:root{
  --blue:#123E70;--deep:#092A4F;--sky:#EAF5FC;--gold:#C49B50;
  --ink:#19354c;--line:#d7e7f2;--mut:#60788a;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:#f7fbfe;color:var(--ink);font-family:Arial,Helvetica,sans-serif}
button,input,select,textarea{font:inherit}
button{cursor:pointer}
a{color:var(--blue)}

/* ─── top bar + header ─── */
.top{background:var(--deep);color:#fff;padding:8px max(5%,calc((100vw - 1160px)/2));font-size:13px;display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap}
.top a{color:#c9e7fa;text-decoration:none;font-weight:700}
.nav{background:#fff;display:flex;justify-content:space-between;align-items:center;padding:14px max(5%,calc((100vw - 1160px)/2));gap:20px;box-shadow:0 2px 15px #163e6712;position:sticky;top:0;z-index:50}
.brand{display:flex;align-items:center;gap:12px;text-decoration:none;min-width:0}
.brand img{height:48px;width:auto}
.brand-text{font-size:24px;font-weight:800;color:var(--blue);white-space:nowrap;line-height:1.05}
.brand-text b{color:var(--gold)}
.brand-text small{display:block;font-size:10px;letter-spacing:1.2px;color:#658098;text-transform:uppercase;font-weight:600}
.links{display:flex;gap:20px;align-items:center}
.links a{font-size:14px;font-weight:700;color:var(--blue);text-decoration:none}
.links a:hover{color:var(--gold)}
.hamburger{display:none;border:0;background:none;font-size:26px;color:var(--blue)}
.mobile-menu{display:none;position:fixed;top:0;left:0;right:0;background:#fff;z-index:60;padding:18px 6%;box-shadow:0 12px 30px rgba(0,0,0,.18);flex-direction:column;gap:4px}
.mobile-menu.open{display:flex}
.mobile-menu a{padding:12px 4px;font-weight:700;color:var(--blue);text-decoration:none;border-bottom:1px solid var(--line)}
.mobile-menu .btn{margin-top:10px}

/* ─── bottoni ─── */
.btn{border:0;border-radius:12px;padding:14px 22px;background:var(--blue);color:#fff;font-weight:700;font-size:15px}
.btn:hover{background:var(--deep)}
.btn.gold{background:var(--gold);color:var(--deep)}
.btn.gold:hover{background:#b28a3f}
.btn.outline{background:#fff;color:var(--blue);border:1.5px solid #a6c7db}
.btn:disabled{opacity:.5;cursor:not-allowed}

/* ─── hero ─── */
.hero{background:linear-gradient(115deg,#eaf6fd,#d6e9f6);padding:60px max(5%,calc((100vw - 1160px)/2));display:grid;grid-template-columns:1.1fr .9fr;align-items:center;gap:40px}
.eyebrow{font-size:12px;letter-spacing:1.6px;text-transform:uppercase;font-weight:800;color:#327ba9}
.hero h1{font-size:clamp(36px,4vw,58px);line-height:1.08;color:var(--deep);margin:14px 0;text-transform:uppercase}
.hero p{font-size:18px;line-height:1.6}
.hero-image{border-radius:26px;overflow:hidden;height:360px;box-shadow:0 15px 35px #123e7025}
.hero-image img{width:100%;height:100%;object-fit:cover}
.actions{display:flex;flex-wrap:wrap;gap:12px;margin:24px 0}
.trust{font-size:13px;color:#476b81}
.partner-strip{display:flex;align-items:center;gap:16px;background:rgba(255,255,255,.85);border:1px solid #cfe3f2;border-radius:16px;padding:12px 16px;margin-top:22px;max-width:460px}
.partner-strip img{height:48px;width:auto;display:block}
.partner-text{font-size:.85rem;color:var(--mut);line-height:1.5}
.partner-text strong{color:var(--blue);display:block;font-size:.9rem}

