/* Precise site · The Warm Instrument · settlement palette · both themes designed on their own grounds */

:root {
  --ground:#f4f6f3; --panel:#ffffff; --recess:#eceff0;
  --ink:#131c21; --body:#33424a; --muted:#55666e; --rule:#d5dcd9;
  --acc:#0e7a6e; --flag:#a16308; --refuse:#9c2f2f;
  --acc-tint:rgba(14,122,110,.08); --flag-tint:rgba(161,99,8,.07); --refuse-tint:rgba(156,47,47,.06);
  --serif:"Iowan Old Style",Palatino,"Palatino Linotype","Book Antiqua",Georgia,serif;
  --sans:-apple-system,BlinkMacSystemFont,"Segoe UI",system-ui,sans-serif;
  --mono:ui-monospace,"SF Mono","JetBrains Mono",Menlo,Consolas,monospace;
}
@media (prefers-color-scheme: dark) {
  :root {
    --ground:#0b1220; --panel:#111a2b; --recess:#0e1626;
    --ink:#f2f5f9; --body:#c9d2df; --muted:#8d99ab; --rule:#223047;
    --acc:#2dd4bf; --flag:#f5b04c; --refuse:#f08a8a;
    --acc-tint:rgba(45,212,191,.09); --flag-tint:rgba(245,176,76,.08); --refuse-tint:rgba(240,138,138,.08);
  }
}
:root[data-theme="dark"] {
  --ground:#0b1220; --panel:#111a2b; --recess:#0e1626;
  --ink:#f2f5f9; --body:#c9d2df; --muted:#8d99ab; --rule:#223047;
  --acc:#2dd4bf; --flag:#f5b04c; --refuse:#f08a8a;
  --acc-tint:rgba(45,212,191,.09); --flag-tint:rgba(245,176,76,.08); --refuse-tint:rgba(240,138,138,.08);
}
:root[data-theme="light"] {
  --ground:#f4f6f3; --panel:#ffffff; --recess:#eceff0;
  --ink:#131c21; --body:#33424a; --muted:#55666e; --rule:#d5dcd9;
  --acc:#0e7a6e; --flag:#a16308; --refuse:#9c2f2f;
  --acc-tint:rgba(14,122,110,.08); --flag-tint:rgba(161,99,8,.07); --refuse-tint:rgba(156,47,47,.06);
}

* { box-sizing:border-box; }
html { background:var(--ground); }
body { background:var(--ground); color:var(--body); font-family:var(--sans); font-size:17px; line-height:1.68; margin:0; padding:0 20px; text-rendering:optimizeLegibility; }
.page { max-width:52rem; margin:0 auto; padding:0 0 4rem; }

.skip { position:absolute; left:-9999px; top:0; background:var(--panel); color:var(--ink); padding:.5rem .9rem; border:1px solid var(--rule); border-radius:4px; z-index:99; }
.skip:focus { left:12px; top:12px; }

a { color:inherit; text-decoration-color:var(--acc); text-decoration-thickness:1px; text-underline-offset:3px; transition:text-decoration-thickness 200ms cubic-bezier(0.22,1,0.36,1); }
a:hover { text-decoration-thickness:2px; }
:focus-visible { outline:2px solid var(--acc); outline-offset:2px; border-radius:2px; }

/* masthead + nav */
.mast { display:flex; align-items:baseline; justify-content:space-between; gap:1rem; padding:1.15rem 0 .85rem; border-bottom:1px solid var(--rule); flex-wrap:wrap; }
.wm { font-family:var(--serif); font-size:1.18rem; font-weight:500; color:var(--ink); text-decoration:none; letter-spacing:-.01em; }
.mast nav { display:flex; gap:1.15rem; overflow-x:auto; white-space:nowrap; font-family:var(--mono); font-size:.72rem; letter-spacing:.04em; }
.mast nav a { color:var(--muted); text-decoration:none; border-bottom:1px solid transparent; padding-bottom:2px; }
.mast nav a:hover { color:var(--ink); border-bottom-color:var(--rule); }
.mast nav a[aria-current="page"] { color:var(--acc); border-bottom-color:var(--acc); }
#themeb { width:30px; height:30px; border-radius:50%; border:1px solid var(--rule); background:var(--panel); color:var(--ink); font-size:.95rem; line-height:1; cursor:pointer; flex:none; align-self:center; }

/* hero */
.hero { padding:2.6rem 0 1.9rem; border-bottom:2px solid var(--ink); }
.kick { font-family:var(--mono); font-size:.66rem; font-weight:600; letter-spacing:.1em; text-transform:uppercase; color:var(--acc); }
h1 { font-family:var(--serif); font-size:clamp(2.2rem,7.5vw,3.4rem); line-height:1.07; font-weight:500; letter-spacing:-.015em; color:var(--ink); margin:.55rem 0 .8rem; text-wrap:balance; }
.stand { font-family:var(--serif); font-size:1.22rem; line-height:1.55; color:var(--body); max-width:33em; margin:0; text-wrap:pretty; }

