/* SUBMENÚ DE SERVICIOS + MENÚ MÓVIL */

.nav-links {
  align-self: stretch;
}

.has-sub {
  position: relative;
  align-self: stretch;
  display: flex;
  align-items: center;
}

.sub-toggle {
  display: inline-flex;
  align-items: center;
  gap: .35rem;
}

.sub-toggle svg {
  width: .95rem;
  height: .95rem;
  stroke-width: 2px;
  transition: transform .3s;
}

.has-sub:hover .sub-toggle svg,
.has-sub:focus-within .sub-toggle svg,
.has-sub.open .sub-toggle svg {
  transform: rotate(180deg);
}

.has-sub:hover > .sub-toggle,
.has-sub.open > .sub-toggle {
  color: #fff;
}

.submenu {
  position: absolute;
  top: calc(100% + 3px);
  left: 50%;
  min-width: 360px;
  list-style: none;
  background: var(--azul);
  border-top: 3px solid var(--rojo);
  box-shadow: 0 18px 40px rgba(7, 19, 31, .4);
  padding: .5rem 0;
  opacity: 0;
  visibility: hidden;
  transform: translate(-50%, 12px);
  transition: opacity .3s ease, transform .3s ease, visibility .3s;
  z-index: 1001;
}

/* puente invisible entre el enlace y el panel para no perder el hover */
.submenu::before {
  content: '';
  position: absolute;
  left: 0;
  right: 0;
  top: -8px;
  height: 8px;
}

.has-sub:hover .submenu,
.has-sub:focus-within .submenu,
.has-sub.open .submenu {
  opacity: 1;
  visibility: visible;
  transform: translate(-50%, 0);
}

.nav-links .submenu a {
  display: flex;
  align-items: center;
  gap: .85rem;
  padding: .85rem 1.4rem;
  font-size: .78rem;
  font-weight: 500;
  letter-spacing: .1em;
  line-height: 1.4;
  color: rgba(255, 255, 255, .6);
  border-left: 3px solid transparent;
  transition: background .25s, color .25s, border-color .25s, padding-left .25s;
}

.nav-links .submenu a:hover,
.nav-links .submenu a:focus-visible,
.nav-links .submenu a[aria-current="page"] {
  background: var(--azul2);
  color: #fff;
  border-left-color: var(--rojo);
  padding-left: 1.6rem;
  outline: none;
}

.sub-n {
  font-family: 'Libre Baskerville', serif;
  font-style: italic;
  font-size: .85rem;
  letter-spacing: 0;
  color: var(--rojo2);
  min-width: 1.4rem;
}

.submenu svg {
  width: 1rem;
  height: 1rem;
  color: var(--dorado);
  flex-shrink: 0;
}

.submenu .sub-all {
  border-top: 1px solid rgba(255, 255, 255, .08);
  margin-top: .4rem;
  padding-top: .4rem;
}

.nav-links .submenu .sub-all a {
  color: var(--dorado);
  font-weight: 600;
  justify-content: flex-end;
}

/* HAMBURGUESA */
.nav-burger {
  display: none;
  width: 42px;
  height: 42px;
  border: 1px solid rgba(255, 255, 255, .2);
  background: transparent;
  cursor: pointer;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 5px;
}

.nav-burger span {
  display: block;
  width: 18px;
  height: 1.5px;
  background: #fff;
  transition: transform .3s, opacity .3s;
}

.nav-burger.open span:nth-child(1) {
  transform: translateY(6.5px) rotate(45deg);
}

.nav-burger.open span:nth-child(2) {
  opacity: 0;
}

.nav-burger.open span:nth-child(3) {
  transform: translateY(-6.5px) rotate(-45deg);
}

body.menu-open {
  overflow: hidden;
}

@media(max-width:900px) {
  .nav-burger {
    display: flex;
  }

  .nav-links.open {
    display: flex;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    position: fixed;
    top: 75px;
    left: 0;
    right: 0;
    bottom: 0;
    background: var(--azul);
    padding: 1rem 1.5rem 2rem;
    overflow-y: auto;
    animation: fup .35s ease;
  }

  .nav-links.open > li {
    border-bottom: 1px solid rgba(255, 255, 255, .08);
  }

  .nav-links.open > li > a {
    display: flex;
    justify-content: space-between;
    padding: 1.1rem 0;
  }

  .nav-links.open > li > .nav-cta {
    justify-content: center;
    margin: 1.2rem 0 .4rem;
    padding: .9rem 1.2rem;
  }

  .nav-links.open > li:last-child {
    border-bottom: none;
    padding-top: 1rem;
  }

  .has-sub {
    display: block;
  }

  .submenu {
    position: static;
    min-width: 0;
    display: none;
    opacity: 1;
    visibility: visible;
    transform: none;
    box-shadow: none;
    border-top: none;
    border-left: 2px solid var(--rojo);
    background: rgba(255, 255, 255, .03);
    padding: 0;
    margin-bottom: 1rem;
    transition: none;
  }

  .submenu::before {
    display: none;
  }

  .has-sub.open .submenu {
    display: block;
  }

  .has-sub:hover .submenu,
  .has-sub:focus-within .submenu {
    transform: none;
  }

  .has-sub:hover:not(.open) .sub-toggle svg {
    transform: none;
  }

  .nav-links .submenu .sub-all a {
    justify-content: flex-start;
  }
}