/* ==========================================================================
   components.css — component library
   Depends on tokens.css + base.css.
   ========================================================================== */

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex; align-items: center; gap: var(--space-2);
  padding: 0.75rem 1.25rem;
  font-family: var(--font-sans);
  font-size: 0.9375rem;
  font-weight: var(--weight-medium);
  letter-spacing: -0.005em;
  line-height: 1;
  border: 1px solid transparent;
  border-radius: var(--radius-md);
  text-decoration: none;
  cursor: pointer;
  transition: background var(--duration-fast) var(--ease-default),
              border-color var(--duration-fast) var(--ease-default),
              color var(--duration-fast) var(--ease-default),
              transform var(--duration-fast) var(--ease-default);
}
.btn--primary {
  background: var(--color-primary); color: #fff;
}
.btn--primary:hover { background: var(--color-primary-hover); color: #fff; }
.btn--ghost {
  background: transparent; color: var(--color-text-primary);
  border-color: var(--color-border-strong);
}
.btn--ghost:hover { background: var(--color-bg-subtle); color: var(--color-text-primary); }
.btn--quiet {
  background: transparent; color: var(--color-text-primary);
  padding: 0.5rem 0;
}
.btn--quiet:hover { color: var(--color-link-hover); }
.btn .icon { width: 1em; height: 1em; }

/* ---------- Top navigation ---------- */
.site-header {
  position: sticky; top: 0; z-index: 200;
  border-bottom: 1px solid var(--color-border);
}
.site-header::before {
  content: '';
  position: absolute; inset: 0;
  background: color-mix(in oklch, var(--color-bg) 92%, transparent);
  backdrop-filter: saturate(140%) blur(8px);
  pointer-events: none;
  z-index: -1;
}
.site-header__inner {
  position: relative;
  display: flex; align-items: center; justify-content: space-between;
  gap: var(--space-6);
  padding-block: var(--space-4);
}

/* Nav shell */
.site-nav { display: flex; align-items: center; gap: var(--space-2); }

/* Shared link style */
.nav-item-link,
.nav-trigger {
  color: var(--color-text-primary);
  text-decoration: none;
  font-size: 0.9375rem;
  font-weight: var(--weight-medium);
  padding: var(--space-2) var(--space-3);
  border-radius: var(--radius-sm);
  transition: color 0.15s, background 0.15s;
  white-space: nowrap;
}
.nav-item-link:hover { color: var(--color-link); background: var(--color-bg-subtle); }

/* Dropdown trigger button */
.nav-trigger {
  display: inline-flex; align-items: center; gap: var(--space-2);
  background: none; border: none; cursor: pointer;
}
.nav-trigger:hover { color: var(--color-link); background: var(--color-bg-subtle); }
.nav-chevron { width: 1em; height: 1em; transition: transform 0.2s; flex-shrink: 0; }
.nav-item--has-dropdown[data-open] .nav-chevron { transform: rotate(180deg); }
.nav-trigger[aria-expanded="true"] { color: var(--color-link); }

/* Dropdown wrapper */
.nav-item--has-dropdown { position: relative; }

/* Dropdown panel — desktop */
.nav-dropdown {
  position: absolute; top: calc(100% + 6px); left: 50%;
  transform: translateX(-50%) translateY(-6px);
  min-width: 210px;
  background: var(--color-bg-raised);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  box-shadow: 0 8px 32px rgba(22,24,28,0.10), 0 2px 8px rgba(22,24,28,0.06);
  padding: var(--space-2);
  opacity: 0; visibility: hidden; pointer-events: none;
  transition: opacity 0.15s, transform 0.15s, visibility 0.15s;
  z-index: 300;
}
.nav-item--has-dropdown[data-open] .nav-dropdown {
  opacity: 1; visibility: visible; pointer-events: auto;
  transform: translateX(-50%) translateY(0);
}

/* Dropdown links */
.nav-dropdown a {
  display: flex; align-items: center; gap: var(--space-3);
  padding: var(--space-2) var(--space-3);
  border-radius: var(--radius-sm);
  color: var(--color-text-primary);
  text-decoration: none;
  font-size: 0.9rem;
  font-weight: var(--weight-regular);
  white-space: nowrap;
  transition: background 0.1s, color 0.1s;
}
.nav-dropdown a:hover { background: var(--color-bg-subtle); color: var(--color-link); }
.nav-dropdown .icon { width: 1.1em; height: 1.1em; opacity: 0.55; flex-shrink: 0; }
.nav-dropdown__divider { border: none; border-top: 1px solid var(--color-border); margin: var(--space-2) var(--space-2); }

