/**
 * Single post / page supplemental styles.
 * Loaded only on singular templates to avoid unnecessary payload.
 *
 * @package Puente
 */

/* =========================================================
   LAYOUT — 2 columnas con sidebar sticky
   ========================================================= */
.single-post-article {
	padding-block: var(--space-3xl);
}

.single-post-layout {
	display: grid;
	grid-template-columns: minmax(0, 1fr) 300px;
	gap: clamp(28px, 4vw, 56px);
	align-items: start;
	max-width: 1080px;
	margin-inline: auto;
}

.single-post-main {
	min-width: 0;
}

.single-post-sidebar {
	position: sticky;
	top: calc(var(--header-h) + var(--space-md));
	display: flex;
	flex-direction: column;
	gap: var(--space-lg);
	max-height: calc(100vh - var(--header-h) - var(--space-lg));
	overflow-y: auto;
	padding-right: 4px;
	scrollbar-gutter: stable;
}

.single-post-sidebar::-webkit-scrollbar { width: 6px; }
.single-post-sidebar::-webkit-scrollbar-thumb { background: var(--divider); border-radius: 3px; }

@media (max-width: 960px) {
	.single-post-layout {
		grid-template-columns: 1fr;
	}
	.single-post-sidebar {
		position: static;
		max-height: none;
		overflow: visible;
	}
}

/* =========================================================
   TIPOGRAFÍA DE LECTURA — agradable, jerárquica, line-length cómoda
   ========================================================= */
.single-post-main .article-body {
	font-size: 1.0625rem;       /* ~17px */
	line-height: 1.78;
	color: var(--text-primary);
	max-width: 70ch;
	margin-inline: 0;
}
.single-post-main .article-body > * + * { margin-top: var(--space-lg); }
.single-post-main .article-body p {
	margin: 0;
	letter-spacing: .005em;
}
.single-post-main .article-body h2,
.single-post-main .article-body h3,
.single-post-main .article-body h4 {
	color: var(--text-primary);
	letter-spacing: -.015em;
	scroll-margin-top: calc(var(--header-h) + 16px);
}
.single-post-main .article-body h2 {
	font-size: clamp(1.5rem, 2.6vw, 1.875rem);
	margin-top: var(--space-3xl);
	margin-bottom: var(--space-md);
	font-weight: 800;
	line-height: 1.2;
	padding-bottom: var(--space-sm);
	border-bottom: 1px solid var(--divider);
}
.single-post-main .article-body h3 {
	font-size: clamp(1.25rem, 2vw, 1.5rem);
	margin-top: var(--space-2xl);
	margin-bottom: var(--space-sm);
	font-weight: 700;
	line-height: 1.25;
}
.single-post-main .article-body h4 {
	font-size: 1.125rem;
	margin-top: var(--space-xl);
	font-weight: 700;
}
.single-post-main .article-body img,
.single-post-main .article-body figure {
	border-radius: var(--radius-card);
	margin-block: var(--space-xl);
	max-width: 100%;
	height: auto;
}
.single-post-main .article-body ul,
.single-post-main .article-body ol {
	padding-left: 1.5rem;
}
.single-post-main .article-body li + li { margin-top: 0.4em; }

/* Drop-cap on the first paragraph of an article */
.single .article-body > p:first-of-type::first-letter {
	float: left;
	font-size: 3.5em;
	line-height: 0.8;
	font-weight: 800;
	color: var(--color-primary);
	margin-right: 0.08em;
	margin-top: 0.05em;
}

/* Table styles inside article body */
.article-body table {
	width: 100%;
	border-collapse: collapse;
	margin: var(--space-2xl) 0;
	font-size: var(--text-sm);
}

.article-body th,
.article-body td {
	padding: var(--space-sm) var(--space-md);
	border: 1px solid var(--color-border);
	text-align: left;
}

.article-body th {
	background: var(--color-surface);
	font-weight: 600;
}

.article-body tr:nth-child(even) td {
	background: rgba(248, 250, 252, 0.5);
}

/* Inline code */
.article-body code {
	background: rgba(79, 70, 229, 0.07);
	color: var(--color-primary-dark);
	padding: 2px 6px;
	border-radius: 4px;
	font-size: 0.88em;
}

