/* edu-page-02.css */
/* ==================== 4요소 카드 — 개념/예시 2문장 레이아웃 ==================== */
#s07 .feature-body,
.fbviz-desc-text .feature-body {
  margin: 0;
}
#s07 .feature-def,
.fbviz-desc-text .feature-def {
  font-size: var(--fs-sm);
  font-weight: 400;
  color: var(--text);
  margin: 0 0 8px;
  line-height: 1.65;
}
#s07 .feature-ex,
.fbviz-desc-text .feature-ex {
  display: flex;
  align-items: flex-start;
  gap: 8px;
  margin: 0;
  font-size: 0.82rem;
  color: var(--text-muted);
  line-height: 1.7;
}
#s07 .feature-ex-tag,
.fbviz-desc-text .feature-ex-tag {
  flex-shrink: 0;
  font-size: 10px;
  font-weight: 700;
  padding: 2px 6px;
  border-radius: 4px;
  background: var(--bg-card-2);
  border: 1px solid var(--border-soft);
  color: var(--text-muted);
  letter-spacing: 0.02em;
  margin-top: 2px;
}
#s07 .feature-ex-text,
.fbviz-desc-text .feature-ex-text {
  flex: 1;
  min-width: 0;
}

/* ==================== FBVIZ — 4요소 인터랙티브 도식 (#s07 전용) ==================== */
/*
  클래스 접두어 fbviz- 로 격리.
  좌측 색막대(border-left) 미사용 — callouts.css 클리셰 금지 준수.
*/

/* fbviz 토글 버튼 (#fbviz-bar) */
.toggle-btn {
  background: var(--bg-card-2);
  border: 1px solid var(--border);
  color: var(--text-dim);
  padding: 8px 14px;
  border-radius: 6px;
  cursor: pointer;
  font-size: 12px;
  font-family: inherit;
  transition: all 0.15s ease;
}
.toggle-btn:hover { color: var(--text); border-color: var(--accent); }
.toggle-btn.active {
  background: var(--accent);
  color: var(--bg);
  border-color: var(--accent);
  font-weight: 600;
}

.fbviz-wrap {
  background: transparent;
  border: none;
  border-radius: 0;
  padding: 0;
  box-shadow: none;
  margin: 8px 0 20px;
}
/* 토글 버튼 바 */
.fbviz-toggle-bar {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  margin-bottom: 16px;
  align-items: center;
}
.fbviz-bar-label {
  font-size: 12px;
  font-weight: 700;
  color: var(--text-muted);
  letter-spacing: 0.5px;
  margin-right: 4px;
}
/* 풍력 그래프 단독 — 단일 컬럼 중앙 배치 */
.fbviz-wind-solo {
  margin-bottom: 8px;
}
.fbviz-wind-card {
  /* max-width: 680px; */
  margin: 0 auto;
}
/* 각 그래프 카드 */
.fbviz-graph-card {
  background: var(--bg-card-2);
  border: 1px solid var(--border-soft);
  border-radius: 8px;
  overflow: hidden;
}
.fbviz-graph-header {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 10px 14px 0;
  font-size: 18px;
  font-weight: 700;
  color: var(--text);
}
.fbviz-domain-chip {
  display: inline-block;
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 1px;
  text-transform: uppercase;
  padding: 3px 8px;
  border-radius: 999px;
  background: var(--accent-soft);
  color: var(--accent);
  margin-left: 4px;
}
.fbviz-graph-sub {
  padding: 2px 14px 8px;
  font-size: 11px;
  color: var(--text-muted);
}
.fbviz-svg-wrap { padding: 8px 12px 4px; }
.fbviz-graph-svg { display: block; width: 100%; height: auto; }
/* 범례 */
.fbviz-legend {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 16px;
  padding: 10px 14px;
  border-top: 1px solid var(--border-soft);
  background: var(--bg-card);
}
.fbviz-legend-item {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 16px;
  color: var(--text-dim);
}
/* 설명 패널 */
.fbviz-desc-panel {
  background: var(--bg-card-2);
  border: 1px solid var(--border-soft);
  border-radius: 8px;
  padding: 14px 18px;
  min-height: 60px;
  transition: background 0.15s ease, border-color 0.15s ease;
}
.fbviz-desc-panel.fbviz-hl-class    { border-color: var(--accent);   background: rgba(14,138,130,0.06); }
.fbviz-desc-panel.fbviz-hl-instance { border-color: #b16c2b;         background: rgba(177,108,43,0.06); }
.fbviz-desc-panel.fbviz-hl-objprop  { border-color: var(--accent);   background: rgba(14,138,130,0.06); }
.fbviz-desc-panel.fbviz-hl-dataprop { border-color: var(--accent-2); background: rgba(69,97,214,0.06); }
.fbviz-desc-label {
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  color: var(--text-muted);
  margin-bottom: 5px;
}
.fbviz-desc-text {
  font-size: 0.93rem;
  color: var(--text);
  line-height: 1.65;
}
.fbviz-desc-text strong { color: var(--accent); }
.fbviz-desc-panel.fbviz-hl-instance .fbviz-desc-text strong { color: #b16c2b; }
.fbviz-desc-panel.fbviz-hl-dataprop .fbviz-desc-text strong { color: var(--accent-2); }