/* ─── sezioni ─── */
.wrap{max-width:1200px;padding:56px 22px;margin:auto}
.center{text-align:center}
.sub{color:var(--mut);line-height:1.6;max-width:640px;margin:8px auto 0}
.section-title{color:var(--deep);font-size:clamp(26px,3vw,38px);margin:10px 0}
.tint{background:var(--sky)}
.cards{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;margin:30px 0}
.card{background:#fff;border:1px solid var(--line);border-radius:19px;padding:24px;box-shadow:0 8px 25px #153a5b0b;display:flex;flex-direction:column}
.card .ico{font-size:32px}
.card h3{color:var(--deep);margin:12px 0 6px}
.card p{font-size:14px;line-height:1.6;color:var(--mut);flex:0}
.card-list{list-style:none;padding:0;margin:10px 0 14px;font-size:13px;color:var(--mut);flex:1}
.card-list li{padding:4px 0 4px 20px;position:relative}
.card-list li::before{content:'✓';position:absolute;left:0;color:#16a34a;font-weight:800}
.card-btn{border:0;background:none;color:#176d9c;font-weight:800;padding:8px 0;text-align:left;font-size:15px}
.card-btn:hover{color:var(--gold)}

/* ─── come funziona ─── */
.steps4{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;margin-top:28px}
.step{display:flex;gap:14px}
.num{border-radius:50%;background:#cce7f5;color:var(--blue);font-size:19px;font-weight:800;width:47px;height:47px;display:flex;align-items:center;justify-content:center;flex-shrink:0}
.step b{color:var(--deep)}
.step p{font-size:13.5px;color:var(--mut);margin:5px 0 0;line-height:1.5}

/* ─── pannelli / wizard ─── */
.panel{background:#fff;border:1px solid var(--line);border-radius:19px;padding:26px;box-shadow:0 8px 25px #153a5b0b;max-width:780px;margin:28px auto}
.panel-head{display:flex;justify-content:space-between;gap:10px;align-items:center}
.progress{height:8px;background:#e5eff6;border-radius:10px;overflow:hidden;margin:16px 0}
.progress div{height:100%;background:#4b9ac5;transition:width .25s}
.choices{display:grid;grid-template-columns:repeat(2,1fr);gap:12px;margin:18px 0}
.choice{padding:18px;text-align:left;border-radius:12px;border:1.5px solid #c8dfe9;background:#f8fcfe;color:var(--blue);font-weight:700;font-size:15px}
.choice.active{background:#e3f3fa;outline:2.5px solid #2386b9}
.fields{display:grid;grid-template-columns:1fr 1fr;gap:14px;margin:18px 0}
.field label{display:block;font-size:13px;font-weight:700;margin-bottom:7px;color:#3d5768}
.field input,.field select,.field textarea{width:100%;border:1px solid #bcd4e2;border-radius:10px;padding:13px;background:#fff;color:var(--ink)}
.field.full{grid-column:1/-1}
.hint{display:block;font-size:12px;color:var(--mut);margin-top:5px;line-height:1.4}
.checks{display:flex;flex-wrap:wrap;gap:12px 22px;margin-top:6px}
.chk{display:flex;align-items:center;gap:8px;cursor:pointer;font-size:.88rem;color:#475569;font-weight:600}
.chk input{width:17px;height:17px}
.hide{display:none!important}
.note{font-size:12.5px;color:#6c8290;line-height:1.5;margin-top:14px}
.result{padding:16px;background:#edf7fd;border-radius:12px;line-height:1.8;white-space:pre-line}
.form-err{margin-top:12px;background:#fee2e2;color:#b91c1c;border-radius:10px;padding:11px 14px;font-size:.88rem;font-weight:600}
.form-ok{margin-top:12px;background:#dcfce7;color:#166534;border-radius:10px;padding:14px;font-weight:700}

/* ─── calcolatore ─── */
.calc-grid{display:grid;grid-template-columns:1.2fr 1fr;gap:16px;margin-top:14px}
.calc-box{border-radius:14px;padding:18px}
.calc-box.work{background:#f0f9ff;border:1px solid #bae6fd}
.calc-box.svc{background:#fff7ed;border:1px solid #fed7aa}
.calc-box h4{margin:0 0 10px;font-size:.95rem}
.calc-box.work h4{color:#075985}
.calc-box.svc h4{color:#9a3412}
.calc-row{display:flex;justify-content:space-between;padding:6px 0;border-bottom:1px dashed rgba(0,0,0,.08);font-size:.9rem}
.calc-row:last-child{border-bottom:0}
.calc-row.total{font-weight:800;font-size:1.02rem;color:var(--deep)}
.calc-total-big{font-size:1.6rem;font-weight:800;color:var(--deep);margin-top:8px}

