#test {
  position: relative;
  overflow: hidden;
}

/* Increase main container width to use more screen space */
main {
  margin: 2rem auto;
  padding: 0 2rem;
}

.test-container {
  transition: margin-left 0.3s ease, max-width 0.3s ease;
  max-width: none;
  width: 100%;
}

.passage-innerbox {
  border: 1px solid black;
  padding: 12px;
  margin-bottom: 10px;
  list-style-position: inside;
}

.passage-dicbox {
  border: 1px solid black;
  padding: 12px;
  margin-bottom: 10px;
  text-decoration: none;
  font-weight: lighter;
}

ul {
  list-style-position: inside;
}

.increment5 li::marker {
  color: rgb(0, 0, 0, 0);
}

/* Panel open state - content moves RIGHT to make room for LEFT panel */
.test-container.panel-open {
  margin-left: 420px; /* 400px panel + 20px breathing room */
  margin-right: 20px; /* Right margin for screen edge */
  max-width: calc(100vw - 460px); /* More conservative calculation */
  width: auto; /* Let it size naturally within constraints */
  box-sizing: border-box;
  /* Create isolated positioning context */
  position: relative;
  z-index: 100; /* Higher than reading panel */
  /* Ensure content is completely separated from panel area */
  isolation: isolate;
}

/* Test Header - Remove toggle button styles since there's no button */
.test-header {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  margin-bottom: 2rem;
}

.test-info {
  display: flex;
  justify-content: center;
  align-items: center;
  flex-wrap: wrap;
  gap: 1rem;
}

/* Reading Panel - Positioned on LEFT side */
.reading-panel {
  position: fixed;
  top: 0;
  left: -400px;
  width: 400px;
  height: 100vh;
  background-color: var(--bg-color, #ffffff);
  border-right: 2px solid var(--border-color, #dddddd);
  box-shadow: 4px 0 12px rgba(0, 0, 0, 0.15);
  z-index: 1000;
  transition: left 0.3s ease;
  display: flex;
  flex-direction: column;
}

.reading-panel.open {
  left: 0;
}

.reading-panel-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1.5rem 1.5rem 1rem 1.5rem;
  border-bottom: 1px solid var(--border-color, #eee);
  background-color: var(--secondary-bg, #f8f9fa);
  flex-shrink: 0;
}

.reading-panel-header h3 {
  margin: 0;
  color: var(--text-color, #333);
  font-size: 1.2rem;
}

/* Hide close button since panel auto-opens/closes */
.close-btn {
  display: none !important;
}

.reading-panel-content {
  flex: 1;
  overflow-y: auto;
  padding: 1.5rem;
}

/* Reading Passage Styling */
#passage-content {
  line-height: 1.8;
  color: var(--text-color, #333);
}

#passage-content h4 {
  color: var(--accent-color, #4a6fa5);
  margin-bottom: 1rem;
  font-size: 1.3rem;
  border-bottom: 2px solid var(--accent-color, #4a6fa5);
  padding-bottom: 0.5rem;
}

#passage-content p {
  margin-bottom: 1.2rem;
  text-align: justify;
  font-size: 1rem;
}

#passage-content p:last-child {
  margin-bottom: 0;
}

#passage-content ol {
  margin-bottom: 1.2rem;
  padding-left: 2rem;
}

#passage-content ol li {
  margin-bottom: 0.5rem;
  line-height: 1.6;
}

.paragraph-numbers li::marker {
  color: #777;
  font-size: small;
}

/* Remove overlay completely */
.reading-panel-overlay {
  display: none !important;
}

/* Enhanced test container sizing when panel is open */
#test-container {
  background-color: var(--secondary-bg, #f9f9f9);
  border: 1px solid var(--border-color, #dddddd);
  border-radius: 8px;
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
  padding: 2rem;
  margin-bottom: 2rem;
  min-height: 500px;
  width: 100%;
  box-sizing: border-box;
  position: relative;
}

/* Let inner container fill its parent normally when panel is open */
.test-container.panel-open #test-container {
  width: 100%;
  max-width: 100%;
  margin: 0;
  position: relative;
  box-sizing: border-box;
}

/* Enhanced question styling for wider layout */
.question-text {
  font-size: 1.2rem;
  line-height: 1.6;
  margin-bottom: 2rem;
  color: var(--text-color, #333);
  word-wrap: break-word;
  overflow-wrap: break-word;
}

/* Enhanced options styling for wider layout */
.option {
  padding: 1.25rem 1rem;
  margin-bottom: 1rem;
  line-height: 1.6;
  font-size: 1.05rem;
  word-wrap: break-word;
  overflow-wrap: break-word;
}

.option label {
  font-size: 1.05rem;
  line-height: 1.6;
  cursor: pointer;
  flex: 1;
  word-wrap: break-word;
  overflow-wrap: break-word;
}

