/**
 * Mock test runner — matches platform aesthetic (variables, gradients, shadows, motion).
 * Mobile: strict viewport constraint so question text and header never overflow.
 */

/* Force viewport constraint on body when mock-run is active */
body.mock-run-page {
  width: 100%;
  max-width: 100vw;
  overflow-x: hidden;
  overflow-y: auto;
}

.mock-run-page {
  --app-content-max: 720px;
  --app-space: var(--app-space-md);
  width: 100%;
  max-width: 100vw;
  min-width: 0;
  min-height: 100vh;
  background-color: var(--app-bg);
  background-image: var(--app-gradient-mesh);
  background-attachment: fixed;
  display: flex;
  flex-direction: column;
  overflow-x: hidden;
  overflow-y: auto;
  -webkit-overflow-scrolling: touch;
  box-sizing: border-box;
}
.mock-run-page .mock-run-main {
  flex: 1 1 auto;
  min-width: 0;
  display: flex;
  flex-direction: column;
  overflow: visible;
}
/* Content area: scrollable; override content-protection overflow so scroll works */
.mock-run-content.content-protected-wrap,
.mock-run-content {
  flex: 1 1 auto;
  min-width: 0;
  width: 100%;
  max-width: 100%;
  overflow-x: hidden;
  overflow-y: visible;
  -webkit-overflow-scrolling: touch;
}

/* Header — platform gradient, soft shadow */
.mock-run-header {
  background: var(--app-gradient-primary);
  color: #fff;
  padding: var(--app-space-sm) var(--app-space);
  position: sticky;
  top: 0;
  z-index: 10;
  box-shadow: var(--app-shadow-md);
}
.mock-run-header-inner {
  display: flex;
  align-items: center;
  gap: var(--app-space-sm);
  max-width: var(--app-content-max);
  width: 100%;
  margin: 0 auto;
  min-width: 0;
  box-sizing: border-box;
}
.mock-run-back {
  color: rgba(255, 255, 255, 0.95);
  text-decoration: none;
  font-size: 0.8125rem;
  font-weight: 600;
  flex-shrink: 0;
  white-space: nowrap;
  transition: color var(--app-duration-fast) var(--app-ease);
}
.mock-run-back:hover {
  color: #fff;
}
.mock-run-header-left {
  flex: 1 1 0;
  min-width: 0;
  overflow: hidden;
  text-align: center;
}
.mock-run-exam-name {
  font-size: 1rem;
  font-weight: 700;
  margin: 0;
  color: #fff;
  letter-spacing: -0.01em;
  line-height: 1.25;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  max-width: 100%;
}
.mock-run-header-right {
  display: flex;
  align-items: center;
  gap: var(--app-space-sm);
  flex-shrink: 0;
}
.mock-run-timer {
  font-size: 1rem;
  font-weight: 700;
  font-variant-numeric: tabular-nums;
  letter-spacing: 0.02em;
  color: #fff;
}
.mock-run-submit-btn {
  padding: 0.5rem 0.75rem;
  background: rgba(255, 255, 255, 0.95);
  border: none;
  color: var(--app-primary);
  border-radius: var(--app-radius-md);
  font-weight: 600;
  font-size: 0.8125rem;
  cursor: pointer;
  white-space: nowrap;
  transition: background var(--app-duration-fast) var(--app-ease), transform var(--app-duration-fast) var(--app-ease);
}
.mock-run-submit-btn:hover {
  background: #fff;
}
.mock-run-submit-btn:active {
  transform: scale(0.98);
}

