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

html {
  -webkit-text-size-adjust: 100%;
  scroll-behavior: smooth;
}

body {
  min-height: 100vh;
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

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

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

a {
  color: inherit;
  text-decoration: none;
}

ul,
ol {
  list-style: none;
}

/* ============================================
   CUSTOM PROPERTIES — Light Mode (Default)
   ============================================ */
:root {
  /* Brand Colors */
  --color-dark: #141413;
  --color-light: #faf9f5;
  --color-mid-gray: #b0aea5;
  --color-light-gray: #e8e6dc;
  --color-orange: #d97757;
  --color-blue: #6a9bcc;
  --color-green: #788c5d;

  /* Semantic Tokens */
  --color-bg-primary: var(--color-light);
  --color-bg-secondary: var(--color-light-gray);
  --color-bg-card: #ffffff;
  --color-text-primary: var(--color-dark);
  --color-text-secondary: #6b6961;
  --color-text-tertiary: var(--color-mid-gray);
  --color-text-inverse: var(--color-light);
  --color-accent: var(--color-orange);
  --color-accent-secondary: var(--color-blue);
  --color-accent-tertiary: var(--color-green);
  --color-border: var(--color-light-gray);
  --color-border-hover: var(--color-mid-gray);

  /* Typography */
  --font-heading: 'Poppins', Arial, Helvetica, sans-serif;
  --font-body: 'Lora', Georgia, 'Times New Roman', serif;
  --font-mono: 'JetBrains Mono', 'Fira Code', 'Courier New', monospace;

  /* Font Sizes */
  --text-xs: 0.75rem;
  --text-sm: 0.875rem;
  --text-base: 1rem;
  --text-lg: 1.125rem;
  --text-xl: 1.25rem;
  --text-2xl: clamp(1.5rem, 2vw + 0.5rem, 1.75rem);
  --text-3xl: clamp(1.875rem, 3vw + 0.5rem, 2.25rem);
  --text-4xl: clamp(2.25rem, 4vw + 0.5rem, 3rem);
  --text-5xl: clamp(2.75rem, 5vw + 0.5rem, 3.75rem);

  /* Line Heights */
  --leading-tight: 1.2;
  --leading-snug: 1.375;
  --leading-normal: 1.6;
  --leading-relaxed: 1.75;

  /* Spacing */
  --space-xs: 0.25rem;
  --space-sm: 0.5rem;
  --space-md: 1rem;
  --space-lg: 1.5rem;
  --space-xl: 2rem;
  --space-2xl: 3rem;
  --space-3xl: 4rem;
  --space-4xl: 6rem;

  /* Layout */
  --max-width-content: 720px;
  --max-width-wide: 1080px;
  --max-width-full: 1200px;
  --gutter: clamp(1rem, 4vw, 2rem);

  /* Effects */
  --shadow-sm: 0 1px 2px rgba(20, 20, 19, 0.05);
  --shadow-md: 0 4px 6px rgba(20, 20, 19, 0.07);
  --shadow-lg: 0 10px 15px rgba(20, 20, 19, 0.1);
  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 12px;
  --transition-fast: 150ms ease;
  --transition-base: 250ms ease;
}

/* ============================================
   DARK MODE — Class-based (set via JS from data attribute)
   ============================================ */
html.dark-mode,
html[data-color-scheme="Dark"] {
  --color-bg-primary: #141413;
  --color-bg-secondary: #1e1e1d;
  --color-bg-card: #252523;
  --color-text-primary: #faf9f5;
  --color-text-secondary: #9e9c93;
  --color-text-tertiary: #6b6961;
  --color-text-inverse: #141413;
  --color-border: #2f2f2d;
  --color-border-hover: #454542;
  --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.2);
  --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.3);
  --shadow-lg: 0 10px 15px rgba(0, 0, 0, 0.4);
}

/* ============================================
   DARK MODE — Auto (OS preference)
   ============================================ */
@media (prefers-color-scheme: dark) {
  html.auto-color,
  html[data-color-scheme="Auto"] {
    --color-bg-primary: #141413;
    --color-bg-secondary: #1e1e1d;
    --color-bg-card: #252523;
    --color-text-primary: #faf9f5;
    --color-text-secondary: #9e9c93;
    --color-text-tertiary: #6b6961;
    --color-text-inverse: #141413;
    --color-border: #2f2f2d;
    --color-border-hover: #454542;
    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.2);
    --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.3);
    --shadow-lg: 0 10px 15px rgba(0, 0, 0, 0.4);
  }
}

