/* ── PDF PREVIEW — document rows on product pages + preview modal ──────── */

/* ═══════════════════════════════════════════════════════════════════════════
   DOCUMENT ROWS  (row = preview, icon on the right = download)
═══════════════════════════════════════════════════════════════════════════ */

.download-link {
  padding: 0;
  gap: 0;
  overflow: hidden;
}

.download-link .dl-preview {
  flex: 1;
  min-width: 0;
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px 16px;
  color: inherit;
  text-decoration: none;
}

.download-link .dl-label {
  flex: 1;
  min-width: 0;
}

.download-link .dl-hint {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-semibold);
  letter-spacing: 0.02em;
  color: var(--color-blue);
  opacity: 0.7;
  transition: opacity var(--transition-fast);
}

.download-link:hover .dl-hint,
.download-link .dl-preview:focus-visible .dl-hint { opacity: 1; }

.download-link .dl-download {
  align-self: stretch;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 52px;
  flex-shrink: 0;
  color: var(--color-text-muted);
  border-left: 1px solid var(--color-border);
  text-decoration: none;
  transition: color var(--transition-fast), background-color var(--transition-fast);
}

.download-link .dl-download:hover {
  color: var(--color-primary);
  background: var(--color-primary-light);
}

.download-link .dl-download .dl-arrow { color: inherit; }

.download-link .dl-preview:focus-visible,
.download-link .dl-download:focus-visible {
  outline: 2px solid var(--color-blue);
  outline-offset: -2px;
}

/* ═══════════════════════════════════════════════════════════════════════════
   MODAL
═══════════════════════════════════════════════════════════════════════════ */

.pdfv {
  position: fixed;
  inset: 0;
  z-index: var(--z-modal);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
}

.pdfv[hidden] { display: none; }

.pdfv-backdrop {
  position: absolute;
  inset: 0;
  background: rgba(2, 22, 53, 0.6);
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
  opacity: 0;
  transition: opacity 0.18s ease;
}

.pdfv-panel {
  position: relative;
  width: 100%;
  max-width: 1100px;
  height: 100%;
  max-height: 92vh;
  display: flex;
  flex-direction: column;
  background: var(--color-white);
  border-radius: var(--radius-md);
  box-shadow: 0 24px 80px rgba(2, 22, 53, 0.35);
  overflow: hidden;
  opacity: 0;
  transform: translateY(8px) scale(0.99);
  transition: opacity 0.18s ease, transform 0.18s ease;
}

.pdfv-panel:focus { outline: none; }

.pdfv-btn:focus-visible {
  outline: 2px solid var(--color-blue);
  outline-offset: 2px;
}

.pdfv.is-open .pdfv-backdrop { opacity: 1; }
.pdfv.is-open .pdfv-panel { opacity: 1; transform: none; }

.pdfv-header {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px 12px 12px 20px;
  border-bottom: 1px solid var(--color-border);
  flex-shrink: 0;
}

.pdfv-file-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  flex-shrink: 0;
  color: var(--color-primary);
  background: var(--color-primary-light);
  border-radius: var(--radius-sm);
}

.pdfv-heading { flex: 1; min-width: 0; }

.pdfv-title {
  margin: 0;
  font-family: var(--font-heading);
  font-size: var(--font-size-xl);
  font-weight: 800;
  line-height: 1.1;
  color: var(--color-text-primary);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.pdfv-sub {
  margin: 2px 0 0;
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.pdfv-actions {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-shrink: 0;
}

.pdfv-page {
  font-size: var(--font-size-sm);
  font-variant-numeric: tabular-nums;
  color: var(--color-text-muted);
  padding: 0 4px;
}

.pdfv-page:empty { display: none; }

.pdfv-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  height: 40px;
  min-width: 40px;
  padding: 0 12px;
  font-family: var(--font-body);
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-semibold);
  border-radius: var(--radius-full);
  border: 1px solid transparent;
  text-decoration: none;
  cursor: pointer;
  transition: background-color var(--transition-fast), color var(--transition-fast), border-color var(--transition-fast);
}

