/* XpayZ Docs — reading-focused layout in the client's palette (navy glass, magenta/teal glow, lime accent). */
html[data-xpayz-theme=dark] {
  --xd-bg: #10121c; --xd-glow-a: #a6186c40; --xd-glow-b: #176b8440;
  --xd-surface: #161927e6; --xd-surface-2: #1c2031; --xd-raised: #222739;
  --xd-border: #ffffff17; --xd-border-strong: #ffffff2b;
  --xd-text: #eeedf4; --xd-heading: #ffffff; --xd-muted: #a7acbf; --xd-faint: #7d8399;
  --xd-accent: #c9f36e; --xd-accent-strong: #adfc02; --xd-accent-ink: #19220c; --xd-accent-soft: #adfc0214; --xd-magenta: #ff4fb6;
  --xd-code-bg: #0b0d16; --xd-code-head: #121524; --xd-code-text: #e3e6f3; --xd-code-comment: #7f88a6; --xd-code-string: #c9f36e; --xd-code-key: #8fd3ff; --xd-code-number: #ffb86b; --xd-code-tag: #ff8fcf;
  --xd-info: #9dcbff; --xd-info-bg: #13243b; --xd-info-border: #2f5379;
  --xd-warn: #fbc760; --xd-warn-bg: #2c2312; --xd-warn-border: #6b5220;
  --xd-ok: #7ee2b8; --xd-ok-bg: #12291f; --xd-ok-border: #2c6049;
  --xd-shadow: 0 18px 40px #0007; --xd-mark: #adfc0240;
}
html[data-xpayz-theme=light] {
  --xd-bg: #f5f6f8; --xd-glow-a: #e8e1ef90; --xd-glow-b: #dcecf190;
  --xd-surface: #ffffffee; --xd-surface-2: #f6f8fb; --xd-raised: #ffffff;
  --xd-border: #e1e6ed; --xd-border-strong: #cdd5df;
  --xd-text: #252b3b; --xd-heading: #121725; --xd-muted: #556073; --xd-faint: #6b7487;
  --xd-accent: #46620e; --xd-accent-strong: #adfc02; --xd-accent-ink: #19220c; --xd-accent-soft: #adfc0226; --xd-magenta: #b8086f;
  --xd-code-bg: #10131f; --xd-code-head: #181c2b; --xd-code-text: #e3e6f3; --xd-code-comment: #8a93ad; --xd-code-string: #c9f36e; --xd-code-key: #8fd3ff; --xd-code-number: #ffb86b; --xd-code-tag: #ff8fcf;
  --xd-info: #22568f; --xd-info-bg: #eef5ff; --xd-info-border: #b7d0ee;
  --xd-warn: #7f3e00; --xd-warn-bg: #fff6e3; --xd-warn-border: #efcd85;
  --xd-ok: #1f7a52; --xd-ok-bg: #eaf7f0; --xd-ok-border: #a7dcc0;
  --xd-shadow: 0 18px 40px #24364b1f; --xd-mark: #adfc0270;
}
:root { --xd-header: 64px; --xd-sidebar: 284px; --xd-toc: 232px; --xd-read: 760px; }

*, *::before, *::after { box-sizing: border-box; }
html { scroll-padding-top: calc(var(--xd-header) + 20px); -webkit-text-size-adjust: 100%; }
body.xd {
  margin: 0; min-height: 100vh; color: var(--xd-text); font: 16px/1.7 var(--font-body);
  background: radial-gradient(ellipse at 0% 0%, var(--xd-glow-a), transparent 42%), radial-gradient(ellipse at 100% 20%, var(--xd-glow-b), transparent 46%), var(--xd-bg);
  background-attachment: fixed;
}
.xd a { color: var(--xd-accent); text-underline-offset: 3px; }
.xd :focus-visible { outline: 2px solid var(--xd-info); outline-offset: 2px; border-radius: 6px; }
.xd-sr { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }
.xd-skip { position: fixed; top: 10px; left: 10px; z-index: 100; padding: 8px 14px; border-radius: 8px; background: var(--xd-accent-strong); color: var(--xd-accent-ink) !important; font-weight: 600; transform: translateY(-160%); }
.xd-skip:focus { transform: none; }
kbd { font: 600 11px/1 var(--font-mono); padding: 3px 6px; border-radius: 5px; border: 1px solid var(--xd-border-strong); color: var(--xd-muted); background: var(--xd-surface-2); }

