/* Duschbad Expert — bozza Digitam. Concetto: la porta scorrevole in vetro satinato. */
:root{
  --ink:#13232b; --ink-2:#3b4d55; --paper:#f2f5f4; --white:#fff;
  --petrol:#1c5870; --petrol-d:#0d3343; --petrol-dd:#08222d;
  --amber:#f2b452; --amber-d:#d9952c; --wood:#c88a4f;
  --hh:76px; --ease:cubic-bezier(.2,.7,.1,1);
  --f-d:"Clash Grotesk",ui-sans-serif,system-ui,sans-serif;
  --f-b:"General Sans",ui-sans-serif,system-ui,sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-padding-top:calc(var(--hh) + 16px)}
body{margin:0;font-family:var(--f-b);font-size:18px;line-height:1.6;color:var(--ink);background:var(--paper);-webkit-font-smoothing:antialiased}
img{display:block;max-width:100%;height:auto}
a{color:inherit}
:focus-visible{outline:3px solid var(--amber);outline-offset:3px;border-radius:4px}
.skip{position:absolute;left:-999px;top:8px;z-index:200;background:var(--amber);color:var(--ink);padding:10px 16px;border-radius:999px}
.skip:focus{left:12px}
.wrap{width:min(1320px,100% - 48px);margin-inline:auto}
h1,h2,h3{font-family:var(--f-d);font-weight:500;letter-spacing:-.01em;line-height:1.02;margin:0}

/* ---------- header (fisso) ---------- */
.hd{position:fixed;inset:0 0 auto 0;z-index:100;height:var(--hh);color:var(--white);transition:background .35s,color .35s,box-shadow .35s}
.hd::before{content:"";position:absolute;inset:0 0 -40px 0;background:linear-gradient(rgba(8,34,45,.55),rgba(8,34,45,0));pointer-events:none;transition:opacity .35s}
.hd.is-stuck{background:var(--paper);color:var(--ink);box-shadow:0 1px 0 rgba(19,35,43,.12),0 8px 24px -16px rgba(19,35,43,.35)}
.hd.is-stuck::before{opacity:0}
.hd__in{position:relative;height:100%;display:flex;align-items:center;gap:28px}
.brand{display:block;width:84px;height:58px;position:relative;flex:none}
.brand img{position:absolute;inset:0;width:100%;height:100%;object-fit:contain;transition:opacity .3s}
.brand .on-dark{opacity:1}.brand .on-light{opacity:0}
.hd.is-stuck .brand .on-dark{opacity:0}.hd.is-stuck .brand .on-light{opacity:1}
.nav{display:flex;gap:6px;margin-left:auto;align-items:center}
.nav a{text-decoration:none;font-weight:500;font-size:16px;padding:10px 14px;border-radius:999px}
.nav a:hover{background:rgba(255,255,255,.14)}
.hd.is-stuck .nav a:hover{background:rgba(28,88,112,.1)}
.nav a[aria-current="page"]{box-shadow:inset 0 -2px 0 currentColor;border-radius:0}
.hd__tel{font-weight:600;text-decoration:none;font-size:16px;white-space:nowrap}
.btn{display:inline-flex;align-items:center;gap:10px;min-height:48px;padding:12px 22px;border-radius:999px;font-weight:600;font-size:16px;text-decoration:none;border:0;cursor:pointer;transition:transform .25s var(--ease),background .25s}
.btn--amber{background:var(--amber);color:var(--ink)}
.btn--amber:hover{background:#ffc867;transform:translateY(-2px)}
.btn--line{box-shadow:inset 0 0 0 1.5px currentColor;color:inherit}
.menu-btn{display:none;margin-left:auto;background:none;border:0;color:inherit;font:600 16px/1 var(--f-b);min-height:48px;padding:0 6px;cursor:pointer;align-items:center;gap:10px}
.menu-btn i{display:block;width:22px;height:2px;background:currentColor;box-shadow:0 7px 0 currentColor,0 -7px 0 currentColor}
.mnav{position:fixed;top:var(--hh);left:0;right:0;z-index:99;background:var(--petrol-d);color:var(--white);max-height:calc(100svh - var(--hh));overflow:auto;padding:12px 24px 28px;display:none}
.mnav.open{display:block}
.mnav a{display:flex;align-items:center;min-height:56px;font:500 26px/1.1 var(--f-d);text-decoration:none;border-bottom:1px solid rgba(255,255,255,.14)}
.mnav .btn{margin-top:22px;font:600 17px var(--f-b);border:0}
.mnav .mnav__tel{font:600 20px var(--f-b);border:0;margin-top:6px}

