metabuilder/scss/components/page.scss

// Generic page & panel layout utilities — reusable across all pages
// Uses MD3 CSS custom properties from var(--mat-sys-*)

// ─── Full-height page: sticky header + scrollable body ─────────────────────

.page {
  height: 100%;
  display: flex;
  flex-direction: column;
  overflow: hidden;
  background: var(--mat-sys-surface);

  &__header {
    flex-shrink: 0;
    padding: 20px 24px;
    background: var(--mat-sys-surface-container);
    border-bottom: 1px solid var(--mat-sys-outline-variant);
  }

  &__title {
    margin: 0 0 4px;
    font-size: 20px;
    font-weight: 700;
    color: var(--mat-sys-primary);
  }

  &__subtitle {
    margin: 0;
    font-size: 13px;
    color: var(--mat-sys-on-surface-variant);
  }

  &__body {
    flex: 1;
    overflow-y: auto;
    padding: 16px;
  }

  &__body--grid2 {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
    align-content: start;
  }

  &__body--grid3 {
    display: grid;
    grid-template-columns: 1fr 1fr 1fr;
    gap: 16px;
    align-content: start;
  }
}

// ─── Workspace: toolbar + side panels + status bar ─────────────────────────

.workspace {
  height: 100%;
  display: flex;
  flex-direction: column;
  background: var(--mat-sys-surface);

  &__body {
    flex: 1;
    display: flex;
    overflow: hidden;
  }
}

// ─── Toolbar ───────────────────────────────────────────────────────────────

.toolbar {
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 24px;
  background: var(--mat-sys-surface-container);
  border-bottom: 1px solid var(--mat-sys-outline-variant);

  &__title {
    font-size: 18px;
    font-weight: 700;
    color: var(--mat-sys-primary);
  }

  &__actions {
    display: flex;
    gap: 8px;
  }
}

// ─── Side panel (left or right) ─────────────────────────────────────────────

.side-panel {
  flex-shrink: 0;
  width: 256px;
  display: flex;
  flex-direction: column;
  overflow: hidden;
  background: var(--mat-sys-surface-container);
  border-right: 1px solid var(--mat-sys-outline-variant);

  &--right {
    border-right: none;
    border-left: 1px solid var(--mat-sys-outline-variant);
    width: 320px;
    overflow-y: auto;
  }

  &__header {
    flex-shrink: 0;
    padding: 12px 16px;
    font-size: 13px;
    font-weight: 600;
    color: var(--mat-sys-on-surface);
    border-bottom: 1px solid var(--mat-sys-outline-variant);
  }

  &__title {
    margin: 0;
    font-size: 14px;
    font-weight: 600;
    color: var(--mat-sys-on-surface);
  }

  &__subtitle {
    margin: 4px 0 0;
    font-size: 12px;
    color: var(--mat-sys-on-surface-variant);
  }

  &__body {
    flex: 1;
    overflow-y: auto;
    padding: 8px;
  }
}

// ─── Main (center) panel ───────────────────────────────────────────────────

.main-panel {
  flex: 1;
  display: flex;
  flex-direction: column;
  overflow: hidden;
  background: var(--mat-sys-surface);
}

// ─── Fill: make a child fill its parent panel ──────────────────────────────

.panel-fill {
  height: 100%;
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

// ─── Status bar ─────────────────────────────────────────────────────────────

.status-bar {
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 6px 16px;
  font-size: 12px;
  background: var(--mat-sys-surface-container);
  border-top: 1px solid var(--mat-sys-outline-variant);
  color: var(--mat-sys-on-surface-variant);

  &__info {
    display: flex;
    align-items: center;
    gap: 16px;
  }

  &__warning {
    color: #d97706;
    font-weight: 500;
  }
}

// ─── Field group (label + value, for detail/properties panels) ──────────────

.field-group {
  display: flex;
  flex-direction: column;
  gap: 6px;

