:root{
  --blue:#1F3C88;--blue-soft:#2d559f;--green:#4CAF50;--forest:#2F6047;--sage:#81AA65;--gold:#D8B45A;--white:#fff;--mist:#F5F8F4;--stone:#EEF3F0;--ink:#163042;--muted:#64748b;--shadow:0 24px 70px rgba(31,60,136,.12);--radius:28px;--ease:cubic-bezier(.22,1,.36,1)
}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;font-family:'Lato','Open Sans',system-ui,-apple-system,Segoe UI,sans-serif;color:var(--ink);background:var(--white);line-height:1.7;overflow-x:hidden}body::before{content:"";position:fixed;inset:0;background:url('../images/filigrane-feuille.svg') no-repeat right -180px top 20vh/620px auto;opacity:.38;z-index:-2;pointer-events:none}.site-bg{position:fixed;inset:0;background:radial-gradient(circle at 80% 10%,rgba(216,180,90,.12),transparent 26%),radial-gradient(circle at 10% 40%,rgba(76,175,80,.08),transparent 24%);z-index:-3}a{color:inherit;text-decoration:none}.container{width:min(1160px,calc(100% - 48px));margin-inline:auto}.eyebrow{letter-spacing:.18em;text-transform:uppercase;font-size:.78rem;font-weight:700;color:var(--green)}h1,h2,h3{font-family:'Playfair Display',Georgia,serif;line-height:1.08;margin:0;color:var(--blue)}h1{font-size:clamp(3.1rem,8vw,6.9rem);letter-spacing:-.055em}h2{font-size:clamp(2rem,4vw,4rem);letter-spacing:-.035em}h3{font-size:1.55rem}.lead{font-size:clamp(1.08rem,2vw,1.35rem);color:#355065;max-width:760px}.topbar{position:fixed;top:18px;left:50%;transform:translateX(-50%);width:min(1180px,calc(100% - 28px));height:76px;border:1px solid rgba(255,255,255,.75);border-radius:999px;background:rgba(255,255,255,.72);backdrop-filter:blur(20px);display:flex;align-items:center;justify-content:space-between;padding:0 14px 0 22px;box-shadow:0 10px 40px rgba(31,60,136,.08);z-index:20;transition:.45s var(--ease)}.topbar.scrolled{background:rgba(255,255,255,.92);box-shadow:0 14px 50px rgba(31,60,136,.14)}.brand{display:flex;align-items:center;gap:12px;font-weight:800;color:var(--blue)}.brand img{height:50px;width:auto}.nav{display:flex;align-items:center;gap:4px}.nav a{padding:11px 15px;border-radius:999px;font-size:.96rem;color:#29465b}.nav a:hover{background:rgba(76,175,80,.1);color:var(--forest)}.btn{display:inline-flex;align-items:center;justify-content:center;gap:10px;border-radius:999px;padding:14px 22px;font-weight:800;border:1px solid transparent;transition:.35s var(--ease);cursor:pointer}.btn-primary{background:linear-gradient(135deg,var(--green),var(--forest));color:white;box-shadow:0 15px 38px rgba(76,175,80,.22)}.btn-primary:hover{transform:translateY(-3px);box-shadow:0 22px 52px rgba(76,175,80,.28)}.btn-secondary{background:rgba(255,255,255,.76);color:var(--blue);border-color:rgba(31,60,136,.16)}.btn-secondary:hover{background:#fff;transform:translateY(-3px)}.menu-toggle{display:none;border:0;background:var(--blue);color:#fff;border-radius:999px;padding:12px 15px;font-weight:800}.hero{min-height:100vh;padding:150px 0 90px;display:grid;place-items:center;position:relative}.hero-grid{display:grid;grid-template-columns:1.02fr .98fr;gap:64px;align-items:center}.hero-copy{position:relative;z-index:2}.signature{font-family:'Playfair Display',Georgia,serif;font-size:clamp(1.35rem,2.2vw,2.05rem);font-style:italic;color:var(--forest);margin:24px 0 22px}.hero-actions{display:flex;gap:14px;flex-wrap:wrap;margin-top:34px}.hero-card{position:relative;border-radius:40px;overflow:hidden;min-height:570px;box-shadow:var(--shadow);isolation:isolate;background:var(--mist)}.hero-card img{width:100%;height:100%;object-fit:cover;position:absolute;inset:0}.hero-card::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,transparent 55%,rgba(22,48,66,.34));z-index:1}.floating-note{position:absolute;left:28px;right:28px;bottom:26px;z-index:2;background:rgba(255,255,255,.84);backdrop-filter:blur(18px);border:1px solid rgba(255,255,255,.7);border-radius:26px;padding:20px;display:flex;gap:15px;align-items:center}.pulse{width:52px;height:52px;border-radius:50%;display:grid;place-items:center;background:rgba(76,175,80,.12);color:var(--forest);font-size:1.4rem}.scroll-breathe{position:absolute;bottom:28px;left:50%;transform:translateX(-50%);color:var(--muted);font-size:.85rem;letter-spacing:.15em;text-transform:uppercase}.section{padding:110px 