/* ---------- hero: porta scorrevole ---------- */
.hero{position:relative;height:calc(100svh - 128px);min-height:600px;overflow:hidden;background:var(--petrol-dd);color:var(--white)}
.hero__media{position:absolute;inset:-4% 0 0 0}
.hero__media img{width:100%;height:100%;object-fit:cover;object-position:50% 64%;transform:scale(1.06);will-change:transform}
.door{position:absolute;top:0;bottom:0;left:0;width:min(47%,720px);display:flex;align-items:flex-end;will-change:transform;
  background:linear-gradient(100deg,rgba(13,51,67,.66),rgba(13,51,67,.44) 60%,rgba(28,88,112,.3));
  -webkit-backdrop-filter:blur(11px) saturate(1.3);backdrop-filter:blur(11px) saturate(1.3)}
.door::before{content:"";position:absolute;inset:0;pointer-events:none;
  background:linear-gradient(115deg,rgba(255,255,255,.16) 0 12%,transparent 12% 30%,rgba(255,255,255,.07) 30% 34%,transparent 34%)}
.door__profile{position:absolute;top:0;bottom:0;right:-7px;width:7px;background:linear-gradient(90deg,#8a979c,#f4f7f8 40%,#b4bfc3 60%,#6d7a80)}
.door__handle{position:absolute;right:26px;top:50%;width:9px;height:200px;margin-top:-100px;border-radius:5px;background:linear-gradient(90deg,#9aa7ac,#fdfefe 45%,#aab5b9 70%,#7b878c);box-shadow:-3px 4px 10px rgba(0,0,0,.35)}
.door__txt{position:relative;padding:0 72px 64px clamp(24px,4.4vw,64px)}
.hero h1{font-size:clamp(46px,5.4vw,84px);max-width:11.5ch}
.hero__lead{font-size:clamp(18px,1.35vw,21px);max-width:34ch;margin:22px 0 30px;color:#e8f0f2}
.cta{display:flex;flex-wrap:wrap;align-items:center;gap:14px 26px}
.tel{font-weight:600;font-size:18px;text-decoration:none;white-space:nowrap;border-bottom:2px solid var(--amber);padding-bottom:2px}
.hero__cap{position:absolute;right:24px;bottom:18px;margin:0;font-size:14px;background:rgba(8,34,45,.72);padding:6px 12px;border-radius:999px}
/* caricamento: la porta si chiude da sinistra */
.js .door{transform:translateX(-102%)}
.ready .door{transition:transform 1.25s var(--ease)}

/* ---------- prova: marchi ---------- */
.proof{background:var(--white);border-bottom:1px solid rgba(19,35,43,.1)}
.proof__in{display:flex;align-items:center;gap:36px;min-height:128px;padding-block:18px}
.proof__lbl{flex:none;max-width:15ch;font-weight:600;font-size:15px;line-height:1.35;color:var(--ink-2)}
.logos{display:flex;flex-wrap:wrap;align-items:center;gap:18px clamp(24px,2.6vw,42px);margin:0;padding:0;list-style:none}
.logos img{height:26px;width:auto;filter:grayscale(1) brightness(0);opacity:.78}
.logos .keep img{filter:grayscale(1) contrast(1.4);opacity:.85;mix-blend-mode:multiply}
.logos .tall img{height:38px}
.proof__more{margin-left:auto;flex:none;font-weight:600;font-size:15px;color:var(--petrol)}