  &__label {
    font-size: 12px;
    font-weight: 500;
    color: var(--mat-sys-on-surface-variant);
  }

  &__value {
    padding: 4px 8px;
    background: var(--mat-sys-surface-variant);
    border-radius: 4px;
    font-size: 12px;
    font-family: monospace;
    color: var(--mat-sys-on-surface);
  }
}

// ─── Empty state ────────────────────────────────────────────────────────────

.empty-state {
  padding: 24px 16px;
  font-size: 13px;
  color: var(--mat-sys-on-surface-variant);
  text-align: center;

  &__title {
    margin: 0;
    font-size: 16px;
    font-weight: 500;
    color: var(--mat-sys-on-surface);
  }

  &__subtitle {
    margin: 0;
    font-size: 13px;
    color: var(--mat-sys-on-surface-variant);
  }
}

// ─── Canvas with drop zone ──────────────────────────────────────────────────

.canvas {
  flex: 1;
  overflow-y: auto;
  padding: 32px;

  &__surface {
    min-height: 100%;
    background: var(--mat-sys-surface-container);
    border: 1px solid var(--mat-sys-outline-variant);
    border-radius: 8px;
    padding: 32px;
  }

  &__drop-zone {
    height: 320px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-direction: column;
    gap: 8px;
    border: 2px dashed var(--mat-sys-outline-variant);
    border-radius: 8px;

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

// ─── Bordered content card (for grid layouts) ────────────────────────────────

.content-card {
  background: var(--mat-sys-surface-container);
  border: 1px solid var(--mat-sys-outline-variant);
  border-radius: 8px;
  padding: 16px;
  display: flex;
  flex-direction: column;
  gap: 12px;

  &--full {
    grid-column: 1 / -1;
  }

  &__title {
    margin: 0;
    font-size: 14px;
    font-weight: 600;
    color: var(--mat-sys-on-surface);
  }

  &__desc {
    margin: 0;
    font-size: 12px;
    color: var(--mat-sys-on-surface-variant);
  }
}

// ─── List rows ──────────────────────────────────────────────────────────────

.list-rows {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.list-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 8px 10px;
  background: var(--mat-sys-surface);
  border: 1px solid var(--mat-sys-outline-variant);
  border-radius: 6px;

  &__info {
    display: flex;
    flex-direction: column;
    gap: 2px;
  }

  &__name {
    font-size: 13px;
    font-weight: 500;
    color: var(--mat-sys-on-surface);
  }

  &__sub {
    font-size: 11px;
    color: var(--mat-sys-on-surface-variant);
  }
}

// ─── Inline pill badge ──────────────────────────────────────────────────────

.badge {
  display: inline-flex;
  align-items: center;
  padding: 2px 8px;
  border-radius: 12px;
  font-size: 11px;
  font-weight: 500;
  background: color-mix(in srgb, var(--mat-sys-primary) 12%, transparent);
  color: var(--mat-sys-primary);

  &--error {
    background: color-mix(in srgb, var(--mat-sys-error) 12%, transparent);
    color: var(--mat-sys-error);
  }

  &--success {
    background: color-mix(in srgb, #16a34a 12%, transparent);
    color: #16a34a;
  }

  &--neutral {
    background: color-mix(in srgb, var(--mat-sys-on-surface-variant) 12%, transparent);
    color: var(--mat-sys-on-surface-variant);
  }
}

// ─── Category label ─────────────────────────────────────────────────────────

.category-label {
  margin: 0 0 6px 4px;
  font-size: 10px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--mat-sys-on-surface-variant);
}

// ─── Numbered/bulleted step list ────────────────────────────────────────────

.step-list {
  margin: 0;
  padding: 0 0 0 20px;
  display: flex;
  flex-direction: column;
  gap: 8px;

  &__item {
    font-size: 13px;
    color: var(--mat-sys-on-surface);
    line-height: 1.5;
  }
}