/* ===================================
   SCROLL ANIMATIONS
   =================================== */
.fade-in-up {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.7s cubic-bezier(0.4, 0, 0.2, 1),
              transform 0.7s cubic-bezier(0.4, 0, 0.2, 1);
}

.fade-in-up.visible {
  opacity: 1;
  transform: translateY(0);
}

/* Stagger delays */
.delay-1 { transition-delay: 0.1s; }
.delay-2 { transition-delay: 0.2s; }
.delay-3 { transition-delay: 0.3s; }
.delay-4 { transition-delay: 0.4s; }
.delay-5 { transition-delay: 0.5s; }

/* ===================================
   REDUCED MOTION
   =================================== */
@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }

  .fade-in-up {
    opacity: 1;
    transform: none;
  }

  .bubble,
  .particle {
    display: none;
  }

  .light-rays {
    animation: none;
    opacity: 0.7;
  }

  .drone-card-glow {
    animation: none;
    opacity: 0.7;
  }
}

/* ===================================
   LOADER SKELETON (optional usage)
   =================================== */
@keyframes shimmer {
  0% { background-position: -200% 0; }
  100% { background-position: 200% 0; }
}

.skeleton {
  background: linear-gradient(90deg, var(--bg-elevated) 25%, rgba(255,255,255,0.06) 50%, var(--bg-elevated) 75%);
  background-size: 200% 100%;
  animation: shimmer 1.5s infinite;
  border-radius: var(--radius-sm);
}

/* ===================================
   HOVER GLOW EFFECT
   =================================== */
.service-card::before,
.value-card::before,
.team-member::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: radial-gradient(circle at var(--mouse-x, 50%) var(--mouse-y, 50%), rgba(0,191,255,0.06) 0%, transparent 60%);
  border-radius: inherit;
  opacity: 0;
  transition: opacity 0.3s;
  pointer-events: none;
  z-index: 0;
}

.service-card:hover::before,
.value-card:hover::before,
.team-member:hover::before {
  opacity: 1;
}

.service-card,
.value-card,
.team-member {
  position: relative;
  overflow: hidden;
}