/* =====================================================
   split-pdf.css — Split PDF Tool Styling
   Mobile-first, premium glassmorphic layout
   ===================================================== */

.sp-main {
  padding-top: 0;
  min-height: calc(100vh - 70px - 100px);
}

/* Inherits global .container ad-responsive layout */

.back-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: 0.88rem;
  color: var(--purple-500);
  text-decoration: none;
  margin-bottom: 16px;
  transition: color var(--transition-fast), transform var(--transition-fast);
}

@media (hover: hover) {
.back-link:hover {
    color: var(--lavender-300);
    transform: translateX(-2px);
  }
}

.back-link svg,.back-link .icon,

.back-link img ,.back-link .icon {
  width: 16px;
  height: 16px;
}

/* ── Upload Dropzone ────────────────────────────────── */
.sp-dropzone {
  width: 100%;
  max-width: 680px;
  margin: 0 auto;
  border: 2.5px dashed var(--border);
  border-radius: var(--radius-lg);
  cursor: pointer;
  padding: 48px 24px;
  text-align: center;
  transition: border-color var(--transition-normal);
  background: var(--bg-card);
}

.sp-dropzone.glass-card:hover,
.sp-dropzone:hover,
.sp-dropzone.dragover {
  transform: none !important;
  background: var(--bg-card) !important;
  box-shadow: none !important;
  border-color: var(--purple-500);
}

.sp-dropzone-inner {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 16px;
  pointer-events: none; /* Let parent handle clicks */
}

.sp-upload-illustration {
  width: 60px;
  height: 60px;
  border-radius: var(--radius-md);
  background: var(--bg-tertiary);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--purple-500);
  transition: transform var(--transition-normal);
}

.sp-dropzone:hover .sp-upload-illustration {
  transform: scale(1.08) rotate(-3deg);
}

.pdf-icon {
  width: 28px;
  height: 28px;
}

.sp-prompt-main {
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 1.15rem;
  color: var(--text-primary);
}

.sp-browse-link {
  color: var(--purple-500);
  text-decoration: underline;
}

.sp-prompt-sub {
  font-size: 0.88rem;
  color: var(--text-muted);
}

.sp-mobile-select-btn {
  display: none;
}

/* ── App Container (Split Screen Panels Workspace) ──────────────────────────────────── */
.sp-app-container {
  margin: 32px auto 0;
  max-width: 100%;
  display: grid;
  grid-template-columns: 1fr 380px; /* Left panel: visual workspace, Right panel: controls sidebar */
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  padding: 0;
}

/* LEFT PANEL: Visual Workspace */
.sp-workspace-left {
  flex: 1;
  background: var(--bg-card); /* Distinct contrasting workspace canvas background */
  border-right: 1.5px solid var(--border);
  padding: 0;
  box-sizing: border-box;
  display: flex;
  flex-direction: column;
  overflow-y: hidden; /* Prevent scrolling on the main left workspace panel */
  height: 640px;
  scrollbar-width: thin;
  scrollbar-color: var(--border) transparent;
}

.sp-workspace-left::-webkit-scrollbar {
  width: 6px;
}

.sp-workspace-left::-webkit-scrollbar-track {
  background: transparent;
}

.sp-workspace-left::-webkit-scrollbar-thumb {
  background: var(--border);
  border-radius: var(--radius-full);
}

.sp-workspace-panel {
  display: none;
  width: 100%;
  height: 100%;
}

.sp-workspace-panel.active {
  display: block;
  animation: fade-in 0.35s ease;
}

/* RIGHT PANEL: Sidebar Controls */
.sp-sidebar-right {
  width: 380px;
  background: var(--bg-card); /* White card background */
  border-left: 3px solid var(--purple-500); /* Purple brand vertical line border */
  padding: 24px;
  box-sizing: border-box;
  display: flex;
  flex-direction: column;
  gap: 16px;
  position: relative;
  height: 640px;
  overflow-y: hidden; /* Lock process button at the bottom of the screen */
}

.sp-sidebar-right::-webkit-scrollbar {
  width: 6px;
}

.sp-sidebar-right::-webkit-scrollbar-track {
  background: transparent;
}

.sp-sidebar-right::-webkit-scrollbar-thumb {
  background: var(--border);
  border-radius: var(--radius-full);
}

/* Sidebar Header */
.sp-sidebar-header {
  display: flex;
  flex-direction: column;
  align-items: stretch;
  gap: 10px;
  border-bottom: 1.5px solid var(--border);
  padding-bottom: 16px;
}

.sp-sidebar-header-top {
  display: flex;
  justify-content: space-between;
  align-items: center;
  width: 100%;
}

.sp-sidebar-title {
  font-family: var(--font-heading);
  font-weight: 800;
  font-size: 1.5rem;
  color: var(--text-primary);
  margin: 0;
  letter-spacing: -0.01em;
}

.sp-sidebar-file-info {
  font-size: 0.82rem;
  color: var(--text-muted);
  display: flex;
  align-items: center;
  white-space: nowrap;
  min-width: 0;
  width: 100%;
}

#sp-info-filename {
  display: inline-block;
  max-width: 240px; /* Taller width limit since it is full-width now */
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  vertical-align: bottom;
}

.sp-btn-change-compact {
  background: transparent;
  border: 1.5px solid var(--border);
  color: var(--text-secondary);
  padding: 6px 12px;
  height: 32px;
  border-radius: var(--radius-sm);
  display: inline-flex;
  align-items: center;
  gap: 6px;
  cursor: pointer;
  transition: all var(--transition-fast);
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 0.8rem;
  white-space: nowrap;
}

.sp-btn-change-compact:hover {
  border-color: var(--purple-500);
  color: var(--purple-600);
  background: var(--bg-tertiary);
}

