.rag-layout {
  display: grid;
  grid-template-columns: 360px minmax(0, 1fr);
  min-height: calc(100vh - 54px);
}

.knowledge {
  padding: 26px 22px;
  border-right: 1px solid #e1e7f0;
  background: #fff;
}

.knowledge h2 {
  display: flex;
  align-items: center;
  gap: 10px;
  margin: 0 0 20px;
  font-size: 24px;
  line-height: 1;
}

.kb-icon {
  color: var(--blue);
  font-size: 18px;
}

.kb-section {
  margin-bottom: 18px;
}

.knowledge h3,
.rag-content label {
  display: flex;
  align-items: center;
  gap: 10px;
  margin: 0 0 14px;
  color: #111827;
  font-size: 14px;
  font-weight: 900;
}

.knowledge h3::before,
.rag-content label::before {
  content: "";
  width: 3px;
  height: 20px;
  border-radius: 999px;
  background: var(--blue);
}

.knowledge h3 span,
.rag-content label span {
  color: var(--blue);
}

.toggle-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  margin-bottom: 14px;
}

.toggle-row b {
  color: #1f2937;
}

.toggle-row p {
  margin: 4px 0 0;
  color: var(--muted);
  font-size: 12px;
}

.upload {
  display: grid;
  place-items: center;
  min-height: 106px;
  margin-bottom: 10px;
  border-style: dashed;
  border-color: #d4deee;
  box-shadow: none;
  color: #7b879a;
  cursor: pointer;
  text-align: center;
}

.upload:hover {
  border-color: #8fb0ff;
  background: #f8fbff;
}

.upload-input {
  position: absolute;
  width: 1px;
  height: 1px;
  opacity: 0;
  pointer-events: none;
}

.upload-icon {
  color: #75849c;
  font-size: 22px;
}

.upload b,
.upload small {
  display: block;
}

.upload small {
  color: #a0abc0;
}

.index-actions {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 10px;
}

.index-actions .primary {
  width: 100%;
}

.index-actions .flat {
  border-color: transparent;
}

.indexed {
  margin-top: 12px;
  padding: 11px 12px;
  border-radius: 8px;
  background: #e1f8ea;
  color: #14824c;
  font-weight: 900;
}

.search-line,
.ask-line {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 8px;
}

.search-line input,
.ask-line input {
  min-height: 38px;
  padding: 0 14px;
  border: 1px solid var(--line);
  border-radius: 8px;
  outline: none;
  color: #334155;
}

.search-line button {
  min-width: 54px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #fff;
  color: #111827;
  font-weight: 900;
}

.file-list {
  display: grid;
  gap: 12px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.file-list li {
  display: grid;
  grid-template-columns: 22px 1fr;
  color: #253044;
}

.file-list i {
  grid-row: span 2;
  color: var(--blue);
  font-style: normal;
}

.file-list b {
  font-size: 14px;
}

.file-list small {
  color: var(--muted);
}

.rag-content {
  padding: 28px 34px;
}

.ask-box {
  margin-bottom: 22px;
}

.ask-line {
  grid-template-columns: minmax(0, 1fr) 136px;
}

.ask-line input {
  min-height: 50px;
  font-size: 16px;
}

.ask-line .btn {
  min-height: 50px;
  font-size: 16px;
}

.chips {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  margin-top: 14px;
  color: var(--muted);
}

.answer {
  margin-top: 0;
  padding: 24px;
  border: 2px solid var(--blue);
  box-shadow: none;
}

.answer-head,
.answer-actions {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}

.answer h3 {
  display: flex;
  align-items: center;
  gap: 10px;
  margin: 0;
  font-size: 18px;
}

.answer p {
  margin: 18px 0;
  padding-bottom: 18px;
  border-bottom: 1px solid #e7ecf4;
  color: #334155;
  font-size: 17px;
  line-height: 1.8;
}

