/* ==========================================================================
   THE PARCHMENT — PAGE SPECIFIC STYLESHEET (css/fill-in-the-blank.css)
   Parchment2 Aesthetic, 75/25 Layout, Flat Styling, & Mobile-First Dual View
   ========================================================================== */

.scribe-main {
  width: 100%;
  max-width: 100%;
  box-sizing: border-box;
}

/* Visibility helpers */
.desktop-only { display: inline; }
.mobile-only { display: none; }

@media (max-width: 768px) {
  .desktop-only { display: none !important; }
  .mobile-only { display: inline !important; }
}

/* ==========================================================================
   1. CHALLENGE INSTRUMENT STRIP (Difficulty | Hint | Reset | [Right] Check)
   ========================================================================== */
.challenge-toolbar-full {
  width: 100%;
  background: var(--ui-surface) !important;
  border: 1px solid var(--ui-line) !important;
  border-radius: 9999px !important;
  padding: 6px 14px 6px 18px !important;
  display: flex !important;
  align-items: center !important;
  justify-content: space-between !important;
  gap: 12px;
  flex-wrap: nowrap;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.04) !important;
  box-sizing: border-box;
  margin-bottom: 0.85rem;
}

.toolbar-left-cluster {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-shrink: 0;
}

.toolbar-right-cluster {
  margin-left: auto;
  display: flex;
  align-items: center;
  gap: 10px;
}

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

.toolbar-cluster {
  display: flex;
  align-items: center;
  gap: 10px;
}

.toolbar-divider {
  width: 1px;
  height: 22px;
  background: var(--ui-line);
  margin: 0 2px;
  flex-shrink: 0;
}

.toolbar-label {
  font-family: var(--font-ui, sans-serif);
  font-size: 0.74rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--ui-muted);
  white-space: nowrap;
  flex-shrink: 0;
}

/* SLEEK SEGMENTED CONTROLS (Never wraps, never distorts into circle) */
.seg-controls {
  display: inline-flex;
  align-items: center;
  background: var(--ui-surface-2);
  padding: 3px;
  border-radius: 9999px;
  border: 1px solid var(--ui-line);
  flex-wrap: nowrap !important;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: none;
  -ms-overflow-style: none;
  max-width: 100%;
  gap: 2px;
  box-sizing: border-box;
}

.seg-controls::-webkit-scrollbar {
  display: none;
}

.seg-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 5px 12px;
  font-family: var(--font-ui, sans-serif);
  font-size: 0.78rem;
  font-weight: 700;
  color: var(--ui-muted);
  border-radius: 9999px;
  border: none;
  background: transparent;
  transition: all 130ms ease;
  cursor: pointer;
  white-space: nowrap !important;
  flex-shrink: 0 !important;
  touch-action: manipulation;
}

.seg-btn:hover {
  color: var(--ui-ink);
}

.seg-btn.active {
  background: var(--ui-surface);
  color: var(--ui-ink);
  box-shadow: 0 1px 4px rgba(0, 0, 0, 0.08);
}

.diff-indicator {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  flex-shrink: 0;
}
.dot-recruit { background-color: #127a42; box-shadow: 0 0 5px rgba(18, 122, 66, 0.35); }
.dot-torchbearer { background-color: #2563eb; box-shadow: 0 0 5px rgba(37, 99, 235, 0.35); }
.dot-soldier { background-color: #d97706; box-shadow: 0 0 5px rgba(217, 119, 6, 0.35); }
.dot-herald { background-color: #ea580c; box-shadow: 0 0 5px rgba(234, 88, 12, 0.35); }
.dot-watchman { background-color: #7c3aed; box-shadow: 0 0 5px rgba(124, 58, 237, 0.35); }

/* Toolbar Buttons */
.toolbar-action-btn {
  padding: 6px 14px !important;
  font-size: 0.78rem !important;
  line-height: 1 !important;
  white-space: nowrap !important;
  touch-action: manipulation;
}

.pill-btn-action {
  appearance: none;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  padding: 8px 18px;
  font-family: var(--font-ui, sans-serif);
  font-size: 0.84rem;
  font-weight: 700;
  border-radius: 9999px;
  cursor: pointer;
  transition: all 130ms ease;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.04);
}

.pill-btn-action.primary-gilded {
  background: var(--ui-accent-soft);
  border: 1px solid var(--ui-accent-strong);
  color: var(--ui-accent-strong);
}

