*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; background: #fff; color: #111116; font-family: var(--font-sans, Arial, sans-serif); }
a { color: #1d4ed8; }
a:hover { color: #020061; }
.article-header { position: sticky; top: 0; z-index: 60; background: rgb(255 255 255 / .94); backdrop-filter: blur(10px); border-bottom: 1px solid #e3e2e5; }
.article-spectrum { height: 4px; background: linear-gradient(90deg, #020061 0%, #6d28d9 24%, #1d4ed8 46%, #047857 68%, #b45309 86%, #c8a97d 100%); }
.article-nav { max-width: 1240px; height: 68px; margin: 0 auto; padding: 0 32px; display: flex; align-items: center; gap: 24px; }
.article-nav img { display: block; width: auto; height: 26px; }
.article-nav nav { display: flex; gap: 4px; margin-left: 8px; }
.article-nav nav a { display: flex; align-items: center; min-height: 34px; padding: 0 12px; border-radius: 8px; color: #232229; font-size: 14px; font-weight: 550; text-decoration: none; white-space: nowrap; }
.article-nav nav a:hover { background: #f3f3f4; }
.article-nav nav a[aria-current="page"] { background: #ebf0fa; color: #020061; font-weight: 700; }
.nav-spacer { flex: 1; }
.nav-login { color: #232229; font-size: 14px; font-weight: 650; text-decoration: none; }
.nav-map { display: inline-flex; align-items: center; min-height: 38px; padding: 0 14px; border: 1px solid #e3e2e5; border-radius: 9px; color: #232229; font-size: 14px; font-weight: 700; text-decoration: none; }
.nav-map:hover { border-color: #adc1eb; background: #f7faff; }
.reading-track { height: 3px; background: #f0eff1; }
.reading-track span { display: block; width: 0; height: 100%; background: linear-gradient(90deg, #020061, #6d28d9); }
.article-layout { max-width: 1240px; margin: 0 auto; padding: 28px 32px 0; display: grid; grid-template-columns: minmax(0, 1fr) 292px; gap: 40px; align-items: start; }
.article-main { width: 100%; max-width: 790px; min-width: 0; }
.breadcrumbs { margin-bottom: 18px; color: #7d7c86; font-size: 12.5px; }
.breadcrumbs ol { display: flex; align-items: center; gap: 7px; margin: 0; padding: 0; list-style: none; flex-wrap: wrap; }
.breadcrumbs li { display: inline-flex; align-items: center; min-width: 0; }
.breadcrumbs li:not(:last-child)::after { content: "/"; margin-left: 7px; color: #b6b5bc; font-weight: 400; }
.breadcrumbs a { color: #56555f; font-weight: 650; text-decoration: none; }
.breadcrumbs a:hover { color: #020061; text-decoration: underline; text-underline-offset: 3px; }
.breadcrumbs [aria-current="page"] { color: #047857; font-weight: 700; }
.article-main h1 { margin: 0 0 16px; font-family: var(--font-display, Georgia, serif); font-size: 40px; font-weight: 800; line-height: 1.13; letter-spacing: -.032em; text-wrap: pretty; }
.article-lead { margin: 0 0 22px; color: #3b3a44; font-size: 18.5px; line-height: 1.55; text-wrap: pretty; }
.article-meta { display: flex; align-items: center; gap: 14px; padding: 14px 0; margin-bottom: 26px; border-top: 1px solid #e3e2e5; border-bottom: 1px solid #e3e2e5; flex-wrap: wrap; }
.author-mark { width: 38px; height: 38px; display: grid; place-items: center; border-radius: 99px; background: #ebf0fa; color: #020061; font-size: 12px; font-weight: 850; }
.author-copy { line-height: 1.35; }
.author-copy strong { display: block; font-size: 13.5px; }
.author-copy span, .date-copy { color: #7d7c86; font-size: 12px; }
.meta-rule { width: 1px; height: 30px; background: #e3e2e5; }
