/* ==========================================================================
   Universal Reading IELTS Practice Simulator Stylesheet
   Crafted with Design-Taste-Frontend System: Linear-Clean • Academic Rigor
   ========================================================================== */

:root {
  --reading-font-size: 17px;
  --header-height: 58px;
  --primary-color: #059669;
  --primary-hover: #047857;
  --primary-active: #065f46;
  --accent-blue: #2563eb;
  --accent-blue-light: #eff6ff;
  --bg-slate: #f8fafc;
  --border-subtle: #e2e8f0;
  --text-main: #1e293b;
  --text-muted: #64748b;
  --surface-white: #ffffff;
}

* {
  box-sizing: border-box;
}

html, body {
  margin: 0;
  padding: 0;
  width: 100%;
  height: 100%;
  height: 100vh;
  height: 100dvh;
  overflow: hidden;
  background-color: var(--bg-slate);
  color: var(--text-main);
  font-family: 'Inter', system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  font-size: var(--reading-font-size);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* Master Layout */
.practice-container {
  display: flex;
  flex-direction: column;
  height: 100%;
  height: 100dvh;
  width: 100%;
  overflow: hidden;
  position: relative;
}

@media (max-width: 768px) {
  html {
    height: auto !important;
    min-height: 100% !important;
    overflow-x: hidden !important;
    overflow-y: auto !important;
    -webkit-overflow-scrolling: touch !important;
  }
  body,
  body.is-mobile-view {
    height: auto !important;
    min-height: 100% !important;
    overflow-x: hidden !important;
    overflow-y: visible !important;
    -webkit-overflow-scrolling: touch !important;
  }
  .practice-container {
    height: auto !important;
    min-height: 100% !important;
    overflow: visible !important;
  }
}

/* Navigation Header */
.practice-header {
  flex: 0 0 var(--header-height);
  height: var(--header-height);
  background: #ffffff;
  border-bottom: 1px solid var(--border-subtle);
  padding: 0 1.25rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  z-index: 40;
  box-shadow: 0 1px 2px 0 rgba(0, 0, 0, 0.03);
}

.header-brand {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  min-width: 0;
}

.brand-back-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.375rem;
  padding: 0.4rem 0.75rem;
  border-radius: 0.5rem;
  font-size: 0.8125rem;
  font-weight: 600;
  color: #475569;
  background-color: #f1f5f9;
  text-decoration: none;
  transition: all 0.15s ease-in-out;
  flex-shrink: 0;
}
.brand-back-btn:hover {
  background-color: #e2e8f0;
  color: #0f172a;
}

.test-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  padding: 0.2rem 0.5rem;
  border-radius: 0.375rem;
  font-size: 0.6875rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  background-color: #eff6ff;
  color: #2563eb;
  border: 1px solid #dbeafe;

  white-space: nowrap;
  flex-shrink: 0;
}

.test-title-heading {
  font-size: 0.9375rem;
  font-weight: 700;
  color: #0f172a;
  margin: 0;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  max-width: 320px;
}
@media (max-width: 768px) {
  .practice-header {
    padding: 0 0.75rem;
    gap: 0.5rem;
  }
  .test-title-heading {
    max-width: 140px;
    font-size: 0.8125rem;
  }
}

/* Header Controls */
.header-actions {
  display: flex;
  align-items: center;
  gap: 0.625rem;
  flex-shrink: 0;
}

/* Timer Control */
.timer-pill {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.35rem 0.75rem;
  border-radius: 0.5rem;
  background: #f8fafc;
  border: 1px solid var(--border-subtle);
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
  font-size: 0.875rem;
  font-weight: 700;
  color: #334155;
  user-select: none;
}
.timer-pill.urgent {
  color: #dc2626;
  border-color: #fecaca;
  background-color: #fef2f2;
}
.timer-toggle-btn {
  background: none;
  border: none;
  font-size: 0.6875rem;
  color: #64748b;
  cursor: pointer;
  padding: 0;
  font-weight: 600;
  text-decoration: underline;
  transition: color 0.15s;
}
.timer-toggle-btn:hover {
  color: #0f172a;
}

/* Font Sizing Widget */
.font-widget {
  display: flex;
  align-items: center;
  background: #f1f5f9;
  border: 1px solid var(--border-subtle);
  border-radius: 0.5rem;
  padding: 2px;
}
.font-btn {
  background: none;
  border: none;
  padding: 0.3rem 0.55rem;
  border-radius: 0.375rem;
  font-size: 0.75rem;
  font-weight: 700;
  color: #475569;
  cursor: pointer;
  transition: all 0.15s;
}
.font-btn:hover {
  background: #ffffff;
  color: #0f172a;
}

/* Check All Button */
.btn-check-all {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  background-color: var(--primary-color);
  color: #ffffff;
  border: none;
  padding: 0.45rem 1rem;
  border-radius: 0.5rem;
  font-size: 0.875rem;
  font-weight: 600;
  cursor: pointer;
  box-shadow: 0 1px 2px 0 rgba(5, 150, 105, 0.2);
  transition: all 0.15s ease-in-out;
  white-space: nowrap;
}
.btn-check-all:hover {
  background-color: var(--primary-hover);
  transform: translateY(-1px);
  box-shadow: 0 4px 6px -1px rgba(5, 150, 105, 0.25);
}
.btn-check-all:active {
  transform: translateY(0);
  background-color: var(--primary-active);
}

/* Dual Pane Viewport */
.content-panes {
  flex: 1 1 0%;
  display: grid;
  grid-template-columns: 50% 6px 1fr;
  width: 100%;
  height: calc(100dvh - var(--header-height));
  overflow: hidden;
  background: var(--bg-slate);
}

