/*
 * ACS Theme — Layout Styles
 * Container, grid, header/main/footer/sidebar layouts. Mobile-first.
 *
 * @package ACS
 * @since   1.0.0
 */

/* =========================================================================
   Container
   ========================================================================= */

.container {
	width: 100%;
	max-width: var(--acs-container-max);
	margin-left: auto;
	margin-right: auto;
	padding-left: var(--acs-container-pad);
	padding-right: var(--acs-container-pad);
}

/* =========================================================================
   Site Structure
   ========================================================================= */

.site {
	display: flex;
	flex-direction: column;
	min-height: 100vh;
}

.site-content {
	flex: 1;
}

/* =========================================================================
   Header
   ========================================================================= */

.site-header {
	position: relative;
	background-color: var(--acs-color-bg);
	border-bottom: 1px solid var(--acs-color-border);
	z-index: 100;
	transition: box-shadow var(--acs-transition);
}

/* Sticky header */
.has-sticky-header .site-header {
	position: sticky;
	top: 0;
}

.has-sticky-header .site-header.is-scrolled {
	box-shadow: var(--acs-shadow-md);
}

.site-header__inner {
	display: flex;
	align-items: center;
	gap: var(--acs-spacing-lg);
	padding: var(--acs-spacing-md) var(--acs-container-pad);
	max-width: var(--acs-container-max);
	margin: 0 auto;
}

/* Logo Left (default) */
.header-layout-logo-left .site-header__inner {
	justify-content: space-between;
}

/* Logo Center */
.header-layout-logo-center .site-header__inner {
	flex-direction: column;
	text-align: center;
}

.site-header__branding {
	flex-shrink: 0;
}

.site-title {
	margin: 0;
	font-size: var(--acs-font-size-xl);
	font-weight: 700;
	line-height: 1.2;
}

.site-title a {
	color: var(--acs-color-main);
	text-decoration: none;
}

.site-description {
	margin: 0;
	font-size: var(--acs-font-size-sm);
	color: var(--acs-color-muted);
}

/* Navigation below header */
.main-navigation--below {
	background-color: var(--acs-color-main);
	border-bottom: none;
}

.main-navigation--below .nav-menu > li > a {
	color: #ffffff;
}

.main-navigation--below .nav-menu > li > a:hover {
	color: var(--acs-color-accent);
}

.main-navigation--below .main-navigation__inner {
	display: flex;
	align-items: center;
	max-width: var(--acs-container-max);
	margin: 0 auto;
	padding: 0 var(--acs-container-pad);
}

/* =========================================================================
   Main Navigation
   ========================================================================= */

.main-navigation {
	position: relative;
}

.main-navigation .nav-menu {
	list-style: none;
	margin: 0;
	padding: 0;
	display: flex;
	flex-wrap: wrap;
	align-items: center;
	gap: 0;
}

.main-navigation .nav-menu > li {
	position: relative;
	margin-bottom: 0;
}

.main-navigation .nav-menu > li > a {
	display: block;
	padding: var(--acs-spacing-md) var(--acs-spacing-lg);
	color: var(--acs-color-main);
	text-decoration: none;
	font-weight: 600;
	transition: color var(--acs-transition);
	white-space: nowrap;
}

.main-navigation .nav-menu > li > a:hover {
	color: var(--acs-color-accent);
}

/* Dropdown (sub-menu) */
.main-navigation .nav-menu .sub-menu {
	position: absolute;
	top: 100%;
	left: 0;
	min-width: 200px;
	background: var(--acs-color-bg);
	border: 1px solid var(--acs-color-border);
	border-radius: var(--acs-radius-md);
	box-shadow: var(--acs-shadow-md);
	list-style: none;
	margin: 0;
	padding: var(--acs-spacing-xs) 0;
	z-index: 200;
	/* Hidden by default */
	opacity: 0;
	visibility: hidden;
	transform: translateY(-8px);
	transition: opacity var(--acs-transition), transform var(--acs-transition), visibility var(--acs-transition);
	pointer-events: none;
}

.main-navigation .nav-menu li:hover > .sub-menu,
.main-navigation .nav-menu li.is-submenu-open > .sub-menu {
	opacity: 1;
	visibility: visible;
	transform: translateY(0);
	pointer-events: auto;
}

.main-navigation .nav-menu .sub-menu a {
	display: block;
	padding: var(--acs-spacing-sm) var(--acs-spacing-lg);
	color: var(--acs-color-text);
	text-decoration: none;
	font-size: var(--acs-font-size-sm);
	transition: background-color var(--acs-transition), color var(--acs-transition);
}

.main-navigation .nav-menu .sub-menu a:hover {
	background-color: #f5f5f5;
	color: var(--acs-color-accent);
}

/* Hamburger toggle button */
.menu-toggle {
	display: none;
	background: none;
	border: 2px solid var(--acs-color-main);
	border-radius: var(--acs-radius-sm);
	padding: var(--acs-spacing-xs) var(--acs-spacing-sm);
	flex-direction: column;
	justify-content: center;
	align-items: center;
	gap: 4px;
	width: 40px;
	height: 40px;
	cursor: pointer;
	flex-shrink: 0;
}

