/* =====================================================================
   SILVERE ATSOU - Feuille de style principale
   ===================================================================== */

:root{
  --navy:#0a3a6b;
  --navy-dark:#072c52;
  --black:#000000;
  --ink:#14181c;
  --coral:#f4573b;
  --coral-dark:#dd402a;
  --peach:#f3c9a0;
  --anthracite:#2f3439;
  --grey-word:#c8c8c8;
  --bar:#eeeeee;
  --line:#e2e5e9;
  --muted:#5b646d;
  --white:#ffffff;
  --radius:26px;
  --radius-sm:14px;
  --wrap:1240px;
  --font:'Poppins',-apple-system,BlinkMacSystemFont,'Segoe UI',Arial,sans-serif;
  --serif:'Playfair Display',Georgia,serif;
}

*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family:var(--font);
  color:var(--ink);
  background:var(--white);
  font-size:16px;
  line-height:1.65;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
a{color:var(--navy);text-decoration:none}
a:hover{color:var(--coral)}
h1,h2,h3,h4{margin:0 0 .5em;line-height:1.18;font-weight:700;letter-spacing:-.01em}
p{margin:0 0 1em}
ul{margin:0 0 1em;padding-left:1.15em}
:focus-visible{outline:3px solid var(--coral);outline-offset:3px}

.wrap{max-width:var(--wrap);margin:0 auto;padding:0 22px}
.wrap-lg{max-width:1440px;margin:0 auto;padding:0 22px}
.center{text-align:center}
.sr-only{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0)}

/* ------------------------------ Boutons ---------------------------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:13px 30px;border-radius:999px;border:0;cursor:pointer;
  font-family:var(--font);font-weight:600;font-size:15px;line-height:1.2;
  transition:transform .15s ease,background .2s ease,color .2s ease,box-shadow .2s ease;
  text-align:center;
}
.btn:hover{transform:translateY(-2px)}
.btn-peach{background:var(--peach);color:#1b1b1b}
.btn-peach:hover{background:#efbb87;color:#1b1b1b}
.btn-dark{background:var(--anthracite);color:#fff}
.btn-dark:hover{background:#1e2226;color:#fff}
.btn-coral{background:var(--coral);color:#fff}
.btn-coral:hover{background:var(--coral-dark);color:#fff}
.btn-navy{background:var(--navy);color:#fff}
.btn-navy:hover{background:var(--navy-dark);color:#fff}
.btn-outline{background:transparent;color:var(--ink);border:2px solid var(--ink)}
.btn-outline:hover{background:var(--ink);color:#fff}
.btn-sm{padding:9px 22px;font-size:13.5px}

/* ------------------------------ En-tete ---------------------------- */
.topbar{background:var(--navy);color:#fff;font-size:12.5px}
.topbar .wrap-lg{display:flex;justify-content:space-between;align-items:center;height:34px}
.topbar a{color:#fff;opacity:.9}
.topbar a:hover{opacity:1;color:#fff;text-decoration:underline}
.topbar-social{display:flex;gap:14px;align-items:center}

.nav{background:var(--bar);position:sticky;top:0;z-index:200;box-shadow:0 1px 0 rgba(0,0,0,.06)}
.nav .wrap-lg{display:flex;align-items:center;gap:18px;min-height:62px}
.nav-logo{display:flex;align-items:center;gap:10px;font-weight:800;font-size:19px;color:var(--ink);letter-spacing:-.02em}
.nav-logo img{max-height:42px;width:auto}
.nav-menu{display:flex;align-items:center;gap:4px;margin-left:auto;list-style:none;padding:0}
.nav-menu > li{position:relative}
.nav-menu > li > a{
  display:block;padding:20px 14px;font-size:13.5px;font-weight:600;
  letter-spacing:.04em;text-transform:uppercase;color:#1d2126;
}
.nav-menu > li > a:hover,.nav-menu > li.active > a{color:var(--coral)}
.nav-menu > li.active > a::after{
  content:"";display:block;height:3px;background:var(--coral);
  border-radius:2px;margin-top:5px;
}
.nav-menu .btn-book{
  background:var(--coral);color:#fff;border-radius:999px;padding:10px 20px;
  font-size:13px;font-weight:700;letter-spacing:.05em;margin-left:10px;
}
.nav-menu .btn-book:hover{background:var(--coral-dark);color:#fff}

