/* ============================================================================
   DENISMWANGANGI.COM TYPOGRAPHY CONSTITUTION STYLESHEET
   Based on Practical Typography by Matthew Butterick
   Inspired by Gwern.net and Wes Anderson's cinematography
   ============================================================================ */

/* ============================================================================
   1. FONT FACE DECLARATIONS
   ============================================================================ */

   @font-face {
    font-family: 'Charter';
    src: url('/static/fonts/charter_regular.woff2') format('woff2');
    font-weight: normal;
    font-style: normal;
    font-display: swap;
  }
  
  @font-face {
    font-family: 'Charter';
    src: url('/static/fonts/charter_italic.woff2') format('woff2');
    font-weight: normal;
    font-style: italic;
    font-display: swap;
  }
  
  @font-face {
    font-family: 'Charter';
    src: url('/static/fonts/charter_bold.woff2') format('woff2');
    font-weight: bold;
    font-style: normal;
    font-display: swap;
  }
  
  @font-face {
    font-family: 'Charter';
    src: url('/static/fonts/charter_bold_italic.woff2') format('woff2');
    font-weight: bold;
    font-style: italic;
    font-display: swap;
  }
  
/* Cooper Hewitt Font Family - Using OpenType (.otf) files */

/* Thin (100) */
@font-face {
  font-family: 'Cooper Hewitt';
  src: url('/static/fonts/CooperHewitt-Thin.otf') format('opentype');
  font-weight: 100;
  font-style: normal;
  font-display: swap;
}

@font-face {
  font-family: 'Cooper Hewitt';
  src: url('/static/fonts/CooperHewitt-ThinItalic.otf') format('opentype');
  font-weight: 100;
  font-style: italic;
  font-display: swap;
}

/* Light (300) */
@font-face {
  font-family: 'Cooper Hewitt';
  src: url('/static/fonts/CooperHewitt-Light.otf') format('opentype');
  font-weight: 300;
  font-style: normal;
  font-display: swap;
}

@font-face {
  font-family: 'Cooper Hewitt';
  src: url('/static/fonts/CooperHewitt-LightItalic.otf') format('opentype');
  font-weight: 300;
  font-style: italic;
  font-display: swap;
}

/* Book/Regular (400) */
@font-face {
  font-family: 'Cooper Hewitt';
  src: url('/static/fonts/CooperHewitt-Book.otf') format('opentype');
  font-weight: 400;
  font-style: normal;
  font-display: swap;
}

@font-face {
  font-family: 'Cooper Hewitt';
  src: url('/static/fonts/CooperHewitt-BookItalic.otf') format('opentype');
  font-weight: 400;
  font-style: italic;
  font-display: swap;
}

/* Medium (500) */
@font-face {
  font-family: 'Cooper Hewitt';
  src: url('/static/fonts/CooperHewitt-Medium.otf') format('opentype');
  font-weight: 500;
  font-style: normal;
  font-display: swap;
}

@font-face {
  font-family: 'Cooper Hewitt';
  src: url('/static/fonts/CooperHewitt-MediumItalic.otf') format('opentype');
  font-weight: 500;
  font-style: italic;
  font-display: swap;
}

/* Semibold (600) */
@font-face {
  font-family: 'Cooper Hewitt';
  src: url('/static/fonts/CooperHewitt-Semibold.otf') format('opentype');
  font-weight: 600;
  font-style: normal;
  font-display: swap;
}

@font-face {
  font-family: 'Cooper Hewitt';
  src: url('/static/fonts/CooperHewitt-SemiboldItalic.otf') format('opentype');
  font-weight: 600;
  font-style: italic;
  font-display: swap;
}

/* Bold (700) */
@font-face {
  font-family: 'Cooper Hewitt';
  src: url('/static/fonts/CooperHewitt-Bold.otf') format('opentype');
  font-weight: 700;
  font-style: normal;
  font-display: swap;
}

