@import url('/brand.css');

body {
  margin: 0;
  min-height: 100vh;
  background:
    radial-gradient(circle at top, color-mix(in srgb, var(--lime) 16%, transparent), transparent 38%),
    linear-gradient(180deg, var(--bg), var(--bg-deep));
  color: var(--ink);
  font-family: var(--font-body);
}

.quiz-page {
  width: min(1180px, calc(100% - 32px));
  margin: 0 auto 56px;
  display: grid;
  gap: 24px;
}

.quiz-hero,
.quiz-panel,
.quiz-result {
  border: 2px solid var(--border);
  border-radius: 28px;
  background: color-mix(in srgb, var(--surface) 92%, transparent);
  box-shadow: var(--shadow);
}

.quiz-hero {
  padding: 28px;
  display: grid;
  gap: 18px;
}

.quiz-hero-head {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  gap: 20px;
  flex-wrap: wrap;
}

.quiz-hero-copy {
  display: grid;
  gap: 10px;
  max-width: 720px;
}

.quiz-hero-copy p,
.quiz-summary-copy,
.quiz-tip-copy,
.quiz-note,
.quiz-pill,
.question-meta,
.result-copy,
.result-copy p {
  color: var(--ink-soft);
}

.quiz-actions {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
}

.quiz-button,
.quiz-button-secondary,
.answer-card,
.subject-chip,
.length-chip,
.quiz-subject-chip,
.quiz-link {
  border: 2px solid var(--border);
  border-radius: 18px;
  font: inherit;
  text-decoration: none;
}

.quiz-button,
.quiz-link {
  background: var(--lime);
  color: var(--bg-deep);
  box-shadow: var(--shadow-sm);
  font-family: var(--font-display);
  font-weight: 600;
}

.quiz-button,
.quiz-button-secondary,
.quiz-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 12px 18px;
  cursor: pointer;
}

.quiz-button:hover,
.quiz-link:hover,
.quiz-button-secondary:hover,
.subject-chip:hover,
.length-chip:hover,
.quiz-subject-chip:hover,
.answer-card:hover {
  transform: translate(-2px, -2px);
}

.quiz-button-secondary,
.subject-chip,
.length-chip,
.quiz-subject-chip,
.answer-card {
  background: color-mix(in srgb, var(--surface-2) 92%, transparent);
  color: var(--ink);
  box-shadow: var(--shadow-sm);
}

.quiz-layout {
  display: grid;
  gap: 24px;
}

.quiz-options-grid {
  display: grid;
  gap: 24px;
  grid-template-columns: minmax(0, 1.4fr) minmax(280px, 0.8fr);
}

.quiz-stack {
  display: grid;
  gap: 20px;
}

.quiz-panel {
  padding: 24px;
}

.quiz-label {
  margin: 0 0 12px;
  color: var(--ink-faint);
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.2em;
  text-transform: uppercase;
}

.quiz-chip-grid,
.quiz-length-row,
.quiz-subject-grid,
.result-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.subject-chip.is-active,
.length-chip.is-active,
.quiz-subject-chip.is-active,
.answer-card.is-selected {
  background: color-mix(in srgb, var(--lime) 20%, var(--surface));
  color: var(--ink);
}

.subject-chip.is-active,
.length-chip.is-active,
.quiz-subject-chip.is-active {
  border-color: var(--lime);
}

.answer-card.is-correct {
  border-color: var(--blue);
}

.answer-card.is-wrong {
  border-color: var(--coral);
}

.subject-chip,
.length-chip,
.quiz-subject-chip {
  padding: 12px 16px;
  cursor: pointer;
}

.quiz-summary-head,
.quiz-tip-head,
.question-head,
.result-head {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 12px;
}

.quiz-summary-pill,
.quiz-tip-pill,
.result-score-pill {
  padding: 8px 12px;
  border-radius: 999px;
  border: 2px solid var(--border);
  background: color-mix(in srgb, var(--surface-2) 90%, transparent);
  color: var(--lime);
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.quiz-summary-copy {
  display: grid;
  gap: 10px;
}

.quiz-preview-line {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  color: var(--ink-soft);
  font-size: 0.92rem;
}

.quiz-custom-input {
  display: none;
  width: 112px;
  padding: 12px 14px;
  border: 2px solid var(--border);
  border-radius: 18px;
  background: var(--surface-2);
  color: var(--ink);
}

.quiz-custom-input.is-visible {
  display: inline-flex;
}

.quiz-screen {
  display: grid;
  gap: 22px;
}

.question-meta {
  display: flex;
  justify-content: space-between;
  gap: 14px;
  flex-wrap: wrap;
  font-size: 0.92rem;
}

.question-title {
  margin: 0;
  font-size: clamp(1.8rem, 4vw, 2.6rem);
  line-height: 1.15;
}

.answer-list {
  display: grid;
  gap: 14px;
}

.answer-card {
  width: 100%;
  padding: 18px;
  text-align: left;
  cursor: pointer;
  transition: transform 0.16s ease, border-color 0.16s ease, background 0.16s ease;
}

.answer-index {
  color: var(--lime);
  font-family: var(--font-mono);
  font-weight: 700;
}

.answer-text {
  margin: 8px 0 0;
  color: var(--ink-soft);
  line-height: 1.5;
}

.quiz-toolbar {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  flex-wrap: wrap;
}

.quiz-result {
  padding: 28px;
  text-align: center;
  display: grid;
  gap: 18px;
}

.quiz-result h2 {
  margin: 0;
  font-size: clamp(2.2rem, 5vw, 3.8rem);
}

.hidden {
  display: none !important;
}

@media (max-width: 900px) {
  .quiz-options-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 640px) {
  .quiz-page {
    width: min(100% - 20px, 1180px);
    gap: 18px;
  }

  .quiz-hero,
  .quiz-panel,
  .quiz-result {
    padding: 20px;
    border-radius: 24px;
  }

  .quiz-actions,
  .quiz-chip-grid,
  .quiz-length-row,
  .quiz-subject-grid,
  .result-actions,
  .quiz-toolbar {
    flex-direction: column;
  }

  .quiz-button,
  .quiz-button-secondary,
  .quiz-link,
  .subject-chip,
  .length-chip,
  .quiz-subject-chip {
    width: 100%;
  }
}