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livewire-material/resources/css/components/field.css
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Andreas Reinhold / reiniandClaude Opus 5 23f2bdabf9 Move the select's rules out of the field into select.css
<x-select> marks its field root data-md-select, and what a <select>
changes in the field — covering the whole box, the customizable
select's closed button, the focused look and turned arrow while open —
moves from field.css to components/select.css (plan step 36). The open
list stays in menu.css until the menu leaves Tailwind.

Co-Authored-By: Claude Opus 5 (1M context) <noreply@anthropic.com>
Claude-Session: https://claude.ai/code/session_01Qwx5USif3wFFmxtHg5U1g9
2026-09-14 14:11:40 +02:00

499 lines
21 KiB
CSS

/*
* M3's text fields — the chrome every form control here shares: outlined (the default) and filled.
*
* The states are selectors rather than classes: whether the label rests in the field or floats is a
* question about the control's value and focus, and `:has()` asks it without JavaScript, so it is
* right before Alpine starts, in a test, and after a Livewire morph rewrites the value underneath.
*
* The outlined field's notch is MUI's technique: a `<fieldset>` draws the outline and a hidden
* `<legend>`, carrying the label at its floated size, cuts the gap the label sits in, so the gap is
* right on any background. The filled field has no outline: a surface-container-highest box with
* extra-small top corners and an active indicator line, the label floating inside it
* (FilledTextFieldTokens / OutlinedTextFieldTokens, androidx Compose Material 3, Apache-2.0): 56px
* tall, 16px padding, 24px icons 16px from the text, the label in body-small once it floats.
* The `sm` (40px) and `xs` (32px) sizes are this package's, for an unlabelled field in a toolbar.
* Disabled is on-surface at M3's 38% content and 12% container opacities (tokens/state.css); the
* filled field's disabled container is on-surface at 4%, FilledTextFieldTokens'
* DisabledContainerOpacity, which has no system token.
*
* Anatomy (resources/views/components/field.blade.php):
*
* [data-md-field] the whole thing; `class` from the call site lands here;
* data-md-variant, data-md-size, data-md-invalid, data-md-floated,
* data-md-mono, data-md-full, data-md-readonly
* [data-md-field-box] the 56px row: icon, prefix, control, suffix, trailing
* [data-md-field-icon] the leading icon
* [data-md-field-affix] a prefix or suffix beside the value
* [data-md-field-control] the <input>, <select> or <textarea>
* [data-md-field-trailing] what ends the row; [data-md-field-error] is the error icon M3 asks
* for as the error state's second indicator; [data-md-field-button]
* a trailing icon button (clear, copy, reveal, open a picker)
* [data-md-field-outline] the fieldset and its legend (the filled field's indicator line)
* [data-md-field-label] the visible label
* [data-md-field-support-row] the row under the field
* [data-md-field-support] the hint, or the error in its place
* [data-md-field-counter] M3's character counter, `n/max`, at the end of that row
*
* A select's open list is not part of the field: it is the dropdown menu in components/menu.css.
