/* ==========================================================================
   DESIGN SYSTEM & VARIABLES
   ========================================================================== */
:root {
  /* Theme-dependent tokens using light-dark() */
  color-scheme: light dark;

  /* Fonts */
  --font-header: 'Lora', Georgia, serif;
  --font-body: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-code: 'Fira Code', 'Courier New', Courier, monospace;

  /* Light Theme Specifics */
  --bg-primary-light: #f8fafc;
  --bg-secondary-light: #ffffff;
  --text-primary-light: #0f172a;
  --text-secondary-light: #475569;
  --border-light: #e2e8f0;
  --shadow-light: 0 4px 6px -1px rgba(15, 23, 42, 0.05), 0 2px 4px -2px rgba(15, 23, 42, 0.05), 0 0 0 1px rgba(15, 23, 42, 0.02);
  --card-bg-light: #ffffff;
  --input-bg-light: #f1f5f9;

  /* Dark Theme Specifics */
  --bg-primary-dark: #090d16;
  --bg-secondary-dark: #111827;
  --text-primary-dark: #f3f4f6;
  --text-secondary-dark: #9ca3af;
  --border-dark: #1f2937;
  --shadow-dark: 0 10px 15px -3px rgba(0, 0, 0, 0.3), 0 4px 6px -4px rgba(0, 0, 0, 0.3), 0 0 0 1px rgba(255, 255, 255, 0.03);
  --card-bg-dark: #1f2937;
  --input-bg-dark: #374151;

  /* Core Color Brand Tokens */
  --brand-color: #6366f1; /* Indigo */
  --brand-hover: #4f46e5;
  --brand-muted: rgba(99, 102, 241, 0.15);
  --accent-color: #f59e0b; /* Amber */
  --accent-muted: rgba(245, 158, 11, 0.15);
  --success-color: #10b981; /* Emerald */
  --success-muted: rgba(16, 185, 129, 0.15);
  --danger-color: #f43f5e; /* Rose */
  --danger-muted: rgba(244, 63, 94, 0.15);
  
  /* Dynamic Variables */
  --bg-primary: light-dark(var(--bg-primary-light), var(--bg-primary-dark));
  --bg-secondary: light-dark(var(--bg-secondary-light), var(--bg-secondary-dark));
  --text-primary: light-dark(var(--text-primary-light), var(--text-primary-dark));
  --text-secondary: light-dark(var(--text-secondary-light), var(--text-secondary-dark));
  --border-color: light-dark(var(--border-light), var(--border-dark));
  --shadow: light-dark(var(--shadow-light), var(--shadow-dark));
  --card-bg: light-dark(var(--card-bg-light), var(--card-bg-dark));
  --input-bg: light-dark(var(--input-bg-light), var(--input-bg-dark));
  --sidebar-bg: light-dark(#ffffff, #0d1117);

  /* Spacing */
  --spacing-xs: 0.25rem;
  --spacing-sm: 0.5rem;
  --spacing-md: 1rem;
  --spacing-lg: 1.5rem;
  --spacing-xl: 2.5rem;
  
  /* Misc */
  --radius-sm: 6px;
  --radius-md: 12px;
  --radius-lg: 20px;
  --transition-fast: 0.15s ease;
  --transition-normal: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --header-height: 70px;
}

/* Force light or dark mode based on html attribute */
:root[data-theme="light"] {
  color-scheme: light;
}
:root[data-theme="dark"] {
  color-scheme: dark;
}

/* ==========================================================================
   BASE STYLES
   ========================================================================== */
* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

body {
  font-family: var(--font-body);
  background-color: var(--bg-primary);
  color: var(--text-primary);
  line-height: 1.6;
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  transition: background-color var(--transition-normal), color var(--transition-normal);
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-header);
  color: var(--text-primary);
  font-weight: 700;
  margin-bottom: var(--spacing-sm);
  line-height: 1.25;
}

p {
  margin-bottom: var(--spacing-md);
  color: var(--text-secondary);
}

a {
  color: var(--brand-color);
  text-decoration: none;
  transition: color var(--transition-fast);
}
a:hover {
  color: var(--brand-hover);
  text-decoration: underline;
}

blockquote {
  font-family: var(--font-header);
  font-style: italic;
  font-size: 1.15rem;
  border-left: 4px solid var(--brand-color);
  padding: var(--spacing-sm) 0 var(--spacing-sm) var(--spacing-md);
  margin: var(--spacing-md) 0;
  color: var(--text-primary);
}

code, pre {
  font-family: var(--font-code);
  font-size: 0.9rem;
  background-color: var(--input-bg);
  border-radius: var(--radius-sm);
}

code {
  padding: 2px 6px;
}

pre {
  padding: var(--spacing-md);
  overflow-x: auto;
  border: 1px solid var(--border-color);
}

