@symbion/opalui/src/c-tooltip.css

A minimalistic CSS framework

/* ==========================================================================
   Tooltip Component - OpalUI
   Pure CSS tooltips on hover/focus
   ========================================================================== */

.c-tooltip {
	position: relative;
	display: inline-block;
}

/* Tooltip text container */
.c-tooltip::before,
.c-tooltip::after {
	position: absolute;
	visibility: hidden;
	opacity: 0;
	pointer-events: none;
	z-index: var(--z-tooltip, 800);
	transition: opacity 0.15s ease, visibility 0.15s ease;
}

/* Tooltip content */
.c-tooltip::after {
	content: attr(data-tooltip);
	bottom: calc(100% + 0.5rem);
	left: 50%;
	transform: translateX(-50%);
	padding: 0.5rem 0.75rem;
	font-size: 0.8125rem;
	font-weight: 400;
	line-height: 1.4;
	white-space: nowrap;
	background-color: var(--col-container-high);
	color: var(--col-on-container-high);
	border-radius: var(--border-radius-sm, 0.25rem);
	box-shadow: 0 4px 6px -1px rgb(0 0 0 / 0.1), 0 2px 4px -2px rgb(0 0 0 / 0.1);
}

/* Arrow */
.c-tooltip::before {
	content: "";
	bottom: calc(100% + 0.25rem);
	left: 50%;
	transform: translateX(-50%);
	border: 0.25rem solid transparent;
	border-top-color: var(--col-container-high);
}

/* Show on hover/focus */
.c-tooltip:hover::before,
.c-tooltip:hover::after,
.c-tooltip:focus::before,
.c-tooltip:focus::after,
.c-tooltip:focus-within::before,
.c-tooltip:focus-within::after {
	visibility: visible;
	opacity: 1;
}

/* -------------------------------------------------------------------------
   Position Variants
   ------------------------------------------------------------------------- */

/* Bottom */
.c-tooltip.bottom::after {
	bottom: auto;
	top: calc(100% + 0.5rem);
}

.c-tooltip.bottom::before {
	bottom: auto;
	top: calc(100% + 0.25rem);
	border-top-color: transparent;
	border-bottom-color: var(--col-container-high);
}

/* Left */
.c-tooltip.left::after {
	bottom: auto;
	top: 50%;
	left: auto;
	right: calc(100% + 0.5rem);
	transform: translateY(-50%);
}

.c-tooltip.left::before {
	bottom: auto;
	top: 50%;
	left: auto;
	right: calc(100% + 0.25rem);
	transform: translateY(-50%);
	border-top-color: transparent;
	border-left-color: var(--col-container-high);
}

/* Right */
.c-tooltip.right::after {
	bottom: auto;
	top: 50%;
	left: calc(100% + 0.5rem);
	transform: translateY(-50%);
}

.c-tooltip.right::before {
	bottom: auto;
	top: 50%;
	left: calc(100% + 0.25rem);
	transform: translateY(-50%);
	border-top-color: transparent;
	border-right-color: var(--col-container-high);
}

/* -------------------------------------------------------------------------
   Alignment Variants (for top/bottom tooltips)
   ------------------------------------------------------------------------- */

/* Start aligned */
.c-tooltip.start::after {
	left: 0;
	transform: none;
}

.c-tooltip.start::before {
	left: 1rem;
	transform: none;
}

/* End aligned */
.c-tooltip.end::after {
	left: auto;
	right: 0;
	transform: none;
}

.c-tooltip.end::before {
	left: auto;
	right: 1rem;
	transform: none;
}

/* -------------------------------------------------------------------------
   Color Variants
   ------------------------------------------------------------------------- */

/* Dark theme (default works well on both) */
.c-tooltip.dark::after {
	background-color: var(--col-neutral-m2);
	color: white;
}

.c-tooltip.dark::before {
	border-top-color: var(--col-neutral-m2);
}

.c-tooltip.dark.bottom::before {
	border-top-color: transparent;
	border-bottom-color: var(--col-neutral-m2);
}

.c-tooltip.dark.left::before {
	border-top-color: transparent;
	border-left-color: var(--col-neutral-m2);
}

.c-tooltip.dark.right::before {
	border-top-color: transparent;
	border-right-color: var(--col-neutral-m2);
}

/* Primary */
.c-tooltip.primary::after {
	background-color: var(--col-primary);
	color: var(--col-on-primary);
}

.c-tooltip.primary::before {
	border-top-color: var(--col-primary);
}

.c-tooltip.primary.bottom::before {
	border-top-color: transparent;
	border-bottom-color: var(--col-primary);
}

/* Error */
.c-tooltip.error::after {
	background-color: var(--col-error);
	color: var(--col-on-error);
}

.c-tooltip.error::before {
	border-top-color: var(--col-error);
}

.c-tooltip.error.bottom::before {
	border-top-color: transparent;
	border-bottom-color: var(--col-error);
}

/* -------------------------------------------------------------------------
   Size Variants
   ------------------------------------------------------------------------- */

/* Small */
.c-tooltip.sm::after {
	padding: 0.25rem 0.5rem;
	font-size: 0.75rem;
}

/* Large */
.c-tooltip.lg::after {
	padding: 0.75rem 1rem;
	font-size: 0.875rem;
}

/* -------------------------------------------------------------------------
   Multiline Support
   ------------------------------------------------------------------------- */
.c-tooltip.multiline::after {
	white-space: normal;
	width: max-content;
	max-width: 250px;
	text-align: left;
}

/* -------------------------------------------------------------------------
   Animation Variants
   ------------------------------------------------------------------------- */

/* Fade + Scale */
.c-tooltip.animated::after,
.c-tooltip.animated::before {
	transform-origin: bottom center;
}

.c-tooltip.animated::after {
	transform: translateX(-50%) scale(0.95);
}

.c-tooltip.animated:hover::after,
.c-tooltip.animated:focus::after {
	transform: translateX(-50%) scale(1);
}

.c-tooltip.animated.bottom::after {
	transform-origin: top center;
}

/* -------------------------------------------------------------------------
   Delay
   ------------------------------------------------------------------------- */
.c-tooltip.delay::before,
.c-tooltip.delay::after {
	transition-delay: 0.3s;
}

/* -------------------------------------------------------------------------
   Always Visible (for demos/testing)
   ------------------------------------------------------------------------- */
.c-tooltip.always-visible::before,
.c-tooltip.always-visible::after {
	visibility: visible;
	opacity: 1;
}

/* vim: ts=4
 */