__heading a::after {
  content: '→';
  font-size: 10px;
  transition: transform .15s;
}
.nav__mega__heading a:hover { color: #fff; }
.nav__mega__heading a:hover::after { transform: translateX(3px); }

/* ── card-link: el bloque entero es navegable ── */
.nav__mega__block {
  display: block;
  text-decoration: none;
  padding: 9px 10px 9px 8px;
  margin: 0 -10px 4px;
  border-radius: 8px;
  border: 1px solid transparent;
  transition: background .15s, border-color .15s;
}
.nav__mega__block:hover {
  background: rgba(255,255,255,0.06);
  border-color: rgba(255,255,255,0.07);
}
.nav__mega__title {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  font-weight: 600;
  color: rgba(255,255,255,0.82);
  margin: 0 0 3px;
  transition: color .15s;
}
.nav__mega__block:hover .nav__mega__title { color: #fff; }
.nav__mega__icon {
  color: var(--turquesa);
  flex-shrink: 0;
  transition: color .15s;
}
.nav__mega__block:hover .nav__mega__icon { color: #78FFEF; }
.nav__mega__desc {
  font-size: 11.5px;
  color: rgba(255,255,255,0.4);
  line-height: 1.5;
  padding-left: 24px;
  margin: 0;
}

/* ── links secundarios: separados visualmente como accesos directos ── */
.nav__mega__divider { display: none; }
.nav__mega__links {
  padding: 10px 0 0;
  margin-top: 6px;
  border-top: 1px solid rgba(255,255,255,0.07);
  display: flex;
  flex-direction: column;
  gap: 2px;
}
.nav__mega__link {
  font-size: 11.5px;
  color: rgba(255,255,255,0.5);
  text-decoration: none;
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 4px 6px;
  border-radius: 5px;
  transition: background .12s, color .12s;
}
.nav__mega__link::before {
  content: '›';
  color: var(--turquesa);
  font-size: 13px;
  line-height: 1;
  flex-shrink: 0;
  opacity: 0.7;
}
.nav__mega__link:hover {
  background: rgba(255,255,255,0.05);
  color: var(--gris-texto);}
.esf-badge {
  display: inline-block;
  font-family: var(--font-body);
  font-size: 9px;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--white);
  background: var(--turquesa);
  padding: 2px 6px;
  border-radius: 3px;
  vertical-align: middle;
  line-height: 1.4;
}
@media (max-width: 1024px) { .nav__mega { display: none; } }

/* Utilidades */
.nav__utils {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-shrink: 0;
}

/* ── Buscador — WCAG 2.5.5 Target Size ── */
.nav__search-wrap {
  position: relative;
  display: flex;
  align-items: center;
}
.nav__search-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 44px; /* WCAG 2.5.5 mínimo */
  height: 44px;
  border-radius: 50%;
  background: transparent;
  border: none;
  color: var(--gris-texto); /* Contraste mejorado */
  cursor: pointer;
  transition: color .2s, background .2s;
}
.nav__search-btn:hover { color: var(--turquesa); background: rgba(0,0,0,0.05); }
.nav__search-btn:focus-visible {
  outline: 2px solid var(--turquesa);
  outline-offset: 2px;
}
.nav__search-box {
  display: none;
  position: absolute;
  top: calc(100% + 12px);
  right: 0;
  background: rgba(255,255,255,0.92);
  -webkit-backdrop-filter: blur(40px) saturate(180%);
  backdrop-filter: blur(40px) saturate(180%);
  border: 1px solid rgba(0,0,0,0.08);
  border-radius: 8px;
  box-shadow: 0 12px 36px rgba(0,0,0,0.08), 0 2px 8px rgba(0,0,0,0.04);
  overflow: hidden;
  width: 320px;
  z-index: 400;
}
.nav__search-box.is-open { display: flex; }
.nav__search-input {
  width: 100%;
  background: transparent;
  border: none;
  outline: none;
  font-family: var(--font-body);
  font-size: 13px;
  color: var(--gris-texto);
  padding: 13px 18px;
  letter-spacing: 0.02em;
}
.nav__search-input::placeholder { color: rgba(30,30,30,0.45); }

/* ── Botón Contacto — WCAG AA ── */
.nav__contact {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--gris-texto);
  border: 1px solid rgba(0,0,0,0.20);
  border-radius: 4px;
  padding: 10px 16px;
  min-height: 44px; /* WCAG 2.5.5 */
  white-space: nowrap;
  transition: color .2s, border-color .2s, background .2s;
  text-decoration: none;
}
.nav__contact:hover {
  color: var(--turquesa);
  border-color: var(--turquesa);
}
.nav__contact:focus-visible {
  outline: 2px solid var(--turquesa);
  outline-offset: 2px;
}

