:root {
  --ink:        #1a2434;
  --ink-soft:   #2a364b;
  --primary:    #1a2e4a;
  --primary-2:  #2b4871;
  --accent:     #b47a3c;
  --accent-2:   #d4a574;
  --paper:      #faf8f3;
  --paper-2:    #f1ece0;
  --rule:       #d9d2bf;
  --card:       #ffffff;
  --muted:      #6c7280;

  --font-serif: 'Fraunces', Georgia, 'Times New Roman', serif;
  --font-sans:  'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;

  --maxw: 1100px;
  --maxw-prose: 720px;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  font-family: var(--font-sans);
  background: var(--paper);
  color: var(--ink);
  margin: 0;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

a { color: var(--primary-2); text-decoration: none; }
a:hover { text-decoration: underline; }

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

/* ---------- Header ---------- */

.header {
  position: sticky;
  top: 0;
  background: rgba(250, 248, 243, 0.92);
  backdrop-filter: saturate(180%) blur(8px);
  -webkit-backdrop-filter: saturate(180%) blur(8px);
  border-bottom: 1px solid var(--rule);
  z-index: 1000;
}

.header .container {
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 0 1.25rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  height: 72px;
}

.brand {
  display: flex;
  align-items: center;
  gap: .7rem;
  color: var(--ink);
  text-decoration: none;
}
.brand:hover { text-decoration: none; }

.brand-mark {
  display: inline-flex;
  width: 36px;
  height: 36px;
  flex: 0 0 36px;
}

.brand-text {
  display: flex;
  flex-direction: column;
  line-height: 1.05;
}

.brand-name {
  font-family: var(--font-serif);
  font-weight: 700;
  font-size: 1.45rem;
  letter-spacing: 0.5px;
  color: var(--primary);
}

.brand-tag {
  font-family: var(--font-serif);
  font-style: italic;
  font-size: 0.82rem;
  color: var(--muted);
}

nav ul { list-style: none; padding: 0; margin: 0; }

.nav-links {
  display: flex;
  gap: 0.25rem;
}

.nav-links li a {
  display: inline-block;
  color: var(--ink-soft);
  font-weight: 500;
  font-size: 0.95rem;
  padding: 0.5rem 0.75rem;
  border-radius: 6px;
}

.nav-links li a:hover {
  background: var(--paper-2);
  color: var(--primary);
  text-decoration: none;
}

.nav-links li a.active {
  color: var(--primary);
  background: var(--paper-2);
}

.hamburger {
  display: none;
  background: none;
  border: 0;
  padding: 0.5rem;
  cursor: pointer;
}

.bar {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--primary);
  margin: 5px 0;
  transition: transform .2s ease, opacity .2s ease;
}

/* ---------- Main / page structure ---------- */

main {
  padding: 2.5rem 1.25rem 4rem;
  max-width: var(--maxw);
  margin: 0 auto;
  min-height: calc(100vh - 72px - 160px);
}

.page-intro {
  max-width: var(--maxw-prose);
  margin: 0 auto 2rem;
}

.page-title {
  font-family: var(--font-serif);
  font-weight: 700;
  font-size: clamp(2rem, 1.2rem + 2.2vw, 2.75rem);
  line-height: 1.15;
  color: var(--primary);
  margin: 0 0 0.5rem;
}

.page-subtitle {
  font-family: var(--font-serif);
  font-style: italic;
  font-size: 1.15rem;
  color: var(--muted);
  margin: 0 0 1.25rem;
}

.prose {
  max-width: var(--maxw-prose);
  margin: 0 auto;
  font-size: 1.05rem;
}

.prose h2 {
  font-family: var(--font-serif);
  color: var(--primary);
  font-size: 1.55rem;
  margin-top: 2.25rem;
  margin-bottom: 0.5rem;
  line-height: 1.2;
}

.prose h3 {
  font-family: var(--font-serif);
  color: var(--primary-2);
  font-size: 1.2rem;
  margin-top: 1.5rem;
  margin-bottom: 0.25rem;
}

.prose p { margin: 0.75rem 0; }

.prose ul, .prose ol { padding-left: 1.25rem; }
.prose li { margin: 0.35rem 0; }

.prose blockquote {
  margin: 1.25rem 0;
  padding: 0.5rem 1rem;
  border-left: 3px solid var(--accent);
  color: var(--ink-soft);
  font-style: italic;
  background: var(--paper-2);
  border-radius: 0 6px 6px 0;
}

.prose code {
  background: var(--paper-2);
  padding: 0.1rem 0.35rem;
  border-radius: 4px;
  font-size: 0.95em;
}

