/* view_script_images_html's own rules, every one scoped to its root.
 * The skeleton card rule is compound so it beats theme.css's .ch-skeleton
 * and .ch-skeleton-card. */

:where(.si-root) .si-container {
  padding: var(--ch-space-lg);
  font-family: var(--ch-font-primary);
  background: var(--ch-bg-primary);
  min-height: 100vh;
}

:where(.si-root) .si-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: var(--ch-space-lg);
  flex-wrap: wrap;
  gap: var(--ch-space-md);
}

:where(.si-root) .si-title {
  font-size: 28px;
  font-weight: 600;
  color: var(--ch-text-primary);
  margin: 0;
}

:where(.si-root) .si-header-actions {
  display: flex;
  align-items: center;
  gap: var(--ch-space-sm);
}

:where(.si-root) .si-download-btn {
  padding: 10px 20px;
  font-size: 14px;
  font-weight: 500;
  font-family: var(--ch-font-primary);
  background: var(--ch-accent-primary);
  color: var(--ch-text-inverse);
  border: none;
  border-radius: var(--ch-radius-md);
  cursor: pointer;
  transition: opacity var(--ch-transition-fast), transform var(--ch-transition-fast), background-color var(--ch-transition-fast), color var(--ch-transition-fast), border-color var(--ch-transition-fast), box-shadow var(--ch-transition-fast);
  white-space: nowrap;
  min-height: 44px;
  display: none;
}

:where(.si-root) .si-download-btn:hover:not(:disabled) {
  background: var(--ch-accent-primary-hover);
}

:where(.si-root) .si-download-btn:disabled {
  opacity: 0.6;
  cursor: not-allowed;
}

:where(.si-root) .si-download-btn.visible {
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

/* Home selector gate */
:where(.si-root) .si-gate {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: var(--ch-space-xl) var(--ch-space-lg);
  text-align: center;
}

:where(.si-root) .si-gate-label {
  font-size: 16px;
  font-weight: 500;
  color: var(--ch-text-secondary);
  margin-bottom: var(--ch-space-md);
}

:where(.si-root) .si-gate-select {
  width: 100%;
  max-width: 400px;
  padding: 12px 16px;
  font-size: 16px;
  font-family: var(--ch-font-primary);
  color: var(--ch-text-primary);
  background: var(--ch-bg-input);
  border: 2px solid var(--ch-border);
  border-radius: var(--ch-radius-md);
  outline: none;
  transition: border-color var(--ch-transition-fast), box-shadow var(--ch-transition-fast);
  box-sizing: border-box;
}

:where(.si-root) .si-gate-select:focus {
  border-color: var(--ch-border-focus);
  box-shadow: 0 0 0 3px var(--ch-focus-shadow, rgba(246, 139, 31, 0.15));
}

/* Filter bar */
:where(.si-root) .si-filters {
  display: none;
  background: var(--ch-bg-card);
  border: 1px solid var(--ch-border);
  border-radius: var(--ch-radius-lg);
  padding: var(--ch-space-md);
  margin-bottom: var(--ch-space-md);
}

:where(.si-root) .si-filters.visible {
  display: block;
}

:where(.si-root) .si-filters-row {
  display: flex;
  align-items: center;
  gap: var(--ch-space-md);
  flex-wrap: wrap;
}

:where(.si-root) .si-filter-group {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

:where(.si-root) .si-filter-label {
  font-size: 12px;
  font-weight: 600;
  color: var(--ch-text-muted);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

:where(.si-root) .si-date-presets {
  display: flex;
  gap: 4px;
}

:where(.si-root) .si-preset-btn {
  padding: 8px 14px;
  font-size: 13px;
  font-weight: 500;
  font-family: var(--ch-font-primary);
  background: var(--ch-bg-secondary);
  color: var(--ch-text-secondary);
  border: 1px solid var(--ch-border);
  border-radius: var(--ch-radius-sm);
  cursor: pointer;
  transition: opacity var(--ch-transition-fast), transform var(--ch-transition-fast), background-color var(--ch-transition-fast), color var(--ch-transition-fast), border-color var(--ch-transition-fast), box-shadow var(--ch-transition-fast);
  white-space: nowrap;
}

:where(.si-root) .si-preset-btn:hover {
  background: var(--ch-accent-secondary);
  color: var(--ch-accent-primary-text, #b45309);
  border-color: var(--ch-accent-primary);
}

:where(.si-root) .si-preset-btn.active {
  background: var(--ch-accent-primary);
  color: var(--ch-text-inverse);
  border-color: var(--ch-accent-primary);
}

