:root{
  --bg:#eae8e3; --bg-soft:#f2f0ec; --paper:#ffffff; --paper-2:#f6f4f0;
  --line:#d8d5ce; --line-soft:#e4e1da;
  --ink:#17181b; --ink-soft:#33342f; --muted:#63625c; --dim:#8f8d85;
  --blue:#22557a; --blue-soft:#e6edf2;
  --amber:#de7a1e; --amber-deep:#b85f12; --amber-ink:#231303;
  --ok:#3f7d3f;
  --radius:12px; --maxw:1140px;
  --mono:"SFMono-Regular",ui-monospace,"JetBrains Mono",Menlo,Consolas,monospace;
  --sans:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Helvetica,Arial,sans-serif;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--bg);color:var(--ink);font-family:var(--sans);
  font-size:17px;line-height:1.65;-webkit-font-smoothing:antialiased}
a{color:var(--blue);text-decoration:none}
a:hover{text-decoration:underline}
.wrap{max-width:var(--maxw);margin:0 auto;padding:0 24px}
h1,h2,h3{font-weight:800;line-height:1.1;letter-spacing:-.02em;color:var(--ink)}
h1{font-size:clamp(2.3rem,5.6vw,3.7rem);margin:.15em 0 .3em}
h2{font-size:clamp(1.6rem,3.6vw,2.3rem);margin:0 0 .4em}
h3{font-size:1.12rem;letter-spacing:-.01em;margin:0 0 .3em}
p{margin:.6em 0}
.mono{font-family:var(--mono)}
::selection{background:var(--amber);color:var(--amber-ink)}
:focus-visible{outline:2px solid var(--blue);outline-offset:2px;border-radius:4px}

/* CAD-style eyebrow / callout */
.eyebrow{font-family:var(--mono);font-size:.78rem;letter-spacing:.14em;text-transform:uppercase;
  color:var(--blue);display:inline-flex;align-items:center;gap:9px;margin-bottom:14px}
.eyebrow::before{content:attr(data-ref);background:var(--blue);color:#fff;border-radius:4px;
  padding:2px 7px;font-size:.72rem;letter-spacing:.06em}

/* progress hairline */
#progress{position:fixed;top:0;left:0;height:3px;width:0;background:var(--amber);z-index:90;transition:width .1s linear}

/* header */
header.site{position:sticky;top:0;z-index:50;background:rgba(234,232,227,.86);
  backdrop-filter:saturate(140%) blur(10px);border-bottom:1px solid transparent;transition:border-color .3s}
header.site.scrolled{border-bottom-color:var(--line)}
.nav{display:flex;align-items:center;gap:16px;height:68px}
.logo{display:flex;align-items:center;gap:11px;font-weight:800;font-size:1.06rem;color:var(--ink);letter-spacing:-.01em}
.logo:hover{text-decoration:none}
.logo .mark{width:38px;height:38px;border-radius:9px;display:grid;place-items:center;
  background:var(--ink);color:#fff;font-family:var(--mono);font-weight:800;font-size:1rem;position:relative;overflow:hidden}
.logo .mark::after{content:"";position:absolute;inset:0;background:
  linear-gradient(var(--amber),var(--amber)) 0 0/100% 4px no-repeat;bottom:0;top:auto;height:4px}
.logo .mark span{position:relative;z-index:1}
.logo b{font-weight:800}.logo em{font-style:normal;color:var(--muted);font-weight:600}
.nav-links{margin-left:auto;display:flex;gap:2px;align-items:center;flex-wrap:wrap}
.nav-links a{color:var(--muted);padding:8px 12px;border-radius:8px;font-size:.95rem;font-weight:600}
.nav-links a:hover{color:var(--ink);background:var(--bg-soft);text-decoration:none}
.nav-links a[aria-current]{color:var(--ink)}
.nav-links a.cta{background:var(--amber);color:var(--amber-ink);font-weight:700;margin-left:8px}
.nav-links a.cta:hover{background:var(--amber-deep);color:#fff}
.burger{display:none;margin-left:auto;background:none;border:1px solid var(--line);color:var(--ink);
  border-radius:8px;padding:8px 12px;font-size:1.1rem;cursor:pointer}

/* buttons */
.btn{display:inline-block;padding:14px 26px;border-radius:10px;font-weight:700;font-size:1rem;cursor:pointer;
  border:1px solid transparent;transition:transform .16s,box-shadow .16s,background .16s,color .16s}
.btn-primary{background:var(--amber);color:var(--amber-ink);box-shadow:0 6px 20px rgba(222,122,30,.25)}
.btn-primary:hover{background:var(--amber-deep);color:#fff;transform:translateY(-1px);text-decoration:none;box-shadow:0 10px 26px rgba(222,122,30,.3)}
.btn-ghost{border-color:var(--ink);color:var(--ink);background:transparent}
.btn-ghost:hover{background:var(--ink);color:#fff;text-decoration:none;transform:translateY(-1px)}

/* blueprint grid signature */
.blueprint{background-image:
  linear-gradient(rgba(34,85,122,.06) 1px,transparent 1px),
  linear-gradient(90deg,rgba(34,85,122,.06) 1px,transparent 1px);
  background-size:26px 26px}

