| 1 | .form-floating {
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| 2 | position: relative;
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| 3 |
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| 4 | > .form-control,
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| 5 | > .form-control-plaintext,
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| 6 | > .form-select {
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| 7 | height: $form-floating-height;
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| 8 | min-height: $form-floating-height;
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| 9 | line-height: $form-floating-line-height;
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| 10 | }
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| 11 |
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| 12 | > label {
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| 13 | position: absolute;
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| 14 | top: 0;
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| 15 | left: 0;
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| 16 | z-index: 2;
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| 17 | height: 100%; // allow textareas
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| 18 | padding: $form-floating-padding-y $form-floating-padding-x;
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| 19 | overflow: hidden;
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| 20 | text-align: start;
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| 21 | text-overflow: ellipsis;
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| 22 | white-space: nowrap;
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| 23 | pointer-events: none;
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| 24 | border: $input-border-width solid transparent; // Required for aligning label's text with the input as it affects inner box model
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| 25 | transform-origin: 0 0;
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| 26 | @include transition($form-floating-transition);
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| 27 | }
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| 28 |
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| 29 | > .form-control,
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| 30 | > .form-control-plaintext {
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| 31 | padding: $form-floating-padding-y $form-floating-padding-x;
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| 32 |
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| 33 | &::placeholder {
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| 34 | color: transparent;
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| 35 | }
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| 36 |
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| 37 | &:focus,
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| 38 | &:not(:placeholder-shown) {
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| 39 | padding-top: $form-floating-input-padding-t;
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| 40 | padding-bottom: $form-floating-input-padding-b;
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| 41 | }
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| 42 | // Duplicated because `:-webkit-autofill` invalidates other selectors when grouped
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| 43 | &:-webkit-autofill {
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| 44 | padding-top: $form-floating-input-padding-t;
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| 45 | padding-bottom: $form-floating-input-padding-b;
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| 46 | }
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| 47 | }
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| 48 |
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| 49 | > .form-select {
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| 50 | padding-top: $form-floating-input-padding-t;
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| 51 | padding-bottom: $form-floating-input-padding-b;
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| 52 | }
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| 53 |
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| 54 | > .form-control:focus,
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| 55 | > .form-control:not(:placeholder-shown),
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| 56 | > .form-control-plaintext,
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| 57 | > .form-select {
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| 58 | ~ label {
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| 59 | color: rgba(var(--#{$prefix}body-color-rgb), #{$form-floating-label-opacity});
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| 60 | transform: $form-floating-label-transform;
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| 61 |
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| 62 | &::after {
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| 63 | position: absolute;
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| 64 | inset: $form-floating-padding-y ($form-floating-padding-x * .5);
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| 65 | z-index: -1;
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| 66 | height: $form-floating-label-height;
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| 67 | content: "";
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| 68 | background-color: $input-bg;
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| 69 | @include border-radius($input-border-radius);
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| 70 | }
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| 71 | }
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| 72 | }
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| 73 | // Duplicated because `:-webkit-autofill` invalidates other selectors when grouped
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| 74 | > .form-control:-webkit-autofill {
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| 75 | ~ label {
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| 76 | color: rgba(var(--#{$prefix}body-color-rgb), #{$form-floating-label-opacity});
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| 77 | transform: $form-floating-label-transform;
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| 78 | }
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| 79 | }
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| 80 |
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| 81 | > .form-control-plaintext {
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| 82 | ~ label {
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| 83 | border-width: $input-border-width 0; // Required to properly position label text - as explained above
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| 84 | }
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| 85 | }
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| 86 |
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| 87 | > :disabled ~ label,
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| 88 | > .form-control:disabled ~ label { // Required for `.form-control`s because of specificity
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| 89 | color: $form-floating-label-disabled-color;
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| 90 |
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| 91 | &::after {
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| 92 | background-color: $input-disabled-bg;
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| 93 | }
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| 94 | }
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| 95 | }
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