/* Subject bar — pills, platform primary */
.mock-run-subject-bar {
  background: var(--app-gradient-soft);
  border-bottom: 1px solid var(--app-border-soft);
  padding: var(--app-space-sm) var(--app-space);
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  width: 100%;
  min-width: 0;
  box-sizing: border-box;
}
.mock-run-subject-tabs {
  display: flex;
  gap: var(--app-space-xs);
  flex-wrap: nowrap;
  max-width: var(--app-content-max);
  margin: 0 auto;
}
.mock-run-subject-tab {
  flex-shrink: 0;
  padding: 0.4rem 0.75rem;
  border: 1px solid var(--app-border);
  background: var(--app-surface);
  color: var(--app-text);
  border-radius: var(--app-radius-full);
  font-size: 0.8125rem;
  font-weight: 600;
  cursor: pointer;
  white-space: nowrap;
  transition: background var(--app-duration-fast) var(--app-ease), border-color var(--app-duration-fast) var(--app-ease), color var(--app-duration-fast) var(--app-ease);
}
.mock-run-subject-tab:hover {
  background: var(--app-primary-soft);
  border-color: var(--app-primary);
  color: var(--app-primary);
}
.mock-run-subject-tab.active {
  background: var(--app-primary);
  border-color: var(--app-primary);
  color: #fff;
}

/* Main: single column. Content (question + nav) is primary; strip is secondary. */
.mock-run-main {
  display: flex;
  flex-direction: column;
  width: 100%;
  max-width: var(--app-content-max);
  margin: 0 auto;
  padding: var(--app-space);
  gap: 0;
  min-width: 0;
  box-sizing: border-box;
}
.mock-run-content {
  order: 0;
  flex: 1 1 0%;
  min-width: 0;
  min-height: 0;
}
@media (min-width: 768px) {
  .mock-run-content {
    order: 1;
  }
}

/* Question strip — hub/story rings, single row */
.mock-run-question-strip {
  flex-shrink: 0;
  order: 1;
  min-width: 0;
  overflow: hidden;
  padding: var(--app-space-sm) 0;
  border-top: 1px solid var(--app-border-soft);
  background: rgba(255, 255, 255, 0.6);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
}
@media (min-width: 768px) {
  .mock-run-question-strip {
    order: 0;
    border-top: none;
    border-bottom: 1px solid var(--app-border-soft);
    padding: var(--app-space-md) 0;
  }
}

/* Toggle pill — mobile only */
.mock-run-strip-toggle {
  display: none;
  width: 100%;
  align-items: center;
  justify-content: space-between;
  gap: var(--app-space-sm);
  padding: var(--app-space-sm) var(--app-space-md);
  margin: 0;
  border: 1px solid var(--app-border-soft);
  border-radius: var(--app-radius-full);
  background: var(--app-surface);
  color: var(--app-text);
  font-size: 0.875rem;
  font-weight: 600;
  cursor: pointer;
  -webkit-tap-highlight-color: transparent;
  box-shadow: var(--app-shadow);
  transition: background var(--app-duration) var(--app-ease), border-color var(--app-duration) var(--app-ease), box-shadow var(--app-duration) var(--app-ease);
}
.mock-run-strip-toggle:hover {
  background: var(--app-primary-soft);
  border-color: var(--app-primary);
  box-shadow: var(--app-shadow-md);
}
.mock-run-strip-toggle-icon {
  font-size: 0.625rem;
  opacity: 0.85;
  transition: transform var(--app-duration) var(--app-ease-out);
}
.mock-run-question-strip.is-expanded .mock-run-strip-toggle-icon {
  transform: rotate(180deg);
}

@media (max-width: 767px) {
  .mock-run-strip-toggle {
    display: flex;
  }
  .mock-run-question-numbers {
    display: none;
    flex-wrap: nowrap;
    gap: 0.5rem;
    margin: 0.5rem 0 0;
    padding: 0.5rem 0 0;
    overflow-x: auto;
    overflow-y: hidden;
    -webkit-overflow-scrolling: touch;
    scrollbar-width: none;
    touch-action: pan-x;
    min-width: 0;
    width: 100%;
  }
  .mock-run-question-strip.is-expanded .mock-run-question-numbers {
    display: flex;
  }
}
.mock-run-question-numbers::-webkit-scrollbar {
  display: none;
}
.scrollbar-width\:none {
  scrollbar-width: none;
}

/* Numbers: ALWAYS one row, horizontal scroll, story-ring circles */
.mock-run-question-numbers {
  display: flex;
  flex-wrap: nowrap;
  gap: 0.5rem;
  min-width: 0;
  width: 100%;
  overflow-x: auto;
  overflow-y: hidden;
  -webkit-overflow-scrolling: touch;
  padding-bottom: 2px;
}
@media (min-width: 768px) {
  .mock-run-question-numbers {
    display: flex;
    margin: 0;
    padding: 0;
  }
}

