/* ================================================================
   Art Anchor Holdings — Design System
   Black & white editorial minimalism. Apple × Notion × David Zwirner.
   ================================================================ */

:root {
  /* Color */
  --aah-paper: #F3F1EC;
  --aah-paper-deep: #EDEAE3;
  --aah-paper-canvas: #E8E5DF;
  --aah-ink: #111111;
  --aah-ink-soft: #1A1A1A;
  --aah-muted: #6B6B68;
  --aah-faint: #A9A6A0;
  --aah-dark: #0B0B0B;
  --aah-dark-paper: #141412;
  --aah-rule: rgba(17,17,17,0.10);
  --aah-rule-strong: rgba(17,17,17,0.22);
  --aah-rule-light: rgba(243,241,236,0.14);
  --aah-rule-light-strong: rgba(243,241,236,0.22);
  --aah-text-on-dark: #F3F1EC;
  --aah-muted-on-dark: rgba(243,241,236,0.55);
  --aah-body-on-dark: rgba(243,241,236,0.72);
  --aah-faint-on-dark: rgba(243,241,236,0.40);

  /* Type */
  --aah-serif: "Instrument Serif", "GT Sectra", "EB Garamond", Georgia, serif;
  --aah-sans: "Helvetica Neue", -apple-system, Helvetica, Arial, sans-serif;
  --aah-mono: "JetBrains Mono", ui-monospace, monospace;

  /* Rhythm */
  --aah-outer: 72px;
}

* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }

body {
  margin: 0;
  background: var(--aah-paper);
  color: var(--aah-ink);
  font-family: var(--aah-sans);
  font-size: 14px;
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
  font-feature-settings: "ss01", "cv11";
  overflow-x: hidden;
}

h1, h2, h3, p, blockquote, figure, ol, ul { margin: 0; padding: 0; }
ol, ul { list-style: none; }
a { color: inherit; text-decoration: none; }
button { font: inherit; color: inherit; background: none; border: none; cursor: pointer; }
img { display: block; max-width: 100%; }

.serif { font-family: var(--aah-serif); font-weight: 400; letter-spacing: -0.01em; }
.mono {
  font-family: var(--aah-mono);
  font-size: 10.5px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  font-weight: 500;
}

/* ---------------------------------------------------------------
   Layout helpers
   --------------------------------------------------------------- */
.page { position: relative; }
.page.tone-dark { background: var(--aah-dark); color: var(--aah-text-on-dark); }

.section { padding: 120px var(--aah-outer); position: relative; }
.section.tone-dark { background: var(--aah-dark); color: var(--aah-text-on-dark); }
.section.tone-paper-deep { background: var(--aah-paper-deep); }

.hairline { height: 1px; width: 100%; background: var(--aah-rule); border: 0; }
.hairline.strong { background: var(--aah-rule-strong); }
.hairline.on-dark { background: var(--aah-rule-light); }
.hairline.on-dark.strong { background: var(--aah-rule-light-strong); }

/* Eyebrow: 01 —— LABEL */
.eyebrow { display: flex; align-items: center; gap: 14px; color: var(--aah-muted); }
.eyebrow.on-dark { color: var(--aah-muted-on-dark); }
.eyebrow .mono { color: inherit; }
.eyebrow .tick { width: 28px; height: 1px; background: currentColor; opacity: 0.4; }

/* Buttons */
.btn {
  display: inline-flex; align-items: center; justify-content: center;
  font-family: var(--aah-sans);
  font-size: 12px; letter-spacing: 0.18em; text-transform: uppercase;
  white-space: nowrap;
  transition: background 200ms ease-out, color 200ms ease-out, border-color 200ms ease-out;
}
.btn-primary {
  background: var(--aah-ink); color: var(--aah-paper);
  padding: 14px 26px; border: 1px solid var(--aah-ink);
}
.btn-primary:hover { background: #0B0B0B; }
.btn-primary.on-dark { background: var(--aah-paper); color: var(--aah-ink); border-color: var(--aah-paper); }

.btn-outline {
  background: transparent; color: var(--aah-ink);
  border: 1px solid var(--aah-ink);
  padding: 12px 22px;
}
.btn-outline:hover { background: var(--aah-ink); color: var(--aah-paper); }
.btn-outline.on-dark { color: var(--aah-text-on-dark); border-color: rgba(243,241,236,0.7); }
.btn-outline.on-dark:hover { background: var(--aah-paper); color: var(--aah-ink); }

.btn-outline-sm {
  border: 1px solid var(--aah-ink);
  padding: 7px 14px; font-size: 10.5px; letter-spacing: 0.16em; text-transform: uppercase;
}
.btn-outline-sm:hover { background: var(--aah-ink); color: var(--aah-paper); }

/* Focus */
:focus-visible { outline: 2px solid var(--aah-ink); outline-offset: 2px; }
.tone-dark :focus-visible, .on-dark:focus-visible { outline-color: var(--aah-paper); }