.sp-btn-change-compact svg,.sp-btn-change-compact .icon,

.sp-btn-change-compact img ,.sp-btn-change-compact .icon {
  width: 16px;
  height: 16px;
}

/* Configuration Modes Tabs (Card Selector) */
.sp-mode-tabs {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 12px;
}

.sp-mode-tab {
  position: relative;
  background: var(--bg-primary);
  border: 1.5px solid var(--border);
  border-radius: var(--radius-md);
  padding: 12px 8px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 6px;
  cursor: pointer;
  transition: all var(--transition-fast);
  outline: none;
}

.sp-mode-tab:hover:not(.active):not(.disabled) {
  border-color: var(--purple-400);
  background: rgba(124, 58, 237, 0.02);
}

.sp-mode-tab.active {
  border-color: var(--purple-500);
  background: var(--bg-card);
  box-shadow: var(--shadow-sm);
}

.sp-mode-tab-check {
  position: absolute;
  top: -6px;
  left: -6px;
  width: 18px;
  height: 18px;
  background: var(--purple-500);
  color: #ffffff;
  border-radius: 50%;
  display: none;
  align-items: center;
  justify-content: center;
  box-shadow: var(--shadow-sm);
  z-index: 2;
}

.sp-mode-tab-check svg,.sp-mode-tab-check .icon,

.sp-mode-tab-check img ,.sp-mode-tab-check .icon {
  width: 10px;
  height: 10px;
}

.sp-mode-tab.active .sp-mode-tab-check {
  display: flex;
}

.sp-mode-tab-premium {
  position: absolute;
  top: 6px;
  right: 6px;
  color: #eab308; /* Gold color */
  display: flex;
  align-items: center;
  justify-content: center;
}

.sp-mode-tab-premium svg,.sp-mode-tab-premium .icon,

.sp-mode-tab-premium img ,.sp-mode-tab-premium .icon {
  width: 12px;
  height: 12px;
}

.sp-mode-tab-icon {
  color: var(--text-secondary);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: color var(--transition-fast);
}

.sp-mode-tab-icon svg,.sp-mode-tab-icon .icon,

.sp-mode-tab-icon img ,.sp-mode-tab-icon .icon {
  width: 20px;
  height: 20px;
}

.sp-mode-tab.active .sp-mode-tab-icon {
  color: var(--purple-500);
}

.sp-mode-tab-label {
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 0.85rem;
  color: var(--text-secondary);
  transition: color var(--transition-fast);
}

.sp-mode-tab.active .sp-mode-tab-label {
  color: var(--purple-600);
}

.sp-mode-tab.disabled {
  opacity: 0.55;
  cursor: not-allowed;
  background: var(--bg-tertiary);
}

/* Tab Panels (Sidebar contents) */
.sp-tab-panels {
  display: flex;
  flex-direction: column;
  flex: 1;
  overflow-y: hidden; /* Prevent vertical scroll for tab panels on desktop */
  padding-right: 6px;
}

.sp-tab-panels::-webkit-scrollbar {
  width: 4px;
}

.sp-tab-panels::-webkit-scrollbar-thumb {
  background: var(--border);
  border-radius: var(--radius-full);
}

.sp-tab-panel {
  display: none;
  flex-direction: column;
  gap: 12px;
  height: 100%;
  min-height: 0;
}

.sp-tab-panel.active {
  display: flex;
  animation: fade-in 0.35s ease;
}

.sp-range-config-sub {
  display: flex;
  flex-direction: column;
  gap: 12px;
  flex: 1;
  min-height: 0;
}

.sp-extract-config-sub {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.sp-panel-desc {
  font-size: 0.88rem;
  color: var(--text-secondary);
  line-height: 1.5;
  margin-bottom: 10px;
}

/* Range Mode Section & Pills */
.sp-range-mode-section {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.sp-range-mode-title {
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 0.9rem;
  color: var(--text-primary);
}

.sp-range-mode-selector {
  display: flex;
  background: var(--bg-primary);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 4px;
  gap: 4px;
}

.sp-range-mode-btn, .sp-extract-mode-btn {
  flex: 1;
  border: none;
  background: transparent;
  padding: 8px 12px;
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 0.85rem;
  color: var(--text-secondary);
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: all var(--transition-fast);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
}

.sp-range-mode-btn:hover:not(.active):not(.disabled),
.sp-extract-mode-btn:hover:not(.active) {
  color: var(--purple-500);
  background: rgba(124, 58, 237, 0.04);
}

.sp-range-mode-btn.active,
.sp-extract-mode-btn.active {
  background: var(--bg-card);
  color: var(--purple-600); /* Purple brand active text color */
  border: 1px solid rgba(124, 58, 237, 0.25);
  box-shadow: var(--shadow-sm);
}

.sp-range-mode-btn.disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

.sp-range-mode-btn .star-icon {
  width: 12px;
  height: 12px;
  color: var(--text-muted);
}

/* ── Custom Ranges Sub panel ─────────────────────────── */
.sp-ranges-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
  flex: 1;
  min-height: 0;
  overflow-y: auto; /* Vertical scroll for ranges list only */
  padding-right: 4px;
}

.sp-range-row {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 4px;
  padding: 8px;
  background: var(--bg-primary);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  animation: float-up 0.25s ease;
  box-sizing: border-box;
}

.sp-range-row-header-wrapper {
  display: flex;
  justify-content: space-between;
  align-items: center;
  width: 100%;
  box-sizing: border-box;
  padding-right: 20px; /* Space for absolute cancel button */
}

.sp-range-row-header {
  display: flex;
  align-items: center;
  gap: 6px;
}

.sp-range-row-drag {
  color: var(--text-muted);
  cursor: grab;
  display: flex;
  align-items: center;
}

