* {
      margin: 0; padding: 0; box-sizing: border-box;
    }
    body {
      font-family: 'Segoe UI', sans-serif;
      background: #f5f7fa;
      scroll-behavior: smooth;
      color: #333;
    }
    header {
      background: #20232a;
      padding: 15px 30px;
      color: #fff;
      display: flex;
      justify-content: space-between;
      align-items: center;
      position: sticky;
      top: 0;
      z-index: 999;
    }
    .logo { font-size: 24px; font-weight: bold; color: #61dafb; }
    nav ul {
      list-style: none; display: flex; gap: 20px;
    }
    nav a {
      text-decoration: none;
      color: white;
      font-weight: 500;
    }
    nav a:hover { color: #61dafb; }

    .hero {
      height: 100vh;
      background: url('https://images.unsplash.com/photo-1532074205216-d0e1f4b87368?auto=format&fit=crop&w=1650&q=80') center/cover no-repeat;
      color: white;
      display: flex;
      align-items: center;
      justify-content: center;
      text-align: center;
      padding: 40px;
    }
    .hero h1 { font-size: 48px; margin-bottom: 10px; }
    .hero p { font-size: 20px; max-width: 600px; }

    section { padding: 60px 20px; text-align: center; }
    h2 { font-size: 32px; margin-bottom: 20px; color: #1e3c72; }

    .tabs {
      display: flex;
      flex-wrap: wrap;
      justify-content: center;
      gap: 15px;
      margin-top: 20px;
    }
    .tab {
      padding: 20px;
      background: #fff;
      border: 2px solid #61dafb;
      border-radius: 10px;
      width: 250px;
      transition: all 0.3s ease;
      cursor: pointer;
    }
    .tab:hover {
      background: #61dafb;
      color: white;
    }

    .about p {
      max-width: 700px;
      margin: auto;
      font-size: 18px;
    }

    .reviews {
      display: flex;
      flex-wrap: wrap;
      justify-content: center;
      gap: 20px;
      margin-top: 30px;
    }
    .review {
      background: white;
      box-shadow: 0 4px 12px rgba(0,0,0,0.1);
      padding: 20px;
      width: 280px;
      border-radius: 8px;
    }
    .review h4 { margin-top: 10px; color: #0073e6; }

    .certificates {
      display: flex;
      justify-content: center;
      gap: 20px;
      flex-wrap: wrap;
      margin-top: 20px;
    }
    .certificates img {
      width: 200px;
      height: 150px;
      object-fit: cover;
      border-radius: 10px;
      border: 2px solid #ddd;
    }

    .contact-form {
      max-width: 500px;
      margin: auto;
      display: flex;
      flex-direction: column;
      gap: 15px;
    }
    .contact-form input, .contact-form textarea {
      padding: 12px;
      border: 1px solid #ccc;
      border-radius: 6px;
      font-size: 16px;
    }
    .contact-form button {
      background: #1e3c72;
      color: white;
      padding: 12px;
      font-size: 16px;
      border: none;
      border-radius: 6px;
      cursor: pointer;
    }
    .contact-form button:hover {
      background: #163060;
    }

    footer {
      background: #20232a;
      color: white;
      text-align: center;
      padding: 20px;
      font-size: 14px;
    }

    @media (max-width: 768px) {
      .tabs, .reviews, .certificates {
        flex-direction: column;
        align-items: center;
      }
      .hero h1 { font-size: 32px; }
    }
.split-hero {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  min-height: 100vh;
  background: linear-gradient(to right, #e0f7fa, #f5f7fa);
  padding: 60px 30px;
}

.hero-left {
  flex: 1 1 500px;
  max-width: 600px;
  padding: 20px;
}

.hero-left h1 {
  font-size: 42px;
  color: #1e3c72;
  margin-bottom: 10px;
}

.hero-left h3 {
  color: #0077b6;
  margin-bottom: 20px;
}

.hero-left p {
  font-size: 18px;
  color: #333;
  margin-bottom: 30px;
  line-height: 1.6;
}

.hero-buttons {
  display: flex;
  gap: 15px;
  flex-wrap: wrap;
}

.btn {
  text-decoration: none;
  padding: 12px 24px;
  border-radius: 30px;
  font-weight: 600;
  font-size: 16px;
  transition: 0.3s;
}

.btn-primary {
  background: #0077b6;
  color: #fff;
}

.btn-primary:hover {
  background: #005f8e;
}

.btn-outline {
  border: 2px solid #0077b6;
  color: #0077b6;
  background: transparent;
}

.btn-outline:hover {
  background: #0077b6;
  color: #fff;
}

.hero-right {
  flex: 1 1 400px;
  max-width: 500px;
  padding: 20px;
}

.hero-right img {
  width: 100%;
  height: auto;
  border-radius: 10px;
}

/* Responsive */
@media (max-width: 768px) {
  .split-hero {
    flex-direction: column;
    padding: 40px 20px;
  }
  .hero-left h1 {
    font-size: 30px;
  }
  .hero-left h3 {
    font-size: 18px;
  }
}

.portfolio {
  background: #f0f8ff;
  padding-top: 60px;
  padding-bottom: 80px;
}

.portfolio .subheading {
  font-size: 18px;
  margin-bottom: 30px;
  color: #555;
}

.portfolio-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 30px;
  justify-content: center;
}

.portfolio-item {
  background: white;
  box-shadow: 0 4px 12px rgba(0,0,0,0.08);
  border-radius: 10px;
  overflow: hidden;
  width: 300px;
  text-align: left;
  transition: transform 0.3s;
}

