* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}
html, body {
  width: 100%;
  max-width: 100%;
  overflow-x: hidden;
}
body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Arial, sans-serif;
  margin: 0;
  padding: 0;
  background-color: #f7f9fc;
  color: #000000;
  line-height: 1.6;
  transition: background-color 0.3s ease, color 0.3s ease, border-color 0.3s ease, box-shadow 0.3s ease;
}

/* Navigation */
  html {
    scroll-behavior: smooth;
  }
  nav {
    width: 100%;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 2rem;
    background: #fff;
    color: #000;
    position: sticky;
    top: 0;
    z-index: 1000;
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.1);
  }
  .logo {
    font-size: 1.8rem;
    font-weight: bold;
    animation: colorCycle 5s linear infinite;
    margin-right: 10px;
  }
  @keyframes colorCycl {
    0%   { color: #ff4d4d; }   
    25%  { color: #4da6ff; }   
    50%  { color: #47d147; }  
    75%  { color: #ffcc00; }  
    100% { color: #ff4d4d; } 
  }
  .nav-links {
    display: flex;
    gap: 1.2rem;
    list-style: none;
    flex-wrap: wrap;   
  }
  .nav-links li a {
    text-decoration: none;
    color: inherit;
    font-weight: 600;
    font-size: 1rem;
    transition: color 0.3s ease;
  }
  .nav-links li a:hover {
    color: #4ecdc4;
  }
  .menu-toggle {
    display: none;
    font-size: 1.8rem;
    cursor: pointer;
  }
  .bttn {
    padding: 0.5rem 1rem;
    margin-left: 1rem;
    background: #4ecdc4;
    border: none;
    border-radius: 5px;
    cursor: pointer;
    font-weight: bold;
    transition: background 0.3s ease;
  }
  .bttn:hover {
    background: #38b2ac;
  }

/* Dark mode Navigation */
  body.dark-mode nav {
    background-color: #161b22;
    color: #f0f6fc;
  }
  body.dark-mode .nav-links li a:hover {
    color: #58a6ff;
  }

/* Responsive Navigation */
@media (max-width: 768px) {
  .nav-links {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: #fff;
    flex-direction: column;
    align-items: center;
    display: none;
    transition: all 0.3s ease;
    padding: 1rem 0;
    box-shadow: 0 4px 10px rgba(0,0,0,0.1);
    z-index: 999;
    margin-top: 1rem;
    width: 100%;
  }
  .logo {
    font-size: 1.5rem;
    margin-bottom: 0.5rem;
  }
  .nav-links.open {
    display: flex;
  }
  .menu-toggle {
    display: block;
    font-size: 1.5rem;
    cursor: pointer;
  }
  body.dark-mode .nav-links {
    background-color: #161b22;
  }
}
/*  Hero Section */
  .hero-wrapper {
    background-color: #f7f9fc; 
    padding: 1em 1em;
  }
  #hero {
    position: relative;
    height: auto;
    background: linear-gradient(rgba(0, 0, 0, 0.7), rgba(0, 0, 0, 0.7));
    color: #00ff00;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-direction: column;
    text-align: center;
    padding: 2rem;
    overflow: hidden;
    border-radius: 16px;
    box-shadow: 0 12px 30px rgba(0, 0, 0, 0.05);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    background-size: 100%;
    box-sizing: border-box;
  }
  .fixed-top-content {
  position: absolute;
  left: 50%;
  bottom: 230px;
  transform: translateX(-50%);
  text-align: center;
  padding: 1rem;
  width: 90%;
  max-width: 800px;

