@import url('https://fonts.googleapis.com/css2?family=Poppins:wght@400;500;600;700;800&family=Inter:wght@300;400;500;600;700&display=swap');

:root {
  /* MoBank-inspired Color Palette */
  --color-primary: #0066cc;
  --color-primary-dark: #004c99;
  --color-secondary: #00b894;
  --color-secondary-dark: #00a383;
  --color-white: #ffffff;
  --color-bg: #f4f6f8;
  --color-text: #333333;
  --color-muted: #666666;
  --color-light-bg: #f3f3f3;
  --color-hover-bg: #f1f1f1;
  --color-border: #e0e0e0;
  --color-danger: #dc3545;
  --color-success: #198754;
  
  /* Fonts */
  --font-heading: 'Poppins', system-ui, sans-serif;
  --font-main: 'Inter', system-ui, sans-serif;
}

[data-theme="dark"] {
  --color-primary: #0090ff;
  --color-primary-dark: #0073cc;
  --color-secondary: #00e5cc;
  --color-secondary-dark: #00d1a7;
  --color-white: #ffffff;
  --color-bg: #0a0e27;
  --color-text: #e8ecf1;
  --color-muted: #a0aec0;
  --color-light-bg: #161b36;
  --color-hover-bg: #1f2747;
  --color-border: #2d3748;
  --color-danger: #ff6b6b;
  --color-success: #51cf66;
}

body { 
  font-family: var(--font-main);
  background-color: var(--color-bg);
  color: var(--color-text);
  transition: background-color 0.4s cubic-bezier(0.4, 0, 0.2, 1), color 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

/* ===== KEYFRAME ANIMATIONS ===== */
@keyframes fadeIn { 
  from { opacity: 0; } 
  to { opacity: 1; } 
}

@keyframes fadeInUp { 
  from { opacity: 0; transform: translateY(15px); } 
  to { opacity: 1; transform: translateY(0); } 
}

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

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

@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.7; }
}

@keyframes glow {
  0%, 100% { 
    box-shadow: 0 0 5px rgba(0, 144, 255, 0.3),
                inset 0 0 5px rgba(0, 144, 255, 0.1);
  }
  50% { 
    box-shadow: 0 0 20px rgba(0, 144, 255, 0.5),
                inset 0 0 10px rgba(0, 144, 255, 0.2);
  }
}

@keyframes shimmer {
  0% { background-position: -1000px 0; }
  100% { background-position: 1000px 0; }
}

@keyframes gradientShift {
  0%, 100% { background-position: 0% 50%; }
  50% { background-position: 100% 50%; }
}

@keyframes floatIn {
  from { 
    opacity: 0; 
    transform: translateY(30px) scale(0.95);
  }
  to { 
    opacity: 1; 
    transform: translateY(0) scale(1);
  }
}

@keyframes bounceIn {
  0% { 
    opacity: 0; 
    transform: scale(0.9);
  }
  50% { 
    opacity: 1;
    transform: scale(1.02);
  }
  100% { 
    opacity: 1; 
    transform: scale(1);
  }
}

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

@keyframes slideLeft {
  from { transform: translateX(10px); opacity: 0; }
  to { transform: translateX(0); opacity: 1; }
}

/* ===== UTILITY ANIMATIONS ===== */
.fade-in-page { animation: fadeIn 0.4s cubic-bezier(0.4, 0, 0.2, 1); }
.fade-in-up { animation: fadeInUp 0.5s cubic-bezier(0.4, 0, 0.2, 1) forwards; opacity: 0; transform: translateY(10px); }
.slide-in-down { animation: slideInDown 0.4s ease-out; }
.slide-in-up { animation: slideInUp 0.4s ease-out; }
.float-in { animation: floatIn 0.6s cubic-bezier(0.34, 1.56, 0.64, 1); }
.bounce-in { animation: bounceIn 0.5s cubic-bezier(0.68, -0.55, 0.265, 1.55); }

/* ===== SMOOTH TRANSITIONS ===== */
* {
  transition: background-color 0.3s ease, color 0.3s ease, border-color 0.3s ease, 
              box-shadow 0.3s ease, transform 0.2s ease;
}

header, .bg-white, [style*="background-color: var(--color-bg)"] {
  transition: background-color 0.4s cubic-bezier(0.4, 0, 0.2, 1), 
              border-color 0.4s cubic-bezier(0.4, 0, 0.2, 1),
              box-shadow 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

/* ===== OPTION BUTTON STYLING ===== */
#options-container button {
  position: relative;
  overflow: hidden;
  touch-action: manipulation;
  -webkit-tap-highlight-color: transparent;
}

#options-container button > div:first-child {
  flex-shrink: 0;
  transition: all 0.2s ease;
}

#options-container button:hover > div:first-child {
  border-color: #2563eb;
  background-color: #eff6ff;
}

#options-container button.border-blue-600 {
  box-shadow: 0 4px 12px rgba(37, 99, 235, 0.2);
}

/* Dark mode option buttons */
[data-theme="dark"] #options-container button {
  background-color: var(--color-light-bg) !important;
  border-color: var(--color-border) !important;
  color: var(--color-text) !important;
}

