body {
  margin: 0;
  background: #cfe9f5;
  font-family: Arial, sans-serif;
}

/* ======================
   GAME CONTAINER
====================== */
.game-container{
  width:100%;
  max-width:420px;
  height:100dvh;                /* FIX mobile viewport */
  margin:auto;
  background:#e9f7ff;
  display:flex;                 /* FLEX layout */
  flex-direction:column;
  overflow:hidden;
}

/* ======================
   TOP BAR
====================== */
.top-bar {
  display: flex;
  justify-content: space-between;
  padding: 10px 15px;
}

.hearts {
  font-size: 20px;
}

.score {
  font-weight: bold;
}

/* ======================
   ANSWER BOX
====================== */
.answer-box {
  margin: 10px auto;
  width: 80%;
  height: 40px;
  background: white;
  border-radius: 10px;
  text-align: center;
  line-height: 40px;
  font-size: 18px;
}

/* ======================
   GAME AREA (FLEXIBLE)
====================== */
.game-area {
  flex: 1;                      /* TAKE REMAINING SPACE */
  position: relative;
  overflow: hidden;
}

/* ======================
   WATER DROPLET
====================== */
.droplet{
  position:absolute;
  top:-80px;
  left:50%;
  transform:translateX(-50%);
  width:70px;
  height:90px;
  background: radial-gradient(circle at 30% 30%, #aee4ff, #3fa9f5);
  border-radius: 50% 50% 55% 55%;
  clip-path: polygon(
    50% 0%,
    85% 20%,
    100% 60%,
    50% 100%,
    0% 60%,
    15% 20%
  );
  color:white;
  font-size:18px;
  font-weight:bold;
  display:flex;
  align-items:center;
  justify-content:center;
  animation: wobble 1.5s infinite ease-in-out;
}

/* Gentle wobble */
@keyframes wobble{
  0%{ transform:translateX(-50%) rotate(0deg); }
  50%{ transform:translateX(-50%) rotate(2deg); }
  100%{ transform:translateX(-50%) rotate(0deg); }
}

/* ======================
   CORRECT ANSWER – WATER POP
====================== */
.droplet.burst-correct{
  animation: burstCorrect 0.4s ease-out forwards !important;
}

@keyframes burstCorrect{
  0%{
    transform:translateX(-50%) scale(1);
    opacity:1;
  }
  60%{
    transform:translateX(-50%) scale(1.25);
    opacity:0.9;
  }
  100%{
    transform:translateX(-50%) scale(0);
    opacity:0;
  }
}

/* ======================
   WRONG ANSWER – SHAKE
====================== */
.droplet.burst-wrong{
  animation: burstWrong 0.4s ease-out forwards !important;
}

@keyframes burstWrong{
  0%{
    transform:translateX(-50%);
    opacity:1;
  }
  25%{ transform:translateX(-55%); }
  50%{ transform:translateX(-45%); }
  75%{ transform:translateX(-55%); }
  100%{
    transform:translateX(-50%) scale(0.7);
    opacity:0;
  }
}

/* ======================
   KEYPAD (NO FIXED HEIGHT)
====================== */
.keypad{
  background:#4da6ff;
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:10px;
  padding:10px;
  box-sizing:border-box;
}

.keypad button{
  padding:14px;
  font-size:20px;
  border:none;
  border-radius:12px;
  touch-action:manipulation;
}

/* ======================
   START / GAME OVER
====================== */
.start-screen,
.game-over{
  position:absolute;
  inset:0;
  background:rgba(0,0,0,0.7);
  color:white;
  display:flex;
  flex-direction:column;
  justify-content:center;
  align-items:center;
  z-index:10;
}

.game-over{ display:none; }

.start-screen button,
.game-over button{
  padding:12px 25px;
  font-size:18px;
  border:none;
  border-radius:10px;
  cursor:pointer;
}

/* ======================
   KIDS MODE
====================== */
.kids-toggle{
  margin:15px 0;
  background:white;
  color:#333;
  padding:8px 14px;
  border-radius:12px;
  font-size:16px;
  cursor:pointer;
  user-select:none;
}


/* Leaderboard List */
#leaderboardList{
  list-style:none;
  padding:0;
  margin:0;
}

/* Each Row */
.leaderboard-item{
  display:flex;
  justify-content:space-between;
  align-items:center;
  padding:10px 14px;
  margin:6px 0;
  border-radius:10px;
  background:rgba(255,255,255,0.9);
  font-weight:bold;
}

/* Rank Circle */
.leaderboard-item .rank{
  width:28px;
  height:28px;
  border-radius:50%;
  display:flex;
  align-items:center;
  justify-content:center;
  font-size:14px;
  margin-right:10px;
}

