body {
    font-family: 'Roboto', 'Arial', sans-serif;
    margin: 0;
    padding: 0;
    background-color: #f8f9fa;
    color: #333;
    line-height: 1.6;
    transition: background-color 0.5s ease, color 0.5s ease;
}

header {
    position: fixed;
    top: 0;
    left: 0;
    padding: 20px;
}

nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    max-width: 900px;
    margin: 0 auto;
    height: 60px;
    padding: 0 24px;
    background: transparent;
    position: relative;
    box-sizing: border-box;
}

ul {
    font-family: 'Lato', sans-serif;
    font-size: 20px;
    list-style: none;
    padding: 0;
    display: flex;
    font-weight: bold;
}

li {
    margin-right: 20px;
}

a {
    text-decoration: none;
    color: #333;
    transition: color 0.3s ease;
    transition: all 0.3s ease;
}

.info-bar {
    display: flex;
    align-items: center;
    margin: 0;
    padding: 0;
    position: static;
    transform: none;
    right: auto;
    top: auto;
}

.info-bar li {
    margin-right: 1.5rem;
}

.top-right-list {
    font-family: 'Lato', sans-serif;
    font-size: 1rem;
    font-weight: 500;
    color: #495057;
    padding: 0.5rem 0;
    position: relative;
    transition: color 0.2s ease;
}

.top-right-list:hover {
    color: #007bff;
}

.top-right-list::after {
    content: '';
    position: absolute;
    width: 0;
    height: 2px;
    bottom: 0;
    left: 0;
    background-color: #007bff;
    transition: width 0.2s ease;
}

.top-right-list:hover::after {
    width: 100%;
}

.social-icons {
    position: absolute;
    display: flex;
    align-items: center;
    margin: 0;
    padding: 0;
    position: static;
    left: auto;
    top: auto;
    transform: none;
}

.social-icons a {
    color: #495057;
    font-size: 1.5rem;
    margin-right: 1rem;
    transition: all 0.2s ease;
    padding: 0.5rem;
    border-radius: 50%;
}

.social-icons a:hover {
    color: #007bff;
    background-color: rgba(0, 123, 255, 0.1);
    transform: translateY(-2px);
}

.main-content {
    margin-top: 90px; 
    margin-left: 250px;
    margin-right: 300px;
}

.intro-image {
    margin-right: 5px;
    padding-left: 0px;
}

.title-text-bottom {
    font-family: 'Lato', sans-serif;
    font-size: 35px;
    font-weight: bold;
}

.title-text-bottom-under{
    font-size: 18px;
    font-weight: bold;
}

.buttons-container {
    margin-top: 20px;
}

.button-container {
    margin-top: 10px;
}

button {
    border: none;
    border-radius: 20px;
    background-color: #205a48;
    color: white;
    cursor: pointer;
    transition: background-color 0.3s ease;
    width: 160px; /* Adjust as needed */
    height: 35px; /* Adjust as needed */
    text-align: center;
    font-size: 19px; /* Adjust as needed */
    font-family: 'Arial', sans-serif; /* Set font to Lato */
}

button:hover {
    background-color: #6d9f81;
}

.counter-number {
    margin-top: 20px; /* Adjust the value as needed */
}

section {
    padding: 20px;
    margin-top: 0px;
}

.aboutme-content {
    text-align: center;
    margin-top: 0px;
}

.talk {
    margin-bottom: 30px; /* Adjust as needed */
}

.talks-bottom {
    margin-top: -15px; /* Adjust as needed */
}

.articles {
    margin-bottom: 2rem;
}

.article {
    display: flex;
    align-items: flex-start;
    background: white;
    border-radius: 12px;
    padding: 1.5rem;
    margin-bottom: 2rem;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
    transition: transform 0.2s ease, box-shadow 0.2s ease;
    border: 1px solid #e9ecef;
}

.article:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.15);
}

.image-container {
    margin-right: 1.5rem;
    flex-shrink: 0;
}

.article-image {
    width: 180px;
    height: 120px;
    object-fit: cover;
    border-radius: 8px;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

.text-container {
    flex-grow: 1;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
}

.text-container h3 {
    font-family: 'Lato', sans-serif;
    font-size: 1.3rem;
    font-weight: 600;
    line-height: 1.4;
    margin: 0 0 0.75rem 0;
    border: none;
    padding: 0;
}

.text-container h3 a {
    color: #2c3e50;
    text-decoration: none;
    transition: color 0.2s ease;
}

.text-container h3 a:hover {
    color: #007bff;
    text-decoration: underline;
}

.articles-bottom {
    font-family: 'Roboto', sans-serif;
    font-size: 0.9rem;
    color: #6c757d;
    font-weight: 500;
    margin: 0;
    padding: 0;
}

/* For the Articles section */
#Articles {
    margin-left: 210px;
    margin-right: 210px;
    padding: 40px 0;
}

#Articles h2 {
    font-family: 'Lato', sans-serif;
    font-size: 2.5rem;
    font-weight: 700;
    color: #2c3e50;
    margin-bottom: 1.5rem;
    text-align: center;
    letter-spacing: -0.5px;
}

