:root {
  color-scheme: light;
  --color-bg: #f7f7f5;
  --color-surface: #ffffff;
  --color-border: #e2e0da;
  --color-text: #1c1c1a;
  --color-text-muted: #55534c;
  --color-accent: #2a5f4f;
  --color-accent-contrast: #ffffff;
  --font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica,
    Arial, sans-serif;
  --max-width: 46rem;
}

* {
  box-sizing: border-box;
}

html {
  font-size: 16px;
}

body {
  margin: 0;
  background: var(--color-bg);
  color: var(--color-text);
  font-family: var(--font-sans);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 1.5rem;
}

.skip-link {
  position: absolute;
  left: -999px;
  top: auto;
  width: 1px;
  height: 1px;
  overflow: hidden;
}

.skip-link:focus {
  position: fixed;
  left: 1rem;
  top: 1rem;
  width: auto;
  height: auto;
  padding: 0.5rem 1rem;
  background: var(--color-accent);
  color: var(--color-accent-contrast);
  border-radius: 0.25rem;
  z-index: 10;
}

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

:focus-visible {
  outline: 3px solid var(--color-accent);
  outline-offset: 2px;
}

.hero {
  padding: 3.5rem 0 2.5rem;
  border-bottom: 1px solid var(--color-border);
}

.eyebrow {
  margin: 0 0 0.5rem;
  font-size: 0.85rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--color-text-muted);
}

.hero h1 {
  margin: 0 0 0.75rem;
  font-size: clamp(1.75rem, 4vw, 2.5rem);
  line-height: 1.2;
}

.subtitle {
  margin: 0;
  font-size: 1.1rem;
  color: var(--color-text-muted);
  max-width: 38rem;
}

.section {
  padding: 2.25rem 0;
  border-bottom: 1px solid var(--color-border);
}

.section:last-of-type {
  border-bottom: none;
}

.section h2 {
  margin: 0 0 1rem;
  font-size: 1.3rem;
}

.flow {
  margin: 1.25rem 0 0;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.5rem 0.75rem;
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--color-text);
}

.flow .arrow {
  color: var(--color-text-muted);
  font-weight: 400;
}

.capabilities {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(15rem, 1fr));
  gap: 0.75rem;
}

.capabilities li {
  border: 1px solid var(--color-border);
  background: var(--color-surface);
  border-radius: 0.5rem;
  padding: 0.85rem 1rem;
}

.cap-name {
  display: block;
  font-weight: 600;
}

.cap-desc {
  display: block;
  margin-top: 0.15rem;
  font-size: 0.9rem;
  color: var(--color-text-muted);
}

.about-list {
  margin: 0;
  padding-left: 1.25rem;
}

.about-list li {
  margin-bottom: 0.4rem;
}

.links {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  align-items: flex-start;
}

.button {
  display: inline-block;
  padding: 0.65rem 1.25rem;
  border-radius: 0.4rem;
  border: 1px solid var(--color-accent);
  background: var(--color-accent);
  color: var(--color-accent-contrast);
  text-decoration: none;
  font-weight: 600;
}

.button:hover {
  opacity: 0.9;
}

.button-secondary {
  background: transparent;
  color: var(--color-accent);
}

.link-group {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
}

.link-note {
  margin: 0;
  font-size: 0.85rem;
  color: var(--color-text-muted);
}

.site-footer {
  padding: 2rem 0 3rem;
  color: var(--color-text-muted);
  font-size: 0.85rem;
}

.site-footer p {
  margin: 0;
}