/* 前世今生：地名记忆。页签、标题与图片预览复用公共组件。 */
.history-memory__layout { position: relative; display: grid; grid-template-columns: 200px minmax(0, 1fr); gap: var(--spacing-xl); align-items: start; }
.history-memory__directory-anchor { position: absolute; top: 0; left: 0; width: 1px; height: 1px; pointer-events: none; }
.history-memory__directory { min-width: 0; grid-column: 1; padding-right: var(--spacing-md); border-right: 1px solid var(--color-border); }
.history-memory__directory-title { margin: 0 0 var(--spacing-md); font-size: var(--fs-small); color: var(--color-text-secondary); }
.history-memory__tabs { --color-primary: var(--color-surface-deep); display: grid; gap: var(--spacing-xs); }
.history-memory__tabs .tab-btn { justify-content: flex-start; padding-inline: var(--spacing-md); border: 0; border-left: 2px solid transparent; border-radius: 0; color: var(--color-text-secondary); text-align: left; }
.history-memory__tabs .tab-btn[aria-selected="true"] { border-left-color: var(--color-primary); background: var(--color-primary-bg); color: var(--color-primary); font-weight: 600; }
.history-memory__panels { min-width: 0; grid-column: 2; }
.history-memory__picker { display: none; }
.history-memory__question { margin: 0 0 var(--spacing-lg); font-family: var(--font-heading); font-size: var(--fs-h3); color: var(--color-text); line-height: 1.6; }
.history-memory__copy { display: grid; min-width: 0; }
.history-memory__copy > div { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 3fr); gap: var(--spacing-xl); padding-block: var(--spacing-lg); }
.history-memory__copy > div + div { border-top: 1px solid var(--color-border); }
.history-memory__copy h4 { margin: 0; font-family: var(--font-heading); font-size: var(--fs-h3-mobile); line-height: 1.8; color: var(--color-text); }
.history-memory__copy p { margin: 0; font-size: var(--fs-body); line-height: 1.9; color: var(--color-text); }
.history-memory__copy strong { font-weight: 600; }
.history-memory__title-part { display: inline-block; }
.history-memory__position { margin: var(--spacing-md) 0; font-size: var(--fs-small); line-height: 1.8; color: var(--color-text-secondary); }
.history-memory .history-memory__changes { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: var(--spacing-lg); margin: var(--spacing-lg) 0 0; padding: var(--spacing-lg) 0; border-block: 1px solid var(--color-border); }
.history-memory__changes dt { margin-bottom: var(--spacing-sm); font-weight: 600; color: var(--color-text); }
.history-memory__changes dd { margin: 0; font-size: var(--fs-body); color: var(--color-text); line-height: 1.9; }
@media (max-width: 1000px) {
  .history-memory__layout { grid-template-columns: minmax(0, 1fr); gap: var(--spacing-lg); }
  .history-memory__directory { grid-column: 1; padding: 0; border: 0; }
  .history-memory__panels { grid-column: 1; }
  .history-memory__tabs, .history-memory__directory-title { display: none; }
  .history-memory__picker { display: flex; align-items: center; gap: var(--spacing-md); }
  .history-memory__picker label { flex-shrink: 0; font-size: var(--fs-small); color: var(--color-text-secondary); }
  .history-memory__picker select { flex: 1; min-width: 0; min-height: 48px; padding: var(--spacing-sm) var(--spacing-md); border: 1px solid var(--color-border); border-radius: var(--border-radius); background: var(--color-white); color: var(--color-text); font: inherit; cursor: pointer; }
}
@media (max-width: 767px) {
  .history-memory__copy > div { grid-template-columns: minmax(0, 1fr); gap: var(--spacing-sm); }
  .history-memory .history-memory__changes { grid-template-columns: minmax(0, 1fr); }
  .history-memory__question { font-size: var(--fs-h3-mobile); }
}

/* 当前地点的延续线索并入同一阅读模块，不重复平铺十三处。 */
