:root {
  --color-primary: #1B3A6B;
  --color-accent: #C9922A;
  --color-bg-light: #E8EFF8;
  --color-bg-warm: #FDF3E3;
  --color-text: #333333;
  --color-text-secondary: #5A5A5A;
  --color-white: #FFFFFF;
  --font-primary: "Inter", Arial, sans-serif;
  --space-xs: 0.5rem;
  --space-sm: 0.75rem;
  --space-md: 1rem;
  --space-lg: 1.5rem;
  --space-xl: 2.5rem;
  --space-2xl: 4rem;
  --radius-md: 0.75rem;
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  padding: 0;
}

body {
  font-family: var(--font-primary);
  font-size: 16px;
  line-height: 1.6;
  color: var(--color-text);
  background: var(--color-white);
}

h1,
h2,
h3 {
  margin: 0 0 var(--space-md);
  font-weight: 700;
  letter-spacing: -0.01em;
  color: var(--color-primary);
  line-height: 1.2;
}

h1 {
  font-size: clamp(3rem, 6vw, 3.5rem);
}

h2 {
  font-size: clamp(2.25rem, 4vw, 2.5rem);
}

h3 {
  font-size: clamp(1.5rem, 2.8vw, 1.75rem);
}

p {
  margin: 0 0 var(--space-md);
}

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

a:hover,
a:focus-visible {
  color: var(--color-accent);
}

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

.container {
  width: min(1120px, 92vw);
  margin: 0 auto;
}

.skip-link {
  position: absolute;
  left: -999px;
  top: 0;
  padding: var(--space-sm) var(--space-md);
  background: var(--color-primary);
  color: var(--color-white);
}

.skip-link:focus {
  left: var(--space-md);
  top: var(--space-md);
  z-index: 100;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  background: var(--color-white);
  border-bottom: 1px solid var(--color-bg-light);
}

.nav-shell {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-lg);
  padding: 1rem 0;
}

.wordmark {
  font-size: 1.6rem;
  font-weight: 700;
  color: var(--color-primary);
  min-width: 120px;
}

.main-nav ul {
  display: flex;
  gap: var(--space-lg);
  list-style: none;
  padding: 0;
}

.main-nav a {
  font-weight: 700;
  color: var(--color-primary);
}

.main-nav a[aria-current="page"] {
  color: var(--color-accent);
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-xs);
  font-weight: 700;
  padding: 0.72rem 1.2rem;
  border-radius: 999px;
  border: 2px solid transparent;
  transition: transform 0.2s ease;
}

.btn:hover,
.btn:focus-visible {
  transform: translateY(-2px);
}

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

.btn-primary:hover,
.btn-primary:focus-visible {
  color: var(--color-white);
  background: var(--color-accent);
}

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

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

.btn-accent:hover,
.btn-accent:focus-visible {
  background: var(--color-primary);
  color: var(--color-white);
}

.section {
  padding: var(--space-2xl) 0;
}

.section-light {
  background: var(--color-bg-light);
}

.section-warm {
  background: var(--color-bg-warm);
}

.section-hero {
  padding: 5rem 0 4rem;
  background:
    linear-gradient(135deg, var(--color-bg-light), var(--color-white)),
    repeating-linear-gradient(
      45deg,
      var(--color-bg-light),
      var(--color-bg-light) 10px,
      var(--color-white) 10px,
      var(--color-white) 20px
    );
}

.hero-shell {
  display: grid;
  gap: var(--space-xl);
  grid-template-columns: 1.1fr 0.9fr;
  align-items: center;
}

.hero-panel {
  background: var(--color-primary);
  color: var(--color-white);
  border-radius: var(--radius-md);
  padding: var(--space-xl);
}

.hero-panel h2,
.hero-panel p {
  color: var(--color-white);
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-md);
  margin-top: var(--space-lg);
}

.lead {
  font-size: 1.15rem;
  color: var(--color-text-secondary);
  max-width: 56ch;
}

.social-proof {
  margin-top: var(--space-lg);
  padding: var(--space-md) var(--space-lg);
  background: var(--color-primary);
  color: var(--color-white);
  border-radius: var(--radius-md);
  font-weight: 700;
}

.card-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: var(--space-lg);
}

.card {
  background: var(--color-white);
  border: 2px solid var(--color-bg-light);
  border-radius: var(--radius-md);
  padding: var(--space-lg);
}

