/* ===== CSS RESET ===== */
*, *::before, *::after {
    box-sizing: border-box;
}

* {
    margin: 0;
    padding: 0;
}

body {
    line-height: 1.5;
    -webkit-font-smoothing: antialiased;
}

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

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

p, h1, h2, h3, h4, h5, h6 {
    overflow-wrap: break-word;
}

/* ===== CSS VARIABLES ===== */
:root {
    /* Colors */
    --color-primary: #2563eb;
    --color-primary-dark: #1d4ed8;
    --color-secondary: #64748b;
    --color-accent: #f59e0b;
    --color-text: #1e293b;
    --color-text-light: #64748b;
    --color-text-muted: #94a3b8;
    --color-background: #ffffff;
    --color-background-alt: #f8fafc;
    --color-border: #e2e8f0;
    --color-border-light: #f1f5f9;
    
    /* Typography */
    --font-primary: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    --font-mono: 'JetBrains Mono', 'Fira Code', 'Consolas', monospace;
    
    /* 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;
    
    /* Border Radius */
    --radius-sm: 0.375rem;
    --radius-md: 0.5rem;
    --radius-lg: 0.75rem;
    --radius-xl: 1rem;
    
    /* Shadows */
    --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);
    --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.1), 0 2px 4px -2px rgb(0 0 0 / 0.1);
    --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.1), 0 4px 6px -4px rgb(0 0 0 / 0.1);
    --shadow-xl: 0 20px 25px -5px rgb(0 0 0 / 0.1), 0 8px 10px -6px rgb(0 0 0 / 0.1);
    
    /* Container widths */
    --container-sm: 640px;
    --container-md: 768px;
    --container-lg: 1024px;
    --container-xl: 1280px;
    
    /* Transitions */
    --transition-fast: 150ms ease;
    --transition-normal: 300ms ease;
    --transition-slow: 500ms ease;
}

/* ===== BASE STYLES ===== */
html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-primary);
    color: var(--color-text);
    background-color: var(--color-background);
    font-size: 1rem;
    line-height: 1.6;
}

.container {
    max-width: var(--container-lg);
    margin: 0 auto;
    padding: 0 var(--space-md);
}

/* ===== TYPOGRAPHY ===== */
h1, h2, h3, h4, h5, h6 {
    font-weight: 600;
    line-height: 1.2;
    margin-bottom: var(--space-md);
}

h1 { font-size: 2.5rem; }
h2 { font-size: 2rem; }
h3 { font-size: 1.5rem; }
h4 { font-size: 1.25rem; }
h5 { font-size: 1.125rem; }
h6 { font-size: 1rem; }

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

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

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

/* ===== BUTTONS ===== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: var(--space-sm) var(--space-lg);
    font-size: 0.875rem;
    font-weight: 500;
    border-radius: var(--radius-md);
    border: 1px solid transparent;
    cursor: pointer;
    transition: all var(--transition-fast);
    text-decoration: none;
    gap: var(--space-sm);
}

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

.btn-primary:hover {
    background-color: var(--color-primary-dark);
    border-color: var(--color-primary-dark);
    color: white;
    transform: translateY(-1px);
    box-shadow: var(--shadow-md);
}

.btn-secondary {
    background-color: transparent;
    color: var(--color-text);
    border-color: var(--color-border);
}

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

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

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

/* ===== NAVIGATION ===== */
.navbar {
    position: sticky;
    top: 0;
    background-color: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--color-border-light);
    z-index: 100;
    padding: var(--space-md) 0;
}

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

.nav-brand .brand-link {
    display: flex;
    flex-direction: column;
    color: var(--color-text);
}

.nav-brand .brand-name {
    font-size: 1.25rem;
    font-weight: 700;
}

.nav-brand .brand-tagline {
    font-size: 0.75rem;
    color: var(--color-text-light);
    font-weight: 400;
}

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

.nav-list {
    display: flex;
    list-style: none;
    gap: var(--space-xl);
    margin: 0;
    padding: 0;
}

.nav-link {
    color: var(--color-text-light);
    font-weight: 500;
    font-size: 0.875rem;
    padding: var(--space-sm) 0;
    border-bottom: 2px solid transparent;
    transition: all var(--transition-fast);
}

