:root {
  color-scheme: light dark;
  --bg: #f7f7f9;
  --surface: #ffffff;
  --surface-soft: #f1f1f5;
  --text: #18181b;
  --muted: #66666f;
  --line: #e3e3e8;
  --accent: #5548d9;
  --accent-dark: #4035b2;
  --accent-soft: #eeecff;
  --success: #087f5b;
  --shadow: 0 20px 60px rgba(24, 24, 50, 0.08);
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: Inter, ui-sans-serif, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  font-size: 16px;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}

a { color: inherit; }
a:focus-visible, button:focus-visible { outline: 3px solid #56d6bd; outline-offset: 3px; }

.wrap {
  width: min(1440px, calc(100% - clamp(32px, 4vw, 72px)));
  margin: 0 auto;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  border-bottom: 1px solid color-mix(in srgb, var(--line) 80%, transparent);
  background: color-mix(in srgb, var(--bg) 88%, transparent);
  -webkit-backdrop-filter: blur(18px);
  backdrop-filter: blur(18px);
}

.nav {
  display: flex;
  min-height: 70px;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 11px;
  font-weight: 750;
  letter-spacing: -0.01em;
  text-decoration: none;
}

.brand img {
  width: 36px;
  height: 36px;
  border-radius: 10px;
  background: #fff;
}

.nav-links { display: flex; align-items: center; gap: 22px; }
.nav-links a { color: var(--muted); font-size: 14px; font-weight: 600; text-decoration: none; }
.nav-links a:hover { color: var(--text); }

.hero {
  display: grid;
  grid-template-columns: minmax(0, 1.08fr) minmax(380px, 0.92fr);
  gap: clamp(52px, 6vw, 96px);
  align-items: center;
  min-height: 670px;
  padding: 88px 0;
}

.eyebrow {
  margin: 0 0 16px;
  color: var(--accent);
  font-size: 13px;
  font-weight: 750;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

h1, h2, h3, p { margin-top: 0; }

h1 {
  max-width: 720px;
  margin-bottom: 24px;
  font-size: clamp(44px, 7vw, 76px);
  line-height: 1.02;
  letter-spacing: -0.055em;
}

h2 {
  margin-bottom: 12px;
  font-size: clamp(30px, 4.5vw, 46px);
  line-height: 1.12;
  letter-spacing: -0.035em;
}

h3 { margin-bottom: 8px; font-size: 18px; letter-spacing: -0.015em; }

.lede {
  max-width: 650px;
  margin-bottom: 30px;
  color: var(--muted);
  font-size: clamp(18px, 2vw, 21px);
}

.actions { display: flex; flex-wrap: wrap; gap: 12px; }

.button {
  display: inline-flex;
  min-height: 46px;
  align-items: center;
  justify-content: center;
  padding: 11px 17px;
  border: 1px solid var(--line);
  border-radius: 10px;
  background: var(--surface);
  color: var(--text);
  font-weight: 700;
  text-decoration: none;
  transition: transform 150ms ease, border-color 150ms ease, background 150ms ease;
}

.button:hover { transform: translateY(-1px); border-color: #c8c8d0; }
.button.primary { border-color: var(--accent); background: var(--accent); color: #fff; }
.button.primary:hover { background: var(--accent-dark); }

.product-card {
  position: relative;
  overflow: hidden;
  padding: clamp(28px, 5vw, 46px);
  border: 1px solid var(--line);
  border-radius: 28px;
  background: var(--surface);
  box-shadow: var(--shadow);
}

.product-card::before {
  position: absolute;
  width: 260px;
  height: 260px;
  top: -130px;
  right: -100px;
  border-radius: 50%;
  background: var(--accent-soft);
  content: "";
}

.product-card > * { position: relative; }
.product-card .app-icon { display: block; width: min(180px, 65%); margin: 0 auto 32px; border-radius: 25%; }

.status {
  display: flex;
  gap: 12px;
  align-items: flex-start;
  padding: 15px;
  border: 1px solid var(--line);
  border-radius: 13px;
  background: var(--surface-soft);
}

