/* Chat Widget Styles */
#chat-widget-container {
    position: fixed;
    bottom: 20px;
    right: 20px;
    z-index: 10000;
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
}

/* Chat Bubble */
.chat-bubble {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    border: none;
    color: white;
    font-size: 24px;
    cursor: pointer;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
    animation: pulse 2s infinite;
}

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

@keyframes pulse {
    0% {
        box-shadow: 0 0 0 0 rgba(102, 126, 234, 0.4);
    }
    70% {
        box-shadow: 0 0 0 10px rgba(102, 126, 234, 0);
    }
    100% {
        box-shadow: 0 0 0 0 rgba(102, 126, 234, 0);
    }
}

/* Chat Window */
.chat-window {
    position: fixed;
    bottom: 90px;
    right: 20px;
    width: 350px;
    height: 500px;
    background: white;
    border-radius: 15px;
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.15);
    display: flex;
    flex-direction: column;
    overflow: hidden;
    transform: translateY(0);
    opacity: 1;
    transition: all 0.3s ease;
}

.chat-window.hidden {
    transform: translateY(20px);
    opacity: 0;
    pointer-events: none;
}

/* Chat Header */
.chat-header {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    padding: 15px 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.chat-header h3 {
    margin: 0;
    font-size: 16px;
    font-weight: 600;
}

.close-btn {
    background: none;
    border: none;
    color: white;
    font-size: 24px;
    cursor: pointer;
    padding: 0;
    width: 24px;
    height: 24px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    transition: background-color 0.2s ease;
}

.close-btn:hover {
    background-color: rgba(255, 255, 255, 0.2);
}

/* Chat Messages */
.chat-messages {
    flex: 1;
    overflow-y: auto;
    padding: 20px;
    background-color: #f8f9fa;
}

.message {
    margin-bottom: 15px;
    display: flex;
    animation: slideIn 0.3s ease;
}

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

.bot-message {
    justify-content: flex-start;
}

.user-message {
    justify-content: flex-end;
}

.message-content {
    max-width: 80%;
    padding: 12px 16px;
    border-radius: 18px;
    font-size: 14px;
    line-height: 1.4;
}

.bot-message .message-content {
    background: white;
    border: 1px solid #e9ecef;
    border-bottom-left-radius: 5px;
    color: #495057;
}

.user-message .message-content {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    border-bottom-right-radius: 5px;
}

/* Recommendations */
.recommendations {
    background: white;
    border: 1px solid #e9ecef;
    border-radius: 12px;
    padding: 15px;
    margin-top: 10px;
}

.recommendations h4 {
    margin: 0 0 10px 0;
    color: #495057;
    font-size: 14px;
}

.recommendation-item {
    background: #f8f9fa;
    border-radius: 8px;
    padding: 12px;
    margin-bottom: 8px;
    border-left: 3px solid #667eea;
}

.recommendation-item:last-child {
    margin-bottom: 0;
}

.recommendation-item h5 {
    margin: 0 0 5px 0;
    color: #495057;
    font-size: 13px;
}

.recommendation-item p {
    margin: 0;
    font-size: 12px;
    color: #6c757d;
}

.recommendation-link {
    display: inline-block;
    margin-top: 8px;
    background: #667eea;
    color: white;
    text-decoration: none;
    padding: 6px 12px;
    border-radius: 6px;
    font-size: 12px;
    transition: background-color 0.2s ease;
}

.recommendation-link:hover {
    background: #5a6fd8;
}

/* Chat Input */
.chat-input-container {
    display: flex;
    padding: 15px;
    background: white;
    border-top: 1px solid #e9ecef;
}

#user-input {
    flex: 1;
    padding: 12px 15px;
    border: 1px solid #e9ecef;
    border-radius: 25px;
    outline: none;
    font-size: 14px;
    transition: border-color 0.2s ease;
}

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

#send-button {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    border: none;
    border-radius: 25px;
    padding: 12px 20px;
    margin-left: 10px;
    cursor: pointer;
    font-size: 14px;
    transition: transform 0.2s ease;
}

#send-button:hover {
    transform: translateY(-1px);
}

#send-button:disabled {
    opacity: 0.6;
    cursor: not-allowed;
    transform: none;
}

/* Loading indicator */
.loading {
    display: inline-block;
    width: 20px;
    height: 20px;
    border: 2px solid #f3f3f3;
    border-top: 2px solid #667eea;
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

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

/* Responsive Design */
@media (max-width: 768px) {
    .chat-window {
        width: calc(100vw - 40px);
        height: calc(100vh - 120px);
        bottom: 90px;
        right: 20px;
    }
    
    #chat-widget-container {
        bottom: 15px;
        right: 15px;
    }
    
    .chat-bubble {
        width: 50px;
        height: 50px;
        font-size: 20px;
    }
}

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

.chat-messages::-webkit-scrollbar-track {
    background: #f1f1f1;
    border-radius: 3px;
}

.chat-messages::-webkit-scrollbar-thumb {
    background: #c1c1c1;
    border-radius: 3px;
}

.chat-messages::-webkit-scrollbar-thumb:hover {
    background: #a8a8a8;
}