/* g08-sec · g08-h3 · g08-lead — page-09-graphdb 와 동일 */
#s07 .g08-sec {
  --g08-section-gap: 36px;
  margin-top: 36px;
  margin-bottom: var(--g08-section-gap);
  padding-bottom: var(--g08-section-gap);
  border-bottom: 1px solid var(--border-soft);
  font-size: 14px;
  line-height: 1.75;
  color: var(--text-dim);
}
#s07 .g08-h3 {
  margin: 0 0 14px;
  font-size: 18px;
  font-weight: 800;
  color: var(--text);
  letter-spacing: -0.2px;
  display: flex;
  align-items: baseline;
  flex-wrap: wrap;
  gap: 8px;
}
#s07 .g08-lead {
  margin: 0 0 18px;
  font-size: 14px;
  line-height: 1.75;
  color: var(--text-dim);
}
#s07 .g08-lead-top { margin-top: 0; }
#s07 .g08-lead strong { color: var(--text); font-weight: 700; }

/* ==================== 문서 ↔ 4요소 추출 보드 (#s07) ==================== */

.fbviz-extract-board {
  margin: 0 0 8px;
  border: 1px solid var(--border);
  border-radius: 12px;
  overflow: hidden;
  background: var(--bg-card-2);
  box-shadow: var(--shadow);
}

/* 2열: 문서 | 추출 — 같은 행 높이에 맞춰 sheet 늘림 */
.fbviz-extract-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  gap: 0;
  align-items: stretch;
  border: none;
  border-radius: 0;
  overflow: visible;
  background: var(--bg-card-2);
  box-shadow: none;
}

/* 열 제목 */
.fbviz-col-head {
  margin: 0 0 8px;
  padding: 0 0 6px;
  font-size: 0.95rem;
  font-weight: 800;
  color: var(--text);
  letter-spacing: -0.01em;
  border-bottom: 2px solid var(--border);
}

