/* Neuro Chat Widget Styles */

#neuro-chat-widget {
    position: fixed;
    bottom: 20px;
    right: 20px;
    z-index: 9999;
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
}

/* Floating chat button - HIDDEN (using nav "Contato" link instead) */
#chat-button {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    border-radius: 50%;
    display: none !important; /* Hide floating button */
    align-items: center;
    justify-content: center;
    font-size: 28px;
    cursor: pointer;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
    transition: all 0.3s ease;
}

#chat-button:hover {
    transform: scale(1.1);
    box-shadow: 0 6px 16px rgba(0, 0, 0, 0.2);
}

/* Chat container */
#chat-container {
    position: absolute;
    bottom: 80px;
    right: 0;
    width: 350px;
    height: 500px;
    background: white;
    border-radius: 12px;
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.15);
    display: flex;
    flex-direction: column;
    overflow: hidden;
}

/* Chat header */
#chat-header {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    padding: 16px;
    font-weight: 600;
    font-size: 16px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

#chat-close {
    cursor: pointer;
    font-size: 24px;
    line-height: 1;
    padding: 0 8px;
}

#chat-close:hover {
    opacity: 0.8;
}

/* Messages area */
#chat-messages {
    flex: 1;
    padding: 16px;
    overflow-y: auto;
    background: #f5f5f5;
}

.chat-message {
    margin-bottom: 12px;
    display: flex;
    flex-direction: column;
}

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

.chat-message.bot {
    align-items: flex-start;
}

.message-bubble {
    max-width: 75%;
    padding: 10px 14px;
    border-radius: 18px;
    word-wrap: break-word;
    line-height: 1.4;
}

.chat-message.user .message-bubble {
    background: #667eea;
    color: white;
    border-bottom-right-radius: 4px;
}

.chat-message.bot .message-bubble {
    background: white;
    color: #333;
    border-bottom-left-radius: 4px;
    box-shadow: 0 1px 2px rgba(0, 0, 0, 0.1);
}

.message-time {
    font-size: 11px;
    color: #999;
    margin-top: 4px;
    padding: 0 8px;
}

/* Typing indicator */
.typing-indicator {
    display: flex;
    align-items: center;
    padding: 10px 14px;
    background: white;
    border-radius: 18px;
    width: fit-content;
}

.typing-indicator span {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: #999;
    margin: 0 2px;
    animation: typing 1.4s infinite;
}

.typing-indicator span:nth-child(2) {
    animation-delay: 0.2s;
}

.typing-indicator span:nth-child(3) {
    animation-delay: 0.4s;
}

@keyframes typing {
    0%, 60%, 100% {
        opacity: 0.3;
    }
    30% {
        opacity: 1;
    }
}

/* Input area */
#chat-input {
    display: flex;
    padding: 12px;
    background: white;
    border-top: 1px solid #e0e0e0;
}

#user-message {
    flex: 1;
    padding: 10px 14px;
    border: 1px solid #ddd;
    border-radius: 20px;
    outline: none;
    font-size: 14px;
    font-family: inherit;
}

#user-message:focus {
    border-color: #667eea;
}

#send-btn {
    margin-left: 8px;
    padding: 10px 20px;
    background: #667eea;
    color: white;
    border: none;
    border-radius: 20px;
    cursor: pointer;
    font-weight: 600;
    transition: background 0.3s;
}

#send-btn:hover {
    background: #764ba2;
}

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

/* Mobile responsive */
@media (max-width: 480px) {
    #chat-container {
        width: calc(100vw - 40px);
        height: calc(100vh - 100px);
        bottom: 80px;
        right: 20px;
    }
}

/* Scrollbar styling */
#chat-messages::-webkit-scrollbar {
    width: 6px;
}

#chat-messages::-webkit-scrollbar-track {
    background: #f5f5f5;
}

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

#chat-messages::-webkit-scrollbar-thumb:hover {
    background: #999;
}