/**
 * Main CSS file for TechCardPro
 * Minimal placeholder content.
 */

:root {
	/* Colors */
	--primary-color: #222;
	--secondary-color: #555;
	--background-color: #fff;
	--link-color: #0073aa;
	--link-hover-color: #005177;
	--border-color: #dedede;
	--error-color: #d63638;
	--success-color: #00a32a;

	/* Typography */
	--font-primary: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Oxygen-Sans, Ubuntu, Cantarell, "Helvetica Neue", sans-serif;
	--font-base: 1rem;
	--font-md: 1.125rem;
	--font-lg: 1.5rem;
	--font-xl: 2rem;

	/* Spacing */
	--spacing-sm: 0.5rem;
	--spacing-md: 1rem;
	--spacing-lg: 2rem;
	--spacing-xl: 4rem;

	/* Layout */
	--container-max-width: 1200px;
	--container-padding: 1.5rem;
	--border-radius: 4px;
	--box-shadow: 0 2px 4px rgba(0,0,0,0.1);
}

/* Base Styles */
body {
	font-family: var(--font-primary);
	font-size: var(--font-base);
	color: var(--primary-color);
	background: var(--background-color);
	line-height: 1.6;
	overflow-x: hidden;
}

/* Base Typography */
h1, h2, h3, h4, h5, h6 {
	clear: both;
	line-height: 1.2;
	margin-top: var(--spacing-lg);
	margin-bottom: var(--spacing-md);
}

p {
	margin-bottom: var(--spacing-md);
}

/* Accessibility */
a:focus-visible,
button:focus-visible,
input:focus-visible,
textarea:focus-visible,
select:focus-visible {
	outline: 2px solid var(--primary-color);
	outline-offset: 2px;
}

@media (prefers-reduced-motion: reduce) {
	* {
		animation-duration: 0.01ms !important;
		animation-iteration-count: 1 !important;
		transition-duration: 0.01ms !important;
		scroll-behavior: auto !important;
	}
}

a {
	color: var(--link-color);
	text-decoration: none;
	transition: color 0.2s ease;
}

a:hover,
a:focus {
	color: var(--link-hover-color);
	text-decoration: underline;
}

/* Layout Container */
.container {
	max-width: var(--container-max-width);
	margin: 0 auto;
	padding: 0 var(--container-padding);
}

/* Header & Nav */
.site-header {
	padding: var(--spacing-md) 0;
	border-bottom: 1px solid var(--border-color);
}

.site-header .site-branding {
	display: flex;
	flex-wrap: wrap;
	justify-content: space-between;
	align-items: center;
	padding-left: var(--container-padding);
	padding-right: var(--container-padding);
}

.site-title-text {
	font-size: var(--font-lg);
	font-weight: 700;
	margin: 0;
}

.site-title-text a {
	color: inherit;
	text-decoration: none;
}

/* Navigation - Mobile First */
.menu-toggle {
	display: block;
	background: none;
	border: 1px solid var(--border-color);
	border-radius: var(--border-radius);
	padding: 0.5rem 1rem;
	font-size: 1rem;
	color: var(--primary-color);
	cursor: pointer;
}

.main-navigation ul {
	display: none; /* Hidden by default on mobile */
	list-style: none;
	margin: 0;
	padding: 0;
	width: 100%;
}

.main-navigation.toggled ul {
	display: block;
	padding-top: var(--spacing-md);
}

.main-navigation li {
	margin-bottom: var(--spacing-sm);
	border-bottom: 1px solid #f0f0f0;
}

.main-navigation a {
	display: block;
	padding: 0.5rem 0;
}

/* Buttons */
.btn,
button[type="submit"],
input[type="submit"] {
	display: inline-block;
	background-color: var(--link-color);
	color: #fff;
	padding: 0.5rem 1.25rem;
	border: none;
	border-radius: var(--border-radius);
	font-size: 1rem;
	cursor: pointer;
	text-decoration: none;
	transition: background-color 0.2s;
}

.btn:hover,
.btn:focus,
button[type="submit"]:hover,
button[type="submit"]:focus,
input[type="submit"]:hover,
input[type="submit"]:focus {
	background-color: var(--link-hover-color);
	text-decoration: none;
}

.btn--ghost {
	background-color: transparent;
	color: var(--link-color);
	border: 2px solid var(--link-color);
}

.btn--ghost:hover,
.btn--ghost:focus {
	background-color: var(--link-color);
	color: #fff;
}

