.quiz-checker { max-width: 820px; margin-inline: auto; }
.quiz-checker .checker-panel { padding: clamp(20px, 4vw, 36px); border: 1px solid var(--line); border-radius: var(--radius); background: var(--card); }
.quiz-checker label { display: block; font-weight: 800; margin-bottom: 8px; }
.quiz-checker textarea, .quiz-checker input { width: 100%; font: inherit; color: var(--ink); background: var(--surface); border: 1px solid var(--line-control); border-radius: var(--radius-sm); padding: 12px; min-height: 48px; }
.quiz-checker textarea { min-height: 130px; resize: vertical; overflow-wrap: anywhere; }
.quiz-checker .field-help { color: var(--ink-soft); margin: 8px 0 20px; font-size: 15px; }
.quiz-checker #legacy-fields { margin-bottom: 20px; }
.quiz-checker .checker-actions { display: flex; flex-wrap: wrap; gap: 12px; }
.quiz-checker button { cursor: pointer; min-height: 48px; font: inherit; font-weight: 800; }
.quiz-checker #check-message { margin: 20px 0 0; overflow-wrap: anywhere; }
.quiz-checker .check-error { color: var(--grade-f-ink); }
.quiz-checker .check-success { color: var(--brand-mid); }
.quiz-checker #quiz-result { margin-top: 24px; padding: 24px; border: 1px solid var(--line); border-radius: var(--radius); background: var(--surface); overflow-wrap: anywhere; }
.quiz-checker #result-name { font-size: clamp(25px, 4vw, 36px); margin: 0 0 8px; }
.quiz-checker #result-quiz { margin: 0 0 16px; color: var(--ink-soft); }
.quiz-checker .result-points { display: flex; flex-wrap: wrap; gap: 12px 24px; align-items: baseline; margin-bottom: 18px; }
.quiz-checker #result-percent { font-size: 40px; font-weight: 850; line-height: 1.2; }
.quiz-checker #result-score { font-size: 24px; font-weight: 700; }
.quiz-checker .checker-note { color: var(--ink-soft); font-size: 14px; margin-top: 20px; }
.quiz-checker [hidden] { display: none !important; }