/* Brand */
.site-brand { display: inline-flex; align-items: center; gap: var(--space-3); text-decoration: none; color: var(--color-text-primary); }
.site-brand__mark { width: 28px; height: 28px; flex: none; display: block; }
.site-brand__name { font-weight: var(--weight-semibold); letter-spacing: -0.01em; font-size: 1rem; }
.site-brand__name small {
  display: block;
  font-weight: var(--weight-regular);
  font-size: 0.6875rem;
  letter-spacing: var(--tracking-eyebrow);
  text-transform: uppercase;
  color: var(--color-text-tertiary);
}

/* Hamburger button */
.nav-mobile-toggle {
  display: none;
  flex-direction: column; justify-content: center; align-items: center; gap: 5px;
  width: 40px; height: 40px;
  background: none; border: none; cursor: pointer; padding: var(--space-2);
  flex-shrink: 0;
}
.nav-mobile-toggle__bar {
  display: block; width: 22px; height: 2px;
  background: var(--color-text-primary); border-radius: 2px;
  transition: transform 0.22s, opacity 0.22s;
}
.nav-mobile-toggle[aria-expanded="true"] .nav-mobile-toggle__bar:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-mobile-toggle[aria-expanded="true"] .nav-mobile-toggle__bar:nth-child(2) { opacity: 0; }
.nav-mobile-toggle[aria-expanded="true"] .nav-mobile-toggle__bar:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ---- Mobile ---- */
@media (max-width: 820px) {
  /* Hamburger visible, sits in normal flow inside sticky header.
     z-index via stacking context: header z-index:200 → inner is relative,
     so toggle gets z-index:2 which is above the nav overlay (below). */
  .nav-mobile-toggle {
    display: flex;
    position: relative;
    z-index: 2;
  }

  /* Full-screen overlay — NO transform (transform causes horizontal scroll).
     Uses opacity+visibility so it fades in/out without touching layout. */
  .site-nav {
    position: fixed;
    top: 0; left: 0; right: 0; bottom: 0;
    z-index: 190;
    flex-direction: column; align-items: stretch;
    padding: 72px 20px 24px;
    background: var(--color-bg);
    overflow-y: auto; overflow-x: hidden;
    gap: 0;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.22s, visibility 0.22s;
  }
  .site-nav[data-open] {
    opacity: 1;
    visibility: visible;
  }

  /* Section label - not a clickable button */
  .nav-trigger {
    display: block;
    padding: var(--space-5) 0 var(--space-1);
    font-size: 0.6875rem;
    font-weight: var(--weight-semibold);
    text-transform: uppercase;
    letter-spacing: 0.09em;
    color: var(--color-text-tertiary);
    background: none; border: none;
    pointer-events: none;
    width: 100%; text-align: left;
    border-radius: 0;
  }
  .nav-chevron { display: none; }

  /* Dropdowns always expanded flat — no abs positioning, no show/hide */
  .nav-dropdown {
    position: static !important;
    transform: none !important;
    opacity: 1 !important;
    visibility: visible !important;
    pointer-events: auto !important;
    max-height: none !important;
    overflow: visible !important;
    box-shadow: none; border: none; border-radius: 0;
    background: none; padding: 0; min-width: unset;
  }
  .nav-dropdown a {
    padding: 10px 0;
    font-size: 0.9375rem;
    font-weight: var(--weight-medium);
    border-bottom: 1px solid var(--color-border);
    border-radius: 0; white-space: normal;
    gap: var(--space-3);
  }
  .nav-dropdown .icon { width: 1em; height: 1em; opacity: 0.45; }
  .nav-dropdown__divider { display: none; }

  /* Direct nav links */
  .nav-item-link {
    display: block;
    padding: var(--space-3) 0;
    font-size: 0.9375rem;
    font-weight: var(--weight-medium);
    border-bottom: 1px solid var(--color-border);
    border-radius: 0;
    margin-top: var(--space-4);
  }

