:root{--bg:#fff;--surface:#f2f2f2;--ink:#1c1c1c;--muted:#3d3d3d;--accent:#e88315;--accent-ink:#111;--m:clamp(20px,3vw,40px);--axis:34%;
--s-small:1rem;--s-body:clamp(1.0625rem,1rem + .25vw,1.1875rem);--s-lead:clamp(1.25rem,1.1rem + .7vw,1.625rem)}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;scroll-padding-top:64px;-webkit-text-size-adjust:100%}
body{font:400 var(--s-body)/1.5 'Inter',system-ui,sans-serif;background:var(--bg);color:var(--ink);overflow-x:hidden}
h1,h2,h3{font-weight:800;letter-spacing:-.04em;line-height:.95}
a{color:inherit}
img{display:block;max-width:100%;height:auto}
button,input,textarea{font:inherit;color:inherit}
:focus-visible{outline:3px solid var(--ink);outline-offset:3px}
.skip{position:absolute;left:-999px}.skip:focus{left:12px;top:12px;z-index:99;background:var(--ink);color:#fff;padding:10px 14px}

/* TOP */
.top{position:fixed;inset:0 0 auto;z-index:20;display:grid;grid-template-columns:var(--axis) 1fr;align-items:center;height:60px;padding:0 var(--m);background:var(--bg)}
.mark{display:flex;align-items:center;gap:10px;font-weight:800;font-size:1.3rem;letter-spacing:-.03em;text-decoration:none}
.mark i{width:14px;height:14px;background:var(--accent);display:block}
.top nav{display:flex;gap:28px;font-size:var(--s-small);font-weight:500}
.top nav a{text-decoration:none;padding:12px 0}
.top nav a:hover{text-decoration:underline;text-decoration-color:var(--accent);text-decoration-thickness:3px;text-underline-offset:8px}
.menu-btn{display:none}

/* BUTTON */
.btn{display:inline-flex;align-items:center;justify-content:center;min-height:52px;padding:0 30px;background:var(--ink);color:#fff;font-weight:700;text-decoration:none;border:0;border-radius:0;cursor:pointer;transition:transform .2s,background .2s}
.btn:hover{background:#000;transform:translateY(-2px)}
.btn:active{transform:none}

/* HERO */
.hero{display:grid;grid-template-columns:var(--axis) 1fr;padding:60px var(--m) 0;min-height:100svh}
.hero-side{padding:clamp(60px,14vh,160px) 32px 40px 0;display:flex;flex-direction:column;gap:28px;align-items:flex-start}
.lead{font-size:var(--s-lead);line-height:1.3;max-width:24ch}
.hero-main{display:flex;flex-direction:column;min-width:0;padding-top:clamp(24px,6vh,72px)}
h1{font-size:clamp(2.2rem,5.4vw,5.2rem);line-height:.92;margin-bottom:clamp(28px,5vh,56px)}
.ln{display:block;overflow:hidden;padding-bottom:.1em}
.ln>span{display:block}
.hero-pic{position:relative;flex:1;min-height:320px;overflow:hidden;background:var(--surface)}
.hero-pic img{width:100%;height:100%;object-fit:cover;object-position:50% 40%;position:absolute;inset:0}
.tag{position:absolute;left:0;top:0;width:min(320px,70%);padding:22px 24px;background:var(--accent);color:var(--accent-ink);font-size:var(--s-lead);font-weight:700;line-height:1.2;letter-spacing:-.01em}

/* SECTIONS */
.sec{padding:clamp(88px,14vw,200px) var(--m) 0}
h2{font-size:clamp(2.1rem,4.6vw,4.2rem)}
.statement{font-size:var(--s-lead);line-height:1.35;max-width:36em}

