/* ============================================================
   Callstand — Guides
   Shared by the guides index and every guide page, so a new
   guide is one HTML file with no styling of its own.
   ============================================================ */

   :root {
    --ink: #1a1f36; --ink-mid: #4f5b76; --ink-soft: #687385; --line: #e3e8ee;
    --paper: #f6f8fa; --dark: #333333;
    --blue: #2563eb; --blue-soft: #e9f1ff; --good: #1ea672; --good-soft: #e4f4ec;
    --mono: ui-monospace, "SF Mono", Menlo, Consolas, monospace;
    --sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Inter, Roboto, sans-serif;
  }
  * { box-sizing: border-box; margin: 0; }
  html { scroll-behavior: smooth; }
  body { font-family: var(--sans); color: var(--ink); background: #fff; font-size: 16px; line-height: 1.65; -webkit-font-smoothing: antialiased; }
  a { color: inherit; text-decoration: none; }
  
  /* ---------- shells ---------- */
  .wrap { max-width: 1120px; margin: 0 auto; padding: 0 24px; }
  .article { max-width: 760px; margin: 0 auto; padding: 0 24px 70px; }
  
  /* ---------- guides index ---------- */
  .ghero { text-align: center; padding: 62px 0 40px; }
  .ghero h1 { font-size: clamp(28px, 3.6vw, 42px); letter-spacing: -.025em; line-height: 1.15; margin-bottom: 14px; }
  .ghero p { font-size: 17px; color: var(--ink-mid); max-width: 620px; margin: 0 auto; }
  .glist { display: grid; grid-template-columns: repeat(2, 1fr); gap: 18px; padding-bottom: 76px; }
  .gcard { border: 2px solid var(--line); border-radius: 3px; padding: 26px 28px; transition: border-color .15s, transform .15s; display: block; }
  .gcard:hover { border-color: var(--ink); transform: translateY(-2px); }
  .gcard .tag { display: inline-block; font-size: 11px; font-weight: 700; letter-spacing: .06em; text-transform: uppercase; color: var(--ink-soft); margin-bottom: 10px; }
  .gcard h2 { font-size: 20px; letter-spacing: -.015em; line-height: 1.3; margin-bottom: 8px; }
  .gcard p { font-size: 14.5px; color: var(--ink-soft); }
  .gcard .meta { font-size: 12.5px; color: var(--ink-soft); margin-top: 14px; }
  .gcard.soon { border-style: dashed; cursor: default; }
  .gcard.soon:hover { border-color: var(--line); transform: none; }
  .gcard.soon h2 { color: var(--ink-soft); }
  
  /* ---------- article ---------- */
  .ahead { padding: 52px 0 8px; }
  .crumb { font-size: 13px; color: var(--ink-soft); margin-bottom: 18px; }
  .crumb a:hover { color: var(--ink); }
  .ahead h1 { font-size: clamp(29px, 4vw, 42px); letter-spacing: -.028em; line-height: 1.16; margin-bottom: 16px; }
  .ahead .standfirst { font-size: 18px; color: var(--ink-mid); }
  .ameta { display: flex; gap: 14px; flex-wrap: wrap; font-size: 13px; color: var(--ink-soft); border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); padding: 14px 0; margin: 26px 0 34px; }
  
  .article h2 { font-size: 27px; letter-spacing: -.02em; line-height: 1.25; margin: 48px 0 14px; }
  .article h3 { font-size: 19px; letter-spacing: -.01em; margin: 32px 0 10px; }
  .article p { color: var(--ink-mid); margin-bottom: 18px; }
  .article p strong, .article li strong { color: var(--ink); font-weight: 650; }
  .article a:not(.btn) { color: var(--blue); }
  .article a:not(.btn):hover { text-decoration: underline; }
  .article ul, .article ol { margin: 0 0 20px 22px; color: var(--ink-mid); }
  .article li { margin-bottom: 9px; }
  
  /* table of contents */
  .toc { border: 2px solid var(--line); border-radius: 3px; padding: 20px 24px; margin-bottom: 38px; }
  .toc b { display: block; font-size: 11px; font-weight: 700; letter-spacing: .06em; text-transform: uppercase; color: var(--ink-soft); margin-bottom: 10px; }
  .toc ol { margin: 0 0 0 18px; font-size: 14.5px; }
  .toc li { margin-bottom: 6px; color: var(--ink-mid); }
  .toc a:hover { color: var(--ink); text-decoration: underline; }
  
