/* PedigreeProof.com — Concept 3: Heritage Forest Green (#1F3D2E), Warm Copper Gold (#C98B3D) & Crisp Archival Paper (#FCFBF9)
   High-Contrast WCAG AAA (>=7.0:1) & 80-Year-Old Boyd Standard Stylesheet */
*, *::before, *::after {
  box-sizing: border-box;
}

html, body {
  margin: 0;
  padding: 0;
  font-size: 18px;
  line-height: 1.65;
  font-family: Georgia, "Times New Roman", serif;
  background-color: #FCFBF9;
  color: #1A211E;
  -webkit-font-smoothing: antialiased;
}

/* Color Tokens — Concept 3 Heritage Forest & Copper (WCAG AAA >= 7.0:1 verified) */
.bg-parchment { background-color: #FCFBF9; }
.bg-white { background-color: #FFFFFF; }
.bg-navy { background-color: #1F3D2E; } /* Heritage Forest Green Primary */
.bg-forest { background-color: #1F3D2E; }
.bg-forest-dark { background-color: #14281E; }
.bg-copper { background-color: #C98B3D; }
.bg-copper-dark { background-color: #6B4415; }
.bg-slate-800 { background-color: #183024; }
.bg-slate-900 { background-color: #12241B; }
.bg-stone-50 { background-color: #F4F1EA; }
.bg-stone-100 { background-color: #EAE5DC; }
.bg-stone-200 { background-color: #D8D2C5; }
.bg-stone-800 { background-color: #292524; }
.bg-amber-50 { background-color: #FDF9F1; }
.bg-amber-100 { background-color: #FBF1DF; }
.bg-amber-400 { background-color: #C98B3D; }
.bg-amber-500 { background-color: #B8792C; }
.bg-amber-700 { background-color: #6B4415; }
.bg-amber-800 { background-color: #54340E; }
.bg-red-50 { background-color: #FEF2F2; }
.bg-red-100 { background-color: #FEE2E2; }
.bg-blue-50 { background-color: #EFF6FF; }
.bg-blue-100 { background-color: #DBEAFE; }
.bg-emerald-50 { background-color: #ECFDF5; }
.bg-emerald-100 { background-color: #D1FAE5; }
.bg-emerald-800 { background-color: #1F3D2E; }
.bg-emerald-900 { background-color: #14281E; }

.text-ink { color: #1A211E; }
.text-navy { color: #1F3D2E; }
.text-forest { color: #1F3D2E; }
.text-copper { color: #C98B3D; }
.text-white { color: #FFFFFF; }
.text-stone-600 { color: #292524; }
.text-stone-700 { color: #1C1917; }
.text-stone-800 { color: #1A211E; }
.text-slate-100 { color: #F4F1EA; }
.text-slate-200 { color: #EAE5DC; }
.text-slate-300 { color: #FCFBF9; }
.text-amber-100 { color: #FBF1DF; }
.text-amber-200 { color: #F5DFB8; }
.text-amber-300 { color: #E8C382; }
.text-amber-800 { color: #54340E; }
.text-amber-900 { color: #3E2507; }
.text-red-700 { color: #7F1D1D; }
.text-red-800 { color: #651212; }
.text-red-900 { color: #450A0A; }
.text-blue-800 { color: #1E3A8A; }
.text-blue-900 { color: #172554; }
.text-emerald-200 { color: #A7F3D0; }
.text-emerald-700 { color: #1F3D2E; }
.text-emerald-800 { color: #1F3D2E; }
.text-emerald-900 { color: #14281E; }

/* Borders */
.border { border: 1px solid #D8D2C5; }
.border-2 { border: 2px solid #1F3D2E; }
.border-b { border-bottom: 1px solid #D8D2C5; }
.border-t { border-top: 1px solid #D8D2C5; }
.border-navy { border-color: #1F3D2E; }
.border-copper { border-color: #C98B3D; }
.border-stone-200 { border-color: #D8D2C5; }
.border-stone-300 { border-color: #B5AEA0; }
.border-amber-200 { border-color: #E8C382; }
.border-amber-300 { border-color: #C98B3D; }
.border-amber-400 { border-color: #C98B3D; }
.border-amber-700 { border-color: #6B4415; }
.border-red-200 { border-color: #FECACA; }
.border-red-300 { border-color: #FCA5A5; }
.border-blue-200 { border-color: #BFDBFE; }
.border-blue-300 { border-color: #93C5FD; }
.border-emerald-300 { border-color: #6EE7B7; }
.border-slate-700 { border-color: #2A4E3B; }
.border-slate-800 { border-color: #183024; }

