@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700;800;900&display=swap');

:root{
  --blue:#0057B8;
  --blue2:#2CB8DD;
  --deep:#002B5C;
  --dark:#111936;
  --accent:#FF7A00;
  --soft:#F5F8FC;
  --text:#263149;
  --muted:#667085;
  --border:#E5EAF2;
  --shadow:0 18px 48px rgba(17,25,54,.12);
}

*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:Inter,Arial,sans-serif;color:var(--text);background:#fff}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}

.topbar{
  background:#f4f8fd;
  border-bottom:1px solid var(--border);
  color:#17213b;
  padding:10px 42px;
  display:grid;
  grid-template-columns:1.4fr .8fr 1fr 1.3fr;
  gap:18px;
  align-items:center;
  font-size:15px;
  font-weight:650;
}
.topbar strong{color:var(--accent)}
.topbar .claim{text-align:right}

.header{
  min-height:96px;
  background:#fff;
  border-bottom:1px solid var(--border);
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:22px;
  padding:0 42px;
  position:sticky;
  top:0;
  z-index:20;
}
.brand img{width:175px;height:auto}
.nav{display:flex;gap:24px;align-items:center;font-weight:800;color:var(--dark)}
.nav a{
  position:relative;
  padding:36px 0;
  transition:color .25s ease, transform .25s ease;
}
.nav a::after{
  content:"";
  position:absolute;
  left:50%;
  bottom:25px;
  width:0;
  height:3px;
  background:linear-gradient(90deg,var(--blue),var(--accent));
  border-radius:999px;
  transform:translateX(-50%);
  transition:width .25s ease;
}
.nav a:hover,
.nav a.active{
  color:#3157B7;
  transform:translateY(-1px);
}
.nav a:hover::after,
.nav a.active::after{
  width:100%;
}

.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  padding:15px 24px;
  border-radius:13px;
  background:linear-gradient(135deg,#ff6800,#f59c38);
  color:#fff;
  font-weight:900;
  border:0;
  box-shadow:0 16px 34px rgba(255,122,0,.25);
  transition:transform .25s ease, box-shadow .25s ease, filter .25s ease;
}
.btn:hover{
  transform:translateY(-3px);
  box-shadow:0 22px 42px rgba(255,122,0,.34);
  filter:saturate(1.08);
}
.btn.alt{
  background:#fff;
  color:#064bb4;
  border:2px solid #d4e2f7;
  box-shadow:none;
}
.btn.alt:hover{box-shadow:0 14px 30px rgba(0,87,184,.12)}
.btn.white{
  background:transparent;
  color:#fff;
  border:2px solid rgba(255,255,255,.72);
  box-shadow:none;
}
.btn.contact-btn{
  white-space:nowrap;
  text-transform:uppercase;
  letter-spacing:.02em;
}
.btn.contact-btn::after{
  content:"→";
  transition:transform .25s ease;
}
.btn.contact-btn:hover::after{
  transform:translateX(4px);
}

.hero{
  max-width:1440px;
  margin:auto;
  padding:88px 42px 54px;
  display:grid;
  grid-template-columns:1.05fr .95fr;
  gap:64px;
  align-items:center;
  background:
    radial-gradient(circle at 85% 12%,rgba(44,184,221,.14),transparent 30%),
    linear-gradient(180deg,#fff,#f9fbff);
}
.badge,.kicker{
  display:inline-flex;
  padding:10px 18px;
  border-radius:999px;
  background:#edf4ff;
  color:#3157b7;
  font-size:14px;
  letter-spacing:.08em;
  font-weight:900;
  text-transform:uppercase;
}
h1{
  margin:26px 0 22px;
  font-size:clamp(44px,5.4vw,86px);
  line-height:.99;
  letter-spacing:-.055em;
  color:var(--dark);
}
h1 span{color:#3157B7}
.lead{
  font-size:22px;
  line-height:1.55;
  color:#31405f;
  max-width:760px;
}
.hero p,.content-section p,.content-section li{
  font-size:18px;
  line-height:1.75;
  color:#43516a;
}
.hero-actions{display:flex;gap:15px;flex-wrap:wrap;margin:32px 0 26px}
.trust-mini{display:flex;gap:12px;flex-wrap:wrap}
.trust-mini span{
  padding:13px 16px;
  background:#fff;
  border:1px solid var(--border);
  border-radius:14px;
  box-shadow:0 8px 24px rgba(17,26,53,.06);
  font-weight:750;
  font-size:14px;
}
.hero-visual{position:relative}
.hero-visual img{
  border-radius:28px;
  box-shadow:var(--shadow);
  object-fit:cover;
  width:100%;
}
.floating-card{
  position:absolute;
  background:#fff;
  border:1px solid var(--border);
  border-radius:18px;
  padding:16px 18px;
  box-shadow:var(--shadow);
  display:grid;
  gap:4px;
}
.floating-card strong{color:var(--dark)}
.floating-card span{color:var(--muted);font-size:14px}
.card-one{right:-18px;top:44px}
.card-two{left:-22px;bottom:42px}

