/* Shared stylesheet for the blog hub and the guides added on 2026-09-13 (the landing page and the
   first two guides still inline their own copy). Palette = Sonnet's Color.kt light/dark tokens and
   JSON syntax colours; see sites/sonnet/README.md. Served from 'self', which _headers allows. */
:root {
  --page: #FAFAFA; --raised: #FFFFFF; --shade: #F1F3F5; --rule: #DDE1E5;
  --ink: #1B1B1F; --ink-muted: #545A61; --accent: #0B6E73; --on-accent: #FFFFFF;
  --accent-soft: #D9F2F3; --on-accent-soft: #00373A;
  --j-key: #1F2937; --j-string: #0F766E; --j-number: #B45309; --j-bool: #2563EB; --j-punct: #6B7280; --error: #B3261E;
}
@media (prefers-color-scheme: dark) {
  :root {
    --page: #121212; --raised: #1A1A1C; --shade: #202226; --rule: #33383D;
    --ink: #E1E2E5; --ink-muted: #A9AFB6; --accent: #6AD2D8; --on-accent: #00373A;
    --accent-soft: #0F3436; --on-accent-soft: #B6ECEF;
    --j-key: #E5E7EB; --j-string: #5EEAD4; --j-number: #FBBF24; --j-bool: #93C5FD; --j-punct: #8A9199; --error: #F2B8B5;
  }
}
* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0; background: var(--page); color: var(--ink);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, 'Segoe UI', Roboto, sans-serif;
  font-size: 17px; line-height: 1.7; -webkit-font-smoothing: antialiased;
}
a { color: var(--accent); text-decoration-thickness: 1px; text-underline-offset: 2px; }
a:hover { color: var(--ink); }
img { max-width: 100%; height: auto; display: block; }
.wrap { max-width: 800px; margin: 0 auto; padding-inline: 20px; }
h1, h2, h3, .brand-name {
  font-family: 'Source Serif 4', ui-serif, Georgia, serif; font-optical-sizing: auto;
  font-weight: 600; line-height: 1.15; letter-spacing: -0.015em; margin: 0; text-wrap: balance;
}
p { margin: 0 0 18px; text-wrap: pretty; }
code, pre { font-family: 'JetBrains Mono', ui-monospace, Menlo, Consolas, monospace; }
code { font-size: 0.88em; background: var(--shade); border: 1px solid var(--rule); border-radius: 5px; padding: 1px 5px; overflow-wrap: anywhere; }

.site-head { border-bottom: 1px solid var(--rule); }
.site-head .wrap { max-width: 1040px; display: flex; align-items: center; justify-content: space-between; gap: 16px; padding-block: 16px; }
.brand { display: flex; align-items: center; gap: 11px; text-decoration: none; color: var(--ink); }
.brand img { width: 36px; height: 36px; border-radius: 9px; }
.brand-name { font-size: 22px; }
.head-nav { display: flex; align-items: center; gap: 22px; }
.navlink { font-size: 15px; color: var(--ink-muted); text-decoration: none; }
.navlink:hover { color: var(--ink); }
.head-cta { font-size: 15px; font-weight: 600; text-decoration: none; color: var(--on-accent); background: var(--accent); padding: 8px 16px; border-radius: 999px; white-space: nowrap; }
.head-cta:hover { color: var(--on-accent); filter: brightness(1.08); }

main { padding-block: 44px 72px; }
.crumbs { font-size: 14px; color: var(--ink-muted); margin-bottom: 18px; }
.crumbs a { color: var(--ink-muted); }
h1 { font-size: clamp(32px, 5vw, 46px); margin-bottom: 18px; }
.standfirst { font-size: clamp(18px, 2vw, 20px); color: var(--ink-muted); }
.byline { font-size: 14px; color: var(--ink-muted); margin-bottom: 32px; }
.answer { border: 1px solid var(--accent); background: var(--accent-soft); color: var(--on-accent-soft); border-radius: 12px; padding: 20px 22px; margin-bottom: 8px; }
.answer h2 { font-family: Inter, sans-serif; font-size: 12px; font-weight: 600; letter-spacing: 0.13em; text-transform: uppercase; margin: 0 0 8px; color: inherit; }
.answer p, .answer ol, .answer ul { margin: 0; }
.answer a, .answer code { color: inherit; }
.inline-cta { display: flex; flex-wrap: wrap; align-items: center; gap: 10px 16px; margin: 18px 0 8px; font-size: 15px; color: var(--ink-muted); }
.inline-cta a { font-weight: 600; text-decoration: none; color: var(--on-accent); background: var(--accent); padding: 9px 18px; border-radius: 999px; }
.inline-cta a:hover { color: var(--on-accent); filter: brightness(1.08); }
h2 { font-size: clamp(25px, 3.2vw, 32px); margin: 52px 0 16px; }
h3 { font-size: 21px; margin: 30px 0 8px; }
ul, ol { padding-left: 22px; margin: 0 0 18px; }
li { margin-bottom: 8px; }
.muted { color: var(--ink-muted); }
.note { border-left: 3px solid var(--rule); padding: 2px 0 2px 16px; color: var(--ink-muted); font-size: 16px; }

