.container {
      max-width: 100%;
      margin: 0 auto;
    }

    .input-group {
      display: flex;
      flex-wrap: wrap;
      gap: 12px;
      margin-bottom: 16px;
      align-items: center;
    }
    .input-group > * {
      flex: 1;
      min-width: 150px;
    }
    label {
      display: block;
      font-weight: bold;
      margin-bottom: 4px;
      color: #444;
    }
    input[type="text"] {
      width: 100%;
      padding: 8px 10px;
      border: 1px solid #ccc;
      border-radius: 4px;
      font-family: monospace;
      font-size: 14px;
    }
    input[type="text"].error {
      border-color: #e74c3c;
      background-color: #fdf2f2;
    }
    input[type="color"] {
      width: 44px;
      height: 44px;
      border: none;
      cursor: pointer;
      vertical-align: middle;
    }

    /* Превью */
    .preview {
      width: 100%;
      aspect-ratio: 9 / 16;
      background-color: #e0e0e0;
      margin: 20px auto;
      border: 1px solid #ccc;
      box-shadow: 0 2px 6px rgba(0,0,0,0.1);
      position: relative;
      overflow: hidden;
    }
    #previewCanvas {
      width: 100%;
      height: 100%;
      display: block;
    }

    /* Цвета */
    .color-grid {
      display: grid;
      grid-template-columns: repeat(auto-fill, minmax(100px, 1fr));
      gap: 10px;
      margin-top: 20px;
    }
    .color-btn {
      display: flex;
      flex-direction: column;
      align-items: center;
      justify-content: center;
      height: 70px;
      border: 1px solid #ddd;
      border-radius: 6px;
      cursor: pointer;
      font-size: 12px;
      text-align: center;
      padding: 4px;
      transition: transform 0.1s;
      user-select: none;
    }
    .color-btn:hover {
      transform: scale(1.03);
      box-shadow: 0 2px 4px rgba(0,0,0,0.1);
    }
    .color-square {
      width: 40px;
      height: 40px;
      border-radius: 4px;
      box-shadow: 0 1px 3px rgba(0,0,0,0.2);
    }

    /* Информация о цвете */
    .color-info {
      background: #fff;
      border: 1px solid #ddd;
      border-radius: 6px;
      padding: 14px;
      margin: 20px 0;
      font-size: 15px;
      line-height: 1.5;
    }
    .color-info-row {
      display: flex;
      justify-content: space-between;
      margin-bottom: 6px;
    }
    .color-info-label {
      font-weight: bold;
      color: #555;
    }
    .color-info-value {
      font-family: monospace;
      background: #f8f9fa;
      padding: 2px 6px;
      border-radius: 3px;
    }
    .color-name {
      color: #28a745;
      font-weight: bold;
    }

    /* Кнопки */
    .actions {
      text-align: center;
      margin-top: 10px;
    }
    button#downloadBtn {
      padding: 12px 24px;
      font-size: 16px;
      background: #28a745;
      color: white;
      border: none;
      border-radius: 6px;
      cursor: pointer;
      transition: background 0.2s;
    }
    button#downloadBtn:hover {
      background: #218838;
    }

    .scale-buttons {
      display: flex;
      gap: 6px;
    }
    .scale-buttons button {
      padding: 6px 12px;
      font-size: 14px;
      cursor: pointer;
      background: #007bff;
      color: white;
      border: none;
      border-radius: 4px;
    }
    .scale-buttons button.active {
      background: #0056b3;
    }