/* viewer.css — PDF Rendering, Canvas Wrapper, Controls Toolbar & Draggable Overlay */

.sv-pdf-panel {
  background: #f4f4f5;
  border-right: 1px solid var(--sv-border);
  display: flex;
  flex-direction: column;
  position: relative;
  overflow: hidden;
  min-height: 400px;
}

.sv-upload-screen {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 24px;
}

.sv-upload-card {
  background: #fff;
  border: 2px dashed var(--sv-border);
  border-radius: 20px;
  padding: 48px 36px;
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 16px;
  max-width: 420px;
  width: 100%;
  transition: all 0.2s;
  cursor: pointer;
}
.sv-upload-card.dragover, .sv-upload-card:hover {
  border-color: var(--sv-primary);
  background: var(--sv-primary-light);
}

.sv-upload-icon {
  width: 60px;
  height: 60px;
  border-radius: 16px;
  background: var(--sv-primary-light);
  color: var(--sv-primary);
  display: flex;
  align-items: center;
  justify-content: center;
}

.sv-canvas-wrapper {
  flex: 1;
  overflow: auto;
  position: relative;
  display: none;
  background: #e4e4e7;
  padding: 20px;
  text-align: center;
}

#pdfRenderCanvas {
  display: inline-block;
  box-shadow: 0 8px 30px rgba(0, 0, 0, 0.15);
  border-radius: 4px;
  background: #fff;
  vertical-align: middle;
}

.sv-pdf-toolbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 10px 18px;
  background: #fff;
  border-top: 1px solid var(--sv-border);
  font-size: 12px;
  font-weight: 600;
  color: var(--sv-muted);
  gap: 10px;
  flex-wrap: wrap;
}