/* ── 컨셉 제안 탭 ── */

/* display: none / block 은 base.css의 .tab-pane 규칙이 담당 — 여기서 재정의 금지 */
.tab-pane.concept-suggest-wrap.active {
  display: flex;
  flex-direction: column;
  min-height: 0;
  padding: 0;
  overflow-y: auto;
}

/* ── 검색 툴바 ── */
.concept-toolbar {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 16px 6px;
  flex-shrink: 0;
  border-bottom: 1px solid var(--line, #e5e7eb);
  background: var(--surface-1, #fff);
}

.concept-search-wrap {
  position: relative;
  flex: 1;
  max-width: 360px;
}

.concept-search-input {
  width: 100%;
  height: 34px;
  padding: 0 32px 0 10px;
  border: 1px solid var(--line, #e5e7eb);
  border-radius: 8px;
  font-size: 13px;
  background: var(--surface-2, #f7f8fa);
  color: var(--ink, #1a1f2b);
  outline: none;
  transition: border-color 0.15s;
  box-sizing: border-box;
}

.concept-search-input:focus {
  border-color: var(--accent, #4361ee);
  background: var(--surface-1, #fff);
}

.concept-search-clear {
  position: absolute;
  right: 6px;
  top: 50%;
  transform: translateY(-50%);
  background: none;
  border: none;
  font-size: 12px;
  color: var(--ink-faint, #b0b8c4);
  cursor: pointer;
  padding: 2px 4px;
  line-height: 1;
}

.concept-search-clear:hover { color: var(--ink, #1a1f2b); }

.concept-result-count {
  font-size: 12px;
  color: var(--ink-faint, #b0b8c4);
  white-space: nowrap;
  font-variant-numeric: tabular-nums;
}

.concept-color-mode,
.concept-engine-mode,
.concept-card-mode {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  border: 1px solid var(--border, #e2e8f0);
  background: var(--surface, #ffffff);
  border-radius: 999px;
  padding: 3px;
  flex-shrink: 0;
}

.concept-color-mode-label,
.concept-engine-label {
  padding: 0 6px 0 8px;
  font-size: 11px;
  font-weight: 700;
  color: var(--text-secondary, #64748b);
  white-space: nowrap;
}

.concept-color-mode-btn,
.concept-engine-btn,
.concept-card-mode-btn {
  border: 0;
  border-radius: 999px;
  background: transparent;
  color: var(--text-secondary, #64748b);
  font-family: inherit;
  font-size: 11px;
  font-weight: 700;
  line-height: 1;
  padding: 6px 9px;
  cursor: pointer;
  white-space: nowrap;
}

.concept-color-mode-btn.active,
.concept-engine-btn.active,
.concept-card-mode-btn.active {
  background: var(--accent, #6c63ff);
  color: #ffffff;
}

/* ── 카드 고유번호 배지 ── */
.concept-card-num {
  font-size: 10px;
  font-variant-numeric: tabular-nums;
  color: rgba(255,255,255,0.55);
  background: rgba(0,0,0,0.25);
  border-radius: 4px;
  padding: 1px 5px;
  letter-spacing: 0.02em;
  pointer-events: none;
}

/* ── 필터 바 ── */
.concept-filter-bar {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  padding: 16px 32px;
  border-bottom: 1px solid var(--border, #e2e8f0);
  background: var(--surface-raised, #f8fafc);
  position: sticky;
  top: 0;
  z-index: 10;
}

.concept-filter-btn {
  padding: 6px 14px;
  border-radius: 999px;
  border: 1.5px solid var(--border, #e2e8f0);
  background: var(--surface, #ffffff);
  color: var(--text-secondary, #64748b);
  font-size: 0.8125rem;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.15s ease;
  font-family: inherit;
  white-space: nowrap;
}

.concept-filter-btn:hover {
  border-color: var(--accent, #6c63ff);
  color: var(--accent, #6c63ff);
  background: var(--accent-bg, #f0f0ff);
}

.concept-filter-btn.active {
  background: var(--accent, #6c63ff);
  border-color: var(--accent, #6c63ff);
  color: #fff;
}

/* ── 카드 그리드 ── */
.concept-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(290px, 1fr));
  gap: 20px;
  padding: 24px 32px 40px;
}

/* ── 카드 ── */
.concept-card {
  border-radius: 16px;
  border: 1.5px solid var(--border, #e2e8f0);
  background: var(--surface, #ffffff);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transition: box-shadow 0.2s ease, transform 0.2s ease, border-color 0.2s ease;
}

.concept-card:hover {
  box-shadow: 0 8px 28px rgba(0,0,0,.12);
  transform: translateY(-3px);
  border-color: var(--accent-muted, #c5c2ff);
}

