/* CSS Custom Properties for Theme Support */
:root {
    /* Light theme colors - Zinc/Teal palette */
    --color-primary: #0d9488;
    --color-primary-hover: #0f766e;
    --color-secondary: #71717a;
    --color-accent: #0d9488;

    --color-text-primary: #18181b;
    --color-text-secondary: #52525b;
    --color-text-muted: #71717a;
    --color-text-tertiary: #a1a1aa;

    --color-bg-primary: #ffffff;
    --color-bg-secondary: #fafafa;
    --color-bg-tertiary: #f4f4f5;

    --color-border: #e4e4e7;
    --color-border-light: #f4f4f5;

    --color-shadow: rgba(0, 0, 0, 0.1);
    --color-shadow-light: rgba(0, 0, 0, 0.05);

    /* Typography */
    --font-family-primary: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    --font-family-display: 'Plus Jakarta Sans', 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    --font-family-mono: 'SF Mono', Monaco, 'Cascadia Code', 'Roboto Mono', Consolas, 'Courier New', monospace;

    --font-size-xs: 0.75rem;
    --font-size-sm: 0.875rem;
    --font-size-base: 1rem;
    --font-size-lg: 1.125rem;
    --font-size-xl: 1.25rem;
    --font-size-2xl: 1.5rem;
    --font-size-3xl: 1.875rem;
    --font-size-4xl: 2.25rem;

    --font-weight-light: 300;
    --font-weight-normal: 400;
    --font-weight-medium: 500;
    --font-weight-semibold: 600;
    --font-weight-bold: 700;

    --line-height-tight: 1.25;
    --line-height-normal: 1.5;
    --line-height-relaxed: 1.625;

    /* 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-9: 2.25rem;
    --space-10: 2.5rem;
    --space-12: 3rem;
    --space-15: 3.75rem;
    --space-16: 4rem;
    --space-18: 4.5rem;
    --space-20: 5rem;

    /* Border radius */
    --radius-sm: 0.25rem;
    --radius-md: 0.375rem;
    --radius-lg: 0.5rem;
    --radius-xl: 0.75rem;

    /* Transitions */
    --transition-fast: 150ms ease-in-out;
    --transition-normal: 250ms ease-in-out;
    --transition-slow: 350ms ease-in-out;

    /* Container widths */
    --container-sm: 640px;
    --container-md: 768px;
    --container-lg: 1024px;
    --container-xl: 1280px;
}

/* Dark theme colors */
[data-theme="dark"] {
    /* Dark theme colors - Zinc/Teal palette */
    --color-primary: #2dd4bf;
    --color-primary-hover: #14b8a6;
    --color-secondary: #a1a1aa;
    --color-accent: #2dd4bf;

    --color-text-primary: #fafafa;
    --color-text-secondary: #a1a1aa;
    --color-text-muted: #71717a;
    --color-text-tertiary: #52525b;

    --color-bg-primary: #09090b;
    --color-bg-secondary: #18181b;
    --color-bg-tertiary: #27272a;

    --color-border: #27272a;
    --color-border-light: #3f3f46;

    --color-shadow: rgba(0, 0, 0, 0.3);
    --color-shadow-light: rgba(0, 0, 0, 0.2);
}

/* Dark theme hero section */
[data-theme="dark"] .hero {
    background: linear-gradient(135deg,
            rgba(45, 212, 191, 0.06) 0%,
            rgba(45, 212, 191, 0.03) 25%,
            rgba(45, 212, 191, 0.04) 50%,
            rgba(45, 212, 191, 0.03) 75%,
            rgba(45, 212, 191, 0.06) 100%);
    border-bottom-color: var(--color-border);
}

[data-theme="dark"] .hero::before {
    background: linear-gradient(135deg,
            rgba(255, 255, 255, 0.03) 0%,
            rgba(255, 255, 255, 0.01) 50%,
            rgba(255, 255, 255, 0.03) 100%);
}

[data-theme="dark"] .hero::after {
    background: radial-gradient(circle at 30% 20%,
            rgba(45, 212, 191, 0.08) 0%,
            transparent 50%),
        radial-gradient(circle at 70% 80%,
            rgba(45, 212, 191, 0.06) 0%,
            transparent 50%);
}

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

html {
    font-size: 16px;
    scroll-behavior: smooth;
    transition: background-color var(--transition-normal);
}

body {
    font-family: var(--font-family-primary);
    font-size: var(--font-size-base);
    font-weight: var(--font-weight-normal);
    line-height: var(--line-height-normal);
    color: var(--color-text-primary);
    background-color: var(--color-bg-primary);
    transition: background-color var(--transition-normal), color var(--transition-normal);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

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

/* Container */
.container {
    width: 100%;
    max-width: var(--container-lg);
    margin: 0 auto;
    padding: 0 var(--space-4);
}

@media (min-width: 768px) {
    .container {
        padding: 0 var(--space-6);
    }
}

/* Navigation */
.nav {
    background-color: var(--color-bg-primary);
    border-bottom: 1px solid var(--color-border);
    position: sticky;
    top: 0;
    z-index: 100;
    transition: background-color var(--transition-normal), border-color var(--transition-normal), box-shadow var(--transition-normal);
}

