:root {
  --nav-bg: #f1f5f9;
  --nav-surface: #ffffff;
  --nav-surface-muted: #f8fafc;
  --nav-text: #0f172a;
  --nav-muted: #64748b;
  --nav-border: #e2e8f0;
  --nav-accent: #3d6280;
  --nav-accent-hover: #4d728f;
  --nav-accent-strong: #456278;
  --nav-accent-strong-hover: #527089;
  --nav-hero-bg: linear-gradient(135deg, #eff6ff, #f8fafc);
  --nav-hero-border: #bfdbfe;
  --nav-sticky-bg: rgba(255, 255, 255, 0.95);
  --nav-badge-done-bg: #334155;
  --nav-badge-done-text: #ffffff;
  --nav-badge-audience-bg: #dbeafe;
  --nav-badge-audience-text: #1e40af;
  --nav-badge-audience-border: #bfdbfe;
  --nav-badge-material_type-bg: #ede9fe;
  --nav-badge-material_type-text: #5b21b6;
  --nav-badge-material_type-border: #ddd6fe;
  --nav-badge-direction-bg: #dcfce7;
  --nav-badge-direction-text: #166534;
  --nav-badge-direction-border: #bbf7d0;
  --nav-badge-level-bg: #ffedd5;
  --nav-badge-level-text: #9a3412;
  --nav-badge-level-border: #fed7aa;
  --nav-badge-format-bg: #e0f2fe;
  --nav-badge-format-text: #075985;
  --nav-badge-format-border: #bae6fd;
  --nav-badge-conditions-bg: #fce7f3;
  --nav-badge-conditions-text: #9d174d;
  --nav-badge-conditions-border: #fbcfe8;
  --nav-badge-other-bg: #f1f5f9;
  --nav-badge-other-text: #334155;
  --nav-warn-bg: #fff7ed;
  --nav-warn-border: #fed7aa;
  --nav-shadow: 0 4px 14px rgba(15, 23, 42, 0.05);
}
[data-theme="dark"] {
  --nav-bg: #0f1419;
  --nav-surface: #1a1f26;
  --nav-surface-muted: #151a21;
  --nav-text: #e8eaed;
  --nav-muted: #9aa0a6;
  --nav-border: #2d333b;
  --nav-accent: #8fa3b5;
  --nav-accent-hover: #a0b2c2;
  --nav-accent-strong: #5c7389;
  --nav-accent-strong-hover: #6a8196;
  --nav-hero-bg: linear-gradient(135deg, #1a2332, #151a21);
  --nav-hero-border: #2d333b;
  --nav-sticky-bg: rgba(26, 31, 38, 0.95);
  --nav-badge-done-bg: #475569;
  --nav-badge-done-text: #f1f5f9;
  --nav-badge-audience-bg: #1e3a5f;
  --nav-badge-audience-text: #93c5fd;
  --nav-badge-audience-border: #2563eb;
  --nav-badge-material_type-bg: #3b2f5c;
  --nav-badge-material_type-text: #c4b5fd;
  --nav-badge-material_type-border: #6d28d9;
  --nav-badge-direction-bg: #14532d;
  --nav-badge-direction-text: #86efac;
  --nav-badge-direction-border: #166534;
  --nav-badge-level-bg: #7c2d12;
  --nav-badge-level-text: #fdba74;
  --nav-badge-level-border: #c2410c;
  --nav-badge-format-bg: #0c4a6e;
  --nav-badge-format-text: #7dd3fc;
  --nav-badge-format-border: #0369a1;
  --nav-badge-conditions-bg: #831843;
  --nav-badge-conditions-text: #f9a8d4;
  --nav-badge-conditions-border: #be185d;
  --nav-badge-other-bg: #2d333b;
  --nav-badge-other-text: #cbd5e1;
  --nav-warn-bg: #3d2f1a;
  --nav-warn-border: #92400e;
  --nav-shadow: 0 4px 14px rgba(0, 0, 0, 0.25);
}
*, *::before, *::after { box-sizing: border-box; }
body { margin: 0; background: var(--nav-bg); color: var(--nav-text); font-size: 16px; line-height: 1.5; }
.nav-wrap { max-width: 1200px; margin: 0 auto; padding: 0 1.25rem 2rem; font-family: system-ui, -apple-system, "Segoe UI", sans-serif; }
.nav-header { position: sticky; top: 0; z-index: 100; background: var(--nav-sticky-bg); backdrop-filter: blur(8px); border-bottom: 1px solid var(--nav-border); margin: 0 -1.25rem 1.5rem; padding: 0 1.25rem; }
.nav-hero { background: var(--nav-hero-bg); border: 1px solid var(--nav-hero-border); border-radius: 0 0 14px 14px; padding: 1rem 0 1.25rem; margin-bottom: 0; }
.nav-hero h1, .nav-hero .nav-site-title { margin: 0 0 0.35rem; font-size: 1.5rem; line-height: 1.25; font-weight: 700; }
.nav-hero p { margin: 0; color: var(--nav-muted); font-size: 1rem; }
.nav-top { display: flex; flex-wrap: wrap; gap: 0.5rem; align-items: center; padding: 0.75rem 0; }
.nav-tab { display: inline-flex; align-items: center; padding: 0.45rem 0.85rem; border-radius: 8px; background: var(--nav-surface); border: 1px solid var(--nav-border); color: var(--nav-text); text-decoration: none; font-weight: 600; font-size: 0.875rem; line-height: 1.2; transition: border-color 0.18s ease, background 0.18s ease, color 0.18s ease, transform 0.15s ease, box-shadow 0.18s ease; }
.nav-tab:hover { border-color: var(--nav-accent); color: var(--nav-accent); text-decoration: none; transform: translateY(-1px); }
.nav-tab:active { transform: translateY(0); }
.nav-tab-active { background: var(--nav-accent-strong); color: #ffffff; border-color: var(--nav-accent-strong); }
.nav-tab-active:hover { color: #ffffff; background: var(--nav-accent-strong-hover); border-color: var(--nav-accent-strong-hover); transform: translateY(-1px); }
.nav-top-spacer { flex: 1; min-width: 1rem; }
.nav-theme-btn { background: var(--nav-surface); border: 1px solid var(--nav-border); color: var(--nav-text); padding: 0.45rem 0.85rem; border-radius: 8px; font-size: 0.875rem; font-weight: 600; cursor: pointer; white-space: nowrap; transition: border-color 0.18s ease, background 0.18s ease, color 0.18s ease, transform 0.15s ease; }
.nav-theme-btn:hover { border-color: var(--nav-accent); color: var(--nav-accent); transform: translateY(-1px); }
.nav-theme-btn:active { transform: translateY(0); }
.nav-section { margin-bottom: 2.25rem; scroll-margin-top: 5.5rem; }
.nav-section h2 { display: flex; flex-wrap: wrap; align-items: center; gap: 0.65rem; font-size: 1.25rem; margin: 0 0 1rem; font-weight: 700; }
.nav-section-more { font-size: 0.8125rem; padding: 0.35rem 0.75rem; margin-left: auto; text-decoration: none; }
.nav-page { padding: 1.25rem 1rem 2.5rem; max-width: 920px; margin: 0 auto; }
.nav-page-header { margin-bottom: 1.25rem; }
.nav-page-title { margin: 0 0 0.5rem; font-size: 1.5rem; font-weight: 700; letter-spacing: -0.02em; color: var(--nav-text); }
.nav-page-lead { margin: 0 0 1rem; color: var(--nav-muted); line-height: 1.55; max-width: 44rem; }
.nav-page-toolbar { display: flex; flex-wrap: wrap; gap: 0.65rem; align-items: center; margin-bottom: 0.25rem; }
.nav-page-count { margin: 0 0 1rem; font-size: 0.9rem; color: var(--nav-muted); }
.nav-registry-body { color: var(--nav-muted); margin: 0.65rem 0 0; line-height: 1.55; font-size: 0.95rem; }
.nav-registry-facts { list-style: none; margin: 0.85rem 0 0; padding: 0; display: grid; grid-template-columns: repeat(auto-fill, minmax(190px, 1fr)); gap: 0.65rem 1.25rem; }
.nav-registry-facts li { font-size: 0.9rem; line-height: 1.45; }
.nav-registry-fact-label { color: var(--nav-muted); font-weight: 600; display: block; font-size: 0.75rem; text-transform: uppercase; letter-spacing: 0.04em; margin-bottom: 0.2rem; }
.nav-registry-facts strong { color: var(--nav-text); font-weight: 600; }
.nav-list { display: flex; flex-direction: column; gap: 0; width: 100%; }
.nav-card-item { background: var(--nav-surface); border: 1px solid var(--nav-border); border-radius: 12px; padding: 1.25rem 1.5rem; margin-bottom: 1.25rem; box-shadow: var(--nav-shadow); width: 100%; }
html.nav-motion .nav-card-item.is-shown {
  transition: transform 0.22s ease, box-shadow 0.22s ease, border-color 0.22s ease;
}
html.nav-motion .nav-card-item.is-shown:hover {
  transform: translateY(-2px);
  border-color: color-mix(in srgb, var(--nav-accent) 40%, var(--nav-border));
  box-shadow: 0 8px 24px rgba(15, 23, 42, 0.1);
}
