header {
  position: fixed;
  top: 0;
  left: 0;
  height: 100vh;
  width: 30%;
  display: flex;
  justify-content: center;
  align-items: center;
  color: var(--clr-text);
  background: var(--clr-background);
  z-index: 888;
}

.header-text {
  width: 90%;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 5rem;
}

.title {
  padding-left: 1.2rem;
  font-size: clamp(2rem, 3vw + 1.5rem, 4.5rem);
  font-weight: bold;
  line-height: 0.8;
  text-shadow: 0 0 0.025em var(--clr-primary);
  transition: all 0.3s;
}

.title:hover {
  color: color-mix(in srgb, var(--clr-primary) 80%, var(--clr-text));
  text-shadow: 0 0 0.125em var(--clr-primary);
}

.hire-me {
  --active-color: var(--clr-text);
  position: relative;
  width: 40%;
  height: 1.7em;
  margin-block: 0.2em;
  border-radius: 10px;
  background-color: var(--active-color);
  font-size: clamp(1.275rem, 1vw + 0.5rem, 1.4rem);
  font-weight: bold;
  transition: width 0.2s, margin 0.2s, background-color 0.3s;
}

.hire-me:hover {
  --active-color: var(--clr-accent-dull);
  cursor: pointer;
  width: 60%;
  margin-block: 0.2em;
  background-color: var(--active-color);
  box-shadow: 0 0 0.2em var(--active-color);
}

.hire-me::after {
  content: "";
  position: absolute;
  top: 120%;
  left: 0;
  height: 2em;
  width: 100%;
  background: var(--active-color);
  transform: perspective(1em) rotateX(10deg);
  filter: blur(10px);
  opacity: 0.15;
}

.mobile-only {
  display: none;
  width: 0;
  height: 0;
}

@media only screen and (max-width: 1000px) {
  header {
    position: relative;
    height: 60svh;
    width: 100%;
    display: flex;
    justify-content: center;
    align-items: center;
    flex-direction: column;
    color: var(--clr-text);
    background: var(--clr-background);
    z-index: 888;
  }

  .header-text {
    width: 100%;
  }

  .title {
    padding-left: 0;
    line-height: 1;
    text-align: center;
    font-size: 4rem;
  }

  .mobile-only {
    display: contents;
    margin-bottom: -4rem;
    border-bottom: 4px solid var(--clr-text);
    color: var(--clr-text);
    font-size: clamp(2rem, 3vw + 1.5rem, 4.5rem);
    font-weight: bolder;
  }
}