body {
  font-family: Arial, sans-serif;
  background: #f0f0f0;
  margin: 0;
  padding: 0;
  color: #333;
}

#game-container {
  max-width: 500px;
  margin: 0 auto;
  text-align: center;
  padding: 20px;
}

.letter-box {
  width: 50px;
  height: 50px;
  border: 2px solid #ccc;
  margin: 2px;
  font-size: 28px;
  font-weight: bold;
  text-transform: uppercase;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: white;
}

.row {
  display: flex;
  justify-content: center;
}

.green {
  background-color: #6aaa64;
  color: white;
}

.yellow {
  background-color: #c9b458;
  color: white;
}

.gray {
  background-color: #787c7e;
  color: white;
}

/* ✅ BRIGHTER KEYBOARD COLORS FOR VISIBILITY */
#keyboard button {
  margin: 3px;
  padding: 10px;
  font-size: 16px;
  font-weight: bold;
  background: #ffb300; /* Bright amber */
  color: #000;         /* Black text for better contrast */
  border: none;
  border-radius: 4px;
  cursor: pointer;
  text-transform: uppercase;
  transition: background-color 0.2s ease;
}

#keyboard button:hover {
  background: #ffcc33; /* Even brighter on hover */
}

#keyboard button.used {
  pointer-events: none;
  opacity: 0.6;
}

.popup {
  position: fixed;
  top: 40%;
  left: 50%;
  transform: translate(-50%, -50%);
  background: #fff;
  padding: 25px;
  box-shadow: 0 0 10px rgba(0,0,0,0.3);
}

.hidden {
  display: none;
}

/* ✅ MOBILE OPTIMIZATION */
@media (max-width: 600px) {
  .letter-box {
    width: 40px;
    height: 40px;
    font-size: 20px;
    margin: 2px;
  }

  #keyboard button {
    padding: 6px 8px;
    font-size: 14px;
  }

  #game-container {
    padding: 10px;
  }
}