:root {
  --color-black: #000;
  --color-white: #fff;
  --color-border: #e5e5e5;
  --color-muted: #777;
  --color-off-white: #fafafa;
  --max-width: 1440px;
  --font-family: "Helvetica Neue", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Arial, sans-serif;
  --mobile-nav-height: 60px;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { font-family: var(--font-family); color: var(--color-black); background: var(--color-white); scroll-behavior: smooth; }
body { min-height: 100vh; line-height: 1.5; overflow-x: hidden; }
.lightbox-open, .lightbox-open body { overflow: hidden; }
a { color: inherit; text-decoration: none; }
img { display: block; max-width: 100%; }
button { color: inherit; font: inherit; }
.container { width: 100%; max-width: var(--max-width); margin: 0 auto; padding: 0 40px; }

.site-header { position: sticky; top: 0; z-index: 900; width: 100%; color: #fff; background: #000; }
.header-top-bar { height: 56px; padding: 0 40px; display: flex; align-items: center; justify-content: space-between; border-bottom: 1px solid #333; }
.header-left-actions, .header-user-actions { display: flex; align-items: center; flex: 1; }
.header-left-actions { gap: 20px; }
.header-user-actions { justify-content: flex-end; gap: 1.5rem; }
.brand-logo { display: flex; flex: 1; align-items: center; justify-content: center; }
.brand-logo-img { width: auto; height: 28px; object-fit: contain; }
.lang-toggle-link { display: flex; gap: 4px; align-items: center; font-size: .75rem; font-weight: 700; letter-spacing: 1px; }
.lang-link { color: #777; }
.lang-link.active { color: #fff; }
.lang-sep { color: #444; }
.header-search, .action-link { min-height: 44px; display: flex; align-items: center; gap: 8px; font-size: .875rem; font-weight: 500; }
.header-icon-img { width: 20px; height: 20px; object-fit: contain; filter: brightness(0) invert(1); }
.cart-icon-wrapper { position: relative; display: inline-flex; align-items: center; justify-content: center; }
.cart-count-badge { position: absolute; top: -7px; right: -9px; width: 16px; height: 16px; border-radius: 50%; display: flex; align-items: center; justify-content: center; color: #000; background: #fff; font-size: .65rem; font-weight: 800; }
.header-subnav-bar { height: 44px; display: flex; align-items: center; justify-content: center; color: #000; background: #fff; border-bottom: 1px solid var(--color-border); }
.subnav-links { display: flex; align-items: center; justify-content: center; gap: 2.4rem; list-style: none; }
.nav-item { font-size: .8125rem; font-weight: 500; white-space: nowrap; }
.burger-menu-btn, .header-mobile-right-actions { display: none; }
.mobile-menu-drawer { width: min(88vw, 360px); height: 100vh; max-height: none; margin: 0; padding: 1.5rem; color: #fff; background: #000; border: 0; }
.mobile-menu-drawer::backdrop { background: rgba(0,0,0,.65); }
.drawer-header { display: flex; align-items: center; justify-content: space-between; margin-bottom: 2rem; }
.drawer-close-btn { border: 0; background: transparent; color: #fff; font-size: 2rem; cursor: pointer; }
.drawer-links { display: flex; flex-direction: column; gap: 1.25rem; list-style: none; }
.drawer-links a { color: #fff; font-size: .9375rem; font-weight: 700; text-transform: uppercase; letter-spacing: 1px; }
.header-mobile-right-actions { align-items: center; justify-content: flex-end; gap: 1rem; flex: 1; }
.header-icon-btn { min-width: 44px; min-height: 44px; display: inline-flex; align-items: center; justify-content: center; }