/* ---------------------------------------------------------------
   Nav
   --------------------------------------------------------------- */
.site-nav {
  position: sticky; top: 0; z-index: 100;
  padding: 28px var(--aah-outer);
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  gap: 40px;
  background: var(--aah-paper);
  border-bottom: 1px solid var(--aah-rule);
  color: var(--aah-ink);
  transition: border-color 300ms ease-out, background 300ms ease-out;
}
.site-nav.tone-dark { background: var(--aah-dark); color: var(--aah-text-on-dark); border-bottom-color: var(--aah-rule-light); }
.site-nav.is-detached { border-bottom-color: var(--aah-rule-strong); }
.site-nav.tone-dark.is-detached { border-bottom-color: var(--aah-rule-light-strong); }

/* Master wordmark — approved production vector, never stretched.
   `.wordmark-svg` sets width only; height is derived automatically
   from the SVG's intrinsic viewBox ratio (10788:784), so the mark's
   aspect ratio can never be distorted at any call site. */
.wordmark-svg { display: block; height: auto; color: inherit; flex-shrink: 0; }

.nav-mark { display: flex; align-items: center; gap: 18px; color: inherit; }
.nav-mark-wordmark { width: 220px; } /* well above the 120px digital minimum */
.nav-mark-est { font-size: 9px; letter-spacing: 0.24em; white-space: nowrap; }

.nav-center { display: flex; gap: 36px; align-items: center; }
.nav-item { display: flex; align-items: baseline; gap: 6px; color: var(--aah-muted); transition: color 200ms ease-out; }
.site-nav.tone-dark .nav-item { color: var(--aah-muted-on-dark); }
.nav-item:hover { color: var(--aah-ink); }
.site-nav.tone-dark .nav-item:hover { color: var(--aah-text-on-dark); }
.nav-item.active { color: var(--aah-ink); }
.site-nav.tone-dark .nav-item.active { color: var(--aah-text-on-dark); }
.nav-item-n { font-size: 9px; opacity: 0.7; }
.nav-item-label {
  font-family: var(--aah-sans); font-size: 13px; letter-spacing: 0.02em;
  border-bottom: 1px solid transparent; padding-bottom: 2px;
}
.nav-item.active .nav-item-label { border-bottom-color: currentColor; }

.nav-right { display: flex; justify-content: flex-end; align-items: center; gap: 24px; }
.nav-locations { letter-spacing: 0.08em; white-space: nowrap; }
.nav-inquiries {
  padding: 9px 18px; border: 1px solid currentColor;
  font-size: 11.5px; letter-spacing: 0.18em; text-transform: uppercase;
  transition: background 200ms ease-out, color 200ms ease-out;
}
.nav-inquiries:hover { background: var(--aah-ink); color: var(--aah-paper); }
.site-nav.tone-dark .nav-inquiries:hover { background: var(--aah-paper); color: var(--aah-ink); }

.nav-burger { display: none; flex-direction: column; gap: 5px; width: 20px; cursor: pointer; background: none; border: none; padding: 0; }
.nav-burger span { display: block; width: 20px; height: 1px; background: currentColor; }

.nav-mobile-overlay {
  position: fixed; inset: 0; z-index: 200;
  background: var(--aah-paper); color: var(--aah-ink);
  display: none; flex-direction: column;
  padding: 28px var(--aah-outer);
  opacity: 0; transform: scale(0.98);
  transition: opacity 200ms ease-out, transform 200ms ease-out;
}
.nav-mobile-overlay.open { display: flex; opacity: 1; transform: scale(1); }
.nav-mobile-close { align-self: flex-end; background: none; border: none; font-family: var(--aah-mono); font-size: 11px; letter-spacing: 0.18em; text-transform: uppercase; cursor: pointer; color: inherit; }
.nav-mobile-list { flex: 1; display: flex; flex-direction: column; justify-content: center; gap: 20px; }
.nav-mobile-item { display: flex; align-items: baseline; gap: 16px; font-family: var(--aah-serif); font-size: 40px; letter-spacing: -0.02em; }
.nav-mobile-item .mono { font-size: 12px; }

/* Route transition bar */
#route-bar {
  position: fixed; top: 0; left: 0; height: 2px; width: 0%;
  background: var(--aah-ink); z-index: 300; transition: width 400ms ease-in-out, opacity 300ms ease-out;
  opacity: 0;
}

/* ---------------------------------------------------------------
   Footer
   --------------------------------------------------------------- */
.site-footer {
  background: var(--aah-paper); color: var(--aah-ink);
  padding: 96px var(--aah-outer) 40px;
  border-top: 1px solid var(--aah-rule);
}
.site-footer.tone-dark { background: var(--aah-dark); color: var(--aah-text-on-dark); border-top-color: var(--aah-rule-light); }
.footer-mark {
  margin-bottom: 72px; display: flex; align-items: flex-end; justify-content: space-between; gap: 24px;
}
.footer-mark-wordmark { width: 640px; max-width: 46vw; }
.footer-mark .mono { color: var(--aah-muted); align-self: flex-end; font-size: 11px; }
.site-footer.tone-dark .footer-mark .mono { color: var(--aah-muted-on-dark); }
.footer-cols { display: grid; grid-template-columns: repeat(4, 1fr); gap: 48px; margin-top: 48px; }
.footer-col-title { color: var(--aah-muted); margin-bottom: 20px; display: block; }
.site-footer.tone-dark .footer-col-title { color: var(--aah-muted-on-dark); }
.footer-item { font-family: var(--aah-sans); font-size: 13px; line-height: 1.9; }
.footer-fine {
  margin-top: 72px; padding-top: 24px; border-top: 1px solid var(--aah-rule);
  display: flex; justify-content: space-between; gap: 24px; color: var(--aah-muted); flex-wrap: wrap;
}
.site-footer.tone-dark .footer-fine { border-top-color: var(--aah-rule-light); color: var(--aah-muted-on-dark); }

