:root {
  --color-primary: #4361ee;
  --color-primary-light: #4895ef;
  --color-primary-dark: #3a0ca3;
  --color-secondary: #4cc9f0;
  --color-secondary-light: #72efdd;
  --color-secondary-dark: #3f8efc;
  --color-accent: #f72585;
  --color-accent-light: #ff8fab;
  --color-accent-dark: #b5179e;
  --color-success: #4caf50;
  --color-error: #f44336;
  --color-neutral-50: #f8fafc;
  --color-neutral-100: #f1f5f9;
  --color-neutral-200: #e2e8f0;
  --color-neutral-300: #cbd5e1;
  --color-neutral-400: #94a3b8;
  --color-neutral-500: #64748b;
  --color-neutral-600: #475569;
  --color-neutral-700: #334155;
  --color-neutral-800: #1e293b;
  --color-neutral-900: #0f172a;
  --radius-md: 0.5rem;
  --radius-lg: 0.75rem;
  --shadow-md: 0 4px 6px -1px rgba(67, 97, 238, 0.08),
    0 2px 4px -1px rgba(67, 97, 238, 0.04);
  --shadow-lg: 0 10px 15px -3px rgba(67, 97, 238, 0.1),
    0 4px 6px -2px rgba(67, 97, 238, 0.05);

  /* Legacy variables for backward compatibility */
  --primary-color: var(--color-primary);
  --secondary-color: var(--color-secondary);
  --success-color: var(--color-success);
  --error-color: var(--color-error);
  --text-color: var(--color-neutral-800);
  --background-color: var(--color-neutral-50);
  --border-color: var(--color-neutral-200);
  --info-color: var(--color-primary);
  --hint-color: var(--color-neutral-600);
  --pane-bg: #fff;
  --pane-border: var(--color-neutral-200);
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI",
    "Noto Sans Devanagari", "Arial Unicode MS", Roboto, Oxygen, Ubuntu,
    Cantarell, sans-serif;
  line-height: 1.6;
  color: var(--color-neutral-800);
  background-color: var(--color-neutral-50);
  font-size: 0.97em;
  min-height: 100vh;
  overflow-x: hidden;
}

/* Main container fixes */
.simulation-container {
  width: 100%;
  max-width: 1400px;
  margin: 0 auto;
  padding: 0 0.5rem;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  box-sizing: border-box;
}

.main-content {
  width: 100%;
  max-width: 1400px;
  margin: 0 auto;
  box-sizing: border-box;
  justify-items: center;
  display: grid;
  grid-template-rows: auto 1fr;
  padding: 0 0.5rem;
  min-height: 100vh;
}

/* Instructions Panel */
.instructions-panel {
  width: 100%;
  max-width: 1400px;
  margin: 1.2rem auto 1.2rem auto;
  box-sizing: border-box;
  display: flex;
  flex-direction: column;
  align-items: stretch;
  justify-content: center;
  padding: 0 0.5rem;
  border-radius: 0.75rem;
  grid-row: 1;
  grid-column: 1 / -1;
}

.instructions-header.clickable {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.7em;
  width: 100%;
  min-width: 0;
  max-width: 100%;
  cursor: pointer;
  padding: 0.7em 0;
  background: linear-gradient(90deg, #6ef2e6 0%, #4895ef 100%);
  border-radius: 1.2em 1.2em 0 0;
  transition: background 0.2s, box-shadow 0.2s;
  box-shadow: 0 2px 8px rgba(67, 97, 238, 0.04);
  border-bottom: 1px solid var(--color-neutral-200);
  margin: 0;
  position: relative;
  box-sizing: border-box;
}

.instructions-header.clickable:hover,
.instructions-header.clickable:focus {
  background: var(--color-secondary-light);
  box-shadow: 0 4px 16px rgba(67, 97, 238, 0.1);
}

.instructions-header.clickable h3 {
  margin: 0;
  font-size: 1.2em;
  font-weight: 700;
  color: #2a1a6e;
  letter-spacing: 0.01em;
  text-align: center;
  flex: 0 0 auto;
  display: flex;
  align-items: center;
}

.instructions-header .arrow-icon {
  margin-left: 0.7em;
  font-size: 1.3em;
  color: var(--color-primary-dark);
  display: flex;
  align-items: center;
}

.instructions-content {
  background-color: white;
  padding: 1rem;
  border: 1px solid var(--color-neutral-200);
  border-top: none;
  border-radius: 0 0 var(--radius-md) var(--radius-md);
  transition: max-height 0.3s ease-out, opacity 0.3s ease-out;
  max-height: 300px;
  opacity: 1;
  overflow: hidden;
}

.instructions-content.collapsed {
  max-height: 0;
  opacity: 0;
  padding-top: 0;
  padding-bottom: 0;
  border-bottom: none;
}

.instructions-list {
  list-style: disc inside;
  margin: 0.1em 0 0.1em 1em;
  padding: 0;
  font-size: 0.95em;
  color: var(--color-neutral-800);
  line-height: 1.4;
}

.instructions-list li {
  margin-bottom: 0.2em;
}

/* Three-pane Layout */
.three-pane-layout {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 0.2em;
  width: 100%;
  max-width: 1400px;
  margin: 0 auto;
  box-sizing: border-box;
  justify-items: center;
  grid-row: 2;
  grid-column: 1 / -1;
  padding: 0 0.5rem;
}

.pane {
  box-sizing: border-box;
  width: 100%;
  min-width: 280px;
  max-width: 450px;
  padding: 1rem;
  box-shadow: var(--shadow-md);
  border-radius: var(--radius-md);
  border: 1px solid var(--pane-border);
  margin: 0 auto;
  background: #fff;
  display: flex;
  flex-direction: column;
  min-height: 400px;
  overflow: hidden;
  /* Ensure strict containment */
  position: relative;
}

