:root{
  --navy:#0d2438;
  --navy-2:#143350;
  --steel:#1d4565;
  --ice:#5fc4e8;
  --ice-2:#3a9bd1;
  --frost:#e8f2f8;
  --frost-2:#c7dceb;
  --slate:#8aa5bb;
  --white:#ffffff;
  --line:rgba(95,196,232,0.18);
  --shadow:0 10px 40px rgba(8,24,40,0.35);
  --radius:14px;
  --maxw:1180px;
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  font-family:'Segoe UI',system-ui,-apple-system,Roboto,Helvetica,Arial,sans-serif;
  background:var(--navy);
  color:var(--frost);
  line-height:1.65;
  -webkit-font-smoothing:antialiased;
}
a{color:var(--ice);text-decoration:none;transition:color .2s}
a:hover{color:var(--white)}
img{max-width:100%;display:block}
.container{max-width:var(--maxw);margin:0 auto;padding:0 24px}
section{padding:80px 0}
h1,h2,h3{line-height:1.2;color:var(--white);font-weight:700;letter-spacing:-.02em}
h2{font-size:2.1rem;margin-bottom:14px}
.section-intro{max-width:640px;margin-bottom:48px}
.section-intro p{color:var(--slate)}
.eyebrow{
  display:inline-block;font-size:.78rem;letter-spacing:.18em;text-transform:uppercase;
  color:var(--ice-2);font-weight:700;margin-bottom:14px;
}

/* Header */
.site-header{
  position:sticky;top:0;z-index:100;
  background:rgba(13,36,56,0.92);
  backdrop-filter:blur(10px);
  border-bottom:1px solid var(--line);
}
.nav{display:flex;align-items:center;justify-content:space-between;height:72px}
.brand{display:flex;align-items:center;gap:12px;font-weight:700;color:var(--white);font-size:1.18rem}
.brand svg{width:34px;height:34px}
.brand span{color:var(--ice)}
.nav-links{display:flex;gap:28px;align-items:center;list-style:none}
.nav-links a{color:var(--frost-2);font-size:.94rem;font-weight:500}
.nav-links a:hover{color:var(--ice)}
.nav-cta{
  background:var(--ice);color:var(--navy)!important;padding:10px 20px;border-radius:8px;
  font-weight:700;font-size:.9rem;
}
.nav-cta:hover{background:var(--ice-2);color:var(--navy)!important}
.burger{display:none;background:none;border:0;cursor:pointer;flex-direction:column;gap:5px}
.burger span{width:26px;height:2px;background:var(--frost);display:block;transition:.3s}

/* Hero */
.hero{
  position:relative;
  background:
    linear-gradient(120deg,rgba(13,36,56,0.94) 0%,rgba(13,36,56,0.72) 60%,rgba(13,36,56,0.55) 100%),
    url('https://images.unsplash.com/photo-1518770660439-4636190af475?auto=format&fit=crop&w=1600&q=70') center/cover;
  padding:110px 0;
}
.hero-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:48px;align-items:center}
.hero h1{font-size:3rem;margin-bottom:20px}
.hero p.lead{font-size:1.18rem;color:var(--frost-2);margin-bottom:30px;max-width:520px}
.hero-actions{display:flex;gap:14px;flex-wrap:wrap}
.btn{
  display:inline-block;padding:14px 28px;border-radius:9px;font-weight:700;font-size:.98rem;
  cursor:pointer;border:0;transition:transform .15s,background .2s;
}
.btn-primary{background:var(--ice);color:var(--navy)}
.btn-primary:hover{background:var(--ice-2);color:var(--navy);transform:translateY(-2px)}
.btn-ghost{background:transparent;color:var(--frost);border:1px solid var(--line)}
.btn-ghost:hover{border-color:var(--ice);color:var(--ice)}
.hero-stats{display:flex;gap:30px;margin-top:40px}
.hero-stats div b{display:block;font-size:1.8rem;color:var(--ice);font-weight:800}
.hero-stats div span{font-size:.82rem;color:var(--slate)}
.hero-card{
  background:rgba(20,51,80,0.7);border:1px solid var(--line);border-radius:var(--radius);
  padding:28px;backdrop-filter:blur(6px);box-shadow:var(--shadow);
}
.hero-card h3{font-size:1.15rem;margin-bottom:18px;display:flex;align-items:center;gap:10px}
.hero-card ul{list-style:none}
.hero-card li{padding:10px 0;border-bottom:1px solid var(--line);color:var(--frost-2);font-size:.95rem;display:flex;gap:10px}
.hero-card li:last-child{border-bottom:0}
.hero-card li::before{content:"›";color:var(--ice);font-weight:800}

