* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
  }
  
  body {
    background: linear-gradient(135deg, #e3f2fd 0%, #f5f5f5 50%, #fff3e0 100%);
    color: #1a2332;
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    overflow-x: hidden;
    position: relative;
  }

  /* Animated Background Elements */
  .bg-decoration {
    position: fixed;
    border-radius: 50%;
    opacity: 0.08;
    pointer-events: none;
    z-index: 0;
  }
  
  .circle-1 {
    width: 500px;
    height: 500px;
    background: linear-gradient(135deg, #004F80, #0073b6);
    top: -250px;
    right: -250px;
    animation: float 20s ease-in-out infinite;
  }
  
  .circle-2 {
    width: 400px;
    height: 400px;
    background: linear-gradient(135deg, #FFD166, #ffb938);
    bottom: -200px;
    left: -200px;
    animation: float 15s ease-in-out infinite reverse;
  }
  
  .circle-3 {
    width: 300px;
    height: 300px;
    background: linear-gradient(135deg, #004F80, #0073b6);
    top: 50%;
    left: 10%;
    animation: float 18s ease-in-out infinite;
  }

  @keyframes float {
    0%, 100% { transform: translate(0, 0) rotate(0deg); }
    25% { transform: translate(30px, -30px) rotate(90deg); }
    50% { transform: translate(0, -60px) rotate(180deg); }
    75% { transform: translate(-30px, -30px) rotate(270deg); }
  }

  /* Navbar */
  .navbar {
    backdrop-filter: blur(20px);
    background: rgba(255, 255, 255, 0.85) !important;
    border-bottom: 1px solid rgba(0, 79, 128, 0.08);
    box-shadow: 0 4px 30px rgba(0, 0, 0, 0.05);
    z-index: 1000;
  }
  
  .navbar-brand {
    font-size: 1.8rem;
    font-weight: 800;
    color: #004F80;
    transition: all 0.3s ease;
  }
  
  .navbar-brand:hover {
    color: #0073b6;
    transform: scale(1.05);
  }

  .navbar-brand img {
    transition: transform 0.3s ease;
  }

  /* Hero Section */
  .hero-container {
    position: relative;
    z-index: 1;
    padding-top: 120px;
  }

  .brand-logo-container {
    position: relative;
    display: inline-block;
  }

  .brand-logo-container img {
    filter: drop-shadow(0 10px 25px rgba(0, 79, 128, 0.2));
    animation: pulse 3s ease-in-out infinite;
  }

  @keyframes pulse {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.05); }
  }

  .brand-name {
    font-size: 7rem;
    font-weight: 900;
    background: linear-gradient(135deg, #004F80 0%, #0073b6 50%, #00a2e8 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    letter-spacing: -2px;
    text-shadow: 0 10px 40px rgba(0, 79, 128, 0.15);
    animation: shimmer 3s ease-in-out infinite;
  }

  @keyframes shimmer {
    0%, 100% { filter: brightness(1) hue-rotate(0deg); }
    50% { filter: brightness(1.1) hue-rotate(5deg); }
  }

  .subtitle {
    font-size: 1.4rem;
    color: #2F4858;
    font-weight: 600;
    letter-spacing: 2px;
    text-transform: uppercase;
    margin-top: 20px;
    opacity: 0.9;
  }

  .divider {
    width: 120px;
    height: 4px;
    background: linear-gradient(90deg, transparent, #004F80, transparent);
    margin: 30px auto;
    border-radius: 2px;
  }

  /* Buttons */
  .btn-primary-custom {
    background: linear-gradient(135deg, #004F80 0%, #0073b6 100%);
    color: #fff;
    font-weight: 600;
    border: none;
    padding: 14px 40px;
    border-radius: 50px;
    box-shadow: 0 8px 30px rgba(0, 79, 128, 0.25);
    transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    position: relative;
    overflow: hidden;
    letter-spacing: 0.5px;
  }

  .btn-primary-custom::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.3), transparent);
    transition: left 0.6s;
  }

  .btn-primary-custom:hover::before {
    left: 100%;
  }

  .btn-primary-custom:hover {
    transform: translateY(-3px) scale(1.05);
    box-shadow: 0 12px 40px rgba(0, 79, 128, 0.35);
    color: #fff;
  }

  .btn-secondary-custom {
    background: linear-gradient(135deg, #FFD166 0%, #ffb938 100%);
    color: #004F80;
    font-weight: 700;
    border: none;
    padding: 14px 40px;
    border-radius: 50px;
    box-shadow: 0 8px 30px rgba(255, 209, 102, 0.25);
    transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    position: relative;
    overflow: hidden;
    letter-spacing: 0.5px;
  }

