:root {
      --primary: #0066cc;
      --primary-dark: #004080;
      --accent: #00aaff;
      --text: #1d1d1f;
      --text-light: #424245;
      --gray: #6e6e73;
      --bg-light: #f8f9fa;
      --border: #dee2e6;
      --radius: 2rem;
      --shadow-soft: 0 10px 30px -10px rgba(0, 102, 204, 0.12);
      --shadow-glow: 0 0 40px rgba(0, 102, 204, 0.15);
    }

    * {
      margin: 0;
      padding: 0;
      box-sizing: border-box;
    }

    html {
      scroll-behavior: smooth;
    }

    body {
      font-family: system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
      color: var(--text);
      background: white;
      line-height: 1.7;
      overflow-x: hidden;
    }

    /* Navbar */
    nav {
      position: fixed;
      top: 0;
      left: 0;
      right: 0;
      z-index: 1000;
      background: rgba(255, 255, 255, 0.96);
      backdrop-filter: blur(20px);
      border-bottom: 1px solid var(--border);
      transition: all 0.3s ease;
    }

    nav.scrolled {
      box-shadow: 0 4px 20px rgba(0,0,0,0.08);
    }

    .navbar-brand {
      font-weight: 900;
      font-size: clamp(1.5rem, 4vw, 2rem);
      color: var(--primary) !important;
      display: flex;
      align-items: center;
      gap: 0.75rem;
    }

    .navbar-brand i {
      font-size: 1.8rem;
    }

    .nav-link {
      font-weight: 600;
      color: var(--text) !important;
      padding: 0.75rem 1.25rem !important;
      transition: all 0.25s ease;
    }

    .nav-link:hover {
      color: var(--primary) !important;
    }

    /* Hero */
    #hero {
      min-height: 100vh;
      display: flex;
      align-items: center;
      position: relative;
      overflow: hidden;
      padding-top: 6rem;
      padding-bottom: 4rem;
      background: linear-gradient(135deg, #f0f9ff 0%, #e0f2fe 50%, #f0f9ff 100%);
    }

    .hero-bg::before,
    .hero-bg::after {
      content: '';
      position: absolute;
      border-radius: 50%;
      filter: blur(80px);
      opacity: 0.3;
      pointer-events: none;
    }

    .hero-bg::before {
      width: 400px;
      height: 400px;
      background: var(--accent);
      top: 15%;
      left: 10%;
      animation: float 14s ease-in-out infinite;
    }

    .hero-bg::after {
      width: 500px;
      height: 500px;
      background: var(--primary);
      bottom: 10%;
      right: 10%;
      animation: float 18s ease-in-out infinite reverse;
    }

    @keyframes float {
      0%, 100% { transform: translateY(0); }
      50% { transform: translateY(-40px); }
    }

    .hero-title {
        font-size: 85px;
      font-weight: 900;
      line-height: 0.95;
      margin-bottom: 1rem;
      background: linear-gradient(90deg, var(--primary), var(--accent));
      -webkit-background-clip: text;
      background-clip: text;
      -webkit-text-fill-color: transparent;
    }

    .hero-subtitle {
      font-size: 50px;
      font-weight: 700;
      color: var(--text-light);
      margin-bottom: 2rem;
    }

    .hero-text {
      font-size: clamp(1.2rem, 3.5vw, 1.5rem);
      color: var(--gray);
      max-width: 90%;
      margin: 0 auto 3rem;
    }

    /* Responsive hero */
    @media (max-width: 992px) {
      #hero {
        padding-top: 8rem;
        padding-bottom: 6rem;
      }

      .grid-cols-2 {
        grid-template-columns: 1fr !important;
      }

      .hero-title, .hero-subtitle, .hero-text {
        text-align: center !important;
      }
    }
.form-control-lg {
    min-height: calc(1.5em + 1rem + calc(var(--bs-border-width) * 2));
    padding: .5rem 1rem;
    font-size: 15px!important;}
    .form-control:focus {
    border-color: #86b7fe;
    outline: 0;
    box-shadow: none!important;
}
    /* About */
    #about  {
         padding: 45px 0px;
    }
#why , #strengths , #services, #contact {
         padding: 35px 0px;
    }
    .section-title {
     font-size: 50px;
      font-weight: 900;
      text-align: center;
      margin-bottom: 1rem;
      background: linear-gradient(90deg, var(--primary), var(--accent));
      -webkit-background-clip: text;
      background-clip: text;
      -webkit-text-fill-color: transparent;
    }

    .section-subtitle {
         font-size: 20px;
      color: var(--gray);
      text-align: center;
      max-width: 800px;
      margin: 0 auto 4rem;
    }