  background: transparent;
  }
  .hero-img {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    z-index: 0;
    opacity: 0.6;
    animation: zoomLoop 8s ease-in-out infinite alternate;
  }
  @keyframes zoomLoop {
    0% {
      transform: scale(1);
    }
    100% {
      transform: scale(1.09);
    }
  }
  .matrix {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 0;
  }
.hero-content {
    margin-top: 300px;
    position: relative;
    z-index: 1;
    max-width: 800px;
  }
  #hero h1 {
    font-size: 3rem;
    margin-bottom: 1rem;
    font-family: 'Courier New', monospace;
  }
  #hero p {
    font-size: 1.3rem;
    max-width: 800px;
    margin: 0 auto 1.5rem;
    color: #b2f5ea;
    font-weight: 600;
    letter-spacing: 0.6px;
    animation: colorCycl  5s linear infinite;
  }
  @keyframes colorCycle {
    0%   { color: #ff4d4d; text-shadow: 0 0 6px rgba(255, 77, 77, 0.5); }
    25%  { color: #4da6ff; text-shadow: 0 0 6px rgba(77, 166, 255, 0.5); }
    50%  { color: #47d147; text-shadow: 0 0 6px rgba(71, 209, 71, 0.5); }
    75%  { color: #ffcc00; text-shadow: 0 0 6px rgba(255, 204, 0, 0.5); }
    100% { color: #ff4d4d; text-shadow: 0 0 6px rgba(255, 77, 77, 0.5); }
  }
  #hero .btnn {
    margin-top: 50px;
    display: inline-block;
    padding: 0.8rem 1.5rem;
    background: #4ecdc4;
    color: #000000;
    font-weight: bold;
    border-radius: 8px;
    text-decoration: none;
    transition: background 0.3s ease;
    border: 1.5px solid #4ecdc4;
  }
  #hero .btnn:hover {
    background-color: #38b2ac;
    border-color: #13ff13;
    color: #13ff13;
  }

/* Responsive Styling */
@media (max-width: 768px) {
  .hero-wrapper {
  padding: 0.5em 0.5em;
  }
  #hero {
    background-size: cover;
    height: auto;
    padding: 1.5rem;
    background-attachment: local; 
  }  
  .hero-content {
    margin-top: 250px;
    flex-direction: column;
    align-items: center;
    text-align: center;
  }
  #hero h1 {
    font-size: 35px;
  }
  #hero p {
    font-size: 15px;
    line-height: 1.5;
  }
  #hero .btnn {
    margin-top: 50px;
    padding: 0.7rem 1.2rem;
    font-size: 1rem;
  }
}

/* Dark Theme Hero Section */
  body.dark-mode .hero-wrapper {
    background-color: #0d1117; 
  }
  body.dark-mode #hero {
    background-color: #0d1117;
    background: 
    linear-gradient(rgba(0, 0, 0, 0.5), rgba(0, 0, 0, 0.5));
    background-size: cover;
    color: #f0f6fc;
  }
  body.dark-mode #hero .matrix {
    background: linear-gradient(to bottom, rgba(30, 255, 135, 0.08), rgba(0, 0, 0, 0.8));
    z-index: 0;
  }
  body.dark-mode #hero h1 span#typing {
     color: #58a6ff;
    text-shadow: 0 0 10px rgba(88, 166, 255, 0.4); 
  }
  body.dark-mode #hero p {
    color: #c1e9e2;
  }
  body.dark-mode #hero .btnn {
    background-color: #21262d;
    color: #f0f6fc;
    border: 1px solid #30363d;
    box-shadow: 0 0 10px rgba(33, 38, 45, 0.6);
  }
  body.dark-mode #hero .btnn:hover {
    background-color: #30363d;
    color: #58a6ff;
    border-color: #58a6ff;
  }

