:root {
  --bg: #000000;
  --surface: #151515;
  --text: #ffffff;
  --muted: #929296;
  --muted-2: #8e8e93;
  --line: rgba(255,255,255,.12);
  --blue: #0a84ff;
  --green: #30d158;
  --max: 1120px;
  --column: 640px;
  --reading: 760px;
}

* { box-sizing: border-box; }
html { background: var(--bg); -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: -apple-system, BlinkMacSystemFont, "SF Pro Text", "Helvetica Neue", Helvetica, Arial, sans-serif;
  font-size: 17px;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}
a { color: inherit; }
img, svg { display: block; max-width: 100%; }
::selection { background: rgba(10,132,255,.32); }
a:focus-visible, summary:focus-visible { outline: 2px solid var(--blue); outline-offset: 3px; border-radius: 6px; }

.skip-link {
  position: fixed; left: 10px; top: 10px; z-index: 999;
  transform: translateY(-180%); padding: 10px 14px; border-radius: 999px;
  background: #fff; color: #000; text-decoration: none; font-weight: 700;
}
.skip-link:focus { transform: none; }

.container { width: min(calc(100% - 40px), var(--max)); margin: 0 auto; }
.column { width: min(calc(100% - 40px), var(--column)); margin: 0 auto; }
.reading { width: min(calc(100% - 40px), var(--reading)); margin: 0 auto; }

/* Header and footer */
.site-header { border-bottom: 1px solid rgba(255,255,255,.06); }
.nav { min-height: 60px; display: flex; align-items: center; justify-content: space-between; gap: 16px; }
.brand { display: inline-flex; align-items: center; gap: 10px; text-decoration: none; font-size: 17px; font-weight: 650; letter-spacing: -.01em; }
.brand-mark { width: 28px; height: 28px; border-radius: 7px; }
.nav-links { display: flex; gap: 4px; }
.nav-links a { padding: 10px; color: var(--muted); text-decoration: none; font-size: 15px; }
.nav-links a:hover, .nav-links a[aria-current="page"] { color: var(--text); }

.site-footer { margin-top: 24px; padding: 32px 0 48px; border-top: 1px solid rgba(255,255,255,.06); }
.footer-grid { display: flex; justify-content: space-between; align-items: flex-start; gap: 16px 32px; flex-wrap: wrap; }
.footer-links { display: flex; flex-wrap: wrap; gap: 4px 20px; }
.footer-links a { padding: 4px 0; color: var(--muted); text-decoration: none; font-size: 14px; }
.footer-links a:hover { color: var(--text); }
.footer-note { color: var(--muted-2); font-size: 13px; line-height: 1.5; }
.footer-note p { margin: 0; }
.footer-note p + p { margin-top: 4px; }
.footer-note a { color: var(--muted); }
.footer-note a:hover { color: var(--text); }

/* Homepage */
.hero { padding: 88px 0 72px; }
.app-icon { width: 96px; height: 96px; border-radius: 22px; }
.product-name { margin: 24px 0 0; color: var(--muted); font-size: 17px; font-weight: 600; }
.hero-title { margin: 6px 0 0; font-size: clamp(40px, 7vw, 56px); line-height: 1.06; font-weight: 700; letter-spacing: -.035em; }
.hero-lede { margin: 20px 0 0; color: var(--muted); font-size: clamp(19px, 2.4vw, 21px); line-height: 1.45; letter-spacing: -.01em; }
.availability { margin: 32px 0 0; font-size: 17px; font-weight: 600; }
.fine { margin: 6px 0 0; color: var(--muted); font-size: 14px; }

.section { padding: 56px 0; border-top: 1px solid var(--line); }
.section h2 { margin: 0; font-size: 26px; line-height: 1.2; font-weight: 700; letter-spacing: -.02em; }
.section p { margin: 14px 0 0; color: var(--muted); }
.section .fine { margin-top: 24px; }
.text-link { color: var(--blue); text-decoration: none; font-weight: 600; }
.text-link:hover { text-decoration: underline; }

.modes { list-style: none; margin: 28px 0 0; padding: 0; }
.modes li { display: grid; grid-template-columns: 32px 1fr; gap: 18px; padding: 20px 0; border-top: 1px solid var(--line); }
.modes li:last-child { border-bottom: 1px solid var(--line); }
.mode-icon { width: 30px; height: 30px; margin-top: 2px; color: var(--text); }
.modes h3 { margin: 0; font-size: 19px; font-weight: 650; letter-spacing: -.01em; }
.modes p { margin: 4px 0 0; }

