/* =============================================
   Single Resource — Article / White Paper / Video / News
   ============================================= */

.site-main--single-resource {
	padding-block: 0;
}

/* ---- Hero ---- */
.sres-hero {
	background: var(--z-color-bg-dark);
	color: var(--z-color-text-inverse);
	position: relative;
	overflow: hidden;
	padding-block: clamp(7rem, 14vw, 12rem) clamp(3rem, 6vw, 5rem);
}

.sres-hero::before {
	content: '';
	position: absolute;
	inset: 0;
	background: linear-gradient(to right, transparent, rgba(88, 132, 241, 0.2));
	z-index: 0;
	pointer-events: none;
}

.sres-hero__body {
	position: relative;
	z-index: 2;
}

.sres-hero__content {
	display: flex;
	flex-direction: column;
	gap: 1.25rem;
}

.sres-hero .res-pill {
	align-self: flex-start;
}

.sres-hero .hero__title {
	margin-top: 0.25rem;
}

/* ---- Meta (author, date, reading time) ---- */
.sres-meta {
	display: flex;
	align-items: center;
	gap: 0.75rem;
	margin-top: 0.5rem;
}

.sres-meta__avatar {
	width: 2.5rem;
	height: 2.5rem;
	border-radius: 50%;
	object-fit: cover;
	border: 2px solid rgba(255, 255, 255, 0.2);
}

.sres-meta__info {
	display: flex;
	flex-direction: column;
	gap: 0.125rem;
}

.sres-meta__author {
	font-weight: 600;
	font-size: 0.9375rem;
}

.sres-meta__details {
	font-size: 0.8125rem;
	color: rgba(255, 255, 255, 0.6);
}

.sres-meta__sep {
	margin-inline: 0.375rem;
}

/* ---- Featured image ---- */
.sres-featured-img {
	margin-bottom: 2.5rem;
	border-radius: var(--z-radius);
	overflow: hidden;
}

.sres-featured-img img {
	width: 100%;
	height: auto;
	display: block;
}

/* ---- Video embed ---- */
.sres-video {
	margin-bottom: 2.5rem;
}

.sres-video__wrap {
	position: relative;
	padding-bottom: 56.25%;
	height: 0;
	border-radius: var(--z-radius);
	overflow: hidden;
	background: var(--z-color-bg-dark);
}

.sres-video__wrap iframe {
	position: absolute;
	top: 0;
	left: 0;
	width: 100%;
	height: 100%;
	border: none;
}

/* ---- Download button ---- */
.sres-download {
	margin-bottom: 2rem;
}

.sres-download .z-btn .material-symbols-outlined {
	font-size: 1.25rem;
}

/* ---- Layout (body + sidebar) ---- */
.sres-layout {
	display: grid;
	grid-template-columns: 1fr 20rem;
	gap: 3rem;
	align-items: start;
}

/* ---- Share ---- */
.sres-share {
	display: flex;
	align-items: center;
	gap: 0.75rem;
	padding-bottom: 1.5rem;
	margin-bottom: 2rem;
	border-bottom: 1px solid var(--z-color-border);
}

.sres-share__label {
	font-family: var(--z-font-heading);
	font-size: 0.875rem;
	font-weight: 700;
	text-transform: uppercase;
	letter-spacing: 0.05em;
	color: var(--z-color-text-light);
}

.sres-share__link {
	display: inline-flex;
	align-items: center;
	justify-content: center;
	width: 2.25rem;
	height: 2.25rem;
	border-radius: 50%;
	border: 1px solid var(--z-color-border);
	background: var(--z-color-bg-alt);
	color: var(--z-color-text);
	cursor: pointer;
	transition: border-color var(--z-transition), color var(--z-transition), background var(--z-transition);
	text-decoration: none;
}

.sres-share__link:hover {
	border-color: var(--z-color-secondary);
	color: var(--z-color-secondary);
	background: rgba(254, 155, 0, 0.05);
}

.sres-share__link .material-symbols-outlined {
	font-size: 1.125rem;
}

/* Copy button feedback */
#sres-copy-link .sres-share__icon-done {
	display: none;
}

