/* =========================================
   Tao SSR MVP - Stylesheet
   Terminal-themed minimalist design
   Accessible, Responsive, Adaptive
   ========================================= */

/* =========================================
   CSS Custom Properties (Theme Variables)
   ========================================= */
:root {
  /* Dark theme (default) */
  --bg-color: #000;
  --text-color: #00ff99;
  --text-dim: #008855;
  --border-color: #00ff99;
  --hover-bg: #003300;
  --tooltip-bg: rgba(0, 255, 153, 0.95);
  --tooltip-text: #000;
  --shadow-color: rgba(0, 255, 153, 0.2);

  /* Font sizes (adjustable) */
  --font-size-base: 1rem;
  --font-size-quote: 1.2rem;
  --font-size-label: 0.9rem;
  --font-size-tooltip: 0.75rem;

  /* Spacing */
  --spacing-sm: 0.5rem;
  --spacing-md: 1rem;
  --spacing-lg: 2rem;

  /* Animation timing */
  --animation-duration: 0.3s;
  --animation-easing: ease;
}

/* Light theme (respects system preference) */
@media (prefers-color-scheme: light) {
  :root:not([data-theme="dark"]) {
    --bg-color: #f5f5f5;
    --text-color: #006644;
    --text-dim: #009966;
    --border-color: #00aa77;
    --hover-bg: #e0ffe0;
    --tooltip-bg: rgba(0, 170, 119, 0.95);
    --tooltip-text: #fff;
    --shadow-color: rgba(0, 170, 119, 0.2);
  }
}

/* Force dark theme */
[data-theme="dark"] {
  --bg-color: #000;
  --text-color: #00ff99;
  --text-dim: #008855;
  --border-color: #00ff99;
  --hover-bg: #003300;
  --tooltip-bg: rgba(0, 255, 153, 0.95);
  --tooltip-text: #000;
  --shadow-color: rgba(0, 255, 153, 0.2);
}

/* Force light theme */
[data-theme="light"] {
  --bg-color: #f5f5f5;
  --text-color: #006644;
  --text-dim: #009966;
  --border-color: #00aa77;
  --hover-bg: #e0ffe0;
  --tooltip-bg: rgba(0, 170, 119, 0.95);
  --tooltip-text: #fff;
  --shadow-color: rgba(0, 170, 119, 0.2);
}

/* Font size classes */
.font-size-small {
  --font-size-base: 0.875rem;
  --font-size-quote: 1.05rem;
  --font-size-label: 0.8rem;
  --font-size-tooltip: 0.7rem;
}

.font-size-medium {
  --font-size-base: 1rem;
  --font-size-quote: 1.2rem;
  --font-size-label: 0.9rem;
  --font-size-tooltip: 0.75rem;
}

.font-size-large {
  --font-size-base: 1.125rem;
  --font-size-quote: 1.35rem;
  --font-size-label: 1rem;
  --font-size-tooltip: 0.85rem;
}

.font-size-xlarge {
  --font-size-base: 1.25rem;
  --font-size-quote: 1.5rem;
  --font-size-label: 1.125rem;
  --font-size-tooltip: 0.95rem;
}

/* =========================================
   Global Styles
   ========================================= */
* {
  box-sizing: border-box;
}

body {
  background-color: var(--bg-color);
  color: var(--text-color);
  font-family: "Courier New", "Courier", monospace;
  font-size: var(--font-size-base);
  line-height: 1.6;
  padding: var(--spacing-lg);
  margin: 0;
  transition: background-color 0.3s ease, color 0.3s ease;
}

/* =========================================
   Accessibility - Skip Link
   ========================================= */
.skip-link {
  position: absolute;
  top: -40px;
  left: 0;
  background: var(--text-color);
  color: var(--bg-color);
  padding: 8px;
  text-decoration: none;
  z-index: 100;
  font-weight: bold;
}

.skip-link:focus {
  top: 0;
}

/* Screen reader only (visually hidden) */
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border-width: 0;
}

.sr-only-focusable:focus,
.sr-only-focusable:active {
  position: static;
  width: auto;
  height: auto;
  overflow: visible;
  clip: auto;
  white-space: normal;
}

/* =========================================
   Focus Styles (Accessibility)
   ========================================= */
*:focus {
  outline: 2px solid var(--text-color);
  outline-offset: 2px;
}

*:focus:not(:focus-visible) {
  outline: none;
}

*:focus-visible {
  outline: 2px solid var(--text-color);
  outline-offset: 2px;
}

/* =========================================
   Terminal Container
   ========================================= */
.terminal {
  max-width: 700px;
  margin: auto;
  padding: var(--spacing-md);
}

/* =========================================
   Mode Indicator
   ========================================= */
.mode-indicator {
  font-size: 0.75rem;
  margin-bottom: var(--spacing-sm);
  opacity: 0.7;
  text-align: right;
}

.mode-badge {
  color: var(--text-color);
  padding: 0.2rem 0.4rem;
  border: 1px solid var(--border-color);
  border-radius: 3px;
  font-size: 0.7rem;
}

.mode-link {
  color: var(--text-dim);
  text-decoration: none;
  font-size: 0.75rem;
  margin: 0 0.2rem;
  position: relative;
}

.mode-link:hover,
.mode-link:focus {
  color: var(--text-color);
  text-decoration: underline;
}

/* Guidance button styled as link */
/* Water Mirror - Wisdom Button */
.wisdom-mirror-link {
  background: none;
  border: none;
  padding: 0;
  cursor: pointer;
  font-family: inherit;
  color: #5eb3b3;
  transition: all 0.3s ease;
  position: relative;
}

.wisdom-mirror-link .mirror-icon {
  display: inline-block;
  transition: transform 0.3s ease;
}

.wisdom-mirror-link:hover {
  color: #7dd3d3;
  text-shadow: 0 0 8px rgba(94, 179, 179, 0.4);
}

.wisdom-mirror-link:hover .mirror-icon {
  transform: scale(1.1);
  filter: drop-shadow(0 0 4px rgba(94, 179, 179, 0.6));
}

/* Ripple effect on click */
.wisdom-mirror-link:active .mirror-icon {
  animation: ripple 0.6s ease-out;
}

@keyframes ripple {
  0% {
    transform: scale(1);
    opacity: 1;
  }
  50% {
    transform: scale(1.3);
    opacity: 0.5;
  }
  100% {
    transform: scale(1);
    opacity: 1;
  }
}

/* =========================================
   Quote Display
   ========================================= */
.quote-container {
  margin-bottom: var(--spacing-md);
}

.quote-output {
  font-size: var(--font-size-quote);
  white-space: pre-wrap;
  word-wrap: break-word;
  min-height: 3em;
  display: inline-block;
}

.quote-meta {
  font-size: var(--font-size-label);
  color: var(--text-dim);
  margin-top: var(--spacing-sm);
  font-style: italic;
}

/* Blinking cursor */
.cursor {
  display: inline-block;
  width: 10px;
  height: 1.2em;
  background-color: var(--text-color);
  margin-left: 2px;
  vertical-align: bottom;
}

/* Cursor animation (disabled if prefers-reduced-motion) */
@media (prefers-reduced-motion: no-preference) {
  .cursor {
    animation: blink 1s step-start infinite;
  }
}

@keyframes blink {
  50% { opacity: 0; }
}

/* =========================================
   Voting Form
   ========================================= */
.emotion-form {
  margin-top: var(--spacing-md);
  opacity: 0;
  transition: opacity 0.5s ease-in;
}

/* Remove default fieldset styles */
.emotion-form fieldset {
  border: none;
  padding: 0;
  margin: 0;
}

/* Form legend/label */
.emotion-label {
  font-family: "Courier New", monospace;
  font-size: var(--font-size-label);
  display: block;
  margin-bottom: var(--spacing-md);
  font-weight: normal;
}

/* Vote buttons */
.emotion-form button {
  background: none;
  border: 1px solid var(--border-color);
  color: var(--text-color);
  padding: 0.3rem 0.6rem;
  margin-right: var(--spacing-sm);
  margin-bottom: var(--spacing-sm);
  font-family: "Courier New", monospace;
  font-size: var(--font-size-base);
  border-radius: 4px;
  cursor: pointer;
  position: relative;
}

/* Button hover and focus states */
@media (prefers-reduced-motion: no-preference) {
  .emotion-form button {
    transition: all var(--animation-duration) var(--animation-easing);
  }

  .emotion-form button:hover,
  .emotion-form button:focus {
    background: var(--hover-bg);
    transform: translateY(-2px);
    box-shadow: 0 4px 8px var(--shadow-color);
  }
}

@media (prefers-reduced-motion: reduce) {
  .emotion-form button:hover,
  .emotion-form button:focus {
    background: var(--hover-bg);
  }
}

.emotion-form button:active {
  transform: translateY(0);
}

/* Button labels (hidden by default, shown on hover/focus) */
.label {
  display: none;
}

button:hover .label,
button:focus .label {
  display: inline-block;
  margin-left: 0.3rem;
}

/* Insights link after voting */
.insights-link {
  margin-top: var(--spacing-md);
  font-size: 0.9rem;
}

/* =========================================
   Tooltips
   ========================================= */
.tooltip {
  visibility: hidden;
  opacity: 0;
  position: absolute;
  bottom: 100%;
  left: 50%;
  transform: translateX(-50%) translateY(-5px);
  margin-bottom: 8px;
  padding: 0.5rem 0.8rem;
  background: var(--tooltip-bg);
  color: var(--tooltip-text);
  font-size: var(--font-size-tooltip);
  border-radius: 4px;
  white-space: nowrap;
  pointer-events: none;
  z-index: 1000;
  font-weight: bold;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.5);
  max-width: 250px;
  white-space: normal;
  text-align: center;
}

/* Tooltip arrow */
.tooltip::after {
  content: '';
  position: absolute;
  top: 100%;
  left: 50%;
  transform: translateX(-50%);
  border: 6px solid transparent;
  border-top-color: var(--tooltip-bg);
}

/* Show tooltip on button hover/focus */
@media (prefers-reduced-motion: no-preference) {
  .tooltip {
    transition: opacity var(--animation-duration) var(--animation-easing),
                transform var(--animation-duration) var(--animation-easing);
  }
}

button:hover .tooltip,
button:focus .tooltip,
a:hover .tooltip,
a:focus .tooltip {
  visibility: visible;
  opacity: 1;
  transform: translateX(-50%) translateY(0);
}

