/* ============ Aurora Harbor — Titanium Observatory ============ */
:root{
  --bg:#0d1117;
  --bg-2:#141b24;
  --panel:#1a222d;
  --panel-2:#202a37;
  --line:#2c3845;
  --silver:#cdd6df;
  --silver-bright:#eef2f6;
  --silver-mid:#9aa6b2;
  --silver-dim:#6b7685;
  --accent:#8fb3d9;
  --accent-2:#b9c7d6;
  --text:#dfe5ec;
  --text-dim:#9aa6b2;
  --radius:14px;
  --metal:linear-gradient(135deg,#e8edf2 0%,#aeb9c4 38%,#76828f 70%,#a8b3be 100%);
  --metal-soft:linear-gradient(135deg,#242f3c 0%,#1a222d 60%,#161d26 100%);
  --shadow:0 18px 48px rgba(0,0,0,.5);
  --font:'Segoe UI',system-ui,-apple-system,Roboto,Helvetica,Arial,sans-serif;
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  font-family:var(--font);
  background:
    radial-gradient(1200px 600px at 80% -10%,rgba(143,179,217,.10),transparent 60%),
    radial-gradient(900px 500px at 0% 100%,rgba(180,196,212,.06),transparent 60%),
    var(--bg);
  color:var(--text);
  line-height:1.65;
  -webkit-font-smoothing:antialiased;
  letter-spacing:.2px;
}
img{max-width:100%;display:block}
a{color:var(--accent);text-decoration:none;transition:.25s}
a:hover{color:var(--silver-bright)}
.container{width:min(1180px,92%);margin:0 auto}
section{padding:84px 0}
h1,h2,h3{font-weight:600;letter-spacing:.5px;color:var(--silver-bright)}
h2{font-size:clamp(1.7rem,3.4vw,2.6rem);line-height:1.2}
.eyebrow{
  text-transform:uppercase;letter-spacing:4px;font-size:.72rem;
  color:var(--silver-mid);font-weight:600;margin-bottom:14px;display:block
}
.lede{color:var(--text-dim);max-width:680px;font-size:1.05rem}

/* ====== Brushed metal utility ====== */
.metal-text{
  background:var(--metal);
  -webkit-background-clip:text;background-clip:text;
  -webkit-text-fill-color:transparent;color:transparent;
}

/* ====== Header ====== */
header{
  position:sticky;top:0;z-index:100;
  background:rgba(13,17,23,.82);
  backdrop-filter:blur(14px);
  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;letter-spacing:1px}
.brand img{width:34px;height:34px}
.brand span{font-size:1.05rem;color:var(--silver-bright)}
.brand small{display:block;font-size:.6rem;letter-spacing:3px;color:var(--silver-dim);font-weight:500}
.nav-links{display:flex;gap:28px;align-items:center}
.nav-links a{color:var(--text-dim);font-size:.92rem;font-weight:500}
.nav-links a:hover{color:var(--silver-bright)}
.btn{
  display:inline-block;padding:12px 26px;border-radius:10px;
  font-weight:600;font-size:.92rem;letter-spacing:.5px;cursor:pointer;border:none;
}
.btn-primary{
  background:var(--metal);color:#16202b;
  box-shadow:0 6px 22px rgba(170,185,196,.28);
}
.btn-primary:hover{filter:brightness(1.08);color:#0d1117}
.btn-ghost{
  background:transparent;border:1px solid var(--line);color:var(--silver);
}
.btn-ghost:hover{border-color:var(--silver-mid);background:var(--panel)}
.menu-toggle{display:none;background:none;border:none;color:var(--silver);font-size:1.6rem;cursor:pointer}

