/* ==========================================================================
   IMAGE TO PDF CONVERTER — Stylesheet
   Matrix Runway — PDF Tools Category
   ========================================================================== */

/* ── Container Layout (15% Margins / 70% Content Width on Large Screens) ── */
.image-pdf-wrapper {
  width: 100%;
  min-height: calc(100vh - 140px);
  padding-top: 0;
  padding-bottom: 60px;
  background: var(--bg-primary);
}



.back-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--purple-600);
  text-decoration: none;
  margin-bottom: 12px;
  transition: transform var(--transition-fast);
}

.back-link:hover {
  transform: translateX(-3px);
  color: var(--purple-700);
}

/* tool-header-section spacing is handled globally in global-tools-style.css */

.tool-main-title {
  font-family: var(--font-heading);
  font-size: 2.2rem;
  font-weight: 800;
  color: var(--text-primary);
  margin: 0 0 8px 0;
  letter-spacing: -0.02em;
}

.tool-main-subtitle {
  font-size: 0.98rem;
  color: var(--text-secondary);
  max-width: 760px;
  margin: 0 !important;
  line-height: 1.5;
}

/* ── Dual Panel Layout (Grid) ── */
.converter-grid {
  display: grid;
  grid-template-columns: minmax(0, 2.4fr) minmax(0, 1fr);
  gap: 14px;
  margin-bottom: 24px;
  align-items: start;
}

@media (max-width: 960px) {
.converter-grid {
    grid-template-columns: 1fr;
  }
}

.panel-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 20px;
  box-shadow: var(--shadow-sm);
  min-width: 0;
  width: 100%;
  box-sizing: border-box;
}

/* ── Left Workspace Panel ── */
.left-panel {
  display: flex;
  flex-direction: column;
  height: calc(100vh - 100px);
  max-height: 720px;
  min-height: 480px;
  box-sizing: border-box;
}

.workspace-toolbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding-bottom: 14px;
  margin-bottom: 16px;
  border-bottom: 1px solid var(--border);
  flex-wrap: wrap;
}

.toolbar-title-wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  width: 100%;
}

.title-left {
  display: flex;
  align-items: center;
  gap: 8px;
}

.btn-settings-icon-only {
  display: none;
  align-items: center;
  justify-content: center;
  width: 34px;
  height: 34px;
  border-radius: 8px;
  border: 1px solid var(--border);
  background: var(--bg-secondary);
  color: var(--purple-600);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.btn-settings-icon-only:hover {
  background: var(--purple-600);
  color: #ffffff;
  border-color: var(--purple-600);
}

.workspace-title {
  font-family: var(--font-heading);
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--text-primary);
  margin: 0;
}

.image-count-badge {
  font-size: 0.76rem;
  font-weight: 800;
  background: var(--purple-600);
  color: #ffffff;
  padding: 2px 8px;
  border-radius: 9999px;
}

.toolbar-actions {
  display: flex;
  align-items: center;
  gap: 8px;
}

.btn-tool-icon {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 0.8rem;
  font-weight: 600;
  padding: 6px 12px;
  border-radius: 8px;
  border: 1px solid var(--border);
  background: var(--bg-secondary);
  color: var(--text-primary);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.btn-tool-icon:hover {
  background: rgba(139, 92, 246, 0.12);
  color: var(--purple-600);
  border-color: var(--purple-500);
}

#btn-add-images,
.btn-add-primary {
  background: var(--purple-600) !important;
  color: #ffffff !important;
  border-color: var(--purple-600) !important;
}

#btn-add-images:hover,
.btn-add-primary:hover {
  border-color: var(--purple-700) !important;
}

#btn-add-images .icon,
.btn-add-primary .icon {
  background-color: #ffffff !important;
}

/* Dropzone Magnet Box */
.dropzone-box {
  border: 2px dashed var(--purple-400);
  background: var(--bg-tertiary);
  color: var(--text-secondary);
  border-radius: 12px;
  padding: 48px 24px;
  text-align: center;
  cursor: pointer;
  transition: all var(--transition-fast);
  margin-bottom: 16px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
}

.dropzone-desktop-content {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 12px;
}

.dropzone-mobile-content {
  display: none;
  width: 100%;
}

@media (max-width: 960px) {
.dropzone-box {
    border: none !important;
    background: transparent !important;
    padding: 24px 0 !important;
    margin-bottom: 8px !important;
    box-shadow: none !important;
  }

