```css
/* ==================================================
   NX UNIVERSAL FORM
   WHITE PREMIUM V2
================================================== */

.nx-form {
    width: 100%;
    display: flex;
    flex-direction: column;

    box-sizing: border-box;
}


/* ==================================================
   FIELD
================================================== */

.nx-field {
    width: 100%;

    display: flex;
    flex-direction: column;

    gap: .625rem;

    margin-bottom: 1.5rem;
}


/* ==================================================
   LABEL
================================================== */

.nx-field label {
    display: block;

    margin: 0;

    color: #202020;

    font-size: .8125rem;
    line-height: 1.4;
    font-weight: 600;

    letter-spacing: .01em;
}


/* ==================================================
   INPUT + SELECT
================================================== */

.nx-field input,
.nx-field select {
    width: 100%;
    min-height: 3.75rem;

    margin: 0;
    padding: .875rem 1.125rem;

    box-sizing: border-box;

    border: 1px solid #e2e2df;
    border-radius: .625rem;

    background: #f8f8f6;
    color: #171717;

    font-family: inherit;
    font-size: .9375rem;
    line-height: 1.4;
    font-weight: 500;

    outline: none;

    transition:
        background-color .25s ease,
        border-color .25s ease,
        box-shadow .25s ease,
        transform .25s ease;
}


/* ==================================================
   PLACEHOLDER
================================================== */

.nx-field input::placeholder {
    color: #8b8b88;
    opacity: 1;
}


/* ==================================================
   HOVER
================================================== */

.nx-field input:hover,
.nx-field select:hover {
    border-color: #d0d0cc;
    background: #fafaf8;
}


/* ==================================================
   FOCUS
================================================== */

.nx-field input:focus,
.nx-field select:focus {
    border-color: #1b1b1b;

    background: #ffffff;

    box-shadow:
        0 0 0 .1875rem rgba(0, 0, 0, .06);
}


/* ==================================================
   SELECT
================================================== */

.nx-field select {
    appearance: none;
    -webkit-appearance: none;

    cursor: pointer;

    padding-right: 3.25rem;

    background-image:
        linear-gradient(
            45deg,
            transparent 50%,
            #444 50%
        ),
        linear-gradient(
            135deg,
            #444 50%,
            transparent 50%
        );

    background-position:
        calc(100% - 1.35rem) 50%,
        calc(100% - 1.05rem) 50%;

    background-size:
        .375rem .375rem,
        .375rem .375rem;

    background-repeat: no-repeat;
}


/* ==========================================
   NX FORM SUBMIT
========================================== */

.nx-form .nx-form-submit {
    width: 100% !important;
    min-height: 3.5rem !important;

    display: inline-flex !important;
    align-items: center !important;
    justify-content: center !important;

    margin: .25rem 0 0 !important;
    padding: .875rem 1.5rem !important;

    box-sizing: border-box !important;

    border: 1px solid #171717 !important;
    border-radius: .625rem !important;

    background-color: #171717 !important;
    background-image: linear-gradient(
        135deg,
        #222222 0%,
        #111111 100%
    ) !important;

    color: #ffffff !important;

    font-family: inherit !important;
    font-size: .8125rem !important;
    line-height: 1 !important;
    font-weight: 700 !important;

    letter-spacing: .06em !important;
    text-transform: uppercase !important;

    cursor: pointer !important;

    box-shadow:
        0 .5rem 1.25rem rgba(0, 0, 0, .10) !important;

    transition:
        background .25s ease,
        border-color .25s ease,
        color .25s ease,
        transform .25s ease,
        box-shadow .25s ease !important;
}


/* ==========================================
   HOVER
========================================== */

.nx-form .nx-form-submit:hover {
    background-color: #ffffff !important;
    background-image: none !important;

    color: #171717 !important;

    border-color: #171717 !important;

    transform: translateY(-1px);

    box-shadow:
        0 .625rem 1.5rem rgba(0, 0, 0, .12) !important;
}


/* ==========================================
   ACTIVE
========================================== */

.nx-form .nx-form-submit:active {
    transform: translateY(0);

    box-shadow:
        0 .25rem .75rem rgba(0, 0, 0, .08) !important;
}


/* ==================================================
   SUBMIT HOVER
================================================== */

.nx-form-submit:hover {
    background: #ffffff;
    color: #171717;

    border-color: #171717;

    transform: translateY(-1px);

    box-shadow:
        0 .5rem 1.25rem rgba(0, 0, 0, .08);
}


/* ==================================================
   SUBMIT ACTIVE
================================================== */

.nx-form-submit:active {
    transform: translateY(0);
}


/* ==================================================
   RESPONSE
================================================== */

.nx-form-response {
    width: 100%;

    margin-top: 1rem;

    color: #555552;

    font-size: .8125rem;
    line-height: 1.5;
}


/* ==================================================
   MOBILE
================================================== */

@media (max-width: 767px) {

    .nx-field {
        margin-bottom: 1.25rem;
        gap: .5625rem;
    }

    .nx-field input,
    .nx-field select {
        min-height: 3.5rem;

        padding-left: 1rem;
        padding-right: 1rem;
    }

    .nx-form-submit {
        min-height: 3.5rem;

        margin-top: .125rem;
    }

}
```