/* Sumeru docs - Sillo-inspired layout, Sumeru tokens */

:root {
  --font-sans: "Instrument Sans", system-ui, -apple-system, sans-serif;
  --font-mono: "JetBrains Mono", ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;

  --color-primary: #14b8a6;
  --color-primary-dark: #0f9a8a;
  --color-primary-bright: #2dd4bf;
  --color-bg: #050505;
  --color-elevated: #0b0b0c;
  --color-surface: #111112;
  --color-surface-2: #171719;
  --color-text: #f7f7f5;
  --color-muted: #8b8b91;
  --color-dimmed: #55555b;
  --color-border: #ffffff1a;
  --color-border-strong: #ffffff29;
  --color-code-bg: #ffffff0e;
  --color-code-fg: #e0e0e0;
  --color-on-primary: #042f2e;
  --fill-soft: #ffffff06;
  --fill-hover: #ffffff12;
  --fill-active: #ffffff1a;
  --theme-color: #050505;

  --sidebar-w: 260px;
  --toc-w: 200px;
  --topbar-bar-h: 56px;
  --topbar-subnav-h: 44px;
  --topbar-h: calc(var(--topbar-bar-h) + var(--topbar-subnav-h));
  --prose-w: 720px;
  --radius: 10px;
  --radius-sm: 6px;

  color-scheme: dark;
}

[data-theme="light"] {
  --color-bg: #f3f3f0;
  --color-elevated: #ffffff;
  --color-surface: #ffffff;
  --color-surface-2: #ecece8;
  --color-text: #141416;
  --color-muted: #5c5c64;
  --color-dimmed: #8a8a92;
  --color-border: #00000014;
  --color-border-strong: #00000024;
  --color-code-bg: #0000000a;
  --color-code-fg: #1c1c20;
  --fill-soft: #00000006;
  --fill-hover: #0000000c;
  --fill-active: #00000012;
  --theme-color: #f3f3f0;
  color-scheme: light;
}

*, *::before, *::after { box-sizing: border-box; }

html {
  scroll-behavior: smooth;
  scroll-padding-top: calc(var(--topbar-h) + 16px);
  background: var(--color-bg);
  color: var(--color-text);
  -webkit-font-smoothing: antialiased;
}

body {
  margin: 0;
  font-family: var(--font-sans);
  font-size: 15.5px;
  line-height: 1.65;
  font-weight: 400;
  background: var(--color-bg);
  color: var(--color-text);
  min-height: 100vh;
}

a { color: inherit; text-decoration: none; }
a:hover { color: var(--color-text); }
strong { color: var(--color-text); font-weight: 600; }
code, pre { font-family: var(--font-mono); }
::selection { background: var(--color-primary); color: var(--color-on-primary); }
:focus-visible { outline: 2px solid var(--color-primary); outline-offset: 2px; }

.skip-link {
  position: absolute; left: -9999px; top: 0; z-index: 300;
  background: var(--color-primary); color: var(--color-on-primary);
  padding: 10px 16px; border-radius: 8px;
}
.skip-link:focus { left: 8px; top: 8px; }

/* Top bar — Sillo-style two-row header */

.docs-topbar {
  position: sticky;
  top: 0;
  z-index: 100;
  border-bottom: none;
  background: color-mix(in srgb, var(--color-bg) 92%, transparent);
  -webkit-backdrop-filter: blur(14px) saturate(180%);
  backdrop-filter: blur(14px) saturate(180%);
}

.docs-header-shell {
  display: flex;
  flex-direction: column;
  width: 100%;
  max-width: 1440px;
  margin: 0 auto;
}

.docs-header-bar {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  gap: 12px;
  min-height: var(--topbar-bar-h);
  padding: 0 max(20px, calc((100% - 1440px) / 2 + 20px));
  border-bottom: 1px solid var(--color-border);
}

.docs-header-left {
  display: flex;
  align-items: center;
  gap: 8px;
  justify-self: start;
  min-width: 0;
}

.docs-header-search {
  display: flex;
  align-items: center;
  justify-content: center;
  justify-self: center;
  width: clamp(14rem, 42vw, 22rem);
  max-width: 100%;
  min-width: 0;
}

.docs-header-right {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 8px;
  justify-self: end;
  min-width: 0;
}

.docs-menu-btn {
  display: none;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  border: 1px solid var(--color-border);
  border-radius: 8px;
  background: var(--fill-soft);
  color: var(--color-text);
  cursor: pointer;
  flex-shrink: 0;
}

.docs-brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-weight: 650;
  letter-spacing: -.02em;
  color: var(--color-text);
  text-decoration: none;
  min-width: 0;
}
.docs-brand img {
  width: 26px;
  height: 26px;
  border-radius: 50%;
  object-fit: cover;
  object-position: center;
  flex-shrink: 0;
  display: block;
}
.docs-brand .brand-name { color: var(--color-primary); }
.docs-brand .brand-docs {
  color: var(--color-muted);
  font-weight: 500;
}

.docs-gh-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  border-radius: 8px;
  background: transparent;
  color: var(--color-muted);
  transition: background .15s ease, color .15s ease;
}
.docs-gh-btn:hover { background: var(--fill-hover); color: var(--color-text); }

