:root {
  --bg: #f5f1e8;
  --panel: rgba(255,255,255,.92);
  --line: rgba(56, 53, 45, .14);
  --line-strong: rgba(56, 53, 45, .24);
  --text: #2f312c;
  --muted: #686b61;
  --accent: #9b5b3d;
  --accent-2: #657d57;
  --accent-3: #d3a248;
  --shadow: 0 20px 42px rgba(56,53,45,.08);
  --radius: 22px;
  --max: 1280px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  color: var(--text);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
  line-height: 1.68;
  background:
    linear-gradient(90deg, rgba(101,125,87,.06) 1px, transparent 1px),
    linear-gradient(rgba(155,91,61,.04) 1px, transparent 1px),
    linear-gradient(180deg, #fbf8f2 0%, #f5f1e8 100%);
  background-size: 26px 26px, 26px 26px, auto;
}
body.nav-open { overflow: hidden; }
a { color: inherit; text-decoration: none; transition: .22s ease; }
img { display: block; width: 100%; max-width: 100%; }
button, input, textarea { font: inherit; }
button { border: 0; }

.ledger-shell { width: min(var(--max), calc(100% - 40px)); margin: 0 auto; }
.ledger-compact { width: min(1040px, calc(100% - 40px)); margin: 0 auto; }

.ledger-header {
  position: sticky;
  top: 0;
  z-index: 40;
  border-bottom: 1px solid var(--line);
  background: rgba(245,241,232,.94);
  backdrop-filter: blur(12px);
}
.ledger-header-bar {
  min-height: 54px;
  display: flex;
  align-items: center;
  gap: 18px;
}
.ledger-brand {
  display: inline-flex;
  align-items: center;
  min-height: 40px;
  padding: 0 16px;
  border: 1px solid var(--line-strong);
  background: rgba(255,255,255,.86);
  font-size: .92rem;
  font-weight: 900;
  letter-spacing: .14em;
  text-transform: uppercase;
}
.ledger-nav { margin-left: auto; }
.ledger-menu { display: flex; gap: 8px; list-style: none; margin: 0; padding: 0; }
.nav-link {
  display: inline-flex;
  align-items: center;
  min-height: 36px;
  padding: 0 12px;
  border: 1px solid transparent;
  color: var(--muted);
  font-size: .82rem;
  font-weight: 800;
  letter-spacing: .08em;
  text-transform: uppercase;
}
.nav-link:hover,
.nav-link.is-active {
  color: var(--accent);
  border-color: rgba(155,91,61,.24);
  background: rgba(155,91,61,.08);
}
.menu-toggle {
  display: none;
  width: 40px;
  height: 40px;
  margin-left: auto;
  padding: 0;
  border: 1px solid var(--line);
  background: rgba(255,255,255,.84);
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 4px;
  cursor: pointer;
}
.menu-toggle span {
  width: 18px;
  height: 2px;
  background: var(--text);
  transition: .22s ease;
}
.menu-toggle.is-open span:nth-child(1) { transform: translateY(6px) rotate(45deg); }
.menu-toggle.is-open span:nth-child(2) { opacity: 0; }
.menu-toggle.is-open span:nth-child(3) { transform: translateY(-6px) rotate(-45deg); }

main { padding: 28px 0 86px; }
.ledger-page-shell { padding-top: 24px; }
.ledger-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 320px;
  gap: 30px;
  align-items: start;
}
.ledger-main, .ledger-aside { min-width: 0; }
.ledger-panel,
.ledger-profile,
.ledger-report,
.ledger-side-card,
.ledger-single,
.ledger-card,
.ledger-switch-card {
  border: 1px solid var(--line);
  background: var(--panel);
  box-shadow: var(--shadow);
  border-radius: var(--radius);
}
.ledger-panel,
.ledger-profile,
.ledger-report,
.ledger-single { padding: 28px; }
.ledger-block + .ledger-block { margin-top: 40px; }
.ledger-head,
.ledger-page-head {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 18px;
  margin-bottom: 22px;
  padding-bottom: 14px;
  border-bottom: 1px solid var(--line-strong);
}
.ledger-head.is-tight { margin-bottom: 18px; }
.ledger-kicker {
  margin: 0 0 10px;
  color: var(--accent);
  font-size: .74rem;
  font-weight: 900;
  letter-spacing: .18em;
  text-transform: uppercase;
}
.ledger-head h1,
.ledger-head h2,
.ledger-page-head h1,
.ledger-page-head h2,
.ledger-report-head h1,
.ledger-profile-top h1 {
  margin: 0;
  font-weight: 900;
  line-height: 1.08;
  letter-spacing: -.04em;
}
.ledger-page-head h1,
.ledger-report-head h1 { font-size: clamp(2rem, 3vw, 2.9rem); }
.ledger-head h2,
.ledger-page-head h2 { font-size: clamp(1.34rem, 2.1vw, 1.82rem); }