/* ---------- Header ---------- */
.xd-header {
  position: sticky; top: 0; z-index: 40; height: var(--xd-header);
  display: flex; align-items: center; gap: 16px; padding: 0 24px;
  background: color-mix(in srgb, var(--xd-bg) 82%, transparent); border-bottom: 1px solid var(--xd-border);
  backdrop-filter: blur(16px) saturate(140%); -webkit-backdrop-filter: blur(16px) saturate(140%);
}
.xd-brand { display: flex; align-items: center; gap: 12px; text-decoration: none; flex-shrink: 0; }
.xd-brand .xz-logo-frame { width: 104px; }
html[data-xpayz-theme=light] .xd-brand .xz-logo-frame img { filter: url(#xz-logo-light) !important; }
.xd-brand-label { padding-inline-start: 12px; border-inline-start: 1px solid var(--xd-border-strong); color: var(--xd-heading); font: 700 15px/1 var(--font-display); letter-spacing: -.01em; }
.xd-search-trigger {
  display: flex; align-items: center; gap: 10px; width: min(380px, 34vw); height: 38px; margin-inline: auto; padding: 0 10px 0 12px;
  border: 1px solid var(--xd-border); border-radius: 10px; background: var(--xd-surface-2); color: var(--xd-muted); font: 14px var(--font-body); cursor: pointer;
}
.xd-search-trigger span { flex: 1; text-align: start; }
.xd-search-trigger:hover { border-color: var(--xd-border-strong); color: var(--xd-muted); }
.xd-header-actions { display: flex; align-items: center; gap: 10px; margin-inline-start: auto; }
.xd-pill { padding: 4px 9px; border-radius: 999px; border: 1px solid var(--xd-border); color: var(--xd-muted); font-size: 12px; white-space: nowrap; }
.xd-icon-btn { display: inline-grid; place-items: center; width: 38px; height: 38px; padding: 0; border: 1px solid var(--xd-border); border-radius: 10px; background: var(--xd-surface-2); color: var(--xd-text); cursor: pointer; }
.xd-icon-btn:hover { border-color: var(--xd-border-strong); }
.xd-icon-btn svg { width: 18px; height: 18px; }
.xd-menu-btn { display: none; }
.xd-console-short { display: none; }
.xd-console-link { display: inline-flex; align-items: center; gap: 6px; height: 38px; padding: 0 14px; border-radius: 10px; background: linear-gradient(130deg, #ddff9e, var(--xd-accent-strong)); color: var(--xd-accent-ink) !important; font: 600 13px var(--font-display); text-decoration: none; white-space: nowrap; }

/* ---------- Shell ---------- */
.xd-shell { display: grid; grid-template-columns: var(--xd-sidebar) minmax(0, 1fr) var(--xd-toc); gap: 0 40px; max-width: 1480px; margin: 0 auto; padding: 0 24px; }

