:root {
    --bg-deep: #14141B;
    --bg-surface: #1E1E2E;
    --bg-elevated: #272736;
    --bg-button: #333342;
    --bg-hover: #3F3F54;

    --text-primary: #EFF1FA;
    --text-secondary: #A9ADC1;
    --text-tertiary: #6C7086;

    --accent-primary: #BD93F9;
    --accent-gradient-start: #BD93F9;
    --accent-gradient-end: #8A75E5;

    --success: #50FA7B;
    --warning: #FFB86C;
    --error: #FF5555;

    --space-xs: 0.25rem;
    --space-sm: 0.5rem;
    --space-md: 1rem;
    --space-lg: 1.5rem;
    --space-xl: 2rem;
    --space-xxl: 3rem;

    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 12px;
    --radius-xl: 16px;
    --radius-full: 9999px;

    --transition-fast: 150ms ease;
    --transition-normal: 250ms ease;
    --transition-slow: 350ms ease;

    --shadow-sm: 0 2px 4px rgba(0, 0, 0, 0.1);
    --shadow-md: 0 4px 8px rgba(0, 0, 0, 0.12);
    --shadow-lg: 0 8px 16px rgba(0, 0, 0, 0.15);
    --shadow-focus: 0 0 0 3px rgba(189, 147, 249, 0.3);

    --sidebar-width-desktop: 280px;
    --sidebar-width-mobile: 240px;
    --content-max-width: 1400px;
}

* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    height: 100%;
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', system-ui, -apple-system, sans-serif;
    line-height: 1.6;
    color: var(--text-primary);
    background: var(--bg-deep);
    background-image:
        radial-gradient(ellipse at top left, rgba(189, 147, 249, 0.05), transparent 50%),
        radial-gradient(ellipse at bottom right, rgba(80, 250, 123, 0.05), transparent 50%);
    background-attachment: fixed;
    margin: 0;
    padding: 0;
    min-height: 100%;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

.layout {
    display: grid;
    grid-template-columns: var(--sidebar-width-desktop) minmax(0, 1fr);
    min-height: 100vh;
}

.sidebar {
    background-color: var(--bg-surface);
    backdrop-filter: blur(10px);
    border-right: 1px solid rgba(255, 255, 255, 0.06);
    padding: var(--space-lg) var(--space-md);
    position: fixed;
    width: var(--sidebar-width-desktop);
    height: 100vh;
    top: 0;
    left: 0;
    overflow-y: auto;
    scrollbar-width: thin;
    scrollbar-color: var(--bg-button) var(--bg-surface);
    z-index: 100;
    transition: transform var(--transition-normal);
    display: flex;
    flex-direction: column;
}

.sidebar::-webkit-scrollbar {
    width: 5px;
}

.sidebar::-webkit-scrollbar-track {
    background: var(--bg-surface);
}

.sidebar::-webkit-scrollbar-thumb {
    background-color: var(--bg-button);
    border-radius: var(--radius-full);
}

.logo-container {
    display: flex;
    align-items: center;
    margin-bottom: var(--space-xl);
    padding: var(--space-sm) var(--space-md);
}

.logo-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    background: linear-gradient(135deg, var(--accent-gradient-start), var(--accent-gradient-end));
    border-radius: var(--radius-md);
    font-size: 1.25rem;
    margin-right: var(--space-md);
    box-shadow: var(--shadow-md);
}

.logo-text {
    font-weight: 600;
    font-size: 1.25rem;
    letter-spacing: -0.01em;
}

.nav-section {
    margin-bottom: var(--space-xl);
}

.nav-title {
    color: var(--text-tertiary);
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    font-weight: 600;
    padding: var(--space-sm) var(--space-md);
    margin-bottom: var(--space-sm);
}

.nav-item {
    border-radius: var(--radius-md);
    margin-bottom: var(--space-xs);
    transition: background-color var(--transition-fast);
}

.nav-item a {
    display: flex;
    align-items: center;
    padding: var(--space-md);
    text-decoration: none;
    color: var(--text-secondary);
    font-weight: 500;
    transition: color var(--transition-fast);
    border-radius: var(--radius-md);
}

