gutenberg/packages/ui/src/utils/css/dropdown-motion.module.css at trunk · WordPress/gutenberg · GitHub

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/*
 * Motion configuration for dropdown-like popovers.
 * Keep constants in sync with: packages/components/src/utils/dropdown-motion.ts
 */

@layer wp-ui-utilities, wp-ui-components, wp-ui-compositions, wp-ui-overrides;

@layer wp-ui-utilities {
	.dropdown-motion {
		--wp-ui-dropdown-slide-distance: 4px;
		--wp-ui-dropdown-slide-duration: 200ms;
		--wp-ui-dropdown-slide-easing: cubic-bezier(0, 0, 0, 1);
		--wp-ui-dropdown-fade-duration: 80ms;
		--wp-ui-dropdown-fade-easing: linear;

		@media not ( prefers-reduced-motion ) {
			transition-property: transform, opacity;
			transition-duration:
				var(--wp-ui-dropdown-slide-duration),
				var(--wp-ui-dropdown-fade-duration);
			transition-timing-function:
				var(--wp-ui-dropdown-slide-easing),
				var(--wp-ui-dropdown-fade-easing);
			will-change: transform, opacity;
		}

		opacity: 0;

		&[data-side="bottom"] {
			transform: translateY(calc(-1 * var(--wp-ui-dropdown-slide-distance)));
		}
		&[data-side="top"] {
			transform: translateY(var(--wp-ui-dropdown-slide-distance));
		}
		&[data-side="left"] {
			transform: translateX(var(--wp-ui-dropdown-slide-distance));
		}
		&[data-side="right"] {
			transform: translateX(calc(-1 * var(--wp-ui-dropdown-slide-distance)));
		}

		&[data-open]:not([data-starting-style]) {
			opacity: 1;
			transform: translate(0);
		}
	}
}