:root {
  --kucham-article-orange: var(--orange, #eb641f);
  --kucham-article-ink: var(--ink, #172229);
  --kucham-article-charcoal: var(--charcoal, #101820);
  --kucham-article-gray: var(--gray-700, #58636a);
  --kucham-article-line: var(--gray-200, #e7eaec);
  --kucham-article-soft: var(--gray-100, #f3f5f5);
}

.kucham-article-page,
.kucham-collection-page { background: #fff; color: var(--kucham-article-ink); }

.kucham-reading-progress {
  position: fixed;
  z-index: 1200;
  top: 0;
  right: 0;
  left: 0;
  height: 3px;
  pointer-events: none;
}
.kucham-reading-progress span { display: block; width: 0; height: 100%; background: var(--kucham-article-orange); }

.kucham-article-hero,
.kucham-collection-hero {
  display: flex;
  min-height: 360px;
  align-items: flex-end;
  padding: calc(var(--header-height, 88px) + 42px) 0 54px;
  color: #fff;
  background: #101820;
}

.kucham-article-hero-inner { max-width: 1240px; margin-inline: auto; }
.kucham-article-hero .breadcrumbs,
.kucham-collection-hero .breadcrumbs { margin-bottom: 34px; color: #bac1c5; }
.kucham-article-hero h1 { max-width: 1160px; margin: 12px 0 20px; font-size: clamp(42px, 3.7vw, 58px); line-height: 1.22; text-wrap: balance; }
.kucham-collection-hero h1 { margin: 14px 0 0; font-size: clamp(42px, 4vw, 60px); }
.kucham-collection-description { max-width: 760px; margin-top: 18px; color: #c8ced1; }
.kucham-article-meta { display: flex; flex-wrap: wrap; gap: 8px 18px; color: #c8ced1; font-size: 15px; }
.kucham-article-meta a { color: #fff; }

.kucham-article-lead-media {
  width: min(1180px, calc(100% - 80px));
  margin: 40px auto 0;
  padding: 0;
}
.kucham-article-lead-media img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: contain;
}

.kucham-article-layout {
  display: grid;
  max-width: 1200px;
  grid-template-columns: minmax(0, 800px) 280px;
  justify-content: center;
  align-items: start;
  gap: 80px;
  padding-block: 58px 104px;
}