.share-button { margin-left: auto; min-height: 34px; padding: 0 12px; border: 1px solid #e3e2e5; border-radius: 8px; background: #fff; color: #232229; font: 650 12.5px/1 var(--font-sans, Arial, sans-serif); cursor: pointer; }
.share-button:hover { border-color: #d4b88e; }
.fact-grid { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 14px; padding: 18px 20px; margin-bottom: 30px; border: 1px solid #e3e2e5; border-radius: 16px; background: #fbfbfc; }
.fact-grid > div { min-width: 0; }
.fact-grid b { display: block; color: #020061; font-family: var(--font-display, Georgia, serif); font-size: 21px; line-height: 1.15; }
.fact-grid span { display: block; margin-top: 5px; color: #56555f; font-size: 12px; line-height: 1.4; }
.article-body { color: #232229; font-size: 16.5px; line-height: 1.72; }
.article-body h2 { margin: 38px 0 13px; color: #111116; font-family: var(--font-display, Georgia, serif); font-size: 26px; font-weight: 780; line-height: 1.25; letter-spacing: -.02em; scroll-margin-top: 96px; text-wrap: pretty; }
.article-body h3 { margin: 25px 0 9px; color: #111116; font-size: 19px; line-height: 1.35; scroll-margin-top: 96px; }
.article-body p { margin: 0 0 17px; }
.article-body ul, .article-body ol { margin: 0 0 19px; padding-left: 23px; }
.article-body li { margin-bottom: 8px; }
.direct-answer { margin: 0 0 28px; padding: 18px 20px; border-left: 3px solid #c8a97d; border-radius: 0 12px 12px 0; background: #f9f5f0; }
.direct-answer strong { display: block; margin-bottom: 6px; color: #8c6a3f; font-size: 11px; letter-spacing: .08em; text-transform: uppercase; }
.direct-answer p { margin: 0; color: #292832; font-size: 17px; line-height: 1.6; }
.article-note { margin: 23px 0; padding: 17px 19px; border: 1px solid #adc1eb; border-radius: 13px; background: #f7faff; }
.article-note b { display: block; margin-bottom: 5px; color: #020061; }
.article-infographic { margin: 25px 0 29px; overflow: hidden; border: 1px solid #cbd9f1; border-radius: 17px; background: linear-gradient(145deg, #f7faff, #f1faf6); }
.article-infographic figcaption { display: flex; align-items: baseline; justify-content: space-between; gap: 18px; padding: 15px 18px; border-bottom: 1px solid #dce6f3; background: rgb(255 255 255 / .68); }
.article-infographic figcaption strong { color: #020061; font-size: 14px; line-height: 1.35; }
.article-infographic figcaption span { color: #56555f; font-size: 11.5px; line-height: 1.4; text-align: right; }
.infographic-steps { display: grid; grid-template-columns: repeat(auto-fit, minmax(118px, 1fr)); }
.infographic-step { position: relative; min-width: 0; padding: 18px 15px 19px; }
.infographic-step:not(:last-child)::after { content: ""; position: absolute; top: 18px; right: 0; bottom: 18px; width: 1px; background: #dce6f3; }
.infographic-step > b { display: inline-grid; min-width: 34px; min-height: 30px; padding: 5px 8px; place-items: center; border-radius: 9px; background: #020061; color: #fff; font-size: 11px; line-height: 1; }
.infographic-step > strong { display: block; margin: 11px 0 5px; color: #111116; font-size: 13px; line-height: 1.3; }
.infographic-step > span { display: block; color: #56555f; font-size: 11.5px; line-height: 1.45; }
.table-wrap { max-width: 100%; margin: 24px 0 28px; overflow-x: auto; border: 1px solid #e3e2e5; border-radius: 14px; -webkit-overflow-scrolling: touch; }
.table-wrap table { width: 100%; min-width: 620px; border-collapse: collapse; background: #fff; font-size: 13.5px; line-height: 1.45; }
