/* casa-pilastro · impresa edile. Cemento chiaro, giallo cantiere, spigolo vivo.
   Carattere: Archivo (asse di larghezza: titoli espansi, testo normale). */
@font-face{font-family:'Archivo';src:url('../_font/archivo/archivo-wdth-var.woff2') format('woff2');font-weight:100 900;font-stretch:62% 125%;font-display:swap}

:root{
  --p:#f2b400;   /* giallo cantiere: bottoni, fasce, evidenziatore */
  --s:#e7e5df;   /* superficie: cemento chiaro */
  --t:#1b1c1b;   /* testo: antracite */
  --a:#6f6c66;   /* accento secondario: grigio ferro */
  --f-titoli:'Archivo', 'Arial Black', sans-serif;
  --f-testo:'Archivo', system-ui, sans-serif;

  --su-p:var(--t);   /* testo sopra il primario: lo ricalcola script.js se la palette cambia */
  --p-testo:color-mix(in oklab, var(--p) 42%, var(--t));
  --tenue:color-mix(in oklab, var(--t) 68%, var(--s));
  --linea:color-mix(in oklab, var(--t) 18%, var(--s));
  --s2:color-mix(in oklab, var(--t) 6%, var(--s));
  --scuro-tenue:color-mix(in oklab, var(--s) 68%, var(--t));
  --scuro-linea:color-mix(in oklab, var(--s) 16%, var(--t));
  --gut:clamp(16px, 4.2vw, 64px);
  --largo:max(var(--gut), calc((100% - 1560px) / 2));
  --ease:cubic-bezier(.22,1,.36,1);
  --alto:76px;
  --largh:125%;
}

*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{margin:0;background:var(--s);color:var(--t);font-family:var(--f-testo);font-size:17px;line-height:1.6;font-weight:400;overflow-x:clip;-webkit-font-smoothing:antialiased}
img{display:block;max-width:100%;height:auto}
a{color:inherit}
h1,h2,h3,p,ul,ol,dl,dd,figure,blockquote{margin:0}
ul,ol{padding:0;list-style:none}
button,input,textarea{font:inherit;color:inherit}
:focus-visible{outline:2px solid currentColor;outline-offset:3px}
.sprite{position:absolute;width:0;height:0;overflow:hidden}
.ico{width:1.15em;height:1.15em;flex:none;fill:none;stroke:currentColor;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round}
.salta{position:absolute;left:12px;top:-60px;z-index:200;background:var(--p);color:var(--su-p);padding:10px 16px;font-weight:700}
.salta:focus{top:12px}
[hidden]{display:none !important}

/* titoli espansi (solo con il carattere del template) */
.titolo-sez,.hero__titolo,.logo__nome,.voce__nome,.scheda__dati h3,.passo h3,.numero dd,.piede__nome,.scheda--cta__testo,.confronto__fatti strong,.pannello__nav a,.recensioni__voto strong{font-stretch:var(--largh)}
html[data-font]{--largh:100%}

/* ---------- bottoni ---------- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:.7em;min-height:52px;padding:0 26px;font-family:var(--f-testo);font-weight:700;font-size:1rem;text-decoration:none;white-space:nowrap;border:2px solid transparent;cursor:pointer;transition:background .35s var(--ease),color .35s var(--ease),border-color .35s var(--ease),transform .2s var(--ease)}
.btn:active{transform:translateY(1px)}
.btn .ico{transition:transform .4s var(--ease)}
.btn:hover .ico{transform:translateX(4px)}
.btn--pieno{background:var(--p);color:var(--su-p)}
.btn--pieno:hover{background:var(--t);color:var(--s)}
.btn--linea{border-color:var(--t);color:var(--t)}
.btn--linea:hover{background:var(--t);color:var(--s)}
.btn--piccolo{min-height:44px;padding:0 18px;font-size:.94rem}
.btn--largo{width:100%}