[data-theme="dark"] html.nav-motion .nav-card-item.is-shown:hover {
  box-shadow: 0 10px 28px rgba(0, 0, 0, 0.32);
}
.nav-card-item-done { opacity: 0.78; background: var(--nav-surface-muted); }
.nav-card-badges { margin-bottom: 0.5rem; }
.nav-card-title { margin: 0 0 0.35rem; font-size: 1.2rem; line-height: 1.3; font-weight: 700; letter-spacing: -0.01em; }
.nav-card-title a { color: var(--nav-text); text-decoration: none; }
.nav-card-title a:hover { color: var(--nav-accent); }
.nav-card-subtitle { margin: 0 0 0.65rem; color: var(--nav-muted); font-size: 0.9375rem; line-height: 1.4; }
.nav-journal-card { display: flex; flex-direction: column; gap: 0.85rem; }
.nav-journal-facts { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(auto-fill, minmax(220px, 1fr)); gap: 0.45rem 1rem; }
.nav-journal-facts li { margin: 0; font-size: 0.875rem; line-height: 1.45; color: var(--nav-text); }
.nav-journal-fact-label { color: var(--nav-muted); font-weight: 600; margin-right: 0.35rem; }
.nav-card-teaser, .nav-card-desc { color: var(--nav-muted); font-size: 1rem; margin: 0 0 0.75rem; line-height: 1.55; }
.nav-clamp-3 { display: -webkit-box; -webkit-line-clamp: 3; -webkit-box-orient: vertical; overflow: hidden; }
.nav-card-desc-full { display: none; color: var(--nav-muted); font-size: 1rem; margin: 0 0 0.75rem; line-height: 1.55; white-space: pre-wrap; }
.nav-card-item.is-expanded .nav-card-teaser,
.nav-card-item.is-expanded .nav-card-desc { display: none; }
.nav-card-item.is-expanded .nav-card-desc-full { display: block; }
.nav-card-meta { font-size: 0.9375rem; color: var(--nav-muted); margin: 0.5rem 0; line-height: 1.45; }
.nav-card-file { font-size: 0.9375rem; color: var(--nav-muted); margin: 0.35rem 0; }
.nav-card-actions { display: flex; flex-wrap: wrap; gap: 0.65rem; align-items: center; margin-top: 0.75rem; }
.nav-btn { display: inline-flex; align-items: center; justify-content: center; padding: 0.5rem 1rem; border-radius: 8px; font-size: 0.9375rem; font-weight: 600; line-height: 1.2; text-decoration: none; cursor: pointer; border: 1px solid transparent; font-family: inherit; transition: border-color 0.18s ease, background 0.18s ease, color 0.18s ease, transform 0.15s ease, box-shadow 0.18s ease; }
.nav-btn:active { transform: translateY(1px); }
.nav-journal-card .nav-btn-primary,
.nav-card-item .nav-btn-primary { background: var(--nav-surface-muted); color: var(--nav-text); border-color: var(--nav-border); }
.nav-journal-card .nav-btn-primary:hover,
.nav-card-item .nav-btn-primary:hover { background: var(--nav-surface); border-color: var(--nav-accent); color: var(--nav-accent); text-decoration: none; }
[data-theme="dark"] .nav-journal-card .nav-btn-primary,
[data-theme="dark"] .nav-card-item .nav-btn-primary { background: #252b33; color: #d5dde5; border-color: #404854; }
[data-theme="dark"] .nav-journal-card .nav-btn-primary:hover,
[data-theme="dark"] .nav-card-item .nav-btn-primary:hover { background: #2d333b; border-color: #8fa3b5; color: #c5d0db; }
.nav-btn-primary { background: var(--nav-accent-strong); color: #ffffff; border-color: var(--nav-accent-strong); }
.nav-btn-primary:hover { background: var(--nav-accent-strong-hover); border-color: var(--nav-accent-strong-hover); color: #ffffff; text-decoration: none; }
.nav-btn-secondary { background: var(--nav-surface); color: var(--nav-text); border-color: var(--nav-border); }
.nav-btn-secondary:hover { border-color: var(--nav-accent); color: var(--nav-accent); text-decoration: none; }
.nav-btn-outline { background: var(--nav-surface); color: var(--nav-accent); border-color: var(--nav-border); }
.nav-btn-outline:hover { border-color: var(--nav-accent); background: var(--nav-surface-muted); text-decoration: none; color: var(--nav-accent); }
[data-theme="dark"] .nav-btn-secondary { background: #252b33; border-color: #404854; color: #d5dde5; }
[data-theme="dark"] .nav-btn-secondary:hover { background: #2d333b; color: #e8eaed; border-color: #8fa3b5; }
[data-theme="dark"] .nav-btn-outline { background: #252b33; border-color: #404854; color: #b8c4d0; }
[data-theme="dark"] .nav-btn-outline:hover { border-color: #8fa3b5; color: #d5dde5; background: #2d333b; }
.nav-detail-actions { display: flex; flex-wrap: wrap; gap: 0.65rem; margin-top: 1.25rem; }
.nav-badge { display: inline-block; padding: 0.25rem 0.65rem; margin: 0 0.35rem 0.35rem 0; border-radius: 6px; font-size: 0.875rem; font-weight: 700; border: 1px solid transparent; line-height: 1.3; }
.nav-badge-done { background: var(--nav-badge-done-bg); color: var(--nav-badge-done-text); }
.nav-badge-audience { background: var(--nav-badge-audience-bg); color: var(--nav-badge-audience-text); border-color: var(--nav-badge-audience-border); }
.nav-badge-material_type { background: var(--nav-badge-material_type-bg); color: var(--nav-badge-material_type-text); border-color: var(--nav-badge-material_type-border); }
.nav-badge-direction { background: var(--nav-badge-direction-bg); color: var(--nav-badge-direction-text); border-color: var(--nav-badge-direction-border); }
.nav-badge-level { background: var(--nav-badge-level-bg); color: var(--nav-badge-level-text); border-color: var(--nav-badge-level-border); }
.nav-badge-archive-year { background: #e2e8f0; color: #334155; border-color: #cbd5e1; font-weight: 700; }
.nav-archive-intro { margin: 0 0 0.85rem; font-size: 0.9375rem; line-height: 1.55; color: var(--nav-muted); }
[data-theme="dark"] .nav-badge-archive-year { background: #334155; color: #e2e8f0; border-color: #475569; }
.nav-badge-format { background: var(--nav-badge-format-bg); color: var(--nav-badge-format-text); border-color: var(--nav-badge-format-border); }
.nav-badge-conditions { background: var(--nav-badge-conditions-bg); color: var(--nav-badge-conditions-text); border-color: var(--nav-badge-conditions-border); }
.nav-badge-other { background: var(--nav-badge-other-bg); color: var(--nav-badge-other-text); }
.nav-empty { color: var(--nav-muted); font-size: 1rem; }
.nav-empty a { color: var(--nav-accent); font-weight: 600; }
.muted-note { color: var(--nav-muted); font-size: 0.9375rem; }
.nav-filter-submit { padding: 0.55rem 1.15rem; font-size: 1rem; margin-top: 0.25rem; }
.nav-catalog { display: flex; flex-direction: column; gap: 1.25rem; }
.nav-catalog-intro { padding: 1rem 1.25rem; background: var(--nav-surface); border: 1px solid var(--nav-border); border-radius: 12px; box-shadow: var(--nav-shadow); }
.nav-catalog-meta { margin: 0; color: var(--nav-muted); font-size: 0.9375rem; line-height: 1.5; }
.nav-catalog-meta a { color: var(--nav-accent); font-weight: 600; text-decoration: none; }
.nav-catalog-meta a:hover { text-decoration: underline; }
.nav-catalog-toolbar { display: flex; flex-wrap: wrap; justify-content: space-between; align-items: center; gap: 0.75rem; }
.nav-catalog-toolbar-bottom { justify-content: center; padding-top: 0.25rem; }
.nav-catalog-count { margin: 0; color: var(--nav-muted); font-size: 0.9375rem; }
.nav-catalog-count strong { color: var(--nav-text); }
.nav-pagination { display: flex; flex-wrap: wrap; gap: 0.35rem; align-items: center; }
.nav-page-info { font-size: 0.82rem; color: var(--nav-muted); margin-right: 0.35rem; white-space: nowrap; }
