/* ==========================================================================
   File-tool page components: dropzone, file list, page thumbnails, output
   Used by PDF Tools and Image Tools pages.
   ========================================================================== */

.dropzone {
  border: 2px dashed var(--color-border);
  border-radius: var(--radius-md);
  padding: 36px 20px;
  text-align: center;
  cursor: pointer;
  transition: border-color 0.15s, background 0.15s;
  background: var(--color-surface-soft);
}
.dropzone:focus-visible { outline: 2px solid var(--color-focus); outline-offset: 2px; }
.dropzone.is-dragover { border-color: var(--color-primary); background: rgba(58, 15, 94, 0.08); }
.dropzone .dz-icon { font-size: 2rem; margin-bottom: 8px; color: var(--color-primary); }
.dropzone .dz-title { font-weight: 700; margin-bottom: 4px; }
.dropzone .dz-sub { font-size: 0.85rem; color: var(--color-text-muted); }
.dropzone input[type="file"] { display: none; }

.file-list { list-style: none; padding: 0; margin: 16px 0 0; display: flex; flex-direction: column; gap: 8px; }
.file-list-item {
  display: flex; align-items: center; justify-content: space-between; gap: 10px;
  background: var(--color-surface-soft); border: 1px solid var(--color-border);
  border-radius: var(--radius-sm); padding: 10px 12px; font-size: 0.9rem;
}
.file-list-item .fli-info { display: flex; align-items: center; gap: 10px; overflow: hidden; }
.file-list-item .fli-name { font-weight: 600; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.file-list-item .fli-meta { color: var(--color-text-muted); font-size: 0.8rem; white-space: nowrap; }
.file-list-item .fli-remove { background: none; border: none; color: var(--color-danger); cursor: pointer; font-size: 1rem; padding: 4px; line-height: 1; }
.file-list-item .fli-thumb { width: 36px; height: 36px; object-fit: cover; border-radius: 6px; border: 1px solid var(--color-border); flex-shrink: 0; }

.page-thumb-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(110px, 1fr)); gap: 14px; margin-top: 16px; }
.page-thumb {
  position: relative; border: 1px solid var(--color-border); border-radius: var(--radius-sm);
  overflow: hidden; background: var(--color-surface); cursor: pointer; user-select: none;
}
.page-thumb img, .page-thumb canvas { display: block; width: 100%; height: auto; }
.page-thumb .pt-num {
  position: absolute; bottom: 4px; left: 4px; background: rgba(0, 0, 0, 0.65);
  color: #fff; font-size: 0.7rem; padding: 1px 6px; border-radius: 4px;
}
.page-thumb .pt-check { position: absolute; top: 6px; right: 6px; width: 18px; height: 18px; }
.page-thumb.is-selected { outline: 3px solid var(--color-primary); }
.page-thumb.is-removed { opacity: 0.35; }
.page-thumb .pt-rotate {
  position: absolute; top: 6px; left: 6px; background: rgba(0, 0, 0, 0.65); color: #fff;
  border: none; border-radius: 4px; width: 24px; height: 24px; cursor: pointer; font-size: 0.85rem;
}

.progress-wrap { margin-top: 14px; }
.progress-track { height: 8px; border-radius: 4px; background: var(--color-surface-soft); overflow: hidden; }
.progress-fill { height: 100%; width: 0%; background: var(--color-primary); transition: width 0.2s; }
.progress-label { font-size: 0.8rem; color: var(--color-text-muted); margin-top: 6px; }

.output-panel { margin-top: 22px; padding-top: 20px; border-top: 1px dashed var(--color-border); display: none; }
.output-panel.is-visible { display: block; }
.output-preview-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(140px, 1fr)); gap: 12px; margin: 14px 0; }
.output-preview-grid figure { margin: 0; }
.output-preview-grid img { width: 100%; border-radius: var(--radius-sm); border: 1px solid var(--color-border); display: block; }
.output-preview-grid figcaption { font-size: 0.75rem; color: var(--color-text-muted); margin-top: 4px; text-align: center; }

.range-row { display: flex; align-items: center; gap: 12px; }
.range-row input[type="range"] { flex: 1; accent-color: var(--color-primary); }
.range-value { font-weight: 700; min-width: 56px; text-align: right; font-family: var(--font-mono); }

.privacy-note {
  display: flex; gap: 8px; align-items: flex-start; background: var(--color-surface-soft);
  border: 1px solid var(--color-border); border-radius: var(--radius-sm); padding: 10px 12px;
  font-size: 0.82rem; color: var(--color-text-muted); margin-top: 14px;
}
.privacy-note i { color: var(--color-success); margin-top: 2px; }

.tool-option-row { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; }
.tool-option-row label { font-weight: 600; font-size: 0.88rem; }