*/
@layer material.reset, material.tokens, material.base, material.layout, material.components, material.text, material.visibility;
@import './icon.css';
@layer material.components {
[data-md-field] {
--field-height: 56px;
--field-pad: var(--md-sys-measurement-space200);
--field-icon: 24px;
--field-gap: var(--md-sys-measurement-space200);
--field-start: var(--field-pad);
--field-edge: var(--md-sys-color-outline);
--field-ink: var(--md-sys-color-on-surface-variant);
display: flex;
flex-direction: column;
min-width: 0;
}
/* M3 § Text Fields, Behaviour: "compact breakpoints can let a text field span full width;
* medium/expanded should bound it with flexible margins/other containers — never let it span the
* full width of a large screen." The site names no number, so 40rem is this package's: it is
* under half the `large` breakpoint's 1200px, a little over half the `expanded` one's, and holds
* about the 70 characters body-large reads best at — a measure of text, so it is in rem and grows
* with the text. It is a ceiling, not a width — a narrower pane still gets a narrower field. A
* width rule from the call site beats it, because an application's CSS and a utility both
* outrank this layer, and `full` takes it off for a field that really is the width of its pane (a
* search-and-filter row, an editor). Below `medium` nothing is bounded. */
@media (width >= 600px) {
[data-md-field]:not([data-md-full]) {
max-width: 40rem;
}
}
/* A filled field's resting indicator line is on-surface-variant, where an outline is outline. */
[data-md-field][data-md-variant='filled'] {
--field-edge: var(--md-sys-color-on-surface-variant);
}
[data-md-field][data-md-size='sm'] {
--field-height: 40px;
--field-pad: 12px;
--field-icon: 20px;
--field-gap: var(--md-sys-measurement-space100);
}
[data-md-field][data-md-size='xs'] {
--field-height: 32px;
--field-pad: var(--md-sys-measurement-space125);
--field-icon: 16px;
--field-gap: var(--md-sys-measurement-space75);
}
[data-md-field]:has([data-md-field-icon]) {
--field-start: calc(var(--field-pad) + var(--field-icon) + var(--field-gap));
}
[data-md-field-box] {
position: relative;
display: flex;
align-items: center;
gap: var(--field-gap);
min-height: var(--field-height);
padding-inline: var(--field-pad);
border-radius: var(--md-sys-shape-corner-xs);
cursor: text;
}
[data-md-field-control] {
flex: 1 1 0%;
min-width: 0;
align-self: stretch;
background: transparent;
color: var(--md-sys-color-on-surface);
caret-color: var(--md-sys-color-primary);
outline: none;
font: var(--md-sys-typescale-body-lg);
letter-spacing: var(--md-sys-typescale-body-lg-tracking);
}
[data-md-field][data-md-size='xs'] [data-md-field-control] {
font: var(--md-sys-typescale-body-md);
letter-spacing: var(--md-sys-typescale-body-md-tracking);
}
[data-md-field][data-md-mono] [data-md-field-control] {
font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, 'Liberation Mono', 'Courier New', monospace;
}
[data-md-field-control]::placeholder {
color: var(--md-sys-color-on-surface-variant);
opacity: 1;
}
/* Autofill paints its own background, which on a card is a pale block in the
wrong colour. Delaying the transition for a week keeps the field's own. */
[data-md-field-control]:-webkit-autofill {
-webkit-text-fill-color: var(--md-sys-color-on-surface);
transition: background-color 604800s, color 604800s;
}
/* `<x-file>`: the browser's own "No file chosen" line is transparent (the caller shows what was
chosen), and its button is a tonal pill — the thing to press. */
input[type='file'][data-md-field-control] {
align-self: center;
color: transparent;
cursor: pointer;
}
input[type='file'][data-md-field-control]::file-selector-button {
height: 32px;
margin-inline-end: 12px;
padding-inline: var(--md-sys-measurement-space200);
border: 0;
border-radius: var(--md-sys-shape-corner-full);
background-color: var(--md-sys-color-secondary-container);
color: var(--md-sys-color-on-secondary-container);
cursor: pointer;
font: var(--md-sys-typescale-label-lg);
letter-spacing: var(--md-sys-typescale-label-lg-tracking);