/* ---------------------------------------------------------------
   Plate (placeholder imagery)
   --------------------------------------------------------------- */
.plate-figure { margin: 0; }
.plate-frame {
  width: 100%; position: relative; overflow: hidden;
  background: var(--aah-dark-paper);
  display: flex; align-items: flex-end;
}
.plate-frame.tone-light { background: #E4E0D7; }
.plate-frame svg { position: absolute; inset: 0; }
.plate-label {
  position: relative; z-index: 1; padding: 14px;
  color: rgba(243,241,236,0.35);
  transition: opacity 200ms ease-out;
}
.plate-frame.tone-light .plate-label { color: rgba(17,17,17,0.42); }
.plate-frame:hover .plate-label { opacity: 0.7; }
.plate-caption {
  margin-top: 12px; display: flex; justify-content: space-between; align-items: baseline; gap: 24px;
}
.plate-caption .left { color: var(--aah-muted); }
.plate-caption .right { color: var(--aah-faint); }

/* ---------------------------------------------------------------
   Row hover (tables)
   --------------------------------------------------------------- */
.row-link { display: block; transition: border-color 200ms ease-out; }
.row-arrow { display: inline-block; transition: transform 200ms ease-out; }
.row-link:hover .row-arrow { transform: translateX(4px); }
.row-link:hover { border-color: var(--aah-rule-strong) !important; }
.row-link.on-dark:hover { border-color: var(--aah-rule-light-strong) !important; }

/* ---------------------------------------------------------------
   Reveal-on-scroll
   --------------------------------------------------------------- */
.reveal { opacity: 0; transform: translateY(16px); }
.reveal.in-view {
  opacity: 1; transform: translateY(0);
  transition: opacity 600ms ease-out, transform 800ms cubic-bezier(0.2,0.65,0.2,1);
}
@media (prefers-reduced-motion: reduce) {
  .reveal { transform: none; transition: opacity 300ms ease-out !important; }
}

/* ---------------------------------------------------------------
   Forms
   --------------------------------------------------------------- */
.field label, .field .mono-label {
  display: block; margin-bottom: 10px; color: var(--aah-muted-on-dark);
}
.field-input {
  width: 100%; background: none; border: none; border-bottom: 1px solid rgba(243,241,236,0.28);
  padding: 4px 0 10px; font-size: 16px; color: var(--aah-text-on-dark);
  font-family: var(--aah-sans);
  transition: border-color 200ms ease-out;
}
.field-input::placeholder { color: rgba(243,241,236,0.4); }
.field-input:focus { border-color: var(--aah-paper); outline: none; }
.field-error { font-family: var(--aah-mono); font-size: 10px; letter-spacing: 0.1em; text-transform: uppercase; color: rgba(243,241,236,0.85); margin-top: 6px; display: block; }

/* ================================================================
   Responsive
   ================================================================ */
@media (max-width: 1439px) {
  :root { --aah-outer: 48px; }
}

@media (max-width: 1023px) {
  .nav-center { display: none; }
  .nav-right .mono { display: none; }
  .nav-burger { display: flex; }
  .nav-mark-wordmark { width: 176px; }
  .footer-cols { grid-template-columns: repeat(2, 1fr); gap: 40px 24px; }
}

@media (max-width: 767px) {
  :root { --aah-outer: 24px; }
  body { font-size: 14px; }
  .section { padding: 72px var(--aah-outer); }
  .nav-mark-wordmark { width: 148px; } /* still well above the 120px digital minimum */
  .nav-mark-est { display: none; }
  .footer-mark { flex-direction: column; align-items: flex-start; gap: 16px; }
  .footer-mark-wordmark { width: 100%; max-width: none; }
  .footer-cols { grid-template-columns: 1fr; gap: 32px; }
  .footer-fine { flex-direction: column; gap: 8px; }
}

/* ================================================================
   Utility text-color helpers
   ================================================================ */
.muted { color: var(--aah-muted); }
.faint { color: var(--aah-faint); }
.ink { color: var(--aah-ink); }
.muted-on-dark { color: var(--aah-muted-on-dark); }
.dim-on-dark { color: rgba(243,241,236,0.5); }
.block-mb { display: block; margin-bottom: 8px; }
.block-mb-8 { display: block; margin-bottom: 8px; }
.block-mb-12 { display: block; margin-bottom: 12px; }
.block-mb-24 { display: block; margin-bottom: 24px; }
.block-mb-4 { display: block; margin-bottom: 4px; }
.block-mb-32 { display: block; margin-bottom: 32px; }
.block-mt-24 { display: block; margin-top: 24px; margin-bottom: 8px; }
.self-end { align-self: flex-end; }