#Articles h3 {
    font-family: 'Lato', sans-serif;
    font-size: 1.8rem;
    font-weight: 600;
    color: #34495e;
    margin: 2rem 0 1.5rem 0;
    padding-bottom: 0.5rem;
    border-bottom: 2px solid #e9ecef;
}

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

.project-info {
    padding: 20px;
}

.project-info h3 {
    margin-top: 0;
}

.project-info p {
    margin-bottom: 15px;
}

.project-info a {
    color: #007bff;
    text-decoration: none;
}

.project-info a:hover {
    text-decoration: underline;
}

.project-image {
    flex: 1;
}

.project-image img {
    height: auto;
}

.project-category {
    margin-top: 20px;
}

.patents {
    margin-bottom: -40px; /* Adjust as needed */
}

.publications {
    margin-bottom: -40px; /* Adjust as needed */
}

/* CSS Media Query for screens smaller than 768 pixels */
@media only screen and (max-width: 768px) {
    nav {
        position: static; /* Adjust the position of nav bar */
        margin-right: 20px; /* Reduced margin */
    }

    .social-icons {
        position: static; /* Adjust the position to avoid overlap */
        margin-top: 10px; /* Add space between nav and icons */
        text-align: center; /* Center the icons */
    }

    .main-content {
        margin-top: 20px; /* Increase the top margin to accommodate nav and icons */
        margin-left: 20px;
        margin-right: 20px;
    }

    #Articles {
        margin-left: 20px;
        margin-right: 20px;
        padding: 20px 0;
    }
    
    #Articles h2 {
        font-size: 2rem;
        margin-bottom: 1rem;
    }
    
    #Articles h3 {
        font-size: 1.5rem;
        margin: 1.5rem 0 1rem 0;
    }
    
    .article {
        flex-direction: column;
        padding: 1rem;
        margin-bottom: 1.5rem;
    }
    
    .image-container {
        margin-right: 0;
        margin-bottom: 1rem;
        text-align: center;
    }
    
    .article-image {
        width: 100%;
        max-width: 300px;
        height: auto;
    }
    
    .text-container h3 {
        font-size: 1.1rem;
        text-align: center;
    }
    
    .articles-bottom {
        text-align: center;
    }
}

/* Enhanced typography and spacing for all pages */
#Articles, #publications, #patents, #talks, #projects {
    margin-left: 210px;
    margin-right: 210px;
    padding: 40px 0;
}

#Articles h1, #publications h1, #patents h1, #talks h1, #projects h1 {
    font-family: 'Lato', sans-serif;
    font-size: 2.5rem;
    font-weight: 700;
    color: #2c3e50;
    margin-bottom: 1.5rem;
    text-align: center;
    letter-spacing: -0.5px;
}

#Articles h2, #publications h2, #patents h2, #talks h2, #projects h2 {
    font-family: 'Lato', sans-serif;
    font-size: 1.8rem;
    font-weight: 600;
    color: #34495e;
    margin: 2rem 0 1.5rem 0;
    padding-bottom: 0.5rem;
    border-bottom: 2px solid #e9ecef;
}

#Articles h3, #publications h3, #patents h3, #talks h3, #projects h3 {
    font-family: 'Lato', sans-serif;
    font-size: 1.4rem;
    font-weight: 600;
    color: #34495e;
    margin: 1.5rem 0 1rem 0;
}

/* Home page specific styles */
.hero-section {
    text-align: center;
    padding: 0.1rem 0;
}

.profile-image {
    border-radius: 50%;
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.1);
    border: 4px solid white;
    transition: transform 0.3s ease;
}

.profile-image:hover {
    transform: scale(1.05);
}

.about-section {
    margin-top: 1rem;
    padding: 1rem 0;
}

.about-content {
    max-width: 800px;
    margin: 0 auto;
    padding: 0 2rem;
}

.about-content h2 {
    font-family: 'Lato', sans-serif;
    font-size: 2rem;
    font-weight: 600;
    color: #2c3e50;
    margin-bottom: 1.5rem;
    text-align: center;
}

.about-text {
    font-size: 1.1rem;
    line-height: 1.8;
    color: #495057;
}

.about-text p {
    margin-bottom: 1.5rem;
}

.about-text strong {
    color: #2c3e50;
    font-weight: 600;
}

.external-link {
    color: #007bff;
    text-decoration: none;
    transition: color 0.2s ease;
}

.external-link:hover {
    color: #0056b3;
    text-decoration: underline;
}

.dtc-logo {
    width: 20px;
    height: 20px;
    vertical-align: middle;
    margin-right: 0.5rem;
}

.cta-button {
    background: linear-gradient(135deg, #007bff, #0056b3);
    border: none;
    border-radius: 25px;
    color: white;
    cursor: pointer;
    transition: all 0.3s ease;
    width: 200px;
    height: 45px;
    text-align: center;
    font-size: 1.1rem;
    font-family: 'Lato', sans-serif;
    font-weight: 500;
    box-shadow: 0 4px 12px rgba(0, 123, 255, 0.3);
}

