/*
 * OrgTree blog.css
 * Blog index / archives / single posts + the Thought Leadership hub.
 * Enqueued on is_home / is_archive / is_search / single posts / the TL page.
 *
 * The card + single-article layout is ported from the TKC blog design and
 * rebranded to OrgTree tokens (ink ground + emerald accent, Prata headings,
 * Raleway body). No icon webfonts: every glyph is an inline SVG in the markup.
 */

/* ---- Shared hero header ------------------------------------------------ */
/* Thought Leadership hero: copy LEFT, Andy's photo RIGHT (side by side),
   vertically centred; stacks on narrow screens. */
.tl-hero__grid {
	display: grid;
	grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
	align-items: center;
	gap: clamp(var(--space-lg), 4vw, var(--space-2xl));
}

@media (max-width: 47.99rem) {
	.tl-hero__grid {
		grid-template-columns: 1fr;
		gap: var(--space-lg);
	}
}

.blog-hero__inner, .tl-hero__inner { max-width: 46rem; }
.blog-hero__eyebrow, .tl-hero__eyebrow {
	margin: 0 0 var(--space-sm); font-weight: 600; font-size: var(--text-xs);
	text-transform: uppercase; letter-spacing: 0.2em; color: var(--green);
}
.blog-hero__title, .tl-hero__title { color: var(--text-on-dark); margin: 0 0 var(--space-md); }
.blog-hero__lead, .tl-hero__lead { color: color-mix(in srgb, var(--text-on-dark) 82%, transparent); font-size: var(--text-lg); line-height: 1.6; margin: 0; }
.tl-hero__actions { display: flex; flex-wrap: wrap; gap: var(--space-sm); margin-top: var(--space-lg); }

.tl-hero__figure {
	/* Right column of the split hero: fills its track, sitting beside the copy. */
	max-width: none;
	margin: 0;
}
.tl-hero__image {
	display: block;
	width: 100%;
	height: auto;
	aspect-ratio: 1600 / 900;
	object-fit: cover;
	border-radius: calc(var(--radius) * 2);
	box-shadow: 0 20px 48px -20px rgba(0, 0, 0, 0.55);
}
.tl-hero__caption {
	margin-top: var(--space-sm);
	font-family: var(--font-accent);
	font-style: italic;
	font-size: var(--text-sm);
	color: color-mix(in srgb, var(--text-on-dark) 72%, transparent);
	text-align: left;
}

/* ---- Blog index: section headings ------------------------------------- */
.blog-list__heading { margin-bottom: var(--space-lg); }
.blog-list__heading h2 { font-size: var(--text-2xl); }

/* ---- Featured article card -------------------------------------------- */
.featured-section { padding-block: var(--space-xl) var(--space-lg); }
.featured-card {
	display: grid;
	grid-template-columns: 1fr 1fr;
	background: var(--white);
	border: 1px solid var(--grey-bg);
	border-radius: calc(var(--radius) * 2);
	overflow: hidden;
	text-decoration: none;
	color: inherit;
	transition: transform var(--transition-base) ease, box-shadow var(--transition-base) ease, border-color var(--transition-base) ease;
}
.featured-card:hover {
	transform: translateY(-4px);
	box-shadow: 0 24px 50px -24px rgba(0, 0, 0, 0.4);
	border-color: color-mix(in srgb, var(--green) 40%, transparent);
}
.featured-img {
	position: relative;
	min-height: 24rem;
	display: flex;
	align-items: center;
	justify-content: center;
	overflow: hidden;
}
.featured-img__photo { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; }
.featured-tag {
	position: absolute; top: var(--space-md); left: var(--space-md); z-index: 1;
	background: var(--green-vibrant); color: var(--ink-900);
	font-family: var(--font-body); font-size: var(--text-xs); font-weight: 700;
	text-transform: uppercase; letter-spacing: 0.12em;
	padding: 0.35rem 0.85rem; border-radius: 999px;
}
.featured-body {
	padding: clamp(var(--space-lg), 4vw, var(--space-2xl));
	display: flex; flex-direction: column; justify-content: center;
}
.featured-eyebrow {
	display: inline-flex; align-items: center; gap: 0.55rem;
	font-size: var(--text-xs); font-weight: 600; text-transform: uppercase;
	letter-spacing: 0.12em; color: var(--green-deep); margin-bottom: var(--space-sm);
}
.featured-title {
	font-family: var(--font-heading); font-size: var(--text-2xl); line-height: 1.2;
	color: var(--ink-900); margin-bottom: var(--space-sm);
}
.featured-excerpt { color: var(--grey-text); font-size: var(--text-base); line-height: 1.7; margin-bottom: var(--space-sm); }
.featured-meta { font-size: var(--text-xs); color: var(--grey-text); margin-bottom: var(--space-md); }

