:root {
  --ev-ink-black: #0d1b2a;
  --ev-prussian-blue: #1b263b;
  --ev-dusk-blue: #415a77;
  --ev-dusty-denim: #778da9;
  --ev-alabaster: #e0e1dd;
  --ev-olive-leaf: #45580e;
  --ev-dark-khaki: #513f15;

  --ev-font-body: "Inter", Arial, Helvetica, sans-serif;
  --ev-font-heading: Arial, Helvetica, sans-serif;
  --ev-font-mono: "JetBrains Mono", "SFMono-Regular", Consolas, monospace;

  --ev-space-1: 4px;
  --ev-space-2: 8px;
  --ev-space-3: 12px;
  --ev-space-4: 16px;
  --ev-space-6: 24px;
  --ev-space-8: 32px;
  --ev-space-12: 48px;
  --ev-space-16: 64px;

  --ev-text-sm: 0.875rem;
  --ev-text-base: 1rem;
  --ev-text-lg: 1.125rem;
  --ev-text-xl: 1.5rem;
  --ev-text-2xl: 2rem;
  --ev-text-hero: clamp(2rem, 4vw, 3.5rem);

  --ev-content-width: 1120px;
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: var(--ev-font-body);
  color: var(--ev-ink-black);
  background: var(--ev-ink-black);
  line-height: 1.6;
}

a {
  color: inherit;
  text-decoration: none;
}

.container {
  width: min(100% - 2rem, var(--ev-content-width));
  margin-inline: auto;
}

.eyebrow {
  letter-spacing: 0.1em;
  text-transform: uppercase;
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--ev-olive-leaf);
}

.heading-hero {
  margin: 0;
  font-family: var(--ev-font-heading);
  font-weight: 700;
  font-size: var(--ev-text-hero);
  letter-spacing: -0.02em;
  line-height: 1.1;
}

.heading-section {
  margin: 0 0 var(--ev-space-2);
  font-family: var(--ev-font-heading);
  font-size: var(--ev-text-xl);
  font-weight: 700;
  letter-spacing: 0.01em;
}

.muted {
  color: var(--ev-dusk-blue);
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  min-height: 44px;
  padding: 0.7rem 1.1rem;
  border: 1px solid transparent;
  font-weight: 600;
  font-size: var(--ev-text-sm);
  cursor: pointer;
  transition: opacity 0.15s ease, background-color 0.15s ease, color 0.15s ease;
}

.btn:focus-visible,
.link-cta:focus-visible,
.nav-link:focus-visible {
  outline: 2px solid var(--ev-olive-leaf);
  outline-offset: 2px;
}

.btn-primary {
  background: var(--ev-olive-leaf);
  color: #ffffff;
}

.btn-secondary {
  background: var(--ev-ink-black);
  color: #ffffff;
}

.btn-outline {
  border-color: var(--ev-ink-black);
  color: var(--ev-ink-black);
  background: transparent;
}

.btn:hover {
  opacity: 0.92;
}

.site-header {
  border-bottom: 1px solid var(--ev-alabaster);
  position: sticky;
  top: 0;
  z-index: 50;
  background: var(--ev-alabaster);
}

.header-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 72px;
  gap: var(--ev-space-4);
}

.wordmark {
  width: 150px;
  height: auto;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: var(--ev-space-6);
}

.nav-link {
  font-size: var(--ev-text-sm);
  color: var(--ev-dusk-blue);
}

.hero {
  padding: var(--ev-space-16) 0 var(--ev-space-12);
  min-height: calc(100vh - 72px);
  display: flex;
  align-items: center;
  border-bottom: 1px solid var(--ev-alabaster);
  background: #ffffff;
}

.hero p {
  max-width: 68ch;
}

.hero-actions {
  margin-top: var(--ev-space-6);
  display: flex;
  flex-wrap: wrap;
  gap: var(--ev-space-3);
}

.section {
  padding: var(--ev-space-12) 0;
  border-bottom: 1px solid var(--ev-alabaster);
}

.cards {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: var(--ev-space-4);
  margin-top: var(--ev-space-6);
}

.card {
  border: 1px solid var(--ev-alabaster);
  padding: var(--ev-space-6);
  background: #ffffff;
}

.card h3 {
  margin: 0;
  font-size: var(--ev-text-lg);
}

.metrics {
  margin-top: var(--ev-space-6);
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 1px;
  background: var(--ev-alabaster);
}

.metric {
  background: #ffffff;
  padding: var(--ev-space-6);
  text-align: center;
}

.metric-value {
  margin: 0;
  font-family: var(--ev-font-mono);
  font-size: 1.8rem;
  font-weight: 600;
  line-height: 1.1;
}

.metric-label {
  margin-top: var(--ev-space-2);
  font-size: 0.78rem;
  color: var(--ev-dusk-blue);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.site-footer {
  background: var(--ev-ink-black);
  color: var(--ev-alabaster);
  padding: var(--ev-space-12) 0;
}

.footer-grid {
  display: flex;
  justify-content: space-between;
  gap: var(--ev-space-6);
  flex-wrap: wrap;
}

.link-cta {
  color: var(--ev-olive-leaf);
  text-decoration: underline;
  text-underline-offset: 3px;
}

@media (max-width: 900px) {
  .cards {
    grid-template-columns: 1fr;
  }

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

  .nav-links {
    display: none;
  }
}