.table-wrap caption { padding: 13px 15px; background: #fbfbfc; color: #56555f; font-size: 12px; font-weight: 700; text-align: left; }
.table-wrap th { padding: 11px 13px; background: #f3f3f4; color: #232229; font-size: 12px; text-align: left; vertical-align: top; }
.table-wrap td { padding: 12px 13px; border-top: 1px solid #f0eff1; vertical-align: top; }
.table-wrap tr:hover td { background: #fbfbfc; }
.formula { margin: 22px 0; padding: 16px 18px; border-radius: 12px; background: #020061; color: #fff; font-size: 15px; font-weight: 700; text-align: center; }
.faq { margin-top: 38px; }
.faq details { border-top: 1px solid #e3e2e5; }
.faq details:last-child { border-bottom: 1px solid #e3e2e5; }
.faq summary { padding: 15px 2px; color: #111116; font-weight: 700; cursor: pointer; }
.faq details p { padding: 0 2px 15px; margin: 0; color: #56555f; }
.sources { margin-top: 36px; padding: 18px 20px; border-radius: 14px; background: #fbfbfc; }
.sources h2 { margin-top: 0; font-size: 20px; }
.sources ol { margin-bottom: 0; color: #56555f; font-size: 13.5px; }
.sources a { overflow-wrap: anywhere; }
.related { margin-top: 34px; }
.related h2 { margin: 3px 0 14px; font-size: 21px; }
.related-heading { display: flex; align-items: end; justify-content: space-between; gap: 18px; }
.related-heading span { color: #8c6a3f; font-size: 10.5px; font-weight: 750; letter-spacing: .08em; text-transform: uppercase; }
.category-index-link { margin-bottom: 14px; color: #020061; font-size: 12.5px; font-weight: 750; text-decoration: none; white-space: nowrap; }
.category-index-link:hover { text-decoration: underline; text-underline-offset: 3px; }
.related-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 13px; }
.related-grid a { padding: 15px; border: 1px solid #e3e2e5; border-radius: 14px; color: #111116; text-decoration: none; }
.related-grid a:hover { border-color: #adc1eb; box-shadow: 0 18px 36px -28px rgb(10 8 40 / .35); }
.related-grid small { display: block; margin-bottom: 7px; color: #047857; font-weight: 750; text-transform: uppercase; }
.related-grid strong { display: block; font-size: 14px; line-height: 1.4; }
.article-aside { position: sticky; top: 100px; display: grid; gap: 14px; }
.aside-card { padding: 15px 16px; border: 1px solid #e3e2e5; border-radius: 14px; }
.aside-card h2 { margin: 0 0 10px; color: #8c6a3f; font-size: 11px; letter-spacing: .08em; text-transform: uppercase; }
.toc { display: grid; gap: 2px; }
.toc a { padding: 6px 8px; border-radius: 7px; color: #56555f; font-size: 12.5px; font-weight: 600; line-height: 1.4; text-decoration: none; }
.toc a:hover, .toc a.is-active { background: #ebf0fa; color: #020061; }
.aside-card ul { margin: 0; padding-left: 18px; color: #56555f; font-size: 12.5px; line-height: 1.55; }
.aside-card li { margin-bottom: 6px; }
.map-card { border-color: #ebdbc5; background: #f9f5f0; }
.cluster-card { border-color: #b9dfd0; background: #f1faf6; }
.cluster-card strong { display: block; margin-bottom: 6px; font-size: 13px; }
.cluster-card p { margin: 0 0 11px; color: #56555f; font-size: 12.5px; line-height: 1.5; }
.cluster-card a { color: #047857; font-size: 12.5px; font-weight: 750; text-decoration: none; }
.cluster-card a:hover { text-decoration: underline; text-underline-offset: 3px; }
.map-card strong { display: block; margin-bottom: 6px; font-size: 13px; }
.map-card p { margin: 0 0 11px; color: #56555f; font-size: 12.5px; line-height: 1.5; }