@media (max-width: 768px) {
  .content-panes {
    display: flex !important;
    flex-direction: column !important;
    height: auto !important;
    min-height: 0 !important;
    overflow: visible !important;
  }
  .pane {
    height: auto !important;
    overflow: visible !important;
    overflow-y: visible !important;
    padding: 1.25rem 1rem !important;
  }
  .splitter {
    display: none !important;
  }
}

/* Pane Sections */
.pane {
  height: 100%;
  overflow-y: auto;
  overflow-x: hidden;
  padding: 2.25rem 2.5rem;
  scroll-behavior: smooth;
  -webkit-overflow-scrolling: touch;
}
@media (max-width: 1024px) {
  .pane {
    padding: 1.5rem 1.25rem;
  }
}

#left-pane {
  background: #ffffff;
  border-right: 1px solid var(--border-subtle);
}

#right-pane {
  background: #f8fafc;
}

/* Splitter Bar */
.splitter {
  width: 6px;
  background: #e2e8f0;
  cursor: col-resize;
  transition: background 0.15s;
  position: relative;
  z-index: 10;
}
.splitter:hover, .splitter.active {
  background: #3b82f6;
}
@media (max-width: 768px) {
  .splitter {
    display: none;
  }
}

/* Academic Passage Styling */
.reading-passage {
  max-width: 70ch;
  margin: 0 auto;
  font-size: var(--reading-font-size);
  color: #334155;
  line-height: 1.8;
}

.reading-passage h1, 
.reading-passage h2, 
.reading-passage h3 {
  font-family: 'Merriweather', Georgia, serif;
  color: #0f172a;
  font-weight: 700;
  line-height: 1.3;
  margin-top: 0;
  margin-bottom: 0.75rem;
  text-align: center;
}

.reading-passage h4 {
  font-weight: 400;
  color: #64748b;
  font-style: italic;
  text-align: center;
  margin-bottom: 2rem;
  line-height: 1.5;
}

.reading-passage p {
  margin-bottom: 1.4rem;
  text-align: justify;
}

.paragraph-label, .para-label {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 1.85rem;
  height: 1.85rem;
  padding: 0 0.45rem;
  margin-right: 0.75rem;
  margin-bottom: 0.15rem;
  background: #eff6ff;
  border: 1.5px solid #bfdbfe;
  color: #1d4ed8;
  font-size: 0.875rem;
  font-weight: 800;
  font-family: 'Inter', system-ui, -apple-system, sans-serif;
  border-radius: 0.375rem;
  vertical-align: middle;
  user-select: none;
  box-shadow: 0 1px 2px rgba(59, 130, 246, 0.08);
  letter-spacing: -0.02em;
  flex-shrink: 0;
}

/* Question Cards & Sections */
.questions-wrapper {
  max-width: 760px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 1.75rem;
}

.question-section-card {
  background: #ffffff;
  border: 1px solid var(--border-subtle);
  border-radius: 0.875rem;
  padding: 1.75rem;
  box-shadow: 0 1px 3px 0 rgba(0, 0, 0, 0.02);
  transition: border-color 0.2s;
}

.section-header-title {
  font-size: 1.0625rem;
  font-weight: 700;
  color: #0f172a;
  margin: 0 0 0.5rem 0;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.section-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: #2563eb;
  flex-shrink: 0;
}

.section-instructions {
  font-size: 0.875rem;
  color: #64748b;
  font-style: italic;
  margin-bottom: 1.25rem;
  line-height: 1.5;
}

/* Individual Question Items */
.q-item {
  margin-bottom: 1.25rem;
  font-size: var(--reading-font-size);
  color: #1e293b;
  position: relative;
}
.q-item:last-child {
  margin-bottom: 0;
}

/* Question Section Header & Badges */
.q-section-header {
  display: flex;
  align-items: center;
  gap: 0.625rem;
  margin-bottom: 1rem;
  flex-wrap: wrap;
}

.q-range-pill {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  padding: 0.25rem 0.65rem;
  border-radius: 9999px;
  background: #f1f5f9;
  border: 1px solid #cbd5e1;
  font-size: 0.75rem;
  font-weight: 700;
  color: #334155;
  letter-spacing: 0.025em;
  text-transform: uppercase;
}

.q-type-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  padding: 0.25rem 0.65rem;
  border-radius: 9999px;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.025em;
  text-transform: uppercase;
}
.q-type-badge.tfng, .q-type-badge.ynng {
  background: #ecfdf5;
  color: #047857;
  border: 1px solid #a7f3d0;
}
.q-type-badge.mc {
  background: #f5f3ff;
  color: #6d28d9;
  border: 1px solid #ddd6fe;
}
.q-type-badge.headings, .q-type-badge.matching {
  background: #eff6ff;
  color: #1d4ed8;
  border: 1px solid #bfdbfe;
}
.q-type-badge.summary, .q-type-badge.notes, .q-type-badge.sentence {
  background: #fffbeb;
  color: #b45309;
  border: 1px solid #fde68a;
}
.q-type-badge.table {
  background: #f0fdfa;
  color: #0f766e;
  border: 1px solid #99f6e4;
}
.q-type-badge.generic {
  background: #f8fafc;
  color: #475569;
  border: 1px solid #cbd5e1;
}

/* Top Question Tags Summary Bar */
.q-tags-summary-bar {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 0.5rem;
  padding: 0.65rem 0.875rem;
  background: #ffffff;
  border: 1px solid var(--border-subtle);
  border-radius: 0.625rem;
  margin-bottom: 1.25rem;
  box-shadow: 0 1px 2px rgba(0, 0, 0, 0.02);
}
.q-tags-label {
  font-size: 0.75rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: #64748b;
  margin-right: 0.25rem;
}