/* ---------- testata ---------- */
.testata{position:fixed;inset:0 0 auto;z-index:80;color:var(--s);transition:background .4s var(--ease),color .4s var(--ease),border-color .4s var(--ease),transform .5s var(--ease);border-bottom:1px solid transparent}
.testata::before{content:"";position:absolute;inset:0 0 -80px;z-index:-1;pointer-events:none;background:linear-gradient(to bottom, color-mix(in oklab, var(--t) 72%, transparent), color-mix(in oklab, var(--t) 34%, transparent) 55%, transparent);transition:opacity .4s var(--ease)}
.testata.solida{color:var(--t);background:color-mix(in oklab, var(--s) 92%, transparent);backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);border-bottom-color:var(--linea)}
.testata.solida::before{opacity:0}
.testata.nascosta{transform:translateY(-100%)}
.testata__riga{height:var(--alto);display:flex;align-items:center;gap:28px;padding-inline:var(--largo)}
.logo{display:flex;align-items:center;gap:12px;text-decoration:none;min-width:0;margin-right:auto}
.logo__segno{width:20px;height:20px;flex:none;background:repeating-linear-gradient(-45deg, var(--p) 0 5px, currentColor 5px 10px)}
.logo__nome{font-family:var(--f-titoli);font-weight:800;font-size:1.12rem;letter-spacing:-.01em;text-transform:uppercase;line-height:1.05;max-width:18ch;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.nav{display:flex;gap:26px}
.nav a{white-space:nowrap;font-size:.95rem;font-weight:500;text-decoration:none;opacity:.86;position:relative;padding:6px 0}
.nav a::after{content:"";position:absolute;left:0;right:0;bottom:0;height:3px;background:var(--p);transform:scaleX(0);transform-origin:right;transition:transform .45s var(--ease)}
.nav a:hover{opacity:1}
.nav a:hover::after{transform:scaleX(1);transform-origin:left}
.testata__azioni{display:flex;align-items:center;gap:20px}
.lingue{display:flex;gap:6px;font-size:.85rem;font-weight:600}
.lingue a{text-decoration:none;padding:4px 2px;opacity:.6}
.lingue a[aria-current]{opacity:1}
.testata__tel{display:flex;align-items:center;gap:8px;font-weight:700;text-decoration:none;font-size:.98rem;white-space:nowrap}
.burger{display:none;width:48px;height:48px;border:2px solid currentColor;background:transparent;position:relative;cursor:pointer;color:inherit}
.burger span{position:absolute;left:12px;right:12px;height:2px;background:currentColor;transition:transform .45s var(--ease),top .45s var(--ease)}
.burger span:first-child{top:17px}
.burger span:last-child{top:26px}
.burger[aria-expanded="true"] span:first-child{top:21px;transform:rotate(45deg)}
.burger[aria-expanded="true"] span:last-child{top:21px;transform:rotate(-45deg)}

.pannello{position:fixed;inset:0;z-index:70;background:var(--s);color:var(--t);padding:calc(var(--alto) + 24px) var(--gut) 28px;display:flex;flex-direction:column;justify-content:space-between;overflow-y:auto}
.pannello__nav{display:flex;flex-direction:column}
.pannello__nav a{display:flex;align-items:baseline;gap:16px;font-family:var(--f-titoli);font-weight:800;text-transform:uppercase;font-size:clamp(1.9rem, 8.4vw, 3.2rem);line-height:1.08;text-decoration:none;padding:10px 0;border-bottom:2px solid var(--t);letter-spacing:-.02em}
.pannello__nav a span{font-family:var(--f-testo);font-stretch:100%;font-size:.8rem;font-weight:700;background:var(--p);color:var(--su-p);padding:2px 6px;transform:translateY(-6px)}
.pannello__piede{display:flex;flex-direction:column;gap:14px;padding-top:28px}
.pannello__tel{font-family:var(--f-titoli);font-weight:800;font-size:1.8rem;text-decoration:none;text-align:center}

/* ---------- hero (resta scuro anche su cemento chiaro: velo e testo invertiti) ---------- */
.hero{position:relative;min-height:min(100svh, 980px);display:flex;align-items:flex-end;overflow:hidden;isolation:isolate;background:var(--t);color:var(--s)}
.hero__foto{position:absolute;inset:0;z-index:-2}
.hero__foto img{width:100%;height:100%;object-fit:cover;object-position:50% 55%;transform-origin:50% 60%}
.hero__velo{position:absolute;inset:0;z-index:-1;background:
  linear-gradient(to top, color-mix(in oklab, var(--t) 94%, transparent) 0%, color-mix(in oklab, var(--t) 72%, transparent) 30%, color-mix(in oklab, var(--t) 12%, transparent) 62%, transparent 100%),
  linear-gradient(to right, color-mix(in oklab, var(--t) 55%, transparent), transparent 62%)}
.hero__testo{width:100%;padding:calc(var(--alto) + 60px) var(--largo) clamp(36px, 6.5vh, 80px)}
.hero__titolo{font-family:var(--f-titoli);font-weight:850;text-transform:uppercase;font-size:clamp(2.9rem, 7.3vw, 8.6rem);line-height:.9;letter-spacing:-.035em;max-width:14ch}
.hero__titolo .evid{position:relative;display:inline-block;color:var(--su-p);padding:0 .06em;isolation:isolate}
.hero__titolo .evid::before{content:"";position:absolute;inset:.08em -.02em .02em;background:var(--p);z-index:-1;transform-origin:left;transform:scaleX(var(--nastro, 1))}
.hero__base{margin-top:clamp(24px, 3.4vw, 44px);display:flex;align-items:flex-end;justify-content:space-between;gap:32px 48px;flex-wrap:wrap}
.hero__sotto{max-width:46ch;font-size:clamp(1.02rem, 1.2vw, 1.18rem);color:color-mix(in oklab, var(--s) 90%, var(--t))}
.hero__cta{display:flex;gap:12px;flex-wrap:wrap}
.hero .btn--linea{border-color:var(--s);color:var(--s)}
.hero .btn--linea:hover{background:var(--s);color:var(--t)}
.hero .btn--pieno:hover{background:var(--s);color:var(--t)}
.hero__didascalia{position:absolute;right:var(--largo);top:calc(var(--alto) + 28px);font-size:.82rem;letter-spacing:.02em;display:flex;align-items:center;gap:10px}
.hero__didascalia::before{content:"";width:28px;height:3px;background:var(--p)}

