/* Studio Green Capital — stile comune a tutte le pagine */
:root{
  /* verdi del logo ufficiale */
  --g950:#022019; --g900:#03352A; --g800:#0B4130; --g700:#154C34; --g500:#2E7A3F; --g300:#8FBF7A; --g100:#E3EDDA;
  --cream:#F4F1EA; --paper:#FBF9F4; --white:#FFFFFF;
  --ink:#10201A; --ink2:#334036; --muted:#69766B;
  /* accento: il verde lime dell'arco del logo; --olive è il verde dei testi della carta intestata */
  --brass:#5C8A22; --brass2:#B2CF49; --brass-soft:#EDF3DC; --olive:#4F6228;
  --line:rgba(18,28,23,.12); --line-d:rgba(255,255,255,.14);
  --serif:'Open Sans',system-ui,-apple-system,'Segoe UI',sans-serif;   /* titoli: stesso carattere, peso leggero */
  --sans:'Open Sans',system-ui,-apple-system,'Segoe UI',sans-serif;
  --wrap:1180px; --gut:clamp(16px,4vw,40px);
  --r:14px; --r-lg:24px;
  --ease:cubic-bezier(.2,.7,.2,1);
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%;overflow-x:clip}
body{margin:0;font-family:var(--sans);font-size:17px;line-height:1.65;color:var(--ink);background:var(--cream);-webkit-font-smoothing:antialiased;overflow-x:hidden}
img{max-width:100%;display:block}
a{color:inherit}
h1,h2,h3,h4{font-family:var(--serif);font-weight:300;line-height:1.12;margin:0;letter-spacing:-.02em}
h1{font-size:clamp(2.6rem,6vw,5rem)}
h2{font-size:clamp(2rem,4vw,3.25rem)}
h3{font-size:clamp(1.3rem,2.1vw,1.65rem);line-height:1.25;font-weight:400;letter-spacing:-.01em}
h4{font-weight:700;font-size:1.02rem;letter-spacing:0}
p{margin:0 0 1em}
em{font-style:italic}
h1 em,h2 em,h3 em,.quote em{color:var(--brass2);font-style:normal;font-weight:600}
.on-light h1 em,.on-light h2 em,.on-light h3 em,.light em{color:var(--brass)}
.light .quote em{color:var(--brass)}
.wrap{width:min(var(--wrap),100% - 2*var(--gut));margin-inline:auto}
.eyebrow{font-family:var(--sans);font-size:.78rem;font-weight:700;letter-spacing:.16em;text-transform:uppercase;color:var(--brass);margin:0 0 18px;display:flex;align-items:center;gap:12px}
.eyebrow::before{content:"";width:28px;height:1px;background:currentColor;opacity:.8}
.eyebrow.center{justify-content:center}
.eyebrow.center::after{content:"";width:28px;height:1px;background:currentColor;opacity:.8}
.lede{font-size:clamp(1.1rem,1.5vw,1.3rem);line-height:1.55;color:var(--ink2);max-width:62ch}
.dark .lede,.dark p{color:rgba(255,255,255,.78)}
.muted{color:var(--muted)}
.small{font-size:.92rem}
.center{text-align:center}
.center .lede{margin-inline:auto}
.sr{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0)}

/* ---------- bottoni ---------- */
.btn{display:inline-flex;align-items:center;gap:10px;padding:15px 26px;border-radius:999px;font-weight:700;font-size:.98rem;text-decoration:none;border:1px solid transparent;cursor:pointer;transition:transform .35s var(--ease),background .3s,color .3s,border-color .3s,box-shadow .3s;font-family:var(--sans);line-height:1}
.btn svg{width:18px;height:18px;transition:transform .35s var(--ease)}
.btn:hover svg{transform:translateX(4px)}
.btn-brass{background:var(--brass);color:var(--g950)}
.btn-brass:hover{background:var(--brass2);transform:translateY(-2px);box-shadow:0 14px 30px -14px rgba(176,138,69,.7)}
.btn-ghost{background:transparent;color:#fff;border-color:rgba(255,255,255,.35)}
.btn-ghost:hover{border-color:#fff;background:rgba(255,255,255,.06)}
.btn-dark{background:var(--g900);color:#fff}
.btn-dark:hover{background:var(--g800);transform:translateY(-2px);box-shadow:0 14px 30px -14px rgba(15,42,31,.6)}
.btn-line{background:transparent;color:var(--g900);border-color:rgba(18,28,23,.25)}
.btn-line:hover{border-color:var(--g900);background:rgba(15,42,31,.04)}
.link{display:inline-flex;align-items:center;gap:8px;font-weight:700;text-decoration:none;color:var(--g900);border-bottom:1px solid transparent;transition:gap .3s var(--ease),border-color .3s}
.link svg{width:18px;height:18px}
.link:hover{gap:12px;border-color:currentColor}
.dark .link{color:var(--brass2)}

