* {
  box-sizing: border-box;
  font-family: system-ui, sans-serif;
}

body {
  margin: 0;
  min-height: 100vh;
  background: linear-gradient(
    180deg,
    #ffe3f0 0%,
    #ffd1e3 50%,
    #ffc4d9 100%
  );
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  transition: background 0.8s ease, filter 0.5s ease;
}

body.clear-bg {
  background: linear-gradient(
    180deg,
    #ffd1e3 0%,
    #ffb3cd 50%,
    #ff9fc3 100%
  );
}

body.dim {
  filter: brightness(0.9);
}


.screen {
  text-align: center;
}

.card {
  background: white;
  padding: 2.5rem;
  border-radius: 24px;
  box-shadow: 0 20px 40px rgba(255, 105, 180, 0.25);
  text-align: center;
  z-index: 5;
}

.buttons {
  display: flex;
  gap: 1rem;
  justify-content: center;
  margin-top: 1.5rem;
}

button {
  border: none;
  padding: 0.8rem 1.6rem;
  border-radius: 999px;
  background: #ff6fb1;
  color: white;
  cursor: pointer;
}

/* Button micro-interactions */
button {
  transition: transform 0.15s ease, box-shadow 0.15s ease;
}

button:hover {
  transform: scale(1.05);
}

button:active {
  transform: scale(0.95);
}

/* YES button pulse */
@keyframes yesPulse {
  0%   { transform: scale(1); }
  50%  { transform: scale(1.04); }
  100% { transform: scale(1); }
}

#yesBtn {
  animation: yesPulse 1.8s ease-in-out infinite;
}

/* NO button jiggle */
@keyframes noJiggle {
  0%   { transform: translateX(0); }
  25%  { transform: translateX(-4px); }
  50%  { transform: translateX(4px); }
  75%  { transform: translateX(-3px); }
  100% { transform: translateX(0); }
}

#noBtn.jiggle {
  animation: noJiggle 0.35s ease;
}


#noBtn {
  background: #ff9ccf;
}

/* Puzzle */
.puzzle-board {
  width: 300px;
  height: 300px; /* LOCK BOARD SIZE */
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  grid-template-rows: repeat(3, 1fr); /* LOCK ROW HEIGHTS */
  gap: 8px;
  margin: 1rem auto;
}

.puzzle-slot {
  width: 100%;
  height: 100%;
  background: rgba(255, 255, 255, 0.35);
  border-radius: 14px;
  position: relative;
  overflow: hidden;

  /* visual guidance */
  border: 2px dashed rgba(255, 105, 180, 0.45);
  box-shadow:
    inset 0 0 0 2px rgba(255, 255, 255, 0.4),
    inset 0 0 12px rgba(255, 182, 213, 0.6);
}

.puzzle-slot.hover {
  background: rgba(255, 255, 255, 0.55);
  border-color: rgba(255, 105, 180, 0.9);
  box-shadow:
    inset 0 0 0 2px rgba(255, 255, 255, 0.8),
    0 0 16px rgba(255, 105, 180, 0.4);
}



.puzzle-pieces {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  justify-content: center;
}

.puzzle-piece {
  width: 94px;
  height: 94px;
  background-size: 300px 300px;
  border-radius: 12px;
  cursor: grab;
}

/* Completed image */
#completionContainer {
  position: fixed;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  text-align: center;
  z-index: 20;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.5s ease, transform 0.5s ease;
}

#completionContainer.show {
  opacity: 1;
  transform: translate(-50%, -50%) scale(1);
  pointer-events: auto;
}

#completionContainer.fade-out {
  opacity: 0;
  transform: translate(-50%, -50%) translateY(10px);
}

#completedImage {
  display: block;
  width: 300px;
  height: 300px;
  margin: 0 auto 18px;
  border-radius: 20px;
  box-shadow: 0 30px 60px rgba(0,0,0,0.2);
}

#continueBtn {
  margin-top: 10px;
}


body.clear-bg {
  background: #fff7fb; /* soft, very light pink */
}

.heart {
  position: fixed;
  font-size: 1.6rem;
  pointer-events: none;
  z-index: 999; /* force above all UI */
  animation: heartBurst 1.2s ease forwards;
}


@keyframes heartBurst {
  0% {
    opacity: 0;
    transform: translateY(0) scale(0.6);
  }
  20% {
    opacity: 1;
  }
  100% {
    opacity: 0;
    transform: translateY(-80px) scale(1.2);
  }
}

@keyframes imagePop {
  from {
    opacity: 0;
    transform: translate(-50%, -50%) scale(0.85);
  }
  to {
    opacity: 1;
    transform: translate(-50%, -50%) scale(1);
  }
}

#bobbyContainer {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 2;
}

.bobby {
  position: fixed;
  pointer-events: none;
}

#yesCelebrationText {
  position: fixed;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%) scale(0.8);
  font-size: 2.5rem;
  font-weight: bold;
  color: #ff5fa2;
  text-shadow: 0 10px 30px rgba(255, 95, 162, 0.4);
  opacity: 0;
  z-index: 20;
  pointer-events: none;
  transition: opacity 0.4s ease, transform 0.4s ease;
}

#yesCelebrationText.show {
  opacity: 1;
  transform: translate(-50%, -50%) scale(1);
}

.bobby {
  z-index: 1;
  pointer-events: none;
}

/* Correct placement glow */
@keyframes correctGlow {
  0% {
    box-shadow: 0 0 0 rgba(255, 105, 180, 0);
  }
  50% {
    box-shadow: 0 0 18px rgba(255, 105, 180, 0.8);
  }
  100% {
    box-shadow: 0 0 0 rgba(255, 105, 180, 0);
  }
}

.correct {
  animation: correctGlow 0.5s ease;
}

/* Wrong placement shake */
@keyframes wrongShake {
  0%   { transform: translateX(0); }
  25%  { transform: translateX(-6px); }
  50%  { transform: translateX(6px); }
  75%  { transform: translateX(-4px); }
  100% { transform: translateX(0); }
}

.wrong {
  animation: wrongShake 0.35s ease;
}

/* Tiny heart pop */
.tiny-heart {
  position: fixed;
  font-size: 1.2rem;
  pointer-events: none;
  animation: tinyHeartPop 0.8s ease forwards;
  z-index: 50;
}

@keyframes tinyHeartPop {
  from {
    opacity: 0;
    transform: scale(0.5) translateY(0);
  }
  to {
    opacity: 0;
    transform: scale(1.2) translateY(-30px);
  }
}



#replayBtn {
  position: fixed;
  bottom: 30px;
  left: 50%;
  transform: translateX(-50%);
  opacity: 0;
  transition: opacity 0.4s ease;
  z-index: 30; /* ABOVE bobbies */
}


#replayBtn.show {
  opacity: 1;
}





/* Screen transitions */
.screen,
.card {
  opacity: 1;
  transform: translateY(0);
  transition: opacity 0.5s ease, transform 0.5s ease;
}

.screen.fade-out {
  opacity: 0;
  transform: translateY(20px);
  pointer-events: none;
}

.card {
  opacity: 0;
  transform: translateY(-20px);
  pointer-events: none;
}

.card.fade-in {
  opacity: 1;
  transform: translateY(0);
  pointer-events: auto;
}

/* Dim background during transitions */
body.dim {
  filter: brightness(0.9);
  transition: filter 0.5s ease;
}