/* Guide pages (generated by tests/build-guides.html). */
:root {
  --bg: #f4f6f3; --surface: #fff; --surface-2: #f6f8f5; --ink: #0d1813; --ink-2: #33423a; --muted: #57665e;
  --line: #e2e8e3; --green: #0b7a4b; --green-soft: #e4f4ea; --green-ink: #fff; --amber: #ffb81c; --red: #c01f35;
}
@media (prefers-color-scheme: dark) {
  :root { --bg: #0a100d; --surface: #131b17; --surface-2: #18221d; --ink: #edf3ef; --ink-2: #c4cfc9; --muted: #8e9e96;
    --line: #24302a; --green: #22b072; --green-soft: #12301f; --green-ink: #04150d; --red: #ff5a6e; }
}
* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body { margin: 0; background: var(--bg); color: var(--ink); font: 17px/1.65 "Plus Jakarta Sans", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif; }
a { color: var(--green); }
:focus-visible { outline: 3px solid var(--amber); outline-offset: 3px; border-radius: 8px; }
.skip { position: absolute; left: -999px; top: 8px; padding: 8px 12px; background: var(--surface); border-radius: 10px; z-index: 10; }
.skip:focus { left: 12px; }

.top { position: sticky; top: 0; z-index: 5; display: flex; align-items: center; justify-content: space-between; gap: 12px;
  max-width: 860px; margin: 0 auto; padding: 12px 18px; background: color-mix(in srgb, var(--bg) 90%, transparent); backdrop-filter: blur(10px); }
.brand { display: inline-flex; align-items: center; gap: 10px; color: var(--ink); text-decoration: none; font-weight: 800; font-size: 1.3rem; letter-spacing: -.04em; }
.brand img { width: 34px; height: 34px; border-radius: 10px; }
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 8px; min-height: 46px; padding: 0 20px; border-radius: 14px;
  background: var(--green); color: var(--green-ink); font-weight: 800; text-decoration: none; }
.btn.small { min-height: 40px; padding: 0 14px; font-size: .9rem; }
.btn.amber { background: var(--amber); color: #1d1500; }

main { max-width: 860px; margin: 0 auto; padding: 0 18px 40px; }
.crumbs { font-size: .85rem; color: var(--muted); margin: 8px 0 4px; }
.crumbs a { color: var(--muted); }
h1 { font-size: clamp(1.9rem, 5vw, 2.6rem); line-height: 1.12; letter-spacing: -.03em; margin: 8px 0 10px; }
h2 { font-size: 1.45rem; line-height: 1.25; letter-spacing: -.02em; margin: 40px 0 10px; }
h3 { font-size: 1.1rem; margin: 22px 0 6px; }
.byline { font-size: .85rem; color: var(--muted); margin: 0 0 18px; }
.lead { font-size: 1.12rem; color: var(--ink-2); }
.toc { background: var(--surface); border: 1px solid var(--line); border-radius: 18px; padding: 14px 18px; margin: 20px 0; }
.toc strong { display: block; margin-bottom: 4px; }
.toc ol { margin: 0; padding-left: 20px; }

.cta { margin: 34px 0; padding: 22px; border-radius: 22px; color: #eef4f0; background: radial-gradient(120% 120% at 100% 0%, #24342c, #0d1511); }
.cta h2 { margin: 0 0 6px; color: #fff; }
.cta p { margin: 0 0 14px; color: #c9d3ce; }
.cta .fine { margin: 10px 0 0; font-size: .8rem; }

table { width: 100%; border-collapse: collapse; background: var(--surface); border: 1px solid var(--line); border-radius: 16px; overflow: hidden; margin: 12px 0; }
th, td { padding: 12px 14px; text-align: left; border-bottom: 1px solid var(--line); vertical-align: top; }
th { background: var(--surface-2); font-size: .9rem; }
tr:last-child td { border-bottom: 0; }

.signs { display: grid; grid-template-columns: repeat(auto-fill, minmax(240px, 1fr)); gap: 12px; margin: 12px 0; }
.sign-card { display: grid; grid-template-columns: 76px 1fr; gap: 12px; align-items: start; padding: 14px; background: var(--surface); border: 1px solid var(--line); border-radius: 18px; }
.sign-card .art { width: 76px; height: 76px; display: grid; place-items: center; }
.sign-card .art svg { width: 100%; height: 100%; }
.sign-card h3 { margin: 0 0 2px; font-size: 1rem; }
.sign-card .code { font-size: .75rem; color: var(--muted); font-weight: 700; }
.sign-card p { margin: 4px 0 0; font-size: .92rem; color: var(--ink-2); }

.q { background: var(--surface); border: 1px solid var(--line); border-radius: 18px; padding: 16px 18px; margin: 12px 0; }
.q h3 { margin: 0 0 8px; font-size: 1.05rem; }
.q .art { max-width: 150px; margin: 6px 0 10px; }
.q .art.wide { max-width: 420px; }
.q .art svg { width: 100%; height: auto; }
.q ol { margin: 0 0 8px; padding-left: 22px; }
.q details { margin-top: 6px; }
.q summary { cursor: pointer; font-weight: 800; color: var(--green); }
.q .answer { margin: 8px 0 0; }
.q .src { font-size: .8rem; color: var(--muted); }
.legend { columns: 2 220px; padding-left: 20px; }

.faq details { background: var(--surface); border: 1px solid var(--line); border-radius: 16px; padding: 14px 16px; margin: 10px 0; }
.faq summary { cursor: pointer; font-weight: 800; }
.related { display: grid; grid-template-columns: repeat(auto-fill, minmax(230px, 1fr)); gap: 10px; padding: 0; list-style: none; }
.related a { display: block; padding: 14px 16px; background: var(--surface); border: 1px solid var(--line); border-radius: 16px; font-weight: 700; text-decoration: none; color: var(--ink); }
.sources { font-size: .9rem; color: var(--ink-2); }

footer { max-width: 860px; margin: 0 auto; padding: 24px 18px 40px; color: var(--muted); font-size: .85rem; border-top: 1px solid var(--line); }
footer nav { display: flex; flex-wrap: wrap; gap: 6px 16px; margin-bottom: 10px; }
footer a { color: var(--muted); }

@media print { .top .btn, .cta, .related, footer nav { display: none; } body { background: #fff; } }