:root {
  --ink: #0f2a36;
  --muted: #5b7480;
  --line: #e3edf1;
  --aqua: #1f86e0;
  --aqua-deep: #0f6fc4;
  --bg: #f5fafb;
  --card: #ffffff;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font: 16px/1.65 -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  -webkit-font-smoothing: antialiased;
}

a { color: var(--aqua); text-decoration: none; }
a:hover { text-decoration: underline; }

.wrap { max-width: 960px; margin: 0 auto; padding: 0 22px; }
.wrap--narrow { max-width: 720px; }

/* Header / nav */
.site-header {
  position: sticky; top: 0; z-index: 10;
  background: rgba(245, 250, 251, 0.85);
  backdrop-filter: saturate(160%) blur(10px);
  border-bottom: 1px solid var(--line);
}
.site-header .wrap {
  display: flex; align-items: center; justify-content: space-between;
  height: 60px;
}
.brand { display: flex; align-items: center; gap: 9px; font-weight: 800; font-size: 19px; letter-spacing: -0.4px; color: var(--ink); }
.brand:hover { text-decoration: none; }
.brand .drop { width: 22px; height: 22px; }
.nav { display: flex; gap: 22px; font-size: 15px; }
.nav a { color: var(--muted); }
.nav a:hover { color: var(--ink); text-decoration: none; }
@media (max-width: 560px) { .nav { gap: 16px; } .nav .nav-hide { display: none; } }

/* Hero */
.hero { text-align: center; padding: 78px 0 64px; }
.hero .drop-lg { width: 64px; height: 64px; margin-bottom: 18px; }
.hero h1 { font-size: 52px; line-height: 1.05; letter-spacing: -1.5px; margin: 0 0 14px; }
.hero .tagline { font-size: 21px; color: var(--aqua-deep); font-weight: 600; margin: 0 0 18px; }
.hero .pitch { font-size: 18px; color: var(--muted); max-width: 620px; margin: 0 auto 30px; }
@media (max-width: 560px) { .hero h1 { font-size: 40px; } }

/* Coming soon badge */
.badge {
  display: inline-flex; align-items: center; gap: 9px;
  background: var(--ink); color: #fff;
  padding: 13px 22px; border-radius: 14px; font-weight: 600; font-size: 15px;
}
.badge small { display: block; font-size: 11px; opacity: 0.7; font-weight: 500; letter-spacing: 0.3px; }
.badge .apple { width: 22px; height: 22px; }

/* Sections */
.section { padding: 56px 0; border-top: 1px solid var(--line); }
.section h2 { font-size: 28px; letter-spacing: -0.6px; text-align: center; margin: 0 0 8px; }
.section .sub { text-align: center; color: var(--muted); max-width: 560px; margin: 0 auto 38px; }

/* Steps / feature grid */
.grid { display: grid; gap: 18px; grid-template-columns: repeat(3, 1fr); }
.grid--2 { grid-template-columns: repeat(2, 1fr); }
@media (max-width: 760px) { .grid, .grid--2 { grid-template-columns: 1fr; } }

.card {
  background: var(--card); border: 1px solid var(--line);
  border-radius: 18px; padding: 24px;
}
.card .step { font-size: 13px; font-weight: 700; color: var(--aqua); letter-spacing: 0.6px; text-transform: uppercase; }
.card h3 { font-size: 18px; margin: 8px 0 6px; letter-spacing: -0.2px; }
.card p { margin: 0; color: var(--muted); font-size: 15px; }

/* Privacy promise callout */
.promise {
  background: linear-gradient(135deg, #e9f4fd, #f5fafb);
  border: 1px solid var(--line); border-radius: 22px;
  padding: 40px 32px; text-align: center;
}
.promise h2 { margin-top: 0; }
.promise p { color: var(--ink); max-width: 640px; margin: 0 auto 6px; }
.promise strong { color: var(--aqua-deep); }

/* Footer */
.site-footer { border-top: 1px solid var(--line); padding: 38px 0 56px; margin-top: 8px; color: var(--muted); font-size: 14px; }
.site-footer .wrap { display: flex; flex-wrap: wrap; gap: 14px 26px; align-items: center; justify-content: space-between; }
.site-footer .links { display: flex; gap: 20px; }
.site-footer .links a { color: var(--muted); }

/* Legal / article pages */
.article { padding: 48px 0 72px; }
.article h1 { font-size: 30px; letter-spacing: -0.5px; margin: 0 0 4px; }
.article h2 { font-size: 19px; margin: 36px 0 8px; letter-spacing: -0.2px; }
.article .updated { color: var(--muted); font-size: 14px; margin-bottom: 8px; }
.article .lead {
  background: var(--card); border: 1px solid var(--line);
  border-radius: 16px; padding: 18px 20px; margin: 22px 0;
}
.article .lead strong { color: var(--aqua); }
.article ul { padding-left: 20px; }
.article li { margin: 6px 0; }
.article code { background: #eef5f8; padding: 1px 6px; border-radius: 6px; font-size: 90%; }
.article .note { color: var(--muted); font-size: 14px; }

/* FAQ */
.faq details {
  background: var(--card); border: 1px solid var(--line);
  border-radius: 14px; padding: 4px 18px; margin: 10px 0;
}
.faq summary { cursor: pointer; font-weight: 600; padding: 14px 0; list-style: none; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: "+"; float: right; color: var(--aqua); font-weight: 700; }
.faq details[open] summary::after { content: "–"; }
.faq details p { margin: 0 0 14px; color: var(--muted); }