/* ---------- titoli di sezione ---------- */
.titolo-sez{font-family:var(--f-titoli);font-weight:800;text-transform:uppercase;font-size:clamp(2rem, 3.9vw, 4.2rem);line-height:.94;letter-spacing:-.03em;text-wrap:balance}
.titolo-sez--grande{font-size:clamp(2.2rem, 4.2vw, 4.7rem);line-height:.9}
html[data-font] .titolo-sez,html[data-font] .hero__titolo,html[data-font] .logo__nome,html[data-font] .piede__nome,html[data-font] .voce__nome,html[data-font] .scheda__dati h3,html[data-font] .passo h3,html[data-font] .scheda--cta__testo,html[data-font] .pannello__nav a{text-transform:none;letter-spacing:-.01em}
html[data-font] .hero__titolo{font-size:clamp(2.8rem, 6.2vw, 6.4rem);line-height:1}
html[data-font] .titolo-sez{font-size:clamp(2.1rem, 3.8vw, 3.8rem);line-height:1.04}

/* ---------- impresa e numeri ---------- */
.impresa{padding:clamp(96px, 12vw, 180px) var(--largo) clamp(80px, 9vw, 140px)}
.impresa__testa{display:grid;grid-template-columns:repeat(12, 1fr);gap:28px 24px}
.impresa__testa .titolo-sez{grid-column:1 / span 7;grid-row:1;max-width:16ch;align-self:end}
.impresa__testo{grid-column:1 / span 6;grid-row:2;font-size:clamp(1.08rem, 1.35vw, 1.26rem);line-height:1.55;color:var(--tenue);max-width:44ch}
.impresa__foto{grid-column:8 / -1;grid-row:1 / span 2;margin:0;overflow:hidden;aspect-ratio:5/6;background:var(--s2)}
.impresa__foto img{width:100%;height:100%;object-fit:cover;object-position:40% 50%}
.numeri{margin-top:clamp(64px, 8vw, 120px);display:grid;grid-template-columns:repeat(4, 1fr);border-top:3px solid var(--t)}
.numero{display:flex;flex-direction:column-reverse;justify-content:flex-end;gap:10px;padding:22px 24px 0 0}
.numero + .numero{padding-left:24px;border-left:1px solid var(--linea)}
.numero dd{font-family:var(--f-titoli);font-weight:800;font-size:clamp(3.2rem, 6.2vw, 6.6rem);line-height:.9;letter-spacing:-.04em;font-variant-numeric:tabular-nums}
.numero:last-child dd span{background:var(--p);color:var(--su-p);padding:0 .08em}
.numero dt{font-size:.95rem;color:var(--tenue);max-width:20ch}

