/* retoor <retoor@molodetz.nl> */

:root {
  --d-font: system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", sans-serif;
  --d-font-mono: ui-monospace, "SF Mono", SFMono-Regular, Menlo, Consolas, monospace;

  --d-size: 15.5px;
  --d-lh: 1.68;
  --d-measure: 74ch;

  --d-rail: 292px;
  --d-bar: 56px;

  --d-gap-xs: 4px;
  --d-gap-sm: 8px;
  --d-gap: 16px;
  --d-gap-lg: 28px;
  --d-gap-xl: 52px;

  --d-radius-sm: 5px;
  --d-radius: 9px;
  --d-radius-lg: 14px;

  --d-bg: #ffffff;
  --d-bg-rail: #fafbfc;
  --d-bg-sunken: #f3f5f7;
  --d-bg-code: #f6f8fa;
  --d-bg-raised: #ffffff;

  --d-fg: #14171c;
  --d-fg-soft: #4a515e;
  --d-fg-faint: #757d8a;

  --d-line: #e2e6eb;
  --d-line-soft: #eef1f4;

  --d-accent: #1f6feb;
  --d-accent-soft: #e8f0fe;
  --d-accent-fg: #ffffff;

  --d-ok: #1a7f37;
  --d-ok-soft: #e6f4ea;
  --d-warn: #9a6700;
  --d-warn-soft: #fff8e1;
  --d-err: #cf222e;
  --d-err-soft: #ffebe9;
  --d-info: #4b3fbb;
  --d-info-soft: #eeecfd;

  --d-t1: #2f9e44;
  --d-t2: #1f6feb;
  --d-t3: #9a6700;
  --d-t4: #d4562b;
  --d-t5: #cf222e;

  --d-shadow: 0 1px 2px rgba(15, 20, 30, .05), 0 8px 24px rgba(15, 20, 30, .07);
  --d-shadow-sm: 0 1px 2px rgba(15, 20, 30, .07);
  --d-ease: cubic-bezier(.2, .9, .3, 1);
  --d-dur: 160ms;
}

:root[data-theme="dark"] {
  --d-bg: #0e1116;
  --d-bg-rail: #10141a;
  --d-bg-sunken: #161b22;
  --d-bg-code: #12171e;
  --d-bg-raised: #151a21;

  --d-fg: #e6e9ee;
  --d-fg-soft: #a6adb9;
  --d-fg-faint: #79818e;

  --d-line: #262c36;
  --d-line-soft: #1c222b;

  --d-accent: #549bff;
  --d-accent-soft: #16243c;
  --d-accent-fg: #06101f;

  --d-ok: #55c26a;
  --d-ok-soft: #12241a;
  --d-warn: #d9a441;
  --d-warn-soft: #241d0f;
  --d-err: #ff6b6b;
  --d-err-soft: #2a1416;
  --d-info: #9d92ff;
  --d-info-soft: #1a1830;

  --d-t1: #55c26a;
  --d-t2: #549bff;
  --d-t3: #d9a441;
  --d-t4: #ef8354;
  --d-t5: #ff6b6b;

  --d-shadow: 0 1px 2px rgba(0, 0, 0, .4), 0 8px 24px rgba(0, 0, 0, .5);
  --d-shadow-sm: 0 1px 2px rgba(0, 0, 0, .5);
}

* { box-sizing: border-box; }

html {
  scroll-behavior: smooth;
  scroll-padding-top: calc(var(--d-bar) + var(--d-gap));
  -webkit-text-size-adjust: 100%;
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  * { animation-duration: 1ms !important; transition-duration: 1ms !important; }
}

body {
  margin: 0;
  font-family: var(--d-font);
  font-size: var(--d-size);
  line-height: var(--d-lh);
  color: var(--d-fg);
  background: var(--d-bg);
  -webkit-font-smoothing: antialiased;
}

a { color: var(--d-accent); text-decoration: none; }
a:hover { text-decoration: underline; }

code, pre, kbd, samp { font-family: var(--d-font-mono); font-size: .885em; }

.d-bar {
  position: sticky;
  top: 0;
  z-index: 40;
  display: flex;
  align-items: center;
  gap: var(--d-gap);
  height: var(--d-bar);
  padding-inline: var(--d-gap);
  background: color-mix(in srgb, var(--d-bg) 88%, transparent);
  backdrop-filter: saturate(180%) blur(12px);
  border-bottom: 1px solid var(--d-line);
}

.d-bar__brand {
  display: flex;
  align-items: baseline;
  gap: var(--d-gap-sm);
  font-weight: 650;
  letter-spacing: -.015em;
  color: var(--d-fg);
}
.d-bar__brand:hover { text-decoration: none; }
.d-bar__version {
  font-family: var(--d-font-mono);
  font-size: 11.5px;
  font-weight: 500;
  color: var(--d-fg-faint);
  padding: 1px 6px;
  border: 1px solid var(--d-line);
  border-radius: 999px;
}

