:root{
  --navy:#1A4A8F;
  --navy-deep:#11305E;
  --navy-ink:#0B2147;
  --orange:#F26A1F;
  --orange-soft:#FF8B4A;
  --yellow:#FFE81A;
  --yellow-soft:#FFF089;
  --cream:#FFFBEA;
  --paper:#FAFAF5;
  --ink:#111a2e;
  --muted:#5c6780;
  --line:#E7E9EF;
}
*{box-sizing:border-box;margin:0;padding:0}
html,body{background:var(--paper);color:var(--ink);font-family:'Manrope',system-ui,-apple-system,sans-serif;line-height:1.5;-webkit-font-smoothing:antialiased}
h1,h2,h3,h4,h5{font-family:'Nunito',sans-serif;font-weight:900;letter-spacing:-0.02em;line-height:1.1}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
button{font:inherit;cursor:pointer;border:none;background:none}
input,textarea,select{font:inherit}
.wrap{max-width:1240px;margin:0 auto;padding:0 28px}

.btn{display:inline-flex;align-items:center;gap:10px;padding:14px 26px;border-radius:999px;font-weight:800;font-family:'Nunito',sans-serif;font-size:15px;transition:transform .15s ease, box-shadow .2s ease, background .2s;cursor:pointer}
.btn:active{transform:translateY(1px)}
.btn-primary{background:var(--orange);color:#fff;box-shadow:0 8px 20px -8px rgba(242,106,31,.7)}
.btn-primary:hover{background:#e15a11}
.btn-navy{background:var(--navy);color:#fff}
.btn-navy:hover{background:var(--navy-deep)}
.btn-ghost{background:transparent;color:var(--navy);border:2px solid var(--navy)}
.btn-ghost:hover{background:var(--navy);color:#fff}
.btn-yellow{background:var(--yellow);color:var(--navy-ink)}

.eyebrow{display:inline-flex;align-items:center;gap:10px;padding:8px 16px;background:var(--yellow);color:var(--navy-ink);border-radius:999px;font-weight:700;font-size:13px;letter-spacing:.02em;text-transform:uppercase}
.eyebrow .dot{width:8px;height:8px;border-radius:50%;background:var(--orange)}

/* ============ NAV ============ */
.nav{position:sticky;top:0;z-index:50;background:rgba(250,250,245,.9);backdrop-filter:saturate(180%) blur(14px);border-bottom:1px solid transparent;transition:border-color .2s}
.nav.scrolled{border-bottom-color:var(--line)}
.nav-inner{display:flex;align-items:center;justify-content:space-between;height:78px;max-width:1240px;margin:0 auto;padding:0 28px}
.logo img{height:36px;width:auto;display:block}
.nav-links{display:flex;gap:6px;align-items:center}
.nav-item{position:relative}
.nav-item>a,.nav-item>button{font-weight:600;color:var(--navy-ink);font-size:15px;padding:10px 14px;border-radius:10px;display:inline-flex;align-items:center;gap:6px;transition:color .15s, background .15s;font-family:'Manrope',sans-serif}
.nav-item>a:hover,.nav-item>button:hover,.nav-item.active>a{color:var(--navy)}
.nav-item.active>a{background:var(--yellow-soft)}
.chev{transition:transform .2s}
.nav-item.open .chev{transform:rotate(180deg)}
.submenu{position:absolute;top:calc(100% + 8px);left:0;min-width:250px;background:#fff;border:1px solid var(--line);border-radius:16px;padding:10px;box-shadow:0 20px 40px -12px rgba(11,33,71,.2);opacity:0;visibility:hidden;transform:translateY(-6px);transition:.2s}
.nav-item.open .submenu, .nav-item:hover .submenu{opacity:1;visibility:visible;transform:none}
.submenu a{display:block;padding:10px 14px;border-radius:10px;font-size:14.5px;color:var(--navy-ink);font-weight:600;transition:.15s}
.submenu a:hover{background:var(--cream);color:var(--navy)}
.submenu .sm-head{font-size:11px;text-transform:uppercase;letter-spacing:.08em;color:var(--muted);padding:8px 14px 4px;font-weight:800}
.nav-cta{display:flex;gap:10px;align-items:center}
.nav-cta .btn{padding:10px 18px;font-size:14px}
.hamburger{display:none;flex-direction:column;gap:5px;padding:10px}
.hamburger span{width:24px;height:2.5px;background:var(--navy-ink);border-radius:2px;transition:.25s}
.hamburger.open span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.hamburger.open span:nth-child(2){opacity:0}
.hamburger.open span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}
.mobile-menu{display:none;flex-direction:column;padding:18px 28px 28px;border-bottom:1px solid var(--line);background:var(--paper)}
.mobile-menu.open{display:flex}
.mm-group{border-bottom:1px solid var(--line);padding:10px 0}
.mm-group:last-of-type{border:none}
.mm-title{font-family:'Nunito',sans-serif;font-weight:800;font-size:16px;color:var(--navy-ink);padding:8px 0;display:flex;justify-content:space-between;align-items:center;cursor:pointer}
.mm-group a{display:block;padding:8px 0 8px 14px;color:var(--muted);font-size:14.5px;font-weight:600}
.mm-group a:hover{color:var(--navy)}