/* ---------- lavori: fascia scura, griglia sfalsata con zoom dentro le cornici ---------- */
.lavori{position:relative;background:var(--t);color:var(--s);padding:clamp(90px, 10vw, 160px) var(--largo)}
.lavori__binario{display:grid;grid-template-columns:minmax(0, 4fr) minmax(0, 3.6fr) minmax(0, 3.6fr);column-gap:clamp(18px, 2.4vw, 40px);row-gap:clamp(40px, 5vw, 80px);align-items:start}
.lavori__intro{grid-column:1;grid-row:1 / span 2;position:sticky;top:calc(var(--alto) + 40px);display:flex;flex-direction:column;gap:24px;padding-right:clamp(10px, 3vw, 50px)}
.lavori__intro p{color:var(--scuro-tenue);max-width:34ch;font-size:1.08rem}
.lavori__intro .lavori__nota{display:flex;align-items:center;gap:14px;font-size:.95rem;color:var(--s);font-weight:600}
.lavori__nota::before{content:"";width:32px;height:8px;flex:none;background:repeating-linear-gradient(-45deg, var(--p) 0 5px, transparent 5px 10px)}
.scheda{display:flex;flex-direction:column;gap:18px;text-decoration:none;min-width:0}
.lavori__binario > .scheda:nth-of-type(2),.lavori__binario > .scheda:nth-of-type(4){margin-top:clamp(60px, 12vw, 200px)}
.scheda__foto{overflow:hidden;aspect-ratio:4/5;background:var(--scuro-linea)}
.scheda__foto img{width:100%;height:100%;object-fit:cover;transform:scale(1.12)}
.scheda__dati h3{font-family:var(--f-titoli);font-weight:800;text-transform:uppercase;font-size:clamp(1.3rem, 1.55vw, 1.6rem);line-height:1.02;letter-spacing:-.02em}
.scheda__dati p{color:var(--scuro-tenue);font-size:.98rem;margin-top:6px}
.scheda__dati .scheda__tempi{color:var(--s);display:flex;gap:10px;align-items:baseline;margin-top:12px;font-size:.95rem}
.scheda__tempi::before{content:"";width:18px;height:3px;background:var(--p);flex:none;transform:translateY(-4px)}
.scheda--cta{grid-column:2 / -1;flex-direction:row;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:20px 30px;background:var(--p);color:var(--su-p);padding:clamp(26px, 3vw, 44px)}
.scheda--cta__testo{font-family:var(--f-titoli);font-weight:800;text-transform:uppercase;font-size:clamp(1.6rem, 2.4vw, 2.6rem);line-height:.96;letter-spacing:-.03em;max-width:16ch}
.scheda--cta .btn{background:var(--t);color:var(--s)}
.scheda--cta:hover .btn{background:var(--s);color:var(--t)}

/* ---------- un cantiere in tre tappe ---------- */
.tappe{padding:clamp(96px, 11vw, 170px) var(--largo)}
.tappe__testa{display:grid;grid-template-columns:1.1fr 1fr;gap:32px 64px;align-items:end;margin-bottom:clamp(44px, 5vw, 80px)}
.tappe__testa .titolo-sez{max-width:17ch}
.confronto__fatti{display:grid;grid-template-columns:1fr 1fr;gap:22px 32px}
.confronto__fatti li{border-top:3px solid var(--t);padding-top:12px;color:var(--tenue);font-size:.98rem;line-height:1.45}
.confronto__fatti strong{display:block;font-family:var(--f-titoli);font-weight:800;text-transform:uppercase;font-size:1.45rem;line-height:1.05;letter-spacing:-.02em;color:var(--t);margin-bottom:4px}
.tappe__linea{display:grid;grid-template-columns:repeat(3, minmax(0, 1fr));gap:clamp(18px, 2.4vw, 36px);position:relative;counter-reset:tappa}
.tappe__linea::before{content:"";position:absolute;left:0;right:0;top:calc((100% - 0px) * 0);height:0}
.tappa{display:flex;flex-direction:column;gap:12px;counter-increment:tappa;min-width:0}
.tappa:nth-child(2){margin-top:clamp(30px, 5vw, 80px)}
.tappa:nth-child(3){margin-top:clamp(60px, 10vw, 160px)}
.tappa__foto{margin:0 0 10px;overflow:hidden;aspect-ratio:4/3;background:var(--s2);position:relative}
.tappa__foto img{width:100%;height:100%;object-fit:cover}
.tappa__foto::after{content:counter(tappa, decimal-leading-zero);position:absolute;left:0;top:0;padding:8px 12px;background:var(--p);color:var(--su-p);font-family:var(--f-titoli);font-weight:800;font-size:1rem;font-stretch:var(--largh)}
.tappa__quando{font-weight:700;font-size:.9rem;display:flex;align-items:center;gap:10px}
.tappa__quando::before{content:"";width:24px;height:3px;background:var(--t)}
.tappa h3{font-family:var(--f-titoli);font-weight:800;text-transform:uppercase;font-size:clamp(1.3rem, 1.8vw, 1.8rem);line-height:1.02;letter-spacing:-.025em;font-stretch:var(--largh)}
html[data-font] .tappa h3{text-transform:none}
.tappa > p:last-child{color:var(--tenue);max-width:40ch}

