/* Font Archivo ospitato nel sito (licenza SIL OFL, vedi fonts/OFL-LICENSE.txt) */
@font-face{font-family:"Archivo";font-style:normal;font-display:swap;font-weight:100 900;font-stretch:62% 125%;
  src:url(../fonts/archivo-latin-wdth-normal.woff2) format("woff2-variations"),url(../fonts/archivo-latin-wdth-normal.woff2) format("woff2");
  unicode-range:U+0000-00FF,U+0131,U+0152-0153,U+02BB-02BC,U+02C6,U+02DA,U+02DC,U+0304,U+0308,U+0329,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD}
@font-face{font-family:"Archivo";font-style:normal;font-display:swap;font-weight:100 900;font-stretch:62% 125%;
  src:url(../fonts/archivo-latin-ext-wdth-normal.woff2) format("woff2-variations"),url(../fonts/archivo-latin-ext-wdth-normal.woff2) format("woff2");
  unicode-range:U+0100-02BA,U+02BD-02C5,U+02C7-02CC,U+02CE-02D7,U+02DD-02FF,U+0304,U+0308,U+0329,U+1D00-1DBF,U+1E00-1E9F,U+1EF2-1EFF,U+2020,U+20A0-20AB,U+20AD-20C0,U+2113,U+2C60-2C7F,U+A720-A7FF}

/* =========================================================
   STUDIO LINEA — Architettura
   Due modalità:  normale (plastico bianco su grafite)
                  html.bp  (tavola tecnica in cianotipia)
   ========================================================= */

:root{
  --bg:#191B1D; --surf:#212427; --surf2:#292C30; --ln:#363A3E;
  --ink:#E6E3DC; --mute:#A09E97; --acc:#86BFB0; --on-acc:#10201B;

  /* colori dei disegni */
  --wall:#D6D2C8; --wall-s:#A39E93; --glass:#2C474B; --frame:#D6D2C8;
  --edge:#151719; --roof:#3A3E42; --tree:#5C7C6F; --gr:#6E6C66; --crack:#5C5850;
  --q:#86BFB0; --qo:0;

  --f:"Archivo",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
  --ease:cubic-bezier(.7,0,.2,1);
  --pad:clamp(20px,5vw,56px);
  --hh:68px;
  color-scheme:dark;
}

html.bp{
  --bg:#1C4A92; --surf:#1F509C; --surf2:#2357A6; --ln:rgba(242,245,255,.26);
  --ink:#F2F5FF; --mute:#C3D0EC; --acc:#FFE7A0; --on-acc:#163C78;

  --wall:transparent; --wall-s:transparent; --glass:rgba(242,245,255,.07); --frame:#F2F5FF;
  --edge:#F2F5FF; --roof:transparent; --tree:transparent; --gr:#F2F5FF; --crack:#F2F5FF;
  --q:#FFE7A0; --qo:1;
}

/* ---------- base ---------- */
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%;scroll-padding-top:calc(var(--hh) + 20px)}
body{
  margin:0;min-height:100vh;
  font:400 1.0625rem/1.62 var(--f);font-stretch:100%;
  color:var(--ink);background-color:var(--bg);
  -webkit-font-smoothing:antialiased;
  transition:background-color .5s,color .5s;
}
html.bp body{
  cursor:crosshair;
  background-image:
    linear-gradient(rgba(242,245,255,.06) 1px,transparent 1px),
    linear-gradient(90deg,rgba(242,245,255,.06) 1px,transparent 1px),
    linear-gradient(rgba(242,245,255,.12) 1px,transparent 1px),
    linear-gradient(90deg,rgba(242,245,255,.12) 1px,transparent 1px);
  background-size:24px 24px,24px 24px,120px 120px,120px 120px;
}
html.vt *,html.vt *::before,html.vt *::after{transition:none!important}
::view-transition-old(root),::view-transition-new(root){animation:none;mix-blend-mode:normal}
::view-transition-new(root){z-index:2}

img{max-width:100%;display:block}
a{color:inherit}
p{margin:0 0 1em;max-width:62ch}
h1,h2,h3{margin:0;font-weight:600;font-stretch:125%;line-height:1.02;letter-spacing:-.02em}
h1{font-size:clamp(2.5rem,6.4vw,5.6rem);font-weight:500;letter-spacing:-.035em}
h2{font-size:clamp(1.85rem,3.8vw,3.1rem);font-weight:500;letter-spacing:-.03em}
h3{font-size:1.28rem;font-stretch:112%;letter-spacing:-.01em}
::selection{background:var(--acc);color:var(--on-acc)}
:focus-visible{outline:2px solid var(--acc);outline-offset:3px}

