/* ==========================================================================
   Docs area (owned by the "docs" session): Documentation hub + guides,
   Changelog, Download. Every class is xf-docs-*, xf-cl-*, xf-dl-* or xf-verify*.
   Motion: transform/opacity only; complete without JS and under reduced motion.
   ========================================================================== */

/* ---------- shared ---------- */
.xf-docs-area { --xf-docs-line: var(--x-line); }
@media (prefers-reduced-motion: no-preference) { html:has(.xf-docs-area) { scroll-behavior: smooth; } }
.xf-docs-area :where(:not(pre) > code) { overflow-wrap: anywhere; }
.xf-docs-area .xf-codeblock__bar { min-height: 44px; }
.xf-docs-area .xf-codeblock__bar > span:first-child { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; min-width: 0; }
.xf-docs-copy { flex: none; }
.xf-docs-hashline { display: flex; align-items: flex-start; gap: 10px; min-width: 0; }
.xf-docs-hash { display: block; flex: 1; min-width: 0; font: 400 .74rem/1.55 var(--x-mono); color: var(--x-paper); overflow-wrap: anywhere; word-break: break-all; padding: 10px 12px; border: 1px solid var(--x-line); border-radius: var(--x-r-sm); background: var(--x-ink); }
.xf-docs-hashline .xf-copybtn { margin-top: 4px; }

/* ==========================================================================
   Guide layout: sidebar · article · outline
   ========================================================================== */
.xf-docs { position: relative; }
.xf-docs__grid {
	display: grid; gap: 40px; align-items: start;
	grid-template-columns: 232px minmax(0, 1fr) 200px;
	padding-block: clamp(28px, 4vw, 56px) clamp(64px, 9vw, 120px);
}
.xf-docs__main { min-width: 0; max-width: 720px; width: 100%; justify-self: center; }
.xf-docs__aside { min-width: 0; align-self: stretch; }
@media (max-width: 1199px) {
	.xf-docs__grid { grid-template-columns: 220px minmax(0, 1fr); gap: 40px; }
	.xf-docs__aside { display: none; }
}
@media (max-width: 959px) {
	.xf-docs__grid { grid-template-columns: minmax(0, 1fr); gap: 20px; padding-top: 16px; }
	.xf-docs__main { justify-self: stretch; max-width: none; }
}

/* reading progress, under the sticky header (transform only) */
.xf-docs__progress { position: fixed; z-index: 99; left: 0; right: 0; top: var(--x-header); height: 2px; pointer-events: none; }
.admin-bar .xf-docs__progress { top: calc(var(--x-header) + 32px); }
.xf-docs__progress span { display: block; height: 100%; background: var(--x-orange-grad); transform: scaleX(0); transform-origin: left; }
html:not(.xf-js) .xf-docs__progress { display: none; }
@media (max-width: 782px) { .admin-bar .xf-docs__progress { top: var(--x-header); } }

/* ---------- sidebar ---------- */
.xf-docs-nav { min-width: 0; }
@media (min-width: 960px) {
	.xf-docs-nav { position: sticky; top: calc(var(--x-header) + 24px); }
	.xf-docs-nav__inner { max-height: calc(100vh - var(--x-header) - 48px); overflow-y: auto; overscroll-behavior: contain; padding: 2px 8px 24px 2px; margin-left: -2px; scrollbar-width: thin; scrollbar-color: var(--x-line-2) transparent; }
}
.xf-docs-nav .xf-docs-search { margin-bottom: 18px; }
.xf-docs-nav__toggle { display: none; }
.xf-docs-nav__home {
	display: flex; align-items: center; gap: 10px; padding: 8px 10px; margin: 0 0 6px; border-radius: var(--x-r-sm);
	color: var(--x-paper); text-decoration: none; font: 500 .9rem/1.3 var(--x-text);
}
.xf-docs-nav__home:hover { background: var(--x-ink-2); }
.xf-docs-nav__home .xf-icon { color: var(--x-orange); }
.xf-docs-nav__group { margin: 18px 0 6px !important; padding-left: 12px; font: 500 .66rem/1.2 var(--x-mono); letter-spacing: .14em; text-transform: uppercase; color: var(--x-mute); }
.xf-docs-nav__list { list-style: none; padding: 0 !important; margin: 0; display: flex; flex-direction: column; gap: 1px; border-left: 1px solid var(--x-line); margin-left: 10px !important; }
.xf-docs-nav__link {
	position: relative; display: block; padding: 7px 10px 7px 14px; margin-left: -1px;
	color: var(--x-mute); text-decoration: none; font: 400 .9rem/1.35 var(--x-text); border-radius: 0 var(--x-r-sm) var(--x-r-sm) 0;
	transition: color .2s, background-color .2s;
}
.xf-docs-nav__link::before { content: ""; position: absolute; left: 0; top: 6px; bottom: 6px; width: 2px; border-radius: 2px; background: var(--x-orange); transform: scaleY(0); transition: transform .25s var(--x-ease); }
.xf-docs-nav__link:hover { color: var(--x-paper); background: rgba(var(--x-paper-rgb), .03); }
.xf-docs-nav__link.is-current { color: var(--x-paper); font-weight: 500; }
.xf-docs-nav__link.is-current::before { transform: scaleY(1); }

@media (max-width: 959px) {
	.xf-docs-nav { border: 1px solid var(--x-line); border-radius: var(--x-r-lg); background: var(--x-ink-2); padding: 12px; }
	.xf-docs-nav .xf-docs-search { margin-bottom: 10px; }
	.xf-js .xf-docs-nav__toggle {
		display: flex; align-items: center; gap: 8px; width: 100%; min-height: 44px; padding: 0 12px;
		border: 1px solid var(--x-line-2); border-radius: var(--x-r-sm); background: var(--x-ink); color: var(--x-paper); cursor: pointer; text-align: left;
		font: 500 .92rem/1.2 var(--x-text);
	}
	.xf-docs-nav__toggle-label { font: 500 .66rem/1 var(--x-mono); letter-spacing: .14em; text-transform: uppercase; color: var(--x-mute); }
	.xf-docs-nav__toggle b { font-weight: 500; flex: 1; min-width: 0; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
	.xf-docs-nav__toggle .xf-icon { color: var(--x-mute); transition: transform .25s var(--x-ease); }
	.xf-docs-nav__toggle[aria-expanded="true"] .xf-icon { transform: rotate(180deg); }
	.xf-js .xf-docs-nav__panel { display: none; padding-top: 10px; }
	.xf-js .xf-docs-nav.is-open .xf-docs-nav__panel { display: block; animation: xf-docs-in .22s var(--x-ease); }
}

/* ---------- article ---------- */
.xf-docs__head { display: flex; flex-direction: column; gap: 14px; padding-bottom: 28px; margin-bottom: 8px; border-bottom: 1px solid var(--x-line); }
.xf-docs__crumbs { display: flex; flex-wrap: wrap; align-items: center; gap: 6px; font: 500 .7rem/1.2 var(--x-mono); letter-spacing: .12em; text-transform: uppercase; color: var(--x-mute); }
.xf-docs__crumbs a { color: var(--x-mute); text-decoration: none; }
.xf-docs__crumbs a:hover { color: var(--x-paper); }
.xf-docs__crumbs span[aria-hidden] { color: var(--x-line-2); }
.xf-docs__title { font: 600 clamp(2.1rem, 4.4vw, 3.15rem)/1.04 var(--x-display); letter-spacing: -.04em; margin: 0; text-wrap: balance; }
.xf-docs__title em { font-style: normal; color: var(--x-orange); }
@supports (-webkit-background-clip: text) { .xf-docs__title em { background: var(--x-orange-grad); -webkit-background-clip: text; background-clip: text; color: transparent; } }
.xf-docs__lede { font-size: clamp(1.05rem, 1.5vw, 1.16rem); line-height: 1.6; color: var(--x-mute); margin: 0; max-width: 62ch; }
.xf-docs__meta { display: flex; flex-wrap: wrap; gap: 6px 16px; font: 400 .74rem/1.4 var(--x-mono); color: var(--x-mute); }
.xf-docs__meta b { color: var(--x-paper); font-weight: 500; }