.menu-toggle__bar {
	display: block;
	width: 20px;
	height: 2px;
	background-color: var(--acs-color-main);
	border-radius: 2px;
	transition: transform var(--acs-transition), opacity var(--acs-transition);
}

/* Mobile: show hamburger, hide nav */
@media (max-width: 767px) {
	.menu-toggle {
		display: flex;
	}

	.main-navigation .nav-menu {
		display: none;
		flex-direction: column;
		width: 100%;
		position: absolute;
		top: 100%;
		left: 0;
		right: 0;
		background: var(--acs-color-bg);
		border-top: 1px solid var(--acs-color-border);
		border-bottom: 1px solid var(--acs-color-border);
		box-shadow: var(--acs-shadow-md);
		padding: var(--acs-spacing-sm) 0;
		z-index: 150;
	}

	.main-navigation .nav-menu.is-menu-open,
	.main-navigation.is-menu-open .nav-menu {
		display: flex;
	}

	.main-navigation .nav-menu > li > a {
		padding: var(--acs-spacing-sm) var(--acs-spacing-lg);
		border-bottom: 1px solid var(--acs-color-border);
	}

	.main-navigation .nav-menu .sub-menu {
		position: static;
		opacity: 1;
		visibility: visible;
		transform: none;
		pointer-events: auto;
		box-shadow: none;
		border: none;
		border-left: 4px solid var(--acs-color-accent);
		margin-left: var(--acs-spacing-lg);
		display: none;
	}

	.main-navigation .nav-menu li.is-submenu-open > .sub-menu {
		display: block;
	}
}

/* =========================================================================
   Content Area
   ========================================================================= */

.content-area-wrap {
	display: grid;
	grid-template-columns: 1fr;
	gap: var(--acs-spacing-2xl);
	padding-top: var(--acs-spacing-2xl);
	padding-bottom: var(--acs-spacing-3xl);
}

/* With sidebar */
@media (min-width: 1024px) {
	.content-area-wrap:has(.widget-area) {
		grid-template-columns: 1fr 300px;
	}
}

/* Posts Grid */
.posts-grid {
	display: grid;
	grid-template-columns: 1fr;
	gap: var(--acs-spacing-xl);
}

@media (min-width: 640px) {
	.posts-grid {
		grid-template-columns: repeat(2, 1fr);
	}
}

@media (min-width: 1024px) {
	.posts-grid {
		grid-template-columns: repeat(3, 1fr);
	}
}

/* Single / Page — narrower content with sidebar */
.content-area-wrap--single .site-main,
.content-area-wrap--page .site-main {
	max-width: 800px;
}

/* =========================================================================
   Footer
   ========================================================================= */

.site-footer {
	background-color: var(--acs-color-main);
	color: rgba(255, 255, 255, 0.8);
	padding: var(--acs-spacing-2xl) var(--acs-container-pad) var(--acs-spacing-xl);
}

.site-footer a {
	color: rgba(255, 255, 255, 0.8);
	text-decoration: underline;
}

.site-footer a:hover {
	color: #ffffff;
}

/* Footer widgets grid */
.site-footer__widgets {
	max-width: var(--acs-container-max);
	margin: 0 auto var(--acs-spacing-2xl);
	display: grid;
	gap: var(--acs-spacing-xl);
}

.site-footer__widgets--col-1 { grid-template-columns: 1fr; }

@media (min-width: 640px) {
	.site-footer__widgets--col-2 { grid-template-columns: repeat(2, 1fr); }
}

@media (min-width: 768px) {
	.site-footer__widgets--col-3 { grid-template-columns: repeat(3, 1fr); }
}

/* Footer copyright */
.site-footer__copyright {
	text-align: center;
	font-size: var(--acs-font-size-sm);
	color: rgba(255, 255, 255, 0.6);
	border-top: 1px solid rgba(255, 255, 255, 0.1);
	padding-top: var(--acs-spacing-lg);
	margin-top: var(--acs-spacing-lg);
}

.site-footer__privacy {
	text-align: center;
	font-size: var(--acs-font-size-sm);
	margin-top: var(--acs-spacing-xs);
}

/* =========================================================================
   Front Page Sections
   ========================================================================= */

.fp-section {
	padding: var(--acs-spacing-3xl) 0;
}

.fp-section__header {
	text-align: center;
	margin-bottom: var(--acs-spacing-2xl);
}

.fp-section__title {
	font-size: var(--acs-font-size-3xl);
	margin-bottom: var(--acs-spacing-sm);
}

.fp-section + .fp-section {
	border-top: 1px solid var(--acs-color-border);
}

/* =========================================================================
   Page Header (Archive / Search)
   ========================================================================= */

.page-header {
	padding: var(--acs-spacing-2xl) 0 var(--acs-spacing-lg);
	border-bottom: 2px solid var(--acs-color-accent);
	margin-bottom: var(--acs-spacing-xl);
}

.page-title {
	font-size: var(--acs-font-size-3xl);
	margin: 0;
}