:root {
    --bg: #ffffff;
    --card: #ffffff;
    --muted: #6b7280;
    --accent: #0f172a;
    --shadow: 0 6px 20px rgba(12,17,23,0.08);
    font-family: Inter, system-ui, -apple-system, 'Segoe UI', Roboto, Arial;
  }
  
  html, body {
    height: 100%;
    margin: 0;
    background: var(--bg);
    color: var(--accent);
  }
  
  header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: none;
    padding: 10px 20px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    box-shadow: none;
    z-index: 1000;
  }
  
  header h1 {
    color: rgba(255, 163, 4, 0.8);
    font-size: 18px;
    margin: 0;
    font-weight: 600;
  }
  
  header p {
    margin: 0;
    color: var(--muted);
    font-size: 13px;
  }
  
  .controls-top {
    display: flex;
    gap: 10px;
    align-items: center;
  }
  
  .btn {
    background:#fdff9f;
    color: var(--accent);
    padding: 6px 8px;
    border-radius: 8px;
    font-size: 12px;
    border: 0;
    cursor: pointer;
  }
  
  .small {
    font-size: 13px;
    color: var(--muted);
  }
  
  /* Zone de travail pleine page */
  .workspace {
    position: absolute;
    top: 60px;
    left: 0;
    right: 0;
    bottom: 0;
    overflow: hidden;
}

.workspace::before {
    content: "";
    position: absolute;
    inset: 0; /* top:0; right:0; bottom:0; left:0; */
    background-image: url("assets/I-love-stuttgart.png");
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    opacity: 0.6; /* ajuste ici l'opacité */
    z-index: 0;   /* derrière les cartes et notes */
    pointer-events: none; /* pour ne pas bloquer les clics */
}
  
  /* Cartes d'image */
  .card {
    position: absolute;
    background: none;
    box-shadow: none;
    border: none;
    padding: 0;
    width: auto;
    height: auto;
    cursor: grab;
    display: flex;
    flex-direction: column;
    align-items: center;
    transition: transform 0.12s ease;
  }
  
  
  .card img {
    width: 100px; /* taille d’icône, ajuste selon ton goût */
    height: auto;
    object-fit: contain;
    border-radius: 0;
    background: none;
    box-shadow: none;
    pointer-events: auto; /* pour que le clic JS fonctionne toujours */
  }

  
  
  
  .caption {
    font-size: 12px;
    color: var(--muted);
    text-align: center;
  }
  
  /* Notes */
  .tab {
    position: absolute;
    min-width: 160px;
    max-width: 260px;
    padding: 8px;
    border-radius: 10px;
    background: #fdff9f;
    box-shadow: 0 4px 14px rgba(0,0,0,0.08);
    cursor: grab;
  }
  
  .tab .title {
    font-weight: 600;
    font-size: 13px;
    margin-bottom: 6px;
  }
  
  .tab .content {
    font-size: 13px;
    min-height: 48px;
    outline: none;
  }

  .card, .tab {
    touch-action: none;
    -ms-touch-action: none;
    user-select: none;
    -webkit-user-select: none;
  }
  
  .card img, .tab img {
    -webkit-user-drag: none;
    user-drag: none;
    user-select: none;
    pointer-events: auto;
  }
  
  
  
  /* Zoom modal */
  .modal {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.8);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 2000;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.2s ease;
  }
  
  .modal.show {
    opacity: 1;
    pointer-events: auto;
  }
  
  .modal img {
    max-width: 90vw;
    max-height: 90vh;
    border-radius: 12px;
    transform: scale(1);
    transition: transform 0.2s ease;
  }
  
  .modal img.zoomed {
    transform: scale(1.4);
  }
  
  .close-btn {
    position: fixed;
    top: 10px;
    right: 10px;
    background: #fff;
    border-radius: 999px;
    padding: 8px 10px;
    cursor: pointer;
    font-size: 15px;
  }

/* ✅ Force une surface cliquable sur les PNG transparents */
.card img[src$=".png"] {
  background-color: rgba(0,0,0,0.001); /* invisible, mais donne une "hitbox" */
  pointer-events: auto;
}


  .card img[src$=".png"] {
    background-color: rgba(0,0,0,0.001);
  }
  
  /* ✅ Effet d'ombre subtile sur les icônes PNG */
.card img[src$=".png"] {
    filter: drop-shadow(2px 4px 6px rgba(0, 0, 0, 0.25));
    transition: filter 0.2s ease, transform 0.2s ease;
  }
  
  /* Optionnel : effet au survol (léger zoom et ombre plus douce) */
  .card img[src$=".png"]:hover {
    transform: scale(1.03);
    filter: drop-shadow(3px 6px 10px rgba(0, 0, 0, 0.35));
  }