/**
 * 123website Clean Theme Styles (Bootstrap-free)
 * Modern, Lightweight CSS System with Flexbox & Grid
 */

:root {
	--font-primary: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Oxygen-Sans, Ubuntu, Cantarell, "Helvetica Neue", sans-serif;
	--font-heading: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;

	--color-bg: #f8fafc;
	--color-surface: #ffffff;
	--color-text: #1e293b;
	--color-text-muted: #64748b;
	--color-primary: #2563eb;
	--color-primary-hover: #1d4ed8;
	--color-border: #e2e8f0;
	--color-accent: #0f172a;

	--container-max-width: 1200px;
	--header-height: 70px;
	--radius: 8px;
	--transition: 0.2s ease-in-out;
	--shadow-sm: 0 1px 3px rgba(0,0,0,0.05);
	--shadow-md: 0 4px 6px -1px rgba(0,0,0,0.1), 0 2px 4px -1px rgba(0,0,0,0.06);
}

/* Box Sizing & Reset */
*, *::before, *::after {
	box-sizing: border-box;
}

body {
	margin: 0;
	padding: 0;
	font-family: var(--font-primary);
	font-size: 1rem;
	line-height: 1.6;
	color: var(--color-text);
	background-color: var(--color-bg);
	-webkit-font-smoothing: antialiased;
}

a {
	color: var(--color-primary);
	text-decoration: none;
	transition: color var(--transition);
}

a:hover, a:focus {
	color: var(--color-primary-hover);
}

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

h1, h2, h3, h4, h5, h6 {
	font-family: var(--font-heading);
	color: var(--color-accent);
	font-weight: 700;
	line-height: 1.25;
	margin-top: 0;
	margin-bottom: 0.75rem;
}

p {
	margin-top: 0;
	margin-bottom: 1.25rem;
}

/* Screen Reader Utilities */
.screen-reader-text {
	border: 0;
	clip: rect(1px, 1px, 1px, 1px);
	clip-path: inset(50%);
	height: 1px;
	margin: -1px;
	overflow: hidden;
	padding: 0;
	position: absolute !important;
	width: 1px;
	word-wrap: normal !important;
}

.screen-reader-text:focus {
	background-color: var(--color-surface);
	clip: auto !important;
	clip-path: none;
	color: var(--color-primary);
	display: block;
	font-size: 0.875rem;
	font-weight: 600;
	height: auto;
	left: 5px;
	line-height: normal;
	padding: 15px 23px 14px;
	text-decoration: none;
	top: 5px;
	width: auto;
	z-index: 100000;
}

/* Layout System */
.site-container {
	width: 100%;
	max-width: var(--container-max-width);
	margin-left: auto;
	margin-right: auto;
	padding-left: 1.5rem;
	padding-right: 1.5rem;
}

.wrapper {
	padding-top: 2rem;
	padding-bottom: 3rem;
}

.site-layout {
	display: flex;
	flex-direction: column;
	gap: 2rem;
}

@media (min-width: 992px) {
	.site-layout {
		display: grid;
		grid-template-columns: 1fr;
	}

	.site-layout:has(.sidebar-left) {
		grid-template-columns: 300px 1fr;
	}

	.site-layout:has(.sidebar-right) {
		grid-template-columns: 1fr 300px;
	}

	.site-layout:has(.sidebar-left):has(.sidebar-right) {
		grid-template-columns: 260px 1fr 260px;
	}
}

.content-area {
	min-width: 0;
}

.sidebar-area {
	display: flex;
	flex-direction: column;
	gap: 2rem;
}

/* Site Header & Navigation */
.site-header {
	background-color: var(--color-surface);
	border-bottom: 1px solid var(--color-border);
	position: sticky;
	top: 0;
	z-index: 1000;
	box-shadow: var(--shadow-sm);
}

.nav-container {
	display: flex;
	align-items: center;
	justify-content: space-between;
	height: var(--header-height);
}

.site-title {
	font-size: 1.4rem;
	font-weight: 800;
	color: var(--color-accent);
	margin: 0;
}

.menu-toggle {
	display: none;
	background: none;
	border: 1px solid var(--color-border);
	border-radius: var(--radius);
	padding: 0.5rem 0.75rem;
	cursor: pointer;
}

.hamburger-icon {
	display: block;
	width: 20px;
	height: 2px;
	background-color: var(--color-accent);
	position: relative;
	transition: background-color var(--transition);
}

.hamburger-icon::before,
.hamburger-icon::after {
	content: '';
	position: absolute;
	width: 100%;
	height: 2px;
	background-color: var(--color-accent);
	left: 0;
	transition: transform var(--transition);
}

.hamburger-icon::before { top: -6px; }
.hamburger-icon::after { top: 6px; }

.nav-menu {
	list-style: none;
	margin: 0;
	padding: 0;
	display: flex;
	align-items: center;
	gap: 1.5rem;
}

.nav-menu a {
	color: var(--color-text);
	font-weight: 500;
	padding: 0.5rem 0;
}

.nav-menu a:hover,
.nav-menu .current-menu-item > a {
	color: var(--color-primary);
}