.pill-btn-action.primary-gilded:hover {
  background: var(--ui-accent);
  color: #ffffff;
  transform: translateY(-1px);
}

.pill-btn-action.secondary {
  background: var(--ui-surface);
  border: 1px solid var(--ui-line);
  color: var(--ui-ink);
}

.pill-btn-action.secondary:hover {
  border-color: var(--ui-accent);
  background: var(--ui-surface-2);
  color: var(--ui-accent-strong);
  transform: translateY(-1px);
}

.pill-btn-quiet {
  appearance: none;
  display: inline-flex;
  align-items: center;
  gap: 5px;
  background: var(--ui-surface);
  border: 1px solid var(--ui-line);
  border-radius: 9999px;
  padding: 7px 14px;
  font-family: var(--font-ui, sans-serif);
  font-size: 0.78rem;
  font-weight: 700;
  cursor: pointer;
  transition: all 130ms ease;
  color: #b92b27;
}

.pill-btn-quiet:hover {
  background: rgba(185, 43, 39, 0.08);
  border-color: #b92b27;
  transform: translateY(-1px);
}

/* Pulsing Animation for Ready Check Verse Button */
@keyframes checkReadyBreathing {
  0%, 100% {
    box-shadow: 0 0 0 0 rgba(184, 124, 36, 0.75), 0 2px 6px rgba(0, 0, 0, 0.1);
    transform: scale(1);
  }
  50% {
    box-shadow: 0 0 0 9px rgba(184, 124, 36, 0), 0 4px 14px rgba(184, 124, 36, 0.35);
    transform: scale(1.04);
  }
}

.pill-btn-action.ready-pulse {
  animation: checkReadyBreathing 1.7s infinite ease-in-out !important;
  background: var(--ui-accent) !important;
  color: #ffffff !important;
  border-color: var(--ui-accent-strong) !important;
}

.feedback-banner-atelier {
  display: none;
  width: 100%;
  padding: 8px 16px;
  border-radius: 9999px;
  font-family: var(--font-ui, sans-serif);
  font-size: 0.82rem;
  font-weight: 600;
  text-align: center;
  margin-bottom: 0.75rem;
  box-sizing: border-box;
}

.feedback-banner-atelier.show { display: block; }
.feedback-banner-atelier.err {
  background: rgba(185, 43, 39, 0.1);
  border: 1px solid #b92b27;
  color: #b92b27;
}
.feedback-banner-atelier.success {
  background: rgba(18, 122, 66, 0.12);
  border: 1px solid #127a42;
  color: #127a42;
}
.feedback-banner-atelier.ready {
  background: var(--ui-accent-soft);
  border: 1px solid var(--ui-accent-strong);
  color: var(--ui-accent-strong);
}

/* ==========================================================================
   2. WORKSPACE ATELIER (Desktop: 75% Desk / 25% Vault)
   ========================================================================== */
.workspace-atelier {
  display: grid !important;
  grid-template-columns: minmax(0, 3fr) minmax(250px, 1fr) !important;
  gap: 20px !important;
  align-items: stretch !important;
  width: 100% !important;
  box-sizing: border-box;
}

.scripture-desk,
.scribe-sidebar {
  min-height: 0 !important;
  display: flex !important;
  flex-direction: column !important;
  box-sizing: border-box;
}

.verse-card-monumental,
.sidebar-tile-vault {
  width: 100%;
  height: 100%;
  min-height: 0 !important;
  max-height: 740px !important;
  background: var(--ui-surface) !important;
  border: 1px solid var(--ui-line) !important;
  border-radius: 1.25rem !important;
  padding: clamp(20px, 2.4vw, 32px) !important;
  box-shadow: 0 8px 24px -6px rgba(0, 0, 0, 0.04) !important;
  display: flex !important;
  flex-direction: column !important;
  overflow: hidden !important;
  box-sizing: border-box !important;
  position: relative;
}

.verse-card-header {
  flex: 0 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
  padding-bottom: 14px;
  border-bottom: 1px solid var(--ui-line);
  margin-bottom: 16px;
  flex-wrap: wrap;
}

.verse-heading-meta {
  flex: 1 1 auto;
  min-width: 0;
}

.meta-gold-ribbon {
  display: inline-block;
  font-family: var(--font-ui, sans-serif);
  font-size: 0.68rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--ui-accent-strong);
  margin-bottom: 4px;
}

