/* ═══════════════════════════════════════════════════════════════
   HYMBS.COM — Design System  v3.0
   HuanYu Market Research · Truth · Benchmarks · Standards
   ═══════════════════════════════════════════════════════════════ */

/* ── Google Fonts (fallback to system serif for CN visitors) ──── */
@import url('https://fonts.googleapis.com/css2?family=DM+Serif+Display:ital@0;1&family=Inter:wght@300;400;500;600;700;800&display=swap');

/* ── Design Tokens ──────────────────────────────────────────────── */
:root {
  /* Background scale — deep space */
  --bg-void:      #03060D;
  --bg-base:      #070B14;
  --bg-surface:   #0B1020;
  --bg-card:      #101828;
  --bg-card-alt:  #141D2E;
  --bg-glass:     rgba(255, 255, 255, 0.03);
  --bg-glass-md:  rgba(255, 255, 255, 0.06);

  /* Text */
  --text-primary:   #EDF2F7;
  --text-secondary: #7D8FA6;
  --text-muted:     #3D4D5E;
  --text-gold:      #D4A843;

  /* Accent — Gold (Truth) */
  --gold:           #D4A843;
  --gold-light:     #E8C56A;
  --gold-dim:       rgba(212, 168, 67, 0.10);
  --gold-glow:      rgba(212, 168, 67, 0.18);
  --gold-border:    rgba(212, 168, 67, 0.22);

  /* Accent — Blue (Benchmarks / Data) */
  --blue:           #4A8BF0;
  --blue-light:     #6EA5FF;
  --blue-dim:       rgba(74, 139, 240, 0.10);
  --blue-glow:      rgba(74, 139, 240, 0.18);
  --blue-border:    rgba(74, 139, 240, 0.22);

  /* Borders */
  --border-subtle:  rgba(255, 255, 255, 0.05);
  --border-mid:     rgba(255, 255, 255, 0.09);
  --border-strong:  rgba(255, 255, 255, 0.15);

  /* Typography */
  --font-sans:   'Inter', -apple-system, BlinkMacSystemFont, 'PingFang SC',
                 'Noto Sans SC', 'Hiragino Sans GB', sans-serif;
  /* Serif for display headlines — authority / institution feel */
  --font-serif:  'DM Serif Display', Georgia, 'Songti SC', 'STSong',
                 'SimSun', 'Source Han Serif SC', serif;

  /* Radius */
  --r-sm:  6px;
  --r-md:  12px;
  --r-lg:  18px;
  --r-xl:  26px;
  --r-2xl: 36px;

  /* Spacing */
  --max-w:  1180px;
  --nav-h:  68px;

  /* Shadows */
  --shadow-card:       0 1px 3px rgba(0,0,0,.3), 0 8px 32px rgba(0,0,0,.22);
  --shadow-glow-gold:  0 0 60px rgba(212,168,67,.08), 0 0 120px rgba(212,168,67,.04);
  --shadow-glow-blue:  0 0 60px rgba(74,139,240,.08), 0 0 120px rgba(74,139,240,.04);

  /* Transitions */
  --ease:   cubic-bezier(0.16, 1, 0.3, 1);
  --t-fast: 160ms var(--ease);
  --t-base: 260ms var(--ease);
  --t-slow: 480ms var(--ease);
}

/* ── Reset ──────────────────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
  font-family: var(--font-sans);
  background: var(--bg-base);
  color: var(--text-primary);
  line-height: 1.65;
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}
img, video { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
button { font-family: inherit; cursor: pointer; }

/* ── Layout Utilities ───────────────────────────────────────────── */
.container {
  width: 100%;
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 28px;
}
.container--narrow {
  max-width: 760px;
  margin: 0 auto;
  padding: 0 28px;
}
.section     { padding: 108px 0; }
.section-sm  { padding: 72px 0; }
.section--sm { padding: 72px 0; }  /* Blade alias */
.grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 28px; }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }

/* ── Navigation ─────────────────────────────────────────────────── */
.nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 1000;
  height: var(--nav-h);
  display: flex;
  align-items: center;
  transition: background var(--t-base), backdrop-filter var(--t-base),
              border-color var(--t-base);
  border-bottom: 1px solid transparent;
}
.nav.scrolled {
  background: rgba(7, 11, 20, 0.90);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom-color: var(--border-subtle);
}
.nav__inner {
  width: 100%;
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 28px;
  display: flex;
  align-items: center;
  gap: 40px;
}
/* Logo — two class systems (nav partial uses .logo-hy/.logo-mbs) */
.nav__logo, .nav__logo-wrap {
  display: flex;
  align-items: baseline;
  gap: 2px;
  font-size: 18px;
  font-weight: 800;
  letter-spacing: -0.03em;
  flex-shrink: 0;
}
.nav__logo-hy, .logo-hy  { color: var(--gold); }
.nav__logo-mbs, .logo-mbs { color: var(--text-primary); }
.nav__logo-dot            { color: var(--gold); font-size: 22px; margin-left: 1px; }

.nav__links {
  display: flex;
  align-items: center;
  gap: 6px;
  flex: 1;
}
.nav__link {
  font-size: 13.5px;
  font-weight: 500;
  color: var(--text-secondary);
  padding: 7px 12px;
  border-radius: var(--r-sm);
  transition: color var(--t-fast), background var(--t-fast);
}
.nav__link:hover { color: var(--text-primary); background: var(--bg-glass-md); }
.nav__link.active { color: var(--text-primary); }

.nav__actions {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-shrink: 0;
}

/* Language toggle */
.lang-toggle {
  display: flex;
  align-items: center;
  background: var(--bg-glass);
  border: 1px solid var(--border-subtle);
  border-radius: 999px;
  padding: 3px;
}
.lang-toggle__sep { color: var(--text-muted); font-size: 11px; padding: 0 2px; }
.lang-toggle__btn {
  padding: 5px 13px;
  font-size: 12px;
  font-weight: 600;
  letter-spacing: .04em;
  border: none;
  background: transparent;
  color: var(--text-muted);
  border-radius: 999px;
  transition: all var(--t-fast);
}
.lang-toggle__btn.active {
  background: var(--gold);
  color: #07080C;
}
.lang-toggle__btn:hover:not(.active) { color: var(--text-secondary); }

/* ── Buttons ────────────────────────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  font-size: 13.5px;
  font-weight: 600;
  border-radius: 999px;
  border: none;
  transition: all var(--t-fast);
  cursor: pointer;
  white-space: nowrap;
  letter-spacing: .02em;
}
/* Double-dash notation (Blade views) */
.btn--primary,
.btn-primary {
  padding: 11px 26px;
  background: var(--gold);
  color: #07080C;
}
.btn--primary:hover,
.btn-primary:hover {
  background: var(--gold-light);
  box-shadow: 0 4px 24px rgba(212,168,67,.32);
  transform: translateY(-1px);
}
.btn--ghost,
.btn-outline {
  padding: 10px 25px;
  background: transparent;
  color: var(--text-secondary);
  border: 1px solid var(--border-mid);
}
.btn--ghost:hover,
.btn-outline:hover {
  color: var(--text-primary);
  border-color: var(--border-strong);
  background: var(--bg-glass-md);
}
.btn-lg { padding: 14px 32px; font-size: 15px; }

/* Hamburger */
.nav__hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  padding: 6px;
  cursor: pointer;
  margin-left: auto;
}
.nav__hamburger span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--text-secondary);
  border-radius: 2px;
  transition: all var(--t-fast);
}