.nav-item:hover {
    background-color: var(--bg-hover);
}

.nav-item:hover a {
    color: var(--text-primary);
}

.nav-item.active {
    background-color: var(--bg-button);
}

.nav-item.active a {
    color: var(--accent-primary);
}

.nav-icon {
    margin-right: var(--space-md);
    display: flex;
    align-items: center;
    color: var(--text-tertiary);
}

.nav-item:hover .nav-icon,
.nav-item.active .nav-icon {
    color: var(--accent-primary);
}

.favorites-section {
    border-top: 1px solid rgba(255, 255, 255, 0.06);
    padding-top: var(--space-lg);
}

.favorites-nav {
    display: flex;
    flex-direction: column;
    gap: var(--space-xs);
}

.empty-favorites {
    padding: var(--space-md);
    color: var(--text-tertiary);
    font-size: 0.85rem;
    text-align: center;
    font-style: italic;
}

.favorite-nav-item {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    padding: var(--space-sm) var(--space-md);
    border-radius: var(--radius-md);
    text-decoration: none;
    color: var(--text-secondary);
    font-weight: 500;
    transition: all var(--transition-fast);
    cursor: pointer;
    background: transparent;
    border: none;
    width: 100%;
    text-align: left;
}

.favorite-nav-item:hover {
    background-color: var(--bg-hover);
    color: var(--text-primary);
}

.favorite-nav-item .emoji {
    font-size: 1.1rem;
    flex-shrink: 0;
}

.favorite-nav-item .title {
    flex: 1;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    font-size: 0.9rem;
}

.social-links {
    margin-top: auto;
    padding-top: var(--space-xl);
    border-top: 1px solid rgba(255, 255, 255, 0.06);
}

.social-link {
    display: flex;
    align-items: center;
    padding: var(--space-sm) var(--space-md);
    text-decoration: none;
    color: var(--text-secondary);
    font-weight: 500;
    transition: color var(--transition-fast);
    border-radius: var(--radius-md);
    margin-bottom: var(--space-xs);
}

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

.social-link svg {
    margin-right: var(--space-sm);
}

.main-content {
    grid-column: 2 / 3;
    width: 100%;
    max-width: var(--content-max-width);
    margin-left: auto;
    margin-right: auto;
    min-width: 0;
    display: flex;
    flex-direction: column;
    min-height: 100vh;
}

.section {
    padding: var(--space-xxl);
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.section-header {
    text-align: center;
    margin-bottom: var(--space-xxl);
}

.section-title {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: var(--space-md);
    letter-spacing: -0.02em;
    background: linear-gradient(to right, var(--text-primary), var(--text-secondary));
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

.section-description {
    color: var(--text-secondary);
    font-size: 1.1rem;
    max-width: 600px;
    margin: 0 auto;
}

.hero {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-xxl);
    align-items: center;
    max-width: 1200px;
    margin: 0 auto;
}

.hero-title {
    font-size: 3.5rem;
    font-weight: 800;
    line-height: 1.1;
    margin-bottom: var(--space-lg);
    letter-spacing: -0.02em;
}

.gradient-text {
    background: linear-gradient(135deg, var(--accent-gradient-start), var(--accent-gradient-end));
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

.hero-subtitle {
    font-size: 1.25rem;
    color: var(--text-secondary);
    margin-bottom: var(--space-xl);
    max-width: 500px;
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.8s ease, transform 0.8s ease;
}

.hero-subtitle.fade-in {
    opacity: 1;
    transform: translateY(0);
}

.hero-actions {
    display: flex;
    gap: var(--space-lg);
    flex-wrap: wrap;
}

.btn {
    display: inline-flex;
    align-items: center;
    gap: var(--space-sm);
    padding: var(--space-md) var(--space-xl);
    border-radius: var(--radius-lg);
    text-decoration: none;
    font-weight: 600;
    font-size: 1rem;
    transition: all var(--transition-normal);
    cursor: pointer;
    border: none;
}

