/* Fincagen.com — Nature Premium 2026 */
:root {
  --vert:      #1a5c2e;
  --vert2:     #2d7a45;
  --vert-clair:#e8f5ec;
  --vert-mid:  #c5e8cf;
  --terre:     #8b5e3c;
  --creme:     #faf8f3;
  --blanc:     #ffffff;
  --texte:     #1a2a1e;
  --texte2:    #4a6652;
  --texte3:    #8aa090;
  --border:    #dde8e0;
  --or:        #c9953a;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:'Segoe UI',system-ui,sans-serif;background:var(--creme);color:var(--texte);line-height:1.6}
a{text-decoration:none;color:inherit}
img{max-width:100%;display:block}

/* CONTAINER */
.container{max-width:1100px;margin:0 auto;padding:0 20px}

/* NAV */
nav{background:var(--vert);position:sticky;top:0;z-index:100;box-shadow:0 2px 12px rgba(26,92,46,.2)}
.nav-inner{display:flex;align-items:center;justify-content:space-between;padding:14px 20px;max-width:1100px;margin:0 auto}
.nav-logo{font-size:1.3rem;font-weight:800;color:#fff;letter-spacing:-0.5px}
.nav-logo span{color:#a8e6b8}
.nav-links{display:flex;align-items:center;gap:20px;font-size:.88rem}
.nav-links a{color:rgba(255,255,255,.8);font-weight:500;transition:color .15s}
.nav-links a:hover{color:#fff}
.btn-nav{background:#fff;color:var(--vert)!important;padding:8px 18px;border-radius:8px;font-weight:700;font-size:.85rem;transition:all .2s}
.btn-nav:hover{background:#a8e6b8}
.menu-btn{display:none;background:none;border:1px solid rgba(255,255,255,.3);border-radius:6px;padding:7px 10px;color:#fff;cursor:pointer}
.mobile-nav{display:none;background:var(--vert2);border-bottom:1px solid rgba(255,255,255,.1)}
.mobile-nav.open{display:block}
.mobile-nav a{display:block;padding:12px 20px;color:rgba(255,255,255,.85);border-bottom:1px solid rgba(255,255,255,.1);font-size:.9rem}

/* HERO */
.hero{background:linear-gradient(135deg,var(--vert) 0%,var(--vert2) 50%,#1e4a2a 100%);color:#fff;padding:80px 20px 70px;position:relative;overflow:hidden;border-bottom:4px solid rgba(168,230,184,.3)}
.hero::before{content:'';position:absolute;top:0;right:0;width:50%;height:100%;background:url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.03'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E")}
.hero-badge{display:inline-flex;align-items:center;gap:6px;background:rgba(255,255,255,.12);border:1px solid rgba(255,255,255,.2);color:#a8e6b8;font-size:.75rem;padding:5px 12px;border-radius:20px;margin-bottom:18px;font-weight:600}
.hero h1{font-size:clamp(2rem,5vw,3.2rem);font-weight:800;line-height:1.1;margin-bottom:16px}
.hero-sub{color:rgba(255,255,255,.8);font-size:1.05rem;max-width:560px;line-height:1.7;margin-bottom:28px}
.hero-btns{display:flex;gap:12px;flex-wrap:wrap;margin-bottom:32px}
.btn-white{background:#fff;color:var(--vert);font-weight:700;padding:13px 28px;border-radius:10px;font-size:.95rem;display:inline-flex;align-items:center;gap:8px;transition:all .2s}
.btn-white:hover{background:#a8e6b8;transform:translateY(-2px)}
.btn-outline-w{background:transparent;color:#fff;font-weight:600;padding:13px 26px;border-radius:10px;font-size:.95rem;border:2px solid rgba(255,255,255,.3);display:inline-flex;align-items:center;gap:8px;transition:all .2s}
.btn-outline-w:hover{border-color:#fff}

/* STATS BAR */
.stats-bar{background:var(--vert2);padding:20px}
.stats-inner{display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:0;max-width:1100px;margin:0 auto}
.stat-item{text-align:center;padding:10px 20px;border-right:1px solid rgba(255,255,255,.15)}
.stat-item:last-child{border-right:none}
.stat-val{font-size:1.8rem;font-weight:800;color:#a8e6b8;line-height:1}
.stat-lbl{font-size:.75rem;color:rgba(255,255,255,.7);margin-top:3px}