/* ---------- Hero ---------- */

.hero {
  display: grid;
  grid-template-columns: 1.15fr 1fr;
  gap: 2rem;
  align-items: center;
  padding: 2rem 0 3rem;
  border-bottom: 1px solid var(--rule);
  margin-bottom: 2.5rem;
}

.hero-title {
  font-family: var(--font-serif);
  font-weight: 700;
  font-size: clamp(2.1rem, 1rem + 3.5vw, 3.4rem);
  line-height: 1.08;
  color: var(--primary);
  margin: 0 0 0.75rem;
  letter-spacing: -0.5px;
}

.hero-lede {
  font-size: 1.15rem;
  color: var(--ink-soft);
  margin: 0 0 1rem;
}

.hero-sub {
  color: var(--muted);
  font-family: var(--font-serif);
  font-style: italic;
  margin: 0 0 1.5rem;
}

.hero-image {
  position: relative;
}

.hero-image img {
  width: 100%;
  border-radius: 12px;
  box-shadow: 0 10px 40px rgba(26, 46, 74, 0.18);
}

.hero-image .caption {
  font-size: 0.85rem;
  color: var(--muted);
  text-align: center;
  margin-top: 0.5rem;
  font-style: italic;
}

.button-group {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-top: 1rem;
}

.btn {
  display: inline-block;
  padding: 0.7rem 1.2rem;
  border-radius: 8px;
  font-weight: 600;
  font-size: 0.98rem;
  text-decoration: none;
  border: 1px solid transparent;
  transition: transform .12s ease, box-shadow .2s ease, background .2s ease;
}

.btn-primary { background: var(--primary); color: #fff; }
.btn-primary:hover { background: var(--primary-2); text-decoration: none; }

.btn-accent { background: var(--accent); color: #fff; }
.btn-accent:hover { background: #a0692f; text-decoration: none; }

.btn-ghost {
  background: transparent;
  color: var(--primary);
  border-color: var(--primary);
}
.btn-ghost:hover { background: var(--primary); color: #fff; text-decoration: none; }

/* ---------- Cards / tiles ---------- */

.tiles {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 1.25rem;
  margin: 2rem 0;
}

.tile {
  background: var(--card);
  border: 1px solid var(--rule);
  border-radius: 10px;
  padding: 1.25rem 1.25rem 1rem;
  display: flex;
  flex-direction: column;
  transition: transform .15s ease, box-shadow .2s ease;
}

.tile:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(26, 46, 74, 0.10);
}

.tile h3 {
  font-family: var(--font-serif);
  color: var(--primary);
  margin: 0 0 0.4rem;
  font-size: 1.2rem;
}

.tile p { margin: 0 0 0.75rem; color: var(--ink-soft); }

.tile-link {
  margin-top: auto;
  font-weight: 600;
  font-size: 0.95rem;
  color: var(--primary-2);
}

/* ---------- Feature / split blocks ---------- */

.split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2rem;
  align-items: center;
  margin: 2.5rem 0;
}

.split.reverse { direction: rtl; }
.split.reverse > * { direction: ltr; }

.split img {
  border-radius: 10px;
  box-shadow: 0 6px 24px rgba(26, 46, 74, 0.15);
}

.split .caption {
  font-size: 0.85rem;
  color: var(--muted);
  font-style: italic;
  margin-top: 0.5rem;
}

.split h2 {
  font-family: var(--font-serif);
  color: var(--primary);
  font-size: 1.7rem;
  margin: 0 0 0.5rem;
}

/* ---------- Tables ---------- */

.table-wrap { overflow-x: auto; margin: 1.25rem 0; }

table.data {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.95rem;
  background: var(--card);
  border-radius: 8px;
  overflow: hidden;
  box-shadow: 0 1px 3px rgba(0,0,0,.05);
}

table.data th, table.data td {
  padding: 0.6rem 0.75rem;
  text-align: left;
  border-bottom: 1px solid var(--rule);
}

table.data th {
  background: var(--paper-2);
  color: var(--primary);
  font-weight: 600;
}

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

/* ---------- Callouts ---------- */

.callout {
  background: var(--paper-2);
  border-left: 4px solid var(--accent);
  padding: 1rem 1.25rem;
  border-radius: 6px;
  margin: 1.5rem 0;
}

.callout.note { border-left-color: var(--primary-2); }

.callout h3 {
  margin: 0 0 0.35rem;
  font-family: var(--font-serif);
  color: var(--primary);
  font-size: 1.1rem;
}