.mock-run-qnum {
  width: 40px;
  height: 40px;
  min-width: 40px;
  min-height: 40px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 2px solid var(--app-border-soft);
  font-size: 0.8125rem;
  font-weight: 600;
  cursor: pointer;
  background: var(--app-surface);
  color: var(--app-text);
  box-shadow: var(--app-shadow);
  flex-shrink: 0;
  transition: background var(--app-duration-fast) var(--app-ease), border-color var(--app-duration-fast) var(--app-ease), box-shadow var(--app-duration-fast) var(--app-ease), transform var(--app-duration-fast) var(--app-ease-out);
  position: relative;
}
.mock-run-qnum-num {
  position: relative;
}
.mock-run-qnum:hover {
  border-color: var(--app-primary);
  box-shadow: 0 0 0 2px var(--app-primary-soft);
  transform: scale(1.05);
}
.mock-run-qnum:active {
  transform: scale(0.98);
}
.mock-run-qnum.answered {
  background: var(--app-primary-soft);
  border-color: var(--app-primary);
  color: var(--app-primary);
}
.mock-run-qnum.current {
  background: var(--app-primary);
  border-color: var(--app-primary);
  color: #fff;
  box-shadow: 0 0 0 3px var(--app-primary-soft);
}
.mock-run-qnum.marked {
  border-color: var(--app-warm);
  background: var(--app-warm-soft);
}
.mock-run-qnum.marked .mock-run-qnum-num::after {
  content: '';
  position: absolute;
  top: -2px;
  right: -2px;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--app-warm);
}
.mock-run-qnum.current.marked {
  background: var(--app-primary);
  color: #fff;
}
.mock-run-qnum.current.marked .mock-run-qnum-num::after {
  background: #fff;
}

.mock-run-question-section {
  margin-bottom: var(--app-space-md);
  width: 100%;
  min-width: 0;
  max-width: 100%;
  overflow-x: hidden;
  box-sizing: border-box;
}
.mock-run-question-item {
  padding: var(--app-space-lg);
  background: var(--app-surface);
  border-radius: var(--app-radius-lg);
  border: 1px solid var(--app-border-soft);
  box-shadow: var(--app-shadow-card);
  transition: box-shadow var(--app-duration) var(--app-ease);
  width: 100%;
  min-width: 0;
  max-width: 100%;
  overflow-x: hidden;
  box-sizing: border-box;
}
.mock-run-question-item:hover {
  box-shadow: var(--app-shadow-card-hover);
}
.mock-run-question-subject {
  display: inline-block;
  font-size: 0.6875rem;
  font-weight: 600;
  color: var(--app-primary);
  background: var(--app-primary-soft);
  padding: 0.25rem 0.5rem;
  border-radius: var(--app-radius-full);
  margin-bottom: var(--app-space-sm);
  text-transform: uppercase;
  letter-spacing: 0.04em;
  max-width: 100%;
}
.mock-run-question-head {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 0.5rem;
  margin-bottom: var(--app-space-sm);
}
.mock-run-question-head .mock-run-q-num {
  font-weight: 700;
  color: var(--app-primary);
  font-size: 1rem;
}
.mock-run-question-head .mock-run-q-category {
  font-size: 0.75rem;
  color: var(--app-text-secondary);
  font-weight: 500;
}
.mock-run-question-text {
  font-size: 1rem;
  line-height: 1.55;
  margin-bottom: var(--app-space-md);
  color: var(--app-text);
  overflow-wrap: anywhere;
  word-wrap: break-word;
  word-break: break-word;
  hyphens: auto;
  width: 100%;
  max-width: 100%;
  box-sizing: border-box;
  overflow-x: hidden;
}
.mock-run-options {
  display: flex;
  flex-direction: column;
  gap: var(--app-space-sm);
  width: 100%;
  min-width: 0;
  max-width: 100%;
  overflow-x: hidden;
  box-sizing: border-box;
}
.mock-run-option {
  display: flex;
  align-items: flex-start;
  gap: var(--app-space-sm);
  padding: var(--app-space-md) var(--app-space-lg);
  border: 2px solid var(--app-border);
  border-radius: var(--app-radius-md);
  cursor: pointer;
  background: var(--app-bg);
  transition: border-color var(--app-duration-fast) var(--app-ease), background var(--app-duration-fast) var(--app-ease), box-shadow var(--app-duration-fast) var(--app-ease);
  width: 100%;
  min-width: 0;
  max-width: 100%;
  overflow-x: hidden;
  box-sizing: border-box;
}

