/* =========================================================
   SIGEL Scarl — Sito 2026 (redesign moderno, responsive)
   Palette: navy + ambra (logistica / sicurezza)
   ========================================================= */
:root{
  --navy:#0e3a5f;
  --navy-dark:#0a2c48;
  --blue:#1763a6;
  --amber:#f5a623;
  --amber-dark:#d98c05;
  --ink:#1c2b39;
  --muted:#5d6b79;
  --bg:#ffffff;
  --bg-alt:#f2f6fa;
  --bg-deep:#0c2e4c;
  --line:#e2eaf1;
  --radius:14px;
  --radius-sm:10px;
  --shadow:0 10px 30px rgba(14,58,95,.10);
  --shadow-lg:0 24px 60px rgba(14,58,95,.18);
  --maxw:1160px;
  --font:"Inter",system-ui,-apple-system,"Segoe UI",Roboto,Arial,sans-serif;
  --font-head:"Poppins",var(--font);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:var(--font);color:var(--ink);background:var(--bg);font-size:17px;line-height:1.7;-webkit-font-smoothing:antialiased}
img{max-width:100%;display:block}
a{color:var(--blue);text-decoration:none;transition:color .2s}
a:hover{color:var(--amber-dark)}
h1,h2,h3,h4{font-family:var(--font-head);color:var(--navy);line-height:1.2;font-weight:700;margin:0 0 .5em}
h1{font-size:clamp(2rem,4.5vw,3.3rem);letter-spacing:-.02em}
h2{font-size:clamp(1.55rem,3vw,2.3rem)}
h3{font-size:1.25rem}
p{margin:0 0 1.1em}
.container{max-width:var(--maxw);margin:0 auto;padding:0 24px}
.section{padding:84px 0}
.section--alt{background:var(--bg-alt)}
.eyebrow{display:inline-block;font-family:var(--font-head);font-weight:600;font-size:.8rem;letter-spacing:.16em;text-transform:uppercase;color:var(--amber-dark);margin-bottom:14px}
.lead{font-size:1.15rem;color:var(--muted)}
.center{text-align:center}
.center .lead{max-width:720px;margin:0 auto}

/* Buttons */
.btn{display:inline-flex;align-items:center;gap:.6em;font-family:var(--font-head);font-weight:600;font-size:1rem;padding:14px 26px;border-radius:999px;cursor:pointer;border:2px solid transparent;transition:transform .15s,box-shadow .2s,background .2s,color .2s}
.btn:hover{transform:translateY(-2px)}
.btn--primary{background:var(--navy);color:#fff;box-shadow:0 8px 20px rgba(14,58,95,.28)}
.btn--primary:hover{background:var(--navy-dark);color:#fff}
.btn--amber{background:var(--amber);color:#3a2a00;box-shadow:0 8px 20px rgba(245,166,35,.4)}
.btn--amber:hover{background:var(--amber-dark);color:#fff}
.btn--ghost{background:transparent;color:#fff;border-color:rgba(255,255,255,.55)}
.btn--ghost:hover{background:#fff;color:var(--navy);border-color:#fff}
.btn--outline{background:transparent;color:var(--navy);border-color:var(--navy)}
.btn--outline:hover{background:var(--navy);color:#fff}

/* Header */
.site-header{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.94);backdrop-filter:saturate(160%) blur(10px);border-bottom:1px solid var(--line)}
.nav{display:flex;align-items:center;justify-content:space-between;height:74px}
.brand{font-family:var(--font-head);font-weight:700;color:var(--navy);font-size:1.3rem;letter-spacing:.04em;display:flex;align-items:center;gap:10px}
.brand b{color:var(--amber-dark)}
.nav-links{display:flex;align-items:center;gap:4px;list-style:none;margin:0;padding:0}
.nav-links a{font-family:var(--font-head);font-weight:500;color:var(--navy);font-size:.96rem;padding:10px 13px;border-radius:8px}
.nav-links a:hover{color:var(--blue);background:var(--bg-alt)}
.nav-links a.active{color:var(--amber-dark)}
.nav-links .btn{padding:9px 18px;margin-left:8px}
.nav-toggle{display:none;background:none;border:0;cursor:pointer;padding:8px}
.nav-toggle span{display:block;width:26px;height:2px;background:var(--navy);margin:5px 0;transition:.25s}

/* Hero */
.hero{position:relative;color:#fff;min-height:74vh;display:flex;align-items:center;overflow:hidden;background-color:#0c2e4c;background-position:center;background-size:cover;background-repeat:no-repeat}
.hero::before{content:"";position:absolute;inset:0;background:linear-gradient(115deg,rgba(10,44,72,.82) 0%,rgba(14,58,95,.55) 50%,rgba(12,46,76,.35) 100%)}
.hero__inner{position:relative;z-index:1;padding-top:110px;padding-bottom:110px}
.hero h1{color:#fff;max-width:16ch;text-shadow:0 2px 16px rgba(0,0,0,.3)}
.hero .lead{color:rgba(255,255,255,.94);font-size:1.3rem;font-family:var(--font-head);font-weight:500}
.hero__actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:30px}
.hero--page{min-height:42vh}
.hero--page .hero__inner{padding-top:74px;padding-bottom:74px}
.breadcrumb{font-size:.9rem;color:rgba(255,255,255,.8);margin-bottom:14px;font-family:var(--font-head)}
.breadcrumb a{color:rgba(255,255,255,.8)}
.breadcrumb a:hover{color:#fff}

/* Split */
.split{display:grid;grid-template-columns:1.05fr 1fr;gap:52px;align-items:center}
.split--rev .split__media{order:2}
.split__media img{border-radius:var(--radius);box-shadow:var(--shadow-lg);width:100%;aspect-ratio:4/3;object-fit:cover}