.docs-install-btn {
  position: relative;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  height: 36px;
  padding: 0 14px;
  border: 1px solid var(--color-border);
  border-radius: 999px;
  background: color-mix(in srgb, var(--color-text) 4%, transparent);
  color: var(--color-muted);
  font: inherit;
  cursor: pointer;
  white-space: nowrap;
  overflow: hidden;
  transition: border-color .2s ease, color .2s ease, background .2s ease;
}
.docs-install-btn::before {
  content: "";
  position: absolute;
  inset: 0;
  transform: translateX(-100%);
  background: linear-gradient(
    100deg,
    transparent 20%,
    color-mix(in srgb, var(--color-primary) 22%, transparent) 50%,
    transparent 80%
  );
  transition: transform .55s ease;
  pointer-events: none;
}
.docs-install-btn:hover,
.docs-install-btn:focus-visible {
  color: var(--color-text);
  border-color: color-mix(in srgb, var(--color-primary) 55%, var(--color-border));
  background: color-mix(in srgb, var(--color-primary) 8%, transparent);
}
.docs-install-btn:hover::before,
.docs-install-btn:focus-visible::before { transform: translateX(100%); }
.docs-install-prompt {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--color-primary);
  flex-shrink: 0;
}
.docs-install-code {
  font-family: var(--font-mono);
  font-size: 12px;
  background: none;
  padding: 0;
  color: inherit;
}
.docs-install-icon {
  position: relative;
  width: 14px;
  height: 14px;
  flex-shrink: 0;
}
.docs-install-icon svg {
  position: absolute;
  inset: 0;
  width: 14px;
  height: 14px;
  stroke: currentColor;
  fill: none;
  stroke-width: 2;
  stroke-linecap: round;
  stroke-linejoin: round;
  transition: opacity .15s ease;
}
.docs-install-icon .i-done { opacity: 0; }
.docs-install-btn[data-copied="true"] { border-color: color-mix(in srgb, var(--color-primary) 55%, var(--color-border)); }
.docs-install-btn[data-copied="true"] .i-copy { opacity: 0; }
.docs-install-btn[data-copied="true"] .i-done { opacity: 1; }

.docs-icon-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  border: none;
  border-radius: 8px;
  background: transparent;
  color: var(--color-muted);
  cursor: pointer;
  transition: background .15s ease, color .15s ease;
}
.docs-icon-btn:hover { background: var(--fill-hover); color: var(--color-text); }
.docs-icon-btn .icon-moon { display: none; }
[data-theme="light"] .docs-icon-btn .icon-sun { display: none; }
[data-theme="light"] .docs-icon-btn .icon-moon { display: block; }

/* Legacy topbar bits (hidden after Sillo migration) */
.docs-topbar-spacer,
.docs-topbar-actions { display: none !important; }

.docs-product-link {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  margin-left: 4px;
  padding: 5px 10px;
  border-radius: 999px;
  border: 1px solid color-mix(in srgb, var(--color-primary) 35%, transparent);
  background: color-mix(in srgb, var(--color-primary) 10%, transparent);
  font-size: 12px;
  font-weight: 600;
  color: var(--color-primary);
  text-decoration: none;
  white-space: nowrap;
  flex-shrink: 0;
}
.docs-product-link:hover {
  border-color: var(--color-primary);
  color: var(--color-text);
}
@media (max-width: 900px) {
  .docs-product-link span { display: none; }
  .docs-product-link { padding: 5px 8px; }
}

/* Layout shell */

.docs-shell {
  display: grid;
  grid-template-columns: var(--sidebar-w) minmax(0, 1fr) var(--toc-w);
  gap: 0;
  max-width: 1440px;
  margin: 0 auto;
  min-height: calc(100vh - var(--topbar-h));
}

.docs-sidebar {
  position: sticky;
  top: var(--topbar-h);
  height: calc(100vh - var(--topbar-h));
  overflow-y: auto;
  padding: 20px 14px 48px 20px;
  border-right: 1px solid var(--color-border);
  background: var(--color-bg);
}

.docs-sidebar-group { margin-bottom: 22px; }
.docs-sidebar-title {
  margin: 0 0 8px;
  padding: 0 8px;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: .06em;
  text-transform: uppercase;
  color: var(--color-dimmed);
}
.docs-sidebar-list {
  list-style: none;
  margin: 0;
  padding: 0;
}
.docs-sidebar-list a {
  display: block;
  padding: 6px 8px;
  border-radius: 6px;
  font-size: 13.5px;
  line-height: 1.35;
  color: var(--color-muted);
  transition: background .15s ease, color .15s ease;
}
.docs-sidebar-list a:hover {
  background: var(--fill-hover);
  color: var(--color-text);
}
.docs-sidebar-list a.is-active {
  background: color-mix(in srgb, var(--color-primary) 14%, transparent);
  color: var(--color-primary);
  font-weight: 600;
}

.docs-main {
  min-width: 0;
  padding: 32px 40px 80px;
}

.docs-article {
  max-width: var(--prose-w);
  margin: 0 auto;
}

.docs-toc {
  position: sticky;
  top: var(--topbar-h);
  height: calc(100vh - var(--topbar-h));
  overflow-y: auto;
  padding: 24px 16px 48px 12px;
  border-left: 1px solid var(--color-border);
}
.docs-toc-title {
  margin: 0 0 10px;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: .06em;
  text-transform: uppercase;
  color: var(--color-dimmed);
}
.docs-toc-list {
  list-style: none;
  margin: 0;
  padding: 0;
}
.docs-toc-list a {
  display: block;
  padding: 4px 0 4px 10px;
  border-left: 2px solid transparent;
  font-size: 12.5px;
  line-height: 1.35;
  color: var(--color-muted);
  text-decoration: none;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.docs-toc-list a:hover { color: var(--color-text); }
.docs-toc-list a.is-active {
  border-left-color: var(--color-primary);
  color: var(--color-primary);
}
.docs-toc-list > li.is-h3 > a {
  padding-left: 20px;
  font-size: 12px;
  color: var(--color-dimmed);
}
.docs-toc-list > li.is-h3 > a:hover { color: var(--color-muted); }
.docs-toc-list > li.is-h3 > a.is-active {
  color: var(--color-primary);
}