.xf-docs-prose { font-size: 1.0125rem; line-height: 1.72; color: rgba(var(--x-paper-rgb), .84); }
.xf-docs-prose > * + * { margin-top: 1.05em !important; }
.xf-docs-prose :where(p, li) { text-wrap: pretty; }
.xf-docs-prose :where(b, strong) { color: var(--x-paper); font-weight: 600; }
.xf-docs-prose :where(h2) {
	position: relative; font: 600 clamp(1.45rem, 2.4vw, 1.8rem)/1.15 var(--x-display); letter-spacing: -.03em; color: var(--x-paper);
	margin-top: 2.3em !important; padding-top: 1.1em; border-top: 1px solid var(--x-line);
}
.xf-docs-prose :where(h3) { position: relative; font: 600 1.14rem/1.3 var(--x-text); letter-spacing: -.01em; color: var(--x-paper); margin-top: 1.8em !important; }
.xf-docs-prose > :where(h2):first-child { margin-top: 1.2em !important; }
.xf-docs-prose :where(h2 + *, h3 + *) { margin-top: .7em !important; }
.xf-docs-prose :where(ul, ol) { padding-left: 1.3em; display: flex; flex-direction: column; gap: .45em; }
.xf-docs-prose :where(ul) > li::marker { color: var(--x-orange); }
.xf-docs-prose :where(ol) > li::marker { color: var(--x-mute); font-family: var(--x-mono); font-size: .86em; }
.xf-docs-prose :where(a) { color: var(--x-paper); }
.xf-docs-prose :where(:not(pre) > code) { font-size: .84em; color: var(--x-paper); }
.xf-docs-prose .xf-codeblock, .xf-docs-prose .xf-docs-table, .xf-docs-prose .xf-docs-callout, .xf-docs-prose .xf-commands, .xf-docs-prose .xf-docs-grid { margin-top: 1.3em !important; }
.xf-docs-prose .xf-codeblock pre { font-size: .82rem; }
.xf-docs-prose .xf-commands { gap: 6px; }

/* heading anchors (#): visible on hover/focus, always reachable by keyboard */
.xf-docs-anchor {
	display: inline-block; margin-left: .35em; padding: 0 .2em; color: var(--x-mute); text-decoration: none !important;
	font: 500 .8em/1 var(--x-mono); opacity: 0; transform: translateX(-4px); transition: opacity .2s, transform .2s var(--x-ease), color .2s;
}
:is(h2, h3):hover > .xf-docs-anchor, .xf-docs-anchor:focus-visible { opacity: 1; transform: none; }
.xf-docs-anchor:hover { color: var(--x-orange); }
@media (hover: none) { .xf-docs-anchor { opacity: .45; transform: none; } }
:is(h2, h3).is-flash { animation: xf-docs-flash 1.4s var(--x-ease); }
@keyframes xf-docs-flash { 0% { opacity: .35; } 100% { opacity: 1; } }

/* tables */
.xf-docs-table { position: relative; overflow-x: auto; border: 1px solid var(--x-line); border-radius: var(--x-r-md); -webkit-overflow-scrolling: touch; }
.xf-docs-table table { width: 100%; border-collapse: collapse; font-size: .9rem; line-height: 1.5; }
.xf-docs-table th, .xf-docs-table td { text-align: left; vertical-align: top; padding: 11px 14px; border-bottom: 1px solid var(--x-line); }
.xf-docs-table thead th { font: 500 .66rem/1.3 var(--x-mono); letter-spacing: .12em; text-transform: uppercase; color: var(--x-mute); background: var(--x-ink-2); white-space: nowrap; }
.xf-docs-table tbody tr:last-child > * { border-bottom: 0; }
.xf-docs-table td { color: var(--x-mute); }
.xf-docs-table td:first-child, .xf-docs-table th[scope="row"] { color: var(--x-paper); }
.xf-docs-table code { white-space: nowrap; }
.xf-docs-table--wide table { min-width: 620px; }

/* callouts */
.xf-docs-callout { display: grid; grid-template-columns: 22px minmax(0, 1fr); gap: 12px; padding: 14px 16px; border: 1px solid var(--x-line-2); border-radius: var(--x-r-md); background: var(--x-ink-2); font-size: .94rem; line-height: 1.6; }
.xf-docs-callout > .xf-icon { width: 18px; height: 18px; margin-top: 3px; color: var(--x-paper); }
.xf-docs-callout > div > * + * { margin-top: .5em; }
.xf-docs-callout--warn { border-color: rgba(var(--x-orange-rgb), .45); background: rgba(var(--x-orange-rgb), .05); }
.xf-docs-callout--warn > .xf-icon { color: var(--x-orange); }

/* small grids inside guides */
.xf-docs-grid { display: grid; gap: 12px; grid-template-columns: repeat(auto-fit, minmax(min(100%, 230px), 1fr)); }
.xf-docs-grid .xf-panel { padding: 18px; gap: 8px; }
.xf-docs-grid .xf-panel h3, .xf-docs-grid .xf-panel h4 { margin: 0 !important; font: 600 1rem/1.3 var(--x-text); letter-spacing: -.01em; border: 0; padding: 0; }
.xf-docs-grid .xf-panel p { font-size: .9rem; line-height: 1.55; }
.xf-docs-prose .xf-setup { margin-top: 1.3em !important; }
.xf-docs-prose .xf-setup h3 { margin-top: 0 !important; }
.xf-docs-prose .xf-setup > li > div > * + * { margin-top: .6em; }
.xf-docs-prose .xf-setup p { margin: 0; }

/* scope / route list */
.xf-docs-defs { list-style: none; padding: 0 !important; display: flex; flex-direction: column; gap: 0 !important; border-top: 1px solid var(--x-line); }
.xf-docs-defs > li { display: grid; grid-template-columns: minmax(150px, 210px) minmax(0, 1fr); gap: 6px 18px; padding: 12px 0; border-bottom: 1px solid var(--x-line); }
.xf-docs-defs > li > :first-child { min-width: 0; }
@media (max-width: 560px) { .xf-docs-defs > li { grid-template-columns: minmax(0, 1fr); } }

/* request path (Architecture) */
.xf-docs-prose .xf-docs-flow { list-style: none; padding: 0; margin-top: 1.3em !important; display: grid; grid-template-columns: repeat(5, minmax(0, 1fr)); gap: 10px; counter-reset: xf-flow; }
.xf-docs-flow > li { position: relative; counter-increment: xf-flow; display: flex; flex-direction: column; gap: 6px; padding: 14px; border: 1px solid var(--x-line); border-radius: var(--x-r-md); background: var(--x-ink-2); font-size: .84rem; line-height: 1.45; min-width: 0; }
.xf-docs-flow > li::before { content: "0" counter(xf-flow); font: 500 .7rem/1 var(--x-mono); color: var(--x-orange); }
.xf-docs-flow > li::after { content: ""; position: absolute; top: 50%; right: -9px; width: 8px; height: 1px; background: rgba(var(--x-orange-rgb), .7); }
.xf-docs-flow > li:last-child::after { display: none; }
.xf-docs-flow b { font: 600 .95rem/1.2 var(--x-text); color: var(--x-paper); }
.xf-docs-flow span { color: var(--x-mute); }
@media (max-width: 1100px) { .xf-docs-prose .xf-docs-flow { grid-template-columns: minmax(0, 1fr); } .xf-docs-flow > li::after { top: auto; bottom: -9px; right: auto; left: 22px; width: 1px; height: 8px; } }

/* previous / next */
.xf-docs-pager { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 12px; margin-top: clamp(48px, 7vw, 80px); padding-top: 28px; border-top: 1px solid var(--x-line); }
.xf-docs-pager__link {
	display: flex; flex-direction: column; gap: 6px; padding: 16px 18px; min-width: 0;
	border: 1px solid var(--x-line); border-radius: var(--x-r-md); text-decoration: none; color: var(--x-paper);
	transition: border-color .2s, background-color .2s;
}
.xf-docs-pager__link:hover { border-color: var(--x-line-2); background: var(--x-ink-2); }
.xf-docs-pager__link span { font: 500 .66rem/1 var(--x-mono); letter-spacing: .14em; text-transform: uppercase; color: var(--x-mute); }
.xf-docs-pager__link b { font: 600 1.05rem/1.3 var(--x-text); }
.xf-docs-pager__link--prev span::before { content: "← "; }
.xf-docs-pager__link--next { grid-column: 2; text-align: right; }
.xf-docs-pager__link--next span::after { content: " →"; color: var(--x-orange); }
@media (max-width: 520px) { .xf-docs-pager { grid-template-columns: minmax(0, 1fr); } .xf-docs-pager__link--next { grid-column: auto; } }