.verse-reference {
  font-family: 'EB Garamond', Georgia, serif;
  font-size: clamp(1.8rem, 3vw, 2.5rem);
  font-weight: 600;
  color: var(--ui-ink);
  line-height: 1.1;
  margin: 0;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.verse-progress-capsule {
  display: flex;
  align-items: center;
  gap: 10px;
  background: var(--ui-surface-2);
  border: 1px solid var(--ui-line);
  padding: 5px 12px;
  border-radius: 9999px;
  flex-shrink: 0;
  white-space: nowrap;
}

.stars-constellation {
  display: flex;
  gap: 2px;
  font-size: 1.05rem;
  color: var(--ui-line);
}

.star-pip.active {
  color: #f59e0b;
  text-shadow: 0 0 6px rgba(245, 158, 11, 0.45);
}

.progress-linear-track {
  width: 76px;
  height: 6px;
  background: var(--ui-line);
  border-radius: 9999px;
  overflow: hidden;
}

.progress-linear-fill {
  height: 100%;
  background: linear-gradient(90deg, #127a42, #34d399);
  border-radius: 9999px;
  transition: width 0.35s ease;
}

.progress-num-pill {
  font-family: var(--font-ui, sans-serif);
  font-size: 0.74rem;
  font-weight: 700;
  color: var(--ui-muted);
}

/* ==========================================================================
   3. MANUSCRIPT CANVAS & FLAT DROP BLANKS
   ========================================================================== */
.verse-manuscript-surface {
  flex: 1 1 auto !important;
  min-height: 0 !important;
  overflow-y: auto !important;
  overflow-x: hidden;
  padding-right: 12px;
  font-family: 'EB Garamond', Georgia, serif;
  font-size: clamp(1.35rem, 2.1vw, 1.85rem);
  line-height: 2.1;
  color: var(--ui-ink);
  word-spacing: 0.08em;
  letter-spacing: 0.01em;
  -webkit-overflow-scrolling: touch;
}

.verse-num {
  font-size: 0.65em;
  font-weight: 700;
  color: var(--ui-accent);
  vertical-align: super;
  margin-right: 4px;
}

/* Blank Drop Targets */
.drop-target {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 52px;
  min-height: 1.9em;
  padding: 0 10px;
  line-height: 1.2;
  border-top: 1px solid transparent;
  border-left: 1px solid transparent;
  border-right: 1px solid transparent;
  border-bottom: 2.5px solid var(--ui-accent);
  background: var(--ui-accent-soft);
  border-radius: 4px 4px 0 0;
  text-align: center;
  font-family: 'EB Garamond', Georgia, serif;
  font-size: 1em;
  color: var(--ui-ink);
  cursor: pointer;
  transition: all 140ms ease;
  user-select: none;
  box-sizing: border-box;
  vertical-align: baseline;
  touch-action: manipulation;
}

.drop-target.empty {
  border-bottom-style: dashed;
}

.drop-target.filled {
  background: var(--ui-surface-2);
  border-bottom: 2.5px solid var(--ui-accent-strong);
  font-weight: 600;
}

.drop-target.is-active-target {
  box-shadow: 0 0 0 2.5px var(--ui-accent-soft);
  background: var(--ui-accent-soft);
  transform: translateY(-1.5px);
}

.slot-incorrect {
  border-bottom-color: #b92b27 !important;
  background: rgba(185, 43, 39, 0.1) !important;
  color: #b92b27 !important;
}

.slot-correct {
  border-bottom-color: #127a42 !important;
  background: rgba(18, 122, 66, 0.12) !important;
  color: #127a42 !important;
}

.slot-hinted {
  border-bottom-color: var(--ui-accent) !important;
  background: var(--ui-accent-soft) !important;
  color: var(--ui-accent-strong) !important;
}