/* Pull quote */
.article-body .wp-block-pullquote {
	border-top: 4px solid var(--color-primary);
	border-bottom: 4px solid var(--color-primary);
	padding: var(--space-xl) 0;
	margin: var(--space-3xl) 0;
	text-align: center;
}

.article-body .wp-block-pullquote p {
	font-size: var(--text-2xl);
	font-weight: 700;
	color: var(--color-heading);
	line-height: var(--leading-tight);
}

/* =========================================================
   SINGLE POST — MA-M17: trasladado desde style.css.
   Solo se usa en plantillas singulares (single.php), así que
   carga condicional con is_singular().
   ========================================================= */
.single-post-hero {
	background-color: var(--bg-card);
	padding-block: var(--space-4xl) var(--space-3xl);
	border-bottom: 1px solid var(--divider);
}

.post-byline {
	display: flex;
	flex-wrap: wrap;
	align-items: center;
	gap: var(--space-2xl);
	font-size: var(--text-sm);
	color: var(--text-secondary);
	margin-bottom: var(--space-2xl);
}

.article-body {
	font-size: var(--text-lg);
	line-height: var(--leading-relaxed);
	max-width: var(--max-w-content);
	margin-inline: auto;
}

.article-body h2 { font-size: var(--text-3xl); margin-top: var(--space-4xl); }
.article-body h3 { font-size: var(--text-2xl); margin-top: var(--space-3xl); }
.article-body h4 { margin-top: var(--space-2xl); }
.article-body a  { text-decoration: underline; text-underline-offset: 3px; }
.article-body blockquote {
	border-left: 3px solid var(--accent-blue);
	margin: var(--space-3xl) 0;
	padding: var(--space-2xl);
	background: var(--bg-card);
	border-radius: 0 var(--radius-button) var(--radius-button) 0;
	font-style: italic;
	color: var(--text-secondary);
}

.article-cta-box {
	background: var(--bg-card);
	border: 1px solid var(--accent-blue);
	border-radius: var(--radius-card);
	padding: var(--space-3xl);
	margin-block: var(--space-4xl);
	text-align: center;
}

.post-tags { margin-top: var(--space-3xl); display: flex; flex-wrap: wrap; gap: var(--space-sm); }
.post-tag {
	font-size: var(--text-xs);
	font-weight: 500;
	color: var(--text-secondary);
	background: var(--bg-pill);
	padding: 4px 10px;
	border-radius: var(--radius-pill);
	text-decoration: none;
}
.post-tag:hover { color: var(--accent-blue); }

/* =========================================================
   SIDEBAR — TOC, CTA "Empezar gratis" y SHARE
   ========================================================= */

/* — TOC autogenerado — */
.post-toc {
	background: var(--bg-card);
	border: 1px solid var(--divider);
	border-radius: var(--radius-card);
	padding: var(--space-md) var(--space-lg);
}
.post-toc__title {
	font-size: var(--text-xs);
	font-weight: 800;
	text-transform: uppercase;
	letter-spacing: .08em;
	color: var(--text-secondary);
	margin: 0 0 var(--space-sm);
	display: flex;
	align-items: center;
	gap: var(--space-xs);
}
.post-toc__title::before {
	content: "";
	width: 3px; height: 12px;
	background: var(--accent-blue);
	border-radius: 2px;
}
.post-toc__list,
.post-toc ol {
	list-style: none;
	padding: 0;
	margin: 0;
	font-size: var(--text-sm);
	line-height: 1.55;
	counter-reset: toc;
}
.post-toc__list li { margin: 0; padding: 0; }
.post-toc__list a {
	display: block;
	padding: 5px 0;
	color: var(--text-secondary);
	text-decoration: none;
	border-left: 2px solid transparent;
	padding-left: var(--space-sm);
	margin-left: -2px;
	transition: color var(--transition-fast), border-color var(--transition-fast);
}
.post-toc__list a:hover { color: var(--text-primary); }
.post-toc__list a.is-active {
	color: var(--accent-blue);
	border-left-color: var(--accent-blue);
	font-weight: 600;
}
/* Indentación por nivel — el JS marca data-level=2|3|4 */
.post-toc__list a[data-level="3"] { padding-left: var(--space-lg); font-size: .85em; }
.post-toc__list a[data-level="4"] { padding-left: calc(var(--space-lg) + var(--space-sm)); font-size: .82em; }