.btn-primary {
    background: linear-gradient(135deg, var(--accent-gradient-start), var(--accent-gradient-end));
    color: var(--text-primary);
    box-shadow: var(--shadow-md);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.btn-secondary {
    background: var(--bg-surface);
    color: var(--text-primary);
    border: 1px solid rgba(255, 255, 255, 0.1);
}

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

.hero-visual {
    display: flex;
    justify-content: center;
    align-items: center;
}

.floating-card {
    background: var(--bg-surface);
    border-radius: var(--radius-lg);
    border: 1px solid rgba(255, 255, 255, 0.06);
    box-shadow: var(--shadow-lg);
    overflow: hidden;
    animation: float 6s ease-in-out infinite;
    max-width: 400px;
}

@keyframes float {

    0%,
    100% {
        transform: translateY(0px);
    }

    50% {
        transform: translateY(-20px);
    }
}

.card-header {
    padding: var(--space-lg);
    border-bottom: 1px solid rgba(255, 255, 255, 0.06);
}

.card-dots {
    display: flex;
    gap: var(--space-sm);
}

.card-dots span {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: var(--text-tertiary);
}

.card-dots span:nth-child(1) {
    background: var(--error);
}

.card-dots span:nth-child(2) {
    background: var(--warning);
}

.card-dots span:nth-child(3) {
    background: var(--success);
}

.card-content {
    padding: var(--space-lg);
    font-family: 'JetBrains Mono', 'Fira Code', monospace;
    font-size: 0.9rem;
}

.code-line {
    margin-bottom: var(--space-sm);
}

.code-line.indent {
    padding-left: var(--space-lg);
}

.keyword {
    color: #FF79C6;
}

.function {
    color: var(--success);
}

.string {
    color: var(--warning);
}

.about-content {
    max-width: 1000px;
    margin: 0 auto;
}

.about-card {
    background: var(--bg-surface);
    border-radius: var(--radius-lg);
    padding: var(--space-xxl);
    margin-bottom: var(--space-xxl);
    border: 1px solid rgba(255, 255, 255, 0.06);
}

.about-card h3 {
    font-size: 1.5rem;
    margin-bottom: var(--space-lg);
    color: var(--accent-primary);
}

.about-card p {
    margin-bottom: var(--space-lg);
    font-size: 1.1rem;
    color: var(--text-secondary);
}

.skills-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--space-lg);
}

.skill-item {
    display: flex;
    align-items: center;
    gap: var(--space-lg);
    background: var(--bg-surface);
    padding: var(--space-xl);
    border-radius: var(--radius-lg);
    border: 1px solid rgba(255, 255, 255, 0.06);
    transition: transform var(--transition-normal), box-shadow var(--transition-normal);
}

.skill-item:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
    border-color: rgba(255, 255, 255, 0.1);
}

.skill-icon {
    font-size: 2rem;
    width: 60px;
    height: 60px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(189, 147, 249, 0.1);
    border-radius: var(--radius-md);
    flex-shrink: 0;
}

.skill-info h4 {
    font-size: 1.1rem;
    margin-bottom: var(--space-xs);
    color: var(--text-primary);
}

.skill-info p {
    color: var(--text-tertiary);
    font-size: 0.9rem;
}

.projects-container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: var(--space-xl);
    max-width: 1200px;
    margin: 0 auto;
    width: 100%;
    overflow: hidden;
}

.project-card {
    background: var(--bg-surface);
    border-radius: var(--radius-lg);
    overflow: hidden;
    border: 1px solid rgba(255, 255, 255, 0.06);
    transition: transform var(--transition-normal), box-shadow var(--transition-normal);
    opacity: 0;
    animation: fadeInUp 0.6s forwards;
    position: relative;
}

.project-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-lg);
    border-color: rgba(255, 255, 255, 0.1);
}

.favorite-btn {
    position: absolute;
    top: var(--space-md);
    right: var(--space-md);
    background: rgba(0, 0, 0, 0.6);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-md);
    padding: var(--space-sm);
    cursor: pointer;
    transition: all var(--transition-fast);
    z-index: 10;
    display: flex;
    align-items: center;
    justify-content: center;
}

