/* Keep this case study's diagram and evidence readable at narrow widths. */
.research-kernel-case .prose > section:first-child > h2 { margin-top: 0; }
.research-kernel-case .prose ol,
.research-kernel-case .prose ul { padding-inline-start: 1.4rem; }
.research-kernel-case .prose li + li { margin-top: .65rem; }
.research-kernel-case .prose code { overflow-wrap: anywhere; }

.rk-flow {
  padding: clamp(.75rem, 3vw, 1.5rem);
  border: 1px solid var(--line);
  background: var(--surface);
  text-align: center;
}
.rk-flow-node {
  min-width: 0;
  padding: 1rem;
  border: 1px solid var(--line-strong);
  background: var(--surface-2);
}
.rk-flow-node strong { display: block; font-size: 1rem; line-height: 1.4; }
.rk-flow-node > span { display: block; margin-top: .4rem; color: var(--muted); font-size: .875rem; line-height: 1.5; }
.rk-model, .rk-gate { max-width: 22rem; margin-inline: auto; }
.rk-gate { border: 2px solid var(--text); background: var(--surface); }
.rk-rejected { border-style: dashed; }
.research-kernel-case .rk-flow-connector { margin: .6rem 0; font-size: .875rem; line-height: 1.4; }
.rk-flow-connector > span { display: block; font-size: 1.25rem; }
.rk-flow-outcomes { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: .75rem; }
.rk-flow-branch { display: grid; grid-template-rows: auto 1fr; min-width: 0; }
.rk-flow-branch .rk-flow-connector { min-height: 3.25rem; }

.rk-command {
  padding: 1rem;
  border: 1px solid var(--line);
  background: var(--surface-2);
  white-space: pre-wrap;
  overflow-wrap: anywhere;
}
.research-kernel-case .rk-command code { padding: 0; font-size: .875rem; }
.research-kernel-case .claim-table { table-layout: fixed; }
.research-kernel-case .claim-table th:nth-child(1) { width: 41%; }
.research-kernel-case .claim-table th:nth-child(2) { width: 39%; }
.research-kernel-case .claim-table th:nth-child(3) { width: 20%; }
.research-kernel-case .claim-table .status { overflow-wrap: normal; word-break: normal; }

@media (max-width: 680px) {
  .research-kernel-case .claim-table,
  .research-kernel-case .claim-table tbody,
  .research-kernel-case .claim-table tr,
  .research-kernel-case .claim-table td { display: block; width: 100%; }
  .research-kernel-case .claim-table thead {
    position: absolute;
    width: 1px;
    height: 1px;
    overflow: hidden;
    clip-path: inset(50%);
    white-space: nowrap;
  }
  .research-kernel-case .claim-table tbody tr { border: 1px solid var(--line); margin-bottom: 1rem; }
  .research-kernel-case .claim-table td { border: 0; padding: .75rem 1rem; }
  .research-kernel-case .claim-table td + td { border-top: 1px solid var(--line); }
  .research-kernel-case .claim-table td::before {
    content: attr(data-label);
    display: block;
    margin-bottom: .3rem;
    color: var(--muted);
    font-size: .8rem;
    font-weight: 500;
    letter-spacing: .04em;
    text-transform: uppercase;
  }
  .rk-flow-node { padding: .75rem .5rem; }
}