:root {
  --cw-primary: #3b82f6;
  --cw-primary-light: #dbeafe;
  --cw-danger: #dc2626;
  --cw-success: #16a34a;
  --cw-bg: #f9fafb;
  --cw-surface: #ffffff;
  --cw-text-main: #111827;
  --cw-text-muted: #6b7280;
  --cw-border: #9ca3af;
  --cw-border-light: #e5e7eb;
  --cw-block: #1e293b;
}

/* Box-Width Master Containers */
.puzzle-page-container,
.games-hub-container {
  width: 100%;
  max-width: 1120px;
  margin-left: auto;
  margin-right: auto;
  padding: 24px 16px 48px 16px;
  box-sizing: border-box;
}

.puzzle-breadcrumb,
.games-breadcrumb {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  color: #64748b;
  margin-bottom: 16px;
  padding: 0 2px;
}

.puzzle-breadcrumb a,
.games-breadcrumb a {
  color: #64748b;
  text-decoration: none;
  font-weight: 500;
  transition: color 0.15s ease;
}

.puzzle-breadcrumb a:hover,
.games-breadcrumb a:hover {
  color: #2563eb;
}

.puzzle-breadcrumb .sep,
.games-breadcrumb .sep {
  color: #94a3b8;
  font-size: 12px;
}

.puzzle-breadcrumb .current,
.games-breadcrumb .current {
  color: #0f172a;
  font-weight: 600;
}

.puzzle-date-nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 20px;
  background: #ffffff;
  border: 1px solid #e2e8f0;
  padding: 16px 20px;
  border-radius: 10px;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.04);
  box-sizing: border-box;
}

.puzzle-date-title {
  font-size: 1.35rem;
  font-weight: 800;
  color: #0f172a;
  margin: 0 0 4px 0;
  line-height: 1.2;
}

.puzzle-date-subtitle {
  font-size: 0.875rem;
  color: #64748b;
  font-weight: 500;
}

.puzzle-date-links {
  display: flex;
  gap: 10px;
  align-items: center;
}

.puzzle-nav-btn {
  background: #ffffff;
  border: 1px solid #cbd5e1;
  padding: 8px 16px;
  border-radius: 6px;
  font-weight: 600;
  font-size: 13px;
  color: #334155;
  text-decoration: none;
  transition: all 0.15s ease;
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.puzzle-nav-btn:hover {
  background: #f8fafc;
  color: #0f172a;
  border-color: #94a3b8;
}

.puzzle-container-wrapper {
  display: flex;
  flex-direction: column;
  align-items: center;
  width: 100%;
  padding: 0;
  box-sizing: border-box;
}

.puzzle-wrapper {
  background: var(--cw-surface);
  padding: 24px;
  border-radius: 12px;
  border: 1px solid #e2e8f0;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.05);
  width: 100%;
  box-sizing: border-box;
  margin: 0 auto;
}

.puzzle-toolbar {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: center;
  background: #f8fafc;
  border: 1px solid var(--cw-border-light);
  border-radius: 8px;
  padding: 12px 20px;
  margin-bottom: 20px;
  gap: 15px;
}

.puzzle-stats-group {
  display: flex;
  gap: 20px;
  align-items: center;
}

.puzzle-stat-item {
  display: flex;
  flex-direction: column;
}

.puzzle-stat-label {
  font-size: 11px;
  color: var(--cw-text-muted);
  text-transform: uppercase;
  font-weight: 700;
  letter-spacing: 0.5px;
}

.puzzle-stat-value {
  font-size: 18px;
  color: var(--cw-text-main);
  font-weight: 800;
  font-variant-numeric: tabular-nums;
}

.puzzle-btn-group {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
}

.puzzle-btn {
  background: #ffffff;
  border: 1px solid #cbd5e1;
  padding: 7px 15px;
  border-radius: 6px;
  font-size: 13px;
  font-weight: 600;
  color: #334155;
  cursor: pointer;
  transition: all 0.15s ease;
}

.puzzle-btn:hover {
  background: #f1f5f9;
  border-color: #94a3b8;
}

.puzzle-btn-primary {
  background: var(--cw-primary);
  border-color: var(--cw-primary);
  color: #ffffff;
}

.puzzle-btn-primary:hover {
  background: #2563eb;
  border-color: #2563eb;
  color: #ffffff;
}

.puzzle-btn-success {
  background: #10b981;
  border-color: #10b981;
  color: #ffffff;
  font-weight: 700;
}

.puzzle-btn-success:hover {
  background: #059669;
  border-color: #059669;
  color: #ffffff;
}

.puzzle-btn-danger {
  background: var(--cw-danger);
  border-color: var(--cw-danger);
  color: #ffffff;
}

.puzzle-btn-danger:hover {
  background: #b91c1c;
  border-color: #b91c1c;
  color: #ffffff;
}

/* Active Clue Bar */
.active-clue-bar {
  background: #f8fafc;
  border: 1px solid var(--cw-border-light);
  border-left: 4px solid var(--cw-danger);
  border-radius: 6px;
  padding: 10px 16px;
  margin-bottom: 20px;
  display: flex;
  align-items: center;
  min-height: 48px;
}

