.static-reading { min-height: calc(100vh - 72px); padding-top: 24px; }
.static-nav { display: flex; align-items: center; gap: 24px; margin-left: auto; color: #526789; font-size: 13px; white-space: nowrap; }
.static-nav a { padding-block: 18px; }
@media (max-width:680px) { .static-nav { gap: 12px; font-size: 12px; } .static-home-link { display: none; } .static-reading { padding-top: 14px; } }
.site-registration { display: block; flex-basis: 100%; width: 100%; padding: 12px 0 18px; color: #69788e; text-align: center; font-size: 12px; line-height: 1.8; }
.site-registration a:hover, a.site-registration:hover { color: #356df3; text-decoration: underline; }
.reader-footer .site-registration { padding-bottom: 0; }
.latest-section { padding-top: 38px; padding-bottom: 12px; }
.content-more { display: inline-flex; align-items: center; min-height: 40px; color: #3564c3; font-size: 13px; font-weight: 650; }
.content-more:hover { text-decoration: underline; text-underline-offset: 4px; }
.content-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 16px; }
.content-card { min-width: 0; display: flex; flex-direction: column; align-items: flex-start; padding: 24px; border: 1px solid #e0e7f1; border-radius: 17px; background: #fff; box-shadow: 0 7px 25px #263a5807; transition: border-color .18s, transform .18s, box-shadow .18s; }
.content-card:hover { transform: translateY(-3px); border-color: #bfcff0; box-shadow: 0 13px 30px #263a5810; }
.content-meta { display: flex; align-items: center; flex-wrap: wrap; gap: 9px 12px; color: #748198; font-size: 11px; line-height: 1.6; }
.content-category { padding: 4px 8px; border-radius: 6px; color: #4f6599; background: #edf2fc; }
.category-ai { color: #6d53a0; background: #f1edfb; }
.category-project { color: #31735d; background: #eaf5ef; }
.content-card h3 { margin: 17px 0 9px; color: #22324d; font-family: Georgia, "Songti SC", serif; font-size: 19px; line-height: 1.6; }
.content-card > p { margin: 0; color: #6b7b92; font-size: 13px; line-height: 1.85; }
.content-card-foot { width: 100%; display: flex; justify-content: space-between; gap: 12px; margin-top: auto; padding-top: 24px; color: #8591a4; font-size: 11px; line-height: 1.6; }
.content-read { flex: none; color: #4e6ca5; }
.note-full-link { display: inline-flex; align-items: center; min-height: 40px; margin-top: 8px; color: #3564c3; font-size: 12px; font-weight: 650; }
.note-full-link:hover { text-decoration: underline; }
.project-detail-link { min-height: 40px; display: inline-flex; align-items: center; color: #3564c3; font-size: 12px; font-weight: 650; }
.project-actions { flex-wrap: wrap; }

#readingView { min-height: calc(100vh - 72px); padding-top: 24px; }
#readingView:focus { outline: none; }
.content-breadcrumb { display: flex; flex-wrap: wrap; align-items: center; gap: 10px; padding: 13px 0; color: #8490a3; font-size: 12px; line-height: 1.8; }
.content-breadcrumb a { color: #526789; }
.content-breadcrumb a:hover { color: #356df3; }
.article-header { max-width: 900px; padding: 28px 0 36px; }
.article-header h1, .archive-header h1, .project-dossier h1 { margin: 20px 0 18px; color: #20314d; font-family: Georgia, "Songti SC", "Noto Serif SC", serif; font-size: clamp(30px, 3.3vw, 43px); line-height: 1.5; letter-spacing: .015em; overflow-wrap: anywhere; text-wrap: balance; }
.article-summary { max-width: 780px; margin: 0; color: #6a7a92; font-size: 16px; line-height: 1.9; }
.content-tags { display: flex; flex-wrap: wrap; gap: 9px; margin-top: 22px; }