.sp-range-row-drag svg,.sp-range-row-drag .icon,

.sp-range-row-drag img ,.sp-range-row-drag .icon {
  width: 14px;
  height: 14px;
}

.sp-range-title {
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 0.82rem;
  color: var(--text-primary);
}

/* ── Range Drag-to-Reorder States ──────────────────────────────────────────── */

/* Ghost: the original preview box while dragging (hidden in place) */
.sp-range-preview-box.sp-range-is-dragging {
  opacity: 0;
  pointer-events: none;
}

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

/* Floating drag clone that follows cursor */
.sp-range-drag-clone {
  position: fixed !important;
  pointer-events: none !important;
  z-index: 999999 !important;
  transition: none !important; /* CRITICAL: Prevent CSS transition animation lag during drag */
  border-radius: var(--radius-md);
  border: 2px solid var(--purple-500);
  background: var(--bg-card);
  box-shadow: 0 16px 40px rgba(139, 92, 246, 0.35), 0 6px 12px rgba(0, 0, 0, 0.18);
  transform: scale(1.04) rotate(0.8deg);
  opacity: 0.96;
  box-sizing: border-box;
  overflow: hidden;
  margin: 0 !important;
}

/* Body lock while dragging */
body.is-dragging-range {
  touch-action: none !important;
  user-select: none !important;
}

body.is-dragging-range .sp-range-preview-box {
  cursor: grabbing !important;
  scroll-snap-align: none !important;
}

/* Disable mobile horizontal scroll snap during active drag for smooth edge scrolling */
body.is-dragging-range .sp-ranges-previews {
  scroll-snap-type: none !important;
}

/* Prevent mobile long-press "Open image in new tab" popup & text selection on images */
.sp-range-preview-box,
.sp-range-preview-card,
.sp-range-preview-card img,
.sp-page-card,
.sp-page-card img,
img,
canvas {
  -webkit-touch-callout: none !important; /* Disables iOS/Android long-press image callout popup */
  -webkit-user-select: none !important;
  user-select: none !important;
  -webkit-user-drag: none !important;     /* Disables native browser image ghost drag */
}
/* ── End Range Drag States ─────────────────────────────────────────────────── */

.sp-range-inputs-group {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 6px;
}

.sp-range-prefix-input {
  display: flex;
  align-items: stretch;
  height: 32px;
  border: 1.5px solid var(--border);
  border-radius: var(--radius-sm);
  overflow: hidden;
  background: var(--bg-card);
  transition: border-color var(--transition-fast);
  width: 100%;
  max-width: 120px; /* Lock width from being too wide */
}

.sp-range-prefix-input:focus-within {
  border-color: var(--purple-500);
}

.sp-range-prefix-label {
  background: var(--bg-tertiary);
  padding: 0 10px;
  font-family: var(--font-body);
  font-size: 0.75rem;
  font-weight: 500;
  color: var(--text-muted);
  border-right: 1.5px solid var(--border);
  white-space: nowrap;
  user-select: none;
  display: flex;
  align-items: center;
  justify-content: center; /* Center to align from and to text symmetrically */
  flex-shrink: 0;
  width: 48px; /* Equal width lock for labels */
  box-sizing: border-box;
}

.sp-range-prefix-input .sp-range-field {
  border: none !important;
  border-radius: 0 !important;
  flex: 1;
  min-width: 0;
  width: 100% !important;
  height: 100% !important;
  padding: 0 26px 0 10px !important; /* Spaced to ensure native webkit spinner buttons do not overlap text */
  box-shadow: none !important;
  text-align: center;
  outline: none;
  font-weight: 600;
  font-family: var(--font-body);
  color: var(--text-primary);
  background: transparent;
}

/* Custom range numeric field spin button styles */
.sp-range-field::-webkit-inner-spin-button {
  cursor: pointer;
  height: 100%;
  opacity: 0.8;
  transition: opacity var(--transition-fast);
  margin-right: 4px;
}

.sp-range-field:hover::-webkit-inner-spin-button,
.sp-range-field:focus::-webkit-inner-spin-button {
  opacity: 1;
}

.sp-btn-remove-range {
  position: absolute;
  top: 6px;
  right: 6px;
  background: transparent;
  border: none;
  color: #ef4444;
  cursor: pointer;
  padding: 4px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 4px;
  transition: background var(--transition-fast);
  z-index: 2;
}

.sp-btn-remove-range:hover {
  background: rgba(239, 68, 68, 0.08);
}

.sp-btn-remove-range svg,.sp-btn-remove-range .icon,

.sp-btn-remove-range img ,.sp-btn-remove-range .icon {
  width: 14px;
  height: 14px;
}

/* Add Range button styling */
.sp-btn-add-range {
  margin-top: 0;
  align-self: stretch; /* Stretch full width in sidebar */
  background: transparent;
  border: 1.5px dashed rgba(124, 58, 237, 0.35);
  color: var(--purple-500);
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 0.85rem;
  padding: 8px 16px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  transition: all var(--transition-fast);
  cursor: pointer;
  box-sizing: border-box;
}

.sp-btn-add-range:hover {
  background: rgba(124, 58, 237, 0.08);
  border-color: var(--purple-500);
}

.sp-btn-add-range svg,.sp-btn-add-range .icon,

.sp-btn-add-range img ,.sp-btn-add-range .icon {
  width: 16px;
  height: 16px;
}

/* Custom Ranges Previews Layout */
.sp-ranges-previews {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  justify-content: center;
  align-content: start;
  height: 100%;
  overflow-y: auto;
  padding: 24px;
  box-sizing: border-box;
  scrollbar-width: thin;
  scrollbar-color: var(--border) transparent;
}

