.greeting-section {
    text-align: center;
    padding: 1rem;
    background: rgba(255, 255, 255, 0.95);
    margin: 1rem auto;
    max-width: 800px;
    border-radius: 8px;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
    position: relative;
    z-index: 100;
}

.greeting {
    font-size: 1.5rem;
    color: #333;
    margin-bottom: 0.5rem;
    opacity: 1;
    transition: opacity 0.5s ease-in-out;
}

.greeting.fade-out {
    opacity: 0;
}

.datetime-display {
    display: flex;
    justify-content: center;
    gap: 1rem;
    font-size: 1.2rem;
    color: #666;
}

#current-date {
    font-weight: 500;
}

#current-time {
    font-weight: bold;
    color: #007bff;
}

/* Animation classes */
.fade-in {
    animation: fadeIn 0.5s ease-in;
}

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

/* Add slide-in animation for content loading */
.slide-in {
    animation: slideIn 0.5s ease-out;
}

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