.kucham-article-body { min-width: 0; color: #2b363c; font-size: 18px; line-height: 1.84; overflow-wrap: anywhere; }
.kucham-article-body > p { margin: 0 0 24px; }
.kucham-article-body > p > strong { font-weight: inherit; }
.kucham-article-body h2 { scroll-margin-top: 112px; margin: 62px 0 22px; padding-top: 18px; border-top: 1px solid var(--kucham-article-line); color: var(--kucham-article-ink); font-size: 30px; line-height: 1.42; }
.kucham-article-body h3 { margin: 42px 0 16px; color: var(--kucham-article-ink); font-size: 23px; line-height: 1.48; }
.kucham-docx-heading strong,
.kucham-docx-heading em { font-style: normal; }
.kucham-article-body a { color: #c94c12; text-decoration: underline; text-decoration-thickness: 1px; text-underline-offset: 3px; overflow-wrap: anywhere; }
.kucham-article-body sup,
.kucham-article-body sub { font-size: .72em; line-height: 0; }
.kucham-docx-lead-meta { margin-bottom: 34px !important; padding-bottom: 18px; border-bottom: 1px solid var(--kucham-article-line); color: var(--kucham-article-gray); font-size: 15px; font-style: normal; font-weight: 600; letter-spacing: 0; }
.kucham-docx-lead-meta em { font-style: normal; }
.kucham-docx-whole-emphasis,
.kucham-docx-whole-emphasis strong,
.kucham-docx-whole-emphasis em { font-style: normal; font-weight: 400; }
.kucham-docx-source-note { margin: 34px 0 40px !important; padding: 22px 24px; border-left: 3px solid var(--kucham-article-orange); color: #445159; background: #f5f7f7; font-size: 15px; line-height: 1.75; }
.kucham-docx-figure,
.kucham-article-featured { margin: 44px 0 14px; }
.kucham-docx-figure img,
.kucham-article-featured img { display: block; width: 100%; max-height: 680px; padding: 20px; object-fit: contain; background: var(--kucham-article-soft); }
.kucham-docx-caption,
.kucham-docx-caption strong,
.kucham-docx-caption em { font-style: normal; font-weight: 400; }
.kucham-docx-caption { margin: 10px 0 38px !important; padding-left: 14px; border-left: 2px solid #d8dde0; color: var(--kucham-article-gray); font-size: 14px; line-height: 1.65; }
.kucham-docx-list-item { position: relative; padding-left: 1.2em; }
.kucham-docx-list-item::before { position: absolute; left: 0; content: "•"; color: var(--kucham-article-orange); }
.kucham-docx-pullquote { margin: 8px 0 46px; padding: 28px 32px; border: 0; border-left: 4px solid var(--kucham-article-orange); color: var(--kucham-article-ink); background: #f3f5f5; font-size: 22px; font-weight: 650; line-height: 1.7; }
.kucham-docx-pullquote p { margin: 0; }
.kucham-docx-pullquote strong { font-weight: inherit; }
.kucham-docx-table-wrap { width: 100%; overflow-x: auto; margin: 34px 0; }
.kucham-docx-table-wrap table { width: 100%; border-collapse: collapse; font-size: 15px; }
.kucham-docx-table-wrap th,
.kucham-docx-table-wrap td { min-width: 110px; padding: 12px 14px; border: 1px solid #d5dadd; text-align: left; vertical-align: top; }
.kucham-docx-table-wrap th { background: var(--kucham-article-soft); }
.kucham-docx-table-wrap p { margin: 0; }
.kucham-docx-math { max-width: 100%; overflow-x: auto; font-family: "Cambria Math", "STIX Two Math", serif; }
.kucham-docx-footnote-ref a { text-decoration: none; }
.kucham-docx-footnotes { margin-top: 64px; padding-top: 12px; border-top: 1px solid var(--kucham-article-line); }
.kucham-docx-footnotes h2 { font-size: 28px; }
.kucham-docx-footnotes ol { padding-left: 1.4em; color: var(--kucham-article-gray); font-size: 15px; }
.kucham-docx-footnotes li { margin-bottom: 18px; }
.kucham-docx-footnotes p { display: inline; }
.kucham-footnote-back { margin-left: 8px; text-decoration: none !important; }

.kucham-article-aside { position: sticky; top: 112px; padding-top: 6px; }
.kucham-article-aside h2 { margin: 8px 0 20px; font-size: 24px; }
.kucham-article-toc { margin-bottom: 26px; padding: 18px 0 14px; border-top: 1px solid var(--kucham-article-line); border-bottom: 1px solid var(--kucham-article-line); }
.kucham-article-toc ol { display: grid; gap: 10px; margin: 0; padding: 0; list-style: none; counter-reset: article-toc; }
.kucham-article-toc li { counter-increment: article-toc; }
.kucham-article-toc a { display: grid; grid-template-columns: 24px 1fr; gap: 8px; color: var(--kucham-article-gray); font-size: 14px; line-height: 1.45; }
.kucham-article-toc a::before { content: counter(article-toc, decimal-leading-zero); color: var(--kucham-article-orange); font-size: 12px; font-weight: 800; }
.kucham-article-toc a:hover,
.kucham-article-toc a:focus-visible { color: var(--kucham-article-ink); }
.kucham-article-toc p { margin: 0; color: var(--kucham-article-gray); font-size: 14px; }
.kucham-article-aside dl { margin: 0; border-top: 1px solid var(--kucham-article-line); }
.kucham-article-aside dl div { padding: 16px 0; border-bottom: 1px solid var(--kucham-article-line); }
.kucham-article-aside dt { color: var(--kucham-article-gray); font-size: 13px; }
.kucham-article-aside dd { margin: 5px 0 0; font-weight: 700; }
.kucham-source-link { display: inline-block; margin-top: 20px; color: #c94c12; font-size: 14px; }
.kucham-article-end { margin-top: 72px; padding-top: 28px; border-top: 1px solid var(--kucham-article-line); }
.kucham-article-end p { color: var(--kucham-article-gray); font-size: 15px; }
.kucham-article-pagination { display: grid; grid-template-columns: repeat(auto-fit, minmax(min(280px, 100%), 1fr)); gap: 1px; margin-top: 34px; background: var(--kucham-article-line); }
.kucham-article-pagination a { position: relative; display: grid; min-height: 136px; padding: 22px 52px 22px 22px; color: var(--kucham-article-ink); background: #f7f8f8; text-decoration: none; }
.kucham-article-pagination small { color: var(--kucham-article-orange); font-size: 12px; font-weight: 800; }
.kucham-article-pagination strong { align-self: center; font-size: 17px; line-height: 1.55; }
.kucham-article-pagination span { position: absolute; right: 22px; bottom: 22px; transition: transform 220ms ease-out; }
.kucham-article-pagination a:hover span,
.kucham-article-pagination a:focus-visible span { transform: translateX(4px); }

