:root{
    --navy-950:#081D30;
    --navy-900:#0B2740;
    --navy-800:#12395C;
    --navy-700:#1B4A74;
    --amber:#F59C1B;
    --amber-deep:#DE8A0D;
    --paper:#F6F8FA;
    --card:#FFFFFF;
    --ink:#132A3F;
    --muted:#53687C;
    --line:#DCE4EB;
    --line-navy:rgba(255,255,255,.14);
    --disp:"Barlow Condensed","Arial Narrow",sans-serif;
    --body:"Public Sans","Segoe UI",Arial,sans-serif;
    --wrap:1180px;
  }
  html{scroll-behavior:smooth}
  @media (prefers-reduced-motion: reduce){ html{scroll-behavior:auto} }
  body{
    background:var(--paper);
    color:var(--ink);
    font-family:var(--body);
    font-size:16px;
    line-height:1.6;
    -webkit-font-smoothing:antialiased;
  }
  .wrap{max-width:var(--wrap);margin:0 auto;padding:0 24px}
  h1,h2,h3{margin:0;text-wrap:balance}
  p{margin:0}
  a{color:inherit;text-decoration:none}
  a:focus-visible,button:focus-visible{outline:3px solid var(--amber);outline-offset:3px;border-radius:2px}
  .eyebrow{
    font-family:var(--body);font-size:12px;font-weight:700;
    letter-spacing:.18em;text-transform:uppercase;color:var(--amber);
  }
  .sec-title{
    font-family:var(--disp);font-weight:700;text-transform:uppercase;
    font-size:clamp(30px,4.5vw,46px);line-height:1.04;letter-spacing:.01em;
  }
  .sec-intro{color:var(--muted);max-width:62ch;margin-top:14px}
  .sec-head{display:flex;flex-direction:column;gap:10px;margin-bottom:44px}
  section{padding:88px 0}

  /* ---------- top bar ---------- */
  .topline{background:var(--navy-950);color:#BFD0DE;font-size:12.5px}
  .topline .wrap{display:flex;justify-content:space-between;align-items:center;gap:16px;min-height:38px}
  .topline a{color:#fff;font-weight:600}
  .topline .dot{color:var(--amber);margin:0 8px}
  .topline .who{letter-spacing:.06em;text-transform:uppercase;font-size:11px}
  header.nav{
    position:sticky;top:0;z-index:50;
    background:var(--navy-900);
    border-bottom:1px solid var(--line-navy);
  }
  .navbar{display:flex;align-items:center;gap:28px;min-height:74px}
  .brand{display:flex;align-items:center;gap:12px;color:#fff}
  .brand-mark{
    width:44px;height:44px;border-radius:8px;flex:none;
    background:linear-gradient(145deg,var(--amber) 0%,var(--amber-deep) 100%);
    display:grid;place-items:center;
  }
  .brand-mark svg{width:26px;height:26px}
  .brand-name{font-family:var(--disp);font-weight:700;font-size:21px;letter-spacing:.05em;line-height:1;text-transform:uppercase}
  .brand-sub{font-size:10px;letter-spacing:.22em;text-transform:uppercase;color:#8FA6B8;margin-top:3px}
  nav.main{margin-left:auto;display:flex;align-items:center;gap:4px}
  nav.main a{
    color:#D6E1EA;font-size:13.5px;font-weight:600;padding:9px 11px;border-radius:6px;
    white-space:nowrap;
  }
  nav.main a:hover{color:#fff;background:rgba(255,255,255,.08)}
  .btn{
    display:inline-flex;align-items:center;gap:10px;
    font-weight:700;font-size:14.5px;border-radius:8px;
    padding:13px 22px;border:0;cursor:pointer;transition:transform .15s ease,box-shadow .15s ease;
  }
  .btn-amber{background:var(--amber);color:var(--navy-950)}
  .btn-amber:hover{transform:translateY(-1px);box-shadow:0 8px 24px rgba(245,156,27,.35)}
  .btn-ghost{background:transparent;color:#fff;border:1.5px solid rgba(255,255,255,.45)}
  .btn-ghost:hover{border-color:#fff;background:rgba(255,255,255,.06)}
  .btn-navy{background:var(--navy-900);color:#fff}
  .btn-navy:hover{transform:translateY(-1px);box-shadow:0 8px 24px rgba(11,39,64,.3)}
  .nav-cta{margin-left:6px;padding:11px 18px}
  .burger{
    display:none;margin-left:auto;background:none;border:1.5px solid rgba(255,255,255,.4);
    border-radius:8px;padding:10px 12px;cursor:pointer;
  }
  .burger span{display:block;width:20px;height:2px;background:#fff;margin:4px 0;border-radius:2px}
  .mobile-menu{background:var(--navy-950);border-top:1px solid var(--line-navy);padding:12px 24px 22px}
  .mobile-menu a{display:block;color:#D6E1EA;font-weight:600;padding:12px 4px;border-bottom:1px solid rgba(255,255,255,.08)}
  .mobile-menu .btn{margin-top:16px;width:100%;justify-content:center}