/* ---------- servizi ---------- */
.servizi{padding:clamp(90px, 10vw, 160px) var(--largo);display:grid;grid-template-columns:5fr 7fr;gap:clamp(32px, 6vw, 110px);background:var(--s2)}
.servizi__testa{position:sticky;top:calc(var(--alto) + 32px);align-self:start;display:flex;flex-direction:column;gap:36px}
.servizi__foto{width:100%;aspect-ratio:4/3;object-fit:cover}
.voce{border-top:1px solid var(--linea)}
.voce:first-child{border-top:3px solid var(--t)}
.voce:last-child{border-bottom:1px solid var(--linea)}
.voce summary{display:grid;grid-template-columns:56px 1fr auto;align-items:center;gap:12px;padding:26px 0;cursor:pointer;list-style:none}
.voce summary::-webkit-details-marker{display:none}
.voce__n{font-size:.9rem;font-weight:800;font-variant-numeric:tabular-nums;justify-self:start;background:var(--t);color:var(--s);padding:2px 7px}
.voce__nome{font-family:var(--f-titoli);font-weight:800;text-transform:uppercase;font-size:clamp(1.35rem, 2.2vw, 2.2rem);line-height:1.02;letter-spacing:-.025em;transition:transform .5s var(--ease)}
html[data-font] .voce__nome{font-size:clamp(1.4rem, 2.2vw, 2rem)}
.voce summary:hover .voce__nome{transform:translateX(8px)}
.voce__piu{width:44px;height:44px;display:grid;place-items:center;border:2px solid var(--t);transition:background .35s,color .35s,border-color .35s}
.voce__piu .ico{width:20px;height:20px;transition:transform .5s var(--ease)}
.voce summary:hover .voce__piu,.voce[open] .voce__piu{background:var(--p);color:var(--su-p);border-color:var(--p)}
.voce[open] .voce__piu .ico{transform:rotate(45deg)}
.voce__corpo{overflow:hidden}
.voce__corpo > div{padding:0 0 30px 68px;display:grid;gap:14px;max-width:62ch}
.voce__corpo p{color:var(--tenue);font-size:1.05rem}
.voce__corpo .voce__tag{color:var(--t);font-weight:700;font-size:.95rem;display:flex;gap:10px;align-items:center}
.voce__tag::before{content:"";width:14px;height:14px;flex:none;background:repeating-linear-gradient(-45deg, var(--p) 0 3px, var(--t) 3px 6px)}

/* ---------- metodo ---------- */
.metodo{display:grid;grid-template-columns:1fr 1fr}
.metodo__testo{order:1;padding:clamp(90px, 10vw, 160px) clamp(24px, 5vw, 96px) clamp(90px, 10vw, 160px) var(--largo)}
.metodo__foto{order:2;position:relative}
.metodo__foto img{position:sticky;top:0;width:100%;height:100svh;max-height:980px;object-fit:cover}
.passi{margin-top:clamp(40px, 5vw, 72px);position:relative;counter-reset:passo}
.passi::before{content:"";position:absolute;left:15px;top:8px;bottom:8px;width:2px;background:var(--linea)}
.passi__riempi{position:absolute;left:14px;top:8px;bottom:8px;width:4px;background:var(--t);transform-origin:top;transform:scaleY(0)}
.passo{position:relative;padding:0 0 clamp(36px, 4vw, 56px) 68px;counter-increment:passo}
.passo:last-child{padding-bottom:0}
.passo::before{content:counter(passo, decimal-leading-zero);position:absolute;left:0;top:0;width:32px;height:32px;display:grid;place-items:center;background:var(--p);color:var(--su-p);font-size:.78rem;font-weight:800}
.passo h3{font-family:var(--f-titoli);font-weight:800;text-transform:uppercase;font-size:clamp(1.3rem, 1.8vw, 1.8rem);line-height:1.05;letter-spacing:-.025em}
.passo p{margin-top:10px;color:var(--tenue);max-width:46ch}

