:root {
  color-scheme: light;
}
* {
  box-sizing: border-box;
}
html,
body {
  height: 100%;
}
body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  color: #111;
  background: #fff;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  display: flex;
  flex-direction: column;
  min-height: 100vh;
}

/* Header: logotype + nav banner */
header {
  padding: 4.5rem 1.5rem 0;
  text-align: center;
}
.logotype {
  width: 100%;
  max-width: 380px;
  height: auto;
}
nav {
  margin-top: 1.75rem;
  display: flex;
  justify-content: center;
  gap: 2.5rem;
}
nav a {
  font-size: 0.95rem;
  letter-spacing: 0.03em;
  color: #9a9a9a;
  text-decoration: none;
  padding-bottom: 3px;
  border-bottom: 1px solid transparent;
  transition: color 0.15s ease;
}
nav a:hover {
  color: #111;
}
nav a.active {
  color: #111;
  border-bottom-color: #111;
}

/* Main content */
main {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 3.5rem 1.5rem;
}

/* Code / home — OwlGuardian feature */
.product {
  max-width: 30rem;
}
.product-logo {
  width: 100%;
  max-width: 260px;
  height: auto;
  margin-bottom: 1.5rem;
}
.product p {
  font-size: 1.05rem;
  color: #444;
  margin: 0 0 1rem;
}
.product .link {
  color: #1d4ed8;
  text-decoration: none;
}
.product .link:hover {
  text-decoration: underline;
}

/* Coming soon */
.coming-soon {
  font-size: 1.05rem;
  color: #9a9a9a;
  letter-spacing: 0.04em;
}

footer {
  text-align: center;
  padding: 2.5rem 1.5rem 3rem;
  font-size: 0.8rem;
  color: #b0b0b0;
}
footer a {
  color: #b0b0b0;
  text-decoration: none;
}
footer a:hover {
  color: #777;
}

@media (max-width: 480px) {
  header {
    padding-top: 3rem;
  }
  nav {
    gap: 1.75rem;
  }
}