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

body {
    font-family: Arial, sans-serif;
    min-height: 100vh;
    background-color: #f0f0f0;
    display: flex;
    flex-direction: column;
}

header {
    padding: 1rem;
    background-color: white;
    box-shadow: 0 2px 5px rgba(0,0,0,0.1);
    text-align: center;
}

.chatbot-icon {
    width: 60px;
    height: 60px;
}

main {
    flex-grow: 1;
    display: flex;
    justify-content: center;
    align-items: flex-start;
    padding: 2rem;
}

.chat-bubble {
    background-color: #e3f2fd;
    border-radius: 20px;
    padding: 20px;
    max-width: 80%;
    position: relative;
    box-shadow: 0 2px 5px rgba(0,0,0,0.1);
}

.chat-bubble::before {
    content: '';
    position: absolute;
    top: -10px;
    left: 20px;
    border-left: 10px solid transparent;
    border-right: 10px solid transparent;
    border-bottom: 10px solid #e3f2fd;
}

p {
    margin-bottom: 20px;
    line-height: 1.5;
    font-size: 1.1rem;
    display: none;
}

p.visible {
    display: block;
}

button {
    display: block;
    width: 100%;
    padding: 10px 20px;
    margin: 5px 0;
    border: none;
    border-radius: 5px;
    background-color: #4a90e2;
    color: white;
    cursor: pointer;
    transition: background-color 0.3s;
    opacity: 0;
    pointer-events: none;
}

button:hover {
    background-color: #357abd;
}

button.visible {
    opacity: 1;
    pointer-events: auto;
}

@keyframes blink {
    0%, 96%, 100% {
        transform: scaleY(1);
    }
    98% {
        transform: scaleY(0.1);
    }
}

.chatbot-icon circle[fill="white"] {
    transform-origin: center;
    animation: blink 3s infinite;
}

/* Offset the second eye animation slightly for a more natural effect */
.chatbot-icon circle[fill="white"]:nth-of-type(2) {
    animation-delay: 0.2s;
}

/* Left-Right Glancing Animation */
@keyframes glance {
    0%, 100% {
        transform: translateX(0);
    }
    25% {
        transform: translateX(-3px);
    }
    75% {
        transform: translateX(3px);
    }
}

/* Eyes group animation */
.chatbot-icon .eyes {
    animation: glance 6s infinite ease-in-out;
}

/* Individual eye animations */
.chatbot-icon .eye {
    transform-origin: center;
    animation: blink 4s infinite;
}

/* Offset the right eye blink slightly */
.chatbot-icon .eye.right {
    animation-delay: 0.1s;
}

/* Mouth Opening Animation */
@keyframes speak {
    0%, 90%, 100% {
        d: path("M 35 65 Q 50 80 65 65");
    }
    95% {
        d: path("M 35 65 Q 50 70 65 65");
    }
}

/* Mouth animation */
.chatbot-icon .mouth {
    animation: speak 3.5s infinite ease-in-out;
}