/* General Reset */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  font-family: 'Arial', sans-serif;
}

/* Body */
body {
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  min-height: 100vh;
  background: linear-gradient(135deg, #2b4d2b, #3b6d3b); /* chalkboard green */
  color: #fff;
}

/* Title */
h1 {
  margin-bottom: 20px;
  font-size: 2.8rem;
  color: #fdf5b3; /* soft yellow chalk color */
  text-shadow: 1px 1px 2px #4a4a4a;
}

/* Scoreboard */
.scoreboard {
  margin-bottom: 20px;
  background: #3b5f3b; /* darker green */
  padding: 15px 30px;
  border-radius: 12px;
  box-shadow: 0 4px 10px rgba(0,0,0,0.5);
  font-weight: bold;
  color: #fdf5b3;
  text-align: center;
  min-width: 350px;
  font-size: 1.1rem;
}

/* Game Board */
.board {
  display: grid;
  grid-template-columns: repeat(3, 100px);
  grid-template-rows: repeat(3, 100px);
  gap: 12px;
  background: #355e35; /* darker green board */
  padding: 15px;
  border-radius: 15px;
  box-shadow: 0 5px 15px rgba(0,0,0,0.5);
}

/* Cells */
.cell {
  width: 100px;
  height: 100px;
  background: #f5e1a4; /* light yellow / brown chalk cell */
  border-radius: 12px;
  display: flex;
  justify-content: center;
  align-items: center;
  font-size: 2.5rem;
  font-weight: bold;
  cursor: pointer;
  transition: all 0.2s ease-in-out;
  box-shadow: 0 2px 5px rgba(0,0,0,0.5);
  color: #b26a00; /* default O color */
}

.cell:hover {
  transform: scale(1.08);
  background: #f7e39b; /* brighter hover */
}

/* Taken cells */
.cell.taken {
  pointer-events: none;
}

/* X / O colors */
.cell.x {
  color: #fdf5b3; /* yellow chalk X */
  text-shadow: 0 0 5px #fff176;
}

.cell.o {
  color: #b26a00; /* brown chalk O */
  text-shadow: 0 0 5px #ffcc80;
}

/* Status Message */
.status {
  margin-top: 20px;
  font-size: 1.2rem;
  font-weight: bold;
  text-align: center;
  color: #fdf5b3;
  text-shadow: 0 0 3px #4a4a4a;
}

/* Reset Button */
.reset-btn {
  margin-top: 15px;
  padding: 10px 25px;
  font-size: 1rem;
  font-weight: bold;
  background: #b26a00; /* brown */
  color: #fffde7; /* light yellow text */
  border: none;
  border-radius: 8px;
  cursor: pointer;
  transition: 0.3s;
}

.reset-btn:hover {
  background: #ffcc80;
  color: #3b3b3b;
}

/* Modal */
.modal {
  display: flex;
  justify-content: center;
  align-items: center;
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.85);
  z-index: 1000;
}

/* Modal Content */
.modal-content {
  background: #2f4f2f; /* deep green */
  padding: 25px 35px;
  border-radius: 15px;
  text-align: center;
  box-shadow: 0 4px 15px rgba(0,0,0,0.6);
  width: 350px;
  color: #fdf5b3;
  animation: fadeIn 0.5s ease;
}

/* Modal Heading */
.modal-content h2 {
  margin-bottom: 15px;
  color: #fffde7;
}

/* Modal Inputs */
.modal-content input {
  width: 100%;
  padding: 10px;
  margin: 10px 0;
  border: 2px solid #b26a00; /* brown border */
  border-radius: 8px;
  background: #f5e1a4; /* light yellow / brown to match cells */
  color: #3b2f1b; /* dark text for readability */
  font-weight: bold;
  font-size: 1rem;
}


/* Modal Buttons */
.modal-buttons button {
  padding: 10px 25px;
  margin-top: 10px;
  background: #b26a00;
  border: none;
  color: #fffde7;
  font-weight: bold;
  border-radius: 8px;
  cursor: pointer;
  transition: 0.3s;
}

.modal-buttons button:hover {
  background: #ffcc80;
  color: #3b3b3b;
}

/* Dropdown / Select for Game Mode */
select#modeSelect {
  width: 100%;
  padding: 10px;
  margin: 10px 0;
  border: 2px solid #b26a00; /* brown border */
  border-radius: 8px;
  background: #f5e1a4; /* light yellow / brown */
  color: #3b2f1b; /* dark text */
  font-weight: bold;
  font-size: 1rem;
  cursor: pointer;
}

/* Dropdown hover/focus */
select#modeSelect:hover,
select#modeSelect:focus {
  background: #ffecb3; /* brighter yellow on hover/focus */
  outline: none;
}

/* Fade-in animation */
@keyframes fadeIn {
  from { opacity: 0; transform: scale(0.95); }
  to { opacity: 1; transform: scale(1); }
}