:root {
  color-scheme: dark;
  --bg: #020912;
  --bg-soft: #06111f;
  --surface: rgba(7, 28, 47, 0.76);
  --surface-strong: #092035;
  --line: rgba(151, 190, 232, 0.16);
  --text: #f5f9ff;
  --muted: #8ea4b8;
  --accent: #1d81d3;
  --accent-2: #0838c7;
  --success: #35dd86;
  --max: 1180px;
}

* { box-sizing: border-box; }

html {
  scroll-behavior: smooth;
  background: var(--bg);
}

body {
  margin: 0;
  min-width: 320px;
  color: var(--text);
  background:
    radial-gradient(circle at 16% 0%, rgba(29, 129, 211, 0.2), transparent 34rem),
    radial-gradient(circle at 88% 22%, rgba(60, 124, 243, 0.16), transparent 30rem),
    var(--bg);
  font-family: Inter, ui-sans-serif, -apple-system, BlinkMacSystemFont, "SF Pro Display", "Segoe UI", sans-serif;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

a { color: inherit; }

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

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
  background: rgba(2, 9, 18, 0.8);
  backdrop-filter: blur(22px);
  -webkit-backdrop-filter: blur(22px);
}

.site-nav {
  min-height: 76px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
  font-weight: 780;
  letter-spacing: -0.02em;
}

.brand img {
  width: 38px;
  height: 38px;
  object-fit: contain;
  border-radius: 10px;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 28px;
}

.nav-links a {
  color: var(--muted);
  text-decoration: none;
  font-size: 14px;
  font-weight: 650;
  transition: color 160ms ease;
}

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

.button {
  min-height: 46px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 0 20px;
  border: 1px solid transparent;
  border-radius: 14px;
  color: #fff;
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  box-shadow: 0 12px 34px rgba(19, 93, 205, 0.26);
  text-decoration: none;
  font-size: 14px;
  font-weight: 760;
  transition: transform 160ms ease, box-shadow 160ms ease;
}

.button:hover {
  transform: translateY(-1px);
  box-shadow: 0 16px 42px rgba(19, 93, 205, 0.36);
}

.button--ghost {
  border-color: var(--line);
  color: var(--text);
  background: rgba(255, 255, 255, 0.035);
  box-shadow: none;
}

.hero {
  padding: 104px 0 72px;
  text-align: center;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  padding: 7px 12px;
  border: 1px solid var(--line);
  border-radius: 999px;
  color: #9bc5ff;
  background: rgba(29, 129, 211, 0.1);
  font-size: 12px;
  font-weight: 760;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.eyebrow::before {
  content: "";
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--success);
  box-shadow: 0 0 16px rgba(53, 221, 134, 0.8);
}

.hero h1 {
  max-width: 900px;
  margin: 24px auto 20px;
  font-size: clamp(48px, 8vw, 92px);
  line-height: 0.98;
  letter-spacing: -0.065em;
}

.gradient-text {
  color: transparent;
  background: linear-gradient(115deg, #f4fbff 10%, #70a8ff 48%, #1d81d3 88%);
  background-clip: text;
  -webkit-background-clip: text;
}

.hero-copy {
  max-width: 690px;
  margin: 0 auto;
  color: var(--muted);
  font-size: clamp(17px, 2.2vw, 21px);
}

.hero-actions {
  margin-top: 32px;
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 12px;
}

.trust-line {
  margin-top: 26px;
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 10px 22px;
  color: #7f7d99;
  font-size: 13px;
}

.trust-line span::before {
  content: "✓";
  margin-right: 7px;
  color: var(--success);
}

.product-frame {
  position: relative;
  margin: 24px auto 110px;
  padding: 1px;
  border-radius: 28px;
  background: linear-gradient(145deg, rgba(172, 150, 255, 0.55), rgba(66, 84, 255, 0.08) 48%, rgba(255,255,255,0.12));
  box-shadow: 0 55px 130px rgba(0, 0, 0, 0.54), 0 0 110px rgba(86, 58, 255, 0.14);
}

.product-frame::before {
  content: "";
  position: absolute;
  inset: 10% 18%;
  z-index: -1;
  border-radius: 50%;
  background: rgba(105, 75, 255, 0.34);
  filter: blur(90px);
}

.product-frame img {
  display: block;
  width: 100%;
  border-radius: 27px;
  background: #0b0c1a;
}

.section {
  padding: 92px 0;
}

.section-heading {
  max-width: 680px;
  margin-bottom: 44px;
}

.section-heading h2,
.legal-hero h1 {
  margin: 12px 0 14px;
  font-size: clamp(36px, 5vw, 58px);
  line-height: 1.05;
  letter-spacing: -0.045em;
}

.section-heading p,
.legal-hero p { color: var(--muted); }

.feature-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
}

.feature-card {
  min-height: 260px;
  padding: 30px;
  border: 1px solid var(--line);
  border-radius: 24px;
  background:
    radial-gradient(circle at 100% 0%, rgba(115, 89, 255, 0.13), transparent 15rem),
    var(--surface);
}