/* Article prose */

.docs-eyebrow {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  margin: 0 0 12px;
}
.docs-audience {
  display: inline-flex;
  align-items: center;
  padding: 3px 9px;
  border-radius: 999px;
  border: 1px solid var(--color-border);
  background: var(--fill-soft);
  font-size: 11px;
  font-weight: 650;
  letter-spacing: .02em;
  color: var(--color-muted);
}
.docs-audience.is-dev {
  border-color: color-mix(in srgb, var(--color-primary) 40%, transparent);
  color: var(--color-primary);
}
.docs-audience.is-biz {
  border-color: color-mix(in srgb, #f59e0b 45%, transparent);
  color: #fbbf24;
}
[data-theme="light"] .docs-audience.is-biz { color: #b45309; }

.docs-status {
  display: inline-flex;
  align-items: center;
  padding: 3px 9px;
  border-radius: 999px;
  border: 1px solid var(--color-border);
  background: var(--fill-soft);
  font-size: 11px;
  font-weight: 650;
  letter-spacing: .02em;
  color: var(--color-muted);
}
.docs-status.is-prealpha {
  border-color: color-mix(in srgb, #f59e0b 50%, transparent);
  background: color-mix(in srgb, #f59e0b 12%, transparent);
  color: #fbbf24;
}
[data-theme="light"] .docs-status.is-prealpha {
  color: #b45309;
  background: color-mix(in srgb, #f59e0b 10%, transparent);
}

.docs-status-banner {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
  padding: 8px 20px;
  border-bottom: 1px solid color-mix(in srgb, #f59e0b 35%, transparent);
  background: color-mix(in srgb, #f59e0b 10%, var(--color-elevated));
  font-size: 13px;
  line-height: 1.4;
  color: var(--color-muted);
}
.docs-status-banner strong {
  color: #fbbf24;
  font-weight: 650;
}
[data-theme="light"] .docs-status-banner strong {
  color: #b45309;
}

.docs-article > h1 {
  margin: 0 0 12px;
  font-size: clamp(1.85rem, 3.5vw, 2.35rem);
  font-weight: 550;
  letter-spacing: -.035em;
  line-height: 1.15;
  color: var(--color-text);
}

.docs-lede {
  margin: 0 0 28px;
  font-size: 1.05rem;
  line-height: 1.55;
  color: var(--color-muted);
}

.docs-article h2 {
  margin: 2.4em 0 .7em;
  padding-top: .35em;
  font-size: 1.35rem;
  font-weight: 550;
  letter-spacing: -.025em;
  line-height: 1.25;
  color: var(--color-text);
  scroll-margin-top: calc(var(--topbar-h) + 16px);
}
.docs-article h2:first-of-type { margin-top: 1.2em; }

.docs-article h3 {
  margin: 1.6em 0 .5em;
  font-size: 1.05rem;
  font-weight: 600;
  letter-spacing: -.02em;
  color: var(--color-text);
}

.docs-article p {
  margin: 0 0 1em;
  color: var(--color-muted);
}
.docs-article ul,
.docs-article ol {
  margin: 0 0 1.1em;
  padding-left: 1.2em;
  color: var(--color-muted);
}
.docs-article li { margin-bottom: .4em; }
.docs-article li::marker { color: var(--color-dimmed); }

.docs-article a:not(.docs-next a):not(.docs-sidebar-list a) {
  color: var(--color-primary);
  text-decoration: underline;
  text-decoration-color: color-mix(in srgb, var(--color-primary) 40%, transparent);
  text-underline-offset: 2px;
}
.docs-article a:not(.docs-next a):hover {
  color: var(--color-primary-bright);
  text-decoration-color: var(--color-primary);
}

.docs-article code {
  font-size: .86em;
  background: var(--color-code-bg);
  border: 1px solid var(--color-border);
  padding: .12em .38em;
  border-radius: 5px;
  color: var(--color-text);
}

.docs-article pre {
  margin: 0 0 1.25em;
  padding: 14px 16px;
  overflow-x: auto;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  background: var(--color-surface);
  font-size: 13px;
  line-height: 1.55;
  color: var(--color-code-fg);
}
.docs-article .docs-codebox pre,
.docs-article pre.docs-pre {
  margin: 0;
  padding: 12px 14px;
  border: none;
  border-radius: 0;
  background: transparent;
  overflow: auto;
}
.docs-article pre code {
  background: none;
  border: none;
  padding: 0;
  font-size: inherit;
  color: inherit;
}

.docs-code-label {
  margin: 0 0 6px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .04em;
  text-transform: uppercase;
  color: var(--color-dimmed);
}

.docs-muted {
  margin: -.35em 0 1.25em;
  font-size: 13.5px;
  color: var(--color-muted);
}

