.blog-overline {
  display: block;
  color: var(--blog-muted);
  font: 11px/1.5 system-ui, sans-serif;
  letter-spacing: .14em;
}

article.md-text.content:has(> .blog-bookmark) {
  overflow: visible;
  overflow: clip;
}

.blog-bookmark {
  position: sticky;
  top: 12px;
  z-index: 2;
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 10px 12px;
  margin: 0 0 24px;
  border: 1px solid var(--blog-line);
  border-radius: 8px;
  background: color-mix(in srgb, var(--blog-reading-paper) 96%, transparent);
  backdrop-filter: blur(12px);
  color: var(--blog-muted);
  font-size: 12px;
}

.blog-bookmark-caption {
  display: flex;
  align-items: center;
  gap: 10px;
  flex: 1;
  min-width: 0;
}

.blog-bookmark-caption svg {
  flex: 0 0 17px;
  width: 17px;
  height: 21px;
  fill: none;
  stroke: var(--theme);
  stroke-width: 1.5;
}

.blog-bookmark-caption > span {
  display: grid;
  gap: 2px;
  min-width: 0;
}

.blog-bookmark-caption strong {
  color: var(--text);
  font-size: 12px;
  font-weight: 500;
}

.blog-bookmark-status {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  font-size: 11px;
}

.blog-bookmark-actions {
  display: flex;
  align-items: center;
  gap: 4px;
}

.blog-bookmark button {
  min-height: 36px;
  padding: 6px 8px;
  border: 0;
  border-radius: 5px;
  color: var(--blog-muted);
  background: transparent;
  font: inherit;
  white-space: nowrap;
  cursor: pointer;
}

.blog-bookmark .blog-bookmark-save {
  color: var(--text);
  background: color-mix(in srgb, var(--theme) 8%, transparent);
}

.blog-bookmark .blog-bookmark-go {
  color: var(--link);
}

.blog-bookmark .blog-bookmark-clear {
  width: 28px;
  padding-inline: 0;
  font: 18px system-ui, sans-serif;
}

.blog-bookmark button:hover {
  background: color-mix(in srgb, var(--theme) 14%, transparent);
}

article.md-text.content [data-blog-paragraph-key] {
  scroll-margin-top: 100px;
}

.blog-paragraph-target {
  animation: blog-paragraph-arrival 1.8s ease-out;
  border-radius: 4px;
}

@keyframes blog-paragraph-arrival {
  0%, 100% { background-color: transparent; }
  35% { background-color: color-mix(in srgb, var(--theme) 14%, transparent); }
}

.blog-link-preview {
  position: fixed;
  z-index: 1100;
  box-sizing: border-box;
  width: min(320px, calc(100vw - 24px));
  padding: 18px 20px;
  border: 1px solid var(--blog-line);
  border-radius: 10px;
  background: var(--blog-reading-paper);
  box-shadow: 0 10px 28px rgb(0 0 0 / 10%);
  color: var(--text);
  opacity: 0;
  transform: translateY(4px);
  transition: opacity .16s ease, transform .16s ease;
  pointer-events: none;
}

.blog-link-preview::before {
  content: '';
  position: absolute;
  inset: 16px auto 16px 0;
  width: 2px;
  background: var(--theme);
  opacity: .6;
}

.blog-link-preview.is-visible {
  opacity: 1;
  transform: none;
}

.blog-preview-title {
  display: block;
  margin-top: 8px;
  font-size: 17px;
  font-weight: 500;
  line-height: 1.5;
}

.blog-preview-summary {
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
  margin: 8px 0 12px;
  font-size: 13px;
  line-height: 1.7;
  color: var(--blog-muted);
}

.blog-preview-meta {
  font-size: 11px;
  color: var(--blog-muted);
}

.blog-reading-routes {
  padding: 24px 4px;
  margin-block: 24px;
  border-block-start: 1px solid var(--blog-line);
}

.blog-reading-routes h2 {
  margin: 6px 0 18px;
  font-size: 20px;
  font-weight: 500;
  color: var(--text);
}

.blog-route-options {
  display: grid;
  gap: 0;
}

.blog-route-options a {
  display: flex;
  align-items: center;
  gap: 16px;
  min-height: 72px;
  padding: 14px 12px;
  border-bottom: 1px dashed var(--blog-line);
  color: var(--blog-muted);
  text-decoration: none;
  transition: background-color .2s ease;
}

.blog-route-options a:hover {
  background: var(--blog-card);
}

.blog-route-number {
  flex: 0 0 28px;
  align-self: flex-start;
  padding-top: 4px;
  font: 12px system-ui, sans-serif;
  color: var(--theme);
}

.blog-route-detail {
  flex: 1;
  min-width: 0;
  display: grid;
  gap: 5px;
}

.blog-route-label,
.blog-route-reason {
  font-size: 12px;
}

.blog-route-detail strong {
  font-size: 17px;
  font-weight: 500;
  line-height: 1.5;
  color: var(--text);
}

