/* Shared style for the /guides/ pages (matches the home page's colours). */
* { margin: 0; padding: 0; box-sizing: border-box; }
body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  background: linear-gradient(135deg, #0f2c3f 0%, #1b4d5c 55%, #0f2c3f 100%);
  min-height: 100vh; padding: 20px; color: #2b3a42;
}
.wrap { max-width: 820px; margin: 0 auto; }
nav.top { display: flex; flex-wrap: wrap; gap: 6px 18px; margin: 4px 0 18px; font-size: 14px; }
nav.top a { color: #fff; opacity: .9; text-decoration: none; }
nav.top a:hover { opacity: 1; text-decoration: underline; }
article, .card { background: #fff; border-radius: 12px; padding: 32px 36px; line-height: 1.65; font-size: 16px; }
h1 { color: #0f2c3f; font-size: 30px; line-height: 1.25; margin-bottom: 10px; }
.meta { font-size: 13px; color: #5a6a72; margin-bottom: 18px; }
.lede { font-size: 17px; margin-bottom: 14px; }
h2 { color: #0f2c3f; font-size: 21px; margin: 28px 0 10px; }
h3 { color: #1b4d5c; font-size: 16px; margin: 18px 0 4px; }
p { margin-bottom: 12px; }
ul, ol { margin: 4px 0 14px 24px; }
li { margin-bottom: 6px; }
a { color: #1b6f8a; }
.table-wrap { overflow-x: auto; margin: 6px 0 16px; }
table { border-collapse: collapse; width: 100%; font-size: 14px; }
th, td { border: 1px solid #dde3e7; padding: 8px 10px; text-align: left; vertical-align: top; }
th { background: #f1f5f7; color: #0f2c3f; }
td.num, th.num { text-align: right; white-space: nowrap; }
.example { background: #f6f9fa; border-left: 4px solid #3f8fa6; padding: 12px 16px; margin: 8px 0 16px; border-radius: 0 6px 6px 0; }
.example p:last-child { margin-bottom: 0; }
.cta { background: linear-gradient(135deg, #1b4d5c 0%, #0f2c3f 100%); color: #fff; border-radius: 10px; padding: 18px 22px; margin: 26px 0 10px; }
.cta p { margin-bottom: 10px; }
.cta a.btn { display: inline-block; background: #fff; color: #0f2c3f; font-weight: 600; text-decoration: none; padding: 10px 20px; border-radius: 6px; margin: 2px 8px 2px 0; }
.cta a.btn:hover { opacity: .9; }
.related { margin-top: 22px; }
.related ul { margin-left: 20px; }
.disclaimer { font-size: 13px; color: #5a6a72; border-top: 1px solid #e0e0e0; padding-top: 14px; margin-top: 24px; }
.guide-list { list-style: none; margin: 8px 0 0; }
.guide-list li { border-top: 1px solid #e6e9ee; padding: 14px 0; margin: 0; }
.guide-list li:first-child { border-top: 0; }
.guide-list a { font-weight: 600; font-size: 17px; text-decoration: none; }
.guide-list a:hover { text-decoration: underline; }
.guide-list p { margin: 4px 0 0; font-size: 15px; color: #4b5563; }
footer.site { text-align: center; color: #fff; opacity: .8; font-size: 13px; margin: 18px 0 8px; }
footer.site a { color: #fff; }
@media (max-width: 640px) {
  body { padding: 12px; }
  article, .card { padding: 22px 18px; font-size: 15.5px; }
  h1 { font-size: 25px; }
  h2 { font-size: 19px; }
}