.ledger-crumbs {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 20px;
  color: var(--muted);
  font-size: .82rem;
  font-weight: 800;
  letter-spacing: .08em;
  text-transform: uppercase;
}

.ledger-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}
.ledger-tags a {
  display: inline-flex;
  align-items: center;
  min-height: 30px;
  padding: 0 10px;
  border: 1px solid rgba(155,91,61,.22);
  color: var(--accent);
  background: rgba(155,91,61,.08);
  font-size: .72rem;
  font-weight: 800;
  letter-spacing: .08em;
  text-transform: uppercase;
}
.ledger-tags a:hover {
  color: #fff;
  background: var(--accent);
  border-color: var(--accent);
}
.ledger-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 16px;
  color: var(--muted);
  font-size: .78rem;
  font-weight: 800;
  letter-spacing: .08em;
  text-transform: uppercase;
}
.ledger-byline {
  color: var(--accent);
  font-weight: 900;
}
.ledger-index {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 30px;
  width: fit-content;
  padding: 0 10px;
  background: rgba(101,125,87,.12);
  color: var(--accent-2);
  font-size: .74rem;
  font-weight: 900;
  letter-spacing: .14em;
  text-transform: uppercase;
}

.ledger-showcase {
  display: block;
}
.ledger-category-item,
.ledger-related-item,
.ledger-timeline-item {
  border: 1px solid var(--line);
  background: rgba(255,255,255,.8);
}
.ledger-showcase-grid {
  display: grid;
  grid-template-columns: repeat(12, minmax(0, 1fr));
  gap: 16px;
}
.ledger-showcase-card {
  overflow: hidden;
  display: flex;
  flex-direction: column;
  min-width: 0;
  border: 1px solid var(--line);
  background: rgba(255,255,255,.84);
  box-shadow: var(--shadow);
  border-radius: 22px;
}
.ledger-showcase-card.is-lead {
  grid-column: span 6;
  grid-row: span 2;
}
.ledger-showcase-card.is-support {
  grid-column: span 3;
}
.ledger-showcase-media {
  display: block;
  background: #ddd6c8;
  aspect-ratio: 4 / 3;
}
.ledger-showcase-card.is-lead .ledger-showcase-media {
  aspect-ratio: 4 / 3.15;
}
.ledger-showcase-media img {
  height: 100%;
  object-fit: cover;
  transition: transform .35s ease;
}
.ledger-showcase-copy {
  display: grid;
  gap: 12px;
  padding: 18px;
}
.ledger-showcase-top {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 12px;
}
.ledger-showcase-copy h2,
.ledger-showcase-copy h3,
.ledger-card-copy h2,
.ledger-card-copy h3,
.ledger-timeline-item h2,
.ledger-switch-card strong,
.ledger-related-item h3 {
  margin: 0;
  font-weight: 900;
  line-height: 1.14;
  letter-spacing: -.04em;
}
.ledger-showcase-copy h2 { font-size: clamp(1.9rem, 3vw, 2.7rem); }
.ledger-showcase-copy h3 { font-size: 1.08rem; }
.ledger-showcase-copy p,
.ledger-card-copy p,
.ledger-author-panel p:last-child,
.ledger-editor p {
  margin: 0;
  color: var(--muted);
  line-height: 1.72;
}

.ledger-category-board {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 14px;
}
.ledger-category-item {
  display: grid;
  gap: 12px;
  min-height: 120px;
  padding: 18px;
  border-radius: 18px;
}
.ledger-category-item:nth-child(4n + 1) { background: linear-gradient(180deg, rgba(255,255,255,.96), rgba(155,91,61,.12)); }
.ledger-category-item:nth-child(4n + 2) { background: linear-gradient(180deg, rgba(255,255,255,.96), rgba(101,125,87,.12)); }
.ledger-category-item:nth-child(4n + 3) { background: linear-gradient(180deg, rgba(255,255,255,.96), rgba(211,162,72,.16)); }
.ledger-category-item:nth-child(4n + 4) { background: linear-gradient(180deg, rgba(255,255,255,.96), rgba(221,214,200,.4)); }
.ledger-category-item span {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 30px;
  width: fit-content;
  padding: 0 10px;
  background: rgba(101,125,87,.12);
  color: var(--accent-2);
  font-size: .74rem;
  font-weight: 900;
  letter-spacing: .14em;
  text-transform: uppercase;
}
.ledger-category-item strong { font-size: 1rem; line-height: 1.3; }