.cta-button:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(0, 123, 255, 0.4);
    background: linear-gradient(135deg, #0056b3, #004085);
}

/* Projects page specific styles */
.projects-section {
    margin-left: 210px;
    margin-right: 210px;
    padding: 40px 0;
}

.project-category {
    margin-bottom: 3rem;
}

.project-category h2 {
    font-family: 'Lato', sans-serif;
    font-size: 1.8rem;
    font-weight: 600;
    color: #34495e;
    margin: 2rem 0 1.5rem 0;
    padding-bottom: 0.5rem;
    border-bottom: 2px solid #e9ecef;
}

.project-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
    gap: 2rem;
    margin-top: 1.5rem;
}

.project-item {
    background: white;
    border-radius: 12px;
    padding: 1.5rem;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
    transition: transform 0.2s ease, box-shadow 0.2s ease;
    border: 1px solid #e9ecef;
    display: flex;
    flex-direction: column;
}

.project-item:hover {
    transform: translateY(-4px);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.15);
}

.project-info {
    flex: 1;
    margin-bottom: 1rem;
}

.project-info h3 {
    font-family: 'Lato', sans-serif;
    font-size: 1.3rem;
    font-weight: 600;
    color: #2c3e50;
    margin: 0 0 1rem 0;
    line-height: 1.4;
}

.project-info p {
    color: #6c757d;
    line-height: 1.6;
    margin-bottom: 1.5rem;
}

.project-link {
    display: inline-flex;
    align-items: center;
    color: #007bff;
    text-decoration: none;
    font-weight: 500;
    transition: all 0.2s ease;
    padding: 0.5rem 1rem;
    border-radius: 6px;
    background-color: rgba(0, 123, 255, 0.1);
}

.project-link:hover {
    color: #0056b3;
    background-color: rgba(0, 123, 255, 0.15);
    transform: translateX(4px);
}

.project-link.disabled {
    color: #6c757d;
    background-color: #f8f9fa;
    cursor: not-allowed;
}

.project-link.disabled:hover {
    transform: none;
    background-color: #f8f9fa;
}

.project-link i {
    margin-left: 0.5rem;
    font-size: 0.9rem;
}

.project-img {
    width: 100%;
    height: 200px;
    object-fit: cover;
    border-radius: 8px;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

/* Publications and Talks specific styles */
.publications-section, .patents-section, .talks-section {
    margin-left: 210px;
    margin-right: 210px;
    padding: 40px 0;
}

.talks {
    margin-top: 1.5rem;
}

.talk {
    background: white;
    border-radius: 12px;
    padding: 1.5rem;
    margin-bottom: 1.5rem;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
    transition: transform 0.2s ease, box-shadow 0.2s ease;
    border: 1px solid #e9ecef;
}

.talk:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.15);
}

.talk h3 {
    font-family: 'Lato', sans-serif;
    font-size: 1.2rem;
    font-weight: 600;
    color: #2c3e50;
    margin: 0 0 0.5rem 0;
}

.talk h3 a {
    color: #2c3e50;
    text-decoration: none;
    transition: color 0.2s ease;
}

.talk h3 a:hover {
    color: #007bff;
    text-decoration: underline;
}

.talks-bottom {
    font-family: 'Roboto', sans-serif;
    font-size: 0.9rem;
    color: #6c757d;
    font-weight: 500;
    margin: 0;
}

/* Enhanced footer */
footer {
    text-align: center;
    padding: 2rem 0;
    margin-top: 3rem;
    background-color: #f8f9fa;
    border-top: 1px solid #e9ecef;
    color: #6c757d;
    font-family: 'Roboto', sans-serif;
}

/* Responsive improvements for all pages */
@media only screen and (max-width: 768px) {
    #Articles, #publications, #patents, #talks, #projects, .projects-section, .publications-section, .patents-section, .talks-section {
        margin-left: 20px;
        margin-right: 20px;
        padding: 20px 0;
    }
    
    #Articles h1, #publications h1, #patents h1, #talks h1, #projects h1, .about-content h2 {
        font-size: 2rem;
        margin-bottom: 1rem;
    }
    
    #Articles h2, #publications h2, #patents h2, #talks h2, #projects h2, .project-category h2 {
        font-size: 1.5rem;
        margin: 1.5rem 0 1rem 0;
    }
    
    .project-grid {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }
    
    .project-item {
        padding: 1rem;
        margin-bottom: 1.5rem;
    }
    
    .project-info h3 {
        font-size: 1.1rem;
        text-align: center;
    }
    
    .project-img {
        height: 150px;
    }
    
    .talk {
        padding: 1rem;
        margin-bottom: 1rem;
    }
    
    .talk h3 {
        font-size: 1.1rem;
        text-align: center;
    }
    
    .about-content {
        padding: 0 1rem;
    }
    
    .about-text {
        font-size: 1rem;
    }
    
    .cta-button {
        width: 180px;
        height: 40px;
        font-size: 1rem;
    }
}