:root {
  /* Medical Light Teal Theme (Identical to Android Color.kt) */
  --primary: #006A6F;
  --primary-hover: #005357;
  --on-primary: #FFFFFF;
  --primary-container: #9CF1F6;
  --on-primary-container: #002022;
  --secondary: #4A6365;
  --secondary-container: #CCE8EA;
  --on-secondary-container: #051F21;
  --background: #F4FBFB;
  --surface: #FFFFFF;
  --surface-rgb: 255, 255, 255;
  --surface-variant: #E0EFF0;
  --on-background: #191C1D;
  --on-surface: #191C1D;
  --on-surface-variant: #3F494A;
  --outline: #DAE5E6;
  --outline-variant: #BFC8C9;
  --success: #2E7D32;
  --success-container: #E8F5E9;
  --error: #D32F2F;
  --error-container: #FFEBEE;
  --warning: #ED6C02;
  --warning-container: #FFF3E0;
  --badge-n-bg: #FFEBEE;
  --badge-n-color: #D32F2F;
  --shadow-sm: 0 1px 3px rgba(0, 106, 111, 0.06);
  --shadow-md: 0 4px 14px rgba(0, 106, 111, 0.08), 0 2px 6px rgba(0, 106, 111, 0.04);
  --shadow-lg: 0 10px 25px rgba(0, 106, 111, 0.12), 0 4px 10px rgba(0, 106, 111, 0.06);
  --radius-sm: 10px;
  --radius-md: 16px;
  --radius-lg: 24px;
  --radius-xl: 32px;
  --radius-full: 9999px;
  --font-family: 'Cairo', system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
}

[data-theme="dark"] {
  /* Medical Dark Teal Theme (Identical to Android Color.kt) */
  --primary: #80D8DE;
  --primary-hover: #67CCD3;
  --on-primary: #00373A;
  --primary-container: #004F54;
  --on-primary-container: #9CF1F6;
  --secondary: #B0CBCD;
  --secondary-container: #324B4C;
  --on-secondary-container: #CCE8EA;
  --background: #0F1415;
  --surface: #171D1E;
  --surface-rgb: 23, 29, 30;
  --surface-variant: #222B2D;
  --on-background: #E1E3E3;
  --on-surface: #E1E3E3;
  --on-surface-variant: #A4B2B3;
  --outline: #334042;
  --outline-variant: #283335;
  --success: #66BB6A;
  --success-container: #143518;
  --error: #EF5350;
  --error-container: #3B1416;
  --warning: #FFA726;
  --warning-container: #3E2408;
  --badge-n-bg: #3B1416;
  --badge-n-color: #EF5350;
  --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.4);
  --shadow-md: 0 4px 14px rgba(0, 0, 0, 0.4);
  --shadow-lg: 0 10px 25px rgba(0, 0, 0, 0.5);
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
  -webkit-tap-highlight-color: transparent;
}

body {
  font-family: var(--font-family);
  background-color: var(--background);
  color: var(--on-background);
  direction: rtl;
  min-height: 100vh;
  line-height: 1.6;
  transition: background-color 0.25s, color 0.25s;
}

/* App Header */
.app-header {
  background: var(--surface);
  border-bottom: 1px solid var(--outline);
  position: sticky;
  top: 0;
  z-index: 50;
  backdrop-filter: blur(12px);
  background: rgba(var(--surface), 0.95);
  box-shadow: var(--shadow-sm);
}

.header-container {
  max-width: 1080px;
  margin: 0 auto;
  padding: 12px 16px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.brand-section {
  display: flex;
  align-items: center;
  gap: 12px;
}

.brand-logo {
  width: 44px;
  height: 44px;
  border-radius: var(--radius-md);
  background: linear-gradient(135deg, #1976D2, #00796B);
  color: white;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 22px;
  box-shadow: var(--shadow-sm);
  flex-shrink: 0;
}

.brand-info h1 {
  font-size: 1.15rem;
  font-weight: 800;
  color: var(--on-background);
  line-height: 1.25;
}

.brand-author {
  font-size: 0.78rem;
  font-weight: 600;
  background: linear-gradient(90deg, #1976D2, #00796B, #7B1FA2);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  display: inline-block;
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 8px;
}

.icon-btn {
  width: 40px;
  height: 40px;
  border-radius: var(--radius-full);
  border: 1px solid var(--outline);
  background: var(--surface);
  color: var(--on-surface);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  font-size: 18px;
  transition: all 0.2s;
  position: relative;
}

.icon-btn:hover {
  background: var(--surface-variant);
  transform: translateY(-1px);
}

.fav-badge-count {
  position: absolute;
  top: -4px;
  left: -4px;
  background: var(--primary);
  color: white;
  font-size: 11px;
  font-weight: 800;
  padding: 1px 5px;
  border-radius: var(--radius-full);
  min-width: 18px;
  text-align: center;
}

/* Main Container */
.main-content {
  max-width: 1080px;
  margin: 0 auto;
  padding: 16px;
}

/* Category Tabs */
.dept-tabs {
  display: flex;
  gap: 8px;
  background: var(--surface);
  padding: 6px;
  border-radius: var(--radius-md);
  border: 1px solid var(--outline);
  margin-bottom: 16px;
}

.dept-tab-btn {
  flex: 1;
  padding: 10px 14px;
  border: none;
  background: transparent;
  color: var(--on-surface-variant);
  font-family: inherit;
  font-weight: 700;
  font-size: 0.95rem;
  border-radius: var(--radius-sm);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  transition: all 0.2s;
}

.dept-tab-btn.active {
  background: var(--primary);
  color: white;
  box-shadow: var(--shadow-sm);
}

/* Mode Switcher */
.mode-bar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 16px;
}

.mode-pills {
  display: flex;
  gap: 8px;
}

.mode-pill {
  padding: 8px 16px;
  border-radius: var(--radius-full);
  border: 1px solid var(--outline);
  background: var(--surface);
  color: var(--on-surface);
  font-family: inherit;
  font-size: 0.88rem;
  font-weight: 700;
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 6px;
  transition: all 0.2s;
}

.mode-pill.active {
  background: var(--secondary);
  color: white;
  border-color: var(--secondary);
}

.search-input-wrap {
  position: relative;
  flex: 1;
  min-width: 200px;
  max-width: 380px;
}

.search-input {
  width: 100%;
  padding: 9px 36px 9px 14px;
  border-radius: var(--radius-full);
  border: 1px solid var(--outline);
  background: var(--surface);
  color: var(--on-surface);
  font-family: inherit;
  font-size: 0.88rem;
  outline: none;
  transition: border-color 0.2s;
}

.search-input:focus {
  border-color: var(--primary);
}

.search-icon {
  position: absolute;
  right: 12px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--on-surface-variant);
  font-size: 16px;
  pointer-events: none;
}

/* Specialties Horizontal Scroll / Grid */
.specialties-scroll {
  display: flex;
  gap: 8px;
  overflow-x: auto;
  padding-bottom: 8px;
  margin-bottom: 20px;
  scrollbar-width: thin;
}

