/* ExcerLock public site. One stylesheet, no build step, no JavaScript.
   Colours mirror app-next/src/design-system/tokens.ts so the site and the app
   read as one product. Dark mode is the same palette with the roles swapped. */

:root {
  color-scheme: light dark;

  --ink: #1d1d22;
  --ink-soft: #5a5a63;
  --ink-faint: #83838d;
  --page: #fffaf6;
  --card: #ffffff;
  --tint: #fff0e5;
  --line: #ece5df;
  --line-strong: #ddd2c9;
  --accent: #c94710;
  --accent-hot: #ff6414;
  --accent-ink: #ffffff;

  --measure: 40rem;
  --gutter: 1.5rem;
  --radius: 18px;

  --sans: -apple-system, BlinkMacSystemFont, "SF Pro Text", "Segoe UI", Roboto,
    "Helvetica Neue", Arial, sans-serif;
}

@media (prefers-color-scheme: dark) {
  :root {
    --ink: #f4f1ee;
    --ink-soft: #b4b0ab;
    --ink-faint: #8d8983;
    --page: #131214;
    --card: #1c1a1d;
    --tint: #241c17;
    --line: #2e2b2e;
    --line-strong: #3d3a3d;
    --accent: #ff7a33;
    --accent-hot: #ff934f;
    --accent-ink: #16130f;
  }
}

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

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

body {
  margin: 0;
  padding: 0;
  background: var(--page);
  color: var(--ink);
  font-family: var(--sans);
  font-size: 1.0625rem;
  line-height: 1.6;
  letter-spacing: -0.005em;
  -webkit-font-smoothing: antialiased;
}

.wrap {
  width: 100%;
  max-width: var(--measure);
  margin: 0 auto;
  padding: 0 var(--gutter);
}

/* ---------- masthead ---------- */

.masthead {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 1.5rem 0 0.5rem;
}

.mark {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  color: var(--ink);
  font-weight: 700;
  font-size: 1.0625rem;
  letter-spacing: -0.02em;
  text-decoration: none;
}

.mark svg { display: block; }

.masthead nav {
  display: flex;
  gap: 1.125rem;
  font-size: 0.9375rem;
}

.masthead nav a {
  color: var(--ink-soft);
  text-decoration: none;
}

.masthead nav a:hover { color: var(--accent); }

/* ---------- headings and text ---------- */

h1 {
  margin: 1.75rem 0 0;
  font-size: clamp(2.125rem, 8vw, 3.125rem);
  line-height: 1.06;
  letter-spacing: -0.035em;
  font-weight: 700;
  text-wrap: balance;
}

h2 {
  margin: 3rem 0 0.75rem;
  font-size: 1.375rem;
  line-height: 1.25;
  letter-spacing: -0.02em;
  font-weight: 650;
  text-wrap: balance;
}

h3 {
  margin: 2rem 0 0.5rem;
  font-size: 1.0625rem;
  line-height: 1.35;
  letter-spacing: -0.01em;
  font-weight: 650;
}

p { margin: 0 0 1rem; }

.lede {
  margin-top: 1rem;
  font-size: 1.1875rem;
  line-height: 1.5;
  color: var(--ink-soft);
  text-wrap: pretty;
}

.eyebrow {
  margin: 0;
  font-size: 0.8125rem;
  font-weight: 650;
  letter-spacing: 0.09em;
  text-transform: uppercase;
  color: var(--accent);
}

.fine {
  font-size: 0.875rem;
  line-height: 1.55;
  color: var(--ink-faint);
}

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

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

strong { font-weight: 650; }

hr {
  height: 1px;
  margin: 3rem 0;
  border: 0;
  background: var(--line);
}

/* ---------- hero ---------- */

.hero { padding: 1rem 0 0.5rem; }

.hero-lock {
  display: block;
  margin: 2.5rem auto 0;
}

.cta {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 3.25rem;
  padding: 0 1.5rem;
  border-radius: 999px;
  background: var(--accent);
  color: var(--accent-ink);
  font-size: 1.0625rem;
  font-weight: 650;
  letter-spacing: -0.01em;
  text-decoration: none;
}

