/*
Theme Name: PaintPricing
Theme URI: https://paintpricing.com
Author: PaintPricing
Author URI: https://paintpricing.com
Description: A mobile-first, SEO-optimized WordPress theme for PaintPricing — professional painting estimate software. Clean, fast, conversion-focused.
Version: 1.0.0
Requires at least: 6.0
Tested up to: 6.5
Requires PHP: 8.0
License: GNU General Public License v2 or later
License URI: https://www.gnu.org/licenses/gpl-2.0.html
Text Domain: paintpricing
Tags: one-column, two-columns, custom-logo, featured-images, theme-options, translation-ready
*/

/* ==========================================================================
   Design Tokens
   ========================================================================== */

:root {
	/* Colors */
	--color-primary: #1E3A5F;
	--color-primary-dark: #152C49;
	--color-primary-light: #2A4F7F;
	--color-accent: #F5A623;
	--color-accent-dark: #D4901A;
	--color-accent-light: #F7B84D;
	--color-success: #16A34A;
	--color-danger: #DC2626;
	--color-bg: #F8FAFC;
	--color-surface: #FFFFFF;
	--color-text: #1E293B;
	--color-muted: #64748B;
	--color-border: #E2E8F0;

	/* Typography */
	--font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
	--font-mono: 'JetBrains Mono', 'Fira Code', monospace;

	/* Font sizes — fluid */
	--text-xs: 0.75rem;
	--text-sm: 0.875rem;
	--text-base: 1rem;
	--text-lg: 1.125rem;
	--text-xl: 1.25rem;
	--text-2xl: 1.5rem;
	--text-3xl: 1.875rem;
	--text-4xl: 2.25rem;
	--text-5xl: 3rem;

	/* Spacing */
	--space-1: 0.25rem;
	--space-2: 0.5rem;
	--space-3: 0.75rem;
	--space-4: 1rem;
	--space-5: 1.25rem;
	--space-6: 1.5rem;
	--space-8: 2rem;
	--space-10: 2.5rem;
	--space-12: 3rem;
	--space-16: 4rem;
	--space-20: 5rem;
	--space-24: 6rem;

	/* Layout */
	--container-max: 1200px;
	--container-narrow: 780px;
	--radius: 8px;
	--radius-btn: 6px;
	--radius-sm: 4px;
	--radius-lg: 12px;

	/* Shadows */
	--shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.05);
	--shadow: 0 1px 3px rgba(0, 0, 0, 0.1), 0 1px 2px rgba(0, 0, 0, 0.06);
	--shadow-md: 0 4px 6px rgba(0, 0, 0, 0.07), 0 2px 4px rgba(0, 0, 0, 0.06);
	--shadow-lg: 0 10px 15px rgba(0, 0, 0, 0.1), 0 4px 6px rgba(0, 0, 0, 0.05);

	/* Transitions */
	--transition: 150ms ease;
	--transition-slow: 300ms ease;
}

/* ==========================================================================
   Reset
   ========================================================================== */

*,
*::before,
*::after {
	box-sizing: border-box;
	margin: 0;
	padding: 0;
}

html {
	-webkit-text-size-adjust: 100%;
	scroll-behavior: smooth;
	scroll-padding-top: 80px;
}

body {
	font-family: var(--font-sans);
	font-size: var(--text-base);
	line-height: 1.7;
	color: var(--color-text);
	background-color: var(--color-bg);
	-webkit-font-smoothing: antialiased;
	-moz-osx-font-smoothing: grayscale;
}

img,
picture,
video,
canvas,
svg {
	display: block;
	max-width: 100%;
	height: auto;
}

input,
button,
textarea,
select {
	font: inherit;
	color: inherit;
}

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

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

ul,
ol {
	list-style: none;
}

table {
	border-collapse: collapse;
	width: 100%;
}

fieldset {
	border: none;
}

/* ==========================================================================
   Typography
   ========================================================================== */

h1, h2, h3, h4, h5, h6 {
	font-weight: 700;
	line-height: 1.25;
	color: var(--color-primary);
	margin-bottom: var(--space-4);
}