.section-header-row {
  display: flex; justify-content: space-between; align-items: baseline;
  margin-bottom: 72px; gap: 24px; flex-wrap: wrap;
}
.section-header-row.mb-64 { margin-bottom: 64px; }
.section-header-row.mb-48 { margin-bottom: 48px; }
.section-h2 { font-size: 84px; line-height: 0.98; letter-spacing: -0.03em; margin: 24px 0 0; }

/* Standardized H1 — shared by all five chapter pages (Platform, Investment,
   Portfolio, Governance, Contact). The home hero (.hero-h1) intentionally
   remains larger as the site's cover statement; these five chapter openers
   now share one consistent scale instead of the previous ad hoc 128–168px
   spread. */
.page-h1 { font-size: 140px; line-height: 0.94; letter-spacing: -0.035em; font-weight: 400; margin: 32px 0 0; }
.page-h1 em, .hero-h1 em { font-style: italic; font-weight: 400; }

/* Understated secondary text-link — pairs with a single boxed .btn-primary
   to establish one clear primary action instead of two competing buttons. */
.text-link {
  font-family: var(--aah-sans); font-size: 12px; letter-spacing: 0.14em; text-transform: uppercase;
  border-bottom: 1px solid transparent; padding-bottom: 2px; color: inherit;
  transition: border-color 200ms ease-out;
}
.text-link:hover { border-color: currentColor; }

/* ================================================================
   HOME
   ================================================================ */
.hero-section { padding: 80px var(--aah-outer) 96px; }
.hero-top-row { display: grid; grid-template-columns: 1fr auto; align-items: start; gap: 40px; margin-bottom: 56px; }
.hero-h1 {
  font-size: 176px; line-height: 0.92; letter-spacing: -0.035em; font-weight: 400; max-width: 1200px;
}
.hero-copy { font-size: 20px; line-height: 1.5; letter-spacing: -0.005em; color: var(--aah-ink-soft); max-width: 640px; }
.hero-date { color: var(--aah-muted); }
.hero-lower { display: grid; grid-template-columns: 1.4fr 1fr; gap: 96px; margin-top: 96px; align-items: end; }
.hero-actions { display: flex; flex-direction: column; gap: 20px; align-items: flex-end; }
.hero-cta-row { display: flex; gap: 24px; align-items: center; }

.plate-strip { padding: 0 var(--aah-outer) 120px; }
.plate-strip-grid { display: grid; grid-template-columns: 2fr 1fr 1fr; gap: 24px; }

.section-bordered-y { border-top: 1px solid var(--aah-rule); border-bottom: 1px solid var(--aah-rule); }

.philosophy-grid { display: grid; grid-template-columns: 1fr 2fr; gap: 96px; }
.philosophy-title { font-size: 40px; line-height: 1.05; letter-spacing: -0.02em; margin-top: 24px; color: var(--aah-muted); }
.philosophy-copy { font-size: 34px; line-height: 1.28; letter-spacing: -0.015em; max-width: 780px; }
/* Statistics — de-emphasized relative to the philosophy copy above them:
   smaller numerals, softer color, tighter top margin, so they read as
   supporting evidence rather than a competing headline. */
.stat-row { display: grid; grid-template-columns: repeat(3, 1fr); gap: 40px; margin-top: 64px; }
.stat-k { font-size: 34px; line-height: 1; letter-spacing: -0.02em; color: var(--aah-ink-soft); }
.stat-bar { height: 1px; background: var(--aah-rule-strong); margin: 14px 0 10px; width: 32px; }
.stat-v { font-size: 13px; color: var(--aah-muted); max-width: 240px; }

.pillar-cell:not(:last-child) { border-right: 1px solid var(--aah-rule); }
.holdings-more-row { margin-top: 48px; display: flex; justify-content: flex-end; }
.governance-signal-h2 { font-size: 68px; line-height: 1; letter-spacing: -0.025em; margin: 24px 0 32px; }
.governance-signal-copy { font-size: 15px; line-height: 1.7; color: var(--aah-muted); max-width: 480px; }
.governance-signal-cta { margin-top: 32px; display: inline-flex; }

.pillars-row { display: grid; grid-template-columns: repeat(4, 1fr); gap: 0; border-top: 1px solid var(--aah-rule-strong); }
.pillar-cell { padding: 40px 32px 40px 0; display: flex; flex-direction: column; gap: 16px; min-height: 280px; box-sizing: border-box; }
.pillar-cell:first-child { padding-left: 0; }
.pillar-top { display: flex; justify-content: space-between; align-items: baseline; }
.pillar-title { font-size: 42px; line-height: 1; letter-spacing: -0.02em; margin-top: 32px; }
.pillar-desc { font-size: 14px; color: var(--aah-muted); margin-top: auto; max-width: 260px; }

.holdings-table { border-top: 1px solid var(--aah-rule-light-strong); }
.holdings-row {
  display: grid; grid-template-columns: 48px 2.2fr 2fr 1.4fr 0.8fr auto; gap: 24px;
  padding: 28px 0; border-bottom: 1px solid var(--aah-rule-light); align-items: baseline;
}
.holdings-name { font-size: 30px; letter-spacing: -0.015em; }
.holdings-meta { font-size: 13.5px; color: var(--aah-body-on-dark); }

