style.css

@font-face {
  font-family: 'San Francisco';
  font-weight: 400;
  src: url('https://applesocial.s3.amazonaws.com/assets/styles/fonts/sanfrancisco/sanfranciscodisplay-regular-webfont.woff');
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  font-family: 'San Francisco';
  list-style-type: none;
}
:root {
  display: flex;
  flex-direction: column;
  align-items: center;
}

body {
  height: 100dvh;
}

nav {
  width: 61.25rem;
  & > ul {
    display: flex;
    width: 100%;
    justify-content: space-between;
    align-items: center;
    cursor: pointer;
    font-size: small;
  }
}

main {
  margin: 3.125rem auto;
  width: 61.25rem;
}

#produto {
  display: flex;
  & > #opcoes-produto {
    flex-grow: 0;
    flex-basis: 33.33333%;
  }
  & > #visualizacao {
    flex-grow: 0;
    flex-basis: 66.66666%;
  }
}

.link {
  color: #0066cc;
  cursor: pointer;
  &:hover {
    text-decoration: underline;
  }
}

#opcoes-produto {
  display: flex;
  flex-direction: column;
  & > h1 {
    width: 20rem;
    font-size: 2rem;
  }
}

.precos {
  margin: 0.875rem 0 0;
  padding: 0 0 0.625rem;
  font-size: 1.1rem;
  & > #parcelas {
    font-size: 0.8rem;
    color: #0066cc;
    display: flex;
    & :first-child {
      width: fit-content;
      margin-right: 0.3rem;
    }
    & p {
      width: fit-content;
    }
  }
  & #a-vista {
    font-size: 0.8rem;
  }
}

#opcoes {
  margin: 1.875rem 0 0;
  & h2 {
    font-size: 1.1rem;
  }
  & ul {
    display: flex;
    padding: 1.1rem 0 0 0;
    & li {
      margin: 0 0.5rem 0.5rem 0;
      & input {
        display: none;
      }
      & label {
        display: flex;
        justify-content: center;
        align-items: center;
        cursor: pointer;
        height: 2.625rem;
        width: 2.625rem;
        & > img {
          width: 2rem;
          mix-blend-mode: color;
        }
      }
      & input[type='radio']:checked + label {
        border-radius: 50%;
        border: 0.125rem solid #0066cc;
      }
    }
  }
}

#selo-carbono {
  display: flex;
  align-items: center;
  padding: 0.125rem 0 1rem 0.1875rem;
  & img {
    width: 1.5625rem;
  }
  & p {
    font-size: 0.75rem;
  }
}

#tamanho-caixa {
  margin-top: 1.875rem;
  & > div#opcoes-tamanho {
    display: flex;
    gap: 0.9375rem;
    & input {
      display: none;
    }
    & label {
      flex-basis: 50%;
      font-size: 1.1rem;
      font-weight: bold;
      height: 5rem;
      display: flex;
      justify-content: center;
      align-items: center;
      margin: 0.875rem 0 0;
      border: 0.00625rem solid #797979;
      border-radius: 0.625rem;
      cursor: pointer;
    }
    & input[type='radio']:checked + label {
      border: 0.125rem solid #0066cc;
    }
  }
}

#disclaimer {
  margin-top: 0.7rem;
  display: flex;
  flex-direction: column;
  font-size: 0.875rem;
  & > #saiba-mais {
    & > b {
      margin-left: 0.2rem;
    }
  }
}

#info-extra {
  padding-top: 1.25rem;
  display: flex;
  flex-direction: column;
  & > #info-principal {
    margin-top: 0.875rem;
    font-size: 0.875rem;
  }

  & > #info-secundaria {
    font-size: 0.75rem;
    color: #6e6e73;
  }
}

#entrega {
  padding: 2rem 0 0;
  font-size: 0.875rem;
  display: flex;
  position: relative;
  & > #icone {
    position: absolute;
    top: 2rem;
  }
  & #informacoes-entrega {
    line-height: 1.3rem;
    position: relative;
    left: 2rem;
    & > span {
      font-weight: bold;
    }
  }
}

#comprar {
  margin: 2.2rem 0;
  & > #adicionar-a-sacola {
    all: unset;
    cursor: pointer;
    width: 100%;
    text-align: center;
    font-size: 1.1rem;
    font-weight: 500;
    background-color: #0071e3;
    color: #fff;
    border-radius: 0.625rem;
    padding: 0.45rem;

    &:hover {
      background-color: #057bf1;
    }
  }
}

#comprar-depois {
  padding: 1.5rem 0 0;
  & > span {
    font-weight: bold;
  }
  & p {
    margin: 0 1.25rem 0 0;
  }
  & p:has(> svg) {
    display: flex;
    align-items: start;
    gap: 0.5rem;
    padding: 0.5rem 0 0;
  }
}

#visualizacao {
  margin: 0 0 0 5rem;
}

#selecionar-imagem {
  display: flex;
  justify-content: center;
  & li {
    padding: 0 1rem 0 0;
    & input {
      display: none;
    }
    & label > img {
      width: 2.875rem;
      padding: 0.25rem;
      padding-bottom: 0.5rem;
      cursor: pointer;
      border-bottom: 0.125rem solid hsla(0, 0%, 100%, 0);
      &:hover {
        border-color: #e8e8ed;
      }
    }
    & input[type='radio']:checked + label > img {
      border-color: #d2d2d6;
    }
  }
}

.caixa-pequena {
  transform: scale(0.9);
}