/* I-Ching link with tooltip */
.iching-link {
  position: relative;
}

/* Position I-Ching tooltip to the right */
.iching-link .tooltip {
  bottom: auto;
  left: 100%;
  top: 50%;
  transform: translateY(-50%) translateX(5px);
  margin-bottom: 0;
  margin-left: 8px;
  white-space: nowrap;
}

/* Arrow pointing left for right-side tooltip */
.iching-link .tooltip::after {
  content: '';
  position: absolute;
  top: 50%;
  left: -6px;
  right: auto;
  transform: translateY(-50%);
  border: 6px solid transparent;
  border-right-color: var(--tooltip-bg);
  border-top-color: transparent;
}

.iching-link:hover .tooltip,
.iching-link:focus .tooltip {
  visibility: visible;
  opacity: 1;
  transform: translateY(-50%) translateX(0);
}

/* =========================================
   Vote Confirmation Message
   ========================================= */
.vote-confirmation {
  margin-top: var(--spacing-lg);
  padding: var(--spacing-md);
  background: rgba(0, 255, 153, 0.1);
  border: 1px solid var(--border-color);
  border-radius: 4px;
  font-size: var(--font-size-label);
  text-align: center;
}

/* Short Tao quote display */
.vote-confirmation.short-quote {
  font-style: italic;
  font-size: 1.1rem;
  line-height: 1.6;
  padding: 1.5rem;
  background: rgba(0, 255, 153, 0.05);
}

@media (prefers-reduced-motion: no-preference) {
  .vote-confirmation {
    animation: fadeIn 0.5s ease-in;
  }

  .vote-confirmation.fade-out {
    animation: fadeOut 0.5s ease-out forwards;
  }
}

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

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

/* =========================================
   Accessibility Controls
   ========================================= */
.accessibility-controls {
  position: fixed;
  top: var(--spacing-md);
  right: var(--spacing-md);
  display: flex;
  gap: var(--spacing-sm);
  align-items: center;
  z-index: 1000;
  background: transparent;
  padding: 0;
  border: none;
  border-radius: 4px;
  width: 2rem;
  overflow: hidden;
  transition: width 0.3s ease, padding 0.3s ease;
  cursor: pointer;
}

.accessibility-controls:hover {
  width: auto;
  padding: var(--spacing-sm);
  gap: var(--spacing-sm);
}

.accessibility-controls .menu-icon {
  font-size: 1.2rem;
  color: var(--text-dim);
  display: block;
  transition: opacity 0.2s ease;
  flex-shrink: 0;
}

.accessibility-controls:hover .menu-icon {
  opacity: 0;
  width: 0;
  overflow: hidden;
}

.accessibility-controls button {
  background: none;
  border: 1px solid var(--text-dim);
  color: var(--text-dim);
  padding: 0.3rem 0.6rem;
  font-family: "Courier New", monospace;
  font-size: 0.85rem;
  border-radius: 4px;
  cursor: pointer;
  min-width: auto;
  min-height: auto;
  opacity: 0;
  width: 0;
  overflow: hidden;
  transition: opacity 0.3s ease, width 0.3s ease;
}

.accessibility-controls:hover button {
  opacity: 1;
  width: auto;
}

.accessibility-controls button:hover,
.accessibility-controls button:focus {
  background: var(--hover-bg);
  color: var(--text-color);
  border-color: var(--text-color);
}

.accessibility-controls button.active {
  background: var(--text-color);
  color: var(--bg-color);
}

/* =========================================
   Mobile Responsiveness
   ========================================= */

/* Small screens (phones) */
@media (max-width: 640px) {
  body {
    padding: var(--spacing-md);
    font-size: 0.9rem;
  }

  .terminal {
    padding: 0;
  }

  .quote-output {
    font-size: 1.1rem;
  }

  .emotion-form button {
    display: block;
    width: 100%;
    margin-right: 0;
    margin-bottom: var(--spacing-sm);
    padding: 0.5rem 0.8rem;
  }

  /* Show vote button labels on mobile */
  .vote-btn .label {
    display: inline-block !important;
    margin-left: 0.3rem;
  }

  .tooltip {
    position: fixed;
    bottom: auto;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    max-width: 80vw;
  }

  .tooltip::after {
    display: none;
  }

  /* Move commentary icon to left side on mobile */
  .quote-meta-row {
    justify-content: flex-start !important;
  }

  /* Commentary icon tooltip - now appears above icon on left */
  .commentary-icon .tooltip {
    position: absolute !important;
    bottom: auto !important;
    top: 0 !important;
    left: 0 !important;
    right: auto !important;
    transform: translateY(-100%) !important;
    width: 85vw !important;
    max-width: 85vw !important;
    white-space: normal !important;
    z-index: 9999 !important;
    margin-bottom: 0.5rem !important;
  }

  /* Vote confirmation - scroll to top on mobile */
  .vote-confirmation {
    position: fixed;
    top: 20%;
    left: 50%;
    transform: translateX(-50%);
    width: 85vw;
    max-width: 85vw;
    z-index: 1000;
    box-shadow: 0 4px 20px rgba(0, 255, 153, 0.3);
  }

  .accessibility-controls {
    position: fixed;
    top: var(--spacing-sm);
    right: var(--spacing-sm);
    border: none !important;
    background: transparent !important;
    padding: 0 !important;
  }

  /* Move I-Ching button to left side on mobile */
  .mode-indicator {
    text-align: left !important;
  }

  /* Add space below mode indicator to prevent overlap with quote */
  .quote-container {
    margin-top: var(--spacing-lg);
  }
}

/* Medium screens (tablets) */
@media (min-width: 641px) and (max-width: 1024px) {
  .terminal {
    max-width: 600px;
  }

  .emotion-form button {
    padding: 0.6rem 0.9rem;
  }
}

/* Large screens */
@media (min-width: 1025px) {
  .terminal {
    max-width: 700px;
  }
}

/* =========================================
   Print Styles
   ========================================= */
@media print {
  body {
    background: white;
    color: black;
  }

  .emotion-form,
  .accessibility-controls,
  .skip-link {
    display: none;
  }

  .quote-output {
    color: black;
  }
}

/* =========================================
   Reduced Motion Support
   ========================================= */
@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }

  .cursor {
    animation: none;
  }

  .vote-confirmation {
    animation: none;
  }
}

/* =========================================
   High Contrast Mode Support
   ========================================= */
@media (prefers-contrast: high) {
  :root {
    --border-color: currentColor;
  }

  .emotion-form button {
    border-width: 3px;
  }

  *:focus-visible {
    outline-width: 3px;
  }
}

/* =========================================
   Analytics Page Styles
   ========================================= */

/* Quote stats on main page */
.quote-stats {
  margin-top: var(--spacing-sm);
  font-size: 0.75rem;
  color: var(--text-dim);
  opacity: 0.7;
  transition: opacity 0.5s ease-in;
}

.vote-counts {
  font-family: "Courier New", monospace;
}

/* Analytics container */
.analytics-container {
  max-width: 900px;
  margin: auto;
}

/* Analytics header */
.analytics-header {
  margin-bottom: var(--spacing-lg);
}

.analytics-header h1 {
  font-size: 1.5rem;
  font-weight: bold;
  margin: 0 0 var(--spacing-sm) 0;
  color: var(--text-color);
  font-family: "Courier New", monospace;
}

.back-link {
  color: var(--text-dim);
  text-decoration: none;
  font-size: 0.9rem;
}

.back-link:hover,
.back-link:focus {
  color: var(--text-color);
  text-decoration: underline;
}

/* Section dividers */
.section-divider {
  color: var(--text-dim);
  margin: var(--spacing-md) 0;
  overflow: hidden;
  font-size: 0.8rem;
  opacity: 0.5;
}

.section-divider-thin {
  color: var(--text-dim);
  margin: var(--spacing-sm) 0;
  overflow: hidden;
  font-size: 0.7rem;
  opacity: 0.4;
}

/* Analytics sections */
.analytics-section {
  margin-bottom: var(--spacing-lg);
}

.analytics-section.compact {
  margin-bottom: var(--spacing-md);
}

.analytics-section h2 {
  font-size: 1.2rem;
  font-weight: bold;
  margin: var(--spacing-md) 0 var(--spacing-sm) 0;
  color: var(--text-color);
  font-family: "Courier New", monospace;
}

.analytics-section h3 {
  font-size: 1rem;
  font-weight: bold;
  margin: var(--spacing-md) 0 var(--spacing-sm) 0;
  color: var(--text-color);
  font-family: "Courier New", monospace;
}

/* Stats grid */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: var(--spacing-md);
  margin: var(--spacing-md) 0;
}

.stat-item {
  display: flex;
  flex-direction: column;
  gap: 0.2rem;
}

.stat-label {
  color: var(--text-dim);
  font-size: 0.85rem;
}

.stat-value {
  color: var(--text-color);
  font-size: 1.1rem;
  font-weight: bold;
}

/* Stat highlights */
.stat-highlight {
  margin: var(--spacing-md) 0;
  padding: var(--spacing-md);
  border: 1px solid var(--text-dim);
  border-radius: 4px;
  background: rgba(0, 255, 153, 0.03);
}

.stat-highlight .stat-label {
  font-weight: bold;
  margin-bottom: 0.3rem;
}

.stat-quote {
  font-style: italic;
  color: var(--text-color);
  margin: 0.3rem 0;
}

.stat-meta {
  color: var(--text-dim);
  font-size: 0.8rem;
  margin-top: 0.3rem;
}

/* No data message */
.no-data {
  color: var(--text-dim);
  font-style: italic;
  text-align: center;
  padding: var(--spacing-lg);
}

/* Leaderboard */
.leaderboard-item {
  display: grid;
  grid-template-columns: 2rem 1fr auto;
  gap: var(--spacing-md);
  align-items: center;
  margin-bottom: var(--spacing-md);
  padding: var(--spacing-sm);
  border: 1px solid var(--text-dim);
  border-radius: 4px;
  background: rgba(0, 255, 153, 0.02);
}

.rank {
  color: var(--text-dim);
  font-weight: bold;
  text-align: center;
}

.quote-info {
  flex: 1;
}

.quote-source {
  font-weight: bold;
  color: var(--text-color);
  font-size: 0.9rem;
}

.quote-preview {
  color: var(--text-dim);
  font-size: 0.8rem;
  margin-top: 0.2rem;
}

.vote-bar {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 0.2rem;
  min-width: 200px;
}

