.exercise-row .method-video-link {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 11px;
  padding: 14px 18px;
  border: 1px solid #ff5a00;
  background: linear-gradient(90deg, #ff5a0018, #ff5a0008);
  color: #ff6a16;
  font-weight: 900;
  letter-spacing: .11em;
  transition: background .2s, color .2s, box-shadow .2s, transform .2s;
}

.exercise-row .method-video-link b {
  display: grid;
  width: 25px;
  height: 25px;
  place-items: center;
  border-radius: 50%;
  background: #ff5a00;
  color: #090909;
  font-size: .62rem;
  line-height: 1;
}

.exercise-row .method-video-link:hover,
.exercise-row .method-video-link:focus-visible {
  background: #ff5a00;
  color: #080808;
  box-shadow: 0 0 35px #ff5a0033;
  transform: translateY(-2px);
}

.exercise-row .method-video-link:hover b,
.exercise-row .method-video-link:focus-visible b {
  background: #080808;
  color: #ff5a00;
}

.protocol-context {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 22px;
  align-items: center;
  margin-top: 34px;
  padding: 15px 20px;
  border: 1px solid #ff5a0048;
  border-bottom: 0;
  background: linear-gradient(90deg, #ff5a0012, transparent);
}

.protocol-context strong {
  color: #ff5a00;
  font-size: .68rem;
  letter-spacing: .15em;
  text-transform: uppercase;
}

.protocol-context p {
  margin: 0;
  color: #aaa;
  font-size: .85rem;
  line-height: 1.45;
}

.protocol-context + .protocol-equation {
  margin-top: 0;
  border-top-color: #ff5a0028;
}

@media (min-width: 521px) and (max-width: 850px) {
  .protocol-equation {
    grid-template-columns: 1fr auto 1fr auto 1fr auto 1fr auto 1.2fr;
    gap: 5px;
  }

  .protocol-equation em {
    display: block;
    align-self: center;
    font-size: 1rem;
  }

  .protocol-equation .total {
    grid-column: auto;
  }
}

@media (max-width: 650px) {
  .protocol-context {
    grid-template-columns: 1fr;
    gap: 7px;
    padding: 14px 16px;
  }
}