:root {
  --bg: #f5f5f7;
  --card: #ffffff;
  --text: #1d1d1f;
  --muted: #6e6e73;
  --line: rgba(0, 0, 0, 0.08);
  --black: #1d1d1f;
  --max: 1080px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  color: var(--text);
  background: var(--bg);
  font-family: -apple-system, BlinkMacSystemFont, "SF Pro Text", "PingFang SC", "Helvetica Neue", sans-serif;
  line-height: 1.47;
  -webkit-font-smoothing: antialiased;
}

a { color: inherit; text-decoration: none; }
img { max-width: 100%; }

.nav {
  position: sticky;
  top: 0;
  z-index: 40;
  height: 52px;
  background: rgba(251, 251, 253, 0.82);
  backdrop-filter: saturate(180%) blur(20px);
  border-bottom: 1px solid var(--line);
}
.nav-inner, .wrap {
  max-width: var(--max);
  margin: 0 auto;
  padding: 0 22px;
}
.nav-inner {
  height: 52px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}
.brand {
  display: flex;
  align-items: center;
  gap: 8px;
  font-weight: 600;
  font-size: 15px;
}
.brand img { width: 28px; height: 28px; }
.nav-links {
  display: flex;
  align-items: center;
  gap: 22px;
  font-size: 13px;
  color: var(--muted);
}
.nav-links a:hover { color: var(--text); }
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  border-radius: 980px;
  padding: 10px 18px;
  font-weight: 600;
  font-size: 14px;
  border: none;
  cursor: pointer;
}
.btn-dark { background: var(--black); color: #fff; }
.btn-light { background: #e8e8ed; color: var(--text); }
.btn-dark:hover { background: #000; }
.nav .btn { padding: 7px 14px; font-size: 13px; }

.hero {
  padding: 72px 0 40px;
  text-align: center;
}
.eyebrow {
  color: var(--muted);
  font-size: 14px;
  letter-spacing: 0.02em;
  margin-bottom: 12px;
}
.hero h1 {
  font-size: clamp(36px, 6vw, 56px);
  line-height: 1.07;
  letter-spacing: -0.03em;
  margin: 0 auto 18px;
  max-width: 16ch;
  font-weight: 700;
}
.hero .lede {
  font-size: 21px;
  color: var(--muted);
  max-width: 720px;
  margin: 0 auto 28px;
}
.cta-row {
  display: flex;
  justify-content: center;
  gap: 12px;
  flex-wrap: wrap;
  margin-bottom: 14px;
}
.version-note { font-size: 13px; color: var(--muted); }
.hero-visual {
  margin: 48px auto 0;
  max-width: 860px;
}
.hero-visual img {
  border-radius: 18px;
  box-shadow: 0 20px 50px rgba(0,0,0,.12);
  background: #fff;
}

.trust {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 12px;
  padding: 12px 0 48px;
}
.trust div {
  background: var(--card);
  border-radius: 16px;
  padding: 18px 16px;
  font-size: 13px;
  color: var(--muted);
}
.trust b { display: block; color: var(--text); font-size: 14px; margin-bottom: 4px; }

.section { padding: 28px 0 56px; }
.section h2 {
  font-size: 40px;
  letter-spacing: -0.03em;
  margin: 0 0 12px;
  text-align: center;
}
.section .sub {
  text-align: center;
  color: var(--muted);
  max-width: 680px;
  margin: 0 auto 36px;
  font-size: 18px;
}
.grid-3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}
.card {
  background: var(--card);
  border-radius: 20px;
  padding: 28px 24px;
}
.card h3 { margin: 0 0 8px; font-size: 21px; }
.card p { margin: 0; color: var(--muted); font-size: 15px; }

.steps { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.steps article { text-align: center; padding: 8px; }
.steps span {
  display: inline-flex;
  width: 32px; height: 32px;
  border-radius: 50%;
  background: #e8e8ed;
  align-items: center; justify-content: center;
  font-weight: 700; margin-bottom: 12px;
}

.price-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
.price-card {
  background: var(--card);
  border-radius: 22px;
  padding: 32px 28px;
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.price-card .tag { font-size: 13px; color: var(--muted); }
.price-card .amount { font-size: 44px; letter-spacing: -0.04em; font-weight: 700; }
.price-card ul { margin: 8px 0 18px; padding-left: 18px; color: var(--muted); }
.price-note { text-align: center; color: var(--muted); font-size: 13px; margin-top: 18px; }

.faq h2 {
  font-size: 22px;
  text-align: left;
  margin: 28px 0 8px;
}
.faq p { color: var(--muted); margin: 0 0 8px; }
.menu-toggle { display: none; background: none; border: 0; font-size: 22px; }

.page {
  padding: 48px 0 80px;
}
.page h1 { font-size: 44px; letter-spacing: -0.03em; margin: 0 0 16px; }
.prose { max-width: 800px; }
.prose h2 { margin-top: 36px; font-size: 26px; }
.prose p, .prose li { color: var(--muted); }
.prose img { border-radius: 12px; margin: 10px 0; }
.legacy {
  margin-top: 48px;
  padding-top: 24px;
  border-top: 1px solid var(--line);
}
.banner {
  background: #fff6d1;
  border: 1px solid #f2d28f;
  color: #6b4f12;
  padding: 14px 16px;
  border-radius: 12px;
  margin: 0 0 24px;
}

.site-footer {
  border-top: 1px solid var(--line);
  padding: 28px 0 40px;
  color: var(--muted);
  font-size: 12px;
}
.langs {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 14px;
  margin: 14px 0 18px;
}
.langs a { color: var(--text); }
.langs a[aria-current="true"] { font-weight: 700; }
.foot-links a { color: var(--muted); margin-right: 12px; }

.shield { color: #248a3d; font-size: 13px; font-weight: 600; margin: 10px 0 0; }
.shield::before { content: "🛡 "; }
.signoff { margin-top: 28px; padding-top: 18px; border-top: 1px solid var(--line); }
.signoff strong { display: block; }
.signoff .sig { font-style: italic; margin-top: 8px; }
.price-was { color: var(--muted); text-decoration: line-through; margin: 0; font-size: 14px; }
.life-badges { font-size: 14px; font-weight: 600; margin: 0; }
.cmp { width: 100%; border-collapse: collapse; margin: 24px 0 36px; font-size: 14px; }
.cmp th, .cmp td { border: 1px solid var(--line); padding: 10px 12px; text-align: left; vertical-align: top; }
.cmp thead th { background: #fff; }
.nav-links a.is-on { color: var(--text); font-weight: 600; }
.auto-numbering { list-style: none; padding-left: 0; }
.auto-numbering li { margin: 0 0 10px; }
.prose li { margin: 0 0 8px; }

@media (max-width: 840px) {
  .trust, .grid-3, .steps, .price-grid { grid-template-columns: 1fr; }
  .nav-links { display: none; }
  .nav-links.open {
    display: flex;
    flex-direction: column;
    position: absolute;
    top: 52px; left: 0; right: 0;
    background: #fff;
    padding: 16px;
    border-bottom: 1px solid var(--line);
  }
  .menu-toggle { display: block; }
  .hero { padding-top: 40px; }
  .hero h1 { max-width: none; }
}