/* Colours mirror fe/app/src/theme/palettes.ts: blackBlue (dark) and light. */
:root {
  color-scheme: dark light;
  --paper: #0c0d10;
  --card: #16181d;
  --ink: #f2f3f4;
  --muted: #8b8f99;
  --line: #262930;
  --accent: #4fa8ff;
  --accent-ink: #06192e;
  --yellow: #ffd23f;
  --yellow-ink: #2b2100;

  --display: 'Archivo', system-ui, sans-serif;
  --body: 'Archivo', system-ui, sans-serif;
  --mono: 'IBM Plex Mono', ui-monospace, monospace;
}

@media (prefers-color-scheme: light) {
  :root {
    --paper: #f7f7f2;
    --card: #ffffff;
    --ink: #15170f;
    --muted: #5a6150;
    --line: #e1e2d7;
    --accent: #1e8a4c;
    --accent-ink: #ffffff;
  }
}

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

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

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font: 400 17px/1.65 var(--body);
  -webkit-font-smoothing: antialiased;
}

a {
  color: var(--accent);
  text-underline-offset: 3px;
}

a:hover {
  text-decoration-thickness: 2px;
}

:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 3px;
  border-radius: 4px;
}

.wrap {
  width: 100%;
  max-width: 760px;
  margin: 0 auto;
  padding: 0 16px;
}

/* Header */

.site-header {
  border-bottom: 1px solid var(--line);
}

.site-header .wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  min-height: 68px;
  flex-wrap: wrap;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: var(--ink);
  text-decoration: none;
}

.tag-mark {
  display: inline-grid;
  place-items: center;
  width: 30px;
  height: 30px;
  border-radius: 6px;
  background: var(--yellow);
  color: var(--yellow-ink);
  font: 700 16px/1 var(--mono);
  transform: rotate(-6deg);
}

.wordmark {
  font: 900 26px/1 var(--display);
  letter-spacing: -0.04em;
}

.site-nav {
  display: flex;
  gap: 20px;
  font-size: 15px;
}

.site-nav a {
  color: var(--muted);
  text-decoration: none;
}

.site-nav a:hover,
.site-nav a[aria-current='page'] {
  color: var(--ink);
}

/* Landing */

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

.hero .tag-mark {
  width: 56px;
  height: 56px;
  font-size: 28px;
  border-radius: 10px;
}

.hero h1 {
  margin: 28px 0 0;
  font: 900 clamp(56px, 14vw, 104px) / 0.95 var(--display);
  letter-spacing: -0.05em;
}

.hero .tagline {
  margin: 12px 0 0;
  font: 700 clamp(22px, 5vw, 30px) / 1.2 var(--display);
  letter-spacing: -0.02em;
}

.hero .lede {
  max-width: 34em;
  margin: 24px 0 0;
  color: var(--muted);
}

.button {
  display: inline-block;
  margin-top: 32px;
  padding: 14px 22px;
  border-radius: 999px;
  background: var(--accent);
  color: var(--accent-ink);
  font-weight: 700;
  text-decoration: none;
}

.button:hover {
  filter: brightness(1.08);
}

.features {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 12px;
  margin: 0 0 72px;
  padding: 0;
  list-style: none;
}

.features li {
  padding: 20px;
  border: 1px solid var(--line);
  border-radius: 16px;
  background: var(--card);
}

.features strong {
  display: block;
  font: 700 18px/1.3 var(--display);
}

.features span {
  display: block;
  margin-top: 6px;
  color: var(--muted);
  font-size: 15px;
  line-height: 1.5;
}

/* Legal documents */

.doc {
  padding: 48px 0 72px;
}

.doc h1 {
  margin: 0;
  font: 900 clamp(36px, 8vw, 52px) / 1.05 var(--display);
  letter-spacing: -0.03em;
}

.doc .meta {
  margin: 12px 0 0;
  color: var(--muted);
  font: 500 14px/1.5 var(--mono);
}

.doc .summary {
  margin: 32px 0 0;
  padding: 20px 22px;
  border: 1px solid var(--line);
  border-left: 4px solid var(--yellow);
  border-radius: 10px;
  background: var(--card);
}

.doc .summary p {
  margin: 0;
}

.doc .summary ul {
  margin: 10px 0 0;
  padding-left: 20px;
}

.toc {
  margin: 32px 0 0;
  padding: 0;
  list-style: none;
  counter-reset: toc;
  columns: 2 240px;
  column-gap: 32px;
  font-size: 15px;
}

.toc li {
  counter-increment: toc;
  break-inside: avoid;
  padding: 3px 0;
}

.toc li::before {
  content: counter(toc) '.';
  display: inline-block;
  min-width: 2em;
  color: var(--muted);
  font-family: var(--mono);
}

.doc h2 {
  margin: 56px 0 0;
  padding-top: 24px;
  border-top: 1px solid var(--line);
  font: 700 24px/1.25 var(--display);
  letter-spacing: -0.01em;
  scroll-margin-top: 16px;
}

.doc h2 .num {
  margin-right: 10px;
  color: var(--muted);
  font: 700 18px/1 var(--mono);
}

.doc h3 {
  margin: 28px 0 0;
  font: 700 18px/1.35 var(--display);
}

.doc p,
.doc ul,
.doc ol {
  margin: 14px 0 0;
}

.doc ul,
.doc ol {
  padding-left: 22px;
}

.doc li + li {
  margin-top: 6px;
}

.table-scroll {
  margin: 16px 0 0;
  overflow-x: auto;
}

.doc table {
  width: 100%;
  border-collapse: collapse;
  font-size: 15px;
  line-height: 1.5;
}

.doc th,
.doc td {
  padding: 10px 12px 10px 0;
  border-bottom: 1px solid var(--line);
  text-align: left;
  vertical-align: top;
}

.doc th {
  color: var(--muted);
  font-weight: 500;
  white-space: nowrap;
}

.doc address {
  font-style: normal;
}

/* Footer */

.site-footer {
  border-top: 1px solid var(--line);
  padding: 32px 0 40px;
  color: var(--muted);
  font-size: 14px;
  line-height: 1.6;
}

.site-footer .wrap {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 24px;
}

.site-footer address {
  font-style: normal;
}

.site-footer strong {
  color: var(--ink);
  font-weight: 700;
}

.site-footer nav {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

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

.site-footer nav a:hover {
  color: var(--ink);
}