transition: background-color var(--md-sys-motion-effects-fast-duration) var(--md-sys-motion-effects-fast);
}
@media (hover: hover) {
input[type='file'][data-md-field-control]:hover::file-selector-button {
background-color: color-mix(in srgb, var(--md-sys-color-on-secondary-container) calc(var(--md-sys-state-hover-state-layer-opacity) * 100%), var(--md-sys-color-secondary-container));
}
}
input[type='file'][data-md-field-control]:disabled::file-selector-button {
background-color: color-mix(in srgb, var(--md-sys-color-on-surface) calc(var(--md-sys-state-disabled-container-opacity) * 100%), transparent);
color: color-mix(in srgb, var(--md-sys-color-on-surface) calc(var(--md-sys-state-disabled-content-opacity) * 100%), transparent);
cursor: default;
}
/* A combobox's arrow turns over while its list is open, as a select's does. */
[data-md-field]:has([data-md-field-control][aria-expanded='true']) [data-md-field-arrow] {
rotate: 180deg;
}
[data-md-field-arrow] {
transition: rotate var(--md-sys-motion-effects-fast-duration) var(--md-sys-motion-effects-fast);
}
[data-md-field-icon],
[data-md-field-trailing] {
flex: none;
width: var(--field-icon);
height: var(--field-icon);
color: var(--md-sys-color-on-surface-variant);
}
/* The error's second indicator: M3 asks that the colour change never stand alone. */
[data-md-field-error] {
color: var(--md-sys-color-error);
}
[data-md-field-icon],
[data-md-field-arrow] {
pointer-events: none;
}
/* A trailing button — clear, copy, reveal — is an icon button: the icon in a 40px state layer. */
[data-md-field-button] {
position: relative;
display: grid;
place-items: center;
margin-inline-end: calc(-1 * var(--md-sys-measurement-space50));
border-radius: var(--md-sys-shape-corner-full);
cursor: pointer;
outline: none;
}
[data-md-field-button]::before {
content: '';
position: absolute;
inset: 50% auto auto 50%;
width: calc(var(--field-icon) + var(--md-sys-measurement-space200));
height: calc(var(--field-icon) + var(--md-sys-measurement-space200));
translate: -50% -50%;
border-radius: inherit;
transition: background-color var(--md-sys-motion-effects-fast-duration) var(--md-sys-motion-effects-fast);
}
@media (hover: hover) {
[data-md-field-button]:hover::before {
background-color: color-mix(in srgb, var(--md-sys-color-on-surface-variant) calc(var(--md-sys-state-hover-state-layer-opacity) * 100%), transparent);
}
}
[data-md-field-button]:focus-visible::before {
background-color: color-mix(in srgb, var(--md-sys-color-on-surface-variant) calc(var(--md-sys-state-focus-state-layer-opacity) * 100%), transparent);
outline: 3px solid var(--md-sys-color-secondary);
outline-offset: 2px;
}
[data-md-field-button]:active::before {
background-color: color-mix(in srgb, var(--md-sys-color-on-surface-variant) calc(var(--md-sys-state-pressed-state-layer-opacity) * 100%), transparent);
}
[data-md-field-affix] {
flex: none;
color: var(--md-sys-color-on-surface-variant);
font: var(--md-sys-typescale-body-lg);
letter-spacing: var(--md-sys-typescale-body-lg-tracking);
}
[data-md-field][data-md-size='xs'] [data-md-field-affix] {
font: var(--md-sys-typescale-body-md);
}
/* The legend is body-small's 16px line less its 5px above the outline: the fieldset starts
5px up so the notch's edge runs through the middle of the floated label. */
[data-md-field-outline] {
position: absolute;
inset: -0.3125rem 0 0;
margin: 0;
padding: 0 calc(var(--field-pad) - var(--md-sys-measurement-space50));
border: 1px solid var(--field-edge);
border-radius: inherit;
pointer-events: none;
min-width: 0;
transition: border-color var(--md-sys-motion-effects-fast-duration) var(--md-sys-motion-effects-fast);
}
[data-md-field-outline] > legend {
display: block;
width: auto;
max-width: 100%;
height: 0.6875rem;
padding: 0;
overflow: hidden;
visibility: hidden;
white-space: nowrap;
font: var(--md-sys-typescale-body-sm);
letter-spacing: var(--md-sys-typescale-body-sm-tracking);
transition: max-width var(--md-sys-motion-effects-fast-duration) var(--md-sys-motion-effects-fast);
}
