/* V9 — prominent perspective switch, unified cards, entry-first work pages. */

.collection-nav {
  display: flex;
  justify-content: center;
  padding: clamp(22px, 3.2vw, 42px) var(--page-pad);
  border-bottom: 1px solid rgba(134,125,107,.25);
}

.collection-nav .view-switch {
  display: grid;
  width: min(620px, 100%);
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 5px;
  padding: 5px;
  border: 1px solid rgba(134,125,107,.38);
  border-radius: 16px;
  background: rgba(255,253,248,.58);
  box-shadow: 0 12px 34px rgba(74,61,45,.055);
}

.collection-nav .view-switch button {
  min-height: 68px;
  padding: 10px 20px;
  border: 0;
  border-radius: 11px;
  color: var(--ash);
  background: transparent;
  text-align: center;
  transition: color 220ms ease, background 220ms ease, box-shadow 220ms ease;
}

.collection-nav .view-switch button.is-active {
  color: var(--ink);
  background: rgba(228,221,208,.82);
  box-shadow: 0 4px 18px rgba(59,47,32,.08);
}

.collection-nav .view-switch span {
  display: block;
  font-family: var(--serif);
  font-size: 18px;
  font-weight: 600;
  letter-spacing: .08em;
}

.collection-nav .view-switch small {
  display: block;
  margin-top: 3px;
  font-family: var(--sans);
  font-size: 10px;
  font-style: normal;
  letter-spacing: .14em;
}

.collection-nav .switch-indicator { display: none; }

/* Apple News-like: cover and copy live in one outer rounded card. */
.work-card__button,
.specimen.work-card__button {
  overflow: hidden;
  height: 100%;
  border: 1px solid rgba(134,125,107,.24);
  border-radius: 14px;
  background: rgba(250,247,241,.7);
  box-shadow: 0 13px 34px rgba(58,46,31,.065);
  transition: transform 280ms var(--expo), box-shadow 280ms ease, border-color 280ms ease;
}

.work-card__button:hover,
.work-card__button:focus-visible,
.specimen.work-card__button:hover,
.specimen.work-card__button:focus-visible {
  border: 1px solid rgba(190,112,121,.42);
  box-shadow: 0 18px 44px rgba(58,46,31,.1);
  transform: translateY(-3px);
}

.work-card__media { border-radius: 0; }

.work-card__caption {
  min-height: 128px;
  padding: 16px 42px 20px 18px;
  border: 0;
}

.work-card__meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 7px 10px;
}

.work-card__series,
.work-card__topic {
  font-family: var(--sans);
  font-size: 10px;
  font-style: normal;
  font-weight: 500;
  letter-spacing: .08em;
}

.work-card__series { color: var(--pink-ink); }
.work-card__topic {
  padding-left: 10px;
  border-left: 1px solid rgba(134,125,107,.38);
  color: var(--ash);
}

.work-card__caption h3 {
  margin-top: 12px;
  font-size: clamp(18px, 1.65vw, 24px);
  line-height: 1.45;
}

.work-card__arrow { right: 17px; bottom: 19px; }

/* Cross-branch relations are dormant until a relevant branch is selected. */
.root-path--relation {
  fill: none;
  opacity: 0;
  pointer-events: none;
}

.root-path--relation.root-path--under { stroke-width: 3.2; }
.root-path--relation.root-path--line {
  stroke: var(--pink-ink);
  stroke-width: 1;
  stroke-dasharray: 3 7;
}

.root-path--relation.is-active.root-path--under {
  opacity: .13;
  stroke: var(--pink-soft);
}

.root-path--relation.is-active.root-path--line { opacity: .62; }

/* Work detail is a directory, not the manuscript itself. */
.reader-content {
  width: min(1080px, calc(100% - 48px));
  max-width: 1080px;
  padding: clamp(30px, 4vw, 54px) 0 80px;
}

