:root {
  color-scheme: dark;
  --bg: #0b0d12;
  --surface: #121621;
  --surface-alt: #181e2a;
  --text: #f3f5f8;
  --muted: #b6beca;
  --border: #2a3240;
  --accent: #78d18b;
  --accent-strong: #9ae7aa;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  background: radial-gradient(circle at top, #151a26 0%, var(--bg) 45%);
  color: var(--text);
  line-height: 1.6;
}

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

.container {
  width: min(920px, calc(100% - 32px));
  margin: 0 auto;
}

.site-header {
  padding: 24px 0 8px;
}

.nav {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  align-items: center;
  justify-content: space-between;
}

.nav-links {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
}

.nav a,
.nav strong {
  text-decoration: none;
  color: var(--text);
}

.hero,
.card,
.legal {
  background: rgba(18, 22, 33, 0.88);
  border: 1px solid var(--border);
  border-radius: 20px;
  box-shadow: 0 16px 48px rgba(0, 0, 0, 0.22);
}

.hero {
  padding: 40px 28px;
  margin: 20px 0 24px;
}

.hero h1 {
  margin: 0 0 12px;
  font-size: clamp(2rem, 4vw, 3.2rem);
  line-height: 1.1;
}

.hero p {
  max-width: 700px;
  color: var(--muted);
  font-size: 1.06rem;
}

.button-row {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 24px;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 12px 16px;
  border-radius: 999px;
  border: 1px solid var(--border);
  background: var(--surface-alt);
  color: var(--text);
  text-decoration: none;
  font-weight: 600;
}

.button.primary {
  background: rgba(120, 209, 139, 0.15);
  border-color: rgba(120, 209, 139, 0.35);
  color: var(--accent-strong);
}

.grid {
  display: grid;
  gap: 16px;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  margin: 0 0 24px;
}

.card {
  padding: 20px;
}

.card h2,
.legal h1 {
  margin-top: 0;
}

.eyebrow {
  display: inline-block;
  margin-bottom: 12px;
  color: var(--accent-strong);
  font-size: 0.88rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.legal {
  padding: 28px;
  margin: 20px 0 32px;
}

.legal p,
.legal li {
  color: var(--muted);
}

.legal ul {
  padding-left: 20px;
}

.legal h2 {
  margin-top: 28px;
}

.site-footer {
  padding: 8px 0 40px;
  color: var(--muted);
  font-size: 0.95rem;
}

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

@media (max-width: 640px) {
  .hero,
  .legal,
  .card {
    padding: 22px 18px;
    border-radius: 16px;
  }
}