/*
Theme Name: Veil Unveiled
Theme URI: https://veil-unveiled.com
Author: Hairston Williams
Author URI: https://veil-unveiled.com/about
Description: A custom academic philosophical research theme for Veil Unveiled — built for long-form argument, LaTeX notation, and quiet typographic gravitas. Cream paper backgrounds, Prussian blue accents, Playfair Display headings, EB Garamond body text.
Version: 1.0.0
Requires at least: 6.0
Requires PHP: 7.4
Tested up to: 6.6
License: GNU General Public License v2 or later
License URI: https://www.gnu.org/licenses/gpl-2.0.html
Text Domain: veil-unveiled
*/

/* =========================================================
   1. CSS CUSTOM PROPERTIES
   ========================================================= */
:root {
	--color-bg: #F5F0E8;
	--color-bg-raised: #EFE8DA;
	--color-text: #1A1A1A;
	--color-accent: #003153;
	--color-accent-soft: rgba(0, 49, 83, 0.15);
	--color-accent-faint: rgba(0, 49, 83, 0.08);
	--color-border: rgba(26, 26, 26, 0.12);

	--font-heading: 'Playfair Display', Georgia, 'Times New Roman', serif;
	--font-body: 'EB Garamond', Georgia, 'Times New Roman', serif;
	--font-mono: 'JetBrains Mono', 'Courier New', monospace;

	--content-width: 850px;
	--wide-width: 1100px;

	--space-xs: 0.5rem;
	--space-sm: 1rem;
	--space-md: 2rem;
	--space-lg: 4rem;
	--space-xl: 6rem;
}

/* =========================================================
   2. RESET & BASE
   ========================================================= */
*, *::before, *::after { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
	background-color: var(--color-bg);
	color: var(--color-text);
	font-family: var(--font-body);
	font-size: 18px;
	line-height: 1.85;
	margin: 0;
	-webkit-font-smoothing: antialiased;
	text-rendering: optimizeLegibility;
}

img { max-width: 100%; height: auto; display: block; }

h1, h2, h3, h4, h5, h6 {
	font-family: var(--font-heading);
	font-weight: 700;
	line-height: 1.25;
	color: var(--color-text);
	margin: 0 0 1rem;
}

h1 { font-size: 2.75rem; }
h2 { font-size: 2rem; }
h3 { font-size: 1.5rem; }
h4 { font-size: 1.2rem; }

p { margin: 0 0 1.5rem; }

a {
	color: var(--color-accent);
	text-decoration: underline;
	text-decoration-thickness: 1px;
	text-underline-offset: 2px;
	transition: text-decoration-thickness 0.15s ease, font-weight 0.15s ease;
}

a:hover, a:focus {
	color: var(--color-accent);
	text-decoration-thickness: 2px;
	font-weight: 600;
}

ul, ol { padding-left: 1.4rem; }

hr {
	border: none;
	border-top: 1px solid var(--color-border);
	margin: var(--space-lg) 0;
}

code, kbd, samp, pre {
	font-family: var(--font-mono);
	font-size: 0.9em;
}

pre {
	background: var(--color-bg-raised);
	border-left: 3px solid var(--color-accent);
	padding: var(--space-sm) var(--space-md);
	overflow-x: auto;
	line-height: 1.6;
}

code {
	background: var(--color-bg-raised);
	padding: 0.1em 0.4em;
	border-radius: 2px;
}

pre code { background: none; padding: 0; }

::selection {
	background: var(--color-accent-soft);
	color: var(--color-text);
}

.screen-reader-text {
	position: absolute;
	width: 1px; height: 1px;
	overflow: hidden;
	clip: rect(1px, 1px, 1px, 1px);
	white-space: nowrap;
}

.skip-link {
	position: absolute;
	top: -999px;
	left: 0;
	background: var(--color-accent);
	color: #fff;
	padding: 0.75rem 1.25rem;
	z-index: 10000;
	text-decoration: none;
}
.skip-link:focus { top: 0; }

/* =========================================================
   3. LAYOUT CONTAINERS
   ========================================================= */
.site-wrap { display: flex; flex-direction: column; min-height: 100vh; }
.container { max-width: var(--wide-width); margin: 0 auto; padding: 0 1.5rem; }
.content-column { max-width: var(--content-width); margin: 0 auto; padding: 0 1.5rem; }

main { flex: 1 0 auto; }

/* =========================================================
   4. SITE HEADER & NAVIGATION
   ========================================================= */
.site-header {
	padding: var(--space-md) 0 var(--space-sm);
	text-align: center;
	border-bottom: 1px solid var(--color-border);
}

.site-branding .site-title {
	font-family: var(--font-heading);
	font-size: 2.25rem;
	margin: 0;
	letter-spacing: 0.02em;
}