/* About Section */
  #about {
    padding: 4rem 1.5rem;
    background-color: #f7f9fc;
    color: #000000;
    font-family: 'Segoe UI', sans-serif;
    position: relative;
    transition: all 0.2s ease;
  }
  #about h2 {
    text-align: center;
    font-size: 2.2rem;
    margin-bottom: 2rem;
    position: relative;
  }
  #about h2::after {
    content: '';
    display: block;
    width: 60px;
    height: 3px;
    background: #0077b6;
    margin: 12px auto 0;
    border-radius: 2px;
  }
  .aboutt {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 2rem;
    max-width: 1100px;
    margin: 0 auto;
    background: #ffffff;
    padding: 2rem;
    border-radius: 16px;
    box-shadow: 0 12px 30px rgba(0, 0, 0, 0.05);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
  }
  .aboutt:hover {
    transform: translateY(-8px);
  }
  .aboutt .profile-img {
    width: 200px;
    height: 200px;
    border-radius: 50%;
    object-fit: cover;
    box-shadow: 0 6px 18px rgba(0, 0, 0, 0.15);
    margin-bottom: 1rem;
  }
  .aboutt h4 {
    font-size: 20px;
    font-weight: 600;
    color: #0077b6;
    text-align: center;
    flex-basis: 100%;
    margin-top: 1rem;
  }
  .aboutt p {
    font-size: 1.05rem;
    color: #333;
    line-height: 1.7;
    margin-bottom: 1rem;
    text-align: justify;
    flex-basis: 100%;
  }
  #about .resume-button {
    display: inline-block;
    margin-top: 1.5rem;
    padding: 10px 20px;
    background-color: #007bff;
    color: #fff;
    font-weight: 500;
    text-decoration: none;
    border-radius: 8px;
    transition: background-color 0.3s;
    text-align: center;
  }
  #about .resume-button:hover {
    background-color: #0056b3;
  }

/* Responsive Styling */
@media (max-width: 768px) {
  .aboutt {
    flex-direction: column;
    align-items: center;
    padding: 1.5rem;
  }
  .aboutt .profile-img {
    width: 140px;
    height: 140px;
  }
  .aboutt h4 {
    font-size: 1.1rem;
  }
  .aboutt p {
    font-size: 1rem;
  }
}

/* Dark Theme About Section */
  body.dark-mode #about {
    background-color: #0d1117;
    color: #f0f6fc;
  }
  body.dark-mode .aboutt {
    background-color: #22272e;
    box-shadow: 0 10px 30px rgba(255, 255, 255, 0.05);
    border: 1px solid #2d4d70;
  }
  body.dark-mode .aboutt h4 {
    color: #4ae0d6;
  }
  body.dark-mode .aboutt p {
    color: #ccc;
  }
  body.dark-mode #about .resume-button {
    background-color: #238636;
    color: #f0f6fc;
    border: 1px solid #2ea043;
  }
  body.dark-mode #about .resume-button:hover {
    background-color: #125c1f;
  }

/* Skills Section */
  #skills {
    background-color: #f7f9fc;
    padding: 60px 20px;
    color: #000000;
    font-family: 'Segoe UI', sans-serif;
    scroll-margin-top: 80px;
  }
  #skills h2 {
    font-size: 2rem;
    text-align: center;
    margin-bottom: 40px;
    color: #333;
  }
  .tskill {
    margin-bottom: 50px;
    max-width: 1100px;
    margin-left: auto;
    margin-right: auto;
  }
  .tskill h3 {
    font-size: 1.5rem;
    color: #5b6130;
    margin-bottom: 20px;
    border-left: 4px solid #3498db;
    padding-left: 15px;
    letter-spacing: 1px;
  }
  .tskill h4 {
    font-size: 1.3rem;
    color: #555;
    margin-top: 30px;
    margin-bottom: 10px;
    font-weight: bold;
    text-decoration: underline;
  }
  .tskill ul {
    list-style: none;
    padding-left: 0;
    margin-bottom: 25px;
  }
  .tskill ul li {
    background-color: #fff;
    margin: 6px 0;
    padding: 10px 15px;
    border-left: 4px solid #3498db;
    border-radius: 4px;
    transition: all 0.2s ease, border-color 0.3s ease;
    font-size: 15px;
    box-shadow: 0 2px 4px rgba(0,0,0,0.06);
    font-family: 'Segoe UI', sans-serif;
    padding-left: 2.2rem;
  }
  .tskill ul li::before {
    content: "💡";
    position: absolute;
    left: 10px;
    top: 10px;
    font-size: 1rem;
  }
  .tskill ul li:hover {
    background-color: #ecf5fc;
    transform: translateX(4px);
  }