/* ─── autocomplete città ─── */
.city-box{position:relative}
.city-sug{position:absolute;top:100%;left:0;right:0;z-index:60;background:#fff;border:1px solid #d1d5db;border-radius:10px;box-shadow:0 8px 20px rgba(0,0,0,.13);overflow:hidden;margin-top:3px}
.city-sug button{display:block;width:100%;text-align:left;padding:11px 12px;background:transparent;border:none;font-size:.9rem}
.city-sug button:hover{background:#eff6ff}
.city-badge{position:absolute;right:10px;top:50%;transform:translateY(-50%);font-size:.9rem;pointer-events:none}
.city-warn{display:block;font-size:.72rem;color:#b45309;margin-top:4px}

/* ─── footer ─── */
.footer{background:var(--deep);color:#fff;padding:44px max(5%,calc((100vw - 1160px)/2));line-height:1.7}
.footer a{color:#c9e7fa}
.foot-grid{display:grid;grid-template-columns:1.3fr 1fr 1fr 1fr;gap:28px}
.foot-dim{font-size:12.5px;color:#a9c4d8;line-height:1.6}
.bottom-nav{display:none}

/* ─── responsive: tablet ─── */
@media(max-width:980px){
  .links{display:none}
  .hamburger{display:block}
  .hero{grid-template-columns:1fr;padding:44px 6%}
  .hero-image{height:280px}
  .cards{grid-template-columns:repeat(2,1fr)}
  .steps4{grid-template-columns:repeat(2,1fr)}
  .foot-grid{grid-template-columns:1fr 1fr}
  .calc-grid{grid-template-columns:1fr}
}

/* ─── responsive: smartphone → app-like ─── */
@media(max-width:620px){
  body{padding-bottom:74px}
  .top{font-size:11px;justify-content:center;text-align:center}
  .top-right{display:none}
  .nav{padding:10px 4%;position:sticky}
  .brand img{height:36px}
  .brand-text{font-size:18px}
  .brand-text small{font-size:8.5px}
  .hero{padding:30px 5%;gap:18px}
  .hero h1{font-size:34px}
  .hero p{font-size:15.5px}
  .hero-image{height:210px;border-radius:18px}
  .actions .btn{width:100%;padding:15px}
  .partner-strip{margin-top:16px}
  .partner-strip img{height:38px}
  .wrap{padding:34px 16px}
  .cards{grid-template-columns:1fr 1fr;gap:10px}
  .card{padding:15px;border-radius:14px}
  .card h3{font-size:15px;margin:8px 0 4px}
  .card p,.card-list{font-size:12px}
  .card .ico{font-size:24px}
  .steps4{grid-template-columns:1fr;gap:14px}
  .choices,.fields{grid-template-columns:1fr}
  .fields .field:nth-child(3){grid-column:1/-1}
  .panel{padding:18px;border-radius:16px}
  .choice{padding:15px}
  .checks{gap:9px 14px}
  .chk{font-size:.82rem}
  .foot-grid{grid-template-columns:1fr;gap:18px}
  .footer{font-size:13px;padding:34px 6%}
  /* bottom nav stile app */
  .bottom-nav{display:flex;position:fixed;bottom:0;left:0;right:0;background:#fff;border-top:1px solid var(--line);justify-content:space-around;z-index:70;padding:8px 2px max(8px,env(safe-area-inset-bottom));box-shadow:0 -4px 18px rgba(0,0,0,.06)}
  .bottom-nav a{font-size:10.5px;text-decoration:none;color:var(--blue);text-align:center;font-weight:700;min-width:58px}
  .bottom-nav a span{display:block;font-size:21px;margin-bottom:2px}
  .bottom-nav a:active{color:var(--gold)}
}