@font-face { font-family: 'AvenirNext'; src: url('/assets/fonts/AvenirNextCyr-Light.ttf') format('truetype'); font-weight: 300; font-display: swap; }
@font-face { font-family: 'AvenirNext'; src: url('/assets/fonts/AvenirNextCyr-Regular.ttf') format('truetype'); font-weight: 400; font-display: swap; }
@font-face { font-family: 'AvenirNext'; src: url('/assets/fonts/AvenirNextCyr-Medium.ttf') format('truetype'); font-weight: 500; font-display: swap; }
@font-face { font-family: 'AvenirNext'; src: url('/assets/fonts/AvenirNextCyr-Bold.ttf') format('truetype'); font-weight: 700; font-display: swap; }
@font-face { font-family: 'AvenirNext'; src: url('/assets/fonts/AvenirNextCyr-Heavy.ttf') format('truetype'); font-weight: 800; font-display: swap; }

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

:root {
  --bg: #eeedf2;
  --text: #111118;
  --muted: #5e5878;
  --accent: #5C3D99;
  --font: 'AvenirNext', system-ui, -apple-system, sans-serif;
}

html, body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--font);
  -webkit-font-smoothing: antialiased;
  line-height: 1.7;
}

body {
  padding: 64px 24px;
}

.doc {
  max-width: 720px;
  margin: 0 auto;
  background: #fff;
  border: 1px solid rgba(123,94,167,0.1);
  border-radius: 20px;
  padding: 48px 56px;
}

.doc header {
  border-bottom: 1px solid rgba(123,94,167,0.13);
  padding-bottom: 24px;
  margin-bottom: 40px;
}

.doc header .brand {
  text-decoration: none;
  display: inline-block;
}

.doc header .brand img {
  height: 56px;
  width: auto;
  display: block;
  filter: brightness(0);
}

.doc header h1 {
  margin: 12px 0 4px;
  font-size: 2rem;
  font-weight: 800;
  letter-spacing: -0.02em;
  line-height: 1.1;
}

.doc header .meta {
  font-size: 0.8rem;
  color: var(--muted);
}

h2 {
  font-size: 1rem;
  font-weight: 700;
  color: #5C3D99;
  margin: 36px 0 8px;
}

p {
  margin: 0 0 16px;
  font-size: 0.92rem;
  color: var(--muted);
  line-height: 1.72;
}

ul {
  margin: 0 0 16px;
  padding-left: 24px;
}

li {
  margin-bottom: 6px;
  font-size: 0.92rem;
  color: var(--muted);
  line-height: 1.72;
}

a {
  color: var(--text);
  text-decoration: none;
}

a:hover { text-decoration: underline; }

.doc-nav {
  margin-top: 48px;
  padding-top: 24px;
  border-top: 1px solid rgba(123,94,167,0.13);
  display: flex;
  flex-wrap: wrap;
  gap: 8px 24px;
  font-size: 0.82rem;
}

footer {
  margin-top: 32px;
  padding-top: 16px;
  border-top: 1px solid rgba(123,94,167,0.13);
  font-size: 0.78rem;
  color: var(--muted);
}

@media (max-width: 640px) {
  body { padding: 24px 16px; }
  .doc { padding: 32px 24px; }
}