:root{
  --bg: #F7F8FC;
  --bg-soft: #EFF1FA;
  --ink: #1B1E30;
  --ink-soft: #565B76;
  --line: #E2E4F0;
  --teal: #5FD1C4;
  --lavender: #B8A9DE;
  --pink: #E8A9C6;
  --grad: linear-gradient(120deg, var(--teal), var(--lavender) 55%, var(--pink));
  --grad-soft: linear-gradient(120deg, rgba(95,209,196,.14), rgba(184,169,222,.14) 55%, rgba(232,169,198,.14));
  --shadow: 0 10px 30px rgba(27,30,48,.06);
  --radius: 20px;
}

*{ box-sizing:border-box; }
html{ scroll-behavior:smooth; }
body{
  margin:0;
  background:var(--bg);
  color:var(--ink);
  font-family:'Inter', sans-serif;
  -webkit-font-smoothing:antialiased;
  line-height:1.5;
}
h1,h2,h3,.display{ font-family:'Sora', sans-serif; letter-spacing:-0.02em; }
.mono{ font-family:'JetBrains Mono', monospace; letter-spacing:0.02em; }
a{ color:inherit; text-decoration:none; }
img{ max-width:100%; display:block; }
.wrap{ max-width:1180px; margin:0 auto; padding:0 28px; }
section{ padding:96px 0; }
@media (max-width:720px){ section{ padding:64px 0; } .wrap{ padding:0 20px; } }

@media (prefers-reduced-motion: reduce){
  *{ animation-duration:0.001ms !important; animation-iteration-count:1 !important; transition-duration:0.001ms !important; scroll-behavior:auto !important; }
}

/* ---------- Header / Nav ---------- */
header{
  position:sticky; top:0; z-index:100;
  backdrop-filter:blur(14px) saturate(160%);
  background:rgba(247,248,252,.78);
  border-bottom:1px solid var(--line);
}
.nav{ display:flex; align-items:center; justify-content:space-between; padding:14px 28px; max-width:1180px; margin:0 auto; }
.brand{ display:flex; align-items:center; gap:10px; }
.brand img{ height:30px; width:auto; }
.nav-links{ display:flex; align-items:center; gap:6px; }
.nav-item{ position:relative; }
.nav-item > button{
  background:none; border:none; font:inherit; font-weight:600; font-size:15px; color:var(--ink);
  padding:10px 14px; border-radius:10px; cursor:pointer; display:flex; align-items:center; gap:6px;
}
.nav-item > button:hover, .nav-item.open > button{ background:var(--bg-soft); }
.nav-item > button svg{ width:12px; height:12px; transition:transform .2s ease; opacity:.6; }
.nav-item.open > button svg{ transform:rotate(180deg); }
.simple-link{ font-weight:600; font-size:15px; padding:10px 14px; border-radius:10px; }
.simple-link:hover{ background:var(--bg-soft); }
.simple-link.active{ background:var(--bg-soft); }

.mega{
  position:absolute; top:calc(100% + 10px); left:50%; transform:translateX(-50%) translateY(8px);
  width:560px; background:#fff; border:1px solid var(--line); border-radius:16px;
  box-shadow:0 20px 50px rgba(27,30,48,.12);
  padding:20px; display:none; grid-template-columns:1fr 1fr; gap:6px;
  opacity:0; transition:opacity .18s ease, transform .18s ease;
}
.nav-item.open .mega{ display:grid; opacity:1; transform:translateX(-50%) translateY(0); }
.mega a{ display:block; padding:14px; border-radius:12px; }
.mega a:hover{ background:var(--bg-soft); }
.mega a .t{ font-weight:700; font-size:14.5px; display:block; margin-bottom:3px; }
.mega a .d{ font-size:13px; color:var(--ink-soft); }
.mega .highlight{ grid-column:1 / -1; border-radius:12px; padding:16px; background:var(--grad-soft); margin-top:4px; }
.mega .highlight .t{ background:var(--grad); -webkit-background-clip:text; background-clip:text; color:transparent; }

.nav-cta{
  background:var(--grad); color:#12131c; font-weight:700; font-size:14.5px;
  padding:11px 20px; border-radius:100px; white-space:nowrap; box-shadow:var(--shadow);
  transition:transform .15s ease, box-shadow .15s ease;
}
.nav-cta:hover{ transform:translateY(-1px); box-shadow:0 14px 30px rgba(27,30,48,.14); }

