.otp-input {
    min-width: 35px;    /* fixed width */
    height: 50px;       /* taller for better UX */
    font-size: 20px;    /* bigger digits */
    border-radius: 8px; /* smooth corners */
    margin: 0 2px;      /* fallback spacing */
    flex: 1;            /* Make inputs auto-resize equally */
}
/* OTP container responsive behavior */
.otp-wrapper {
    display: flex;
    justify-content: center;
    gap: 2px;
}

.otp-input {
    width: 42px;              /* ✅ fixed width */
    height: 50px;
    font-size: 20px;
    text-align: center;
    border-radius: 8px;
    padding: 0;
    flex: 0 0 auto;           /* ✅ IMPORTANT */
    box-sizing: border-box;
}

/* On small screens */
@media (max-width: 480px) {
    .otp-input {
        width: 38px;
        height: 46px;
        font-size: 18px;
        min-width: 38px;
        font-size: 18px;
        padding: 6px;
    }
    .otp-wrapper {
        gap: 6px;
    }
}

/* Extra small screens */
@media (max-width: 350px) {
    .otp-input {
        min-width: 32px;
        font-size: 16px;
        padding: 5px;
    }
    .otp-wrapper {
        gap: 4px;
    }
}