/* ============================================================
   Prompt Manager
   ============================================================ */

.prompt-manager-head { align-items: flex-end; }

.prompt-tabs {
  display: inline-flex;
  gap: 4px;
  padding: 4px;
  background: var(--surface-2);
  border: 1px solid var(--border);
  border-radius: 0;
}
.prompt-tab {
  padding: 7px 12px;
  border-radius: 0;
  border-color: transparent;
  background: transparent;
  color: var(--text-muted);
  font-size: 13px;
}
.prompt-tab:hover { background: var(--surface); color: var(--text); }
.prompt-tab.active {
  background: var(--surface);
  color: var(--brand);
  border-color: var(--border);
  box-shadow: none;
}
.soft-count {
  min-width: 20px;
  margin-left: 6px;
  padding: 1px 7px;
  border-radius: 0;
  background: var(--brand-soft);
  color: var(--brand);
  font-size: 11px;
}

.prompt-subpanel {
  display: none;
  animation: panelFadeIn 160ms ease both;
}
.prompt-subpanel.active { display: block; }

@keyframes panelFadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}

.prompt-builder-grid {
  display: grid;
  grid-template-columns: minmax(0, 3fr) minmax(360px, 2fr);
  gap: 20px;
  align-items: stretch;
}

.prompt-builder-form,
.prompt-preview-pane {
  min-width: 0;
  background: var(--surface-2);
  border: 1px solid var(--border);
  border-radius: var(--radius-card);
  padding: 18px;
}
.prompt-preview-pane {
  position: sticky;
  top: 84px;
  display: flex;
  flex-direction: column;
  background: var(--surface-2);
}
.prompt-preview-pane > .hint {
  margin-top: 12px;
}

.prompt-section-head {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 12px;
  margin-bottom: 14px;
}
.prompt-section-head h3 {
  margin: 0;
  font-size: 16px;
  letter-spacing: -0.05px;
}
.prompt-count {
  color: var(--text-faint);
  font-size: 12px;
  font-variant-numeric: tabular-nums;
}

.prompt-form-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px 14px;
}
.prompt-form-grid .span-2 { grid-column: span 2; }
.prompt-form-grid .field { margin-bottom: 0; }
.prompt-form-grid textarea { min-height: 76px; }

.prompt-chip-bank {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  align-items: center;
  margin-top: 14px;
  color: var(--text-faint);
  font-size: 12px;
}
.prompt-chip {
  padding: 6px 10px;
  border-radius: 0;
  background: var(--surface);
  color: var(--text-muted);
  font-size: 12px;
}
.prompt-chip:hover {
  border-color: var(--brand);
  color: var(--brand);
}

#promptComposedOutput {
  width: 100%;
  flex: 1 1 auto;
  min-height: 280px;
  resize: vertical;
  padding: 12px;
  font: 13px/1.65 var(--font-mono);
  color: var(--text);
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-btn);
  transition: border-color 120ms ease, box-shadow 120ms ease;
}
#promptComposedOutput:focus {
  outline: none;
  border-color: var(--brand);
  box-shadow: none;
}

.prompt-quality-list {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin: 12px 0;
}
.prompt-quality-list span {
  padding: 4px 9px;
  border: 1px solid var(--border);
  border-radius: 0;
  color: var(--text-faint);
  background: var(--surface);
  font-size: 12px;
}
.prompt-quality-list span[data-state="ok"] {
  color: var(--success);
  background: var(--success-soft);
  border-color: transparent;
}

.prompt-action-row {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 10px;
}

.prompt-history-toolbar {
  display: flex;
  justify-content: space-between;
  gap: 14px;
  align-items: flex-end;
  padding: 14px;
  margin-bottom: 14px;
  background: var(--surface-2);
  border: 1px solid var(--border);
  border-radius: var(--radius-card);
}
.prompt-history-filters,
.prompt-history-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  align-items: flex-end;
}

.prompt-history-summary {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  align-items: center;
  margin: 8px 0 16px;
  color: var(--text-muted);
  font-size: 12.5px;
}
.prompt-history-summary .chip {
  min-height: 28px;
  padding: 0 10px;
  display: inline-flex;
  align-items: center;
  background: var(--surface-2);
  border-radius: 0;
  border: 1px solid var(--border);
  line-height: 1;
}
.prompt-history-summary .chip.info { color: var(--brand); }
.prompt-history-summary .chip.pin { color: var(--warning); }
.prompt-history-summary .chip.public { color: var(--success); }

.prompt-history-list {
  display: flex;
  flex-direction: column;
  gap: 10px;
  max-height: 72vh;
  overflow: auto;
}
.prompt-history-list[data-empty="true"] { display: block; }