/* ── Hero ───────────────────────────────────────────────────────── */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  background: var(--bg-void);
}
#particles-canvas {
  position: absolute;
  inset: 0;
  z-index: 0;
  pointer-events: none;
}
.hero__gradient {
  position: absolute;
  inset: 0;
  z-index: 1;
  background:
    radial-gradient(ellipse 60% 50% at 30% 60%, rgba(212,168,67,.05) 0%, transparent 70%),
    radial-gradient(ellipse 50% 60% at 75% 30%, rgba(74,139,240,.05) 0%, transparent 70%);
  pointer-events: none;
}
/* .hero__inner (static pages) and .hero__content (Blade) both center content */
.hero__inner,
.hero__content {
  position: relative;
  z-index: 2;
  text-align: center;
  max-width: 860px;
  width: 100%;
  padding: 0 28px;
  padding-top: var(--nav-h);
}
.hero__eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-size: 12px;
  font-weight: 600;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: 28px;
}
.hero__eyebrow::before,
.hero__eyebrow::after {
  content: '';
  width: 28px;
  height: 1px;
  background: var(--gold-border);
}
/* .hero__h1 (static) / .hero__headline (Blade) — display serif for authority */
.hero__h1,
.hero__headline {
  font-family: var(--font-serif);
  font-size: clamp(44px, 7vw, 84px);
  font-weight: 400;            /* DM Serif Display looks best at 400 */
  letter-spacing: -0.01em;
  line-height: 1.08;
  color: var(--text-primary);
  margin-bottom: 28px;
}
.hero__h1 em,
.hero__headline em {
  font-style: italic;
  color: var(--gold);
}
/* .hero__lead (static) / .hero__sub (Blade) */
.hero__lead,
.hero__sub {
  font-size: clamp(15px, 1.6vw, 18px);
  color: var(--text-secondary);
  line-height: 1.85;
  max-width: 640px;
  margin: 0 auto 44px;
  font-weight: 300;
}
.hero__cta {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 14px;
  flex-wrap: wrap;
}
.hero__scroll {
  position: absolute;
  bottom: 36px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 2;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
}
.hero__scroll-line {
  width: 1px;
  height: 40px;
  background: linear-gradient(to bottom, transparent, var(--gold-border));
  animation: scrollPulse 2s ease-in-out infinite;
}
@keyframes scrollPulse {
  0%, 100% { opacity: .3; }
  50%       { opacity: 1; }
}

/* ── Section Typography ─────────────────────────────────────────── */
.sec-eyebrow,
.section__eyebrow {
  display: inline-block;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: 16px;
}
.sec-eyebrow-blue { color: var(--blue); }
/* .sec-h2 (static) / .section__title (Blade) */
.sec-h2,
.section__title {
  font-family: var(--font-serif);
  font-size: clamp(28px, 3vw, 42px);
  font-weight: 400;
  letter-spacing: -0.005em;
  line-height: 1.15;
  color: var(--text-primary);
  margin-bottom: 20px;
}
.sec-lead {
  font-size: 16px;
  color: var(--text-secondary);
  line-height: 1.85;
  max-width: 560px;
  font-weight: 300;
}
.sec-lead-wide { max-width: 720px; }
.text-center { text-align: center; }
.text-center .sec-lead { margin: 0 auto; }
.section__cta { margin-top: 48px; text-align: center; }

/* ── Pillars ────────────────────────────────────────────────────── */
.pillars {
  background: var(--bg-void);
  border-top: 1px solid var(--border-subtle);
  border-bottom: 1px solid var(--border-subtle);
}
/* .pillar-grid (static) / .pillars__grid (Blade) */
.pillar-grid,
.pillars__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
}
/* .pillar (static) / .pillar-card (Blade) */
.pillar,
.pillar-card {
  padding: 60px 44px;
  border-right: 1px solid var(--border-subtle);
  position: relative;
  overflow: hidden;
  transition: background var(--t-base);
}
.pillar:last-child,
.pillar-card:last-child { border-right: none; }

.pillar::before,
.pillar-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 2px;
  opacity: 0;
  transition: opacity var(--t-base);
}
.pillar:hover::before,
.pillar-card:hover::before { opacity: 1; }

.pillar--gold::before,
.pillar-card[data-pillar="truth"]::before {
  background: linear-gradient(90deg, transparent, var(--gold), transparent);
}
.pillar--blue::before,
.pillar-card[data-pillar="benchmarks"]::before {
  background: linear-gradient(90deg, transparent, var(--blue), transparent);
}
.pillar--white::before,
.pillar-card[data-pillar="standards"]::before {
  background: linear-gradient(90deg, transparent, rgba(255,255,255,.25), transparent);
}
.pillar:hover,
.pillar-card:hover { background: var(--bg-surface); }

/* Pillar number / icon label */
.pillar__num {
  font-size: 11px;
  font-weight: 700;
  letter-spacing: .16em;
  text-transform: uppercase;
  margin-bottom: 28px;
}
.pillar--gold  .pillar__num { color: var(--gold); }
.pillar--blue  .pillar__num { color: var(--blue); }
.pillar--white .pillar__num { color: var(--text-muted); }