/* ---------- recensioni ---------- */
.recensioni{padding:clamp(96px, 11vw, 170px) var(--largo);background:var(--t);color:var(--s)}
.recensioni__testa{display:flex;flex-wrap:wrap;align-items:flex-end;justify-content:space-between;gap:24px 48px;margin-bottom:clamp(44px, 5vw, 80px)}
.recensioni__testa .titolo-sez{max-width:15ch}
.recensioni__voto{display:flex;align-items:center;gap:10px;flex-wrap:wrap;color:var(--scuro-tenue)}
.recensioni__voto strong{font-family:var(--f-titoli);font-size:2.2rem;line-height:1;color:var(--s)}
.stelle{display:inline-flex;gap:2px;color:var(--p)}
.stelle .ico{fill:currentColor;stroke:none;width:18px;height:18px}
.citazioni{display:grid;grid-template-columns:repeat(12, 1fr);gap:clamp(28px, 3vw, 48px) clamp(24px, 3vw, 48px)}
.citazione{border-top:1px solid var(--scuro-linea);padding-top:22px;display:flex;flex-direction:column;gap:18px}
.citazione:nth-child(1){grid-column:1 / span 7;grid-row:span 2;border-top:6px solid var(--p)}
.citazione:nth-child(1) blockquote{font-size:clamp(1.5rem, 2.5vw, 2.4rem);line-height:1.22;font-weight:500;letter-spacing:-.015em}
.citazione:nth-child(2),.citazione:nth-child(3){grid-column:8 / -1}
.citazione blockquote{font-size:1.18rem;line-height:1.45}
.citazione figcaption{font-size:.95rem;color:var(--scuro-tenue)}
.citazione figcaption strong{color:var(--s);margin-right:8px}

/* ---------- zone ---------- */
.zone{padding:clamp(96px, 11vw, 170px) var(--largo);display:grid;grid-template-columns:minmax(0, 5fr) minmax(0, 7fr);gap:clamp(40px, 6vw, 110px);align-items:center}
.mappa{width:100%;max-width:520px;height:auto;overflow:visible}
.mappa__anello{fill:none;stroke:var(--linea);stroke-width:1.2}
.mappa__anello:last-of-type{stroke:var(--t);stroke-width:2}
.mappa__asse{stroke:var(--linea);stroke-dasharray:3 7}
.mappa__punto{fill:var(--t)}
.mappa__sede{fill:var(--p);stroke:var(--t);stroke-width:2}
.mappa__testo{fill:var(--t);font-family:var(--f-testo);font-size:15px;font-weight:800}
.mappa__testo--km{fill:var(--tenue);font-weight:600;font-size:13px}
.mappa__onda{fill:none;stroke:var(--t);stroke-width:1.5;transform-origin:200px 200px;transform-box:view-box;animation:onda 2.8s var(--ease) infinite}
@keyframes onda{from{transform:scale(1);opacity:.9}to{transform:scale(6);opacity:0}}
.zone__testo > p{margin-top:22px;color:var(--tenue);max-width:48ch;font-size:1.08rem}
.comuni{margin-top:36px;display:grid;grid-template-columns:repeat(3, minmax(0, 1fr));border-top:3px solid var(--t)}
.comuni li{padding:14px 12px 14px 0;border-bottom:1px solid var(--linea);font-weight:600;display:flex;align-items:center;gap:10px}
.comuni li::before{content:"";width:8px;height:8px;background:var(--p);outline:1.5px solid var(--t);flex:none}

/* ---------- contatti (fascia gialla) ---------- */
.contatti{background:var(--p);color:var(--su-p);padding:clamp(90px, 10vw, 160px) var(--largo)}
.contatti__griglia{display:grid;grid-template-columns:repeat(auto-fit, minmax(min(100%, 440px), 1fr));gap:clamp(40px, 6vw, 100px);align-items:start}
.contatti__intro{margin-top:24px;font-size:1.15rem;max-width:40ch;font-weight:500}
.recapiti{margin-top:40px;display:grid}
.recapiti li{display:flex;align-items:center;gap:14px;padding:14px 0;border-top:2px solid currentColor;font-weight:600}
.recapiti a{text-decoration:none}
.recapiti a:hover{text-decoration:underline}
.modulo{background:var(--s);color:var(--t);padding:clamp(24px, 3vw, 44px);display:grid;gap:26px;box-shadow:12px 12px 0 var(--t)}
.modulo__scelte{border:0;margin:0;padding:0;display:flex;flex-wrap:wrap;gap:8px}
.modulo__scelte legend{font-weight:800;margin-bottom:12px;padding:0}
.modulo__scelte label{position:relative;cursor:pointer}
.modulo__scelte input{position:absolute;opacity:0;inset:0;cursor:pointer}
.modulo__scelte span{display:inline-flex;align-items:center;min-height:44px;padding:0 16px;border:2px solid var(--linea);font-size:.95rem;font-weight:600;transition:background .3s,border-color .3s,color .3s}
.modulo__scelte input:checked + span{background:var(--t);border-color:var(--t);color:var(--s)}
.modulo__scelte input:focus-visible + span{outline:2px solid var(--t);outline-offset:2px}
.modulo__campi{display:grid;grid-template-columns:minmax(0, 1fr) minmax(0, 1fr);gap:18px 22px}
.campo{display:flex;flex-direction:column;gap:6px;min-width:0}
.campo input,.campo textarea{width:100%;min-width:0}
.campo > span{font-size:.9rem;font-weight:600;color:var(--tenue)}
.campo input,.campo textarea{background:transparent;border:0;border-bottom:2px solid var(--linea);padding:10px 0;min-height:44px;transition:border-color .3s;border-radius:0}
.campo textarea{resize:vertical}
.campo input:focus,.campo textarea:focus{outline:none;border-bottom-color:var(--t)}
.campo--largo{grid-column:1 / -1}
.campo--file{grid-column:1 / -1;flex-direction:row;align-items:center;gap:12px;min-height:60px;padding:0 18px;border:2px dashed var(--linea);cursor:pointer;position:relative}
.campo--file > span{color:var(--t)}
.campo--file .ico{width:22px;height:22px}
.campo--file input{position:absolute;inset:0;opacity:0;cursor:pointer}
.campo--file:hover{border-color:var(--t)}
.modulo .btn--pieno{background:var(--t);color:var(--s)}
.modulo .btn--pieno:hover{background:var(--p);color:var(--su-p)}
.modulo__nota{font-size:.88rem;color:var(--tenue)}