.wrap{width:min(1200px,100% - 2*var(--pad));margin-inline:auto}
.sec{padding-block:clamp(72px,10vw,140px)}
.sec-t{display:flex;flex-wrap:wrap;align-items:end;justify-content:space-between;gap:16px 40px;margin-bottom:clamp(32px,5vw,56px)}
.sec-t p{margin:0;color:var(--mute)}
.lead{font-size:clamp(1.08rem,1.4vw,1.22rem);color:var(--mute);max-width:52ch}
.cap{font-stretch:75%;font-weight:500;font-size:.95rem;color:var(--mute);letter-spacing:.01em}
.sr{position:absolute!important;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}

/* ---------- pulsanti ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:.6em;
  padding:.9em 1.45em;border:1px solid var(--acc);border-radius:2px;
  background:var(--acc);color:var(--on-acc);
  font:600 .98rem/1 var(--f);font-stretch:112%;text-decoration:none;cursor:pointer;
  transition:transform .25s var(--ease),background-color .3s,color .3s,border-color .3s;
}
.btn:hover{transform:translateY(-2px)}
.btn.ghost{background:transparent;color:var(--ink);border-color:var(--ln)}
.btn.ghost:hover{border-color:var(--acc);color:var(--acc)}
.btns{display:flex;flex-wrap:wrap;gap:12px}
.lnk{color:var(--acc);font-weight:600;font-stretch:112%;text-decoration:none;border-bottom:1px solid currentColor;padding-bottom:2px}

/* ---------- intestazione ---------- */
.top{
  position:fixed;inset:0 0 auto;z-index:60;height:var(--hh);
  background:color-mix(in srgb,var(--bg) 92%,transparent);
  border-bottom:1px solid transparent;transition:border-color .3s,background-color .5s;
}
.top.sc{border-color:var(--ln)}
.top .wrap{display:flex;align-items:center;gap:clamp(14px,2.4vw,32px);height:100%}
.logo{display:flex;align-items:center;gap:10px;margin-right:auto;text-decoration:none;color:var(--ink);font-weight:600;font-stretch:125%;font-size:1.08rem;letter-spacing:-.01em}
.logo svg{width:26px;height:26px;fill:none;stroke:var(--acc);stroke-width:2}
.nav{display:flex;gap:clamp(18px,2.2vw,30px)}
.nav a{color:var(--acc);text-decoration:none;font-weight:500;font-stretch:108%;padding-block:6px;background:linear-gradient(currentColor,currentColor) 0 100%/0 1px no-repeat;transition:background-size .35s var(--ease),color .3s}
.nav a:hover,.nav a[aria-current="page"]{background-size:100% 1px}
.nav a[aria-current="page"]{color:var(--ink)}

.bpt{
  display:inline-flex;align-items:center;gap:.6em;padding:.42em .95em .42em .5em;
  border:1px solid var(--ln);border-radius:999px;background:none;color:var(--ink);
  font:500 .9rem/1 var(--f);font-stretch:88%;cursor:pointer;transition:border-color .3s
}
.bpt:hover{border-color:var(--acc)}
.sw{position:relative;width:32px;height:18px;border-radius:9px;background:var(--surf2);border:1px solid var(--ln);flex:none}
.sw::after{content:"";position:absolute;top:2px;left:2px;width:12px;height:12px;border-radius:50%;background:var(--mute);transition:transform .35s var(--ease),background-color .3s}
.bpt[aria-pressed="true"] .sw::after{transform:translateX(14px);background:var(--acc)}

.burger{display:none;width:42px;height:42px;border:1px solid var(--ln);border-radius:2px;background:none;cursor:pointer;position:relative}
.burger span{position:absolute;left:11px;right:11px;height:1.5px;background:var(--ink);transition:transform .3s var(--ease)}
.burger span:first-child{top:16px}.burger span:last-child{top:24px}
.burger[aria-expanded="true"] span:first-child{transform:translateY(4px) rotate(45deg)}
.burger[aria-expanded="true"] span:last-child{transform:translateY(-4px) rotate(-45deg)}

@media (max-width:880px){
  .burger{display:block}
  .nav{
    position:fixed;left:0;right:0;top:var(--hh);flex-direction:column;gap:0;
    padding:8px var(--pad) 28px;background:var(--bg);border-bottom:1px solid var(--ln);
    opacity:0;visibility:hidden;transform:translateY(-10px);
    transition:opacity .3s,transform .3s var(--ease),visibility 0s .3s
  }
  .nav.open{opacity:1;visibility:visible;transform:none;transition:opacity .3s,transform .3s var(--ease)}
  .nav a{font-size:1.5rem;font-stretch:125%;padding:14px 0;border-bottom:1px solid var(--ln);background:none}
}
@media (max-width:520px){
  .bpt-l{display:none}
  .bpt{padding:.5em}
}

