/* regrowth.it — design system LEAF (statico, senza framework) */
:root{
  --bg:#F5EFE2;--card:#FFFFFF;--ink:#1D1B16;--ink-soft:#56514A;--muted:#8A8478;
  --forest:#264A32;--moss:#4A7C52;--sage:#A8C2A0;--sage-bg:#E3EBD9;
  --ochre:#C68B3A;--amber:#E6A93A;--rust:#B54A30;--sky:#3A6A8A;
  --lime:#8DC63F;
  --font:"Geist",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
  --mono:"JetBrains Mono",ui-monospace,SFMono-Regular,Menlo,monospace;
  --serif:"Instrument Serif",Georgia,serif;
  --r:16px;--r-sm:12px;--shadow:0 1px 2px rgba(29,27,22,.06),0 8px 24px rgba(29,27,22,.06);
  --max:1180px;--gutter:16px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{margin:0;background:var(--bg);color:var(--ink);font-family:var(--font);font-size:16px;line-height:1.55}
img{max-width:100%;height:auto;display:block}
a{color:var(--forest)}
h1,h2,h3{line-height:1.12;margin:0 0 .4em;font-weight:700;letter-spacing:-.01em}
h1{font-size:clamp(34px,5.2vw,58px)}
h2{font-size:clamp(26px,3.4vw,40px)}
h3{font-size:clamp(18px,2vw,22px)}
p{margin:0 0 1em}
.wrap{max-width:var(--max);margin:0 auto;padding:0 var(--gutter)}
.eyebrow{font-family:var(--mono);font-size:11px;letter-spacing:.14em;text-transform:uppercase;color:var(--muted);margin:0 0 12px}
.hero .eyebrow,.dark .eyebrow{color:rgba(255,255,255,.65)}
.lead{font-size:clamp(17px,1.6vw,20px);color:var(--ink-soft);max-width:62ch}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:48px;padding:12px 22px;border-radius:var(--r-sm);font-weight:600;text-decoration:none;border:1.5px solid transparent;transition:transform .12s,background .12s}
.btn:active{transform:translateY(1px)}
.btn-primary{background:var(--forest);color:#fff}
.btn-primary:hover{background:#1f3d29}
.btn-ghost{background:transparent;color:var(--forest);border-color:var(--forest)}
.btn-ghost:hover{background:var(--sage-bg)}
.dark .btn-ghost{color:#fff;border-color:rgba(255,255,255,.6)}
.dark .btn-ghost:hover{background:rgba(255,255,255,.1)}
.pill{display:inline-block;font-family:var(--mono);font-size:10.5px;letter-spacing:.1em;text-transform:uppercase;padding:4px 10px;border-radius:999px;background:var(--sage-bg);color:var(--forest);font-weight:600}

/* header */
.site-header{position:sticky;top:0;z-index:50;background:rgba(245,239,226,.92);backdrop-filter:saturate(1.2) blur(8px);border-bottom:1px solid var(--sage-bg)}
.site-header .wrap{display:flex;align-items:center;gap:20px;min-height:68px}
.brand img{height:40px;width:auto}
.nav{display:flex;gap:4px;margin-left:auto;align-items:center}
.nav a{color:var(--ink-soft);text-decoration:none;padding:10px 12px;border-radius:10px;font-weight:500;font-size:15px}
.nav a:hover,.nav a[aria-current="page"]{color:var(--forest);background:var(--sage-bg)}
.nav .btn{margin-left:8px;min-height:42px;padding:8px 16px}
.nav a.btn-primary{color:#fff;background:var(--forest)}
.nav a.btn-primary:hover{background:#1f3d29;color:#fff}
.nav-toggle{display:none;margin-left:auto;width:44px;height:44px;border:0;background:transparent;cursor:pointer;border-radius:10px}
.nav-toggle span{display:block;width:22px;height:2px;background:var(--ink);margin:5px auto;border-radius:2px}
@media (max-width:900px){
  .nav-toggle{display:block}
  .nav{display:none;position:absolute;left:0;right:0;top:68px;flex-direction:column;align-items:stretch;background:var(--bg);padding:8px 16px 16px;border-bottom:1px solid var(--sage-bg);box-shadow:var(--shadow)}
  .nav a{padding:14px 12px;font-size:17px}
  .nav .btn{margin:8px 0 0}
  #nav-open:checked ~ .nav{display:flex}
}

