/* ==========================================================================
   CSS DESIGN SYSTEM: PREMIUM TNPSC PREP APP
   ========================================================================== */

/* Design Tokens & Variables */
:root {
  --font-primary: 'Inter', sans-serif;
  --font-header: 'Outfit', sans-serif;
  
  /* Dark Mode Palette (Default) */
  --bg-app: #0d0f1d;
  --bg-phone: #14172a;
  --bg-card: rgba(30, 35, 62, 0.7);
  --bg-card-hover: rgba(40, 47, 84, 0.85);
  --border-glass: rgba(255, 255, 255, 0.08);
  --border-glow: rgba(99, 102, 241, 0.3);
  
  --primary-glow: #6366f1;
  --secondary-glow: #a855f7;
  --accent-gradient: linear-gradient(135deg, #6366f1 0%, #a855f7 100%);
  
  --text-main: #f1f5f9;
  --text-muted: #94a3b8;
  --text-dark: #0f172a;
  
  --color-correct: #10b981;
  --color-wrong: #f43f5e;
  --color-neutral: #3b82f6;
  
  --correct-bg: rgba(16, 185, 129, 0.15);
  --correct-border: rgba(16, 185, 129, 0.4);
  --wrong-bg: rgba(244, 63, 94, 0.15);
  --wrong-border: rgba(244, 63, 94, 0.4);
  
  --radius-sm: 8px;
  --radius-md: 16px;
  --radius-lg: 24px;
  --radius-xl: 32px;
  
  --transition-smooth: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --shadow-premium: 0 8px 32px 0 rgba(0, 0, 0, 0.37);
  --shadow-glow: 0 0 15px rgba(99, 102, 241, 0.4);
}

/* Light Mode Palette Override */
.light-theme {
  --bg-app: #f1f5f9;
  --bg-phone: #ffffff;
  --bg-card: rgba(241, 245, 249, 0.85);
  --bg-card-hover: rgba(226, 232, 240, 0.95);
  --border-glass: rgba(15, 23, 42, 0.08);
  --border-glow: rgba(99, 102, 241, 0.2);
  
  --text-main: #0f172a;
  --text-muted: #64748b;
  
  --correct-bg: rgba(16, 185, 129, 0.1);
  --correct-border: rgba(16, 185, 129, 0.3);
  --wrong-bg: rgba(244, 63, 94, 0.1);
  --wrong-border: rgba(244, 63, 94, 0.3);
  
  --shadow-premium: 0 8px 32px 0 rgba(15, 23, 42, 0.08);
}

/* General Reset & Layout */
* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
  -webkit-tap-highlight-color: transparent;
}

body {
  font-family: var(--font-primary);
  background-color: var(--bg-app);
  color: var(--text-main);
  display: flex;
  justify-content: center;
  align-items: center;
  min-height: 100vh;
  transition: background-color 0.4s ease;
  overflow: hidden;
}

.app-wrapper {
  display: flex;
  justify-content: center;
  align-items: center;
  width: 100%;
  height: 100%;
}

/* ==========================================================================
   DESKTOP SIMULATOR BEZEL (RESPONSIVE)
   ========================================================================== */
.phone-bezel {
  position: relative;
  width: 410px;
  height: 840px;
  background-color: #000;
  border-radius: 48px;
  padding: 12px;
  box-shadow: 0 25px 50px -12px rgba(0,0,0,0.5), 0 0 0 4px #2e3039;
  display: flex;
  flex-direction: column;
  overflow: hidden;
  transition: transform 0.3s ease;
}

/* Notch Simulator */
.phone-notch {
  position: absolute;
  top: 12px;
  left: 50%;
  transform: translateX(-50%);
  width: 140px;
  height: 28px;
  background-color: #000;
  border-bottom-left-radius: 20px;
  border-bottom-right-radius: 20px;
  z-index: 1000;
}

/* Screen Inside Bezel */
.phone-screen {
  position: relative;
  flex: 1;
  width: 100%;
  height: 100%;
  background-color: var(--bg-phone);
  border-radius: 38px;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transition: background-color 0.4s ease;
}