/* ==========================================================================
   LAYOUT STRUCTURE
   ========================================================================== */
#progress-bar-container {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 4px;
  background: transparent;
  z-index: 1000;
}

#progress-bar {
  width: 0%;
  height: 100%;
  background: linear-gradient(90deg, var(--brand-color), var(--success-color));
  transition: width 0.1s ease-out;
}

.app-layout {
  display: flex;
  min-height: 100vh;
}

/* Sidebar styling */
.sidebar {
  width: 320px;
  background-color: var(--sidebar-bg);
  border-right: 1px solid var(--border-color);
  display: flex;
  flex-direction: column;
  position: fixed;
  top: 0;
  bottom: 0;
  left: 0;
  z-index: 90;
  transition: transform var(--transition-normal), background-color var(--transition-normal), border-color var(--transition-normal);
}

.sidebar-header {
  padding: var(--spacing-lg);
  border-bottom: 1px solid var(--border-color);
}

.sidebar-header h2 {
  font-size: 1.4rem;
  color: var(--text-primary);
  margin-bottom: 2px;
}

.sidebar-header .subtitle {
  font-size: 0.85rem;
  color: var(--brand-color);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin-bottom: var(--spacing-sm);
}

.sidebar-header .author-tag {
  font-size: 0.75rem;
  background-color: var(--brand-muted);
  color: var(--brand-color);
  display: inline-block;
  padding: 2px 8px;
  border-radius: 20px;
  font-weight: 500;
}

.sidebar-header .author-tag a {
  color: inherit;
  text-decoration: none;
}
.sidebar-header .author-tag a:hover {
  text-decoration: underline;
}

.sidebar-nav {
  flex: 1;
  padding: var(--spacing-md) 0;
  overflow-y: auto;
}

.sidebar-nav ul {
  list-style: none;
}

.sidebar-nav li {
  margin-bottom: 4px;
}

.nav-item {
  width: 100%;
  background: transparent;
  border: none;
  display: flex;
  align-items: center;
  padding: var(--spacing-md) var(--spacing-lg);
  color: var(--text-secondary);
  font-family: var(--font-body);
  text-align: left;
  cursor: pointer;
  transition: background-color var(--transition-fast), color var(--transition-fast);
}

.nav-item:hover {
  background-color: var(--input-bg);
  color: var(--text-primary);
}

.nav-item.active {
  background-color: var(--brand-muted);
  color: var(--brand-color);
  font-weight: 600;
  border-left: 4px solid var(--brand-color);
}

.nav-item .num {
  font-family: var(--font-code);
  font-size: 0.8rem;
  margin-right: var(--spacing-md);
  opacity: 0.7;
}

.nav-item .text {
  flex: 1;
  font-size: 0.95rem;
}

.nav-item .status-icon {
  margin-left: var(--spacing-sm);
  font-size: 1rem;
}

.sidebar-footer {
  padding: var(--spacing-lg);
  border-top: 1px solid var(--border-color);
  display: flex;
  flex-direction: column;
  gap: var(--spacing-sm);
}

.sidebar-case-link {
  width: 100%;
  padding: var(--spacing-sm) var(--spacing-md);
  border-radius: var(--radius-sm);
  background-color: var(--brand-color);
  color: white;
  font-family: var(--font-body);
  font-size: 0.9rem;
  font-weight: 600;
  border: 1px solid var(--brand-color);
  display: flex;
  justify-content: center;
  align-items: center;
  transition: background-color var(--transition-fast), box-shadow var(--transition-fast);
}

.sidebar-case-link:hover {
  background-color: var(--brand-hover);
  color: white;
  text-decoration: none;
  box-shadow: 0 4px 12px rgba(99, 102, 241, 0.25);
}

.reset-progress-btn {
  width: 100%;
  padding: var(--spacing-sm) var(--spacing-md);
  border-radius: var(--radius-sm);
  background-color: transparent;
  color: var(--text-secondary);
  font-family: var(--font-body);
  font-size: 0.85rem;
  font-weight: 500;
  border: 1px dashed var(--border-color);
  cursor: pointer;
  display: flex;
  justify-content: center;
  align-items: center;
  gap: var(--spacing-sm);
  transition: all var(--transition-fast);
}

