.document-chat {
  margin-top: 22px;
  padding-top: 18px;
  border-top: 1px solid var(--line);
}

.document-chat-heading,
.document-chat-launch-controls {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 16px;
}

.document-chat-heading h3 {
  margin: 3px 0 0;
  color: var(--ink);
  font-family: var(--serif);
  font-size: 20px;
  font-weight: 500;
}

.document-chat-heading .eyebrow {
  margin: 0;
}

.document-chat-note,
.document-chat-privacy,
.document-chat-token-count {
  margin: 6px 0 0;
  color: var(--muted);
  font-size: 10px;
  line-height: 1.5;
}

.document-chat-launch-controls {
  flex: 0 0 auto;
}

.document-chat-model-select {
  min-width: 215px;
  display: grid;
  gap: 5px;
}

.document-chat-model-select > span,
.document-chat-form > label {
  color: var(--muted);
  font-size: 10px;
  font-weight: 700;
}

.document-chat-model-select select,
.document-chat-form input {
  min-height: 40px;
  padding: 8px 10px;
  border: 1px solid var(--line-strong);
  border-radius: 8px;
  background: var(--surface);
  color: var(--ink);
  font: inherit;
  font-size: 12px;
}

.document-chat-model-select select:focus-visible,
.document-chat-form input:focus-visible {
  outline: 3px solid color-mix(in srgb, var(--water) 28%, transparent);
  outline-offset: 1px;
  border-color: var(--water);
}

.document-chat-panel {
  margin-top: 14px;
}

.document-chat-context {
  margin-top: 12px;
  padding: 10px 12px;
  border: 1px solid var(--line);
  border-radius: 9px;
  background: var(--surface);
  color: var(--ink-soft);
}

.document-chat-context summary {
  width: fit-content;
  color: var(--forest-dark);
  font-size: 11px;
  font-weight: 700;
  cursor: pointer;
}

.document-chat-context > p {
  margin: 9px 0 0;
  color: var(--muted);
  font-size: 10px;
  line-height: 1.45;
}

.document-chat-context-options {
  margin-top: 10px;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 8px 12px;
}

.document-chat-context-options label {
  min-width: 0;
  display: flex;
  align-items: flex-start;
  gap: 7px;
  color: var(--ink-soft);
  font-size: 10px;
  line-height: 1.4;
  cursor: pointer;
}

.document-chat-context-options input {
  width: 14px;
  height: 14px;
  margin: 1px 0 0;
  flex: 0 0 auto;
  accent-color: var(--forest);
}

.document-chat-context ul {
  margin: 8px 0 0;
  padding-left: 18px;
  display: flex;
  flex-wrap: wrap;
  gap: 4px 22px;
  color: var(--muted);
  font-size: 9px;
}

.document-chat-model-consent,
.document-chat-progress {
  margin-top: 12px;
  padding: 12px 14px;
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 10px 14px;
  border: 1px solid var(--line);
  border-radius: 9px;
  background: var(--surface-muted);
}

.document-chat-model-consent p {
  margin: 0;
  flex: 1 1 420px;
  color: var(--ink-soft);
  font-size: 11px;
  line-height: 1.5;
}

.document-chat-progress > span {
  min-width: 180px;
  color: var(--ink-soft);
  font-size: 11px;
}

.document-chat-progress progress {
  width: min(320px, 100%);
  height: 9px;
  accent-color: var(--forest);
}

.document-chat-progress small {
  color: var(--muted);
  font-family: var(--mono);
  font-size: 9px;
}

.document-chat-license-acknowledgement {
  margin: 8px 0;
  display: flex;
  align-items: flex-start;
  gap: 7px;
  color: var(--ink-soft);
  font-size: 10px;
  line-height: 1.4;
  cursor: pointer;
}

.document-chat-license-acknowledgement input {
  width: 14px;
  height: 14px;
  margin: 1px 0 0;
  flex: 0 0 auto;
  accent-color: var(--forest);
}

.document-chat-error {
  margin: 12px 0 0;
  padding: 10px 12px;
  border-left: 3px solid var(--signal);
  border-radius: 6px;
  background: #fff8f7;
  color: #8b4139;
  font-size: 11px;
  line-height: 1.5;
  overflow-wrap: anywhere;
}

.document-chat-token-count {
  font-family: var(--mono);
}

.document-chat-transcript {
  max-height: 420px;
  margin-top: 13px;
  padding: 2px 4px 2px 0;
  display: grid;
  gap: 10px;
  overflow-y: auto;
  scrollbar-color: var(--line-strong) transparent;
  scrollbar-width: thin;
}

.document-chat-message {
  min-width: 0;
  padding: 10px 12px;
  border-left: 3px solid var(--line-strong);
  background: var(--surface-muted);
}

.document-chat-message--user {
  border-left-color: var(--water);
  background: color-mix(in srgb, var(--water) 12%, var(--surface));
}

.document-chat-message--user h4 {
  color: var(--water);
}

.document-chat-message--assistant {
  border-left-color: var(--forest);
}

.document-chat-message h4 {
  margin: 0 0 5px;
  color: var(--muted);
  font-size: 9px;
  font-weight: 700;
  text-transform: uppercase;
}

.document-chat-message > p {
  margin: 0;
  color: var(--ink-soft);
  font-size: 12px;
  line-height: 1.55;
  white-space: pre-wrap;
  overflow-wrap: anywhere;
}

.document-chat-citations {
  margin-top: 8px;
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 7px 14px;
  color: var(--forest-dark);
  font-size: 9px;
  overflow-wrap: anywhere;
}

.document-chat-citations a {
  color: var(--forest-dark);
  text-underline-offset: 2px;
}

.document-chat-citations small {
  color: var(--muted);
  font-family: var(--mono);
}

.document-chat-unverified {
  margin: 8px 0 0;
  color: #8b5d24;
  font-size: 10px;
  line-height: 1.45;
}

.document-chat-form {
  margin-top: 13px;
  display: grid;
  gap: 6px;
}

.document-chat-form > div {
  display: flex;
  align-items: center;
  gap: 8px;
}

.document-chat-form input {
  min-width: 0;
  flex: 1 1 auto;
}

.document-chat-form .run-button,
.document-chat-form .secondary-button {
  min-height: 40px;
}

@media (max-width: 700px) {
  .document-chat-heading,
  .document-chat-launch-controls {
    align-items: stretch;
    flex-direction: column;
  }

  .document-chat-launch-controls {
    width: 100%;
  }

  .document-chat-model-select {
    min-width: 0;
  }

  .document-chat-context-options {
    grid-template-columns: minmax(0, 1fr);
  }

  .document-chat-form > div {
    align-items: stretch;
    flex-wrap: wrap;
  }

  .document-chat-form input {
    flex-basis: 100%;
  }

  .document-chat-form .run-button,
  .document-chat-form .secondary-button {
    flex: 1 1 auto;
  }
}