:root{
    --green:#0d5d2c;
    --mint:#5dd68b;
    --gold:#d4af37;
    --ink:#0e1111;
    --white:#fff;
    --card:rgba(255,255,255,.08);
  }
  
  *{box-sizing:border-box}
  html,body{margin:0;padding:0}
  body{
    font-family:system-ui,-apple-system,Segoe UI,Roboto,Ubuntu,Cantarell,Noto Sans,Helvetica,Arial,"Apple Color Emoji","Segoe UI Emoji";
    color:#222;
    background: linear-gradient(180deg, var(--green), #9ec2ac);
    background-attachment: fixed;
  }
  
  /* Layout */
  .container{max-width:1100px;margin:0 auto;padding:24px}
  .center{text-align:center}
  
  /* Header/Nav minimal (optionnel) */
  .site-header{display:flex;align-items:center;justify-content:space-between;padding:12px 18px}
  .logo img{height:56px;border-radius:10px}
  .nav-container {
    display: flex;
    justify-content: space-between;
    align-items: center; /* centrage vertical parfait */
  }
  
  /* === LOGO === */
  .logo img {
    height: 130px;
    width: auto;
    border-radius: 12px;
    display: block;
    transition: transform 0.3s ease-in-out;
    margin-top: 10px;
    margin-left: 10px;
  }
  
  .logo img:hover {
    transform: scale(1.05);
  }

  .main-nav {
    display: flex;
    align-items: center;
    gap: 22px;
  }

  .main-nav a{
    position:relative;color:#fff;text-decoration:none;font-weight:700;padding:10px 14px;border-radius:8px;transition:.25s ease;
  }

  .main-nav a:hover{transform:translateY(-2px)}
  /* Effet cadre vert foncé derrière (sans vert clair) */
  .main-nav a::before{
    content:""; position:absolute; inset:0; border-radius:10px; z-index:-1;
    border:2px solid var(--green); background:transparent; opacity:0; transform:scale(.95);
    transition:.25s ease;
  }
  .main-nav a:hover::before{opacity:1; transform:scale(1)}
  
  .hero{color:#fff;text-align:center;padding:72px 20px 40px}
  .hero__inner h1{font-size:clamp(30px,5vw,48px);margin:0 0 12px}
  .hero__subtitle{opacity:.95;margin:0 auto 18px;max-width:720px}
  
  /* Buttons */
.liste-boutons {
  display: flex;
  flex-direction: column; /* Aligne les boutons verticalement */
  align-items: center;    /* Centre les boutons horizontalement */
  gap: 12px;              /* Espacement entre chaque bouton */
  margin-top: 30px;
}

.liste-boutons button {
  width: 500px;
  padding: 12px 20px;
  font-size: 16px;
  font-weight: 800;
  color: white;
  background-color: #2d6a4f;          /* vert de base */
  border: none;
  border-radius: 8px;
  cursor: pointer;

  /* Effets visuels */
  box-shadow: 0 4px 8px rgba(0, 0, 0, 0.25);  /* ombre derrière */
  transition: 
    transform 0.2s ease,
    background-color 0.3s ease,
    box-shadow 0.3s ease;
}

/* Effet au survol */
.liste-boutons button:hover {
  background-color: #d4af37;          /* or */
  color: #fff;                        /* texte blanc pour contraste */
  transform: translateY(-4px);        /* effet "levé" */
  box-shadow: 0 8px 16px rgba(0, 0, 0, 0.3); /* ombre plus marquée */
}

/* (Optionnel) effet lors du clic */
.liste-boutons button:active {
  transform: translateY(-1px);
  box-shadow: 0 4px 8px rgba(0, 0, 0, 0.25);
}
  
  /* Cards & grid */
  .grid{display:grid;gap:18px;margin:22px auto 44px;grid-template-columns:repeat(auto-fit,minmax(280px,1fr))}
  .card{
    background:var(--card);color:#fff;border:2px solid var(--green);
    border-radius:14px;padding:18px;backdrop-filter:blur(2px);
    box-shadow:0 10px 22px rgba(0,0,0,.18);transition:transform .25s ease, box-shadow .25s ease;
  }
  .card:hover{transform:translateY(-4px);box-shadow:0 14px 26px rgba(0,0,0,.22)}
  .card__head{display:flex;align-items:center;gap:12px;margin-bottom:8px}
  .pill{display:inline-block;margin-top:6px;font-size:.85rem;opacity:.95;border:1px solid rgba(255,255,255,.35);border-radius:999px;padding:4px 10px}
  
  /* Forms */
  .form{max-width:760px;margin:0 auto}
  .field{margin:10px 0}
  label{display:block;color:#fff;margin-bottom:6px;font-weight:600}
  input,select,textarea{
    width:100%;padding:12px 14px;border-radius:10px;border:1.5px solid rgba(255,255,255,.35);
    background:rgba(255,255,255,.08);color:#fff;outline:none;transition:border-color .2s ease;
  }
  input::placeholder,textarea::placeholder{color:#e8e8e8}
  input:focus,select:focus,textarea:focus{border-color:var(--mint)}
  .help{font-size:.9rem;color:#f2f2f2;opacity:.9}
  
  /* Footer */
  .foot{color:#eaeaea;text-align:center;font-size:.9rem;opacity:.9;padding:20px 12px}