.ledger-card-grid,
.ledger-archive-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
}
.ledger-archive-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.ledger-card {
  overflow: hidden;
  display: flex;
  flex-direction: column;
}
.ledger-card-media {
  display: block;
  aspect-ratio: 4 / 3;
  background: #ddd6c8;
}
.ledger-card-media img {
  height: 100%;
  object-fit: cover;
  transition: transform .35s ease;
}
.ledger-card-copy {
  display: grid;
  gap: 12px;
  padding: 18px;
}
.ledger-card-copy h2,
.ledger-card-copy h3 { font-size: 1.2rem; }

.ledger-side {
  position: sticky;
  top: 78px;
  display: grid;
  gap: 18px;
}
.ledger-side-card { padding: 22px; }
.ledger-side-head {
  margin-bottom: 16px;
  padding-bottom: 12px;
  border-bottom: 1px dashed var(--line-strong);
}
.ledger-side-head h2 {
  margin: 0;
  font-size: 1rem;
  font-weight: 900;
}
.ledger-editor {
  display: grid;
  grid-template-columns: 76px minmax(0, 1fr);
  gap: 14px;
  align-items: center;
}
.ledger-editor img {
  width: 76px;
  height: 76px;
  object-fit: cover;
}
.ledger-editor strong {
  display: block;
  margin-bottom: 6px;
}
.ledger-side-links,
.ledger-recent { display: grid; gap: 12px; }
.ledger-side-link {
  display: grid;
  grid-template-columns: 44px minmax(0, 1fr);
  gap: 12px;
  align-items: center;
  padding: 12px 14px;
  background: rgba(255,255,255,.78);
  border: 1px solid var(--line);
}
.ledger-side-link span {
  color: var(--accent);
  font-size: .74rem;
  font-weight: 900;
  letter-spacing: .14em;
  text-transform: uppercase;
}
.ledger-side-link strong { font-size: .96rem; line-height: 1.28; }
.ledger-recent-item {
  padding-bottom: 12px;
  border-bottom: 1px dashed var(--line);
}
.ledger-recent-item:last-child {
  padding-bottom: 0;
  border-bottom: 0;
}
.ledger-recent-item time {
  display: block;
  margin-bottom: 6px;
  color: var(--muted);
  font-size: .76rem;
  font-weight: 800;
  letter-spacing: .08em;
  text-transform: uppercase;
}
.ledger-recent-item a { font-weight: 800; line-height: 1.4; }

.ledger-report-head {
  padding-bottom: 18px;
  border-bottom: 1px solid var(--line-strong);
}
.ledger-meta-wide {
  margin-top: 20px;
  white-space: nowrap;
}
.article-content {
  margin-top: 28px;
  font-size: .985rem;
  letter-spacing: .2px;
  color: #171717;
  line-height: 1.75;
  word-break: normal;
  overflow-wrap: normal;
}
.article-content p { margin: 0 0 1.2em; }
.article-content h2,
.article-content h3,
.article-content h4 {
  margin: 1.55em 0 .65em;
  color: var(--text);
  font-weight: 900;
  line-height: 1.14;
  letter-spacing: -.03em;
}
.article-content h2 { font-size: 1.7rem; }
.article-content h3 { font-size: 1.32rem; }
.article-content h4 { font-size: 1.12rem; }
.article-content a {
  color: var(--accent);
  text-decoration: underline;
  text-underline-offset: 3px;
}
.article-content ul,
.article-content ol { margin: 0 0 1.2em; padding-left: 1.35em; }
.article-content blockquote {
  margin: 1.5em 0;
  padding: 18px 20px;
  border-left: 4px solid var(--accent);
  background: rgba(155,91,61,.08);
}
.article-content img {
  width: auto;
  max-width: 100%;
  height: auto;
  margin: 28px auto;
  box-shadow: var(--shadow);
}
.article-content table,
.article-content pre,
.article-content iframe,
.article-content video,
.article-content embed,
.article-content object { max-width: 100%; }
.article-content table,
.article-content pre {
  display: block;
  overflow-x: auto;
}
.page-detail-1794 .article-content table {
  width: max-content;
  min-width: 100%;
  max-width: none;
  overflow-y: hidden;
  -webkit-overflow-scrolling: touch;
}
.page-detail-1794 .article-content th,
.page-detail-1794 .article-content td {
  min-width: 140px;
}