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

.nav-social {
    display: flex;
    gap: var(--space-md);
}

.social-link {
    color: var(--color-text-light);
    font-size: 1.125rem;
    transition: color var(--transition-fast);
}

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

.nav-toggle {
    display: none;
    flex-direction: column;
    background: none;
    border: none;
    cursor: pointer;
    padding: var(--space-sm);
    gap: 3px;
}

.hamburger {
    width: 20px;
    height: 2px;
    background-color: var(--color-text);
    transition: all var(--transition-fast);
}

/* ===== HERO SECTION ===== */
.hero {
    padding: var(--space-4xl) 0;
    background: linear-gradient(135deg, var(--color-background) 0%, var(--color-background-alt) 100%);
    min-height: 90vh;
    display: flex;
    align-items: center;
}

.hero-container {
    max-width: var(--container-xl);
    margin: 0 auto;
    padding: 0 var(--space-md);
}

.hero-content {
    display: grid;
    grid-template-columns: 1fr 300px;
    gap: var(--space-4xl);
    align-items: center;
}

.hero-title {
    font-size: 3.5rem;
    font-weight: 700;
    margin-bottom: var(--space-md);
    line-height: 1.1;
}

.hero-name {
    color: var(--color-primary);
}

.hero-subtitle {
    font-size: 1.5rem;
    color: var(--color-text-light);
    font-weight: 500;
    margin-bottom: var(--space-lg);
}

.hero-description {
    font-size: 1.125rem;
    color: var(--color-text-light);
    margin-bottom: var(--space-2xl);
    max-width: 600px;
}

.hero-actions {
    display: flex;
    gap: var(--space-md);
    margin-bottom: var(--space-2xl);
}

.profile-picture {
    position: relative;
}

.profile-img {
    width: 300px;
    height: 300px;
    object-fit: cover;
    border-radius: 50%;
    box-shadow: var(--shadow-xl);
}

.scroll-indicator {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-sm);
    margin-top: var(--space-3xl);
    opacity: 0.7;
}

.scroll-text {
    font-size: 0.875rem;
    color: var(--color-text-muted);
}

.scroll-arrow {
    animation: bounce 2s infinite;
}

@keyframes bounce {
    0%, 20%, 50%, 80%, 100% {
        transform: translateY(0);
    }
    40% {
        transform: translateY(-10px);
    }
    60% {
        transform: translateY(-5px);
    }
}

/* ===== SECTIONS ===== */
.section-header {
    text-align: center;
    margin-bottom: var(--space-4xl);
}

.section-title {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: var(--space-md);
}

.section-description {
    font-size: 1.125rem;
    color: var(--color-text-light);
    max-width: 600px;
    margin: 0 auto;
}

.section-footer {
    text-align: center;
    margin-top: var(--space-3xl);
}

/* ===== WHAT I DO SECTION ===== */
.what-i-do {
    padding: var(--space-4xl) 0;
}

.cards-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--space-2xl);
}

.card {
    background: white;
    border: 1px solid var(--color-border-light);
    border-radius: var(--radius-lg);
    padding: var(--space-2xl);
    text-align: center;
    transition: all var(--transition-normal);
}

.card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
    border-color: var(--color-primary);
}

.card-icon {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, var(--color-primary), var(--color-primary-dark));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto var(--space-lg);
    color: white;
    font-size: 1.5rem;
}

.card-title {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: var(--space-md);
}

.card-description {
    color: var(--color-text-light);
    line-height: 1.6;
}

/* ===== RECENT POSTS SECTION ===== */
.recent-posts {
    padding: var(--space-4xl) 0;
    background-color: var(--color-background-alt);
}

.posts-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: var(--space-2xl);
    margin-bottom: var(--space-3xl);
}

.post-card {
    background: white;
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    transition: all var(--transition-normal);
}

.post-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
}

.post-image {
    aspect-ratio: 16/9;
    overflow: hidden;
}

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

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

.post-content {
    padding: var(--space-xl);
}

.post-meta {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    margin-bottom: var(--space-md);
    font-size: 0.875rem;
}

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

.post-category {
    background: var(--color-primary);
    color: white;
    padding: var(--space-xs) var(--space-sm);
    border-radius: var(--radius-sm);
    font-size: 0.75rem;
    font-weight: 500;
}

