:root {
  --bg: #0a0a0a;
  --fg: #e8e8e8;
  --accent: #7c6fff;
  --muted: #888;
  --card-bg: #151515;
  --border: #252525;
  --max-w: 640px;
}

*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  font-size: 16px;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto,
    Helvetica, Arial, sans-serif;
  background: var(--bg);
  color: var(--fg);
  line-height: 1.6;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

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

a:hover {
  text-decoration: underline;
}

/* Layout */
.container {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 3rem 1.5rem;
  flex: 1;
}

header {
  text-align: center;
  margin-bottom: 3rem;
}

header h1 {
  font-size: 2rem;
  font-weight: 700;
  letter-spacing: -0.02em;
}

header p {
  color: var(--muted);
  margin-top: 0.5rem;
}

/* Cards / sections */
.card {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 1.5rem;
  margin-bottom: 1.5rem;
}

.card h2 {
  font-size: 1.15rem;
  margin-bottom: 0.75rem;
}

.card p,
.card ul {
  color: var(--muted);
  font-size: 0.95rem;
}

.card ul {
  list-style: disc;
  padding-left: 1.25rem;
}

.card li {
  margin-bottom: 0.35rem;
}

/* CTA button */
.cta {
  display: inline-block;
  background: var(--accent);
  color: #fff;
  padding: 0.75rem 2rem;
  border-radius: 8px;
  font-weight: 600;
  font-size: 1rem;
  margin-top: 1.5rem;
  transition: opacity 0.15s;
}

.cta:hover {
  opacity: 0.85;
  text-decoration: none;
}

/* Footer */
footer {
  text-align: center;
  padding: 2rem 1rem;
  color: var(--muted);
  font-size: 0.85rem;
  border-top: 1px solid var(--border);
}

footer nav {
  margin-bottom: 0.5rem;
}

footer nav a {
  color: var(--muted);
  margin: 0 0.75rem;
}

footer nav a:hover {
  color: var(--fg);
}