.has-sub > a::before{content:"";}
.subnav{
  position:absolute;top:100%;left:0;min-width:270px;background:#0d0f11;
  border-radius:10px;padding:10px 0;list-style:none;margin:0;
  box-shadow:0 18px 40px rgba(0,0,0,.28);
  opacity:0;visibility:hidden;transform:translateY(8px);
  transition:.18s ease;z-index:300;
}
.nav-menu li:hover > .subnav,.nav-menu li:focus-within > .subnav{opacity:1;visibility:visible;transform:translateY(0)}
.subnav a{display:block;padding:9px 20px;color:#e9edf2;font-size:13.5px;font-weight:500}
.subnav a:hover{background:#1c2026;color:var(--peach)}

.nav-toggle{display:none;margin-left:auto;background:none;border:0;padding:10px;cursor:pointer}
.nav-toggle span{display:block;width:26px;height:2px;background:#1d2126;margin:5px 0;transition:.2s}

/* ------------------------------ Hero slider ------------------------ */
/* Le slider affiche une image complete par slide, eventuellement cliquable. */
.hero{position:relative;background:#fff;padding:0}
.slides{position:relative;overflow:hidden}
.slide{display:none;margin:0;padding:0}
.slide.is-active{display:block;animation:fadeIn .6s ease both}
@keyframes fadeIn{from{opacity:0}to{opacity:1}}

.slide-link{display:block;line-height:0}
.slide-img{width:100%;height:auto;display:block}
.slide picture{display:block;line-height:0}

.slide-placeholder{
  width:100%;aspect-ratio:16/9;background:#eef1f4;border:2px dashed #c3ccd5;
  display:flex;flex-direction:column;align-items:center;justify-content:center;gap:10px;
  color:#6a747e;text-align:center;padding:24px;
}
.slide-placeholder strong{font-size:17px;color:#3a434c;letter-spacing:.04em}
.slide-placeholder span{font-size:14px;line-height:1.6}

.slide-dots{
  position:absolute;left:0;right:0;bottom:18px;z-index:6;
  display:flex;justify-content:center;gap:9px;
}
.slide-dots button{
  width:10px;height:10px;border-radius:50%;border:0;cursor:pointer;padding:0;
  background:rgba(255,255,255,.55);box-shadow:0 1px 4px rgba(0,0,0,.28);transition:.2s;
}
.slide-dots button.is-active{background:var(--coral);width:30px;border-radius:6px}

.slide-nav{
  position:absolute;top:50%;transform:translateY(-50%);
  width:46px;height:46px;border-radius:50%;border:0;cursor:pointer;
  background:rgba(255,255,255,.86);box-shadow:0 6px 18px rgba(0,0,0,.18);
  font-size:20px;color:var(--ink);display:flex;align-items:center;justify-content:center;
  z-index:6;opacity:0;transition:.2s;
}
.slides:hover .slide-nav,.slide-nav:focus-visible{opacity:1}
.slide-nav:hover{background:#fff}
.slide-prev{left:16px}
.slide-next{right:16px}

/* ------------------------------ Sections --------------------------- */
.section{padding:84px 0}
.section-alt{background:#f6f7f9}
.section-dark{background:var(--navy);color:#fff}
.section-dark h2,.section-dark h3{color:#fff}
.section-title{
  font-size:clamp(24px,3vw,34px);font-weight:800;letter-spacing:-.01em;
  text-transform:uppercase;margin-bottom:26px;
}
.section-kicker{
  display:inline-block;font-size:12px;letter-spacing:.18em;text-transform:uppercase;
  font-weight:700;color:var(--coral);margin-bottom:14px;
}
.lead{font-size:18px;color:var(--muted)}

/* Bloc image + texte */
.split{display:grid;grid-template-columns:1fr 1.15fr;gap:56px;align-items:center}
.split.reverse .split-media{order:2}
.split-media img{width:100%;border-radius:20px;object-fit:cover;aspect-ratio:4/5;background:#e9ecef}
.split-media .img-empty{
  width:100%;aspect-ratio:4/5;border-radius:20px;background:#e9ecef;
  display:flex;align-items:center;justify-content:center;color:#9aa3ac;font-size:14px;text-align:center;padding:20px;
}
.split-body p{color:#39424b}