.sp-ranges-previews::-webkit-scrollbar,
.sp-pages-grid-scroll-container::-webkit-scrollbar {
  width: 6px;
}

.sp-ranges-previews::-webkit-scrollbar-track,
.sp-pages-grid-scroll-container::-webkit-scrollbar-track {
  background: transparent;
}

.sp-ranges-previews::-webkit-scrollbar-thumb,
.sp-pages-grid-scroll-container::-webkit-scrollbar-thumb {
  background: var(--border);
  border-radius: var(--radius-full);
}

/* Highlights for linked inputs/previews */
.sp-range-preview-box.active-highlight {
  border-color: var(--purple-500);
  background: rgba(124, 58, 237, 0.04);
  box-shadow: var(--shadow-glow);
  transform: translateY(-2px);
}

.sp-range-row.active-highlight {
  border-color: var(--purple-500);
  background: rgba(124, 58, 237, 0.04);
  box-shadow: var(--shadow-glow);
}

/* Individual Range Preview Card Container */
.sp-range-preview-box {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 6px;
  padding: 10px;
  background: var(--bg-card);
  border: 1.5px dashed var(--border);
  border-radius: var(--radius-md);
  width: 230px;
  box-sizing: border-box;
  position: relative;
  transition: all var(--transition-fast);
  cursor: grab;
}

.sp-range-preview-box.sp-range-preview-single {
  width: 130px; /* Narrower container for single page preview on desktop */
}

.sp-range-preview-box:hover {
  border-color: var(--purple-400);
  box-shadow: var(--shadow-sm);
}

.sp-range-preview-title {
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 0.85rem;
  color: var(--text-secondary);
  margin-bottom: 4px;
}

.sp-range-preview-pages {
  display: flex;
  align-items: center;
  gap: 8px;
  justify-content: center;
  position: relative;
  width: 100%;
}

.sp-range-preview-card-wrapper {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 6px;
}

/* Page Thumbnail Card */
.sp-range-preview-card {
  width: 80px;
  height: 108px; /* Reduced from 133px to fit within 220px container */
  background: var(--bg-primary);
  border: 1.5px solid var(--border);
  border-radius: var(--radius-sm);
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: var(--shadow-sm);
  transition: all var(--transition-fast);
  position: relative;
}

.sp-range-preview-card img ,.sp-range-preview-card .icon {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.sp-range-preview-card-placeholder {
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-muted);
}

.sp-range-preview-card-placeholder svg,.sp-range-preview-card-placeholder .icon,

.sp-range-preview-card-placeholder img ,.sp-range-preview-card-placeholder .icon {
  width: 16px;
  height: 16px;
}

.sp-range-preview-card-spinner {
  width: 12px;
  height: 12px;
  border: 2px solid transparent;
  border-top-color: var(--purple-500);
  border-radius: 50%;
  animation: pm-spin 1s linear infinite;
}

/* Page number label underneath */
.sp-range-preview-badge {
  font-family: var(--font-body);
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--text-secondary);
}

.sp-range-preview-ellipsis {
  font-size: 1.25rem;
  font-weight: 800;
  color: var(--text-muted);
  display: flex;
  align-items: center;
  justify-content: center;
  height: 108px; /* Match card height */
  user-select: none;
}

/* Fixed input styling */
.sp-fixed-input-row {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 16px 20px;
  background: var(--bg-primary);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  align-self: flex-start;
  font-family: var(--font-heading);
  font-weight: 600;
  color: var(--text-primary);
  font-size: 0.95rem;
}

.sp-fixed-input {
  width: 80px;
  padding: 8px;
  border-radius: var(--radius-sm);
  border: 1.5px solid var(--border);
  background: var(--bg-card);
  color: var(--text-primary);
  font-family: var(--font-body);
  font-size: 0.95rem;
  text-align: center;
  outline: none;
  transition: border-color var(--transition-fast);
}

.sp-fixed-input:focus {
  border-color: var(--purple-500);
}

/* Visual Expression Input */
.sp-visual-expression-row {
  display: flex;
  flex-direction: column;
  align-items: stretch;
  gap: 8px;
  padding: 16px;
  background: var(--bg-primary);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  width: 100%;
  font-family: var(--font-heading);
  font-weight: 600;
  color: var(--text-primary);
  font-size: 0.95rem;
  box-sizing: border-box;
  margin-bottom: 0;
}

.sp-visual-expression-row label {
  font-size: 0.82rem;
  color: var(--text-secondary);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.03em;
}

.sp-visual-expression-input {
  flex: 1;
  padding: 8px 12px;
  border-radius: var(--radius-sm);
  border: 1.5px solid var(--border);
  background: var(--bg-card);
  color: var(--text-primary);
  font-family: var(--font-body);
  font-size: 0.95rem;
  outline: none;
  transition: border-color var(--transition-fast);
}

.sp-visual-expression-input:focus {
  border-color: var(--purple-500);
}

/* ── Custom Pages Selection (Visual grid) ──────────────── */
.sp-grid-action-bar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-bottom: 16px;
  border-bottom: 1.5px solid var(--border);
  margin-bottom: 16px;
}

.sp-grid-quick-selectors {
  display: flex;
  gap: 8px;
}

.btn-mini {
  padding: 6px 12px;
  font-size: 0.78rem;
}

.sp-selected-count-label {
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 0.88rem;
  color: var(--purple-500);
}

.sp-pages-grid-wrapper {
  display: flex;
  flex-direction: column;
  height: 100%;
  padding: 24px;
  box-sizing: border-box;
}

.sp-pages-grid-scroll-container {
  display: flex;
  flex-direction: column;
  flex: 1;
  min-height: 0;
  overflow-y: auto;
  scrollbar-width: thin;
  scrollbar-color: var(--border) transparent;
}

