/* CSS RESETS */

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

/* Prevent font size inflation */
html {
  -moz-text-size-adjust: none;
  -webkit-text-size-adjust: none;
  text-size-adjust: none;
}

/* Remove default margin in favour of better control in authored CSS */
body,
h1,
h2,
p {
  margin-block-end: 0;
}

/* Remove list styles on ul, ol elements with a list role, which suggests default styling will be removed */
ul {
  list-style: none;
}

/* Set core body defaults */
body {
  min-height: 100vh;
  line-height: 1.25;
}

/* Set shorter line heights on headings and interactive elements */
h1,
h2,
button,
input,
label {
  line-height: 1.25;
}

/* Balance text wrapping on headings */
h1,
h2 {
  text-wrap: balance;
}

/* A elements that don't have a class get default styles */
a:not([class]) {
  text-decoration-skip-ink: auto;
  color: currentColor;
}

/* Make images easier to work with */
img,
picture {
  max-width: 100%;
  display: block;
}

/* Inherit fonts for inputs and buttons */
input,
button {
  font-family: inherit;
  font-size: inherit;
}

/* FOR SCREEN READERS ONLY */
.visually-hidden {
  position: absolute;
  width: 1px; 
  height: 1px; 
  padding: 0; 
  margin: -1px; 
  overflow: hidden; 
  clip: rect(0, 0, 0, 0); 
  white-space: nowrap; 
  border: 0;
}

/* FONTS */

/* libre-franklin-300 - latin */
@font-face {
  font-display: swap; /* Check https://developer.mozilla.org/en-US/docs/Web/CSS/@font-face/font-display for other options. */
  font-family: "Libre Franklin";
  font-style: normal;
  font-weight: 300;
  src: url("../fonts/libre-franklin-v20-latin-300.woff2") format("woff2"); /* Chrome 36+, Opera 23+, Firefox 39+, Safari 12+, iOS 10+ */
}
/* libre-franklin-regular - latin */
@font-face {
  font-display: swap; /* Check https://developer.mozilla.org/en-US/docs/Web/CSS/@font-face/font-display for other options. */
  font-family: "Libre Franklin";
  font-style: normal;
  font-weight: 400;
  src: url("../fonts/libre-franklin-v20-latin-regular.woff2") format("woff2"); /* Chrome 36+, Opera 23+, Firefox 39+, Safari 12+, iOS 10+ */
}
/* libre-franklin-italic - latin */
@font-face {
  font-display: swap; /* Check https://developer.mozilla.org/en-US/docs/Web/CSS/@font-face/font-display for other options. */
  font-family: "Libre Franklin";
  font-style: italic;
  font-weight: 400;
  src: url("../fonts/libre-franklin-v20-latin-italic.woff2") format("woff2"); /* Chrome 36+, Opera 23+, Firefox 39+, Safari 12+, iOS 10+ */
}
/* libre-franklin-600 - latin */
@font-face {
  font-display: swap; /* Check https://developer.mozilla.org/en-US/docs/Web/CSS/@font-face/font-display for other options. */
  font-family: "Libre Franklin";
  font-style: normal;
  font-weight: 600;
  src: url("../fonts/libre-franklin-v20-latin-600.woff2") format("woff2"); /* Chrome 36+, Opera 23+, Firefox 39+, Safari 12+, iOS 10+ */
}
/* libre-franklin-700 - latin */
@font-face {
  font-display: swap; /* Check https://developer.mozilla.org/en-US/docs/Web/CSS/@font-face/font-display for other options. */
  font-family: "Libre Franklin";
  font-style: normal;
  font-weight: 700;
  src: url("../fonts/libre-franklin-v20-latin-700.woff2") format("woff2"); /* Chrome 36+, Opera 23+, Firefox 39+, Safari 12+, iOS 10+ */
}

/* CSS VARIABLES */

:root {

    /* COLORS */

    --clr-white: hsl(0, 100%, 100%);
    --clr-black: hsl(0, 0%, 0%);
    --clr-blue-950: hsl(209, 33%, 12%);
    --clr-blue-500: hsl(223, 87%, 63%);
    --clr-blue-200: hsl(223, 100%, 88%);
    --clr-gray-400: hsl(0, 0%, 59%);
    --clr-gray-100: hsl(0, 0%, 92%);
    --clr-gray-50: hsl(225, 100%, 99%);
    --clr-red-400: hsl(354, 100%, 66%);
    --clr-green-500: hsl(145, 63%, 49%);

    /* TYPOGRAPHY */

    --ff-main: "Libre Franklin", sans-serif;
    --fs-body: clamp(0.75rem, 0.5115rem + 1.0178vw, 1rem);
    --fw-body: 300;

    /* SPACINGS */

    --space-0: 0rem;
    --space-100: 0.5rem;
    --space-200: 1rem;
    --space-300: 1.5rem;
    --space-400: 2rem;
    --space-500: 2.5rem;
    --space-600: 3rem;

    /* BORDER RADUIS */
    --rounded-lg: 1.75rem;