.pane-1,
.pane-2,
.pane-3 {
  width: 100%;
  overflow: hidden;
}

/* Pane Headers */
.pane-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 1rem;
  padding-bottom: 0.5rem;
  border-bottom: 1px solid var(--color-neutral-200);
}

.pane-header h3 {
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--color-primary);
  margin: 0;
  flex: 1;
}

.pane-header .fas {
  color: var(--color-primary-dark);
  font-size: 1rem;
}

/* Selection Block */
.selection-block {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.form-group label {
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--color-neutral-700);
  margin-bottom: 0.3rem;
}

/* Features Grid */
.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 1rem;
  margin-top: 0.5rem;
}

.feature-group {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.feature-group label {
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--color-neutral-700);
  display: flex;
  align-items: center;
  gap: 0.3rem;
}

.feature-group label .fas {
  color: var(--color-primary);
  font-size: 0.8rem;
  cursor: help;
}

/* Button Group */
.button-group {
  display: flex;
  flex-direction: column;
  gap: 0.8rem;
  margin-top: 1rem;
  width: 100%;
}

/* Step Headers */
.step-header {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin-bottom: 1rem;
}

.step-title {
  flex: 1;
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--color-primary);
  margin: 0;
}

/* Info Icons */
.info-icon {
  color: var(--color-primary-dark) !important;
  background: var(--color-secondary-light);
  border-radius: 50%;
  width: 1.3em;
  height: 1.3em;
  text-align: center;
  line-height: 1.3em;
  font-weight: bold;
  border: 1px solid var(--color-primary-light);
  font-size: 0.9rem;
  margin-left: 0.5rem;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  position: relative;
}

.info-icon:focus {
  outline: 2px solid var(--color-primary);
}

/* Word Selection */
.word-selection-block {
  margin-top: 0.7em;
  display: flex;
  flex-direction: column;
  gap: 0.3em;
}

.pane-label {
  font-size: 0.98rem;
  font-weight: 600;
  color: var(--color-primary-dark);
  margin-bottom: 0.3rem;
}

.select-box {
  width: 100%;
  min-width: 120px;
  max-width: 220px;
  font-size: 0.98rem;
  padding: 0.35rem 0.5rem;
  margin: 0;
  border-radius: var(--radius-md);
  border: 1px solid var(--color-neutral-300);
  background-color: var(--color-neutral-100);
  color: var(--color-neutral-800);
  transition: all 0.2s;
}

.select-box:disabled {
  background-color: var(--color-neutral-200);
  cursor: not-allowed;
}

.select-box:focus {
  outline: 2px solid var(--color-primary);
  border-color: var(--color-primary);
  box-shadow: 0 0 0 2px rgba(67, 97, 238, 0.1);
}

/* Form Select Styling */
.form-select {
  width: 100%;
  max-width: 100%;
  font-size: 0.9rem;
  padding: 0.5rem;
  margin: 0;
  border-radius: var(--radius-md);
  border: 1px solid var(--color-neutral-300);
  background-color: var(--color-neutral-100);
  color: var(--color-neutral-800);
  transition: all 0.2s;
  box-sizing: border-box;
}

.form-select:disabled {
  background-color: var(--color-neutral-200);
  cursor: not-allowed;
}

.form-select:focus {
  outline: 2px solid var(--color-primary);
  border-color: var(--color-primary);
  box-shadow: 0 0 0 2px rgba(67, 97, 238, 0.1);
}

/* Correct/Incorrect States */
.form-select.correct {
  border-color: var(--color-success);
  background-color: #e8f5e9;
}

.form-select.incorrect {
  border-color: var(--color-error);
  background-color: #ffebee;
}

.select-box.correct {
  border-color: var(--color-success);
  background-color: #e8f5e9;
}

.select-box.incorrect {
  border-color: var(--color-error);
  background-color: #ffebee;
}

/* Enhanced wrong answer highlighting */
.select-box.incorrect,
.form-select.incorrect {
  box-shadow: 0 0 0 2px rgba(244, 67, 54, 0.2);
  animation: wrongAnswerPulse 0.5s ease-in-out;
}

@keyframes wrongAnswerPulse {
  0% {
    transform: scale(1);
  }
  50% {
    transform: scale(1.02);
  }
  100% {
    transform: scale(1);
  }
}

/* Features Display */
.features-display {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 0.5rem;
  margin-top: 0.5rem;
}

.feature-item {
  padding: 0.3rem 0.5rem;
  background-color: var(--color-neutral-100);
  border-radius: var(--radius-md);
  font-size: 0.9rem;
}

.correct-answer {
  background-color: #e8f5e9;
  border: 1px solid var(--color-success);
  border-radius: var(--radius-md);
  padding: 1rem;
  margin-top: 0.5rem;
}

.feedback-container.info {
  background-color: #e3f2fd;
  color: var(--color-primary-dark);
}

/* Paradigm Section */
.paradigm-section {
  margin-top: 1.5rem;
}

.paradigm-section h4 {
  font-size: 1rem;
  font-weight: 600;
  color: var(--color-primary-dark);
  margin-bottom: 0.5rem;
}

/* Paradigm table styling */
.paradigm-display-table {
  width: 100%;
  border-collapse: collapse;
  margin-top: 0.5rem;
  font-size: 0.9rem;
  background: white;
  overflow-x: auto;
  max-width: 100%;
}

.paradigm-display-table th,
.paradigm-display-table td {
  padding: 0.5rem;
  text-align: left;
  border: 1px solid var(--color-neutral-300);
  word-wrap: break-word;
  white-space: normal;
  overflow-wrap: break-word;
  max-width: 0;
}

.paradigm-display-table th {
  background-color: var(--color-primary);
  color: white;
  font-weight: 600;
}