.governance-signal-grid { display: grid; grid-template-columns: 1fr 1.4fr; gap: 96px; align-items: start; }

/* ================================================================
   PLATFORM
   ================================================================ */
.platform-header { padding: 80px var(--aah-outer) 120px; border-bottom: 1px solid var(--aah-rule); }
.platform-header-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 96px; align-items: end; }
.platform-intro { font-size: 17px; line-height: 1.6; color: var(--aah-ink-soft); max-width: 520px; }
.value-loop-h2 { font-size: 64px; line-height: 1; letter-spacing: -0.025em; margin: 24px 0 72px; }
.pillars-h2 { font-size: 64px; line-height: 1; letter-spacing: -0.025em; margin: 24px 0 80px; }
.operating-h2 { font-size: 72px; line-height: 0.98; letter-spacing: -0.025em; margin: 0; }

.value-loop-panel { position: relative; padding: 48px 0; border: 1px solid var(--aah-rule); background: var(--aah-paper); }
.value-loop-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 0; position: relative; }
.value-loop-cell { padding: 0 32px; position: relative; text-align: center; }
.value-loop-node {
  width: 56px; height: 56px; border: 1px solid var(--aah-ink); border-radius: 50%;
  margin: 0 auto 20px; display: grid; place-items: center; font-size: 22px; background: var(--aah-paper);
}
.value-loop-title { font-size: 26px; letter-spacing: -0.015em; margin-bottom: 12px; }
.value-loop-desc { font-size: 13px; color: var(--aah-muted); max-width: 220px; margin: 0 auto; }
.value-loop-arrow { position: absolute; top: 28px; right: -8px; color: var(--aah-faint); font-size: 14px; }
.value-loop-footer { margin-top: 40px; display: flex; justify-content: center; align-items: center; gap: 12px; color: var(--aah-muted); }
.value-loop-rule { width: 80px; height: 1px; background: var(--aah-rule-strong); }

.pillar-row {
  display: grid; grid-template-columns: 80px 1.6fr 1fr 1fr; gap: 48px; padding: 48px 0;
  border-top: 1px solid var(--aah-rule-strong); align-items: start;
}
.pillar-row:last-child { border-bottom: 1px solid var(--aah-rule-strong); }
.pillar-row-n { font-size: 44px; color: var(--aah-faint); }
.pillar-row-title { font-size: 44px; letter-spacing: -0.02em; line-height: 1.05; }
.pillar-row-sub { font-size: 22px; color: var(--aah-muted); margin-top: 8px; }
.pillar-row-body { font-size: 14.5px; line-height: 1.65; color: var(--aah-ink-soft); }
.pillar-meta-row { display: flex; justify-content: space-between; padding: 10px 0; border-bottom: 1px solid var(--aah-rule); }

.operating-header-grid { display: grid; grid-template-columns: 1fr 2fr; gap: 96px; margin-bottom: 64px; align-items: end; }
.instrument-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.instrument-card { padding: 32px; min-height: 240px; border: 1px solid var(--aah-rule-light-strong); display: flex; flex-direction: column; gap: 16px; }
.instrument-title { font-size: 34px; letter-spacing: -0.015em; }
.instrument-desc { font-size: 13.5px; color: var(--aah-body-on-dark); margin-top: auto; }

/* ================================================================
   INVESTMENT
   ================================================================ */
.investment-header { padding: 80px var(--aah-outer) 96px; }
.investment-header-row { display: grid; grid-template-columns: 1fr auto; align-items: baseline; gap: 40px; margin-bottom: 40px; }

.essay-section { padding: 80px var(--aah-outer) 140px; border-top: 1px solid var(--aah-rule); }
.essay-grid { display: grid; grid-template-columns: 200px 1fr 1fr; gap: 64px; }
.essay-byline { font-size: 20px; }
.essay-filed { font-size: 13px; }
.essay-dropcap-p { font-size: 26px; line-height: 1.35; letter-spacing: -0.01em; }
.essay-dropcap { font-size: 108px; float: left; line-height: 0.85; margin-right: 12px; margin-top: 6px; letter-spacing: -0.04em; }
.essay-body { font-size: 15px; line-height: 1.72; color: var(--aah-ink-soft); }
.essay-body + .essay-body { margin-top: 20px; }

.principles-section { padding: 0 var(--aah-outer) 140px; }
.principles-grid { display: grid; grid-template-columns: 1fr 2fr; gap: 96px; align-items: start; }
.principles-sticky { position: sticky; top: 120px; }
.principles-h2 { font-size: 60px; line-height: 1; letter-spacing: -0.025em; margin: 24px 0 32px; }
.principles-intro { font-size: 14px; color: var(--aah-muted); line-height: 1.7; }
.principles-list { border-top: 1px solid var(--aah-rule-strong); }
.principle-row { display: grid; grid-template-columns: 80px 1fr auto; gap: 32px; padding: 36px 0; border-bottom: 1px solid var(--aah-rule); align-items: baseline; }
.principle-title { font-size: 36px; letter-spacing: -0.02em; margin-bottom: 8px; }
.principle-desc { font-size: 14.5px; color: var(--aah-muted); max-width: 620px; line-height: 1.6; }

