:root {
  --navy: #1e3a8a;
  --navy-dark: #1e293b;
  --navy-hover: #1e40af;
  --ink: #0f172a;
  --ink-soft: #334155;
  --muted: #64748b;
  --line: #e2e8f0;
  --bg: #e8ecf2;
  --card: #ffffff;
  --green: #15803d;
  --amber: #b45309;
  --red: #b91c1c;
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", system-ui, sans-serif;
  background: var(--bg);
  color: var(--ink);
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
}

a {
  color: var(--navy);
  text-decoration: none;
}

a:hover {
  color: var(--navy-hover);
  text-decoration: underline;
}

.container {
  max-width: 880px;
  margin: 0 auto;
  padding: 0 24px;
}

/* Nav */
.nav {
  padding: 20px 0;
  border-bottom: 1px solid var(--line);
  background: var(--card);
}

.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 800;
  font-size: 1.05rem;
  letter-spacing: -0.01em;
  color: var(--navy);
}

.brand img {
  width: 28px;
  height: 28px;
  border-radius: 6px;
}

.nav-links {
  display: flex;
  gap: 24px;
  font-size: 0.9rem;
  font-weight: 500;
}

.nav-links a {
  color: var(--ink-soft);
}

/* Hero */
.hero {
  padding: 72px 0 56px;
  text-align: center;
}

.hero img.hero-icon {
  width: 96px;
  height: 96px;
  border-radius: 20px;
  box-shadow: 0 8px 24px rgba(30, 58, 138, 0.18);
  margin-bottom: 28px;
}

.hero h1 {
  font-size: 2.6rem;
  font-weight: 800;
  line-height: 1.1;
  letter-spacing: -0.03em;
  color: var(--ink);
  margin-bottom: 18px;
  max-width: 680px;
  margin-left: auto;
  margin-right: auto;
}

.hero p.lede {
  font-size: 1.12rem;
  color: var(--ink-soft);
  max-width: 560px;
  margin: 0 auto 32px;
}

.cta-row {
  display: flex;
  gap: 12px;
  justify-content: center;
  flex-wrap: wrap;
}

.btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--navy);
  color: #fff;
  padding: 13px 22px;
  border-radius: 10px;
  font-weight: 600;
  font-size: 0.95rem;
  border: none;
  cursor: pointer;
  transition: background 0.15s;
}

.btn-primary:hover {
  background: var(--navy-hover);
  color: #fff;
  text-decoration: none;
}

.btn-secondary {
  display: inline-flex;
  align-items: center;
  padding: 13px 22px;
  border-radius: 10px;
  font-weight: 600;
  font-size: 0.95rem;
  color: var(--navy);
  background: transparent;
  border: 1.5px solid var(--line);
  transition: border-color 0.15s, background 0.15s;
}

.btn-secondary:hover {
  border-color: var(--navy);
  background: var(--card);
  text-decoration: none;
}

.hero-note {
  margin-top: 22px;
  font-size: 0.82rem;
  color: var(--muted);
}

/* Sections */
section {
  padding: 60px 0;
}

h2 {
  font-size: 1.6rem;
  font-weight: 800;
  letter-spacing: -0.02em;
  margin-bottom: 10px;
  color: var(--ink);
}

.section-lede {
  color: var(--ink-soft);
  margin-bottom: 32px;
  max-width: 560px;
}

/* Signal cards */
.signals {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 14px;
}

.signal-card {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 20px;
}

.signal-card h3 {
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--navy);
  margin-bottom: 10px;
}

.signal-card p {
  font-size: 0.92rem;
  color: var(--ink-soft);
  line-height: 1.5;
}

/* How it works steps */
.steps {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 14px;
  counter-reset: step;
}

.step {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 22px;
  position: relative;
}

.step::before {
  counter-increment: step;
  content: counter(step);
  display: inline-block;
  width: 26px;
  height: 26px;
  border-radius: 50%;
  background: var(--navy);
  color: #fff;
  font-weight: 700;
  font-size: 0.82rem;
  line-height: 26px;
  text-align: center;
  margin-bottom: 12px;
}

.step h3 {
  font-size: 1rem;
  font-weight: 700;
  margin-bottom: 6px;
  color: var(--ink);
}

.step p {
  font-size: 0.9rem;
  color: var(--ink-soft);
}

/* Privacy highlights */
.privacy-highlights {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 28px;
}

.privacy-highlights ul {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.privacy-highlights li {
  display: flex;
  gap: 12px;
  align-items: flex-start;
  font-size: 0.95rem;
  color: var(--ink-soft);
  line-height: 1.5;
}

.privacy-highlights li::before {
  content: "✓";
  flex-shrink: 0;
  color: var(--green);
  font-weight: 800;
  font-size: 1.05rem;
  line-height: 1.4;
}

/* Disclaimer */
.disclaimer {
  background: var(--card);
  border: 1px solid var(--line);
  border-left: 3px solid var(--amber);
  border-radius: 10px;
  padding: 20px 22px;
  font-size: 0.9rem;
  color: var(--ink-soft);
  line-height: 1.55;
}

.disclaimer strong {
  color: var(--ink);
}

/* Footer */
footer {
  padding: 36px 0 48px;
  border-top: 1px solid var(--line);
  font-size: 0.85rem;
  color: var(--muted);
}

.footer-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px;
}

.footer-links {
  display: flex;
  gap: 20px;
}

/* Privacy page */
.legal {
  padding: 56px 0 80px;
  max-width: 720px;
}

.legal h1 {
  font-size: 2rem;
  font-weight: 800;
  letter-spacing: -0.02em;
  margin-bottom: 8px;
}

.legal .updated {
  color: var(--muted);
  font-size: 0.88rem;
  margin-bottom: 36px;
}

.legal h2 {
  font-size: 1.15rem;
  margin: 32px 0 10px;
}

.legal p,
.legal ul {
  color: var(--ink-soft);
  font-size: 0.95rem;
  margin-bottom: 12px;
}

.legal ul {
  padding-left: 22px;
}

.legal ul li {
  margin-bottom: 6px;
}

@media (max-width: 600px) {
  .hero {
    padding: 52px 0 40px;
  }
  .hero h1 {
    font-size: 2rem;
  }
  .nav-links {
    gap: 14px;
  }
}