:root {
  --bg: #0b0f14;
  --panel: #121821;
  --text: #e6edf3;
  --muted: #9fb0c0;
  --accent: #7cc7ff;
  --accent-2: #8ae3cf;
  --btn-bg: #1a2330;
  --btn-border: #2a374a;
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  background: radial-gradient(1000px 600px at 10% -10%, rgba(124,199,255,.12), transparent 60%),
              radial-gradient(800px 500px at 110% 10%, rgba(138,227,207,.12), transparent 60%), var(--bg);
  color: var(--text);
  font-family: Inter, system-ui, -apple-system, Segoe UI, Roboto, Helvetica, Arial, "Apple Color Emoji", "Segoe UI Emoji";
  line-height: 1.6;
}

.container {
  max-width: 880px;
  margin: 0 auto;
  padding: 1.25rem;
}

.site-header {
  padding: 2.5rem 0 1rem;
  text-align: center;
}

.brand {
  margin: 0 0 .5rem;
  font-size: clamp(1.6rem, 3vw, 2rem);
  letter-spacing: .2px;
}

.tagline {
  margin: 0;
  color: var(--muted);
}

.card {
  background: linear-gradient(180deg, rgba(255,255,255,.04), rgba(255,255,255,.02));
  border: 1px solid rgba(255,255,255,.08);
  border-radius: 16px;
  padding: 1.25rem;
  margin: 1rem 0;
  box-shadow: 0 10px 30px rgba(0,0,0,.25);
}

.card.info { color: var(--muted); }

.actions {
  display: flex;
  flex-wrap: wrap;
  gap: .75rem;
  margin: 1rem 0 0;
}

.btn {
  display: inline-block;
  padding: .9rem 1.1rem;
  border-radius: 12px;
  background: var(--btn-bg);
  border: 1px solid var(--btn-border);
  color: var(--text);
  text-decoration: none;
  font-weight: 600;
  transition: transform .06s ease, background .2s ease, border-color .2s ease;
}

.btn:hover { transform: translateY(-1px); }
.btn:active { transform: translateY(0); }

.btn.secondary { background: #101723; }

.hint { color: var(--muted); font-size: .95rem; }

.bullets { padding-left: 1.1rem; }

.site-footer {
  text-align: center;
  padding: 2rem 0 3rem;
  color: var(--muted);
  font-size: .95rem;
}