/*
Theme Name: BlogFlow
Theme URI: https://example.com/blogflow
Author: Your Name
Author URI: https://example.com
Description: A fast, beautiful WordPress theme designed for bloggers. Features clean typography, dark mode support, and excellent performance.
Version: 1.0.0
Tested up to: 6.5
Requires PHP: 7.4
License: GNU General Public License v2 or later
License URI: http://www.gnu.org/licenses/gpl-2.0.html
Text Domain: blogflow
Tags: blog, news, custom-background, custom-logo, custom-menu, featured-images, threaded-comments, translation-ready, block-styles, wide-blocks, full-width-template, sticky-post, theme-options, accessibility-ready
*/

/* ================================
   CSS Variables & Reset
   ================================ */
:root {
  /* Colors - Light Mode */
  --color-bg: #ffffff;
  --color-surface: #f8f9fa;
  --color-surface-alt: #e9ecef;
  --color-text: #212529;
  --color-text-muted: #6c757d;
  --color-text-light: #adb5bd;
  --color-border: #dee2e6;
  --color-primary: #2563eb;
  --color-primary-hover: #1d4ed8;
  --color-primary-light: #dbeafe;
  --color-accent: #0d9488;
  --color-code-bg: #f1f3f4;
  --color-shadow: rgba(0, 0, 0, 0.08);
  
  /* Typography */
  --font-heading: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-body: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-mono: 'SF Mono', Monaco, 'Cascadia Code', monospace;
  
  /* Font Sizes */
  --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;
  
  /* Layout */
  --container-max: 1200px;
  --content-max: 720px;
  --sidebar-width: 300px;
  
  /* Border Radius */
  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 12px;
  --radius-xl: 16px;
  
  /* Transitions */
  --transition-fast: 150ms ease;
  --transition-base: 250ms ease;
  --transition-slow: 350ms ease;
}

/* Dark Mode */
@media (prefers-color-scheme: dark) {
  :root {
    --color-bg: #0f172a;
    --color-surface: #1e293b;
    --color-surface-alt: #334155;
    --color-text: #f1f5f9;
    --color-text-muted: #94a3b8;
    --color-text-light: #64748b;
    --color-border: #334155;
    --color-primary: #3b82f6;
    --color-primary-hover: #60a5fa;
    --color-primary-light: #1e3a5f;
    --color-accent: #14b8a6;
    --color-code-bg: #1e293b;
    --color-shadow: rgba(0, 0, 0, 0.3);
  }
}

/* Manual Dark Mode Override */
[data-theme="dark"] {
  --color-bg: #0f172a;
  --color-surface: #1e293b;
  --color-surface-alt: #334155;
  --color-text: #f1f5f9;
  --color-text-muted: #94a3b8;
  --color-text-light: #64748b;
  --color-border: #334155;
  --color-primary: #3b82f6;
  --color-primary-hover: #60a5fa;
  --color-primary-light: #1e3a5f;
  --color-accent: #14b8a6;
  --color-code-bg: #1e293b;
  --color-shadow: rgba(0, 0, 0, 0.3);
}

[data-theme="light"] {
  --color-bg: #ffffff;
  --color-surface: #f8f9fa;
  --color-surface-alt: #e9ecef;
  --color-text: #212529;
  --color-text-muted: #6c757d;
  --color-text-light: #adb5bd;
  --color-border: #dee2e6;
  --color-primary: #2563eb;
  --color-primary-hover: #1d4ed8;
  --color-primary-light: #dbeafe;
  --color-accent: #0d9488;
  --color-code-bg: #f1f3f4;
  --color-shadow: rgba(0, 0, 0, 0.08);
}

/* Reset & Base */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  font-size: 16px;
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: var(--font-body);
  font-size: var(--text-base);
  line-height: 1.7;
  color: var(--color-text);
  background-color: var(--color-bg);
  transition: background-color var(--transition-base), color var(--transition-base);
}

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

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

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

a:hover {
  color: var(--color-primary-hover);
  text-decoration: underline;
}

/* ================================
   Layout
   ================================ */
.site-container {
  display: flex;
  flex-direction: column;
  min-height: 100vh;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background-color: var(--color-bg);
  border-bottom: 1px solid var(--color-border);
  backdrop-filter: blur(8px);
  background-color: rgba(var(--color-bg), 0.95);
}

.header-inner {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: var(--space-4) var(--space-6);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-6);
}

.site-branding {
  display: flex;
  align-items: center;
  gap: var(--space-3);
}