/* Responsive Overrides: If mobile device, hide bezel completely and go full-screen */
@media (max-width: 500px), (max-height: 850px) {
  body {
    background-color: var(--bg-phone);
  }
  .phone-bezel {
    width: 100vw;
    height: 100vh;
    border-radius: 0;
    padding: 0;
    box-shadow: none;
  }
  .phone-notch {
    display: none;
  }
  .phone-screen {
    border-radius: 0;
  }
}

/* ==========================================================================
   STATUS BAR & HEADER
   ========================================================================== */
.status-bar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 16px 24px 8px;
  height: 44px;
  font-size: 13px;
  font-weight: 600;
  z-index: 999;
  user-select: none;
}

.status-icons {
  display: flex;
  align-items: center;
  gap: 6px;
}

.status-icons svg {
  width: 16px;
  height: 16px;
}

.app-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 12px 20px;
  border-bottom: 1px solid var(--border-glass);
}

.header-user {
  display: flex;
  align-items: center;
  gap: 12px;
}

.user-avatar {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: var(--accent-gradient);
  color: #fff;
  display: flex;
  justify-content: center;
  align-items: center;
  font-family: var(--font-header);
  font-weight: 700;
  font-size: 16px;
  box-shadow: var(--shadow-glow);
}

.user-info {
  display: flex;
  flex-direction: column;
}

.user-greeting {
  font-size: 14px;
  font-weight: 500;
  color: var(--text-muted);
}

.user-meta {
  font-size: 15px;
  font-weight: 700;
  font-family: var(--font-header);
}

/* Theme Toggle */
.theme-toggle {
  background: none;
  border: 1px solid var(--border-glass);
  width: 38px;
  height: 38px;
  border-radius: 50%;
  color: var(--text-main);
  cursor: pointer;
  display: flex;
  justify-content: center;
  align-items: center;
  transition: var(--transition-smooth);
}

.theme-toggle:hover {
  background-color: var(--bg-card);
  transform: scale(1.05);
}

.theme-toggle svg {
  width: 20px;
  height: 20px;
}

/* ==========================================================================
   SCROLLABLE SCREEN SYSTEM & NAV
   ========================================================================== */
.screen-content {
  flex: 1;
  overflow-y: auto;
  padding: 16px 20px 80px; /* space for tab bar */
  position: relative;
  scrollbar-width: none; /* Hide scrollbar for clean app look */
}

.screen-content::-webkit-scrollbar {
  display: none;
}

.app-screen {
  display: none;
  opacity: 0;
  transform: translateY(15px);
  transition: opacity 0.3s ease, transform 0.3s ease;
}

.app-screen.active {
  display: block;
  opacity: 1;
  transform: translateY(0);
}

/* Bottom Nav Tab Bar */
.bottom-nav {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 68px;
  background-color: rgba(20, 23, 42, 0.85);
  backdrop-filter: blur(15px);
  -webkit-backdrop-filter: blur(15px);
  border-top: 1px solid var(--border-glass);
  display: flex;
  justify-content: space-around;
  align-items: center;
  padding-bottom: 8px;
  z-index: 999;
}

.nav-tab {
  background: none;
  border: none;
  color: var(--text-muted);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
  cursor: pointer;
  transition: var(--transition-smooth);
  width: 70px;
}

.nav-tab:hover {
  color: var(--text-main);
}

.nav-tab.active {
  color: var(--primary-glow);
}

.nav-icon {
  width: 22px;
  height: 22px;
  transition: var(--transition-smooth);
}

.nav-tab.active .nav-icon {
  transform: translateY(-2px) scale(1.1);
  filter: drop-shadow(0 2px 8px rgba(99, 102, 241, 0.4));
}

.nav-label {
  font-size: 11px;
  font-weight: 500;
}

/* Helpers */
.d-none {
  display: none !important;
}

/* ==========================================================================
   SCREEN 1: HOME/DASHBOARD UI
   ========================================================================== */

