:root{
  --black:#111111;
  --gray-dark:#333333;
  --gray:#666666;
  --gray-light:#888888;
  --border:#E5E5E5;
  --gold:#C9A227;
  --white:#FFFFFF;
  --max-width:1100px;
}

*{box-sizing:border-box;margin:0;padding:0;}

html{scroll-behavior:smooth;}

body{
  font-family:"Helvetica Neue",Helvetica,Arial,sans-serif;
  color:var(--black);
  background:var(--white);
  line-height:1.6;
  font-size:16px;
}

a{color:inherit;text-decoration:none;}

img{max-width:100%;display:block;}

.container{
  max-width:var(--max-width);
  margin:0 auto;
  padding:0 24px;
}

/* Header */
header{
  position:sticky;
  top:0;
  background:var(--white);
  border-bottom:1px solid var(--border);
  z-index:100;
}
.nav-wrap{
  display:flex;
  align-items:center;
  justify-content:space-between;
  padding:18px 24px;
  max-width:var(--max-width);
  margin:0 auto;
}
.logo-lockup{display:flex;align-items:center;gap:10px;}
.logo-lockup svg{height:34px;width:auto;}
nav ul{
  display:flex;
  list-style:none;
  gap:34px;
}
nav a{
  font-size:14px;
  letter-spacing:1px;
  text-transform:uppercase;
  color:var(--gray-dark);
  padding-bottom:4px;
  border-bottom:2px solid transparent;
  transition:border-color .2s, color .2s;
}
nav a:hover, nav a.active{
  color:var(--black);
  border-bottom-color:var(--gold);
}
.nav-toggle{display:none;}
.nav-toggle-label{display:none;cursor:pointer;}

@media (max-width:760px){
  nav ul{
    position:absolute;
    top:100%;
    left:0;right:0;
    background:var(--white);
    flex-direction:column;
    gap:0;
    border-bottom:1px solid var(--border);
    max-height:0;
    overflow:hidden;
    transition:max-height .25s ease;
  }
  nav a{
    display:block;
    padding:16px 24px;
    border-bottom:1px solid var(--border);
  }
  .nav-toggle:checked ~ ul{max-height:400px;}
  .nav-toggle-label{
    display:block;
    font-size:24px;
    line-height:1;
    padding:4px 8px;
  }
}

/* Hero */
.hero{
  padding:100px 24px 90px;
  text-align:center;
  max-width:800px;
  margin:0 auto;
}
.hero .eyebrow{
  font-size:13px;
  letter-spacing:3px;
  color:var(--gray-light);
  text-transform:uppercase;
  margin-bottom:18px;
}
.hero h1{
  font-size:40px;
  font-weight:700;
  line-height:1.25;
  margin-bottom:22px;
}
.hero p{
  font-size:18px;
  color:var(--gray-dark);
  margin-bottom:36px;
}
.hero-mark{margin:0 auto 28px;width:60px;}

/* Buttons */
.btn{
  display:inline-block;
  padding:14px 30px;
  font-size:14px;
  letter-spacing:1px;
  text-transform:uppercase;
  border-radius:2px;
  transition:background .2s, color .2s, border-color .2s;
}
.btn-primary{
  background:var(--black);
  color:var(--white);
  border:1px solid var(--black);
}
.btn-primary:hover{background:var(--gold);border-color:var(--gold);color:var(--black);}
.btn-outline{
  background:transparent;
  color:var(--black);
  border:1px solid var(--black);
  margin-left:14px;
}
.btn-outline:hover{border-color:var(--gold);color:var(--gold);}

@media (max-width:500px){
  .btn-outline{margin-left:0;margin-top:12px;}
}

/* Sections */
section{padding:80px 0;}
.section-alt{background:#FAFAFA;}
.section-title{
  font-size:13px;
  letter-spacing:3px;
  text-transform:uppercase;
  color:var(--gold);
  margin-bottom:14px;
  text-align:center;
}
h2{
  font-size:30px;
  font-weight:700;
  margin-bottom:20px;
  text-align:center;
}
.lead{
  font-size:17px;
  color:var(--gray-dark);
  max-width:680px;
  margin:0 auto 50px;
  text-align:center;
}

/* Cards grid */
.grid{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:32px;
}
@media (max-width:800px){
  .grid{grid-template-columns:1fr;}
}
.card{
  border:1px solid var(--border);
  padding:36px 28px;
  border-radius:2px;
}
.card .num{
  font-size:13px;
  color:var(--gold);
  letter-spacing:2px;
  margin-bottom:14px;
}
.card h3{
  font-size:19px;
  margin-bottom:12px;
}
.card p{color:var(--gray-dark);font-size:15px;}

/* Two column */
.two-col{
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:60px;
  align-items:center;
}
@media (max-width:800px){
  .two-col{grid-template-columns:1fr;gap:36px;}
}
.two-col h2{text-align:left;}
.two-col p{color:var(--gray-dark);margin-bottom:16px;}

.portrait-block{
  border:1px solid var(--border);
  aspect-ratio:4/5;
  display:flex;
  align-items:center;
  justify-content:center;
  background:#FAFAFA;
}
.portrait-block .mono{
  font-size:64px;
  font-weight:700;
  color:var(--border);
}

