.shine-button {
    position: relative;
    overflow: hidden;
}

.shine-button::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    
    background: linear-gradient(
        120deg,
        rgba(255, 255, 255, 0) 0%,
        rgba(255, 255, 255, 0.6) 60%,
        rgba(255, 255, 255, 0) 80%
    );
    
    transform: rotate(30deg);

    animation: shine-animation 5s infinite linear;
    filter: blur(2px);
    pointer-events: none;
}

.animate-once {
    position: relative;
}

.fade-in-element {
    opacity: 0;
    transform: translateX(550px);
    transition: 
        opacity 0.8s ease-out, 
        transform 0.8s cubic-bezier(0.25, 0.46, 0.45, 0.94);
    transition-delay: 0.5s;
}
.is-visible .fade-in-element {
    opacity: 1;
    transform: translateX(0);
}

.animate-once p:nth-child(1) { transition-delay: 0.5s; }
.animate-once p:nth-child(2) { transition-delay: 1.0s; }
.animate-once p:nth-child(3) { transition-delay: 1.5s; }
.animate-once p:nth-child(4) { transition-delay: 2.0s; }
.animate-once p:nth-child(5) { transition-delay: 2.5s; }

.animate-once div:nth-child(1) { transition-delay: 1s; }
.animate-once div:nth-child(2) { transition-delay: 2s; }
.animate-once div:nth-child(3) { transition-delay: 3s; }
.animate-once div:nth-child(4) { transition-delay: 4s; }
.animate-once div:nth-child(5) { transition-delay: 5s; }

.animate-once .animated_number_img {
    animation: pulse-grow-shrink 3s linear;
}

.animate-once .animated_number_img:nth-child(1) { animation-delay: 0.5s; }
.animate-once .animated_number_img:nth-child(3) { animation-delay: 1.5s; }
.animate-once .animated_number_img:nth-child(5) { animation-delay: 2.5s; }
.animate-once .animated_number_img:nth-child(7) { animation-delay: 3.5s; }

.animation-ok {
    transform: scale(0);
    transform-origin: center;
    transition: 
        transform 0.5s cubic-bezier(0.4, 0, 0.2, 1),
        opacity 0.5s linear;
    opacity: 0;
}

.is-visible .animation-ok {
    transform: scale(1);
    opacity: 1;
}

.animation-ok:nth-child(1) { transition-delay: 0.5s; }
.animation-ok:nth-child(2) { transition-delay: 1.0s; }
.animation-ok:nth-child(3) { transition-delay: 1.5s; }
.animation-ok:nth-child(4) { transition-delay: 2.0s; }
.animation-ok:nth-child(5) { transition-delay: 2.5s; }

@keyframes shine-animation {
    0% {
        transform: translateX(-100%) translateY(-100%) rotate(30deg);
        opacity: 0;
    }
    50% {
        transform: translateX(0) translateY(0) rotate(30deg);
        opacity: 1;
    }
    100% {
        transform: translateX(100%) translateY(100%) rotate(30deg);
        opacity: 0;
    }
}

@keyframes pulse-grow-shrink {
    0% {
        transform: scale(1);
    }
    50% {
        transform: scale(calc(72 / 36));
    }
    100% {
        transform: scale(1);
    }
}