/* Scoped reading and procurement content. Existing desktop/mobile identity stays in styles.css. */
body.content-ui {
  --reading-ink: var(--text, #23282f);
  --reading-heading: var(--ink, #101214);
  --reading-muted: #536176;
  --reading-link: #096783;
  --reading-focus: #087d98;
  --reading-line: #d5e0e7;
  --reading-surface: #f4f8fb;
  --reading-table-head: #eaf2f7;
  --reading-table-key: #f4f8fb;
  --reading-width: 780px;
}

.content-ui main :is(h1, h2, h3) {
  text-wrap: balance;
  overflow-wrap: anywhere;
}

.content-ui main :is(p, li) {
  text-wrap: pretty;
}

.content-ui main :is(h2, h3, section)[id] {
  scroll-margin-top: 112px;
}

.content-ui main :is(p, li, td, th, figcaption) a:not(.button) {
  color: var(--reading-link);
  text-decoration: underline;
  text-decoration-thickness: 1px;
  text-underline-offset: 3px;
  overflow-wrap: anywhere;
}

.content-ui main :is(p, li, td, th, figcaption) a:not(.button):hover {
  text-decoration-thickness: 2px;
}

.content-ui main code {
  padding: 0.12em 0.35em;
  border-radius: 4px;
  background: var(--reading-surface);
  color: var(--reading-ink);
  font-size: 0.94em;
  overflow-wrap: anywhere;
  white-space: normal;
}

.content-ui main pre {
  max-width: 100%;
  overflow-x: auto;
}

.content-ui .reading-table-wrap {
  max-width: 100%;
  border-color: var(--reading-line);
  border-radius: 8px;
  overscroll-behavior-x: contain;
}

.content-ui .reading-table-wrap:focus-visible,
.content-ui .reading-toc summary:focus-visible,
.content-ui .reading-toc a:focus-visible {
  outline: 3px solid var(--reading-focus);
  outline-offset: 3px;
}

.content-ui .reading-table-wrap:focus-visible { outline-offset: -3px; }

.content-ui .reading-table {
  min-width: 720px;
  table-layout: fixed;
}

.content-ui .reading-table[data-columns="4"] { min-width: 880px; }
.content-ui .reading-table[data-columns="5"] { min-width: 1020px; }
.content-ui .reading-table[data-columns="6"] { min-width: 960px; }
.content-ui .reading-table col:first-child { width: 22%; }
.content-ui .reading-table[data-columns="5"] col:first-child { width: 18%; }
.content-ui .reading-table[data-columns="6"] col:first-child { width: 14%; }

.content-ui .reading-table :is(th, td) {
  padding: 16px;
  border-color: var(--reading-line);
  color: var(--reading-ink);
  font-size: 15px;
  line-height: 1.8;
  overflow-wrap: anywhere;
}

.content-ui .reading-table thead th {
  background: var(--reading-table-head);
  color: var(--reading-heading);
  font-weight: 700;
}

.content-ui .reading-table tbody th[scope="row"] {
  background: var(--reading-table-key);
  color: var(--reading-heading);
  font-size: 15px;
  font-weight: 600;
}

.content-ui .table-scroll-hint {
  display: none;
}

.content-ui .reading-toc {
  width: 100%;
  max-width: var(--reading-width);
  margin: 24px auto 36px;
  border-block: 1px solid var(--reading-line);
  color: var(--reading-ink);
}

.content-ui .reading-toc summary {
  min-height: 52px;
  padding: 14px 8px;
  cursor: pointer;
  color: var(--reading-heading);
  font-size: 16px;
  font-weight: 650;
  line-height: 1.5;
}

.content-ui .reading-toc summary:hover { color: var(--reading-link); }
.content-ui .reading-toc summary::marker { color: var(--reading-link); }

.content-ui .reading-toc summary span {
  margin-inline-start: 10px;
  color: var(--reading-muted);
  font-size: 14px;
  font-weight: 400;
}

.content-ui .reading-toc ol {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0 24px;
  margin: 0;
  padding: 0 8px 16px;
  list-style: none;
}

