.portfolio-brief {
  display: grid;
  grid-template-columns: 0.72fr 1.28fr;
  gap: 54px;
  padding: 72px max(24px, calc((100vw - var(--max-width)) / 2));
  border-top: 1px solid var(--line);
  background: var(--surface);
}

.portfolio-brief-heading h2 {
  margin: 0;
  font-size: clamp(32px, 3.6vw, 48px);
  line-height: 1.12;
}

.portfolio-brief-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  border: 1px solid var(--ink);
}

.portfolio-brief-grid article,
.evidence-grid article {
  padding: 26px 24px 30px;
  border-right: 1px solid var(--line);
}

.portfolio-brief-grid article:last-child,
.evidence-grid article:last-child {
  border-right: 0;
}

.portfolio-brief-grid span,
.evidence-grid span,
.review-route,
.link-status {
  font: 900 10px/1.4 ui-monospace, SFMono-Regular, Menlo, monospace;
  letter-spacing: 0.08em;
}

.portfolio-brief-grid span,
.evidence-grid span {
  color: var(--blue);
}

.portfolio-brief-grid h3,
.evidence-grid h3 {
  margin: 18px 0 9px;
  font-size: 17px;
  line-height: 1.35;
}

.portfolio-brief-grid p,
.evidence-grid p {
  margin: 0;
  color: var(--muted);
  font-size: 13px;
  line-height: 1.7;
}

.review-route {
  display: flex;
  grid-column: 2;
  align-items: center;
  gap: 12px;
  padding: 14px 16px;
  border: 1px solid var(--ink);
  border-top: 0;
}

.review-route > span {
  margin-right: auto;
  color: var(--blue);
}

.review-route a {
  min-height: 44px;
  display: inline-flex;
  align-items: center;
  text-decoration: underline;
  text-underline-offset: 4px;
}

.link-status {
  display: inline-flex;
  padding: 7px 9px;
  border: 1px solid var(--line);
  color: var(--muted) !important;
}

.evidence {
  background: #dfdcd5;
}

.evidence-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  border: 1px solid var(--ink);
  background: var(--surface);
}

.evidence-manifest {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 34px;
  margin-top: 22px;
  padding: 28px 30px;
  border: 1px solid var(--ink);
  background: var(--ink);
  color: white;
}

.evidence-manifest > div {
  max-width: 720px;
}

.evidence-manifest > div > span {
  color: var(--acid);
  font: 900 10px/1.4 ui-monospace, SFMono-Regular, Menlo, monospace;
  letter-spacing: 0.08em;
}

.evidence-manifest h3 {
  margin: 12px 0 7px;
  font-size: 21px;
}

.evidence-manifest p {
  margin: 0;
  color: #c6cabe;
  font-size: 13px;
}

.evidence-manifest .button {
  flex: 0 0 auto;
  background: var(--acid);
  color: var(--ink);
}

@media (max-width: 900px) {
  .portfolio-brief {
    grid-template-columns: 1fr;
  }

  .review-route {
    grid-column: 1;
  }

  .evidence-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .evidence-grid article:nth-child(2) {
    border-right: 0;
  }

  .evidence-grid article:nth-child(n + 3) {
    border-top: 1px solid var(--line);
  }

  .evidence-manifest {
    align-items: flex-start;
    flex-direction: column;
  }
}

@media (max-width: 640px) {
  .portfolio-brief {
    gap: 34px;
    padding: 64px 16px;
  }

  .portfolio-brief-grid,
  .evidence-grid {
    grid-template-columns: 1fr;
  }

  .portfolio-brief-grid article,
  .evidence-grid article {
    border-top: 1px solid var(--line);
    border-right: 0;
  }

  .portfolio-brief-grid article:first-child,
  .evidence-grid article:first-child {
    border-top: 0;
  }

  .review-route {
    align-items: flex-start;
    flex-direction: column;
    gap: 2px;
  }

  .review-route i {
    display: none;
  }

  .evidence-manifest {
    padding: 25px 20px;
  }

  .evidence-manifest .button {
    width: 100%;
  }
}