/* ═══════════════════════════════════════════════════════
   npdguide.com — Academic Modernism Design System v1.0
   English Main Site (Hub)
   ═══════════════════════════════════════════════════════ */

/* ===== CSS Variables ===== */
:root {
  /* ── Oxford Blue Palette ── */
  --color-primary:        #1A365D;
  --color-primary-light:  #2B6CB0;
  --color-primary-soft:   #EBF4FF;
  --color-primary-dark:   #0F2440;

  /* ── Accent ── */
  --color-accent:         #C53030;
  --color-accent-soft:    #FED7D7;

  /* ── Pillar Colors ── */
  --pillar-theory:        #1A365D;
  --pillar-culture:       #2B6CB0;
  --pillar-knowledge:     #6B46C3;
  --pillar-global:        #047857;
  --pillar-personae:      #C05621;

  /* ── Backgrounds ── */
  --color-bg:             #FAFAFA;
  --color-bg-soft:        #F0F4F8;
  --color-bg-warm:        #FEFCF3;

  /* ── Text ── */
  --color-text:           #1A202C;
  --color-text-light:     #718096;
  --color-text-muted:     #A0AEC0;
  --color-text-link:      #2B6CB0;

  /* ── Borders ── */
  --color-border:         #E2E8F0;
  --color-border-light:   #EDF2F7;

  /* ── Status ── */
  --color-success:        #38A169;
  --color-info:           #3182CE;
  --color-warning:        #D69E2E;

  /* ── Typography ── */
  --font-base:    "Inter", system-ui, -apple-system, sans-serif;
  --font-serif:   "Georgia", "Times New Roman", serif;
  --font-mono:    "JetBrains Mono", "Fira Code", monospace;

  --text-xs:   0.75rem;
  --text-sm:   0.875rem;
  --text-base: 1rem;
  --text-lg:   1.125rem;
  --text-xl:   1.25rem;
  --text-2xl:  1.5rem;
  --text-3xl:  2rem;
  --text-4xl:  2.5rem;

  --leading-body:    1.7;
  --leading-heading: 1.3;
  --leading-tight:   1.15;

  /* ── Spacing (8px base) ── */
  --spacing-xs:  0.5rem;
  --spacing-sm:  1rem;
  --spacing-md:  1.5rem;
  --spacing-lg:  3rem;
  --spacing-xl:  5rem;

  /* ── Layout ── */
  --max-width:      720px;
  --max-width-wide: 1100px;
  --header-height:  64px;
  --radius:         8px;
  --radius-sm:      4px;
  --radius-lg:      12px;

  /* ── Shadows ── */
  --shadow-sm:  0 1px 3px rgba(0,0,0,0.06);
  --shadow-md:  0 4px 12px rgba(0,0,0,0.08);
  --shadow-lg:  0 8px 24px rgba(0,0,0,0.10);

  /* ── Transitions ── */
  --transition-fast: 150ms ease;
  --transition-base: 250ms ease;
}

/* ===== Dark Mode: Scholarly Dark ===== */
.dark-mode,
[data-theme="dark"] {
  --color-primary:        #4A90D9;
  --color-primary-light:  #5BA0E9;
  --color-primary-soft:   #1A2A40;
  --color-primary-dark:   #2B6CB0;

  --color-accent:         #FC8181;
  --color-accent-soft:    #3B1A1A;

  --pillar-theory:        #4A90D9;
  --pillar-culture:       #4A9AD9;
  --pillar-knowledge:     #9B7DC8;
  --pillar-global:        #48BB78;
  --pillar-personae:      #E09A5A;

  --color-bg:             #0F1419;
  --color-bg-soft:        #1A2332;
  --color-bg-warm:        #1E1A14;

  --color-text:           #E8ECF1;
  --color-text-light:     #8899AA;
  --color-text-muted:     #5A6A7A;
  --color-text-link:      #5BA0E9;

  --color-border:         #2D3748;
  --color-border-light:   #243040;

  --color-success:        #48BB78;
  --color-info:           #5BA0E9;
  --color-warning:        #ECC94B;

  --shadow-sm:  0 1px 3px rgba(0,0,0,0.2);
  --shadow-md:  0 4px 12px rgba(0,0,0,0.3);
  --shadow-lg:  0 8px 24px rgba(0,0,0,0.4);
}

