/* ==========================================================================
   Mr Toogood Physics — Quiz widget styles
   Adjust the variables below to match your existing site palette exactly —
   these are placeholders based on the fonts already loaded (Roboto/Noto Sans).
   ========================================================================== */

:root {
  --quiz-accent: #2c6e91;      /* primary accent — match your .button colour */
  --quiz-accent-dark: #1f4f68;
  --quiz-correct: #2e8b57;
  --quiz-correct-bg: #eaf6ef;
  --quiz-incorrect: #c0392b;
  --quiz-incorrect-bg: #fbeceb;
  --quiz-border: #dfe3e6;
  --quiz-bg: #f7f9fa;
  --quiz-radius: 8px;
}

.quiz-widget {
  font-family: 'Noto Sans', 'Roboto', sans-serif;
  background: var(--quiz-bg);
  border: 1px solid var(--quiz-border);
  border-radius: var(--quiz-radius);
  padding: 24px;
  max-width: 700px;
  margin: 0 auto;
}

.quiz-progress {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.85em;
  color: #667;
  margin-bottom: 8px;
}

.quiz-best {
  font-weight: 600;
}

.quiz-progress-bar {
  height: 6px;
  background: var(--quiz-border);
  border-radius: 3px;
  overflow: hidden;
  margin-bottom: 20px;
}

.quiz-progress-fill {
  height: 100%;
  background: var(--quiz-accent);
  transition: width 0.3s ease;
}

.quiz-question {
  font-size: 1.05em;
  line-height: 1.5;
  margin-bottom: 18px;
}

.quiz-question p:last-child {
  margin-bottom: 0;
}

/* Multiple choice */
.quiz-options {
  display: grid;
  gap: 10px;
}

.quiz-option {
  text-align: left;
  padding: 12px 16px;
  border: 1.5px solid var(--quiz-border);
  border-radius: var(--quiz-radius);
  background: #fff;
  cursor: pointer;
  font-family: inherit;
  font-size: 1em;
  transition: border-color 0.15s ease, background 0.15s ease;
}

.quiz-option:hover:not(:disabled) {
  border-color: var(--quiz-accent);
}

.quiz-option:disabled {
  cursor: default;
}

.quiz-option.quiz-correct {
  border-color: var(--quiz-correct);
  background: var(--quiz-correct-bg);
  color: var(--quiz-correct);
  font-weight: 600;
}

.quiz-option.quiz-incorrect {
  border-color: var(--quiz-incorrect);
  background: var(--quiz-incorrect-bg);
  color: var(--quiz-incorrect);
}

/* Numeric input */
.quiz-numeric-input {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
}

.quiz-input {
  padding: 10px 14px;
  border: 1.5px solid var(--quiz-border);
  border-radius: var(--quiz-radius);
  font-size: 1em;
  font-family: inherit;
  width: 160px;
}

.quiz-input.quiz-correct {
  border-color: var(--quiz-correct);
  background: var(--quiz-correct-bg);
}

.quiz-input.quiz-incorrect {
  border-color: var(--quiz-incorrect);
  background: var(--quiz-incorrect-bg);
}

.quiz-unit {
  font-style: italic;
  color: #667;
}

.quiz-check-btn,
.quiz-next-btn,
.quiz-retry-btn {
  background: var(--quiz-accent);
  color: #fff;
  border: none;
  border-radius: var(--quiz-radius);
  padding: 10px 20px;
  font-size: 1em;
  font-family: inherit;
  cursor: pointer;
  transition: background 0.15s ease;
}

.quiz-check-btn:hover,
.quiz-next-btn:hover,
.quiz-retry-btn:hover {
  background: var(--quiz-accent-dark);
}

.quiz-check-btn:disabled {
  background: #aab;
  cursor: default;
}

.quiz-hint {
  color: var(--quiz-incorrect);
  font-size: 0.9em;
  margin-top: 8px;
}

/* Feedback */
.quiz-feedback {
  margin-top: 18px;
}

.quiz-result {
  border-radius: var(--quiz-radius);
  padding: 16px 18px;
  border: 1.5px solid;
}

.quiz-result-correct {
  border-color: var(--quiz-correct);
  background: var(--quiz-correct-bg);
}

.quiz-result-incorrect {
  border-color: var(--quiz-incorrect);
  background: var(--quiz-incorrect-bg);
}

.quiz-result-heading {
  font-weight: 700;
  margin-bottom: 6px;
}

.quiz-result-correct .quiz-result-heading { color: var(--quiz-correct); }
.quiz-result-incorrect .quiz-result-heading { color: var(--quiz-incorrect); }

.quiz-correct-answer {
  font-weight: 600;
  margin-bottom: 8px;
}

.quiz-explanation {
  line-height: 1.5;
}

.quiz-explanation p:first-child { margin-top: 0; }
.quiz-explanation p:last-child { margin-bottom: 0; }

.quiz-controls {
  margin-top: 16px;
}

/* Summary screen */
.quiz-summary {
  text-align: center;
}

.quiz-score {
  font-size: 1.6em;
  font-weight: 700;
  color: var(--quiz-accent-dark);
  margin-bottom: 6px;
}

.quiz-message {
  margin-bottom: 14px;
}

@media (max-width: 500px) {
  .quiz-widget { padding: 16px; }
  .quiz-numeric-input { flex-direction: column; align-items: stretch; }
  .quiz-input { width: auto; }
}