/* ---------- disegni (SVG generati da main.js) ---------- */
.dw svg{display:block;width:100%;height:auto;overflow:visible}
.dw path{stroke:var(--edge);stroke-width:1.6;stroke-linejoin:round;transition:fill .5s,stroke .5s}
.dw .m{fill:var(--wall)}
.dw .s{fill:var(--wall-s)}
.dw .r{fill:var(--roof)}
.dw .v{fill:var(--glass)}
.dw .a{fill:var(--tree)}
.dw .d{fill:none;stroke:var(--frame);stroke-width:1.3}
.dw .k{fill:none;stroke:var(--crack);stroke-width:1.3}
.dw .t{fill:none;stroke:var(--gr)}
.dw .q{fill:none;stroke:var(--q);stroke-width:1.1;opacity:var(--qo);transition:opacity .5s}
.dw text{fill:var(--q);font:600 15px var(--f);font-stretch:75%;text-anchor:middle;opacity:var(--qo);transition:opacity .5s}
.dw text.sg{fill:var(--edge);opacity:1;font-size:10px;font-stretch:100%;letter-spacing:.12em}
.dw .old.m{fill:#B9AF9F}
.dw .old.s{fill:#8C8274}
.dw .old.v{fill:#3A3631}
html.bp .dw .old{fill:transparent}
html.bp .dw .old.v{fill:rgba(242,245,255,.07)}

/* il disegno si traccia quando entra nello schermo */
.js .rvd path{stroke-dasharray:1;stroke-dashoffset:1;fill-opacity:0}
.rvd.in path{animation:trace 1.35s var(--ease) var(--d,0s) forwards,fillin .8s ease calc(var(--d,0s) + .85s) forwards}
@keyframes trace{to{stroke-dashoffset:0}}
@keyframes fillin{to{fill-opacity:1}}

/* testi che si "tracciano" allo scorrimento */
.js .rv{clip-path:inset(0 100% -.15em 0)}
.rv.in{clip-path:inset(0 0 -.15em 0);transition:clip-path 1.1s var(--ease) var(--rd,0s)}

/* ---------- hero ---------- */
.hero{padding-top:calc(var(--hh) + clamp(40px,6vw,88px));padding-bottom:clamp(40px,6vw,80px)}
.hero-g{
  display:grid;grid-template-columns:minmax(0,5fr) minmax(0,7fr);grid-template-areas:"t d" "l d";
  gap:clamp(24px,3vw,40px) clamp(28px,4vw,64px);align-items:end;min-height:calc(100svh - var(--hh) - 140px)
}
.hero h1{grid-area:t;font-size:clamp(2.5rem,5vw,4.6rem);max-width:12ch;align-self:end}
.hero-l{grid-area:l;align-self:start}
.hero-l .lead{margin-bottom:28px}
.hero-fig{grid-area:d;margin:0;align-self:end}
.hero-media{position:relative;display:block;aspect-ratio:1176/779;overflow:hidden;background:var(--surf);cursor:pointer;outline-offset:4px}
.hero-img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;opacity:0;transition:opacity .6s,filter .5s}
.hero-dw{position:absolute;inset:0;transition:opacity .6s}
.hero-dw svg{width:100%;height:100%}
.hero-media:not(.done) .hero-img{animation:photoIn 1.3s ease 2.1s forwards}
.hero-media:not(.done) .hero-dw{animation:dwOut 1.3s ease 2.3s forwards}
@keyframes photoIn{to{opacity:1}}
@keyframes dwOut{to{opacity:0}}
.hero-media.done .hero-img{opacity:1}
.hero-media.done .hero-dw{opacity:0}
.hero-media.done.show-dw .hero-dw{opacity:1}
.hero-media.done.show-dw .hero-img{opacity:.14;filter:grayscale(1)}
@media (hover:hover){
  .hero-media.done:hover .hero-dw{opacity:1}
  .hero-media.done:hover .hero-img{opacity:.14;filter:grayscale(1)}
}
.hero-dw{background:transparent}
html.bp .hero-media .hero-img{animation:none;opacity:.2;filter:grayscale(1)}
html.bp .hero-media .hero-dw{animation:none;opacity:1}
.hero-fig figcaption{margin-top:14px;padding-top:12px;border-top:1px solid var(--ln);display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap}
.hero-fig figcaption span+span{color:var(--acc)}
.only-bp,html.bp .no-bp{display:none}
html.bp .only-bp{display:inline}
@media (max-width:820px){
  .hero-g{grid-template-columns:1fr;grid-template-areas:"t" "d" "l";min-height:0}
}