/* Dark Mode Blank Styling */
[data-theme*="dark"] .drop-target,
[data-theme="slate-emerald"] .drop-target,
[data-theme="sunset-fire"] .drop-target,
[data-theme="heavenly-blue"] .drop-target,
[data-theme="midnight"] .drop-target,
[data-theme="obsidian"] .drop-target {
  background: rgba(255, 255, 255, 0.16) !important;
  border-top: 1px solid rgba(255, 255, 255, 0.18) !important;
  border-left: 1px solid rgba(255, 255, 255, 0.18) !important;
  border-right: 1px solid rgba(255, 255, 255, 0.18) !important;
  border-bottom: 2.5px dashed var(--ui-accent) !important;
  box-shadow: 0 2px 6px rgba(0, 0, 0, 0.35), inset 0 1px 0 rgba(255, 255, 255, 0.12) !important;
}

[data-theme*="dark"] .drop-target.filled,
[data-theme="slate-emerald"] .drop-target.filled,
[data-theme="sunset-fire"] .drop-target.filled,
[data-theme="heavenly-blue"] .drop-target.filled,
[data-theme="midnight"] .drop-target.filled,
[data-theme="obsidian"] .drop-target.filled {
  background: rgba(255, 255, 255, 0.22) !important;
  border-bottom: 2.5px solid var(--ui-accent-strong) !important;
  color: var(--ui-ink) !important;
}

/* ==========================================================================
   4. WORD VAULT (Full-Width Subtext Spanning Under Toggle Controls)
   ========================================================================== */
.vault-header {
  flex: 0 0 auto;
  display: flex;
  flex-direction: column;
  gap: 6px;
  margin-bottom: 12px;
  width: 100%;
}

.vault-top-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  width: 100%;
  gap: 10px;
}

.vault-headline-row {
  display: flex;
  align-items: center;
  gap: 6px;
}

.vault-heading {
  font-family: 'EB Garamond', Georgia, serif;
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--ui-ink);
  margin: 0;
  line-height: 1.1;
}

/* Subtitle wrapper spanning 100% across the full box */
.vault-sub-wrap {
  width: 100%;
}

.vault-sub {
  display: block;
  width: 100%;
  font-family: var(--font-ui, sans-serif);
  font-size: 0.72rem;
  color: var(--ui-muted);
  line-height: 1.35;
  margin: 0;
}

/* Vault Order Segmented Toggle (Shuffle vs. A-Z) */
.vault-order-toggle {
  display: inline-flex;
  align-items: center;
  background: var(--ui-surface-2);
  padding: 2px;
  border-radius: 9999px;
  border: 1px solid var(--ui-line);
  gap: 2px;
  flex-shrink: 0;
}

.vault-order-toggle .btn-vault-action {
  appearance: none;
  background: transparent;
  border: none;
  padding: 4px 10px;
  border-radius: 9999px;
  font-family: var(--font-ui, sans-serif);
  font-size: 0.72rem;
  font-weight: 700;
  color: var(--ui-muted);
  transition: all 130ms ease;
  cursor: pointer;
  white-space: nowrap;
  touch-action: manipulation;
}

.vault-order-toggle .btn-vault-action:hover {
  color: var(--ui-ink);
}

.vault-order-toggle .btn-vault-action.active {
  background: var(--ui-surface);
  color: var(--ui-accent-strong);
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.08);
}

.word-vault-tan-box {
  flex: 1 1 auto;
  min-height: 0;
  display: flex;
  flex-direction: column;
  background: var(--ui-surface-2) !important;
  border: 1px dashed var(--ui-line) !important;
  border-radius: 1rem !important;
  padding: 4px !important;
  box-sizing: border-box;
  overflow: hidden;
}

.word-chips-matrix {
  flex: 1 1 auto !important;
  min-height: 0 !important;
  overflow-y: auto !important;
  overflow-x: hidden;
  display: flex !important;
  flex-wrap: wrap !important;
  align-content: flex-start !important;
  gap: 8px !important;
  padding: 10px 8px 12px 8px !important;
  border: none !important;
  background: transparent !important;
  box-sizing: border-box;
  -webkit-overflow-scrolling: touch;
}

.word-chip {
  appearance: none;
  background: var(--ui-surface) !important;
  color: var(--ui-ink) !important;
  border: 1px solid var(--ui-line) !important;
  padding: 6px 14px !important;
  font-family: 'EB Garamond', Georgia, serif !important;
  font-size: 1.15rem !important;
  font-weight: 500 !important;
  border-radius: 9999px !important;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.04) !important;
  transition: all 130ms ease !important;
  display: inline-flex;
  align-items: center;
  cursor: pointer;
  user-select: none;
  touch-action: manipulation;
}