.paradigm-display-table td {
  background-color: #f9f9f9;
}

/* Add-Delete Table */
.add-delete-section {
  margin-top: 1rem;
  overflow-x: auto;
  max-width: 100%;
}

/* Add-Delete table styling */
.add-delete-table {
  width: 100%;
  border-collapse: collapse;
  margin-top: 0.5rem;
  font-size: 0.85rem;
  min-width: auto;
  max-width: 100%;
  table-layout: auto;
}

.add-delete-table th,
.add-delete-table td {
  padding: 0.3rem 0.2rem;
  text-align: center;
  border: 1px solid var(--color-neutral-300);
  vertical-align: middle;
  white-space: normal;
  word-wrap: break-word;
  overflow-wrap: break-word;
  max-width: 0;
}

.add-delete-table th {
  background-color: var(--color-primary);
  color: white;
  font-weight: 600;
  font-size: 0.75rem;
  padding: 0.4rem 0.2rem;
  /* Prevent text wrapping in headers */
  white-space: nowrap;
  overflow: hidden;
}

.add-delete-table td {
  background-color: white;
}

.add-delete-table .select-box {
  width: 100%;
  max-width: 60px;
  min-width: 50px;
  font-size: 0.75rem;
  padding: 0.2rem;
  border: 1px solid var(--color-neutral-300);
  border-radius: 3px;
  box-sizing: border-box;
}

.check-cell {
  width: 25px;
  text-align: center;
  padding: 0.2rem;
}

/* Make table columns more proportional and responsive */
.add-delete-table th:nth-child(1),
.add-delete-table td:nth-child(1) {
  width: 18%; /* Delete column - slightly smaller */
  min-width: 60px;
}

.add-delete-table th:nth-child(2),
.add-delete-table td:nth-child(2) {
  width: 18%; /* Add column - slightly smaller */
  min-width: 60px;
}

.add-delete-table th:nth-child(3),
.add-delete-table td:nth-child(3) {
  width: 27%; /* Number column - slightly larger */
  min-width: 80px;
}

.add-delete-table th:nth-child(4),
.add-delete-table td:nth-child(4) {
  width: 27%; /* Case column - slightly larger */
  min-width: 80px;
}

.add-delete-table th:nth-child(5),
.add-delete-table td:nth-child(5) {
  width: 15%; /* Results column - increased width */
  min-width: 80px;
}

/* Buttons */
.button-container {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin: 1rem 0 0.5rem 0;
  justify-content: flex-start;
}

.primary-button,
.secondary-button {
  width: 100%;
  padding: 0.6rem 1rem;
  font-size: 0.9rem;
  border: none;
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: all 0.2s;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  box-sizing: border-box;
}

.primary-button {
  background: var(--color-primary);
  color: white;
}

.primary-button:hover:not(:disabled) {
  background: var(--color-primary-dark);
  transform: translateY(-1px);
}

.secondary-button {
  background: var(--color-secondary);
  color: white;
}

.secondary-button:hover:not(:disabled) {
  background: var(--color-secondary-dark);
  transform: translateY(-1px);
}

.primary-button:disabled {
  background: var(--color-neutral-400);
  cursor: not-allowed;
  transform: none;
}

/* Feedback */
.feedback-container {
  margin-top: 20px;
  padding: 10px;
  border-radius: 4px;
  font-weight: 500;
}

.feedback-container.error {
  background-color: #ffebee;
  color: var(--color-error);
}

.feedback-container.success {
  background-color: #e8f5e9;
  color: var(--color-success);
}

/* Answer Container */
.answer-container {
  margin-top: 1rem;
  padding: 1rem;
  background: white;
  border-radius: var(--radius-md);
  border: 1px solid var(--color-neutral-200);
  box-shadow: var(--shadow-sm);
  overflow: hidden;
  max-width: 100%;
  width: 100%;
  box-sizing: border-box;
  /* Ensure strict containment */
  position: relative;
}

.answer-container h4 {
  font-size: 1rem;
  font-weight: 600;
  color: var(--color-primary-dark);
  margin-bottom: 0.5rem;
  word-wrap: break-word;
  overflow-wrap: break-word;
}

.answer-container:not(:empty) {
  display: block; /* Show when content is added */
  padding: 1em;
  border: 2px solid var(--color-success);
  background: #f0f9ff;
}

/* Ensure tables are properly contained */
.answer-container .correct-answer-table {
  width: 100%;
  max-width: 100%;
  overflow: visible;
  margin: 0;
  padding: 0;
  /* Force table to stay within container */
  position: relative;
  box-sizing: border-box;
}

.answer-container .correct-answer-table table {
  width: 100%;
  max-width: 100%;
  min-width: 0;
  /* Ensure table respects container boundaries */
  table-layout: auto;
  box-sizing: border-box;
}

.correct-answer-table {
  width: 100%;
  border-collapse: collapse;
  margin-top: 0.5rem;
  font-size: 0.9rem;
  max-width: 100%;
  table-layout: auto;
  /* Ensure table stays within its container */
  box-sizing: border-box;
  overflow: visible;
}

.correct-answer-table th,
.correct-answer-table td {
  padding: 0.4rem;
  text-align: center;
  border: 1px solid var(--color-neutral-300);
  word-wrap: normal;
  overflow-wrap: normal;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  max-width: 0;
  /* Force content to stay within cell boundaries */
  box-sizing: border-box;
}

.correct-answer-table th {
  background-color: var(--color-success);
  color: white;
  font-weight: 600;
}

.correct-answer-table td {
  background-color: #e8f5e9;
}

/* Make correct answer table columns responsive */
.correct-answer-table th:nth-child(1),
.correct-answer-table td:nth-child(1) {
  width: 25%; /* Delete column */
  min-width: 60px;
}

