metabuilder/scss/components/Pickers.module.scss

// Pickers Components - Material Design 3
// =======================================
// Date, Time, Color, and File picker styling using M3 tokens

// DatePicker styles
.date-picker {
  display: flex;
  flex-direction: column;
  gap: 4px;

  &--error {
    .input {
      border-color: var(--mat-sys-error);
    }
  }

  input[type="date"],
  input[type="datetime-local"],
  input[type="month"],
  input[type="week"] {
    &::-webkit-calendar-picker-indicator {
      cursor: pointer;
      opacity: 0.6;
      transition: opacity var(--mat-sys-motion-duration-short4) var(--mat-sys-motion-easing-standard);

      &:hover {
        opacity: 1;
      }
    }
  }
}

// TimePicker styles
.time-picker {
  display: flex;
  flex-direction: column;
  gap: 4px;

  &--error {
    .input {
      border-color: var(--mat-sys-error);
    }
  }

  input[type="time"] {
    &::-webkit-calendar-picker-indicator {
      cursor: pointer;
      opacity: 0.6;
      transition: opacity var(--mat-sys-motion-duration-short4) var(--mat-sys-motion-easing-standard);

      &:hover {
        opacity: 1;
      }
    }
  }
}

// ColorPicker styles
.color-picker {
  display: flex;
  flex-direction: column;
  gap: 12px;

  &--error {
    .color-picker__text {
      border-color: var(--mat-sys-error);
    }
  }

  &--disabled {
    opacity: var(--disabled-content-opacity);
    pointer-events: none;
  }

  &__controls {
    display: flex;
    align-items: center;
    gap: 12px;
  }

  &__input {
    width: 48px;
    height: 48px;
    padding: 0;
    border: 2px solid var(--mat-sys-outline-variant);
    border-radius: var(--mat-sys-corner-medium);
    cursor: pointer;
    background: transparent;
    transition: border-color var(--mat-sys-motion-duration-short4) var(--mat-sys-motion-easing-standard);

    &::-webkit-color-swatch-wrapper {
      padding: 4px;
    }

    &::-webkit-color-swatch {
      border: none;
      border-radius: var(--mat-sys-corner-small);
    }

    &::-moz-color-swatch {
      border: none;
      border-radius: var(--mat-sys-corner-small);
    }

    &:hover {
      border-color: var(--mat-sys-primary);
    }

    &:focus {
      outline: none;
      border-color: var(--mat-sys-primary);
      box-shadow: 0 0 0 2px color-mix(in srgb, var(--mat-sys-primary) 20%, transparent);
    }
  }

  &__text {
    flex: 1;
    padding: 12px 16px;
    border: 1px solid var(--mat-sys-outline);
    border-radius: var(--mat-sys-corner-medium);
    font-family: var(--font-mono);
    font-size: var(--mat-sys-body-small-size);
    background: var(--mat-sys-surface);
    color: var(--mat-sys-on-surface);
    text-transform: uppercase;
    transition: border-color var(--mat-sys-motion-duration-short4) var(--mat-sys-motion-easing-standard);

    &:focus {
      outline: none;
      border-color: var(--mat-sys-primary);
      box-shadow: 0 0 0 1px var(--mat-sys-primary);
    }
  }

  &__presets {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    padding: 8px;
    border: 1px solid var(--mat-sys-outline-variant);
    border-radius: var(--mat-sys-corner-medium);
    background: var(--mat-sys-surface-container-low);
  }

  &__preset {
    width: 28px;
    height: 28px;
    padding: 0;
    border: 2px solid transparent;
    border-radius: var(--mat-sys-corner-small);
    cursor: pointer;
    transition: transform var(--mat-sys-motion-duration-short4) var(--mat-sys-motion-easing-standard),
                border-color var(--mat-sys-motion-duration-short4) var(--mat-sys-motion-easing-standard);

