/* Font Awesome 6 Free - loaded from CDN for icon support */
@import url("https://cdnjs.cloudflare.com/ajax/libs/font-awesome/6.5.2/css/all.min.css");

/* ---------- CSS Reset & Base ---------- */
*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

:root {
  --color-primary: #0a4d8c;
  --color-primary-dark: #073968;
  --color-primary-light: #0d6efd;
  --color-accent: #0d6efd;
  --color-text: #1f2937;
  --color-text-muted: #4b5563;
  --color-bg: #ffffff;
  --color-bg-soft: #f5f7fa;
  --color-bg-card: #ffffff;
  --color-border: #e5e7eb;
  --color-border-strong: #cbd5e1;
  --color-warning-bg: #fff8e1;
  --color-warning-border: #f5b800;
  --color-warning-text: #6b4f00;
  --color-info-bg: #eef5fc;
  --color-info-border: #b9d6ee;
  --color-info-text: #0b3a66;
  --color-success: #047857;
  --color-success-bg: #ecfdf5;
  --color-danger: #b91c1c;
  --color-danger-bg: #fdecea;
  --color-danger-border: #f5b7b1;

  --font-base: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto,
    "Helvetica Neue", Arial, "Noto Sans", sans-serif;
  --font-mono: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;

  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 12px;
  --radius-xl: 16px;

  --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.05);
  --shadow-md: 0 2px 6px rgba(0, 0, 0, 0.08);
  --shadow-lg: 0 8px 24px rgba(10, 77, 140, 0.08);

  --max-width: 1120px;
  --header-height: 64px;
}

html {
  -webkit-text-size-adjust: 100%;
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-base);
  font-size: 16px;
  line-height: 1.65;
  color: var(--color-text);
  background-color: var(--color-bg);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

img,
svg {
  display: block;
  max-width: 100%;
  height: auto;
}

a {
  color: var(--color-primary);
  text-decoration: underline;
  text-underline-offset: 2px;
  text-decoration-thickness: 1px;
  transition: color 0.15s;
}

a:hover {
  color: var(--color-primary-dark);
}

a:focus-visible,
button:focus-visible {
  outline: 2px solid var(--color-accent);
  outline-offset: 2px;
  border-radius: var(--radius-sm);
}

p {
  margin: 0 0 16px;
}

ul,
ol {
  margin: 0 0 16px;
  padding-left: 24px;
}

li {
  margin-bottom: 6px;
}

ul ul,
ol ol {
  margin: 6px 0;
}

/* ---------- Skip Link (Accessibility) ---------- */
.skip-link {
  position: absolute;
  top: -40px;
  left: 8px;
  background: var(--color-primary);
  color: #fff;
  padding: 8px 12px;
  border-radius: var(--radius-sm);
  z-index: 1000;
  text-decoration: none;
  transition: top 0.2s;
}

.skip-link:focus {
  top: 8px;
  color: #fff;
}

/* ---------- Layout ---------- */
.container {
  width: 100%;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 16px;
}

main {
  min-height: 60vh;
  padding: 24px 0 48px;
}

main:focus {
  outline: none;
}

/* ---------- Header ---------- */
.site-header {
  background-color: #ffffff;
  border-bottom: 1px solid var(--color-border);
  position: sticky;
  top: 0;
  z-index: 100;
  box-shadow: var(--shadow-sm);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: var(--header-height);
  gap: 16px;
}

.site-logo {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 1.125rem;
  font-weight: 700;
  color: var(--color-primary);
  text-decoration: none;
  letter-spacing: -0.01em;
}

.site-logo:hover {
  color: var(--color-primary-dark);
}

.site-logo-mark {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
  background: var(--color-primary);
  color: #fff;
  border-radius: var(--radius-sm);
  font-size: 0.875rem;
  font-weight: 700;
  flex-shrink: 0;
}

/* ---------- Navigation ---------- */
.nav-toggle {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  background: transparent;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  cursor: pointer;
  color: var(--color-text);
  position: relative;
  flex-direction: column;
  gap: 4px;
  padding: 0;
}