/* ---------- outline ("on this page") ---------- */
.xf-docs-toc__list { list-style: none; padding: 0; margin: 0; display: flex; flex-direction: column; }
.xf-docs-toc__link { display: block; padding: 5px 0 5px 14px; color: var(--x-mute); text-decoration: none; font: 400 .84rem/1.4 var(--x-text); transition: color .2s; }
.xf-docs-toc__item--h3 .xf-docs-toc__link { padding-left: 26px; font-size: .8rem; }
.xf-docs-toc__link:hover { color: var(--x-paper); }
.xf-docs-toc__link.is-active { color: var(--x-paper); }
.xf-docs-toc--side { position: sticky; top: calc(var(--x-header) + 28px); max-height: calc(100vh - var(--x-header) - 56px); overflow-y: auto; scrollbar-width: none; }
.xf-docs-toc--side::-webkit-scrollbar { display: none; }
.xf-docs-toc__title { margin: 0 0 10px !important; font: 500 .66rem/1.2 var(--x-mono); letter-spacing: .14em; text-transform: uppercase; color: var(--x-mute); }
.xf-docs-toc__track { position: relative; border-left: 1px solid var(--x-line); }
.xf-docs-toc__bar { position: absolute; left: -1px; top: 0; width: 2px; height: 1px; background: var(--x-orange); transform-origin: 0 0; transform: translateY(0) scaleY(0); opacity: 0; transition: transform .32s var(--x-ease), opacity .2s; will-change: transform; }
.xf-docs-toc__bar.is-on { opacity: 1; }
.xf-docs-toc__top { display: inline-block; margin-top: 16px; font: 500 .72rem/1 var(--x-mono); color: var(--x-mute); text-decoration: none; opacity: 0; transition: opacity .25s; }
.xf-docs-toc__top.is-on, .xf-docs-toc__top:focus-visible { opacity: 1; }
html:not(.xf-js) .xf-docs-toc__top { opacity: 1; }
.xf-docs-toc__top:hover { color: var(--x-paper); }

.xf-docs-toc--inline { display: none; margin: 18px 0 4px; border: 1px solid var(--x-line); border-radius: var(--x-r-md); background: var(--x-ink-2); }
.xf-docs-toc--inline > summary { list-style: none; cursor: pointer; display: flex; justify-content: space-between; align-items: center; min-height: 46px; padding: 0 14px; font: 500 .7rem/1 var(--x-mono); letter-spacing: .14em; text-transform: uppercase; color: var(--x-mute); }
.xf-docs-toc--inline > summary::-webkit-details-marker { display: none; }
.xf-docs-toc--inline > summary::after { content: ""; width: 8px; height: 8px; border-right: 1.5px solid var(--x-mute); border-bottom: 1.5px solid var(--x-mute); transform: rotate(45deg) translateY(-2px); transition: transform .25s var(--x-ease); }
.xf-docs-toc--inline[open] > summary::after { transform: rotate(-135deg); }
.xf-docs-toc--inline .xf-docs-toc__list { padding: 0 6px 10px; }
@media (max-width: 1199px) { .xf-docs-toc--inline { display: block; } }

/* ==========================================================================
   Search (sidebar + hub) — the instant part
   ========================================================================== */
.xf-docs-search { position: relative; display: none; }
.xf-js .xf-docs-search { display: block; }
.xf-docs-search__field {
	position: relative; display: flex; align-items: center; gap: 8px; height: 40px; padding: 0 8px 0 12px;
	border: 1px solid var(--x-line-2); border-radius: 10px; background: var(--x-ink-2); color: var(--x-mute);
	transition: border-color .2s, box-shadow .2s;
}
.xf-docs-search__field:focus-within { border-color: rgba(var(--x-orange-rgb), .8); box-shadow: 0 0 0 3px rgba(var(--x-orange-rgb), .18); }
.xf-docs-search__field .xf-icon { color: var(--x-orange); flex: none; }
.xf-docs-search__input {
	flex: 1; min-width: 0; height: 100%; border: 0; outline: 0; background: transparent; color: var(--x-paper);
	font: 400 .9rem/1 var(--x-text); padding: 0;
}
.xf-docs-search__input::placeholder { color: rgba(var(--x-paper-rgb), .45); }
.xf-docs-search__input::-webkit-search-cancel-button { -webkit-appearance: none; }
.xf-docs-search__kbd { flex: none; display: grid; place-items: center; min-width: 22px; height: 22px; padding: 0 6px; border: 1px solid var(--x-line-2); border-radius: 6px; font: 500 .72rem/1 var(--x-mono); color: var(--x-mute); background: var(--x-ink); transition: opacity .15s; }
.xf-docs-search__input:focus ~ .xf-docs-search__kbd { opacity: 0; }
.xf-docs-search--l .xf-docs-search__field { height: 60px; padding: 0 14px 0 20px; border-radius: 16px; gap: 12px; background: rgba(21, 21, 22, .92); }
.xf-docs-search--l .xf-docs-search__field .xf-icon { width: 20px; height: 20px; }
.xf-docs-search--l .xf-docs-search__input { font-size: 1.08rem; }
.xf-docs-search--l .xf-docs-search__kbd { min-width: 28px; height: 28px; font-size: .8rem; }

.xf-docs-search__panel {
	position: absolute; z-index: 60; left: 0; top: calc(100% + 8px); width: max(100%, 380px); max-width: calc(100vw - 2 * var(--x-gutter));
	border: 1px solid var(--x-line-2); border-radius: 14px; background: var(--x-ink-2);
	box-shadow: 0 30px 70px -20px rgba(0, 0, 0, .8), 0 0 0 1px rgba(0, 0, 0, .3);
	transform-origin: 20% 0; animation: xf-docs-pop .18s var(--x-ease);
	overflow: hidden;
}
.xf-docs-search--l .xf-docs-search__panel { width: 100%; }
.xf-docs-search__panel[hidden] { display: none; }
@media (max-width: 959px) { .xf-docs-nav .xf-docs-search__panel { width: 100%; } }
.xf-docs-search__results { list-style: none; margin: 0; padding: 6px; max-height: min(60vh, 460px); overflow-y: auto; overscroll-behavior: contain; }
.xf-docs-search__results:empty { display: none; }
.xf-docs-search__results li { margin: 0; }
.xf-docs-search__results a {
	position: relative; display: flex; flex-direction: column; gap: 3px; padding: 10px 12px 10px 14px; border-radius: 9px;
	color: var(--x-paper); text-decoration: none; scroll-margin: 6px;
}
.xf-docs-search__results a::before { content: ""; position: absolute; left: 0; top: 10px; bottom: 10px; width: 2px; border-radius: 2px; background: var(--x-orange); opacity: 0; transform: scaleY(.4); transition: opacity .12s, transform .18s var(--x-ease); }
.xf-docs-search__results [aria-selected="true"] a { background: var(--x-ink-3); }
.xf-docs-search__results [aria-selected="true"] a::before { opacity: 1; transform: none; }
.xf-docs-search__g { font: 500 .62rem/1.2 var(--x-mono); letter-spacing: .12em; text-transform: uppercase; color: var(--x-mute); }
.xf-docs-search__h { font: 500 .94rem/1.35 var(--x-text); }
.xf-docs-search__t { font-size: .82rem; line-height: 1.45; color: var(--x-mute); display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.xf-docs-search__results mark { background: rgba(var(--x-orange-rgb), .22); color: var(--x-paper); border-radius: 3px; padding: 0 1px; }
.xf-docs-search__status { margin: 0 !important; padding: 9px 14px; border-top: 1px solid var(--x-line); font: 400 .72rem/1.4 var(--x-mono); color: var(--x-mute); display: flex; justify-content: space-between; gap: 10px; }
.xf-docs-search__results:empty + .xf-docs-search__status { border-top: 0; }
.xf-docs-search__keys { display: inline-flex; gap: 10px; }
.xf-docs-search__keys kbd { font: inherit; color: var(--x-paper); }
@media (max-width: 600px) { .xf-docs-search__keys { display: none; } }