/* ---------- piede ---------- */
.piede{padding:clamp(70px, 8vw, 120px) var(--largo) 40px;background:var(--t);color:var(--s)}
.piede__nome{font-family:var(--f-titoli);font-weight:850;text-transform:uppercase;font-size:clamp(2rem, 5.6vw, 6.2rem);line-height:.92;letter-spacing:-.04em;overflow-wrap:anywhere}
.piede__righe{margin-top:48px;display:grid;grid-template-columns:repeat(3, minmax(0, 1fr));gap:24px;color:var(--scuro-tenue);font-size:.95rem;border-top:1px solid var(--scuro-linea);padding-top:24px}
.piede__righe a{text-decoration:none}
.piede__righe a:hover{color:var(--s)}

/* ---------- whatsapp e barra mobile ---------- */
.wa{position:fixed;right:20px;bottom:20px;z-index:60;display:flex;align-items:center;gap:10px;min-height:54px;padding:0 20px 0 16px;background:var(--t);color:var(--s);font-weight:700;text-decoration:none;border:2px solid var(--s);transition:transform .45s var(--ease),opacity .45s var(--ease),background .3s,color .3s}
.wa .ico{width:24px;height:24px}
.wa-attesa .wa{opacity:0;transform:translateY(24px);pointer-events:none}
.wa:hover{transform:translateY(-3px);background:var(--p);color:var(--su-p)}
.barra-mobile{display:none}