.nav-toggle span {
  display: block;
  width: 20px;
  height: 2px;
  background: currentColor;
  border-radius: 1px;
  transition: transform 0.2s, opacity 0.2s;
}

.primary-nav {
  display: none;
  position: absolute;
  top: var(--header-height);
  left: 0;
  right: 0;
  background: #fff;
  border-bottom: 1px solid var(--color-border);
  box-shadow: var(--shadow-md);
}

.primary-nav.is-open {
  display: block;
}

.primary-nav ul {
  list-style: none;
  padding: 8px 0;
  margin: 0;
}

.primary-nav li {
  border-bottom: 1px solid var(--color-border);
  margin: 0;
}

.primary-nav li:last-child {
  border-bottom: 0;
}

.primary-nav a {
  display: block;
  padding: 12px 16px;
  color: var(--color-text);
  text-decoration: none;
  font-weight: 500;
}

.primary-nav a:hover,
.primary-nav a:focus-visible {
  background: var(--color-bg-soft);
  color: var(--color-primary);
}

.primary-nav a.nav-pill {
  background: var(--color-primary);
  color: #fff;
  margin: 8px 16px;
  padding: 10px 16px;
  border-radius: var(--radius-md);
  text-align: center;
  font-weight: 600;
}

.primary-nav a.nav-pill:hover,
.primary-nav a.nav-pill:focus-visible {
  background: var(--color-primary-dark);
  color: #fff;
}

/* ---------- Breadcrumb ---------- */
.breadcrumb {
  font-size: 0.875rem;
  color: var(--color-text-muted);
  margin-bottom: 16px;
}

.breadcrumb ol {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 4px 8px;
  padding: 0;
  margin: 0;
}

.breadcrumb li {
  display: flex;
  align-items: center;
  gap: 8px;
  margin: 0;
}

.breadcrumb li + li::before {
  content: "›";
  color: var(--color-text-muted);
}

.breadcrumb a {
  color: var(--color-text-muted);
  text-decoration: none;
}

.breadcrumb a:hover {
  text-decoration: underline;
}

.breadcrumb [aria-current="page"] {
  color: var(--color-text);
  font-weight: 500;
}

/* ---------- Headings & Typography ---------- */
h1,
h2,
h3,
h4 {
  color: var(--color-text);
  line-height: 1.25;
  font-weight: 700;
  letter-spacing: -0.015em;
}

h1 {
  font-size: 1.875rem;
  margin: 0 0 12px;
}

h2 {
  font-size: 1.5rem;
  margin: 32px 0 12px;
  padding-top: 8px;
  scroll-margin-top: 80px;
}

h3 {
  font-size: 1.125rem;
  margin: 24px 0 8px;
}

h4 {
  font-size: 1rem;
  margin: 16px 0 8px;
}

.lead {
  font-size: 1.0625rem;
  color: var(--color-text-muted);
  margin-bottom: 16px;
  line-height: 1.6;
}

/* ---------- Hero Section ---------- */
.hero {
  padding: 32px 0 24px;
  border-bottom: 1px solid var(--color-border);
  margin-bottom: 24px;
}

.hero h1 {
  margin-bottom: 8px;
}

.hero p {
  color: var(--color-text-muted);
  font-size: 1.0625rem;
  max-width: 65ch;
  margin: 0;
}

.hero-with-illust {
  display: grid;
  gap: 24px;
  grid-template-columns: 1fr;
  align-items: center;
}

.hero-eyebrow {
  display: inline-block;
  font-size: 0.8125rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--color-primary);
  background: var(--color-info-bg);
  padding: 4px 10px;
  border-radius: 999px;
  margin-bottom: 12px;
}

.hero-cta {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin: 20px 0 16px;
}

.hero-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 16px;
  list-style: none;
  padding: 0;
  margin: 0;
  font-size: 0.875rem;
  color: var(--color-text-muted);
}

.hero-meta li {
  margin: 0;
  display: inline-flex;
  align-items: center;
  gap: 4px;
}

