/* Options styles */
/* Watermark Controls */
.watermark-description {
  color: var(--font-color-2);
  font-size: 0.8rem;
  line-height: 1.2;
}

.watermark-group {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  margin: 16px 0;
  gap: var(--spacing-md);
}

.watermark-item {
  display: flex;
  align-items: center;
}

.watermark-item[hidden] {
  display: none;
}

.watermark-image-only {
  flex-wrap: wrap;
  gap: 0.35rem 0;
}

.watermark-image-status {
  flex-basis: 100%;
  margin: 0;
  color: var(--font-color-2);
  font-size: 0.8rem;
}

.watermark-item label {
  margin-right: 10px;
}

.watermark-tiled-item {
  align-items: flex-start;
}

.watermark-tiled-item label {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
}

/* Paper Size Selection */
.paper-size-group {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  margin: 15px 0;
  gap: var(--spacing-md);
}

.settings-layout {
  margin-top: 1rem;
}

.settings-layout[hidden],
.settings-section[hidden],
#output-preview[hidden] {
  display: none;
}

.settings-accordion {
  display: grid;
  gap: 0.75rem;
  min-width: 0;
}

.settings-section {
  min-width: 0;
  border: 1px solid var(--card-shell-border);
  border-radius: var(--radius-panel);
  background: var(--surface2-color);
}

.settings-section > summary {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  min-height: 44px;
  padding: 0.65rem 1rem;
  cursor: pointer;
  list-style: none;
}

.settings-section > summary::-webkit-details-marker {
  display: none;
}

.settings-section > summary:focus-visible {
  outline: 2px solid var(--focus-color);
  outline-offset: 2px;
  border-radius: var(--radius-panel);
}

.settings-title {
  flex: none;
  font-weight: 600;
}

.settings-status {
  min-width: 0;
  margin-left: auto;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  color: var(--font-color-2);
  font-size: 0.85rem;
}

.settings-chevron {
  flex: none;
  width: 18px;
  height: 18px;
  transition: transform 0.2s ease;
}

.settings-section[open] .settings-chevron {
  transform: rotate(180deg);
}

.settings-content {
  padding: 1rem;
  border-top: 1px solid var(--card-shell-border);
}

.settings-content .text-options-panel {
  padding: 0;
}

.image-margin-custom {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.85rem 1.5rem;
  margin-top: 1rem;
}

.text-margin-fields {
  grid-template-columns: minmax(0, 1fr);
}

.image-margin-custom[hidden] {
  display: none;
}

@media (max-width: 640px) {
  .image-margin-custom {
    grid-template-columns: minmax(0, 1fr);
  }
}

#header-footer-section .output-text-group + .output-text-group {
  margin-top: 1rem;
}

/* Mobile: the preview sits above the settings as its own collapsible section. */
.settings-layout {
  display: grid;
  gap: 0.75rem;
}

.output-preview {
  order: -1;
  min-width: 0;
}

.output-preview-nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.5rem;
  margin-bottom: 0.75rem;
}

.output-preview-step {
  display: inline-grid;
  place-items: center;
  width: 44px;
  height: 44px;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-control);
  background: var(--surface-color);
  color: var(--font-color);
  cursor: pointer;
}

.output-preview-step:disabled {
  cursor: not-allowed;
  background: var(--button-disabled-bg-color);
  color: var(--button-disabled-font-color);
}

.output-preview-step:focus-visible,
.output-preview-pages:focus-visible {
  outline: 2px solid var(--focus-color);
  outline-offset: 2px;
}

.output-preview-goto {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  font-size: 0.9rem;
  color: var(--font-color-2);
}

.output-preview-goto input {
  width: 4.5rem;
  min-height: 44px;
  text-align: center;
}

.output-preview-pages {
  display: grid;
  justify-items: center;
  align-items: center;
  /* A square frame fits either orientation at the shared scale. */
  aspect-ratio: 1;
  border-radius: var(--radius-control);
  background: var(--surface-color);
}

.output-preview-page {
  margin: 0;
  display: grid;
  gap: 0.35rem;
  justify-items: center;
}

.output-preview-page canvas {
  max-width: 100%;
  height: auto !important;
  background: #fff;
  border: 1px solid var(--card-shell-border);
  box-shadow: 0 4px 14px rgb(0 0 0 / 12%);
}

.output-preview-note {
  color: var(--font-color-2);
  font-size: 0.8rem;
}

.output-preview-note {
  margin: 0.75rem 0 0;
}

.output-preview.is-stale .output-preview-pages,
.output-preview[aria-busy="true"] .output-preview-pages {
  opacity: 0.5;
  transition: opacity 0.2s ease;
}

@media (min-width: 1024px) {
  .settings-layout {
    grid-template-columns: minmax(0, 1fr) 360px;
    align-items: start;
    gap: 1rem;
  }

  .settings-accordion {
    grid-column: 1 / -1;
  }

  .settings-layout:has(#output-preview:not([hidden])) .settings-accordion {
    grid-column: 1;
    grid-row: 1;
  }

  .output-preview {
    order: 0;
    grid-column: 2;
    grid-row: 1;
    position: sticky;
    top: 1rem;
    max-height: calc(100vh - 2rem);
    overflow-y: auto;
  }
}

