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

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    line-height: 1.6;
    color: #333;
    background-color: #fdfdfd;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Navigation */
.navbar {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    position: fixed;
    top: 0;
    width: 100%;
    z-index: 1000;
    border-bottom: 1px solid #e1e5e9;
    transition: all 0.3s ease;
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0 20px;
    height: 70px;
}

.nav-logo h3 {
    color: #2c3e50;
    font-weight: 600;
}

.nav-menu {
    display: flex;
    align-items: center;
    gap: 30px;
}

.nav-link {
    text-decoration: none;
    color: #555;
    font-weight: 500;
    transition: color 0.3s ease;
    display: flex;
    align-items: center;
    gap: 5px;
}

.nav-link:hover,
.nav-link.active {
    color: #3498db;
}

.nav-dropdown {
    position: relative;
}

.dropdown-content {
    position: absolute;
    top: 100%;
    left: 0;
    background: white;
    border: 1px solid #e1e5e9;
    border-radius: 8px;
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.1);
    opacity: 0;
    visibility: hidden;
    transform: translateY(-10px);
    transition: all 0.3s ease;
    min-width: 180px;
    padding: 10px 0;
    z-index: 1001;
}

.nav-dropdown:hover .dropdown-content {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.dropdown-content a {
    display: block;
    padding: 10px 20px;
    color: #555;
    text-decoration: none;
    transition: background-color 0.3s ease;
}

.dropdown-content a:hover {
    background-color: #f8f9fa;
    color: #3498db;
}

.nav-toggle {
    display: none;
    flex-direction: column;
    cursor: pointer;
}

.bar {
    width: 25px;
    height: 3px;
    background-color: #333;
    margin: 3px 0;
    transition: 0.3s;
}

/* Main Content */
.main-content {
    margin-top: 70px;
}

.section {
    display: none;
    min-height: calc(100vh - 70px);
    padding: 80px 0;
}

.section.active {
    display: block;
}

.section-title {
    font-size: 2.5rem;
    font-weight: 700;
    color: #2c3e50;
    margin-bottom: 50px;
    text-align: center;
    position: relative;
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: -15px;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 4px;
    background: linear-gradient(135deg, #3498db, #2980b9);
    border-radius: 2px;
}

/* Hero Section */
.hero {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
    min-height: 70vh;
}

.hero-content h1 {
    font-size: 3.5rem;
    font-weight: 700;
    color: #2c3e50;
    margin-bottom: 20px;
    line-height: 1.2;
}

.hero-subtitle {
    font-size: 1.4rem;
    color: #3498db;
    font-weight: 500;
    margin-bottom: 30px;
}

.hero-description {
    font-size: 1.1rem;
    color: #666;
    margin-bottom: 40px;
    line-height: 1.7;
}

.hero-buttons {
    display: flex;
    gap: 20px;
    flex-wrap: wrap;
}

.btn {
    padding: 12px 30px;
    border-radius: 8px;
    text-decoration: none;
    font-weight: 600;
    transition: all 0.3s ease;
    display: inline-block;
    border: none;
    cursor: pointer;
    font-size: 1rem;
}

.btn-primary {
    background: linear-gradient(135deg, #3498db, #2980b9);
    color: white;
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 25px rgba(52, 152, 219, 0.3);
}

.btn-secondary {
    background: transparent;
    color: #3498db;
    border: 2px solid #3498db;
}

.btn-secondary:hover {
    background: #3498db;
    color: white;
    transform: translateY(-2px);
}

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

.profile-placeholder {
    width: 300px;
    height: 300px;
    background: linear-gradient(135deg, #f8f9fa, #e9ecef);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 120px;
    color: #6c757d;
    border: 8px solid white;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
}

/* News Section */
.news-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 30px;
    margin-top: 50px;
}

.news-item {
    background: white;
    padding: 30px;
    border-radius: 12px;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.08);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    border: 1px solid #f1f3f4;
}

.news-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 35px rgba(0, 0, 0, 0.1);
}

.news-date {
    color: #3498db;
    font-weight: 600;
    font-size: 0.9rem;
    margin-bottom: 15px;
}

.news-item h3 {
    color: #2c3e50;
    margin-bottom: 15px;
    font-size: 1.3rem;
}

.news-link {
    color: #3498db;
    text-decoration: none;
    font-weight: 500;
    transition: color 0.3s ease;
}

.news-link:hover {
    color: #2980b9;
    text-decoration: underline;
}

/* Bio Section */
.bio-content {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 60px;
    margin-top: 50px;
}

.bio-text h3 {
    color: #2c3e50;
    font-size: 1.8rem;
    margin-bottom: 25px;
}

.bio-text h4 {
    color: #2c3e50;
    font-size: 1.3rem;
    margin: 35px 0 15px 0;
}

.bio-text p {
    margin-bottom: 20px;
    color: #555;
    line-height: 1.7;
}

.education-list {
    list-style: none;
    padding-left: 0;
}

.education-list li {
    padding: 10px 0;
    border-bottom: 1px solid #f1f3f4;
    color: #555;
}

.expertise-card {
    background: white;
    padding: 30px;
    border-radius: 12px;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.08);
    border: 1px solid #f1f3f4;
    height: fit-content;
}

.expertise-card h4 {
    color: #2c3e50;
    margin-bottom: 20px;
    font-size: 1.3rem;
}

.expertise-card ul {
    list-style: none;
}

.expertise-card li {
    padding: 8px 0;
    color: #555;
    position: relative;
    padding-left: 20px;
}

.expertise-card li::before {
    content: '•';
    color: #3498db;
    position: absolute;
    left: 0;
    font-weight: bold;
}

/* Research Section */
.research-tabs {
    display: flex;
    gap: 20px;
    margin-bottom: 40px;
    justify-content: center;
    flex-wrap: wrap;
}

.tab-button {
    padding: 12px 30px;
    background: white;
    border: 2px solid #e1e5e9;
    border-radius: 8px;
    cursor: pointer;
    font-weight: 500;
    color: #555;
    transition: all 0.3s ease;
}

.tab-button.active,
.tab-button:hover {
    background: #3498db;
    color: white;
    border-color: #3498db;
}

.tab-content {
    display: none;
}

.tab-content.active {
    display: block;
}

.projects-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 30px;
    margin-top: 30px;
}

.project-card {
    background: white;
    padding: 30px;
    border-radius: 12px;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.08);
    border: 1px solid #f1f3f4;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.project-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 35px rgba(0, 0, 0, 0.1);
}

.project-card h4 {
    color: #2c3e50;
    margin-bottom: 10px;
    font-size: 1.3rem;
}

