/* ==========================================================================
   3D NUMÉRIQUE — feuille de style principale
   Palette de marque : navy #0E3252 · teal #008EA5 · jaune #FFCC28
   ========================================================================== */

:root{
  --navy:#0E3252;
  --navy-deep:#092338;
  --navy-soft:#17415F;
  --teal:#008EA5;
  --teal-bright:#00A9C4;
  --yellow:#FFCC28;
  --ink:#14212B;
  --body:#4A5C68;
  --muted:#7B8B97;
  --line:#DFE6EA;
  --line-soft:#EDF1F4;
  --paper:#FFFFFF;
  --paper-2:#F5F8F9;
  --paper-3:#EAF0F2;
  --on-navy:#DCE8EF;
  --maxw:1180px;
  --gut:24px;
  --r:4px;
}

*,*::before,*::after{box-sizing:border-box}

html{scroll-behavior:smooth}
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *{transition:none!important;animation:none!important}
}

body{
  margin:0;
  background:var(--paper);
  color:var(--body);
  font-family:Manrope,"Segoe UI",system-ui,-apple-system,sans-serif;
  font-size:17px;
  line-height:1.68;
  -webkit-font-smoothing:antialiased;
}

img{max-width:100%;height:auto;display:block}
a{color:var(--teal);text-decoration:none}
a:hover{text-decoration:underline}

h1,h2,h3,h4{
  font-family:Barlow,"Segoe UI",system-ui,sans-serif;
  color:var(--ink);
  font-weight:700;
  line-height:1.12;
  letter-spacing:-.015em;
  margin:0;
  text-wrap:balance;
}
h1{font-size:clamp(33px,4.9vw,53px)}
h2{font-size:clamp(28px,4vw,42px)}
h3{font-size:clamp(20px,2.2vw,25px);letter-spacing:-.01em}
h4{font-size:18px;letter-spacing:0}
p{margin:0}

.wrap{max-width:var(--maxw);margin:0 auto;padding:0 var(--gut)}
.stack{display:flex;flex-direction:column}
.section{padding:88px 0}
.section--tight{padding:64px 0}

/* ---------- eyebrow / labels ---------- */
.eyebrow{
  font-family:"Barlow Condensed","Barlow",sans-serif;
  font-size:15px;
  font-weight:600;
  letter-spacing:.18em;
  text-transform:uppercase;
  color:var(--teal);
  margin:0 0 14px;
  display:flex;
  align-items:center;
  gap:10px;
}
.eyebrow::before{content:"";width:26px;height:2px;background:var(--yellow);flex:none}
.eyebrow--light{color:var(--yellow)}
.eyebrow--light::before{background:var(--teal-bright)}

.lede{font-size:19px;color:var(--body);max-width:62ch}
.on-dark .lede,.on-dark p{color:var(--on-navy)}
.on-dark h1,.on-dark h2,.on-dark h3,.on-dark h4{color:#fff}

/* ---------- buttons ---------- */
.btn{
  display:inline-flex;align-items:center;gap:9px;
  font-family:Barlow,sans-serif;font-weight:600;font-size:16px;
  letter-spacing:.01em;
  padding:13px 24px;border-radius:var(--r);
  border:2px solid transparent;cursor:pointer;
  transition:background .16s ease,color .16s ease,border-color .16s ease;
  text-decoration:none;
}
.btn:hover{text-decoration:none}
.btn--primary{background:var(--teal);color:#fff}
.btn--primary:hover{background:var(--navy)}
.btn--yellow{background:var(--yellow);color:var(--navy)}
.btn--yellow:hover{background:#fff}
.btn--ghost{border-color:currentColor;color:var(--navy)}
.btn--ghost:hover{background:var(--navy);color:#fff;border-color:var(--navy)}
.on-dark .btn--ghost{color:#fff}
.on-dark .btn--ghost:hover{background:#fff;color:var(--navy);border-color:#fff}
.btn-row{display:flex;flex-wrap:wrap;gap:12px}
.btn svg{width:17px;height:17px;flex:none}

a:focus-visible,button:focus-visible{outline:3px solid var(--yellow);outline-offset:3px;border-radius:2px}