/* .pillar__h3 (static) / .pillar-card__title (Blade) */
.pillar__h3,
.pillar-card__title {
  font-size: 21px;
  font-weight: 700;
  letter-spacing: -0.02em;
  margin-bottom: 14px;
  color: var(--text-primary);
}
/* .pillar__p (static) / .pillar-card__body (Blade) */
.pillar__p,
.pillar-card__body {
  font-size: 14.5px;
  color: var(--text-secondary);
  line-height: 1.85;
}
/* Background CJK character / single letter */
.pillar__icon,
.pillar-card__icon {
  position: absolute;
  bottom: 28px;
  right: 28px;
  font-family: var(--font-serif);
  font-size: 52px;
  opacity: .05;
  color: white;
  line-height: 1;
  pointer-events: none;
}
.pillar-card[data-pillar="truth"]      .pillar-card__icon { color: var(--gold); opacity: .08; }
.pillar-card[data-pillar="benchmarks"] .pillar-card__icon { color: var(--blue); opacity: .08; }

/* ── Manifesto ──────────────────────────────────────────────────── */
.manifesto {
  background: var(--bg-surface);
  position: relative;
  overflow: hidden;
}
.manifesto::before {
  content: '';
  position: absolute;
  top: -1px; left: 0; right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--gold-border), transparent);
}
.manifesto-quote {
  font-family: var(--font-serif);
  font-size: clamp(20px, 2.4vw, 30px);
  font-weight: 400;
  letter-spacing: -0.01em;
  line-height: 1.55;
  color: var(--text-primary);
  border-left: 2px solid var(--gold);
  padding-left: 28px;
  margin-bottom: 32px;
}
.manifesto-quote em { color: var(--gold); font-style: italic; }
.manifesto-body {
  font-size: 15px;
  color: var(--text-secondary);
  line-height: 1.9;
}
.manifesto-body p { margin-bottom: 20px; }
.manifesto-body p:last-child { margin-bottom: 0; }
/* Blade .data-callout */
.data-callout {
  background: var(--bg-surface);
  border: 1px solid var(--gold-border);
  border-radius: var(--r-md);
  padding: 28px 36px;
  margin: 36px 0;
}
.data-callout p {
  font-family: var(--font-serif);
  font-size: clamp(17px, 1.8vw, 22px);
  font-weight: 400;
  color: var(--text-primary);
  line-height: 1.65;
}

/* ── Cards ──────────────────────────────────────────────────────── */
.card {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--r-lg);
  padding: 36px 32px;
  transition: border-color var(--t-base), transform var(--t-base), box-shadow var(--t-base);
  position: relative;
  overflow: hidden;
}
.card:hover {
  border-color: var(--border-mid);
  transform: translateY(-2px);
  box-shadow: var(--shadow-card);
}
.card-icon {
  width: 44px; height: 44px;
  border-radius: var(--r-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 20px;
}
.card-icon--gold { background: var(--gold-dim); }
.card-icon--blue { background: var(--blue-dim); }
.card-icon svg   { width: 22px; height: 22px; }
.card h3 {
  font-size: 16px;
  font-weight: 700;
  letter-spacing: -0.015em;
  margin-bottom: 10px;
  color: var(--text-primary);
}
.card p {
  font-size: 14px;
  color: var(--text-secondary);
  line-height: 1.8;
}

/* ── Insight / Article Cards ────────────────────────────────────── */
.insight-card {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--r-lg);
  overflow: hidden;
  transition: border-color var(--t-base), transform var(--t-base);
  display: flex;
  flex-direction: column;
}
.insight-card:hover {
  border-color: var(--border-mid);
  transform: translateY(-3px);
}
.insight-card__img {
  height: 200px;
  overflow: hidden;
  background: var(--bg-surface);
  flex-shrink: 0;
}
.insight-card__img img {
  width: 100%; height: 100%;
  object-fit: cover;
  transition: transform var(--t-slow);
}
.insight-card:hover .insight-card__img img { transform: scale(1.05); }

