/* Colours and type from design/inlaut-design-v1/DESIGN_GUIDE.md. */
@font-face {
  font-family: Manrope;
  src: url("/fonts/manrope.woff2") format("woff2");
  font-weight: 200 800;
  font-display: swap;
}

:root {
  --paper: #F6F2E9;
  --surface: #E4DCCF;
  --ink: #182E30;
  --muted: #4A5C5E;
  --accent: #236B63;
  --line: #E4DCCF;
  --card: #FBF8F2;
  color-scheme: light dark;
}

@media (prefers-color-scheme: dark) {
  :root {
    --paper: #182E30;
    --surface: #243D3E;
    --ink: #F6F2E9;
    --muted: #B9C6C2;
    --accent: #9AC9BB;
    --line: #2F4A4B;
    --card: #1D3436;
  }
}

* { box-sizing: border-box; }

html { -webkit-text-size-adjust: 100%; }

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font: 400 18px/28px Manrope, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  -webkit-font-smoothing: antialiased;
}

a { color: inherit; text-underline-offset: 3px; }

.wrap { max-width: 860px; margin: 0 auto; padding: 0 24px; }

header.top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 28px;
  padding-bottom: 28px;
}

.wordmark { color: var(--ink); display: inline-flex; }

.symbol { color: var(--accent); display: block; margin-bottom: 28px; }

nav a { color: var(--muted); text-decoration: none; margin-left: 20px; font-size: 15px; }
nav a:hover { color: var(--ink); }

.hero { padding: 72px 0 56px; }

.hero h1 {
  font-size: clamp(34px, 6vw, 48px);
  line-height: 1.17;
  letter-spacing: -0.01em;
  margin: 0 0 22px;
  font-weight: 600;
}

.hero p.lead { font-size: 20px; color: var(--muted); max-width: 36em; margin: 0 0 32px; }

.caret {
  display: inline-block;
  width: 0.08em;
  height: 0.9em;
  margin-left: 0.06em;
  background: var(--accent);
  vertical-align: -0.08em;
  border-radius: 1px;
  animation: blink 1.1s steps(1) infinite;
}

@keyframes blink { 50% { opacity: 0; } }
@media (prefers-reduced-motion: reduce) { .caret { animation: none; } }

.actions { display: flex; flex-wrap: wrap; gap: 12px; align-items: center; }

.button {
  display: inline-block;
  padding: 12px 20px;
  border-radius: 999px;
  background: var(--accent);
  color: var(--paper);
  text-decoration: none;
  font-weight: 500;
  font-size: 16px;
}

.button.secondary { background: transparent; color: var(--ink); border: 1px solid var(--line); }
.button[aria-disabled="true"] { opacity: 0.55; cursor: default; }

.note { color: var(--muted); font-size: 14px; }

.features {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(230px, 1fr));
  gap: 16px;
  padding: 24px 0 64px;
}

.feature {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 18px;
  padding: 22px;
}

.feature h2 { font-size: 18px; font-weight: 600; margin: 0 0 6px; }
.feature p { margin: 0; color: var(--muted); font-size: 16px; line-height: 24px; }

section.how { padding: 8px 0 64px; }
section.how h2, .prose h1 { font-size: 28px; line-height: 36px; font-weight: 600; margin: 0 0 16px; }
section.how ol { padding-left: 1.2em; margin: 0; }
section.how li { margin: 6px 0; }

kbd {
  font: 600 14px/1 Manrope, -apple-system, sans-serif;
  border: 1px solid var(--line);
  border-bottom-width: 2px;
  border-radius: 6px;
  padding: 3px 7px;
  background: var(--card);
}

.prose { padding: 32px 0 64px; max-width: 42em; }
.prose h2 { font-size: 20px; margin: 32px 0 8px; }
.prose p, .prose li { color: var(--ink); }

footer {
  border-top: 1px solid var(--line);
  padding: 24px 0 40px;
  color: var(--muted);
  font-size: 14px;
}

footer .wrap { display: flex; flex-wrap: wrap; gap: 8px 20px; justify-content: space-between; }
footer a { color: var(--muted); text-decoration: none; margin-right: 16px; }
footer a:hover { color: var(--ink); }