  /* ---------- hero ---------- */
  .hero{
    position:relative;overflow:hidden;
    background:
      radial-gradient(900px 500px at 85% -10%, rgba(245,156,27,.16), transparent 60%),
      linear-gradient(165deg,var(--navy-800) 0%,var(--navy-900) 55%,var(--navy-950) 100%);
    color:#fff;padding:0;
  }
  .hero-grid{
    position:absolute;inset:0;opacity:.5;pointer-events:none;
    background-image:
      repeating-linear-gradient(90deg,var(--line-navy) 0 1px,transparent 1px 120px),
      repeating-linear-gradient(0deg,var(--line-navy) 0 1px,transparent 1px 120px);
    mask-image:linear-gradient(180deg,transparent 0%,#000 30%,#000 70%,transparent 100%);
    -webkit-mask-image:linear-gradient(180deg,transparent 0%,#000 30%,#000 70%,transparent 100%);
  }
  .hero-inner{
    position:relative;display:grid;grid-template-columns:minmax(0,1.15fr) minmax(0,.85fr);
    gap:56px;align-items:center;padding:96px 0 110px;
  }
  .hero h1{
    font-family:var(--disp);font-weight:700;text-transform:uppercase;
    font-size:clamp(42px,6.2vw,74px);line-height:.98;letter-spacing:.005em;margin:18px 0 22px;
  }
  .hero h1 em{font-style:normal;color:var(--amber)}
  .hero-sub{color:#C3D2DE;font-size:17px;max-width:56ch}
  .hero-steps{
    margin-top:18px;color:#8FA6B8;font-size:13px;font-weight:600;
    letter-spacing:.14em;text-transform:uppercase;
  }
  .hero-steps b{color:#C3D2DE;font-weight:600}
  .hero-ctas{display:flex;flex-wrap:wrap;gap:14px;margin-top:34px}
  .hero-visual{position:relative;min-height:380px}
  .ph{
    position:relative;border-radius:14px;overflow:hidden;
    background:linear-gradient(160deg,var(--navy-700),var(--navy-900));
    border:1px solid var(--line-navy);
    display:flex;align-items:flex-end;
  }
  .ph svg{position:absolute;inset:auto 0 0 0;width:100%;height:auto;display:block}
  .ph-tag{
    position:relative;z-index:2;margin:14px;display:inline-flex;align-items:center;gap:8px;
    background:rgba(8,29,48,.78);border:1px solid var(--line-navy);color:#C3D2DE;
    font-size:11.5px;font-weight:600;letter-spacing:.08em;text-transform:uppercase;
    padding:7px 12px;border-radius:100px;backdrop-filter:blur(4px);
  }
  .ph-tag::before{content:"";width:7px;height:7px;border-radius:50%;background:var(--amber)}
  .hero-visual .ph{position:absolute;inset:0}
  .hero-card{
    position:absolute;left:-34px;bottom:-30px;z-index:3;
    background:var(--card);color:var(--ink);border-radius:12px;
    box-shadow:0 24px 60px rgba(8,29,48,.45);
    padding:18px 22px;display:flex;gap:16px;align-items:center;max-width:330px;
  }
  .hero-card .k{font-family:var(--disp);font-weight:700;font-size:34px;color:var(--navy-800);line-height:1}
  .hero-card .t{font-size:13px;color:var(--muted);line-height:1.4}