/* Free response for reading questions - larger for wide layout */
.response-input {
  min-height: 120px;
  font-family: inherit;
  font-size: 1.05rem;
  line-height: 1.6;
  resize: vertical;
  padding: 1rem;
  width: 100%;
  box-sizing: border-box;
}

/* Progress bar styling for wider layout - FIXED */
#progress-bar {
  background-color: var(--border-color, #e1e7f0);
  border-radius: 10px;
  height: 12px;
  margin-bottom: 1rem;
  overflow: hidden;
  width: 100%;
  box-sizing: border-box;
}

#progress-fill {
  background-color: var(--accent-color, #4a6fa5);
  height: 100%;
  transition: width 0.5s;
}

/* Question counter for wider layout */
#question-counter {
  color: var(--text-color, #666);
  font-size: 1rem;
  margin-bottom: 1.5rem;
  text-align: center;
  font-weight: 500;
}

/* FIXED: Feedback container positioning and sizing */
#feedback-container {
  margin-top: 1.25rem;
  padding: 1.25rem;
  margin-bottom: 0;
  background-color: var(--secondary-bg, #f9f9f9);
  border: 1px solid var(--border-color, #dddddd);
  border-radius: 8px;
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
  transition: all 0.3s ease;
  position: relative;
  z-index: 101;
  width: 100%;
  box-sizing: border-box;
  overflow-wrap: break-word;
  word-wrap: break-word;
  clear: both;
}

/* CRITICAL FIX: Apply same positioning as test-container when panel is open */
.test-container.panel-open ~ #feedback-container,
.reading-panel.open ~ main #feedback-container {
  margin-left: 420px !important; /* Same as test-container */
  margin-right: 20px !important; /* Same as test-container */
  max-width: calc(100vw - 460px) !important; /* Same as test-container */
  width: auto !important;
  box-sizing: border-box !important;
  position: relative !important;
  z-index: 101 !important;
}

/* Feedback content wrapper */
#feedback-container .feedback-content {
  max-width: 100%;
  overflow-wrap: break-word;
  word-wrap: break-word;
}

/* Feedback message styling */
#feedback-message {
  font-size: 1.1rem;
  margin-bottom: 0.75rem;
  font-weight: bold;
  padding: 0.5rem 0;
  word-wrap: break-word;
  overflow-wrap: break-word;
}

#feedback-message.correct {
  color: var(--success-color, #28a745);
  border-left: 4px solid var(--success-color, #28a745);
  padding-left: 1rem;
  background-color: rgba(40, 167, 69, 0.1);
}

#feedback-message.incorrect {
  color: var(--error-color, #dc3545);
  border-left: 4px solid var(--error-color, #dc3545);
  padding-left: 1rem;
  background-color: rgba(220, 53, 69, 0.1);
}

/* FIXED: Explanation box specific positioning */
#explanation {
  font-size: 0.95rem;
  line-height: 1.5;
  padding: 1rem;
  background-color: var(--input-bg, white);
  border-left: 4px solid var(--accent-color, #4a6fa5);
  border-radius: 0 4px 4px 0;
  margin-top: 0.75rem;
  position: relative;
  overflow-wrap: break-word;
  word-wrap: break-word;
  hyphens: auto;
  width: 100%;
  box-sizing: border-box;
}

/* Enhanced button group spacing for wide layout */
#controls {
  margin-top: 2.5rem;
  display: flex;
  justify-content: center;
  gap: 1.5rem;
  width: 100%;
  box-sizing: border-box;
}

#controls button {
  padding: 0.875rem 2rem;
  font-size: 1.05rem;
}

/* Responsive Design - Adjust panel and layout for different screen sizes */
@media (max-width: 1200px) and (min-width: 901px) {
  main {
    max-width: 1200px !important;
  }
  
  .reading-panel {
    width: 350px;
    left: -350px;
  }
  
  .test-container.panel-open {
    margin-left: 390px !important; /* 350px panel + 40px clearance */
    margin-right: 25px !important;
    max-width: calc(100vw - 435px) !important;
    min-width: 450px !important;
    width: auto !important;
  }
  
  /* Apply same positioning to feedback container */
  .test-container.panel-open ~ #feedback-container,
  .reading-panel.open ~ main #feedback-container {
    margin-left: 390px !important; /* 350px panel + 40px clearance */
    margin-right: 25px !important;
    max-width: calc(100vw - 435px) !important;
    min-width: 450px !important;
    width: auto !important;
  }
}

@media (max-width: 900px) and (min-width: 769px) {
  main {
    max-width: 100% !important;
    padding: 0 1rem;
  }
  