#sres-copy-link.is-copied {
	border-color: #059669;
	color: #059669;
	background: rgba(5, 150, 105, 0.08);
}

#sres-copy-link.is-copied .sres-share__icon-default {
	display: none;
}

#sres-copy-link.is-copied .sres-share__icon-done {
	display: inline;
}

/* ---- Breadcrumbs ---- */
.sres-breadcrumbs {
	display: flex;
	align-items: center;
	flex-wrap: wrap;
	gap: 0.375rem;
	margin-bottom: 1rem;
	font-size: 0.8125rem;
	color: rgba(255, 255, 255, 0.5);
}

.sres-breadcrumbs a {
	color: rgba(255, 255, 255, 0.6);
	text-decoration: none;
	transition: color var(--z-transition);
}

.sres-breadcrumbs a:hover {
	color: var(--z-color-secondary);
}

.sres-breadcrumbs__sep {
	font-size: 0.625rem;
}

.sres-breadcrumbs__current {
	color: rgba(255, 255, 255, 0.8);
}

/* ---- Article prose (WP editor output) ---- */
.sres-prose {
	font-size: 1.0625rem;
	line-height: 1.75;
	color: var(--z-color-text);
}

.sres-prose h2 {
	font-size: 1.625rem;
	font-weight: 700;
	margin-top: 2.5rem;
	margin-bottom: 1rem;
	color: var(--z-color-primary);
}

.sres-prose h3 {
	font-size: 1.3125rem;
	font-weight: 600;
	margin-top: 2rem;
	margin-bottom: 0.75rem;
	color: var(--z-color-primary);
}

.sres-prose h4 {
	font-size: 1.125rem;
	font-weight: 600;
	margin-top: 1.5rem;
	margin-bottom: 0.5rem;
}

.sres-prose p {
	margin-bottom: 1.25rem;
}

.sres-prose a {
	color: var(--z-color-secondary);
	text-decoration: underline;
	text-underline-offset: 0.15em;
}

.sres-prose a:hover {
	color: var(--z-color-primary);
}

.sres-prose ul,
.sres-prose ol {
	padding-left: 1.5rem;
	margin-bottom: 1.25rem;
}

.sres-prose ul {
	list-style: disc;
}

.sres-prose ol {
	list-style: decimal;
}

.sres-prose li {
	margin-bottom: 0.5rem;
	padding-left: 0.25rem;
}

.sres-prose li::marker {
	color: var(--z-color-secondary);
}

.sres-prose blockquote {
	border-left: 3px solid var(--z-color-secondary);
	margin: 2rem 0;
	padding: 1rem 1.5rem;
	background: rgba(254, 155, 0, 0.04);
	border-radius: 0 var(--z-radius-sm) var(--z-radius-sm) 0;
	font-style: italic;
	color: var(--z-color-text);
}

.sres-prose blockquote p:last-child {
	margin-bottom: 0;
}

.sres-prose img {
	border-radius: var(--z-radius-sm);
	margin-block: 1.5rem;
}

.sres-prose figure {
	margin-block: 2rem;
}

.sres-prose figcaption {
	font-size: 0.8125rem;
	color: var(--z-color-text-light);
	text-align: center;
	margin-top: 0.5rem;
}

.sres-prose hr {
	border: none;
	border-top: 1px solid var(--z-color-border);
	margin-block: 2.5rem;
}

.sres-prose table {
	width: 100%;
	border-collapse: collapse;
	margin-block: 1.5rem;
	font-size: 0.9375rem;
}

.sres-prose th,
.sres-prose td {
	padding: 0.75rem 1rem;
	border: 1px solid var(--z-color-border);
	text-align: left;
}

.sres-prose th {
	background: var(--z-color-bg);
	font-weight: 600;
	color: var(--z-color-primary);
}

/* ---- Sidebar ---- */
.sres-sidebar {
	position: sticky;
	top: 7rem;
	display: flex;
	flex-direction: column;
	gap: 1.25rem;
}

