blog/pico-main/scss/forms/_basics.scss

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2024-06-18 09:46:06 +02:00
@use "sass:map";
@use "../settings" as *;
@if map.get($modules, "forms/basics") {
// Helper
$helper-previous-tags: "input, select, textarea, fieldset";
/**
* Basics form elements
*/
// Reboot based on :
// - normalize.css v8.0.1 | MIT License | github.com/necolas/normalize.css
// - sanitize.css v13.0.0 | CC0 1.0 Universal | github.com/csstools/sanitize.css
//
// 1. Change the font styles in all browsers
// 2. Remove the margin in Firefox and Safari
#{$parent-selector} input,
#{$parent-selector} optgroup,
#{$parent-selector} select,
#{$parent-selector} textarea {
margin: 0; // 2
font-size: 1rem; // 1
line-height: var(#{$css-var-prefix}line-height); // 1
font-family: inherit; // 1
letter-spacing: inherit; // 2
}
// Show the overflow in IE.
#{$parent-selector} input {
overflow: visible;
}
// Remove the inheritance of text transform in Edge, Firefox, and IE
#{$parent-selector} select {
text-transform: none;
}
// 1. Correct the text wrapping in Edge and IE
// 2. Correct the color inheritance from `fieldset` elements in IE
// 3. Remove the padding so developers are not caught out when they zero out
// `fieldset` elements in all browsers
#{$parent-selector} legend {
max-width: 100%; // 1
padding: 0; // 3
color: inherit; // 2
white-space: normal; // 1
}
// 1. Remove the default vertical scrollbar in IE
#{$parent-selector} textarea {
overflow: auto; // 1
}
// Remove the padding in IE 10
#{$parent-selector} [type="checkbox"],
#{$parent-selector} [type="radio"] {
padding: 0;
}
// Correct the cursor style of increment and decrement buttons in Safari
#{$parent-selector} ::-webkit-inner-spin-button,
#{$parent-selector} ::-webkit-outer-spin-button {
height: auto;
}
// 1. Correct the odd appearance in Chrome and Safari
// 2. Correct the outline style in Safari
#{$parent-selector} [type="search"] {
-webkit-appearance: textfield; // 1
outline-offset: -2px; // 2
}
// Remove the inner padding in Chrome and Safari on macOS
#{$parent-selector} [type="search"]::-webkit-search-decoration {
-webkit-appearance: none;
}
// 1. Correct the inability to style clickable types in iOS and Safari
// 2. Change font properties to `inherit` in Safari
#{$parent-selector} ::-webkit-file-upload-button {
-webkit-appearance: button; // 1
font: inherit; // 2
}
// Remove the inner border and padding of focus outlines in Firefox
#{$parent-selector} ::-moz-focus-inner {
padding: 0;
border-style: none;
}
// Remove the focus outline in Firefox
#{$parent-selector} :-moz-focusring {
outline: none;
}
// Remove the additional :invalid styles in Firefox
#{$parent-selector} :-moz-ui-invalid {
box-shadow: none;
}
// Change the inconsistent appearance in IE (opinionated)
#{$parent-selector} ::-ms-expand {
display: none;
}
// Remove the border and padding in all browsers (opinionated)
#{$parent-selector} [type="file"],
#{$parent-selector} [type="range"] {
padding: 0;
border-width: 0;
}
// Pico
//
// Force height for alternatives input types
#{$parent-selector} input:not([type="checkbox"], [type="radio"], [type="range"]) {
height: calc(
(1rem * var(#{$css-var-prefix}line-height)) +
(var(#{$css-var-prefix}form-element-spacing-vertical) * 2) +
(var(#{$css-var-prefix}border-width) * 2)
);
}
// Fieldset
#{$parent-selector} fieldset {
width: 100%;
margin: 0;
margin-bottom: var(#{$css-var-prefix}spacing);
padding: 0;
border: 0;
}
// Label & legend
#{$parent-selector} label,
#{$parent-selector} fieldset legend {
display: block;
margin-bottom: calc(var(#{$css-var-prefix}spacing) * 0.375);
color: var(#{$css-var-prefix}color);
font-weight: var(#{$css-var-prefix}form-label-font-weight, var(#{$css-var-prefix}font-weight));
}
#{$parent-selector} fieldset legend {
margin-bottom: calc(var(#{$css-var-prefix}spacing) * 0.5);
}
// Blocks, 100%
#{$parent-selector} input:not([type="checkbox"], [type="radio"]),
#{$parent-selector} button[type="submit"],
#{$parent-selector} select,
#{$parent-selector} textarea {
width: 100%;
}
// Reset appearance (Not Checkboxes, Radios, Range and File)