/* ---------- intestazione delle pagine interne ---------- */
.head{
  position:relative;overflow:hidden;
  padding:calc(var(--hh) + clamp(56px,9vw,120px)) 0 clamp(48px,7vw,88px);
  border-bottom:1px solid var(--ln);
}
.head-foto,.head.foto::after{position:absolute;inset:0;pointer-events:none}
.head.foto::after{content:""}
.head-foto{background-position:center;background-size:cover;background-repeat:no-repeat;opacity:.45;filter:grayscale(.3)}
.head.foto::after{background:linear-gradient(90deg,var(--bg) 22%,color-mix(in srgb,var(--bg) 55%,transparent) 62%,color-mix(in srgb,var(--bg) 25%,transparent));transition:background .5s}
html.bp .head-foto{filter:grayscale(1) contrast(1.1);mix-blend-mode:luminosity;opacity:.4}
@media (max-width:700px){.head.foto::after{background:color-mix(in srgb,var(--bg) 68%,transparent)}}
.head .wrap{position:relative;z-index:1}
.head h1{max-width:14ch;margin-bottom:22px}
.head-dw{position:absolute;right:-4%;bottom:-2px;width:min(820px,70%);opacity:.14;pointer-events:none}
html.bp .head-dw{opacity:.3}

/* ---------- elenco "cosa progettiamo" ---------- */
.idx{list-style:none;margin:0;padding:0;border-top:1px solid var(--ln)}
.idx a{
  display:grid;grid-template-columns:minmax(0,5fr) minmax(0,6fr) auto;gap:12px 32px;align-items:baseline;
  padding:clamp(20px,3vw,32px) 0;border-bottom:1px solid var(--ln);text-decoration:none;
  transition:color .3s,padding .4s var(--ease)
}
.idx h3{font-size:clamp(1.4rem,2.6vw,2.1rem);font-weight:500}
.idx p{margin:0;color:var(--mute)}
.idx .cap{color:var(--acc)}
.idx a:hover{color:var(--acc);padding-left:14px}
@media (max-width:720px){.idx a{grid-template-columns:1fr}}

/* ---------- prima / dopo ---------- */
.cmp-g{display:grid;grid-template-columns:minmax(0,4fr) minmax(0,8fr);gap:clamp(28px,5vw,64px);align-items:center}
@media (max-width:820px){.cmp-g{grid-template-columns:1fr}}
.cmp{
  --pos:50%;position:relative;aspect-ratio:600/340;overflow:hidden;
  background:var(--surf);border:1px solid var(--ln);touch-action:pan-y;cursor:ew-resize;user-select:none;-webkit-user-select:none
}
.cmp-l{position:absolute;inset:4% 3% 0}
.cmp-l svg{width:100%;height:100%}
.cmp-b{position:absolute;inset:0;background:var(--surf);clip-path:inset(0 calc(100% - var(--pos)) 0 0);transition:background-color .5s}
.cmp-h{position:absolute;top:0;bottom:0;left:var(--pos);width:2px;margin-left:-1px;background:var(--acc);pointer-events:none}
.cmp-h::after{
  content:"";position:absolute;top:50%;left:50%;width:44px;height:44px;margin:-22px 0 0 -22px;border-radius:50%;
  background:var(--bg);border:2px solid var(--acc);
  box-shadow:inset 9px 0 0 -7px var(--acc),inset -9px 0 0 -7px var(--acc)
}
.cmp.cmp{aspect-ratio:3/2}
.cmp-full{inset:0}
.cmp-full svg{position:absolute;inset:0;width:100%;height:100%}
.cmp-ghost,.cmp-b img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
.cmp-ghost{opacity:.14;filter:grayscale(1)}
html.bp .cmp-b img{mix-blend-mode:luminosity;opacity:.9}
.dw .big path{stroke-width:3}
.dw .big .d{stroke-width:2.6}
.dw .big .sm{stroke-width:1.3}
.dw .big .q{stroke-width:2}
.dw .big text{font-size:30px}
.cmp-t{position:absolute;top:14px;padding:.3em .7em;background:var(--bg);font-stretch:75%;font-weight:600;font-size:.9rem;pointer-events:none}
.cmp-t1{left:14px}.cmp-t2{right:14px}
.cmp input:focus-visible ~ .cmp-h::after{outline:2px solid var(--acc);outline-offset:4px}