@font-face {
  font-family: 'Cooper Hewitt';
  src: url('/static/fonts/CooperHewitt-BoldItalic.otf') format('opentype');
  font-weight: 700;
  font-style: italic;
  font-display: swap;
}

/* Heavy (900) */
@font-face {
  font-family: 'Cooper Hewitt';
  src: url('/static/fonts/CooperHewitt-Heavy.otf') format('opentype');
  font-weight: 900;
  font-style: normal;
  font-display: swap;
}

@font-face {
  font-family: 'Cooper Hewitt';
  src: url('/static/fonts/CooperHewitt-HeavyItalic.otf') format('opentype');
  font-weight: 900;
  font-style: italic;
  font-display: swap;
}

/* Computer Modern for Mathematics - Latin Modern is the OpenType version */
/* If you have Latin Modern Math font files, add them here. Otherwise, it will fallback. */
@font-face {
  font-family: 'Latin Modern Math';
  src: url('/static/fonts/latin-modern-math.regular.otf') format('opentype');
  font-weight: normal;
  font-style: normal;
  font-display: swap;
}
  
  /* ============================================================================
     2. CSS CUSTOM PROPERTIES (VARIABLES)
     ============================================================================ */
  
  :root {
    /* Base Typography Scale */
    --base-font-size: 22px;
    --modular-scale: 1.5;
    --line-height-desktop: 1.3;
    --line-height-mobile: 1.45;
    
    /* Font Families */
    --font-body: 'Charter', Georgia, Merriweather, 'Times New Roman', serif;
    --font-heading: 'Cooper Hewitt', 'Arial Narrow', 'Helvetica Neue', Helvetica, Arial, sans-serif;
    --font-code: 'Fira Code', 'Cascadia Code', 'Source Code Pro', 'Courier New', Monaco, monospace;
    --font-math: 'Latin Modern Math', serif;
    
    /* Layout Dimensions */
    --central-column-max: 1000px;
    --mobile-margin: 1.5rem;
    --list-indent: 2rem;
    
    /* Light Mode Colors */
    --bg-light: #FDFBF7;
    --text-light: #111111;
    --accent-light: #F7CAC9;
    --accent-light-hover: rgba(247, 202, 201, 0.5);
    
    /* Dark Mode Colors */
    --bg-dark: #556F7A;
    --text-dark: #FDFBF7;
    --accent-dark: #FED766;
    --accent-dark-hover: rgba(254, 215, 102, 0.5);
    
    /* Universal Accents */
    --color-error: #FF0000;
    --color-cyan: #00ffff;
    --code-bg: rgba(150, 150, 150, 0.1);
    
    /* Spacing Multipliers */
    --paragraph-spacing: 1em;
    --heading-top-spacing: 2em;
    --heading-bottom-spacing: 1.5em;
    
    /* Active Theme (Default to Light) */
    --bg-color: var(--bg-light);
    --text-color: var(--text-light);
    --accent-color: var(--accent-light);
    --accent-hover: var(--accent-light-hover);
  }
  
  /* Dark Mode Theme Variables */
  [data-theme="dark"],
  .dark-mode {
    --bg-color: var(--bg-dark);
    --text-color: var(--text-dark);
    --accent-color: var(--accent-dark);
    --accent-hover: var(--accent-dark-hover);
  }
  
  /* Automatic Dark Mode Detection */
  @media (prefers-color-scheme: dark) {
    :root:not([data-theme="light"]) {
      --bg-color: var(--bg-dark);
      --text-color: var(--text-dark);
      --accent-color: var(--accent-dark);
      --accent-hover: var(--accent-dark-hover);
    }
  }
  
  /* ============================================================================
     3. RESPONSIVE BREAKPOINTS & BASE SCALING
     ============================================================================ */
  
  /* Mobile Scale Detection: Composite Detection Strategy
     Applied when: (1) Primary pointer is coarse AND (2) Viewport < 1024px */
  @media (pointer: coarse) and (max-width: 1023px) {
    :root {
      --base-font-size: 16px;
      --line-height-desktop: var(--line-height-mobile);
    }
  }
  