/* Programmes */
.programs-head{display:flex;justify-content:center;margin-bottom:38px}
.programs-pill{
  background:var(--navy);color:#fff;border-radius:999px;padding:14px 46px;
  font-size:clamp(19px,2.2vw,27px);font-weight:700;letter-spacing:-.01em;
}
.grid-4{display:grid;grid-template-columns:repeat(4,1fr);gap:26px}
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:26px}
.grid-2{display:grid;grid-template-columns:repeat(2,1fr);gap:30px}
.card{
  background:#fff;border:1px solid var(--line);border-radius:18px;overflow:hidden;
  display:flex;flex-direction:column;transition:.2s ease;
}
.card:hover{transform:translateY(-4px);box-shadow:0 16px 34px rgba(10,58,107,.12)}
.card-img{aspect-ratio:4/3;background:#e9ecef;overflow:hidden}
.card-img img{width:100%;height:100%;object-fit:cover}
.card-img .img-empty{width:100%;height:100%;display:flex;align-items:center;justify-content:center;color:#9aa3ac;font-size:13px}
.card-body{padding:20px 20px 22px;display:flex;flex-direction:column;flex:1}
.card-body h3{font-size:17px;margin-bottom:8px}
.card-body p{font-size:14.5px;color:var(--muted);margin-bottom:16px}
.card-meta{font-size:12.5px;letter-spacing:.06em;text-transform:uppercase;color:var(--coral);font-weight:700;margin-bottom:8px}
.card-body .btn{margin-top:auto;align-self:flex-start}

/* Page interieure : hero */
.page-hero{padding:46px 0 18px;background:#fff}
.page-word{
  font-size:clamp(40px,10vw,140px);font-weight:800;color:var(--grey-word);
  text-transform:uppercase;letter-spacing:-.02em;line-height:.95;margin:0;
  white-space:nowrap;overflow:hidden;
}
.page-hero h1{font-size:clamp(20px,2.6vw,29px);margin:6px 0 10px}
.page-hero .lead{max-width:820px}
.page-banner{width:100%;height:clamp(180px,28vw,330px);object-fit:cover}

.duo{display:grid;grid-template-columns:1fr 1.25fr;gap:48px;align-items:start;margin:44px 0 10px}
.duo h2{font-family:var(--serif);font-size:clamp(28px,3.6vw,44px);font-weight:700;line-height:1.15}
.duo p{font-size:17px;font-weight:600}

.content{font-size:16px;color:#333c45}
.content h2{font-size:clamp(21px,2.4vw,28px);margin:34px 0 14px}
.content h3{font-size:19px;margin:26px 0 10px}
.content ul{padding-left:20px}
.content li{margin-bottom:6px}
.content blockquote{
  margin:30px 0;padding:22px 26px;border-left:4px solid var(--coral);
  background:#f6f7f9;border-radius:0 12px 12px 0;font-style:italic;
}

.quote-band{background:var(--navy);color:#fff;padding:62px 0;text-align:center}
.quote-band blockquote{
  margin:0 auto;max-width:860px;font-family:var(--serif);
  font-size:clamp(20px,2.7vw,30px);line-height:1.4;font-style:italic;
}
.quote-band cite{display:block;margin-top:18px;font-style:normal;font-size:14px;letter-spacing:.14em;text-transform:uppercase;opacity:.8}

.cta-band{background:#111417;color:#fff;padding:66px 0;text-align:center;border-radius:26px}
.cta-band h2{font-size:clamp(24px,3vw,34px);margin-bottom:12px}
.cta-band p{color:rgba(255,255,255,.78);max-width:600px;margin:0 auto 26px}

.tlist{list-style:none;padding:0;display:grid;grid-template-columns:repeat(2,1fr);gap:12px}
.tlist li{
  background:#f6f7f9;border-radius:12px;padding:14px 18px;font-weight:600;font-size:15px;
  border-left:3px solid var(--coral);
}

.testimonial{background:#fff;border:1px solid var(--line);border-radius:18px;padding:26px}
.stars{color:#f5a623;letter-spacing:2px;margin-bottom:10px}
.testimonial p{font-size:15px;color:#39424b;font-style:italic}
.testimonial .who{font-weight:700;font-size:14.5px;margin-top:14px}
.testimonial .who span{display:block;font-weight:500;color:var(--muted);font-size:13px}