.site-main:has(#blog-article-map) .article.banner.top .content {
  min-height: 0;
}

.site-main:has(#blog-article-map) .article.banner.top .meta-row {
  display: none;
}

.site-main:has(#blog-article-map) .article.banner.top .bottom {
  margin-top: 0;
  padding-top: 0;
}

.md-text .blog-map-intro h2 {
  margin: 8px 0;
  padding: 0;
  font-size: 26px;
  font-weight: 500;
}

.md-text .blog-map-intro p {
  margin: 0 0 24px;
  color: var(--blog-muted);
  font-size: 14px;
}

.blog-map-toolbar {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 20px;
  padding-bottom: 18px;
}

.blog-map-search {
  flex: 1;
  min-width: 0;
  display: grid;
  gap: 6px;
  color: var(--blog-muted);
  font-size: 12px;
}

.blog-map-search input {
  width: 100%;
  box-sizing: border-box;
  min-height: 40px;
  padding-inline: 0;
  border: 0;
  border-bottom: 1px solid var(--blog-line);
  border-radius: 0;
  background: transparent;
  color: var(--text);
  font: inherit;
  font-size: 14px;
}

.blog-map-view {
  display: flex;
  flex-shrink: 0;
  gap: 2px;
  padding: 3px;
  border: 1px solid var(--blog-line);
  border-radius: 7px;
}

.blog-map-view button,
.blog-map-filters button,
.blog-map-expand,
.blog-map-empty button {
  min-height: 36px;
  border: 0;
  border-radius: 4px;
  padding: 6px 10px;
  color: var(--blog-muted);
  background: transparent;
  font: inherit;
  font-size: 12px;
  cursor: pointer;
}

.blog-map-view button[aria-pressed="true"] {
  color: var(--text);
  background: color-mix(in srgb, var(--theme) 10%, transparent);
}

.blog-map-filters {
  display: flex;
  flex-wrap: wrap;
  gap: 4px 8px;
  padding-block: 4px 14px;
  border-bottom: 1px solid var(--blog-line);
}

.blog-map-filters button {
  border-radius: 0;
  padding-inline: 2px;
  margin-right: 8px;
  border-bottom: 2px solid transparent;
}

.blog-map-filters button[aria-pressed="true"] {
  color: var(--text);
  border-bottom-color: var(--theme);
}

.blog-map-summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-block: 16px 20px;
}

.md-text .blog-map-count,
.md-text .blog-map-hint {
  margin: 0;
  color: var(--blog-muted);
  font-size: 12px;
}

.blog-map-legend {
  flex-shrink: 0;
  color: var(--blog-muted);
  font-size: 11px;
}

.blog-map-legend span {
  margin-inline: 8px 3px;
  color: var(--theme);
}

.blog-map-canvas {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  align-items: start;
  gap: 24px;
}

.blog-map-route {
  min-width: 0;
  padding: 18px 16px 12px;
  border: 1px solid var(--blog-line);
  border-radius: 7px;
  background: color-mix(in srgb, var(--blog-card) 45%, transparent);
  scroll-margin-top: 24px;
}

.blog-map-route-header {
  display: flex;
  align-items: center;
  gap: 12px;
  padding-bottom: 16px;
}

.blog-map-route-number {
  flex: 0 0 26px;
  color: var(--theme);
  font: 15px/1 system-ui, sans-serif;
  font-variant-numeric: tabular-nums;
}

.blog-map-route-header > div {
  flex: 1;
  min-width: 0;
}

.md-text .blog-map-route-header h3 {
  margin: 0 0 4px;
  padding: 0;
  color: var(--text);
  font-size: 18px;
  font-weight: 500;
  line-height: 1.4;
}

.blog-map-route-topics {
  display: block;
  overflow: hidden;
  color: var(--blog-muted);
  font-size: 10px;
  white-space: nowrap;
  text-overflow: ellipsis;
}

.blog-map-route-total {
  align-self: flex-start;
  padding-top: 2px;
  flex-shrink: 0;
  color: var(--blog-muted);
  font-size: 11px;
}

.md-text .blog-map-stations {
  position: relative;
  padding: 0 0 0 13px;
  margin: 0 0 0 11px;
  border-left: 1px solid color-mix(in srgb, var(--theme) 24%, var(--blog-line));
  list-style: none;
}

.md-text .blog-map-stations li {
  margin: 0;
  padding: 0;
}

.md-text .blog-map-node {
  position: relative;
  display: grid;
  gap: 5px;
  padding: 10px 20px 12px 6px;
  color: var(--text);
  border-radius: 4px;
  text-decoration: none;
  transition: background-color .18s ease;
}

.blog-map-node::before {
  content: '';
  position: absolute;
  left: -18px;
  top: 18px;
  width: 7px;
  height: 7px;
  border: 1px solid var(--theme);
  border-radius: 50%;
  background: var(--blog-reading-paper);
}