}

body {
  font-family: var(--ff-main);
  font-size: var(--fs-body);
  font-weight: var(--fw-body);
  background-color: var(--clr-white);
  color: var(--clr-blue-950);
  padding-inline: 1.75rem;
  padding-block: 5.313rem;
  text-align: center;
}

.header__link {
  outline-color: var(--clr-blue-950);
}

.header__logo {
  width: clamp(3.3488rem, 1.4314rem + 8.1807vw, 5.3581rem);
  height: clamp(0.9525rem, 0.4074rem + 2.3257vw, 1.5238rem);
  margin-inline: auto;
  margin-block-end: clamp(var(--space-500), 2.0229rem + 2.0356vw, var(--space-600));
}

.main {
  max-inline-size: 44.5rem;
  margin-inline: auto;
  padding-inline: clamp(0rem, -2.2364rem + 9.542vw, 2.3438rem);
}

.main__title {
  font-size: clamp(1.25rem, -0.4198rem + 7.1247vw, 3rem);
  font-weight: 300;
  color: var(--clr-gray-400);
  margin-block-end: clamp(0.5rem, 0.0229rem + 2.0356vw, 1rem);
}

.main__title-bold {
  font-weight: 700;
  color: var(--clr-blue-950);
}

.main__description {
  font-size: clamp(0.75rem, 0.2729rem + 2.0356vw, 1.25rem);
  color: var(--clr-blue-950);
  margin-block-end: var(--space-500);
}

.form {
  display: grid;
  align-items: start;
  gap: clamp(0.5rem, 0.0229rem + 2.0356vw, 1rem);
  margin-block-end: clamp(4.5625rem, 3.1908rem + 5.8524vw, 6rem);
}

.form__email {
  color: var(--clr-blue-950);
  border: 1px solid var(--clr-blue-200);
  border-radius: var(--rounded-lg);
  padding-inline: clamp(1.5rem, 1.0229rem + 2.0356vw, 2rem);
  padding-block: clamp(0.7813rem, 0.4532rem + 1.3995vw, 1.125rem);
  box-shadow: 0px 0px 7px 3px rgba(0, 0, 0, 0.0001);
  width: 100%;
  outline-color: var(--clr-blue-500);
}

.form__feedback {
  font-size: clamp(0.625rem, 0.5057rem + 0.5089vw, 0.75rem);
  font-style: italic;
  font-weight: 400;
  color: var(--clr-red-400);
  display: none;
  padding-inline: clamp(1.5rem, 1.0229rem + 2.0356vw, 2rem);
  margin-block-start: var(--space-100);
  margin-block-end: var(--space-300);
}

.form--error, .form--success {
  margin-block-end: clamp(2.1875rem, -0.0787rem + 9.6692vw, 4.5625rem);
  gap: unset;
}

.form--error .form__email {
  border-color: var(--clr-red-400);
}

.form--error .form__feedback,
.form--success .form__feedback {
  display: block;
}

.form--success .form__email {
  border-color: var(--clr-green-500);
}

.form--success .form__feedback {
  color: var(--clr-green-500);
}

.form__email::placeholder {
  color: var(--clr-blue-200);
}

.form__submit {
  font-weight: 600;
  color: var(--clr-white);
  background-color: var(--clr-blue-500);
  border: var(--clr-blue-500);
  border-radius: var(--rounded-lg);
  padding-block: clamp(0.7813rem, 0.4532rem + 1.3995vw, 1.125rem);
  cursor: pointer;
  transition: opacity 200ms;
  box-shadow: 0px 5px 10px 2px rgba(223, 222, 161, 0.23);
}

.form__submit:focus-visible {
    outline: 2px solid var(--clr-blue-500);
    outline-offset: 2px;
}

.form__submit:hover {
  opacity: 0.75;
}

.main__illustration {
  height: auto;
  margin-block-end: clamp(4.5rem, 10.3626rem + -12.2137vw, 7.5rem);
}

.social__list {
  display: flex;
  justify-content: center;
  gap: var(--space-200);
}

.social {
  margin-block-end: var(--space-300);
}

.social__link {
  display: flex;
  justify-content: center;
  align-items: center;
  border: 1px solid var(--clr-blue-200);
  border-radius: 100%;
  text-decoration: none;
  width: 31.22px;
  height: 31px;
  transition: background-color 200ms, border-color 200ms;
  outline-color: var(--clr-blue-500);
}

.social__link:hover {
  border-color: var(--clr-blue-500);
  background-color: var(--clr-blue-500);
}

.social__icon {
  color: var(--clr-blue-500);
  transition: 200ms;
}

.social__link:hover .social__icon {
  color: var(--clr-white);
}

.footer__copyright {
  font-size: 0.75rem;
  color: var(--clr-gray-400);
}

@media screen and (min-width: 48em) {
  .form {
    grid-template-columns: 2.1fr 1fr;
    gap: 1rem;
  }

  .form__feedback {
    text-align: start;
    margin-block-end: unset;
  }
}