.stats{
  max-width:1320px;
  margin:0 auto 30px;
  background:linear-gradient(135deg,#00377b,#001d4c);
  color:#fff;
  border-radius:18px;
  display:grid;
  grid-template-columns:repeat(4,1fr);
  overflow:hidden;
  box-shadow:0 18px 45px rgba(0,43,92,.2);
}
.stats div{padding:28px 22px;text-align:center;border-right:1px solid rgba(255,255,255,.18)}
.stats div:last-child{border-right:0}
.stats strong{display:block;font-size:28px;margin-bottom:6px}
.stats span{font-size:14px;opacity:.86}

.section,.content-section{
  max-width:1320px;
  margin:auto;
  padding:78px 42px;
}
.section-title{
  text-align:center;
  max-width:840px;
  margin:0 auto 42px;
}
.section-title span,.why-left span{
  color:#3157b7;
  text-transform:uppercase;
  font-size:13px;
  letter-spacing:.08em;
  font-weight:900;
}
h2{
  margin:10px 0 14px;
  font-size:clamp(30px,3vw,48px);
  line-height:1.12;
  letter-spacing:-.035em;
  color:var(--dark);
}
.section-title p{color:var(--muted);font-size:18px;line-height:1.6}

.service-grid,.content-grid-3{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:22px;
}
.service-card,.feature-box,.method-card{
  background:#fff;
  border:1px solid var(--border);
  border-radius:20px;
  padding:30px;
  box-shadow:0 12px 35px rgba(17,26,53,.07);
  transition:.25s ease;
}
.service-card:hover,.feature-box:hover,.method-card:hover{
  transform:translateY(-6px);
  box-shadow:var(--shadow);
}
.icon{
  width:58px;
  height:58px;
  display:grid;
  place-items:center;
  border-radius:17px;
  background:#edf4ff;
  color:#0057b8;
  font-size:28px;
  margin-bottom:18px;
}
.service-card h3,.feature-box h3,.method-card h3{
  color:var(--dark);
  margin:0 0 10px;
  font-size:22px;
}
.service-card p,.feature-box p,.method-card p{color:#526077;line-height:1.65}
.service-card a{color:#064bb4;font-weight:900}

.why,.content-section.light{
  max-width:none;
  background:linear-gradient(135deg,#f6faff,#edf4ff);
}
.why{
  display:grid;
  grid-template-columns:.8fr 1.2fr;
  gap:44px;
  align-items:center;
  padding-left:max(42px,calc((100vw - 1320px)/2 + 42px));
  padding-right:max(42px,calc((100vw - 1320px)/2 + 42px));
}
.why-left p{color:#43516a;line-height:1.75;font-size:18px;margin-bottom:28px}
.comparison{
  display:grid;
  grid-template-columns:1fr 70px 1fr;
  align-items:center;
}
.compare-col,.compare-card{
  background:#fff;
  border:1px solid var(--border);
  padding:28px;
  border-radius:22px;
  box-shadow:0 12px 35px rgba(17,26,53,.08);
}
.compare-col h3,.compare-card h3{margin-top:0;color:var(--dark)}
.compare-col p,.compare-card p{font-weight:750;color:#43516a}
.compare-col.ipt,.compare-card.ipt{border-color:#bfd3f7}
.versus,.vs{
  width:58px;
  height:58px;
  border-radius:50%;
  background:#002b5c;
  color:#fff;
  display:grid;
  place-items:center;
  font-weight:900;
  margin:auto;
  z-index:2;
}

.method-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.method-card strong{
  width:42px;height:42px;border-radius:50%;
  display:grid;place-items:center;
  background:#0057b8;color:white;margin-bottom:15px;
}