/* Mobile: strict viewport fit — no horizontal overflow */
@media (max-width: 767px) {
  .mock-run-header {
    padding: var(--app-space-xs) var(--app-space-sm);
    width: 100%;
    max-width: 100vw;
    box-sizing: border-box;
  }
  .mock-run-header-inner {
    padding: 0;
    width: 100%;
    max-width: 100%;
    min-width: 0;
    gap: 8px;
  }
  .mock-run-back {
    font-size: 0.75rem;
  }
  .mock-run-exam-name {
    font-size: 0.875rem;
    line-height: 1.25;
  }
  .mock-run-timer {
    font-size: 0.9375rem;
  }
  .mock-run-submit-btn {
    padding: 0.4rem 0.6rem;
    font-size: 0.75rem;
  }
  .mock-run-main {
    padding: var(--app-space-sm);
    width: 100%;
    max-width: 100vw;
    box-sizing: border-box;
  }
  .mock-run-content.content-protected-wrap,
  .mock-run-content {
    width: 100%;
    max-width: 100%;
    min-width: 0;
    display: flex;
    flex-direction: column;
    overflow-x: hidden;
    overflow-y: visible;
  }
  .mock-run-question-section {
    margin-bottom: var(--app-space-md);
    width: 100%;
    min-width: 0;
    max-width: 100%;
    overflow-x: hidden;
  }
  .mock-run-question-item {
    padding: var(--app-space-md) var(--app-space-sm);
    width: 100%;
    min-width: 0;
    max-width: 100%;
  }
  .mock-run-question-subject {
    font-size: 0.625rem;
    padding: 0.2rem 0.45rem;
    margin-bottom: var(--app-space-xs);
  }
  .mock-run-question-text {
    font-size: 0.9375rem;
    line-height: 1.5;
    margin-bottom: var(--app-space-md);
    width: 100%;
    max-width: 100%;
    overflow-wrap: anywhere;
  }
  #question-section {
    width: 100%;
    min-width: 0;
    max-width: 100%;
  }
  .mock-run-nav-btns {
    flex-wrap: nowrap;
    gap: var(--app-space-xs);
    display: flex;
    align-items: stretch;
  }
  .mock-run-nav-btns .mock-run-btn {
    flex: 1 1 0;
    min-width: 0;
    padding: var(--app-space-sm) var(--app-space-xs);
    font-size: 0.8125rem;
    text-align: center;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
  }
  .mock-run-nav-btns .mock-run-btn-flag {
    flex: 0 1 auto;
    min-width: 0;
  }
  .mock-run-options {
    gap: var(--app-space-xs);
  }
  .mock-run-option {
    padding: var(--app-space-sm) var(--app-space-md);
    min-height: 44px;
  }
  .mock-run-option-text {
    font-size: 0.9375rem;
  }
  .mock-run-nav-btns .mock-run-btn-prev,
  .mock-run-nav-btns .mock-run-btn-next {
    padding: var(--app-space-sm) var(--app-space-xs);
    font-size: 0.8125rem;
  }
}
.mock-run-option:hover,
.mock-run-option:focus-within {
  border-color: var(--app-primary);
  background: var(--app-primary-soft);
  box-shadow: 0 0 0 1px var(--app-primary-soft);
}
.mock-run-option input[type="radio"] {
  margin: 0.2rem 0 0 0;
  flex-shrink: 0;
}
.mock-run-option-text {
  flex: 1 1 0%;
  min-width: 0;
  overflow-wrap: anywhere;
  word-wrap: break-word;
  word-break: break-word;
  max-width: 100%;
  overflow-x: hidden;
}
.mock-run-option.correct {
  border-color: var(--app-success);
  background: var(--app-success-soft);
}
.mock-run-option.wrong {
  border-color: #dc2626;
  background: rgba(220, 38, 38, 0.08);
}
.mock-run-review-mark {
  color: var(--app-success);
  font-weight: 700;
  margin-left: var(--app-space-xs);
}
.mock-run-review-mark.wrong {
  color: #dc2626;
}