  .dropzone-desktop-content {
    display: none !important;
  }

  .dropzone-mobile-content {
    display: flex !important;
    align-items: center;
    justify-content: center;
    width: 100%;
  }

  .btn-select-images-big {
    width: 100%;
    max-width: 380px;
    padding: 22px 28px;
    min-height: 64px;
    font-family: var(--font-heading);
    font-size: 1.18rem;
    font-weight: 800;
    color: #ffffff;
    background: linear-gradient(135deg, var(--purple-600) 0%, #d946ef 100%);
    border: none;
    border-radius: 16px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
    box-shadow: 0 8px 24px rgba(139, 92, 246, 0.45);
    transition: transform 0.2s ease, box-shadow 0.2s ease;
  }

  .btn-select-images-big:active {
    transform: scale(0.98);
  }
}

.dropzone-box:hover {
  border-color: var(--purple-600);
  background: var(--bg-primary);
}

.dropzone-box.drag-over {
  border-color: var(--purple-600);
  background: var(--bg-tertiary);
  box-shadow: 0 0 0 4px rgba(139, 92, 246, 0.2);
}

.dropzone-main-icon {
  width: 48px;
  height: 48px;
  color: var(--purple-600);
}

.dropzone-headline {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--text-primary);
}

.dropzone-subtext {
  font-size: 0.86rem;
  color: var(--text-secondary);
}

/* Image Grid Gallery — fixed-width cards, browser auto-fits columns */
.image-grid {
  display: grid;
  /* 145px cards → 4 per row on the ~800px left panel */
  grid-template-columns: repeat(auto-fill, 145px);
  justify-content: center;   /* center partial last rows */
  gap: 12px;
  padding: 4px 6px 4px 4px;
  flex: 1;
  align-content: start;
  overflow-y: auto;
}


/* Image Card Item */
.image-card {
  position: relative;
  background: var(--bg-secondary);
  border: 1.5px solid var(--border);
  border-radius: 10px;
  padding: 10px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: space-between;
  box-shadow: var(--shadow-sm);
  user-select: none;
  -webkit-user-select: none;
  -webkit-touch-callout: none;
  -webkit-user-drag: none;
  touch-action: pan-y;
  cursor: grab;
  transition: transform 0.2s cubic-bezier(0.34,1.56,0.64,1),
              border-color 0.18s ease,
              box-shadow 0.18s ease,
              opacity 0.18s ease;
  will-change: transform;
}

.image-card:active { cursor: grabbing; }

.image-card:hover {
  border-color: var(--purple-500);
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
}

/* Ghost: the original card while dragging (hidden in place) */
.image-card.is-drag-source {
  opacity: 0;
  pointer-events: none;
}

/* Insertion slot placeholder — purple dashed that moves through grid live */
.drag-slot {
  border: 2px dashed rgba(139, 92, 246, 0.55);
  border-radius: 10px;
  background: rgba(139, 92, 246, 0.06);
  box-sizing: border-box;
  flex-shrink: 0;
}

/* Floating drag clone that follows cursor */
.drag-clone-floating {
  position: fixed;
  pointer-events: none;
  z-index: 99999;
  border-radius: 12px;
  border: 2px solid var(--purple-500);
  background: var(--bg-secondary);
  box-shadow: 0 24px 48px rgba(139,92,246,0.4), 0 8px 16px rgba(0,0,0,0.25);
  transform: scale(1.06) rotate(1.5deg);
  opacity: 0.96;
  box-sizing: border-box;
  overflow: hidden;
}

.image-card.blank-page-card {
  background: var(--bg-tertiary);
  border-style: dashed;
}

/* Card Top Bar (Always Visible Actions) */
.card-top-bar {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 4px;
  margin-bottom: 8px;
  padding-bottom: 6px;
  border-bottom: 1px solid var(--border);
}

.card-top-actions {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 4px;
  width: 100%;
}

.card-btn {
  width: 26px;
  height: 26px;
  border-radius: 6px;
  border: 1px solid var(--border);
  background: var(--bg-tertiary);
  color: var(--text-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.card-btn:hover {
  background: var(--purple-600);
  color: #ffffff;
  border-color: var(--purple-600);
}

.card-btn-danger:hover {
  background: #ef4444;
  color: #ffffff;
  border-color: #ef4444;
}

