:root {
  color-scheme: dark;
  --bg: #0c0d10;
  --bg-elev: #15171c;
  --fg: #f3f5f8;
  --fg-dim: #a8afba;
  --fg-muted: #6e7682;
  --accent: #5b8cff;
  --accent-strong: #7aa1ff;
  --green: #9bdc8d;
  --orange: #ffb86b;
  --purple: #d790f3;
  --border: #2a2e36;
  --max: 920px;
}

* { box-sizing: border-box; }

html, body { margin: 0; padding: 0; }

body {
  background: radial-gradient(1200px 600px at 50% -200px, #1a223a 0%, var(--bg) 60%) var(--bg);
  color: var(--fg);
  font-family: -apple-system, BlinkMacSystemFont, "SF Pro Text", "Helvetica Neue", Arial, sans-serif;
  font-size: 16px;
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
}

.container {
  max-width: var(--max);
  margin: 0 auto;
  padding: 0 24px;
}

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

code {
  font-family: ui-monospace, "SF Mono", Menlo, Consolas, monospace;
  font-size: 0.9em;
  background: var(--bg-elev);
  border: 1px solid var(--border);
  border-radius: 5px;
  padding: 1px 6px;
}

/* Hero */
.hero {
  text-align: center;
  padding: 88px 0 56px;
}
.hero-icon {
  width: 120px;
  height: 120px;
  border-radius: 26px;
  box-shadow: 0 14px 40px rgba(0,0,0,0.45);
}
.hero h1 {
  font-size: 44px;
  margin: 24px 0 8px;
  letter-spacing: -0.02em;
}
.tagline {
  font-size: 20px;
  color: var(--accent-strong);
  margin: 0 0 18px;
}
.lede {
  max-width: 640px;
  margin: 0 auto;
  color: var(--fg-dim);
  font-size: 17px;
}
.cta-row {
  display: flex;
  gap: 12px;
  justify-content: center;
  margin-top: 30px;
}
.cta {
  display: inline-block;
  padding: 12px 22px;
  border-radius: 10px;
  font-weight: 600;
  font-size: 15px;
}
.cta.primary {
  background: var(--accent);
  color: #fff;
}
.cta.primary:hover { background: var(--accent-strong); text-decoration: none; }
.cta.ghost {
  border: 1px solid var(--border);
  color: var(--fg);
}
.cta.ghost:hover { border-color: var(--accent); text-decoration: none; }

/* Sections */
section {
  padding: 56px 0;
}
h2 {
  font-size: 28px;
  letter-spacing: -0.01em;
  margin: 0 0 28px;
}
h3 {
  font-size: 17px;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--accent-strong);
  margin: 32px 0 14px;
}

.feature-group { margin-bottom: 36px; }

ul.features {
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  grid-template-columns: 1fr;
  gap: 10px;
}
@media (min-width: 700px) {
  ul.features { grid-template-columns: 1fr 1fr; gap: 12px 24px; }
}
ul.features li {
  padding: 14px 16px;
  background: var(--bg-elev);
  border: 1px solid var(--border);
  border-radius: 10px;
  color: var(--fg-dim);
}
ul.features li b {
  color: var(--fg);
  font-weight: 600;
}

.values ul.features li b { color: var(--green); }

/* Privacy / support pages */
.page-header {
  padding: 72px 0 36px;
  border-bottom: 1px solid var(--border);
}
.page-header h1 {
  font-size: 36px;
  margin: 12px 0 8px;
}
.back {
  color: var(--fg-dim);
  font-size: 14px;
}
.prose {
  padding: 40px 24px 80px;
  max-width: 740px;
}
.prose h2 {
  font-size: 22px;
  margin-top: 36px;
  margin-bottom: 12px;
}
.prose h3 {
  font-size: 16px;
  text-transform: none;
  letter-spacing: 0;
  color: var(--fg);
  margin-top: 28px;
  margin-bottom: 8px;
}
.prose p, .prose li { color: var(--fg-dim); }
.prose p b, .prose li b { color: var(--fg); }
.prose ul { padding-left: 22px; }

/* Footer */
footer {
  border-top: 1px solid var(--border);
  padding: 28px 0 44px;
  margin-top: 48px;
  color: var(--fg-muted);
  font-size: 14px;
  text-align: center;
}
footer a { color: var(--fg-dim); }