.specialty-chip {
  flex-shrink: 0;
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 8px 14px;
  border-radius: var(--radius-full);
  border: 1px solid var(--outline);
  background: var(--surface);
  color: var(--on-surface);
  font-family: inherit;
  font-size: 0.85rem;
  font-weight: 700;
  cursor: pointer;
  transition: all 0.2s;
  white-space: nowrap;
}

.specialty-chip:hover {
  background: var(--surface-variant);
}

.specialty-chip.active {
  background: var(--primary-container);
  color: var(--on-primary-container);
  border-color: var(--primary);
}

.specialty-count {
  font-size: 0.75rem;
  padding: 1px 6px;
  background: rgba(0,0,0,0.06);
  border-radius: var(--radius-full);
  font-weight: 800;
}

[data-theme="dark"] .specialty-count {
  background: rgba(255,255,255,0.12);
}

/* Question Area */
.question-view {
  background: var(--surface);
  border-radius: var(--radius-lg);
  border: 1px solid var(--outline);
  padding: 24px;
  box-shadow: var(--shadow-sm);
  margin-bottom: 24px;
}

.question-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 16px;
  gap: 12px;
}

.q-meta-left {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
}

.q-badge {
  padding: 4px 10px;
  border-radius: var(--radius-sm);
  font-size: 0.78rem;
  font-weight: 800;
}

.q-badge-subcat {
  background: var(--secondary-container);
  color: var(--secondary);
}

.badge-new-n {
  background: var(--badge-n-bg);
  color: var(--badge-n-color);
  border: 1px solid var(--badge-n-color);
  font-weight: 900;
  padding: 1px 7px;
  border-radius: 4px;
  font-size: 0.78rem;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

.q-count-indicator {
  font-size: 0.82rem;
  font-weight: 700;
  color: var(--on-surface-variant);
}

.q-actions-right {
  display: flex;
  align-items: center;
  gap: 6px;
}

.action-pill-btn {
  padding: 6px 10px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--outline);
  background: var(--surface);
  color: var(--on-surface);
  font-family: inherit;
  font-size: 0.8rem;
  font-weight: 700;
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 4px;
  transition: all 0.2s;
}

.action-pill-btn:hover {
  background: var(--surface-variant);
}

.action-pill-btn.active-fav {
  color: #FFA000;
  border-color: #FFA000;
  background: #FFF8E1;
}

.action-pill-btn.active,
.action-pill-btn.active-translate {
  color: #FFFFFF !important;
  border-color: var(--primary) !important;
  background: var(--primary) !important;
  box-shadow: 0 2px 6px rgba(0, 106, 111, 0.3);
}

.action-pill-btn.active span,
.action-pill-btn.active-translate span {
  color: #FFFFFF !important;
}

/* Arabic Translation Card */
.arabic-translation-card {
  margin-top: 10px;
  margin-bottom: 6px;
  padding: 12px 14px;
  background: #E8F5E9;
  border: 1.5px solid #81C784;
  border-radius: var(--radius-md);
  animation: fadeIn 0.22s ease-out;
  direction: rtl;
  text-align: right;
}

.arabic-translation-card .trans-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 6px;
}

.arabic-translation-card .trans-tag {
  font-size: 0.8rem;
  font-weight: 800;
  color: #1B5E20;
  display: flex;
  align-items: center;
  gap: 4px;
}

.arabic-translation-card .trans-source {
  font-size: 0.72rem;
  color: #2E7D32;
  background: rgba(46, 125, 50, 0.12);
  padding: 2px 8px;
  border-radius: var(--radius-full);
  font-weight: 700;
}

.arabic-translation-card .trans-body {
  font-size: 1.05rem;
  font-weight: 700;
  color: #0A360C;
  line-height: 1.6;
}

.option-ar-sub {
  display: block;
  font-size: 0.86rem;
  color: var(--primary);
  font-weight: 700;
  margin-top: 4px;
  direction: rtl;
  text-align: right;
  line-height: 1.4;
}

/* Question Text */
.question-text-box {
  margin-bottom: 24px;
}

.question-text {
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--on-surface);
  line-height: 1.6;
}

.question-text.en-sub {
  margin-top: 8px;
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--on-surface-variant);
  direction: ltr;
  text-align: left;
}

/* Options Grid */
.options-list {
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin-bottom: 24px;
}

.option-item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 14px 16px;
  border-radius: var(--radius-md);
  border: 1.5px solid var(--outline);
  background: var(--surface);
  color: var(--on-surface);
  font-family: inherit;
  font-size: 0.98rem;
  font-weight: 600;
  cursor: pointer;
  text-align: right;
  transition: all 0.18s;
  user-select: none;
}

.option-item:hover:not(.locked) {
  border-color: var(--primary);
  background: var(--surface-variant);
  transform: translateX(-2px);
}

.option-letter {
  width: 32px;
  height: 32px;
  border-radius: var(--radius-full);
  background: var(--surface-variant);
  border: 1px solid var(--outline);
  color: var(--on-surface);
  font-weight: 800;
  font-size: 0.88rem;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.option-content {
  flex: 1;
}

.option-en-sub {
  display: block;
  font-size: 0.82rem;
  color: var(--on-surface-variant);
  margin-top: 2px;
  direction: ltr;
  text-align: left;
}

/* Option States */
.option-item.selected {
  border-color: var(--primary);
  background: var(--primary-container);
  color: var(--on-primary-container);
}

.option-item.selected .option-letter {
  background: var(--primary);
  color: white;
  border-color: var(--primary);
}

.option-item.correct {
  border-color: var(--success) !important;
  background: var(--success-container) !important;
  color: var(--success) !important;
  font-weight: 800;
}

.option-item.correct .option-letter {
  background: var(--success) !important;
  color: white !important;
  border-color: var(--success) !important;
}

.option-item.wrong {
  border-color: var(--error) !important;
  background: var(--error-container) !important;
  color: var(--error) !important;
}

.option-item.wrong .option-letter {
  background: var(--error) !important;
  color: white !important;
  border-color: var(--error) !important;
}

/* Explanation Box */
.explanation-card {
  background: var(--surface-variant);
  border-radius: var(--radius-md);
  border-right: 4px solid var(--primary);
  padding: 16px;
  margin-bottom: 20px;
  animation: fadeIn 0.3s ease;
}

.explanation-title {
  font-size: 0.88rem;
  font-weight: 800;
  color: var(--primary);
  margin-bottom: 6px;
  display: flex;
  align-items: center;
  gap: 6px;
}

.explanation-text {
  font-size: 0.92rem;
  color: var(--on-surface);
  line-height: 1.6;
}

/* Nav Controls */
.nav-controls {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.btn-primary {
  padding: 10px 22px;
  background: var(--primary);
  color: white;
  border: none;
  border-radius: var(--radius-md);
  font-family: inherit;
  font-weight: 700;
  font-size: 0.95rem;
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 8px;
  transition: all 0.2s;
  box-shadow: var(--shadow-sm);
}

.btn-primary:hover:not(:disabled) {
  opacity: 0.92;
  transform: translateY(-1px);
}