/* ---------- responsive ---------- */
@media (min-width:1700px){ body{font-size:18px} }
@media (max-width:1400px){
  .testata__tel span{display:none}
  .testata__tel{width:44px;height:44px;justify-content:center;border:2px solid currentColor}
  .nav{gap:18px}
  .testata__riga{gap:22px}
}
@media (max-width:1240px){
  .nav{gap:14px}
  .nav a{font-size:.9rem}
  .logo__nome{font-size:.98rem}
  .lingue{display:none}
}
@media (max-width:1080px){
  .testata__tel{display:none}
  .testata__azioni > .btn{padding:0 14px}
}
@media (max-width:1060px){
  .lingue{display:none}
  .impresa__testa .titolo-sez{grid-column:1 / span 7}
  .impresa__testo{grid-column:1 / span 7}
  .numeri{grid-template-columns:1fr 1fr;row-gap:36px}
  .numero:nth-child(3){padding-left:0;border-left:0}
  .servizi{grid-template-columns:minmax(0, 1fr)}
  .servizi__testa{position:static}
  .servizi__foto{aspect-ratio:16/9}
}
@media (max-width:899px){
  :root{--alto:66px}
  .nav,.testata__azioni > .btn,.testata__tel{display:none}
  .burger{display:block}
  .logo__nome{font-size:1rem;max-width:calc(100vw - 120px)}
  .hero{min-height:min(100svh, 860px)}
  .hero__didascalia{display:none}
  .hero__titolo{font-size:clamp(2.2rem, 10.8vw, 4.6rem)}
  .hero__cta{width:100%}
  .hero__cta .btn{flex:1 1 auto}
  .impresa__testa{display:flex;flex-direction:column}
  .impresa__foto{aspect-ratio:16/10;order:3}
  .lavori{padding:72px 0}
  .lavori__binario{display:grid;grid-template-columns:repeat(4, min(78vw, 340px)) min(78vw, 340px);grid-template-rows:auto auto;gap:22px 16px;overflow-x:auto;scroll-snap-type:x mandatory;padding:0 var(--gut);scrollbar-width:none;align-items:stretch}
  .lavori__binario::-webkit-scrollbar{display:none}
  .lavori__intro{grid-row:1;grid-column:1 / -1;position:sticky;left:0;top:auto;width:calc(100vw - 2 * var(--gut));padding:0 0 12px}
  .scheda,.scheda--cta{grid-row:2;grid-column:auto;scroll-snap-align:start;scroll-margin-left:var(--gut)}
  .lavori__binario > .scheda:nth-of-type(n){margin-top:0}
  .scheda--cta{flex-direction:column;align-items:flex-start;justify-content:space-between;min-height:320px}
  .tappe__testa{grid-template-columns:1fr}
  .tappe__linea{grid-template-columns:1fr;gap:44px}
  .tappa:nth-child(n){margin-top:0}
  .metodo{grid-template-columns:1fr}
  .metodo__foto{order:0}
  .metodo__foto img{position:static;height:auto;aspect-ratio:4/3}
  .metodo__testo{padding:72px var(--gut)}
  .citazione:nth-child(n){grid-column:1 / -1;grid-row:auto}
  .zone{grid-template-columns:1fr}
  .mappa{max-width:340px;margin-inline:auto;display:block}
  .comuni{grid-template-columns:1fr 1fr}
  .modulo{box-shadow:8px 8px 0 var(--t)}
  .piede__righe{grid-template-columns:1fr}
  .barra-mobile{display:grid;grid-template-columns:auto 1fr;position:fixed;left:0;right:0;bottom:0;z-index:65;background:var(--s);border-top:2px solid var(--t);padding:8px 10px calc(8px + env(safe-area-inset-bottom));gap:8px}
  .barra-mobile a{display:flex;align-items:center;justify-content:center;gap:8px;min-height:48px;padding:0 18px;font-weight:700;text-decoration:none;border:2px solid var(--t)}
  .barra-mobile .barra-mobile__pieno{background:var(--p);border-color:var(--p);color:var(--su-p)}
  body:has(.barra-mobile:not([hidden])){padding-bottom:66px}
  body:has(.barra-mobile:not([hidden])) .wa{bottom:82px}
  .wa span{display:none}
  .wa{padding:0;width:54px;justify-content:center}
}
@media (max-width:600px){
  :root{--largh:106%}
  body{font-size:16px}
  .titolo-sez{font-size:clamp(1.8rem, 8.4vw, 2.4rem)}
  .titolo-sez--grande{font-size:clamp(2rem, 9.2vw, 2.8rem)}
  .hero__base{gap:22px}
  .numero dd{font-size:clamp(2.8rem, 14vw, 4.2rem)}
  .numero,.numero + .numero{padding:18px 12px 0 0;border-left:0}
  .confronto__fatti{gap:18px}
  .confronto__fatti strong{font-size:1.2rem}
  .voce summary{grid-template-columns:38px minmax(0, 1fr) auto;padding:20px 0}
  .voce__nome{font-size:clamp(1rem, 4.7vw, 1.3rem)}
  .voce__corpo > div{padding-left:50px}
  .modulo__campi{grid-template-columns:1fr}
  .comuni li{font-size:.95rem}
}
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{transition-duration:.01ms !important;animation-duration:.01ms !important}
  .scheda__foto img{transform:none}
}

/* ---------- apertura: il muro si costruisce e crolla sul sito ---------- */
.apertura{background:var(--t)}
.apertura__muro{position:absolute;inset:-2px;display:flex;flex-direction:column}
.apertura__fila{flex:1;display:flex;gap:4px;padding-bottom:4px}
.apertura__fila:nth-child(odd){margin-left:calc(-50% / var(--col))}
.apertura__mattone{flex:0 0 calc((100% - (var(--col) - 1) * 4px) / var(--col));background:var(--p);will-change:transform}
.apertura__mattone:nth-child(3n){background:color-mix(in oklab, var(--p) 84%, var(--t))}
.apertura__mattone:nth-child(4n+1){background:color-mix(in oklab, var(--p) 92%, var(--s))}
.apertura__nome{position:absolute;left:50%;top:50%;transform:translate(-50%,-50%);margin:0;max-width:calc(100% - 32px);text-align:center}
.apertura__nome span{display:inline-block;padding:.25em .5em;background:var(--t);color:var(--s);font-family:var(--f-titoli);font-weight:850;font-stretch:var(--largh);text-transform:uppercase;font-size:clamp(1.3rem, 4.4vw, 3.6rem);line-height:1;letter-spacing:-.02em;overflow-wrap:anywhere}