.nav-page-gap { display: inline-flex; min-width: 1.5rem; justify-content: center; color: var(--nav-muted); font-size: 0.875rem; }
.nav-page-link { display: inline-flex; min-width: 2rem; height: 2rem; align-items: center; justify-content: center; padding: 0 0.55rem; border-radius: 8px; border: 1px solid var(--nav-border); background: var(--nav-surface); color: var(--nav-text); text-decoration: none; font-size: 0.875rem; font-weight: 600; transition: border-color 0.18s ease, background 0.18s ease, transform 0.18s ease; }
.nav-page-link:hover { border-color: var(--nav-accent); color: var(--nav-accent); transform: translateY(-1px); text-decoration: none; }
.nav-page-active { background: var(--nav-accent-strong); color: #ffffff; border-color: var(--nav-accent-strong); }
.nav-page-active:hover { color: #ffffff; background: var(--nav-accent-strong-hover); border-color: var(--nav-accent-strong-hover); }
.nav-catalog-list .nav-catalog-card { transition: transform 0.22s ease, box-shadow 0.22s ease, border-color 0.22s ease; }
.nav-catalog-card:hover { transform: translateY(-3px); border-color: color-mix(in srgb, var(--nav-accent) 45%, var(--nav-border)); box-shadow: 0 10px 28px rgba(15, 23, 42, 0.12); }
[data-theme="dark"] .nav-catalog-card:hover { box-shadow: 0 12px 32px rgba(0, 0, 0, 0.35); }
html.nav-motion .nav-catalog-list .nav-catalog-card { animation: none; }
/* reduced-motion: контент сразу виден, без GSAP-скрытия */
html.nav-reduced-motion .nav-hero,
html.nav-reduced-motion .nav-card-item,
html.nav-reduced-motion .nav-filters,
html.nav-reduced-motion .nav-side-nav,
html.nav-reduced-motion .nav-detail,
html.nav-reduced-motion .nav-page-header,
html.nav-reduced-motion .nav-empty,
html.nav-reduced-motion .nav-lgmu-showcase,
html.nav-reduced-motion .nav-warn,
html.nav-reduced-motion .nav-article,
html.nav-reduced-motion .nav-article-aside,
html.nav-reduced-motion .nav-article-logo,
html.nav-reduced-motion .nav-article-back,
html.nav-reduced-motion .nav-publications-header,
html.nav-reduced-motion .nav-publications-search,
html.nav-reduced-motion .nav-publication-tabs,
html.nav-reduced-motion .nav-catalog-intro,
html.nav-reduced-motion .nav-catalog-toolbar,
html.nav-reduced-motion .nav-subscribe-intro,
html.nav-reduced-motion .nav-subscribe-card,
html.nav-reduced-motion .nav-subscribe-status-card,
html.nav-reduced-motion .nav-subscribe-benefits li,
html.nav-reduced-motion .nav-publication-tab,
html.nav-reduced-motion .nav-section > h2,
html.nav-reduced-motion .nav-page-title,
html.nav-reduced-motion .nav-publications-title,
html.nav-reduced-motion .nav-article-title,
html.nav-reduced-motion .nav-text-word {
  opacity: 1 !important;
  transform: none !important;
  filter: none !important;
  visibility: visible !important;
}
/* Скрыты до GSAP; класс nav-motion ставится в <head> */
html.nav-motion .nav-hero:not(.is-shown),
html.nav-motion .nav-card-item:not(.is-shown),
html.nav-motion .nav-filters:not(.is-shown),
html.nav-motion .nav-side-nav:not(.is-shown),
html.nav-motion .nav-detail:not(.is-shown),
html.nav-motion .nav-page-header:not(.is-shown),
html.nav-motion .nav-empty:not(.is-shown),
html.nav-motion .nav-lgmu-showcase:not(.is-shown),
html.nav-motion .nav-warn:not(.is-shown),
html.nav-motion .nav-article:not(.is-shown),
html.nav-motion .nav-article-aside:not(.is-shown),
html.nav-motion .nav-article-back:not(.is-shown),
html.nav-motion .nav-publications-header:not(.is-shown),
html.nav-motion .nav-publications-search:not(.is-shown),
html.nav-motion .nav-publication-tabs:not(.is-shown),
html.nav-motion .nav-catalog-intro:not(.is-shown),
html.nav-motion .nav-catalog-toolbar:not(.is-shown),
html.nav-motion .nav-subscribe-intro:not(.is-shown),
html.nav-motion .nav-subscribe-card:not(.is-shown),
html.nav-motion .nav-subscribe-status-card:not(.is-shown) {
  opacity: 0;
  transform: translateY(14px);
}
html.nav-motion .nav-article-logo:not(.is-shown) {
  opacity: 0;
  transform: scale(0.92);
}
html.nav-motion .nav-subscribe-benefits li:not(.is-shown) {
  opacity: 0;
  transform: translateY(12px);
}
html.nav-motion .nav-publication-tab:not(.is-shown) {
  opacity: 0;
  transform: translateY(8px);
}
/* Заголовки: контейнер виден, слова анимируются отдельно */
html.nav-motion .nav-section > h2:not(.is-shown),
html.nav-motion .nav-page-title:not(.is-shown),
html.nav-motion .nav-publications-title:not(.is-shown),
html.nav-motion .nav-article-title:not(.is-shown),
html.nav-motion .nav-subscribe-intro h1:not(.is-shown),
html.nav-motion .nav-subscribe-status h1:not(.is-shown),
html.nav-motion .nav-subscribe-step h2:not(.is-shown),
html.nav-motion .nav-publications-lgmu h2:not(.is-shown) {
  opacity: 1;
  transform: none;
}
html.nav-motion .nav-hero:not(.is-shown) h1,
html.nav-motion .nav-hero:not(.is-shown) p {
  visibility: hidden;
}
html.nav-motion .nav-hero.is-shown h1,
html.nav-motion .nav-hero.is-shown p {
  visibility: visible;
}
html.nav-motion .nav-hero.is-shown,
html.nav-motion .nav-section > h2.is-shown,
html.nav-motion .nav-filters.is-shown,
html.nav-motion .nav-side-nav.is-shown,
html.nav-motion .nav-detail.is-shown,
html.nav-motion .nav-page-header.is-shown,
html.nav-motion .nav-empty.is-shown,
html.nav-motion .nav-lgmu-showcase.is-shown,
html.nav-motion .nav-warn.is-shown,
html.nav-motion .nav-article.is-shown,
html.nav-motion .nav-article-aside.is-shown,
html.nav-motion .nav-article-logo.is-shown,
html.nav-motion .nav-article-back.is-shown,
html.nav-motion .nav-publications-header.is-shown,
html.nav-motion .nav-publications-search.is-shown,
html.nav-motion .nav-publication-tabs.is-shown,
html.nav-motion .nav-catalog-intro.is-shown,
html.nav-motion .nav-catalog-toolbar.is-shown,
html.nav-motion .nav-subscribe-intro.is-shown,
html.nav-motion .nav-subscribe-card.is-shown,
html.nav-motion .nav-subscribe-status-card.is-shown,
html.nav-motion .nav-subscribe-benefits li.is-shown,
html.nav-motion .nav-publication-tab.is-shown {
  opacity: 1;
  transform: none;
}
/* Originkit Scroll Text Reveal: слова до анимации (без will-change, иначе полосы на градиенте) */
html.nav-motion .nav-text-word {
  display: inline-block;
  opacity: 0;
  transform: translateY(0.35em);
  filter: blur(6px);
}
html.nav-motion .nav-text-word.is-text-done {
  display: inline;
  opacity: 1;
  transform: none;
  filter: none;
}
/* Originkit Direction Hover */
.nav-dir-hover {
  position: relative;
  display: inline-flex;
  vertical-align: baseline;
  overflow: hidden;
  line-height: 1.2;
}
.nav-dir-hover .nav-dir-stack {
  display: block;
  position: relative;
  overflow: hidden;
  height: 1.2em;
}
.nav-dir-hover .nav-dir-base,
.nav-dir-hover .nav-dir-accent {
  display: block;
  transition: transform 0.38s cubic-bezier(0.22, 1, 0.36, 1);
}
.nav-dir-hover .nav-dir-accent {
  position: absolute;
  left: 0;
  top: 0;
  width: 100%;
  color: var(--nav-accent);
  transform: translateY(105%);
}
.nav-dir-hover.from-top .nav-dir-accent { transform: translateY(-105%); }
.nav-dir-hover.is-active.from-bottom .nav-dir-accent,
.nav-dir-hover.is-active.from-top .nav-dir-accent { transform: translateY(0); }