.article-page { padding-top: 0; }
.breadcrumbs { display: flex; gap: .65rem; color: var(--color-muted); font-size: .75rem; font-weight: 600; letter-spacing: 1px; text-transform: uppercase; }
.breadcrumbs a:hover { color: #000; }
.article-hero { padding-top: 2rem; padding-bottom: 5rem; display: grid; grid-template-columns: minmax(0, 1.12fr) minmax(330px, .78fr); gap: 2.25rem clamp(2.5rem, 6vw, 6rem); align-items: end; }
.article-hero .breadcrumbs { grid-column: 1 / -1; }
.article-header { min-width: 0; padding-bottom: .5rem; }
.article-meta-line { display: flex; align-items: center; gap: 1rem; color: var(--color-muted); font-size: .7rem; letter-spacing: 1px; text-transform: uppercase; }
.article-tag { padding: .35rem .6rem; color: #fff; background: #000; font-weight: 800; }
.article-header h1 { max-width: 820px; margin-top: 1.15rem; font-size: clamp(2.45rem, 4.8vw, 4.9rem); line-height: .96; letter-spacing: -.05em; text-transform: uppercase; text-wrap: balance; }
.article-lead { max-width: 690px; margin-top: 1.6rem; color: #444; font-size: clamp(1rem, 1.55vw, 1.25rem); line-height: 1.5; }
.article-author { margin-top: 1.35rem; display: flex; flex-direction: column; gap: .18rem; font-size: .78rem; }
.article-author span { color: var(--color-muted); }
.article-cover { width: 100%; aspect-ratio: 1 / 1; align-self: end; background: #111; overflow: hidden; }
.article-cover img { width: 100%; height: 100%; object-fit: cover; }
.article-reader-grid { max-width: 1120px; padding-bottom: 6rem; display: grid; grid-template-columns: minmax(130px, 180px) minmax(0, 760px); justify-content: center; gap: clamp(2.5rem, 5vw, 4.5rem); align-items: start; }
.article-reader-grid.without-toc { grid-template-columns: minmax(0, 760px); }
.article-toc { position: sticky; top: 130px; padding-top: .4rem; }
.article-toc-title { padding-bottom: .8rem; border-bottom: 1px solid #000; font-size: .7rem; font-weight: 800; letter-spacing: 1.8px; text-transform: uppercase; }
.article-toc ol { margin-top: 1rem; list-style: none; }
.article-toc li + li { margin-top: .85rem; }
.article-toc a { color: #666; font-size: .8rem; line-height: 1.35; }
.article-toc a:hover { color: #000; }
.article-story { min-width: 0; }
.article-body { min-width: 0; max-width: 720px; font-size: 1.03rem; line-height: 1.75; }
.article-body h2 { margin: 3.5rem 0 1.1rem; padding-top: 1.5rem; border-top: 1px solid #ddd; font-size: clamp(1.65rem, 3vw, 2.25rem); line-height: 1.12; letter-spacing: -.03em; }
.article-body h2:first-child { margin-top: 0; }
.article-body h3 { margin: 2.5rem 0 1rem; font-size: 1.4rem; }
.article-body p + p, .article-body p + ul, .article-body p + ol { margin-top: 1.3rem; }
.article-body ul, .article-body ol { padding-left: 1.4rem; }
.article-body blockquote { margin: 2.5rem 0; padding: 1.5rem 0 1.5rem 1.5rem; border-left: 3px solid #000; font-size: 1.25rem; font-style: italic; }
.article-body a { border-bottom: 1px solid currentColor; }
.article-body figure { margin: 3rem 0; }
.article-body figure img { width: min(100%, 720px); height: auto; background: #f4f4f4; }
.article-body figcaption { margin-top: .6rem; color: var(--color-muted); font-size: .75rem; }