.burger{ display:none; background:none; border:1px solid var(--line); border-radius:10px; width:42px; height:42px; align-items:center; justify-content:center; cursor:pointer; }
.mobile-panel{ display:none; flex-direction:column; padding:10px 20px 20px; border-top:1px solid var(--line); background:#fff; }
.mobile-panel.open{ display:flex; }
.mobile-item{ border-bottom:1px solid var(--line); }
.mobile-item > button{ width:100%; text-align:left; background:none; border:none; font:inherit; font-weight:700; font-size:15px; padding:14px 4px; display:flex; justify-content:space-between; align-items:center; }
.mobile-sub{ display:none; padding:0 4px 14px 12px; }
.mobile-sub.open{ display:block; }
.mobile-sub a{ display:block; padding:8px 0; font-size:14px; color:var(--ink-soft); }
.mobile-panel .simple-link{ padding:14px 4px; border-bottom:1px solid var(--line); }
.mobile-panel .nav-cta{ margin-top:16px; text-align:center; }

@media (max-width:960px){
  .nav-links, .nav-cta.desktop-only{ display:none; }
  .burger{ display:flex; }
}

/* ---------- Hero (generic) ---------- */
.page-hero{ position:relative; overflow:hidden; padding:80px 0 60px; text-align:center; }
.page-hero-inner{ position:relative; z-index:1; max-width:760px; margin:0 auto; }
.eyebrow{
  display:inline-flex; align-items:center; gap:8px; font-family:'JetBrains Mono',monospace;
  font-size:13px; color:var(--ink-soft); background:#fff; border:1px solid var(--line);
  padding:7px 14px; border-radius:100px; margin-bottom:22px; box-shadow:var(--shadow);
}
.eyebrow .dot{ width:7px; height:7px; border-radius:50%; background:var(--grad); }
h1.hero-title{ font-size:clamp(2.1rem, 4.6vw, 3.3rem); font-weight:800; line-height:1.1; margin:0 0 20px; }
h1.hero-title .accent{ background:var(--grad); -webkit-background-clip:text; background-clip:text; color:transparent; }
.hero-sub{ font-size:17px; color:var(--ink-soft); max-width:600px; margin:0 auto 30px; }
.hero-ctas{ display:flex; gap:14px; justify-content:center; flex-wrap:wrap; }
.btn-primary{
  background:var(--grad); color:#12131c; font-weight:700; padding:15px 28px; border-radius:100px;
  box-shadow:0 12px 28px rgba(184,169,222,.35); transition:transform .15s ease; display:inline-block;
}
.btn-primary:hover{ transform:translateY(-2px); }
.btn-secondary{
  background:#fff; border:1px solid var(--line); font-weight:700; padding:15px 28px; border-radius:100px;
  transition:border-color .15s ease; display:inline-block;
}
.btn-secondary:hover{ border-color:var(--lavender); }

/* ---------- Section heads ---------- */
.section-head{ text-align:center; max-width:640px; margin:0 auto 50px; }
.section-head .kicker{ font-family:'JetBrains Mono',monospace; font-size:13px; color:var(--ink-soft); display:block; margin-bottom:10px; }
.section-head h2{ font-size:clamp(1.7rem,3vw,2.3rem); margin:0 0 12px; }
.section-head p{ color:var(--ink-soft); font-size:16px; margin:0; }

/* ---------- Pillars (home) ---------- */
.pillars-grid{ display:grid; grid-template-columns:repeat(3,1fr); gap:22px; }
@media (max-width:900px){ .pillars-grid{ grid-template-columns:1fr; } }
.pillar{
  background:#fff; border:1px solid var(--line); border-radius:var(--radius); padding:32px;
  position:relative; overflow:hidden; transition:transform .2s ease, box-shadow .2s ease;
}
.pillar:hover{ transform:translateY(-4px); box-shadow:0 24px 50px rgba(27,30,48,.10); }
.pillar .glow{ position:absolute; width:180px; height:180px; border-radius:50%; filter:blur(50px); opacity:.35; top:-60px; right:-60px; z-index:0; }
.pillar-1 .glow{ background:var(--teal); }
.pillar-2 .glow{ background:var(--lavender); }
.pillar-3 .glow{ background:var(--pink); }
.pillar-icon{ width:50px; height:50px; border-radius:14px; display:flex; align-items:center; justify-content:center; background:var(--bg-soft); margin-bottom:20px; position:relative; z-index:1; }
.pillar-icon svg{ width:24px; height:24px; }
.pillar h3{ font-size:20px; margin:0 0 10px; position:relative; z-index:1; }
.pillar p{ font-size:14.5px; color:var(--ink-soft); margin:0 0 20px; position:relative; z-index:1; }
.pillar ul{ list-style:none; padding:0; margin:0 0 24px; position:relative; z-index:1; }
.pillar li{ font-size:13.5px; color:var(--ink-soft); padding:7px 0 7px 20px; position:relative; border-top:1px solid var(--line); }
.pillar li:first-child{ border-top:none; }
.pillar li::before{ content:'→'; position:absolute; left:0; color:var(--ink); opacity:.35; }
.pillar-link{ font-weight:700; font-size:14px; display:inline-flex; align-items:center; gap:6px; position:relative; z-index:1; }
.pillar-link svg{ width:14px; height:14px; transition:transform .15s ease; }
.pillar:hover .pillar-link svg{ transform:translateX(3px); }