.nav.scrolled {
    box-shadow: 0 1px 8px var(--color-shadow-light);
}

.nav-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 4rem;
    max-width: var(--container-xl);
    margin: 0 auto;
    padding: 0 var(--space-4);
}

@media (min-width: 768px) {
    .nav-container {
        padding: 0 var(--space-6);
    }
}

.nav-logo {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    text-decoration: none;
    color: var(--color-text-primary);
    font-weight: var(--font-weight-bold);
    font-size: var(--font-size-xl);
    transition: color var(--transition-fast);
}

.nav-logo:hover {
    color: var(--color-primary);
}

.nav-logo-img {
    height: 2rem;
    width: auto;
    object-fit: contain;
}

.nav-menu {
    display: none;
    list-style: none;
    align-items: center;
    gap: var(--space-8);
}

@media (min-width: 768px) {
    .nav-menu {
        display: flex;
    }
}

@media (max-width: 767px) {
    .nav-menu {
        display: flex;
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background-color: var(--color-bg-primary);
        border-bottom: 1px solid var(--color-border);
        flex-direction: column;
        padding: 0 var(--space-4);
        gap: 0;
        max-height: 0;
        overflow: hidden;
        opacity: 0;
        transition: max-height var(--transition-normal), opacity var(--transition-normal), padding var(--transition-normal);
    }

    .nav-menu.active {
        max-height: 300px;
        opacity: 1;
        padding: var(--space-4);
        gap: var(--space-4);
    }
}

.nav-link {
    text-decoration: none;
    color: var(--color-text-secondary);
    font-weight: var(--font-weight-medium);
    transition: color var(--transition-fast);
    padding: var(--space-2) var(--space-3);
    border-radius: var(--radius-md);
}

.nav-link:hover,
.nav-link.active {
    color: var(--color-primary);
}

.nav-actions {
    display: flex;
    align-items: center;
    gap: var(--space-2);
}

/* RSS Link */
.nav-rss-link {
    color: var(--color-text-secondary);
    padding: var(--space-2);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    transition: color var(--transition-fast), background-color var(--transition-fast);
}

.nav-rss-link:hover {
    color: var(--color-primary);
    background-color: var(--color-bg-secondary);
}

/* Theme Toggle */
.theme-toggle {
    background: none;
    border: none;
    color: var(--color-text-secondary);
    font-size: var(--font-size-lg);
    cursor: pointer;
    padding: var(--space-2);
    border-radius: var(--radius-md);
    transition: color var(--transition-fast), background-color var(--transition-fast);
}

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

/* Mobile Menu Toggle */
.mobile-menu-toggle {
    display: flex;
    background: none;
    border: none;
    cursor: pointer;
    padding: var(--space-2);
    border-radius: var(--radius-md);
    transition: background-color var(--transition-fast);
}

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

.mobile-menu-toggle:hover {
    background-color: var(--color-bg-secondary);
}

.hamburger {
    width: 1.5rem;
    height: 1rem;
    position: relative;
    display: block;
}

.hamburger::before,
.hamburger::after,
.hamburger {
    background-color: var(--color-text-secondary);
    height: 2px;
    border-radius: 1px;
    transition: all var(--transition-fast);
}

.hamburger::before,
.hamburger::after {
    content: '';
    position: absolute;
    left: 0;
    right: 0;
}

.hamburger::before {
    top: 0;
}

.hamburger::after {
    bottom: 0;
}

/* Main Content */
.main {
    flex: 1;
}

/* Hero Section */
.hero {
    background: linear-gradient(135deg,
            rgba(13, 148, 136, 0.08) 0%,
            rgba(13, 148, 136, 0.04) 25%,
            rgba(13, 148, 136, 0.06) 50%,
            rgba(13, 148, 136, 0.04) 75%,
            rgba(13, 148, 136, 0.08) 100%);
    padding: var(--space-20) 0;
    text-align: center;
    position: relative;
    overflow: hidden;
    min-height: 50vh;
    display: flex;
    align-items: center;
    justify-content: center;
    border-bottom: 1px solid var(--color-border-light);
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg,
            rgba(255, 255, 255, 0.1) 0%,
            rgba(255, 255, 255, 0.05) 50%,
            rgba(255, 255, 255, 0.1) 100%);
    -webkit-backdrop-filter: blur(20px);
    backdrop-filter: blur(20px);
    border-radius: 0 0 2rem 2rem;
}

.hero::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(circle at 30% 20%,
            rgba(13, 148, 136, 0.12) 0%,
            transparent 50%),
        radial-gradient(circle at 70% 80%,
            rgba(13, 148, 136, 0.08) 0%,
            transparent 50%);
    pointer-events: none;
}

.hero-content {
    max-width: var(--container-lg);
    margin: 0 auto;
    padding: 0 var(--space-4);
    position: relative;
    z-index: 2;
}

.hero-title {
    font-family: var(--font-family-display);
    font-size: var(--font-size-4xl);
    font-weight: 800;
    color: var(--color-text-primary);
    margin-bottom: var(--space-6);
    line-height: var(--line-height-tight);
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
    animation: fadeInUp 1s ease-out;
    letter-spacing: -0.02em;
}