/* Forms */
input[type="text"],
input[type="email"],
input[type="url"],
input[type="password"],
input[type="search"],
input[type="number"],
input[type="tel"],
input[type="date"],
textarea,
select {
	width: 100%;
	padding: 0.5rem;
	border: 1px solid var(--border-color);
	border-radius: var(--border-radius);
	font-size: 1rem;
	max-width: 100%;
}

label {
	display: block;
	margin-bottom: 0.25rem;
	font-weight: 500;
}

/* Cards & Grid */
.grid {
	display: grid;
	gap: var(--spacing-lg);
	grid-template-columns: 1fr;
}

@media (min-width: 600px) {
	.grid {
		grid-template-columns: repeat(2, 1fr);
	}
}

@media (min-width: 900px) {
	.grid {
		grid-template-columns: repeat(3, 1fr);
	}
}

.card {
	background: #fff;
	border: 1px solid var(--border-color);
	border-radius: var(--border-radius);
	padding: var(--spacing-md);
	box-shadow: var(--box-shadow);
}

/* Responsive Desktop Nav */
@media (min-width: 768px) {
	.menu-toggle {
		display: none;
	}

	.main-navigation ul {
		display: flex;
		align-items: center;
		flex-wrap: wrap;
		gap: var(--spacing-md);
		border-top: none;
	}
	
	.main-navigation.toggled ul {
		padding-top: 0;
	}

	.main-navigation li {
		margin: 0;
		border-bottom: none;
	}

	.main-navigation a {
		padding: 0.5rem;
	}
	
	.site-header {
		padding: var(--spacing-lg) 0;
	}
	
	.site-header .site-branding {
		flex-direction: row;
		padding: 0; /* Container handles padding */
	}
}

/* Content Area */
.site-content {
	padding-top: 2rem;
	padding-bottom: 2rem;
}

.entry-header {
	margin-bottom: 1rem;
}

.entry-title {
	margin: 0;
	line-height: 1.3;
}

.entry-title a {
	color: inherit;
}

article {
	margin-bottom: 3rem;
}

/* Footer */
.site-footer {
	padding: 2rem 0;
	border-top: 1px solid #eee;
	text-align: center;
	font-size: 0.875rem;
	color: #666;
}

/* Footer Menu */
.footer-navigation ul {
	display: flex;
	flex-wrap: wrap;
	justify-content: center;
	list-style: none;
	margin: 0 0 var(--spacing-md) 0;
	padding: 0;
	gap: var(--spacing-md);
}

.footer-navigation a {
	color: var(--secondary-color);
	font-size: 0.9rem;
}

.footer-navigation a:hover {
	color: var(--link-hover-color);
}

/* Images */
img {
	max-width: 100%;
	height: auto;
}

/* Responsive */
@media (min-width: 768px) {
	.site-header .site-branding {
		flex-direction: row;
		justify-content: space-between;
	}
}

/* Post Typography & Elements */
.entry-content,
.entry-summary {
	margin-top: 1rem;
}

.entry-content h2,
.entry-content h3,
.entry-content h4 {
	margin-top: 2rem;
	margin-bottom: 1rem;
	line-height: 1.3;
}

.entry-content ul,
.entry-content ol {
	padding-left: 1.5rem;
	margin-bottom: 1.5rem;
}

.entry-content p {
	margin-bottom: 1.5rem;
}

/* Pagination */
.pagination,
.posts-navigation,
.post-navigation {
	margin-top: 3rem;
	padding-top: 2rem;
	border-top: 1px solid #eee;
}

.nav-links {
	display: flex;
	justify-content: center;
	gap: 1rem;
	flex-wrap: wrap;
}

.nav-links a,
.nav-links span {
	padding: 0.5rem 1rem;
	border: 1px solid #ddd;
	border-radius: 4px;
	color: var(--primary-color);
	text-decoration: none;
}

.nav-links .current,
.nav-links a:hover,
.nav-links a:focus {
	background-color: #f5f5f5;
	border-color: #bbb;
}

.nav-links a:focus-visible {
	outline: 2px solid var(--primary-color);
	outline-offset: 2px;
}

/* 404 & Search */
.error-404 .page-content,
.no-results .page-content {
	margin-top: 2rem;
}

.search-form label {
	display: block;
	margin-bottom: 0.5rem;
}

.search-form input[type="search"] {
	padding: 0.5rem;
	border: 1px solid #ccc;
	border-radius: 4px;
	max-width: 100%;
}

.search-form input[type="submit"] {
	padding: 0.5rem 1rem;
	background-color: var(--primary-color);
	color: #fff;
	border: none;
	border-radius: 4px;
	cursor: pointer;
	margin-left: 0.5rem;
}

.search-form input[type="submit"]:hover {
	opacity: 0.9;
}