.project-duration {
    color: #3498db;
    font-weight: 600;
    margin-bottom: 15px;
}

.project-tags {
    margin-top: 20px;
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
}

.tag {
    background: #e8f4f8;
    color: #2980b9;
    padding: 5px 12px;
    border-radius: 20px;
    font-size: 0.85rem;
    font-weight: 500;
}

.publications-list {
    margin-top: 30px;
}

.publication-item {
    background: white;
    padding: 30px;
    border-radius: 12px;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.08);
    border: 1px solid #f1f3f4;
    margin-bottom: 25px;
}

.publication-item h4 {
    color: #2c3e50;
    margin-bottom: 10px;
    font-size: 1.2rem;
}

.publication-authors {
    color: #666;
    margin-bottom: 8px;
}

.publication-journal {
    color: #3498db;
    margin-bottom: 15px;
}

.publication-links {
    display: flex;
    gap: 15px;
    flex-wrap: wrap;
}

.pub-link {
    color: #3498db;
    text-decoration: none;
    font-weight: 500;
    padding: 5px 15px;
    border: 1px solid #3498db;
    border-radius: 20px;
    transition: all 0.3s ease;
    font-size: 0.9rem;
}

.pub-link:hover {
    background: #3498db;
    color: white;
}

/* Publication with figure and badges layout */
.publication-content {
    display: grid;
    grid-template-columns: 1fr 250px;
    gap: 30px;
    align-items: start;
}

.publication-main {
    min-width: 0; /* Allows text to wrap properly */
}

.publication-sidebar {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.publication-figure {
    background: #f8f9fa;
    border-radius: 8px;
    overflow: hidden;
    border: 1px solid #e1e5e9;
}

.publication-figure img {
    width: 100%;
    height: auto;
    display: block;
    max-height: 200px;
    object-fit: cover;
}

.publication-badges {
    display: flex;
    flex-direction: column;
    gap: 10px;
    align-items: center;
}

.publication-badges > span {
    display: block;
}

/* Responsive layout for publications */
@media (max-width: 768px) {
    .publication-content {
        grid-template-columns: 1fr;
        gap: 20px;
    }
    
    .publication-sidebar {
        flex-direction: row;
        justify-content: center;
        align-items: center;
        gap: 20px;
    }
    
    .publication-figure {
        max-width: 200px;
    }
    
    .publication-badges {
        flex-direction: row;
        gap: 15px;
    }
}

.community-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 40px;
    margin-top: 30px;
}

.community-section {
    background: white;
    padding: 30px;
    border-radius: 12px;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.08);
    border: 1px solid #f1f3f4;
}

.community-section h4 {
    color: #2c3e50;
    margin-bottom: 20px;
    font-size: 1.3rem;
}

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

.community-section li {
    padding: 8px 0;
    color: #555;
    position: relative;
    padding-left: 20px;
}

.community-section li::before {
    content: '▶';
    color: #3498db;
    position: absolute;
    left: 0;
    font-size: 0.8rem;
}

/* Publications by Year */
.publications-section {
    margin-bottom: 40px;
}

.year-header {
    color: #2c3e50;
    font-size: 1.4rem;
    margin-bottom: 25px;
    padding-bottom: 10px;
    border-bottom: 2px solid #3498db;
    background: linear-gradient(135deg, #f8f9fa, #e9ecef);
    padding: 15px 20px;
    border-radius: 8px;
    margin-bottom: 30px;
}

/* Tools Section */
.tools-content {
    margin-top: 30px;
}

.tools-category {
    background: white;
    padding: 30px;
    border-radius: 12px;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.08);
    border: 1px solid #f1f3f4;
    margin-bottom: 30px;
}

.tools-category h4 {
    color: #2c3e50;
    margin-bottom: 25px;
    font-size: 1.3rem;
    display: flex;
    align-items: center;
    gap: 10px;
}

.tools-category h4 i {
    color: #3498db;
    font-size: 1.2rem;
}

.tools-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
}

.tool-item {
    background: #f8f9fa;
    padding: 20px;
    border-radius: 8px;
    border-left: 4px solid #3498db;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.tool-item:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.1);
}

.tool-name {
    display: block;
    font-weight: 600;
    color: #2c3e50;
    margin-bottom: 8px;
    font-size: 1.1rem;
}

.tool-description {
    color: #666;
    font-size: 0.9rem;
    line-height: 1.4;
}

/* Tool Link Styles */
.tool-link {
    text-decoration: none;
    color: inherit;
    display: flex;
    flex-direction: column;
    height: 100%;
    transition: all 0.3s ease;
}

.tool-link:hover {
    text-decoration: none;
    color: inherit;
}

.tool-image {
    width: 100%;
    height: 120px;
    object-fit: cover;
    border-radius: 6px;
    margin-bottom: 15px;
    background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
    border: 1px solid #e1e5e9;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    flex-shrink: 0;
}

.tool-link:hover .tool-image {
    transform: scale(1.02);
    box-shadow: 0 4px 15px rgba(52, 152, 219, 0.2);
}

.tool-info {
    flex: 1;
    display: flex;
    flex-direction: column;
    justify-content: flex-start;
    min-width: 0;
}

/* Course Group Headers */
.course-group-header {
    font-size: 1.4rem;
    font-weight: 600;
    color: #2c3e50;
    margin: 30px 0 20px 0;
    padding-bottom: 10px;
    border-bottom: 2px solid #3498db;
    position: relative;
}

.course-group-header::before {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    width: 50px;
    height: 2px;
}

/* Table Styling for Markdown Content */
.course-table {
    width: 100%;
    border-collapse: collapse;
    margin: 20px 0;
    background: white;
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
}

.course-table th {
    background: #3498db !important;
    color: white !important;
    font-weight: 600 !important;
    padding: 12px 15px !important;
    text-align: left !important;
    border: none !important;
    font-size: 0.9rem !important;
    text-transform: uppercase !important;
    letter-spacing: 0.5px !important;
}

/* More specific selectors to override any conflicting styles */
.course-modal .course-table th,
.blog-modal .course-table th,
.course-table thead th {
    background: #3498db !important;
    color: white !important;
    font-weight: 600 !important;
    text-shadow: 0 1px 2px rgba(0, 0, 0, 0.3) !important;
}

/* Ensure table header cells are always visible */
.course-table th * {
    color: white !important;
}

.course-table thead tr th {
    background: #3498db !important;
    color: white !important;
}

.course-table td {
    padding: 12px 15px;
    border-bottom: 1px solid #ecf0f1;
    color: #2c3e50;
    background: white;
}