/* ---------- header ---------- */
.top{position:fixed;inset:0 0 auto 0;z-index:50;transition:background .35s,box-shadow .35s,transform .4s var(--ease);color:#fff}
.top .wrap{display:flex;align-items:center;justify-content:space-between;height:84px;gap:24px}
.top.solid,.on-light .top{background:rgba(244,241,234,.86);backdrop-filter:saturate(1.3) blur(14px);-webkit-backdrop-filter:saturate(1.3) blur(14px);color:var(--ink);box-shadow:0 1px 0 var(--line)}
.top.hide{transform:translateY(-100%)}
.brand{display:flex;align-items:center;gap:13px;text-decoration:none;font-family:var(--serif);font-size:1.12rem;letter-spacing:.01em;white-space:nowrap}
.brand .mark{width:46px;height:auto;flex:none}
.brand b{font-weight:600;display:block;line-height:1.1}
.brand small{display:block;font-family:var(--sans);font-size:.62rem;letter-spacing:.22em;text-transform:uppercase;opacity:.75;font-weight:600;margin-top:4px;color:var(--brass2)}
.on-light .brand small,.solid .brand small{color:var(--brass)}
/* il marchio chiaro sui fondi scuri, quello a colori sui fondi chiari */
.brand .mark.light{display:block}.brand .mark.dark{display:none}
.on-light .brand .mark.light,.solid .brand .mark.light{display:none}
.on-light .brand .mark.dark,.solid .brand .mark.dark{display:block}
.nav{display:flex;align-items:center;gap:6px}
.nav>div{position:relative}
.nav a{display:inline-flex;align-items:center;gap:6px;padding:10px 14px;border-radius:999px;font-size:.95rem;font-weight:600;text-decoration:none;opacity:.86;transition:opacity .2s,background .2s}
.nav a:hover,.nav a[aria-current]{opacity:1;background:rgba(255,255,255,.1)}
.on-light .nav a:hover,.on-light .nav a[aria-current],.solid .nav a:hover,.solid .nav a[aria-current]{background:rgba(15,42,31,.07)}
.nav a svg{width:14px;height:14px;opacity:.7}
.nav .dd{position:absolute;top:calc(100% + 8px);left:0;min-width:280px;background:var(--paper);color:var(--ink);border-radius:var(--r);padding:8px;box-shadow:0 30px 60px -20px rgba(10,27,20,.35),0 0 0 1px var(--line);opacity:0;visibility:hidden;transform:translateY(8px);transition:all .25s var(--ease)}
.nav>div:hover .dd,.nav>div:focus-within .dd{opacity:1;visibility:visible;transform:none}
.nav .dd a{display:flex;flex-direction:column;align-items:flex-start;gap:2px;padding:11px 14px;border-radius:10px;opacity:1;font-size:.94rem}
.nav .dd a span{font-weight:500;font-size:.82rem;color:var(--muted)}
.nav .dd a:hover{background:var(--cream)}
.top-cta{display:flex;align-items:center;gap:10px}
.top .btn{padding:12px 20px;font-size:.9rem}
.burger{display:none;width:44px;height:44px;border-radius:50%;border:1px solid currentColor;background:transparent;color:inherit;cursor:pointer;align-items:center;justify-content:center;opacity:.9}
.burger svg{width:22px;height:22px}
.menu{position:fixed;inset:0;z-index:60;background:var(--g950);color:#fff;padding:24px var(--gut);display:flex;flex-direction:column;transform:translateX(100%);transition:transform .45s var(--ease),visibility .45s;overflow:auto;visibility:hidden}
.menu.open{transform:none;visibility:visible}
.menu .mhead{display:flex;justify-content:space-between;align-items:center;height:60px}
.menu .close{width:44px;height:44px;border-radius:50%;border:1px solid rgba(255,255,255,.35);background:transparent;color:#fff;cursor:pointer;display:grid;place-items:center}
.menu .close svg{width:22px;height:22px}
.menu nav{margin:28px 0 auto;display:flex;flex-direction:column;gap:4px}
.menu nav a{font-family:var(--serif);font-weight:300;font-size:1.9rem;text-decoration:none;padding:10px 0;border-bottom:1px solid var(--line-d);display:flex;justify-content:space-between;align-items:center}
.menu nav a svg{width:24px;height:24px;opacity:.55;flex:none}
.menu nav .sub a{font-family:var(--sans);font-size:1.05rem;padding:9px 0 9px 18px;border:0;opacity:.8}
.menu .mfoot{padding-top:28px;font-size:.92rem;opacity:.7}