    /* Glass cards */
    .glass {
      background: rgba(255, 255, 255, 0.75);
      backdrop-filter: blur(16px);
      border: 1px solid rgba(255, 255, 255, 0.3);
      border-radius: var(--radius);
      padding: 20px;
      transition: all 0.5s cubic-bezier(0.34, 1.56, 0.64, 1);    box-shadow: 0 10px 30px 8px rgba(0, 102, 204, 0.12);
    }
#why h3 , #strengths h3 , #services h3{        font-size: 23px;}
    .glass:hover {
      transform: translateY(-16px);
      box-shadow: var(--shadow-glow);
    }

    .feature-icon {
      width: 80px;
      height: 80px;
      background: rgba(0,102,204,0.08);
      border-radius: 50%;
      display: flex;
      align-items: center;
      justify-content: center;
      margin: 0 auto 1.5rem;
      font-size: 2.2rem;
      color: var(--primary);
    }

    /* Service cards */
    .service-card {
      border-radius: var(--radius);
      overflow: hidden;
      box-shadow: var(--shadow-soft);
      transition: all 0.5s ease;
    }

    .service-card:hover {
      transform: translateY(-20px);
      box-shadow: var(--shadow-glow);
    }

    .service-img img {
      width: 100%;
      height: clamp(220px, 35vw, 300px);
      object-fit: cover;
      transition: transform 0.7s ease;
    }

    .service-card:hover .service-img img {
      transform: scale(1.12);
    }

    /* Contact */
    #contact {
      background: var(--bg-light);
    }

    .form-control {
      border-radius: 1rem;
      padding: 1.2rem 1.6rem;
      border: 1px solid var(--border);
      font-size: 1.1rem;
    }

    .form-control:focus {
      border-color: var(--primary);
      box-shadow: 0 0 0 4px rgba(0,102,204,0.15);
    }

    /* Footer */
    footer {
      background: linear-gradient(to bottom, white, var(--bg-light));
      border-top: 1px solid var(--border);
     padding: 20px 0px;
      color: var(--gray);
    }

    footer h5 {
      color: var(--primary);
      font-weight: 800;
      font-size: 1.6rem;
    }

    .footer-links a {
      color: var(--gray);
      text-decoration: none;
      display: block;
      margin-bottom: 0.9rem;
      transition: color 0.25s;
    }

    .footer-links a:hover {
      color: var(--primary);
    }

    .social-icons a {
      font-size: 1.8rem;
      color: var(--gray);
      margin-right: 1.5rem;
      transition: all 0.3s;
    }

    .social-icons a:hover {
      color: var(--primary);
      transform: translateY(-4px);
    }

    .copyright {
      text-align: center;
      margin-top: 4rem;
      font-size: 0.95rem;
      color: var(--gray);
    }

    /* Responsive Adjustments */
    @media (max-width: 992px) {
      .hero-bg { padding-top: 8rem; padding-bottom: 6rem; }

      .grid-cols-2, .lg\\:grid-cols-2 {
        grid-template-columns: 1fr !important;
        gap: 4rem !important;
      }

      .grid-cols-3, .md\\:grid-cols-3 {
        grid-template-columns: repeat(2, minmax(0, 1fr));
      }

      .grid-cols-4, .md\\:grid-cols-4 {
        grid-template-columns: repeat(2, minmax(0, 1fr));
      }

      .hero-title { font-size: 5rem; }
      .section-title { font-size: 3.8rem; }
    }

    @media (max-width: 576px) {
      .hero-bg { padding: 6rem 0 4rem; }
      .hero-title { font-size: 3.8rem; }
      .hero-subtitle { font-size: 2.4rem; }
      .section-title { font-size: 3rem; }
      .glass { padding: 2rem 1.5rem; }
      .feature-icon { width: 70px; height: 70px; font-size: 1.8rem; }
      .service-img img { height: 200px; }
      .btn-primary { padding: 0.9rem 2rem; font-size: 1rem; }
    }
    .service-body{padding: 20px;}

    .scroll-top-btn {
    position: fixed;
    bottom: 35px;
    right: 35px;
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 12px 20px;
    background: #0066cc;
    color: white;
    border-radius: 50px;
    font-weight: 600;
    font-size: 1rem;
    cursor: pointer;
    opacity: 0;
    visibility: hidden;
    transition: all 0.4s ease;
    box-shadow: 0 8px 25px rgba(0, 102, 204, 0.3);
    z-index: 9999;
  }

  .scroll-top-btn.show {
    opacity: 1;
    visibility: visible;
  }

  .scroll-top-btn:hover {
    background: #004080;
    transform: translateY(-5px);
    box-shadow: 0 12px 35px rgba(0, 102, 204, 0.4);
  }

  .scroll-top-btn i {
    font-size: 1.2rem;
  }

  @media (max-width: 768px) {
    .scroll-top-btn {
      bottom: 25px;
      right: 25px;
      padding: 10px 16px;
      font-size: 0.95rem;
      gap: 8px;
    }
  }