/* Shared with the Ledger app: warm paper, near-black ink, hairline rules. */

:root {
  --paper: #fbfbf9;
  --ink: #16181d;
  --dim: #5b606b;
  --muted: #8b8f98;
  --rule: #ececea;
  --rule-strong: #e6e6e2;
  --accent: #137a43;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: 'Space Grotesk', system-ui, -apple-system, sans-serif;
  font-size: 16px;
  line-height: 1.65;
  -webkit-text-size-adjust: 100%;
}

.wrap {
  max-width: 680px;
  margin: 0 auto;
  padding: 56px 24px 96px;
}

/* Landing page: the wordmark and two choices, nothing else. */
.landing {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  max-width: 420px;
  margin: 0 auto;
  padding: 40px 24px;
}

.wordmark {
  font-size: 46px;
  font-weight: 700;
  letter-spacing: -2px;
  margin: 0 0 6px;
}

.sub {
  color: var(--muted);
  font-size: 14px;
  letter-spacing: 0.02em;
  margin: 0 0 40px;
}

.choices { display: flex; flex-direction: column; gap: 12px; }

.choice {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 20px 22px;
  border: 1px solid var(--rule-strong);
  border-radius: 14px;
  text-decoration: none;
  color: var(--ink);
  font-weight: 500;
  transition: background 0.15s ease, border-color 0.15s ease;
}

.choice:hover { background: #fff; border-color: var(--ink); }
.choice .arrow { color: var(--muted); font-size: 20px; line-height: 1; }
.choice:hover .arrow { color: var(--ink); }

/* Document pages */
.back {
  display: inline-block;
  color: var(--muted);
  text-decoration: none;
  font-size: 14px;
  margin-bottom: 36px;
}
.back:hover { color: var(--ink); }

h1 {
  font-size: 34px;
  letter-spacing: -1px;
  line-height: 1.2;
  margin: 0 0 8px;
}

.updated {
  color: var(--muted);
  font-size: 13.5px;
  margin: 0 0 40px;
  padding-bottom: 24px;
  border-bottom: 1px solid var(--rule);
}

h2 {
  font-size: 19px;
  letter-spacing: -0.3px;
  margin: 40px 0 12px;
}

h3 {
  font-size: 15.5px;
  margin: 28px 0 8px;
}

p, li { color: #24272e; }
ul { padding-left: 22px; }
li { margin-bottom: 8px; }

a { color: var(--accent); }
a:hover { color: #0e5c33; }

strong { font-weight: 600; }

/* Used for the disclosures A2P reviewers look for specifically. */
.callout {
  background: #fff;
  border: 1px solid var(--rule-strong);
  border-left: 3px solid var(--ink);
  border-radius: 10px;
  padding: 18px 22px;
  margin: 24px 0;
}
.callout p:first-child { margin-top: 0; }
.callout p:last-child { margin-bottom: 0; }

.todo {
  background: #fff8e6;
  border: 1px solid #e8d9a8;
  border-left: 3px solid #b8860b;
  border-radius: 10px;
  padding: 18px 22px;
  margin: 24px 0;
  font-size: 14.5px;
}

footer {
  margin-top: 64px;
  padding-top: 24px;
  border-top: 1px solid var(--rule);
  color: var(--muted);
  font-size: 13.5px;
}
footer a { color: var(--muted); }
footer a:hover { color: var(--ink); }

.copyright { margin: 12px 0 0; color: var(--muted); font-size: 13px; }
.landing .copyright { margin: 40px 0 0; text-align: center; }

@media (max-width: 520px) {
  .wrap { padding: 40px 20px 72px; }
  h1 { font-size: 28px; }
  .wordmark { font-size: 38px; }
}