/* ── 카드 헤더 (그래디언트) ── */
.concept-card-header {
  position: relative;
  padding: 18px 128px 14px 16px;
  display: flex;
  flex-direction: column;
  gap: 5px;
  min-height: 86px;
}

.concept-card-emoji {
  font-size: 1.625rem;
  line-height: 1;
}

.concept-card-name-en {
  font-size: 0.9375rem;
  font-weight: 700;
  /* color: JS 인라인 스타일로 동적 적용 (밝기 자동 감지) */
  letter-spacing: 0.01em;
  line-height: 1.2;
}

.concept-card-name-ko {
  font-size: 0.725rem;
  font-weight: 500;
  opacity: 0.85;
  /* color: JS 인라인 스타일로 동적 적용 */
}

.concept-card-meta-badges {
  position: absolute;
  top: 12px;
  right: 12px;
  display: flex;
  align-items: center;
  gap: 5px;
  max-width: 116px;
}

.concept-card-cat-badge {
  max-width: 72px;
  padding: 3px 10px;
  border-radius: 999px;
  /* background/color: JS 인라인 스타일로 동적 적용 */
  font-size: 0.675rem;
  font-weight: 700;
  letter-spacing: 0.02em;
  backdrop-filter: blur(6px);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

/* ── 카드 바디 ── */
.concept-card-body {
  padding: 12px 16px 16px;
  display: flex;
  flex-direction: column;
  gap: 10px;
  flex: 1;
}

.concept-card-desc {
  font-size: 0.8rem;
  color: var(--text-secondary, #64748b);
  line-height: 1.55;
  margin: 0;
}

/* ── 팔레트 ── */
.concept-palette {
  display: flex;
  gap: 5px;
  align-items: center;
}

.concept-palette-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
}

.concept-card-light .concept-card-header {
  border-bottom: 1px solid rgba(15, 23, 42, 0.08);
}

.concept-card-mode {
  border-radius: 8px;
  background: var(--surface-raised, #f8fafc);
}

.concept-card-mode-btn {
  border-radius: 6px;
  padding: 5px 7px;
}

.concept-palette-dot {
  width: 22px;
  height: 22px;
  border-radius: 50%;
  border: 2.5px solid rgba(255,255,255,0.7);
  box-shadow: 0 1px 4px rgba(0,0,0,.2);
  flex-shrink: 0;
  cursor: pointer;
  transition: transform 0.15s ease, box-shadow 0.15s ease;
  position: relative;
}

.concept-palette-dot:hover {
  transform: scale(1.3);
  box-shadow: 0 2px 8px rgba(0,0,0,.25);
  z-index: 2;
}

.concept-palette-hex {
  position: absolute;
  bottom: 26px;
  left: 50%;
  transform: translateX(-50%);
  background: rgba(15, 23, 42, 0.9);
  color: #fff;
  font-size: 0.62rem;
  padding: 2px 6px;
  border-radius: 4px;
  white-space: nowrap;
  pointer-events: none;
  opacity: 0;
  transition: opacity 0.15s;
}

.concept-palette-dot:hover .concept-palette-hex {
  opacity: 1;
}

/* ── 태그 ── */
.concept-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 4px;
}

.concept-tag {
  padding: 2px 8px;
  border-radius: 999px;
  background: var(--surface-raised, #f1f5f9);
  color: var(--text-secondary, #64748b);
  font-size: 0.7rem;
  font-weight: 500;
  border: 1px solid var(--border, #e2e8f0);
}

/* ── 프롬프트 영역 (항상 표시) ── */
.concept-prompt-text {
  font-size: 0.73rem;
  font-family: 'JetBrains Mono', 'Consolas', monospace;
  line-height: 1.5;
  color: var(--text-secondary, #475569);
  background: var(--surface-raised, #f8fafc);
  border: 1px solid var(--border, #e2e8f0);
  border-radius: 8px;
  padding: 9px 11px;
  white-space: pre-wrap;
  word-break: break-all;
  margin: 2px 0 0;
  display: block;
  max-height: 96px;
  overflow-y: auto;
  scrollbar-width: thin;
}

.concept-prompt-area {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.concept-copy-row {
  display: flex;
  align-items: stretch;
  gap: 7px;
}

/* ── 복사 버튼 (secondary) ── */
.concept-copy-btn {
  flex: 1;
  padding: 8px 12px;
  border-radius: 8px;
  border: 1.5px solid var(--border, #d1d9e6);
  background: transparent;
  color: var(--text-secondary, #475569);
  font-size: 0.8rem;
  font-weight: 600;
  cursor: pointer;
  transition: background 0.15s, border-color 0.15s, color 0.15s, transform 0.1s;
  font-family: inherit;
  white-space: nowrap;
}