/* Submenu Dropdowns */
.nav-menu .menu-item-has-children {
	position: relative;
}

.nav-menu .sub-menu {
	list-style: none;
	margin: 0;
	padding: 0.5rem 0;
	position: absolute;
	top: 100%;
	left: 0;
	background-color: var(--color-surface);
	min-width: 200px;
	border: 1px solid var(--color-border);
	border-radius: var(--radius);
	box-shadow: var(--shadow-md);
	opacity: 0;
	visibility: hidden;
	transform: translateY(10px);
	transition: all var(--transition);
}

.nav-menu .menu-item-has-children:hover > .sub-menu {
	opacity: 1;
	visibility: visible;
	transform: translateY(0);
}

.nav-menu .sub-menu a {
	display: block;
	padding: 0.5rem 1rem;
}

@media (max-width: 991px) {
	.menu-toggle {
		display: block;
	}

	.main-menu-wrapper {
		display: none;
		position: absolute;
		top: var(--header-height);
		left: 0;
		right: 0;
		background-color: var(--color-surface);
		border-bottom: 1px solid var(--color-border);
		padding: 1rem 1.5rem;
		box-shadow: var(--shadow-md);
	}

	.main-menu-wrapper.is-open {
		display: block;
	}

	.nav-menu {
		flex-direction: column;
		align-items: flex-start;
		gap: 0.75rem;
	}

	.nav-menu .sub-menu {
		position: static;
		opacity: 1;
		visibility: visible;
		transform: none;
		box-shadow: none;
		border: none;
		padding-left: 1rem;
	}
}

/* Post Cards & Articles */
article.post, article.page {
	background-color: var(--color-surface);
	border-radius: var(--radius);
	border: 1px solid var(--color-border);
	padding: 2rem;
	margin-bottom: 2rem;
	box-shadow: var(--shadow-sm);
}

.entry-header {
	margin-bottom: 1.25rem;
}

.entry-title {
	font-size: 1.75rem;
	margin-bottom: 0.5rem;
}

.entry-meta {
	font-size: 0.875rem;
	color: var(--color-text-muted);
	display: flex;
	gap: 1rem;
	flex-wrap: wrap;
}

.entry-content {
	line-height: 1.7;
}

.entry-footer {
	margin-top: 1.5rem;
	padding-top: 1rem;
	border-top: 1px solid var(--color-border);
	font-size: 0.875rem;
	color: var(--color-text-muted);
}

/* Buttons & Inputs */
.button, input[type="submit"], button {
	display: inline-block;
	background-color: var(--color-primary);
	color: #ffffff;
	font-weight: 600;
	padding: 0.625rem 1.25rem;
	border-radius: var(--radius);
	border: none;
	cursor: pointer;
	transition: background-color var(--transition);
	font-size: 0.95rem;
}

.button:hover, input[type="submit"]:hover, button:hover {
	background-color: var(--color-primary-hover);
	color: #ffffff;
}

input[type="text"],
input[type="search"],
input[type="email"],
input[type="url"],
input[type="password"],
textarea,
select {
	width: 100%;
	padding: 0.625rem 0.875rem;
	border: 1px solid var(--color-border);
	border-radius: var(--radius);
	background-color: var(--color-surface);
	font-family: inherit;
	font-size: 0.95rem;
	color: var(--color-text);
	transition: border-color var(--transition);
}

input:focus, textarea:focus, select:focus {
	outline: none;
	border-color: var(--color-primary);
}

.search-input-group {
	display: flex;
	gap: 0.5rem;
}

.search-input-group .search-field {
	flex: 1;
}

/* Pagination */
.pagination, .nav-links {
	display: flex;
	gap: 0.5rem;
	align-items: center;
	margin-top: 2rem;
}

.page-numbers {
	padding: 0.5rem 0.875rem;
	border: 1px solid var(--color-border);
	border-radius: var(--radius);
	background-color: var(--color-surface);
	color: var(--color-text);
}

.page-numbers.current {
	background-color: var(--color-primary);
	color: #ffffff;
	border-color: var(--color-primary);
}

/* Widgets & Sidebar */
.widget {
	background-color: var(--color-surface);
	border-radius: var(--radius);
	border: 1px solid var(--color-border);
	padding: 1.5rem;
	margin-bottom: 1.5rem;
	box-shadow: var(--shadow-sm);
}

.widget-title {
	font-size: 1.15rem;
	margin-bottom: 1rem;
	padding-bottom: 0.5rem;
	border-bottom: 2px solid var(--color-border);
}

.widget ul {
	list-style: none;
	padding: 0;
	margin: 0;
}

.widget ul li {
	padding: 0.375rem 0;
	border-bottom: 1px dashed var(--color-border);
}

.widget ul li:last-child {
	border-bottom: none;
}

/* Footer */
.site-footer {
	background-color: var(--color-surface);
	border-top: 1px solid var(--color-border);
	padding: 2rem 0;
	text-align: center;
	color: var(--color-text-muted);
	font-size: 0.875rem;
}