/* Tokens */
:root { --ink: #1f211e; --muted: #6b7067; --faint: #9a9f95; --line: #e3e5df; --paper: #fafbf9; --live: #3f8f5a; --warn: #b0612a;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif; background: var(--paper); letter-spacing: 0; font-synthesis: none; }
* { box-sizing: border-box; }
body { margin: 0; background: var(--paper); color: var(--ink); font-size: 15px; -webkit-font-smoothing: antialiased; }
a { color: inherit; text-underline-offset: 4px; }
[hidden] { display: none !important; }
:focus-visible { outline: 2px solid #c24432; outline-offset: 4px; }
.sr-only { position: absolute; width: 1px; height: 1px; overflow: hidden; clip-path: inset(50%); white-space: nowrap; }
.skip-link { position: absolute; top: -80px; left: 24px; padding: 12px 18px; background: #fff; z-index: 10; }
.skip-link:focus { top: 12px; }

/* Frame */
header, main, footer { max-width: 1080px; margin: auto; padding: 0 48px; }
header { height: 72px; display: flex; align-items: center; justify-content: space-between; gap: 20px; }
.brand { display: flex; align-items: baseline; gap: 10px; font-size: 15px; font-weight: 600; text-decoration: none; }
.brand span { font-weight: 400; color: var(--muted); }
nav { display: flex; flex-wrap: wrap; gap: 24px; align-items: center; font-size: 14px; color: var(--muted); }
nav a { text-decoration: none; }
nav a:hover { color: var(--ink); }
footer { margin-top: 96px; padding-top: 24px; padding-bottom: 32px; font-size: 12px; color: var(--faint); display: flex; justify-content: space-between; gap: 16px; }
footer > div { display: flex; flex-wrap: wrap; gap: 12px 24px; }
footer a:hover { color: var(--ink); }

/* Intro */
.intro { display: flex; align-items: center; gap: 24px; margin-top: 40px; }
.intro img { flex-shrink: 0; width: 80px; height: 80px; border-radius: 50%; object-fit: cover; background: var(--line); }
.intro h1 { display: flex; flex-wrap: wrap; align-items: baseline; gap: 2px 12px; margin: 0; font-size: 26px; font-weight: 650; line-height: 1.3; }
.intro h1 span { font-size: 15px; font-weight: 400; color: var(--muted); }
.intro p { margin: 8px 0 0; max-width: 60ch; font-size: 15px; line-height: 1.75; color: #3b3e39; }
.intro .intro-links { display: flex; flex-wrap: wrap; gap: 4px 20px; margin-top: 6px; font-size: 13px; }
.intro-links a { color: var(--muted); text-decoration: none; }
.intro-links a:hover { color: var(--ink); }

#usage-overview, #usage-notes, #tools-experiments { scroll-margin-top: 24px; }
#usage-overview { margin-top: 72px; }
#usage-notes, #tools-experiments { margin-top: 88px; }
.usage-section-head { display: flex; justify-content: space-between; align-items: baseline; gap: 16px; padding-bottom: 14px; border-bottom: 1px solid var(--ink); }
.usage-section-head h2 { margin: 0; font-size: 14px; font-weight: 600; }
.range { display: flex; gap: 4px; }
.range button { border: 0; padding: 2px 8px; border-radius: 4px; background: none; color: var(--muted); font-size: 13px; }
.range button:hover { color: var(--ink); background: none; }
.range button[aria-pressed="true"] { color: var(--ink); background: #eceee8; }

