.chat-button {
    position: fixed;
    bottom: 24px;
    right: 24px;
    width: 56px;
    height: 56px;
    border-radius: 50%;
    background-color: #2563eb;
    border: none;
    cursor: pointer;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    justify-content: center;
}

.chat-button:hover {
    background-color: #1d4ed8;
    transform: scale(1.05);
}

.chat-icon {
    width: 32px;
    height: 32px;
    fill: white;
}

.message-badge {
    position: absolute;
    top: -8px;
    right: -8px;
    background-color: #ef4444;
    color: white;
    font-size: 12px;
    font-weight: bold;
    min-width: 24px;
    height: 24px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 0 6px;
    animation: bounce 1s infinite;
    opacity: 1;
    visibility: visible;
    transition: opacity 0.3s, visibility 0.3s;
}

.message-badge.visible {
    opacity: 1;
    visibility: visible;
}

@keyframes bounce {
    0%, 100% {
        transform: translateY(0);
    }
    50% {
        transform: translateY(-6px);
    }
}

[dir="rtl"] .chat-button {
    left: 20px;
    right: auto;
}

[dir="ltr"] .chat-button {
    right: 20px;
    left: auto;
}

[dir="rtl"] .message-badge {
    left: 0;
    right: auto;
}

[dir="ltr"] .message-badge {
    right: 0;
    left: auto;
}