.cta:hover {
  background: var(--accent-hot);
  color: var(--accent-ink);
}

.cta-row {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.875rem 1.25rem;
  margin: 1.75rem 0 0;
}

.cta-note {
  margin: 0;
  font-size: 0.875rem;
  color: var(--ink-faint);
}

/* ---------- step list ---------- */

.steps {
  margin: 0;
  padding: 0;
  list-style: none;
  counter-reset: step;
}

.steps li {
  position: relative;
  counter-increment: step;
  padding: 1.125rem 0 1.125rem 3rem;
  border-top: 1px solid var(--line);
}

.steps li::before {
  content: counter(step);
  position: absolute;
  top: 1.125rem;
  left: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 2rem;
  height: 2rem;
  border-radius: 999px;
  background: var(--tint);
  color: var(--accent);
  font-size: 0.9375rem;
  font-weight: 700;
  font-variant-numeric: tabular-nums;
}

.steps li b {
  display: block;
  font-weight: 650;
}

.steps li span {
  color: var(--ink-soft);
  font-size: 0.9375rem;
}

/* ---------- cards ---------- */

.cards {
  display: grid;
  gap: 0.75rem;
  margin: 1.25rem 0 0;
  padding: 0;
  list-style: none;
}

@media (min-width: 34rem) {
  .cards { grid-template-columns: 1fr 1fr; }
}

.cards li {
  padding: 1rem 1.125rem;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--card);
}

.cards b {
  display: block;
  font-weight: 650;
}

.cards span {
  color: var(--ink-soft);
  font-size: 0.9375rem;
}

.panel {
  margin: 1.25rem 0 0;
  padding: 1.25rem 1.25rem 0.5rem;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--card);
}

.panel ul {
  margin: 0 0 1rem;
  padding-left: 1.125rem;
}

.panel li { margin-bottom: 0.375rem; }

/* ---------- legal pages ---------- */

.legal { padding-bottom: 1rem; }

.legal h1 {
  font-size: clamp(1.875rem, 6vw, 2.375rem);
  margin-bottom: 0.5rem;
}

.legal h2 {
  margin-top: 2.5rem;
  font-size: 1.1875rem;
}

.legal ul,
.legal ol {
  margin: 0 0 1rem;
  padding-left: 1.25rem;
}

.legal li { margin-bottom: 0.4375rem; }

.legal dl { margin: 0 0 1rem; }

.legal dt {
  margin-top: 1rem;
  font-weight: 650;
}

.legal dd {
  margin: 0.125rem 0 0;
  color: var(--ink-soft);
}

.stamp {
  margin: 0.5rem 0 2rem;
  font-size: 0.875rem;
  color: var(--ink-faint);
}

.toc {
  margin: 0 0 2rem;
  padding: 1rem 1.25rem;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--card);
  font-size: 0.9375rem;
}

.toc ol {
  margin: 0;
  padding-left: 1.125rem;
}

.toc li { margin-bottom: 0.25rem; }

/* Tables scroll inside themselves; the page never scrolls sideways. */
.table-scroll {
  overflow-x: auto;
  margin: 0 0 1.25rem;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  -webkit-overflow-scrolling: touch;
}

table {
  width: 100%;
  min-width: 30rem;
  border-collapse: collapse;
  font-size: 0.9375rem;
}

th,
td {
  padding: 0.6875rem 0.875rem;
  text-align: left;
  vertical-align: top;
  border-bottom: 1px solid var(--line);
}

th {
  font-weight: 650;
  color: var(--ink);
  background: var(--tint);
}

tbody tr:last-child td { border-bottom: 0; }

/* ---------- footer ---------- */

footer {
  margin-top: 3.5rem;
  padding: 1.75rem 0 3rem;
  border-top: 1px solid var(--line);
  font-size: 0.9375rem;
  color: var(--ink-faint);
}

footer nav {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem 1.25rem;
  margin-bottom: 0.75rem;
}

footer nav a { text-decoration: none; }

footer p { margin: 0; }

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

.skip {
  position: absolute;
  left: -9999px;
}

.skip:focus {
  position: static;
  display: inline-block;
  margin: 0.5rem 0;
}

/* The lock in the wordmark carries the brand colour; the word stays ink. */
.mark svg { color: var(--accent); }