/* SECTIONS */
.section{padding:64px 20px}
.section-alt{background:var(--vert-clair);border-top:1px solid var(--vert-mid);border-bottom:1px solid var(--vert-mid)}
.section-dark{background:var(--vert);color:#fff}
.eyebrow{display:inline-block;background:var(--vert-clair);color:var(--vert);font-size:.75rem;padding:4px 12px;border-radius:20px;font-weight:700;text-transform:uppercase;letter-spacing:.06em;margin-bottom:10px}
.eyebrow-w{display:inline-block;background:rgba(255,255,255,.12);color:#a8e6b8;font-size:.75rem;padding:4px 12px;border-radius:20px;font-weight:700;text-transform:uppercase;letter-spacing:.06em;margin-bottom:10px}
.section-title{font-size:clamp(1.6rem,3vw,2.2rem);font-weight:800;color:var(--texte);margin-bottom:8px;letter-spacing:-0.3px}
.section-title-w{font-size:clamp(1.6rem,3vw,2.2rem);font-weight:800;color:#fff;margin-bottom:8px}
.section-sub{color:var(--texte2);font-size:.95rem;max-width:580px;line-height:1.7;margin-bottom:32px}
.section-sub-w{color:rgba(255,255,255,.75);font-size:.95rem;max-width:580px;line-height:1.7;margin-bottom:32px}
.text-center{text-align:center}
.text-center .section-sub,.text-center .section-sub-w{margin:0 auto 32px}

/* ARBRES / ESPÈCES */
.especes-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(260px,1fr));gap:18px}
.espece-card{background:var(--blanc);border:1px solid var(--border);border-radius:16px;overflow:hidden;transition:all .2s;position:relative}
.espece-card:hover{border-color:var(--vert);box-shadow:0 8px 28px rgba(26,92,46,.12);transform:translateY(-3px)}
.espece-card.featured{border:2px solid var(--vert)}
.espece-badge{position:absolute;top:12px;right:12px;background:var(--vert);color:#fff;font-size:.7rem;font-weight:700;padding:3px 10px;border-radius:20px}
.espece-img{height:160px;background:var(--vert-clair);display:flex;align-items:center;justify-content:center;font-size:3rem}
.espece-body{padding:18px}
.espece-name{font-size:1rem;font-weight:700;margin-bottom:2px;color:var(--texte)}
.espece-sci{font-size:.78rem;color:var(--texte3);font-style:italic;margin-bottom:8px}
.espece-desc{font-size:.83rem;color:var(--texte2);margin-bottom:12px;line-height:1.5}
.espece-infos{display:flex;gap:12px;margin-bottom:14px}
.espece-info{font-size:.75rem;color:var(--texte2)}
.espece-info strong{color:var(--vert);display:block;font-size:.9rem}
.espece-price{font-size:1.4rem;font-weight:800;color:var(--vert)}
.espece-price span{font-size:.82rem;color:var(--texte3);font-weight:400}

/* ARBRES DISPO */
.arbres-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:16px}
.arbre-card{background:var(--blanc);border:1px solid var(--border);border-radius:14px;padding:20px;transition:all .2s}
.arbre-card:hover{border-color:var(--vert);box-shadow:0 6px 20px rgba(26,92,46,.1)}
.arbre-code{font-size:.72rem;color:var(--texte3);font-family:monospace;margin-bottom:6px}
.arbre-name{font-size:1rem;font-weight:700;color:var(--texte);margin-bottom:4px}
.arbre-location{font-size:.8rem;color:var(--texte2);margin-bottom:10px}
.arbre-carbon{background:var(--vert-clair);border-radius:6px;padding:6px 10px;font-size:.78rem;color:var(--vert);font-weight:600;display:inline-block;margin-bottom:12px}

/* PARRAINS WALL */
.parrains-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(200px,1fr));gap:12px}
.parrain-card{background:var(--blanc);border:1px solid var(--border);border-radius:12px;padding:16px;text-align:center}
.parrain-avatar{width:48px;height:48px;border-radius:50%;background:var(--vert);color:#fff;display:flex;align-items:center;justify-content:center;font-weight:800;font-size:1.1rem;margin:0 auto 10px}
.parrain-name{font-size:.9rem;font-weight:700;color:var(--texte)}
.parrain-arbre{font-size:.78rem;color:var(--texte2)}
.parrain-date{font-size:.72rem;color:var(--texte3);margin-top:4px}

/* CARTE GPS */
#map{height:400px;border-radius:14px;border:1px solid var(--border);overflow:hidden;margin-top:20px}

/* FORMULAIRE */
.form-card{background:var(--blanc);border:2px solid var(--vert);border-radius:16px;padding:32px;box-shadow:0 8px 32px rgba(26,92,46,.08)}
.form-group{margin-bottom:16px}
.form-group label{display:block;font-size:.8rem;font-weight:700;color:var(--texte);margin-bottom:5px;text-transform:uppercase;letter-spacing:.04em}
.form-group input,.form-group select,.form-group textarea{width:100%;border:1px solid var(--border);border-radius:8px;padding:10px 14px;font-size:.9rem;color:var(--texte);font-family:inherit;transition:border-color .2s;background:#fff}
.form-group input:focus,.form-group select:focus,.form-group textarea:focus{outline:none;border-color:var(--vert);box-shadow:0 0 0 3px rgba(26,92,46,.08)}
.btn-green{background:var(--vert);color:#fff;border:none;border-radius:10px;padding:13px 28px;font-size:.95rem;font-weight:700;cursor:pointer;font-family:inherit;transition:all .2s;display:inline-flex;align-items:center;gap:8px}
.btn-green:hover{background:var(--vert2);transform:translateY(-1px)}
.btn-green-block{width:100%;justify-content:center}