.reset-progress-btn:hover {
  background-color: var(--danger-muted);
  color: var(--danger-color);
  border-color: var(--danger-color);
}

.theme-toggle-icon-btn {
  background: transparent;
  border: 1px solid var(--border-color);
  border-radius: 50%;
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  font-size: 1.25rem;
  transition: background-color var(--transition-fast), transform var(--transition-fast), border-color var(--transition-fast);
}

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

/* Light/Dark toggle icon logic */
html[data-theme="light"] .dark-icon { display: none; }
html[data-theme="light"] .light-icon { display: inline; }
html[data-theme="dark"] .light-icon { display: none; }
html[data-theme="dark"] .dark-icon { display: inline; }

/* Main content layout */
.main-content {
  flex: 1;
  margin-left: 320px;
  padding: var(--spacing-xl);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  gap: var(--spacing-xl);
  transition: margin-left var(--transition-normal);
}

.content-header {
  height: var(--header-height);
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-bottom: 1px solid var(--border-color);
  padding-bottom: var(--spacing-md);
  margin-bottom: var(--spacing-md);
}

.header-title-wrapper h1 {
  font-size: 2rem;
  margin-bottom: 2px;
}

.header-subtitle {
  font-size: 0.9rem;
  color: var(--text-secondary);
}

.menu-toggle-btn {
  display: none;
  background: transparent;
  border: none;
  font-size: 1.5rem;
  color: var(--text-primary);
  cursor: pointer;
}

/* ==========================================================================
   COMPONENTS
   ========================================================================== */
.card {
  background-color: var(--card-bg);
  border-radius: var(--radius-md);
  padding: var(--spacing-lg);
  box-shadow: var(--shadow);
  border: 1px solid var(--border-color);
  transition: transform var(--transition-fast), box-shadow var(--transition-fast), background-color var(--transition-normal);
}

.card:hover {
  transform: translateY(-2px);
  box-shadow: 0 10px 20px -10px rgba(0, 0, 0, 0.15);
}

.hero-card {
  background: linear-gradient(135deg, var(--card-bg) 0%, var(--brand-muted) 100%);
  border-left: 6px solid var(--brand-color);
}

.badge {
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  background-color: var(--brand-color);
  color: white;
  padding: 4px 10px;
  border-radius: 20px;
  display: inline-block;
  margin-bottom: var(--spacing-md);
}

.badge-primary {
  background-color: var(--brand-color);
}

.lead {
  font-family: var(--font-header);
  font-size: 1.25rem;
  line-height: 1.5;
  color: var(--text-primary);
  margin-bottom: var(--spacing-md);
}

.small-text {
  font-size: 0.85rem;
  color: var(--text-secondary);
}

.text-muted {
  opacity: 0.75;
}

.font-mono {
  font-family: var(--font-code);
}

/* Grid layout helper */
.grid-2col {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--spacing-lg);
}

/* Sections visibility */
.content-section {
  display: none;
  flex-direction: column;
  gap: var(--spacing-lg);
  animation: fadeIn 0.4s ease-in-out forwards;
}

.content-section.active {
  display: flex;
}

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

.section-actions {
  display: flex;
  justify-content: space-between;
  margin-top: var(--spacing-xl);
  border-top: 1px solid var(--border-color);
  padding-top: var(--spacing-lg);
}

/* Alert Boxes */
.alert {
  padding: var(--spacing-md);
  border-radius: var(--radius-sm);
  margin-top: var(--spacing-md);
  font-size: 0.95rem;
}

.alert-danger {
  background-color: var(--danger-muted);
  border-left: 4px solid var(--danger-color);
  color: var(--text-primary);
}

.border-highlight.warning {
  border-top: 4px solid var(--accent-color);
}

/* Buttons */
.btn {
  padding: 10px 20px;
  border-radius: var(--radius-sm);
  font-family: var(--font-body);
  font-weight: 500;
  border: none;
  cursor: pointer;
  transition: background-color var(--transition-fast), transform var(--transition-fast), box-shadow var(--transition-fast);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
}

