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

:root {
    --primary-color: #2563eb;
    --primary-dark: #1d4ed8;
    --secondary-color: #10b981;
    --accent-color: #f59e0b;
    --text-primary: #1f2937;
    --text-secondary: #6b7280;
    --text-light: #9ca3af;
    --bg-primary: #ffffff;
    --bg-secondary: #f9fafb;
    --bg-accent: #f3f4f6;
    --border-color: #e5e7eb;
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
    --radius: 8px;
    --transition: all 0.3s ease;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    line-height: 1.6;
    color: var(--text-primary);
    background-color: var(--bg-primary);
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 1rem;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-weight: 600;
    line-height: 1.2;
    margin-bottom: 1rem;
}

.section-title {
    font-size: 2.5rem;
    text-align: center;
    margin-bottom: 3rem;
    color: var(--text-primary);
}

/* Header and Navigation */
.header {
    background: var(--bg-primary);
    border-bottom: 1px solid var(--border-color);
    position: sticky;
    top: 0;
    z-index: 100;
    backdrop-filter: blur(10px);
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 1rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 70px;
}

.nav-brand {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary-color);
}

.nav-brand i {
    font-size: 1.8rem;
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 2rem;
}

.nav-menu a {
    text-decoration: none;
    color: var(--text-secondary);
    font-weight: 500;
    transition: var(--transition);
    position: relative;
}

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

.nav-menu a::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--primary-color);
    transition: var(--transition);
}

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

/* Hero Section */
.hero {
    padding: 6rem 0;
    background: linear-gradient(135deg, var(--bg-primary) 0%, var(--bg-secondary) 100%);
}

.hero-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 1rem;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.hero-title {
    font-size: 3.5rem;
    font-weight: 700;
    line-height: 1.1;
    margin-bottom: 1.5rem;
}

.highlight {
    color: var(--primary-color);
    position: relative;
}

.highlight::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: var(--accent-color);
    border-radius: 2px;
}

.hero-subtitle {
    font-size: 1.25rem;
    color: var(--text-secondary);
    margin-bottom: 2rem;
    line-height: 1.6;
}

.hero-stats {
    display: flex;
    gap: 2rem;
}

.stat {
    text-align: center;
}

.stat-number {
    display: block;
    font-size: 2rem;
    font-weight: 700;
    color: var(--primary-color);
}

.stat-label {
    font-size: 0.875rem;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

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

.code-block {
    background: var(--text-primary);
    border-radius: var(--radius);
    overflow: hidden;
    box-shadow: var(--shadow-lg);
    max-width: 400px;
    width: 100%;
}

.code-header {
    background: var(--text-secondary);
    padding: 0.75rem 1rem;
    border-bottom: 1px solid var(--border-color);
}

.code-title {
    color: var(--bg-primary);
    font-size: 0.875rem;
    font-weight: 500;
}

.code-block pre {
    margin: 0;
    padding: 1rem;
    overflow-x: auto;
}

.code-block code {
    font-family: 'JetBrains Mono', 'Fira Code', monospace;
    font-size: 0.875rem;
    line-height: 1.5;
    color: #e5e7eb;
}

/* Research Section */
.research {
    padding: 6rem 0;
    background: var(--bg-secondary);
}

.research-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
}

.research-card {
    background: var(--bg-primary);
    padding: 2rem;
    border-radius: var(--radius);
    box-shadow: var(--shadow-md);
    transition: var(--transition);
    border: 1px solid var(--border-color);
}

.research-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

.card-icon {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1.5rem;
}

.card-icon i {
    font-size: 1.5rem;
    color: white;
}

.research-card h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
    color: var(--text-primary);
}

.research-card p {
    color: var(--text-secondary);
    margin-bottom: 1.5rem;
    line-height: 1.6;
}

.card-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
}

.tag {
    background: var(--bg-accent);
    color: var(--text-secondary);
    padding: 0.25rem 0.75rem;
    border-radius: 20px;
    font-size: 0.75rem;
    font-weight: 500;
}

/* Publications Section */
.publications {
    padding: 6rem 0;
    background: var(--bg-primary);
}