/* ---------- header ---------- */
.site-header{
  position:sticky;top:0;z-index:60;
  background:rgba(255,255,255,.94);
  backdrop-filter:saturate(150%) blur(10px);
  border-bottom:1px solid var(--line);
}
.header-inner{display:flex;align-items:center;gap:22px;height:74px}
.brand{display:flex;align-items:center;gap:11px;flex:none}
.brand img{height:38px;width:auto}
.brand-name{
  font-family:Barlow,sans-serif;font-weight:700;font-size:19px;
  color:var(--navy);letter-spacing:-.01em;line-height:1.05;
}
.brand-name span{display:block;font-family:"Barlow Condensed",sans-serif;font-weight:500;font-size:11.5px;letter-spacing:.16em;color:var(--teal)}
.brand:hover{text-decoration:none}

.nav{display:flex;align-items:center;gap:4px;margin-left:auto}
.nav a{
  font-family:Barlow,sans-serif;font-weight:600;font-size:15.5px;
  color:var(--navy);padding:8px 13px;border-radius:var(--r);
}
.nav a:hover{background:var(--paper-3);text-decoration:none}
.nav a[aria-current="page"]{color:var(--teal);box-shadow:inset 0 -2px 0 var(--yellow)}

.lang{display:flex;align-items:center;gap:2px;padding-left:12px;margin-left:6px;border-left:1px solid var(--line)}
.lang a{
  font-family:"Barlow Condensed",sans-serif;font-weight:600;font-size:14px;
  letter-spacing:.1em;color:var(--muted);padding:5px 7px;border-radius:3px;
}
.lang a:hover{color:var(--navy);text-decoration:none}
.lang a.is-active{color:var(--navy);background:var(--paper-3)}

.header-cta{margin-left:14px}

.burger{
  display:none;margin-left:auto;width:44px;height:40px;
  background:none;border:1px solid var(--line);border-radius:var(--r);
  align-items:center;justify-content:center;color:var(--navy);
}
.burger svg{width:22px;height:22px}

@media (max-width:900px){
  .burger{display:inline-flex}
  .nav{
    position:fixed;inset:74px 0 auto 0;
    flex-direction:column;align-items:stretch;gap:0;
    background:#fff;border-bottom:1px solid var(--line);
    padding:10px var(--gut) 20px;margin:0;
    box-shadow:0 18px 40px -24px rgba(14,50,82,.5);
  }
  .nav[hidden]{display:none}
  .nav a{padding:13px 4px;border-bottom:1px solid var(--line-soft);border-radius:0}
  .lang{border-left:0;padding:12px 0 0;margin:0}
  .header-cta{margin:14px 0 0}
}

/* ---------- hero ---------- */
.hero{
  background:
    radial-gradient(1100px 520px at 82% -8%, rgba(0,142,165,.42), transparent 62%),
    linear-gradient(168deg,var(--navy) 0%,var(--navy-deep) 100%);
  color:var(--on-navy);
  padding:96px 0 0;
  position:relative;
  overflow:hidden;
}
.hero::after{
  content:"";position:absolute;left:0;right:0;bottom:0;height:5px;
  background:linear-gradient(90deg,var(--teal) 0 42%,var(--yellow) 42% 100%);
}
.hero h1{max-width:18ch}
.hero .lede{margin-top:20px;font-size:20px;max-width:56ch}
.hero .btn-row{margin-top:32px}

/* spec strip — real production numbers */
.specs{
  display:grid;grid-template-columns:repeat(auto-fit,minmax(180px,1fr));
  gap:1px;background:rgba(255,255,255,.16);
  margin-top:64px;border-top:1px solid rgba(255,255,255,.16);
}
.spec{background:transparent;padding:22px 4px 30px}
.spec dt{
  font-family:"Barlow Condensed",sans-serif;font-size:13px;font-weight:500;
  letter-spacing:.16em;text-transform:uppercase;color:var(--yellow);margin-bottom:6px;
}
.spec dd{
  margin:0;font-family:Barlow,sans-serif;font-weight:700;
  font-size:26px;line-height:1.15;color:#fff;font-variant-numeric:tabular-nums;
}
.spec dd small{display:block;font-family:Manrope,sans-serif;font-weight:400;font-size:14px;color:var(--on-navy);letter-spacing:0;margin-top:3px}

/* page header (interior pages) */
.pagehead{
  background:linear-gradient(168deg,var(--navy) 0%,var(--navy-deep) 100%);
  color:var(--on-navy);padding:72px 0;border-bottom:5px solid var(--yellow);
}
.pagehead .lede{margin-top:16px}

