@import url("https://fonts.googleapis.com/css2?family=Space+Grotesk:wght@500&display=swap");
/*font : Space Grotesk  , weight 500 */
:root {
  /*  primary  */
  --font1: Space Grotesk;
  --Red-input-errors: hsl(0, 100%, 66%);

  /* neutral */
  --White: hsl(0, 0%, 100%);
  --Lightgrayishviolet: hsl(270, 3%, 87%);
  --Darkgrayishviolet: hsl(279, 6%, 55%);
  --Verydarkviolet: hsl(278, 68%, 11%);
}

* {
  font-family: var(--font1);
}
html {
  display: flex;
  justify-content: center;
  align-items: center;
  height: 100%;
}
body {
  background: url(images/bg-main-desktop.png);
  background-repeat: no-repeat;
  display: grid;
  grid-template-columns: 1fr 1fr;
  grid-template-rows: 1fr 1fr;
  grid-row-gap: 40px;
}

.thanks-message {
  display: none;
  text-align: center;
  flex-direction: column;
  grid-row: 1 / 3;
  grid-column: 2 / 3;
  padding-top: 2em;
}
.thanks-logo {
  margin-left: auto;
  margin-right: auto;
  width: 70px;
}
#thank-you {
  text-transform: uppercase;
  letter-spacing: 2px;
}
#thank-you-paragraph {
  font-size: 0.8rem;
  color: hsl(276, 7%, 58%);
  margin: 0px;
}
#continue {
  width: 50%;
  margin-left: auto;
  margin-right: auto;
}

.card-infos {
  grid-row: 1 / 3;
  grid-column: 2 / 3;
  padding-top: 2em;
}
form {
  display: flex;
  flex-direction: column;
  width: 60%;
  margin-left: auto;
  margin-right: auto;
}
h5 {
  letter-spacing: 1px;
  font-size: 0.75rem;
  margin-top: 20px;
  margin-bottom: 5px;
}
.date-cvc-container {
  display: grid;
  grid-template-columns: 1fr 1fr 2fr;
}
#month,
#year {
  width: 80%;
}
#label-exp-date {
  grid-column: 1 / 3;
}
#label-cvc {
  grid-column: 3 / 4;
}
#month {
  grid-row: 2 / 3;
}
#year {
  grid-row: 2 / 3;
  grid-column: 2 / 3;
}
#cvc {
  grid-row: 2 / 3;
}

label {
  text-transform: uppercase;
}
input {
  box-sizing: border-box;
  padding-left: 15px;
  width: 100%;
  height: 35px;
  border-radius: 5px;
  border: 1px solid var(--Lightgrayishviolet);
}
input:focus {
  outline: none;
  border: 1px solid var(--Verydarkviolet);
}
::placeholder {
  font-weight: bold;
  color: var(--Lightgrayishviolet);
}
p {
  display: none;
  font-size: 0.8rem;
  margin-top: 0px;
  margin-bottom: 0px;
  color: var(--Red-input-errors);
}
#date-error {
  grid-row: 3 / 4;
  grid-column: 1 / 3;
}
#cvc-error {
  grid-column: 3 / 4;
}
.error-border {
  border: 1px solid var(--Red-input-errors);
}

button {
  border: none;
  border-radius: 5px;
  color: var(--Lightgrayishviolet);
  background-color: var(--Verydarkviolet);
  height: 40px;
  margin-top: 30px;
}
button:hover,
input:hover,
label:hover {
  cursor: pointer;
}
.card {
  box-sizing: border-box;
  color: var(--White);
  letter-spacing: 2px;
  text-transform: uppercase;
  padding: 1em;
  width: 447px;
  height: 245px;
  background: url(images/bg-card-front.png);
  background-repeat: no-repeat;
  justify-self: center;
  box-shadow: 0px 0px 25px rgba(0, 0, 0, 0.23);
  border-radius: 10px;
}

h3 {
  font-weight: 500;
  font-size: 1.8rem;
  text-align: center;
  letter-spacing: 3px;
  margin-bottom: 1.5em;
}
h4 {
  font-weight: lighter;
}
#name-card {
  margin-bottom: 0px;
  margin-left: 20px;
}
#date {
  margin-top: 0px;
  margin-right: 20px;
  float: right;
}
.card-back {
  background: url(images/bg-card-back.png);
  justify-self: end;
  text-align: right;
}
#cvc-card {
  margin-right: 30px;
  margin-top: 95px;
}

@media screen and (width<800px) {
  body {
    background: url(images/bg-main-mobile.png);
    background-repeat: no-repeat;
    background-size: 100% 300px;
    display: flex;
    flex-direction: column;
    grid-row-gap: 0px;
    width: 100%;
    align-items: center;
  }

  .thanks-message {
    position: absolute;
    top: 50%;
  }

  .card-infos {
    width: 100%;
    padding-top: 0em;
  }
  form {
    width: 85%;
  }

  .card {
    margin-top: -150px;
    margin-left: -50px;
    scale: 0.55;
  }
  .card-front {
    position: relative;
    top: 47px;
  }

  .card-back {
    position: relative;
    top: -125px;
    left: 50px;
    z-index: -1;
  }
}