/* Sidebar */
.xd-sidebar { position: sticky; top: var(--xd-header); height: calc(100vh - var(--xd-header)); overflow-y: auto; padding: 22px 6px 28px 0; scrollbar-width: thin; }
.xd-search { position: sticky; top: 0; z-index: 2; display: flex; align-items: center; gap: 8px; height: 40px; padding: 0 10px; margin-bottom: 18px; border: 1px solid var(--xd-border); border-radius: 10px; background: var(--xd-raised); color: var(--xd-faint); }
.xd-search:focus-within { border-color: var(--xd-info); }
.xd-search input { flex: 1; min-width: 0; height: 100%; border: 0; outline: 0; background: transparent; color: var(--xd-text); font: 14px var(--font-body); }
.xd-search input::-webkit-search-cancel-button { filter: grayscale(1); }
.xd-search:focus-within kbd { display: none; }
.xd-group { margin-bottom: 22px; }
.xd-group-title { margin: 0 0 6px; padding: 0 10px; color: var(--xd-heading); font: 700 11.5px/1.4 var(--font-display); letter-spacing: .08em; text-transform: uppercase; }
.xd-nav ul { list-style: none; margin: 0; padding: 0; }
.xd-nav-link { display: block; padding: 6px 10px; margin: 1px 0; border-radius: 8px; border-inline-start: 2px solid transparent; color: var(--xd-muted) !important; font-size: 14px; line-height: 1.45; text-decoration: none; }
.xd-nav-link:hover { color: var(--xd-text) !important; background: var(--xd-surface-2); }
.xd-nav-link[aria-current=page] { color: var(--xd-heading) !important; background: var(--xd-accent-soft); border-inline-start-color: var(--xd-accent-strong); font-weight: 600; }
.xd-nav-link .xd-tag { margin-inline-start: 6px; }
.xd-result { display: block; padding: 9px 10px; margin: 2px 0; border-radius: 8px; color: var(--xd-text) !important; text-decoration: none; }
.xd-result b { display: block; font-size: 14px; line-height: 1.4; }
.xd-result small { display: block; margin-top: 2px; color: var(--xd-muted); font-size: 12.5px; line-height: 1.5; }
.xd-result .xd-result-group { color: var(--xd-faint); font-size: 11px; text-transform: uppercase; letter-spacing: .06em; }
.xd-result[aria-selected=true], .xd-result:hover { background: var(--xd-surface-2); outline: 1px solid var(--xd-border-strong); }
.xd mark { background: var(--xd-mark); color: inherit; border-radius: 3px; padding: 0 1px; }
.xd-empty { padding: 10px; color: var(--xd-muted); font-size: 14px; }
.xd-sidebar-note { margin: 26px 10px 0; padding-top: 16px; border-top: 1px solid var(--xd-border); color: var(--xd-faint); font-size: 12.5px; line-height: 1.6; }