/* ---- Post grid + cards ------------------------------------------------- */
.post-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: clamp(var(--space-md), 3vw, var(--space-xl)); }

.blog-card { display: flex; }
.blog-card__link {
	display: flex; flex-direction: column; width: 100%;
	background: var(--white); border: 1px solid var(--grey-bg);
	border-radius: calc(var(--radius) * 2); overflow: hidden; text-decoration: none; color: inherit;
	transition: transform var(--transition-fast) ease, box-shadow var(--transition-fast) ease, border-color var(--transition-fast) ease;
}
.blog-card__link:hover {
	transform: translateY(-5px);
	box-shadow: 0 18px 40px -24px rgba(0, 0, 0, 0.4);
	border-color: color-mix(in srgb, var(--green) 40%, transparent);
}
.blog-card-img {
	position: relative; display: flex; align-items: center; justify-content: center;
	aspect-ratio: 16 / 10; overflow: hidden;
}
.blog-card-img__photo { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; }
.blog-card-img__mark { width: 3.25rem; height: 3.25rem; color: rgba(87, 224, 164, 0.28); }
.card-tag {
	position: absolute; top: var(--space-sm); left: var(--space-sm); z-index: 1;
	background: rgba(255, 255, 255, 0.14); backdrop-filter: blur(8px);
	color: var(--white); font-size: var(--text-xs); font-weight: 700;
	text-transform: uppercase; letter-spacing: 0.1em;
	padding: 0.3rem 0.7rem; border-radius: 999px;
}

/* Ink-to-emerald gradient fallbacks (cycled per card, see
   orgtree_blog_gradient_class()). */
.blog-img-1 { background: linear-gradient(135deg, #0E0F10 0%, #141516 50%, #0B7A47 100%); }
.blog-img-2 { background: linear-gradient(135deg, #141516 0%, #0E0F10 40%, #14AE6B 100%); }
.blog-img-3 { background: linear-gradient(135deg, #0B7A47 0%, #0E0F10 60%, #141516 100%); }
.blog-img-4 { background: linear-gradient(135deg, #0E0F10 0%, #0B7A47 55%, #57E0A4 100%); }
.blog-img-5 { background: linear-gradient(135deg, #141516 0%, #14AE6B 45%, #0E0F10 100%); }
.blog-img-6 { background: linear-gradient(135deg, #1C1E20 0%, #0E0F10 50%, #0B7A47 100%); }

.blog-card-body { display: flex; flex-direction: column; gap: var(--space-2xs); padding: var(--space-lg); flex-grow: 1; }
.blog-card-meta {
	display: flex; align-items: center; gap: 0.6rem;
	font-size: var(--text-xs); color: var(--grey-text); margin-bottom: var(--space-3xs);
}
.blog-card-meta .dot, .featured-eyebrow .dot { width: 3px; height: 3px; border-radius: 50%; background: currentColor; opacity: 0.7; flex-shrink: 0; }
.blog-card-title { font-family: var(--font-heading); font-size: var(--text-xl); line-height: 1.25; color: var(--ink-900); }
.card-excerpt {
	color: var(--grey-text); font-size: var(--text-sm); line-height: 1.6; flex-grow: 1;
	display: -webkit-box; -webkit-line-clamp: 3; -webkit-box-orient: vertical; overflow: hidden;
}

/* ---- "Read More" text link -------------------------------------------- */
.btn-text {
	display: inline-flex; align-items: center; gap: var(--space-3xs);
	margin-top: var(--space-2xs);
	font-family: var(--font-body); font-weight: 700; font-size: var(--text-xs);
	text-transform: uppercase; letter-spacing: 0.12em; color: var(--green-deep);
	background: none; border: 0; padding: 0; cursor: pointer; text-decoration: none;
	transition: gap var(--transition-fast) ease, color var(--transition-fast) ease;
}
.btn-text:hover { gap: var(--space-2xs); color: var(--green); }