.correct-answer-table th:nth-child(2),
.correct-answer-table td:nth-child(2) {
  width: 25%; /* Add column */
  min-width: 60px;
}

.correct-answer-table th:nth-child(3),
.correct-answer-table td:nth-child(3) {
  width: 25%; /* Number column */
  min-width: 60px;
}

.correct-answer-table th:nth-child(4),
.correct-answer-table td:nth-child(4) {
  width: 25%; /* Case column */
  min-width: 60px;
}

/* Responsive Design Updates */
@media (max-width: 1200px) {
  .three-pane-layout {
    gap: 1rem;
    padding: 0 0.25rem;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  }

  .pane {
    min-width: 250px;
    max-width: 400px;
  }
}

@media (max-width: 900px) {
  .three-pane-layout {
    grid-template-columns: 1fr;
    gap: 1rem;
    padding: 0 0.25rem;
  }

  .pane {
    width: 100% !important;
    max-width: 100% !important;
    min-width: 0;
    margin: 0 0 1rem 0;
    min-height: auto;
  }

  .add-delete-table {
    font-size: 0.8rem;
    min-width: auto;
    width: 100%;
  }

  .add-delete-table th,
  .add-delete-table td {
    padding: 0.3rem 0.15rem;
  }

  .add-delete-table .select-box {
    max-width: 55px;
    min-width: 45px;
    font-size: 0.7rem;
  }

  .paradigm-display-table {
    min-width: 350px;
  }
}

@media (max-width: 600px) {
  .simulation-container,
  .main-content {
    padding: 0 0.25rem;
  }

  .three-pane-layout {
    gap: 0.75rem;
    padding: 0 0.25rem;
  }

  .pane {
    padding: 0.8rem;
    margin: 0 0 0.75rem 0;
  }

  .pane-header h3 {
    font-size: 1rem;
  }

  .add-delete-table {
    font-size: 0.75rem;
    min-width: auto;
    width: 100%;
  }

  .add-delete-table th,
  .add-delete-table td {
    padding: 0.25rem 0.1rem;
  }

  .add-delete-table .select-box {
    max-width: 50px;
    min-width: 40px;
    font-size: 0.65rem;
    padding: 0.1rem;
  }

  .button-group {
    gap: 0.5rem;
  }

  .primary-button,
  .secondary-button {
    padding: 0.5rem 0.8rem;
    font-size: 0.85rem;
  }

  .paradigm-display-table {
    min-width: 300px;
    font-size: 0.8rem;
  }

  .paradigm-display-table th,
  .paradigm-display-table td {
    padding: 0.3rem;
  }
}

@media (max-width: 480px) {
  .pane {
    padding: 0.6rem;
  }

  .pane-header h3 {
    font-size: 0.9rem;
  }

  .add-delete-table {
    min-width: auto;
    width: 100%;
    font-size: 0.7rem;
  }

  .add-delete-table th,
  .add-delete-table td {
    padding: 0.2rem 0.1rem;
    font-size: 0.65rem;
  }

  .add-delete-table .select-box {
    max-width: 45px;
    min-width: 35px;
    font-size: 0.6rem;
  }

  .paradigm-display-table {
    min-width: 250px;
    font-size: 0.75rem;
  }

  .paradigm-display-table th,
  .paradigm-display-table td {
    padding: 0.2rem;
  }
}

/* Additional mobile fixes */
@media (max-width: 380px) {
  .pane-header h3 {
    font-size: 0.9rem;
    line-height: 1.2;
  }
  .feature-group label {
    font-size: 0.8rem;
  }
  .form-select,
  .select-box {
    font-size: 0.85rem;
    padding: 0.25rem 0.3rem;
  }
  .primary-button,
  .secondary-button {
    font-size: 0.85em;
    padding: 0.3rem 0.4rem;
  }
  .instructions-content {
    padding: 0.6rem;
  }
  .instructions-list {
    font-size: 0.85rem;
  }

  .add-delete-table {
    min-width: auto;
    width: 100%;
    font-size: 0.65rem;
  }

  .add-delete-table th,
  .add-delete-table td {
    padding: 0.15rem 0.1rem;
  }

  .add-delete-table .select-box {
    max-width: 40px;
    min-width: 30px;
    font-size: 0.55rem;
  }

  .paradigm-display-table {
    min-width: 220px;
  }
}

/* Mobile-first improvements */
@media (max-width: 768px) {
  .simulation-container {
    padding: 0 0.25rem;
  }

  .main-content {
    padding: 0 0.25rem;
  }

  .three-pane-layout {
    grid-template-columns: 1fr;
    gap: 0.75rem;
  }

  .pane {
    padding: 0.75rem;
    margin: 0 0 0.75rem 0;
    min-height: auto;
  }

  .pane-header h3 {
    font-size: 1rem;
  }

  .form-select,
  .select-box {
    font-size: 0.9rem;
    padding: 0.4rem;
  }

  .button-group {
    gap: 0.5rem;
  }

  .primary-button,
  .secondary-button {
    padding: 0.5rem 0.75rem;
    font-size: 0.9rem;
  }

  .add-delete-table {
    min-width: auto;
    width: 100%;
  }
}

/* Ensure proper table display on very small screens */
@media (max-width: 400px) {
  .add-delete-table {
    min-width: auto;
    width: 100%;
    font-size: 0.7rem;
  }

  .add-delete-table th,
  .add-delete-table td {
    padding: 0.15rem 0.1rem;
  }

  .add-delete-table .select-box {
    max-width: 42px;
    min-width: 32px;
    font-size: 0.6rem;
    padding: 0.1rem;
  }

  .paradigm-display-table {
    min-width: 200px;
    font-size: 0.7rem;
  }

  .paradigm-display-table th,
  .paradigm-display-table td {
    padding: 0.15rem;
  }