/* ---------- sezioni ---------- */
.sec{padding:clamp(80px,10vw,150px) 0}
.sec--petrol{background:var(--petrol-d);color:var(--white)}
.sec--white{background:var(--white)}
.h2{font-size:clamp(42px,5.6vw,92px)}
.lead{font-size:clamp(19px,1.5vw,22px);line-height:1.55;max-width:58ch}
.sec--petrol .lead{color:#dce8ec}
.cta-end{margin-top:44px;display:flex;flex-wrap:wrap;align-items:center;gap:14px 26px}
.sec--petrol .tel{color:var(--white)}

/* vasca → doccia: colonna ferma + cantiere di S. Vittore */
.v2d{display:grid;grid-template-columns:minmax(0,5fr) minmax(0,6fr);gap:clamp(32px,6vw,110px);align-items:start}
.v2d__txt{position:sticky;top:calc(var(--hh) + 48px)}
.v2d__txt .lead{margin:28px 0 0}
.steps{display:grid;gap:clamp(40px,6vw,90px);margin:0;padding:0;list-style:none}
.step figure{margin:0}
.step .ph{overflow:hidden;border-radius:6px;background:#0a2a37}
.step img{width:100%;aspect-ratio:4/5;object-fit:cover}
.step figcaption{display:flex;gap:16px;align-items:baseline;margin-top:16px;font-size:17px}
.step b{font:500 30px/1 var(--f-d);color:var(--amber)}
.step:nth-child(2){margin-left:12%}.step:nth-child(3){margin-left:4%}
/* tendina di vetro: la foto si scopre come una porta che scorre */
.js .wipe{clip-path:inset(0 100% 0 0)}
.wipe img{will-change:transform}

/* servizi accanto alla doccia: elenco + cornice ferma che cambia foto */
.svc{display:grid;grid-template-columns:minmax(0,7fr) minmax(0,5fr);gap:clamp(32px,5vw,90px)}
.svc__list{margin:56px 0 0;padding:0;list-style:none;border-top:1px solid rgba(19,35,43,.16)}
.svc__item{padding:34px 0 38px;border-bottom:1px solid rgba(19,35,43,.16)}
.svc__item h3{font-size:clamp(32px,3.6vw,56px);transition:color .4s}
.svc__item p{margin:14px 0 0;max-width:52ch;color:var(--ink-2)}
.svc__item .where{display:inline-block;margin-top:14px;font-size:15px;font-weight:600;color:var(--petrol)}
.svc__item.on h3{color:var(--petrol)}
.svc__item .mph{display:none}
.frame{position:sticky;top:calc(var(--hh) + 32px);height:calc(100svh - var(--hh) - 64px);max-height:760px;border-radius:6px;overflow:hidden;background:var(--petrol-d)}
.frame img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;clip-path:inset(0 100% 0 0);transition:clip-path .9s var(--ease)}
.frame img.on{clip-path:inset(0 0 0 0)}
.frame img.first{clip-path:inset(0 0 0 0)}
.frame__cap{position:absolute;left:16px;bottom:16px;z-index:2;margin:0;font-size:14px;color:var(--white);background:rgba(8,34,45,.75);padding:6px 12px;border-radius:999px}

/* lavori veri: binario orizzontale guidato dallo scroll */
.works{background:var(--petrol-dd);color:var(--white)}
.works__pin{position:relative}
.works__head{display:flex;flex-wrap:wrap;align-items:flex-end;justify-content:space-between;gap:20px 40px;padding-top:clamp(80px,9vw,130px)}
.works__head .lead{color:#cfdfe4;margin:0}
.track{display:flex;gap:28px;padding:48px 0 0;margin:0;list-style:none}
.job{flex:none;width:clamp(280px,30vw,440px)}
.job .ph{border-radius:6px;overflow:hidden;background:#0d3343}
.job img{width:100%;aspect-ratio:3/4;object-fit:cover}
.job--wide{width:clamp(320px,44vw,640px)}
.job--wide img{aspect-ratio:4/3}
.job h3{font:500 26px/1.1 var(--f-d);margin-top:16px}
.job p{margin:4px 0 0;color:#c7d8de;font-size:16px}
.works__end{padding:40px 0 clamp(80px,9vw,130px)}
@media (min-width:900px){
  .works__stage{height:var(--stage-h,300vh)}
  .works__pin{position:sticky;top:0;height:100svh;overflow:hidden;display:flex;flex-direction:column;justify-content:center}
  .works__head{padding-top:calc(var(--hh) + 10px)}
  .track{will-change:transform;padding-left:max(24px,calc((100vw - 1320px)/2))}
  .works__end{padding:28px 0 32px}
  .works__pin .job img{max-height:calc(100svh - var(--hh) - 330px);width:auto;max-width:100%}
  .works__pin .job,.works__pin .job--wide{width:auto}
}