.site-logo img {
  max-height: 40px;
  width: auto;
}

.site-title {
  font-family: var(--font-heading);
  font-size: var(--text-xl);
  font-weight: 700;
  line-height: 1.2;
}

.site-title a {
  color: var(--color-text);
}

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

.site-description {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  display: none;
}

@media (min-width: 768px) {
  .site-description {
    display: block;
  }
}

/* ================================
   Navigation
   ================================ */
.main-navigation {
  display: none;
}

@media (min-width: 768px) {
  .main-navigation {
    display: block;
  }
}

.main-navigation ul {
  display: flex;
  list-style: none;
  gap: var(--space-6);
}

.main-navigation a {
  font-size: var(--text-sm);
  font-weight: 500;
  color: var(--color-text);
  padding: var(--space-2) 0;
  position: relative;
}

.main-navigation a::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background-color: var(--color-primary);
  transition: width var(--transition-base);
}

.main-navigation a:hover {
  color: var(--color-primary);
  text-decoration: none;
}

.main-navigation a:hover::after {
  width: 100%;
}

/* Mobile Menu Toggle */
.menu-toggle {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  background: none;
  border: none;
  cursor: pointer;
  color: var(--color-text);
}

@media (min-width: 768px) {
  .menu-toggle {
    display: none;
  }
}

.menu-toggle-icon {
  width: 24px;
  height: 2px;
  background-color: var(--color-text);
  position: relative;
  transition: background-color var(--transition-fast);
}

.menu-toggle-icon::before,
.menu-toggle-icon::after {
  content: '';
  position: absolute;
  width: 24px;
  height: 2px;
  background-color: var(--color-text);
  transition: transform var(--transition-fast);
}

.menu-toggle-icon::before {
  top: -7px;
}

.menu-toggle-icon::after {
  top: 7px;
}

.menu-toggle[aria-expanded="true"] .menu-toggle-icon {
  background-color: transparent;
}

.menu-toggle[aria-expanded="true"] .menu-toggle-icon::before {
  transform: rotate(45deg);
  top: 0;
}

.menu-toggle[aria-expanded="true"] .menu-toggle-icon::after {
  transform: rotate(-45deg);
  top: 0;
}

/* Mobile Menu */
.mobile-menu {
  display: none;
  position: absolute;
  top: 100%;
  left: 0;
  right: 0;
  background-color: var(--color-surface);
  border-bottom: 1px solid var(--color-border);
  padding: var(--space-4);
}

.mobile-menu.is-open {
  display: block;
}

.mobile-menu ul {
  list-style: none;
}

.mobile-menu li {
  border-bottom: 1px solid var(--color-border);
}

.mobile-menu a {
  display: block;
  padding: var(--space-4) 0;
  color: var(--color-text);
  font-weight: 500;
}

/* Theme Toggle */
.theme-toggle {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: var(--space-2);
  cursor: pointer;
  color: var(--color-text);
  transition: all var(--transition-fast);
}

.theme-toggle:hover {
  background-color: var(--color-surface-alt);
}

.theme-toggle svg {
  width: 20px;
  height: 20px;
}

/* ================================
   Main Content
   ================================ */
.site-content {
  flex: 1;
  padding: var(--space-8) var(--space-6);
}

.content-area {
  max-width: var(--container-max);
  margin: 0 auto;
}

.content-area.with-sidebar {
  display: grid;
  gap: var(--space-10);
}

@media (min-width: 1024px) {
  .content-area.with-sidebar {
    grid-template-columns: 1fr var(--sidebar-width);
  }
}

.primary {
  min-width: 0;
}

/* ================================
   Posts & Pages
   ================================ */
.post {
  margin-bottom: var(--space-12);
}

.post-header {
  margin-bottom: var(--space-6);
}

.post-title {
  font-family: var(--font-heading);
  font-size: var(--text-3xl);
  font-weight: 700;
  line-height: 1.2;
  margin-bottom: var(--space-4);
}

@media (min-width: 768px) {
  .post-title {
    font-size: var(--text-4xl);
  }
}

.post-title a {
  color: var(--color-text);
}

.post-title a:hover {
  color: var(--color-primary);
  text-decoration: none;
}

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

.post-meta a {
  color: var(--color-text-muted);
}

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

.post-meta-separator {
  width: 4px;
  height: 4px;
  background-color: var(--color-text-light);
  border-radius: 50%;
}

.post-thumbnail {
  margin-bottom: var(--space-6);
  border-radius: var(--radius-lg);
  overflow: hidden;
}

.post-thumbnail img {
  width: 100%;
  height: auto;
  aspect-ratio: 16 / 9;
  object-fit: cover;
  transition: transform var(--transition-slow);
}

