/* Public detail and list pages. */

/* Page frame */
.site-header {
  position: relative;
  color: #fff;
  background: var(--color-primary);
  border-bottom-color: rgb(255 255 255 / 18%);
}

.site-header .nav-tools {
  border-left-color: rgb(255 255 255 / 22%);
}

.subpage-main {
  min-height: 55vh;
  background: var(--color-paper);
}

.page-intro {
  padding: clamp(32px, 4vw, 52px) 0 clamp(26px, 3vw, 40px);
  color: #fff;
  background: var(--color-primary-dark);
}

.page-intro__inner {
  display: grid;
  gap: 12px;
}

.breadcrumb {
  display: flex;
  flex-wrap: wrap;
  gap: 7px;
  margin: 0;
  color: rgb(255 255 255 / 64%);
  font-size: 13px;
}

.breadcrumb a {
  color: rgb(255 255 255 / 83%);
}

.breadcrumb a:hover {
  color: var(--color-accent-soft);
}

.page-intro .eyebrow {
  margin: 0;
  color: var(--color-accent-soft);
}

.page-intro .eyebrow span {
  background: var(--color-accent-soft);
}

.page-intro h1 {
  max-width: 920px;
  margin: 0;
  font-family: var(--font-serif);
  font-size: clamp(20px, 2vw, 22px);
  font-weight: 600;
  line-height: 1.28;
  letter-spacing: 0.04em;
}

.page-intro__note {
  margin: 0;
  color: rgb(255 255 255 / 65%);
  font-size: 14px;
}

/* Content shell and secondary navigation */
.subpage-section {
  padding: clamp(30px, 4vw, 52px) 0 clamp(38px, 5vw, 64px);
}

.subpage-layout {
  display: grid;
  grid-template-columns: minmax(205px, 235px) minmax(0, 1fr);
  align-items: start;
  gap: clamp(28px, 4.5vw, 58px);
}

.sidebar {
  position: sticky;
  top: 22px;
  border-top: 2px solid var(--color-primary);
  background: var(--color-tint);
}

.sidebar-panel {
  padding: 18px 18px 17px;
}

.sidebar-label {
  margin: 0 0 7px;
  color: var(--color-accent);
  font-family: Arial, sans-serif;
  font-size: 10px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.sidebar h2 {
  margin: 0 0 18px;
  font-family: var(--font-serif);
  color: var(--color-primary);
  font-size: 20px;
  font-weight: 600;
  line-height: 1.35;
}

.sidebar-nav {
  display: grid;
  border-top: 1px solid var(--color-line);
}

.sidebar-link {
  display: flex;
  align-items: center;
  min-height: 39px;
  padding: 7px 11px;
  color: var(--color-muted);
  border-bottom: 1px solid var(--color-line);
  font-size: 15px;
  line-height: 1.45;
  transition: color 0.2s var(--ease-out), background 0.2s var(--ease-out), padding 0.2s var(--ease-out);
}

.sidebar-link::before {
  width: 0;
  content: "";
  border-top: 1px solid currentColor;
  transition: width 0.2s var(--ease-out), margin 0.2s var(--ease-out);
}

.sidebar-link:hover,
.sidebar-link.is-active {
  color: #fff;
  background: var(--color-primary);
}

.sidebar-link:hover::before,
.sidebar-link.is-active::before {
  width: 14px;
  margin-right: 8px;
}

.sidebar-link.is-active {
  font-weight: 700;
}

.sidebar-toggle {
  display: none;
}

/* Article page */
.article-panel,
.listing-panel {
  min-width: 0;
}

.article-header {
  display: grid;
  gap: 16px;
  padding-bottom: 19px;
  border-bottom: 1px solid var(--color-line);
}

.article-header h2,
.listing-header h2 {
  margin: 0;
  color: var(--color-ink);
  font-family: var(--font-serif);
  font-size: clamp(20px, 2vw, 22px);
  font-weight: 600;
  line-height: 1.38;
  letter-spacing: 0.025em;
}

.article-meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  color: var(--color-muted);
  font-family: Arial, sans-serif;
  font-size: 13px;
  letter-spacing: 0.06em;
}

.article-meta__primary {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px 20px;
}

