/*
 * The benchmark pages in the style of nano.llmto.day: the Radix Colors gray
 * scale only (black, white and the greys between), shadcn-like surfaces,
 * system fonts. The tokens follow the system theme by themselves; theme.js puts
 * .dark or .light on <html> when the visitor chose one, and the landing page
 * reads the same choice. No inline styles: the Content-Security-Policy forbids them.
 */
:root {
  --gray-1: #fcfcfc; --gray-2: #f9f9f9; --gray-3: #f0f0f0; --gray-4: #e8e8e8;
  --gray-5: #e0e0e0; --gray-6: #d9d9d9; --gray-7: #cecece; --gray-8: #bbbbbb;
  --gray-9: #8d8d8d; --gray-10: #838383; --gray-11: #646464; --gray-12: #202020;
  --warn: #8a5a00;
  color-scheme: light;
}
:root.dark {
  --gray-1: #111111; --gray-2: #191919; --gray-3: #222222; --gray-4: #2a2a2a;
  --gray-5: #313131; --gray-6: #3a3a3a; --gray-7: #484848; --gray-8: #606060;
  --gray-9: #6e6e6e; --gray-10: #7b7b7b; --gray-11: #b4b4b4; --gray-12: #eeeeee;
  --warn: #e0a64a;
  color-scheme: dark;
}
/* Without scripts, or while the choice is "system": follow the OS. */
@media (prefers-color-scheme: dark) {
  :root:not(.light) {
    --gray-1: #111111; --gray-2: #191919; --gray-3: #222222; --gray-4: #2a2a2a;
    --gray-5: #313131; --gray-6: #3a3a3a; --gray-7: #484848; --gray-8: #606060;
    --gray-9: #6e6e6e; --gray-10: #7b7b7b; --gray-11: #b4b4b4; --gray-12: #eeeeee;
    --warn: #e0a64a;
    color-scheme: dark;
  }
}
:root {
  --background: var(--gray-1);
  --foreground: var(--gray-12);
  --card: var(--gray-2);
  --muted: var(--gray-3);
  --muted-foreground: var(--gray-11);
  --accent: var(--gray-4);
  --border: var(--gray-6);
  --input: var(--gray-7);
  --ring: var(--gray-8);
  --radius: 10px;
  --font: ui-sans-serif, system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --mono: ui-monospace, "SF Mono", "Cascadia Code", Menlo, Consolas, monospace;
}

* { box-sizing: border-box; border-color: var(--border); }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--background);
  color: var(--foreground);
  font: 15px/1.6 var(--font);
  -webkit-font-smoothing: antialiased;
}
::selection { background: var(--foreground); color: var(--background); }
a { color: inherit; text-decoration-color: var(--gray-8); text-underline-offset: 3px; }
a:hover { text-decoration-color: currentColor; }
a:focus-visible, button:focus-visible, select:focus-visible, summary:focus-visible {
  outline: 2px solid var(--ring); outline-offset: 2px; border-radius: 6px;
}
code, pre { font-family: var(--mono); font-size: 0.875em; }
code { background: var(--muted); border: 1px solid var(--border); padding: 0.05em 0.4em; border-radius: 6px; white-space: nowrap; }
pre code { white-space: pre; }
pre {
  background: var(--muted); border: 1px solid var(--border); border-radius: var(--radius);
  padding: 0.9em 1.1em; overflow-x: auto; line-height: 1.6;
}
pre code { background: none; border: 0; padding: 0; }
.wrap { width: 100%; max-width: 72rem; margin: 0 auto; padding: 0 24px; }
.skip { position: absolute; left: -9999px; }
.skip:focus { left: 12px; top: 8px; z-index: 40; background: var(--foreground); color: var(--background); padding: 8px 12px; border-radius: 8px; }
[hidden] { display: none !important; }