/* Thumbnail Box (Simulates PDF Page with live margins & orientation) */
.card-thumbnail-box {
  width: 100%;
  height: 120px; /* fixed — same at every screen size */
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  border-radius: 6px;
  background: #ffffff;
  box-shadow: 0 2px 6px rgba(0, 0, 0, 0.08), inset 0 0 0 1px rgba(0, 0, 0, 0.1);
  position: relative;
  box-sizing: border-box;
  transition: padding 0.25s ease, height 0.25s ease, max-width 0.25s ease;
}

[data-theme="dark"] .card-thumbnail-box {
  background: var(--bg-primary);
}

.card-thumbnail-img {
  max-width: 100%;
  max-height: 100%;
  object-fit: contain;
  transition: transform 0.25s ease;
  pointer-events: none !important;
  -webkit-touch-callout: none !important;
  -webkit-user-select: none !important;
  user-select: none !important;
  -webkit-user-drag: none !important;
}

/* Blank Page Thumbnail representation */
.blank-page-thumb {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  color: var(--text-muted);
  gap: 6px;
  font-size: 0.78rem;
  font-weight: 700;
}

/* Page Index & Name Badge */
.card-footer {
  width: 100%;
  margin-top: 8px;
  display: flex;
  align-items: center;
  position: relative;
  min-height: 24px;
}

.card-index {
  position: absolute;
  left: 0;
  top: 50%;
  transform: translateY(-50%);
  font-size: 0.76rem;
  font-weight: 800;
  color: var(--purple-600);
  background: rgba(139, 92, 246, 0.12);
  padding: 1px 6px;
  border-radius: 4px;
  min-width: 16px;
  text-align: center;
  flex-shrink: 0;
  z-index: 2;
}

.card-filename {
  width: 100%;
  text-align: center;
  font-size: 0.74rem;
  font-weight: 600;
  color: var(--text-secondary);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  padding: 0 24px;
  box-sizing: border-box;
}

/* ── Right Options Panel ("Image to PDF options") ── */
.right-panel {
  display: flex;
  flex-direction: column;
  gap: 14px;
  position: sticky;
  top: 90px;
  height: calc(100vh - 100px);
  max-height: 720px;
  overflow-y: auto;
  padding: 16px;
  box-sizing: border-box;
}

.options-title {
  font-family: var(--font-heading);
  font-size: 1.15rem;
  font-weight: 800;
  color: var(--text-primary);
  margin: 0 0 2px 0;
  padding-bottom: 4px;
  border-bottom: none;
}

.section-label {
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--purple-600);
  margin-bottom: 8px;
  display: block;
  background: transparent !important;
  border: none !important;
  box-shadow: none !important;
  outline: none !important;
  padding: 0 !important;
  border-radius: 0 !important;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

[data-theme="dark"] .section-label {
  color: #a78bfa;
}

/* Segmented Buttons (Orientation & Margin) */
.segmented-grid-2 {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
}

.segmented-grid-4 {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 8px;
}

.segment-tile {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  gap: 4px;
  padding: 8px 4px;
  border: 1.5px solid var(--border);
  background: var(--bg-secondary);
  border-radius: 8px;
  cursor: pointer;
  user-select: none;
  transition: all var(--transition-fast);
  color: var(--text-secondary);
}

.segment-tile:hover {
  border-color: var(--purple-400);
  background: var(--bg-tertiary);
}

.segment-tile.active {
  border-color: var(--purple-600);
  background: rgba(139, 92, 246, 0.08);
  color: var(--purple-600);
  font-weight: 700;
  box-shadow: 0 0 0 1px var(--purple-600);
}

.segment-label {
  font-size: 0.78rem;
  text-align: center;
  line-height: 1.2;
  word-break: break-word;
}

/* Page Size Dropdown & Custom Dimensions */
.custom-select-control {
  width: 100%;
  font-family: var(--font-body);
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--text-primary);
  background-color: var(--bg-secondary);
  border: 1.5px solid var(--border);
  border-radius: 8px;
  padding: 10px 32px 10px 12px;
  outline: none;
  cursor: pointer;
  appearance: none;
  -webkit-appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%238b5cf6' stroke-width='2.5' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 12px center;
  background-size: 12px 12px;
  box-sizing: border-box;
}

.custom-select-control option {
  background: var(--bg-secondary);
  color: var(--text-primary);
}

.custom-dim-row {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-top: 10px;
}

