:root {
  --sfondo: #151515;
  --card: #1f1f1f;
  --card-2: #262626;
  --bordo: rgba(255, 255, 255, .10);
  --testo: #f2f2f2;
  --tenue: #b4b4b4;
  --debole: #8a8a8a;
  --accento: #4cc2ff;
  --accento-scuro: #0a3b57;
  --giallo: #ffd600;
  --raggio: 14px;
  color-scheme: dark;
}

* { box-sizing: border-box; }

html { -webkit-text-size-adjust: 100%; }

body {
  margin: 0;
  font-family: "Segoe UI Variable Text", "Segoe UI", system-ui, -apple-system, Roboto, sans-serif;
  font-size: 17px;
  line-height: 1.6;
  color: var(--testo);
  background:
    radial-gradient(1100px 600px at 85% -10%, #26334a 0%, rgba(38, 51, 74, 0) 70%),
    radial-gradient(900px 600px at -10% 40%, #2b2433 0%, rgba(43, 36, 51, 0) 70%),
    var(--sfondo);
  background-repeat: no-repeat;
}

a { color: var(--accento); text-decoration: none; }
a:hover { text-decoration: underline; }

img { max-width: 100%; height: auto; display: block; }

kbd {
  font-family: inherit;
  font-size: .85em;
  padding: 1px 7px;
  border-radius: 6px;
  background: var(--card-2);
  border: 1px solid var(--bordo);
  border-bottom-width: 2px;
  white-space: nowrap;
}

.contenitore { max-width: 1120px; margin: 0 auto; padding: 0 16px; }

/* Barra in alto */
.barra {
  display: flex; align-items: center; justify-content: space-between;
  padding: 18px 0;
}
.marchio { display: flex; align-items: center; gap: 10px; color: var(--testo); font-weight: 600; font-size: 19px; }
.marchio:hover { text-decoration: none; }
.marchio img { width: 32px; height: 32px; }
.barra nav { display: flex; gap: 20px; font-size: 15px; }
.barra nav a { color: var(--tenue); }
.barra nav a:hover { color: var(--testo); text-decoration: none; }

/* Apertura */
.apertura { text-align: center; padding: 48px 0 32px; }
.apertura .logo { width: 104px; height: 104px; margin: 0 auto 22px; filter: drop-shadow(0 8px 22px rgba(0, 0, 0, .55)); }
h1 {
  font-family: "Segoe UI Variable Display", "Segoe UI", system-ui, sans-serif;
  font-size: clamp(42px, 8vw, 72px);
  line-height: 1.05;
  letter-spacing: -1.5px;
  margin: 0;
}
.slogan {
  font-size: clamp(21px, 3.4vw, 30px);
  font-weight: 600;
  line-height: 1.25;
  color: var(--accento);
  margin: 14px auto 0;
  max-width: 760px;
}
.sotto { color: var(--tenue); max-width: 680px; margin: 16px auto 0; }

.azioni { display: flex; flex-wrap: wrap; justify-content: center; gap: 12px; margin-top: 30px; }
.pulsante {
  display: inline-flex; align-items: center; gap: 10px;
  padding: 12px 22px;
  border-radius: 10px;
  font-weight: 600;
  font-size: 17px;
  border: 1px solid var(--bordo);
  background: var(--card-2);
  color: var(--testo);
}
.pulsante:hover { text-decoration: none; background: #303030; }
.pulsante.primario { background: var(--accento); border-color: var(--accento); color: #00263a; }
.pulsante.primario:hover { background: #7ad3ff; }
.pulsante svg { width: 20px; height: 20px; flex: none; }
.dettagli-download { margin-top: 12px; font-size: 14px; color: var(--debole); }

/* Screenshot */
.schermate { display: grid; gap: 22px; margin: 36px 0 8px; }
.schermata {
  margin: 0;
  border-radius: var(--raggio);
  overflow: hidden;
  border: 1px solid var(--bordo);
  box-shadow: 0 30px 80px rgba(0, 0, 0, .55);
  background: var(--card);
}
.schermata figcaption { padding: 10px 16px; font-size: 14px; color: var(--debole); border-top: 1px solid var(--bordo); }
.crediti { text-align: center; font-size: 13px; color: var(--debole); margin: 4px 0 0; }

