body {
  background: radial-gradient(circle at top left, #dff8d7 0%, transparent 40%),
    radial-gradient(circle at 20% 80%, #d4f2e5 0%, transparent 55%),
    var(--bg);
  color: var(--ink);
  font-family: "Be Vietnam Pro", "Segoe UI", "Helvetica Neue", Arial, sans-serif;
}

body.random-quiz-page .modal-backdrop {
  --bs-backdrop-opacity: 0.22;
  backdrop-filter: blur(6px);
}

[data-blockly-quiz] {
  --quiz-surface: rgba(255, 255, 255, 0.88);
  --quiz-border: rgba(0, 0, 0, 0.08);
  --quiz-radius: 18px;

  --bs-primary: var(--accent-strong);
  --bs-primary-rgb: 37, 197, 86;
  --bs-success: var(--accent-strong);
  --bs-success-rgb: 37, 197, 86;
  --bs-danger: #e03a3a;
  --bs-danger-rgb: 224, 58, 58;
  --bs-border-color: var(--quiz-border);
  --bs-link-color: var(--accent-strong);
  --bs-link-hover-color: var(--accent-strong);
  --bs-body-color: var(--ink);
  --bs-body-bg: transparent;
}

[data-blockly-quiz] .card {
  border: 1px solid var(--quiz-border);
  border-radius: var(--quiz-radius);
  background: var(--quiz-surface);
  backdrop-filter: blur(12px);
  box-shadow: 0 16px 36px var(--shadow);
}

[data-blockly-quiz] .card.shadow-sm {
  box-shadow: 0 16px 36px var(--shadow) !important;
}

[data-blockly-quiz] .score-card {
  border: 1px solid var(--quiz-border);
  border-radius: var(--quiz-radius);
  background: linear-gradient(180deg, #ffffff, #f8fbff);
  box-shadow: 0 12px 26px rgba(15, 23, 42, 0.08);
  transition: transform 0.15s ease, box-shadow 0.15s ease, border-color 0.15s ease;
  padding: 16px;
  display: flex;
  flex-direction: column;
}

[data-blockly-quiz] .score-card:hover {
  transform: translateY(-2px);
  box-shadow: 0 16px 32px rgba(15, 23, 42, 0.12);
  border-color: color-mix(in srgb, var(--primary) 28%, #d6e1ec);
}

[data-blockly-quiz] .score-card .badge {
  border-radius: 10px;
}

[data-blockly-quiz] .score-card .gradebook-badge {
  background: rgba(0, 0, 0, 0.03);
  border-color: rgba(0, 0, 0, 0.08);
  color: var(--muted);
}

[data-blockly-quiz] .score-card__body {
  display: flex;
  flex-direction: column;
  gap: 10px;
  height: 100%;
}

[data-blockly-quiz] .score-card__top {
  display: flex;
  justify-content: space-between;
  gap: 10px;
  align-items: flex-start;
}

[data-blockly-quiz] .score-card__title {
  font-weight: 700;
  font-size: 1rem;
}

[data-blockly-quiz] .score-card__score {
  text-align: right;
}

[data-blockly-quiz] .score-card__meta {
  display: block;
  font-size: 12px;
  color: var(--muted);
}

[data-blockly-quiz] .score-card__chip {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 8px;
  border-radius: 10px;
  background: rgba(0, 0, 0, 0.03);
  border: 1px solid rgba(0, 0, 0, 0.08);
  color: var(--muted);
  font-size: 12px;
}

[data-blockly-quiz] .score-card__time {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: var(--muted);
  font-size: 13px;
}

[data-blockly-quiz] .score-card__actions {
  display: flex;
  gap: 8px;
  margin-top: auto;
}

[data-blockly-quiz] .scores-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 12px;
}

[data-blockly-quiz] .classroom-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 14px;
}

[data-blockly-quiz] .page-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
  margin-bottom: 16px;
}

[data-blockly-quiz] .page-header h1 {
  margin: 0;
}

[data-blockly-quiz] .soft-list {
  display: grid;
  gap: 8px;
}

[data-blockly-quiz] .soft-list-item {
  padding: 10px 12px;
  border-radius: var(--radius-md);
  border: 1px solid var(--quiz-border);
  background: rgba(255, 255, 255, 0.9);
}

