:root {
  --bg: #0f0e17;
  --bg-soft: #171427;
  --card: rgba(255, 255, 255, 0.06);
  --border: rgba(255, 255, 255, 0.12);
  --text: #f7f5ff;
  --muted: rgba(247, 245, 255, 0.72);
  --accent: #8b5cf6;
  --accent-2: #f59e0b;
  --max: 860px;
}

* {
  box-sizing: border-box;
}

html {
  color-scheme: dark;
}

body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "SF Pro Display", "Segoe UI", sans-serif;
  color: var(--text);
  background:
    radial-gradient(circle at top, rgba(139, 92, 246, 0.32), transparent 36%),
    linear-gradient(180deg, #13111f 0%, var(--bg) 55%, #0a0911 100%);
  min-height: 100vh;
}

a {
  color: inherit;
}

.shell {
  width: min(calc(100% - 32px), var(--max));
  margin: 0 auto;
  padding: 32px 0 64px;
}

.hero,
.content-card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 28px;
  backdrop-filter: blur(18px);
  box-shadow: 0 18px 60px rgba(0, 0, 0, 0.28);
}

.hero {
  padding: 28px;
  margin-bottom: 20px;
}

.eyebrow {
  display: inline-block;
  margin-bottom: 14px;
  padding: 6px 12px;
  border-radius: 999px;
  background: rgba(245, 158, 11, 0.12);
  color: #ffd58a;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

h1 {
  margin: 0 0 10px;
  font-size: clamp(32px, 7vw, 56px);
  line-height: 0.95;
}

.subhead {
  margin: 0;
  max-width: 640px;
  color: var(--muted);
  font-size: 18px;
  line-height: 1.6;
}

.nav {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
  margin-top: 22px;
}

.nav a {
  text-decoration: none;
  padding: 12px 16px;
  border-radius: 14px;
  border: 1px solid var(--border);
  background: rgba(255, 255, 255, 0.04);
}

.nav a.primary {
  background: linear-gradient(135deg, var(--accent), #a78bfa);
  border-color: transparent;
}

.content-card {
  padding: 28px;
}

.meta {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
  margin-bottom: 18px;
  color: var(--muted);
  font-size: 14px;
}

.content-card h2 {
  margin: 24px 0 10px;
  font-size: 22px;
}

.content-card p,
.content-card li {
  color: var(--muted);
  font-size: 16px;
  line-height: 1.7;
}

.content-card ul {
  margin: 10px 0 0;
  padding-left: 20px;
}

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

.tile {
  padding: 18px;
  border-radius: 20px;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--border);
}

.tile h3 {
  margin: 0 0 8px;
  font-size: 16px;
}

.tile p {
  margin: 0;
  font-size: 14px;
}

.footer {
  margin-top: 18px;
  color: rgba(247, 245, 255, 0.55);
  font-size: 14px;
}

@media (max-width: 640px) {
  .shell {
    width: min(calc(100% - 20px), var(--max));
    padding-top: 20px;
  }

  .hero,
  .content-card {
    padding: 22px;
    border-radius: 24px;
  }
}