:root {
    --primary-color: #4F46E5;
    --secondary-color: #10B981;
    --accent-color: #F59E0B;
    --neutral-background: #F3F4F6;
    --text-color: #111827;
}

body {
    font-family: 'Inter', sans-serif;
    background-color: var(--neutral-background);
    color: var(--text-color);
}

h1, h2, h3, h4, h5, h6 {
    font-family: 'Poppins', sans-serif;
}

.hero {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: white;
    padding: 100px 0;
    text-align: center;
}

.chat-widget {
    max-width: 800px;
    margin: 50px auto;
    border: 1px solid #ddd;
    border-radius: 10px;
    overflow: hidden;
    background-color: white;
}

.chat-history {
    height: 400px;
    overflow-y: auto;
    padding: 20px;
}

.chat-message {
    margin-bottom: 20px;
}

.user-message {
    text-align: right;
}

.bot-message {
    text-align: left;
}

.message-bubble {
    display: inline-block;
    padding: 10px 15px;
    border-radius: 20px;
    max-width: 70%;
}

.user-message .message-bubble {
    background-color: var(--primary-color);
    color: white;
}

.bot-message .message-bubble {
    background-color: #E5E7EB;
    color: var(--text-color);
}

.chat-input {
    border-top: 1px solid #ddd;
    padding: 20px;
}