:where(.si-root) .si-view-toggle {
  display: flex;
  gap: 0;
}

:where(.si-root) .si-view-btn {
  padding: 8px 14px;
  font-size: 13px;
  font-weight: 500;
  font-family: var(--ch-font-primary);
  background: var(--ch-bg-secondary);
  color: var(--ch-text-secondary);
  border: 1px solid var(--ch-border);
  cursor: pointer;
  transition: opacity var(--ch-transition-fast), transform var(--ch-transition-fast), background-color var(--ch-transition-fast), color var(--ch-transition-fast), border-color var(--ch-transition-fast), box-shadow var(--ch-transition-fast);
  white-space: nowrap;
}

:where(.si-root) .si-view-btn:first-child {
  border-radius: var(--ch-radius-sm) 0 0 var(--ch-radius-sm);
}

:where(.si-root) .si-view-btn:last-child {
  border-radius: 0 var(--ch-radius-sm) var(--ch-radius-sm) 0;
  border-left: none;
}

:where(.si-root) .si-view-btn.active {
  background: var(--ch-accent-primary);
  color: var(--ch-text-inverse);
  border-color: var(--ch-accent-primary);
}

:where(.si-root) .si-view-btn:hover:not(.active) {
  background: var(--ch-accent-secondary);
  color: var(--ch-accent-primary-text, #b45309);
  border-color: var(--ch-accent-primary);
}

:where(.si-root) .si-date-input {
  padding: 8px 12px;
  font-size: 13px;
  font-family: var(--ch-font-primary);
  color: var(--ch-text-primary);
  background: var(--ch-bg-input);
  border: 1px solid var(--ch-border);
  border-radius: var(--ch-radius-sm);
  outline: none;
  transition: border-color var(--ch-transition-fast);
  box-sizing: border-box;
  width: 140px;
}

:where(.si-root) .si-date-input:focus {
  border-color: var(--ch-border-focus);
  box-shadow: 0 0 0 2px var(--ch-focus-shadow, rgba(246, 139, 31, 0.15));
}

:where(.si-root) .si-search-input {
  padding: 8px 12px;
  font-size: 13px;
  font-family: var(--ch-font-primary);
  color: var(--ch-text-primary);
  background: var(--ch-bg-input);
  border: 1px solid var(--ch-border);
  border-radius: var(--ch-radius-sm);
  outline: none;
  transition: border-color var(--ch-transition-fast);
  box-sizing: border-box;
  width: 200px;
}

:where(.si-root) .si-search-input::placeholder {
  color: var(--ch-text-muted);
}

:where(.si-root) .si-search-input:focus {
  border-color: var(--ch-border-focus);
  box-shadow: 0 0 0 2px var(--ch-focus-shadow, rgba(246, 139, 31, 0.15));
}

:where(.si-root) .si-result-count {
  font-size: 13px;
  color: var(--ch-text-muted);
  margin-left: auto;
  white-space: nowrap;
}

/* Truncation warning */
:where(.si-root) .si-truncation-warning {
  display: none;
  padding: var(--ch-space-sm) var(--ch-space-md);
  background: var(--ch-warning-bg);
  color: var(--ch-warning);
  border: 1px solid var(--ch-warning-border);
  border-radius: var(--ch-radius-md);
  font-size: 13px;
  margin-bottom: var(--ch-space-md);
}

:where(.si-root) .si-truncation-warning.visible {
  display: block;
}

/* Bulk download warning */
:where(.si-root) .si-bulk-warning {
  display: none;
  padding: var(--ch-space-sm) var(--ch-space-md);
  background: var(--ch-warning-bg);
  color: var(--ch-warning);
  border: 1px solid var(--ch-warning-border);
  border-radius: var(--ch-radius-md);
  font-size: 13px;
  margin-bottom: var(--ch-space-md);
}

:where(.si-root) .si-bulk-warning.visible {
  display: block;
}

:where(.si-root) .si-env-warning {
  display: none;
  padding: var(--ch-space-sm) var(--ch-space-md);
  background: var(--ch-warning-bg);
  color: var(--ch-warning);
  border: 1px solid var(--ch-warning-border);
  border-radius: var(--ch-radius-md);
  font-size: 13px;
  margin-bottom: var(--ch-space-md);
}

:where(.si-root) .si-env-warning.visible {
  display: block;
}

/* Grouped view */
:where(.si-root) .si-group-header {
  grid-column: 1 / -1;
  padding: var(--ch-space-sm) 0;
  margin-top: var(--ch-space-sm);
  border-bottom: 2px solid var(--ch-border);
  font-size: 15px;
  font-weight: 600;
  color: var(--ch-text-primary);
  display: flex;
  align-items: baseline;
  gap: var(--ch-space-sm);
}

:where(.si-root) .si-group-header:first-child {
  margin-top: 0;
}

:where(.si-root) .si-group-count {
  font-size: 13px;
  font-weight: 400;
  color: var(--ch-text-muted);
}

:where(.si-root) .si-grid-grouped .si-card-patient {
  display: none;
}

/* Grid skeleton */
:where(.si-root) .si-skel-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
  gap: var(--ch-space-md);
}