/* Header: the same bar as the landing page. */
header.site {
  position: sticky; top: 0; z-index: 20; border-bottom: 1px solid var(--border);
  background: color-mix(in oklab, var(--background) 80%, transparent);
  -webkit-backdrop-filter: blur(8px); backdrop-filter: blur(8px);
}
.bar { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 4px 16px; padding-top: 12px; padding-bottom: 12px; }
.brand { font-size: 1.125rem; font-weight: 600; letter-spacing: -0.01em; text-decoration: none; }
.brand span { color: var(--muted-foreground); }
nav.main { display: flex; align-items: center; gap: 4px; order: 3; width: 100%; overflow-x: auto; margin: 0 -8px; }
nav.main a { color: var(--muted-foreground); text-decoration: none; padding: 4px 8px; border-radius: 6px; font-size: 0.875rem; white-space: nowrap; transition: color .15s; }
nav.main a:hover, nav.main a[aria-current] { color: var(--foreground); }
nav.main a[aria-current] { background: var(--accent); }
.tools { display: flex; align-items: center; gap: 8px; }
.tools .icon, .tools .lang {
  display: inline-flex; align-items: center; justify-content: center; height: 32px; min-width: 32px;
  border-radius: 8px; color: var(--muted-foreground); text-decoration: none;
}
.tools .lang { font-size: 0.75rem; font-weight: 600; text-transform: uppercase; letter-spacing: .04em; padding: 0 8px; }
.tools .icon:hover, .tools .lang:hover { background: var(--accent); color: var(--foreground); }
.theme { display: inline-flex; align-items: center; padding: 2px; gap: 2px; border: 1px solid var(--border); border-radius: 10px; background: var(--background); }
.theme button {
  display: inline-flex; align-items: center; justify-content: center; width: 28px; height: 28px; border: 0; border-radius: 8px;
  background: none; color: var(--muted-foreground); cursor: pointer; padding: 0;
}
.theme button:hover { color: var(--foreground); }
.theme button[aria-pressed="true"] { background: var(--accent); color: var(--foreground); }
@media (min-width: 640px) {
  nav.main { order: 0; width: auto; margin: 0; }
}

/* The benchmark's own tabs under the bar. */
.subbar { border-bottom: 1px solid var(--border); background: var(--background); }
.tabs { display: flex; align-items: center; gap: 4px; padding-top: 8px; padding-bottom: 0; overflow-x: auto; }
.tabs a {
  position: relative; padding: 8px 10px 10px; color: var(--muted-foreground); text-decoration: none;
  font-size: 0.875rem; white-space: nowrap;
}
.tabs a:hover { color: var(--foreground); }
.tabs a[aria-current] { color: var(--foreground); font-weight: 500; }
.tabs a[aria-current]::after { content: ""; position: absolute; left: 6px; right: 6px; bottom: -1px; height: 2px; background: var(--foreground); border-radius: 2px; }
.tabs .grow { flex: 1; }
.tabs a.data { font-family: var(--mono); font-size: 0.75rem; padding-left: 6px; padding-right: 6px; }

main.wrap { padding-top: 40px; padding-bottom: 56px; min-height: 60vh; }
.crumbs { color: var(--muted-foreground); font-size: 0.875rem; margin: 0 0 8px; }
.crumbs a { text-decoration: none; }
.crumbs a:hover { color: var(--foreground); }
h1 { font-size: clamp(1.75rem, 4vw, 2.5rem); line-height: 1.15; letter-spacing: -0.02em; font-weight: 600; margin: 0 0 12px; text-wrap: balance; }
h1 code { font-size: 0.5em; vertical-align: middle; font-weight: 500; }
h2 { font-size: 1.25rem; letter-spacing: -0.01em; font-weight: 600; margin: 40px 0 12px; }
.lead { color: var(--muted-foreground); max-width: 44rem; font-size: 1.05rem; margin: 0 0 28px; text-wrap: pretty; }
p { margin: 0 0 12px; }
.note, .empty-text { color: var(--muted-foreground); font-size: 0.875rem; }
.scroll + .note { margin-top: 10px; }