.btn-primary:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

.btn-secondary {
  padding: 10px 18px;
  background: var(--surface);
  color: var(--on-surface);
  border: 1px solid var(--outline);
  border-radius: var(--radius-md);
  font-family: inherit;
  font-weight: 700;
  font-size: 0.92rem;
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 6px;
  transition: all 0.2s;
}

.btn-secondary:hover:not(:disabled) {
  background: var(--surface-variant);
}

/* Exam Timer & Progress Bar */
.exam-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: var(--surface);
  padding: 12px 18px;
  border-radius: var(--radius-md);
  border: 1px solid var(--outline);
  margin-bottom: 16px;
}

.timer-box {
  display: flex;
  align-items: center;
  gap: 6px;
  font-weight: 800;
  font-size: 1.1rem;
  color: var(--primary);
  font-variant-numeric: tabular-nums;
}

.progress-track {
  flex: 1;
  max-width: 320px;
  height: 8px;
  background: var(--outline);
  border-radius: var(--radius-full);
  overflow: hidden;
  margin: 0 16px;
}

.progress-fill {
  height: 100%;
  background: linear-gradient(90deg, var(--primary), var(--secondary));
  transition: width 0.3s ease;
}

/* Exam Result Card */
.result-card {
  background: var(--surface);
  border-radius: var(--radius-lg);
  border: 1px solid var(--outline);
  padding: 32px 24px;
  text-align: center;
  box-shadow: var(--shadow-md);
}

.result-score-circle {
  width: 120px;
  height: 120px;
  border-radius: var(--radius-full);
  margin: 0 auto 20px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  box-shadow: var(--shadow-md);
}

.score-num {
  font-size: 2rem;
  font-weight: 900;
  line-height: 1;
}

.score-pct {
  font-size: 0.85rem;
  font-weight: 700;
}

.result-title {
  font-size: 1.4rem;
  font-weight: 800;
  margin-bottom: 8px;
}

.result-desc {
  font-size: 0.95rem;
  color: var(--on-surface-variant);
  margin-bottom: 24px;
}

.result-stats-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
  max-width: 500px;
  margin: 0 auto 28px;
}

.stat-item {
  background: var(--surface-variant);
  padding: 12px;
  border-radius: var(--radius-md);
}

.stat-val {
  font-size: 1.25rem;
  font-weight: 800;
  display: block;
}

.stat-lbl {
  font-size: 0.78rem;
  color: var(--on-surface-variant);
  font-weight: 600;
}

/* Animations */
@keyframes fadeIn {
  from { opacity: 0; transform: translateY(6px); }
  to { opacity: 1; transform: translateY(0); }
}

/* Responsive */
@media (max-width: 640px) {
  .header-container {
    padding: 10px 12px;
  }
  .brand-info h1 {
    font-size: 0.98rem;
  }
  .brand-author {
    font-size: 0.7rem;
  }
  .question-view {
    padding: 16px;
  }
  .question-text {
    font-size: 1.05rem;
  }
  .option-item {
    padding: 12px 14px;
    font-size: 0.92rem;
  }
  .result-stats-grid {
    grid-template-columns: 1fr;
  }
}

/* VIP Header Button */
.vip-header-btn {
  background: linear-gradient(135deg, #FFB300 0%, #FF8F00 100%);
  color: #212121;
  font-weight: 800;
  border: none;
  padding: 6px 14px;
  border-radius: var(--radius-full);
  font-size: 0.84rem;
  font-family: inherit;
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 6px;
  box-shadow: 0 2px 6px rgba(255, 143, 0, 0.3);
  transition: transform 0.15s, box-shadow 0.15s;
}

.vip-header-btn.activated {
  background: linear-gradient(135deg, #43A047 0%, #2E7D32 100%);
  color: #FFFFFF;
  box-shadow: 0 2px 6px rgba(46, 125, 50, 0.3);
}

.vip-header-btn:hover {
  transform: translateY(-1px);
}

/* Badge Oral */
.badge-oral {
  background: #E0F7FA;
  color: #00838F;
  border: 1px solid #80DEEA;
  padding: 3px 8px;
  border-radius: var(--radius-sm);
  font-size: 0.75rem;
  font-weight: 800;
}

[data-theme="dark"] .badge-oral {
  background: #0A2E33;
  color: #26C6DA;
  border-color: #00838F;
}

/* Oral Model Answer Box */
.oral-answer-card {
  background: var(--surface-variant);
  border: 1.5px solid var(--primary);
  border-radius: var(--radius-md);
  padding: 16px;
  margin-bottom: 20px;
}

.oral-card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 12px;
  padding-bottom: 8px;
  border-bottom: 1px dashed var(--outline);
}

.oral-card-title {
  font-weight: 800;
  font-size: 0.95rem;
  color: var(--primary);
}

.oral-answer-content {
  font-size: 0.98rem;
  line-height: 1.8;
  color: var(--on-surface);
  white-space: pre-wrap;
  font-weight: 600;
}

/* Study Materials View */
.materials-header {
  margin-bottom: 24px;
}

.materials-intro h2 {
  font-size: 1.35rem;
  font-weight: 800;
  margin-bottom: 6px;
}

.materials-intro p {
  color: var(--on-surface-variant);
  font-size: 0.92rem;
  margin-bottom: 16px;
}

.materials-filter-bar {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  align-items: center;
  justify-content: space-between;
}

.materials-chips {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

.mat-chip {
  padding: 8px 16px;
  border-radius: var(--radius-full);
  border: 1.5px solid var(--outline);
  background: var(--surface);
  color: var(--on-surface-variant);
  font-family: inherit;
  font-weight: 700;
  font-size: 0.85rem;
  cursor: pointer;
  transition: all 0.2s;
}

.mat-chip.active {
  background: var(--primary-container);
  color: var(--on-primary-container);
  border-color: var(--primary);
}

.materials-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: 16px;
}

.material-card {
  background: var(--surface);
  border: 1px solid var(--outline);
  border-radius: var(--radius-md);
  padding: 18px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  box-shadow: var(--shadow-sm);
  transition: transform 0.2s, box-shadow 0.2s;
}

.material-card:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.mat-top {
  display: flex;
  gap: 12px;
  margin-bottom: 12px;
}

.mat-icon {
  font-size: 2rem;
  line-height: 1;
}

.mat-title {
  font-size: 1.02rem;
  font-weight: 800;
  color: var(--on-surface);
  margin-bottom: 4px;
}

.mat-desc {
  font-size: 0.85rem;
  color: var(--on-surface-variant);
  line-height: 1.5;
  margin-bottom: 14px;
}

.mat-meta {
  display: flex;
  gap: 10px;
  font-size: 0.78rem;
  color: var(--on-surface-variant);
  font-weight: 700;
  margin-bottom: 14px;
}

.mat-actions {
  display: flex;
  gap: 8px;
}

.mat-btn {
  flex: 1;
  padding: 9px 12px;
  border-radius: var(--radius-sm);
  font-family: inherit;
  font-weight: 700;
  font-size: 0.85rem;
  cursor: pointer;
  text-align: center;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 4px;
  transition: opacity 0.2s;
}