.selectivity-h2 { font-size: 72px; line-height: 0.98; letter-spacing: -0.03em; margin: 24px 0 24px; }
.selectivity-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 96px; align-items: center; }
.selectivity-copy { font-size: 15.5px; line-height: 1.65; color: var(--aah-muted); max-width: 520px; }
.committee-log { background: var(--aah-paper); padding: 48px; border: 1px solid var(--aah-rule); }
.log-row { margin-bottom: 20px; }
.log-row-top { display: flex; justify-content: space-between; margin-bottom: 8px; }
.log-row-label { font-size: 20px; }
.log-row-nums { display: flex; gap: 16px; align-items: baseline; }
.log-row-count { font-size: 26px; min-width: 60px; text-align: right; }
.log-bar { height: 1px; background: var(--aah-rule); }
.log-bar-fill { height: 1px; background: var(--aah-ink); }

.pull-quote-section { padding: 160px var(--aah-outer); }
.pull-quote-wrap { max-width: 1080px; margin: 0 auto; text-align: center; }
.pull-quote { font-size: 68px; line-height: 1.1; letter-spacing: -0.02em; font-style: italic; font-weight: 400; }
.pull-quote-footer { margin-top: 48px; display: flex; justify-content: center; align-items: center; gap: 16px; color: var(--aah-muted); }
.pull-quote-rule { width: 40px; height: 1px; background: var(--aah-rule-strong); }

/* ================================================================
   PORTFOLIO
   ================================================================ */
.portfolio-header { padding: 80px var(--aah-outer) 72px; }
.portfolio-header-grid { display: grid; grid-template-columns: 1fr auto; align-items: end; gap: 40px; }
.portfolio-intro { font-size: 17px; line-height: 1.5; color: var(--aah-muted); max-width: 560px; margin-top: 32px; }
.portfolio-header-meta { display: flex; flex-direction: column; gap: 12px; align-items: flex-end; text-align: right; }
.portfolio-filter-section { padding: 0 var(--aah-outer) 32px; }
.portfolio-grid-section { padding: 48px var(--aah-outer) 120px; }
.affiliations-h2 { font-size: 60px; line-height: 1; letter-spacing: -0.025em; margin: 24px 0 0; }

.filter-bar {
  display: flex; justify-content: space-between; align-items: center; padding: 20px 0;
  border-top: 1px solid var(--aah-rule-strong); border-bottom: 1px solid var(--aah-rule-strong);
  flex-wrap: wrap; gap: 16px;
}
.filter-chips { display: flex; gap: 4px; flex-wrap: wrap; }
.filter-chip {
  padding: 8px 16px; font-size: 12px; letter-spacing: 0.06em; text-transform: uppercase;
  background: transparent; color: var(--aah-ink); border: 1px solid transparent;
  transition: background 200ms ease-out, color 200ms ease-out;
}
.filter-chip.active { background: var(--aah-ink); color: var(--aah-paper); }
.filter-chip:hover:not(.active) { border-color: var(--aah-rule-strong); }

.view-toggle-wrap { display: flex; gap: 24px; align-items: center; }
.view-toggle { display: flex; gap: 2px; }
.view-btn { width: 32px; height: 24px; border: 1px solid var(--aah-rule); display: grid; place-items: center; }
.view-btn.active { border-color: var(--aah-ink); }
.view-icon-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 2px; width: 12px; }
.view-icon-grid span { width: 5px; height: 5px; background: var(--aah-ink); }
.view-icon-list { display: flex; flex-direction: column; gap: 2px; }
.view-icon-list span { width: 12px; height: 1px; background: var(--aah-muted); }

.portfolio-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 48px 88px; }
.portfolio-grid.list-view { grid-template-columns: 1fr; gap: 0; }
.portfolio-item { margin: 0; }
.portfolio-item.is-hidden { display: none; }
.portfolio-item-top { margin-bottom: 20px; display: flex; justify-content: space-between; align-items: baseline; }
.portfolio-item-caption { margin-top: 20px; padding-top: 16px; border-top: 1px solid var(--aah-rule-strong); }
.portfolio-item-name { font-size: 30px; letter-spacing: -0.015em; margin-bottom: 8px; }
.portfolio-item-meta { display: flex; justify-content: space-between; color: var(--aah-muted); font-size: 13px; }

/* list view mode overrides */
.portfolio-grid.list-view .portfolio-item {
  display: grid; grid-template-columns: 48px 1fr 2fr 2fr 1fr auto; gap: 24px; align-items: baseline;
  padding: 20px 0; border-bottom: 1px solid var(--aah-rule);
}
.portfolio-grid.list-view .portfolio-item-top { margin: 0; display: contents; }
.portfolio-grid.list-view .plate-figure { display: none; }
.portfolio-grid.list-view .portfolio-item-caption { margin: 0; padding: 0; border: none; display: contents; }
.portfolio-grid.list-view .portfolio-item-name { font-size: 22px; margin: 0; }
.portfolio-grid.list-view .portfolio-item-meta { display: contents; }