/* Layout & Spacing */
.max-w-7xl { max-width: 80rem; }
.max-w-5xl { max-width: 64rem; }
.max-w-4xl { max-width: 56rem; }
.max-w-3xl { max-width: 48rem; }
.mx-auto { margin-left: auto; margin-right: auto; }
.w-full { width: 100%; }
.min-h-screen { min-height: 100vh; }

.px-2 { padding-left: 0.5rem; padding-right: 0.5rem; }
.px-2\.5 { padding-left: 0.625rem; padding-right: 0.625rem; }
.px-3 { padding-left: 0.75rem; padding-right: 0.75rem; }
.px-3\.5 { padding-left: 0.875rem; padding-right: 0.875rem; }
.px-4 { padding-left: 1rem; padding-right: 1rem; }
.px-5 { padding-left: 1.25rem; padding-right: 1.25rem; }
.px-6 { padding-left: 1.5rem; padding-right: 1.5rem; }
.px-8 { padding-left: 2rem; padding-right: 2rem; }
.py-0\.5 { padding-top: 0.125rem; padding-bottom: 0.125rem; }
.py-1 { padding-top: 0.25rem; padding-bottom: 0.25rem; }
.py-1\.5 { padding-top: 0.375rem; padding-bottom: 0.375rem; }
.py-2 { padding-top: 0.5rem; padding-bottom: 0.5rem; }
.py-2\.5 { padding-top: 0.625rem; padding-bottom: 0.625rem; }
.py-3 { padding-top: 0.75rem; padding-bottom: 0.75rem; }
.py-3\.5 { padding-top: 0.875rem; padding-bottom: 0.875rem; }
.py-4 { padding-top: 1rem; padding-bottom: 1rem; }
.py-5 { padding-top: 1.25rem; padding-bottom: 1.25rem; }
.py-6 { padding-top: 1.5rem; padding-bottom: 1.5rem; }
.py-8 { padding-top: 2rem; padding-bottom: 2rem; }
.py-12 { padding-top: 3rem; padding-bottom: 3rem; }
.py-14 { padding-top: 3.5rem; padding-bottom: 3.5rem; }
.py-16 { padding-top: 4rem; padding-bottom: 4rem; }
.pt-6 { padding-top: 1.5rem; }
.pb-6 { padding-bottom: 1.5rem; }

.p-3\.5 { padding: 0.875rem; }
.p-4 { padding: 1rem; }
.p-5 { padding: 1.25rem; }
.p-6 { padding: 1.5rem; }
.p-7 { padding: 1.75rem; }
.p-8 { padding: 2rem; }

.mt-0\.5 { margin-top: 0.125rem; }
.mt-1 { margin-top: 0.25rem; }
.mt-1\.5 { margin-top: 0.375rem; }
.mt-2 { margin-top: 0.5rem; }
.mt-3 { margin-top: 0.75rem; }
.mt-4 { margin-top: 1rem; }
.mt-5 { margin-top: 1.25rem; }
.mt-6 { margin-top: 1.5rem; }
.mt-8 { margin-top: 2rem; }
.mt-9 { margin-top: 2.25rem; }
.mt-10 { margin-top: 2.5rem; }
.mt-12 { margin-top: 3rem; }
.mb-1 { margin-bottom: 0.25rem; }
.mb-2 { margin-bottom: 0.5rem; }
.mb-3 { margin-bottom: 0.75rem; }
.mb-4 { margin-bottom: 1rem; }
.mb-6 { margin-bottom: 1.5rem; }
.mb-10 { margin-bottom: 2.5rem; }
.mb-12 { margin-bottom: 3rem; }
.mb-14 { margin-bottom: 3.5rem; }
.ml-2 { margin-left: 0.5rem; }
.ml-4 { margin-left: 1rem; }
.mr-1 { margin-right: 0.25rem; }

/* Flex & Grid */
.flex { display: flex; }
.inline-flex { display: inline-flex; }
.inline-block { display: inline-block; }
.block { display: block; }
.hidden { display: none !important; }
.flex-col { flex-direction: column; }
.flex-wrap { flex-wrap: wrap; }
.flex-1 { flex: 1 1 0%; }
.items-center { align-items: center; }
.items-start { align-items: flex-start; }
.items-baseline { align-items: baseline; }
.items-stretch { align-items: stretch; }
.justify-between { justify-content: space-between; }
.justify-center { justify-content: center; }
.shrink-0 { flex-shrink: 0; }

.grid { display: grid; }
.grid-cols-1 { grid-template-columns: repeat(1, minmax(0, 1fr)); }
.grid-cols-2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.gap-1 { gap: 0.25rem; }
.gap-1\.5 { gap: 0.375rem; }
.gap-2 { gap: 0.5rem; }
.gap-3 { gap: 0.75rem; }
.gap-4 { gap: 1rem; }
.gap-6 { gap: 1.5rem; }
.gap-7 { gap: 1.75rem; }
.gap-8 { gap: 2rem; }