/* Segmented Control */
.segment-selector {
  display: flex;
  background-color: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-md);
  padding: 4px;
  margin-bottom: 20px;
}

.segment-btn {
  flex: 1;
  border: none;
  background: none;
  color: var(--text-muted);
  padding: 10px;
  font-family: var(--font-header);
  font-size: 13px;
  font-weight: 600;
  border-radius: 12px;
  cursor: pointer;
  transition: var(--transition-smooth);
}

.segment-btn.active {
  background-color: var(--bg-phone);
  color: var(--text-main);
  box-shadow: var(--shadow-premium);
  border: 1px solid var(--border-glass);
}

/* Alerts */
.alert-banner {
  background: linear-gradient(135deg, rgba(239, 68, 68, 0.15) 0%, rgba(168, 85, 247, 0.1) 100%);
  border: 1px solid rgba(239, 68, 68, 0.3);
  border-radius: var(--radius-md);
  padding: 14px;
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 20px;
  animation: pulseGlow 2s infinite alternate;
}

.alert-icon {
  font-size: 24px;
}

.alert-body {
  flex: 1;
}

.alert-body h4 {
  font-size: 14px;
  font-family: var(--font-header);
  margin-bottom: 2px;
  color: #f43f5e;
}

.alert-body p {
  font-size: 12px;
  color: var(--text-muted);
  line-height: 1.4;
}

.alert-action-btn {
  background-color: #ef4444;
  color: #fff;
  border: none;
  font-size: 12px;
  font-weight: 600;
  padding: 6px 12px;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: var(--transition-smooth);
}

.alert-action-btn:hover {
  background-color: #f43f5e;
  transform: scale(1.05);
}

/* Progress Master Card */
.dashboard-progress-card {
  background: var(--bg-card);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-lg);
  padding: 20px;
  margin-bottom: 24px;
  box-shadow: var(--shadow-premium);
}

.progress-info {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  margin-bottom: 10px;
}

.progress-info h3 {
  font-family: var(--font-header);
  font-size: 16px;
  font-weight: 600;
}

.progress-percent {
  font-family: var(--font-header);
  font-size: 26px;
  font-weight: 800;
  background: var(--accent-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.progress-bar-container {
  height: 8px;
  background-color: rgba(255, 255, 255, 0.08);
  border-radius: var(--radius-sm);
  overflow: hidden;
  margin-bottom: 18px;
}

.progress-bar-fill {
  height: 100%;
  background: var(--accent-gradient);
  border-radius: var(--radius-sm);
  transition: width 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

.progress-stats {
  display: flex;
  justify-content: space-between;
  border-top: 1px solid var(--border-glass);
  padding-top: 14px;
}

.stat-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  flex: 1;
}

.stat-value {
  font-family: var(--font-header);
  font-size: 16px;
  font-weight: 700;
}

.stat-label {
  font-size: 10px;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin-top: 2px;
}

/* Sections */
.section-title-row {
  margin-bottom: 14px;
}

.section-title-row h2 {
  font-family: var(--font-header);
  font-size: 18px;
  font-weight: 700;
}

/* Subjects List */
.subjects-list {
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.subject-card {
  background: var(--bg-card);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-md);
  padding: 16px;
  transition: var(--transition-smooth);
  cursor: pointer;
}

.subject-card.active:hover {
  background: var(--bg-card-hover);
  border-color: var(--border-glow);
  transform: translateY(-2px);
}

.subject-card.locked {
  opacity: 0.65;
  cursor: not-allowed;
}

.subject-card-header {
  display: flex;
  align-items: center;
  gap: 14px;
  margin-bottom: 12px;
}

.subject-icon-wrap {
  width: 44px;
  height: 44px;
  border-radius: 12px;
  display: flex;
  justify-content: center;
  align-items: center;
  font-size: 20px;
}