@media (prefers-color-scheme: dark) {
  :root:not(.light-mode):not([data-theme="light"]) {
    --color-primary:        #4A90D9;
    --color-primary-light:  #5BA0E9;
    --color-primary-soft:   #1A2A40;
    --color-primary-dark:   #2B6CB0;
    --color-accent:         #FC8181;
    --color-accent-soft:    #3B1A1A;
    --pillar-theory:        #4A90D9;
    --pillar-culture:       #4A9AD9;
    --pillar-knowledge:     #9B7DC8;
    --pillar-global:        #48BB78;
    --pillar-personae:      #E09A5A;
    --color-bg:             #0F1419;
    --color-bg-soft:        #1A2332;
    --color-bg-warm:        #1E1A14;
    --color-text:           #E8ECF1;
    --color-text-light:     #8899AA;
    --color-text-muted:     #5A6A7A;
    --color-text-link:      #5BA0E9;
    --color-border:         #2D3748;
    --color-border-light:   #243040;
  }
}

/* ===== Reset ===== */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  font-size: 16px;
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--font-base);
  font-size: var(--text-base);
  line-height: var(--leading-body);
  color: var(--color-text);
  background: var(--color-bg);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* ===== Accessibility ===== */
.skip-link {
  position: absolute;
  top: -100%;
  left: 0;
  padding: var(--spacing-sm);
  background: var(--color-primary);
  color: #fff;
  text-decoration: none;
  z-index: 10000;
}
.skip-link:focus {
  top: 0;
}

:focus-visible {
  outline: 2px solid var(--color-primary);
  outline-offset: 2px;
}
.dark-mode :focus-visible,
[data-theme="dark"] :focus-visible {
  outline-color: var(--color-primary-light);
}

/* ===== Links ===== */
a {
  color: var(--color-text-link);
  text-decoration: none;
  transition: color var(--transition-fast);
}
a:hover {
  color: var(--color-primary-light);
}
a:visited {
  color: var(--color-text-link);
}

/* ===== Header ===== */
.site-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: var(--color-bg);
  border-bottom: 1px solid var(--color-border);
  height: var(--header-height);
  display: flex;
  align-items: center;
}

.site-header .header-inner {
  max-width: var(--max-width-wide);
  width: 100%;
  margin: 0 auto;
  padding: 0 var(--spacing-md);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.site-header .logo a {
  font-size: var(--text-xl);
  font-weight: 700;
  color: var(--color-primary);
  text-decoration: none;
  letter-spacing: -0.02em;
}
.site-header .logo a:hover {
  color: var(--color-primary-light);
}

.site-header .logo .site-tag {
  font-size: var(--text-xs);
  color: var(--color-text-light);
  font-weight: 400;
  margin-left: var(--spacing-xs);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.site-header nav {
  display: flex;
  gap: var(--spacing-sm);
  align-items: center;
}

.site-header nav a {
  font-size: var(--text-sm);
  color: var(--color-text);
  padding: 8px 12px;
  border-radius: var(--radius-sm);
  transition: background var(--transition-fast), color var(--transition-fast);
  font-weight: 500;
}
.site-header nav a:hover {
  background: var(--color-bg-soft);
  color: var(--color-primary);
}
.site-header nav a.active {
  color: var(--color-primary);
  font-weight: 600;
}

/* ── Header dark mode toggle ── */
.theme-toggle {
  background: none;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  padding: 6px 10px;
  cursor: pointer;
  font-size: var(--text-sm);
  color: var(--color-text);
  transition: background var(--transition-fast);
  min-width: 44px;
  min-height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
}
.theme-toggle:hover {
  background: var(--color-bg-soft);
}

/* ── Mobile nav toggle ── */
.mobile-nav-toggle {
  display: none;
  background: none;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  padding: 8px 12px;
  cursor: pointer;
  font-size: var(--text-lg);
  color: var(--color-text);
  min-width: 44px;
  min-height: 44px;
  align-items: center;
  justify-content: center;
}

/* ===== Footer ===== */
.site-footer {
  background: var(--color-bg-soft);
  border-top: 1px solid var(--color-border);
  padding: var(--spacing-lg) 0 var(--spacing-md);
  text-align: center;
}

.footer-links {
  margin-bottom: var(--spacing-sm);
}

.footer-links a {
  color: var(--color-primary);
  text-decoration: none;
  margin: 0 12px;
  font-size: 14px;
}