.mat-btn-view {
  background: var(--primary);
  color: #ffffff;
  border: none;
}

.mat-btn-download {
  background: var(--surface-variant);
  color: var(--on-surface);
  border: 1px solid var(--outline);
}

.mat-btn:hover {
  opacity: 0.9;
}

/* Trial & VIP Activation Modal */
.modal-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.65);
  backdrop-filter: blur(8px);
  z-index: 1000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 16px;
  animation: fadeIn 0.2s ease-out;
}

.modal-card {
  background: var(--surface);
  color: var(--on-surface);
  border-radius: var(--radius-lg);
  max-width: 480px;
  width: 100%;
  padding: 24px;
  border: 1px solid var(--outline);
  box-shadow: var(--shadow-lg);
}

.modal-header {
  text-align: center;
  margin-bottom: 16px;
}

.vip-icon-ring {
  width: 60px;
  height: 60px;
  margin: 0 auto 12px;
  background: var(--primary-container);
  color: var(--primary);
  font-size: 1.8rem;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
}

.modal-title {
  font-size: 1.25rem;
  font-weight: 800;
  margin-bottom: 6px;
  color: var(--primary);
}

.modal-subtitle {
  font-size: 0.88rem;
  color: var(--on-surface-variant);
  line-height: 1.5;
}

.id-box-wrapper {
  background: var(--surface-variant);
  border: 1px dashed var(--outline);
  border-radius: var(--radius-md);
  padding: 12px 14px;
  margin-bottom: 16px;
}

.id-label {
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--on-surface-variant);
  margin-bottom: 6px;
}

.id-code-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
}

.id-code {
  font-family: monospace;
  font-weight: 800;
  font-size: 1.1rem;
  color: var(--primary);
  letter-spacing: 1px;
}

.contact-buttons-group {
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin-bottom: 16px;
}

.contact-btn {
  padding: 10px 14px;
  border-radius: var(--radius-md);
  font-weight: 700;
  font-size: 0.88rem;
  text-decoration: none;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  transition: opacity 0.2s;
}

.whatsapp-btn {
  background: #25D366;
  color: #FFFFFF;
}

.telegram-btn {
  background: #0088CC;
  color: #FFFFFF;
}

.code-input-section {
  margin-bottom: 16px;
}

.code-input {
  flex: 1;
  padding: 10px 14px;
  border-radius: var(--radius-md);
  border: 1.5px solid var(--outline);
  background: var(--surface);
  color: var(--on-surface);
  font-family: monospace;
  font-size: 1rem;
  font-weight: 700;
  letter-spacing: 1px;
}

.error-msg {
  color: var(--error);
  font-size: 0.82rem;
  font-weight: 700;
  margin-top: 6px;
}

/* Google Authentication & User Profile */
.auth-header-wrapper {
  position: relative;
  display: flex;
  align-items: center;
}

.google-auth-btn {
  background: var(--surface);
  color: var(--on-surface);
  border: 1.5px solid var(--outline);
  border-radius: var(--radius-full);
  padding: 6px 14px;
  font-family: inherit;
  font-weight: 700;
  font-size: 0.85rem;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  box-shadow: var(--shadow-sm);
  transition: all 0.2s;
}

.google-auth-btn:hover {
  background: var(--surface-variant);
  border-color: var(--primary);
  transform: translateY(-1px);
}

.google-auth-btn-full {
  width: 100%;
  background: var(--surface);
  color: var(--on-surface);
  border: 1.5px solid var(--outline);
  border-radius: var(--radius-md);
  padding: 12px 16px;
  font-family: inherit;
  font-weight: 700;
  font-size: 0.95rem;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  box-shadow: var(--shadow-sm);
  margin-bottom: 14px;
  transition: all 0.2s;
}

.google-auth-btn-full:hover {
  background: var(--surface-variant);
  border-color: var(--primary);
}

.user-profile-badge {
  display: flex;
  align-items: center;
  gap: 8px;
  background: var(--surface-variant);
  border: 1px solid var(--outline);
  border-radius: var(--radius-full);
  padding: 4px 10px 4px 6px;
  cursor: pointer;
  transition: background-color 0.2s;
}

.user-profile-badge:hover {
  background: var(--primary-container);
}

.user-avatar {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  object-fit: cover;
  border: 1.5px solid var(--primary);
}

.user-avatar-initial {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: var(--primary);
  color: #ffffff;
  font-weight: 800;
  font-size: 0.95rem;
  display: flex;
  align-items: center;
  justify-content: center;
}

.user-meta-header {
  display: flex;
  flex-direction: column;
  line-height: 1.2;
}

.user-name-text {
  font-size: 0.82rem;
  font-weight: 700;
  max-width: 110px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.user-tag-trial {
  font-size: 0.68rem;
  font-weight: 700;
  color: var(--warning);
}

.user-tag-vip {
  font-size: 0.68rem;
  font-weight: 800;
  color: var(--success);
}

/* User Dropdown Menu */
.user-dropdown-menu {
  position: absolute;
  top: 110%;
  left: 0;
  min-width: 260px;
  background: var(--surface);
  border: 1px solid var(--outline);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-lg);
  padding: 12px;
  z-index: 100;
  animation: fadeIn 0.15s ease-out;
}

.dropdown-header {
  padding-bottom: 8px;
}

.dropdown-name {
  font-weight: 800;
  font-size: 0.95rem;
  color: var(--on-surface);
}

.dropdown-email {
  font-size: 0.78rem;
  color: var(--on-surface-variant);
  word-break: break-all;
  margin-top: 2px;
}

.dropdown-vip-status {
  margin-top: 6px;
  font-size: 0.78rem;
  font-weight: 800;
}

.dropdown-divider {
  height: 1px;
  background: var(--outline);
  margin: 8px 0;
}

.dropdown-item-btn {
  width: 100%;
  text-align: right;
  background: none;
  border: none;
  padding: 8px 10px;
  border-radius: var(--radius-sm);
  font-family: inherit;
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--on-surface);
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 8px;
  transition: background-color 0.15s;
}

.dropdown-item-btn:hover {
  background: var(--surface-variant);
}

.signout-btn {
  color: var(--error);
}

.signout-btn:hover {
  background: var(--error-container);
}

/* User Welcome Notice Banner */
.user-banner-notice {
  background: linear-gradient(135deg, var(--primary-container) 0%, var(--surface-variant) 100%);
  border: 1px solid var(--primary);
  border-radius: var(--radius-md);
  padding: 12px 16px;
  margin-bottom: 16px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  flex-wrap: wrap;
}

.banner-content {
  display: flex;
  align-items: center;
  gap: 10px;
}

.banner-icon {
  font-size: 1.5rem;
}

.banner-text {
  display: flex;
  flex-direction: column;
  font-size: 0.88rem;
}

.modal-login-prompt {
  background: var(--surface-variant);
  border: 1px dashed var(--outline);
  border-radius: var(--radius-md);
  padding: 12px;
  margin-bottom: 16px;
  text-align: center;
}

/* Google Auth Modal Styles */
.auth-icon-ring {
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background: var(--surface);
  border: 2px solid var(--outline);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 12px;
  box-shadow: var(--shadow-sm);
}