/* Values list */
.values{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:28px;
  margin-top:50px;
}
@media (max-width:800px){.values{grid-template-columns:1fr;}}
.value-item{text-align:center;padding:0 10px;}
.value-mark{
  width:36px;height:36px;
  border:1.5px solid var(--black);
  border-radius:50%;
  margin:0 auto 16px;
  position:relative;
}
.value-mark::after{
  content:"";
  position:absolute;
  width:14px;height:14px;
  background:var(--gold);
  border-radius:50%;
  top:50%;left:50%;
  transform:translate(-50%,-50%);
}
.value-item h4{font-size:16px;margin-bottom:8px;}
.value-item p{font-size:14px;color:var(--gray);}

/* CTA band */
.cta-band{
  background:var(--black);
  color:var(--white);
  text-align:center;
  padding:70px 24px;
}
.cta-band h2{color:var(--white);}
.cta-band p{color:#CCCCCC;max-width:600px;margin:0 auto 30px;}
.cta-band .btn-primary{background:var(--gold);border-color:var(--gold);color:var(--black);}
.cta-band .btn-primary:hover{background:var(--white);border-color:var(--white);}
.cta-band .btn-outline{border-color:#555;color:var(--white);}
.cta-band .btn-outline:hover{border-color:var(--gold);color:var(--gold);}

/* Contact */
.contact-grid{
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:60px;
}
@media (max-width:800px){.contact-grid{grid-template-columns:1fr;}}
.contact-info h3{font-size:15px;letter-spacing:2px;text-transform:uppercase;color:var(--gray-light);margin-bottom:8px;}
.contact-info .info-block{margin-bottom:28px;}
.contact-info .info-value{font-size:17px;}
.contact-info .info-value a:hover{color:var(--gold);}

form label{
  display:block;
  font-size:13px;
  letter-spacing:1px;
  text-transform:uppercase;
  color:var(--gray-dark);
  margin-bottom:6px;
}
form .field{margin-bottom:22px;}
form input, form textarea{
  width:100%;
  border:1px solid var(--border);
  padding:12px 14px;
  font-family:inherit;
  font-size:15px;
  border-radius:2px;
}
form input:focus, form textarea:focus{
  outline:none;
  border-color:var(--gold);
}
form textarea{min-height:140px;resize:vertical;}
form button{
  border:none;
  cursor:pointer;
  font-family:inherit;
}

.form-note{font-size:13px;color:var(--gray-light);margin-top:14px;}

/* Legal pages */
.legal-content{max-width:760px;margin:0 auto;padding:60px 24px 100px;}
.legal-content h1{font-size:30px;margin-bottom:30px;}
.legal-content h2{font-size:19px;text-align:left;margin:36px 0 12px;}
.legal-content p, .legal-content li{color:var(--gray-dark);margin-bottom:14px;font-size:15px;}
.legal-content ul{padding-left:20px;}

/* Footer */
footer{
  background:var(--black);
  color:#AAAAAA;
  padding:60px 0 30px;
}
.footer-grid{
  display:grid;
  grid-template-columns:1.4fr 1fr 1fr;
  gap:40px;
  margin-bottom:40px;
}
@media (max-width:700px){
  .footer-grid{grid-template-columns:1fr;gap:30px;}
}
.footer-brand svg{height:30px;width:auto;margin-bottom:14px;}
.footer-brand p{font-size:14px;color:#999;max-width:280px;}
footer h4{
  color:var(--white);
  font-size:13px;
  letter-spacing:2px;
  text-transform:uppercase;
  margin-bottom:18px;
}
footer ul{list-style:none;}
footer li{margin-bottom:10px;font-size:14px;}
footer a:hover{color:var(--gold);}
.footer-bottom{
  border-top:1px solid #333;
  padding-top:24px;
  display:flex;
  justify-content:space-between;
  flex-wrap:wrap;
  gap:12px;
  font-size:12px;
  color:#777;
}

/* Aperçu des modifications (redline) */
.diff-banner{
  background:#FFF8E1;
  border-bottom:1px solid #E5D9A8;
  color:#6B5900;
  text-align:center;
  padding:10px 16px;
  font-size:13px;
  letter-spacing:.5px;
}
.diff-banner strong{color:#4A3D00;}
ins.diff-add{
  background:#E9F7EC;
  color:#1E7A34;
  text-decoration:none;
  padding:0 2px;
  border-radius:2px;
}
del.diff-del{
  background:#FDEDEE;
  color:#B00020;
  text-decoration:line-through;
  padding:0 2px;
  border-radius:2px;
}
.diff-card-removed{
  border-color:#F3C6CB;
  background:#FFFAFA;
  opacity:.75;
}
.diff-card-added{
  border-color:#BFE3C8;
  background:#F7FCF8;
}
.diff-tag{
  display:inline-block;
  font-size:11px;
  font-weight:700;
  letter-spacing:1px;
  text-transform:uppercase;
  padding:2px 8px;
  border-radius:2px;
  margin-bottom:10px;
}
.diff-tag.add{background:#E9F7EC;color:#1E7A34;}
.diff-tag.del{background:#FDEDEE;color:#B00020;}