.affiliations-table { border-top: 1px solid var(--aah-rule-light-strong); }
.affiliation-row {
  display: grid; grid-template-columns: 2fr 1fr 1.4fr 1fr auto; gap: 24px; padding: 22px 0;
  border-bottom: 1px solid var(--aah-rule-light); align-items: baseline;
}
.affiliation-name { font-size: 22px; letter-spacing: -0.01em; }
.affiliation-meta { color: var(--aah-body-on-dark); font-size: 13px; }

/* ================================================================
   GOVERNANCE
   ================================================================ */
.masthead-section { padding: 80px var(--aah-outer) 64px; }
.masthead-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 96px; align-items: end; }

.doc-card { padding: 24px; border: 1px solid var(--aah-rule-strong); background: var(--aah-paper-deep); }
.doc-card-top { display: flex; justify-content: space-between; margin-bottom: 16px; }
.doc-card-title { font-size: 22px; margin-bottom: 12px; }
.doc-card-bottom { display: flex; justify-content: space-between; padding-top: 16px; border-top: 1px solid var(--aah-rule); gap: 16px; flex-wrap: wrap; }
.doc-card-value { font-size: 13px; }

.toc-section { padding: 80px var(--aah-outer) 120px; }
.toc-grid { display: grid; grid-template-columns: 1fr 2fr; gap: 96px; align-items: start; }
.toc-sticky { position: sticky; top: 112px; }
.toc-title { font-size: 40px; letter-spacing: -0.02em; line-height: 1.1; margin-bottom: 24px; }
.toc-desc { font-size: 13.5px; color: var(--aah-muted); line-height: 1.7; max-width: 320px; }

.articles-list { border-top: 1px solid var(--aah-rule-strong); }
.article-row { display: grid; grid-template-columns: 80px 1fr auto; gap: 32px; padding: 32px 0; border-bottom: 1px solid var(--aah-rule); align-items: baseline; }
.article-n { font-size: 40px; letter-spacing: -0.02em; color: var(--aah-faint); }
.article-title { font-size: 32px; letter-spacing: -0.015em; margin-bottom: 8px; }
.article-desc { font-size: 14px; color: var(--aah-muted); max-width: 560px; line-height: 1.6; }

.board-h2 { font-size: 60px; line-height: 1; letter-spacing: -0.025em; margin: 24px 0 0; }
.board-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }
.board-card { padding: 24px; background: var(--aah-paper); border: 1px solid var(--aah-rule); display: flex; flex-direction: column; gap: 12px; min-height: 220px; }
.board-portrait { width: 56px; height: 56px; background: #1F1F1D; margin-bottom: 8px; }
.board-name { font-size: 22px; letter-spacing: -0.01em; line-height: 1.15; }
.board-role { font-size: 12.5px; color: var(--aah-muted); }
.board-prev { font-size: 12px; color: var(--aah-faint); margin-top: auto; }

.disclosures-h2 { font-size: 52px; line-height: 1; letter-spacing: -0.025em; margin: 24px 0 0; }
.disclosures-grid { display: grid; grid-template-columns: 1fr 2fr; gap: 96px; align-items: start; }
.disclosures-list { border-top: 1px solid var(--aah-rule-strong); }
.disclosure-row { display: grid; grid-template-columns: 2fr 1fr 1fr 1fr auto; gap: 24px; padding: 22px 0; border-bottom: 1px solid var(--aah-rule); align-items: baseline; }
.disclosure-title { font-size: 22px; letter-spacing: -0.01em; }

/* ================================================================
   CONTACT
   ================================================================ */
.contact-header { padding: 80px var(--aah-outer) 96px; }
.contact-header-row { display: grid; grid-template-columns: 1fr auto; align-items: baseline; gap: 40px; margin-bottom: 48px; }
.contact-h1 { max-width: 1240px; }
.contact-intro { font-size: 17px; line-height: 1.55; color: var(--aah-muted); max-width: 640px; margin-top: 48px; }

.network-section { padding: 0 var(--aah-outer) 120px; border-top: 1px solid var(--aah-rule-strong); }
.network-grid { display: grid; grid-template-columns: repeat(5, 1fr); gap: 0; margin-top: 48px; }
.network-cell { padding: 40px 24px 40px 0; display: flex; flex-direction: column; gap: 16px; box-sizing: border-box; }
.network-cell:not(:last-child) { border-right: 1px solid var(--aah-rule); }
.network-cell:first-child { padding-left: 0; }
.network-city { font-size: 32px; letter-spacing: -0.02em; line-height: 1.1; }

.network-statement {
  margin-top: 64px; padding-top: 40px; border-top: 1px solid var(--aah-rule);
  display: flex; justify-content: space-between; align-items: baseline; gap: 40px; flex-wrap: wrap;
}
.network-statement-copy { font-size: 17px; line-height: 1.55; color: var(--aah-muted); max-width: 560px; margin: 0; }
.network-statement-email { letter-spacing: 0.02em; }