/* Responsive Styling */
@media (max-width: 768px) {
  #skills {
    padding: 40px 15px;
  }
  .tskill h3 {
    font-size: 1.3rem;
  }
  .tskill h4 {
    font-size: 1.1rem;
  }
  .tskill ul li {
    font-size: 14px;
    padding: 9px 12px 9px 2.2rem;
  }
  .tskill ul li::before {
    top: 8px;
  }
}

/* Dark Mode Skills Section */
  body.dark-mode #skills {
    background-color: #0d1117;
    color:#f0f6fc;
  }
  body.dark-mode #skills h2 {
    color: #ffffff;
  }
  body.dark-mode .tskill h3 {
    color: #f5f5f5;
    border-left: 4px solid #00bcd4;
  }
  body.dark-mode .tskill h4 {
    color: #bbbbbb;
    text-decoration: underline;
  }
  body.dark-mode .tskill ul li {
    background-color: #1e1e1e;
    border-left: 4px solid #00bcd4;
    color: #e0e0e0;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.4);
  }
  body.dark-mode .tskill ul li:hover {
    background-color: #263238;
    transform: translateX(4px);
  }

/* Projects Section */
  #projects {
    padding: 60px 30px;
    background-color: #f7f9fc;
    color: #000000;
  }
  #projects h2 {
    font-size: 2rem;
    text-align: center;
    margin-bottom: 40px;
    color: #222;
  }
  .projects-container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 30px;
    max-width: 1150px;
    margin: 0 auto;
  }
  .project-card {
    background: #ffffff;
    border-radius: 12px;
    box-shadow: 0 6px 15px rgba(0, 0, 0, 0.08);
    padding: 25px 30px;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    border-left: 4px solid #4CAF50;
  }
  .project-card:hover {
    transform: translateY(-6px);
    box-shadow: 0 12px 20px rgba(0, 0, 0, 0.1);
  }
  .project-card h3 {
    font-size: 1.3rem;
    margin-bottom: 10px;
    color: #333;
  }
  .project-card p {
    font-size: 0.95rem;
    line-height: 1.6;
    color: #555;
  }
  .project-card ul {
    padding-left: 20px;
    margin-top: 10px;
    margin-bottom: 15px;
  }
  .project-card ul li {
    margin-bottom: 8px;
    margin-right: 10px;
    list-style: " ";
    color: #444;
  }
  .project-card ul li {
    position: relative;
    padding-left: 1.5em;
    color: #444;
    margin-bottom: 8px;
  }
  .project-card ul li::before {
    content: "✔️";
    position: absolute;
    left: 0;
  }
  .project-card  ul li:hover::before {
    content: "⭐️";
    list-style-type: style;
  }
  .project-card .certificate {
    text-align: right;
  }
  .project-card .btnn {
    display: inline-block;
    padding: 8px 14px;
    background-color: #007bff;
    color: #fff;
    text-decoration: none;
    border-radius: 6px;
    font-weight: 500;
    transition: background-color 0.3s ease;
  }
  .project-card .btnn:hover {
    background-color: #0056b3;
  }

/* Dark Mode Projects Section */
  body.dark-mode #projects {
    background-color: #0d1117;
    color: #f0f6fc;
  }
  body.dark-mode #projects h2 {
    color: #f1f1f1;
  }
  body.dark-mode .project-card {
    background-color: #1e1e1e;
    border-left: 4px solid #4CAF50;
    box-shadow: 0 6px 15px rgba(255, 255, 255, 0.05);
  }
  body.dark-mode .project-card h3 {
    color: #e0e0e0;
  }
  body.dark-mode .project-card p,
  body.dark-mode .project-card ul li {
    color: #cccccc;
  }
  body.dark-mode .project-card .btnn {
    background-color: #238636;
    color: #f0f6fc;
  }
  body.dark-mode .project-card .btnn:hover {
    background-color: #125c1f;
  }