.post-thumbnail:hover img {
  transform: scale(1.02);
}

.post-content {
  font-size: var(--text-lg);
  line-height: 1.8;
}

.post-content > * {
  margin-bottom: var(--space-6);
}

.post-content h1,
.post-content h2,
.post-content h3,
.post-content h4,
.post-content h5,
.post-content h6 {
  font-family: var(--font-heading);
  font-weight: 600;
  line-height: 1.3;
  margin-top: var(--space-10);
  margin-bottom: var(--space-4);
}

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

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

.post-content p {
  margin-bottom: var(--space-6);
}

.post-content a {
  text-decoration: underline;
  text-underline-offset: 2px;
}

.post-content ul,
.post-content ol {
  margin-bottom: var(--space-6);
  padding-left: var(--space-6);
}

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

.post-content blockquote {
  border-left: 4px solid var(--color-primary);
  padding-left: var(--space-6);
  margin: var(--space-8) 0;
  font-style: italic;
  color: var(--color-text-muted);
}

.post-content code {
  font-family: var(--font-mono);
  font-size: 0.875em;
  background-color: var(--color-code-bg);
  padding: var(--space-1) var(--space-2);
  border-radius: var(--radius-sm);
}

.post-content pre {
  background-color: var(--color-code-bg);
  padding: var(--space-5);
  border-radius: var(--radius-md);
  overflow-x: auto;
  margin-bottom: var(--space-6);
}

.post-content pre code {
  background: none;
  padding: 0;
}

.post-content table {
  width: 100%;
  border-collapse: collapse;
  margin-bottom: var(--space-6);
}

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

.post-content th {
  background-color: var(--color-surface);
  font-weight: 600;
}

.post-content img {
  border-radius: var(--radius-md);
  height: auto;
}

.post-content figcaption {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  text-align: center;
  margin-top: var(--space-2);
}

.post-footer {
  margin-top: var(--space-8);
  padding-top: var(--space-6);
  border-top: 1px solid var(--color-border);
}

.post-tags {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
}

.post-tag {
  display: inline-block;
  padding: var(--space-1) var(--space-3);
  background-color: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  transition: all var(--transition-fast);
}

.post-tag:hover {
  background-color: var(--color-primary-light);
  border-color: var(--color-primary);
  color: var(--color-primary);
  text-decoration: none;
}

/* Post Navigation */
.post-navigation {
  margin-top: var(--space-12);
  padding-top: var(--space-8);
  border-top: 1px solid var(--color-border);
}

.post-navigation-links {
  display: grid;
  gap: var(--space-6);
}

@media (min-width: 768px) {
  .post-navigation-links {
    grid-template-columns: 1fr 1fr;
  }
}

.post-navigation-link {
  display: block;
  padding: var(--space-5);
  background-color: var(--color-surface);
  border-radius: var(--radius-md);
  transition: all var(--transition-fast);
}

.post-navigation-link:hover {
  background-color: var(--color-surface-alt);
  text-decoration: none;
}

.post-navigation-label {
  display: block;
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  margin-bottom: var(--space-2);
}

.post-navigation-title {
  font-weight: 600;
  color: var(--color-text);
}

/* ================================
   Archive & Blog List
   ================================ */
.page-header {
  margin-bottom: var(--space-10);
  padding-bottom: var(--space-6);
  border-bottom: 1px solid var(--color-border);
}

.page-title {
  font-family: var(--font-heading);
  font-size: var(--text-3xl);
  font-weight: 700;
  margin-bottom: var(--space-2);
}

.page-description {
  color: var(--color-text-muted);
}

.posts-grid {
  display: grid;
  gap: var(--space-10);
}

@media (min-width: 768px) {
  .posts-grid.columns-2 {
    grid-template-columns: repeat(2, 1fr);
  }
}

.post-card {
  display: flex;
  flex-direction: column;
}

.post-card .post-thumbnail {
  margin-bottom: var(--space-4);
}

.post-card .post-title {
  font-size: var(--text-xl);
  margin-bottom: var(--space-3);
}

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

.post-card .post-meta {
  margin-top: auto;
}

/* ================================
   Pagination
   ================================ */
.pagination {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: var(--space-2);
  margin-top: var(--space-12);
}

.page-numbers {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 40px;
  height: 40px;
  padding: 0 var(--space-3);
  background-color: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  font-size: var(--text-sm);
  font-weight: 500;
  color: var(--color-text);
  transition: all var(--transition-fast);
}

.page-numbers:hover {
  background-color: var(--color-surface-alt);
  text-decoration: none;
}

