Major website redesign: Complete CSS architecture overhaul

- Reorganized CSS into modular architecture (core.css, pages.css, responsive.css, components.css)
- Implemented comprehensive design system with CSS custom properties for theming
- Added responsive navigation with hamburger menu and dropdown systems
- Created modern card-based component system for courses, expertise, and services
- Enhanced all HTML pages with updated styling and improved user experience
- Added extensive animation system with smooth transitions and hover effects
- Implemented mobile-first responsive design with comprehensive breakpoints
- Established industry-specific color theming system
- Moved old CSS files to backup folder for reference
- Updated all service, education, and industry pages with consistent styling

Industries/healthcare.html

@@ -6,20 +6,11 @@
   <meta name="mobile-web-app-capable" content="yes">
   <meta name="apple-mobile-web-app-capable" content="yes">
   <meta name="apple-mobile-web-app-status-bar-style" content="black-translucent">
-  <title>AI in Healthcare - Gyannetra</title>  
-  <!-- Core Styles - Load First -->
-  <link rel="stylesheet" href="../css/01-base-variables.css">
-  <link rel="stylesheet" href="../css/02-layout-components.css">
-  <link rel="stylesheet" href="../css/03-navigation-header.css">
-
-  <!-- Content Styles -->
-  <link rel="stylesheet" href="../css/04-hero-sections.css">
-  <link rel="stylesheet" href="../css/05-technology-cards.css">
-  <link rel="stylesheet" href="../css/06-forms-buttons.css">
-
-  <!-- Responsive & Effects - Load Last -->
-  <link rel="stylesheet" href="../css/07-media-responsive.css">
-  <link rel="stylesheet" href="../css/08-animations-effects.css">
+  <title>AI in Healthcare - Gyannetra</title>    <!-- Consolidated CSS files for optimal performance -->
+  <link rel="stylesheet" href="../css/core.css">
+  <link rel="stylesheet" href="../css/components.css">
+  <link rel="stylesheet" href="../css/pages.css">
+  <link rel="stylesheet" href="../css/responsive.css">
   <link rel="stylesheet" href="https://cdnjs.cloudflare.com/ajax/libs/font-awesome/6.0.0-beta3/css/all.min.css">
   <link href="https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600&family=Space+Grotesk:wght@400;500;600;700&display=swap" rel="stylesheet">
 </head>