.form-control-input {
  width: 100%;
  padding: 8px 12px;
  font-size: 0.86rem;
  color: var(--text-primary);
  background: var(--bg-secondary);
  border: 1.5px solid var(--border);
  border-radius: 8px;
  outline: none;
  box-sizing: border-box;
}

.form-control-input:focus {
  border-color: var(--purple-500);
}

/* Global Quick Actions Bar */
.global-actions-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
}

.btn-global-action {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  font-size: 0.78rem;
  font-weight: 600;
  padding: 0 10px;
  height: 42px;            /* fixed equal height for all 4 buttons */
  border-radius: 8px;
  border: 1px solid var(--border);
  background: var(--bg-secondary);
  color: var(--text-primary);
  cursor: pointer;
  transition: all var(--transition-fast);
  box-sizing: border-box;
}

.btn-global-action:hover {
  background: var(--bg-tertiary);
  border-color: var(--purple-400);
}

.custom-checkbox-label {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-size: 0.9rem;
  font-weight: 700;
  color: var(--text-primary);
  cursor: pointer;
  user-select: none;
  margin-top: 4px;
  height: 24px;
  line-height: 24px;
}

.custom-checkbox-label input[type="checkbox"] {
  display: none;
}

.checkbox-box {
  width: 20px;
  height: 20px;
  min-width: 20px;
  min-height: 20px;
  box-sizing: border-box;
  border: 1.5px solid var(--purple-400);
  border-radius: 5px;
  background: var(--bg-secondary);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all var(--transition-fast);
  flex-shrink: 0;
  line-height: 1;
  position: relative;
}

.checkbox-box::after {
  content: '✓';
  color: #ffffff;
  font-size: 0.85rem;
  font-weight: 800;
  line-height: 1;
  opacity: 0;
  transition: opacity 0.15s ease;
}

.custom-checkbox-label input[type="checkbox"]:checked + .checkbox-box {
  background: var(--purple-600);
  border-color: var(--purple-600);
}

.custom-checkbox-label input[type="checkbox"]:checked + .checkbox-box::after {
  opacity: 1;
}

/* Convert Button */
.convert-btn-row {
  display: flex;
  justify-content: center;
  margin-bottom: 24px;
}

.btn-convert-primary {
  width: 100%;
  max-width: 300px;
  padding: 14px 28px;
  font-family: var(--font-heading);
  font-size: 1.05rem;
  font-weight: 800;
  color: #ffffff;
  background: linear-gradient(135deg, var(--purple-600) 0%, #d946ef 100%);
  border: none;
  border-radius: 10px;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  box-shadow: 0 4px 14px rgba(139, 92, 246, 0.35);
  transition: all var(--transition-fast);
}

.btn-convert-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(139, 92, 246, 0.45);
}

.btn-convert-primary:disabled {
  opacity: 0.5;
  cursor: not-allowed !important;
  transform: none !important;
  box-shadow: none !important;
  pointer-events: none !important;
}

/* ── Conversion Progress & Success View Cards ── */
.conversion-view-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 40px 24px;
  box-shadow: var(--shadow-md);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  max-width: 560px;
  margin: 20px auto 0 auto;
  box-sizing: border-box;
}

.large-spinner {
  width: 52px;
  height: 52px;
  border: 4px solid var(--bg-tertiary);
  border-top-color: var(--purple-600);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
  margin-bottom: 20px;
}

.progress-view-headline,
.success-view-headline {
  font-family: var(--font-heading);
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--text-primary);
  margin: 0 0 8px 0;
}

.progress-view-status,
.success-view-subtext {
  font-size: 0.94rem;
  color: var(--text-secondary);
  margin: 0 0 20px 0;
}

.progress-bar-track {
  width: 100%;
  max-width: 400px;
  height: 8px;
  background: var(--bg-tertiary);
  border-radius: 9999px;
  overflow: hidden;
  position: relative;
}

.progress-bar-fill {
  width: 0%;
  height: 100%;
  background: linear-gradient(90deg, var(--purple-600) 0%, #d946ef 100%);
  border-radius: 9999px;
  transition: width 0.3s ease;
}

.success-icon-badge {
  width: 64px;
  height: 64px;
  border-radius: 50%;
  background: rgba(34, 197, 94, 0.12);
  color: #22c55e;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 16px;
  box-shadow: 0 0 0 6px rgba(34, 197, 94, 0.06);
}

