/* Variables de couleur */
:root {
    --bg: #FBF7EE;
    --text: #333333;
    --primary: #FFD54F;
    --accent: #81C784;
    --blue: #4FC3F7;
    --font: 'Quicksand', sans-serif;
  }
  
  /* Reset global */
  * { margin: 0; padding: 0; box-sizing: border-box; }
  body {
    background: var(--bg);
    color: var(--text);
    font-family: var(--font);
    scroll-behavior: smooth;
  }
  .container {
    max-width: 1100px;
    margin: 0 auto;
    padding: 0 1rem;
  }
  
.header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1rem 2rem;
  background-color: white;
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
  position: sticky;
  top: 0;
  z-index: 1000;
}

.header-left {
  display: flex;
  align-items: center;
}

.logo {
  height: 60px;
  margin-right: 1rem;
}
  .title-text {
    font-size: 1.5rem;
    font-weight: bold;
  }
  .nav {
    list-style: none;
    display: flex;
    gap: 1.5rem;
  }
  .nav a {
    text-decoration: none;
    color: var(--text);
    font-weight: 600;
  }
  
  /* Hero */
  .hero {
    text-align: center;
    padding: 6rem 1rem 4rem;
    background: var(--primary);
  }
  .hero h1 {
    font-size: 2.8rem;
    margin-bottom: 1rem;
  }
  .hero p {
    font-size: 1.2rem;
    margin-bottom: 2rem;
  }
  .btn {
    background: var(--accent);
    color: white;
    padding: 0.8rem 1.5rem;
    border-radius: 0.5rem;
    text-decoration: none;
    font-weight: bold;
  }
  .btn:hover {
    background: var(--blue);
  }
  
  /* Sections */
  .presentation, .raisons {
    padding: 4rem 1rem;
  }
  .raisons .grid {
    display: flex;
    flex-wrap: wrap;
    justify-content: space-around;
    gap: 2rem;
  }
  .carte {
    background: white;
    border-radius: 1rem;
    padding: 2rem;
    box-shadow: 0 2px 8px rgba(0,0,0,0.1);
    max-width: 300px;
    text-align: center;
  }
  .carte img {
    height: 60px;
    margin-bottom: 1rem;
  }
  
  /* Footer */
  .footer {
    background: #eee;
    text-align: center;
    padding: 2rem 1rem;
    font-size: 0.9rem;
  }
  
  /* Animations reveal */
  .reveal {
    opacity: 0;
    transform: translateY(40px);
    transition: all 0.6s ease;
  }
  .reveal.visible {
    opacity: 1;
    transform: none;
  }