:root {
  --navy: #0b1b34;
  --navy-deep: #060f1e;
  --cream: #f5f2ea;
  --cream-muted: #ece7dc;
  --ink: #1a2340;
  --ink-muted: #5a6580;
  --hairline: #d9d3c5;
  --accent: #d97706;
  --surface: #ffffff;
  --max: 720px;
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  background: var(--cream);
  color: var(--ink);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  font-size: 16px;
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
}

.site-header {
  background: var(--navy);
  color: white;
  padding: 20px 24px;
}
.site-header .inner {
  max-width: var(--max);
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  flex-wrap: wrap;
}
.site-header a.brand {
  color: white;
  text-decoration: none;
  font-weight: 800;
  font-size: 18px;
  letter-spacing: -0.3px;
}
.site-header nav {
  display: flex;
  gap: 20px;
  flex-wrap: wrap;
}
.site-header nav a {
  color: #B9C4D8;
  text-decoration: none;
  font-weight: 600;
  font-size: 14px;
}
.site-header nav a:hover { color: white; }

main {
  max-width: var(--max);
  margin: 0 auto;
  padding: 40px 24px 80px;
}

/* Landing page hero */
.hero {
  padding: 32px 0 24px;
}
.hero h1 {
  font-size: 40px;
  line-height: 1.1;
  letter-spacing: -1px;
  margin: 0 0 12px;
  color: var(--navy);
  font-weight: 800;
}
.hero p.tagline {
  font-size: 19px;
  color: var(--ink-muted);
  margin: 0 0 24px;
  max-width: 560px;
}

.feature-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
  margin: 32px 0;
}
@media (min-width: 620px) {
  .feature-grid { grid-template-columns: 1fr 1fr; }
}
.feature {
  background: var(--surface);
  border-radius: 14px;
  padding: 18px 20px;
  border: 1px solid var(--hairline);
}
.feature h3 {
  font-size: 15px;
  margin: 0 0 6px;
  color: var(--navy);
  font-weight: 800;
}
.feature p {
  margin: 0;
  font-size: 14px;
  color: var(--ink-muted);
  line-height: 1.5;
}

.availability {
  background: var(--navy);
  color: white;
  border-radius: 14px;
  padding: 20px 24px;
  margin: 28px 0;
}
.availability h2 {
  margin: 0 0 8px;
  font-size: 18px;
  letter-spacing: -0.3px;
}
.availability p {
  margin: 0;
  color: #B9C4D8;
  font-size: 14px;
}

/* Legal + support pages */
.doc h1 {
  font-size: 32px;
  letter-spacing: -0.6px;
  margin: 0 0 6px;
  color: var(--navy);
  font-weight: 800;
}
.doc .meta {
  color: var(--ink-muted);
  font-size: 13px;
  margin: 0 0 32px;
  border-bottom: 1px solid var(--hairline);
  padding-bottom: 16px;
}
.doc h2 {
  font-size: 20px;
  letter-spacing: -0.3px;
  margin: 32px 0 10px;
  color: var(--navy);
  font-weight: 800;
}
.doc h3 {
  font-size: 15px;
  margin: 20px 0 6px;
  color: var(--navy);
  font-weight: 800;
}
.doc p, .doc li {
  color: var(--ink);
  line-height: 1.6;
}
.doc ul { padding-left: 20px; }
.doc li { margin-bottom: 4px; }
.doc a {
  color: var(--navy);
  text-decoration: underline;
}
.doc strong { color: var(--navy); }

/* Support FAQ */
.faq details {
  background: var(--surface);
  border: 1px solid var(--hairline);
  border-radius: 12px;
  padding: 14px 18px;
  margin-bottom: 12px;
}
.faq details[open] { background: var(--cream-muted); }
.faq summary {
  cursor: pointer;
  font-weight: 700;
  color: var(--navy);
  list-style: none;
}
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after {
  content: "+";
  float: right;
  font-weight: 400;
  color: var(--ink-muted);
}
.faq details[open] summary::after { content: "−"; }
.faq details > p, .faq details > ul {
  margin-top: 10px;
  color: var(--ink-muted);
  font-size: 15px;
}

.support-contact {
  background: var(--navy);
  color: white;
  border-radius: 14px;
  padding: 20px 24px;
  margin: 32px 0 0;
}
.support-contact h2 {
  margin: 0 0 8px;
  color: white;
  font-size: 18px;
}
.support-contact p { margin: 0; color: #B9C4D8; font-size: 14px; }
.support-contact a {
  color: white;
  text-decoration: underline;
  font-weight: 600;
}

/* Footer */
.site-footer {
  border-top: 1px solid var(--hairline);
  padding: 24px;
  color: var(--ink-muted);
  font-size: 13px;
  text-align: center;
}
.site-footer a {
  color: var(--ink-muted);
  text-decoration: none;
  margin: 0 8px;
}
.site-footer a:hover { color: var(--navy); }