.article-media-block { width: 100%; margin: 4.25rem 0; padding-top: 1.35rem; border-top: 1px solid #111; }
.article-media-head { display: flex; align-items: end; justify-content: space-between; gap: 1.5rem; margin-bottom: 1rem; }
.article-media-head > div:first-child { display: flex; flex-direction: column; gap: .32rem; }
.article-media-head > div:first-child span { color: var(--color-muted); font-size: .62rem; font-weight: 800; letter-spacing: 2px; }
.article-media-head strong { font-size: clamp(1.4rem, 2.5vw, 2rem); line-height: 1; }
.article-media-nav { display: flex; align-items: center; gap: .45rem; }
.article-media-nav span { min-width: 64px; color: var(--color-muted); font-size: .68rem; letter-spacing: 1px; }
.article-media-nav button { width: 38px; height: 38px; border: 1px solid #111; background: #fff; cursor: pointer; transition: color .2s, background .2s; }
.article-media-nav button:hover { color: #fff; background: #000; }
.article-media-swiper, .article-media-static { width: 100%; aspect-ratio: 3 / 2; overflow: hidden; background: #f4f4f2; }
.article-media-swiper .swiper-wrapper, .article-media-swiper .swiper-slide { height: 100%; }
.article-media-layout { width: 100%; height: 100%; display: grid; grid-template-columns: minmax(0, 2fr) minmax(0, 1fr); overflow: hidden; background: #f4f4f2; }
.article-media-frame { position: relative; min-width: 0; width: 100%; height: 100%; padding: 0; overflow: hidden; border: 0; background: #e9e9e7; cursor: zoom-in; }
.article-media-frame img { display: block; width: 100%; height: 100%; max-width: 100%; max-height: 100%; object-fit: cover; }
.article-media-frame-index { width: 50px; height: 50px; display: grid; place-items: center; color: #fff; background: #000; font-size: .82rem; font-weight: 800; letter-spacing: 1px; }
.article-media-copy { min-width: 0; display: flex; flex-direction: column; justify-content: space-between; padding: clamp(1.4rem, 3vw, 2.6rem); }
.article-media-copy p { max-width: 18ch; font-size: clamp(1rem, 1.8vw, 1.3rem); line-height: 1.45; }
.article-media-static .article-media-copy { justify-content: center; }
.article-media-swiper .swiper-slide:nth-child(even) .article-media-layout { grid-template-columns: minmax(0, 1fr) minmax(0, 2fr); }
.article-media-swiper .swiper-slide:nth-child(even) .article-media-frame { order: 2; }
.article-media-swiper .swiper-slide:nth-child(even) .article-media-copy { order: 1; }
.article-photo-index { margin-top: 6rem; padding-top: 1.5rem; border-top: 1px solid #111; }
.article-photo-index-head span { color: var(--color-muted); font-size: .62rem; font-weight: 800; letter-spacing: 2px; }
.article-photo-index-head h2 { margin-top: .35rem; font-size: clamp(1.7rem, 3vw, 2.5rem); line-height: 1; }
.article-photo-grid { margin-top: 1.5rem; display: grid; grid-template-columns: repeat(4, 1fr); gap: .5rem; }
.article-photo-grid button { position: relative; aspect-ratio: 1 / 1; padding: 0; overflow: hidden; border: 0; background: #eee; cursor: zoom-in; }
.article-photo-grid img { width: 100%; height: 100%; object-fit: cover; }
.article-photo-grid span { position: absolute; right: .55rem; bottom: .5rem; min-width: 25px; padding: .2rem .3rem; color: #fff; background: #000; font-size: .58rem; font-weight: 800; letter-spacing: 1px; }

.article-lightbox { width: min(1180px, calc(100vw - 2rem)); height: min(860px, calc(100dvh - 2rem)); max-width: none; max-height: none; margin: auto; padding: 0; overflow: hidden; border: 0; color: #fff; background: #080808; }
.article-lightbox::backdrop { background: rgba(0, 0, 0, .88); }
.article-lightbox-shell { position: relative; width: 100%; height: 100%; padding: 52px 68px 28px; }
.article-lightbox-head { position: absolute; inset: 0 0 auto; z-index: 5; height: 52px; padding: 0 16px; display: flex; align-items: center; justify-content: space-between; background: #080808; }
.article-lightbox-head span { font-size: .68rem; letter-spacing: 1px; }
.article-lightbox-head button { width: 42px; height: 42px; color: #fff; background: transparent; border: 0; font-size: 2rem; line-height: 1; cursor: pointer; }
.article-lightbox-swiper { width: 100%; height: 100%; }
.article-lightbox-swiper .swiper-slide { height: 100%; display: grid; grid-template-rows: minmax(0, 1fr) auto; align-items: center; }
.article-lightbox-swiper .swiper-zoom-container { width: 100%; height: 100%; min-height: 0; }
.article-lightbox-swiper img { width: 100%; height: 100%; object-fit: contain; }
.article-lightbox-swiper p { min-height: 36px; padding: .7rem 0 0; color: #bbb; font-size: .75rem; text-align: center; }
.article-lightbox-arrow { position: absolute; top: 50%; z-index: 5; width: 42px; height: 42px; margin-top: -21px; color: #fff; background: #080808; border: 1px solid #444; cursor: pointer; }
.article-lightbox-arrow.previous { left: 14px; }
.article-lightbox-arrow.next { right: 14px; }
.article-lightbox-arrow:hover { color: #000; background: #fff; }