/* ---------- hero home ---------- */
.hero{position:relative;min-height:100svh;display:flex;align-items:flex-end;color:#fff;background:var(--g950);overflow:hidden;isolation:isolate}
.hero .bg{position:absolute;inset:0;z-index:-2;overflow:hidden}
.hero .bg img{width:100%;height:100%;object-fit:cover;opacity:.5;transform:scale(1.08);animation:heroZoom 18s var(--ease) forwards}
@keyframes heroZoom{to{transform:scale(1)}}
.hero .veil{position:absolute;inset:0;z-index:-1;background:linear-gradient(180deg,rgba(10,27,20,.45) 0%,rgba(10,27,20,.35) 30%,rgba(10,27,20,.88) 70%,var(--g950) 100%),linear-gradient(90deg,rgba(10,27,20,.55) 0%,rgba(10,27,20,0) 60%)}
.hero .wrap{padding:150px 0 70px;display:grid;grid-template-columns:1.25fr .75fr;gap:40px;align-items:end;width:min(var(--wrap),100% - 2*var(--gut))}
.hero h1{max-width:12ch;text-wrap:balance}
.hero .lede{margin:28px 0 36px;max-width:56ch;color:rgba(255,255,255,.85)}
.hero .actions{display:flex;gap:14px;flex-wrap:wrap}
.hero aside{border-left:1px solid var(--line-d);padding-left:28px;font-size:.95rem;color:rgba(255,255,255,.75);max-width:34ch;justify-self:end}
.hero aside strong{display:block;color:#fff;font-family:var(--serif);font-size:1.3rem;font-weight:400;margin-bottom:8px}
.scroll-hint{position:absolute;left:50%;bottom:22px;transform:translateX(-50%);width:1px;height:48px;background:linear-gradient(to bottom,transparent,rgba(255,255,255,.7));overflow:hidden}
.scroll-hint::after{content:"";position:absolute;inset:0;background:var(--g950);animation:hint 2.2s var(--ease) infinite}
@keyframes hint{0%{transform:translateY(-100%)}60%,100%{transform:translateY(100%)}}

/* ---------- sezioni ---------- */
section{position:relative}
.sec{padding:clamp(72px,9vw,128px) 0}
.sec-sm{padding:clamp(56px,6vw,88px) 0}
.dark{background:var(--g900);color:#fff}
.darker{background:var(--g950);color:#fff}
.paper{background:var(--paper)}
.head{max-width:760px;margin-bottom:clamp(40px,5vw,64px)}
.head.center{margin-inline:auto;text-align:center}
.head p{margin-top:20px}
.split{display:grid;grid-template-columns:1fr 1fr;gap:clamp(32px,6vw,96px);align-items:start}
.split.wide-r{grid-template-columns:.8fr 1.2fr}
.split .sticky{position:sticky;top:110px}
.grid3{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.grid2{display:grid;grid-template-columns:1fr 1fr;gap:22px}
.grid4{display:grid;grid-template-columns:repeat(4,1fr);gap:22px}

/* manifesto */
.quote{font-family:var(--serif);font-weight:300;font-size:clamp(1.6rem,3.2vw,2.7rem);line-height:1.28;letter-spacing:-.02em;max-width:26ch;text-wrap:balance}
.manifesto .wrap{display:grid;grid-template-columns:auto 1fr;gap:clamp(24px,5vw,72px);align-items:center}
.manifesto .num{font-family:var(--serif);font-size:clamp(4rem,9vw,8rem);line-height:.9;color:rgba(3,53,42,.12);font-weight:300;user-select:none}

/* numeri */
.stats{border-top:1px solid var(--line);border-bottom:1px solid var(--line);background:var(--paper)}
.stats .wrap{display:grid;grid-template-columns:repeat(4,1fr)}
.stat{padding:44px 28px;border-left:1px solid var(--line)}
.stat:first-child{border-left:0;padding-left:0}
.stat b{display:block;font-family:var(--serif);font-weight:300;font-size:clamp(2.5rem,4.3vw,3.7rem);line-height:1;color:var(--g900);letter-spacing:-.04em}
.stat b sup{font-size:.4em;vertical-align:top;color:var(--brass);margin-left:2px}
.stat p{margin:14px 0 0;font-size:.93rem;color:var(--muted);line-height:1.5}

/* card servizi */
.card{position:relative;background:var(--paper);border:1px solid var(--line);border-radius:var(--r-lg);padding:34px 30px 30px;text-decoration:none;color:inherit;display:flex;flex-direction:column;min-height:300px;transition:transform .45s var(--ease),box-shadow .45s var(--ease),border-color .3s;overflow:hidden}
.card::after{content:"";position:absolute;left:30px;right:30px;bottom:0;height:2px;background:var(--brass);transform:scaleX(0);transform-origin:left;transition:transform .5s var(--ease)}
.card:hover{transform:translateY(-6px);box-shadow:0 30px 50px -30px rgba(10,27,20,.35);border-color:transparent}
.card:hover::after{transform:scaleX(1)}
.card .n{font-family:var(--serif);color:var(--brass);font-size:.95rem;letter-spacing:.08em;margin-bottom:auto}
.card h3{margin:44px 0 12px;font-size:1.45rem}
.card p{color:var(--ink2);font-size:.98rem;margin:0 0 22px}
.card .link{margin-top:auto;font-size:.95rem}
.card.cta{background:var(--g900);color:#fff;border-color:transparent;justify-content:flex-end}
.card.cta h3{color:#fff;font-size:1.6rem}
.card.cta p{color:rgba(255,255,255,.75)}
.card.cta .link{color:var(--brass2)}
.card.cta::after{background:var(--brass2)}
.card .ico{width:44px;height:44px;border-radius:12px;background:var(--g100);color:var(--g700);display:grid;place-items:center;margin-bottom:auto}
.card .ico svg{width:22px;height:22px}
.card.cta .ico{background:rgba(255,255,255,.1);color:var(--brass2)}