.post-title {
    margin-bottom: var(--space-md);
}

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

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

.post-excerpt {
    color: var(--color-text-light);
    margin-bottom: var(--space-lg);
    line-height: 1.6;
}

.read-more {
    color: var(--color-primary);
    font-weight: 500;
    font-size: 0.875rem;
    text-decoration: none;
    transition: all var(--transition-fast);
}

.read-more:hover {
    color: var(--color-primary-dark);
    transform: translateX(4px);
}

/* ===== NEWSLETTER SECTION ===== */
.newsletter-section {
    padding: var(--space-4xl) 0;
    background: linear-gradient(135deg, var(--color-primary), var(--color-primary-dark));
    color: white;
}

.newsletter-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-3xl);
    align-items: center;
}

.newsletter-title {
    font-size: 2rem;
    font-weight: 700;
    margin-bottom: var(--space-md);
    color: white;
}

.newsletter-description {
    color: rgba(255, 255, 255, 0.9);
    font-size: 1.125rem;
    line-height: 1.6;
}

.newsletter-form-main {
    display: flex;
    gap: var(--space-md);
    margin-bottom: var(--space-md);
}

.newsletter-input-main {
    flex: 1;
    padding: var(--space-md);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: var(--radius-md);
    background: rgba(255, 255, 255, 0.1);
    color: white;
    font-size: 1rem;
}

.newsletter-input-main::placeholder {
    color: rgba(255, 255, 255, 0.7);
}

.newsletter-button-main {
    background: white;
    color: var(--color-primary);
    border: none;
    padding: var(--space-md) var(--space-xl);
    border-radius: var(--radius-md);
    font-weight: 600;
    cursor: pointer;
    transition: all var(--transition-fast);
}

.newsletter-button-main:hover {
    background: rgba(255, 255, 255, 0.9);
    transform: translateY(-1px);
}

.newsletter-privacy {
    font-size: 0.875rem;
    color: rgba(255, 255, 255, 0.8);
}

/* ===== FOOTER ===== */
.footer {
    background-color: var(--color-text);
    color: white;
    padding: var(--space-4xl) 0 var(--space-xl);
}

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

.footer-content {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1.5fr;
    gap: var(--space-3xl);
    margin-bottom: var(--space-3xl);
}

.footer-title {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: var(--space-md);
    color: white;
}

.footer-description {
    color: rgba(255, 255, 255, 0.8);
    line-height: 1.6;
}

.footer-section-title {
    font-size: 1rem;
    font-weight: 600;
    margin-bottom: var(--space-lg);
    color: white;
}

.footer-nav {
    list-style: none;
    padding: 0;
    margin: 0;
}

.footer-nav li {
    margin-bottom: var(--space-sm);
}

.footer-link {
    color: rgba(255, 255, 255, 0.8);
    text-decoration: none;
    transition: color var(--transition-fast);
}

.footer-link:hover {
    color: white;
}

.footer-social {
    display: flex;
    flex-direction: column;
    gap: var(--space-md);
    margin-bottom: var(--space-xl);
}

.footer-social-link {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    color: rgba(255, 255, 255, 0.8);
    text-decoration: none;
    transition: color var(--transition-fast);
}

.footer-social-link:hover {
    color: white;
}

.newsletter-signup {
    margin-top: var(--space-xl);
}

.newsletter-text {
    color: rgba(255, 255, 255, 0.9);
    margin-bottom: var(--space-md);
}

.newsletter-form {
    display: flex;
    gap: var(--space-sm);
}

.newsletter-input {
    flex: 1;
    padding: var(--space-sm);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: var(--radius-sm);
    background: rgba(255, 255, 255, 0.1);
    color: white;
    font-size: 0.875rem;
}

.newsletter-input::placeholder {
    color: rgba(255, 255, 255, 0.6);
}

.newsletter-button {
    background: var(--color-primary);
    color: white;
    border: none;
    padding: var(--space-sm) var(--space-md);
    border-radius: var(--radius-sm);
    font-size: 0.875rem;
    font-weight: 500;
    cursor: pointer;
    transition: all var(--transition-fast);
}