.hero-illust svg {
  width: 100%;
  height: auto;
  border-radius: var(--radius-lg);
}

/* ---------- Short Answer Box ---------- */
.short-answer {
  background: var(--color-bg-soft);
  border-left: 4px solid var(--color-primary);
  border-radius: var(--radius-md);
  padding: 16px 20px;
  margin: 16px 0 24px;
}

.short-answer h2 {
  font-size: 1.0625rem;
  margin: 0 0 8px;
  color: var(--color-primary);
  padding-top: 0;
}

.short-answer p {
  margin: 0 0 8px;
  font-size: 1rem;
  color: var(--color-text);
}

.short-answer p:last-child {
  margin-bottom: 0;
}

.quick-links {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 14px;
  margin-top: 12px !important;
  font-size: 0.9375rem;
}

.quick-links a {
  font-weight: 600;
}

/* ---------- Table of Contents ---------- */
.toc {
  background: var(--color-bg-soft);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 16px 20px;
  margin: 16px 0 24px;
}

.toc h2 {
  font-size: 1rem;
  margin: 0 0 8px;
  color: var(--color-text);
  padding-top: 0;
}

.toc ol {
  margin: 0;
  padding-left: 20px;
  font-size: 0.9375rem;
}

.toc li {
  margin-bottom: 4px;
}

/* ---------- Cards & Sections ---------- */
.card {
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 20px;
  margin-bottom: 16px;
  box-shadow: var(--shadow-sm);
  transition: transform 0.15s, box-shadow 0.15s;
}

.card:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.card h2,
.card h3 {
  margin-top: 0;
  color: var(--color-primary);
}

.card p:last-child {
  margin-bottom: 0;
}

.card-grid {
  display: grid;
  gap: 16px;
  grid-template-columns: 1fr;
  margin: 16px 0 24px;
}

.grid {
  display: grid;
  gap: 16px;
  grid-template-columns: 1fr;
  margin-bottom: 24px;
}

/* ---------- Key Facts (Definition List) ---------- */
.key-facts {
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 16px 20px;
  margin: 16px 0;
}

.key-facts h3 {
  font-size: 1rem;
  margin: 0 0 12px;
  color: var(--color-text);
}

.key-facts dl {
  display: grid;
  gap: 12px;
  grid-template-columns: 1fr;
  margin: 0;
}

.key-facts dl > div {
  display: flex;
  flex-direction: column;
  gap: 2px;
  padding-bottom: 10px;
  border-bottom: 1px dashed var(--color-border);
}

.key-facts dl > div:last-child {
  border-bottom: 0;
  padding-bottom: 0;
}

.key-facts dt {
  font-size: 0.8125rem;
  font-weight: 600;
  color: var(--color-text-muted);
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.key-facts dd {
  margin: 0;
  font-weight: 600;
  color: var(--color-text);
}

/* ---------- Table ---------- */
.table-wrapper {
  overflow-x: auto;
  margin: 16px 0 24px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  background: #fff;
  -webkit-overflow-scrolling: touch;
}

table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.9375rem;
  min-width: 480px;
}

th,
td {
  text-align: left;
  padding: 12px 14px;
  border-bottom: 1px solid var(--color-border);
}

th {
  background: var(--color-bg-soft);
  font-weight: 600;
  color: var(--color-text);
}

tr:last-child td {
  border-bottom: 0;
}

/* ---------- Info / Warning Callouts ---------- */
.callout {
  border-radius: var(--radius-md);
  padding: 16px 20px;
  margin: 16px 0 24px;
  border: 1px solid transparent;
}

.callout h2,
.callout h3 {
  margin-top: 0;
  font-size: 1.0625rem;
  color: inherit;
}

.callout p:last-child {
  margin-bottom: 0;
}

.callout-warning {
  background: var(--color-warning-bg);
  border-color: var(--color-warning-border);
  color: var(--color-warning-text);
}

.callout-info {
  background: var(--color-info-bg);
  border-color: var(--color-info-border);
  color: var(--color-info-text);
}