/* Selector de idioma — WCAG 2.1.1, 2.4.7 */
.nav__lang-select {
  position: relative;
  display: flex;
  align-items: center;
}
.nav__lang-btn {
  display: flex;
  align-items: center;
  gap: 5px;
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--gris-texto); /* Contraste mejorado */
  cursor: pointer;
  padding: 10px 12px;
  min-height: 44px; /* WCAG 2.5.5 */
  border-radius: 4px;
  border: 1px solid rgba(0,0,0,0.20);
  background: transparent;
  transition: color .2s, border-color .2s;
  white-space: nowrap;
}
.nav__lang-btn:hover {
  color: var(--turquesa);
  border-color: var(--turquesa);
}
.nav__lang-btn:focus-visible {
  outline: 2px solid var(--turquesa);
  outline-offset: 2px;
}
.nav__lang-btn svg { opacity: 0.7; }
.nav__lang-dropdown {
  display: none;
  position: absolute;
  top: calc(100% + 8px);
  right: 0;
  background: rgba(14,42,46,0.96);
  backdrop-filter: blur(16px);
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: 6px;
  overflow: hidden;
  min-width: 140px;
  z-index: 400;
  box-shadow: 0 8px 32px rgba(0,0,0,0.4);
}
.nav__lang-select.is-open .nav__lang-dropdown { display: block; }
.nav__lang-option {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 14px;
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.06em;
  color: rgba(255,255,255,0.75); /* Contraste mejorado AA */
  cursor: pointer;
  transition: background .15s, color .15s;
}
.nav__lang-option:hover { background: rgba(255,255,255,0.05); color: var(--white); }
.nav__lang-option.is-active { color: var(--turquesa); }

/* Divisor */
.nav__divider {
  width: 1px;
  height: 18px;
  background: rgba(255,255,255,0.1);
}

/* Portal de clientes */
.nav__portal {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 2px;
  padding: 8px 20px;
  border-radius: 6px;
  background: var(--rojo-acento);
  cursor: pointer;
  transition: background .25s, box-shadow .25s, transform .2s;
  text-decoration: none;
  position: relative;
  box-shadow: 0 0 18px rgba(227,6,19,0.5), 0 0 40px rgba(227,6,19,0.2);
}
.nav__portal:hover {
  background: var(--rojo-profundo);
  box-shadow: 0 0 28px rgba(227,6,19,0.75), 0 0 60px rgba(227,6,19,0.3);
  transform: translateY(-1px);
}
.nav__portal-label {
  font-size: 11px;
  font-weight: 800;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: #fff;
  white-space: nowrap;
}
.nav__portal-status {
  display: flex;
  align-items: center;
  gap: 5px;
  font-size: 9px;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.75);
}
.nav__portal-dot {
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: #fff;
  opacity: 0.8;
  flex-shrink: 0;
}
@keyframes portalPulse {
  0%, 100% { opacity: 0.8; transform: scale(1); }
  50%       { opacity: 1;   transform: scale(1.4); }
}

/* ── Botón hamburguesa ── */
.nav__burger {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 36px;
  height: 36px;
  cursor: pointer;
  background: none;
  border: none;
  padding: 4px;
  position: relative;
  z-index: 310;
}
.nav__burger span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--white);
  border-radius: 2px;
  transition: transform .3s ease, opacity .2s ease;
  transform-origin: center;
}
.nav__burger.is-open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav__burger.is-open span:nth-child(2) { opacity: 0; transform: scaleX(0); }
.nav__burger.is-open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ── Menú móvil (panel desplegable) ── */
.nav__mobile {
  display: none;
  position: fixed;
  top: var(--nav-h);
  left: 0; right: 0;
  background: #1e2124;
  border-top: 1px solid rgba(255,255,255,0.07);
  z-index: 299;
  flex-direction: column;
  padding: 16px 0 24px;
  transform: translateY(-8px);
  opacity: 0;
  transition: transform .25s ease, opacity .25s ease;
}
.nav__mobile.is-open {
  display: flex;
  transform: translateY(0);
  opacity: 1;
}
.nav__mobile-link {
  display: block;
  padding: 14px 28px;
  font-size: 14px;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--white);
  border-bottom: 1px solid rgba(255,255,255,0.05);
  transition: color .15s, background .15s;
}
.nav__mobile-link:hover {
  color: var(--turquesa);
  background: rgba(255,255,255,0.03);
}
.nav__mobile-cta {
  margin: 20px 28px 0;
  display: block;
  background: var(--rojo-acento);
  color: var(--white);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  padding: 14px 24px;
  text-align: center;
  border-radius: 6px;
  transition: background .2s;
}
.nav__mobile-cta:hover { background: var(--rojo-profundo); }

/* Submenú móvil — Servicios */
.nav__mobile-toggle {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: transparent;
  border: 0;
  text-align: left;
  cursor: pointer;
  font-family: inherit;
}
.nav__mobile-caret {
  opacity: 0.7;
  transition: transform .2s ease;
}
.nav__mobile-group.is-open .nav__mobile-caret { transform: rotate(180deg); }
.nav__mobile-submenu {
  max-height: 0;
  overflow: hidden;
  transition: max-height .25s ease;
  background: rgba(255,255,255,0.02);
}
.nav__mobile-group.is-open .nav__mobile-submenu { max-height: 400px; }
.nav__mobile-sublink {
  display: block;
  padding: 12px 28px 12px 44px;
  font-size: 13px;
  font-weight: 500;
  letter-spacing: 0.04em;
  color: rgba(255,255,255,0.78);
  border-bottom: 1px solid rgba(255,255,255,0.04);
  transition: color .15s, background .15s;
}
.nav__mobile-sublink:hover {
  color: var(--turquesa);
  background: rgba(255,255,255,0.03);
}


/* ══════════════════════════════════════════════
   RESPONSIVE NAV
   ══════════════════════════════════════════════ */
@media (max-width: 1024px) {
  .nav { padding: 0 32px; }
}
@media (max-width: 768px) {
  .nav { padding: 0 20px; }
  .nav__menu  { display: none; }
  .nav__utils { display: none; }
  .nav__search-wrap { display: none; }
  .nav__contact { display: none; }
  .nav__burger { display: flex; }
}