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132 lines
3.0 KiB
132 lines
3.0 KiB
12 months ago
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/**
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* @file
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* Button that expands second level nav when clicked.
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*/
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@import "../../base/media-queries.pcss.css";
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.primary-nav__button-toggle {
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position: relative;
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overflow: hidden;
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width: var(--sp2);
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height: var(--sp2);
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margin-block-start: var(--sp0-5); /* Visually align button with menu link text. */
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padding-block: 0;
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padding-inline-start: 0;
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padding-inline-end: 0;
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cursor: pointer;
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text-indent: -999px;
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border: 0;
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background: transparent;
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-webkit-appearance: none;
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&:focus {
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outline: auto 2px var(--color--primary-50);
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outline-offset: 2px;
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}
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& .icon--menu-toggle {
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position: absolute;
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/* stylelint-disable csstools/use-logical */
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top: 50%;
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left: 50%;
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/* stylelint-enable csstools/use-logical */
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width: 16px;
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height: 16px;
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transition: background-color 0.2s;
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transform: translate(-50%, -50%);
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border-radius: 2px;
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&::before,
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&::after {
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position: absolute;
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/* stylelint-disable csstools/use-logical */
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top: 50%;
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left: 50%;
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/* stylelint-enable csstools/use-logical */
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width: var(--sp);
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height: 0;
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content: "";
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transform: translate(-50%, -50%);
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/* Intentionally not using CSS logical properties. */
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border-top: solid 3px var(--color--primary-50);
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}
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&::after {
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transition: opacity 0.2s;
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transform: translate(-50%, -50%) rotate(90deg);
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}
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}
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&[aria-expanded="true"] .icon--menu-toggle::after {
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opacity: 0;
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}
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/* aria-hidden attribute is removed by JS. Button is non-functional
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until JS is enabled.
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*/
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&[aria-hidden="true"] {
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pointer-events: none;
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}
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}
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body:not(.is-always-mobile-nav) {
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@media (--nav) {
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& .primary-nav__button-toggle {
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flex-shrink: 0;
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align-self: stretch;
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width: calc(var(--sp2) + 8px);
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height: auto;
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margin-block-start: 0;
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margin-inline-end: calc(-1 * var(--sp2));
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&:focus {
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border: 0;
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outline: 0;
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& .icon--menu-toggle {
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border: solid 2px var(--color--primary-40);
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}
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}
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&:active {
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/* Necessary for Safari. */
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color: currentColor;
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}
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&[aria-expanded="true"] .icon--menu-toggle::after {
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opacity: 0.8;
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}
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& .icon--menu-toggle {
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inset-inline-start: 3px;
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width: 18px;
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transform: translateY(-50%);
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border-radius: 4px;
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background-color: var(--color--white);
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&::before {
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content: none;
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}
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&::after {
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/* stylelint-disable csstools/use-logical */
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top: calc(50% - 2px);
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left: 3px;
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/* stylelint-enable csstools/use-logical */
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width: 8px;
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height: 8px;
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content: "";
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transform: translateY(-50%) rotate(45deg);
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opacity: 0.8;
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/* Intentionally not using CSS logical properties. */
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border-top: none;
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border-right: solid 2px currentColor;
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border-bottom: solid 2px currentColor;
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background: transparent;
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}
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}
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}
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}
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}
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