.publications-list {
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

.publication-item {
    background: var(--bg-secondary);
    padding: 2rem;
    border-radius: var(--radius);
    border: 1px solid var(--border-color);
    transition: var(--transition);
}

.publication-item:hover {
    box-shadow: var(--shadow-md);
}

.pub-meta {
    display: flex;
    gap: 1rem;
    margin-bottom: 1rem;
}

.pub-year {
    background: var(--primary-color);
    color: white;
    padding: 0.25rem 0.75rem;
    border-radius: 20px;
    font-size: 0.875rem;
    font-weight: 500;
}

.pub-type {
    background: var(--secondary-color);
    color: white;
    padding: 0.25rem 0.75rem;
    border-radius: 20px;
    font-size: 0.875rem;
    font-weight: 500;
}

.pub-title {
    font-size: 1.5rem;
    margin-bottom: 0.5rem;
    color: var(--text-primary);
}

.pub-authors {
    color: var(--text-secondary);
    font-style: italic;
    margin-bottom: 0.5rem;
}

.pub-venue {
    color: var(--text-secondary);
    margin-bottom: 1rem;
}

.pub-abstract {
    background: var(--bg-primary);
    padding: 1rem;
    border-radius: var(--radius);
    margin-bottom: 1.5rem;
    border-left: 4px solid var(--primary-color);
}

.pub-abstract p {
    color: var(--text-secondary);
    margin: 0;
}

.pub-links {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
}

.pub-link {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 1rem;
    background: var(--primary-color);
    color: white;
    text-decoration: none;
    border-radius: var(--radius);
    font-size: 0.875rem;
    font-weight: 500;
    transition: var(--transition);
}

.pub-link:hover {
    background: var(--primary-dark);
    transform: translateY(-2px);
}

/* Team Section */
.team {
    padding: 6rem 0;
    background: var(--bg-secondary);
}

.team-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.team-member {
    background: var(--bg-primary);
    padding: 2rem;
    border-radius: var(--radius);
    text-align: center;
    box-shadow: var(--shadow-md);
    border: 1px solid var(--border-color);
}

.member-avatar {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1.5rem;
}

.member-avatar i {
    font-size: 2rem;
    color: white;
}

.team-member h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
    color: var(--text-primary);
}

.team-member p {
    color: var(--text-secondary);
    margin-bottom: 1.5rem;
    line-height: 1.6;
}

.member-expertise {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    justify-content: center;
}

.expertise-tag {
    background: var(--bg-accent);
    color: var(--text-secondary);
    padding: 0.25rem 0.75rem;
    border-radius: 20px;
    font-size: 0.75rem;
    font-weight: 500;
}

/* Contact Section */
.contact {
    padding: 6rem 0;
    background: var(--bg-primary);
}

.contact-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
}

.contact-info h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
    color: var(--text-primary);
}

.contact-info p {
    color: var(--text-secondary);
    margin-bottom: 2rem;
    line-height: 1.6;
}

.contact-methods {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.contact-method {
    display: flex;
    align-items: center;
    gap: 1rem;
    color: var(--text-secondary);
}

.contact-method i {
    color: var(--primary-color);
    font-size: 1.25rem;
    width: 20px;
}

.contact-services {
    margin-top: 2rem;
    padding: 1.5rem;
    background: var(--bg-accent);
    border-radius: var(--radius);
    border: 1px solid var(--border-color);
}

.contact-services h4 {
    color: var(--primary-color);
    margin-bottom: 1rem;
    font-size: 1.1rem;
}

.contact-services ul {
    list-style: none;
    padding: 0;
}

.contact-services li {
    padding: 0.5rem 0;
    color: var(--text-secondary);
    border-bottom: 1px solid var(--border-color);
}

.contact-services li:last-child {
    border-bottom: none;
}

.contact-services li::before {
    content: "✓";
    color: var(--secondary-color);
    font-weight: bold;
    margin-right: 0.5rem;
}

.contact-form {
    background: var(--bg-secondary);
    padding: 2rem;
    border-radius: var(--radius);
    border: 1px solid var(--border-color);
}

.form-group {
    margin-bottom: 1.5rem;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 0.75rem;
    border: 1px solid var(--border-color);
    border-radius: var(--radius);
    font-family: inherit;
    font-size: 1rem;
    transition: var(--transition);
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
}

