:root{
    --ink:#150C24;
    --ink-soft:#20142F;
    --ink-line: rgba(245,242,248,0.12);
    --paper:#F4F1F6;
    --paper-soft:#E9E2EE;
    --paper-line: rgba(21,12,36,0.10);
    --brass:#482583;
    --brass-light:#AB90D9;
    --slate:#4B4459;
    --slate-soft:#6B6478;
    --ivory:#F5F2F8;
    --ivory-soft: rgba(245,242,248,0.68);
    --serif: 'Fraunces', Georgia, serif;
    --sans: 'IBM Plex Sans', -apple-system, sans-serif;
    --mono: 'IBM Plex Mono', monospace;
    --maxw: 1180px;
  }
  *{ box-sizing:border-box; }
  html{ scroll-behavior:smooth; }
  @media (prefers-reduced-motion: reduce){
    html{ scroll-behavior:auto; }
    *{ animation-duration:0.01ms !important; transition-duration:0.01ms !important; }
  }
  body{
    margin:0;
    background:var(--paper);
    color:var(--ink);
    font-family:var(--sans);
    font-size:16px;
    line-height:1.65;
    -webkit-font-smoothing:antialiased;
  }
  a{ color:inherit; text-decoration:none; }
  .wrap{ max-width:var(--maxw); margin:0 auto; padding:0 40px; }
  @media (max-width:720px){ .wrap{ padding:0 22px; } }

  .eyebrow{
    font-family:var(--mono);
    font-size:12.5px;
    letter-spacing:0.14em;
    text-transform:uppercase;
    color:var(--brass);
    display:flex;
    align-items:center;
    gap:12px;
  }
  .eyebrow::before{
    content:"";
    width:28px; height:1px;
    background:var(--brass);
    display:inline-block;
  }

  /* ---------- NAV ---------- */
  header{
    position:fixed; top:0; left:0; right:0; z-index:50;
    padding:22px 0;
    transition:background .35s ease, padding .35s ease, border-color .35s ease;
    border-bottom:1px solid transparent;
  }
  header.scrolled{
    background:rgba(21,12,36,0.92);
    backdrop-filter:blur(6px);
    padding:14px 0;
    border-color:var(--ink-line);
  }
  header .wrap{ display:flex; align-items:center; justify-content:space-between; }
  .logo{ display:flex; align-items:center; }
  .logo img{ height:26px; width:auto; display:block; }
  nav.primary{ display:flex; gap:34px; }
  nav.primary a{
    font-family:var(--mono); font-size:12.5px; letter-spacing:0.06em;
    color:var(--ivory-soft); text-transform:uppercase;
    position:relative; padding-bottom:3px;
  }
  nav.primary a::after{
    content:""; position:absolute; left:0; bottom:0; width:0; height:1px;
    background:var(--brass-light); transition:width .25s ease;
  }
  nav.primary a:hover{ color:var(--ivory); }
  nav.primary a:hover::after{ width:100%; }
  .nav-toggle{ display:none; background:none; border:none; color:var(--ivory); font-size:22px; cursor:pointer; }
  @media (max-width:820px){
    nav.primary{
      position:fixed; inset:0 0 0 auto; width:78vw; max-width:320px;
      background:var(--ink); flex-direction:column; gap:0;
      padding:100px 36px 40px; transform:translateX(100%);
      transition:transform .4s ease; border-left:1px solid var(--ink-line);
    }
    nav.primary.open{ transform:translateX(0); }
    nav.primary a{ padding:14px 0; border-bottom:1px solid var(--ink-line); }
    .nav-toggle{ display:block; z-index:60; }
  }

  /* ---------- HERO ---------- */
  #top{
    background:var(--ink); color:var(--ivory);
    position:relative; overflow:hidden;
    padding:168px 0 120px;
  }
  #top .hero-grid{
    position:relative; z-index:2;
    display:grid; grid-template-columns:1.3fr 0.9fr; gap:60px; align-items:end;
  }
  @media (max-width:900px){ #top .hero-grid{ grid-template-columns:1fr; } }
  h1{
    font-family:var(--serif); font-weight:400; font-size:clamp(38px,5.4vw,68px);
    line-height:1.06; letter-spacing:-0.01em; margin:22px 0 26px;
    color:var(--ivory);
  }
  h1 em{ font-style:italic; color:var(--brass-light); font-weight:400; }
  .hero-lede{
    font-size:17px; color:var(--ivory-soft); max-width:38ch; line-height:1.7;
  }
  .hero-meta{
    font-family:var(--mono); font-size:12.5px; color:var(--ivory-soft);
    letter-spacing:0.05em; margin-top:34px; padding-top:24px;
    border-top:1px solid var(--ink-line);
    display:flex; gap:28px; flex-wrap:wrap;
  }
  .hero-graphic{ position:relative; height:220px; }
  .hero-graphic svg{ width:100%; height:100%; }
  .hero-graphic .rising-path{
    stroke-dasharray:600; stroke-dashoffset:600;
    animation:draw 2.2s ease forwards .4s;
  }
  @keyframes draw{ to{ stroke-dashoffset:0; } }
  .hero-bg-mark{
    position:absolute; right:-4%; top:-10%; z-index:1; opacity:0.06;
    width:min(42vw,560px); pointer-events:none; user-select:none;
  }
  .hero-bg-mark svg{ width:100%; height:auto; display:block; }