[data-theme="dark"] #options-container button span {
  color: var(--color-text) !important;
}

[data-theme="dark"] #options-container button:hover {
  background-color: var(--color-hover-bg) !important;
  border-color: var(--color-primary) !important;
  box-shadow: 0 0 15px rgba(0, 144, 255, 0.2) !important;
}

[data-theme="dark"] #options-container button.border-blue-600 {
  background-color: rgba(0, 144, 255, 0.1) !important;
  border-color: var(--color-primary) !important;
  box-shadow: 0 4px 12px rgba(0, 144, 255, 0.3) !important;
}

/* ===== MOBILE NUMBER PAD STYLES ===== */
#mobile-number-pad {
  animation: slideInUp 0.3s ease-out;
}

#mobile-number-pad button {
  border: none;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
  transition: all 0.15s ease;
}

#mobile-number-pad button:hover {
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
}

#mobile-number-pad button:active {
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
}

[data-theme="dark"] #mobile-number-pad {
  background-color: var(--color-light-bg) !important;
  border-color: var(--color-border) !important;
}

[data-theme="dark"] #mobile-number-pad button {
  background-color: var(--color-primary) !important;
  color: white !important;
  box-shadow: 0 2px 8px rgba(0, 144, 255, 0.2) !important;
}

[data-theme="dark"] #mobile-number-pad button:hover {
  background-color: var(--color-primary-dark) !important;
  box-shadow: 0 4px 12px rgba(0, 144, 255, 0.4) !important;
}

/* ===== MOBILE NUMBER PAD STYLES ===== */
#mobile-number-pad {
  display: none !important;
}

/* ===== REVIEW SCREEN FULL SCREEN ===== */
#review-screen {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  overflow: hidden;
  z-index: 50;
  width: 100%;
  height: 100vh;
  background-color: white;
}

#review-screen.hidden {
  display: none !important;
}

#review-screen:not(.hidden) ~ #quiz-interface {
  display: none !important;
}

#review-screen:not(.hidden) ~ #results-screen {
  display: none !important;
}

#review-screen .bg-white {
  height: 100vh;
  display: flex;
  flex-direction: column;
  border-radius: 0;
  border: none;
  box-shadow: none;
  width: 100%;
}

/* Review grid scrolling */
#review-screen > div > div:nth-child(3) {
  min-height: 0;
}

#review-grid {
  padding: 0.5rem 0;
}

/* Results Screen - Full Screen */
#results-screen:not(.hidden) {
  position: static;
  width: 100%;
  height: auto;
  z-index: 50;
}

#results-screen:not(.hidden) ~ #quiz-interface {
  display: none !important;
}

#results-screen:not(.hidden) ~ #review-screen {
  display: none !important;
}

/* Hide review nav button when results screen is visible */
#review-nav-btn.hidden {
  display: none !important;
}

/* Review grid button only visible during quiz */
#quiz-interface:not(.hidden) #review-nav-btn:not(.hidden) {
  display: flex;
}

/* Mobile review screen optimizations */
@media (max-width: 640px) {
  #review-screen .bg-white {
    border-radius: 0;
  }

  #review-screen > div {
    height: 100%;
  }

  /* Compact review header */
  #review-screen > div > div:first-child {
    padding: 1rem;
    margin-bottom: 0.5rem;
    gap: 1rem;
  }

  #review-screen > div > div:first-child h2 {
    font-size: 1.25rem;
  }

  #review-screen > div > div:first-child p {
    display: none;
  }

  /* Compact legend */
  #review-screen > div > div:nth-child(2) {
    padding: 0.75rem 1rem;
    margin-bottom: 0.5rem;
    gap: 0.75rem;
  }

  #review-screen > div > div:nth-child(2) > div {
    gap: 0.5rem;
    font-size: 0.7rem;
  }

  #review-screen > div > div:nth-child(2) span {
    font-size: 0.65rem;
  }

  /* Bottom actions - stack on mobile */
  #review-screen > div > div:last-child {
    padding: 1rem;
    gap: 0.75rem;
    border-radius: 0;
  }

  #review-screen button {
    padding: 0.75rem 1rem;
    font-size: 0.875rem;
  }
}

/* Dark mode review screen */
[data-theme="dark"] #review-screen .bg-white {
  background: linear-gradient(135deg, #161b36 0%, #1f2747 100%) !important;
  color: var(--color-text) !important;
}

[data-theme="dark"] #review-screen {
  background-color: #161b36 !important;
}

[data-theme="dark"] #results-screen {
  background-color: #0a0e27 !important;
  color: var(--color-text) !important;
}


@media (max-width: 640px) {
  /* Body and main */
  body {
    font-size: 16px; /* Prevent zoom on input focus */
  }

  main {
    padding: 1rem;
  }

  /* Options Container - Optimized for Touch */
  #options-container {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
  }

  /* Option Buttons - Large Touch Targets */
  #options-container button {
    padding: 1rem !important;
    min-height: 56px;
    font-size: 1rem;
    border-radius: 1rem;
    transition: all 0.2s ease;
    -webkit-touch-callout: none;
    user-select: none;
  }

