*, *::before, *::after { box-sizing: border-box; }

body {
  margin: 0;
  min-height: 100dvh;
  display: grid;
  place-items: center;
  font-family: 'Krub', system-ui, sans-serif;
  color: #fff;
  text-shadow: 0 .05rem .1rem rgb(0 0 0 / .5);
  background: #999 url(../img/bg.jpg) center / cover no-repeat fixed;
}

main {
  position: fixed;
  inset: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 1.5rem;
  padding: 1rem;
  text-align: center;
  background: rgb(0 0 0 / .75);
  box-shadow: inset 0 0 5rem rgb(0 0 0 / .5);
}

h1 {
  margin: 0;
  display: flex;
  align-items: center;
  gap: .5rem;
  font-weight: 600;
  font-size: clamp(1.5rem, 8vw, 2.5rem);
}

h1 img { height: 1.6em; width: auto; }

nav { display: flex; gap: 1.25rem; font-size: 2rem; }

nav a {
  color: #fff;
  text-decoration: none;
  opacity: .8;
  transition: opacity .2s, transform .2s;
}

nav a:hover, nav a:focus-visible { opacity: 1; transform: translateY(-2px); }
nav a:focus-visible { outline: 2px solid #fff; outline-offset: 4px; border-radius: 4px; }

@media (prefers-reduced-motion: reduce) {
  nav a { transition: none; }
  nav a:hover { transform: none; }
}