/* hero cartoon panel · stays a light printed cartoon on both themes */
.hero .panel { margin:1.5rem 0 0; max-width:44rem; }
.hero .pcard { background:#f7f2e7; border:1px solid var(--rule); border-radius:6px; padding:.7rem; box-shadow:0 1px 3px rgba(0,0,0,.05); }
:root[data-theme="dark"] .hero .pcard { box-shadow:0 2px 10px rgba(0,0,0,.35); }
@media (prefers-color-scheme: dark) { :root:not([data-theme="light"]) .hero .pcard { box-shadow:0 2px 10px rgba(0,0,0,.35); } }
.hero .pcard img { display:block; width:100%; height:auto; border-radius:2px; }
.hero .panel figcaption { font-family:var(--serif); font-style:italic; font-size:1.08rem; line-height:1.5; color:var(--ink); text-align:center; margin:.85rem auto 0; max-width:34em; }
.hero .route { font-size:.92rem; color:var(--muted); margin:1.35rem 0 0; }

/* sections */
section { margin-top:3.2rem; }
h2 { font-family:var(--serif); font-size:clamp(1.5rem,4.5vw,1.9rem); font-weight:500; line-height:1.2; color:var(--ink); margin:0 0 .4rem; text-wrap:balance; }
h2 .n { font-family:var(--mono); font-size:.78rem; color:var(--acc); margin-right:.7rem; vertical-align:.25em; letter-spacing:.04em; }
h3 { font-family:var(--serif); font-size:1.22rem; font-weight:500; line-height:1.3; color:var(--ink); margin:1.6rem 0 .3rem; }
p { max-width:41rem; margin:.85rem 0; text-wrap:pretty; }
.for { font-size:.85rem; color:var(--muted); margin:.1rem 0 .9rem; }
.big { font-family:var(--serif); font-size:1.28rem; line-height:1.5; color:var(--ink); max-width:32em; }
.big b, .duh b { color:var(--acc); font-weight:600; }
.duh { font-family:var(--serif); font-size:1.4rem; line-height:1.45; color:var(--ink); max-width:28em; margin:1.3rem 0; }
.slist { font-family:var(--serif); font-size:1.16rem; line-height:1.75; color:var(--ink); max-width:33em; margin:1rem 0; padding-left:1.2rem; }
.slist li { margin:.15rem 0; }
.slist li::marker { color:var(--acc); }
ul.q { max-width:41rem; padding-left:1.25rem; }
ul.q li { margin:.5rem 0; }
ul.q li::marker { color:var(--acc); }

/* doors (index routing) */
.doors { margin:1.6rem 0 0; border-top:1px solid var(--rule); }
.doors a { display:grid; grid-template-columns:8.2rem 1fr auto; gap:1rem; align-items:baseline; padding:.85rem .2rem; border-bottom:1px solid var(--rule); text-decoration:none; }
.doors a:hover { background:var(--acc-tint); }
.doors .dk { font-family:var(--mono); font-size:.68rem; font-weight:600; letter-spacing:.09em; text-transform:uppercase; color:var(--flag); }
.doors .dt { font-family:var(--serif); font-size:1.05rem; color:var(--ink); }
.doors .da { font-family:var(--mono); font-size:.78rem; color:var(--acc); }
@media (max-width:560px) { .doors a { grid-template-columns:1fr auto; } .doors .dk { grid-column:1 / -1; } }

/* chips */
.chip { display:inline-block; font-family:var(--mono); font-size:.62rem; font-weight:600; letter-spacing:.09em; text-transform:uppercase; border-radius:999px; padding:.18rem .62rem; white-space:nowrap; color:var(--acc); border:1px solid var(--acc); background:var(--acc-tint); }
.chip.flag { color:var(--flag); border-color:var(--flag); background:var(--flag-tint); }

/* the sealed record specimen */
.cert { font-family:var(--mono); font-size:.8rem; line-height:1.7; background:var(--panel); border:1px solid var(--acc); border-radius:4px; padding:1.1rem 1.3rem; margin:1.7rem 0; max-width:44rem; box-shadow:0 0 0 4px var(--ground), 0 0 0 5px var(--rule); }
.cert-h { display:flex; justify-content:space-between; align-items:center; gap:1rem; border-bottom:1px solid var(--rule); padding-bottom:.6rem; margin-bottom:.7rem; flex-wrap:wrap; }
.cert-t { color:var(--acc); font-weight:600; letter-spacing:.07em; }
.cert dl { margin:0; display:grid; grid-template-columns:auto 1fr; gap:.28rem 1.1rem; }
.cert dt { color:var(--muted); text-transform:uppercase; font-size:.66rem; letter-spacing:.08em; padding-top:.16rem; }
.cert dd { margin:0; color:var(--body); }
.cert dd b { color:var(--ink); font-weight:600; }
.cert .sig { border-top:1px solid var(--rule); margin-top:.75rem; padding-top:.55rem; color:var(--muted); font-size:.72rem; }