.course-table tr:hover td {
    background: #f8f9fa;
}

.course-table tr:last-child td {
    border-bottom: none;
}

.course-group {
    margin-bottom: 40px;
}

/* Responsive adjustments for tool images */
@media (max-width: 768px) {
    .tools-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .tool-image {
        height: 100px;
        width: 100%;
    }
    
    .tool-item {
        padding: 15px;
    }
    
    .course-group-header {
        font-size: 1.2rem;
        margin: 25px 0 15px 0;
    }
}

/* Standardized Image Sizing */
.profile-photo {
    width: 200px;
    height: 200px;
    object-fit: cover;
    border-radius: 50%;
    border: 4px solid #3498db;
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.15);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.profile-photo:hover {
    transform: scale(1.05);
    box-shadow: 0 12px 35px rgba(0, 0, 0, 0.2);
}

/* Enhanced publication figure standardization */
.publication-figure img {
    width: 100%;
    height: 200px;
    display: block;
    object-fit: cover;
    border-radius: 6px;
    transition: transform 0.3s ease;
}

.publication-figure img:hover {
    transform: scale(1.02);
}

/* General image standardization */
img {
    max-width: 100%;
    height: auto;
}

/* Responsive image adjustments */
@media (max-width: 768px) {
    .profile-photo {
        width: 150px;
        height: 150px;
    }
    
    .publication-figure img {
        height: 150px;
    }
    
    .tool-image {
        height: 80px;
        width: 100%;
    }
}

@media (max-width: 480px) {
    .profile-photo {
        width: 120px;
        height: 120px;
    }
    
    .publication-figure img {
        height: 120px;
    }
    
    .tools-grid {
        grid-template-columns: 1fr;
    }
    
    .tool-image {
        height: 70px;
        width: 100%;
    }
}

/* Funding Section */
.funding-content {
    margin-top: 30px;
}

/* Legacy grants classes for backward compatibility */
.grants-content {
    margin-top: 30px;
}

.funding-section {
    margin-bottom: 50px;
}

.grants-section {
    margin-bottom: 50px;
}

.funding-section h4 {
    color: #2c3e50;
    font-size: 1.4rem;
    margin-bottom: 25px;
    border-bottom: 2px solid #3498db;
    padding-bottom: 10px;
}

.grants-section h4 {
    color: #2c3e50;
    font-size: 1.4rem;
    margin-bottom: 25px;
    border-bottom: 2px solid #3498db;
    padding-bottom: 10px;
}

.grant-item {
    background: white;
    padding: 30px;
    border-radius: 12px;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.08);
    border: 1px solid #f1f3f4;
    margin-bottom: 25px;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.grant-item:hover {
    transform: translateY(-3px);
    box-shadow: 0 15px 35px rgba(0, 0, 0, 0.1);
}

.grant-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 15px;
    flex-wrap: wrap;
    gap: 10px;
}

.grant-header h5 {
    color: #2c3e50;
    font-size: 1.3rem;
    margin: 0;
    flex: 1;
    min-width: 250px;
}

.grant-amount {
    background: #e8f4f8;
    color: #2980b9;
    padding: 8px 15px;
    border-radius: 20px;
    font-weight: 600;
    font-size: 1rem;
}

.grant-agency {
    color: #3498db;
    font-weight: 500;
    margin-bottom: 8px;
}

.grant-role {
    color: #666;
    font-style: italic;
    margin-bottom: 15px;
}

.grant-description {
    color: #555;
    line-height: 1.6;
}

.applications-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 20px;
    margin-top: 20px;
}

.application-item {
    background: #f8f9fa;
    padding: 20px;
    border-radius: 8px;
    border-left: 4px solid #f39c12;
}

.application-item h6 {
    color: #2c3e50;
    margin-bottom: 10px;
    font-size: 1.1rem;
}

.application-status {
    color: #f39c12;
    font-weight: 600;
    margin-bottom: 5px;
}

.application-agency {
    color: #666;
    font-size: 0.9rem;
}

.funding-summary {
    background: linear-gradient(135deg, #3498db, #2980b9);
    color: white;
    padding: 40px;
    border-radius: 12px;
    text-align: center;
    margin-top: 40px;
}

.funding-summary h4 {
    margin-bottom: 30px;
    font-size: 1.5rem;
}

.summary-stats {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 30px;
}

.stat-item {
    text-align: center;
}

.stat-number {
    display: block;
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 10px;
}

.stat-label {
    font-size: 1rem;
    opacity: 0.9;
}

/* Enhanced Publications Styling */
.publication-abstract {
    color: #666;
    font-style: italic;
    margin: 15px 0;
    line-height: 1.6;
    border-left: 3px solid #e8f4f8;
    padding-left: 15px;
}

.publication-keywords {
    margin-top: 15px;
    display: flex;
    gap: 8px;
    flex-wrap: wrap;
}

.keyword-tag {
    background: #f8f9fa;
    color: #495057;
    padding: 4px 10px;
    border-radius: 12px;
    font-size: 0.8rem;
    border: 1px solid #dee2e6;
}

/* Enhanced Blog Styling */
.blog-post.featured-post {
    border-left: 4px solid #3498db;
    background: linear-gradient(135deg, #f8f9fa, #ffffff);
}

.post-meta {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin: 15px 0;
    flex-wrap: wrap;
    gap: 10px;
}

.read-time {
    color: #666;
    font-size: 0.9rem;
    font-style: italic;
}

.post-tags {
    display: flex;
    gap: 6px;
    flex-wrap: wrap;
}

.blog-tag {
    background: #e8f4f8;
    color: #2980b9;
    padding: 3px 8px;
    border-radius: 10px;
    font-size: 0.75rem;
    font-weight: 500;
}

/* Blog Modal Styles */
.blog-modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.8);
    z-index: 10000;
    display: flex;
    justify-content: center;
    align-items: center;
    padding: 20px;
    opacity: 0;
    animation: fadeIn 0.3s ease forwards;
}

.blog-modal {
    background: white;
    border-radius: 12px;
    max-width: 800px;
    max-height: 90vh;
    width: 100%;
    overflow-y: auto;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
    transform: translateY(30px);
    animation: slideIn 0.3s ease forwards;
}

.blog-modal-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    padding: 30px 30px 20px 30px;
    border-bottom: 1px solid #e1e5e9;
    gap: 20px;
}

.blog-modal-header h2 {
    color: #2c3e50;
    margin: 0;
    flex: 1;
    line-height: 1.3;
}

.close-modal {
    background: none;
    border: none;
    font-size: 2rem;
    color: #666;
    cursor: pointer;
    padding: 0;
    width: 30px;
    height: 30px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    transition: all 0.3s ease;
    flex-shrink: 0;
}