.map-card a { display: inline-flex; align-items: center; min-height: 36px; padding: 0 12px; border-radius: 8px; background: #020061; color: #fff; font-size: 12.5px; font-weight: 750; text-decoration: none; }
.newsletter-card { border-color: #ebdbc5; background: #f9f5f0; }
.newsletter-card > strong { display: block; margin-bottom: 5px; font-size: 13px; }
.newsletter-card > p { margin: 0 0 11px; color: #56555f; font-size: 12px; line-height: 1.45; }
.newsletter-form { display: grid; gap: 8px; min-width: 0; }
.newsletter-form > label:not(.newsletter-consent) { min-width: 0; }
.newsletter-form input[type="text"], .newsletter-form input[type="email"] { width: 100%; min-width: 0; height: 36px; padding: 0 10px; border: 1px solid #d8d7dc; border-radius: 8px; background: #fff; color: #111116; font: 13px/1 var(--font-sans, Arial, sans-serif); }
.newsletter-form input[type="text"]:focus, .newsletter-form input[type="email"]:focus { border-color: #1d4ed8; outline: 3px solid rgb(29 78 216 / .14); }
.newsletter-consent { display: flex; align-items: flex-start; gap: 7px; color: #56555f; font-size: 10.75px; line-height: 1.42; }
.newsletter-consent input { width: 15px; height: 15px; margin: 1px 0 0; flex: none; accent-color: #020061; }
.newsletter-consent a { font-weight: 700; }
.newsletter-form button { min-height: 36px; border: 0; border-radius: 8px; background: #020061; color: #fff; font: 750 12.5px/1 var(--font-sans, Arial, sans-serif); cursor: pointer; }
.newsletter-form button:hover { background: #141173; }
.newsletter-form button:disabled { cursor: wait; opacity: .65; }
.newsletter-status { margin: 0; padding: 8px 9px; border-radius: 8px; font-size: 11.5px; font-weight: 650; line-height: 1.4; }
.newsletter-status[data-kind="success"] { border: 1px solid #a7e8cf; background: #ecfdf5; color: #046c52; }
.newsletter-status[data-kind="error"] { border: 1px solid #f1b8b8; background: #fff4f4; color: #9f1239; }
.newsletter-trap, .visually-hidden { position: absolute !important; width: 1px !important; height: 1px !important; padding: 0 !important; margin: -1px !important; overflow: hidden !important; clip: rect(0, 0, 0, 0) !important; white-space: nowrap !important; border: 0 !important; }
.article-footer { margin-top: 56px; border-top: 1px solid #e3e2e5; background: #fbfbfc; }
.article-footer div { max-width: 1240px; margin: 0 auto; padding: 24px 32px; display: flex; gap: 16px; align-items: center; flex-wrap: wrap; }
.article-footer span, .article-footer a { color: #7d7c86; font-size: 12px; text-decoration: none; }

.article-cover { margin: 24px 0 26px; overflow: hidden; border: 1px solid #d8d7dc; border-radius: 18px; background: #eef2f7; box-shadow: 0 24px 54px -40px rgb(10 8 40 / .5); }
.article-cover img { display: block; width: 100%; height: auto; aspect-ratio: 16 / 9; object-fit: cover; }
.article-cover figcaption { padding: 11px 14px; color: #666570; font-size: 12px; line-height: 1.5; }

.category-page { max-width: 1120px; margin: 0 auto; padding: 30px 32px 0; }
.category-hero { max-width: 840px; padding: 38px 0 42px; }
.category-kicker { color: #8c6a3f; font-size: 10.5px; font-weight: 800; letter-spacing: .09em; text-transform: uppercase; }
.category-hero h1 { margin: 9px 0 15px; font-family: var(--font-display, Georgia, serif); font-size: clamp(38px, 6vw, 58px); line-height: 1.06; letter-spacing: -.04em; text-wrap: balance; }
.category-hero > p { max-width: 730px; margin: 0; color: #3b3a44; font-size: 18px; line-height: 1.6; }