.answer sup {
  display: inline-grid;
  width: 18px;
  height: 18px;
  place-items: center;
  border-radius: 5px;
  background: #eaf1ff;
  color: var(--blue);
  font-size: 11px;
  font-weight: 900;
}

.answer-actions small {
  margin-left: auto;
  color: #97a4ba;
  font-weight: 800;
}

.section-title {
  display: flex;
  align-items: center;
  gap: 12px;
  margin: 24px 0 14px;
  font-size: 24px;
}

.section-title small {
  color: var(--muted);
  font-size: 14px;
  font-weight: 800;
}

.source-list {
  display: grid;
  gap: 14px;
}

.source {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 1fr) 120px 42px;
  align-items: center;
  gap: 14px;
  min-height: 80px;
  padding: 16px 18px;
}

.source b {
  display: flex;
  align-items: center;
  gap: 10px;
}

.source b span {
  display: grid;
  width: 24px;
  height: 24px;
  place-items: center;
  border-radius: 7px;
  background: #eaf1ff;
  color: var(--blue);
  font-size: 13px;
}

.source p {
  margin: 8px 0 0 34px;
  color: #66738b;
}

.source i {
  display: block;
  width: 70px;
  height: 6px;
  justify-self: end;
  border-radius: 999px;
  background: #e6edf6;
}

.source i span {
  display: block;
  height: 100%;
  border-radius: inherit;
  background: #14b8a6;
}

.source:nth-child(3) i span {
  background: var(--blue);
}

.source em {
  color: #69758b;
  font-style: normal;
  font-weight: 900;
}

.kb-help {
  margin: 8px 0 0;
  color: var(--muted);
  font-size: 11.5px;
  line-height: 1.6;
}

/* 참고중인 파일 — 클릭하면 내용 열람, ✕로 삭제 */
.file-list li {
  position: relative;
  cursor: pointer;
  padding-right: 26px;
}

.file-list li:hover {
  background: #f5f8ff;
  border-radius: 7px;
}

.file-del {
  position: absolute;
  top: 50%;
  right: 4px;
  transform: translateY(-50%);
  width: 20px;
  height: 20px;
  border: 0;
  border-radius: 5px;
  background: transparent;
  color: #94a3b8;
  font-weight: 900;
  cursor: pointer;
  opacity: 0;
  transition: opacity 0.12s ease;
}

.file-list li:hover .file-del {
  opacity: 1;
}

.file-del:hover {
  background: #fdeaea;
  color: var(--red);
}

.doc-body {
  display: grid;
  gap: 10px;
}

.doc-chunk {
  margin: 0;
  padding: 12px 14px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #fff;
  color: #334155;
  font-size: 13px;
  line-height: 1.7;
}

.doc-no {
  display: inline-block;
  margin-right: 8px;
  padding: 1px 7px;
  border-radius: 999px;
  background: #eef4ff;
  color: var(--blue);
  font-size: 11px;
  font-weight: 800;
}

.doc-empty {
  color: var(--muted);
}

/* 웹에서 찾아 넣기 — 선택형 결과 */
.web-results {
  display: grid;
  gap: 6px;
  margin-top: 8px;
}

.web-results:empty {
  display: none;
}

.web-item {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 8px;
  padding: 8px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #fff;
  cursor: pointer;
}

.web-item input {
  margin-top: 3px;
}

.web-item b {
  font-size: 13px;
}

.web-item small {
  display: block;
  color: var(--blue);
  font-size: 11px;
}

.web-item p {
  margin: 4px 0 0;
  color: #64748b;
  font-size: 12px;
  line-height: 1.5;
}

.web-results .add-web {
  width: 100%;
  margin-top: 2px;
}

@media (max-width: 1200px) {
  .rag-layout {
    grid-template-columns: 1fr;
  }

  .knowledge {
    border-right: 0;
    border-bottom: 1px solid #e1e7f0;
  }
}