  .pane {
    padding: 0.5rem;
  }

  .pane-header h3 {
    font-size: 0.85rem;
  }
}

/* Prevent horizontal scrolling */
* {
  box-sizing: border-box;
}

body {
  overflow-x: hidden;
}

/* Table responsiveness improvements */
.table-container {
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  margin: 0;
  padding: 0;
  max-width: 100%;
}

/* Ensure tables don't break layout */
.paradigm-section,
.add-delete-section {
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  max-width: 100%;
}

/* Force table to respect container width */
.paradigm-display-table,
.add-delete-table {
  max-width: 100%;
  width: 100%;
}

/* Ensure text wrapping in all table cells */
.paradigm-display-table th,
.paradigm-display-table td,
.add-delete-table th,
.add-delete-table td {
  word-wrap: break-word;
  overflow-wrap: break-word;
  hyphens: auto;
}

.simulation-container,
.container,
.main-content,
.instructions-panel,
.three-pane-layout {
  max-width: 100%;
  overflow-x: hidden;
}

/* Ensure form elements are responsive */
.form-select,
.select-box {
  min-width: 0;
  max-width: 100%;
  box-sizing: border-box;
}

/* Features grid responsive improvements */
.features-grid {
  width: 100%;
  box-sizing: border-box;
}

.feature-group {
  width: 100%;
  box-sizing: border-box;
}

/* Button group responsive improvements */
.button-group {
  width: 100%;
  box-sizing: border-box;
}

/* Touch and mobile improvements */
@media (hover: none) and (pointer: coarse) {
  .primary-button,
  .secondary-button {
    padding: 0.6rem 1rem;
    font-size: 1rem;
    min-height: 44px; /* Minimum touch target size */
  }

  .form-select,
  .select-box {
    padding: 0.6rem 0.8rem;
    font-size: 1rem;
    min-height: 44px;
  }

  .instructions-header.clickable {
    padding: 1rem 0;
    min-height: 44px;
  }
}

/* Ensure proper spacing on all screen sizes */
.pane {
  margin-bottom: 1.5rem;
}

.pane:last-child {
  margin-bottom: 0;
}

/* Improved text wrapping */
.pane-header h3 {
  word-wrap: break-word;
  overflow-wrap: break-word;
  hyphens: auto;
}

.feature-group label {
  word-wrap: break-word;
  overflow-wrap: break-word;
}

/* Ensure buttons don't overflow */
.button-group {
  overflow: hidden;
}

.primary-button,
.secondary-button {
  word-wrap: break-word;
  overflow-wrap: break-word;
  text-align: center;
}

/* Fix for very small screens */
@media (max-width: 320px) {
  .simulation-container,
  .container,
  .main-content {
    padding: 0 0.5rem;
  }

  /* Ensure Results column header doesn't wrap */
  .add-delete-table th:nth-child(5) {
    white-space: nowrap;
    overflow: hidden;
    min-width: 60px;
  }

  .pane {
    padding: 0.5rem 0.3rem;
  }

  .pane-header h3 {
    font-size: 0.85rem;
    line-height: 1.2;
  }

  .feature-group label {
    font-size: 0.75rem;
  }

  .form-select,
  .select-box {
    font-size: 0.8rem;
    padding: 0.4rem 0.3rem;
  }

  .primary-button,
  .secondary-button {
    font-size: 0.8em;
    padding: 0.4rem 0.5rem;
  }

  .instructions-content {
    padding: 0.5rem;
  }

  .instructions-list {
    font-size: 0.8rem;
  }
}

/* Morphology Content Layout */
.morphology-content {
  width: 100%;
  max-width: 900px;
  margin: 0 auto;
  padding: 1rem;
  box-sizing: border-box;
}

.root-selection-section {
  background: #fff;
  border-radius: var(--radius-md);
  padding: 1.5rem;
  margin-bottom: 2rem;
  box-shadow: var(--shadow-md);
  border: 1px solid var(--color-neutral-200);
}

.root-selection-section h3 {
  color: var(--color-primary);
  margin-bottom: 1rem;
  font-size: 1.2rem;
  font-weight: 600;
}

.word-selection-block {
  margin-top: 0.7em;
  display: flex;
  flex-direction: column;
  gap: 0.3em;
}

.word-selection-block .select-box {
  width: 100%;
  max-width: 300px;
}

/* Hindi/Devanagari specific styling */
.paradigm-display-table td,
.add-delete-table td,
.select-box,
.form-select,
.correct-answer-table td {
  font-family: "Noto Sans Devanagari", "Arial Unicode MS", -apple-system,
    BlinkMacSystemFont, "Segoe UI", sans-serif;
  font-size: 1rem;
  line-height: 1.5;
}

/* Ensure proper rendering of Hindi text in dropdowns */
.select-box option,
.form-select option {
  font-family: "Noto Sans Devanagari", "Arial Unicode MS", -apple-system,
    BlinkMacSystemFont, "Segoe UI", sans-serif;
  padding: 0.3rem;
}

/* Pane 3 specific styling to ensure proper height distribution */
.pane-right {
  justify-content: flex-start;
}

.pane-right .step-header {
  flex-shrink: 0;
}

.pane-right .button-container {
  flex-shrink: 0;
  margin-top: 1rem;
  margin-bottom: 1rem;
}

.pane-right .feedback-container {
  flex-shrink: 0;
  margin-top: 1rem;
}

.pane-right .answer-container {
  flex-shrink: 0;
  margin-top: 1rem;
}

/* Ensure all panes have equal height and proper content distribution */
.pane-left,
.pane-middle,
.pane-right {
  width: 100%;
  height: 100%;
  display: flex;
  flex-direction: column;
  justify-content: flex-start;
}