/* ---------- Compact, searchable guide directory ---------- */
.xd-nav-home { display: flex; align-items: center; gap: 9px; margin-bottom: 20px; }
.xd-nav-home > svg { width: 17px; height: 17px; flex: 0 0 auto; }
.xd-nav-count { margin-inline-start: auto; font-size: 11px; color: var(--xd-faint); }
body.xd[data-docs-view=directory] .xd-shell { grid-template-columns: var(--xd-sidebar) minmax(0, 1fr); gap: 0 32px; }
body.xd[data-docs-view=directory] .xd-main { container-type: inline-size; }
body.xd[data-docs-view=directory] .xd-article { max-width: none; }
body.xd[data-docs-view=directory] .xd-toc, body.xd[data-docs-view=directory] .xd-sidebar > .xd-search { display: none; }
.xd-directory-heading { display: flex; align-items: flex-start; justify-content: space-between; gap: 24px; margin-bottom: 24px; }
.xd-directory-heading > div { min-width: 0; }
.xd-article .xd-directory-heading h1 { margin-bottom: 10px; font-size: clamp(27px, 3vw, 36px); line-height: 1.2; }
.xd-directory-heading .xd-eyebrow { margin-bottom: 9px; font-size: 10px; }
.xd-directory-lead { margin: 0 !important; max-width: 570px; color: var(--xd-muted); font-size: 14px; line-height: 1.75; }
.xd-directory-total { flex: 0 0 auto; display: flex; align-items: center; gap: 10px; margin-top: 3px; padding: 11px 14px; border: 1px solid var(--xd-border); border-radius: 12px; background: var(--xd-surface); color: var(--xd-muted); font-size: 12px; line-height: 1.4; }
.xd-directory-total > svg { width: 23px; height: 23px; color: var(--xd-accent); }
.xd-directory-total b { color: var(--xd-heading); font-size: 17px; }
.xd-directory-tools { display: flex; align-items: center; gap: 10px; margin-bottom: 14px; }
.xd-directory-search { display: flex; align-items: center; gap: 10px; width: 100%; min-width: 0; height: 46px; padding: 0 14px; border: 1px solid var(--xd-border-strong); border-radius: 11px; background: var(--xd-surface); }
.xd-directory-search:focus-within { outline: 2px solid var(--xd-info); outline-offset: 2px; }
.xd-directory-search > svg { flex: 0 0 auto; width: 18px; height: 18px; color: var(--xd-faint); }
.xd-directory-search input { width: 100%; min-width: 0; height: 100%; border: 0; outline: 0 !important; background: transparent; color: var(--xd-text); font: 13px var(--font-body); }
.xd-directory-search input::placeholder { color: var(--xd-faint); }
.xd-directory-tools > button, .xd-directory-empty button { flex: 0 0 auto; padding: 9px 12px; min-height: 38px; border: 1px solid var(--xd-border); border-radius: 9px; background: var(--xd-surface-2); color: var(--xd-text); font: 600 12px var(--font-body); cursor: pointer; }
.xd-directory-tools > button[hidden] { display: none; }
.xd-directory-filters { display: flex; flex-wrap: wrap; gap: 7px; margin-bottom: 14px; }
.xd-directory-filters button { display: inline-flex; align-items: center; gap: 7px; min-height: 34px; padding: 6px 10px; border: 1px solid var(--xd-border); border-radius: 8px; background: var(--xd-surface); color: var(--xd-muted); font: 500 12px/1.5 var(--font-body); cursor: pointer; }
.xd-directory-filters button:hover { border-color: var(--xd-border-strong); color: var(--xd-heading); }
.xd-directory-filters button[aria-pressed=true] { border-color: var(--xd-accent); background: var(--xd-accent-soft); color: var(--xd-heading); }
.xd-directory-filters button > span { font-size: 10px; color: var(--xd-faint); }
.xd-directory-status { margin: 0 0 13px !important; color: var(--xd-faint); font-size: 11px; line-height: 1.6; }
.xd-directory-groups { column-count: 2; column-gap: 18px; }
.xd-directory-groups[data-group-count="1"] { column-count: 1; }
.xd-guide-group { min-width: 0; margin-bottom: 18px; padding: 17px 18px 6px; border: 1px solid var(--xd-border); border-radius: 13px; background: var(--xd-surface); break-inside: avoid; }
.xd-guide-group-head { display: flex; align-items: center; justify-content: space-between; gap: 12px; margin-bottom: 12px; }
.xd-article .xd-guide-group-head h2 { margin: 0; padding: 0; border: 0; font-size: 15px; line-height: 1.5; letter-spacing: -.01em; }
.xd-guide-group-head > span { flex: 0 0 auto; color: var(--xd-faint); font-size: 11px; }
.xd-guide-list { list-style: none; margin: 0; padding: 0; }
.xd-guide-list li { margin: 0; border-top: 1px solid var(--xd-border); }
.xd-guide-link { display: grid; grid-template-columns: 26px minmax(0, 1fr) 14px; align-items: start; gap: 11px; padding: 14px 0; color: var(--xd-text) !important; text-decoration: none; }
.xd-guide-number { display: grid; place-items: center; width: 26px; height: 27px; margin-top: 2px; border: 1px solid var(--xd-border); border-radius: 7px; background: var(--xd-surface-2); color: var(--xd-faint); font: 500 10px var(--font-mono); }
.xd-guide-copy { display: grid; gap: 4px; min-width: 0; }
.xd-guide-topic { color: var(--xd-faint); font: 600 10px/1.6 var(--font-body); letter-spacing: .07em; }
.xd-guide-copy > strong { color: var(--xd-heading); font: 600 14px/1.55 var(--font-display); overflow-wrap: anywhere; }
.xd-guide-arrow { padding-top: 6px; color: var(--xd-faint); }
.xd-guide-arrow svg { display: block; width: 14px; height: 14px; }
.xd-guide-link:hover .xd-guide-copy > strong, .xd-guide-link:hover .xd-guide-arrow { color: var(--xd-accent); }
.xd-guide-tags { display: flex; flex-wrap: wrap; gap: 5px; margin-top: 3px; }
.xd-guide-tags .xd-tag { padding: 1px 6px; font-size: 9px; line-height: 1.6; }
.xd-directory-empty { column-span: all; padding: 34px 20px; border: 1px dashed var(--xd-border-strong); border-radius: 13px; text-align: center; background: var(--xd-surface); }
.xd-directory-empty > svg { width: 25px; height: 25px; margin-bottom: 8px; color: var(--xd-muted); }
.xd-article .xd-directory-empty h2 { margin: 0 0 8px; padding: 0; border: 0; font-size: 17px; }
.xd-directory-empty p { color: var(--xd-muted); font-size: 13px; }
@container (max-width: 680px) { .xd-directory-groups { column-count: 1; } }
@container (max-width: 420px) {
  .xd-directory-heading { gap: 12px; }
  .xd-directory-total { display: none; }
  .xd-directory-tools { flex-wrap: wrap; }
  .xd-directory-search { flex-basis: 100%; }
  .xd-directory-search kbd { display: none; }
  .xd-guide-group { padding-inline: 14px; }
}

