/* =============================================================================
   VisionaryFlux — Layout
   Header, navigation, main content area, archive/blog grid, footer.
   Depends on custom properties defined in theme.css.
   ============================================================================= */

/* --- Site-wide container -------------------------------------------------- */
.ast-container,
.site .ast-container {
	max-width: 1180px;
	padding-left: 1.5rem;
	padding-right: 1.5rem;
}

/* --- Site header ----------------------------------------------------------- */
.site-header,
#masthead,
.ast-site-header-wrap {
	background-color: var(--vf-surface);
	border-bottom: 1px solid var(--vf-border);
}

.ast-site-header-wrap .ast-flex,
.ast-site-header-wrap .ast-masthead-row {
	align-items: center;
	min-height: 68px;
}

/* --- Site branding --------------------------------------------------------- */
.site-branding,
.ast-site-identity {
	padding: 0.75rem 0;
}

.site-title,
.ast-site-title {
	font-family: var(--vf-font-sans);
	font-size: 1.1rem;
	font-weight: 700;
	letter-spacing: 0.05em;
	text-transform: uppercase;
	margin: 0;
	line-height: 1.2;
}

.site-title a,
.ast-site-title a {
	color: var(--vf-text);
	text-decoration: none;
}

.site-title a:hover,
.ast-site-title a:hover {
	color: var(--vf-accent);
	text-decoration: none;
}

.site-description,
.ast-site-description {
	font-size: 0.72rem;
	color: var(--vf-text-muted);
	letter-spacing: 0.04em;
	text-transform: uppercase;
	margin: 0.2rem 0 0;
}

/* --- Primary navigation --------------------------------------------------- */
.main-navigation,
#site-navigation,
.ast-main-navigation {
	font-family: var(--vf-font-sans);
	font-size: 0.875rem;
}

.main-navigation ul,
.ast-nav-menu {
	list-style: none;
	margin: 0;
	padding: 0;
}

.main-navigation li,
.ast-nav-menu > li {
	margin: 0;
}

.main-navigation a,
.ast-nav-menu > li > a {
	color: var(--vf-text);
	text-decoration: none;
	padding: 0.5rem 0.875rem;
	display: inline-block;
	font-weight: 500;
	letter-spacing: 0.025em;
	transition: color 0.15s ease;
}

.main-navigation a:hover,
.ast-nav-menu > li > a:hover,
.ast-nav-menu > li.current-menu-item > a,
.ast-nav-menu > li.current_page_item > a {
	color: var(--vf-accent);
	text-decoration: none;
}

/* --- Site main ------------------------------------------------------------- */
#main,
.site-main {
	padding-top: 3rem;
	padding-bottom: 4rem;
}

/* --- Archive / blog index -------------------------------------------------- */
.blog .ast-container,
.archive .ast-container,
.home .ast-container {
	max-width: 1180px;
}

/* Post list grid */
.ast-post-list,
.ast-blog-posts-layout {
	display: grid;
	gap: 2rem;
}

/* Two-column grid when wide enough */
@media ( min-width: 900px ) {
	.ast-post-list,
	.ast-blog-posts-layout {
		grid-template-columns: repeat( 2, 1fr );
	}
}

@media ( min-width: 1100px ) {
	.ast-post-list,
	.ast-blog-posts-layout {
		grid-template-columns: repeat( 3, 1fr );
	}
}

/* Individual post card shell */
.ast-article-post,
.blog article,
.archive article,
.hentry {
	background: var(--vf-surface);
	border: 1px solid var(--vf-border);
	border-radius: 4px;
	overflow: hidden;
	display: flex;
	flex-direction: column;
}

/* Featured image in card */
.ast-blog-featured-section,
.post-thumbnail,
.entry-thumbnail {
	display: block;
	overflow: hidden;
	background: var(--vf-border);
}

.ast-blog-featured-section img,
.post-thumbnail img,
.entry-thumbnail img {
	width: 100%;
	height: 210px;
	object-fit: cover;
	display: block;
	transition: transform 0.35s ease;
}

