:root{
  --bg:#060a16;
  --bg-2:#0a1024;
  --surface:#0d1530;
  --surface-2:#121c3d;
  --line:rgba(120,150,255,.14);
  --txt:#e8eefc;
  --muted:#9aa8cf;
  --cyan:#00e5ff;
  --violet:#7b5cff;
  --grad:linear-gradient(120deg,#00e5ff,#7b5cff);
  --radius:18px;
  --shadow:0 20px 60px rgba(0,0,0,.5);
  --maxw:1180px;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{
  font-family:'Segoe UI',system-ui,-apple-system,sans-serif;
  background:var(--bg);
  color:var(--txt);
  line-height:1.6;
  overflow-x:hidden;
}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
.container{max-width:var(--maxw);margin:0 auto;padding:0 22px}
section{position:relative}

/* Background ambience */
body::before{
  content:"";position:fixed;inset:0;z-index:-2;
  background:
    radial-gradient(900px 500px at 80% -5%,rgba(123,92,255,.18),transparent 60%),
    radial-gradient(800px 500px at 0% 30%,rgba(0,229,255,.12),transparent 55%),
    var(--bg);
}
body::after{
  content:"";position:fixed;inset:0;z-index:-1;opacity:.4;
  background-image:
    linear-gradient(var(--line) 1px,transparent 1px),
    linear-gradient(90deg,var(--line) 1px,transparent 1px);
  background-size:60px 60px;
  -webkit-mask-image:radial-gradient(circle at 50% 20%,#000,transparent 80%);
  mask-image:radial-gradient(circle at 50% 20%,#000,transparent 80%);
}

/* Header */
header{
  position:sticky;top:0;z-index:50;
  backdrop-filter:blur(14px);
  background:rgba(6,10,22,.7);
  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;font-size:1.15rem;letter-spacing:.3px}
.brand img{width:34px;height:34px}
.brand span b{background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent}
.menu{display:flex;gap:28px;list-style:none}
.menu a{color:var(--muted);font-size:.95rem;transition:.2s}
.menu a:hover{color:var(--cyan)}
.btn{
  display:inline-block;padding:12px 24px;border-radius:999px;font-weight:600;
  background:var(--grad);color:#04101f;border:none;cursor:pointer;transition:.25s;
  box-shadow:0 8px 24px rgba(0,229,255,.25);font-size:.95rem;
}
.btn:hover{transform:translateY(-2px);box-shadow:0 14px 32px rgba(123,92,255,.4)}
.btn-ghost{background:transparent;color:var(--txt);border:1px solid var(--line);box-shadow:none}
.btn-ghost:hover{border-color:var(--cyan);color:var(--cyan)}
.burger{display:none;flex-direction:column;gap:5px;cursor:pointer;background:none;border:none}
.burger span{width:26px;height:2px;background:var(--txt);border-radius:2px;transition:.3s}

/* Hero */
.hero{padding:90px 0 70px;display:grid;grid-template-columns:1.05fr .95fr;gap:50px;align-items:center}
.pill{
  display:inline-flex;align-items:center;gap:8px;padding:7px 16px;border-radius:999px;
  border:1px solid var(--line);background:rgba(123,92,255,.08);font-size:.82rem;color:var(--cyan);margin-bottom:22px
}
.pill i{width:8px;height:8px;border-radius:50%;background:var(--cyan);box-shadow:0 0 12px var(--cyan)}
.hero h1{font-size:3.15rem;line-height:1.08;letter-spacing:-1px;margin-bottom:20px}
.hero h1 em{font-style:normal;background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent}
.hero p{color:var(--muted);font-size:1.1rem;max-width:520px;margin-bottom:30px}
.hero-actions{display:flex;gap:14px;flex-wrap:wrap}
.hero-stats{display:flex;gap:34px;margin-top:42px;flex-wrap:wrap}
.hero-stats div b{font-size:1.7rem;background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent;display:block}
.hero-stats div span{color:var(--muted);font-size:.85rem}
.hero-visual{position:relative}
.hero-visual img{border-radius:var(--radius);border:1px solid var(--line);box-shadow:var(--shadow)}
.holo{
  position:absolute;background:rgba(13,21,48,.85);backdrop-filter:blur(10px);
  border:1px solid var(--line);border-radius:14px;padding:14px 18px;box-shadow:var(--shadow)
}
.holo small{color:var(--muted);font-size:.72rem;display:block}
.holo b{font-size:1.15rem;color:var(--cyan)}
.holo.h1{top:24px;left:-26px}
.holo.h2{bottom:30px;right:-22px}
.holo.h2 b{color:var(--violet)}

