/* Main Content */
.main-content {
    padding-top: 80px;
}

/* Page Sections */
.page-section {
    display: none;
    min-height: 100vh;
    animation: fadeIn 0.6s ease;
}

.page-section.active {
    display: block;
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(20px); }
    to { opacity: 1; transform: translateY(0); }
}