body {
  margin: 0;
  overflow: hidden;
  background: black;
  color: white;
  font-family: 'Poppins', sans-serif;
  text-align: center;
}

/* SCREEN SYSTEM */
.screen {
  position: absolute;
  width: 100%;
  height: 100%;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;

  transition: opacity 0.8s ease, transform 0.8s ease;
}

.hidden {
  opacity: 0;
  pointer-events: none;
  transform: scale(1.05);
}

/* INTRO */
#introText {
  font-size: 34px;
  text-shadow: 0 0 20px white;
}

/* PLAYER */
.player {
  width: 45px;
  height: 90px;
  background: white;
  border-radius: 20px;
  box-shadow: 0 0 20px white;
  position: absolute;
  left: 10%;
  transition: left 2s ease;
}

/* REALISTIC DOOR */
.door {
  width: 150px;
  height: 250px;
  background: linear-gradient(135deg, #6b3b1f, #2a140a);
  border-radius: 8px;
  position: relative;
  transform-origin: left;
  transition: transform 1s ease;

  box-shadow: inset 0 0 15px rgba(0,0,0,0.8);
}

.door::after {
  content: "";
  width: 12px;
  height: 12px;
  background: gold;
  border-radius: 50%;
  position: absolute;
  right: 15px;
  top: 50%;
}

/* OPEN DOOR */
.door.open {
  transform: rotateY(-110deg);
}

/* SWITCH (REALISTIC) */
.switch {
  width: 60px;
  height: 120px;
  background: linear-gradient(145deg, #333, #111);
  border-radius: 14px;
  cursor: pointer;
  position: relative;

  box-shadow:
    inset 0 0 10px rgba(0,0,0,0.8),
    0 0 10px rgba(255,255,255,0.1);
}

.switch::after {
  content: "";
  width: 28px;
  height: 28px;
  background: #777;
  border-radius: 50%;
  position: absolute;
  top: 15px;
  left: 16px;
  transition: top 0.3s ease;
}

.switch:active::after {
  top: 75px;
  background: yellow;
  box-shadow: 0 0 20px yellow;
}

/* PARTY */
#party {
  background: radial-gradient(circle, #1a1a1a, black);
}

.title {
  font-size: 28px;
  text-shadow: 0 0 15px pink;
}

/* CAKE */
.cake {
  width: 170px;
  height: 110px;
  background: linear-gradient(to bottom, pink, #ff5c9e);
  border-radius: 12px;
  position: relative;
  margin: 20px;
  box-shadow: 0 0 30px rgba(255,105,180,0.4);
}

.candle {
  width: 10px;
  height: 30px;
  background: yellow;
  position: absolute;
  top: -30px;
  left: 50%;
  transform: translateX(-50%);
  box-shadow: 0 0 10px yellow;
}

/* BOY */
.boy {
  width: 70px;
  height: 150px;
  background: white;
  border-radius: 40px;
  opacity: 0;
  box-shadow: 0 0 60px white;
  transition: opacity 1.5s ease;
}

/* CANVAS FIX */
canvas {
  position: absolute;
  top: 0;
  left: 0;
  pointer-events: none;
}