h1 {
	font-size: var(--text-3xl);
}

h2 {
	font-size: var(--text-2xl);
}

h3 {
	font-size: var(--text-xl);
}

h4 {
	font-size: var(--text-lg);
}

h5 {
	font-size: var(--text-base);
}

h6 {
	font-size: var(--text-sm);
}

p {
	margin-bottom: var(--space-4);
}

strong, b {
	font-weight: 600;
}

small {
	font-size: var(--text-sm);
}

blockquote {
	border-left: 4px solid var(--color-accent);
	padding: var(--space-4) var(--space-6);
	margin: var(--space-6) 0;
	background: var(--color-surface);
	border-radius: 0 var(--radius) var(--radius) 0;
	font-style: italic;
	color: var(--color-muted);
}

code, pre {
	font-family: var(--font-mono);
	font-size: var(--text-sm);
}

code {
	background: var(--color-bg);
	padding: 0.15em 0.4em;
	border-radius: var(--radius-sm);
}

pre {
	background: var(--color-primary);
	color: #E2E8F0;
	padding: var(--space-6);
	border-radius: var(--radius);
	overflow-x: auto;
	margin: var(--space-6) 0;
}

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

hr {
	border: none;
	border-top: 1px solid var(--color-border);
	margin: var(--space-8) 0;
}

/* ==========================================================================
   Layout
   ========================================================================== */

.container {
	width: 100%;
	max-width: var(--container-max);
	margin-inline: auto;
	padding-inline: var(--space-4);
}

.container--narrow {
	max-width: var(--container-narrow);
}

.site-main {
	padding: var(--space-8) 0;
	min-height: 60vh;
}

/* Full-bleed single templates manage their own spacing */
.single-city_page .site-main,
.home .site-main,
.page-template-page-calculator .site-main,
.page-template-page-pricing .site-main,
.page-template-page-contact .site-main,
.page-template-page-faq .site-main,
.page-template-page-about .site-main {
	padding: 0;
}

.single-city_page .site-footer,
.home .site-footer,
.page-template-page-calculator .site-footer,
.page-template-page-pricing .site-footer,
.page-template-page-contact .site-footer,
.page-template-page-faq .site-footer,
.page-template-page-about .site-footer {
	margin-top: 0;
}

.content-area {
	display: grid;
	grid-template-columns: 1fr;
	gap: var(--space-8);
}

/* ==========================================================================
   Buttons
   ========================================================================== */

.btn {
	display: inline-flex;
	align-items: center;
	justify-content: center;
	gap: var(--space-2);
	font-weight: 600;
	font-size: var(--text-sm);
	line-height: 1;
	padding: 0.75rem 1.5rem;
	border-radius: var(--radius-btn);
	border: 2px solid transparent;
	cursor: pointer;
	transition: all var(--transition);
	text-decoration: none;
	white-space: nowrap;
}

.btn:focus-visible {
	outline: 2px solid var(--color-accent);
	outline-offset: 2px;
}

.btn--primary {
	background: var(--color-accent);
	color: var(--color-primary);
	border-color: var(--color-accent);
}

.btn--primary:hover,
.btn--primary:focus {
	background: var(--color-accent-dark);
	border-color: var(--color-accent-dark);
	color: var(--color-primary);
}

.btn--secondary {
	background: var(--color-primary);
	color: var(--color-surface);
	border-color: var(--color-primary);
}

.btn--secondary:hover,
.btn--secondary:focus {
	background: var(--color-primary-dark);
	border-color: var(--color-primary-dark);
	color: var(--color-surface);
}

.btn--outline {
	background: transparent;
	color: var(--color-primary);
	border-color: var(--color-border);
}

.btn--outline:hover,
.btn--outline:focus {
	border-color: var(--color-primary);
	color: var(--color-primary);
}

.btn--ghost {
	background: transparent;
	color: var(--color-primary);
	border-color: transparent;
}

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

.btn--sm {
	font-size: var(--text-xs);
	padding: 0.5rem 1rem;
}

.btn--lg {
	font-size: var(--text-base);
	padding: 1rem 2rem;
}

.btn--full {
	width: 100%;
}

/* ==========================================================================
   Cards
   ========================================================================== */

.card {
	background: var(--color-surface);
	border-radius: var(--radius);
	box-shadow: var(--shadow);
	overflow: hidden;
	transition: box-shadow var(--transition), transform var(--transition);
}

