:root {
  --pink-base: #ff69b4; /* couleur rosée globale en hex */
}


body, html {
  margin: 0;
  padding: 0;
  width: 100%;
  height: 100%;
  background-color: #0b0b0b;
  color: white;
  font-family: sans-serif;
  overflow: hidden;
}

.container {
  position: relative;
  width: 100vw;
  height: 100vh;
  overflow: hidden;
}

/* Slides */
.slides {
  position: relative;
  width: 100%;
  height: 100%;
}

.slide-frame {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  border: none;
  transition: transform 0.7s ease; /* effet de déplacement vertical */
}

/* Overlay pour capturer les clics */
#click-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  z-index: 9999;
  cursor: pointer;
}

/* Bulles animées */
#bubble-container {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  z-index: 1;
}

.bubble {
  position: absolute;
  border-radius: 50%;
  opacity: 0.3;
  animation-name: rise;
  animation-timing-function: linear;
}

@keyframes rise {
  0% { transform: translateY(100vh); opacity: 0; }
  20% { opacity: 1; }
  80% { opacity: 1; }
  100% { transform: translateY(-50px); opacity: 0; }
}

/* Bulles de navigation */
.nav-bubbles {
  position: absolute;
  bottom: 20px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  gap: 10px;
  z-index: 2;
}

.nav-bubble {
  width: 15px;
  height: 15px;
  border-radius: 50%;
  background: rgba(var(--pink-base), 0.5);
  cursor: pointer;
  transition: transform 0.2s, background 0.2s;
}

.nav-bubble.active {
  background: rgba(var(--pink-base), 1);
  transform: scale(1.5);
}

/* Numéro de slide */
#slide-number {
  position: absolute;
  bottom: 20px;
  right: 20px;
  font-size: 18px;
  font-weight: bold;
  color: white;
  z-index: 10; 
  text-shadow: 0 0 5px black;
}

/* Zone de texte */
#slide-bottom {
  position: absolute;
  bottom: 60px;
  left: 50%;
  transform: translateX(-50%);
  color: white;
  font-size: 16px;
  z-index: 10;
  text-align: center;
  text-shadow: 0 0 5px black;
  pointer-events: none;
}