.footer-links a:hover {
  color: var(--color-primary-light);
}

.footer-network {
  margin-bottom: var(--spacing-sm);
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
}

.footer-network-label {
  font-size: 11px;
  color: var(--color-text-light);
  font-weight: 500;
  letter-spacing: 0.05em;
}

.footer-network a {
  font-size: 12px;
  color: var(--color-text-light);
  text-decoration: none;
  transition: color var(--transition-fast);
}

.footer-network a:hover {
  color: var(--color-primary);
}

.footer-copy {
  font-size: 13px;
  color: var(--color-text-light);
  margin-top: var(--spacing-xs);
}

.footer-dark-toggle {
  text-align: center;
  margin-top: var(--spacing-xs);
}

.footer-dark-toggle button {
  padding: 6px 14px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  background: var(--color-bg);
  color: var(--color-text);
  font-size: 13px;
  cursor: pointer;
  min-width: 44px;
  min-height: 44px;
}

.footer-dark-toggle button:hover {
  background: var(--color-bg-soft);
}

.footer-disclaimer {
  font-size: 12px;
  color: var(--color-text-light);
  margin-top: var(--spacing-sm);
  max-width: var(--max-width);
  margin-left: auto;
  margin-right: auto;
  line-height: 1.6;
}

.footer-disclaimer p {
  margin-bottom: 4px;
}

/* ===== Hero (Homepage) ===== */
.hero {
  background: var(--color-primary);
  color: #fff;
  padding: var(--spacing-xl) var(--spacing-md);
  text-align: center;
}

.hero .badge {
  display: inline-block;
  background: rgba(255,255,255,0.15);
  color: rgba(255,255,255,0.9);
  font-size: var(--text-sm);
  padding: 6px 16px;
  border-radius: 9999px;
  margin-bottom: var(--spacing-md);
  letter-spacing: 0.02em;
}

.hero h1 {
  font-size: var(--text-4xl);
  font-weight: 700;
  line-height: var(--leading-tight);
  max-width: 650px;
  margin: 0 auto var(--spacing-sm);
}

.hero .subtitle {
  font-size: var(--text-lg);
  color: rgba(255,255,255,0.75);
  max-width: 600px;
  margin: 0 auto var(--spacing-lg);
  line-height: 1.6;
}

.hero .cta-group {
  display: flex;
  gap: var(--spacing-sm);
  justify-content: center;
  flex-wrap: wrap;
}

.hero .cta-btn {
  display: inline-block;
  padding: 12px 28px;
  border-radius: var(--radius);
  font-weight: 600;
  font-size: var(--text-sm);
  transition: all var(--transition-base);
  text-decoration: none;
}
.hero .cta-btn.primary {
  background: #fff;
  color: var(--color-primary);
}
.hero .cta-btn.primary:hover {
  background: var(--color-bg-soft);
}
.hero .cta-btn.secondary {
  background: rgba(255,255,255,0.12);
  color: #fff;
  border: 1px solid rgba(255,255,255,0.2);
}
.hero .cta-btn.secondary:hover {
  background: rgba(255,255,255,0.2);
}

.hero .skip-link-text {
  display: block;
  margin-top: var(--spacing-md);
  font-size: var(--text-xs);
  color: rgba(255,255,255,0.5);
}
.hero .skip-link-text a {
  color: rgba(255,255,255,0.6);
}
.hero .skip-link-text a:hover {
  color: #fff;
}

/* ===== Entry Nav (What brings you here?) ===== */
.entry-nav {
  background: var(--color-bg-soft);
  padding: var(--spacing-sm) var(--spacing-md);
  margin: 0 auto;
}

.entry-nav .entry-inner {
  max-width: var(--max-width-wide);
  margin: 0 auto;
}

.entry-nav .entry-title {
  font-size: var(--text-xs);
  color: var(--color-text-light);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 8px;
  font-weight: 600;
}

.entry-nav .entry-links {
  display: flex;
  flex-wrap: wrap;
  gap: 4px;
}

.entry-nav .entry-links a {
  font-size: var(--text-sm);
  color: var(--color-text);
  padding: 4px 12px;
  border-radius: 9999px;
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  transition: all var(--transition-fast);
}
.entry-nav .entry-links a:hover {
  border-color: var(--color-primary);
  color: var(--color-primary);
}

