:root{
  --primary:#0f766e; /* vert malagasy */
  --secondary:#f59e0b;
  --dark:#0f172a;
  --light:#f8fafc;
  --radius:18px;
}

*{
  box-sizing:border-box;
  margin:0;
  padding:0;
  font-family:system-ui,-apple-system,Segoe UI,Roboto,sans-serif;
}

body{
  background:var(--light);
  color:var(--dark);
  line-height:1.6;
}

/* ========== HEADER & NAV ========== */
header{
  background:linear-gradient(135deg,var(--primary),#0d9488);
  color:white;
  padding:2.5rem 1.5rem;
  border-bottom-left-radius:40px;
  border-bottom-right-radius:40px;
}

nav{
  display:flex;
  justify-content:space-between;
  align-items:center;
  max-width:1100px;
  margin:auto;
}

nav h1{
  font-size:1.4rem;
  letter-spacing:1px;
}

nav a{
  color:white;
  text-decoration:none;
  margin-left:1rem;
  font-weight:500;
}

/* ========== HERO ========== */
.hero{
  max-width:1100px;
  margin:3rem auto;
  display:grid;
  grid-template-columns:1fr;
  gap:2rem;
  padding:0 1.5rem;
}

.hero h2{
  font-size:2.2rem;
}

.hero p{
  font-size:1.05rem;
  opacity:.95;
}

.cta{
  display:flex;
  gap:1rem;
  flex-wrap:wrap;
}

/* ========== BOUTONS ========== */
button, .btn{
  padding:.9rem 1.4rem;
  border-radius:var(--radius);
  border:none;
  cursor:pointer;
  font-weight:600;
  transition:.3s;
}

button:hover, .btn:hover{
  opacity:.85;
}

.btn.primary{
  background:var(--secondary);
  color:#1f2937;
}

.btn.outline{
  background:transparent;
  border:2px solid white;
  color:white;
}

/* ========== SECTIONS ========== */
section{
  max-width:1100px;
  margin:4rem auto;
  padding:0 1.5rem;
}

.grid{
  display:grid;
  grid-template-columns:repeat(auto-fit,minmax(240px,1fr));
  gap:1.5rem;
}

/* ========== CARDS ========== */
.card{
  background:white;
  border-radius:var(--radius);
  padding:1.5rem;
  box-shadow:0 10px 25px rgba(0,0,0,.08);
  transition:.3s;
}

.card:hover{
  transform:translateY(-6px);
}

/* ========== BADGES ========== */
.badge{
  display:inline-block;
  background:var(--primary);
  color:white;
  padding:.3rem .7rem;
  border-radius:999px;
  font-size:.75rem;
  margin-bottom:.6rem;
}

/* ========== FOOTER ========== */
footer{
  background:#020617;
  color:#cbd5f5;
  padding:2rem 1.5rem;
  margin-top:4rem;
}

footer p{
  text-align:center;
  font-size:.9rem;
}