/* ---------- schede progetto con cartiglio ---------- */
.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(min(100%,330px),1fr));gap:clamp(18px,2.5vw,32px)}
.card[hidden]{display:none}
.card{display:flex}
.card-hit{display:flex!important;flex-direction:column;height:100%}
.grid-p{grid-template-columns:1fr}
@media (min-width:620px){
  .grid-p{grid-template-columns:repeat(2,minmax(0,1fr))}
  .grid-p:not(.flt-on) .card:nth-child(1){grid-column:span 2}
  .grid-p:not(.flt-on) .card:nth-child(1) .card-media{aspect-ratio:auto;min-height:clamp(260px,38vw,380px)}
}
@media (min-width:1000px){
  .grid-p{grid-template-columns:repeat(3,minmax(0,1fr))}
  .grid-p:not(.flt-on) .card:nth-child(4){grid-column:span 2}
  .grid-p:not(.flt-on) .card:is(:nth-child(1),:nth-child(4)) .card-media{aspect-ratio:auto;min-height:240px}
}
.card-hit{
  display:block;width:100%;padding:0;margin:0;text-align:left;cursor:pointer;
  background:var(--surf);border:1px solid var(--ln);color:var(--ink);font:inherit;text-decoration:none;
  transition:border-color .35s,background-color .5s
}
.card-hit:hover{border-color:var(--acc)}
.card-media{display:block;position:relative;aspect-ratio:600/380;overflow:hidden;background:var(--surf2);flex:1 0 auto}
.card-img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;transition:opacity .5s,transform .8s var(--ease),filter .5s}
.card-dw{position:absolute;inset:0;background:color-mix(in srgb,var(--surf) 86%,transparent);opacity:0;transition:opacity .5s,background-color .5s}
.card-dw svg{position:absolute;inset:0;width:100%;height:100%}
.card-hit:hover .card-img{transform:scale(1.04)}
.card-hit:hover .card-dw svg{transform:scale(1.04);transition:transform .8s var(--ease)}
html.bp .card-img{opacity:.2;filter:grayscale(1)}
html.bp .card-dw{opacity:1;background:transparent}
@media (hover:hover){.card-hit:hover .card-dw{opacity:1}}
@media (hover:none){
  .card-dw.in{animation:peek 3s ease forwards}
  html.bp .card-dw.in{animation:none}
}
@keyframes peek{0%,60%{opacity:1}100%{opacity:0}}
.card-cart{display:grid;grid-template-columns:1fr 1fr;border-top:1px solid var(--ln)}
.card-cart span{padding:.6em .9em;border-bottom:1px solid var(--ln);font-stretch:75%;font-weight:500;font-size:.93rem;color:var(--mute)}
.card-cart span:nth-child(odd){border-right:1px solid var(--ln)}
.card-cart span:nth-last-child(-n+2){border-bottom:0}
.card-cart .cc-n{font-size:1.12rem;font-stretch:118%;font-weight:600;color:var(--ink);letter-spacing:-.01em}
.card-cart .cc-s{color:var(--acc)}
.card-hit:hover .cc-n{color:var(--acc)}

.flt{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:clamp(28px,4vw,44px)}
.flt button{
  padding:.55em 1.05em;border:1px solid var(--ln);border-radius:999px;background:none;color:var(--ink);
  font:500 .95rem/1 var(--f);font-stretch:100%;cursor:pointer;transition:border-color .3s,background-color .3s,color .3s
}
.flt button:hover{border-color:var(--acc)}
.flt button[aria-pressed="true"]{background:var(--acc);border-color:var(--acc);color:var(--on-acc)}

