:root {
  --article-ink: #17211f;
  --article-muted: #66716d;
  --article-paper: #fbfaf6;
  --article-cream: #f3eee2;
  --article-line: #dedbd1;
  --article-green: #123b35;
  --article-coral: #d56f52;
  --article-navy: #17334f;
}

.article-page {
  padding-bottom: 100px;
}

.article-header {
  width: min(calc(100% - 40px), 820px);
  margin-inline: auto;
  padding-top: 72px;
  color: var(--article-ink);
  text-align: center;
}

.article-category {
  display: inline-block;
  margin-bottom: 20px;
  padding: 6px 12px;
  color: var(--article-green);
  background: var(--article-cream);
  font-size: 13px;
  font-weight: 800;
}

.article-header h1 {
  margin: 0;
  font-family: Georgia, "Noto Serif KR", serif;
  font-size: clamp(38px, 5vw, 58px);
  line-height: 1.23;
  letter-spacing: -0.045em;
}

.article-description {
  max-width: 680px;
  margin: 22px auto 0;
  color: var(--article-muted);
  font-size: 17px;
}

.article-meta {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 10px 20px;
  margin-top: 28px;
  color: var(--article-muted);
  font-size: 13px;
}

.article-cover {
  width: min(calc(100% - 40px), 920px);
  margin: 44px auto 0;
}

.article-cover img {
  width: 100%;
  height: auto;
  max-height: 620px;
  object-fit: cover;
  background: var(--article-cream);
}

.article-divider {
  height: 1px;
  margin: 60px 0;
  background: var(--article-line);
}

.article-layout {
  width: min(calc(100% - 40px), 1180px);
  margin-inline: auto;
  display: grid;
  grid-template-columns: minmax(0, 760px) 280px;
  justify-content: center;
  gap: 60px;
  align-items: start;
}

.article-layout--preview {
  grid-template-columns: minmax(0, 760px);
}

.article-main {
  min-width: 0;
}

.reading-progress {
  position: fixed;
  z-index: 950;
  top: 0;
  left: 0;
  width: 100%;
  height: 3px;
  pointer-events: none;
  background: transparent;
}

.reading-progress span {
  display: block;
  width: 100%;
  height: 100%;
  background: var(--article-coral);
  transform: scaleX(0);
  transform-origin: left center;
  will-change: transform;
}

.article-toc {
  color: var(--article-ink);
  background: white;
  border: 1px solid var(--article-line);
}

.article-toc ol {
  margin: 16px 0 0;
  padding: 0;
  list-style: none;
}

.article-toc li + li {
  margin-top: 10px;
}

.article-toc .toc-level-3 {
  padding-left: 16px;
  font-size: 0.93em;
}

.article-toc a {
  color: inherit;
  text-decoration: none;
}

.article-toc a:hover,
.article-toc a:focus-visible {
  color: var(--article-coral);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.article-toc--desktop {
  margin-bottom: 22px;
  padding: 24px 22px;
}

.article-toc--desktop > strong {
  font-family: Georgia, "Noto Serif KR", serif;
  font-size: 19px;
}

.article-toc--desktop li {
  font-size: 13px;
  line-height: 1.55;
}

.article-toc--mobile {
  display: none;
  margin: 0 0 32px;
}

.article-toc--mobile summary {
  cursor: pointer;
  padding: 16px 18px;
  font-weight: 800;
}

.article-toc--mobile nav {
  padding: 0 18px 18px;
}

.article-toc--mobile ol {
  margin-top: 0;
}

.article-content h2[id],
.article-content h3[id] {
  scroll-margin-top: 24px;
}

.back-to-top {
  position: fixed;
  z-index: 900;
  right: 24px;
  bottom: 24px;
  width: 46px;
  height: 46px;
  border: 1px solid var(--article-line);
  border-radius: 50%;
  color: white;
  background: var(--article-green);
  box-shadow: 0 10px 24px rgba(23, 33, 31, 0.16);
  cursor: pointer;
  opacity: 0;
  visibility: hidden;
  transform: translateY(8px);
  transition:
    opacity 160ms ease,
    visibility 160ms ease,
    transform 160ms ease;
}

.back-to-top.is-visible {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.back-to-top:focus-visible {
  outline: 3px solid rgba(213, 111, 82, 0.35);
  outline-offset: 3px;
}

.article-verification {
  display: grid;
  gap: 16px;
  margin-top: 48px;
}

.article-reference-section,
.article-revision-history {
  border: 1px solid var(--article-line);
  background: white;
}

.article-reference-section {
  padding: 20px 22px;
}

.article-reference-title {
  display: flex;
  align-items: baseline;
  gap: 10px;
  margin-bottom: 14px;
}

.article-reference-title > span,
.article-revision-history > summary > span {
  color: var(--article-coral);
  font-size: 11px;
  font-weight: 900;
  letter-spacing: 0.12em;
}