@keyframes xf-docs-pop { from { opacity: 0; transform: translateY(-4px) scale(.985); } to { opacity: 1; transform: none; } }
@keyframes xf-docs-in { from { opacity: 0; transform: translateY(-4px); } to { opacity: 1; transform: none; } }

/* ==========================================================================
   Hub (/documentation/)
   ========================================================================== */
.xf-docs-hero { position: relative; isolation: isolate; padding-block: clamp(56px, 9vw, 120px) clamp(40px, 6vw, 72px); }
.xf-docs-hero::before {
	content: ""; position: absolute; inset: 0; z-index: -1; pointer-events: none;
	background-image: linear-gradient(rgba(var(--x-paper-rgb), .04) 1px, transparent 1px), linear-gradient(90deg, rgba(var(--x-paper-rgb), .04) 1px, transparent 1px);
	background-size: 56px 56px;
	-webkit-mask-image: radial-gradient(55% 80% at 50% 30%, #000 0%, transparent 72%); mask-image: radial-gradient(55% 80% at 50% 30%, #000 0%, transparent 72%);
}
.xf-docs-hero__inner { max-width: 820px; margin-inline: auto; display: flex; flex-direction: column; align-items: center; text-align: center; gap: 20px; }
.xf-docs-hero__inner .xf-intro { margin-inline: auto; }
.xf-docs-hero .xf-docs-search { width: 100%; max-width: 680px; margin-top: 10px; text-align: left; }
.xf-docs-try { display: flex; flex-wrap: wrap; justify-content: center; align-items: center; gap: 8px; font: 400 .76rem/1.2 var(--x-mono); color: var(--x-mute); }
html:not(.xf-js) .xf-docs-try { display: none; }
.xf-docs-try button {
	min-height: 32px; padding: 0 11px; border: 1px solid var(--x-line-2); border-radius: 999px; background: transparent;
	color: var(--x-paper); font: 500 .74rem/1 var(--x-mono); cursor: pointer; transition: border-color .2s, background-color .2s;
}
.xf-docs-try button:hover { border-color: rgba(var(--x-orange-rgb), .6); background: rgba(var(--x-orange-rgb), .06); }
.xf-docs-nojs { font-size: .9rem; color: var(--x-mute); }
.xf-js .xf-docs-nojs { display: none; }

/* start-here path */
.xf-docs-path { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 14px; counter-reset: xf-path; }
.xf-docs-path > li { counter-increment: xf-path; position: relative; min-width: 0; }
.xf-docs-path > li::after { /* connector */
	content: ""; position: absolute; top: 31px; left: calc(100% - 6px); width: 26px; height: 1px; background: linear-gradient(90deg, var(--x-line-2), rgba(var(--x-orange-rgb), .6));
}
.xf-docs-path > li:last-child::after { display: none; }
.xf-docs-path a {
	position: relative; display: flex; flex-direction: column; gap: 10px; height: 100%; padding: 20px; border: 1px solid var(--x-line); border-radius: var(--x-r-lg);
	background: var(--x-ink-2); color: var(--x-paper); text-decoration: none; transition: border-color .25s, transform .25s var(--x-ease);
}
.xf-docs-path a:hover { border-color: var(--x-line-2); transform: translateY(-2px); }
.xf-docs-path a::before { content: "0" counter(xf-path); font: 500 .74rem/1 var(--x-mono); color: var(--x-orange); }
.xf-docs-path b { font: 600 1.08rem/1.25 var(--x-text); letter-spacing: -.01em; }
.xf-docs-path span { color: var(--x-mute); font-size: .9rem; line-height: 1.5; }
.xf-docs-path em { margin-top: auto; padding-top: 6px; font-style: normal; font: 400 .74rem/1.3 var(--x-mono); color: var(--x-mute); }
@media (max-width: 900px) { .xf-docs-path { grid-template-columns: repeat(2, minmax(0, 1fr)); } .xf-docs-path > li:nth-child(2)::after { display: none; } }
@media (max-width: 520px) { .xf-docs-path { grid-template-columns: minmax(0, 1fr); } .xf-docs-path > li::after { display: none; } }

/* guide cards (generated from the ordered list) */
.xf-docs-hubcards { display: flex; flex-direction: column; gap: 10px; }
.xf-docs-cards__group { margin: 28px 0 6px !important; font: 500 .7rem/1.2 var(--x-mono); letter-spacing: .14em; text-transform: uppercase; color: var(--x-mute); }
.xf-docs-cards__group:first-child { margin-top: 0 !important; }
.xf-docs-cards { display: grid; gap: 14px; grid-template-columns: repeat(auto-fill, minmax(min(100%, 270px), 1fr)); }
.xf-docs-card { gap: 10px; min-height: 196px; }
.xf-docs-card__top { display: flex; justify-content: space-between; align-items: flex-start; }
.xf-docs-card__num { font: 500 .72rem/1 var(--x-mono); color: var(--x-mute); }
.xf-docs-card__title { font: 600 1.15rem/1.25 var(--x-text); letter-spacing: -.01em; margin-top: 6px; }
.xf-docs-card__text { color: var(--x-mute); font-size: .92rem; line-height: 1.55; }
.xf-docs-card__go { margin-top: auto; padding-top: 8px; display: inline-flex; align-items: center; gap: 6px; font-weight: 500; font-size: .9rem; }
.xf-docs-card__go .xf-icon { width: 16px; height: 16px; color: var(--x-orange); transition: transform .2s var(--x-ease); }
.xf-docs-card:hover .xf-docs-card__go .xf-icon { transform: translateX(3px); }

/* release strip on the hub */
.xf-docs-releases { display: grid; gap: 14px; grid-template-columns: repeat(auto-fit, minmax(min(100%, 300px), 1fr)); }
.xf-docs-release { display: flex; flex-direction: column; gap: 8px; }
.xf-docs-release__v { font: 600 clamp(1.8rem, 3.4vw, 2.4rem)/1 var(--x-display); letter-spacing: -.04em; color: var(--x-paper); }
.xf-docs-release__v small { font-size: .5em; color: var(--x-mute); margin-right: 2px; }

/* ==========================================================================
   Changelog
   ========================================================================== */
.xf-cl-now { display: grid; gap: 14px; grid-template-columns: repeat(auto-fit, minmax(min(100%, 340px), 1fr)); }
.xf-cl-now__card { gap: 14px; }
.xf-cl-now__top { display: flex; justify-content: space-between; align-items: center; gap: 12px; flex-wrap: wrap; }
.xf-cl-now__v { font: 600 clamp(2.4rem, 5vw, 3.4rem)/.95 var(--x-display); letter-spacing: -.05em; color: var(--x-paper); }
.xf-cl-now__v small { font-size: .42em; letter-spacing: -.01em; color: var(--x-mute); margin-right: 3px; }
.xf-cl-now__facts { display: flex; flex-wrap: wrap; gap: 4px 16px; font: 400 .76rem/1.4 var(--x-mono); color: var(--x-mute); margin: 0; }
.xf-cl-now__facts b { color: var(--x-paper); font-weight: 500; }
.xf-cl-now__label { font: 500 .66rem/1 var(--x-mono); letter-spacing: .12em; text-transform: uppercase; color: var(--x-mute); }