/* Filters. */
.filters {
  display: grid; grid-template-columns: repeat(auto-fill, minmax(190px, 1fr)); gap: 14px 16px;
  padding: 18px; border: 1px solid var(--border); border-radius: calc(var(--radius) + 4px); background: var(--card); margin-bottom: 24px;
}
.filters label { display: flex; flex-direction: column; gap: 6px; font-size: 0.75rem; font-weight: 500; color: var(--muted-foreground); }
.filters select {
  appearance: none; -webkit-appearance: none; font: inherit; font-size: 0.875rem; color: var(--foreground);
  height: 36px; padding: 0 34px 0 10px; width: 100%; min-width: 0;
  background: var(--background) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%23888' stroke-width='1.8' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='m6 9 6 6 6-6'/%3E%3C/svg%3E") no-repeat right 10px center;
  border: 1px solid var(--input); border-radius: 8px; cursor: pointer;
}
.filters select:hover { border-color: var(--gray-8); }
.filters .actions { grid-column: 1 / -1; display: flex; align-items: center; gap: 14px; flex-wrap: wrap; }
.filters button, .btn {
  display: inline-flex; align-items: center; gap: 8px; height: 36px; padding: 0 16px; font: inherit; font-size: 0.875rem; font-weight: 500;
  border-radius: 8px; border: 1px solid transparent; cursor: pointer; text-decoration: none;
  background: var(--foreground); color: var(--background);
}
.filters button:hover, .btn:hover { opacity: .9; }
.btn.outline { background: var(--background); color: var(--foreground); border-color: var(--input); }
.btn.outline:hover { background: var(--accent); opacity: 1; }
.js .filters button { display: none; }
.filters .actions a { color: var(--muted-foreground); font-size: 0.875rem; }
.exports { margin-left: auto; font-size: 0.875rem; color: var(--muted-foreground); }

/* Result tables, in a card. */
.scroll { overflow-x: auto; border: 1px solid var(--border); border-radius: calc(var(--radius) + 4px); background: var(--background); }
table.results { border-collapse: collapse; width: 100%; min-width: 760px; font-size: 0.875rem; }
table.results td:first-child { min-width: 240px; }
table.results th, table.results td { text-align: left; padding: 12px 14px; border-bottom: 1px solid var(--border); vertical-align: top; }
table.results tbody tr:last-child td { border-bottom: 0; }
table.results tbody tr:hover { background: var(--card); }
table.results thead th {
  background: var(--muted); color: var(--muted-foreground); font-weight: 500; font-size: 0.75rem;
  white-space: nowrap; position: sticky; top: 0;
}
table.results.runs th, table.results.runs td { white-space: nowrap; }
table.results .n { text-align: right; white-space: nowrap; font-variant-numeric: tabular-nums; }
.med { font-weight: 600; }
.iqr, .sub { color: var(--muted-foreground); font-size: 0.8125rem; }
.sub { margin-top: 2px; line-height: 1.45; }
.sub a { text-decoration: none; color: var(--muted-foreground); }
.sub a:hover { color: var(--foreground); text-decoration: underline; }
td > a:first-child { font-weight: 500; text-decoration: none; }
td > a:first-child:hover { text-decoration: underline; }
.badge {
  display: inline-flex; align-items: center; gap: 4px; font-size: 0.6875rem; font-weight: 500; white-space: nowrap;
  border: 1px solid var(--border); border-radius: 999px; padding: 1px 8px; margin-left: 6px; color: var(--foreground); background: var(--card);
  vertical-align: 1px;
}
.st-failed { color: var(--warn); }
.st-refused, .st-skipped { color: var(--muted-foreground); }

/* Empty state, notices. */
.empty {
  border: 1px dashed var(--input); border-radius: calc(var(--radius) + 4px); padding: 48px 24px; text-align: center; color: var(--muted-foreground);
  background: var(--card);
}
.empty p { margin: 0 0 16px; }
.notice { padding: 14px 16px; border: 1px solid var(--border); border-radius: var(--radius); background: var(--card); }
.draft { padding: 12px 16px; border: 1px solid var(--border); border-left: 3px solid var(--warn); border-radius: var(--radius); background: var(--card); color: var(--muted-foreground); font-size: 0.875rem; }