.ast-blog-featured-section a:hover img,
.post-thumbnail a:hover img,
.entry-thumbnail a:hover img {
	transform: scale( 1.025 );
}

/* Article inner padding */
.ast-article-inner {
	padding: 1.5rem 1.75rem;
	display: flex;
	flex-direction: column;
	flex: 1;
}

/* --- Single post ----------------------------------------------------------- */
.single .site-main,
.page .site-main {
	padding-top: 3rem;
}

.single .entry-header,
.page .entry-header {
	max-width: var(--vf-reading-width);
	margin: 0 auto 2rem;
	padding-bottom: 1.5rem;
	border-bottom: 1px solid var(--vf-border);
}

.single .entry-content,
.page .entry-content {
	max-width: var(--vf-reading-width);
	margin-left: auto;
	margin-right: auto;
}

/* --- Page header (archive title area) -------------------------------------- */
.page-header,
.ast-page-header {
	margin-bottom: 2.5rem;
	padding-bottom: 1.5rem;
	border-bottom: 1px solid var(--vf-border);
}

.page-title,
.ast-archive-title {
	font-family: var(--vf-font-serif);
	font-size: 1.8rem;
	margin: 0 0 0.5rem;
}

.archive-description p {
	font-family: var(--vf-font-sans);
	font-size: 0.95rem;
	color: var(--vf-text-muted);
	margin: 0;
}

/* --- Home / blog hero strip (first-post emphasis) ------------------------- */
.blog .ast-article-post:first-child {
	grid-column: 1 / -1;
}

.blog .ast-article-post:first-child .ast-blog-featured-section img,
.blog .ast-article-post:first-child .post-thumbnail img {
	height: 340px;
}

.blog .ast-article-post:first-child .entry-title,
.blog .ast-article-post:first-child .ast-blog-title {
	font-size: 1.75rem;
}

/* --- Site footer ----------------------------------------------------------- */
.site-footer,
#colophon {
	background-color: var(--vf-surface);
	border-top: 1px solid var(--vf-border);
	padding: 2.5rem 0;
	color: var(--vf-text-muted);
	font-size: 0.875rem;
	font-family: var(--vf-font-sans);
}

.site-info {
	text-align: center;
	color: var(--vf-text-muted);
}

.site-info a {
	color: var(--vf-text-muted);
	text-decoration: none;
}

.site-info a:hover {
	color: var(--vf-accent);
}

/* =============================================================================
   VisionaryFlux Child — Custom Site Header (header.php)
   ============================================================================= */

/* Skip link */
.vf-skip-link {
	position: absolute;
	left: -9999px;
	top: auto;
	width: 1px;
	height: 1px;
	overflow: hidden;
}

.vf-skip-link:focus {
	position: fixed;
	top: 0;
	left: 0;
	width: auto;
	height: auto;
	padding: 0.75em 1.25em;
	background: var(--vf-accent);
	color: #ffffff;
	font-size: 0.9rem;
	font-family: var(--vf-font-sans);
	font-weight: 600;
	z-index: 9999;
	text-decoration: none;
	outline: 2px solid #ffffff;
	outline-offset: -2px;
}

/* Site wrapper */
.vf-site {
	display: flex;
	flex-direction: column;
	min-height: 100vh;
}

/* Site header */
.vf-site-header {
	background-color: var(--vf-surface);
	border-bottom: 1px solid var(--vf-border);
	position: sticky;
	top: 0;
	z-index: 100;
}

.vf-header-inner {
	max-width: 1180px;
	margin: 0 auto;
	padding: 0 1.5rem;
	display: flex;
	align-items: center;
	gap: 1rem;
	min-height: 72px;
}

/* Branding */
.vf-site-branding {
	flex-shrink: 0;
}

.vf-brand-link {
	display: inline-flex;
	align-items: center;
	gap: 0.5rem;
	text-decoration: none;
	color: var(--vf-text);
}