:where(.si-root) .ch-skeleton.si-skel-card {
  height: 250px;
  border-radius: var(--ch-radius-lg);
}

/* Thumbnail grid */
:where(.si-root) .si-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
  gap: var(--ch-space-md);
}

:where(.si-root) .si-card {
  background: var(--ch-bg-card);
  border: 1px solid var(--ch-border);
  border-radius: var(--ch-radius-lg);
  overflow: hidden;
  cursor: pointer;
  transition: opacity var(--ch-transition-fast), transform var(--ch-transition-fast), background-color var(--ch-transition-fast), color var(--ch-transition-fast), border-color var(--ch-transition-fast), box-shadow var(--ch-transition-fast);
}

:where(.si-root) .si-card:hover {
  box-shadow: var(--ch-shadow-md);
  border-color: var(--ch-accent-primary);
  transform: translateY(-2px);
}

:where(.si-root) .si-card:focus {
  outline: 2px solid var(--ch-border-focus);
  outline-offset: 2px;
}

:where(.si-root) .si-card-img-wrapper {
  width: 100%;
  aspect-ratio: 5 / 4;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
}

:where(.si-root) .si-card-img {
  width: 100%;
  height: auto;
  display: block;
}

:where(.si-root) .si-card-img-wrapper:has(.si-card-placeholder) {
  min-height: 200px;
  background: var(--ch-bg-secondary);
}

:where(.si-root) .si-card-placeholder {
  width: 48px;
  height: 48px;
  border: 4px solid var(--ch-border);
  border-top-color: var(--ch-accent-primary);
  border-radius: 50%;
  animation: pxSpin 1s linear infinite;
}

:where(.si-root) .si-card-info {
  padding: var(--ch-space-sm) var(--ch-space-md);
}

:where(.si-root) .si-card-patient {
  font-size: 14px;
  font-weight: 600;
  color: var(--ch-text-primary);
  margin: 0 0 4px 0;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

:where(.si-root) .si-card-meta {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 12px;
  color: var(--ch-text-muted);
}

:where(.si-root) .si-card-date {
  white-space: nowrap;
}

:where(.si-root) .si-card-items {
  white-space: nowrap;
  background: var(--ch-bg-secondary);
  padding: 2px 6px;
  border-radius: var(--ch-radius-sm);
}

/* Empty state */
:where(.si-root) .si-empty {
  display: none;
  text-align: center;
  padding: 64px var(--ch-space-lg);
  color: var(--ch-text-muted);
  font-size: 15px;
  line-height: 1.6;
}

:where(.si-root) .si-empty.visible {
  display: block;
}

:where(.si-root) .si-empty-icon {
  font-size: 48px;
  margin-bottom: var(--ch-space-md);
  opacity: 0.4;
}

/* Error state */
:where(.si-root) .si-error {
  display: none;
  text-align: center;
  padding: 64px var(--ch-space-lg);
  color: var(--ch-danger);
  font-size: 15px;
  line-height: 1.6;
}

:where(.si-root) .si-error.visible {
  display: block;
}

:where(.si-root) .si-error-icon {
  font-size: 48px;
  margin-bottom: var(--ch-space-md);
  opacity: 0.6;
}

/* Loading overlay */
:where(.si-root) .si-loading-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  background: var(--ch-bg-overlay);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 16px;
  z-index: var(--ch-z-overlay);
  opacity: 0;
  visibility: hidden;
  transition: opacity var(--ch-transition-normal), visibility var(--ch-transition-normal);
}

:where(.si-root) .si-loading-overlay.visible {
  opacity: 1;
  visibility: visible;
}

:where(.si-root) .si-loading-spinner {
  width: 48px;
  height: 48px;
  border: 4px solid var(--ch-border);
  border-top-color: var(--ch-accent-primary);
  border-radius: 50%;
  animation: pxSpin 1s linear infinite;
}

:where(.si-root) .si-loading-text {
  color: var(--ch-text-inverse);
  font-size: 14px;
  font-weight: 500;
}

/* Responsive */
@media (max-width: 768px) {
  :where(.si-root) .si-container {
    padding: var(--ch-space-md);
  }

  :where(.si-root) .si-grid {
    grid-template-columns: repeat(auto-fill, minmax(160px, 1fr));
    gap: var(--ch-space-sm);
  }

  :where(.si-root) .si-filters-row {
    flex-direction: column;
    align-items: stretch;
  }

  :where(.si-root) .si-search-input,
  :where(.si-root) .si-date-input {
    width: 100%;
  }

  :where(.si-root) .si-result-count {
    margin-left: 0;
  }
}

@media (max-width: 480px) {
  :where(.si-root) .si-grid {
    grid-template-columns: repeat(auto-fill, minmax(140px, 1fr));
  }
}