.favorite-btn:hover {
    background: rgba(0, 0, 0, 0.8);
    transform: scale(1.1);
}

.favorite-btn svg {
    width: 20px;
    height: 20px;
    transition: all var(--transition-fast);
}

.favorite-btn.favorited svg {
    fill: var(--warning);
    stroke: var(--warning);
}

.favorite-btn:not(.favorited) svg {
    fill: none;
    stroke: var(--text-secondary);
}

.favorite-btn:hover:not(.favorited) svg {
    stroke: var(--warning);
}

.project-image {
    width: 100%;
    height: 200px;
    background: linear-gradient(135deg, var(--accent-gradient-start), var(--accent-gradient-end));
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 3rem;
    position: relative;
    overflow: hidden;
}

.project-image::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.2);
}

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

.project-title {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: var(--space-sm);
    color: var(--text-primary);
}

.project-description {
    color: var(--text-secondary);
    margin-bottom: var(--space-lg);
    line-height: 1.6;
}

.project-tech {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-sm);
    margin-bottom: var(--space-lg);
}

.tech-tag {
    background: rgba(189, 147, 249, 0.15);
    color: var(--accent-primary);
    padding: var(--space-xs) var(--space-sm);
    border-radius: var(--radius-sm);
    font-size: 0.8rem;
    font-weight: 500;
}

.project-links {
    display: flex;
    gap: var(--space-md);
}

.project-link {
    display: inline-flex;
    align-items: center;
    gap: var(--space-xs);
    text-decoration: none;
    color: var(--accent-primary);
    font-weight: 500;
    padding: var(--space-sm) var(--space-md);
    border-radius: var(--radius-md);
    background: rgba(189, 147, 249, 0.1);
    transition: background var(--transition-fast);
    border: none;
    cursor: pointer;
    font-family: inherit;
    font-size: 0.9rem;
}

.project-link:hover {
    background: rgba(189, 147, 249, 0.2);
}

.project-page {
    padding: var(--space-xl) var(--space-xxl);
}

.project-header {
    margin-bottom: var(--space-xxl);
}

.back-btn {
    display: inline-flex;
    align-items: center;
    gap: var(--space-sm);
    background: var(--bg-surface);
    border: 1px solid rgba(255, 255, 255, 0.1);
    color: var(--text-primary);
    padding: var(--space-md) var(--space-lg);
    border-radius: var(--radius-lg);
    cursor: pointer;
    font-weight: 500;
    transition: all var(--transition-normal);
    text-decoration: none;
}

.back-btn:hover {
    background: var(--bg-elevated);
    border-color: var(--accent-primary);
    color: var(--accent-primary);
    transform: translateX(-5px);
}

.project-detail {
    max-width: 1000px;
    margin: 0 auto;
}

.project-showcase {
    background: var(--bg-surface);
    border-radius: var(--radius-lg);
    padding: var(--space-xxl);
    margin-bottom: var(--space-xxl);
    border: 1px solid rgba(255, 255, 255, 0.06);
}

.project-showcase h1 {
    font-size: 2.5rem;
    margin-bottom: var(--space-lg);
    background: linear-gradient(135deg, var(--accent-gradient-start), var(--accent-gradient-end));
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

.project-showcase .project-meta {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-lg);
    margin-bottom: var(--space-xl);
    padding-bottom: var(--space-lg);
    border-bottom: 1px solid rgba(255, 255, 255, 0.06);
}

.project-showcase .project-description {
    font-size: 1.1rem;
    line-height: 1.8;
    color: var(--text-secondary);
    margin-bottom: var(--space-xl);
}

.project-iframe {
    width: 100%;
    height: 600px;
    border: none;
    border-radius: var(--radius-lg);
    background: var(--bg-deep);
    box-shadow: var(--shadow-lg);
}

.project-links-detailed {
    display: flex;
    gap: var(--space-lg);
    margin-top: var(--space-xl);
    flex-wrap: wrap;
}