.card h3 {
  margin-bottom: var(--space-sm);
}

.split-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: var(--space-lg);
}

.callout {
  border-radius: var(--radius-md);
  padding: var(--space-lg);
  border: 2px solid var(--color-accent);
  background: var(--color-white);
}

.process-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: var(--space-lg);
}

.process-step {
  background: var(--color-white);
  border: 1px solid var(--color-bg-light);
  border-radius: var(--radius-md);
  padding: var(--space-lg);
}

.step-badge {
  display: inline-flex;
  width: 2rem;
  height: 2rem;
  align-items: center;
  justify-content: center;
  border-radius: 999px;
  background: var(--color-primary);
  color: var(--color-white);
  font-weight: 700;
  margin-bottom: var(--space-sm);
}

.step-name {
  color: var(--color-accent);
  margin-bottom: var(--space-sm);
}

.list-clean {
  list-style: none;
  padding: 0;
  margin: 0;
}

.list-clean li {
  margin-bottom: var(--space-sm);
}

.icon-row {
  display: inline-flex;
  align-items: center;
  gap: var(--space-sm);
}

.icon-row svg {
  width: 1.2rem;
  height: 1.2rem;
  stroke: var(--color-primary);
}

.article-list {
  display: grid;
  gap: var(--space-lg);
}

.article-card {
  padding: var(--space-lg);
  border-radius: var(--radius-md);
  background: var(--color-white);
  border: 1px solid var(--color-bg-light);
}

.article-content {
  max-width: 70ch;
}

.article-content p,
.article-content ul {
  margin-bottom: var(--space-md);
}

.article-meta {
  color: var(--color-text-secondary);
  font-size: 0.9rem;
  margin-bottom: var(--space-sm);
}

.tag-list {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-sm);
  list-style: none;
  padding: 0;
  margin: var(--space-md) 0 0;
}

.tag-list li {
  background: var(--color-bg-light);
  color: var(--color-primary);
  border-radius: 999px;
  padding: 0.2rem 0.7rem;
  font-size: 0.9rem;
}

.form-shell {
  background: var(--color-white);
  border-radius: var(--radius-md);
  border: 1px solid var(--color-bg-light);
  padding: var(--space-xl);
}

.form-grid {
  display: grid;
  gap: var(--space-md);
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.form-field {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}

.form-field.full {
  grid-column: 1 / -1;
}

label {
  font-weight: 700;
  color: var(--color-primary);
}

input,
select,
textarea {
  font: inherit;
  font-size: 1rem;
  color: var(--color-text);
  border: 1px solid var(--color-primary);
  border-radius: 0.5rem;
  padding: 0.75rem;
  background: var(--color-white);
}

textarea {
  min-height: 150px;
  resize: vertical;
}

.hint {
  color: var(--color-text-secondary);
  font-size: 0.9rem;
}

.site-footer {
  background: var(--color-primary);
  color: var(--color-white);
  padding: var(--space-2xl) 0 var(--space-lg);
}

.site-footer h2,
.site-footer a,
.site-footer p,
.site-footer li {
  color: var(--color-white);
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1fr;
  gap: var(--space-lg);
}

.footer-wordmark {
  color: var(--color-white);
}

.site-footer ul {
  list-style: none;
  padding: 0;
}

.footer-base {
  margin-top: var(--space-lg);
  border-top: 1px solid var(--color-bg-light);
  padding-top: var(--space-md);
}

.page-hero {
  padding: 4rem 0 2rem;
  background: linear-gradient(135deg, var(--color-bg-light), var(--color-white));
}

.page-hero h1 {
  max-width: 15ch;
}

.page-hero p {
  max-width: 64ch;
}

.inline-note {
  font-size: 0.9rem;
  color: var(--color-text-secondary);
}

.hidden-field {
  position: absolute;
  left: -9999px;
}

.not-list {
  background: var(--color-bg-warm);
  border-radius: var(--radius-md);
  padding: var(--space-lg);
}

@media (max-width: 980px) {
  .nav-shell {
    flex-wrap: wrap;
  }

  .main-nav {
    width: 100%;
    order: 3;
  }

  .main-nav ul {
    flex-wrap: wrap;
    gap: var(--space-md);
  }

  .hero-shell,
  .card-grid,
  .split-grid,
  .process-grid,
  .footer-grid {
    grid-template-columns: 1fr;
  }

  .form-grid {
    grid-template-columns: 1fr;
  }

  .page-hero h1 {
    max-width: none;
  }
}