@media (min-width: 768px) {
    .hero-title {
        font-size: 4rem;
    }
}

@media (min-width: 1024px) {
    .hero-title {
        font-size: 4.5rem;
    }
}

.hero-subtitle {
    font-size: var(--font-size-xl);
    color: var(--color-text-secondary);
    line-height: var(--line-height-relaxed);
    max-width: 700px;
    margin: 0 auto;
    text-shadow: 0 1px 2px rgba(0, 0, 0, 0.05);
    animation: fadeInUp 1s ease-out 0.2s both;
    font-weight: var(--font-weight-medium);
}

.hero-cta {
    margin-top: var(--space-8);
    animation: fadeInUp 1s ease-out 0.4s both;
}

.btn-hero {
    display: inline-block;
    background: rgba(13, 148, 136, 0.1);
    color: var(--color-primary);
    padding: var(--space-4) var(--space-8);
    border-radius: var(--radius-lg);
    text-decoration: none;
    font-weight: var(--font-weight-semibold);
    font-size: var(--font-size-lg);
    border: 1px solid rgba(13, 148, 136, 0.2);
    -webkit-backdrop-filter: blur(20px);
    backdrop-filter: blur(20px);
    transition: all var(--transition-normal);
    box-shadow: 0 4px 20px rgba(13, 148, 136, 0.1);
}

.btn-hero:hover {
    background: rgba(13, 148, 136, 0.15);
    border-color: rgba(13, 148, 136, 0.3);
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(13, 148, 136, 0.2);
    color: var(--color-primary-hover);
}

/* Dark theme hero button */
[data-theme="dark"] .btn-hero {
    background: rgba(45, 212, 191, 0.1);
    border-color: rgba(45, 212, 191, 0.2);
    box-shadow: 0 4px 20px rgba(45, 212, 191, 0.1);
}

[data-theme="dark"] .btn-hero:hover {
    background: rgba(45, 212, 191, 0.15);
    border-color: rgba(45, 212, 191, 0.3);
    box-shadow: 0 8px 25px rgba(45, 212, 191, 0.2);
    color: var(--color-primary-hover);
}

/* Animations */

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(15px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Section Styles */
.recent-posts {
    padding: var(--space-20) 0;
}

.section-title {
    font-family: var(--font-family-display);
    font-size: var(--font-size-3xl);
    font-weight: var(--font-weight-bold);
    color: var(--color-text-primary);
    margin-bottom: var(--space-12);
    text-align: center;
}

.section-footer {
    text-align: center;
    margin-top: var(--space-12);
}

/* Posts Grid */
.posts-grid {
    display: grid;
    gap: var(--space-8);
    margin-bottom: var(--space-12);
}

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

@media (min-width: 1024px) {
    .posts-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

/* Post Card */
.post-card {
    background-color: var(--color-bg-secondary);
    border-radius: var(--radius-xl);
    transition: transform var(--transition-normal), box-shadow var(--transition-normal);
    border: 1px solid var(--color-border);
    overflow: hidden;
    display: flex;
    flex-direction: column;
    position: relative;
}

.post-card:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px var(--color-shadow);
}

.post-card-image-container {
    width: 100%;
    height: 200px;
    background-color: var(--color-bg-tertiary);
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

.post-card-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
    transition: transform var(--transition-normal);
}

.post-card:hover .post-card-image {
    transform: scale(1.05);
}

.post-card-image-fallback {
    background: linear-gradient(135deg, var(--color-primary), var(--color-accent));
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-weight: bold;
    font-size: var(--font-size-lg);
    text-align: center;
    padding: var(--space-4);
}

.post-card-content {
    padding: var(--space-6);
    flex: 1;
    display: flex;
    flex-direction: column;
}

.post-card-title {
    font-size: var(--font-size-xl);
    font-weight: var(--font-weight-semibold);
    margin-bottom: var(--space-3);
    line-height: var(--line-height-tight);
}

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

.post-card-title a::after {
    content: '';
    position: absolute;
    inset: 0;
    z-index: 1;
}

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

.post-card-meta {
    display: flex;
    align-items: center;
    gap: var(--space-4);
    margin-bottom: var(--space-4);
    flex-wrap: wrap;
}

.post-card-meta time {
    color: var(--color-text-muted);
    font-size: var(--font-size-sm);
}

.post-card-reading-time,
.post-reading-time {
    color: var(--color-text-muted);
    font-size: var(--font-size-sm);
}

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

.tag {
    background-color: var(--color-bg-tertiary);
    color: var(--color-text-secondary);
    font-size: var(--font-size-xs);
    font-weight: var(--font-weight-medium);
    padding: var(--space-1) var(--space-3);
    border-radius: var(--radius-lg);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    position: relative;
    z-index: 2;
}

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

.post-card-link {
    color: var(--color-primary);
    text-decoration: none;
    font-weight: var(--font-weight-medium);
    transition: color var(--transition-fast);
    position: relative;
    z-index: 2;
}

.post-card-link:hover {
    color: var(--color-primary-hover);
}

/* Button Styles */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: var(--space-3) var(--space-6);
    font-size: var(--font-size-base);
    font-weight: var(--font-weight-medium);
    text-decoration: none;
    border-radius: var(--radius-lg);
    border: none;
    cursor: pointer;
    transition: all var(--transition-fast);
    line-height: 1;
}