.mock-run-explanation {
  margin-top: var(--app-space-md);
  padding: var(--app-space-md);
  background: var(--app-bg);
  border-radius: var(--app-radius-md);
  border-left: 4px solid var(--app-primary);
  font-size: 0.9375rem;
  line-height: 1.55;
  color: var(--app-text-secondary);
  overflow-wrap: anywhere;
  word-wrap: break-word;
  word-break: break-word;
  width: 100%;
  max-width: 100%;
  overflow-x: hidden;
  box-sizing: border-box;
}
.mock-run-key-fact,
.mock-run-rare-fact {
  margin: var(--app-space-sm) 0 0 0;
}
.mock-run-rare-fact {
  font-style: italic;
  border-left: 2px solid var(--app-warm);
  padding-left: var(--app-space-sm);
  margin-left: 0;
}

.mock-run-nav-btns {
  display: flex;
  gap: var(--app-space-md);
  margin-top: var(--app-space-md);
  flex-wrap: wrap;
  align-items: center;
  width: 100%;
  max-width: 100%;
  min-width: 0;
  overflow-x: hidden;
  box-sizing: border-box;
}
.mock-run-btn-flag {
  display: inline-flex;
  align-items: center;
  gap: var(--app-space-xs);
  background: var(--app-surface);
  border: 1px solid var(--app-border);
  color: var(--app-text-secondary);
  transition: background var(--app-duration-fast) var(--app-ease), border-color var(--app-duration-fast) var(--app-ease), color var(--app-duration-fast) var(--app-ease);
}
.mock-run-btn-flag:hover {
  background: var(--app-primary-soft);
  border-color: var(--app-primary);
  color: var(--app-primary);
}
.mock-run-btn-flag.is-marked {
  background: var(--app-warm-soft);
  border-color: var(--app-warm);
  color: var(--app-warm);
}
.mock-run-btn-flag.is-marked:hover {
  background: rgba(245, 158, 11, 0.2);
}
.mock-run-btn-flag-icon {
  font-size: 1rem;
  line-height: 1;
}
.mock-run-btn {
  padding: var(--app-space-sm) var(--app-space-lg);
  border-radius: var(--app-radius-md);
  font-weight: 600;
  font-size: 0.9375rem;
  cursor: pointer;
  border: none;
  text-decoration: none;
  display: inline-block;
  transition: background var(--app-duration-fast) var(--app-ease), border-color var(--app-duration-fast) var(--app-ease), transform var(--app-duration-fast) var(--app-ease-out);
}
.mock-run-btn:active {
  transform: scale(0.98);
}
.mock-run-btn-prev,
.mock-run-btn-next {
  background: var(--app-surface);
  border: 1px solid var(--app-border);
  color: var(--app-text);
  box-shadow: var(--app-shadow);
}
.mock-run-btn-prev:hover:not(:disabled),
.mock-run-btn-next:hover {
  background: var(--app-primary-soft);
  border-color: var(--app-primary);
  color: var(--app-primary);
  box-shadow: var(--app-shadow-md);
}
.mock-run-btn-prev:disabled {
  cursor: not-allowed;
  opacity: 0.55;
}
.mock-run-btn-next {
  background: var(--app-primary);
  border-color: var(--app-primary);
  color: #fff;
}
.mock-run-btn-next:hover {
  background: var(--app-primary-hover);
  border-color: var(--app-primary-hover);
  color: #fff;
}
.mock-run-btn-primary {
  background: var(--app-gradient-primary);
  color: #fff;
  border: none;
}
.mock-run-btn-primary:hover {
  background: var(--app-primary-hover);
  color: #fff;
  box-shadow: var(--app-shadow-glow);
}
.mock-run-btn-secondary {
  background: var(--app-surface);
  border: 1px solid var(--app-border);
  color: var(--app-text);
}
.mock-run-btn-secondary:hover {
  background: var(--app-primary-soft);
  border-color: var(--app-primary);
  color: var(--app-primary);
}