/* Services alternes (What we do) */
.svc{display:grid;grid-template-columns:1fr 1fr;gap:0;border-bottom:1px solid var(--line);padding:44px 0}
.svc:last-child{border-bottom:0}
.svc .svc-title{font-size:15px;font-weight:700;color:var(--coral);letter-spacing:.02em;margin-bottom:12px}
.svc .svc-body p{font-size:15px;color:#39424b}
.svc.right .svc-block{grid-column:2}
.svc.left .svc-block{grid-column:1}
.svc.right{text-align:right}
.svc.right .btn{margin-left:auto}

/* Formulaire */
.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:18px}
.field{display:flex;flex-direction:column;gap:6px;margin-bottom:16px}
.field label{font-size:13px;font-weight:600;color:#3a434c}
.field input,.field select,.field textarea{
  font-family:var(--font);font-size:15px;padding:12px 14px;border:1px solid #d5dae0;
  border-radius:10px;background:#fff;color:var(--ink);width:100%;
}
.field input:focus,.field select:focus,.field textarea:focus{border-color:var(--navy);outline:none;box-shadow:0 0 0 3px rgba(10,58,107,.12)}
.field textarea{min-height:150px;resize:vertical}
.alert{padding:14px 18px;border-radius:12px;margin-bottom:20px;font-size:14.5px}
.alert-success{background:#e7f6ec;color:#1d6b38;border:1px solid #bfe5cc}
.alert-error{background:#fdecea;color:#a52a1c;border:1px solid #f7c8c2}

/* Pied de page */
.footer{background:#0b1015;color:#c9d1d9;padding:56px 0 0;margin-top:70px}
.footer h4{color:#fff;font-size:14px;letter-spacing:.1em;text-transform:uppercase;margin-bottom:16px}
.footer a{color:#c9d1d9;font-size:14.5px}
.footer a:hover{color:var(--peach)}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:34px;padding-bottom:40px}
.footer ul{list-style:none;padding:0;margin:0}
.footer li{margin-bottom:8px}
.footer-brand p{font-size:14.5px;color:#95a1ad;max-width:320px}
.footer-bottom{border-top:1px solid rgba(255,255,255,.1);padding:18px 0;font-size:13px;color:#8b98a5;display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap}
.footer-social{display:flex;gap:14px}

/* Fil d'ariane */
.crumb{font-size:13px;color:var(--muted);padding:16px 0 0}
.crumb a{color:var(--muted)}

/* ------------------------------ Responsive ------------------------- */
@media (max-width:1080px){
  .nav-menu > li > a{padding:18px 10px;font-size:12.5px}
  .grid-4{grid-template-columns:repeat(2,1fr)}
}
@media (max-width:900px){
  .nav-toggle{display:block}
  .nav-menu{
    display:none;position:absolute;top:100%;left:0;right:0;background:#fff;
    flex-direction:column;align-items:stretch;padding:10px 0 16px;gap:0;
    box-shadow:0 18px 30px rgba(0,0,0,.14);max-height:78vh;overflow:auto;
  }
  .nav-menu.open{display:flex}
  .nav-menu > li > a{padding:13px 22px}
  .nav-menu > li.active > a::after{display:none}
  .nav-menu .btn-book{margin:12px 22px;text-align:center}
  .subnav{
    position:static;opacity:1;visibility:visible;transform:none;background:#f4f5f7;
    box-shadow:none;border-radius:0;padding:0;display:none;
  }
  .subnav a{color:#333;padding:10px 34px}
  .subnav a:hover{background:#e9ebee;color:var(--navy)}
  li.open > .subnav{display:block}

  .split,.duo,.grid-3,.grid-2,.form-grid,.tlist{grid-template-columns:1fr;gap:26px}
  .split.reverse .split-media{order:0}
  .svc{grid-template-columns:1fr;text-align:left}
  .svc.right{text-align:left}
  .svc.right .svc-block,.svc.left .svc-block{grid-column:1}
  .svc.right .btn{margin-left:0}
  .footer-grid{grid-template-columns:1fr 1fr}
  .section{padding:60px 0}

  .slide-dots{bottom:10px}
  .slide-nav{opacity:1;width:38px;height:38px;font-size:16px}
  .slide-prev{left:8px}
  .slide-next{right:8px}
}
@media (max-width:560px){
  .grid-4{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr}
  .topbar .wrap-lg{font-size:11.5px}
  .slide-nav{display:none}
  .slide-placeholder{aspect-ratio:4/3}
  .page-word{font-size:clamp(30px,11vw,54px)}
}

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