.newsletter-button:hover {
    background: var(--color-primary-dark);
}

.footer-bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: var(--space-xl);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-copyright p {
    color: rgba(255, 255, 255, 0.7);
    font-size: 0.875rem;
}

.footer-meta {
    display: flex;
    gap: var(--space-lg);
}

.footer-meta-link {
    color: rgba(255, 255, 255, 0.7);
    font-size: 0.875rem;
    text-decoration: none;
    transition: color var(--transition-fast);
}

.footer-meta-link:hover {
    color: white;
}

/* ===== READING PROGRESS BAR ===== */
.reading-progress {
    position: fixed;
    top: 0;
    left: 0;
    width: 0%;
    height: 3px;
    background: var(--color-primary);
    transition: width var(--transition-fast);
    z-index: 1000;
}

/* ===== PAGE HEADER ===== */
.page-header {
    padding: var(--space-4xl) 0 var(--space-2xl);
    background: linear-gradient(135deg, var(--color-background) 0%, var(--color-background-alt) 100%);
    text-align: center;
}

.page-title {
    font-size: 3rem;
    font-weight: 700;
    margin-bottom: var(--space-md);
    color: var(--color-text);
}

.page-description {
    font-size: 1.25rem;
    color: var(--color-text-light);
    max-width: 600px;
    margin: 0 auto;
}

/* ===== ABOUT PAGE ===== */
.about-content {
    padding: var(--space-4xl) 0;
}

.about-grid {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: var(--space-4xl);
    max-width: var(--container-xl);
    margin: 0 auto;
}

.about-text {
    display: flex;
    flex-direction: column;
    gap: var(--space-3xl);
}

.about-section h2,
.about-section h3 {
    color: var(--color-text);
    margin-bottom: var(--space-lg);
}

.about-section h2 {
    font-size: 2rem;
}

.about-section h3 {
    font-size: 1.5rem;
}

.about-section p {
    color: var(--color-text-light);
    line-height: 1.7;
    margin-bottom: var(--space-md);
}

.skills-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-2xl);
    margin-top: var(--space-lg);
}

.skill-category h4 {
    color: var(--color-primary);
    font-size: 1.125rem;
    font-weight: 600;
    margin-bottom: var(--space-md);
}

.skill-category ul {
    list-style: none;
    padding: 0;
}

.skill-category li {
    padding: var(--space-xs) 0;
    color: var(--color-text-light);
    border-bottom: 1px solid var(--color-border-light);
}

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

/* Timeline */
.timeline {
    position: relative;
    padding-left: var(--space-2xl);
}

.timeline::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    bottom: 0;
    width: 2px;
    background: var(--color-primary);
}

.timeline-item {
    position: relative;
    margin-bottom: var(--space-2xl);
}

.timeline-item::before {
    content: '';
    position: absolute;
    left: -33px;
    top: 0;
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: var(--color-primary);
    border: 3px solid var(--color-background);
    box-shadow: 0 0 0 3px var(--color-primary);
}

.timeline-date {
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--color-primary);
    margin-bottom: var(--space-xs);
}

.timeline-content h4 {
    color: var(--color-text);
    font-size: 1.125rem;
    font-weight: 600;
    margin-bottom: var(--space-sm);
}

.timeline-content p {
    color: var(--color-text-light);
    margin: 0;
}

/* Contact Links */
.contact-links {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-lg);
    margin-top: var(--space-lg);
}

.contact-link {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    color: var(--color-text-light);
    text-decoration: none;
    padding: var(--space-sm) var(--space-md);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    transition: all var(--transition-fast);
}

.contact-link:hover {
    color: var(--color-primary);
    border-color: var(--color-primary);
    transform: translateY(-2px);
}

/* About Sidebar */
.about-sidebar {
    display: flex;
    flex-direction: column;
    gap: var(--space-2xl);
}

.about-image {
    text-align: center;
}

.about-profile-img {
    width: 250px;
    height: 250px;
    object-fit: cover;
    border-radius: 50%;
    box-shadow: var(--shadow-lg);
}

.quick-facts {
    background: var(--color-background-alt);
    padding: var(--space-xl);
    border-radius: var(--radius-lg);
}

.quick-facts h4 {
    color: var(--color-text);
    font-size: 1.125rem;
    font-weight: 600;
    margin-bottom: var(--space-md);
}