/* ---------- finestra dettaglio progetto ---------- */
.md{width:min(1040px,100% - 24px);max-height:calc(100% - 24px);padding:0;border:1px solid var(--ln);background:var(--bg);color:var(--ink)}
.md::backdrop{background:rgba(8,10,12,.72)}
html.bp .md::backdrop{background:rgba(10,30,70,.7)}
.md[open]{animation:mdin .45s var(--ease)}
@keyframes mdin{from{opacity:0;transform:translateY(16px)}}
.md-in{display:grid;grid-template-columns:minmax(0,7fr) minmax(0,5fr);position:relative}
.md-media{background:var(--surf);display:flex;flex-direction:column;transition:background-color .5s}
.md-stage{position:relative;aspect-ratio:3/2;overflow:hidden;background:var(--surf2)}
.md-stage img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;animation:fade .45s ease}
.md-stage.is-dw{background:var(--surf)}
.md-stage .dw{position:absolute;inset:0}
.md-stage img.ghost{opacity:.16;filter:grayscale(1);animation:none}
.md-stage svg{width:100%;height:100%}
.md-cap{position:absolute;left:12px;bottom:12px;padding:.3em .7em;background:var(--bg);font-stretch:75%;font-weight:600;font-size:.9rem}
@keyframes fade{from{opacity:0}}
.md-thumbs{display:flex;gap:8px;padding:10px}
.md-thumbs button{flex:0 0 auto;width:84px;aspect-ratio:3/2;padding:0;border:2px solid transparent;background:var(--bg);color:var(--ink);cursor:pointer;overflow:hidden;font:600 .85rem/1 var(--f);font-stretch:88%;transition:border-color .3s}
.md-thumbs img{width:100%;height:100%;object-fit:cover}
.md-thumbs button[aria-pressed="true"]{border-color:var(--acc)}
.md-thumbs .t-dw{background:var(--surf2)}
.md-txt{padding:clamp(24px,4vw,44px)}
.md-txt h2{margin:.25em 0 .6em}
.md-x{position:absolute;top:10px;right:10px;width:42px;height:42px;border:1px solid var(--ln);background:var(--bg);color:var(--ink);font-size:1.5rem;line-height:1;cursor:pointer;z-index:2}
.cart{display:grid;grid-template-columns:auto 1fr;margin:24px 0 28px;border:1px solid var(--ln)}
.cart dt,.cart dd{margin:0;padding:.55em .85em;border-bottom:1px solid var(--ln);font-stretch:75%;font-weight:500}
.cart dt{color:var(--mute);border-right:1px solid var(--ln)}
.cart dt:last-of-type,.cart dd:last-of-type{border-bottom:0}
@media (max-width:760px){.md-in{grid-template-columns:1fr}.md-x{background:var(--bg)}}

/* ---------- fascia invito ---------- */
.cta{border-block:1px solid var(--ln);background:var(--surf);transition:background-color .5s}
.cta .wrap{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:28px;padding-block:clamp(48px,7vw,88px)}
.cta h2{max-width:16ch}
.cta p{color:var(--mute);margin:14px 0 0}

/* ---------- studio ---------- */
.two{display:grid;grid-template-columns:minmax(0,5fr) minmax(0,7fr);gap:clamp(28px,6vw,96px)}
@media (max-width:820px){.two{grid-template-columns:1fr}}
.prin{list-style:none;margin:0;padding:0;display:grid;gap:0}
.prin li{padding:22px 0;border-top:1px solid var(--ln)}
.prin h3{margin-bottom:8px}
.prin p{margin:0;color:var(--mute)}
.team{display:grid;grid-template-columns:repeat(auto-fit,minmax(min(100%,300px),1fr));gap:clamp(18px,3vw,32px)}
.pers{display:grid;grid-template-columns:auto 1fr;gap:20px;align-items:start;padding:24px;border:1px solid var(--ln);background:var(--surf);transition:background-color .5s}
.mono{
  width:84px;aspect-ratio:1;display:grid;place-items:center;border:1.5px solid var(--acc);
  font-size:1.6rem;font-weight:500;font-stretch:125%;color:var(--acc);
  background:linear-gradient(135deg,transparent calc(50% - .75px),var(--ln) 50%,transparent calc(50% + .75px))
}
.pers h3{margin-bottom:6px}
.pers p{margin:0;color:var(--mute)}

/* linea del tempo del metodo (è davvero una sequenza) */
.tl{--p:0;position:relative;list-style:none;margin:0;padding:0 0 0 clamp(52px,8vw,110px)}
.tl::before,.tl::after{content:"";position:absolute;left:clamp(16px,3vw,40px);top:8px;bottom:8px;width:2px;background:var(--ln)}
.tl::after{background:var(--acc);transform-origin:top;transform:scaleY(var(--p))}
.tl li{position:relative;padding:0 0 clamp(36px,5vw,56px);opacity:.4;transition:opacity .5s}
.tl li.on{opacity:1}
.tl li::before{
  content:"";position:absolute;left:calc(-1*clamp(52px,8vw,110px) + clamp(16px,3vw,40px) - 6px);top:10px;width:14px;height:14px;
  background:var(--bg);border:2px solid var(--ln);transform:rotate(45deg);transition:border-color .4s,background-color .4s
}
.tl li.on::before{border-color:var(--acc);background:var(--acc)}
.tl-n{display:block;font-stretch:75%;font-weight:600;color:var(--acc);margin-bottom:4px}
.tl h3{font-size:clamp(1.35rem,2.4vw,1.9rem);font-weight:500;margin-bottom:10px}
.tl p{margin:0;color:var(--mute)}

