/* Chatbot Styles */
:root {
    --chatbot-primary: #667eea;
    --chatbot-secondary: #764ba2;
    --chatbot-success: #2ecc71;
    --chatbot-text: #2c3e50;
    --chatbot-light: #f8f9fa;
}

/* Chat Button */
.chatbot-button {
    position: fixed;
    bottom: 90px;
    right: 20px;
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, var(--chatbot-primary) 0%, var(--chatbot-secondary) 100%);
    border-radius: 50%;
    box-shadow: 0 4px 20px rgba(102, 126, 234, 0.4);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    z-index: 9998;
    transition: all 0.3s ease;
    border: none;
}

.chatbot-button:hover {
    transform: scale(1.1);
    box-shadow: 0 6px 25px rgba(102, 126, 234, 0.6);
}

.chatbot-button svg {
    width: 30px;
    height: 30px;
    fill: white;
}

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

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

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

.chatbot-badge {
    position: absolute;
    top: -5px;
    right: -5px;
    background: #e74c3c;
    color: white;
    width: 20px;
    height: 20px;
    border-radius: 50%;
    font-size: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: bold;
    animation: pulse 2s infinite;
}

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

/* Chat Window */
.chatbot-window {
    position: fixed;
    bottom: 160px;
    left: 20px;
    width: 380px;
    max-width: calc(100vw - 40px);
    height: 550px;
    max-height: calc(100vh - 180px);
    background: white;
    border-radius: 20px;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.2);
    z-index: 9997;
    display: none;
    flex-direction: column;
    overflow: hidden;
    animation: slideUp 0.3s ease;
}

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

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

/* Chat Header */
.chatbot-header {
    background: linear-gradient(135deg, var(--chatbot-primary) 0%, var(--chatbot-secondary) 100%);
    color: white;
    padding: 20px;
    display: flex;
    align-items: center;
    gap: 12px;
}

.chatbot-avatar {
    width: 45px;
    height: 45px;
    background: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
}

.chatbot-info h3 {
    margin: 0;
    font-size: 1.1rem;
}

.chatbot-info p {
    margin: 2px 0 0 0;
    font-size: 0.85rem;
    opacity: 0.9;
}

.chatbot-status {
    width: 8px;
    height: 8px;
    background: var(--chatbot-success);
    border-radius: 50%;
    display: inline-block;
    margin-right: 5px;
    animation: blink 2s infinite;
}

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

/* Chat Messages */
.chatbot-messages {
    flex: 1;
    overflow-y: auto;
    padding: 20px;
    background: #f5f6fa;
    display: flex;
    flex-direction: column;
    gap: 15px;
}

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

.chatbot-messages::-webkit-scrollbar-thumb {
    background: #cbd5e0;
    border-radius: 3px;
}

.chat-message {
    display: flex;
    gap: 10px;
    animation: fadeIn 0.3s ease;
}

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

.chat-message.bot {
    flex-direction: row;
}

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

.message-avatar {
    width: 35px;
    height: 35px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 18px;
    flex-shrink: 0;
}

.chat-message.bot .message-avatar {
    background: linear-gradient(135deg, var(--chatbot-primary) 0%, var(--chatbot-secondary) 100%);
    color: white;
}

.chat-message.user .message-avatar {
    background: #e0e7ff;
    color: var(--chatbot-primary);
}

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

.message-bubble {
    padding: 12px 16px;
    border-radius: 15px;
    line-height: 1.5;
    font-size: 0.95rem;
}

.chat-message.bot .message-bubble {
    background: white;
    color: var(--chatbot-text);
    border-bottom-left-radius: 5px;
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.05);
}

.chat-message.user .message-bubble {
    background: linear-gradient(135deg, var(--chatbot-primary) 0%, var(--chatbot-secondary) 100%);
    color: white;
    border-bottom-right-radius: 5px;
}

.message-time {
    font-size: 0.75rem;
    color: #a0aec0;
    margin-top: 5px;
    padding: 0 5px;
}

/* Quick Replies */
.quick-replies {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-top: 10px;
}

.quick-reply-btn {
    background: white;
    border: 2px solid var(--chatbot-primary);
    color: var(--chatbot-primary);
    padding: 8px 16px;
    border-radius: 20px;
    font-size: 0.85rem;
    cursor: pointer;
    transition: all 0.3s ease;
}

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

/* Typing Indicator */
.typing-indicator {
    display: flex;
    gap: 4px;
    padding: 12px 16px;
    background: white;
    border-radius: 15px;
    border-bottom-left-radius: 5px;
    width: fit-content;
}

.typing-dot {
    width: 8px;
    height: 8px;
    background: #cbd5e0;
    border-radius: 50%;
    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);
    }
    30% {
        transform: translateY(-10px);
    }
}

/* Chat Input */
.chatbot-input-area {
    padding: 15px;
    background: white;
    border-top: 1px solid #e2e8f0;
    display: flex;
    gap: 10px;
}

.chatbot-input {
    flex: 1;
    border: 2px solid #e2e8f0;
    border-radius: 25px;
    padding: 12px 20px;
    font-size: 0.95rem;
    outline: none;
    transition: border-color 0.3s ease;
}

.chatbot-input:focus {
    border-color: var(--chatbot-primary);
}

.chatbot-send-btn {
    width: 45px;
    height: 45px;
    background: linear-gradient(135deg, var(--chatbot-primary) 0%, var(--chatbot-secondary) 100%);
    border: none;
    border-radius: 50%;
    color: white;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
}

.chatbot-send-btn:hover {
    transform: scale(1.1);
    box-shadow: 0 4px 15px rgba(102, 126, 234, 0.4);
}

.chatbot-send-btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

/* Responsive */
@media (max-width: 768px) {
    .chatbot-button {
        bottom: 80px;
        left: 15px;
        width: 55px;
        height: 55px;
    }
    
    .chatbot-window {
        bottom: 145px;
        left: 15px;
        right: 15px;
        width: auto;
        height: 500px;
    }
}

@media (max-width: 480px) {
    .chatbot-window {
        bottom: 10px;
        left: 10px;
        right: 10px;
        top: 10px;
        width: auto;
        height: auto;
        max-height: none;
    }
}