/* ============================================================
   S.A.N.E. Italia — stylesheet condiviso (pagine pubbliche)
   Contiene: token di design, reset, nav, bottoni, footer,
   utility comuni. Il CSS specifico di pagina resta inline.
   ============================================================ */

*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}

:root{
  /* colori brand */
  --g:#0A2647;        /* navy — primario */
  --gm:#00A896;       /* teal */
  --gl:#00C9B1;       /* teal chiaro */
  --cr:#EEF5FA;       /* azzurrino di fondo */
  --tc:#F4A261;       /* arancio caldo (accento) */
  --wh:#F5F9FC;       /* off-white freddo */
  --gr:#5A6A7A;       /* grigio-blu testo */
  --dn:#061828;       /* navy profondo (footer) */
  /* testo su fondo navy: livelli di contrasto AA */
  --on-navy:rgba(255,255,255,.82);
  --on-navy-soft:rgba(255,255,255,.72);
  /* scala tipografica */
  --fs-xs:.78rem;     /* micro-label, tag */
  --fs-sm:.9rem;      /* testi secondari, card */
  --fs-base:.98rem;   /* corpo */
  --fs-lg:1.08rem;    /* lead */
  /* raggi e ombre */
  --r-sm:6px;--r-md:12px;--r-lg:16px;
  --shadow-sm:0 2px 12px rgba(10,38,71,.07);
  --shadow-md:0 10px 36px rgba(10,38,71,.1);
  /* layout: sezioni limitate a 1200px e centrate */
  --pad-x:max(2.5rem,calc((100vw - 1200px)/2));
}

html{scroll-behavior:smooth}
body{font-family:'Inter',sans-serif;background:var(--wh);color:var(--g);overflow-x:hidden;font-size:16px}

/* accessibilità */
a:focus-visible,button:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible{outline:3px solid var(--gl);outline-offset:2px;border-radius:4px}
.skip-link{position:absolute;left:-9999px;top:0;z-index:200;background:var(--gm);color:#fff;padding:.7rem 1.2rem;border-radius:0 0 8px 0;font-weight:700;text-decoration:none}
.skip-link:focus{left:0}
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *,*::before,*::after{animation-duration:.01ms!important;animation-iteration-count:1!important;transition-duration:.01ms!important}
}

/* icone SVG inline */
.ic{width:1em;height:1em;flex-shrink:0;fill:none;stroke:currentColor;stroke-width:2;stroke-linecap:round;stroke-linejoin:round;vertical-align:-.12em}

/* ============ NAV ============ */
body > nav{position:fixed;top:0;left:0;right:0;z-index:1000;display:flex;justify-content:space-between;align-items:center;padding:.9rem var(--pad-x);background:rgba(10,38,71,.97);backdrop-filter:blur(14px);border-bottom:1px solid rgba(0,168,150,.2);gap:1rem}
.logo{display:flex;align-items:center;gap:10px;text-decoration:none}
.logo img{height:38px;width:auto}
.logo-text{font-size:1.05rem;font-weight:700;color:#fff;letter-spacing:.03em}
.logo-text span{color:var(--gl)}
.nav-links{display:flex;gap:1.6rem;list-style:none}
.nav-links a{font-size:.78rem;font-weight:500;letter-spacing:.08em;text-decoration:none;color:var(--on-navy-soft);text-transform:uppercase;border-bottom:2px solid transparent;padding-bottom:.2rem;transition:color .2s,border-color .2s;white-space:nowrap}
.nav-links a:hover{color:var(--gl);border-bottom-color:var(--gl)}
.nav-links a.current{color:#fff;border-bottom-color:var(--gl)}
.nav-right{display:flex;align-items:center;gap:.9rem}
.lang-sw{display:flex;gap:.3rem}
.lb{background:none;border:1.5px solid rgba(255,255,255,.3);color:var(--on-navy-soft);font-size:.7rem;font-weight:600;letter-spacing:.08em;padding:.3rem .6rem;cursor:pointer;font-family:'Inter',sans-serif;transition:all .2s;text-transform:uppercase;border-radius:4px;text-decoration:none;display:inline-flex;align-items:center;justify-content:center;min-height:28px;min-width:34px}
.lb:hover,.lb.active{background:var(--gm);color:#fff;border-color:var(--gm)}
.nav-cta{background:var(--gm);color:#fff;padding:.48rem 1.2rem;font-size:.78rem;font-weight:600;letter-spacing:.06em;text-transform:uppercase;text-decoration:none;transition:background .2s,transform .15s;border-radius:6px;white-space:nowrap}
.nav-cta:hover{background:var(--gl);transform:translateY(-1px)}
.nav-portale{background:transparent;color:var(--on-navy);border:1.5px solid rgba(255,255,255,.3);padding:.44rem 1rem;font-size:.74rem;font-weight:600;letter-spacing:.06em;text-transform:uppercase;text-decoration:none;transition:all .2s;border-radius:6px;white-space:nowrap}
.nav-portale:hover{background:rgba(255,255,255,.1);border-color:var(--gl);color:#fff}
.nav-toggle{display:none;flex-direction:column;justify-content:center;gap:5px;width:44px;height:40px;padding:8px;background:transparent;border:1.5px solid rgba(255,255,255,.3);border-radius:6px;cursor:pointer}
.nav-toggle span{display:block;height:2px;width:100%;background:#fff;border-radius:2px;transition:transform .25s,opacity .25s}
body > nav.nav-open .nav-toggle span:nth-child(1){transform:translateY(7px) rotate(45deg)}
body > nav.nav-open .nav-toggle span:nth-child(2){opacity:0}
body > nav.nav-open .nav-toggle span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}

