/* ══════════════════════════════════════════════════════════
   CECEDD — DESIGN SYSTEM (v3 — refonte complète)
   Charte conservée : verts forêt + ivoire, Playfair Display + DM Sans
   ══════════════════════════════════════════════════════════ */

@view-transition{ navigation: auto; }

:root{
  /* Couleurs de marque (conservées) */
  --forest-950:#04200d;
  --forest-900:#0a3d1e;
  --forest-800:#0f5c28;
  --forest-600:#1a8040;
  --forest-500:#2ea855;
  --forest-300:#5ec97e;
  --forest-100:#d6f2e2;
  --sand-50:#faf8f2;
  --sand-100:#f4f1e8;
  --sand-200:#eee8d9;
  --gold-400:#d4a94a;
  --gold-300:#f0d080;
  --ink:#0d2417;
  --stone:#5b6b60;
  --stone-light:#8a978d;
  --white:#ffffff;

  --disp:'Playfair Display', serif;
  --body:'DM Sans', sans-serif;

  --ease:cubic-bezier(.22,1,.36,1);
  --container:1240px;
}

*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{
  font-family:var(--body);
  color:var(--ink);
  background:var(--sand-50);
  line-height:1.5;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
ul{list-style:none}
button{font:inherit;cursor:pointer;background:none;border:none;color:inherit}
::selection{background:var(--forest-800);color:#fff}

.container{max-width:var(--container);margin:0 auto;padding:0 clamp(20px,5vw,48px)}
.section{padding:clamp(72px,10vw,140px) 0}
.section-tight{padding:clamp(48px,6vw,88px) 0}

.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:11.5px;font-weight:600;letter-spacing:.14em;text-transform:uppercase;
  color:var(--forest-500);margin-bottom:16px;
}
.eyebrow::before{content:'';width:18px;height:1px;background:var(--forest-500)}

.h-xl{
  font-family:var(--disp);font-weight:700;
  font-size:clamp(38px,6vw,74px);line-height:1.04;letter-spacing:-.01em;
  color:var(--ink);
}
.h-lg{
  font-family:var(--disp);font-weight:700;
  font-size:clamp(30px,4.2vw,48px);line-height:1.1;letter-spacing:-.005em;
  color:var(--ink);
}
.h-lg em,.h-xl em{font-style:italic;color:var(--forest-800)}
.lede{font-size:clamp(15px,1.5vw,18px);line-height:1.7;color:var(--stone);max-width:60ch}

/* ── Boutons ── */
.btn{
  display:inline-flex;align-items:center;gap:10px;
  padding:14px 26px;border-radius:100px;font-size:14px;font-weight:600;
  transition:transform .4s var(--ease), box-shadow .4s var(--ease), background .3s ease, color .3s ease;
}
.btn svg{transition:transform .35s var(--ease)}
.btn:hover svg{transform:translateX(4px)}
.btn-primary{background:var(--forest-800);color:#fff;box-shadow:0 10px 26px -10px rgba(15,92,40,.5)}
.btn-primary:hover{transform:translateY(-3px);box-shadow:0 16px 34px -10px rgba(15,92,40,.55)}
.btn-outline{border:1.5px solid rgba(13,36,23,.18);color:var(--ink)}
.btn-outline:hover{border-color:var(--forest-800);background:var(--forest-800);color:#fff;transform:translateY(-3px)}
.btn-light{background:#fff;color:var(--forest-950)}
.btn-light:hover{transform:translateY(-3px);box-shadow:0 16px 34px -10px rgba(0,0,0,.35)}

/* ══════════ NAV ══════════ */
#nav{
  position:fixed;top:0;left:0;right:0;z-index:200;
  display:flex;align-items:center;justify-content:space-between;
  padding:22px clamp(20px,5vw,48px);
  transition:padding .4s var(--ease), background .4s var(--ease), box-shadow .4s var(--ease);
}
#nav.solid{
  padding:14px clamp(20px,5vw,48px);
  background:rgba(250,248,242,.86);
  backdrop-filter:blur(14px) saturate(1.2);
  -webkit-backdrop-filter:blur(14px) saturate(1.2);
  box-shadow:0 1px 0 rgba(13,36,23,.06);
}
.nav-brand{display:flex;align-items:center;gap:11px}
.nav-brand img{width:38px;height:38px;border-radius:50%}
.nav-brand-txt{display:flex;flex-direction:column;line-height:1.1}
.nav-brand-name{font-family:var(--disp);font-weight:700;font-size:17px;letter-spacing:.02em}
.nav-brand-sub{font-size:9.5px;letter-spacing:.1em;text-transform:uppercase;color:var(--stone)}
body.on-dark #nav:not(.solid) .nav-brand-name,
body.on-dark #nav:not(.solid) .nav-brand-sub,
body.on-dark #nav:not(.solid) .nav-link{color:#fff}
body.on-dark #nav:not(.solid) .nav-brand-sub{color:rgba(255,255,255,.65)}

.nav-links{display:flex;align-items:center;gap:clamp(18px,2.4vw,34px)}
.nav-link{font-size:13.5px;font-weight:500;position:relative;padding:4px 0;color:var(--ink)}
.nav-link::after{
  content:'';position:absolute;left:0;bottom:-2px;width:0;height:1.5px;background:var(--forest-800);
  transition:width .35s var(--ease);
}
.nav-link:hover::after,.nav-link.active::after{width:100%}
.nav-link.active{color:var(--forest-800)}