  /* ---------- trust band ---------- */
  .band{background:var(--navy-950);color:#C3D2DE;border-top:1px solid var(--line-navy)}
  .band .wrap{
    display:flex;flex-wrap:wrap;justify-content:space-between;gap:12px 28px;
    padding-top:18px;padding-bottom:18px;
  }
  .band span{
    display:inline-flex;align-items:center;gap:10px;
    font-size:12.5px;font-weight:700;letter-spacing:.12em;text-transform:uppercase;
  }
  .band span::before{content:"";width:8px;height:8px;background:var(--amber);border-radius:50%;flex:none}

  /* ---------- chiffres ---------- */
  .stats{background:var(--card);border-bottom:1px solid var(--line)}
  .stats-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px}
  .stat{border-left:3px solid var(--amber);padding:6px 0 6px 20px}
  .stat .n{
    font-family:var(--disp);font-weight:700;font-size:clamp(38px,4vw,52px);
    color:var(--navy-900);line-height:1;font-variant-numeric:tabular-nums;
  }
  .stat .l{margin-top:8px;color:var(--muted);font-size:14px;line-height:1.45}
  .stat-note{margin-top:34px;font-size:12.5px;color:var(--muted);font-style:italic}

  /* ---------- clientèles ---------- */
  .clients-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
  .client-card{
    background:var(--card);border:1px solid var(--line);border-radius:12px;
    padding:28px 26px;display:flex;flex-direction:column;gap:12px;
    transition:transform .18s ease,box-shadow .18s ease,border-color .18s ease;
  }
  .client-card:hover{transform:translateY(-4px);box-shadow:0 18px 44px rgba(11,39,64,.12);border-color:var(--navy-800)}
  .client-card.major{grid-column:span 1}
  .client-card h3{font-family:var(--disp);font-weight:700;text-transform:uppercase;font-size:23px;letter-spacing:.02em;color:var(--navy-900)}
  .client-card p{color:var(--muted);font-size:14.5px;flex:1}
  .client-card .go{color:var(--navy-800);font-weight:700;font-size:13.5px;display:inline-flex;align-items:center;gap:8px}
  .client-card .go::after{content:"→";color:var(--amber);font-weight:700;transition:transform .18s ease}
  .client-card:hover .go::after{transform:translateX(4px)}
  .client-ico{width:42px;height:42px;border-radius:9px;background:var(--paper);border:1px solid var(--line);display:grid;place-items:center}
  .client-ico svg{width:22px;height:22px;stroke:var(--navy-800)}

  /* ---------- métiers ---------- */
  .metiers{background:var(--navy-900);color:#fff}
  .metiers .sec-intro{color:#A8BCCB}
  .metiers-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}
  .metier{
    background:rgba(255,255,255,.05);border:1px solid var(--line-navy);border-radius:10px;
    padding:20px 20px 18px;display:flex;flex-direction:column;gap:8px;
    transition:background .18s ease,border-color .18s ease;
  }
  .metier:hover{background:rgba(255,255,255,.1);border-color:rgba(245,156,27,.55)}
  .metier b{font-size:15.5px;font-weight:700;line-height:1.35}
  .metier span{font-size:13px;color:#A8BCCB;line-height:1.45}
  .metier::before{content:"";width:26px;height:3px;background:var(--amber);border-radius:2px;margin-bottom:4px}
  .metiers-foot{margin-top:36px;display:flex;flex-wrap:wrap;gap:14px;align-items:center;justify-content:space-between}
  .metiers-foot p{color:#A8BCCB;font-size:14px}

