.avatar-circle {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    background: linear-gradient(135deg, #2563eb, #3b82f6);
    color: #fff;
    font-weight: 700;
    text-transform: uppercase;
    flex-shrink: 0;
}

.avatar-wrapper {
    position: relative;
    display: inline-block;
    line-height: 0;
}

.avatar-wrapper .avatar-fallback {
    display: none;
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    line-height: 1;
}

.avatar-wrapper img.avatar-hide {
    display: none;
}

.avatar-wrapper img.avatar-hide + .avatar-fallback {
    display: inline-flex;
    position: relative;
    top: auto;
    left: auto;
    transform: none;
}