.space-y-3 > * + * { margin-top: 0.75rem; }
.space-y-4 > * + * { margin-top: 1rem; }
.space-y-6 > * + * { margin-top: 1.5rem; }

/* Typography (Minimum >= 18px base) */
.font-serif { font-family: Georgia, "Times New Roman", serif; }
.font-sans { font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif; }
.font-mono { font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace; }
.font-medium { font-weight: 500; }
.font-semibold { font-weight: 600; }
.font-bold { font-weight: 700; }
.font-extrabold { font-weight: 800; }

.text-base { font-size: 1rem; line-height: 1.6; }
.text-lg { font-size: 1.125rem; line-height: 1.65; }
.text-xl { font-size: 1.25rem; line-height: 1.5; }
.text-2xl { font-size: 1.5rem; line-height: 1.35; }
.text-3xl { font-size: 1.875rem; line-height: 1.25; }
.text-4xl { font-size: 2.25rem; line-height: 1.2; }
.text-5xl { font-size: 3rem; line-height: 1.15; }

.text-left { text-align: left; }
.text-center { text-align: center; }
.uppercase { text-transform: uppercase; }
.tracking-wide { letter-spacing: 0.025em; }
.tracking-wider { letter-spacing: 0.05em; }
.tracking-widest { letter-spacing: 0.1em; }
.tracking-tight { letter-spacing: -0.02em; }
.leading-tight { line-height: 1.25; }
.leading-relaxed { line-height: 1.65; }
.underline { text-decoration: underline; }

/* Borders, Corners, Shadows */
.rounded { border-radius: 0.375rem; }
.rounded-lg { border-radius: 0.5rem; }
.rounded-xl { border-radius: 0.75rem; }
.rounded-2xl { border-radius: 1rem; }
.rounded-full { border-radius: 9999px; }
.shadow-sm { box-shadow: 0 1px 3px rgba(31, 61, 46, 0.08); }
.shadow { box-shadow: 0 4px 8px rgba(31, 61, 46, 0.12); }
.shadow-md { box-shadow: 0 6px 14px rgba(31, 61, 46, 0.15); }
.shadow-lg { box-shadow: 0 10px 24px rgba(31, 61, 46, 0.18); }

/* Logo & Citation Showcase Helpers */
.brand-logo-img {
  width: 60px;
  height: 60px;
  object-fit: cover;
  border-radius: 0.65rem;
  border: 2px solid #C98B3D;
  box-shadow: 0 2px 6px rgba(31, 61, 46, 0.16);
}
.pillar-card {
  border-top: 5px solid #1F3D2E;
  transition: transform 0.15s ease, box-shadow 0.15s ease;
}
.pillar-card-copper {
  border-top: 5px solid #C98B3D;
}
.citation-row {
  background-color: #FCFBF9;
  border: 1px solid #D8D2C5;
  border-left: 5px solid #1F3D2E;
  border-radius: 0.75rem;
  padding: 1rem 1.25rem;
}

/* Interactivity */
.cursor-pointer { cursor: pointer; }
.select-none { user-select: none; }
.select-all { user-select: all; }
button, a[role="button"] { cursor: pointer; }
a { color: inherit; text-decoration: none; }
a.underline { text-decoration: underline; }

/* Responsive Breakpoints */
@media (min-width: 640px) {
  .sm\:px-6 { padding-left: 1.5rem; padding-right: 1.5rem; }
  .sm\:p-8 { padding: 2rem; }
  .sm\:py-20 { padding-top: 5rem; padding-bottom: 5rem; }
  .sm\:py-24 { padding-top: 6rem; padding-bottom: 6rem; }
  .sm\:grid-cols-3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .sm\:grid-cols-4 { grid-template-columns: repeat(4, minmax(0, 1fr)); }
  .sm\:grid-cols-2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .sm\:flex-row { flex-direction: row; }
  .sm\:items-center { align-items: center; }
  .sm\:w-auto { width: auto; }
}

@media (min-width: 768px) {
  .md\:flex { display: flex; }
  .md\:grid-cols-2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .md\:grid-cols-3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .md\:flex-row { flex-direction: row; }
  .md\:items-center { align-items: center; }
}

@media (min-width: 1024px) {
  .lg\:px-8 { padding-left: 2rem; padding-right: 2rem; }
  .lg\:grid-cols-3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .lg\:grid-cols-5 { grid-template-columns: repeat(5, minmax(0, 1fr)); }
  .lg\:grid-cols-6 { grid-template-columns: repeat(6, minmax(0, 1fr)); }
  .lg\:flex-row { flex-direction: row; }
  .lg\:items-center { align-items: center; }
  .lg\:justify-between { justify-content: space-between; }
}