/* Recent submissions. */
ul.recent { list-style: none; margin: 0; padding: 0; border: 1px solid var(--border); border-radius: calc(var(--radius) + 4px); overflow: hidden; }
ul.recent li { padding: 12px 16px; border-bottom: 1px solid var(--border); background: var(--background); }
ul.recent li:last-child { border-bottom: 0; }
ul.recent li:hover { background: var(--card); }
ul.recent a { font-family: var(--mono); font-size: 0.8125rem; color: var(--muted-foreground); margin-right: 8px; }

/* A submission. */
dl.facts {
  display: grid; grid-template-columns: max-content 1fr; gap: 0; margin: 0 0 8px;
  border: 1px solid var(--border); border-radius: calc(var(--radius) + 4px); overflow: hidden; background: var(--background);
}
dl.facts dt, dl.facts dd { padding: 12px 16px; border-bottom: 1px solid var(--border); margin: 0; }
dl.facts dt { color: var(--muted-foreground); background: var(--card); font-size: 0.875rem; }
dl.facts dd { overflow-wrap: anywhere; }
dl.facts dt:last-of-type, dl.facts dd:last-of-type { border-bottom: 0; }
code.hash { font-size: 0.75rem; color: var(--muted-foreground); overflow-wrap: anywhere; }
details.raw { margin-top: 28px; }
details.raw summary { cursor: pointer; color: var(--muted-foreground); font-size: 0.875rem; }
details.raw pre { max-height: 32em; margin-top: 10px; }

/* How to run: numbered steps. */
h1 + ol.steps { margin-top: 28px; }
ol.steps { list-style: none; counter-reset: step; margin: 0; padding: 0; display: grid; gap: 0; }
ol.steps li { counter-increment: step; position: relative; padding: 0 0 22px 44px; }
ol.steps li::before {
  content: counter(step); position: absolute; left: 0; top: 0; width: 28px; height: 28px; display: grid; place-items: center;
  border: 1px solid var(--input); border-radius: 999px; font-size: 0.8125rem; font-weight: 600; background: var(--card);
}
ol.steps li::after { content: ""; position: absolute; left: 13.5px; top: 34px; bottom: 6px; width: 1px; background: var(--border); }
ol.steps li:last-child::after { display: none; }
ol.steps li p:first-child { margin-top: 3px; }

footer.site { margin-top: 24px; border-top: 1px solid var(--border); }
.foot { display: grid; grid-template-columns: 1fr; gap: 28px; padding-top: 40px; padding-bottom: 48px; color: var(--muted-foreground); font-size: 0.875rem; }
.foot .about .brand { color: var(--foreground); margin: 0 0 8px; }
.foot .about p { margin: 0 0 8px; }
.foot ul { list-style: none; margin: 0; padding: 0; display: grid; gap: 8px; align-content: start; }
.foot a { text-decoration: none; }
.foot a:hover { color: var(--foreground); }
@media (min-width: 720px) { .foot { grid-template-columns: 2fr 1fr 1fr 1fr; } }

@media (max-width: 640px) {
  main.wrap { padding-top: 28px; }
  dl.facts { grid-template-columns: 1fr; }
  dl.facts dt { border-bottom: 0; padding-bottom: 0; background: none; }
  .exports { margin-left: 0; }
}

/* The admin page uses the same surfaces. */
.admin section { margin-bottom: 40px; }
.admin input, .admin select {
  font: inherit; font-size: 0.875rem; height: 36px; padding: 0 10px; color: var(--foreground);
  border: 1px solid var(--input); border-radius: 8px; background: var(--background);
}
.admin button { font: inherit; font-size: 0.875rem; height: 36px; padding: 0 14px; cursor: pointer; border-radius: 8px; border: 1px solid var(--input); background: var(--background); color: var(--foreground); }
.admin button:hover { background: var(--accent); }
.admin form.row { display: flex; flex-wrap: wrap; gap: 8px; align-items: center; margin: 12px 0; }
.admin .status { color: var(--muted-foreground); min-height: 1.5em; }

@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } * { transition: none !important; } }