/* ============================================
   BASE TYPOGRAPHY
   ============================================ */
body {
  display: flex;
  flex-direction: column;
  background-color: var(--color-bg-primary);
  color: var(--color-text-primary);
  font-family: var(--font-body);
  font-size: var(--text-base);
  line-height: var(--leading-normal);
  transition: background-color var(--transition-base), color var(--transition-base);
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  font-weight: 600;
  line-height: var(--leading-tight);
  color: var(--color-text-primary);
  letter-spacing: -0.02em;
}

h1 { font-size: var(--text-5xl); }
h2 { font-size: var(--text-4xl); }
h3 { font-size: var(--text-3xl); }
h4 { font-size: var(--text-2xl); }
h5 { font-size: var(--text-xl); }
h6 { font-size: var(--text-lg); }

/* ============================================
   LAYOUT UTILITIES
   ============================================ */
.ab-container {
  width: 100%;
  max-width: var(--max-width-full);
  margin: 0 auto;
  padding: 0 var(--gutter);
}

.ab-content {
  max-width: var(--max-width-content);
  margin-left: auto;
  margin-right: auto;
}

.ab-main {
  flex: 1;
  padding: var(--space-3xl) 0;
}

/* ============================================
   HEADER / NAVIGATION
   ============================================ */
.ab-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background-color: var(--color-bg-primary);
  border-bottom: 1px solid var(--color-border);
  transition: background-color var(--transition-base);
}

.ab-header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
}

.ab-header-brand {
  flex-shrink: 0;
}

.ab-header-logo {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
}

.ab-header-logo img {
  height: 32px;
  width: auto;
}

.ab-header-title {
  font-family: var(--font-heading);
  font-size: var(--text-xl);
  font-weight: 700;
  color: var(--color-text-primary);
  letter-spacing: -0.02em;
}

.ab-nav {
  display: none;
}

.ab-nav-list {
  display: flex;
  align-items: center;
  gap: var(--space-lg);
}

.ab-nav-link {
  font-family: var(--font-heading);
  font-size: var(--text-sm);
  font-weight: 500;
  color: var(--color-text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  transition: color var(--transition-fast);
  padding: var(--space-xs) 0;
  position: relative;
}

.ab-nav-link:hover,
.ab-nav-link[aria-current="page"] {
  color: var(--color-text-primary);
}

.ab-nav-link[aria-current="page"]::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  right: 0;
  height: 2px;
  background-color: var(--color-accent);
  border-radius: 1px;
}

.ab-header-actions {
  display: flex;
  align-items: center;
  gap: var(--space-md);
}

/* Dark Mode Toggle */
.ab-darkmode-toggle {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border: none;
  border-radius: var(--radius-md);
  background: transparent;
  color: var(--color-text-secondary);
  cursor: pointer;
  transition: color var(--transition-fast), background-color var(--transition-fast);
}

.ab-darkmode-toggle:hover {
  color: var(--color-text-primary);
  background-color: var(--color-bg-secondary);
}

.ab-darkmode-toggle .ab-icon-sun,
.ab-darkmode-toggle .ab-icon-moon {
  width: 20px;
  height: 20px;
}

.ab-darkmode-toggle .ab-icon-moon {
  display: none;
}

html.dark-mode .ab-darkmode-toggle .ab-icon-sun,
html[data-color-scheme="Dark"] .ab-darkmode-toggle .ab-icon-sun {
  display: none;
}

html.dark-mode .ab-darkmode-toggle .ab-icon-moon,
html[data-color-scheme="Dark"] .ab-darkmode-toggle .ab-icon-moon {
  display: block;
}

@media (prefers-color-scheme: dark) {
  html.auto-color .ab-darkmode-toggle .ab-icon-sun,
  html[data-color-scheme="Auto"] .ab-darkmode-toggle .ab-icon-sun {
    display: none;
  }
  html.auto-color .ab-darkmode-toggle .ab-icon-moon,
  html[data-color-scheme="Auto"] .ab-darkmode-toggle .ab-icon-moon {
    display: block;
  }
}