/* ── 좌: 원천 문서 (종이 형태) ── */
.fbviz-doc-panel {
  display: flex;
  flex-direction: column;
  min-width: 0;
  min-height: 100%;
  padding: 12px 14px 12px;
  border-right: 1px solid var(--border-soft);
  background: var(--bg-card-2);
}
.fbviz-doc-sheet {
  flex: 1 1 auto;
  display: flex;
  flex-direction: column;
  position: relative;
  background: #fff;
  padding: 18px 20px 20px;
  box-shadow: 0 1px 4px rgba(15, 23, 42, 0.07);
  border: 1px solid rgba(15, 23, 42, 0.08);
  transition: box-shadow 0.2s ease, border-color 0.2s ease, background 0.2s ease;
}
.fbviz-doc-sheet.is-hl-class {
  border-color: rgba(14, 138, 130, 0.45);
  box-shadow:
    0 0 0 3px rgba(14, 138, 130, 0.12),
    0 1px 4px rgba(15, 23, 42, 0.07);
  background: rgba(14, 138, 130, 0.03);
}
.fbviz-doc-sheet.is-hl-class::after {
  content: "문서 전체에서 반복되는 종류";
  position: absolute;
  top: 10px;
  right: 12px;
  font-size: 0.62rem;
  font-weight: 700;
  letter-spacing: 0.02em;
  padding: 3px 8px;
  border-radius: 999px;
  background: rgba(14, 138, 130, 0.12);
  border: 1px solid rgba(14, 138, 130, 0.35);
  color: #0a6b64;
  pointer-events: none;
}
.fbviz-doc-masthead {
  margin-bottom: 16px;
  padding-bottom: 12px;
  border-bottom: 1.5px solid #1a1a1a;
  text-align: center;
}
.fbviz-doc-title {
  margin: 0 0 5px;
  font-size: 0.95rem;
  font-weight: 700;
  color: #1a1a1a;
  letter-spacing: -0.01em;
}
.fbviz-doc-meta {
  margin: 0;
  font-size: 0.72rem;
  color: #555;
}
.fbviz-doc-body {
  font-size: 0.8rem;
  line-height: 1.72;
  color: #2a2a2a;
}
.fbviz-doc-sec {
  margin-bottom: 10px;
}
.fbviz-doc-sec:last-child { margin-bottom: 0; }
.fbviz-doc-sec-title {
  margin: 0 0 5px;
  font-size: 0.82rem;
  font-weight: 700;
  color: #1a1a1a;
}
.fbviz-doc-p { margin: 0; text-align: justify; }

/* 보고서 내 표 */
.fbviz-doc-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.76rem;
  margin-top: 4px;
}
.fbviz-doc-table th,
.fbviz-doc-table td {
  border: 1px solid #bbb;
  padding: 5px 8px;
  text-align: center;
}
.fbviz-doc-table th {
  background: #f0f0f0;
  font-weight: 600;
  color: #333;
}
.fbviz-doc-table td:first-child {
  text-align: left;
  font-weight: 600;
}

/* 문서 내 강조 — 기본 중립, 토글 시에만 점등 */
.fbviz-doc-body .fbviz-hl {
  padding: 0 1px;
  border-radius: 0;
  font-style: normal;
  font-weight: inherit;
  background: none;
  color: inherit;
  box-shadow: none;
  text-decoration: none;
  transition: color 0.18s ease, box-shadow 0.18s ease, text-decoration 0.18s ease;
}
.fbviz-doc-body.is-hl-instance .fbviz-hl-inst {
  color: #1e4a9e;
  box-shadow: inset 0 -0.55em 0 rgba(44, 95, 200, 0.28);
}
.fbviz-doc-body.is-hl-dataprop .fbviz-hl-dat {
  color: #92400e;
  box-shadow: inset 0 -0.55em 0 rgba(217, 119, 6, 0.32);
}
.fbviz-doc-body.is-hl-objprop .fbviz-hl-obj {
  color: #0a6b64;
  font-weight: 600;
  text-decoration: underline;
  text-decoration-color: rgba(14, 138, 130, 0.65);
  text-underline-offset: 3px;
  text-decoration-thickness: 2px;
}

/* ── 우: 추출 패널 ── */
.fbviz-extract-panel {
  display: flex;
  flex-direction: column;
  min-width: 0;
  min-height: 100%;
  padding: 12px 14px 12px;
  background: var(--bg-card-2);
}
.fbviz-extract-sheet {
  flex: 1 1 auto;
  display: flex;
  flex-direction: column;
  background: var(--bg-card);
  padding: 0;
  border: 1px solid var(--border-soft);
}
.fbviz-step-label {
  font-size: 0.92rem;
  font-weight: 600;
  letter-spacing: 0;
  color: var(--text-dim);
  margin: 0;
  padding: 12px 14px 10px;
  text-transform: none;
}
.fbviz-step-note {
  font-weight: 400;
  text-transform: none;
  letter-spacing: 0;
  color: var(--text-muted);
  font-size: 0.68rem;
}