/* ---------- Service / offer blocks (Conseil, Automatisation) ---------- */
.offer-block{ display:grid; grid-template-columns:0.9fr 1.1fr; gap:50px; align-items:center; padding:56px 0; border-top:1px solid var(--line); }
.offer-block:first-of-type{ border-top:none; }
@media (max-width:860px){ .offer-block{ grid-template-columns:1fr; gap:26px; } }
.offer-block.reverse{ direction:rtl; } .offer-block.reverse > *{ direction:ltr; }
.offer-visual{ background:#fff; border:1px solid var(--line); border-radius:var(--radius); padding:28px; box-shadow:var(--shadow); }
.offer-num{ font-family:'JetBrains Mono',monospace; font-size:13px; color:var(--ink-soft); display:block; margin-bottom:10px; }
.offer-block h3{ font-size:1.5rem; margin:0 0 14px; }
.offer-block p{ color:var(--ink-soft); font-size:15.5px; margin:0 0 18px; }
.offer-block ul{ list-style:none; padding:0; margin:0; }
.offer-block li{ font-size:14.5px; padding:9px 0 9px 26px; position:relative; border-top:1px dashed var(--line); }
.offer-block li:first-child{ border-top:none; }
.offer-block li::before{ content:'✓'; position:absolute; left:0; color:var(--teal); font-weight:700; }

/* ---------- Formation cards ---------- */
.formation-grid{ display:grid; grid-template-columns:repeat(3,1fr); gap:22px; }
@media (max-width:900px){ .formation-grid{ grid-template-columns:1fr; } }
.formation-card{ background:#fff; border:1px solid var(--line); border-radius:var(--radius); overflow:hidden; box-shadow:var(--shadow); display:flex; flex-direction:column; }
.formation-top{ padding:26px 26px 0; }
.formation-tag{ display:inline-block; font-family:'JetBrains Mono',monospace; font-size:11.5px; padding:5px 10px; border-radius:100px; background:var(--bg-soft); color:var(--ink-soft); margin-bottom:14px; }
.formation-card h3{ font-size:19px; margin:0 0 8px; }
.formation-meta{ display:flex; gap:14px; font-size:13px; color:var(--ink-soft); margin-bottom:16px; }
.formation-card p.desc{ font-size:14px; color:var(--ink-soft); margin:0 0 18px; padding:0 26px; }
.formation-card ul{ list-style:none; padding:0 26px; margin:0 0 22px; flex:1; }
.formation-card li{ font-size:13.5px; padding:6px 0; color:var(--ink-soft); }
.formation-card li::before{ content:'—'; margin-right:8px; color:var(--lavender); }
.formation-bottom{ padding:20px 26px; border-top:1px solid var(--line); background:var(--bg-soft); display:flex; justify-content:space-between; align-items:center; }
.formation-price{ font-weight:700; font-size:15px; }
.formation-card.flagship{ border:1.5px solid var(--lavender); position:relative; }
.formation-flag{ position:absolute; top:16px; right:16px; background:var(--grad); color:#12131c; font-size:11px; font-weight:700; padding:5px 10px; border-radius:100px; }

/* ---------- Process steps ---------- */
.steps{ display:grid; grid-template-columns:repeat(4,1fr); gap:18px; }
@media (max-width:860px){ .steps{ grid-template-columns:1fr 1fr; } }
@media (max-width:520px){ .steps{ grid-template-columns:1fr; } }
.step{ background:#fff; border:1px solid var(--line); border-radius:16px; padding:24px; position:relative; }
.step-num{ font-family:'Sora',sans-serif; font-weight:800; font-size:1.6rem; background:var(--grad); -webkit-background-clip:text; background-clip:text; color:transparent; display:block; margin-bottom:10px; }
.step h4{ font-size:15px; margin:0 0 8px; }
.step p{ font-size:13.5px; color:var(--ink-soft); margin:0; }

/* ---------- FAQ accordion ---------- */
.faq{ max-width:760px; margin:0 auto; }
.faq-item{ border-bottom:1px solid var(--line); }
.faq-q{ width:100%; text-align:left; background:none; border:none; font:inherit; font-weight:700; font-size:15.5px; padding:20px 0; display:flex; justify-content:space-between; align-items:center; cursor:pointer; color:var(--ink); }
.faq-q svg{ width:14px; height:14px; transition:transform .2s ease; flex-shrink:0; margin-left:16px; }
.faq-item.open .faq-q svg{ transform:rotate(45deg); }
.faq-a{ max-height:0; overflow:hidden; transition:max-height .25s ease; }
.faq-item.open .faq-a{ max-height:300px; }
.faq-a p{ padding:0 0 22px; margin:0; color:var(--ink-soft); font-size:14.5px; }