.xf-cl-filters { display: flex; flex-wrap: wrap; align-items: center; gap: 8px 14px; padding: 14px 0; border-block: 1px solid var(--x-line); margin-bottom: 8px; }
html:not(.xf-js) .xf-cl-filters { display: none; }
.xf-cl-filters__set { display: flex; flex-wrap: wrap; gap: 6px; align-items: center; }
.xf-cl-filters__label { font: 500 .64rem/1 var(--x-mono); letter-spacing: .14em; text-transform: uppercase; color: var(--x-mute); margin-right: 4px; }
.xf-cl-chip {
	min-height: 34px; padding: 0 12px; border: 1px solid var(--x-line-2); border-radius: 999px; background: transparent; color: var(--x-mute);
	font: 500 .76rem/1 var(--x-mono); cursor: pointer; transition: color .2s, border-color .2s, background-color .2s;
}
.xf-cl-chip:hover { color: var(--x-paper); }
.xf-cl-chip[aria-pressed="true"] { color: var(--x-ink); background: var(--x-paper); border-color: var(--x-paper); }
.xf-cl-filters__count { margin-left: auto; font: 400 .74rem/1 var(--x-mono); color: var(--x-mute); }
@media (max-width: 600px) { .xf-cl-filters__count { margin-left: 0; width: 100%; } }

.xf-cl-list { position: relative; display: flex; flex-direction: column; }
.xf-cl-entry { display: grid; grid-template-columns: 200px minmax(0, 1fr); gap: 16px 40px; padding: 32px 0; border-bottom: 1px solid var(--x-line); }
.xf-cl-entry[hidden] { display: none; }
.xf-cl-entry.is-in { animation: xf-docs-in .3s var(--x-ease); }
.xf-cl-entry__side { display: flex; flex-direction: column; gap: 10px; align-items: flex-start; }
@media (min-width: 901px) { .xf-cl-entry__side { position: sticky; top: calc(var(--x-header) + 24px); align-self: start; } }
.xf-cl-entry__v { font: 600 1.7rem/1 var(--x-display); letter-spacing: -.04em; color: var(--x-paper); margin: 0; }
.xf-cl-entry__v small { font-size: .55em; color: var(--x-mute); margin-right: 2px; }
.xf-cl-entry__date { font: 400 .76rem/1.2 var(--x-mono); color: var(--x-mute); }
.xf-cl-entry__body { min-width: 0; display: flex; flex-direction: column; gap: 12px; }
.xf-cl-entry__title { font: 600 clamp(1.2rem, 2vw, 1.45rem)/1.25 var(--x-display); letter-spacing: -.025em; margin: 0; }
.xf-cl-entry__body > p { color: var(--x-mute); line-height: 1.6; max-width: 68ch; }
.xf-cl-changes { list-style: none; padding: 0; margin: 4px 0 0; display: flex; flex-direction: column; border-top: 1px solid var(--x-line); }
.xf-cl-changes > li { display: grid; grid-template-columns: 92px minmax(0, 1fr); gap: 14px; padding: 11px 0; border-bottom: 1px solid var(--x-line); font-size: .94rem; line-height: 1.6; color: rgba(var(--x-paper-rgb), .84); }
.xf-cl-changes > li[hidden] { display: none; }
.xf-cl-changes > li > .xf-pill { align-self: start; margin-top: 2px; justify-content: center; }
.xf-cl-changes code { font-size: .84em; }
.xf-cl-pending { color: var(--x-mute); font-style: italic; }
.xf-cl-empty { padding: 40px 0; color: var(--x-mute); text-align: center; }
.xf-cl-empty[hidden] { display: none; }
@media (max-width: 900px) {
	.xf-cl-entry { grid-template-columns: minmax(0, 1fr); gap: 14px; padding: 26px 0; }
	.xf-cl-entry__side { flex-direction: row; flex-wrap: wrap; align-items: center; gap: 8px 12px; }
}
@media (max-width: 480px) { .xf-cl-changes > li { grid-template-columns: minmax(0, 1fr); gap: 6px; } }

/* ==========================================================================
   Download
   ========================================================================== */
.xf-dl-cards { display: grid; gap: 16px; grid-template-columns: repeat(auto-fit, minmax(min(100%, 380px), 1fr)); }
.xf-dl-card { gap: 18px; padding: clamp(22px, 3vw, 34px); }
.xf-dl-card__head { display: flex; align-items: center; gap: 14px; }
.xf-dl-card__head .xf-panel__icon { width: 48px; height: 48px; border-radius: 12px; }
.xf-dl-card__name { font: 600 1.35rem/1.15 var(--x-display); letter-spacing: -.025em; margin: 0; }
.xf-dl-card__sub { font-size: .9rem; color: var(--x-mute); margin: 2px 0 0 !important; }
.xf-dl-card__v { font: 600 clamp(2.6rem, 5vw, 3.6rem)/.92 var(--x-display); letter-spacing: -.05em; color: var(--x-paper); }
.xf-dl-card__v small { font-size: .4em; letter-spacing: -.01em; color: var(--x-mute); margin-right: 4px; }
.xf-dl-facts { display: grid; grid-template-columns: repeat(auto-fit, minmax(min(100%, 120px), 1fr)); gap: 0; border-top: 1px solid var(--x-line); border-left: 1px solid var(--x-line); margin: 0; }
.xf-dl-facts > div { padding: 10px 12px; border-right: 1px solid var(--x-line); border-bottom: 1px solid var(--x-line); min-width: 0; }
.xf-dl-facts dt { font: 500 .62rem/1.2 var(--x-mono); letter-spacing: .12em; text-transform: uppercase; color: var(--x-mute); }
.xf-dl-facts dd { margin: 4px 0 0; font: 500 .9rem/1.3 var(--x-text); color: var(--x-paper); overflow-wrap: anywhere; }
.xf-dl-card .xf-actions { margin-top: 2px; }
.xf-dl-files { list-style: none; padding: 0; margin: 0; display: flex; flex-direction: column; gap: 10px; }
.xf-dl-files > li { display: flex; flex-direction: column; gap: 8px; padding: 12px; border: 1px solid var(--x-line); border-radius: var(--x-r-md); background: var(--x-ink); min-width: 0; }
.xf-dl-files__top { display: flex; flex-wrap: wrap; justify-content: space-between; align-items: center; gap: 8px; }
.xf-dl-files__top b { font: 500 .8rem/1.3 var(--x-mono); overflow-wrap: anywhere; }
.xf-dl-files__top small { font: 400 .74rem/1.3 var(--x-mono); color: var(--x-mute); }
.xf-dl-card .xf-codeblock__bar, .xf-dl-hashlabel { font: 500 .62rem/1.2 var(--x-mono); letter-spacing: .12em; text-transform: uppercase; color: var(--x-mute); }