/* 4요소 블록 — 클릭 토글 (시트 전폭, 선·호버로 구분) */
.fbviz-extract-list {
  display: flex;
  flex-direction: column;
  flex: 1 1 auto;
  gap: 0;
  min-height: 0;
  border-top: 1px solid var(--border);
}
.fbviz-extract-block {
  padding: 12px 14px;
  margin: 0;
  border: none;
  border-bottom: 1px solid var(--border);
  border-radius: 0;
  background: transparent;
  cursor: pointer;
  transition: background 0.15s ease, border-color 0.15s ease;
}
.fbviz-extract-block:last-child {
  flex: 1 1 auto;
  border-bottom: none;
}
.fbviz-extract-block:hover {
  background: rgba(15, 23, 42, 0.04);
}
.fbviz-extract-block:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: -2px;
}
.fbviz-extract-block.is-active.fbviz-extract-block--instance {
  background: rgba(44, 95, 200, 0.07);
}
.fbviz-extract-block.is-active.fbviz-extract-block--dataprop {
  background: rgba(217, 119, 6, 0.07);
}
.fbviz-extract-block.is-active.fbviz-extract-block--objprop {
  background: rgba(14, 138, 130, 0.07);
}
.fbviz-extract-block.is-active.fbviz-extract-block--class {
  background: rgba(14, 138, 130, 0.07);
}

.fbviz-extract-block-hd {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  margin-bottom: 6px;
  padding-bottom: 0;
  border-bottom: none;
}
.fbviz-extract-hint {
  flex-shrink: 0;
  font-size: 0.65rem;
  font-weight: 600;
  letter-spacing: 0.02em;
  padding: 2px 7px;
  border-radius: 999px;
  background: transparent;
  border: 1px solid var(--border-soft);
  color: var(--text-muted);
}
.fbviz-extract-block.is-active .fbviz-extract-hint {
  background: var(--accent-soft);
  border-color: var(--accent);
  color: var(--accent);
}
.fbviz-extract-block--class .fbviz-extract-hint {
  color: var(--text-muted);
}
.fbviz-extract-block--class.is-active .fbviz-extract-hint {
  background: rgba(14, 138, 130, 0.1);
  border-color: var(--accent);
  color: var(--accent);
}

.fbviz-extract-block-body {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 6px;
  font-size: 0.76rem;
  line-height: 1.4;
  margin-bottom: 3px;
}
.fbviz-extract-block-body--rel {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 4px 6px;
  width: 100%;
  padding: 5px 8px;
  border: 1px solid var(--border-soft);
  border-radius: 8px;
  background: rgba(15, 23, 42, 0.03);
}
.fbviz-extract-block-body--rel + .fbviz-extract-block-body--rel {
  margin-top: 6px;
}
.fbviz-extract-block-cap {
  font-size: 0.72rem;
  color: var(--text-muted);
  line-height: 1.4;
  margin: 0 0 8px;
}
.fbviz-extract-block-cap strong { color: var(--text-dim); font-weight: 600; }
.fbviz-extract-block-cap code { font-size: 0.92em; }

/* 요소 라벨 — 블록 제목 */
.fbviz-extract-block .fbviz-el-label {
  font-size: 0.9rem;
  font-weight: 800;
  letter-spacing: -0.02em;
  color: var(--text);
  line-height: 1.2;
}

