:root {
  --clr-primary-200: hsl(223, 100%, 88%);
  --clr-primary-400: hsl(223, 87%, 63%);
  --clr-primary-600: hsl(223, 62%, 48%);
  --clr-primary-900: hsl(209, 33%, 12%);
  --clr-secondary: hsl(354, 100%, 66%);
  --clr-neutral-100: hsl(0, 0%, 100%);
  --clr-neutral-400: hsl(0, 0%, 59%);
  --ff: "Libre Franklin", sans-serif;
  --fw-regular: 300;
  --fw-message: 400;
  --fw-semibold: 600;
  --fw-bold: 700;
}

*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

body {
  font-size: 1.25rem;
  font-family: var(--ff);
}

img {
  max-width: 100%;
}

.sr-only {
  position: absolute;
  left: -99999px;
  height: 1px;
  width: 1px;
  overflow: hidden;
}

.hidden {
  display: none !important;
}

.wrapper {
  padding: 5rem 0;
  margin: 0 auto;
  text-align: center;
  width: calc(100% - 3rem);
  max-width: 1440px;
}

.logo {
  margin-bottom: 2rem;
}

.title {
  font-size: 1.375rem;
  font-weight: var(--fw-regular);
  color: var(--clr-neutral-400);
  margin-bottom: 1rem;
}

.title__accent {
  font-weight: var(--fw-bold);
  color: var(--clr-primary-900);
}

.form {
  width: 90%;
  margin-inline: auto;
  margin-bottom: 4.5rem;
}

.form__title {
  color: var(--clr-primary-900);
  font-size: 0.75rem;
  margin-bottom: 2rem;
}

.form__field {
  margin-bottom: 0.625rem;
}

.form__input,
.form__button {
  width: 100%;
  height: 2.5rem;
}

.form__input {
  box-shadow: 0px 0px 7px 3px rgba(0, 0, 0, 0);
  border: 1px solid var(--clr-primary-200);
  padding: 0.625rem 2rem;
  border-radius: 100vw;
  font-size: 0.75rem;
  color: var(--clr-primary-900);
}

.form__input:focus {
  border: 2px solid var(--clr-neutral-400);
}

.form__input::placeholder {
  color: var(--clr-primary-200);
  font-size: 0.75rem;
}

.form__input.error {
  border-color: var(--clr-secondary);
}

.form__message {
  color: var(--clr-secondary);
  font-style: italic;
  font-weight: var(--fw-message);
  font-size: 0.625rem;
  line-height: 1.25rem;
  letter-spacing: 0.125px;
}

.form__button {
  cursor: pointer;
  color: var(--clr-neutral-100);
  font-size: 0.75rem;
  font-weight: var(--fw-semibold);
  background-color: var(--clr-primary-400);
  padding-top: 0.75rem;
  padding-bottom: 0.75rem;
  border-radius: 100vw;
  border: none;
  box-shadow: 0px 5px 10px 2px rgba(76, 123, 243, 0.23);
}

.form__button:hover,
.form__button:focus {
  box-shadow: none;
  background-color: var(--clr-primary-600);
}

.subscribed {
  width: 80%;
  margin-inline: auto;
}

.subscribed h2 {
  font-weight: var(--fw-message);
  color: var(--clr-neutral-400);
  margin-bottom: 4.5rem;
  font-size: 1.375rem;
  text-wrap: balance;
}

.clr-primary-900 {
  color: var(--clr-primary-900);
  font-weight: var(--fw-bold);
}

.clr-primary-400 {
  color: var(--clr-primary-400);
}

.mockup {
  width: 100%;
  max-width: 40rem;
  margin-bottom: 7.5rem;
}

.social {
  display: flex;
  justify-content: center;
  gap: 0.8125rem;
  margin-bottom: 1.75rem;
}

.social__icon {
  text-decoration: none;
  border: 1px solid rgba(76, 123, 243, 0.15);
  height: 2rem;
  width: 2rem;
  border-radius: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
}

.social__icon:hover,
.social__icon:focus {
  border: 2px solid var(--clr-primary-400);
}

.social__logo {
  font-size: 1rem;
  color: var(--clr-primary-400);
}

.copyright {
  color: var(--clr-neutral-400);
  font-size: 0.625rem;
}

.attribution {
  font-size: 1rem;
  color: var(--clr-primary-400);
  letter-spacing: 0.05em;
  padding-top: 2em;
  text-align: center;
  margin-bottom: 2em;
}

.attribution__frontend-mentor {
  margin-bottom: 0.5em;
}

.attribution__link {
  color: var(--clr-primary-900);
  text-decoration: underline dotted var(--clr-primary-400);
  text-underline-offset: 0.25em;
}

@media (min-width: 600px) {
  .logo {
    margin-bottom: 2.5rem;
  }
  .title {
    font-size: 3rem;
    margin-bottom: 1rem;
  }

  .form {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
    max-width: 40rem;
    width: 100%;
    margin-bottom: 5.875rem;
  }

  .form__title {
    width: 100%;
    font-size: 1.25rem;
    margin-bottom: 1.5rem;
  }

  .form__field {
    flex: 1;
    width: 70%;
    position: relative;
  }

  .form__input,
  .form__button {
    height: 3.5rem;
  }

  .form__input {
    padding: 1.125rem 1.875rem;
    font-size: 1rem;
  }

  .form__input::placeholder {
    font-size: 1rem;
  }

  .form__message {
    position: absolute;
    font-size: 0.75rem;
    letter-spacing: 0.15px;
    text-align: left;
    margin-left: 2rem;
    bottom: -1.725rem;
  }

  .form__button {
    font-size: 1rem;
    padding: 1.125rem;
    width: 30%;
  }

  .subscribed h2 {
    margin-bottom: 5.875rem;
    font-size: 2rem;
  }

  .mockup {
    margin-bottom: 4.5rem;
  }

  .copyright {
    font-size: 0.75rem;
  }
}