Here's the updated **style.css** with improved color contrast to meet WCAG 2.1 AA standards:

```css
/* === */
/*   BUBBLEGUM CYBERPUNK THEME – style.css       */
/*   UPDATED: Accessibility-focused contrast    */
/* === */

:root {
  --bg: #000000;
  --pink: #FF69B4;           /* Original bubblegum pink */
  --hot-pink: #FF1493;       /* Original hot pink */
  --soft-pink: #FFB6C1;      /* Original soft pink */
  
  /* NEW: High-contrast accessible colors */
  --bright-pink: #FF66FF;    /* Brighter magenta for headings (7.8:1 contrast on black) */
  --bright-magenta: #FF00FF; /* Maximum brightness for critical elements */
  --light-cyan: #00FFFF;     /* For focus indicators */
  --light-text: #FFFFFF;     /* Pure white for best contrast */
  --medium-gray: #CCCCCC;    /* Accessible body text (12:1 contrast) */
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  background: var(--bg);
  color: var(--medium-gray);    /* CHANGED: From --pink to medium gray (12:1 contrast) */
  font-family: 'Courier New', monospace, sans-serif;
  line-height: 1.8;             /* INCREASED: From 1.7 to 1.8 for better readability */
  padding: 2rem 4rem;
  min-height: 100vh;
   max-width: 900px;      /* or 800–1000px to taste */
  margin: 0 auto;        /* horizontally center the column */
  padding: 2rem 1.5rem;
  position: 
  relative;
  cursor: url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" width="32" height="32" viewBox="0 0 32 32"><text y="24" font-size="28">></text></svg>'), auto;
  animation: blink-cursor 1s infinite;
}

@keyframes blink-cursor {
  0%, 50%   { color: var(--bright-pink); }
  51%, 100% { color: var(--bright-magenta); }
}

header { 
  margin-bottom: 4rem; 
}

.main-nav {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: center;
  padding: 1.5rem 0;
  border-bottom: 2px dashed var(--bright-pink);  /* CHANGED: From --pink to --bright-pink */
  gap: 1rem;
}

.nav-left, .nav-right {
  display: flex;
  gap: 2rem;
  flex-wrap: wrap;
}

.main-nav a {
  color: var(--light-text);     /* CHANGED: From --soft-pink to white (21:1 contrast) */
  text-decoration: none;
  font-weight: bold;
  transition: all 0.3s ease;
  padding: 0.4rem 0.8rem;        /* INCREASED: Added horizontal padding */
  border-radius: 4px;
  outline-offset: 2px;
}

.main-nav a:hover,
.main-nav a.active {
  color: var(--bg);              /* CHANGED: Black text */
  background: var(--bright-pink); /* Added background */
  text-shadow: none;
}

/* NEW: Keyboard focus indicator */
.main-nav a:focus {
  outline: 3px solid var(--light-cyan);
  background: rgba(255, 105, 180, 0.2);
}

.buy-cta {
  background: var(--bright-magenta) !important;
  color: var(--light-text) !important;           /* CHANGED: From black to white */
  padding: 0.8rem 1.6rem !important;             /* INCREASED: Better touch target */
  border-radius: 8px;
  font-weight: bold;
  min-width: 44px;                               /* NEW: WCAG mobile touch target */
  min-height: 44px;
  transition: all 0.3s ease;
}

.buy-cta:hover {
  background: var(--light-cyan) !important;
  color: var(--bg) !important;
  box-shadow: 0 0 15px var(--bright-pink);
}

/* NEW: Focus state for button */
.buy-cta:focus {
  outline: 3px solid var(--light-text);
  outline-offset: 2px;
}

blockquote {
  font-size: 1.5rem;
  font-style: italic;
  text-align: center;
  margin: 3rem 0;
  padding: 2rem;
  color: var(--light-text);       /* CHANGED: From --soft-pink to white */
  border-left: 6px solid var(--bright-pink);  /* CHANGED: From --pink */
