/* Basic reset and variables */
:root {
  --bg: #0e1013;
  --surface: #171a20;
  --text: #e8edf2;
  --muted: #9aa6b2;
  --primary: #4ade80;
  --primary-contrast: #0b110d;
  --outline: #2a303b;
}

* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body {
  font-family: 'Inter', system-ui, -apple-system, Segoe UI, Roboto, Arial, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
}

/* Layout */
.container {
  width: min(1100px, 92vw);
  margin: 0 auto;
  padding: 24px;
}

header.container {
  padding-top: 48px;
  padding-bottom: 16px;
}

.lead { color: var(--muted); font-size: 1.08rem; }

.eyebrow {
  color: var(--muted);
  margin: 0 0 8px;
  letter-spacing: .04em;
  text-transform: uppercase;
  font-size: .85rem;
}

h1 { font-size: clamp(1.8rem, 2.6vw + 1rem, 3rem); margin: 0 0 8px; }
h2 { font-size: clamp(1.3rem, 1.6vw + .9rem, 2rem); margin: 0 0 12px; }
h3 { font-size: 1.2rem; margin: 0 0 8px; }

.highlight { color: var(--primary); }

/* Cards & sections */
.card {
  background: var(--surface);
  border: 1px solid var(--outline);
  border-radius: 16px;
  padding: 20px;
  margin: 16px 0;
  box-shadow: 0 10px 20px rgba(0,0,0,.25);
}

.grid-2 {
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
}
@media (min-width: 880px) {
  .grid-2 { grid-template-columns: 1.2fr .8fr; }
}

/* Lists */
.checklist li { margin: 8px 0; }
.checklist { padding-left: 18px; }

/* Buttons */
.btn {
  display: inline-block;
  padding: 12px 18px;
  border-radius: 12px;
  font-weight: 700;
  text-decoration: none;
  border: 2px solid transparent;
  transition: transform .08s ease, background .2s ease, border-color .2s ease;
}

.btn:hover { transform: translateY(-1px); }

.btn-primary {
  background: var(--primary);
  color: var(--primary-contrast);
}
.btn-primary.btn-lg { padding: 14px 22px; font-size: 1.02rem; }

.btn-outline {
  background: transparent;
  color: var(--text);
  border-color: var(--primary);
}

/* CTA Row */
.cta-row {
  margin-top: 18px;
  display: flex;
  gap: 12px;
}

/* Footer */
.footer {
  margin-top: 40px;
  color: var(--muted);
  text-align: center;
}
.footer a { color: var(--text); }
.footer-links { margin-bottom: 10px; }

/* Details FAQ */
details {
  background: rgba(255,255,255,0.02);
  border: 1px solid var(--outline);
  border-radius: 12px;
  padding: 12px 14px;
  margin: 10px 0;
}
details summary {
  cursor: pointer;
  font-weight: 600;
}

/* Notes */
.note {
  font-size: .95rem;
  color: var(--muted);
  background: rgba(255,255,255,0.03);
  border-left: 3px solid var(--primary);
  padding: 10px 12px;
  border-radius: 8px;
}