.sp-pages-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 14px;
  justify-content: center;
  flex: 1;
  padding: 0;
  width: 100%;
  box-sizing: border-box;
}

/* Page Card Item */
.sp-page-card {
  position: relative;
  background: var(--bg-card);
  border: 1.5px solid var(--border);
  border-radius: var(--radius-sm);
  aspect-ratio: 0.75;
  cursor: pointer;
  overflow: hidden;
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast), transform var(--transition-fast);
  user-select: none;
}

/* Hover effect removed on page cards */

.sp-page-card.selected {
  border-color: var(--purple-500);
  box-shadow: 0 0 12px rgba(124, 58, 237, 0.2);
}

.sp-page-card-inner {
  width: 100%;
  height: 100%;
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
}

.sp-page-card-thumb {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.sp-page-card-placeholder {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 4px;
  color: var(--text-muted);
}

.sp-page-card-placeholder svg,.sp-page-card-placeholder .icon,

.sp-page-card-placeholder img ,.sp-page-card-placeholder .icon {
  width: 20px;
  height: 20px;
}

.sp-page-card-spinner {
  width: 8px;
  height: 8px;
  border: 2px solid transparent;
  border-top-color: var(--purple-500);
  border-radius: 50%;
  animation: pm-spin 1s linear infinite;
}

.sp-page-badge {
  position: absolute;
  bottom: 6px;
  left: 6px;
  background: rgba(22, 8, 46, 0.75);
  color: #ffffff;
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 0.72rem;
  padding: 2px 6px;
  border-radius: 4px;
  backdrop-filter: blur(4px);
  z-index: 2;
}

.sp-page-check {
  position: absolute;
  top: 6px;
  right: 6px;
  width: 22px;
  height: 22px;
  border-radius: 50%;
  background: var(--purple-500);
  color: #ffffff;
  display: none;
  align-items: center;
  justify-content: center;
  z-index: 2;
  box-shadow: var(--shadow-sm);
}

.sp-page-check svg,.sp-page-check .icon,

.sp-page-check img ,.sp-page-check .icon {
  width: 14px;
  height: 14px;
}

.sp-page-card.selected .sp-page-check {
  display: flex;
}

/* Checkbox Style */
.sp-merge-option {
  display: flex;
  align-items: center;
  justify-content: flex-start; /* Left-align the checkbox label */
  width: 100%;
  height: 44px; /* Fixed static height to prevent layout shifts */
  margin-top: 0;
  box-sizing: border-box;
}

.sp-checkbox-label {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  cursor: pointer;
  user-select: none;
}

.sp-checkbox-label input {
  position: absolute;
  opacity: 0;
  cursor: pointer;
}

.sp-checkbox-custom {
  width: 20px;
  height: 20px;
  border-radius: 6px;
  border: 2px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all var(--transition-fast);
  flex-shrink: 0;
}

.sp-checkbox-label:hover input ~ .sp-checkbox-custom {
  border-color: var(--purple-400);
}

.sp-checkbox-label input:checked ~ .sp-checkbox-custom {
  border-color: var(--purple-500);
  background: var(--purple-500);
}

.sp-checkbox-custom::after {
  content: '';
  width: 5px;
  height: 9px;
  border: solid white;
  border-width: 0 2.5px 2.5px 0;
  transform: rotate(45deg);
  display: none;
  margin-bottom: 2px;
}

.sp-checkbox-label input:checked ~ .sp-checkbox-custom::after {
  display: block;
}

.sp-checkbox-text {
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: 0.9rem;
  color: var(--text-primary);
  transition: color var(--transition-fast);
}

.sp-checkbox-label input:checked ~ .sp-checkbox-text {
  color: var(--purple-600);
}

/* ── Action Panel ───────────────────────────────────── */
.sp-action-panel {
  display: flex;
  justify-content: stretch;
  border-top: 1.5px solid var(--border);
  padding-top: 16px;
  margin-top: auto; /* Push to the bottom of the sidebar */
}

.sp-btn-process {
  width: 100%;
  background: var(--gradient-primary); /* Brand purple gradient */
  color: #ffffff;
  border: none;
  border-radius: var(--radius-md);
  padding: 10px 20px;
  height: 44px;
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 0.92rem;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  cursor: pointer;
  box-shadow: 0 4px 14px rgba(139, 92, 246, 0.3);
  transition: all var(--transition-fast);
}

.sp-btn-process:hover {
  filter: brightness(1.08);
  box-shadow: 0 6px 20px rgba(139, 92, 246, 0.45);
  transform: translateY(-1px);
}

.sp-btn-arrow-circle {
  width: 22px;
  height: 22px;
  background: rgba(255, 255, 255, 0.18);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: transform var(--transition-fast);
}

.sp-btn-process:hover .sp-btn-arrow-circle {
  transform: translateX(3px);
}

.sp-btn-arrow-circle svg,.sp-btn-arrow-circle .icon,

.sp-btn-arrow-circle img ,.sp-btn-arrow-circle .icon {
  width: 12px;
  height: 12px;
  color: #ffffff;
}

/* ── Bottom Action Button (Split PDF) ─────────── */
.sp-bottom-action-wrap {
  display: flex;
  justify-content: center;
  align-items: center;
  margin: 24px auto 0;
  width: 100%;
}

.sp-btn-process-bottom {
  background: var(--gradient-primary);
  border: none;
  color: #ffffff;
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 1.05rem;
  padding: 15px 42px;
  border-radius: var(--radius-full);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  box-shadow: 0 4px 14px rgba(124, 58, 237, 0.22);
  transition: all 0.3s cubic-bezier(0.34, 1.56, 0.64, 1);
  cursor: pointer;
  position: relative;
  overflow: hidden;
  letter-spacing: -0.01em;
}

