body {
    font-family: Arial, sans-serif;
    margin: 0;
    padding: 0;
    background-color: #f0f2f5;
}

.container {
    width: 100%;
    height: 100vh;
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

.chat-container {
    background-color: white;
    border-radius: 10px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
    overflow: hidden;
    height: 100vh;
    display: flex;
    flex-direction: column;
}

.chat-header {
    background-color: #075e54;
    color: white;
    padding: 15px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.chat-header h2 {
    margin: 0;
}

.configure-btn {
    background: none;
    border: none;
    color: white;
    cursor: pointer;
    font-size: 1.2em;
}

.chat-messages {
    height: calc(100vh - 160px);
    overflow-y: auto;
    padding: 20px;
    box-sizing: border-box;
}

.message {
    margin-bottom: 10px;
    padding: 10px;
    border-radius: 10px;
    max-width: 70%;
}

.user-message {
    background-color: #dcf8c6;
    margin-left: auto;
}

.bot-message {
    background-color: #e8e8e8;
}

.chat-input-container {
    padding: 15px;
    border-top: 1px solid #eee;
    display: flex;
    gap: 10px;
}

#messageInput {
    flex: 1;
    padding: 10px;
    border: 1px solid #ddd;
    border-radius: 20px;
    outline: none;
}

#sendButton {
    padding: 10px 20px;
    background-color: #075e54;
    color: white;
    border: none;
    border-radius: 20px;
    cursor: pointer;
}

.modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0,0,0,0.5);
}

.modal-content {
    background-color: white;
    padding: 20px;
    border-radius: 10px;
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 80%;
    max-width: 500px;
}

#webhookUrl {
    width: 100%;
    padding: 10px;
    margin: 10px 0;
    border: 1px solid #ddd;
    border-radius: 5px;
}

.modal-buttons {
    display: flex;
    justify-content: flex-end;
    gap: 10px;
    margin-top: 20px;
}

.modal-buttons button {
    padding: 8px 16px;
    border: none;
    border-radius: 5px;
    cursor: pointer;
}

#saveConfig {
    background-color: #075e54;
    color: white;
}

#cancelConfig {
    background-color: #ddd;
}

/* Spinner styles */
.spinner {
    width: 20px;
    height: 20px;
    margin-left: 10px;
    border: 2px solid #f3f3f3;
    border-top: 2px solid #075e54;
    border-radius: 50%;
    animation: spin 1s linear infinite;
    display: inline-block;
    vertical-align: middle;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}