.article-reference-title > strong,
.article-revision-history > summary > strong {
  color: var(--article-ink);
  font-size: 17px;
  line-height: 1.45;
}

.article-source-list {
  display: grid;
  gap: 0;
  margin: 0;
  padding: 0;
  list-style: none;
}

.article-source-list > li {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: start;
  gap: 10px 18px;
  padding: 13px 0;
  border-top: 1px solid var(--article-line);
}

.article-source-list > li:first-child {
  border-top: 0;
}

.article-source-link {
  display: grid;
  gap: 3px;
  min-width: 0;
  color: var(--article-ink);
  text-decoration: none;
}

.article-source-link > strong {
  font-size: 13px;
}

.article-source-link > span {
  color: var(--article-green);
  font-size: 14px;
  font-weight: 700;
  line-height: 1.55;
  overflow-wrap: anywhere;
}

.article-source-list time {
  color: var(--article-muted);
  font-size: 12px;
  white-space: nowrap;
}

.article-revision-history {
  padding: 0;
}

.article-revision-history > summary {
  display: flex;
  align-items: center;
  gap: 10px;
  min-height: 58px;
  padding: 14px 22px;
  cursor: pointer;
  list-style: none;
}

.article-revision-history > summary::-webkit-details-marker {
  display: none;
}

.article-revision-history > summary::after {
  content: "⌄";
  margin-left: auto;
  color: var(--article-muted);
  transition: transform 0.18s ease;
}

.article-revision-history[open] > summary::after {
  transform: rotate(180deg);
}

.article-revision-history > summary > small {
  color: var(--article-muted);
  font-size: 12px;
}

.article-revision-history ol {
  display: grid;
  gap: 0;
  margin: 0;
  padding: 0 22px 18px;
  list-style: none;
}

.article-revision-history li {
  display: grid;
  grid-template-columns: 100px minmax(0, 1fr);
  gap: 12px;
  padding: 12px 0;
  border-top: 1px solid var(--article-line);
}

.article-revision-history li time {
  color: var(--article-muted);
  font-size: 12px;
}

.article-revision-history li span {
  color: var(--article-ink);
  font-size: 14px;
  line-height: 1.6;
}

.article-share {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: center;
  gap: 18px 24px;
  margin-top: 52px;
  padding: 20px 22px;
  background: white;
  border: 1px solid var(--article-line);
}

.article-share-heading {
  display: flex;
  min-width: 0;
  flex-direction: column;
  gap: 4px;
}

.article-share-heading span {
  color: var(--article-coral);
  font-size: 11px;
  font-weight: 900;
  letter-spacing: 0.12em;
}

.article-share-heading strong {
  color: var(--article-ink);
  font-size: 17px;
  line-height: 1.45;
}

.article-share-actions {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 8px;
}

.article-share-actions button {
  min-height: 42px;
  padding: 9px 14px;
  color: var(--article-ink);
  background: transparent;
  border: 1px solid var(--article-line);
  border-radius: 999px;
  font: inherit;
  font-size: 13px;
  font-weight: 800;
  cursor: pointer;
}

.article-share-actions button:hover,
.article-share-actions button:focus-visible {
  border-color: var(--article-green);
}

.article-share-actions button:focus-visible {
  outline: 3px solid rgba(213, 111, 82, 0.25);
  outline-offset: 2px;
}

.article-share-status {
  min-height: 1.4em;
  grid-column: 1 / -1;
  margin: -6px 0 0;
  color: var(--article-muted);
  font-size: 12px;
  line-height: 1.4;
}

.post-pagination {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
  margin-top: 64px;
  padding-top: 28px;
  border-top: 1px solid var(--article-line);
}

.post-pagination-link {
  display: flex;
  min-width: 0;
  flex-direction: column;
  gap: 8px;
  padding: 18px 20px;
  color: var(--article-ink);
  background: white;
  border: 1px solid var(--article-line);
  text-decoration: none;
}

.post-pagination-link span {
  color: var(--article-coral);
  font-size: 12px;
  font-weight: 800;
}

.post-pagination-link strong {
  font-size: 15px;
  line-height: 1.55;
}

.post-pagination-link--newer {
  text-align: right;
}

.post-pagination-link:hover,
.post-pagination-link:focus-visible {
  border-color: var(--article-green);
}

.post-pagination-spacer {
  min-height: 1px;
}

.post-discovery-section {
  margin-top: 58px;
}

.post-discovery-heading {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 20px;
  margin-bottom: 18px;
  padding-bottom: 12px;
  border-bottom: 2px solid var(--article-ink);
}

.post-discovery-heading > span {
  color: var(--article-coral);
  font-size: 11px;
  font-weight: 900;
  letter-spacing: 0.12em;
}