/* Name & Score */
.player-name{
  flex:1;
  text-align:left;
}

.player-score{
  font-weight:bold;
}

/* 🥇🥈🥉 Top 3 Colors */
.gold{
  background:linear-gradient(135deg,#ffd700,#ffb700);
  color:#000;
}

.gold .rank{
  background:#fff;
  color:#000;
}

.silver{
  background:linear-gradient(135deg,#e0e0e0,#bdbdbd);
  color:#000;
}

.silver .rank{
  background:#fff;
  color:#000;
}

.bronze{
  background:linear-gradient(135deg,#cd7f32,#b87333);
  color:#fff;
}

.bronze .rank{
  background:#fff;
  color:#000;
}


#playerName{
  padding:10px;
  margin:10px 0;
  border-radius:8px;
  border:none;
  font-size:16px;
  width:200px;
}

.primary-btn{
  margin-top:10px;
  background:#4da6ff;
  color:white;
}

.secondary-btn{
  margin-top:20px;
  background:rgba(255,255,255,0.9);
  color:#333;
}
.hidden {
  display: none !important;
}

/* ======================
   LEADERBOARD CENTER FIX (FINAL & SAFE)
====================== */

#leaderboardScreen{
  display:flex;
  flex-direction:column;

  /* Center card horizontally */
  align-items:center;

  /* ⛔ DO NOT vertically center */
  justify-content:flex-start;

  padding:16px;
  overflow-y:auto;   /* ✅ single scroll container */
}


/* Leaderboard Card */
#leaderboardScreen ol{
  list-style:none;
  width:100%;
  max-width:340px;

  /* ✅ FIX: responsive height */
  max-height:70vh;
  overflow-y:auto;

  margin:0 auto;
  background:#ffffff;
  border-radius:16px;
  padding:12px;
  box-shadow:0 12px 30px rgba(0,0,0,0.3);
}

/* Each Row */
.leaderboard-item{
  display:flex;
  align-items:center;
  gap:10px;
  padding:10px 12px;
  margin:6px 0;
  border-radius:10px;

  /* ✅ FIX: visible default background */
  background:#f3f3f3;
  color:#000;
  font-weight:bold;
}

/* Rank Circle */
.leaderboard-item .rank{
  min-width:28px;
  height:28px;
  border-radius:50%;
  background:#ddd;
  display:flex;
  align-items:center;
  justify-content:center;
  font-size:14px;
  flex-shrink:0;
}

/* Name & Score */
.player-name{
  flex:1;
  text-align:left;
}

.player-score{
  font-weight:bold;
}

/* 🥇🥈🥉 Top 3 */
.gold{
  background:linear-gradient(135deg,#ffd700,#ffb700);
  color:#000;
}
.gold .rank{ background:#fff; }

.silver{
  background:linear-gradient(135deg,#e0e0e0,#bdbdbd);
  color:#000;
}
.silver .rank{ background:#fff; }

.bronze{
  background:linear-gradient(135deg,#cd7f32,#b87333);
  color:#fff;
}
.bronze .rank{ background:#fff; color:#000; }

/* Back Button */
#leaderboardScreen button{
  max-width:220px;
  margin:14px auto 0;
}

/* ======================
   TOP 3 ANIMATIONS
====================== */

/* 🥇 FIRST PLACE – GOLD PULSE */
.gold {
  animation: goldPulse 1.8s infinite ease-in-out;
}

@keyframes goldPulse {
  0% {
    box-shadow: 0 0 6px rgba(255, 215, 0, 0.6);
    transform: scale(1);
  }
  50% {
    box-shadow: 0 0 14px rgba(255, 215, 0, 1);
    transform: scale(1.03);
  }
  100% {
    box-shadow: 0 0 6px rgba(255, 215, 0, 0.6);
    transform: scale(1);
  }
}

/* 🥈 SECOND PLACE – FLOAT */
.silver {
  animation: silverFloat 2s infinite ease-in-out;
}

@keyframes silverFloat {
  0% { transform: translateY(0); }
  50% { transform: translateY(-3px); }
  100% { transform: translateY(0); }
}

/* 🥉 THIRD PLACE – SHIMMER */
.bronze {
  position: relative;
  overflow: hidden;
}

.bronze::after {
  content: "";
  position: absolute;
  top: 0;
  left: -60%;
  width: 60%;
  height: 100%;
  background: linear-gradient(
    120deg,
    transparent,
    rgba(255,255,255,0.6),
    transparent
  );
  animation: bronzeShimmer 2.5s infinite;
}

@keyframes bronzeShimmer {
  0% { left: -60%; }
  100% { left: 120%; }
}