.btn-menu {
  background: none;
  border: none;
  font-size: 1.5rem;
  position: fixed;
  right: 15px;
  top: 30px;
  z-index: 115;
}

.nav {
  background-color: #447f9c;
  height: 100vh;
  height: 100dvh;
  padding: 80px 10px 0px 10px;
  position: fixed;
  right: 0;
  top: 0;
  transform: translateX(100%);
  transition: transform 0.5s ease;
  width: 60vw;
  z-index: 110;
}

.nav.active {
  transform: translateX(0);
}

.nav ul {
  display: flex;
  flex-direction: column;
  height: 100%;
}

.nav li {
  font-size: 1.6rem;
  list-style: none;
  margin-bottom: var(--large-gap);
  text-align: center;
}

.nav a {
  color: #161616;
}

.mvv-short {
  display: none;
}

.menu-email {
  margin-top: auto;
}

@media screen and (min-width: 768px) {
  .nav {
    width: 40vw;
  }
}

@media screen and (min-width: 1024px) {
  .btn-menu {
    display: none;
  }

  .nav {
    background-color: transparent;
    height: auto;
    display: flex;
    flex-direction: row;
    transform: none;
    padding: 30px 10px;
    width: auto;
    top: 0;
  }

  .nav ul {
    flex-direction: row;
    gap: 25px;
  }

  .nav a {
    display: inline-block;
    font-size: 1.2rem;
    margin-bottom: 0;
    position: relative;
    text-decoration: none;
  }

  .nav a::after {
    background: var(--blue-instaltech);
    bottom: 0;
    content: "";
    height: 2px;
    left: 10%;
    position: absolute;
    transition: width 0.25s ease;
    width: 0%;
  }

  .nav a:focus-visible {
    outline: 2px solid var(--blue-instaltech);
    outline-offset: 4px;
  }

  .nav a:hover,
  .nav a:focus-visible {
    transform: scale(1.2);
  }

  .nav a:hover::after,
  .nav a:focus-visible::after {
    width: 80%;
  }

  .mvv-full {
    display: none;
  }

  .mvv-short {
    display: inline;
  }

  .menu-email {
    display: none;
  }
}

@media screen and (min-width: 1440px) {
  .nav {
    padding: 30px 20px;
  }

  .nav li {
    font-size: 1.3rem;
  }
}