/* LEGNOVIVA · stile "progetto tecnico": carta grigia con griglia, grotesk squadrato e scritte da scheda tecnica */
:root{
  --paper:#ECEAE5; --paper-2:#F5F4F0; --ink:#1B1B1A; --muted:#62615C; --line:#C9C6BE; --grid:rgba(27,27,26,.055); --grid-2:rgba(27,27,26,.09);
  --wood:#A3602C; --wood-2:#7E4A22; --white:#FBFAF7;
  --f-head:"Archivo", "Helvetica Neue", Arial, sans-serif;
  --f-mono:"IBM Plex Mono", ui-monospace, "SFMono-Regular", Menlo, monospace;
  --max:1220px; --hdr:66px;
  box-sizing:border-box;
}
*,*::before,*::after{box-sizing:inherit}
[hidden]{display:none!important}
html{scroll-behavior:smooth;scroll-padding-top:calc(var(--hdr) + 10px);-webkit-text-size-adjust:100%}
body{margin:0;color:var(--ink);font-family:var(--f-head);font-size:16.5px;line-height:1.6;padding-bottom:calc(84px + env(safe-area-inset-bottom,0px));
  background-color:var(--paper);
  background-image:
    linear-gradient(var(--grid-2) 1px,transparent 1px),linear-gradient(90deg,var(--grid-2) 1px,transparent 1px),
    linear-gradient(var(--grid) 1px,transparent 1px),linear-gradient(90deg,var(--grid) 1px,transparent 1px);
  background-size:120px 120px,120px 120px,24px 24px,24px 24px}
@media(min-width:960px){body{padding-bottom:0}}
img{display:block;max-width:100%}
a{color:inherit}
h1,h2,h3{font-family:var(--f-head);font-weight:800;font-stretch:88%;text-transform:uppercase;letter-spacing:-.01em;line-height:.95;margin:0}
h2{font-size:clamp(2.2rem,5vw,4rem);margin-bottom:1rem}
h3{font-size:1.25rem;letter-spacing:0}
p{margin:0 0 1rem;max-width:64ch}
.wrap{max-width:var(--max);margin:0 auto;padding:0 22px}
.sec{padding:clamp(64px,9vw,120px) 0}
.mono{font-family:var(--f-mono);font-size:.8rem;letter-spacing:.04em}
.tag{display:inline-flex;align-items:center;gap:.6rem;font:500 .74rem/1 var(--f-mono);letter-spacing:.12em;text-transform:uppercase;color:var(--wood);margin-bottom:1.2rem}
.tag::before{content:"";width:18px;height:1px;background:currentColor}
.muted{color:var(--muted)}
.cover{width:100%;height:100%;object-fit:cover}
:focus-visible{outline:2px solid var(--wood);outline-offset:3px}

/* Pulsanti: rettangolari, scritta da scheda tecnica, freccia ↗ */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:.8rem;font:500 .8rem/1 var(--f-mono);letter-spacing:.1em;text-transform:uppercase;padding:1.05rem 1.3rem;border:1.5px solid var(--ink);background:transparent;color:var(--ink);cursor:pointer;text-decoration:none;white-space:nowrap;border-radius:0;transition:background .15s,color .15s,border-color .15s}
.btn::after{content:"↗";font-size:1rem;line-height:0}
.btn:hover{background:var(--ink);color:var(--white)}
.btn-fill{background:var(--ink);color:var(--white)}
.btn-fill:hover{background:var(--wood);border-color:var(--wood)}
.btn-light{border-color:var(--white);color:var(--white)}
.btn-light:hover{background:var(--white);color:var(--ink)}
.btn.no-arrow::after{content:none}

/* Fascia sito dimostrativo */
.demo-bar{background:var(--ink);color:#E6E3DC;font:400 .78rem/1.5 var(--f-mono);text-align:center;padding:calc(7px + env(safe-area-inset-top,0px)) 16px 7px}
.demo-bar a{color:#fff;text-underline-offset:3px}