/* metodo */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:0;position:relative;counter-reset:step}
.steps::before{content:"";position:absolute;left:0;right:0;top:22px;height:1px;background:var(--line-d)}
.step{padding:0 28px 0 0;position:relative}
.step+.step{padding-left:28px}
.step .dot{width:44px;height:44px;border-radius:50%;border:1px solid var(--brass2);color:var(--brass2);display:grid;place-items:center;font-family:var(--serif);font-size:.95rem;background:var(--g900);position:relative;margin-bottom:28px}
.step h3{font-size:1.45rem;margin-bottom:12px}
.step p{font-size:.97rem;margin:0}
.steps.light::before{background:var(--line)}
.steps.light .step .dot{background:var(--paper);border-color:var(--brass);color:var(--brass)}

/* grafico */
.chart-wrap{background:var(--paper);border:1px solid var(--line);border-radius:var(--r-lg);padding:clamp(20px,3vw,40px)}
.chart{width:100%;height:auto;display:block;font-family:var(--sans)}
.chart .grid line{stroke:var(--line);stroke-dasharray:2 4}
.chart .lbl{font-size:12px;fill:var(--muted)}
.chart .area{fill:url(#gArea)}
.chart .line{fill:none;stroke:var(--g700);stroke-width:2.5;stroke-linejoin:round;stroke-linecap:round;stroke-dasharray:2000;stroke-dashoffset:2000;transition:stroke-dashoffset 2.4s var(--ease)}
.in .chart .line{stroke-dashoffset:0}
.chart .pt{fill:var(--paper);stroke:var(--g700);stroke-width:2;opacity:0;transition:opacity .4s}
.in .chart .pt{opacity:1;transition-delay:1.8s}
.chart .peak{fill:var(--brass)}
.chart .val{font-size:12px;font-weight:700;fill:var(--g900)}
.chart .call{font-family:var(--serif);font-size:14px;font-weight:600;fill:var(--brass)}
.callout{display:grid;grid-template-columns:auto 1fr;gap:20px;align-items:start;margin-top:28px;padding:24px 28px;border-radius:var(--r);background:var(--brass-soft);color:var(--ink)}
.callout b{font-family:var(--serif);font-weight:300;font-size:2.1rem;line-height:1;color:var(--brass);letter-spacing:-.03em;white-space:nowrap}
.callout p{margin:0;font-size:.98rem}
.source{font-size:.8rem;color:var(--muted);margin-top:14px}

/* lista numerata (perché noi, principi) */
.nlist{list-style:none;margin:0;padding:0;counter-reset:n}
.nlist li{counter-increment:n;display:grid;grid-template-columns:64px 1fr;gap:20px;padding:30px 0;border-top:1px solid var(--line)}
.nlist li:last-child{border-bottom:1px solid var(--line)}
.dark .nlist li{border-color:var(--line-d)}
.nlist li::before{content:counter(n,decimal-leading-zero);font-family:var(--serif);color:var(--brass);font-size:1.1rem;padding-top:6px}
.nlist h3{font-size:1.4rem;margin-bottom:8px}
.nlist p{margin:0;color:var(--ink2)}
.dark .nlist p{color:rgba(255,255,255,.75)}

/* checklist / bullets */
.checks{list-style:none;margin:0;padding:0;display:grid;gap:14px}
.checks li{display:grid;grid-template-columns:22px 1fr;gap:14px;align-items:start}
.checks li svg{width:22px;height:22px;color:var(--g500);margin-top:2px}
.dark .checks li svg{color:var(--brass2)}
.checks.x li svg{color:var(--brass)}

/* case study */
.case{display:grid;grid-template-columns:1fr 1fr;border-radius:var(--r-lg);overflow:hidden;background:var(--g900);color:#fff}
.case .img{position:relative;min-height:420px}
.case .img img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;opacity:.75}
.case .body{padding:clamp(32px,4vw,56px)}
.case .body h3{font-size:clamp(1.6rem,2.4vw,2.2rem);margin-bottom:14px}
.case .body p{color:rgba(255,255,255,.75)}
.kpis{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;margin:28px 0}
.dl{overflow-wrap:anywhere}
.kpi{border-top:1px solid var(--line-d);padding-top:14px}
.kpi b{display:block;font-family:var(--serif);font-weight:300;font-size:2.1rem;line-height:1;color:var(--brass2);letter-spacing:-.03em}
.kpi span{display:block;font-size:.85rem;color:rgba(255,255,255,.7);margin-top:6px}
.kpis.light .kpi{border-color:var(--line)}
.kpis.light .kpi b{color:var(--g900)}
.kpis.light .kpi span{color:var(--muted)}