  /* Additional mobile viewport adjustment */
  @media (max-width: 767px) {
    :root {
      --base-font-size: 16px;
      --line-height-desktop: var(--line-height-mobile);
    }
  }
  
  /* ============================================================================
     4. GLOBAL RESET & BASE STYLES
     ============================================================================ */
  
  * {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
  }
  
  html {
    font-size: var(--base-font-size);
    line-height: var(--line-height-desktop);
  }
  
  body {
    font-family: var(--font-body);
    background-color: var(--bg-color);
    color: var(--text-color);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    text-rendering: optimizeLegibility;
  }
  
  /* ============================================================================
     5. MACRO LAYOUT (PAGE STRUCTURE)
     ============================================================================ */
  
  /* Page Margins & Central Column */
  .page-container,
  main,
  article {
    margin-left: auto;
    margin-right: auto;
    max-width: var(--central-column-max);
  }
  
  @media (max-width: 767px) {
    .page-container,
    main,
    article {
      margin-left: var(--mobile-margin);
      margin-right: var(--mobile-margin);
      max-width: calc(100vw - (var(--mobile-margin) * 2));
    }
  }
  
  /* ============================================================================
     6. TYPOGRAPHY - HEADINGS
     ============================================================================ */
  
  /* Page Titles (2.25x Base) */
  h1,
  .page-title {
    font-family: var(--font-heading);
    font-size: calc(var(--base-font-size) * 2.25);
    line-height: var(--line-height-desktop);
    margin-top: var(--heading-top-spacing);
    margin-bottom: var(--heading-bottom-spacing);
    hyphens: none;
    -webkit-hyphens: none;
    -ms-hyphens: none;
  }
  
  /* Article Headings (1.5x Base) */
  h2,
  .article-heading {
    font-family: var(--font-body);
    font-size: calc(var(--base-font-size) * 1.5);
    line-height: var(--line-height-desktop);
    margin-top: var(--heading-top-spacing);
    margin-bottom: var(--heading-bottom-spacing);
    hyphens: none;
    -webkit-hyphens: none;
    -ms-hyphens: none;
  }
  
  /* Sub-headings (Same as body text) */
  h3,
  h4,
  h5,
  h6 {
    font-family: var(--font-body);
    font-size: var(--base-font-size);
    line-height: var(--line-height-desktop);
    margin-top: var(--heading-top-spacing);
    margin-bottom: var(--heading-bottom-spacing);
    hyphens: none;
    -webkit-hyphens: none;
    -ms-hyphens: none;
  }
  
  h3 { font-weight: bold; }
  h4 { font-weight: bold; font-style: italic; }
  h5 { font-weight: normal; font-style: italic; }
  h6 { font-weight: normal; }
  
  /* Sidenote Headings (No extra spacing) */
  .sidenote h1,
  .sidenote h2,
  .sidenote h3,
  .sidenote h4,
  .sidenote h5,
  .sidenote h6,
  aside h1,
  aside h2,
  aside h3,
  aside h4,
  aside h5,
  aside h6 {
    margin-top: 0;
    margin-bottom: 0.5em;
  }
  
  /* ============================================================================
     7. TYPOGRAPHY - PARAGRAPHS & BODY TEXT
     ============================================================================ */
  
  p {
    margin-bottom: var(--paragraph-spacing);
    text-align: left;
    hyphens: auto;
    -webkit-hyphens: auto;
    -ms-hyphens: auto;
    hyphenate-limit-chars: 6 3 2;
  }
  
  /* Line Length Control (45-90 characters) */
  p,
  li {
    max-width: 90ch;
  }
  
  /* ============================================================================
     8. TYPOGRAPHY - EMPHASIS & FORMATTING
     ============================================================================ */
  
  /* Gentle Emphasis */
  em,
  i,
  .italic {
    font-style: italic;
  }
  
  /* Strong Emphasis */
  strong,
  b,
  .bold {
    font-weight: bold;
  }
  
  /* Metadata Styling */
  .metadata,
  .timestamp,
  .abstract,
  time {
    font-style: italic;
  }
  
