html {
      scroll-behavior: smooth;
    }
    @keyframes fadeInUp {
      0% { opacity: 0; transform: translateY(20px); }
      100% { opacity: 1; transform: translateY(0); }
    }
    @keyframes modalFadeIn {
      0% { opacity: 0; transform: translateY(-20px) scale(0.95); }
      100% { opacity: 1; transform: translateY(0) scale(1); }
    }
    @keyframes modalFadeOut {
      0% { opacity: 1; transform: translateY(0) scale(1); }
      100% { opacity: 0; transform: translateY(-20px) scale(0.95); }
    }
    .fade-in-up { animation: fadeInUp 0.6s ease-out forwards; }
    .modal-animate-in { animation: modalFadeIn 0.35s ease-out forwards; }
    .modal-animate-out { animation: modalFadeOut 0.25s ease-in forwards; }