/* ---------- servizi ---------- */
.srv{display:grid;grid-template-columns:repeat(auto-fit,minmax(min(100%,340px),1fr));gap:0 clamp(28px,5vw,72px)}
.srv article{padding:28px 0 32px;border-top:1px solid var(--ln)}
.srv h3{font-size:clamp(1.4rem,2.2vw,1.8rem);font-weight:500;margin-bottom:12px}
.srv p{color:var(--mute)}
.srv .cap{margin:0;color:var(--ink)}
.srv .cap b{font-weight:600;color:var(--acc)}

/* calcolatore */
.calc{display:grid;grid-template-columns:minmax(0,7fr) minmax(0,5fr);border:1px solid var(--ln);background:var(--surf);transition:background-color .5s}
@media (max-width:860px){.calc{grid-template-columns:1fr}}
.calc-f{padding:clamp(22px,4vw,44px);display:grid;gap:30px;border:0;margin:0}
.calc fieldset{border:0;margin:0;padding:0;min-width:0}
.calc legend,.calc label.lb{display:block;font-weight:600;font-stretch:112%;margin-bottom:12px;padding:0}
.seg{display:flex;flex-wrap:wrap;gap:8px}
.seg label{position:relative}
.seg input{position:absolute;opacity:0;inset:0;margin:0;cursor:pointer}
.seg span{display:block;padding:.62em 1em;border:1px solid var(--ln);border-radius:2px;font-size:.97rem;transition:border-color .3s,background-color .3s,color .3s}
.seg input:hover + span{border-color:var(--acc)}
.seg input:checked + span{background:var(--acc);border-color:var(--acc);color:var(--on-acc);font-weight:600}
.seg input:focus-visible + span{outline:2px solid var(--acc);outline-offset:2px}
.rng{display:flex;align-items:center;gap:18px}
.rng output{min-width:88px;text-align:right;font-weight:600;font-stretch:118%;font-size:1.2rem}
input[type=range]{flex:1;accent-color:var(--acc);height:28px}
.calc-r{padding:clamp(22px,4vw,44px);border-left:1px solid var(--ln);display:flex;flex-direction:column;gap:22px;background:var(--bg);transition:background-color .5s}
@media (max-width:860px){.calc-r{border-left:0;border-top:1px solid var(--ln)}}
.calc-r dl{margin:0;display:grid;gap:18px}
.calc-r dt{color:var(--mute);font-stretch:75%;font-weight:500}
.calc-r dd{margin:2px 0 0;font-size:clamp(1.35rem,2.4vw,1.8rem);font-weight:500;font-stretch:118%;letter-spacing:-.02em;font-variant-numeric:tabular-nums}
.calc-r small{color:var(--mute);font-size:.88rem;line-height:1.5}

/* ---------- contatti ---------- */
.ct{display:grid;grid-template-columns:minmax(0,5fr) minmax(0,7fr);gap:clamp(28px,6vw,88px)}
@media (max-width:860px){.ct{grid-template-columns:1fr}}
.ct-i{display:grid;gap:26px;align-content:start}
.ct-i div{border-top:1px solid var(--ln);padding-top:14px}
.ct-i .cap{display:block;margin-bottom:4px}
.ct-i a{text-decoration:none}
.ct-tel{font-size:clamp(1.6rem,3vw,2.3rem);font-weight:500;font-stretch:118%;letter-spacing:-.02em;color:var(--acc)}
.ct-i p{margin:0}
.frm{display:grid;grid-template-columns:1fr 1fr;gap:18px}
.frm .full{grid-column:1/-1}
@media (max-width:560px){.frm{grid-template-columns:1fr}}
.frm label{display:grid;gap:7px;font-weight:600;font-stretch:108%;font-size:.95rem}
.frm input,.frm select,.frm textarea{
  width:100%;padding:.8em .9em;border:1px solid var(--ln);border-radius:2px;background:var(--surf);color:var(--ink);
  font:400 1rem/1.4 var(--f);transition:border-color .3s,background-color .5s
}
.frm textarea{min-height:150px;resize:vertical}
.frm input:focus,.frm select:focus,.frm textarea:focus{outline:none;border-color:var(--acc)}
.frm .ok{grid-column:1/-1;margin:0;color:var(--acc)}
.map{margin-top:clamp(48px,7vw,88px);border:1px solid var(--ln);aspect-ratio:21/8;min-height:300px}
.map{position:relative;background:var(--surf)}
.map-gate{position:absolute;inset:0;display:grid;place-content:center;justify-items:center;gap:14px;padding:24px;text-align:center}
.map-gate p{margin:0;color:var(--mute);max-width:46ch}
.map-gate label{display:flex;gap:8px;align-items:center;font-size:.92rem;color:var(--mute)}
.map-gate input{accent-color:var(--acc)}
.map iframe{width:100%;height:100%;border:0;display:block;filter:grayscale(1) invert(.9) contrast(.9)}
html.bp .map{position:relative;background:var(--surf)}
.map-gate{position:absolute;inset:0;display:grid;place-content:center;justify-items:center;gap:14px;padding:24px;text-align:center}
.map-gate p{margin:0;color:var(--mute);max-width:46ch}
.map-gate label{display:flex;gap:8px;align-items:center;font-size:.92rem;color:var(--mute)}
.map-gate input{accent-color:var(--acc)}
.map iframe{filter:grayscale(1) invert(1) sepia(1) hue-rotate(185deg) saturate(2.6) brightness(.9)}