.blog-list__empty { text-align: center; color: var(--grey-text); }

/* Pagination */
.pagination { margin-top: var(--space-2xl); display: flex; justify-content: center; }
.pagination .nav-links { display: inline-flex; gap: var(--space-2xs); flex-wrap: wrap; align-items: center; }
.pagination .page-numbers {
	display: inline-flex; align-items: center; justify-content: center; min-width: 2.5rem; height: 2.5rem;
	padding: 0 var(--space-sm); border: 1px solid var(--grey-bg); border-radius: var(--radius);
	color: var(--ink-900); text-decoration: none; font-size: var(--text-sm);
	transition: background-color var(--transition-fast), color var(--transition-fast), border-color var(--transition-fast);
}
.pagination .page-numbers:hover { border-color: var(--green); color: var(--green-deep); }
.pagination .page-numbers.current { background: var(--green-deep); color: var(--white); border-color: var(--green-deep); }
.pagination .page-numbers.dots { border: 0; }

/* ---- Reading progress bar (single) ------------------------------------ */
.reading-progress {
	position: fixed; top: 0; left: 0; width: 0; height: 3px; z-index: 200;
	background: linear-gradient(90deg, var(--green-deep), var(--green-glow));
	transition: width 0.1s linear;
}

/* ---- Article hero (single) -------------------------------------------- */
.article-hero { padding-block: clamp(var(--space-xl), 4rem + 4vh, var(--space-2xl)) var(--space-lg); }
.article-breadcrumb {
	display: flex; align-items: center; flex-wrap: wrap; gap: 0.5rem;
	font-size: var(--text-sm); color: color-mix(in srgb, var(--text-on-dark) 55%, transparent);
	margin-bottom: var(--space-md);
}
.article-breadcrumb a { color: color-mix(in srgb, var(--text-on-dark) 70%, transparent); text-decoration: none; }
.article-breadcrumb a:hover { color: var(--text-on-dark); }
.article-breadcrumb .sep { color: color-mix(in srgb, var(--text-on-dark) 35%, transparent); }
.article-category {
	display: block; font-size: var(--text-xs); font-weight: 700;
	text-transform: uppercase; letter-spacing: 0.2em; color: var(--green);
	margin-bottom: var(--space-sm);
}
.article-hero__title { color: var(--text-on-dark); font-size: clamp(1.9rem, 1.4rem + 2.4vw, 3rem); line-height: 1.14; max-width: 24ch; margin: 0 0 var(--space-md); }
.article-meta {
	display: flex; align-items: center; flex-wrap: wrap; gap: 0.85rem;
	font-size: var(--text-sm); color: color-mix(in srgb, var(--text-on-dark) 60%, transparent);
	margin-bottom: var(--space-md);
}
.article-meta .dot { width: 4px; height: 4px; border-radius: 50%; background: color-mix(in srgb, var(--text-on-dark) 40%, transparent); }

/* ---- Share buttons ---------------------------------------------------- */
.share-row { display: flex; align-items: center; gap: 0.6rem; }
.share-btn {
	position: relative; display: inline-flex; align-items: center; justify-content: center;
	width: 2.5rem; height: 2.5rem; border-radius: 50%;
	border: 1px solid color-mix(in srgb, var(--text-on-dark) 22%, transparent);
	background: color-mix(in srgb, var(--text-on-dark) 6%, transparent);
	color: color-mix(in srgb, var(--text-on-dark) 68%, transparent);
	cursor: pointer; transition: color var(--transition-fast), background-color var(--transition-fast), border-color var(--transition-fast);
}
.share-btn:hover { border-color: var(--green); background: color-mix(in srgb, var(--green) 16%, transparent); color: var(--green-glow); }
.share-btn svg { width: 1rem; height: 1rem; fill: currentColor; }
.share-btn .tooltip {
	position: absolute; bottom: calc(100% + 8px); left: 50%; transform: translateX(-50%);
	background: var(--ink-900); color: var(--white); font-size: var(--text-xs); font-weight: 600;
	padding: 0.25rem 0.6rem; border-radius: var(--radius); white-space: nowrap;
	opacity: 0; pointer-events: none; transition: opacity var(--transition-fast);
}
.share-btn .tooltip.show { opacity: 1; }

/* Light-background share row (bottom of the article). */
.share-row--light .share-btn {
	border-color: var(--grey-bg); background: var(--white); color: var(--grey-text);
}
.share-row--light .share-btn:hover { border-color: var(--green); background: color-mix(in srgb, var(--green) 8%, transparent); color: var(--green-deep); }

