/* ========================================
   CSS Variables & Root Styles
   ======================================== */
:root {
    /* Colors */
    --color-black: #000000;
    --color-white: #ffffff;
    --color-gray-900: #0a0a0a;
    --color-gray-800: #1a1a1a;
    --color-gray-700: #2a2a2a;
    --color-gray-600: #3a3a3a;
    --color-gray-400: #9ca3af;
    --color-gray-300: #d1d5db;
    --color-gray-200: #e5e7eb;
    
    /* Gradient Colors */
    --color-blue: #3B82F6;
    --color-blue-dark: #2563EB;
    --color-green: #10B981;
    --color-green-dark: #059669;
    
    /* Typography */
    --font-body: 'DM Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --font-mono: 'Space Mono', monospace;
    
    /* Spacing */
    --container-width: 1280px;
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 1.5rem;
    --spacing-lg: 2rem;
    --spacing-xl: 3rem;
    --spacing-2xl: 4rem;
    --spacing-3xl: 6rem;
    
    /* Effects */
    --blur-amount: 20px;
    --transition-speed: 0.3s;
    --transition-ease: cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

/* ========================================
   Full Site Video Background
   ======================================== */
.site-video-background {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100vh;
    z-index: 0;
    overflow: hidden;
    pointer-events: none;
}

.site-video {
    position: absolute;
    top: 50%;
    left: 50%;
    min-width: 100%;
    min-height: 100%;
    width: auto;
    height: auto;
    transform: translate(-50%, -50%);
    object-fit: cover;
}

.site-video-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(
        to bottom,
        rgba(0, 0, 0, 0.6) 0%,
        rgba(0, 0, 0, 0.7) 50%,
        rgba(0, 0, 0, 0.8) 100%
    );
    z-index: 1;
}

/* Ensure content is above video */
.site-header,
main,
.site-footer {
    position: relative;
    z-index: 10;
}

/* Stop video at footer */
body {
    position: relative;
}

.site-footer {
    position: relative;
    background: rgba(0, 0, 0, 0.95);
}

/* ========================================
   Reset & Base Styles
   ======================================== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    font-size: 16px;
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-body);
    background-color: transparent;
    color: var(--color-white);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

html {
    background-color: var(--color-black);
}

img {
    max-width: 100%;
    height: auto;
    display: block;
}

a {
    color: inherit;
    text-decoration: none;
    transition: all var(--transition-speed) var(--transition-ease);
}

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

/* ========================================
   Header
   ======================================== */
.site-header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    padding: var(--spacing-md) 0;
    background: rgba(0, 0, 0, 0.75);
    backdrop-filter: blur(var(--blur-amount));
    -webkit-backdrop-filter: blur(var(--blur-amount));
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.site-nav {
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.site-logo {
    display: flex;
    align-items: center;
}

.logo-text {
    font-size: 1.5rem;
    font-weight: 700;
    background: linear-gradient(135deg, var(--color-blue), var(--color-green));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

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

.nav-menu {
    display: flex;
    gap: var(--spacing-lg);
    list-style: none;
}

.nav-link {
    font-size: 0.95rem;
    font-weight: 500;
    color: var(--color-gray-300);
    position: relative;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background: linear-gradient(135deg, var(--color-blue), var(--color-green));
    transition: width var(--transition-speed) var(--transition-ease);
}

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

.nav-link:hover::after {
    width: 100%;
}

/* ========================================
   Hero Section
   ======================================== */
.hero-section {
    position: relative;
    min-height: 25vh;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    margin-top: 80px;
    padding: var(--spacing-lg) 0;
}

.hero-background {
    position: absolute;
    inset: 0;
    background: transparent;
    pointer-events: none;
}

@keyframes pulseGlow {
    0%, 100% { opacity: 0.5; }
    50% { opacity: 1; }
}

.hero-content {
    position: relative;
    z-index: 10;
    text-align: center;
    max-width: 800px;
    padding: var(--spacing-md) var(--spacing-md);
    animation: fadeInUp 1s var(--transition-ease);
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.hero-title {
    font-size: clamp(2.5rem, 6vw, 4rem);
    font-weight: 300;
    margin-bottom: var(--spacing-md);
    line-height: 1.2;
}

.gradient-text {
    font-weight: 700;
    background: linear-gradient(135deg, var(--color-blue), var(--color-green));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-description {
    font-size: 1.25rem;
    color: var(--color-gray-300);
    line-height: 1.6;
}

