/* =====================================================
   AI Chatbot Styles
   ===================================================== */

.chatbot-container {
    position: fixed;
    bottom: 20px;
    right: 20px;
    z-index: 9999;
    font-family: var(--font-primary);
}

/* Chatbot Toggle Button */
.chatbot-toggle {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    background: var(--gradient-primary);
    border: none;
    cursor: pointer;
    box-shadow: var(--shadow-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition);
    position: relative;
}

.chatbot-toggle:hover {
    transform: scale(1.1);
    box-shadow: var(--shadow-xl);
}

.chatbot-toggle i {
    color: var(--white);
    font-size: 1.5rem;
}

.chatbot-toggle .close-icon {
    display: none;
}

.chatbot-toggle.active .chat-icon {
    display: none;
}

.chatbot-toggle.active .close-icon {
    display: block;
}

/* Notification Badge */
.chatbot-notification {
    position: absolute;
    top: -5px;
    right: -5px;
    width: 24px;
    height: 24px;
    background: var(--secondary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.75rem;
    font-weight: 700;
    color: var(--white);
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.1); }
}

/* Chatbot Window */
.chatbot-window {
    position: fixed;
    bottom: 100px;
    right: 20px;
    width: 380px;
    height: 600px;
    background: var(--white);
    border-radius: 16px;
    box-shadow: var(--shadow-xl);
    display: none;
    flex-direction: column;
    overflow: hidden;
    animation: slideUp 0.3s ease-out;
}

.chatbot-window.active {
    display: flex;
}

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

/* Chatbot Header */
.chatbot-header {
    background: var(--gradient-primary);
    color: var(--white);
    padding: 1.25rem 1.5rem;
    display: flex;
    align-items: center;
    gap: 1rem;
}

.chatbot-avatar {
    width: 45px;
    height: 45px;
    border-radius: 50%;
    background: var(--white);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.chatbot-avatar img {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    object-fit: cover;
}

.chatbot-info h4 {
    margin: 0;
    font-size: 1.1rem;
    font-weight: 600;
}

.chatbot-info p {
    margin: 0;
    font-size: 0.85rem;
    opacity: 0.9;
}

.chatbot-status {
    display: flex;
    align-items: center;
    gap: 0.4rem;
}

.status-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: #4ade80;
    animation: blink 2s infinite;
}

@keyframes blink {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.5; }
}

/* Chatbot Messages */
.chatbot-messages {
    flex: 1;
    padding: 1.5rem;
    overflow-y: auto;
    background: #f8fafc;
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

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

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

.chatbot-messages::-webkit-scrollbar-thumb {
    background: #cbd5e1;
    border-radius: 3px;
}

/* Message Bubbles */
.message {
    display: flex;
    gap: 0.75rem;
    align-items: flex-start;
    animation: fadeIn 0.3s ease-out;
}

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

.message.user {
    flex-direction: row-reverse;
}

.message-avatar {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    background: var(--gradient-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    font-size: 0.9rem;
    color: var(--white);
}

.message.user .message-avatar {
    background: var(--gray);
}

.message-content {
    max-width: 75%;
}

.message-bubble {
    background: var(--white);
    padding: 0.875rem 1.125rem;
    border-radius: 16px;
    box-shadow: var(--shadow-sm);
    line-height: 1.5;
    font-size: 0.95rem;
}

.message.user .message-bubble {
    background: var(--primary);
    color: var(--white);
}

.message-time {
    font-size: 0.75rem;
    color: var(--gray);
    margin-top: 0.25rem;
    padding: 0 0.5rem;
}

/* Typing Indicator */
.typing-indicator {
    display: flex;
    gap: 0.5rem;
    padding: 0.875rem 1.125rem;
    background: var(--white);
    border-radius: 16px;
    width: fit-content;
    box-shadow: var(--shadow-sm);
}

.typing-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--gray);
    animation: typing 1.4s infinite;
}

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

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

@keyframes typing {
    0%, 60%, 100% {
        transform: translateY(0);
        opacity: 0.7;
    }
    30% {
        transform: translateY(-10px);
        opacity: 1;
    }
}

/* Quick Replies */
.quick-replies {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-top: 0.5rem;
}

.quick-reply-btn {
    background: var(--white);
    border: 2px solid var(--primary);
    color: var(--primary);
    padding: 0.5rem 1rem;
    border-radius: 20px;
    font-size: 0.875rem;
    cursor: pointer;
    transition: var(--transition);
    font-weight: 500;
}

.quick-reply-btn:hover {
    background: var(--primary);
    color: var(--white);
    transform: translateY(-2px);
}

/* Chatbot Input */
.chatbot-input {
    padding: 1rem 1.5rem;
    background: var(--white);
    border-top: 1px solid #e2e8f0;
    display: flex;
    gap: 0.75rem;
    align-items: center;
}

.chatbot-input input {
    flex: 1;
    border: 1px solid #e2e8f0;
    border-radius: 24px;
    padding: 0.75rem 1.25rem;
    font-size: 0.95rem;
    outline: none;
    transition: var(--transition);
}

.chatbot-input input:focus {
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(0, 102, 204, 0.1);
}

.chatbot-send-btn {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: var(--primary);
    border: none;
    color: var(--white);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition);
    flex-shrink: 0;
}

.chatbot-send-btn:hover {
    background: var(--primary-dark);
    transform: scale(1.05);
}

.chatbot-send-btn:disabled {
    background: var(--gray);
    cursor: not-allowed;
    transform: scale(1);
}

/* Welcome Message */
.welcome-message {
    background: linear-gradient(135deg, rgba(0, 102, 204, 0.1), rgba(0, 212, 170, 0.1));
    border-left: 4px solid var(--primary);
    padding: 1rem;
    border-radius: 8px;
    margin-bottom: 1rem;
}

.welcome-message h5 {
    margin: 0 0 0.5rem 0;
    color: var(--primary);
    font-size: 1rem;
}

.welcome-message p {
    margin: 0;
    font-size: 0.9rem;
    color: var(--dark);
    line-height: 1.5;
}

/* Mobile Responsive */
@media (max-width: 768px) {
    .chatbot-window {
        width: calc(100vw - 20px);
        height: calc(100vh - 120px);
        right: 10px;
        bottom: 90px;
        border-radius: 12px;
    }
    
    .chatbot-toggle {
        width: 55px;
        height: 55px;
    }
    
    .chatbot-toggle i {
        font-size: 1.3rem;
    }
}

/* Smooth Transitions */
.chatbot-window,
.message,
.quick-reply-btn,
.chatbot-send-btn {
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}