  .reading-panel {
    width: 320px;
    left: -320px;
  }
  
  .test-container.panel-open {
    margin-left: 360px !important; /* 320px panel + 40px clearance */
    margin-right: 20px !important;
    max-width: calc(100vw - 400px) !important;
    min-width: 350px !important;
    width: auto !important;
  }
  
  /* Apply same positioning to feedback container */
  .test-container.panel-open ~ #feedback-container,
  .reading-panel.open ~ main #feedback-container {
    margin-left: 360px !important; /* 320px panel + 40px clearance */
    margin-right: 20px !important;
    max-width: calc(100vw - 400px) !important;
    min-width: 350px !important;
    width: auto !important;
  }
}

@media (max-width: 768px) {
  main {
    max-width: 100% !important;
    padding: 0 1rem;
  }
  
  .reading-panel {
    width: 300px;
    left: -300px;
  }
  
  .test-container.panel-open {
    margin-left: 340px !important; /* 300px panel + 40px clearance */
    margin-right: 20px !important;
    max-width: calc(100vw - 380px) !important;
    min-width: 280px !important;
    width: auto !important;
  }
  
  /* Apply same positioning to feedback container */
  .test-container.panel-open ~ #feedback-container,
  .reading-panel.open ~ main #feedback-container {
    margin-left: 340px !important; /* 300px panel + 40px clearance */
    margin-right: 20px !important;
    max-width: calc(100vw - 380px) !important;
    min-width: 280px !important;
    width: auto !important;
  }
  
  #test-container {
    padding: 1.5rem;
  }
  
  .question-text {
    font-size: 1.1rem;
  }
  
  .option {
    padding: 1rem 0.75rem;
    font-size: 1rem;
  }
  
  #controls {
    flex-direction: column;
    gap: 1rem;
  }
  
  #controls button {
    width: 100%;
  }
  
  #feedback-container {
    padding: 1rem;
  }
  
  #explanation {
    font-size: 0.9rem;
    padding: 0.875rem;
  }
}

@media (max-width: 480px) {
  .reading-panel {
    width: 280px;
    left: -280px;
  }
  
  .test-container.panel-open {
    margin-left: 320px !important; /* 280px panel + 40px clearance */
    margin-right: 15px !important;
    max-width: calc(100vw - 355px) !important;
    min-width: 240px !important;
    width: auto !important;
  }
  
  /* Apply same positioning to feedback container */
  .test-container.panel-open ~ #feedback-container,
  .reading-panel.open ~ main #feedback-container {
    margin-left: 320px !important; /* 280px panel + 40px clearance */
    margin-right: 15px !important;
    max-width: calc(100vw - 355px) !important;
    min-width: 240px !important;
    width: auto !important;
  }
  
  .reading-panel-header {
    padding: 1rem;
  }
  
  .reading-panel-content {
    padding: 1rem;
  }
  
  #passage-content {
    font-size: 0.95rem;
    line-height: 1.6;
  }
  
  #test-container {
    padding: 1rem;
  }
  
  #feedback-container {
    padding: 0.875rem;
  }
  
  #explanation {
    font-size: 0.85rem;
    padding: 0.75rem;
  }
}

/* Medium-large screens - Bridge the gap between medium and large */
@media (min-width: 1201px) and (max-width: 1399px) {
  main {
    max-width: 1400px !important;
  }
  
  .reading-panel {
    width: 400px;
    left: -400px;
  }
  
  .test-container.panel-open {
    margin-left: 440px !important; /* 400px panel + 40px clearance */
    margin-right: 30px !important;
    max-width: calc(100vw - 490px) !important;
    min-width: 500px !important;
    width: auto !important;
  }
  
  /* Apply same positioning to feedback container */
  .test-container.panel-open ~ #feedback-container,
  .reading-panel.open ~ main #feedback-container {
    margin-left: 440px !important; /* 400px panel + 40px clearance */
    margin-right: 30px !important;
    max-width: calc(100vw - 490px) !important;
    min-width: 500px !important;
    width: auto !important;
  }
}

/* Large screens - Use even more space */
@media (min-width: 1400px) {
  main {
    max-width: 1600px !important;
  }
  
  .reading-panel {
    width: 450px;
    left: -450px;
  }
  
  .test-container.panel-open {
    margin-left: 490px !important; /* 450px panel + 40px clearance */
    margin-right: 40px !important;
    max-width: calc(100vw - 550px) !important;
    min-width: 600px !important;
    width: auto !important;
  }
  
  /* Apply same positioning to feedback container */
  .test-container.panel-open ~ #feedback-container,
  .reading-panel.open ~ main #feedback-container {
    margin-left: 490px !important; /* 450px panel + 40px clearance */
    margin-right: 40px !important;
    max-width: calc(100vw - 550px) !important;
    min-width: 600px !important;
    width: auto !important;
  }
  
