@import url("/_proxy/https/fonts.googleapis.com/css2?family=Jura:wght@300&display=swap");

:root {
  --header-height: 3rem;

  --hue: 252;
  --sat: 52%;

  --first-color: hsl(var(--hue), var(--sat), 48%);
  --first-color-second: hsl(var(--hue), var(--sat), 48%);
  --first-color-alt: hsl(var(--hue), var(--sat), 30%);
  --input-color: hsl(var(--hue), var(--sat), 90%);
  --title-color: hsl(var(--hue), 12%, 15%);
  --text-color: hsl(var(--hue), 8%, 35%);
  --body-color: hsl(var(--hue), 100%, 99%);
  --container-color: #fff;
  --scroll-bar-color: hsl(var(--hue), 12%, 90%);
  --scroll-thumb-color: hsl(var(--hue), 12%, 80%);

  --body-font: "Jura", sans-serif;

  --big-font-size: 2rem;
  --h1-font-size: 1.5rem;
  --h2-font-size: 1.25rem;
  --h3-font-size: 1.125rem;
  --normal-font-size: 0.938rem;
  --small-font-size: 0.812rem;
  --smaller-font-size: 0.75rem;
  --tiny-font-size: 0.625rem;

  --font-medium: 500;
  --font-semi-bold: 600;

  --mb-0-25: 0.25rem;
  --mb-0-5: 0.5rem;
  --mb-0-75: 0.75rem;
  --mb-1: 1rem;
  --mb-1-5: 1.5rem;
  --mb-2: 2rem;
  --mb-2-5: 2.5rem;
  --mb-3: 3rem;

  --z-tooltip: 10;
  --z-fixed: 100;
  --z-modal: 1000;
}

@media screen and (min-width: 968px) {
  :root {
    --big-font-size: 3rem;
    --h1-font-size: 2.25rem;
    --h2-font-size: 1.5rem;
    --h3-font-size: 1.25rem;
    --normal-font-size: 1rem;
    --small-font-size: 0.875rem;
    --smaller-font-size: 0.813rem;
  }
}

body.dark-theme {
  --first-color-second: hsl(var(--hue), 30%, 8%);
  --input-color: hsl(var(--hue), var(--sat), 20%);
  --title-color: hsl(var(--hue), 8%, 95%);
  --text-color: hsl(var(--hue), 8%, 75%);
  --body-color: hsl(var(--hue), 28%, 12%);
  --container-color: hsl(var(--hue), 29%, 16%);

  --scroll-bar-color: hsl(var(--hue), 12%, 48%);
  --scroll-thumb-color: hsl(var(--hue), 12%, 36%);
}

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

html {
  scroll-behavior: smooth;
  min-width: 390px;
}

body {
  margin: var(--header-height) 0 0 0;
  font-family: var(--body-font);
  font-size: var(--normal-font-size);
  background-color: var(--body-color);
  color: var(--text-color);
}

h1,
h2,
h3,
h4 {
  color: var(--title-color);
  font-weight: var(--font-semi-bold);
}

ul {
  list-style: none;
}

a {
  text-decoration: none;
}

img {
  max-width: 100%;
  height: auto;
}

input:-webkit-autofill {
  -webkit-box-shadow: 0 0 0px 1000px var(--input-color) inset;
}

.section {
  padding: 4rem 0 4rem;
}

.section_title {
  font-size: var(--h1-font-size);
  color: var(--title-color);
}

.section_subtitle {
  display: block;
  font-size: var(--small-font-size);
  margin-bottom: var(--mb-3);
}

.section_title,
.section_subtitle {
  text-align: center;
}

.container {
  max-width: 968px;
  margin-left: var(--mb-1-5);
  margin-right: var(--mb-1-5);
}

.grid {
  display: grid;
  gap: 1.5rem;
}

.header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  background-color: var(--container-color);
  z-index: var(--z-fixed);
  transition: 0.4s;
}

/* Навигационная панель */
.nav {
  max-width: 968px;
  height: var(--header-height);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.nav_logo,
.nav_toggle {
  font-size: var(--h3-font-size);
  font-weight: var(--font-medium);
  color: var(--title-color);
  font-weight: 600;
  display: flex;
  align-items: center;
  column-gap: 0.5rem;
}