/* Hamburger */
.ab-nav-burger {
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 5px;
  width: 40px;
  height: 40px;
  border: none;
  border-radius: var(--radius-md);
  background: transparent;
  cursor: pointer;
  padding: 0;
}

.ab-nav-burger span {
  display: block;
  width: 20px;
  height: 2px;
  background-color: var(--color-text-primary);
  border-radius: 1px;
  transition: transform var(--transition-base), opacity var(--transition-fast);
}

.ab-nav-burger[aria-expanded="true"] span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

.ab-nav-burger[aria-expanded="true"] span:nth-child(2) {
  opacity: 0;
}

.ab-nav-burger[aria-expanded="true"] span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

/* Mobile Menu Overlay */
.ab-mobile-menu {
  display: none;
  position: fixed;
  inset: 0;
  top: 72px;
  z-index: 99;
  background-color: var(--color-bg-primary);
  padding: var(--space-xl) var(--gutter);
  overflow-y: auto;
}

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

.ab-mobile-menu .ab-nav-list {
  flex-direction: column;
  align-items: flex-start;
  gap: 0;
}

.ab-mobile-menu .ab-nav-link {
  display: block;
  padding: var(--space-md) 0;
  font-size: var(--text-lg);
  border-bottom: 1px solid var(--color-border);
  width: 100%;
}

/* ============================================
   POST CARD
   ============================================ */
.ab-card {
  display: flex;
  flex-direction: column;
  background-color: var(--color-bg-card);
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--color-border);
  transition: box-shadow var(--transition-base), border-color var(--transition-base);
}

.ab-card:hover {
  box-shadow: var(--shadow-md);
  border-color: var(--color-border-hover);
}

.ab-card.is-featured {
  border-left: 3px solid var(--color-accent);
}

.ab-card-image-link {
  display: block;
  overflow: hidden;
  aspect-ratio: 16 / 9;
}

.ab-card-image {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-base);
}

.ab-card:hover .ab-card-image {
  transform: scale(1.03);
}

.ab-card-content {
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
  padding: var(--space-lg);
}

.ab-card-tag {
  font-family: var(--font-heading);
  font-size: var(--text-xs);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--color-accent);
  transition: color var(--transition-fast);
}

.ab-card-tag:hover {
  color: var(--color-accent-secondary);
}

.ab-card-title {
  font-size: var(--text-2xl);
  font-weight: 600;
  line-height: var(--leading-snug);
}

.ab-card-title a {
  transition: color var(--transition-fast);
}

.ab-card-title a:hover {
  color: var(--color-accent);
}

.ab-card-excerpt {
  font-size: var(--text-base);
  color: var(--color-text-secondary);
  line-height: var(--leading-normal);
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.ab-card-meta {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  font-family: var(--font-heading);
  font-size: var(--text-xs);
  color: var(--color-text-tertiary);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-top: var(--space-xs);
}

/* List layout card */
.ab-feed:not([data-layout="Grid"]) .ab-card {
  flex-direction: column;
}

/* ============================================
   FEATURED POST CARD
   ============================================ */
.ab-featured-section {
  margin-bottom: var(--space-3xl);
}

.ab-section-title {
  font-size: var(--text-sm);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--color-accent);
  margin-bottom: var(--space-lg);
  padding-bottom: var(--space-sm);
  border-bottom: 2px solid var(--color-accent);
  display: inline-block;
}

.ab-featured-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-lg);
}

.ab-featured-card {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  background-color: var(--color-bg-card);
  border: 1px solid var(--color-border);
  transition: box-shadow var(--transition-base), border-color var(--transition-base);
}

.ab-featured-card:hover {
  box-shadow: var(--shadow-lg);
  border-color: var(--color-border-hover);
}

.ab-featured-card-image-link {
  display: block;
  overflow: hidden;
  aspect-ratio: 16 / 9;
}

.ab-featured-card-image {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-base);
}

.ab-featured-card:hover .ab-featured-card-image {
  transform: scale(1.03);
}

.ab-featured-card-content {
  padding: var(--space-lg);
}

.ab-featured-card-tag {
  font-family: var(--font-heading);
  font-size: var(--text-xs);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--color-accent);
  margin-bottom: var(--space-sm);
  display: inline-block;
}

