refactor(theme): remove light theme and enforce dark mode across all apps

apps/marketplace-web/src/main.ts

@@ -271,89 +271,3 @@ selectors.bidForm?.addEventListener('submit', async (event) => {
 });
 
 loadDashboard();
-
-// Dark mode functionality with system preference detection
-function toggleDarkMode() {
-  const currentTheme = document.documentElement.classList.contains('dark') ? 'dark' : 'light';
-  const newTheme = currentTheme === 'dark' ? 'light' : 'dark';
-  setTheme(newTheme);
-}
-
-function setTheme(theme: string) {
-  // Apply theme immediately
-  if (theme === 'dark') {
-    document.documentElement.classList.add('dark');
-  } else {
-    document.documentElement.classList.remove('dark');
-  }
-  
-  // Save to localStorage for persistence
-  localStorage.setItem('marketplaceTheme', theme);
-  
-  // Update button display
-  updateThemeButton(theme);
-  
-  // Send analytics event if available
-  if (typeof window !== 'undefined' && window.analytics) {
-    window.analytics.track('marketplace_theme_changed', { theme });
-  }
-}
-
-function updateThemeButton(theme: string) {
-  const emoji = document.getElementById('darkModeEmoji');
-  const text = document.getElementById('darkModeText');
-  
-  if (emoji && text) {
-    if (theme === 'dark') {
-      emoji.textContent = '🌙';
-      text.textContent = 'Dark';
-    } else {
-      emoji.textContent = '☀️';
-      text.textContent = 'Light';
-    }
-  }
-}
-
-function getPreferredTheme(): string {
-  // 1. Check localStorage first (user preference for marketplace)
-  const saved = localStorage.getItem('marketplaceTheme');
-  if (saved) {
-    return saved;
-  }
-  
-  // 2. Check main site preference for consistency
-  const mainSiteTheme = localStorage.getItem('theme');
-  if (mainSiteTheme) {
-    return mainSiteTheme;
-  }
-  
-  // 3. Check system preference
-  if (window.matchMedia && window.matchMedia('(prefers-color-scheme: dark)').matches) {
-    return 'dark';
-  }
-  
-  // 4. Default to dark (AITBC brand preference)
-  return 'dark';
-}
-
-function initializeTheme() {
-  const theme = getPreferredTheme();
-  setTheme(theme);
-  
-  // Listen for system preference changes
-  if (window.matchMedia) {
-    window.matchMedia('(prefers-color-scheme: dark)').addEventListener('change', (e) => {
-      // Only auto-switch if user hasn't manually set a preference
-      if (!localStorage.getItem('marketplaceTheme') && !localStorage.getItem('theme')) {
-        setTheme(e.matches ? 'dark' : 'light');
-      }
-    });
-  }
-}
-
-// Initialize theme immediately (before DOM loads)
-initializeTheme();
-
-// Reference to suppress TypeScript "never used" warning
-// @ts-ignore - function called from HTML onclick
-window.toggleDarkMode = toggleDarkMode;