/* ---- Article layout (2-col) ------------------------------------------- */
.article-layout { padding-block: var(--space-xl) var(--space-2xl); background: var(--cream); }
.article-grid {
	display: grid; grid-template-columns: 15rem 1fr; gap: clamp(var(--space-lg), 4vw, var(--space-2xl));
	width: 100%; max-width: var(--container-lg); margin-inline: auto; padding-inline: var(--space-md);
}
.article-grid--no-toc { grid-template-columns: 1fr; }
.article-grid--no-toc .article-content { max-width: 46rem; margin-inline: auto; }

/* TOC sidebar */
.toc-wrap { position: sticky; top: 6rem; }
.toc-heading {
	font-family: var(--font-body); font-size: var(--text-xs); font-weight: 700;
	text-transform: uppercase; letter-spacing: 0.16em; color: var(--grey-text); margin-bottom: var(--space-md);
}
.toc-list { list-style: none; margin: 0; padding: 0; }
.toc-list li { margin-bottom: 2px; }
.toc-list a {
	display: block; padding: 0.5rem 0.9rem; font-size: var(--text-sm); line-height: 1.45;
	color: var(--grey-text); text-decoration: none; border-left: 2px solid transparent;
	transition: color var(--transition-fast), border-color var(--transition-fast);
}
.toc-list a:hover { color: var(--ink-900); }
.toc-list a.active { color: var(--green-deep); font-weight: 600; border-left-color: var(--green); }

/* Mobile TOC accordion */
.toc-mobile { display: none; margin-bottom: var(--space-lg); border: 1px solid var(--grey-bg); border-radius: calc(var(--radius) * 2); overflow: hidden; }
.toc-mobile-toggle {
	width: 100%; display: flex; align-items: center; justify-content: space-between;
	padding: 0.85rem 1.1rem; background: var(--grey-bg); border: 0; cursor: pointer;
	font-family: var(--font-body); font-size: var(--text-sm); font-weight: 700;
	text-transform: uppercase; letter-spacing: 0.1em; color: var(--ink-900);
}
.toc-chevron { width: 1.15rem; height: 1.15rem; transition: transform var(--transition-fast); }
.toc-mobile.open .toc-chevron { transform: rotate(180deg); }
.toc-mobile-list { display: none; list-style: none; margin: 0; padding: 0.5rem 1.1rem 1rem; }
.toc-mobile.open .toc-mobile-list { display: block; }
.toc-mobile-list a { display: block; padding: 0.5rem 0; font-size: var(--text-sm); color: var(--grey-text); text-decoration: none; border-bottom: 1px solid var(--grey-bg); }
.toc-mobile-list li:last-child a { border-bottom: 0; }
.toc-mobile-list a:hover { color: var(--green-deep); }

/* Article prose (headings get scroll-margin so anchored jumps clear the header). */
.article-content { max-width: 46rem; }
.article-content h2, .article-content h3 { scroll-margin-top: 6rem; }

/* ---- Author card ------------------------------------------------------ */
.author-card {
	display: flex; align-items: flex-start; gap: var(--space-md);
	padding: var(--space-lg); margin-top: var(--space-2xl);
	background: var(--white); border: 1px solid var(--grey-bg); border-radius: calc(var(--radius) * 2);
}
.author-card__badge {
	flex-shrink: 0; width: 3.25rem; height: 3.25rem; border-radius: 50%;
	display: inline-flex; align-items: center; justify-content: center;
	background: var(--grad-ink); color: var(--green-glow);
	font-family: var(--font-heading); font-size: var(--text-base); letter-spacing: 0.05em;
}
.author-card__name { font-family: var(--font-heading); font-size: var(--text-xl); color: var(--ink-900); margin: 0 0 var(--space-2xs); }
.author-card__text p { font-size: var(--text-sm); color: var(--grey-text); line-height: 1.7; margin: 0 0 var(--space-sm); max-width: none; }

/* ---- Bottom share row ------------------------------------------------- */
.article-share-bottom { margin-top: var(--space-xl); padding-top: var(--space-lg); border-top: 1px solid var(--grey-bg); }
.article-share-bottom__label {
	font-size: var(--text-xs); font-weight: 700; text-transform: uppercase; letter-spacing: 0.16em;
	color: var(--grey-text); margin-bottom: var(--space-sm);
}