.prompt-history-item {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 150px auto;
  gap: 14px;
  padding: 14px;
  border: 1px solid var(--border);
  border-radius: var(--radius-card);
  background: var(--surface);
  transition: border-color 120ms ease;
}
.prompt-history-item:hover {
  border-color: var(--border-strong);
}
.prompt-history-item.is-pinned {
  border-color: var(--warning);
  background: var(--surface);
}
.prompt-history-titleline {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
}
.prompt-history-titleline strong {
  font-size: 14px;
  letter-spacing: -0.05px;
}
.prompt-source,
.prompt-pin,
.prompt-public {
  padding: 2px 7px;
  border-radius: 0;
  font-size: 11px;
  background: var(--surface-2);
  color: var(--text-muted);
}
.prompt-source[data-source="builder"] { color: var(--brand); background: var(--brand-soft); }
.prompt-source[data-source="studio"] { color: var(--success); background: var(--success-soft); }
.prompt-source[data-source="comic"] { color: var(--warning); background: var(--warning-soft); }
.prompt-source[data-source="square"] { color: var(--brand); background: var(--brand-soft); }
.prompt-source[data-source="seed"] { color: var(--warning); background: var(--warning-soft); }
.prompt-pin { color: var(--warning); background: var(--warning-soft); }
.prompt-public { color: var(--success); background: var(--success-soft); }
.prompt-history-main p {
  margin: 8px 0 10px;
  color: var(--text-muted);
  font-family: var(--font-mono);
  font-size: 12.5px;
  line-height: 1.65;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.prompt-history-tags {
  display: flex;
  gap: 6px;
  flex-wrap: wrap;
}
.prompt-history-tags span {
  padding: 2px 7px;
  border-radius: 0;
  background: var(--surface-2);
  color: var(--text-faint);
  font-size: 11px;
}
.prompt-history-examples {
  display: flex;
  flex-wrap: wrap;
  gap: 7px;
  margin-top: 10px;
}
.prompt-history-example {
  width: 64px;
  height: 64px;
  padding: 0;
  overflow: hidden;
  border: 1px solid var(--border);
  border-radius: var(--radius-btn);
  background: var(--surface-2);
  cursor: zoom-in;
}
.prompt-history-example:focus-visible {
  outline: 2px solid var(--brand);
  outline-offset: 2px;
}
.prompt-history-example img {
  width: 100%;
  height: 100%;
  display: block;
  object-fit: cover;
}
.prompt-history-example:hover img {
  opacity: 0.9;
}
.prompt-history-side {
  display: flex;
  flex-direction: column;
  gap: 5px;
  color: var(--text-faint);
  font-size: 12px;
  font-variant-numeric: tabular-nums;
}
.prompt-history-buttons {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  justify-content: flex-end;
  align-content: flex-start;
}
.prompt-history-buttons button {
  padding: 5px 9px;
  font-size: 12px;
}

.prompt-square-hero {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  gap: 18px;
  padding: 18px;
  margin-bottom: 14px;
  border: 1px solid var(--border);
  border-radius: var(--radius-card);
  background: var(--surface);
}
.prompt-square-hero h3 {
  margin: 0 0 6px;
  font-size: 20px;
  letter-spacing: -0.3px;
}
.prompt-square-periods {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 6px;
}
.prompt-square-period,
.prompt-square-tag {
  padding: 7px 11px;
  border-radius: 0;
  background: var(--surface);
  color: var(--text-muted);
  font-size: 12px;
}
.prompt-square-period:hover,
.prompt-square-tag:hover {
  border-color: var(--brand);
  color: var(--brand);
}
.prompt-square-period.active,
.prompt-square-tag.active {
  border-color: transparent;
  background: var(--brand-soft);
  color: var(--brand);
}
.prompt-square-toolbar {
  margin-bottom: 10px;
}
.prompt-square-tag-cloud {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 8px 0 14px;
}
.prompt-square-list {
  display: flex;
  flex-direction: column;
  gap: 10px;
  max-height: 72vh;
  overflow: auto;
  padding-right: 8px;
  scrollbar-gutter: stable;
  scrollbar-width: thin;
  scrollbar-color: var(--border-strong) transparent;
}
.prompt-square-list[data-empty="true"] { display: block; }
.prompt-square-card {
  display: grid;
  grid-template-columns: 56px minmax(0, 1fr) minmax(190px, 230px) 156px 96px;
  grid-template-rows: auto;
  column-gap: 18px;
  row-gap: 10px;
  align-items: start;
  padding: 14px;
  border: 1px solid var(--border);
  border-radius: var(--radius-card);
  background: var(--surface);
  transition: border-color 120ms ease;
}
.prompt-square-card:hover {
  border-color: var(--border-strong);
}
.prompt-square-card.is-mine {
  border-color: var(--success);
  background: var(--surface);
}
.prompt-square-rank {
  grid-column: 1;
  grid-row: 1;
  width: 44px;
  height: 44px;
  display: grid;
  place-items: center;
  border-radius: 0;
  background: var(--surface-2);
  color: var(--brand);
  font-weight: 800;
  font-variant-numeric: tabular-nums;
}
.prompt-square-main {
  grid-column: 2;
  grid-row: 1;
  min-width: 0;
}
.prompt-square-main p {
  margin: 8px 0 10px;
  color: var(--text-muted);
  font-family: var(--font-mono);
  font-size: 12.5px;
  line-height: 1.65;
  display: -webkit-box;
  -webkit-line-clamp: 4;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.prompt-square-side {
  grid-column: 4;
  grid-row: 1;
  display: flex;
  flex-direction: column;
  gap: 5px;
  color: var(--text-faint);
  font-size: 12px;
  font-variant-numeric: tabular-nums;
}
.prompt-square-card .prompt-history-buttons {
  grid-column: 5;
  grid-row: 1;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 6px;
  justify-content: stretch;
  align-content: start;
}
.prompt-square-card .prompt-history-buttons button {
  width: 100%;
  min-width: 0;
  padding: 6px 8px;
  white-space: nowrap;
}
.prompt-square-card .prompt-history-buttons button:nth-child(n + 3) {
  grid-column: 1 / -1;
}
.prompt-square-preview {
  grid-column: 3;
  grid-row: 1;
  display: block;
  width: 100%;
  aspect-ratio: 4 / 3;
  min-height: 136px;
  max-height: 172px;
  padding: 0;
  overflow: hidden;
  align-self: center;
  border: 1px solid var(--border);
  border-radius: var(--radius-btn);
  background: var(--surface-2);
  color: inherit;
  cursor: zoom-in;
}
.prompt-square-preview:focus-visible {
  outline: 2px solid var(--brand);
  outline-offset: 2px;
}
.prompt-square-preview img {
  width: 100%;
  height: 100%;
  display: block;
  object-fit: cover;
}
.prompt-square-preview:hover img {
  opacity: 0.9;
}
.prompt-square-preview-placeholder {
  display: grid;
  place-items: center;
  cursor: default;
  color: var(--text-faint);
  font-size: 12px;
  border-style: dashed;
}
.prompt-square-preview-placeholder span {
  padding: 4px 8px;
  border-radius: 0;
  background: var(--surface);
}

