*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  background: var(--sfondo);
  color: var(--testo);
  font-family: var(--sans);
  font-size: var(--t-corpo);
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
img, video, svg { display: block; max-width: 100%; }
h1, h2, h3 { margin: 0; line-height: 1.04; letter-spacing: -0.035em; font-weight: 800; text-wrap: balance; }
h2 { font-size: var(--t-h2); }
h3 { font-size: var(--t-h3); letter-spacing: -0.02em; }
p { margin: 0; }
em { font-family: var(--serif); font-style: normal; font-weight: 400; color: var(--rosso); letter-spacing: -0.02em; }
a { color: inherit; }
:focus-visible { outline: 3px solid var(--rosso); outline-offset: 4px; border-radius: 6px; }

.occhiello {
  font-size: var(--t-piccolo);
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--rosso);
}

.sezione {
  max-width: var(--larghezza);
  margin: 0 auto;
  padding-block: clamp(80px, 12vw, 160px);
  padding-inline: var(--margine);
}

.bottone {
  display: inline-flex;
  align-items: center;
  gap: 0.5em;
  padding: 0.85em 1.6em;
  border-radius: 999px;
  background: var(--rosso);
  color: #fff;
  font-weight: 700;
  font-size: 1rem;
  text-decoration: none;
  transition: transform 0.4s var(--curva), background 0.3s;
}
.bottone:hover { background: #E63549; transform: translateY(-2px); }

/* Comparsa allo scorrimento: visibile di base, animata solo se il JS è attivo */
.js [data-rivela] {
  opacity: 0;
  transform: translateY(40px);
  transition: opacity 1s var(--curva), transform 1s var(--curva);
}
.js [data-rivela].visto { opacity: 1; transform: none; }

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation: none !important; transition: none !important; }
  .js [data-rivela] { opacity: 1; transform: none; }
}