/* ---------- TESTATA ---------- */
.top{position:sticky;top:0;z-index:40;height:var(--hdr);background:var(--paper-2);border-bottom:1.5px solid var(--ink)}
.top .wrap{display:flex;align-items:center;justify-content:space-between;height:100%;gap:1.4rem}
.brand{display:flex;align-items:center;gap:.7rem;text-decoration:none}
.brand-mark{width:34px;height:34px;border:1.5px solid var(--ink);display:grid;place-items:center;font:800 1rem/1 var(--f-head)}
.brand b{display:block;font:800 1.2rem/1 var(--f-head);font-stretch:88%;text-transform:uppercase;letter-spacing:.02em}
.brand small{display:block;font:400 .66rem/1 var(--f-mono);letter-spacing:.1em;color:var(--muted);margin-top:.3rem}
.nav{display:none;gap:0;margin-left:auto;align-self:stretch}
.nav a{display:flex;align-items:center;padding:0 1.2rem;font:500 .78rem/1 var(--f-mono);letter-spacing:.1em;text-transform:uppercase;text-decoration:none;border-left:1px solid var(--line)}
.nav a:last-child{border-right:1px solid var(--line)}
.nav a:hover{background:var(--paper)}
.nav a[aria-current="page"]{background:var(--ink);color:var(--white)}
.top .btn{display:none;padding:.8rem 1rem}
.burger{background:none;border:1.5px solid var(--ink);color:var(--ink);font:500 .74rem var(--f-mono);letter-spacing:.1em;text-transform:uppercase;padding:.6rem .8rem;cursor:pointer;margin-left:auto}
@media(min-width:960px){.nav{display:flex}.top .btn{display:inline-flex}.burger{display:none}}
.drop{display:none;background:var(--paper-2);border-bottom:1.5px solid var(--ink)}
.drop.open{display:block}
.drop a{display:flex;justify-content:space-between;padding:1rem 22px;border-top:1px solid var(--line);text-decoration:none;font:500 .9rem var(--f-mono);letter-spacing:.06em;text-transform:uppercase}
.drop a::after{content:"↗"}
.drop a[aria-current="page"]{background:var(--ink);color:var(--white)}

/* ---------- APERTURA: foto grande con quote e cartiglio ---------- */
.hero{padding:34px 0 0}
.sheet-frame{position:relative;max-width:calc(var(--max) + 120px);margin:0 auto;padding:44px 22px 0 54px}
@media(min-width:900px){.sheet-frame{padding:52px 56px 0 80px}}
.dim-h{position:absolute;top:10px;left:54px;right:22px;height:20px;display:flex;align-items:center}
@media(min-width:900px){.dim-h{left:80px;right:56px;top:14px}}
.dim-h::before{content:"";position:absolute;left:0;right:0;top:50%;height:1px;background:var(--ink)}
.dim-h i{position:absolute;top:2px;width:1px;height:16px;background:var(--ink)}
.dim-h i:first-child{left:0}.dim-h i:last-child{right:0}
.dim-h span{position:relative;margin:0 auto;background:var(--paper);padding:0 .7rem;font:500 .74rem var(--f-mono);letter-spacing:.08em}
.dim-v{position:absolute;left:14px;top:44px;bottom:0;width:20px;display:flex;justify-content:center}
@media(min-width:900px){.dim-v{left:30px;top:52px}}
.dim-v::before{content:"";position:absolute;top:0;bottom:0;left:50%;width:1px;background:var(--ink)}
.dim-v i{position:absolute;left:2px;width:16px;height:1px;background:var(--ink)}
.dim-v i:first-child{top:0}.dim-v i:last-child{bottom:0}
.dim-v span{position:absolute;top:50%;left:50%;transform:translate(-50%,-50%) rotate(-90deg);white-space:nowrap;background:var(--paper);padding:0 .7rem;font:500 .74rem var(--f-mono);letter-spacing:.08em}
.hero-img{position:relative;height:min(78svh,760px);min-height:420px;border:1.5px solid var(--ink);overflow:hidden;background:#3a2f26}
.hero-img img{object-position:62% center}
.callout{position:absolute;display:flex;align-items:center;gap:.5rem;font:500 .72rem var(--f-mono);letter-spacing:.06em;color:#fff;text-shadow:0 1px 6px rgba(0,0,0,.6)}
.callout b{width:22px;height:22px;border:1.5px solid #fff;border-radius:50%;display:grid;place-items:center;font-weight:500;font-size:.7rem;text-shadow:none;background:rgba(0,0,0,.25)}
.cartiglio{position:relative;z-index:2;background:var(--white);border:1.5px solid var(--ink);margin:-1.5px 0 0;display:grid}
@media(min-width:900px){.cartiglio{position:absolute;left:80px;bottom:0;width:min(560px,52%);margin:0}}
.ct-main{padding:24px 24px 20px;border-bottom:1.5px solid var(--ink)}
.ct-main h1{font-size:clamp(3rem,7vw,5.2rem);font-stretch:80%;margin-bottom:.6rem}
.ct-main p{margin:0 0 1.2rem;font-size:1.02rem}
.ct-main .row{display:flex;flex-wrap:wrap;gap:.6rem}
.ct-rows{display:grid;grid-template-columns:repeat(4,1fr)}
.ct-rows div{padding:10px 12px;border-right:1px solid var(--line)}
.ct-rows div:last-child{border-right:0}
.ct-rows small{display:block;font:400 .62rem var(--f-mono);letter-spacing:.1em;text-transform:uppercase;color:var(--muted)}
.ct-rows b{font:600 .95rem var(--f-head)}
@media(max-width:560px){.ct-rows{grid-template-columns:1fr 1fr}.ct-rows div:nth-child(2){border-right:0}.ct-rows div:nth-child(-n+2){border-bottom:1px solid var(--line)}}