  #options-container button:active {
    transform: scale(0.98);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
  }

  /* Option Number Circle - Larger on Mobile */
  #options-container button > div:first-child {
    width: 2rem;
    height: 2rem;
    min-width: 2rem;
    margin-right: 0.75rem;
    font-size: 0.875rem;
  }

  /* Option Text */
  #options-container button span {
    font-size: 0.95rem;
    line-height: 1.4;
  }

  /* Quiz Interface Layout */
  #quiz-interface {
    display: flex;
    flex-direction: column;
    height: 100%;
  }

  /* Question Card - Compact */
  #quiz-interface .bg-white:first-of-type {
    padding: 1rem;
    margin-top: 1rem;
    margin-bottom: 0.5rem;
  }

  /* Question Text */
  #question-text {
    font-size: 1.125rem;
    margin-bottom: 1.5rem;
    line-height: 1.5;
  }

  /* Header Adjustments */
  header {
    padding: 0.75rem 1rem;
  }

  /* Mobile Number Pad Button */
  #mobile-number-pad button {
    display: none;
  }

  /* Navigation bar spacing */
  #quiz-interface > div:last-child {
    gap: 0.5rem;
    bottom: 0;
    padding-bottom: 1rem;
  }

  #quiz-interface button {
    font-size: 0.875rem;
  }

  /* Reduce button padding on mobile */
  #prev-btn,
  #flag-btn,
  #next-btn {
    padding: 0.5rem 0.75rem;
  }

  /* Results Screen - Mobile */
  #results-screen {
    padding: 1rem;
  }

  #results-screen .flex-col {
    gap: 1rem;
  }

  /* Review Screen - Mobile */
  #review-screen {
    padding: 1rem;
  }

  #review-grid {
    gap: 0.5rem;
  }

  #review-grid button {
    padding: 0.5rem;
    font-size: 0.75rem;
  }

  /* Category breakdown on mobile */
  #category-breakdown {
    grid-template-columns: 1fr;
  }

  /* Compact text on results */
  #results-screen .text-3xl {
    font-size: 1.875rem;
  }

  #results-screen .text-6xl {
    font-size: 3rem;
  }

  /* Filter inputs - Full width */
  #search-input,
  #status-filter,
  #category-filter {
    width: 100%;
  }

  /* Buttons - Full width where needed */
  .flex-col.gap-3 button {
    width: 100%;
  }

  /* Catalog cards */
  #catalog-grid {
    grid-template-columns: 1fr;
    gap: 1rem;
  }

  /* Test details - Optimized for mobile */
  #test-details-container {
    padding: 1.5rem 1rem;
  }

  #test-details-container .flex {
    flex-direction: column;
  }

  #test-details-container .flex > * {
    width: 100%;
  }

  /* Upload card mobile */
  .border-dashed {
    padding: 1rem;
    flex-direction: column;
    text-align: center;
  }

  .border-dashed button {
    width: 100%;
  }

  /* Start button - Full width */
  #start-btn {
    width: 100%;
  }
}

/* Prevent text selection on interactive elements */
#options-container button,
#mobile-number-pad button,
#prev-btn,
#next-btn,
#flag-btn {
  user-select: none;
  -webkit-user-select: none;
  -moz-user-select: none;
  -ms-user-select: none;
}

/* Smooth scrolling for quiz content */
#quiz-interface > div:nth-child(2) {
  scroll-behavior: smooth;
  -webkit-overflow-scrolling: touch;
}

/* Fix for iOS keyboard preventing view */
@supports (padding: max(0px)) {
  body {
    padding-bottom: max(env(safe-area-inset-bottom), 0);
  }
}

/* Touch target minimum size */
button, a, input[type="button"], input[type="submit"] {
  min-width: 44px;
  min-height: 44px;
}

/* Better button states for touch */
@media (hover: none) and (pointer: coarse) {
  /* Mobile devices - remove hover effects */
  button:hover {
    opacity: 1;
  }

  /* Keep active state visible */
  button:active {
    opacity: 0.85;
  }
}

/* ===== DESKTOP ADJUSTMENTS ===== */
@media (min-width: 641px) {
  #mobile-number-pad {
    display: none !important;
  }

  #quiz-interface {
    max-width: 48rem;
  }

  /* Return to standard navigation */
  #quiz-interface > div:nth-last-child(1) {
    position: static;
    background: transparent;
    border-top: none;
  }
}


::-webkit-scrollbar { 
  width: 10px; 
}

::-webkit-scrollbar-track { 
  background: var(--color-light-bg);
  transition: background-color 0.3s ease;
}

::-webkit-scrollbar-thumb { 
  background: var(--color-border);
  border-radius: 5px;
  transition: background-color 0.3s ease;
  border: 2px solid var(--color-light-bg);
}

::-webkit-scrollbar-thumb:hover { 
  background: var(--color-primary);
  box-shadow: 0 0 6px rgba(0, 144, 255, 0.4);
}

