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2026-08-04 12:23:34 -07:00

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/** Button universal styling:
- Border radius: 4px
- Darken on hover
- Darker on active
- Outline on focus with no offset or "jump"
- Lighten on disabled
*/
$base-class: "button";
@mixin button-focus-outline() {
&::after {
content: "";
width: 100%;
height: 100%;
position: absolute;
border: 1px solid $core-focused-outline;
border-radius: $border-radius;
}
}
@mixin unstyled-button-focus-outline($offset: 1px) {
outline-color: $core-focused-outline;
outline-offset: $offset;
outline-style: solid;
outline-width: 1px;
}
// Buttons with background colors
@mixin button-pad-8px-16px {
padding: $pad-small $pad-medium;
height: 36px;
}
// Buttons without background colors
@mixin button-pad-8px-8px {
padding: $pad-small $pad-small;
height: 36px;
}
// Size small buttons (with and without background colors)
@mixin button-pad-4px-8px {
padding: $pad-xsmall $pad-small;
height: 28px;
}
@mixin button-variant(
$color,
$hover: null,
$active: null,
$inverse: false,
$unstyled: false
) {
background-color: $color;
@if $inverse {
@include button-pad-8px-8px;
&__small {
@include button-pad-4px-8px;
}
&:hover {
background-color: $ui-fleet-black-5;
&:active {
background-color: $ui-fleet-black-5-down;
}
}
&:focus-visible {
@include button-focus-outline();
}
} @else if $unstyled {
&:hover:not(.button--disabled) {
background-color: $hover;
&:active {
background-color: $active;
}
}
&:focus-visible {
@include unstyled-button-focus-outline();
}
} @else {
&:hover:not(.button--disabled) {
background-color: $hover;
&:active {
background-color: $active;
}
}
&:focus-visible {
@include button-focus-outline();
}
}
}
.#{$base-class} {
@include button-pad-8px-16px;
transition: color 150ms ease-in-out, background 150ms ease-in-out,
top 50ms ease-in-out, box-shadow 50ms ease-in-out, border 50ms ease-in-out;
position: relative;
color: $core-fleet-white;
text-decoration: none;
flex-direction: row;
justify-content: center;
align-items: center;
border-radius: $border-radius;
font-size: $x-small;
font-family: "Inter", sans-serif;
font-weight: $bold;
display: inline-flex;
top: 0;
border: 0;
position: relative;
cursor: pointer;
white-space: nowrap;
&:focus {
outline: none;
}
.transparent-text {
opacity: 0;
}
// Wraps children so the loading spinner can swap in without a layout shift.
// Do NOT hide-then-reveal buttons by fading `.children-wrapper` alone —
// bordered/filled variants (`secondary` etc.) will leave an empty button
// box behind. Fade the whole button, or use `.row-hover-button`
// (see PaginatedList / TableContainer styles).
.children-wrapper {
display: flex;
flex-direction: row;
align-items: center;
}
&--default {
@include button-variant(
$core-fleet-green,
$core-fleet-green-over,
$core-fleet-green-down
);
display: flex;
&__small {
@include button-pad-4px-8px;
}
}
&--alert {
@include button-variant(
$core-vibrant-red,
$core-vibrant-red-over,
$core-vibrant-red-down
);
display: flex;
&__small {
@include button-pad-4px-8px;
}
.loading-spinner {
&__ring {
div {
border-color: $ui-error transparent transparent transparent;
}
}
}
}
&--pill {
@include button-variant(
$ui-off-white,
$core-vibrant-blue-over,
null,
$inverse: true
);
color: $core-fleet-green;
border: 1px solid $core-fleet-green;
box-sizing: border-box;
font-size: $xx-small;
padding: $pad-xsmall 10px;
height: 24px;
&:active {
box-shadow: inset 2px 2px 2px rgba(0, 0, 0, 0.25);
}
&:hover,
&:focus {
border: 1px solid $core-fleet-green;
}
}
// Looks exactly like a CustomLink but is a <button>
&--link {
@include link;
font-weight: $regular;
text-decoration: underline;
text-decoration-color: $ui-fleet-black-75;
text-underline-offset: 3px;
background: transparent;
border: 0;
box-shadow: none;
cursor: pointer;
margin: 0;
padding: 0;
height: auto;
line-height: $line-height;
display: inline-flex;
align-items: center;
gap: $pad-xsmall;
white-space: normal;
&:hover {
text-decoration-color: $core-fleet-black;
}
&:focus {
outline: none;
}
&:focus-visible {
@include unstyled-button-focus-outline(3px);
}
&:active {
box-shadow: none;
top: 0;
}
}
// Bordered secondary button (off-white fill + gray border). The new preferred
// secondary — see #35329. Options: default, icon before/after, icon only.
