:root {
  --navy: #1A3A5C;
  --navy-deep: #0E2540;
  --ink: #1a1a1a;
  --muted: #5b6770;
  --paper: #ffffff;
  --paper-2: #f6f7f9;
  --line: #e3e7ec;
  --accent: #f4a261;
  --max: 980px;
}

* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body {
  font-family: -apple-system, BlinkMacSystemFont, "SF Pro Text", "Helvetica Neue", Helvetica, Arial, sans-serif;
  background: var(--paper);
  color: var(--ink);
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
}

a { color: var(--navy); }
a:hover { color: var(--navy-deep); }

/* HERO */
.hero {
  background: linear-gradient(180deg, var(--navy) 0%, var(--navy-deep) 100%);
  color: #fff;
  padding: 0 0 64px;
}
.hero.compact { padding: 0 0 16px; }
.nav {
  max-width: var(--max);
  margin: 0 auto;
  padding: 18px 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.nav .brand { color: #fff; text-decoration: none; letter-spacing: 0.08em; }
.nav-links a { color: #cfdaeb; text-decoration: none; margin-left: 18px; font-size: 14px; }
.nav-links a:hover { color: #fff; }
.hero-inner {
  max-width: var(--max);
  margin: 0 auto;
  padding: 56px 24px 0;
}
.hero-inner h1 {
  font-size: clamp(34px, 5vw, 56px);
  line-height: 1.1;
  margin: 0 0 18px;
  font-weight: 700;
  letter-spacing: -0.02em;
}
.lede {
  font-size: clamp(16px, 1.6vw, 19px);
  color: #d6e1f0;
  max-width: 640px;
  margin: 0 0 28px;
}
.cta-row { display: flex; gap: 12px; flex-wrap: wrap; margin-bottom: 24px; }
.cta {
  display: inline-block;
  padding: 13px 22px;
  border-radius: 999px;
  font-weight: 600;
  text-decoration: none;
  font-size: 15px;
  transition: transform 80ms ease, opacity 80ms ease;
}
.cta:active { transform: scale(0.97); }
.cta.primary { background: #fff; color: var(--navy-deep); }
.cta.secondary { background: rgba(255,255,255,0.12); color: #fff; border: 1px solid rgba(255,255,255,0.25); }
.cta.primary:hover { background: #f1f4f9; }
.cta.secondary:hover { background: rgba(255,255,255,0.2); }
.hero-meta { color: #b6c4d8; font-size: 13px; }
.hero-meta a { color: #fff; }

/* FEATURES */
.features {
  max-width: var(--max);
  margin: 80px auto;
  padding: 0 24px;
}
.features h2 {
  font-size: clamp(24px, 3vw, 34px);
  margin: 0 0 32px;
  letter-spacing: -0.01em;
}
.grid {
  display: grid;
  gap: 18px;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
}
.card {
  background: var(--paper-2);
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 22px;
}
.card h3 { margin: 0 0 8px; font-size: 17px; color: var(--navy-deep); }
.card p { margin: 0; color: #444; font-size: 15px; }

/* INSTALL SECTIONS */
.install {
  max-width: var(--max);
  margin: 56px auto;
  padding: 0 24px;
}
.install h2 { color: var(--navy-deep); letter-spacing: -0.01em; }
.install ol { padding-left: 22px; }
.install li { margin-bottom: 8px; }
.muted { color: var(--muted); font-size: 14px; }

/* PROSE PAGES (privacy, support) */
.prose {
  max-width: 720px;
  margin: 48px auto;
  padding: 0 24px;
}
.prose h1 {
  font-size: clamp(28px, 3.5vw, 38px);
  margin: 0 0 8px;
  letter-spacing: -0.01em;
  color: var(--navy-deep);
}
.prose h2 {
  font-size: 20px;
  margin: 36px 0 10px;
  color: var(--navy-deep);
}
.prose h3 { font-size: 16px; margin: 22px 0 6px; }
.prose p, .prose li { font-size: 16px; }
.prose ol, .prose ul { padding-left: 22px; }
.prose table.data {
  width: 100%;
  border-collapse: collapse;
  margin: 14px 0 8px;
  font-size: 14px;
}
.prose table.data th, .prose table.data td {
  border: 1px solid var(--line);
  padding: 10px 12px;
  text-align: left;
  vertical-align: top;
}
.prose table.data th {
  background: var(--paper-2);
  font-weight: 600;
}

/* FOOTER */
.foot {
  border-top: 1px solid var(--line);
  margin-top: 80px;
  padding: 32px 0;
  background: var(--paper-2);
}
.foot-inner {
  max-width: var(--max);
  margin: 0 auto;
  padding: 0 24px;
  text-align: center;
}
.foot-inner p { margin: 6px 0; font-size: 14px; color: var(--muted); }
.foot-inner a { color: var(--navy); }