/* hero */
.hero{padding:66px 0 40px;position:relative;overflow:hidden}
.hero-grid{display:grid;grid-template-columns:1.06fr .94fr;gap:46px;align-items:center}
.hero p.lead{font-size:1.22rem;color:var(--muted);max-width:560px}
.hero-cta{display:flex;gap:12px;flex-wrap:wrap;margin-top:26px}
.trust-strip{display:flex;gap:14px 30px;flex-wrap:wrap;margin-top:38px;padding-top:22px;
  border-top:1px solid var(--line);font-family:var(--mono);font-size:.8rem;color:var(--dim)}
.trust-strip b{color:var(--ink-soft);font-weight:700}

/* signature: scheda lavori card */
.scheda{background:var(--paper);border:1px solid var(--line);border-radius:14px;overflow:hidden;
  box-shadow:0 24px 60px rgba(23,24,27,.12)}
.scheda-head{display:flex;align-items:center;justify-content:space-between;gap:10px;
  background:var(--ink);color:#fff;padding:13px 18px;font-family:var(--mono);font-size:.8rem;letter-spacing:.06em}
.scheda-head .ref{color:var(--amber)}
.scheda-body{padding:6px 18px 18px}
.scheda-row{display:flex;justify-content:space-between;gap:14px;padding:13px 0;border-bottom:1px dashed var(--line)}
.scheda-row:last-of-type{border-bottom:none}
.scheda-row .k{font-family:var(--mono);font-size:.76rem;letter-spacing:.05em;text-transform:uppercase;color:var(--blue)}
.scheda-row .v{font-weight:700;text-align:right}
.scheda-prog{margin-top:6px;padding:16px 18px;background:var(--blue-soft);border-top:1px solid var(--line)}
.scheda-prog .lab{font-family:var(--mono);font-size:.72rem;letter-spacing:.05em;text-transform:uppercase;color:var(--blue);margin-bottom:10px}
.prog-track{display:flex;gap:6px}
.prog-track span{flex:1;height:7px;border-radius:99px;background:#cdd8e1}
.prog-track span.on{background:var(--amber)}
.scheda-cap{font-family:var(--mono);font-size:.72rem;color:var(--dim);margin-top:9px}

/* reveals */
.rv{opacity:0;transform:translateY(16px);transition:opacity .6s ease,transform .6s ease;transition-delay:var(--d,0s)}
.rv.on{opacity:1;transform:none}

/* sections */
section{padding:40px 0}
.section-lead{color:var(--muted);max-width:680px}
.center{text-align:center}
.band{background:var(--bg-soft);border-top:1px solid var(--line-soft);border-bottom:1px solid var(--line-soft)}
.band-ink{background:var(--ink);color:#f2f0ec;border-top:none;border-bottom:none}
.band-ink h2,.band-ink h3{color:#fff}
.band-ink p{color:#c9c6bf}

/* cards */
.grid{display:grid;gap:18px}
.g3{grid-template-columns:repeat(3,1fr)}
.g2{grid-template-columns:repeat(2,1fr)}
.card{background:var(--paper);border:1px solid var(--line);border-radius:var(--radius);padding:24px;
  transition:transform .2s,border-color .2s,box-shadow .2s;position:relative}
.card:hover{transform:translateY(-3px);border-color:var(--blue);box-shadow:0 14px 30px rgba(23,24,27,.1)}
.card .ref{position:absolute;top:18px;right:20px;font-family:var(--mono);font-size:.82rem;color:var(--dim)}
.card .ico{width:44px;height:44px;border-radius:10px;display:grid;place-items:center;margin-bottom:15px;
  background:var(--blue-soft);color:var(--blue)}
.card .ico svg{width:23px;height:23px;stroke:currentColor;stroke-width:1.7;fill:none;stroke-linecap:round;stroke-linejoin:round}
.card p{color:var(--muted);font-size:.96rem;margin-bottom:0}

/* steps (numbered sequence) */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;margin-top:26px}
.step{background:var(--paper);border:1px solid var(--line);border-radius:var(--radius);padding:22px;position:relative}
.step .n{font-family:var(--mono);font-weight:800;font-size:1.7rem;color:var(--amber);line-height:1;display:block;margin-bottom:10px}
.step h3{font-size:1.03rem}
.step p{color:var(--muted);font-size:.92rem;margin:0}

/* realizzazioni */
.real-card{display:flex;flex-direction:column}
.real-card .tag{font-family:var(--mono);font-size:.72rem;color:var(--blue);letter-spacing:.06em;text-transform:uppercase;margin-bottom:9px}
.real-card h3{margin-bottom:7px}
.real-card p{color:var(--muted);font-size:.95rem;flex:1;margin-top:0}
.chips{display:flex;gap:7px;flex-wrap:wrap;margin-top:14px}
.chips span{font-family:var(--mono);font-size:.7rem;color:var(--ink-soft);background:var(--bg-soft);
  border:1px solid var(--line);border-radius:99px;padding:3px 10px}
.real-card .delay{font-family:var(--mono);font-size:.74rem;color:var(--dim);margin-top:12px;padding-top:12px;border-top:1px dashed var(--line)}