.project-links-detailed .btn {
    flex: 1;
    min-width: 200px;
}

.blog-container {
    max-width: 800px;
    margin: 0 auto;
}

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

.blog-post {
    background: var(--bg-surface);
    border-radius: var(--radius-lg);
    padding: var(--space-xxl);
    border: 1px solid rgba(255, 255, 255, 0.06);
    cursor: pointer;
    transition: transform var(--transition-normal), box-shadow var(--transition-normal);
    opacity: 0;
    animation: fadeInUp 0.6s forwards;
}

.blog-post:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
    border-color: rgba(255, 255, 255, 0.1);
}

.blog-meta {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    margin-bottom: var(--space-lg);
    color: var(--text-tertiary);
    font-size: 0.9rem;
}

.blog-title {
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: var(--space-md);
    color: var(--text-primary);
}

.blog-excerpt {
    color: var(--text-secondary);
    line-height: 1.6;
}

.read-more {
    color: var(--accent-primary);
    font-weight: 500;
    margin-top: var(--space-md);
    display: inline-flex;
    align-items: center;
    gap: var(--space-xs);
}

.blog-modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.8);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1000;
    opacity: 0;
    visibility: hidden;
    transition: opacity var(--transition-normal), visibility var(--transition-normal);
}

.blog-modal.active {
    opacity: 1;
    visibility: visible;
}

.blog-modal-content {
    background: var(--bg-surface);
    border-radius: var(--radius-lg);
    max-width: 800px;
    max-height: 90vh;
    overflow-y: auto;
    border: 1px solid rgba(255, 255, 255, 0.06);
    transform: translateY(20px);
    transition: transform var(--transition-normal);
}

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

.blog-modal-header {
    padding: var(--space-lg);
    border-bottom: 1px solid rgba(255, 255, 255, 0.06);
    display: flex;
    justify-content: flex-end;
}

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

.blog-modal-close:hover {
    color: var(--text-primary);
    background: var(--bg-hover);
}

.blog-modal-body {
    padding: var(--space-xxl);
}

.blog-modal-body h1 {
    font-size: 2rem;
    margin-bottom: var(--space-lg);
    color: var(--text-primary);
}

.blog-modal-body h2 {
    font-size: 1.5rem;
    margin: var(--space-xl) 0 var(--space-lg) 0;
    color: var(--text-primary);
}

.blog-modal-body h3 {
    font-size: 1.25rem;
    margin: var(--space-lg) 0 var(--space-md) 0;
    color: var(--text-primary);
}

.blog-modal-body p {
    margin-bottom: var(--space-lg);
    line-height: 1.8;
    color: var(--text-secondary);
}

.blog-modal-body code {
    background: var(--bg-elevated);
    padding: var(--space-xs) var(--space-sm);
    border-radius: var(--radius-sm);
    font-family: 'JetBrains Mono', monospace;
    color: var(--accent-primary);
}

.blog-modal-body pre {
    background: var(--bg-elevated);
    padding: var(--space-lg);
    border-radius: var(--radius-md);
    overflow-x: auto;
    margin: var(--space-lg) 0;
}

.blog-modal-body pre code {
    background: none;
    padding: 0;
}

.loading-state {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: var(--space-xxl);
    color: var(--text-tertiary);
}

.loading-spinner {
    width: 40px;
    height: 40px;
    border: 3px solid rgba(189, 147, 249, 0.2);
    border-top: 3px solid var(--accent-primary);
    border-radius: 50%;
    animation: spin 1s linear infinite;
    margin-bottom: var(--space-lg);
}

@keyframes spin {
    0% {
        transform: rotate(0deg);
    }

    100% {
        transform: rotate(360deg);
    }
}

.empty-state {
    background-color: var(--bg-surface);
    border-radius: var(--radius-lg);
    padding: var(--space-xxl);
    text-align: center;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    border: 1px dashed rgba(255, 255, 255, 0.1);
    margin-bottom: var(--space-xl);
}

.empty-icon {
    font-size: 3rem;
    margin-bottom: var(--space-lg);
    color: var(--text-tertiary);
}

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

.empty-description {
    color: var(--text-tertiary);
    max-width: 400px;
    margin: 0 auto;
    font-size: 0.95rem;
}