/* ledger blocks */
.ledger { font-family:var(--mono); font-size:.8rem; line-height:1.65; border:1px solid var(--rule); border-radius:4px; background:var(--panel); margin:1.3rem 0; max-width:44rem; }
.ledger .lh { padding:.6rem 1.05rem; border-bottom:1px solid var(--rule); font-size:.66rem; letter-spacing:.1em; text-transform:uppercase; color:var(--ink); font-weight:600; }
.lrow { display:grid; grid-template-columns:8.2rem 1fr; gap:1rem; padding:.6rem 1.05rem; align-items:baseline; border-bottom:1px solid var(--rule); }
.lrow:last-child { border-bottom:none; }
.lrow .lv { color:var(--acc); text-align:left; font-variant-numeric:tabular-nums; }
.lrow .ld { font-family:var(--sans); font-size:.88rem; line-height:1.55; color:var(--body); }
.lrow .ld i { font-style:normal; color:var(--muted); font-size:.8rem; }

/* code / io specimen */
pre { font-family:var(--mono); font-size:.78rem; line-height:1.65; background:var(--panel); border:1px solid var(--rule); border-radius:4px; padding:.9rem 1.1rem; overflow-x:auto; margin:.9rem 0; max-width:44rem; color:var(--body); }
pre b { color:var(--acc); font-weight:600; }
code { font-family:var(--mono); font-size:.85em; color:var(--ink); }

/* figures · academic plates */
figure.plate { margin:2rem 0; max-width:46rem; }
figure.plate .fw { overflow-x:auto; }
figure.plate svg { display:block; width:100%; height:auto; color:var(--ink); }
figure.plate svg text { font-family:var(--serif); fill:currentColor; paint-order:stroke; stroke:var(--ground); stroke-width:3.5px; stroke-linejoin:round; }
figure.plate svg text.mono { font-family:var(--mono); letter-spacing:.06em; text-transform:uppercase; }
figure.plate img { display:block; width:100%; height:auto; border:1px solid var(--rule); }
@media (prefers-color-scheme: dark) { :root:not([data-theme="light"]) figure.plate img { filter:brightness(.86) contrast(.98); } }
:root[data-theme="dark"] figure.plate img { filter:brightness(.86) contrast(.98); }
figure.plate figcaption { font-family:var(--serif); font-size:.9rem; line-height:1.55; color:var(--muted); margin-top:.6rem; max-width:41rem; }
figure.plate figcaption .fn { font-style:italic; color:var(--ink); }

/* tables */
.tw { overflow-x:auto; margin:1.2rem 0; max-width:100%; }
table { border-collapse:collapse; width:100%; font-size:.9rem; border-top:2px solid var(--ink); border-bottom:2px solid var(--ink); }
th { text-align:left; font-family:var(--mono); font-size:.62rem; font-weight:600; text-transform:uppercase; letter-spacing:.08em; color:var(--muted); border-bottom:1px solid var(--ink); padding:.5rem .7rem .4rem; }
td { padding:.55rem .7rem; border-bottom:1px solid var(--rule); vertical-align:top; line-height:1.5; }
tr:last-child td { border-bottom:none; }
td.y { font-family:var(--mono); font-size:.74rem; color:var(--acc); white-space:nowrap; font-variant-numeric:tabular-nums; }
td.w { font-weight:600; color:var(--ink); }
td.num { font-family:var(--mono); font-size:.78rem; font-variant-numeric:tabular-nums; text-align:right; white-space:nowrap; color:var(--ink); }
td.ref { font-family:var(--mono); font-size:.74rem; color:var(--refuse); }
tr.caution td { color:var(--muted); }
tr.caution td.w { color:var(--muted); }

/* quotes */
blockquote { border-left:1px solid var(--ink); margin:1.5rem 0; padding:.15rem 0 .15rem 1.25rem; max-width:36em; }
blockquote p { font-family:var(--serif); font-size:1.22rem; line-height:1.5; color:var(--ink); margin:0 0 .45rem; }
blockquote .who { font-family:var(--mono); font-size:.7rem; letter-spacing:.06em; text-transform:uppercase; color:var(--flag); }