  .site-nav .btn { margin-top: var(--space-5); align-self: flex-start; }
}

/* ---------- Footer ---------- */
.site-footer { background: var(--color-bg-inverse); color: var(--color-text-inverse); padding-block: var(--space-10) var(--space-6); }
.site-footer a { color: var(--color-text-inverse); text-decoration: none; opacity: 0.82; }
.site-footer a:hover { opacity: 1; text-decoration: underline; }
.site-footer h4 { color: #fff; font-size: 0.8125rem; text-transform: uppercase; letter-spacing: var(--tracking-eyebrow); font-weight: var(--weight-medium); margin-bottom: var(--space-4); opacity: 0.7; }
.site-footer__cols { display: grid; grid-template-columns: 1.4fr repeat(4, 1fr); gap: var(--space-8); }
.site-footer ul { list-style: none; padding: 0; margin: 0; display: grid; gap: var(--space-3); font-size: 0.9375rem; }
.site-footer__bottom {
  margin-top: var(--space-9); padding-top: var(--space-5);
  border-top: 1px solid var(--color-border-inverse);
  display: flex; justify-content: space-between; flex-wrap: wrap; gap: var(--space-4);
  font-size: 0.8125rem; opacity: 0.7;
}
@media (max-width: 820px) { .site-footer__cols { grid-template-columns: 1fr 1fr; } }

/* ---------- Breadcrumbs ---------- */
.breadcrumbs { display: flex; flex-wrap: wrap; gap: var(--space-2); font-size: 0.8125rem; color: var(--color-text-tertiary); }
.breadcrumbs a { color: var(--color-text-secondary); text-decoration: none; }
.breadcrumbs a:hover { color: var(--color-link); }
.breadcrumbs span + span::before { content: "/"; margin-right: var(--space-2); color: var(--color-text-tertiary); }

/* ---------- Section eyebrow (scheme for §N markers) ---------- */
.eyebrow-scheme { display: flex; align-items: baseline; gap: var(--space-3); color: var(--color-text-tertiary); }
.eyebrow-scheme .num { font-family: var(--font-mono); font-size: 0.75rem; letter-spacing: 0.04em; }
.eyebrow-scheme .label { font-size: 0.75rem; letter-spacing: var(--tracking-eyebrow); text-transform: uppercase; font-weight: var(--weight-medium); }

/* ---------- Card (generic) ---------- */
.card {
  background: var(--color-bg-raised);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: var(--space-6);
}
.card h3 { font-size: 1.0625rem; }

/* ---------- Service card (grid) ---------- */
.service-card {
  position: relative;
  display: flex; flex-direction: column;
  padding: var(--space-6);
  background: var(--color-bg-raised);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  text-decoration: none;
  color: inherit;
  min-height: 240px;
  transition: border-color var(--duration-base) var(--ease-default),
              background var(--duration-base) var(--ease-default);
  overflow: hidden;
}
.service-card:hover { border-color: var(--color-border-strong); background: var(--color-bg); }
.service-card__icon { width: 40px; height: 40px; color: var(--color-primary); margin-bottom: var(--space-5); }
.service-card__kicker { font-family: var(--font-mono); font-size: 0.75rem; color: var(--color-text-tertiary); letter-spacing: 0.04em; margin-bottom: var(--space-2); }
.service-card__title { font-size: 1.125rem; font-weight: var(--weight-semibold); margin-bottom: var(--space-2); letter-spacing: -0.01em; }
.service-card__desc  { font-size: 0.9375rem; color: var(--color-text-secondary); line-height: 1.55; }
.service-card__more  { margin-top: auto; padding-top: var(--space-5); font-size: 0.875rem; color: var(--color-link); }
.service-card__more::after { content: " →"; }

/* ---------- Stat callout ---------- */
.stat { display: flex; flex-direction: column; gap: var(--space-2); padding: var(--space-5) 0; border-top: 1px solid var(--color-border); }
.stat__num { font-family: var(--font-sans); font-weight: var(--weight-semibold); font-size: clamp(2rem, 3vw, 2.75rem); line-height: 1; letter-spacing: -0.02em; color: var(--color-text-primary); font-feature-settings: "tnum"; }
.stat__num sup { font-size: 0.45em; font-weight: var(--weight-regular); color: var(--color-text-tertiary); top: -1.2em; margin-left: 0.2em; }
.stat__label { font-size: 0.875rem; color: var(--color-text-secondary); max-width: 26ch; }
.stat__source { font-size: 0.75rem; color: var(--color-text-tertiary); font-family: var(--font-mono); }