/* Six hues from the validated default palette, ordered so stacked neighbours stay apart (validate_palette.js). */
.tokens { --s0: #2a78d6; --s1: #1baf7a; --s2: #4a3aa7; --s3: #e34948; --s4: #eda100; --s5: #008300; --s6: #c9ccc4; }
.s0 { fill: var(--s0); background: var(--s0); } .s1 { fill: var(--s1); background: var(--s1); }
.s2 { fill: var(--s2); background: var(--s2); } .s3 { fill: var(--s3); background: var(--s3); }
.s4 { fill: var(--s4); background: var(--s4); } .s5 { fill: var(--s5); background: var(--s5); }
.s6 { fill: var(--s6); background: var(--s6); }
.tokens [data-slot] { transition: opacity .15s, background-color .15s; }
.tokens.has-focus .tokens-chart [data-slot]:not(.is-focus) { opacity: .16; }
.tokens-chart g[data-day] { transition: opacity .15s; }
.tokens.has-day .tokens-chart g[data-day]:not(.is-day) { opacity: .25; }
.tokens.has-focus .tokens-legend [data-slot]:not(.is-focus) { opacity: .35; }
.tokens.has-focus .tokens-legend .is-focus { color: var(--ink); }
.tokens.is-loading, .tokens.is-error { opacity: .45; }
.tokens-chart { position: relative; min-height: 180px; margin-top: 28px; }
.tokens-chart svg { display: block; width: 100%; height: auto; touch-action: pan-y; }
.tokens-chart .grid { stroke: var(--line); stroke-width: 1; }
.tokens-chart .threshold { stroke: #c9ccc4; stroke-dasharray: 3 3; }
.tokens-chart .axis { stroke: #c9ccc4; stroke-width: 1; }
.tokens-chart .tick { fill: var(--faint); font-size: 10px; letter-spacing: .04em; font-variant-numeric: tabular-nums; }
.tokens-tip { position: absolute; top: 0; z-index: 2; width: max-content; max-width: min(420px, 100%); padding: 10px 12px; background: #fff; border: 1px solid var(--line); border-radius: 6px; box-shadow: 0 4px 16px #1f211e14; font-size: 12px; pointer-events: none; }
.tip-head { display: flex; justify-content: space-between; gap: 16px; padding-bottom: 6px; margin-bottom: 4px; border-bottom: 1px solid var(--line); font-variant-numeric: tabular-nums; }
.tip-head span { color: var(--muted); }
.tip-list { display: grid; grid-template-columns: minmax(0, auto) auto auto auto; column-gap: 14px; }
.tip-row { display: contents; }
.tip-row > * { padding: 3px 0; color: var(--muted); }
.tip-name { display: flex; align-items: center; gap: 8px; min-width: 0; overflow-wrap: anywhere; }
.tip-tool { color: var(--faint); }
.tip-row b, .tip-usd { text-align: right; font-variant-numeric: tabular-nums; }
.tip-row b { font-weight: 500; color: var(--ink); }
.tokens-tip.has-focus .tip-row:not(.is-focus) > * { opacity: .4; }
.tip-row.is-focus > * { color: var(--ink); font-weight: 600; }
.tip-more { grid-column: 1 / -1; padding-top: 4px; color: var(--faint); }
.dot { display: inline-block; flex-shrink: 0; width: 8px; height: 8px; border-radius: 2px; }
.tokens-legend { display: flex; flex-wrap: wrap; gap: 8px 22px; margin: 16px 0 0; padding: 0; list-style: none; font-size: 12px; color: var(--muted); }
.tokens-legend li { display: flex; align-items: baseline; gap: 6px; cursor: default; }
.tokens-legend .dot { align-self: center; }
.tokens-legend small { font-size: 12px; color: var(--faint); font-variant-numeric: tabular-nums; }
.tokens-tools { margin: 16px 0 0; font-size: 13px; color: var(--muted); }
.usage-footnote { margin: 16px 0 0; font-size: 12px; line-height: 1.8; color: var(--faint); }

.usage-notes { list-style: none; margin: 0; padding: 0; }
.usage-notes li { display: grid; grid-template-columns: 120px minmax(0, 1fr); column-gap: 24px; padding: 28px 0; border-bottom: 1px solid var(--line); }
.usage-notes time { grid-row: 1 / span 3; padding-top: 3px; font-size: 13px; color: var(--muted); font-variant-numeric: tabular-nums; }
.usage-notes h3 { margin: 0 0 10px; font-size: 17px; font-weight: 600; line-height: 1.5; }
.usage-notes p { margin: 0; max-width: 64ch; font-size: 15px; line-height: 1.85; color: #3b3e39; white-space: pre-line; overflow-wrap: anywhere; }
.usage-notes .notes-empty { display: block; color: var(--muted); }
.notes-empty h3 { font-weight: 400; font-size: 15px; margin: 0; }
.note-tags { display: flex; flex-wrap: wrap; gap: 4px 12px; margin-top: 14px; font-size: 12px; color: var(--faint); }
.note-tags span::before { content: "#"; }