.d-bar__spacer { flex: 1; }

.d-search {
  position: relative;
  width: min(320px, 42vw);
}
.d-search input {
  width: 100%;
  height: 34px;
  padding: 0 30px 0 11px;
  font: inherit;
  font-size: 13.5px;
  color: var(--d-fg);
  background: var(--d-bg-sunken);
  border: 1px solid var(--d-line);
  border-radius: var(--d-radius-sm);
  outline: none;
  transition: border-color var(--d-dur) var(--d-ease), box-shadow var(--d-dur) var(--d-ease);
}
.d-search input:focus {
  border-color: var(--d-accent);
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--d-accent) 18%, transparent);
}
.d-search kbd {
  position: absolute;
  right: 8px;
  top: 50%;
  transform: translateY(-50%);
  font-size: 11px;
  color: var(--d-fg-faint);
  pointer-events: none;
}

.d-iconbtn {
  display: inline-grid;
  place-items: center;
  width: 34px;
  height: 34px;
  color: var(--d-fg-soft);
  background: transparent;
  border: 1px solid var(--d-line);
  border-radius: var(--d-radius-sm);
  cursor: pointer;
  transition: background var(--d-dur) var(--d-ease), color var(--d-dur) var(--d-ease);
}
.d-iconbtn:hover { background: var(--d-bg-sunken); color: var(--d-fg); }
.d-iconbtn svg { width: 17px; height: 17px; fill: none; stroke: currentColor; stroke-width: 1.8; stroke-linecap: round; stroke-linejoin: round; }

.d-burger { display: none; }

.d-shell {
  display: grid;
  grid-template-columns: var(--d-rail) minmax(0, 1fr);
  align-items: start;
}

.d-rail {
  position: sticky;
  top: var(--d-bar);
  height: calc(100dvh - var(--d-bar));
  overflow-y: auto;
  overscroll-behavior: contain;
  padding: var(--d-gap-lg) var(--d-gap) var(--d-gap-xl);
  background: var(--d-bg-rail);
  border-right: 1px solid var(--d-line);
  scrollbar-width: thin;
}

.d-rail__group {
  margin-bottom: var(--d-gap-lg);
}
.d-rail__title {
  margin: 0 0 var(--d-gap-sm);
  padding-inline: 9px;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: .09em;
  text-transform: uppercase;
  color: var(--d-fg-faint);
}
.d-rail a {
  display: block;
  padding: 5px 9px;
  font-size: 13.8px;
  line-height: 1.45;
  color: var(--d-fg-soft);
  border-radius: var(--d-radius-sm);
  border-left: 2px solid transparent;
}
.d-rail a:hover { background: var(--d-bg-sunken); color: var(--d-fg); text-decoration: none; }
.d-rail a[aria-current="true"] {
  color: var(--d-accent);
  background: var(--d-accent-soft);
  border-left-color: var(--d-accent);
  font-weight: 550;
}

.d-main {
  min-width: 0;
  padding: var(--d-gap-xl) var(--d-gap-lg) 25vh;
}
.d-main > * { max-width: var(--d-measure); }
.d-main > .d-wide { max-width: none; }

.d-hero {
  max-width: var(--d-measure);
  margin-bottom: var(--d-gap-xl);
}
.d-hero h1 {
  margin: 0 0 var(--d-gap-sm);
  font-size: clamp(30px, 5vw, 42px);
  line-height: 1.12;
  letter-spacing: -.03em;
  font-weight: 700;
}
.d-hero p {
  margin: 0 0 var(--d-gap);
  font-size: 17.5px;
  line-height: 1.6;
  color: var(--d-fg-soft);
}

.d-section {
  margin-bottom: var(--d-gap-xl);
  scroll-margin-top: calc(var(--d-bar) + var(--d-gap));
}

h2 {
  margin: var(--d-gap-xl) 0 var(--d-gap);
  padding-top: var(--d-gap);
  font-size: 25px;
  letter-spacing: -.022em;
  font-weight: 680;
  border-top: 1px solid var(--d-line-soft);
}
h3 {
  margin: var(--d-gap-lg) 0 var(--d-gap-sm);
  font-size: 18.5px;
  letter-spacing: -.014em;
  font-weight: 650;
}
h4 {
  margin: var(--d-gap) 0 var(--d-gap-sm);
  font-size: 15.5px;
  font-weight: 650;
  color: var(--d-fg-soft);
}
h2 .d-anchor, h3 .d-anchor {
  margin-left: 8px;
  font-weight: 400;
  color: var(--d-fg-faint);
  opacity: 0;
  transition: opacity var(--d-dur) var(--d-ease);
}
h2:hover .d-anchor, h3:hover .d-anchor { opacity: 1; }

p { margin: 0 0 var(--d-gap); }
ul, ol { margin: 0 0 var(--d-gap); padding-left: 22px; }
li { margin-bottom: 5px; }
li > ul, li > ol { margin-top: 5px; }

strong { font-weight: 650; }

hr { height: 1px; margin: var(--d-gap-lg) 0; border: 0; background: var(--d-line); }