.site-branding .site-title a {
	color: var(--color-text);
	text-decoration: none;
	font-weight: 700;
}

.site-branding .site-tagline {
	font-family: var(--font-body);
	font-style: italic;
	font-size: 1rem;
	color: var(--color-text);
	opacity: 0.75;
	margin: 0.35rem 0 0;
}

.main-navigation {
	margin-top: var(--space-sm);
}

.nav-toggle {
	display: none;
	background: none;
	border: 1px solid var(--color-accent);
	color: var(--color-accent);
	font-family: var(--font-heading);
	font-size: 0.85rem;
	letter-spacing: 0.08em;
	text-transform: uppercase;
	padding: 0.5rem 1.25rem;
	cursor: pointer;
}

.nav-menu {
	list-style: none;
	display: flex;
	justify-content: center;
	flex-wrap: wrap;
	gap: 0 2.25rem;
	margin: 0;
	padding: 0;
}

.nav-menu li { position: relative; }

.nav-menu a {
	font-family: var(--font-heading);
	font-variant: small-caps;
	letter-spacing: 0.06em;
	font-size: 1.05rem;
	color: var(--color-text);
	text-decoration: none;
	padding: 0.35rem 0.1rem;
	border-bottom: 2px solid transparent;
}

.nav-menu a:hover,
.nav-menu a:focus,
.nav-menu .current-menu-item > a,
.nav-menu .current_page_item > a {
	color: var(--color-accent);
	border-bottom-color: var(--color-accent);
	font-weight: 600;
}

/* =========================================================
   5. BREADCRUMBS
   ========================================================= */
.breadcrumbs {
	font-family: var(--font-body);
	font-size: 0.85rem;
	color: var(--color-text);
	opacity: 0.7;
	padding: 1rem 0 0;
}
.breadcrumbs a { color: var(--color-accent); text-decoration: none; }
.breadcrumbs a:hover { text-decoration: underline; }
.breadcrumbs .sep { margin: 0 0.4rem; opacity: 0.6; }

/* =========================================================
   6. DECORATIVE SVG DIVIDERS
   ========================================================= */
.svg-divider {
	display: flex;
	justify-content: center;
	align-items: center;
	margin: var(--space-lg) 0;
	color: var(--color-accent);
	opacity: 0.15;
}
.svg-divider svg { width: 150px; height: 150px; }
.svg-divider.is-small svg { width: 88px; height: 88px; }

.marginalia-frame {
	position: relative;
	padding: var(--space-md);
	border: 1px solid var(--color-border);
}
.corner-accent {
	position: absolute;
	pointer-events: none;
	color: var(--color-accent);
	opacity: 0.18;
}
.corner-accent--tl { top: 8px; left: 8px; }
.corner-accent--br { bottom: 8px; right: 8px; transform: rotate(180deg); }

.tripartite-diagram {
	display: block;
	width: 100%;
	max-width: 680px;
	margin: 0 auto var(--space-md);
}

/* =========================================================
   7. HOME PAGE
   ========================================================= */
.manifesto {
	padding: var(--space-lg) 0;
}
.manifesto .content-column p:first-of-type::first-letter {
	font-family: var(--font-heading);
	font-size: 3.5rem;
	float: left;
	line-height: 0.8;
	padding: 0.1rem 0.5rem 0 0;
	color: var(--color-accent);
}

.section-heading {
	text-align: center;
	margin-bottom: var(--space-md);
}
.section-heading .kicker {
	display: block;
	font-family: var(--font-heading);
	font-variant: small-caps;
	letter-spacing: 0.12em;
	color: var(--color-accent);
	font-size: 0.95rem;
	margin-bottom: 0.5rem;
}

.home-section { padding: var(--space-lg) 0; }
.home-section.alt { background: var(--color-bg-raised); }

.card-grid {
	display: flex;
	flex-wrap: wrap;
	justify-content: center;
	gap: var(--space-md);
}

.article-card {
	position: relative;
	flex: 1 1 300px;
	max-width: 360px;
	border: 1px solid var(--color-border);
	padding: var(--space-md);
	background: var(--color-bg);
	overflow: hidden;
	transition: border-color 0.2s ease, transform 0.2s ease;
}
.article-card::after {
	content: '';
	position: absolute;
	left: 0;
	bottom: 0;
	height: 2px;
	width: 0;
	background: var(--color-accent);
	transition: width 0.25s ease;
}
.article-card:hover {
	border-color: var(--color-accent);
	transform: translateY(-3px);
}
.article-card:hover::after { width: 100%; }
.article-card .card-eyebrow {
	font-family: var(--font-heading);
	font-variant: small-caps;
	color: var(--color-accent);
	font-size: 0.85rem;
	letter-spacing: 0.06em;
	display: block;
	margin-bottom: 0.5rem;
}
.article-card h3 { font-size: 1.35rem; margin-bottom: 0.5rem; }
.article-card h3 a { color: var(--color-text); text-decoration: none; }
.article-card h3 a:hover { color: var(--color-accent); }
.article-card p { font-size: 0.95rem; margin-bottom: 0.75rem; }
.article-card .card-meta { font-size: 0.8rem; opacity: 0.65; }