/* Notes Completion Architecture */
.notes-block {
  background: #f8fafc;
  border: 1.5px solid #e2e8f0;
  border-radius: 0.75rem;
  padding: 1.25rem 1.5rem;
  margin-bottom: 1.25rem;
  line-height: 1.9;
  color: #1e293b;
}
.notes-block h5 {
  font-family: inherit;
  font-weight: 700;
  font-size: 1rem;
  color: #0f172a;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  margin-top: 0;
  margin-bottom: 0.75rem;
  padding-bottom: 0.5rem;
  border-bottom: 1px solid #e2e8f0;
}
.notes-block h6 {
  font-family: inherit;
  font-weight: 700;
  font-size: 0.875rem;
  color: #0284c7;
  margin-top: 1.25rem;
  margin-bottom: 0.35rem;
  display: flex;
  align-items: center;
  gap: 0.35rem;
}
.notes-block h6::before {
  content: "•";
  color: #38bdf8;
  font-size: 1.2rem;
  line-height: 1;
}
.notes-block ul {
  list-style: disc;
  padding-left: 1.25rem;
  margin: 0.25rem 0 0.5rem 0;
}
.notes-block ul ul {
  list-style: circle;
  padding-left: 1.5rem;
  margin-top: 0.25rem;
}
.notes-block li {
  margin-bottom: 0.4rem;
  color: #334155;
}

/* Inline Question Blanks & Pills */
.q-num-pill {
  display: inline-flex !important;
  align-items: center !important;
  justify-content: center !important;
  width: 1.5rem !important;
  min-width: 1.5rem !important;
  max-width: 1.5rem !important;
  height: 1.5rem !important;
  flex-shrink: 0 !important;
  padding: 0 !important;
  border-radius: 9999px !important;
  background: #e0f2fe !important;
  color: #0284c7 !important;
  font-size: 0.75rem !important;
  font-weight: 800 !important;
  margin-right: 0.5rem !important;
  vertical-align: middle !important;
  line-height: 1 !important;
  align-self: flex-start !important;
  user-select: none !important;
}

/* Inline text fill-in-the-blank question elements (summary/notes/table completion) */
span[id^="container-q"],
.q-inline-blank {
  display: inline-flex !important;
  align-items: center !important;
  vertical-align: middle !important;
  margin: 0 0.25rem !important;
}

/* Sentence Completion & Notes Cards (Natural Running Text Flow) */
.q-sentence-card,
div.bg-gray-50:has(input[type="text"]),
div[id^="container-q"]:has(input[type="text"]) {
  display: block !important;
  width: 100% !important;
  box-sizing: border-box !important;
  margin-bottom: 1rem !important;
  line-height: 2 !important;
}

/* Question Items & Containers with Choice Options (MCQ, TFNG) — strictly vertical top-to-bottom layout */
div.q-item,
.q-mc-item,
.q-tfng-item,
div.q-item:has(input[type="radio"]) {
  display: flex !important;
  flex-direction: column !important;
  align-items: stretch !important;
  width: 100% !important;
  box-sizing: border-box !important;
  margin-bottom: 1.25rem !important;
}

/* Matching Headings & Features with dropdown on the right side */
div.q-item.justify-between {
  flex-direction: row !important;
  align-items: center !important;
  justify-content: space-between !important;
}

@media (max-width: 640px) {
  div.q-item.justify-between {
    flex-direction: column !important;
    align-items: flex-start !important;
    gap: 0.5rem !important;
  }
}

div.q-item > p,
.q-mc-item > p,
.q-tfng-item > p,
.q-item-question-text {
  display: block !important;
  width: 100% !important;
  margin-bottom: 0.75rem !important;
  line-height: 1.6 !important;
}

/* Constraint Warning Pills (e.g. ONE WORD ONLY) */
.constraint-highlight {
  display: inline-block;
  font-weight: 800;
  color: #b45309;
  background: #fef3c7;
  padding: 0.1rem 0.45rem;
  border-radius: 0.25rem;
  border: 1px solid #fde68a;
  letter-spacing: 0.02em;
}

/* 1. True / False / Not Given & Yes / No / Not Given Button Group Layout */
.tfng-btn-group,
.q-item .flex.gap-4,
.q-item .flex.flex-wrap {
  display: flex !important;
  flex-direction: row !important;
  flex-wrap: wrap !important;
  align-items: center !important;
  gap: 0.625rem !important;
  width: 100% !important;
  margin-top: 0.5rem !important;
}

.tfng-chip,
.q-item .flex.gap-4 > label,
.q-item .flex.flex-wrap > label {
  display: inline-flex !important;
  align-items: center !important;
  gap: 0.5rem !important;
  padding: 0.5rem 1rem !important;
  border-radius: 0.5rem !important;
  border: 1.5px solid #e2e8f0 !important;
  background: #ffffff !important;
  font-size: 0.8125rem !important;
  font-weight: 700 !important;
  color: #475569 !important;
  cursor: pointer !important;
  user-select: none !important;
  transition: all 0.15s ease-in-out !important;
  box-shadow: 0 1px 2px rgba(0, 0, 0, 0.03) !important;
}

.tfng-chip:hover,
.q-item .flex.gap-4 > label:hover,
.q-item .flex.flex-wrap > label:hover {
  background: #f8fafc !important;
  border-color: #94a3b8 !important;
  color: #0f172a !important;
  transform: translateY(-1px) !important;
}

.tfng-chip input[type="radio"],
.q-item .flex.gap-4 > label input[type="radio"],
.q-item .flex.flex-wrap > label input[type="radio"] {
  accent-color: #2563eb !important;
  cursor: pointer !important;
}

.tfng-chip.selected,
.q-item .flex.gap-4 > label.selected,
.q-item .flex.flex-wrap > label.selected,
.q-item .flex.gap-4 > label:has(input:checked),
.q-item .flex.flex-wrap > label:has(input:checked) {
  background: #eff6ff !important;
  border-color: #2563eb !important;
  color: #1d4ed8 !important;
  box-shadow: 0 0 0 1px #2563eb, 0 2px 4px rgba(37, 99, 235, 0.08) !important;
}