.status-dot { width: 9px; height: 9px; margin-top: 7px; border-radius: 50%; background: var(--success); box-shadow: 0 0 0 4px rgba(8,127,91,0.12); }
.status strong { display: block; font-size: 14px; }
.status span { color: var(--muted); font-size: 13px; }

.section { padding: 100px 0; border-top: 1px solid var(--line); }
.section-heading { max-width: 650px; margin-bottom: 40px; }
.section-heading p { color: var(--muted); font-size: 18px; }

.steps { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.step { padding: 26px; border: 1px solid var(--line); border-radius: 17px; background: var(--surface); }
.step-number { display: inline-grid; width: 30px; height: 30px; margin-bottom: 34px; place-items: center; border-radius: 50%; background: var(--accent-soft); color: var(--accent-dark); font-size: 13px; font-weight: 800; }
.step p { margin-bottom: 0; color: var(--muted); }

.privacy-banner {
  display: flex;
  gap: 28px;
  align-items: center;
  justify-content: space-between;
  padding: clamp(28px, 5vw, 48px);
  border-radius: 22px;
  background: #211c59;
  color: #fff;
}
.privacy-banner h2 { margin-bottom: 9px; font-size: clamp(28px, 4vw, 40px); }
.privacy-banner p { max-width: 650px; margin-bottom: 0; color: rgba(255,255,255,0.72); }
.privacy-banner .button { flex: 0 0 auto; border-color: rgba(255,255,255,0.25); background: rgba(255,255,255,0.08); color: #fff; }

.page-main { max-width: 1180px; padding: 84px 0 110px; }
.page-header { max-width: 860px; margin-bottom: 48px; }
.page-header h1 { margin-bottom: 16px; font-size: clamp(42px, 6vw, 66px); }
.page-header .lede { margin-bottom: 0; }

.policy-summary {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  overflow: hidden;
  margin-bottom: 56px;
  border: 1px solid var(--line);
  border-radius: 16px;
  background: var(--line);
}
.policy-summary div { padding: 22px; background: var(--surface); }
.policy-summary strong { display: block; margin-bottom: 5px; }
.policy-summary span { color: var(--muted); font-size: 14px; }

.policy { max-width: 880px; margin: 0 auto; }
.policy section { padding: 32px 0; border-top: 1px solid var(--line); }
.policy section:first-child { border-top: 0; padding-top: 0; }
.policy h2 { margin-bottom: 10px; font-size: 24px; letter-spacing: -0.02em; }
.policy p, .policy li { color: var(--muted); }
.policy ul { margin: 12px 0 0; padding-left: 1.25em; }
.policy li { margin: 7px 0; padding-left: 4px; }
.policy code { color: var(--accent); font: 700 0.9em ui-monospace, SFMono-Regular, Consolas, monospace; }

.site-footer { padding: 28px 0 40px; border-top: 1px solid var(--line); color: var(--muted); font-size: 13px; }
.footer-row { display: flex; justify-content: space-between; gap: 20px; }
.footer-row p { margin: 0; }

@media (max-width: 780px) {
  .wrap { width: calc(100% - 28px); }
  .nav { min-height: 62px; }
  .nav-links a:not(:last-child) { display: none; }
  .hero { grid-template-columns: 1fr; min-height: auto; padding: 70px 0; }
  .product-card { max-width: 500px; }
  .steps, .policy-summary { grid-template-columns: 1fr; }
  .privacy-banner { align-items: flex-start; flex-direction: column; }
  .section { padding: 76px 0; }
  .page-main { padding: 64px 0 84px; }
  .footer-row { flex-direction: column; }
}

@media (max-width: 460px) {
  h1 { font-size: 43px; }
  .brand span { max-width: 190px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
  .actions { flex-direction: column; }
  .button { width: 100%; }
  .product-card { border-radius: 20px; }
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #101014;
    --surface: #19191f;
    --surface-soft: #222229;
    --text: #f3f3f5;
    --muted: #b2b2bb;
    --line: #303038;
    --accent: #a9a4ff;
    --accent-dark: #c6c2ff;
    --accent-soft: #2b2850;
    --shadow: none;
  }
  .privacy-banner { background: #1f1b4e; }
}

@media print {
  .site-header, .actions, .privacy-banner { display: none; }
  body { background: #fff; color: #000; }
  .page-main { padding: 0; }
}