.plain-list { margin: 14px 0 0; padding-left: 20px; color: var(--muted); }
.plain-list li + li { margin-top: 6px; }
.subhead { margin: 36px 0 0; font-size: 19px; font-weight: 650; letter-spacing: -.01em; }
.terms { margin: 14px 0 0; }
.terms div { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1.2fr); gap: 4px 24px; padding: 14px 0; border-top: 1px solid var(--line); }
.terms div:last-child { border-bottom: 1px solid var(--line); }
.terms dt { font-weight: 600; }
.terms dd { margin: 0; color: var(--muted); }
.section .closing { margin-top: 28px; color: var(--text); }

/* Privacy and Support */
.page-hero { padding: 72px 0 48px; }
.eyebrow { margin: 0 0 14px; color: var(--muted); font-size: 13px; font-weight: 700; letter-spacing: .03em; text-transform: uppercase; }
.page-title { margin: 0; font-size: clamp(36px, 6vw, 48px); line-height: 1.08; font-weight: 700; letter-spacing: -.035em; }
.lead { margin: 18px 0 0; color: var(--muted); font-size: clamp(18px, 2.2vw, 21px); line-height: 1.45; letter-spacing: -.01em; }
.policy-meta { display: flex; flex-wrap: wrap; gap: 8px 16px; color: var(--muted-2); font-size: 13px; margin-top: 18px; }
.policy-meta strong { color: var(--muted); }
.summary-strip { display: grid; grid-template-columns: repeat(4,1fr); gap: 8px; margin-bottom: 26px; }
.summary-item { padding: 18px; border-radius: 20px; background: var(--surface); }
.summary-item .check { color: var(--green); font-weight: 900; }
.summary-item strong { display: block; margin-top: 10px; font-size: 14px; line-height: 1.35; }
.prose { width: min(calc(100% - 40px), var(--reading)); margin: 0 auto; padding: 0 0 100px; }
.prose-intro { margin-bottom: 22px; color: var(--muted); font-size: 17px; line-height: 1.58; }
.prose section { padding: 24px; margin-top: 10px; border-radius: 24px; background: var(--surface); }
.prose h2 { margin: 0 0 10px; font-size: 21px; letter-spacing: -.02em; }
.prose p, .prose li { color: var(--muted); font-size: 16px; line-height: 1.62; }
.prose p { margin: 0; }
.prose p + p { margin-top: 11px; }
.prose ul { margin: 0; padding-left: 20px; }
.prose li + li { margin-top: 7px; }
.prose a { color: var(--blue); }
.support-layout { display: grid; grid-template-columns: minmax(0,1fr) 330px; gap: 18px; align-items: start; }
.faq { display: grid; gap: 10px; }
details { border-radius: 22px; background: var(--surface); overflow: hidden; }
summary { list-style: none; cursor: pointer; position: relative; padding: 20px 54px 20px 20px; font-size: 17px; font-weight: 700; }
summary::-webkit-details-marker { display: none; }
summary::after { content: "+"; position: absolute; right: 20px; top: 14px; color: var(--blue); font-size: 30px; font-weight: 300; }
details[open] summary::after { content: "−"; }
details p { margin: 0; padding: 0 20px; color: var(--muted); font-size: 15px; line-height: 1.55; }
details p + p { padding-top: 10px; }
details p:last-child { padding-bottom: 20px; }
.contact-card { position: sticky; top: 24px; padding: 24px; border-radius: 24px; background: #001425; border: 1px solid rgba(10,132,255,.8); }
.contact-card h2 { margin: 0; font-size: 22px; letter-spacing: -.025em; }
.contact-card p { margin: 9px 0 0; color: var(--muted); font-size: 14.5px; line-height: 1.5; }
.contact-card .button { width: 100%; margin-top: 18px; }
.button { min-height: 54px; padding: 0 20px; border-radius: 18px; display: inline-flex; align-items: center; justify-content: center; text-decoration: none; font-size: 19px; font-weight: 700; }   /* 19 px bold is WCAG large text: white on blue passes at 3.65:1 */
.button.primary { background: var(--blue); color: #fff; }
.contact-meta { margin-top: 14px; color: var(--muted-2); font-size: 12.5px; line-height: 1.45; }
.contact-meta a { color: var(--blue); }

@media (max-width: 920px) {
  .support-layout { grid-template-columns: 1fr; }
  .contact-card { position: static; }
}

@media (max-width: 600px) {
  .container, .column, .reading, .prose { width: calc(100% - 32px); }
  .nav-links a { font-size: 14px; padding: 10px 8px; }
  .hero { padding: 56px 0 52px; }
  .app-icon { width: 80px; height: 80px; border-radius: 18px; }
  .section { padding: 44px 0; }
  .section h2 { font-size: 23px; }
  .terms div { grid-template-columns: 1fr; }
  .page-hero { padding: 52px 0 36px; }
  .summary-strip { grid-template-columns: 1fr 1fr; }
  .footer-grid { flex-direction: column; }
}

@media (max-width: 380px) {
  .summary-strip { grid-template-columns: 1fr; }
}