/* ============ PAGE HEADER ============ */
.page-hero{padding:72px 0 60px;position:relative;overflow:hidden}
.page-hero .crumbs{color:var(--muted);font-size:13px;font-weight:600;margin-bottom:18px}
.page-hero .crumbs a:hover{color:var(--orange)}
.page-hero h1{font-size:clamp(38px,5vw,66px);color:var(--navy-ink);max-width:820px;margin-bottom:20px}
.page-hero p.lead{font-size:19px;color:var(--muted);max-width:640px}
.page-hero .deco{position:absolute;top:-80px;right:-80px;width:340px;height:340px;background:var(--yellow);border-radius:55% 45% 60% 40% / 50% 60% 40% 50%;opacity:.5;z-index:-1}
.page-hero .deco2{position:absolute;bottom:-60px;left:-60px;width:180px;height:180px;background:var(--orange);border-radius:50% 50% 45% 55%;opacity:.08;z-index:-1}

/* ============ FOOTER ============ */
footer{background:#fff;padding:72px 0 32px;border-top:1px solid var(--line);margin-top:80px}
.foot{display:grid;grid-template-columns:1.3fr repeat(3,1fr);gap:50px;margin-bottom:50px}
.foot h5{font-family:'Nunito',sans-serif;font-weight:800;color:var(--navy-ink);font-size:14px;margin-bottom:18px;text-transform:uppercase;letter-spacing:.04em}
.foot ul{list-style:none;display:flex;flex-direction:column;gap:10px}
.foot a{color:var(--muted);font-size:14.5px;transition:color .15s}
.foot a:hover{color:var(--orange)}
.foot-about img{height:32px;margin-bottom:16px}
.foot-about p{color:var(--muted);font-size:14.5px;max-width:320px;margin-bottom:20px}
.socials{display:flex;gap:10px}
.socials a{width:38px;height:38px;border-radius:50%;background:var(--paper);display:grid;place-items:center;color:var(--navy-ink);transition:.2s}
.socials a:hover{background:var(--navy-ink);color:#fff}
.foot-bot{display:flex;justify-content:space-between;padding-top:28px;border-top:1px solid var(--line);color:var(--muted);font-size:13.5px;flex-wrap:wrap;gap:12px}

/* ============ CARDS / UTILITY ============ */
.card{background:#fff;border:1px solid var(--line);border-radius:24px;padding:32px}
.section{padding:80px 0}
.section-dark{background:var(--navy-ink);color:#fff}
.section-dark h2,.section-dark h3,.section-dark h4{color:#fff}
.section-cream{background:var(--cream)}

.reveal{opacity:0;transform:translateY(16px);transition:opacity .6s ease, transform .6s ease}
.reveal.in{opacity:1;transform:none}

/* form */
.field{display:flex;flex-direction:column;gap:6px;margin-bottom:18px}
.field label{font-size:13px;font-weight:700;color:var(--navy-ink);text-transform:uppercase;letter-spacing:.05em}
.field input,.field select,.field textarea{padding:14px 16px;border-radius:14px;border:1.5px solid var(--line);background:#fff;font-size:15px;color:var(--navy-ink);transition:border-color .15s}
.field input:focus,.field select:focus,.field textarea:focus{outline:none;border-color:var(--navy)}
.field textarea{resize:vertical;min-height:120px;font-family:inherit}
.field .hint{font-size:12.5px;color:var(--muted)}

/* ============ RESPONSIVE GRID UTILITIES ============ */

/* Two-column content grid (used in progetto, contatti etc.) */
.grid-2col {
  display: grid;
  grid-template-columns: 1.1fr .9fr;
  gap: 60px;
  align-items: center;
}
.grid-2col-sym {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}
.grid-2col-form {
  display: grid;
  grid-template-columns: .9fr 1.1fr;
  gap: 60px;
}
/* Three-column cards grid */
.grid-3col {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
/* Two-column cards grid */
.grid-2col-cards {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 22px;
}
/* Stats three-column grid */
.grid-3col-stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 30px;
}
/* Contact form name row */
.grid-form-name {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
}

/* ============ RESPONSIVE BREAKPOINTS ============ */
@media (max-width:1040px){
  .nav-links{display:none}
  .nav-cta .btn-ghost{display:none}
  .hamburger{display:flex}
  .foot{grid-template-columns:1fr 1fr;gap:36px}
  /* Content grids collapse to single column */
  .grid-2col,
  .grid-2col-sym,
  .grid-2col-form {
    grid-template-columns: 1fr;
    gap: 36px;
  }
}
@media (max-width:760px){
  /* 3-col and 2-col card grids go to 1 column */
  .grid-3col {
    grid-template-columns: 1fr;
  }
  .grid-2col-cards {
    grid-template-columns: 1fr;
  }
  .grid-3col-stats {
    grid-template-columns: 1fr;
    gap: 20px;
  }
  .grid-form-name {
    grid-template-columns: 1fr;
  }
}
@media (max-width:620px){
  .foot{grid-template-columns:1fr}
  .section{padding:60px 0}
  .page-hero{padding:52px 0 40px}
}