:root {
  color-scheme: dark;
  --bg: #0d1110;
  --surface: #151a18;
  --surface-strong: #1d2420;
  --line: #2a332f;
  --text: #f4f1e8;
  --muted: #a7b0aa;
  --soft: #d8dfd5;
  --accent: #72f0a3;
  --accent-strong: #2fdc7a;
  --warm: #f3c86d;
  --danger: #ff8f70;
  --shadow: 0 24px 80px rgba(0, 0, 0, 0.38);
  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;
  min-width: 320px;
  background:
    radial-gradient(circle at 18% 12%, rgba(114, 240, 163, 0.12), transparent 32rem),
    radial-gradient(circle at 86% 4%, rgba(243, 200, 109, 0.1), transparent 28rem),
    var(--bg);
  color: var(--text);
}

a {
  color: inherit;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 5;
  display: flex;
  min-height: 72px;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  border-bottom: 1px solid rgba(244, 241, 232, 0.08);
  background: rgba(13, 17, 16, 0.88);
  padding: 0 32px;
  backdrop-filter: blur(16px);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  font-size: 18px;
  font-weight: 720;
}

.brand-mark {
  display: grid;
  width: 34px;
  height: 34px;
  place-items: center;
  border: 1px solid rgba(114, 240, 163, 0.55);
  background: linear-gradient(135deg, rgba(114, 240, 163, 0.2), rgba(243, 200, 109, 0.16));
  color: var(--accent);
}

.top-nav {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 18px;
  color: var(--muted);
  font-size: 14px;
}

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

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

main {
  overflow: hidden;
}

.hero {
  display: grid;
  grid-template-columns: minmax(0, 0.88fr) minmax(420px, 1.12fr);
  gap: 44px;
  align-items: center;
  min-height: calc(100vh - 72px);
  padding: 76px 32px 44px;
}

.hero-copy,
.section,
.feature-grid,
.site-footer {
  width: min(1180px, 100%);
  margin: 0 auto;
}

.hero-copy {
  max-width: 660px;
}

.eyebrow {
  margin: 0 0 16px;
  color: var(--accent);
  font-size: 12px;
  font-weight: 780;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

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

h1 {
  margin-bottom: 24px;
  max-width: 760px;
  font-size: clamp(44px, 8vw, 92px);
  line-height: 0.95;
  letter-spacing: 0;
}

h2 {
  margin-bottom: 18px;
  font-size: clamp(32px, 4vw, 56px);
  line-height: 1.02;
  letter-spacing: 0;
}

h3 {
  margin-bottom: 12px;
  font-size: 21px;
  letter-spacing: 0;
}

.hero-text {
  max-width: 620px;
  color: var(--soft);
  font-size: 21px;
  line-height: 1.55;
}

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

.button {
  display: inline-flex;
  min-height: 46px;
  align-items: center;
  justify-content: center;
  border: 1px solid transparent;
  padding: 0 18px;
  text-decoration: none;
  font-weight: 720;
}

.button.primary {
  background: var(--accent);
  color: #06120b;
}

.button.secondary {
  border-color: rgba(244, 241, 232, 0.18);
  background: rgba(244, 241, 232, 0.04);
  color: var(--text);
}

.trust-strip {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 30px;
}

.trust-strip span {
  border: 1px solid rgba(114, 240, 163, 0.22);
  background: rgba(114, 240, 163, 0.08);
  padding: 8px 10px;
  color: var(--soft);
  font-size: 13px;
}

.hero-visual {
  width: min(100%, 900px);
  justify-self: end;
  border: 1px solid rgba(244, 241, 232, 0.12);
  background: rgba(21, 26, 24, 0.68);
  box-shadow: var(--shadow);
}

.hero-visual img {
  display: block;
  width: 100%;
  height: auto;
}

.section {
  padding: 88px 32px;
}

.split {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr);
  gap: 56px;
  border-top: 1px solid rgba(244, 241, 232, 0.1);
}

.copy-stack {
  color: var(--soft);
  font-size: 18px;
  line-height: 1.7;
}

.copy-stack p:last-child,
.privacy-panel p:last-child,
.start-panel p:last-child {
  margin-bottom: 0;
}

.feature-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 1px;
  padding: 0 32px 88px;
}

.feature-grid article {
  min-height: 260px;
  border: 1px solid rgba(244, 241, 232, 0.1);
  background: rgba(21, 26, 24, 0.72);
  padding: 24px;
}

.feature-grid p,
.use-case-list p,
.privacy-panel p,
.start-panel p,
.site-footer {
  color: var(--muted);
  line-height: 1.65;
}

.feature-icon {
  display: inline-flex;
  margin-bottom: 42px;
  color: var(--warm);
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 13px;
}

.use-cases {
  border-top: 1px solid rgba(244, 241, 232, 0.1);
}

.section-heading {
  max-width: 820px;
}

.use-case-list {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
  margin-top: 34px;
}

.use-case-list article {
  border: 1px solid rgba(244, 241, 232, 0.1);
  background: rgba(244, 241, 232, 0.035);
  padding: 24px;
}

.privacy-panel,
.start-panel {
  display: grid;
  grid-template-columns: minmax(0, 0.85fr) minmax(0, 1.15fr);
  gap: 48px;
  align-items: start;
  border-top: 1px solid rgba(244, 241, 232, 0.1);
}

.privacy-list {
  display: grid;
  gap: 12px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.privacy-list li {
  border-left: 3px solid rgba(114, 240, 163, 0.6);
  background: rgba(21, 26, 24, 0.82);
  padding: 14px 16px;
  color: var(--soft);
}

.command-card {
  display: grid;
  gap: 10px;
  border: 1px solid rgba(114, 240, 163, 0.28);
  background: #090d0c;
  padding: 18px;
  box-shadow: var(--shadow);
}

.command-card code {
  display: block;
  overflow-x: auto;
  border: 1px solid rgba(244, 241, 232, 0.08);
  background: rgba(244, 241, 232, 0.05);
  padding: 13px 14px;
  color: var(--accent);
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 14px;
}

.site-footer {
  display: flex;
  justify-content: space-between;
  gap: 18px;
  border-top: 1px solid rgba(244, 241, 232, 0.1);
  padding: 26px 32px 34px;
  font-size: 14px;
}

.site-footer p {
  margin: 0;
}

.site-footer a {
  color: var(--accent);
  text-decoration: none;
}

@media (max-width: 980px) {
  .hero,
  .split,
  .privacy-panel,
  .start-panel {
    grid-template-columns: 1fr;
  }

  .hero {
    min-height: auto;
    padding-top: 58px;
  }

  .hero-visual {
    justify-self: stretch;
  }

  .feature-grid,
  .use-case-list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 680px) {
  .site-header {
    position: static;
    align-items: flex-start;
    padding: 18px;
  }

  .top-nav {
    display: none;
  }

  .hero,
  .section,
  .feature-grid,
  .site-footer {
    padding-left: 18px;
    padding-right: 18px;
  }

  .hero-text {
    font-size: 18px;
  }

  .feature-grid,
  .use-case-list {
    grid-template-columns: 1fr;
  }

  .feature-grid article {
    min-height: 220px;
  }

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