/* start + refusal + aside panels: full 1px border + tint, never a side stripe */
.start { background:var(--recess); border:1px solid var(--rule); border-radius:12px; padding:.85rem 1.15rem; max-width:41rem; margin:1.15rem 0 0; font-size:.92rem; line-height:1.6; }
.start .s { font-family:var(--mono); font-size:.62rem; font-weight:600; letter-spacing:.1em; text-transform:uppercase; color:var(--acc); margin-right:.7rem; }
.refusal { background:var(--refuse-tint); border:1px solid var(--refuse); border-radius:12px; padding:.85rem 1.15rem; max-width:41rem; margin:1.15rem 0; font-size:.92rem; line-height:1.6; }
.refusal .s { display:block; font-family:var(--mono); font-size:.62rem; font-weight:600; letter-spacing:.1em; text-transform:uppercase; color:var(--refuse); margin-bottom:.25rem; }
.aside { background:var(--acc-tint); border:1px solid var(--acc); border-radius:12px; padding:.85rem 1.15rem; max-width:41rem; margin:1.15rem 0; font-size:.92rem; line-height:1.6; }
.aside b { color:var(--acc); }
.plain { background:var(--panel); border:1px solid var(--rule); border-radius:12px; padding:.85rem 1.15rem; font-family:var(--serif); font-size:1.05rem; max-width:40rem; margin:1.1rem 0; }
.plain .k { display:block; font-family:var(--mono); font-size:.62rem; letter-spacing:.1em; text-transform:uppercase; color:var(--acc); margin-bottom:.3rem; font-weight:600; }

/* steps strip */
.steps { display:flex; flex-wrap:wrap; margin:1.4rem 0; border-top:2px solid var(--ink); border-bottom:1px solid var(--rule); max-width:44rem; }
.steps .st { flex:1 1 8.5rem; padding:.8rem 1rem .95rem 0; }
.steps .st + .st { border-left:1px solid var(--rule); padding-left:1rem; }
.steps .n { font-family:var(--mono); font-size:.68rem; color:var(--acc); }
.steps .nm { font-size:.92rem; font-weight:600; color:var(--ink); display:block; margin-top:.15rem; }
.steps .d { font-size:.8rem; color:var(--muted); display:block; margin-top:.15rem; line-height:1.5; }

/* case files */
details.case { border-top:1px solid var(--rule); max-width:44rem; }
details.case:last-of-type { border-bottom:1px solid var(--rule); }
details.case summary { cursor:pointer; padding:.7rem .2rem; list-style:none; display:grid; grid-template-columns:4.2rem 1fr auto; gap:1rem; align-items:baseline; }
details.case summary::-webkit-details-marker { display:none; }
details.case summary .cy { font-family:var(--mono); font-size:.74rem; color:var(--acc); font-variant-numeric:tabular-nums; }
details.case summary .cn { font-family:var(--serif); font-size:1.05rem; color:var(--ink); }
details.case summary .cm { font-family:var(--mono); font-size:.68rem; color:var(--muted); }
details.case summary:hover { background:var(--acc-tint); }
details.case[open] summary .cm::after { content:" · close"; }
details.case .cb { padding:.2rem .2rem 1.1rem; }
details.case .cb p { margin:.5rem 0; }
.numline { font-family:var(--mono); font-size:.76rem; line-height:1.7; color:var(--ink); background:var(--recess); border:1px solid var(--rule); border-radius:4px; padding:.5rem .85rem; max-width:42rem; margin:.7rem 0; font-variant-numeric:tabular-nums; }
.numline .src { color:var(--muted); }

/* team */
.person { border-top:1px solid var(--rule); padding-top:1.2rem; margin-top:1.6rem; max-width:41rem; }
.person .pn { font-family:var(--serif); font-size:1.22rem; color:var(--ink); font-weight:500; }
.person .pr { font-family:var(--mono); font-size:.68rem; letter-spacing:.08em; text-transform:uppercase; color:var(--acc); margin-left:.7rem; }

/* cross links + footer */
.xlinks { margin-top:2.6rem; font-family:var(--mono); font-size:.78rem; display:flex; gap:1.4rem; flex-wrap:wrap; }
.xlinks a { color:var(--acc); }
.foot { margin-top:3.6rem; border-top:2px solid var(--ink); padding-top:.9rem; font-size:.8rem; color:var(--muted); }
.foot nav { display:flex; gap:1.1rem; flex-wrap:wrap; font-family:var(--mono); font-size:.7rem; margin-top:.5rem; }
.foot a { color:var(--muted); }
.foot a:hover { color:var(--ink); }

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { transition:none !important; animation:none !important; scroll-behavior:auto !important; }
}
@media print {
  #themeb, .skip { display:none; }
  body { padding:0; }
}