:root {
    --primary-color: #4a6fa5;
    --secondary-color: #166088;
    --background-color: #f8f9fa;
    --text-color: #333;
    --border-color: #ddd;
    --success-color: #28a745;
    --error-color: #dc3545;
}

* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
}

body {
    background-color: var(--background-color);
    color: var(--text-color);
    line-height: 1.6;
    padding: 20px;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 20px;
}

header {
    text-align: center;
    margin-bottom: 30px;
}

header h1 {
    color: var(--secondary-color);
    margin-bottom: 10px;
}

.input-area {
    display: flex;
    flex-direction: column;
    gap: 15px;
    margin-bottom: 30px;
}

#queryInput {
    width: 100%;
    height: 120px;
    padding: 15px;
    border: 1px solid var(--border-color);
    border-radius: 5px;
    resize: vertical;
    font-size: 16px;
}

button {
    padding: 10px 20px;
    border: none;
    border-radius: 5px;
    cursor: pointer;
    font-size: 16px;
    transition: all 0.3s ease;
}

#submitBtn {
    background-color: var(--primary-color);
    color: white;
}

#submitBtn:hover {
    background-color: var(--secondary-color);
}

#clearBtn {
    background-color: #f0f0f0;
    color: var(--text-color);
}

#clearBtn:hover {
    background-color: #e0e0e0;
}

.response-container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 20px;
    margin-top: 20px;
}

.ai-response {
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: 15px;
    background-color: white;
    box-shadow: 0 2px 5px rgba(0,0,0,0.1);
}

.ai-header {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 15px;
    padding-bottom: 10px;
    border-bottom: 1px solid var(--border-color);
}

.ai-header img {
    border-radius: 50%;
}

.ai-header h3 {
    color: var(--secondary-color);
}

.ai-content {
    min-height: 200px;
    white-space: pre-wrap;
}

.loading {
    color: #666;
    font-style: italic;
}

.error {
    color: var(--error-color);
}

@media (max-width: 768px) {
    .response-container {
        grid-template-columns: 1fr;
    }
}