.insight-card__body { padding: 28px 26px; flex: 1; display: flex; flex-direction: column; }
/* .insight-card__tag (static) / .insight-card__cat (Blade) */
.insight-card__tag,
.insight-card__cat {
  display: inline-block;
  font-size: 10.5px;
  font-weight: 700;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: 12px;
}
.insight-card__title {
  font-size: 15.5px;
  font-weight: 700;
  letter-spacing: -0.015em;
  line-height: 1.45;
  margin-bottom: 10px;
  color: var(--text-primary);
  flex: 1;
}
.insight-card__title a { color: inherit; }
.insight-card__title a:hover { color: var(--gold); transition: color var(--t-fast); }
.insight-card__excerpt {
  font-size: 13.5px;
  color: var(--text-secondary);
  line-height: 1.75;
  margin-bottom: 16px;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
/* .insight-card__meta (static) / .insight-card__date (Blade) */
.insight-card__meta,
.insight-card__date {
  display: block;
  font-size: 12px;
  color: var(--text-muted);
  margin-top: auto;
  padding-top: 14px;
  border-top: 1px solid var(--border-subtle);
}
.insight-card__meta-dot { width: 3px; height: 3px; border-radius: 50%; background: var(--text-muted); display: inline-block; }

/* Hidden state for filter */
.card--hidden { display: none !important; }

/* ── Filter Bar ─────────────────────────────────────────────────── */
.filter-bar {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
  margin-bottom: 40px;
}
.insight-filter,
.blog-filter {
  padding: 7px 18px;
  font-size: 12.5px;
  font-weight: 600;
  letter-spacing: .04em;
  border: 1px solid var(--border-subtle);
  border-radius: 999px;
  background: transparent;
  color: var(--text-secondary);
  transition: all var(--t-fast);
}
.insight-filter:hover,
.blog-filter:hover {
  border-color: var(--border-mid);
  color: var(--text-primary);
  background: var(--bg-glass-md);
}
.insight-filter.active,
.blog-filter.active {
  background: var(--gold);
  border-color: var(--gold);
  color: #07080C;
}

/* ── Page Hero (inner pages) ────────────────────────────────────── */
.page-hero {
  background: var(--bg-void);
  padding-top: calc(var(--nav-h) + 64px);
  padding-bottom: 64px;
  border-bottom: 1px solid var(--border-subtle);
  position: relative;
}
.page-hero::after {
  content: '';
  position: absolute;
  bottom: -1px; left: 0; right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--gold-border) 50%, transparent);
}
.page-hero__title {
  font-family: var(--font-serif);
  font-size: clamp(36px, 4.5vw, 60px);
  font-weight: 400;
  letter-spacing: -0.01em;
  line-height: 1.1;
  color: var(--text-primary);
  margin-bottom: 16px;
}
.page-hero__sub {
  font-size: 16px;
  color: var(--text-secondary);
  line-height: 1.8;
  max-width: 560px;
  font-weight: 300;
}

/* ── Data Callout ───────────────────────────────────────────────── */
.data-callout__label {
  font-size: 11px;
  font-weight: 700;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: 10px;
}

/* ── CTA Section ────────────────────────────────────────────────── */
.cta-section {
  background: var(--bg-void);
  text-align: center;
  position: relative;
  overflow: hidden;
}
.cta-section::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--gold-border) 50%, transparent);
}
.cta-section .sec-h2 { max-width: 580px; margin: 0 auto 16px; }
.cta-section .sec-lead { margin: 0 auto 40px; }
.cta-group {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 14px;
  flex-wrap: wrap;
}

/* ── Article Page ───────────────────────────────────────────────── */
.insight-article {
  padding-bottom: 108px;
}
.article-header {
  background: var(--bg-void);
  padding-top: calc(var(--nav-h) + 56px);
  padding-bottom: 56px;
  border-bottom: 1px solid var(--border-subtle);
}
.article-cat {
  display: inline-block;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: 20px;
}
.article-title {
  font-family: var(--font-serif);
  font-size: clamp(28px, 4vw, 52px);
  font-weight: 400;
  letter-spacing: -0.01em;
  line-height: 1.15;
  color: var(--text-primary);
  margin-bottom: 24px;
  max-width: 760px;
}
.article-meta {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
  font-size: 13px;
  color: var(--text-muted);
}
.article-meta time { color: var(--text-secondary); }
.article-meta__sep { opacity: .4; }
.article-lang-switch {
  color: var(--gold);
  font-weight: 600;
  transition: opacity var(--t-fast);
}
.article-lang-switch:hover { opacity: .75; }
.article-hero-img {
  margin-top: 40px;
  border-radius: var(--r-lg);
  overflow: hidden;
  max-width: 760px;
}
.article-hero-img img {
  width: 100%;
  height: auto;
  max-height: 440px;
  object-fit: cover;
}