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

.btn-primary:hover {
    background-color: var(--color-primary-hover);
    transform: translateY(-1px);
}

/* Page Styles */
.page {
    padding: var(--space-16) 0;
}

.page-header {
    text-align: center;
    margin-bottom: var(--space-12);
    max-width: var(--container-md);
    margin-left: auto;
    margin-right: auto;
}

.page-title {
    font-family: var(--font-family-display);
    font-size: var(--font-size-4xl);
    font-weight: var(--font-weight-bold);
    color: var(--color-text-primary);
    margin-bottom: var(--space-4);
    line-height: var(--line-height-tight);
}

.page-excerpt {
    font-size: var(--font-size-lg);
    color: var(--color-text-secondary);
    line-height: var(--line-height-relaxed);
}

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

/* Post Styles */
.post {
    padding: var(--space-16) 0;
}

.post-header {
    text-align: center;
    margin-bottom: var(--space-12);
    max-width: var(--container-md);
    margin-left: auto;
    margin-right: auto;
}

.post-title {
    font-family: var(--font-family-display);
    font-size: var(--font-size-4xl);
    font-weight: var(--font-weight-bold);
    color: var(--color-text-primary);
    margin-bottom: var(--space-6);
    line-height: var(--line-height-tight);
}

@media (min-width: 768px) {
    .post-title {
        font-size: 3rem;
    }
}

.post-meta {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-6);
    margin-bottom: var(--space-6);
    flex-wrap: wrap;
}

.post-date {
    color: var(--color-text-muted);
    font-size: var(--font-size-base);
}

.post-author {
    color: var(--color-text-muted);
    font-size: var(--font-size-base);
}

.post-author-link {
    color: var(--color-primary);
    text-decoration: none;
    font-weight: var(--font-weight-medium);
    border-bottom: 1px solid transparent;
    transition: color var(--transition-fast), border-color var(--transition-fast);
}

.post-author-link:hover {
    color: var(--color-primary-hover);
    border-bottom-color: var(--color-primary-hover);
}

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

.post-excerpt {
    font-size: var(--font-size-lg);
    color: var(--color-text-secondary);
    line-height: var(--line-height-relaxed);
    font-style: italic;
}

.post-content {
    max-width: var(--container-md);
    margin: 0 auto;
    font-size: var(--font-size-lg);
    line-height: var(--line-height-relaxed);
    color: var(--color-text-primary);
    word-wrap: break-word;
    overflow-wrap: break-word;
}

/* Typography in Content */
.post-content h1,
.post-content h2,
.post-content h3,
.post-content h4,
.post-content h5,
.post-content h6,
.page-content h1,
.page-content h2,
.page-content h3,
.page-content h4,
.page-content h5,
.page-content h6 {
    font-family: var(--font-family-display);
    font-weight: var(--font-weight-bold);
    color: var(--color-text-primary);
    margin-top: var(--space-8);
    margin-bottom: var(--space-4);
    line-height: var(--line-height-tight);
}

.post-content h2,
.page-content h2 {
    margin-top: var(--space-12);
    padding-top: var(--space-8);
    border-top: 1px solid var(--color-border-light);
}

.post-content h2:first-child,
.page-content h2:first-child {
    border-top: none;
    padding-top: 0;
}

.post-content h1,
.page-content h1 {
    font-size: var(--font-size-3xl);
}

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

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

.post-content h4,
.page-content h4 {
    font-size: var(--font-size-lg);
}

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

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

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

.post-content a,
.page-content a {
    color: var(--color-primary);
    text-decoration: none;
    border-bottom: 1px solid transparent;
    transition: border-color var(--transition-fast);
}

.post-content a:hover,
.page-content a:hover {
    border-bottom-color: var(--color-primary);
}

.post-content blockquote,
.page-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-secondary);
}

.post-content img,
.page-content img {
    max-width: 100%;
    height: auto;
    border-radius: var(--radius-lg);
    margin: var(--space-8) 0;
}

/* Override for post card images */
.page-content .post-card-image {
    height: 100%;
    margin: 0;
    border-radius: 0;
}

/* Code Blocks */
.post-content pre,
.page-content pre {
    background-color: var(--color-bg-tertiary);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: var(--space-6);
    margin: var(--space-8) 0;
    overflow-x: auto;
    font-family: var(--font-family-mono);
    font-size: var(--font-size-sm);
    line-height: var(--line-height-normal);
    position: relative;
}

.code-block-wrapper {
    position: relative;
}

.code-block-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--space-2) var(--space-4);
    background-color: var(--color-bg-tertiary);
    border: 1px solid var(--color-border);
    border-bottom: none;
    border-radius: var(--radius-lg) var(--radius-lg) 0 0;
    margin-top: var(--space-8);
}

.code-block-header+pre {
    margin-top: 0;
    border-radius: 0 0 var(--radius-lg) var(--radius-lg);
}