.active-clue-badge {
  background: var(--cw-danger);
  color: #ffffff;
  font-weight: 800;
  font-size: 15px;
  padding: 4px 10px;
  border-radius: 4px;
  margin-right: 14px;
  min-width: 28px;
  text-align: center;
}

.active-clue-content {
  display: flex;
  flex-direction: column;
}

.active-clue-dir {
  font-size: 10px;
  color: var(--cw-text-muted);
  text-transform: uppercase;
  font-weight: 700;
}

.active-clue-text {
  font-size: 15px;
  color: var(--cw-text-main);
  font-weight: 700;
}

/* Grid Layout */
.grid-container {
  display: flex;
  justify-content: center;
  margin-bottom: 30px;
  overflow-x: auto;
  max-width: 100%;
  padding: 4px;
}

.puzzle-grid {
  display: grid;
  border-top: 1.5px solid var(--cw-border);
  border-left: 1.5px solid var(--cw-border);
  background: var(--cw-surface);
  box-sizing: content-box;
  width: fit-content;
  flex-shrink: 0;
  user-select: none;
}

.puzzle-cell {
  position: relative;
  width: 32px;
  height: 32px;
  box-sizing: border-box;
  border-bottom: 1.5px solid var(--cw-border);
  border-right: 1.5px solid var(--cw-border);
  background: #ffffff;
  padding: 0;
  margin: 0;
}

.puzzle-cell.is-block {
  background: var(--cw-block) !important;
}

.puzzle-cell.is-image {
  width: 100% !important;
  height: 100% !important;
  min-width: 100% !important;
  min-height: 100% !important;
  background-color: #f1f5f9;
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  border-bottom: 1.5px solid var(--cw-border);
  border-right: 1.5px solid var(--cw-border);
  box-sizing: border-box;
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 2;
}

.puzzle-image-placeholder {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  width: 100%;
  height: 100%;
  background: #f8fafc;
  color: #64748b;
  text-align: center;
  padding: 6px;
  box-sizing: border-box;
}

.puzzle-image-icon {
  font-size: 24px;
  line-height: 1;
  margin-bottom: 3px;
}

.puzzle-image-title {
  font-size: 11px;
  font-weight: 700;
  color: #475569;
  letter-spacing: 0.3px;
}

.puzzle-image-sub {
  font-size: 9px;
  color: #94a3b8;
  font-weight: 600;
}

.cell-number,
.puzzle-cell-number {
  position: absolute;
  top: 1px;
  left: 2px;
  font-size: 8px;
  font-weight: 800;
  color: var(--cw-danger);
  line-height: 1;
  pointer-events: none;
  z-index: 10;
}

.puzzle-input {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  border: none;
  background: transparent;
  text-align: center;
  font-size: 16px;
  font-weight: 800;
  color: #0f172a;
  text-transform: uppercase;
  padding: 0;
  margin: 0;
  outline: none;
  cursor: pointer;
  caret-color: transparent;
  box-sizing: border-box;
  z-index: 5;
}

.puzzle-input.highlight {
  background-color: var(--cw-primary-light);
}

.puzzle-input:focus {
  background-color: #fef08a;
  outline: 2px solid #ef4444;
  outline-offset: -2px;
  z-index: 15;
}

.puzzle-input.correct {
  color: #16a34a;
}

.puzzle-input.wrong {
  color: #dc2626;
  background-color: #fee2e2;
}

/* Clues List */
.clues-container {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 30px;
  margin-top: 10px;
}

.clue-column h3 {
  font-size: 16px;
  font-weight: 800;
  color: #1e293b;
  margin-bottom: 12px;
  padding-bottom: 6px;
  border-bottom: 2px solid #e2e8f0;
}

.clue-list {
  list-style: none;
  padding: 0;
  margin: 0;
  max-height: 480px;
  overflow-y: auto;
}

.clue-item {
  display: flex;
  align-items: baseline;
  gap: 8px;
  padding: 6px 10px;
  border-radius: 4px;
  font-size: 13px;
  color: #334155;
  cursor: pointer;
  transition: background 0.1s;
}

.clue-item:hover {
  background: #f1f5f9;
}

.clue-item.is-active {
  background: var(--cw-primary-light);
  color: #1e40af;
  font-weight: 700;
}

.clue-number {
  font-weight: 800;
  color: var(--cw-danger);
  min-width: 20px;
}

.clue-text {
  flex: 1;
}

/* Toast */
.cw-toast-container {
  position: fixed;
  bottom: 24px;
  right: 24px;
  z-index: 9999;
}

.cw-toast {
  background: #1e293b;
  color: #ffffff;
  padding: 10px 18px;
  border-radius: 6px;
  font-size: 13px;
  font-weight: 600;
  margin-top: 8px;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
}

.cw-toast-success { background: #16a34a; }
.cw-toast-warning { background: #d97706; }
.cw-toast-info { background: #2563eb; }