.callout-danger {
  background: var(--color-danger-bg);
  border-color: var(--color-danger-border);
  color: #7b241c;
}

.callout-success {
  background: var(--color-success-bg);
  border-color: #a7f3d0;
  color: #064e3b;
}

/* ---------- Trust Box ---------- */
.trust-box {
  background: linear-gradient(180deg, #f8fafc 0%, #f1f5f9 100%);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 20px;
  margin: 24px 0;
}

.trust-box h2 {
  font-size: 1.0625rem;
  margin: 0 0 12px;
  color: var(--color-primary);
  padding-top: 0;
}

.trust-list {
  list-style: none;
  padding: 0;
  margin: 0 0 12px;
  display: grid;
  gap: 6px;
}

.trust-list li {
  padding-left: 24px;
  position: relative;
  margin: 0;
}

.trust-list li::before {
  content: "✓";
  position: absolute;
  left: 0;
  top: 0;
  color: var(--color-success);
  font-weight: 700;
}

.trust-box p:last-child {
  margin-bottom: 0;
  font-size: 0.9375rem;
  color: var(--color-text-muted);
}

/* ---------- FAQ ---------- */
.faq details {
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 12px 16px;
  margin-bottom: 10px;
  background: #fff;
  transition: box-shadow 0.15s;
}

.faq details[open] {
  background: var(--color-bg-soft);
  box-shadow: var(--shadow-sm);
}

.faq summary {
  cursor: pointer;
  font-weight: 600;
  color: var(--color-text);
  list-style: none;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 4px 0;
}

.faq summary::-webkit-details-marker {
  display: none;
}

.faq summary::after {
  content: "+";
  font-size: 1.5rem;
  font-weight: 400;
  color: var(--color-primary);
  transition: transform 0.2s;
  line-height: 1;
}

.faq details[open] summary::after {
  content: "−";
}

.faq details p,
.faq details ul {
  margin: 12px 0 4px;
}

/* ---------- Buttons ---------- */
.btn {
  display: inline-block;
  padding: 10px 18px;
  background: var(--color-primary);
  color: #fff;
  border-radius: var(--radius-md);
  text-decoration: none;
  font-weight: 600;
  border: 1px solid var(--color-primary);
  transition: background 0.15s, transform 0.1s;
  font-size: 0.9375rem;
  line-height: 1.4;
}

.btn:hover {
  background: var(--color-primary-dark);
  color: #fff;
  border-color: var(--color-primary-dark);
}

.btn:active {
  transform: translateY(1px);
}

.btn-primary {
  background: var(--color-primary);
}

.btn-outline {
  background: transparent;
  color: var(--color-primary);
}

.btn-outline:hover {
  background: var(--color-primary);
  color: #fff;
}

/* ---------- Article ---------- */
.article {
  max-width: 760px;
  margin: 0 auto;
}

.article p,
.article li {
  font-size: 1rem;
}

/* ---------- Content Meta (date) ---------- */
.content-meta {
  font-size: 0.875rem;
  color: var(--color-text-muted);
  margin-bottom: 24px;
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  padding: 8px 14px;
  background: var(--color-bg-soft);
  border-radius: var(--radius-md);
  border-left: 3px solid var(--color-primary);
}

.content-meta span {
  display: inline-flex;
  align-items: center;
  gap: 4px;
}

/* ---------- Definition list ---------- */
.def-list {
  margin: 0 0 24px;
}

.def-list dt {
  font-weight: 600;
  margin-top: 12px;
  color: var(--color-text);
}

.def-list dd {
  margin: 4px 0 0 16px;
  color: var(--color-text-muted);
}

/* ---------- Sources / Resources ---------- */
.sources-list {
  list-style: none;
  padding: 0;
}

.sources-list li {
  background: var(--color-bg-soft);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  padding: 12px 14px;
  margin-bottom: 8px;
  font-size: 0.9375rem;
}

.sources-list strong {
  color: var(--color-text);
}

/* ---------- 404 Page ---------- */
.error-page {
  text-align: center;
  padding: 48px 16px;
}