/* ---------- Comparison table ---------- */
.cmp { width: 100%; border-collapse: collapse; font-size: 0.9375rem; }
.cmp caption { caption-side: top; text-align: left; font-size: 0.75rem; letter-spacing: var(--tracking-eyebrow); text-transform: uppercase; color: var(--color-text-tertiary); padding-bottom: var(--space-3); }
.cmp th, .cmp td { text-align: left; padding: var(--space-4) var(--space-4); border-bottom: 1px solid var(--color-border); vertical-align: top; }
.cmp thead th { background: var(--color-bg-subtle); font-weight: var(--weight-semibold); font-size: 0.875rem; color: var(--color-text-primary); border-bottom: 1px solid var(--color-border-strong); }
.cmp tbody th { font-weight: var(--weight-medium); color: var(--color-text-secondary); font-size: 0.875rem; width: 28%; }
.cmp td .mono { font-family: var(--font-mono); font-size: 0.875rem; }
.cmp tr:hover td, .cmp tr:hover th { background: color-mix(in oklch, var(--color-bg-subtle) 40%, transparent); }
.cmp .num { font-variant-numeric: tabular-nums; white-space: nowrap; }

/* ---------- Step list ---------- */
.steps { list-style: none; padding: 0; margin: 0; counter-reset: step; }
.steps li {
  counter-increment: step;
  display: grid; grid-template-columns: auto 1fr; gap: var(--space-5);
  padding: var(--space-5) 0; border-top: 1px solid var(--color-border);
}
.steps li:last-child { border-bottom: 1px solid var(--color-border); }
.steps li::before {
  content: "Step " counter(step, decimal-leading-zero);
  font-family: var(--font-mono); font-size: 0.75rem;
  color: var(--color-text-tertiary); letter-spacing: 0.04em;
  padding-top: 0.3rem; min-width: 5.5rem;
}
.steps h4 { font-size: 1.0625rem; margin-bottom: var(--space-2); }
.steps p { font-size: 0.9375rem; color: var(--color-text-secondary); }

/* ---------- Definition block (snippet-capture) ---------- */
.definition {
  border-left: 2px solid var(--color-primary);
  padding: var(--space-1) 0 var(--space-1) var(--space-5);
  font-family: var(--font-serif);
  font-size: 1.1875rem;
  line-height: 1.6;
  color: var(--color-text-primary);
}

/* ---------- FAQ (native <details>) ---------- */
.faq { border-top: 1px solid var(--color-border); }
.faq details { border-bottom: 1px solid var(--color-border); }
.faq summary {
  list-style: none;
  display: flex; justify-content: space-between; align-items: baseline; gap: var(--space-4);
  padding: var(--space-5) 0;
  cursor: pointer;
  font-size: 1.0625rem; font-weight: var(--weight-semibold); letter-spacing: -0.01em;
}
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after {
  content: "";
  width: 12px; height: 12px;
  border-right: 1.5px solid currentColor; border-bottom: 1.5px solid currentColor;
  transform: rotate(45deg) translateY(-3px);
  flex: none;
  transition: transform var(--duration-base) var(--ease-default);
}
.faq details[open] summary::after { transform: rotate(-135deg) translateY(-3px); }
.faq details > :not(summary) { padding: 0 0 var(--space-5); font-family: var(--font-serif); font-size: 1.0625rem; line-height: 1.65; color: var(--color-text-secondary); max-width: 72ch; }

/* ---------- Disclaimer callout ---------- */
.disclaimer {
  display: grid; grid-template-columns: auto 1fr; gap: var(--space-4);
  padding: var(--space-5);
  background: var(--color-bg-subtle);
  border: 1px solid var(--color-border);
  border-left: 2px solid var(--color-accent);
  border-radius: var(--radius-sm);
  font-size: 0.9375rem; color: var(--color-text-secondary);
}
.disclaimer strong { color: var(--color-text-primary); display: block; margin-bottom: var(--space-1); font-size: 0.8125rem; text-transform: uppercase; letter-spacing: var(--tracking-eyebrow); }
.disclaimer .icon { width: 20px; height: 20px; color: var(--color-accent); margin-top: 2px; }

