/* Navbar del sitio comercial (includes/site_navbar.php), compartido por index.php y producto.php.
   Fijo arriba, 56px de alto: la primera sección de cada página deja ese espacio. */
.navbar-fc {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background: #fff;
  transition: box-shadow .3s ease;
}

.navbar-fc.scrolled {
  box-shadow: 0 2px 12px rgba(0, 0, 0, .08);
}

.navbar-fc .navbar-inner {
  max-width: 1160px;
  margin: 0 auto;
  padding: 14px 40px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.navbar-fc .brand {
  display: flex;
  align-items: center;
  text-decoration: none;
}

.navbar-fc .brand img {
  height: 28px;
  width: auto;
  display: block;
}

.navbar-fc nav a,
.navbar-fc .site-dd-toggle {
  font-family: 'Lexend', sans-serif;
  color: #1a1a1a;
  text-decoration: none;
  font-size: .875rem;
  font-weight: 300;
  margin-left: 32px;
  opacity: .9;
}

.navbar-fc nav a:hover,
.navbar-fc .site-dd-toggle:hover {
  opacity: 1;
}

/* --- Desplegable "Productos & soluciones" --- */
.navbar-fc .site-dd {
  position: relative;
  display: inline-block;
}

.navbar-fc .site-dd-toggle {
  background: none;
  border: 0;
  padding: 0;
  cursor: pointer;
  line-height: inherit;
}

.navbar-fc .site-dd-toggle::after {
  content: '';
  display: inline-block;
  margin-left: 6px;
  vertical-align: 2px;
  border-top: 5px solid currentColor;
  border-left: 4px solid transparent;
  border-right: 4px solid transparent;
  transition: transform .2s ease;
}

.navbar-fc .site-dd.open .site-dd-toggle::after {
  transform: rotate(180deg);
}

.navbar-fc .site-dd-menu {
  display: none;
  position: absolute;
  top: calc(100% + 12px);
  left: 32px;
  min-width: 270px;
  margin: 0;
  padding: 8px 0;
  list-style: none;
  background: #fff;
  border-radius: 10px;
  /* Dos capas: una amplia que separa el panel del fondo y otra corta que marca el borde. */
  box-shadow: 0 14px 36px rgba(0, 0, 0, .18), 0 2px 6px rgba(0, 0, 0, .10);
}

.navbar-fc .site-dd.open .site-dd-menu {
  display: block;
}

.navbar-fc nav .site-dd-item {
  display: block;
  margin: 0;
  padding: 8px 20px;
  opacity: 1;
  white-space: nowrap;
}

.navbar-fc nav .site-dd-item:hover,
.navbar-fc nav .site-dd-item:focus {
  background: #f4f4f4;
  outline: none;
}

.navbar-fc nav .site-dd-item-all {
  font-weight: 400;
}

.navbar-fc .site-dd-sep {
  height: 1px;
  margin: 8px 0;
  background: #e9ecef;
}

/* --- Menú móvil --- */
.navbar-toggler-fc {
  display: none;
  background: none;
  border: none;
  color: #1a1a1a;
  font-size: 1.5rem;
  cursor: pointer;
}

@media (max-width: 768px) {
  .navbar-fc nav {
    display: none;
  }

  .navbar-toggler-fc {
    display: block;
  }

  .navbar-fc nav.open {
    display: flex;
    flex-direction: column;
    position: absolute;
    top: 56px;
    left: 0;
    right: 0;
    background: #fff;
    padding: 16px 24px;
    box-shadow: 0 8px 16px rgba(0, 0, 0, .1);
  }

  .navbar-fc nav.open a,
  .navbar-fc nav.open .site-dd-toggle {
    margin: 8px 0;
    text-align: left;
  }

  /* En móvil el desplegable se abre dentro del menú, no flotando. */
  .navbar-fc nav.open .site-dd-menu {
    position: static;
    min-width: 0;
    margin: 0 0 8px;
    padding: 0 0 0 12px;
    box-shadow: none;
  }

  .navbar-fc nav.open .site-dd-item {
    margin: 0;
    padding: 6px 0;
    white-space: normal;
  }
}