/* PDF Reorder — tool-specific */
.page { padding: 40px 20px; max-width: 1000px; margin: 0 auto; }
.page h1 { font-size: 26px; font-weight: 700; color: #fff; margin-bottom: 6px; }
.page .subtitle { color: #888; margin-bottom: 20px; font-size: 14px; }

.upload-area {
  border: 2px dashed #333; border-radius: 12px;
  text-align: center; cursor: pointer;
  transition: border-color 0.2s, background 0.2s;
}
.upload-area:hover { border-color: #555; background: #0d0d0d; }
.upload-area.dragover { border-color: #ff4444; background: #1a0000; }
.upload-content { padding: 48px 20px; }
.upload-icon { width: 40px; height: 40px; color: #444; margin-bottom: 12px; }
.upload-content p { color: #666; font-size: 14px; margin-bottom: 4px; }
.upload-link { color: #ff4444; cursor: pointer; }
.upload-hint { font-size: 12px; color: #444; }

.editor-card { margin-top: 16px; }
.file-info {
  background: #0d0d0d; border: 1px solid #2a2a2a;
  padding: 12px; border-radius: 6px; margin-bottom: 16px;
  font-size: 13px; color: #ccc;
}
.file-info .filename { color: #fff; font-family: 'SF Mono', monospace; }

.action-row { display: flex; gap: 8px; align-items: center; flex-wrap: wrap; }
.top-row { margin-bottom: 14px; }
.hint { color: #666; font-size: 12px; margin-left: auto; }

.thumbs {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(140px, 1fr));
  gap: 12px;
  background: #0a0a0a; padding: 12px;
  border: 1px solid #2a2a2a; border-radius: 8px;
  margin-bottom: 16px;
  min-height: 180px;
}
.thumb {
  position: relative;
  background: #fff; border-radius: 6px; overflow: hidden;
  cursor: grab; aspect-ratio: 210/297;
  border: 2px solid transparent;
  transition: transform 0.12s, border-color 0.12s;
}
.thumb:hover { border-color: #ff4444; }
.thumb.dragging { opacity: 0.4; cursor: grabbing; }
.thumb canvas { width: 100%; height: 100%; display: block; }
.thumb .num {
  position: absolute; bottom: 6px; left: 50%; transform: translateX(-50%);
  background: rgba(0,0,0,0.8); color: #fff; font-size: 11px;
  padding: 3px 8px; border-radius: 4px; font-family: 'SF Mono', monospace;
}
.thumb .x {
  position: absolute; top: 4px; right: 4px;
  width: 22px; height: 22px; border-radius: 50%;
  background: rgba(0,0,0,0.7); color: #fff; border: none;
  display: flex; align-items: center; justify-content: center;
  font-size: 14px; cursor: pointer; padding: 0;
  opacity: 0; transition: opacity 0.15s;
}
.thumb:hover .x { opacity: 1; }
.thumb .x:hover { background: #ff4444; }

.status-msg { font-size: 13px; margin-left: 8px; }
.status-msg.ok { color: #4caf50; }
.status-msg.error { color: #ff6666; }
.status-msg.busy { color: #ffa726; }

@media (max-width: 600px) {
  .page { padding: 24px 12px; }
  .page h1 { font-size: 22px; }
  .thumbs { grid-template-columns: repeat(auto-fill, minmax(100px, 1fr)); }
}