  /* Small Caps for Citations */
  .citation,
  cite {
    font-variant: small-caps;
  }
  
  /* ============================================================================
     9. HYPERLINKS & NAVIGATION
     ============================================================================ */
  
  /* Base Link Styles - Typographic Continuity */
  a {
    color: inherit;
    text-decoration: none;
    position: relative;
  }
  
  /* Internal Links - Subtle Circle Icon */
  a[href^="/"]::after,
  a.internal-link::after {
    content: "°";
    font-size: 0.8em;
    color: var(--accent-color);
    margin-left: 0.1em;
    vertical-align: super;
    font-size: 0.6em;
  }
  
  /* External Links - Superscript Icon */
  a[href^="http"]::after,
  a[href^="https"]::after,
  a.external-link::after {
    content: "↗";
    font-size: 0.7em;
    color: var(--accent-color);
    margin-left: 0.15em;
    vertical-align: super;
  }
  
  /* Remove icons from specific contexts */
  a.no-icon::after,
  nav a::after,
  .nav-link::after {
    content: none;
  }
  
  /* Hover States - High Contrast Background */
  a:hover {
    background-color: var(--accent-hover);
    cursor: pointer;
  }
  
  /* Visited States - Uniform Appearance */
  a:visited {
    color: inherit;
  }
  
  /* Focus States for Accessibility */
  a:focus {
    outline: 2px solid var(--accent-color);
    outline-offset: 2px;
  }
  
  /* ============================================================================
     10. SIDENOTES
     ============================================================================ */
  
  .sidenote,
  aside.sidenote {
    font-family: var(--font-heading);
    font-weight: 300;
    text-align: right;
    font-size: 0.85em;
    line-height: 1.4;
  }
  
  @media (min-width: 768px) {
    .sidenote,
    aside.sidenote {
      position: absolute;
      left: -300px;
      width: 250px;
      padding-right: 2rem;
    }
  }
  
  @media (max-width: 767px) {
    .sidenote,
    aside.sidenote {
      text-align: left;
      margin: 1rem 0;
      padding-left: 1rem;
      border-left: 2px solid var(--accent-color);
    }
  }
  
  /* ============================================================================
     11. POPOVERS & WINDOW CONTROLS
     ============================================================================ */
  
  .popover,
  .mini-window {
    position: fixed;
    background-color: var(--bg-color);
    border: 2px solid var(--accent-color);
    border-radius: 8px;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.3);
    z-index: 1000;
    max-width: 600px;
    max-height: 80vh;
    overflow: hidden;
    display: flex;
    flex-direction: column;
  }
  
  .popover-header {
    padding: 0.5rem 1rem;
    background-color: var(--accent-color);
    color: var(--bg-color);
    display: flex;
    justify-content: space-between;
    align-items: center;
    cursor: move;
    user-select: none;
  }
  
  .popover-controls {
    display: flex;
    gap: 0.5rem;
  }
  
  .popover-control-btn {
    background: none;
    border: none;
    font-size: 1.2em;
    cursor: pointer;
    padding: 0;
    line-height: 1;
    opacity: 0.8;
  }
  
  .popover-control-btn:hover {
    opacity: 1;
  }
  
  .popover-content {
    padding: 1.5rem;
    overflow-y: auto;
    flex: 1;
  }
  
  /* Pinned State */
  .popover.pinned {
    position: fixed;
  }
  
  /* Minimized State */
  .popover.minimized {
    bottom: 20px;
    right: 20px;
    max-width: 300px;
    max-height: 50px;
  }
  
  .popover.minimized .popover-content {
    display: none;
  }
  
  /* Mobile Popover - Modal Style */
  @media (max-width: 767px) {
    .popover,
    .mini-window {
      position: fixed;
      top: 50%;
      left: 50%;
      transform: translate(-50%, -50%);
      width: 90vw;
      max-width: 90vw;
      max-height: 80vh;
    }
    
