:root {
  --ink: #07162f;
  --ink-soft: #18365d;
  --blue: #1d5fd6;
  --blue-bright: #2f7cf6;
  --gold: #f2bd47;
  --paper: #f7f9fc;
  --white: #ffffff;
  --line: #dbe4f0;
  --muted: #53657d;
  --shadow: 0 24px 70px rgba(7, 22, 47, 0.14);
  --radius: 24px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  color: var(--ink);
  background:
    radial-gradient(circle at 8% 4%, rgba(47, 124, 246, 0.12), transparent 30rem),
    radial-gradient(circle at 92% 12%, rgba(242, 189, 71, 0.13), transparent 28rem),
    var(--paper);
  font-family: "Avenir Next", "Century Gothic", sans-serif;
  line-height: 1.65;
}

a { color: var(--blue); text-underline-offset: 0.2em; }
a:hover { color: #1248a9; }
img { max-width: 100%; }
button, input { font: inherit; }
:focus-visible { outline: 3px solid var(--gold); outline-offset: 3px; }

.skip-link {
  position: fixed;
  z-index: 100;
  top: 1rem;
  left: 1rem;
  padding: 0.75rem 1rem;
  color: var(--white);
  background: var(--ink);
  border-radius: 10px;
  transform: translateY(-180%);
}
.skip-link:focus { transform: translateY(0); }

.public-header {
  position: sticky;
  z-index: 20;
  top: 0;
  border-bottom: 1px solid rgba(219, 228, 240, 0.8);
  background: rgba(247, 249, 252, 0.9);
  backdrop-filter: blur(16px);
}
.header-inner, .footer-inner, .page-shell {
  width: min(1120px, calc(100% - 2rem));
  margin-inline: auto;
}
.header-inner {
  min-height: 76px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}
.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.7rem;
  color: var(--ink);
  font-weight: 800;
  font-size: 1.15rem;
  text-decoration: none;
  letter-spacing: -0.02em;
}
.brand img { width: 42px; height: 42px; }
.public-nav { display: flex; flex-wrap: wrap; align-items: center; gap: 0.45rem; }
.public-nav a {
  min-height: 44px;
  display: inline-flex;
  align-items: center;
  padding: 0.55rem 0.8rem;
  color: var(--ink-soft);
  border-radius: 999px;
  font-weight: 650;
  text-decoration: none;
}
.public-nav a:hover, .public-nav a[aria-current="page"] { color: var(--blue); background: #e9f1ff; }
.public-nav .nav-cta { color: var(--white); background: var(--ink); }
.public-nav .nav-cta:hover { color: var(--white); background: var(--blue); }

.page-shell { padding-block: clamp(3rem, 8vw, 7rem); }
.eyebrow {
  margin: 0 0 0.7rem;
  color: var(--blue);
  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}
h1, h2, h3 {
  margin-top: 0;
  font-family: "Iowan Old Style", "Palatino Linotype", serif;
  line-height: 1.08;
  letter-spacing: -0.035em;
}
h1 { max-width: 850px; margin-bottom: 1rem; font-size: clamp(2.7rem, 7vw, 5.6rem); }
h2 { margin-bottom: 0.8rem; font-size: clamp(1.55rem, 3vw, 2.35rem); }
h3 { font-size: 1.25rem; }
.lede { max-width: 760px; margin: 0; color: var(--muted); font-size: clamp(1.05rem, 2vw, 1.28rem); }
.updated { margin: 1rem 0 0; color: var(--muted); font-size: 0.92rem; }

.content-grid { display: grid; grid-template-columns: minmax(0, 1fr) 280px; gap: 2rem; margin-top: 3rem; align-items: start; }
.prose-card, .search-panel, .error-card, .success-card {
  border: 1px solid rgba(219, 228, 240, 0.9);
  background: rgba(255, 255, 255, 0.94);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}
.prose-card { padding: clamp(1.3rem, 4vw, 2.5rem); }
.prose-card section + section { margin-top: 2.4rem; padding-top: 2.4rem; border-top: 1px solid var(--line); }
.prose-card p, .prose-card li { color: #344b68; }
.prose-card li + li { margin-top: 0.45rem; }
.side-nav { position: sticky; top: 100px; padding: 1.2rem; border-left: 3px solid var(--gold); background: rgba(255,255,255,0.72); border-radius: 0 14px 14px 0; }
.side-nav strong { display: block; margin-bottom: 0.55rem; }
.side-nav a { display: block; padding: 0.34rem 0; color: var(--ink-soft); text-decoration: none; }

