style.css

/*! normalize.css v3.0.2 | MIT License | git.io/normalize */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800;900&display=swap');

h1,
h2,
h3,
h4,
h5,
button,
a,
body,
footer,
ul {
  margin: 0;
  padding: 0;
  text-decoration: none;
  list-style-type: none;
}

:root {
  --main-bg-color: #fafafa;
  --header-bg-color: #0a0a0a;
  --header-text-color: #ffffff;
  --text-color: #000000;
  --gray-color: #808080;
  --page-max-width: 1024px;
  --accent-color: #ef5018;
  --footer-bg-color: #161616;
  --gap-size: 1.421rem;
  --card-bg-color: #efefef;
  --outline: #000000;
}

body {
  font-family: 'Inter', sans-serif;
  background-color: var(--main-bg-color);
  color: var(--text-color);
  -webkit-tap-highlight-color: transparent;
}

.lng-welcome {
  font-size: 32px;
  line-height: 1.3;
  font-weight: 900;
  color: var(--text-color);
}

.welcome-text {
  font-size: 18px;
  line-height: 1.4;
  font-weight: 500;
  color: var(--text-color);
}

.page-header {
  background: var(--header-bg-color);
  box-sizing: border-box;
  padding: 0 20px;
  width: 100%;
}

.lng-header-slogan {
  font-size: 14px;
  line-height: 1.3;
  font-weight: 500;
  color: var(--gray-color);
}

.header-wrapper {
  margin-inline: auto;
  min-height: 60px;
  display: flex;
  justify-content: start;
  justify-items: center;
  align-items: center;
  gap: 3em;
  max-width: var(--page-max-width);
  width: 100%;
}

.logoImage {
  width: 57px;
  height: 40px;
}

.install-section {
  display: grid;
  grid-template-columns: repeat(3, max-content);
  gap: 16px;
}

@media (max-width: 540px) {
  .install-section {
    grid-template-columns: 1fr;
    grid-template-rows: repeat(2, max-content);
  }
}

.logo {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 1em;
  cursor: pointer;
}

.header-title {
  font-size: 20px;
  font-weight: 800;
  color: var(--header-text-color);
}

.main-content {
  display: flex;
  flex-direction: column;
  padding: 20px;
  gap: var(--gap-size);
  background: var(--main-bg-color);
  margin: auto;
  min-height: 90vh;
  box-sizing: border-box;
  width: 100%;
  max-width: var(--page-max-width);
  height: auto;
}

.footer {
  background: var(--footer-bg-color);
  box-sizing: border-box;
  padding: 0 20px;
  width: 100%;
  text-align: left;
  color: var(--header-text-color);
  bottom: 0;
}

.ptero-img {
  margin-top: 2em;
  max-width: var(--page-max-width);
  width: 100%;
  height: auto;
  border-radius: 8px;
}

.page-footer {
  bottom: 0;
  margin-top: 1em;
  background: var(--footer-bg-color);
  box-sizing: border-box;
  min-height: 60px;
  padding: 12px 24px;
  width: 100%;
  text-align: match-parent;
}

.footer-wrapper {
  margin-inline: auto;
  height: 100%;
  display: flex;
  justify-content: space-between;
  justify-items: center;
  align-items: center;
  max-width: var(--page-max-width);
  width: 100%;
}

.card {
  background-color: var(--card-bg-color);
  border-radius: 25px;
}

.footer-content {
  height: auto;
  color: var(--header-text-color);
  display: contents;
  flex-direction: column;
  align-items: normal;
  justify-content: left;
  margin-inline: auto;
}

.white-text {
  color: var(--header-text-color);
}

.links-block {
  margin-top: var(--gap-size);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  align-items: start;
  max-width: var(--page-max-width);
}

.links-block-title {
  font-size: 24px;
  font-weight: bold;
  color: var(--text-color);
}

.donation-box {
  display: grid;
  grid-template-rows: repeat(2, max-content);
  justify-items: start;
  gap: 16px;
}

.links-list {
  display: flex;
  flex-direction: column;
  gap: 1em;
  align-items: start;
  width: 100%;
  flex-wrap: wrap;
}

.two-columns-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  grid-gap: var(--gap-size);
}

.main__links {
  font-size: 16px;
  font-weight: 600;
  color: var(--accent-color);
  cursor: pointer;
}

.btn {
  text-align: center;
  padding: 16px 24px;
  font-size: 16px;
  border-radius: 8px;
  font-weight: 600;
}

.btn:active {
  filter: brightness(80%);
}

.btn:focus-visible {
  outline: var(--outline) solid 2px;
}

.btn-primary {
  background-color: var(--accent-color);
  color: var(--header-text-color);
}

.btn-primary:hover {
  filter: brightness(95%);
}

.btn-secondary {
  color: var(--accent-color);
  border: 1px solid var(--accent-color);
}

.btn-secondary:hover {
  text-decoration: underline;
}

.lang-switch {
  border: 0;
  background-color: var(--header-bg-color);
}

.bold-text {
  font-family: 'Inter', sans-serif;
  font-style: normal;
  font-weight: 700;
  font-size: 20px;
  line-height: 131.52%;
  color: var(--text-color);
}

.link-container {
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 9px 10px;
  border: solid 3px var(--text-color);
  box-shadow: 0px 0px 10px rgba(0, 0, 0, 0.1);
  border-radius: 7px;
}

.paddings {
  padding: 2em;
}

.icon-twitter {
  fill: var(--text-color);
}

.main__links:hover {
  text-decoration: underline;
}

li {
  color: var(--text-color);
}

.copy-credits {
  display: block;
  position: relative;
}

.copy-credits-tooltip {
  visibility: hidden;
  width: fit-content;
  background-color: var(--header-bg-color);
  color: var(--header-text-color);
  text-align: center;
  padding: 5px 10px;
  border-radius: 6px;
  position: absolute;
  z-index: 1;
  bottom: 125%;
  right: 20%;
  opacity: 0;
  transition: opacity 0.3s;
}

.copy-credits-tooltip::after {
  content: '';
  position: absolute;
  top: 100%;
  left: 50%;
  transform: translateX(-50%);
  border-width: 5px;
  border-style: solid;
  border-color: var(--header-bg-color) transparent transparent transparent;
}

.copy-credits:hover .copy-credits-tooltip {
  visibility: visible;
  opacity: 1;
}

/*.social-icon {*/
/*    width: 16px;*/
/*    height: 16px;*/
/*}*/
@media (max-width: 768px) {
  .two-columns-grid {
    grid-template-columns: 1fr;
    gap: 3em;
  }

  .header-title {
    font-size: 1em;
    text-align: center;
  }

  .header-slogan {
    font-size: 12px;
  }
}

@media (max-width: 450px) {
  .header-wrapper {
    box-sizing: border-box;
    flex-direction: column;
    justify-content: space-around;
    gap: 0;
    padding-top: 5px;
    padding-bottom: 5px;
  }

  .lang-switch {
    margin-top: 12px;
  }

  .lng-header-slogan {
    margin-top: 12px;
    margin-bottom: 12px;
  }
}