header {
    position: sticky;
    /* width: 100vw; */
    top: 0;
    box-shadow: 9px -3px 12px 1px rgb(77 77 77 / 30%);
    background-color: white;
    z-index: 2;
}
.header {
    display: flex;
    justify-content: space-between;
    align-items: center ;
    padding: 1rem;
    transition: all .4s ease;
    top: 0;
    margin: 0 auto;
    height: 70px;
}

/* .header.certificado nav {
  display: none;
} */

.header a {
  text-transform: uppercase;
  font-weight: 700;
  letter-spacing: 1px;
}
.header img,
.header a {
    width: 45px;
    height: 45px;
}

@media (min-width: 768px) {
  .header {
    padding: 1.5rem;
    height: auto;
  }
  .header.shrink {
    padding: 0.5rem 1.5rem;
  }
  .header.shrink img,
  .header.shrink a {
      width: 40px;
      height: 40px;
  }
}


@media (min-width: 992px) {
    .header img,
      .header a  {
        width: 65px;
        height: 65px;
    }
    .header.shrink img,
      .header.shrink a {
          width: 60px;
          height: 60px;
      }
}
.header .nav {
    display: flex;
    flex-direction: column;
    gap: 1rem;
    list-style: none;
    right: -100%;
    position: fixed;
    transition: all .5s ease;
    top: 70px;
    padding-top: var(--padding-6);
}
.header .nav.active {
    right: 0;
    background: white;
    height: 100vh;
    width: 100vw;
    top: 70px;
}

@media (min-width: 768px) {
    .header .nav {
        position: inherit;
        flex-direction: row;
        left: unset;
    }
}
.header .nav li {
    padding: .5rem 1rem;
    transition: all .5s ease;
    cursor: pointer;
    position: relative;
}
.header .nav .highlight a {
    position: relative;
}
.header .nav .highlight a::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 0;
    width: 100%;
    height: 3px;
    background: var(--primary-red);
}
/* @media (min-width: 576px) and (max-width: 767px) {
    .header .nav li {
        max-width: var(--sm);
        min-width: var(--sm);   
        margin: 0 auto;
    }
} */
@media (min-width: 768px) {
    .header .nav {
      padding-top: 0;
    }
    .header .nav li:not(.highlight) {
      border: 2px solid transparent;
    }
    .header .nav li:not(.highlight) a {
        color: var(--primary-blue);
        transform: translateY(0)
    }
    .header .nav li:hover  {
        transform: translateY(-2px);
    }
    .header .nav li:not(.highlight):hover::after  {
        content: '';  
        position: absolute;
        right: 0;
        bottom: 0;
        animation: showline .5s ease;
        background-color: var(--primary-red);
        width: 100%;
        height: 3px;
    }
    @keyframes showline {
        from {
          width: 0;
          opacity: 0;
        }
        to {
          width: 100%;
          opacity: 1;
        }
    }

    .header .nav .highlight {
        background-color: var(--primary-blue);
        border: 2px solid var(--primary-blue);
        padding: var(--padding-2) var(--padding-5);
    }
    .header .nav .highlight:hover {
        border: 2px solid var(--primary-blue);
        background-color: white;
    }
    .header .nav .highlight:hover a {
        color: var(--primary-blue);
    }
    .header .nav .highlight a::after {
       display: none;
    }
    .header .nav .highlight a {
    color: white;
    }
}

.header .nav a {
    font-size: 1rem;
    color: var(--primary-blue);
    text-decoration: none;
}


@media (min-width: 768px) {
  .header .nav a {
    color: var(--primary-blue);
    text-decoration: none;
    font-size: .75rem;
  } 
}



/* burger */
.burger {
    width: 35px;
    height: 30px;
    position: relative;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    cursor: pointer;
    border-radius: 2px;
}
.burger .bar {
  background-color:var(--primary-blue);
  position: absolute;
  border-radius: 2px;
  transition: .3s cubic-bezier(.8, .5, .2, 1.4);
  width:100%;
  height: 3px;
  transition-duration: 500ms
}
.burger .bar:nth-child(1){
  top:0px;
  left: 0px;
}
.burger .bar:nth-child(2){
  top:13px;
  left: 0px;
  opacity:1;
}
.burger .bar:nth-child(3){
  bottom:0px;
  left: 0px;
}

.burger.active .bar:nth-child(1){
  transform: rotate(45deg);
  top: 13px;
}
.burger.active .bar:nth-child(2){
  opacity:0;
}
.burger.active .bar:nth-child(3){
  transform: rotate(-45deg);
  top: 13px;
}
@media (min-width: 768px) {
    .burger { 
        display: none;
    }
}