/* ---------- section heading block ---------- */
.headline{max-width:64ch;margin-bottom:44px}
.headline .lede{margin-top:16px}
.headline--center{margin-left:auto;margin-right:auto;text-align:center}
.headline--center .eyebrow{justify-content:center}

/* ---------- services ---------- */
.services{display:grid;gap:26px;grid-template-columns:repeat(auto-fit,minmax(300px,1fr))}
.svc{
  display:flex;flex-direction:column;
  background:var(--paper);border:1px solid var(--line);border-radius:var(--r);
  overflow:hidden;transition:border-color .18s ease,transform .18s ease;
}
.svc:hover{border-color:var(--teal);transform:translateY(-3px)}
.svc-media{aspect-ratio:16/10;background:var(--paper-3);overflow:hidden}
.svc-media img{width:100%;height:100%;object-fit:cover}
.svc-body{padding:26px 24px 28px;display:flex;flex-direction:column;gap:14px;flex:1}
.svc h3{color:var(--navy)}
.svc p{font-size:15.5px}
.feat{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:9px}
.feat li{display:flex;gap:10px;font-size:15px;line-height:1.5;color:var(--body)}
.feat svg{width:17px;height:17px;flex:none;margin-top:3px;color:var(--teal)}
.svc .btn{margin-top:auto;align-self:flex-start}

/* ---------- advantages ---------- */
.adv-band{background:var(--paper-2);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.advantages{display:grid;gap:1px;background:var(--line);grid-template-columns:repeat(auto-fit,minmax(310px,1fr));border:1px solid var(--line)}
.adv{background:var(--paper);padding:30px 28px;display:flex;flex-direction:column;gap:12px}
.adv h3{font-size:20px;color:var(--navy)}
.adv p{font-size:15.5px}
.adv-mark{
  width:38px;height:38px;border-radius:var(--r);flex:none;
  background:var(--navy);color:var(--yellow);
  display:grid;place-content:center;
  font-family:Barlow,sans-serif;font-weight:700;font-size:16px;
}

/* ---------- process (a genuine ordered sequence) ---------- */
.process{display:grid;gap:26px;grid-template-columns:repeat(auto-fit,minmax(230px,1fr));counter-reset:step}
.step{position:relative;padding-top:26px;border-top:3px solid var(--line)}
.step:nth-child(1){border-top-color:var(--teal)}
.step:nth-child(2){border-top-color:var(--teal-bright)}
.step:nth-child(3){border-top-color:var(--yellow)}
.step:nth-child(4){border-top-color:var(--navy)}
.step-n{
  font-family:"Barlow Condensed",sans-serif;font-weight:600;font-size:13px;
  letter-spacing:.18em;text-transform:uppercase;color:var(--muted);display:block;margin-bottom:8px;
}
.step h3{font-size:19px;color:var(--navy)}
.step p{font-size:15px;margin-top:8px}

/* ---------- split feature ---------- */
.split{display:grid;gap:52px;grid-template-columns:1.05fr .95fr;align-items:center}
@media (max-width:860px){.split{grid-template-columns:1fr;gap:34px}}
.split-media{border-radius:var(--r);overflow:hidden;background:var(--paper-3);aspect-ratio:4/3}
.split-media img{width:100%;height:100%;object-fit:cover}
.checks{list-style:none;margin:22px 0 0;padding:0;display:flex;flex-direction:column;gap:12px}
.checks li{display:flex;gap:12px;font-size:16.5px}
.checks svg{width:20px;height:20px;flex:none;margin-top:3px;color:var(--teal)}
.on-dark .checks svg{color:var(--yellow)}

/* ---------- gallery ---------- */
.gallery{display:grid;gap:14px;grid-template-columns:repeat(auto-fill,minmax(260px,1fr))}
.gallery figure{margin:0;position:relative;overflow:hidden;border-radius:var(--r);background:var(--paper-3);aspect-ratio:4/3}
.gallery img{width:100%;height:100%;object-fit:cover;transition:transform .4s ease}
.gallery figure:hover img{transform:scale(1.05)}
.gallery figcaption{
  position:absolute;left:0;right:0;bottom:0;padding:26px 16px 13px;
  background:linear-gradient(to top,rgba(9,35,56,.9),transparent);
  color:#fff;font-family:Barlow,sans-serif;font-weight:600;font-size:14.5px;
}