.support-panel { border-bottom: 1px solid var(--line); }
.support-panel > summary { display: flex; align-items: baseline; justify-content: space-between; gap: 20px; cursor: pointer; list-style: none; padding: 20px 0; font-size: 15px; font-weight: 500; }
.support-panel > summary > span { display: flex; align-items: baseline; gap: 16px; flex-wrap: wrap; }
.support-panel > summary::-webkit-details-marker { display: none; }
.support-panel > summary::after { content: "+"; flex-shrink: 0; font-size: 18px; font-weight: 300; color: var(--muted); }
.support-panel[open] > summary::after { content: "−"; }
.support-panel > summary small { font-size: 13px; font-weight: 400; color: var(--muted); }
.support-panel > summary:hover small { color: var(--ink); }
.support-panel > section { scroll-margin-top: 24px; }
.support-panel .cache-widget { border-bottom: 0; }
.support-panel #model-tests { padding-bottom: 24px; }
.support-panel .gallery { padding-bottom: 32px; }
.tool-links { display: flex; gap: 10px; font-size: 13px; color: var(--muted); margin: 20px 0 0; }
.tool-links span { color: var(--faint); }

/* Pelican gallery */
.prompt { display: flex; align-items: flex-start; gap: 22px; padding: 20px 0; border-top: 1px solid #dedfd9; border-bottom: 1px solid #dedfd9; }
.prompt-body { flex: 1; min-width: 0; }
.prompt-note { margin: 8px 0 0; font-size: 12px; line-height: 1.7; color: #81877b; }
.prompt code { font: 12px ui-monospace, SFMono-Regular, Menlo, monospace; color: #30392f; background: #eff2eb; padding: 3px 6px; border-radius: 4px; word-break: break-all; white-space: pre-wrap; }
#copy-prompt, #copy-candy { flex-shrink: 0; white-space: nowrap; }
blockquote { margin: 0; line-height: 1.8; font-size: 14px; color: #555d54; }
form { display: grid; grid-template-columns: 2fr 1fr 1.4fr 1.4fr auto; gap: 16px; align-items: end; padding: 26px 0 30px; }
fieldset[data-facet] { border: 0; margin: 0; padding: 0; min-width: 0; display: grid; gap: 9px; }
legend { padding: 0; font-size: 11px; font-weight: 500; color: #72776e; }
.facet-name { display: flex; align-items: baseline; gap: 6px; }
.facet-count { font: 10px ui-monospace, monospace; color: #a0a69a; }
.check-list { position: relative; height: 144px; overflow-y: auto; background: #fff; border: 1px solid #d7dbd2; border-radius: 4px; padding: 4px; display: grid; gap: 2px; align-content: start; scrollbar-width: thin; scrollbar-color: #c3c9bd transparent; }
.check-list::-webkit-scrollbar { width: 9px; }
.check-list::-webkit-scrollbar-track { background: transparent; }
.check-list::-webkit-scrollbar-thumb { background: #c3c9bd; border: 2px solid transparent; border-radius: 5px; background-clip: padding-box; }
.check-list::-webkit-scrollbar-thumb:hover { background: #aab2a3; background-clip: padding-box; }
