:root {
    --primary-color: #3498db;      /* Bright blue - for highlights and accents */
    --secondary-color: #2ecc71;    /* Green - for secondary elements */
    --dark-color: #2c3e50;         /* Dark blue - for backgrounds */
    --light-color: #ecf0f1;        /* Light gray - for text on dark backgrounds */
    --text-color: #333333;         /* Dark gray - for main text */
    --background-color: #f8f8f8;   /* Off-white - for page background */
    --shadow-color: rgba(0, 0, 0, 0.1); /* For shadows */
  }
  
  * {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
  }
  
  body {
    font-family: 'Arial', sans-serif;
    line-height: 1.6;
    color: #333;
    background-color: #f8f8f8;
    padding-top: 80px;
  }
  
  .container {
    max-width: 1100px;
    margin: 0 auto;
    padding: 0 20px;
  }
  
  /* Header layout modifications */
  header {
    background-color: #2c3e50;
    color: #fff;
    display: flex;
    justify-content: space-between;
    align-items: center;
    text-align: left;
    padding: 200px 50px;
  }
  
  .header-left {
    flex: 1;
    display: flex;
    justify-content: center;
    align-items: center;
  }
  
  .profile-image {
    width: 250px;
    height: 250px;
    border-radius: 50%;
    object-fit: cover;
    border: 5px solid #fff;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.2);
  }
  
  .header-right {
    flex: 1;
    text-align: right;
    padding-left: 30px;
  }
  
  .header-right h1 {
    font-size: 3rem;
    margin-bottom: 15px;
  }
  
  .social-links {
    margin-top: 25px;
    display: flex;
    justify-content: flex-end;
  }
  
  .social-links a {
    color: #fff;
    font-size: 1.5rem;
    margin: 0 10px;
    transition: all 0.3s;
  }
  
  .social-links a:hover {
    color: #3498db;
    transform: scale(1.2);
  }
  
  section {
    padding: 60px 0;
  }
  
  section:nth-child(even) {
    background-color: #fff;
  }
  
  .section-title {
    text-align: center;
    margin-bottom: 40px;
    font-size: 2rem;
    color: #2c3e50;
    position: relative;
  }
  
  .section-title:after {
    content: '';
    display: block;
    width: 50px;
    height: 3px;
    background: #3498db;
    margin: 10px auto;
  }
  
  .project-grid, .skills-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 30px;
  }
  
  .project-card {
    background-color: #fff;
    border-radius: 5px;
    box-shadow: 0 3px 10px rgba(0, 0, 0, 0.1);
    padding: 20px;
    transition: transform 0.3s, box-shadow 0.3s;
  }
  
  .project-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.2);
  }
  
  .project-links {
    margin-top: 15px;
  }
  
  .project-links a {
    display: inline-block;
    margin-right: 10px;
    text-decoration: none;
    color: #3498db;
    font-weight: bold;
    transition: color 0.3s;
  }
  
  .project-links a:hover {
    color: #2980b9;
  }
  
  .experience-item, .education-item {
    margin-bottom: 30px;
    padding: 20px;
    background: #fff;
    border-radius: 5px;
    box-shadow: 0 3px 10px rgba(0, 0, 0, 0.1);
    transition: transform 0.3s;
  }

  /* Achievements section styling */
.achievements-container {
    display: flex;
    flex-direction: column;
    gap: 30px;
  }
  
  .achievement-item {
    margin-bottom: 30px;
    padding: 20px;
    background: #fff;
    border-radius: 5px;
    box-shadow: 0 3px 10px rgba(0, 0, 0, 0.1);
    transition: transform 0.3s;
  }
  
  .achievement-item:hover {
    transform: translateX(5px);
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.2);
  }
  
  .achievement-title {
    font-weight: bold;
    color: #3498db;
    margin-bottom: 5px;
  }
  
  .achievement-description {
    margin-top: 10px;
  }
  
  
  .experience-item:hover, .education-item:hover {
    transform: translateX(5px);
  }
  
  .company, .institution {
    font-weight: bold;
    color: #3498db;
  }
  
  .date {
    color: #7f8c8d;
    margin-bottom: 10px;
  }
  
  ul {
    padding-left: 20px;
  }
  
  .skill-category {
    background-color: #fff;
    border-radius: 5px;
    box-shadow: 0 3px 10px rgba(0, 0, 0, 0.1);
    padding: 20px;
    transition: transform 0.3s;
  }
  