[data-blockly-quiz] .stat-chip {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 10px;
  border-radius: 12px;
  background: rgba(0, 0, 0, 0.03);
  border: 1px solid rgba(0, 0, 0, 0.06);
  font-weight: 700;
  color: var(--muted);
}
[data-blockly-quiz] .pill-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 10px 16px;
  border-radius: 999px;
  background: #f7f2eb;
  border: 1px solid rgba(0, 0, 0, 0.08);
  color: #2f3744;
  text-decoration: none;
  box-shadow: 0 12px 26px rgba(0, 0, 0, 0.08);
  transition: transform 0.15s ease, box-shadow 0.15s ease, border-color 0.15s ease;
}

[data-blockly-quiz] .pill-link:hover {
  transform: translateY(-1px);
  box-shadow: 0 16px 32px rgba(0, 0, 0, 0.12);
  border-color: color-mix(in srgb, var(--primary) 25%, #d5d9de);
}

[data-blockly-quiz] .score-card .badge {
  border-radius: 10px;
}

[data-blockly-quiz] .filter-pill-row {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 10px;
  margin-bottom: 12px;
}

[data-blockly-quiz] .filter-pill {
  border-radius: 12px;
  border: 1px solid var(--quiz-border);
  background: rgba(255, 255, 255, 0.9);
  box-shadow: 0 8px 18px rgba(0, 0, 0, 0.06);
}

[data-blockly-quiz] .table th {
  color: var(--muted);
  font-weight: 700;
  border-bottom-color: rgba(0, 0, 0, 0.06);
}

[data-blockly-quiz] .table td {
  border-bottom-color: rgba(0, 0, 0, 0.04);
}

[data-blockly-quiz] .gradebook-badge {
  background: rgba(0, 0, 0, 0.03);
  border: 1px solid rgba(0, 0, 0, 0.06);
  border-radius: 10px;
  padding: 6px 8px;
  font-size: 12px;
}

[data-blockly-quiz] .gradebook-table th,
[data-blockly-quiz] .gradebook-table td {
  white-space: nowrap;
  vertical-align: middle;
}

[data-blockly-quiz] .gradebook-table thead th {
  background: rgba(0, 0, 0, 0.03);
  border-bottom: 1px solid rgba(0, 0, 0, 0.08);
}

[data-blockly-quiz] .gradebook-table tbody tr:nth-child(odd) {
  background: rgba(0, 0, 0, 0.015);
}

[data-blockly-quiz] .table-striped tbody tr:nth-child(odd) {
  background: rgba(0, 0, 0, 0.03);
}

[data-blockly-quiz] .gradebook-table td {
  border-top: 1px solid rgba(0, 0, 0, 0.04);
}

[data-blockly-quiz] .scores-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 12px;
}

[data-blockly-quiz] .quiz-hero {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 18px 18px;
  border: 1px solid var(--quiz-border);
  border-radius: var(--quiz-radius);
  background: linear-gradient(135deg, rgba(69, 224, 107, 0.22), rgba(76, 110, 245, 0.16)),
    var(--quiz-surface);
  backdrop-filter: blur(12px);
  box-shadow: 0 16px 36px var(--shadow);
}

[data-blockly-quiz] .quiz-hero-text {
  flex: 1 1 260px;
  min-width: 240px;
}

[data-blockly-quiz] .quiz-brand-icons {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
}

[data-blockly-quiz] .quiz-brand-icon {
  display: block;
  width: 38px;
  height: 38px;
  padding: 6px;
  border-radius: 14px;
  background: rgba(255, 255, 255, 0.82);
  border: 1px solid var(--quiz-border);
  box-shadow: 0 12px 28px rgba(0, 0, 0, 0.08);
  object-fit: contain;
}

[data-blockly-quiz] .quiz-brand-logo {
  display: block;
  height: 46px;
  width: auto;
  max-width: 180px;
  padding: 10px 14px;
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.86);
  border: 1px solid var(--quiz-border);
  box-shadow: 0 12px 28px rgba(0, 0, 0, 0.08);
  object-fit: contain;
}