&--secondary {
@include button-variant($ui-off-white, null, null, $inverse: true);
@include button-pad-8px-16px; // full-size padding (override the $inverse 8/8)
color: $ui-fleet-black-75;
border: 1px solid $ui-fleet-black-25;
box-sizing: border-box;
&__small {
@include button-pad-4px-8px;
}
&:hover:not(.button--disabled) {
background-color: $ui-fleet-black-5;
&:active {
background-color: $ui-fleet-black-10;
}
}
// Spacing between an icon and the label (icon before/after)
.children-wrapper {
gap: $pad-small;
}
}
// Low-emphasis borderless text + icon button. Not to be confused with a link.
// Options: icon before/after, icon only. Transparent fill, light-gray hover,
// and deliberately does NOT recolor the SVG on hover, so it works with both
// fill- and stroke-based icons (e.g. chevrons) without artifacts — see #35329.
&--subdued {
@include button-variant(
$core-fleet-white,
$core-fleet-green-over,
$core-fleet-green-down,
$inverse: true
);
background-color: transparent;
color: $ui-fleet-black-75;
box-sizing: border-box;
// Spacing between an icon and the label (icon before/after)
.children-wrapper {
gap: $pad-small;
}
}
// Icon-only secondary/subdued buttons render as a square so a lone icon is
// centered (mirrors &--icon). The isIconOnly flag in Button.tsx adds this class.
&--secondary.button--icon-only,
&--subdued.button--icon-only {
width: 36px;
padding: 0;
}
&--secondary__small.button--icon-only,
&--subdued__small.button--icon-only {
width: 28px;
}
// Buttons with an icon + label get an 8px gap between them (4px on small).
// Only default, alert, secondary, and subdued carry icons — scoped so the
// `icon` prop is a no-op on link, pill, unstyled, etc. Horizontal padding
// is left to the base variant/size.
&--default.button--with-icon,
&--alert.button--with-icon,
&--secondary.button--with-icon,
&--subdued.button--with-icon {
.children-wrapper {
gap: $pad-small;
}
}
&--default__small.button--with-icon,
&--alert__small.button--with-icon,
&--secondary__small.button--with-icon,
&--subdued__small.button--with-icon {
.children-wrapper {
gap: $pad-xsmall;
}
}
&--disabled {
@include disabled;
}
&--unstyled {
@include button-variant(transparent, null, null, false, $unstyled: true);
border: 0;
box-shadow: none;
color: $core-fleet-black;
cursor: pointer;
margin: 0;
padding: 0;
height: auto;
line-height: normal;
font-weight: normal;
white-space: normal;
&:active {
box-shadow: none;
top: 0;
}
}
&--unstyled-modal-query {
@include button-variant(transparent, null, null, false, $unstyled: true);
border: 0;
box-shadow: none;
color: $core-fleet-black;
cursor: pointer;
margin: 0;
padding: 15px 12px;
height: auto;
line-height: normal;
display: block;
width: 100%;
border-radius: 0px;
border-bottom: 1px solid $ui-fleet-black-10;
white-space: normal;
&:active {
box-shadow: none;
top: 0;
}
&:focus {
outline: none;
}
&:hover,
&:focus {
background-color: $ui-fleet-black-5;
box-shadow: none;
}
.children-wrapper {
display: flex;
width: 100%;
flex-direction: column;
gap: $pad-xsmall;
align-items: flex-start;
.info {
&__header {
display: block;
text-align: left;
}
&__data {
display: block;
width: 100%;
font-weight: normal;
text-align: left;
}
}
}
}
&--oversized {
background-color: $core-fleet-black;
padding: $pad-large $pad-small;
font-size: $medium;
width: 100%;
}
// Used in registration/auth pages
&__wide {
width: 200px;
}
}