// A compact footer with wrapping navigation and understated attribution.
.page-footer.footer-compact {
    margin-top: 3rem;
    padding-block: 1.5rem;
    border-top: 1px solid var(--md-sys-color-outline-variant);
    color: var(--md-sys-color-on-surface-variant);
    font-size: 0.875rem;
    line-height: 1.6;

    .footer-content {
        display: flex;
        flex-wrap: wrap;
        align-items: center;
        justify-content: space-between;
        gap: 1rem 2rem;
    }

    .footer-brand {
        display: inline-block;
        color: var(--md-sys-color-on-surface);
        font-size: 1.125rem;
        font-weight: 600;
    }

    .footer-description {
        margin: 0.25rem 0 0;
    }

    .footer-links {
        display: flex;
        flex-wrap: wrap;
        align-items: center;
        gap: 0.25rem 1.5rem;
        margin: 0;
        padding: 0;
        list-style: none;

        a {
            display: inline-flex;
            align-items: center;
            min-height: 44px;
        }
    }

    .footer-credits {
        margin: 1rem 0 0;
        padding-top: 1rem;
        border-top: 1px solid var(--md-sys-color-outline-variant);
        font-size: 0.8125rem;
    }

    a {
        text-underline-offset: 0.2em;

        &:hover { text-decoration: underline; }

        &:focus-visible {
            outline: 2px solid var(--md-sys-color-primary);
            outline-offset: 4px;
            border-radius: 2px;
        }
    }
}

.page-footer.footer-bordered {
  border: 1px solid var(--md-sys-color-outline);
  border-radius: 12px;
}

// A full-height page with a footer at the bottom when content is short.
.footer-layout {
  display: flex;
  flex-direction: column;
  min-height: var(--footer-layout-height, 100dvh);
  margin: 0;

  > header, > footer { flex: 0 0 auto; }
  > main { flex: 1 0 auto; min-width: 0; }
  > .page-footer { margin-top: 0; }

  // Keep the footer visible while main scrolls. The footer's real height
  // reserves its own row, including when links or buttons wrap on mobile.
  &.footer-fixed {
    height: var(--footer-layout-height, 100dvh);
    min-height: 0;
    overflow: hidden;

    > main {
      flex: 1 1 auto;
      min-height: 0;
      overflow: auto;
      scroll-padding-block: 16px;
    }

    > footer {
      max-height: 50%;
      overflow: auto;
      padding-bottom: env(safe-area-inset-bottom, 0px);
    }
  }
}