.ascii-bar {
  font-family: "Courier New", monospace;
  font-size: 0.9rem;
  color: var(--text-color);
  white-space: nowrap;
  letter-spacing: -0.1em;
}

.vote-count {
  color: var(--text-dim);
  font-size: 0.75rem;
  white-space: nowrap;
}

/* Distribution chart */
.distribution-chart {
  margin: var(--spacing-md) 0;
}

.distribution-item {
  margin-bottom: var(--spacing-md);
}

.dist-label {
  color: var(--text-color);
  font-size: 0.9rem;
  margin-bottom: 0.3rem;
}

.dist-bar {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
}

.dist-stats {
  color: var(--text-dim);
  font-size: 0.85rem;
  min-width: 120px;
}

/* Compact items */
.compact-item {
  padding: var(--spacing-sm);
  margin-bottom: 0.3rem;
  color: var(--text-dim);
  font-size: 0.85rem;
}

/* Mobile responsiveness for analytics */
@media (max-width: 640px) {
  .analytics-container {
    padding: 0;
  }

  .stats-grid {
    grid-template-columns: 1fr;
    gap: var(--spacing-sm);
  }

  .leaderboard-item {
    grid-template-columns: 1fr;
    gap: var(--spacing-sm);
  }

  .rank {
    text-align: left;
  }

  .vote-bar {
    align-items: flex-start;
    min-width: auto;
    width: 100%;
  }

  .ascii-bar {
    font-size: 0.75rem;
    overflow-x: auto;
  }

  .dist-bar {
    flex-direction: column;
    align-items: flex-start;
    gap: 0.3rem;
  }

  .section-divider {
    font-size: 0.6rem;
  }
}

/* Tablet responsiveness for analytics */
@media (min-width: 641px) and (max-width: 1024px) {
  .analytics-container {
    max-width: 700px;
  }

  .leaderboard-item {
    gap: var(--spacing-sm);
  }

  .vote-bar {
    min-width: 150px;
  }
}

/* =========================================
   Data Enhancements - New Components
   ========================================= */

/* Chinese Text Display */
.chinese-text {
  color: var(--text-dim);
  font-size: 0.9rem;
  margin: var(--spacing-sm) 0;
  opacity: 0.7;
  font-family: "Courier New", "STFangsong", "SimSun", monospace;
  transition: opacity var(--animation-duration) var(--animation-easing);
  white-space: pre-line; /* Preserve line breaks for I Ching hexagrams */
  text-align: center; /* Center hexagram display */
  line-height: 1.4; /* Better spacing for hexagram lines */
}

/* Translator Selector */
.quote-controls {
  display: flex;
  gap: var(--spacing-md);
  align-items: center;
  margin-top: var(--spacing-sm);
  transition: opacity var(--animation-duration) var(--animation-easing);
}

.translator-selector {
  display: flex;
  gap: var(--spacing-sm);
  font-size: 0.75rem;
}

.translator-option {
  cursor: pointer;
  opacity: 0.5;
  transition: opacity 0.2s ease;
}

.translator-option:hover {
  opacity: 0.8;
}

.translator-option:has(input:checked) {
  opacity: 1;
  font-weight: bold;
}

.translator-option input[type="radio"] {
  position: absolute;
  opacity: 0;
  pointer-events: none;
}

.translator-option span {
  padding: 0.2rem 0.4rem;
  border: 1px solid transparent;
  border-radius: 3px;
  transition: border-color 0.2s ease;
}

.translator-option:has(input:checked) span {
  border-color: var(--border-color);
}

/* Commentary Icon & Tooltip */
.commentary-icon {
  background: none;
  border: none;
  color: var(--text-dim);
  cursor: help;
  font-size: 1rem;
  padding: 0.2rem 0.4rem;
  position: relative;
  transition: color 0.2s ease;
}

.commentary-icon:hover,
.commentary-icon:focus {
  color: var(--text-color);
  outline: none;
}


/* Quote meta row - holds commentary and hexagram on the right */
.quote-meta-row {
  display: flex;
  justify-content: flex-end;
  align-items: center;
  gap: 1rem;
  margin-top: 0.5rem;
  transition: opacity 0.5s ease-in;
}

.quote-meta-row .commentary-icon {
  display: inline-block;
  font-size: 0.9rem;
}

/* Compact hexagram display - small and elegant */
.hexagram-compact {
  font-size: 0.5rem;
  line-height: 0.7;
  white-space: pre-line;
  color: var(--text-dim);
  opacity: 0.6;
  font-family: "Courier New", monospace;
  letter-spacing: 0.1em;
}

.commentary-icon .tooltip {
  position: absolute;
  bottom: 100%;
  left: 50%;
  transform: translateX(-50%);
  background: var(--tooltip-bg);
  color: var(--tooltip-text);
  padding: var(--spacing-sm);
  border-radius: 4px;
  font-size: var(--font-size-tooltip);
  white-space: normal;
  width: 250px;
  max-width: 80vw;
  line-height: 1.4;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.2s ease, visibility 0.2s ease;
  pointer-events: none;
  z-index: 10;
  margin-bottom: 0.5rem;
  box-shadow: 0 2px 8px var(--shadow-color);
}

.commentary-icon:hover .tooltip,
.commentary-icon:focus .tooltip {
  opacity: 1;
  visibility: visible;
}

/* Tag Chips */
.quote-tags {
  margin-top: var(--spacing-sm);
  display: flex;
  flex-wrap: wrap;
  gap: 0.3rem;
  transition: opacity var(--animation-duration) var(--animation-easing);
}

.tag-chip {
  display: inline-block;
  padding: 0.2rem 0.4rem;
  font-size: 0.65rem;
  color: var(--text-dim);
  border: 1px solid var(--text-dim);
  border-radius: 3px;
  opacity: 0.6;
  transition: opacity 0.2s ease, border-color 0.2s ease;
}

.tag-chip:hover {
  opacity: 1;
  border-color: var(--border-color);
}

/* Tag Filter Section (Analytics Page) */
.tag-filter-section {
  margin: var(--spacing-md) 0;
}

.tag-filter-form {
  display: flex;
  gap: var(--spacing-sm);
  align-items: center;
  flex-wrap: wrap;
}

.tag-filter-form label {
  font-size: var(--font-size-label);
  color: var(--text-dim);
}

.tag-filter-form select {
  background: var(--bg-color);
  color: var(--text-color);
  border: 1px solid var(--border-color);
  padding: 0.4rem 0.6rem;
  font-family: "Courier New", monospace;
  font-size: var(--font-size-label);
  cursor: pointer;
  transition: border-color 0.2s ease;
}

.tag-filter-form select:hover,
.tag-filter-form select:focus {
  border-color: var(--text-color);
  outline: none;
}

.tag-filter-form .clear-filter {
  color: var(--text-dim);
  text-decoration: none;
  font-size: 0.8rem;
  padding: 0.2rem 0.4rem;
  transition: color 0.2s ease;
}

.tag-filter-form .clear-filter:hover {
  color: var(--text-color);
}

/* Tag Distribution (Analytics) */
.tag-link {
  color: var(--text-color);
  text-decoration: none;
  transition: color 0.2s ease;
}

.tag-link:hover,
.tag-link:focus {
  color: var(--border-color);
  text-decoration: underline;
}

/* Mobile Responsiveness for New Components */
@media (max-width: 640px) {
  .quote-controls {
    flex-direction: column;
    align-items: flex-start;
    gap: var(--spacing-sm);
  }

  .commentary-icon .tooltip {
    width: 200px;
    left: 0;
    transform: none;
  }

  .tag-filter-form {
    flex-direction: column;
    align-items: flex-start;
  }

  .tag-filter-form select {
    width: 100%;
  }
}

/* Reduced motion preference */
@media (prefers-reduced-motion: reduce) {
  .chinese-text,
  .quote-controls,
  .quote-tags {
    transition: none;
  }
}

/* =========================================
   Engagement Features Styles
   ========================================= */

/* Engagement Section */
.engagement-section {
  margin-top: 3rem;
  padding-top: 2rem;
  transition: opacity 0.5s ease;
}

.engagement-block {
  margin-bottom: 2rem;
}

.engagement-title {
  font-size: 1.1rem;
  color: var(--text-color);
  margin-bottom: 1rem;
  font-weight: normal;
}

.engagement-btn {
  padding: 0.5rem 1rem;
  background: transparent;
  color: var(--text-color);
  border: 1px solid var(--border-color);
  cursor: pointer;
  font-family: 'Courier New', monospace;
  font-size: 0.9rem;
  transition: all 0.3s ease;
}

.engagement-btn:hover {
  background: var(--hover-bg);
  border-color: var(--text-color);
}

.engagement-link {
  display: inline-block;
  padding: 0.5rem 1rem;
  color: var(--text-color);
  text-decoration: none;
  border: 1px solid var(--border-color);
  transition: all 0.3s ease;
}

.engagement-link:hover {
  background: var(--hover-bg);
  border-color: var(--text-color);
}

/* Forms */
.engagement-form,
.reflection-form,
.discussion-form {
  margin-top: 1rem;
  padding: 1rem;
  border: 1px solid var(--border-color);
  background: rgba(0, 0, 0, 0.1);
}

.engagement-form textarea,
.engagement-form input[type="text"],
.engagement-form input[type="number"] {
  width: 100%;
  padding: 0.5rem;
  background: var(--bg-color);
  color: var(--text-color);
  border: 1px solid var(--border-color);
  font-family: 'Courier New', monospace;
  font-size: 0.9rem;
  margin-bottom: 0.5rem;
}

.engagement-form textarea {
  resize: vertical;
  min-height: 100px;
}

.char-counter {
  text-align: right;
  font-size: 0.75rem;
  color: var(--text-dim);
  margin-bottom: 0.5rem;
}

.form-actions {
  display: flex;
  gap: 0.5rem;
  margin-top: 1rem;
}

.submit-btn,
.cancel-btn {
  padding: 0.5rem 1rem;
  font-family: 'Courier New', monospace;
  font-size: 0.9rem;
  cursor: pointer;
  border: 1px solid var(--border-color);
  transition: all 0.3s ease;
}

.submit-btn {
  background: transparent;
  color: var(--text-color);
}

.submit-btn:hover {
  background: var(--hover-bg);
}

.cancel-btn {
  background: transparent;
  color: var(--text-dim);
}

.cancel-btn:hover {
  color: var(--text-color);
  background: var(--hover-bg);
}

/* Reflections Display */
.reflections-display,
.discussions-display {
  margin-top: 1rem;
}