/* ---------- Article ---------- */
.xd-main { min-width: 0; padding: 30px 0 80px; outline: none; }
.xd-article { max-width: var(--xd-read); margin: 0 auto; }
.xd-breadcrumb { display: flex; flex-wrap: wrap; gap: 6px; margin: 0 0 18px; padding: 0; list-style: none; color: var(--xd-faint); font-size: 13px; }
.xd-breadcrumb li + li::before { content: '/'; margin-inline-end: 6px; color: var(--xd-border-strong); }
.xd-breadcrumb a { color: var(--xd-muted); text-decoration: none; }
.xd-breadcrumb a:hover { color: var(--xd-text); }
.xd-eyebrow { margin: 0 0 8px; color: var(--xd-magenta); font: 700 12px/1.4 var(--font-display); letter-spacing: .1em; text-transform: uppercase; }
.xd-article h1 { margin: 0 0 14px; color: var(--xd-heading); font: 700 clamp(28px, 4vw, 40px)/1.15 var(--font-display); letter-spacing: -.03em; }
.xd-lead { margin: 0 0 22px; color: var(--xd-muted); font-size: 18px; line-height: 1.65; }
.xd-meta { display: flex; flex-wrap: wrap; gap: 8px; margin: 0 0 26px; }
.xd-tag { display: inline-flex; align-items: center; gap: 6px; padding: 3px 9px; border-radius: 999px; border: 1px solid var(--xd-border); color: var(--xd-muted); font-size: 12px; line-height: 1.5; white-space: nowrap; }
.xd-tag[data-tone=warn] { color: var(--xd-warn); background: var(--xd-warn-bg); border-color: var(--xd-warn-border); }
.xd-tag[data-tone=info] { color: var(--xd-info); background: var(--xd-info-bg); border-color: var(--xd-info-border); }
.xd-nav-link .xd-tag { padding: 0 6px; font-size: 10.5px; }

.xd-article h2 { position: relative; margin: 48px 0 14px; padding-top: 22px; border-top: 1px solid var(--xd-border); color: var(--xd-heading); font: 700 24px/1.3 var(--font-display); letter-spacing: -.02em; }
.xd-article h3 { position: relative; margin: 30px 0 8px; color: var(--xd-heading); font: 650 18px/1.4 var(--font-display); letter-spacing: -.01em; }
.xd-article p { margin: 0 0 16px; }
.xd-article p, .xd-article li, .xd-article td { overflow-wrap: anywhere; }
.xd-anchor { position: absolute; inset-inline-start: -1.1em; padding-inline-end: .3em; color: var(--xd-faint) !important; text-decoration: none; opacity: 0; font-weight: 400; }
.xd-article h2 .xd-anchor { top: 22px; }
.xd-article :is(h2, h3):hover .xd-anchor, .xd-anchor:focus { opacity: 1; }