/* ===== Trust Bar ===== */
.trust-bar {
  max-width: var(--max-width-wide);
  margin: var(--spacing-md) auto;
  padding: 0 var(--spacing-md);
  display: flex;
  gap: var(--spacing-lg);
  justify-content: center;
  flex-wrap: wrap;
}

.trust-bar .trust-item {
  text-align: center;
}

.trust-bar .trust-number {
  font-size: var(--text-2xl);
  font-weight: 700;
  color: var(--color-primary);
  line-height: 1;
}

.trust-bar .trust-label {
  font-size: var(--text-xs);
  color: var(--color-text-light);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-top: 4px;
}

/* ===== Safety Banner ===== */
.safety-banner {
  max-width: var(--max-width-wide);
  margin: var(--spacing-md) auto;
  padding: var(--spacing-sm) var(--spacing-md);
  background: var(--color-accent-soft);
  border-left: 4px solid var(--color-accent);
  border-radius: var(--radius-sm);
  font-size: var(--text-sm);
  color: var(--color-text);
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  flex-wrap: wrap;
}

/* ===== Pillar Cards (Home) ===== */
.pillar-nav {
  max-width: var(--max-width-wide);
  margin: var(--spacing-lg) auto;
  padding: 0 var(--spacing-md);
}

.pillar-nav h2, .section-title {
  font-size: var(--text-lg);
  font-weight: 600;
  color: var(--color-text);
  margin-bottom: var(--spacing-md);
}

.pillar-cards {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: var(--spacing-sm);
}

.pillar-card {
  background: var(--color-bg-soft);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: var(--spacing-md);
  text-align: center;
  transition: all var(--transition-base);
  text-decoration: none;
  display: block;
}
.pillar-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
  border-color: var(--color-primary);
}

.pillar-card .pillar-icon {
  font-size: 2rem;
  margin-bottom: var(--spacing-xs);
  display: block;
}

.pillar-card .pillar-name {
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--color-text);
}

.pillar-card .pillar-tagline {
  font-size: var(--text-xs);
  color: var(--color-text-light);
  margin-top: 4px;
}

/* ===== Article Cards ===== */
.article-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--spacing-md);
}

.article-card {
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  overflow: hidden;
  transition: all var(--transition-base);
  background: var(--color-bg);
  display: flex;
  flex-direction: column;
}
.article-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
}

.article-card .card-top {
  padding: var(--spacing-md);
  flex: 1;
  display: flex;
  flex-direction: column;
}

.article-card .pillar-badge {
  display: inline-block;
  font-size: var(--text-xs);
  font-weight: 600;
  padding: 3px 10px;
  border-radius: 9999px;
  margin-bottom: var(--spacing-sm);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  width: fit-content;
}

.pillar-badge.theory       { background: #EBF4FF; color: var(--pillar-theory); }
.pillar-badge.cross-culture { background: #E3F0FF; color: var(--pillar-culture); }
.pillar-badge.knowledge    { background: #F3EFFF; color: var(--pillar-knowledge); }
.pillar-badge.global       { background: #E6FAF0; color: var(--pillar-global); }
.pillar-badge.personae     { background: #FFF5EC; color: var(--pillar-personae); }

.dark-mode .pillar-badge.theory       { background: #1A2A40; color: var(--pillar-theory); }
.dark-mode .pillar-badge.cross-culture { background: #1A2835; color: var(--pillar-culture); }
.dark-mode .pillar-badge.knowledge    { background: #221A35; color: var(--pillar-knowledge); }
.dark-mode .pillar-badge.global       { background: #1A3025; color: var(--pillar-global); }
.dark-mode .pillar-badge.personae     { background: #2A1C14; color: var(--pillar-personae); }

.article-card h3 {
  font-size: var(--text-base);
  font-weight: 600;
  line-height: var(--leading-heading);
  margin-bottom: var(--spacing-xs);
  color: var(--color-text);
}

.article-card .card-desc {
  font-size: var(--text-sm);
  color: var(--color-text-light);
  line-height: 1.5;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
  flex: 1;
}

.article-card .card-bottom {
  padding: var(--spacing-sm) var(--spacing-md);
  border-top: 1px solid var(--color-border-light);
  font-size: var(--text-xs);
  color: var(--color-text-muted);
  display: flex;
  justify-content: space-between;
}