/* CTA finale */
.cta-band{position:relative;overflow:hidden;color:#fff;background:var(--g950);isolation:isolate}
.cta-band img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;opacity:.32;z-index:-1}
.cta-band::before{content:"";position:absolute;inset:0;background:radial-gradient(60% 80% at 20% 50%,rgba(10,27,20,.2),rgba(10,27,20,.9));z-index:-1}
.cta-band .wrap{padding:clamp(80px,10vw,140px) 0;max-width:820px}
.cta-band h2{margin-bottom:22px;text-wrap:balance}
.cta-band .lede{color:rgba(255,255,255,.82)}
.cta-band .actions{display:flex;gap:14px;flex-wrap:wrap;margin-top:34px}

/* ---------- pagine interne ---------- */
.phero{background:var(--g900);color:#fff;padding:160px 0 clamp(56px,7vw,96px);position:relative;overflow:hidden}
.phero.has-img{min-height:60svh;display:flex;align-items:flex-end}
.phero .bgimg{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;opacity:.28}
.phero::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(15,42,31,.2),rgba(15,42,31,.9))}
.phero .wrap{position:relative;z-index:1}
.phero h1{max-width:16ch;text-wrap:balance;font-size:clamp(2.4rem,5.2vw,4.4rem)}
.phero .lede{margin-top:24px;color:rgba(255,255,255,.8)}
.crumbs{font-size:.82rem;opacity:.7;margin-bottom:22px;display:flex;gap:10px;flex-wrap:wrap}
.crumbs a{text-decoration:none}
.crumbs a:hover{text-decoration:underline}
.prose{max-width:68ch}
.prose p{color:var(--ink2);font-size:1.05rem}
.prose h2{font-size:clamp(1.6rem,2.6vw,2.2rem);margin:1.6em 0 .6em}
.prose h3{margin:1.4em 0 .5em}
.prose ul{padding-left:1.2em;color:var(--ink2)}
.prose li{margin-bottom:.5em}
.prose a{color:var(--g700)}
.two-col{display:grid;grid-template-columns:1fr 1fr;gap:clamp(28px,5vw,72px)}
.panel{background:var(--paper);border:1px solid var(--line);border-radius:var(--r-lg);padding:clamp(26px,3vw,40px)}
.panel.dark{background:var(--g900);border-color:transparent}
.panel h3{margin-bottom:12px}
.panel .eyebrow{margin-bottom:14px}
.panel p:last-child{margin-bottom:0}
.rows{display:grid;gap:0}
.row{display:grid;grid-template-columns:100px 1fr 1.2fr;gap:clamp(20px,4vw,56px);padding:clamp(36px,5vw,64px) 0;border-top:1px solid var(--line);align-items:start}
.row:last-child{border-bottom:1px solid var(--line)}
.row .n{font-family:var(--serif);font-size:2.3rem;font-weight:300;color:var(--brass);line-height:1}
.row h3{font-size:clamp(1.5rem,2.4vw,2rem)}
.row .tag{display:inline-block;margin-top:14px;font-size:.78rem;font-weight:700;letter-spacing:.12em;text-transform:uppercase;color:var(--muted)}
.row p{color:var(--ink2)}
.row .link{margin-top:6px}
.pn{display:grid;grid-template-columns:1fr 1fr;gap:22px;border-top:1px solid var(--line);padding-top:40px}
.pn a{text-decoration:none;color:inherit;display:block;padding:24px;border:1px solid var(--line);border-radius:var(--r);transition:background .3s,border-color .3s}
.pn a:hover{background:var(--paper);border-color:var(--g300)}
.pn a small{display:block;font-size:.78rem;letter-spacing:.12em;text-transform:uppercase;color:var(--muted);margin-bottom:8px;font-weight:700}
.pn a span{font-family:var(--serif);font-size:1.25rem;font-weight:400}
.pn a.next{text-align:right}
.tl{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.tl div{background:var(--paper);border:1px solid var(--line);border-radius:var(--r);padding:24px}
.tl small{display:block;font-size:.76rem;font-weight:700;letter-spacing:.14em;text-transform:uppercase;color:var(--brass);margin-bottom:10px}
.tl h4{margin-bottom:8px}
.tl p{font-size:.93rem;color:var(--ink2);margin:0}
.dl{display:grid;grid-template-columns:repeat(2,1fr);gap:1px;background:var(--line);border:1px solid var(--line);border-radius:var(--r);overflow:hidden}
.dl div{background:var(--paper);padding:18px 22px}
.dl dt{font-size:.78rem;font-weight:700;letter-spacing:.12em;text-transform:uppercase;color:var(--muted)}
.dl dd{margin:6px 0 0;font-family:var(--serif);font-size:1.2rem;font-weight:400}