/* ===== DARK MODE SPECIFIC STYLES ===== */
[data-theme="dark"] {
  /* Background enhancements */
  --bg-gradient: linear-gradient(135deg, #0a0e27 0%, #161b36 100%);
  --card-bg-gradient: linear-gradient(135deg, #161b36 0%, #1f2747 100%);
}

[data-theme="dark"] body {
  background: linear-gradient(135deg, #0a0e27 0%, #0d1028 50%, #161b36 100%);
  background-attachment: fixed;
}

[data-theme="dark"] main {
  background: transparent;
}

/* Dark Mode - Cards and Containers */
[data-theme="dark"] .bg-white,
[data-theme="dark"] [style*="background-color: var(--color-light-bg)"],
[data-theme="dark"] .bg-slate-50 {
  background: linear-gradient(135deg, #161b36 0%, #1f2747 100%) !important;
  color: var(--color-text) !important;
  border-color: var(--color-border) !important;
}

[data-theme="dark"] .bg-white {
  animation: fadeIn 0.4s ease;
}

/* Dark Mode - Text Colors */
[data-theme="dark"] .text-slate-800,
[data-theme="dark"] .text-slate-700,
[data-theme="dark"] .text-slate-600 {
  color: var(--color-text) !important;
}

[data-theme="dark"] .text-slate-500,
[data-theme="dark"] .text-slate-400 {
  color: var(--color-muted) !important;
}

[data-theme="dark"] .text-slate-300 {
  color: rgba(232, 236, 241, 0.8) !important;
}

/* Dark Mode - Border Colors */
[data-theme="dark"] .border-slate-200,
[data-theme="dark"] .border-slate-100 {
  border-color: var(--color-border) !important;
}

[data-theme="dark"] .border-slate-300,
[data-theme="dark"] .border-dashed {
  border-color: var(--color-border) !important;
}

/* Dark Mode - Button Styles */
[data-theme="dark"] .bg-blue-600,
[data-theme="dark"] .bg-blue-700 {
  background-color: var(--color-primary) !important;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

[data-theme="dark"] .bg-blue-600:hover,
[data-theme="dark"] .bg-blue-700:hover {
  background-color: var(--color-primary-dark) !important;
  box-shadow: 0 0 20px rgba(0, 144, 255, 0.4);
  transform: translateY(-2px);
}

[data-theme="dark"] .bg-green-600,
[data-theme="dark"] .bg-green-700 {
  background-color: var(--color-success) !important;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

[data-theme="dark"] .bg-green-600:hover,
[data-theme="dark"] .bg-green-700:hover {
  box-shadow: 0 0 20px rgba(81, 207, 102, 0.4);
  transform: translateY(-2px);
}

[data-theme="dark"] .bg-slate-800,
[data-theme="dark"] .bg-slate-900 {
  background: linear-gradient(135deg, #1f2747 0%, #161b36 100%) !important;
  color: var(--color-text) !important;
}

/* Dark Mode - Transparent/White Backgrounds */
[data-theme="dark"] .bg-white {
  background: linear-gradient(135deg, #1f2747 0%, #161b36 100%) !important;
}

[data-theme="dark"] .bg-blue-100 {
  background-color: rgba(0, 144, 255, 0.1) !important;
  border-radius: 50%;
}

[data-theme="dark"] .text-blue-600 {
  color: var(--color-primary) !important;
}

/* Dark Mode - Input and Select */
[data-theme="dark"] input,
[data-theme="dark"] select,
[data-theme="dark"] textarea {
  background-color: var(--color-light-bg) !important;
  color: var(--color-text) !important;
  border-color: var(--color-border) !important;
  transition: all 0.3s ease;
}

[data-theme="dark"] input:focus,
[data-theme="dark"] select:focus,
[data-theme="dark"] textarea:focus {
  background-color: rgba(0, 144, 255, 0.05) !important;
  border-color: var(--color-primary) !important;
  box-shadow: 0 0 0 3px rgba(0, 144, 255, 0.1);
}

/* Dark Mode - Placeholder Text */
[data-theme="dark"] input::placeholder,
[data-theme="dark"] select::placeholder {
  color: var(--color-muted) !important;
}

/* Dark Mode - Hover States */
[data-theme="dark"] .bg-slate-50 {
  background-color: var(--color-light-bg) !important;
}

[data-theme="dark"] .hover\:bg-blue-50:hover {
  background-color: rgba(0, 144, 255, 0.1) !important;
}

[data-theme="dark"] .hover\:bg-orange-50:hover {
  background-color: rgba(255, 107, 107, 0.1) !important;
}

[data-theme="dark"] .hover\:bg-slate-100:hover {
  background-color: var(--color-hover-bg) !important;
}

[data-theme="dark"] .hover\:bg-white:hover {
  background-color: var(--color-hover-bg) !important;
}

/* Dark Mode - Text Colors for Interactive Elements */
[data-theme="dark"] .text-blue-700,
[data-theme="dark"] .hover\:text-blue-700:hover {
  color: var(--color-primary) !important;
}

[data-theme="dark"] .text-orange-600,
[data-theme="dark"] .hover\:text-orange-600:hover {
  color: #ff8c42 !important;
}

