:root {
  color-scheme: light;
  --ink: #132018;
  --muted: #516057;
  --line: #c9d8ce;
  --soft: #eef5f0;
  --paper: #fbfdfb;
  --accent: #2f6f4f;
  --accent-dark: #184631;
  --warning: #fff7df;
}

* {
  box-sizing: border-box;
}

html {
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  color: var(--ink);
  background: var(--paper);
  line-height: 1.6;
}

body {
  margin: 0;
}

a {
  color: var(--accent-dark);
  text-decoration-thickness: 0.08em;
  text-underline-offset: 0.18em;
}

.site-header {
  border-bottom: 1px solid var(--line);
  background: #ffffff;
}

.header-inner,
main,
.site-footer {
  width: min(1080px, calc(100% - 32px));
  margin: 0 auto;
}

.header-inner {
  display: flex;
  gap: 24px;
  align-items: center;
  justify-content: space-between;
  padding: 18px 0;
}

.identity {
  display: flex;
  align-items: center;
  gap: 12px;
  min-width: 220px;
}

.mark {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  border: 2px solid var(--accent-dark);
  border-radius: 8px;
  font-weight: 800;
  letter-spacing: 0.04em;
  color: var(--accent-dark);
  background: var(--soft);
}

.site-name {
  margin: 0;
  font-weight: 800;
  line-height: 1.2;
}

.descriptor {
  margin: 2px 0 0;
  color: var(--muted);
  font-size: 0.92rem;
}

nav ul {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  align-items: center;
  justify-content: flex-end;
  padding: 0;
  margin: 0;
  list-style: none;
}

nav a {
  display: inline-block;
  padding: 9px 11px;
  border-radius: 8px;
  text-decoration: none;
  color: var(--ink);
}

nav a[aria-current="page"] {
  color: #ffffff;
  background: var(--accent-dark);
}

main {
  padding: 48px 0 26px;
}

.hero,
.section,
.disclosure-block {
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #ffffff;
  padding: clamp(20px, 4vw, 36px);
  margin-bottom: 22px;
}

.hero {
  background: linear-gradient(180deg, #ffffff, var(--soft));
}

h1 {
  margin: 0 0 10px;
  font-size: clamp(2.2rem, 6vw, 4.6rem);
  line-height: 1.02;
  letter-spacing: 0;
}

h2 {
  margin: 0 0 14px;
  font-size: clamp(1.35rem, 3vw, 2rem);
  line-height: 1.18;
  letter-spacing: 0;
}

h3 {
  margin: 18px 0 8px;
  font-size: 1.05rem;
}

.subtitle {
  margin: 0 0 18px;
  color: var(--accent-dark);
  font-size: clamp(1.1rem, 2vw, 1.35rem);
  font-weight: 700;
}

.ru {
  color: #25382c;
}

.note {
  padding: 14px 16px;
  border-left: 4px solid var(--accent);
  border-radius: 6px;
  background: var(--soft);
}

.disclosure-block {
  border: 2px solid var(--accent-dark);
  background: var(--warning);
}

.disclosure-block h2 {
  font-size: 1.25rem;
}

.disclosure-block p {
  margin-bottom: 0;
  font-weight: 650;
}

.numbered-list,
.plain-list {
  padding-left: 1.25rem;
}

.numbered-list li,
.plain-list li {
  margin-bottom: 12px;
}

.two-column {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px;
}

.site-footer {
  border-top: 1px solid var(--line);
  padding: 24px 0 38px;
  color: var(--muted);
}

.footer-title {
  margin: 0 0 4px;
  font-weight: 800;
  color: var(--ink);
}

.footer-line {
  margin: 0;
}

@media (max-width: 760px) {
  .header-inner {
    align-items: flex-start;
    flex-direction: column;
  }

  nav ul {
    justify-content: flex-start;
  }

  .two-column {
    grid-template-columns: 1fr;
  }
}