:root {
  --fondo: #070b10;
  --testo: #d9e6ee;
  --tenue: #93a7b4;
  --accento: #5ce1e6;
  --mono: ui-monospace, "Cascadia Mono", "Segoe UI Mono", "SF Mono", Menlo, Consolas, "Liberation Mono", monospace;
}

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

body {
  margin: 0;
  min-height: 100dvh;
  display: grid;
  align-content: center;
  padding: clamp(1rem, 6vw, 4rem);
  background: var(--fondo);
  color: var(--testo);
  font-family: var(--mono);
  line-height: 1.6;
}

.riga { color: var(--tenue); margin: 0 0 0.5rem; }

h1 {
  margin: 0 0 1.5rem;
  font-size: clamp(1.75rem, 6vw, 3.5rem);
  font-weight: 600;
  line-height: 1.1;
}

h1::after {
  content: "_";
  color: var(--accento);
  margin-left: 0.15em;
}

@media (prefers-reduced-motion: no-preference) {
  h1::after { animation: cursore 1.1s steps(1) infinite; }
}

@keyframes cursore { 50% { opacity: 0; } }

a { color: var(--accento); text-underline-offset: 0.2em; }
a:focus-visible { outline: 2px solid var(--accento); outline-offset: 3px; }