/* Attribute reference cards */
.docs-attr-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 12px;
  margin: 0 0 1.35em;
}
.docs-attr {
  margin: 0;
  padding: 12px 14px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  background: var(--color-surface);
}
.docs-attr h3 {
  margin: 0 0 8px;
  font-size: 13.5px;
  font-weight: 600;
  font-family: var(--font-mono);
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  color: var(--color-text);
}
.docs-attr h3 code {
  font-size: 13px;
  color: var(--color-primary);
  background: color-mix(in srgb, var(--color-primary) 10%, transparent);
  border-color: color-mix(in srgb, var(--color-primary) 28%, transparent);
}
.docs-attr p {
  margin: 0 0 6px;
  font-size: 13.5px;
  color: var(--color-muted);
  line-height: 1.55;
}
.docs-attr p:last-child { margin-bottom: 0; }
.docs-attr strong {
  color: var(--color-text);
  font-weight: 600;
}
.docs-attr-req,
.docs-attr-opt {
  font-family: var(--font-mono);
  font-size: 10px;
  font-weight: 500;
  letter-spacing: .04em;
  text-transform: uppercase;
  padding: 2px 6px;
  border-radius: 4px;
  border: 1px solid var(--color-border);
}
.docs-attr-req {
  color: var(--color-primary);
  border-color: color-mix(in srgb, var(--color-primary) 40%, transparent);
  background: color-mix(in srgb, var(--color-primary) 12%, transparent);
}
.docs-attr-opt {
  color: var(--color-dimmed);
  background: var(--fill-soft);
}
.docs-article h3 {
  margin: 1.4em 0 .55em;
  font-size: 1.05rem;
  font-weight: 600;
  color: var(--color-text);
}
.docs-article h3:first-child { margin-top: 0; }
.docs-article h3 code {
  font-size: .95em;
}

/* ── Code boxes (shell + file explorer) ─────────────────────────── */
.docs-codebox {
  margin: 0 0 1.35em;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  background: var(--color-elevated);
  overflow: hidden;
  box-shadow:
    0 0 0 1px color-mix(in srgb, var(--color-border) 40%, transparent),
    0 12px 28px -18px #00000088;
}
[data-theme="light"] .docs-codebox {
  box-shadow:
    0 0 0 1px color-mix(in srgb, var(--color-border) 50%, transparent),
    0 10px 24px -16px #00000022;
}

.docs-codebox-titlebar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  flex-wrap: wrap;
  flex-shrink: 0;
  padding: 8px 10px;
  border-bottom: 1px solid var(--color-border);
  background: var(--color-surface-2);
}
.docs-codebox-title {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  min-width: 0;
}
.docs-codebox-dots {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  flex-shrink: 0;
}
.docs-codebox-dots span {
  width: 9px;
  height: 9px;
  border-radius: 50%;
  box-shadow: inset 0 0 0 1px #00000022;
}
.docs-codebox-dots .is-close { background: #ff5f56; }
.docs-codebox-dots .is-min { background: #ffbd2e; }
.docs-codebox-dots .is-max { background: #27c93f; }
.docs-codebox-name {
  font-family: var(--font-mono);
  font-size: 12.5px;
  font-weight: 600;
  color: var(--color-text);
}
.docs-codebox-badge {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: .06em;
  text-transform: uppercase;
  padding: 2px 7px;
  border-radius: 4px;
  border: 1px solid color-mix(in srgb, var(--color-primary) 35%, transparent);
  color: var(--color-primary);
  background: color-mix(in srgb, var(--color-primary) 10%, transparent);
}
.docs-codebox-actions {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin-left: auto;
  min-width: 0;
}
.docs-codebox-path,
.docs-codebox-hint {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--color-dimmed);
  max-width: 42vw;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.docs-codebox-lang {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: .08em;
  text-transform: uppercase;
  color: var(--color-muted);
  padding: 2px 6px;
  border-radius: 4px;
  background: var(--fill-soft);
  border: 1px solid var(--color-border);
}

/* Segmented control (shell variants) */
.docs-seg {
  display: inline-flex;
  padding: 3px;
  gap: 2px;
  border-radius: 8px;
  background: var(--color-bg);
  border: 1px solid var(--color-border);
}
.docs-seg-btn {
  appearance: none;
  margin: 0;
  border: 0;
  background: transparent;
  color: var(--color-muted);
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 500;
  padding: 6px 12px;
  border-radius: 6px;
  cursor: pointer;
  transition: background .15s ease, color .15s ease;
}
.docs-seg-btn:hover { color: var(--color-text); }
.docs-seg-btn.is-active {
  background: color-mix(in srgb, var(--color-primary) 18%, var(--color-surface));
  color: var(--color-primary-bright);
  box-shadow: inset 0 0 0 1px color-mix(in srgb, var(--color-primary) 35%, transparent);
}
[data-theme="light"] .docs-seg-btn.is-active {
  color: var(--color-primary-dark);
}

/* Copy / wrap controls */
.docs-copy,
.docs-wrap {
  appearance: none;
  margin: 0;
  border: 1px solid var(--color-border);
  background: var(--color-surface);
  color: var(--color-muted);
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 500;
  letter-spacing: .02em;
  padding: 5px 10px;
  border-radius: 6px;
  cursor: pointer;
  transition: border-color .15s ease, color .15s ease, background .15s ease;
}
.docs-copy:hover,
.docs-wrap:hover {
  color: var(--color-text);
  border-color: var(--color-border-strong);
  background: var(--fill-hover);
}
.docs-copy.is-copied,
.docs-wrap[aria-pressed="true"] {
  color: var(--color-primary);
  border-color: color-mix(in srgb, var(--color-primary) 45%, transparent);
  background: color-mix(in srgb, var(--color-primary) 12%, transparent);
}

/* Explorer / source / shell - content-sized, user-resizable */
.docs-codebox.is-source,
.docs-codebox.is-shell,
.docs-codebox.is-explorer {
  display: flex;
  flex-direction: column;
  resize: both;
  overflow: hidden;
  width: 100%;
  max-width: 100%;
  min-width: min(100%, 280px);
  height: fit-content;
  max-height: min(75vh, 820px);
}
.docs-codebox.is-shell {
  min-height: 0;
}
.docs-codebox.is-source {
  min-height: 0;
}
.docs-codebox.is-explorer {
  min-height: 220px;
}