.btn-primary {
    background: var(--primary-color);
    color: white;
    border: none;
    padding: 0.75rem 2rem;
    border-radius: var(--radius);
    font-size: 1rem;
    font-weight: 500;
    cursor: pointer;
    transition: var(--transition);
    width: 100%;
}

.btn-primary:hover {
    background: var(--primary-dark);
    transform: translateY(-2px);
}

/* Footer */
.footer {
    background: var(--text-primary);
    color: white;
    padding: 3rem 0 1rem;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-bottom: 2rem;
}

.footer-section h4 {
    margin-bottom: 1rem;
    color: white;
}

.footer-section p {
    color: var(--text-light);
    line-height: 1.6;
}

.footer-section ul {
    list-style: none;
}

.footer-section ul li {
    margin-bottom: 0.5rem;
}

.footer-section ul li a {
    color: var(--text-light);
    text-decoration: none;
    transition: var(--transition);
}

.footer-section ul li a:hover {
    color: white;
}

.social-links {
    display: flex;
    gap: 1rem;
}

.social-links a {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    background: var(--text-secondary);
    color: white;
    border-radius: 50%;
    text-decoration: none;
    transition: var(--transition);
}

.social-links a:hover {
    background: var(--primary-color);
    transform: translateY(-2px);
}

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

/* Responsive Design */
@media (max-width: 768px) {
    .hero-container {
        grid-template-columns: 1fr;
        gap: 2rem;
        text-align: center;
    }
    
    .hero-title {
        font-size: 2.5rem;
    }
    
    .hero-stats {
        justify-content: center;
    }
    
    .contact-content {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .nav-menu {
        display: none;
    }
    
    .section-title {
        font-size: 2rem;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 0.5rem;
    }
    
    .hero {
        padding: 4rem 0;
    }
    
    .research,
    .publications,
    .team,
    .contact {
        padding: 4rem 0;
    }
    
    .hero-title {
        font-size: 2rem;
    }
    
    .research-grid,
    .team-grid {
        grid-template-columns: 1fr;
    }
}

/* Smooth Scrolling */
html {
    scroll-behavior: smooth;
}

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

.research-card,
.publication-item,
.team-member {
    animation: fadeInUp 0.6s ease-out;
}

/* Code Syntax Highlighting */
.code-block code .keyword {
    color: #ff79c6;
}

.code-block code .string {
    color: #f1fa8c;
}

/* Addendum Section */
.addendum {
    padding: 6rem 0;
    background: var(--bg-primary);
}

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

.addendum-header {
    text-align: center;
    margin-bottom: 3rem;
}

.addendum-header h3 {
    font-size: 2rem;
    color: var(--text-primary);
    margin-bottom: 1rem;
}

.addendum-subtitle {
    font-size: 1.1rem;
    color: var(--text-secondary);
    font-style: italic;
}

.addendum-description {
    margin-bottom: 3rem;
    line-height: 1.7;
}

.addendum-description p {
    margin-bottom: 1rem;
    color: var(--text-secondary);
}

.implementation-section {
    margin-bottom: 3rem;
}

.implementation-section h4 {
    color: var(--primary-color);
    margin-bottom: 1rem;
    font-size: 1.3rem;
}

.implementation-section p {
    color: var(--text-secondary);
    margin-bottom: 1.5rem;
    line-height: 1.6;
}

.code-block-large {
    background: var(--text-primary);
    border-radius: var(--radius);
    overflow: hidden;
    box-shadow: var(--shadow-lg);
    margin: 1.5rem 0;
}

.code-block-large pre {
    margin: 0;
    padding: 1.5rem;
    overflow-x: auto;
    max-height: 600px;
}

.code-block-large code {
    font-family: 'JetBrains Mono', 'Fira Code', monospace;
    font-size: 0.8rem;
    line-height: 1.4;
    color: #e5e7eb;
}

.results-section {
    margin-bottom: 3rem;
}

.results-section h4 {
    color: var(--primary-color);
    margin-bottom: 1rem;
    font-size: 1.3rem;
}