.word-chip:hover {
  border-color: var(--ui-accent) !important;
  background: var(--ui-surface) !important;
  color: var(--ui-accent-strong) !important;
  transform: translateY(-2px);
  box-shadow: 0 4px 10px rgba(0, 0, 0, 0.08) !important;
}

.word-chip.used {
  display: none !important;
}

/* ==========================================================================
   5. VISIBLE SCROLLBARS (For Long Verses and Large Word Vaults)
   ========================================================================== */
.verse-manuscript-surface,
.word-chips-matrix {
  scrollbar-width: thin;
  scrollbar-color: var(--ui-accent) rgba(0, 0, 0, 0.06);
}

.verse-manuscript-surface::-webkit-scrollbar,
.word-chips-matrix::-webkit-scrollbar {
  width: 6px;
  height: 6px;
  display: block;
}

.verse-manuscript-surface::-webkit-scrollbar-track,
.word-chips-matrix::-webkit-scrollbar-track {
  background: rgba(0, 0, 0, 0.05);
  border-radius: 9999px;
}

.verse-manuscript-surface::-webkit-scrollbar-thumb,
.word-chips-matrix::-webkit-scrollbar-thumb {
  background: var(--ui-accent);
  border-radius: 9999px;
}

.verse-manuscript-surface::-webkit-scrollbar-thumb:hover,
.word-chips-matrix::-webkit-scrollbar-thumb:hover {
  background: var(--ui-accent-strong);
}

/* Dark mode scrollbars */
[data-theme*="dark"] .verse-manuscript-surface,
[data-theme*="dark"] .word-chips-matrix,
[data-theme="slate-emerald"] .verse-manuscript-surface,
[data-theme="slate-emerald"] .word-chips-matrix,
[data-theme="sunset-fire"] .verse-manuscript-surface,
[data-theme="sunset-fire"] .word-chips-matrix,
[data-theme="heavenly-blue"] .verse-manuscript-surface,
[data-theme="heavenly-blue"] .word-chips-matrix,
[data-theme="midnight"] .verse-manuscript-surface,
[data-theme="midnight"] .word-chips-matrix,
[data-theme="obsidian"] .verse-manuscript-surface,
[data-theme="obsidian"] .word-chips-matrix {
  scrollbar-color: var(--ui-accent) rgba(255, 255, 255, 0.08);
}

[data-theme*="dark"] .verse-manuscript-surface::-webkit-scrollbar-track,
[data-theme*="dark"] .word-chips-matrix::-webkit-scrollbar-track,
[data-theme="slate-emerald"] .verse-manuscript-surface::-webkit-scrollbar-track,
[data-theme="slate-emerald"] .word-chips-matrix::-webkit-scrollbar-track,
[data-theme="sunset-fire"] .verse-manuscript-surface::-webkit-scrollbar-track,
[data-theme="sunset-fire"] .word-chips-matrix::-webkit-scrollbar-track,
[data-theme="heavenly-blue"] .verse-manuscript-surface::-webkit-scrollbar-track,
[data-theme="heavenly-blue"] .word-chips-matrix::-webkit-scrollbar-track,
[data-theme="midnight"] .verse-manuscript-surface::-webkit-scrollbar-track,
[data-theme="midnight"] .word-chips-matrix::-webkit-scrollbar-track,
[data-theme="obsidian"] .verse-manuscript-surface::-webkit-scrollbar-track,
[data-theme="obsidian"] .word-chips-matrix::-webkit-scrollbar-track {
  background: rgba(255, 255, 255, 0.08);
}

[data-theme*="dark"] .verse-manuscript-surface::-webkit-scrollbar-thumb,
[data-theme*="dark"] .word-chips-matrix::-webkit-scrollbar-thumb,
[data-theme="slate-emerald"] .verse-manuscript-surface::-webkit-scrollbar-thumb,
[data-theme="slate-emerald"] .word-chips-matrix::-webkit-scrollbar-thumb,
[data-theme="sunset-fire"] .verse-manuscript-surface::-webkit-scrollbar-thumb,
[data-theme="sunset-fire"] .word-chips-matrix::-webkit-scrollbar-thumb,
[data-theme="heavenly-blue"] .verse-manuscript-surface::-webkit-scrollbar-thumb,
[data-theme="heavenly-blue"] .word-chips-matrix::-webkit-scrollbar-thumb,
[data-theme="midnight"] .verse-manuscript-surface::-webkit-scrollbar-thumb,
[data-theme="midnight"] .word-chips-matrix::-webkit-scrollbar-thumb,
[data-theme="obsidian"] .verse-manuscript-surface::-webkit-scrollbar-thumb,
[data-theme="obsidian"] .word-chips-matrix::-webkit-scrollbar-thumb {
  background: var(--ui-accent);
}