/* PLATE */
.plate{display:grid;grid-template-columns:1fr minmax(300px,400px) 1fr;column-gap:clamp(24px,4vw,64px)}
.plate-h{grid-column:1/-1;max-width:11em;margin-bottom:clamp(40px,6vw,80px)}
.fr{display:contents}
.fr .row{grid-column:2;grid-row:calc(var(--n) + 1)}
.fr .note{grid-row:calc(var(--n) + 1)}
.fr:nth-of-type(odd) .note{grid-column:3}
.fr:nth-of-type(even) .note{grid-column:1;text-align:right;justify-self:end}
.row{display:grid;gap:2px;align-content:center;min-height:104px;padding:16px 22px;background:var(--surface);margin-bottom:6px;transition:background .25s}
.row small{font-size:var(--s-small);color:var(--muted)}
.row strong{font-size:1.25rem;line-height:1.2}
.row span{font-size:var(--s-small);color:var(--muted)}
.row.on{background:var(--accent)}.row.on small,.row.on span{color:var(--accent-ink)}
.note{align-self:center;display:grid;gap:4px;max-width:27ch;padding:8px 0;cursor:default}
.note b{font-size:1.125rem;font-weight:700}
.note b::before{content:"";display:inline-block;width:10px;height:10px;background:var(--accent);margin-right:10px}
.fr:nth-of-type(even) .note b::before{display:none}
.fr:nth-of-type(even) .note b::after{content:"";display:inline-block;width:10px;height:10px;background:var(--accent);margin-left:10px}
.note span{font-size:var(--s-small);color:var(--muted);line-height:1.4}
.cap-after{margin-top:12px;font-size:var(--s-small);color:var(--muted);text-align:center}

/* FIELD */
.field{margin-top:clamp(88px,14vw,200px);background:var(--accent);color:var(--accent-ink);padding:clamp(72px,10vw,140px) var(--m)}
.field h2{font-size:clamp(2.2rem,6.4vw,6rem);max-width:10em;margin-bottom:clamp(48px,7vw,96px)}
.cols3{display:grid;grid-template-columns:repeat(3,1fr);gap:clamp(24px,4vw,64px)}
.cols3 h3{font-size:clamp(1.4rem,2vw,1.8rem);margin-bottom:14px;line-height:1.05}
.cols3 p{max-width:34ch}

/* CALC */
.calc{display:grid;grid-template-columns:1.1fr .9fr;gap:clamp(32px,6vw,96px);align-items:start}
.calc h2{margin-bottom:24px}
.calc-form{display:grid;gap:10px;margin:36px 0 28px;max-width:520px}
.calc-form label{display:flex;justify-content:space-between;font-weight:500;gap:16px}
.calc-form output{font-weight:800}
input[type=range]{-webkit-appearance:none;appearance:none;width:100%;height:44px;background:transparent;cursor:pointer}
input[type=range]::-webkit-slider-runnable-track{height:8px;background:var(--surface)}
input[type=range]::-moz-range-track{height:8px;background:var(--surface)}
input[type=range]::-webkit-slider-thumb{-webkit-appearance:none;width:28px;height:28px;margin-top:-10px;background:var(--accent);border:0;border-radius:0}
input[type=range]::-moz-range-thumb{width:28px;height:28px;background:var(--accent);border:0;border-radius:0}
.result{font-size:clamp(3rem,8vw,7rem);font-weight:800;letter-spacing:-.05em;line-height:1}
.result em{font-style:normal;font-size:var(--s-lead);font-weight:500;letter-spacing:0}
.fine{margin-top:14px;color:var(--muted);font-size:var(--s-small);max-width:44ch}
.calc-pic{width:100%;aspect-ratio:4/5;object-fit:cover}

/* BAR */
.wide{max-width:10em;margin-bottom:clamp(40px,6vw,80px)}
.bar{display:flex;gap:6px;min-height:min(46vh,380px)}
.seg{flex:var(--g) 1 0;min-width:170px;padding:22px;display:flex;flex-direction:column;justify-content:space-between;gap:24px}
.seg b{font-size:clamp(1.25rem,1.9vw,1.75rem);line-height:1.1}
.seg p{font-size:var(--s-small);max-width:24ch}
.s1{background:var(--accent);color:var(--accent-ink)}.s2{background:var(--surface)}.s3{background:var(--ink);color:#fff}.s4{background:var(--accent);color:var(--accent-ink)}

/* ABOUT */
.about{display:grid;grid-template-columns:var(--axis) 1fr;gap:0 32px}
.about dl{display:grid;gap:24px}
.about dt{color:var(--muted);font-size:var(--s-small)}
.about dd{font-weight:700;font-size:1.125rem;max-width:18ch}
.about-txt .statement{font-size:clamp(1.4rem,2.1vw,2rem);line-height:1.3;margin-bottom:56px}
.about-txt img{width:100%;aspect-ratio:16/9;object-fit:cover;object-position:60% 38%}