/* Ensure content sections expand properly */
.paradigm-section {
  flex: 1;
  margin-top: 1rem;
}

.add-delete-section {
  flex: 1;
  margin-top: 1rem;
}

/* Ensure feedback and answer containers don't push buttons up */
.pane-right .feedback-container,
.pane-right .answer-container {
  margin-top: 1rem;
  flex-shrink: 0;
}

/* Responsive table improvements */
@media (max-width: 900px) {
  .add-delete-table {
    font-size: 0.85rem;
  }

  .add-delete-table th,
  .add-delete-table td {
    padding: 0.4rem 0.2rem;
  }

  .add-delete-table .select-box {
    max-width: 80px;
    font-size: 0.8rem;
    padding: 0.3rem;
  }

  .paradigm-display-table {
    font-size: 0.85rem;
  }

  .paradigm-display-table th,
  .paradigm-display-table td {
    padding: 0.4rem 0.2rem;
  }
}

@media (max-width: 600px) {
  .add-delete-table {
    font-size: 0.8rem;
  }

  .add-delete-table th,
  .add-delete-table td {
    padding: 0.3rem 0.1rem;
  }

  .add-delete-table .select-box {
    max-width: 70px;
    font-size: 0.75rem;
    padding: 0.2rem;
  }

  .paradigm-display-table {
    font-size: 0.8rem;
  }

  .paradigm-display-table th,
  .paradigm-display-table td {
    padding: 0.3rem 0.1rem;
  }
}

/* Ensure proper spacing in portrait mode */
@media (orientation: portrait) and (max-width: 900px) {
  .pane {
    margin-bottom: 2rem;
  }

  .step-header {
    margin-bottom: 1.5rem;
  }

  .word-selection-block {
    margin-top: 1rem;
  }

  .add-delete-section {
    margin-top: 1.5rem;
  }
}

/* Mobile Landscape Mode - Panes side by side */
@media (max-width: 900px) and (orientation: landscape) {
  .three-pane-layout {
    grid-template-columns: repeat(3, 1fr);
    gap: 0.75rem;
    padding: 0 0.25rem;
  }

  .pane {
    width: 100% !important;
    max-width: 100% !important;
    min-width: 0;
    margin: 0 0 0.5rem 0;
    min-height: auto;
    padding: 0.6rem;
    overflow: hidden;
  }

  .pane-header h3 {
    font-size: 0.9rem;
    line-height: 1.2;
  }

  .add-delete-table {
    font-size: 0.7rem;
    min-width: auto;
    width: 100%;
    max-width: 100%;
    table-layout: auto;
  }

  .add-delete-table th,
  .add-delete-table td {
    padding: 0.2rem 0.08rem;
    font-size: 0.65rem;
    word-wrap: break-word;
    overflow-wrap: break-word;
  }

  .add-delete-table .select-box {
    max-width: 40px;
    min-width: 30px;
    font-size: 0.6rem;
    padding: 0.08rem;
  }

  .paradigm-display-table {
    min-width: 180px;
    font-size: 0.7rem;
    max-width: 100%;
    width: 100%;
  }

  .paradigm-display-table th,
  .paradigm-display-table td {
    padding: 0.15rem;
    font-size: 0.65rem;
    word-wrap: break-word;
    overflow-wrap: break-word;
  }

  .button-group {
    gap: 0.4rem;
  }

  .primary-button,
  .secondary-button {
    padding: 0.4rem 0.6rem;
    font-size: 0.8rem;
  }
}

/* Mobile Portrait Mode - Panes stacked vertically */
@media (max-width: 900px) and (orientation: portrait) {
  .three-pane-layout {
    grid-template-columns: 1fr;
    gap: 1rem;
    padding: 0 0.25rem;
  }

  .pane {
    width: 100% !important;
    max-width: 100% !important;
    min-width: 0;
    margin: 0 0 1rem 0;
    min-height: auto;
  }

  .add-delete-table {
    font-size: 0.8rem;
    min-width: auto;
    width: 100%;
  }

  .add-delete-table th,
  .add-delete-table td {
    padding: 0.3rem 0.15rem;
  }

  .add-delete-table .select-box {
    max-width: 55px;
    min-width: 45px;
    font-size: 0.7rem;
  }

  .paradigm-display-table {
    min-width: 350px;
  }
}

/* Mobile Landscape Mode - Panes side by side */
@media (max-width: 600px) and (orientation: landscape) {
  .simulation-container,
  .main-content {
    padding: 0 0.25rem;
  }

  .three-pane-layout {
    grid-template-columns: repeat(3, 1fr);
    gap: 0.5rem;
    padding: 0 0.25rem;
  }

  .pane {
    padding: 0.5rem;
    margin: 0 0 0.4rem 0;
  }

  .pane-header h3 {
    font-size: 0.85rem;
    line-height: 1.1;
  }

  .add-delete-table {
    font-size: 0.7rem;
    min-width: auto;
    width: 100%;
  }

  .add-delete-table th,
  .add-delete-table td {
    padding: 0.2rem 0.08rem;
    font-size: 0.65rem;
  }

  .add-delete-table .select-box {
    max-width: 40px;
    min-width: 30px;
    font-size: 0.6rem;
    padding: 0.08rem;
  }

  .paradigm-display-table {
    min-width: 180px;
    font-size: 0.7rem;
  }

  .paradigm-display-table th,
  .paradigm-display-table td {
    padding: 0.15rem;
    font-size: 0.65rem;
  }

  .button-group {
    gap: 0.3rem;
  }

  .primary-button,
  .secondary-button {
    padding: 0.3rem 0.5rem;
    font-size: 0.75rem;
  }
}