.vf-brand-link:hover {
	text-decoration: none;
}

.vf-brand-mark {
	display: inline-block;
	font-family: var(--vf-font-sans);
	font-size: 0.72rem;
	font-weight: 800;
	letter-spacing: 0.08em;
	text-transform: uppercase;
	background-color: var(--vf-accent);
	color: #ffffff;
	padding: 0.25em 0.45em;
	border-radius: 2px;
	line-height: 1;
}

.vf-brand-name {
	font-family: var(--vf-font-sans);
	font-size: 0.975rem;
	font-weight: 700;
	letter-spacing: 0.015em;
	color: var(--vf-text);
	line-height: 1.2;
	transition: color 0.15s ease;
}

.vf-brand-link:hover .vf-brand-name {
	color: var(--vf-accent);
}

/* Brand text group: name + tagline stacked */
.vf-brand-text {
	display: flex;
	flex-direction: column;
}

.vf-brand-tagline {
	font-family: var(--vf-font-sans);
	font-size: 0.65rem;
	font-weight: 400;
	letter-spacing: 0.06em;
	text-transform: uppercase;
	color: var(--vf-text-muted);
	line-height: 1;
	margin-top: 2px;
}

/* Primary navigation */
.vf-primary-nav {
	margin-left: auto;
}

.vf-nav-menu {
	list-style: none;
	margin: 0;
	padding: 0;
	display: flex;
	align-items: center;
	gap: 0.125rem;
}

.vf-nav-menu li {
	margin: 0;
}

.vf-nav-menu a {
	display: block;
	font-family: var(--vf-font-sans);
	font-size: 0.875rem;
	font-weight: 500;
	color: var(--vf-text);
	text-decoration: none;
	padding: 0.45rem 0.75rem;
	border-radius: 3px;
	letter-spacing: 0.02em;
	transition: color 0.15s ease, background-color 0.15s ease;
}

.vf-nav-menu a:hover,
.vf-nav-menu .current-menu-item > a,
.vf-nav-menu .current_page_item > a,
.vf-nav-menu .current-menu-ancestor > a {
	color: var(--vf-accent);
	background-color: rgba( 26, 58, 92, 0.06 );
	text-decoration: none;
}

/* Header CTA link — outline/ghost style, desktop only */
.vf-header-cta {
	display: inline-block;
	flex-shrink: 0;
	font-family: var(--vf-font-sans);
	font-size: 0.8rem;
	font-weight: 600;
	letter-spacing: 0.04em;
	color: var(--vf-accent);
	text-decoration: none;
	padding: 0.45em 1em;
	border: 1.5px solid var(--vf-accent);
	border-radius: 3px;
	white-space: nowrap;
	margin-left: 0.75rem;
	transition: background-color 0.15s ease, color 0.15s ease, border-color 0.15s ease;
}

.vf-header-cta:hover,
.vf-header-cta:focus {
	background-color: var(--vf-accent);
	color: #ffffff;
	border-color: var(--vf-accent);
	text-decoration: none;
}

/* Mobile nav toggle button */
.vf-nav-toggle {
	display: none;
	flex-direction: column;
	justify-content: center;
	align-items: center;
	gap: 5px;
	flex-shrink: 0;
	width: 40px;
	height: 40px;
	padding: 0;
	margin-left: auto;
	background: none;
	border: 1px solid transparent;
	border-radius: 3px;
	cursor: pointer;
	transition: border-color 0.15s ease;
}

.vf-nav-toggle:hover {
	border-color: var(--vf-border);
}

.vf-nav-toggle:focus-visible {
	border-color: var(--vf-accent);
	outline: 2px solid var(--vf-accent);
	outline-offset: 2px;
}

.vf-nav-toggle__bar {
	display: block;
	width: 22px;
	height: 2px;
	background-color: var(--vf-text);
	border-radius: 2px;
	transition: opacity 0.2s ease;
}

/* Site main content area */
.vf-site-content {
	flex: 1;
}

/* =============================================================================
   VisionaryFlux Child — Custom Site Footer (footer.php)
   ============================================================================= */