    .popover-header {
      cursor: default;
    }
    
    .popover-control-btn.pin-btn,
    .popover-control-btn.minimize-btn {
      display: none;
    }
  }
  
  /* Recursive Popover Disable Icon */
  .popover-control-btn.eye-btn::before {
    content: "👁️";
  }
  
  /* ============================================================================
     12. LISTS
     ============================================================================ */
  
  /* Unordered Lists - Disc Marker Only */
  ul {
    list-style-type: disc;
    margin-bottom: var(--paragraph-spacing);
    padding-left: var(--list-indent);
  }
  
  ul ul {
    margin-top: 0.25em;
    margin-bottom: 0.25em;
    padding-left: var(--list-indent);
    list-style-type: disc;
  }
  
  ul ul ul {
    padding-left: var(--list-indent);
    list-style-type: disc;
  }
  
  li {
    margin-bottom: 0.5em;
  }
  
  /* Ordered Lists - Decimal Numbering (Legal Style) */
  ol {
    counter-reset: item;
    list-style-type: none;
    margin-bottom: var(--paragraph-spacing);
    padding-left: 0;
  }
  
  ol > li {
    counter-increment: item;
    margin-bottom: 0.5em;
    padding-left: var(--list-indent);
    position: relative;
  }
  
  ol > li::before {
    content: counter(item) ".";
    font-weight: bold;
    position: absolute;
    left: 0;
  }
  
  /* Nested Ordered Lists - Legal Style Continuation */
  ol ol {
    counter-reset: subitem;
    padding-left: var(--list-indent);
    margin-top: 0.25em;
    margin-bottom: 0.25em;
  }
  
  ol ol > li {
    counter-increment: subitem;
  }
  
  ol ol > li::before {
    content: counter(item) "." counter(subitem) ".";
  }
  
  ol ol ol {
    counter-reset: subsubitem;
    padding-left: var(--list-indent);
  }
  
  ol ol ol > li {
    counter-increment: subsubitem;
  }
  
  ol ol ol > li::before {
    content: counter(item) "." counter(subitem) "." counter(subsubitem) ".";
  }
  
  /* Definition Lists */
  dl {
    margin-bottom: var(--paragraph-spacing);
  }
  
  dt {
    font-weight: bold;
    margin-top: 1em;
  }
  
  dd {
    margin-left: var(--list-indent);
    margin-bottom: 0.5em;
  }
  
  /* ============================================================================
     13. BLOCKQUOTES
     ============================================================================ */
  
  blockquote {
    font-style: normal;
    font-size: 0.9em;
    line-height: 1.4;
    margin: 2rem 0;
    padding-left: 1.5rem;
    border-left: 4px solid var(--accent-color);
    max-width: 85ch;
  }
  
  blockquote p {
    margin-bottom: 0.75em;
  }
  
  blockquote p:last-child {
    margin-bottom: 0;
  }
  
  /* Citation Styling */
  blockquote cite,
  blockquote .citation {
    display: block;
    text-align: right;
    font-variant: small-caps;
    margin-top: 0.5em;
  }
  
  blockquote cite::before,
  blockquote .citation::before {
    content: "—";
    margin-right: 0.5em;
  }
  
  /* ============================================================================
     14. INLINE QUOTATIONS
     ============================================================================ */
  
  q {
    quotes: """ """ "'" "'";
  }
  
  q::before {
    content: open-quote;
  }
  
  q::after {
    content: close-quote;
  }
  
  /* ============================================================================
     15. CODE - INLINE
     ============================================================================ */
  
  code {
    font-family: var(--font-code);
    background-color: var(--code-bg);
    padding: 0.15em 0.4em;
    border-radius: 3px;
    font-size: 0.9em;
  }
  
  /* Remove inline styling from code blocks */
  pre code {
    background-color: transparent;
    padding: 0;
    border-radius: 0;
    font-size: inherit;
  }
  