.output-text-group > .toggle-item label {
  font-weight: 600;
  margin-left: 0;
}

.text-options-panel {
  display: grid;
  gap: 0.75rem;
  padding: 1rem;
  margin-top: 0.5rem;
}

.text-content-row,
.text-appearance-row {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.75rem;
  align-items: start;
}

.text-content-row--line {
  grid-template-columns: minmax(0, 2fr) minmax(0, 1fr);
}

.text-appearance-row {
  grid-template-columns: minmax(0, 1fr) minmax(0, 2fr) minmax(0, 1fr);
  align-items: end;
}

.text-options-panel[hidden],
.numbering-start-options[hidden] {
  display: none;
}

.page-number-field,
.text-line-field,
.numbering-start-options {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
  min-width: 0;
}

.numbering-start-options {
  margin-top: 1rem;
}

.numbering-start-options input {
  max-width: 220px;
}

.numbering-start-hint {
  color: var(--font-color-2);
  font-size: 0.8rem;
  margin: 0;
}

/* Section-level notes sit between blocks, not directly under one input. */
.numbering-start-hint.section-lead {
  margin-bottom: 0.75rem;
}

.numbering-start-hint.section-tail {
  margin-top: 0.75rem;
}

.page-number-custom[hidden] {
  display: none;
}

.text-box-color[hidden] {
  display: none;
}

.page-number-custom {
  grid-column: 1 / -1;
}

.text-box-controls {
  display: flex;
  align-items: end;
  flex-wrap: wrap;
  gap: 0.75rem;
}

.text-option-box {
  min-height: 44px;
}

.text-preview-row {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin-top: 0.5rem;
  min-height: 1.5rem;
}

/* Sample of the drawn text: colours and style are set inline from the controls. */
.text-sample {
  display: inline-block;
  max-width: 100%;
  margin-left: 0.25rem;
  padding: 0.125rem 0.5rem;
  border: 1px solid var(--card-shell-border);
  border-radius: var(--radius-control);
  overflow-wrap: anywhere;
  text-underline-offset: 2px;
}

.text-options-panel select,
.text-options-panel input[type="text"],
.text-options-panel input[type="number"] {
  width: 100%;
  min-height: 44px;
}

.text-margin-input[aria-invalid="true"] {
  border-color: var(--color-red-text);
}

.page-number-preview,
.text-line-preview {
  color: var(--form-placeholder-color);
  font-size: 0.8rem;
  margin: 0;
}

.text-options-panel input[type="text"] {
  border: 1px solid var(--border-color);
  border-radius: var(--radius-control);
  background: var(--surface-color);
  color: var(--font-color);
  padding: 0.5rem;
}

.text-options-panel input[type="text"]:focus-visible {
  outline: 2px solid var(--focus-color);
  outline-offset: 2px;
}

.paper-size-item {
  display: flex;
  align-items: center;
}

.paper-size-item label {
  margin-right: 10px;
  font-weight: 600;
}

.paper-size-item select {
  width: 200px;
  margin: 0;
}

.paper-size-description {
  color: var(--font-color-2);
  font-size: 0.8rem;
  line-height: 1.2;
  margin: 5px 0;
  width: 100%;
}

.rotation-controls {
    display: flex;
    flex-direction: row;
    align-items: stretch;
    gap: 6px;
    justify-content: center;
    padding: 4px 0 2px;
    margin-top: 2px;
}

.orientation-toggle-btn {
    width: 44px;
    min-width: 44px;
    height: 44px;
    flex-shrink: 0;
    padding: 0;
    border-radius: var(--radius-control);
    border: 1px solid var(--orientation-toggle-border);
    background: var(--orientation-toggle-bg);
    color: var(--orientation-toggle-color);
    cursor: pointer;
    transition: background 0.2s ease, border-color 0.2s ease;
    display: flex;
    align-items: center;
    justify-content: center;
}

.orientation-toggle-btn .icon {
    font-size: 20px;
    line-height: 1;
}

.orientation-toggle-btn:hover {
    background: var(--orientation-toggle-bg-hover);
    border-color: var(--focus-color);
    transform: none;
}

[data-theme="dark"] .orientation-toggle-btn:hover {
    background: color-mix(in srgb, var(--color-blue-1) 12%, transparent);
    border-color: var(--focus-color);
    color: var(--color-dark-contrast);
}

[data-theme="dark"] #drop-area:not(.has-files):hover {
  border-color: var(--focus-color);
  background: linear-gradient(180deg, color-mix(in srgb, var(--color-blue-1) 6%, transparent), transparent 45%), var(--surface2-color);
  box-shadow: 0 6px 18px color-mix(in srgb, var(--color-black) 18%, transparent);
}

[data-theme="dark"] .delete-file-button:hover {
  background: var(--color-dark-danger-hover);
}

/* File Link */
#file-link {
  font-weight: bold;
  margin: 0 auto;
  text-align: center;
  display: inline;
}

.file-link {
  background: none;
  display: inline-flex;
  align-items: center;
  justify-content: flex-start;
  padding: 10px;
  word-break: break-word;
}

.file-link span {
  margin-right: auto;
  padding-right: 5px;
}

.flash-success {
  animation: flash-success 1s ease;
}