[data-blockly-quiz] .quiz-brand-icons--hero .quiz-brand-icon {
  width: 54px;
  height: 54px;
  padding: 10px;
  border-radius: 18px;
}

[data-blockly-quiz] .quiz-brand-icons--hero .quiz-brand-logo {
  height: 54px;
  padding: 12px 16px;
  border-radius: 18px;
}

[data-blockly-quiz] .quiz-brand-icons--lg .quiz-brand-icon {
  width: 46px;
  height: 46px;
  padding: 8px;
  border-radius: 16px;
}

[data-blockly-quiz] .quiz-brand-icons--sm .quiz-brand-icon {
  width: 30px;
  height: 30px;
  padding: 5px;
  border-radius: 12px;
  box-shadow: none;
}

[data-blockly-quiz] .quiz-card-meta {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  margin-bottom: 10px;
}

[data-blockly-quiz] .quiz-card-meta .quiz-brand-icons {
  gap: 8px;
}

[data-blockly-quiz] .quiz-play-title {
  font-weight: 700;
  font-size: 0.95rem;
  letter-spacing: -0.01em;
  max-width: min(42vw, 360px);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

[data-blockly-quiz] .btn {
  border-radius: 999px;
  font-weight: 600;
}

[data-blockly-quiz] .btn-primary {
  border: 0;
  background: linear-gradient(90deg, var(--accent-strong), var(--accent));
  box-shadow: 0 12px 28px rgba(37, 197, 86, 0.25);
}

.quiz-question-card {
  border: 1px solid var(--quiz-border);
}

.quiz-question-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 10px;
  margin-bottom: 12px;
}

.quiz-step-label {
  font-weight: 700;
  color: var(--muted);
  letter-spacing: 0.01em;
}

.quiz-meta-chips {
  display: inline-flex;
  gap: 8px;
  flex-wrap: wrap;
}

.quiz-chip-soft {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 10px;
  border-radius: 12px;
  background: rgba(0, 0, 0, 0.04);
  border: 1px solid rgba(0, 0, 0, 0.06);
  font-weight: 600;
  font-size: 0.9rem;
}

.quiz-question-prompt {
  margin-bottom: 12px;
  font-size: 1.08rem;
  line-height: 1.6;
}

.quiz-snippet-card {
  margin-bottom: 14px;
  padding: 12px;
  border-radius: 16px;
  border: 1px solid var(--quiz-border);
  background: rgba(255, 255, 255, 0.86);
  box-shadow: 0 10px 22px var(--shadow);
}

.quiz-snippet-title {
  font-weight: 700;
  margin-bottom: 8px;
  color: var(--muted);
}

.quiz-snippet-blockly {
  background: linear-gradient(135deg, rgba(69, 224, 107, 0.12), rgba(76, 110, 245, 0.12)),
    rgba(255, 255, 255, 0.9);
}

.quiz-snippet-scratch {
  background: linear-gradient(135deg, rgba(247, 177, 92, 0.18), rgba(255, 255, 255, 0.96));
}

.quiz-snippet-code {
  background: linear-gradient(135deg, rgba(57, 210, 194, 0.14), rgba(255, 255, 255, 0.96));
}

[data-blockly-quiz] .btn-primary:focus-visible,
[data-blockly-quiz] .btn-outline-secondary:focus-visible {
  box-shadow: 0 0 0 4px var(--ring);
}

[data-blockly-quiz] .progress {
  height: 10px;
  border-radius: 999px;
  background: rgba(0, 0, 0, 0.06);
}

[data-blockly-quiz] .progress-bar {
  border-radius: 999px;
  background: linear-gradient(90deg, var(--accent-strong), var(--secondary));
}

.quiz-stage-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 18px;
  align-items: start;
}

.quiz-stage-grid.has-preview .quiz-stage-right {
  align-self: start;
}

.quiz-stage-left {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.quiz-stage-right {
  display: grid;
  gap: 12px;
}

.quiz-preview-panel {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

@media (min-width: 992px) {
  .quiz-stage-grid.has-preview {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
  }