/* Section heading */
.head{text-align:center;max-width:680px;margin:0 auto 54px}
.head .tag{color:var(--cyan);font-size:.85rem;font-weight:600;letter-spacing:2px;text-transform:uppercase}
.head h2{font-size:2.3rem;margin:12px 0 14px;letter-spacing:-.5px}
.head p{color:var(--muted)}
.sec{padding:90px 0}

/* Services */
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.card{
  background:linear-gradient(180deg,var(--surface),var(--bg-2));
  border:1px solid var(--line);border-radius:var(--radius);padding:30px;transition:.3s;position:relative;overflow:hidden
}
.card::before{content:"";position:absolute;inset:0;background:var(--grad);opacity:0;transition:.3s;z-index:0}
.card:hover{transform:translateY(-6px);border-color:rgba(0,229,255,.4)}
.card>*{position:relative;z-index:1}
.icon{
  width:54px;height:54px;border-radius:14px;display:grid;place-items:center;margin-bottom:18px;
  background:rgba(0,229,255,.1);border:1px solid var(--line);font-size:1.5rem
}
.card h3{font-size:1.2rem;margin-bottom:10px}
.card p{color:var(--muted);font-size:.95rem}

/* Process */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.step{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:26px;position:relative}
.step b.num{
  font-size:2.4rem;background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent;font-weight:800;display:block;margin-bottom:8px
}
.step h4{margin-bottom:8px}
.step p{color:var(--muted);font-size:.9rem}

/* About / split */
.split{display:grid;grid-template-columns:1fr 1fr;gap:50px;align-items:center}
.split img{border-radius:var(--radius);border:1px solid var(--line);box-shadow:var(--shadow)}
.split h2{font-size:2.1rem;margin-bottom:18px;letter-spacing:-.5px}
.split p{color:var(--muted);margin-bottom:16px}
.ticks{list-style:none;display:grid;gap:12px;margin-top:20px}
.ticks li{display:flex;gap:12px;align-items:flex-start;color:var(--txt)}
.ticks li::before{content:"✓";color:var(--cyan);font-weight:700;background:rgba(0,229,255,.1);width:24px;height:24px;border-radius:50%;display:grid;place-items:center;flex:none;font-size:.8rem}

/* Pricing */
.pricing{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;align-items:stretch}
.plan{
  background:linear-gradient(180deg,var(--surface),var(--bg-2));
  border:1px solid var(--line);border-radius:var(--radius);padding:34px;display:flex;flex-direction:column;transition:.3s
}
.plan:hover{transform:translateY(-6px)}
.plan.featured{border-color:var(--cyan);box-shadow:0 24px 60px rgba(0,229,255,.18);position:relative}
.plan.featured::after{content:"Populaire";position:absolute;top:18px;right:18px;font-size:.72rem;background:var(--grad);color:#04101f;padding:5px 12px;border-radius:999px;font-weight:700}
.plan h3{font-size:1.25rem;margin-bottom:6px}
.plan .desc{color:var(--muted);font-size:.9rem;min-height:42px}
.price{font-size:2.6rem;font-weight:800;margin:18px 0 4px}
.price span{font-size:.95rem;color:var(--muted);font-weight:400}
.plan ul{list-style:none;margin:22px 0 26px;display:grid;gap:12px}
.plan ul li{display:flex;gap:10px;color:var(--muted);font-size:.92rem}
.plan ul li::before{content:"›";color:var(--cyan);font-weight:700}
.plan .btn{margin-top:auto;text-align:center}

/* Testimonials */
.quotes{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.quote{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:28px}
.quote p{font-style:italic;color:var(--txt);margin-bottom:18px}
.quote .who{display:flex;align-items:center;gap:12px}
.quote .who img{width:44px;height:44px;border-radius:50%;border:1px solid var(--line)}
.quote .who b{display:block;font-size:.95rem}
.quote .who small{color:var(--muted)}

/* FAQ */
.faq{max-width:820px;margin:0 auto}
.acc{border:1px solid var(--line);border-radius:14px;margin-bottom:14px;background:var(--surface);overflow:hidden}
.acc summary{padding:20px 24px;cursor:pointer;font-weight:600;list-style:none;display:flex;justify-content:space-between;align-items:center}
.acc summary::-webkit-details-marker{display:none}
.acc summary::after{content:"+";color:var(--cyan);font-size:1.4rem;transition:.3s}
.acc[open] summary::after{transform:rotate(45deg)}
.acc .body{padding:0 24px 20px;color:var(--muted)}

