/*
 * The guides (/guides/*): plain pages for people and for search and answer
 * engines, apart from the app. Static HTML, no framework, readable without
 * any script. Colours and type follow the landing page.
 */
:root {
  --ink: #0b0c10;
  --muted: #5b5f6b;
  --faint: #8a8e99;
  --line: #e6e7eb;
  --soft: #f4f5f8;
  --blue: #3b5bfd;
  --bg: #fbfbfc;
}

* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0; background: var(--bg); color: var(--ink);
  font: 16px/1.6 'Inter Variable', Inter, system-ui, -apple-system, 'Segoe UI', sans-serif;
}
a { color: var(--blue); }
a:hover { text-decoration: none; }

.g-wrap { max-width: 860px; margin: 0 auto; padding: 0 20px; }

/* top bar */
.g-nav { display: flex; align-items: center; justify-content: space-between; gap: 12px; padding: 18px 0; }
.g-brand { display: inline-flex; align-items: center; gap: 10px; font-weight: 700; font-size: 17px; color: var(--ink); text-decoration: none; letter-spacing: -0.01em; }
.g-nav-links { display: flex; align-items: center; gap: 18px; font-size: 14px; }
.g-nav-links a { color: var(--muted); text-decoration: none; }
.g-nav-links a:hover { color: var(--ink); }
.g-btn {
  display: inline-block; background: var(--ink); color: #fff !important; text-decoration: none; font-weight: 600;
  font-size: 14px; border-radius: 10px; padding: 9px 14px;
}
.g-btn-blue { background: var(--blue); }
.g-btn-big { font-size: 15px; padding: 12px 18px; border-radius: 12px; }

/* article */
.g-crumbs { font-size: 13px; color: var(--faint); margin: 24px 0 10px; }
.g-crumbs a { color: var(--faint); text-decoration: none; }
.g-crumbs a:hover { color: var(--ink); }
article h1 { font-size: 40px; line-height: 1.12; letter-spacing: -0.035em; margin: 0 0 14px; }
.g-meta { font-size: 13px; color: var(--faint); margin: 0 0 26px; }
.g-answer {
  background: #fff; border: 1px solid var(--line); border-left: 4px solid var(--blue); border-radius: 14px;
  padding: 18px 20px; font-size: 17px; margin: 0 0 32px;
}
.g-answer p { margin: 0; }
.g-answer p + p { margin-top: 10px; }
article h2 { font-size: 24px; letter-spacing: -0.02em; margin: 40px 0 12px; line-height: 1.25; }
article h3 { font-size: 18px; margin: 26px 0 8px; }
article p, article li { color: #2b2e36; }
article ul, article ol { padding-left: 22px; }
article li { margin: 6px 0; }
code, .g-num { font-family: 'JetBrains Mono Variable', 'JetBrains Mono', ui-monospace, monospace; font-size: 0.92em; }
code { background: var(--soft); border-radius: 6px; padding: 1px 6px; }

.g-table-wrap { overflow-x: auto; border: 1px solid var(--line); border-radius: 12px; background: #fff; margin: 12px 0 8px; }
table { width: 100%; border-collapse: collapse; font-size: 14.5px; }
th, td { text-align: left; padding: 10px 14px; border-bottom: 1px solid var(--line); vertical-align: top; }
th { background: var(--soft); font-weight: 600; font-size: 13px; color: var(--muted); white-space: nowrap; }
tr:last-child td { border-bottom: 0; }
td.g-num, td .g-num { white-space: nowrap; }
.g-note { font-size: 14px; color: var(--muted); }

.g-cta {
  margin: 44px 0 12px; background: linear-gradient(180deg, #f2f4ff, #e9edff); border: 1px solid #dfe4ff;
  border-radius: 18px; padding: 24px;
}
.g-cta h2 { margin: 0 0 6px; font-size: 22px; }
.g-cta p { margin: 0 0 16px; color: var(--muted); }

.g-sources { font-size: 14px; }
.g-sources li { color: var(--muted); }

/* guide list */
.g-list { list-style: none; padding: 0; display: grid; gap: 12px; }
.g-list li { margin: 0; }
.g-list a {
  display: block; background: #fff; border: 1px solid var(--line); border-radius: 14px; padding: 16px 18px;
  text-decoration: none; color: var(--ink);
}
.g-list a:hover { border-color: #c9d0ff; }
.g-list b { display: block; font-size: 17px; margin-bottom: 2px; }
.g-list span { color: var(--muted); font-size: 14.5px; }

/* footer */
.g-foot { border-top: 1px solid var(--line); margin-top: 56px; padding: 24px 0 40px; font-size: 14px; color: var(--faint); }
.g-foot nav { display: flex; flex-wrap: wrap; gap: 8px 18px; margin-bottom: 12px; }
.g-foot a { color: var(--muted); text-decoration: none; }
.g-foot a:hover { color: var(--ink); }

@media (max-width: 640px) {
  article h1 { font-size: 30px; }
  .g-nav-links a:not(.g-btn) { display: none; }
  .g-answer { font-size: 16px; }
}