.docs-codebox-split {
  display: grid;
  grid-template-columns: minmax(148px, 188px) minmax(0, 1fr);
  flex: 1 1 auto;
  min-height: 160px;
  height: auto;
  max-height: none;
  min-width: 0;
  overflow: hidden;
}
.docs-codebox-nav {
  overflow: auto;
  border-right: 1px solid var(--color-border);
  background: var(--color-surface);
  padding: 8px 6px;
  resize: horizontal;
  min-width: 120px;
  max-width: 55%;
}
.docs-file-group {
  margin: 10px 8px 4px;
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: .08em;
  text-transform: uppercase;
  color: var(--color-dimmed);
}
.docs-file-group:first-child { margin-top: 4px; }
.docs-file {
  appearance: none;
  display: flex;
  align-items: center;
  gap: 8px;
  width: 100%;
  margin: 0 0 2px;
  padding: 6px 8px;
  border: 0;
  border-radius: 6px;
  background: transparent;
  color: var(--color-muted);
  font-family: var(--font-mono);
  font-size: 12px;
  text-align: left;
  cursor: pointer;
  transition: background .12s ease, color .12s ease;
}
.docs-file:hover {
  background: var(--fill-hover);
  color: var(--color-text);
}
.docs-file.is-active {
  background: color-mix(in srgb, var(--color-primary) 14%, transparent);
  color: var(--color-primary-bright);
}
[data-theme="light"] .docs-file.is-active {
  color: var(--color-primary-dark);
}
.docs-file-ico {
  width: 7px;
  height: 7px;
  border-radius: 2px;
  flex-shrink: 0;
  background: var(--color-dimmed);
}
.docs-file-ico[data-ext="go"] { background: #79b8ff; }
.docs-file-ico[data-ext="json"] { background: #e3b341; }
.docs-file-ico[data-ext="xml"] { background: #3fb950; }
.docs-file-ico[data-ext="csv"] { background: #d2a8ff; }
.docs-file-ico[data-ext="tree"] { background: var(--color-primary); }
.docs-file-name {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.docs-codebox-editor,
.docs-codebox-panels {
  min-width: 0;
  background: var(--color-elevated);
  overflow: auto;
  flex: 1 1 auto;
  height: auto;
  min-height: 0;
}
.docs-codebox.is-source .docs-codebox-panels,
.docs-codebox.is-shell .docs-codebox-panels {
  height: auto;
  max-height: none;
}
.docs-codebox-editor {
  overflow: auto;
}
.docs-codebox.is-explorer .docs-codebox-editor {
  min-height: 140px;
}
.docs-codebox-panel {
  display: none;
  min-height: 100%;
}
.docs-codebox-panel.is-active { display: block; }
.docs-codebox-panel[hidden] { display: none !important; }

.docs-codebox .docs-pre {
  margin: 0;
  border: none;
  border-radius: 0;
  background: transparent;
  padding: 12px 14px;
  max-height: none;
  overflow: visible;
  font-size: 12.5px;
  line-height: 1.55;
  color: var(--color-code-fg);
}
.docs-codebox .docs-pre code {
  display: block;
  background: none;
  border: none;
  padding: 0;
  color: inherit;
  font-size: inherit;
}

/* Lined source */
.docs-pre.is-lined code { display: block; }
.docs-line {
  display: grid;
  grid-template-columns: 36px minmax(0, 1fr);
  gap: 12px;
  min-height: 1.55em;
}
.docs-line:hover { background: var(--fill-soft); }
.docs-line-n {
  text-align: right;
  color: var(--color-dimmed);
  user-select: none;
  font-variant-numeric: tabular-nums;
}
.docs-line-c {
  white-space: pre;
  overflow-wrap: normal;
  min-width: 0;
}
.docs-codebox.is-wrap .docs-line-c {
  white-space: pre-wrap;
  overflow-wrap: anywhere;
  word-break: break-word;
}
.docs-codebox.is-wrap .docs-shell-cmd {
  white-space: pre-wrap;
  overflow-wrap: anywhere;
}

/* Syntax tokens */
.tok-cmt { color: #8b949e; font-style: italic; }
.tok-tag { color: #7ee787; }
.tok-name { color: #7ee787; }
.tok-attr { color: #79c0ff; }
.tok-str { color: #a5d6ff; }
.tok-kw { color: #ff7b72; }
.tok-fn { color: #d2a8ff; }
.tok-num { color: #79c0ff; }
.tok-punct { color: #8b949e; }
.tok-key { color: #7ee787; }
[data-theme="light"] .tok-cmt { color: #6e7781; }
[data-theme="light"] .tok-tag,
[data-theme="light"] .tok-name,
[data-theme="light"] .tok-key { color: #116329; }
[data-theme="light"] .tok-attr { color: #0550ae; }
[data-theme="light"] .tok-str { color: #0a3069; }
[data-theme="light"] .tok-kw { color: #cf222e; }
[data-theme="light"] .tok-fn { color: #8250df; }
[data-theme="light"] .tok-num { color: #0550ae; }
[data-theme="light"] .tok-punct { color: #6e7781; }