/* hero */
.hero{position:relative;color:#fff;background:var(--forest);overflow:hidden}
.hero .bg{position:absolute;inset:0;background:url("img/malga-vacche.jpg") center 35%/cover no-repeat;opacity:.6}
.hero .shade{position:absolute;inset:0;background:linear-gradient(90deg,rgba(29,45,34,.95) 0%,rgba(29,45,34,.82) 45%,rgba(29,45,34,.35) 100%)}
.hero .wrap{position:relative;padding-top:clamp(56px,9vw,120px);padding-bottom:clamp(56px,9vw,120px)}
.hero h1{color:#fff;max-width:17ch}
.hero .lead{color:rgba(255,255,255,.85)}
.hero .actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:24px}
.hero .btn-ghost{color:#fff;border-color:rgba(255,255,255,.7)}
.hero .btn-ghost:hover{background:rgba(255,255,255,.12)}

/* stats */
.stats{background:var(--card);border-bottom:1px solid var(--sage-bg)}
.stats .wrap{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;padding-top:28px;padding-bottom:28px}
.stat b{display:block;font-family:var(--mono);font-size:clamp(28px,3.6vw,40px);color:var(--forest);line-height:1}
.stat span{display:block;font-size:12px;letter-spacing:.08em;text-transform:uppercase;color:var(--muted);margin-top:8px}
.stat small{display:block;color:var(--ink-soft);font-size:13px;margin-top:4px}
@media (max-width:640px){.stats .wrap{grid-template-columns:1fr 1fr}.stat:last-child{grid-column:1/-1}}

/* sections */
.section{padding:clamp(48px,7vw,96px) 0}
.section.alt{background:var(--card)}
.section.dark{background:var(--forest);color:#fff}
.section.dark h2,.section.dark h3{color:#fff}
.section.dark p{color:rgba(255,255,255,.82)}
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.grid-2{display:grid;grid-template-columns:1fr 1fr;gap:40px;align-items:center}
.grid-4{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
@media (max-width:900px){.grid-3,.grid-4{grid-template-columns:1fr 1fr}.grid-2{grid-template-columns:1fr;gap:24px}}
@media (max-width:560px){.grid-3,.grid-4{grid-template-columns:1fr}}
.card{background:var(--card);border:1px solid var(--sage-bg);border-radius:var(--r);padding:22px;box-shadow:var(--shadow)}
.card h3{margin-top:10px}
.card p{color:var(--ink-soft);margin:0}
.card .ico{width:40px;height:40px;border-radius:12px;background:var(--sage-bg);display:grid;place-items:center;color:var(--forest)}
.dark .card{background:rgba(255,255,255,.07);border-color:rgba(255,255,255,.15);box-shadow:none}
.dark .card p{color:rgba(255,255,255,.8)}
.dark .card .ico{background:rgba(255,255,255,.14);color:#fff}
.step{position:relative;padding-left:52px}
.step .n{position:absolute;left:0;top:0;width:36px;height:36px;border-radius:50%;background:var(--forest);color:#fff;font-family:var(--mono);font-weight:700;display:grid;place-items:center}
.shot{border-radius:var(--r);overflow:hidden;border:1px solid var(--sage-bg);box-shadow:var(--shadow);background:var(--card)}
.shot.phone{max-width:300px;margin:0 auto;border-radius:28px;border:6px solid #1D1B16}
.checks{list-style:none;padding:0;margin:0 0 20px}
.checks li{padding:8px 0 8px 30px;position:relative;color:var(--ink-soft)}
.checks li::before{content:"";position:absolute;left:0;top:12px;width:18px;height:18px;border-radius:50%;background:var(--sage-bg)}
.checks li::after{content:"";position:absolute;left:5px;top:16px;width:8px;height:5px;border-left:2px solid var(--forest);border-bottom:2px solid var(--forest);transform:rotate(-45deg)}
.dark .checks li{color:rgba(255,255,255,.85)}
.dark .checks li::before{background:rgba(255,255,255,.15)}
.dark .checks li::after{border-color:#fff}
.cta{text-align:center}
.cta .actions{display:flex;justify-content:center;flex-wrap:wrap;gap:12px;margin-top:20px}
.note{font-size:13px;color:var(--muted)}
.table{width:100%;border-collapse:collapse;font-size:15px}
.table th,.table td{text-align:left;padding:12px 10px;border-bottom:1px solid var(--sage-bg);vertical-align:top}
.table th{font-family:var(--mono);font-size:11px;letter-spacing:.1em;text-transform:uppercase;color:var(--muted)}
.versions .card{border-top:4px solid var(--moss)}
.versions .card:nth-child(2){border-top-color:var(--ochre)}
.versions .card:nth-child(3){border-top-color:var(--sky)}
.versions .card:nth-child(4){border-top-color:var(--sage)}