.engagement-count {
  font-size: 0.85rem;
  color: var(--text-dim);
  margin-bottom: 1rem;
}

.reflection-item,
.thread,
.comment,
.reply {
  padding: 1rem;
  margin-bottom: 1rem;
  border-left: 2px solid var(--border-color);
  background: rgba(0, 0, 0, 0.05);
}

.own-reflection,
.own-thread,
.own-comment,
.own-reply {
  border-left-color: var(--text-color);
  background: rgba(0, 255, 153, 0.05);
}

.reflection-content,
.comment-content,
.reply-content {
  margin-bottom: 0.5rem;
  line-height: 1.6;
}

.reflection-meta,
.comment-meta,
.reply-meta {
  font-size: 0.75rem;
  color: var(--text-dim);
}

.own-badge {
  display: inline-block;
  padding: 0.1rem 0.4rem;
  background: var(--text-color);
  color: var(--bg-color);
  font-size: 0.65rem;
  margin-left: 0.5rem;
}

.thread-title {
  font-size: 1rem;
  color: var(--text-color);
  margin-bottom: 1rem;
  font-weight: bold;
}

.comments {
  margin-top: 1rem;
}

.replies {
  margin-left: 2rem;
  margin-top: 1rem;
  padding-left: 1rem;
  border-left: 1px dashed var(--border-color);
}

/* Requests Page */
.requests-container {
  max-width: 800px;
  margin: 0 auto;
  padding: 2rem 1rem;
}

.requests-container h1 {
  font-size: 1.5rem;
  color: var(--text-color);
  margin-bottom: 0.5rem;
}

.subtitle {
  color: var(--text-dim);
  margin-bottom: 2rem;
  line-height: 1.6;
}

.request-form-section {
  margin-bottom: 3rem;
}

.request-form {
  margin-top: 1rem;
  padding: 1rem;
  border: 1px solid var(--border-color);
}

.form-group {
  margin-bottom: 1rem;
}

.form-group label {
  display: block;
  color: var(--text-color);
  margin-bottom: 0.5rem;
  font-size: 0.9rem;
}

.form-group input,
.form-group textarea {
  width: 100%;
  padding: 0.5rem;
  background: var(--bg-color);
  color: var(--text-color);
  border: 1px solid var(--border-color);
  font-family: 'Courier New', monospace;
  font-size: 0.9rem;
}

.requests-list h2 {
  font-size: 1.2rem;
  color: var(--text-color);
  margin-bottom: 1rem;
  padding-bottom: 0.5rem;
  border-bottom: 1px solid var(--border-color);
}

.request-item {
  padding: 1rem;
  margin-bottom: 1rem;
  border: 1px solid var(--border-color);
  background: rgba(0, 0, 0, 0.05);
}

.own-request {
  border-color: var(--text-color);
  background: rgba(0, 255, 153, 0.05);
}

.request-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 0.5rem;
}

.chapter-badge {
  display: inline-block;
  padding: 0.2rem 0.5rem;
  background: var(--border-color);
  color: var(--bg-color);
  font-size: 0.75rem;
}

.vote-count {
  color: var(--text-dim);
  font-size: 0.85rem;
}

.request-description {
  margin: 1rem 0;
  line-height: 1.6;
}

.request-footer {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-top: 1rem;
  padding-top: 1rem;
  border-top: 1px dashed var(--border-color);
}

.request-meta {
  font-size: 0.75rem;
  color: var(--text-dim);
}

.vote-form {
  display: inline;
}

.vote-btn-small {
  padding: 0.3rem 0.6rem;
  background: transparent;
  color: var(--text-color);
  border: 1px solid var(--border-color);
  cursor: pointer;
  font-family: 'Courier New', monospace;
  font-size: 0.8rem;
  transition: all 0.3s ease;
}

.vote-btn-small:hover {
  background: var(--hover-bg);
}

.voted-badge {
  color: var(--text-color);
  font-size: 0.85rem;
}

.empty-state {
  text-align: center;
  padding: 3rem 1rem;
  color: var(--text-dim);
  font-style: italic;
}

/* Mobile Responsiveness */
@media (max-width: 640px) {
  .engagement-section {
    margin-top: 2rem;
  }

  .replies {
    margin-left: 1rem;
  }

  .request-header {
    flex-direction: column;
    align-items: flex-start;
    gap: 0.5rem;
  }

  .request-footer {
    flex-direction: column;
    align-items: flex-start;
    gap: 0.5rem;
  }
}

/* ============================================
   LEARNING LIBRARY STYLES
   ============================================ */

/* Learning Page Layout */
.learning-page {
  max-width: 1200px;
  margin: 0 auto;
  padding: var(--spacing-lg);
}

.learning-header {
  text-align: center;
  margin-bottom: var(--spacing-xl);
  padding-bottom: var(--spacing-lg);
  border-bottom: 1px solid var(--text-dim);
}

.learning-title {
  font-size: 2.5rem;
  margin-bottom: var(--spacing-sm);
  color: var(--accent-color);
}

.learning-subtitle {
  color: var(--text-dim);
  font-size: 1.1rem;
  margin-bottom: var(--spacing-md);
}

.learning-nav {
  display: flex;
  gap: var(--spacing-md);
  justify-content: center;
  margin-top: var(--spacing-md);
}

/* Seasonal Widget */
.season-widget,
.seasonal-widget {
  background: rgba(0, 255, 153, 0.05);
  border: 1px solid var(--accent-color);
  border-radius: 8px;
  padding: var(--spacing-lg);
  margin-bottom: var(--spacing-xl);
}

.season-header {
  margin-bottom: var(--spacing-md);
}

.season-header h2,
.seasonal-summary {
  color: var(--accent-color);
  margin-bottom: var(--spacing-sm);
  font-size: 1.3rem;
}

.season-meta,
.season-card-meta {
  display: flex;
  gap: var(--spacing-md);
  color: var(--text-dim);
  font-size: 0.9rem;
  margin-bottom: var(--spacing-md);
}

.season-element,
.season-energy {
  padding: 0.25rem 0.75rem;
  background: rgba(0, 255, 153, 0.1);
  border-radius: 4px;
}

.season-essence,
.seasonal-essence {
  line-height: 1.6;
  margin-bottom: var(--spacing-md);
}

.season-details,
.seasonal-details {
  margin-top: var(--spacing-md);
}

.season-details summary,
.seasonal-details summary {
  cursor: pointer;
  color: var(--accent-color);
  padding: var(--spacing-sm);
  border: 1px solid var(--text-dim);
  border-radius: 4px;
  transition: all 0.2s;
}

.season-details summary:hover,
.seasonal-details summary:hover {
  background: rgba(0, 255, 153, 0.1);
  border-color: var(--accent-color);
}

.season-wisdom,
.seasonal-content {
  padding: var(--spacing-md);
  margin-top: var(--spacing-md);
  border-left: 3px solid var(--accent-color);
}

.season-practices,
.seasonal-practice {
  margin-top: var(--spacing-md);
}

.season-practices h4 {
  color: var(--accent-color);
  margin-bottom: var(--spacing-sm);
}

.season-practices ul,
.seasonal-practice {
  list-style: none;
  padding: 0;
}

.season-practices li {
  padding-left: 1.5rem;
  position: relative;
  margin-bottom: var(--spacing-xs);
}

.season-practices li:before {
  content: "▸";
  position: absolute;
  left: 0;
  color: var(--accent-color);
}

.seasonal-icon {
  margin-right: var(--spacing-sm);
}

.seasonal-link {
  display: inline-block;
  margin-top: var(--spacing-md);
  color: var(--accent-color);
  text-decoration: none;
  transition: opacity 0.2s;
}

.seasonal-link:hover {
  opacity: 0.7;
}

/* Content Sections */
.content-section {
  margin-bottom: var(--spacing-xl);
  padding-bottom: var(--spacing-xl);
  border-bottom: 1px solid var(--text-dim);
}

.content-section:last-of-type {
  border-bottom: none;
}

.section-title {
  font-size: 2rem;
  color: var(--accent-color);
  margin-bottom: var(--spacing-sm);
}

.section-intro {
  color: var(--text-dim);
  margin-bottom: var(--spacing-lg);
  font-size: 1.1rem;
}

/* Content Grid */
.content-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: var(--spacing-lg);
  margin-top: var(--spacing-lg);
}

/* Content Cards */
.content-card {
  background: rgba(0, 255, 153, 0.03);
  border: 1px solid var(--text-dim);
  border-radius: 8px;
  padding: var(--spacing-lg);
  transition: all 0.3s;
}

.content-card:hover {
  border-color: var(--accent-color);
  background: rgba(0, 255, 153, 0.08);
  transform: translateY(-2px);
}

.card-title {
  font-size: 1.3rem;
  margin-bottom: var(--spacing-sm);
}

.card-title a {
  color: var(--accent-color);
  text-decoration: none;
  transition: opacity 0.2s;
}

.card-title a:hover {
  opacity: 0.7;
}

.card-concept {
  color: var(--text-dim);
  font-size: 0.9rem;
  font-style: italic;
  margin-bottom: var(--spacing-sm);
}

.card-subtitle,
.card-period {
  color: var(--text-dim);
  font-size: 0.95rem;
  margin-bottom: var(--spacing-sm);
}

.card-summary {
  line-height: 1.6;
  margin-bottom: var(--spacing-md);
}

.card-meta {
  display: flex;
  gap: var(--spacing-md);
  font-size: 0.85rem;
  color: var(--text-dim);
  margin-top: var(--spacing-md);
  padding-top: var(--spacing-md);
  border-top: 1px solid var(--text-dim);
}

.card-link {
  display: inline-block;
  margin-top: var(--spacing-md);
  color: var(--accent-color);
  text-decoration: none;
  font-size: 0.9rem;
  transition: opacity 0.2s;
}

.card-link:hover {
  opacity: 0.7;
}

/* Season Cards */
.season-cards {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: var(--spacing-lg);
  margin-top: var(--spacing-lg);
}

.season-card {
  background: rgba(0, 255, 153, 0.03);
  border: 2px solid var(--text-dim);
  border-radius: 8px;
  padding: var(--spacing-lg);
  transition: all 0.3s;
}

.season-card:hover {
  border-color: var(--accent-color);
  transform: translateY(-2px);
}

.season-spring { border-left: 4px solid #00ff99; }
.season-summer { border-left: 4px solid #ff6b6b; }
.season-autumn { border-left: 4px solid #ffd93d; }
.season-winter { border-left: 4px solid #6bcfff; }

