[data-fs-dropzone] {
  // --------------------------------------------------------
  // Design Tokens for Dropzone Component
  // --------------------------------------------------------

  // Default properties
  --fs-modal-bg-color: var(--fs-color-neutral-0);

  // --------------------------------------------------------
  // Structural Styles
  // --------------------------------------------------------

  // Base styles
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  min-height: 200px;
  padding: var(--fs-spacing-4);
  cursor: pointer;
  background-color: var(--fs-modal-bg-color);
  border: 1px dashed var(--fs-color-neutral-3);
  border-radius: var(--fs-border-radius);
  transition: all var(--fs-transition-timing) var(--fs-transition-function);

  // Hover state
  &:hover {
    background-color: var(--fs-color-primary-bkg-light);
    border-color: var(--fs-color-primary-base);
  }

  // Focus state
  &:focus-within {
    outline: 2px solid var(--fs-color-focus-ring);
    outline-offset: 2px;
  }

  // Drag active state
  &[data-fs-dropzone-drag-active="true"] {
    background-color: var(--fs-color-primary-bkg-light);
    border-color: var(--fs-color-primary-base);
    transform: scale(1.02);
    animation: dropzone-pulse 1s infinite;
  }

  // Drag accept state
  &[data-fs-dropzone-drag-accept="true"] {
    background-color: var(--fs-color-success-bkg);
    border-color: var(--fs-color-success-border);

    [data-fs-dropzone-text] {
      font-weight: var(--fs-text-weight-semibold);
      color: var(--fs-color-success-text);
    }
  }

  // Drag reject state
  &[data-fs-dropzone-drag-reject="true"] {
    background-color: var(--fs-color-danger-bkg);
    border-color: var(--fs-color-danger-border);

    [data-fs-dropzone-text] {
      color: var(--fs-color-danger-text);
    }
  }

  // Disabled state
  // pointer-events is NOT used here so that cursor: not-allowed and
  // &:hover overrides remain visible. Disabling is enforced by
  // react-dropzone's `disabled` prop + aria-disabled in the component.
  &[data-fs-dropzone-disabled="true"] {
    cursor: not-allowed;
    opacity: 0.6;

    &:hover {
      background-color: var(--fs-color-neutral-0);
      border-color: var(--fs-border-color);
    }
  }

  // Icon styles
  [data-fs-dropzone-icon] {
    margin-bottom: var(--fs-spacing-2);
    font-size: var(--fs-text-size-4);
    color: var(--fs-color-text-light);

    svg {
      width: 60px;
      height: 50px;
    }
  }

  // Content area
  [data-fs-dropzone-content] {
    width: 100%;
    text-align: center;
  }

  // Text styles
  [data-fs-dropzone-text] {
    margin: 0;
    font-size: var(--fs-text-size-2);
    font-weight: var(--fs-text-weight-semibold);
    line-height: 1.5;
    color: var(--fs-color-text);
  }

  // Files list
  [data-fs-dropzone-files] {
    width: 100%;
    max-width: 400px;
    padding: var(--fs-spacing-2);
    margin-top: var(--fs-spacing-3);
    background-color: var(--fs-color-success-bkg);
    border: 1px solid var(--fs-color-success-border);
    border-radius: var(--fs-border-radius-medium);

    > p {
      margin: 0 0 var(--fs-spacing-1) 0;
      font-size: var(--fs-text-size-1);
      font-weight: var(--fs-text-weight-bold);
      color: var(--fs-color-success-text);
    }

    ul {
      padding: 0;
      margin: 0;
      list-style: none;
    }
  }

  [data-fs-dropzone-file] {
    padding: var(--fs-spacing-1) 0;
    font-size: var(--fs-text-size-1);
    color: var(--fs-color-text);
    border-bottom: 1px solid var(--fs-color-success-border);

    &:last-child {
      border-bottom: none;
    }
  }

  // Errors list
  [data-fs-dropzone-errors] {
    width: 100%;
    max-width: 400px;
    padding: var(--fs-spacing-2);
    margin-top: var(--fs-spacing-3);
    background-color: var(--fs-color-danger-bkg);
    border: 1px solid var(--fs-color-danger-border);
    border-radius: var(--fs-border-radius-small);

    > p {
      margin: 0 0 var(--fs-spacing-1) 0;
      font-size: var(--fs-text-size-1);
      font-weight: var(--fs-text-weight-bold);
      color: var(--fs-color-danger-text);
    }

    ul {
      padding: 0;
      margin: 0;
      list-style: none;
    }
  }

  [data-fs-dropzone-error] {
    padding: var(--fs-spacing-1) 0;
    font-size: var(--fs-text-size-1);
    color: var(--fs-color-danger-text);
    border-bottom: 1px solid var(--fs-color-danger-border);

    &:last-child {
      border-bottom: none;
    }
  }

  // Input hidden
  input[type="file"] {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip-path: inset(50%);
    white-space: nowrap;
    border: 0;
  }
}

// Responsive design
@media (width <= 768px) {
  [data-fs-dropzone] {
    min-height: 150px;
    padding: var(--fs-spacing-3);

    [data-fs-dropzone-icon] svg {
      width: 32px;
      height: 32px;
    }

    [data-fs-dropzone-text] {
      font-size: var(--fs-text-size-1);
      font-weight: var(--fs-text-weight-semibold);
    }
  }
}

// Dark mode support (if using CSS custom properties)
[data-theme="dark"] [data-fs-dropzone] {
  background-color: var(--fs-color-neutral-1);
  border-color: var(--fs-color-neutral-3);

  &:hover {
    background-color: var(--fs-color-primary-bkg-dark);
  }
}

// Animation for drag state
@keyframes dropzone-pulse {
  0% {
    transform: scale(1);
  }

  50% {
    transform: scale(1.02);
  }

  100% {
    transform: scale(1);
  }
}