/* ---- Table of Contents ---- */
.sres-toc {
	background: var(--z-color-bg);
	border: 1px solid var(--z-color-border);
	border-radius: var(--z-radius);
	padding: 1.5rem;
}

.sres-toc__title {
	display: flex;
	align-items: center;
	gap: 0.5rem;
	font-family: var(--z-font-heading);
	font-size: 1.125rem;
	font-weight: 700;
	color: var(--z-color-primary);
	margin-bottom: 1rem;
	padding-bottom: 0.75rem;
	border-bottom: 1px solid var(--z-color-border);
}

.sres-toc__title .material-symbols-outlined {
	font-size: 1.25rem;
	color: var(--z-color-secondary);
}

.sres-toc__list {
	list-style: none;
	padding: 0;
	display: flex;
	flex-direction: column;
	gap: 0;
	max-height: min(50vh, 22rem);
	overflow-y: auto;
	overscroll-behavior: contain;
	scrollbar-width: thin;
	scrollbar-color: rgba(var(--z-color-primary-rgb), 0.2) transparent;
}

.sres-toc__list li {
	border-left: 2px solid var(--z-color-border);
	transition: border-color var(--z-transition);
}

.sres-toc__list li.is-active {
	border-left-color: var(--z-color-secondary);
}

.sres-toc__list a {
	display: block;
	padding: 0.5rem 0.875rem;
	font-size: 0.8125rem;
	line-height: 1.4;
	color: var(--z-color-text-light);
	text-decoration: none;
	transition: color var(--z-transition), background var(--z-transition);
}

.sres-toc__list a:hover,
.sres-toc__list li.is-active a {
	color: var(--z-color-secondary);
	background: rgba(254, 155, 0, 0.04);
}

.sres-toc__list .sres-toc__h3 {
	padding-left: 1.5rem;
	font-size: 0.75rem;
}

/* ---- Key Takeaways ---- */
.sres-takeaways {
	background: var(--z-color-bg);
	border: 1px solid var(--z-color-border);
	border-radius: var(--z-radius);
	padding: 1.5rem;
}

.sres-takeaways__title {
	display: flex;
	align-items: center;
	gap: 0.5rem;
	font-family: var(--z-font-heading);
	font-size: 1.125rem;
	font-weight: 700;
	color: var(--z-color-primary);
	margin-bottom: 1rem;
	padding-bottom: 0.75rem;
	border-bottom: 1px solid var(--z-color-border);
}

.sres-takeaways__title .material-symbols-outlined {
	font-size: 1.25rem;
	color: var(--z-color-secondary);
}

.sres-takeaways__list {
	list-style: none;
	padding: 0;
	display: flex;
	flex-direction: column;
	gap: 0.75rem;
}

.sres-takeaways__list li {
	position: relative;
	padding-left: 1.25rem;
	font-size: 0.875rem;
	line-height: 1.5;
	color: var(--z-color-text);
}

.sres-takeaways__list li::before {
	content: '';
	position: absolute;
	left: 0;
	top: 0.5rem;
	width: 6px;
	height: 6px;
	border-radius: 50%;
	background: var(--z-color-secondary);
}

/* ---- Related section (reuses res-grid/res-card from resources.css) ---- */
.sres-related {
	background: var(--z-color-bg);
}

/* ---- Responsive 1024px ---- */
@media (max-width: 1024px) {
	.sres-layout {
		grid-template-columns: 1fr 18rem;
		gap: 2rem;
	}

	.sres-related .res-grid {
		grid-template-columns: repeat(2, 1fr);
	}
}

/* ---- Responsive 768px ---- */
@media (max-width: 768px) {
	.sres-hero {
		padding-block: clamp(6rem, 12vw, 10rem) clamp(2rem, 4vw, 3rem);
	}

	.sres-layout {
		grid-template-columns: 1fr;
	}

	.sres-sidebar {
		position: static;
		order: -1;
	}

	.sres-toc {
		display: none;
	}

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

	.sres-prose {
		font-size: 1rem;
	}

	.sres-related .res-grid {
		grid-template-columns: 1fr;
	}
}