.nav-dir-hover.is-active.from-bottom .nav-dir-base { transform: translateY(-105%); }
.nav-dir-hover.is-active.from-top .nav-dir-base { transform: translateY(105%); }
.nav-btn.nav-dir-hover { vertical-align: middle; }
.nav-btn.nav-dir-hover .nav-dir-stack { height: 1.15em; }
.nav-btn-primary.nav-dir-hover .nav-dir-accent { color: rgba(255, 255, 255, 0.92); }
.nav-publication-tab.nav-dir-hover { vertical-align: middle; }
.nav-publication-tab.nav-dir-hover .nav-dir-stack { height: 1.15em; }
html.nav-motion .nav-card-item.is-shown {
  transform: none;
}
html.nav-motion .nav-card-item.is-expanded .nav-card-desc-full {
  animation: nav-expand-in 0.32s ease;
}
@keyframes nav-expand-in {
  from { opacity: 0; transform: translateY(6px); }
  to { opacity: 1; transform: none; }
}
.nav-header.is-elevated {
  box-shadow: 0 10px 28px rgba(15, 23, 42, 0.08);
}
[data-theme="dark"] .nav-header.is-elevated {
  box-shadow: 0 10px 28px rgba(0, 0, 0, 0.4);
}
.nav-catalog-details { margin-top: 0.35rem; border: 1px solid var(--nav-border); border-radius: 10px; padding: 0.55rem 0.85rem; background: var(--nav-surface-muted); transition: border-color 0.18s ease, background 0.18s ease; }
.nav-catalog-details[open] { border-color: color-mix(in srgb, var(--nav-accent) 35%, var(--nav-border)); }
.nav-catalog-details summary { cursor: pointer; font-weight: 600; font-size: 0.875rem; color: var(--nav-accent); list-style: none; }
.nav-catalog-details summary::-webkit-details-marker { display: none; }
.nav-catalog-details summary::before { content: "▸ "; display: inline-block; transition: transform 0.18s ease; }
.nav-catalog-details[open] summary::before { transform: rotate(90deg); }
.nav-catalog-specialties-text { margin: 0.65rem 0 0; font-size: 0.875rem; line-height: 1.55; color: var(--nav-muted); white-space: pre-wrap; word-break: break-word; }
.nav-filters { background: var(--nav-surface); border: 1px solid var(--nav-border); border-radius: 12px; box-shadow: var(--nav-shadow); transition: border-color 0.18s ease; }
.nav-filters-panel { padding: 1rem 1.15rem 1.15rem; margin-bottom: 1.25rem; }
.nav-filters:focus-within { border-color: color-mix(in srgb, var(--nav-accent) 40%, var(--nav-border)); }
.nav-filter-top { display: flex; flex-wrap: wrap; gap: 0.75rem 1rem; align-items: flex-end; }
.nav-filter-field { flex: 1 1 150px; min-width: 0; }
.nav-filter-field-grow { flex: 2 1 240px; }
.nav-filter-field label { display: block; font-size: 0.75rem; font-weight: 700; margin-bottom: 0.35rem; color: var(--nav-muted); letter-spacing: 0.03em; text-transform: uppercase; }
.nav-filter-field input:not([type="checkbox"]):not([type="radio"]):not([type="hidden"]):not([type="submit"]):not([type="button"]),
.nav-filter-field select { width: 100%; padding: 0.52rem 0.7rem; margin: 0; border: 1px solid var(--nav-border); border-radius: 8px; background: var(--nav-surface-muted); color: var(--nav-text); font-size: 0.9375rem; font-family: inherit; transition: border-color 0.18s ease, background 0.18s ease; }
.nav-filter-field input[type="search"] { appearance: none; }
.nav-filter-field select { appearance: none; background-image: linear-gradient(45deg, transparent 50%, var(--nav-muted) 50%), linear-gradient(135deg, var(--nav-muted) 50%, transparent 50%); background-position: calc(100% - 18px) calc(50% + 2px), calc(100% - 12px) calc(50% + 2px); background-size: 6px 6px, 6px 6px; background-repeat: no-repeat; padding-right: 2rem; cursor: pointer; }
.nav-filter-field input:focus,
.nav-filter-field select:focus { outline: none; border-color: var(--nav-accent); background: var(--nav-surface); }
.nav-filter-actions { display: flex; flex-wrap: wrap; gap: 0.5rem; align-items: center; flex: 0 0 auto; margin-left: auto; }
.nav-filter-stacks { display: flex; flex-direction: column; gap: 0.45rem; margin-top: 0.85rem; padding-top: 0.85rem; border-top: 1px solid var(--nav-border); }
.nav-kw-chips { display: flex; flex-wrap: wrap; gap: 0.4rem; align-items: center; margin-top: 0.75rem; }
.nav-kw-chips-label { font-size: 0.75rem; font-weight: 700; color: var(--nav-muted); text-transform: uppercase; letter-spacing: 0.03em; margin-right: 0.15rem; }
.nav-kw-chip { display: inline-flex; align-items: center; padding: 0.28rem 0.65rem; border-radius: 999px; border: 1px solid var(--nav-border); background: var(--nav-surface-muted); color: var(--nav-text); font-size: 0.8125rem; text-decoration: none; transition: border-color 0.15s ease, background 0.15s ease, color 0.15s ease, transform 0.15s ease; }
.nav-kw-chip:hover { border-color: var(--nav-accent); color: var(--nav-accent); transform: translateY(-1px); }
.nav-kw-chip-active { background: color-mix(in srgb, var(--nav-accent) 12%, var(--nav-surface)); border-color: var(--nav-accent); color: var(--nav-accent); font-weight: 700; }
.nav-filter-stack { border: 1px solid var(--nav-border); border-radius: 10px; background: var(--nav-surface-muted); overflow: hidden; transition: border-color 0.18s ease; }
.nav-filter-stack[open] { border-color: color-mix(in srgb, var(--nav-accent) 32%, var(--nav-border)); background: color-mix(in srgb, var(--nav-accent) 4%, var(--nav-surface-muted)); }
.nav-filter-stack summary { display: flex; align-items: center; gap: 0.65rem; padding: 0.62rem 0.85rem; cursor: pointer; list-style: none; user-select: none; }
.nav-filter-stack summary::-webkit-details-marker { display: none; }
.nav-filter-stack summary::before { content: "▸"; flex-shrink: 0; color: var(--nav-accent); font-size: 0.875rem; line-height: 1; transition: transform 0.18s ease; }
.nav-filter-stack[open] summary::before { transform: rotate(90deg); }
.nav-filter-stack-title { font-size: 0.875rem; font-weight: 700; color: var(--nav-text); flex-shrink: 0; }
.nav-filter-stack-hint,
.nav-filter-stack-meta { margin-left: auto; font-size: 0.8125rem; font-weight: 500; color: var(--nav-muted); text-align: right; min-width: 0; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.nav-filter-stack-more { color: var(--nav-accent); font-weight: 700; }
.nav-filter-stack-body { padding: 0.65rem 0.85rem 0.85rem; border-top: 1px solid var(--nav-border); }
.nav-filter-stack-body-split { display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); gap: 0.75rem 1rem; }
.nav-filter-subhead { font-size: 0.6875rem; font-weight: 700; color: var(--nav-muted); letter-spacing: 0.03em; text-transform: uppercase; margin-bottom: 0.45rem; }
.nav-filter-subgroup:last-child { margin-bottom: 0; }
.nav-filter-chips { display: flex; flex-wrap: wrap; gap: 0.4rem; align-items: flex-start; }
.nav-filter-chips-scroll { max-height: 6.75rem; overflow-y: auto; padding: 0.45rem; border: 1px solid var(--nav-border); border-radius: 10px; background: var(--nav-surface-muted); scrollbar-width: thin; scrollbar-color: var(--nav-border) transparent; }
.nav-filter-chips-scroll::-webkit-scrollbar { width: 6px; height: 6px; }
.nav-filter-chips-scroll::-webkit-scrollbar-thumb { background: var(--nav-border); border-radius: 999px; }
.nav-filter-chip { position: relative; display: inline-flex; align-items: center; cursor: pointer; margin: 0; }
.nav-filter-chip input { position: absolute; opacity: 0; width: 1px; height: 1px; overflow: hidden; clip: rect(0, 0, 0, 0); }