/* MON ARBRE PAGE */
.arbre-hero{background:linear-gradient(135deg,var(--vert),var(--vert2));color:#fff;padding:48px 20px;text-align:center;border-radius:0 0 24px 24px}
.tree-badge{background:rgba(255,255,255,.15);border:1px solid rgba(255,255,255,.2);border-radius:10px;padding:8px 16px;display:inline-block;font-size:.82rem;margin-bottom:14px}
.carbon-counter{background:rgba(255,255,255,.1);border:1px solid rgba(255,255,255,.2);border-radius:14px;padding:20px;margin:20px auto;max-width:320px;text-align:center}
.carbon-val{font-size:2.4rem;font-weight:800;color:#a8e6b8}
.carbon-lbl{font-size:.82rem;color:rgba(255,255,255,.75)}
.qr-box{background:var(--blanc);border:2px solid var(--vert);border-radius:14px;padding:20px;text-align:center;display:inline-block}
.timeline-item{display:flex;gap:16px;margin-bottom:20px}
.timeline-dot{width:12px;height:12px;border-radius:50%;background:var(--vert);flex-shrink:0;margin-top:5px}
.timeline-line{position:relative}
.timeline-line::before{content:'';position:absolute;left:5px;top:20px;bottom:-20px;width:2px;background:var(--vert-mid)}

/* CERT PREVIEW */
.cert-preview{background:linear-gradient(135deg,#f0f8f2,#e8f5ec);border:2px solid var(--vert-mid);border-radius:16px;padding:32px;text-align:center;max-width:500px}
.cert-logo{font-size:2rem;font-weight:800;color:var(--vert);margin-bottom:8px}
.cert-title{font-size:1.1rem;font-weight:700;color:var(--texte);margin-bottom:4px}
.cert-num{font-size:.75rem;color:var(--texte3);font-family:monospace}

/* PROCESS */
.process-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:20px}
.process-step{text-align:center;padding:20px}
.step-num{width:50px;height:50px;border-radius:50%;background:rgba(255,255,255,.15);color:#fff;display:flex;align-items:center;justify-content:center;font-weight:800;font-size:1.1rem;margin:0 auto 14px;border:2px solid rgba(255,255,255,.3)}
.process-step h4{font-size:.95rem;font-weight:700;color:#fff;margin-bottom:6px}
.process-step p{font-size:.83rem;color:rgba(255,255,255,.7)}

/* ALERTS */
.alert-ok{background:#e8f5ec;border:1px solid var(--vert-mid);border-radius:10px;padding:14px;color:var(--vert);font-size:.9rem;margin-bottom:16px}
.alert-err{background:#fef2f2;border:1px solid #fca5a5;border-radius:10px;padding:14px;color:#b91c1c;font-size:.9rem;margin-bottom:16px}

/* FOOTER */
footer{background:var(--vert);color:#fff;padding:50px 20px 20px;border-top:4px solid rgba(168,230,184,.3)}
.footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr;gap:32px;max-width:1100px;margin:0 auto 28px}
.footer-brand{font-size:1.3rem;font-weight:800;margin-bottom:10px;color:#fff}
.footer-brand span{color:#a8e6b8}
.footer-text{font-size:.84rem;color:rgba(255,255,255,.65);line-height:1.6}
.footer-title{font-size:.72rem;font-weight:700;color:rgba(255,255,255,.5);text-transform:uppercase;letter-spacing:.08em;margin-bottom:12px}
.footer-links{list-style:none}
.footer-links li{margin-bottom:7px}
.footer-links a{font-size:.84rem;color:rgba(255,255,255,.6);transition:color .15s}
.footer-links a:hover{color:#fff}
.footer-bottom{border-top:1px solid rgba(255,255,255,.1);padding-top:16px;display:flex;justify-content:space-between;flex-wrap:wrap;gap:8px;font-size:.78rem;color:rgba(255,255,255,.4);max-width:1100px;margin:0 auto}

/* RESPONSIVE */
@media(max-width:768px){
  .nav-links{display:none}
  .menu-btn{display:block}
  .hero{padding:50px 16px 40px}
  .section{padding:44px 16px}
  .footer-grid{grid-template-columns:1fr}
  .form-card{padding:20px}
}