/* ---------- SERVIZI: schede tecniche ---------- */
.sec-head{display:grid;gap:1rem;margin-bottom:2.6rem}
@media(min-width:900px){.sec-head{grid-template-columns:1fr 1fr;align-items:end}.sec-head p{justify-self:end;max-width:46ch}}
.specs{display:grid;gap:0;border:1.5px solid var(--ink);background:var(--white)}
@media(min-width:700px){.specs{grid-template-columns:1fr 1fr}}
@media(min-width:1050px){.specs{grid-template-columns:repeat(3,1fr)}}
.spec{border-bottom:1px solid var(--line);display:flex;flex-direction:column}
@media(min-width:700px){.spec{border-right:1px solid var(--line)}}
.spec .ph{aspect-ratio:4/3;overflow:hidden;border-bottom:1px solid var(--line)}
.spec-body{padding:18px 20px 20px;display:flex;flex-direction:column;flex:1}
.spec-top{display:flex;justify-content:space-between;align-items:baseline;gap:1rem;margin-bottom:.6rem}
.spec-top span{font:500 .72rem var(--f-mono);color:var(--wood)}
.spec p{font-size:.95rem;color:var(--muted)}
.spec dl{margin:auto 0 0;display:grid;grid-template-columns:auto 1fr;font:400 .78rem/1.5 var(--f-mono);border-top:1px dashed var(--line)}
.spec dt,.spec dd{padding:.4rem 0;border-bottom:1px dashed var(--line);margin:0}
.spec dt{color:var(--muted);padding-right:1rem}
.spec dd{text-align:right}

/* ---------- COME LAVORIAMO ---------- */
.steps{list-style:none;margin:0;padding:0;display:grid;gap:0;counter-reset:s;border-top:1.5px solid var(--ink)}
@media(min-width:900px){.steps{grid-template-columns:repeat(4,1fr)}}
.steps li{counter-increment:s;padding:22px 22px 26px 0;border-bottom:1px solid var(--line)}
@media(min-width:900px){.steps li{border-bottom:0;border-right:1px dashed var(--line);padding:24px 24px 0}.steps li:first-child{padding-left:0}.steps li:last-child{border-right:0}}
.steps li::before{content:"FASE 0" counter(s);display:block;font:500 .72rem var(--f-mono);letter-spacing:.1em;color:var(--wood);margin-bottom:.8rem}
.steps h3{margin-bottom:.5rem}
.steps p{font-size:.95rem;color:var(--muted);margin:0}
.steps .mono{display:block;margin-top:.8rem;color:var(--ink)}