:not(pre) > code {
  padding: .12em .38em;
  color: var(--d-fg);
  background: var(--d-bg-sunken);
  border: 1px solid var(--d-line-soft);
  border-radius: var(--d-radius-sm);
  white-space: nowrap;
}

pre {
  margin: 0 0 var(--d-gap);
  padding: 14px 16px;
  overflow-x: auto;
  line-height: 1.62;
  color: var(--d-fg);
  background: var(--d-bg-code);
  border: 1px solid var(--d-line);
  border-radius: var(--d-radius);
  tab-size: 2;
}
pre code { white-space: pre; }

.d-code {
  position: relative;
  margin-bottom: var(--d-gap);
}
.d-code pre { margin: 0; }
.d-code__copy {
  position: absolute;
  top: 8px;
  right: 8px;
  padding: 3px 9px;
  font: inherit;
  font-size: 11.5px;
  color: var(--d-fg-faint);
  background: var(--d-bg);
  border: 1px solid var(--d-line);
  border-radius: var(--d-radius-sm);
  cursor: pointer;
  opacity: 0;
  transition: opacity var(--d-dur) var(--d-ease);
}
.d-code:hover .d-code__copy, .d-code__copy:focus { opacity: 1; }
.d-code__copy[data-done="true"] { color: var(--d-ok); border-color: var(--d-ok); }

.d-scroll {
  margin-bottom: var(--d-gap);
  overflow-x: auto;
  border: 1px solid var(--d-line);
  border-radius: var(--d-radius);
}

table {
  width: 100%;
  border-collapse: collapse;
  font-size: 14px;
}
.d-scroll table { min-width: 640px; }
thead th {
  position: sticky;
  top: 0;
  z-index: 1;
  padding: 9px 12px;
  text-align: left;
  font-size: 12px;
  font-weight: 650;
  letter-spacing: .04em;
  text-transform: uppercase;
  color: var(--d-fg-faint);
  background: var(--d-bg-sunken);
  border-bottom: 1px solid var(--d-line);
  white-space: nowrap;
}
tbody td {
  padding: 9px 12px;
  vertical-align: top;
  border-bottom: 1px solid var(--d-line-soft);
}
tbody tr:last-child td { border-bottom: 0; }
tbody tr:hover { background: var(--d-bg-sunken); }
tbody tr[hidden] { display: none; }
td code, th code { white-space: nowrap; }

.d-note {
  display: grid;
  grid-template-columns: 22px 1fr;
  gap: 12px;
  margin: 0 0 var(--d-gap);
  padding: 13px 15px;
  border: 1px solid var(--d-line);
  border-left-width: 3px;
  border-radius: var(--d-radius);
  background: var(--d-bg-sunken);
  font-size: 14.5px;
}
.d-note p:last-child { margin-bottom: 0; }
.d-note__mark {
  font-family: var(--d-font-mono);
  font-weight: 700;
  font-size: 13px;
  line-height: 1.6;
  text-align: center;
}
.d-note--info { border-left-color: var(--d-info); background: var(--d-info-soft); }
.d-note--info .d-note__mark { color: var(--d-info); }
.d-note--warn { border-left-color: var(--d-warn); background: var(--d-warn-soft); }
.d-note--warn .d-note__mark { color: var(--d-warn); }
.d-note--stop { border-left-color: var(--d-err); background: var(--d-err-soft); }
.d-note--stop .d-note__mark { color: var(--d-err); }
.d-note--ok { border-left-color: var(--d-ok); background: var(--d-ok-soft); }
.d-note--ok .d-note__mark { color: var(--d-ok); }

.d-pill {
  display: inline-block;
  padding: 1px 7px;
  font-family: var(--d-font-mono);
  font-size: 11.5px;
  font-weight: 600;
  line-height: 1.55;
  border-radius: 999px;
  border: 1px solid currentColor;
  white-space: nowrap;
}
.d-pill--1 { color: var(--d-t1); }
.d-pill--2 { color: var(--d-t2); }
.d-pill--3 { color: var(--d-t3); }
.d-pill--4 { color: var(--d-t4); }
.d-pill--5 { color: var(--d-t5); }
.d-pill--n { color: var(--d-fg-faint); }

