/* THEME: Institutional — navy, serif headings, trust-led. WPM full-vocabulary contract 2026-07-06. */
[data-theme="institutional"]{
  /* Core surfaces */
  --bg:#f4f6f9;--surface:#ffffff;--surface-2:#eef2f7;
  --ink:#0f2439;--ink-soft:#42566b;--ink-2:#42566b;--ink-3:#7185a1;
  --line:#d8e0ea;--line-2:#e6ebf2;--border:#d8e0ea;
  /* Brand */
  --brand:#15396b;--brand-2:#1f5fa8;--accent:#b8860b;--accent-bg:#eef3ff;--radius:8px;
  /* Type */
  --head-font:Georgia,"Times New Roman",serif;--body-font:var(--font-sans);
  --serif:"Newsreader",Georgia,"Times New Roman",serif;
  --mono:var(--font-mono);
  /* Utility bar */
  --util-bg:#15396b;--util-ink:#ffffff;--util-line:rgba(255,255,255,.25);
  /* Hero */
  --hero-bg:linear-gradient(135deg,#15396b,#1f5fa8);--hero-ink:#ffffff;
  --hero-btn-bg:#ffffff;--hero-btn-ink:#15396b;--hero-ghost-line:rgba(255,255,255,.5);
  /* Semantic RAG */
  --crit:#9b1c1c;--crit-bg:#fbe3e3;
  --high:#c2410c;
  --elev:#b45309;--elev-bg:#fcf2e2;
  --mon:#1d6f42;--mon-bg:#e8f6ee;
  --red:#c23b3b;--red-bg:#fbe9e9;
  --amber:#b5751a;--amber-bg:#fcf2e2;
  --green:#1b8a52;--green-bg:#e8f6ee;
  --violet:#6d28d9;--violet-bg:#f3edff;
  /* Shadow */
  --shadow:0 1px 2px rgba(16,24,40,.05),0 1px 3px rgba(16,24,40,.06);
}
/* VP-008 reflow compliance (engine-ui-spec.md §3.6) — duplicates base.css img rule to satisfy per-file preflight */
img,video,iframe,canvas{max-width:100%;height:auto}