/* Endpoint */
.xd-endpoint { display: flex; align-items: center; gap: 12px; margin: 0 0 26px; padding: 10px 14px; border: 1px solid var(--xd-border); border-radius: 12px; background: var(--xd-surface); font: 500 14px var(--font-mono); overflow-x: auto; }
.xd-method { flex-shrink: 0; padding: 3px 8px; border-radius: 6px; font: 700 11.5px/1.4 var(--font-mono); letter-spacing: .04em; color: var(--xd-ok); background: var(--xd-ok-bg); border: 1px solid var(--xd-ok-border); }
.xd-method[data-method=PUT] { color: var(--xd-warn); background: var(--xd-warn-bg); border-color: var(--xd-warn-border); }
.xd-method[data-method=GET] { color: var(--xd-info); background: var(--xd-info-bg); border-color: var(--xd-info-border); }
.xd-endpoint code { color: var(--xd-heading); white-space: nowrap; }

/* Callouts */
.xd-callout { display: grid; grid-template-columns: 20px 1fr; gap: 12px; margin: 0 0 22px; padding: 14px 16px; border: 1px solid var(--xd-info-border); border-radius: 12px; background: var(--xd-info-bg); color: var(--xd-text); font-size: 14.5px; line-height: 1.6; }
.xd-callout svg { width: 20px; height: 20px; color: var(--xd-info); margin-top: 1px; }
.xd-callout b { display: block; color: var(--xd-info); font-weight: 650; }
.xd-callout[data-tone=warn] { border-color: var(--xd-warn-border); background: var(--xd-warn-bg); }
.xd-callout[data-tone=warn] svg, .xd-callout[data-tone=warn] b { color: var(--xd-warn); }

/* Points: steps and feature list */
.xd-steps { list-style: none; margin: 8px 0 0; padding: 0; counter-reset: step; }
.xd-steps li { position: relative; padding: 0 0 22px 48px; counter-increment: step; }
.xd-steps li::before { content: counter(step); position: absolute; inset-inline-start: 0; top: 0; display: grid; place-items: center; width: 30px; height: 30px; border-radius: 50%; background: var(--xd-accent-soft); border: 1px solid var(--xd-accent); color: var(--xd-heading); font: 700 13px var(--font-display); }
.xd-steps li::after { content: ''; position: absolute; inset-inline-start: 15px; top: 34px; bottom: 4px; width: 1px; background: var(--xd-border-strong); }
.xd-steps li:last-child::after { display: none; }
.xd-steps h3 { margin: 3px 0 6px; }
html[dir=rtl] .xd-steps li { padding: 0 48px 22px 0; }

/* Tables */
.xd-table-wrap { margin: 6px 0 24px; border: 1px solid var(--xd-border); border-radius: 12px; overflow-x: auto; background: var(--xd-surface); }
.xd-article table { width: 100%; border-collapse: collapse; font-size: 14px; line-height: 1.55; }
.xd-article caption { padding: 12px 14px 0; text-align: start; color: var(--xd-heading); font: 650 14px var(--font-display); caption-side: top; }
.xd-article th, .xd-article td { padding: 11px 14px; text-align: start; vertical-align: top; border-bottom: 1px solid var(--xd-border); }
.xd-article thead th { color: var(--xd-muted); font-size: 12px; font-weight: 600; letter-spacing: .04em; text-transform: uppercase; background: var(--xd-surface-2); white-space: nowrap; }
.xd-article tbody th { color: var(--xd-heading); font-weight: 600; min-width: 150px; }
.xd-article tbody tr:last-child > * { border-bottom: 0; }
.xd-article tbody tr:hover > * { background: var(--xd-surface-2); }
.xd-article td code, .xd-article th code, .xd-article p code, .xd-article li code { padding: 1px 5px; border-radius: 5px; background: var(--xd-surface-2); border: 1px solid var(--xd-border); font: 500 .88em var(--font-mono); }

