body {
  margin: 0;
  background: #fff;
  height: 100vh;
  overflow: hidden;
}

#viewer {
  display: flex;
  justify-content: center;
  align-items: center;
  height: 100vh;
}

#photo {
  max-height: 80vh;
  max-width: 90vw;
  z-index: 2;           
  object-fit: contain;
}

#photo.show {
  opacity: 1;
}

#logo {
  position: fixed;
  top: 0px;
  left: 20px;
  height: 90px;          /* ajuste selon ton logo */
  width: auto;
  z-index: 1;           /* en dessous des images */
  opacity: 1;          /* léger voile, optionnel */
  cursor: pointer;       /* facultatif si tu veux qu’il soit cliquable */
}

#propos-btn {
  position: fixed;
  top: 0px;
  right: 20px;
  height: 90px;
  width: auto;    
  z-index: 1;
  cursor: pointer;
  opacity: 1;
}

* {
  -webkit-user-select: none;
  -moz-user-select: none;
  -ms-user-select: none;
  user-select: none;
}

img, body {
  -webkit-tap-highlight-color: transparent; /* mobile */
}

.about-body {
  background: #fff;
  margin: 0;
  min-height: 100vh;
  display: flex;
  justify-content: center;
  align-items: center;
}

.about-container {
  max-width: 900px;
  margin: 0 auto;
  padding: 40px 20px;
  text-align: left;
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.about-image {
  max-width: 300px;
  width: 100%;
  object-fit: contain;
}

.about-text {
  font-family: system-ui, -apple-system, BlinkMacSystemFont, "SF Pro Text", sans-serif;
  font-size: 14px;
  line-height: 1.6;
  color: #111;
}

.about-text p {
  margin: 0 0 8px;
}

#counter {
  position: fixed;
  bottom: 16px;
  left: 50%;
  transform: translateX(-50%);
  font-size: 11px;
  letter-spacing: 0.08em;
  font-family: system-ui, -apple-system, BlinkMacSystemFont, "SF Pro Text", sans-serif;
  color: rgba(0, 0, 0, 0.5);
  z-index: 3;
}

@media (max-width: 768px) {
  #logo {
    top: 16px;
    left: 50%;
    transform: translateX(-50%);
    height: 120px;  /* plus gros sur mobile */
  }

  #photo {
    max-height: 70vh;
    max-width: 100vw;
  }

  #counter {
    bottom: 10px;
    font-size: 10px;
  }
}