.footer {
    margin-top: auto;
    padding: var(--space-xxl) var(--space-xxl) var(--space-xl);
    color: var(--text-tertiary);
    font-size: 0.875rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    width: 100%;
    border-top: 1px solid rgba(255, 255, 255, 0.06);
}

.footer a {
    color: var(--accent-primary);
    text-decoration: none;
}

.footer a:hover {
    text-decoration: underline;
}

.menu-toggle {
    position: fixed;
    top: var(--space-lg);
    left: var(--space-lg);
    z-index: 200;
    background: linear-gradient(135deg, var(--accent-gradient-start), var(--accent-gradient-end));
    border: none;
    color: var(--text-primary);
    width: 40px;
    height: 40px;
    border-radius: var(--radius-md);
    display: none;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    box-shadow: var(--shadow-md);
    opacity: 0.9;
    transition: opacity var(--transition-fast), transform var(--transition-fast);
}

.menu-toggle:hover {
    opacity: 1;
    transform: scale(1.05);
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }

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

.project-card:nth-child(1) {
    animation-delay: 0.1s;
}

.project-card:nth-child(2) {
    animation-delay: 0.2s;
}

.project-card:nth-child(3) {
    animation-delay: 0.3s;
}

.project-card:nth-child(4) {
    animation-delay: 0.4s;
}

.project-card:nth-child(5) {
    animation-delay: 0.5s;
}

.project-card:nth-child(6) {
    animation-delay: 0.6s;
}

.blog-post:nth-child(1) {
    animation-delay: 0.1s;
}

.blog-post:nth-child(2) {
    animation-delay: 0.2s;
}

.blog-post:nth-child(3) {
    animation-delay: 0.3s;
}

@media (max-width: 1024px) {
    .layout {
        grid-template-columns: 1fr;
    }

    .sidebar {
        width: var(--sidebar-width-mobile);
        transform: translateX(-100%);
        transition: transform var(--transition-normal);
        z-index: 110;
    }

    .sidebar.open {
        transform: translateX(0);
        box-shadow: var(--shadow-lg);
    }

    .main-content {
        grid-column: 1 / -1;
        margin-left: 0;
        margin-right: 0;
        max-width: none;
    }

    .menu-toggle {
        display: flex;
        z-index: 120;
    }

    .section {
        padding: var(--space-xl) var(--space-lg);
    }

    .hero {
        grid-template-columns: 1fr;
        text-align: center;
        gap: var(--space-xl);
    }

    .hero-title {
        font-size: 2.5rem;
    }

    .hero-actions {
        justify-content: center;
    }

    body::after {
        content: '';
        position: fixed;
        top: 0;
        left: 0;
        width: 100%;
        height: 100%;
        background-color: rgba(0, 0, 0, 0.3);
        opacity: 0;
        visibility: hidden;
        transition: opacity var(--transition-normal), visibility var(--transition-normal);
        z-index: 105;
    }

    body.sidebar-open::after {
        opacity: 1;
        visibility: visible;
    }
}

@media (max-width: 640px) {
    .projects-container {
        grid-template-columns: 1fr;
    }

    .hero-title {
        font-size: 2rem;
    }

    .section-title {
        font-size: 2rem;
    }

    .section {
        padding: var(--space-lg) var(--space-md);
        min-height: auto;
    }

    .skills-grid {
        grid-template-columns: 1fr;
    }

    .hero-actions {
        flex-direction: column;
        align-items: center;
    }

    .btn {
        width: 100%;
        justify-content: center;
        max-width: 300px;
    }

    .footer {
        flex-direction: column;
        gap: var(--space-sm);
        text-align: center;
    }

    .blog-modal-content {
        margin: var(--space-md);
        max-width: none;
    }

    .blog-modal-body {
        padding: var(--space-lg);
    }

    .project-links {
        flex-direction: column;
        gap: var(--space-sm);
    }

    .project-links-detailed {
        flex-direction: column;
    }

    .project-links-detailed .btn {
        min-width: auto;
    }
}