/* keepingledger.com. Ledger's colours, Apple's system font, light and dark follow the device. No scripts. */

:root {
  color-scheme: light dark;
  --bg: #FFFFFF;
  --text: #13141C;
  --body: #313547;
  --muted: #5F647B;
  --rule: #E2E3EB;
  --accent: #2640BF;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #0C0D15;
    --text: #F0F1F6;
    --body: #C6C8D5;
    --muted: #9194A7;
    --rule: #272A38;
    --accent: #6C88F0;
  }
}

* { box-sizing: border-box; }

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

body {
  margin: 0;
  padding: clamp(32px, 7vw, 88px) clamp(24px, 6vw, 64px) clamp(48px, 8vw, 96px);
  background: var(--bg);
  color: var(--text);
  font-family: -apple-system, BlinkMacSystemFont, "SF Pro Text", "Helvetica Neue", Arial, sans-serif;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}

main {
  max-width: 600px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 36px;
}

p, ul, ol { margin: 0; }

a {
  color: var(--accent);
  text-decoration: underline;
  text-decoration-color: color-mix(in srgb, var(--accent) 40%, transparent);
  text-decoration-thickness: 1px;
  text-underline-offset: 3px;
}

a:hover { text-decoration-color: currentColor; }

a:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 4px;
  border-radius: 4px;
}

.brand {
  align-self: flex-start;
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: var(--text);
  text-decoration: none;
  font-size: 17px;
  font-weight: 700;
  letter-spacing: -0.01em;
}

.brand img { width: 32px; height: 32px; }

h1 {
  margin: 0;
  font-size: clamp(30px, 3vw + 14px, 38px);
  font-weight: 700;
  line-height: 1.1;
  letter-spacing: -0.025em;
}

h2 {
  margin: 0;
  font-size: 18px;
  font-weight: 700;
  letter-spacing: -0.01em;
}

.page-header { display: flex; flex-direction: column; gap: 10px; }

.page-header .brand { margin-bottom: 18px; }

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

.lede { margin-top: 8px; font-size: 18px; line-height: 1.55; color: var(--body); }

section { display: flex; flex-direction: column; gap: 10px; }

section p,
section ul,
section ol {
  font-size: 16px;
  line-height: 1.6;
  color: var(--body);
}

section ul,
section ol { padding-left: 1.3em; display: flex; flex-direction: column; gap: 6px; }

.qa { display: flex; flex-direction: column; gap: 4px; }

.qa h3 { margin: 0; font-size: 16px; font-weight: 600; color: var(--text); }

.faq { display: flex; flex-direction: column; gap: 18px; }

.email { font-size: 18px; font-weight: 600; }

.site-footer {
  border-top: 1px solid var(--rule);
  padding-top: 20px;
  font-size: 13px;
  line-height: 1.6;
  color: var(--muted);
}

.site-footer a { color: var(--muted); }

/* Temporary home */

.home { gap: 28px; }

.home .icon { width: 72px; height: 72px; }

.home .intro { display: flex; flex-direction: column; gap: 10px; }

.home .intro p { font-size: 19px; line-height: 1.45; color: var(--body); }

.home .intro .status { font-size: 15px; color: var(--muted); }

.home nav { display: flex; gap: 20px; font-size: 16px; font-weight: 500; }