.auth-divider {
  display: flex;
  align-items: center;
  text-align: center;
  margin: 16px 0;
  color: var(--on-surface-variant);
  font-size: 0.8rem;
  font-weight: 700;
}

.auth-divider::before,
.auth-divider::after {
  content: '';
  flex: 1;
  border-bottom: 1px solid var(--outline);
}

.auth-divider span {
  padding: 0 10px;
}

.manual-auth-box {
  background: var(--surface-variant);
  border: 1px solid var(--outline);
  border-radius: var(--radius-md);
  padding: 14px;
  text-align: right;
}

.auth-field-label {
  display: block;
  font-weight: 700;
  font-size: 0.84rem;
  margin-bottom: 6px;
  color: var(--on-surface);
}

.input-icon-wrap {
  position: relative;
  display: flex;
  align-items: center;
}

.field-icon {
  position: absolute;
  right: 12px;
  font-size: 1.1rem;
  pointer-events: none;
}

.input-icon-wrap input {
  padding-right: 40px !important;
}

.auth-status-msg {
  font-size: 0.84rem;
  font-weight: 700;
  padding: 10px 12px;
  border-radius: var(--radius-sm);
  margin-bottom: 12px;
  text-align: center;
  line-height: 1.4;
}

.auth-status-info {
  background: var(--primary-container);
  color: var(--on-primary-container);
  border: 1px solid var(--primary);
}

.auth-status-warn {
  background: var(--warning-container);
  color: #c05621;
  border: 1px solid var(--warning);
}

.auth-status-success {
  background: var(--success-container);
  color: var(--success);
  border: 1px solid var(--success);
}

/* PWA Install & Offline Bar */
.pwa-install-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: linear-gradient(135deg, #0F4C81, #1976D2);
  color: #fff;
  border: none;
  border-radius: var(--radius-full);
  padding: 6px 14px;
  font-size: 0.82rem;
  font-weight: 800;
  cursor: pointer;
  box-shadow: 0 2px 6px rgba(15, 76, 129, 0.35);
  transition: transform 0.15s, box-shadow 0.15s;
}
.pwa-install-btn:hover {
  transform: translateY(-1px);
  box-shadow: 0 4px 10px rgba(15, 76, 129, 0.45);
}
.network-status-badge {
  font-size: 0.75rem;
  font-weight: 700;
  padding: 3px 8px;
  border-radius: var(--radius-full);
  display: inline-flex;
  align-items: center;
  gap: 4px;
}
.network-online {
  background: var(--success-container);
  color: var(--success);
  border: 1px solid var(--success);
}
.network-offline {
  background: var(--warning-container);
  color: var(--warning);
  border: 1px solid var(--warning);
}

/* Clinical Atlas Styles */
.atlas-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: 16px;
  margin-top: 16px;
}
.atlas-card {
  background: var(--surface);
  border: 1px solid var(--outline);
  border-radius: var(--radius-md);
  padding: 16px;
  box-shadow: var(--shadow-sm);
  transition: transform 0.2s, box-shadow 0.2s;
  display: flex;
  flex-direction: column;
}
.atlas-card:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}
.atlas-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 10px;
}
.atlas-type-tag {
  font-size: 0.72rem;
  font-weight: 800;
  padding: 3px 8px;
  border-radius: var(--radius-sm);
  background: var(--primary-container);
  color: var(--on-primary-container);
}
.atlas-title-ar {
  font-size: 1.05rem;
  font-weight: 800;
  color: var(--on-surface);
  margin-bottom: 4px;
}
.atlas-title-en {
  font-size: 0.85rem;
  color: var(--on-surface-variant);
  margin-bottom: 12px;
  font-family: system-ui, -apple-system, sans-serif;
  direction: ltr;
  text-align: right;
}
.atlas-points-list {
  list-style: none;
  margin-bottom: 12px;
  display: flex;
  flex-direction: column;
  gap: 4px;
}
.atlas-points-list li {
  font-size: 0.84rem;
  color: var(--on-surface);
  line-height: 1.45;
  display: flex;
  align-items: flex-start;
  gap: 6px;
}
.atlas-points-list li::before {
  content: "•";
  color: var(--primary);
  font-weight: bold;
}
.atlas-significance-box {
  background: var(--surface-variant);
  border-radius: var(--radius-sm);
  padding: 10px;
  font-size: 0.82rem;
  color: var(--on-surface-variant);
  margin-bottom: 12px;
  border-right: 3px solid var(--secondary);
}
.atlas-quiz-box {
  background: var(--surface-variant);
  border-radius: var(--radius-sm);
  padding: 12px;
  margin-top: auto;
  border: 1px dashed var(--outline);
}
.atlas-quiz-q {
  font-weight: 700;
  font-size: 0.86rem;
  margin-bottom: 8px;
  color: var(--on-surface);
}
.atlas-quiz-opt {
  display: block;
  width: 100%;
  text-align: right;
  background: var(--surface);
  border: 1px solid var(--outline);
  padding: 8px 10px;
  border-radius: var(--radius-sm);
  font-size: 0.82rem;
  cursor: pointer;
  margin-bottom: 6px;
  font-family: inherit;
  transition: background 0.15s;
}
.atlas-quiz-opt:hover {
  background: var(--primary-container);
}
.atlas-quiz-opt.correct {
  background: var(--success-container) !important;
  color: var(--success) !important;
  border-color: var(--success) !important;
  font-weight: 800;
}
.atlas-quiz-opt.wrong {
  background: var(--error-container) !important;
  color: var(--error) !important;
  border-color: var(--error) !important;
}

/* Clinical Cases Styles */
.cases-container {
  display: flex;
  flex-direction: column;
  gap: 14px;
  margin-top: 16px;
}
.case-card {
  background: var(--surface);
  border: 1px solid var(--outline);
  border-radius: var(--radius-md);
  padding: 18px;
  box-shadow: var(--shadow-sm);
}
.case-top-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 8px;
  flex-wrap: wrap;
  gap: 8px;
}
.case-badge {
  font-size: 0.75rem;
  font-weight: 800;
  padding: 3px 8px;
  border-radius: var(--radius-sm);
}
.case-badge-bacteria { background: #E8F5E9; color: #2E7D32; }
.case-badge-virus { background: #E1F5FE; color: #0288D1; }
.case-badge-parasite { background: #FFF3E0; color: #E65100; }
.case-badge-fungus { background: #F3E5F5; color: #7B1FA2; }
.case-badge-chem { background: #EDE7F6; color: #512DA8; }