[data-theme="dark"] .text-slate-700 {
  color: var(--color-text) !important;
}

/* Dark Mode - Checkbox/Radio Styles */
[data-theme="dark"] input[type="radio"],
[data-theme="dark"] input[type="checkbox"] {
  accent-color: var(--color-primary);
  cursor: pointer;
}

/* Dark Mode - Shadow Adjustments */
[data-theme="dark"] .shadow-sm,
[data-theme="dark"] .shadow,
[data-theme="dark"] .shadow-lg,
[data-theme="dark"] .shadow-xl {
  box-shadow: 0 0 30px rgba(0, 0, 0, 0.5) !important;
}

[data-theme="dark"] .shadow-inner {
  box-shadow: inset 0 0 10px rgba(0, 0, 0, 0.3) !important;
}

[data-theme="dark"] .shadow-blue-500\/30 {
  box-shadow: 0 10px 30px rgba(0, 144, 255, 0.2) !important;
}

[data-theme="dark"] .shadow-green-500\/30 {
  box-shadow: 0 10px 30px rgba(81, 207, 102, 0.2) !important;
}

/* Dark Mode - Progress Bar */
[data-theme="dark"] #progress-bar {
  background: linear-gradient(90deg, #0090ff 0%, #00e5cc 100%);
  box-shadow: 0 0 20px rgba(0, 144, 255, 0.5);
}

[data-theme="dark"] .bg-gradient-to-r {
  background: linear-gradient(90deg, #0090ff 0%, #00e5cc 100%);
}

/* Dark Mode - Special Elements */
[data-theme="dark"] .bg-blue-900 {
  background-color: rgba(0, 90, 180, 0.3) !important;
}

[data-theme="dark"] .text-blue-400 {
  color: #00e5cc !important;
}

[data-theme="dark"] .text-white {
  color: var(--color-text) !important;
}

[data-theme="dark"] .text-slate-900 {
  color: var(--color-text) !important;
}

[data-theme="dark"] .ring-2 {
  box-shadow: 0 0 0 3px rgba(0, 144, 255, 0.3) !important;
}

/* Dark Mode - Backdrop */
[data-theme="dark"] .backdrop-blur-sm {
  background-color: rgba(10, 14, 39, 0.7);
  backdrop-filter: blur(4px);
}

/* Dark Mode - Border Hover */
[data-theme="dark"] .hover\:border-blue-400:hover {
  border-color: var(--color-primary) !important;
}

[data-theme="dark"] .hover\:border-orange-200:hover {
  border-color: rgba(255, 107, 107, 0.3) !important;
}

/* Dark Mode - Badge/Pill Styles */
[data-theme="dark"] .inline-block,
[data-theme="dark"] .px-3,
[data-theme="dark"] .py-1 {
  background-color: var(--color-light-bg);
  color: var(--color-text);
  border-color: var(--color-border);
}

/* Dark Mode - Specific Component Styling */
[data-theme="dark"] .sticky {
  background-color: rgba(10, 14, 39, 0.9);
  backdrop-filter: blur(8px);
  border-bottom-color: var(--color-border);
}

/* ===== REVIEW GRID BUTTON STYLES - ENHANCED ===== */
.grid-btn { 
  position: relative;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  overflow: hidden;
}

.grid-btn::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: radial-gradient(circle at center, rgba(255,255,255,0.1) 0%, transparent 70%);
  opacity: 0;
  transition: opacity 0.3s ease;
}

.grid-btn:hover { 
  transform: scale(1.08);
  z-index: 10;
}

.grid-btn:hover::before {
  opacity: 1;
}

[data-theme="dark"] .grid-btn {
  background-color: var(--color-light-bg);
  border-color: var(--color-border);
  color: var(--color-text);
}

[data-theme="dark"] .grid-btn:hover {
  background-color: var(--color-hover-bg);
  box-shadow: 0 0 20px rgba(0, 144, 255, 0.3);
}

.flag-dot {
  position: absolute;
  top: -4px;
  right: -4px;
  width: 10px;
  height: 10px;
  background-color: #ff8c42;
  border: 2px solid white;
  border-radius: 50%;
  box-shadow: 0 2px 8px rgba(255, 140, 66, 0.5);
  animation: pulse 2s cubic-bezier(0.4, 0, 0.6, 1) infinite;
}

[data-theme="dark"] .flag-dot {
  box-shadow: 0 2px 12px rgba(255, 140, 66, 0.7);
}

/* ===== GRADIENT BACKGROUNDS ===== */
[data-theme="dark"] .bg-slate-100 {
  background-color: #0b0e27 !important;
}

/* ===== OPTION STYLING FOR QUIZ ===== */
[data-theme="dark"] .relative.rounded-xl,
[data-theme="dark"] .flex.items-center.rounded-lg {
  background-color: var(--color-light-bg);
  border-color: var(--color-border);
  color: var(--color-text);
}

[data-theme="dark"] .relative.rounded-xl:hover,
[data-theme="dark"] .flex.items-center.rounded-lg:hover {
  background-color: var(--color-hover-bg);
  border-color: var(--color-primary);
  box-shadow: 0 0 15px rgba(0, 144, 255, 0.2);
}