.memory-focus { margin-top: var(--spacing-2xl); padding: var(--spacing-lg) 0 var(--spacing-xl); border-top: 1px solid var(--color-border); }
.memory-focus__context { display: flex; flex-wrap: wrap; align-items: baseline; gap: var(--spacing-xs) var(--spacing-sm); margin-bottom: var(--spacing-md); }
.memory-focus__eyebrow { margin: 0; color: var(--color-text-secondary); font-size: var(--fs-small); font-weight: 400; }
.memory-focus__eyebrow::after { margin-left: var(--spacing-sm); content: '·'; }
.memory-focus__place { margin: 0; font-size: var(--fs-small); }
.memory-focus__place span { color: var(--color-text); font-weight: 600; }
.memory-focus__content { display: grid; gap: var(--spacing-sm); }
.memory-focus__heading { display: flex; flex-wrap: wrap; align-items: center; gap: var(--spacing-sm) var(--spacing-md); }
.memory-focus__label { padding: 0 var(--spacing-sm); border-radius: var(--border-radius); background: var(--color-primary-bg); color: var(--color-surface-deep); font-size: var(--fs-small); line-height: 1.8; white-space: nowrap; }
.memory-focus__content h3 { margin: 0; color: var(--color-text); font-family: var(--font-body); font-size: var(--fs-h3-mobile); font-weight: 600; line-height: 1.6; }
.memory-focus__content > p { margin: 0; color: var(--color-text); font-size: var(--fs-body); line-height: 1.9; }
.memory-focus__noscript { margin: var(--spacing-md) 0 var(--spacing-xl); color: var(--color-text-secondary); line-height: 1.9; }

/* 十三处地点阅读线：用四段关系收束，不重复单篇正文。 */
.memory-route { position: relative; display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: var(--spacing-xl); margin: 0; padding: var(--spacing-lg) 0 var(--spacing-xl); list-style: none; }
.memory-route::before { position: absolute; top: calc(var(--spacing-lg) + 22px); right: calc(25% - 22px); left: 22px; height: 1px; background: color-mix(in srgb, var(--color-white) 24%, transparent); content: ''; }
.memory-route li { min-width: 0; }
.memory-route header { position: relative; display: grid; gap: var(--spacing-md); margin-bottom: var(--spacing-md); }
.memory-route__number { position: relative; z-index: 1; display: grid; width: 44px; height: 44px; place-items: center; border: 1px solid var(--color-accent); border-radius: 50%; background: var(--color-surface-deep); color: var(--color-accent); font-size: var(--fs-small); font-weight: 700; }
.memory-route h3 { margin: 0; color: var(--color-white); font-size: var(--fs-h3-mobile); line-height: 1.6; }
.memory-route__places { margin: 0 0 var(--spacing-md); color: var(--color-white); font-weight: 600; line-height: 1.9; }
.memory-route__places span { display: inline-block; white-space: nowrap; }
.memory-route__places span + span::before { margin-inline: .4em; color: var(--color-accent); content: '→'; }
.memory-route__summary { margin: 0; color: color-mix(in srgb, var(--color-white) 76%, transparent); font-size: var(--fs-small); line-height: 1.9; }
.memory-route__note { margin: 0; padding-top: var(--spacing-md); border-top: 1px solid color-mix(in srgb, var(--color-white) 18%, transparent); color: color-mix(in srgb, var(--color-white) 64%, transparent); font-size: var(--fs-small); line-height: 1.8; }
@media (max-width: 1000px) {
  .memory-route { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .memory-route::before { display: none; }
  .memory-route li { padding-top: var(--spacing-md); border-top: 1px solid color-mix(in srgb, var(--color-white) 18%, transparent); }
}
@media (max-width: 767px) {
  .memory-focus { padding-bottom: var(--spacing-lg); }
  .memory-route { grid-template-columns: minmax(0, 1fr); gap: var(--spacing-lg); padding-top: var(--spacing-md); }
  .memory-route header { grid-template-columns: 44px minmax(0, 1fr); align-items: center; gap: var(--spacing-md); }
  .memory-route__places, .memory-route__summary { padding-left: 60px; }
}