.ledger-author-panel {
  display: grid;
  grid-template-columns: 110px minmax(0, 1fr);
  gap: 18px;
  align-items: center;
  margin-top: 28px;
  padding: 20px;
  border: 1px solid var(--line);
  background: rgba(255,255,255,.78);
}
.ledger-author-media {
  display: block;
  width: 110px;
  height: 110px;
  overflow: hidden;
}
.ledger-author-media img {
  height: 100%;
  object-fit: cover;
}
.ledger-author-panel h2 { margin: 0; font-size: 1.18rem; }

.ledger-share,
.ledger-comment {
  margin-top: 28px;
}
.ledger-share {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 20px;
  align-items: center;
  padding: 22px 24px;
  border: 1px solid var(--line);
  background: rgba(255,255,255,.84);
}
.ledger-share h2 { margin: 0; font-size: 1.18rem; }
.ledger-share-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  justify-content: flex-end;
}
.share-btn,
.ledger-submit {
  min-height: 44px;
  padding: 0 18px;
  background: var(--text);
  color: #fff;
  font-weight: 800;
  cursor: pointer;
}
.ledger-switch {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
  margin-top: 28px;
}
.ledger-switch-card {
  display: grid;
  gap: 10px;
  padding: 20px 22px;
}
.ledger-switch-card span {
  color: var(--accent);
  font-size: .74rem;
  font-weight: 900;
  letter-spacing: .16em;
  text-transform: uppercase;
}
.ledger-comment-form { display: grid; gap: 14px; }
.ledger-form-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
}
.ledger-comment-form input,
.ledger-comment-form textarea {
  width: 100%;
  padding: 15px 16px;
  border: 1px solid var(--line);
  background: rgba(255,255,255,.84);
  color: var(--text);
  outline: none;
}
.ledger-comment-form input:focus,
.ledger-comment-form textarea:focus {
  border-color: rgba(155,91,61,.42);
  box-shadow: 0 0 0 4px rgba(155,91,61,.08);
}

.ledger-related { margin-top: 28px; }
.ledger-related-list { display: grid; gap: 14px; }
.ledger-related-item {
  display: grid;
  grid-template-columns: 52px minmax(0, 1fr);
  gap: 16px;
  align-items: start;
  padding: 18px;
  border-radius: 18px;
}
.ledger-related-item h3 { font-size: 1.08rem; }

.ledger-profile-top {
  display: grid;
  grid-template-columns: 220px minmax(0, 1fr);
  gap: 24px;
  align-items: center;
}
.ledger-profile-top img {
  width: 220px;
  height: 220px;
  object-fit: cover;
}
.ledger-timeline { display: grid; gap: 14px; }
.ledger-timeline-item {
  display: grid;
  grid-template-columns: 170px minmax(0, 1fr);
  gap: 18px;
  align-items: center;
  padding: 18px 20px;
}
.ledger-timeline-item time {
  color: var(--accent);
  font-size: .8rem;
  font-weight: 900;
  letter-spacing: .14em;
  text-transform: uppercase;
}
.ledger-timeline-item h2 { font-size: 1.14rem; }

.ledger-pagination {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 28px;
}
.ledger-page {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 44px;
  height: 44px;
  padding: 0 16px;
  border: 1px solid var(--line);
  background: rgba(255,255,255,.88);
  color: var(--text);
  font-size: .84rem;
  font-weight: 900;
  letter-spacing: .08em;
  line-height: 1;
}
.ledger-page:hover,
.ledger-page.is-current {
  background: var(--text);
  color: #fff;
  border-color: var(--text);
}
.ledger-page.is-disabled,
.ledger-page.is-gap { color: var(--muted); }
.page-home-1794 .ledger-pagination .is-prev { display: none; }