/* Education Section */
  #education {
    padding: 60px 20px;
    background-color: #f7f9fc; /* Light background for contrast */
    border-top: 2px solid #ccc;
    color: #000000;
  }
  #education h2 {
    text-align: center;
    font-size: 2rem;
    margin-bottom: 30px;
    color: #1f1f1f;
  }
  .education-entry {
    max-width: 1100px;
    margin-left: auto;
    margin-right: auto;
    margin: 0 auto;
    background: #ffffff;
    padding: 25px 30px;
    border-radius: 12px;
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.08);
    transition: transform 0.3s ease;
  }
  .education-entry:hover {
    transform: translateY(-4px);
  }
  .education-entry h3 {
    font-size: 1.4rem;
    margin-bottom: 15px;
    color: #2c3e50;
  }
  .education-entry p {
    font-size: 1rem;
    margin: 8px 0;
    color: #333;
    line-height: 1.6;
  }
  .education-entry p strong {
    color: #2a2a2a;
  }
  .education-entry a {
    color: #0066cc;
    text-decoration: none;
  }
  .education-entry a:hover {
    text-decoration: underline;
  }
  .education-entry ul {
    list-style: none;
    padding-left: 10px;
  }
  .education-entry ul li {
    padding: 6px 0;
    font-size: 1rem;
    color: #444;
    display: flex;
    align-items: center;
  }
  .education-entry ul li::before {
    content: ' ';
    margin-right: 10px;
    font-size: 1.2rem;
  }
  .education-entry ul li:hover::before {
    content: '🎓';
  }

/* Dark Mode Education Section */
  body.dark-mode #education {
    background-color: #0d1117; 
    border-top: 2px solid #30363d;
    color: #f0f6fc;
  }
  body.dark-mode #education h2 {
    color: #f0f6fc;
  }
  body.dark-mode .education-entry {
    background: #161b22;
    box-shadow: 0 4px 16px rgba(240, 246, 252, 0.08);
    border: 1px solid #30363d;
  }
  body.dark-mode .education-entry h3 {
    color: #58a6ff;
  }
  body.dark-mode .education-entry p {
    color: #c9d1d9;
  }
  body.dark-mode .education-entry p strong {
    color: #f0f6fc;
  }
  body.dark-mode .education-entry a {
    color: #58a6ff;
  }
  body.dark-mode .education-entry a:hover {
    text-decoration: underline;
    color: #79c0ff;
  }
  body.dark-mode .education-entry ul li {
    color: #d2dae2;
  }

/* Certifications Section */
  #certifications {
    padding: 60px 20px;
    background-color: #f7f9fc;
    color: #000000;
  }
  #certifications h2 {
    text-align: center;
    font-size: 2rem;
    margin-bottom: 40px;
    color: #333;
  }
  .cert-card {
    background-color: #ffffff;
    border-radius: 16px;
    padding: 25px;
    margin: 20px auto;
    max-width: 1100px;
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.07);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
  }
  .cert-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 12px 30px rgba(0, 0, 0, 0.1);
  }
  .cert-card h3 {
    font-size: 1.4rem;
    color: #2b2b2b;
    margin-bottom: 10px;
  }
  .cert-card p {
    margin: 5px 0;
    font-size: 0.95rem;
    color: #555;
    line-height: 1.6;
  }
  .cert-card ul {
    margin-top: 10px;
    padding-left: 20px;
    list-style: none;
  }
  .cert-card ul li {
    margin-bottom: 6px;
    font-size: 1rem;
    line-height: 1.6;
    position: relative;
    padding-left: 20px;
    padding: 6px 0;
    align-items: center;
    color: #444;
  }
  .cert-card ul li::before {
    content: ' ';
    margin-right: 10px;
    font-size: 1.3rem;
    color: #00bcd4;
  }
  .cert-card ul li:hover::before {
    content: '☑️';
  }
  .badge-wrapper {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: 30px;
    max-width: 1100px;
    margin: 0 auto;
  }
  .badge-container {
    width: 170px; 
    height: 290px; 
    border: 1px solid #e0e0e0;
    border-radius: 8px;
    padding: 8px;
    background-color: #ffffff;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
    margin: 10px auto;
    text-align: center;
    position: relative;
    color: #333;
  }
  .badge-title {
    font-size: 14px;
    font-weight: 600;
    margin-bottom: 6px;
    text-align: center;
    color: #333;
  }
  .badge-container:hover {
    transform: translateY(-8px);
    box-shadow: 0 12px 24px rgba(0, 0, 0, 0.12);
  }
  .certificate {
    margin-top: 15px;
    text-align: center;
    margin-bottom: 10px;
  }
  .certificate .btn {
    display: inline-block;
    padding: 8px 18px;
    background-color: #007bff;
    color: #fff;
    border-radius: 8px;
    text-decoration: none;
    font-weight: 500;
    transition: background-color 0.3s ease;
  }
  .certificate .btn:hover {
    background-color: #0056b3;
  }