.framework-teaser, .book-teaser {
	text-align: center;
}
.coming-soon-badge {
	display: inline-block;
	font-family: var(--font-heading);
	font-variant: small-caps;
	letter-spacing: 0.1em;
	font-size: 0.85rem;
	color: var(--color-accent);
	border: 1px solid var(--color-accent);
	padding: 0.35rem 1rem;
	margin-top: var(--space-sm);
}

.btn {
	display: inline-block;
	font-family: var(--font-heading);
	font-variant: small-caps;
	letter-spacing: 0.06em;
	font-size: 1rem;
	color: var(--color-accent);
	border: 1px solid var(--color-accent);
	padding: 0.65rem 1.75rem;
	text-decoration: none;
	margin-top: var(--space-sm);
}
.btn:hover {
	background: var(--color-accent);
	color: var(--color-bg);
	font-weight: 400;
	text-decoration: none;
}

/* =========================================================
   8. ARTICLE / SINGLE POST
   ========================================================= */
.article-header {
	padding: var(--space-lg) 0 var(--space-md);
	text-align: center;
}
.article-header .article-meta {
	font-family: var(--font-heading);
	font-variant: small-caps;
	letter-spacing: 0.05em;
	color: var(--color-accent);
	font-size: 0.95rem;
	margin-bottom: 0.75rem;
}
.article-header .article-meta .reading-time::before { content: "· "; }
.article-header h1 { margin-bottom: 0.5rem; }
.article-header .article-excerpt {
	font-style: italic;
	opacity: 0.8;
	font-size: 1.15rem;
}

.article-content { padding-bottom: var(--space-lg); }

/* Auto-numbered section headings (chapter/section numbers) */
.article-content { counter-reset: section-counter; }
.article-content h2 { counter-increment: section-counter; position: relative; margin-top: var(--space-lg); }
.article-content h2::before {
	content: counter(section-counter, decimal-leading-zero) " — ";
	color: var(--color-accent);
	font-family: var(--font-heading);
}

.article-content blockquote {
	border-left: 3px solid var(--color-accent);
	margin: var(--space-md) 0;
	padding: 0.5rem 0 0.5rem var(--space-md);
	font-family: var(--font-heading);
	font-style: italic;
	font-size: 1.3rem;
	color: var(--color-accent);
}

.pull-quote {
	border-left: 3px solid var(--color-accent);
	margin: var(--space-lg) 0;
	padding: 0.75rem 0 0.75rem var(--space-md);
	font-family: var(--font-heading);
	font-style: italic;
	font-size: 1.5rem;
	line-height: 1.5;
	color: var(--color-accent);
}

/* Equation blocks */
.equation-block {
	display: flex;
	align-items: center;
	justify-content: space-between;
	gap: var(--space-md);
	background: var(--color-bg-raised);
	border-left: 3px solid var(--color-accent);
	padding: var(--space-md);
	margin: var(--space-lg) 0;
	overflow-x: auto;
}
.equation-block .equation-content { flex: 1; text-align: center; }
.equation-block .equation-number {
	font-family: var(--font-mono);
	color: var(--color-accent);
	font-size: 0.95rem;
	white-space: nowrap;
}

/* Diagram containers (Mermaid, images) */
.diagram-container {
	width: 100%;
	margin: var(--space-lg) 0;
	text-align: center;
}
.diagram-container .mermaid {
	background: var(--color-bg-raised);
	padding: var(--space-md);
	overflow-x: auto;
}
.diagram-container figcaption {
	font-family: var(--font-heading);
	font-style: italic;
	font-size: 0.9rem;
	color: var(--color-accent);
	margin-top: 0.75rem;
}

.article-content .wp-block-image,
.article-content figure { margin: var(--space-lg) 0; }
.article-content .wp-block-image figcaption,
.article-content figure figcaption {
	font-size: 0.9rem;
	font-style: italic;
	text-align: center;
	opacity: 0.75;
	margin-top: 0.5rem;
}

/* =========================================================
   9. RELATED ARTICLES
   ========================================================= */
.related-articles {
	border-top: 1px solid var(--color-border);
	padding: var(--space-lg) 0;
}
.related-articles h2 {
	text-align: center;
	font-size: 1.5rem;
}
.related-articles h2::before { content: none; }

