:root {
  --bg: #0c1b12;
  --fg: #e7f0e9;
  --muted: #9fb5a6;
  --accent: #7dd3a8;
  --card: #13291b;
  --border: #23402c;
}
* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body {
  font-family: system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  background: var(--bg);
  color: var(--fg);
  line-height: 1.65;
}
a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }
.container { max-width: 800px; margin: 0 auto; padding: 0 1.2rem; }

.site-header { border-bottom: 1px solid var(--border); background: #0a1610; }
.header-inner { display: flex; align-items: center; justify-content: space-between; padding: 1rem 1.2rem; }
.brand { font-weight: 700; color: var(--fg); letter-spacing: .02em; }
.brand:hover { text-decoration: none; }
.site-nav a { margin-left: 1.2rem; color: var(--muted); }
.site-nav a:hover { color: var(--fg); }

.hero { padding: 4.5rem 1.2rem 2.5rem; text-align: center; }
.eyebrow { color: var(--accent); text-transform: uppercase; letter-spacing: .25em; font-size: .8rem; margin-bottom: .6rem; }
.hero h1 { font-size: 2.9rem; margin: 0 0 .8rem; }
.hero .sub { font-size: 1.25rem; color: var(--muted); max-width: 36rem; margin: 0 auto 1.6rem; }
.btn { display: inline-block; background: var(--accent); color: #0a1610; padding: .7rem 1.5rem; border-radius: 999px; font-weight: 600; }
.btn:hover { text-decoration: none; filter: brightness(1.08); }
.btn.outline { background: transparent; color: var(--accent); border: 1px solid var(--accent); }

.section { padding: 2.2rem 0; }
.section h2 { text-align: center; }
.center { text-align: center; }
.muted { color: var(--muted); }
.grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 1.2rem; }
.card { background: var(--card); border: 1px solid var(--border); border-radius: 12px; padding: 1.3rem; }
.card h3 { margin-top: 0; color: var(--accent); }

.prose p { color: #d3e2d6; }
.prose ol { padding-left: 1.2rem; }
.prose li { margin-bottom: .8rem; color: #d3e2d6; }
.prose strong { color: var(--accent); }
.page h1 { text-align: center; margin-bottom: 1.2rem; }
.page { padding-top: 3rem; }

.site-footer { border-top: 1px solid var(--border); margin-top: 3rem; padding: 1.5rem 0; color: var(--muted); font-size: .9rem; text-align: center; }
.site-footer p { margin: 0; }