/* Google Fonts Import */
@import url('https://fonts.googleapis.com/css2?family=DotGothic16&family=Lekton:wght@400;700&display=swap');

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

/* Global link reset */
a {
    color: inherit;
    text-decoration: none;
}

html, body {
    height: 100%;
    font-family: 'Lekton', monospace;
    font-size: 14px;
    line-height: 1.4;
    color: #000;
    background: #fff;
    overflow-x: hidden;
}


/* Main Container */
.container {
    min-height: 100vh;
    display: flex;
    position: relative;
}

/* Sidebar Styles */
.sidebar {
    width: 350px;
    padding: 45px 38px;
    background: #fff;
    position: fixed;
    height: 100vh;
    overflow-y: auto;
    z-index: 100;
}

.header-section {
    margin-bottom: 40px;
}

.name {
    font-family: 'DotGothic16', cursive;
    font-size: 26px;
    font-weight: 400;
    line-height: 1.2;
    color: #000;
    max-width: 100px;
    word-wrap: break-word;
}

.intro-section {
    margin-bottom: 30px;
}

.intro-text {
    font-size: 14px;
    line-height: 1.5;
    color: #000;
    max-width: 314px;
}

/* Social Links */
.social-section {
    margin-bottom: 40px;
}

.social-links {
    display: flex;
    gap: 10px;
    align-items: center;
}

.social-link {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 20px;
    height: 20px;
    color: #000;
    text-decoration: none;
    transition: opacity 0.2s ease;
}

.social-link:hover {
    color: #3E2723;
    background-color: #F4C9D6;
    padding: 4px;
    border-radius: 4px;
    transition: all 0.2s ease;
}

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

/* Updates Section */
.updates-section {
    margin-bottom: 40px;
}

.updates-title {
    font-size: 14px;
    color: #000;
    margin-bottom: 20px;
    font-weight: 600;
}

.updates-list {
    list-style: none;
}

.update-item {
    font-size: 13px;
    line-height: 1.3;
    margin-bottom: 12px;
    max-width: 314px;
    color: #7e7e7e;
}

.update-item.current {
    color: #000;
}

.update-item a {
    color: inherit;
    text-decoration: none;
}

.update-item a:hover {
    color: #3E2723;
    font-weight: 600;
    transition: all 0.2s ease;
}

/* Main Content */
.main-content {
    flex: 1;
    margin-left: 350px;
    padding: 45px 40px 100px 44px;
    min-height: 100vh;
}

/* Top Navigation */
.top-nav {
    position: absolute;
    top: 45px;
    right: 40px;
    z-index: 50;
}

.nav-list {
    display: flex;
    gap: 62px;
    list-style: none;
    align-items: center;
}

.nav-link {
    font-family: 'DotGothic16', cursive;
    font-size: 18px;
    color: #000;
    text-decoration: none;
    font-weight: 400;
    transition: opacity 0.2s ease;
    position: relative;
}

.nav-link:hover,
.nav-link.active {
    color: #3E2723;
    background-color: #F4C9D6;
    padding: 3px 6px;
    border-radius: 4px;
    transition: all 0.2s ease;
}

/* Hero Section */
.hero-section {
    margin-top: 0;
}

.hero-content {
    display: grid;
    grid-template-columns: 553px 1fr;
    gap: 48px;
    align-items: flex-start;
}

.hero-image {
    position: relative;
}

.hero-text {
    padding-top: 20px;
    position: relative;
    font-size: 14.5px;
    line-height: 1.4;
}


.hero-text a:hover {
    text-decoration: none;
    color: #3E2723;
    background-color: #F4C9D6;
    padding: 2px 4px;
    border-radius: 4px;
    transition: all 0.2s ease;
}

/* Hero Right Column - Experience Section */
.hero-right-column {
    padding-top: 60px;
}

.experience-section h4 {
    font-family: 'DotGothic16', cursive;
    font-size: 16px;
    font-weight: 400;
    color: #000;
    margin-bottom: 20px;
}

.timeline {
    margin: 20px 0;
}

.timeline-item {
    display: flex;
    gap: 12px;
    margin-bottom: 10px;
    align-items: flex-start;
}

.timeline-date {
    font-size: 13px;
    font-weight: 600;
    color: #666;
    min-width: 80px;
    flex-shrink: 0;
    line-height: 1.4;
}

.timeline-content {
    font-size: 13px;
    line-height: 1.4;
    margin-bottom: 4px;
    color: #4b4b4b;
}

.timeline-content strong {
    font-weight: 500;
    display: block;
    margin-bottom: 4px;
    color: #000000;
}

.timeline-content a:hover {
    color: #3E2723;
    background-color: #F4C9D6;
    padding: 2px 4px;
    border-radius: 4px;
    transition: all 0.2s ease;
}

.cv-link {
    margin-top: 20px;
    font-size: 13px;
}


.cv-link a:hover {
    color: #3E2723;
    background-color: #F4C9D6;
    padding: 2px 4px;
    border-radius: 4px;
    transition: all 0.2s ease;
}