.ab-featured-card-title {
  font-size: var(--text-2xl);
  line-height: var(--leading-snug);
  margin-bottom: var(--space-sm);
}

.ab-featured-card-title a {
  transition: color var(--transition-fast);
}

.ab-featured-card-title a:hover {
  color: var(--color-accent);
}

.ab-featured-card-excerpt {
  font-size: var(--text-base);
  color: var(--color-text-secondary);
  line-height: var(--leading-normal);
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

/* ============================================
   AUTHOR CARD
   ============================================ */
.ab-author-card {
  margin-top: var(--space-3xl);
  padding-top: var(--space-2xl);
  border-top: 1px solid var(--color-border);
}

.ab-author-card-inner {
  display: flex;
  gap: var(--space-lg);
  align-items: flex-start;
}

.ab-author-card-inner + .ab-author-card-inner {
  margin-top: var(--space-xl);
}

.ab-author-card-avatar {
  flex-shrink: 0;
}

.ab-author-card-avatar img {
  width: 64px;
  height: 64px;
  border-radius: 50%;
  object-fit: cover;
}

.ab-author-card-info {
  flex: 1;
}

.ab-author-card-name {
  font-size: var(--text-lg);
  font-weight: 600;
  margin-bottom: var(--space-xs);
}

.ab-author-card-name a:hover {
  color: var(--color-accent);
}

.ab-author-card-bio {
  font-size: var(--text-sm);
  color: var(--color-text-secondary);
  line-height: var(--leading-normal);
}

/* ============================================
   PAGINATION
   ============================================ */
.ab-pagination {
  margin-top: var(--space-3xl);
  padding-top: var(--space-2xl);
  border-top: 1px solid var(--color-border);
}

.ab-pagination-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.ab-pagination-link {
  font-family: var(--font-heading);
  font-size: var(--text-sm);
  font-weight: 500;
  color: var(--color-text-secondary);
  padding: var(--space-sm) var(--space-md);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  transition: all var(--transition-fast);
}

.ab-pagination-link:hover:not(.is-disabled) {
  color: var(--color-text-primary);
  border-color: var(--color-text-primary);
}

.ab-pagination-link.is-disabled {
  opacity: 0.3;
  cursor: not-allowed;
}

.ab-pagination-location {
  font-family: var(--font-heading);
  font-size: var(--text-sm);
  color: var(--color-text-tertiary);
}

/* ============================================
   FOOTER
   ============================================ */
.ab-footer {
  margin-top: auto;
  background-color: var(--color-bg-secondary);
  border-top: 1px solid var(--color-border);
  padding: var(--space-3xl) 0;
}

.ab-footer-inner {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-lg);
  text-align: center;
}

.ab-footer-nav-list {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: var(--space-md) var(--space-lg);
}

.ab-footer-nav-list a {
  font-family: var(--font-heading);
  font-size: var(--text-sm);
  color: var(--color-text-secondary);
  transition: color var(--transition-fast);
}

.ab-footer-nav-list a:hover {
  color: var(--color-text-primary);
}

.ab-footer-social {
  display: flex;
  align-items: center;
  gap: var(--space-md);
}

.ab-footer-social a {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  color: var(--color-text-secondary);
  transition: color var(--transition-fast), background-color var(--transition-fast);
}

.ab-footer-social a:hover {
  color: var(--color-text-primary);
  background-color: var(--color-border);
}

.ab-footer-social svg {
  width: 20px;
  height: 20px;
}

.ab-footer-copy {
  font-size: var(--text-sm);
  color: var(--color-text-tertiary);
}

/* ============================================
   HOMEPAGE — FEED
   ============================================ */
.ab-feed-section {
  margin-bottom: var(--space-2xl);
}

.ab-feed {
  display: flex;
  flex-direction: column;
  gap: var(--space-xl);
}

.ab-feed[data-layout="Grid"] {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-xl);
}

/* ============================================
   SINGLE POST / PAGE
   ============================================ */
.ab-article {
  padding: 0 var(--gutter);
}

.ab-article-header {
  text-align: center;
  margin-bottom: var(--space-3xl);
}

.ab-article-tag {
  display: inline-block;
  font-family: var(--font-heading);
  font-size: var(--text-xs);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--color-accent);
  margin-bottom: var(--space-lg);
  transition: color var(--transition-fast);
}