/* Article body — rich text */
.article-body {
  padding: 64px 0;
  font-size: 17px;
  line-height: 1.9;
  color: var(--text-secondary);
}
.article-body h2 {
  font-family: var(--font-serif);
  font-size: clamp(22px, 2.4vw, 30px);
  font-weight: 400;
  color: var(--text-primary);
  margin: 56px 0 18px;
  letter-spacing: -0.01em;
  line-height: 1.25;
}
.article-body h3 {
  font-size: 19px;
  font-weight: 700;
  color: var(--text-primary);
  margin: 40px 0 14px;
  letter-spacing: -0.015em;
}
.article-body h4 {
  font-size: 16px;
  font-weight: 700;
  color: var(--text-secondary);
  margin: 32px 0 12px;
  letter-spacing: .02em;
  text-transform: uppercase;
  font-size: 12px;
}
.article-body p { margin-bottom: 24px; }
.article-body p:last-child { margin-bottom: 0; }
.article-body strong { color: var(--text-primary); font-weight: 600; }
.article-body em { color: var(--text-gold); font-style: italic; }
.article-body a {
  color: var(--gold);
  text-decoration: underline;
  text-decoration-color: var(--gold-border);
  text-underline-offset: 3px;
}
.article-body a:hover { text-decoration-color: var(--gold); }
.article-body ul,
.article-body ol {
  padding-left: 24px;
  margin-bottom: 24px;
}
.article-body li { margin-bottom: 10px; }
.article-body blockquote {
  border-left: 2px solid var(--gold);
  padding: 16px 24px;
  margin: 32px 0;
  background: var(--bg-surface);
  border-radius: 0 var(--r-sm) var(--r-sm) 0;
  font-style: italic;
  color: var(--text-primary);
  font-size: 16px;
}
.article-footer {
  padding-top: 48px;
  border-top: 1px solid var(--border-subtle);
}
.article-disclaimer {
  font-size: 13px;
  color: var(--text-muted);
  line-height: 1.7;
  margin-bottom: 28px;
  padding: 16px 20px;
  background: var(--bg-surface);
  border-radius: var(--r-sm);
  border-left: 2px solid var(--border-mid);
}

/* ── Divider ────────────────────────────────────────────────────── */
.gold-line {
  width: 40px; height: 2px;
  background: var(--gold);
  margin: 20px auto;
  opacity: .5;
}

/* ── Footer ─────────────────────────────────────────────────────── */
.footer {
  background: var(--bg-void);
  border-top: 1px solid var(--border-subtle);
  padding: 60px 0 40px;
}
/* .footer__grid (static 4-col) / .footer__inner (Blade simpler) */
.footer__grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 48px;
  margin-bottom: 56px;
}
.footer__inner {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: 24px;
}
.footer__brand {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 10px;
}
.footer__brand .logo-hy  { font-size: 20px; font-weight: 800; color: var(--gold); }
.footer__brand .logo-mbs { font-size: 20px; font-weight: 800; }
.footer__tagline {
  font-size: 13px;
  color: var(--text-muted);
  line-height: 1.7;
}
.footer__nav {
  display: flex;
  gap: 24px;
  flex-wrap: wrap;
  justify-content: center;
}
.footer__nav a {
  font-size: 13.5px;
  color: var(--text-secondary);
  transition: color var(--t-fast);
}
.footer__nav a:hover { color: var(--text-primary); }
.footer__copy {
  font-size: 12px;
  color: var(--text-muted);
  line-height: 1.7;
}
/* Static footer pieces */
.footer__brand-name { font-size: 17px; font-weight: 800; letter-spacing: -0.025em; margin-bottom: 12px; }
.footer__brand-name .hy { color: var(--gold); }
.footer__brand-tagline { font-size: 13px; color: var(--text-muted); line-height: 1.7; max-width: 280px; }
.footer__col-title { font-size: 11px; font-weight: 700; letter-spacing: .1em; text-transform: uppercase; color: var(--text-muted); margin-bottom: 18px; }
.footer__links { display: flex; flex-direction: column; gap: 11px; }
.footer__links a { font-size: 13.5px; color: var(--text-secondary); transition: color var(--t-fast); }
.footer__links a:hover { color: var(--text-primary); }
.footer__bottom { display: flex; align-items: center; justify-content: space-between; padding-top: 28px; border-top: 1px solid var(--border-subtle); font-size: 12.5px; color: var(--text-muted); }
.footer__legal { display: flex; gap: 20px; }
.footer__legal a { color: var(--text-muted); transition: color var(--t-fast); }
.footer__legal a:hover { color: var(--text-secondary); }