.portfolio-grid{
  display:grid;
  grid-template-columns:repeat(4,1fr);
  gap:24px;
}
.project-card{
  background:#fff;
  border:1px solid var(--border);
  border-radius:20px;
  overflow:hidden;
  color:var(--text);
  box-shadow:0 15px 40px rgba(17,26,53,.1);
  transition:.25s ease;
}
.project-card:hover{
  transform:translateY(-8px);
  box-shadow:var(--shadow);
}
.browser{
  height:36px;
  background:#f1f5fb;
  border-bottom:1px solid var(--border);
  display:flex;
  align-items:center;
  padding:0 14px;
  gap:7px;
}
.browser i{
  width:9px;height:9px;border-radius:50%;
  background:#ccd6e5;display:block;
}
.project-card img{width:100%;height:230px;object-fit:cover}
.project-content{padding:22px}
.project-content h3{margin:0 0 7px;color:var(--dark);font-size:22px}
.project-content p{margin:0;color:#667085;line-height:1.55}
.project-content small{display:block;margin-top:15px;color:#064bb4;font-weight:900}

.testimonials{
  background:#fafcff;
  max-width:none;
  padding-left:max(42px,calc((100vw - 1320px)/2 + 42px));
  padding-right:max(42px,calc((100vw - 1320px)/2 + 42px));
}
.testimonial-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
blockquote{
  margin:0;background:#fff;border:1px solid var(--border);
  border-radius:20px;padding:30px;box-shadow:0 10px 30px rgba(17,26,53,.07);
}
blockquote div{color:#ffb300;font-weight:900}
blockquote p{line-height:1.65;color:#43516a}
cite{font-style:normal;font-weight:800;color:var(--dark)}

.faq-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:14px 20px}
details{
  border:1px solid var(--border);
  border-radius:14px;
  background:#fff;
  padding:18px 20px;
}
summary{cursor:pointer;font-weight:850;color:var(--dark)}
details p{color:#526077;line-height:1.6}

.cta-block,.service-cta{
  max-width:1320px;
  margin:40px auto 0;
  padding:42px;
  border-radius:24px;
  background:linear-gradient(135deg,#0057b8,#002b5c);
  color:#fff;
  display:flex;
  justify-content:space-between;
  align-items:center;
  gap:32px;
  box-shadow:0 18px 45px rgba(0,43,92,.22);
}
.cta-block h2,.service-cta h2{color:#fff;margin:0 0 8px}
.cta-block p,.service-cta p{margin:0;opacity:.88}
.cta-actions{display:flex;gap:14px;flex-wrap:wrap}

.service-page-hero{
  max-width:1320px;
  margin:auto;
  padding:86px 42px 62px;
  display:grid;
  grid-template-columns:1.05fr .95fr;
  gap:48px;
  align-items:center;
  background:
    radial-gradient(circle at 85% 15%,rgba(0,87,184,.12),transparent 32%),
    linear-gradient(180deg,#fff,#f9fbff);
}
.hero-panel{
  background:#fff;
  border:1px solid var(--border);
  border-radius:26px;
  padding:34px;
  box-shadow:var(--shadow);
}
.hero-panel h2{margin-top:0}
.hero-panel li{margin:12px 0;font-weight:750}
.content-grid-2{display:grid;grid-template-columns:1fr 1fr;gap:28px}
.content-section.light .inner{max-width:1240px;margin:auto}
.checklist li{margin:10px 0}
.blue-box{
  background:linear-gradient(135deg,#0057B8,#002B5C);
  color:#fff;
  border-radius:24px;
  padding:36px;
  box-shadow:var(--shadow);
}
.blue-box p{color:rgba(255,255,255,.85)}
.project-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:22px}
.project-grid div{
  background:#fff;border:1px solid var(--border);border-radius:20px;
  padding:28px;box-shadow:0 10px 30px rgba(17,26,53,.07);
}

.footer{
  margin-top:70px;
  background:#07162d;
  color:#fff;
  padding:54px 42px 24px;
}
.footer-grid{
  max-width:1320px;
  margin:auto;
  display:grid;
  grid-template-columns:1.4fr 1fr 1fr;
  gap:56px;
}
.footer img{
  width:165px;
  background:#fff;
  border-radius:14px;
  padding:10px;
}
.footer p{color:rgba(255,255,255,.72);line-height:1.7}
.footer a{display:block;color:rgba(255,255,255,.72);margin:9px 0}
.copyright{
  max-width:1320px;
  margin:38px auto 0;
  border-top:1px solid rgba(255,255,255,.12);
  padding-top:22px;
  color:rgba(255,255,255,.6);
}

