/* Developer pages (/api, /docs/api, /benchmarks, /acknowledgements, API legal drafts).
   Builds on style.css tokens only: no new colours, fonts or radii. */
.dev-hero { padding-block: 48px 12px; display: grid; gap: 14px; }
.dev-hero h1 { font: 400 clamp(34px, 6vw, 64px)/1.02 var(--display); text-transform: uppercase; text-wrap: balance; }
.dev-hero .lead { font-size: 19px; max-width: 42em; }
.dev-hero .row { margin-top: 4px; }
.sec { padding-block: 22px; display: grid; gap: 14px; }
.sec-h { font: 400 24px var(--display); text-transform: uppercase; }
.grid3 { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 14px; }
.grid2 { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 14px; }
.feat { background: var(--surface); border: 1px solid var(--line); border-radius: 16px; padding: 18px; display: grid; gap: 8px; align-content: start; }
.feat h3 { font-size: 18px; }
.feat p { font-size: 14.5px; color: var(--body); }
.feat code, .prose code, .dtable code, li code, p code { font: 13.5px var(--mono); background: var(--raise); color: var(--ink); padding: 1px 6px; border-radius: 5px; overflow-wrap: anywhere; }
pre.code { margin: 0; font: 13px/1.55 var(--mono); background: #0a0d12; color: var(--ink); border: 1px solid var(--line); border-radius: 12px; padding: 14px 16px; overflow-x: auto; white-space: pre; tab-size: 2; }
pre.code .c { color: var(--muted); }
pre.code .s { color: var(--sig); }
.codetabs { display: grid; gap: 0; }
.codetabs [role="tablist"] { display: flex; gap: 6px; flex-wrap: wrap; margin-bottom: 8px; }
.codetabs [role="tab"] { background: var(--raise); color: var(--muted); border: 1px solid var(--line); border-radius: 999px; padding: 6px 12px; font: 600 13px var(--sans); cursor: pointer; }
.codetabs [role="tab"][aria-selected="true"] { color: var(--sig); border-color: var(--sig-line); }
.dtable { width: 100%; border-collapse: collapse; font-size: 14.5px; }
.dtable th { text-align: left; font-size: 12px; letter-spacing: .06em; text-transform: uppercase; color: var(--muted); padding: 8px 10px; border-bottom: 1px solid var(--line); vertical-align: bottom; }
.dtable td { padding: 9px 10px; border-bottom: 1px solid var(--line); color: var(--body); vertical-align: top; }
.dtable td:first-child { color: var(--ink); }
.dtable .num, .dtable td.n { font-variant-numeric: tabular-nums; text-align: right; white-space: nowrap; }
.dtable tr.us td { color: var(--sig); font-weight: 700; }
.tscroll { overflow-x: auto; -webkit-overflow-scrolling: touch; border: 1px solid var(--line); border-radius: 12px; background: var(--surface); }
.tscroll .dtable th, .tscroll .dtable td { padding-inline: 12px; }
.statusbar { display: flex; flex-wrap: wrap; gap: 10px 18px; align-items: center; background: var(--surface); border: 1px solid var(--line); border-radius: 14px; padding: 14px 16px; }
.dot { width: 10px; height: 10px; border-radius: 50%; display: inline-block; background: var(--sig); box-shadow: 0 0 0 4px var(--sig-soft); }
.dot.off { background: var(--muted); box-shadow: none; }
.draft { background: var(--warn-soft); border: 1px solid var(--sig-line); color: var(--warn); border-radius: 12px; padding: 12px 14px; font-weight: 600; }
.todo { margin: 6px 0; }
.ph { color: var(--muted); font-style: italic; }
.prose { display: grid; gap: 12px; max-width: 48em; }
.prose h2 { font: 400 22px var(--display); text-transform: uppercase; margin-top: 18px; scroll-margin-top: 80px; }
.prose h3 { font-size: 18px; margin-top: 8px; scroll-margin-top: 80px; }
.prose ul, .prose ol { margin: 0; padding-left: 20px; display: grid; gap: 6px; }
/* docs: sidebar + content */
.docs { display: grid; grid-template-columns: 220px minmax(0, 1fr); gap: 32px; padding-block: 28px; align-items: start; }
.toc { position: sticky; top: 76px; display: grid; gap: 2px; font-size: 14px; max-height: calc(100vh - 96px); overflow-y: auto; }
.toc b { font-size: 12px; letter-spacing: .1em; text-transform: uppercase; color: var(--ink); margin: 10px 0 4px; }
.toc a { color: var(--muted); text-decoration: none; padding: 4px 8px; border-radius: 6px; }
.toc a:hover { color: var(--ink); background: var(--raise); }
.docs .prose { max-width: none; }
.docs .prose > pre.code, .docs .prose > .tscroll { max-width: 100%; }
.keyform { display: grid; gap: 10px; }
.keyform .two { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: 10px; }
.keyform textarea { min-height: 80px; resize: vertical; font: inherit; }
.keyform select { appearance: auto; }
.mini { font-size: 13px; color: var(--muted); }
@media (max-width: 900px) {
  .grid3 { grid-template-columns: minmax(0, 1fr); }
  .docs { grid-template-columns: minmax(0, 1fr); gap: 8px; }
  .toc { position: static; max-height: none; display: flex; flex-wrap: wrap; gap: 4px; border-bottom: 1px solid var(--line); padding-bottom: 10px; }
  .toc b { width: 100%; margin: 4px 0 0; }
  .toc a { background: var(--raise); }
}
@media (max-width: 700px) { .grid2, .keyform .two { grid-template-columns: minmax(0, 1fr); } }
/* keep long code lines and wide tables inside the viewport (grid items default to min-width: auto) */
.sec, .prose { grid-template-columns: minmax(0, 1fr); }
.sec > *, .prose > *, .doc > *, .codetabs, .codetabs > * { min-width: 0; }
.doc .dtable td, .doc .dtable th { min-width: 9em; }
.doc .dtable td:last-child { min-width: 16em; }