.case-title {
  font-size: 1.08rem;
  font-weight: 800;
  color: var(--on-surface);
  margin-bottom: 6px;
}
.case-vignette {
  background: var(--surface-variant);
  border-radius: var(--radius-sm);
  padding: 12px 14px;
  font-size: 0.9rem;
  line-height: 1.6;
  color: var(--on-surface);
  margin-bottom: 12px;
  border-right: 4px solid var(--primary);
}
.case-vignette-en {
  font-size: 0.84rem;
  color: var(--on-surface-variant);
  direction: ltr;
  text-align: left;
  margin-top: 6px;
  font-family: system-ui, sans-serif;
}
.case-results-box {
  background: #FFFDE7;
  border: 1px solid #FFF59D;
  border-radius: var(--radius-sm);
  padding: 10px 14px;
  font-size: 0.85rem;
  line-height: 1.5;
  color: #5D4037;
  margin-bottom: 12px;
  white-space: pre-line;
  font-family: monospace, system-ui;
  direction: ltr;
  text-align: left;
}
[data-theme="dark"] .case-results-box {
  background: #2D2612;
  border-color: #5C4B18;
  color: #FFE082;
}
.case-solution-box {
  border-top: 1px dashed var(--outline);
  padding-top: 12px;
  margin-top: 10px;
}
.case-diag-text {
  font-weight: 800;
  color: var(--success);
  font-size: 0.95rem;
  margin-bottom: 6px;
}
.case-explanation {
  font-size: 0.86rem;
  color: var(--on-surface-variant);
  line-height: 1.55;
}

/* Official Landing View */
.landing-hero {
  background: linear-gradient(135deg, #0d1b2a, #1b263b);
  color: #fff;
  border-radius: var(--radius-lg);
  padding: 32px 24px;
  text-align: center;
  margin-bottom: 24px;
  box-shadow: var(--shadow-lg);
}
.landing-hero h1 {
  font-size: 1.8rem;
  font-weight: 900;
  margin-bottom: 8px;
}
.landing-hero p {
  font-size: 0.96rem;
  color: #cbd5e1;
  max-width: 600px;
  margin: 0 auto 20px;
}
.landing-actions {
  display: flex;
  justify-content: center;
  gap: 12px;
  flex-wrap: wrap;
}
.btn-download-apk {
  background: #2E7D32;
  color: #fff;
  padding: 12px 24px;
  border-radius: var(--radius-full);
  font-weight: 800;
  font-size: 0.98rem;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  box-shadow: 0 4px 10px rgba(46, 125, 50, 0.4);
}
.btn-install-pwa-hero {
  background: #1976D2;
  color: #fff;
  padding: 12px 24px;
  border-radius: var(--radius-full);
  font-weight: 800;
  font-size: 0.98rem;
  border: none;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  box-shadow: 0 4px 10px rgba(25, 118, 210, 0.4);
}
.stats-banner-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(130px, 1fr));
  gap: 12px;
  margin-bottom: 24px;
}
.stat-box {
  background: var(--surface);
  border: 1px solid var(--outline);
  border-radius: var(--radius-md);
  padding: 14px;
  text-align: center;
}
.stat-box-num {
  font-size: 1.45rem;
  font-weight: 900;
  color: var(--primary);
  display: block;
}
.stat-box-lbl {
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--on-surface-variant);
}

/* ==========================================
   ADMIN PANEL & SUPERVISOR CONTROLS
   ========================================== */
.admin-header-btn {
  background: linear-gradient(135deg, #f59e0b, #d97706);
  color: #fff;
  border: none;
  border-radius: var(--radius-full);
  padding: 6px 14px;
  font-weight: 800;
  font-size: 0.85rem;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  cursor: pointer;
  box-shadow: 0 2px 6px rgba(217, 119, 6, 0.35);
  transition: transform var(--transition-fast), box-shadow var(--transition-fast);
}

.admin-header-btn:hover {
  transform: translateY(-1px);
  box-shadow: 0 4px 10px rgba(217, 119, 6, 0.45);
}

.admin-modal-card {
  max-width: 720px;
  width: 95%;
  max-height: 90vh;
  overflow-y: auto;
}

.admin-nav-tabs {
  display: flex;
  gap: 6px;
  border-bottom: 2px solid var(--outline);
  margin-bottom: 18px;
  overflow-x: auto;
  padding-bottom: 6px;
}

.admin-tab-btn {
  background: transparent;
  border: none;
  padding: 8px 14px;
  font-size: 0.88rem;
  font-weight: 700;
  color: var(--on-surface-variant);
  border-radius: var(--radius-sm);
  cursor: pointer;
  white-space: nowrap;
  transition: background var(--transition-fast), color var(--transition-fast);
}

.admin-tab-btn.active {
  background: var(--primary-container);
  color: var(--primary);
  font-weight: 800;
}

.admin-form-group {
  margin-bottom: 12px;
}

.admin-form-label {
  display: block;
  font-weight: 700;
  font-size: 0.82rem;
  margin-bottom: 4px;
  color: var(--on-surface);
}

.admin-input, .admin-select, .admin-textarea {
  width: 100%;
  padding: 10px 12px;
  border: 1.5px solid var(--outline);
  border-radius: var(--radius-sm);
  background: var(--surface);
  color: var(--on-surface);
  font-size: 0.9rem;
  font-family: inherit;
  transition: border-color var(--transition-fast);
}

.admin-input:focus, .admin-select:focus, .admin-textarea:focus {
  outline: none;
  border-color: var(--primary);
}

.admin-textarea {
  min-height: 90px;
  resize: vertical;
}

.admin-banned-table {
  width: 100%;
  border-collapse: collapse;
  margin-top: 14px;
  font-size: 0.85rem;
}

.admin-banned-table th {
  background: var(--surface-variant);
  padding: 10px;
  text-align: right;
  border-bottom: 2px solid var(--outline);
}

.admin-banned-table td {
  padding: 10px;
  border-bottom: 1px solid var(--outline);
  vertical-align: middle;
}

.btn-unban {
  background: #10b981;
  color: #fff;
  border: none;
  padding: 5px 12px;
  border-radius: 6px;
  font-weight: 700;
  cursor: pointer;
}

.btn-ban-action {
  background: #dc2626;
  color: #fff;
  border: none;
  padding: 10px 18px;
  border-radius: var(--radius-sm);
  font-weight: 800;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

/* ==========================================
   BANNED ACCOUNT FULLSCREEN OVERLAY
   ========================================== */
.ban-overlay-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(185, 28, 28, 0.25);
  backdrop-filter: blur(14px);
  z-index: 99999;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
  user-select: none;
}

.ban-overlay-card {
  background: var(--surface);
  color: var(--on-surface);
  border: 2px solid #dc2626;
  border-radius: 24px;
  max-width: 480px;
  width: 100%;
  padding: 32px 24px;
  text-align: center;
  box-shadow: 0 10px 30px rgba(220, 38, 38, 0.4);
}

.ban-icon-wrap {
  width: 80px;
  height: 80px;
  margin: 0 auto 16px;
  background: #fee2e2;
  color: #dc2626;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2.5rem;
}

.ban-title {
  color: #dc2626;
  font-size: 1.4rem;
  font-weight: 900;
  margin-bottom: 8px;
}

.ban-desc {
  font-size: 0.92rem;
  line-height: 1.6;
  color: var(--on-surface-variant);
  margin-bottom: 16px;
}

.ban-reason-box {
  background: #fef2f2;
  border: 1px dashed #ef4444;
  border-radius: 12px;
  padding: 12px 16px;
  text-align: right;
  margin-bottom: 20px;
}

