:root{--ink:#143d36;--muted:#526b63;--bg:#f7f8f2;--paper:#fff;--sun:#ffc34b;--line:#dce4dc;--soft:#e8eee5}*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:110px}body{margin:0;background:var(--bg);color:var(--ink);font:17px/1.65 system-ui,-apple-system,'Segoe UI',sans-serif}a{color:inherit;text-underline-offset:4px}img{max-width:100%;height:auto}h1,h2,h3,p{margin-top:0}h1,h2,h3{line-height:1.12;letter-spacing:-.04em}h1{font-size:clamp(2.6rem,5.6vw,5rem);font-weight:650;margin-bottom:26px}h2{font-size:clamp(2rem,3.6vw,3.1rem);font-weight:620;max-width:850px}h3{font-size:1.35rem;letter-spacing:-.025em}p{color:var(--muted)}.wrap{width:min(1160px,90%);margin:auto}.top{position:sticky;top:0;z-index:10;background:rgba(247,248,242,.97);border-bottom:1px solid 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.dark-section .tag{color:var(--ink)}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}}

/* Guida gratuita */
.guide-grid{display:grid;grid-template-columns:.65fr 1.35fr;gap:65px;align-items:center}.guide-cover{display:block;max-width:265px;margin:auto;transform:rotate(-2deg)}.guide-cover img{display:block;width:100%;height:auto;box-shadow:0 16px 35px #143d3626;border-radius:4px}.guide-grid h1{font-size:clamp(2.6rem,5vw,4.3rem)}@media(max-width:700px){.guide-grid{grid-template-columns:1fr;gap:32px}.guide-cover{max-width:190px}.guide-grid .actions .button{width:100%}}