.article-meta__primary a {
  color: var(--color-primary);
  text-decoration: underline;
  text-decoration-color: rgb(13 63 116 / 28%);
  text-underline-offset: 3px;
}

.font-controls {
  display: flex;
  align-items: center;
  gap: 5px;
}

.font-controls span {
  margin-right: 4px;
}

.font-controls button {
  min-width: 31px;
  padding: 4px 6px;
  color: var(--color-primary);
  font: inherit;
  cursor: pointer;
  background: #fff;
  border: 1px solid var(--color-line);
  transition: color 0.2s var(--ease-out), background 0.2s var(--ease-out), border-color 0.2s var(--ease-out);
}

.font-controls button:hover,
.font-controls button:focus-visible {
  color: #fff;
  background: var(--color-primary);
  border-color: var(--color-primary);
}

.legacy-article-content {
  padding: clamp(24px, 3vw, 36px) 0;
  overflow-wrap: anywhere;
  color: var(--color-text);
  font-size: 16px;
  line-height: 1.85;
}

.legacy-article-content > :first-child {
  margin-top: 0;
}

.legacy-article-content > :last-child {
  margin-bottom: 0;
}

.legacy-article-content p,
.legacy-article-content div,
.legacy-article-content li {
  max-width: 100%;
}

.legacy-article-content p {
  margin: 0 0 1.35em;
}

.legacy-article-content img {
  display: block;
  max-width: 100% !important;
  height: auto !important;
  margin: 1.5em auto;
}

.legacy-article-content table {
  display: block;
  max-width: 100%;
  margin: 1.5em 0;
  overflow-x: auto;
  border-collapse: collapse;
}

.legacy-article-content td,
.legacy-article-content th {
  padding: 8px 11px;
  border: 1px solid var(--color-line);
}

.legacy-article-content a {
  color: var(--color-primary);
  text-decoration: underline;
  text-decoration-color: rgb(13 63 116 / 35%);
  text-underline-offset: 3px;
}

.legacy-article-content a:hover {
  color: var(--color-accent);
}

.attachment-panel {
  display: grid;
  gap: 16px;
  padding: 22px;
  border: 1px solid var(--color-line);
  background: var(--color-tint);
}

.attachment-panel h3 {
  margin: 0;
  font-family: var(--font-serif);
  font-size: 20px;
}

.attachment-panel a {
  display: inline-flex;
  align-items: center;
  justify-content: space-between;
  gap: 15px;
  width: fit-content;
  max-width: 100%;
  padding: 11px 14px;
  color: #fff;
  overflow-wrap: anywhere;
  background: var(--color-primary);
}

.attachment-panel a:hover {
  background: var(--color-ink);
}

.attachment-panel figure {
  margin: 0;
}

.attachment-panel figure img {
  display: block;
  max-width: 100%;
  height: auto;
  border: 1px solid var(--color-line);
}

/* Listing page */
.listing-header {
  display: grid;
  gap: 12px;
  margin-bottom: 24px;
}

.listing-header p {
  margin: 0;
  color: var(--color-muted);
  font-size: 14px;
}

.content-list {
  border-top: 1px solid var(--color-line);
}

.content-list__item {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 12px 32px;
  padding: 23px 0;
  border-bottom: 1px solid var(--color-line);
}

.content-list__item:hover h3 {
  color: var(--color-primary);
}

.content-list__item h3 {
  margin: 0;
  color: var(--color-ink);
  font-family: var(--font-serif);
  font-size: clamp(17px, 1.6vw, 18px);
  font-weight: 600;
  line-height: 1.48;
  transition: color 0.2s var(--ease-out);
}

.content-list__item h3 a::after {
  margin-left: 9px;
  color: var(--color-accent);
  content: "→";
  font-family: Arial, sans-serif;
  font-size: 16px;
}

.content-list__date {
  align-self: start;
  color: var(--color-muted);
  font-family: Arial, sans-serif;
  font-size: 13px;
  letter-spacing: 0.08em;
  white-space: nowrap;
}

.content-list__summary {
  grid-column: 1 / -1;
  margin: 0;
  color: var(--color-muted);
  font-size: 15px;
  line-height: 1.8;
}

.pagination {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  margin-top: 32px;
}

.pagination a,
.pagination span {
  min-width: 38px;
  padding: 8px 10px;
  text-align: center;
  border: 1px solid var(--color-line);
  font-family: Arial, sans-serif;
  font-size: 12px;
}