.content-ui .reading-toc li { min-width: 0; }

.content-ui .reading-toc a {
  display: flex;
  align-items: center;
  min-height: 44px;
  padding: 9px 0;
  font-size: 15px;
  line-height: 1.65;
}

.content-ui .reading-index-nav { padding-block: 4px; }
.content-ui .reading-index-nav .reading-toc { max-width: 100%; margin-block: 16px 0; }
.content-ui .reading-subheading { margin: 32px 0 12px; font-size: 22px; line-height: 1.45; }

.content-ui .reading-download {
  display: inline-flex;
  align-items: center;
  min-height: 44px;
  padding: 8px 0;
}

@media (min-width: 761px) {
  html body.content-ui main.article {
    width: min(1040px, calc(100% - 48px));
    max-width: 1040px;
  }

  .content-ui main.article > :is(h1, h2, h3, p, ul, ol, .article-disclosure),
  .content-ui main.article > .reading-section > :is(h2, h3, p, ul, ol) {
    max-width: var(--reading-width);
    margin-inline: auto;
  }

  html[lang="zh-CN"] body.content-ui main.article > h1 {
    margin-bottom: 22px;
    font-size: clamp(34px, 3.6vw, 46px);
    line-height: 1.25;
    letter-spacing: -0.025em;
  }

  .content-ui main.article :is(p, li) { font-size: 17px; line-height: 1.85; }
  .content-ui main.article :is(h2, .reading-section h2) { margin-block: 48px 16px; font-size: 28px; line-height: 1.4; }
  .content-ui main.article h3 { font-size: 21px; line-height: 1.45; }
  .content-ui main.article p.article-summary { margin-block: 28px 24px; color: var(--reading-heading); }
  .content-ui main.article .article-trustline { font-size: 14px; line-height: 1.7; }
  .content-ui main.article .article-trustline > span:nth-child(2) { flex-basis: 100%; order: 1; }
  .content-ui main.article .article-disclosure { font-size: 14px; border: 1px solid #d4ba86; border-radius: 8px; }
  .content-ui main.article .reading-toc :is(li, a) { font-size: 15px; }
  .content-ui main.article :is(.article-related, .faq-section) h2 { margin-top: 0; }
  .content-ui #project-check-guides .grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

@media (max-width: 1100px) {
  html body.content-ui main p.table-scroll-hint {
    display: block;
    margin: 18px 0 8px !important;
    color: var(--reading-muted) !important;
    font-size: 14px !important;
    line-height: 1.6 !important;
  }
  .content-ui .table-scroll-hint + .reading-table-wrap { margin-top: 0; }
}

@media (max-width: 760px) {
  body.content-ui {
    --reading-ink: #deebfa;
    --reading-heading: #ffffff;
    --reading-muted: #adbed4;
    --reading-link: #79dff5;
    --reading-focus: #79dff5;
    --reading-line: #344d6b;
    --reading-surface: #10223b;
    --reading-table-head: #17314f;
    --reading-table-key: #10223b;
    --reading-width: 100%;
  }

  html body.content-ui:not(.home-page) main.article {
    width: calc(100% - 36px) !important;
    max-width: 560px !important;
  }

  html body.content-ui:not(.home-page) main.article > h1 {
    max-width: 100% !important;
    font-size: clamp(27px, 7.2vw, 34px) !important;
    line-height: 1.3 !important;
    margin-bottom: 20px !important;
  }

  html body.content-ui:not(.home-page) main :is(p, li) {
    color: var(--reading-ink) !important;
    font-size: 15px !important;
    line-height: 1.85 !important;
  }

  html body.content-ui:not(.home-page) main.article > p {
    max-width: 100% !important;
    margin-block: 0 20px !important;
  }

  html body.content-ui:not(.home-page) main.article :is(h2, h3) {
    margin-block: 32px 14px !important;
    color: var(--reading-heading) !important;
    line-height: 1.45 !important;
  }

  html body.content-ui:not(.home-page) main.article h2 { font-size: 23px !important; }
  html body.content-ui:not(.home-page) main.article h3 { font-size: 19px !important; }
  html body.content-ui:not(.home-page) main.article h2::after { display: none !important; }