.economy-bg { background-color: rgba(99, 102, 241, 0.15); border: 1px solid rgba(99, 102, 241, 0.3); }
.polity-bg { background-color: rgba(168, 85, 247, 0.15); border: 1px solid rgba(168, 85, 247, 0.3); }
.history-bg { background-color: rgba(245, 158, 11, 0.15); border: 1px solid rgba(245, 158, 11, 0.3); }

.subject-details {
  flex: 1;
}

.subject-details h3 {
  font-family: var(--font-header);
  font-size: 15px;
  font-weight: 600;
}

.subject-meta {
  font-size: 12px;
  color: var(--text-muted);
}

.subject-chevron {
  font-size: 14px;
  color: var(--text-muted);
  transition: var(--transition-smooth);
}

.subject-card:hover .subject-chevron {
  color: var(--primary-glow);
  transform: translateX(4px);
}

.lock-icon {
  font-size: 16px;
  color: var(--text-muted);
}

.subject-card-footer {
  border-top: 1px solid var(--border-glass);
  padding-top: 10px;
}

.sub-progress-text {
  font-size: 11px;
  color: var(--text-muted);
  display: flex;
  justify-content: space-between;
  margin-bottom: 6px;
}

.sub-progress-text span {
  font-weight: 700;
}

.sub-progress-bar {
  height: 6px;
  background-color: rgba(255, 255, 255, 0.05);
  border-radius: 3px;
  overflow: hidden;
}

.sub-progress-fill {
  height: 100%;
  background: var(--accent-gradient);
  border-radius: 3px;
  width: 0%;
  transition: width 0.6s ease;
}

/* ==========================================================================
   SCREEN 2: SYLLABUS SCREEN
   ========================================================================== */
.screen-header {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-bottom: 20px;
}

.screen-header h2 {
  font-family: var(--font-header);
  font-size: 20px;
  font-weight: 700;
}

.back-btn {
  background: none;
  border: 1px solid var(--border-glass);
  color: var(--text-main);
  width: 36px;
  height: 36px;
  border-radius: 50%;
  display: flex;
  justify-content: center;
  align-items: center;
  cursor: pointer;
  transform: rotate(180deg); /* points left */
  font-size: 14px;
  transition: var(--transition-smooth);
}

.back-btn:hover {
  background-color: var(--bg-card);
  transform: rotate(180deg) scale(1.05);
}

.topics-list {
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.topic-card {
  background: var(--bg-card);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-md);
  padding: 16px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  transition: var(--transition-smooth);
}

.topic-card:hover {
  border-color: var(--border-glow);
  background: var(--bg-card-hover);
}

.topic-info-side {
  flex: 1;
  padding-right: 12px;
}

.topic-info-side h4 {
  font-family: var(--font-header);
  font-size: 14px;
  font-weight: 600;
  margin-bottom: 4px;
}

.topic-stats-row {
  display: flex;
  align-items: center;
  gap: 10px;
}

.topic-badge {
  font-size: 10px;
  font-weight: 600;
  padding: 2px 6px;
  border-radius: var(--radius-sm);
}

.topic-badge.blue {
  background-color: rgba(59, 130, 246, 0.15);
  color: #3b82f6;
  border: 1px solid rgba(59, 130, 246, 0.3);
}

.topic-badge.red {
  background-color: rgba(239, 68, 68, 0.15);
  color: #ef4444;
  border: 1px solid rgba(239, 68, 68, 0.3);
}

.topic-badge.green {
  background-color: rgba(16, 185, 129, 0.15);
  color: #10b981;
  border: 1px solid rgba(16, 185, 129, 0.3);
}

.topic-q-count {
  font-size: 11px;
  color: var(--text-muted);
}

.topic-start-btn {
  background: var(--accent-gradient);
  border: none;
  color: #fff;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  display: flex;
  justify-content: center;
  align-items: center;
  font-size: 14px;
  cursor: pointer;
  box-shadow: var(--shadow-premium);
  transition: var(--transition-smooth);
}

.topic-start-btn:hover {
  transform: scale(1.1);
  box-shadow: var(--shadow-glow);
}

