*,
*::before,
*::after {
  padding: 0;
  margin: 0;
  box-sizing: border-box;
}

body {
  font-family: "SF Pro Text";
  font-size: 20px;
  height: 100vh;
  display: flex;
  justify-content: center;
  align-items: center;
  background: hsl(249, 20%, 11%);
}

nav {
  width: 100%;
  max-width: 700px;
  display: flex;
  justify-content: center;
  align-items: center;
  padding: 24px 40px;
}

nav ul {
  display: flex;
  gap: 1.75rem;
  list-style: none;
}

.link {
  text-decoration: none;
  color: #fff;
  font-size: 18px;
  padding: 0.5rem 0.75rem;
  position: relative;
}

/* Link Hover Effect */
.link::before {
  content: "";
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0%;
  height: 2px;
  background: #fff;
  z-index: -1;
}

.link:hover::before {
  animation: fill 1s forwards;
}

@keyframes fill {
  0% {
    width: 0%;
  }
  50% {
    width: 100%;
    height: 2px;
  }
  100% {
    width: 100%;
    height: 100%;
    background: hsl(249, 54%, 50%);
  }
}