  .btn-secondary-custom::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.4), transparent);
    transition: left 0.6s;
  }

  .btn-secondary-custom:hover::before {
    left: 100%;
  }

  .btn-secondary-custom:hover {
    transform: translateY(-3px) scale(1.05);
    box-shadow: 0 12px 40px rgba(255, 209, 102, 0.4);
    color: #003d66;
  }

  /* Feature Cards */
  .feature-card {
    background: rgba(255, 255, 255, 0.9);
    backdrop-filter: blur(10px);
    border-radius: 24px;
    padding: 40px 30px;
    box-shadow: 0 10px 40px rgba(0, 79, 128, 0.08);
    border: 1px solid rgba(255, 255, 255, 0.5);
    transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    position: relative;
    overflow: hidden;
  }

  .feature-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(0, 79, 128, 0.05) 0%, rgba(255, 209, 102, 0.05) 100%);
    opacity: 0;
    transition: opacity 0.4s;
  }

  .feature-card:hover::before {
    opacity: 1;
  }

  .feature-card:hover {
    transform: translateY(-12px) scale(1.03);
    box-shadow: 0 20px 60px rgba(0, 79, 128, 0.15);
    border-color: rgba(0, 79, 128, 0.2);
  }

  .feature-icon {
    width: 80px;
    height: 80px;
    border-radius: 20px;
    background: linear-gradient(135deg, #004F80 0%, #0073b6 100%);
    color: white;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 24px;
    font-size: 2.2rem;
    box-shadow: 0 10px 30px rgba(0, 79, 128, 0.25);
    transition: all 0.4s ease;
    position: relative;
    z-index: 1;
  }

  .feature-title {
    font-weight: 700;
    font-size: 1.4rem;
    color: #004F80;
    margin-bottom: 12px;
    position: relative;
    z-index: 1;
  }

  .feature-desc {
    color: #2F4858;
    font-size: 1.05rem;
    line-height: 1.6;
    opacity: 0.85;
    position: relative;
    z-index: 1;
  }

  /* Preloader */
  #preloader {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, #e3f2fd 0%, #f5f5f5 50%, #fff3e0 100%);
    z-index: 9999;
    display: flex;
    justify-content: center;
    align-items: center;
    flex-direction: column;
  }

  .preloader-logo {
    animation: logoFloat 2s ease-in-out infinite;
    filter: drop-shadow(0 10px 25px rgba(0, 79, 128, 0.2));
  }

  @keyframes logoFloat {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-20px); }
  }

  .progress-bar-container {
    width: 350px;
    height: 8px;
    background: rgba(0, 79, 128, 0.1);
    border-radius: 10px;
    overflow: hidden;
    margin-top: 30px;
  }

  .progress-bar {
    height: 100%;
    width: 0%;
    background: linear-gradient(90deg, #004F80, #0073b6, #00a2e8);
    background-size: 200% 100%;
    border-radius: 10px;
    animation: gradientMove 2s ease infinite;
    transition: width 0.5s cubic-bezier(0.77, 0, 0.18, 1);
  }

  @keyframes gradientMove {
    0% { background-position: 0% 50%; }
    50% { background-position: 100% 50%; }
    100% { background-position: 0% 50%; }
  }

  /* Fade-in Animations */
  .fade-in {
    opacity: 0;
    transform: translateY(30px);
    animation: fadeInUp 0.8s ease forwards;
  }

  @keyframes fadeInUp {
    to {
      opacity: 1;
      transform: translateY(0);
    }
  }

  .delay-1 { animation-delay: 0.2s; }
  .delay-2 { animation-delay: 0.4s; }
  .delay-3 { animation-delay: 0.6s; }
  .delay-4 { animation-delay: 0.8s; }
  .delay-5 { animation-delay: 1s; }

  /* Responsive Design */
  @media (max-width: 768px) {
    .brand-name {
      font-size: 4rem;
    }
    
    .subtitle {
      font-size: 1rem;
    }
    
    .feature-card {
      padding: 30px 20px;
    }
    
    .feature-icon {
      width: 60px;
      height: 60px;
      font-size: 1.8rem;
    }
    
    .btn-primary-custom,
    .btn-secondary-custom {
      padding: 12px 30px;
      font-size: 0.95rem;
    }
  }

  /* Section Spacing */
  .hero-section {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    padding: 40px 20px;
  }