body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    background-color: #f8f9fa;
}

.chat-widget-button {
    position: fixed;
    bottom: 20px;
    right: 20px;
    width: 60px;
    height: 60px;
    border-radius: 50%;
    background-color: #007bff;
    color: white;
    display: flex;
    justify-content: center;
    align-items: center;
    cursor: pointer;
    box-shadow: 0 4px 8px rgba(0,0,0,0.2);
    transition: all 0.3s;
}

.chat-widget-button:hover {
    transform: scale(1.1);
    box-shadow: 0 6px 12px rgba(0,0,0,0.3);
}

.chat-widget {
    display: none;
    position: fixed;
    bottom: 100px;
    right: 20px;
    width: 350px;
    max-width: 90%;
    height: 500px;
    background-color: #ffffff;
    border-radius: 0.5rem;
    box-shadow: 0 4px 16px rgba(0,0,0,0.2);
    flex-direction: column;
}

.chat-header {
    background: linear-gradient(to right, #007bff, #0056b3);
    color: white;
    padding: 1rem;
    border-top-left-radius: 0.5rem;
    border-top-right-radius: 0.5rem;
    text-align: center;
}

.chat-body {
    flex-grow: 1;
    padding: 1rem;
    overflow-y: auto;
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.chat-message {
    padding: 0.5rem 1rem;
    border-radius: 0.5rem;
    max-width: 80%;
    line-height: 1.5;
}

.user-message {
    background-color: #007bff;
    color: white;
    align-self: flex-end;
}

.bot-message {
    background-color: #e9ecef;
    color: #333;
    align-self: flex-start;
}

.chat-footer {
    padding: 1rem;
    border-top: 1px solid #dee2e6;
}

.chat-footer .form-control {
    border-radius: 0.5rem;
}