/* CLOSE */
.close{margin-top:clamp(88px,14vw,200px);background:var(--ink);color:#fff;padding:clamp(72px,10vw,140px) var(--m);min-height:90svh}
.close-in{width:100%;display:grid;grid-template-columns:1.2fr 1fr;column-gap:clamp(32px,6vw,96px);align-content:start}
.close h2{font-size:clamp(2.6rem,7vw,6.6rem);grid-column:1/-1;max-width:9em;margin-bottom:clamp(32px,5vw,64px)}
.close-in>p{font-size:var(--s-lead);line-height:1.3;max-width:20em;align-self:end}
.form{display:grid;gap:14px}
.form label{display:grid;gap:6px;font-weight:500;font-size:var(--s-small)}
.form input,.form textarea{width:100%;min-height:52px;padding:12px 16px;background:#333;border:0;border-radius:0;color:#fff;font-size:16px}
.form textarea{resize:vertical}
.form input:focus,.form textarea:focus{outline:3px solid var(--accent);outline-offset:0}
.close .btn{background:var(--accent);color:var(--accent-ink);min-height:56px;justify-self:start}
.close .btn:hover{background:#f39a38}
.note-f{min-height:1.4em;font-size:var(--s-small)}

/* FOOTER */
.foot{background:var(--ink);color:#fff;overflow:hidden;padding:0 var(--m)}
.foot-in{padding-top:48px;display:grid;gap:14px;font-size:var(--s-small)}
.credits{max-width:70ch;color:#e0e0e0}
.foot a{text-underline-offset:3px}
.big-mark{font-weight:800;letter-spacing:-.06em;line-height:.8;font-size:clamp(4.2rem,22vw,21rem);text-align:center;white-space:nowrap;margin:.1em 0 -.12em;user-select:none;color:var(--accent)}

/* MOTION (solo se consentito: altrimenti la pagina è già finita) */
@media(prefers-reduced-motion:no-preference){
  .js .ln>span{transform:translateY(105%);animation:rise .9s cubic-bezier(.16,1,.3,1) forwards}
  .js .ln:nth-child(2)>span{animation-delay:.11s}
  @keyframes rise{to{transform:none}}
  .hero-pic img{animation:drift 20s ease-out both}
  @keyframes drift{from{transform:scale(1.1)}to{transform:scale(1)}}
  .js .rv,.js .calc-txt,.js .calc-pic,.js .about-txt>*,.js .about-facts,.js .bar .seg,.js .plate-h,.js .fr .row{opacity:0;transform:translateY(24px);transition:opacity .7s cubic-bezier(.16,1,.3,1),transform .7s cubic-bezier(.16,1,.3,1),background .25s;transition-delay:var(--d,0s)}
  .js .in{opacity:1!important;transform:none!important}
  .js .row.in{transition-delay:0s}
}

/* RESPONSIVE */
@media(max-width:640px){.cols3{grid-template-columns:1fr}}
@media(max-width:900px){
  :root{--axis:0}
  .top{grid-template-columns:1fr auto}
  .menu-btn{display:block;background:none;border:0;min-height:44px;padding:0 4px;font-weight:700}
  .top nav{position:fixed;inset:60px 0 auto;flex-direction:column;gap:0;padding:8px var(--m) 20px;background:var(--bg);display:none;font-size:1.25rem}
  .top nav.open{display:flex}
  .top nav a{padding:16px 0}
  .hero{grid-template-columns:1fr;min-height:auto}
  .hero-main{order:1;padding-top:32px}
  .hero-side{order:2;padding:32px 0;gap:24px}
  h1{font-size:clamp(1.7rem,8vw,3.4rem)}
  .hero-pic{min-height:0;aspect-ratio:4/3;flex:none}
  .tag{width:62%;padding:14px 16px;font-size:1rem}
  .plate{grid-template-columns:1fr}
  .fr{display:block;margin-bottom:28px}
  .fr .row,.fr .note{text-align:left!important;justify-self:start!important}
  .fr .note{max-width:none;margin-top:10px}
  .fr:nth-of-type(even) .note b::before{display:inline-block}
  .fr:nth-of-type(even) .note b::after{display:none}
  .row{margin-bottom:0}
  .calc{grid-template-columns:1fr}
  .field h2,.wide{max-width:none}
  .calc-pic{aspect-ratio:4/3}
  .bar{flex-direction:column;min-height:0}
  .seg{flex:none;min-height:calc(110px + var(--g) * 18px);min-width:0}
  .about{grid-template-columns:1fr}
  .about-facts{order:2;margin-top:48px}
  .about dl{grid-template-columns:1fr 1fr}
  .close{min-height:auto}
  .close-in{grid-template-columns:1fr}
  .close-in>p{margin-bottom:32px}
  .close .btn{width:100%;justify-self:stretch}
  .foot-in{padding-top:36px}
}