.grad-border {
    position: relative;
    background:
        linear-gradient(#151B33, #151B33) padding-box,
        linear-gradient(135deg, rgba(3, 255, 158, 0.35), rgba(37, 99, 235, 0.25) 45%, rgba(255, 255, 255, 0.04) 80%) border-box;
    border: 1px solid transparent;
}

.grad-border-soft {
    position: relative;
    background:
        linear-gradient(#151B33, #151B33) padding-box,
        linear-gradient(135deg, rgba(255, 255, 255, 0.12), rgba(255, 255, 255, 0.02)) border-box;
    border: 1px solid transparent;
}

.btn-neon {
    position: relative;
    background: #03FF9E;
    color: #0B1124;
    box-shadow: 0 0 0 0 rgba(3, 255, 158, 0);
    transition:
        box-shadow 0.35s ease,
        transform 0.2s ease,
        background 0.2s;
}

.btn-neon:hover {
    background: #02d483;
    box-shadow: 0 18px 50px -18px rgba(3, 255, 158, 0.6);
    transform: translateY(-1px);
}