/* Chatbot Widget Styles */
.chatbot-widget {
    position: fixed;
    bottom: 20px;
    right: 20px;
    z-index: 1000;
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
}

.chatbot-toggle {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    background: linear-gradient(135deg, #007bff, #0056b3);
    border: none;
    box-shadow: 0 4px 12px rgba(0, 123, 255, 0.3);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.chatbot-toggle:hover {
    transform: scale(1.1);
    box-shadow: 0 6px 20px rgba(0, 123, 255, 0.4);
}

.chatbot-toggle i {
    color: white;
    font-size: 24px;
    transition: transform 0.3s ease;
}

.chatbot-toggle.active i {
    transform: rotate(45deg);
}

.chatbot-toggle::before {
    content: '';
    position: absolute;
    top: -2px;
    left: -2px;
    right: -2px;
    bottom: -2px;
    background: linear-gradient(45deg, #007bff, #0056b3, #007bff);
    border-radius: 50%;
    z-index: -1;
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0% { transform: scale(1); opacity: 1; }
    50% { transform: scale(1.05); opacity: 0.7; }
    100% { transform: scale(1); opacity: 1; }
}

/* Chatbot Container */
.chatbot-container {
    position: absolute;
    bottom: 80px;
    right: 0;
    width: 350px;
    height: 500px;
    background: white;
    border-radius: 12px;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.15);
    display: none;
    flex-direction: column;
    overflow: hidden;
    border: 1px solid #e9ecef;
}

.chatbot-container.active {
    display: flex;
    animation: slideUp 0.3s ease-out;
}

@keyframes slideUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Chatbot Header */
.chatbot-header {
    background: linear-gradient(135deg, #007bff, #0056b3);
    color: white;
    padding: 16px 20px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

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

.chatbot-header .close-btn {
    background: none;
    border: none;
    color: white;
    font-size: 20px;
    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;
}

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

/* Chatbot Messages */
.chatbot-messages {
    flex: 1;
    padding: 20px;
    overflow-y: auto;
    background: #f8f9fa;
    display: flex;
    flex-direction: column;
    gap: 12px;
}

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

.chatbot-message.user {
    background: #007bff;
    color: white;
    align-self: flex-end;
    border-bottom-right-radius: 4px;
}

.chatbot-message.bot {
    background: white;
    color: #333;
    align-self: flex-start;
    border: 1px solid #e9ecef;
    border-bottom-left-radius: 4px;
}

.chatbot-message.system {
    background: #e3f2fd;
    color: #1976d2;
    align-self: center;
    text-align: center;
    font-size: 12px;
    padding: 8px 12px;
    border-radius: 12px;
}

/* FAQ Result */
.faq-result {
    background: white;
    border: 1px solid #e9ecef;
    border-radius: 8px;
    padding: 12px;
    margin: 8px 0;
}

.faq-result .faq-question {
    font-weight: 600;
    color: #007bff;
    margin-bottom: 8px;
    font-size: 14px;
}

.faq-result .faq-answer {
    color: #555;
    font-size: 13px;
    line-height: 1.4;
    margin-bottom: 8px;
}

.faq-result .faq-category {
    font-size: 11px;
    color: #6c757d;
    background: #f8f9fa;
    padding: 4px 8px;
    border-radius: 12px;
    display: inline-block;
}

.faq-result .faq-link {
    color: #007bff;
    text-decoration: none;
    font-size: 12px;
    font-weight: 500;
}

.faq-result .faq-link:hover {
    text-decoration: underline;
}

/* Typing Indicator */
.typing-indicator {
    display: flex;
    align-items: center;
    gap: 4px;
    padding: 12px 16px;
    background: white;
    border: 1px solid #e9ecef;
    border-radius: 18px;
    border-bottom-left-radius: 4px;
    align-self: flex-start;
    max-width: 80px;
}

.typing-dot {
    width: 8px;
    height: 8px;
    background: #6c757d;
    border-radius: 50%;
    animation: typing 1.4s infinite ease-in-out;
}

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

@keyframes typing {
    0%, 80%, 100% {
        transform: scale(0.8);
        opacity: 0.5;
    }
    40% {
        transform: scale(1);
        opacity: 1;
    }
}

/* Chatbot Input */
.chatbot-input {
    padding: 16px 20px;
    background: white;
    border-top: 1px solid #e9ecef;
    display: flex;
    gap: 8px;
    align-items: center;
}

.chatbot-input input {
    flex: 1;
    border: 1px solid #e9ecef;
    border-radius: 20px;
    padding: 10px 16px;
    font-size: 14px;
    outline: none;
    transition: border-color 0.2s ease;
}

.chatbot-input input:focus {
    border-color: #007bff;
    box-shadow: 0 0 0 2px rgba(0, 123, 255, 0.1);
}

.chatbot-input button {
    background: #007bff;
    color: white;
    border: none;
    border-radius: 50%;
    width: 36px;
    height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: background-color 0.2s ease;
}

.chatbot-input button:hover {
    background: #0056b3;
}

.chatbot-input button:disabled {
    background: #6c757d;
    cursor: not-allowed;
}

/* Quick Replies */
.quick-replies {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-top: 8px;
}

.quick-reply {
    background: #f8f9fa;
    border: 1px solid #e9ecef;
    border-radius: 16px;
    padding: 6px 12px;
    font-size: 12px;
    color: #495057;
    cursor: pointer;
    transition: all 0.2s ease;
}

.quick-reply:hover {
    background: #e9ecef;
    border-color: #007bff;
    color: #007bff;
}

/* No Results */
.no-results {
    text-align: center;
    color: #6c757d;
    font-size: 14px;
    padding: 20px;
}

.no-results i {
    font-size: 32px;
    margin-bottom: 8px;
    opacity: 0.5;
}

/* Mobile Responsive */
@media (max-width: 768px) {
    .chatbot-widget {
        bottom: 15px;
        right: 15px;
    }
    
    .chatbot-container {
        width: calc(100vw - 30px);
        height: calc(100vh - 100px);
        bottom: 80px;
        right: 0;
        left: 0;
        margin: 0 15px;
    }
    
    .chatbot-toggle {
        width: 56px;
        height: 56px;
    }
    
    .chatbot-toggle i {
        font-size: 22px;
    }
}

/* Accessibility */
.chatbot-toggle:focus,
.chatbot-input input:focus,
.chatbot-input button:focus {
    outline: 2px solid #007bff;
    outline-offset: 2px;
}

/* Dark mode support */
@media (prefers-color-scheme: dark) {
    .chatbot-container {
        background: #2d3748;
        border-color: #4a5568;
    }
    
    .chatbot-messages {
        background: #1a202c;
    }
    
    .chatbot-message.bot {
        background: #4a5568;
        color: #e2e8f0;
        border-color: #718096;
    }
    
    .chatbot-input {
        background: #2d3748;
        border-color: #4a5568;
    }
    
    .chatbot-input input {
        background: #4a5568;
        border-color: #718096;
        color: #e2e8f0;
    }
    
    .faq-result {
        background: #4a5568;
        border-color: #718096;
        color: #e2e8f0;
    }
}