/* ==========================================================================
   SCREEN 3: QUIZ TESTING INTERFACE
   ========================================================================== */
.full-height-screen {
  position: absolute;
  top: 16px;
  left: 20px;
  right: 20px;
  bottom: 80px;
  display: none;
  flex-direction: column;
}

.full-height-screen.active {
  display: flex;
}

.quiz-top-bar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 12px;
}

.quiz-close-btn {
  background: none;
  border: 1px solid var(--border-glass);
  color: var(--text-main);
  font-size: 16px;
  width: 32px;
  height: 32px;
  border-radius: 50%;
  cursor: pointer;
  display: flex;
  justify-content: center;
  align-items: center;
}

.quiz-close-btn:hover {
  background-color: var(--bg-card);
}

.quiz-topic-title {
  font-family: var(--font-header);
  font-size: 14px;
  font-weight: 700;
  max-width: 60%;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.quiz-timer {
  font-family: var(--font-header);
  font-weight: 700;
  color: #ef4444;
  background-color: rgba(239, 68, 68, 0.1);
  padding: 4px 10px;
  border-radius: 20px;
  border: 1px solid rgba(239, 68, 68, 0.2);
  font-size: 12px;
  min-width: 60px;
  text-align: center;
}

.quiz-progress-row {
  margin-bottom: 16px;
}

.quiz-progress-text {
  font-size: 12px;
  color: var(--text-muted);
  margin-bottom: 6px;
}

.quiz-progress-bar {
  height: 6px;
  background-color: rgba(255, 255, 255, 0.05);
  border-radius: 3px;
  overflow: hidden;
}

.quiz-progress-fill {
  height: 100%;
  background: var(--accent-gradient);
  width: 0%;
  transition: width 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

/* Question Container */
.question-container {
  flex: 1;
  min-height: 0; /* Prevents flexbox item from overflowing */
  overflow-y: auto;
  scrollbar-width: none;
  padding-bottom: 12px;
}

.question-container::-webkit-scrollbar {
  display: none;
}

.question-text-block {
  position: relative;
  background-color: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-md);
  padding: 16px;
  margin-bottom: 14px;
  line-height: 1.5;
  font-size: 14.5px;
}

.lang-badge {
  position: absolute;
  top: 10px;
  right: 10px;
  font-size: 9px;
  font-weight: 700;
  background-color: rgba(255, 255, 255, 0.08);
  color: var(--text-muted);
  padding: 2px 4px;
  border-radius: 4px;
  user-select: none;
}

.english-text {
  border-left: 3px solid var(--primary-glow);
}

.tamil-text {
  border-left: 3px solid var(--secondary-glow);
  font-size: 14px;
}

/* Options */
.options-list {
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin-top: 12px;
}

.option-item {
  display: flex;
  align-items: center;
  gap: 12px;
  background-color: var(--bg-card);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-md);
  padding: 12px 16px;
  cursor: pointer;
  transition: var(--transition-smooth);
}

.option-item:hover {
  background-color: var(--bg-card-hover);
  border-color: var(--border-glow);
}

.option-item.selected {
  background: linear-gradient(135deg, rgba(99, 102, 241, 0.1) 0%, rgba(168, 85, 247, 0.1) 100%);
  border-color: var(--primary-glow);
  box-shadow: 0 0 10px rgba(99, 102, 241, 0.2);
}

.option-key {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  border: 1.5px solid var(--text-muted);
  display: flex;
  justify-content: center;
  align-items: center;
  font-weight: 700;
  font-size: 12px;
  font-family: var(--font-header);
  transition: var(--transition-smooth);
  flex-shrink: 0;
}

.option-item.selected .option-key {
  background: var(--accent-gradient);
  border-color: transparent;
  color: #fff;
}

.option-text-wrapper {
  display: flex;
  flex-direction: column;
  gap: 4px;
  flex: 1;
}

