body {
    background-color: #9c7bff; /* Purple background matching landing page */
}

.analyzer-container {
    display: grid;
    grid-template-columns: 1fr auto;
    gap: 2rem;
    height: 95vh;
    padding: 2rem;
    box-sizing: border-box; 
}

.chat-section {
    display: flex;
    flex-direction: column;
    height: calc(100vh - 4rem);
    border: 3px solid #000000;
    box-shadow: 4px 4px 0 #000000; 
    background-color: #ffffff; 
}

.chat-messages {
    flex: 1;
    overflow-y: auto;
    padding: 1rem;
    margin-bottom: 1rem; 
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.message {
    padding: 1rem;
    border: 2px solid #000000; /* Black border */
    box-shadow: 2px 2px 0 #000000; /* First style shadow */
    max-width: 80%;
}

.bot-message {
    background-color: #ff4d4d; /* First style red for bot messages */
    color: #ffffff; /* White text for readability */
    align-self: flex-start;
}

.user-message {
    background-color: #9c7bff; /* First style purple for user messages */
    color: #ffffff; /* White text for contrast */
    align-self: flex-end;
}

.input-container {
    position: sticky; /* Second style sticky positioning */
    bottom: 0;
    background-color: #f5f5ff; /* First style light lavender background */
    padding: 1rem;
    display: flex;
    gap: 1rem;
    border-top: 3px solid #000000; /* First style black border */
    box-shadow: 0 -4px 12px rgba(0, 0, 0, 0.1); /* Second style shadow */
    z-index: 10; /* Second style z-index */
}

textarea {
    flex-grow: 1;
    padding: 0.5rem;
    border: 2px solid #000000; /* Black border */
    background-color: #f5f5ff; /* Light lavender for input field */
    color: #000000; /* Black text */
    resize: none;
    height: 60px;
    font-size: 1rem;
}

.send-btn {
    padding: 0.5rem 1.5rem;
    background-color: #ff4d4d; /* Red button matching landing page */
    color: #ffffff; /* White text */
    border: 2px solid #000000; /* Black border */
    box-shadow: 2px 2px 0 #000000; /* Shadow */
    cursor: pointer;
    font-weight: 600;
    transition: transform 0.2s, box-shadow 0.2s;
}

.send-btn:hover {
    transform: translate(-1px, -1px);
    box-shadow: 3px 3px 0 #000000; /* Slightly darker shadow on hover */
    background-color: #e53e3e; /* Slightly darker red on hover */
}

.visualization-section {
    padding: 1rem; /* Second style */
    overflow-y: auto; /* Second style */
    display: none; /* Hidden by default */
    width: 0; /* Second style */
    opacity: 0; /* Second style */
    transition: all 0.3s ease-in-out; /* Smooth transition */
}

.visualization-section.active {
    display: flex; /* Show when active */
    width: 50vw; /* Second style width */
    opacity: 1; /* Fade in */
}

.viz-container {
    width: 100%;
    height: 100%;
    display: flex;
    flex-direction: column;
    gap: 1rem;
    background-color: #ffffff; /* First style white background */
    border: 2px solid #000000; /* First style black border */
}

/* Responsive Design */
@media (max-width: 768px) {
    .analyzer-container {
        grid-template-columns: 1fr; /* Single column on small screens */
    }

    .hero-title {
        font-size: 2.5rem; 
    }
}