/* Content Sections */
.content-section {
    margin-top: 60px;
    max-width: 800px;
}

.content-section h2 {
    font-size: 24px;
    font-weight: 600;
    margin-bottom: 20px;
    color: #000;
}

.content-section h3 {
    font-size: 20px;
    font-weight: 600;
    margin: 30px 0 15px 0;
    color: #000;
}

.content-section h4 {
    font-size: 16px;
    font-weight: 600;
    margin: 20px 0 10px 0;
    color: #000;
}

.content-section p {
    font-size: 14px;
    line-height: 1.4;
    color: #000;
    margin-bottom: 15px;
}

/* Research Section Styles */

.publications-list, .project-list {
    margin: 20px 0;
}

.publication-item {
    display: flex;
    align-items: flex-start;
    padding: 20px;
    border: 1px solid #ddd;
    margin-bottom: 20px;
    background: #fff;
    gap: 20px;
}

.publication-year {
    font-size: 18px;
    font-weight: 600;
    color: #666;
    min-width: 60px;
    flex-shrink: 0;
}

.publication-content {
    flex: 1;
}

.publication-item h4 {
    font-size: 15px;
    font-weight: 600;
    color: #000;
    margin: 0 0 10px 0;
    line-height: 1.3;
}

.authors {
    font-size: 14px;
    color: #666;
    margin: 5px 0;
}

.author-highlight {
    font-weight: 600;
    color: #000;
}

.venue {
    font-size: 14px;
    color: #666;
    font-style: italic;
    margin: 5px 0 10px 0;
}

.abstract {
    font-size: 13px;
    line-height: 1.3;
    color: #333;
    margin: 10px 0;
}

.publication-links {
    margin-top: 10px;
}

.publication-links a {
    color: #323232;
    text-decoration: none;
    font-size: 14px;
    font-weight: 500;
}

.publication-links a:hover {
    color: #3E2723;
    background-color: #F4C9D6;
    padding: 2px 4px;
    border-radius: 4px;
    text-decoration: none;
    transition: all 0.2s ease;
}

.link-separator {
    margin: 0 8px;
    color: #999;
}

.project-item {
    padding: 15px;
    border: 1px solid #ddd;
    margin-bottom: 15px;
    background: #fff;
}

/* Projects Section Styles */
.project-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 20px;
    margin: 20px 0;
}

.project-card {
    padding: 20px;
    border: 1px solid #ddd;
    background: #fff;
    transition: box-shadow 0.3s ease;
}

.project-card:hover {
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
}

.project-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 15px;
}

.project-header h3 {
    margin: 0;
    font-size: 16px;
}

.project-status {
    font-size: 12px;
    color: #666;
    white-space: nowrap;
    margin-left: 15px;
}

.project-description {
    margin-bottom: 15px;
    font-size: 14px;
    line-height: 1.5;
}

.project-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.tag {
    background: #f0f0f0;
    color: #333;
    padding: 4px 8px;
    border-radius: 12px;
    font-size: 12px;
    font-weight: 500;
}

.project-links {
    margin-top: 15px;
    padding-top: 15px;
    border-top: 1px solid #eee;
}

.project-links a {
    font-size: 14px;
    font-weight: 500;
    color: #666;
    transition: color 0.2s ease;
}

.project-links a:hover {
    color: #3E2723;
    background-color: #F4C9D6;
    padding: 2px 4px;
    border-radius: 4px;
    transition: all 0.2s ease;
}

/* Misc Section Styles */
.background-info {
    margin: 20px 0;
    padding: 20px;
    background: #f9f9f9;
    border-left: 3px solid #000;
}

.interests-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 20px;
    margin: 20px 0;
}

.interest-item {
    padding: 15px;
    border: 1px solid #ddd;
    background: #fff;
}

.interest-item h4 {
    margin-top: 0;
}

.interest-item p {
    font-size: 14px;
    line-height: 1.5;
    margin: 0;
}

.travel-timeline {
    margin: 20px 0;
}

.travel-item {
    display: flex;
    padding: 10px 0;
    border-bottom: 1px solid #eee;
}

.travel-item:last-child {
    border-bottom: none;
}

.travel-date {
    font-size: 14px;
    font-weight: 600;
    color: #666;
    min-width: 120px;
    flex-shrink: 0;
}

.travel-description {
    font-size: 14px;
    line-height: 1.4;
}

.fun-facts {
    margin: 20px 0;
    padding-left: 20px;
}

.fun-facts li {
    margin-bottom: 8px;
    font-size: 14px;
    line-height: 1.5;
}

/* Curation Toggle Styles */
.curation {
    margin: 20px 0;
}

.curation-item {
    margin-bottom: 15px;
    border: 1px solid #ddd;
    background: #fff;
}

.toggle-header {
    padding: 15px 20px;
    margin: 0;
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 16px;
    font-weight: 600;
    color: #000;
    background: #f9f9f9;
    transition: background-color 0.2s ease;
    user-select: none;
}

.toggle-header:hover {
    background: #f0f0f0;
}

.toggle-icon {
    font-size: 18px;
    font-weight: bold;
    transition: transform 0.2s ease;
}