.nav_logo:hover {
  color: var(--first-color);
}

.nav_toggle {
  font-size: 1.25rem;
  margin-right: var(--mb-1);
  cursor: pointer;
}

.nav_toggle:hover {
  color: var(--first-color);
}

@media screen and (max-width: 767px) {
  .nav_menu {
    position: fixed;
    bottom: 0;
    left: 0;
    background-color: var(--container-color);
    box-shadow: 0 -1px 12px hsla(var(--hue), var(--sat), 15%, 0.15);
    width: 100%;
    height: 4rem;
    padding: 0 1rem;
    display: grid;
    align-content: center;
    border-radius: 1.25rem 1.25rem 0 0;
    transition: 0.4s;
  }
}

.nav_list,
.nav_link {
  display: flex;
}

.nav_link {
  flex-direction: column;
  align-items: center;
  row-gap: 4px;
  color: var(--title-color);
  font-weight: 600;
}

.nav_list {
  justify-content: space-around;
}

.nav_name {
  font-size: var(--tiny-font-size);
}

.nav_icon {
  font-size: 1.5rem;
}

.active-link {
  position: relative;
  color: var(--first-color);
  transition: 0.3s;
}

.scroll-header {
  box-shadow: 0 1px 12px hsla(var(--hue), var(--sat), 15%, 0.15);
}

/* Кнопки */
.contact_button {
  border: none;
  text-decoration: none;
  font-family: inherit;
  font-size: inherit;
  display: inline-block;
  background-color: var(--first-color);
  color: #fff;
  padding: 1rem;
  border-radius: 0.5rem;
  font-weight: var(--font-medium);
  transition: 0.3s;
}

.contact_button:hover {
  background-color: var(--first-color-alt);
  cursor: pointer;
  transform: translateY(-0.25rem);
}

.button {
  display: inline-block;
  background-color: var(--first-color);
  color: #fff;
  padding: 1rem;
  border-radius: 0.5rem;
  font-weight: var(--font-medium);
  transition: 0.3s;
}

.button:hover {
  background-color: var(--first-color-alt);
  transform: translateY(-0.25rem);
}

.button_icon {
  font-size: 1.25rem;
  margin-left: var(--mb-0-5);
  transition: 0.3s;
}

.button-flex {
  display: inline-flex;
  align-items: center;
}

/* Главная */
.home_container {
  gap: 1rem;
}

.home_content {
  grid-template-columns: 0.5fr 3fr;
  align-items: center;
}

.home_social {
  display: grid;
  grid-template-columns: max-content;
  row-gap: 1rem;
}

.home_social-icon {
  font-size: 1.25rem;
  color: var(--first-color);
  transition: 0.3s;
}

.home_social-icon:hover {
  color: var(--first-color-alt);
  transform: translateY(-0.15rem);
}

.home_img {
  width: 400px;
}

.home_data {
  grid-column: 1/3;
}

.home_title {
  font-size: var(--big-font-size);
}

.home_subtitle {
  font-size: var(--h3-font-size);
  color: var(--text-color);
  font-weight: var(--font-medium);
  margin-bottom: var(--mb-2);
}

.home_description {
  margin-bottom: var(--mb-2);
}

.home_scroll {
  text-align: center;
}

.home_scroll-button {
  color: var(--first-color);
  transition: 0.3s;
}

.home_scroll-button:hover {
  transform: translateY(0.25rem);
}

.home_scroll-mouse {
  font-size: 2rem;
}

.home_scroll-name {
  font-size: var(--small-font-size);
  color: var(--title-color);
  font-weight: var(--font-medium);
  margin-right: var(--mb-0-25);
}

.home_scroll-arrow {
  font-size: 1.25rem;
}

/* Проекты */
.project_container {
  display: flex;
  justify-content: center;
  align-items: center;
}

.project_filter {
  margin-top: var(--mb-0-75);
  display: flex;
  justify-content: center;
  column-gap: 1.25rem;
  border: 1px solid rgb(237, 237, 237, 0.6);
  border-radius: 1rem;
}