.post-toc__empty {
	color: var(--text-secondary);
	font-size: var(--text-xs);
	font-style: italic;
}

/* — CTA card "30 prompts gratis" — */
.post-cta-card {
	background: linear-gradient(155deg, color-mix(in srgb, var(--accent-blue) 10%, transparent), var(--bg-card));
	border: 1px solid color-mix(in srgb, var(--accent-blue) 25%, var(--divider));
	border-radius: var(--radius-card);
	padding: var(--space-lg);
	display: flex;
	flex-direction: column;
	gap: var(--space-xs);
	box-shadow: var(--shadow-card);
}
.post-cta-card__eyebrow {
	display: inline-flex;
	align-self: flex-start;
	align-items: center;
	font-size: 10px;
	font-weight: 800;
	letter-spacing: .08em;
	text-transform: uppercase;
	color: var(--accent-blue);
	background: color-mix(in srgb, var(--accent-blue) 14%, transparent);
	padding: 3px 8px;
	border-radius: var(--radius-pill);
}
.post-cta-card__title {
	margin: var(--space-xs) 0 0;
	font-size: var(--text-xl);
	font-weight: 800;
	letter-spacing: -.015em;
	color: var(--text-primary);
	line-height: 1.15;
}
.post-cta-card__lede {
	margin: 0 0 var(--space-xs);
	font-size: var(--text-xs);
	color: var(--text-secondary);
	line-height: 1.55;
}
.post-cta-card__btn {
	margin-top: var(--space-sm);
	justify-content: center;
}
.post-cta-card__foot {
	margin: var(--space-xs) 0 0;
	font-size: 11px;
	color: var(--text-secondary);
	text-align: center;
}

/* — Share block — */
.post-share {
	background: var(--bg-card);
	border: 1px solid var(--divider);
	border-radius: var(--radius-card);
	padding: var(--space-md) var(--space-lg);
}
.post-share__title {
	font-size: var(--text-xs);
	font-weight: 800;
	text-transform: uppercase;
	letter-spacing: .08em;
	color: var(--text-secondary);
	margin: 0 0 var(--space-sm);
	display: flex;
	align-items: center;
	gap: var(--space-xs);
}
.post-share__title::before {
	content: "";
	width: 3px; height: 12px;
	background: var(--accent-blue);
	border-radius: 2px;
}
.post-share__list {
	list-style: none;
	padding: 0;
	margin: 0;
	display: grid;
	grid-template-columns: repeat(2, minmax(0, 1fr));
	gap: var(--space-xs);
}
.post-share__list a,
.post-share__copy {
	display: inline-flex;
	align-items: center;
	gap: var(--space-xs);
	padding: 7px 10px;
	background: var(--bg-primary);
	border: 1px solid var(--divider);
	border-radius: var(--radius-button);
	font-size: var(--text-xs);
	color: var(--text-secondary);
	text-decoration: none;
	transition: color var(--transition-fast), border-color var(--transition-fast), background var(--transition-fast);
	font-family: var(--font);
	cursor: pointer;
	width: 100%;
	text-align: left;
}
.post-share__list a:hover,
.post-share__copy:hover {
	color: var(--text-primary);
	border-color: color-mix(in srgb, var(--accent-blue) 35%, var(--divider));
	background: color-mix(in srgb, var(--accent-blue) 5%, var(--bg-primary));
}
.post-share__copy.is-done {
	color: var(--accent-green);
	border-color: color-mix(in srgb, var(--accent-green) 40%, var(--divider));
}