/* Responsive Styling */
@media (max-width: 768px) {
  .cert-card {
    padding: 20px;
    margin: 15px 10px;
  }
  .cert-card h3 {
    font-size: 1.2rem;
  }
  .cert-card p,
  .cert-card ul li {
    font-size: 0.9rem;
  }
  #certifications h2 {
    font-size: 1.6rem;
  }
}

/* Dark Mode Certifications Section */
  body.dark-mode #certifications {
    background-color: #0d1117;
    color: #f0f6fc;
  }
  body.dark-mode #certifications h2 {
    color: #f0f6fc;
  }
  body.dark-mode .cert-card {
    background-color: #161b22;
    box-shadow: 0 8px 20px rgba(240, 246, 252, 0.05);
    border: 1px solid #30363d;
  }
  body.dark-mode .cert-card h3 {
    color: #58a6ff;
  }
  body.dark-mode .cert-card p {
    color: #c9d1d9;
  }
  body.dark-mode .cert-card ul li {
    color: #c9d1d9;
  }
  body.dark-mode .cert-card ul li::before {
    color: #3fb950;
  }
  body.dark-mode .certificate .btn {
    background-color: #238636;
    color: #f0f6fc;
    border: 1px solid #2ea043;
  }
  body.dark-mode .certificate .btn:hover {
    background-color: #125c1f;
  }
  body.dark-mode .badge-container {
    background-color: #f5f5f5;
    border: 1px solid #444;
    color: #f0f6fc;
    box-shadow: 0 4px 12px rgba(255, 255, 255, 0.05);
  }

/* Services Section */
  #services {
    background-color: #f7f9fc;
    color: #000000;
    padding: 60px 20px;
    text-align: center;
  }
  #services h2 {
    font-size: 2.2rem;
    margin-bottom: 40px;
    color: #222;
  }
  .services-container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
    max-width: 1100px;
    margin: 0 auto;
  }
  .service-card {
    background-color: #ffffff;
    border-radius: 15px;
    padding: 25px 20px;
    box-shadow: 0 6px 12px rgba(0, 0, 0, 0.08);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
  }
  .service-card h3 {
    font-size: 1.25rem;
    color: #333;
    margin-bottom: 10px;
  }
  .service-card p {
    color: #555;
    font-size: 0.95rem;
    line-height: 1.5;
  }
  .service-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 12px 24px rgba(0, 0, 0, 0.12);
  }