.mock-run-score-banner {
  background: var(--app-gradient-primary);
  color: #fff;
  padding: var(--app-space-lg);
  border-radius: var(--app-radius-lg);
  margin-bottom: var(--app-space-lg);
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: var(--app-space-md);
  box-shadow: var(--app-shadow-card);
}
.mock-run-score-banner h3 {
  margin: 0;
  font-size: 1.125rem;
  font-weight: 700;
}

.mock-run-results-overlay {
  position: fixed;
  inset: 0;
  background: rgba(15, 23, 42, 0.6);
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 100;
  padding: var(--app-space);
}
.mock-run-results-content {
  background: var(--app-surface);
  border-radius: var(--app-radius-xl);
  padding: var(--app-space-xl);
  max-width: 400px;
  width: 100%;
  box-shadow: var(--app-shadow-lg);
  border: 1px solid var(--app-border-soft);
  animation: mock-run-modal-in 0.25s var(--app-ease-out);
}
@keyframes mock-run-modal-in {
  from {
    opacity: 0;
    transform: scale(0.96) translateY(-8px);
  }
  to {
    opacity: 1;
    transform: scale(1) translateY(0);
  }
}
.mock-run-results-content h2 {
  margin: 0 0 var(--app-space-md) 0;
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--app-text);
}
.mock-run-results-stats {
  display: flex;
  flex-wrap: wrap;
  gap: var(--app-space-lg);
  margin-bottom: var(--app-space-lg);
}
.mock-run-stat {
  display: flex;
  flex-direction: column;
  gap: var(--app-space-xs);
}
.mock-run-stat-label {
  font-size: 0.8125rem;
  color: var(--app-text-secondary);
  font-weight: 500;
}
.mock-run-stat #result-total,
.mock-run-stat #result-answered,
.mock-run-stat #result-time {
  font-size: 1.125rem;
  font-weight: 700;
  color: var(--app-text);
  font-variant-numeric: tabular-nums;
}
.mock-run-results-actions {
  display: flex;
  flex-direction: column;
  gap: var(--app-space-sm);
}

/* Premium gate — full platform access required */
.mock-run-premium-gate {
  position: fixed;
  inset: 0;
  z-index: 50;
  background: var(--app-bg);
  background-image: var(--app-gradient-mesh);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--app-space);
}
.mock-run-premium-gate-inner {
  max-width: 420px;
  text-align: center;
  background: rgba(255, 255, 255, 0.95);
  border-radius: var(--app-radius-lg);
  padding: var(--app-space-xl);
  box-shadow: var(--app-shadow-lg);
  border: 1px solid var(--app-border-soft);
}
.app-dark .mock-run-premium-gate-inner {
  background: rgba(24, 24, 27, 0.95);
  border-color: var(--app-border);
}
.mock-run-premium-gate-inner h2 {
  margin: 0 0 var(--app-space-sm);
  font-size: 1.25rem;
  color: var(--app-text);
}
.mock-run-premium-gate-inner p {
  margin: 0 0 var(--app-space-md);
  font-size: 0.9375rem;
  color: var(--app-text-secondary);
  line-height: 1.5;
}
.mock-run-premium-gate-inner .mock-run-btn {
  display: inline-block;
  margin: 4px 8px 4px 0;
  padding: 10px 20px;
  border-radius: var(--app-radius-md);
  font-weight: 600;
  text-decoration: none;
  transition: background var(--app-duration-fast) var(--app-ease);
}
.mock-run-premium-gate-inner .mock-run-btn-secondary {
  background: var(--app-bg);
  color: var(--app-text);
  border: 1px solid var(--app-border);
}
.mock-run-premium-gate-inner .mock-run-btn-secondary:hover {
  background: var(--app-border-soft);
}
.mock-run-premium-gate-inner .mock-run-btn-peek {
  display: inline-flex;
  margin: 4px 8px 4px 0;
  padding: 10px 20px;
  border-radius: var(--app-radius-md);
  font-weight: 600;
  background: var(--app-primary-soft);
  border: 1px solid var(--app-primary);
  color: var(--app-primary);
  cursor: pointer;
  font-family: inherit;
  font-size: 0.9375rem;
}
.mock-run-premium-gate-inner .mock-run-btn-peek:hover {
  background: rgba(99, 102, 241, 0.25);
  border-color: var(--app-primary-hover);
  color: var(--app-primary-hover);
}

