/* Mise en page : la carte de visite dépliée. Haut clair comme le recto (nom, métier, portrait),
   bas marine comme le verso (coordonnées, bande oblique). Une seule colonne sur téléphone. */
:root{
  --navy:#14213D;        /* marine de la carte */
  --navy-deep:#0D172D;
  --ink:#141B28;
  --text:#2B3443;
  --muted:#586375;
  --steel:#5B84A8;       /* bleu acier de la carte */
  --steel-ink:#3D6588;   /* le même, assombri pour le texte sur blanc */
  --steel-light:#A3BDD4; /* le même, éclairci pour le texte sur marine */
  --mist:#EBF0F5;
  --line:#D6DEE7;
  --line-tint:#C8D3DF;
  --paper:#FFFFFF;
  --sans:"Libre Franklin","Helvetica Neue",Arial,sans-serif;
  --serif:"Newsreader",Georgia,"Times New Roman",serif;
  --gutter:clamp(20px,5vw,48px);
  --max:1120px;
  color-scheme:light;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;scroll-padding-top:84px}
body{margin:0;background:var(--paper);color:var(--text);font:400 1.0625rem/1.6 var(--sans);-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility}
img{display:block;max-width:100%;height:auto}
a{color:inherit}
h1,h2,h3,p,ul,ol,dl,dd{margin:0}
ul,ol{padding:0;list-style:none}
:focus-visible{outline:2px solid var(--steel-ink);outline-offset:3px;border-radius:1px}
.wrap{width:100%;max-width:calc(var(--max) + 2*var(--gutter));margin-inline:auto;padding-inline:var(--gutter)}
.skip{position:absolute;left:-999px;top:8px;z-index:50;background:var(--navy);color:#fff;padding:10px 14px;text-decoration:none}
.skip:focus{left:8px}

.label{font:500 .75rem/1.5 var(--sans);letter-spacing:.2em;text-transform:uppercase;color:var(--steel-ink)}
.kicker{font:700 .8125rem/1.4 var(--sans);letter-spacing:.22em;text-transform:uppercase;color:var(--navy);margin-bottom:clamp(24px,3.4vw,36px)}

/* En-tête */
.top{position:sticky;top:0;z-index:20;background:rgba(255,255,255,.94);-webkit-backdrop-filter:saturate(1.4) blur(10px);backdrop-filter:saturate(1.4) blur(10px);border-bottom:1px solid var(--line)}
.top-in{display:flex;align-items:center;justify-content:space-between;height:68px}
.brand{display:block;flex:none}
.brand img{height:44px;width:auto}
.top nav{display:flex;align-items:center;gap:clamp(14px,3vw,34px);font-size:.9375rem;font-weight:500}
.top nav a{text-decoration:none;color:var(--navy);padding:8px 0}
.top nav a:hover{color:var(--steel-ink)}
.top nav .nav-cta{border:1.5px solid var(--navy);border-radius:2px;padding:7px 14px;transition:background .15s,color .15s}
.top nav .nav-cta:hover{background:var(--navy);color:#fff}
/* Choix de la langue */
.lang{display:inline-flex;align-items:center;font-size:.8125rem;letter-spacing:.08em}
.top nav .lang > *{padding:8px 0}
.top nav .lang > * + *{margin-left:10px;padding-left:10px;border-left:1px solid var(--line)}
.lang [aria-current]{font-weight:700;color:var(--navy)}
.top nav .lang a{font-weight:500;color:var(--steel-ink)}
.top nav .lang a:hover{color:var(--navy)}

/* Ouverture */
.hero{overflow-x:clip}
.hero-grid{display:grid}
.hero-id{grid-area:1/1;z-index:2;align-self:start;padding-top:26px;max-width:14.5rem}
.hero-id .label{font-size:.6875rem;letter-spacing:.16em}
.hero-id h1{font:700 1.75rem/1.12 var(--sans);letter-spacing:-.02em;color:var(--navy);margin-bottom:10px}
.hero-id h1 span{display:block}
.hero-photo{grid-area:1/1;position:relative;height:clamp(300px,80vw,460px);margin-inline:calc(-1*var(--gutter));overflow:hidden;
  background:linear-gradient(108deg,transparent 0 60%,rgba(255,255,255,.62) 60% 82%,transparent 82%),var(--mist)}
.hero-photo img{position:absolute;bottom:0;right:-5%;height:93%;width:auto;max-width:none;mix-blend-mode:multiply}
.hero-body{padding-block:30px 56px}
.triad{font:700 clamp(1.6rem,8.2vw,3.25rem)/1.1 var(--sans);letter-spacing:-.03em;color:var(--navy)}
.triad a{display:inline-block;padding:.05em 0;text-decoration:none;background:linear-gradient(currentColor,currentColor) 0 100%/0 .055em no-repeat;transition:background-size .25s ease,color .2s}
.triad a:hover,.triad a:focus-visible{color:var(--steel-ink);background-size:100% .055em}
.lead{font:400 clamp(1.125rem,2.1vw,1.375rem)/1.5 var(--serif);font-optical-sizing:auto;color:var(--text);max-width:32em;margin-block:clamp(22px,3vw,30px)}
.actions{display:flex;flex-wrap:wrap;gap:12px}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:10px;min-height:50px;padding:0 22px;font:600 1rem/1 var(--sans);text-decoration:none;border:1.5px solid var(--navy);border-radius:2px;transition:background .15s,color .15s,border-color .15s}
.btn svg{flex:none}
.btn-solid{background:var(--navy);color:#fff}
.btn-solid:hover{background:var(--navy-deep);border-color:var(--navy-deep)}
.btn-ghost{color:var(--navy)}
.btn-ghost:hover{background:var(--navy);color:#fff}
@media (max-width:479px){.actions .btn{flex:1 1 100%}}