.category-facts { display: flex; gap: 12px; margin-top: 24px; flex-wrap: wrap; }
.category-facts span { padding: 9px 12px; border: 1px solid #e3e2e5; border-radius: 99px; color: #56555f; font-size: 12.5px; }
.category-facts b { color: #020061; }
.category-cover { margin: -8px 0 42px; overflow: hidden; border: 1px solid #d8d7dc; border-radius: 20px; background: #eef2f7; box-shadow: 0 28px 60px -42px rgb(10 8 40 / .42); }
.category-cover img { display: block; width: 100%; height: auto; aspect-ratio: 16 / 9; object-fit: cover; }
.category-cover figcaption { padding: 12px 16px; color: #56555f; font-size: 12px; line-height: 1.5; }
.cluster-intro { display: grid; grid-template-columns: minmax(220px, .75fr) minmax(0, 1.25fr); gap: 38px; padding: 26px 28px; margin-bottom: 48px; border: 1px solid #b9dfd0; border-radius: 18px; background: #f1faf6; }
.cluster-intro h2, .category-section-heading h2, .cluster-map h2 { margin: 5px 0 0; font-family: var(--font-display, Georgia, serif); font-size: 27px; line-height: 1.2; letter-spacing: -.025em; }
.cluster-intro p { margin: 0; color: #3b3a44; font-size: 15.5px; line-height: 1.7; }
.category-section-heading { display: flex; align-items: end; justify-content: space-between; gap: 20px; margin-bottom: 18px; }
.category-section-heading > a { color: #020061; font-size: 13px; font-weight: 750; text-decoration: none; }
.category-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 14px; }
.topic-card { display: grid; grid-template-columns: 42px minmax(0, 1fr); gap: 14px; padding: 21px; border: 1px solid #e3e2e5; border-radius: 16px; background: #fff; }
.topic-card > span { color: #d0cfd4; font-family: var(--font-display, Georgia, serif); font-size: 22px; font-weight: 800; }
.topic-card small { color: #047857; font-size: 10.5px; font-weight: 800; letter-spacing: .07em; text-transform: uppercase; }
.topic-card h3 { margin: 7px 0 9px; font-size: 18px; line-height: 1.35; }
.topic-card h3 a { color: #111116; text-decoration: none; }
.topic-card h3 a:hover { color: #020061; }
.topic-card p { margin: 0 0 13px; color: #56555f; font-size: 13.5px; line-height: 1.55; }
.topic-read { color: #1d4ed8; font-size: 12.5px; font-weight: 750; text-decoration: none; }
.topic-read:hover { text-decoration: underline; text-underline-offset: 3px; }
.cluster-map { display: flex; align-items: center; justify-content: space-between; gap: 30px; padding: 28px 30px; margin-top: 48px; border-radius: 18px; background: #020061; color: #fff; }
.cluster-map .category-kicker { color: #d4b88e; }
.cluster-map h2 { color: #fff; }
.cluster-map p { margin: 9px 0 0; color: #dce6f8; font-size: 14px; }
.cluster-map > a { display: inline-flex; align-items: center; justify-content: center; min-height: 42px; padding: 0 16px; border-radius: 9px; background: #fff; color: #020061; font-size: 13.5px; font-weight: 800; text-decoration: none; white-space: nowrap; }
.category-newsletter { display: grid; grid-template-columns: minmax(230px, .8fr) minmax(0, 1.2fr); gap: 34px; align-items: center; padding: 26px 28px; margin-top: 48px; border: 1px solid #ebdbc5; border-radius: 18px; background: #f9f5f0; }
.category-newsletter h2 { margin: 5px 0 8px; font-family: var(--font-display, Georgia, serif); font-size: 26px; line-height: 1.2; }
.category-newsletter p { margin: 0; color: #56555f; font-size: 13.5px; line-height: 1.55; }
