/* Shared styles for Mastendi static content pages (/guides/*.html).
   Self-contained — no dependency on the SPA bundle. Keep guides DRY: link this file
   rather than inlining <style>. */
:root {
  --bg: #0f172a; --surface: rgba(255,255,255,0.04); --text: #f8fafc;
  --muted: #94a3b8; --accent: #7c3aed; --accent-2: #a78bfa;
  --border: rgba(255,255,255,0.08);
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0; background: var(--bg); color: var(--text);
  font-family: system-ui, -apple-system, Segoe UI, Roboto, sans-serif;
  line-height: 1.7; font-size: 18px; -webkit-font-smoothing: antialiased;
}
a { color: var(--accent-2); }
header.site {
  display: flex; align-items: center; justify-content: space-between;
  max-width: 920px; margin: 0 auto; padding: 18px 20px;
}
.brand { font-weight: 800; font-size: 20px; color: var(--text); text-decoration: none; letter-spacing: -0.02em; }
.brand span { color: var(--accent-2); }
.nav-cta {
  background: var(--accent); color: #fff; text-decoration: none;
  padding: 9px 16px; border-radius: 8px; font-size: 14px; font-weight: 600;
}
main { max-width: 760px; margin: 0 auto; padding: 8px 20px 64px; }
nav.crumbs { font-size: 13px; color: var(--muted); margin: 8px 0 24px; }
nav.crumbs a { color: var(--muted); text-decoration: none; }
h1 { font-size: 38px; line-height: 1.15; letter-spacing: -0.02em; margin: 8px 0 12px; }
.lede { font-size: 20px; color: #cbd5e1; margin: 0 0 8px; }
.meta { color: var(--muted); font-size: 14px; margin-bottom: 28px; }
h2 { font-size: 26px; letter-spacing: -0.01em; margin: 40px 0 12px; }
h3 { font-size: 19px; margin: 24px 0 8px; }
p, li { color: #e2e8f0; }
ul, ol { padding-left: 22px; }
li { margin: 7px 0; }
.card {
  background: var(--surface); border: 1px solid var(--border);
  border-radius: 14px; padding: 20px 22px; margin: 24px 0;
}
.callout { border-left: 3px solid var(--accent); }
.two-col { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
@media (max-width: 600px) { .two-col { grid-template-columns: 1fr; } h1 { font-size: 30px; } body { font-size: 17px; } }
.pill { display: inline-block; background: rgba(124,58,237,0.15); color: var(--accent-2);
  border: 1px solid rgba(124,58,237,0.3); border-radius: 999px; padding: 3px 12px; font-size: 13px; font-weight: 600; }
table { width: 100%; border-collapse: collapse; margin: 16px 0; font-size: 16px; }
th, td { text-align: left; padding: 10px 12px; border-bottom: 1px solid var(--border); vertical-align: top; }
th { color: var(--muted); font-weight: 600; }
.cta {
  text-align: center; background: linear-gradient(135deg, rgba(124,58,237,0.18), rgba(124,58,237,0.06));
  border: 1px solid rgba(124,58,237,0.3); border-radius: 16px; padding: 32px 24px; margin: 40px 0;
}
.cta h2 { margin-top: 0; }
.btn {
  display: inline-block; background: var(--accent); color: #fff; text-decoration: none;
  padding: 13px 28px; border-radius: 10px; font-weight: 700; font-size: 16px; margin-top: 8px;
}
details { border-top: 1px solid var(--border); padding: 14px 0; }
summary { cursor: pointer; font-weight: 600; font-size: 17px; }
.disclaimer { color: var(--muted); font-size: 14px; border-top: 1px solid var(--border); margin-top: 48px; padding-top: 20px; }
footer.site { text-align: center; color: var(--muted); font-size: 13px; padding: 28px 20px; border-top: 1px solid var(--border); }
footer.site a { color: var(--muted); }

/* ── Guides hub (index) ───────────────────────────────────────────────── */
.guide-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; margin: 28px 0; }
@media (max-width: 600px) { .guide-grid { grid-template-columns: 1fr; } }
.guide-card {
  display: block; text-decoration: none; color: inherit;
  background: var(--surface); border: 1px solid var(--border); border-radius: 14px;
  padding: 22px; transition: border-color .15s, transform .15s;
}
.guide-card:hover { border-color: rgba(124,58,237,0.5); transform: translateY(-2px); }
.guide-card .tag { font-size: 12px; font-weight: 600; color: var(--accent-2); text-transform: uppercase; letter-spacing: .04em; }
.guide-card h2 { font-size: 20px; margin: 8px 0 6px; }
.guide-card p { color: var(--muted); font-size: 15px; margin: 0; }
.soon { opacity: .55; }
.soon .tag::after { content: " · coming soon"; color: var(--muted); }