#{$parent-selector} input:not([type="checkbox"], [type="radio"], [type="range"], [type="file"]),
#{$parent-selector} select,
#{$parent-selector} textarea {
appearance: none;
padding: var(#{$css-var-prefix}form-element-spacing-vertical)
var(#{$css-var-prefix}form-element-spacing-horizontal);
}
// Commons styles
#{$parent-selector} input,
#{$parent-selector} select,
#{$parent-selector} textarea {
#{$css-var-prefix}background-color: var(#{$css-var-prefix}form-element-background-color);
#{$css-var-prefix}border-color: var(#{$css-var-prefix}form-element-border-color);
#{$css-var-prefix}color: var(#{$css-var-prefix}form-element-color);
#{$css-var-prefix}box-shadow: none;
border: var(#{$css-var-prefix}border-width) solid var(#{$css-var-prefix}border-color);
border-radius: var(#{$css-var-prefix}border-radius);
outline: none;
background-color: var(#{$css-var-prefix}background-color);
box-shadow: var(#{$css-var-prefix}box-shadow);
color: var(#{$css-var-prefix}color);
font-weight: var(#{$css-var-prefix}font-weight);
@if $enable-transitions {
transition:
background-color var(#{$css-var-prefix}transition),
border-color var(#{$css-var-prefix}transition),
color var(#{$css-var-prefix}transition),
box-shadow var(#{$css-var-prefix}transition);
}
}
// Active & Focus
#{$parent-selector}
input:not(
[type="submit"],
[type="button"],
[type="reset"],
[type="checkbox"],
[type="radio"],
[readonly]
),
#{$parent-selector} :where(select, textarea):not([readonly]) {
&:is(:active, :focus) {
#{$css-var-prefix}background-color: var(
#{$css-var-prefix}form-element-active-background-color
);
}
}
// Active & Focus
#{$parent-selector}
input:not([type="submit"], [type="button"], [type="reset"], [role="switch"], [readonly]),
#{$parent-selector} :where(select, textarea):not([readonly]) {
&:is(:active, :focus) {
#{$css-var-prefix}border-color: var(#{$css-var-prefix}form-element-active-border-color);
}
}
// Focus
#{$parent-selector}
input:not(
[type="submit"],
[type="button"],
[type="reset"],
[type="range"],
[type="file"],
[readonly]
),
#{$parent-selector} :where(select, textarea):not([readonly]) {
&:focus {
#{$css-var-prefix}box-shadow: 0
0
0
var(#{$css-var-prefix}outline-width)
var(#{$css-var-prefix}form-element-focus-color);
}
}
// Disabled
#{$parent-selector} input:not([type="submit"], [type="button"], [type="reset"])[disabled],
#{$parent-selector} select[disabled],
#{$parent-selector} textarea[disabled],
#{$parent-selector} label[aria-disabled="true"],
#{$parent-selector}
:where(fieldset[disabled])
:is(input:not([type="submit"], [type="button"], [type="reset"]), select, textarea) {
opacity: var(#{$css-var-prefix}form-element-disabled-opacity);
pointer-events: none;
}
#{$parent-selector} label[aria-disabled="true"] input[disabled] {
opacity: 1;
}
// Aria-invalid
#{$parent-selector} :where(input, select, textarea) {
&:not(
[type="checkbox"],
[type="radio"],
[type="date"],
[type="datetime-local"],
[type="month"],
[type="time"],
[type="week"],
[type="range"]
) {
&[aria-invalid] {
@if $enable-important {
padding-right: calc(
var(#{$css-var-prefix}form-element-spacing-horizontal) + 1.5rem
) !important;
padding-left: var(#{$css-var-prefix}form-element-spacing-horizontal);
padding-inline-start: var(#{$css-var-prefix}form-element-spacing-horizontal) !important;
padding-inline-end: calc(
var(#{$css-var-prefix}form-element-spacing-horizontal) + 1.5rem
) !important;
} @else {
padding-right: calc(var(#{$css-var-prefix}form-element-spacing-horizontal) + 1.5rem);
padding-left: var(#{$css-var-prefix}form-element-spacing-horizontal);
padding-inline-start: var(#{$css-var-prefix}form-element-spacing-horizontal);
padding-inline-end: calc(var(#{$css-var-prefix}form-element-spacing-horizontal) + 1.5rem);
}
background-position: center right 0.75rem;
background-size: 1rem auto;
background-repeat: no-repeat;
}
&[aria-invalid="false"]:not(select) {
background-image: var(#{$css-var-prefix}icon-valid);
}
&[aria-invalid="true"]:not(select) {
background-image: var(#{$css-var-prefix}icon-invalid);
}
}
&[aria-invalid="false"] {
#{$css-var-prefix}border-color: var(#{$css-var-prefix}form-element-valid-border-color);
&:is(:active, :focus) {
@if $enable-important {
#{$css-var-prefix}border-color: var(
