/* Skill detail pages extend the shared brand, type, and color tokens. */
@layer layout {
  .skill-hero {
    padding-block: 8rem 4rem;
  }

  .skill-page .text-link {
    color: var(--blue);
  }

  .breadcrumbs {
    display: flex;
    flex-wrap: wrap;
    gap: 0.6rem;
    margin-bottom: 3.5rem;
    color: var(--muted);
    font-size: 0.85rem;
  }

  .skill-hero-grid {
    display: grid;
    grid-template-columns: minmax(0, 1fr) 20rem;
    gap: clamp(2rem, 5vw, 5rem);
    align-items: end;
  }

  .skill-hero h1 {
    max-width: 14ch;
    font-size: clamp(3rem, 5.8vw, 5.25rem);
    overflow-wrap: anywhere;
  }

  .skill-lead {
    margin-top: 1.5rem;
    color: var(--blue);
    font-size: clamp(1.25rem, 2vw, 1.6rem);
    font-weight: 650;
    line-height: 1.4;
  }

  .skill-intro {
    max-width: 65ch;
    margin-top: 1.25rem;
    color: var(--muted);
    font-size: 1.05rem;
    line-height: 1.75;
  }

  .skill-start {
    display: grid;
    gap: 1.25rem;
    padding: 1.75rem;
    border: 1px solid var(--line);
    border-top: 4px solid var(--blue);
    border-radius: 4px;
    background: var(--white);
  }

  .skill-start .eyebrow {
    margin: 0;
  }

  .skill-start h2 {
    font-size: 2rem;
  }

  .skill-start > p:not(.eyebrow) {
    color: var(--muted);
    line-height: 1.6;
  }

  .skill-start .button {
    width: 100%;
    text-align: center;
  }

  .skill-reading {
    display: grid;
    grid-template-columns: 15rem minmax(0, 1fr);
    gap: clamp(2rem, 5vw, 5rem);
    padding-bottom: 5rem;
    border-top: 1px solid var(--line);
  }

  .skill-toc {
    display: flex;
    position: sticky;
    top: 7rem;
    align-self: start;
    flex-direction: column;
    gap: 0.85rem;
    padding-top: 2.5rem;
  }

  .skill-toc .eyebrow {
    margin-bottom: 0.5rem;
  }

  .skill-toc a {
    width: fit-content;
    padding-block: 0.25rem;
    color: var(--muted);
    font-size: 0.9rem;
    text-decoration: none;
  }

  .skill-toc a:hover {
    color: var(--ink);
    text-decoration: underline;
  }

  .skill-section {
    padding-block: 3rem;
    scroll-margin-top: 7rem;
  }

  .skill-section + .skill-section {
    border-top: 1px solid var(--line);
  }

  .skill-section h2 {
    max-width: none;
    margin-bottom: 1.5rem;
    font-size: clamp(2rem, 3.5vw, 3rem);
    overflow-wrap: anywhere;
  }

  .skill-section > p,
  .skill-section li p,
  .skill-coverage dd {
    color: var(--muted);
    line-height: 1.75;
  }

  .skill-section > p + p {
    margin-top: 1rem;
  }

  .skill-section > .eyebrow {
    color: var(--blue);
  }

  .skill-coverage {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 1.75rem 2.5rem;
  }

  .skill-coverage dt {
    margin-bottom: 0.4rem;
    font-weight: 750;
  }

  .skill-coverage dd {
    margin: 0;
  }

  .skill-workflow {
    display: grid;
    gap: 1.5rem;
    padding-left: 1.5rem;
  }

  .skill-workflow li {
    padding-left: 0.75rem;
  }

  .skill-workflow li::marker {
    color: var(--blue);
    font-weight: 750;
  }

  .skill-workflow h3 {
    margin-bottom: 0.4rem;
  }

  .skill-result {
    margin-top: 2rem;
    padding: 1.25rem 1.5rem;
    border-left: 3px solid var(--blue);
    background: var(--paper-soft);
  }

  .skill-prompts,
  .skill-related {
    display: grid;
    gap: 1.25rem;
    margin-block: 1.5rem;
    padding: 0;
    list-style: none;
  }

  .skill-prompts li {
    padding: 1.25rem 1.5rem;
    border: 1px solid var(--line);
    border-radius: 4px;
    background: var(--white);
  }

  .skill-source {
    font-size: 0.9rem;
  }

  .skill-section .code-block {
    min-height: 7rem;
    margin-block: 1.5rem;
  }

  .skill-related a {
    display: inline-block;
    margin-bottom: 0.35rem;
    font-weight: 750;
  }
}

@layer responsive {
  @media (max-width: 1000px) {
    .skill-hero {
      padding-top: 10rem;
    }

    .skill-hero-grid {
      grid-template-columns: minmax(0, 1fr) 17rem;
      align-items: start;
    }

    .skill-reading {
      grid-template-columns: minmax(0, 1fr);
      gap: 0;
    }

    .skill-toc {
      position: static;
      flex-direction: row;
      flex-wrap: wrap;
      gap: 0.5rem 1.5rem;
    }

    .skill-toc .eyebrow {
      width: 100%;
    }
  }

  @media (max-width: 700px) {
    .skill-hero {
      padding-top: 8.5rem;
      padding-bottom: 2.5rem;
    }

    .breadcrumbs {
      margin-bottom: 2.5rem;
    }

    .skill-hero-grid,
    .skill-coverage {
      grid-template-columns: minmax(0, 1fr);
    }

    .skill-start {
      padding: 1.5rem;
    }

    .skill-section {
      padding-block: 2.5rem;
      scroll-margin-top: 10rem;
    }
  }
}