/* PERSONALIZZARE: colori e font si cambiano solo qui */
:root{
  --bg:#faf8f5; --bg2:#eeece8; --ink:#26292b; --muted:#555a5d;
  --accent:#1f5f6b; --accent-dark:#164650; --on-accent:#fff; --line:#d6d3cd;
  --r:10px; --max:68rem;
  --font:system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,"Helvetica Neue",Arial,sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:8rem;-webkit-text-size-adjust:100%}
body{margin:0;font:1.0625rem/1.65 var(--font);color:var(--ink);background:var(--bg);padding-bottom:5rem}
img,svg{max-width:100%}
h1,h2,h3{line-height:1.2;margin:0 0 .6em;font-weight:700}
h1{font-size:clamp(1.9rem,6vw,3.1rem);max-width:20ch}
h2{font-size:clamp(1.5rem,4vw,2.1rem)}
h3{font-size:1.15rem}
p{margin:0 0 1em;max-width:65ch}
a{color:var(--accent-dark)}
:focus-visible{outline:3px solid #b45f06;outline-offset:3px}
.wrap{width:min(100% - 2rem,var(--max));margin-inline:auto}
.narrow{max-width:46rem}
.skip{position:absolute;left:-999px;top:0;background:var(--ink);color:#fff;padding:.75rem 1rem;z-index:100}
.skip:focus{left:0}
.demo{margin:0;padding:.5rem 1rem;background:var(--ink);color:#fff;text-align:center;font-size:.9rem;max-width:none}

.site-header{background:var(--bg);border-bottom:1px solid var(--line);position:sticky;top:0;z-index:20}
.bar{display:flex;align-items:center;justify-content:space-between;gap:1rem;padding-block:.75rem}
.logo{font-weight:800;font-size:1.25rem;color:var(--ink);text-decoration:none}
.nav{display:flex;flex-wrap:wrap;gap:.25rem 1.25rem;padding-bottom:.6rem;font-size:.95rem}
.nav a{color:var(--ink);padding:.35rem 0;text-underline-offset:4px}

.btn{display:inline-flex;align-items:center;justify-content:center;gap:.5rem;min-height:3rem;padding:.7rem 1.4rem;border-radius:var(--r);background:var(--accent);color:var(--on-accent);font-weight:700;text-decoration:none;border:2px solid var(--accent)}
.btn:hover{background:var(--accent-dark);border-color:var(--accent-dark)}
.btn-alt{background:transparent;color:var(--accent-dark)}
.btn-alt:hover{background:var(--bg2);color:var(--accent-dark)}
.btn-sm{min-height:2.75rem;padding:.5rem 1rem;font-size:.95rem}
.ico{width:1.5rem;height:1.5rem;flex:none}

.hero{padding:clamp(2.5rem,8vw,5.5rem) 0;background:var(--bg2)}
.lead{font-size:1.2rem}
.actions{display:flex;flex-wrap:wrap;gap:.75rem;margin:1.5rem 0 1rem}
.note{color:var(--muted);font-size:.95rem}

.sec{padding:clamp(2.5rem,7vw,4.5rem) 0}
.alt{background:var(--bg2)}
.intro{color:var(--muted)}
.grid{display:grid;gap:1rem;grid-template-columns:1fr;margin-top:1.5rem}
.card{background:#fff;border:1px solid var(--line);border-radius:var(--r);padding:1.4rem}
.card .ico{color:var(--accent);width:2rem;height:2rem;margin-bottom:.5rem}
.card p{margin:0;color:var(--muted)}
.flat{background:var(--bg);border-left:4px solid var(--accent)}

.steps{list-style:none;counter-reset:s;padding:0;margin:1.5rem 0 0;display:grid;gap:1rem}
.steps li{counter-increment:s;position:relative;padding:1.2rem 1.2rem 1.2rem 4rem;background:#fff;border:1px solid var(--line);border-radius:var(--r)}
.steps li::before{content:counter(s);position:absolute;left:1.1rem;top:1.1rem;width:2.1rem;height:2.1rem;border-radius:50%;background:var(--accent);color:#fff;font-weight:700;display:grid;place-items:center}
.steps p{margin:0;color:var(--muted)}
.list{padding-left:1.2rem}
.list li{margin-bottom:.4rem}

.ph{margin:0;aspect-ratio:4/3;display:grid;place-items:center;border:2px dashed var(--line);border-radius:var(--r);background:var(--bg2);color:var(--muted)}
figure{margin:0}
figure img{width:100%;height:auto;border-radius:var(--r);display:block}

details{background:#fff;border:1px solid var(--line);border-radius:var(--r);margin-bottom:.75rem}
summary{cursor:pointer;padding:1rem 1.2rem;font-weight:700;min-height:3rem}
details p{padding:0 1.2rem;margin:0 0 1rem;color:var(--muted)}

.contacts{list-style:none;padding:0;margin:0 0 1rem;font-size:1.15rem}
.contacts li{padding:.5rem 0;border-bottom:1px solid var(--line)}

.cta{background:var(--accent-dark);color:#fff;padding:3rem 0}
.cta .btn-inv{background:#fff;color:var(--accent-dark);border-color:#fff}
.cta .btn-inv2{background:transparent;color:#fff;border-color:#fff}
.cta .btn:hover{opacity:.9}

.site-footer{padding:2rem 0;background:var(--ink);color:#e8e6e2;font-size:.95rem}
.site-footer a{color:#fff}
.site-footer p{max-width:none;margin:0 0 .5rem}

.mbar{position:fixed;left:0;right:0;bottom:0;display:grid;grid-template-columns:1fr 1fr;gap:.5rem;padding:.6rem .75rem calc(.6rem + env(safe-area-inset-bottom,0px));background:var(--bg);border-top:1px solid var(--line);z-index:30}
.mbar .btn-alt{background:#fff}

.doc h1{max-width:none;font-size:clamp(1.7rem,5vw,2.4rem)}
.doc h2{font-size:1.35rem;margin-top:2rem}
.doc .todo{background:#fff4d6;padding:0 .25em;border-radius:3px}

@media (min-width:48rem){
  body{padding-bottom:0}
  .mbar{display:none}
  .grid{grid-template-columns:repeat(2,1fr)}
  .g3{grid-template-columns:repeat(3,1fr)}
  .g4{grid-template-columns:repeat(2,1fr)}
  .steps{grid-template-columns:repeat(3,1fr)}
}
@media (min-width:64rem){
  .grid:not(.g3):not(.g4){grid-template-columns:repeat(3,1fr)}
  .g4{grid-template-columns:repeat(4,1fr)}
}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}*{transition:none!important;animation:none!important}}