.close-modal:hover {
    background: #f8f9fa;
    color: #333;
}

.blog-modal-meta {
    padding: 20px 30px;
    display: flex;
    gap: 20px;
    align-items: center;
    background: #f8f9fa;
    border-bottom: 1px solid #e1e5e9;
    flex-wrap: wrap;
}

.blog-modal-meta .post-date {
    color: #3498db;
    font-weight: 600;
}

.blog-modal-meta .read-time {
    color: #666;
}

.blog-modal-content {
    padding: 30px;
    line-height: 1.7;
    color: #333;
}

.blog-modal-content h1 {
    color: #2c3e50;
    margin: 30px 0 20px 0;
    font-size: 2rem;
}

.blog-modal-content h2 {
    color: #2c3e50;
    margin: 25px 0 15px 0;
    font-size: 1.5rem;
}

.blog-modal-content h3 {
    color: #2c3e50;
    margin: 20px 0 10px 0;
    font-size: 1.3rem;
}

.blog-modal-content ul {
    margin: 15px 0;
    padding-left: 20px;
}

.blog-modal-content li {
    margin: 8px 0;
}

.blog-modal-content pre {
    background: #f8f9fa;
    padding: 20px;
    border-radius: 8px;
    overflow-x: auto;
    margin: 20px 0;
    border-left: 4px solid #3498db;
}

.blog-modal-content code {
    background: #f8f9fa;
    padding: 2px 6px;
    border-radius: 4px;
    font-family: 'Monaco', 'Menlo', 'Ubuntu Mono', monospace;
    font-size: 0.9em;
}

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

.blog-modal-tags {
    padding: 20px 30px;
    border-top: 1px solid #e1e5e9;
    background: #f8f9fa;
    display: flex;
    gap: 8px;
    flex-wrap: wrap;
}

.blog-modal-tags .blog-tag {
    background: #3498db;
    color: white;
    padding: 6px 12px;
    border-radius: 15px;
    font-size: 0.8rem;
}

/* Loading States */
.loading-spinner {
    display: inline-block;
    width: 20px;
    height: 20px;
    border: 3px solid #f3f3f3;
    border-top: 3px solid #3498db;
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

@keyframes fadeIn {
    to { opacity: 1; }
}

@keyframes slideIn {
    to { transform: translateY(0); }
}

/* Responsive adjustments for modals */
@media (max-width: 768px) {
    .blog-modal-overlay {
        padding: 10px;
    }
    
    .blog-modal {
        max-height: 95vh;
    }
    
    .blog-modal-header {
        padding: 20px 20px 15px 20px;
    }
    
    .blog-modal-meta {
        padding: 15px 20px;
        flex-direction: column;
        align-items: flex-start;
        gap: 10px;
    }
    
    .blog-modal-content {
        padding: 20px;
    }
    
    .blog-modal-content h1 {
        font-size: 1.6rem;
    }
    
    .blog-modal-content h2 {
        font-size: 1.3rem;
    }
    
    .blog-modal-tags {
        padding: 15px 20px;
    }
    
    .post-meta {
        flex-direction: column;
        align-items: flex-start;
    }
}

/* Enhanced News Styling */
.news-item.featured-news {
    border-left: 4px solid #3498db;
    background: linear-gradient(135deg, #f8f9fa, #ffffff);
}

.news-meta {
    margin: 15px 0;
    display: flex;
    align-items: center;
    gap: 10px;
}

.news-type {
    padding: 4px 12px;
    border-radius: 12px;
    font-size: 0.8rem;
    font-weight: 500;
    text-transform: uppercase;
}

.news-type-publication {
    background: #e8f5e8;
    color: #2e7d32;
}

.news-type-conference {
    background: #e3f2fd;
    color: #1976d2;
}

.news-type-funding {
    background: #fff3e0;
    color: #f57c00;
}

.news-type-collaboration {
    background: #f3e5f5;
    color: #7b1fa2;
}

.news-type-award {
    background: #ffebee;
    color: #c62828;
}

.news-link {
    color: #3498db;
    text-decoration: none;
    font-weight: 500;
    transition: color 0.3s ease;
}

.news-link:hover {
    color: #2980b9;
    text-decoration: underline;
}

/* Enhanced Project Styling */
.project-card.active-project {
    border-left: 4px solid #27ae60;
}

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

.project-header h4 {
    margin: 0;
    flex: 1;
}

.project-status {
    padding: 6px 12px;
    border-radius: 20px;
    font-size: 0.8rem;
    font-weight: 600;
    text-transform: uppercase;
    flex-shrink: 0;
}

.project-status.active {
    background: #d4edda;
    color: #155724;
}

.project-status.completed {
    background: #d1ecf1;
    color: #0c5460;
}

.project-funding {
    font-size: 0.9rem;
    color: #666;
    margin: 10px 0;
}

.project-collaborators {
    font-size: 0.9rem;
    color: #666;
    margin: 10px 0;
}

.project-achievements {
    margin: 15px 0;
}

.project-achievements ul {
    margin: 8px 0 0 0;
    padding-left: 20px;
}

.project-achievements li {
    font-size: 0.9rem;
    color: #555;
    margin: 4px 0;
}

.project-stats {
    margin: 15px 0;
    display: flex;
    gap: 15px;
    flex-wrap: wrap;
}

.project-stat {
    background: #f8f9fa;
    color: #495057;
    padding: 6px 12px;
    border-radius: 15px;
    font-size: 0.85rem;
    font-weight: 500;
}

.project-links {
    margin-top: 20px;
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
}

.project-link {
    color: #3498db;
    text-decoration: none;
    font-weight: 500;
    padding: 8px 15px;
    border: 1px solid #3498db;
    border-radius: 20px;
    transition: all 0.3s ease;
    font-size: 0.9rem;
    display: flex;
    align-items: center;
    gap: 5px;
}

.project-link:hover {
    background: #3498db;
    color: white;
}

/* Enhanced Teaching Styling */
.course-card {
    background: white;
    padding: 25px;
    border-radius: 12px;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.08);
    border: 1px solid #f1f3f4;
    transition: all 0.3s ease;
    cursor: pointer;
    position: relative;
    overflow: hidden;
}

.course-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 35px rgba(0, 0, 0, 0.1);
}

.course-card.featured-course {
    border-left: 4px solid #3498db;
    background: linear-gradient(135deg, #f8f9fa, #ffffff);
}