.btn:active {
  transform: scale(0.98);
}

.btn-primary {
  background-color: var(--brand-color);
  color: white;
}
.btn-primary:hover {
  background-color: var(--brand-hover);
  box-shadow: 0 4px 12px rgba(99, 102, 241, 0.3);
}

.btn-secondary {
  background-color: var(--input-bg);
  color: var(--text-primary);
  border: 1px solid var(--border-color);
}
.btn-secondary:hover {
  background-color: var(--border-color);
}

.btn-outline {
  background-color: transparent;
  color: var(--text-primary);
  border: 1px solid var(--border-color);
}
.btn-outline:hover {
  background-color: var(--input-bg);
  border-color: var(--text-primary);
}

.btn-accent {
  background-color: var(--accent-color);
  color: #0f172a;
}
.btn-accent:hover {
  background-color: #d97706;
  box-shadow: 0 4px 12px rgba(245, 158, 11, 0.3);
}

.btn-sm {
  padding: 6px 12px;
  font-size: 0.85rem;
}
.btn-xs {
  padding: 4px 8px;
  font-size: 0.75rem;
}

.btn-block {
  display: flex;
  width: 100%;
}

/* ==========================================================================
   INTERACTIVE WIDGETS
   ========================================================================== */

/* Timeline Slider Card */
.slider-widget {
  margin-top: var(--spacing-lg);
  display: flex;
  flex-direction: column;
  gap: var(--spacing-md);
}

.slider-labels {
  display: flex;
  justify-content: space-between;
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--text-secondary);
}

input[type="range"] {
  -webkit-appearance: none;
  width: 100%;
  height: 6px;
  background: var(--border-color);
  border-radius: 3px;
  outline: none;
  accent-color: var(--brand-color);
}

.timeline-box {
  background-color: var(--input-bg);
  border-radius: var(--radius-sm);
  padding: var(--spacing-md);
  border-left: 4px solid var(--brand-color);
  margin-top: var(--spacing-sm);
}

.timeline-box h4 {
  font-size: 1.1rem;
  margin-bottom: var(--spacing-xs);
}

.resilience-indicator {
  margin-top: var(--spacing-sm);
  font-size: 0.85rem;
  display: flex;
  justify-content: space-between;
}

.vuln-low { color: var(--success-color); }
.vuln-med { color: var(--accent-color); }
.vuln-high { color: var(--danger-color); }

/* Vulnerability Analyzer */
.interactive-tool select {
  width: 100%;
  padding: 10px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border-color);
  background-color: var(--input-bg);
  color: var(--text-primary);
  font-family: var(--font-body);
  margin-bottom: var(--spacing-md);
  outline: none;
}

.checkbox-group {
  margin-bottom: var(--spacing-lg);
}

.checkbox-container {
  display: flex;
  align-items: center;
  margin-bottom: var(--spacing-xs);
  cursor: pointer;
  font-size: 0.95rem;
  color: var(--text-secondary);
}

.checkbox-container input {
  margin-right: 10px;
  width: 16px;
  height: 16px;
  accent-color: var(--brand-color);
}

.vuln-meter-wrapper {
  background-color: var(--input-bg);
  border-radius: var(--radius-sm);
  padding: var(--spacing-md);
  margin-bottom: var(--spacing-md);
}

.meter-label {
  font-size: 0.85rem;
  font-weight: 600;
  margin-bottom: var(--spacing-xs);
}

.meter-bg {
  width: 100%;
  height: 12px;
  background-color: var(--border-color);
  border-radius: 10px;
  overflow: hidden;
}

#vuln-meter-bar {
  height: 100%;
  border-radius: 10px;
  transition: width 0.4s ease, background-color 0.4s ease;
}

#vuln-meter-text {
  font-weight: 700;
  font-size: 1.1rem;
  margin-top: var(--spacing-xs);
  text-align: right;
}

/* Strategy Tabs */
.tab-container {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-md);
}

.tab-headers {
  display: flex;
  border-bottom: 2px solid var(--border-color);
  gap: var(--spacing-xs);
  overflow-x: auto;
}

.tab-btn {
  padding: var(--spacing-md) var(--spacing-lg);
  background: transparent;
  border: none;
  font-family: var(--font-body);
  font-weight: 600;
  color: var(--text-secondary);
  cursor: pointer;
  white-space: nowrap;
  transition: color var(--transition-fast), border-bottom var(--transition-fast);
  border-bottom: 3px solid transparent;
  margin-bottom: -2px;
}

