/* ==========================================================================
   End-of-Course Quiz (Modern Styling)
   ========================================================================== */

/* Nieuwe Quiz Header */
.quiz-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 12px 16px;
  border-bottom: 1px solid var(--border-color-extralight);
  margin-bottom: 20px;
}

.quiz-header .btn {
  background-color: transparent;
  border: 1px solid var(--primary-purple);
  color: var(--primary-purple);
  padding: 8px 16px;
  font-weight: 600;
  transition: all 0.2s ease;
}

.quiz-header .btn:hover:not(:disabled) {
  background-color: var(--primary-purple);
  color: white;
}

.quiz-header .btn:disabled {
  border-color: var(--medium-gray);
  color: var(--medium-gray);
  cursor: not-allowed;
  opacity: 0.6;
}

.question-counter-center {
  font-size: 1.1em;
  font-weight: 600;
  color: var(--dark-gray);
}

.mc-quiz-container {
  max-width: 900px;
  width: 100%;
  margin: 32px auto;
  background: var(--white);
  border-radius: 18px;
  box-shadow: 0 4px 24px 0 rgba(60,80,120,0.10);
  padding: 20px 12px 16px 12px;
  font-family: 'Inter', sans-serif;
}
.mc-quiz-frame {
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.mc-quiz-progress {
  color: var(--accent-color-primary);
  font-weight: 600;
  font-size: 1rem;
  margin-bottom: 0;
}
.mc-quiz-title {
  font-size: 1.05rem;
  font-weight: 600;
  color: var(--accent-color-text);
  margin-bottom: 0;
}
.mc-quiz-question {
  font-size: 1rem;
  color: var(--accent-color-text-darker);
  margin-bottom: 4px;
}
.mc-quiz-options {
  list-style: none;
  padding: 0;
  margin: 0 0 4px 0;
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.mc-quiz-option {
  background: var(--accent-color-background-light);
  border-radius: 8px;
  padding: 8px 12px;
  cursor: pointer;
  border: 2px solid transparent;
  transition: background 0.15s, border 0.15s;
  font-size: 1rem;
}
.mc-quiz-option.selected {
  border: 2px solid var(--accent-color-primary);
  background: var(--accent-color-background-medium);
}
.mc-quiz-option.correct {
  border: 2px solid var(--accent-color-secondary);
  background: var(--success-background-light);
}
.mc-quiz-option.incorrect {
  border: 2px solid var(--accent-color-error);
  background: var(--accent-color-error-background);
}
.mc-quiz-option:active {
  background: var(--accent-color-background-dark);
}
.mc-quiz-feedback {
  min-height: 20px;
  font-size: 0.98rem;
  color: var(--accent-color-primary);
  font-weight: 500;
  margin-bottom: 0;
}
.mc-quiz-frame .btn.mc-quiz-next {
  align-self: flex-end;
  margin-top: 2px;
  background: var(--accent-color-primary);
  color: var(--white);
  border-radius: 6px;
  font-weight: 600;
  font-size: 1rem;
  padding: 6px 18px;
  box-shadow: 0 2px 8px 0 rgba(60,80,120,0.08);
  transition: background 0.15s;
}
.mc-quiz-frame .btn.mc-quiz-next:disabled {
  background: var(--accent-color-background-dark);
  color: var(--white);
  cursor: not-allowed;
}
.mc-quiz-score {
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--accent-color-primary);
  margin-bottom: 12px;
}
.mc-quiz-score-bar {
  width: 100%;
  height: 12px;
  background: var(--accent-color-background-medium);
  border-radius: 6px;
  margin-bottom: 18px;
  overflow: hidden;
}
.mc-quiz-score-bar > div {
  height: 100%;
  background: linear-gradient(90deg, var(--accent-color-primary) 60%, var(--accent-color-secondary) 100%);
  border-radius: 6px;
  transition: width 0.5s;
}
.mc-quiz-review-frame {
  margin-bottom: 32px;
  border-bottom: 1px solid var(--accent-color-background-medium);
  padding-bottom: 18px;
}
.mc-quiz-frame .btn.mc-quiz-review, .mc-quiz-frame .btn.mc-quiz-restart {
  background: var(--accent-color-secondary);
  color: var(--white);
  border-radius: 6px;
  font-weight: 600;
  font-size: 1rem;
  padding: 8px 22px;
  margin-top: 8px;
  box-shadow: 0 2px 8px 0 rgba(60,80,120,0.08);
  transition: background 0.15s;
}
.mc-quiz-frame .btn.mc-quiz-review:hover, .mc-quiz-frame .btn.mc-quiz-restart:hover {
  background: var(--accent-color-secondary-dark);
}