.related-publications { padding: 5rem 0; background: var(--color-off-white); border-top: 1px solid var(--color-border); }
.section-tag { display: block; color: var(--color-muted); font-size: .72rem; font-weight: 700; letter-spacing: 2.4px; }
.related-heading-row h2 { margin-top: .6rem; font-size: clamp(2rem, 4vw, 3.4rem); line-height: 1; }
.related-grid { margin-top: 2.5rem; display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.5rem; }
.related-card { min-width: 0; display: flex; flex-direction: column; background: #fff; border: 1px solid var(--color-border); transition: border-color .2s, transform .2s; }
.related-card:hover { border-color: #000; transform: translateY(-2px); }
.related-card-media { display: block; aspect-ratio: 1 / 1; overflow: hidden; background: #f0f0f0; }
.related-card-media img { width: 100%; height: 100%; object-fit: cover; }
.related-card-copy { min-height: 220px; padding: 1.5rem; display: flex; flex-direction: column; }
.related-card-meta { color: var(--color-muted); font-size: .68rem; letter-spacing: 1px; text-transform: uppercase; }
.related-card strong { margin-top: 1rem; font-size: 1.15rem; line-height: 1.25; }
.related-card-link { margin-top: auto; padding-top: 1.5rem; font-size: .72rem; font-weight: 800; letter-spacing: 1px; }

.status-page { min-height: calc(100vh - 100px); display: flex; align-items: center; background: #fafafa; }
.status-page-inner { padding-top: 6rem; padding-bottom: 7rem; }
.status-kicker { font-size: .75rem; font-weight: 800; letter-spacing: 3px; }
.status-page h1 { max-width: 980px; margin-top: 1.2rem; font-size: clamp(3rem, 7vw, 7rem); line-height: .94; letter-spacing: -.055em; text-transform: uppercase; }
.status-page p { max-width: 620px; margin-top: 2rem; color: #555; font-size: 1rem; }
.status-action { display: inline-block; margin-top: 2rem; padding-bottom: .3rem; border-bottom: 2px solid #000; font-size: .75rem; font-weight: 800; letter-spacing: 1.5px; }

.site-footer-black { padding: 3rem 0 1.5rem; color: #fff; background: #000; }
.footer-top-grid { display: grid; grid-template-columns: 1.35fr repeat(4, 1fr); gap: 2rem; }
.footer-logo-img { width: auto; height: 24px; object-fit: contain; }
.footer-column-title { margin-bottom: 1rem; color: #777; font-size: .65rem; font-weight: 800; letter-spacing: 1.5px; }
.footer-link-list { list-style: none; }
.footer-link-list li + li { margin-top: .55rem; }
.footer-link-list a { color: #ddd; font-size: .75rem; }
.footer-bottom-copy { margin-top: 2.5rem; padding-top: 1.25rem; border-top: 1px solid #222; color: #666; font-size: .68rem; }
.mobile-nav-bar { display: none; }