.feature-icon {
  width: 44px;
  height: 44px;
  display: grid;
  place-items: center;
  margin-bottom: 52px;
  border: 1px solid rgba(170, 150, 255, 0.22);
  border-radius: 14px;
  color: #c1b4ff;
  background: rgba(119, 91, 255, 0.12);
  font-weight: 800;
}

.feature-card h3 {
  margin: 0 0 8px;
  font-size: 22px;
  letter-spacing: -0.025em;
}

.feature-card p { margin: 0; color: var(--muted); }

.privacy-panel {
  padding: 48px;
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 48px;
  align-items: center;
  border: 1px solid var(--line);
  border-radius: 30px;
  background:
    radial-gradient(circle at 15% 20%, rgba(108, 79, 255, 0.21), transparent 24rem),
    var(--surface-strong);
}

.privacy-panel h2 {
  margin: 0 0 14px;
  font-size: clamp(34px, 5vw, 54px);
  line-height: 1.06;
  letter-spacing: -0.045em;
}

.privacy-panel p { color: var(--muted); }

.privacy-list {
  display: grid;
  gap: 12px;
}

.privacy-list div {
  padding: 16px 18px;
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: 15px;
  color: #d9d6ed;
  background: rgba(255,255,255,0.035);
  font-size: 14px;
  font-weight: 650;
}

.cta {
  margin: 100px 0;
  padding: 64px 30px;
  border: 1px solid var(--line);
  border-radius: 30px;
  text-align: center;
  background:
    radial-gradient(circle at 50% 110%, rgba(90, 65, 255, 0.42), transparent 24rem),
    rgba(20, 22, 53, 0.72);
}

.cta h2 {
  max-width: 700px;
  margin: 0 auto 14px;
  font-size: clamp(34px, 5vw, 56px);
  line-height: 1.06;
  letter-spacing: -0.045em;
}

.cta p { margin: 0 auto 28px; color: var(--muted); }

.site-footer {
  padding: 32px 0 44px;
  border-top: 1px solid rgba(255,255,255,0.07);
  color: #7e7c96;
  font-size: 13px;
}

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

.footer-links { display: flex; gap: 20px; flex-wrap: wrap; }
.footer-links a { color: #aaa8c4; text-decoration: none; }
.footer-links a:hover { color: #fff; }

.legal-main { padding: 72px 0 110px; }

.legal-hero {
  max-width: 760px;
  margin-bottom: 42px;
}

.legal-hero .updated {
  color: #77758d;
  font-size: 13px;
}

.legal-card {
  padding: clamp(24px, 5vw, 54px);
  border: 1px solid var(--line);
  border-radius: 28px;
  background: rgba(16, 18, 43, 0.78);
}

.legal-card section + section {
  margin-top: 42px;
  padding-top: 38px;
  border-top: 1px solid rgba(255,255,255,0.07);
}

.legal-card h2 {
  margin: 0 0 12px;
  font-size: 24px;
  letter-spacing: -0.025em;
}

.legal-card h3 { margin: 24px 0 8px; font-size: 17px; }
.legal-card p, .legal-card li { color: #bbb9ce; }
.legal-card ul { padding-left: 22px; }
.legal-card a { color: #aa98ff; }

.support-grid {
  display: grid;
  grid-template-columns: 0.8fr 1.2fr;
  gap: 18px;
}

.support-box {
  padding: 28px;
  border: 1px solid var(--line);
  border-radius: 22px;
  background: rgba(16, 18, 43, 0.78);
}

.support-box h2 { margin-top: 0; }

.faq details {
  padding: 17px 0;
  border-bottom: 1px solid rgba(255,255,255,0.08);
}

.faq details:last-child { border-bottom: 0; }
.faq summary { cursor: pointer; color: #efedfa; font-weight: 680; }
.faq p { margin-bottom: 0; color: var(--muted); }

@media (max-width: 800px) {
  .nav-links > a:not(.button) { display: none; }
  .hero { padding-top: 78px; }
  .feature-grid, .privacy-panel, .support-grid { grid-template-columns: 1fr; }
  .privacy-panel { padding: 30px; }
  .feature-card { min-height: 230px; }
}

@media (max-width: 520px) {
  .site-shell { width: min(calc(100% - 28px), var(--max)); }
  .brand span { display: none; }
  .site-nav { min-height: 68px; }
  .hero { padding-top: 62px; }
  .hero h1 { font-size: 50px; }
  .product-frame { margin-bottom: 52px; border-radius: 18px; }
  .product-frame img { border-radius: 17px; }
  .section { padding: 66px 0; }
  .feature-card { padding: 24px; }
  .privacy-panel { gap: 26px; }
  .cta { margin: 64px 0; padding: 46px 22px; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { scroll-behavior: auto !important; transition: none !important; }
}