.ab-article-tag:hover {
  color: var(--color-accent-secondary);
}

.ab-article-title {
  font-size: var(--text-5xl);
  margin-bottom: var(--space-lg);
}

.ab-article-excerpt {
  font-size: var(--text-xl);
  color: var(--color-text-secondary);
  line-height: var(--leading-normal);
  max-width: 600px;
  margin: 0 auto var(--space-lg);
}

.ab-article-meta {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-sm);
  font-family: var(--font-heading);
  font-size: var(--text-sm);
  color: var(--color-text-tertiary);
}

.ab-article-separator {
  color: var(--color-border);
}

/* Feature Image */
.ab-article-feature-image {
  max-width: var(--max-width-wide);
  margin: 0 auto var(--space-3xl);
}

.ab-article-feature-image img {
  width: 100%;
  height: auto;
  border-radius: var(--radius-lg);
}

.ab-article-feature-image figcaption {
  text-align: center;
  font-size: var(--text-sm);
  color: var(--color-text-tertiary);
  margin-top: var(--space-sm);
  font-style: italic;
}

/* Post Content */
.ab-post-content {
  font-size: var(--text-lg);
  line-height: var(--leading-relaxed);
}

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

.ab-post-content > *:last-child {
  margin-bottom: 0;
}

.ab-post-content h2 {
  font-size: var(--text-3xl);
  margin-top: var(--space-3xl);
  margin-bottom: var(--space-md);
}

.ab-post-content h3 {
  font-size: var(--text-2xl);
  margin-top: var(--space-2xl);
  margin-bottom: var(--space-md);
}

.ab-post-content h4 {
  font-size: var(--text-xl);
  margin-top: var(--space-xl);
  margin-bottom: var(--space-sm);
}

.ab-post-content p {
  color: var(--color-text-primary);
}

.ab-post-content a {
  color: var(--color-accent);
  text-decoration: underline;
  text-underline-offset: 2px;
  transition: color var(--transition-fast);
}

.ab-post-content a:hover {
  color: var(--color-accent-secondary);
}

.ab-post-content strong {
  font-weight: 700;
}

.ab-post-content em {
  font-style: italic;
}

.ab-post-content ul,
.ab-post-content ol {
  padding-left: var(--space-xl);
}

.ab-post-content ul {
  list-style-type: disc;
}

.ab-post-content ol {
  list-style-type: decimal;
}

.ab-post-content li {
  margin-bottom: var(--space-sm);
  padding-left: var(--space-sm);
}

.ab-post-content li::marker {
  color: var(--color-accent);
}

.ab-post-content blockquote {
  border-left: 3px solid var(--color-accent);
  padding-left: var(--space-lg);
  margin-left: 0;
  font-style: italic;
  color: var(--color-text-secondary);
}

.ab-post-content pre {
  background-color: var(--color-bg-secondary);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: var(--space-lg);
  overflow-x: auto;
  font-family: var(--font-mono);
  font-size: var(--text-sm);
  line-height: 1.6;
}

.ab-post-content code {
  font-family: var(--font-mono);
  font-size: 0.9em;
  background-color: var(--color-bg-secondary);
  padding: 0.15em 0.4em;
  border-radius: var(--radius-sm);
}

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

.ab-post-content hr {
  border: none;
  height: 1px;
  background-color: var(--color-border);
  margin: var(--space-3xl) 0;
}

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

.ab-post-content figure {
  margin: var(--space-2xl) 0;
}

.ab-post-content figcaption {
  text-align: center;
  font-size: var(--text-sm);
  color: var(--color-text-tertiary);
  margin-top: var(--space-sm);
  font-style: italic;
}

.ab-post-content table {
  width: 100%;
  border-collapse: collapse;
  margin: var(--space-xl) 0;
}

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

.ab-post-content th {
  font-family: var(--font-heading);
  font-weight: 600;
  background-color: var(--color-bg-secondary);
}

/* Article Footer */
.ab-article-footer {
  margin-top: var(--space-3xl);
}

.ab-article-tags {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-sm);
  margin-bottom: var(--space-xl);
}