/* ===== DISABLED STATES ===== */
[data-theme="dark"] .disabled\:opacity-50:disabled {
  opacity: 0.4;
  cursor: not-allowed;
}

/* ===== FOCUS STATES ===== */
[data-theme="dark"] .focus\:ring-2:focus {
  box-shadow: 0 0 0 3px rgba(0, 144, 255, 0.2);
  border-color: var(--color-primary);
}

/* ===== TEST DETAILS CONTAINER - DARK MODE FIX ===== */
#test-details-container {
  background-color: var(--color-white);
  color: var(--color-text);
  border-color: var(--color-border);
}

[data-theme="dark"] #test-details-container {
  background: linear-gradient(135deg, #161b36 0%, #1f2747 100%) !important;
  color: var(--color-text) !important;
  border-color: var(--color-border) !important;
}

[data-theme="dark"] #test-details-container * {
  color: var(--color-text) !important;
}

[data-theme="dark"] #test-details-container .border-b {
  border-color: var(--color-border) !important;
}

[data-theme="dark"] #test-details-container .bg-slate-50 {
  background-color: var(--color-hover-bg) !important;
}

/* ===== START BUTTON - ENHANCED DARK MODE ===== */
#start-btn {
  background-color: var(--color-primary);
  color: white;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

#start-btn:hover {
  background-color: var(--color-primary-dark);
  box-shadow: 0 0 25px rgba(0, 144, 255, 0.4);
  transform: translateY(-3px);
}

#start-btn:active {
  transform: translateY(-1px);
}

[data-theme="dark"] #start-btn {
  background-color: var(--color-primary) !important;
  color: white !important;
  box-shadow: 0 10px 30px rgba(0, 144, 255, 0.3);
  border: none;
  font-weight: 700;
  letter-spacing: 0.5px;
}

[data-theme="dark"] #start-btn:hover {
  background-color: var(--color-primary-dark) !important;
  box-shadow: 0 15px 40px rgba(0, 144, 255, 0.5) !important;
  transform: translateY(-4px);
}

[data-theme="dark"] #start-btn:active {
  transform: translateY(-1px);
  box-shadow: 0 5px 20px rgba(0, 144, 255, 0.3) !important;
}

/* ===== CLOSE BUTTON - DARK MODE FIX ===== */
#test-details-container .absolute.top-4.right-4 {
  color: var(--color-muted);
}

[data-theme="dark"] #test-details-container .absolute.top-4.right-4 {
  color: var(--color-muted) !important;
}

[data-theme="dark"] #test-details-container .absolute.top-4.right-4:hover {
  color: var(--color-text) !important;
  background-color: var(--color-hover-bg) !important;
}

/* ===== TEST CATEGORY TAGS - DARK MODE ===== */
[data-theme="dark"] #test-category-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

[data-theme="dark"] #test-category-tags span,
[data-theme="dark"] #test-category-tags .inline-block {
  background-color: var(--color-hover-bg);
  color: var(--color-text);
  border-color: var(--color-border);
}

/* ===== SELECTED TEST ELEMENTS - DARK MODE ===== */
[data-theme="dark"] #selected-test-title,
[data-theme="dark"] #selected-test-description,
[data-theme="dark"] #selected-test-icon {
  color: var(--color-text) !important;
}

[data-theme="dark"] #selected-test-title {
  color: var(--color-text) !important;
}

[data-theme="dark"] #selected-test-count,
[data-theme="dark"] #selected-test-time {
  color: var(--color-text) !important;
}

/* ===== TEST ERROR MESSAGE - DARK MODE ===== */
[data-theme="dark"] #test-error {
  background-color: rgba(255, 107, 107, 0.1) !important;
  border-color: var(--color-danger) !important;
  color: #ff8c8c !important;
}

/* ===== DYNAMIC ELEMENTS - COMPREHENSIVE DARK MODE FIX ===== */
/* Review and Results Screen - Dynamic Content */
[data-theme="dark"] #detailed-review > div,
[data-theme="dark"] #review-grid button,
[data-theme="dark"] .bg-white {
  background-color: var(--color-light-bg) !important;
  color: var(--color-text) !important;
  border-color: var(--color-border) !important;
}

/* Question Cards in Results */
[data-theme="dark"] #detailed-review > div {
  background-color: var(--color-light-bg) !important;
  color: var(--color-text) !important;
  border-color: var(--color-border) !important;
}

/* Dynamic Text in Review Cards */
[data-theme="dark"] #detailed-review .text-slate-800,
[data-theme="dark"] #detailed-review .text-slate-700,
[data-theme="dark"] #detailed-review .text-slate-400,
[data-theme="dark"] #detailed-review .text-slate-900 {
  color: var(--color-text) !important;
}

[data-theme="dark"] #detailed-review .font-mono {
  color: var(--color-muted) !important;
}

/* Status Badge Styling - Dark Mode */
[data-theme="dark"] #detailed-review .bg-green-100,
[data-theme="dark"] #detailed-review .bg-red-100 {
  background-color: rgba(81, 207, 102, 0.2) !important;
  color: #51cf66 !important;
}

