#proof-bubble {
    position: fixed;
    bottom: 1.875rem;
    left: 1.875rem;
    background: #fff;
    border-radius: 999px;
    padding: 0.625rem 1rem;
    box-shadow: 0 0.3125rem 1.5625rem rgba(0, 0, 0, 0.2);
    font-family: 'Arial', sans-serif;
    font-size: 0.8125rem;
    color: #333;
    z-index: 9999;
    display: none;
    align-items: center;
    gap: 0.625rem;
    transition: all 0.6s ease;
    opacity: 0;
    transform: translateY(1.25rem);
}

#proof-bubble.show {
    display: flex;
    opacity: 1;
    transform: translateY(0);
}

.proof-icon {
    width: 1.875rem;
    height: 1.875rem;
    background-color: #3b82f6;
    border-radius: 50%;
    color: #fff;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: bold;
    font-size: 1rem;
    flex-shrink: 0;
}

.proof-text .name {
    font-weight: bold;
    margin-bottom: 0.125rem;
}

.proof-meta {
    font-size: 0.6875rem;
    color: #666;
    margin-top: 0.0625rem;
}

.proof-meta .time {
    color: #0073e6;
    font-weight: 500;
}

@media (max-width: 480px) {
    #proof-bubble {
        bottom: 1.25rem;
        left: 1.25rem;
        padding: 0.625rem 1rem;
        font-size: 0.8125rem;
        border-radius: 999px;
    }

    .proof-icon {
        width: 1.75rem;
        height: 1.75rem;
        font-size: 1rem;
    }

    .proof-text .name {
        font-size: 0.8125rem;
    }

    .proof-meta {
        font-size: 0.6875rem;
    }
}