.sp-btn-process-bottom:hover:not(:disabled) {
  transform: translateY(-2px) scale(1.02);
  box-shadow: 0 6px 20px rgba(124, 58, 237, 0.32);
  filter: brightness(1.05);
}

.sp-btn-process-bottom:active:not(:disabled) {
  transform: translateY(0) scale(0.99);
  box-shadow: 0 2px 8px rgba(124, 58, 237, 0.2);
}

.sp-btn-process-bottom .sp-btn-arrow-svg {
  width: 18px;
  height: 18px;
  flex-shrink: 0;
  transition: transform 0.3s cubic-bezier(0.34, 1.56, 0.64, 1);
}

.sp-btn-process-bottom:hover:not(:disabled) .sp-btn-arrow-svg {
  transform: translateX(5px);
}

/* ── Processing Loader ──────────────────────────────── */
.sp-progress-wrap {
  margin: 32px auto 0;
  max-width: 580px;
  padding: 40px;
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 24px;
}

.sp-progress-label {
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 1.1rem;
  color: var(--text-primary);
}

.sp-spinner {
  width: 48px;
  height: 48px;
  border: 4px solid var(--border);
  border-top-color: var(--purple-500);
  border-radius: 50%;
  animation: pm-spin 1s linear infinite;
}

@keyframes pm-spin {
  0% { transform: rotate(0deg); }
  100% { transform: rotate(360deg); }
}

/* ── Success Result Panel ───────────────────────────── */
.sp-success-wrap {
  margin: 20px auto 0;
  max-width: 480px;
  padding: 28px 24px;
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 10px;
  border-radius: var(--radius-lg);
}

.sp-success-icon-wrapper {
  width: 52px;
  height: 52px;
  border-radius: 50%;
  background: rgba(34, 197, 94, 0.12);
  color: #22c55e;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 2px;
}

.sp-success-icon-wrapper svg,
.sp-success-icon-wrapper .icon,
.sp-success-icon-wrapper img {
  width: 26px;
  height: 26px;
}

.sp-success-title {
  font-family: var(--font-heading);
  font-weight: 800;
  font-size: 1.35rem;
  color: var(--text-primary);
  letter-spacing: -0.01em;
  margin: 0;
}

.sp-success-desc {
  font-size: 0.88rem;
  color: var(--text-secondary);
  max-width: 420px;
  line-height: 1.45;
  margin: 0 0 4px 0;
}

.sp-success-actions-block {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 10px;
  width: 100%;
  max-width: 380px;
  margin: 4px auto 0;
}

.sp-btn-download {
  width: 100%;
  background: var(--gradient-primary);
  color: #ffffff;
  box-shadow: 0 6px 22px rgba(124, 58, 237, 0.38);
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 1.05rem;
  padding: 14px 28px;
  border-radius: 14px;
  border: none;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.sp-btn-download:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 28px rgba(124, 58, 237, 0.48);
  filter: brightness(1.08);
}

.sp-btn-download svg,
.sp-btn-download .icon,
.sp-btn-download img {
  width: 20px;
  height: 20px;
}

.sp-secondary-actions-row {
  display: flex;
  align-items: center;
  gap: 12px;
  width: 100%;
}

.sp-btn-back-edit {
  flex: 1;
  background: var(--bg-card);
  border: 1.5px solid var(--border);
  color: var(--text-primary);
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 0.88rem;
  padding: 11px 18px;
  border-radius: 12px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  cursor: pointer;
  transition: all var(--transition-fast);
  white-space: nowrap;
}

.sp-btn-back-edit:hover {
  border-color: var(--purple-500);
  color: var(--purple-600);
  background: var(--bg-tertiary);
  transform: translateY(-1px);
}

.sp-btn-back-edit .icon {
  width: 16px;
  height: 16px;
}

.sp-btn-restart {
  flex: 1;
  background: var(--purple-600);
  border: 1.5px solid var(--purple-600);
  color: #ffffff;
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 0.88rem;
  padding: 11px 18px;
  border-radius: 12px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  cursor: pointer;
  transition: all var(--transition-fast);
  white-space: nowrap;
}

.sp-btn-restart:hover {
  filter: brightness(1.08);
  transform: translateY(-1px);
}

.sp-btn-restart .icon {
  width: 16px;
  height: 16px;
}

/* Tablet Responsive Layout (Side-by-side with smaller page cards) */
@media (min-width: 769px) and (max-width: 1024px) {
  .sp-pages-grid {
    grid-template-columns: repeat(4, 1fr);
    gap: 12px;
  }
  
  .sp-pages-grid-wrapper {
    padding: 16px;
  }
}

/* ── Mobile & Tablet Responsive Breakpoints ──────────────────── */
@media (max-width: 768px) {


  /* Upload dropzone mobile optimization */
  .sp-dropzone {
    padding: 28px 16px;
    max-width: 100%;
  }

  .sp-upload-illustration {
    display: flex !important;
    width: 44px;
    height: 44px;
    margin-bottom: 4px;
  }

  .sp-upload-illustration svg,  .sp-upload-illustration .icon,

  .sp-upload-illustration img ,  .sp-upload-illustration .icon {
    width: 20px;
    height: 20px;
  }

  .sp-prompt-main {
    display: block !important;
    font-size: 0.95rem;
    margin: 0;
  }

  .sp-prompt-sub {
    display: none !important;
  }

  .sp-mobile-select-btn {
    display: inline-flex;
    pointer-events: none;
    margin-top: 8px;
  }

  /* App split screen container conversion to linear vertical block */
  .sp-app-container {
    grid-template-columns: 1fr;
    padding: 0;
    margin-top: 16px;
    background: transparent;
    border: none;
    box-shadow: none;
    max-height: none;
    overflow: visible;
  }

