.page-quiz-admin {
  --quiz-violet: #a78bfa;
  --quiz-violet-strong: #8b5cf6;
  --quiz-cyan: #67e8f9;
  --quiz-green: #34d399;
  --quiz-red: #fb7185;
}

.quiz-shell {
  width: min(1480px, calc(100vw - 28px));
}

.quiz-hero {
  background:
    radial-gradient(circle at 90% 15%, rgba(167, 139, 250, 0.2), transparent 30%),
    linear-gradient(135deg, rgba(10, 18, 34, 0.98), rgba(19, 18, 43, 0.88));
}

.auth-gate {
  min-height: 100dvh;
  display: grid;
  place-items: center;
  padding: 24px;
}

.auth-card {
  width: min(480px, 100%);
  display: grid;
  gap: 16px;
  padding: 32px;
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  background: linear-gradient(145deg, rgba(13, 22, 42, 0.98), rgba(24, 20, 50, 0.94));
  box-shadow: var(--shadow);
}

.auth-card h1,
.section-heading h2,
.admin-panel h3 {
  margin: 0;
}

.auth-card p,
.section-heading p,
.panel-heading p {
  margin: 0;
  color: var(--muted);
}

label {
  display: grid;
  gap: 7px;
  color: var(--muted-strong);
  font-size: 0.84rem;
  font-weight: 700;
}

input,
select,
textarea {
  width: 100%;
  min-height: 46px;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  background: rgba(1, 6, 16, 0.62);
  color: var(--text);
  padding: 11px 13px;
}

textarea {
  min-height: 110px;
  resize: vertical;
}

input:hover,
select:hover,
textarea:hover,
input:focus,
select:focus,
textarea:focus {
  border-color: rgba(103, 232, 249, 0.48);
}

code {
  color: var(--quiz-cyan);
}

.btn.danger {
  border-color: rgba(251, 113, 133, 0.36);
  color: #fecdd3;
  background: rgba(251, 113, 133, 0.1);
}

.btn.compact {
  min-height: 44px;
  padding: 7px 14px;
  font-size: 0.8rem;
}

.quiz-metrics {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 14px;
  margin: 18px 0;
}

.quiz-metric,
.admin-panel,
.question-card,
.approval-card,
.report-card,
.revision-card,
.preview-card {
  border: 1px solid var(--border);
  background: linear-gradient(145deg, rgba(11, 19, 35, 0.92), rgba(12, 20, 37, 0.72));
  box-shadow: var(--shadow-soft);
}

.quiz-metric {
  display: grid;
  gap: 4px;
  padding: 18px;
  border-radius: var(--radius-lg);
}

.quiz-metric span,
.quiz-metric small {
  color: var(--muted);
}

.quiz-metric strong {
  font-size: clamp(1.5rem, 3vw, 2.25rem);
  line-height: 1.1;
}

.quiz-tabs {
  position: sticky;
  top: 10px;
  z-index: 10;
  display: flex;
  gap: 6px;
  width: fit-content;
  margin: 22px auto;
  padding: 6px;
  border: 1px solid var(--border);
  border-radius: 999px;
  background: rgba(6, 11, 20, 0.86);
  backdrop-filter: blur(16px);
}

.quiz-tab {
  min-height: 44px;
  border: 0;
  border-radius: 999px;
  padding: 8px 18px;
  color: var(--muted-strong);
  background: transparent;
  cursor: pointer;
}

.quiz-tab.active {
  color: #090815;
  background: linear-gradient(135deg, var(--quiz-cyan), var(--quiz-violet));
}

.tab-badge {
  display: inline-grid;
  place-items: center;
  min-width: 22px;
  height: 22px;
  margin-left: 5px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.16);
}

.section-heading,
.panel-heading,
.form-row,
.card-heading,
.report-heading {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
}

.section-heading {
  margin: 30px 0 16px;
}

.compact-heading {
  align-items: end;
}

.admin-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
}

.admin-panel {
  min-width: 0;
  padding: 20px;
  border-radius: var(--radius-lg);
}

.admin-panel.span-two {
  grid-column: 1 / -1;
}

.admin-panel form,
.admin-panel fieldset {
  display: grid;
  gap: 14px;
}

.admin-panel form {
  margin-top: 18px;
}

.admin-panel fieldset {
  margin: 0;
  padding: 16px;
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
}

.admin-panel legend {
  padding: 0 8px;
  color: var(--quiz-cyan);
  font-weight: 800;
}

.form-grid {
  display: grid;
  gap: 12px;
}

.form-grid.four {
  grid-template-columns: 1.1fr 1fr 1.4fr 0.8fr;
}

.form-grid.two,
.option-editor-grid {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.option-editor-grid {
  display: grid;
  gap: 12px;
}

.option-editor {
  display: grid;
  gap: 10px;
  padding: 14px;
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  background: rgba(255, 255, 255, 0.025);
}

.option-editor strong {
  color: var(--quiz-violet);
}

.file-label {
  position: relative;
  min-height: 48px;
  align-items: center;
  grid-template-columns: auto 1fr;
  padding: 10px 12px;
  border: 1px dashed var(--border-strong);
  border-radius: var(--radius-sm);
  cursor: pointer;
}

.file-label input {
  position: absolute;
  width: 1px;
  height: 1px;
  opacity: 0;
}

.asset-status {
  color: var(--muted);
  font-weight: 500;
}

.code-editor {
  font: 500 0.8rem/1.55 Consolas, "SFMono-Regular", monospace;
  tab-size: 2;
}

