:root {
  --navy: #1e3a4a;
  --link: #0e6fa5;
  --muted: #5a6a73;
  --border: #dde3e7;
  --bg-tint: #f4f7f9;
  --max: 720px;
}

*, *::before, *::after { box-sizing: border-box; }

body {
  margin: 0;
  font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  font-size: 16px;
  line-height: 1.65;
  color: #1a1a1a;
  background: #fff;
}

/* ── Header ── */
header {
  background: var(--navy);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 24px;
  height: 56px;
}

.site-logo {
  font-size: 1.2rem;
  font-weight: 700;
  color: #fff;
  text-decoration: none;
  letter-spacing: -0.3px;
}

header nav a {
  color: rgba(255, 255, 255, 0.80);
  text-decoration: none;
  font-size: 0.9rem;
  margin-left: 1.5rem;
}

header nav a:hover { color: #fff; }

/* ── Main container ── */
main {
  max-width: var(--max);
  margin: 0 auto;
  padding: 52px 24px 80px;
}

/* ── Typography ── */
h1 {
  font-size: 2rem;
  line-height: 1.2;
  color: var(--navy);
  margin: 0 0 16px;
}

h2 {
  font-size: 1.35rem;
  color: var(--navy);
  margin: 40px 0 12px;
}

h3 {
  font-size: 1rem;
  color: var(--navy);
  margin: 0 0 6px;
}

p { margin: 0 0 16px; }
p:last-child { margin-bottom: 0; }

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

ul, ol {
  padding-left: 1.4em;
  margin: 0 0 16px;
}

li { margin-bottom: 4px; }

hr {
  border: none;
  border-top: 1px solid var(--border);
  margin: 40px 0;
}

/* ── Hero (index only) ── */
.hero {
  margin-bottom: 52px;
}

.hero h1 { font-size: 2.2rem; }

.hero .lead {
  font-size: 1.1rem;
  color: var(--muted);
  max-width: 560px;
  margin-bottom: 0;
}

/* ── Feature grid ── */
.features {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(190px, 1fr));
  gap: 20px;
  margin-bottom: 52px;
}

.feature {
  padding: 20px;
  border: 1px solid var(--border);
  border-radius: 6px;
}

.feature h3 { color: var(--navy); }

.feature p {
  font-size: 0.9rem;
  color: var(--muted);
  margin: 0;
  line-height: 1.5;
}

/* ── Tier comparison ── */
.tiers {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
  margin-bottom: 52px;
}

@media (max-width: 520px) {
  .tiers { grid-template-columns: 1fr; }
}

.tier {
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 24px;
}

.tier.pro {
  border-color: var(--navy);
  background: var(--bg-tint);
}

.tier h3 {
  font-size: 1.1rem;
  margin-bottom: 14px;
}

.tier ul {
  font-size: 0.9rem;
  color: var(--muted);
  margin: 0;
}

.tier ul li { color: #1a1a1a; }
.tier ul .dim { color: var(--muted); }

.badge {
  display: inline-block;
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  background: var(--navy);
  color: #fff;
  padding: 2px 7px;
  border-radius: 3px;
  vertical-align: middle;
  margin-left: 6px;
}

/* ── Page intro ── */
.page-intro {
  border-bottom: 1px solid var(--border);
  padding-bottom: 28px;
  margin-bottom: 36px;
}

.page-intro h1 { font-size: 1.8rem; margin-bottom: 8px; }
.page-intro p  { color: var(--muted); font-size: 1rem; margin: 0; }

/* ── Contact card ── */
.contact-block {
  background: var(--bg-tint);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 24px 28px;
  margin-bottom: 28px;
}

.contact-block p { margin: 0; }

/* ── Footer ── */
footer {
  border-top: 1px solid var(--border);
  padding: 20px 24px;
  font-size: 0.82rem;
  color: var(--muted);
  text-align: center;
}

footer a {
  color: var(--muted);
  margin: 0 6px;
  text-decoration: none;
}

footer a:hover { color: #1a1a1a; }