/* Feature grid */
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.card{
  background:var(--navy-2);border:1px solid var(--line);border-radius:var(--radius);
  padding:30px;transition:transform .2s,border-color .2s;
}
.card:hover{transform:translateY(-4px);border-color:var(--ice-2)}
.card .ic{
  width:48px;height:48px;border-radius:11px;background:rgba(95,196,232,0.12);
  display:flex;align-items:center;justify-content:center;margin-bottom:18px;
}
.card .ic svg{width:26px;height:26px;stroke:var(--ice);fill:none;stroke-width:2}
.card h3{font-size:1.18rem;margin-bottom:10px}
.card p{color:var(--slate);font-size:.95rem}

/* Image split */
.split{display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:center}
.split img{border-radius:var(--radius);box-shadow:var(--shadow)}
.split ul{list-style:none;margin-top:18px}
.split li{padding:9px 0;color:var(--frost-2);display:flex;gap:12px}
.split li::before{content:"◆";color:var(--ice-2);font-size:.7rem;margin-top:7px}
.alt-bg{background:var(--navy-2)}

/* Steps */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;counter-reset:s}
.step{background:var(--navy-2);border:1px solid var(--line);border-radius:var(--radius);padding:26px;position:relative}
.step b{font-size:.8rem;color:var(--ice-2);letter-spacing:.1em}
.step h3{font-size:1.05rem;margin:8px 0 8px}
.step p{color:var(--slate);font-size:.9rem}

/* Pricing */
.pricing{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;align-items:stretch}
.plan{
  background:var(--navy-2);border:1px solid var(--line);border-radius:var(--radius);
  padding:34px 28px;display:flex;flex-direction:column;
}
.plan.featured{border-color:var(--ice);box-shadow:0 0 0 1px var(--ice),var(--shadow);position:relative}
.plan.featured::before{
  content:"Più scelto";position:absolute;top:-13px;left:50%;transform:translateX(-50%);
  background:var(--ice);color:var(--navy);font-size:.72rem;font-weight:800;padding:5px 14px;border-radius:20px;letter-spacing:.05em;
}
.plan h3{font-size:1.3rem;margin-bottom:6px}
.plan .tag{color:var(--slate);font-size:.88rem;margin-bottom:18px}
.plan .price{font-size:2.6rem;font-weight:800;color:var(--white)}
.plan .price small{font-size:.95rem;color:var(--slate);font-weight:500}
.plan ul{list-style:none;margin:22px 0 26px;flex:1}
.plan li{padding:9px 0;border-bottom:1px solid var(--line);font-size:.93rem;color:var(--frost-2);display:flex;gap:10px}
.plan li::before{content:"✓";color:var(--ice);font-weight:800}
.plan .btn{width:100%;text-align:center}
.price-note{text-align:center;color:var(--slate);font-size:.88rem;margin-top:28px}

/* Testimonials */
.quotes{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.quote{background:var(--navy-2);border:1px solid var(--line);border-radius:var(--radius);padding:28px}
.quote p{color:var(--frost-2);font-style:italic;margin-bottom:18px}
.quote .who{display:flex;align-items:center;gap:12px}
.quote .who img{width:46px;height:46px;border-radius:50%;object-fit:cover}
.quote .who b{display:block;color:var(--white);font-size:.95rem}
.quote .who span{color:var(--slate);font-size:.82rem}

/* FAQ */
.faq-item{border:1px solid var(--line);border-radius:11px;margin-bottom:14px;background:var(--navy-2);overflow:hidden}
.faq-q{width:100%;text-align:left;background:none;border:0;color:var(--white);font-size:1.02rem;font-weight:600;padding:20px 24px;cursor:pointer;display:flex;justify-content:space-between;align-items:center;gap:16px}
.faq-q::after{content:"+";font-size:1.5rem;color:var(--ice);transition:transform .2s}
.faq-item.open .faq-q::after{transform:rotate(45deg)}
.faq-a{max-height:0;overflow:hidden;transition:max-height .3s ease;padding:0 24px}
.faq-item.open .faq-a{max-height:300px;padding-bottom:20px}
.faq-a p{color:var(--slate);font-size:.95rem}