/* form contatti */
.form{display:grid;grid-template-columns:1fr 1fr;gap:18px}
.form .full{grid-column:1/-1}
.form label{display:block;font-size:.85rem;font-weight:700;margin-bottom:8px;color:var(--ink2)}
.form input,.form select,.form textarea{width:100%;font:inherit;font-size:1rem;padding:14px 16px;border:1px solid var(--line);border-radius:12px;background:var(--white);color:var(--ink);transition:border-color .2s,box-shadow .2s}
.form input:focus,.form select:focus,.form textarea:focus{outline:0;border-color:var(--g500);box-shadow:0 0 0 4px rgba(46,122,90,.12)}
.form textarea{min-height:140px;resize:vertical}
.form .consent{display:flex;gap:12px;align-items:flex-start;font-size:.88rem;color:var(--ink2)}
.form .consent input{width:18px;height:18px;margin-top:3px;flex:none}
.form .sent{font-size:.92rem;color:var(--g700);margin:0}
.contact-aside .item{padding:22px 0;border-top:1px solid var(--line)}
.contact-aside .item:last-child{border-bottom:1px solid var(--line)}
.contact-aside small{display:block;font-size:.76rem;font-weight:700;letter-spacing:.14em;text-transform:uppercase;color:var(--brass);margin-bottom:6px}
.contact-aside a{text-decoration:none;font-family:var(--serif);font-size:1.15rem;font-weight:400;word-break:break-word}
.contact-aside a:hover{text-decoration:underline}

/* ---------- footer ---------- */
.foot{background:var(--g950);color:rgba(255,255,255,.75);padding:clamp(56px,7vw,88px) 0 32px;font-size:.95rem}
.foot .cols{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:40px;padding-bottom:48px;border-bottom:1px solid var(--line-d)}
.foot .brand{color:#fff;margin-bottom:16px}
.foot h4{color:#fff;font-size:.8rem;letter-spacing:.14em;text-transform:uppercase;margin-bottom:16px}
.foot nav{display:flex;flex-direction:column;gap:9px}
.foot a{text-decoration:none;opacity:.8;transition:opacity .2s}
.foot a:hover{opacity:1;color:#fff}
.foot .legal{display:flex;justify-content:space-between;gap:20px;flex-wrap:wrap;padding-top:24px;font-size:.82rem;opacity:.65}
.foot .legal nav{flex-direction:row;gap:18px}

/* ---------- animazioni ---------- */
.rv{opacity:0;transform:translateY(26px);transition:opacity .9s var(--ease),transform .9s var(--ease)}
.rv.in{opacity:1;transform:none}
.rv-d1{transition-delay:.12s}.rv-d2{transition-delay:.24s}.rv-d3{transition-delay:.36s}.rv-d4{transition-delay:.48s}.rv-d5{transition-delay:.6s}
@media (prefers-reduced-motion:reduce){.rv{opacity:1;transform:none;transition:none}.hero .bg img{animation:none;transform:none}.chart .line{stroke-dashoffset:0}.chart .pt{opacity:1}}

/* ---------- responsive ---------- */
@media (max-width:1024px){
  .nav{display:none}.burger{display:inline-flex}.top .btn{display:none}
  .hero .wrap{grid-template-columns:1fr}.hero aside{justify-self:start;margin-top:8px}
  .stats .wrap{grid-template-columns:1fr 1fr}.stat:nth-child(3){border-left:0;padding-left:0}.stat{padding:32px 24px}.stat:nth-child(-n+2){border-bottom:1px solid var(--line)}
  .grid3,.grid4{grid-template-columns:1fr 1fr}
  .steps{grid-template-columns:1fr 1fr;gap:40px 0}.steps::before{display:none}.step{padding-right:20px}
  .split,.two-col{grid-template-columns:1fr}.split .sticky{position:static}
  .case{grid-template-columns:1fr}.case .img{min-height:280px}
  .row{grid-template-columns:60px 1fr}.row>*:last-child{grid-column:2}
  .tl{grid-template-columns:1fr 1fr}
  .foot .cols{grid-template-columns:1fr 1fr}
}
@media (max-width:640px){
  body{font-size:16px}
  /* aree di tocco comode: minimo 44px in altezza sui comandi */
  .foot nav a{padding:11px 0}
  .foot .legal nav{gap:24px}
  .foot .legal nav a{padding:8px 0}
  .link{padding:9px 0}
  .crumbs{gap:14px}
  .crumbs a{padding:6px 0;display:inline-block}
  .gr-legend button,.gr-range button{padding:13px 16px}
  .gr-range{width:100%}
  .gr-range button{flex:1;text-align:center;padding:13px 6px}
  .form .consent{align-items:center;gap:14px;padding:6px 0}
  .form .consent input{width:24px;height:24px;margin-top:0}
  .contact-aside .item{padding:26px 0}
  .brand small{font-size:.7rem;letter-spacing:.14em}
  .contact-aside a{padding:6px 0;display:inline-block}
  .prose a,.gr-note a{padding:4px 0;display:inline-block}
  .form .consent span{line-height:1.6}
  .pn a{padding:22px 20px}
  .nlist li{padding:26px 0}
  /* l'apertura non deve superare lo schermo: si vedono subito i pulsanti */
  .hero{min-height:auto}
  .hero .wrap{padding:118px 0 54px}
  .hero .lede{margin:22px 0 30px}
  .hero aside{padding-left:20px}
  .scroll-hint{display:none}
  .top .wrap{height:72px}
  .hero .wrap{padding:130px 0 60px}
  .stats .wrap{grid-template-columns:1fr}.stat{border-left:0;padding:26px 0;border-bottom:1px solid var(--line)}.stat:last-child{border-bottom:0}
  .grid3,.grid4,.grid2,.form,.pn,.tl,.dl{grid-template-columns:1fr}
  .steps{grid-template-columns:1fr}
  .manifesto .wrap{grid-template-columns:1fr}.manifesto .num{display:none}
  .kpis,.kpis[style]{grid-template-columns:1fr 1fr!important}
  .callout{grid-template-columns:1fr}
  .nlist li{grid-template-columns:44px 1fr}
  .foot .cols{grid-template-columns:1fr}
  .card{min-height:0}.card h3{margin-top:28px}
  .pn a.next{text-align:left}
  .phero{padding-top:120px}
}