#{$css-var-prefix}form-element-valid-active-border-color
) !important;
&:not([type="checkbox"], [type="radio"]) {
#{$css-var-prefix}box-shadow: 0
0
0
var(#{$css-var-prefix}outline-width)
var(#{$css-var-prefix}form-element-valid-focus-color) !important;
}
} @else {
#{$css-var-prefix}border-color: var(
#{$css-var-prefix}form-element-valid-active-border-color
);
&:not([type="checkbox"], [type="radio"]) {
#{$css-var-prefix}box-shadow: 0
0
0
var(#{$css-var-prefix}outline-width)
var(#{$css-var-prefix}form-element-valid-focus-color);
}
}
}
}
&[aria-invalid="true"] {
#{$css-var-prefix}border-color: var(#{$css-var-prefix}form-element-invalid-border-color);
&:is(:active, :focus) {
@if $enable-important {
#{$css-var-prefix}border-color: var(
#{$css-var-prefix}form-element-invalid-active-border-color
) !important;
&:not([type="checkbox"], [type="radio"]) {
#{$css-var-prefix}box-shadow: 0
0
0
var(#{$css-var-prefix}outline-width)
var(#{$css-var-prefix}form-element-invalid-focus-color) !important;
}
} @else {
#{$css-var-prefix}border-color: var(
#{$css-var-prefix}form-element-invalid-active-border-color
);
&:not([type="checkbox"], [type="radio"]) {
#{$css-var-prefix}box-shadow: 0
0
0
var(#{$css-var-prefix}outline-width)
var(#{$css-var-prefix}form-element-invalid-focus-color);
}
}
}
}
}
[dir="rtl"] {
#{$parent-selector} :where(input, select, textarea) {
&:not([type="checkbox"], [type="radio"]) {
&:is([aria-invalid], [aria-invalid="true"], [aria-invalid="false"]) {
background-position: center left 0.75rem;
}
}
}
}
// Placeholder
#{$parent-selector} input::placeholder,
#{$parent-selector} input::-webkit-input-placeholder,
#{$parent-selector} textarea::placeholder,
#{$parent-selector} textarea::-webkit-input-placeholder,
#{$parent-selector} select:invalid {
color: var(#{$css-var-prefix}form-element-placeholder-color);
opacity: 1;
}
// Margin bottom (Not Checkboxes and Radios)
#{$parent-selector} input:not([type="checkbox"], [type="radio"]),
#{$parent-selector} select,
#{$parent-selector} textarea {
margin-bottom: var(#{$css-var-prefix}spacing);
}
// Select
#{$parent-selector} select {
// Unstyle the caret on `<select>`s in IE10+.
&::-ms-expand {
border: 0;
background-color: transparent;
}
&:not([multiple], [size]) {
padding-right: calc(var(#{$css-var-prefix}form-element-spacing-horizontal) + 1.5rem);
padding-left: var(#{$css-var-prefix}form-element-spacing-horizontal);
padding-inline-start: var(#{$css-var-prefix}form-element-spacing-horizontal);
padding-inline-end: calc(var(#{$css-var-prefix}form-element-spacing-horizontal) + 1.5rem);
background-image: var(#{$css-var-prefix}icon-chevron);
background-position: center right 0.75rem;
background-size: 1rem auto;
background-repeat: no-repeat;
}
&[multiple] {
option {
&:checked {
background: var(#{$css-var-prefix}form-element-selected-background-color);
color: var(#{$css-var-prefix}form-element-color);
}
}
}
}
[dir="rtl"] {
#{$parent-selector} select {
&:not([multiple], [size]) {
background-position: center left 0.75rem;
}
}
}
// Textarea
#{$parent-selector} textarea {
display: block;
resize: vertical;
&[aria-invalid] {
@if $enable-important {
#{$css-var-prefix}icon-height: calc(
(1rem * var(#{$css-var-prefix}line-height)) +
(var(#{$css-var-prefix}form-element-spacing-vertical) * 2) +
(var(#{$css-var-prefix}border-width) * 2)
);
background-position: top right 0.75rem !important;
background-size: 1rem var(#{$css-var-prefix}icon-height) !important;
}
}
}
@if map.get($modules, "layout/grid") and $enable-classes {
$helper-previous-tags: $helper-previous-tags + ", .grid";
}
#{$parent-selector} :where(#{$helper-previous-tags}) {
+ small {
display: block;
width: 100%;
margin-top: calc(var(#{$css-var-prefix}spacing) * -0.75);
margin-bottom: var(#{$css-var-prefix}spacing);
color: var(#{$css-var-prefix}muted-color);
}
&[aria-invalid="false"] {
+ small {
color: var(#{$css-var-prefix}ins-color);
}
}
&[aria-invalid="true"] {
+ small {
color: var(#{$css-var-prefix}del-color);
}
}
}
// Styles for Input inside a label
#{$parent-selector} label {
> :where(input, select, textarea) {
margin-top: calc(var(#{$css-var-prefix}spacing) * 0.25);
}
}
}