  /* ---------- méthode ---------- */
  .method-grid{display:grid;grid-template-columns:repeat(6,1fr);gap:0;border:1px solid var(--line);border-radius:12px;overflow:hidden;background:var(--card)}
  .step{padding:26px 20px 30px;border-left:1px solid var(--line);position:relative}
  .step:first-child{border-left:0}
  .step .num{
    font-family:var(--disp);font-weight:700;font-size:15px;color:var(--navy-950);
    background:var(--amber);width:34px;height:34px;border-radius:50%;
    display:grid;place-items:center;margin-bottom:14px;
  }
  .step h3{font-family:var(--disp);font-weight:700;text-transform:uppercase;font-size:18px;letter-spacing:.03em;color:var(--navy-900);margin-bottom:8px}
  .step p{font-size:12.5px;color:var(--muted);line-height:1.5}
  .method-note{
    margin-top:26px;background:var(--navy-900);color:#C3D2DE;border-radius:12px;
    padding:22px 26px;font-size:14.5px;display:flex;gap:14px;align-items:baseline;
  }
  .method-note b{color:var(--amber);font-family:var(--disp);text-transform:uppercase;font-size:17px;letter-spacing:.05em;white-space:nowrap}

  /* ---------- réalisations ---------- */
  .realisations{background:linear-gradient(180deg,var(--paper) 0%,#EDF1F5 100%)}
  .realis-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
  .fiche{
    background:var(--card);border:1px solid var(--line);border-radius:12px;overflow:hidden;
    display:flex;flex-direction:column;
    transition:transform .18s ease,box-shadow .18s ease;
  }
  .fiche:hover{transform:translateY(-4px);box-shadow:0 18px 44px rgba(11,39,64,.14)}
  .fiche .ph{aspect-ratio:4/2.6;border-radius:0;border:0}
  .fiche-body{padding:20px 22px 24px;display:flex;flex-direction:column;gap:10px;flex:1}
  .fiche-tags{display:flex;flex-wrap:wrap;gap:6px}
  .tag{
    font-size:11px;font-weight:700;letter-spacing:.07em;text-transform:uppercase;
    padding:4px 10px;border-radius:100px;background:var(--paper);border:1px solid var(--line);color:var(--navy-800);
  }
  .tag.hot{background:var(--amber);border-color:var(--amber);color:var(--navy-950)}
  .fiche h3{font-family:var(--disp);font-weight:700;text-transform:uppercase;font-size:21px;color:var(--navy-900);letter-spacing:.02em}
  .fiche .meta{font-size:13.5px;color:var(--muted);line-height:1.55;flex:1}
  .fiche .meta b{color:var(--ink)}
  .avap{
    display:flex;border-radius:8px;overflow:hidden;border:1px solid var(--line);
    font-size:11px;font-weight:700;letter-spacing:.08em;text-transform:uppercase;text-align:center;
  }
  .avap i{flex:1;font-style:normal;padding:7px 0}
  .avap i:first-child{background:var(--paper);color:var(--muted)}
  .avap i:last-child{background:var(--navy-900);color:#fff}
  .realis-foot{margin-top:38px;text-align:center}

  /* ---------- qualifications ---------- */
  .qualif-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
  .qualif{
    background:var(--card);border:1px solid var(--line);border-top:4px solid var(--amber);
    border-radius:12px;padding:26px;
  }
  .qualif h3{font-family:var(--disp);font-weight:700;text-transform:uppercase;font-size:22px;color:var(--navy-900);margin-bottom:8px}
  .qualif p{color:var(--muted);font-size:14px}

  /* ---------- CTA final ---------- */
  .cta-final{
    background:
      radial-gradient(700px 400px at 15% 120%, rgba(245,156,27,.18), transparent 60%),
      linear-gradient(150deg,var(--navy-800),var(--navy-950));
    color:#fff;text-align:center;
  }
  .cta-final h2{font-family:var(--disp);font-weight:700;text-transform:uppercase;font-size:clamp(32px,5vw,52px);line-height:1.02}
  .cta-final p{color:#C3D2DE;max-width:58ch;margin:18px auto 0}
  .cta-final .hero-ctas{justify-content:center}
  .cta-tel{font-family:var(--disp);font-weight:700;font-size:26px;letter-spacing:.04em;color:var(--amber)}