.content-tags a { min-height: 30px; display: flex; align-items: center; padding: 4px 10px; border: 1px solid #dfe7f3; border-radius: 7px; color: #657da4; font-size: 12px; }
.content-tags a:hover { border-color: #b8cbef; background: #edf3ff; }
.article-layout { display: grid; grid-template-columns: minmax(0, 820px) minmax(200px, 1fr); align-items: start; gap: 44px; }
.article-body { min-width: 0; padding: 32px 40px; border: 1px solid #e1e8f1; border-radius: 18px; background: #fff; color: #41516b; font-size: 16px; line-height: 2; overflow-wrap: anywhere; }
.article-body > p { margin: 0 0 23px; }
.article-body h2 { scroll-margin-top: 100px; margin: 36px 0 16px; color: #243653; font-family: Georgia, "Songti SC", serif; font-size: 23px; line-height: 1.6; }
.article-body > :first-child { margin-top: 0; }
.article-body > :last-child { margin-bottom: 0; }
.article-body ul { margin: 0 0 26px; padding-left: 24px; }
.article-body li { padding-left: 4px; margin-bottom: 9px; }
.article-callout { margin: 26px 0; padding: 17px 20px; border-left: 3px solid #9bb5e9; border-radius: 0 10px 10px 0; color: #526d95; background: #f2f6fd; font-size: 14px; line-height: 1.9; }
.article-code { margin: 24px 0; overflow: hidden; border: 1px solid #dfe7f3; border-radius: 12px; background: #f7f9fd; }
.article-code figcaption { min-height: 43px; display: flex; justify-content: space-between; align-items: center; gap: 12px; padding: 0 15px; border-bottom: 1px solid #e1e8f2; color: #6a7d9c; font-size: 12px; }
.article-code button { min-height: 36px; padding: 0 9px; border: 0; border-radius: 6px; color: #486baf; background: transparent; font-size: 12px; }
.article-code button:hover { background: #e8effb; }
.article-code pre { max-width: 100%; margin: 0; padding: 19px; overflow-x: auto; color: #364c70; font: 13px/1.9 ui-monospace, Consolas, monospace; tab-size: 2; }
.article-aside { position: sticky; top: 105px; padding-top: 9px; }
.article-toc { display: grid; gap: 15px; padding: 18px 0 18px 18px; border-left: 1px solid #d6e0f0; }
.article-toc strong { color: #334b70; font-size: 13px; }
.article-toc a { color: #71829c; font-size: 12px; line-height: 1.75; }
.article-toc a:hover { color: #356df3; }
.toc-details summary { padding: 5px 0 14px; color: #415a80; font-size: 13px; cursor: pointer; }
.reader-share { min-height: 42px; margin-top: 23px; padding: 0 14px; border: 1px solid #d5e1f4; border-radius: 9px; color: #4e6da5; background: #fff; font-size: 12px; }
.reader-share:hover { background: #edf3ff; }
.reader-feedback { padding: 0 15px; color: #53749f; font-size: 12px; line-height: 1.8; }
.reader-feedback:not(:empty) { padding-block: 10px; }
.article-aside > .reader-feedback { padding-inline: 0; }
.reader-small { margin-top: 18px; color: #8b98aa; font-size: 11px; line-height: 1.8; }
.manual-copy { display: block; width: 100%; min-height: 90px; margin-top: 8px; border: 1px solid #cbd9ef; border-radius: 6px; font-family: inherit; font-size: 13px; line-height: 1.8; }
.related-content { margin: 60px 0 35px; }
.related-content > h2 { margin: 0 0 20px; font-family: Georgia, "Songti SC", serif; color: #2a3d5c; font-size: 25px; }
.related-grid, .archive-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.related-content > .content-more { margin-top: 16px; }
.reader-footer { display: flex; justify-content: space-between; flex-wrap: wrap; gap: 15px; margin-top: 48px; padding: 25px 0 35px; border-top: 1px solid #dfe6f0; color: #7c8ba1; font-size: 12px; line-height: 1.8; }