/* Shell */
.docs-pre.is-shell code { display: flex; flex-direction: column; gap: 6px; }
.docs-shell-line {
  display: grid;
  grid-template-columns: 14px minmax(0, 1fr);
  gap: 10px;
  align-items: start;
}
.docs-shell-prompt {
  color: var(--color-primary);
  font-weight: 700;
  user-select: none;
}
.docs-shell-cmd {
  white-space: pre-wrap;
  overflow-wrap: anywhere;
  color: var(--color-code-fg);
}

/* Interactive tree */
.docs-pre.is-tree {
  font-size: 12.5px;
  line-height: 1.7;
  color: var(--color-muted);
  white-space: pre;
}
.docs-pre.is-tree code {
  white-space: pre;
  font-family: inherit;
}
.docs-tree-root {
  color: var(--color-primary);
  font-weight: 600;
}
.docs-tree-dir { color: var(--color-text); font-weight: 500; }
.docs-tree-link {
  appearance: none;
  display: inline;
  border: 0;
  background: color-mix(in srgb, var(--color-primary) 10%, transparent);
  padding: 0 4px;
  margin: 0;
  font: inherit;
  font-family: var(--font-mono);
  color: var(--color-code-fg);
  cursor: pointer;
  border-radius: 4px;
  text-decoration: none;
  box-shadow: inset 0 -1px 0 color-mix(in srgb, var(--color-primary) 45%, transparent);
  white-space: nowrap;
  vertical-align: baseline;
}
.docs-tree-link:hover,
.docs-tree-link:focus-visible {
  color: var(--color-primary-bright);
  background: color-mix(in srgb, var(--color-primary) 18%, transparent);
  box-shadow: inset 0 -1px 0 var(--color-primary);
  outline: none;
}

.docs-shell-line.is-comment .docs-shell-prompt,
.docs-shell-line.is-comment .docs-shell-cmd {
  color: var(--color-dimmed);
  font-weight: 400;
}

/* Explorer: keep editor/nav heights stable when switching files */
.docs-codebox.is-explorer .docs-codebox-split {
  align-items: stretch;
}
.docs-codebox.is-explorer .docs-codebox-editor {
  position: relative;
}
.docs-codebox.is-explorer .docs-codebox-panel.is-active {
  animation: docs-fade .14s ease;
}
@keyframes docs-fade {
  from { opacity: .55; }
  to { opacity: 1; }
}

@media (max-width: 720px) {
  .docs-codebox-split {
    grid-template-columns: 1fr;
    max-height: none;
  }
  .docs-codebox-nav {
    border-right: none;
    border-bottom: 1px solid var(--color-border);
    display: flex;
    flex-wrap: wrap;
    gap: 4px;
    padding: 8px;
    max-height: none;
  }
  .docs-file-group {
    flex: 0 0 100%;
    margin: 6px 4px 2px;
  }
  .docs-file {
    width: auto;
    flex: 0 0 auto;
    padding: 5px 9px;
    border: 1px solid var(--color-border);
  }
  .docs-codebox-editor {
    max-height: none;
  }
  .docs-codebox-path { max-width: 50vw; }
}

.docs-table-wrap {
  margin: 0 0 1.25em;
  overflow-x: auto;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
}
.docs-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 13.5px;
}
.docs-table th,
.docs-table td {
  padding: 10px 12px;
  text-align: left;
  vertical-align: top;
  border-bottom: 1px solid var(--color-border);
  color: var(--color-muted);
}
.docs-table th {
  font-weight: 650;
  color: var(--color-text);
  background: var(--fill-soft);
}
.docs-table tr:last-child td { border-bottom: none; }
.docs-table code { white-space: nowrap; }

.docs-callout {
  margin: 0 0 1.25em;
  padding: 12px 14px;
  border-radius: var(--radius);
  border: 1px solid var(--color-border);
  background: var(--fill-soft);
  color: var(--color-muted);
  font-size: 14px;
}
.docs-callout strong { display: inline; }
.docs-callout p { margin: 0; }
.docs-callout p + p { margin-top: .55em; }
.docs-callout.is-note {
  border-color: color-mix(in srgb, var(--color-primary) 35%, transparent);
  background: color-mix(in srgb, var(--color-primary) 8%, transparent);
}
.docs-callout.is-caution {
  border-color: color-mix(in srgb, #f59e0b 40%, transparent);
  background: color-mix(in srgb, #f59e0b 8%, transparent);
}
.docs-callout.is-danger {
  border-color: color-mix(in srgb, #ef4444 40%, transparent);
  background: color-mix(in srgb, #ef4444 8%, transparent);
}

.docs-steps {
  margin: 0 0 1.25em;
  padding: 0;
  list-style: none;
  counter-reset: step;
}
.docs-steps > li {
  position: relative;
  margin: 0 0 18px;
  padding-left: 44px;
}
.docs-steps > li::before {
  counter-increment: step;
  content: counter(step);
  position: absolute;
  left: 0;
  top: 0;
  width: 28px;
  height: 28px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 999px;
  background: color-mix(in srgb, var(--color-primary) 16%, transparent);
  border: 1px solid color-mix(in srgb, var(--color-primary) 40%, transparent);
  color: var(--color-primary);
  font-size: 12px;
  font-weight: 700;
}
.docs-steps h3 { margin-top: 0; }