/* ====== Hero ====== */
.hero{
  position:relative;overflow:hidden;
  padding:120px 0 110px;
  border-bottom:1px solid var(--line);
}
.hero::before{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(13,17,23,.72),rgba(13,17,23,.92)),
    url('https://images.unsplash.com/photo-1451187580459-43490279c0fa?auto=format&fit=crop&w=1600&q=70') center/cover;
  z-index:-2;
}
.hero::after{
  content:"";position:absolute;inset:0;z-index:-1;
  background:
    repeating-linear-gradient(90deg,rgba(205,214,223,.04) 0 1px,transparent 1px 64px);
}
.hero-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:48px;align-items:center}
.hero h1{
  font-size:clamp(2.2rem,5vw,3.6rem);line-height:1.08;margin-bottom:22px;
}
.hero p{font-size:1.12rem;color:var(--text-dim);margin-bottom:30px;max-width:540px}
.hero-actions{display:flex;gap:16px;flex-wrap:wrap}
.hero-panel{
  background:var(--metal-soft);
  border:1px solid var(--line);
  border-radius:var(--radius);
  padding:28px;
  box-shadow:var(--shadow);
  position:relative;
}
.hero-panel h3{font-size:.85rem;letter-spacing:2px;text-transform:uppercase;color:var(--silver-mid);margin-bottom:18px}
.metric-row{display:flex;justify-content:space-between;padding:14px 0;border-bottom:1px solid var(--line)}
.metric-row:last-child{border-bottom:none}
.metric-row .v{font-size:1.5rem;font-weight:700;color:var(--silver-bright)}
.metric-row .l{font-size:.82rem;color:var(--text-dim);align-self:center}

/* ====== Trust strip ====== */
.strip{
  border-bottom:1px solid var(--line);background:var(--bg-2);
  padding:26px 0;
}
.strip-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;text-align:center}
.strip-grid .v{font-size:1.9rem;font-weight:700}
.strip-grid .l{font-size:.78rem;letter-spacing:1px;text-transform:uppercase;color:var(--silver-dim)}

/* ====== Cards ====== */
.section-head{text-align:center;max-width:720px;margin:0 auto 56px}
.section-head .lede{margin:14px auto 0}
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.grid-2{display:grid;grid-template-columns:repeat(2,1fr);gap:28px}
.card{
  background:var(--panel);
  border:1px solid var(--line);
  border-radius:var(--radius);
  padding:30px;
  transition:.3s;
  position:relative;overflow:hidden;
}
.card::before{
  content:"";position:absolute;top:0;left:0;right:0;height:2px;
  background:var(--metal);opacity:.5;
}
.card:hover{transform:translateY(-6px);border-color:var(--silver-dim);box-shadow:var(--shadow)}
.card .ico{
  width:52px;height:52px;border-radius:12px;display:flex;align-items:center;justify-content:center;
  background:var(--metal-soft);border:1px solid var(--line);margin-bottom:18px;
}
.card .ico svg{width:26px;height:26px;stroke:var(--accent-2);fill:none;stroke-width:1.6}
.card h3{font-size:1.18rem;margin-bottom:10px}
.card p{color:var(--text-dim);font-size:.95rem}

/* ====== Feature with image ====== */
.feature{display:grid;grid-template-columns:1fr 1fr;gap:50px;align-items:center}
.feature.rev{direction:rtl}
.feature.rev > *{direction:ltr}
.feature img{border-radius:var(--radius);border:1px solid var(--line);box-shadow:var(--shadow);filter:grayscale(.25) contrast(1.05)}
.feature ul{list-style:none;margin-top:20px}
.feature li{padding:10px 0 10px 30px;position:relative;color:var(--text-dim)}
.feature li::before{
  content:"";position:absolute;left:0;top:16px;width:14px;height:14px;border-radius:50%;
  background:var(--metal);box-shadow:0 0 0 4px rgba(143,179,217,.12);
}