.ab-tag {
  display: inline-block;
  font-family: var(--font-heading);
  font-size: var(--text-xs);
  font-weight: 500;
  padding: var(--space-xs) var(--space-md);
  border: 1px solid var(--color-border);
  border-radius: 999px;
  color: var(--color-text-secondary);
  transition: all var(--transition-fast);
}

.ab-tag:hover {
  border-color: var(--color-accent);
  color: var(--color-accent);
}

/* Prev/Next Navigation */
.ab-post-nav {
  margin-top: var(--space-3xl);
  padding: var(--space-3xl) 0;
  border-top: 1px solid var(--color-border);
}

.ab-post-nav-inner {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-xl);
  max-width: var(--max-width-wide);
  margin: 0 auto;
}

.ab-post-nav-link {
  display: flex;
  flex-direction: column;
  gap: var(--space-xs);
  padding: var(--space-lg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  transition: all var(--transition-fast);
}

.ab-post-nav-link:hover {
  border-color: var(--color-accent);
  box-shadow: var(--shadow-sm);
}

.ab-post-nav-next {
  text-align: right;
}

.ab-post-nav-label {
  font-family: var(--font-heading);
  font-size: var(--text-xs);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--color-accent);
}

.ab-post-nav-title {
  font-family: var(--font-heading);
  font-size: var(--text-lg);
  font-weight: 600;
  color: var(--color-text-primary);
}

/* ============================================
   STATIC PAGE
   ============================================ */
.ab-page {
  padding: 0 var(--gutter);
}

.ab-page-header {
  text-align: center;
  margin-bottom: var(--space-3xl);
}

.ab-page-title {
  font-size: var(--text-5xl);
}

.ab-page-feature-image {
  max-width: var(--max-width-wide);
  margin: 0 auto var(--space-3xl);
}

.ab-page-feature-image img {
  width: 100%;
  height: auto;
  border-radius: var(--radius-lg);
}

/* ============================================
   TAG / AUTHOR ARCHIVE
   ============================================ */
.ab-archive-header {
  text-align: center;
  margin-bottom: var(--space-3xl);
  padding-bottom: var(--space-2xl);
  border-bottom: 1px solid var(--color-border);
}

.ab-archive-title {
  font-size: var(--text-4xl);
  margin-bottom: var(--space-md);
}

.ab-archive-description {
  font-size: var(--text-lg);
  color: var(--color-text-secondary);
  max-width: 600px;
  margin: 0 auto var(--space-md);
  line-height: var(--leading-normal);
}

.ab-archive-count {
  font-family: var(--font-heading);
  font-size: var(--text-sm);
  color: var(--color-text-tertiary);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

/* Author Header */
.ab-author-header {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  margin-bottom: var(--space-3xl);
  padding-bottom: var(--space-2xl);
  border-bottom: 1px solid var(--color-border);
}

.ab-author-header-avatar {
  width: 96px;
  height: 96px;
  border-radius: 50%;
  object-fit: cover;
  margin-bottom: var(--space-lg);
}

.ab-author-header-name {
  font-size: var(--text-4xl);
  margin-bottom: var(--space-md);
}

.ab-author-header-bio {
  font-size: var(--text-lg);
  color: var(--color-text-secondary);
  max-width: 600px;
  line-height: var(--leading-normal);
  margin-bottom: var(--space-md);
}

.ab-author-header-location {
  font-family: var(--font-heading);
  font-size: var(--text-sm);
  color: var(--color-text-tertiary);
  display: block;
  margin-bottom: var(--space-xs);
}

.ab-author-header-website {
  font-family: var(--font-heading);
  font-size: var(--text-sm);
  color: var(--color-accent);
  transition: color var(--transition-fast);
}

.ab-author-header-website:hover {
  color: var(--color-accent-secondary);
}

/* ============================================
   ERROR PAGE
   ============================================ */
.ab-error-page {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 60vh;
  text-align: center;
  padding: var(--space-3xl) var(--gutter);
}

.ab-error-content {
  max-width: 500px;
}

.ab-error-code {
  font-size: clamp(5rem, 15vw, 10rem);
  font-weight: 700;
  line-height: 1;
  color: var(--color-border);
  margin-bottom: var(--space-md);
}