/* ---------- piè di pagina ---------- */
.foot{border-top:1px solid var(--ln);padding-top:clamp(48px,6vw,72px)}
.foot-g{display:grid;grid-template-columns:2fr 1fr 1.4fr;gap:32px}
@media (max-width:760px){.foot-g{grid-template-columns:1fr}}
.foot-g .logo{margin-bottom:14px}
.foot-g p{color:var(--mute);margin:0}
.foot-g nav,.foot-g .fc{display:grid;gap:8px;align-content:start}
.foot-g nav a,.foot-g .fc a{text-decoration:none;color:var(--mute);transition:color .3s}
.foot-g nav a:hover,.foot-g .fc a:hover{color:var(--acc)}
.foot-b{display:flex;flex-wrap:wrap;justify-content:space-between;gap:12px;margin-top:48px;padding-block:22px;border-top:1px solid var(--ln);font-stretch:88%;font-size:.9rem;color:var(--mute)}
.foot-b a{text-decoration:none;color:var(--acc)}

/* ---------- mirino della modalità progetto ---------- */
.xh{display:none;position:fixed;inset:0;z-index:80;pointer-events:none}
.xh i{position:absolute;background:rgba(255,231,160,.45)}
.xh-x{left:0;right:0;top:0;height:1px}
.xh-y{top:0;bottom:0;left:0;width:1px}
.xh-l{position:absolute;top:0;left:0;font:600 .8rem/1 var(--f);font-stretch:75%;color:var(--acc);white-space:pre}
@media (pointer:fine){html.bp .xh{display:block}}

/* ---------- movimento ridotto ---------- */
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  .js .rv{clip-path:none}
  .js .rvd path{stroke-dasharray:none;stroke-dashoffset:0;fill-opacity:1;animation:none}
  *,*::before,*::after{transition-duration:.01ms!important;animation-duration:.01ms!important}
}
@media (min-width:761px){.md-stage{flex:1;aspect-ratio:auto;min-height:340px}}

/* ---------- note legali ---------- */
.legal > *{max-width:760px}
.legal h2{font-size:clamp(1.5rem,2.6vw,2rem);margin:56px 0 18px;padding-top:24px;border-top:1px solid var(--ln)}
.legal h2:first-child{margin-top:0}
.legal h3{font-size:1.1rem;margin:28px 0 8px}
.legal p,.legal li{color:var(--mute)}
.legal ul{padding-left:1.2em}
.legal li{margin-bottom:.4em}
.legal b{color:var(--ink);font-weight:600}
.legal .ph{color:var(--acc)}
.legal table{width:100%;border-collapse:collapse;margin:14px 0 8px;font-size:.95rem}
.legal th,.legal td{text-align:left;padding:.6em .7em;border:1px solid var(--ln);vertical-align:top}
.legal th{color:var(--ink);font-weight:600;font-stretch:108%}
.legal td{color:var(--mute)}
.legal .tw{overflow-x:auto}
.foot-l{display:flex;flex-wrap:wrap;gap:6px 20px}

/* ---------- pagina non trovata ---------- */
.nf{min-height:100svh;display:grid;align-content:center;padding:calc(var(--hh) + 40px) 0 60px}
.nf .dw{max-width:560px;margin-bottom:28px}
.nf h1{margin-bottom:18px}

/* contorni dei ricalchi visibili anche mentre si tracciano sul fondo scuro */
.dw .big :is(.m,.s,.v,.a,.r){stroke:#8F8B84}
html.bp .dw .big :is(.m,.s,.v,.a,.r){stroke:var(--edge)}