.work-entry__hero {
  display: grid;
  grid-template-columns: minmax(0, 1.15fr) minmax(300px, .85fr);
  align-items: center;
  gap: clamp(34px, 5vw, 66px);
  padding-bottom: clamp(38px, 5vw, 62px);
}

.work-entry__cover .reader-cover {
  width: 100%;
  aspect-ratio: 16 / 9;
  border-radius: 9px;
  box-shadow: 0 16px 38px rgba(52,42,29,.08);
}

.work-entry__intro h2 {
  max-width: 480px;
  margin: 17px 0 0;
  font-size: clamp(30px, 3.4vw, 44px);
  line-height: 1.28;
  text-wrap: pretty;
}

.work-entry__intro .reader-root-list {
  margin: 22px 0 0;
  padding: 0;
  border: 0;
}

.work-entry__intro .reader-lead {
  max-width: 460px;
  margin-top: 22px;
  padding-left: 14px;
  border-left: 2px solid var(--pink-ink);
  font-size: 14px;
  line-height: 1.9;
}

.work-entry__directory {
  border-top: 1px solid rgba(134,125,107,.3);
}

.entry-destination {
  display: grid;
  grid-template-columns: minmax(180px, .34fr) minmax(0, 1fr);
  gap: clamp(28px, 5vw, 72px);
  padding: 34px 0;
  border-bottom: 1px solid rgba(134,125,107,.3);
}

.entry-destination header span,
.work-entry__about > span {
  color: var(--pink-ink);
  font-family: var(--sans);
  font-size: 9px;
  font-weight: 500;
  letter-spacing: .15em;
}

.entry-destination header h3 {
  margin: 7px 0 0;
  font-family: var(--serif);
  font-size: 24px;
  font-weight: 500;
}

.entry-links {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
}

.entry-links button,
.entry-destination .reader-related-card {
  min-height: 74px;
  padding: 15px 17px;
  border: 1px solid rgba(134,125,107,.26);
  border-radius: 9px;
  background: rgba(255,253,248,.48);
  text-align: left;
}

.entry-links button {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.entry-links strong { font-family: var(--serif); font-size: 15px; font-weight: 500; }
.entry-links small { color: var(--ash); font-size: 9px; }

.entry-destination .reader-related-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 10px;
}

.entry-destination .reader-related-card {
  position: relative;
  display: block;
}

.entry-destination .reader-related-card span {
  color: var(--pink-ink);
  font-family: var(--sans);
  font-size: 9px;
  letter-spacing: .08em;
}

.entry-destination .reader-related-card strong {
  display: block;
  margin-top: 8px;
  padding-right: 18px;
  font-family: var(--serif);
  font-size: 13px;
  font-weight: 500;
  line-height: 1.55;
}

.entry-destination .reader-related-card i {
  position: absolute;
  right: 14px;
  bottom: 13px;
}

.work-entry__about {
  display: grid;
  grid-template-columns: minmax(180px, .34fr) minmax(0, 1fr);
  gap: clamp(28px, 5vw, 72px);
  padding: 44px 0 10px;
}

.work-entry__about div { max-width: 680px; }
.work-entry__about p { margin: 0 0 13px; color: var(--ink-soft); font-size: 14px; line-height: 1.9; }

@media (max-width: 820px) {
  .collection-nav .view-switch button { min-height: 60px; }
  .work-entry__hero { grid-template-columns: 1fr; gap: 28px; }
  .work-entry__intro h2 { font-size: clamp(31px, 8vw, 44px); }
  .entry-destination,
  .work-entry__about { grid-template-columns: 1fr; gap: 20px; }
  .entry-destination .reader-related-grid { grid-template-columns: 1fr; }
}

@media (max-width: 520px) {
  .collection-nav { padding-inline: 14px; }
  .collection-nav .view-switch span { font-size: 16px; }
  .collection-nav .view-switch small { font-size: 9px; }
  .reader-content { width: calc(100% - 32px); }
  .entry-links { grid-template-columns: 1fr; }
  .work-card__caption { min-height: 122px; }
}