/* 2. Multiple Choice Cards & Full-Width Vertical Stacking */
.mc-card-list,
.custom-radio-group,
.q-item .flex-col,
.q-item .space-y-1,
.q-item .space-y-1\.5,
.q-item .space-y-2,
.q-item .space-y-3,
.q-item .space-y-4,
.q-item:has(.radio-option) > div,
.q-item:has(.custom-radio-option) > div {
  display: flex !important;
  flex-direction: column !important;
  gap: 0.5rem !important;
  width: 100% !important;
  margin-top: 0.35rem !important;
}

.mc-option-card,
.custom-radio-label,
.mcq-label,
.radio-option,
.custom-radio-option {
  display: flex !important;
  align-items: flex-start !important;
  width: 100% !important;
  max-width: 100% !important;
  box-sizing: border-box !important;
  gap: 0.75rem !important;
  padding: 0.75rem 1rem !important;
  border-radius: 0.625rem !important;
  border: 1.5px solid #e2e8f0 !important;
  background-color: #ffffff !important;
  color: #1e293b !important;
  font-size: 0.9375rem !important;
  line-height: 1.5 !important;
  cursor: pointer !important;
  transition: all 0.15s ease-in-out !important;
  user-select: none !important;
  box-shadow: 0 1px 2px rgba(0, 0, 0, 0.03) !important;
}

.mc-option-card:hover,
.custom-radio-label:hover,
.mcq-label:hover,
.radio-option:hover,
.custom-radio-option:hover {
  background-color: #f8fafc !important;
  border-color: #94a3b8 !important;
  transform: translateY(-1px) !important;
}

.mc-option-card.selected,
.custom-radio-label.selected,
.mcq-label.selected,
.radio-option.selected,
.custom-radio-option.selected,
.mc-option-card:has(input:checked),
.custom-radio-label:has(input:checked),
.mcq-label:has(input:checked),
.radio-option:has(input:checked),
.custom-radio-option:has(input:checked) {
  border-color: #2563eb !important;
  background-color: #eff6ff !important;
  box-shadow: 0 0 0 1px #2563eb, 0 2px 4px rgba(37, 99, 235, 0.08) !important;
}

/* Post-submission Multiple Choice States */
.custom-radio-label.radio-correct,
.mcq-label.radio-correct,
.radio-option.radio-correct,
.custom-radio-option.radio-correct,
.mc-option-card.correct-answer,
.mc-option-card.radio-correct {
  border-color: #059669 !important;
  background-color: #ecfdf5 !important;
  color: #064e3b !important;
  font-weight: 600 !important;
}

.custom-radio-label.radio-incorrect,
.mcq-label.radio-incorrect,
.radio-option.radio-incorrect,
.custom-radio-option.radio-incorrect,
.mc-option-card.incorrect-answer,
.mc-option-card.radio-incorrect {
  border-color: #dc2626 !important;
  background-color: #fef2f2 !important;
  color: #7f1d1d !important;
}
.mc-option-card input[type="radio"],
.mc-option-card input[type="checkbox"],
.radio-option input[type="radio"],
.radio-option input[type="checkbox"],
.custom-radio-option input[type="radio"],
.custom-radio-option input[type="checkbox"] {
  margin-top: 0.25rem !important;
  accent-color: #2563eb !important;
  cursor: pointer !important;
  flex-shrink: 0 !important;
}

/* Question Tabs (e.g. m4a Questions 1-4 / Questions 5-8) */
.tab-btn {
  padding: 0.45rem 1rem !important;
  font-size: 0.8125rem !important;
  font-weight: 700 !important;
  border-radius: 0.5rem !important;
  transition: all 0.15s ease !important;
  cursor: pointer !important;
  border: none !important;
  outline: none !important;
}
.tab-btn.active {
  background-color: #4f46e5 !important;
  color: #ffffff !important;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.12) !important;
}
.tab-btn.inactive {
  background-color: transparent !important;
  color: #4b5563 !important;
}
.tab-btn.inactive:hover {
  background-color: #e5e7eb !important;
  color: #111827 !important;
}


.mc-letter-badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 1.5rem;
  height: 1.5rem;
  border-radius: 50%;
  background: #f1f5f9;
  color: #334155;
  font-size: 0.75rem;
  font-weight: 800;
  flex-shrink: 0;
  transition: all 0.15s;
}
.mc-option-card:hover .mc-letter-badge {
  background: #e2e8f0;
  color: #0f172a;
}
.mc-option-card.selected {
  background: #eff6ff;
  border-color: #3b82f6;
  box-shadow: 0 0 0 2px rgba(59, 130, 246, 0.15);
}
.mc-option-card.selected .mc-letter-badge {
  background: #2563eb;
  color: #ffffff;
}

/* Instruction Line Formatting (Line-by-line readability) */
.instruction-line {
  display: block;
  margin-bottom: 0.35rem;
  line-height: 1.6;
}
.instruction-line:last-child {
  margin-bottom: 0;
}