/* ==========================================================================
   6. VERSE GRID & RANGE SELECTION STYLES
   ========================================================================== */
.verse-grid {
  touch-action: none;
  user-select: none;
  -webkit-user-select: none;
}

.verse-grid-cell.range-bound {
  background: var(--ui-accent) !important;
  color: #ffffff !important;
  font-weight: 700;
  box-shadow: 0 0 6px rgba(184, 124, 36, 0.45);
}

.verse-grid-action-strip {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  margin-top: 10px;
  padding-top: 10px;
  border-top: 1px solid var(--ui-line);
}

.grid-selection-preview {
  display: flex;
  flex-direction: column;
  min-width: 0;
}

.grid-selection-preview .preview-label {
  font-family: var(--font-ui, sans-serif);
  font-size: 0.68rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--ui-muted);
}

.grid-selection-preview .preview-ref {
  font-family: 'EB Garamond', Georgia, serif;
  font-size: 1.05rem;
  font-weight: 600;
  color: var(--ui-ink);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.grid-open-btn {
  appearance: none;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 6px 14px;
  font-family: var(--font-ui, sans-serif);
  font-size: 0.78rem;
  font-weight: 700;
  border-radius: 9999px;
  cursor: pointer;
  white-space: nowrap;
  transition: all 130ms ease;
  touch-action: manipulation;
}

/* ==========================================================================
   7. FLOATING COMPLETION PROMPT (Prominent without Annoying Modal)
   ========================================================================== */
.verse-ready-toast {
  position: fixed;
  bottom: 24px;
  left: 50%;
  transform: translate(-50%, 20px);
  z-index: 9999;
  background: var(--ui-surface);
  border: 2px solid var(--ui-accent);
  border-radius: 9999px;
  padding: 6px 12px 6px 18px;
  box-shadow: 0 12px 36px rgba(0, 0, 0, 0.22), 0 0 0 4px var(--ui-accent-soft);
  display: flex;
  align-items: center;
  gap: 12px;
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transition: opacity 220ms ease, transform 220ms ease, visibility 220ms ease;
  max-width: min(520px, 94vw);
  box-sizing: border-box;
}

.verse-ready-toast.show {
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
  transform: translate(-50%, 0);
}

.ready-toast-content {
  display: flex;
  align-items: center;
  gap: 10px;
  width: 100%;
}

.ready-toast-spark {
  font-size: 1.25rem;
  color: var(--ui-accent);
  flex-shrink: 0;
}

.ready-toast-copy {
  display: flex;
  flex-direction: column;
  min-width: 0;
  flex: 1 1 auto;
}

.ready-toast-title {
  font-family: var(--font-ui, sans-serif);
  font-size: 0.82rem;
  font-weight: 800;
  color: var(--ui-ink);
  line-height: 1.15;
}

.ready-toast-sub {
  font-family: var(--font-ui, sans-serif);
  font-size: 0.68rem;
  color: var(--ui-muted);
  line-height: 1.2;
}

.ready-toast-check-btn {
  appearance: none;
  background: var(--ui-accent);
  color: #ffffff;
  border: 1px solid var(--ui-accent-strong);
  border-radius: 9999px;
  padding: 6px 14px;
  font-family: var(--font-ui, sans-serif);
  font-size: 0.78rem;
  font-weight: 800;
  cursor: pointer;
  white-space: nowrap;
  flex-shrink: 0;
  box-shadow: 0 2px 6px rgba(0, 0, 0, 0.15);
  transition: all 130ms ease;
  touch-action: manipulation;
}

.ready-toast-check-btn:hover {
  background: var(--ui-accent-strong);
  transform: translateY(-1px);
}

.ready-toast-dismiss-btn {
  appearance: none;
  background: transparent;
  border: none;
  color: var(--ui-muted);
  font-size: 0.9rem;
  padding: 4px;
  cursor: pointer;
  border-radius: 50%;
  display: grid;
  place-items: center;
  flex-shrink: 0;
  transition: color 130ms ease;
}