.category-newsletter .newsletter-form { grid-template-columns: minmax(0, 1fr) minmax(0, 1fr) auto; align-items: start; }
.category-newsletter .newsletter-consent, .category-newsletter .newsletter-status { grid-column: 1 / -1; }
.category-newsletter .newsletter-form button { min-width: 96px; }

@media (max-width: 1180px) {
  .article-nav nav { display: none; }
}
@media (max-width: 1024px) {
  .article-layout { grid-template-columns: minmax(0, 1fr); }
  .article-main { max-width: 790px; margin: 0 auto; }
  .article-aside { position: static; grid-template-columns: repeat(2, minmax(0, 1fr)); max-width: 790px; margin: 0 auto; }
  .article-aside .aside-card:first-child { grid-row: span 2; }
}
@media (max-width: 760px) {
  .article-nav { height: 58px; padding: 0 var(--mobile-gutter, 18px); gap: 12px; }
  .article-nav img { height: 24px; }
  .nav-login { display: none; }
  .nav-map { min-height: 40px; padding: 0 11px; font-size: 12.5px; }
  .article-layout { padding: 22px var(--mobile-gutter, 18px) 0; gap: 28px; }
  .article-main h1 { font-size: clamp(31px, 9vw, 39px); }
  .article-lead { font-size: 17px; }
  .article-cover { margin: 20px 0 23px; border-radius: 14px; }
  .article-meta { align-items: flex-start; }
  .meta-rule { display: none; }
  .date-copy { width: calc(100% - 56px); }
  .share-button { margin-left: 52px; }
  .fact-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .article-body { font-size: 16px; line-height: 1.68; }
  .article-body h2 { font-size: 24px; }
  .article-infographic figcaption { align-items: flex-start; flex-direction: column; gap: 5px; }
  .article-infographic figcaption span { text-align: left; }
  .infographic-steps { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .infographic-step::after { display: none; }
  .infographic-step { border-top: 1px solid #dce6f3; }
  .category-cover { margin: -6px 0 32px; border-radius: 15px; }
  .related-grid, .article-aside { grid-template-columns: minmax(0, 1fr); }
  .related-heading { align-items: flex-start; flex-direction: column; gap: 0; }
  .category-index-link { margin: 0 0 15px; }
  .article-aside .aside-card:first-child { grid-row: auto; }
  .article-footer div { padding: 22px var(--mobile-gutter, 18px); }
  .category-page { padding: 22px var(--mobile-gutter, 18px) 0; }
  .category-hero { padding: 24px 0 32px; }
  .category-hero > p { font-size: 16.5px; }
  .cluster-intro, .category-grid, .category-newsletter { grid-template-columns: minmax(0, 1fr); }
  .cluster-intro { gap: 13px; padding: 22px; margin-bottom: 38px; }
  .category-section-heading { align-items: flex-start; flex-direction: column; gap: 9px; }
  .topic-card { grid-template-columns: 34px minmax(0, 1fr); padding: 18px; }
  .cluster-map { align-items: flex-start; flex-direction: column; padding: 24px; }
  .category-newsletter { gap: 18px; padding: 22px; }
  .category-newsletter .newsletter-form { grid-template-columns: minmax(0, 1fr); }
}
@media (max-width: 430px) {
  .fact-grid { grid-template-columns: minmax(0, 1fr); }
  .share-button { width: 100%; margin-left: 0; }
  .table-wrap { margin-right: calc(-1 * var(--mobile-gutter, 18px)); border-right: 0; border-radius: 12px 0 0 12px; }
  .breadcrumbs li:last-child { max-width: 100%; }
  .breadcrumbs [aria-current="page"] { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
  .category-facts { align-items: flex-start; flex-direction: column; }
  .infographic-steps { grid-template-columns: minmax(0, 1fr); }
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
}