.code-lang-label {
    font-size: var(--font-size-xs);
    font-family: var(--font-family-mono);
    color: var(--color-text-muted);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.code-copy-btn {
    padding: var(--space-1) var(--space-3);
    border-radius: var(--radius-md);
    border: 1px solid var(--color-border);
    background-color: var(--color-bg-primary);
    color: var(--color-text-secondary);
    font-size: var(--font-size-xs);
    cursor: pointer;
    transition: all var(--transition-fast);
    font-family: inherit;
}

.code-copy-btn:hover {
    color: var(--color-primary);
    border-color: var(--color-primary);
}

.post-content code,
.page-content code {
    font-family: var(--font-family-mono);
    font-size: 0.9em;
}

.post-content :not(pre)>code,
.page-content :not(pre)>code {
    background-color: var(--color-bg-tertiary);
    padding: var(--space-1) var(--space-2);
    border-radius: var(--radius-sm);
    border: 1px solid var(--color-border);
}

/* Tables */
.post-content table,
.page-content table {
    width: 100%;
    border-collapse: collapse;
    margin: var(--space-8) 0;
    font-size: var(--font-size-base);
    overflow-x: auto;
    display: block;
}

.post-content thead,
.page-content thead {
    background-color: var(--color-bg-secondary);
}

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

.post-content th,
.page-content th {
    font-weight: var(--font-weight-semibold);
    color: var(--color-text-primary);
}

.post-content td,
.page-content td {
    color: var(--color-text-secondary);
}

/* Mobile table responsiveness */
@media (max-width: 767px) {

    .post-content table,
    .page-content table {
        display: block;
        overflow-x: auto;
        -webkit-overflow-scrolling: touch;
        white-space: nowrap;
        font-size: var(--font-size-sm);
    }

    .post-content th,
    .post-content td,
    .page-content th,
    .page-content td {
        padding: var(--space-2) var(--space-3);
    }
}

/* Share Buttons */
.share-buttons {
    max-width: var(--container-md);
    margin: var(--space-12) auto 0;
    padding: var(--space-8) 0;
    border-top: 1px solid var(--color-border);
    display: flex;
    align-items: center;
    gap: var(--space-4);
    flex-wrap: wrap;
}

.share-label {
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-medium);
    color: var(--color-text-muted);
}

.share-links {
    display: flex;
    gap: var(--space-2);
    flex-wrap: wrap;
}

.share-btn {
    display: inline-flex;
    align-items: center;
    gap: var(--space-2);
    padding: var(--space-2) var(--space-4);
    border-radius: var(--radius-lg);
    border: 1px solid var(--color-border);
    background-color: var(--color-bg-secondary);
    color: var(--color-text-secondary);
    font-size: var(--font-size-sm);
    text-decoration: none;
    cursor: pointer;
    transition: all var(--transition-fast);
    font-family: inherit;
}

.share-btn:hover {
    color: var(--color-primary);
    border-color: var(--color-primary);
    background-color: var(--color-bg-primary);
}

.share-btn svg {
    flex-shrink: 0;
}

/* Post Navigation */
.post-footer {
    margin-top: var(--space-20);
    padding-top: var(--space-12);
    border-top: 1px solid var(--color-border);
}

.post-nav {
    display: grid;
    gap: var(--space-8);
}

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

.post-nav-item {
    padding: var(--space-6);
    background-color: var(--color-bg-secondary);
    border-radius: var(--radius-lg);
    border: 1px solid var(--color-border);
    transition: transform var(--transition-fast), box-shadow var(--transition-fast);
}

.post-nav-item:hover {
    transform: translateY(-1px);
    box-shadow: 0 4px 12px var(--color-shadow-light);
}

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

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

.post-nav-title {
    color: var(--color-text-primary);
    text-decoration: none;
    font-weight: var(--font-weight-medium);
    transition: color var(--transition-fast);
}

.post-nav-title:hover {
    color: var(--color-primary);
}

.post-nav-disabled {
    opacity: 0.5;
}

.post-nav-none {
    font-style: italic;
    color: var(--color-text-muted);
}

.post-nav-tags {
    display: flex;
    gap: var(--space-1);
    margin-top: var(--space-2);
    flex-wrap: wrap;
}

.post-nav-tags .tag {
    font-size: 0.65rem;
}

/* Footer */
.footer {
    background-color: var(--color-bg-secondary);
    border-top: 1px solid var(--color-border);
    padding: var(--space-16) 0 var(--space-8);
    margin-top: auto;
}

.footer-inner {
    max-width: var(--container-xl);
    margin: 0 auto;
    padding: 0 var(--space-4);
}

@media (min-width: 768px) {
    .footer-inner {
        padding: 0 var(--space-6);
    }
}

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

@media (min-width: 768px) {
    .footer-grid {
        grid-template-columns: 2fr 1fr 1fr;
        text-align: left;
    }
}

.footer-logo {
    font-family: var(--font-family-display);
    font-size: var(--font-size-xl);
    font-weight: var(--font-weight-bold);
    color: var(--color-text-primary);
    text-decoration: none;
    display: inline-block;
    margin-bottom: var(--space-3);
}

.footer-logo:hover {
    color: var(--color-primary);
}

.footer-tagline {
    color: var(--color-text-secondary);
    font-size: var(--font-size-sm);
    line-height: var(--line-height-relaxed);
    max-width: 300px;
    margin-left: auto;
    margin-right: auto;
}

