/* Body & Background */
body {
  margin: 0;
  font-family: 'Happy Monkey', cursive;
  text-align: center;
  overflow: hidden; /* stops scrolling */
  background: linear-gradient(135deg,#ffb347,#ff7b00);
  min-height: 100vh;
}

/* Full-screen screens */
.screen {
  display: none;
  width: 100%;
  height: 100vh;
  box-sizing: border-box;
  
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  text-align: center;
  padding: 20px;
}

/* Show first screen initially */
#screen1 {
  display: flex;
}

/* Dark / final screens */
.dark-screen {
  background: black;
  color: white;
}

.final-screen {
  background: linear-gradient(135deg,#ffb347,#ff7b00);
  color: white;
}

.birthday-message {
  max-width: 500px;
  font-size: 22px;
  margin-top: 20px;
}

/* Buttons */
.next-btn {
  font-family:'Happy Monkey', cursive;
  padding:12px 25px;
  font-size:18px;
  border:none;
  border-radius:30px;
  background:linear-gradient(135deg,#ff9a2f,#ff6a00);
  color:white;
  cursor:pointer;
  box-shadow:0 6px 12px rgba(0,0,0,0.2);
  transition:all .3s ease;
  margin-top:20px;
}

.next-btn:hover {
  transform:scale(1.1);
  box-shadow:0 8px 18px rgba(0,0,0,0.3);
}

.next-btn:active {
  transform:scale(.95);
}

/* Banana */
.banana {
  font-size: 60px;
  cursor: pointer;
  transition: .3s;
}

.banana:hover { transform: scale(1.2); }

/* Monkey GIF */
.monkey {
  width:200px;
  margin-top:20px;
}

/* Gift */
.gift {
  font-size:60px;
  cursor:pointer;
  transition:.3s;
}

.gift:hover { transform:scale(1.2); }

/* Cane + Laughing GIF */
.cane-area {
  display:flex;
  justify-content:center;
  align-items:center;
  gap:40px;
  margin-top:20px;
}

#cane { width:120px; }
.laugh-gif { width:150px; }

/* Cake */
.cake {
  font-size:80px;
  cursor:pointer;
  transition:.3s;
}

.cake:hover { transform:scale(1.2); }

/* Falling bananas animation */
.falling-banana {
  position: fixed;
  top: -50px;
  font-size: 30px;
  animation: fall 4s linear forwards;
}

@keyframes fall {
  to { transform: translateY(110vh); }
}

/* Cane drop */
.drop {
  animation: drop 1s ease;
}

@keyframes drop {
  0% { transform: translateY(-200px); opacity:0; }
  100% { transform: translateY(0); opacity:1; }
}

/* Joke text */
.joke-text {
  font-size:20px;
  font-weight:bold;
}
/* Envelope */
.envelope{
    font-size:150px; /* bigger envelope */
    cursor:pointer;
    transition:.3s;
}

.envelope:hover{
    transform:scale(1.2);
}


/* Big titles on all screens */
.screen h1 {
    font-size: 60px; /* big main title */
    margin-bottom: 20px;
}

.screen h2 {
    font-size: 48px; /* slightly smaller than h1 */
    margin-bottom: 15px;
}

.screen h3 {
    font-size: 42px; /* for subtitles */
    margin-bottom: 15px;
}

.screen p {
    font-size: 28px; /* paragraph / instruction text */
}
/* Birthday message screen */
.final-screen h1 {
    font-size: 70px; /* extra big for impact */
}

.final-screen .birthday-message {
    font-size: 28px;
    max-width: 600px;
    line-height: 1.4;
}

/* Dark screen text */
.dark-screen h1 {
    font-size: 60px;
}

.dark-screen p {
    font-size: 26px;
}

/* Buttons look bigger on all screens */
.next-btn {
    font-size: 22px;
    padding: 15px 30px;
}