.course-card.course-status-current {
    border-left: 4px solid #27ae60;
}

.course-card.course-status-upcoming {
    border-left: 4px solid #f39c12;
}

.course-card.course-status-past {
    border-left: 4px solid #95a5a6;
    opacity: 0.8;
}

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

.course-header h4 {
    color: #2c3e50;
    margin: 0;
    flex: 1;
    font-size: 1.3rem;
    line-height: 1.3;
}

.course-level {
    background: #e8f4f8;
    color: #2980b9;
    padding: 6px 12px;
    border-radius: 20px;
    font-size: 0.8rem;
    font-weight: 600;
    text-transform: uppercase;
    flex-shrink: 0;
}

.course-meta {
    display: flex;
    flex-direction: column;
    gap: 5px;
    margin-bottom: 15px;
}

.course-semester {
    color: #3498db;
    font-weight: 600;
    font-size: 0.95rem;
}

.course-credits {
    color: #666;
    font-size: 0.9rem;
}

.course-description {
    color: #555;
    line-height: 1.6;
    margin-bottom: 15px;
}

.course-details {
    display: flex;
    flex-direction: column;
    gap: 8px;
    margin-bottom: 15px;
    font-size: 0.9rem;
    color: #666;
}

.course-details span {
    display: flex;
    align-items: center;
    gap: 8px;
}

.course-details i {
    color: #3498db;
    width: 16px;
}

.course-tags {
    display: flex;
    gap: 6px;
    flex-wrap: wrap;
    margin-bottom: 15px;
}

.course-tag {
    background: #f8f9fa;
    color: #495057;
    padding: 4px 10px;
    border-radius: 12px;
    font-size: 0.8rem;
    font-weight: 500;
    border: 1px solid #dee2e6;
}

.course-action {
    text-align: center;
    margin-top: 10px;
}

.view-course {
    color: #3498db;
    font-weight: 600;
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.course-card:hover .view-course {
    color: #2980b9;
}

/* Course Modal Styles */
.course-modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.8);
    z-index: 10000;
    display: flex;
    justify-content: center;
    align-items: center;
    padding: 20px;
    opacity: 0;
    animation: fadeIn 0.3s ease forwards;
}

.course-modal {
    background: white;
    border-radius: 12px;
    max-width: 900px;
    max-height: 90vh;
    width: 100%;
    overflow-y: auto;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
    transform: translateY(30px);
    animation: slideIn 0.3s ease forwards;
}

.course-modal-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    padding: 30px 30px 20px 30px;
    border-bottom: 1px solid #e1e5e9;
    gap: 20px;
}

.course-modal-title {
    display: flex;
    flex-direction: column;
    gap: 10px;
    flex: 1;
}

.course-modal-title h2 {
    color: #2c3e50;
    margin: 0;
    line-height: 1.3;
    font-size: 1.8rem;
}

.course-status-badge {
    padding: 6px 12px;
    border-radius: 20px;
    font-size: 0.8rem;
    font-weight: 600;
    text-transform: uppercase;
    width: fit-content;
}

.course-status-badge.current {
    background: #d4edda;
    color: #155724;
}

.course-status-badge.upcoming {
    background: #fff3cd;
    color: #856404;
}

.course-status-badge.past {
    background: #d1ecf1;
    color: #0c5460;
}

.course-modal-meta {
    padding: 20px 30px;
    background: #f8f9fa;
    border-bottom: 1px solid #e1e5e9;
}

.course-modal-info {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 15px;
    margin-bottom: 15px;
}

.course-schedule-info {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 15px;
}

.course-info-item {
    display: flex;
    align-items: center;
    gap: 8px;
    color: #555;
    font-size: 0.95rem;
    font-weight: 500;
}

.course-info-item i {
    color: #3498db;
    width: 16px;
}

.course-modal-content {
    padding: 30px;
    line-height: 1.7;
    color: #333;
}

.course-modal-content h1 {
    color: #2c3e50;
    margin: 30px 0 20px 0;
    font-size: 2rem;
}

.course-modal-content h2 {
    color: #2c3e50;
    margin: 25px 0 15px 0;
    font-size: 1.5rem;
}

.course-modal-content h3 {
    color: #2c3e50;
    margin: 20px 0 10px 0;
    font-size: 1.3rem;
}

.course-modal-content table {
    width: 100%;
    border-collapse: collapse;
    margin: 20px 0;
    border: 1px solid #dee2e6;
}

.course-modal-content th,
.course-modal-content td {
    padding: 12px;
    text-align: left;
    border-bottom: 1px solid #dee2e6;
}

/* Enhanced course table styles */
.course-table {
    width: 100%;
    border-collapse: collapse;
    margin: 20px 0;
    background: white;
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
    font-size: 14px;
}

.course-table thead {
    background: linear-gradient(135deg, #3498db, #2980b9);
    color: white;
}

.course-table th {
    padding: 15px 12px;
    text-align: left;
    font-weight: 600;
    text-transform: uppercase;
    font-size: 12px;
    letter-spacing: 0.5px;
    border: none;
}

.course-table td {
    padding: 12px;
    text-align: left;
    border-bottom: 1px solid #f1f3f4;
    vertical-align: top;
    line-height: 1.4;
}

.course-table tbody tr:hover {
    background-color: #f8f9fa;
    transition: background-color 0.2s ease;
}

.course-table tbody tr:nth-child(even) {
    background-color: #fafbfc;
}

.course-table tbody tr:nth-child(even):hover {
    background-color: #f1f3f4;
}

/* Links in tables */
.course-table a {
    color: #3498db;
    text-decoration: none;
    font-weight: 500;
    border-radius: 4px;
    padding: 4px 8px;
    transition: all 0.2s ease;
    display: inline-block;
    background: #f8f9fa;
    border: 1px solid #e1e5e9;
}

.course-table a:hover {
    background-color: #3498db;
    color: white;
    text-decoration: none;
    transform: translateY(-1px);
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
}

/* Special styling for different link types */
.course-table a[href*="slides"],
.course-table a[href*="drive.google.com"] {
    background: #e8f5e8;
    color: #2d7a2d;
}

.course-table a[href*="classroom"],
.course-table a[href*="homework"],
.course-table a[href*="assignment"] {
    background: #fff3cd;
    color: #856404;
}

.course-table a[href*="github"],
.course-table a[href*="colab"],
.course-table a[href*="lab"] {
    background: #d1ecf1;
    color: #0c5460;
}

.course-table a[href*="reading"],
.course-table a[href*="textbook"],
.course-table a[href*="paper"] {
    background: #f8d7da;
    color: #721c24;
}

