:root {
  color-scheme: light;
  font-family: "Segoe UI", system-ui, sans-serif;
  color: #162c31;
  background: #f7f9f6;
  line-height: 1.63;
  font-size: 100%;
}
* { box-sizing: border-box; }
body { margin: 0; }
header { border-bottom: 1px solid #bfcec9; }
nav, main {
  width: min(100%, 49rem);
  margin-inline: auto;
  padding-inline: clamp(1.1rem, 5vw, 2.6rem);
}
nav {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: .25rem 1.25rem;
  padding-block: .65rem;
}
nav a { display: inline-block; padding-block: .45rem; }
nav a:first-child { margin-inline-end: auto; font-weight: 700; }
nav a[aria-current="page"] { color: #162c31; text-decoration-thickness: .13em; }
a { color: #14594a; text-underline-offset: .2em; }
a:focus-visible { outline: 3px solid #914700; outline-offset: 4px; }
main { padding-block: clamp(2.25rem, 7vw, 4.25rem); }
h1, h2 { line-height: 1.18; }
h1 { font-size: clamp(2.1rem, 6vw, 3.3rem); margin: 0 0 1.1rem; }
h2 { font-size: 1.45rem; margin: 2rem 0 .6rem; }
p { margin: .5rem 0 1rem; }
.introduzione { font-size: 1.18rem; }
.salta {
  position: absolute;
  inset-inline-start: 1rem;
  inset-block-start: 1rem;
  transform: translateY(-200%);
  padding: .45rem .7rem;
  background: white;
}
.salta:focus { transform: translateY(0); }