/* Contact form */
.contact-grid{display:grid;grid-template-columns:1fr 1fr;gap:48px}
.contact-info h3{font-size:1.3rem;margin-bottom:18px}
.contact-info .row{display:flex;gap:14px;margin-bottom:20px;align-items:flex-start}
.contact-info .row svg{width:22px;height:22px;stroke:var(--ice);fill:none;stroke-width:2;flex-shrink:0;margin-top:3px}
.contact-info .row b{color:var(--white);display:block;font-size:.95rem}
.contact-info .row span{color:var(--slate);font-size:.92rem}
.form{background:var(--navy-2);border:1px solid var(--line);border-radius:var(--radius);padding:32px}
.form label{display:block;font-size:.85rem;color:var(--frost-2);margin-bottom:6px;font-weight:600}
.field{margin-bottom:18px}
.form input,.form select,.form textarea{
  width:100%;padding:12px 14px;border-radius:8px;border:1px solid var(--line);
  background:var(--navy);color:var(--frost);font-size:.95rem;font-family:inherit;
}
.form input:focus,.form select:focus,.form textarea:focus{outline:none;border-color:var(--ice)}
.form textarea{resize:vertical;min-height:110px}
.checkbox{display:flex;gap:10px;align-items:flex-start;font-size:.85rem;color:var(--slate)}
.checkbox input{width:auto;margin-top:4px}
.form-msg{margin-top:14px;font-size:.9rem;display:none}
.form-msg.show{display:block}
.form-msg.ok{color:var(--ice)}
.form-msg.err{color:#ff8a8a}

/* CTA band */
.cta-band{background:linear-gradient(120deg,var(--steel),var(--navy-2));border-radius:var(--radius);padding:54px;text-align:center;border:1px solid var(--line)}
.cta-band h2{font-size:2rem;margin-bottom:12px}
.cta-band p{color:var(--frost-2);max-width:560px;margin:0 auto 26px}

/* Footer */
.site-footer{background:#091a2a;border-top:1px solid var(--line);padding:60px 0 28px}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:40px;margin-bottom:40px}
.footer-grid h4{color:var(--white);font-size:.95rem;margin-bottom:16px;letter-spacing:.04em}
.footer-grid ul{list-style:none}
.footer-grid li{margin-bottom:10px}
.footer-grid a{color:var(--slate);font-size:.9rem}
.footer-grid a:hover{color:var(--ice)}
.footer-brand p{color:var(--slate);font-size:.9rem;margin-top:14px;max-width:300px}
.footer-bottom{border-top:1px solid var(--line);padding-top:24px;display:flex;justify-content:space-between;flex-wrap:wrap;gap:14px;color:var(--slate);font-size:.84rem}
.footer-bottom a{color:var(--slate)}

/* Cookie banner */
.cookie-banner{
  position:fixed;bottom:18px;left:18px;right:18px;max-width:560px;margin:0 auto;
  background:var(--navy-2);border:1px solid var(--ice-2);border-radius:var(--radius);
  padding:22px 24px;box-shadow:var(--shadow);z-index:200;display:none;
}
.cookie-banner.show{display:block}
.cookie-banner p{font-size:.9rem;color:var(--frost-2);margin-bottom:16px}
.cookie-actions{display:flex;gap:12px;flex-wrap:wrap}
.cookie-actions .btn{padding:10px 20px;font-size:.88rem}

/* Legal pages */
.legal{padding:60px 0;max-width:820px}
.legal h1{font-size:2.2rem;margin-bottom:8px}
.legal .updated{color:var(--slate);font-size:.88rem;margin-bottom:36px}
.legal h2{font-size:1.35rem;margin:34px 0 12px}
.legal p,.legal li{color:var(--frost-2);margin-bottom:12px;font-size:.96rem}
.legal ul{padding-left:22px;margin-bottom:14px}
.back-link{display:inline-block;margin-bottom:30px;font-size:.9rem}

@media(max-width:900px){
  .hero-grid,.split,.contact-grid{grid-template-columns:1fr}
  .grid-3,.pricing,.quotes{grid-template-columns:1fr}
  .steps{grid-template-columns:1fr 1fr}
  .footer-grid{grid-template-columns:1fr 1fr}
  .nav-links{
    position:absolute;top:72px;left:0;right:0;background:var(--navy-2);
    flex-direction:column;padding:20px;gap:16px;border-bottom:1px solid var(--line);
    display:none;
  }
  .nav-links.open{display:flex}
  .burger{display:flex}
  .hero h1{font-size:2.2rem}
  h2{font-size:1.7rem}
}
@media(max-width:520px){
  .steps,.footer-grid{grid-template-columns:1fr}
  .hero-stats{flex-wrap:wrap;gap:18px}
  section{padding:56px 0}
}