/* /var/www/grid/stile.css – stile del sito Escher Sky */
:root {
  --sfondo: #0f1724;
  --testo: #e6ebf2;
  --tenue: #9aa8bb;
  --accento: #7fb3ff;
  --riquadro: #182234;
}
* { box-sizing: border-box; }
body {
  margin: 0;
  background: var(--sfondo);
  color: var(--testo);
  font: 17px/1.6 system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
}
main { max-width: 44rem; margin: 0 auto; padding: 3rem 1rem 4rem; }
h1 { font-size: 2.4rem; margin: 0; letter-spacing: 0.02em; }
h2 { font-size: 1.2rem; color: var(--accento); margin: 2.2rem 0 0.6rem; }
.sottotitolo { color: var(--tenue); margin-top: 0.3rem; }
section { background: var(--riquadro); border-radius: 10px; padding: 0.2rem 1.4rem 1rem; margin-top: 1.5rem; }
code {
  display: inline-block;
  background: #0b111b;
  color: var(--accento);
  padding: 0.1rem 0.45rem;
  border-radius: 5px;
  font-size: 0.95em;
  word-break: break-all;
}
li { margin-bottom: 0.5rem; }

/* moduli (iscrizione, password) */
.ritorno { margin: 0 0 1.5rem; }
.ritorno a, a { color: var(--accento); }
form { display: grid; gap: 1rem; margin-top: 1.5rem; }
label { display: grid; gap: 0.35rem; color: var(--tenue); font-size: 0.95rem; }
input {
  font: inherit;
  color: var(--testo);
  background: #0b111b;
  border: 1px solid #2c3a52;
  border-radius: 6px;
  padding: 0.6rem 0.75rem;
}
input:focus { outline: 2px solid var(--accento); outline-offset: 1px; }
button {
  font: inherit;
  font-weight: 600;
  color: #0b111b;
  background: var(--accento);
  border: 0;
  border-radius: 6px;
  padding: 0.75rem 1rem;
  cursor: pointer;
  margin-top: 0.5rem;
}
.errori { background: #3a1820; border-left: 4px solid #ff7f8f; padding: 0.8rem 1rem 0.8rem 2rem; border-radius: 6px; }
.ok { background: #13321f; border-left: 4px solid #6fdc95; padding: 0.8rem 1rem; border-radius: 6px; }
.avviso { background: #2e2a14; border-left: 4px solid #e8cf6a; padding: 0.8rem 1rem; border-radius: 6px; }