body {
  margin: 0;
  font-family: 'Share Tech Mono', monospace;
  background-color: #111;
  color: #eee;
  transition: 0.3s;
}

header {
  text-align: center;
  padding: 30px 20px 20px;
  position: relative;
  max-width: 1000px;
  margin: auto;
}

.top-right {
  position: absolute;
  top: 15px;
  right: 20px;
  display: flex;
  gap: 10px;
  align-items: center;
}

.hamburger {
  font-size: 1.5rem;
  cursor: pointer;
  color: #999;
}

#mode-toggle {
  background: none;
  border: none;
  font-size: 1.5rem;
  cursor: pointer;
  color: #ccc;
}

header h1 {
  font-size: 3.2rem;
  margin-bottom: 0.2em;
  letter-spacing: 4px;
}

.tagline {
  font-size: 1.2rem;
  font-style: italic;
  color: #bbb;
  margin-bottom: 1em;
}

.nav-buttons {
  margin-top: 20px;
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 20px;
}

.nav-buttons a {
  padding: 10px 18px;
  border: 1px solid #555;
  border-radius: 6px;
  background-color: #1a1a1a;
  color: #eee;
  text-decoration: none;
  font-size: 1rem;
  transition: 0.2s;
}

.nav-buttons a:hover {
  background-color: #2a2a2a;
  border-color: #61dafb;
  color: #61dafb;
}

main {
  padding: 20px;
  max-width: 800px;
  margin: 30px auto;
}

.main-desc {
  font-size: 1.3rem;
  line-height: 1.8;
  text-align: center;
}

footer {
  display: none;
}

.light {
  background-color: #fff;
  color: #111;
}

.light .hamburger,
.light #mode-toggle {
  color: #444;
}

.light .nav-buttons a {
  background-color: #f0f0f0;
  color: #111;
  border-color: #ccc;
}

.light .nav-buttons a:hover {
  background-color: #ddd;
  color: #0077cc;
  border-color: #0077cc;
}