.coursejournal-promo-banner {
	--coursejournal-promo-bg: var(--coursejournal-blue-900);
	--coursejournal-promo-ink: var(--coursejournal-white);
	--coursejournal-promo-primary-bg: var(--coursejournal-amber-500);
	--coursejournal-promo-primary-text: var(--coursejournal-ink-900);
	--coursejournal-promo-secondary-bg: color-mix(in srgb, var(--coursejournal-white) 8%, transparent);
	--coursejournal-promo-secondary-bg-hover: color-mix(in srgb, var(--coursejournal-white) 16%, transparent);
	--coursejournal-promo-secondary-border: color-mix(in srgb, var(--coursejournal-white) 74%, transparent);
	background: var(--coursejournal-promo-bg);
	border-radius: 4px;
	box-shadow: 0 18px 44px color-mix(in srgb, var(--coursejournal-ink-900) 18%, transparent);
	box-sizing: border-box;
	color: var(--coursejournal-promo-ink);
	font-family: var(--coursejournal-font-body);
	max-width: calc(100vw - 40px);
	padding: 20px 20px 18px;
	position: fixed;
	right: 28px;
	top: 50%;
	transform: translateY(-50%);
	width: 300px;
	z-index: 90;
}

.coursejournal-promo-banner,
.coursejournal-promo-banner * {
	box-sizing: border-box;
}

.coursejournal-promo-banner[hidden],
.coursejournal-promo-banner.is-dismissed {
	display: none;
}

.coursejournal-promo-banner__close {
	align-items: center;
	appearance: none;
	background: transparent;
	border: 0;
	border-radius: 999px;
	color: color-mix(in srgb, var(--coursejournal-white) 78%, transparent);
	cursor: pointer;
	display: inline-flex;
	font: inherit;
	font-size: 20px;
	height: 28px;
	justify-content: center;
	line-height: 1;
	padding: 0;
	position: absolute;
	right: 8px;
	top: 8px;
	transition: background-color 150ms ease, color 150ms ease;
	width: 28px;
}

.coursejournal-promo-banner__close:hover,
.coursejournal-promo-banner__close:focus-visible {
	background: color-mix(in srgb, var(--coursejournal-white) 14%, transparent);
	color: var(--coursejournal-promo-ink);
}

.coursejournal-promo-banner__close:focus-visible {
	outline: 3px solid color-mix(in srgb, var(--coursejournal-white) 55%, transparent);
	outline-offset: 2px;
}

.coursejournal-promo-banner__title {
	color: var(--coursejournal-promo-ink);
	font-family: var(--coursejournal-font-heading);
	font-size: 1.55rem;
	font-weight: 800;
	letter-spacing: 0;
	line-height: 1.1;
	margin: 0 30px 14px 0;
}

.coursejournal-promo-banner__description {
	color: color-mix(in srgb, var(--coursejournal-white) 95%, transparent);
	font-size: 0.84rem;
	font-weight: 700;
	line-height: 1.45;
	margin: 0 0 18px;
}

.coursejournal-promo-banner__actions {
	align-items: center;
	display: flex;
	flex-wrap: wrap;
	gap: 8px;
}

.coursejournal-promo-banner__button {
	align-items: center;
	border-radius: 999px;
	display: inline-flex;
	font-size: 0.82rem;
	font-weight: 800;
	justify-content: center;
	line-height: 1.2;
	min-height: 40px;
	padding: 9px 16px;
	text-decoration: none;
	transition: background-color 150ms ease, border-color 150ms ease, color 150ms ease, transform 150ms ease;
}

.coursejournal-promo-banner__button:hover,
.coursejournal-promo-banner__button:focus-visible {
	text-decoration: none;
	transform: translateY(-1px);
}

.coursejournal-promo-banner__button:focus-visible {
	outline: 3px solid color-mix(in srgb, var(--coursejournal-white) 55%, transparent);
	outline-offset: 3px;
}

.coursejournal-promo-banner__button--primary {
	background: var(--coursejournal-promo-primary-bg);
	color: var(--coursejournal-promo-primary-text);
}

.coursejournal-promo-banner__button--primary:hover,
.coursejournal-promo-banner__button--primary:focus-visible {
	background: var(--coursejournal-amber-600);
	color: var(--coursejournal-promo-primary-text);
}

.coursejournal-promo-banner__button--secondary {
	background: var(--coursejournal-promo-secondary-bg);
	border: 1px solid var(--coursejournal-promo-secondary-border);
	color: var(--coursejournal-promo-ink);
}

.coursejournal-promo-banner__button--secondary:hover,
.coursejournal-promo-banner__button--secondary:focus-visible {
	background: var(--coursejournal-promo-secondary-bg-hover);
	border-color: var(--coursejournal-white);
	color: var(--coursejournal-promo-ink);
}

@media (max-width: 1320px) {
	.coursejournal-promo-banner {
		padding: 18px 18px 16px;
		right: 16px;
		width: 240px;
	}

	.coursejournal-promo-banner__title {
		font-size: 1.35rem;
		margin-bottom: 12px;
	}

	.coursejournal-promo-banner__description {
		font-size: 0.78rem;
		line-height: 1.4;
		margin-bottom: 16px;
	}

	.coursejournal-promo-banner__actions {
		gap: 7px;
	}

	.coursejournal-promo-banner__button {
		font-size: 0.76rem;
		min-height: 36px;
		padding: 8px 13px;
	}
}

@media (max-width: 1100px) {
	.coursejournal-promo-banner {
		bottom: 18px;
		left: 18px;
		max-width: none;
		right: 18px;
		top: auto;
		transform: none;
		width: auto;
	}