.toggle-header.active .toggle-icon {
    transform: rotate(45deg);
}

.toggle-content {
    padding: 0 20px;
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease, padding 0.3s ease;
}

.toggle-content.active {
    padding: 15px 20px;
    max-height: 200px;
}

.toggle-content p {
    font-size: 14px;
    line-height: 1.5;
    color: #333;
    margin: 0;
}

/* Blockchain Section Styles */
.blockchain-header {
    margin-bottom: 40px;
}

.blockchain-header h2 {
    font-family: 'DotGothic16', cursive;
    font-size: 18px;
    color: #000;
    margin-bottom: 15px;
}

.blockchain-header p {
    font-size: 14px;
    line-height: 1.5;
    color: #333;
}

.blockchain-timeline {
    margin: 40px 0;
}

.blockchain-period {
    margin-bottom: 40px;
}

.blockchain-period h3 {
    font-family: 'DotGothic16', cursive;
    font-size: 16px;
    color: #000;
    margin-bottom: 20px;
    padding-bottom: 8px;
    border-bottom: 2px solid #f0f0f0;
}

.blockchain-projects {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.blockchain-item {
    padding: 20px;
    border: 1px solid #ddd;
    background: #fff;
    border-radius: 8px;
}

.blockchain-item-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 12px;
}

.blockchain-item-header h4 {
    font-size: 15px;
    font-weight: 600;
    color: #000;
    margin: 0;
}

.role-badge {
    font-size: 12px;
    padding: 4px 8px;
    border-radius: 12px;
    background: #f0f0f0;
    color: #666;
    font-weight: 500;
}

.role-badge.leadership {
    background: #e3f2fd;
    color: #1976d2;
}

.blockchain-item p {
    font-size: 14px;
    line-height: 1.5;
    color: #333;
    margin: 12px 0;
}

.blockchain-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-top: 15px;
}

/* Footer */
.footer {
    position: fixed;
    bottom: 26px;
    left: 38px;
    z-index: 100;
}

.footer p {
    font-size: 14px;
    color: #000;
    max-width: 414px;
}

/* Responsive Design */
@media (max-width: 1200px) {
    .sidebar {
        width: 300px;
        padding: 30px 25px;
    }
    
    .main-content {
        margin-left: 300px;
        padding: 30px;
    }
    
    .hero-content {
        grid-template-columns: 400px 1fr;
        gap: 30px;
    }
    
    .placeholder-image {
        width: 400px;
        height: 260px;
    }
    
    .hero-text {
        padding-top: 280px;
    }
    
    .bio-text {
        max-width: 400px;
    }
}

@media (max-width: 968px) {
    .container {
        flex-direction: column;
    }
    
    .sidebar {
        position: relative;
        width: 100%;
        height: auto;
        padding: 30px 20px;
    }
    
    .main-content {
        margin-left: 0;
        padding: 20px;
    }
    
    .top-nav {
        position: relative;
        top: 0;
        right: 0;
        margin-bottom: 30px;
    }
    
    .nav-list {
        justify-content: flex-start;
        gap: 20px;
        flex-wrap: wrap;
    }
    
    .hero-content {
        grid-template-columns: 1fr;
        gap: 20px;
    }
    
    .hero-right-column {
        padding-top: 20px;
    }
    
    .placeholder-image {
        width: 100%;
        max-width: 500px;
        height: 300px;
    }
    
    .hero-text {
        padding-top: 20px;
    }
    
    .bio-text {
        max-width: 100%;
    }
    
    .footer {
        position: relative;
        bottom: auto;
        left: auto;
        padding: 20px;
        text-align: center;
    }
    
    .updates-list {
        display: grid;
        grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
        gap: 15px;
    }
    
    .update-item {
        max-width: 100%;
    }
}

@media (max-width: 480px) {
    .sidebar {
        padding: 20px 15px;
    }
    
    .main-content {
        padding: 15px;
    }
    
    .name {
        font-size: 20px;
        max-width: 100%;
    }
    
    .nav-list {
        gap: 15px;
    }
    
    .nav-link {
        font-size: 16px;
    }
    
    .bio-text {
        font-size: 14px;
    }
    
    .company-logos {
        gap: 10px;
    }
    
    .placeholder-image {
        height: 200px;
    }
    
    .social-links {
        gap: 8px;
    }
    
    .social-link {
        width: 22px;
        height: 22px;
    }
    
    .social-link svg {
        width: 22px;
        height: 22px;
    }
}

/* Accessibility */
@media (prefers-reduced-motion: reduce) {
    * {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}


/* Focus styles */
.nav-link:focus,
.social-link:focus {
    /* outline: 2px solid #007acc; */
    outline-offset: 2px;
}

/* Print styles */
@media print {
    .sidebar {
        position: relative;
        width: 100%;
        height: auto;
    }
    
    .main-content {
        margin-left: 0;
    }
    
    .footer {
        position: relative;
        bottom: auto;
        left: auto;
    }
}