/* ====== Process ====== */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;counter-reset:s}
.step{
  background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);padding:26px;position:relative
}
.step::before{
  counter-increment:s;content:"0" counter(s);
  font-size:2.4rem;font-weight:800;background:var(--metal);
  -webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent;
  display:block;margin-bottom:10px;
}
.step h3{font-size:1.05rem;margin-bottom:8px}
.step p{font-size:.9rem;color:var(--text-dim)}

/* ====== Pricing ====== */
.pricing{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;align-items:stretch}
.price-card{
  background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);
  padding:34px 30px;display:flex;flex-direction:column;position:relative;transition:.3s
}
.price-card.feat{border-color:var(--silver-mid);background:var(--panel-2);box-shadow:var(--shadow)}
.price-card.feat::after{
  content:"PIÙ SCELTO";position:absolute;top:-12px;right:24px;
  background:var(--metal);color:#16202b;font-size:.66rem;font-weight:800;letter-spacing:1.5px;
  padding:5px 14px;border-radius:20px;
}
.price-card h3{font-size:1.25rem;margin-bottom:6px}
.price-card .sub{color:var(--text-dim);font-size:.88rem;margin-bottom:22px;min-height:40px}
.price{font-size:2.6rem;font-weight:800;color:var(--silver-bright);line-height:1}
.price small{font-size:.85rem;color:var(--text-dim);font-weight:500}
.price-card ul{list-style:none;margin:24px 0 28px;flex:1}
.price-card li{padding:9px 0 9px 26px;position:relative;font-size:.92rem;color:var(--text-dim);border-bottom:1px solid var(--line)}
.price-card li:last-child{border-bottom:none}
.price-card li::before{content:"›";position:absolute;left:4px;color:var(--accent);font-weight:700}
.price-note{text-align:center;color:var(--silver-dim);font-size:.85rem;margin-top:34px}

/* ====== Testimonials ====== */
.quote{
  background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);padding:30px
}
.quote p{font-style:italic;color:var(--silver);margin-bottom:18px}
.quote .who{display:flex;align-items:center;gap:12px}
.quote .who .av{width:42px;height:42px;border-radius:50%;background:var(--metal)}
.quote .who b{display:block;color:var(--silver-bright);font-size:.92rem}
.quote .who span{font-size:.8rem;color:var(--text-dim)}

/* ====== FAQ ====== */
.faq-item{border:1px solid var(--line);border-radius:12px;margin-bottom:14px;background:var(--panel);overflow:hidden}
.faq-q{padding:20px 24px;cursor:pointer;display:flex;justify-content:space-between;align-items:center;font-weight:600;color:var(--silver-bright)}
.faq-q .plus{transition:.3s;color:var(--accent);font-size:1.4rem}
.faq-a{max-height:0;overflow:hidden;transition:.35s;padding:0 24px;color:var(--text-dim)}
.faq-item.open .faq-a{max-height:300px;padding:0 24px 22px}
.faq-item.open .plus{transform:rotate(45deg)}

/* ====== Contact ====== */
.contact-grid{display:grid;grid-template-columns:1fr 1fr;gap:46px}
.contact-info .row{display:flex;gap:16px;padding:18px 0;border-bottom:1px solid var(--line)}
.contact-info .row svg{width:22px;height:22px;stroke:var(--accent-2);fill:none;stroke-width:1.6;flex-shrink:0;margin-top:3px}
.contact-info .row b{color:var(--silver-bright);display:block;font-size:.95rem}
.contact-info .row span{color:var(--text-dim);font-size:.92rem}
form .field{margin-bottom:18px}
form label{display:block;font-size:.85rem;color:var(--silver-mid);margin-bottom:7px;letter-spacing:.5px}
form input,form textarea,form select{
  width:100%;padding:13px 16px;background:var(--bg-2);border:1px solid var(--line);
  border-radius:10px;color:var(--text);font-family:inherit;font-size:.95rem;transition:.25s
}
form input:focus,form textarea:focus,form select:focus{outline:none;border-color:var(--silver-mid);background:var(--panel)}
form textarea{resize:vertical;min-height:120px}
.check{display:flex;gap:10px;align-items:flex-start;font-size:.85rem;color:var(--text-dim)}
.check input{width:auto;margin-top:4px}
.form-msg{display:none;margin-top:16px;padding:14px 18px;border-radius:10px;font-size:.92rem}
.form-msg.ok{display:block;background:rgba(143,179,217,.12);border:1px solid var(--accent);color:var(--silver-bright)}