.portfolio-item:hover {
  transform: translateY(-5px);
}

.portfolio-item img {
  width: 100%;
  height: 180px;
  object-fit: cover;
}

.portfolio-item h3 {
  margin: 15px 20px 10px;
  font-size: 20px;
  color: #1e3c72;
}

.portfolio-item p {
  margin: 0 20px 20px;
  font-size: 15px;
  color: #444;
}

/* Responsive */
@media (max-width: 768px) {
  .portfolio-item {
    width: 90%;
  }
}

.portfolio-item.icon-based {
  background: white;
  padding: 25px;
  width: 260px;
  border-radius: 10px;
  text-align: center; /* center all text and icon */
  box-shadow: 0 4px 12px rgba(0,0,0,0.08);
  transition: transform 0.3s;
  display: flex;
  flex-direction: column;
  align-items: center; /* ensures the icon is centered */
  justify-content: flex-start;
}

.icon-based i.icon {
  color: #1e3c72;
  margin-bottom: 15px;
  display: block;
  text-align: center;
}

.about-section {
  background: #fdfdfd;
  padding: 60px 20px;
}

.about-container {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 30px;
  max-width: 1200px;
  margin: auto;
}

.about-image {
  flex: 1 1 400px;
  max-width: 500px;
}

.about-image img {
  width: 100%;
  border-radius: 10px;
  box-shadow: 0 6px 16px rgba(0,0,0,0.1);
}

.about-content {
  flex: 1 1 500px;
  text-align: left;
}

.about-content h2 {
  font-size: 28px;
  color: #1e3c72;
  margin-bottom: 20px;
}

.about-content p {
  font-size: 16px;
  color: #333;
  line-height: 1.6;
  margin-bottom: 15px;
}

.highlights {
  list-style: none;
  margin: 20px 0;
  padding: 0;
}

.highlights li {
  font-size: 15px;
  color: #0077b6;
  margin-bottom: 5px;
}

.stats {
  display: flex;
  gap: 30px;
  margin-top: 20px;
}

.stats div {
  text-align: center;
}

.stats strong {
  font-size: 24px;
  color: #1e3c72;
}

.stats span {
  display: block;
  font-size: 14px;
  color: #555;
}

/* Responsive */
@media (max-width: 768px) {
  .about-container {
    flex-direction: column;
    text-align: center;
  }
  .about-content {
    text-align: center;
  }
  .stats {
    justify-content: center;
  }
}

.cta-section {
  background-image: url('https://www.transparenttextures.com/patterns/brick-wall-dark.png');
  background-color: #b71c1c;
  color: white;
  padding: 80px 20px;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.cta-content {
  max-width: 800px;
  margin: auto;
  transform: scale(1);
  transition: transform 0.6s ease;
}

.cta-section:hover .cta-content {
  transform: scale(1.05);
}

.cta-content h2 {
  font-size: 36px;
  margin-bottom: 20px;
}

.cta-content p {
  font-size: 18px;
  line-height: 1.6;
  margin-bottom: 30px;
}

.cta-buttons {
  display: flex;
  justify-content: center;
  gap: 20px;
  flex-wrap: wrap;
}

.cta-buttons .btn {
  padding: 12px 24px;
  border-radius: 30px;
  font-weight: bold;
  text-decoration: none;
  transition: all 0.3s ease;
  font-size: 16px;
}

.cta-buttons .btn-primary {
  background-color: white;
  color: #b71c1c;
}

.cta-buttons .btn-primary:hover {
  background-color: #f5f5f5;
}

.cta-buttons .btn-outline {
  border: 2px solid white;
  color: white;
  background: transparent;
}

.cta-buttons .btn-outline:hover {
  background: white;
  color: #b71c1c;
}

.contact-wrapper {
  display: flex;
  flex-wrap: wrap;
  gap: 40px;
  justify-content: center;
  margin-top: 40px;
}

.contact-form {
  flex: 1 1 350px;
  max-width: 500px;
  display: flex;
  flex-direction: column;
  gap: 15px;
}

.contact-info {
  flex: 1 1 350px;
  max-width: 500px;
  display: grid;
  gap: 20px;
}

.logo-block {
  text-align: center;
}
.logo-icon {
  font-size: 40px;
}
.logo-block h3 {
  color: #1e3c72;
  margin-top: 10px;
}
.logo-block p {
  font-size: 14px;
  color: #555;
}
.social-icons {
  margin-top: 10px;
}
.social-icons a {
  margin: 0 5px;
  color: #1e3c72;
  font-size: 18px;
}
.social-icons a:hover {
  color: #0077b6;
}

.quick-links ul {
  list-style: none;
  padding: 0;
}
.quick-links li {
  margin-bottom: 5px;
}
.quick-links a {
  text-decoration: none;
  color: #0077b6;
}
.quick-links a:hover {
  text-decoration: underline;
}

.contact-details a {
  color: #1e3c72;
  text-decoration: none;
}
.contact-details a:hover {
  text-decoration: underline;
}

.newsletter form {
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.newsletter input {
  padding: 10px;
  border-radius: 6px;
  border: 1px solid #ccc;
}
.newsletter button {
  padding: 10px;
  border: none;
  background: #1e3c72;
  color: white;
  border-radius: 6px;
  cursor: pointer;
}
.newsletter button:hover {
  background: #163060;
}

@media (max-width: 768px) {
  .contact-wrapper {
    flex-direction: column;
    align-items: center;
  }
  .contact-info {
    display: flex;
    flex-direction: column;
    align-items: center;
  }
}