.concept-copy-btn:hover {
  border-color: var(--accent, #6c63ff);
  background: var(--accent-bg, #f0f0ff);
  color: var(--accent, #6c63ff);
}

.concept-copy-btn:active {
  transform: scale(0.96);
}

.concept-copy-btn.copied {
  border-color: rgba(16, 185, 129, 0.4);
  background: rgba(16, 185, 129, 0.08);
  color: #059669;
}

/* ── 적용 버튼 (primary accent) ── */
.concept-apply-btn {
  flex: 1;
  padding: 8px 12px;
  border-radius: 8px;
  border: 1.5px solid var(--accent, #6c63ff);
  background: var(--accent, #6c63ff);
  color: #ffffff;
  font-size: 0.8rem;
  font-weight: 600;
  cursor: pointer;
  transition: background 0.15s, border-color 0.15s, opacity 0.15s, transform 0.1s;
  font-family: inherit;
  white-space: nowrap;
}

.concept-apply-btn:hover {
  background: var(--accent-hover, #5a52e8);
  border-color: var(--accent-hover, #5a52e8);
  opacity: 0.92;
}

.concept-apply-btn:active {
  transform: scale(0.96);
}

.concept-copy-feedback {
  display: none;
}

/* ── 다크 모드 ── */
[data-theme="dark"] .concept-toolbar {
  background: var(--surface-1);
  border-color: rgba(255,255,255,0.07);
}

[data-theme="dark"] .concept-search-input {
  background: rgba(255,255,255,0.06);
  border-color: rgba(255,255,255,0.1);
  color: var(--ink);
}

[data-theme="dark"] .concept-search-input:focus {
  background: rgba(255,255,255,0.09);
}

[data-theme="dark"] .concept-color-mode,
[data-theme="dark"] .concept-card-mode {
  background: rgba(255,255,255,0.06);
  border-color: rgba(255,255,255,0.12);
}

[data-theme="dark"] .concept-filter-bar {
  background: var(--surface-raised, #1e2433);
}

[data-theme="dark"] .concept-card {
  background: var(--surface, #1a1f2e);
  border-color: var(--border, #2d3748);
}

[data-theme="dark"] .concept-tag {
  background: var(--surface-raised, #2d3748);
  color: var(--text-secondary, #94a3b8);
  border-color: var(--border, #3d4a5c);
}

[data-theme="dark"] .concept-prompt-text {
  background: var(--surface-raised, #0f1117);
  color: var(--text-primary, #e2e8f0);
  border-color: var(--border, #2d3748);
}

[data-theme="dark"] .concept-copy-btn {
  border-color: var(--border, #3d4a5c);
  color: var(--text-secondary, #94a3b8);
}

[data-theme="dark"] .concept-copy-btn:hover {
  border-color: var(--accent, #a39eff);
  background: rgba(163, 158, 255, 0.1);
  color: var(--accent, #a39eff);
}

[data-theme="dark"] .concept-apply-btn {
  background: var(--accent, #6c63ff);
  border-color: var(--accent, #6c63ff);
  color: #ffffff;
}

[data-theme="dark"] .concept-apply-btn:hover {
  background: var(--accent-hover, #5a52e8);
  border-color: var(--accent-hover, #5a52e8);
}

[data-theme="dark"] .concept-filter-bar {
  border-bottom-color: var(--border, #2d3748);
}

/* ── 빈 상태 ── */
.concept-empty {
  grid-column: 1 / -1;
  text-align: center;
  padding: 60px 20px;
  color: var(--text-secondary, #94a3b8);
  font-size: 0.9rem;
}

/* ── 반응형 ── */
@media (max-width: 768px) {
  .concept-toolbar {
    flex-wrap: wrap;
  }

  .concept-search-wrap {
    flex-basis: 100%;
    max-width: none;
  }

  .concept-color-mode {
    order: 2;
  }

  .concept-result-count {
    margin-left: auto;
  }

  .concept-grid {
    grid-template-columns: 1fr;
    padding: 16px 16px 32px;
  }

  .concept-filter-bar {
    padding: 12px 16px;
  }
}

/* ── UI system alignment: concept suggestion workspace ── */
#panePromotionPlanner.concept-suggest-wrap {
  gap: var(--workspace-gap);
  padding: var(--workspace-top) var(--workspace-gutter) var(--workspace-bottom);
  background: var(--bg);
}

#panePromotionPlanner .concept-toolbar,
#panePromotionPlanner .concept-filter-bar {
  width: min(100%, 1440px);
  margin: 0 auto;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background: var(--surface);
  box-shadow: var(--shadow-soft);
}