  /* tables */
  .tablewrap { overflow-x: auto; margin: 0 0 24px; border: 2px solid var(--line); border-radius: 3px; }
  table { width: 100%; border-collapse: collapse; font-size: 14px; min-width: 520px; }
  th { text-align: left; font-size: 11px; font-weight: 700; letter-spacing: .05em; text-transform: uppercase; color: var(--ink-soft); background: var(--paper); padding: 11px 14px; border-bottom: 1px solid var(--line); }
  td { padding: 11px 14px; border-bottom: 1px solid var(--line); color: var(--ink-mid); vertical-align: top; }
  tr:last-child td { border-bottom: none; }
  td:first-child { color: var(--ink); font-weight: 600; }
  
  /* status notes inside a guide */
  .note { border: 2px solid var(--line); border-left-width: 4px; border-radius: 3px; background: var(--paper); padding: 18px 22px; margin: 0 0 24px; }
  .note b { display: block; font-size: 13px; letter-spacing: .04em; text-transform: uppercase; color: var(--ink-soft); margin-bottom: 8px; }
  .note p { font-size: 14.5px; margin-bottom: 10px; }
  .note ul { margin: 0 0 0 20px; font-size: 14.5px; }
  .note li { margin-bottom: 6px; }
  .note :last-child { margin-bottom: 0; }
  .prompt { border: 2px solid var(--line); border-radius: 3px; background: var(--paper); padding: 18px 22px; margin: 0 0 22px; font-size: 15px; color: var(--ink-mid); }
  
  /* callouts and CTA banners */
  .banner { border: 2px solid var(--line); border-radius: 3px; padding: 26px 28px; margin: 34px 0; }
  .banner.dark { background: var(--dark); border-color: var(--dark); }
  .banner h3 { font-size: 20px; margin: 0 0 8px; }
  .banner p { font-size: 15px; color: var(--ink-soft); margin-bottom: 0; }
  .banner.dark h3 { color: #fff; }
  .banner.dark p { color: #c9cbcf; }
  .banner .row { display: flex; gap: 10px; flex-wrap: wrap; margin-top: 18px; }
  .banner .btn { display: inline-block; font-size: 14.5px; font-weight: 600; border-radius: 4px; padding: 12px 20px; }
  .banner .btn.solid { background: var(--ink); color: #fff; }
  .banner .btn.solid:hover { background: #2b3252; }
  .banner.dark .btn.solid { background: #fff; color: var(--ink); }
  .banner.dark .btn.solid:hover { background: #eee; }
  .banner .btn.line { border: 1px solid #d5dbe1; color: var(--ink); }
  .banner .btn.line:hover { border-color: var(--ink); }
  .banner.dark .btn.line { border-color: rgba(255,255,255,.45); color: #fff; }
  .banner.dark .btn.line:hover { border-color: #fff; }
  
  /* faq */
  details.faq { border-bottom: 1px solid var(--line); padding: 16px 0; }
  details.faq summary { cursor: pointer; font-weight: 650; font-size: 16px; list-style: none; display: flex; gap: 10px; }
  details.faq summary::-webkit-details-marker { display: none; }
  details.faq summary::before { content: "+"; color: var(--ink-soft); font-weight: 700; }
  details.faq[open] summary::before { content: "–"; }
  details.faq p { margin: 10px 0 0 22px; font-size: 15px; }
  
  /* footer */
  footer { border-top: 1px solid var(--line); background: var(--paper); font-size: 12.5px; color: var(--ink-soft); }
  .foot-inner { max-width: 1120px; margin: 0 auto; padding: 24px; display: flex; gap: 16px; flex-wrap: wrap; }
  .foot-inner a:hover { color: var(--ink); }
  
  @media (max-width: 820px) {
    .glist { grid-template-columns: 1fr; }
    .article { padding: 0 20px 54px; }
    .article h2 { font-size: 23px; margin-top: 38px; }
  }
  @media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } .gcard:hover { transform: none; } }