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

body {
  height: 100vh;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI",
               Roboto, Helvetica, Arial, sans-serif;
  background: #0b1c2d; /* deep tech blue */
  color: #ffffff;
  display: flex;
  align-items: center;
  justify-content: center;
}

.container {
  text-align: center;
  padding: 2rem;
  max-width: 900px;
}

.logo {
  max-width: 320px;
  width: 80%;
  margin-bottom: 2.5rem;
}

.tagline {
  font-size: 2rem;
  font-weight: 600;
  margin-bottom: 1rem;
}

.subtitle {
  font-size: 1.1rem;
  line-height: 1.6;
  color: #cfd8e3;
  margin-bottom: 2.5rem;
}

.subtitle .emphasis {
  font-style: italic;
  opacity: 0.9;
}

.contact a {
  font-size: 1rem;
  color: #7fb3ff;
  text-decoration: none;
}

.contact a:hover {
  text-decoration: underline;
}