.season-card-header h3 {
  color: var(--accent-color);
  margin-bottom: var(--spacing-xs);
}

.season-card-essence {
  font-size: 0.95rem;
  line-height: 1.6;
  margin: var(--spacing-md) 0;
}

.season-card-details summary {
  cursor: pointer;
  color: var(--accent-color);
  margin-top: var(--spacing-md);
  padding: var(--spacing-sm);
  border: 1px solid var(--text-dim);
  border-radius: 4px;
}

.season-card-details[open] summary {
  border-bottom: none;
  border-bottom-left-radius: 0;
  border-bottom-right-radius: 0;
}

.season-card-content {
  padding: var(--spacing-md);
  border: 1px solid var(--text-dim);
  border-top: none;
  border-bottom-left-radius: 4px;
  border-bottom-right-radius: 4px;
  background: rgba(0, 255, 153, 0.02);
}

.season-card-content h4 {
  color: var(--accent-color);
  margin-bottom: var(--spacing-sm);
}

.season-card-practices {
  margin-top: var(--spacing-sm);
  font-size: 0.9rem;
  color: var(--text-dim);
}

/* Essay and History Pages */
.essay-page,
.history-page {
  max-width: 800px;
  margin: 0 auto;
  padding: var(--spacing-lg);
}

.essay-nav {
  display: flex;
  gap: var(--spacing-md);
  margin-bottom: var(--spacing-xl);
  padding-bottom: var(--spacing-md);
  border-bottom: 1px solid var(--text-dim);
}

.essay-article,
.history-article {
  margin-bottom: var(--spacing-xl);
}

.essay-category,
.history-category {
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--text-dim);
  margin-bottom: var(--spacing-sm);
}

.essay-header,
.history-header {
  margin-bottom: var(--spacing-xl);
  padding-bottom: var(--spacing-lg);
  border-bottom: 2px solid var(--accent-color);
}

.essay-title,
.history-title {
  font-size: 2.5rem;
  color: var(--accent-color);
  margin-bottom: var(--spacing-md);
  line-height: 1.2;
}

.essay-summary,
.history-subtitle {
  font-size: 1.2rem;
  color: var(--text-dim);
  font-style: italic;
  line-height: 1.5;
}

.history-period,
.history-significance {
  margin-top: var(--spacing-sm);
  line-height: 1.6;
}

.essay-content,
.history-content {
  margin-bottom: var(--spacing-xl);
  line-height: 1.8;
  font-size: 1.05rem;
}

.essay-content p,
.history-content p {
  margin-bottom: var(--spacing-lg);
}

.essay-practices {
  background: rgba(0, 255, 153, 0.05);
  border-left: 4px solid var(--accent-color);
  padding: var(--spacing-lg);
  margin: var(--spacing-xl) 0;
  border-radius: 0 8px 8px 0;
}

.essay-practices h2 {
  color: var(--accent-color);
  margin-bottom: var(--spacing-md);
}

.practices-list {
  list-style: none;
  padding: 0;
}

.practices-list li {
  padding-left: 1.5rem;
  position: relative;
  margin-bottom: var(--spacing-md);
  line-height: 1.6;
}

.practices-list li:before {
  content: "▸";
  position: absolute;
  left: 0;
  color: var(--accent-color);
}

.essay-context,
.essay-related,
.history-sidebar,
.history-related {
  background: rgba(0, 255, 153, 0.03);
  border: 1px solid var(--text-dim);
  border-radius: 8px;
  padding: var(--spacing-lg);
  margin: var(--spacing-lg) 0;
}

.essay-context h3,
.essay-related h3,
.history-sidebar h3,
.history-related h3 {
  color: var(--accent-color);
  margin-bottom: var(--spacing-md);
}

.related-list {
  list-style: none;
  padding: 0;
}

.related-list li {
  margin-bottom: var(--spacing-sm);
}

.related-list a {
  color: var(--accent-color);
  text-decoration: none;
  transition: opacity 0.2s;
}

.related-list a:hover {
  opacity: 0.7;
}

.history-sidebar ul {
  list-style: none;
  padding: 0;
}

.history-sidebar li {
  padding-left: 1rem;
  position: relative;
  margin-bottom: var(--spacing-xs);
}

.history-sidebar li:before {
  content: "•";
  position: absolute;
  left: 0;
  color: var(--accent-color);
}

.related-texts {
  font-style: italic;
  color: var(--text-dim);
}

/* Footer Navigation */
.learning-footer,
.essay-footer {
  display: flex;
  justify-content: space-between;
  margin-top: var(--spacing-xl);
  padding-top: var(--spacing-lg);
  border-top: 1px solid var(--text-dim);
}

.footer-link {
  color: var(--accent-color);
  text-decoration: none;
  transition: opacity 0.2s;
}

.footer-link:hover {
  opacity: 0.7;
}

/* Responsive Design for Learning Pages */
@media (max-width: 768px) {
  .learning-title {
    font-size: 2rem;
  }
  
  .section-title {
    font-size: 1.5rem;
  }
  
  .content-grid,
  .season-cards {
    grid-template-columns: 1fr;
  }
  
  .essay-title,
  .history-title {
    font-size: 1.8rem;
  }
  
  .learning-footer,
  .essay-footer {
    flex-direction: column;
    gap: var(--spacing-md);
    align-items: center;
  }
}

/* ============================================
   CONTEXTUAL LEARNING LAYERS
   ============================================ */

/* Contextual Learning Container */
.contextual-learning {
  margin: var(--spacing-lg) 0;
  transition: opacity 0.5s ease-in;
}

/* Source Introduction */
.source-intro {
  background: rgba(0, 255, 153, 0.03);
  border: 1px solid var(--text-dim);
  border-radius: 4px;
  margin-bottom: var(--spacing-md);
  overflow: hidden;
}

.source-intro-summary {
  cursor: pointer;
  padding: var(--spacing-sm) var(--spacing-md);
  font-size: 0.85rem;
  color: var(--text-dim);
  transition: all 0.2s;
}

.source-intro-summary:hover {
  background: rgba(0, 255, 153, 0.1);
}

/* Icons removed for minimalist design */

.source-intro[open] .source-intro-summary {
  border-bottom: 1px solid var(--text-dim);
}

.source-intro-content {
  padding: var(--spacing-md);
  line-height: 1.5;
  font-size: 0.85rem;
}

.source-meta {
  color: var(--text-dim);
  font-size: 0.8rem;
  margin-bottom: var(--spacing-sm);
  padding-bottom: var(--spacing-xs);
  border-bottom: 1px solid rgba(128, 128, 128, 0.3);
}

.source-summary,
.source-perspective {
  margin-bottom: var(--spacing-sm);
  font-size: 0.85rem;
}

.source-themes {
  background: rgba(0, 255, 153, 0.02);
  padding: var(--spacing-sm);
  border-radius: 4px;
  margin: var(--spacing-sm) 0;
  font-size: 0.8rem;
}

.source-themes ul {
  list-style: none;
  padding: 0;
  margin-top: var(--spacing-xs);
}

.source-themes li {
  padding-left: 1rem;
  position: relative;
  margin-bottom: 0.15rem;
  font-size: 0.8rem;
}

.source-themes li:before {
  content: "▸";
  position: absolute;
  left: 0;
  color: var(--accent-color);
}

.source-link {
  display: inline-block;
  margin-top: var(--spacing-sm);
  color: var(--accent-color);
  text-decoration: none;
  font-size: 0.8rem;
  transition: opacity 0.2s;
}

.source-link:hover {
  opacity: 0.7;
}

/* Learn More Section */
.learn-more-section {
  background: rgba(0, 255, 153, 0.03);
  border: 1px solid var(--text-dim);
  border-radius: 4px;
  margin-bottom: var(--spacing-md);
  overflow: hidden;
}

.learn-more-summary {
  cursor: pointer;
  padding: var(--spacing-sm) var(--spacing-md);
  font-size: 0.85rem;
  color: var(--text-dim);
  transition: all 0.2s;
}

.learn-more-summary:hover {
  background: rgba(0, 255, 153, 0.1);
}

.learn-more-section[open] .learn-more-summary {
  border-bottom: 1px solid var(--text-dim);
}

.learn-more-content {
  padding: var(--spacing-md);
  font-size: 0.85rem;
}

.learn-more-intro {
  color: var(--text-dim);
  margin-bottom: var(--spacing-sm);
  font-size: 0.85rem;
}

/* Concept Cards */
.concept-cards {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: var(--spacing-sm);
  margin-top: var(--spacing-sm);
}

.concept-card {
  background: rgba(0, 255, 153, 0.02);
  border: 1px solid var(--text-dim);
  border-radius: 4px;
  padding: var(--spacing-sm);
  transition: all 0.3s;
}

.concept-card:hover {
  border-color: var(--accent-color);
  transform: translateY(-2px);
  background: rgba(0, 255, 153, 0.05);
}

.concept-term {
  color: var(--accent-color);
  font-size: 0.9rem;
  margin-bottom: var(--spacing-xs);
}

.concept-definition {
  font-size: 0.8rem;
  line-height: 1.5;
  margin-bottom: var(--spacing-sm);
  color: var(--text-color);
}

.concept-link {
  display: inline-block;
  color: var(--accent-color);
  text-decoration: none;
  font-size: 0.75rem;
  transition: opacity 0.2s;
}

.concept-link:hover {
  opacity: 0.7;
}

/* Term Tooltips in Quote Text */
.term-tooltip {
  position: relative;
  border-bottom: 1px dotted var(--accent-color);
  cursor: help;
  color: var(--accent-color);
}

.term-tooltip .term-popup {
  visibility: hidden;
  opacity: 0;
  position: absolute;
  bottom: 100%;
  left: 50%;
  transform: translateX(-50%) translateY(-5px);
  background: var(--bg-color);
  color: var(--text-color);
  border: 2px solid var(--accent-color);
  border-radius: 8px;
  padding: var(--spacing-md);
  width: 300px;
  max-width: 90vw;
  font-size: 0.9rem;
  line-height: 1.5;
  z-index: 1000;
  transition: all 0.2s;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
  pointer-events: none;
}

.term-tooltip:hover .term-popup,
.term-tooltip:focus .term-popup {
  visibility: visible;
  opacity: 1;
  transform: translateX(-50%) translateY(-8px);
}

.term-popup-term {
  color: var(--accent-color);
  font-weight: bold;
  margin-bottom: var(--spacing-xs);
  font-size: 1rem;
}