/* 2b. Pick from a List Clickable Option Cards */
.pick-list-grid {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  margin-bottom: 1rem;
}
.pick-option-card {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
  padding: 0.75rem 1rem;
  border-radius: 0.625rem;
  border: 1.5px solid #e2e8f0;
  background: #ffffff;
  cursor: pointer;
  transition: all 0.15s ease-in-out;
  position: relative;
  user-select: none;
}
.pick-option-card:hover {
  background: #f8fafc;
  border-color: #94a3b8;
  transform: translateY(-1px);
}
.pick-letter-badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 1.5rem;
  height: 1.5rem;
  border-radius: 50%;
  background: #f1f5f9;
  color: #334155;
  font-size: 0.75rem;
  font-weight: 800;
  flex-shrink: 0;
  transition: all 0.15s;
}
.pick-option-card:hover .pick-letter-badge {
  background: #e2e8f0;
  color: #0f172a;
}
.pick-option-text {
  font-size: 0.9375rem;
  color: #1e293b;
  line-height: 1.5;
  flex-grow: 1;
}
.pick-option-card.selected {
  background: #eff6ff;
  border-color: #3b82f6;
  box-shadow: 0 0 0 2px rgba(59, 130, 246, 0.15);
}
.pick-option-card.selected .pick-letter-badge {
  background: #2563eb;
  color: #ffffff;
}
.pick-option-card.correct-answer {
  border-color: #10b981 !important;
  background-color: #f0fdf4 !important;
  color: #065f46 !important;
}
.pick-option-card.correct-answer .pick-letter-badge {
  background: #10b981 !important;
  color: #ffffff !important;
}
.pick-option-card.incorrect-answer {
  border-color: #f43f5e !important;
  background-color: #fff1f2 !important;
  color: #9f1239 !important;
}
.pick-option-card.incorrect-answer .pick-letter-badge {
  background: #f43f5e !important;
  color: #ffffff !important;
}
.pick-option-card.missed-answer {
  border-color: #10b981 !important;
  border-style: dashed !important;
  background-color: #f0fdf4 !important;
}

/* Choice summary indicator */
.pick-choices-row {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 1.25rem;
  margin-top: 0.75rem;
  padding: 0.75rem 1rem;
  background: #f8fafc;
  border: 1px solid #e2e8f0;
  border-radius: 0.5rem;
}
.pick-choice-item {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.875rem;
  font-weight: 600;
  color: #334155;
}
.pick-choice-tag {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 2.25rem;
  height: 1.85rem;
  padding: 0 0.5rem;
  border-radius: 0.375rem;
  background: #eff6ff;
  border: 1px solid #bfdbfe;
  color: #1d4ed8;
  font-weight: 700;
  font-size: 0.875rem;
}

/* 3. Matching Headings Box */
.heading-bank-card {
  background: #f8fafc;
  border: 1.5px solid #e2e8f0;
  border-radius: 0.75rem;
  padding: 1.25rem;
  margin-bottom: 1.25rem;
}
.heading-bank-title {
  font-size: 0.875rem;
  font-weight: 700;
  color: #0f172a;
  margin-bottom: 0.75rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}
.heading-item-row {
  display: flex;
  align-items: baseline;
  gap: 0.625rem;
  padding: 0.35rem 0;
  font-size: 0.875rem;
  color: #334155;
  line-height: 1.5;
  border-bottom: 1px dashed #f1f5f9;
}
.heading-roman-pill {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 1.6rem;
  height: 1.35rem;
  padding: 0 0.35rem;
  border-radius: 0.3rem;
  background: #e2e8f0;
  color: #1e293b;
  font-size: 0.75rem;
  font-weight: 800;
  flex-shrink: 0;
  font-family: 'Inter', serif;
}

/* 4. Academic Tables (Table Completion) */
.academic-table-wrap {
  width: 100%;
  overflow-x: auto;
  border: 1.5px solid #e2e8f0;
  border-radius: 0.75rem;
  background: #ffffff;
  margin-bottom: 1.25rem;
  box-shadow: 0 1px 2px rgba(0,0,0,0.02);
}
.academic-reading-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.875rem;
  text-align: left;
}
.academic-reading-table th {
  background: #f8fafc;
  color: #1e293b;
  font-weight: 700;
  padding: 0.75rem 1rem;
  border-bottom: 1.5px solid #cbd5e1;
  border-right: 1px solid #e2e8f0;
}
.academic-reading-table td {
  padding: 0.75rem 1rem;
  border-bottom: 1px solid #e2e8f0;
  border-right: 1px solid #e2e8f0;
  color: #334155;
  vertical-align: middle;
}
.academic-reading-table tr:last-child td {
  border-bottom: none;
}
.academic-reading-table th:last-child,
.academic-reading-table td:last-child {
  border-right: none;
}
.academic-reading-table tr:hover td {
  background: #fdfdfd;
}

/* 5. Summary / Notes Word Bank Box */
.word-bank-card {
  background: #f8fafc;
  border: 1.5px solid #e2e8f0;
  border-radius: 0.75rem;
  padding: 1rem 1.25rem;
  margin-bottom: 1.25rem;
}
.word-bank-title {
  font-size: 0.8125rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: #64748b;
  margin-bottom: 0.625rem;
}
.word-bank-chips-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(130px, 1fr));
  gap: 0.5rem;
}
.word-bank-item {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.35rem 0.65rem;
  border-radius: 0.375rem;
  background: #ffffff;
  border: 1px solid #cbd5e1;
  font-size: 0.8125rem;
  font-weight: 600;
  color: #1e293b;
}
.word-bank-letter {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 1.25rem;
  height: 1.25rem;
  border-radius: 0.25rem;
  background: #e0f2fe;
  color: #0284c7;
  font-size: 0.7rem;
  font-weight: 800;
}

/* Input Fields (Text inputs, Selects) */
.text-input {
  font-family: inherit;
  font-size: 0.9375rem;
  padding: 0.45rem 0.75rem;
  border: 1.5px solid #cbd5e1;
  border-radius: 0.45rem;
  background-color: #ffffff;
  color: #0f172a;
  transition: all 0.15s ease-in-out;
  outline: none;
}
.text-input:focus {
  border-color: #2563eb;
  background-color: #ffffff;
  box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.15);
}

.text-input-word {
  width: 8.5rem;
  min-width: 110px;
  max-width: 150px;
  height: 32px;
  padding: 0.25rem 0.5rem;
  font-size: 0.875rem;
  text-align: center;
}

select.text-input {
  cursor: pointer;
  padding-right: 2rem;
  background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' fill='none' viewBox='0 0 20 20'%3e%3cpath stroke='%2364748b' stroke-linecap='round' stroke-linejoin='round' stroke-width='1.75' d='m6 8 4 4 4-4'/%3e%3c/svg%3e");
  background-position: right 0.5rem center;
  background-repeat: no-repeat;
  background-size: 1.2em 1.2em;
  appearance: none;
  -webkit-appearance: none;
}