  .quiz-stage-right {
    position: sticky;
    top: 12px;
  }
}

.blockly-quiz-prompt {
  font-size: 1.08rem;
  line-height: 1.6;
}

[data-blockly-quiz] .form-label {
  font-weight: 600;
}

[data-blockly-quiz] .form-control {
  border-radius: 14px;
  border-color: var(--quiz-border);
  background: rgba(255, 255, 255, 0.85);
}

[data-blockly-quiz] .form-select {
  border-radius: 14px;
  border-color: var(--quiz-border);
  background-color: rgba(255, 255, 255, 0.85);
}

[data-blockly-quiz] .form-control:focus {
  border-color: var(--accent-strong);
  box-shadow: 0 0 0 4px var(--ring);
}

[data-blockly-quiz] .form-select:focus {
  border-color: var(--accent-strong);
  box-shadow: 0 0 0 4px var(--ring);
}

[data-blockly-quiz] .quiz-switch {
  display: flex;
  align-items: center;
  gap: 12px;
  margin: 0;
  padding: 12px 14px;
  border: 1px solid var(--quiz-border);
  border-radius: 16px;
  background: rgba(255, 255, 255, 0.82);
}

[data-blockly-quiz] .quiz-switch .form-check-input {
  margin: 0;
  width: 46px;
  height: 26px;
  border-radius: 999px;
  border: 1px solid var(--quiz-border);
  background: rgba(0, 0, 0, 0.08);
  box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.35);
  cursor: pointer;
  flex: 0 0 auto;
  position: relative;
  -webkit-appearance: none;
  appearance: none;
  transition: background 140ms ease, border-color 140ms ease, box-shadow 140ms ease;
}

[data-blockly-quiz] .quiz-switch .form-check-input::before {
  content: "";
  position: absolute;
  left: 3px;
  top: 3px;
  width: 20px;
  height: 20px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.95);
  box-shadow: 0 8px 18px rgba(0, 0, 0, 0.15);
  transition: transform 140ms ease;
}

[data-blockly-quiz] .quiz-switch .form-check-input:checked {
  background: linear-gradient(90deg, var(--accent-strong), var(--accent));
  border-color: rgba(37, 197, 86, 0.45);
}

[data-blockly-quiz] .quiz-switch .form-check-input:checked::before {
  transform: translateX(20px);
}

[data-blockly-quiz] .quiz-switch .form-check-input:focus-visible {
  outline: none;
  box-shadow: 0 0 0 4px var(--ring), inset 0 0 0 1px rgba(255, 255, 255, 0.35);
}

[data-blockly-quiz] .quiz-switch .form-check-label {
  margin: 0;
  font-weight: 600;
  cursor: pointer;
  user-select: none;
}

[data-blockly-quiz] .modal-content {
  border: 1px solid var(--quiz-border);
  border-radius: var(--quiz-radius);
  background: rgba(255, 255, 255, 0.92);
  box-shadow: 0 22px 52px rgba(21, 20, 19, 0.18);
}

[data-blockly-quiz] .modal-header {
  border-bottom-color: var(--quiz-border);
}

[data-blockly-quiz] .modal-footer {
  border-top-color: var(--quiz-border);
}

[data-blockly-quiz] .quiz-chip {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 10px 14px;
  border-radius: 999px;
  border: 1px solid var(--quiz-border);
  background: rgba(255, 255, 255, 0.82);
  font-weight: 700;
  cursor: pointer;
  user-select: none;
  transition: transform 120ms ease, box-shadow 120ms ease, border-color 120ms ease,
    background 120ms ease, color 120ms ease;
}

[data-blockly-quiz] .quiz-chip:hover {
  transform: translateY(-1px);
  box-shadow: 0 12px 30px var(--shadow);
  border-color: rgba(37, 197, 86, 0.35);
}

[data-blockly-quiz] .btn-check:focus-visible + .quiz-chip {
  box-shadow: 0 0 0 4px var(--ring);
  border-color: rgba(37, 197, 86, 0.55);
}

[data-blockly-quiz] .btn-check:checked + .quiz-chip {
  color: #fff;
  background: linear-gradient(90deg, var(--accent-strong), var(--accent));
  border-color: rgba(37, 197, 86, 0.45);
  box-shadow: 0 0 0 4px var(--ring);
}

