@keyframes slideUp {
    from {
        opacity: 0;
        transform: translateY(40px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}
@keyframes float {
    0%,
    100% {
        transform: translateY(0);
    }
    50% {
        transform: translateY(-6px);
    }
}

.feature-card {
    display: flex;
    align-items: center;
    gap: 1rem;
    background: rgba(31, 41, 55, 0.4);
    padding: 1rem;
    border-radius: 0.5rem;
    backdrop-filter: blur(8px);
    color: #fff;
    opacity: 0;
    transform: translateY(40px);
    animation: slideUp 0.8s forwards, float 6s 1s infinite ease-in-out;
}
.feature-card:nth-child(1) {
    animation-delay: 0.1s, 1.1s;
}
.feature-card:nth-child(2) {
    animation-delay: 0.25s, 1.25s;
}
.feature-card:nth-child(3) {
    animation-delay: 0.4s, 1.4s;
}
.feature-card i {
    transition: transform 0.3s;
}
.feature-card:hover i {
    transform: scale(1.15) rotate(6deg);
}