/* Анимации для фоновых элементов */
@keyframes float {
    0% {
        transform: translate(0, 0) rotate(0deg);
    }
    25% {
        transform: translate(50px, -50px) rotate(90deg);
    }
    50% {
        transform: translate(100px, 0) rotate(180deg);
    }
    75% {
        transform: translate(50px, 50px) rotate(270deg);
    }
    100% {
        transform: translate(0, 0) rotate(360deg);
    }
}

@keyframes glow {
    0% {
        filter: drop-shadow(0 0 5px rgba(0, 255, 136, 0.5));
    }
    50% {
        filter: drop-shadow(0 0 20px rgba(0, 255, 136, 0.8));
    }
    100% {
        filter: drop-shadow(0 0 5px rgba(0, 255, 136, 0.5));
    }
}

.background-elements {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
    overflow: hidden;
}

.card, .chip {
    position: absolute;
    opacity: 0.2;
    animation: float 20s infinite linear, glow 3s infinite ease-in-out;
}

.card {
    width: 80px;
    height: 120px;
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.1), rgba(255, 255, 255, 0.05));
    border-radius: 10px;
    border: 1px solid rgba(0, 255, 136, 0.3);
}

.chip {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    background: radial-gradient(circle at 30% 30%, rgba(0, 255, 136, 0.3), rgba(0, 255, 136, 0.1));
    border: 2px solid rgba(0, 255, 136, 0.5);
}

/* Позиционирование элементов */
.card:nth-child(1) { top: 10%; left: 5%; animation-delay: 0s; }
.card:nth-child(2) { top: 30%; left: 15%; animation-delay: -2s; }
.card:nth-child(3) { top: 50%; left: 25%; animation-delay: -4s; }
.card:nth-child(4) { top: 70%; left: 35%; animation-delay: -6s; }
.card:nth-child(5) { top: 90%; left: 45%; animation-delay: -8s; }

.chip:nth-child(6) { top: 20%; left: 75%; animation-delay: -1s; }
.chip:nth-child(7) { top: 40%; left: 85%; animation-delay: -3s; }
.chip:nth-child(8) { top: 60%; left: 65%; animation-delay: -5s; }
.chip:nth-child(9) { top: 80%; left: 55%; animation-delay: -7s; }
.chip:nth-child(10) { top: 20%; left: 25%; animation-delay: -9s; }