.quick-facts ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

.quick-facts li {
    padding: var(--space-sm) 0;
    color: var(--color-text-light);
    border-bottom: 1px solid var(--color-border-light);
}

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

.quick-facts strong {
    color: var(--color-text);
}

/* Recent Posts Sidebar */
.recent-posts-sidebar {
    background: var(--color-background-alt);
    padding: var(--space-xl);
    border-radius: var(--radius-lg);
}

.recent-posts-sidebar h4 {
    color: var(--color-text);
    font-size: 1.125rem;
    font-weight: 600;
    margin-bottom: var(--space-md);
}

.sidebar-posts {
    display: flex;
    flex-direction: column;
    gap: var(--space-md);
}

.sidebar-post {
    display: flex;
    flex-direction: column;
    gap: var(--space-xs);
    padding: var(--space-md);
    background: white;
    border-radius: var(--radius-md);
    text-decoration: none;
    transition: all var(--transition-fast);
}

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

.sidebar-post .post-title {
    color: var(--color-text);
    font-weight: 500;
    font-size: 0.875rem;
}

.sidebar-post .post-date {
    color: var(--color-text-muted);
    font-size: 0.75rem;
}

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

/* ===== BLOG PAGE ===== */
.blog-header {
    padding: var(--space-4xl) 0 var(--space-2xl);
    background: linear-gradient(135deg, var(--color-background) 0%, var(--color-background-alt) 100%);
    text-align: center;
}

.blog-posts {
    padding: var(--space-4xl) 0;
}

/* ===== BLOG POST CONTENT ===== */
.blog-post-content {
    max-width: var(--container-md);
    margin: 0 auto;
    padding: var(--space-4xl) var(--space-md);
    line-height: 1.7;
}

.blog-post-content h1 {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--color-text);
    margin-bottom: var(--space-xl);
    line-height: 1.2;
}

.blog-post-content h2 {
    font-size: 1.75rem;
    font-weight: 600;
    color: var(--color-text);
    margin-top: var(--space-3xl);
    margin-bottom: var(--space-lg);
}

.blog-post-content h3 {
    font-size: 1.375rem;
    font-weight: 600;
    color: var(--color-text);
    margin-top: var(--space-2xl);
    margin-bottom: var(--space-md);
}

.blog-post-content h4 {
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--color-text);
    margin-top: var(--space-xl);
    margin-bottom: var(--space-md);
}

.blog-post-content p {
    color: var(--color-text-light);
    margin-bottom: var(--space-lg);
    font-size: 1.075rem;
}

.blog-post-content ul,
.blog-post-content ol {
    color: var(--color-text-light);
    margin-bottom: var(--space-lg);
    padding-left: var(--space-xl);
}

.blog-post-content li {
    margin-bottom: var(--space-sm);
    font-size: 1.075rem;
}

.blog-post-content strong {
    color: var(--color-text);
    font-weight: 600;
}

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

.blog-post-content a {
    color: var(--color-primary);
    text-decoration: underline;
    text-decoration-thickness: 1px;
    text-underline-offset: 2px;
}

.blog-post-content a:hover {
    color: var(--color-primary-dark);
    text-decoration-thickness: 2px;
}

.blog-post-content blockquote {
    border-left: 4px solid var(--color-primary);
    padding-left: var(--space-lg);
    margin: var(--space-xl) 0;
    font-style: italic;
    color: var(--color-text-light);
    background: var(--color-background-alt);
    padding: var(--space-lg);
    border-radius: var(--radius-md);
}

.blog-post-content code {
    background: var(--color-background-alt);
    padding: var(--space-xs) var(--space-sm);
    border-radius: var(--radius-sm);
    font-family: var(--font-mono);
    font-size: 0.9em;
    color: var(--color-primary);
}

.blog-post-content pre {
    background: var(--color-text);
    color: #f8f8f2;
    padding: var(--space-lg);
    border-radius: var(--radius-md);
    overflow-x: auto;
    margin: var(--space-xl) 0;
    font-family: var(--font-mono);
    font-size: 0.875rem;
    line-height: 1.5;
}

.blog-post-content pre code {
    background: none;
    padding: 0;
    color: inherit;
    font-size: inherit;
}

