:root {
  --background-off: #4e95e7;
  --background-deep: #187dac;
}

.nav {
  width: 100%;
  height: 100%;
  padding: 5px 5vw 5px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-bottom: var(--background-deep);
  transition: height 0.5s ease;
}

.nav a {
  text-decoration: none;
  color: whitesmoke;
  font-size: 1.6rem;
}

.nav .logo {
  height: 50px;
  font-weight: bold;
  filter: brightness(170%);
}

.nav-links {
  list-style: none;
  display: flex;
  margin-right: auto;
  margin-right: 4rem;
}

.nav-link {
  margin: 0 2rem;
  position: relative;
}

/* bottom line color when hover over */
.nav-link::after {
  content: "";
  width: 100%;
  height: 2px;
  background-color: whitesmoke;
  position: absolute;
  left: 0;
  bottom: -3px;
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.5s ease;
}

.nav-link:hover::after {
  transform: scaleX(1);
}

#nav-cta {
  display: inline-block;
  background-color: green;
  color: #242424;
  padding: 1rem 2rem;
  border-radius: 2rem;
  transition: background-color 0.5s ease;
}

#nav-cta:hover {
  background-color: red;
}

/*navbar styles after scroll*/
.scrolling-active {
  background-color: whitesmoke;
  box-shadow: 0 3px 1rem rgba(0, 0, 0, 0.432);
}

.scrolling-active .nav {
  height: 6.6rem;
}

.scrolling-active .nav a {
  color: var(--background-off);
}

.scrolling-active #nav-cta {
  background-color: var(--background-off);
  color: var(--background-off);
}

.scrolling-active #nav-cta:hover {
  background-color: pink;
}

.scrolling-active .nav-link::after {
  background-color: var(--background-deep);
}

/*Apply styles after scroll end*/

.burger {
  display: none;
}
.burger div {
  width: 25px;
  height: 3px;
  background: black;
  margin: 5px;
  transition: all 0.5s ease;
}

@media only screen and (max-width: 760px) {
  .nav a {
  text-decoration: none;
  color: var(--background-off);
  font-size: 1.6rem;
}
  .nav a:hover {
  text-decoration: none;
  color: var(--background-deep);
  font-size: 1.6rem;
}
  nav {
    justify-content: space-between;
    padding: 10px 5vw 10px;
  }
  .nav-links {
    position: absolute;
    justify-content: space-evenly;
    right: 0;
    top: 0vh;
    min-height: 92vh;
    background: whitesmoke;
    display: flex;
    flex-direction: column;
    align-items: center;
    width: 100%;
    height: 100vh;
    margin: 0;
    padding-top: 20px;
    transform: translateX(100%);
    transition: All 0.5s ease-in;
  }
  .nav-links a {
    opacity: 0;
  }
  .burger {
    display: block;
  }
}
@media only screen and (max-width: 640px) {
  nav {
    justify-content: space-between;
    padding: 0 5vw;
  }
  .nav a {
    text-decoration: none;
    color: var(--background-off);
    font-size: 1.6rem;
  }
  .nav a:hover {
    text-decoration: none;
    color: var(--background-deep);
    font-size: 1.6rem;
  }
  .nav-link::after {
    content: "";
    width: 100%;
    height: 2px;
    background-color: var(--background-deep);
    position: absolute;
    left: 0;
    bottom: -3px;
    transform: scaleX(0);
    transform-origin: left;
    transition: transform 0.5s ease;
  }
}
.nav-active {
  transform: translateX(0);
}
@media only screen and (max-width: 460px) {
  
  .nav-links {
    width: 100%;
    transition: All 0.5s ease;
  }
}
.nav-active {
  transform: translateX(0);
}
@keyframes navLinkFade {
  from {
    opacity: 0;
    transform: translateX(50px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}
.toggle .line1 {
  transform: rotate(-45deg) translate(-5px, 6px);
}
.toggle .line2 {
  opacity: 0;
}
.toggle .line3 {
  transform: rotate(45deg) translate(-5px, -6px);
}
/* ? navigation End*/