.error-page h1 {
  font-size: 4rem;
  color: var(--color-primary);
  margin-bottom: 8px;
  font-weight: 800;
}

.error-page h2 {
  font-size: 1.5rem;
  margin: 0 0 12px;
  color: var(--color-text);
  padding-top: 0;
}

.error-page p {
  font-size: 1.0625rem;
  color: var(--color-text-muted);
  margin-bottom: 24px;
}

.error-page .btn {
  margin: 4px;
}

/* ---------- Related links ---------- */
.related-links {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 16px 0 24px;
  padding: 0;
  list-style: none;
}

.related-links li {
  margin: 0;
}

.related-links a {
  display: inline-block;
  padding: 6px 12px;
  background: var(--color-bg-soft);
  border: 1px solid var(--color-border);
  border-radius: 999px;
  font-size: 0.875rem;
  text-decoration: none;
  color: var(--color-text);
  transition: background 0.15s, color 0.15s;
}

.related-links a:hover {
  background: var(--color-primary);
  color: #fff;
  border-color: var(--color-primary);
}

/* ---------- Footer ---------- */
.site-footer {
  background: #0f1d2e;
  color: #e2e8f0;
  padding: 48px 0 24px;
  margin-top: 64px;
  font-family:
    system-ui,
    -apple-system,
    BlinkMacSystemFont,
    "Segoe UI",
    Roboto,
    "Helvetica Neue",
    Arial,
    "Noto Sans",
    sans-serif;
  font-size: 15px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
}

.site-footer .container {
  width: 100%;
  max-width: 1120px;
  margin: 0 auto;
  padding: 0 16px;
}

/* ---------- Footer Grid ---------- */
.footer-grid {
  display: grid;
  gap: 32px 28px;
  grid-template-columns: 1fr;
  margin-bottom: 32px;
}

.site-footer h2 {
  color: #ffffff;
  font-size: 15px;
  font-weight: 700;
  line-height: 1.4;
  margin: 0 0 18px;
  padding: 0;
  letter-spacing: 0;
  text-transform: none;
}

.site-footer h2 i {
  color: #93c5fd;
  margin-right: 8px;
  font-size: 0.95em;
}

.site-footer p {
  margin: 0;
  color: #cbd5e1;
  line-height: 1.7;
  font-size: 14px;
}

.site-footer ul {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.site-footer li {
  margin: 0;
}

.site-footer a {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: #e2e8f0;
  text-decoration: none;
  font-size: 14px;
  line-height: 1.5;
  letter-spacing: 0;
  transition: color 160ms ease;
  text-transform: none;
}

.site-footer a i {
  width: 14px;
  height: 14px;
  flex: 0 0 14px;
  font-size: 12px;
  color: #94a3b8;
  transition: color 160ms ease;
}

.site-footer a:hover {
  color: #ffffff;
}

.site-footer a:hover i {
  color: #ffffff;
}

.site-footer a:focus-visible {
  outline: 2px solid #93c5fd;
  outline-offset: 3px;
  border-radius: 2px;
}

.footer-warning {
  border-top: 1px solid #1e2f47;
  padding: 20px 0 16px;
  font-size: 13.5px;
  line-height: 1.7;
  color: #94a3b8;
  display: flex;
  align-items: flex-start;
  gap: 10px;
}

.footer-warning i {
  color: #fbbf24;
  flex-shrink: 0;
  font-size: 16px;
  margin-top: 3px;
}

.footer-meta {
  border-top: 1px solid #1e2f47;
  padding-top: 16px;
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  color: #94a3b8;
  letter-spacing: 0;
}

.footer-meta span {
  letter-spacing: 0;
  text-transform: none;
}

.site-footer > .container > .footer-grid > div:first-child p {
  font-size: 14px;
  line-height: 1.7;
}

@media (min-width: 640px) {
  .site-footer .container {
    padding: 0 24px;
  }
  .footer-grid {
    grid-template-columns: 1fr 1fr;
    gap: 36px 32px;
  }
}