@media(max-width:1180px){
  .nav{gap:16px;font-size:14px}
}
@media(max-width:1100px){
  .topbar{grid-template-columns:1fr 1fr}
  .topbar .claim{text-align:left}
  .nav{display:none}
  .hero,.service-page-hero,.content-grid-2{grid-template-columns:1fr}
  .service-grid,.testimonial-grid,.method-grid,.content-grid-3{grid-template-columns:repeat(2,1fr)}
  .why{grid-template-columns:1fr}
  .portfolio-grid,.project-grid{grid-template-columns:repeat(2,1fr)}
}
@media(max-width:720px){
  .topbar{grid-template-columns:1fr;padding:12px 20px;font-size:14px}
  .header{height:auto;padding:16px 20px;gap:14px;flex-wrap:wrap}
  .brand img{width:142px}
  .btn{padding:12px 16px;font-size:14px}
  .hero,.service-page-hero{padding:42px 20px}
  h1{font-size:42px}
  .lead{font-size:18px}
  .stats{grid-template-columns:1fr;margin:0 20px}
  .stats div{border-right:0;border-bottom:1px solid rgba(255,255,255,.18)}
  .section,.content-section{padding:58px 20px}
  .service-grid,.testimonial-grid,.faq-grid,.portfolio-grid,.method-grid,.content-grid-3,.project-grid{grid-template-columns:1fr}
  .comparison{grid-template-columns:1fr;gap:16px}
  .versus,.vs{display:none}
  .floating-card{position:static;margin-top:14px}
  .cta-block,.service-cta{margin:20px;padding:28px;flex-direction:column;align-items:flex-start}
  .footer{padding:40px 20px 20px}
  .footer-grid{grid-template-columns:1fr}
}


/* ======================================================
   IPT V8 - Optimisation téléphone + menu hamburger
====================================================== */

.menu-toggle{
  display:none;
  width:46px;
  height:46px;
  border-radius:12px;
  border:1px solid var(--border);
  background:#fff;
  cursor:pointer;
  align-items:center;
  justify-content:center;
  flex-direction:column;
  gap:5px;
}

.menu-toggle span{
  width:23px;
  height:3px;
  background:var(--dark);
  border-radius:20px;
  transition:.25s ease;
}

@media(max-width:1100px){

  /* On garde uniquement le slogan en haut */
  .topbar{
    display:block!important;
    text-align:center;
    padding:10px 15px;
  }

  .topbar > div:not(.claim){
    display:none!important;
  }

  .topbar .claim{
    display:block!important;
    text-align:center!important;
    font-weight:800;
  }

  .header{
    display:grid!important;
    grid-template-columns:1fr auto;
    align-items:center;
  }

  .brand img{
    width:150px;
  }

  .menu-toggle{
    display:flex;
  }

  .header > .contact-btn{
    display:none;
  }

  .nav{
    display:none;
    grid-column:1/-1;
    flex-direction:column;
    width:100%;
    padding:18px 0 5px;
    gap:0;
  }

  .nav.open{
    display:flex;
  }

  .nav a{
    padding:16px 5px;
    border-bottom:1px solid var(--border);
  }

  .nav a:hover{
    transform:none;
  }
}



/* ======================================================
   IPT V9 - Conservation bouton Contact sur mobile
====================================================== */

@media(max-width:1100px){

  .header{
    grid-template-columns:auto auto auto!important;
    gap:12px;
  }

  .header > .contact-btn{
    display:inline-flex!important;
    padding:12px 18px;
    font-size:13px;
    justify-self:end;
  }

  .menu-toggle{
    justify-self:end;
  }

  .nav{
    grid-column:1 / -1;
  }
}

@media(max-width:480px){

  .brand img{
    width:125px;
  }

  .header > .contact-btn{
    padding:10px 14px;
    font-size:12px;
  }

}



/* ======================================================
   IPT V10 - Correction affichage menu mobile ouvert
====================================================== */

@media(max-width:1100px){

  .header{
    min-height:72px!important;
    height:auto!important;
    padding:12px 18px!important;
    display:grid!important;
    grid-template-columns:auto 1fr auto!important;
    align-items:center!important;
    gap:10px!important;
  }

  .brand{
    display:flex!important;
    align-items:center!important;
    justify-content:flex-start!important;
  }

  .brand img{
    width:118px!important;
    max-width:118px!important;
    height:auto!important;
  }

