/* header */
header {
  position: fixed;
  inset: 0 0 auto 0;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 20px 40px;
  background: rgba(0,0,0,.7);
  backdrop-filter: blur(6px);
  border-bottom: 1px solid var(--accent);
}

header h1 {
  font-size: 20px;
  letter-spacing: 2px;
  color: var(--accent);
}

nav ul {
  display: flex;
  list-style: none;
  gap: 30px;
}

nav a {
  color: var(--text-muted);
  transition: .2s ease;
}

nav a:hover, nav a.active {
  color: var(--accent);
}

/* main layout */
main {
  min-height: 100vh;
  display: flex;
  justify-content: center;
  align-items: center;
  padding-top: 120px;
}

#mainthingy {
  text-align:center;
  max-width: 800px;
  padding: 2rem;
}

#mainthingy h2 {
  font-size: 2.5rem;
  margin-bottom: 1rem;
  color: var(--accent);
}

#mainthingy p {
  color: var(--text-muted);
  margin-bottom: .6rem;
  font-size: 1.1rem;
}

.btn-grid {
  margin-top: 3rem;
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 15px;
}

.btn {
  background: var(--panel);
  padding: 10px 20px;
  border-radius: var(--radius);
  font-size: .9rem;
  transition: transform .2s ease, box-shadow .2s ease;
}

.btn:hover {
  transform: translateY(-4px);
  box-shadow:
        0 5px 20px rgba(124, 92, 255, 0.25),
        0 0 10px rgba(95, 156, 255, 0.15);
  border: 1px solid var(--accent);
}