:root {
  --bg: #0d0d12;
  --bg-card: #16161f;
  --text: #e8e8f0;
  --text-dim: #9a9ab0;
  --accent: #7c5cff;
  --accent2: #00d4ff;
  --border: #26263a;
  --max: 760px;
}
* { box-sizing: border-box; margin: 0; padding: 0; }
body {
  background: var(--bg);
  color: var(--text);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  line-height: 1.7;
  font-size: 17px;
}
header {
  border-bottom: 1px solid var(--border);
  padding: 16px 20px;
  position: sticky;
  top: 0;
  background: rgba(13,13,18,0.95);
  backdrop-filter: blur(8px);
  z-index: 10;
}
.nav {
  max-width: var(--max);
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 10px;
}
.logo {
  font-weight: 800;
  font-size: 1.2rem;
  text-decoration: none;
  background: linear-gradient(90deg, var(--accent), var(--accent2));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.nav a.navlink {
  color: var(--text-dim);
  text-decoration: none;
  margin-left: 18px;
  font-size: 0.95rem;
}
.nav a.navlink:hover { color: var(--text); }
main {
  max-width: var(--max);
  margin: 0 auto;
  padding: 40px 20px 80px;
}
h1 { font-size: 2rem; line-height: 1.25; margin-bottom: 12px; }
h2 { font-size: 1.4rem; margin: 36px 0 12px; }
h3 { font-size: 1.15rem; margin: 28px 0 10px; }
p { margin-bottom: 16px; }
ul, ol { margin: 0 0 16px 24px; }
li { margin-bottom: 8px; }
a { color: var(--accent2); }
.meta { color: var(--text-dim); font-size: 0.9rem; margin-bottom: 28px; }
.hero { text-align: center; padding: 30px 0 40px; }
.hero h1 {
  font-size: 2.4rem;
  background: linear-gradient(90deg, var(--accent), var(--accent2));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.hero p { color: var(--text-dim); max-width: 540px; margin: 12px auto 0; }
.card-grid { display: grid; gap: 16px; margin-top: 28px; }
.card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 22px;
  text-decoration: none;
  display: block;
  transition: border-color 0.15s ease, transform 0.15s ease;
}
.card:hover { border-color: var(--accent); transform: translateY(-2px); }
.card h3 { margin: 0 0 8px; color: var(--text); }
.card p { color: var(--text-dim); font-size: 0.95rem; margin: 0; }
.tag {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--accent2);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin-bottom: 10px;
}
.callout {
  background: var(--bg-card);
  border-left: 3px solid var(--accent);
  border-radius: 0 8px 8px 0;
  padding: 14px 18px;
  margin: 20px 0;
  font-size: 0.95rem;
  color: var(--text-dim);
}
table {
  width: 100%;
  border-collapse: collapse;
  margin: 20px 0;
  font-size: 0.92rem;
}
th, td {
  border: 1px solid var(--border);
  padding: 10px 12px;
  text-align: left;
  vertical-align: top;
}
th { background: var(--bg-card); }
footer {
  border-top: 1px solid var(--border);
  padding: 30px 20px;
  text-align: center;
  color: var(--text-dim);
  font-size: 0.85rem;
}
footer a { color: var(--text-dim); }
.disclosure-note {
  font-size: 0.85rem;
  color: var(--text-dim);
  border: 1px dashed var(--border);
  border-radius: 8px;
  padding: 10px 14px;
  margin-bottom: 24px;
}
@media (max-width: 600px) {
  h1 { font-size: 1.6rem; }
  .hero h1 { font-size: 1.9rem; }
}