/* ---------- grafico prezzi (dati GME) ---------- */
.gr{--el:#0B4130;--gas:#B5791C}
.gr-top{display:flex;justify-content:space-between;align-items:flex-end;gap:20px;flex-wrap:wrap;margin-bottom:18px}
.gr-legend{display:flex;gap:8px;flex-wrap:wrap}
.gr-legend button,.gr-range button{font:inherit;font-size:.86rem;font-weight:600;padding:9px 15px;border-radius:999px;border:1px solid var(--line);background:transparent;color:var(--ink2);cursor:pointer;display:inline-flex;align-items:center;gap:9px;transition:background .2s,border-color .2s,color .2s,opacity .2s}
.gr-legend button i{width:11px;height:11px;border-radius:3px;flex:none}
.gr-legend button[aria-pressed=false]{opacity:.42}
.gr-legend button[aria-pressed=true]{background:var(--white);border-color:rgba(18,28,23,.22);color:var(--ink)}
.gr-range{display:flex;gap:4px;background:var(--white);border:1px solid var(--line);border-radius:999px;padding:4px}
.gr-range button{border:0;padding:8px 14px;color:var(--muted)}
.gr-range button[aria-pressed=true]{background:var(--g900);color:#fff}
.gr-plot{position:relative}
.gr-svg{width:100%;height:auto;display:block;overflow:visible;touch-action:pan-y}
.gr-grid{stroke:rgba(18,28,23,.09)}
.gr-tick{stroke:rgba(18,28,23,.07)}
.gr-axis{stroke:rgba(18,28,23,.3)}
.gr-lbl{font-family:var(--sans);font-size:13px;fill:var(--muted)}
.gr-line{fill:none;stroke-width:2.4;stroke-linejoin:round;stroke-linecap:round}
.gr-line-el{stroke:var(--el)}
.gr-line-gas{stroke:var(--gas)}
.gr-area{stroke:none}
.gr-area-el{fill:rgba(11,65,48,.10)}
.gr-area-gas{fill:rgba(181,121,28,.10)}
.gr-peak{fill:#fff;stroke:var(--el);stroke-width:2.5}
.gr-peak-lbl{font-family:var(--sans);font-size:13px;font-weight:700;fill:var(--el)}
.gr-cursor{stroke:rgba(18,28,23,.35);stroke-dasharray:3 3}
.gr-dot{stroke:#fff;stroke-width:2.5}
.gr-dot-el{fill:var(--el)}
.gr-dot-gas{fill:var(--gas)}
.gr-tip{position:absolute;top:8px;z-index:3;pointer-events:none;background:var(--g950);color:#fff;border-radius:12px;padding:12px 14px;font-size:.86rem;line-height:1.5;box-shadow:0 18px 40px -18px rgba(0,0,0,.6);min-width:190px}
.gr-tip strong{display:block;font-size:.78rem;letter-spacing:.1em;text-transform:uppercase;color:var(--brass2);margin-bottom:8px;font-weight:700}
.gr-tip-g{display:grid;grid-template-columns:1fr auto;gap:3px 14px;align-items:center}
.gr-tip .gr-k{display:flex;align-items:center;gap:8px;color:rgba(255,255,255,.8)}
.gr-tip .gr-k i{width:9px;height:9px;border-radius:2px;flex:none}
.gr-tip b{font-weight:700;text-align:right;white-space:nowrap}
.gr-cards{display:grid;grid-template-columns:repeat(4,1fr);gap:1px;background:var(--line);border:1px solid var(--line);border-radius:var(--r);overflow:hidden;margin-top:28px}
.gr-cards div{background:var(--paper);padding:20px 22px}
.gr-cards dt{font-size:.74rem;font-weight:700;letter-spacing:.13em;text-transform:uppercase;color:var(--muted)}
.gr-cards dd{margin:8px 0 0;font-family:var(--serif);font-weight:300;font-size:2rem;line-height:1;letter-spacing:-.03em;color:var(--g900)}
.gr-cards dd small{font-family:var(--sans);font-size:.8rem;font-weight:600;letter-spacing:0;color:var(--muted);margin-left:3px}
.gr-cards p{margin:8px 0 0;font-size:.84rem;color:var(--muted)}
.gr-sim{margin-top:22px;padding:24px 26px;border-radius:var(--r);background:var(--brass-soft);display:grid;grid-template-columns:1fr auto;gap:22px;align-items:center}
.gr-sim label{display:block;font-size:.84rem;font-weight:700;color:var(--ink2);margin-bottom:12px}
.gr-sim input[type=range]{width:100%;accent-color:var(--brass);height:22px}
.gr-sim .gr-out{text-align:right;white-space:nowrap}
.gr-sim .gr-out b{display:block;font-family:var(--serif);font-weight:300;font-size:clamp(1.9rem,3.4vw,2.6rem);line-height:1;letter-spacing:-.03em;color:var(--brass)}
.gr-sim .gr-out span{display:block;font-size:.82rem;color:var(--ink2);margin-top:8px;max-width:30ch}
.gr-note{font-size:.8rem;color:var(--muted);margin-top:16px}
.gr-note a{color:inherit}
@media (max-width:760px){
  .gr-top{flex-direction:column;align-items:stretch}
  .gr-range{justify-content:space-between}
  .gr-cards{grid-template-columns:1fr 1fr}
  .gr-sim{grid-template-columns:1fr}
  .gr-sim .gr-out{text-align:left}
  .gr-lbl{font-size:17px}
  .gr-peak-lbl{font-size:17px}
}

