/* tappay-web-module docs — zero-dependency, themeable (light/dark via prefers-color-scheme) */
:root {
  --tp-accent: #3b82f6;
  --tp-accent-2: #8b5cf6;
  --tp-bg: #f8fafc;
  --tp-surface: #ffffff;
  --tp-border: #e2e8f0;
  --tp-text: #0f172a;
  --tp-muted: #64748b;
  --tp-code-bg: #f1f5f9;
  --tp-radius: 16px;
}
@media (prefers-color-scheme: dark) {
  :root {
    --tp-bg: #0f172a;
    --tp-surface: #1e293b;
    --tp-border: #334155;
    --tp-text: #e2e8f0;
    --tp-muted: #94a3b8;
    --tp-code-bg: #0b1220;
  }
}
* { box-sizing: border-box; }
body {
  margin: 0;
  font-family: 'Outfit', 'Inter', system-ui, -apple-system, 'Segoe UI', sans-serif;
  background: var(--tp-bg);
  color: var(--tp-text);
  line-height: 1.6;
}
header.hero {
  padding: 3.5rem 1.5rem 2.5rem;
  text-align: center;
  background:
    radial-gradient(60rem 20rem at 20% -10%, rgba(59,130,246,.18), transparent),
    radial-gradient(50rem 18rem at 85% -10%, rgba(139,92,246,.16), transparent),
    var(--tp-surface);
  border-bottom: 1px solid var(--tp-border);
}
header.hero .badges { margin-bottom: 1rem; }
header.hero h1 { font-size: 2.4rem; margin: 0 0 .4rem; letter-spacing: -.02em; }
header.hero p.tagline { font-size: 1.1rem; color: var(--tp-muted); max-width: 46rem; margin: 0 auto; }
.rail-count { font-weight: 700; color: var(--tp-accent); }
nav.tabs {
  display: flex; gap: .5rem; justify-content: center; flex-wrap: wrap;
  margin-top: 1.5rem;
}
nav.tabs a {
  color: var(--tp-muted); text-decoration: none; font-size: .9rem;
  border: 1px solid var(--tp-border); border-radius: 999px; padding: .35rem .9rem;
}
nav.tabs a:hover { color: var(--tp-accent); border-color: var(--tp-accent); }
main { max-width: 56rem; margin: 0 auto; padding: 2rem 1.5rem 4rem; }
section { margin-bottom: 2.5rem; }
h2 { font-size: 1.4rem; border-bottom: 1px solid var(--tp-border); padding-bottom: .4rem; }
h3 { font-size: 1.05rem; margin-top: 1.6rem; }
code {
  background: var(--tp-code-bg); border: 1px solid var(--tp-border);
  border-radius: 6px; padding: .1rem .35rem; font-size: .88em;
}
pre {
  background: var(--tp-code-bg); border: 1px solid var(--tp-border);
  border-radius: var(--tp-radius); padding: 1rem 1.2rem; overflow-x: auto;
}
pre code { background: none; border: none; padding: 0; }
table { width: 100%; border-collapse: collapse; font-size: .92rem; }
th, td { text-align: left; padding: .5rem .75rem; border-bottom: 1px solid var(--tp-border); }
th { color: var(--tp-muted); font-weight: 600; }
.card-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(210px, 1fr)); gap: .75rem; }
.card {
  background: var(--tp-surface); border: 1px solid var(--tp-border);
  border-radius: var(--tp-radius); padding: 1rem;
}
.card h4 { margin: 0 0 .25rem; }
.card p { margin: 0; font-size: .88rem; color: var(--tp-muted); }
.adr { background: var(--tp-surface); border: 1px solid var(--tp-border); border-radius: var(--tp-radius); padding: 1.2rem 1.4rem; margin-bottom: 1.25rem; }
.adr h3 { margin-top: 0; }
.adr .meta { font-size: .8rem; color: var(--tp-muted); font-family: ui-monospace, monospace; }
footer {
  text-align: center; color: var(--tp-muted); font-size: .85rem;
  padding: 2rem 1rem 3rem;
}
a { color: var(--tp-accent); }