/* ============ ELEMENTI COMUNI ============ */
section{padding:4.5rem var(--pad-x)}
.eyebrow{font-size:.72rem;font-weight:600;letter-spacing:.2em;text-transform:uppercase;color:var(--gm);margin-bottom:1.2rem}
.sec-title{font-size:clamp(1.6rem,2.8vw,2.4rem);font-weight:700;line-height:1.15;color:var(--g);max-width:700px}
.sec-title em{font-style:normal;color:var(--gm)}

/* bottoni */
.btn-p{background:var(--g);color:#fff;padding:.8rem 2rem;font-size:.88rem;font-weight:600;letter-spacing:.04em;border:none;cursor:pointer;text-decoration:none;display:inline-block;transition:background .2s,transform .15s;border-radius:8px}
.btn-p:hover{background:var(--gm);transform:translateY(-2px)}
.btn-s{background:transparent;color:var(--g);padding:.8rem 2rem;font-size:.88rem;font-weight:600;letter-spacing:.04em;border:2px solid var(--g);cursor:pointer;text-decoration:none;display:inline-block;transition:all .2s;border-radius:8px}
.btn-s:hover{border-color:var(--gm);color:var(--gm)}

/* fascia trust (partner istituzionali) */
.trust-sec{background:#fff;padding:1.9rem var(--pad-x);border-bottom:1px solid rgba(10,38,71,.06)}
.trust-inner{display:flex;align-items:center;justify-content:center;gap:1.4rem 2.6rem;flex-wrap:wrap}
.trust-lead{font-size:.72rem;font-weight:600;letter-spacing:.16em;text-transform:uppercase;color:var(--gr);white-space:nowrap}
.trust-item{font-size:.95rem;font-weight:700;color:#8496A9;letter-spacing:.04em;white-space:nowrap;transition:color .2s}
.trust-item:hover{color:var(--gm)}

/* ============ FOOTER ============ */
footer{background:var(--dn);color:rgba(255,255,255,.6);padding:3.2rem var(--pad-x) 1.6rem;font-size:.85rem}
.ft-grid{display:grid;grid-template-columns:1.4fr 1fr 1.2fr 1fr;gap:2.5rem;padding-bottom:2.2rem;border-bottom:1px solid rgba(255,255,255,.1)}
.ft-brand .logo{margin-bottom:.9rem}
.ft-payoff{font-size:.82rem;line-height:1.6;color:rgba(255,255,255,.55);max-width:280px}
.ft-h{font-size:.72rem;font-weight:700;letter-spacing:.14em;text-transform:uppercase;color:var(--gl);margin-bottom:1rem}
.ft-col ul{list-style:none;display:flex;flex-direction:column;gap:.55rem}
.ft-col a{color:rgba(255,255,255,.65);text-decoration:none;transition:color .2s;font-size:.85rem}
.ft-col a:hover{color:var(--gl)}
.ft-line{display:flex;align-items:flex-start;gap:.55rem;font-size:.85rem;line-height:1.5;color:rgba(255,255,255,.65)}
.ft-line .ic{margin-top:.22em;color:var(--gl)}
.ft-bottom{display:flex;justify-content:space-between;align-items:center;gap:1rem;flex-wrap:wrap;padding-top:1.4rem;font-size:.76rem;color:rgba(255,255,255,.5);letter-spacing:.04em}
.ft-bottom strong{color:rgba(255,255,255,.8)}
footer a{color:rgba(255,255,255,.6)}
footer a:hover{color:var(--gl)}

/* ============ RESPONSIVE COMUNE ============ */
@media(max-width:1024px){
  .ft-grid{grid-template-columns:1fr 1fr;gap:2rem}
}
@media(max-width:860px){
  body > nav{padding:.8rem 1.2rem;flex-wrap:wrap}
  .logo{order:0}
  .nav-toggle{display:flex;order:1}
  .nav-links{order:2;flex-basis:100%;display:none;flex-direction:column;gap:.2rem;margin-top:.9rem}
  .nav-right{order:3;flex-basis:100%;display:none;flex-direction:column;align-items:stretch;gap:.7rem;margin-top:.6rem;padding-top:.9rem;border-top:1px solid rgba(255,255,255,.12)}
  body > nav.nav-open .nav-links,body > nav.nav-open .nav-right{display:flex}
  .nav-links a{display:block;padding:.7rem .2rem;font-size:.88rem;border-bottom:1px solid rgba(255,255,255,.08)}
  .lang-sw{gap:.4rem}
  .nav-portale,.nav-cta{text-align:center}
  section{padding:2.5rem 1.5rem}
  .trust-sec{padding:1.4rem 1.5rem}
  .trust-inner{flex-direction:column;gap:.55rem;text-align:center}
  .trust-item{font-size:.85rem;white-space:normal}
  footer{padding:2.4rem 1.5rem 1.4rem}
  .ft-grid{grid-template-columns:1fr;gap:1.8rem}
  .ft-bottom{flex-direction:column;text-align:center}
}