/* Mobile Portrait Mode - Panes stacked vertically */
@media (max-width: 600px) and (orientation: portrait) {
  .simulation-container,
  .main-content {
    padding: 0 0.25rem;
  }

  .three-pane-layout {
    grid-template-columns: 1fr;
    gap: 0.75rem;
    padding: 0 0.25rem;
  }

  .pane {
    padding: 0.8rem;
    margin: 0 0 0.75rem 0;
  }

  .pane-header h3 {
    font-size: 1rem;
  }

  .add-delete-table {
    font-size: 0.75rem;
    min-width: auto;
    width: 100%;
  }

  .add-delete-table th,
  .add-delete-table td {
    padding: 0.25rem 0.1rem;
  }

  .add-delete-table .select-box {
    max-width: 50px;
    min-width: 40px;
    font-size: 0.65rem;
    padding: 0.1rem;
  }

  .button-group {
    gap: 0.5rem;
  }

  .primary-button,
  .secondary-button {
    padding: 0.5rem 0.8rem;
    font-size: 0.85rem;
  }

  .paradigm-display-table {
    min-width: 300px;
    font-size: 0.8rem;
  }

  .paradigm-display-table th,
  .paradigm-display-table td {
    padding: 0.3rem;
  }
}

/* Mobile Landscape Mode - Panes side by side */
@media (max-width: 480px) and (orientation: landscape) {
  .three-pane-layout {
    grid-template-columns: repeat(3, 1fr);
    gap: 0.4rem;
    padding: 0 0.2rem;
  }

  .pane {
    padding: 0.4rem;
    margin: 0 0 0.3rem 0;
  }

  .pane-header h3 {
    font-size: 0.8rem;
    line-height: 1.1;
  }

  .add-delete-table {
    min-width: auto;
    width: 100%;
    font-size: 0.65rem;
  }

  .add-delete-table th,
  .add-delete-table td {
    padding: 0.15rem 0.08rem;
    font-size: 0.6rem;
  }

  .add-delete-table .select-box {
    max-width: 35px;
    min-width: 25px;
    font-size: 0.55rem;
    padding: 0.05rem;
  }

  .paradigm-display-table {
    min-width: 150px;
    font-size: 0.65rem;
  }

  .paradigm-display-table th,
  .paradigm-display-table td {
    padding: 0.1rem;
    font-size: 0.6rem;
  }

  .button-group {
    gap: 0.25rem;
  }

  .primary-button,
  .secondary-button {
    padding: 0.25rem 0.4rem;
    font-size: 0.7rem;
  }
}

/* Mobile Portrait Mode - Panes stacked vertically */
@media (max-width: 480px) and (orientation: portrait) {
  .pane {
    padding: 0.6rem;
  }

  .pane-header h3 {
    font-size: 0.9rem;
  }

  .add-delete-table {
    min-width: auto;
    width: 100%;
    font-size: 0.7rem;
  }

  .add-delete-table th,
  .add-delete-table td {
    padding: 0.2rem 0.1rem;
    font-size: 0.65rem;
  }

  .add-delete-table .select-box {
    max-width: 45px;
    min-width: 35px;
    font-size: 0.6rem;
  }

  .paradigm-display-table {
    min-width: 250px;
    font-size: 0.75rem;
  }

  .paradigm-display-table th,
  .paradigm-display-table td {
    padding: 0.2rem;
  }
}

/* Paradigm Table Specific Styles - High Priority */
.paradigm-table,
.paradigm-table th,
.paradigm-table td,
.paradigm-table .word-cell,
.paradigm-table .suffix-cell,
.paradigm-table .none-cell {
  text-align: center !important;
}

/* Force center alignment for all paradigm table content */
table.paradigm-table th,
table.paradigm-table td {
  text-align: center !important;
}

/* Additional specificity for paradigm table */
.table-container table.paradigm-table th,
.table-container table.paradigm-table td {
  text-align: center !important;
}

/* Ensure paradigm table cells maintain center alignment */
.paradigm-table td[class*="cell"] {
  text-align: center !important;
}

/* Override any conflicting styles */
.paradigm-table * {
  text-align: center !important;
}

/* Redundant operation warning styling */
#redundantWarning {
  background-color: #fff3cd;
  color: #856404;
  border: 1px solid #ffeaa7;
  border-radius: var(--radius-md);
  padding: 0.75rem;
  margin-top: 1rem;
  font-size: 0.9rem;
  line-height: 1.4;
  display: none;
}

#redundantWarning i {
  margin-right: 0.5rem;
  color: #f39c12;
}

#redundantWarning strong {
  color: #e67e22;
}

/* Animation for warning appearance */
#redundantWarning.show {
  animation: slideInWarning 0.3s ease-out;
}

@keyframes slideInWarning {
  from {
    opacity: 0;
    transform: translateY(-10px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* Target the actual paradigm table div and its contents */
#paradigmTable table,
#paradigmTable th,
#paradigmTable td {
  text-align: center !important;
  border: 1px solid var(--color-neutral-300);
  padding: 0.3rem;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  font-size: 0.85rem;
}

/* Center column header text */
.pane-left .paradigm-display-table th {
  text-align: center;
  vertical-align: middle;
}

/* Make each word in the first row appear on a separate line */
.pane-left .paradigm-display-table td {
  text-align: center;
  vertical-align: middle;
  white-space: pre-line;
}

.pane-left .paradigm-display-table td span.break {
  display: block;
}

/* Responsive design for paradigm table - similar to add-delete table */
@media (max-width: 1200px) {
  #paradigmTable table {
    min-width: auto;
    width: 100%;
  }

  #paradigmTable th,
  #paradigmTable td {
    padding: 0.25rem 0.2rem;
    font-size: 0.8rem;
  }
}

@media (max-width: 900px) {
  #paradigmTable table {
    min-width: auto;
    width: 100%;
    font-size: 0.8rem;
  }

