:root {
  --bg-deep: #0B0F1A;
  --bg-graphite: #111827;
  --bg-elevated: #1A1F2E;
  --accent-blue: #2563EB;
  --accent-cyan: #00E0FF;
  --accent-violet: #7C3AED;
  --text-silver: #C4C7D0;
  --text-white: #FFFFFF;

  --radius: 10px;
  --max-content: 760px;
  --max-hero: 960px;
  --font-sans: 'Inter', system-ui, -apple-system, 'Segoe UI', Roboto, sans-serif;
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  background: var(--bg-deep);
  color: var(--text-white);
  font-family: var(--font-sans);
  font-size: 17px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

a {
  color: var(--accent-cyan);
  text-decoration: none;
}
a:hover { text-decoration: underline; }

.container {
  max-width: var(--max-content);
  margin: 0 auto;
  padding: 32px 24px;
}

.container--hero { max-width: var(--max-hero); }

header.site {
  padding: 24px;
  border-bottom: 1px solid var(--bg-elevated);
}
header.site .nav {
  max-width: var(--max-hero);
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}
header.site .wordmark {
  font-weight: 700;
  letter-spacing: 0.02em;
  font-size: 18px;
}
header.site .nav-links a {
  color: var(--text-silver);
  margin-left: 24px;
  font-size: 14px;
}

.hero {
  padding: 80px 24px 64px;
  text-align: center;
}
.hero h1 {
  font-size: clamp(36px, 6vw, 64px);
  font-weight: 700;
  margin: 0 0 16px;
  letter-spacing: -0.01em;
}
.hero .tagline {
  font-size: clamp(18px, 2.4vw, 22px);
  color: var(--text-silver);
  margin: 0 0 24px;
}
.hero .lead {
  max-width: 640px;
  margin: 0 auto 40px;
  color: var(--text-silver);
}

.cta-row {
  display: flex;
  gap: 16px;
  justify-content: center;
  flex-wrap: wrap;
}
.btn {
  display: inline-block;
  padding: 14px 24px;
  border-radius: var(--radius);
  font-weight: 600;
  font-size: 16px;
  border: 1px solid transparent;
  transition: transform 240ms ease, background 240ms ease, color 240ms ease;
}
.btn:hover { text-decoration: none; transform: translateY(-1px); }
.btn--primary {
  background: var(--accent-blue);
  color: var(--text-white);
}
.btn--primary:hover { background: #1d4fd1; }
.btn--secondary {
  background: transparent;
  color: var(--accent-cyan);
  border-color: var(--accent-cyan);
}
.btn--secondary:hover { background: rgba(0, 224, 255, 0.08); }

article.legal h1 {
  font-size: clamp(28px, 4vw, 40px);
  margin: 0 0 16px;
}
article.legal h2 {
  font-size: 22px;
  margin: 40px 0 12px;
  color: var(--text-white);
}
article.legal h3 {
  font-size: 18px;
  margin: 24px 0 8px;
  color: var(--text-white);
}
article.legal p, article.legal li {
  color: var(--text-silver);
}
article.legal ul, article.legal ol {
  padding-left: 24px;
}
article.legal .meta {
  color: var(--text-silver);
  font-size: 14px;
  margin-bottom: 32px;
}

footer.site {
  border-top: 1px solid var(--bg-elevated);
  padding: 32px 24px;
  text-align: center;
  color: var(--text-silver);
  font-size: 14px;
}
footer.site a {
  color: var(--text-silver);
  margin: 0 12px;
}
footer.site .copyright { margin-top: 12px; }

.not-found {
  text-align: center;
  padding: 120px 24px;
}
.not-found h1 {
  font-size: 64px;
  margin: 0 0 8px;
}
.not-found p { color: var(--text-silver); }

@media (max-width: 720px) {
  .container { padding: 24px 18px; }
  .hero { padding: 48px 18px 40px; }
  header.site .nav-links a { margin-left: 14px; }
}