:root{--cream:#f6f2ee;--sand:#e7ded1;--copper:#c2885d;--navy:#1f2e3e;--line:#ddd3c7;--white:#fffdf9}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--white);color:var(--navy);font:16px/1.65 Montserrat,Arial,sans-serif}a{color:inherit}
.site-header{position:sticky;top:0;z-index:20;display:flex;align-items:center;justify-content:space-between;padding:8px 4vw;background:rgba(255,253,249,.97);border-bottom:1px solid #eee;backdrop-filter:blur(10px)}
.brand img{width:145px;height:92px;object-fit:contain;display:block}.menu-toggle{display:none;border:0;background:none;font-size:28px;color:var(--navy)}
nav{display:flex;align-items:center;gap:26px;font-size:.9rem}nav a{text-decoration:none}nav a:hover{color:var(--copper)}.nav-cta,.button{display:inline-flex;padding:14px 22px;border-radius:999px;text-decoration:none;font-weight:700}.nav-cta,.copper{background:var(--copper);color:white}
.hero{display:grid;grid-template-columns:1fr 1fr;background:var(--cream);min-height:590px}.hero-copy{padding:85px 7vw}.eyebrow{text-transform:uppercase;letter-spacing:.18em;font-size:.72rem;font-weight:700;color:var(--copper);margin:0 0 18px}
h1,h2,h3{font-family:Georgia,"Times New Roman",serif;font-weight:400;line-height:1.12}h1{font-size:clamp(3rem,5.5vw,5rem);margin:0}h1 em{font-style:normal;color:var(--copper)}h2{font-size:clamp(2.1rem,4vw,3.3rem);margin:0 0 24px}h3{font-size:1.35rem}
.line{width:52px;height:2px;background:var(--copper);margin:28px 0}.lead{font-size:1.08rem;max-width:600px}.dark{background:var(--navy);color:white}.note{font-size:.76rem;color:#716c66}
.hero-visual{position:relative;min-height:590px;overflow:hidden;background:var(--cream)}.hero-visual img{width:100%;height:100%;display:block;object-fit:cover;object-position:center center}.hero-visual:before{content:"";position:absolute;inset:0;z-index:1;pointer-events:none;background:linear-gradient(90deg,rgba(255,253,249,.35) 0%,rgba(255,253,249,0) 32%)}
.pillars{display:grid;grid-template-columns:repeat(4,1fr);border-bottom:1px solid var(--line)}.pillars article{text-align:center;padding:35px 30px;border-right:1px solid var(--line)}.pillars article:last-child{border:0}.plant-icon{height:65px;margin:auto auto 8px;color:var(--copper)}.plant-icon svg{width:62px;height:62px;fill:none;stroke:currentColor;stroke-width:2;stroke-linecap:round;stroke-linejoin:round}.pillars h2{text-transform:uppercase;letter-spacing:.14em;font:700 .85rem Montserrat,Arial,sans-serif}
.section{padding:78px 7vw;scroll-margin-top:105px}.intro{display:grid;grid-template-columns:1fr 1fr;gap:80px;background:#fbf8f4}.services{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;padding-top:25px}.services article{background:var(--cream);padding:30px;min-height:235px;border-top:2px solid var(--copper)}.services span{font:1.2rem Georgia,serif;color:var(--copper)}
.bilan{display:grid;grid-template-columns:.8fr 1.8fr;gap:60px;background:#f3eee8}.steps{display:grid;grid-template-columns:repeat(5,1fr);gap:15px}.steps b{display:flex;width:66px;height:66px;border:1px solid var(--copper);border-radius:50%;align-items:center;justify-content:center;color:var(--copper);font:1.65rem Georgia,serif;margin-bottom:15px}.steps h3{font:700 .76rem Montserrat,Arial,sans-serif;text-transform:uppercase;letter-spacing:.08em}.steps p{font-size:.82rem}.text-link{color:var(--copper);font-weight:700;text-decoration:none}
.about{display:grid;grid-template-columns:.85fr 1.15fr;gap:65px;align-items:center}.portrait{height:460px;overflow:hidden;background:#e7ded1}.portrait img{width:100%;height:100%;object-fit:cover;object-position:center 28%}