.vf-site-footer {
	background-color: var(--vf-surface);
	border-top: 1px solid var(--vf-border);
	padding: 3rem 0 2rem;
	font-family: var(--vf-font-sans);
	font-size: 0.875rem;
	color: var(--vf-text-muted);
}

.vf-footer-inner {
	max-width: 1180px;
	margin: 0 auto;
	padding: 0 1.5rem;
	display: grid;
	grid-template-columns: 1fr auto;
	grid-template-rows: auto auto;
	align-items: start;
	gap: 2rem 3rem;
}

.vf-footer-brand {
	grid-column: 1;
	grid-row: 1;
}

.vf-footer-brand-link {
	display: inline-block;
	font-family: var(--vf-font-sans);
	font-size: 0.9rem;
	font-weight: 700;
	letter-spacing: 0.02em;
	color: var(--vf-text);
	text-decoration: none;
	margin-bottom: 0.5rem;
	transition: color 0.15s ease;
}

.vf-footer-brand-link:hover {
	color: var(--vf-accent);
	text-decoration: none;
}

.vf-footer-description {
	font-size: 0.8375rem;
	color: var(--vf-text-muted);
	line-height: 1.55;
	margin: 0;
	max-width: 340px;
}

.vf-footer-nav {
	grid-column: 2;
	grid-row: 1;
}

.vf-footer-menu {
	list-style: none;
	margin: 0;
	padding: 0;
	display: flex;
	flex-direction: column;
	gap: 0.5rem;
}

.vf-footer-menu li {
	margin: 0;
}

.vf-footer-menu a {
	color: var(--vf-text-muted);
	text-decoration: none;
	font-size: 0.875rem;
	transition: color 0.15s ease;
}

.vf-footer-menu a:hover {
	color: var(--vf-accent);
	text-decoration: none;
}

.vf-footer-copy {
	grid-column: 1 / -1;
	padding-top: 1.75rem;
	border-top: 1px solid var(--vf-border);
	text-align: center;
}

.vf-footer-copy p {
	margin: 0;
	font-size: 0.8rem;
	color: var(--vf-text-muted);
}

/* =============================================================================
   Responsive — header and footer
   ============================================================================= */

@media ( max-width: 780px ) {

	/* Show hamburger, hide horizontal nav */
	.vf-nav-toggle {
		display: flex;
	}

	.vf-primary-nav {
		display: none;
		order: 5;
		width: 100%;
		margin-left: 0;
		border-top: 1px solid var(--vf-border);
		padding: 0.5rem 0 0.75rem;
	}

	.vf-primary-nav.is-open {
		display: block;
	}

	.vf-header-inner {
		flex-wrap: wrap;
		min-height: 60px;
		padding-top: 0.5rem;
		padding-bottom: 0.5rem;
	}

	.vf-nav-menu {
		flex-direction: column;
		align-items: flex-start;
		gap: 0;
	}

	.vf-nav-menu a {
		width: 100%;
		padding: 0.625rem 0.5rem;
		border-radius: 2px;
	}

	/* Hide CTA button and tagline on mobile — hamburger menu covers navigation */
	.vf-header-cta {
		display: none;
	}

	.vf-brand-tagline {
		display: none;
	}

	/* Footer stack */
	.vf-footer-inner {
		grid-template-columns: 1fr;
		gap: 1.5rem;
	}

	.vf-footer-brand {
		grid-column: 1;
		grid-row: auto;
	}

	.vf-footer-nav {
		grid-column: 1;
		grid-row: auto;
	}

	.vf-footer-menu {
		flex-direction: row;
		flex-wrap: wrap;
		gap: 0.5rem 1.25rem;
	}

	.vf-footer-description {
		max-width: none;
	}
}

/* --- Responsive layout ----------------------------------------------------- */
@media ( max-width: 900px ) {
	.ast-post-list,
	.ast-blog-posts-layout {
		gap: 1.5rem;
	}