/* Cards (aree del sito) */
.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:28px 26px;box-shadow:var(--shadow);transition:transform .2s,box-shadow .2s;display:flex;flex-direction:column}
.card:hover{transform:translateY(-6px);box-shadow:var(--shadow-lg)}
.card .ic{width:48px;height:48px;border-radius:12px;background:var(--bg-alt);color:var(--blue);display:grid;place-items:center;margin-bottom:16px}
.card .ic svg{width:26px;height:26px}
.card h3{margin-bottom:.35em}
.card p{color:var(--muted);font-size:.98rem;margin-bottom:1em}
.card__link{margin-top:auto;font-family:var(--font-head);font-weight:600;font-size:.95rem;display:inline-flex;gap:.4em;align-items:center;color:var(--blue)}
.card__link::after{content:"→";transition:transform .2s}
.card:hover .card__link::after{transform:translateX(4px)}

/* Document cards (PDF/allegati) */
.doc-list{display:grid;gap:16px}
.doc-card{display:flex;align-items:center;gap:18px;background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:20px 22px;box-shadow:var(--shadow);transition:transform .18s,box-shadow .2s,border-color .2s}
.doc-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-lg);border-color:#cfe0ee}
.doc-card__ic{flex:0 0 50px;height:50px;border-radius:12px;background:#fdeccd;color:var(--amber-dark);display:grid;place-items:center}
.doc-card__ic svg{width:26px;height:26px}
.doc-card__body{flex:1;min-width:0}
.doc-card__body b{display:block;font-family:var(--font-head);color:var(--navy);font-size:1.05rem;line-height:1.3}
.doc-card__body span{font-size:.88rem;color:var(--muted)}
.doc-card .btn{flex:0 0 auto;padding:11px 20px}
.doc-group{margin-bottom:44px}
.doc-group:last-child{margin-bottom:0}
.doc-group>h2{margin-bottom:.2em}
.doc-group>p.lead{margin-bottom:22px}

/* CTA band */
.cta{background:linear-gradient(120deg,var(--navy-dark),var(--navy) 60%,var(--blue));color:#fff;text-align:center}
.cta h2{color:#fff}
.cta p{color:rgba(255,255,255,.9);max-width:560px;margin:0 auto 26px}

/* Contact */
.contact-grid{display:grid;grid-template-columns:1fr 1fr;gap:46px}
.info-item{display:flex;gap:16px;margin-bottom:22px;align-items:flex-start}
.info-item .ic{flex:0 0 44px;height:44px;border-radius:12px;background:var(--bg-alt);color:var(--blue);display:grid;place-items:center}
.info-item .ic svg{width:22px;height:22px}
.info-item b{display:block;font-family:var(--font-head);color:var(--navy)}
.info-item span,.info-item a{color:var(--muted)}
form.cform{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:30px;box-shadow:var(--shadow)}
.cform-row{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.cform label{display:block;font-family:var(--font-head);font-weight:600;font-size:.9rem;color:var(--navy);margin:0 0 6px}
.cform input,.cform textarea{width:100%;padding:13px 15px;border:1px solid var(--line);border-radius:var(--radius-sm);font:inherit;font-size:1rem;margin-bottom:16px;background:#fbfdff;transition:border .2s,box-shadow .2s}
.cform input:focus,.cform textarea:focus{outline:none;border-color:var(--amber);box-shadow:0 0 0 3px rgba(245,166,35,.18)}
.cform textarea{min-height:130px;resize:vertical}
.map{border:0;width:100%;height:100%;min-height:300px;border-radius:var(--radius)}
.map-img{border-radius:var(--radius);box-shadow:var(--shadow);width:100%;object-fit:cover}

/* Footer */
.site-footer{background:var(--bg-deep);color:rgba(255,255,255,.72);padding:60px 0 26px}
.foot-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr;gap:40px}
.site-footer h4{color:#fff;font-size:1.05rem;margin-bottom:1em}
.site-footer a{color:rgba(255,255,255,.72)}
.site-footer a:hover{color:var(--amber)}
.foot-list{list-style:none;margin:0;padding:0;display:grid;gap:10px;font-size:.96rem}
.foot-bottom{border-top:1px solid rgba(255,255,255,.12);margin-top:40px;padding-top:22px;display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;font-size:.85rem;color:rgba(255,255,255,.55)}

/* Responsive */
@media (max-width:900px){
  .split,.contact-grid,.foot-grid{grid-template-columns:1fr;gap:30px}
  .split--rev .split__media{order:0}
  .cards{grid-template-columns:1fr 1fr}
}
@media (max-width:720px){
  .nav-toggle{display:block}
  .nav-links{position:fixed;inset:74px 0 auto 0;background:#fff;flex-direction:column;align-items:stretch;gap:0;padding:10px 16px 20px;border-bottom:1px solid var(--line);box-shadow:var(--shadow);transform:translateY(-140%);transition:transform .3s;max-height:calc(100vh - 74px);overflow:auto}
  .nav-links.open{transform:translateY(0)}
  .nav-links a{padding:14px 12px;border-bottom:1px solid var(--line);border-radius:0}
  .nav-links a:hover{background:var(--bg-alt);transform:none}
  .nav-links .btn{margin:14px 0 0;justify-content:center}
  .cards{grid-template-columns:1fr}
  .cform-row{grid-template-columns:1fr}
  .section{padding:58px 0}
  .hero__inner{padding-top:84px;padding-bottom:84px}
  .doc-card{flex-wrap:wrap}
  .doc-card .btn{width:100%;justify-content:center}
}