:where(.wp-block-academy-course-announcements) {
	display: flex;
	flex-direction: column;
	gap: 1rem;
}

.academy-course-announcements__item {
	margin: 0;
}

.academy-course-announcements__head {
	display: flex;
	flex-wrap: wrap;
	align-items: baseline;
	justify-content: space-between;
	gap: 0.25em 1em;
}

.academy-course-announcements__title {
	margin: 0;
	font-size: 1.05em;
	font-weight: 600;
	line-height: 1.4;
}

.academy-course-announcements__date {
	font-size: 0.85em;
	opacity: 0.7;
	white-space: nowrap;
}

.academy-course-announcements__content {
	margin-top: 0.4em;
}

.academy-course-announcements__content > :first-child {
	margin-top: 0;
}

.academy-course-announcements__content > :last-child {
	margin-bottom: 0;
}

/* List: items divided by a line. */
.wp-block-academy-course-announcements:not([class*="is-style-"]) .academy-course-announcements__item + .academy-course-announcements__item,
.wp-block-academy-course-announcements.is-style-list .academy-course-announcements__item + .academy-course-announcements__item {
	padding-top: 1rem;
	border-top: 1px solid var(--academy-border-color, #e4e7ee);
}

/* Cards: each announcement on its own surface. */
.wp-block-academy-course-announcements.is-style-cards .academy-course-announcements__item {
	padding: 1rem 1.25rem;
	border: 1px solid var(--academy-border-color, #e4e7ee);
	border-radius: 10px;
	background: var(--academy-surface-color, #fff);
}

/* Timeline: a line down the side with a dot per announcement. */
/* In the editor the preview repeats the block's class inside its wrapper, so the line is drawn once. */
.wp-block-academy-course-announcements.is-style-timeline:not(:has(> .wp-block-academy-course-announcements)) {
	gap: 1.5rem;
	padding-inline-start: 1.5rem;
	border-inline-start: 2px solid var(--academy-border-color, #e4e7ee);
}

.wp-block-academy-course-announcements.is-style-timeline .academy-course-announcements__item {
	position: relative;
}

.wp-block-academy-course-announcements.is-style-timeline .academy-course-announcements__item::before {
	content: "";
	position: absolute;
	top: 0.45em;
	inset-inline-start: calc(-1.5rem - 7px);
	width: 12px;
	height: 12px;
	border: 2px solid var(--academy-surface-color, #fff);
	border-radius: 50%;
	background: var(--academy-primary-color, currentColor);
}