cratefield-ui 0.4.3

/* cratefield-ui base stylesheet (ADR 0010). Everything sits in @layer cf, so
   any unlayered rule a venture writes wins on its own. Colours,
   radii and spacing are the --cf-* custom properties below; override them
   on :root to restyle without touching a selector. */
@layer cf {
  :root {
    --cf-font: system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
    --cf-fg: #1a1a1a;
    --cf-bg: #ffffff;
    --cf-muted: #666666;
    --cf-border: #cfcfcf;
    --cf-accent: #1a56db;
    --cf-accent-fg: #ffffff;
    --cf-error: #b91c1c;
    --cf-success: #15803d;
    --cf-warning: #b45309;
    --cf-radius: 6px;
    --cf-gap: 1rem;
    --cf-max-width: 32rem;
  }
  /* Dark scheme only on the harness's own pages. An embedded fragment
     sits inside a site with its own colours, and must not go dark under
     a dark OS unless that site sets the properties. */
  @media (prefers-color-scheme: dark) {
    .cf-page {
      --cf-fg: #f2f2f2;
      --cf-bg: #111111;
      --cf-muted: #a3a3a3;
      --cf-border: #3a3a3a;
      --cf-accent: #60a5fa;
      --cf-accent-fg: #0b1220;
    }
  }
  .cf-page {
    margin: 0;
    font-family: var(--cf-font);
    color: var(--cf-fg);
    background: var(--cf-bg);
    line-height: 1.5;
  }
  .cf-main {
    max-width: var(--cf-max-width);
    margin: 0 auto;
    padding: calc(var(--cf-gap) * 2) var(--cf-gap);
  }
  .cf-venture {
    margin: 0;
    color: var(--cf-muted);
    font-size: 0.875rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
  }
  .cf-title {
    margin: 0 0 var(--cf-gap);
    font-size: 1.75rem;
  }
  .cf-form {
    display: grid;
    gap: var(--cf-gap);
  }
  .cf-field {
    display: grid;
    gap: 0.375rem;
  }
  .cf-label {
    font-weight: 600;
  }
  .cf-label--checkbox {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-weight: 400;
  }
  .cf-required {
    color: var(--cf-error);
    margin-left: 0.2em;
  }
  .cf-input {
    font: inherit;
    color: inherit;
    background: var(--cf-bg);
    border: 1px solid var(--cf-border);
    border-radius: var(--cf-radius);
    padding: 0.625rem 0.75rem;
    width: 100%;
    box-sizing: border-box;
  }
  .cf-input:focus-visible {
    outline: 2px solid var(--cf-accent);
    outline-offset: 1px;
  }
  .cf-input--checkbox {
    width: auto;
    padding: 0;
  }
  .cf-input--textarea {
    min-height: 6rem;
    resize: vertical;
  }
  .cf-field--invalid .cf-input {
    border-color: var(--cf-error);
  }
  .cf-help {
    margin: 0;
    color: var(--cf-muted);
    font-size: 0.875rem;
  }
  .cf-error {
    margin: 0;
    color: var(--cf-error);
    font-size: 0.875rem;
  }
  .cf-error--form {
    font-size: 1rem;
  }
  .cf-actions {
    display: flex;
    gap: var(--cf-gap);
  }
  .cf-submit {
    font: inherit;
    font-weight: 600;
    color: var(--cf-accent-fg);
    background: var(--cf-accent);
    border: 0;
    border-radius: var(--cf-radius);
    padding: 0.75rem 1.25rem;
    cursor: pointer;
  }
  .cf-submit:focus-visible {
    outline: 2px solid var(--cf-fg);
    outline-offset: 2px;
  }
  .cf-notice {
    border: 1px solid var(--cf-border);
    border-left: 4px solid var(--cf-accent);
    border-radius: var(--cf-radius);
    padding: var(--cf-gap);
  }
  .cf-notice--success {
    border-left-color: var(--cf-success);
  }
  .cf-notice--warning {
    border-left-color: var(--cf-warning);
  }
  .cf-notice--error {
    border-left-color: var(--cf-error);
  }
  .cf-notice-title {
    margin: 0 0 0.25rem;
    font-size: 1.125rem;
  }
  .cf-notice-text {
    margin: 0;
  }
  .cf-status {
    display: grid;
    grid-template-columns: max-content 1fr;
    gap: 0.5rem var(--cf-gap);
    margin: 0;
  }
  .cf-status-row {
    display: contents;
  }
  .cf-status-key {
    color: var(--cf-muted);
  }
  .cf-status-value {
    margin: 0;
    overflow-wrap: anywhere;
  }
  .cf-nav {
    display: flex;
    gap: var(--cf-gap);
    align-items: center;
    margin-top: 0.5rem;
  }
  .cf-nav-link {
    font: inherit;
    color: var(--cf-accent);
    background: none;
    border: 0;
    padding: 0;
    cursor: pointer;
    text-decoration: underline;
  }
  .cf-table-wrap {
    overflow-x: auto;
  }
  .cf-table {
    border-collapse: collapse;
    width: 100%;
    font-size: 0.9375rem;
  }
  .cf-table-head,
  .cf-table-cell,
  .cf-table-empty {
    text-align: left;
    padding: 0.5rem 0.625rem;
    border-bottom: 1px solid var(--cf-border);
    vertical-align: top;
  }
  .cf-table-head {
    color: var(--cf-muted);
    font-weight: 600;
  }
  .cf-table-actions {
    white-space: nowrap;
  }
  .cf-submit--row,
  .cf-submit--danger {
    background: var(--cf-error);
    padding: 0.375rem 0.75rem;
  }
  .cf-cancel {
    align-self: center;
    color: var(--cf-muted);
  }
  .cf-admin-module {
    margin-bottom: var(--cf-gap);
  }
  .cf-admin-module-title {
    margin: 0 0 0.25rem;
    font-size: 1.125rem;
  }
  .cf-admin-links {
    margin: 0;
    padding-left: 1.25rem;
  }
}