.ban-reason-title {
  font-weight: 800;
  font-size: 0.8rem;
  color: #991b1b;
  margin-bottom: 4px;
}

.ban-reason-text {
  font-weight: 700;
  font-size: 0.9rem;
  color: #b91c1c;
}



/* =================================================== */
/* Android Liquid Notch Bottom Navigation Bar          */
/* Exactly mirroring Android DashboardScreen.kt        */
/* =================================================== */
.liquid-nav-container {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  z-index: 999;
  display: flex;
  justify-content: center;
  align-items: center;
  padding: 0 16px max(14px, env(safe-area-inset-bottom)) 16px;
  pointer-events: none;
}

.liquid-bottom-bar {
  pointer-events: auto;
  width: 100%;
  max-width: 580px;
  height: 64px;
  background: var(--surface);
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
  border-radius: var(--radius-xl);
  border: 1.5px solid var(--outline);
  box-shadow: 0 8px 30px rgba(0, 106, 111, 0.18), 0 2px 10px rgba(0, 0, 0, 0.08);
  display: flex;
  align-items: center;
  justify-content: space-around;
  padding: 4px 8px;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  position: relative;
  z-index: 1000;
}

.liquid-nav-item {
  flex: 1;
  height: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  background: transparent;
  border: none;
  border-radius: 20px;
  cursor: pointer;
  color: var(--on-surface-variant);
  transition: all 0.25s ease;
  position: relative;
  padding: 4px 2px;
  user-select: none;
  -webkit-user-select: none;
  touch-action: manipulation;
  pointer-events: auto;
}

.liquid-nav-item * {
  pointer-events: none;
}

.liquid-nav-item .nav-icon {
  font-size: 20px;
  line-height: 1;
  transition: transform 0.25s cubic-bezier(0.34, 1.56, 0.64, 1), color 0.25s;
}

.liquid-nav-item .nav-label {
  font-size: 11px;
  font-weight: 700;
  margin-top: 3px;
  line-height: 1.1;
  transition: color 0.25s, font-weight 0.25s;
  white-space: nowrap;
}

.liquid-nav-item.active {
  color: var(--primary);
  background: var(--primary-container);
}

.liquid-nav-item.active .nav-icon {
  transform: scale(1.18);
  color: var(--on-primary-container);
}

.liquid-nav-item.active .nav-label {
  color: var(--on-primary-container);
  font-weight: 900;
}

/* Ensure body & main-content has room for floating navigation */
.main-content {
  padding-bottom: 110px !important;
}

/* =================================================== */
/* Android Home Dashboard (Matching DashboardScreen)   */
/* =================================================== */
.home-dashboard-view {
  display: flex;
  flex-direction: column;
  gap: 20px;
  max-width: 860px;
  margin: 0 auto;
}

/* 1. Welcome Candidate Card */
.welcome-user-card {
  background: linear-gradient(135deg, #006A6F 0%, #004F54 100%);
  color: #FFFFFF;
  border-radius: var(--radius-lg);
  padding: 24px;
  box-shadow: 0 8px 24px rgba(0, 106, 111, 0.22);
  position: relative;
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.15);
}

.welcome-user-card::before {
  content: '';
  position: absolute;
  top: -40px;
  left: -40px;
  width: 140px;
  height: 140px;
  background: radial-gradient(circle, rgba(156, 241, 246, 0.25) 0%, transparent 70%);
  border-radius: 50%;
  pointer-events: none;
}

.welcome-top-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 14px;
}

.welcome-candidate-info {
  display: flex;
  align-items: center;
  gap: 14px;
}

.welcome-avatar-box {
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.18);
  border: 2px solid rgba(255, 255, 255, 0.4);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 28px;
  flex-shrink: 0;
  box-shadow: 0 4px 10px rgba(0, 0, 0, 0.1);
}

.welcome-name-title {
  font-size: 1.25rem;
  font-weight: 900;
  line-height: 1.3;
  margin-bottom: 2px;
}

.welcome-subtitle {
  font-size: 0.88rem;
  opacity: 0.92;
  font-weight: 600;
  line-height: 1.4;
}

.welcome-stats-pills {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 14px;
  padding-top: 14px;
  border-top: 1px solid rgba(255, 255, 255, 0.15);
}

.welcome-stat-pill {
  background: rgba(255, 255, 255, 0.14);
  backdrop-filter: blur(6px);
  padding: 6px 12px;
  border-radius: var(--radius-full);
  font-size: 0.78rem;
  font-weight: 800;
  display: flex;
  align-items: center;
  gap: 6px;
  border: 1px solid rgba(255, 255, 255, 0.2);
}

/* 2. Main Department Cards */
.section-headline {
  font-size: 1.18rem;
  font-weight: 900;
  color: var(--on-background);
  display: flex;
  align-items: center;
  gap: 8px;
  margin-top: 6px;
}

.main-dept-card {
  background: var(--surface);
  border: 1.5px solid var(--outline);
  border-radius: var(--radius-lg);
  padding: 22px;
  box-shadow: var(--shadow-sm);
  transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
  cursor: pointer;
  position: relative;
  overflow: hidden;
}

.main-dept-card:hover {
  transform: translateY(-2px);
  border-color: var(--primary);
  box-shadow: var(--shadow-md);
}

.dept-card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 12px;
}

.dept-badge-circle {
  width: 34px;
  height: 34px;
  border-radius: 50%;
  background: var(--primary);
  color: var(--on-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 900;
  font-size: 1.05rem;
  box-shadow: 0 2px 6px rgba(0, 106, 111, 0.3);
}

.dept-icon-circle {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-md);
  background: var(--primary-container);
  color: var(--on-primary-container);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 26px;
}

.dept-card-title {
  font-size: 1.25rem;
  font-weight: 900;
  color: var(--on-background);
  margin-bottom: 4px;
}

.dept-card-subtitle-en {
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--primary);
  margin-bottom: 8px;
}

.dept-card-desc {
  font-size: 0.92rem;
  color: var(--on-surface-variant);
  line-height: 1.55;
  margin-bottom: 14px;
}

.dept-tags-row {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-bottom: 16px;
}

.dept-tag-chip {
  background: var(--surface-variant);
  color: var(--on-surface);
  font-size: 0.76rem;
  font-weight: 700;
  padding: 4px 10px;
  border-radius: var(--radius-full);
  border: 1px solid var(--outline);
}

.dept-action-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 14px;
  border-top: 1px solid var(--outline);
}

.dept-start-btn {
  background: var(--primary);
  color: var(--on-primary);
  border: none;
  border-radius: var(--radius-full);
  padding: 10px 22px;
  font-weight: 800;
  font-size: 0.92rem;
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 8px;
  transition: all 0.2s;
}

.dept-start-btn:hover {
  background: var(--primary-hover);
  transform: translateY(-1px);
}

/* 3. Comprehensive Exams & Tools Grid */
.home-tools-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 14px;
}

.home-tool-card {
  background: var(--surface);
  border: 1px solid var(--outline);
  border-radius: var(--radius-md);
  padding: 16px;
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 14px;
  box-shadow: var(--shadow-sm);
  transition: all 0.22s ease;
}

