/*
 * newsletter.css
 * Newsletter opt-in form, Table of Contents, Related Posts, Social Share
 */

/* ==========================================================================
   Newsletter CTA — After Post
   ========================================================================== */
.newsletter-cta--after-post {
	margin-top: var(--space-10);
	border-radius: var(--radius-lg);
	overflow: hidden;
}

.newsletter-cta__inner {
	background: linear-gradient(135deg, var(--colour-navy) 0%, #243b5e 100%);
	padding: var(--space-8) var(--space-8);
	border-radius: var(--radius-lg);
	color: var(--colour-white);
}

.newsletter-cta__icon {
	font-size: 2rem;
	display: block;
	margin-bottom: var(--space-3);
}

.newsletter-cta__headline {
	font-size: var(--font-size-xl);
	font-weight: var(--font-weight-bold);
	color: var(--colour-white);
	margin: 0 0 var(--space-3);
	line-height: var(--line-height-tight);
}

.newsletter-cta__subtext {
	font-size: var(--font-size-sm);
	color: rgba(255, 255, 255, 0.75);
	line-height: var(--line-height-base);
	margin: 0 0 var(--space-6);
	max-width: 520px;
}

.newsletter-cta__form {
	max-width: 480px;
}

.newsletter-cta__fields {
	display: flex;
	gap: var(--space-2);
}

.newsletter-cta__input {
	flex: 1;
	padding: 0.75rem 1rem;
	border: 2px solid rgba(255, 255, 255, 0.2);
	border-radius: var(--radius-md);
	background-color: rgba(255, 255, 255, 0.1);
	color: var(--colour-white);
	font-size: var(--font-size-sm);
	outline: none;
	transition: border-color var(--transition-fast);
}

.newsletter-cta__input::placeholder {
	color: rgba(255, 255, 255, 0.5);
}

.newsletter-cta__input:focus {
	border-color: var(--colour-green);
	background-color: rgba(255, 255, 255, 0.15);
}

.newsletter-cta__btn {
	padding: 0.75rem 1.5rem;
	background-color: var(--colour-green);
	color: var(--colour-navy);
	border: none;
	border-radius: var(--radius-md);
	font-size: var(--font-size-sm);
	font-weight: var(--font-weight-bold);
	cursor: pointer;
	white-space: nowrap;
	transition: background-color var(--transition-fast), transform var(--transition-fast);
}

.newsletter-cta__btn:hover {
	background-color: #27ae60;
	transform: translateY(-1px);
}

.newsletter-cta__privacy {
	margin: var(--space-3) 0 0;
	font-size: var(--font-size-xs);
	color: rgba(255, 255, 255, 0.45);
}

/* ==========================================================================
   Newsletter CTA — Homepage
   ========================================================================== */
.newsletter-cta--homepage {
	margin: 0;
}

.newsletter-cta--homepage .newsletter-cta__inner {
	display: flex;
	align-items: center;
	justify-content: space-between;
	gap: var(--space-8);
}

.newsletter-cta--homepage .newsletter-cta__text {
	flex: 1;
}

.newsletter-cta--homepage .newsletter-cta__form {
	flex: 0 0 auto;
	max-width: 380px;
	width: 100%;
}

/* ==========================================================================
   Table of Contents
   ========================================================================== */
.toc {
	background-color: var(--colour-grey-100);
	border: 1px solid var(--colour-border);
	border-left: 4px solid var(--colour-navy);
	border-radius: var(--radius-md);
	padding: var(--space-5) var(--space-6);
	margin-bottom: var(--space-8);
}

.toc__header {
	display: flex;
	align-items: center;
	justify-content: space-between;
	margin-bottom: var(--space-4);
}

.toc__title {
	font-size: var(--font-size-base);
	font-weight: var(--font-weight-bold);
	color: var(--colour-navy);
	margin: 0;
}

.toc__toggle {
	background: none;
	border: 1px solid var(--colour-grey-400);
	border-radius: var(--radius-sm);
	padding: 0.2em 0.7em;
	font-size: var(--font-size-xs);
	color: var(--colour-text-muted);
	cursor: pointer;
	transition: all var(--transition-fast);
}

.toc__toggle:hover {
	border-color: var(--colour-navy);
	color: var(--colour-navy);
}

.toc__list {
	list-style: none;
	margin: 0;
	padding: 0;
	counter-reset: toc-counter;
}

.toc__item {
	counter-increment: toc-counter;
	margin-bottom: var(--space-1);
}

.toc__item a {
	display: block;
	padding: var(--space-1) var(--space-2);
	color: var(--colour-navy);
	text-decoration: none;
	font-size: var(--font-size-sm);
	font-weight: var(--font-weight-medium);
	border-radius: var(--radius-sm);
	transition: background-color var(--transition-fast), color var(--transition-fast);
}

