:root {
  --bg-color: #121212;
  --text-color: #f2f2f2;
  --button-bg: #1e1e1e;
  --accent-color: #bb86fc;
  --transition-speed: 0.4s;
}

body {
  background-color: var(--bg-color);
  color: var(--text-color);
  margin: 0;
  font-family: 'Segoe UI', sans-serif;
}

#moodmirror {
  max-width: 500px;
  margin: auto;
  padding: 1rem;
  text-align: center;
  background-color: var(--bg-color);
  color: var(--text-color);
  border-radius: 1rem;
  box-shadow: 0 0 12px rgba(255, 255, 255, 0.05);
  transition: background-color var(--transition-speed), color var(--transition-speed);
}

.mood-buttons {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  justify-content: center;
  margin: 1rem 0;
}

.mood-buttons button {
  font-size: 2rem;
  padding: 0.5rem 1rem;
  border: none;
  background: transparent;
  cursor: pointer;
  transition: transform 0.2s ease, filter 0.3s;
  color: var(--text-color);
}

.mood-buttons button:hover {
  transform: scale(1.2);
  filter: brightness(1.3);
}

#messageBox {
  margin-top: 1rem;
  opacity: 0;
  transform: translateY(10px);
  transition: opacity 0.4s ease, transform 0.4s ease;
}

#messageBox.show {
  opacity: 1;
  transform: translateY(0);
}

#nextMessage {
  margin-top: 0.5rem;
  padding: 0.5rem 1rem;
  border: 2px solid var(--accent-color);
  border-radius: 8px;
  background-color: var(--button-bg);
  color: var(--text-color);
  cursor: pointer;
  font-weight: bold;
  transition: background-color 0.3s, color 0.3s;
}

#nextMessage:hover {
  background-color: var(--accent-color);
  color: #fff;
}

.hidden {
  display: none;
}

@media (max-width: 500px) {
  .mood-buttons button {
    flex: 1 1 30%;
    font-size: 1.5rem;
  }

  #nextMessage {
    width: 100%;
  }
}

.glow {
  box-shadow: 0 0 10px var(--accent-color);
  animation: pulse 0.5s ease-out;
}

@keyframes pulse {
  0%   { box-shadow: 0 0 0px var(--accent-color); }
  50%  { box-shadow: 0 0 20px var(--accent-color); }
  100% { box-shadow: 0 0 0px var(--accent-color); }
}