.nav-filter-chip span { display: inline-block; padding: 0.38rem 0.78rem; border-radius: 999px; font-size: 0.8125rem; font-weight: 600; line-height: 1.25; border: 1px solid var(--nav-border); background: var(--nav-surface); color: var(--nav-text); transition: border-color 0.15s ease, background 0.15s ease, color 0.15s ease, box-shadow 0.15s ease, transform 0.15s ease; user-select: none; white-space: nowrap; }
.nav-filter-chip:hover span { border-color: color-mix(in srgb, var(--nav-accent) 55%, var(--nav-border)); transform: translateY(-1px); }
.nav-filter-chip input:checked + span { background: color-mix(in srgb, var(--nav-accent) 16%, var(--nav-surface)); border-color: var(--nav-accent); color: var(--nav-accent); box-shadow: inset 0 0 0 1px color-mix(in srgb, var(--nav-accent) 25%, transparent); }
.nav-filter-chip input:focus-visible + span { outline: 2px solid var(--nav-accent); outline-offset: 2px; }
.nav-filter-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(180px, 1fr)); gap: 0.75rem 1rem; flex: 1 1 320px; align-items: end; }
.nav-filter-submit { margin: 0; min-width: 7.5rem; }
.nav-section-filters { padding: 0.85rem 1rem; margin-bottom: 1rem; }
.nav-section-filters .nav-filter-top { gap: 0.55rem 0.75rem; }
.nav-section-filters .nav-filter-field { flex: 1 1 130px; }
.nav-section-filters .nav-filter-field label { font-size: 0.6875rem; margin-bottom: 0.28rem; }
.nav-section-filters .nav-filter-field input,
.nav-section-filters .nav-filter-field select { padding: 0.45rem 0.58rem; font-size: 0.875rem; }
.nav-section-filters .nav-filter-actions { margin-left: 0; width: 100%; justify-content: flex-start; }
.nav-section-filters .nav-filter-submit { min-width: auto; padding: 0.4rem 0.9rem; font-size: 0.875rem; }
@media (min-width: 720px) {
  .nav-section-filters .nav-filter-actions { margin-left: auto; width: auto; }
}
@media (max-width: 640px) {
  .nav-filter-actions { margin-left: 0; width: 100%; }
  .nav-filter-submit, .nav-filter-actions .nav-btn-secondary { flex: 1 1 auto; justify-content: center; }
}
.nav-detail { background: var(--nav-surface); border: 1px solid var(--nav-border); border-radius: 12px; padding: 1.5rem; font-size: 1rem; }
.nav-detail h2 { font-size: 1.5rem; line-height: 1.3; }
.nav-detail p { font-size: 1.0625rem; line-height: 1.6; color: var(--nav-text); }
.nav-detail dl { display: grid; grid-template-columns: minmax(140px, 200px) 1fr; gap: 0.5rem 1.25rem; font-size: 1rem; }
.nav-detail dt { color: var(--nav-muted); font-weight: 600; }
.nav-detail table { width: 100%; border-collapse: collapse; font-size: 0.9375rem; }
.nav-detail th, .nav-detail td { padding: 0.75rem; border-bottom: 1px solid var(--nav-border); text-align: left; vertical-align: top; }
.nav-detail th { color: var(--nav-muted); font-weight: 600; }
.nav-files a { color: var(--nav-accent); font-weight: 600; }
.nav-files li { margin-bottom: 0.35rem; }
.nav-warn { background: var(--nav-warn-bg); border: 1px solid var(--nav-warn-border); padding: 0.85rem 1rem; border-radius: 8px; color: var(--nav-text); font-size: 1rem; }
.nav-home-layout { display: grid; grid-template-columns: 220px minmax(0, 1fr); gap: 1.5rem; align-items: start; }
.nav-home-sidebar { position: sticky; top: 5.5rem; }
.nav-side-nav { display: flex; flex-direction: column; gap: 0.35rem; background: var(--nav-surface); border: 1px solid var(--nav-border); border-radius: 12px; padding: 0.85rem; box-shadow: var(--nav-shadow); }
.nav-side-link { display: block; padding: 0.45rem 0.65rem; border-radius: 8px; color: var(--nav-text); text-decoration: none; font-size: 0.875rem; line-height: 1.35; font-weight: 600; transition: background 0.2s ease, color 0.2s ease, transform 0.15s ease; }
.nav-side-link:hover { background: var(--nav-surface-muted); color: var(--nav-accent); text-decoration: none; transform: translateX(2px); }
.nav-side-link.is-active { background: color-mix(in srgb, var(--nav-accent) 12%, var(--nav-surface)); color: var(--nav-accent); }
.nav-home-main { min-width: 0; }
.nav-article-back { margin: 0 0 1rem; }
.nav-article-back .nav-btn { text-decoration: none; }
.nav-article { background: var(--nav-surface); border: 1px solid var(--nav-border); border-radius: 12px; padding: 1.5rem; box-shadow: var(--nav-shadow); }
.nav-article-header { margin-bottom: 0.25rem; }
.nav-article-hero { display: flex; gap: 1.5rem; align-items: flex-start; padding-bottom: 1.25rem; margin-bottom: 0.5rem; border-bottom: 1px solid var(--nav-border); }
.nav-article-head-text { min-width: 0; flex: 1; }
.nav-article-title { margin: 0 0 0.5rem; font-size: 1.75rem; line-height: 1.25; }
.nav-article-logo { flex: 0 0 auto; width: 148px; min-height: 112px; max-height: 200px; display: flex; align-items: center; justify-content: center; padding: 0.75rem; background: #ffffff; border: 1px solid var(--nav-border); border-radius: 12px; box-shadow: var(--nav-shadow); }
.nav-article-logo img { display: block; max-width: 100%; max-height: 176px; width: auto; height: auto; object-fit: contain; }
.nav-article-subtitle { margin: 0 0 0.75rem; color: var(--nav-muted); font-size: 1.05rem; }
.nav-article-date { margin: 0 0 1rem; color: var(--nav-muted); font-size: 0.9375rem; }
.nav-article-date::before { content: "📅 "; }
.nav-article-badges { margin-bottom: 0; display: flex; flex-wrap: wrap; gap: 0.35rem; }
.nav-article-layout { display: grid; grid-template-columns: minmax(0, 1fr) 280px; gap: 1.5rem; align-items: start; }
.nav-article-body p { margin: 0 0 1rem; font-size: 1.0625rem; line-height: 1.65; color: var(--nav-text); }
.nav-article-links { margin-top: 1.5rem; padding-top: 1rem; border-top: 1px solid var(--nav-border); }
.nav-article-links h3 { margin: 0 0 0.75rem; font-size: 1.1rem; }
.nav-article-link-btns { display: flex; flex-wrap: wrap; gap: 0.5rem; }
.nav-link-btn { font-size: 0.875rem; padding: 0.45rem 0.85rem; text-decoration: none !important; }
.nav-link-btn:hover { text-decoration: none !important; }
.nav-article-aside { background: var(--nav-surface-muted); border: 1px solid var(--nav-border); border-radius: 10px; padding: 1rem; min-width: 0; overflow: hidden; }
.nav-article-aside h3 { margin: 0 0 0.75rem; font-size: 1rem; }
.nav-article-meta { display: grid; grid-template-columns: 1fr; gap: 0.45rem; margin: 0; }
.nav-article-meta dt { color: var(--nav-muted); font-size: 0.8125rem; font-weight: 600; margin-top: 0.35rem; }
.nav-article-meta dd { margin: 0; font-size: 0.9375rem; word-break: break-word; overflow-wrap: anywhere; max-width: 100%; }
.nav-doi-box { margin-top: 1.5rem; padding: 1rem 1.1rem; border: 1px solid var(--nav-border); border-radius: 10px; background: var(--nav-surface-muted); }
.nav-doi-box h3 { margin: 0 0 0.75rem; font-size: 1.05rem; }
.nav-doi-box h4 { margin: 0.85rem 0 0.4rem; font-size: 0.95rem; }
.nav-doi-oa { margin: 0.85rem 0 0.35rem; display: flex; flex-wrap: wrap; gap: 0.65rem; align-items: center; }
.nav-doi-oa-note { color: var(--nav-muted); font-size: 0.8125rem; }
.nav-doi-related ul { margin: 0; padding-left: 1.1rem; }
.nav-doi-related li { margin: 0.25rem 0; }
.nav-doi-foot { margin: 0.75rem 0 0; font-size: 0.75rem; }