/* ---------- ESSENZE ---------- */
.ess{display:grid;gap:22px;border:1.5px solid var(--ink);background:var(--white);padding:22px}
@media(min-width:900px){.ess{grid-template-columns:1fr 1.1fr;gap:34px;padding:30px}}
.swatches{display:grid;grid-template-columns:repeat(3,1fr);gap:10px}
.sw{border:1.5px solid var(--line);background:none;padding:0;cursor:pointer;text-align:left;font:inherit;color:inherit}
.sw[aria-pressed="true"]{border-color:var(--ink);box-shadow:0 0 0 2px var(--ink)}
.sw .wood{aspect-ratio:1;display:block}
.sw span{display:block;padding:.5rem .6rem;font:500 .74rem var(--f-mono);letter-spacing:.08em;text-transform:uppercase}
.w-rovere{background:repeating-linear-gradient(92deg,#C99B66 0 3px,#BE8E58 3px 5px,#D4A874 5px 9px,#C3935D 9px 12px),#C99B66;background-blend-mode:multiply}
.w-noce{background:repeating-linear-gradient(88deg,#6B4429 0 4px,#5B3920 4px 6px,#7A5032 6px 11px,#62402A 11px 14px),#6B4429}
.w-larice{background:repeating-linear-gradient(91deg,#D9A26A 0 2px,#C98C52 2px 6px,#E2B07A 6px 9px,#B97A42 9px 10px),#D9A26A}
.ess-big{aspect-ratio:16/9;border:1px solid var(--line);margin-bottom:1rem}
.ess-data{display:grid;grid-template-columns:auto 1fr;font:400 .85rem/1.5 var(--f-mono);margin:1rem 0 0}
.ess-data dt,.ess-data dd{margin:0;padding:.55rem 0;border-bottom:1px dashed var(--line)}
.ess-data dt{color:var(--muted);padding-right:1.4rem}
.ess-data dd{text-align:right}

/* ---------- RECENSIONI ---------- */
.revs{display:grid;gap:0;border:1.5px solid var(--ink);background:var(--white)}
@media(min-width:900px){.revs{grid-template-columns:repeat(3,1fr)}}
.rev{margin:0;padding:24px;border-bottom:1px solid var(--line)}
@media(min-width:900px){.rev{border-bottom:0;border-right:1px solid var(--line)}.rev:last-child{border-right:0}}
.rev .stars{color:var(--wood);letter-spacing:.15em;font-size:.9rem}
.rev .stars i{font-style:normal;opacity:.3}
.rev p{margin:.6rem 0 1rem;font-size:.98rem}
.rev footer{font:400 .76rem var(--f-mono);color:var(--muted)}
.gscore{display:flex;align-items:baseline;gap:.8rem;font:400 .8rem var(--f-mono);color:var(--muted)}
.gscore b{font:800 2.4rem/1 var(--f-head);color:var(--ink)}

/* Rimandi alle altre pagine */
.next{display:grid;border:1.5px solid var(--ink);margin-top:3rem}
@media(min-width:800px){.next{grid-template-columns:1fr 1fr}}
.next a{display:flex;justify-content:space-between;align-items:center;gap:1rem;padding:26px 24px;text-decoration:none;background:var(--white)}
.next a+a{border-top:1px solid var(--line)}
@media(min-width:800px){.next a+a{border-top:0;border-left:1px solid var(--line)}}
.next a:hover{background:var(--ink);color:var(--white)}
.next b{font:800 1.6rem/1 var(--f-head);font-stretch:88%;text-transform:uppercase}
.next span{display:block;font:400 .78rem var(--f-mono);color:inherit;opacity:.7;margin-top:.4rem}
.next a::after{content:"↗";font-size:1.6rem}