.tab-btn:hover {
  color: var(--text-primary);
}

.tab-btn.active {
  color: var(--brand-color);
  border-bottom: 3px solid var(--brand-color);
}

.tab-content {
  display: none;
  animation: fadeIn 0.3s ease;
}

.tab-content.active {
  display: block;
}

.interactive-box {
  background-color: var(--bg-primary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: var(--spacing-md);
  display: flex;
  flex-direction: column;
  gap: var(--spacing-sm);
  justify-content: center;
}

/* Prompt Log Sandbox */
.prompt-box {
  background-color: var(--input-bg);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  padding: var(--spacing-md);
}

.prompt-header {
  font-family: var(--font-code);
  font-size: 0.75rem;
  text-transform: uppercase;
  color: var(--brand-color);
  border-bottom: 1px dashed var(--border-color);
  padding-bottom: 4px;
  margin-bottom: var(--spacing-sm);
}

.prompt-body {
  font-style: italic;
  font-size: 0.95rem;
  margin-bottom: var(--spacing-sm);
}

.prompt-ai-response {
  background-color: var(--bg-primary);
  border-radius: var(--radius-sm);
  padding: var(--spacing-sm) var(--spacing-md);
  font-size: 0.85rem;
  border-left: 3px solid var(--text-secondary);
}

.prompt-controls {
  display: flex;
  flex-wrap: wrap;
  gap: var(--spacing-xs);
}

/* Calculator Form */
.calculator-form {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-md);
}

.calc-row {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.calc-row label {
  font-size: 0.9rem;
  font-weight: 600;
}

.calc-row select {
  padding: 8px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border-color);
  background-color: var(--input-bg);
  color: var(--text-primary);
  font-family: var(--font-body);
}

.calc-results {
  display: flex;
  justify-content: space-around;
  background-color: var(--input-bg);
  padding: var(--spacing-md);
  border-radius: var(--radius-sm);
  border: 1px solid var(--border-color);
  margin-top: var(--spacing-sm);
}

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

.calc-stat .label {
  font-size: 0.75rem;
  text-transform: uppercase;
  color: var(--text-secondary);
}

.calc-stat strong {
  font-size: 1.3rem;
  color: var(--brand-color);
}

.feasibility-high { color: var(--success-color) !important; }
.feasibility-med { color: var(--accent-color) !important; }
.feasibility-low { color: var(--danger-color) !important; }

/* Interactive AI Audit Passage */
.audit-passage-box {
  background-color: var(--input-bg);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  padding: var(--spacing-md);
  line-height: 1.8;
}

.audit-word {
  cursor: pointer;
  border-bottom: 2px dashed var(--brand-color);
  padding: 0 4px;
  transition: background-color var(--transition-fast), border var(--transition-fast);
  border-radius: 2px;
}

.audit-word:hover {
  background-color: rgba(99, 102, 241, 0.1);
}

.audit-word.correct-pick {
  background-color: var(--success-muted);
  border-bottom: 2px solid var(--success-color);
  color: var(--success-color);
  font-weight: 600;
}

.audit-word.wrong-pick {
  background-color: var(--danger-muted);
  border-bottom: 2px solid var(--danger-color);
  color: var(--danger-color);
}

.audit-scorecard {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-top: var(--spacing-sm);
}

.audit-feedback-box {
  background-color: var(--input-bg);
  border-left: 4px solid var(--brand-color);
  padding: var(--spacing-sm);
  border-radius: var(--radius-sm);
  font-size: 0.9rem;
  min-height: 50px;
}

/* Resilience Meter Widget */
.builder-inputs {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-sm);
}

.resilience-meter-container {
  background-color: var(--input-bg);
  padding: var(--spacing-md);
  border-radius: var(--radius-sm);
  border: 1px solid var(--border-color);
  margin-top: var(--spacing-md);
}

.resilience-value {
  font-size: 1.3rem;
  font-weight: 700;
  margin-bottom: var(--spacing-sm);
}

.resilience-feedback {
  font-size: 0.85rem;
  margin-top: var(--spacing-sm);
  font-style: italic;
}

/* ==========================================================================
   ASSESSMENT SHIFT MATRIX & COMPARISONS
   ========================================================================== */
.matrix-toggle-bar {
  display: flex;
  justify-content: center;
  gap: var(--spacing-md);
  margin-bottom: var(--spacing-md);
}