.nav-meta-btns { display: flex; flex-direction: column; gap: 0.45rem; align-items: flex-start; }
.nav-meta-note { color: var(--nav-muted); font-size: 0.8125rem; }
@media (max-width: 960px) {
  .nav-home-layout { grid-template-columns: 1fr; }
  .nav-home-sidebar { position: static; }
  .nav-side-nav { flex-direction: row; flex-wrap: wrap; }
  .nav-article-layout { grid-template-columns: 1fr; }
}
@media (max-width: 640px) {
  .nav-hero h1 { font-size: 1.25rem; }
  .nav-card-item { padding: 1rem; }
  .nav-card-title { font-size: 1.15rem; }
  .nav-article-hero { flex-direction: column; align-items: center; text-align: center; }
  .nav-article-head-text { width: 100%; }
  .nav-article-logo { width: min(200px, 72vw); min-height: 96px; }
  .nav-article-badges { justify-content: center; }
  .nav-detail dl { grid-template-columns: 1fr; }
}
.nav-subscribe-page { display: flex; flex-direction: column; gap: 1.25rem; width: 100%; max-width: 52rem; margin: 0.25rem auto 0; box-sizing: border-box; }
.nav-subscribe-intro { min-width: 0; width: 100%; background: var(--nav-surface); border: 1px solid var(--nav-border); border-radius: 14px; padding: 1.35rem 1.4rem 1.5rem; box-shadow: var(--nav-shadow); box-sizing: border-box; }
.nav-subscribe-intro-step1[hidden] { display: none !important; }
.nav-subscribe-intro h1 { margin: 0 0 0.75rem; font-size: 1.75rem; line-height: 1.25; }
.nav-subscribe-lead { margin: 0 0 1.25rem; color: var(--nav-muted); font-size: 1.05rem; line-height: 1.55; max-width: none; }
.nav-subscribe-benefits { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 0.75rem; }
.nav-subscribe-benefits li { display: flex; gap: 0.75rem; align-items: flex-start; padding: 0.85rem 1rem; border: 1px solid var(--nav-border); border-radius: 12px; background: var(--nav-surface); box-shadow: var(--nav-shadow); }
.nav-subscribe-benefit-icon { flex: 0 0 auto; width: 2rem; height: 2rem; border-radius: 999px; display: inline-flex; align-items: center; justify-content: center; background: color-mix(in srgb, var(--nav-accent) 14%, var(--nav-surface)); color: var(--nav-accent); font-size: 1rem; line-height: 1; }
.nav-subscribe-benefit-text strong { display: block; margin-bottom: 0.2rem; font-size: 0.95rem; }
.nav-subscribe-benefit-text span { display: block; color: var(--nav-muted); font-size: 0.875rem; line-height: 1.45; }
.nav-subscribe-card { background: var(--nav-surface); border: 1px solid var(--nav-border); border-radius: 14px; padding: 1.35rem 1.4rem 1.5rem; box-shadow: var(--nav-shadow); }
.nav-subscribe-card h2 { margin: 0 0 0.35rem; font-size: 1.2rem; }
.nav-subscribe-card-note { margin: 0 0 1.15rem; color: var(--nav-muted); font-size: 0.9rem; line-height: 1.45; }
.nav-subscribe-form { display: flex; flex-direction: column; gap: 1.1rem; }
.nav-subscribe-field label { display: block; font-size: 0.75rem; font-weight: 700; margin-bottom: 0.4rem; color: var(--nav-muted); letter-spacing: 0.03em; text-transform: uppercase; }
.nav-subscribe-field input[type="email"] { width: 100%; padding: 0.72rem 0.85rem; border: 1px solid var(--nav-border); border-radius: 10px; background: var(--nav-surface-muted); color: var(--nav-text); font-size: 1rem; font-family: inherit; transition: border-color 0.18s ease, background 0.18s ease; box-sizing: border-box; }
.nav-subscribe-field input[type="email"]:focus { outline: none; border-color: var(--nav-accent); background: var(--nav-surface); }
.nav-subscribe-frequency { margin: 0; padding: 0; border: 0; min-width: 0; }
.nav-subscribe-frequency legend { display: block; font-size: 0.75rem; font-weight: 700; margin-bottom: 0.55rem; color: var(--nav-muted); letter-spacing: 0.03em; text-transform: uppercase; padding: 0; }
.nav-subscribe-options { display: grid; gap: 0.55rem; }
.nav-subscribe-option { display: block; margin: 0; cursor: pointer; }
.nav-subscribe-option input { position: absolute; opacity: 0; width: 1px; height: 1px; overflow: hidden; clip: rect(0, 0, 0, 0); }
.nav-subscribe-option-card { display: block; padding: 0.8rem 0.95rem; border: 1px solid var(--nav-border); border-radius: 10px; background: var(--nav-surface-muted); transition: border-color 0.15s ease, background 0.15s ease, box-shadow 0.15s ease; }
.nav-subscribe-option-card strong { display: block; font-size: 0.95rem; margin-bottom: 0.15rem; color: var(--nav-text); }
.nav-subscribe-option-card small { display: block; font-size: 0.8125rem; line-height: 1.4; color: var(--nav-muted); }
.nav-subscribe-option:hover .nav-subscribe-option-card { border-color: color-mix(in srgb, var(--nav-accent) 45%, var(--nav-border)); }
.nav-subscribe-option input:checked + .nav-subscribe-option-card { border-color: var(--nav-accent); background: color-mix(in srgb, var(--nav-accent) 10%, var(--nav-surface)); box-shadow: inset 0 0 0 1px color-mix(in srgb, var(--nav-accent) 22%, transparent); }
.nav-subscribe-option input:focus-visible + .nav-subscribe-option-card { outline: 2px solid var(--nav-accent); outline-offset: 2px; }
.nav-subscribe-submit { width: 100%; padding: 0.78rem 1rem; font-size: 1rem; margin-top: 0.15rem; }
.nav-subscribe-hint { margin: 0.9rem 0 0; padding-top: 0.9rem; border-top: 1px solid var(--nav-border); color: var(--nav-muted); font-size: 0.8125rem; line-height: 1.45; }
.nav-subscribe-alert { margin-bottom: 1rem; padding: 0.8rem 0.95rem; border-radius: 10px; border: 1px solid var(--nav-warn-border); background: var(--nav-warn-bg); color: var(--nav-text); font-size: 0.9rem; line-height: 1.45; }
.nav-subscribe-status { max-width: 40rem; margin-top: 0.25rem; }
.nav-subscribe-status-card { background: var(--nav-surface); border: 1px solid var(--nav-border); border-radius: 14px; padding: 1.5rem; box-shadow: var(--nav-shadow); }
.nav-subscribe-status-icon { width: 3rem; height: 3rem; border-radius: 999px; display: inline-flex; align-items: center; justify-content: center; background: color-mix(in srgb, var(--nav-accent) 14%, var(--nav-surface)); color: var(--nav-accent); font-size: 1.5rem; margin-bottom: 0.85rem; }
.nav-subscribe-status h1 { margin: 0 0 0.65rem; font-size: 1.5rem; }
.nav-subscribe-status p { margin: 0 0 0.75rem; color: var(--nav-text); line-height: 1.55; }
.nav-subscribe-status-actions { display: flex; flex-wrap: wrap; gap: 0.55rem; margin-top: 1.1rem; }
.nav-subscribe-manage-grid { display: grid; gap: 0.65rem; margin: 1rem 0 1.25rem; }
.nav-subscribe-manage-row { display: flex; justify-content: space-between; gap: 1rem; padding: 0.7rem 0; border-bottom: 1px solid var(--nav-border); }
.nav-subscribe-manage-row dt { margin: 0; color: var(--nav-muted); font-size: 0.875rem; font-weight: 600; }
.nav-subscribe-manage-row dd { margin: 0; font-size: 0.9375rem; font-weight: 600; text-align: right; word-break: break-word; }
.nav-subscribe-groups { display: grid; gap: 0.55rem; }
.nav-subscribe-group-locked { display: flex; gap: 0.75rem; align-items: flex-start; padding: 0.8rem 0.95rem; border: 1px dashed var(--nav-border); border-radius: 10px; background: var(--nav-surface-muted); }
.nav-subscribe-group-locked strong { display: block; font-size: 0.95rem; }
.nav-subscribe-group-locked span { display: block; font-size: 0.8125rem; color: var(--nav-muted); line-height: 1.4; margin-top: 0.15rem; }
