:root {
  --navy-950: #050d19;
  --navy-900: #071426;
  --navy-850: #0a1a2e;
  --navy-800: #102238;
  --navy-700: #19344e;
  --line: rgba(148, 163, 184, .18);
  --line-strong: rgba(148, 163, 184, .28);
  --text: #f4f8fc;
  --body: #c6d2df;
  --muted: #8294a8;
  --teal: #29d3bf;
  --teal-light: #79eadb;
  --teal-dark: #0d756e;
  --green: #5ee6ad;
  --content: 1180px;
  color-scheme: dark;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  font-synthesis: none;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; background: var(--navy-950); }
body {
  margin: 0;
  min-width: 320px;
  color: var(--body);
  background:
    radial-gradient(circle at 72% 12%, rgba(31, 195, 178, .10), transparent 26rem),
    linear-gradient(180deg, var(--navy-900) 0%, var(--navy-950) 58%, #040b14 100%);
  font-size: 16px;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}

a { color: inherit; text-decoration: none; }
svg {
  fill: none;
  stroke: currentColor;
  stroke-width: 1.8;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.skip-link {
  position: fixed;
  z-index: 100;
  top: 8px;
  left: 8px;
  padding: 9px 13px;
  border-radius: 6px;
  color: #032b29;
  background: var(--teal);
  transform: translateY(-150%);
}
.skip-link:focus { transform: translateY(0); }

.site-header {
  width: min(var(--content), calc(100% - 44px));
  min-height: 84px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 28px;
  border-bottom: 1px solid var(--line);
}
.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: var(--text);
  font-size: 1.18rem;
  font-weight: 750;
  letter-spacing: -.03em;
}
.brand-mark { width: 29px; height: 29px; color: var(--teal); }
.brand-mark path:first-child { fill: rgba(41, 211, 191, .06); }
nav { display: flex; align-items: center; gap: 30px; }
nav a { color: var(--muted); font-size: .8rem; font-weight: 600; }
nav a:hover, nav a:focus-visible { color: var(--text); }
.nav-login {
  padding: 7px 12px;
  border: 1px solid var(--line-strong);
  border-radius: 6px;
  color: var(--body);
}

main, footer { width: min(var(--content), calc(100% - 44px)); margin: 0 auto; }
.hero {
  min-height: 640px;
  padding: 86px 0 80px;
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(410px, .95fr);
  align-items: center;
  gap: clamp(52px, 8vw, 104px);
}
.eyebrow {
  margin: 0 0 15px;
  color: var(--teal);
  font-size: .72rem;
  font-weight: 750;
  letter-spacing: .15em;
  text-transform: uppercase;
}
h1, h2, h3 { color: var(--text); }
h1 {
  max-width: 720px;
  margin: 0;
  font-size: clamp(3.1rem, 6vw, 5.55rem);
  line-height: .98;
  letter-spacing: -.065em;
}
h1 span { color: var(--teal-light); }
.hero-lead {
  max-width: 620px;
  margin: 27px 0 0;
  color: var(--body);
  font-size: clamp(1.02rem, 1.5vw, 1.19rem);
  line-height: 1.65;
}
.hero-actions { margin-top: 34px; display: flex; flex-wrap: wrap; gap: 11px; }
.button {
  min-height: 43px;
  padding: 10px 17px;
  border: 1px solid transparent;
  border-radius: 7px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: .82rem;
  font-weight: 750;
  transition: transform .15s ease, border-color .15s ease, background .15s ease;
}
.button:hover { transform: translateY(-1px); }
.button:focus-visible, a:focus-visible { outline: 2px solid var(--teal-light); outline-offset: 3px; }
.button.primary { color: #032b29; background: var(--teal); }
.button.primary:hover { background: var(--teal-light); }
.button.secondary { color: var(--body); border-color: var(--line-strong); background: rgba(16, 34, 56, .65); }
.button.secondary:hover { border-color: var(--teal-dark); }
.hero-note { margin: 17px 0 0; color: var(--muted); font-size: .76rem; }

.control-visual {
  position: relative;
  overflow: hidden;
  border: 1px solid var(--line-strong);
  border-radius: 11px;
  background: linear-gradient(155deg, rgba(16, 34, 56, .96), rgba(7, 20, 38, .96));
  box-shadow: 0 30px 90px rgba(0, 0, 0, .28);
}
.control-visual::before {
  content: "";
  position: absolute;
  width: 170px;
  height: 170px;
  top: -100px;
  right: -65px;
  border-radius: 50%;
  background: rgba(41, 211, 191, .12);
  filter: blur(28px);
}
.visual-head, .visual-policy, .visual-foot {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}
.visual-head {
  padding: 13px 16px;
  border-bottom: 1px solid var(--line);
  color: var(--muted);
  font-size: .69rem;
  font-weight: 650;
}
.live-dot { width: 7px; height: 7px; margin-right: -5px; border-radius: 50%; background: var(--green); box-shadow: 0 0 0 4px rgba(94, 230, 173, .10); }
.visual-ref { margin-left: auto; font-family: ui-monospace, SFMono-Regular, Menlo, monospace; font-size: .62rem; }
.visual-policy { padding: 21px 18px 15px; }
.visual-label { display: block; color: var(--muted); font-size: .62rem; text-transform: uppercase; letter-spacing: .08em; }
.visual-policy strong { color: var(--text); font-size: .83rem; }
.status { color: var(--green); font-size: .69rem; font-weight: 700; }
.progress-track { height: 4px; margin: 0 18px; border-radius: 20px; background: var(--navy-700); }
.progress-track span { display: block; width: 100%; height: 100%; border-radius: inherit; background: var(--teal); }
.visual-steps { padding: 18px; display: grid; gap: 5px; }
.step {
  padding: 11px 12px;
  display: flex;
  align-items: center;
  gap: 12px;
  border: 1px solid rgba(148, 163, 184, .10);
  border-radius: 7px;
  background: rgba(5, 13, 25, .35);
}
.step-icon { width: 23px; height: 23px; flex: 0 0 auto; border-radius: 50%; display: grid; place-items: center; color: #05342f; background: var(--green); font-size: .69rem; font-weight: 800; }
.step strong { display: block; color: var(--text); font-size: .72rem; }
.step small { display: block; color: var(--muted); font-size: .62rem; }
.visual-foot { padding: 12px 18px; border-top: 1px solid var(--line); color: var(--muted); font-size: .64rem; }

