.intrusion-route-intro {
  margin: 2.5rem 0 1.25rem;
  padding: 1rem 0;
  border-top: 1px solid var(--color-border-soft, #eaecef);
  border-bottom: 1px solid var(--color-border-soft, #eaecef);
  color: var(--color-muted, #586069);
  font-family: var(--font-sans, sans-serif);
  font-size: .92rem;
  line-height: 1.65;
}

.intrusion-route-intro strong {
  display: block;
  margin-bottom: .15rem;
  color: var(--color-text, #24292e);
  font-size: 1rem;
}

.intrusion-stage-map {
  display: grid;
  grid-template-columns: minmax(155px, 190px) minmax(0, 1fr);
  gap: 1rem;
  align-items: center;
  margin: 0 0 1.65rem;
  padding: .9rem 0 1rem;
  border-top: 1px solid var(--color-border-soft, #eaecef);
  border-bottom: 1px solid var(--color-border-soft, #eaecef);
  font-family: var(--font-sans, sans-serif);
}

.intrusion-stage-current {
  min-width: 0;
}

.intrusion-stage-kicker {
  display: block;
  margin-bottom: .1rem;
  color: #08705f;
  font-size: .72rem;
  font-weight: 750;
  letter-spacing: .025em;
}

.intrusion-stage-current strong {
  display: block;
  color: var(--color-text, #24292e);
  font-size: 1rem;
  line-height: 1.35;
  word-break: keep-all;
}

.intrusion-stage-current .intrusion-stage-summary {
  display: block;
  margin-top: .25rem;
  color: var(--color-muted, #586069);
  font-size: .76rem;
  line-height: 1.45;
  word-break: keep-all;
}

.article-content .intrusion-stage-steps {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  margin: 0;
  padding: 0;
  list-style: none;
}

.article-content .intrusion-stage-step {
  position: relative;
  min-width: 0;
  padding: 0 .2rem;
  list-style: none;
  text-align: center;
}

.article-content .intrusion-stage-step::before {
  position: absolute;
  z-index: 0;
  top: 10px;
  right: 50%;
  left: -50%;
  height: 2px;
  background: #d8dee4;
  content: "";
}

.article-content .intrusion-stage-step:first-child::before {
  display: none;
}

.article-content .intrusion-stage-step.is-past::before,
.article-content .intrusion-stage-step.is-current::before {
  background: #8c959f;
}

.intrusion-stage-number {
  position: relative;
  z-index: 1;
  display: inline-flex;
  width: 22px;
  height: 22px;
  align-items: center;
  justify-content: center;
  border: 1px solid #c8d0d8;
  border-radius: 50%;
  color: #6a737d;
  background: #fff;
  font-size: .7rem;
  font-weight: 700;
  font-variant-numeric: tabular-nums;
  line-height: 1;
}

.intrusion-stage-step.is-past .intrusion-stage-number {
  border-color: #8c959f;
  color: #fff;
  background: #8c959f;
}

.intrusion-stage-step.is-current .intrusion-stage-number {
  border-color: #08705f;
  color: #fff;
  background: #08705f;
  box-shadow: 0 0 0 3px #dff7f0;
}

.intrusion-stage-label {
  display: block;
  margin-top: .42rem;
  color: #8a939d;
  font-size: .72rem;
  line-height: 1.35;
  word-break: keep-all;
}

.intrusion-stage-step.is-past .intrusion-stage-label {
  color: #68727d;
}

.intrusion-stage-step.is-current .intrusion-stage-label {
  color: #075f51;
  font-weight: 750;
}

@media (max-width: 600px) {
  .intrusion-route-intro {
    margin-top: 2rem;
    padding: .85rem 0;
    font-size: .86rem;
  }

  .intrusion-stage-map {
    grid-template-columns: 1fr;
    gap: .8rem;
    padding: .8rem 0 .9rem;
  }

  .intrusion-stage-current {
    display: grid;
    grid-template-columns: auto 1fr;
    column-gap: .55rem;
    align-items: baseline;
  }

  .intrusion-stage-kicker {
    margin: 0;
  }

  .intrusion-stage-current .intrusion-stage-summary {
    grid-column: 1 / -1;
    margin-top: .2rem;
    font-size: .74rem;
  }

  .article-content .intrusion-stage-step {
    padding: 0 .1rem;
  }

  .intrusion-stage-number {
    width: 20px;
    height: 20px;
    font-size: .66rem;
  }

  .article-content .intrusion-stage-step::before {
    top: 9px;
  }

  .intrusion-stage-label {
    margin-top: .36rem;
    font-size: .7rem;
    line-height: 1.3;
  }
}