/* ============================================
   Tresta Consulting AB — Animations
   Respects prefers-reduced-motion
   ============================================ */

/* Navbar scroll transition (main.js adds .scrolled) */
.site-header {
  transition: background 0.2s ease, backdrop-filter 0.2s ease;
}

/* Default state — elements start invisible */
.animate-fade-up,
.animate-fade-in {
  opacity: 0;
}

.animate-fade-up {
  transform: translateY(20px);
}

/* Visible state — reduced motion: show instantly */
.animate-fade-up.is-visible,
.animate-fade-in.is-visible {
  opacity: 1;
}

.animate-fade-up.is-visible {
  transform: translateY(0);
}

/* Animations — only when user prefers motion */
@media (prefers-reduced-motion: no-preference) {
  .animate-fade-up.is-visible {
    animation: fadeInUp 0.6s ease-out both;
  }

  .animate-fade-in.is-visible {
    animation: fadeIn 0.5s ease-out both;
  }

  @keyframes fadeInUp {
    from {
      opacity: 0;
      transform: translateY(20px);
    }
    to {
      opacity: 1;
      transform: translateY(0);
    }
  }

  @keyframes fadeIn {
    from {
      opacity: 0;
    }
    to {
      opacity: 1;
    }
  }

  /* Stagger delays */
  .animate-fade-up.delay-1.is-visible,
  .animate-fade-in.delay-1.is-visible {
    animation-delay: 0.1s;
  }

  .animate-fade-up.delay-2.is-visible,
  .animate-fade-in.delay-2.is-visible {
    animation-delay: 0.2s;
  }

  .animate-fade-up.delay-3.is-visible,
  .animate-fade-in.delay-3.is-visible {
    animation-delay: 0.3s;
  }

  .animate-fade-up.delay-4.is-visible,
  .animate-fade-in.delay-4.is-visible {
    animation-delay: 0.4s;
  }

  /* Card hover — subtle scale */
  .card {
    transition: transform 0.25s ease, border-color 0.2s;
  }

  .card:hover {
    transform: scale(1.01);
  }
}