.domicile-block { margin-top: 56px; padding-top: 32px; border-top: 1px solid var(--aah-rule); max-width: 560px; }
.domicile-label { display: block; margin-bottom: 16px; letter-spacing: 0.08em; text-transform: uppercase; }
.domicile-copy { font-size: 14px; line-height: 1.65; margin: 0 0 8px; }
.domicile-copy:last-child { margin-bottom: 0; }

.inquiry-grid { display: grid; grid-template-columns: 1fr 1.4fr; gap: 96px; align-items: start; }
.inquiry-h2 { font-size: 72px; line-height: 0.98; letter-spacing: -0.03em; margin: 24px 0 32px; font-weight: 400; }
.inquiry-h2 em { font-style: italic; }
.inquiry-copy { font-size: 15px; line-height: 1.65; color: var(--aah-body-on-dark); max-width: 420px; }
.inquiry-attention { margin-top: 40px; }
.inquiry-secretary { font-size: 24px; }

.inquiry-form { display: flex; flex-direction: column; gap: 28px; }
.inquiry-form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 32px; }
.inquiry-form-footer { display: flex; justify-content: space-between; align-items: center; margin-top: 20px; gap: 16px; flex-wrap: wrap; }
.inquiry-success { font-size: 22px; line-height: 1.5; color: var(--aah-text-on-dark); text-align: center; padding: 40px 0; }
textarea.field-input { resize: vertical; min-height: 60px; font-family: var(--aah-sans); }

.colophon-section { padding: 80px var(--aah-outer); border-top: 1px solid var(--aah-rule); }
.colophon-row { display: flex; justify-content: space-between; align-items: baseline; gap: 16px; flex-wrap: wrap; }

/* Print */
@media print {
  .site-nav, .site-footer, .nav-mobile-overlay, #route-bar { display: none !important; }
}

/* ================================================================
   RESPONSIVE — page-specific overrides
   ================================================================ */
@media (max-width: 1023px) {
  .hero-h1 { font-size: 96px; }
  .page-h1 { font-size: 88px; }
  .section-h2 { font-size: 56px; }

  .plate-strip-grid { grid-template-columns: 1fr; gap: 24px; }
  .philosophy-grid, .governance-signal-grid, .platform-header-grid,
  .principles-grid, .selectivity-grid, .toc-grid, .disclosures-grid,
  .inquiry-grid { grid-template-columns: 1fr; gap: 40px; }
  .principles-sticky, .toc-sticky { position: static; }

  .stat-row { grid-template-columns: 1fr 1fr; }
  .pillars-row { grid-template-columns: 1fr 1fr; }
  .pillar-cell { border-right: none !important; border-bottom: 1px solid var(--aah-rule); padding-left: 0 !important; }

  .value-loop-grid { grid-template-columns: 1fr 1fr; gap: 40px; }
  .value-loop-arrow { display: none; }
  .pillar-row { grid-template-columns: 1fr; gap: 16px; }
  .operating-header-grid { grid-template-columns: 1fr; gap: 24px; }
  .instrument-grid { grid-template-columns: 1fr 1fr; }

  .essay-grid { grid-template-columns: 1fr; gap: 32px; }
  .portfolio-header-grid { grid-template-columns: 1fr; }
  .portfolio-header-meta { align-items: flex-start; text-align: left; }
  .portfolio-grid { grid-template-columns: 1fr 1fr; gap: 32px 40px; }
  .board-grid { grid-template-columns: 1fr 1fr; }
  .network-grid { grid-template-columns: repeat(3, 1fr); }
  .network-cell { border-right: none !important; border-bottom: 1px solid var(--aah-rule); padding: 24px 0; }
  .network-cell:nth-child(3n) { border-right: none !important; }
  .network-cell:nth-child(odd), .network-cell:nth-child(even) { padding-left: 0; }
  .masthead-grid { grid-template-columns: 1fr; gap: 32px; }

  .holdings-row, .affiliation-row { grid-template-columns: 1fr; gap: 8px; padding: 20px 0; }
  .disclosure-row { grid-template-columns: 1fr; gap: 8px; }
  .article-row { grid-template-columns: 1fr; gap: 12px; }
  .principle-row { grid-template-columns: 1fr; gap: 12px; }
}

@media (max-width: 767px) {
  .hero-h1 { font-size: 56px; }
  .hero-lower { grid-template-columns: 1fr !important; gap: 32px !important; }
  .hero-cta-row { flex-direction: column; width: 100%; }
  .hero-cta-row .btn { width: 100%; }

  .page-h1 { font-size: clamp(48px, 14vw, 64px); }
  .section-h2 { font-size: 40px; }
  .pull-quote { font-size: 32px; }

  .pillars-row, .stat-row, .instrument-grid, .board-grid, .portfolio-grid { grid-template-columns: 1fr; }
  .inquiry-form-row { grid-template-columns: 1fr; }
  .section-header-row { flex-direction: column; align-items: flex-start; }
  .doc-card-bottom { flex-direction: column; align-items: flex-start; gap: 12px; }
  .network-grid { grid-template-columns: 1fr; }
  .network-cell { border-right: none !important; padding: 20px 0; }
  .network-statement { flex-direction: column; align-items: flex-start; gap: 16px; }
}