[data-blockly-quiz] .quiz-chip-icon {
  width: 22px;
  height: 22px;
  padding: 3px;
  border-radius: 10px;
  background: rgba(255, 255, 255, 0.9);
  border: 1px solid var(--quiz-border);
  box-sizing: content-box;
}

[data-blockly-quiz] .btn-check:checked + .quiz-chip .quiz-chip-icon {
  border-color: rgba(255, 255, 255, 0.55);
}

[data-blockly-quiz] .quiz-option {
  display: block;
  border: 1px solid var(--quiz-border);
  border-radius: 18px;
  padding: 14px 16px;
  background: rgba(255, 255, 255, 0.82);
  cursor: pointer;
  user-select: none;
  transition: transform 120ms ease, box-shadow 120ms ease, border-color 120ms ease,
    background 120ms ease;
}

[data-blockly-quiz] .quiz-option:hover {
  transform: translateY(-1px);
  box-shadow: 0 12px 30px var(--shadow);
  border-color: rgba(37, 197, 86, 0.35);
}

[data-blockly-quiz] .btn-check:focus-visible + .quiz-option {
  box-shadow: 0 0 0 4px var(--ring);
  border-color: rgba(37, 197, 86, 0.55);
}

[data-blockly-quiz] .btn-check:checked + .quiz-option {
  background: rgba(69, 224, 107, 0.12);
  border-color: var(--accent-strong);
  box-shadow: 0 0 0 4px var(--ring);
}

[data-blockly-quiz] .list-group {
  border: 0;
  display: grid;
  gap: 12px;
}

[data-blockly-quiz] [data-quiz-intro].is-hidden {
  display: none;
}

[data-blockly-quiz] .quiz-choice-list {
  counter-reset: quiz-choice;
}

[data-blockly-quiz] .list-group-item {
  border: 1px solid var(--quiz-border);
  border-radius: 16px !important;
  padding: 14px 14px;
  transition: transform 120ms ease, box-shadow 120ms ease, border-color 120ms ease,
    background 120ms ease;
}

[data-blockly-quiz] .list-group-item:not(.list-group-item-success):not(.list-group-item-danger) {
  background: rgba(255, 255, 255, 0.82);
}

[data-blockly-quiz] label.list-group-item {
  cursor: pointer;
}

[data-blockly-quiz] label.list-group-item {
  position: relative;
  padding-left: 56px;
  padding-right: 56px;
}

[data-blockly-quiz] label.list-group-item > span {
  display: block;
  line-height: 1.5;
}

[data-blockly-quiz] label.list-group-item::before {
  counter-increment: quiz-choice;
  content: counter(quiz-choice, upper-alpha);
  position: absolute;
  left: 14px;
  top: 14px;
  width: 30px;
  height: 30px;
  border-radius: 999px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 800;
  font-size: 0.85rem;
  background: rgba(0, 0, 0, 0.06);
  border: 1px solid var(--quiz-border);
  color: var(--ink);
}

[data-blockly-quiz] label.list-group-item::after {
  content: "\2713";
  position: absolute;
  right: 14px;
  top: 14px;
  width: 30px;
  height: 30px;
  border-radius: 999px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 900;
  font-size: 0.85rem;
  background: rgba(0, 0, 0, 0.06);
  border: 1px solid var(--quiz-border);
  color: transparent;
  transform: scale(0.96);
  transition: background 120ms ease, border-color 120ms ease, color 120ms ease,
    transform 120ms ease;
}

[data-blockly-quiz] label.list-group-item:focus-within {
  border-color: rgba(37, 197, 86, 0.55);
  box-shadow: 0 0 0 4px var(--ring);
}

[data-blockly-quiz] label.list-group-item:hover {
  transform: translateY(-1px);
  box-shadow: 0 12px 30px var(--shadow);
  border-color: rgba(37, 197, 86, 0.35);
}

[data-blockly-quiz] label.list-group-item:hover::before {
  border-color: rgba(37, 197, 86, 0.35);
}

