.tab-nav {
  position: fixed;
  bottom: 0.25rem;
  left: 0.75rem;
  height: 3rem;
  width: calc(100vw - 1.5rem);
  font-size: 0.75rem;
}

.resize-button {
  position: relative;
  width: 100%;
  padding: 0;
  border: 1px solid var(--separator);
  border-radius: 0;
  background-color: var(--button-light);
  transition: transform 0.2s ease;
  top: -2rem;
  height: 1rem;
  line-height: 0.9rem;

  &.rotate {
    transform: rotateX(180deg); 
    background-color: var(--background-light);
    border: none;
  }
} 

.tab-row {
  position: absolute;
  bottom: 0rem;
  margin-left: 0.5rem;
  display: flex;
  width: fit-content;
  height: 3rem;
  z-index: 20;
}

.tab {
  position: relative;
  width: 3rem;
  cursor: pointer;
  user-select: none;
  -webkit-user-select: none;
  -webkit-user-drag: none;
  -webkit-tap-highlight-color: transparent;

  color: var(--text);
  transition: background-color 0.2s ease;

  & .active {
    background-color: var(--active-alt-x-light);
    color: var(--active-x-light);
    font-weight: bold;
  }
  
  & .arrow-button {
    transform: rotate(180deg);
  }

  & .icon-button {
    position: relative;
    top: 1rem;
    height: 2rem;
    width: 100%;
    padding: 0 0.5rem;
    margin: 0;

    border-radius: 0 0 var(--radius) var(--radius);
    border-bottom: 3px solid var(--separator);
    border-left: 1px solid var(--separator);
    border-right: 1px solid var(--separator);
  }
}

.tab-content {
  width: 100%;
  border-radius: var(--radius);
  border: 3px solid var(--separator);
  background-color: var(--background-light);

  box-shadow: 0 4px 8px rgba(0, 0, 0, 0.5);
  height: 11.5rem;
  display: none;
  overflow-y: auto;
  box-sizing: border-box;
}

.tab-content.expanded {
  display: block;
  opacity: 1;
  position: relative;
  top: -10.315rem;
}

.tab-content.collapsing {
  opacity: 0;
}