.ab-error-message {
  font-size: var(--text-xl);
  color: var(--color-text-secondary);
  margin-bottom: var(--space-2xl);
  line-height: var(--leading-normal);
}

.ab-error-link {
  display: inline-block;
  font-family: var(--font-heading);
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--color-accent);
  padding: var(--space-sm) var(--space-xl);
  border: 2px solid var(--color-accent);
  border-radius: var(--radius-md);
  transition: all var(--transition-fast);
}

.ab-error-link:hover {
  background-color: var(--color-accent);
  color: var(--color-text-inverse);
}

/* ============================================
   GHOST CONTENT — kg-* Cards
   ============================================ */
.ab-post-content .kg-width-wide {
  max-width: var(--max-width-wide);
  margin-left: auto;
  margin-right: auto;
}

.ab-post-content .kg-width-full {
  max-width: none;
  margin-left: calc(-1 * var(--gutter));
  margin-right: calc(-1 * var(--gutter));
}

.ab-post-content .kg-width-full img {
  border-radius: 0;
}

.kg-image-card img,
.kg-gallery-image img {
  border-radius: var(--radius-md);
}

.kg-gallery-container {
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
}

.kg-gallery-row {
  display: flex;
  gap: var(--space-md);
}

.kg-gallery-image {
  flex: 1;
}

.kg-gallery-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.kg-bookmark-card {
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  overflow: hidden;
}

.kg-bookmark-container {
  display: flex;
  flex-direction: column;
  text-decoration: none;
  color: inherit;
}

.kg-bookmark-content {
  padding: var(--space-lg);
}

.kg-bookmark-title {
  font-family: var(--font-heading);
  font-size: var(--text-base);
  font-weight: 600;
  line-height: var(--leading-snug);
  margin-bottom: var(--space-sm);
}

.kg-bookmark-description {
  font-size: var(--text-sm);
  color: var(--color-text-secondary);
  line-height: var(--leading-normal);
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.kg-bookmark-metadata {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  margin-top: var(--space-md);
  font-size: var(--text-xs);
  color: var(--color-text-tertiary);
}

.kg-bookmark-author {
  font-weight: 600;
  color: var(--color-text-primary);
}

.kg-bookmark-publisher {
  color: var(--color-text-tertiary);
}

.kg-bookmark-author::after {
  content: '\00b7';
  margin: 0 var(--space-xs);
}

.kg-bookmark-icon {
  width: 20px;
  height: 20px;
}

.kg-bookmark-thumbnail {
  order: 1;
}

.kg-bookmark-thumbnail img {
  width: 100%;
  aspect-ratio: 16 / 9;
  object-fit: cover;
}

/* ============================================
   UTILITY CLASSES
   ============================================ */
.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;
}

/* ============================================
   RESPONSIVE — Tablet (600px+)
   ============================================ */
@media (min-width: 600px) {
  .ab-nav {
    display: block;
  }

  .ab-nav-burger {
    display: none;
  }

  .ab-feed[data-layout="Grid"] {
    grid-template-columns: repeat(2, 1fr);
  }

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

  .ab-feed:not([data-layout="Grid"]) .ab-card {
    flex-direction: row;
  }

  .ab-feed:not([data-layout="Grid"]) .ab-card-image-link {
    width: 280px;
    flex-shrink: 0;
    aspect-ratio: auto;
  }

  .ab-feed:not([data-layout="Grid"]) .ab-card-content {
    justify-content: center;
  }

  .ab-post-nav-inner {
    grid-template-columns: 1fr 1fr;
  }

  .kg-bookmark-container {
    flex-direction: row;
  }

  .kg-bookmark-thumbnail {
    width: 240px;
    flex-shrink: 0;
  }
}

/* ============================================
   RESPONSIVE — Desktop (1024px+)
   ============================================ */
@media (min-width: 1024px) {
  .ab-feed[data-layout="Grid"] {
    grid-template-columns: repeat(3, 1fr);
  }

  .ab-featured-grid {
    grid-template-columns: repeat(3, 1fr);
  }

  .ab-feed:not([data-layout="Grid"]) .ab-card-image-link {
    width: 320px;
  }
}

/* ============================================
   RESPONSIVE — Large (1400px+)
   ============================================ */
@media (min-width: 1400px) {
  .ab-header-inner {
    height: 80px;
  }
}