* {
            margin: 0;
            padding: 0;
            font-family: 'Roboto', sans-serif;
            scroll-behavior: smooth;
        }

        :root {
            --primary: #6c5ce7;
            --secondary: #a29bfe;
            --dark: #2d3436;
            --light: #f5f6fa;
            --accent: #00cec9;
            --danger: #d63031;
            --success: #00b894;
            --bg: #1a1a2e;
            --header-bg: #16213e;
            --hover-bg: rgba(255, 255, 255, 0.1);
            --x-color: #d63031;
            --o-color: #00b894;
            --cell-bg: #0f3460;
        }

        body {
            background-color: var(--bg);
            color: var(--light);
            font-family: 'Roboto', sans-serif;
            display: flex;
            flex-direction: column;
            min-height: 100vh;
            overflow: none;
            
        }
   header {
      background-color: var(--header-bg);
      padding: 1rem 1rem;
      display: flex;
      justify-content: space-between;
      align-items: center;
      box-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
      position: sticky;
      top: 0;
      z-index: 100;
  }
  .hamburger {
    display: none;
    flex-direction: column;
    cursor: pointer;
    gap: 5px;
}

.hamburger span {
    display: block;
    width: 25px;
    height: 3px;
    background-color: white;
}
  .header-controls {
            display: flex;
            align-items: center;
            gap: 1rem;
        }

        .fullscreen-btn {
            background: transparent;
            color: white;
            border: none;
            border-radius: 25px;
            padding: 0.5rem 1rem;
            cursor: pointer;
            display: flex;
            align-items: center;
            gap: 0.5rem;
            font-family: 'Roboto', sans-serif;
            transition: all 0.3s ease;
        }

        .fullscreen-btn:hover {
            background: var(--secondary);
            transform: translateY(-2px);
        }

  .logo {
      display: flex;
      align-items: center;
      gap: 1rem;
  }

   h1 {
      font-family: 'Poppins', sans-serif;
      font-weight: 700;
      background: linear-gradient(to right, var(--primary), var(--accent));
      -webkit-background-clip: text;
      background-clip: text;
      color: transparent;
  }

  .user-avatar {
      width: 40px;
      height: 40px;
      border-radius: 50%;
      background-color: var(--primary);
      display: flex;
      align-items: center;
      justify-content: center;
      cursor: pointer;
      transition: all 0.3s ease;
  }

  .user-avatar:hover {
      transform: scale(1.1);
  }

        .main-container {
            display: flex;
            flex-grow: 1;
            overflow: hidden;
        }

        .left {
            width: 50%;
            flex-direction: column;
            align-items: center;
            justify-content: center;
        }

        .right {
            width: 50%;
            padding: 1rem;
            overflow-y: auto;
            height: calc(100vh - 60px);
        }

        .game-section {
            max-width: 500px;
            margin: 1rem auto;
            padding: 1rem;
            border-radius: 10px;
            box-shadow: 0 8px 20px rgba(0, 0, 0, 0.3);
            text-align: center;
        }

        .game-title {
            font-family: 'Poppins', sans-serif;
            font-size: 2rem;
            margin-bottom: 1.5rem;
            background: linear-gradient(to right, var(--primary), var(--accent));
            -webkit-background-clip: text;
            background-clip: text;
            color: transparent;
        }

        .game-status {
            font-size: 1rem;
            margin-bottom: 1rem;
            padding: 0.8rem;
            border-radius: 8px;
            color: var(--light);
        }

        .game-controls {
            display: flex;
            justify-content: center;
            gap: 1rem;
            margin-top: 1rem;
        }

        .btn {
            padding: 0.8rem 1.5rem;
            border: none;
            border-radius: 30px;
            font-weight: bold;
            cursor: pointer;
            transition: all 0.3s ease;
            font-family: 'Poppins', sans-serif;
        }

        .btn-primary {
            background: linear-gradient(to right, var(--primary), var(--accent));
            color: white;
            box-shadow: 0 4px 15px rgba(108, 92, 231, 0.4);
        }

        .btn-primary:hover {
            transform: translateY(-2px);
            box-shadow: 0 6px 20px rgba(108, 92, 231, 0.6);
        }

        .scoreboard {
            display: flex;
            justify-content: center;
            gap: 2rem;
            margin-bottom: 1.5rem;
        }

        .score {
            padding: 0.8rem 1rem;
            border-radius: 8px;
            background-color: var(--dark);
            font-weight: bold;
        }

        .tiger-score {
            color: var(--x-color);
            border: 2px solid var(--x-color);
        }

        .goat-score {
            color: var(--o-color);
            border: 2px solid var(--o-color);
        }

        .gameInfo {
            max-width: 500px;
            margin: 0 auto;
            padding: 1rem;
        }

        .gameTitle {
            text-align: center;
            margin-bottom: 1.5rem;
        }

        .player-selection {
            display: flex;
            flex-direction: column;
            gap: 1rem;
            margin-bottom: 2rem;
        }

        .player-option {
            padding: 1rem;
            border-radius: 10px;
            cursor: pointer;
            transition: all 0.3s ease;
            background-color: var(--dark);
            text-align: center;
        }

        .player-option.active {
            background: linear-gradient(to right, var(--primary), var(--accent));
            box-shadow: 0 4px 15px rgba(108, 92, 231, 0.4);
        }

        .player-option:hover {
            transform: translateY(-3px);
            background-color: var(--hover-bg);
        }

        .how-to-play {
            background-color: var(--header-bg);
            padding: 1.5rem;
            border-radius: 10px;
            margin-top: 2rem;
        }

        .how-to-play h2 {
            margin-bottom: 1rem;
            color: var(--accent);
        }

        .how-to-play ol {
            padding-left: 1.5rem;
        }

        .how-to-play li {
            margin-bottom: 0.8rem;
            line-height: 1.5;
        }

        /* Canvas Styles */
        #2d-board {
            background-color: #0f3460;
            border: 2px solid var(--accent);
            border-radius: 8px;
            box-shadow: 0 4px 10px rgba(0, 0, 0, 0.2);
            width: 100%;
            max-width: 600px;
            aspect-ratio: 1/1;
            margin: 0 auto;
        }

        /* Responsive Design */
        @media (max-width: 768px),(max-width: 480px)  {
            .main-container {
                flex-direction: column;
                overflow: none;
                align-items: center;
            }
             .hamburger {
        display: flex;
        flex-direction: column;
        cursor: pointer;
        gap: 5px;
    }

    .header .navContent .rightNav nav .hamburger span {
        display: block;
        width: 25px;
        height: 3px;
        background-color: white;
    }

            .left, .right {
                width: 100%;
                padding: 1rem;
            }

            .right {
                height: auto;
                order: 2;
            }

            #2d-board {
                min-width: 100%;
            }

            .scoreboard {
                flex-direction: column;
            }
            .fullscreen-btn {
                display: none;
            }
        }