.term-popup-definition {
  margin-bottom: var(--spacing-sm);
}

.term-popup-link {
  color: var(--accent-color);
  text-decoration: none;
  font-size: 0.85rem;
  display: inline-block;
  margin-top: var(--spacing-xs);
  transition: opacity 0.2s;
}

.term-popup-link:hover {
  opacity: 0.7;
}

/* Arrow for term popup */
.term-popup::after {
  content: '';
  position: absolute;
  top: 100%;
  left: 50%;
  transform: translateX(-50%);
  border: 8px solid transparent;
  border-top-color: var(--accent-color);
}

/* ============================================
   LEARNING PATHS
   ============================================ */

/* Path Grid */
.path-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: var(--spacing-lg);
  margin-top: var(--spacing-lg);
}

/* Path Card */
.path-card {
  background: rgba(0, 255, 153, 0.03);
  border: 1px solid var(--text-dim);
  border-radius: 8px;
  padding: var(--spacing-lg);
  transition: all 0.3s;
  position: relative;
}

.path-card:hover {
  border-color: var(--accent-color);
  transform: translateY(-4px);
  background: rgba(0, 255, 153, 0.06);
}

.path-icon {
  font-size: 2.5rem;
  margin-bottom: var(--spacing-md);
  display: block;
}

.path-icon-large {
  font-size: 4rem;
  text-align: center;
  margin-bottom: var(--spacing-md);
}

.path-title {
  color: var(--accent-color);
  font-size: 1.2rem;
  margin-bottom: var(--spacing-sm);
  line-height: 1.3;
}

.path-title a {
  color: inherit;
  text-decoration: none;
  transition: opacity 0.2s;
}

.path-title a:hover {
  opacity: 0.7;
}

.path-description {
  color: var(--text-color);
  font-size: 0.9rem;
  line-height: 1.6;
  margin-bottom: var(--spacing-md);
}

.path-meta {
  display: flex;
  gap: var(--spacing-md);
  font-size: 0.85rem;
  color: var(--text-dim);
  margin-bottom: var(--spacing-md);
  padding-bottom: var(--spacing-sm);
  border-bottom: 1px solid rgba(128, 128, 128, 0.2);
}

.path-count,
.path-days {
  display: flex;
  align-items: center;
  gap: 0.3rem;
}

/* Progress Bar */
.path-progress {
  margin-top: var(--spacing-md);
}

.progress-bar {
  background: rgba(128, 128, 128, 0.2);
  border-radius: 10px;
  height: 8px;
  overflow: hidden;
  margin-bottom: var(--spacing-xs);
}

.progress-fill {
  background: var(--accent-color);
  height: 100%;
  border-radius: 10px;
  transition: width 0.5s ease;
}

.progress-text {
  font-size: 0.75rem;
  color: var(--text-dim);
}

/* Path Progress Section */
.path-progress-section {
  background: rgba(0, 255, 153, 0.05);
  border: 1px solid var(--text-dim);
  border-radius: 8px;
  padding: var(--spacing-lg);
  margin-bottom: var(--spacing-xl);
}

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

.progress-position {
  color: var(--text-color);
  font-weight: bold;
}

.progress-percent {
  color: var(--accent-color);
}

/* Path Quote Display */
.path-quote-container {
  background: rgba(0, 255, 153, 0.03);
  border: 1px solid var(--text-dim);
  border-radius: 8px;
  padding: var(--spacing-xl);
  margin-bottom: var(--spacing-xl);
}

.quote-display {
  margin-bottom: var(--spacing-lg);
}

.quote-text {
  font-size: 1.3rem;
  line-height: 1.8;
  color: var(--text-color);
  margin-bottom: var(--spacing-lg);
  font-style: italic;
}

.quote-source {
  color: var(--text-dim);
  font-size: 0.95rem;
  text-align: right;
  margin-bottom: var(--spacing-md);
}

.quote-commentary {
  margin-top: var(--spacing-lg);
  padding: var(--spacing-md);
  background: rgba(0, 255, 153, 0.05);
  border-left: 3px solid var(--accent-color);
  border-radius: 4px;
}

.commentary-label {
  color: var(--text-dim);
  font-size: 0.85rem;
  margin-bottom: var(--spacing-sm);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.quote-commentary p {
  font-size: 0.9rem;
  line-height: 1.6;
  color: var(--text-color);
  margin: 0;
}

/* Path Navigation */
.path-navigation {
  text-align: center;
  padding-top: var(--spacing-lg);
  border-top: 1px solid var(--text-dim);
}

.path-next-btn {
  background: #00ff99;
  color: #000000;
  border: 2px solid #00ff99;
  padding: 0.8rem 2rem;
  font-family: "Courier New", monospace;
  font-size: 1rem;
  border-radius: 4px;
  cursor: pointer;
  transition: all 0.2s;
  font-weight: bold;
  box-shadow: 0 0 10px rgba(0, 255, 153, 0.3);
}

.path-next-btn:hover {
  background: #00ffaa;
  box-shadow: 0 0 20px rgba(0, 255, 153, 0.5);
  transform: translateY(-2px);
}

.path-hint {
  margin-top: var(--spacing-md);
  font-size: 0.85rem;
  color: var(--text-dim);
  font-style: italic;
}

/* Path Complete */
.path-complete {
  text-align: center;
  padding: var(--spacing-xl) 0;
}

.complete-icon {
  font-size: 5rem;
  margin-bottom: var(--spacing-lg);
}

.path-complete h2 {
  color: var(--accent-color);
  font-size: 2rem;
  margin-bottom: var(--spacing-md);
}

.complete-message {
  font-size: 1.1rem;
  line-height: 1.8;
  color: var(--text-color);
  max-width: 600px;
  margin: 0 auto var(--spacing-xl);
}

.complete-actions {
  display: flex;
  gap: var(--spacing-md);
  justify-content: center;
  flex-wrap: wrap;
}

.path-action-btn {
  background: rgba(0, 255, 153, 0.1);
  color: var(--accent-color);
  border: 1px solid var(--accent-color);
  padding: 0.7rem 1.5rem;
  font-family: "Courier New", monospace;
  font-size: 0.9rem;
  border-radius: 4px;
  cursor: pointer;
  transition: all 0.2s;
  text-decoration: none;
  display: inline-block;
}

.path-action-btn:hover {
  background: var(--accent-color);
  color: var(--bg-color);
}

/* Path Info Sidebar */
.path-info-sidebar {
  background: rgba(0, 255, 153, 0.03);
  border: 1px solid var(--text-dim);
  border-radius: 8px;
  padding: var(--spacing-lg);
  margin-top: var(--spacing-xl);
}

.path-info-sidebar h3 {
  color: var(--accent-color);
  font-size: 1.1rem;
  margin-bottom: var(--spacing-md);
}

.path-details {
  margin-bottom: var(--spacing-lg);
}

.path-details dt {
  color: var(--text-dim);
  font-size: 0.85rem;
  margin-top: var(--spacing-sm);
}

.path-details dd {
  color: var(--text-color);
  font-size: 0.95rem;
  margin-bottom: var(--spacing-sm);
  margin-left: 0;
}

.path-tips {
  padding-top: var(--spacing-md);
  border-top: 1px solid var(--text-dim);
}

.path-tips h4 {
  color: var(--text-dim);
  font-size: 0.9rem;
  margin-bottom: var(--spacing-sm);
}

.path-tips ul {
  list-style: none;
  padding: 0;
}

.path-tips li {
  font-size: 0.85rem;
  color: var(--text-color);
  padding-left: 1.2rem;
  position: relative;
  margin-bottom: var(--spacing-xs);
}

.path-tips li:before {
  content: "▸";
  position: absolute;
  left: 0;
  color: var(--accent-color);
}

/* Mobile Adjustments */
@media (max-width: 768px) {
  .concept-cards {
    grid-template-columns: 1fr;
  }

  .term-popup {
    width: 250px;
    font-size: 0.85rem;
  }

  .source-intro-content,
  .learn-more-content {
    padding: var(--spacing-sm);
  }

  .path-grid {
    grid-template-columns: 1fr;
  }

  .quote-text {
    font-size: 1.1rem;
  }

  .complete-actions {
    flex-direction: column;
  }

  .path-action-btn {
    width: 100%;
  }
}

/* ============================================
   PRACTICE GUIDANCE
   ============================================ */

/* Practice Section - Main Page (Collapsible) */
.practice-section {
  background: rgba(0, 255, 153, 0.03);
  border: 1px solid var(--text-dim);
  border-radius: 4px;
  margin-bottom: var(--spacing-md);
  overflow: hidden;
}

.practice-summary {
  cursor: pointer;
  padding: var(--spacing-sm) var(--spacing-md);
  font-size: 0.85rem;
  color: var(--text-dim);
  transition: all 0.2s;
}

.practice-summary:hover {
  background: rgba(0, 255, 153, 0.1);
}

.practice-section[open] .practice-summary {
  border-bottom: 1px solid var(--text-dim);
}

.practice-content {
  padding: var(--spacing-md);
  font-size: 0.85rem;
}

.practice-item {
  margin-bottom: var(--spacing-md);
}

.practice-item:last-child {
  margin-bottom: 0;
}

.practice-heading {
  color: var(--accent-color);
  font-size: 0.85rem;
  margin-bottom: var(--spacing-xs);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.practice-text {
  color: var(--text-color);
  line-height: 1.6;
  margin: 0;
}

.reflection-list {
  list-style: none;
  padding: 0;
  margin: 0;
}

.reflection-list li {
  padding-left: 1.2rem;
  position: relative;
  margin-bottom: var(--spacing-xs);
  color: var(--text-color);
  line-height: 1.5;
}

.reflection-list li:before {
  content: "▸";
  position: absolute;
  left: 0;
  color: var(--accent-color);
}

/* Practice Guidance - Learning Path (Inline, Always Visible) */
.practice-guidance-inline {
  margin-top: var(--spacing-lg);
  padding: var(--spacing-md);
  background: rgba(0, 255, 153, 0.08);
  border-left: 3px solid var(--accent-color);
  border-radius: 4px;
}

.practice-label {
  color: var(--accent-color);
  font-size: 0.9rem;
  margin-bottom: var(--spacing-sm);
  display: flex;
  align-items: center;
  gap: 0.4rem;
}

.daily-practice {
  font-size: 0.95rem;
  line-height: 1.6;
  color: var(--text-color);
  margin: 0;
  font-style: italic;
}