.trust-strip {
  min-height: 72px;
  padding: 16px 0;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  align-items: center;
  gap: 20px;
}
.trust-strip span { position: relative; padding-left: 16px; color: var(--muted); font-size: .73rem; font-weight: 600; }
.trust-strip span::before { content: ""; position: absolute; left: 0; top: .58em; width: 5px; height: 5px; border-radius: 50%; background: var(--teal); }

.section { padding: 108px 0; border-bottom: 1px solid var(--line); }
.section-intro { max-width: 720px; }
.section-intro h2, .cta-section h2 {
  margin: 0;
  font-size: clamp(2rem, 4vw, 3.1rem);
  line-height: 1.12;
  letter-spacing: -.045em;
}
.section-intro > p:last-child { max-width: 630px; margin: 18px 0 0; color: var(--muted); }
.feature-grid {
  margin-top: 58px;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 42px;
}
.feature-grid article { border-top: 1px solid var(--line-strong); padding-top: 24px; }
.feature-grid svg { width: 28px; height: 28px; color: var(--teal); }
.feature-grid h3, .workflow h3, .edition-grid h3 { margin: 19px 0 8px; font-size: 1rem; }
.feature-grid p, .workflow p, .edition-grid p { margin: 0; color: var(--muted); font-size: .84rem; }

.workflow-section { display: grid; grid-template-columns: .8fr 1.2fr; gap: clamp(50px, 10vw, 140px); }
.workflow { margin: 0; padding: 0; list-style: none; }
.workflow li { padding: 24px 0; display: grid; grid-template-columns: 52px 1fr; gap: 20px; border-top: 1px solid var(--line); }
.workflow li:first-child { border-top-color: var(--line-strong); }
.number { color: var(--teal); font-family: ui-monospace, SFMono-Regular, Menlo, monospace; font-size: .72rem; }
.workflow h3 { margin-top: 0; }

.edition-grid { margin-top: 54px; display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
.edition-grid article { padding: 29px; border: 1px solid var(--line); border-radius: 9px; background: rgba(16, 34, 56, .36); }
.edition-name { margin: 0; color: var(--teal); font-size: .7rem; font-weight: 750; letter-spacing: .12em; text-transform: uppercase; }
.edition-grid h3 { margin-top: 13px; font-size: 1.15rem; }
.availability { display: inline-block; margin-top: 22px; color: var(--body); font-size: .72rem; font-weight: 650; }
.roadmap-note { margin: 22px 0 0; color: var(--muted); font-size: .74rem; }

.cta-section {
  min-height: 260px;
  padding: 66px 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 40px;
  border-bottom: 1px solid var(--line);
}
.cta-section h2 { max-width: 720px; }

footer {
  min-height: 210px;
  padding: 46px 0;
  display: grid;
  grid-template-columns: 1fr auto;
  align-content: start;
  gap: 7px 32px;
}
.footer-brand { font-size: 1rem; }
footer p { margin: 6px 0 0; color: var(--muted); font-size: .76rem; }
.footer-links { grid-column: 2; grid-row: 1 / span 2; display: flex; gap: 24px; align-items: center; }
.footer-links a { color: var(--muted); font-size: .76rem; }
.footer-links a:hover { color: var(--text); }
footer small { grid-column: 1 / -1; margin-top: 34px; color: #607286; font-size: .66rem; }

@media (max-width: 900px) {
  nav a:not(.nav-login) { display: none; }
  .hero { grid-template-columns: 1fr; padding-top: 72px; }
  .control-visual { width: min(560px, 100%); }
  .trust-strip { grid-template-columns: 1fr 1fr; }
  .workflow-section { grid-template-columns: 1fr; }
}

@media (max-width: 640px) {
  .site-header, main, footer { width: min(100% - 28px, var(--content)); }
  .site-header { min-height: 70px; }
  h1 { font-size: clamp(2.75rem, 15vw, 4.2rem); }
  .hero { min-height: 0; padding: 62px 0; gap: 50px; }
  .hero-actions { display: grid; }
  .control-visual { border-radius: 8px; }
  .visual-ref { display: none; }
  .trust-strip { grid-template-columns: 1fr; gap: 8px; padding: 22px 0; }
  .section { padding: 78px 0; }
  .feature-grid, .edition-grid { grid-template-columns: 1fr; gap: 27px; }
  .cta-section { align-items: flex-start; flex-direction: column; }
  footer { grid-template-columns: 1fr; }
  .footer-links { grid-column: 1; grid-row: auto; margin-top: 18px; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { transition-duration: .01ms !important; }
}