.home-tool-card:hover {
  transform: translateY(-2px);
  border-color: var(--primary);
  box-shadow: var(--shadow-md);
}

.tool-icon-box {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 24px;
  flex-shrink: 0;
}

.tool-card-content h4 {
  font-size: 0.98rem;
  font-weight: 800;
  color: var(--on-background);
  margin-bottom: 2px;
}

.tool-card-content p {
  font-size: 0.8rem;
  color: var(--on-surface-variant);
  line-height: 1.35;
}

/* Subcategory Selection Screen Bar */
.subcat-header-bar {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 16px;
  padding: 12px 16px;
  background: var(--surface);
  border-radius: var(--radius-md);
  border: 1px solid var(--outline);
}

.subcat-back-btn {
  background: var(--surface-variant);
  border: 1px solid var(--outline);
  border-radius: var(--radius-full);
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  font-size: 18px;
  color: var(--primary);
  transition: all 0.2s;
}

.subcat-back-btn:hover {
  background: var(--primary-container);
  color: var(--on-primary-container);
}

/* Bio.AI Assistant View */
.bio-ai-view {
  background: var(--surface);
  border: 1px solid var(--outline);
  border-radius: var(--radius-lg);
  padding: 24px;
  max-width: 860px;
  margin: 0 auto;
  box-shadow: var(--shadow-sm);
}

.bio-ai-hero {
  text-align: center;
  padding: 16px 0 20px;
  border-bottom: 1px solid var(--outline);
  margin-bottom: 18px;
}

.bio-ai-icon-large {
  width: 64px;
  height: 64px;
  border-radius: 50%;
  background: linear-gradient(135deg, #006A6F, #80D8DE);
  color: white;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 32px;
  margin: 0 auto 12px;
  box-shadow: 0 8px 20px rgba(0, 106, 111, 0.25);
}

/* Bio.AI Prompts & Chips */
.bio-ai-prompts-section {
  margin-bottom: 16px;
}

.bio-ai-chips-scroll {
  display: flex;
  gap: 8px;
  overflow-x: auto;
  padding-bottom: 6px;
  scrollbar-width: thin;
}

.bio-chip {
  background: var(--surface);
  color: var(--primary);
  border: 1px solid var(--outline);
  border-radius: 20px;
  padding: 8px 14px;
  font-family: inherit;
  font-size: 0.82rem;
  font-weight: 700;
  cursor: pointer;
  white-space: nowrap;
  transition: all 0.2s;
  flex-shrink: 0;
}

.bio-chip:hover {
  background: var(--primary-container);
  color: var(--on-primary-container);
  border-color: var(--primary);
  transform: translateY(-1px);
}

/* Bio.AI Chat Box */
.bio-ai-chat-box {
  background: var(--surface);
  border: 1.5px solid var(--outline);
  border-radius: var(--radius-lg);
  padding: 16px;
  min-height: 380px;
  max-height: 520px;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
  gap: 14px;
  margin-bottom: 16px;
  box-shadow: var(--shadow-sm);
}

.chat-msg {
  display: flex;
  gap: 12px;
  max-width: 88%;
  animation: fadeIn 0.2s ease-out;
}

.chat-msg-ai {
  align-self: flex-start;
}

.chat-msg-user {
  align-self: flex-end;
  flex-direction: row-reverse;
}

.msg-avatar {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 18px;
  flex-shrink: 0;
}

.chat-msg-ai .msg-avatar {
  background: var(--primary);
  color: #fff;
}

.chat-msg-user .msg-avatar {
  background: var(--secondary);
  color: #fff;
}

.msg-bubble {
  border-radius: 16px;
  padding: 12px 16px;
  font-size: 0.92rem;
  line-height: 1.6;
}

.chat-msg-ai .msg-bubble {
  background: var(--surface-variant);
  color: var(--on-surface-variant);
  border-top-right-radius: 4px;
  border: 1px solid var(--outline);
}

.chat-msg-user .msg-bubble {
  background: var(--primary);
  color: #ffffff;
  border-top-left-radius: 4px;
}

.msg-sender {
  font-size: 0.75rem;
  font-weight: 800;
  margin-bottom: 4px;
  opacity: 0.85;
}

.msg-text {
  word-break: break-word;
}

.msg-text p {
  margin: 0 0 8px 0;
}

.msg-text p:last-child {
  margin-bottom: 0;
}

.msg-actions {
  display: flex;
  gap: 8px;
  margin-top: 8px;
}

.msg-action-btn {
  background: rgba(0, 0, 0, 0.05);
  border: none;
  border-radius: 6px;
  padding: 4px 8px;
  font-size: 0.75rem;
  font-family: inherit;
  font-weight: 700;
  color: inherit;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 4px;
}

.msg-action-btn:hover {
  background: rgba(0, 0, 0, 0.1);
}

/* Input Bar */
.bio-ai-input-bar {
  display: flex;
  gap: 10px;
  align-items: center;
  background: var(--surface);
  border: 1.5px solid var(--outline);
  border-radius: var(--radius-lg);
  padding: 8px 12px;
  box-shadow: var(--shadow-sm);
  margin-bottom: 24px;
}

.bio-ai-textarea {
  flex: 1;
  background: transparent;
  border: none;
  font-family: inherit;
  font-size: 0.92rem;
  color: var(--on-surface);
  resize: none;
  outline: none;
  padding: 6px 4px;
  min-height: 24px;
  max-height: 100px;
}

.bio-ai-send-btn {
  background: var(--primary);
  color: #fff;
  border: none;
  border-radius: 12px;
  padding: 10px 18px;
  font-family: inherit;
  font-size: 0.9rem;
  font-weight: 800;
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 6px;
  transition: background 0.15s;
  white-space: nowrap;
}

.bio-ai-send-btn:hover {
  background: var(--primary-container);
  color: var(--on-primary-container);
}

/* Profile View */
.profile-view-card {
  background: var(--surface);
  border: 1px solid var(--outline);
  border-radius: var(--radius-lg);
  padding: 24px;
  max-width: 860px;
  margin: 0 auto;
  box-shadow: var(--shadow-sm);
}

.profile-user-header {
  display: flex;
  align-items: center;
  gap: 18px;
  padding-bottom: 20px;
  border-bottom: 1px solid var(--outline);
  margin-bottom: 20px;
}

.profile-avatar-large {
  width: 68px;
  height: 68px;
  border-radius: 50%;
  background: var(--primary-container);
  color: var(--on-primary-container);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 32px;
  font-weight: 800;
  border: 2px solid var(--primary);
}

.profile-info-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 14px 0;
  border-bottom: 1px solid var(--outline);
  font-size: 0.95rem;
}

@media (max-width: 600px) {
  .welcome-top-row {
    flex-direction: column;
    align-items: flex-start;
  }
  .home-tools-grid {
    grid-template-columns: 1fr;
  }
  .liquid-bottom-bar {
    max-width: 100%;
    height: 60px;
  }
  .liquid-nav-item .nav-label {
    font-size: 10px;
  }
}