accounts-frontend/packages/app/components/ui/stepper/stepper.scss

@import '~app/components/ui/colors.scss';

.steps {
    height: 40px;
    display: flex;
    align-items: center;
}

.step {
    position: relative;
    text-align: end;
    width: 100%;

    height: 4px;
    background: #d8d5ce;

    &:first-child {
        width: 12px;
    }

    &:before {
        content: '';
        display: block;

        position: absolute;
        height: 4px;
        inset-inline-start: 0;
        inset-inline-end: 100%;
        top: 50%;
        margin-top: -2px;

        background: #aaa;
        transition: 0.4s ease 0.1s;
    }

    &:after {
        content: '';
        display: inline-block;
        position: relative;
        top: -7px;
        z-index: 1;

        width: 12px;
        height: 12px;
        border-radius: 100%;
        box-sizing: border-box;

        background: #aaa;
        border: 2px solid #aaa;
        transition: background 0.4s ease, border-color 0.4s cubic-bezier(0.19, 1, 0.22, 1); // easeOutExpo
    }
}

.activeStep {
    &:before {
        inset-inline-end: 0;
        transition-delay: unset;
    }

    &:after {
        transition-delay: 0.3s;
    }
}

.greenSteps {
    .activeStep {
        &:after {
            background: $green;
            border-color: darker($green);
        }
    }
}

.violetSteps {
    .activeStep {
        &:after {
            background: $violet;
            border-color: darker($violet);
        }
    }
}