/* ---------- Byline ---------- */
.byline { display: flex; align-items: center; gap: var(--space-4); padding: var(--space-4) 0; }
.byline__avatar { width: 48px; height: 48px; border-radius: 50%; background: var(--color-bg-subtle); overflow: hidden; flex: none; border: 1px solid var(--color-border); }
.byline__meta { display: grid; gap: 2px; }
.byline__name { font-weight: var(--weight-semibold); font-size: 0.9375rem; }
.byline__detail { font-size: 0.8125rem; color: var(--color-text-tertiary); }
.byline__reviewed { font-family: var(--font-mono); font-size: 0.75rem; color: var(--color-text-tertiary); margin-left: auto; }

/* ---------- Practice card (E¹) ---------- */
.practice {
  display: grid; grid-template-columns: 1fr 1fr; gap: var(--space-8);
  background: var(--color-bg-raised);
  border: 1px solid var(--color-border);
  padding: var(--space-8);
  border-radius: var(--radius-md);
}
.practice h3 { font-size: 1.125rem; margin-bottom: var(--space-4); }
.practice .nums { display: grid; grid-template-columns: 1fr 1fr; gap: var(--space-5); }
.practice .nums .stat { border-top: 0; border-left: 1px solid var(--color-border); padding: 0 0 0 var(--space-4); }
@media (max-width: 720px) { .practice { grid-template-columns: 1fr; } }

/* ---------- Pull quote ---------- */
.pullquote {
  border-top: 2px solid var(--color-text-primary);
  border-bottom: 1px solid var(--color-border);
  padding: var(--space-6) 0;
  font-family: var(--font-serif);
  font-size: 1.375rem;
  line-height: 1.4;
  color: var(--color-text-primary);
}
.pullquote cite { display: block; margin-top: var(--space-4); font-family: var(--font-sans); font-style: normal; font-size: 0.8125rem; color: var(--color-text-tertiary); letter-spacing: var(--tracking-eyebrow); text-transform: uppercase; }

/* ---------- TOC sidebar ---------- */
.toc { position: sticky; top: calc(var(--space-8) + 48px); font-size: 0.875rem; }
.toc h4 { font-size: 0.75rem; text-transform: uppercase; letter-spacing: var(--tracking-eyebrow); color: var(--color-text-tertiary); font-weight: var(--weight-medium); margin-bottom: var(--space-3); }
.toc ol { list-style: none; padding: 0; margin: 0; counter-reset: toc; }
.toc li { counter-increment: toc; padding: var(--space-2) 0; border-left: 1px solid var(--color-border); padding-left: var(--space-4); }
.toc li a { color: var(--color-text-secondary); text-decoration: none; display: flex; gap: var(--space-3); }
.toc li a::before { content: counter(toc, decimal-leading-zero); font-family: var(--font-mono); font-size: 0.75rem; color: var(--color-text-tertiary); min-width: 1.8rem; }
.toc li a:hover { color: var(--color-text-primary); }
.toc li.is-active { border-left-color: var(--color-text-primary); }

/* ---------- CTA block ---------- */
.cta-block {
  display: grid; grid-template-columns: 1.6fr 1fr; gap: var(--space-8); align-items: center;
  padding: var(--space-9);
  background: var(--color-bg-inverse); color: var(--color-text-inverse);
  border-radius: var(--radius-md);
}
.cta-block h2 { color: #fff; font-size: clamp(1.5rem, 2vw + 1rem, 2.25rem); letter-spacing: -0.015em; }
.cta-block p { opacity: 0.72; max-width: 50ch; margin-top: var(--space-3); font-size: 1rem; }
.cta-block .cta-block__actions { display: flex; gap: var(--space-3); justify-content: flex-end; flex-wrap: wrap; }
.cta-block .btn--primary { background: #fff; color: var(--color-bg-inverse); }
.cta-block .btn--primary:hover { background: #e8e4dc; color: var(--color-bg-inverse); }
.cta-block .btn--ghost { color: #fff; border-color: rgba(255,255,255,0.25); }
.cta-block .btn--ghost:hover { background: rgba(255,255,255,0.06); color: #fff; }
@media (max-width: 820px) { .cta-block { grid-template-columns: 1fr; padding: var(--space-7); } .cta-block__actions { justify-content: flex-start; } }