/* ---- Related posts ---------------------------------------------------- */
.related-section { background: var(--paper); }
.related-section .section-heading { margin-bottom: var(--space-lg); }
.related-section .section-heading h2 { font-size: var(--text-2xl); }

/* ---- Single post: paged nav (wp_link_pages) --------------------------- */
.single-post__pages { margin-top: var(--space-lg); font-size: var(--text-sm); }
.single-post__pages a { color: var(--green-deep); }

/* ---- Article body typography (shared with search/index .entry-content) - */
.entry-content { color: var(--ink-800); font-size: var(--text-lg); line-height: 1.75; }
.entry-content > * + * { margin-top: var(--space-md); }
.entry-content p { margin: 0 0 var(--space-md); max-width: none; }
.entry-content h2 { font-family: var(--font-heading); font-size: var(--text-2xl); line-height: 1.2; color: var(--green-deep); margin: var(--space-xl) 0 var(--space-sm); }
.entry-content h3 { font-family: var(--font-heading); font-size: var(--text-xl); color: var(--ink-900); margin: var(--space-lg) 0 var(--space-xs); }
.entry-content a { color: var(--green-deep); text-decoration: underline; text-underline-offset: 0.15em; }
.entry-content strong { color: var(--ink-900); }
.entry-content ul, .entry-content ol { margin: 0 0 var(--space-md); padding-left: 1.4rem; }
.entry-content li { margin-bottom: var(--space-2xs); }
.entry-content blockquote {
	margin: var(--space-lg) 0; padding: var(--space-md) var(--space-lg);
	border-left: 3px solid var(--green); background: var(--paper);
	font-family: var(--font-accent); font-size: var(--text-xl); line-height: 1.4; color: var(--green-deep); font-style: italic;
}
.entry-content blockquote p { margin: 0; max-width: none; }
.entry-content img { max-width: 100%; height: auto; border-radius: var(--radius); }
.entry-content hr { border: 0; height: 1px; background: var(--grey-bg); margin: var(--space-xl) 0; }

/* ---- Thought Leadership hub ------------------------------------------- */
.tl-themes__grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: var(--space-lg); }
.tl-theme { padding: var(--space-lg); border: 1px solid var(--grey-bg); border-radius: calc(var(--radius) * 2); background: var(--white); }
.tl-theme__title { font-family: var(--font-heading); font-size: var(--text-xl); color: var(--green-deep); margin: 0 0 var(--space-2xs); }
.tl-theme__body { color: var(--grey-text); font-size: var(--text-sm); line-height: 1.6; margin: 0; }

.tl-latest__head { display: flex; align-items: baseline; justify-content: space-between; gap: var(--space-md); margin-bottom: var(--space-lg); flex-wrap: wrap; }
.tl-latest__head .section-heading { margin: 0; }
.tl-latest__all { color: var(--green-deep); font-weight: 600; text-decoration: none; white-space: nowrap; }
.tl-latest__all:hover { text-decoration: underline; }

.tl-book__inner { max-width: 42rem; }
.tl-book__eyebrow { margin: 0 0 var(--space-sm); font-weight: 600; font-size: var(--text-xs); text-transform: uppercase; letter-spacing: 0.2em; color: var(--green); }
.tl-book__title { color: var(--text-on-dark); margin: 0 0 var(--space-sm); }
.tl-book__lead { color: color-mix(in srgb, var(--text-on-dark) 80%, transparent); font-size: var(--text-lg); line-height: 1.6; margin: 0 0 var(--space-lg); }

/* ---- Responsive -------------------------------------------------------- */
@media (max-width: 61.99rem) {
	.post-grid { grid-template-columns: repeat(2, 1fr); }
	.featured-card { grid-template-columns: 1fr; }
	.featured-img { min-height: 16rem; }
	.article-grid { grid-template-columns: 1fr; }
	.toc-sidebar { display: none; }
	.toc-mobile { display: block; }
	.article-content { max-width: 46rem; margin-inline: auto; }
}
@media (max-width: 40rem) {
	.post-grid { grid-template-columns: 1fr; }
	.tl-themes__grid { grid-template-columns: 1fr; }
}

/* ---- Reduced motion: no scroll/hover motion, final state shown. ------- */
@media (prefers-reduced-motion: reduce) {
	.reading-progress { display: none; }
	.blog-card__link:hover, .featured-card:hover { transform: none; }
	.btn-text:hover { gap: var(--space-3xs); }
	.toc-chevron { transition: none; }
}