:root {
    --Deep-Violet: #21092F;
    --Purplish-Grey: #8F8694;
}

body {
    font-family: "Space Grotesk", sans-serif;
    font-weight: 500;
    font-size: 18px;
    background-color: #FFF;
    color: var(--Deep-Violet, #21092F);
    text-transform: uppercase;
}
h1,
h2,
h3,
p {
    margin: 0;
}
.button {
    height: 53px; 
    border-radius: 8px;
    background-color: var(--Deep-Violet, #21092F);
    color: #FFF;
    border: none;
    cursor: pointer;
    transition: background-color 250ms;
}
.button:hover {
    background-color: #360a50;
}
.backdrop {
    width: 100%;
    height: 100%;
    display: flex;
    justify-content: center;
    align-items: center;
    position: fixed;
    background-color: #2f2f2f1a;
    top: 0;
    left: 0;
}
.modal {
    background-color: #FFF;
}
.content-container {
    margin: 0 auto;
}
.icon {
    display: block;
}
/* Cards */
.modal__cards-container {
    color: #FFF;
    background-color: #21092F;
}
.cards__card-back {
    background-image: linear-gradient(169deg, #FFF 5%, #D2D3D9 91.69%);
    box-shadow: 7px 20px 44px rgba(0, 0, 0, 0.15);
}
.card-back__line {
    width: 100%;
    background-color: #2F2F2F;
}
.card-back__cvc-container {
    background-color: #ADB5BE;
    border-radius: 4px;
    margin: 0 auto;
    display: flex;
    justify-content: flex-end;
    align-items: center;
}
.cards__card-front {
    background-image: 
        url(../images/bg-card-front.png),
        linear-gradient(164deg, #6348FE 4.74%, #610595 88.83%);
    background-size: cover;
    box-shadow: 7px 20px 44px rgba(0, 0, 0, 0.15);
}
.card-front__card-number {
    text-align: center;
}
.card-front__name-date-container {
    display: flex;
    justify-content: space-between;
}
.name-date-container__name {
    overflow: hidden;
}
.name-date-container__date-caontainer {
    display: flex;
}

/* Form */
.lable-any {
    font-size: 12px;
    letter-spacing: 2px;
    display: flex;
    flex-direction: column;
    gap: 9px;
    max-height: 68px;
    transition: max-height 250ms;
}
.modal__form-content-container {
    display: flex;
    flex-direction: column;
}
.input-any {
    display: block;
    min-height: 45px;
    max-height: 45px;
    outline: none;
    border-radius: 8px;
    border: 1px solid #DFDEE0;
    padding: 11px 16px;
    transition: border 500ms;
    background-color: #FFF;
    color: var(--Deep-Violet, #21092F);
    font-size: 18px;
    line-height: normal;
}
.input-any:focus {
    border: 1px solid var(--Gradient, #6348FE);
}
.input-any::placeholder {
    color: var(--Deep-Violet, #21092F);
    opacity: 0.25;
    text-transform: none;
}
.form__name-input {
    text-transform: capitalize;
}
.form__date-cvc-container {
    display: flex;
}
.form__date-container {
    display: flex;
}
.complete__icon {
    margin: 0 auto;
    margin-bottom: 35px;
}
.complete__thank-para {
    text-align: center;
    font-size: 28px;
    letter-spacing: 3.422px;
    margin-bottom: 16px;
}
.complete__para {
    text-transform: none;
    color: var(--Purplish-Grey, #8F8694);
    text-align: center;
    font-size: 18px;
    margin-bottom: 48px;
}

