<h3 class="hover-2">2. Hover Me</h3>

.hover-2 {
  background: linear-gradient(#1095c1 0 0) no-repeat calc(200% - var(--p, 0%))
    100% / 200% var(--p, 0.08em);
  transition: 0.3s var(--t, 0s),
    background-position 0.3s calc(0.3s - var(--t, 0s));
}
.hover-2:hover {
  --p: 100%;
  --t: 0.3s;
  color: #fff;
}

body {
  height: 100vh;
  margin: 0;
  display: grid;
  grid-template-columns: auto auto;
  gap: 20px;
  place-content: center;
}
h3 {
  font-family: system-ui, sans-serif;
  font-size: 3rem;
  margin: 0;
  cursor: pointer;
  padding: 0 0.07em;
}