.preview-card,
.revision-card {
  padding: 16px;
  border-radius: var(--radius-md);
}

.rich-preview {
  margin-top: 12px;
  color: var(--text);
  white-space: normal;
  overflow-wrap: anywhere;
}

.math-token {
  display: inline-block;
  margin: 2px 1px;
  padding: 2px 6px;
  border-radius: 6px;
  color: #ddd6fe;
  background: rgba(167, 139, 250, 0.12);
}

.rich-preview math {
  color: #ddd6fe;
}

.analytics-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
  margin-bottom: 18px;
}

.analytics-card {
  display: grid;
  gap: 10px;
  min-width: 0;
  padding: 18px;
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  background: linear-gradient(145deg, rgba(11, 19, 35, 0.92), rgba(12, 20, 37, 0.72));
}

.analytics-card.span-two {
  grid-column: 1 / -1;
}

.analytics-card strong {
  font-size: clamp(1.5rem, 3vw, 2.25rem);
}

.analytics-card p {
  margin: 0;
  color: var(--muted);
}

.question-card-grid,
.approval-grid,
.report-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(310px, 1fr));
  gap: 14px;
}

.question-card,
.approval-card,
.report-card {
  display: grid;
  gap: 13px;
  min-width: 0;
  padding: 18px;
  border-radius: var(--radius-lg);
}

.question-card:hover,
.approval-card:hover,
.report-card:hover {
  border-color: rgba(103, 232, 249, 0.34);
  transform: translateY(-1px);
}

.question-card h3,
.approval-card h3,
.report-card h3 {
  margin: 0;
  overflow-wrap: anywhere;
}

.card-meta,
.score-row,
.answer-list,
.event-list {
  display: flex;
  flex-wrap: wrap;
  gap: 7px;
}

.meta-chip,
.status-pill,
.score-pill {
  display: inline-flex;
  align-items: center;
  min-height: 28px;
  border: 1px solid var(--border);
  border-radius: 999px;
  padding: 4px 9px;
  color: var(--muted-strong);
  background: rgba(255, 255, 255, 0.035);
  font-size: 0.74rem;
  font-weight: 700;
}

.status-pill.approved,
.score-pill.correct {
  color: #a7f3d0;
  border-color: rgba(52, 211, 153, 0.35);
}

.status-pill.pending,
.score-pill.timeout {
  color: #fde68a;
  border-color: rgba(251, 191, 36, 0.35);
}

.status-pill.rejected,
.score-pill.wrong {
  color: #fecdd3;
  border-color: rgba(251, 113, 133, 0.35);
}

.card-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: auto;
}

.card-actions .btn {
  min-height: 40px;
  padding: 7px 13px;
  font-size: 0.78rem;
}

.search-field {
  width: min(420px, 100%);
}

.report-toolbar {
  display: grid;
  grid-template-columns: minmax(240px, 1fr) minmax(180px, 0.35fr);
  gap: 12px;
  margin-bottom: 16px;
}

.report-card {
  grid-column: 1 / -1;
}

.report-card details {
  border-top: 1px solid var(--border);
  padding-top: 10px;
}

.report-card summary {
  min-height: 44px;
  color: var(--quiz-cyan);
  cursor: pointer;
  font-weight: 800;
}

.answer-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.8rem;
}

.table-scroll {
  overflow-x: auto;
}

.order-block {
  display: grid;
  gap: 8px;
  margin: 14px 0;
}

.order-block strong {
  color: var(--muted-strong);
  font-size: 0.82rem;
}

.answer-table th,
.answer-table td {
  padding: 9px 8px;
  border-bottom: 1px solid var(--border);
  text-align: left;
  vertical-align: top;
}

.answer-table th {
  color: var(--muted);
}

.empty-state {
  color: var(--muted);
  text-align: center;
  padding: 28px;
}

.form-error {
  min-height: 24px;
  color: #fecdd3 !important;
}

.toast {
  position: fixed;
  right: 18px;
  bottom: 18px;
  z-index: 50;
  max-width: min(420px, calc(100vw - 36px));
  padding: 13px 16px;
  border: 1px solid rgba(103, 232, 249, 0.34);
  border-radius: var(--radius-md);
  background: rgba(8, 17, 31, 0.96);
  color: var(--text);
  box-shadow: var(--shadow);
  opacity: 0;
  transform: translateY(12px);
  pointer-events: none;
  transition: opacity 180ms ease, transform 180ms ease;
}

.toast.visible {
  opacity: 1;
  transform: translateY(0);
}

@media (max-width: 980px) {
  .quiz-metrics,
  .analytics-grid,
  .form-grid.four {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .admin-grid {
    grid-template-columns: 1fr;
  }

  .admin-panel.span-two {
    grid-column: auto;
  }
}

@media (max-width: 660px) {
  .quiz-shell {
    width: min(100% - 20px, 1480px);
  }

  .quiz-metrics,
  .analytics-grid,
  .form-grid.four,
  .form-grid.two,
  .option-editor-grid,
  .report-toolbar {
    grid-template-columns: 1fr;
  }

  .quiz-tabs {
    width: 100%;
  }

  .quiz-tab {
    flex: 1;
    padding-inline: 10px;
  }

  .auth-card,
  .admin-panel {
    padding: 17px;
  }

  .answer-table {
    display: block;
    overflow-x: auto;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    transition-duration: 0.01ms !important;
  }
}