/* หน้าคู่มือใช้งาน (guide/*.html) — ใช้ร่วมกับ site.css (โทเคน สี ฟอนต์ เมนู ปุ่ม) */
.guide-page .nav { position: sticky; }
.nav__links a[aria-current="page"] { color: var(--indigo); font-weight: 600; }

.guide { display: grid; grid-template-columns: 230px minmax(0, 1fr) 210px; gap: 44px; align-items: start; padding: 26px 0 80px; }
.guide__side, .guide__toc { position: sticky; top: 96px; max-height: calc(100vh - 110px); overflow: auto; }
.guide__side .eyebrow { font-size: 24px; margin-bottom: 10px; }

.gnav ul { list-style: none; margin: 0; padding: 0; display: grid; gap: 2px; }
.gnav a { display: flex; align-items: center; gap: 10px; padding: 9px 12px; border-radius: 12px; text-decoration: none; color: var(--ink-2); font-size: 15px; line-height: 1.35; transition: background .2s, color .2s; }
.gnav a:hover { background: #fff; color: var(--ink); }
.gnav a[aria-current="page"] { background: #fff; color: var(--indigo); font-weight: 600; box-shadow: 0 6px 18px -12px rgba(47, 63, 176, .5); }
.gnav__no { flex: none; display: inline-grid; place-items: center; width: 24px; height: 24px; border-radius: 50%; background: var(--mist); color: var(--indigo); font: 600 12px/1 var(--f-body); }
.gnav a[aria-current="page"] .gnav__no { background: var(--indigo); color: #fff; }

.gtoc p { margin: 0 0 8px; font: 600 13px var(--f-body); color: var(--ink-2); }
.gtoc ul { list-style: none; margin: 0; padding: 0 0 0 12px; border-left: 2px solid var(--line); display: grid; gap: 6px; }
.gtoc a { text-decoration: none; color: var(--ink-2); font-size: 13.5px; line-height: 1.4; }
.gtoc a:hover { color: var(--indigo); }

.guide__main { min-width: 0; }
.prose { background: var(--card); border-radius: var(--r-xl); padding: clamp(26px, 4vw, 56px); font-size: 17px; line-height: 1.8; }
.prose > :first-child { margin-top: 0; }
.prose h1 { font-size: clamp(32px, 4vw, 46px); line-height: 1.2; margin-bottom: 18px; }
.prose h2 { font-size: 27px; line-height: 1.3; margin: 52px 0 14px; padding-top: 22px; border-top: 1px solid var(--line); scroll-margin-top: 96px; }
.prose h3 { font-size: 20px; line-height: 1.35; margin: 32px 0 10px; scroll-margin-top: 96px; }
.prose h4 { font: 600 17px var(--f-display); margin: 24px 0 8px; }
.prose p, .prose ul, .prose ol { margin: 12px 0; }
.prose ul, .prose ol { padding-left: 1.4em; }
.prose li { margin: 4px 0; }
.prose li::marker { color: var(--indigo); }
.prose a { color: var(--indigo); text-underline-offset: 3px; }
.prose strong { color: var(--ink); font-weight: 700; }
.prose hr { border: 0; height: 1px; background: var(--line); margin: 40px 0; }
.prose blockquote { margin: 18px 0; padding: 14px 20px; border-left: 4px solid var(--gold); background: #fdf6e8; border-radius: 0 14px 14px 0; color: var(--ink); }
.prose blockquote p { margin: 6px 0; }
.prose code { font: 500 .88em/1.5 ui-monospace, "Cascadia Code", Consolas, monospace; background: var(--mist); color: var(--indigo-deep); padding: .12em .4em; border-radius: 6px; }
.prose pre { margin: 16px 0; padding: 16px 20px; background: var(--ink); color: #e9ecf8; border-radius: 14px; overflow-x: auto; }
.prose pre code { background: none; color: inherit; padding: 0; font-size: 14.5px; }
.prose .table { margin: 18px 0; overflow-x: auto; border: 1px solid var(--line); border-radius: 14px; }
.prose table { width: 100%; border-collapse: collapse; font-size: 15px; line-height: 1.55; }
.prose th, .prose td { text-align: left; padding: 11px 14px; border-bottom: 1px solid var(--line); vertical-align: top; }
.prose th { background: var(--paper); font-size: 13.5px; color: var(--ink-2); font-weight: 600; }
.prose tr:last-child td { border-bottom: 0; }
.shot { margin: 22px 0; }
.shot img { display: block; width: 100%; height: auto; border: 1px solid var(--line); border-radius: 14px; box-shadow: 0 18px 40px -28px rgba(21, 24, 51, .45); }
.shot figcaption { margin-top: 8px; font-size: 13.5px; color: var(--ink-2); text-align: center; }

.gpager { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; margin-top: 22px; }
.gpager a { display: grid; gap: 2px; padding: 18px 22px; border: 1.5px solid var(--line); border-radius: 18px; background: var(--card); text-decoration: none; color: var(--ink); font: 600 18px var(--f-display); transition: border-color .2s, transform .2s; }
.gpager a:hover { border-color: var(--indigo); transform: translateY(-2px); }
.gpager small { font: 400 13px var(--f-body); color: var(--ink-2); }
.gpager__next { text-align: right; }

.gfoot { display: flex; justify-content: space-between; gap: 20px; flex-wrap: wrap; padding: 22px 0 34px; border-top: 1px solid var(--line); font-size: 13px; color: var(--ink-2); }

@media (max-width: 1180px) {
  .guide { grid-template-columns: 220px minmax(0, 1fr); }
  .guide__toc { display: none; }
}
@media (max-width: 860px) {
  .guide { grid-template-columns: 1fr; gap: 18px; padding-top: 10px; }
  .guide__side { position: static; max-height: none; }
  .gnav ul { display: flex; gap: 6px; overflow-x: auto; padding-bottom: 6px; }
  .gnav a { white-space: nowrap; background: #fff; }
  .prose h2 { font-size: 23px; }
  .gpager { grid-template-columns: 1fr; }
}
.prose hr + h2 { border-top: 0; padding-top: 0; margin-top: 0; }