/* Visual Feedback States */
.text-input.correct-answer,
input.correct-answer {
  border-color: #059669 !important;
  background-color: #f0fdf4 !important;
  color: #065f46 !important;
  font-weight: 600;
}

.text-input.incorrect-answer,
input.incorrect-answer {
  border-color: #e11d48 !important;
  background-color: #fff1f2 !important;
  color: #9f1239 !important;
  font-weight: 600;
}

.radio-correct {
  background-color: #f0fdf4 !important;
  border-color: #10b981 !important;
  color: #065f46 !important;
  font-weight: 600;
}

.radio-incorrect {
  background-color: #fff1f2 !important;
  border-color: #f43f5e !important;
  color: #9f1239 !important;
}

/* Explanation Cards */
.explanation-card {
  margin-top: 0.75rem;
  padding: 0.875rem 1rem;
  background: #f8fafc;
  border-left: 4px solid #3b82f6;
  border-radius: 0.5rem;
  font-size: 0.875rem;
  color: #1e3a8a;
  line-height: 1.6;
  box-shadow: 0 1px 2px rgba(0, 0, 0, 0.03);
  animation: fadeInExpl 0.3s ease-out forwards;
}

@keyframes fadeInExpl {
  from { opacity: 0; transform: translateY(-4px); }
  to { opacity: 1; transform: translateY(0); }
}

.badge-result {
  display: inline-block;
  padding: 0.15rem 0.5rem;
  border-radius: 0.25rem;
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  margin-bottom: 0.375rem;
}
.badge-result.correct {
  background: #059669;
  color: #ffffff;
}
.badge-result.incorrect {
  background: #e11d48;
  color: #ffffff;
}

/* Vocabulary Highlighting, Interactive Badges & Modal */

/* ==========================================================================
   Expert IELTS Academic Reading — In-Passage Vocabulary Highlight & Gloss Card
   Matches authentic IELTS Reading Glassmorphic Popover Architecture
   ========================================================================== */

.vocab-word,
.vocab-highlight,
.vocab-term {
  background: rgba(16, 185, 129, 0.12);
  color: #065f46;
  font-weight: 600;
  border: 1px solid rgba(16, 185, 129, 0.35);
  border-radius: 4px;
  padding: 1px 6px;
  margin: 0 1px;
  cursor: pointer;
  transition: all 0.15s cubic-bezier(0.16, 1, 0.3, 1);
  display: inline;
  position: relative;
  text-decoration: none;
}

.vocab-word:hover,
.vocab-word:focus,
.vocab-highlight:hover,
.vocab-highlight:focus,
.vocab-term:hover,
.vocab-term:focus {
  background: rgba(16, 185, 129, 0.25);
  color: #064e3b;
  border-color: #059669;
  box-shadow: 0 2px 8px rgba(16, 185, 129, 0.25);
  outline: none;
}

/* Active clicked state - Dark emerald solid pill */
.vocab-word.is-active-card,
.vocab-highlight.is-active-card,
.vocab-term.is-active-card {
  background: #047857 !important;
  color: #ffffff !important;
  border-color: #065f46 !important;
  box-shadow: 0 0 12px rgba(4, 120, 87, 0.45) !important;
}

/* Dark mode reading passage adjustments */
[data-theme="dark"] .vocab-word,
[data-theme="dark"] .vocab-highlight,
[data-theme="dark"] .vocab-term,
.dark .vocab-word,
.dark .vocab-highlight,
.dark .vocab-term {
  background: rgba(16, 185, 129, 0.2);
  color: #a7f3d0;
  border-color: rgba(16, 185, 129, 0.4);
}

[data-theme="dark"] .vocab-word:hover,
[data-theme="dark"] .vocab-highlight:hover,
.dark .vocab-word:hover,
.dark .vocab-highlight:hover {
  background: rgba(16, 185, 129, 0.35);
  color: #ffffff;
}

/* Disabled state when student turns off highlights */
.vocab-highlights-disabled .vocab-word,
.vocab-highlights-disabled .vocab-highlight,
.vocab-highlights-disabled .vocab-term {
  background: transparent !important;
  color: inherit !important;
  border: none !important;
  border-bottom: none !important;
  padding: 0 !important;
  margin: 0 !important;
  font-weight: inherit !important;
  cursor: text !important;
  box-shadow: none !important;
  pointer-events: none !important;
}

/* Floating Gloss Popover (Dark Glassmorphic Gloss Card) */
#emhVocabGlossPopover {
  position: fixed;
  z-index: 10000;
  width: 320px;
  max-width: calc(100vw - 32px);
  background: rgba(15, 23, 42, 0.96);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid rgba(255, 255, 255, 0.14);
  box-shadow: 0 20px 45px -10px rgba(0, 0, 0, 0.5), 0 0 0 1px rgba(0, 0, 0, 0.2);
  border-radius: 1rem;
  padding: 1rem;
  color: #f8fafc;
  font-family: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  font-size: 0.8125rem;
  line-height: 1.45;
  opacity: 0;
  transform: scale(0.96) translateY(4px);
  pointer-events: none;
  transition: opacity 0.18s cubic-bezier(0.16, 1, 0.3, 1), transform 0.18s cubic-bezier(0.16, 1, 0.3, 1);
}

#emhVocabGlossPopover.is-visible {
  opacity: 1;
  transform: scale(1) translateY(0);
  pointer-events: auto;
}

#emhVocabGlossPopover .popover-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.5rem;
  margin-bottom: 0.5rem;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  padding-bottom: 0.5rem;
}

#emhVocabGlossPopover .popover-word {
  font-weight: 800;
  font-size: 1.1rem;
  color: #ffffff;
  text-transform: capitalize;
  letter-spacing: -0.01em;
}