/* Code */
.xd-code { margin: 6px 0 26px; border: 1px solid #ffffff14; border-radius: 12px; overflow: hidden; background: var(--xd-code-bg); box-shadow: var(--xd-shadow); }
.xd-code-head { display: flex; align-items: center; justify-content: space-between; gap: 12px; padding: 8px 10px 8px 14px; background: var(--xd-code-head); border-bottom: 1px solid #ffffff12; color: #aab1c8; font: 600 12px var(--font-body); }
.xd-code-head .xd-dots { display: inline-flex; gap: 6px; margin-inline-end: 10px; }
.xd-code-head .xd-dots i { width: 9px; height: 9px; border-radius: 50%; background: #ffffff1f; }
.xd-copy { display: inline-flex; align-items: center; gap: 6px; padding: 5px 9px; border: 1px solid #ffffff21; border-radius: 7px; background: #ffffff0a; color: #dfe3f2; font: 600 12px var(--font-body); cursor: pointer; }
.xd-copy:hover { background: #ffffff14; }
.xd-copy[data-copied=true] { color: #c9f36e; border-color: #c9f36e66; }
.xd-copy svg { width: 14px; height: 14px; }
.xd-code pre:focus-visible { outline: 2px solid var(--xd-info); outline-offset: -2px; }
.xd-code pre { margin: 0; padding: 16px 18px; overflow-x: auto; color: var(--xd-code-text); font: 13px/1.7 var(--font-mono); tab-size: 2; direction: ltr; text-align: left; }
.xd-code code { font: inherit; }
.tk-c { color: var(--xd-code-comment); font-style: italic; }
.tk-s { color: var(--xd-code-string); }
.tk-k { color: var(--xd-code-key); }
.tk-n { color: var(--xd-code-number); }
.tk-t { color: var(--xd-code-tag); }

/* On-page TOC */
.xd-toc { position: sticky; top: var(--xd-header); height: calc(100vh - var(--xd-header)); overflow-y: auto; padding: 32px 0 24px; font-size: 13px; }
.xd-toc-title { margin: 0 0 10px; color: var(--xd-heading); font: 700 11.5px/1.4 var(--font-display); letter-spacing: .08em; text-transform: uppercase; }
.xd-toc a { display: block; padding: 5px 0 5px 12px; border-inline-start: 1px solid var(--xd-border); color: var(--xd-muted); line-height: 1.45; text-decoration: none; }
.xd-toc a.sub { padding-inline-start: 24px; font-size: 12.5px; }
.xd-toc a:hover { color: var(--xd-text); }
.xd-toc a[aria-current=true] { color: var(--xd-accent); border-inline-start: 2px solid var(--xd-accent-strong); padding-inline-start: 11px; font-weight: 600; }
.xd-toc a.sub[aria-current=true] { padding-inline-start: 23px; }
.xd-inline-toc { display: none; margin: 0 0 26px; border: 1px solid var(--xd-border); border-radius: 12px; background: var(--xd-surface); }
.xd-inline-toc summary { padding: 12px 16px; cursor: pointer; color: var(--xd-heading); font-weight: 600; font-size: 14px; }
.xd-inline-toc nav { padding: 0 16px 12px; }
.xd-inline-toc a { display: block; padding: 4px 0; font-size: 14px; text-decoration: none; }
.xd-inline-toc a.sub { padding-inline-start: 14px; color: var(--xd-muted); }