[data-theme="dark"] #detailed-review .text-green-700 {
  color: #51cf66 !important;
}

[data-theme="dark"] #detailed-review .text-red-700 {
  color: #ff6b6b !important;
}

[data-theme="dark"] #detailed-review .bg-red-100 {
  background-color: rgba(255, 107, 107, 0.2) !important;
  color: #ff8c8c !important;
}

/* Answer boxes in review */
[data-theme="dark"] #detailed-review .bg-green-100\/50,
[data-theme="dark"] #detailed-review .bg-red-100\/50 {
  background-color: var(--color-hover-bg) !important;
  border-color: var(--color-border) !important;
}

[data-theme="dark"] #detailed-review .text-green-900 {
  color: #51cf66 !important;
}

[data-theme="dark"] #detailed-review .text-red-900 {
  color: #ff8c8c !important;
}

[data-theme="dark"] #detailed-review .text-green-800 {
  color: #51cf66 !important;
}

/* Category badges and spans */
[data-theme="dark"] #detailed-review .bg-slate-100 {
  background-color: var(--color-hover-bg) !important;
  color: var(--color-text) !important;
}

/* Review Grid Buttons - Enhanced */
[data-theme="dark"] #review-grid {
  color: var(--color-text);
}

[data-theme="dark"] #review-grid button {
  background-color: var(--color-light-bg) !important;
  color: var(--color-text) !important;
  border-color: var(--color-border) !important;
}

[data-theme="dark"] #review-grid button:hover {
  background-color: var(--color-hover-bg) !important;
  border-color: var(--color-primary) !important;
  box-shadow: 0 0 15px rgba(0, 144, 255, 0.3) !important;
}

/* Category Breakdown Section */
[data-theme="dark"] #category-breakdown,
[data-theme="dark"] #category-breakdown > div {
  color: var(--color-text) !important;
}

[data-theme="dark"] #category-breakdown .bg-white {
  background-color: var(--color-light-bg) !important;
}

/* Results Screen Header */
[data-theme="dark"] #results-screen .bg-slate-900 {
  background: linear-gradient(135deg, #1f2747 0%, #161b36 100%) !important;
  color: white !important;
}

[data-theme="dark"] #results-screen .text-slate-300,
[data-theme="dark"] #results-screen .text-slate-400 {
  color: var(--color-muted) !important;
}

/* All dynamically inserted HTML text colors */
[data-theme="dark"] #test-details-container .text-blue-600,
[data-theme="dark"] #detailed-review .text-blue-600,
[data-theme="dark"] #category-breakdown .text-blue-600 {
  color: var(--color-primary) !important;
}

/* Ensure all span and p elements inherit dark mode colors */
[data-theme="dark"] #detailed-review span,
[data-theme="dark"] #detailed-review p,
[data-theme="dark"] #review-screen span,
[data-theme="dark"] #review-screen p,
[data-theme="dark"] #category-breakdown span,
[data-theme="dark"] #category-breakdown p {
  color: var(--color-text) !important;
}

/* Review screen container */
[data-theme="dark"] #review-screen .bg-white {
  background: linear-gradient(135deg, #161b36 0%, #1f2747 100%) !important;
  color: var(--color-text) !important;
}

[data-theme="dark"] #review-screen .border-b {
  border-color: var(--color-border) !important;
}

[data-theme="dark"] #review-screen .text-slate-800,
[data-theme="dark"] #review-screen .text-slate-500,
[data-theme="dark"] #review-screen .text-slate-600,
[data-theme="dark"] #review-screen .text-slate-400 {
  color: var(--color-text) !important;
}

/* Results screen detailed review */
[data-theme="dark"] #results-screen .bg-slate-50 {
  background-color: var(--color-hover-bg) !important;
  color: var(--color-text) !important;
}

[data-theme="dark"] #results-screen .text-slate-700,
[data-theme="dark"] #results-screen .text-slate-800,
[data-theme="dark"] #results-screen .text-slate-600,
[data-theme="dark"] #results-screen .text-slate-500 {
  color: var(--color-text) !important;
}

/* Filter inputs in results */
[data-theme="dark"] #results-screen input,
[data-theme="dark"] #results-screen select {
  background-color: var(--color-light-bg) !important;
  color: var(--color-text) !important;
  border-color: var(--color-border) !important;
}

[data-theme="dark"] #results-screen input:focus,
[data-theme="dark"] #results-screen select:focus {
  border-color: var(--color-primary) !important;
  box-shadow: 0 0 0 3px rgba(0, 144, 255, 0.1) !important;
}

/* Correct/Incorrect styling in results */
[data-theme="dark"] #detailed-review .border-green-200 {
  border-color: var(--color-border) !important;
  background-color: rgba(81, 207, 102, 0.1) !important;
}

[data-theme="dark"] #detailed-review .border-red-200 {
  border-color: var(--color-border) !important;
  background-color: rgba(255, 107, 107, 0.1) !important;
}