.check-list.has-more::after { content: ""; position: sticky; left: 0; right: 0; bottom: -4px; display: block; height: 24px; margin-top: -24px; pointer-events: none; background: linear-gradient(to bottom, rgba(255,255,255,0), rgba(255,255,255,.96)); }
.check-item { display: flex; align-items: center; gap: 8px; min-width: 0; padding: 5px 6px; border-radius: 3px; font-size: 13px; font-weight: 400; color: #292f28; cursor: pointer; }
.check-item:hover { background: #eef1ea; }
.check-item input { flex-shrink: 0; width: 14px; height: 14px; margin: 0; accent-color: #b24030; cursor: pointer; }
.check-text { min-width: 0; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.check-empty { padding: 5px 6px; font-size: 12px; color: #a0a69a; }
.filter-actions { display: grid; gap: 8px; }
button { min-width: 0; border: 1px solid #d7dbd2; border-radius: 4px; padding: 7px 12px; font: inherit; background: transparent; color: #292f28; cursor: pointer; font-size: 12px; }
button:hover { background: #eef1ea; }
.collection-heading { display: flex; align-items: center; justify-content: space-between; padding-bottom: 16px; }
.collection-heading h2 { margin: 0; font-size: 13px; font-weight: 600; }
#count { margin: 0; font: 11px ui-monospace, monospace; color: #777c73; }
.gallery { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 26px 20px; align-items: start; }
article { overflow: hidden; border: 1px solid #dcdfd6; border-radius: 6px; background: white; min-width: 0; transition: border-color .2s; }
article:hover { border-color: #a9b6a3; }
.preview { position: relative; background: #eff2eb; }
iframe { display: block; width: 100%; aspect-ratio: 16 / 10; border: 0; background: #eff2eb; }
.info { padding: 12px 14px 0; border-top: 1px solid #e1e5de; }
.meta { display: flex; align-items: baseline; gap: 8px; margin: 0 0 8px; min-width: 0; font-size: 12px; line-height: 1.5; color: #51564f; }
.index { font: 11px ui-monospace, monospace; color: #a5aa9f; flex-shrink: 0; }
.meta-lines { display: grid; gap: 2px; min-width: 0; flex: 1; }
.meta-text { min-width: 0; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.work-footer { display: flex; align-items: center; justify-content: space-between; gap: 12px; padding: 8px 0; border-top: 1px solid #edf0e8; }
.work-footer a { font-size: 12px; }
.expand { border: 0; height: 28px; padding: 0 8px; margin-right: -8px; color: #b24030; white-space: nowrap; }
#empty { padding: 72px 0; text-align: center; color: #777c73; }
dialog { width: min(1200px, calc(100% - 32px)); max-height: calc(100dvh - 32px); padding: 0; border: 1px solid #d7dbd2; border-radius: 6px; background: #fafbf9; }
dialog::backdrop { background: #172014b3; }
.dialog-heading { display: flex; justify-content: space-between; align-items: center; gap: 16px; padding: 14px 20px; }
.dialog-heading h2 { font-size: 15px; }
dialog iframe { height: min(72dvh, 750px); aspect-ratio: auto; }
body:has(dialog[open]) { overflow: hidden; }