/* ---------- Form ---------- */
.field { display: grid; gap: var(--space-2); }
.field label { font-size: 0.8125rem; color: var(--color-text-secondary); font-weight: var(--weight-medium); letter-spacing: 0.01em; }
.field input, .field textarea, .field select {
  width: 100%;
  padding: 0.75rem 0.875rem;
  font-family: inherit; font-size: 0.9375rem;
  background: var(--color-bg-raised);
  color: var(--color-text-primary);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
}
.field textarea { min-height: 120px; resize: vertical; }
.field input:focus, .field textarea:focus { border-color: var(--color-focus); outline: 2px solid color-mix(in oklch, var(--color-focus) 30%, transparent); outline-offset: 0; }
.field .help { font-size: 0.75rem; color: var(--color-text-tertiary); }
.field[aria-invalid="true"] input, .field[aria-invalid="true"] textarea { border-color: var(--color-warning); }

/* ---------- Mini utilities ---------- */
.chip {
  display: inline-flex; align-items: center; gap: var(--space-2);
  padding: 0.25rem 0.625rem;
  font-size: 0.75rem; letter-spacing: 0.02em;
  background: var(--color-bg-subtle); color: var(--color-text-secondary);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-pill);
  font-family: var(--font-mono);
}
.chip--accent { background: var(--color-accent-soft); color: #5C4A1F; border-color: transparent; }
.chip--primary { background: var(--color-primary-soft); color: var(--color-primary); border-color: transparent; }

.dot { width: 6px; height: 6px; border-radius: 50%; background: currentColor; display: inline-block; }

/* ---------- Hero variants ---------- */
/* A — asymmetric editorial (split with big stat panel right) */
.hero-a { padding-block: var(--space-11) var(--space-9); }
.hero-a__grid { display: grid; grid-template-columns: 1.3fr 0.9fr; gap: var(--space-9); align-items: end; }
.hero-a h1 { font-size: clamp(2.5rem, 4vw + 1rem, 4rem); line-height: 1.02; letter-spacing: -0.02em; font-weight: var(--weight-semibold); max-width: 16ch; }
.hero-a .lede { font-family: var(--font-serif); font-size: 1.25rem; line-height: 1.5; color: var(--color-text-secondary); max-width: 48ch; margin-top: var(--space-5); }
.hero-a__meta { display: grid; gap: var(--space-5); }
.hero-a .stat__num { font-size: 3.5rem; }
@media (max-width: 820px) { .hero-a__grid { grid-template-columns: 1fr; align-items: start; } }

/* B — centered-with-fact-grid (pillar-opening) */
.hero-b { padding-block: var(--space-11) var(--space-8); text-align: left; }
.hero-b .eyebrow-scheme { margin-bottom: var(--space-5); }
.hero-b h1 { font-size: clamp(2.25rem, 3vw + 1rem, 3.25rem); line-height: 1.05; letter-spacing: -0.02em; max-width: 22ch; }
.hero-b .lede { font-family: var(--font-serif); font-size: 1.1875rem; line-height: 1.55; color: var(--color-text-secondary); max-width: 62ch; margin-top: var(--space-4); }
.hero-b__facts { display: grid; grid-template-columns: repeat(4, 1fr); gap: var(--space-5); margin-top: var(--space-9); padding-top: var(--space-6); border-top: 1px solid var(--color-border); }
.hero-b__facts .stat { border-top: 0; padding: 0; }
.hero-b__facts .stat__num { font-size: 2rem; }
@media (max-width: 820px) { .hero-b__facts { grid-template-columns: 1fr 1fr; } }

/* C — split-fact (50/50 with serif block-left + data ledger right) */
.hero-c { padding-block: var(--space-10) var(--space-9); background: var(--color-bg-subtle); border-bottom: 1px solid var(--color-border); }
.hero-c__grid { display: grid; grid-template-columns: 1fr 1fr; gap: var(--space-9); }
.hero-c h1 { font-family: var(--font-serif); font-weight: var(--weight-regular); font-size: clamp(2rem, 2.6vw + 1rem, 3rem); line-height: 1.1; letter-spacing: -0.01em; }
.hero-c .ledger { font-family: var(--font-mono); font-size: 0.8125rem; color: var(--color-text-secondary); }
.hero-c .ledger dl { display: grid; grid-template-columns: auto 1fr; gap: var(--space-3) var(--space-5); margin: 0; padding: var(--space-5) 0; border-top: 1px solid var(--color-border); }
.hero-c .ledger dt { color: var(--color-text-tertiary); }
.hero-c .ledger dd { margin: 0; color: var(--color-text-primary); }
@media (max-width: 820px) { .hero-c__grid { grid-template-columns: 1fr; } }