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

.blog-post-content img {
    max-width: 100%;
    height: auto;
    border-radius: var(--radius-md);
    margin: var(--space-xl) 0;
    box-shadow: var(--shadow-md);
}

/* Blog post meta information */
.post-meta-header {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    margin-bottom: var(--space-2xl);
    padding-bottom: var(--space-lg);
    border-bottom: 1px solid var(--color-border-light);
}

.post-meta-header .post-date {
    color: var(--color-text-muted);
    font-size: 0.875rem;
}

.post-meta-header .post-category {
    background: var(--color-primary);
    color: white;
    padding: var(--space-xs) var(--space-sm);
    border-radius: var(--radius-sm);
    font-size: 0.75rem;
    font-weight: 500;
}

/* ===== RESPONSIVE DESIGN ===== */
@media (max-width: 1024px) {
    .hero-content {
        grid-template-columns: 1fr;
        text-align: center;
        gap: var(--space-2xl);
    }
    
    .newsletter-content {
        grid-template-columns: 1fr;
        gap: var(--space-2xl);
        text-align: center;
    }
    
    .footer-content {
        grid-template-columns: 1fr 1fr;
        gap: var(--space-2xl);
    }
    
    .about-grid {
        grid-template-columns: 1fr;
        gap: var(--space-2xl);
    }
    
    .skills-grid {
        grid-template-columns: 1fr;
        gap: var(--space-lg);
    }
}

@media (max-width: 768px) {
    .nav-menu {
        position: fixed;
        top: 100%;
        left: 0;
        width: 100%;
        background: white;
        border-bottom: 1px solid var(--color-border);
        flex-direction: column;
        gap: 0;
        padding: var(--space-lg);
        transform: translateY(-100%);
        opacity: 0;
        visibility: hidden;
        transition: all var(--transition-normal);
    }
    
    .nav-menu.active {
        transform: translateY(0);
        opacity: 1;
        visibility: visible;
    }
    
    .nav-list {
        flex-direction: column;
        gap: var(--space-md);
        margin-bottom: var(--space-lg);
    }
    
    .nav-toggle {
        display: flex;
    }
    
    .nav-toggle.active .hamburger:nth-child(1) {
        transform: rotate(45deg) translate(5px, 5px);
    }
    
    .nav-toggle.active .hamburger:nth-child(2) {
        opacity: 0;
    }
    
    .nav-toggle.active .hamburger:nth-child(3) {
        transform: rotate(-45deg) translate(7px, -6px);
    }
    
    .hero-title {
        font-size: 2.5rem;
    }
    
    .hero-actions {
        flex-direction: column;
        gap: var(--space-md);
    }
    
    .profile-img {
        width: 200px;
        height: 200px;
    }
    
    .section-title {
        font-size: 2rem;
    }
    
    .cards-grid {
        grid-template-columns: 1fr;
        gap: var(--space-xl);
    }
    
    .posts-grid {
        grid-template-columns: 1fr;
        gap: var(--space-xl);
    }
    
    .newsletter-form-main {
        flex-direction: column;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        gap: var(--space-xl);
    }
    
    .footer-bottom {
        flex-direction: column;
        gap: var(--space-md);
        text-align: center;
    }
    
    .page-title {
        font-size: 2.5rem;
    }
    
    .about-profile-img {
        width: 200px;
        height: 200px;
    }
    
    .timeline {
        padding-left: var(--space-lg);
    }
    
    .timeline-item::before {
        left: -25px;
    }
    
    .blog-post-content {
        padding: var(--space-2xl) var(--space-md);
    }
    
    .blog-post-content h1 {
        font-size: 2rem;
    }
    
    .blog-post-content h2 {
        font-size: 1.5rem;
    }
}

@media (max-width: 480px) {
    .hero {
        padding: var(--space-2xl) 0;
    }
    
    .hero-title {
        font-size: 2rem;
    }
    
    .hero-subtitle {
        font-size: 1.25rem;
    }
    
    .what-i-do,
    .recent-posts {
        padding: var(--space-2xl) 0;
    }
    
    .newsletter-section {
        padding: var(--space-2xl) 0;
    }
    
    .card {
        padding: var(--space-xl);
    }
}