.faq-tools { margin: 2rem 0; }
.search-panel { padding: 1rem; display: flex; gap: 0.7rem; }
.search-panel label { position: absolute; width: 1px; height: 1px; overflow: hidden; clip-path: inset(50%); }
.search-panel input { min-width: 0; flex: 1; min-height: 50px; padding: 0.75rem 1rem; border: 1px solid #b8c8dc; border-radius: 12px; color: var(--ink); background: var(--white); }
.button {
  min-height: 48px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.72rem 1.1rem;
  border: 0;
  border-radius: 12px;
  color: var(--white);
  background: var(--blue);
  font-weight: 750;
  text-decoration: none;
  cursor: pointer;
}
.button:hover { color: var(--white); background: #1248a9; }
.button.secondary { color: var(--ink); background: #e9eef5; }
.button.secondary:hover { color: var(--ink); background: #dce5f0; }
.faq-status { min-height: 1.6rem; margin: 0.75rem 0 0; color: var(--muted); }
.faq-category { margin-top: 2.2rem; }
.faq-category h2 { padding-bottom: 0.65rem; border-bottom: 2px solid var(--gold); }
details { margin-top: 0.75rem; border: 1px solid var(--line); border-radius: 15px; background: var(--white); }
summary { padding: 1rem 1.1rem; cursor: pointer; font-weight: 750; }
details p { margin: 0; padding: 0 1.1rem 1.1rem; color: #344b68; }
[hidden] { display: none !important; }

.error-layout, .success-layout { min-height: calc(100vh - 157px); display: grid; place-items: center; }
.error-card, .success-card { width: min(840px, 100%); padding: clamp(1.5rem, 6vw, 4.2rem); overflow: hidden; position: relative; }
.error-card::before, .success-card::before { content: ""; position: absolute; width: 280px; height: 280px; right: -100px; top: -130px; border-radius: 50%; background: linear-gradient(145deg, rgba(47,124,246,.2), rgba(242,189,71,.25)); }
.error-code { margin: 0; color: var(--blue); font-size: clamp(5rem, 20vw, 11rem); font-weight: 900; line-height: 0.8; letter-spacing: -0.08em; }
.action-row { display: flex; flex-wrap: wrap; gap: 0.75rem; margin-top: 1.6rem; }
.inline-search { display: flex; gap: 0.7rem; margin-top: 1.5rem; }
.inline-search input { min-width: 0; flex: 1; min-height: 48px; padding: 0.7rem 0.9rem; border: 1px solid #b8c8dc; border-radius: 12px; }
.success-mark { width: 72px; height: 72px; display: grid; place-items: center; margin-bottom: 1.3rem; border-radius: 50%; color: var(--white); background: linear-gradient(145deg, var(--blue), #0e3d93); font-size: 2rem; font-weight: 900; box-shadow: 0 14px 35px rgba(29,95,214,.26); }

.public-footer { border-top: 1px solid var(--line); background: #edf2f8; }
.footer-inner { min-height: 80px; display: flex; align-items: center; justify-content: space-between; gap: 1rem; color: var(--muted); font-size: 0.92rem; }
.footer-links { display: flex; flex-wrap: wrap; gap: 1rem; }

@media (max-width: 760px) {
  .header-inner { align-items: flex-start; padding-block: 0.85rem; }
  .public-nav { justify-content: flex-end; }
  .public-nav a:not(.nav-cta) { display: none; }
  .content-grid { grid-template-columns: 1fr; }
  .side-nav { position: static; }
  .search-panel, .inline-search { flex-direction: column; }
  .footer-inner { align-items: flex-start; flex-direction: column; padding-block: 1.2rem; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: 0.01ms !important; transition-duration: 0.01ms !important; }
}