[data-md-field-outline] > legend > span {
display: inline-block;
padding-inline: var(--md-sys-measurement-space50);
}
[data-md-field-label] {
position: absolute;
inset-inline-start: var(--field-pad);
top: 0;
max-width: calc(100% - 2 * var(--field-pad));
overflow: hidden;
text-overflow: ellipsis;
white-space: nowrap;
translate: 0 -50%;
color: var(--field-ink);
font: var(--md-sys-typescale-body-sm);
letter-spacing: var(--md-sys-typescale-body-sm-tracking);
pointer-events: none;
transition-property: top, inset-inline-start, font-size, line-height, color;
transition-duration: var(--md-sys-motion-effects-fast-duration);
transition-timing-function: var(--md-sys-motion-effects-fast);
}
/* `required` is marked from the control itself, in the label and in the notch,
so the gap is cut for the asterisk too. */
[data-md-field]:has([data-md-field-control]:required) [data-md-field-label]::after,
[data-md-field]:has([data-md-field-control]:required) [data-md-field-outline] > legend > span::after {
content: ' *';
}
/* Resting: a label, an empty control, and no focus. The label sits where the
text will go, at the text's size; the notch closes; the placeholder and the
prefix wait, because the label is standing where they would be. A select and
a date always hold a value, so they mark themselves `data-md-floated`. */
[data-md-field]:not([data-md-floated]):has([data-md-field-label]):has([data-md-field-control]:placeholder-shown):not(:focus-within) {
[data-md-field-label] {
top: 50%;
inset-inline-start: var(--field-start);
font: var(--md-sys-typescale-body-lg);
letter-spacing: var(--md-sys-typescale-body-lg-tracking);
}
[data-md-field-outline] > legend {
max-width: 0.01px;
}
[data-md-field-affix] {
visibility: hidden;
}
}
[data-md-field][data-md-size='xs']:not([data-md-floated]):has([data-md-field-label]):has([data-md-field-control]:placeholder-shown):not(:focus-within) [data-md-field-label] {
font: var(--md-sys-typescale-body-md);
}
[data-md-field]:has([data-md-field-label]):not(:focus-within) [data-md-field-control]::placeholder {
color: transparent;
}
/* Clearing is offered only once there is something to clear. */
[data-md-field]:has([data-md-field-control]:placeholder-shown) [data-md-field-clear] {
display: none;
}
/* Hover only where a pointer can hover, and never on a disabled field: M3 gives a disabled
control no state layer at all, and the disabled edge below is inherited, so a declaration
here would beat it whatever the selector weighs. */
@media (hover: hover) {
[data-md-field]:not(:has([data-md-field-control]:disabled)) [data-md-field-box]:hover {
--field-edge: var(--md-sys-color-on-surface);
}
}
[data-md-field-box]:focus-within {
--field-edge: var(--md-sys-color-primary);
--field-ink: var(--md-sys-color-primary);
}
[data-md-field-box]:focus-within [data-md-field-outline] {
border-width: 2px;
}
[data-md-field][data-md-invalid] {
--field-edge: var(--md-sys-color-error);
--field-ink: var(--md-sys-color-error);
}
@media (hover: hover) {
[data-md-field][data-md-invalid]:not(:has([data-md-field-control]:disabled)) [data-md-field-box]:hover {
--field-edge: var(--md-sys-color-on-error-container);
}
}
[data-md-field][data-md-invalid] [data-md-field-box]:focus-within {
--field-edge: var(--md-sys-color-error);
--field-ink: var(--md-sys-color-error);
}
/* `data-md-readonly` marks a field the caller made read-only — on the field, not read off the
control, because a date picker makes its own input read-only too. Nothing here draws it
differently: M3 says a read-only field keeps "the same visual style as an editable field, but
clearly labeled read-only", and the native `readonly` attribute is what carries that. The hook
stays for an application that wants a mark of its own. */
[data-md-field]:has([data-md-field-control]:disabled) {
--field-edge: color-mix(in srgb, var(--md-sys-color-on-surface) calc(var(--md-sys-state-disabled-container-opacity) * 100%), transparent);
--field-ink: color-mix(in srgb, var(--md-sys-color-on-surface) calc(var(--md-sys-state-disabled-content-opacity) * 100%), transparent);