.kucham-related-articles { padding: 78px 0 92px; background: var(--kucham-article-soft); }
.kucham-related-articles h2 { margin: 8px 0 34px; font-size: 36px; }
.kucham-related-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 22px; }
.kucham-related-grid a { min-height: 230px; padding: 28px; background: #fff; }
.kucham-related-grid small,
.kucham-collection-card small { color: var(--kucham-article-orange); font-weight: 700; }
.kucham-related-grid h3 { margin: 16px 0 28px; font-size: 22px; }
.kucham-related-grid span { font-weight: 700; }

.kucham-collection-content { padding: 72px 0 104px; }
.kucham-collection-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 24px; }
.kucham-collection-card { min-width: 0; background: var(--kucham-article-soft); }
.kucham-collection-media { display: block; aspect-ratio: 16 / 10; overflow: hidden; }
.kucham-collection-media img { width: 100%; height: 100%; object-fit: cover; transition: transform 280ms ease-out; }
.kucham-collection-card:hover .kucham-collection-media img { transform: scale(1.02); }
.kucham-collection-card > div { padding: 25px; }
.kucham-collection-card h2 { margin: 12px 0; font-size: 24px; line-height: 1.4; }
.kucham-collection-card p { color: var(--kucham-article-gray); }
.kucham-pagination { margin-top: 48px; }
.kucham-pagination .nav-links { display: flex; flex-wrap: wrap; gap: 8px; }
.kucham-pagination .page-numbers { min-width: 42px; padding: 8px 12px; border: 1px solid var(--kucham-article-line); text-align: center; }
.kucham-pagination .current { color: #fff; border-color: var(--kucham-article-orange); background: var(--kucham-article-orange); }
.kucham-empty { padding: 56px 0; }

@media (max-width: 1024px) {
  .kucham-article-layout { grid-template-columns: minmax(0, 760px); gap: 0; }
  .kucham-article-aside { position: static; order: initial; margin-top: 54px; padding-top: 32px; border-top: 1px solid var(--kucham-article-line); }
  .kucham-article-aside dl { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .kucham-article-toc { display: none; }
  .kucham-related-grid,
  .kucham-collection-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

@media (max-width: 640px) {
  .kucham-article-hero,
  .kucham-collection-hero { min-height: 330px; padding: calc(var(--header-height, 76px) + 28px) 0 38px; }
  .kucham-article-hero .breadcrumbs,
  .kucham-collection-hero .breadcrumbs { margin-bottom: 34px; }
  .kucham-article-hero h1 { font-size: 34px; }
  .kucham-article-lead-media { width: calc(100% - 36px); margin-top: 26px; }
  .kucham-article-lead-media img { height: auto; min-height: 0; max-height: none; }
  .kucham-article-layout { width: calc(100% - 36px); padding-block: 38px 64px; }
  .kucham-article-body { font-size: 16px; line-height: 1.8; }
  .kucham-article-body h2 { margin-top: 48px; font-size: 27px; }
  .kucham-article-body h3 { font-size: 22px; }
  .kucham-docx-source-note { padding: 18px; }
  .kucham-docx-pullquote { margin-bottom: 38px; padding: 22px 20px; font-size: 19px; }
  .kucham-article-pagination { grid-template-columns: 1fr; }
  .kucham-article-aside dl { grid-template-columns: 1fr 1fr; }
  .kucham-related-articles,
  .kucham-collection-content { padding-block: 52px 64px; }
  .kucham-related-grid,
  .kucham-collection-grid { grid-template-columns: 1fr; }
  .kucham-related-grid a { min-height: 0; }
}

@media (prefers-reduced-motion: reduce) {
  .kucham-collection-media img { transition: none; }
  .kucham-reading-progress { display: none; }
}