.practice-details {
  margin-top: var(--spacing-md);
}

.practice-details summary {
  cursor: pointer;
  color: var(--text-dim);
  font-size: 0.8rem;
  padding: var(--spacing-xs) 0;
  transition: color 0.2s;
}

.practice-details summary:hover {
  color: var(--accent-color);
}

.practice-expanded {
  margin-top: var(--spacing-sm);
  padding-top: var(--spacing-sm);
  border-top: 1px solid rgba(128, 128, 128, 0.2);
}

.modern-application,
.reflection-prompts {
  margin-bottom: var(--spacing-md);
}

.modern-application:last-child,
.reflection-prompts:last-child {
  margin-bottom: 0;
}

.modern-application strong,
.reflection-prompts strong {
  color: var(--text-dim);
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  display: block;
  margin-bottom: var(--spacing-xs);
}

.modern-application p {
  font-size: 0.85rem;
  line-height: 1.6;
  color: var(--text-color);
  margin: 0;
}

.reflection-prompts ul {
  list-style: none;
  padding: 0;
  margin: 0;
}

.reflection-prompts ul li {
  padding-left: 1rem;
  position: relative;
  margin-bottom: var(--spacing-xs);
  font-size: 0.85rem;
  line-height: 1.5;
  color: var(--text-color);
}

.reflection-prompts ul li:before {
  content: "•";
  position: absolute;
  left: 0;
  color: var(--accent-color);
}

/* Mobile Adjustments for Practice */
@media (max-width: 768px) {
  .practice-content {
    padding: var(--spacing-sm);
  }

  .practice-guidance-inline {
    padding: var(--spacing-sm);
  }
}

/* ============================================
   AI PERSONAL GUIDANCE
   ============================================ */

/* AI Guidance CTA Button */



/* AI Dialog Modal */
.ai-dialog {
  background: var(--bg-color);
  border: 2px solid var(--accent-color);
  border-radius: 8px;
  padding: 0;
  max-width: 600px;
  width: 90%;
  box-shadow: 0 10px 40px rgba(0, 255, 153, 0.3);
  color: var(--text-color);
  font-family: "Courier New", monospace;
}

.ai-dialog::backdrop {
  background: rgba(0, 0, 0, 0.85);
  backdrop-filter: blur(4px);
}

.ai-dialog-content {
  padding: var(--spacing-lg);
  color: var(--text-color);
  font-family: "Courier New", monospace;
}

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

.ai-dialog-header h3 {
  color: var(--accent-color);
  font-size: 1.2rem;
  margin: 0;
}

.ai-close-btn {
  background: none;
  border: none;
  color: var(--text-dim);
  font-size: 2rem;
  cursor: pointer;
  padding: 0;
  width: 2rem;
  height: 2rem;
  line-height: 1;
  transition: color 0.2s;
}

.ai-close-btn:hover {
  color: var(--accent-color);
}

.ai-dialog-instructions {
  color: var(--text-color);
  font-size: 0.9rem;
  line-height: 1.6;
  margin-bottom: var(--spacing-md);
  font-family: "Courier New", monospace;
}

.ai-usage-info {
  margin-bottom: var(--spacing-md);
}

.ai-usage-badge {
  display: inline-block;
  padding: 0.4rem 0.8rem;
  background: rgba(0, 255, 153, 0.1);
  border: 1px solid var(--accent-color);
  border-radius: 4px;
  font-size: 0.8rem;
  color: var(--accent-color);
  font-family: "Courier New", monospace;
}

#ai-situation {
  width: 100%;
  min-height: 100px;
  padding: var(--spacing-md);
  background: rgba(0, 255, 153, 0.05);
  border: 1px solid var(--text-dim);
  border-radius: 4px;
  color: var(--text-color);
  font-family: "Courier New", monospace;
  font-size: 0.9rem;
  line-height: 1.6;
  resize: vertical;
}

#ai-situation:focus {
  outline: none;
  border-color: var(--accent-color);
  background: rgba(0, 255, 153, 0.08);
}

.ai-char-counter {
  text-align: right;
  font-size: 0.75rem;
  color: var(--text-color);
  margin-top: var(--spacing-xs);
  margin-bottom: var(--spacing-md);
  font-family: "Courier New", monospace;
}

.ai-dialog-actions {
  display: flex;
  gap: var(--spacing-md);
  justify-content: flex-end;
  margin-top: var(--spacing-lg);
}

.ai-cancel-btn,
.ai-submit-btn,
.ai-try-again-btn,
.ai-done-btn {
  padding: 0.6rem 1.2rem;
  font-family: "Courier New", monospace;
  font-size: 0.85rem;
  border-radius: 4px;
  cursor: pointer;
  transition: all 0.2s;
  background: none;
}

.ai-cancel-btn,
.ai-submit-btn,
.ai-done-btn,
.ai-try-again-btn {
  border: 1px solid var(--text-dim);
  color: var(--text-dim);
}

.ai-cancel-btn:hover,
.ai-submit-btn:hover,
.ai-done-btn:hover,
.ai-try-again-btn:hover {
  background: var(--hover-bg);
  color: var(--text-color);
  border-color: var(--text-color);
}

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

.ai-try-again-btn {
  background: rgba(0, 255, 153, 0.1);
  border: 1px solid var(--accent-color);
  color: var(--accent-color);
}

.ai-try-again-btn:hover {
  background: rgba(0, 255, 153, 0.2);
}

/* AI Response Area */
.ai-response-header {
  margin-bottom: var(--spacing-md);
  padding-bottom: var(--spacing-sm);
  border-bottom: 1px solid var(--text-dim);
}

.ai-response-header h4 {
  color: var(--accent-color);
  font-size: 1rem;
  margin: 0;
}

.ai-response-text {
  background: rgba(0, 255, 153, 0.05);
  padding: var(--spacing-lg);
  border-left: 3px solid var(--accent-color);
  border-radius: 4px;
  color: var(--text-color);
  font-size: 0.95rem;
  line-height: 1.8;
  white-space: pre-wrap;
  margin-bottom: var(--spacing-lg);
}

.ai-response-actions {
  display: flex;
  gap: var(--spacing-md);
  justify-content: flex-end;
}

/* AI Loading State */
.ai-loading {
  text-align: center;
  padding: var(--spacing-xl) 0;
}

.ai-spinner {
  width: 40px;
  height: 40px;
  margin: 0 auto var(--spacing-md);
  border: 3px solid rgba(0, 255, 153, 0.2);
  border-top-color: var(--accent-color);
  border-radius: 50%;
  animation: spin 1s linear infinite;
}

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

.ai-loading p {
  color: var(--text-dim);
  font-size: 0.9rem;
}

/* AI Error State */
.ai-error {
  background: rgba(255, 0, 0, 0.1);
  border: 1px solid rgba(255, 0, 0, 0.3);
  padding: var(--spacing-md);
  border-radius: 4px;
  color: #ff6b6b;
  font-size: 0.85rem;
  margin-top: var(--spacing-md);
}

/* Mobile Adjustments for AI Dialog */
@media (max-width: 768px) {
  .ai-dialog {
    width: 95%;
    max-width: none;
  }

  .ai-dialog-content {
    padding: var(--spacing-md);
  }

  .ai-dialog-actions,
  .ai-response-actions {
    flex-direction: column;
  }

  .ai-cancel-btn,
  .ai-submit-btn,
  .ai-try-again-btn,
  .ai-done-btn {
    width: 100%;
  }
}

/* =========================================
   Water Mirror Theme - Modal Overrides
   ========================================= */

.water-mirror-theme.ai-dialog-content {
  /* Cool blue-teal palette */
}

.water-mirror-theme .ai-dialog-header h3 {
  color: #5eb3b3;
  font-weight: 400;
  letter-spacing: 0.05em;
}

.water-mirror-theme .ai-dialog-instructions {
  color: var(--text-color);
  opacity: 0.9;
  line-height: 1.8;
}

.water-mirror-theme #ai-situation {
  background: rgba(94, 179, 179, 0.05);
  border: 1px solid rgba(94, 179, 179, 0.3);
  transition: all 0.3s ease;
}

.water-mirror-theme #ai-situation:focus {
  border-color: #5eb3b3;
  background: rgba(94, 179, 179, 0.08);
  box-shadow: 0 0 0 3px rgba(94, 179, 179, 0.1);
}

.water-mirror-theme .ai-usage-badge {
  background: rgba(94, 179, 179, 0.1);
  border-color: #5eb3b3;
  color: #5eb3b3;
}

.water-mirror-theme .ai-submit-btn {
  background: #5eb3b3;
  color: var(--bg-color);
  border: 2px solid #5eb3b3;
}

.water-mirror-theme .ai-submit-btn:hover {
  background: #7dd3d3;
  border-color: #7dd3d3;
  box-shadow: 0 0 12px rgba(94, 179, 179, 0.4);
}

.water-mirror-theme .ai-cancel-btn,
.water-mirror-theme .ai-try-again-btn,
.water-mirror-theme .ai-done-btn {
  background: transparent;
  color: #5eb3b3;
  border: 1px solid rgba(94, 179, 179, 0.3);
}

.water-mirror-theme .ai-cancel-btn:hover,
.water-mirror-theme .ai-try-again-btn:hover,
.water-mirror-theme .ai-done-btn:hover {
  border-color: #5eb3b3;
  background: rgba(94, 179, 179, 0.1);
}

.water-mirror-theme .ai-response-header h4 {
  color: #5eb3b3;
  font-weight: 400;
}

.water-mirror-theme .ai-response-text {
  animation: fadeInRipple 0.8s ease-out;
  line-height: 1.8;
}

/* Ripple fade-in animation for response */
@keyframes fadeInRipple {
  0% {
    opacity: 0;
    transform: scale(0.95);
  }
  50% {
    opacity: 0.5;
    transform: scale(1.02);
  }
  100% {
    opacity: 1;
    transform: scale(1);
  }
}

.water-mirror-theme .ai-loading {
  color: #5eb3b3;
}

.water-mirror-theme .ai-spinner {
  border: 3px solid rgba(94, 179, 179, 0.2);
  border-top: 3px solid #5eb3b3;
}

/* =========================================
   Welcome Modal - First-time visitors
   ========================================= */

.welcome-modal-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.85);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 10000;
  opacity: 0;
  transition: opacity 0.4s ease;
}