/* ---------- Explainer (theta wave) ---------- */
.explainer{ background:var(--bg-soft); }
.explainer-grid{ display:grid; grid-template-columns:0.9fr 1.1fr; gap:60px; align-items:center; }
@media (max-width:860px){ .explainer-grid{ grid-template-columns:1fr; gap:36px; } }
.wave-box{ background:#fff; border:1px solid var(--line); border-radius:var(--radius); padding:28px; box-shadow:var(--shadow); }
.wave-box svg{ width:100%; height:auto; }
.wave-label{ display:flex; justify-content:space-between; font-family:'JetBrains Mono',monospace; font-size:12px; color:var(--ink-soft); margin-top:14px; }
.explainer h2{ font-size:clamp(1.6rem,2.6vw,2.1rem); margin:0 0 18px; }
.explainer p{ color:var(--ink-soft); font-size:15.5px; margin:0 0 16px; }
.explainer strong{ color:var(--ink); }

/* ---------- Credibility ---------- */
.cred-grid{ display:grid; grid-template-columns:1fr 1fr 1fr; gap:24px; margin-top:44px; }
@media (max-width:760px){ .cred-grid{ grid-template-columns:1fr; } }
.cred-card{ text-align:center; padding:28px 18px; }
.cred-num{ font-family:'Sora',sans-serif; font-weight:800; font-size:2.4rem; background:var(--grad); -webkit-background-clip:text; background-clip:text; color:transparent; }
.cred-label{ font-size:14px; color:var(--ink-soft); margin-top:6px; }

/* ---------- CTA band ---------- */
.cta-band{ background:linear-gradient(135deg, #1B1E30, #262a45); border-radius:28px; padding:60px 40px; text-align:center; color:#fff; max-width:1180px; margin:0 auto; position:relative; overflow:hidden; }
.cta-band::before{ content:''; position:absolute; inset:0; background:var(--grad); opacity:.12; }
.cta-band h2{ font-size:clamp(1.6rem,3vw,2.3rem); margin:0 0 14px; position:relative; }
.cta-band p{ color:#B8BCD6; font-size:16px; margin:0 0 30px; position:relative; }
.cta-band .btn-primary{ position:relative; }

/* ---------- Contact form ---------- */
.contact-grid{ display:grid; grid-template-columns:1fr 1fr; gap:50px; }
@media (max-width:860px){ .contact-grid{ grid-template-columns:1fr; } }
.form-group{ margin-bottom:18px; }
.form-group label{ display:block; font-size:13.5px; font-weight:600; margin-bottom:7px; }
.form-group input, .form-group select, .form-group textarea{
  width:100%; padding:13px 16px; border:1px solid var(--line); border-radius:12px; font:inherit; font-size:14.5px;
  background:#fff; color:var(--ink);
}
.form-group textarea{ resize:vertical; min-height:110px; }
.form-group input:focus, .form-group select:focus, .form-group textarea:focus{ outline:none; border-color:var(--lavender); }
.contact-info-card{ background:#fff; border:1px solid var(--line); border-radius:var(--radius); padding:30px; box-shadow:var(--shadow); }
.contact-info-card h3{ font-size:16px; margin:0 0 6px; }
.contact-info-card p{ font-size:14px; color:var(--ink-soft); margin:0 0 20px; }
.contact-row{ display:flex; align-items:center; gap:12px; padding:12px 0; border-top:1px solid var(--line); }
.contact-row:first-of-type{ border-top:none; }
.contact-row .ico{ width:36px; height:36px; border-radius:10px; background:var(--bg-soft); display:flex; align-items:center; justify-content:center; flex-shrink:0; }

/* ---------- Footer ---------- */
footer{ border-top:1px solid var(--line); padding:50px 0 30px; }
.foot-grid{ display:flex; justify-content:space-between; flex-wrap:wrap; gap:30px; margin-bottom:36px; }
.foot-brand img{ height:24px; margin-bottom:12px; }
.foot-brand p{ color:var(--ink-soft); font-size:13.5px; max-width:260px; }
.foot-cols{ display:flex; gap:60px; flex-wrap:wrap; }
.foot-col h4{ font-size:13px; margin:0 0 12px; color:var(--ink-soft); font-weight:600; }
.foot-col a{ display:block; font-size:14px; padding:5px 0; }
.foot-col a:hover{ color:var(--lavender); }
.foot-bottom{ display:flex; justify-content:space-between; flex-wrap:wrap; gap:10px; font-size:13px; color:var(--ink-soft); border-top:1px solid var(--line); padding-top:24px; }