@media (max-width: 1024px) {
  .mc-quiz-container {
    max-width: 98vw;
    padding: 18px 4vw 18px 4vw;
  }
}
@media (max-width: 600px) {
  .mc-quiz-container {
    padding: 10px 2vw 10px 2vw;
    border-radius: 10px;
  }
}

/* Styling for the new Quiz Navigation and Review States from styles.css */
.mc-question.answered .mc-option:not(.selected) {
    opacity: 0.7;
}

.mc-option.disabled {
    cursor: not-allowed;
    background-color: var(--background-light-gray);
    color: var(--text-muted);
}

.mc-option.selected.correct {
    border-left: 5px solid var(--success-border);
}

.mc-option.selected.incorrect {
    border-left: 5px solid var(--error-border);
}

/* For review mode: highlight the actual correct answer if it wasn't selected by user */
.mc-options.review-options .mc-option.correct-unselected {
    background-color: var(--success-background-light);
    border: 1px solid var(--success-border);
    font-weight: bold;
}

.mc-options.review-options .mc-option.selected.incorrect {
    /* Make user's wrong choice more prominent if needed, but red border is already there */
    /* background-color: var(--error-background-lighter); */ /* Optional: light red if desired */
}

#quiz-results-summary {
    padding: 15px;
    background-color: var(--background-light-gray);
    border-radius: 5px;
    margin-bottom: 20px;
}

#quiz-results-summary h2 {
    margin-top: 0;
}

.quiz-result-item {
    border: 1px solid var(--border-color-light);
    padding: 10px;
    margin-bottom: 10px;
    border-radius: 4px;
}

.quiz-result-item.correct-answer {
    border-left: 5px solid var(--success-border);
    background-color: var(--success-background-lighter);
}

.quiz-result-item.incorrect-answer {
    border-left: 5px solid var(--error-border);
    background-color: var(--error-background-lighter);
}

.quiz-result-item h4 {
    margin-top: 0;
    margin-bottom: 5px;
}

.review-mode .mc-options .mc-option {
    /* Ensure all options are visually distinct in review mode, even if not selected/correct */
    opacity: 1 !important;
}

/* Ensure feedback text is clearly visible */
.feedback.correct {
    color: var(--success-text);
    background-color: var(--success-background);
    border-color: var(--success-border-light);
    padding: 10px;
    margin-top: 10px;
    border-radius: 4px;
}

.feedback.incorrect {
    color: var(--error-text);
    background-color: var(--error-background);
    border-color: var(--error-border-light);
    padding: 10px;
    margin-top: 10px;
    border-radius: 4px;
}

/* Ensure buttons in quiz nav are spaced a bit */
.quiz-navigation-buttons button + button {
    margin-left: 10px;
}

/* Enhanced Quiz Results Styling */
#quiz-results-container {
    background-color: var(--white);
    border-radius: 12px;
    padding: 25px 30px;
    box-shadow: 0 5px 15px rgba(0,0,0,0.1);
    text-align: center;
    margin-bottom: 30px;
}

#quiz-results-container.results-excellent {
    border-top: 5px solid var(--success-border);
}

#quiz-results-container.results-passed {
    border-top: 5px solid var(--success-border);
}

#quiz-results-container.results-warning {
    border-top: 5px solid var(--primary-yellow);
}

#quiz-results-container.results-failed {
    border-top: 5px solid var(--error-border);
}

.results-header h2 {
    color: var(--primary-purple);
    font-size: 2em;
    margin-bottom: 25px;
}

.results-summary {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 30px;
    margin-bottom: 30px;
    flex-wrap: wrap; /* Allow wrapping on smaller screens */
}

.score-visual {
    width: 120px;
    height: 120px;
}

.circular-chart {
    display: block;
    margin: 0 auto;
    max-width: 100%;
    max-height: 100%;
}