  /* Desktop left side panel is hidden, moved inside the controls sidebar */
  .sp-workspace-left {
    display: none !important;
  }

  /* Control sidebar panel styling on mobile/tablet */
  .sp-sidebar-right {
    width: 100%;
    max-width: 100%;
    border-left: none;
    padding: 24px 20px;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    gap: 20px;
    height: auto !important;
    min-height: 0 !important;
    max-height: none !important;
    overflow: visible !important;
  }

  .sp-tab-panels {
    flex: none !important;
    height: auto !important;
    max-height: none !important;
    overflow: visible !important;
  }

  .sp-tab-panel {
    display: none;
    flex-direction: column;
    gap: 20px;
    width: 100%;
  }

  .sp-tab-panel.active {
    display: flex;
  }

  .sp-range-config-sub,
  .sp-extract-config-sub {
    width: 100%;
    max-width: 100%;
    min-width: 0;
    display: flex;
    flex-direction: column;
    gap: 16px;
    flex: none !important;
  }

  .sp-workspace-panel {
    width: 100%;
    max-width: 100%;
    min-width: 0;
    height: auto !important;
    min-height: auto !important;
    overflow: visible !important;
  }

  /* Pages selection grid styling */
  .sp-pages-grid-wrapper {
    height: auto;
    width: 100%;
    margin-bottom: 4px;
    box-sizing: border-box;
    padding: 0 !important;
  }

  .sp-pages-grid-scroll-container {
    height: 480px !important;
    max-height: 480px !important;
    overflow-y: auto !important;
    overflow-x: hidden !important;
    -webkit-overflow-scrolling: touch !important;
    padding: 0 !important;
    border: none !important;
    background: transparent !important;
    width: 100% !important;
    box-sizing: border-box !important;
  }

  #sp-pages-grid {
    display: grid !important;
    grid-template-columns: repeat(4, 1fr) !important;
    justify-content: center !important;
    gap: 10px !important;
    width: 100% !important;
    border: none !important;
    background: transparent !important;
    padding: 0 !important;
    height: auto !important;
    box-sizing: border-box !important;
  }

  @media (max-width: 460px) {
    #sp-pages-grid {
      grid-template-columns: repeat(3, 1fr) !important;
      gap: 8px !important;
    }
  }

  @media (max-width: 320px) {
    #sp-pages-grid {
      grid-template-columns: repeat(2, 1fr) !important;
      gap: 6px !important;
    }
  }

  #sp-pages-grid .sp-page-card {
    width: 100% !important;
    height: auto !important;
    border-width: 1px !important;
    border-radius: 6px !important;
  }

  #sp-pages-grid .sp-page-badge {
    font-size: 0.7rem !important;
    padding: 2px 5px !important;
    bottom: 4px !important;
    left: 4px !important;
    border-radius: 3px !important;
    backdrop-filter: blur(2px) !important;
    z-index: 2 !important;
  }

  #sp-pages-grid .sp-page-check {
    width: 20px !important;
    height: 20px !important;
    top: 6px !important;
    right: 6px !important;
    z-index: 2 !important;
  }

  #sp-pages-grid .sp-page-check svg,  #sp-pages-grid .sp-page-check .icon,

  #sp-pages-grid .sp-page-check img ,  #sp-pages-grid .sp-page-check .icon {
    width: 12px !important;
    height: 12px !important;
  }

  /* File Info, Buttons and Header layout tweaks */
  .sp-sidebar-header {
    flex-wrap: wrap;
    gap: 12px;
  }

  #sp-info-filename {
    font-size: 0.95rem;
    display: inline-block;
    max-width: 240px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    vertical-align: bottom;
  }

  .sp-tab-btn {
    padding: 8px 12px;
    font-size: 0.88rem;
  }

  /* Horizontal swipe/scroll range cards layout for Range mode */
  .sp-ranges-list {
    display: flex;
    flex-direction: row;
    flex-wrap: nowrap;
    overflow-x: auto !important;
    overflow-y: hidden !important;
    gap: 12px;
    padding: 8px 4px;
    width: 100%;
    max-width: 100%;
    box-sizing: border-box;
    scroll-snap-type: x mandatory;
    max-height: none !important;
    flex: none !important;
  }

  .sp-ranges-list::-webkit-scrollbar {
    height: 6px;
  }

  .sp-ranges-list::-webkit-scrollbar-thumb {
    background: var(--border);
    border-radius: var(--radius-full);
  }

  .sp-btn-add-range {
    margin-top: 16px !important;
  }

  .sp-range-row {
    scroll-snap-align: start;
    flex-shrink: 0;
    width: 130px; /* Reduced from 170px for a more compact layout */
    box-sizing: border-box;
    padding: 12px 8px;
    gap: 8px;
    display: flex;
    flex-direction: column;
    align-items: center;
  }

  .sp-range-row-header-wrapper {
    padding-right: 16px;
    width: 100%;
  }

  .sp-range-inputs-group {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    width: 100%;
  }

  .sp-range-prefix-input {
    max-width: 96px !important; /* Only required width for numeric page input */
    width: 100% !important;
  }

  .sp-range-prefix-label {
    width: 36px !important;
    padding: 0 4px !important;
  }

  .sp-range-prefix-input .sp-range-field {
    padding: 0 12px 0 6px !important; /* Tighter padding for input field on mobile */
  }

  .sp-fixed-input-row {
    width: 100%;
    justify-content: flex-start; /* Left-align content closely together */
    gap: 12px;
    padding: 12px 16px;
  }