.d-cards {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(232px, 1fr));
  gap: var(--d-gap);
  margin-bottom: var(--d-gap);
}
.d-card {
  padding: 15px 16px;
  background: var(--d-bg-raised);
  border: 1px solid var(--d-line);
  border-radius: var(--d-radius);
  box-shadow: var(--d-shadow-sm);
}
.d-card h4 { margin-top: 0; color: var(--d-fg); }
.d-card p { margin-bottom: 0; font-size: 14px; color: var(--d-fg-soft); }
.d-card__num {
  display: block;
  font-family: var(--d-font-mono);
  font-size: 27px;
  font-weight: 700;
  letter-spacing: -.03em;
  color: var(--d-accent);
}

.d-def {
  margin: 0 0 var(--d-gap);
  padding: 0;
}
.d-def dt {
  margin-top: var(--d-gap-sm);
  font-family: var(--d-font-mono);
  font-size: 13.5px;
  font-weight: 650;
  color: var(--d-fg);
}
.d-def dd {
  margin: 2px 0 0;
  padding-left: 0;
  font-size: 14.5px;
  color: var(--d-fg-soft);
}

.d-filters {
  display: flex;
  flex-wrap: wrap;
  gap: var(--d-gap-sm);
  margin-bottom: var(--d-gap);
}
.d-chip {
  padding: 4px 11px;
  font: inherit;
  font-size: 13px;
  color: var(--d-fg-soft);
  background: var(--d-bg-sunken);
  border: 1px solid var(--d-line);
  border-radius: 999px;
  cursor: pointer;
  transition: all var(--d-dur) var(--d-ease);
}
.d-chip:hover { color: var(--d-fg); border-color: var(--d-fg-faint); }
.d-chip[aria-pressed="true"] {
  color: var(--d-accent-fg);
  background: var(--d-accent);
  border-color: var(--d-accent);
}

.d-count {
  margin-bottom: var(--d-gap);
  font-size: 13px;
  color: var(--d-fg-faint);
}

.d-empty {
  padding: var(--d-gap-lg);
  text-align: center;
  color: var(--d-fg-faint);
  font-size: 14px;
}

.d-foot {
  max-width: var(--d-measure);
  margin-top: var(--d-gap-xl);
  padding-top: var(--d-gap-lg);
  border-top: 1px solid var(--d-line);
  font-size: 13.5px;
  color: var(--d-fg-faint);
}

.d-skip {
  position: absolute;
  left: -9999px;
  z-index: 100;
  padding: 10px 16px;
  background: var(--d-accent);
  color: var(--d-accent-fg);
  border-radius: var(--d-radius-sm);
}
.d-skip:focus { left: var(--d-gap); top: var(--d-gap-sm); }

.d-scrim { display: none; }

@media (max-width: 1000px) {
  :root { --d-rail: 262px; }
  .d-main { padding-inline: var(--d-gap); }
}

@media (max-width: 820px) {
  .d-burger { display: inline-grid; }

  .d-shell { grid-template-columns: minmax(0, 1fr); }

  .d-rail {
    position: fixed;
    inset: var(--d-bar) auto 0 0;
    z-index: 45;
    width: min(300px, 84vw);
    height: calc(100dvh - var(--d-bar));
    transform: translateX(-102%);
    transition: transform var(--d-dur) var(--d-ease);
    box-shadow: var(--d-shadow);
  }
  .d-rail[data-open="true"] { transform: translateX(0); }

  .d-scrim {
    display: block;
    position: fixed;
    inset: var(--d-bar) 0 0 0;
    z-index: 44;
    background: rgba(0, 0, 0, .38);
    opacity: 0;
    pointer-events: none;
    transition: opacity var(--d-dur) var(--d-ease);
  }
  .d-scrim[data-open="true"] { opacity: 1; pointer-events: auto; }

  .d-search { width: auto; flex: 1; }
  .d-search kbd { display: none; }
  .d-bar__version { display: none; }
}

@media (max-width: 520px) {
  :root { --d-size: 15px; --d-gap-xl: 36px; }
  .d-bar { gap: var(--d-gap-sm); padding-inline: 11px; }
  .d-bar__brand { font-size: 15px; }
  .d-main { padding-top: var(--d-gap-lg); }
  .d-cards { grid-template-columns: 1fr; }
  pre { padding: 11px 12px; font-size: 12.5px; }
}

@media print {
  .d-bar, .d-rail, .d-scrim, .d-code__copy, .d-filters { display: none !important; }
  .d-shell { display: block; }
  .d-main { padding: 0; }
  .d-main > * { max-width: none; }
  a { color: inherit; }
}