@media (min-width: 768px) {
    .footer-tagline {
        margin-left: 0;
        margin-right: 0;
    }
}

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

.footer-nav-list {
    list-style: none;
    padding: 0;
    margin: 0;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-2);
}

@media (min-width: 768px) {
    .footer-nav-list {
        align-items: flex-start;
    }
}

.footer-nav-link {
    color: var(--color-text-secondary);
    text-decoration: none;
    font-size: var(--font-size-sm);
    transition: color var(--transition-fast);
}

.footer-nav-link:hover {
    color: var(--color-primary);
}

.footer-social-links {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-3);
}

@media (min-width: 768px) {
    .footer-social-links {
        align-items: flex-start;
    }
}

.footer-social-link {
    display: inline-flex;
    align-items: center;
    gap: var(--space-2);
    color: var(--color-text-secondary);
    text-decoration: none;
    font-size: var(--font-size-sm);
    transition: color var(--transition-fast);
}

.footer-social-link:hover {
    color: var(--color-primary);
}

.footer-social-link svg {
    flex-shrink: 0;
}

.footer-bottom {
    padding-top: var(--space-8);
    border-top: 1px solid var(--color-border);
    text-align: center;
}

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

/* Empty State */
.empty-state {
    text-align: center;
    padding: var(--space-20) var(--space-4);
    color: var(--color-text-secondary);
}

/* Blog Filters */
.blog-filters {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-2);
    justify-content: center;
    margin-bottom: var(--space-6);
}

.filter-tag {
    padding: var(--space-2) var(--space-4);
    border-radius: var(--radius-lg);
    border: 1px solid var(--color-border);
    background-color: var(--color-bg-secondary);
    color: var(--color-text-secondary);
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-medium);
    cursor: pointer;
    transition: all var(--transition-fast);
    font-family: inherit;
}

.filter-tag:hover {
    border-color: var(--color-primary);
    color: var(--color-primary);
}

.filter-tag.active {
    background-color: var(--color-primary);
    color: white;
    border-color: var(--color-primary);
}

.blog-post-count {
    text-align: center;
    margin-bottom: var(--space-6);
}

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

/* Blog Page */
.blog-page {
    margin-top: var(--space-8);
}

/* Pagination */
.pagination {
    margin-top: var(--space-16);
    padding-top: var(--space-8);
    border-top: 1px solid var(--color-border);
}

.pagination-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    max-width: var(--container-md);
    margin: 0 auto;
    flex-wrap: wrap;
    gap: var(--space-4);
}

.pagination-link {
    display: inline-flex;
    align-items: center;
    padding: var(--space-3) var(--space-6);
    background-color: var(--color-bg-secondary);
    color: var(--color-text-primary);
    text-decoration: none;
    border-radius: var(--radius-lg);
    border: 1px solid var(--color-border);
    font-weight: var(--font-weight-medium);
    transition: all var(--transition-fast);
}

.pagination-link:hover {
    background-color: var(--color-primary);
    color: white;
    transform: translateY(-1px);
    box-shadow: 0 4px 12px var(--color-shadow-light);
}

.pagination-info {
    color: var(--color-text-secondary);
    font-size: var(--font-size-sm);
    text-align: center;
}

/* Callout Component */
.callout {
    padding: var(--space-4) var(--space-6);
    margin: var(--space-6) 0;
    border-radius: var(--radius-lg);
    border-left: 4px solid;
}

.callout-info {
    background-color: var(--color-bg-secondary);
    border-left-color: var(--color-primary);
    color: var(--color-text-primary);
}

.callout-warning {
    --callout-bg: #fef3cd;
    --callout-border: #ffc107;
    --callout-text: #856404;
    background-color: var(--callout-bg);
    border-left-color: var(--callout-border);
    color: var(--callout-text);
}

.callout-error {
    --callout-bg: #f8d7da;
    --callout-border: #dc3545;
    --callout-text: #721c24;
    background-color: var(--callout-bg);
    border-left-color: var(--callout-border);
    color: var(--callout-text);
}

.callout-success {
    --callout-bg: #d1e7dd;
    --callout-border: #28a745;
    --callout-text: #155724;
    background-color: var(--callout-bg);
    border-left-color: var(--callout-border);
    color: var(--callout-text);
}

[data-theme="dark"] .callout-warning {
    --callout-bg: #332701;
    --callout-text: #ffecb3;
}

[data-theme="dark"] .callout-error {
    --callout-bg: #2c0b0e;
    --callout-text: #f5c6cb;
}

[data-theme="dark"] .callout-success {
    --callout-bg: #0a2e0a;
    --callout-text: #c3e6cb;
}

/* Responsive adjustments */
@media (max-width: 767px) {
    .hero {
        padding: var(--space-16) 0;
        min-height: 40vh;
    }

    .hero-title {
        font-size: var(--font-size-3xl);
        margin-bottom: var(--space-4);
    }

    .hero-subtitle {
        font-size: var(--font-size-lg);
        max-width: 100%;
    }