  /* ---------- SECTION SCAFFOLD ---------- */
  section{ padding:112px 0; }
  @media (max-width:720px){ section{ padding:76px 0; } }
  .section-head{ max-width:640px; margin-bottom:56px; }
  .section-head h2{
    font-family:var(--serif); font-weight:400; font-size:clamp(28px,3.4vw,42px);
    line-height:1.14; margin:18px 0 0; letter-spacing:-0.01em;
  }
  .on-ink .section-head h2{ color:var(--ivory); }
  .on-ink .eyebrow{ color:var(--brass-light); }
  .on-ink .eyebrow::before{ background:var(--brass-light); }

  .reveal{ opacity:0; transform:translateY(22px); transition:opacity .7s ease, transform .7s ease; }
  .reveal.in{ opacity:1; transform:translateY(0); }

  /* ---------- APPROCCIO (triad, not numbered — three simultaneous pillars) ---------- */
  #approccio{ background:var(--paper); }
  .approccio-body{ display:grid; grid-template-columns:1fr 1fr; gap:64px; }
  @media (max-width:860px){ .approccio-body{ grid-template-columns:1fr; gap:40px; } }
  .approccio-text p{ font-size:16.5px; color:var(--slate); max-width:52ch; }
  .approccio-text p + p{ margin-top:16px; }
  .triad{ display:flex; flex-direction:column; gap:0; }
  .triad-item{
    display:grid; grid-template-columns:120px 1fr; gap:20px;
    padding:22px 0; border-top:1px solid var(--paper-line);
  }
  .triad-item:last-child{ border-bottom:1px solid var(--paper-line); }
  .triad-label{ font-family:var(--serif); font-style:italic; font-size:19px; color:var(--brass); }
  .triad-desc{ font-size:14.5px; color:var(--slate); line-height:1.6; }

  /* ---------- SERVIZI ---------- */
  #servizi{ background:var(--paper-soft); }
  .servizi-grid{ display:grid; grid-template-columns:repeat(3,1fr); gap:1px; background:var(--paper-line); border:1px solid var(--paper-line); }
  @media (max-width:860px){ .servizi-grid{ grid-template-columns:1fr; } }
  .servizio{ background:var(--paper-soft); padding:38px 32px; }
  .servizio .num{ font-family:var(--mono); font-size:12.5px; color:var(--brass); }
  .servizio h3{ font-family:var(--serif); font-weight:500; font-size:22px; margin:14px 0 12px; }
  .servizio p{ font-size:14.5px; color:var(--slate); margin:0; }

  /* ---------- PROCESSO (signature: real sequential deal stages) ---------- */
  #processo{ background:var(--ink); color:var(--ivory); }
  .timeline{ position:relative; margin-top:20px; }
  .timeline-track{
    position:absolute; left:0; right:0; top:26px; height:1px; background:var(--ink-line);
  }
  .timeline-row{ display:grid; grid-template-columns:repeat(5,1fr); gap:24px; position:relative; z-index:2; }
  @media (max-width:900px){
    .timeline-row{ grid-template-columns:1fr; gap:0; }
    .timeline-track{ left:26px; right:auto; top:0; bottom:0; width:1px; height:auto; }
  }
  .stage{ padding-top:0; }
  @media (max-width:900px){
    .stage{ display:grid; grid-template-columns:52px 1fr; padding:26px 0; border-bottom:1px solid var(--ink-line); }
    .stage:last-child{ border-bottom:none; }
  }
  .stage-node{
    width:52px; height:52px; border-radius:50%;
    background:var(--ink-soft); border:1px solid var(--brass);
    display:flex; align-items:center; justify-content:center;
    font-family:var(--mono); font-size:14px; color:var(--brass-light);
    margin-bottom:22px;
  }
  .stage h4{ font-family:var(--serif); font-weight:500; font-size:18px; margin:0 0 10px; color:var(--ivory); }
  .stage p{ font-size:13.5px; color:var(--ivory-soft); line-height:1.6; margin:0; }