/* Contact */
.contact-wrap{display:grid;grid-template-columns:1fr 1.1fr;gap:46px;align-items:start}
.contact-info .row{display:flex;gap:16px;margin-bottom:24px;align-items:flex-start}
.contact-info .ic{width:48px;height:48px;border-radius:12px;display:grid;place-items:center;background:rgba(0,229,255,.1);border:1px solid var(--line);font-size:1.3rem;flex:none}
.contact-info b{display:block;margin-bottom:2px}
.contact-info span{color:var(--muted);font-size:.95rem}
form{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:34px}
.field{margin-bottom:18px}
.field label{display:block;font-size:.85rem;margin-bottom:8px;color:var(--muted)}
.field input,.field select,.field textarea{
  width:100%;padding:14px 16px;background:var(--bg-2);border:1px solid var(--line);
  border-radius:12px;color:var(--txt);font-size:.95rem;font-family:inherit;transition:.2s
}
.field input:focus,.field select:focus,.field textarea:focus{outline:none;border-color:var(--cyan);box-shadow:0 0 0 3px rgba(0,229,255,.12)}
.field textarea{resize:vertical;min-height:120px}
.check{display:flex;gap:10px;align-items:flex-start;font-size:.85rem;color:var(--muted);margin-bottom:20px}
.check input{margin-top:4px;accent-color:var(--cyan)}
.form-msg{display:none;padding:14px 16px;border-radius:12px;margin-top:16px;font-size:.92rem}
.form-msg.ok{display:block;background:rgba(0,229,255,.12);border:1px solid var(--cyan);color:var(--cyan)}

/* CTA banner */
.cta-band{
  background:linear-gradient(120deg,rgba(0,229,255,.12),rgba(123,92,255,.12));
  border:1px solid var(--line);border-radius:24px;padding:54px;text-align:center;margin:30px 0
}
.cta-band h2{font-size:2.2rem;margin-bottom:14px}
.cta-band p{color:var(--muted);max-width:560px;margin:0 auto 26px}

/* Footer */
footer{border-top:1px solid var(--line);background:var(--bg-2);padding:60px 0 30px;margin-top:40px}
.foot-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:40px;margin-bottom:40px}
.foot-grid p{color:var(--muted);font-size:.92rem;margin-top:14px;max-width:320px}
.foot-grid h5{font-size:.85rem;letter-spacing:1px;text-transform:uppercase;color:var(--txt);margin-bottom:16px}
.foot-grid ul{list-style:none;display:grid;gap:10px}
.foot-grid ul a{color:var(--muted);font-size:.92rem;transition:.2s}
.foot-grid ul a:hover{color:var(--cyan)}
.foot-bottom{border-top:1px solid var(--line);padding-top:24px;display:flex;justify-content:space-between;flex-wrap:wrap;gap:12px;color:var(--muted);font-size:.85rem}

/* Cookie banner */
.cookie{
  position:fixed;bottom:20px;left:20px;right:20px;max-width:560px;margin:0 auto;z-index:90;
  background:var(--surface-2);border:1px solid var(--line);border-radius:16px;padding:22px 24px;
  box-shadow:var(--shadow);display:none
}
.cookie.show{display:block}
.cookie p{color:var(--muted);font-size:.9rem;margin-bottom:16px}
.cookie p a{color:var(--cyan)}
.cookie .actions{display:flex;gap:12px;flex-wrap:wrap}
.cookie .btn{padding:10px 22px;font-size:.9rem}

/* Legal pages */
.legal{padding:60px 0 40px;max-width:860px;margin:0 auto}
.legal h1{font-size:2.3rem;margin-bottom:8px}
.legal .upd{color:var(--muted);font-size:.9rem;margin-bottom:34px}
.legal h2{font-size:1.4rem;margin:32px 0 12px;color:var(--cyan)}
.legal p,.legal li{color:var(--muted);margin-bottom:12px}
.legal ul{padding-left:22px;margin-bottom:16px}
.legal a{color:var(--cyan)}
.back{display:inline-flex;align-items:center;gap:8px;color:var(--cyan);margin-bottom:30px;font-size:.92rem}

/* Responsive */
@media(max-width:980px){
  .hero{grid-template-columns:1fr;gap:40px}
  .hero h1{font-size:2.5rem}
  .grid-3,.pricing,.quotes{grid-template-columns:1fr}
  .steps{grid-template-columns:1fr 1fr}
  .split,.contact-wrap{grid-template-columns:1fr;gap:34px}
  .foot-grid{grid-template-columns:1fr 1fr}
  .menu{display:none;position:absolute;top:72px;left:0;right:0;flex-direction:column;background:var(--bg-2);border-bottom:1px solid var(--line);padding:20px 22px;gap:16px}
  .menu.open{display:flex}
  .burger{display:flex}
  .nav .btn{display:none}
}
@media(max-width:560px){
  .hero h1{font-size:2rem}
  .head h2{font-size:1.8rem}
  .steps,.foot-grid{grid-template-columns:1fr}
  .cta-band{padding:34px 22px}
  .holo{display:none}
}