/* Dark Mode Services Section */
  body.dark-mode #services {
    background-color: #0d1117;
    color: #f0f6fc;
  }
  body.dark-mode #services h2 {
    color: #f0f6fc;
  }
  body.dark-mode .service-card {
    background-color: #161b22;
    border: 1px solid #30363d;
    box-shadow: 0 6px 12px rgba(240, 246, 252, 0.05);
  }
  body.dark-mode .service-card h3 {
    color: #58a6ff;
  }
  body.dark-mode .service-card p {
    color: #c9d1d9;
  }
  body.dark-mode .service-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 12px 24px rgba(240, 246, 252, 0.08);
  }

/* Achievements Section */
  #achievements {
    padding: 60px 20px;
    background-color: #f7f9fc;
    color: #000000;
  }
  #achievements h2 {
    text-align: center;
    font-size: 2rem;
    margin-bottom: 40px;
    color: #222;
  }
  .achievements-container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 25px;
    max-width: 1100px;
    margin: 0 auto;
  }
  .achievement-card {
    background-color: #ffffff;
    border-radius: 15px;
    padding: 20px 25px;
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.08);
    transition: transform 0.3s, box-shadow 0.3s;
  }
  .achievement-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.15);
  }
  .achievement-card h3 {
    font-size: 1.25rem;
    margin-bottom: 10px;
    color: #333;
  }
  .achievement-card p {
    font-size: 0.95rem;
    line-height: 1.5;
    color: #555;
    margin-bottom: 8px;
  }

/* Dark Mode Achievements Section */
  body.dark-mode #achievements {
    background-color: #0d1117;
    color: #f0f6fc;
  }
  body.dark-mode #achievements h2 {
    color: #f0f6fc;
  }
  body.dark-mode .achievement-card {
    background-color: #161b22;
    border: 1px solid #30363d;
    box-shadow: 0 4px 16px rgba(255, 255, 255, 0.05);
  }
  body.dark-mode .achievement-card h3 {
    color: #58a6ff;
  }
  body.dark-mode .achievement-card p {
    color: #c9d1d9;
  }

/* Testimonials Section */
  #testimonials {
    padding: 60px 20px;
    background-color: #f7f9fc;
    color: #000000;
  }
  #testimonials h2 {
    text-align: center;
    font-size: 2rem;
    color: #222;
    margin-bottom: 40px;
  }
  .testimonials-container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 25px;
    max-width: 1100px;
    margin: 0 auto;
  }
  .testimonial-card {
    background-color: #ffffff;
    border-radius: 12px;
    padding: 25px 20px;
    box-shadow: 0 4px 14px rgba(0, 0, 0, 0.1);
    transition: transform 0.3s;
  }
  .testimonial-card:hover {
    transform: translateY(-10px);
  }
  .testimonial-text {
    font-size: 1rem;
    color: #555;
    line-height: 1.6;
    margin-bottom: 15px;
    font-style: italic;
  }
  .testimonial-author {
    font-size: 0.95rem;
    font-weight: bold;
    color: #333;
  }

/* Dark Mode Testimonials Section */
  body.dark-mode #testimonials {
    background-color: #0d1117;
    color: #f0f6fc;
  }
  body.dark-mode #testimonials h2 {
    color: #f0f6fc;
  }
  body.dark-mode .testimonial-card {
    background-color: #161b22;
    border: 1px solid #30363d;
    box-shadow: 0 4px 14px rgba(255, 255, 255, 0.05);
  }
  body.dark-mode .testimonial-text {
    color: #c9d1d9;
  }
  body.dark-mode .testimonial-author {
    color: #58a6ff;
  }