.docs-next {
  margin-top: 48px;
  padding-top: 24px;
  border-top: 1px solid var(--color-border);
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 12px;
}
.docs-next a {
  display: inline-flex;
  flex-direction: column;
  gap: 4px;
  padding: 12px 14px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  background: var(--color-surface);
  min-width: min(100%, 220px);
  transition: border-color .15s ease, background .15s ease;
}
.docs-next a:hover {
  border-color: color-mix(in srgb, var(--color-primary) 45%, transparent);
  background: color-mix(in srgb, var(--color-primary) 8%, var(--color-surface));
  color: var(--color-text);
  text-decoration: none;
}
.docs-next .docs-next-label {
  font-size: 11px;
  font-weight: 650;
  letter-spacing: .04em;
  text-transform: uppercase;
  color: var(--color-dimmed);
}
.docs-next .docs-next-title {
  font-size: 14px;
  font-weight: 600;
  color: var(--color-primary);
}
.docs-next a.is-prev { align-items: flex-start; }
.docs-next a.is-next { align-items: flex-end; margin-left: auto; }

.docs-footer {
  margin-top: 40px;
  padding-top: 16px;
  border-top: 1px solid var(--color-border);
  font-size: 12.5px;
  color: var(--color-dimmed);
}

.docs-backdrop {
  display: none;
  position: fixed;
  inset: 0;
  z-index: 90;
  background: #00000066;
}

body.docs-nav-open .docs-backdrop { display: block; }
body.docs-nav-open { overflow: hidden; }

/* Track tabs — second header row */
.docs-track-tabs {
  display: flex;
  align-items: stretch;
  min-height: var(--topbar-subnav-h);
  padding: 0 max(20px, calc((100% - 1440px) / 2 + 20px));
  border-bottom: 1px solid var(--color-border);
  overflow-x: auto;
  scrollbar-width: none;
}
.docs-track-tabs::-webkit-scrollbar { display: none; }

.docs-track-rail {
  position: relative;
  display: flex;
  align-items: stretch;
  min-width: 0;
}
.docs-track-list {
  display: flex;
  align-items: stretch;
  gap: 2px;
  list-style: none;
  margin: 0;
  padding: 0;
}
.docs-track-list li { display: flex; }

.docs-track-tab {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 0 12px;
  height: var(--topbar-subnav-h);
  border-radius: 0;
  font-size: 13px;
  font-weight: 500;
  color: var(--color-muted);
  text-decoration: none;
  white-space: nowrap;
  border-bottom: 2px solid transparent;
  margin-bottom: -1px;
  transition: color .15s ease;
}
.docs-track-tab .docs-track-ico {
  display: inline-flex;
  width: 16px;
  height: 16px;
  opacity: 0.72;
  flex-shrink: 0;
}
.docs-track-tab .docs-track-ico svg {
  width: 16px;
  height: 16px;
  fill: currentColor;
  stroke: none;
}
.docs-track-tab:hover {
  color: var(--color-text);
}
.docs-track-tab.is-active,
.docs-track-tab[aria-current="page"] {
  color: var(--color-text);
}
.docs-track-tab.is-active .docs-track-ico,
.docs-track-tab[aria-current="page"] .docs-track-ico {
  opacity: 1;
  color: var(--color-primary);
}

.docs-track-marker {
  position: absolute;
  bottom: 0;
  left: 0;
  height: 2px;
  width: var(--marker-width, 0);
  transform: translateX(var(--marker-left, 0));
  background: var(--color-primary);
  border-radius: 2px 2px 0 0;
  pointer-events: none;
  opacity: 0;
  transition: transform .2s ease, width .2s ease, opacity .15s ease;
}
.docs-track-rail[data-marker-ready] .docs-track-marker { opacity: 1; }

/* Search — centered in header bar */
.docs-search-btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  width: 100%;
  padding: 8px 12px;
  border: 1px solid var(--color-border);
  border-radius: 8px;
  background: color-mix(in srgb, var(--color-text) 3%, transparent);
  color: var(--color-muted);
  font-size: 13px;
  cursor: pointer;
  transition: border-color .15s ease, color .15s ease, background .15s ease;
}
.docs-search-btn:hover {
  color: var(--color-text);
  border-color: var(--color-border-strong);
  background: var(--fill-soft);
}
.docs-search-btn svg { flex-shrink: 0; opacity: 0.7; }
.docs-search-label { flex: 1; text-align: left; }
.docs-search-kbd-group {
  display: none;
  align-items: center;
  gap: 2px;
  flex-shrink: 0;
}
@media (min-width: 768px) {
  .docs-search-kbd-group { display: inline-flex; }
}
.docs-kbd {
  font-family: var(--font-mono);
  font-size: 10px;
  padding: 2px 5px;
  border-radius: 4px;
  border: 1px solid var(--color-border);
  background: var(--color-surface);
  color: var(--color-muted);
  line-height: 1.2;
  min-width: 1.4em;
  text-align: center;
}

body.docs-search-open { overflow: hidden; }
.docs-search-modal[hidden] { display: none !important; }
.docs-search-modal {
  position: fixed;
  inset: 0;
  z-index: 200;
  display: flex;
  align-items: flex-start;
  justify-content: center;
  padding: 12vh 16px 16px;
}
.docs-search-backdrop {
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, 0.55);
  backdrop-filter: blur(4px);
}
.docs-search-panel {
  position: relative;
  width: min(640px, 100%);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: 12px;
  box-shadow: 0 24px 80px rgba(0, 0, 0, 0.35);
  overflow: hidden;
}
.docs-search-input-wrap {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 14px 16px;
  border-bottom: 1px solid var(--color-border);
}
.docs-search-input {
  flex: 1;
  border: none;
  background: transparent;
  font: inherit;
  font-size: 16px;
  color: var(--color-text);
  outline: none;
}
.docs-search-results {
  list-style: none;
  margin: 0;
  padding: 8px;
  max-height: min(50vh, 420px);
  overflow-y: auto;
}
.docs-search-results li.is-active .docs-search-hit,
.docs-search-hit:hover {
  background: var(--color-surface-2);
}
.docs-search-hit {
  display: flex;
  flex-direction: column;
  gap: 2px;
  padding: 10px 12px;
  border-radius: 8px;
  text-decoration: none;
  color: inherit;
}
.docs-search-hit-meta {
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--color-muted);
}
.docs-search-hit-title { font-weight: 600; font-size: 14px; }
.docs-search-hit-excerpt {
  font-size: 12px;
  color: var(--color-muted);
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.docs-search-empty {
  margin: 0;
  padding: 24px 16px;
  text-align: center;
  color: var(--color-muted);
  font-size: 14px;
}