.matrix-container {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-lg);
}

.matrix-row {
  display: grid;
  grid-template-columns: 1fr 40px 1fr 1.2fr;
  align-items: center;
  gap: var(--spacing-md);
  background-color: var(--card-bg);
  border-radius: var(--radius-md);
  padding: var(--spacing-lg);
  box-shadow: var(--shadow);
  border: 1px solid var(--border-color);
}

.matrix-cell {
  height: 100%;
  display: flex;
  flex-direction: column;
  gap: var(--spacing-xs);
  padding: var(--spacing-sm);
}

.traditional-col {
  border-left: 4px solid var(--danger-color);
  background: linear-gradient(90deg, var(--danger-muted) 0%, transparent 100%);
  border-radius: 4px;
}

.resilient-col {
  border-left: 4px solid var(--success-color);
  background: linear-gradient(90deg, var(--success-muted) 0%, transparent 100%);
  border-radius: 4px;
}

.justification-col {
  border-left: 4px solid var(--brand-color);
  background: linear-gradient(90deg, var(--brand-muted) 0%, transparent 100%);
  border-radius: 4px;
}

.matrix-arrow {
  text-align: center;
  font-size: 1.5rem;
  color: var(--text-secondary);
}

.label-category {
  font-size: 0.7rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  color: var(--text-secondary);
}

.detailed-text {
  margin-top: var(--spacing-sm);
  padding-top: var(--spacing-sm);
  border-top: 1px dashed var(--border-color);
  font-size: 0.9rem;
  animation: slideDown 0.3s ease forwards;
}

.detailed-text h5 {
  font-size: 0.85rem;
  text-transform: uppercase;
  color: var(--brand-color);
}

.detailed-text ol {
  padding-left: 18px;
  margin-bottom: var(--spacing-sm);
}

.hidden {
  display: none !important;
}

@keyframes slideDown {
  from { opacity: 0; transform: translateY(-5px); }
  to { opacity: 1; transform: translateY(0); }
}

/* ==========================================================================
   SYLLABUS REDESIGNER & FORMS
   ========================================================================== */
.form-group {
  margin-bottom: var(--spacing-md);
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.form-group label {
  font-size: 0.9rem;
  font-weight: 600;
}

.form-group input[type="text"],
.form-group select {
  padding: 10px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border-color);
  background-color: var(--input-bg);
  color: var(--text-primary);
  font-family: var(--font-body);
  outline: none;
  transition: border-color var(--transition-fast);
}

.form-group input[type="text"]:focus,
.form-group select:focus {
  border-color: var(--brand-color);
}

.bg-contrast {
  background-color: var(--sidebar-bg);
}

.blueprint-box {
  flex: 1;
  background-color: var(--bg-primary);
  border-radius: var(--radius-sm);
  border: 1px solid var(--border-color);
  overflow: hidden;
  max-height: 380px;
  display: flex;
  flex-direction: column;
}

.blueprint-box pre {
  margin: 0;
  border: none;
  background-color: transparent;
  flex: 1;
  overflow-y: auto;
}

.blueprint-box code {
  background-color: transparent;
  padding: 0;
  white-space: pre-wrap;
  word-break: break-all;
  display: block;
}

.blueprint-actions {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
  margin-top: var(--spacing-sm);
}

.toast {
  font-size: 0.85rem;
  color: var(--success-color);
  font-weight: 500;
  animation: fadeIn 0.2s ease;
}

/* ==========================================================================
   DIAGNOSTIC QUIZ
   ========================================================================== */
.quiz-card {
  max-width: 700px;
  margin: 0 auto;
}

.quiz-progress {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: var(--spacing-lg);
  font-size: 0.9rem;
}

.quiz-progress-bar-bg {
  width: 120px;
  height: 8px;
  background-color: var(--border-color);
  border-radius: 4px;
  overflow: hidden;
}

#quiz-progress-bar {
  height: 100%;
  background-color: var(--brand-color);
  transition: width 0.3s ease;
}

.quiz-options {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-sm);
  margin-top: var(--spacing-md);
}

.quiz-opt-btn {
  width: 100%;
  padding: var(--spacing-md);
  background-color: var(--input-bg);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  font-family: var(--font-body);
  font-size: 0.95rem;
  text-align: left;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.quiz-opt-btn:hover {
  background-color: var(--border-color);
  transform: translateX(4px);
}

