:root {
  --sand: #f3eadf;
  --paper: #fff8ef;
  --ink: #19323c;
  --muted: #5c6f75;
  --teal: #0c6b72;
  --gold: #b57c2a;
  --berry: #7c3f58;
  --line: rgba(25, 50, 60, 0.14);
  --shadow: 0 24px 64px rgba(25, 50, 60, 0.12);
  --font-head: "Iowan Old Style", "Palatino Linotype", "Book Antiqua", Georgia, serif;
  --font-body: "Avenir Next", "Segoe UI", Helvetica, Arial, sans-serif;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: var(--font-body);
  color: var(--ink);
  background:
    radial-gradient(circle at top left, rgba(181, 124, 42, 0.18), transparent 26rem),
    radial-gradient(circle at top right, rgba(12, 107, 114, 0.16), transparent 20rem),
    linear-gradient(180deg, #f8f1e7 0%, #f5efe8 34%, #eef2ef 100%);
  min-height: 100vh;
}

.page-shell {
  width: min(1160px, calc(100vw - 2rem));
  margin: 0 auto;
  padding: 1.5rem 0 4rem;
}

.topbar {
  display: grid;
  gap: 1.25rem;
  align-items: end;
  margin-bottom: 2rem;
}

.eyebrow,
.topic-category,
.kpi-label {
  text-transform: uppercase;
  letter-spacing: 0.14em;
  font-size: 0.75rem;
  color: var(--berry);
  margin: 0 0 0.5rem;
}

h1,
h2,
h3 {
  font-family: var(--font-head);
  margin: 0 0 0.5rem;
}

h1 {
  font-size: clamp(2.4rem, 5vw, 4rem);
  line-height: 0.95;
  max-width: 12ch;
}

h2 {
  font-size: clamp(1.4rem, 3vw, 2rem);
}

p,
li,
td,
th {
  line-height: 1.6;
}

.subtitle {
  color: var(--muted);
  max-width: 48rem;
  margin: 0;
}

.nav-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
}

.nav-link,
.button,
.button-secondary,
.text-link {
  text-decoration: none;
}

button,
input,
select,
textarea {
  font: inherit;
}

.nav-link {
  padding: 0.7rem 1rem;
  border: 1px solid var(--line);
  border-radius: 999px;
  color: var(--ink);
  background: rgba(255, 255, 255, 0.72);
}

.nav-link.is-active,
.button {
  background: var(--ink);
  color: white;
  border-color: var(--ink);
}

.hero,
.card,
.kpi,
.topic-card {
  background: rgba(255, 255, 255, 0.82);
  backdrop-filter: blur(8px);
  border: 1px solid var(--line);
  box-shadow: var(--shadow);
}

.hero,
.card {
  border-radius: 1.6rem;
  padding: 1.4rem;
  margin-bottom: 1rem;
}

.inset-card {
  margin-bottom: 1rem;
  box-shadow: none;
}

.cta-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.85rem;
  margin-top: 1rem;
}

.button,
.button-secondary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.9rem 1.2rem;
  border-radius: 999px;
  font-weight: 600;
  cursor: pointer;
}

.button-secondary {
  border: 1px solid var(--line);
  color: var(--ink);
  background: transparent;
}

.card-grid,
.topic-grid,
.kpi-grid {
  display: grid;
  gap: 1rem;
  margin-bottom: 1rem;
}

.card-grid,
.topic-grid {
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
}

.kpi-grid {
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
}

.kpi {
  border-radius: 1.1rem;
  padding: 1rem;
}

.kpi strong {
  display: block;
  font-size: 1.35rem;
  font-family: var(--font-head);
}

.topic-card {
  border-radius: 1.2rem;
  padding: 1rem;
}

.markdown-card {
  padding: 1rem;
  border-radius: 1rem;
  background: rgba(12, 107, 114, 0.08);
}

.data-table {
  width: 100%;
  border-collapse: collapse;
}

.data-table th,
.data-table td {
  text-align: left;
  padding: 0.8rem 0.6rem;
  border-bottom: 1px solid var(--line);
}

.site-footer {
  margin-top: 1.75rem;
  padding: 1rem 0;
  border-top: 1px solid var(--line);
}

.footer-links {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  margin-bottom: 0.35rem;
}

.footer-meta {
  margin: 0;
  color: var(--muted);
  font-size: 0.95rem;
}

.empty-state {
  padding: 1rem;
  border-radius: 1rem;
  background: rgba(12, 107, 114, 0.08);
  color: var(--ink);
}

.stack-form {
  display: grid;
  gap: 0.9rem;
}

.button-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
}

.inline-form {
  display: inline-flex;
  margin: 0 0.75rem 0.75rem 0;
}

.split-fields {
  display: grid;
  gap: 0.9rem;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
}

.form-field {
  display: grid;
  gap: 0.35rem;
}

.form-field span {
  font-size: 0.9rem;
  color: var(--muted);
}

.checkbox-field {
  display: flex;
  align-items: center;
  gap: 0.55rem;
}

.form-field input,
.form-field select,
.form-field textarea {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: 0.9rem;
  padding: 0.8rem 0.9rem;
  background: rgba(255, 255, 255, 0.92);
  color: var(--ink);
}

ul {
  margin: 0;
  padding-left: 1.2rem;
}

code {
  background: rgba(25, 50, 60, 0.08);
  padding: 0.08rem 0.28rem;
  border-radius: 0.35rem;
}

.text-link {
  color: var(--teal);
  font-weight: 600;
}

@media (max-width: 720px) {
  .page-shell {
    width: min(100vw - 1rem, 1160px);
  }

  .hero,
  .card {
    padding: 1.1rem;
  }
}