/* Sezioni */
section { padding: 56px 0 8px; }
h2 {
  font-family: "Segoe UI Variable Display", "Segoe UI", system-ui, sans-serif;
  font-size: clamp(27px, 4vw, 36px);
  line-height: 1.15;
  letter-spacing: -.5px;
  margin: 0 0 18px;
}
h3 { font-size: 19px; margin: 0 0 10px; }
.intro { color: var(--tenue); max-width: 760px; margin: 0 0 26px; }

.citazione {
  margin: 0;
  padding: 22px 26px;
  border-left: 3px solid var(--giallo);
  background: rgba(255, 255, 255, .03);
  border-radius: 0 var(--raggio) var(--raggio) 0;
  color: var(--tenue);
  max-width: 820px;
}
.citazione cite { display: block; margin-top: 10px; font-style: normal; color: var(--testo); }

.schede { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 16px; }
.scheda {
  background: var(--card);
  border: 1px solid var(--bordo);
  border-radius: var(--raggio);
  padding: 22px;
}
.scheda ul { margin: 0; padding-left: 18px; color: var(--tenue); font-size: 16px; }
.scheda li + li { margin-top: 6px; }
.scheda .icona { font-size: 26px; line-height: 1; margin-bottom: 12px; }

.tabella-scorre { overflow-x: auto; border: 1px solid var(--bordo); border-radius: var(--raggio); }
table { width: 100%; border-collapse: collapse; font-size: 16px; min-width: 520px; }
th, td { text-align: left; padding: 12px 16px; border-bottom: 1px solid var(--bordo); vertical-align: top; }
th { background: var(--card-2); font-weight: 600; }
td { background: var(--card); color: var(--tenue); }
tr:last-child td { border-bottom: 0; }
td:first-child { color: var(--testo); width: 38%; }

.passi { counter-reset: passo; list-style: none; padding: 0; margin: 0; display: grid; gap: 14px; max-width: 820px; }
.passi li {
  counter-increment: passo;
  position: relative;
  padding: 16px 18px 16px 62px;
  background: var(--card);
  border: 1px solid var(--bordo);
  border-radius: var(--raggio);
  color: var(--tenue);
}
.passi li::before {
  content: counter(passo);
  position: absolute; left: 18px; top: 15px;
  width: 30px; height: 30px; border-radius: 50%;
  display: grid; place-items: center;
  background: var(--accento-scuro); color: var(--accento); font-weight: 700;
}
.passi strong { color: var(--testo); }
code {
  font-family: "Cascadia Code", Consolas, monospace;
  font-size: .9em;
  padding: 1px 6px;
  border-radius: 6px;
  background: var(--card-2);
}

.domande details {
  background: var(--card);
  border: 1px solid var(--bordo);
  border-radius: var(--raggio);
  padding: 14px 18px;
  max-width: 820px;
}
.domande details + details { margin-top: 10px; }
.domande summary { cursor: pointer; font-weight: 600; }
.domande p { color: var(--tenue); margin: 10px 0 0; }

/* Piede */
footer {
  margin-top: 72px;
  padding: 28px 0 40px;
  border-top: 1px solid var(--bordo);
  color: var(--debole);
  font-size: 14px;
}
footer .righe { display: flex; flex-wrap: wrap; gap: 8px 22px; margin-bottom: 10px; }
footer a { color: var(--tenue); }

@media (max-width: 640px) {
  body { font-size: 16px; }
  .barra nav a.facoltativo { display: none; }
  .apertura { padding-top: 28px; }
  .pulsante { width: 100%; justify-content: center; }
  section { padding-top: 44px; }
}

.badge { display: flex; flex-wrap: wrap; justify-content: center; gap: 6px; margin: 14px 0 0; }
.badge a { display: block; line-height: 0; }
.badge a:hover { opacity: .85; }
.badge img { height: 20px; width: auto; }
.aggiornato { margin: 10px 0 0; font-size: 14px; color: var(--debole); }