:root {
  --ink: #14171c;
  --ink-soft: #4a5160;
  --paper: #fbfaf7;
  --panel: #ffffff;
  --line: #e7e3da;
  --accent: #b5471b;
  --accent-soft: #f4e3d6;
  --radius: 18px;
  color-scheme: light;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Helvetica, Arial, sans-serif;
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
}

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

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

header.site {
  border-bottom: 1px solid var(--line);
  background: var(--paper);
  position: sticky;
  top: 0;
  z-index: 10;
}

.nav {
  max-width: 860px;
  margin: 0 auto;
  padding: 16px 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  color: var(--ink);
  font-weight: 700;
  font-size: 17px;
}

.brand img {
  width: 30px;
  height: 30px;
  border-radius: 8px;
  display: block;
}

.nav-links {
  display: flex;
  gap: 22px;
  font-size: 15px;
}

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

.nav-links a:hover,
.nav-links a.active {
  color: var(--ink);
}

main { padding: 56px 0 80px; }

.hero {
  padding: 40px 0 8px;
  text-align: center;
}

.hero img.app-icon {
  width: 88px;
  height: 88px;
  border-radius: 22px;
  box-shadow: 0 10px 30px rgba(20, 23, 28, 0.14);
  margin-bottom: 22px;
}

h1 {
  font-size: clamp(30px, 5vw, 42px);
  line-height: 1.12;
  margin: 0 0 14px;
  letter-spacing: -0.02em;
}

.hero p.lede {
  font-size: 18px;
  color: var(--ink-soft);
  max-width: 560px;
  margin: 0 auto 30px;
}

.cta-row {
  display: flex;
  gap: 12px;
  justify-content: center;
  flex-wrap: wrap;
  margin-bottom: 8px;
}

.btn {
  display: inline-block;
  padding: 13px 24px;
  border-radius: 999px;
  text-decoration: none;
  font-weight: 600;
  font-size: 15px;
  border: 1px solid transparent;
}

.btn-primary {
  background: var(--ink);
  color: #fff;
}

.btn-secondary {
  background: transparent;
  color: var(--ink);
  border-color: var(--line);
}

.section {
  padding: 52px 0;
  border-top: 1px solid var(--line);
}

.section h2 {
  font-size: 24px;
  letter-spacing: -0.01em;
  margin: 0 0 8px;
}

.section p.section-lede {
  color: var(--ink-soft);
  margin: 0 0 32px;
  max-width: 620px;
}

.grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 18px;
}

@media (max-width: 620px) {
  .grid { grid-template-columns: 1fr; }
  .nav-links { gap: 14px; font-size: 14px; }
}

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

.card h3 {
  margin: 0 0 8px;
  font-size: 16.5px;
}

.card p {
  margin: 0;
  color: var(--ink-soft);
  font-size: 14.5px;
}

.pill {
  display: inline-block;
  background: var(--accent-soft);
  color: var(--accent);
  font-size: 12.5px;
  font-weight: 700;
  letter-spacing: 0.03em;
  text-transform: uppercase;
  padding: 5px 12px;
  border-radius: 999px;
  margin-bottom: 16px;
}

footer.site {
  border-top: 1px solid var(--line);
  padding: 28px 0 40px;
}

footer.site .wrap {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px;
  color: var(--ink-soft);
  font-size: 13.5px;
}

footer.site a {
  color: var(--ink-soft);
  text-decoration: none;
  margin-left: 18px;
}

footer.site a:first-child { margin-left: 0; }

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

/* Document pages (support / privacy) */
.doc h1 { font-size: 32px; margin-bottom: 6px; }
.doc .updated { color: var(--ink-soft); font-size: 14px; margin-bottom: 36px; }
.doc h2 { font-size: 20px; margin: 40px 0 12px; }
.doc h3 { font-size: 16.5px; margin: 24px 0 8px; }
.doc p, .doc li { color: var(--ink-soft); font-size: 15.5px; }
.doc ul { padding-left: 20px; }
.doc li { margin-bottom: 6px; }
.doc a { text-decoration: underline; }

.faq-item {
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 18px 20px;
  margin-bottom: 12px;
  background: var(--panel);
}

.faq-item h3 {
  margin: 0 0 6px;
  font-size: 15.5px;
}

.faq-item p {
  margin: 0;
  font-size: 14.5px;
}

.contact-box {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 24px;
  margin: 24px 0 40px;
}

.contact-box p { margin: 0 0 6px; }
.contact-box a { font-weight: 600; }