@media (min-width: 1024px) {
  .nav-toggle {
    display: none;
  }
  .primary-nav {
    display: block;
    position: static;
    background: transparent;
    border-bottom: 0;
    box-shadow: none;
  }
  .primary-nav ul {
    display: flex;
    gap: 4px;
    padding: 0;
  }
  .primary-nav li {
    border: 0;
  }
  .primary-nav a {
    padding: 8px 12px;
    border-radius: var(--radius-sm);
    font-size: 0.9375rem;
  }
  .primary-nav a:hover,
  .primary-nav a:focus-visible {
    background: var(--color-bg-soft);
  }
  .primary-nav a.nav-pill {
    margin: 0 0 0 8px;
    padding: 8px 16px;
  }
  .primary-nav a.nav-pill:hover,
  .primary-nav a.nav-pill:focus-visible {
    background: var(--color-primary-dark);
    color: #fff;
  }
}

@media (min-width: 900px) {
  .hero-with-illust {
    grid-template-columns: 1.4fr 1fr;
    gap: 40px;
  }
  .site-footer {
    padding: 56px 0 28px;
    margin-top: 80px;
  }
  .footer-grid {
    grid-template-columns:
      minmax(240px, 1.4fr)
      minmax(140px, 1fr)
      minmax(160px, 1fr)
      minmax(180px, 1fr);
    gap: 32px 40px;
    margin-bottom: 40px;
  }
  .footer-warning {
    padding: 24px 0 20px;
  }
  .footer-meta {
    padding-top: 20px;
  }
}

@media (max-width: 420px) {
  .site-footer {
    font-size: 14px;
  }
  .site-footer a {
    font-size: 14px;
  }
  .footer-meta {
    flex-direction: column;
    align-items: flex-start;
    gap: 4px;
  }
}

/* ---------- Print ---------- */
@media print {
  .site-header,
  .site-footer,
  .nav-toggle,
  .related-links,
  .hero-illust,
  .toc {
    display: none;
  }
  body {
    color: #000;
    background: #fff;
  }
  a {
    color: #000;
    text-decoration: underline;
  }
  .callout,
  .card,
  .key-facts {
    border: 1px solid #ccc;
    box-shadow: none;
  }
}

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

/* ---------- Font Awesome icon utilities ---------- */
.fa-fw { width: 1.25em; text-align: center; }

i.fa-solid,
i.fa-regular,
i.fa-brands {
  font-style: normal;
  display: inline-block;
  vertical-align: -0.125em;
  line-height: 1;
}

/* Better icon alignment in nav and list items */
.primary-nav a i,
.btn i,
.related-links a i,
.hero-cta i,
.toc i,
.short-answer h2 i,
.callout h2 i,
.key-facts h3 i,
.trust-box h2 i,
.sources-list strong i,
.quick-links a i,
.fa-fw {
  margin-right: 6px;
}

.primary-nav a i:last-child,
.btn i:last-child {
  margin-right: 0;
}

/* Hero eyebrow icon */
.hero-eyebrow i {
  margin-right: 6px;
}

/* Card heading icons */
.card h3 i,
.card h2 i {
  color: var(--color-primary);
  margin-right: 6px;
}

/* Key facts dt icons */
.key-facts dt i {
  color: var(--color-primary);
  margin-right: 6px;
}

/* Sources list icons */
.sources-list strong i {
  color: var(--color-primary);
  margin-right: 4px;
}

/* Footer h2 icons */
.site-footer h2 i {
  margin-right: 6px;
}

/* Trust list keeps no icons (uses ::before check) */

/* Make list bullets without icons align nicely */
.related-links a i {
  margin-right: 4px;
}

/* Trust box h2 icon */
.trust-box h2 i {
  color: var(--color-primary);
  margin-right: 6px;
}

/* Card link arrow spacing */
.card a i {
  margin-left: 2px;
}

/* Breadcrumb home icon */
.breadcrumb a i {
  margin-right: 4px;
}

/* Screen reader only utility */
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}