.nav-right{display:flex;align-items:center;gap:16px}
.ham{width:22px;height:16px;position:relative;display:none}
.ham span{position:absolute;left:0;width:100%;height:1.6px;background:currentColor;border-radius:2px;transition:all .35s var(--ease)}
.ham span:nth-child(1){top:0}
.ham span:nth-child(2){top:7px}
.ham span:nth-child(3){top:14px}
.ham.x span:nth-child(1){top:7px;transform:rotate(45deg)}
.ham.x span:nth-child(2){opacity:0}
.ham.x span:nth-child(3){top:7px;transform:rotate(-45deg)}

.mob-menu{
  position:fixed;inset:0;z-index:190;
  background:var(--forest-950);
  display:flex;flex-direction:column;justify-content:center;gap:6px;
  padding:0 clamp(28px,8vw,60px);
  transform:translateY(-100%);opacity:0;
  transition:transform .55s var(--ease), opacity .4s ease;
  pointer-events:none;
}
.mob-menu.open{transform:translateY(0);opacity:1;pointer-events:auto}
.mob-menu a{
  font-family:var(--disp);font-size:clamp(28px,8vw,44px);font-weight:600;color:#fff;
  padding:10px 0;border-bottom:1px solid rgba(255,255,255,.08);
  opacity:.85;
}
.mob-menu a:hover{opacity:1;color:var(--forest-300)}

@media(max-width:900px){
  .nav-links{display:none}
  .ham{display:block}
  .nav-right .btn-primary{display:none}
}

/* ══════════ GROWTH LINE (scroll progress, signature) ══════════ */
#growth-line{
  position:fixed;left:18px;top:50%;transform:translateY(-50%);
  height:min(46vh,340px);width:2px;z-index:150;
  background:rgba(13,36,23,.1);border-radius:2px;
  display:none;
}
#growth-line-fill{
  position:absolute;left:0;top:0;width:100%;height:0%;
  background:linear-gradient(180deg,var(--forest-300),var(--forest-800));
  border-radius:2px;transition:height .1s linear;
}
#growth-leaf{
  position:absolute;left:50%;top:0%;transform:translate(-50%,-50%);
  width:15px;height:15px;transition:top .1s linear;
}
@media(min-width:1100px){#growth-line{display:block}}

/* ══════════ REVEAL SYSTEM ══════════ */
.rv,.rv-l,.rv-r{opacity:0;transition:opacity .9s var(--ease), transform .9s var(--ease)}
.rv{transform:translateY(28px)}
.rv-l{transform:translateX(-32px)}
.rv-r{transform:translateX(32px)}
.rv.in,.rv-l.in,.rv-r.in{opacity:1;transform:translate(0,0)}
@media(prefers-reduced-motion:reduce){
  .rv,.rv-l,.rv-r{transition:opacity .4s ease !important;transform:none !important}
}

/* ══════════ MARQUEE ══════════ */
.marquee{
  position:relative;overflow:hidden;background:var(--forest-950);
  padding:26px 0;white-space:nowrap;
}
.marquee-track{display:inline-flex;animation:mq 32s linear infinite}
.marquee span{
  font-family:var(--disp);font-style:italic;font-weight:600;
  font-size:clamp(22px,3.4vw,40px);color:rgba(255,255,255,.9);
  padding:0 28px;display:inline-flex;align-items:center;gap:28px;
}
.marquee span::after{content:'•';color:var(--forest-500);font-style:normal}
@keyframes mq{from{transform:translateX(0)}to{transform:translateX(-50%)}}

/* ══════════ FOOTER ══════════ */
footer{background:var(--forest-950);color:rgba(255,255,255,.75);padding:clamp(56px,7vw,90px) 0 26px}
.ft-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:40px;padding-bottom:40px;border-bottom:1px solid rgba(255,255,255,.08)}
.ft-brand{display:flex;align-items:center;gap:12px;margin-bottom:16px}
.ft-brand img{width:40px;height:40px;border-radius:50%}
.ft-brand span{font-family:var(--disp);font-weight:700;font-size:19px;color:#fff}
.ft-desc{font-size:13.5px;line-height:1.7;max-width:34ch;color:rgba(255,255,255,.55)}
footer h5{font-size:12px;letter-spacing:.08em;text-transform:uppercase;color:#fff;margin-bottom:16px;font-weight:600}
footer ul li{margin-bottom:10px;font-size:13.5px}
footer ul li a{color:rgba(255,255,255,.62);transition:color .25s ease}
footer ul li a:hover{color:var(--forest-300)}
.ft-bottom{display:flex;justify-content:space-between;align-items:center;padding-top:22px;font-size:12px;color:rgba(255,255,255,.4);flex-wrap:wrap;gap:10px}
@media(max-width:800px){.ft-grid{grid-template-columns:1fr 1fr;gap:32px}}
@media(max-width:520px){.ft-grid{grid-template-columns:1fr}}

/* ══════════ Helpers ══════════ */
.tag-pill{
  font-size:11px;font-weight:500;padding:5px 11px;border-radius:100px;
  background:rgba(46,168,85,.1);color:var(--forest-800);
}
.card-tilt{transform-style:preserve-3d;transition:transform .5s var(--ease), box-shadow .5s var(--ease)}