:root {
    /* Colors */
    --color-primary: #e63946;
    --color-secondary: #1d3557;
    --color-accent: #457b9d;
    --color-background: #f8f9fa;
    --color-text: #212529;
    --color-text-light: #6c757d;
    --color-white: #ffffff;
    --color-dark: #212529;
    --color-gray: #e9ecef;
    --color-gray-dark: #343a40;
  
    /* Typography */
    --font-primary: "Inter", sans-serif;
    --font-code: "Fira Code", monospace;
  
    /* Spacing */
    --spacing-xs: 0.25rem;
    --spacing-sm: 0.5rem;
    --spacing-md: 1rem;
    --spacing-lg: 2rem;
    --spacing-xl: 4rem;
  
    /* Borders */
    --border-radius-sm: 0.25rem;
    --border-radius-md: 0.5rem;
    --border-radius-lg: 1rem;
  
    /* Shadows */
    --shadow-sm: 0 2px 4px rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 15px rgba(0, 0, 0, 0.1);
  
    /* Transitions */
    --transition-fast: 0.2s ease;
    --transition-normal: 0.3s ease;
    --transition-slow: 0.5s ease;
  }
  
  /* Reset & Base Styles */
  * {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
  }
  
  html {
    scroll-behavior: smooth;
    font-size: 16px;
  }
  
  body {
    font-family: var(--font-primary);
    color: var(--color-text);
    background-color: var(--color-background);
    line-height: 1.6;
    overflow-x: hidden;
  }
  
  img {
    max-width: 100%;
    height: auto;
    display: block;
  }
  
  a {
    text-decoration: none;
    color: inherit;
    transition: color var(--transition-normal);
  }
  
  ul {
    list-style: none;
  }
  
  .container {
    width: 90%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
  }
  
  .section {
    padding: var(--spacing-xl) 0;
  }
  
  .section-title {
    font-size: 2.5rem;
    margin-bottom: var(--spacing-xl);
    text-align: center;
    position: relative;
    font-family: var(--font-code);
    color: var(--color-secondary);
  }
  
  .section-title::after {
    content: "";
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 4px;
    background-color: var(--color-primary);
    border-radius: var(--border-radius-sm);
  }
  
  /* Buttons */
  .btn {
    display: inline-block;
    padding: 0.75rem 1.5rem;
    border-radius: var(--border-radius-md);
    font-weight: 600;
    text-align: center;
    cursor: pointer;
    transition: all var(--transition-normal);
    border: none;
    font-family: var(--font-code);
  }
  
  .btn-primary {
    background-color: var(--color-primary);
    color: var(--color-white);
    box-shadow: var(--shadow-sm);
  }
  
  .btn-primary:hover {
    background-color: #d62b39;
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
  }
  
  .btn-outline {
    background-color: transparent;
    color: var(--color-primary);
    border: 2px solid var(--color-primary);
  }
  
  .btn-outline:hover {
    background-color: var(--color-primary);
    color: var(--color-white);
    transform: translateY(-2px);
  }
  
  /* Header & Navigation */
  .header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    background-color: rgba(255, 255, 255, 0.95);
    box-shadow: var(--shadow-sm);
    backdrop-filter: blur(10px);
    transition: all var(--transition-normal);
  }
  
  .header .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 80px;
  }
  
  .header.scrolled {
    height: 60px;
    box-shadow: var(--shadow-md);
  }
  
  .logo a {
    font-family: var(--font-code);
    font-size: 1.8rem;
    font-weight: 700;
    color: var(--color-primary);
    position: relative;
  }
  
  .logo a::after {
    content: "_";
    animation: blink 1s infinite;
  }
  
  .nav-menu {
    display: flex;
    gap: var(--spacing-lg);
  }
  
  .nav-link {
    font-weight: 500;
    position: relative;
    padding: var(--spacing-xs) 0;
  }
  
  .nav-link::after {
    content: "";
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background-color: var(--color-primary);
    transition: width var(--transition-normal);
  }
  
  .nav-link:hover::after,
  .nav-link.active::after {
    width: 100%;
  }
  
  .nav-toggle {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    width: 30px;
    height: 30px;
    position: relative;
    z-index: 1001;
  }
  
  .hamburger,
  .hamburger::before,
  .hamburger::after {
    display: block;
    width: 30px;
    height: 3px;
    background-color: var(--color-secondary);
    position: absolute;
    transition: all var(--transition-normal);
  }
  
  .hamburger {
    top: 50%;
    transform: translateY(-50%);
  }
  
  .hamburger::before,
  .hamburger::after {
    content: "";
  }
  
  .hamburger::before {
    top: -8px;
  }
  
  .hamburger::after {
    bottom: -8px;
  }
  
  .nav-toggle.active .hamburger {
    background-color: transparent;
  }
  
  .nav-toggle.active .hamburger::before {
    top: 0;
    transform: rotate(45deg);
  }
  