.ready-toast-dismiss-btn:hover {
  color: var(--ui-ink);
}

/* ==========================================================================
   8. MOBILE RESPONSIVE ENGINE (Simultaneous Visibility + Compact Controls)
   ========================================================================== */
@media (max-width: 960px) {
  .workspace-atelier {
    display: flex !important;
    flex-direction: column !important;
    gap: 12px !important;
    width: 100% !important;
  }

  .scripture-desk,
  .scribe-sidebar {
    width: 100% !important;
    flex: 0 0 auto !important;
  }
}

@media (max-width: 768px) {
  /* 1. Crisp, Non-Ballooning Mobile Toolbar */
  .challenge-toolbar-full {
    border-radius: 16px !important;
    padding: 8px 12px !important;
    display: flex !important;
    flex-direction: column !important;
    align-items: stretch !important;
    gap: 8px !important;
    margin-bottom: 0.65rem !important;
  }

  .toolbar-left-cluster {
    width: 100% !important;
    display: flex !important;
    flex-direction: column !important;
    align-items: stretch !important;
    gap: 6px !important;
  }

  .toolbar-cluster {
    width: 100% !important;
    display: flex !important;
    align-items: center !important;
    gap: 8px !important;
  }

  .toolbar-label {
    font-size: 0.68rem !important;
  }

  /* Single-row scrollable segmented controls */
  .seg-controls {
    flex: 1 1 auto;
    width: 100% !important;
    box-sizing: border-box !important;
    padding: 2px !important;
  }

  .seg-btn {
    padding: 5px 10px !important;
    font-size: 0.74rem !important;
    gap: 5px !important;
  }

  .toolbar-divider {
    display: none !important;
  }

  /* Actions sub-row: Hint, Reset, Check Verse */
  .toolbar-right-cluster {
    width: 100% !important;
    margin-left: 0 !important;
    display: flex !important;
    justify-content: space-between !important;
    align-items: center !important;
    gap: 8px !important;
  }

  .toolbar-btn-group {
    display: flex !important;
    gap: 6px !important;
  }

  .toolbar-action-btn {
    padding: 6px 12px !important;
    font-size: 0.76rem !important;
  }

  #checkVerseBtn {
    margin-left: auto;
    padding: 6px 14px !important;
    font-size: 0.78rem !important;
  }

  /* 2. Proportional Heights so BOTH Containers are visible simultaneously */
  .verse-card-monumental {
    height: clamp(210px, 39vh, 320px) !important;
    max-height: 320px !important;
    min-height: 190px !important;
    padding: 12px 14px !important;
    border-radius: 1rem !important;
  }

  .sidebar-tile-vault {
    height: clamp(180px, 31vh, 260px) !important;
    max-height: 260px !important;
    min-height: 165px !important;
    padding: 10px 12px !important;
    border-radius: 1rem !important;
  }

  .verse-card-header {
    padding-bottom: 8px !important;
    margin-bottom: 8px !important;
    gap: 8px !important;
  }

  .verse-reference {
    font-size: 1.25rem !important;
  }

  .verse-progress-capsule {
    padding: 3px 8px !important;
    gap: 6px !important;
  }

  .stars-constellation {
    font-size: 0.85rem !important;
  }

  .progress-linear-track {
    width: 46px !important;
    height: 5px !important;
  }

  .progress-num-pill {
    font-size: 0.68rem !important;
  }

  .verse-manuscript-surface {
    font-size: 1.15rem !important;
    line-height: 1.85 !important;
    padding-right: 8px !important;
  }

  .drop-target {
    min-height: 1.75em !important;
    padding: 0 6px !important;
    font-size: 0.95em !important;
  }

  /* Full-width mobile vault header */
  .vault-header {
    margin-bottom: 6px !important;
    gap: 4px !important;
    width: 100% !important;
  }

  .vault-top-row {
    display: flex !important;
    justify-content: space-between !important;
    align-items: center !important;
    width: 100% !important;
  }

  .vault-heading {
    font-size: 1.05rem !important;
  }

  .vault-sub-wrap {
    width: 100% !important;
  }

  .vault-sub {
    font-size: 0.66rem !important;
    line-height: 1.2 !important;
    margin: 0 !important;
    width: 100% !important;
  }

