/* Shipping Label 4-in-1 PDF - scoped additions on top of the shared marketing
   design system (tokens.css / components.css already loaded via renderHead()).
   Only styles this tool actually needs live here; nothing here affects any
   other page. Class prefix: sl4. */

.sl4-tool-container { max-width: 1120px; }
.sl4-workspace:has(.sl4-live-preview:not([hidden])) {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(340px, 0.82fr);
  gap: var(--sp-8);
  align-items: start;
}
.sl4-controls { min-width: 0; }
.sl4-live-preview {
  min-width: 0;
  padding-left: var(--sp-8);
  border-left: 1px solid var(--border);
}
.sl4-live-preview[hidden],
.sl4-preview-pagination[hidden],
.sl4-preview-status[hidden],
.sl4-preview-stage iframe[hidden] { display: none; }
.sl4-preview-header {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: var(--sp-4);
  margin-bottom: var(--sp-4);
}
.sl4-preview-header h2 { margin-top: var(--sp-1); font-size: var(--fs-20); }
.sl4-preview-count,
.sl4-preview-pagination,
.sl4-preview-status { color: var(--ink-400); font-size: var(--fs-13); }
.sl4-preview-stage {
  position: relative;
  width: 100%;
  aspect-ratio: 210 / 297;
  overflow: hidden;
  border: 1px solid var(--border-strong);
  background: var(--surface-50);
}
.sl4-preview-stage iframe { width: 100%; height: 100%; border: 0; background: var(--surface-0); }
.sl4-preview-status {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--sp-6);
  text-align: center;
}
.sl4-preview-pagination {
  align-items: center;
  justify-content: space-between;
  gap: var(--sp-3);
  margin-top: var(--sp-4);
}

@media (max-width: 820px) {
  .sl4-workspace:has(.sl4-live-preview:not([hidden])) { grid-template-columns: minmax(0, 1fr); }
  .sl4-live-preview { padding: var(--sp-8) 0 0; border-top: 1px solid var(--border); border-left: 0; }
  .sl4-preview-stage { width: min(100%, 520px); margin-inline: auto; }
}

.sl4-dropzone {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  padding: var(--sp-16) var(--sp-8);
  border: 1px dashed var(--border-strong);
  border-radius: var(--r-lg);
  background: var(--surface-50);
  cursor: pointer;
  transition: border-color var(--dur-base) var(--ease), background var(--dur-base) var(--ease);
}
.sl4-dropzone:hover,
.sl4-dropzone:focus-visible {
  border-color: var(--brand-500);
  background: var(--brand-50);
  outline: none;
}
.sl4-dropzone.sl4-dragover {
  border-color: var(--brand-600);
  background: var(--brand-100);
}
.sl4-dropzone h4 { font-size: var(--fs-16); }
.sl4-dropzone p { font-size: var(--fs-14); color: var(--ink-400); margin-top: var(--sp-2); }

.sl4-file-list {
  display: flex;
  flex-direction: column;
  gap: var(--sp-3);
}
.sl4-file-row {
  display: flex;
  align-items: center;
  gap: var(--sp-4);
  padding: var(--sp-4);
  border: 1px solid var(--border);
  border-radius: var(--r-md);
  background: var(--surface-50);
}
.sl4-file-row.sl4-file-error { border-color: #F0BFBB; background: var(--danger-100); }
.sl4-file-icon {
  width: 40px; height: 40px; flex: none;
  display: flex; align-items: center; justify-content: center;
  border-radius: var(--r-md);
  background: var(--brand-100); color: var(--brand-700);
}
.sl4-file-icon svg { width: 20px; height: 20px; }
.sl4-file-meta { display: flex; flex-direction: column; gap: 2px; min-width: 0; flex: 1; }
.sl4-file-meta strong { font-size: var(--fs-14); overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.sl4-file-meta span { font-size: var(--fs-13); color: var(--ink-400); }
.sl4-file-meta span.sl4-file-err-text { color: var(--danger-700); }

.sl4-summary {
  display: flex;
  flex-wrap: wrap;
  gap: var(--sp-6);
  padding: var(--sp-4) var(--sp-5);
  border-radius: var(--r-md);
  background: var(--surface-50);
  border: 1px solid var(--border);
  margin-top: var(--sp-4);
}
.sl4-summary-item { display: flex; flex-direction: column; gap: 2px; }
.sl4-summary-item span { font-size: var(--fs-13); color: var(--ink-400); }
.sl4-summary-item strong { font-size: var(--fs-20); }

.sl4-add-more {
  display: inline-flex;
  align-items: center;
  gap: var(--sp-2);
}

.sl4-spinner {
  width: 32px; height: 32px; margin: 0 auto var(--sp-4);
  border: 3px solid var(--border);
  border-top-color: var(--brand-600);
  border-radius: 50%;
  animation: sl4-spin 0.8s linear infinite;
}
@keyframes sl4-spin { to { transform: rotate(360deg); } }

.sl4-progress-track {
  height: 6px; border-radius: var(--r-pill); background: var(--surface-200);
  overflow: hidden; margin-top: var(--sp-4);
}
.sl4-progress-fill {
  height: 100%; width: 35%; background: var(--brand-500); border-radius: var(--r-pill);
  animation: sl4-indeterminate 1.2s ease-in-out infinite;
}
@keyframes sl4-indeterminate {
  0% { transform: translateX(-100%); }
  100% { transform: translateX(280%); }
}

.sl4-note {
  margin-top: var(--sp-5);
  padding: var(--sp-4) var(--sp-5);
  border-radius: var(--r-md);
  background: var(--surface-50);
  border: 1px solid var(--border);
}
.sl4-note p { font-size: var(--fs-13); color: var(--ink-400); }
.sl4-note p + p { margin-top: var(--sp-2); }