/* verify widget (signature moment of the Download page) */
.xf-verify { display: flex; flex-direction: column; gap: 0; border: 1px solid var(--x-line-2); border-radius: var(--x-r-xl); background: var(--x-ink-2); overflow: hidden; }
.xf-verify__step { display: grid; grid-template-columns: 44px minmax(0, 1fr); gap: 14px; padding: clamp(18px, 3vw, 28px); border-bottom: 1px solid var(--x-line); }
.xf-verify__n { font: 500 .8rem/1 var(--x-mono); color: var(--x-orange); padding-top: 4px; }
.xf-verify__body { display: flex; flex-direction: column; gap: 12px; min-width: 0; }
.xf-verify__label { font: 600 1.02rem/1.3 var(--x-text); color: var(--x-paper); margin: 0; }
.xf-verify__opts { display: grid; gap: 8px; grid-template-columns: repeat(auto-fit, minmax(min(100%, 200px), 1fr)); border: 0; padding: 0; margin: 0; min-width: 0; }
.xf-verify__opt { position: relative; display: flex; flex-direction: column; gap: 4px; padding: 12px 14px 12px 40px; border: 1px solid var(--x-line); border-radius: var(--x-r-md); cursor: pointer; min-width: 0; transition: border-color .2s, background-color .2s; }
.xf-verify__opt input { position: absolute; left: 14px; top: 15px; margin: 0; accent-color: var(--x-orange); width: 16px; height: 16px; }
.xf-verify__opt span { font: 500 .92rem/1.25 var(--x-text); color: var(--x-paper); }
.xf-verify__opt small { font: 400 .72rem/1.3 var(--x-mono); color: var(--x-mute); overflow-wrap: anywhere; }
.xf-verify__opt:has(input:checked) { border-color: rgba(var(--x-orange-rgb), .6); background: rgba(var(--x-orange-rgb), .05); }
.xf-verify__opt:has(input:focus-visible) { outline: 2px solid var(--x-orange); outline-offset: 2px; }
.xf-verify .xf-codeblock { background: var(--x-ink); }
.xf-verify .xf-codeblock pre { white-space: pre; }
.xf-verify__step--compare { border-bottom: 0; }
html:not(.xf-js) .xf-verify__step--compare { display: none; }
.xf-verify__input { font-family: var(--x-mono); font-size: .86rem; }
.xf-verify__grid { position: relative; display: flex; flex-direction: column; gap: 8px; padding: 12px; border: 1px solid var(--x-line); border-radius: var(--x-r-md); background: var(--x-ink); overflow: hidden; }
.xf-verify__grid::after { /* one-pass scan when comparing (transform only) */
	content: ""; position: absolute; top: 0; bottom: 0; left: 0; width: 30%; pointer-events: none;
	background: linear-gradient(90deg, transparent, rgba(var(--x-paper-rgb), .09), transparent); transform: translateX(-110%); opacity: 0;
}
.xf-verify.is-scan .xf-verify__grid::after { animation: xf-verify-scan .7s var(--x-ease); }
@keyframes xf-verify-scan { 0% { transform: translateX(-110%); opacity: 1; } 100% { transform: translateX(380%); opacity: 1; } }
.xf-verify__row { display: grid; grid-template-columns: 78px minmax(0, 1fr); gap: 10px; align-items: start; }
.xf-verify__who { font: 500 .62rem/1.6 var(--x-mono); letter-spacing: .12em; text-transform: uppercase; color: var(--x-mute); }
.xf-verify__chars { display: block; min-height: 1.6em; font: 400 .74rem/1.6 var(--x-mono) !important; color: var(--x-mute); background: none !important; border: 0 !important; padding: 0 !important; overflow-wrap: anywhere; word-break: break-all; letter-spacing: .02em; }
.xf-verify__chars i { font-style: normal; transition: color .2s; }
.xf-verify__chars i.is-ok { color: var(--x-paper); }
.xf-verify__chars i.is-bad { color: var(--x-orange); text-decoration: underline; text-underline-offset: 3px; }
.xf-verify__result { margin: 0 !important; display: flex; align-items: flex-start; gap: 10px; min-height: 1.6em; font-size: .95rem; line-height: 1.5; color: var(--x-mute); }
.xf-verify__result .xf-icon { flex: none; margin-top: 2px; }
.xf-verify__result.is-ok { color: var(--x-paper); }
.xf-verify__result.is-ok .xf-icon { color: var(--x-paper); }
.xf-verify__result.is-bad { color: var(--x-orange); }
.xf-verify__result.is-in { animation: xf-docs-in .3s var(--x-ease); }
.xf-verify__all { border-top: 1px solid var(--x-line); }
.xf-verify__all > summary { cursor: pointer; padding: 14px clamp(18px, 3vw, 28px); font: 500 .74rem/1.2 var(--x-mono); letter-spacing: .08em; color: var(--x-mute); }
.xf-verify__all > summary:hover { color: var(--x-paper); }
html:not(.xf-js) .xf-verify__all { display: block; }
.xf-verify__list { list-style: none; margin: 0; padding: 0 clamp(18px, 3vw, 28px) 20px; display: flex; flex-direction: column; gap: 12px; }
.xf-verify__list li { display: flex; flex-direction: column; gap: 4px; min-width: 0; }
.xf-verify__list b { font: 500 .8rem/1.3 var(--x-mono); color: var(--x-paper); overflow-wrap: anywhere; }
.xf-verify__list span { font: 500 .62rem/1.2 var(--x-mono); letter-spacing: .12em; text-transform: uppercase; color: var(--x-mute); }
.xf-verify__hash { font-size: .72rem !important; overflow-wrap: anywhere; word-break: break-all; }

.xf-dl-protects { display: grid; gap: 12px; grid-template-columns: repeat(auto-fit, minmax(min(100%, 220px), 1fr)); }
.xf-dl-protects .xf-panel { gap: 8px; padding: 18px; }
.xf-dl-protects b { font: 600 1rem/1.3 var(--x-text); }

/* ==========================================================================
   Download, round 2: two stages (plugin, desktop), live manifests, file table
   Scenes ship their FINAL state; .is-playing (added by area-docs.js only while
   on screen and without reduced motion) runs a 10 s loop. Transform/opacity only.
   ========================================================================== */
.xf-dl-hero { padding-block: clamp(48px, 7vw, 96px) clamp(24px, 3vw, 40px); }
.xf-dl-hero .xf-docs-hero__inner { max-width: 900px; }
.xf-dl-stages { display: grid; gap: 18px; grid-template-columns: repeat(2, minmax(0, 1fr)); align-items: stretch; }
@media (max-width: 1000px) { .xf-dl-stages { grid-template-columns: minmax(0, 1fr); } }

.xf-dl-stage {
	position: relative; isolation: isolate; display: flex; flex-direction: column; min-width: 0;
	border: 1px solid var(--x-line); border-radius: var(--x-r-xl); background: var(--x-ink-2); overflow: hidden;
}
.xf-dl-stage__scene {
	position: relative; padding: 26px 24px 18px; border-bottom: 1px solid var(--x-line);
	background:
		radial-gradient(70% 90% at 50% 0%, rgba(var(--x-orange-rgb), .10), transparent 70%),
		linear-gradient(rgba(var(--x-paper-rgb), .035) 1px, transparent 1px) 0 0 / 28px 28px,
		linear-gradient(90deg, rgba(var(--x-paper-rgb), .035) 1px, transparent 1px) 0 0 / 28px 28px,
		var(--x-ink);
	min-height: 300px; display: flex; flex-direction: column; justify-content: center; gap: 16px;
}
.xf-dl-stage__info { display: flex; flex-direction: column; gap: 14px; padding: clamp(22px, 3vw, 32px); min-width: 0; flex: 1; }
.xf-dl-stage__name { font: 600 clamp(1.4rem, 2.4vw, 1.75rem)/1.1 var(--x-display); letter-spacing: -.03em; margin: 0; }
.xf-dl-stage__v { font: 600 clamp(3.4rem, 7vw, 5.4rem)/.86 var(--x-display); letter-spacing: -.06em; color: var(--x-paper); }
.xf-dl-stage__v small { font-size: .32em; letter-spacing: -.01em; color: var(--x-mute); margin-right: 6px; vertical-align: .9em; }
.xf-dl-stage__meta { display: flex; flex-wrap: wrap; gap: 4px 14px; font: 400 .78rem/1.5 var(--x-mono); color: var(--x-mute); margin: 0 !important; }
.xf-dl-stage__meta span + span::before { content: "·"; margin-right: 14px; color: var(--x-line-2); }
.xf-dl-stage__file { display: flex; justify-content: space-between; gap: 10px; font: 500 .66rem/1.3 var(--x-mono); letter-spacing: .1em; text-transform: uppercase; color: var(--x-mute); margin: 4px 0 -6px !important; }
.xf-dl-stage__file span:first-child { text-transform: none; letter-spacing: 0; overflow-wrap: anywhere; }
.xf-docs-hash--compact { white-space: nowrap; overflow: hidden; text-overflow: ellipsis; word-break: normal; }

/* step legend under each scene: final state = all done (mint) */
.xf-dl-steps { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 6px; }
.xf-dl-steps li { position: relative; min-width: 0; padding-top: 9px; font: 500 .62rem/1.2 var(--x-mono); letter-spacing: .1em; text-transform: uppercase; color: var(--x-mute); }
.xf-dl-steps li::before, .xf-dl-steps li::after { content: ""; position: absolute; left: 0; right: 0; top: 0; height: 2px; border-radius: 2px; }
.xf-dl-steps li::before { background: var(--x-line-2); }
.xf-dl-steps li::after { background: var(--x-mint); transform-origin: left; }
.xf-dl-steps span { display: block; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }

