/* Tidy Tank long-form pages (FAQ, tips, why Rust). Loaded only by those pages, after styles.css. */
.content-nav nav { margin-left: auto; }
.content-nav nav a[aria-current="page"] { color: var(--ink); background: var(--bg-2); }
.content-nav .brand + nav + .nav-end { margin-left: 0; }

.page-hero { padding: clamp(36px, 6vw, 72px) 0 clamp(28px, 4vw, 44px); border-bottom: 1px solid var(--line); }
.crumbs { list-style: none; display: flex; flex-wrap: wrap; gap: 6px; padding: 0; margin: 0 0 26px; font: 500 13px/1.4 var(--mono); color: var(--muted); }
.crumbs li + li::before { content: "/"; margin-right: 6px; color: var(--line-2); }
.crumbs a { color: var(--ink-2); text-decoration: underline; text-decoration-color: var(--line-2); text-underline-offset: 3px; }
.crumbs a:hover { text-decoration-color: currentColor; }
.page-hero h1 { font-size: clamp(36px, 5.4vw, 66px); letter-spacing: -.035em; line-height: 1.02; max-width: 18ch; text-wrap: balance; }
.page-hero .lede { margin-top: 20px; max-width: 40em; text-wrap: pretty; }
.page-meta { margin-top: 18px; font: 500 13px/1.4 var(--mono); color: var(--muted); }

.doc { display: grid; grid-template-columns: 240px minmax(0, 1fr); gap: clamp(32px, 5vw, 72px); padding: clamp(32px, 5vw, 56px) 0 clamp(64px, 8vw, 110px); align-items: start; }
.toc { position: sticky; top: 92px; font-size: 14px; }
.toc p { font: 600 11px/1 var(--mono); letter-spacing: .14em; text-transform: uppercase; color: var(--muted); margin-bottom: 14px; }
.toc ol { list-style: none; margin: 0; padding: 0 0 0 14px; border-left: 2px solid var(--line); display: grid; gap: 10px; }
.toc a { color: var(--ink-2); text-decoration: none; line-height: 1.35; display: block; }
.toc a:hover { color: var(--ink); text-decoration: underline; text-underline-offset: 3px; }

.prose { max-width: 70ch; color: var(--ink-2); }
.prose > section + section { margin-top: clamp(44px, 6vw, 64px); }
.prose h2 { color: var(--ink); font-size: clamp(28px, 3.2vw, 38px); line-height: 1.1; margin-bottom: 18px; scroll-margin-top: 90px; }
.prose h3 { color: var(--ink); font-size: clamp(20px, 2vw, 23px); line-height: 1.25; letter-spacing: -.01em; margin: 32px 0 10px; scroll-margin-top: 90px; }
.prose p, .prose ul, .prose ol, .prose pre, .prose .table-wrap { margin: 0 0 14px; }
.prose ul, .prose ol { padding-left: 1.3em; }
.prose li { margin-bottom: 8px; }
.prose li::marker { color: var(--teal-text); }
.prose strong { color: var(--ink); }
.prose a { color: var(--teal-text); text-underline-offset: 3px; }
.prose a:hover { color: var(--ink); }
.prose code { overflow-wrap: anywhere; }
.prose .badge { margin-right: 6px; vertical-align: 2px; }
.lede-sm { font-size: 19px; line-height: 1.6; color: var(--ink); }
.q { padding: 4px 0 10px; border-bottom: 1px solid var(--line); }
.q:last-child { border-bottom: 0; }
.q h3 { margin-top: 26px; scroll-margin-top: 90px; }
.note { background: var(--teal-soft); color: var(--ink); border-radius: var(--radius-sm); padding: 14px 18px; font-size: 16px; }
.note a { color: inherit; }
pre.cli { display: block; overflow-x: auto; margin-top: 0; }
pre.cli code { background: none; padding: 0; color: inherit; font-size: 14px; }
.table-wrap { overflow-x: auto; }
.prose table { width: 100%; border-collapse: collapse; font-size: 15px; }
.prose caption { text-align: left; font: 600 11px/1 var(--mono); letter-spacing: .12em; text-transform: uppercase; color: var(--muted); padding-bottom: 12px; }
.prose th, .prose td { text-align: left; padding: 11px 10px; border-bottom: 1px solid var(--line); vertical-align: top; }
.prose thead th { color: var(--ink); font-weight: 700; }
.prose td:last-child { white-space: nowrap; font-family: var(--mono); font-size: 14px; }

.related { border-top: 1px solid var(--line); padding: clamp(40px, 6vw, 64px) 0 clamp(56px, 7vw, 90px); }
.related h2 { font-size: clamp(24px, 2.6vw, 30px); margin-bottom: 20px; }
.related ul { list-style: none; padding: 0; margin: 0; display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 16px; }
.related a { display: block; height: 100%; padding: 20px 22px; border: 1px solid var(--line); border-radius: var(--radius-sm); background: var(--surface); text-decoration: none; }
.related a:hover { border-color: var(--line-2); box-shadow: var(--shadow); }
.related strong { display: block; font: 800 19px/1.2 var(--display); letter-spacing: -.01em; margin-bottom: 6px; }
.related span { color: var(--ink-2); font-size: 15px; line-height: 1.5; }

@media (max-width: 960px) {
  .doc { grid-template-columns: minmax(0, 1fr); }
  .toc { position: static; background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius-sm); padding: 18px 20px; }
  .related ul { grid-template-columns: minmax(0, 1fr); }
}
@media (max-width: 720px) {
  .content-nav nav { display: block; }
  .content-nav { gap: 10px; }
  .content-nav nav a { padding: 8px 9px; font-size: 14px; }
  .content-nav .nav-end .btn-small { display: none; }
  .prose td:last-child { white-space: normal; }
}
@media (max-width: 420px) {
  .content-nav .brand span { display: none; }
}