@media (max-width: 720px) {
  .prompt-manager-head { align-items: flex-start; }
  .prompt-tabs {
    width: 100%;
    overflow-x: auto;
    overscroll-behavior-inline: contain;
    border-radius: var(--radius-btn);
    scrollbar-width: none;
    -webkit-overflow-scrolling: touch;
  }
  .prompt-tabs::-webkit-scrollbar { display: none; }
  .prompt-tab {
    min-height: 44px;
    flex: 0 0 auto;
    white-space: nowrap;
  }
  .prompt-builder-grid { grid-template-columns: 1fr; }
  .prompt-builder-form,
  .prompt-preview-pane { padding: 12px; }
  .prompt-section-head > button,
  .prompt-chip {
    min-height: 44px;
  }
  .prompt-preview-pane { position: static; }
  .prompt-form-grid { grid-template-columns: 1fr; }
  .prompt-form-grid .span-2 { grid-column: span 1; }
  #promptComposedOutput {
    min-height: 220px;
    font-size: 16px;
  }
  .prompt-action-row > button {
    min-height: 44px;
    flex: 1 1 calc(50% - 4px);
  }
  .prompt-history-toolbar {
    align-items: stretch;
    flex-direction: column;
    padding: 12px;
  }
  .prompt-history-filters,
  .prompt-history-actions { width: 100%; }
  .prompt-history-filters .inline-label { flex: 1 1 100%; }
  .prompt-history-actions > button {
    min-height: 44px;
    flex: 1 1 calc(50% - 4px);
  }
  .prompt-history-list,
  .prompt-square-list {
    max-height: none;
    overflow: visible;
    padding-right: 0;
  }
  .prompt-history-item { grid-template-columns: 1fr; }
  .prompt-history-buttons { justify-content: flex-start; }
  .prompt-history-buttons button {
    min-height: 40px;
    flex: 1 1 calc(50% - 3px);
  }
  .prompt-square-hero { align-items: flex-start; flex-direction: column; }
  .prompt-square-periods {
    width: 100%;
    justify-content: flex-start;
  }
  .prompt-square-period,
  .prompt-square-tag { min-height: 40px; }
  .prompt-square-card { grid-template-columns: 1fr; }
  .prompt-square-rank { width: auto; height: 34px; justify-content: flex-start; padding: 0 12px; }
  .prompt-square-rank,
  .prompt-square-main,
  .prompt-square-side,
  .prompt-square-card .prompt-history-buttons,
  .prompt-square-preview {
    grid-column: auto;
    grid-row: auto;
  }
  .prompt-square-preview {
    width: 100%;
    height: auto;
    min-height: 0;
    max-height: none;
    aspect-ratio: 4 / 3;
  }
}