:root{
  --bg:#0b1220;
  --text:#101828;
  --muted:#667085;
  --card:#ffffff;
  --line:#e6e8ee;
  --accent:#2563eb;
  --accent2:#0ea5e9;
}

*{box-sizing:border-box}
body{margin:0;font-family:system-ui,-apple-system,Segoe UI,Roboto,Arial;color:var(--text);background:#f6f7fb}
a{color:inherit;text-decoration:none}
.container{max-width:1100px;margin:0 auto;padding:0 16px}

.topbar{background:#0f172a;color:#e5e7eb;font-size:13px}
.topbar-inner{display:flex;gap:16px;align-items:center;justify-content:space-between;padding:8px 0}
.topbar-left span{margin-right:12px;opacity:.9}
.topbar-right a{margin-left:12px;opacity:.9}
.topbar-right a:hover{opacity:1}

.site-header{background:#fff;border-bottom:1px solid var(--line);position:sticky;top:0;z-index:10}
.navwrap{display:flex;align-items:center;justify-content:space-between;padding:10px 0;gap:16px}
.logo{height:62px;width:auto;display:block}

.nav{display:flex;align-items:center;gap:18px}
.nav a{color:#111827;font-weight:600;font-size:14px}
.nav a:hover{color:var(--accent)}
.btn-sm{background:var(--accent);color:#fff;padding:10px 12px;border-radius:10px}
.btn-sm:hover{filter:brightness(.95)}

.burger{display:none;background:transparent;border:1px solid var(--line);border-radius:10px;padding:8px 10px;font-size:18px}

.flash{padding:10px 0}
.flash .container{padding:10px 16px;border-radius:12px}
.flash.ok .container{background:#ecfdf3;border:1px solid #a7f3d0;color:#065f46}
.flash.err .container{background:#fef2f2;border:1px solid #fecaca;color:#7f1d1d}

.hero{background:linear-gradient(135deg,#0b1220,#111827);color:#fff;padding:52px 0}
.hero h1{margin:0 0 10px;font-size:34px;line-height:1.15}
.hero p{margin:0 0 18px;color:#d1d5db;max-width:800px}
.hero .cta{display:flex;gap:10px;flex-wrap:wrap}
.btn{display:inline-block;background:#fff;color:#111827;padding:12px 16px;border-radius:12px;font-weight:700}
.btn-outline{background:transparent;border:1px solid rgba(255,255,255,.35);color:#fff}

.section{padding:28px 0}
.h2{font-size:22px;margin:0 0 14px}
.grid{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}
.card{background:var(--card);border:1px solid var(--line);border-radius:16px;padding:16px;box-shadow:0 6px 18px rgba(16,24,40,.05)}
.card h3{margin:0 0 6px}
.card p{margin:0;color:var(--muted)}
.card:hover{border-color:#c7d2fe}

.two{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.list-item{background:#fff;border:1px solid var(--line);border-radius:16px;padding:14px;margin-bottom:10px}
.list-item h3{margin:0 0 6px;font-size:16px}
.list-item p{margin:0;color:var(--muted)}
.badge{display:inline-block;font-size:12px;background:#eff6ff;border:1px solid #bfdbfe;color:#1d4ed8;padding:4px 8px;border-radius:999px;margin-right:6px}

.content{background:#fff;border:1px solid var(--line);border-radius:16px;padding:18px}
.content h1{margin-top:0}
.content p{color:var(--text);line-height:1.6}
.content .meta{color:var(--muted);font-size:13px;margin-bottom:10px}

.form{display:grid;gap:10px}
input,textarea{width:100%;padding:12px;border:1px solid var(--line);border-radius:12px;font:inherit}
textarea{min-height:140px;resize:vertical}
button{background:var(--accent);color:#fff;border:0;border-radius:12px;padding:12px 14px;font-weight:700;cursor:pointer}
button:hover{filter:brightness(.95)}
small{color:var(--muted)}

.footer{background:#0b1220;color:#e5e7eb;margin-top:30px}
.footer-grid{display:grid;grid-template-columns:1.2fr 1fr 1fr;gap:20px;padding:26px 0}
.footer h3,.footer h4{margin:0 0 10px}
.footer p{margin:0;color:#cbd5e1}
.footer input{background:#0f172a;border:1px solid rgba(255,255,255,.12);color:#fff}
.footer-bottom{padding:10px 0;border-top:1px solid rgba(255,255,255,.08);color:#94a3b8}

.pager{display:flex;gap:8px;margin-top:12px}
.pager a{background:#fff;border:1px solid var(--line);padding:8px 10px;border-radius:10px}

@media (max-width: 980px){
  .grid{grid-template-columns:repeat(2,1fr)}
  .two{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr}
}
@media (max-width: 720px){
  .burger{display:block}
  .nav{display:none;position:absolute;right:16px;top:110px;background:#fff;border:1px solid var(--line);border-radius:16px;padding:12px;flex-direction:column;align-items:flex-start;gap:12px;box-shadow:0 10px 30px rgba(16,24,40,.12)}
  .nav.open{display:flex}
}
/* HEADER STACKED: logo centrale + menu sotto */
.site-header--stacked{position:sticky;top:0;z-index:10;background:#fff;border-bottom:1px solid var(--line)}
.brandwrap{background:#fff}
.brandwrap-inner{display:flex;justify-content:center;align-items:center;padding:12px 0}
.brand--center{display:flex;justify-content:center;align-items:center}

.logo--big{height:235px;width:auto;display:block}

.menuwrap{background:#fff;border-top:1px solid var(--line)}
.menuwrap-inner{position:relative;display:flex;justify-content:center;align-items:center;padding:10px 0}

.nav--center{display:flex;justify-content:center;align-items:center;gap:18px;flex-wrap:wrap}
.nav--center a{color:#111827;font-weight:600;font-size:14px}
.nav--center a:hover{color:var(--accent)}

/* Burger in questo layout: a destra, menu centrato */
.burger{position:absolute;right:16px;top:50%;transform:translateY(-50%);display:none}

/* Mobile */
@media (max-width: 720px){
  .logo--big{height:140px} /* su mobile riduco, altrimenti è enorme */
  .menuwrap-inner{justify-content:flex-end}
  .burger{display:block}

  .nav--center{
    display:none;
    position:absolute;
    right:16px;
    top:54px;
    background:#fff;
    border:1px solid var(--line);
    border-radius:16px;
    padding:12px;
    flex-direction:column;
    align-items:flex-start;
    gap:12px;
    box-shadow:0 10px 30px rgba(16,24,40,.12);
    width:min(320px, calc(100vw - 32px));
  }
  .nav--center.open{display:flex}
}