.project_filter-list {
  font-size: 1.25rem;
  padding: 5px 20px;
  cursor: pointer;
  user-select: none;
  transition: 0.3s;
}

.project_filter-active {
  background-color: var(--first-color);
  color: #fff;
  border-radius: 1rem;
}

.project_img {
  width: 100px;
  margin: 2rem auto 0 auto;
}

.project_data {
  margin: 1rem 2rem 1rem 2rem;
}

.project_contetnt {
  margin-top: 1.5rem;
}

.project_progress {
  font-weight: var(--font-semi-bold);
  color: var(--first-color);
  margin-bottom: var(--mb-1);
}

/* Разработчики */
.developers_container {
  margin-top: 2rem;
  display: flex;
  justify-content: center;
  align-items: center;
}

.developer_card,
.project_item {
  text-align: center;
  transition: 0.3s;
}

.developer_card:hover,
.project_item:hover {
  transform: translateY(-0.5rem);
}

.developer_img {
  width: 200px;
  margin: 2rem auto 0 auto;
}

.developer_img img,
.project_img img {
  border-radius: 50%;
}

.developer_data {
  margin: 1rem 6rem 1rem 6rem;
}

.developer_title,
.project_title {
  font-size: var(--h2-font-size);
  font-weight: var(--font-semi-bold);
  margin-bottom: var(--mb-0-5);
}

.developer_role,
.project_description {
  font-weight: var(--font-semi-bold);
  color: var(--title-color);
  margin-bottom: var(--mb-1);
}

.developer_social,
.project_social {
  display: flex;
  justify-content: center;
  column-gap: 1.25rem;
}

.developer_social-link,
.project_social-link {
  font-size: 1.25rem;
  color: var(--first-color);
  transition: 0.3s;
}

.developer_social-link:hover,
.project_social-link:hover {
  transform: translateY(-0.15rem);
}

/* Пожертвования */
.donate {
  text-align: center;
}

.donate_bg {
  background-color: var(--first-color-second);
  padding-top: 1rem;
  width: 100%;
}

.donate_title {
  font-size: var(--h2-font-size);
  margin-bottom: var(--mb-0-75);
}

.donate_description {
  margin-bottom: var(--mb-1-5);
}

.donate_title,
.donate_description {
  color: #fff;
}

.donate_img {
  width: 250px;
  justify-self: center;
}

/* Контакты */
.contact_container {
  row-gap: 1rem;
}

.contact_information {
  display: flex;
  margin-bottom: var(--mb-2);
}

.contact_icon {
  font-size: 2rem;
  color: var(--first-color);
  margin-right: var(--mb-0-75);
}

.contact_title {
  font-size: var(--h3-font-size);
  font-weight: var(--font-medium);
}

.contact_subtitle {
  font-size: var(--small-font-size);
  color: var(--text-color);
}

.contact_content {
  background-color: var(--input-color);
  border-radius: 0.5rem;
  padding: 0.75rem 1rem 0.25rem;
}

.contact_label {
  font-size: var(--smaller-font-size);
  color: var(--title-color);
}

.contact_input {
  width: 100%;
  background-color: var(--input-color);
  color: var(--text-color);
  font-family: var(--body-font);
  font-size: var(--normal-font-size);
  border: none;
  outline: none;
  padding: 0.25rem 0.5rem 0.5rem 0;
}

.contact_message {
  font-size: var(--small-font-size);
}

.contact_img {
  width: 250px;
  justify-self: center;
}

.hr-line {
  margin-top: 9rem;
  padding: 0;
  height: 0;
  border: none;
  border-top: 1.5px solid #333;
}

/* Подвал */
.footer_container {
  padding: 3rem 0 5rem;
  text-align: center;
}

.footer_title {
  font-size: var(--h1-font-size);
  font-weight: var(--font-semi-bold);
  margin-bottom: 1rem;
}

.footer_list,
.footer_social {
  display: flex;
  justify-content: center;
}

.footer_list {
  margin: 2.5rem 0;
  column-gap: 2.5rem;
}

.footer_links {
  color: var(--title-color);
}

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

.footer_social {
  column-gap: 1.25rem;
}

.footer_social-link {
  font-size: 1.25rem;
  color: var(--first-color);
  transition: 0.3s;
}