@media (max-width: 1439px) {
    .modal {
        width: 375px;
        min-height: 704px;
        border-radius: 10px;
        height: auto;
    }
    .content-container:not(.modal__cards-container) {
        width: 327px;
    }
    .button {
        width: 327px;
        margin-bottom: 45px;
    }
    /* Form */ 
    /* Cards */
    .modal__cards-container {
        padding-top: 32px;
        position: relative;
        height: 240px;
        background-image: url(../images/bg-main-mobile.png);
        background-repeat: no-repeat;
        border-radius: 10px 10px 0 0;
    }
    .cards__card-back {
        width: 286px;
        height: 157px;
        padding-top: 15px;
        margin-left: auto;
        border-radius: 6px;
        margin-right: 16px;
    }
    .card-back__line {
        height: 35px;
        margin-bottom: 15.4px;
    }
    .card-back__icon {
        display: none;
    }
    .card-back__cvc-container {
        width: 231px;
        height: 30px;
        padding-right: 11px;
        font-size: 9px;
        letter-spacing: 1.286px;
    }
    .cards__card-front {
        width: 285px;
        height: 156px;
        padding: 17px;
        border-radius: 6px;
        position: absolute;
        top: 126.4px;
        left: 17px;
    }
    .card-front__icon {
        margin-bottom: 37px;
    }
    .card-front__card-number {
        letter-spacing: 2.5px;
        margin-bottom: 17px;
    }
    .card-front__name-date-container {
        font-size: 9px;
        letter-spacing: 1.286px;
    }

    /* Form */
    .modal__form,
    .modal__complete-container {
        padding-top: 91px;
    }
    .modal__form-content-container {
        gap: 20px;
    }
    .form__date-cvc-container {
        gap: 11px;
        margin-bottom: 8px;
    }
    .form__date-container {
        gap: 8px;
    }
    .form__date-lable {
        width: 72px;
    }
    .form__cvc-lable {
        width: 164px;
    }
    /* Complete */
}
@media (min-width: 1440px) {
    .modal {
       width: 100vw;
       max-height: 100vh; 
       display: flex;
    }
    .button {
        width: 381px;
    }
    /* Cards */
    .modal__cards-container {
        width: 483px;
        height: 100vh;
        background-image: url(../images/bg-main-desktop.png);
        background-repeat: no-repeat;
        background-size: cover;
        display: flex;
        flex-direction: column-reverse;
        justify-content: center;
    }
    .cards__card-back,
    .cards__card-front {
        width: 447px;
        height: 245px;
        border-radius: 10px;
    }
    .cards__card-back {
        padding-top: 23px;
        position: relative;
        left: 258px;
    }
    .card-back__line {
        height: 54px;
        margin-bottom: 24px;
    }
    .card-back__cvc-container {
        width: 361px;
        height: 38px;
        padding-right: 16px;
        font-size: 14px;
        letter-spacing: 2px;
        margin-bottom: 33px;
    }
    .card-back__icon {
        margin: 0 auto;
    }
    .cards__card-front {
      padding: 28px 32px 32px 26.5px;  
      margin-bottom: 37px;
      position: relative;
      left: 164px;

    }
    .card-front__icon {
        width: 84px;
        height: 47px;
        margin-bottom: 64px;
    }
    .card-front__card-number {
        font-size: 28px;
        letter-spacing: 3.422px;
        margin-bottom: 25.5px;
    }
    .card-front__name-date-container {
        font-size: 14px;
        letter-spacing: 2px;
    }
    /* Form */
    .modal__form {
        flex-grow: 1;
        display: flex;
        justify-content: center;
        align-items: center;
    }
    .modal__form-content-container {
        width: 381px;
        gap: 26px;
    }
    .form__date-cvc-container {
        gap: 20px;
        margin-bottom: 14px;
    }
    .form__date-container {
        gap: 10px;
    }

    .form__date-lable {
        width: 80px;
    }

    .form__cvc-lable {
        width: 191px;
    }
    /* Complete */
    .modal__complete-container {
        flex-grow: 1;
        display: flex;
        justify-content: center;
        align-items: center;
    }
}



.not-active {
    display: none;
}
.not-valid,
.not-valid:focus {
    border: 1px solid #FF5050;
}
.invalid-message {
    display: block;
    color: #FF5050;
    font-size: 12px;
    text-transform: none;
    letter-spacing: normal;
    text-align: left;
}



.attribution {
    text-transform: none;
    font-size: 11px;
    text-align: center;
    position: fixed;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
}

.attribution a {
    color: hsl(228, 45%, 44%);
}