/* Contact Section */
  #contact {
    padding: 60px 20px;
    background-color: #f7f9fc;
    color: #000000;
    text-align: center;
  }
  #contact h2 {
    font-size: 2rem;
    margin-bottom: 15px;
  }
  #contact p {
    font-size: 1.1rem;
    margin-bottom: 25px;
    line-height: 1.6;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
  }
  .form-container {
    max-width: 800px;
    margin: 0 auto 40px;
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.05);
  }
  .contact-info {
    margin-top: 30px;
  }
  .contact-info p {
    font-size: 1rem;
    margin: 8px 0;
  }
  .contact-info a {
    color: #007bff;
    text-decoration: none;
  }
  .contact-info a:hover {
    text-decoration: underline;
  }
  .social-link {
    display: inline-block;
    margin: 0 10px;
    font-size: 1.1rem;
    text-decoration: none;
    color: #333;
    transition: color 0.3s;
  }
  .social-link:hover {
    color: #0056b3;
  }
  .social-links { 
    display: block;
    gap: 12px;
    margin-top: 20px;
    justify-content: center;
  }
  .social-link {
    display: inline-block;
    padding: 10px;
    border-radius: 50%;
    background-color: #f2f2f2;
    border: 1.5px solid #ccc;
    transition: background-color 0.3s ease, transform 0.2s ease, border-color 0.3s ease;
  }
  .social-icon {
    width: 24px;
    height: 24px;
    display: block;
    transition: filter 0.3s ease;
  }
  .email-icon {
    width: 24px;
    height: 24px;
    display: block;
    transition: filter 0.3s ease;
  }
  .social-link:hover {
    background-color: #e6f0ff;
    border-color: #007bff;
    transform: scale(1.4);
  }

/* Dark Mode Contact Section*/
  body.dark-mode #contact {
    background-color: #0d1117;
    color: #f0f6fc;
  }
  body.dark-mode .contact-info a,
  body.dark-mode .social-link {
    color: #58a6ff;
  }
  body.dark-mode .social-link:hover {
    color: #1f6feb;
  }
  body.dark-mode .form-container {
    box-shadow: 0 6px 20px rgba(255, 255, 255, 0.05);
  }
  body.dark-mode .social-link {
    background-color: #1a1a1a;
    border-color: #555;
  }
  body.dark-mode .social-icon {
    filter: invert(1);
  }
  body.dark-mode .social-link:hover {
    background-color: #333;
    border-color: #4da3ff;
  }
  body.dark-mode .email-icon {
    filter: invert(1); 
  }

/* Footer Section */
  .footer {
    background-color: #f7f9fc;
    color: #000000;
    padding: 40px 20px;
    text-align: center;
    font-size: 0.95rem;
  }
  .footer-container {
    max-width: 1100px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    gap: 16px;
    align-items: center;
  }
  .footer-nav {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 12px;
  }
  .footer-nav a {
    color: #333;
    text-decoration: none;
    font-weight: 500;
    transition: color 0.3s;
  }
  .footer-nav a:hover {
    color: #0077b6;
    text-decoration: underline;
  }

/* Responsive Styling */
@media (max-width: 768px) {
  .footer {
    padding: 20px 15px 60px;
    font-size: 0.9rem;
    text-align: center;
  }
  .footer-container {
    flex-direction: column;
    align-items: center;
    gap: 12px;
  }
  .footer-nav a {
    margin: 8px 6px;
    font-size: 0.95rem;
  }
  #backToTopBtn {
    right: 20px;
    bottom: 20px;
    padding: 8px 14px;
    font-size: 13px;
  }
}

/* Back to Top Button */
  #backToTopBtn {
    display: none;
    position: fixed;
    bottom: 30px;
    right: 20px;
    z-index: 999;
    padding: 10px 18px;
    font-size: 14px;
    background-color: #0077b6;
    color: #fff; 
    border: none;
    border-radius: 8px;
    cursor: pointer;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.2);
    transition: opacity 0.3s ease;
  }
  #backToTopBtn:hover {
    background-color: #04578b;
  }

/* Dark mode Footer Section */
  body.dark-mode .footer {
    background-color: #0d1117;
    color: #f0f6fc;
  }
  body.dark-mode .footer-nav a {
    color: #c9d1d9;
  }
  body.dark-mode .footer-nav a:hover {
    color: #58a6ff;
  }
  body.dark-mode #backToTopBtn {
    background-color: #1f6feb;
    color: #f0f6fc;
  }
  body.dark-mode #backToTopBtn:hover {
    background-color: #005a91;
  }