.post-discovery-heading h2 {
  margin: 0;
  font-family: Georgia, "Noto Serif KR", serif;
  font-size: 26px;
  line-height: 1.3;
}

.post-link-list {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
}

.post-link-list article {
  min-width: 0;
}

.post-link-list a {
  display: grid;
  min-height: 132px;
  grid-template-rows: auto 1fr auto;
  gap: 8px;
  padding: 18px 20px;
  color: var(--article-ink);
  background: white;
  border: 1px solid var(--article-line);
  text-decoration: none;
}

.post-link-list a:hover,
.post-link-list a:focus-visible {
  border-color: var(--article-green);
}

.post-link-list a > span {
  color: var(--article-green);
  font-size: 12px;
  font-weight: 800;
}

.post-link-list a > strong {
  font-size: 16px;
  line-height: 1.5;
}

.post-link-list time {
  color: var(--article-muted);
  font-size: 12px;
}

.article-content {
  min-width: 0;
  color: var(--article-ink);
  font-family:
    "Pretendard Variable",
    Pretendard,
    -apple-system,
    BlinkMacSystemFont,
    "Segoe UI",
    "Noto Sans KR",
    sans-serif;
  font-size: 17px;
  line-height: 1.95;
  word-break: keep-all;
}

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

.article-content p {
  margin: 0 0 22px;
}

.article-content .lead {
  font-size: 20px;
  font-weight: 600;
  line-height: 1.8;
}

.article-content h2 {
  margin: 54px 0 18px;
  padding-bottom: 12px;
  border-bottom: 2px solid var(--article-ink);
  font-family: Georgia, "Noto Serif KR", serif;
  font-size: 30px;
  font-weight: 700;
  line-height: 1.4;
  letter-spacing: -0.03em;
}

.article-content h3 {
  margin: 38px 0 12px;
  font-size: 23px;
  line-height: 1.45;
}

.article-content ul,
.article-content ol {
  margin: 0 0 22px;
  padding-left: 1.45em;
}

.article-content li {
  margin: 7px 0;
}

.article-content a {
  color: var(--article-green);
  font-weight: 700;
  text-decoration: underline;
  text-decoration-thickness: 1px;
  text-underline-offset: 4px;
}

.article-content code {
  padding: 2px 6px;
  border-radius: 4px;
  background: #efeee9;
  font-family: Consolas, monospace;
  font-size: 0.9em;
}

.article-content blockquote {
  margin: 30px 0;
  padding: 20px 24px;
  border-left: 5px solid var(--article-navy);
  background: #eef2f5;
}

.article-content blockquote p:last-child {
  margin-bottom: 0;
}

.article-summary,
.notice-box,
.article-cta {
  margin: 32px 0;
  padding: 24px 26px;
}

.article-summary,
.notice-box {
  border-left: 5px solid var(--article-green);
  background: var(--article-cream);
}

.notice-box {
  border-left-color: var(--article-coral);
}

.article-summary > strong,
.notice-box > strong,
.article-cta > strong {
  display: block;
  font-size: 18px;
}

.article-summary p,
.notice-box p,
.article-cta p {
  margin: 8px 0 0;
}

.article-cta {
  border: 1px solid var(--article-green);
  background: var(--article-green);
  color: white;
}

.article-cta a {
  display: inline-block;
  margin-top: 18px;
  padding: 10px 16px;
  color: var(--article-green);
  background: white;
  font-size: 14px;
  font-weight: 800;
  text-decoration: none;
}

.article-content .video-embed {
  margin: 32px 0;
  padding: 24px;
  border: 1px solid var(--article-line);
  background: #eef2f5;
  text-align: center;
}

.article-content .video-embed a {
  display: inline-block;
  padding: 10px 16px;
  color: white;
  background: var(--article-navy);
  font-size: 14px;
  font-weight: 800;
  text-decoration: none;
}

.table-wrap {
  width: 100%;
  margin: 30px 0;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}

.article-content table {
  width: 100%;
  margin: 30px 0;
  border-collapse: collapse;
  background: white;
  font-size: 15px;
}

.article-content .table-wrap table {
  width: 100%;
  min-width: 100%;
  margin: 0;
}

.article-content th,
.article-content td {
  padding: 13px 15px;
  border: 1px solid var(--article-line);
  text-align: left;
  vertical-align: top;
}

.article-content th {
  color: white;
  background: var(--article-green);
}

.article-faq {
  margin: 54px 0 32px;
}

.article-faq > h2 {
  margin-top: 0;
}

.article-faq details {
  border-top: 1px solid var(--article-line);
  background: white;
}

.article-faq details:last-of-type {
  border-bottom: 1px solid var(--article-line);
}

.article-faq summary {
  position: relative;
  padding: 18px 48px 18px 4px;
  font-weight: 800;
  cursor: pointer;
  list-style: none;
}