  .vault-order-toggle .btn-vault-action {
    padding: 3px 7px !important;
    font-size: 0.68rem !important;
  }

  .word-chips-matrix {
    gap: 6px !important;
    padding: 6px 4px !important;
  }

  .word-chip {
    padding: 5px 11px !important;
    font-size: 0.95rem !important;
  }

  .verse-ready-toast {
    bottom: 16px;
    padding: 6px 10px 6px 14px;
    border-radius: 14px;
  }
  .ready-toast-copy .ready-toast-sub {
    display: none;
  }
}

/* Landscape Mode on Phones */
@media (max-width: 960px) and (orientation: landscape) {
  .workspace-atelier {
    display: grid !important;
    grid-template-columns: minmax(0, 1.35fr) minmax(0, 1fr) !important;
    gap: 12px !important;
    height: calc(100vh - 120px) !important;
    max-height: 400px !important;
  }

  .verse-card-monumental,
  .sidebar-tile-vault {
    height: 100% !important;
    max-height: 100% !important;
    padding: 10px 14px !important;
  }
}

/* ==========================================================================
   9. CELEBRATION MODAL & CANVAS
   ========================================================================== */
#fireworksCanvas {
  position: fixed;
  inset: 0;
  width: 100vw;
  height: 100vh;
  pointer-events: none;
  z-index: 500;
}

.backdrop {
  position: fixed;
  inset: 0;
  background: rgba(10, 14, 20, 0.65);
  backdrop-filter: blur(5px);
  -webkit-backdrop-filter: blur(5px);
  z-index: 9999;
  display: none;
  align-items: center;
  justify-content: center;
  padding: 1rem;
  box-sizing: border-box;
}

.backdrop.open {
  display: flex !important;
}

.modal-triumph {
  background: var(--ui-surface);
  border: 1px solid var(--ui-line);
  border-radius: 1.25rem;
  width: min(560px, 100%);
  box-shadow: 0 24px 60px rgba(0, 0, 0, 0.28);
  overflow: hidden;
}

.modal-triumph-frame {
  padding: clamp(24px, 3.5vw, 40px);
  text-align: center;
}

.triumph-stars {
  font-size: 1.75rem;
  color: #f59e0b;
  letter-spacing: 4px;
  margin-bottom: 6px;
}

.triumph-headline {
  font-family: 'EB Garamond', Georgia, serif;
  font-size: 2.2rem;
  font-weight: 600;
  color: var(--ui-ink);
  margin: 0;
}

.triumph-reference {
  font-family: 'EB Garamond', Georgia, serif;
  font-style: italic;
  font-size: 1.15rem;
  color: var(--ui-accent-strong);
  margin-bottom: 14px;
}

.triumph-quote {
  font-family: 'EB Garamond', Georgia, serif;
  font-size: 1.15rem;
  line-height: 1.55;
  color: var(--ui-ink);
  background: var(--ui-surface-2);
  border: 1px solid var(--ui-line);
  border-radius: 0.85rem;
  padding: 16px;
  margin: 0 0 20px;
}

.triumph-stats-row {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 10px;
  margin-bottom: 22px;
}

.stat-cell {
  background: var(--ui-surface-2);
  border: 1px solid var(--ui-line);
  border-radius: 0.75rem;
  padding: 10px 6px;
}

.stat-value {
  display: block;
  font-family: var(--font-ui, sans-serif);
  font-size: 1.25rem;
  font-weight: 800;
  color: var(--ui-ink);
}

.stat-caption {
  font-family: var(--font-ui, sans-serif);
  font-size: 0.68rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--ui-muted);
}

.triumph-cta-deck {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
}

/* ==========================================================================
   10. TOAST NOTIFICATION HOST
   ========================================================================== */
#toastHost {
  position: fixed;
  bottom: 24px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 99999;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  pointer-events: none;
}

.toast {
  background: var(--ui-ink);
  color: var(--ui-surface);
  padding: 8px 20px;
  border-radius: 9999px;
  font-family: var(--font-ui, sans-serif);
  font-size: 0.82rem;
  font-weight: 700;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.24);
  opacity: 1;
  pointer-events: auto;
  transition: opacity 0.25s ease, transform 0.25s ease;
  white-space: nowrap;
}

.toast.err {
  background: #b92b27;
  color: #ffffff;
}