body {
  margin: 0;
  padding: 0;
  font-family: 'Segoe UI', Arial, sans-serif;
  background: #f7f9fb;
  min-height: 100vh;
}
.container {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  min-height: 100vh;
}
.logo {
  width: 120px;
  height: 120px;
  margin-bottom: 24px;
  border-radius: 16px;
  box-shadow: 0 4px 24px rgba(0,0,0,0.07);
  filter: invert(1);
}
h1 {
  font-size: 2.5rem;
  margin: 0 0 8px 0;
  color: #222;
}
.subtitle {
  color: #4a5568;
  font-size: 1.2rem;
  margin-bottom: 32px;
}
.cta-button {
  display: inline-block;
  padding: 14px 32px;
  background: #2d6cdf;
  color: #fff;
  border-radius: 8px;
  text-decoration: none;
  font-weight: 600;
  font-size: 1.1rem;
  box-shadow: 0 2px 8px rgba(45,108,223,0.08);
  transition: background 0.2s;
}
.cta-button:hover {
  background: #1a4fa0;
}