.research-section {
    position: relative;
    background: url('https://static.vecteezy.com/system/resources/thumbnails/049/855/296/small_2x/nature-background-high-resolution-wallpaper-for-a-serene-and-stunning-view-photo.jpg') center center/cover no-repeat;
    padding: 100px 20px;
    color: var(--color-light);
    text-align: center;
    min-height: 500px;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    margin: 30px 0;
}

/* Gradient overlay */
.research-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(to bottom right, var(--primary-dark), var(--color-secondary));
    opacity: 0.85;
    transition: opacity 1s ease;
    z-index: 1;
}

/* Content above the image & gradient */
.research-content {
    position: relative;
    z-index: 2;
    max-width: 800px;
    animation: fadeInUp 1s ease forwards;
    opacity: 0;
    transform: translateY(30px);
}

.research-title {
    font-size: 36px;
    font-weight: bold;
    margin-bottom: 20px;
    color: var(--color-accent);
}

.research-description {
    font-size: 18px;
    margin-bottom: 30px;
    color: var(--color-light);
}

.research-btn {
    text-decoration: none;
    padding: var(--btn-padding);
    font-size: var(--btn-font-size);
    border-radius: var(--border-radius);
    transition: var(--btn-transition);
    display: inline-block;
}

/* Fade-in animation */
@keyframes fadeInUp {
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Responsive */
@media (max-width: 768px) {
    .research-title {
        font-size: 28px;
    }

    .research-description {
        font-size: 16px;
    }
}