.card:hover {
	box-shadow: var(--shadow-md);
	transform: translateY(-2px);
}

.card__image {
	width: 100%;
	aspect-ratio: 3 / 2;
	object-fit: cover;
}

.card__body {
	padding: var(--space-6);
}

.card__title {
	font-size: var(--text-lg);
	margin-bottom: var(--space-2);
}

.card__title a {
	color: var(--color-primary);
}

.card__title a:hover {
	color: var(--color-accent);
}

.card__excerpt {
	color: var(--color-muted);
	font-size: var(--text-sm);
	margin-bottom: var(--space-4);
	display: -webkit-box;
	-webkit-line-clamp: 3;
	-webkit-box-orient: vertical;
	overflow: hidden;
}

.card__meta {
	display: flex;
	align-items: center;
	gap: var(--space-3);
	font-size: var(--text-xs);
	color: var(--color-muted);
}

/* ==========================================================================
   Badges
   ========================================================================== */

.badge {
	display: inline-flex;
	align-items: center;
	font-size: var(--text-xs);
	font-weight: 600;
	padding: 0.2em 0.65em;
	border-radius: 9999px;
	line-height: 1.4;
	text-transform: uppercase;
	letter-spacing: 0.025em;
}

.badge--primary {
	background: var(--color-primary);
	color: var(--color-surface);
}

.badge--accent {
	background: var(--color-accent);
	color: var(--color-primary);
}

.badge--success {
	background: #DCFCE7;
	color: var(--color-success);
}

.badge--danger {
	background: #FEE2E2;
	color: var(--color-danger);
}

.badge--muted {
	background: var(--color-bg);
	color: var(--color-muted);
}

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

.site-header {
	background: var(--color-surface);
	border-bottom: 1px solid var(--color-border);
	position: sticky;
	top: 0;
	z-index: 1000;
	transition: box-shadow var(--transition);
}

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

.site-header .container {
	display: flex;
	align-items: center;
	justify-content: space-between;
	height: 64px;
}

.site-brand {
	display: flex;
	align-items: center;
	gap: var(--space-2);
	font-size: var(--text-xl);
	font-weight: 800;
	color: var(--color-primary);
	text-decoration: none;
	letter-spacing: -0.025em;
}

.site-brand:hover,
.site-brand:focus {
	color: var(--color-primary);
}

.site-brand__icon {
	width: 32px;
	height: 32px;
	background: var(--color-accent);
	border-radius: var(--radius-sm);
	display: flex;
	align-items: center;
	justify-content: center;
}

/* Mobile menu toggle — CSS-only */
.nav-toggle {
	display: flex;
	align-items: center;
	justify-content: center;
	width: 40px;
	height: 40px;
	background: none;
	border: none;
	cursor: pointer;
	position: relative;
	z-index: 1001;
}

.nav-toggle__icon,
.nav-toggle__icon::before,
.nav-toggle__icon::after {
	display: block;
	width: 22px;
	height: 2px;
	background: var(--color-text);
	border-radius: 2px;
	transition: all var(--transition-slow);
}

.nav-toggle__icon::before,
.nav-toggle__icon::after {
	content: '';
	position: absolute;
}

.nav-toggle__icon::before {
	transform: translateY(-6px);
}

.nav-toggle__icon::after {
	transform: translateY(6px);
}

/* Checkbox hack for CSS-only toggle */
.nav-toggle-checkbox {
	position: absolute;
	opacity: 0;
	width: 0;
	height: 0;
}

.nav-toggle-checkbox:checked ~ .primary-navigation {
	transform: translateX(0);
	visibility: visible;
}

.nav-toggle-checkbox:checked ~ .nav-toggle .nav-toggle__icon {
	background: transparent;
}

.nav-toggle-checkbox:checked ~ .nav-toggle .nav-toggle__icon::before {
	transform: rotate(45deg);
}

.nav-toggle-checkbox:checked ~ .nav-toggle .nav-toggle__icon::after {
	transform: rotate(-45deg);
}

.primary-navigation {
	position: fixed;
	top: 0;
	right: 0;
	width: min(280px, 90vw);
	height: 100vh;
	background: var(--color-surface);
	padding: 80px var(--space-6) var(--space-6);
	transform: translateX(100%);
	transition: transform var(--transition-slow);
	visibility: hidden;
	box-shadow: var(--shadow-lg);
	z-index: 999;
}

.primary-navigation ul {
	display: flex;
	flex-direction: column;
	gap: var(--space-1);
}