/* ---------- simulatore ---------- */
.sim{background:var(--g900);color:#fff;border-radius:var(--r-lg);padding:clamp(28px,4vw,52px);margin-top:clamp(40px,5vw,64px)}
.sim h3{color:#fff;margin-bottom:10px}
.sim .sim-intro{color:rgba(255,255,255,.75);max-width:62ch;margin-bottom:32px}
.sim-in{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;padding-bottom:32px;border-bottom:1px solid var(--line-d)}
.sim-in label{display:block;font-size:.8rem;font-weight:700;letter-spacing:.06em;text-transform:uppercase;color:var(--brass2);margin-bottom:10px}
.sim-in .campo{position:relative}
.sim-in input{width:100%;font:inherit;font-family:var(--serif);font-weight:300;font-size:1.9rem;letter-spacing:-.02em;padding:10px 64px 10px 0;border:0;border-bottom:2px solid rgba(255,255,255,.25);background:transparent;color:#fff;transition:border-color .2s}
.sim-in input:focus{outline:0;border-color:var(--brass2)}
.sim-in .um{position:absolute;right:0;bottom:16px;font-size:.88rem;color:rgba(255,255,255,.6)}
.sim-in .nota{font-size:.78rem;color:rgba(255,255,255,.5);margin-top:8px}
.sim-out{display:grid;grid-template-columns:1.1fr 1fr;gap:clamp(28px,4vw,56px);padding-top:32px}
.sim-conto{display:grid;gap:2px}
.sim-riga{display:grid;grid-template-columns:1fr auto;gap:16px;align-items:baseline;padding:13px 0;border-bottom:1px solid rgba(255,255,255,.08)}
.sim-riga span{color:rgba(255,255,255,.72);font-size:.95rem}
.sim-riga b{font-family:var(--serif);font-weight:400;font-size:1.15rem;white-space:nowrap}
.sim-riga b small{font-family:var(--sans);font-size:.72rem;font-weight:600;color:rgba(255,255,255,.55);margin-left:3px}
.sim-riga.forte{border-bottom:0;padding-top:20px}
.sim-riga.forte span{color:#fff;font-weight:700}
.sim-riga.forte b{color:var(--brass2);font-size:1.9rem;font-weight:300;letter-spacing:-.02em}
.sim-big{text-align:center;padding:26px 20px;border-radius:var(--r);background:rgba(178,207,73,.12);margin-bottom:24px}
.sim-big b{display:block;font-family:var(--serif);font-weight:300;font-size:clamp(3rem,7vw,4.6rem);line-height:1;color:var(--brass2);letter-spacing:-.04em}
.sim-big span{display:block;font-size:.9rem;color:rgba(255,255,255,.75);margin-top:10px}
.sim-barra{display:flex;height:12px;border-radius:6px;overflow:hidden;margin:6px 0 12px;background:rgba(255,255,255,.1)}
.sim-barra i{display:block;transition:width .35s var(--ease)}
#sim-barra-contratto{background:var(--brass2)}
#sim-barra-autocons{background:#4E8A63}
.sim-leg{display:flex;gap:20px;flex-wrap:wrap;font-size:.84rem;color:rgba(255,255,255,.7);margin-bottom:10px}
.sim-leg i{display:inline-block;width:10px;height:10px;border-radius:2px;margin-right:7px}
.sim-quote{font-size:.92rem;color:rgba(255,255,255,.78);line-height:1.5}
.sim-ip{margin-top:28px;padding-top:22px;border-top:1px solid var(--line-d);font-size:.82rem;color:rgba(255,255,255,.55);line-height:1.6}
@media (max-width:860px){.sim-out{grid-template-columns:1fr}}
@media (max-width:640px){
  .sim-in{grid-template-columns:1fr;gap:24px}
  .sim-in input{font-size:1.6rem}
  .sim-riga b{font-size:1.05rem}
}