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

/* ================================
   Sidebar
   ================================ */
.sidebar {
  min-width: 0;
}

.widget {
  margin-bottom: var(--space-8);
  padding: var(--space-6);
  background-color: var(--color-surface);
  border-radius: var(--radius-lg);
}

.widget-title {
  font-family: var(--font-heading);
  font-size: var(--text-lg);
  font-weight: 600;
  margin-bottom: var(--space-4);
  padding-bottom: var(--space-3);
  border-bottom: 2px solid var(--color-border);
}

.widget ul {
  list-style: none;
}

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

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

.widget a {
  color: var(--color-text);
}

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

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

.widget_search .search-field {
  flex: 1;
  padding: var(--space-3);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  background-color: var(--color-bg);
  color: var(--color-text);
}

.widget_search .search-field:focus {
  outline: none;
  border-color: var(--color-primary);
}

.widget_search .search-submit {
  padding: var(--space-3) var(--space-4);
  background-color: var(--color-primary);
  color: white;
  border: none;
  border-radius: var(--radius-md);
  cursor: pointer;
  font-weight: 500;
  transition: background-color var(--transition-fast);
}

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

/* ================================
   Footer
   ================================ */
.site-footer {
  background-color: var(--color-surface);
  border-top: 1px solid var(--color-border);
  padding: var(--space-12) var(--space-6) var(--space-6);
}

.footer-inner {
  max-width: var(--container-max);
  margin: 0 auto;
}

.footer-widgets {
  display: grid;
  gap: var(--space-8);
  margin-bottom: var(--space-10);
}

@media (min-width: 768px) {
  .footer-widgets {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 1024px) {
  .footer-widgets {
    grid-template-columns: repeat(4, 1fr);
  }
}

.footer-widget .widget {
  background: none;
  padding: 0;
  margin-bottom: var(--space-6);
}

.footer-bottom {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-4);
  padding-top: var(--space-6);
  border-top: 1px solid var(--color-border);
  text-align: center;
}

@media (min-width: 768px) {
  .footer-bottom {
    flex-direction: row;
    justify-content: space-between;
  }
}

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

.footer-social {
  display: flex;
  gap: var(--space-4);
}

.footer-social a {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  border-radius: var(--radius-md);
  background-color: var(--color-surface-alt);
  color: var(--color-text-muted);
  transition: all var(--transition-fast);
}

.footer-social a:hover {
  background-color: var(--color-primary);
  color: white;
  text-decoration: none;
}

.footer-social svg {
  width: 18px;
  height: 18px;
}

/* ================================
   Comments
   ================================ */
.comments-area {
  margin-top: var(--space-12);
  padding-top: var(--space-8);
  border-top: 1px solid var(--color-border);
}

.comments-title {
  font-family: var(--font-heading);
  font-size: var(--text-2xl);
  font-weight: 600;
  margin-bottom: var(--space-6);
}

.comment-list {
  list-style: none;
}

.comment {
  margin-bottom: var(--space-6);
  padding: var(--space-5);
  background-color: var(--color-surface);
  border-radius: var(--radius-md);
}

.comment-meta {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  margin-bottom: var(--space-3);
}

.comment-author .avatar {
  border-radius: 50%;
  margin-right: var(--space-2);
}

.comment-author .fn {
  font-weight: 600;
}

.comment-metadata {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
}

.comment-content {
  margin-left: calc(40px + var(--space-3));
}

.comment-content p:last-child {
  margin-bottom: 0;
}

.comment-reply-link {
  font-size: var(--text-sm);
  font-weight: 500;
}

.comment-respond {
  margin-top: var(--space-8);
  padding: var(--space-6);
  background-color: var(--color-surface);
  border-radius: var(--radius-lg);
}

.comment-reply-title {
  font-family: var(--font-heading);
  font-size: var(--text-xl);
  font-weight: 600;
  margin-bottom: var(--space-4);
}

.comment-form label {
  display: block;
  margin-bottom: var(--space-2);
  font-weight: 500;
  font-size: var(--text-sm);
}

.comment-form input[type="text"],
.comment-form input[type="email"],
.comment-form input[type="url"],
.comment-form textarea {
  width: 100%;
  padding: var(--space-3);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  background-color: var(--color-bg);
  color: var(--color-text);
  margin-bottom: var(--space-4);
}

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

.comment-form .form-submit {
  margin-bottom: 0;
}

.comment-form .submit {
  padding: var(--space-3) var(--space-6);
  background-color: var(--color-primary);
  color: white;
  border: none;
  border-radius: var(--radius-md);
  cursor: pointer;
  font-weight: 500;
  transition: background-color var(--transition-fast);
}