.primary-navigation a {
	display: block;
	padding: var(--space-3) var(--space-4);
	color: var(--color-text);
	font-weight: 500;
	font-size: var(--text-base);
	border-radius: var(--radius-btn);
	transition: background var(--transition);
}

.primary-navigation a:hover,
.primary-navigation a:focus {
	background: var(--color-bg);
	color: var(--color-primary);
}

.header-cta {
	display: none;
}

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

.site-footer {
	background: var(--color-primary);
	color: #CBD5E1;
	padding: var(--space-16) 0 var(--space-8);
	margin-top: var(--space-16);
}

.footer-grid {
	display: grid;
	grid-template-columns: 1fr;
	gap: var(--space-8);
	margin-bottom: var(--space-12);
}

.footer-col__title {
	font-size: var(--text-sm);
	font-weight: 700;
	color: var(--color-surface);
	text-transform: uppercase;
	letter-spacing: 0.05em;
	margin-bottom: var(--space-4);
}

.footer-col a {
	display: block;
	color: #94A3B8;
	padding: var(--space-1) 0;
	font-size: var(--text-sm);
	transition: color var(--transition);
}

.footer-col a:hover,
.footer-col a:focus {
	color: var(--color-accent);
}

.footer-brand {
	font-size: var(--text-lg);
	font-weight: 800;
	color: var(--color-surface);
	margin-bottom: var(--space-3);
}

.footer-brand__tagline {
	font-size: var(--text-sm);
	color: #94A3B8;
	line-height: 1.6;
}

.footer-bottom {
	border-top: 1px solid rgba(255, 255, 255, 0.1);
	padding-top: var(--space-6);
	display: flex;
	flex-direction: column;
	gap: var(--space-3);
	font-size: var(--text-sm);
	color: #64748B;
}

.footer-bottom a {
	color: #94A3B8;
}

/* ==========================================================================
   Blog Post Grid
   ========================================================================== */

.post-grid {
	display: grid;
	grid-template-columns: 1fr;
	gap: var(--space-6);
}

/* ==========================================================================
   Single Post
   ========================================================================== */

.single-post__header {
	margin-bottom: var(--space-8);
}

.single-post__category {
	margin-bottom: var(--space-3);
}

.single-post__title {
	font-size: var(--text-3xl);
	margin-bottom: var(--space-4);
}

.single-post__meta {
	display: flex;
	flex-wrap: wrap;
	align-items: center;
	gap: var(--space-4);
	color: var(--color-muted);
	font-size: var(--text-sm);
}

.single-post__meta span {
	display: flex;
	align-items: center;
	gap: var(--space-1);
}

.single-post__featured-image {
	border-radius: var(--radius);
	overflow: hidden;
	margin-bottom: var(--space-8);
}

.single-post__featured-image img {
	width: 100%;
	height: auto;
}

/* Table of contents */
.toc {
	background: var(--color-bg);
	border: 1px solid var(--color-border);
	border-radius: var(--radius);
	padding: var(--space-6);
	margin-bottom: var(--space-8);
}

.toc__title {
	font-size: var(--text-base);
	font-weight: 700;
	margin-bottom: var(--space-3);
	color: var(--color-primary);
}

.toc__list {
	counter-reset: toc;
	list-style: none;
	padding-left: 0;
}

.toc__list li {
	counter-increment: toc;
	padding: var(--space-1) 0;
}

.toc__list .toc__sublist {
	list-style: none;
}

.toc__list li::before {
	content: counter(toc) ". ";
	font-weight: 600;
	color: var(--color-accent);
}

.toc__list a {
	color: var(--color-muted);
	font-size: var(--text-sm);
}

.toc__list a:hover {
	color: var(--color-primary);
}

.toc__list .toc__sublist {
	padding-left: var(--space-6);
	counter-reset: toc-sub;
}

.toc__list .toc__sublist li {
	counter-increment: toc-sub;
}

.toc__list .toc__sublist li::before {
	content: counter(toc) "." counter(toc-sub) " ";
}

/* Article content */
.entry-content {
	line-height: 1.8;
}

.entry-content h2 {
	margin-top: var(--space-10);
	padding-top: var(--space-4);
}

.entry-content h3 {
	margin-top: var(--space-8);
}

.entry-content ul,
.entry-content ol {
	margin: var(--space-4) 0;
	padding-left: var(--space-6);
}

