/* animations.css */

/* --- ANIMAÇÕES BÁSICAS (KEYFRAMES) --- */

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

@keyframes fadeInUpEnhanced {
    from {
        opacity: 0;
        transform: translateY(3rem) scale(0.98);
    }
    to {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}

@keyframes fadeInDown {
    from {
        opacity: 0;
        transform: translateY(-3rem);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeInLeft {
    from {
        opacity: 0;
        transform: translateX(-3rem);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes fadeInRight {
    from {
        opacity: 0;
        transform: translateX(3rem);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

@keyframes falling {
    0% {
        transform: translateY(-10%) rotate(0deg);
        opacity: 0;
    }
    10%, 90% {
        opacity: 1;
    }
    100% {
        transform: translateY(calc(100% + 20px)) rotate(360deg);
        opacity: 0;
    }
}

@keyframes pulse {
    0% { box-shadow: 0 0 0 0 rgba(0, 168, 89, 0.7); }
    70% { box-shadow: 0 0 0 15px rgba(0, 168, 89, 0); }
    100% { box-shadow: 0 0 0 0 rgba(0, 168, 89, 0); }
}

@keyframes pulse-reborn {
    0% {
        transform: scale(0.95);
        opacity: 0.7;
    }
    70% {
        transform: scale(1.6);
        opacity: 0;
    }
    100% {
        transform: scale(0.95);
        opacity: 0;
    }
}

/* --- CLASSES DE ANIMAÇÃO REUTILIZÁVEIS --- */
.animate {
    opacity: 0;
    visibility: hidden;
    will-change: transform, opacity, visibility;
}

.animate.in-view {
    opacity: 1;
    visibility: visible;
    animation: fadeInUpEnhanced 0.8s cubic-bezier(0.19, 1, 0.22, 1) forwards;
}

/* Animação sequencial */
.fade-in-seq > .animate.in-view {
    animation-delay: var(--stagger-delay, 0s);
}

.fade-in-seq > .animate:nth-child(1) { --stagger-delay: 0.1s; }
.fade-in-seq > .animate:nth-child(2) { --stagger-delay: 0.2s; }
.fade-in-seq > .animate:nth-child(3) { --stagger-delay: 0.3s; }
.fade-in-seq > .animate:nth-child(4) { --stagger-delay: 0.4s; }
.fade-in-seq > .animate:nth-child(5) { --stagger-delay: 0.5s; }
.fade-in-seq > .animate:nth-child(6) { --stagger-delay: 0.6s; }

/* Classes para animações específicas */
.pulse-on-hover {
    position: relative;
    transition: transform 0.2s ease-in-out;
}

.pulse-on-hover:hover {
    transform: scale(1.05);
}

.pulse-on-hover::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    border-radius: inherit;
    background-color: var(--primary-color);
    z-index: -1;
    opacity: 0;
    pointer-events: none;
}

.pulse-on-hover:hover::before {
    opacity: 1;
    animation: pulse-reborn 1.5s infinite;
}

.img-zoom {
    transition: transform 0.8s cubic-bezier(0.165, 0.84, 0.44, 1);
    will-change: transform;
}

.img-zoom:hover {
    transform: scale(1.05);
}

/* EFEITO 3D TILT NOS CARDS */
.features-grid {
    perspective: 1500px;
}

.tilt-card {
    transform-style: preserve-3d;
    transition: transform 0.1s linear;
    will-change: transform;
}

/* EFEITO DE NEVE */
.snowflakes-newsletter {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    overflow: hidden;
    pointer-events: none;
    z-index: 0;
}

.snowflake {
    position: absolute;
    top: -10%;
    color: white;
    font-size: 1.2rem;
    opacity: 0;
    filter: drop-shadow(0 0 3px rgba(0, 46, 93, 0.5));
    animation: falling linear infinite;
    user-select: none;
    will-change: transform, opacity;
}