@font-face { font-family: Poppins; font-weight: 400; font-display: swap; src: url(/assets/Poppins-Regular.woff2) format('woff2'); }
@font-face { font-family: Poppins; font-weight: 600; font-display: swap; src: url(/assets/Poppins-SemiBold.woff2) format('woff2'); }
@font-face { font-family: Poppins; font-weight: 700; font-display: swap; src: url(/assets/Poppins-Bold.woff2) format('woff2'); }
@font-face { font-family: Poppins; font-weight: 800; font-display: swap; src: url(/assets/Poppins-ExtraBold.woff2) format('woff2'); }
/* Colori provvisori: si allineano alla copertina quando Codex sceglie la palette. */
:root {
  --carta: #FBF8F1; --inchiostro: #22262A; --tenue: #5E6468; --accento: #C4583E; --guida: #9DB7C9; --riga: #E6DFD0;
  --max: 44rem;
}
* { box-sizing: border-box; }
body { margin: 0; background: var(--carta); color: var(--inchiostro); font: 400 1.0625rem/1.6 Poppins, system-ui, sans-serif; }
main, header, footer { max-width: var(--max); margin: 0 auto; padding: 0 1rem; }
header { padding-top: 2rem; font-weight: 600; letter-spacing: .08em; text-transform: uppercase; font-size: .8rem; color: var(--tenue); }
header a { color: inherit; text-decoration: none; }
h1 { font-weight: 800; font-size: clamp(2.1rem, 7vw, 3.2rem); line-height: 1.08; margin: 2.5rem 0 .75rem; }
h2 { font-weight: 700; font-size: 1.25rem; margin: 2.5rem 0 .5rem; }
p { margin: 0 0 1rem; }
.lead { font-size: 1.15rem; color: var(--tenue); }
/* le tre righe guida del libro sotto il titolo */
.guide { height: 42px; margin: 1.25rem 0 2rem; background:
  linear-gradient(var(--guida), var(--guida)) 0 0/100% 1px no-repeat,
  repeating-linear-gradient(90deg, var(--guida) 0 6px, transparent 6px 11px) 0 50%/100% 1px no-repeat,
  linear-gradient(var(--inchiostro), var(--inchiostro)) 0 100%/100% 1.5px no-repeat; }
.scarica { display: grid; gap: .75rem; grid-template-columns: repeat(auto-fit, minmax(14rem, 1fr)); margin: 1.5rem 0; }
.btn { display: block; padding: 1rem 1.25rem; border-radius: .6rem; background: var(--inchiostro); color: var(--carta); text-decoration: none; font-weight: 600; }
.btn small { display: block; font-weight: 400; opacity: .8; }
.btn.alt { background: transparent; color: var(--inchiostro); box-shadow: inset 0 0 0 2px var(--inchiostro); }
.btn:hover { background: var(--accento); color: #fff; box-shadow: none; }
ul { padding-left: 1.2rem; } li { margin-bottom: .35rem; }
.nota { border-left: 4px solid var(--accento); padding: .75rem 1rem; background: #fff; border-radius: 0 .5rem .5rem 0; }
footer { margin-top: 4rem; padding-top: 1.5rem; padding-bottom: 2.5rem; border-top: 1px solid var(--riga); font-size: .85rem; color: var(--tenue); }
footer a { color: inherit; }