.pre-container { margin: 1rem 0 1rem; box-shadow: var(--edge-highlight), var(--shadow); border-radius: var(--rounded-corner); .header { --shimmer: rgb( from var(--accent-color) r g b / calc(var(--color-opacity) * 2) ); display: flex; justify-content: space-between; align-items: center; border-radius: var(--rounded-corner) var(--rounded-corner) 0 0; background-image: linear-gradient( to right, var(--fg-muted-1) 50%, var(--shimmer) 75%, var(--fg-muted-1) 100% ); background-size: 200%; padding: 0.25rem; height: 2.5rem; span { margin-inline-start: 0.75rem; color: var(--fg-muted-5); font-weight: bold; line-height: 1; } button { appearance: none; transition: var(--transition); cursor: pointer; border: none; border-radius: var(--rounded-corner-small); background-color: transparent; padding: 0.5rem; color: var(--fg-muted-4); line-height: 0; &:hover { box-shadow: var(--edge-highlight); background-color: var(--fg-muted-1); color: var(--fg-muted-5); } &:active { transform: var(--active); } &:disabled { cursor: not-allowed; &:active { transform: none; } } .icon { -webkit-mask-image: var(--icon-copy); mask-image: var(--icon-copy); transition: var(--transition); :root[dir*="rtl"] & { transform: scaleX(-1); } } } &.active { animation: active-shimmer var(--transition-long); button { box-shadow: var(--edge-highlight); background-color: var(--accent-color-alpha); color: var(--accent-color); .icon { -webkit-mask-image: var(--icon-done); mask-image: var(--icon-done); } } @keyframes active-shimmer { to { background-position-x: -200%; } } } } pre { margin: 0; box-shadow: none; border-radius: 0 0 var(--rounded-corner) var(--rounded-corner); } }