  /* ---------- ECOSISTEMA ---------- */
  #ecosistema{ background:var(--paper); }
  .eco-grid{ display:grid; grid-template-columns:repeat(3,1fr); gap:34px; }
  @media (max-width:860px){ .eco-grid{ grid-template-columns:1fr; } }
  .eco-card{ border-top:2px solid var(--brass); padding-top:22px; }
  .eco-card .eco-kicker{ font-family:var(--mono); font-size:12px; letter-spacing:0.08em; text-transform:uppercase; color:var(--slate-soft); }
  .eco-card h3{ font-family:var(--serif); font-weight:500; font-size:23px; margin:12px 0 12px; }
  .eco-card p{ font-size:14.5px; color:var(--slate); margin:0; }

  /* ---------- COME LAVORIAMO ---------- */
  #come-lavoriamo{ background:var(--paper-soft); }
  .modello-grid{ display:grid; grid-template-columns:1fr 1fr; gap:1px; background:var(--paper-line); border:1px solid var(--paper-line); }
  @media (max-width:760px){ .modello-grid{ grid-template-columns:1fr; } }
  .modello{ background:var(--paper-soft); padding:40px 36px; }
  .modello h3{ font-family:var(--serif); font-style:italic; font-weight:500; font-size:24px; margin:0 0 14px; color:var(--ink); }
  .modello p{ font-size:14.5px; color:var(--slate); margin:0 0 18px; }
  .modello ul{ margin:0; padding-left:18px; font-size:13.5px; color:var(--slate); }
  .modello li{ margin-bottom:6px; }

  /* ---------- CONTATTI ---------- */
  #contatti{ background:var(--ink); color:var(--ivory); }
  .contatti-grid{ display:grid; grid-template-columns:1.2fr 1fr; gap:60px; }
  @media (max-width:860px){ .contatti-grid{ grid-template-columns:1fr; gap:40px; } }
  .contatti-cta h2{ font-family:var(--serif); font-weight:400; font-size:clamp(28px,3.6vw,44px); line-height:1.14; margin:18px 0 26px; }
  .contatti-cta a.mail{
    display:inline-flex; align-items:center; gap:12px;
    font-family:var(--mono); font-size:15px; color:var(--brass-light);
    border-bottom:1px solid var(--brass); padding-bottom:6px;
  }
  .sedi{ display:flex; flex-direction:column; gap:22px; }
  .sede{ border-top:1px solid var(--ink-line); padding-top:16px; }
  .sede .city{ font-family:var(--serif); font-style:italic; font-size:17px; color:var(--ivory); }
  .sede .role{ font-family:var(--mono); font-size:12px; color:var(--ivory-soft); margin-top:4px; }

  footer{
    background:var(--ink); color:var(--ivory-soft); border-top:1px solid var(--ink-line);
    padding:26px 0; font-family:var(--mono); font-size:12px; letter-spacing:0.02em;
  }
  footer .wrap{ display:flex; justify-content:space-between; flex-wrap:wrap; gap:10px; }
  footer a{ color:var(--ivory-soft); border-bottom:1px solid transparent; }
  footer a:hover{ border-color:var(--ivory-soft); }

  /* ---------- LEGAL PAGE ---------- */
  .legal-hero{ background:var(--ink); color:var(--ivory); padding:150px 0 60px; }
  .legal-hero h1{ margin:18px 0 0; font-size:clamp(30px,4vw,46px); }
  .legal-body{ padding:70px 0 100px; }
  .legal-body .wrap{ max-width:760px; }
  .legal-block + .legal-block{ margin-top:56px; padding-top:56px; border-top:1px solid var(--paper-line); }
  .legal-block h2{ font-family:var(--serif); font-weight:500; font-size:26px; margin:0 0 20px; }
  .legal-block h3{ font-family:var(--sans); font-weight:600; font-size:15px; margin:28px 0 10px; text-transform:uppercase; letter-spacing:0.03em; color:var(--brass); }
  .legal-block p{ font-size:15px; color:var(--slate); margin:0 0 14px; }
  .legal-block ul{ font-size:15px; color:var(--slate); padding-left:20px; margin:0 0 14px; }
  .legal-block li{ margin-bottom:8px; }
  .legal-block a{ color:var(--ink); border-bottom:1px solid var(--brass); }
  .back-link{ font-family:var(--mono); font-size:12.5px; color:var(--ivory-soft); }