/* ---------- LAVORI ---------- */
.page-head{padding:clamp(48px,7vw,90px) 0 0}
.page-head h1{font-size:clamp(2.8rem,7vw,5.6rem);font-stretch:80%;margin-bottom:1rem}
.filters{display:flex;flex-wrap:wrap;gap:0;margin-bottom:1.6rem;border:1.5px solid var(--ink);width:fit-content;max-width:100%}
.chip{font:500 .76rem var(--f-mono);letter-spacing:.08em;text-transform:uppercase;padding:.8rem 1rem;border:0;border-right:1px solid var(--line);background:var(--white);color:var(--ink);cursor:pointer}
.chip:last-child{border-right:0}
.chip[aria-pressed="true"]{background:var(--ink);color:var(--white)}
.works{display:grid;gap:18px}
@media(min-width:640px){.works{grid-template-columns:1fr 1fr}}
@media(min-width:1000px){.works{grid-template-columns:repeat(3,1fr)}}
.work{margin:0;background:var(--white);border:1.5px solid var(--ink)}
.work .ph{aspect-ratio:4/3;overflow:hidden;border-bottom:1px solid var(--line)}
.work figcaption{padding:12px 14px}
.work figcaption b{display:block;font:700 1rem var(--f-head);text-transform:uppercase;font-stretch:88%}
.work figcaption span{display:block;font:400 .74rem var(--f-mono);color:var(--muted);margin-top:.2rem}
.work[hidden]{display:none}
.ba-wrap{display:grid;gap:2rem;align-items:center;border:1.5px solid var(--ink);background:var(--white);padding:18px}
@media(min-width:900px){.ba-wrap{grid-template-columns:1.5fr 1fr;padding:26px;gap:2.6rem}}
.ba{position:relative;aspect-ratio:4/3;overflow:hidden;--pos:50%;user-select:none;-webkit-user-select:none;touch-action:pan-y}
.ba .ph{position:absolute;inset:0}
.ba .after{clip-path:inset(0 0 0 var(--pos))}
.ba-line{position:absolute;top:0;bottom:0;left:var(--pos);width:2px;background:#fff;transform:translateX(-1px);pointer-events:none}
.ba-knob{position:absolute;top:50%;left:var(--pos);width:46px;height:46px;background:#fff;color:var(--ink);transform:translate(-50%,-50%);display:grid;place-items:center;pointer-events:none;border:1.5px solid var(--ink);font:500 .8rem var(--f-mono)}
.ba input{position:absolute;inset:0;width:100%;height:100%;opacity:0;cursor:ew-resize;margin:0}
.ba-tag{position:absolute;top:12px;font:500 .7rem/1 var(--f-mono);letter-spacing:.12em;text-transform:uppercase;background:var(--ink);color:#fff;padding:.45rem .6rem;pointer-events:none}
.ba-tag.l{left:12px}.ba-tag.r{right:12px}