  .question-text {
    font-size: 1.3rem;
  }
  
  .option {
    padding: 1.5rem 1.25rem;
    font-size: 1.1rem;
  }
  
  .response-input {
    min-height: 140px;
    font-size: 1.1rem;
  }
  
  #feedback-container {
    padding: 1.5rem;
    margin-top: 1.5rem;
  }
  
  #explanation {
    font-size: 1rem;
    padding: 1.25rem;
  }
}

/* Very large screens */
@media (min-width: 1800px) {
  main {
    max-width: 1800px !important;
  }
  
  .reading-panel {
    width: 500px;
    left: -500px;
  }
  
  .test-container.panel-open {
    margin-left: 540px !important; /* 500px panel + 40px clearance */
    margin-right: 50px !important;
    max-width: calc(100vw - 610px) !important;
    min-width: 700px !important;
    width: auto !important;
  }
  
  /* Apply same positioning to feedback container */
  .test-container.panel-open ~ #feedback-container,
  .reading-panel.open ~ main #feedback-container {
    margin-left: 540px !important; /* 500px panel + 40px clearance */
    margin-right: 50px !important;
    max-width: calc(100vw - 610px) !important;
    min-width: 700px !important;
    width: auto !important;
  }
}

/* Dark theme adjustments */
body.theme-white-on-black .reading-panel {
  border-right-color: var(--border-color, #555);
}

body.theme-white-on-black .reading-panel-header {
  border-bottom-color: var(--border-color, #555);
}

/* High contrast themes */
body.theme-yellow-on-blue .reading-panel-header h3,
body.theme-gray-on-green .reading-panel-header h3 {
  color: var(--text-color) !important;
}

/* Animation for panel opening from LEFT */
@keyframes slideInLeft {
  from {
    transform: translateX(-100%);
  }
  to {
    transform: translateX(0);
  }
}

.reading-panel.open {
  animation: slideInLeft 0.3s ease-out;
}

/* Scrollbar styling for reading panel */
.reading-panel-content::-webkit-scrollbar {
  width: 8px;
}

.reading-panel-content::-webkit-scrollbar-track {
  background: var(--secondary-bg, #f1f1f1);
}

.reading-panel-content::-webkit-scrollbar-thumb {
  background: var(--border-color, #c1c1c1);
  border-radius: 4px;
}

.reading-panel-content::-webkit-scrollbar-thumb:hover {
  background: var(--accent-color, #4a6fa5);
}

/* Print styles */
@media print {
  .reading-panel {
    display: none !important;
  }
  
  .test-container.panel-open {
    margin-left: 0 !important;
    max-width: 100% !important;
    width: 100% !important;
  }
  
  main {
    max-width: 100% !important;
  }
}

/* Reduced motion preferences */
@media (prefers-reduced-motion: reduce) {
  .reading-panel,
  .test-container {
    transition: none !important;
  }
}

/* FIXED: Animation for feedback appearance */
#feedback-container {
  opacity: 0;
  transform: translateY(-10px);
  transition: opacity 0.3s ease, transform 0.3s ease, margin-left 0.3s ease, margin-right 0.3s ease, max-width 0.3s ease;
}

#feedback-container[style*="display: block"] {
  opacity: 1;
  transform: translateY(0);
}

/* FIXED: Ensure feedback container is always visible and accessible */
#feedback-container[style*="display: block"] {
  display: block !important;
  visibility: visible !important;
  opacity: 1 !important;
}

/* FIXED: Ensure the entire test container accommodates feedback */
.test-container {
  position: relative;
  overflow: visible;
}

/* Fix for explanation text readability */
#explanation p {
  margin-bottom: 0.75rem;
  line-height: 1.6;
}

#explanation p:last-child {
  margin-bottom: 0;
}

/* FIXED: Enhanced visibility when panel is open */
.test-container.panel-open {
  position: relative;
  overflow: visible;
}

/* FIXED: Prevent any content from extending under the panel */
.reading-panel.open ~ .test-container #feedback-container,
.test-container.panel-open #feedback-container {
  clear: both;
  width: 100% !important;
  max-width: 100% !important;
  box-sizing: border-box;
  overflow: hidden;
  /* Absolutely constrain to content area */
  position: relative !important;
  z-index: 101 !important;
  left: 0 !important;
  right: 0 !important;
  margin-left: 0 !important;
  margin-right: 0 !important;
  /* Force it to respect container boundaries */
  contain: layout style !important;
}

/* Fix for explanation text readability */
#explanation p {
  margin-bottom: 0.75rem;
  line-height: 1.6;
}

#explanation p:last-child {
  margin-bottom: 0;
}

/* Print styles for feedback */
@media print {
  #feedback-container {
    margin-left: 0 !important;
    max-width: 100% !important;
    page-break-inside: avoid;
  }
}