.circle-bg {
    fill: none;
    stroke: var(--border-color-extralight);
    stroke-width: 3.8;
}

.circle {
    fill: none;
    stroke-width: 4;
    stroke-linecap: round;
    transition: stroke-dasharray 0.5s ease-in-out;
}

#quiz-results-container.results-passed .circle {
    stroke: var(--success-border);
}
#quiz-results-container.results-failed .circle {
    stroke: var(--error-border);
}

.percentage-text {
    fill: var(--dark-gray);
    font-family: 'Inter', sans-serif;
    font-size: 0.6em; /* Relative to SVG viewbox */
    text-anchor: middle;
    font-weight: bold;
}

.score-text {
    text-align: center;
    display: flex;
    flex-direction: column;
    align-items: center;
}

.score-text p {
    font-size: 1.2em;
    margin-bottom: 8px;
}

.quiz-results-feedback {
    font-size: 1.1em;
    font-weight: 500;
    margin-top: 15px;
    line-height: 1.4;
}

.quiz-actions {
    margin-top: 20px;
    padding-top: 20px;
    border-top: 1px solid var(--medium-gray);
    display: flex;
    justify-content: center;
    gap: 15px;
    flex-wrap: wrap;
}

.quiz-actions .btn {
    padding: 10px 20px;
    font-size: 1em;
    display: inline-flex; /* To align icon and text */
    align-items: center;
    gap: 8px; /* Space between icon and text */
}

.btn-icon {
    width: 18px;
    height: 18px;
    /* Add filter if icons are single color and need to match button text, e.g.: */
    /* filter: invert(100%) sepia(0%) saturate(7500%) hue-rotate(10deg) brightness(105%) contrast(101%); */
}

/* Review Mode Icons */
.mc-options.review-options .mc-option {
    display: flex;
    align-items: center;
}

.option-icon {
    width: 20px;
    height: 20px;
    margin-right: 10px;
}

.option-icon.correct-icon,
.option-icon.correct-icon-outline {
    /* Assuming SVGs, color can be controlled by fill/stroke in SVG or CSS if they are inline */
    /* For img src SVGs, they need to be colored correctly or use filters if they are monochrome */
}

.option-icon.incorrect-icon {
    /* As above */
}

#quiz-review-details-container .mc-question {
    background-color: var(--background-light-gray); /* Slightly different bg for reviewed question */
    border: 1px solid var(--medium-gray);
    padding: 20px;
    border-radius: 8px;
}

/* Responsive Quiz Header */
@media (max-width: 500px) {
  .quiz-header {
    flex-wrap: wrap;
    padding: 10px;
    gap: 10px;
  }
  
  .question-counter-center {
    order: -1; /* Zet de teller bovenaan */
    width: 100%;
    text-align: center;
    margin-bottom: 10px;
    font-size: 1em;
  }

  .quiz-header .btn {
    flex-grow: 1; /* Knoppen nemen gelijke breedte in */
    padding: 10px 5px;
  }
}

.show-options-explainer {
    margin-top: 1.5rem;
    margin-bottom: 1rem;
    font-style: italic;
    color: #555; /* Een iets zachtere kleur */
    text-align: center;
    max-width: 85%;
    margin-left: auto;
    margin-right: auto;
}

.initial-height {
    min-height: 200px; /* Zorgt voor consistente hoogte, zelfs met de explainer */
}

.retrieval-tip-box {
    background-color: var(--accent-purple);
    border-left: 4px solid var(--primary-purple);
    border-radius: 4px;
    padding: 1rem;
    margin-top: 1.5rem;
    display: flex;
    align-items: center;
    gap: 1rem;
    max-width: 90%;
    margin-left: auto;
    margin-right: auto;
}

.retrieval-tip-box .tip-icon {
    width: 24px;
    height: 24px;
    flex-shrink: 0; /* Voorkomt dat het icoon krimpt */
}

.retrieval-tip-box .show-options-explainer {
    margin: 0;
    font-style: normal;
    color: var(--dark-gray);
    text-align: left;
    max-width: 100%;
}

.retrieval-tip-box .show-options-explainer strong {
    color: var(--primary-purple);
    display: block;
    margin-bottom: 0.25rem;
}