.quiz-opt-btn.correct {
  background-color: var(--success-muted);
  border-color: var(--success-color);
  color: var(--success-color);
  font-weight: 600;
}

.quiz-opt-btn.incorrect {
  background-color: var(--danger-muted);
  border-color: var(--danger-color);
  color: var(--danger-color);
}

.quiz-footer {
  margin-top: var(--spacing-lg);
  min-height: 80px;
  display: flex;
  flex-direction: column;
  gap: var(--spacing-md);
}

.quiz-feedback {
  padding: var(--spacing-md);
  border-radius: var(--radius-sm);
  font-size: 0.9rem;
  animation: fadeIn 0.3s ease;
}

.quiz-feedback.success {
  background-color: var(--success-muted);
  border-left: 4px solid var(--success-color);
}

.quiz-feedback.error {
  background-color: var(--danger-muted);
  border-left: 4px solid var(--danger-color);
}

.success-card {
  max-width: 600px;
  margin: var(--spacing-xl) auto;
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--spacing-md);
  border: 2px solid var(--success-color);
  background: linear-gradient(135deg, var(--card-bg) 0%, var(--success-muted) 100%);
}

.fail-card {
  max-width: 600px;
  margin: var(--spacing-xl) auto;
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--spacing-md);
  border: 2px solid var(--danger-color);
  background: linear-gradient(135deg, var(--card-bg) 0%, var(--danger-muted) 100%);
}

.emoji-badge {
  font-size: 4rem;
  line-height: 1;
}

.completion-details {
  background-color: var(--bg-primary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  padding: var(--spacing-md);
  width: 100%;
  max-width: 400px;
  text-align: left;
  margin-bottom: var(--spacing-md);
}

.completion-details p {
  margin-bottom: var(--spacing-xs);
  font-size: 0.95rem;
  display: flex;
  justify-content: space-between;
}

.cert-input-wrapper {
  width: 100%;
  max-width: 400px;
  display: flex;
  flex-direction: column;
  gap: var(--spacing-xs);
  text-align: left;
  margin-bottom: var(--spacing-sm);
}

.cert-input-wrapper input {
  padding: 10px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border-color);
  background-color: var(--bg-primary);
  color: var(--text-primary);
  font-family: var(--font-body);
  outline: none;
  font-size: 1rem;
  text-align: center;
  transition: border-color var(--transition-fast);
}

.cert-input-wrapper input:focus {
  border-color: var(--success-color);
}

.app-footer {
  text-align: center;
  padding-top: var(--spacing-lg);
  border-top: 1px solid var(--border-color);
  margin-top: var(--spacing-xl);
}

.footer-cta {
  margin-bottom: var(--spacing-md);
}

/* ==========================================================================
   CASE STUDIES COMPANION APP
   ========================================================================== */
.case-page {
  min-height: 100vh;
}

.case-study-app {
  width: min(1180px, calc(100% - 32px));
  margin: 0 auto;
  padding: var(--spacing-xl) 0;
  display: flex;
  flex-direction: column;
  gap: var(--spacing-xl);
}

.case-topbar {
  min-height: var(--header-height);
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: var(--spacing-lg);
  border-bottom: 1px solid var(--border-color);
  padding-bottom: var(--spacing-md);
}

.case-topbar-title h1 {
  font-size: 2rem;
  margin-bottom: 2px;
}

.case-hero {
  margin-bottom: 0;
}

.case-shell {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-lg);
}

.case-picker {
  display: flex;
  flex-wrap: wrap;
  border-bottom: 2px solid var(--border-color);
  gap: var(--spacing-xs);
  overflow: visible;
}

.case-nav-btn {
  display: inline-flex;
  gap: var(--spacing-sm);
  align-items: center;
  padding: var(--spacing-md) var(--spacing-lg);
  border: none;
  border-bottom: 3px solid transparent;
  border-radius: 0;
  background-color: transparent;
  color: var(--text-secondary);
  text-align: left;
  cursor: pointer;
  white-space: nowrap;
  margin-bottom: -2px;
  transition: color var(--transition-fast), border-bottom var(--transition-fast);
}

.case-nav-btn:hover,
.case-nav-btn.active {
  color: var(--brand-color);
  border-bottom-color: var(--brand-color);
}

.case-nav-btn .num {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background-color: var(--input-bg);
  color: var(--brand-color);
  font-weight: 700;
}

