:root {
  color-scheme: dark;
  --bg: #07090f;
  --surface: rgba(19, 23, 34, 0.82);
  --surface-strong: #151a26;
  --text: #f5f6fa;
  --muted: #adb5c7;
  --line: rgba(255, 255, 255, 0.1);
  --accent: #ff8f70;
  --accent-2: #8d86ff;
  --max: 960px;
}

* { box-sizing: border-box; }

html {
  min-height: 100%;
  overflow-x: hidden;
  overflow-x: clip;
  scroll-behavior: smooth;
}

body {
  min-height: 100%;
  margin: 0;
  overflow-x: hidden;
  overflow-x: clip;
  color: var(--text);
  background:
    radial-gradient(circle at 18% -8%, rgba(141, 134, 255, 0.22), transparent 34rem),
    radial-gradient(circle at 88% 10%, rgba(255, 143, 112, 0.2), transparent 30rem),
    var(--bg);
  font: 16px/1.68 -apple-system, BlinkMacSystemFont, "SF Pro Text", "Segoe UI", sans-serif;
  -webkit-font-smoothing: antialiased;
}

a { color: inherit; }

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

.site-header {
  position: sticky;
  z-index: 10;
  top: 0;
  border-bottom: 1px solid var(--line);
  background: rgba(7, 9, 15, 0.78);
  backdrop-filter: blur(18px) saturate(130%);
}

.nav {
  min-height: 64px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 11px;
  color: var(--text);
  font-weight: 700;
  letter-spacing: -0.015em;
  text-decoration: none;
}

.brand img {
  width: 34px;
  height: 34px;
  border-radius: 9px;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.3);
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 22px;
  color: var(--muted);
  font-size: 14px;
}

.nav-links a { text-decoration: none; }
.nav-links a:hover { color: var(--text); }

.hero {
  min-height: 620px;
  display: grid;
  grid-template-columns: minmax(0, 1.2fr) minmax(260px, 0.8fr);
  align-items: center;
  gap: 72px;
  padding: 88px 0 96px;
}

.eyebrow {
  margin: 0 0 14px;
  color: var(--accent);
  font-size: 13px;
  font-weight: 750;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

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

h1 {
  max-width: 720px;
  margin-bottom: 22px;
  font-size: clamp(46px, 8vw, 78px);
  line-height: 0.98;
  letter-spacing: -0.058em;
}

.gradient-text {
  color: transparent;
  background: linear-gradient(100deg, #fff 4%, #fbb4a1 48%, #aaa4ff 92%);
  -webkit-background-clip: text;
  background-clip: text;
}

.lede {
  max-width: 610px;
  margin-bottom: 30px;
  color: var(--muted);
  font-size: clamp(18px, 2.5vw, 22px);
  line-height: 1.5;
}

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

.button {
  display: inline-flex;
  min-height: 48px;
  align-items: center;
  justify-content: center;
  padding: 0 20px;
  border: 1px solid var(--line);
  border-radius: 14px;
  background: rgba(255, 255, 255, 0.06);
  font-weight: 650;
  text-decoration: none;
}

.button.primary {
  border-color: transparent;
  color: #11131a;
  background: linear-gradient(120deg, #ffb19b, #b2adff);
}

.app-icon-wrap {
  position: relative;
  display: grid;
  place-items: center;
}

.app-icon-wrap::before {
  position: absolute;
  width: 118%;
  height: 118%;
  border-radius: 32%;
  background: linear-gradient(135deg, rgba(255, 143, 112, 0.35), rgba(141, 134, 255, 0.28));
  content: "";
  filter: blur(48px);
}

.app-icon {
  position: relative;
  width: min(100%, 300px);
  border-radius: 23%;
  box-shadow: 0 38px 90px rgba(0, 0, 0, 0.46);
}

.feature-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
  padding-bottom: 100px;
}

.card {
  padding: 26px;
  border: 1px solid var(--line);
  border-radius: 22px;
  background: var(--surface);
}

.card h2, .card h3 {
  margin-bottom: 10px;
  font-size: 19px;
  letter-spacing: -0.02em;
}

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

.page-main { padding: 72px 0 96px; }

.page-title {
  max-width: 760px;
  margin-bottom: 54px;
}

.page-title h1 {
  margin-bottom: 18px;
  font-size: clamp(42px, 7vw, 64px);
}

.page-title .lede { margin-bottom: 16px; }

.updated { color: var(--muted); font-size: 14px; }

.language-block {
  display: grid;
  grid-template-columns: 160px minmax(0, 1fr);
  gap: 36px;
  padding: 44px 0;
  border-top: 1px solid var(--line);
}

.language-label {
  position: sticky;
  top: 92px;
  align-self: start;
  color: var(--accent);
  font-size: 13px;
  font-weight: 750;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.prose { max-width: 700px; }
.prose section + section { margin-top: 36px; }
.prose h2 { margin-bottom: 10px; font-size: 22px; letter-spacing: -0.025em; }
.prose p, .prose li { color: #c4cada; }
.prose ul { padding-left: 1.2em; }
.prose a { color: #d8d5ff; text-underline-offset: 3px; }

.support-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
  margin: 28px 0 42px;
}

.contact-card { grid-column: 1 / -1; }
.contact-link { color: #d8d5ff; font-size: 20px; font-weight: 650; text-underline-offset: 4px; }

.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: 24px; }
.footer-links { display: flex; gap: 18px; }
.footer-links a { text-decoration: none; }

@media (max-width: 740px) {
  .shell { width: min(calc(100% - 28px), var(--max)); }
  .nav-links { gap: 14px; }
  .nav-links .optional { display: none; }
  .hero { min-height: auto; grid-template-columns: 1fr; gap: 58px; padding: 64px 0 76px; }
  .hero-copy { order: 2; }
  .app-icon-wrap { order: 1; }
  .app-icon { width: 180px; }
  .feature-grid { grid-template-columns: 1fr; padding-bottom: 76px; }
  .page-main { padding: 56px 0 72px; }
  .page-title { margin-bottom: 38px; }
  .language-block { grid-template-columns: 1fr; gap: 18px; padding: 38px 0; }
  .language-label { position: static; }
  .support-grid { grid-template-columns: 1fr; }
  .contact-card { grid-column: auto; }
  .footer-row { flex-direction: column; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
}