*,
*::before,
*::after {
  box-sizing: border-box;
}
* {
  margin: 0;
  padding: 0;
  font: inherit;
}
img,
svg {
  display: block;
  max-width: 100%;
}
button {
  background: inherit;
  border: none;
  cursor: pointer;
}
[role="list"] {
  list-style: none;
}
:root {
  --clr-Very-Dark-Gray: hsl(0, 0%, 17%);
  --clr-Dark-Gray: hsl(0, 0%, 59%);
  --fs-base: 1.125rem;
  --fw-regular: 400;
  --fw-bold: 500;
  --fw-extrabold: 700;
}
body {
  min-height: 100vh;
  padding: 24px;
  font-family: "Rubik";
  font-weight: var(--fw-regular);
  line-height: 1.5;
  background-color: #e2e2e2;
}
.background {
  position: absolute;
  inset: 0;
  display: grid;
  grid-template-rows: auto 1fr;
  & img {
    width: 100%;
    max-height: 300px;
    object-fit: cover;
  }
}
main > * {
  position: relative;
  z-index: 1000;
}
h1 {
  font-size: 1.5rem;
  font-weight: var(--fw-bold);
  text-align: center;
  color: white;
}
.ip-form {
  --_border-radius: 16px;
  margin-block-start: 24px;
  max-width: 34.75rem;
  margin-inline: auto;
  display: flex;
  justify-content: space-between;
  background-color: white;
  border-radius: 16px;
  & > * {
    &:focus-visible {
      position: relative;
      outline: 4px solid green;
      outline-offset: 2px;
    }
  }
  & input {
    display: block;
    flex-grow: 1;
    min-width: 0;
    padding-inline: 24px;
    font-size: 1.25rem;
    color: var(--clr-Very-Dark-Gray);
    cursor: pointer;
    border-top-left-radius: var(--_border-radius);
    border-bottom-left-radius: var(--_border-radius);
    border: none;
    &::placeholder {
      font-size: 0.875rem;
    }
    &:focus-visible {
      & + button:hover {
        transform: scale(1.2);
      }
    }
    &:not(:placeholder-shown):focus-visible:invalid {
      outline: 4px solid orange;
    }
  }
  & button {
    flex-shrink: 0;
    width: 3.5rem;
    aspect-ratio: 1;
    display: inline grid;
    place-content: center;
    background-color: var(--clr-Very-Dark-Gray);
    border-top-right-radius: var(--_border-radius);
    border-bottom-right-radius: var(--_border-radius);
    @media (hover: hover) {
      &:hover {
        background-color: hsl(from var(--clr-Very-Dark-Gray) h s calc(l + 10));
      }
    }
    &:focus-visible {
      background-color: hsl(from var(--clr-Very-Dark-Gray) h s calc(l + 10));
    }
  }
}
.field-wrapper {
  text-align: center;
  margin-block-start: 24px;
  max-width: 69.5rem;
  margin-inline: auto;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 12rem), 1fr));
  gap: 18px;
  padding-block: 24px;
  background-color: white;
  border-radius: 16px;
  overflow: hidden;
  & h2 {
    font-size: 0.625rem;
    color: var(--clr-Dark-Gray);
    font-weight: var(--fw-extrabold);
    text-transform: uppercase;
    letter-spacing: 0.125rem;
  }
  & p {
    min-height: 1.875rem;
    margin-block-start: 4px;
    font-size: 1.25rem;
    font-weight: var(--fw-bold);
  }
}

@media (min-width: 840px) {
  .background {
    & img {
      max-height: 280px;
    }
  }
  h1 {
    font-size: 1.875rem;
  }
  .ip-form {
    & input {
      padding-inline: 1.5rem;
      font-size: 1.1875rem;
      &::placeholder {
        font-size: 1.125rem;
      }
    }
    & button {
      width: 3.625rem;
    }
  }
  .field-wrapper {
    margin-block-start: 48px;
    text-align: start;
    padding-block-start: 32px;
    padding-inline: 32px;
    gap: 64px;
    & h2 {
      font-size: 0.75rem;
    }
    & p {
      font-size: 1.625rem;
    }
  }
}