/* ---------- plugin scene ---------- */
.xf-dl-scene--plugin { flex-direction: row; flex-wrap: wrap; align-items: center; justify-content: center; gap: 18px 24px; }
.xf-dl-scene--plugin .xf-dl-steps { flex-basis: 100%; }
.xf-dl-pkg { position: relative; width: 92px; height: 92px; flex: none; }
.xf-dl-pkg__body { position: absolute; inset: 22px 0 0; border-radius: 10px; background: linear-gradient(160deg, #2a2a2d, #18181a); border: 1px solid var(--x-line-2); display: flex; align-items: flex-end; justify-content: center; padding-bottom: 10px; box-shadow: 0 18px 40px -18px rgba(0, 0, 0, .9); }
.xf-dl-pkg__body i { position: absolute; top: 0; bottom: 0; left: 50%; width: 10px; margin-left: -5px; background: repeating-linear-gradient(180deg, var(--x-orange) 0 4px, transparent 4px 8px); opacity: .75; }
.xf-dl-pkg__body b { position: relative; font: 600 .74rem/1 var(--x-mono); color: var(--x-paper); background: var(--x-ink); padding: 3px 6px; border-radius: 4px; border: 1px solid var(--x-line-2); }
.xf-dl-pkg__lid { position: absolute; left: -4px; right: -4px; top: 10px; height: 18px; border-radius: 6px; background: linear-gradient(160deg, #343438, #222225); border: 1px solid var(--x-line-2); transform-origin: 0 100%; transform: rotate(-16deg) translateY(-3px); }
.xf-dl-pkg__file { position: absolute; left: 50%; top: 18px; width: 30px; height: 36px; margin-left: -15px; border-radius: 4px; background: var(--x-orange-grad); opacity: 0; }

.xf-dl-wp { flex: 1 1 260px; max-width: 340px; min-width: 0; border: 1px solid var(--x-line-2); border-radius: var(--x-r-md); background: #141415; overflow: hidden; box-shadow: 0 24px 50px -26px rgba(0, 0, 0, .9); }
.xf-dl-wp__bar, .xf-dl-app__bar { display: flex; align-items: center; gap: 8px; padding: 8px 10px; border-bottom: 1px solid var(--x-line); font: 400 .66rem/1.2 var(--x-mono); color: var(--x-mute); }
.xf-dl-wp__bar b, .xf-dl-app__bar b { font-weight: 500; color: var(--x-paper); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.xf-dl-wp__bar .xf-window__lights i, .xf-dl-app__bar .xf-window__lights i { width: 7px; height: 7px; }
.xf-dl-wp__rows { display: flex; flex-direction: column; }
.xf-dl-wp__row { display: grid; grid-template-columns: 26px minmax(0, 1fr) auto; align-items: center; gap: 8px; padding: 8px 10px; border-bottom: 1px solid var(--x-line); min-height: 40px; }
.xf-dl-wp__row.is-dim { opacity: .45; }
.xf-dl-wp__ico { width: 24px; height: 24px; border-radius: 5px; background: var(--x-ink-3); display: grid; place-items: center; overflow: hidden; }
.xf-dl-wp__ico .xf-mark { width: 20px; height: auto; }
.xf-dl-wp__ghost { height: 7px; width: 70%; border-radius: 3px; background: rgba(var(--x-paper-rgb), .12); grid-column: 2 / 4; }
.xf-dl-wp__ghost--short { width: 46%; }
.xf-dl-wp__name { display: flex; flex-direction: column; gap: 2px; min-width: 0; }
.xf-dl-wp__name b { font: 500 .8rem/1.2 var(--x-text); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.xf-dl-wp__name small { font: 400 .64rem/1 var(--x-mono); color: var(--x-mute); }
.xf-dl-wp__act { position: relative; display: grid; font: 500 .66rem/1 var(--x-mono); }
.xf-dl-wp__act em { grid-area: 1 / 1; font-style: normal; padding: 4px 7px; border-radius: 5px; text-align: center; }
.xf-dl-wp__activate { color: var(--x-orange); border: 1px solid rgba(var(--x-orange-rgb), .5); opacity: 0; }
.xf-dl-wp__active { color: var(--x-mint); border: 1px solid rgba(var(--x-mint-rgb), .45); background: rgba(var(--x-mint-rgb), .06); }
.xf-dl-token { display: flex; flex-wrap: wrap; align-items: center; gap: 6px; margin: 10px; padding: 8px 10px; border: 1px dashed rgba(var(--x-orange-rgb), .55); border-radius: var(--x-r-sm); background: rgba(var(--x-orange-rgb), .05); }
.xf-dl-token__key { display: inline-flex; align-items: center; gap: 6px; font: 500 .66rem/1.2 var(--x-mono); color: var(--x-orange); }
.xf-dl-token__scopes { display: flex; flex-wrap: wrap; gap: 4px; }
.xf-dl-token code { font: 400 .6rem/1 var(--x-mono) !important; padding: 3px 5px !important; border-radius: 4px; background: var(--x-ink-3) !important; border: 1px solid var(--x-line) !important; color: var(--x-paper); }
.xf-dl-ready { display: flex; align-items: center; gap: 8px; margin: 0 10px 10px; font: 500 .74rem/1.2 var(--x-mono); color: var(--x-mint); }
.xf-dl-ready i { width: 7px; height: 7px; border-radius: 50%; background: var(--x-mint); box-shadow: 0 0 0 4px rgba(var(--x-mint-rgb), .15); }

/* ---------- desktop scene ---------- */
.xf-dl-app { width: 100%; max-width: 420px; margin-inline: auto; border: 1px solid var(--x-line-2); border-radius: var(--x-r-md); background: #141415; overflow: hidden; box-shadow: 0 24px 50px -26px rgba(0, 0, 0, .9); transform-origin: 50% 60%; }
.xf-dl-app__bar .xf-mark { width: 18px; height: auto; flex: none; }
.xf-dl-app__mcp { margin-left: auto; display: inline-flex; align-items: center; gap: 6px; padding: 3px 8px; border-radius: 999px; border: 1px solid rgba(var(--x-mint-rgb), .45); color: var(--x-mint); font: 500 .62rem/1 var(--x-mono); }
.xf-dl-app__mcp i { width: 6px; height: 6px; border-radius: 50%; background: var(--x-mint); }
.xf-dl-app__body { display: grid; grid-template-columns: 34px minmax(0, 1fr); min-height: 168px; }
.xf-dl-app__side { display: flex; flex-direction: column; gap: 8px; padding: 10px 8px; border-right: 1px solid var(--x-line); background: var(--x-ink); }
.xf-dl-app__side span { height: 16px; border-radius: 4px; background: rgba(var(--x-paper-rgb), .08); }
.xf-dl-app__side span.is-on { background: rgba(var(--x-orange-rgb), .5); }
.xf-dl-app__main { padding: 10px 12px; display: flex; flex-direction: column; gap: 8px; min-width: 0; }
.xf-dl-app__label { margin: 0 !important; font: 500 .6rem/1 var(--x-mono); letter-spacing: .12em; text-transform: uppercase; color: var(--x-mute); }
.xf-dl-app__sites { list-style: none; margin: 0; padding: 0; display: flex; flex-direction: column; border: 1px solid var(--x-line); border-radius: var(--x-r-sm); }
.xf-dl-app__site { display: grid; grid-template-columns: 10px minmax(0, 1fr) auto; align-items: center; gap: 8px; padding: 7px 9px; border-bottom: 1px solid var(--x-line); font: 400 .7rem/1.2 var(--x-mono); }
.xf-dl-app__site:last-child { border-bottom: 0; }
.xf-dl-app__site i { position: relative; width: 7px; height: 7px; border-radius: 50%; background: var(--x-mint); }
.xf-dl-app__site i::before { content: ""; position: absolute; inset: -1px; border-radius: 50%; background: var(--x-orange); opacity: 0; }
.xf-dl-app__site span { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.xf-dl-app__site small { color: var(--x-mint); font-size: .6rem; }
.xf-dl-app__wired { display: flex; flex-wrap: wrap; align-items: center; gap: 6px; font: 500 .66rem/1 var(--x-mono); }
.xf-dl-app__wired span { padding: 4px 7px; border-radius: 5px; border: 1px solid var(--x-line-2); color: var(--x-paper); }
.xf-dl-app__wired b { font-weight: 500; color: var(--x-mint); }