/* ── Reveal Animation ───────────────────────────────────────────── */
.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 640ms var(--ease), transform 640ms var(--ease);
}
.reveal.visible { opacity: 1; transform: none; }
.reveal-delay-1 { transition-delay: 80ms; }
.reveal-delay-2 { transition-delay: 160ms; }
.reveal-delay-3 { transition-delay: 240ms; }

/* ── Insights Preview / List sections ──────────────────────────── */
.insights-preview { background: var(--bg-base); }
.insights-list    { background: var(--bg-base); }

/* ── Mobile Navigation ──────────────────────────────────────────── */
.nav-mobile {
  position: fixed;
  top: var(--nav-h);
  left: 0; right: 0;
  z-index: 999;
  background: rgba(7, 11, 20, 0.97);
  backdrop-filter: blur(24px);
  -webkit-backdrop-filter: blur(24px);
  border-bottom: 1px solid var(--border-subtle);
  padding: 20px 28px 28px;
  display: none;
  flex-direction: column;
  gap: 4px;
}
.nav-mobile.open { display: flex; }
.nav-mobile__link {
  font-size: 15px;
  font-weight: 500;
  color: var(--text-secondary);
  padding: 13px 0;
  border-bottom: 1px solid var(--border-subtle);
  transition: color var(--t-fast);
}
.nav-mobile__link:last-child { border-bottom: none; }
.nav-mobile__link:hover { color: var(--text-primary); }
.nav-mobile__cta { margin-top: 16px; display: flex; gap: 10px; }

/* ── Responsive ─────────────────────────────────────────────────── */
@media (max-width: 960px) {
  .nav__links    { display: none; }
  .nav__hamburger { display: flex; }
  .pillar-grid, .pillars__grid, .grid-3 { grid-template-columns: 1fr; }
  .grid-2  { grid-template-columns: 1fr; }
  .pillar, .pillar-card {
    padding: 44px 32px;
    border-right: none;
    border-bottom: 1px solid var(--border-subtle);
  }
  .pillar:last-child, .pillar-card:last-child { border-bottom: none; }
  .footer__grid { grid-template-columns: 1fr 1fr; gap: 36px; }
  .footer__bottom { flex-direction: column; gap: 12px; text-align: center; }
  .footer__inner  { gap: 20px; }
  .footer__nav    { gap: 16px; }
  .article-header { padding-top: calc(var(--nav-h) + 36px); }
}
@media (max-width: 600px) {
  .container, .container--narrow { padding: 0 20px; }
  .section     { padding: 72px 0; }
  .section-sm,
  .section--sm { padding: 52px 0; }
  .footer__grid  { grid-template-columns: 1fr; }
  .hero__h1,
  .hero__headline { font-size: 38px; }
  .manifesto-quote { font-size: 19px; padding-left: 20px; }
  .article-title { font-size: 28px; }
  .filter-bar { gap: 6px; }
}

/* ── Content Protection ─────────────────────────────────────────── */
body { -webkit-user-select: none; user-select: none; }
body.allow-select { -webkit-user-select: text; user-select: text; }
input, textarea, [data-selectable] { -webkit-user-select: text; user-select: text; }