.option-text-en {
  font-size: 13px;
  font-weight: 500;
}

.option-text-ta {
  font-size: 12px;
  color: var(--text-muted);
}

.option-item.selected .option-text-ta {
  color: var(--text-main);
  opacity: 0.8;
}

/* Quiz Footer Actions */
.quiz-footer-actions {
  display: flex;
  gap: 12px;
  margin-top: 14px;
}

.quiz-action-btn {
  flex: 1;
  padding: 14px;
  border-radius: var(--radius-md);
  font-family: var(--font-header);
  font-size: 14px;
  font-weight: 700;
  cursor: pointer;
  transition: var(--transition-smooth);
}

.quiz-action-btn.primary {
  background: var(--accent-gradient);
  color: #fff;
  border: none;
  box-shadow: var(--shadow-glow);
}

.quiz-action-btn.primary:hover {
  transform: translateY(-1px);
  box-shadow: 0 0 20px rgba(99, 102, 241, 0.6);
}

.quiz-action-btn.secondary {
  background: none;
  border: 1px solid var(--border-glass);
  color: var(--text-muted);
}

.quiz-action-btn.secondary:hover:not(:disabled) {
  background-color: var(--bg-card);
  color: var(--text-main);
}

.quiz-action-btn:disabled {
  opacity: 0.4;
  cursor: not-allowed;
}

/* ==========================================================================
   SCREEN 4: TEST RESULTS SCREEN UI
   ========================================================================== */
.results-header {
  text-align: center;
  margin-bottom: 24px;
}

.results-header h2 {
  font-family: var(--font-header);
  font-size: 24px;
  font-weight: 800;
}

.results-header p {
  font-size: 14px;
  color: var(--text-muted);
  margin-top: 4px;
}

.results-score-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  background: var(--bg-card);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-lg);
  padding: 24px;
  margin-bottom: 20px;
  box-shadow: var(--shadow-premium);
}

.score-circle-wrapper {
  position: relative;
  width: 140px;
  height: 140px;
  margin-bottom: 16px;
}

.score-svg {
  width: 100%;
  height: 100%;
  transform: rotate(-90deg);
}

.score-numeric {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
}

.score-value {
  font-family: var(--font-header);
  font-size: 26px;
  font-weight: 800;
}

.score-label {
  font-size: 10px;
  color: var(--text-muted);
  font-weight: 600;
  margin-top: 2px;
}

.score-message {
  font-size: 13.5px;
  font-weight: 500;
  text-align: center;
  line-height: 1.4;
}

.results-breakdown-stats {
  display: flex;
  gap: 12px;
  margin-bottom: 24px;
}

.result-stat-card {
  flex: 1;
  border-radius: var(--radius-md);
  padding: 12px;
  text-align: center;
}

.result-stat-card.green-bg {
  background-color: rgba(16, 185, 129, 0.08);
  border: 1px solid rgba(16, 185, 129, 0.2);
  color: var(--color-correct);
}

.result-stat-card.red-bg {
  background-color: rgba(244, 63, 94, 0.08);
  border: 1px solid rgba(244, 63, 94, 0.2);
  color: var(--color-wrong);
}

.result-stat-card.blue-bg {
  background-color: rgba(59, 130, 246, 0.08);
  border: 1px solid rgba(59, 130, 246, 0.2);
  color: #3b82f6;
}

.result-stat-num {
  font-family: var(--font-header);
  font-size: 18px;
  font-weight: 700;
}

.result-stat-lbl {
  font-size: 10px;
  color: var(--text-muted);
  text-transform: uppercase;
  margin-top: 2px;
}

.results-review-title {
  margin-bottom: 12px;
}

.results-review-title h3 {
  font-family: var(--font-header);
  font-size: 16px;
  font-weight: 700;
}

/* Answers Review List */
.answers-review-list {
  display: flex;
  flex-direction: column;
  gap: 14px;
  margin-bottom: 24px;
}

.review-card {
  background-color: rgba(255, 255, 255, 0.02);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-md);
  padding: 16px;
}