  .nav-toggle.active .hamburger::after {
    bottom: 0;
    transform: rotate(-45deg);
  }
  
  /* Hero Section */
  .hero {
    height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    background: linear-gradient(rgba(0, 0, 0, 0.7), rgba(0, 0, 0, 0.7)), url("img/backgroundimg.jpg");
    background-size: cover;
    background-position: center;
    color: var(--color-white);
    text-align: center;
  }
  
  .hero-content {
    max-width: 800px;
    margin: 0 auto;
  }
  
  .hero-greeting {
    font-family: var(--font-code);
    font-size: 1.5rem;
    margin-bottom: var(--spacing-md);
    opacity: 0;
    animation: fadeInUp 1s ease forwards 0.5s;
  }
  
  .hero-title {
    font-family: var(--font-code);
    font-size: 4rem;
    margin-bottom: var(--spacing-md);
    opacity: 0;
    animation: fadeInUp 1s ease forwards 0.7s;
  }
  
  .hero-typing {
    font-family: var(--font-code);
    font-size: 2rem;
    margin-bottom: var(--spacing-lg);
    opacity: 0;
    animation: fadeInUp 1s ease forwards 0.9s;
  }
  
  .hero .btn {
    opacity: 0;
    animation: fadeInUp 1s ease forwards 1.1s;
  }
  
  .hero-scroll {
    position: absolute;
    bottom: 30px;
    left: 50%;
    transform: translateX(-50%);
    animation: bounce 2s infinite;
  }
  
  .hero-scroll i {
    font-size: 2rem;
    color: var(--color-white);
  }
  
  @keyframes fadeInUp {
    from {
      opacity: 0;
      transform: translateY(30px);
    }
    to {
      opacity: 1;
      transform: translateY(0);
    }
  }
  
  @keyframes bounce {
    0%,
    20%,
    50%,
    80%,
    100% {
      transform: translateY(0) translateX(-50%);
    }
    40% {
      transform: translateY(-20px) translateX(-50%);
    }
    60% {
      transform: translateY(-10px) translateX(-50%);
    }
  }
  
  /* Typing Effect */
  .typed-text {
    font-weight: normal;
    color: var(--color-primary);
  }
  
  .cursor {
    display: inline-block;
    background-color: var(--color-white);
    margin-left: 0.1rem;
    width: 3px;
    animation: blink 1s infinite;
  }
  
  .cursor.typing {
    animation: none;
  }
  
  @keyframes blink {
    0%,
    49% {
      background-color: var(--color-white);
    }
    50%,
    100% {
      background-color: transparent;
    }
  }
  
  /* Skills Section */
  .skills-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
    gap: var(--spacing-lg);
  }
  
  .skill-card {
    background-color: var(--color-white);
    border-radius: var(--border-radius-md);
    padding: var(--spacing-lg);
    box-shadow: var(--shadow-sm);
    transition: all var(--transition-normal);
    text-align: center;
    height: 100%;
    display: flex;
    flex-direction: column;
    align-items: center;
  }
  
  .skill-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-md);
  }
  
  .skill-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto var(--spacing-md);
    display: flex;
    align-items: center;
    justify-content: center;
    animation: float 4s ease-in-out infinite;
  }
  
  .skill-icon img {
    max-width: 100%;
    max-height: 100%;
  }
  
  .skill-title {
    font-size: 1.25rem;
    margin-bottom: var(--spacing-sm);
    color: var(--color-secondary);
  }
  
  .skill-desc {
    color: var(--color-text-light);
    font-size: 0.9rem;
    flex-grow: 1;
  }
  
  @keyframes float {
    0%,
    100% {
      transform: translateY(0);
    }
    50% {
      transform: translateY(-10px);
    }
  }
  
  /* About Section */
  .about {
    background-color: var(--color-gray);
  }
  
  .about-content {
    display: grid;
    grid-template-columns: 1fr 2fr;
    gap: var(--spacing-xl);
    align-items: center;
  }
  
  .about-image {
    position: relative;
    border-radius: var(--border-radius-lg);
    overflow: hidden;
    
  }
  
  .about-image img {
    width: 100%;
    transition: transform var(--transition-normal);
  }
  
  .about-image:hover img {
    transform: scale(1.05);
  }
  
  .about-text p {
    margin-bottom: var(--spacing-md);
    font-size: 1.1rem;
  }
  
  /* Projects Section */
  .projects-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-xl);
  }
  
