/* Телеграф / telegraf.cdto.group — стиль в духе палитры CDTO (LMS CDTO, 2026-03-04) */
:root {
  --cdto-teal: #0f766e;
  --cdto-lime: #84cc16;
  --cdto-orange: #ed7d31;
  --text: #1e293b;
  --text-muted: #64748b;
  --bg: #f8fafc;
  --border: #e2e8f0;
  --footer: #222222;
}

* { box-sizing: border-box; }
html { font-size: 16px; }
body {
  margin: 0;
  font-family: system-ui, "Segoe UI", Roboto, Ubuntu, "Helvetica Neue", sans-serif;
  color: var(--text);
  background: var(--bg);
  line-height: 1.55;
}

header.site {
  background: var(--cdto-teal);
  color: #fff;
  padding: 1rem 1.25rem;
  box-shadow: 0 1px 3px rgba(0,0,0,.12);
}
header.site h1 {
  margin: 0;
  font-size: 1.15rem;
  font-weight: 600;
}
header.site .sub {
  margin: 0.35rem 0 0;
  font-size: 0.9rem;
  opacity: 0.92;
}
header.site a {
  color: var(--cdto-lime);
  text-decoration: none;
}
header.site a:hover { text-decoration: underline; }

nav.breadcrumb {
  max-width: 52rem;
  margin: 0 auto;
  padding: 0.75rem 1.25rem;
  font-size: 0.9rem;
  color: var(--text-muted);
}
nav.breadcrumb a { color: var(--cdto-teal); }

main {
  max-width: 52rem;
  margin: 0 auto;
  padding: 1rem 1.25rem 3rem;
}

main h1 {
  color: var(--cdto-orange);
  font-size: 1.5rem;
  margin-top: 0;
}
main h2 {
  color: var(--cdto-teal);
  font-size: 1.15rem;
  margin-top: 1.75rem;
}
main p, main li { margin: 0.65rem 0; }
main ul { padding-left: 1.25rem; }

a { color: var(--cdto-teal); }
a:hover { color: #0d9488; }

.card {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 1rem 1.15rem;
  margin: 1rem 0;
}

footer.site {
  background: var(--footer);
  color: #ccc;
  padding: 1.5rem 1.25rem;
  font-size: 0.875rem;
  margin-top: 2rem;
}
footer.site a { color: var(--cdto-lime); }

.help-list { list-style: none; padding: 0; }
.help-list li {
  border-bottom: 1px solid var(--border);
  padding: 0.65rem 0;
}
.help-list a { font-weight: 500; }