/* Collapsible sidebar groups */
.docs-sidebar-group.is-collapsible .docs-sidebar-title {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  border: none;
  background: transparent;
  padding: 0;
  margin: 0 0 8px;
  font: inherit;
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--color-muted);
  cursor: pointer;
  text-align: left;
}
.docs-sidebar-chevron {
  flex-shrink: 0;
  transition: transform 0.15s ease;
  opacity: 0.6;
}
.docs-sidebar-group.is-collapsed .docs-sidebar-chevron { transform: rotate(-90deg); }
.docs-sidebar-group.is-collapsed .docs-sidebar-list { display: none; }

/* Heading anchors */
.docs-article h2,
.docs-article h3 {
  position: relative;
}
.docs-heading-anchor {
  position: absolute;
  left: -1.4em;
  top: 50%;
  transform: translateY(-50%);
  opacity: 0;
  color: var(--color-muted);
  text-decoration: none;
  line-height: 1;
}
.docs-article h2:hover .docs-heading-anchor,
.docs-article h3:hover .docs-heading-anchor,
.docs-heading-anchor:focus {
  opacity: 1;
}

/* Site footer */
.docs-site-footer {
  border-top: 1px solid var(--color-border);
  padding: 40px 24px 48px;
  margin-top: 0;
  background: var(--color-surface);
}
.docs-site-footer-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 32px;
  max-width: var(--content-max);
  margin: 0 auto;
}
.docs-site-footer-heading {
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--color-muted);
  margin: 0 0 12px;
}
.docs-site-footer-col ul {
  list-style: none;
  margin: 0;
  padding: 0;
}
.docs-site-footer-col li { margin: 0 0 8px; }
.docs-site-footer-col a {
  color: var(--color-text);
  text-decoration: none;
  font-size: 14px;
}
.docs-site-footer-col a:hover { color: var(--color-accent); }
.docs-site-footer-note {
  max-width: var(--content-max);
  margin: 28px auto 0;
  font-size: 13px;
  color: var(--color-muted);
  text-align: center;
}
.docs-toc-list li.is-overview a { font-weight: 600; }

/* 404 */
.docs-not-found {
  text-align: center;
  padding: 32px 0 24px;
  max-width: 36rem;
  margin: 0 auto;
}
.docs-not-found-eyebrow {
  display: inline-block;
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-primary);
  margin-bottom: 12px;
}
.docs-not-found h1 {
  font-size: clamp(2rem, 5vw, 2.75rem);
  margin: 0 0 12px;
}
.docs-not-found-path {
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--color-muted);
  word-break: break-all;
  margin: 0 0 20px;
}
.docs-not-found-links {
  list-style: none;
  margin: 24px 0 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  justify-content: center;
}
.docs-not-found-links a {
  display: inline-flex;
  padding: 8px 14px;
  border-radius: 8px;
  border: 1px solid var(--color-border);
  text-decoration: none;
  color: var(--color-text);
  font-size: 14px;
}
.docs-not-found-links a:hover {
  border-color: var(--color-primary);
  color: var(--color-primary);
}

@media (max-width: 1080px) {
  .docs-install-code,
  .docs-install-prompt { display: none; }
  .docs-install-btn {
    width: 36px;
    padding: 0;
    justify-content: center;
  }
}

@media (max-width: 1100px) {
  .docs-shell { grid-template-columns: var(--sidebar-w) minmax(0, 1fr); }
  .docs-toc { display: none; }
}

@media (max-width: 900px) {
  .docs-menu-btn { display: inline-flex; }
  .docs-track-tabs { display: none; }
  .docs-site-footer-grid { grid-template-columns: 1fr; gap: 24px; }
  .docs-header-bar {
    display: flex;
    justify-content: center;
    gap: 8px;
    padding-left: 16px;
    padding-right: 16px;
    position: relative;
  }
  .docs-header-left {
    position: absolute;
    left: 16px;
    justify-self: auto;
  }
  .docs-header-left .docs-brand .brand-docs,
  .docs-header-left .docs-brand .brand-name + span { display: none; }
  .docs-header-search {
    width: min(100%, 20rem);
    flex: 1;
  }
  .docs-header-right {
    position: absolute;
    right: 16px;
    justify-self: auto;
  }
  .docs-install-code,
  .docs-install-prompt { display: none; }
  .docs-install-btn {
    width: 36px;
    padding: 0;
    justify-content: center;
  }
  .docs-shell { grid-template-columns: minmax(0, 1fr); }
  .docs-sidebar {
    position: fixed;
    top: var(--topbar-h);
    left: 0;
    z-index: 95;
    width: min(86vw, 300px);
    transform: translateX(-105%);
    transition: transform .2s ease;
    border-right: 1px solid var(--color-border);
    box-shadow: 20px 0 60px #00000055;
  }
  body.docs-nav-open .docs-sidebar { transform: translateX(0); }
  .docs-main { padding: 24px 20px 64px; }
  .docs-search-kbd-group { display: none; }
}