:root{
  --green-start: #6FD672;
  --green-end: #3CB371;
  --dark: #1f2937;
  --muted: #6b7280;
  --radius: 12px;
  --max-width: 1100px;
  font-family: "Poppins", "Open Sans", Arial, sans-serif;
}

*{box-sizing:border-box}
html,body{margin:0;padding:0;background:#ffffff;color:var(--dark);-webkit-font-smoothing:antialiased}
.container{max-width:var(--max-width);margin:0 auto;padding:28px}

.header{
  display:flex;align-items:center;justify-content:space-between;padding:18px 0;
  border-bottom:1px solid #eee;
}
.brand{display:flex;align-items:center;gap:12px}
.brand img{width:56px;height:56px;object-fit:contain;border-radius:8px}
.brand h1{font-size:20px;margin:0;color:linear-gradient(var(--green-start),var(--green-end))}
nav a{margin-left:18px;color:var(--dark);text-decoration:none;font-weight:600}
.lang-switch{display:flex;gap:8px;align-items:center}
.lang-btn{cursor:pointer;padding:6px 10px;border-radius:8px;border:1px solid #e6e6e6;background:#fff}

.hero{
  display:flex;flex-direction:column;gap:18px;
  background:linear-gradient(90deg,var(--green-start),var(--green-end));
  color:#fff;border-radius:16px 0;margin:18px 0;
  box-shadow:0 8px 24px rgba(60,179,113,0.12);
}
.hero-inner{display:flex;flex-direction:column;gap:10px;padding:28px}
.hero h2{margin:0;font-size:28px}
.hero p{margin:0;font-size:15px;opacity:0.95}

.hero-courbes{border-radius: 12px 0;box-shadow: 1px 1px 7px #555; width: 35%;}

.services{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:16px;margin:24px 0}
.card{background:#fff;border-radius:12px;padding:18px;box-shadow:0 6px 16px rgba(16,24,40,0.06);border:1px solid #f1f5f9}
.card h3{margin:0 0 8px 0}
.card p{margin:0;color:var(--muted)}

.grid-two{display:grid;grid-template-columns:1fr 320px;gap:18px;align-items:start}
.contact-card{padding:18px;border-radius:12px;background:linear-gradient(180deg,#fbfff9,#f4fff4);border:1px solid #e6f6ea;position: sticky;top: 10px;}

.footer{border-top:1px solid #eee;padding:28px 0;margin-top:28px;display:flex;justify-content:space-between;align-items:center;gap:12px;flex-wrap:wrap}
.small{font-size:13px;color:var(--muted)}

.form-row{display:flex;gap:12px}
.input, textarea, select{
  width:100%;padding:10px 12px;border-radius:8px;border:1px solid #e6e6e6;font-size:14px;
}
textarea{min-height:120px;resize:vertical}
.btn{
  display:inline-block;padding:10px 16px;border-radius:10px;background:#0a6ba9;
  color:#fff;border:none;cursor:pointer;font-weight:700
}
.icon{width:18px;height:18px;vertical-align:middle;margin-right:8px}

.card-object {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-direction: row;
  gap: 10px;
}

.card-object img {
  width: 30%;
}

.card-object div {
  flex: 1;
}
.card-object div ul li{
  margin-top: 10px;
}


@media(max-width:900px){
  .grid-two{grid-template-columns:1fr}
  nav{display:none}
  .brand h1{font-size:18px}
  .hero h2{font-size:22px}
  .card-object{flex-direction: column !important;}
  .card-object img {
  width: 50%;
  }
}

.energy-widget {
      background: #fff;
      border-radius: 16px;
      margin-top: 20px;
      box-shadow: 0 4px 16px rgba(0,0,0,0.08);
      padding: 20px;
      animation: fadeIn 0.8s ease both;
    }
    @keyframes fadeIn {
      from { opacity: 0; transform: translateY(15px); }
      to { opacity: 1; transform: translateY(0); }
    }
    .energy-widget h2 { text-align: center; margin-bottom: 10px; }
    .chart-card { padding: 10px; }
    canvas { width: 100% !important; height: 300px !important; }
    .stats { display: flex; flex-wrap: wrap; gap: 20px; margin-top: 20px; }
    .stat {
      flex: 1 1 200px;
      background: #f8f8f8;
      border-radius: 10px;
      padding: 16px;
      text-align: center;
      transition: transform .3s;
    }
    .stat:hover { transform: translateY(-5px); }
    .stat h3 { margin: 0; font-size: 15px; color: #666; }
    .stat p { margin: 6px 0 0; font-size: 22px; font-weight: bold; color: #2ecc71; }