.review-card.correct { border-left: 3px solid var(--color-correct); }
.review-card.wrong { border-left: 3px solid var(--color-wrong); }

.review-question-text {
  font-size: 13.5px;
  font-weight: 600;
  line-height: 1.45;
  margin-bottom: 12px;
}

.review-choices {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.review-choice-item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 8px 12px;
  border-radius: var(--radius-sm);
  background-color: rgba(255, 255, 255, 0.01);
  font-size: 12.5px;
  border: 1px solid transparent;
}

.review-choice-item.correct {
  background-color: var(--correct-bg);
  border-color: var(--correct-border);
  color: var(--color-correct);
}

.review-choice-item.user-wrong {
  background-color: var(--wrong-bg);
  border-color: var(--wrong-border);
  color: var(--color-wrong);
}

.review-choice-key {
  font-weight: 700;
}

.review-choice-badge {
  font-size: 9px;
  font-weight: 700;
  padding: 2px 6px;
  border-radius: 4px;
  margin-left: auto;
  text-transform: uppercase;
}

.review-choice-badge.correct {
  background-color: rgba(16, 185, 129, 0.2);
}

.review-choice-badge.wrong {
  background-color: rgba(244, 63, 94, 0.2);
}

/* Review Card Explanation Box */
.review-explanation {
  margin-top: 12px;
  padding-top: 10px;
  border-top: 1px dashed var(--border-glass);
  font-size: 12px;
  color: var(--text-muted);
  line-height: 1.4;
}

.review-explanation strong {
  color: var(--text-main);
}

/* Results Buttons */
.results-footer-btn-container {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.results-btn {
  width: 100%;
  padding: 14px;
  border-radius: var(--radius-md);
  font-family: var(--font-header);
  font-size: 14px;
  font-weight: 700;
  cursor: pointer;
  transition: var(--transition-smooth);
  text-align: center;
}

.results-btn.primary {
  background: var(--accent-gradient);
  border: none;
  color: #fff;
  box-shadow: var(--shadow-glow);
}

.results-btn.primary:hover {
  transform: translateY(-1px);
  box-shadow: 0 0 20px rgba(99, 102, 241, 0.5);
}

.results-btn.secondary {
  background: none;
  border: 1px solid var(--border-glass);
  color: var(--text-main);
}

.results-btn.secondary:hover {
  background-color: var(--bg-card);
}

/* ==========================================================================
   SCREEN 5: AI ADVISOR UI
   ========================================================================== */
.advisor-intro-card {
  display: flex;
  align-items: center;
  gap: 16px;
  background-color: rgba(99, 102, 241, 0.08);
  border: 1px solid var(--border-glow);
  border-radius: var(--radius-lg);
  padding: 18px;
  margin-bottom: 20px;
}

.advisor-robot-icon {
  font-size: 32px;
  background-color: rgba(99, 102, 241, 0.15);
  width: 54px;
  height: 54px;
  border-radius: 50%;
  display: flex;
  justify-content: center;
  align-items: center;
  box-shadow: var(--shadow-glow);
}

.advisor-intro-text h3 {
  font-family: var(--font-header);
  font-size: 15px;
  font-weight: 700;
}

.advisor-intro-text p {
  font-size: 12px;
  color: var(--text-muted);
  line-height: 1.4;
  margin-top: 2px;
}

/* Weakness CTA Banner */
.weakness-review-cta {
  background: linear-gradient(135deg, rgba(168, 85, 247, 0.15) 0%, rgba(99, 102, 241, 0.1) 100%);
  border: 1px solid rgba(168, 85, 247, 0.3);
  border-radius: var(--radius-lg);
  padding: 16px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 24px;
}

.cta-details h3 {
  font-family: var(--font-header);
  font-size: 14px;
  font-weight: 700;
}

.cta-details p {
  font-size: 11px;
  color: var(--text-muted);
  margin-top: 2px;
}