/* Ensure app panels still respect `.hidden` even when an ID selector sets display (mobile CSS). */
#start-screen.hidden,
#quiz-interface.hidden,
#review-screen.hidden,
#results-screen.hidden,
#test-details-container.hidden,
#catalog-grid.hidden {
  display: none !important;
}

/* ===== AI REVIEW STYLES ===== */
.ai-loading-spinner {
  width: 40px;
  height: 40px;
  border: 3px solid #e2e8f0;
  border-top-color: #6366f1;
  border-radius: 50%;
  animation: spin 1s linear infinite;
}

.ai-loading-spinner-small {
  width: 16px;
  height: 16px;
  border: 2px solid #e2e8f0;
  border-top-color: #6366f1;
  border-radius: 50%;
  animation: spin 1s linear infinite;
}

@keyframes spin {
  to { transform: rotate(360deg); }
}

#ai-summary-panel {
  animation: fadeInUp 0.5s ease-out;
}

#ai-summary-panel ul,
#ai-summary-panel ol {
  list-style: none;
  padding: 0;
  margin: 0;
}

.ai-feedback-section {
  animation: fadeIn 0.3s ease-out;
}

/* Dark mode AI summary panel */
[data-theme="dark"] #ai-summary-panel {
  background: linear-gradient(135deg, var(--color-light-bg) 0%, rgba(99, 102, 241, 0.1) 100%) !important;
  border-color: var(--color-border) !important;
}

[data-theme="dark"] #ai-summary-panel .text-slate-800,
[data-theme="dark"] #ai-summary-panel .text-slate-700,
[data-theme="dark"] #ai-summary-panel .text-slate-600,
[data-theme="dark"] #ai-summary-panel .text-slate-500 {
  color: var(--color-text) !important;
}

[data-theme="dark"] #ai-summary-panel .border-slate-200 {
  border-color: var(--color-border) !important;
}

/* Dark mode AI feedback strengths/weaknesses boxes */
[data-theme="dark"] #ai-summary-panel .bg-green-50 {
  background-color: rgba(81, 207, 102, 0.1) !important;
  border-color: rgba(81, 207, 102, 0.2) !important;
}

[data-theme="dark"] #ai-summary-panel .bg-green-50 .text-green-800,
[data-theme="dark"] #ai-summary-panel .bg-green-50 .text-green-700 {
  color: var(--color-success) !important;
}

[data-theme="dark"] #ai-summary-panel .bg-red-50 {
  background-color: rgba(255, 107, 107, 0.1) !important;
  border-color: rgba(255, 107, 107, 0.2) !important;
}

[data-theme="dark"] #ai-summary-panel .bg-red-50 .text-red-800,
[data-theme="dark"] #ai-summary-panel .bg-red-50 .text-red-700 {
  color: var(--color-danger) !important;
}

[data-theme="dark"] #ai-summary-panel .bg-blue-50 {
  background-color: rgba(0, 144, 255, 0.1) !important;
  border-color: rgba(0, 144, 255, 0.2) !important;
}

[data-theme="dark"] #ai-summary-panel .bg-blue-50 .text-blue-800,
[data-theme="dark"] #ai-summary-panel .bg-blue-50 .text-blue-700 {
  color: var(--color-primary) !important;
}

/* Dark mode AI feedback in question cards */
[data-theme="dark"] .ai-feedback-section {
  border-color: var(--color-border) !important;
}

[data-theme="dark"] .ai-feedback-section .text-slate-600,
[data-theme="dark"] .ai-feedback-section .text-slate-500,
[data-theme="dark"] .ai-feedback-section .text-slate-400 {
  color: var(--color-muted) !important;
}

[data-theme="dark"] .ai-feedback-section .text-purple-700 {
  color: #a78bfa !important;
}

[data-theme="dark"] .ai-loading-spinner,
[data-theme="dark"] .ai-loading-spinner-small {
  border-color: var(--color-border);
  border-top-color: var(--color-primary);
}

/* Mobile responsive AI styles */
@media (max-width: 640px) {
  #ai-summary-panel {
    padding: 1rem !important;
  }

  #ai-summary-panel .grid {
    grid-template-columns: 1fr !important;
  }

  #ai-summary-panel .bg-green-50,
  #ai-summary-panel .bg-red-50,
  #ai-summary-panel .bg-blue-50 {
    padding: 0.875rem !important;
  }

  #ai-summary-panel h4 {
    font-size: 1rem;
  }

  #ai-summary-panel h5 {
    font-size: 0.8125rem;
  }

  #ai-summary-panel p,
  #ai-summary-panel li {
    font-size: 0.8125rem;
  }

  #ai-summary-panel .w-10 {
    width: 2rem;
    height: 2rem;
  }

  #ai-summary-panel .w-10 svg {
    width: 1rem;
    height: 1rem;
  }

  .ai-feedback-section {
    margin-top: 0.75rem !important;
    padding-top: 0.75rem !important;
  }

  .ai-feedback-section .text-sm {
    font-size: 0.75rem;
  }

  .ai-feedback-section .w-6 {
    width: 1.25rem;
    height: 1.25rem;
  }

  .ai-feedback-section .w-6 svg {
    width: 0.75rem;
    height: 0.75rem;
  }
}