#panePromotionPlanner .concept-toolbar {
  gap: var(--action-gap);
  padding: var(--panel-padding-compact);
}

#panePromotionPlanner .concept-filter-bar {
  position: static;
  gap: var(--action-gap);
  padding: 12px var(--panel-padding-compact);
}

#panePromotionPlanner .concept-search-input {
  min-height: var(--control-height);
  border-color: var(--line);
  border-radius: var(--radius-sm);
  background: var(--surface-alt);
  color: var(--ink);
}

#panePromotionPlanner .concept-color-mode,
#panePromotionPlanner .concept-engine-mode,
#panePromotionPlanner .concept-card-mode {
  border-color: var(--line);
  background: var(--surface-alt);
}

#panePromotionPlanner .concept-filter-btn,
#panePromotionPlanner .concept-copy-btn {
  border-color: var(--line);
  background: var(--surface);
  color: var(--ink-soft);
}

#panePromotionPlanner .concept-color-mode-btn.active,
#panePromotionPlanner .concept-engine-btn.active,
#panePromotionPlanner .concept-card-mode-btn.active,
#panePromotionPlanner .concept-filter-btn.active,
#panePromotionPlanner .concept-apply-btn {
  border-color: var(--accent);
  background: var(--accent);
}

#panePromotionPlanner .concept-grid {
  width: min(100%, 1440px);
  margin: 0 auto;
  padding: 0;
  gap: var(--workspace-gap);
}

#panePromotionPlanner .concept-card {
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background: var(--surface);
  box-shadow: var(--shadow-soft);
}

#panePromotionPlanner .concept-card:hover {
  border-color: var(--line-strong);
  box-shadow: var(--shadow);
}

#panePromotionPlanner .concept-card-body {
  gap: 12px;
  padding: var(--panel-padding-compact);
}

#panePromotionPlanner .concept-tag,
#panePromotionPlanner .concept-prompt-text {
  border-color: var(--line);
  background: var(--surface-alt);
  color: var(--ink-soft);
}

#panePromotionPlanner .concept-copy-btn:hover {
  border-color: var(--accent);
  background: var(--accent-soft);
  color: var(--accent-strong);
}

#panePromotionPlanner .concept-search-input:focus-visible,
#panePromotionPlanner button:focus-visible {
  outline: 3px solid var(--accent-soft);
  outline-offset: 2px;
}

:root[data-theme="dark"] #panePromotionPlanner .concept-toolbar,
:root[data-theme="dark"] #panePromotionPlanner .concept-filter-bar,
:root[data-theme="dark"] #panePromotionPlanner .concept-card {
  background: var(--surface);
  border-color: var(--line);
}

:root[data-theme="dark"] #panePromotionPlanner .concept-search-input,
:root[data-theme="dark"] #panePromotionPlanner .concept-color-mode,
:root[data-theme="dark"] #panePromotionPlanner .concept-engine-mode,
:root[data-theme="dark"] #panePromotionPlanner .concept-card-mode,
:root[data-theme="dark"] #panePromotionPlanner .concept-tag,
:root[data-theme="dark"] #panePromotionPlanner .concept-prompt-text {
  background: var(--surface-alt);
  border-color: var(--line);
  color: var(--ink-soft);
}

:root[data-theme="dark"] #panePromotionPlanner .concept-color-mode-btn.active,
:root[data-theme="dark"] #panePromotionPlanner .concept-engine-btn.active,
:root[data-theme="dark"] #panePromotionPlanner .concept-card-mode-btn.active,
:root[data-theme="dark"] #panePromotionPlanner .concept-filter-btn.active,
:root[data-theme="dark"] #panePromotionPlanner .concept-apply-btn {
  color: #080808;
}

@media (max-width: 960px) {
  #panePromotionPlanner .concept-toolbar {
    flex-wrap: wrap;
  }

  #panePromotionPlanner .concept-search-wrap {
    flex: 1 1 260px;
    max-width: none;
  }
}

@media (max-width: 720px) {
  #panePromotionPlanner.concept-suggest-wrap {
    padding: var(--workspace-top) var(--workspace-gutter) var(--workspace-bottom);
  }

  #panePromotionPlanner .concept-toolbar,
  #panePromotionPlanner .concept-filter-bar {
    border-radius: var(--radius-md);
  }

  #panePromotionPlanner .concept-toolbar {
    padding: var(--panel-padding-compact);
  }

  #panePromotionPlanner .concept-color-mode,
  #panePromotionPlanner .concept-engine-mode {
    width: 100%;
    justify-content: space-between;
  }

  #panePromotionPlanner .concept-filter-btn {
    flex: 1 1 calc(50% - var(--action-gap));
  }
}