body {
  padding: 0;
  margin: 0;
  background-image: url('background.jpg');
  background-size: cover;
  background-position: center top;
  width: 100%;
  overflow-x: hidden;
  
  /* Variables CSS pour le titre */
  --title-margin-top: 20px;
  --title-margin-bottom: 30px;
  --title-max-width: 50em;
}

/* Sur mobile: fullscreen natif */
body.unity-mobile {
  height: 100vh;
  overflow: hidden;
  background-image: none;
}

/* Sur desktop: comportement responsive */
#unity-container {
  position: relative;
  margin: 0 auto;
  width: 100%;
  max-width: 960px;
  aspect-ratio: 16 / 9;
  padding: 0 10px;
  box-sizing: border-box;
}

#unity-container.unity-desktop {
  left: auto;
  top: auto;
  transform: none;
}

/* Sur mobile: comportement natif fullscreen de Unity */
#unity-container.unity-mobile {
  position: fixed;
  width: 100%;
  height: 100%;
  max-width: 100%;
  left: 0;
  top: 0;
  margin: 0;
  padding: 0;
  overflow: hidden;
}

#unity-canvas {
  background: #231F20;
  width: 100%;
  height: auto;
  max-width: 100%;
  display: block;
}

.unity-mobile #unity-canvas {
  width: 100% !important;
  height: 100% !important;
  max-width: none;
  aspect-ratio: auto;
}

@media (max-width: 768px) {
  #unity-container:not(.unity-mobile) {
    max-width: 100%;
  }
  
  body {
    --title-margin-top: 15px;
    --title-margin-bottom: 20px;
    --title-max-width: 90vw;
  }
}

@media (max-width: 480px) {
  body {
    --title-margin-top: 10px;
    --title-margin-bottom: 15px;
    --title-max-width: 95vw;
  }
}
#unity-loading-bar { position: absolute; left: 50%; top: 50%; transform: translate(-50%, -50%); display: none }
#unity-logo { width: 154px; height: 130px; background: url('unity-logo-dark.png') no-repeat center }
#unity-progress-bar-empty { width: 141px; height: 18px; margin-top: 10px; margin-left: 6.5px; background: url('progress-bar-empty-dark.png') no-repeat center }
#unity-progress-bar-full { width: 0%; height: 18px; margin-top: 10px; background: url('progress-bar-full-dark.png') no-repeat center }
#unity-footer { position: relative }
.unity-mobile #unity-footer { display: none }
#unity-logo-title-footer { float:left; width: 102px; height: 38px; background: url('unity-logo-title-footer.png') no-repeat center }
#unity-build-title { float: right; margin-right: 10px; line-height: 38px; font-family: arial; font-size: 18px }
#unity-fullscreen-button { cursor:pointer; float: right; width: 38px; height: 38px; background: url('fullscreen-button.png') no-repeat center }
#unity-warning { position: absolute; left: 50%; top: 5%; transform: translate(-50%); background: white; padding: 10px; display: none }

/* Titre responsive */
#title-container {
  display: flex;
  justify-content: center;
  align-items: center;
  width: 100%;
  margin-top: var(--title-margin-top);
  margin-bottom: var(--title-margin-bottom);
  padding: 0 20px;
  box-sizing: border-box;
}

#title-img {
  width: 100%;
  max-width: var(--title-max-width);
  height: auto;
  display: block;
}

/* Sur mobile: masquer le titre quand le lecteur est en fullscreen */
.unity-mobile #title-container {
  display: none;
}

body.unity-mobile #title-container {
  display: none;
}

/* Custom */