  #paradigmTable th,
  #paradigmTable td {
    padding: 0.2rem 0.15rem;
    font-size: 0.75rem;
  }
}

@media (max-width: 600px) {
  #paradigmTable table {
    min-width: auto;
    width: 100%;
    font-size: 0.75rem;
  }

  #paradigmTable th,
  #paradigmTable td {
    padding: 0.15rem 0.1rem;
    font-size: 0.7rem;
  }
}

@media (max-width: 480px) {
  #paradigmTable table {
    min-width: auto;
    width: 100%;
    font-size: 0.7rem;
  }

  #paradigmTable th,
  #paradigmTable td {
    padding: 0.1rem 0.08rem;
    font-size: 0.65rem;
  }
}

@media (max-width: 380px) {
  #paradigmTable table {
    min-width: auto;
    width: 100%;
    font-size: 0.65rem;
  }

  #paradigmTable th,
  #paradigmTable td {
    padding: 0.08rem 0.05rem;
    font-size: 0.6rem;
  }
}

/* Responsive design for correct answer table - similar to paradigm table */
@media (max-width: 1200px) {
  .correct-answer-table {
    min-width: auto;
    width: 100%;
    max-width: 100%;
  }

  .correct-answer-table th,
  .correct-answer-table td {
    padding: 0.3rem 0.25rem;
    font-size: 0.85rem;
    min-width: 0;
  }
}

@media (max-width: 900px) {
  .correct-answer-table {
    min-width: auto;
    width: 100%;
    max-width: 100%;
    font-size: 0.8rem;
  }

  .correct-answer-table th,
  .correct-answer-table td {
    padding: 0.25rem 0.2rem;
    font-size: 0.75rem;
    min-width: 0;
  }

  .correct-answer-table th:nth-child(1),
  .correct-answer-table td:nth-child(1),
  .correct-answer-table th:nth-child(2),
  .correct-answer-table td:nth-child(2),
  .correct-answer-table th:nth-child(3),
  .correct-answer-table td:nth-child(3),
  .correct-answer-table th:nth-child(4),
  .correct-answer-table td:nth-child(4) {
    min-width: 50px;
  }
}

@media (max-width: 600px) {
  .correct-answer-table {
    min-width: auto;
    width: 100%;
    max-width: 100%;
    font-size: 0.75rem;
  }

  .correct-answer-table th,
  .correct-answer-table td {
    padding: 0.2rem 0.15rem;
    font-size: 0.7rem;
    min-width: 0;
  }

  .correct-answer-table th:nth-child(1),
  .correct-answer-table td:nth-child(1),
  .correct-answer-table th:nth-child(2),
  .correct-answer-table td:nth-child(2),
  .correct-answer-table th:nth-child(3),
  .correct-answer-table td:nth-child(3),
  .correct-answer-table th:nth-child(4),
  .correct-answer-table td:nth-child(4) {
    min-width: 40px;
  }
}

@media (max-width: 480px) {
  .correct-answer-table {
    min-width: auto;
    width: 100%;
    max-width: 100%;
    font-size: 0.7rem;
  }

  .correct-answer-table th,
  .correct-answer-table td {
    padding: 0.15rem 0.1rem;
    font-size: 0.65rem;
    min-width: 0;
  }

  .correct-answer-table th:nth-child(1),
  .correct-answer-table td:nth-child(1),
  .correct-answer-table th:nth-child(2),
  .correct-answer-table td:nth-child(2),
  .correct-answer-table th:nth-child(3),
  .correct-answer-table td:nth-child(3),
  .correct-answer-table th:nth-child(4),
  .correct-answer-table td:nth-child(4) {
    min-width: 35px;
  }
}

@media (max-width: 380px) {
  .correct-answer-table {
    min-width: auto;
    width: 100%;
    max-width: 100%;
    font-size: 0.65rem;
  }

  .correct-answer-table th,
  .correct-answer-table td {
    padding: 0.1rem 0.08rem;
    font-size: 0.6rem;
    min-width: 0;
  }

  .correct-answer-table th:nth-child(1),
  .correct-answer-table td:nth-child(1),
  .correct-answer-table th:nth-child(2),
  .correct-answer-table td:nth-child(2),
  .correct-answer-table th:nth-child(3),
  .correct-answer-table td:nth-child(3),
  .correct-answer-table th:nth-child(4),
  .correct-answer-table td:nth-child(4) {
    min-width: 30px;
  }
}

/* Paradigm Table Styles */
.paradigm-section {
  margin: 1rem 0;
  padding: 1rem;
  background: white;
  border-radius: var(--radius-md);
  border: 1px solid var(--color-neutral-200);
  box-shadow: var(--shadow-md);
}

.paradigm-display-table {
  width: 100%;
  border-collapse: collapse;
  margin: 1rem 0;
  background: white;
  border-radius: 0;
  overflow: hidden;
  box-shadow: var(--shadow-md);
}

.paradigm-display-table th,
.paradigm-display-table td {
  padding: 0.75rem;
  text-align: left;
  border-bottom: 1px solid var(--color-neutral-200);
}

.paradigm-display-table th {
  background-color: var(--color-primary);
  color: white;
  font-weight: 600;
  font-size: 0.875rem;
  letter-spacing: 0.05em;
}

.paradigm-display-table td {
  background-color: white;
  color: var(--color-neutral-800);
}

.paradigm-display-table tbody tr:hover {
  background-color: var(--color-neutral-50);
}

.paradigm-display-table tbody tr:last-child td {
  border-bottom: none;
}

.instructions-panel,
.three-pane-layout {
  width: 100% !important;
  max-width: 1400px !important;
  margin-left: auto !important;
  margin-right: auto !important;
  box-sizing: border-box;
}