.chat-proof {
  display: grid;
  gap: 22px;
}

.chat-proof,
.chat-proof *,
.chat-proof *::before,
.chat-proof *::after {
  box-sizing: border-box;
}

.chat-proof__boundary ul,
.chat-proof__refusals ul {
  margin: 12px 0 0;
}

.chat-proof__layout {
  display: grid;
  grid-template-columns: minmax(0, 0.72fr) minmax(320px, 1fr);
  gap: 18px;
  align-items: start;
}

.chat-proof__composer,
.chat-proof__sources,
.chat-proof__answer,
.chat-proof__request,
.chat-proof__refusals,
.chat-proof__advanced {
  border-radius: 8px;
  min-width: 0;
}

.chat-proof__field {
  display: grid;
  gap: 8px;
  margin-bottom: 16px;
}

.chat-proof__label {
  color: var(--playbook-ink);
  font-size: 12px;
  font-weight: 950;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.chat-proof__mode-row {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.chat-proof__mode-row label {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  min-height: 38px;
  padding: 7px 10px;
  border: 1px solid #D7DDE4;
  border-radius: 8px;
  background: #FFFFFF;
  color: var(--playbook-ink);
  font-weight: 850;
  cursor: pointer;
}

.chat-proof__mode-row input {
  accent-color: var(--playbook-red);
}

.chat-proof textarea {
  width: 100%;
  min-height: 180px;
  resize: vertical;
  padding: 12px 13px;
  border: 1px solid #CBD5E1;
  border-radius: 8px;
  background: #FFFFFF;
  color: var(--playbook-ink);
  font: inherit;
  line-height: 1.5;
}

.chat-proof textarea:focus {
  outline: 2px solid rgba(235, 23, 0, 0.18);
  border-color: var(--playbook-red);
}

.chat-proof__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 14px 0 12px;
}

.chat-proof__actions button {
  flex: 0 1 auto;
  min-height: 38px;
  padding: 8px 11px;
  border: 1px solid #F3B4A6;
  border-radius: 8px;
  background: #FFFFFF;
  color: var(--playbook-red-deep);
  font: inherit;
  font-size: 12px;
  font-weight: 900;
  cursor: pointer;
}

.chat-proof__actions button:hover {
  background: var(--playbook-pale);
  border-color: #E78C7D;
}

.chat-proof__actions button:disabled {
  cursor: not-allowed;
  opacity: 0.58;
}

.chat-proof__status {
  padding: 10px 12px;
  border: 1px solid #E1E5EA;
  border-left: 4px solid var(--playbook-red);
  border-radius: 8px;
  background: #FAFBFC;
  color: #4B5563;
  font-size: 13px;
}

.chat-proof__source-list {
  display: grid;
  gap: 10px;
  margin-top: 14px;
  max-height: 620px;
  overflow: auto;
  padding-right: 4px;
}

.chat-proof__source-card {
  display: grid;
  gap: 7px;
  padding: 12px;
  border: 1px solid #E1E5EA;
  border-radius: 8px;
  background: #FAFBFC;
}

.chat-proof__source-card label {
  display: flex;
  gap: 9px;
  align-items: flex-start;
  color: var(--playbook-ink);
  font-weight: 900;
  line-height: 1.35;
}

.chat-proof__source-card input {
  margin-top: 3px;
  accent-color: var(--playbook-red);
}

.chat-proof__source-meta,
.chat-proof__source-summary {
  margin: 0;
  color: #4B5563;
  font-size: 12.5px;
  line-height: 1.45;
}

.chat-proof__answer-text {
  margin-top: 14px;
  color: var(--playbook-ink);
  font-size: 16px;
  line-height: 1.6;
  white-space: pre-wrap;
}

.chat-proof__citation-list {
  display: grid;
  gap: 8px;
  margin-top: 16px;
}

.chat-proof__citation {
  padding: 10px 12px;
  border: 1px solid #E1E5EA;
  border-left: 4px solid var(--playbook-red);
  border-radius: 8px;
  background: #FFFFFF;
  font-size: 13px;
}

.chat-proof__citation strong {
  color: var(--playbook-ink);
}

.chat-proof__metadata {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 8px;
  margin: 16px 0 0;
}

.chat-proof__metadata div {
  padding: 10px 12px;
  border: 1px solid #E1E5EA;
  border-radius: 8px;
  background: #FAFBFC;
}

.chat-proof__metadata dt {
  color: #667085;
  font-size: 11px;
  font-weight: 950;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.chat-proof__metadata dd {
  margin: 4px 0 0;
  color: var(--playbook-ink);
  font-size: 13px;
  font-weight: 820;
  overflow-wrap: anywhere;
}

.chat-proof__request pre {
  max-height: 380px;
}

.chat-proof__answer h3,
.chat-proof__advanced h2 {
  margin-top: 18px;
}

.chat-proof__advanced details {
  display: grid;
  gap: 16px;
}

.chat-proof__advanced summary {
  cursor: pointer;
  color: var(--playbook-ink);
  font-weight: 950;
}

.chat-proof__advanced-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(280px, 0.72fr);
  gap: 18px;
  margin-top: 16px;
}

.chat-proof__advanced-pane {
  min-width: 0;
}

@media (max-width: 980px) {
  .chat-proof__layout,
  .chat-proof__advanced-grid {
    grid-template-columns: 1fr;
  }

  .chat-proof__source-list {
    max-height: none;
  }
}

@media (max-width: 620px) {
  .chat-proof__actions button {
    flex: 1 1 140px;
  }
}