.btn-success-download {
  position: static !important;
  width: 100% !important;
  max-width: 320px !important;
  margin: 0 auto 20px auto !important;
  box-shadow: 0 4px 16px rgba(139, 92, 246, 0.4) !important;
  display: flex !important;
  align-items: center !important;
  justify-content: center !important;
}

.success-actions-row {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  flex-wrap: nowrap !important;
  width: 100%;
  max-width: 440px;
  margin: 8px auto 0 auto;
}

.btn-sub-action {
  flex: 1 1 0%;
  min-width: 0;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 5px;
  font-size: clamp(0.74rem, 2.7vw, 0.84rem);
  font-weight: 700;
  padding: 10px 8px;
  border-radius: 10px;
  border: 1.5px solid var(--border);
  background: var(--bg-secondary);
  color: var(--text-primary);
  cursor: pointer;
  white-space: nowrap !important;
  transition: all var(--transition-fast);
  box-sizing: border-box;
}

.btn-sub-action .icon {
  flex-shrink: 0;
}

.btn-sub-action:hover {
  background: var(--bg-tertiary);
  border-color: var(--purple-400);
}

.btn-sub-action-primary {
  background: var(--purple-600);
  color: #ffffff;
  border-color: var(--purple-600);
}

.btn-sub-action-primary:hover {
  background: var(--purple-600);
  border-color: var(--purple-700);
}

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

/* Lightbox Preview Modal */
.modal-overlay {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(0, 0, 0, 0.85);
  backdrop-filter: blur(4px);
  z-index: 999999;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.25s ease;
}

.modal-overlay.active {
  opacity: 1;
  pointer-events: auto;
}

.modal-content {
  position: relative;
  max-width: 90vw;
  max-height: 90vh;
  display: flex;
  flex-direction: column;
  align-items: center;
}

.modal-img {
  max-width: 100%;
  max-height: 80vh;
  object-fit: contain;
  border-radius: 8px;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5);
}

.modal-close-btn {
  position: absolute;
  top: -40px;
  right: 0;
  background: none;
  border: none;
  color: #ffffff;
  font-size: 2rem;
  font-weight: 800;
  cursor: pointer;
  line-height: 1;
}

/* Toast Container */




@keyframes toastIn {
  from { opacity: 0; transform: translateY(12px); }
  to { opacity: 1; transform: translateY(0); }
}

.hidden-element {
  display: none !important;
}

/* Global Overflow Protection */
html, body, .image-pdf-wrapper {
  overflow-x: hidden;
  max-width: 100vw;
}

body.is-dragging-card {
  touch-action: none !important;
  user-select: none !important;
  overflow: hidden !important;
}

/* Mobile & Tablet Options Drawer & Responsiveness */
.btn-options-toggle {
  display: none;
}

.btn-float-settings {
  display: none;
}

.btn-close-options {
  display: none;
}

.options-backdrop {
  position: fixed;
  inset: 0;
  background: transparent !important;
  backdrop-filter: none !important;
  -webkit-backdrop-filter: none !important;
  filter: none !important;
  z-index: 999998 !important;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.25s cubic-bezier(0.4, 0, 0.2, 1);
}

.options-backdrop.active {
  opacity: 1;
  pointer-events: auto;
}

.options-header-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
}

@media (max-width: 960px) {
.tool-content-container {
    width: 100% !important;
    max-width: 100vw !important;
    padding: 0 10px !important;
    box-sizing: border-box !important;
  }

  .converter-grid {
    width: 100% !important;
    max-width: 100% !important;
    overflow-x: hidden !important;
  }

  .panel-card {
    width: 100% !important;
    max-width: 100% !important;
    box-sizing: border-box !important;
    overflow-x: hidden !important;
  }

  .left-panel {
    height: calc(100vh - 80px);
    max-height: 840px;
    min-height: 560px;
  }

  .btn-settings-icon-only {
    position: fixed !important;
    top: 80px !important;
    right: 14px !important;
    z-index: 99999 !important;
    width: 42px !important;
    height: 42px !important;
    border-radius: 12px !important;
    background: var(--bg-card) !important;
    border: 1.5px solid var(--purple-500) !important;
    box-shadow: 0 4px 16px rgba(139, 92, 246, 0.35) !important;
    display: inline-flex !important;
    align-items: center !important;
    justify-content: center !important;
    color: var(--purple-600) !important;
  }