.nav-subscribe-group-locked-badge { flex-shrink: 0; font-size: 0.6875rem; font-weight: 700; text-transform: uppercase; letter-spacing: 0.04em; color: var(--nav-accent); border: 1px solid color-mix(in srgb, var(--nav-accent) 35%, var(--nav-border)); border-radius: 999px; padding: 0.2rem 0.5rem; }
.nav-subscribe-form-column { min-width: 0; width: 100%; }
.nav-subscribe-wizard-card { width: 100%; box-sizing: border-box; }
.nav-subscribe-profiles-card { margin-top: 0; }
.nav-subscribe-profile { border: 1px solid var(--nav-border); border-radius: 12px; padding: 1rem; margin-bottom: 0.75rem; background: var(--nav-surface-muted); }
.nav-subscribe-profile-head { display: flex; align-items: center; justify-content: space-between; gap: 0.75rem; margin-bottom: 0.75rem; }
.nav-subscribe-profile-head h3 { margin: 0; font-size: 1rem; }
.nav-subscribe-profile-stacks { display: grid; gap: 0.55rem; }
.nav-subscribe-tag-stack summary { cursor: pointer; }
.nav-subscribe-remove-profile { font-size: 0.8125rem; padding: 0.35rem 0.65rem; }
.nav-subscribe-wizard-card .nav-subscribe-form { gap: 0; }
.nav-subscribe-wizard-progress { list-style: none; margin: 0 0 1.25rem; padding: 0; display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 0.35rem; }
.nav-subscribe-wizard-progress-item { display: flex; flex-direction: column; align-items: center; gap: 0.35rem; text-align: center; font-size: 0.75rem; color: var(--nav-muted); line-height: 1.25; }
.nav-subscribe-wizard-progress-num { width: 1.75rem; height: 1.75rem; border-radius: 999px; display: inline-flex; align-items: center; justify-content: center; border: 1px solid var(--nav-border); background: var(--nav-surface-muted); font-weight: 700; font-size: 0.8125rem; color: var(--nav-muted); }
.nav-subscribe-wizard-progress-item.is-current .nav-subscribe-wizard-progress-num { border-color: var(--nav-accent); background: color-mix(in srgb, var(--nav-accent) 14%, var(--nav-surface)); color: var(--nav-accent); }
.nav-subscribe-wizard-progress-item.is-current { color: var(--nav-text); font-weight: 600; }
.nav-subscribe-wizard-progress-item.is-done .nav-subscribe-wizard-progress-num { border-color: var(--nav-accent); background: var(--nav-accent); color: #fff; }
.nav-subscribe-step { display: flex; flex-direction: column; gap: 1rem; }
.nav-subscribe-step[hidden] { display: none !important; }
.nav-subscribe-step h2 { margin: 0; font-size: 1.2rem; }
.nav-subscribe-step-alert { margin: 0 0 0.75rem; padding: 0.75rem 0.9rem; border-radius: 10px; border: 1px solid var(--nav-warn-border); background: var(--nav-warn-bg); color: var(--nav-text); font-size: 0.875rem; line-height: 1.45; }
.nav-subscribe-step-alert[hidden] { display: none !important; }
.nav-subscribe-wizard-actions { display: flex; flex-wrap: wrap; gap: 0.55rem; margin-top: 0.25rem; }
.nav-subscribe-wizard-actions .nav-subscribe-submit,
.nav-subscribe-wizard-actions .nav-subscribe-next { margin-left: auto; }
.nav-subscribe-wizard-actions .nav-subscribe-back { margin-right: auto; }
@media (max-width: 900px) {
  .nav-subscribe-benefits { grid-template-columns: 1fr; }
}
.nav-publications-header { margin-bottom: 1.25rem; }
.nav-publications-title { margin: 0 0 0.65rem; font-size: 1.75rem; line-height: 1.25; }
.nav-publications-lead { margin: 0; color: var(--nav-muted); font-size: 1.05rem; line-height: 1.55; max-width: 52rem; }
.nav-publications-search { margin: 1.25rem 0; }
.nav-publications-search-label { display: block; font-size: 0.75rem; font-weight: 700; margin-bottom: 0.4rem; color: var(--nav-muted); text-transform: uppercase; letter-spacing: 0.03em; }
.nav-publications-search-row { display: flex; gap: 0.55rem; flex-wrap: wrap; }
.nav-publications-search-row input[type="search"] { flex: 1 1 220px; min-width: 0; padding: 0.72rem 0.85rem; border: 1px solid var(--nav-border); border-radius: 10px; background: var(--nav-surface-muted); color: var(--nav-text); font-size: 1rem; font-family: inherit; }
.nav-publications-lgmu { margin: 1.5rem 0 2rem; }
.nav-publications-lgmu h2 { margin: 0 0 1rem; font-size: 1.2rem; }
.nav-lgmu-journal-grid { display: flex; flex-direction: column; gap: 1rem; margin-top: 1.25rem; }
.nav-lgmu-showcase-stack { display: flex; flex-direction: column; gap: 1.25rem; }
.nav-lgmu-journal-card { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 1rem 1.5rem; padding: 1.15rem 1.25rem; border: 1px solid var(--nav-border); border-radius: 14px; background: var(--nav-surface); box-shadow: var(--nav-shadow); }
.nav-lgmu-journal-card .nav-lgmu-journal-body { flex: 1 1 280px; min-width: 0; }
.nav-lgmu-journal-card .nav-card-title { margin: 0 0 0.45rem; }
.nav-lgmu-journal-card .nav-card-teaser { margin: 0; color: var(--nav-muted); line-height: 1.55; }
.nav-lgmu-journal-card .nav-card-actions { margin-top: 0; flex-shrink: 0; }
.nav-lgmu-showcase {
  position: relative;
  border: 1px solid color-mix(in srgb, var(--nav-accent) 38%, var(--nav-border));
  border-radius: 18px;
  background:
    linear-gradient(160deg, color-mix(in srgb, var(--nav-accent) 11%, var(--nav-surface)) 0%, var(--nav-surface) 42%, var(--nav-surface-muted) 100%);
  box-shadow:
    0 10px 32px color-mix(in srgb, var(--nav-accent) 14%, transparent),
    var(--nav-shadow);
  overflow: hidden;
}
.nav-lgmu-showcase-accent {
  height: 5px;
  background: linear-gradient(90deg, var(--nav-accent-strong), color-mix(in srgb, var(--nav-accent) 55%, #6b9a7a));
}
.nav-lgmu-showcase-card { padding: 1.35rem 1.5rem 1.3rem; }
.nav-lgmu-showcase-header {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.65rem 1rem;
  margin-bottom: 0.85rem;
}
.nav-lgmu-showcase-eyebrow {
  display: inline-flex;
  align-items: center;
  padding: 0.28rem 0.65rem;
  border-radius: 999px;
  border: 1px solid color-mix(in srgb, var(--nav-accent) 45%, var(--nav-border));
  background: color-mix(in srgb, var(--nav-accent) 10%, var(--nav-surface));
  color: var(--nav-accent);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}
.nav-lgmu-showcase-badges { display: flex; flex-wrap: wrap; gap: 0.4rem; }
.nav-lgmu-showcase-badge {
  display: inline-flex;
  align-items: center;
  padding: 0.28rem 0.62rem;
  border-radius: 999px;
  border: 1px solid color-mix(in srgb, var(--nav-accent) 28%, var(--nav-border));
  background: var(--nav-surface);
  color: var(--nav-text);
  font-size: 0.78rem;
  font-weight: 600;
  line-height: 1.2;
}
.nav-lgmu-showcase-title {
  margin: 0 0 0.85rem;
  font-size: clamp(1.2rem, 2.2vw, 1.45rem);
  line-height: 1.3;
  letter-spacing: -0.01em;
}
.nav-lgmu-showcase-lead { margin-bottom: 1rem; }
.nav-lgmu-showcase-teaser {
  margin: 0 0 0.65rem;
  font-size: 1.02rem;
  line-height: 1.55;
  color: var(--nav-text);
}
.nav-lgmu-showcase-desc {
  margin: 0;
  font-size: 0.95rem;
  line-height: 1.62;
  color: var(--nav-muted);
}
.nav-lgmu-showcase-panels {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.85rem;
  margin: 0 0 1.15rem;
}
.nav-lgmu-showcase-panel {
  padding: 0.9rem 1rem;
  border: 1px solid var(--nav-border);
  border-radius: 12px;
  background: color-mix(in srgb, var(--nav-surface) 88%, var(--nav-surface-muted));
