/* Chatbot Styles */
.chatbot-widget {
    position: fixed;
    bottom: 20px;
    right: 20px;
    z-index: 9999; /* ensure on top but not excessive */
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
}

.chatbot-toggle {
    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 20px rgba(0, 0, 0, 0.15);
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    justify-content: center;
}

.chatbot-toggle:hover {
    transform: scale(1.1);
    box-shadow: 0 6px 25px rgba(0, 0, 0, 0.2);
}

.chatbot-container {
    position: absolute;
    bottom: 80px;
    right: 0;
    width: 350px;
    max-width: 90vw;
    height: 500px;
    background: white;
    border-radius: 15px;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.15);
    display: flex;
    flex-direction: column;
    overflow: hidden;
    transform: translateY(100%);
    opacity: 0;
    transition: all 0.3s ease;
    pointer-events: none; /* avoid blocking bubble when closed */
}

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

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

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

.chatbot-close {
    background: none;
    border: none;
    color: white;
    font-size: 20px;
    cursor: pointer;
    padding: 5px;
    border-radius: 50%;
    width: 30px;
    height: 30px;
    display: flex;
    align-items: center;
    justify-content: center;
}

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

.chatbot-messages {
    flex: 1;
    padding: 20px;
    overflow-y: auto;
    background: #f8f9fa;
    display: flex;
    flex-direction: column;
    gap: 15px;
}

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

.chatbot-message.bot {
    background: white;
    border: 1px solid #e1e5e9;
    align-self: flex-start;
    border-bottom-left-radius: 5px;
}

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

.chatbot-input-container {
    padding: 20px;
    background: white;
    border-top: 1px solid #e1e5e9;
}

.chatbot-input {
    width: 100%;
    padding: 12px 16px;
    border: 1px solid #e1e5e9;
    border-radius: 25px;
    font-size: 14px;
    outline: none;
    transition: border-color 0.3s ease;
}

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

.chatbot-input:disabled {
    background: #f8f9fa;
    cursor: not-allowed;
}

.chatbot-options {
    display: flex;
    flex-direction: column;
    gap: 10px;
    margin-top: 15px;
}

.chatbot-option {
    padding: 12px 16px;
    background: #f8f9fa;
    border: 1px solid #e1e5e9;
    border-radius: 25px;
    cursor: pointer;
    transition: all 0.3s ease;
    text-align: center;
    font-size: 14px;
}

.chatbot-option:hover {
    background: #667eea;
    color: white;
    border-color: #667eea;
}

.chatbot-option:disabled {
    opacity: 0.6;
    cursor: not-allowed;
}

.chatbot-option:disabled:hover {
    background: #f8f9fa;
    color: inherit;
    border-color: #e1e5e9;
}

.chatbot-typing {
    display: flex;
    align-items: center;
    gap: 5px;
    padding: 12px 16px;
    background: white;
    border: 1px solid #e1e5e9;
    border-radius: 18px;
    border-bottom-left-radius: 5px;
    align-self: flex-start;
    max-width: 80px;
}

.chatbot-typing-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: #667eea;
    animation: typing 1.4s infinite ease-in-out;
}

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

.chatbot-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-status {
    padding: 8px 16px;
    background: #e3f2fd;
    color: #1976d2;
    font-size: 12px;
    text-align: center;
    border-bottom: 1px solid #e1e5e9;
}

/* Responsive Design */
@media (max-width: 480px) {
    .chatbot-container {
        width: 100vw;
        height: 100vh;
        bottom: 0;
        right: 0;
        border-radius: 0;
    }
    
    .chatbot-widget {
        bottom: 10px;
        right: 10px;
    }
    
    .chatbot-toggle {
        width: 50px;
        height: 50px;
        font-size: 20px;
    }
}

/* Loading animation */
.chatbot-loading {
    display: inline-block;
    width: 20px;
    height: 20px;
    border: 3px solid #f3f3f3;
    border-top: 3px solid #667eea;
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

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