/* ========================================
   Posts Section
   ======================================== */
.posts-section {
    padding: var(--spacing-md) 0 var(--spacing-xl) 0;
}

.posts-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-xl);
}

/* ========================================
   Post Card
   ======================================== */
.post-card {
    position: relative;
    border-radius: 1.5rem;
    overflow: hidden;
    background: rgba(0, 0, 0, 0.5);
    backdrop-filter: blur(var(--blur-amount));
    -webkit-backdrop-filter: blur(var(--blur-amount));
    transition: all var(--transition-speed) var(--transition-ease);
}

.post-card::before {
    content: '';
    position: absolute;
    inset: 0;
    padding: 2px;
    background: linear-gradient(135deg, var(--color-blue), var(--color-green));
    border-radius: inherit;
    mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
    mask-composite: exclude;
    -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
    -webkit-mask-composite: xor;
    opacity: 0;
    transition: opacity var(--transition-speed) var(--transition-ease);
}

.post-card:hover {
    transform: translateY(-4px);
    background: rgba(255, 255, 255, 0.05);
}

.post-card:hover::before {
    opacity: 1;
}

.post-card-link {
    display: block;
}

.post-card-image {
    position: relative;
    width: 100%;
    height: 240px;
    overflow: hidden;
    background: var(--color-gray-800);
}

.post-card-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.6s var(--transition-ease);
}

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

.post-card-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(to bottom, transparent 0%, rgba(0, 0, 0, 0.7) 100%);
}

.post-card-image-placeholder {
    background: linear-gradient(135deg, var(--color-gray-800), var(--color-gray-700));
}

.placeholder-gradient {
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(59, 130, 246, 0.1), rgba(16, 185, 129, 0.1));
}

.post-card-content {
    padding: var(--spacing-lg);
}

.post-card-tag {
    display: inline-block;
    font-size: 0.75rem;
    font-weight: 600;
    font-family: var(--font-mono);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    padding: 0.25rem 0.75rem;
    margin-bottom: var(--spacing-sm);
    background: linear-gradient(135deg, var(--color-blue), var(--color-green));
    color: var(--color-white);
    border-radius: 0.5rem;
}

.post-card-title {
    font-size: 1.5rem;
    font-weight: 600;
    line-height: 1.3;
    margin-bottom: var(--spacing-sm);
    color: var(--color-white);
}

.post-card-excerpt {
    font-size: 0.95rem;
    color: var(--color-gray-400);
    line-height: 1.6;
    margin-bottom: var(--spacing-md);
}

.post-card-meta {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding-top: var(--spacing-md);
    border-top: 1px solid rgba(255, 255, 255, 0.05);
}

.post-card-author {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
}

.author-avatar {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    object-fit: cover;
}

.author-name {
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--color-gray-300);
}

.post-card-date {
    font-size: 0.875rem;
    color: var(--color-gray-400);
}

/* ========================================
   Footer
   ======================================== */
.site-footer {
    padding: var(--spacing-3xl) 0 var(--spacing-xl) 0;
    border-top: 1px solid rgba(255, 255, 255, 0.05);
    background: rgba(0, 0, 0, 0.5);
    backdrop-filter: blur(var(--blur-amount));
    -webkit-backdrop-filter: blur(var(--blur-amount));
}

.footer-content {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xl);
}

.footer-main {
    display: grid;
    grid-template-columns: 1fr 2fr;
    gap: var(--spacing-2xl);
    align-items: start;
}

.footer-info {
    max-width: 300px;
}

.footer-logo {
    height: 36px;
    width: auto;
    margin-bottom: var(--spacing-md);
}

.footer-logo-text {
    font-size: 1.25rem;
    font-weight: 700;
    margin-bottom: var(--spacing-md);
    background: linear-gradient(135deg, var(--color-blue), var(--color-green));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.footer-description {
    font-size: 0.875rem;
    color: var(--color-gray-400);
    line-height: 1.6;
}

.footer-links {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: var(--spacing-xl);
}

.footer-section {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.footer-section-title {
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--color-white);
    margin-bottom: var(--spacing-xs);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.footer-nav {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xs);
    list-style: none;
}

.footer-nav a {
    font-size: 0.875rem;
    color: var(--color-gray-400);
    transition: color var(--transition-speed) var(--transition-ease);
}

.footer-nav a:hover {
    color: var(--color-white);
}

.footer-bottom {
    padding-top: var(--spacing-lg);
    border-top: 1px solid rgba(255, 255, 255, 0.05);
    text-align: center;
}