    .post-card-image-container {
        height: 150px;
    }

    .post-title,
    .page-title {
        font-size: var(--font-size-3xl);
    }

    .recent-posts {
        padding: var(--space-16) 0;
    }

    .post,
    .page {
        padding: var(--space-12) 0;
    }

    .post-meta {
        flex-direction: column;
        gap: var(--space-3);
    }

    .pagination-container {
        flex-direction: column;
        text-align: center;
    }

    .pagination-link {
        width: 100%;
        justify-content: center;
    }
}

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

a:focus:not(:focus-visible),
button:focus:not(:focus-visible) {
    outline: none;
}

/* Table of Contents */
.table-of-contents {
    background-color: var(--color-bg-secondary);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: var(--space-6);
    position: sticky;
    top: calc(4rem + var(--space-4));
    max-height: calc(100vh - 6rem);
    overflow: hidden;
    z-index: 10;
}

.toc-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: var(--space-4);
}

.toc-title {
    font-size: var(--font-size-lg);
    font-weight: var(--font-weight-semibold);
    color: var(--color-text-primary);
    margin: 0;
}

.toc-toggle {
    background: none;
    border: none;
    color: var(--color-text-secondary);
    cursor: pointer;
    padding: var(--space-2);
    border-radius: var(--radius-md);
    transition: color var(--transition-fast), background-color var(--transition-fast);
    display: none;
}

.toc-toggle:hover {
    color: var(--color-primary);
    background-color: var(--color-bg-tertiary);
}

.toc-icon {
    transition: transform var(--transition-fast);
}

.toc-toggle[aria-expanded="true"] .toc-icon {
    transform: rotate(180deg);
}

.toc-nav {
    overflow-y: auto;
    max-height: calc(100vh - 12rem);
    scrollbar-gutter: stable;
    padding-right: var(--space-2);
}

/* Subtle thin scrollbar for TOC */
.toc-nav::-webkit-scrollbar {
    width: 4px;
}

.toc-nav::-webkit-scrollbar-track {
    background: transparent;
}

.toc-nav::-webkit-scrollbar-thumb {
    background-color: var(--color-border);
    border-radius: 4px;
}

.toc-nav::-webkit-scrollbar-thumb:hover {
    background-color: var(--color-text-tertiary);
}

/* Remove overflow from mobile modal TOC nav */
.toc-mobile-modal .toc-nav {
    overflow-y: visible;
    max-height: none;
}

.toc-list {
    list-style: none;
    margin: 0;
    padding: 0;
    border-left: 1px solid var(--color-border);
}

.toc-item {
    margin-bottom: 0;
}

.toc-link {
    display: block;
    color: var(--color-text-secondary);
    text-decoration: none;
    padding: 6px var(--space-3) 6px var(--space-4);
    font-size: var(--font-size-sm);
    line-height: var(--line-height-normal);
    transition: color var(--transition-fast), border-color var(--transition-fast);
    border-left: 2px solid transparent;
    margin-left: -1px;
    position: relative;
}

.toc-link:hover {
    color: var(--color-primary);
    border-left-color: color-mix(in srgb, var(--color-primary) 50%, transparent);
}

.toc-link.active {
    color: var(--color-primary);
    font-weight: var(--font-weight-medium);
    border-left-color: var(--color-primary);
    border-left-width: 2px;
}

/* Level 1 (h2) — primary sections */
.toc-level-1 .toc-link {
    padding-left: var(--space-4);
    font-weight: var(--font-weight-medium);
    font-size: var(--font-size-sm);
}

.toc-level-1 .toc-link.active {
    font-weight: var(--font-weight-semibold);
}

/* Level 2 (h3) — subsections */
.toc-level-2 .toc-link {
    padding-left: var(--space-2);
    font-weight: var(--font-weight-normal);
    font-size: var(--font-size-sm);
    color: var(--color-text-tertiary);
}

.toc-level-2 .toc-link:hover,
.toc-level-2 .toc-link.active {
    color: var(--color-primary);
}

/* Level 3 (h4) — sub-subsections */
.toc-level-3 .toc-link {
    padding-left: var(--space-9);
    font-size: var(--font-size-xs);
    color: var(--color-text-tertiary);
    border-left-color: transparent;
}

.toc-level-3 .toc-link:hover,
.toc-level-3 .toc-link.active {
    color: var(--color-primary);
}

/* Level 4+ (h5, h6) — deeply nested */
.toc-level-4 .toc-link,
.toc-level-5 .toc-link,
.toc-level-6 .toc-link {
    padding-left: var(--space-10);
    font-size: var(--font-size-xs);
    color: var(--color-text-tertiary);
    border-left-color: transparent;
}

/* Mobile TOC Button */
.toc-mobile-button {
    position: fixed;
    bottom: var(--space-6);
    right: var(--space-4);
    width: 56px;
    height: 56px;
    border-radius: 50%;
    background-color: var(--color-primary);
    color: white;
    border: none;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
    cursor: pointer;
    display: none;
    align-items: center;
    justify-content: center;
    z-index: 999;
    transition: all var(--transition-fast);
}

.toc-mobile-button:hover {
    background-color: var(--color-primary-hover);
    transform: scale(1.05);
}