  /* Range preview swipe grid */
  .sp-ranges-workspace {
    grid-template-columns: 1fr;
    gap: 20px;
    width: 100%;
  }

  .sp-ranges-previews {
    display: flex;
    flex-direction: row;
    flex-wrap: nowrap;
    overflow-x: auto !important;
    overflow-y: hidden !important;
    padding: 12px;
    background: var(--bg-primary);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    scrollbar-width: none !important;
    -ms-overflow-style: none !important;
    justify-content: flex-start;
    align-content: stretch;
    position: static;
    scroll-snap-type: x mandatory;
    gap: 12px;
    width: 100%;
    max-width: 100%;
    box-sizing: border-box;
    margin-top: 8px;
    height: auto;
    min-height: auto !important;
  }

  /* Completely hide inner browser scrollbar to prevent dual scrollbars */
  .sp-ranges-previews::-webkit-scrollbar {
    display: none !important;
    width: 0 !important;
    height: 0 !important;
    background: transparent !important;
  }

  /* Permanent Custom DOM Scroll Track Indicator */
  .sp-ranges-scroll-track {
    width: 100%;
    height: 8px;
    background: rgba(139, 92, 246, 0.12);
    border-radius: var(--radius-full);
    position: relative;
    margin-top: 8px;
    box-sizing: border-box;
    display: block !important;
    opacity: 1 !important;
  }

  .sp-ranges-scroll-thumb {
    height: 100%;
    background: var(--purple-500);
    border-radius: var(--radius-full);
    position: absolute;
    top: 0;
    left: 0;
    will-change: transform;
    box-shadow: 0 0 8px rgba(139, 92, 246, 0.4);
    transition: transform 0.05s linear;
  }

  .sp-range-preview-box {
    scroll-snap-align: start;
    flex-shrink: 0;
    width: 180px; /* Increased from 175px to allow more inner side padding */
    min-height: 160px; /* Safe minimum height to prevent any overflow */
    padding: 10px 12px; /* Increased left/right padding from 8px to 12px */
    gap: 8px;
    border-style: solid;
    display: flex;
    flex-direction: column;
    justify-content: space-between; /* Evenly distribute content vertically */
    box-sizing: border-box;
  }

  .sp-range-preview-box.sp-range-preview-single {
    width: 105px; /* Minimal width for single page preview container on mobile */
  }

  .sp-range-preview-card {
    width: 72px;
    height: 96px;
  }

  .sp-range-preview-ellipsis {
    height: 96px;
    font-size: 0.85rem;
  }

  .sp-range-preview-badge {
    font-size: 0.72rem;
  }

  /* Custom styling spacing under pages preview grid */
  .sp-visual-expression-row {
    flex-direction: column;
    align-items: stretch;
    gap: 8px;
    padding: 14px;
    max-width: 100%;
    width: 100%;
    box-sizing: border-box;
    margin-top: 8px;
    margin-bottom: 16px !important;
  }

  .sp-visual-expression-input {
    width: 100%;
    box-sizing: border-box;
  }

  .sp-merge-option {
    margin-top: 28px !important;
    margin-bottom: 16px !important;
  }

  /* Process button layout styling reset */
  .sp-action-panel {
    margin-top: 24px !important;
    border-top: 1.5px solid var(--border);
    padding-top: 16px;
    width: 100%;
  }

  .sp-btn-process {
    width: 100%;
    justify-content: center;
  }
}

@media (max-width: 480px) {


  .sp-app-container {
    padding: 0;
    gap: 12px;
  }

  .sp-sidebar-right {
    padding: 16px 12px;
    gap: 16px;
  }

  .sp-btn-change {
    width: 100%;
    justify-content: center;
  }

  .sp-mode-tabs {
    gap: 8px;
  }

  .sp-mode-tab {
    padding: 12px 6px;
    gap: 6px;
  }

  .sp-mode-tab-icon svg,  .sp-mode-tab-icon .icon,

  .sp-mode-tab-icon img ,  .sp-mode-tab-icon .icon {
    width: 18px;
    height: 18px;
  }

  .sp-mode-tab-label {
    font-size: 0.8rem;
  }

  /* Extra mobile adjustments for page picker grid */
  .sp-pages-grid-scroll-container {
    height: 400px !important;
    max-height: 400px !important;
    padding: 0 !important;
  }

  #sp-pages-grid {
    grid-template-columns: repeat(2, 1fr) !important;
    gap: 12px !important;
  }

  #sp-pages-grid .sp-page-card {
    width: 100% !important;
    height: auto !important;
    border-radius: 4px !important;
  }

  #sp-pages-grid .sp-page-badge {
    font-size: 0.65rem !important;
    padding: 1px 4px !important;
    bottom: 2px !important;
    left: 2px !important;
  }

  #sp-pages-grid .sp-page-check {
    width: 18px !important;
    height: 18px !important;
    top: 4px !important;
    right: 4px !important;
  }

  #sp-pages-grid .sp-page-check svg,  #sp-pages-grid .sp-page-check .icon,

  #sp-pages-grid .sp-page-check img ,  #sp-pages-grid .sp-page-check .icon {
    width: 10px !important;
    height: 10px !important;
  }

  .sp-grid-action-bar {
    flex-direction: column;
    align-items: flex-start;
    gap: 10px;
    margin-bottom: 8px;
  }

  .sp-grid-quick-selectors {
    width: 100%;
  }

  .sp-grid-quick-selectors button {
    flex: 1;
    text-align: center;
  }

  /* Success dialog mobile styling */
  .sp-success-wrap {
    padding: 24px 16px;
  }

  .sp-result-actions {
    flex-direction: column;
    width: 100%;
    gap: 12px;
  }

  .sp-btn-download, .sp-btn-restart {
    width: 100%;
    justify-content: center;
  }
}