.blog-map-node.is-read::before {
  background: var(--theme);
}

.blog-map-node:hover,
.blog-map-node:focus-visible {
  background: color-mix(in srgb, var(--theme) 7%, transparent);
}

.blog-map-node-title {
  display: -webkit-box;
  overflow: hidden;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 2;
  font-size: 15px;
  line-height: 1.6;
  overflow-wrap: anywhere;
}

.blog-map-node-meta {
  color: var(--blog-muted);
  font-size: 10px;
  line-height: 1.6;
}

.blog-map-node-arrow {
  position: absolute;
  top: 12px;
  right: 4px;
  color: var(--blog-muted);
  opacity: .5;
  transition: color .18s ease, transform .18s ease;
}

.blog-map-node:hover .blog-map-node-arrow {
  color: var(--theme);
  transform: translate(1px, -1px);
}

.blog-map-expand {
  display: block;
  width: calc(100% - 30px);
  margin: 10px 0 0 30px;
  padding-left: 6px;
  text-align: left;
  color: var(--link);
}

.blog-map-expand:hover {
  background: color-mix(in srgb, var(--theme) 7%, transparent);
}

.blog-map-canvas.is-single-route {
  grid-template-columns: minmax(0, 1fr);
}

.blog-map-canvas.is-single-route .blog-map-stations {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0 28px;
}

.blog-map-empty {
  padding: 40px 0;
  text-align: center;
  color: var(--blog-muted);
}

.md-text .blog-map-empty p {
  margin: 0 0 8px;
}

.blog-map-empty button {
  color: var(--link);
}

.md-text .blog-map-list {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0 24px;
  list-style: none;
  padding: 0;
  margin: 0;
}

.md-text .blog-map-list li {
  margin: 0;
  padding: 0;
}

.md-text .blog-map-list a {
  position: relative;
  display: grid;
  gap: 6px;
  padding: 14px 0;
  border-bottom: 1px dashed var(--blog-line);
  text-decoration: none;
  color: var(--text);
  font-size: 15px;
}

.blog-map-entry-title {
  line-height: 1.6;
  overflow-wrap: anywhere;
}

.blog-map-entry-meta,
.blog-map-read {
  font-size: 11px;
  color: var(--blog-muted);
}

.blog-map-read {
  color: var(--theme);
}

.blog-map-list .blog-map-read {
  position: absolute;
  right: 0;
  bottom: 14px;
}

:is(.blog-bookmark, .blog-map-toolbar, .blog-map-filters, .blog-map-empty) :is(button, input):focus-visible,
.blog-route-options a:focus-visible,
.blog-map-expand:focus-visible,
.blog-map-node:focus-visible,
.blog-map-list a:focus-visible {
  outline: 2px solid var(--theme);
  outline-offset: 3px;
}

:is(.blog-bookmark button, .blog-map-canvas, .blog-map-route, .blog-map-expand, .blog-map-empty, .blog-map-results, .blog-map-legend, .blog-map-stations li, .blog-map-list li)[hidden] {
  display: none !important;
}

@media (min-width: 769px) {
  .site-shell:has(#blog-article-map) .site-workspace {
    grid-template-columns: var(--shell-left-reserve) minmax(0, 1fr);
  }

  .site-shell:has(#blog-article-map) .site-main {
    width: 100%;
    max-width: 800px;
    margin-inline: 0;
  }
}

@media (max-width: 768px) {
  .blog-bookmark {
    top: 8px;
    gap: 6px;
    padding: 7px 8px;
    font-size: 11px;
  }

  .blog-bookmark-caption {
    gap: 6px;
  }

  .blog-bookmark-caption svg {
    flex-basis: 14px;
    width: 14px;
  }

  .blog-bookmark-status {
    font-size: 10px;
  }

  .blog-bookmark-actions {
    gap: 0;
  }

  .blog-bookmark button {
    min-height: 44px;
    padding-inline: 6px;
  }

  .blog-map-view button,
  .blog-map-filters button,
  .blog-map-expand,
  .blog-map-empty button {
    min-height: 44px;
  }

  .md-text .blog-map-intro h2 {
    font-size: 22px;
  }

  .blog-map-toolbar {
    flex-wrap: wrap;
    gap: 14px;
  }

  .blog-map-search {
    flex-basis: 100%;
  }

  .blog-map-summary {
    gap: 6px;
  }

  .blog-map-canvas {
    grid-template-columns: 1fr;
    gap: 16px;
  }

  .blog-map-canvas.is-single-route .blog-map-stations,
  .md-text .blog-map-list {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 360px) {
  .blog-bookmark-go span {
    display: none;
  }

  .blog-map-legend {
    font-size: 10px;
  }

  .blog-map-legend span {
    margin-left: 4px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .blog-paragraph-target {
    animation: none;
    outline: 1px solid var(--theme);
    outline-offset: 4px;
  }

  .blog-link-preview,
  .blog-route-options a,
  .blog-map-node,
  .blog-map-node-arrow {
    transition: none;
    transform: none;
  }
}