  /* ---------- footer ---------- */
  footer{background:var(--navy-950);color:#8FA6B8;font-size:14px}
  .foot-grid{
    display:grid;grid-template-columns:1.3fr 1fr 1fr 1fr;gap:40px;
    padding:64px 0 44px;border-bottom:1px solid var(--line-navy);
  }
  .foot-grid h4{
    color:#fff;font-family:var(--disp);font-weight:700;text-transform:uppercase;
    font-size:16px;letter-spacing:.08em;margin:0 0 16px;
  }
  .foot-grid a{display:block;padding:5px 0;color:#8FA6B8}
  .foot-grid a:hover{color:#fff}
  .foot-brand p{margin-top:14px;line-height:1.7;max-width:34ch}
  .foot-contact a{color:#C3D2DE;font-weight:600}
  .baseline{
    text-align:center;padding:26px 0;
    font-family:var(--disp);font-weight:600;letter-spacing:.3em;text-transform:uppercase;
    color:var(--amber);font-size:15px;
  }
  .legal{text-align:center;color:#5A7186;font-size:12px;padding-bottom:28px}

  /* ---------- reveal ---------- */
  .rv{opacity:0;transform:translateY(22px);transition:opacity .6s ease,transform .6s ease}
  .rv.in{opacity:1;transform:none}
  @media (prefers-reduced-motion: reduce){
    .rv{opacity:1;transform:none;transition:none}
    .btn,.client-card,.fiche,.metier{transition:none}
  }

  /* ---------- responsive ---------- */
  @media (max-width:1080px){
    nav.main{display:none}
    .burger{display:block}
    .metiers-grid{grid-template-columns:repeat(3,1fr)}
    .method-grid{grid-template-columns:repeat(3,1fr)}
    .step{border-top:1px solid var(--line)}
    .step:nth-child(-n+3){border-top:0}
    .step:nth-child(4){border-left:0}
  }
  @media (max-width:860px){
    section{padding:64px 0}
    .hero-inner{grid-template-columns:1fr;padding:64px 0 80px;gap:40px}
    .hero-visual{min-height:300px}
    .hero-card{left:14px;bottom:-24px}
    .stats-grid{grid-template-columns:repeat(2,1fr);gap:28px 20px}
    .clients-grid{grid-template-columns:1fr 1fr}
    .realis-grid{grid-template-columns:1fr}
    .qualif-grid{grid-template-columns:1fr}
    .foot-grid{grid-template-columns:1fr 1fr;padding-top:48px}
    .topline .who{display:none}
  }
  @media (max-width:600px){
    .metiers-grid{grid-template-columns:1fr 1fr}
    .method-grid{grid-template-columns:1fr}
    .step{border-left:0;border-top:1px solid var(--line)}
    .step:first-child{border-top:0}
    .clients-grid{grid-template-columns:1fr}
    .stats-grid{grid-template-columns:1fr 1fr}
    .foot-grid{grid-template-columns:1fr}
  }

/* ---------- pages intérieures ---------- */
.page-hero{position:relative;color:#fff;background:var(--navy-900);overflow:hidden}
.page-hero .bg{position:absolute;inset:0;background-size:cover;background-position:center}
.page-hero .veil{position:absolute;inset:0;background:linear-gradient(90deg,rgba(8,29,48,.94) 0%,rgba(8,29,48,.72) 55%,rgba(8,29,48,.42) 100%)}
.page-hero .wrap{position:relative;padding-top:72px;padding-bottom:64px}
.crumb{font-size:12.5px;color:#A8BCCB;margin-bottom:18px}
.crumb a{color:#C3D2DE;font-weight:600}
.crumb a:hover{color:#fff}
.crumb .sep{margin:0 8px;color:var(--amber)}
.page-hero h1{font-family:var(--disp);font-weight:700;text-transform:uppercase;font-size:clamp(34px,5vw,56px);line-height:1.02;margin:12px 0 18px;max-width:20ch}
.page-hero .lead{color:#C3D2DE;font-size:17px;max-width:58ch}
.page-hero .hero-ctas{margin-top:28px}

