* {
  box-sizing: border-box;
}

body {
  margin: 0;
  background: #f4f6f8;
  color: #1f2933;
  font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

main {
  min-height: 100vh;
}

.landing-shell {
  width: min(1120px, calc(100% - 32px));
  margin: 0 auto;
  padding: 40px 0;
}

.landing-brand-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  margin-bottom: 56px;
}

.landing-brand,
.landing-ghdev {
  display: flex;
  align-items: center;
  gap: 14px;
}

.landing-logo {
  width: 56px;
  height: 56px;
}

.landing-ghdev-logo {
  width: 44px;
  height: 44px;
}

.landing-kicker {
  margin: 0 0 4px;
  color: #52606d;
  font-size: .9rem;
  text-transform: uppercase;
  letter-spacing: .08em;
}

h1 {
  margin: 0;
  font-size: clamp(2.4rem, 5vw, 4.8rem);
  line-height: 1;
  letter-spacing: 0;
}

.landing-ghdev span {
  color: #334e68;
  font-weight: 700;
}

.landing-hero {
  padding: 48px;
  border: 1px solid #d9e2ec;
  border-radius: 8px;
  background: #ffffff;
  box-shadow: 0 18px 50px rgba(16, 42, 67, .08);
}

.landing-subtitle {
  margin: 0 0 16px;
  color: #0f609b;
  font-size: clamp(1.25rem, 2vw, 1.65rem);
  font-weight: 700;
}

.landing-description {
  max-width: 780px;
  margin: 0 0 24px;
  color: #334e68;
  font-size: 1.15rem;
  line-height: 1.6;
}

.landing-restricted {
  margin: 0 0 28px;
  color: #52606d;
  font-weight: 600;
}

.landing-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.landing-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  padding: 10px 18px;
  border: 1px solid #bcccdc;
  border-radius: 6px;
  background: #ffffff;
  color: #243b53;
  font-weight: 700;
  text-decoration: none;
}

.landing-button:hover,
.landing-button:focus {
  border-color: #0f609b;
  color: #0f609b;
}

.landing-button-primary {
  border-color: #0f609b;
  background: #0f609b;
  color: #ffffff;
}

.landing-button-primary:hover,
.landing-button-primary:focus {
  background: #0a558c;
  color: #ffffff;
}

@media (max-width: 720px) {
  .landing-shell {
    width: min(100% - 24px, 1120px);
    padding: 24px 0;
  }

  .landing-brand-row {
    align-items: flex-start;
    flex-direction: column;
    margin-bottom: 32px;
  }

  .landing-hero {
    padding: 28px;
  }

  .landing-actions {
    flex-direction: column;
  }

  .landing-button {
    width: 100%;
  }
}

@media print {
  body {
    background: #ffffff;
  }

  .landing-shell {
    width: 100%;
    padding: 0;
  }

  .landing-hero {
    box-shadow: none;
  }

  .landing-actions {
    display: none;
  }
}