@font-face {
  font-family: Inter;
  src: url("assets/inter-cyrillic.woff2") format("woff2");
  font-style: normal;
  font-weight: 400 800;
  font-display: swap;
  unicode-range: U+0301, U+0400-045F, U+0490-0491, U+04B0-04B1, U+2116;
}

@font-face {
  font-family: Inter;
  src: url("assets/inter-latin.woff2") format("woff2");
  font-style: normal;
  font-weight: 400 800;
  font-display: swap;
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA,
    U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193,
    U+2212, U+2215, U+FEFF, U+FFFD;
}

:root {
  color-scheme: light;
  --background: #f8f7f4;
  --text: #151515;
  --muted: #525557;
  --divider: #cccbc8;
  --outline: #666866;
  --hover: #efeeeb;
  --blue: #0075b3;
  --blue-hover: #00689f;
  --step: #006b9f;
  --focus: #006b9f;
}

@media (prefers-color-scheme: dark) {
  :root {
    color-scheme: dark;
    --background: #090909;
    --text: #f8f7f5;
    --muted: #c1c0bd;
    --divider: #555555;
    --outline: #a6a6a3;
    --hover: #202020;
    --blue: #0086c8;
    --blue-hover: #0077b3;
    --step: #35bbf3;
    --focus: #35bbf3;
  }
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  color: var(--text);
  background: var(--background);
  font-family: Inter, Arial, sans-serif;
  font-size: 1rem;
  line-height: 1.5;
}

h1,
h2,
h3,
p,
ol {
  margin: 0;
}

img {
  display: block;
  max-width: 100%;
}

.page {
  width: min(86rem, calc(100% - 2 * clamp(1.25rem, 4.1vw, 4.5rem)));
  margin-inline: auto;
}

.site-header {
  padding-block: clamp(1.5rem, 3.15vw, 3rem) clamp(1.75rem, 2.4vw, 2.25rem);
}

.brand {
  width: clamp(4.5rem, 7.6vw, 6.25rem);
  height: auto;
  border-radius: 0.4rem;
}

.hero {
  display: grid;
  grid-template-columns: minmax(0, 0.96fr) minmax(0, 1.22fr);
  align-items: start;
  gap: clamp(1.75rem, 3.2vw, 3.5rem);
  padding-bottom: clamp(3rem, 5.45vw, 5.5rem);
}

.hero-copy {
  align-self: center;
}

h1,
h2 {
  font-weight: 800;
  letter-spacing: -0.045em;
  line-height: 1.05;
}

h1 {
  font-size: clamp(2.125rem, 4.05vw, 4.25rem);
}

h1 span {
  display: block;
}

.hero-copy p {
  max-width: 31rem;
  margin-top: clamp(1.125rem, 2vw, 1.875rem);
  color: var(--muted);
  font-size: clamp(1rem, 1.6vw, 1.375rem);
  line-height: 1.45;
}

.social-links {
  display: grid;
  gap: 0.875rem;
  width: min(100%, 25rem);
  margin-top: clamp(1.5rem, 2.8vw, 2.5rem);
}

.social-link {
  display: grid;
  grid-template-columns: 1.5rem 1fr 1.5rem;
  align-items: center;
  gap: 0.875rem;
  min-height: 3.5rem;
  padding: 0.75rem 1.125rem;
  border: 1px solid transparent;
  border-radius: 0.65rem;
  color: inherit;
  font-size: 1.25rem;
  font-weight: 700;
  line-height: 1.25;
  text-decoration: none;
}

.social-link:focus-visible {
  outline: 2px solid var(--focus);
  outline-offset: 4px;
}

.social-link svg {
  width: 100%;
  height: auto;
}

.telegram {
  color: #ffffff;
  background: var(--blue);
}

.telegram:hover {
  background: var(--blue-hover);
}

.instagram {
  border-color: var(--outline);
}

.instagram:hover {
  background: var(--hover);
}

.hero-photo {
  width: 100%;
  height: auto;
  border-radius: 0.65rem;
}

.section,
.site-footer {
  border-top: 1px solid var(--divider);
}

.section {
  padding-block: clamp(2.25rem, 4.5vw, 4rem);
}

h2 {
  font-size: clamp(2rem, 3.5vw, 3.5rem);
}

.steps {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: clamp(0.875rem, 2vw, 2rem);
  margin-top: clamp(1.5rem, 3vw, 2.375rem);
  padding: 0;
  list-style: none;
}

.steps li {
  font-size: clamp(1rem, 1.45vw, 1.25rem);
  font-weight: 700;
  line-height: 1.28;
  overflow-wrap: anywhere;
}

.step-number {
  display: block;
  margin-bottom: 0.45rem;
  color: var(--step);
  font-size: 0.95rem;
  font-weight: 700;
  font-variant-numeric: tabular-nums;
  letter-spacing: 0.045em;
}

.principles {
  padding-top: clamp(3.125rem, 6.25vw, 5.5rem);
}

.principle-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: clamp(1.375rem, 2.9vw, 2.75rem);
  margin-top: clamp(1.5rem, 3.25vw, 2.75rem);
}

.principle {
  min-width: 0;
}

.principle:nth-child(n + 3) {
  padding-top: clamp(1.25rem, 2.5vw, 2.375rem);
  border-top: 1px solid var(--divider);
}

.principle h3 {
  font-size: clamp(1.125rem, 2vw, 1.75rem);
  font-weight: 750;
  letter-spacing: -0.03em;
  line-height: 1.18;
}

.principle p {
  margin-top: 0.5rem;
  color: var(--muted);
  font-size: clamp(1rem, 1.5vw, 1.25rem);
  line-height: 1.48;
}

.site-footer {
  padding-block: clamp(1.625rem, 3.25vw, 3rem);
  color: var(--muted);
  font-size: 0.9rem;
}

@media (max-width: 52rem) {
  .hero {
    grid-template-columns: minmax(0, 1fr);
  }

  h1 {
    font-size: clamp(2rem, 9.2vw, 3.5rem);
  }

  .social-links {
    width: 100%;
  }

  .steps {
    grid-template-columns: minmax(0, 1fr);
    gap: 1rem;
  }

  .steps li {
    display: grid;
    grid-template-columns: 2rem minmax(0, 1fr);
    align-items: baseline;
    gap: 0.75rem;
    font-size: 1.0625rem;
  }

  .step-number {
    margin: 0;
  }
}

@media (max-width: 37.5rem) {
  .principle-grid {
    grid-template-columns: minmax(0, 1fr);
  }

  .principle + .principle {
    padding-top: 1.25rem;
    border-top: 1px solid var(--divider);
  }
}