.claude-chat-container {
    border: 1px solid #ddd;
    border-radius: 8px;
    background: #fff;
    display: flex;
    flex-direction: column;
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
    overflow: hidden;
}

.claude-chat-messages {
    flex: 1;
    padding: 20px;
    overflow-y: auto;
    background: #f9f9f9;
    scrollbar-width: thin;
    scrollbar-color: #ccc transparent;
}

.claude-chat-messages::-webkit-scrollbar {
    width: 6px;
}

.claude-chat-messages::-webkit-scrollbar-track {
    background: transparent;
}

.claude-chat-messages::-webkit-scrollbar-thumb {
    background-color: #ccc;
    border-radius: 3px;
}

.claude-message {
    margin-bottom: 15px;
    display: flex;
    flex-direction: column;
    animation: fadeIn 0.3s ease-in;
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(10px); }
    to { opacity: 1; transform: translateY(0); }
}

.claude-message.user {
    align-items: flex-end;
}

.claude-message.assistant {
    align-items: flex-start;
}

.claude-message-content {
    max-width: 80%;
    padding: 12px 16px;
    border-radius: 18px;
    word-wrap: break-word;
    line-height: 1.4;
}

.claude-message.user .claude-message-content {
    background: #007cba;
    color: white;
    border-bottom-right-radius: 4px;
}

.claude-message.assistant .claude-message-content {
    background: white;
    color: #333;
    border: 1px solid #e1e1e1;
    border-bottom-left-radius: 4px;
}

.claude-message-time {
    font-size: 11px;
    color: #666;
    margin-top: 4px;
    padding: 0 8px;
}

.claude-chat-input-container {
    padding: 15px;
    border-top: 1px solid #e1e1e1;
    background: white;
    display: flex;
    gap: 10px;
    align-items: center;
}

#claude-chat-input {
    flex: 1;
    padding: 12px 16px;
    border: 1px solid #ddd;
    border-radius: 22px;
    outline: none;
    font-size: 14px;
    transition: border-color 0.2s ease;
}

#claude-chat-input:focus {
    border-color: #007cba;
    box-shadow: 0 0 0 2px rgba(0, 124, 186, 0.1);
}

#claude-chat-send {
    background: #007cba;
    color: white;
    border: none;
    border-radius: 20px;
    padding: 10px 20px;
    cursor: pointer;
    font-size: 14px;
    font-weight: 500;
    transition: background-color 0.2s ease;
    min-width: 60px;
}

#claude-chat-send:hover {
    background: #005a87;
}

#claude-chat-send:disabled {
    background: #ccc;
    cursor: not-allowed;
}

.claude-typing-indicator {
    display: flex;
    align-items: center;
    padding: 12px 16px;
    background: white;
    border: 1px solid #e1e1e1;
    border-radius: 18px;
    border-bottom-left-radius: 4px;
    max-width: 80px;
}

.claude-typing-dots {
    display: flex;
    gap: 4px;
}

.claude-typing-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: #666;
    animation: claudeTyping 1.4s infinite ease-in-out both;
}

.claude-typing-dot:nth-child(1) { animation-delay: -0.32s; }
.claude-typing-dot:nth-child(2) { animation-delay: -0.16s; }

@keyframes claudeTyping {
    0%, 80%, 100% {
        transform: scale(0);
    }
    40% {
        transform: scale(1);
    }
}

.claude-error-message {
    color: #d63384;
    font-size: 13px;
    padding: 8px 16px;
    background: #f8d7da;
    border: 1px solid #f5c6cb;
    border-radius: 4px;
    margin: 10px 0;
}

.claude-welcome-message {
    text-align: center;
    color: #666;
    font-style: italic;
    padding: 20px;
    border-bottom: 1px solid #e1e1e1;
    background: white;
}

/* Responsive design */
@media (max-width: 600px) {
    .claude-chat-container {
        border-radius: 0;
        border-left: none;
        border-right: none;
    }
    
    .claude-message-content {
        max-width: 90%;
        font-size: 14px;
    }
    
    .claude-chat-input-container {
        padding: 12px;
    }
    
    #claude-chat-input {
        font-size: 16px; /* Prevents zoom on iOS */
    }
}