:root {
  --bg: #f4f1e8;
  --surface: #fffdf8;
  --surface-strong: #f3ead5;
  --text: #1f2933;
  --muted: #51606d;
  --line: #d9cfba;
  --accent: #24564b;
  --accent-strong: #173a33;
  --accent-soft: #dcebe6;
  --warning: #8a5b00;
  --shadow: 0 18px 40px rgba(31, 41, 51, 0.09);
  --radius: 18px;
  --radius-sm: 10px;
  --max-width: 1120px;
  --font-heading: "Iowan Old Style", "Palatino Linotype", "Book Antiqua", Palatino, serif;
  --font-body: "Avenir Next", "Segoe UI", sans-serif;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: var(--font-body);
  background:
    radial-gradient(circle at top left, rgba(36, 86, 75, 0.08), transparent 28%),
    linear-gradient(180deg, #fbf8f0 0%, var(--bg) 100%);
  color: var(--text);
  line-height: 1.55;
}

a {
  color: var(--accent-strong);
}

img {
  max-width: 100%;
}

.site-shell {
  width: min(var(--max-width), calc(100% - 2rem));
  margin: 0 auto;
}

.topbar {
  padding: 1rem 0 0.6rem;
}

.topbar-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.85rem;
  text-decoration: none;
  color: var(--text);
}

.brand-mark {
  width: 2.6rem;
  height: 2.6rem;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--accent) 0%, #6a8e68 100%);
  color: white;
  display: grid;
  place-items: center;
  font-family: var(--font-heading);
  font-size: 1.15rem;
}

.brand-copy strong {
  display: block;
  font-size: 1rem;
}

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

.nav-links {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 0.9rem;
}

.nav-links a {
  text-decoration: none;
  padding: 0.5rem 0.8rem;
  border-radius: 999px;
}

.nav-links a:hover,
.nav-links a:focus-visible {
  background: rgba(36, 86, 75, 0.08);
  outline: none;
}

.hero {
  padding: 1.8rem 0 2rem;
}

.hero-grid,
.split-grid {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 1.4rem;
}

.hero-card,
.panel,
.card,
.review-note {
  background: var(--surface);
  border: 1px solid rgba(217, 207, 186, 0.85);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

.hero-copy,
.panel,
.card,
.review-note {
  padding: 1.5rem;
}

h1,
h2,
h3 {
  font-family: var(--font-heading);
  line-height: 1.1;
  margin: 0 0 0.8rem;
}

h1 {
  font-size: clamp(2.3rem, 6vw, 4.6rem);
}

h2 {
  font-size: clamp(1.7rem, 4vw, 2.4rem);
}

h3 {
  font-size: 1.25rem;
}

.lede {
  font-size: 1.08rem;
  color: var(--muted);
  max-width: 44rem;
}

.eyebrow,
.meta-line {
  color: var(--accent-strong);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-size: 0.82rem;
  font-weight: 700;
}

.hero-actions,
.cta-row,
.inline-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.9rem;
  margin-top: 1.2rem;
}

.button,
button,
.button-secondary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  min-height: 2.85rem;
  border-radius: 999px;
  border: 0;
  text-decoration: none;
  cursor: pointer;
  padding: 0.75rem 1.15rem;
  font: inherit;
  font-weight: 700;
}

.button,
button {
  color: white;
  background: var(--accent);
}

.button:hover,
button:hover,
.button:focus-visible,
button:focus-visible {
  background: var(--accent-strong);
  outline: 2px solid transparent;
}

.button-secondary {
  color: var(--accent-strong);
  background: transparent;
  border: 1px solid rgba(36, 86, 75, 0.2);
}

.metric-grid,
.card-grid,
.detail-grid,
.footer-grid,
.check-grid {
  display: grid;
  gap: 1rem;
}

.metric-grid,
.card-grid,
.check-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.detail-grid,
.footer-grid {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.metric {
  padding: 1rem;
  background: rgba(36, 86, 75, 0.05);
  border-radius: var(--radius-sm);
}

.metric strong {
  display: block;
  font-size: 1.55rem;
  font-family: var(--font-heading);
}

.stack {
  display: grid;
  gap: 1rem;
}

.tool-layout {
  display: grid;
  grid-template-columns: 1fr 340px;
  gap: 1.2rem;
  align-items: start;
}

.tool-form {
  display: grid;
  gap: 1rem;
}

.field-grid {
  display: grid;
  gap: 1rem;
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

label {
  display: grid;
  gap: 0.45rem;
  font-weight: 700;
}

input,
select,
textarea {
  width: 100%;
  border-radius: 0.9rem;
  border: 1px solid rgba(81, 96, 109, 0.24);
  padding: 0.8rem 0.9rem;
  font: inherit;
  background: white;
}

input:focus-visible,
select:focus-visible,
textarea:focus-visible {
  outline: 2px solid rgba(36, 86, 75, 0.4);
  outline-offset: 2px;
}

.help {
  margin: 0;
  color: var(--muted);
  font-size: 0.92rem;
}

.result-card {
  background: var(--surface-strong);
  border-radius: var(--radius-sm);
  padding: 1rem;
  display: grid;
  gap: 0.75rem;
}

.result-card strong {
  font-family: var(--font-heading);
  font-size: 2rem;
}

.summary-list,
.bullet-list,
.link-list {
  margin: 0;
  padding-left: 1.1rem;
}

.summary-list li,
.bullet-list li,
.link-list li {
  margin-bottom: 0.55rem;
}

.section {
  padding: 1rem 0 2rem;
}

.section-tight {
  padding: 0.3rem 0 1.3rem;
}

.badge {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  font-size: 0.84rem;
  color: var(--accent-strong);
  background: var(--accent-soft);
  border-radius: 999px;
  padding: 0.38rem 0.7rem;
}

.table-wrap {
  overflow-x: auto;
}

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

th,
td {
  text-align: left;
  padding: 0.85rem;
  border-bottom: 1px solid rgba(217, 207, 186, 0.9);
}

.site-footer {
  padding: 2rem 0 3rem;
  border-top: 1px solid rgba(217, 207, 186, 0.8);
  margin-top: 2rem;
}

.footer-note,
.microcopy {
  color: var(--muted);
  font-size: 0.92rem;
}

.callout {
  border-left: 4px solid var(--accent);
  padding: 1rem 1rem 1rem 1.2rem;
  background: rgba(36, 86, 75, 0.06);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
}

.warning {
  color: var(--warning);
}

.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

@media (max-width: 900px) {
  .hero-grid,
  .split-grid,
  .tool-layout,
  .metric-grid,
  .card-grid,
  .detail-grid,
  .footer-grid,
  .check-grid,
  .field-grid {
    grid-template-columns: 1fr;
  }

  .topbar-inner {
    align-items: flex-start;
    flex-direction: column;
  }

  .nav-links {
    justify-content: flex-start;
  }
}