/* ---------- clients ---------- */
.clients{
  display:grid;gap:1px;background:var(--line);
  grid-template-columns:repeat(4,1fr);border:1px solid var(--line);
}
@media (max-width:760px){.clients{grid-template-columns:repeat(2,1fr)}}
.client{
  background:var(--paper);display:grid;place-content:center;
  padding:26px 18px;min-height:104px;
}
.client img{max-height:46px;width:auto;filter:grayscale(1);opacity:.62;transition:filter .2s ease,opacity .2s ease}
.client:hover img{filter:none;opacity:1}
.client span{
  font-family:Barlow,sans-serif;font-weight:600;font-size:15px;
  color:var(--muted);text-align:center;
}

/* ---------- CTA band ---------- */
.cta-band{
  background:linear-gradient(120deg,var(--navy) 0%,var(--navy-soft) 100%);
  color:#fff;padding:66px 0;
  border-top:5px solid var(--yellow);
}
.cta-inner{display:flex;gap:34px;align-items:center;justify-content:space-between;flex-wrap:wrap}
.cta-inner h2{max-width:20ch}

/* ---------- contact ---------- */
.contact-grid{display:grid;gap:20px;grid-template-columns:repeat(auto-fit,minmax(270px,1fr))}
.ccard{
  border:1px solid var(--line);border-radius:var(--r);padding:28px 26px;
  display:flex;flex-direction:column;gap:12px;background:var(--paper);
  transition:border-color .18s ease,transform .18s ease;
}
.ccard:hover{border-color:var(--teal);transform:translateY(-3px)}
.ccard-icon{
  width:44px;height:44px;border-radius:var(--r);display:grid;place-content:center;
  background:var(--paper-3);color:var(--navy);
}
.ccard-icon svg{width:23px;height:23px}
.ccard--wa .ccard-icon{background:#E7F6EC;color:#128C7E}
.ccard h3{font-size:19px;color:var(--navy)}
.ccard .val{
  font-family:Barlow,sans-serif;font-weight:600;font-size:19px;color:var(--navy);
  letter-spacing:.01em;word-break:break-word;
}
.ccard .note{font-size:14.5px;color:var(--muted)}
.ccard .btn{margin-top:auto;align-self:flex-start}

/* ---------- footer ---------- */
.site-footer{background:var(--navy-deep);color:var(--on-navy);padding:60px 0 0;font-size:15.5px}
.foot-grid{display:grid;gap:40px;grid-template-columns:1.4fr 1fr 1fr;padding-bottom:44px}
@media (max-width:760px){.foot-grid{grid-template-columns:1fr;gap:32px}}
.site-footer h4{
  color:#fff;font-family:"Barlow Condensed",sans-serif;font-weight:600;
  font-size:14px;letter-spacing:.16em;text-transform:uppercase;margin-bottom:16px;
}
.site-footer a{color:var(--on-navy)}
.site-footer a:hover{color:var(--yellow);text-decoration:none}
.foot-list{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:10px}
.foot-brand img{height:44px;margin-bottom:16px}
.foot-brand p{max-width:38ch;font-size:15px}
.foot-bottom{
  border-top:1px solid rgba(255,255,255,.14);padding:20px 0 26px;
  display:flex;justify-content:space-between;gap:14px;flex-wrap:wrap;
  font-size:14px;color:#93AEC0;
}

/* ---------- image placeholder (until you drop the real files in) ---------- */
.ph{
  width:100%;height:100%;min-height:150px;display:grid;place-content:center;text-align:center;
  background:repeating-linear-gradient(45deg,var(--paper-3) 0 12px,var(--paper-2) 12px 24px);
  color:var(--muted);font-family:"Barlow Condensed",sans-serif;
  font-size:13px;letter-spacing:.1em;text-transform:uppercase;padding:14px;
}

@media (max-width:640px){
  body{font-size:16px}
  .section{padding:64px 0}
  .hero{padding:72px 0 0}
  .specs{margin-top:44px}
}

/* placeholder sizing in tight spots */
.brand .ph{height:38px;width:132px;min-height:0;font-size:10px;letter-spacing:.06em}
.client .ph{min-height:46px;height:46px;width:100%;font-size:11px}
.foot-brand .ph{height:44px;width:150px;min-height:0;margin-bottom:16px;font-size:10px}