:root {
  color-scheme: dark;
  --bg: #05070d;
  --panel: #0e1422;
  --panel-2: #111b2d;
  --text: #f5f7fb;
  --muted: #9fb0c8;
  --line: rgba(160, 181, 216, 0.18);
  --accent: #35d4f0;
  --accent-2: #71f7b6;
  --warn: #ffd36e;
  --max: 1120px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-height: 100vh;
  background:
    radial-gradient(circle at 20% 10%, rgba(53, 212, 240, 0.18), transparent 34rem),
    radial-gradient(circle at 80% 15%, rgba(113, 247, 182, 0.1), transparent 32rem),
    linear-gradient(180deg, #05070d 0%, #090f19 54%, #05070d 100%);
  color: var(--text);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  line-height: 1.55;
}

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

.container {
  width: min(calc(100% - 2rem), var(--max));
  margin: 0 auto;
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 1.25rem 0;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
  color: var(--text);
  text-decoration: none;
  font-weight: 800;
  letter-spacing: -0.03em;
}

.logo {
  display: grid;
  grid-template-columns: repeat(3, 0.45rem);
  grid-template-rows: repeat(3, 0.45rem);
  gap: 0.16rem;
  padding: 0.45rem;
  border: 1px solid var(--line);
  border-radius: 0.9rem;
  background: rgba(255, 255, 255, 0.04);
}

.logo span {
  display: block;
  background: #fff;
  border-radius: 0.08rem;
}

.logo span:nth-child(3) {
  background: var(--accent);
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 1rem;
  color: var(--muted);
  font-size: 0.95rem;
}

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

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

.hero {
  padding: 5rem 0 3rem;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.35rem 0.7rem;
  border: 1px solid var(--line);
  border-radius: 999px;
  color: var(--accent-2);
  background: rgba(113, 247, 182, 0.06);
  font-size: 0.88rem;
}

h1 {
  max-width: 900px;
  margin: 1.2rem 0 1rem;
  font-size: clamp(2.55rem, 7vw, 5.9rem);
  line-height: 0.93;
  letter-spacing: -0.075em;
}

.lead {
  max-width: 720px;
  color: var(--muted);
  font-size: clamp(1.08rem, 2.2vw, 1.35rem);
}

.cta-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.85rem;
  margin-top: 2rem;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 3rem;
  padding: 0.85rem 1.1rem;
  border-radius: 999px;
  border: 1px solid var(--line);
  color: var(--text);
  text-decoration: none;
  font-weight: 750;
}

.button.primary {
  color: #021016;
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  border: 0;
}

.button.secondary {
  background: rgba(255, 255, 255, 0.04);
}

.grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1rem;
  margin: 3rem 0;
}

.feature-grid {
  width: min(calc(100% - 2rem), 980px);
  margin-left: auto;
  margin-right: auto;
}

.card {
  padding: 1.35rem;
  border: 1px solid var(--line);
  border-radius: 1.4rem;
  background: linear-gradient(180deg, rgba(255,255,255,0.055), rgba(255,255,255,0.025));
  box-shadow: 0 24px 70px rgba(0, 0, 0, 0.25);
}

.card h2,
.card h3 {
  margin-top: 0;
  letter-spacing: -0.035em;
}

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

.section {
  padding: 2.5rem 0;
}

.split {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 2rem;
  align-items: start;
}

.list {
  margin: 0;
  padding-left: 1.2rem;
}

.list li {
  margin: 0.5rem 0;
}

.notice {
  border-color: rgba(255, 211, 110, 0.28);
  background: rgba(255, 211, 110, 0.08);
}

.footer {
  padding: 3rem 0;
  border-top: 1px solid var(--line);
  color: var(--muted);
}

.footer-row {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  flex-wrap: wrap;
}

.legal-page {
  max-width: 820px;
  padding: 3rem 0 5rem;
}

.legal-page h1 {
  font-size: clamp(2.2rem, 5vw, 3.8rem);
}

@media (max-width: 760px) {
  .nav {
    align-items: flex-start;
    flex-direction: column;
  }

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

  .hero {
    padding-top: 3rem;
  }
}