.article-card .tradition-tag {
  font-size: var(--text-xs);
  padding: 2px 8px;
  border-radius: var(--radius-sm);
  background: var(--color-bg-soft);
  color: var(--color-text-light);
}

/* ===== Reading Path Cards ===== */
.reading-path-cards {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--spacing-sm);
}

.reading-path-card {
  background: var(--color-primary-soft);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: var(--spacing-md);
  text-decoration: none;
  transition: all var(--transition-base);
}
.reading-path-card:hover {
  border-color: var(--color-primary);
  transform: translateY(-2px);
}

.reading-path-card .path-name {
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--color-primary);
  margin-bottom: 4px;
}

.reading-path-card .path-start {
  font-size: var(--text-xs);
  color: var(--color-text-light);
}

/* ===== Section Container ===== */
.section {
  max-width: var(--max-width-wide);
  margin: var(--spacing-lg) auto;
  padding: 0 var(--spacing-md);
}

/* ===== P2 Tab Filter ===== */
.tab-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 4px;
  margin-bottom: var(--spacing-md);
  position: sticky;
  top: var(--header-height);
  background: var(--color-bg);
  padding: var(--spacing-sm) 0;
  z-index: 10;
  border-bottom: 1px solid var(--color-border-light);
}

.tab-nav a {
  font-size: var(--text-sm);
  padding: 6px 14px;
  border-radius: 9999px;
  color: var(--color-text);
  border: 1px solid var(--color-border);
  transition: all var(--transition-fast);
  text-decoration: none;
}
.tab-nav a:hover {
  border-color: var(--color-primary);
  color: var(--color-primary);
}
.tab-nav a.active {
  background: var(--color-primary);
  color: #fff;
  border-color: var(--color-primary);
}

/* ===== Article Body ===== */
.article-page {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: var(--spacing-lg) var(--spacing-md);
}

.article-page .breadcrumb {
  font-size: var(--text-sm);
  color: var(--color-text-light);
  margin-bottom: var(--spacing-md);
}
.article-page .breadcrumb a {
  color: var(--color-text-light);
}
.article-page .breadcrumb a:hover {
  color: var(--color-primary);
}

.article-page .article-header {
  margin-bottom: var(--spacing-lg);
}

.article-page .article-header h1 {
  font-size: var(--text-3xl);
  font-weight: 700;
  line-height: var(--leading-heading);
  margin: var(--spacing-sm) 0;
  color: var(--color-text);
}

.article-page .article-meta {
  font-size: var(--text-sm);
  color: var(--color-text-light);
  display: flex;
  gap: var(--spacing-sm);
  flex-wrap: wrap;
}

/* ── Lead Paragraph ── */
.article-lead {
  font-family: var(--font-serif);
  font-size: var(--text-lg);
  line-height: 1.6;
  color: var(--color-text-light);
  border-left: 4px solid var(--color-primary);
  padding-left: var(--spacing-md);
  margin: var(--spacing-lg) 0;
  background: var(--color-bg-soft);
  padding: var(--spacing-md);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
}

/* ── Article Body Typography ── */
.article-body {
  font-family: var(--font-base);
  font-size: var(--text-base);
  line-height: var(--leading-body);
  color: var(--color-text);
}

.article-body h2 {
  font-size: var(--text-2xl);
  font-weight: 600;
  margin-top: var(--spacing-lg);
  margin-bottom: var(--spacing-sm);
  line-height: var(--leading-heading);
}

.article-body h3 {
  font-size: var(--text-xl);
  font-weight: 600;
  margin-top: var(--spacing-md);
  margin-bottom: var(--spacing-sm);
  line-height: var(--leading-heading);
}

.article-body p {
  margin-bottom: var(--spacing-sm);
}

.article-body ul, .article-body ol {
  margin-bottom: var(--spacing-sm);
  padding-left: var(--spacing-md);
}

.article-body li {
  margin-bottom: 4px;
}

.article-body blockquote {
  font-family: var(--font-serif);
  border-left: 3px solid var(--color-border);
  padding-left: var(--spacing-md);
  margin: var(--spacing-md) 0;
  color: var(--color-text-light);
  font-style: italic;
}