.tablewrap { overflow-x: auto; border: 1px solid var(--rule); border-radius: 10px; margin: 8px 0 10px; }
table { border-collapse: collapse; width: 100%; min-width: 600px; font-size: 15px; line-height: 1.5; }
th, td { text-align: left; padding: 12px 15px; border-bottom: 1px solid var(--rule); vertical-align: top; }
thead th { background: var(--shade); font-size: 12px; letter-spacing: 0.08em; text-transform: uppercase; color: var(--ink-muted); font-weight: 600; }
tbody tr:last-child td { border-bottom: 0; }
tr.ours td { background: color-mix(in srgb, var(--accent-soft) 55%, transparent); }
tr.ours td:first-child { box-shadow: inset 3px 0 0 var(--accent); }
.tablenote { font-size: 14px; color: var(--ink-muted); }

pre.code { background: var(--raised); border: 1px solid var(--rule); border-radius: 10px; padding: 14px 16px; font-size: 14px; line-height: 1.65; overflow-x: auto; color: var(--j-punct); margin: 0 0 18px; }
.k { color: var(--j-key); } .s { color: var(--j-string); } .n { color: var(--j-number); } .b { color: var(--j-bool); }
.bad { text-decoration: underline wavy var(--error); text-underline-offset: 4px; }

.cta { border: 1px solid var(--rule); background: var(--raised); border-radius: 16px; padding: 28px clamp(20px, 3.5vw, 34px); margin-top: 56px; }
.cta-top { display: flex; gap: 16px; align-items: center; margin-bottom: 14px; }
.cta-top img { width: 56px; height: 56px; border-radius: 14px; }
.cta h2 { margin: 0; font-size: clamp(22px, 2.6vw, 28px); }
.cta p { color: var(--ink-muted); }
.cta .badge img { width: 188px; }

.related { margin-top: 48px; }
.related h2 { font-size: 22px; margin: 0 0 12px; }
.related ul { list-style: none; padding: 0; margin: 0; display: grid; gap: 10px; }
.related a { display: block; padding: 14px 16px; border: 1px solid var(--rule); border-radius: 10px; background: var(--raised); text-decoration: none; color: var(--ink); font-weight: 500; }
.related a:hover { border-color: var(--accent); }

.post-group { margin-top: 44px; }
.post-group h2 { font-size: 13px; font-family: Inter, sans-serif; font-weight: 600; letter-spacing: 0.13em; text-transform: uppercase; color: var(--ink-muted); margin: 0 0 12px; }
.posts { list-style: none; padding: 0; margin: 0; display: grid; gap: 12px; }
.posts li { margin: 0; }
.posts a { display: block; padding: 18px 20px; border: 1px solid var(--rule); border-radius: 12px; background: var(--raised); text-decoration: none; color: var(--ink); }
.posts a:hover { border-color: var(--accent); }
.posts strong { display: block; font-family: 'Source Serif 4', ui-serif, Georgia, serif; font-size: 21px; font-weight: 600; line-height: 1.25; margin-bottom: 4px; }
.posts span { color: var(--ink-muted); font-size: 15px; line-height: 1.55; display: block; }

.site-foot { border-top: 1px solid var(--rule); padding-block: 32px 48px; font-size: 15px; color: var(--ink-muted); }
.site-foot .wrap { max-width: 1040px; display: flex; flex-wrap: wrap; gap: 12px 28px; justify-content: space-between; }
.site-foot nav { display: flex; flex-wrap: wrap; gap: 12px 22px; }
.site-foot small { flex-basis: 100%; font-size: 13px; }
@media (max-width: 520px) { body { font-size: 16px; } .head-cta { padding: 7px 13px; font-size: 14px; } }