0;position:relative}.manifest{background:linear-gradient(180deg,#fff,var(--mist));}.manifest-box{border-radius:44px;padding:68px;background:rgba(255,255,255,.8);box-shadow:var(--shadow);border:1px solid rgba(31,60,136,.08);position:relative;overflow:hidden}.manifest-box::before{content:"";position:absolute;right:-150px;top:-180px;width:520px;height:520px;background:url('../images/cercle-de-vie.svg') center/contain no-repeat;opacity:.07}.manifest blockquote{font-family:'Playfair Display',Georgia,serif;font-size:clamp(2rem,4.6vw,4.35rem);line-height:1.12;margin:0;color:var(--blue);letter-spacing:-.04em}.three{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;margin-top:38px}.card{background:rgba(255,255,255,.86);border:1px solid rgba(31,60,136,.09);border-radius:var(--radius);padding:30px;box-shadow:0 18px 55px rgba(31,60,136,.08);transition:.38s var(--ease);position:relative;overflow:hidden}.card:hover{transform:translateY(-8px);box-shadow:0 28px 70px rgba(31,60,136,.14)}.icon{width:54px;height:54px;border-radius:18px;background:linear-gradient(135deg,rgba(76,175,80,.18),rgba(31,60,136,.08));display:grid;place-items:center;color:var(--forest);font-size:1.5rem;margin-bottom:18px}.story-grid{display:grid;grid-template-columns:.9fr 1.1fr;gap:60px;align-items:center}.tree-wrap{border-radius:44px;background:linear-gradient(180deg,#fbfdfb,#edf5ec);box-shadow:var(--shadow);padding:30px;position:relative;overflow:hidden}.tree-wrap img{width:100%;display:block}.story p{color:#39556a}.pillars{display:grid;grid-template-columns:repeat(2,1fr);gap:14px;margin-top:28px}.pill{padding:14px 18px;border-radius:999px;background:rgba(245,248,244,.9);border:1px solid rgba(76,175,80,.16);color:#355065;font-weight:700}.valley{background:var(--blue);color:white;overflow:hidden}.valley h2,.valley .eyebrow{color:white}.valley .eyebrow{opacity:.78}.valley .lead{color:rgba(255,255,255,.82)}.valley::before{content:"";position:absolute;inset:0;background:url('../images/hero-vallee.svg') center/cover no-repeat;opacity:.16}.valley .container{position:relative;z-index:1}.valley-card{width:min(780px,100%);padding:54px;border-radius:40px;background:rgba(255,255,255,.08);backdrop-filter:blur(14px);border:1px solid rgba(255,255,255,.15)}.cta{padding:120px 0}.cta-box{display:grid;grid-template-columns:1fr auto;gap:36px;align-items:center;border-radius:46px;background:linear-gradient(135deg,var(--blue),#17306e);color:white;padding:58px;position:relative;overflow:hidden}.cta-box::after{content:"";position:absolute;right:-120px;bottom:-170px;width:520px;height:520px;background:url('../images/filigrane-feuille.svg') center/contain no-repeat;opacity:.12}.cta-box h2{color:white}.cta-box p{color:rgba(255,255,255,.82);max-width:700px}.footer{padding:54px 0;background:#f6f8f6;border-top:1px solid rgba(31,60,136,.08)}.footer-grid{display:grid;grid-template-columns:1.4fr .8fr .8fr;gap:34px;align-items:center}.footer-logo{height:76px;width:auto}.partner{max-width:210px;border-radius:18px;background:#fff;padding:8px;box-shadow:0 10px 35px rgba(0,0,0,.06)}.small{font-size:.9rem;color:var(--muted)}.reveal{opacity:0;transform:translateY(30px);transition:1s var(--ease)}.reveal.visible{opacity:1;transform:none}@media (max-width:900px){.topbar{height:auto;min-height:70px;align-items:flex-start;padding:10px 12px 10px 18px}.menu-toggle{display:block}.nav{display:none;position:absolute;top:78px;left:0;right:0;background:rgba(255,255,255,.97);border-radius:28px;box-shadow:var(--shadow);padding:16px;flex-direction:column;align-items:stretch}.nav.open{display:flex}.nav a,.nav .btn{width:100%;justify-content:center}.hero-grid,.story-grid,.cta-box,.footer-grid{grid-template-columns:1fr}.hero{padding-top:126px}.hero-card{min-height:430px}.three{grid-template-columns:1fr}.manifest-box,.cta-box,.valley-card{padding:34px}.container{width:min(100% - 30px,1160px)}.pillars{grid-template-columns:1fr}}@media (prefers-reduced-motion:reduce){*{scroll-behavior:auto!important;transition:none!important;animation:none!important}}