.mock-run-error {
  padding: var(--app-space-xl);
  text-align: center;
  color: var(--app-text-secondary);
}
.mock-run-error a {
  color: var(--app-primary);
  font-weight: 600;
  text-decoration: none;
  transition: color var(--app-duration-fast) var(--app-ease);
}
.mock-run-error a:hover {
  color: var(--app-primary-hover);
  text-decoration: underline;
}

/* Flag wrong answer — review section & modal */
.mock-run-results-flag-hint {
  font-size: 0.875rem;
  color: var(--app-text-secondary);
  margin: 0 0 var(--app-space-md);
  padding: 0;
}
.mock-run-results-peek-hint {
  font-size: 0.875rem;
  color: var(--app-primary);
  margin: 0 0 var(--app-space-md);
  padding: 10px 14px;
  background: var(--app-primary-soft);
  border-radius: var(--app-radius-md);
  border: 1px solid rgba(99, 102, 241, 0.3);
}
.mock-run-flag-wrap {
  margin-top: var(--app-space-md);
}
.mock-run-btn-flag-answer {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 0.875rem;
  background: var(--app-surface);
  border: 1px solid var(--app-border);
  color: var(--app-text-secondary);
  padding: 8px 14px;
  border-radius: var(--app-radius-md);
  cursor: pointer;
  transition: background 0.15s, border-color 0.15s, color 0.15s;
}
.mock-run-btn-flag-answer:hover:not(:disabled) {
  background: var(--app-warm-soft);
  border-color: var(--app-warm);
  color: var(--app-warm);
}
.mock-run-btn-flag-answer.is-flagged,
.mock-run-btn-flag-answer:disabled {
  opacity: 0.8;
  cursor: default;
  background: var(--app-bg);
  border-color: var(--app-border-soft);
  color: var(--app-text-muted);
}
.mock-run-flag-answer-icon {
  font-size: 1rem;
  line-height: 1;
}
.mock-run-flag-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.5);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 1000;
  padding: var(--app-space-md);
  box-sizing: border-box;
}
.mock-run-flag-content {
  background: var(--app-bg);
  border-radius: var(--app-radius-lg);
  padding: var(--app-space-lg);
  max-width: 420px;
  width: 100%;
  box-shadow: var(--app-shadow-lg);
}
.mock-run-flag-content h2 {
  font-size: 1.25rem;
  margin: 0 0 var(--app-space-sm);
  color: var(--app-text);
}
.mock-run-flag-desc {
  font-size: 0.9375rem;
  color: var(--app-text-secondary);
  margin: 0 0 var(--app-space-md);
  line-height: 1.5;
}
.mock-run-flag-label {
  display: block;
  font-size: 0.8125rem;
  font-weight: 600;
  color: var(--app-text);
  margin-bottom: 6px;
}
.mock-run-flag-textarea {
  width: 100%;
  min-height: 80px;
  padding: 10px 12px;
  border: 1px solid var(--app-border-soft);
  border-radius: var(--app-radius-md);
  font-family: inherit;
  font-size: 0.9375rem;
  color: var(--app-text);
  background: var(--app-bg);
  resize: vertical;
  margin-bottom: var(--app-space-md);
  box-sizing: border-box;
}
.mock-run-flag-textarea:focus {
  outline: none;
  border-color: var(--app-primary);
}
.mock-run-flag-actions {
  display: flex;
  gap: 10px;
  justify-content: flex-end;
}