@import url('https://fonts.googleapis.com/css2?family=Space+Grotesk:wght@300..700&display=swap');

* {
    padding: 0;
    margin: 0;
    box-sizing: border-box;
}
:root {
    --Red-input-errors: hsl(0, 100%, 66%);
    --White: hsl(0, 0%, 100%);
    --Light-grayish-violet: hsl(270, 3%, 87%);
    --Dark-grayish-violet: hsl(279, 6%, 55%);
    --Placeholder-color: hsl(240, 2%, 80%);
    --Very-dark-violet: hsl(278, 68%, 11%); 
}
body {
    font-family: "Space Grotesk", sans-serif;
    font-weight: 500;
    font-size: 18px;
    display: flex;
    width: 100%;
    min-height: 100vh;
    position: relative;
}
body div {
    display: flex;
}

/* Left */
.left {
    flex-direction: column;
    align-items: center;
    justify-content: center;
    width: 35%;
    background: url("images/bg-main-desktop.png") no-repeat center/cover;
    gap: 40px;
}

.card {
    display: flex;
    flex-direction: column;
    text-align: center;
    width: 90%;
    height: 240px;
    max-width: 440px; /* Prevents it from getting too large */
    aspect-ratio: 447 / 245; /* Maintains the original aspect ratio */
    border-radius: 10px;
    padding: 1.8vw 2.2vw; /* Scales padding with screen size */
    color: var(--Light-grayish-violet);
    box-shadow: -10px 35px 19px 25px hsla(278, 68%, 11%,0.05);
}
.front {
    transform: translateX(35%);
    justify-content: space-between;
    background: url("images/bg-card-front.png") no-repeat center/cover;
}
.front img {
    width: 90px;
}
.card-bottom {
    display: flex;
    flex-direction: column;
}

#card-holder-number {
    color: var(--White);
    font-size: 2vw; /* Responsive text size */
    letter-spacing:3px;
    margin-bottom: 10px;
}
.name-date {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-top: 10px;
    font-size: 1vw;
    letter-spacing: 2px;
}
.name-date p {
    text-transform: uppercase;
   
}
.back{
    transform: translateX(55%);
    font-size: 1vw;
    letter-spacing: 2px;
    justify-content: center;
    align-items: end;
    background: url("images/bg-card-back.png") no-repeat center/cover;
}
.back span {
    padding-right: 24px;
}


/* Right */
.right {
    background-color: var(--White);
    width: 65%;
}
.form-container, .thank-you-container {
    display: flex;
    flex-direction: column;
    width: 40%;
    margin: auto 0;
    margin-left: 35%;
}
input {
    cursor: pointer;
    width: 100%;
    font-size: 18px;
    padding: 12px 20px;
    border-radius: 10px;
    border: 1px solid var(--Light-grayish-violet)
}
input::placeholder {
    color: var(--Placeholder-color);
}
input:focus, input:hover {
    outline: none !important;
    border: 2px solid transparent !important;
    background:linear-gradient(white, white) padding-box, 
    linear-gradient(45deg, hsl(249, 99%, 64%),  hsl(278, 94%, 30%)) border-box !important;
} 
input.error-border {
    border: 1px solid var(--Red-input-errors);
}
label {
    color: var(--Very-dark-violet);
    text-transform: uppercase;
    font-size: 12px;
    margin-bottom: 5px;
    letter-spacing: 1.3px;
}
.flexed {
    display: flex;
    flex-direction: column;
    margin: 10px 0;
}
.flex-date-cvc {
    display: flex;
    gap: 20px;
    margin-bottom: 30px;
}
.exp-date-container {
    width: 50%;
}
.full-date {
    display: flex;
    width: 100%;
    gap: 15px;
}
.full-date input {
    width: 50%;   
}
.cvc-container {
    width: 50%;
}
.confirm, .continue {
    cursor: pointer;
    font-size: 18px;
    height: 50px;
    border-radius: 10px;
    border: none;
    background-color: var(--Very-dark-violet);
    color: var(--White);
    letter-spacing: 1px;
    font-family: "Space Grotesk";
}
.confirm:hover , .continue:hover {
background-color: hsl(278, 69%, 6%);
}
.thank-you-container {
    text-align: center;
    
}
.thank-you-container img {
    align-self: center;
    width: 22%;
    margin-bottom: 30px;
}
.thank-you-container h1 {
    text-transform: uppercase;
    letter-spacing: 1px;
    font-weight: 500;
    font-size: 30px;
    color: var(--Very-dark-violet);
    margin-bottom: 20px;
}
.thank-you-container p {
    color: var(--Dark-grayish-violet);
    margin-bottom: 40px;
}

/* Error Messages*/
.error-msg, .format-error {
    display: none;
    font-size: 12px;
    color: var(--Red-input-errors);
}
/* Author */
    .attribution { 
        position: absolute;
        justify-content: center;
        font-size: 12px;  
        bottom: 0;
        width: 100%;
        font-weight: 700;
    }
    .attribution a { 
        color: hsl(228, 45%, 44%); 
    }
    .thank-you-container {
        display: none;
    }


/* Media Queries*/
 @media screen and (max-width: 1000px) {
    .form-container, .thank-you-container {
        width: 55%;
    }
    .card {
        width: 100%;
        height: 20%;
        box-shadow: -10px 35px 19px 25px hsla(278, 68%, 11%,0.07);
    }
 }

 @media screen and (max-width: 800px) {
    body {
        flex-direction: column;
        
    }
    .left {
        width: 100%;
        height: 30%; 
        background: url("images/bg-main-mobile.png") no-repeat center/cover;
    }
    
    .card {
        max-width: 350px;
        aspect-ratio: 350 / 245; 
        height: 200px;
        transform: translateX(0);
    }
    .back {
        transform: translate(10%, -65%);
    }
    .front {
        transform: translate(-10%, 115%);
        z-index: 2;
    }
    .name-container {
        margin-top: 80px;
    }
    #card-holder-number {
        font-size: 2.5vw;
    }
    .name-date {
        font-size: 1.4vw; 
        padding-bottom: 5px; 
    }
#cvc {
    font-size: 1.4vw; 
}
.right {
    width: 100%;
    height: 65%;
}
.form-container, .thank-you-container {
    width: 60%;
    margin: auto;
}.attribution { 
    position: relative;
  margin-top: 20px;
}

 }



 @media screen and (max-width: 400px) {
   .left{
    height: 30%;
   }
    .card {
        max-width: 300px; 
        aspect-ratio: 300 / 200; 
        height: 170px; 
        width: 80%; 
        padding: 4vw 3vw; 
    }
    .front img {
        width: 60px;
    }

    #card-holder-number {
        font-size: 4.5vw; 
    }
    .name-date {
        font-size: 2.4vw; 
    }
    #cvc {
        font-size: 2.4vw; 
    }
.right {
    height: 70%;
}
.form-container, .thank-you-container {
    width: 90%;
}

 }