.reader-footer a { color: #4b6fae; }

.archive-header { padding: 43px 0 35px; }
.archive-header h1 { margin-top: 13px; font-size: clamp(32px, 4vw, 46px); }
.archive-header > p { max-width: 650px; color: #6b7e98; font-size: 15px; line-height: 1.9; }
.archive-controls { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 18px; padding-bottom: 24px; border-bottom: 1px solid #dfe6f0; }
.archive-categories { display: flex; flex-wrap: wrap; gap: 8px; }
.archive-categories button { min-height: 40px; padding: 0 14px; border: 1px solid #dce5f2; border-radius: 9px; color: #6b7b94; background: #fff; font-size: 12px; }
.archive-categories button[aria-pressed="true"] { border-color: #356df3; color: #fff; background: #356df3; }
.archive-search { width: min(100%, 310px); }
.archive-search input { width: 100%; min-height: 44px; padding: 10px 14px; border: 1px solid #d9e3f1; border-radius: 10px; color: #354d70; background: #fff; font-size: 14px; }
.archive-count { margin: 22px 0 18px; color: #7a8aa0; font-size: 12px; }
.archive-empty { grid-column: 1 / -1; padding: 55px 30px; border: 1px dashed #cddbed; border-radius: 16px; background: #ffffffb0; text-align: center; }
.archive-empty h1, .archive-empty h2 { color: #3e577b; font-family: Georgia, "Songti SC", serif; font-size: 23px; line-height: 1.6; }
.archive-empty p { color: #77879e; font-size: 14px; line-height: 1.8; }

.project-dossier { display: grid; grid-template-columns: 1.2fr .8fr; gap: 55px; align-items: center; margin: 25px 0 23px; padding: 48px; border: 1px solid #d9e4f3; border-radius: 22px; background: linear-gradient(125deg, #fff 40%, #edf4ff); }
.project-dossier h1 { margin-top: 12px; }
.project-dossier p { color: #687f9e; font-size: 15px; line-height: 1.95; }
.project-dossier .primary-button { margin-top: 18px; }
.project-dossier-status { padding: 27px; border: 1px solid #d9e5f5; border-radius: 16px; background: #ffffffb8; }
.project-dossier-status strong { display: block; margin-top: 20px; color: #395575; font-family: Georgia, "Songti SC", serif; font-size: 25px; line-height: 1.7; text-wrap: balance; }
.project-dossier-status p { font-size: 12px; }
.project-feature-grid { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 13px; }
.project-feature-grid article { padding: 24px; border: 1px solid #e0e7f1; border-radius: 14px; background: #fff; }
.project-feature-grid h2 { color: #344d70; font-size: 17px; }
.project-feature-grid p { color: #7889a1; font-size: 13px; line-height: 1.85; }
.project-updates { max-width: 900px; margin: 62px 0 30px; }
.project-updates > h2 { margin: 12px 0 30px; color: #2a405f; font-family: Georgia, "Songti SC", serif; font-size: 28px; }
.project-timeline { margin: 0; padding: 0; list-style: none; }
.project-timeline li { display: grid; grid-template-columns: 105px 1fr; gap: 25px; padding-bottom: 32px; }
.project-timeline time { padding-top: 5px; color: #8190a4; font: 12px/1.8 ui-monospace, monospace; }
.project-timeline li > div { position: relative; padding: 0 0 8px 27px; border-left: 1px solid #d3dff0; }
.project-timeline li > div::before { position: absolute; top: 8px; left: -4px; width: 7px; height: 7px; border-radius: 50%; background: #7495cd; content: ''; }
.project-timeline h3 { margin: 0 0 10px; color: #3d5474; font-size: 18px; line-height: 1.7; }
.project-timeline p { margin: 0; color: #7587a1; font-size: 14px; line-height: 1.9; }

@media (max-width: 860px) {