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

/* ================================
   Search Page
   ================================ */
.search-form {
  display: flex;
  gap: var(--space-2);
  margin-bottom: var(--space-8);
}

.search-form .search-field {
  flex: 1;
  padding: var(--space-3) var(--space-4);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  background-color: var(--color-bg);
  color: var(--color-text);
  font-size: var(--text-base);
}

.search-form .search-field:focus {
  outline: none;
  border-color: var(--color-primary);
}

.search-form .search-submit {
  padding: var(--space-3) var(--space-6);
  background-color: var(--color-primary);
  color: white;
  border: none;
  border-radius: var(--radius-md);
  cursor: pointer;
  font-weight: 500;
  transition: background-color var(--transition-fast);
}

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

.search-no-results .page-content {
  text-align: center;
  padding: var(--space-12) 0;
}

/* ================================
   404 Page
   ================================ */
.error-404 {
  text-align: center;
  padding: var(--space-16) var(--space-6);
}

.error-code {
  font-family: var(--font-heading);
  font-size: 8rem;
  font-weight: 700;
  color: var(--color-primary);
  line-height: 1;
  margin-bottom: var(--space-4);
}

.error-title {
  font-family: var(--font-heading);
  font-size: var(--text-2xl);
  font-weight: 600;
  margin-bottom: var(--space-4);
}

.error-description {
  color: var(--color-text-muted);
  margin-bottom: var(--space-8);
  max-width: 400px;
  margin-left: auto;
  margin-right: auto;
}

/* ================================
   Accessibility
   ================================ */
.screen-reader-text {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.screen-reader-text:focus {
  position: static;
  width: auto;
  height: auto;
  padding: var(--space-3);
  margin: 0;
  overflow: visible;
  clip: auto;
  white-space: normal;
}

.skip-link {
  position: absolute;
  top: -100%;
  left: var(--space-4);
  z-index: 1000;
  padding: var(--space-3) var(--space-4);
  background-color: var(--color-primary);
  color: white;
  font-weight: 500;
  border-radius: var(--radius-md);
  transition: top var(--transition-fast);
}

.skip-link:focus {
  top: var(--space-4);
}

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

/* ================================
   Utility Classes
   ================================ */
.text-center {
  text-align: center;
}

.text-muted {
  color: var(--color-text-muted);
}

.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  border: 0;
}

/* ================================
   Print Styles
   ================================ */
@media print {
  .site-header,
  .sidebar,
  .site-footer,
  .comments-area,
  .post-navigation,
  .post-tags {
    display: none;
  }
  
  .site-content {
    padding: 0;
  }
  
  .post {
    margin-bottom: 0;
  }
  
  a {
    color: black;
    text-decoration: none;
  }
  
  .post-content a[href]::after {
    content: " (" attr(href) ")";
    font-size: 0.8em;
    color: var(--color-text-muted);
  }
}

/* ================================
   Loading Animation
   ================================ */
@keyframes fadeIn {
  from {
    opacity: 0;
    transform: translateY(10px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.post {
  animation: fadeIn 0.5s ease-out;
}

/* ================================
   Block Editor Styles
   ================================ */
.alignwide {
  max-width: var(--container-max);
  margin-left: auto;
  margin-right: auto;
}

.alignfull {
  width: 100vw;
  max-width: 100vw;
  margin-left: calc(50% - 50vw);
  margin-right: calc(50% - 50vw);
}

.wp-block-image figcaption {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  text-align: center;
  margin-top: var(--space-2);
}

.wp-block-quote {
  border-left: 4px solid var(--color-primary);
  padding-left: var(--space-6);
  margin: var(--space-8) 0;
}

.wp-block-pullquote {
  border-top: 4px solid var(--color-primary);
  border-bottom: 4px solid var(--color-primary);
  padding: var(--space-6) 0;
  text-align: center;
}

.wp-block-code {
  background-color: var(--color-code-bg);
  padding: var(--space-5);
  border-radius: var(--radius-md);
}

.wp-block-separator {
  border: none;
  border-top: 1px solid var(--color-border);
  margin: var(--space-8) 0;
}

.wp-block-button__link {
  display: inline-block;
  padding: var(--space-3) var(--space-6);
  background-color: var(--color-primary);
  color: white;
  border-radius: var(--radius-md);
  font-weight: 500;
  transition: background-color var(--transition-fast);
}

.wp-block-button__link:hover {
  background-color: var(--color-primary-hover);
  text-decoration: none;
}