  .project-card {
    background-color: var(--color-white);
    border-radius: var(--border-radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-md);
    transition: all var(--transition-normal);
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-lg);
  }
  
  .project-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
  }
  
  .project-image {
    overflow: hidden;
    height: 100%;
  }
  
  .project-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--transition-normal);
  }
  
  .project-card:hover .project-image img {
    transform: scale(1.05);
  }
  
  .project-content {
    padding: var(--spacing-lg);
    display: flex;
    flex-direction: column;
  }
  
  .project-title {
    font-size: 1.5rem;
    margin-bottom: var(--spacing-md);
    color: var(--color-secondary);
  }
  
  .project-desc {
    margin-bottom: var(--spacing-lg);
    color: var(--color-text-light);
    flex-grow: 1;
  }
  
  /* Contact Section */
  .contact {
    background-color: var(--color-secondary);
    color: var(--color-white);
  }
  
  .contact .section-title {
    color: var(--color-white);
  }
  
  .contact-content {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xl);
    max-width: 800px;
    margin: 0 auto;
  }
  
  .contact-info {
    display: flex;
    justify-content: center;
    gap: var(--spacing-xl);
  }
  
  .contact-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
  }
  
  .contact-item i {
    font-size: 1.5rem;
    color: var(--color-primary);
  }
  
  .contact-item a:hover {
    color: var(--color-primary);
  }
  
  .social-links {
    display: flex;
    justify-content: center;
    gap: var(--spacing-lg);
  }
  
  .social-link {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-xs);
    transition: all var(--transition-normal);
    padding: var(--spacing-md);
    border-radius: var(--border-radius-md);
    background-color: rgba(255, 255, 255, 0.1);
  }
  
  .social-link i {
    font-size: 1.5rem;
  }
  
  .social-link:hover {
    background-color: var(--color-primary);
    transform: translateY(-5px);
  }
  
  /* Footer */
  .footer {
    background-color: var(--color-dark);
    color: var(--color-white);
    padding: var(--spacing-lg) 0;
    text-align: center;
  }
  
  .footer .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
  }
  
  .footer-social {
    display: flex;
    gap: var(--spacing-md);
  }
  
  .footer-social a {
    font-size: 1.25rem;
    transition: color var(--transition-normal);
  }
  
  .footer-social a:hover {
    color: var(--color-primary);
  }
  
  .footer i.bi-heart-fill {
    color: var(--color-primary);
    animation: pulse 1.5s infinite;
  }
  
  @keyframes pulse {
    0% {
      transform: scale(1);
    }
    50% {
      transform: scale(1.2);
    }
    100% {
      transform: scale(1);
    }
  }
  
  /* WhatsApp Float Button */
  .whatsapp-float {
    position: fixed;
    width: 60px;
    height: 60px;
    bottom: 30px;
    right: 30px;
    background-color: #25d366;
    color: var(--color-white);
    border-radius: 50%;
    text-align: center;
    font-size: 30px;
    box-shadow: var(--shadow-md);
    z-index: 100;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all var(--transition-normal);
  }
  
  .whatsapp-float:hover {
    transform: scale(1.1);
    box-shadow: var(--shadow-lg);
  }
  
  /* Responsive Styles */
  @media (max-width: 992px) {
    .about-content {
      grid-template-columns: 1fr;
      text-align: center;
    }
  
    .about-image {
      max-width: 300px;
      margin: 0 auto;
    }
  
    .project-card {
      grid-template-columns: 1fr;
    }
  
    .project-image {
      height: 300px;
    }
  }
  
  @media (max-width: 768px) {
    .section-title {
      font-size: 2rem;
    }
  
    .hero-title {
      font-size: 3rem;
    }
  
    .hero-typing {
      font-size: 1.5rem;
    }
  
    .contact-info {
      flex-direction: column;
      align-items: center;
      gap: var(--spacing-md);
    }
  
    .footer .container {
      flex-direction: column;
      gap: var(--spacing-md);
    }
  }
  
  @media (max-width: 576px) {
    .nav-menu {
      position: fixed;
      top: 0;
      right: -100%;
      width: 80%;
      height: 100vh;
      background-color: var(--color-white);
      flex-direction: column;
      justify-content: center;
      align-items: center;
      transition: right var(--transition-normal);
      box-shadow: var(--shadow-lg);
    }
  
    .nav-menu.active {
      right: 0;
    }
  
    .nav-toggle {
      display: block;
    }
  
    .hero-title {
      font-size: 2.5rem;
    }
  
    .hero-greeting {
      font-size: 1.2rem;
    }
  
    .hero-typing {
      font-size: 1.2rem;
    }
  
    .skills-grid {
      grid-template-columns: 1fr;
    }
  
    .social-links {
      flex-wrap: wrap;
    }
  }