  .content-grid { gap: 11px; }
  .content-card { padding: 18px; }
  .content-card h3 { font-size: 17px; }
  .content-meta { gap: 7px; font-size: 10px; }
  .article-layout { grid-template-columns: minmax(0, 1fr); gap: 18px; }
  .article-aside { position: static; grid-row: 1; display: flex; flex-wrap: wrap; align-items: center; gap: 8px 12px; padding: 13px 17px; border: 1px solid #dfe7f3; border-radius: 12px; background: #fff; }
  .article-aside .toc-details { flex: 1; min-width: 0; }
  .article-aside .toc-details[open] { flex-basis: 100%; }
  .toc-details summary { padding-bottom: 5px; }
  .article-aside .reader-share { margin-top: 0; }
  .article-aside > .reader-feedback:not(:empty) { flex-basis: 100%; }
  .reader-small { display: none; }
  .article-body { padding: 30px; }
  .project-dossier { gap: 25px; padding: 30px; }
  .project-dossier-status { padding: 18px; }
  .project-feature-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}
@media (max-width: 680px) {
  .latest-section { padding-top: 30px; padding-bottom: 0; }
  .latest-section .section-heading { display: block; }
  .latest-section .content-more { margin-top: 8px; }
  .content-grid { grid-template-columns: 1fr; gap: 10px; }
  .content-card { padding: 19px; border-radius: 13px; }
  .content-card h3 { margin-top: 13px; font-size: 18px; }
  .content-card > p { font-size: 13px; }
  .content-card-foot { padding-top: 18px; }
  .content-meta { gap: 8px 10px; font-size: 11px; }
  #readingView { padding-top: 14px; }
  .content-breadcrumb { font-size: 11px; gap: 7px; }
  .article-header { padding: 17px 0 25px; }
  .article-header h1 { margin: 17px 0 13px; font-size: 27px; line-height: 1.65; }
  .article-summary { font-size: 14px; }
  .content-tags { gap: 6px; margin-top: 17px; }
  .content-tags a { font-size: 11px; }
  .article-body { padding: 23px 20px; border-radius: 13px; font-size: 15px; line-height: 2; }
  .article-body h2 { margin-top: 29px; font-size: 20px; }
  .article-code pre { padding: 14px; font-size: 12px; }
  .article-callout { padding: 13px 15px; font-size: 13px; }
  .article-body ul { padding-left: 20px; }
  .related-content { margin-top: 39px; }
  .related-content > h2 { font-size: 22px; }
  .archive-header { padding: 30px 0 20px; }
  .archive-header h1 { font-size: 31px; }
  .archive-header > p { font-size: 13px; }
  .archive-controls { gap: 17px; }
  .archive-categories { gap: 7px; }
  .archive-categories button { min-height: 39px; padding: 0 11px; font-size: 12px; }
  .archive-search { width: 100%; }
  .archive-search input { font-size: 16px; }
  .archive-empty { padding: 32px 18px; }
  .archive-empty h2 { font-size: 20px; }
  .project-dossier { grid-template-columns: 1fr; gap: 23px; padding: 24px; margin-top: 17px; border-radius: 16px; }
  .project-dossier h1 { font-size: 34px; }
  .project-dossier p { font-size: 14px; }
  .project-dossier-status strong { margin-top: 13px; font-size: 21px; }
  .project-dossier-status p { font-size: 12px; }
  .project-feature-grid { gap: 9px; }
  .project-feature-grid article { padding: 17px; }
  .project-feature-grid h2 { font-size: 16px; }
  .project-feature-grid p { font-size: 12px; }
  .project-updates { margin-top: 40px; }
  .project-updates > h2 { font-size: 25px; }
  .project-timeline li { grid-template-columns: 1fr; gap: 10px; padding-bottom: 28px; }
  .project-timeline h3 { font-size: 17px; }
  .project-timeline p { font-size: 13px; }
  .reader-footer { margin-top: 36px; font-size: 11px; }
}