[data-md-field-box] {
cursor: default;
}
[data-md-field-control],
[data-md-field-icon],
[data-md-field-affix],
[data-md-field-trailing] {
color: color-mix(in srgb, var(--md-sys-color-on-surface) calc(var(--md-sys-state-disabled-content-opacity) * 100%), transparent);
}
}
/* The hint or the error, and — when the field has a maximum — M3's character counter at the far
end of the same row (specs: "Padding between supporting text and counter | 16dp", which the
two paddings between them already make). Supporting text sits 4px under the field. */
[data-md-field-support-row] {
display: flex;
align-items: baseline;
}
[data-md-field-support] {
min-width: 0;
padding: var(--md-sys-measurement-space50) var(--field-pad) 0;
color: var(--md-sys-color-on-surface-variant);
font: var(--md-sys-typescale-body-sm);
letter-spacing: var(--md-sys-typescale-body-sm-tracking);
}
[data-md-field][data-md-invalid] [data-md-field-support] {
color: var(--md-sys-color-error);
}
[data-md-field-counter] {
flex: none;
margin-inline-start: auto;
padding-block-start: var(--md-sys-measurement-space50);
padding-inline-end: var(--field-pad);
color: var(--md-sys-color-on-surface-variant);
font: var(--md-sys-typescale-body-sm);
letter-spacing: var(--md-sys-typescale-body-sm-tracking);
font-variant-numeric: tabular-nums;
}
/* Past the maximum the count is an error, and says so in the error colour. */
[data-md-field-counter][data-md-over] {
color: var(--md-sys-color-error);
}
/* ---- The filled text field ---------------------------------------------------------------- */
[data-md-field][data-md-variant='filled'] [data-md-field-box] {
border-radius: var(--md-sys-shape-corner-xs) var(--md-sys-shape-corner-xs) 0 0;
background-color: var(--md-sys-color-surface-container-highest);
transition: background-color var(--md-sys-motion-effects-fast-duration) var(--md-sys-motion-effects-fast);
}
@media (hover: hover) {
[data-md-field][data-md-variant='filled'] [data-md-field-box]:hover {
background-color: color-mix(in srgb, var(--md-sys-color-on-surface) calc(var(--md-sys-state-hover-state-layer-opacity) * 100%), var(--md-sys-color-surface-container-highest));
}
}
/* The outline becomes the active indicator: one line along the bottom. */
[data-md-field][data-md-variant='filled'] [data-md-field-outline] {
inset: auto 0 0;
padding: 0;
border: 0;
border-block-end: 1px solid var(--field-edge);
border-radius: 0;
}
[data-md-field][data-md-variant='filled'] [data-md-field-outline] > legend {
display: none;
}
[data-md-field][data-md-variant='filled'] [data-md-field-box]:focus-within [data-md-field-outline] {
border-block-end-width: 2px;
}
/* The label floats inside the box, above the value, and the value sits below it. */
[data-md-field][data-md-variant='filled'] [data-md-field-label] {
top: var(--md-sys-measurement-space200);
inset-inline-start: var(--field-start);
max-width: calc(100% - var(--field-start) - var(--field-pad));
}
[data-md-field][data-md-variant='filled']:has([data-md-field-label]) [data-md-field-control] {
padding-block: var(--md-sys-measurement-space300) var(--md-sys-measurement-space100);
}
/* A file picker's button is taller than a line of text: it sits lower, and a little smaller. */
[data-md-field][data-md-variant='filled']:has([data-md-field-label]) input[type='file'][data-md-field-control] {
padding-block: 22px var(--md-sys-measurement-space75);
}
[data-md-field][data-md-variant='filled'] input[type='file'][data-md-field-control]::file-selector-button {
height: 28px;
}
[data-md-field][data-md-variant='filled']:has([data-md-field-label]) [data-md-field-affix] {
align-self: stretch;
padding-block: var(--md-sys-measurement-space300) var(--md-sys-measurement-space100);
}
[data-md-field][data-md-variant='filled']:has([data-md-field-control]:disabled) {
--field-edge: color-mix(in srgb, var(--md-sys-color-on-surface) calc(var(--md-sys-state-disabled-content-opacity) * 100%), transparent);
[data-md-field-box] {
background-color: color-mix(in srgb, var(--md-sys-color-on-surface) 4%, transparent);
}
}
}