#emhVocabGlossPopover .popover-pos {
  font-size: 0.6875rem;
  font-weight: 700;
  text-transform: uppercase;
  padding: 0.15rem 0.5rem;
  border-radius: 9999px;
  background: rgba(99, 102, 241, 0.25);
  color: #a5b4fc;
  border: 1px solid rgba(99, 102, 241, 0.35);
}

#emhVocabGlossPopover .popover-audio-btn {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: rgba(16, 185, 129, 0.2);
  color: #34d399;
  border: 1px solid rgba(16, 185, 129, 0.35);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all 0.15s ease;
}
#emhVocabGlossPopover .popover-audio-btn:hover {
  background: #10b981;
  color: #ffffff;
  transform: scale(1.08);
}
#emhVocabGlossPopover .popover-audio-btn.is-speaking {
  background: #10b981;
  color: #ffffff;
  animation: pulse 1s infinite;
}

#emhVocabGlossPopover .popover-ipa {
  font-family: 'JetBrains Mono', 'Fira Code', monospace;
  font-size: 0.75rem;
  color: #94a3b8;
  margin-top: 2px;
}

#emhVocabGlossPopover .popover-vn {
  background: linear-gradient(135deg, rgba(245, 158, 11, 0.15), rgba(217, 119, 6, 0.05));
  border: 1px solid rgba(245, 158, 11, 0.3);
  border-radius: 0.5rem;
  padding: 0.45rem 0.65rem;
  color: #fbbf24;
  font-weight: 700;
  font-size: 0.875rem;
  line-height: 1.35;
  margin-bottom: 0.5rem;
}

#emhVocabGlossPopover .popover-def {
  color: #cbd5e1;
  font-size: 0.775rem;
  line-height: 1.4;
  margin-bottom: 0.4rem;
}

#emhVocabGlossPopover .popover-section-title {
  font-size: 0.6875rem;
  color: #94a3b8;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  margin-top: 0.45rem;
  margin-bottom: 0.25rem;
}

#emhVocabGlossPopover .popover-synonyms,
#emhVocabGlossPopover .popover-collocations {
  display: flex;
  flex-wrap: wrap;
  gap: 0.3rem;
  margin-bottom: 0.4rem;
}

#emhVocabGlossPopover .popover-syn-pill {
  font-size: 0.6875rem;
  padding: 0.12rem 0.45rem;
  border-radius: 4px;
  background: rgba(255, 255, 255, 0.07);
  color: #93c5fd;
  border: 1px solid rgba(255, 255, 255, 0.08);
}

#emhVocabGlossPopover .popover-coll-pill {
  font-size: 0.6875rem;
  padding: 0.12rem 0.45rem;
  border-radius: 4px;
  background: rgba(20, 184, 166, 0.15);
  color: #5eead4;
  border: 1px solid rgba(20, 184, 166, 0.25);
  font-weight: 500;
}

#emhVocabGlossPopover .popover-example {
  font-size: 0.725rem;
  color: #94a3b8;
  font-style: italic;
  margin-top: 0.5rem;
  padding-left: 0.5rem;
  border-left: 2px solid #10b981;
  line-height: 1.35;
}

#emhVocabGlossPopover .popover-close {
  position: absolute;
  top: 0.6rem;
  right: 0.6rem;
  width: 22px;
  height: 22px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.08);
  border: none;
  color: #94a3b8;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 14px;
  line-height: 1;
  transition: all 0.15s ease;
}
#emhVocabGlossPopover .popover-close:hover {
  background: rgba(255, 255, 255, 0.2);
  color: #ffffff;
}

/* Test Selector Modal */
.modal-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(15, 23, 42, 0.65);
  backdrop-filter: blur(4px);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1.25rem;
  z-index: 9999;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.2s ease-in-out;
}
.modal-backdrop.open {
  opacity: 1;
  pointer-events: auto;
}

.modal-card {
  background: #ffffff;
  border-radius: 1rem;
  box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 8px 10px -6px rgba(0, 0, 0, 0.1);
  width: 100%;
  max-width: 680px;
  max-height: 85vh;
  display: flex;
  flex-direction: column;
  overflow: hidden;
  transform: scale(0.96);
  transition: transform 0.2s cubic-bezier(0.16, 1, 0.3, 1);
}
.modal-backdrop.open .modal-card {
  transform: scale(1);
}

.modal-header {
  padding: 1.25rem 1.5rem;
  border-bottom: 1px solid var(--border-subtle);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.modal-body {
  padding: 1.25rem 1.5rem;
  overflow-y: auto;
  flex: 1 1 auto;
}

/* Toast Alerts */
.practice-toast {
  position: fixed;
  top: 1.25rem;
  right: 1.25rem;
  background: #ffffff;
  border: 1px solid #fcd34d;
  box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
  border-radius: 0.75rem;
  padding: 1rem 1.25rem;
  max-width: 380px;
  z-index: 10000;
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
  animation: slideToast 0.3s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}

@keyframes slideToast {
  from { transform: translateY(-20px); opacity: 0; }
  to { transform: translateY(0); opacity: 1; }
}

/* Instruction Line Formatting */
.instruction-line {
  display: block;
  margin-bottom: 0.35rem;
  line-height: 1.6;
}
.instruction-line:last-child {
  margin-bottom: 0;
}