/* ====== Footer ====== */
footer{background:var(--bg-2);border-top:1px solid var(--line);padding:60px 0 30px}
.foot-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr;gap:40px;margin-bottom:40px}
.foot-grid h4{font-size:.78rem;text-transform:uppercase;letter-spacing:2px;color:var(--silver-mid);margin-bottom:18px}
.foot-grid ul{list-style:none}
.foot-grid li{margin-bottom:10px}
.foot-grid a{color:var(--text-dim);font-size:.9rem}
.foot-grid a:hover{color:var(--silver-bright)}
.foot-brand p{color:var(--text-dim);font-size:.9rem;margin-top:14px;max-width:340px}
.foot-bottom{border-top:1px solid var(--line);padding-top:24px;display:flex;justify-content:space-between;flex-wrap:wrap;gap:12px;font-size:.82rem;color:var(--silver-dim)}

/* ====== Cookie banner ====== */
.cookie{
  position:fixed;bottom:20px;left:50%;transform:translateX(-50%);
  width:min(940px,94%);background:var(--panel-2);border:1px solid var(--line);
  border-radius:var(--radius);padding:22px 26px;box-shadow:var(--shadow);
  z-index:200;display:none;align-items:center;gap:24px;flex-wrap:wrap;justify-content:space-between
}
.cookie.show{display:flex;animation:slideUp .4s ease}
@keyframes slideUp{from{transform:translateX(-50%) translateY(30px);opacity:0}to{transform:translateX(-50%) translateY(0);opacity:1}}
.cookie p{font-size:.88rem;color:var(--text-dim);flex:1;min-width:260px}
.cookie .acts{display:flex;gap:12px}
.cookie .btn{padding:10px 22px;font-size:.85rem}

/* ====== Legal pages ====== */
.legal{padding-top:60px}
.legal h1{font-size:2.2rem;margin-bottom:8px}
.legal .upd{color:var(--silver-dim);font-size:.85rem;margin-bottom:40px}
.legal h2{font-size:1.3rem;margin:34px 0 12px}
.legal h3{font-size:1.05rem;margin:22px 0 8px;color:var(--silver)}
.legal p,.legal li{color:var(--text-dim);margin-bottom:12px}
.legal ul{margin:0 0 12px 22px}
.legal a{color:var(--accent)}
.crumb{font-size:.85rem;color:var(--silver-dim);margin-bottom:30px}
.crumb a{color:var(--text-dim)}

/* ====== Responsive ====== */
@media(max-width:920px){
  .hero-grid,.feature,.contact-grid,.grid-2{grid-template-columns:1fr}
  .feature.rev{direction:ltr}
  .grid-3,.pricing{grid-template-columns:1fr}
  .steps{grid-template-columns:repeat(2,1fr)}
  .strip-grid{grid-template-columns:repeat(2,1fr);gap:30px}
  .foot-grid{grid-template-columns:1fr;gap:30px}
  .nav-links{
    position:fixed;top:72px;right:0;flex-direction:column;
    background:var(--panel-2);border-left:1px solid var(--line);border-bottom:1px solid var(--line);
    padding:24px;width:240px;transform:translateX(100%);transition:.3s;height:auto;align-items:flex-start;gap:18px
  }
  .nav-links.open{transform:translateX(0)}
  .menu-toggle{display:block}
}
@media(max-width:520px){
  section{padding:60px 0}
  .steps{grid-template-columns:1fr}
  .hero{padding:80px 0 70px}
}