  .skill-category:hover {
    transform: translateY(-5px);
  }
  
  .skill-category h3 {
    margin-bottom: 10px;
    color: #2c3e50;
  }
  
  footer {
    background-color: #2c3e50;
    color: #fff;
    text-align: center;
    padding: 20px 0;
  }
  
  /* Animation delay classes */
  .animate__delay-1s {
    animation-delay: 1s;
  }
  
  .animate__delay-2s {
    animation-delay: 2s;
  }
  
  .animate__delay-3s {
    animation-delay: 3s;
  }
  
  /* Navigation bar styling */
  .topnav {
    background-color: rgba(44, 62, 80, 0.95);
    overflow: hidden;
    position: fixed;
    top: 0;
    width: 100%;
    z-index: 1000;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.2);
    transition: all 0.4s ease;
    padding: 20px 0;
  }
  
  .nav-container {
    max-width: 1100px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0 20px;
  }
  
  .logo-link {
    color: #fff;
    font-size: 1.5rem;
    font-weight: bold;
    text-decoration: none;
    transition: all 0.3s;
  }
  
  .logo-link:hover {
    color: #3498db;
    transform: scale(1.05);
  }
  
  .nav-links {
    display: flex;
  }
  
  .topnav a.tablink {
    color: #f2f2f2;
    text-align: center;
    padding: 10px 15px;
    margin: 0 5px;
    text-decoration: none;
    font-size: 17px;
    border-radius: 4px;
    transition: all 0.3s ease;
    position: relative;
  }
  
  .topnav a.tablink:hover {
    color: #3498db;
    transform: translateY(-3px);
  }
  
  .topnav a.tablink::after {
    content: '';
    position: absolute;
    width: 0;
    height: 2px;
    bottom: 0;
    left: 50%;
    background-color: #3498db;
    transition: all 0.3s ease;
  }
  
  .topnav a.tablink:hover::after {
    width: 100%;
    left: 0;
  }
  
  .topnav a.active {
    color: #3498db;
    font-weight: bold;
  }
  
  .topnav a.active::after {
    width: 100%;
    left: 0;
    background-color: #3498db;
  }
  
  /* Shrink navbar on scroll */
  .topnav.scrolled {
    padding: 10px 0;
    background-color: rgba(44, 62, 80, 0.98);
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.3);
  }
  
  /* Smooth scrolling for the page */
  html {
    scroll-behavior: smooth;
  }
  
  /* Responsive adjustments */
  @media (max-width: 768px) {
    header {
      flex-direction: column;
      text-align: center;
      padding: 60px 20px;
    }
    
    .header-left, .header-right {
      width: 100%;
      text-align: center;
      padding: 0;
    }
    
    .header-left {
      margin-bottom: 30px;
    }
    
    .social-links {
      justify-content: center;
    }
    
    header h1 {
      font-size: 2rem;
    }
    
    .project-grid, .skills-grid {
      grid-template-columns: 1fr;
    }
    
    .nav-container {
      flex-direction: column;
    }
    
    .logo {
      margin-bottom: 10px;
    }
    
    .nav-links {
      flex-wrap: wrap;
      justify-content: center;
    }
    
    .topnav a.tablink {
      margin: 5px;
    }
  }
  
  /* Navigation styling */
  .navbar {
    position: fixed;
    top: 0;
    width: 100%;
    background-color: rgba(0, 0, 0, 0.8);
    z-index: 1000;
    padding: 15px 0;
    transition: all 0.3s ease;
  }
  
  .nav-container {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0 20px;
  }
  
  .logo-link {
    color: white;
    text-decoration: none;
    font-size: 1.5rem;
    font-weight: bold;
    letter-spacing: 1px;
  }
  
  .nav-links {
    display: flex;
  }
  
  .nav-link {
    color: white;
    text-decoration: none;
    margin: 0 15px;
    font-size: 0.9rem;
    letter-spacing: 1px;
    transition: color 0.3s ease;
  }
  
  .nav-link:hover {
    color: #3498db;
  }
  
  .nav-link.active {
    color: #3498db;
  }
  
  @media (max-width: 768px) {
    .nav-container {
      flex-direction: column;
    }
    
    .logo {
      margin-bottom: 10px;
    }
    
    .nav-links {
      flex-wrap: wrap;
      justify-content: center;
    }
    
    .nav-link {
      margin: 5px 10px;
    }
  }