.entry-content ul {
	list-style: disc;
}

.entry-content ol {
	list-style: decimal;
}

.entry-content li {
	margin-bottom: var(--space-2);
}

.entry-content a {
	color: var(--color-primary);
	text-decoration: underline;
	text-decoration-color: var(--color-accent);
	text-underline-offset: 2px;
}

.entry-content img {
	border-radius: var(--radius);
	margin: var(--space-6) 0;
}

.entry-content table {
	margin: var(--space-6) 0;
	border: 1px solid var(--color-border);
	border-radius: var(--radius);
	overflow: hidden;
}

.entry-content th,
.entry-content td {
	padding: var(--space-3) var(--space-4);
	border-bottom: 1px solid var(--color-border);
	text-align: left;
}

.entry-content th {
	background: var(--color-bg);
	font-weight: 600;
	font-size: var(--text-sm);
}

/* CTA Banner */
.cta-banner {
	background: var(--color-primary);
	color: var(--color-surface);
	border-radius: var(--radius);
	padding: var(--space-8) var(--space-6);
	margin: var(--space-10) 0;
	text-align: center;
}

.cta-banner__title {
	color: var(--color-surface);
	font-size: var(--text-2xl);
	margin-bottom: var(--space-3);
}

.cta-banner__text {
	color: #CBD5E1;
	margin-bottom: var(--space-6);
	max-width: 480px;
	margin-inline: auto;
}

/* Related posts */
.related-posts {
	margin-top: var(--space-12);
	padding-top: var(--space-8);
	border-top: 1px solid var(--color-border);
}

.related-posts__title {
	margin-bottom: var(--space-6);
}

/* Social share */
.social-share {
	display: flex;
	align-items: center;
	gap: var(--space-3);
	margin: var(--space-6) 0;
	padding: var(--space-4) 0;
	border-top: 1px solid var(--color-border);
	border-bottom: 1px solid var(--color-border);
}

.social-share__label {
	font-weight: 600;
	font-size: var(--text-sm);
	color: var(--color-muted);
}

.social-share a {
	display: inline-flex;
	align-items: center;
	justify-content: center;
	width: 36px;
	height: 36px;
	border-radius: var(--radius-btn);
	background: var(--color-bg);
	color: var(--color-muted);
	transition: all var(--transition);
}

.social-share a:hover {
	background: var(--color-primary);
	color: var(--color-surface);
}

/* ==========================================================================
   Sidebar
   ========================================================================== */

.widget {
	background: var(--color-surface);
	border-radius: var(--radius);
	padding: var(--space-6);
	box-shadow: var(--shadow-sm);
	margin-bottom: var(--space-6);
}

.widget__title {
	font-size: var(--text-base);
	font-weight: 700;
	margin-bottom: var(--space-4);
	padding-bottom: var(--space-3);
	border-bottom: 2px solid var(--color-accent);
}

.widget ul li {
	padding: var(--space-2) 0;
	border-bottom: 1px solid var(--color-border);
}

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

.widget ul a {
	color: var(--color-text);
	font-size: var(--text-sm);
}

.widget ul a:hover {
	color: var(--color-accent);
}

/* Sidebar CTA */
.sidebar-cta {
	background: var(--color-primary);
	color: var(--color-surface);
	text-align: center;
}

.sidebar-cta .widget__title {
	color: var(--color-surface);
	border-bottom-color: var(--color-accent);
}

.sidebar-cta p {
	font-size: var(--text-sm);
	color: #CBD5E1;
	margin-bottom: var(--space-4);
}

/* ==========================================================================
   Pagination
   ========================================================================== */

.pagination {
	display: flex;
	align-items: center;
	justify-content: center;
	gap: var(--space-2);
	margin-top: var(--space-10);
}

.pagination a,
.pagination span {
	display: inline-flex;
	align-items: center;
	justify-content: center;
	min-width: 40px;
	height: 40px;
	padding: 0 var(--space-3);
	border-radius: var(--radius-btn);
	font-size: var(--text-sm);
	font-weight: 500;
	transition: all var(--transition);
}

.pagination a {
	background: var(--color-surface);
	color: var(--color-text);
	border: 1px solid var(--color-border);
}

.pagination a:hover {
	border-color: var(--color-primary);
	color: var(--color-primary);
}