/* form */
.form{display:grid;gap:14px}
.form label{display:grid;gap:6px;font-size:13px;font-weight:600;color:var(--ink-soft)}
.form input,.form select,.form textarea{font:inherit;padding:12px 14px;border:1px solid #d9d3c4;border-radius:var(--r-sm);background:#fff;min-height:48px}
.form textarea{min-height:140px;resize:vertical}
.form .row{display:grid;grid-template-columns:1fr 1fr;gap:14px}
@media (max-width:560px){.form .row{grid-template-columns:1fr}}
.form .consent{display:flex;gap:10px;align-items:flex-start;font-weight:400}
.form .consent input{min-height:0;width:20px;height:20px;margin-top:2px}

/* footer */
.site-footer{background:#1D2D22;color:rgba(255,255,255,.8);padding:48px 0 28px;font-size:14px}
.site-footer .wrap{display:grid;grid-template-columns:2fr 1fr 1fr;gap:32px}
@media (max-width:760px){.site-footer .wrap{grid-template-columns:1fr}}
.site-footer h4{color:#fff;margin:0 0 10px;font-family:var(--mono);font-size:11px;letter-spacing:.12em;text-transform:uppercase}
.site-footer a{color:#fff;text-decoration:none}
.site-footer a:hover{text-decoration:underline}
.site-footer ul{list-style:none;padding:0;margin:0}
.site-footer li{margin:6px 0}
.site-footer .legal{grid-column:1/-1;border-top:1px solid rgba(255,255,255,.15);padding-top:18px;margin-top:8px;color:rgba(255,255,255,.55);font-size:12.5px}
.prose{max-width:72ch}
.prose h2{margin-top:1.6em}
.prose ul{padding-left:20px;color:var(--ink-soft)}
.cookie{position:fixed;left:16px;right:16px;bottom:16px;z-index:60;background:var(--card);border:1px solid var(--sage-bg);border-radius:var(--r);padding:14px 16px;box-shadow:var(--shadow);display:none;gap:12px;align-items:center;flex-wrap:wrap;font-size:14px}
.cookie.show{display:flex}
.cookie p{margin:0;flex:1;min-width:220px;color:var(--ink-soft)}
.cookie .btn{min-height:40px;padding:8px 16px}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}}

/* selettore lingua */
.nav .lang{font-family:var(--mono);font-size:12px;letter-spacing:.08em;font-weight:700;padding:8px 10px;border:1.5px solid var(--sage-bg);border-radius:999px;color:var(--forest);margin-left:8px;min-height:0}
.nav .lang:hover{background:var(--sage-bg)}
@media (max-width:900px){.nav .lang{display:inline-block;margin:8px 0 0;text-align:center}}