.footer_social-link:hover {
  transform: translateY(-0.15rem);
}

.footer_copy {
  display: block;
  margin-top: 3rem;
  font-size: var(--smaller-font-size);
  color: var(--text-color);
}

/* Скролл */
.scrollup {
  position: fixed;
  right: 1rem;
  bottom: -20%;
  background-color: var(--first-color);
  opacity: 0.8;
  padding: 0.2rem 0.3rem;
  border-radius: 50%;
  z-index: var(--z-tooltip);
  transition: 0.4s;
  font-size: 1.5rem;
  color: #fff;
}

.scrollup:hover {
  font-size: 2rem;
  color: #fff;
}

::-webkit-scrollbar {
  width: 0.6rem;
  background-color: var(--scroll-bar-color);
  border-radius: 0.5rem;
}

::-webkit-scrollbar-thumb {
  background-color: var(--scroll-thumb-color);
  border-radius: 0.5rem;
}

.show-scroll {
  bottom: 5rem;
}

/* Статус */
.color-red {
  color: hsl(4, 71%, 50%);
}

.color-green {
  color: hsl(138, 56%, 45%);
}

@media screen and (max-width: 350px) {
  .container {
    margin-left: var(--mb-1);
    margin-right: var(--mb-1);
  }

  .nav_name {
    display: none;
  }

  .home_content {
    grid-template-columns: 0.25fr 3fr;
  }

  .home_img {
    width: 200px;
  }
}

@media screen and (min-width: 568px) {
  .contact_container {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media screen and (max-width: 700px) {
  .home_data {
    text-align: center;
  }

  .home_img {
    width: 320px;
  }

  .home_scroll {
    display: none;
  }
}

@media screen and (min-width: 700px) {
  .nav_list {
    justify-content: center;
    column-gap: 3rem;
  }

  .home_content {
    grid-template-columns: max-content 1fr 1fr;
  }

  .home_data {
    grid-column: initial;
  }

  .home_img {
    order: 1;
  }

  .developers_container {
    grid-template-columns: repeat(3, 1fr);
  }

  .project_contetnt {
    grid-template-columns: repeat(3, 1fr);
  }
}

@media screen and (max-width: 768px) {
  .section {
    padding: 4rem 0 1rem;
  }

  .hr-line {
    margin-top: 1rem;
  }

  .developers_container {
    margin-top: 2rem;
    display: grid;
    justify-content: center;
    align-items: center;
  }
}

@media screen and (min-width: 768px) {
  body {
    margin: 0;
  }

  .section {
    padding: 6rem 0 2rem;
  }

  .nav {
    height: calc(var(--header-height) + 1.5rem);
  }

  .nav_icon {
    display: none;
  }

  .nav_name {
    font-size: var(--normal-font-size);
  }

  .nav_link:hover {
    color: var(--first-color);
  }

  .active-link::before {
    content: "";
    position: absolute;
    bottom: -0.75rem;
    width: 4px;
    height: 4px;
    background-color: var(--first-color);
    border-radius: 50%;
  }

  .section_subtitle {
    margin-bottom: 4rem;
  }

  .header {
    top: 0;
    bottom: initial;
  }

  .home_container {
    row-gap: 5rem;
  }

  .home_content {
    padding-top: 5.5rem;
    column-gap: 2rem;
  }

  .home_img {
    width: 400px;
  }

  .donate_bg {
    background: none;
  }

  .donate_container {
    background-color: var(--first-color-second);
    border-radius: 1rem;
    padding: 3rem 2.5rem 0;
    grid-template-columns: 1fr max-content;
    column-gap: 3rem;
  }

  .donate_date {
    padding-top: 1rem;
  }

  .footer_container {
    padding: 3rem 0 1rem;
    text-align: center;
  }
}

@media screen and (min-width: 1024px) {
  .container {
    margin-left: auto;
    margin-right: auto;
  }

  .home_img {
    width: 500px;
  }
}