.toc__item a::before {
	content: counter(toc-counter) ". ";
	color: var(--colour-green-dark);
	font-weight: var(--font-weight-bold);
}

.toc__item a:hover {
	background-color: var(--colour-white);
	color: var(--colour-green-dark);
}

.toc__item--sub {
	padding-left: var(--space-5);
}

.toc__item--sub a {
	font-size: var(--font-size-xs);
	color: var(--colour-text-muted);
	font-weight: var(--font-weight-normal);
}

.toc__item--sub a::before {
	content: "- ";
	color: var(--colour-grey-400);
}

/* ==========================================================================
   Related Posts
   ========================================================================== */
.related-posts {
	margin-top: var(--space-10);
	padding-top: var(--space-8);
	border-top: 1px solid var(--colour-border);
}

.related-posts__title {
	font-size: var(--font-size-xl);
	font-weight: var(--font-weight-bold);
	color: var(--colour-navy);
	margin-bottom: var(--space-6);
}

.related-posts__grid {
	display: grid;
	grid-template-columns: repeat(3, 1fr);
	gap: var(--space-5);
}

.related-posts__card {
	display: flex;
	flex-direction: column;
	text-decoration: none;
	border: 1px solid var(--colour-border);
	border-radius: var(--radius-md);
	overflow: hidden;
	transition: border-color var(--transition-fast), box-shadow var(--transition-fast), transform var(--transition-fast);
}

.related-posts__card:hover {
	border-color: var(--colour-navy);
	box-shadow: var(--shadow-md);
	transform: translateY(-2px);
}

.related-posts__thumb {
	aspect-ratio: 16 / 10;
	overflow: hidden;
	background-color: var(--colour-grey-100);
}

.related-posts__thumb img {
	width: 100%;
	height: 100%;
	object-fit: cover;
	transition: transform var(--transition-fast);
}

.related-posts__card:hover .related-posts__thumb img {
	transform: scale(1.05);
}

.related-posts__thumb--empty {
	display: flex;
	align-items: center;
	justify-content: center;
	font-size: 2rem;
}

.related-posts__info {
	padding: var(--space-4);
}

.related-posts__card-title {
	font-size: var(--font-size-sm);
	font-weight: var(--font-weight-semibold);
	color: var(--colour-navy);
	margin: 0 0 var(--space-2);
	line-height: var(--line-height-snug);
}

.related-posts__date {
	font-size: var(--font-size-xs);
	color: var(--colour-text-muted);
}

/* ==========================================================================
   Social Share Buttons
   ========================================================================== */
.social-share {
	display: flex;
	align-items: center;
	gap: var(--space-3);
	margin-top: var(--space-6);
	padding-top: var(--space-4);
}

.social-share__label {
	font-size: var(--font-size-sm);
	font-weight: var(--font-weight-semibold);
	color: var(--colour-text-muted);
}

.social-share__buttons {
	display: flex;
	gap: var(--space-2);
}

.social-share__btn {
	display: flex;
	align-items: center;
	justify-content: center;
	width: 38px;
	height: 38px;
	border-radius: var(--radius-full);
	color: var(--colour-white);
	text-decoration: none;
	transition: transform var(--transition-fast), opacity var(--transition-fast);
}

.social-share__btn:hover {
	transform: translateY(-2px);
	opacity: 0.85;
}

.social-share__btn--twitter {
	background-color: #000000;
}

.social-share__btn--facebook {
	background-color: #1877f2;
}

.social-share__btn--linkedin {
	background-color: #0a66c2;
}

.social-share__btn--pinterest {
	background-color: #e60023;
}

/* ==========================================================================
   Responsive
   ========================================================================== */
@media (max-width: 768px) {
	.newsletter-cta__fields {
		flex-direction: column;
	}

	.newsletter-cta__btn {
		width: 100%;
	}

	.newsletter-cta--homepage .newsletter-cta__inner {
		flex-direction: column;
		text-align: center;
	}

	.newsletter-cta--homepage .newsletter-cta__subtext {
		max-width: 100%;
	}

	.related-posts__grid {
		grid-template-columns: 1fr;
		gap: var(--space-4);
	}

	.related-posts__card {
		flex-direction: row;
	}

	.related-posts__thumb {
		flex: 0 0 120px;
		aspect-ratio: auto;
		height: auto;
	}

	.social-share {
		flex-wrap: wrap;
	}
}