.article-body code {
  font-family: var(--font-mono);
  font-size: 0.9em;
  background: var(--color-bg-soft);
  padding: 2px 6px;
  border-radius: var(--radius-sm);
}

.article-body pre {
  background: var(--color-bg-soft);
  padding: var(--spacing-md);
  border-radius: var(--radius);
  overflow-x: auto;
  margin: var(--spacing-md) 0;
  font-size: var(--text-sm);
}

.article-body pre code {
  background: none;
  padding: 0;
}

/* ── Framework Callout ── */
.framework-callout {
  background: var(--color-bg-warm);
  border-left: 4px solid var(--pillar-theory);
  padding: var(--spacing-md);
  margin: var(--spacing-lg) 0;
  font-size: var(--text-sm);
  color: var(--color-text-light);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
}

/* ── Article Footer ── */
.article-footer {
  margin-top: var(--spacing-xl);
  padding-top: var(--spacing-lg);
  border-top: 1px solid var(--color-border);
}

.article-footer .reading-path-nav {
  background: var(--color-primary-soft);
  padding: var(--spacing-md);
  border-radius: var(--radius);
  margin-bottom: var(--spacing-md);
  font-size: var(--text-sm);
}

.article-footer .reading-path-nav a {
  font-weight: 600;
}

.article-footer .key-takeaways {
  background: var(--color-bg-soft);
  padding: var(--spacing-md);
  border-radius: var(--radius);
  margin-bottom: var(--spacing-md);
}

.article-footer .key-takeaways h3 {
  font-size: var(--text-sm);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--color-text-light);
  margin-bottom: var(--spacing-sm);
}

.article-footer .key-takeaways ol {
  padding-left: var(--spacing-md);
  font-size: var(--text-sm);
  line-height: 1.6;
}

.article-footer .citation {
  font-size: var(--text-xs);
  color: var(--color-text-muted);
  background: var(--color-bg-soft);
  padding: var(--spacing-sm);
  border-radius: var(--radius-sm);
  font-family: var(--font-mono);
  word-break: break-all;
  margin-bottom: var(--spacing-md);
}

.article-footer .citation h3 {
  font-size: var(--text-xs);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 4px;
  color: var(--color-text-light);
  font-family: var(--font-base);
}

/* ── Goldwater Disclaimer (P5 only) ── */
.goldwater-disclaimer {
  background: #FFFDF0;
  border: 1px solid #F6E05E;
  border-radius: var(--radius-sm);
  padding: var(--spacing-sm);
  font-size: var(--text-xs);
  color: var(--color-text-light);
  margin-bottom: var(--spacing-lg);
}
.dark-mode .goldwater-disclaimer {
  background: #2D2818;
  border-color: #5C5018;
}

/* ===== Search ===== */
.search-trigger {
  position: fixed;
  bottom: 24px;
  left: 24px;
  z-index: 900;
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: var(--color-primary);
  color: #fff;
  border: none;
  cursor: pointer;
  font-size: 20px;
  box-shadow: var(--shadow-md);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: transform var(--transition-fast);
}
.search-trigger:hover {
  transform: scale(1.1);
}

/* ===== Emergency Exit ===== */
.emergency-exit {
  position: fixed;
  bottom: 24px;
  right: 24px;
  z-index: 900;
}

.emergency-exit a {
  display: inline-block;
  background: var(--color-accent);
  color: #fff;
  padding: 10px 20px;
  border-radius: var(--radius);
  font-size: var(--text-sm);
  font-weight: 600;
  text-decoration: none;
  box-shadow: var(--shadow-md);
  transition: background var(--transition-fast);
}
.emergency-exit a:hover {
  background: #9B2020;
  color: #fff;
}

/* ===== Personae Cards ===== */
.personae-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--spacing-md);
}

.personae-card {
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  overflow: hidden;
  background: var(--color-bg);
  transition: all var(--transition-base);
  text-decoration: none;
  display: flex;
  flex-direction: column;
}
.personae-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
}

.personae-card .persona-portrait {
  height: 140px;
  background: var(--color-bg-soft);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 3rem;
  color: var(--color-text-muted);
}

.personae-card .persona-info {
  padding: var(--spacing-sm);
  flex: 1;
}

.personae-card .persona-name {
  font-weight: 600;
  font-size: var(--text-base);
  color: var(--color-text);
  margin-bottom: 4px;
}