  .header > .contact-btn{
    display:inline-flex!important;
    grid-column:2!important;
    justify-self:end!important;
    align-self:center!important;
    padding:10px 14px!important;
    font-size:12px!important;
    border-radius:10px!important;
  }

  .menu-toggle{
    display:flex!important;
    grid-column:3!important;
    justify-self:end!important;
    align-self:center!important;
    width:42px!important;
    height:42px!important;
  }

  .nav{
    grid-column:1 / -1!important;
    display:none!important;
    width:100%!important;
    margin-top:10px!important;
    padding:8px 0!important;
    background:#fff!important;
    border-top:1px solid var(--border)!important;
    flex-direction:column!important;
    align-items:stretch!important;
    justify-content:flex-start!important;
    gap:0!important;
  }

  .nav.open{
    display:flex!important;
  }

  .nav a{
    display:block!important;
    width:100%!important;
    text-align:left!important;
    padding:14px 8px!important;
    border-bottom:1px solid var(--border)!important;
    transform:none!important;
    font-size:16px!important;
    line-height:1.2!important;
  }

  .nav a::after{
    left:8px!important;
    bottom:6px!important;
    transform:none!important;
    width:0!important;
    height:2px!important;
  }

  .nav a:hover::after,
  .nav a.active::after{
    width:44px!important;
  }

  .nav a:hover,
  .nav a.active{
    transform:none!important;
  }
}

@media(max-width:480px){
  .header{
    grid-template-columns:auto 1fr auto!important;
    padding:10px 14px!important;
  }

  .brand img{
    width:98px!important;
    max-width:98px!important;
  }

  .header > .contact-btn{
    padding:9px 12px!important;
    font-size:11px!important;
  }

  .menu-toggle{
    width:40px!important;
    height:40px!important;
  }
}



/* ======================================================
   IPT V12 - Mobile : bouton MENU + Contact dessous
====================================================== */

@media(max-width:1100px){

  .header{
    height:auto!important;
    min-height:auto!important;
    display:grid!important;
    grid-template-columns:1fr auto!important;
    grid-template-areas:
      "logo menu"
      "contact contact"
      "nav nav";
    padding:18px!important;
    gap:12px!important;
  }

  .brand{
    grid-area:logo!important;
  }

  .brand img{
    width:150px!important;
    max-width:150px!important;
  }

  .menu-toggle{
    grid-area:menu!important;
    display:flex!important;
    width:auto!important;
    height:auto!important;
    padding:13px 22px!important;
    border-radius:12px!important;
    background:#fff!important;
    border:2px solid var(--blue)!important;
    color:var(--blue)!important;
    font-size:15px!important;
    font-weight:900!important;
    letter-spacing:.05em!important;
    align-items:center!important;
    justify-content:center!important;
  }

  .menu-toggle span{
    display:none!important;
  }

  .header > .contact-btn{
    grid-area:contact!important;
    display:flex!important;
    justify-self:stretch!important;
    width:100%!important;
    margin-top:5px!important;
    padding:14px!important;
    font-size:15px!important;
  }

  .nav{
    grid-area:nav!important;
    display:none!important;
    position:static!important;
    margin:0!important;
    width:100%!important;
    padding:10px 0!important;
  }

  .nav.open{
    display:flex!important;
  }

  .nav a{
    text-align:left!important;
    padding:15px 5px!important;
    font-size:17px!important;
  }
}



/* ======================================================
   IPT V13 - Contact placé dans le menu en responsive
====================================================== */

.mobile-contact-link{
  display:none;
}

@media(max-width:1100px){

  /* Le bouton Contact du header disparaît en mobile */
  .header > .contact-btn{
    display:none!important;
  }

  .header{
    grid-template-areas:
      "logo menu"
      "nav nav"!important;
  }

  /* Le lien Contact apparaît dans le menu déroulant */
  .nav .mobile-contact-link{
    display:block!important;
    margin-top:12px!important;
    padding:15px 18px!important;
    text-align:center!important;
    border-radius:12px!important;
    background:linear-gradient(135deg,#ff6800,#f59c38)!important;
    color:#fff!important;
    font-weight:900!important;
    border-bottom:0!important;
    box-shadow:0 12px 26px rgba(255,122,0,.25)!important;
  }

  .nav .mobile-contact-link:hover{
    transform:translateY(-2px)!important;
  }

  .nav .mobile-contact-link::after{
    display:none!important;
  }
}

@media(min-width:1101px){
  .nav .mobile-contact-link{
    display:none!important;
  }
}