/* PDF links styling */
.course-table a[href*=".pdf"],
.course-table a[href*="examples"] {
    background: #e3f2fd;
    color: #1976d2;
    border: 1px solid #bbdefb;
    font-weight: 600;
}

.course-table a[href*=".pdf"]:hover,
.course-table a[href*="examples"]:hover {
    background: #1976d2;
    color: white;
    border-color: #1976d2;
}

/* Week column special styling */
.course-table td:first-child {
    font-weight: 600;
    color: #3498db;
    background: #f8f9fa;
    border-right: 2px solid #3498db;
    text-align: center;
    min-width: 60px;
}

/* Date column styling */
.course-table td:nth-child(2) {
    font-family: 'Courier New', monospace;
    font-size: 13px;
    color: #666;
    min-width: 90px;
}

/* Course modal content general styles */
.course-modal-content h1,
.course-modal-content h2,
.course-modal-content h3,
.course-modal-content h4 {
    color: #2c3e50;
    margin: 20px 0 10px 0;
}

.course-modal-content h1 { font-size: 1.8rem; }
.course-modal-content h2 { font-size: 1.5rem; }
.course-modal-content h3 { font-size: 1.3rem; }
.course-modal-content h4 { font-size: 1.1rem; }

.course-modal-content p {
    margin: 15px 0;
    line-height: 1.6;
    color: #444;
}

.course-modal-content ul,
.course-modal-content ol {
    margin: 15px 0;
    padding-left: 20px;
}

.course-modal-content li {
    margin: 8px 0;
    line-height: 1.5;
}

.course-modal-content blockquote {
    margin: 20px 0;
    padding: 15px 20px;
    background: #f8f9fa;
    border-left: 4px solid #3498db;
    font-style: italic;
    color: #555;
}

.course-modal-content hr {
    margin: 30px 0;
    border: none;
    border-top: 2px solid #e9ecef;
}

.course-modal-content code {
    background: #f1f3f4;
    padding: 2px 6px;
    border-radius: 3px;
    font-family: 'Courier New', monospace;
    font-size: 0.9em;
    color: #d63384;
}

.course-modal-content pre {
    background: #f8f9fa;
    padding: 20px;
    border-radius: 8px;
    overflow-x: auto;
    margin: 20px 0;
    border: 1px solid #e9ecef;
}

.course-modal-content pre code {
    background: none;
    padding: 0;
    color: #333;
    font-size: 0.9em;
}

.course-modal-content a {
    color: #3498db;
    text-decoration: none;
    font-weight: 500;
}

.course-modal-content a:hover {
    text-decoration: underline;
}

/* Responsive table */
@media (max-width: 768px) {
    .course-table {
        font-size: 12px;
        display: block;
        overflow-x: auto;
        white-space: nowrap;
    }
    
    .course-table th,
    .course-table td {
        padding: 8px 6px;
    }
    
    .course-table td:first-child {
        min-width: 50px;
    }
    
    .course-table td:nth-child(2) {
        min-width: 80px;
    }
}

.course-modal-tags {
    padding: 20px 30px;
    border-top: 1px solid #e1e5e9;
    background: #f8f9fa;
    display: flex;
    gap: 8px;
    flex-wrap: wrap;
}

.course-modal-tags .course-tag {
    background: #3498db;
    color: white;
    padding: 6px 12px;
    border-radius: 15px;
    font-size: 0.8rem;
    border: none;
}

.past-courses-list {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 20px;
    margin-top: 20px;
}

.past-course-item {
    background: #f8f9fa;
    padding: 20px;
    border-radius: 8px;
    border-left: 3px solid #3498db;
}

.past-course-item h4 {
    color: #2c3e50;
    margin-bottom: 8px;
}

.course-meta {
    color: #666;
    font-size: 0.9rem;
    margin-bottom: 10px;
    font-weight: 500;
}

.supervision-section {
    background: white;
    padding: 30px;
    border-radius: 12px;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.08);
    border: 1px solid #f1f3f4;
    margin: 30px 0;
}

.supervision-section h3 {
    color: #2c3e50;
    margin-bottom: 25px;
    text-align: center;
}

.supervision-stats {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 20px;
    text-align: center;
}

.supervision-stat {
    background: #f8f9fa;
    padding: 20px;
    border-radius: 8px;
    border-left: 4px solid #3498db;
}

.supervision-stat .stat-number {
    display: block;
    font-size: 2rem;
    font-weight: 700;
    color: #2c3e50;
    margin-bottom: 8px;
}

.supervision-stat .stat-label {
    color: #666;
    font-size: 0.9rem;
    font-weight: 500;
}

.teaching-awards {
    background: linear-gradient(135deg, #3498db, #2980b9);
    color: white;
    padding: 30px;
    border-radius: 12px;
    margin: 30px 0;
}

.teaching-awards h3 {
    margin-bottom: 20px;
    text-align: center;
}

.awards-list {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 20px;
}

.award-item {
    background: rgba(255, 255, 255, 0.1);
    padding: 20px;
    border-radius: 8px;
    text-align: center;
}

.award-item h4 {
    margin-bottom: 8px;
    color: white;
}

.award-item p {
    opacity: 0.9;
    font-size: 0.9rem;
}

/* Responsive adjustments for new elements */
@media (max-width: 768px) {
    .project-header {
        flex-direction: column;
        gap: 10px;
    }
    
    .project-links {
        justify-content: center;
    }
    
    .supervision-stats {
        grid-template-columns: 1fr;
        gap: 15px;
    }
    
    .awards-list {
        grid-template-columns: 1fr;
    }
    
    .past-courses-list {
        grid-template-columns: 1fr;
    }
    
    .course-header {
        flex-direction: column;
        gap: 10px;
        align-items: flex-start;
    }
    
    .course-modal-overlay {
        padding: 10px;
    }
    
    .course-modal {
        max-height: 95vh;
    }
    
    .course-modal-header {
        padding: 20px 20px 15px 20px;
    }
    
    .course-modal-title h2 {
        font-size: 1.5rem;
    }
    
    .course-modal-meta {
        padding: 15px 20px;
    }
    
    .course-modal-info {
        grid-template-columns: 1fr;
        gap: 10px;
    }
    
    .course-schedule-info {
        grid-template-columns: 1fr;
        gap: 10px;
    }
    
    .course-modal-content {
        padding: 20px;
    }
    
    .course-modal-content h1 {
        font-size: 1.6rem;
    }
    
    .course-modal-content h2 {
        font-size: 1.3rem;
    }
    
    .course-modal-tags {
        padding: 15px 20px;
    }
    
    .course-modal-content table {
        font-size: 0.9rem;
    }
    
    .course-modal-content th,
    .course-modal-content td {
        padding: 8px;
    }
}