.case-nav-btn small {
  display: block;
  color: var(--text-secondary);
  font-size: 0.78rem;
  margin-top: 2px;
}

.case-stage {
  min-width: 0;
}

.case-study-panel {
  display: none;
  flex-direction: column;
  gap: var(--spacing-lg);
  animation: fadeIn 0.3s ease forwards;
}

.case-study-panel.active {
  display: flex;
}

.case-heading {
  background-color: var(--card-bg);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: var(--spacing-lg);
  box-shadow: var(--shadow);
}

.case-toggle-bar {
  display: flex;
  gap: var(--spacing-sm);
  flex-wrap: wrap;
}

.case-version {
  display: none;
}

.case-version.active {
  display: block;
  animation: fadeIn 0.25s ease forwards;
}

.case-version .matrix-cell {
  min-height: 220px;
  padding: var(--spacing-lg);
}

.case-version ul {
  padding-left: 1.25rem;
  color: var(--text-secondary);
}

.case-version li {
  margin-bottom: var(--spacing-xs);
}

.case-activity-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: var(--spacing-lg);
}

.case-meter-bar {
  width: 0%;
  height: 100%;
  border-radius: 10px;
  background-color: var(--danger-color);
  transition: width 0.3s ease, background-color 0.3s ease;
}

.case-copy-box {
  max-height: none;
}

.case-copy-box code {
  word-break: normal;
}

.case-study-panel details {
  background-color: var(--input-bg);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  padding: var(--spacing-sm) var(--spacing-md);
}

.case-study-panel summary {
  cursor: pointer;
  font-weight: 600;
  color: var(--text-primary);
}

.case-study-panel details p {
  margin-top: var(--spacing-sm);
  margin-bottom: 0;
}

.audit-chip {
  font: inherit;
  color: var(--brand-color);
  background-color: var(--brand-muted);
  border: 1px dashed var(--brand-color);
  border-radius: var(--radius-sm);
  padding: 2px 5px;
  cursor: pointer;
}

.audit-chip:hover,
.audit-chip.correct-pick {
  background-color: var(--success-muted);
  color: var(--success-color);
  border-color: var(--success-color);
}

/* ==========================================================================
   RESPONSIVENESS
   ========================================================================== */
@media (max-width: 1024px) {
  .grid-2col {
    grid-template-columns: 1fr;
  }
  .matrix-row {
    grid-template-columns: 1fr;
  }
  .matrix-arrow {
    transform: rotate(90deg);
    margin: var(--spacing-sm) 0;
  }
  .case-activity-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 768px) {
  .menu-toggle-btn {
    display: block;
  }

  .sidebar {
    transform: translateX(-100%);
  }

  .sidebar.active {
    transform: translateX(0);
  }

  .main-content {
    margin-left: 0;
    padding: var(--spacing-md);
  }

  .header-title-wrapper h1 {
    font-size: 1.5rem;
  }

  .case-study-app {
    width: min(100% - 24px, 1180px);
    padding: var(--spacing-md) 0;
  }

  .case-topbar {
    grid-template-columns: 1fr auto;
  }

  .case-topbar > .btn {
    grid-column: 1 / -1;
    justify-self: start;
  }

  .case-topbar-title h1 {
    font-size: 1.5rem;
  }

  .case-toggle-bar .btn {
    flex: 1 1 180px;
  }
}

.cert-actions {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: var(--spacing-sm);
  margin-top: var(--spacing-md);
}

@media print {
  /* Hide all elements on the page */
  body * {
    visibility: hidden;
  }
  
  /* Show only the success card certificate and its contents */
  #quiz-success-card,
  #quiz-success-card * {
    visibility: visible;
  }
  
  #quiz-success-card {
    position: absolute;
    left: 50%;
    top: 50%;
    transform: translate(-50%, -50%) !important;
    width: 650px;
    max-width: 100%;
    border: 2px solid var(--success-color) !important;
    background: #ffffff !important;
    color: #000000 !important;
    box-shadow: none !important;
    padding: 40px !important;
    border-radius: var(--radius-md) !important;
    margin: 0 !important;
  }

  /* Force background colors to print */
  .completion-details {
    background-color: #f8fafc !important;
    border: 1px solid #e2e8f0 !important;
    -webkit-print-color-adjust: exact;
    print-color-adjust: exact;
  }

  /* Hide print buttons and inputs on the printed output */
  .cert-input-wrapper,
  .cert-actions {
    display: none !important;
  }
}