:root {
  color-scheme: dark;
  --bg: #0f172a;
  --surface: rgba(15, 23, 42, 0.92);
}
html {
  scroll-behavior: smooth;
}
body {
  font-family: 'Inter', sans-serif;
  background: radial-gradient(circle at top left, rgba(59, 130, 246, 0.18), transparent 20%), radial-gradient(circle at 80% 20%, rgba(59, 130, 246, 0.14), transparent 18%), #0f172a;
}
a,
button {
  transition: transform .2s ease, opacity .2s ease, background-color .2s ease, color .2s ease;
}
a:hover,
button:hover {
  transform: translateY(-1px);
}
.hero-glow {
  box-shadow: 0 30px 90px rgba(59, 130, 246, 0.18);
}
.feature-card,
.section-card,
.team-card {
  transition: transform .3s ease, border-color .3s ease, background-color .3s ease;
}
.feature-card:hover,
.section-card:hover,
.team-card:hover {
  transform: translateY(-8px);
  border-color: rgba(96, 165, 250, 0.6);
  background-color: rgba(30, 41, 59, 0.9);
}
.team-img {
  box-shadow: 0 24px 64px rgba(15, 23, 42, 0.35);
}

  .animated-background {
    position: fixed;
    inset: 0;
    pointer-events: none;
    z-index: 0;
    overflow: hidden;
  }

  .animated-circle {
    position: absolute;
    border-radius: 9999px;
    filter: blur(80px);
    opacity: 0.28;
    transform: translate3d(0,0,0);
    animation: drift 24s ease-in-out infinite;
  }

  .animated-circle.circle-1 {
    width: 420px;
    height: 420px;
    background: rgba(59, 130, 246, 0.27);
    top: -8%;
    left: 4%;
    animation-duration: 28s;
  }

  .animated-circle.circle-2 {
    width: 360px;
    height: 360px;
    background: rgba(129, 140, 248, 0.2);
    top: 22%;
    right: 6%;
    animation-duration: 24s;
    animation-delay: 3s;
  }

  .animated-circle.circle-3 {
    width: 260px;
    height: 260px;
    background: rgba(14, 165, 233, 0.18);
    bottom: 10%;
    left: 18%;
    animation-duration: 20s;
    animation-delay: 6s;
  }

  .animated-circle.circle-4 {
    width: 180px;
    height: 180px;
    background: rgba(168, 85, 247, 0.14);
    bottom: 15%;
    right: 20%;
    animation-duration: 26s;
    animation-delay: 9s;
  }

  @keyframes drift {
    0%, 100% { transform: translate3d(0, 0, 0) scale(1); }
    50% { transform: translate3d(18px, -28px, 0) scale(1.05); }
  }

  .hero-glow {
    box-shadow: 0 36px 110px rgba(59, 130, 246, 0.2);
    background: rgba(15, 23, 42, 0.92);
    backdrop-filter: blur(18px);
  }

  .feature-card,
  .section-card,
  .team-card {
    transition: transform .3s ease, border-color .3s ease, background-color .3s ease, box-shadow .3s ease;
    box-shadow: 0 18px 45px rgba(15, 23, 42, 0.2);
  }
  .feature-card:hover,
  .section-card:hover,
  .team-card:hover {
    transform: translateY(-8px);
    border-color: rgba(96, 165, 250, 0.6);
    background-color: rgba(30, 41, 59, 0.92);
    box-shadow: 0 28px 78px rgba(59, 130, 246, 0.16);
  }

  .feature-card h3,
  .section-card h3 {
    color: #e2e8f0;
  }

  .section-card {
    background: rgba(15, 23, 42, 0.88);
    border: 1px solid rgba(148, 163, 184, 0.12);
  }

@media (max-width: 767px) {
  .hero-glow {
    box-shadow: none;
  }
}