@media (max-width: 991px) {
  .header-top-bar { padding: 0 1rem; }
  .desktop-only, .header-subnav-bar { display: none; }
  .burger-menu-btn { min-width: 44px; min-height: 44px; display: inline-flex; align-items: center; justify-content: center; background: transparent; border: 0; }
  .header-mobile-right-actions { display: flex; }
  .brand-logo-img { height: 23px; }
  .article-hero { grid-template-columns: minmax(0, 1.08fr) minmax(300px, .72fr); gap: 2rem; }
  .article-header h1 { font-size: clamp(2.35rem, 5.5vw, 3.8rem); }
  .article-reader-grid { grid-template-columns: 140px minmax(0, 1fr); gap: 2.5rem; }
  .related-grid { grid-template-columns: 1fr 1fr; }
  .footer-top-grid { grid-template-columns: repeat(2, 1fr); }
  .footer-top-grid > div:first-child { grid-column: 1 / -1; }
}

@media (max-width: 767px) {
  body { padding-bottom: var(--mobile-nav-height); }
  .container { padding-left: 1rem; padding-right: 1rem; }
  .article-page { padding-top: 0; }
  .article-hero { padding-top: 1.25rem; padding-bottom: 3rem; grid-template-columns: 1fr; gap: 1.6rem; }
  .article-hero .breadcrumbs { grid-column: auto; overflow: hidden; white-space: nowrap; }
  .article-header { padding-bottom: 0; }
  .article-meta-line { flex-wrap: wrap; }
  .article-header h1 { font-size: clamp(2.3rem, 11vw, 3.6rem); }
  .article-cover { width: calc(100% + 2rem); margin-left: -1rem; }
  .article-reader-grid { padding-bottom: 4rem; grid-template-columns: 1fr; gap: 2rem; }
  .article-reader-grid.without-toc { grid-template-columns: 1fr; }
  .article-toc { position: static; }
  .article-body { font-size: 1rem; }
  .article-media-block { margin: 3.5rem 0; }
  .article-media-swiper { height: auto; aspect-ratio: auto; }
  .article-media-swiper .swiper-wrapper, .article-media-swiper .swiper-slide { height: auto; }
  .article-media-static { aspect-ratio: auto; }
  .article-media-layout, .article-media-swiper .swiper-slide:nth-child(even) .article-media-layout { height: auto; grid-template-columns: 1fr; grid-template-rows: auto 140px; }
  .article-media-frame { order: 1 !important; aspect-ratio: 1 / 1; }
  .article-media-copy { min-height: 140px; order: 2 !important; padding: 1.2rem; }
  .article-media-copy p { max-width: 34ch; font-size: 1rem; }
  .article-media-frame-index { width: 44px; height: 44px; font-size: .76rem; }
  .article-photo-index { margin-top: 4rem; }
  .article-photo-grid { grid-template-columns: repeat(3, 1fr); gap: .35rem; }
  .article-lightbox { width: 100vw; height: 100dvh; }
  .article-lightbox-shell { padding: 52px 0 24px; }
  .article-lightbox-arrow { top: auto; bottom: 16px; }
  .article-lightbox-arrow.previous { left: 16px; }
  .article-lightbox-arrow.next { right: 16px; }
  .article-lightbox-swiper p { padding-left: 70px; padding-right: 70px; }
  .related-publications { padding: 3.5rem 0; }
  .related-grid { grid-template-columns: 1fr; }
  .related-card { display: grid; grid-template-columns: 140px 1fr; }
  .related-card-copy { min-height: 140px; padding: 1rem; }
  .site-footer-black { padding-bottom: 3rem; }
  .mobile-nav-bar { position: fixed; left: 0; right: 0; bottom: 0; z-index: 950; height: var(--mobile-nav-height); display: grid; grid-template-columns: repeat(5, 1fr); color: #aaa; background: #000; border-top: 1px solid #333; }
  .mobile-nav-item { display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 2px; }
  .mobile-nav-svg-icon, .mobile-nav-icon-img { width: 20px; height: 20px; object-fit: contain; stroke: currentColor; filter: brightness(0) invert(.65); }
  .mobile-nav-label { font-size: .52rem; font-weight: 700; letter-spacing: .3px; }
}

.preview-ribbon {
  position: relative;
  z-index: 800;
  padding: 10px 18px;
  color: #fff;
  background: #6e251f;
  font-size: .6875rem;
  font-weight: 700;
  letter-spacing: .08em;
  text-align: center;
}

.preview-ribbon a { text-decoration: underline; }