.proof-metrics {
  margin-top: 1.5rem;
}

.proof-source-state {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  margin-top: 1rem;
  padding: 0.8rem 1rem;
  border: 1px solid var(--border);
  background: rgba(10, 10, 15, 0.76);
}

.proof-fingerprint {
  color: var(--text-faint);
  font-size: 10px;
  word-break: break-all;
  text-align: right;
}

.proof-workspace {
  display: grid;
  grid-template-columns: minmax(260px, 0.8fr) minmax(0, 1.8fr);
  gap: 1rem;
  align-items: start;
}

.proof-browser,
.proof-detail {
  min-width: 0;
}

.proof-browser {
  position: sticky;
  top: 76px;
}

.proof-browser-head,
.proof-detail-head {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  align-items: flex-start;
}

.proof-kicker {
  color: var(--accent);
  font-size: 10px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  margin-bottom: 0.45rem;
}

.proof-filter-label {
  color: var(--text-faint);
  font-size: 10px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding-top: 0.3rem;
}

.proof-filter {
  width: 100%;
  margin-top: 0.7rem;
  border: 1px solid var(--border-hi);
  background: var(--bg);
  color: var(--text);
  padding: 0.7rem 0.8rem;
  outline: none;
}

.proof-filter:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 2px var(--accent-dim);
}

.proof-service-list {
  display: flex;
  flex-direction: column;
  gap: 0.45rem;
  margin-top: 0.9rem;
  max-height: min(64vh, 680px);
  overflow: auto;
}

.proof-service-button {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 0.25rem 0.75rem;
  width: 100%;
  text-align: left;
  border-color: var(--border);
  background: rgba(26, 26, 36, 0.72);
}

.proof-service-button[aria-pressed="true"] {
  border-color: var(--accent);
  background: var(--accent-dim);
}

.proof-service-name {
  min-width: 0;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  color: var(--text);
  font-size: 12px;
}

.proof-service-count {
  color: var(--accent);
  font-size: 10px;
  white-space: nowrap;
}

.proof-service-repo {
  grid-column: 1 / -1;
  min-width: 0;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  color: var(--text-faint);
  font-size: 10px;
}

.proof-empty,
.proof-detail-empty p,
.proof-service-meta,
.proof-boundary p {
  color: var(--text-dim);
}

.proof-detail {
  min-height: 520px;
}

.proof-detail-empty {
  min-height: 450px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: flex-start;
  max-width: 620px;
}

.proof-detail-empty p {
  max-width: 580px;
}

.proof-api-link {
  flex-shrink: 0;
  font-size: 11px;
  text-decoration: none;
  border: 1px solid var(--border);
  padding: 0.5rem 0.7rem;
}

.proof-api-link:hover,
.proof-api-link:focus-visible {
  border-color: var(--accent);
}

.proof-service-meta {
  margin: 0;
  font-size: 11px;
  word-break: break-word;
}

.proof-evidence-banner {
  margin-top: 1.2rem;
  padding: 0.75rem 0.9rem;
  border-left: 2px solid var(--text-faint);
  background: rgba(10, 10, 15, 0.62);
  color: var(--text-dim);
  font-size: 11px;
}

.proof-evidence-banner[data-state="unavailable"] {
  border-left-color: var(--accent);
}

.proof-evidence-banner[data-state="verified"] {
  border-left-color: var(--green);
}

.proof-chain {
  margin-top: 1.5rem;
  display: flex;
  flex-direction: column;
  gap: 0;
}

.proof-node {
  position: relative;
  border: 1px solid var(--border-hi);
  background: rgba(17, 17, 24, 0.92);
  padding: 1rem 1.05rem;
}

.proof-node[data-kind="service"] {
  border-color: rgba(245, 166, 35, 0.48);
  box-shadow: inset 3px 0 0 var(--accent);
}

.proof-node[data-kind="repository"] {
  box-shadow: inset 3px 0 0 var(--text-dim);
}

.proof-node[data-kind="adr"] {
  box-shadow: inset 3px 0 0 rgba(74, 222, 128, 0.72);
}

.proof-node-type {
  color: var(--text-faint);
  font-size: 9px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.proof-node-title {
  display: block;
  margin-top: 0.25rem;
  color: var(--text);
  font-size: 13px;
  font-weight: 500;
  overflow-wrap: anywhere;
}

.proof-node-meta {
  display: block;
  margin-top: 0.35rem;
  color: var(--text-faint);
  font-size: 10px;
  overflow-wrap: anywhere;
}

.proof-node-state {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  margin-top: 0.55rem;
  color: var(--text-dim);
  font-size: 10px;
}

.proof-node-state::before {
  content: "";
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--green);
}

.proof-edge {
  display: grid;
  grid-template-columns: 16px minmax(0, 1fr);
  gap: 0.65rem;
  min-height: 58px;
  padding: 0.55rem 0 0.55rem 1.25rem;
  color: var(--text-faint);
}

.proof-edge-line {
  width: 1px;
  height: 100%;
  justify-self: center;
  background: linear-gradient(var(--accent), rgba(245, 166, 35, 0.18));
}

.proof-edge-copy {
  align-self: center;
}

.proof-edge-relation {
  display: block;
  color: var(--accent);
  font-size: 10px;
  letter-spacing: 0.08em;
}

.proof-edge-rationale {
  display: block;
  margin-top: 0.2rem;
  color: var(--text-faint);
  font-size: 10px;
}

.proof-governance-group {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(230px, 1fr));
  gap: 0.65rem;
}

.proof-governance-group .proof-node {
  height: 100%;
}

.proof-provenance {
  margin-top: 1.8rem;
  padding-top: 1.4rem;
  border-top: 1px solid var(--border);
}

.proof-provenance h3 {
  font-size: 1.05rem;
}

.proof-provenance dl {
  display: grid;
  gap: 0;
  margin: 0.8rem 0 0;
}

.proof-provenance div {
  display: grid;
  grid-template-columns: minmax(120px, 0.35fr) minmax(0, 1fr);
  gap: 1rem;
  padding: 0.55rem 0;
  border-top: 1px solid var(--border);
}

.proof-provenance dt {
  color: var(--text-faint);
  font-size: 10px;
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

.proof-provenance dd {
  margin: 0;
  color: var(--text-dim);
  font-size: 11px;
  overflow-wrap: anywhere;
}

.proof-boundary code {
  word-break: break-word;
}

@media (max-width: 860px) {
  .proof-workspace {
    grid-template-columns: 1fr;
  }

  .proof-browser {
    position: static;
  }

  .proof-service-list {
    max-height: 340px;
  }
}

@media (max-width: 560px) {
  .proof-source-state,
  .proof-browser-head,
  .proof-detail-head {
    align-items: stretch;
    flex-direction: column;
  }

  .proof-fingerprint {
    text-align: left;
  }

  .proof-provenance div {
    grid-template-columns: 1fr;
    gap: 0.2rem;
  }
}