:root {
  color-scheme: dark;
  --bg: #08111f;
  --panel: #101c2e;
  --panel-soft: #0d1727;
  --text: #f4f7fb;
  --muted: #a9b7ca;
  --line: #27364c;
  --accent: #70e1c2;
  --accent-strong: #35cfa6;
  --blue: #75a7ff;
  --shadow: 0 24px 80px rgba(0, 0, 0, 0.34);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background:
    radial-gradient(circle at 12% 0%, rgba(53, 207, 166, 0.13), transparent 32rem),
    radial-gradient(circle at 90% 18%, rgba(117, 167, 255, 0.12), transparent 28rem),
    var(--bg);
  color: var(--text);
  line-height: 1.6;
}

a {
  color: inherit;
}

.wrap {
  width: min(1120px, calc(100% - 40px));
  margin: 0 auto;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  border-bottom: 1px solid rgba(39, 54, 76, 0.8);
  background: rgba(8, 17, 31, 0.84);
  backdrop-filter: blur(16px);
}

.nav {
  min-height: 72px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 28px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
  font-weight: 760;
  letter-spacing: -0.02em;
}

.brand-mark {
  width: 34px;
  height: 34px;
  display: grid;
  place-items: center;
  border-radius: 10px;
  background: linear-gradient(145deg, var(--accent), var(--blue));
  color: #07121f;
  font-weight: 900;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 22px;
  font-size: 0.93rem;
  color: var(--muted);
}

.nav-links a {
  text-decoration: none;
}

.nav-links a:hover {
  color: var(--text);
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 0 22px;
  border: 1px solid transparent;
  border-radius: 12px;
  background: var(--accent);
  color: #06131f;
  font-weight: 780;
  text-decoration: none;
  transition: transform 160ms ease, background 160ms ease;
}

.button:hover {
  transform: translateY(-2px);
  background: var(--accent-strong);
}

.button.secondary {
  border-color: var(--line);
  background: transparent;
  color: var(--text);
}

.hero {
  padding: 94px 0 74px;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.12fr 0.88fr;
  gap: 66px;
  align-items: center;
}

.eyebrow {
  margin: 0 0 18px;
  color: var(--accent);
  font-size: 0.83rem;
  font-weight: 800;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

h1,
h2,
h3 {
  line-height: 1.12;
  letter-spacing: -0.035em;
}

h1 {
  max-width: 760px;
  margin: 0 0 24px;
  font-size: clamp(2.65rem, 6vw, 5rem);
}

h2 {
  margin: 0 0 16px;
  font-size: clamp(2rem, 4vw, 3.1rem);
}

h3 {
  margin: 0 0 10px;
  font-size: 1.18rem;
}

.lede {
  max-width: 690px;
  margin: 0;
  color: var(--muted);
  font-size: 1.15rem;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 34px;
}

.trust-row {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 22px;
  margin-top: 30px;
  color: var(--muted);
  font-size: 0.9rem;
}

.trust-row span::before {
  content: "\2713";
  margin-right: 7px;
  color: var(--accent);
}

.product-art {
  position: relative;
  padding: 18px;
  border: 1px solid var(--line);
  border-radius: 24px;
  background: linear-gradient(150deg, rgba(112, 225, 194, 0.08), rgba(117, 167, 255, 0.04));
  box-shadow: var(--shadow);
}

.product-art img {
  width: 100%;
  display: block;
  border-radius: 15px;
}

.section {
  padding: 76px 0;
}

.section.alt {
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  background: rgba(13, 23, 39, 0.72);
}

.section-head {
  max-width: 720px;
  margin-bottom: 34px;
}

.section-head p,
.card p,
.legal p,
.legal li {
  color: var(--muted);
}

.grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
}

.card {
  min-height: 190px;
  padding: 26px;
  border: 1px solid var(--line);
  border-radius: 18px;
  background: rgba(16, 28, 46, 0.8);
}

.card .icon {
  width: 38px;
  height: 38px;
  display: grid;
  place-items: center;
  margin-bottom: 22px;
  border-radius: 10px;
  background: rgba(112, 225, 194, 0.12);
  color: var(--accent);
  font-weight: 900;
}

.code-window {
  overflow: auto;
  padding: 24px;
  border: 1px solid var(--line);
  border-radius: 18px;
  background: #050b14;
  color: #cfe0f5;
  font: 0.88rem/1.7 ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
}

.pricing {
  display: grid;
  grid-template-columns: 1fr 0.78fr;
  gap: 34px;
  align-items: stretch;
}

.price-card {
  padding: 38px;
  border: 1px solid rgba(112, 225, 194, 0.55);
  border-radius: 22px;
  background: linear-gradient(145deg, rgba(112, 225, 194, 0.1), rgba(16, 28, 46, 0.92));
  box-shadow: var(--shadow);
}

.price {
  margin: 12px 0 22px;
  font-size: 3.6rem;
  font-weight: 850;
  letter-spacing: -0.055em;
}

.price small {
  color: var(--muted);
  font-size: 1rem;
  font-weight: 600;
  letter-spacing: normal;
}

.checklist {
  padding: 0;
  margin: 26px 0;
  list-style: none;
}

.checklist li {
  margin: 12px 0;
  color: var(--muted);
}

.checklist li::before {
  content: "\2713";
  margin-right: 10px;
  color: var(--accent);
  font-weight: 800;
}

.notice {
  padding: 24px;
  border: 1px solid var(--line);
  border-radius: 18px;
  background: var(--panel-soft);
}

.faq {
  display: grid;
  gap: 12px;
}

details {
  padding: 20px 22px;
  border: 1px solid var(--line);
  border-radius: 14px;
  background: rgba(16, 28, 46, 0.72);
}

summary {
  cursor: pointer;
  font-weight: 730;
}

details p {
  margin: 12px 0 0;
  color: var(--muted);
}

.site-footer {
  padding: 34px 0 48px;
  border-top: 1px solid var(--line);
  color: var(--muted);
  font-size: 0.9rem;
}

.footer-row {
  display: flex;
  justify-content: space-between;
  gap: 24px;
}

.footer-links {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
}

.footer-links a {
  text-decoration: none;
}

.legal {
  max-width: 820px;
  padding: 76px 0 96px;
}

.legal h1 {
  font-size: clamp(2.4rem, 5vw, 4rem);
}

.legal h2 {
  margin-top: 44px;
  font-size: 1.55rem;
}

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

.meta {
  color: var(--muted);
}

@media (max-width: 840px) {
  .nav-links {
    display: none;
  }

  .hero-grid,
  .pricing,
  .grid {
    grid-template-columns: 1fr;
  }

  .hero {
    padding-top: 62px;
  }

  .product-art {
    max-width: 590px;
  }

  .footer-row {
    flex-direction: column;
  }
}