	#main,
	.site-main {
		padding-top: 2rem;
		padding-bottom: 2.5rem;
	}
}

@media ( max-width: 780px ) {
	.ast-site-header-wrap .ast-flex,
	.ast-site-header-wrap .ast-masthead-row {
		min-height: 56px;
	}

	.blog .ast-article-post:first-child {
		grid-column: auto;
	}

	.blog .ast-article-post:first-child .ast-blog-featured-section img,
	.blog .ast-article-post:first-child .post-thumbnail img {
		height: 210px;
	}

	.blog .ast-article-post:first-child .entry-title,
	.blog .ast-article-post:first-child .ast-blog-title {
		font-size: 1.35rem;
	}

	.site-footer,
	#colophon {
		padding: 1.75rem 0;
	}

	.ast-article-inner {
		padding: 1.25rem;
	}
}

/* =============================================================================
   Categories Dropdown Navigation Styling
   ============================================================================= */

/* Main dropdown list item position */
.vf-nav-menu .vf-categories-dropdown {
	position: relative;
}

/* Sub-menu styling for desktop */
.vf-nav-menu .vf-categories-dropdown .vf-sub-menu {
	position: absolute;
	top: 100%;
	left: 50%;
	transform: translateX(-50%) translateY(10px);
	background-color: var(--vf-surface);
	border: 1px solid var(--vf-border);
	box-shadow: 0 6px 16px rgba(0, 0, 0, 0.07);
	border-radius: 4px;
	padding: 0.5rem 0;
	min-width: 220px;
	list-style: none;
	margin: 0;
	opacity: 0;
	visibility: hidden;
	transition: opacity 0.15s ease, visibility 0.15s ease, transform 0.15s ease;
	z-index: 1000;
}

/* Dropdown arrow rotation */
.vf-dropdown-arrow {
	font-size: 0.7rem;
	margin-left: 0.25rem;
	opacity: 0.6;
	display: inline-block;
	transition: transform 0.15s ease;
}

/* Desktop Hover & Focus states */
@media (min-width: 781px) {
	.vf-nav-menu .vf-categories-dropdown:hover .vf-sub-menu,
	.vf-nav-menu .vf-categories-dropdown:focus-within .vf-sub-menu {
		opacity: 1;
		visibility: visible;
		transform: translateX(-50%) translateY(4px);
	}

	.vf-nav-menu .vf-categories-dropdown:hover .vf-dropdown-arrow {
		transform: translateY(2px);
	}
}

/* Dropdown link styles */
.vf-nav-menu .vf-categories-dropdown .vf-sub-menu a {
	display: block;
	padding: 0.5rem 1.25rem;
	font-size: 0.85rem;
	font-weight: 500;
	color: var(--vf-text);
	border-radius: 0;
	text-decoration: none;
	text-align: left;
	transition: color 0.15s ease, background-color 0.15s ease;
}

.vf-nav-menu .vf-categories-dropdown .vf-sub-menu a:hover,
.vf-nav-menu .vf-categories-dropdown .vf-sub-menu a:focus {
	color: var(--vf-accent);
	background-color: rgba(26, 58, 92, 0.06);
	text-decoration: none;
}

/* Mobile responsive adjustments */
@media (max-width: 780px) {
	.vf-nav-menu .vf-categories-dropdown {
		width: 100%;
	}

	.vf-nav-menu .vf-categories-dropdown .vf-sub-menu {
		position: static !important;
		transform: none !important;
		box-shadow: none !important;
		border: none !important;
		border-left: 2px solid var(--vf-border) !important;
		border-radius: 0 !important;
		padding: 0.25rem 0 0.5rem 1rem !important;
		margin: 0.25rem 0 0.5rem 0.5rem !important;
		min-width: auto !important;
		opacity: 1 !important;
		visibility: visible !important;
		display: none; /* Controlled by mobile toggle JS */
	}

	.vf-nav-menu .vf-categories-dropdown .vf-sub-menu a {
		padding: 0.4rem 0.5rem !important;
		font-size: 0.85rem !important;
	}
}