.pagination .current {
	background: var(--color-primary);
	color: var(--color-surface);
	border: 1px solid var(--color-primary);
}

/* ==========================================================================
   Breadcrumbs
   ========================================================================== */

.breadcrumbs {
	display: flex;
	flex-wrap: wrap;
	align-items: center;
	gap: var(--space-2);
	font-size: var(--text-sm);
	color: var(--color-muted);
	margin-bottom: var(--space-6);
}

.breadcrumbs a {
	color: var(--color-muted);
}

.breadcrumbs a:hover {
	color: var(--color-primary);
}

.breadcrumbs__separator {
	color: var(--color-border);
}

/* ==========================================================================
   404 Page
   ========================================================================== */

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

.error-404__code {
	font-size: 6rem;
	font-weight: 800;
	color: var(--color-border);
	line-height: 1;
	margin-bottom: var(--space-4);
}

.error-404__title {
	font-size: var(--text-3xl);
	margin-bottom: var(--space-4);
}

.error-404__text {
	color: var(--color-muted);
	max-width: 480px;
	margin-inline: auto;
	margin-bottom: var(--space-8);
}

.error-404 .search-form {
	max-width: 400px;
	margin-inline: auto;
	margin-bottom: var(--space-8);
}

/* ==========================================================================
   Search Form
   ========================================================================== */

.search-form {
	display: flex;
	gap: var(--space-2);
}

.search-form .search-field {
	flex: 1;
	padding: 0.65rem 1rem;
	border: 1px solid var(--color-border);
	border-radius: var(--radius-btn);
	background: var(--color-surface);
	font-size: var(--text-sm);
	transition: border-color var(--transition);
}

.search-form .search-field:focus {
	outline: none;
	border-color: var(--color-primary);
	box-shadow: 0 0 0 3px rgba(30, 58, 95, 0.1);
}

.search-form .search-submit {
	padding: 0.65rem 1.25rem;
	background: var(--color-primary);
	color: var(--color-surface);
	border: none;
	border-radius: var(--radius-btn);
	font-weight: 600;
	font-size: var(--text-sm);
	cursor: pointer;
	transition: background var(--transition);
}

.search-form .search-submit:hover {
	background: var(--color-primary-dark);
}

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

.archive-header {
	margin-bottom: var(--space-8);
	padding-bottom: var(--space-6);
	border-bottom: 1px solid var(--color-border);
}

.archive-header__label {
	font-size: var(--text-sm);
	font-weight: 600;
	color: var(--color-muted);
	text-transform: uppercase;
	letter-spacing: 0.05em;
	margin-bottom: var(--space-2);
}

.archive-header__title {
	font-size: var(--text-3xl);
	margin-bottom: var(--space-2);
}

.archive-header__description {
	color: var(--color-muted);
	font-size: var(--text-base);
}

/* ==========================================================================
   Skip Link
   ========================================================================== */

.skip-link {
	position: absolute;
	top: -100%;
	left: var(--space-4);
	background: var(--color-primary);
	color: var(--color-surface);
	padding: var(--space-2) var(--space-4);
	border-radius: 0 0 var(--radius-btn) var(--radius-btn);
	font-size: var(--text-sm);
	font-weight: 600;
	z-index: 10000;
	transition: top var(--transition);
}

.skip-link:focus {
	top: 0;
	color: var(--color-surface);
}

/* ==========================================================================
   Reading Progress
   ========================================================================== */

.reading-progress {
	position: fixed;
	top: 64px;
	left: 0;
	width: 0;
	height: 3px;
	background: var(--color-accent);
	z-index: 999;
	transition: width 100ms linear;
}

/* ==========================================================================
   Utility Classes
   ========================================================================== */

.text-center { text-align: center; }
.text-left   { text-align: left; }
.text-right  { text-align: right; }

.text-primary { color: var(--color-primary); }
.text-accent  { color: var(--color-accent); }
.text-muted   { color: var(--color-muted); }
.text-success { color: var(--color-success); }
.text-danger  { color: var(--color-danger); }

.font-bold   { font-weight: 700; }
.font-medium { font-weight: 500; }

.mt-0  { margin-top: 0; }
.mt-4  { margin-top: var(--space-4); }
.mt-8  { margin-top: var(--space-8); }
.mt-12 { margin-top: var(--space-12); }
.mb-0  { margin-bottom: 0; }
.mb-4  { margin-bottom: var(--space-4); }
.mb-8  { margin-bottom: var(--space-8); }