.footer-copyright {
    font-size: 0.875rem;
    color: var(--color-gray-600);
}

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

.pagination a,
.pagination .page-number {
    padding: 0.75rem 1.25rem;
    border-radius: 0.75rem;
    font-size: 0.875rem;
    font-weight: 500;
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.1);
    transition: all var(--transition-speed) var(--transition-ease);
}

.pagination a:hover {
    background: rgba(255, 255, 255, 0.08);
    border-color: rgba(255, 255, 255, 0.2);
}

.pagination .page-number {
    background: linear-gradient(135deg, var(--color-blue), var(--color-green));
    border: none;
    color: var(--color-white);
}

/* ========================================
   No Posts State
   ======================================== */
.no-posts {
    text-align: center;
    padding: var(--spacing-3xl) 0;
}

.no-posts p {
    font-size: 1.25rem;
    color: var(--color-gray-400);
}

/* ========================================
   Post Page
   ======================================== */
.container-narrow {
    max-width: 800px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

.post {
    padding-top: 100px;
    padding-bottom: var(--spacing-xl);
}

.page {
    padding-top: 100px;
    padding-bottom: var(--spacing-xl);
}

.post-header {
    text-align: center;
    padding-top: var(--spacing-xl);
    padding-bottom: var(--spacing-xl);
    background: rgba(0, 0, 0, 0.5);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border-radius: 1.5rem;
    margin-bottom: var(--spacing-lg);
}

.post-tag {
    display: inline-block;
    font-size: 0.75rem;
    font-weight: 600;
    font-family: var(--font-mono);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    padding: 0.35rem 1rem;
    margin-bottom: var(--spacing-md);
    background: linear-gradient(135deg, var(--color-blue), var(--color-green));
    color: var(--color-white);
    border-radius: 0.5rem;
    transition: all var(--transition-speed) var(--transition-ease);
}

.post-tag:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 24px rgba(59, 130, 246, 0.3);
}

.post-title {
    font-size: clamp(2rem, 5vw, 3.5rem);
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: var(--spacing-lg);
    color: var(--color-white);
}

.post-meta {
    display: flex;
    justify-content: center;
    margin-top: var(--spacing-lg);
}

.post-author-info {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.post-author-avatar {
    width: 48px;
    height: 48px;
    border-radius: 50%;
    object-fit: cover;
    border: 2px solid rgba(255, 255, 255, 0.1);
}

.post-author-details {
    text-align: left;
}

.post-author-name {
    display: block;
    font-size: 1rem;
    font-weight: 600;
    color: var(--color-white);
    margin-bottom: 0.25rem;
}

.post-author-name:hover {
    color: var(--color-blue);
}

.post-date-reading {
    font-size: 0.875rem;
    color: var(--color-gray-400);
}

.separator {
    margin: 0 0.5rem;
}

.post-featured-image {
    margin: var(--spacing-2xl) auto;
    max-width: 1200px;
    border-radius: 1.5rem;
    overflow: hidden;
    position: relative;
}

.post-featured-image::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, rgba(59, 130, 246, 0.1), rgba(16, 185, 129, 0.1));
    opacity: 0;
    transition: opacity var(--transition-speed) var(--transition-ease);
}

.post-featured-image:hover::before {
    opacity: 1;
}

.post-featured-image img {
    width: 100%;
    height: auto;
    display: block;
}

.post-content-wrapper {
    padding: var(--spacing-xl) 0;
    background: rgba(0, 0, 0, 0.6);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border-radius: 1.5rem;
    margin: var(--spacing-lg) 0;
}

.post-content {
    font-size: 1.125rem;
    line-height: 1.8;
    color: var(--color-gray-200);
    padding: var(--spacing-xl);
}

.post-content h2,
.post-content h3,
.post-content h4 {
    color: var(--color-white);
    margin-top: var(--spacing-xl);
    margin-bottom: var(--spacing-md);
    font-weight: 600;
}

.post-content h2 {
    font-size: 2rem;
}

.post-content h3 {
    font-size: 1.5rem;
}

.post-content h4 {
    font-size: 1.25rem;
}

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

.post-content a {
    color: var(--color-blue);
    text-decoration: underline;
    text-decoration-color: rgba(59, 130, 246, 0.3);
    text-underline-offset: 3px;
    transition: all var(--transition-speed) var(--transition-ease);
}