.results-section p {
    color: var(--text-secondary);
    margin-bottom: 1.5rem;
    line-height: 1.6;
}

.results-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 1.5rem;
    margin-top: 2rem;
}

.result-card {
    background: var(--bg-secondary);
    padding: 1.5rem;
    border-radius: var(--radius);
    border: 1px solid var(--border-color);
}

.result-card h5 {
    color: var(--primary-color);
    margin-bottom: 1rem;
    font-size: 1.1rem;
}

.result-content p {
    margin-bottom: 0.5rem;
    color: var(--text-secondary);
    font-size: 0.9rem;
}

.exhibits-section {
    margin-bottom: 3rem;
}

.exhibits-section h4 {
    color: var(--primary-color);
    margin-bottom: 1.5rem;
    font-size: 1.3rem;
}

.exhibit {
    margin-bottom: 3rem;
    padding: 2rem;
    background: var(--bg-secondary);
    border-radius: var(--radius);
    border: 1px solid var(--border-color);
}

.exhibit h5 {
    color: var(--text-primary);
    margin-bottom: 1rem;
    font-size: 1.2rem;
}

.exhibit p {
    color: var(--text-secondary);
    margin-bottom: 1.5rem;
    line-height: 1.6;
}

.table-container {
    overflow-x: auto;
    margin: 1.5rem 0;
}

.exhibit-table {
    width: 100%;
    border-collapse: collapse;
    background: var(--bg-primary);
    border-radius: var(--radius);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
}

.exhibit-table th,
.exhibit-table td {
    padding: 0.75rem;
    text-align: left;
    border-bottom: 1px solid var(--border-color);
}

.exhibit-table th {
    background: var(--primary-color);
    color: white;
    font-weight: 600;
}

.exhibit-table tr:nth-child(even) {
    background: var(--bg-accent);
}

.exhibit-table tr:hover {
    background: var(--bg-secondary);
}

.exhibit-note {
    font-style: italic;
    color: var(--text-secondary);
    margin-top: 1rem;
    padding: 1rem;
    background: var(--bg-primary);
    border-left: 4px solid var(--accent-color);
    border-radius: 0 var(--radius) var(--radius) 0;
}

.discussion-section {
    margin-bottom: 2rem;
}

.discussion-section h4 {
    color: var(--primary-color);
    margin-bottom: 1rem;
    font-size: 1.3rem;
}

.discussion-section p {
    color: var(--text-secondary);
    margin-bottom: 1rem;
    line-height: 1.7;
}

/* Responsive adjustments for addendum */
@media (max-width: 768px) {
    .addendum-header h3 {
        font-size: 1.5rem;
    }
    
    .results-grid {
        grid-template-columns: 1fr;
    }
    
    .exhibit {
        padding: 1rem;
    }
    
    .code-block-large pre {
        padding: 1rem;
    }
    
    .exhibit-table th,
    .exhibit-table td {
        padding: 0.5rem;
        font-size: 0.875rem;
    }
}

.code-block code .comment {
    color: #6272a4;
}

/* Publications Page Styles */
.publications-hero {
    padding: 4rem 0;
    background: linear-gradient(135deg, var(--bg-primary) 0%, var(--bg-secondary) 100%);
    text-align: center;
}

.publications-header h1 {
    font-size: 3rem;
    color: var(--text-primary);
    margin-bottom: 1rem;
}

.author-info {
    font-size: 1.5rem;
    color: var(--primary-color);
    font-weight: 600;
    margin-bottom: 0.5rem;
}

.research-focus {
    font-size: 1.1rem;
    color: var(--text-secondary);
    font-style: italic;
}

.publication-detail {
    padding: 4rem 0;
    background: var(--bg-primary);
}

.journal-publication {
    max-width: 900px;
    margin: 0 auto;
    background: var(--bg-secondary);
    border-radius: var(--radius);
    padding: 3rem;
    box-shadow: var(--shadow-lg);
    border: 1px solid var(--border-color);
}

.pub-header {
    text-align: center;
    margin-bottom: 3rem;
    padding-bottom: 2rem;
    border-bottom: 2px solid var(--border-color);
}

.pub-header h2 {
    font-size: 1.8rem;
    color: var(--text-primary);
    margin-bottom: 1.5rem;
    line-height: 1.3;
}