/* Cost calculator */
.cache-widget { scroll-margin-top: 16px; padding: 4px 0 18px; border-bottom: 1px solid #dedfd9; }
.cache-widget-head { display: flex; align-items: flex-start; gap: 22px; padding: 18px 0 14px; }
.cache-widget-copy { flex: 1; min-width: 0; }
.cache-grid-3 { display: grid; grid-template-columns: 1fr 1fr 1fr; gap: 12px; margin-bottom: 12px; }
.cache-card { background: #fff; border: 1px solid #d7dbd2; border-radius: 6px; padding: 14px 16px; }
.cache-card h3 { margin: 0 0 10px; font-size: 15px; font-weight: 650; display: flex; justify-content: space-between; align-items: center; gap: 8px; }
.cache-widget label, .cache-widget .fixed-value { display: block; font-size: 12px; color: #72776e; margin: 8px 0 4px; }
.cache-widget input[type="number"] { width: 100%; background: #fafbf9; color: #242624; border: 1px solid #d7dbd2; border-radius: 4px; padding: 7px 10px; font: inherit; font-variant-numeric: tabular-nums; appearance: textfield; -moz-appearance: textfield; }
.recharge-input { display:flex; align-items:center; gap:8px; }
.recharge-input input { flex:1; min-width:0; }
.recharge-unit { font-size:12px; color:#72776e; white-space:nowrap; }
.cache-widget input[type="number"]::-webkit-inner-spin-button,
.cache-widget input[type="number"]::-webkit-outer-spin-button { -webkit-appearance: none; margin: 0; }
.cache-widget input[type="range"] { width: 100%; accent-color: #737770; }
.cache-widget .val { font-variant-numeric: tabular-nums; color: #242624; font-weight: 650; float: right; }
.cache-widget .metrics { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 8px; margin: 12px 0 16px; }
.cache-widget .metric:first-child { grid-column: 1 / -1; }
.cache-widget .metric { min-height: 82px; min-width: 0; background: #f3f5f0; border-radius: 6px; padding: 9px 11px; }
.cache-widget .metric .k { font-size: 11px; color: #8a9084; }
.cache-widget .metric .v { font-size: 16px; font-weight: 700; font-variant-numeric: tabular-nums; letter-spacing: -0.03em; }
.cache-widget .metric .u { font-size: 11px; color: #737770; font-weight: 500; line-height: 1.35; margin-top: 2px; }
.cache-widget .badge { font-size: 11px; font-weight: 700; letter-spacing: 0.04em; padding: 2px 8px; border-radius: 999px; white-space: nowrap; }
.cache-widget .badge-best { background: #e5f3ea; color: #2f6b4f; }
.cache-widget .badge-worst { background: #fbe9e6; color: #a83226; }
.cache-widget .badge-middle { background: #f4eedc; color: #8a7018; }
.cache-widget .note { font-size: 13px; color: #737770; margin: 8px 0 0; }
.cache-widget .formula { font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace; font-size: 12.5px; line-height: 1.65; color: #30392f; background: #f3f5f0; border-radius: 6px; padding: 12px 14px; overflow-x: auto; margin-top: 8px; white-space: pre-wrap; }
.cache-widget table { width: 100%; border-collapse: collapse; font-variant-numeric: tabular-nums; font-size: 13px; }
.cache-widget th, .cache-widget td { text-align: right; padding: 7px 8px; border-bottom: 1px solid #e1e5de; }
.cache-widget th:first-child, .cache-widget td:first-child { text-align: left; }
.cache-widget th { color: #72776e; font-weight: 600; font-size: 12px; }
.cache-widget details { margin-top: 10px; }
.cache-widget summary { cursor: pointer; color: #b24030; font-size: 13px; }

/* Relay stations */
#relay-benchmark { margin: 8px 0 32px; }
.bm-head { display:flex; align-items:baseline; justify-content:flex-end; gap:16px; margin-bottom:8px; }
.bm-head a { font-size:12px; }
.bm-scroll { overflow-x:auto; }
.test-details { display:inline; margin-left:8px; }
.test-details > summary { display:inline; cursor:pointer; font-size:12px; text-decoration:underline; }
.test-details > div { display:block; }
.test-log { box-sizing:border-box; width:360px; max-width:70vw; max-height:260px; overflow:auto; white-space:pre; overflow-wrap:normal; word-break:normal; text-align:left; margin:10px 0 0; padding:12px; background:#f3f5f0; border:1px solid #d7dbd2; border-radius:6px; font:12px/1.65 ui-monospace,SFMono-Regular,Menlo,monospace; }
.test-log code { font:inherit; white-space:inherit; }
.test-log:focus-visible { outline:2px solid #737770; outline-offset:2px; }
.bm-table { width:100%; border-collapse:collapse; table-layout:auto; border-top:2px solid #42473f; border-bottom:2px solid #42473f; white-space:nowrap; font-size:13px; font-variant-numeric:tabular-nums; }
.bm-table th,.bm-table td { padding:11px 16px; text-align:right; vertical-align:middle; }
.bm-table thead { border-bottom:1px solid #737770; }
.bm-table th:nth-child(3),.bm-table td:nth-child(3),.bm-table th:nth-child(4),.bm-table td:nth-child(4) { text-align:center; }
.bm-table th { font-weight:600; }
.bm-table th:first-child,.bm-table td:first-child { padding-left:0; text-align:left; }
.bm-note { margin:10px 0 0; font-size:12px; line-height:1.8; color:#737770; }
.bm-sub { display: block; margin-top: 4px; font-size: 11px; line-height: 1.5; font-weight: 400; color: #737770; }