/* Completion Banner */
.puzzle-completed-banner {
  background: linear-gradient(135deg, #10b981 0%, #059669 100%);
  color: #ffffff;
  padding: 14px 20px;
  border-radius: 8px;
  margin-bottom: 20px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  box-shadow: 0 4px 12px rgba(16, 185, 129, 0.25);
}

.puzzle-completed-banner.d-none {
  display: none !important;
}

.puzzle-completed-content {
  display: flex;
  align-items: center;
  gap: 12px;
}

.puzzle-completed-icon {
  font-size: 28px;
}

.puzzle-completed-title {
  font-size: 15px;
  font-weight: 800;
}

.puzzle-completed-subtitle {
  font-size: 12px;
  opacity: 0.9;
}

@media (max-width: 768px) {
  .clues-container {
    grid-template-columns: 1fr;
  }
}

/* ==========================================================================
   Dark Mode Support (Frontend & Themes)
   ========================================================================== */
[data-bs-theme="dark"],
[data-theme="dark"],
.dark,
.theme-dark {
  --cw-bg: #151521;
  --cw-surface: #1e1e2d;
  --cw-text-main: #f1f5f9;
  --cw-text-muted: #94a3b8;
  --cw-border: #475569;
  --cw-border-light: #2b2b40;
  --cw-block: #0f172a;
}

[data-bs-theme="dark"] .puzzle-wrapper,
[data-theme="dark"] .puzzle-wrapper,
.dark .puzzle-wrapper,
.theme-dark .puzzle-wrapper {
  background: #1e1e2d;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.25);
}

[data-bs-theme="dark"] .puzzle-toolbar,
[data-theme="dark"] .puzzle-toolbar,
.dark .puzzle-toolbar,
.theme-dark .puzzle-toolbar {
  background: #181824;
  border-color: #2b2b40;
}

[data-bs-theme="dark"] .puzzle-btn,
[data-theme="dark"] .puzzle-btn,
.dark .puzzle-btn,
.theme-dark .puzzle-btn {
  background: #2b2b40;
  border-color: #3f4254;
  color: #f1f5f9;
}

[data-bs-theme="dark"] .puzzle-btn:hover,
[data-theme="dark"] .puzzle-btn:hover,
.dark .puzzle-btn:hover,
.theme-dark .puzzle-btn:hover {
  background: #36394c;
  color: #ffffff;
}

[data-bs-theme="dark"] .puzzle-cell,
[data-theme="dark"] .puzzle-cell,
.dark .puzzle-cell,
.theme-dark .puzzle-cell {
  background-color: #1e1e2d;
  border-color: #475569;
}

[data-bs-theme="dark"] .puzzle-cell.is-block,
[data-theme="dark"] .puzzle-cell.is-block,
.dark .puzzle-cell.is-block,
.theme-dark .puzzle-cell.is-block {
  background-color: #0f172a;
}

[data-bs-theme="dark"] .puzzle-cell.is-active,
[data-theme="dark"] .puzzle-cell.is-active,
.dark .puzzle-cell.is-active,
.theme-dark .puzzle-cell.is-active {
  background-color: rgba(59, 130, 246, 0.3) !important;
}

[data-bs-theme="dark"] .puzzle-input,
[data-theme="dark"] .puzzle-input,
.dark .puzzle-input,
.theme-dark .puzzle-input {
  background: transparent;
  color: #ffffff;
}

[data-bs-theme="dark"] .puzzle-input.highlight,
[data-theme="dark"] .puzzle-input.highlight,
.dark .puzzle-input.highlight,
.theme-dark .puzzle-input.highlight {
  background-color: rgba(59, 130, 246, 0.18) !important;
}

[data-bs-theme="dark"] .puzzle-cell-number,
[data-theme="dark"] .puzzle-cell-number,
.dark .puzzle-cell-number,
.theme-dark .puzzle-cell-number {
  color: #f87171;
}

[data-bs-theme="dark"] .clues-column,
[data-theme="dark"] .clues-column,
.dark .clues-column,
.theme-dark .clues-column {
  background: #181824;
  border-color: #2b2b40;
}

[data-bs-theme="dark"] .clue-item,
[data-theme="dark"] .clue-item,
.dark .clue-item,
.theme-dark .clue-item {
  color: #cbd5e1;
}

[data-bs-theme="dark"] .clue-item:hover,
[data-theme="dark"] .clue-item:hover,
.dark .clue-item:hover,
.theme-dark .clue-item:hover {
  background: #232334;
}

[data-bs-theme="dark"] .clue-item.is-active,
[data-theme="dark"] .clue-item.is-active,
.dark .clue-item.is-active,
.theme-dark .clue-item.is-active {
  background: rgba(59, 130, 246, 0.25);
  color: #60a5fa;
}

[data-bs-theme="dark"] .puzzle-active-clue,
[data-theme="dark"] .puzzle-active-clue,
.dark .puzzle-active-clue,
.theme-dark .puzzle-active-clue {
  background: #1e3a8a;
  border-color: #3b82f6;
  color: #ffffff;
}