.engagements{border-top:1px solid var(--line);border-bottom:1px solid var(--line)}.engagements>h2{text-align:center}.eng-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:0}.eng-grid article{text-align:center;padding:20px 30px;border-right:1px solid var(--line)}.eng-grid article:last-child{border:0}.eng-grid h3{font:700 .8rem Montserrat,Arial,sans-serif;text-transform:uppercase;letter-spacing:.08em}.eng-icon{height:55px;color:var(--copper);font-size:2.2rem}.eng-icon svg{width:52px;height:52px;fill:none;stroke:currentColor;stroke-width:2;stroke-linecap:round;stroke-linejoin:round}
.cta{display:flex;justify-content:space-between;align-items:center;gap:40px;background:var(--cream)}
.footer{background:var(--navy);color:#fff;padding:50px 7vw 25px;display:grid;grid-template-columns:1fr 1fr 1.6fr;gap:35px}.footer strong{font-family:Georgia,serif;font-size:1.5rem}.footer small{display:block;color:#e1a477;text-transform:uppercase;letter-spacing:.08em}.footer p{font-size:.76rem;margin:.4rem 0}.footer a{color:#fff}.bottom{grid-column:1/-1;border-top:1px solid #ffffff2b;padding-top:18px;display:flex;justify-content:space-between;font-size:.7rem}
.legal-page{background:var(--cream);min-height:100vh}.legal-wrap{max-width:920px;margin:auto;padding:70px 6vw}.legal-wrap h1{font-size:3rem;margin-bottom:35px}.legal-wrap h2{font-size:1.7rem;margin-top:40px}.legal-wrap p,.legal-wrap li{font-size:.95rem}.legal-wrap a{color:var(--copper)}.back{display:inline-block;margin-top:25px;text-decoration:none;font-weight:700;color:var(--copper)}
@media(max-width:980px){nav{gap:13px;font-size:.76rem}.pillars,.services,.eng-grid{grid-template-columns:repeat(2,1fr)}.bilan{grid-template-columns:1fr}.steps{grid-template-columns:repeat(5,1fr)}}
@media(max-width:720px){.site-header{padding:7px 5vw}.brand img{width:120px;height:80px}.menu-toggle{display:block}nav{display:none;position:absolute;top:88px;left:0;right:0;background:var(--white);padding:18px 5vw;flex-direction:column;align-items:stretch;border-bottom:1px solid var(--line)}nav.open{display:flex}.hero{grid-template-columns:1fr}.hero-copy{padding:58px 6vw}.hero-visual{min-height:360px}.pillars,.services,.intro,.about,.eng-grid{grid-template-columns:1fr}.pillars article{border-right:0;border-bottom:1px solid var(--line)}.steps{grid-template-columns:1fr}.step{display:grid;grid-template-columns:80px 1fr;column-gap:15px}.step b{grid-row:1/3}.cta{display:block}.footer{grid-template-columns:1fr}.bottom{grid-column:1;display:block}.bottom span{display:block;margin-top:8px}.legal-wrap{padding:45px 6vw}.legal-wrap h1{font-size:2.4rem}}

/* HERO — encart indépendant au-dessus de la photo */
.hero-visual{position:relative}
.hero-visual .hero-quote{
  position:absolute;
  z-index:10;
  top:17%;
  right:9%;
  width:285px;
  padding:38px 34px;
  background:rgba(255,253,249,.97);
  border:1px solid rgba(221,211,199,.65);
  border-radius:8px;
  box-shadow:0 18px 50px rgba(31,46,62,.12);
  text-align:center;
  font-family:Georgia,"Times New Roman",serif;
  font-size:1.22rem;
  line-height:1.55;
}
.hero-visual .hero-quote b{
  display:block;
  margin-bottom:8px;
  color:var(--copper);
  font-size:3.2rem;
  line-height:.55;
}
.hero-visual .hero-quote p{margin:0}
.hero-visual .hero-quote span{
  display:block;
  margin-top:10px;
  color:var(--copper);
  font-size:2rem;
  line-height:1;
}
@media(max-width:720px){
  .hero-visual .hero-quote{
    top:16%;
    right:8%;
    left:auto;
    width:min(285px,84%);
    padding:30px 24px;
  }
}