[data-blockly-quiz] label.list-group-item:hover::after {
  border-color: rgba(37, 197, 86, 0.35);
}

[data-blockly-quiz] label.list-group-item.is-selected,
[data-blockly-quiz] label.list-group-item:has(input:checked) {
  background: rgba(69, 224, 107, 0.12);
  border-color: var(--accent-strong);
  box-shadow: 0 0 0 4px var(--ring);
}

[data-blockly-quiz] label.list-group-item.is-selected::before,
[data-blockly-quiz] label.list-group-item:has(input:checked)::before {
  background: linear-gradient(90deg, var(--accent-strong), var(--accent));
  border-color: rgba(37, 197, 86, 0.35);
  color: #fff;
}

[data-blockly-quiz] label.list-group-item.is-selected::after,
[data-blockly-quiz] label.list-group-item:has(input:checked)::after {
  background: linear-gradient(90deg, var(--accent-strong), var(--accent));
  border-color: rgba(37, 197, 86, 0.35);
  color: #fff;
  transform: scale(1);
}

[data-blockly-quiz] .list-group-item-success {
  background: rgba(37, 197, 86, 0.12);
  border-color: rgba(37, 197, 86, 0.35);
  color: var(--ink);
}

[data-blockly-quiz] .list-group-item-danger {
  background: rgba(224, 58, 58, 0.12);
  border-color: rgba(224, 58, 58, 0.35);
  color: var(--ink);
}

[data-blockly-quiz] .form-check-input {
  width: 1.15em;
  height: 1.15em;
}

[data-blockly-quiz] label.list-group-item .form-check-input {
  position: absolute;
  opacity: 0;
  pointer-events: none;
}

[data-blockly-quiz] .quiz-snippet-toolbar {
  display: flex;
  justify-content: flex-end;
  gap: 10px;
  margin-bottom: 10px;
}

[data-blockly-quiz] .quiz-snippet-toolbar .btn {
  padding: 6px 14px;
  font-size: 0.9rem;
}

.blockly-preview {
  width: 100%;
  height: clamp(220px, 32vh, 360px);
  background: rgba(255, 255, 255, 0.72);
  overflow: hidden;
  border-radius: 16px !important;
}

.blockly-preview .blocklyMainBackground {
  stroke: rgba(0, 0, 0, 0.06);
}

.scratchblocks-preview {
  width: 100%;
  max-height: clamp(220px, 32vh, 360px);
  background: rgba(255, 255, 255, 0.72);
  overflow: auto;
  border-radius: 16px !important;
  padding: 12px;
}

.scratchblocks-preview svg {
  display: block;
}

.scratchblocks-preview[data-expanded="1"] {
  max-height: none;
}

.quiz-inline-btn {
  border-radius: 12px;
  border: 1px solid var(--quiz-border);
  background: rgba(255, 255, 255, 0.9);
  color: var(--ink);
  padding: 4px 10px;
  font-weight: 600;
}

.quiz-inline-btn:hover {
  border-color: rgba(37, 197, 86, 0.4);
  box-shadow: 0 6px 16px var(--shadow);
}

@media (max-width: 576px) {
  [data-blockly-quiz] .quiz-hero {
    padding: 14px 14px;
  }

  [data-blockly-quiz] .quiz-brand-icons--hero .quiz-brand-icon {
    width: 44px;
    height: 44px;
    padding: 8px;
    border-radius: 16px;
  }
}

.code-preview {
  width: 100%;
  background: rgba(255, 255, 255, 0.72);
  border: 1px solid var(--quiz-border);
  border-radius: 16px;
  padding: 14px;
  overflow-x: auto;
  font-size: 0.95rem;
  line-height: 1.45;
}

.code-preview code {
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono",
    "Courier New", monospace;
}

@media (prefers-reduced-motion: reduce) {
  [data-blockly-quiz] .list-group-item,
  [data-blockly-quiz] .btn-primary {
    transition: none;
  }
  [data-blockly-quiz] .list-group-item:hover {
    transform: none;
  }
}

@media (min-width: 992px) {
  [data-blockly-quiz] .classroom-grid {
    grid-template-columns: minmax(0, 0.6fr) minmax(0, 1fr);
  }
}