.pub-meta-detailed {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
    justify-content: center;
    align-items: center;
}

.pub-author {
    background: var(--primary-color);
    color: white;
    padding: 0.5rem 1rem;
    border-radius: 20px;
    font-weight: 600;
}

.pub-title {
    background: var(--secondary-color);
    color: white;
    padding: 0.5rem 1rem;
    border-radius: 20px;
    font-weight: 500;
}

.pub-year, .pub-type {
    background: var(--accent-color);
    color: white;
    padding: 0.5rem 1rem;
    border-radius: 20px;
    font-weight: 500;
}

.pub-content section {
    margin-bottom: 3rem;
}

.pub-content h3 {
    color: var(--primary-color);
    font-size: 1.5rem;
    margin-bottom: 1rem;
    border-left: 4px solid var(--primary-color);
    padding-left: 1rem;
}

.pub-content h4 {
    color: var(--text-primary);
    font-size: 1.3rem;
    margin-bottom: 1rem;
}

.pub-content p {
    color: var(--text-secondary);
    line-height: 1.7;
    margin-bottom: 1rem;
}

.lit-review-table {
    width: 100%;
    border-collapse: collapse;
    margin: 2rem 0;
    background: var(--bg-primary);
    border-radius: var(--radius);
    overflow: hidden;
    box-shadow: var(--shadow-md);
}

.lit-review-table th,
.lit-review-table td {
    padding: 1rem;
    text-align: left;
    border-bottom: 1px solid var(--border-color);
    font-size: 0.9rem;
}

.lit-review-table th {
    background: var(--primary-color);
    color: white;
    font-weight: 600;
}

.lit-review-table tr:nth-child(even) {
    background: var(--bg-accent);
}

.highlighted-row {
    background: rgba(37, 99, 235, 0.1) !important;
    border-left: 4px solid var(--primary-color);
}

.math-formula {
    text-align: center;
    margin: 2rem 0;
    padding: 1.5rem;
    background: var(--bg-accent);
    border-radius: var(--radius);
    border: 1px solid var(--border-color);
    overflow-x: auto;
}

.math-formula img {
    max-width: 100%;
    height: auto;
}

/* MathJax styling */
.MathJax {
    font-size: 1.1em !important;
}

.MathJax_Display {
    margin: 1.5rem 0 !important;
}

/* Inline math styling */
mjx-container {
    display: inline-block;
    margin: 0 0.2em;
}

/* Display math styling */
mjx-container[display="true"] {
    display: block;
    text-align: center;
    margin: 1.5rem 0;
}

.pub-footer {
    margin-top: 3rem;
    padding-top: 2rem;
    border-top: 2px solid var(--border-color);
    text-align: center;
}

.pub-links {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
}

.pub-link {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.75rem 1.5rem;
    background: var(--primary-color);
    color: white;
    text-decoration: none;
    border-radius: var(--radius);
    font-weight: 500;
    transition: var(--transition);
}

.pub-link:hover {
    background: var(--primary-dark);
    transform: translateY(-2px);
}

/* View All Publications Button */
.view-all-publications {
    text-align: center;
    margin-top: 3rem;
}

.btn-secondary {
    display: inline-block;
    padding: 1rem 2rem;
    background: var(--secondary-color);
    color: white;
    text-decoration: none;
    border-radius: var(--radius);
    font-weight: 600;
    transition: var(--transition);
    border: none;
    cursor: pointer;
}

.btn-secondary:hover {
    background: #059669;
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

/* Responsive adjustments for publications page */
@media (max-width: 768px) {
    .publications-header h1 {
        font-size: 2rem;
    }
    
    .author-info {
        font-size: 1.2rem;
    }
    
    .journal-publication {
        padding: 2rem 1rem;
    }
    
    .pub-header h2 {
        font-size: 1.5rem;
    }
    
    .pub-meta-detailed {
        flex-direction: column;
        gap: 0.5rem;
    }
    
    .lit-review-table th,
    .lit-review-table td {
        padding: 0.5rem;
        font-size: 0.8rem;
    }
    
    .pub-links {
        flex-direction: column;
        align-items: center;
    }
}