valentine-2025/styles.css

@keyframes shake {
  0%, 100% { transform: translateX(0); }
  25% { transform: translateX(-5px) rotate(-5deg); }
  75% { transform: translateX(5px) rotate(5deg); }
}

@keyframes float {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-10px); }
}

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(20px); }
  to { opacity: 1; transform: translateY(0); }
}

@keyframes pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: .8; transform: scale(1.1); }
}

@keyframes floating-hearts {
  0% { transform: translateY(0) translateX(0) rotate(0); opacity: 1; }
  100% { transform: translateY(-100px) translateX(var(--translate-x)) rotate(var(--rotate)); opacity: 0; }
}

.shake {
  animation: shake 0.5s cubic-bezier(.36,.07,.19,.97) both;
}

.animate-float {
  animation: float 2s ease-in-out infinite;
}

.animate-fade-in {
  animation: fadeIn 1s ease-in;
}

.animate-pulse {
  animation: pulse 2s cubic-bezier(0.4, 0, 0.6, 1) infinite;
}

.hearts-animation {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
}

.hearts-animation::before,
.hearts-animation::after {
  content: '❤️';
  position: absolute;
  font-size: 1.5rem;
  animation: floating-hearts 2s ease-in-out infinite;
  opacity: 0;
}

.hearts-animation::before {
  --translate-x: -20px;
  --rotate: -30deg;
  left: 40%;
}

.hearts-animation::after {
  --translate-x: 20px;
  --rotate: 30deg;
  right: 40%;
  animation-delay: 1s;
}

.music-controls {
  position: fixed;
  bottom: 20px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 1000;
  background: rgba(255, 255, 255, 0.9);
  padding: 8px 16px;
  border-radius: 9999px;
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
  backdrop-filter: blur(5px);
}

.success-screen {
  display: none;
}

@media (max-width: 640px) {
  .music-controls {
      bottom: 10px;
      padding: 6px 12px;
      width: calc(100% - 32px);
      max-width: 300px;
  }

  .music-controls button {
      width: 100%;
  }

  .hearts-animation::before,
  .hearts-animation::after {
      font-size: 1rem;
  }
}

@media (max-height: 500px) and (orientation: landscape) {
  .music-controls {
      bottom: 5px;
  }

  .main-screen,
  .success-screen {
      padding: 1rem;
  }
}

@media (prefers-color-scheme: dark) {
  .music-controls {
      background: rgba(0, 0, 0, 0.7);
  }
}