  .btn-close-options {
    display: block;
    background: none;
    border: none;
    font-size: 1.6rem;
    font-weight: 700;
    color: var(--text-secondary);
    cursor: pointer;
    padding: 0 4px;
    line-height: 1;
  }

  .right-panel {
    position: fixed !important;
    top: 0 !important;
    right: -100% !important;
    bottom: 0 !important;
    width: 320px !important;
    max-width: 85vw !important;
    height: 100vh !important;
    max-height: 100vh !important;
    z-index: 999999 !important;
    background: var(--bg-card) !important;
    box-shadow: none !important;
    transform: none !important;
    transition: right 0.28s cubic-bezier(0.2, 0.9, 0.3, 1) !important;
    padding: 20px 16px !important;
    border-radius: 0 !important;
    overflow-y: auto !important;
    overscroll-behavior: contain !important;
  }

  .right-panel.mobile-open {
    right: 0 !important;
    transform: none !important;
  }

  /* Same 145px card width as large screen — auto-fill adjusts columns */
  .image-grid {
    display: grid !important;
    grid-template-columns: repeat(auto-fill, 145px) !important;
    justify-content: center !important;
    gap: 10px !important;
    padding: 4px 2px !important;
    width: 100% !important;
    box-sizing: border-box !important;
    overflow-x: hidden !important;
  }
}




/* Re-open the original @media (max-width: 960px) block for remaining rules */
@media (max-width: 960px) {

  .image-card {
    padding: 6px !important;
    border-radius: 8px !important;
    width: 100% !important;
    box-sizing: border-box !important;
    touch-action: pan-y !important;
  }

  body.is-dragging-card .image-card {
    touch-action: none !important;
  }

  .drag-clone-floating {
    transform: scale(0.96) rotate(1deg) !important;
    max-width: 145px !important;
    box-shadow: 0 12px 28px rgba(139, 92, 246, 0.35) !important;
  }

  .card-thumbnail-box {
    width: 100% !important;
    max-width: 100% !important;
    /* height stays at base 120px — no override needed */
  }


  .card-top-bar {
    width: 100%;
    margin-bottom: 4px;
    padding-bottom: 4px;
  }

  .card-top-actions {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 2px;
    width: 100%;
  }

  .card-btn {
    width: 24px;
    height: 24px;
    flex-shrink: 0;
    padding: 0;
    border-radius: 6px;
  }

  .card-btn .icon-sm {
    width: 13px;
    height: 13px;
  }

  .card-filename {
    font-size: 0.72rem;
  }

  .segmented-grid-4 {
    grid-template-columns: repeat(2, 1fr);
  }

  .btn-convert-primary {
    position: static !important;
    width: 100% !important;
    max-width: 320px !important;
    padding: 13px 20px !important;
    margin: 0 auto !important;
  }

  .btn-settings-icon-only.has-no-images,
  .btn-convert-primary.has-no-images {
    display: none !important;
    opacity: 0 !important;
    pointer-events: none !important;
    visibility: hidden !important;
  }

  .workspace-toolbar {
    flex-direction: column;
    align-items: stretch;
    gap: 10px;
  }

  .toolbar-title-wrap {
    display: flex;
    align-items: center;
    justify-content: space-between;
    width: 100%;
  }

  .toolbar-actions {
    display: flex;
    align-items: center;
    gap: 6px;
    width: 100%;
  }

  .toolbar-actions .btn-tool-icon {
    flex: 1;
    font-size: 0.76rem;
    padding: 6px 6px;
    justify-content: center;
    white-space: nowrap;
  }
}

@media (max-width: 640px) {
.image-pdf-wrapper {
    padding-bottom: 80px;
  }



  .left-panel {
    height: calc(100vh - 120px);
    max-height: 660px;
    min-height: 440px;
    padding: 12px 10px;
  }
}

/* Custom Scrollbars for Panels */
.right-panel::-webkit-scrollbar,
.image-grid::-webkit-scrollbar {
  width: 5px;
}

.right-panel::-webkit-scrollbar-track,
.image-grid::-webkit-scrollbar-track {
  background: var(--bg-tertiary);
  border-radius: 4px;
}

.right-panel::-webkit-scrollbar-thumb,
.image-grid::-webkit-scrollbar-thumb {
  background: var(--purple-400);
  border-radius: 4px;
}

.right-panel::-webkit-scrollbar-thumb:hover,
.image-grid::-webkit-scrollbar-thumb:hover {
  background: var(--purple-600);
}