/* ==========================================================================
   assets/css/motion.css — Motor de Animação GPU e Classes de Revelação
   ========================================================================== */

/* Classes de Revelação por Scroll (Ativadas pelo IntersectionObserver) */
.reveal-init {
    opacity: 0;
    transform: translateY(28px);
    transition: opacity 0.75s cubic-bezier(0.16, 1, 0.3, 1),
                transform 0.75s cubic-bezier(0.16, 1, 0.3, 1);
    will-change: opacity, transform;
}

.reveal-init.revealed {
    opacity: 1;
    transform: translateY(0);
}

/* Revelações com atrasos escalonados (Stagger) */
.delay-1 { transition-delay: 100ms; }
.delay-2 { transition-delay: 200ms; }
.delay-3 { transition-delay: 300ms; }
.delay-4 { transition-delay: 400ms; }
.delay-5 { transition-delay: 500ms; }

/* Efeito de Escala suave */
.reveal-scale {
    opacity: 0;
    transform: scale(0.94);
    transition: opacity 0.7s cubic-bezier(0.16, 1, 0.3, 1),
                transform 0.7s cubic-bezier(0.16, 1, 0.3, 1);
}

.reveal-scale.revealed {
    opacity: 1;
    transform: scale(1);
}

/* Flutuação Contínua (Subtle Float) */
.float-subtle {
    animation: floatAnimation 6s ease-in-out infinite;
}

@keyframes floatAnimation {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-8px); }
}

/* Brilho Pulsante */
.pulse-glow {
    animation: pulseGlow 4s ease-in-out infinite alternate;
}

@keyframes pulseGlow {
    0% { filter: drop-shadow(0 0 10px rgba(0, 240, 255, 0.2)); }
    100% { filter: drop-shadow(0 0 25px rgba(0, 240, 255, 0.5)); }
}

/* Respeito à Acessibilidade (Prefers 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;
    }
    
    .reveal-init, .reveal-scale {
        opacity: 1 !important;
        transform: none !important;
        transition: none !important;
    }

    .tilt-card {
        transform: none !important;
    }
}