/* stat row */
.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;margin-top:24px}
.stat{padding:6px 4px}
.stat b{display:block;font-size:2rem;font-weight:800;letter-spacing:-.02em;color:#fff}
.stat span{font-family:var(--mono);font-size:.8rem;color:#b8b5ad;letter-spacing:.04em}

/* faq */
.faq details{background:var(--paper);border:1px solid var(--line);border-radius:12px;padding:2px 20px;margin:10px 0;transition:border-color .2s}
.faq details[open]{border-color:var(--blue)}
.faq summary{cursor:pointer;font-weight:700;padding:16px 0;list-style:none}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";float:right;color:var(--amber);font-family:var(--mono);font-weight:800}
.faq details[open] summary::after{content:"–"}
.faq p{color:var(--muted);margin-top:0;padding-bottom:16px}

/* forms */
.formcard{background:var(--paper);border:1px solid var(--line);border-radius:var(--radius);padding:26px}
label{display:block;font-size:.9rem;color:var(--ink-soft);font-weight:600;margin:15px 0 6px}
input,select,textarea{width:100%;background:var(--bg-soft);border:1px solid var(--line);color:var(--ink);
  border-radius:9px;padding:12px 14px;font-size:1rem;font-family:inherit}
input:focus,select:focus,textarea:focus{outline:none;border-color:var(--blue);background:#fff}
textarea{min-height:130px;resize:vertical}
.hp{position:absolute;left:-9999px;width:1px;height:1px;overflow:hidden}
.form-note{color:var(--dim);font-size:.82rem;margin-top:14px}
.consent{display:flex;gap:10px;align-items:flex-start;margin-top:16px;cursor:pointer;font-size:.9rem;color:var(--muted);font-weight:400}
.consent input{width:auto;margin-top:5px;accent-color:var(--blue)}
.f2{display:grid;grid-template-columns:1fr 1fr;gap:0 16px}
.alert{background:var(--blue-soft);border:1px solid #c8d6e2;border-radius:10px;padding:14px 16px;color:var(--ink-soft);font-size:.95rem}

/* prose / legal */
.prose{max-width:770px}
.prose h2{border-top:1px solid var(--line);padding-top:1.1em;font-size:1.4rem;margin-top:1.3em}
.prose h2:first-of-type{border-top:none;padding-top:0;margin-top:0}
.prose p,.prose li{color:var(--ink-soft)}
.prose strong{color:var(--ink)}
.prose table{width:100%;border-collapse:collapse;margin:1em 0;font-size:.93rem}
.prose th,.prose td{border:1px solid var(--line);padding:9px 12px;text-align:left;vertical-align:top}
.prose th{background:var(--bg-soft)}
mark.legal-todo{background:#fdecec;color:#b23b3b;border:1px dashed #d98a8a;border-radius:6px;padding:1px 7px;font-family:var(--mono);font-size:.85em}
.crumb{font-size:.85rem;color:var(--dim);margin:24px 0 4px;font-family:var(--mono)}
.crumb a{color:var(--muted)}

/* CTA band */
.cta-band{display:flex;justify-content:space-between;align-items:center;gap:24px;flex-wrap:wrap}

/* footer */
footer.site{border-top:1px solid var(--line);background:var(--bg-soft);margin-top:56px;padding:46px 0 30px}
.foot-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:26px}
footer .logo{margin-bottom:12px}
footer p{color:var(--muted);font-size:.9rem}
.foot-col h4{font-size:.78rem;text-transform:uppercase;letter-spacing:.08em;color:var(--ink-soft);margin:0 0 10px;font-family:var(--mono);font-weight:700}
.foot-col a{display:block;color:var(--muted);font-size:.9rem;padding:3px 0}
.foot-col a:hover{color:var(--ink)}
.foot-bottom{border-top:1px solid var(--line);margin-top:28px;padding-top:18px;display:flex;justify-content:space-between;gap:14px;flex-wrap:wrap;color:var(--dim);font-size:.83rem;font-family:var(--mono)}

@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *,*::before,*::after{animation-duration:.001s!important;transition-duration:.001s!important}
  .rv{opacity:1;transform:none}
}
@media(max-width:960px){
  .hero-grid{grid-template-columns:1fr;gap:32px}
  .steps,.stats{grid-template-columns:repeat(2,1fr)}
  .g3{grid-template-columns:1fr 1fr}
  .foot-grid{grid-template-columns:1fr 1fr}
}
@media(max-width:820px){
  .g3,.g2{grid-template-columns:1fr}
  .nav-links{display:none;position:absolute;top:68px;left:0;right:0;flex-direction:column;
    background:var(--bg-soft);border-bottom:1px solid var(--line);padding:12px 22px;gap:2px}
  .nav-links.open{display:flex}.nav-links a{width:100%}
  .burger{display:block}
}
@media(max-width:560px){
  .steps,.stats,.foot-grid{grid-template-columns:1fr}
  .f2{grid-template-columns:1fr}
}