/* azienda: colonna larga, testo scuro su chiaro */
.about{display:grid;grid-template-columns:minmax(0,6fr) minmax(0,5fr);gap:clamp(32px,6vw,100px);align-items:center}
.about__txt p{font-size:clamp(19px,1.45vw,21px);line-height:1.65;max-width:66ch;margin:0 0 20px}
.about__txt h2{margin-bottom:30px}
.about figure{margin:0}
.about figure .ph{border-radius:6px;overflow:hidden}
.about figure img{width:100%;aspect-ratio:4/5;object-fit:cover;object-position:30% 50%}
.about figcaption,.cap{margin-top:12px;font-size:15px;color:var(--ink-2)}
.link{font-weight:600;color:var(--petrol);text-underline-offset:4px}

/* contatti */
.contact{background:var(--petrol);color:var(--white)}
.contact__grid{display:grid;grid-template-columns:minmax(0,7fr) minmax(0,5fr);gap:40px 80px;align-items:end}
.contact .h2{font-size:clamp(46px,6.6vw,108px)}
.contact .lead{color:#e1edf0;margin:26px 0 0}
.contact dl{margin:0;display:grid;gap:22px}
.contact dt{font-size:14px;font-weight:600;color:#bcd3db}
.contact dd{margin:2px 0 0;font-size:22px;font-weight:500}
.contact dd a{text-decoration:none;border-bottom:2px solid var(--amber)}
.contact .big{font:500 clamp(32px,3.4vw,48px)/1.1 var(--f-d)}

/* piede */
.ft{background:var(--petrol-dd);color:#c9dbe1;font-size:15px;padding:56px 0 40px}
.ft__in{display:flex;flex-wrap:wrap;gap:28px 64px;align-items:flex-start}
.ft img{width:96px;height:auto}
.ft nav{display:flex;flex-wrap:wrap;gap:8px 22px}
.ft a{text-decoration:none}.ft a:hover{color:var(--white)}
.ft__note{width:100%;margin:12px 0 0;font-size:13px;color:#8fa9b2}

