/* Test UI styles (restored)
   Designed as a clean baseline; smooth-theme.css overrides colors to dark glass. */

:root {
  --test-card-radius: 22px;
  --test-gap: 18px;
}

/* Grid of test cards */
.test-cards {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
  margin: 24px 0;
  max-width: 800px;
}

.test-card {
  position: relative;
  border-radius: var(--test-card-radius);
  padding: 22px;
  cursor: pointer;
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.18);
  background: linear-gradient(145deg, rgba(102, 126, 234, 0.92), rgba(118, 75, 162, 0.88));
  color: rgba(255, 255, 255, 0.96);
  box-shadow: 0 18px 44px rgba(0,0,0,0.18);
  transition: transform 180ms ease, box-shadow 220ms ease;
  user-select: none;
  -webkit-tap-highlight-color: transparent;
}

.test-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 26px 56px rgba(0,0,0,0.22);
}

.test-card-icon {
  font-size: 2.6rem;
  line-height: 1;
  margin-bottom: 10px;
}

.test-card h3 {
  margin: 0 0 8px;
  font-size: 1.25rem;
}

.test-card p {
  margin: 0 0 12px;
  opacity: 0.92;
}

.test-card-badge {
  display: inline-block;
  padding: 8px 14px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.18);
  border: 1px solid rgba(255, 255, 255, 0.22);
  font-weight: 800;
  font-size: 0.9rem;
}

.test-card-meta {
  display: flex;
  gap: 10px;
  margin-top: 12px;
  flex-wrap: wrap;
}

.difficulty-tag,
.grade-tag {
  padding: 6px 10px;
  border-radius: 999px;
  font-weight: 800;
  font-size: 0.75rem;
  background: rgba(0, 0, 0, 0.18);
  border: 1px solid rgba(255, 255, 255, 0.18);
}

/* Test container */
.test-container {
  display: none;
  margin-top: 18px;
}

.test-container.active {
  display: block;
}

.question-card {
  border-radius: 22px;
  padding: 22px;
  border: 1px solid rgba(255, 255, 255, 0.14);
  background: rgba(255, 255, 255, 0.06);
}

.question-text {
  font-size: 1.1rem;
  font-weight: 800;
  margin-bottom: 14px;
}

/* Options */
.options-container {
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin: 16px 0;
}

.option {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 14px 16px;
  border-radius: 16px;
  border: 1px solid rgba(255, 255, 255, 0.14);
  background: rgba(255, 255, 255, 0.05);
  cursor: pointer;
}

.option input[type="radio"] {
  width: 22px;
  height: 22px;
}

.option span {
  color: inherit;
  opacity: 0.98;
}

.option.selected {
  outline: 2px solid rgba(125, 211, 252, 0.28);
}

/* Question navigation */
.question-nav-panel {
  border-radius: 22px;
  padding: 18px;
  border: 1px solid rgba(255, 255, 255, 0.12);
  background: rgba(255, 255, 255, 0.05);
  margin: 16px 0;
}

.question-nav-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(44px, 1fr));
  gap: 10px;
}

.question-nav-btn {
  width: 44px;
  height: 44px;
  border-radius: 14px;
  display: grid;
  place-items: center;
  border: 1px solid rgba(255, 255, 255, 0.14);
  background: rgba(255, 255, 255, 0.06);
  color: inherit;
  cursor: pointer;
  font-weight: 800;
}

/* Actions row */
.question-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  align-items: center;
  justify-content: center;
  margin-top: 14px;
}

.question-actions .btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 16px;
  border-radius: 14px;
  border: 1px solid rgba(255, 255, 255, 0.14);
  background: rgba(255, 255, 255, 0.06);
  color: inherit;
  cursor: pointer;
  font-weight: 900;
}

.question-actions .btn:disabled {
  opacity: 0.55;
  cursor: not-allowed;
}

/* Results */
.result-container,
#test-results {
  border-radius: 22px;
  padding: 22px;
  border: 1px solid rgba(255, 255, 255, 0.12);
  background: rgba(255, 255, 255, 0.05);
}

.result-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  justify-content: center;
  margin-top: 14px;
}

/* Мобильная адаптация отключена */