.page-header { padding-top: 7rem; background: #1a1714; }
  .page-header-inner { max-width: var(--max-wide); margin: 0 auto; padding: 3rem var(--col-pad) 3.5rem; }
  .page-label { font-family: var(--sans); font-size: 0.75rem; font-weight: 600; letter-spacing: 0.18em; text-transform: uppercase; color: rgba(245,242,238,0.55); margin-bottom: 1.25rem; display: flex; align-items: center; gap: 0.75rem; }
  .page-label::before { content: ""; width: 24px; height: 1px; background: #2b4a6f; flex-shrink: 0; }
  .page-title { font-family: var(--serif); font-size: clamp(2.5rem, 5.5vw, 4.5rem); font-weight: 400; line-height: 1.05; letter-spacing: -0.03em; color: #f5f2ee; margin-bottom: 1.5rem; max-width: 20ch; }
  .page-title em { font-style: italic; color: #d4cfc9; }
  .page-standfirst { font-family: var(--sans); font-size: 1.05rem; font-weight: 300; line-height: 1.8; color: rgba(245,242,238,0.72); max-width: 680px; }
  .intro-section { background: #ede9e3; padding: 4rem var(--col-pad); }
  .intro-inner { max-width: var(--max-wide); margin: 0 auto; }
  .intro-inner p { font-size: 1.0625rem; line-height: 1.85; color: #1a1714; max-width: 720px; }
  .intro-inner p + p { margin-top: 1.1rem; }
  .patterns-section { background: #f5f2ee; padding: 5rem var(--col-pad); }
  .patterns-inner { max-width: var(--max-wide); margin: 0 auto; }
  .section-label { font-family: var(--sans); font-size: 0.75rem; font-weight: 600; letter-spacing: 0.18em; text-transform: uppercase; color: #5c5652; margin-bottom: 1rem; display: block; }
  .section-heading { font-family: var(--serif); font-size: clamp(1.75rem, 3vw, 2.5rem); font-weight: 400; line-height: 1.2; color: #1a1714; margin-bottom: 1.5rem; }
  .section-rule { width: 48px; height: 2px; background: #2b4a6f; border: none; margin-bottom: 2.5rem; }
  .filter-bar { margin-bottom: 3.5rem; }
  .filter-label { font-family: var(--sans); font-size: 0.75rem; font-weight: 600; letter-spacing: 0.1em; text-transform: uppercase; color: #5c5652; display: block; margin-bottom: 0.85rem; }
  .chip-row { display: flex; flex-wrap: wrap; gap: 0.5rem; }
  .chip { font-family: var(--sans); font-size: 0.75rem; font-weight: 600; letter-spacing: 0.02em; color: #3d3935; background: #ede9e3; border: 1.5px solid #d4cfc9; padding: 0.45rem 0.95rem; cursor: pointer; transition: all 0.2s; min-height: 36px; }
  .chip:hover { border-color: #2b4a6f; color: #2b4a6f; }
  .chip.is-active { background: #1a1714; border-color: #1a1714; color: #f5f2ee; }
  .chip[data-reset] { background: transparent; }
  .chip[data-reset].is-active { background: #1a1714; }
  .filter-status { font-family: var(--sans); font-size: 0.85rem; color: #5c5652; margin-top: 1rem; min-height: 1.2em; }
  .pattern { border-top: 1px solid #d4cfc9; padding: 3rem 0; }
  .pattern:first-of-type { border-top: none; padding-top: 0; }
  .pattern.is-pattern-hidden { display: none; }
  .pattern-head { display: flex; align-items: baseline; gap: 1rem; margin-bottom: 0.75rem; }
  .pattern-id { font-family: var(--serif); font-style: italic; font-size: 1.6rem; color: #2b4a6f; flex-shrink: 0; }
  .pattern-name { font-family: var(--serif); font-size: 1.6rem; font-weight: 400; line-height: 1.25; color: #1a1714; }
  .pattern-def { font-size: 0.98rem; line-height: 1.75; color: #3d3935; max-width: 700px; margin-bottom: 1.5rem; }
  .card-companion { display: flex; align-items: baseline; gap: 0.6rem; flex-wrap: wrap; background: #ede9e3; border-left: 3px solid #2b4a6f; padding: 0.8rem 1.1rem; margin-bottom: 1.75rem; font-size: 0.88rem; color: #1a1714; }
  .card-companion-label { font-family: var(--sans); font-size: 0.75rem; font-weight: 600; letter-spacing: 0.08em; text-transform: uppercase; color: #5c5652; flex-shrink: 0; }
  .card-companion a { color: #2b4a6f; text-decoration: none; border-bottom: 1px solid rgba(43,74,111,0.35); }
  .card-companion a:hover { border-color: #2b4a6f; }
  .card-companion.is-coming { border-left-color: var(--ink-light); background: transparent; padding-left: 1rem; }
  .card-companion.is-coming .card-companion-label { color: var(--ink-light); }
  .card-companion.is-empty { border-left-color: #d4cfc9; background: transparent; padding-left: 1rem; font-style: italic; color: #5c5652; }
  .instances { list-style: none; }
  .instance { display: grid; grid-template-columns: 160px 1fr; gap: 0.5rem 1.5rem; padding: 0.9rem 0; border-bottom: 1px dotted #d4cfc9; }
  .instance:last-child { border-bottom: none; }
  .instance.is-hidden { display: none; }
  .instance-sector { font-family: var(--sans); font-size: 0.75rem; font-weight: 600; letter-spacing: 0.06em; text-transform: uppercase; color: #2b4a6f; padding-top: 0.15rem; }
  .instance-title { font-family: var(--sans); font-weight: 600; color: #1a1714; }
  .instance-title a { color: #1a1714; text-decoration: none; border-bottom: 1px solid #d4cfc9; }
  .instance-title a:hover { color: #2b4a6f; border-color: #2b4a6f; }
  .instance-note { color: #3d3935; font-size: 0.94rem; display: block; margin-top: 0.2rem; }
  .instance-status { display: inline-block; font-size: 0.75rem; font-weight: 600; letter-spacing: 0.05em; text-transform: uppercase; color: #b03a2e; margin-left: 0.5rem; }
  .tracking-note { font-size: 0.88rem; font-style: italic; color: #5c5652; margin-top: 1.25rem; max-width: 700px; }
@media (max-width: 640px) {
  .instance { grid-template-columns: 1fr; }
  .instance-sector { padding-top: 0; }
}
@media (max-width: 860px) {
  .page-header-inner { padding-bottom: 3rem; }
}