<style>
    * {
      margin: 0;
      padding: 0;
      box-sizing: border-box;
    }

    body {
      font-family: system-ui, sans-serif;
      background: #f5f5f7;
      /*background: #800000;*/
      color: #333;
    }
    
    
     /* ----- HEADER FIXE ----- 
    header {
      background: #2b5aa8;
      color: white;
      padding: 1rem;
      display: flex;
      justify-content: space-between;
      align-items: center;
      position: fixed;
      top: 0;
      left: 0;
      width: 100%;
      z-index: 1000;
      box-shadow: 0 4px 10px rgba(0,0,0,0.2);
    }

    header h1 {
      font-size: 1.3rem;
    }
    ---*/

    /* ----- MENU DESKTOP ----- */
    nav {
      display: flex;
      gap: 1.5rem;
    }

    nav a {
      color: white;
      text-decoration: none;
      font-weight: 600;
    }
    
    

    /* ----- HEADER + MENU -----*/
    header {
      /*--background: #2b5aa8;--*/
      background: #800000;
      color: white;
      padding: 1rem;
      display: flex;
      justify-content: space-between;
      align-items: center;
    }

    header h1 {
      font-size: 1.4rem;
    }

    nav {
      display: flex;
      gap: 1.5rem;
    }

    nav a {
      color: white;
      text-decoration: none;
      font-weight: 600;
    }


   /* ----- HAMBURGER / CROSS ----- */
    .hamburger {
      display: none;
      width: 30px;
      height: 22px;
      position: relative;
      cursor: pointer;
    }

    .hamburger span {
      position: absolute;
      width: 100%;
      height: 3px;
      background: white;
      left: 0;
      transition: 0.3s;
      border-radius: 3px;
    }

    .hamburger span:nth-child(1) { top: 0; }
    .hamburger span:nth-child(2) { top: 9px; }
    .hamburger span:nth-child(3) { top: 18px; }

    /* Animation croix */
    .hamburger.active span:nth-child(1) {
      transform: rotate(45deg);
      top: 9px;
    }
    .hamburger.active span:nth-child(2) {
      opacity: 0;
    }
    .hamburger.active span:nth-child(3) {
      transform: rotate(-45deg);
      top: 9px;
    }

    /* ----- MENU MOBILE ----- */
    .mobile-menu {
      display: none;
      flex-direction: column;
      background: #2b5aa8;
      padding: 1rem;
    }

    .mobile-menu a {
      color: white;
      padding: 0.5rem 0;
      text-decoration: none;
      font-size: 1.1rem;
    }

    /* ----- CONTENU ----- */
    .container {
      max-width: 1100px;
      margin: 2rem auto;
      background: #fff;
      padding: 2rem;
      border-radius: 12px;
      box-shadow: 0 10px 30px rgba(0,0,0,0.08);
    }
    
    .cadre-1 {
	background: #e8f0ff;
    border-left: 5px solid #2b5aa8;
    padding: 15px 50px;
    border-radius: 6px;
    text-align: center;
    color: #2b5aa8;
    font-size: 1.4rem;
    }
    
    .cadre-mobile {
   padding: 1.2rem;
   border-radius: 10px;
   background: #ffffff;
   border: 2px solid #2b5aa8;
    line-height: 1.6;
  text-align: left;
  }

@media (max-width: 600px) {
  .cadre-mobile {
    padding: 1rem;
    font-size: 1rem;
  }
}
    
    h2 {
      margin-top: 2rem;
      margin-bottom: 0.8rem;
      font-size: 1.4rem;
      /*color: #2b5aa8;*/
      color: #2b5aa8;
    }

    ul {
      list-style: none;
      padding-left: 0;
    }

    li {
      margin: 0.6rem 0;
      font-size: 1.1rem;
    }

    a {
      color: #2b5aa8;
      text-decoration: none;
      font-weight: 600;
    }

    a:hover {
      text-decoration: underline;
    }

    .logout {
      margin-top: 3rem;
      text-align: center;
    }

    .logout a {
      color: #b00020;
      font-weight: bold;
      font-size: 1.1rem;
    }

    /* ----- RESPONSIVE ----- */
    @media (max-width: 768px) {
      nav {
        display: none;
      }
      .hamburger {
        display: flex;
      }
    }

.carrousel-affiches {
  text-align: center;
  padding: 20px 0;
  background: #f7f7f7;
}

.carousel-container {
  position: relative;
  width: 100%;
  margin: auto;
  overflow: visible;
}

.carousel-track {
  display: flex;
  transition: transform 0.4s ease;
}

.slide img {
  width: 300px;
  margin: 0 15px;
  border-radius: 8px;
  box-shadow: 0 4px 10px rgba(0,0,0,0.2);
}

.prev, .next {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  background: rgba(0,0,0,0.6);
  color: white;
  border: none;
  padding: 18px 22px;   /* ← augmente la taille */
  cursor: pointer;
  border-radius: 50%;
  font-size: 28px;      /* ← icône plus grande */
  z-index: 10;
}

.prev { left: -10px; }
.next { right: -10px; }

.prev:hover, .next:hover {
  background: rgba(0,0,0,0.8);
}

.image-concert {
    width: 80%;
    max-width: 300px;
    height: auto;
}
.card{
  text-align: left;
  padding: 1rem;
  line-height: 1.5;
  font-size: 1rem;
}

</style>