  /* ============================================================================
     16. CODE - BLOCKS
     ============================================================================ */
  
  pre {
    font-family: var(--font-code);
    margin: 2rem 0;
    padding: 1.5rem;
    overflow-x: auto;
    border-radius: 8px;
    line-height: 1.5;
    tab-size: 4;
  }
  
  /* Rosé Pine Dawn (Light Mode) */
  :root:not([data-theme="dark"]) pre,
  [data-theme="light"] pre {
    background-color: #faf4ed;
    color: #575279;
  }
  
  :root:not([data-theme="dark"]) pre .comment,
  [data-theme="light"] pre .comment { color: #9893a5; }
  
  :root:not([data-theme="dark"]) pre .keyword,
  [data-theme="light"] pre .keyword { color: #286983; }
  
  :root:not([data-theme="dark"]) pre .string,
  [data-theme="light"] pre .string { color: #ea9d34; }
  
  :root:not([data-theme="dark"]) pre .function,
  [data-theme="light"] pre .function { color: #d7827e; }
  
  :root:not([data-theme="dark"]) pre .number,
  [data-theme="light"] pre .number { color: #56949f; }
  
  /* Rosé Pine Main (Dark Mode) */
  @media (prefers-color-scheme: dark) {
    :root:not([data-theme="light"]) pre {
      background-color: #191724;
      color: #e0def4;
    }
    
    :root:not([data-theme="light"]) pre .comment { color: #6e6a86; }
    :root:not([data-theme="light"]) pre .keyword { color: #31748f; }
    :root:not([data-theme="light"]) pre .string { color: #f6c177; }
    :root:not([data-theme="light"]) pre .function { color: #ebbcba; }
    :root:not([data-theme="light"]) pre .number { color: #9ccfd8; }
  }
  
  [data-theme="dark"] pre {
    background-color: #191724;
    color: #e0def4;
  }
  
  [data-theme="dark"] pre .comment { color: #6e6a86; }
  [data-theme="dark"] pre .keyword { color: #31748f; }
  [data-theme="dark"] pre .string { color: #f6c177; }
  [data-theme="dark"] pre .function { color: #ebbcba; }
  [data-theme="dark"] pre .number { color: #9ccfd8; }
  
  /* ============================================================================
     17. MATHEMATICAL FORMULAS
     ============================================================================ */
  
  /* Inline Math */
  .math-inline,
  span.math {
    font-family: var(--font-math);
    font-style: italic;
  }
  
  /* Display Math */
  .math-display,
  div.math {
    font-family: var(--font-math);
    font-style: italic;
    display: block;
    text-align: center;
    margin: 2rem auto;
    overflow-x: auto;
  }
  
  /* KaTeX/MathJax Container Support */
  .katex,
  .MathJax {
    font-size: 1.1em;
  }
  
  .katex-display,
  .MathJax_Display {
    margin: 2rem 0;
  }
  
  /* ============================================================================
     18. TABLES
     ============================================================================ */
  
  table {
    width: 100%;
    border-collapse: collapse;
    margin: 2rem 0;
    font-size: 0.9em;
  }
  
  th,
  td {
    padding: 0.75rem;
    text-align: left;
    border-bottom: 1px solid var(--accent-color);
  }
  
  th {
    font-weight: bold;
    font-family: var(--font-heading);
    border-bottom-width: 2px;
  }
  
  tr:last-child td {
    border-bottom: none;
  }
  
  /* ============================================================================
     19. IMAGES & FIGURES
     ============================================================================ */
  
  img {
    max-width: 100%;
    height: auto;
    display: block;
    margin: 2rem auto;
  }
  
  figure {
    margin: 2rem 0;
  }
  
  figcaption {
    font-size: 0.85em;
    font-style: italic;
    text-align: center;
    margin-top: 0.5rem;
    color: var(--text-color);
    opacity: 0.8;
  }
  