/* Candy runner */
#candy-form { grid-template-columns: repeat(4, minmax(0, 1fr)); padding: 0 0 14px; gap: 12px; }
#candy-form label { display: grid; gap: 6px; min-width: 0; font-size: 12px; color: #72776e; }
#candy-form .candy-wide { grid-column: span 2; }
#candy-form input, #candy-form select { width: 100%; min-width: 0; border: 1px solid #d7dbd2; border-radius: 4px; padding: 9px 10px; background: white; color: #242624; font: inherit; }
.candy-actions { display: flex; flex-wrap: wrap; align-items: center; gap: 10px; }
#candy-start { background: #30392f; color: white; }
#model-tests button:disabled { opacity: .5; cursor: default; }
#candy-status { font-size: 12px; color: #555d54; }
#candy-history { margin: 16px 0; }
#candy-sites table { width: 100%; border-collapse: collapse; font-size: 12px; text-align: left; }
#candy-sites th, #candy-sites td { padding: 10px 12px; border-bottom: 1px solid #dedfd9; vertical-align: top; }
#candy-sites th { color: #72776e; font-weight: 500; white-space: nowrap; }
#candy-sites td { min-width: 100px; overflow-wrap: anywhere; }
#candy-sites td:nth-child(2) { min-width: 180px; max-width: 300px; }
#candy-sites-count { color: #72776e; }
#model-tests details { border-top: 1px solid #dedfd9; padding: 12px 0; font-size: 12px; }
#model-tests summary { cursor: pointer; line-height: 1.8; overflow-wrap: anywhere; }
#model-tests pre { padding: 12px; background: #f3f5f0; white-space: pre-wrap; overflow-wrap: anywhere; max-height: 360px; overflow: auto; font: 12px/1.7 ui-monospace, monospace; }
#candy-sites .candy-result { white-space: nowrap; }
#candy-sites .test-details { border: 0; padding: 0; }
#candy-sites .test-log { max-height: 260px; white-space: pre; overflow-wrap: normal; }

@media (max-width: 900px) {
  header, main, footer { padding-left: 24px; padding-right: 24px; }
  .gallery { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 24px 18px; }
  .cache-grid-3 { grid-template-columns: 1fr; }
}
@media (max-width: 680px) {
  header, main, footer { padding-left: 18px; padding-right: 18px; }
  header { height: auto; min-height: 72px; flex-wrap: wrap; padding-top: 16px; padding-bottom: 16px; gap: 14px; }
  .intro { align-items: flex-start; gap: 16px; margin-top: 24px; }
  .intro img { width: 56px; height: 56px; }
  .intro h1 { font-size: 22px; }
  #usage-overview { margin-top: 56px; }
  footer { flex-wrap: wrap; }
  #usage-notes, #tools-experiments { margin-top: 64px; }
  .usage-notes li { grid-template-columns: 1fr; }
  .usage-notes time { grid-row: auto; margin-bottom: 8px; }
  .support-panel > summary > span { display: block; }
  .support-panel > summary small { display: block; margin-top: 4px; }
  .prompt { display: block; padding: 16px 0; }
  .prompt-body { margin-top: 9px; }
  blockquote { font-size: 12px; }
  .prompt-note { font-size: 11px; }
  #copy-prompt, #copy-candy { margin-top: 12px; }
  form { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 14px 12px; padding: 22px 0; }
  .filter-actions { grid-column: 1 / -1; }
  .check-list { height: 118px; }
  .gallery { grid-template-columns: minmax(0, 1fr); }
  dialog iframe { height: 60dvh; }
  .cache-widget-head { display: block; }
  .cache-grid-3 { grid-template-columns: 1fr; }
  .bm-head { flex-wrap: wrap; }
  #candy-form { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}
@media (prefers-reduced-motion: reduce) { article { transition: none; } }