/* General Styles */
body {
    font-family: 'Arial', sans-serif;
    margin: 0;
    padding: 0;
    color: #333;
}

/* Publications Hero Section */
#publications-hero {
    position: relative;
    width: 100%;
    height: 60vh;
    overflow: hidden;
}

.hero-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.6);
}

.hero-content {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    text-align: center;
    color: #FFD700; /* Yellow from the logo */
}

.hero-content h1 {
    font-size: 3.5rem;
    margin-bottom: 10px;
    text-transform: uppercase;
    letter-spacing: 2px;
}

.hero-content p {
    font-size: 1.5rem;
    margin-bottom: 0;
}

/* Publications Overview Section */
#publications-overview {
    background-color: #fff;
    padding: 60px 20px;
    color: #003366; /* Dark blue from the logo */
}

.intro-text h2 {
    font-size: 2.5rem;
    color: #28a745; /* Green from the logo */
    margin-bottom: 20px;
    text-transform: uppercase;
    text-align: center;
}

.intro-text p {
    font-size: 1.2rem;
    line-height: 1.8;
    text-align: center;
    max-width: 800px;
    margin: 0 auto;
}

/* Publications Grid Section */
#publications-grid {
    background-color: #f9f9f9;
    padding: 60px 20px;
    color: #003366;
}

.section-title {
    font-size: 2.5rem;
    color: #dc3545; /* Red from the logo */
    margin-bottom: 40px;
    text-transform: uppercase;
    text-align: center;
}

.publications-grid {
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    gap: 30px;
}

.publication-item {
    background-color: #fff;
    flex: 1 1 calc(48% - 30px);
    padding: 30px;
    border-radius: 10px;
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.15);
    text-align: left;
    transition: transform 0.3s ease, background-color 0.3s ease;
}

.publication-item:hover {
    transform: translateY(-10px);
    background-color: #28a745; /* Green from the logo */
    color: #fff;
}

.publication-content h3 {
    font-size: 1.8rem;
    margin-bottom: 15px;
}

.publication-content p {
    font-size: 1.1rem;
    line-height: 1.8;
}

.read-more-link {
    background-color: #dc3545; /* Red from the logo */
    color: #fff;
    padding: 10px 20px;
    border-radius: 5px;
    text-transform: uppercase;
    font-weight: bold;
    display: inline-block;
    transition: background-color 0.3s ease;
}

.read-more-link:hover {
    background-color: #003366; /* Dark blue from the logo */
}

/* Call to Action Section */
#call-to-action {
    background-color: #28a745; /* Green from the logo */
    padding: 60px 20px;
    color: #fff;
    text-align: center;
}

.cta-content h2 {
    font-size: 2.5rem;
    margin-bottom: 20px;
    text-transform: uppercase;
}

.cta-content p {
    font-size: 1.2rem;
    line-height: 1.8;
    margin-bottom: 30px;
}

.cta-btn {
    background-color: #FFD700; /* Yellow from the logo */
    color: #003366;
}

.cta-btn:hover {
    background-color: #dc3545; /* Red from the logo */
    color: #fff;
}

/* Responsive Design */
@media screen and (max-width: 768px) {
    #publications-hero {
        height: 50vh;
    }

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

    .hero-content p {
        font-size: 1.2rem;
    }

    .publications-grid {
        flex-direction: column;
    }

    .publication-item {
        flex: 1 1 100%;
        margin-bottom: 20px;
    }

    .intro-text p {
        text-align: justify;
    }
}