/* Teaching Section */
.teaching-content {
    margin-top: 50px;
}

.teaching-intro {
    text-align: center;
    margin-bottom: 50px;
}

.teaching-intro p {
    font-size: 1.1rem;
    color: #666;
    max-width: 600px;
    margin: 0 auto;
}

.teaching-section {
    margin-bottom: 60px;
}

.teaching-section h3 {
    color: #2c3e50;
    font-size: 1.8rem;
    margin-bottom: 30px;
    text-align: center;
}

.courses-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 30px;
}

.course-card {
    background: white;
    padding: 30px;
    border-radius: 12px;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.08);
    border: 1px solid #f1f3f4;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.course-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 35px rgba(0, 0, 0, 0.1);
}

.course-card h4 {
    color: #2c3e50;
    margin-bottom: 15px;
    font-size: 1.3rem;
}

.course-level {
    background: #e8f4f8;
    color: #2980b9;
    padding: 5px 12px;
    border-radius: 20px;
    font-size: 0.85rem;
    font-weight: 500;
    display: inline-block;
    margin-bottom: 10px;
}

.course-semester {
    color: #3498db;
    font-weight: 600;
    margin-bottom: 15px;
}

.course-link {
    color: #3498db;
    text-decoration: none;
    font-weight: 500;
    transition: color 0.3s ease;
}

.course-link:hover {
    color: #2980b9;
    text-decoration: underline;
}

.teaching-philosophy {
    background: white;
    padding: 40px;
    border-radius: 12px;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.08);
    border: 1px solid #f1f3f4;
    text-align: center;
}

.teaching-philosophy h3 {
    color: #2c3e50;
    margin-bottom: 20px;
}

.teaching-philosophy p {
    color: #555;
    line-height: 1.7;
    max-width: 800px;
    margin: 0 auto;
}

/* Business Section */
.business-content {
    margin-top: 50px;
}

.business-intro {
    text-align: center;
    margin-bottom: 60px;
}

.business-intro h3 {
    color: #2c3e50;
    font-size: 1.8rem;
    margin-bottom: 20px;
}

.business-intro p {
    font-size: 1.1rem;
    color: #666;
    max-width: 600px;
    margin: 0 auto;
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
    margin-bottom: 60px;
}

.service-card {
    background: white;
    padding: 40px 30px;
    border-radius: 12px;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.08);
    border: 1px solid #f1f3f4;
    text-align: center;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.service-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 35px rgba(0, 0, 0, 0.1);
}

.service-card i {
    font-size: 3rem;
    color: #3498db;
    margin-bottom: 20px;
}

.service-card h4 {
    color: #2c3e50;
    margin-bottom: 15px;
    font-size: 1.2rem;
}

.service-card p {
    color: #666;
    line-height: 1.6;
}

.business-contact {
    background: linear-gradient(135deg, #3498db, #2980b9);
    color: white;
    padding: 50px;
    border-radius: 12px;
    text-align: center;
}

.business-contact h3 {
    margin-bottom: 15px;
    font-size: 1.8rem;
}

.business-contact p {
    margin-bottom: 30px;
    opacity: 0.9;
}

.business-contact .btn {
    background: white;
    color: #3498db;
}

.business-contact .btn:hover {
    background: #f8f9fa;
}

/* Blog Section */
.blog-content {
    margin-top: 50px;
}

.blog-intro {
    text-align: center;
    margin-bottom: 50px;
}

.blog-intro p {
    font-size: 1.1rem;
    color: #666;
    max-width: 600px;
    margin: 0 auto;
}

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

.blog-post {
    background: white;
    padding: 40px;
    border-radius: 12px;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.08);
    border: 1px solid #f1f3f4;
    margin-bottom: 30px;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.blog-post:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 35px rgba(0, 0, 0, 0.1);
}

.post-date {
    color: #3498db;
    font-weight: 600;
    font-size: 0.9rem;
    margin-bottom: 15px;
}

.blog-post h3 {
    margin-bottom: 15px;
}

.blog-post h3 a {
    color: #2c3e50;
    text-decoration: none;
    transition: color 0.3s ease;
}

.blog-post h3 a:hover {
    color: #3498db;
}

.blog-post p {
    color: #666;
    line-height: 1.7;
    margin-bottom: 20px;
}

.read-more {
    color: #3498db;
    text-decoration: none;
    font-weight: 500;
    transition: color 0.3s ease;
}

.read-more:hover {
    color: #2980b9;
    text-decoration: underline;
}

/* Contact Section */
.contact-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    margin-top: 50px;
}

.contact-info h3 {
    color: #2c3e50;
    font-size: 1.8rem;
    margin-bottom: 20px;
}

.contact-info > p {
    color: #666;
    margin-bottom: 40px;
    line-height: 1.7;
}

.contact-methods {
    margin-bottom: 40px;
}

.contact-method {
    display: flex;
    align-items: flex-start;
    gap: 20px;
    margin-bottom: 30px;
}

.contact-method i {
    font-size: 1.5rem;
    color: #3498db;
    margin-top: 5px;
}

.contact-method h4 {
    color: #2c3e50;
    margin-bottom: 5px;
}

.contact-method p {
    color: #666;
    line-height: 1.6;
}

.contact-method a {
    color: #3498db;
    text-decoration: none;
}

.contact-method a:hover {
    text-decoration: underline;
}

/* Enhanced contact details styling */
.contact-details {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.contact-item {
    background: #f8f9fa;
    padding: 20px;
    border-radius: 8px;
    border-left: 4px solid #3498db;
    transition: all 0.3s ease;
}

.contact-item:hover {
    background: #e3f2fd;
    transform: translateX(5px);
}

.contact-item strong {
    color: #2c3e50;
    font-size: 1.1rem;
    display: block;
    margin-bottom: 8px;
}

.email-address {
    color: #3498db;
    font-family: 'Courier New', monospace;
    font-size: 0.95rem;
    word-break: break-all;
    background: white;
    padding: 8px 12px;
    border-radius: 4px;
    border: 1px solid #e1e5e9;
    display: inline-block;
    margin-top: 5px;
}

.institution-detail {
    color: #666;
    font-style: italic;
    font-size: 0.95rem;
}

/* Positions list styling */
.positions-list {
    display: flex;
    flex-direction: column;
    gap: 15px;
    margin: 20px 0;
}

.position-item {
    background: #f8f9fa;
    border: 1px solid #e1e5e9;
    border-radius: 8px;
    padding: 20px;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.position-item:hover {
    background: #e3f2fd;
    border-color: #3498db;
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(52, 152, 219, 0.15);
}