/* =========================================================
   10. ARCHIVE / RESEARCH HUB
   ========================================================= */
.research-hub-intro { text-align: center; padding: var(--space-lg) 0 var(--space-md); }
.research-filters {
	display: flex;
	justify-content: center;
	flex-wrap: wrap;
	gap: 0.5rem;
	margin-bottom: var(--space-lg);
}
.research-filters a {
	font-family: var(--font-heading);
	font-variant: small-caps;
	font-size: 0.9rem;
	color: var(--color-text);
	border: 1px solid var(--color-border);
	padding: 0.35rem 1rem;
	text-decoration: none;
}
.research-filters a:hover,
.research-filters a.is-active {
	border-color: var(--color-accent);
	color: var(--color-accent);
}
.research-grid {
	display: flex;
	flex-wrap: wrap;
	justify-content: center;
	gap: var(--space-md);
	padding-bottom: var(--space-xl);
}
.research-grid .article-card {
	flex: 1 1 340px;
	max-width: 420px;
}

/* =========================================================
   11. ABOUT / PERSON PAGE
   ========================================================= */
.about-hero {
	display: grid;
	grid-template-columns: 240px 1fr;
	gap: var(--space-lg);
	align-items: start;
	padding: var(--space-lg) 0;
}
.about-hero img { border: 1px solid var(--color-border); }

/* =========================================================
   12. THE BOOK PAGE
   ========================================================= */
.book-hero {
	display: grid;
	grid-template-columns: 300px 1fr;
	gap: var(--space-lg);
	align-items: center;
	padding: var(--space-lg) 0;
}
.book-hero .book-cover {
	border: 1px solid var(--color-border);
	aspect-ratio: 2 / 3;
	display: flex;
	align-items: center;
	justify-content: center;
	background: var(--color-bg-raised);
	text-align: center;
	font-family: var(--font-heading);
	color: var(--color-accent);
	padding: var(--space-sm);
}

/* =========================================================
   13. PAGE HEADER (generic interior pages)
   ========================================================= */
.page-header {
	text-align: center;
	padding: var(--space-lg) 0 var(--space-md);
}
.page-header .page-kicker {
	display: block;
	font-family: var(--font-heading);
	font-variant: small-caps;
	color: var(--color-accent);
	letter-spacing: 0.1em;
	margin-bottom: 0.5rem;
}

/* =========================================================
   14. SITE FOOTER
   ========================================================= */
.site-footer {
	border-top: 1px solid var(--color-border);
	padding: var(--space-lg) 0 var(--space-md);
	text-align: center;
	font-size: 0.9rem;
}
.site-footer .footer-name {
	font-family: var(--font-heading);
	font-size: 1.15rem;
	margin-bottom: 0.5rem;
}
.site-footer a { color: var(--color-accent); }
.site-footer .footer-meta { opacity: 0.65; margin-top: 0.5rem; }

/* =========================================================
   15. COMMENTS
   ========================================================= */
.comments-area { max-width: var(--content-width); margin: 0 auto; padding: var(--space-lg) 1.5rem; }
.comment-list { list-style: none; padding: 0; margin: 0; }
.comment-list .comment-body {
	border-top: 1px solid var(--color-border);
	padding: var(--space-md) 0;
}
.comment-form input[type="text"],
.comment-form input[type="email"],
.comment-form input[type="url"],
.comment-form textarea {
	width: 100%;
	font-family: var(--font-body);
	font-size: 1rem;
	background: var(--color-bg-raised);
	border: 1px solid var(--color-border);
	padding: 0.6rem 0.8rem;
	margin-bottom: 1rem;
}

/* =========================================================
   16. 404
   ========================================================= */
.error-404 {
	text-align: center;
	padding: var(--space-xl) 0;
}

/* =========================================================
   17. UTILITIES
   ========================================================= */
.text-center { text-align: center; }
.mt-0 { margin-top: 0; }

/* =========================================================
   18. RESPONSIVE
   ========================================================= */
@media (max-width: 900px) {
	.about-hero { grid-template-columns: 1fr; }
	.book-hero { grid-template-columns: 1fr; }
}

@media (max-width: 768px) {
	body { font-size: 17px; }
	h1 { font-size: 2.1rem; }
	h2 { font-size: 1.6rem; }

	.nav-toggle { display: inline-block; }
	.nav-menu {
		display: none;
		flex-direction: column;
		align-items: center;
		gap: 1rem;
		margin-top: 1rem;
	}
	.main-navigation.is-open .nav-menu { display: flex; }
	.equation-block { flex-direction: column; align-items: stretch; }
}