.toc-mobile-button:active {
    transform: scale(0.95);
}

.toc-mobile-button svg {
    width: 24px;
    height: 24px;
}

/* Mobile TOC Modal */
.toc-mobile-modal {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: rgba(0, 0, 0, 0.5);
    z-index: 1000;
    display: none;
    opacity: 0;
    transition: opacity var(--transition-normal);
}

.toc-mobile-modal.active {
    display: flex;
    opacity: 1;
}

.toc-mobile-content {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    background-color: var(--color-bg-primary);
    border-radius: var(--radius-xl) var(--radius-xl) 0 0;
    max-height: 70vh;
    overflow-y: auto;
    padding: var(--space-6);
    transform: translateY(100%);
    transition: transform var(--transition-normal);
}

.toc-mobile-modal.active .toc-mobile-content {
    transform: translateY(0);
}

.toc-mobile-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: var(--space-4);
    padding-bottom: var(--space-4);
    border-bottom: 1px solid var(--color-border);
}

.toc-mobile-close {
    background: none;
    border: none;
    color: var(--color-text-secondary);
    cursor: pointer;
    padding: var(--space-2);
    border-radius: var(--radius-md);
    transition: color var(--transition-fast), background-color var(--transition-fast);
}

.toc-mobile-close:hover {
    color: var(--color-primary);
    background-color: var(--color-bg-secondary);
}

/* Mobile styles for table of contents */
@media (max-width: 1023px) {
    .table-of-contents {
        display: none;
    }

    .toc-mobile-button {
        display: flex;
    }

    .toc-mobile-modal .toc-link {
        font-size: var(--font-size-sm);
        padding: var(--space-3) var(--space-2) var(--space-3) var(--space-4);
    }

    /* Mobile indentation */
    .toc-mobile-modal .toc-level-1 .toc-link {
        padding-left: var(--space-4);
    }

    .toc-mobile-modal .toc-level-2 .toc-link {
        padding-left: var(--space-2);
    }

    .toc-mobile-modal .toc-level-3 .toc-link {
        padding-left: var(--space-9);
        font-size: var(--font-size-xs);
    }

    .toc-mobile-modal .toc-level-4 .toc-link,
    .toc-mobile-modal .toc-level-5 .toc-link,
    .toc-mobile-modal .toc-level-6 .toc-link {
        padding-left: var(--space-10);
        font-size: var(--font-size-xs);
    }
}

/* Desktop: Show TOC on the side for larger screens */
@media (min-width: 1024px) {
    .post .container {
        max-width: var(--container-xl);
    }

    .post-content-wrapper {
        display: flex;
        gap: var(--space-8);
        align-items: flex-start;
    }

    .post-content {
        flex: 1;
        max-width: var(--container-md);
        min-width: 0;
    }

    .table-of-contents {
        width: 280px;
        flex-shrink: 0;
        position: -webkit-sticky;
        position: sticky;
        top: calc(4rem + var(--space-4));
        max-height: calc(100vh - 5rem);
        overflow: hidden;
        align-self: flex-start;
    }

    .toc-mobile-button {
        display: none;
    }
}

@media (min-width: 1280px) {
    .table-of-contents {
        width: 320px;
    }
}

/* Reading Progress Bar */
.reading-progress {
    position: fixed;
    top: 4rem;
    left: 0;
    height: 3px;
    width: 0;
    background: var(--color-primary);
    z-index: 99;
    transition: width 50ms linear;
}

/* Back to Top Button */
.back-to-top {
    position: fixed;
    bottom: var(--space-6);
    right: var(--space-4);
    width: 44px;
    height: 44px;
    border-radius: 50%;
    background-color: var(--color-bg-secondary);
    color: var(--color-text-secondary);
    border: 1px solid var(--color-border);
    box-shadow: 0 2px 8px var(--color-shadow-light);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    visibility: hidden;
    transform: translateY(10px);
    transition: opacity var(--transition-normal), visibility var(--transition-normal), transform var(--transition-normal), background-color var(--transition-fast), color var(--transition-fast);
    z-index: 90;
}

.back-to-top.visible {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.back-to-top:hover {
    background-color: var(--color-primary);
    color: white;
    border-color: var(--color-primary);
}

/* Move TOC button up when back-to-top is visible */
.back-to-top.visible~.toc-mobile-button,
.post~.back-to-top.visible+.toc-mobile-button {
    bottom: calc(var(--space-6) + 56px);
}

/* Skip to content link */
.skip-to-content {
    position: absolute;
    top: -100%;
    left: var(--space-4);
    z-index: 200;
    background-color: var(--color-primary);
    color: white;
    padding: var(--space-3) var(--space-6);
    border-radius: var(--radius-md);
    text-decoration: none;
    font-weight: var(--font-weight-medium);
    transition: top var(--transition-fast);
}

.skip-to-content:focus {
    top: var(--space-2);
}

/* Reduced motion for accessibility */
@media (prefers-reduced-motion: reduce) {

    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
        scroll-behavior: auto !important;
    }
}

/* Print styles */
@media print {

    .nav,
    .footer,
    .theme-toggle,
    .mobile-menu-toggle,
    .post-nav,
    .table-of-contents,
    .toc-mobile-button,
    .toc-mobile-modal {
        display: none;
    }

    body {
        background: white;
        color: black;
    }
}