/* pagine interne */
.phero{position:relative;background:var(--petrol-d);color:var(--white);padding:calc(var(--hh) + 70px) 0 70px;overflow:hidden}
.phero__grid{display:grid;grid-template-columns:minmax(0,7fr) minmax(0,5fr);gap:40px 80px;align-items:end}
.phero h1{font-size:clamp(52px,7.4vw,118px)}
.phero .lead{color:#dce8ec;margin:26px 0 0}
.phero .ph{border-radius:6px;overflow:hidden}
.phero .ph img{width:100%;aspect-ratio:4/3;object-fit:cover}
.block{display:grid;grid-template-columns:minmax(0,5fr) minmax(0,7fr);gap:clamp(32px,5vw,90px);align-items:start}
.block + .block{margin-top:clamp(90px,10vw,150px)}
.block h2{font-size:clamp(38px,4.4vw,70px)}
.block .lead{margin:22px 0 0}
.block ul.types{margin:22px 0 0;padding:0;list-style:none;display:flex;flex-wrap:wrap;gap:10px}
.types li{padding:8px 16px;border-radius:999px;background:rgba(28,88,112,.1);color:var(--petrol-d);font-weight:600;font-size:16px}
.gal{display:grid;grid-template-columns:repeat(12,1fr);gap:18px;margin:0;padding:0;list-style:none}
.gal li{grid-column:span 4}
.gal li.w6{grid-column:span 6}.gal li.w8{grid-column:span 8}
.gal figure{margin:0}
.gal .ph{border-radius:6px;overflow:hidden;background:#dfe6e6}
.gal img{width:100%;height:100%;aspect-ratio:3/4;object-fit:cover}
.gal li.w6 img,.gal li.w8 img{aspect-ratio:4/3}
.gal figcaption{margin-top:10px;font-size:15px;color:var(--ink-2)}
.place{display:grid;grid-template-columns:minmax(0,4fr) minmax(0,8fr);gap:40px 70px;padding:clamp(70px,8vw,120px) 0;border-top:1px solid rgba(19,35,43,.14)}
.place:first-child{border-top:0}
.place h2{font-size:clamp(46px,5.6vw,88px)}
.place .gal{grid-column:2}
.place__txt{position:sticky;top:calc(var(--hh) + 32px);align-self:start}
.brands{margin:48px 0 0;padding:0;list-style:none;display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:0 60px}
.brands li{display:grid;grid-template-columns:150px minmax(0,1fr);gap:24px;align-items:center;padding:26px 0;border-top:1px solid rgba(19,35,43,.14)}
.brands img{height:34px;width:auto;max-width:140px;object-fit:contain;filter:grayscale(1) brightness(0);opacity:.8}
.brands .keep img{filter:grayscale(1);opacity:.9}
.brands p{margin:0;font-size:17px;color:var(--ink-2)}
.brands a{font-weight:600;color:var(--petrol)}
.prose{max-width:68ch}
.prose p{font-size:clamp(19px,1.45vw,21px);line-height:1.7;margin:0 0 22px}
.prose strong{font-weight:600}

/* ---------- responsive ---------- */
@media (max-width:1100px){
  .nav,.hd__tel,.hd .btn{display:none}
  .menu-btn{display:inline-flex}
}
@media (max-width:899px){
  :root{--hh:68px}
  body{font-size:17px}
  .brand{width:72px;height:50px}
  .hero{height:auto;min-height:calc(100svh - 40px);display:flex;flex-direction:column;justify-content:flex-end}
  .hero__media img{object-position:50% 58%}
  .door{position:relative;width:100%;top:auto;bottom:auto;margin-top:38svh}
  .door__handle{right:auto;left:50%;top:14px;margin:0 0 0 -60px;width:120px;height:8px}
  .door__profile{right:0;left:0;top:-6px;bottom:auto;width:auto;height:6px;background:linear-gradient(#8a979c,#f4f7f8 45%,#6d7a80)}
  .door__txt{padding:44px 22px 30px}
  .hero__cap{top:calc(var(--hh) + 10px);bottom:auto;right:12px;font-size:13px}
  .proof__in{flex-wrap:wrap;gap:18px;padding-block:28px}
  .proof__lbl{max-width:none}
  .logos{gap:16px 28px}.logos img{height:24px}.logos .tall img{height:34px}
  .proof__more{margin-left:0}
  .v2d,.svc,.about,.contact__grid,.phero__grid,.block,.place{grid-template-columns:1fr}
  .v2d__txt,.place__txt{position:static}
  .step:nth-child(n){margin-left:0}
  .frame{display:none}
  .svc__item .mph{display:block;margin-top:18px;border-radius:6px;overflow:hidden}
  .svc__item .mph img{width:100%;aspect-ratio:4/3;object-fit:cover}
  .track{overflow-x:auto;scroll-snap-type:x mandatory;padding:36px 24px 8px;scrollbar-width:thin}
  .job{scroll-snap-align:start;width:78vw}.job--wide{width:86vw}
  .works__head,.works__end{width:calc(100% - 48px);margin-inline:auto}
  .place .gal{grid-column:1}
  .gal li,.gal li.w6,.gal li.w8{grid-column:span 12}
  .brands{grid-template-columns:1fr}
  .brands li{grid-template-columns:110px minmax(0,1fr)}
  .phero{padding-top:calc(var(--hh) + 44px)}
}
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{transition:none!important;animation:none!important;scroll-behavior:auto!important}
  .js .door,.js .door__txt>*{transform:none;opacity:1}
  .js .wipe,.frame img{clip-path:none}
}