.personae-card .persona-source {
  font-size: var(--text-xs);
  color: var(--color-text-light);
}

.personae-card .persona-traits {
  display: flex;
  flex-wrap: wrap;
  gap: 4px;
  margin-top: var(--spacing-xs);
}

.personae-card .persona-trait {
  font-size: var(--text-xs);
  padding: 2px 8px;
  border-radius: 9999px;
  background: var(--pillar-personae);
  color: #fff;
  opacity: 0.8;
}

/* ===== Series Pages (Pillar) ===== */
.series-hero {
  background: var(--color-primary);
  color: #fff;
  padding: var(--spacing-lg) var(--spacing-md);
  text-align: center;
}

.series-hero h1 {
  font-size: var(--text-3xl);
  font-weight: 700;
  margin-bottom: var(--spacing-xs);
}

.series-hero p {
  font-size: var(--text-lg);
  opacity: 0.75;
}

/* ===== Responsive ===== */
@media (max-width: 1024px) {
  .pillar-cards { grid-template-columns: repeat(3, 1fr); }
  .article-grid { grid-template-columns: repeat(2, 1fr); }
  .reading-path-cards { grid-template-columns: repeat(2, 1fr); }
  .personae-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 768px) {
  :root {
    --text-4xl: 2rem;
    --text-3xl: 1.5rem;
    --text-2xl: 1.25rem;
    --header-height: 56px;
    --spacing-xl: 3rem;
    --spacing-lg: 2rem;
  }

  .mobile-nav-toggle { display: flex; }

  .site-header nav.desktop-nav {
    display: none;
    position: absolute;
    top: var(--header-height);
    left: 0;
    right: 0;
    background: var(--color-bg);
    border-bottom: 1px solid var(--color-border);
    flex-direction: column;
    padding: var(--spacing-sm);
    box-shadow: var(--shadow-md);
  }
  .site-header nav.desktop-nav.open { display: flex; }
  .site-header nav.desktop-nav a {
    padding: 12px 16px;
    width: 100%;
  }

  .pillar-cards { grid-template-columns: repeat(2, 1fr); }
  .article-grid { grid-template-columns: 1fr; }
  .reading-path-cards { grid-template-columns: 1fr; }
  .personae-grid { grid-template-columns: 1fr; }

  .hero h1 { font-size: var(--text-3xl); }

  .article-page h1 { font-size: var(--text-2xl); }

  .trust-bar { gap: var(--spacing-md); }

  .entry-nav .entry-links { flex-direction: column; }

  .tab-nav { overflow-x: auto; -webkit-overflow-scrolling: touch; }
  .tab-nav::-webkit-scrollbar { display: none; }
}

@media (max-width: 480px) {
  :root {
    --text-4xl: 1.75rem;
    --text-base: 0.9375rem;
  }

  .pillar-cards { grid-template-columns: 1fr 1fr; }

  .site-footer .footer-bottom { flex-direction: column; align-items: center; }
}

/* ===== Print ===== */
@media print {
  .site-header, .site-footer, .search-trigger, .emergency-exit,
  .theme-toggle, .entry-nav, .safety-banner, .tab-nav {
    display: none !important;
  }
  body { font-size: 12pt; line-height: 1.5; }
  .article-page { max-width: 100%; padding: 0; }
}

/* ===== Pagefind UI Overrides ===== */
.pagefind-ui {
  --pagefind-ui-scale: 1;
  --pagefind-ui-primary: var(--color-primary);
  --pagefind-ui-text: var(--color-text);
  --pagefind-ui-background: var(--color-bg);
  --pagefind-ui-border: var(--color-border);
  --pagefind-ui-tag: var(--color-bg-soft);
}

.pagefind-ui__search-input {
  border: 2px solid var(--color-border) !important;
  border-radius: var(--radius) !important;
  font-family: var(--font-base) !important;
  font-size: var(--text-base) !important;
}

.pagefind-ui__result-title {
  font-family: var(--font-base) !important;
}

.pagefind-ui__result-excerpt mark {
  background: #FEFCBF;
  color: var(--color-text);
}

/* Personae type tag (article cards) */
.article-card .personae-tag {
  font-size: var(--text-xs);
  padding: 2px 8px;
  border-radius: var(--radius-sm);
  background: var(--color-bg-soft);
  color: var(--color-text-light);
  margin-left: 6px;
}