/* Sections */
.section{padding-block:clamp(56px,8vw,104px)}

/* Services */
.services{display:grid;gap:40px}
.svc{border-top:2px solid var(--navy);padding-top:20px}
.svc h3{font:700 1.5rem/1.2 var(--sans);letter-spacing:-.015em;color:var(--navy);margin-bottom:8px}
.svc-lead{font:400 1.125rem/1.45 var(--serif);font-optical-sizing:auto;margin-bottom:18px}
.ruled{border-top:1px solid var(--line)}
.ruled li{padding:10px 0;border-bottom:1px solid var(--line);font-size:1rem;line-height:1.4;color:var(--ink)}

/* Contact */
.contact{position:relative;background:var(--navy);color:#fff;overflow:hidden}
.contact::before{content:"";position:absolute;inset:0;pointer-events:none;background:linear-gradient(108deg,transparent 0 66%,rgba(255,255,255,.065) 66% 82%,transparent 82%)}
.contact :focus-visible{outline-color:#fff}
.contact-grid{position:relative;display:grid;gap:56px;padding-block:clamp(60px,8vw,100px) clamp(48px,6vw,72px)}
.contact .kicker,.contact .label{color:var(--steel-light)}
.reach{display:grid;gap:20px;margin-bottom:34px}
.reach a{color:#fff;text-decoration:none;border-bottom:1px solid rgba(255,255,255,.3);transition:border-color .15s}
.reach a:hover{border-bottom-color:#fff}
.reach .big{font:600 clamp(1.1875rem,5vw,1.5rem)/1.3 var(--sans);letter-spacing:-.01em}
.reach .line{font-size:1.0625rem}
.btn-light{background:#fff;color:var(--navy);border-color:#fff}
.btn-light:hover{background:var(--steel-light);border-color:var(--steel-light)}
.contact-mark{display:none}
.foot{position:relative}
.foot-in{display:flex;flex-wrap:wrap;align-items:center;gap:18px 28px;padding-block:26px 30px;border-top:1px solid rgba(255,255,255,.16);font-size:.875rem;line-height:1.5;color:var(--steel-light)}
.foot img{width:92px;height:auto;flex:none}
.foot p{flex:1 1 16em}

@media (min-width:900px){
  .hero-grid{grid-template-columns:minmax(0,1.25fr) minmax(0,1fr);column-gap:56px}
  .hero-id{grid-area:1/1;padding-top:76px;max-width:none}
  .hero-id .label{font-size:.8125rem;letter-spacing:.2em}
  .hero-id h1{font-size:2rem;letter-spacing:-.02em;margin-bottom:10px}
  .hero-id h1 span{display:inline}
  .hero-body{grid-area:2/1;padding-block:40px 92px}
  .triad{font-size:clamp(2.25rem,4.3vw,3.25rem);line-height:1.08}
  .hero-photo{grid-area:1/2/3/3;height:auto;min-height:560px;margin-inline:0 calc(-1*max(var(--gutter),(100vw - var(--max))/2))}
  .hero-photo img{right:auto;left:0;width:min(100%,520px);height:94%;object-fit:contain;object-position:left bottom}
  .services{grid-template-columns:repeat(3,minmax(0,1fr));grid-template-rows:auto auto auto;gap:0 48px}
  .svc{display:grid;grid-row:span 3;grid-template-rows:subgrid}
  .contact-grid{grid-template-columns:minmax(0,1.25fr) minmax(0,1fr)}
  .contact-mark{display:flex;align-items:center;justify-content:center}
  .contact-mark img{width:min(250px,64%);height:auto}
  .foot img{display:none}
}
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *,*::before,*::after{transition:none!important}
}