.split-container {
    display: flex;
    height: 100vh;
    overflow: hidden;
}

.content-section {
    flex: 1;
    overflow-y: auto;
    padding: 2rem;
    background: #FFFFFF;
    width: 50%;
    box-sizing: border-box;
    scroll-behavior: smooth;
    -webkit-overflow-scrolling: touch;
}

.graph-section {
    flex: 1;
    position: relative;
    height: 100vh;
    background: #0033FF;
    overflow: hidden;
}

.graph-section .graph-container {
    position: fixed;
    right: 0;
    top: 0;
    width: 50%;
    height: 100vh;
}

.graph-section svg {
    width: 100%;
    height: 100%;
}

.scroll-section {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    justify-content: center;
    padding: 4rem 2rem;
    position: relative;
    opacity: 0.3;
}

.scroll-section.active {
    opacity: 1;
}

.scroll-section h2 {
    font-family: 'Replica LL', sans-serif;
    font-size: 2.5rem;
    color: #0033FF;
    margin-bottom: 1.5rem;
}

.scroll-section p {
    font-family: 'Replica LL', sans-serif;
    font-size: 1.2rem;
    line-height: 1.6;
    color: #333;
    margin-bottom: 2rem;
}

.scroll-section img {
    max-width: 100%;
    border-radius: 8px;
    margin: 2rem 0;
}

.project-nav {
    position: fixed;
    top: 2rem;
    left: 2rem;
    z-index: 100;
}

.project-nav .nav-link {
    color: #0033FF;
    text-decoration: none;
    font-family: 'Replica LL', sans-serif;
    font-size: 1rem;
    transition: opacity 0.2s ease;
}

.project-nav .nav-link:hover {
    opacity: 0.8;
}

/* Smooth transitions for graph highlights */
.node circle {
    transition: fill 0.3s ease, opacity 0.3s ease;
}

.links line {
    transition: stroke 0.3s ease, opacity 0.3s ease;
}

.node.dimmed {
    opacity: 0.2;
    transition: opacity 0.3s ease;
}

.node.highlighted {
    opacity: 1;
    transition: opacity 0.3s ease;
}