:root {
  --primary-bg: #171717;
  --secondary-bg: #262626;
  --text-color: #FFFFFF;
  --accent-color: #B6794F;
  --secondary-accent: #E0A17D;
  --border-color: #2F2F2F;
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  font-family: 'Inter', sans-serif;
}

body {
  background-color: var(--primary-bg);
  color: var(--text-color);
  display: flex;
  justify-content: center;
  align-items: center;
  min-height: 100vh;
  overflow: hidden;
}

.container {
  background-color: var(--secondary-bg);
  border-radius: 16px;
  padding: 32px;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
  text-align: center;
  max-width: 500px;
  width: 100%;
  position: relative;
  border: 2px solid var(--border-color);
}

h1 {
  font-size: 40px;
  margin-bottom: 24px;
  color: var(--accent-color);
  text-transform: uppercase;
  letter-spacing: -1px;
}

.game-board {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
  margin-bottom: 24px;
}

.cell {
  background-color: var(--primary-bg);
  border: 2px solid var(--border-color);
  border-radius: 12px;
  height: 120px;
  display: flex;
  justify-content: center;
  align-items: center;
  font-size: 48px;
  font-weight: bold;
  cursor: pointer;
  transition: all 0.3s ease;
  position: relative;
  overflow: hidden;
}

.cell:hover {
  background-color: var(--border-color);
  transform: scale(1.05);
}

.cell.X {
  color: var(--accent-color);
}

.cell.O {
  color: var(--secondary-accent);
}

.status {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 24px;
}

#status-text {
  font-size: 20px;
  color: var(--text-color);
}

#reset-btn {
  background-color: var(--accent-color);
  color: var(--text-color);
  border: none;
  padding: 10px 20px;
  border-radius: 8px;
  cursor: pointer;
  transition: background-color 0.3s ease;
}

#reset-btn:hover {
  background-color: var(--secondary-accent);
}

#win-message {
  display: none;
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  background-color: var(--accent-color);
  color: var(--text-color);
  padding: 20px 40px;
  border-radius: 16px;
  font-size: 24px;
  font-weight: bold;
  z-index: 10;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
}

@media (max-width: 480px) {
  .container {
    width: 95%;
    padding: 20px;
  }

  .cell {
    height: 90px;
    font-size: 36px;
  }

  h1 {
    font-size: 32px;
  }
}