/* Interactive Pick from a List */
.pick-list-container {
  margin-bottom: 1.25rem;
}
.pick-list-grid {
  display: flex;
  flex-direction: column;
  gap: 0.625rem;
}
.pick-option-card {
  display: flex;
  align-items: flex-start;
  gap: 0.875rem;
  padding: 0.75rem 1rem;
  background: #ffffff;
  border: 1.5px solid #e2e8f0;
  border-radius: 0.625rem;
  cursor: pointer;
  user-select: none;
  transition: all 0.15s ease-in-out;
  box-shadow: 0 1px 2px rgba(0, 0, 0, 0.03);
}
.pick-option-card:hover {
  border-color: #94a3b8;
  background: #f8fafc;
  transform: translateY(-1px);
}
.pick-option-card:active {
  transform: translateY(0);
}
.pick-option-card.selected {
  border-color: #2563eb;
  background: #eff6ff;
  box-shadow: 0 0 0 1px #2563eb, 0 2px 4px rgba(37, 99, 235, 0.08);
}
.pick-letter-badge {
  flex-shrink: 0;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 1.75rem;
  height: 1.75rem;
  border-radius: 9999px;
  background: #f1f5f9;
  color: #334155;
  font-weight: 700;
  font-size: 0.875rem;
  transition: all 0.15s ease-in-out;
}
.pick-option-card:hover .pick-letter-badge {
  background: #e2e8f0;
  color: #0f172a;
}
.pick-option-card.selected .pick-letter-badge {
  background: #2563eb;
  color: #ffffff;
}
.pick-option-text {
  flex: 1 1 auto;
  font-size: 0.9375rem;
  color: #1e293b;
  line-height: 1.5;
  padding-top: 0.1rem;
}
.pick-option-card.selected .pick-option-text {
  color: #1e3a8a;
  font-weight: 500;
}

/* Post-submission card states */
.pick-option-card.correct-answer {
  border-color: #059669 !important;
  background: #ecfdf5 !important;
  box-shadow: 0 0 0 1px #059669, 0 2px 4px rgba(5, 150, 105, 0.1) !important;
}
.pick-option-card.correct-answer .pick-letter-badge {
  background: #059669 !important;
  color: #ffffff !important;
}
.pick-option-card.correct-answer .pick-option-text {
  color: #064e3b !important;
  font-weight: 600 !important;
}

.pick-option-card.incorrect-answer {
  border-color: #dc2626 !important;
  background: #fef2f2 !important;
  box-shadow: 0 0 0 1px #dc2626, 0 2px 4px rgba(220, 38, 38, 0.1) !important;
}
.pick-option-card.incorrect-answer .pick-letter-badge {
  background: #dc2626 !important;
  color: #ffffff !important;
}
.pick-option-card.incorrect-answer .pick-option-text {
  color: #7f1d1d !important;
}

.pick-option-card.missed-answer {
  border: 1.5px dashed #059669 !important;
  background: #f0fdf4 !important;
  box-shadow: 0 2px 4px rgba(5, 150, 105, 0.06) !important;
}
.pick-option-card.missed-answer .pick-letter-badge {
  background: #a7f3d0 !important;
  color: #065f46 !important;
  border: 1px solid #059669;
}
.pick-option-card.missed-answer .pick-option-text {
  color: #065f46 !important;
  font-style: italic;
}
.pick-option-card.missed-answer::after {
  content: '✓ (Correct option)';
  margin-left: auto;
  font-size: 0.75rem;
  font-weight: 600;
  color: #059669;
  background: #d1fae5;
  padding: 0.2rem 0.5rem;
  border-radius: 9999px;
  align-self: center;
}

/* Pick from list choices row */
.pick-choices-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-top: 0.75rem;
  padding: 0.75rem 1rem;
  background: #f8fafc;
  border: 1px solid #e2e8f0;
  border-radius: 0.5rem;
  align-items: center;
}
.pick-choice-item {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
}
.pick-choice-item .text-input {
  font-weight: 600;
  color: #1e293b;
}

/* Universal Question Instruction Box */
.q-instruction-box {
  background-color: #f8fafc;
  border: 1px solid #e2e8f0;
  border-radius: 0.625rem;
  padding: 0.875rem 1.125rem;
  margin-bottom: 1.25rem;
  font-size: 0.875rem;
  color: #334155;
  line-height: 1.6;
}
.q-instruction-box .instruction-line {
  display: block;
  margin-bottom: 0.35rem;
}
.q-instruction-box .instruction-line:last-child {
  margin-bottom: 0;
}

/* Unanswered Question Highlight & Pulse Indicator */
.unanswered-highlight {
  border-color: #f59e0b !important;
  box-shadow: 0 0 0 3px rgba(245, 158, 11, 0.35) !important;
  background-color: rgba(254, 243, 199, 0.4) !important;
  border-radius: 0.5rem;
  transition: all 0.25s ease-in-out;
  animation: pulse-unanswered 2s infinite ease-in-out;
}

@keyframes pulse-unanswered {
  0%, 100% {
    box-shadow: 0 0 0 3px rgba(245, 158, 11, 0.4);
  }
  50% {
    box-shadow: 0 0 0 6px rgba(245, 158, 11, 0.15);
  }
}



/* ==========================================================================
   Universal Mobile & Touch Scrolling Viewport Rules (Highest Specificity)
   ========================================================================== */
@media (max-width: 768px) {
  html {
    height: auto !important;
    min-height: 100% !important;
    overflow-x: hidden !important;
    overflow-y: auto !important;
    -webkit-overflow-scrolling: touch !important;
  }

  body,
  body.is-mobile-view {
    height: auto !important;
    min-height: 100% !important;
    overflow-x: hidden !important;
    overflow-y: visible !important;
    -webkit-overflow-scrolling: touch !important;
  }

  .practice-container,
  .ielts-container {
    display: flex !important;
    flex-direction: column !important;
    height: auto !important;
    min-height: 100% !important;
    overflow: visible !important;
  }

  .content-panes {
    display: flex !important;
    flex-direction: column !important;
    height: auto !important;
    min-height: 0 !important;
    overflow: visible !important;
  }

  .pane {
    height: auto !important;
    overflow: visible !important;
    overflow-y: visible !important;
    padding: 1.25rem 1rem !important;
  }

  .splitter {
    display: none !important;
  }
}