/* A is the confirmed default; B and C remain optional query-string studies. */
.concept-a #services {
  position: relative;
}

/* A: the following section's chapter rule provides the divider. */
.concept-a #services::after {
  content: none;
}

/* B: adjacent tonal fields with a precise boundary. */
body[data-boundary-concept="b"] #services {
  background: #ecefea;
  box-shadow: inset 0 -1px rgba(23, 25, 25, .12);
}
body[data-boundary-concept="b"] #services::after {
  content: none;
}
body[data-boundary-concept="b"] #services .capabilities-c-row {
  background: #f7f8f5;
}
body[data-boundary-concept="b"] #work {
  background: #f5f5f2;
}

/* C: a narrow brand-colored chapter rail inside the existing bottom spacing. */
body[data-boundary-concept="c"] #services::after {
  content: "";
  position: absolute;
  inset: auto 0 0;
  width: auto;
  height: 52px;
  background: #171919;
  transform: none;
}
body[data-boundary-concept="c"] #services::before {
  content: "";
  position: absolute;
  z-index: 1;
  left: 50%;
  bottom: 25px;
  width: 96px;
  height: 2px;
  background: #d7ff64;
  transform: translateX(-50%);
}

@media (max-width: 760px) {
  .concept-a #services::after {
    width: calc(100% - 40px);
  }
  body[data-boundary-concept="c"] #services::after {
    height: 38px;
  }
  body[data-boundary-concept="c"] #services::before {
    bottom: 18px;
    width: 72px;
  }
}