    &:hover {
      transform: scale(1.1);
    }

    &--active {
      border-color: var(--mat-sys-primary);
      box-shadow: 0 0 0 2px color-mix(in srgb, var(--mat-sys-primary) 30%, transparent);
    }

    &:focus {
      outline: none;
      border-color: var(--mat-sys-primary);
    }
  }
}

// FileUpload styles
.file-upload {
  display: flex;
  flex-direction: column;
  gap: 12px;

  &--error {
    .file-upload__dropzone {
      border-color: var(--mat-sys-error);
      background: color-mix(in srgb, var(--mat-sys-error) 5%, var(--mat-sys-surface));
    }
  }

  &--disabled {
    opacity: var(--disabled-content-opacity);
    pointer-events: none;
  }

  &__dropzone {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 32px;
    border: 2px dashed var(--mat-sys-outline-variant);
    border-radius: var(--mat-sys-corner-large);
    background: var(--mat-sys-surface-container-low);
    cursor: pointer;
    transition: border-color var(--mat-sys-motion-duration-short4) var(--mat-sys-motion-easing-standard),
                background-color var(--mat-sys-motion-duration-short4) var(--mat-sys-motion-easing-standard);

    &:hover {
      border-color: var(--mat-sys-primary);
      background: color-mix(in srgb, var(--mat-sys-primary) 5%, var(--mat-sys-surface));
    }

    &--dragging {
      border-color: var(--mat-sys-primary);
      background: color-mix(in srgb, var(--mat-sys-primary) 10%, var(--mat-sys-surface));
      border-style: solid;
    }
  }

  &__input {
    display: none;
  }

  &__content {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 12px;
    text-align: center;
  }

  &__icon {
    font-size: 48px;
    line-height: 1;
    color: var(--mat-sys-on-surface-variant);
  }

  &__text {
    font-family: var(--mat-sys-body-large-font);
    font-size: var(--mat-sys-body-large-size);
    color: var(--mat-sys-on-surface);
  }

  &__hint {
    font-family: var(--mat-sys-body-small-font);
    font-size: var(--mat-sys-body-small-size);
    color: var(--mat-sys-on-surface-variant);
  }

  &__preview {
    display: flex;
    flex-direction: column;
    gap: 8px;
    padding: 12px;
    border: 1px solid var(--mat-sys-outline-variant);
    border-radius: var(--mat-sys-corner-medium);
    background: var(--mat-sys-surface);
  }

  &__file {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 8px 12px;
    border-radius: var(--mat-sys-corner-small);
    background: var(--mat-sys-surface-container-low);
  }

  &__filename {
    flex: 1;
    font-family: var(--mat-sys-body-medium-font);
    font-size: var(--mat-sys-body-medium-size);
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    color: var(--mat-sys-on-surface);
  }

  &__size {
    font-family: var(--mat-sys-label-small-font);
    font-size: var(--mat-sys-label-small-size);
    color: var(--mat-sys-on-surface-variant);
    white-space: nowrap;
  }

  &__remove {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 24px;
    height: 24px;
    padding: 0;
    border: none;
    border-radius: var(--mat-sys-corner-full);
    background: var(--mat-sys-error);
    color: var(--mat-sys-on-error);
    font-size: 14px;
    line-height: 1;
    cursor: pointer;
    transition: background-color var(--mat-sys-motion-duration-short4) var(--mat-sys-motion-easing-standard),
                transform var(--mat-sys-motion-duration-short4) var(--mat-sys-motion-easing-standard);

    &:hover {
      background: color-mix(in srgb, var(--mat-sys-error) 80%, black);
      transform: scale(1.1);
    }
  }

  // Button variant
  &--button {
    .file-upload__dropzone {
      flex-direction: row;
      padding: 12px 16px;
      border-style: solid;
      border-width: 1px;
    }

    .file-upload__content {
      flex-direction: row;
    }

    .file-upload__icon {
      font-size: 24px;
    }
  }
}