  /* ============================================================================
     20. HORIZONTAL RULES
     ============================================================================ */
  
  hr {
    border: none;
    border-top: 2px solid var(--accent-color);
    margin: 3rem 0;
    opacity: 0.5;
  }
  
  /* ============================================================================
     21. FORMS & INPUTS (Optional - for future use)
     ============================================================================ */
  
  input,
  textarea,
  select {
    font-family: var(--font-body);
    font-size: 1em;
    padding: 0.5rem;
    border: 2px solid var(--accent-color);
    border-radius: 4px;
    background-color: var(--bg-color);
    color: var(--text-color);
  }
  
  input:focus,
  textarea:focus,
  select:focus {
    outline: none;
    border-color: var(--text-color);
  }
  
  button {
    font-family: var(--font-heading);
    font-size: 1em;
    padding: 0.5rem 1rem;
    border: 2px solid var(--accent-color);
    border-radius: 4px;
    background-color: var(--accent-color);
    color: var(--bg-color);
    cursor: pointer;
    transition: all 0.2s ease;
  }
  
  button:hover {
    background-color: var(--bg-color);
    color: var(--accent-color);
  }
  
  /* ============================================================================
     22. ACCESSIBILITY ENHANCEMENTS
     ============================================================================ */
  
  /* Skip to Content Link */
  .skip-link {
    position: absolute;
    top: -40px;
    left: 0;
    background: var(--accent-color);
    color: var(--bg-color);
    padding: 8px;
    text-decoration: none;
    z-index: 100;
  }
  
  .skip-link:focus {
    top: 0;
  }
  
  /* Focus Visible for Keyboard Navigation */
  :focus-visible {
    outline: 2px solid var(--accent-color);
    outline-offset: 2px;
  }
  
  /* 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;
    }
  }
  
  /* High Contrast Mode Support */
  @media (prefers-contrast: high) {
    :root {
      --text-light: #000000;
      --bg-light: #FFFFFF;
      --text-dark: #FFFFFF;
      --bg-dark: #000000;
    }
  }
  
  /* ============================================================================
     23. PRINT STYLES
     ============================================================================ */
  
  @media print {
    body {
      background-color: white;
      color: black;
      font-size: 12pt;
    }
    
    a[href^="http"]::after {
      content: " (" attr(href) ")";
      font-size: 0.8em;
      color: inherit;
    }
    
    .popover,
    .sidenote,
    nav,
    .no-print {
      display: none;
    }
    
    h1, h2, h3, h4, h5, h6 {
      page-break-after: avoid;
    }
    
    p, blockquote, pre {
      page-break-inside: avoid;
    }
  }
  
  /* ============================================================================
     24. UTILITY CLASSES
     ============================================================================ */
  
  .text-center { text-align: center; }
  .text-right { text-align: right; }
  .text-left { text-align: left; }
  
  .mt-0 { margin-top: 0; }
  .mt-1 { margin-top: 1rem; }
  .mt-2 { margin-top: 2rem; }
  .mb-0 { margin-bottom: 0; }
  .mb-1 { margin-bottom: 1rem; }
  .mb-2 { margin-bottom: 2rem; }
  
  .hidden { display: none; }
  .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;
  }
  
  /* Error Styling */
  .error {
    color: var(--color-error);
    font-weight: bold;
  }
  
  /* Landing Page Specific */
  .landing-page {
    background-color: #00ffff;
    color: var(--text-light);
    --accent-color: #242038;
  }
  
  /* Explicit Light Theme - Highest Priority */
  [data-theme="light"] .landing-page {
    background-color: #00ffff;
    color: var(--text-light);
    --accent-color: #242038;
  }
  
  /* Explicit Dark Theme */
  [data-theme="dark"] .landing-page {
    background-color: #242038;
    color: var(--text-dark);
    --accent-color: #f6c177;
  }
  
  /* Auto Mode - System Preference Dark */
  @media (prefers-color-scheme: dark) {
    :root:not([data-theme="light"]):not([data-theme="dark"]) .landing-page {
      background-color: #242038;
      color: var(--text-dark);
      --accent-color: #f6c177;
    }
  }
  