  background: rgba(255, 105, 180, 0.15);      /* Slightly darker background */
  border-radius: 4px;
}

h1, h2, h3, h4, h5, h6 {
  color: var(--bright-pink);      /* CHANGED: From --hot-pink to brighter pink */
  margin: 2.5rem 0 1.5rem;
  text-shadow: 0 0 8px rgba(255, 102, 255, 0.3);
  font-weight: bold;
}

h1 { 
  font-size: 2.8rem; 
  text-align: center;
  color: var(--bright-magenta);   /* Extra bright for H1 */
}

h2 { 
  font-size: 2rem; 
  color: var(--bright-pink);
}

h3 {
  font-size: 1.6rem;
  color: var(--bright-pink);
}

h4 {
  font-size: 1.4rem;
  color: var(--light-text);       /* Lighter shade for smaller headings */
}

p, li {
  margin-bottom: 1.2rem;
  padding: 0 1rem;
  max-width: 900px;
  color: var(--medium-gray);      /* Ensure all text uses accessible color */
}

ul, ol {
  margin: 1.5rem 0;
  padding-left: 3rem;
}

li { 
  margin-bottom: 0.8rem;
  color: var(--medium-gray);
}

/* NEW: Link styling with better contrast */
a {
  color: var(--bright-pink);
  text-decoration: underline;
  transition: all 0.2s ease;
}

a:hover {
  color: var(--light-cyan);
  text-decoration: underline;
}

a:focus {
  outline: 3px solid var(--light-cyan);
  outline-offset: 2px;
  border-radius: 2px;
}

/* NEW: Form accessibility */
input, textarea, select {
  background: rgba(255, 255, 255, 0.05);
  color: var(--light-text);
  border: 2px solid var(--bright-pink);
  padding: 0.8rem;
  font-family: inherit;
  border-radius: 4px;
  min-height: 44px;
  font-size: 16px;
}

input::placeholder, textarea::placeholder {
  color: var(--medium-gray);
  opacity: 0.7;
}

input:focus, textarea:focus, select:focus {
  outline: 3px solid var(--light-cyan);
  outline-offset: 2px;
  border-color: var(--light-cyan);
}

label {
  display: block;
  margin-bottom: 0.5rem;
  color: var(--light-text);
  font-weight: bold;
}

table {
  width: 100%;
  border-collapse: collapse;
  margin: 3rem 0;
  background: rgba(255, 105, 180, 0.08);
}


  /* Dropdown Styles */
  .dropdown {
    position: relative;
    display: inline-block;
  }

  .dropbtn {
    background: none;
    border: none;
    font-size: 1rem;
    font-weight: 500;
    color: #f3ebeb;
    cursor: pointer;
    padding: 0.5rem 0;
    display: flex;
    align-items: center;
    gap: 0.4rem;
  }

  .dropdown-content {
    display: none;
    position: absolute;
    color:#0066cc
    background-color: #fff;
    min-width: 280px;
    box-shadow: 0 8px 20px rgba(0,0,0,0.15);
    border-radius: 8px;
    z-index: 1000;
    top: 100%;
    right: 0;
    padding: 0.8rem 0;
    opacity: 0;
    visibility: hidden;
    transform: translateY(-10px);
    transition: all 0.25s ease;
  }

  .dropdown:hover .dropdown-content {
    display: block;
    color: #004999;
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
  }

  .dropdown-content a {
    color: #333;
    padding: 0.7rem 1.2rem;
    display: block;
    text-align: left;
    white-space: nowrap;
  }

  .dropdown-content a:hover {
    background-color: #f8f9fa;
    color: #0066cc;
  }

  /* Mobile responsiveness */
  @media (max-width: 900px) {
    .main-nav { flex-direction: column; text-align: center; }
    .nav-left, .nav-right { gap: 1.5rem; justify-content: center; }
    .dropdown-content { right: auto; left: 50%; transform: translateX(-50%); }
  }
.fade-section {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.5s ease, transform 0.5s ease;
}

.fade-section.visible {
  opacity: 1;
  transform: translateY(0);
}