:root {
  --Tomato: hsl(4, 100%, 67%);
  --Dark-Slate-Grey: hsl(234, 29%, 20%);
  --Charcoal-Grey: hsl(235, 18%, 26%);
  --Grey: hsl(231, 7%, 60%);
  --White: hsl(0, 0%, 100%);
}

html {
  display: flex;
  justify-content: center;
  align-items: center;
}

body {
  font-family: "Roboto", sans-serif;
  font-size: 16px;
  color: var(--Charcoal-Grey);
  background-color: var(--Dark-Slate-Grey);
  margin: 0;
  padding: 0;
  display: flex;
  justify-content: center;
  align-items: center;
  width: 1440px;
  height: 100vh;
  position: relative;
}

/* Card */
.card {
  width: 900px;
  height: 636px;
  border-radius: 16px;
  box-sizing: border-box;
  background-color: var(--White);
  display: grid;
  grid-template: 1fr / 1fr 1fr;
  gap: 32px;
  padding: 0px 32px;
}

/* Card content */
.card__content {
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: flex-start;
  grid-area: 1 / 1;
  margin: 67px 0px;
  padding: 0px 16px 32px 16px;
}

.card__content h1 {
  font-size: 48px;
  font-weight: 700;
  line-height: 48px;
  color: var(--Dark-Slate-Grey);
}

.card__content p {
  color: var(--Grey);
  line-height: 24px;
  margin-top: 0px;
}

.card__content ul {
}

.card__content li {
  line-height: 24px;
  color: var(--Grey);
  list-style-image: url("../images/icon-list.svg");
  padding-left: 4px;
  margin-bottom: 16px;
}

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

.card__content form label {
  position: relative;
  font-size: 14px;
  font-weight: 700;
  color: var(--Dark-Slate-Grey);
  margin-bottom: 8px;
}

.card__content form span#spanValidEmail {
  visibility: hidden;
  color: var(--Tomato);
  position: absolute;
  right: 0px;
}

.card__content form input {
  width: 386px;
  height: 50px;
  border: 1px solid var(--Grey);
  border-radius: 8px;
  margin-bottom: 16px;
  padding-left: 16px;
  font-size: 12px 16px;
}

.card__content form button {
  width: 100%;
  height: 48px;
  border-radius: 8px;
  background-color: var(--Dark-Slate-Grey);
  font-size: 16px;
  font-weight: 700;
  color: var(--White);
  padding: 12px 0px;
}

.card__content form button:hover {
  background-color: var(--Tomato);
}

/* Card image */
.card__image {
  grid-area: 1 / 2;
  margin-top: 32px;
  margin-bottom: 32px;
  box-sizing: border-box;
}

.card__image img {
  width: 386px;
  height: 572px;
  object-fit: cover;
  border-radius: 16px;
}

/* Popup */
.popup__success {
  visibility: hidden;
  width: 500px;
  height: 468px;
  background-color: var(--White);
  position: absolute;
  border-radius: 16px;
  padding: 32px 48px;
  box-sizing: border-box;
}

.popup__success img {
  width: 60px;
  height: 60px;
  height: auto;
  margin-top: 16px;
  margin-bottom: 32px;
}

.popup__success h1 {
  font-size: 48px;
  line-height: 48px;
  font-weight: 700;
  color: var(--Dark-Slate-Grey);
  margin: 0px;
  margin-bottom: 32px;
}

.popup__success p {
  font-size: 16px;
  color: var(--Grey);
  margin-bottom: 32px;
}

.popup__success span#emailSpan {
  font-weight: 700;
}

.popup__success button {
  width: 100%;
  height: 48px;
  font-size: 16px;
  font-weight: 700;
  color: var(--White);
  background-color: var(--Dark-Slate-Grey);
  border-radius: 8px;
}

.popup__success button:hover {
  background-color: var(--Tomato);
}

@media (max-width: 900px) {
  * {
    box-sizing: border-box;
    padding: 0px;
    margin: 0px;
  }

  .body {
    width: 100%;
    height: 100vh;
    background-color: var(--White);
  }

  .card {
    width: 100%;
    height: 100vh;
    grid-template: auto auto / 1fr;
    border-radius: 0px;
    box-sizing: border-box;
    padding: 0px;
    margin: 0px;
    gap: 0;
  }

  .card__content {
    grid-area: 2 / 1;
    margin: 0px;
    padding-bottom: 0px;
  }

  .card__image {
    width: 100%;
    grid-area: 1 / 1;
    margin: 0px;
  }

  .card__content h1 {
    font-size: 2.5rem;
    line-height: 2.5rem;
  }

  .card__content p {
    font-size: 14px;
    margin: 16px 0px;
  }

  .card__content ul {
    font-size: 14px;
    margin-left: 30px;
  }

  .card__content li {
  }

  .card__image img {
    width: 100%;
    height: 50vh;
    src: url("../images/image-intro-mobile.jpg");
    border-top-left-radius: 0px;
    border-top-right-radius: 0px;
  }

  .card__content from {
    padding: 0px;
  }

  .card__content form input {
    width: 100%;
  }

  .card__content form button {
    width: 100%;
  }

  .popup__success {
    width: 100%;
    height: 100%;
    border-radius: 0px;
  }
}