.position-item::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 4px;
    height: 100%;
    background: #3498db;
    transition: width 0.3s ease;
}

.position-item:hover::before {
    width: 6px;
}

.position-title {
    font-size: 1.1rem;
    font-weight: 600;
    color: #2c3e50;
    margin-bottom: 5px;
}

.position-institution {
    color: #666;
    font-size: 1rem;
    margin-bottom: 8px;
    line-height: 1.4;
}

.position-type {
    display: inline-block;
    padding: 4px 12px;
    border-radius: 20px;
    font-size: 0.8rem;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.position-type.academic {
    background: #e8f5e8;
    color: #2e7d32;
    border: 1px solid #c8e6c9;
}

.position-type.industry {
    background: #fff3e0;
    color: #f57c00;
    border: 1px solid #ffcc02;
}

.social-links h4 {
    color: #2c3e50;
    margin-bottom: 20px;
}

.social-icons {
    display: flex;
    gap: 15px;
    flex-wrap: wrap;
}

.social-link {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 50px;
    height: 50px;
    background: #f8f9fa;
    color: #555;
    border-radius: 50%;
    text-decoration: none;
    transition: all 0.3s ease;
    font-size: 1.2rem;
}

.social-link:hover {
    background: #3498db;
    color: white;
    transform: translateY(-3px);
}

.contact-form h3 {
    color: #2c3e50;
    font-size: 1.8rem;
    margin-bottom: 30px;
}

.contact-form-element {
    background: white;
    padding: 40px;
    border-radius: 12px;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.08);
    border: 1px solid #f1f3f4;
}

.form-group {
    margin-bottom: 25px;
}

.form-group label {
    display: block;
    color: #2c3e50;
    font-weight: 500;
    margin-bottom: 8px;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 12px 16px;
    border: 2px solid #e1e5e9;
    border-radius: 8px;
    font-family: inherit;
    font-size: 1rem;
    transition: border-color 0.3s ease;
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: #3498db;
}

.form-group textarea {
    resize: vertical;
    min-height: 120px;
}

/* Footer */
.footer {
    background: #2c3e50;
    color: white;
    text-align: center;
    padding: 30px 0;
    margin-top: 80px;
}

/* Responsive Design */
@media (max-width: 768px) {
    .nav-menu {
        position: fixed;
        left: -100%;
        top: 70px;
        flex-direction: column;
        background-color: white;
        width: 100%;
        text-align: center;
        transition: 0.3s;
        box-shadow: 0 10px 27px rgba(0, 0, 0, 0.05);
        padding: 20px 0;
        height: calc(100vh - 70px);
        overflow-y: auto;
    }

    .nav-menu.active {
        left: 0;
    }

    .nav-toggle {
        display: flex;
    }

    .nav-toggle.active .bar:nth-child(2) {
        opacity: 0;
    }

    .nav-toggle.active .bar:nth-child(1) {
        transform: translateY(8px) rotate(45deg);
    }

    .nav-toggle.active .bar:nth-child(3) {
        transform: translateY(-8px) rotate(-45deg);
    }

    .nav-dropdown .dropdown-content {
        position: static;
        opacity: 1;
        visibility: visible;
        transform: none;
        box-shadow: none;
        border: none;
        background: #f8f9fa;
        margin: 10px 0;
    }

    .hero {
        grid-template-columns: 1fr;
        text-align: center;
        gap: 40px;
    }

    .hero-content h1 {
        font-size: 2.5rem;
    }

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

    .bio-content {
        grid-template-columns: 1fr;
        gap: 40px;
    }

    .contact-content {
        grid-template-columns: 1fr;
        gap: 40px;
    }

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

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

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

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

    .services-grid {
        grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    }

    .community-content {
        grid-template-columns: 1fr;
    }

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

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

    .summary-stats {
        grid-template-columns: 1fr;
        gap: 20px;
    }

    .grant-header {
        flex-direction: column;
        align-items: flex-start;
        gap: 15px;
    }

    .grant-header h5 {
        min-width: auto;
    }

    .research-tabs {
        flex-direction: column;
        align-items: center;
    }

    .tab-button {
        width: 200px;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 15px;
    }

    .hero-content h1 {
        font-size: 2rem;
    }

    .hero-subtitle {
        font-size: 1.2rem;
    }

    .section {
        padding: 60px 0;
    }

    .section-title {
        font-size: 1.8rem;
    }

    .profile-placeholder {
        width: 250px;
        height: 250px;
        font-size: 100px;
    }

    .social-icons {
        justify-content: center;
    }

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

    .btn {
        width: 200px;
        text-align: center;
    }
}

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

.section.active {
    animation: fadeInUp 0.6s ease;
}

/* Custom scrollbar */
::-webkit-scrollbar {
    width: 8px;
}

::-webkit-scrollbar-track {
    background: #f1f1f1;
}

::-webkit-scrollbar-thumb {
    background: #3498db;
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: #2980b9;
}

/* External link icon styling */
.news-link i.fa-external-link-alt {
    font-size: 0.8rem;
    opacity: 0.8;
    margin-left: 4px;
}

/* No content message styling */
.no-content-message {
    text-align: center;
    padding: 60px 20px;
    color: #666;
    grid-column: 1 / -1; /* Span full width when in grid */
}

.no-content-icon {
    font-size: 3rem;
    color: #bdc3c7;
    margin-bottom: 20px;
}

.no-content-message h3 {
    color: #2c3e50;
    margin: 0 0 15px 0;
    font-size: 1.5rem;
}

.no-content-message p {
    max-width: 500px;
    margin: 0 auto;
    line-height: 1.6;
    font-size: 1rem;
}

/* Course suggestion links */
.course-suggestions {
    margin-top: 20px;
    display: flex;
    flex-direction: column;
    gap: 10px;
    align-items: center;
}

.suggestion-link {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 8px 16px;
    background: #3498db;
    color: white;
    text-decoration: none;
    border-radius: 20px;
    font-size: 14px;
    transition: all 0.3s ease;
}

.suggestion-link:hover {
    background: #2980b9;
    transform: translateY(-1px);
    text-decoration: none;
    color: white;
}

.suggestion-link i {
    font-size: 12px;
} 

/* YouTube publication link styling */
.pub-link.youtube-link {
    background: #FF0000;
    color: white;
    position: relative;
}

.pub-link.youtube-link:hover {
    background: #CC0000;
    color: white;
}

.pub-link.youtube-link::before {
    content: "\f167";
    font-family: "Font Awesome 5 Brands";
    margin-right: 6px;
}