.ledger-footer {
  border-top: 1px solid var(--line);
  background: rgba(245,241,232,.94);
}
.ledger-footer-bar { padding: 24px 0 34px; }
.ledger-footer-nav { display: flex; flex-wrap: wrap; gap: 12px 18px; }
.ledger-footer-link { color: var(--muted); }
.ledger-back-top {
  position: fixed;
  right: 20px;
  bottom: 20px;
  z-index: 30;
  width: 46px;
  height: 46px;
  background: var(--text);
  color: #fff;
  font-weight: 900;
  box-shadow: 0 16px 28px rgba(56,53,45,.16);
  opacity: 0;
  pointer-events: none;
  cursor: pointer;
  transition: .22s ease;
}
.ledger-back-top.is-visible { opacity: 1; pointer-events: auto; }

.ledger-showcase-card:hover .ledger-showcase-media img,
.ledger-card:hover .ledger-card-media img { transform: scale(1.04); }
.ledger-category-item:hover,
.ledger-showcase-card:hover,
.ledger-card:hover,
.ledger-side-link:hover,
.ledger-switch-card:hover,
.ledger-timeline-item:hover,
.ledger-related-item:hover {
  transform: translateY(-3px);
  border-color: rgba(155,91,61,.24);
}
.ledger-footer-link:hover,
.ledger-showcase-copy h2 a:hover,
.ledger-showcase-copy h3 a:hover,
.ledger-card-copy h2 a:hover,
.ledger-card-copy h3 a:hover,
.ledger-timeline-item h2 a:hover,
.ledger-related-item h3 a:hover,
.ledger-recent-item a:hover {
  color: var(--accent);
}

@media (max-width: 1180px) {
  .ledger-layout { grid-template-columns: 1fr; }
  .ledger-side { position: static; }
  .ledger-showcase-grid { grid-template-columns: repeat(6, minmax(0, 1fr)); }
  .ledger-showcase-card.is-lead { grid-column: span 6; grid-row: span 1; }
  .ledger-showcase-card.is-support { grid-column: span 3; }
  .ledger-category-board { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .ledger-card-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

@media (max-width: 960px) {
  .ledger-profile-top,
  .ledger-author-panel,
  .ledger-share { grid-template-columns: 1fr; }
  .ledger-profile-top img,
  .ledger-author-media { margin: 0 auto; }
  .ledger-switch,
  .ledger-archive-grid,
  .ledger-card-grid { grid-template-columns: 1fr; }
  .ledger-share-actions { justify-content: flex-start; }
  .ledger-category-board { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

@media (max-width: 767px) {
  .ledger-shell,
  .ledger-compact { width: min(100%, calc(100% - 20px)); }
  .menu-toggle { display: inline-flex; }
  .ledger-nav {
    position: absolute;
    left: 10px;
    right: 10px;
    top: calc(100% + 8px);
    margin-left: 0;
    opacity: 0;
    visibility: hidden;
    transform: translateY(-8px);
    transition: .22s ease;
  }
  .ledger-nav.is-open { opacity: 1; visibility: visible; transform: translateY(0); }
  .ledger-menu {
    flex-direction: column;
    gap: 4px;
    padding: 10px;
    border: 1px solid var(--line);
    background: rgba(255,255,255,.96);
    box-shadow: var(--shadow);
  }
  main { padding: 22px 0 74px; }
  .ledger-head,
  .ledger-page-head { flex-direction: column; align-items: flex-start; gap: 12px; }
  .ledger-page-head h1,
  .ledger-report-head h1,
  .ledger-profile-top h1 { font-size: clamp(1.34rem, 6vw, 1.56rem); }
  .ledger-head h2,
  .ledger-page-head h2 { font-size: clamp(1.24rem, 5.4vw, 1.46rem); }
  .ledger-panel,
  .ledger-profile,
  .ledger-report,
  .ledger-single,
  .ledger-side-card { padding: 20px; }
  .ledger-detail-crumbs { display: none; }
  .ledger-meta-wide {
    white-space: normal;
    gap: 8px 12px;
  }
  .ledger-showcase-grid { grid-template-columns: 1fr; }
  .ledger-showcase-card.is-lead,
  .ledger-showcase-card.is-support { grid-column: span 1; }
  .ledger-showcase-copy h2,
  .ledger-showcase-copy h3 { font-size: 1.14rem; }
  .page-detail-1794 .article-content table {
    min-width: 680px;
  }
  .ledger-category-board,
  .ledger-form-grid { grid-template-columns: 1fr; }
  .ledger-related-item,
  .ledger-timeline-item { grid-template-columns: 1fr; gap: 10px; }
  .ledger-back-top {
    right: 14px;
    bottom: 14px;
    width: 42px;
    height: 42px;
  }
}