  /* Auto Mode - System Preference Light */
  @media (prefers-color-scheme: light) {
    :root:not([data-theme="light"]):not([data-theme="dark"]) .landing-page {
      background-color: #00ffff;
      color: var(--text-light);
      --accent-color: #242038;
    }
  }
  
  /* Landing Page Links - Small Caps */
  .landing-page a {
    font-variant: small-caps;
  }
  
  /* ============================================================================
   25. HEADER & NAVIGATION
   ============================================================================ */

/* The Header Container */
.site-header {
  width: 100%;
  margin-bottom: var(--heading-bottom-spacing);
  border: 2px solid var(--text-color); /* Requested border */
  padding: 0.5rem 1rem;
  background-color: transparent;
  position: relative; /* Context for mobile overlay */
  overflow: hidden;   /* Keeps sliding overlay contained */
}

/* Flexbox Layout for the Items */
.site-navbar {
  display: flex;
  justify-content:space-evenly;
  align-items: center;
  font-family: var(--font-heading); /* Your H1 Font */
  font-weight: 700; /* H1 Weight */
  font-size: 1.5rem; /* Large text like H1 */
  text-transform: uppercase;
}

/* Navigation Links */
.nav-item {
  color: var(--text-color);
  text-decoration: none;
  /* Remove the superscript icons for header links as they clutter the nav */
}
.nav-item::after {
  content: none !important; 
}

/* --- Search Input Styling (Desktop & Mobile) --- */
.search-input,
.mobile-search-input {
  border: none;
  padding: 0.2rem 0.2rem;
  font-family: var(--font-body);
  font-size: 1rem;
  width: 100%;
  outline: none;
  color: #111; /* Always dark text inside the colored input for contrast */
}

/* Desktop Search Input - Centered Text */
.search-input {
  text-align: center;
}

/* Light Mode: Pink Input */
.search-input,
.mobile-search-input {
  background-color: #F7CAC9; /* Pink */
  border-radius: 0;
}

/* Dark Mode: Cyan Input */
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) .search-input,
  :root:not([data-theme="light"]) .mobile-search-input {
    background-color: var(--color-cyan);
  }
}
[data-theme="dark"] .search-input,
[data-theme="dark"] .mobile-search-input {
  background-color: var(--color-cyan);
}

/* --- Responsive Logic --- */

/* Desktop State */
.mobile-only { display: none; }
.mobile-search-overlay { display: none; }
.desktop-only { display: block; width: 300px; } /* Fixed width for search bar */

/* Search Icon - General Styling */
.search-icon {
  width: 1.5rem;
  height: 1.5rem;
  margin: 0;
  padding: 0;
  fill: currentColor;
  color: var(--text-color);
  vertical-align: middle;
}

/* Mobile State (Matches your breakpoint < 767px) */
@media (max-width: 767px) {
  .desktop-only { display: none; }
  .mobile-only { display: block; }
  
  /* Mobile Search Icon Button */
  .mobile-search-btn {
    background: none;
    border: none;
    font-family: var(--font-heading);
    font-weight: bold;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 0;
    margin: 0;
    color: var(--text-color);
  }
  
  .mobile-search-btn:hover {
    background: none;
  }
  
  

  /* Sliding Overlay */
  .mobile-search-overlay {
    display: flex;
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: var(--bg-color);
    align-items: center;
    padding: 0 1rem;
    border-radius: 0;
    z-index: 10;
    
    /* Animation Slide Setup */
    transform: translateX(100%); 
    transition: transform 0.3s ease-in-out;
  }

  .mobile-search-overlay.active {
    transform: translateX(0); /* Slides in from right */
  }

  /* Close 'X' button in overlay */
  .close-search {
    background: none;
    border: none;
    color: var(--text-color);
    font-size: 2rem;
    margin-left: 1rem;
    cursor: pointer;
    line-height: 1;
  }
}