.hidden { display: none !important; }
    #cube-area {
      text-align: center;
      padding: 2rem;
      margin: 1rem 0;
    }
    #cube-display {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      width: 120px;
      height: 120px;
      background: linear-gradient(145deg, #1a1a2e, #0f0f1a);
      border: 3px solid var(--accent-primary);
      border-radius: 16px;
      box-shadow: 
        0 0 30px rgba(0, 255, 163, 0.15),
        inset 0 0 30px rgba(0, 0, 0, 0.5);
      transition: all 0.3s ease;
      margin-bottom: 1.5rem;
    }
    #cube-display.rolling {
      animation: cubeShake 0.1s infinite;
      border-color: var(--accent-secondary);
    }
    @keyframes cubeShake {
      0%, 100% { transform: translateX(0) rotate(0deg); }
      25% { transform: translateX(-5px) rotate(-5deg); }
      75% { transform: translateX(5px) rotate(5deg); }
    }
    .cube-face {
      font-family: var(--font-display);
      font-size: 3.5rem;
      font-weight: 900;
      color: var(--accent-primary);
      text-shadow: 0 0 20px var(--accent-primary);
    }
    .prediction-buttons {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 1rem;
      margin-top: 1.5rem;
    }
    #predict-low,
    #predict-high {
      display: flex;
      flex-direction: column;
      align-items: center;
      gap: 0.5rem;
      padding: 1.5rem;
      font-family: var(--font-display);
      font-size: 1.1rem;
      font-weight: 600;
      letter-spacing: 0.08em;
      text-transform: uppercase;
      border: 2px solid var(--border-default);
      background: rgba(15, 18, 20, 0.8);
      cursor: pointer;
      transition: all 0.25s ease;
    }
    #predict-low {
      color: #3498db;
    }
    #predict-low:not(:disabled):hover {
      border-color: #3498db;
      background: rgba(52, 152, 219, 0.15);
      box-shadow: 0 0 20px rgba(52, 152, 219, 0.3);
    }
    #predict-high {
      color: #e74c3c;
    }
    #predict-high:not(:disabled):hover {
      border-color: #e74c3c;
      background: rgba(231, 76, 60, 0.15);
      box-shadow: 0 0 20px rgba(231, 76, 60, 0.3);
    }
    #predict-low:disabled,
    #predict-high:disabled {
      opacity: 0.4;
      cursor: not-allowed;
    }
    .pred-icon {
      font-size: 2rem;
    }
    .pred-range {
      font-family: var(--font-mono);
      font-size: 0.85rem;
      opacity: 0.7;
    }