}
.nav-lgmu-showcase-panel-title {
  margin: 0 0 0.55rem;
  font-size: 0.74rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--nav-accent);
}
.nav-lgmu-showcase-panel-text,
.nav-lgmu-showcase-list {
  margin: 0;
  font-size: 0.9rem;
  line-height: 1.55;
  color: var(--nav-text);
}
.nav-lgmu-showcase-list {
  padding-left: 1.1rem;
  display: grid;
  gap: 0.35rem;
}
.nav-lgmu-showcase-footer {
  padding-top: 1rem;
  border-top: 1px solid color-mix(in srgb, var(--nav-accent) 18%, var(--nav-border));
}
.nav-lgmu-showcase-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
  margin-bottom: 0.85rem;
}
.nav-lgmu-showcase .nav-lgmu-showcase-cta {
  background: var(--nav-accent-strong);
  color: #ffffff;
  border-color: var(--nav-accent-strong);
  font-weight: 600;
}
.nav-lgmu-showcase .nav-lgmu-showcase-cta:hover {
  background: var(--nav-accent-strong-hover);
  border-color: var(--nav-accent-strong-hover);
  color: #ffffff;
}
.nav-lgmu-showcase-quick { margin-top: 0.15rem; }
.nav-lgmu-showcase-quick summary {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 0.35rem 0.75rem;
  cursor: pointer;
  list-style: none;
  font-weight: 600;
  font-size: 0.9rem;
  color: var(--nav-accent);
}
.nav-lgmu-showcase-quick summary::-webkit-details-marker { display: none; }
.nav-lgmu-showcase-quick summary::before {
  content: "▸";
  display: inline-block;
  transition: transform 0.18s ease;
  color: var(--nav-accent);
}
.nav-lgmu-showcase-quick[open] summary::before { transform: rotate(90deg); }
.nav-lgmu-showcase-quick-hint {
  font-size: 0.78rem;
  font-weight: 500;
  color: var(--nav-muted);
}
.nav-lgmu-showcase-quick-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.55rem;
  margin-top: 0.75rem;
}
.nav-lgmu-showcase-quick-link {
  display: flex;
  align-items: center;
  min-height: 2.5rem;
  padding: 0.55rem 0.75rem;
  border: 1px solid var(--nav-border);
  border-radius: 10px;
  background: var(--nav-surface);
  color: var(--nav-text);
  text-decoration: none;
  font-size: 0.84rem;
  line-height: 1.35;
  transition: border-color 0.18s ease, color 0.18s ease, background 0.18s ease;
}
.nav-lgmu-showcase-quick-link:hover {
  border-color: var(--nav-accent);
  color: var(--nav-accent);
  background: color-mix(in srgb, var(--nav-accent) 8%, var(--nav-surface));
  text-decoration: none;
}
[data-theme="dark"] .nav-lgmu-showcase {
  background:
    linear-gradient(160deg, color-mix(in srgb, var(--nav-accent) 16%, #1a1f26) 0%, #1a1f26 40%, #151a21 100%);
  border-color: color-mix(in srgb, var(--nav-accent) 42%, #2d333b);
}
[data-theme="dark"] .nav-lgmu-showcase-panel {
  background: color-mix(in srgb, #252b33 90%, #1a1f26);
}
.nav-publication-tabs { display: flex; flex-wrap: wrap; gap: 0.45rem; margin: 1.25rem 0 1rem; }
.nav-publication-tab { display: inline-flex; align-items: center; padding: 0.55rem 0.85rem; border-radius: 999px; border: 1px solid var(--nav-border); background: var(--nav-surface-muted); color: var(--nav-text); text-decoration: none; font-size: 0.875rem; }
.nav-publication-tab.is-active { border-color: var(--nav-accent); background: color-mix(in srgb, var(--nav-accent) 12%, var(--nav-surface)); color: var(--nav-accent); font-weight: 600; }
.nav-publication-tab-panel { margin-top: 0.5rem; }
.nav-vak-reference-bar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem 1rem;
  margin: 0 0 1rem;
  padding: 0.85rem 1rem;
  border: 1px solid color-mix(in srgb, var(--nav-accent) 28%, var(--nav-border));
  border-radius: 12px;
  background: color-mix(in srgb, var(--nav-accent) 7%, var(--nav-surface));
}
.nav-vak-reference-note {
  margin: 0;
  color: var(--nav-muted);
  font-size: 0.92rem;
  line-height: 1.45;
  flex: 1 1 220px;
}
.nav-vak-reference-btn { flex-shrink: 0; white-space: nowrap; }
.nav-indexed-preview-bar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem 1rem;
  margin: 0 0 1rem;
}
.nav-indexed-preview-count { color: var(--nav-muted); font-size: 0.9375rem; }
.nav-indexed-catalog-more-btn {
  text-decoration: none;
  font-weight: 600;
  padding: 0.6rem 1.15rem;
  white-space: nowrap;
}
.nav-indexed-catalog-more-footer {
  display: flex;
  justify-content: center;
  margin: 1.5rem 0 0.25rem;
  padding-top: 0.75rem;
  border-top: 1px solid var(--nav-border);
}
.nav-indexed-catalog-more-footer .nav-indexed-catalog-more-btn {
  min-width: min(100%, 18rem);
  justify-content: center;
  font-size: 1rem;
  padding: 0.72rem 1.35rem;
}
.nav-filter-chip-link { display: inline-flex; text-decoration: none; color: inherit; }
.nav-filter-chip-link span { display: inline-block; padding: 0.35rem 0.7rem; border: 1px solid var(--nav-border); border-radius: 999px; font-size: 0.8125rem; }
.nav-filter-chip-link.is-active span { border-color: var(--nav-accent); background: color-mix(in srgb, var(--nav-accent) 12%, var(--nav-surface)); }
.nav-quartile-chips { margin-bottom: 1rem; }
.nav-title-lang-chips { margin-bottom: 0.75rem; }
.nav-title-lang-chips button.nav-filter-chip-link {
  border: none;
  background: transparent;
  padding: 0;
  margin: 0;
  font: inherit;
  color: inherit;
  cursor: pointer;
  appearance: none;
  -webkit-appearance: none;
}
.nav-title-lang-chips .nav-filter-chip-link span {
  color: var(--nav-text);
  background: var(--nav-surface);
}
.nav-title-lang-chips .nav-filter-chip-link.is-active span {
  color: var(--nav-accent);
  background: color-mix(in srgb, var(--nav-accent) 12%, var(--nav-surface));
}
[data-theme="dark"] .nav-title-lang-chips .nav-filter-chip-link span {
  background: #252b33;
  border-color: #404854;
}
[data-theme="dark"] .nav-title-lang-chips .nav-filter-chip-link.is-active span {
  background: color-mix(in srgb, var(--nav-accent) 18%, #252b33);
  color: #c5d4e8;
  border-color: var(--nav-accent);
}
.nav-title-bilingual { display: flex; flex-wrap: wrap; align-items: center; gap: 0.45rem 0.6rem; }
.nav-title-bilingual .nav-title-shown { flex: 1 1 auto; min-width: 0; }
.nav-title-en-btn {
  flex: 0 0 auto;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 2.25rem;
  min-height: 1.85rem;
  padding: 0 0.5rem;
  border-radius: 6px;
  border: 1px solid var(--nav-border);
  background: var(--nav-surface-muted);
  color: var(--nav-muted);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.03em;
  cursor: pointer;
  line-height: 1;
  position: relative;
  z-index: 1;
}
.nav-title-en-btn:hover { border-color: var(--nav-accent); color: var(--nav-accent); }
.nav-title-en-btn.is-active { background: var(--nav-accent-strong); color: #fff; border-color: var(--nav-accent-strong); }
html[data-nav-titles-mode="original"] .nav-title-bilingual .nav-title-shown { font-style: italic; }
@media (max-width: 640px) {
  .nav-lgmu-journal-card { flex-direction: column; align-items: flex-start; }
  .nav-lgmu-showcase-card { padding: 1.1rem 1rem 1rem; }
  .nav-lgmu-showcase-panels,
  .nav-lgmu-showcase-quick-grid { grid-template-columns: 1fr; }
  .nav-lgmu-showcase-actions { flex-direction: column; }
  .nav-lgmu-showcase-actions .nav-btn { width: 100%; justify-content: center; }
}
@media (max-width: 640px) {
  .nav-subscribe-wizard-progress { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}