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

/* ---------- Footer ---------- */

footer {
  background: var(--primary);
  color: #e9e4d6;
  text-align: center;
  padding: 2rem 1rem;
  margin-top: 3rem;
  font-size: 0.92rem;
}

footer a { color: var(--accent-2); }

.footer-inner { max-width: var(--maxw); margin: 0 auto; }
.footer-title {
  font-family: var(--font-serif);
  font-size: 1.1rem;
  color: #fff;
  margin: 0 0 0.5rem;
}
footer p { margin: 0.25rem 0; }

/* ---------- Pull-quote & dividers ---------- */

.pullquote {
  font-family: var(--font-serif);
  font-style: italic;
  font-size: 1.25rem;
  color: var(--primary);
  text-align: center;
  padding: 1.5rem 1rem;
  margin: 2rem auto;
  max-width: 700px;
  border-top: 1px solid var(--rule);
  border-bottom: 1px solid var(--rule);
}

hr {
  border: 0;
  border-top: 1px solid var(--rule);
  margin: 2.5rem 0;
}

/* ---------- Read-page path stacks ---------- */

.path-section {
  background: var(--card);
  border: 1px solid var(--rule);
  border-radius: 12px;
  padding: 1.5rem 1.5rem 1rem;
  margin-bottom: 1.5rem;
}

.path-section h2 {
  margin-top: 0;
  display: flex;
  align-items: baseline;
  gap: 0.6rem;
}

.path-badge {
  display: inline-block;
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 1px;
  text-transform: uppercase;
  color: var(--accent);
  padding: 0.15rem 0.5rem;
  border: 1px solid var(--accent);
  border-radius: 4px;
}

.path-steps {
  list-style: none;
  padding: 0;
  margin: 1rem 0 0;
  counter-reset: step;
}

.path-steps li {
  position: relative;
  padding: 0.75rem 0 0.75rem 2.5rem;
  border-top: 1px solid var(--rule);
  counter-increment: step;
}

.path-steps li::before {
  content: counter(step);
  position: absolute;
  left: 0;
  top: 0.95rem;
  width: 1.75rem;
  height: 1.75rem;
  border-radius: 50%;
  background: var(--paper-2);
  color: var(--primary);
  font-weight: 700;
  font-family: var(--font-serif);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 0.9rem;
}

.path-steps li h4 {
  margin: 0 0 0.25rem;
  font-family: var(--font-serif);
  font-size: 1.05rem;
  color: var(--primary);
}

.path-steps li p {
  margin: 0;
  color: var(--ink-soft);
  font-size: 0.95rem;
}

.path-steps a { color: inherit; }
.path-steps a:hover { color: var(--primary-2); }

/* ---------- Stat row ---------- */

.stats {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
  gap: 1rem;
  margin: 2rem 0;
}

.stat {
  background: var(--card);
  border: 1px solid var(--rule);
  border-radius: 10px;
  padding: 1.25rem 1rem;
  text-align: center;
}

.stat-value {
  font-family: var(--font-serif);
  font-weight: 700;
  font-size: 1.9rem;
  color: var(--primary);
  line-height: 1.1;
}

.stat-label {
  font-size: 0.88rem;
  color: var(--muted);
  margin-top: 0.35rem;
}

/* ---------- Responsive ---------- */

@media (max-width: 900px) {
  .hero { grid-template-columns: 1fr; }
  .split { grid-template-columns: 1fr; }
  .hero-image { order: -1; max-width: 520px; margin: 0 auto; }

  .hamburger { display: block; }

  #nav-menu {
    display: none;
    position: absolute;
    right: 0;
    top: 72px;
    left: 0;
    background: var(--paper);
    border-bottom: 1px solid var(--rule);
    box-shadow: 0 8px 24px rgba(0,0,0,0.08);
  }
  #nav-menu.open { display: block; }
  .nav-links {
    flex-direction: column;
    padding: 0.5rem 1rem 1rem;
    gap: 0;
  }
  .nav-links li a {
    display: block;
    padding: 0.75rem 0.5rem;
    border-bottom: 1px solid var(--rule);
  }
  .nav-links li:last-child a { border-bottom: 0; }

  .hamburger.open .bar:nth-child(1) { transform: translateY(7px) rotate(45deg); }
  .hamburger.open .bar:nth-child(2) { opacity: 0; }
  .hamburger.open .bar:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

  .brand-tag { display: none; }
}

@media (max-width: 480px) {
  .header .container { height: 64px; padding: 0 1rem; }
  #nav-menu { top: 64px; }
  .brand-name { font-size: 1.25rem; }
  main { padding: 1.75rem 1rem 3rem; }
  .hero-title { letter-spacing: 0; }
}