.post-content a:hover {
    color: var(--color-green);
    text-decoration-color: rgba(16, 185, 129, 0.5);
}

.post-content ul,
.post-content ol {
    margin-left: var(--spacing-lg);
    margin-bottom: var(--spacing-md);
}

.post-content li {
    margin-bottom: var(--spacing-xs);
}

.post-content blockquote {
    margin: var(--spacing-xl) 0;
    padding: var(--spacing-lg);
    border-left: 4px solid;
    border-image: linear-gradient(135deg, var(--color-blue), var(--color-green)) 1;
    background: rgba(255, 255, 255, 0.03);
    border-radius: 0 0.75rem 0.75rem 0;
    font-style: italic;
}

.post-content pre {
    background: var(--color-gray-900);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 0.75rem;
    padding: var(--spacing-md);
    overflow-x: auto;
    margin: var(--spacing-lg) 0;
}

.post-content code {
    font-family: var(--font-mono);
    font-size: 0.9em;
    background: rgba(255, 255, 255, 0.05);
    padding: 0.2em 0.4em;
    border-radius: 0.25rem;
}

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

.post-content img {
    border-radius: 0.75rem;
    margin: var(--spacing-lg) 0;
}

.post-content hr {
    border: none;
    height: 1px;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.1), transparent);
    margin: var(--spacing-2xl) 0;
}

/* Koenig Editor - Wide and Full Width Images */
.kg-width-wide {
    position: relative;
    width: 100vw;
    left: 50%;
    right: 50%;
    margin-left: -50vw;
    margin-right: -50vw;
    max-width: 1200px;
    transform: translateX(calc(50vw - 50%));
}

.kg-width-full {
    position: relative;
    width: 100vw;
    left: 50%;
    right: 50%;
    margin-left: -50vw;
    margin-right: -50vw;
}

.kg-width-wide img,
.kg-width-full img {
    width: 100%;
    height: auto;
    border-radius: 0.75rem;
}

/* Koenig Card Styles */
.kg-card {
    margin: var(--spacing-xl) 0;
}

.kg-embed-card {
    display: flex;
    justify-content: center;
    align-items: center;
    margin: var(--spacing-xl) 0;
}

.kg-image-card,
.kg-gallery-card {
    margin: var(--spacing-xl) auto;
}

.kg-image {
    max-width: 100%;
    height: auto;
}

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

.kg-gallery-row {
    display: flex;
    gap: var(--spacing-sm);
}

.kg-gallery-image {
    flex: 1;
    object-fit: cover;
}

.kg-bookmark-card {
    width: 100%;
    margin: var(--spacing-xl) 0;
}

.kg-bookmark-container {
    display: flex;
    text-decoration: none;
    border-radius: 0.75rem;
    overflow: hidden;
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.1);
    transition: all var(--transition-speed) var(--transition-ease);
}

.kg-bookmark-container:hover {
    background: rgba(255, 255, 255, 0.05);
    border-color: rgba(255, 255, 255, 0.2);
}

.kg-bookmark-content {
    flex: 1;
    padding: var(--spacing-lg);
}

.kg-bookmark-title {
    color: var(--color-white);
    font-weight: 600;
    margin-bottom: var(--spacing-xs);
}

.kg-bookmark-description {
    color: var(--color-gray-400);
    font-size: 0.875rem;
    margin-bottom: var(--spacing-sm);
}

.kg-bookmark-metadata {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    font-size: 0.75rem;
    color: var(--color-gray-500);
}

.kg-bookmark-thumbnail {
    min-width: 200px;
    max-width: 200px;
}

.kg-bookmark-thumbnail img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

@media (max-width: 768px) {
    .kg-bookmark-container {
        flex-direction: column;
    }
    
    .kg-bookmark-thumbnail {
        min-width: 100%;
        max-width: 100%;
        min-height: 160px;
    }
}

.post-footer {
    padding: var(--spacing-2xl);
    border-top: 1px solid rgba(255, 255, 255, 0.05);
    background: rgba(0, 0, 0, 0.5);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border-radius: 1.5rem;
    margin-top: var(--spacing-xl);
}

.post-tags {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-xl);
}

.tags-label {
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--color-gray-400);
}

.tag-link {
    font-size: 0.875rem;
    padding: 0.35rem 0.75rem;
    border-radius: 0.5rem;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    color: var(--color-gray-300);
    transition: all var(--transition-speed) var(--transition-ease);
}