.pt-8  { padding-top: var(--space-8); }
.pb-8  { padding-bottom: var(--space-8); }
.py-8  { padding-top: var(--space-8); padding-bottom: var(--space-8); }
.py-12 { padding-top: var(--space-12); padding-bottom: var(--space-12); }
.py-16 { padding-top: var(--space-16); padding-bottom: var(--space-16); }

.hidden  { display: none; }
.sr-only {
	position: absolute;
	width: 1px;
	height: 1px;
	padding: 0;
	margin: -1px;
	overflow: hidden;
	clip: rect(0, 0, 0, 0);
	white-space: nowrap;
	border: 0;
}

.flex        { display: flex; }
.flex-col    { flex-direction: column; }
.items-center { align-items: center; }
.justify-between { justify-content: space-between; }
.gap-2 { gap: var(--space-2); }
.gap-4 { gap: var(--space-4); }
.gap-6 { gap: var(--space-6); }

.rounded   { border-radius: var(--radius); }
.shadow    { box-shadow: var(--shadow); }
.shadow-md { box-shadow: var(--shadow-md); }

/* ==========================================================================
   Responsive — sm (640px)
   ========================================================================== */

@media (min-width: 640px) {
	h1 { font-size: var(--text-4xl); }
	h2 { font-size: var(--text-3xl); }

	.post-grid {
		grid-template-columns: repeat(2, 1fr);
	}

	.footer-grid {
		grid-template-columns: repeat(2, 1fr);
	}

	.single-post__title {
		font-size: var(--text-4xl);
	}
}

/* ==========================================================================
   Responsive — md (768px)
   ========================================================================== */

@media (min-width: 768px) {
	.container {
		padding-inline: var(--space-6);
	}

	.site-main {
		padding: var(--space-12) 0;
	}

	.content-area {
		grid-template-columns: 1fr 300px;
	}

	.footer-grid {
		grid-template-columns: 2fr 1fr 1fr 1fr;
	}

	.footer-bottom {
		flex-direction: row;
		justify-content: space-between;
	}

	.cta-banner {
		padding: var(--space-12) var(--space-10);
	}
}

/* ==========================================================================
   Responsive — lg (1024px)
   ========================================================================== */

@media (min-width: 1024px) {
	h1 { font-size: var(--text-5xl); }

	.site-header .container {
		height: 72px;
	}

	/* Desktop navigation */
	.nav-toggle,
	.nav-toggle-checkbox {
		display: none;
	}

	.primary-navigation {
		position: static;
		width: auto;
		height: auto;
		background: none;
		padding: 0;
		transform: none;
		visibility: visible;
		box-shadow: none;
	}

	.primary-navigation ul {
		flex-direction: row;
		align-items: center;
		gap: var(--space-1);
	}

	.primary-navigation a {
		font-size: var(--text-sm);
		padding: var(--space-2) var(--space-3);
	}

	.header-cta {
		display: inline-flex;
	}

	.single-post__title {
		font-size: var(--text-5xl);
	}
}

/* ==========================================================================
   WordPress Core Alignment Classes
   ========================================================================== */

.alignnone    { margin: var(--space-4) 0; }
.aligncenter  { display: block; margin: var(--space-4) auto; }
.alignleft    { float: left; margin: var(--space-2) var(--space-4) var(--space-2) 0; }
.alignright   { float: right; margin: var(--space-2) 0 var(--space-2) var(--space-4); }

.wp-caption {
	max-width: 100%;
	margin-bottom: var(--space-4);
}

.wp-caption-text {
	font-size: var(--text-sm);
	color: var(--color-muted);
	padding-top: var(--space-2);
}

.gallery {
	display: grid;
	grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
	gap: var(--space-4);
	margin: var(--space-6) 0;
}

/* ==========================================================================
   Print
   ========================================================================== */

@media print {
	.site-header,
	.site-footer,
	.sidebar,
	.social-share,
	.cta-banner,
	.related-posts,
	.toc,
	.pagination {
		display: none !important;
	}

	body {
		font-size: 12pt;
		color: #000;
		background: #fff;
	}

	a { color: #000; text-decoration: underline; }
	a[href]::after { content: " (" attr(href) ")"; font-size: 0.8em; }
}