*{
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background-color: #f5f5f5;
    line-height: 1.6;
}

.chatbot-icon img {
    position: fixed;
    bottom: 20px;
    right: 20px;
    width: 60px;
    height: 60px;
    background: #F5F5F5;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    box-shadow: 0 4px 15px rgba(48, 51, 61, 0.4);
    transition: all 0.3s ease;
    z-index: 1000;
    color: white;
}


.chatbot-icon img:hover {
    transform: scale(1.1);
}

.chatbot-icon img.hidden {
    display: none;
}

.chatbot-container {
    position: fixed;
    bottom: 20px;
    right: 20px;
    width: 380px;
    height: 550px;
    background: white;
    border-radius: 15px;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.2);
    display: flex;
    flex-direction: column;
    opacity: 0;
    transform: scale(0.8) translateY(20px);
    pointer-events: none;
    transition: all 0.3s ease;
    z-index: 1001;
}

.chatbot-container.active {
    opacity: 1;
    transform: scale(1) translateY(0);
    pointer-events: auto;
}

.chatbot-header {
    background: linear-gradient(135deg, #0077be 0%, #0077BE 100%);
    color: white;
    padding: 20px;
    border-radius: 15px 15px 0 0;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.header-content h3 {
    font-size: 2rem;
    margin-bottom: 3px;
}

.status {
    font-size: 1.5rem;
    opacity: 0.9;
    display: flex;
    align-items: center;
}

.status::before {
    content: '';
    width: 8px;
    height: 8px;
    background: #4ade80;
    border-radius: 50%;
    margin-right: 6px;
    animation: pulse 2s infinite;
}

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

.close-btn {
    background: rgba(255, 255, 255, 0.2);
    border: none;
    color: white;
    width: 35px;
    height: 35px;
    border-radius: 50%;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: background 0.3s ease;
}

.close-btn:hover {
    background: rgba(255, 255, 255, 0.3);
}

.chat-messages {
    flex: 1;
    overflow-y: auto;
    padding: 20px;
    background: #f8f9fa;
}

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

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

.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);
    }
}

.message-content {
    max-width: 80%;
    padding: 12px 16px;
    border-radius: 12px;
    word-wrap: break-word;
    font-size: 1.3rem;
}

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

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

.user-message .message-content {
    background: linear-gradient(135deg, #667eea 0%, #0077BE 100%);
    color: white;
    border-bottom-right-radius: 4px;
}

.typing-indicator {
    display: flex;
    align-items: center;
    padding: 12px 16px;
    background: white;
    border-radius: 12px;
    border-bottom-left-radius: 4px;
    width: fit-content;
    box-shadow: 0 1px 2px rgba(0, 0, 0, 0.1);
}

.typing-indicator span {
    width: 8px;
    height: 8px;
    background: #667eea;
    border-radius: 50%;
    display: inline-block;
    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% {
        transform: translateY(0);
        opacity: 0.7;
    }
    30% {
        transform: translateY(-10px);
        opacity: 1;
    }
}

.chat-input-container {
    padding: 15px 20px;
    background: white;
    border-top: 1px solid #e2e8f0;
    display: flex;
    gap: 10px;
    border-radius: 0 0 15px 15px;
}

#user-input {
    flex: 1;
    padding: 12px 15px;
    border: 2px solid #e2e8f0;
    border-radius: 25px;
    font-size: 1.3rem;
    outline: none;
    transition: border-color 0.3s ease;
}

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

.send-btn {
    width: 45px;
    height: 45px;
    background: linear-gradient(135deg, #667eea 0%, #0077BE 100%);
    border: none;
    border-radius: 50%;
    color: white;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: transform 0.2s ease;
}

.send-btn:hover {
    transform: scale(1.05);
}

.send-btn:active {
    transform: scale(0.95);
}

@media (max-width: 480px) {
    .chatbot-container {
        width: calc(100vw - 40px);
        height: 80%;
        bottom: 20px;
        right: 20px;
    }
    
    .chatbot-icon {
        width: 55px;
        height: 55px;
    }
}