.article-faq summary::-webkit-details-marker {
  display: none;
}

.article-faq summary::after {
  content: "+";
  position: absolute;
  top: 50%;
  right: 8px;
  transform: translateY(-50%);
  color: var(--article-coral);
  font-size: 24px;
  font-weight: 500;
}

.article-faq details[open] summary::after {
  content: "−";
}

.article-faq details > p {
  padding: 0 34px 18px 4px;
}

/* Legacy or unwrapped body images: fill the article column while preserving intrinsic ratio. */
.article-content img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
}

.article-image {
  width: 100%;
  margin: 34px 0;
}

.article-image img {
  display: block;
  width: 100%;
  height: auto;
  margin-inline: auto;
}

.article-image.align-left {
  margin-right: auto;
}

.article-image.align-center {
  margin-inline: auto;
}

.article-image.align-right {
  margin-left: auto;
}

.article-image.size-original {
  width: fit-content;
  max-width: 100%;
}

.article-image.size-large {
  width: 100%;
}

.article-image.size-medium {
  width: min(100%, 560px);
}

.article-image.size-small {
  width: min(100%, 360px);
}

.article-image figcaption {
  margin-top: 10px;
  color: var(--article-muted);
  font-size: 13px;
  line-height: 1.6;
  text-align: center;
}

.article-image .figure-credit {
  display: inline-block;
  margin-left: 6px;
  color: #7b8581;
}

.article-sidebar {
  position: sticky;
  top: 24px;
}

.sidebar-box {
  padding: 26px;
  border: 1px solid var(--article-line);
  background: white;
}

.sidebar-box strong {
  font-family: Georgia, serif;
  font-size: 22px;
}

.sidebar-box p {
  color: var(--article-muted);
  font-size: 14px;
}

.sidebar-box a {
  display: inline-block;
  padding-bottom: 2px;
  color: var(--article-coral);
  border-bottom: 1px solid currentColor;
  font-size: 13px;
  font-weight: 800;
}

@media (max-width: 900px) {
  .article-layout {
    grid-template-columns: minmax(0, 760px);
  }

  .article-sidebar {
    display: none;
  }

  .article-toc--mobile {
    display: block;
  }
}

@media (max-width: 640px) {
  .article-page {
    padding-bottom: 72px;
  }

  .article-header {
    width: min(calc(100% - 28px), 820px);
    padding-top: 48px;
  }

  .article-header h1 {
    font-size: 30px;
    line-height: 1.3;
    word-break: keep-all;
    overflow-wrap: break-word;
  }

  .article-description {
    font-size: 16px;
  }

  .article-cover {
    width: min(calc(100% - 28px), 920px);
    margin-top: 32px;
  }

  .article-divider {
    margin: 42px 0;
  }

  .article-layout {
    width: min(calc(100% - 28px), 1180px);
  }

  .article-content {
    font-size: 16px;
    line-height: 1.85;
    word-break: normal;
  }

  .article-content p {
    margin-bottom: 19px;
  }

  .article-content .lead {
    font-size: 18px;
  }

  .article-content h2 {
    margin-top: 44px;
    font-size: 26px;
  }

  .article-content h3 {
    margin-top: 32px;
    font-size: 21px;
  }

  .article-summary,
  .notice-box,
  .article-cta {
    padding: 21px 20px;
  }

  .article-content .table-wrap {
    width: calc(100% + 28px);
    margin-left: -14px;
    padding-inline: 14px;
    box-sizing: border-box;
  }

  .article-content .table-wrap table {
    width: 100%;
    min-width: 100%;
    white-space: nowrap;
  }

  .back-to-top {
    right: 16px;
    bottom: 18px;
    width: 44px;
    height: 44px;
  }

  .article-share {
    grid-template-columns: 1fr;
    gap: 14px;
    margin-top: 44px;
    padding: 18px;
  }

  .article-share-actions {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    justify-content: stretch;
  }

  .article-share-actions button {
    width: 100%;
  }

  .article-share-status {
    margin-top: -4px;
  }

  .post-pagination {
    grid-template-columns: 1fr;
    margin-top: 52px;
  }

  .post-pagination-link--newer {
    text-align: left;
  }

  .post-pagination-spacer {
    display: none;
  }

  .post-discovery-section {
    margin-top: 48px;
  }

  .post-discovery-heading h2 {
    font-size: 23px;
  }

  .post-link-list {
    grid-template-columns: 1fr;
  }

  .post-link-list a {
    min-height: 0;
  }

  .article-image.size-medium {
    width: min(100%, 480px);
  }

  .article-image.size-small {
    width: min(100%, 320px);
  }
}

@media (prefers-reduced-motion: reduce) {
  .back-to-top {
    transition: none;
  }
}