.welcome-modal-overlay.fade-in {
  opacity: 1;
}

.welcome-modal-overlay.fade-out {
  opacity: 0;
}

.welcome-modal {
  background: var(--bg-color);
  border: 1px solid rgba(94, 179, 179, 0.3);
  border-radius: 8px;
  padding: var(--spacing-xl);
  max-width: 600px;
  width: 90%;
  max-height: 85vh;
  overflow-y: auto;
  box-shadow: 0 8px 32px rgba(94, 179, 179, 0.2);
  transform: scale(0.95);
  transition: transform 0.4s ease;
}

.welcome-modal-overlay.fade-in .welcome-modal {
  transform: scale(1);
}

.welcome-title {
  color: #5eb3b3;
  font-size: 2rem;
  font-weight: 400;
  letter-spacing: 0.05em;
  margin: 0 0 var(--spacing-lg) 0;
  text-align: center;
}

.welcome-content {
  color: var(--text-color);
  line-height: 1.8;
  margin-bottom: var(--spacing-xl);
}

.welcome-content p {
  margin-bottom: var(--spacing-md);
  text-align: center;
}

.welcome-features {
  font-weight: 500;
  margin-top: var(--spacing-lg);
  margin-bottom: var(--spacing-sm);
  color: #5eb3b3;
}

.welcome-list {
  list-style: none;
  padding: 0;
  margin: 0 0 var(--spacing-lg) 0;
}

.welcome-list li {
  padding: var(--spacing-sm) 0;
  padding-left: var(--spacing-md);
  position: relative;
}

.welcome-list li::before {
  content: "•";
  color: #5eb3b3;
  font-weight: bold;
  position: absolute;
  left: 0;
}

.welcome-closing {
  font-style: italic;
  opacity: 0.9;
  border-top: 1px solid rgba(94, 179, 179, 0.2);
  padding-top: var(--spacing-md);
  margin-top: var(--spacing-lg);
}

.welcome-begin-btn {
  display: block;
  width: 100%;
  padding: var(--spacing-md) var(--spacing-lg);
  background: #5eb3b3;
  color: var(--bg-color);
  border: 2px solid #5eb3b3;
  border-radius: 4px;
  font-size: 1.1rem;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.3s ease;
  text-align: center;
}

.welcome-begin-btn:hover {
  background: #7dd3d3;
  border-color: #7dd3d3;
  box-shadow: 0 0 12px rgba(94, 179, 179, 0.4);
  transform: translateY(-1px);
}

.welcome-begin-btn:active {
  transform: translateY(0);
}

/* Responsive adjustments */
@media (max-width: 768px) {
  .welcome-modal {
    padding: var(--spacing-lg);
    max-width: 95%;
  }

  .welcome-title {
    font-size: 1.5rem;
  }

  .welcome-content {
    font-size: 0.95rem;
  }
}

/* Achievement Toast Notification */
.achievement-toast {
  position: fixed;
  top: 20px;
  right: 20px;
  max-width: 400px;
  background: var(--surface-color);
  border: 2px solid var(--accent-color);
  border-radius: 8px;
  padding: var(--spacing-lg);
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
  display: flex;
  align-items: flex-start;
  gap: var(--spacing-md);
  z-index: 10000;
  animation: slideIn 0.5s ease-out, fadeOut 0.5s ease-in 7.5s;
  animation-fill-mode: forwards;
}

@keyframes slideIn {
  from {
    transform: translateX(450px);
    opacity: 0;
  }
  to {
    transform: translateX(0);
    opacity: 1;
  }
}

@keyframes fadeOut {
  from {
    opacity: 1;
  }
  to {
    opacity: 0;
    transform: translateX(450px);
  }
}

.toast-icon {
  font-size: 2rem;
  line-height: 1;
  flex-shrink: 0;
}

.toast-content {
  flex: 1;
  min-width: 0;
}

.toast-title {
  font-size: 1.1rem;
  font-weight: 500;
  color: var(--accent-color);
  margin: 0 0 var(--spacing-xs) 0;
}

.toast-message {
  font-size: 0.9rem;
  line-height: 1.5;
  color: var(--text-color);
  margin: 0;
}

.toast-link {
  flex-shrink: 0;
  color: var(--accent-color);
  text-decoration: none;
  font-size: 0.9rem;
  font-weight: 500;
  white-space: nowrap;
  transition: color 0.3s ease;
  align-self: center;
}

.toast-link:hover {
  color: #7dd3d3;
  text-decoration: underline;
}

/* Journey Link Badge */
.journey-link {
  position: relative;
  display: inline-flex;
  align-items: center;
  gap: var(--spacing-xs);
}

.unseen-badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 20px;
  height: 20px;
  padding: 0 6px;
  background: var(--accent-color);
  color: var(--bg-color);
  font-size: 0.75rem;
  font-weight: 700;
  border-radius: 10px;
  line-height: 1;
}

/* Responsive Toast */
@media (max-width: 768px) {
  .achievement-toast {
    top: 10px;
    right: 10px;
    left: 10px;
    max-width: none;
    padding: var(--spacing-md);
  }

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

  .toast-title {
    font-size: 1rem;
  }

  .toast-message {
    font-size: 0.85rem;
  }

  .toast-link {
    font-size: 0.85rem;
  }
}

/* Journey Page Styles */
.journey-page {
  max-width: 1200px;
  margin: 0 auto;
  padding: var(--spacing-xl);
}

.journey-header {
  text-align: center;
  margin-bottom: var(--spacing-xl);
}

.journey-title {
  font-size: 2rem;
  font-weight: 500;
  color: var(--accent-color);
  margin-bottom: var(--spacing-sm);
}

.journey-subtitle {
  font-size: 1rem;
  color: var(--muted-color);
  margin-bottom: var(--spacing-lg);
}

.journey-nav {
  display: flex;
  gap: var(--spacing-md);
  justify-content: center;
  margin-top: var(--spacing-md);
}

/* Stats Grid */
.journey-stats {
  margin-bottom: var(--spacing-xl);
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: var(--spacing-md);
  margin-top: var(--spacing-lg);
}

.stat-card {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
  padding: var(--spacing-lg);
  background: var(--surface-color);
  border: 1px solid var(--border-color);
  border-radius: 8px;
  transition: all 0.3s ease;
}

.stat-card:hover {
  border-color: var(--accent-color);
  box-shadow: 0 2px 8px rgba(94, 179, 179, 0.15);
}

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

.stat-content {
  flex: 1;
}

.stat-number {
  font-size: 1.75rem;
  font-weight: 500;
  color: var(--accent-color);
  line-height: 1.2;
}

.stat-label {
  font-size: 0.85rem;
  color: var(--muted-color);
  margin-top: var(--spacing-xs);
}

/* Milestone Sections */
.milestone-section {
  margin-bottom: var(--spacing-xl);
}

.milestone-section .section-title {
  font-size: 1.5rem;
  font-weight: 500;
  color: var(--accent-color);
  margin-bottom: var(--spacing-sm);
}

.milestone-section .section-intro {
  font-size: 0.95rem;
  color: var(--muted-color);
  margin-bottom: var(--spacing-lg);
  font-style: italic;
}

/* Milestone Grid */
.milestone-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: var(--spacing-lg);
  margin-top: var(--spacing-lg);
}

/* Milestone Cards */
.milestone-card {
  padding: var(--spacing-lg);
  background: var(--surface-color);
  border: 2px solid var(--border-color);
  border-radius: 8px;
  transition: all 0.3s ease;
  min-height: 220px;
  display: flex;
  flex-direction: column;
}

.milestone-card.unlocked {
  border-color: var(--accent-color);
  background: linear-gradient(135deg, var(--surface-color) 0%, rgba(94, 179, 179, 0.05) 100%);
  box-shadow: 0 2px 12px rgba(94, 179, 179, 0.15);
}

.milestone-card.locked {
  opacity: 0.65;
}

.milestone-card.locked:hover {
  opacity: 0.85;
  border-color: var(--muted-color);
}

.milestone-icon {
  font-size: 2.5rem;
  line-height: 1;
  margin-bottom: var(--spacing-md);
  text-align: center;
}

.milestone-title {
  font-size: 1.25rem;
  font-weight: 500;
  color: var(--text-color);
  margin-bottom: var(--spacing-md);
  text-align: center;
}

.milestone-unlocked-content,
.milestone-locked-content {
  flex: 1;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.milestone-message {
  font-size: 0.95rem;
  line-height: 1.6;
  color: var(--text-color);
  text-align: center;
  margin-bottom: var(--spacing-md);
  font-style: italic;
}

.milestone-date {
  font-size: 0.85rem;
  color: var(--muted-color);
  text-align: center;
  margin-top: auto;
}

/* Progress Bar */
.milestone-progress {
  margin-top: var(--spacing-md);
}

.progress-bar {
  width: 100%;
  height: 8px;
  background: var(--bg-color);
  border: 1px solid var(--border-color);
  border-radius: 4px;
  overflow: hidden;
  margin-bottom: var(--spacing-sm);
}

.progress-fill {
  height: 100%;
  background: linear-gradient(90deg, #5eb3b3, #7dd3d3);
  transition: width 0.6s ease;
  border-radius: 3px;
}

.progress-text {
  font-size: 0.85rem;
  color: var(--muted-color);
  text-align: center;
}

/* Journey Footer */
.journey-footer {
  text-align: center;
  margin-top: var(--spacing-xl);
  padding-top: var(--spacing-xl);
  border-top: 1px solid var(--border-color);
  color: var(--muted-color);
  font-size: 0.95rem;
  line-height: 1.8;
}

.journey-footer a {
  color: var(--accent-color);
  text-decoration: none;
  transition: color 0.3s ease;
}

.journey-footer a:hover {
  color: #7dd3d3;
  text-decoration: underline;
}

/* Responsive Design */
@media (max-width: 768px) {
  .journey-page {
    padding: var(--spacing-lg) var(--spacing-md);
  }

  .journey-title {
    font-size: 1.5rem;
  }

  .stats-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-sm);
  }

  .stat-card {
    padding: var(--spacing-md);
  }

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

  .stat-number {
    font-size: 1.25rem;
  }

  .milestone-grid {
    grid-template-columns: 1fr;
    gap: var(--spacing-md);
  }

  .milestone-card {
    min-height: auto;
  }
}

/* Print Styles */
@media print {
  .source-intro,
  .learn-more-section,
  .practice-section {
    border: 1px solid #000;
  }

  .source-intro[open] .source-intro-summary,
  .learn-more-section[open] .learn-more-summary {
    display: none;
  }

  .source-intro[open] .source-intro-content,
  .learn-more-section[open] .learn-more-content {
    display: block;
  }
}