.cta-btn {
  background-color: #a855f7;
  color: #fff;
  border: none;
  font-family: var(--font-header);
  font-size: 12px;
  font-weight: 700;
  padding: 8px 16px;
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: var(--transition-smooth);
  box-shadow: 0 0 10px rgba(168, 85, 247, 0.3);
}

.cta-btn:hover {
  background-color: #c084fc;
  transform: translateY(-1px);
  box-shadow: 0 0 15px rgba(168, 85, 247, 0.5);
}

/* Recommendations Card List */
.recommendations-container h3 {
  font-family: var(--font-header);
  font-size: 15px;
  font-weight: 700;
  margin-bottom: 12px;
}

.recommendations-list {
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.advisor-card {
  background: var(--bg-card);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-lg);
  padding: 16px;
  position: relative;
  overflow: hidden;
}

.advisor-card.critical { border-left: 3px solid var(--color-wrong); }
.advisor-card.warning { border-left: 3px solid rgba(245, 158, 11, 1); }
.advisor-card.good { border-left: 3px solid var(--color-correct); }

.advisor-card-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: 10px;
}

.advisor-card-title {
  font-family: var(--font-header);
  font-size: 14px;
  font-weight: 700;
}

.advisor-card-badge {
  font-size: 9px;
  font-weight: 700;
  padding: 2px 6px;
  border-radius: 4px;
  text-transform: uppercase;
}

.advisor-card-badge.critical { background-color: rgba(244, 63, 94, 0.15); color: var(--color-wrong); }
.advisor-card-badge.warning { background-color: rgba(245, 158, 11, 0.15); color: #f59e0b; }
.advisor-card-badge.good { background-color: rgba(16, 185, 129, 0.15); color: var(--color-correct); }

.advisor-card-body {
  font-size: 12px;
  color: var(--text-muted);
  line-height: 1.4;
  margin-bottom: 14px;
}

.advisor-card-recommendation {
  background-color: rgba(255, 255, 255, 0.02);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-sm);
  padding: 10px 12px;
  display: flex;
  align-items: center;
  gap: 10px;
}

.book-icon {
  font-size: 16px;
}

.book-details {
  display: flex;
  flex-direction: column;
}

.book-title {
  font-weight: 600;
  color: var(--text-main);
  font-size: 11.5px;
}

.book-chapters {
  font-size: 10.5px;
  color: var(--text-muted);
  margin-top: 1px;
}

.advisor-card-action-btn {
  background: none;
  border: 1px solid var(--border-glow);
  color: var(--primary-glow);
  font-size: 11px;
  font-weight: 700;
  font-family: var(--font-header);
  padding: 6px 12px;
  border-radius: 6px;
  cursor: pointer;
  transition: var(--transition-smooth);
  align-self: flex-end;
  margin-top: 12px;
  display: inline-block;
}

.advisor-card-action-btn:hover {
  background-color: rgba(99, 102, 241, 0.1);
  color: #818cf8;
}

/* ==========================================================================
   ANIMATIONS & KEYFRAMES
   ========================================================================== */
@keyframes pulseGlow {
  0% { box-shadow: 0 0 5px rgba(239, 68, 68, 0.1); }
  100% { box-shadow: 0 0 15px rgba(239, 68, 68, 0.35); }
}

/* Smooth Fade in for questions */
.question-container, .answers-review-list, .recommendations-list {
  animation: fadeIn 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(8px); }
  to { opacity: 1; transform: translateY(0); }
}

/* Match the Following Layout */
.match-container {
  display: flex;
  justify-content: space-between;
  margin: 12px 0 6px 0;
  background-color: rgba(255, 255, 255, 0.03);
  border: 1px dashed rgba(255, 255, 255, 0.1);
  border-radius: var(--radius-md);
  padding: 12px 16px;
  gap: 20px;
}

.match-col-left, .match-col-right {
  flex: 1;
  font-size: 13.5px;
  line-height: 1.8;
  font-family: var(--font-primary);
  text-align: left;
}

.match-col-right {
  border-left: 1px dashed rgba(255, 255, 255, 0.15);
  padding-left: 18px;
}