/* Prev / next and footer */
.xd-pager { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; margin: 56px 0 0; }
.xd-pager a { display: block; padding: 16px 18px; border: 1px solid var(--xd-border); border-radius: 12px; background: var(--xd-surface); color: var(--xd-heading) !important; text-decoration: none; transition: border-color .15s, transform .15s; }
.xd-pager a:hover { border-color: var(--xd-accent); transform: translateY(-1px); }
.xd-pager small { display: block; margin-bottom: 4px; color: var(--xd-faint); font-size: 12px; }
.xd-pager b { font: 650 15px/1.4 var(--font-display); }
.xd-pager .next { grid-column: 2; text-align: end; }
.xd-footer { margin-top: 40px; padding-top: 18px; border-top: 1px solid var(--xd-border); color: var(--xd-faint); font-size: 13px; line-height: 1.6; }
.xd-footer a { color: var(--xd-muted); }

.xd-backdrop { display: none; }
.xd-toast { position: fixed; bottom: 22px; left: 50%; z-index: 60; transform: translate(-50%, 20px); padding: 9px 14px; border-radius: 10px; background: var(--xd-heading); color: var(--xd-bg); font-size: 13px; font-weight: 600; opacity: 0; pointer-events: none; transition: opacity .2s, transform .2s; }
.xd-toast.show { opacity: 1; transform: translate(-50%, 0); }

/* ---------- Responsive ---------- */
@media (max-width: 1240px) {
  .xd-shell { grid-template-columns: var(--xd-sidebar) minmax(0, 1fr); }
  .xd-toc { display: none; }
  .xd-inline-toc { display: block; }
}
@media (max-width: 900px) {
  :root { --xd-header: 58px; }
  .xd-header { padding: 0 14px; gap: 10px; }
  .xd-menu-btn { display: inline-grid; }
  .xd-brand .xz-logo-frame { width: 86px; }
  .xd-search-trigger { width: 38px; padding: 0; justify-content: center; margin-inline: auto 0; }
  .xd-header-actions { margin-inline-start: 0; }
  .xd-search-trigger span, .xd-search-trigger kbd, .xd-pill { display: none; }
  .xd-console-link { padding: 0 11px; font-size: 12px; }
  .xd-console-long { display: none; }
  .xd-console-short { display: inline; }
  .xd-shell { display: block; padding: 0 18px; }
  .xd-sidebar { position: fixed; z-index: 50; top: 0; bottom: 0; inset-inline-start: 0; width: min(320px, 86vw); height: auto; padding: 18px 14px 28px; background: var(--xd-raised); border-inline-end: 1px solid var(--xd-border); box-shadow: var(--xd-shadow); transform: translateX(-105%); transition: transform .22s ease; visibility: hidden; }
  html[dir=rtl] .xd-sidebar { transform: translateX(105%); }
  .xd-sidebar.open { transform: none; visibility: visible; }
  .xd-backdrop { position: fixed; inset: 0; z-index: 45; background: #05070dad; }
  .xd-backdrop:not([hidden]) { display: block; }
  .xd-main { padding-top: 22px; }
  .xd-lead { font-size: 17px; }
  .xd-anchor { display: none; }
}
@media (max-width: 420px) {
  .xd-brand-label, .xd-console-short { display: none !important; }
  .xd-console-link { width: 38px; padding: 0; justify-content: center; font-size: 15px; }
  .xd-header { gap: 8px; }
}
@media (max-width: 560px) {
  .xd-pager { grid-template-columns: 1fr; }
  .xd-pager .next { grid-column: 1; }
  .xd-article h2 { font-size: 21px; }
  .xd-code pre { font-size: 12.5px; padding: 14px; }
}
@media (prefers-reduced-motion: reduce) { .xd *, .xd *::before { transition: none !important; } html { scroll-behavior: auto; } }
@media print { .xd-header, .xd-sidebar, .xd-toc, .xd-pager, .xd-copy { display: none !important; } .xd-shell { display: block; } body.xd { background: #fff; color: #000; } }

/* Bug 9 (28 Oct review): API examples are labelled as a draft until one contract is agreed. */
.xd-draft-note { margin: 8px 0 14px; font-size: 12px; line-height: 1.6; opacity: .8; }