:root {
  --clr-desaturated-red: hsl(0, 36%, 70%);
  --clr-soft-red: hsl(0, 93%, 68%);
  --clr-dark-grayish-red: hsl(0, 6%, 24%);

  --gradient-1: linear-gradient(135deg, hsl(0, 0%, 100%), hsl(0, 100%, 98%));
  --gradient-2: linear-gradient(135deg, hsl(0, 80%, 86%), hsl(0, 74%, 74%));

  --ff-josefin-sans: 'Josefin Sans', sans-serif;

  --fw-300: 300;
  --fw-400: 400;
  --fw-600: 600;
}

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

img,
picture,
video,
canvas,
svg {
  display: block;
}

input,
button,
optgroup,
textarea,
select {
  font-family: inherit;
  font-size: inherit;
}

body {
  min-height: 100vh;
  font-family: var(--ff-josefin-sans);
  font-size: 1rem;
  font-weight: var(--fw-400);
  line-height: 1.5;
}

.header {
  padding: 1.875rem;
  grid-area: header;
}

.header img {
  width: 6.25rem;
  height: auto;
}

.hero-image {
  grid-area: hero;
}

.hero-image img {
  width: 100%;
}

.main {
  padding: 1.875rem;
  margin-top: 2.1875rem;
  grid-area: main;
}

.text-content {
  text-align: center;
}

.text-content h1 {
  font-size: 2.5rem;
  text-transform: uppercase;
  letter-spacing: 0.6rem;
  line-height: 1.1;
  color: var(--clr-dark-grayish-red);
}

.text-content .red-text {
  color: var(--clr-desaturated-red);
  font-weight: var(--fw-300);
}

.text-content p {
  font-size: 0.875rem;
  color: var(--clr-desaturated-red);
  margin-top: 0.9375rem;
  margin-bottom: 1.875rem;
}

.form {
  position: relative;
}

input[type='email'] {
  width: 100%;
  padding: 0.9375rem 1.875rem;
  outline: none;
  border: 1px solid hsla(0, 36%, 70%, 0.4);
  border-radius: 2.5rem;
  background: transparent;
}

input[type='email']::placeholder {
  font-size: 0.875rem;
  color: var(--clr-desaturated-red);
}

.error-icon {
  position: absolute;
  top: 0.875rem;
  right: 4.875rem;
  opacity: 0;
}

.error-message {
  font-size: 0.875rem;
  color: var(--clr-soft-red);
  margin-left: 1.9375rem;
  margin-top: 0.625rem;
}

input[type='email'].error-border {
  border-color: var(--clr-soft-red);
}

.btn-submit {
  padding: 0.9375rem 1.75rem;
  border-radius: 2.5rem;
  background: var(--gradient-2);
  border: none;
  position: absolute;
  top: 0;
  right: 0;
  cursor: pointer;
  box-shadow: 0 17px 20px -8px hsla(0, 36%, 70%, 0.8);
}

.btn-submit:hover {
  opacity: 0.7;
}

@media screen and (min-width: 48rem) {
  .main {
    padding: 9.375rem;
    margin-top: 0;
  }
}

@media screen and (min-width: 1200px) {
  body {
    display: grid;
    grid-template-columns: 1fr 42.4%;
    grid-template-rows: auto auto;
    grid-template-areas:
      'header hero'
      'main hero';
    background-image: url(../images/bg-pattern-desktop.svg);
    background-color: var(--gradient-1);
    background-repeat: no-repeat;
    background-size: cover;
  }

  .hero-image img {
    height: 100vh;
  }

  .header img {
    width: 158px;
  }

  .text-content h1 {
    font-size: 4.0625rem;
  }

  .header {
    padding: 3.75rem 0 0 12.5rem;
  }

  .main {
    padding: 0 12.5rem;
    margin-top: 0;
  }

  .text-content {
    text-align: left;
  }

  .text-content p {
    font-size: 1rem;
    line-height: 1.8;
  }

  input[type='email']::placeholder {
    font-size: 1rem;
  }

  .btn-submit {
    padding: 0.9375rem 2.5rem;
  }

  .error-icon {
    right: 6.5625rem;
  }
}