	.coursejournal-promo-banner__content {
		align-items: center;
		display: grid;
		gap: 12px 18px;
		grid-template-columns: minmax(0, 1fr) auto;
		padding-right: 30px;
	}

	.coursejournal-promo-banner__title {
		font-size: 1.35rem;
		margin: 0;
	}

	.coursejournal-promo-banner__description {
		font-size: 0.9rem;
		margin: 0;
	}

	.coursejournal-promo-banner__actions {
		grid-column: 2;
		grid-row: 1 / span 2;
		justify-content: flex-end;
	}
}

@media (max-width: 640px) {
	.coursejournal-promo-banner {
		border-radius: 0;
		bottom: 0;
		box-shadow: 0 -12px 34px color-mix(in srgb, var(--coursejournal-ink-900) 18%, transparent);
		left: 0;
		padding: 20px 16px calc(22px + env(safe-area-inset-bottom));
		right: 0;
	}

	.coursejournal-promo-banner__close {
		font-size: 22px;
		height: 30px;
		right: 6px;
		top: 8px;
		width: 30px;
	}

	.coursejournal-promo-banner__content {
		display: block;
		padding-right: 12px;
	}

	.coursejournal-promo-banner__title {
		font-size: 1.55rem;
		line-height: 1.12;
		margin-bottom: 16px;
	}

	.coursejournal-promo-banner__description {
		display: none;
	}

	.coursejournal-promo-banner__actions {
		align-items: center;
		display: flex;
		flex-wrap: nowrap;
		gap: 7px;
		justify-content: flex-start;
	}

	.coursejournal-promo-banner__button {
		font-size: 0.86rem;
		min-height: 36px;
		padding: 7px 17px;
		white-space: nowrap;
	}

	.coursejournal-promo-banner__button--primary {
		min-width: 98px;
	}

	.coursejournal-promo-banner__button--secondary {
		min-width: 132px;
	}
}

/*
 * Keep the promotion in the article flow when any fixed treatment would
 * consume too much of an exceptionally short non-mobile viewport.
 */
@media (min-width: 641px) {
	.coursejournal-promo-banner.is-inline {
		border-radius: 8px;
		box-shadow: 0 12px 32px color-mix(in srgb, var(--coursejournal-ink-900) 14%, transparent);
		left: auto;
		margin: clamp(28px, 4vw, 48px) 0;
		max-width: none;
		padding: 22px;
		position: relative;
		right: auto;
		top: auto;
		transform: none;
		width: 100%;
		z-index: 1;
	}

	.coursejournal-promo-banner.is-inline .coursejournal-promo-banner__content {
		align-items: center;
		display: grid;
		gap: 10px 24px;
		grid-template-columns: minmax(0, 1fr) auto;
		padding-right: 30px;
	}

	.coursejournal-promo-banner.is-inline .coursejournal-promo-banner__title {
		font-size: 1.35rem;
		margin: 0;
	}

	.coursejournal-promo-banner.is-inline .coursejournal-promo-banner__description {
		font-size: 0.9rem;
		margin: 0;
	}

	.coursejournal-promo-banner.is-inline .coursejournal-promo-banner__actions {
		grid-column: 2;
		grid-row: 1 / span 2;
		justify-content: flex-end;
	}
}

@media (min-width: 641px) and (max-width: 820px) {
	.coursejournal-promo-banner.is-inline .coursejournal-promo-banner__content {
		grid-template-columns: 1fr;
	}

	.coursejournal-promo-banner.is-inline .coursejournal-promo-banner__actions {
		grid-column: 1;
		grid-row: auto;
		justify-content: flex-start;
		margin-top: 4px;
	}
}

/*
 * Zapier-style collision fallback: when the reading column leaves no safe
 * side gutter, keep the promotion visible as a compact full-width bottom
 * panel. This is fixed, so it does not trigger a content reflow or CLS.
 */
@media (min-width: 641px) {
	.coursejournal-promo-banner.is-bottom {
		bottom: 0;
		border-radius: 0;
		box-shadow: 0 -12px 34px color-mix(in srgb, var(--coursejournal-ink-900) 18%, transparent);
		left: 0;
		max-height: calc(100vh - 24px);
		max-width: none;
		overflow-y: auto;
		overscroll-behavior: contain;
		padding: 20px clamp(22px, 4vw, 56px) calc(20px + env(safe-area-inset-bottom));
		right: 0;
		top: auto;
		transform: none;
		width: auto;
	}

	.coursejournal-promo-banner.is-bottom .coursejournal-promo-banner__content {
		align-items: center;
		display: grid;
		gap: 10px 28px;
		grid-template-columns: minmax(0, 1fr) auto;
		margin: 0 auto;
		max-width: 1180px;
		padding-right: 32px;
	}

	.coursejournal-promo-banner.is-bottom .coursejournal-promo-banner__title {
		font-size: 1.4rem;
		margin: 0;
	}

	.coursejournal-promo-banner.is-bottom .coursejournal-promo-banner__description {
		font-size: 0.9rem;
		margin: 0;
	}

	.coursejournal-promo-banner.is-bottom .coursejournal-promo-banner__actions {
		grid-column: 2;
		grid-row: 1 / span 2;
		justify-content: flex-end;
	}
}

@media (min-width: 641px) and (max-width: 820px) {
	.coursejournal-promo-banner.is-bottom .coursejournal-promo-banner__content {
		grid-template-columns: 1fr;
	}

	.coursejournal-promo-banner.is-bottom .coursejournal-promo-banner__actions {
		grid-column: 1;
		grid-row: auto;
		justify-content: flex-start;
		margin-top: 4px;
	}
}

@media (prefers-reduced-motion: reduce) {
	.coursejournal-promo-banner__button,
	.coursejournal-promo-banner__close {
		transition: none;
	}
}