.split{display:grid;grid-template-columns:minmax(0,1.6fr) minmax(0,1fr);gap:48px;align-items:start}
.prose p{margin:0 0 18px;color:var(--ink)}
.prose p:last-child{margin-bottom:0}
.prose strong{color:var(--navy-900)}
.aside-card{background:var(--navy-900);color:#C3D2DE;border-radius:12px;padding:28px;position:sticky;top:104px}
.aside-card h3{font-family:var(--disp);font-weight:700;text-transform:uppercase;font-size:19px;letter-spacing:.05em;color:var(--amber);margin-bottom:14px}
.aside-card ul{list-style:none;margin:0;padding:0}
.aside-card li{padding:9px 0;border-bottom:1px solid var(--line-navy);font-size:14px;line-height:1.5}
.aside-card li:last-child{border-bottom:0}
.aside-card li b{color:#fff}
.aside-card .btn{margin-top:18px;width:100%;justify-content:center}

.checklist{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:1fr 1fr;gap:12px}
.checklist li{background:var(--card);border:1px solid var(--line);border-radius:10px;padding:14px 16px 14px 44px;position:relative;font-size:14.5px;line-height:1.5}
.checklist li::before{content:"";position:absolute;left:16px;top:19px;width:14px;height:8px;border-left:3px solid var(--amber);border-bottom:3px solid var(--amber);transform:rotate(-45deg)}
.checklist li b{color:var(--navy-900)}

.photo-band{border-radius:14px;overflow:hidden;border:1px solid var(--line);margin:0}
.photo-band img{display:block;width:100%;height:auto}
.photo-band figcaption{font-size:12.5px;color:var(--muted);padding:10px 16px;background:var(--card)}

.chips{display:flex;flex-wrap:wrap;gap:10px}
.chips a{background:var(--card);border:1px solid var(--line);border-radius:100px;padding:9px 18px;font-size:13.5px;font-weight:700;color:var(--navy-800)}
.chips a:hover{border-color:var(--amber);background:#FFF7EA}

.metier-light{background:var(--card);border:1px solid var(--line);border-radius:10px;padding:20px;display:flex;flex-direction:column;gap:8px;transition:transform .15s ease,box-shadow .15s ease}
.metier-light:hover{transform:translateY(-3px);box-shadow:0 12px 30px rgba(11,39,64,.12)}
.metier-light::before{content:"";width:26px;height:3px;background:var(--amber);border-radius:2px;margin-bottom:4px}
.metier-light b{font-size:15.5px;color:var(--navy-900);line-height:1.35}
.metier-light span{font-size:13px;color:var(--muted);line-height:1.45}
.rel-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}

.hub-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.hub-card{background:var(--card);border:1px solid var(--line);border-radius:12px;overflow:hidden;display:flex;flex-direction:column;transition:transform .18s ease,box-shadow .18s ease}
.hub-card:hover{transform:translateY(-4px);box-shadow:0 18px 44px rgba(11,39,64,.14)}
.hub-card .im{aspect-ratio:16/9;background:linear-gradient(160deg,var(--navy-700),var(--navy-900));background-size:cover;background-position:center}
.hub-card .bd{padding:18px 20px 20px;display:flex;flex-direction:column;gap:8px;flex:1}
.hub-card h3{font-family:var(--disp);font-weight:700;text-transform:uppercase;font-size:20px;color:var(--navy-900);letter-spacing:.02em}
.hub-card p{font-size:13.5px;color:var(--muted);flex:1}
.hub-card .go{color:var(--navy-800);font-weight:700;font-size:13.5px}
.hub-card .go::after{content:" →";color:var(--amber)}

.cta-band{background:linear-gradient(150deg,var(--navy-800),var(--navy-950));color:#fff;border-radius:14px;padding:44px 40px;display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:24px}
.cta-band h2{font-family:var(--disp);font-weight:700;text-transform:uppercase;font-size:clamp(26px,3.4vw,38px);line-height:1.05}
.cta-band p{color:#C3D2DE;max-width:52ch;margin-top:8px}

nav.main a.on{color:#fff;background:rgba(255,255,255,.1);box-shadow:inset 0 -2px 0 var(--amber)}

@media (max-width:900px){
  .split{grid-template-columns:1fr}
  .aside-card{position:static}
  .checklist{grid-template-columns:1fr}
  .rel-grid{grid-template-columns:1fr}
  .hub-grid{grid-template-columns:1fr 1fr}
}
@media (max-width:600px){
  .hub-grid{grid-template-columns:1fr}
  .cta-band{padding:32px 24px}
}