.tag-link:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: rgba(255, 255, 255, 0.2);
    color: var(--color-white);
}

.post-author-card {
    display: flex;
    gap: var(--spacing-md);
    padding: var(--spacing-lg);
    background: rgba(255, 255, 255, 0.03);
    backdrop-filter: blur(var(--blur-amount));
    -webkit-backdrop-filter: blur(var(--blur-amount));
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 1rem;
}

.author-card-avatar {
    width: 80px;
    height: 80px;
    border-radius: 50%;
    object-fit: cover;
    flex-shrink: 0;
}

.author-card-name {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: var(--spacing-xs);
}

.author-card-name a {
    color: var(--color-white);
}

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

.author-card-bio {
    color: var(--color-gray-400);
    line-height: 1.6;
}

.related-posts {
    padding: var(--spacing-3xl) 0;
    background: rgba(0, 0, 0, 0.5);
}

.related-posts-title {
    text-align: center;
    font-size: 2rem;
    font-weight: 600;
    margin-bottom: var(--spacing-xl);
    color: var(--color-white);
}

/* ========================================
   Archive Pages (Tag & Author)
   ======================================== */
.archive-page {
    padding-top: 80px;
}

.archive-header {
    padding: var(--spacing-3xl) 0;
    text-align: center;
    background: linear-gradient(180deg, rgba(0, 0, 0, 0.8) 0%, rgba(0, 0, 0, 0) 100%);
}

.archive-header-content {
    max-width: 600px;
    margin: 0 auto;
}

.archive-label {
    display: inline-block;
    font-size: 0.75rem;
    font-weight: 600;
    font-family: var(--font-mono);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    padding: 0.35rem 1rem;
    margin-bottom: var(--spacing-md);
    background: linear-gradient(135deg, var(--color-blue), var(--color-green));
    color: var(--color-white);
    border-radius: 0.5rem;
}

.archive-avatar {
    width: 100px;
    height: 100px;
    border-radius: 50%;
    margin: var(--spacing-md) auto;
    border: 3px solid rgba(255, 255, 255, 0.1);
}

.archive-title {
    font-size: clamp(2rem, 5vw, 3rem);
    font-weight: 700;
    margin-bottom: var(--spacing-md);
    color: var(--color-white);
}

.archive-description {
    font-size: 1.125rem;
    color: var(--color-gray-300);
    line-height: 1.6;
}

/* ========================================
   Error Page
   ======================================== */
.error-page {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: var(--spacing-2xl) 0;
}

.error-content {
    text-align: center;
    max-width: 600px;
    margin: 0 auto;
}

.error-code {
    font-size: clamp(4rem, 10vw, 8rem);
    font-weight: 700;
    line-height: 1;
    margin-bottom: var(--spacing-md);
}

.error-title {
    font-size: clamp(1.5rem, 4vw, 2.5rem);
    font-weight: 600;
    color: var(--color-white);
    margin-bottom: var(--spacing-md);
}

.error-description {
    font-size: 1.125rem;
    color: var(--color-gray-400);
    line-height: 1.6;
    margin-bottom: var(--spacing-xl);
}

.error-button {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs);
    padding: 1rem 2rem;
    font-size: 1rem;
    font-weight: 600;
    color: var(--color-white);
    background: linear-gradient(135deg, var(--color-blue), var(--color-green));
    border-radius: 0.75rem;
    transition: all var(--transition-speed) var(--transition-ease);
}

.error-button:hover {
    transform: translateY(-2px);
    box-shadow: 0 12px 40px rgba(59, 130, 246, 0.3);
}

.error-button svg {
    transition: transform var(--transition-speed) var(--transition-ease);
}

.error-button:hover svg {
    transform: translateX(4px);
}

/* ========================================
   Responsive Design
   ======================================== */
@media (max-width: 768px) {
    .nav-menu {
        display: none;
    }
    
    .hero-section {
        min-height: 20vh;
        padding: var(--spacing-sm) 0;
    }
    
    .posts-grid {
        grid-template-columns: 1fr;
        gap: var(--spacing-md);
    }
    
    .footer-main {
        grid-template-columns: 1fr;
        gap: var(--spacing-xl);
    }
    
    .footer-links {
        grid-template-columns: 1fr;
    }
    
    .footer-info {
        max-width: 100%;
    }
}

@media (max-width: 480px) {
    .hero-section {
        min-height: 15vh;
    }
    
    .post-card-content {
        padding: var(--spacing-md);
    }
}