/* ---------- PREVENTIVO ---------- */
.q-grid{display:grid;gap:2.4rem}
@media(min-width:960px){.q-grid{grid-template-columns:1.2fr 1fr;gap:3rem;align-items:start}}
.form{background:var(--white);border:1.5px solid var(--ink);min-width:0}
.form-head{display:grid;grid-template-columns:repeat(3,1fr);border-bottom:1.5px solid var(--ink)}
.form-head span{padding:12px 14px;font:500 .72rem var(--f-mono);letter-spacing:.08em;text-transform:uppercase;color:var(--muted);border-right:1px solid var(--line)}
.form-head span:last-child{border-right:0}
.form-head span.on{background:var(--ink);color:var(--white)}
.form-body{padding:24px}
.form h3{font-size:1.6rem;margin-bottom:1.2rem}
.opts{display:grid;grid-template-columns:1fr 1fr;gap:8px}
.opt{position:relative}
.opt input{position:absolute;opacity:0;inset:0}
.opt span{display:flex;align-items:center;padding:.95rem 1rem;border:1.5px solid var(--line);font:500 .95rem var(--f-head);cursor:pointer;height:100%;background:var(--paper-2)}
.opt input:checked+span{border-color:var(--ink);background:var(--ink);color:var(--white)}
.opt input:focus-visible+span{outline:2px solid var(--wood);outline-offset:2px}
.fl{display:grid;gap:.35rem;margin-bottom:1rem}
.fl label{font:500 .72rem var(--f-mono);letter-spacing:.08em;text-transform:uppercase;color:var(--muted)}
.fl input,.fl select,.fl textarea{font:500 1rem var(--f-head);color:var(--ink);background:var(--paper-2);border:1.5px solid var(--line);border-radius:0;padding:.8rem .9rem;width:100%}
.fl textarea{min-height:110px;resize:vertical}
.fl input:focus,.fl select:focus,.fl textarea:focus{outline:none;border-color:var(--ink)}
.row2{display:grid;gap:0 12px}
@media(min-width:560px){.row2{grid-template-columns:1fr 1fr}}
.nav-btns{display:flex;justify-content:space-between;gap:.8rem;margin-top:1.2rem}
.nav-btns [data-next]{flex:1;white-space:normal;text-align:center}
.err{font:400 .82rem var(--f-mono);color:#A23A2E;min-height:1.2em;margin:.4rem 0 0}
.hint{font-size:.9rem;color:var(--muted);margin-top:.6rem}
.faq{border-top:1.5px solid var(--ink)}
.faq details{border-bottom:1px solid var(--line)}
.faq summary{list-style:none;cursor:pointer;display:flex;justify-content:space-between;align-items:center;gap:1rem;padding:1.1rem 0;font:700 1.02rem/1.35 var(--f-head)}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";font:400 1.4rem/1 var(--f-mono);color:var(--wood)}
.faq details[open] summary::after{content:"−"}
.faq details p{color:var(--muted);margin:0 0 1.1rem;font-size:.97rem}
.lab-box{border:1.5px solid var(--ink);background:var(--white)}
.lab-box .ph{aspect-ratio:16/10;overflow:hidden;border-bottom:1px solid var(--line)}
.lab-box dl{margin:0;display:grid;grid-template-columns:auto 1fr;font:400 .82rem/1.5 var(--f-mono);padding:6px 20px 14px}
.lab-box dt,.lab-box dd{margin:0;padding:.55rem 0;border-bottom:1px dashed var(--line)}
.lab-box dt{color:var(--muted);padding-right:1rem}
.lab-box dd{text-align:right}
.lab-box dd a{text-decoration:none}

/* ---------- BARRA INFORMAZIONI IN FONDO ---------- */
.foot{background:var(--ink);color:#BDBAB2;padding:50px 0 34px;font-size:.92rem}
.foot-grid{display:grid;gap:2rem}
@media(min-width:860px){.foot-grid{grid-template-columns:1.4fr 1fr 1fr 1fr}}
.foot .brand{color:#fff;margin-bottom:.9rem}
.foot .brand-mark{border-color:#fff}
.foot h4{font:500 .7rem/1 var(--f-mono);letter-spacing:.14em;text-transform:uppercase;color:#E2A36B;margin:0 0 .9rem}
.foot p{margin:0 0 .3rem}
.foot a{color:#fff;text-decoration:none}
.foot-legal{border-top:1px solid #3A3A38;margin-top:2.2rem;padding-top:1.1rem;display:flex;flex-wrap:wrap;justify-content:space-between;gap:.5rem 1.4rem;font:400 .74rem var(--f-mono)}
.foot-legal a{text-decoration:underline}

/* Pulsante preventivo fisso su telefono */
.fab{position:fixed;left:14px;right:14px;bottom:calc(14px + env(safe-area-inset-bottom,0px));z-index:45}
@media(min-width:960px){.fab{display:none}}

@media (prefers-reduced-motion: reduce){*{transition:none!important;scroll-behavior:auto!important}}
.callout{display:none}
@media(min-width:900px){.callout{display:flex}.c1{left:5%;top:38%}.c2{left:57%;top:56%}.c3{right:4%;top:20%}}
@media(max-width:899px){.sheet-frame{padding-left:44px;padding-right:16px}.dim-h{left:44px;right:16px}.dim-v{left:10px}.ct-main{padding:20px 18px 18px}.ct-main .btn{white-space:normal;flex:1 1 auto}.cartiglio{min-width:0}}
@media(max-width:899px){.hero-img{height:44svh;min-height:280px}}