.pdfv-btn-primary {
  padding: 0 18px;
  color: var(--color-white);
  background: var(--color-primary);
}

.pdfv-btn-primary:hover { background: var(--color-primary-dark); }

.pdfv-btn-ghost {
  color: var(--color-text-secondary);
  background: var(--color-bg-light);
  border-color: var(--color-border);
  padding: 0;
  width: 40px;
}

.pdfv-btn-ghost:hover { color: var(--color-blue); border-color: var(--color-blue); background: var(--color-white); }

.pdfv-body {
  position: relative;
  flex: 1;
  min-height: 0;
  overflow: auto;
  overscroll-behavior: contain;
  background: #525659;
  -webkit-overflow-scrolling: touch;
}

.pdfv-frame {
  display: block;
  width: 100%;
  height: 100%;
  border: 0;
  background: #525659;
}

/* PDF.js pages */
.pdfv-pages {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
  padding: 12px;
}

.pdfv-pageslot {
  position: relative;
  width: 100%;
  max-width: 900px;
  background: var(--color-white);
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.3);
}

.pdfv-pageslot canvas {
  display: block;
  width: 100%;
  height: 100%;
}

.pdfv-pageslot:not([data-state="done"])::after {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  width: 28px;
  height: 28px;
  margin: -14px 0 0 -14px;
  border: 3px solid var(--color-border);
  border-top-color: var(--color-blue);
  border-radius: 50%;
  animation: pdfv-spin 0.8s linear infinite;
}

.pdfv-pageslot[data-state="error"]::after { display: none; }

.pdfv-page-error {
  position: absolute;
  inset: 0;
  display: grid;
  place-items: center;
  margin: 0;
  font-size: var(--font-size-sm);
  color: var(--color-text-muted);
}

/* Loading / error */
.pdfv-status {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 14px;
  padding: 24px;
  text-align: center;
  color: rgba(255, 255, 255, 0.85);
  font-size: var(--font-size-sm);
}

.pdfv-status p { margin: 0; }

.pdfv-spinner {
  width: 36px;
  height: 36px;
  border: 3px solid rgba(255, 255, 255, 0.25);
  border-top-color: var(--color-white);
  border-radius: 50%;
  animation: pdfv-spin 0.8s linear infinite;
}

.pdfv-error { background: var(--color-bg-light); color: var(--color-text-secondary); }

.pdfv-error-title {
  font-family: var(--font-heading);
  font-size: var(--font-size-xl);
  font-weight: 800;
  color: var(--color-text-primary);
}

.pdfv-error-actions {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 10px;
  margin-top: 6px;
}

@keyframes pdfv-spin { to { transform: rotate(360deg); } }

/* Phones: full-screen sheet, compact header */
@media (max-width: 640px) {
  .pdfv { padding: 0; }
  .pdfv-panel { max-width: none; max-height: none; border-radius: 0; }
  .pdfv-header { padding: 8px 8px 8px 14px; gap: 10px; }
  .pdfv-file-icon { display: none; }
  .pdfv-title { font-size: var(--font-size-lg); }
  .pdfv-sub { font-size: var(--font-size-xs); }
  .pdfv-actions { gap: 6px; }
  .pdfv-open { display: none; }
  .pdfv-btn-primary { width: 40px; padding: 0; }
  .pdfv-btn-primary span { display: none; }
  .pdfv-pages { padding: 8px; gap: 8px; }
  .download-link .dl-hint { font-size: 0; gap: 0; }
  .download-link .dl-hint svg { width: 16px; height: 16px; }
}

@media (prefers-reduced-motion: reduce) {
  .pdfv-backdrop, .pdfv-panel { transition: none; }
  .pdfv-spinner, .pdfv-pageslot::after { animation-duration: 2s; }
}