  html body.content-ui:not(.home-page) main.article .reading-section {
    margin: 0 !important;
    padding: 0 !important;
    overflow: visible !important;
    border: 0 !important;
    border-radius: 0 !important;
    background: none !important;
    box-shadow: none !important;
  }

  html body.content-ui:not(.home-page) main.article .article-trustline {
    gap: 4px 14px;
    margin-bottom: 24px !important;
    color: var(--reading-muted) !important;
    font-size: 14px !important;
    line-height: 1.75 !important;
  }
  .content-ui .article-trustline > span { min-width: 0; }
  .content-ui .article-trustline > span:nth-child(2) { flex-basis: 100%; order: 1; }
  .content-ui .article-trustline a { min-height: 44px; }
  html body.content-ui:not(.home-page) main.article .article-disclosure { padding: 14px; border: 1px solid #79603a !important; border-radius: 8px; font-size: 14px; }

  html body.content-ui:not(.home-page) main :is(p, li, td, th, figcaption) a:not(.brand):not(.button):not(.nav-cta):not(.mobile-menu-cta) {
    color: var(--reading-link) !important;
    text-decoration: underline !important;
  }

  html body.content-ui:not(.home-page) main .content-author-card .content-author-label { color: #536176 !important; }
  html body.content-ui:not(.home-page) main .content-author-card .content-author-line { color: #3d5268 !important; }
  .content-ui main .content-author-card .content-author-date { color: #536176; }

  html body.content-ui:not(.home-page) main .reading-toc li,
  html body.content-ui:not(.home-page) main .reading-toc a { font-size: 15px !important; }
  .content-ui .reading-toc { margin-block: 24px 32px; }
  .content-ui .reading-toc ol { grid-template-columns: minmax(0, 1fr); gap: 0; padding-inline: 4px; }
  .content-ui .reading-toc summary { padding-inline: 4px; }
  .content-ui .reading-toc summary span { white-space: nowrap; }

  .content-ui .reading-table :is(th, td),
  .content-ui .reading-table tbody th[scope="row"] { padding: 14px; color: var(--reading-ink); font-size: 14px; line-height: 1.8; }
  .content-ui .reading-table { min-width: 512px; }
  .content-ui .reading-table[data-columns="2"] { min-width: 0; }
  .content-ui .reading-table[data-columns="4"] { min-width: 712px; }
  .content-ui .reading-table[data-columns="5"] { min-width: 912px; }
  .content-ui .reading-table[data-columns="6"] { min-width: 1112px; }
  .content-ui .reading-table[data-columns] col:first-child { width: 112px; }
  .content-ui .table-scroll-hint:has(+ .reading-table-wrap .reading-table[data-columns="2"]) { display: none !important; }
  .content-ui .reading-table thead th { color: var(--reading-heading); }
  .content-ui .reading-table tbody th[scope="row"],
  .content-ui .reading-table thead th:first-child { position: sticky; left: 0; z-index: 1; }
  .content-ui .reading-table thead th:first-child { z-index: 2; }
  .content-ui .reading-table-wrap { background: #07172e; border-color: var(--reading-line); }

  html body.content-ui:not(.home-page) main .reading-subheading { margin: 32px 0 14px !important; color: var(--reading-heading) !important; font-size: 20px !important; line-height: 1.45 !important; }
  html body.content-ui:not(.home-page) main .page-hero .service-hero-actions > .button { min-height: 48px !important; height: auto !important; padding: 12px !important; white-space: normal; }
  html body.content-ui:not(.home-page) main .section-heading h2 { line-height: 1.4 !important; }
}

@media (max-width: 359px) {
  .content-ui .reading-table { min-width: 440px; }
  .content-ui .reading-table[data-columns="4"] { min-width: 608px; }
  .content-ui .reading-table[data-columns="5"] { min-width: 776px; }
  .content-ui .reading-table[data-columns="6"] { min-width: 944px; }
  .content-ui .reading-table[data-columns] col:first-child { width: 104px; }
}

@media (prefers-reduced-motion: reduce) {
  html:has(body.content-ui) { scroll-behavior: auto; }
}