.pagination a:hover {
  color: #fff;
  background: var(--color-primary);
  border-color: var(--color-primary);
}

.pagination .is-current {
  color: #fff;
  background: var(--color-primary);
  border-color: var(--color-primary);
}

.pagination__summary {
  margin-left: 8px;
  color: var(--color-muted);
  border: 0 !important;
}

.empty-state {
  margin: 0;
  padding: 36px 0;
  color: var(--color-muted);
  border-top: 1px solid var(--color-line);
  border-bottom: 1px solid var(--color-line);
}

/* Picture channel */
.picture-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 22px;
}

.picture-card {
  min-width: 0;
  background: #fff;
  border: 1px solid var(--color-line);
  transition: border-color 0.25s var(--ease-out), box-shadow 0.25s var(--ease-out), transform 0.25s var(--ease-out);
}

.picture-card:hover,
.picture-card.is-selected {
  border-color: rgb(13 63 116 / 48%);
  box-shadow: var(--shadow-soft);
  transform: translateY(-3px);
}

.picture-card__image {
  position: relative;
  display: block;
  aspect-ratio: 4 / 3;
  overflow: hidden;
  background: var(--color-tint);
}

.picture-card__image img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.35s var(--ease-out);
}

.picture-card:hover .picture-card__image img {
  transform: scale(1.035);
}

.picture-card__placeholder {
  display: grid;
  place-items: center;
  height: 100%;
  padding: 18px;
  color: var(--color-muted);
  text-align: center;
  font-size: 13px;
}

.picture-card__body {
  display: grid;
  gap: 8px;
  min-height: 104px;
  padding: 15px 17px 17px;
}

.picture-card__body time {
  color: var(--color-muted);
  font-family: Arial, sans-serif;
  font-size: 13px;
  letter-spacing: 0.08em;
}

.picture-card__body h3 {
  margin: 0;
  font-family: var(--font-serif);
  font-size: 17px;
  font-weight: 600;
  line-height: 1.55;
}

/* Responsive */
@media (max-width: 900px) {
  .subpage-layout {
    grid-template-columns: 1fr;
    gap: 34px;
  }

  .sidebar {
    position: relative;
    top: auto;
  }

  .sidebar-toggle {
    display: flex;
    align-items: center;
    justify-content: space-between;
    width: 100%;
    padding: 15px 18px;
    color: var(--color-ink);
    font: inherit;
    font-weight: 700;
    cursor: pointer;
    background: var(--color-tint);
    border: 0;
  }

  .sidebar-toggle span:last-child {
    color: var(--color-accent);
    font-size: 22px;
    font-weight: 400;
    line-height: 1;
    transition: transform 0.2s var(--ease-out);
  }

  .sidebar-panel {
    display: none;
  }

  .sidebar.is-open .sidebar-panel {
    display: block;
  }

  .sidebar.is-open .sidebar-toggle span:last-child {
    transform: rotate(45deg);
  }

  .picture-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 600px) {
  .page-intro {
    padding-top: 38px;
  }

  .page-intro h1 {
    font-size: 22px;
  }

  .article-header {
    gap: 17px;
    padding-bottom: 21px;
  }

  .article-header h2,
  .listing-header h2 {
    font-size: 22px;
  }

  .article-meta {
    align-items: flex-start;
    flex-direction: column;
  }

  .legacy-article-content {
    padding: 27px 0;
    font-size: 16px;
    line-height: 1.9;
  }

  .attachment-panel {
    padding: 18px;
  }

  .content-list__item {
    grid-template-columns: 1fr;
    gap: 8px;
    padding: 19px 0;
  }

  .content-list__date {
    grid-row: 1;
  }

  .content-list__item h3 {
    grid-row: 2;
  }

  .content-list__summary {
    grid-row: 3;
  }

  .pagination__summary {
    width: 100%;
    margin: 6px 0 0;
    padding-left: 0;
    text-align: left;
  }

  .picture-grid {
    grid-template-columns: 1fr;
    gap: 17px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .sidebar-link,
  .font-controls button,
  .content-list__item h3,
  .picture-card,
  .picture-card__image img,
  .sidebar-toggle span:last-child {
    transition: none;
  }
}