:root {
  --app-blue: #2457c6;
  --app-blue-hover: #1c47a6;
  --app-yellow: #ffc73b;
  --app-soft: #eef2fc;
  --app-line: #e9e9e9;
  --app-muted: #5b6472;
  --app-dark: #242424;
}

* { box-sizing: border-box; }

html { color-scheme: light; }

body {
  margin: 0;
  background: #fff;
  color: #000;
  font-family: futura-pt, Futura, Arial, sans-serif;
  font-size: 17px;
  line-height: 1.55;
}

a { color: var(--app-blue); }

a:hover { color: var(--app-blue-hover); }

.app-shell {
  width: min(1120px, calc(100% - 40px));
  margin-inline: auto;
}

.app-header {
  background: var(--app-blue);
  color: #fff;
}

.app-header__inner {
  min-height: 72px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.app-brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  color: #fff;
  font-weight: 700;
  text-decoration: none;
}

.app-brand:hover { color: #fff; }

.app-brand img {
  width: 44px;
  height: 44px;
  border-radius: 6px;
}

.app-header nav {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px 22px;
}

.app-header nav a {
  color: #fff;
  font-size: 15px;
  text-decoration: none;
}

.app-header nav a:hover { text-decoration: underline; }

.app-intro {
  background: var(--app-blue);
  color: #fff;
  padding: 44px 0 58px;
}

.app-intro--compact { padding: 42px 0 48px; }

.app-intro__inner { text-align: center; }

.app-intro__mark {
  display: block;
  width: 112px;
  height: 112px;
  margin: 0 auto 24px;
  border-radius: 8px;
}

.app-kicker {
  margin: 0 0 10px;
  font-size: 15px;
  font-weight: 700;
}

.app-kicker--dark { color: var(--app-blue); }

.app-intro h1 {
  width: min(860px, 100%);
  margin: 0 auto;
  font-size: 48px;
  line-height: 1.08;
  font-weight: 700;
}

.app-lead {
  width: min(760px, 100%);
  margin: 18px auto 0;
  font-size: 21px;
}

.app-section { padding: 58px 0; }

.app-section--soft { background: var(--app-soft); }

.app-columns {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1.15fr);
  gap: 64px;
  align-items: start;
}

.app-columns h2,
.app-document h2 {
  margin: 0 0 14px;
  font-size: 30px;
  line-height: 1.18;
  font-weight: 700;
}

.app-columns p { margin: 0 0 16px; }

.app-feature-list {
  list-style: none;
  margin: 0;
  padding: 0;
}

.app-feature-list li {
  display: grid;
  grid-template-columns: minmax(150px, .8fr) minmax(0, 1.4fr);
  gap: 22px;
  padding: 16px 0;
  border-top: 1px solid var(--app-line);
}

.app-feature-list li:last-child { border-bottom: 1px solid var(--app-line); }

.app-feature-list strong { font-weight: 700; }

.app-feature-list span { color: var(--app-muted); }

.app-facts {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 0;
  border-top: 1px solid var(--app-line);
  border-bottom: 1px solid var(--app-line);
}

.app-facts div {
  min-height: 108px;
  padding: 20px;
  border-right: 1px solid var(--app-line);
}

.app-facts div:last-child { border-right: 0; }

.app-facts strong,
.app-facts span { display: block; }

.app-facts strong { margin-bottom: 6px; }

.app-facts span { color: var(--app-muted); }

.app-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 28px;
}

.app-action {
  display: inline-flex;
  min-height: 44px;
  align-items: center;
  justify-content: center;
  padding: 10px 18px;
  border-radius: 6px;
  box-shadow: inset 0 0 0 1px var(--app-line);
  color: #000;
  font-weight: 700;
  text-decoration: none;
}

.app-action:hover {
  box-shadow: inset 0 0 0 1px var(--app-blue);
  color: var(--app-blue-hover);
}

.app-action--primary {
  background: var(--app-yellow);
  box-shadow: none;
  color: #000;
}

.app-action--primary:hover {
  background: #ffea84;
  box-shadow: none;
  color: #000;
}

.app-document {
  padding-top: 48px;
  padding-bottom: 64px;
}

.app-document section {
  display: grid;
  grid-template-columns: minmax(220px, .7fr) minmax(0, 1.55fr);
  gap: 54px;
  padding: 26px 0;
  border-top: 1px solid var(--app-line);
}

.app-document section:last-child { border-bottom: 1px solid var(--app-line); }

.app-document section > :not(h2) { grid-column: 2; }

.app-document p { margin: 0 0 14px; }

.app-document p:last-child { margin-bottom: 0; }

.app-document ul {
  margin: 0 0 14px;
  padding-left: 22px;
}

.app-document li { margin-bottom: 8px; }

.app-date {
  color: var(--app-muted);
  font-size: 15px;
}

.app-support-contact { background: var(--app-soft); }

.app-footer {
  background: var(--app-dark);
  color: #fff;
  padding: 34px 0;
}

.app-footer__inner {
  display: grid;
  grid-template-columns: 1.25fr 1fr 1fr;
  gap: 30px;
  align-items: start;
  font-size: 15px;
}

.app-footer a { color: #fff; }

@media (min-width: 761px) and (max-width: 1025px) {
  .app-shell { width: min(920px, calc(100% - 36px)); }
  .app-intro h1 { font-size: 42px; }
  .app-columns { gap: 40px; }
  .app-facts { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .app-facts div:nth-child(2) { border-right: 0; }
  .app-facts div:nth-child(-n + 2) { border-bottom: 1px solid var(--app-line); }
}

@media (max-width: 760px) {
  body { font-size: 16px; }
  .app-shell { width: calc(100% - 28px); }
  .app-header__inner { padding: 12px 0; align-items: flex-start; }
  .app-brand span { display: none; }
  .app-brand img { width: 40px; height: 40px; }
  .app-header nav { justify-content: flex-end; gap: 6px 14px; }
  .app-header nav a { font-size: 14px; }
  .app-intro, .app-intro--compact { padding: 32px 0 40px; }
  .app-intro__mark { width: 88px; height: 88px; margin-bottom: 20px; }
  .app-intro h1 { font-size: 34px; }
  .app-lead { font-size: 18px; }
  .app-section { padding: 42px 0; }
  .app-columns { grid-template-columns: 1fr; gap: 26px; }
  .app-columns h2, .app-document h2 { font-size: 25px; }
  .app-feature-list li { grid-template-columns: 1fr; gap: 5px; }
  .app-facts { grid-template-columns: 1fr; }
  .app-facts div { min-height: 0; border-right: 0; border-bottom: 1px solid var(--app-line); }
  .app-facts div:last-child { border-bottom: 0; }
  .app-action { width: 100%; }
  .app-document { padding-top: 34px; padding-bottom: 48px; }
  .app-document section { grid-template-columns: 1fr; gap: 8px; padding: 22px 0; }
  .app-document section > :not(h2) { grid-column: 1; }
  .app-footer__inner { grid-template-columns: 1fr; gap: 18px; }
}