/* ======================= HEADER GENERAL ======================= */

body {
  margin-top: 0;
  padding-top: 0;
}

#header-placeholder {
  margin: 0;
  padding: 0;
}

.header-principal {
  width: 100%;
  position: fixed;
  top: 0;
  left: 0;
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  padding: 1rem 2rem;
  background: transparent;
  z-index: 1000;
  transition: background 0.4s ease, box-shadow 0.4s ease;
}

/* ======================= REDES SOCIALES ======================= */

.redes-header {
  display: flex;
  gap: 1rem;
  justify-self: start;
}

.redes-header img {
  height: 50px;
  width: 50px;
  transition: transform 0.3s, filter 0.3s;
}

.redes-header img:hover {
  transform: scale(1.2);
  filter: brightness(1);
}

/* ======================= LOGO ======================= */

.logo {
  justify-self: center;
}

.logo img {
  height: 60px;
  transition: transform 0.4s;
}

.logo img:hover {
  transform: scale(1.08);
}

/* ======================= MENÚ ======================= */

.menu {
  justify-self: end;
}

.menu img {
  height: 50px;
  cursor: pointer;
  transition: transform 0.3s;
}

.menu img:hover {
  transform: scale(1.1);
}

/* ======================= EFECTO DE SOMBRA SVG ======================= */

.redes-header img,
.logo img,
.menu img {
  filter: drop-shadow(0 3px 6px rgba(0, 0, 0, 0.4));
  transition: filter 0.3s ease;
}

.redes-header img:hover,
.logo img:hover,
.menu img:hover {
  filter: drop-shadow(0 5px 10px rgba(0, 0, 0, 0.6));
}

/* ======================= RESPONSIVE MÓVIL ======================= */

@media (max-width: 768px) {

  .header-principal {
    display: flex;
    flex-direction: column;
    align-items: stretch;
    padding: 0.5rem 1rem;
  }

  .logo,
  .menu {
    display: inline-flex;
    align-items: center;
       height: 30px;
  }

  .logo {
    order: 1;
    margin-top: 20px;
  }

  .menu {
    order: 1;
    margin-left: auto;
  }

  .logo img {
    height: 70px;
  }

  .menu img {
    height: 40px;
  }

  .redes-header {
    order: 3;
    display: flex;
    justify-content: left;
    gap: 0.5rem;
    margin-top: 0.5rem;
    margin-left: 60px;
    width: calc(100% - 60px);
  }

  .redes-header img {
    height: 34px;
    width: 34px;
  }
}