/* 블록 본문 — 색상 통일 + 태그(pill) 형태 */
.fbviz-extract-block .fbviz-txt-sep {
  display: none;
}
.fbviz-extract-block .fbviz-txt,
.fbviz-extract-block .fbviz-txt--class,
.fbviz-extract-block .fbviz-txt--inst,
.fbviz-extract-block .fbviz-txt--obj,
.fbviz-extract-block .fbviz-txt--dat,
.fbviz-extract-block .fbviz-txt-dat-ctx {
  color: var(--text-dim);
  font-weight: 400;
  font-size: 0.76rem;
  line-height: 1.35;
}
.fbviz-extract-block-body:not(.fbviz-extract-block-body--rel) .fbviz-txt {
  display: inline-flex;
  align-items: center;
  padding: 3px 9px;
  border-radius: 999px;
  border: 1px solid var(--border-soft);
  background: rgba(15, 23, 42, 0.04);
}
.fbviz-extract-block-body--rel .fbviz-txt--inst {
  display: inline;
  padding: 0;
  border: none;
  background: none;
  border-radius: 0;
}
.fbviz-extract-block .fbviz-txt--obj {
  font-style: italic;
  font-weight: 600;
  padding: 0 1px;
  border: none;
  background: none;
  border-radius: 0;
  color: var(--accent);
}
.fbviz-extract-block .fbviz-txt--obj::before,
.fbviz-extract-block .fbviz-txt--obj::after {
  color: var(--text-muted);
  font-style: normal;
  font-size: 0.72rem;
}
.fbviz-extract-block .fbviz-txt--dat em {
  font-style: normal;
  font-weight: 500;
  color: inherit;
  font-size: inherit;
}
.fbviz-extract-block .fbviz-txt-dat-ctx {
  font-weight: 500;
  margin-right: 4px;
}
.fbviz-extract-block .fbviz-txt-dat-ctx::after {
  content: "·";
  margin-left: 4px;
  color: var(--text-muted);
  font-weight: 400;
}

/* 뽑은 단어 — 공통 베이스 (page-03 블록 외 사용 대비) */
.fbviz-txt { font-size: 0.82rem; }
.fbviz-txt--class    { color: #0a6b64; font-weight: 600; }
.fbviz-txt--inst     { color: #1e4a9e; font-weight: 600; }
.fbviz-txt--obj      { color: #0a6b64; font-style: italic; font-weight: 600; }
.fbviz-txt--obj::before { content: "— "; color: var(--text-muted); font-style: normal; }
.fbviz-txt--obj::after  { content: " →"; color: var(--text-muted); font-style: normal; }
.fbviz-txt--dat      { color: var(--text-dim); }
.fbviz-txt-dat-ctx  { color: var(--text-muted); font-weight: 500; }
.fbviz-txt--dat em   { font-style: normal; font-weight: 700; color: #92400e; }
.fbviz-txt-sep {
  color: var(--text-muted);
  margin: 0 2px;
  user-select: none;
}

/* 상단 범례 */
.fbviz-extract-legend {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 14px 22px;
  margin: 0;
  padding: 12px 16px;
  background: var(--bg-card-2);
  border-bottom: 1px solid var(--border-soft);
  font-size: 0.92rem;
  font-weight: 600;
  color: var(--text-dim);
}
.fbviz-extract-legend span {
  display: inline-flex;
  align-items: center;
  gap: 8px;
}
.fbviz-leg-swatch {
  display: inline-block;
  width: 18px;
  height: 4px;
  border-radius: 0;
  vertical-align: middle;
}
.fbviz-leg-swatch--class { background: rgba(14,138,130,0.35); }
.fbviz-leg-swatch--inst  { background: rgba(44,95,200,0.65); }
.fbviz-leg-swatch--obj {
  display: inline-block;
  width: 18px;
  height: 0;
  border-bottom: 3px solid var(--accent);
  vertical-align: middle;
  background: none;
}
.fbviz-leg-swatch--dat   { background: rgba(217, 119, 6, 0.75); }
.fbviz-extract-legend-class {
  color: var(--text-muted);
  font-weight: 500;
}
.fbviz-extract-legend-note {
  margin-left: auto;
  color: var(--text-muted);
  font-size: 0.84rem;
  font-weight: 500;
}
.fbviz-extract-legend-note mark {
  background: none;
  color: inherit;
  font-weight: inherit;
}

@media (max-width: 900px) {
  .fbviz-extract-grid {
    grid-template-columns: 1fr;
  }
  .fbviz-doc-panel {
    border-right: none;
    border-bottom: 1px solid var(--border-soft);
  }
  .fbviz-doc-sheet,
  .fbviz-extract-sheet {
    flex: none;
  }
  .fbviz-extract-legend-note { margin-left: 0; width: 100%; }
}