/* ---------- platform / feed switch ---------- */
.xf-dl-plat__switch { display: flex; flex-wrap: wrap; align-items: center; gap: 6px; }
.xf-dl-plat__tab {
	min-height: 36px; padding: 0 14px; border-radius: 999px; border: 1px solid var(--x-line-2); background: transparent; color: var(--x-mute);
	font: 500 .8rem/1 var(--x-text); cursor: pointer; transition: color .2s, background-color .2s, border-color .2s;
}
.xf-dl-plat__tab:hover { color: var(--x-paper); }
.xf-dl-plat__tab[aria-selected="true"] { background: var(--x-paper); border-color: var(--x-paper); color: var(--x-ink); }
html:not(.xf-js) .xf-dl-plat__switch { display: none; }
.xf-dl-plat__detected { font: 400 .7rem/1 var(--x-mono); color: var(--x-mute); margin-left: 4px; }
.xf-dl-plat__panel { display: flex; flex-direction: column; gap: 12px; margin-top: 14px; }
.xf-dl-plat__panel[hidden] { display: none; }
.xf-dl-plat__name { margin: 0 !important; font: 500 .66rem/1 var(--x-mono); letter-spacing: .12em; text-transform: uppercase; color: var(--x-mute); }
.xf-js .xf-dl-plat__name { display: none; }
.xf-dl-plat__panel.is-in { animation: xf-docs-in .25s var(--x-ease); }

/* ---------- live manifests ---------- */
.xf-mf__panel { display: grid; grid-template-columns: minmax(0, 1.25fr) minmax(0, 1fr); gap: 18px; margin-top: 14px; align-items: start; }
.xf-mf__panel[hidden] { display: none; }
@media (max-width: 900px) { .xf-mf__panel { grid-template-columns: minmax(0, 1fr); } }
.xf-mf__code pre { max-height: 440px; overflow: auto; font-size: .78rem !important; line-height: 1.65 !important; }
.xf-mf__code .xf-codeblock__bar a { color: var(--x-paper); text-transform: none; letter-spacing: 0; text-decoration-color: rgba(var(--x-orange-rgb), .6); }
.xf-mf__state { margin-left: auto; padding: 4px 8px; border-radius: 999px; border: 1px solid var(--x-line-2); text-transform: none; letter-spacing: .02em; white-space: nowrap; }
.xf-mf__state.is-live { color: var(--x-mint); border-color: rgba(var(--x-mint-rgb), .45); }
.xf-mf__read { margin: 0; display: flex; flex-direction: column; border-top: 1px solid var(--x-line); }
.xf-mf__read > div { display: grid; grid-template-columns: minmax(110px, 140px) minmax(0, 1fr); gap: 4px 14px; padding: 10px 0; border-bottom: 1px solid var(--x-line); }
.xf-mf__read dt code { font-size: .74rem; }
.xf-mf__read dd { margin: 0; color: var(--x-mute); font-size: .88rem; line-height: 1.5; }
.xf-mf .tok-n { color: var(--x-paper); }
.xf-mf .tok-p { color: var(--x-mute); }
@media (max-width: 480px) { .xf-mf__read > div { grid-template-columns: minmax(0, 1fr); } }

/* ---------- file table, spec sheet, update flow ---------- */
.xf-dl-table table { min-width: 940px; font-size: .84rem; }
.xf-dl-table td small { display: block; margin-top: 4px; color: var(--x-mute); font-size: .76rem; }
.xf-dl-table td { white-space: nowrap; }
.xf-dl-table td:nth-child(6) { white-space: normal; min-width: 260px; }
.xf-dl-algo { display: block; font: 500 .62rem/1.2 var(--x-mono); letter-spacing: .1em; color: var(--x-mute); margin-bottom: 4px; }
.xf-dl-fullhash { display: block; font-size: .68rem !important; line-height: 1.5; word-break: break-all; white-space: normal !important; }
.xf-dl-spec { display: grid; grid-template-columns: repeat(auto-fit, minmax(min(100%, 250px), 1fr)); border-top: 1px solid var(--x-line); border-left: 1px solid var(--x-line); margin: 0; }
.xf-dl-spec > div { padding: 14px 16px; border-right: 1px solid var(--x-line); border-bottom: 1px solid var(--x-line); min-width: 0; }
.xf-dl-spec dt { font: 500 .62rem/1.2 var(--x-mono); letter-spacing: .12em; text-transform: uppercase; color: var(--x-mute); }
.xf-dl-spec dd { margin: 6px 0 0; font-size: .92rem; line-height: 1.5; color: var(--x-paper); }
.xf-dl-spec dd small { display: block; color: var(--x-mute); font-size: .8rem; }

.xf-dl-flow { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 16px; }
@media (max-width: 900px) { .xf-dl-flow { grid-template-columns: minmax(0, 1fr); } }
.xf-dl-lane { border: 1px solid var(--x-line); border-radius: var(--x-r-lg); background: var(--x-ink-2); padding: clamp(18px, 2.4vw, 26px); display: flex; flex-direction: column; gap: 16px; min-width: 0; }
.xf-dl-lane__title { font: 600 1.1rem/1.2 var(--x-text); margin: 0; }
.xf-dl-diagram { display: flex; flex-wrap: wrap; align-items: center; gap: 6px; font: 500 .7rem/1 var(--x-mono); }
.xf-dl-diagram span { padding: 7px 9px; border-radius: 6px; border: 1px solid var(--x-line-2); color: var(--x-paper); background: var(--x-ink); }
.xf-dl-diagram span.is-check { border-color: rgba(var(--x-orange-rgb), .55); color: var(--x-orange); }
.xf-dl-diagram span.is-done { border-color: rgba(var(--x-mint-rgb), .45); color: var(--x-mint); }
.xf-dl-diagram i { font-style: normal; color: var(--x-mute); }
.xf-dl-lane ol { margin: 0; padding-left: 1.2em; display: flex; flex-direction: column; gap: 8px; color: rgba(var(--x-paper-rgb), .84); font-size: .92rem; line-height: 1.6; }
.xf-dl-lane ol li::marker { color: var(--x-mute); font-family: var(--x-mono); font-size: .84em; }

.xf-dl-install { display: grid; gap: 14px; grid-template-columns: repeat(auto-fit, minmax(min(100%, 300px), 1fr)); }
.xf-dl-install .xf-panel { gap: 10px; }
.xf-dl-install h3 { font: 600 1.02rem/1.3 var(--x-text); margin: 0; }
.xf-dl-install .xf-codeblock pre { font-size: .78rem; }
.xf-dl-prev { display: flex; flex-wrap: wrap; gap: 8px; align-items: center; }
.xf-verify__hint { margin: 0 !important; color: var(--x-mute); font-size: .88rem; line-height: 1.5; }
.xf-verify__b64[hidden] { display: none; }
.xf-verify__b64 { display: flex; flex-direction: column; gap: 10px; }

/* ---------- the loop (only while .is-playing) ---------- */
.xf-dl-stage.is-playing .xf-dl-k1 { animation: xf-dl-k1 10s var(--x-ease) infinite; }
.xf-dl-stage.is-playing .xf-dl-k3 { animation: xf-dl-k3 10s var(--x-ease) infinite; }
.xf-dl-stage.is-playing .xf-dl-k4 { animation: xf-dl-k4 10s var(--x-ease) infinite; }
.xf-dl-stage.is-playing .xf-dl-steps li:nth-child(1)::after { animation: xf-dl-bar1 10s linear infinite; }
.xf-dl-stage.is-playing .xf-dl-steps li:nth-child(2)::after { animation: xf-dl-bar2 10s linear infinite; }
.xf-dl-stage.is-playing .xf-dl-steps li:nth-child(3)::after { animation: xf-dl-bar3 10s linear infinite; }
.xf-dl-stage.is-playing .xf-dl-steps li:nth-child(4)::after { animation: xf-dl-bar4 10s linear infinite; }
/* plugin specifics */
.xf-dl-stage.is-playing .xf-dl-pkg__lid { animation: xf-dl-lid 10s var(--x-ease) infinite; }
.xf-dl-stage.is-playing .xf-dl-pkg__file { animation: xf-dl-file 10s var(--x-ease) infinite; }
.xf-dl-stage.is-playing .xf-dl-wp__activate { animation: xf-dl-activate 10s linear infinite; }
.xf-dl-stage.is-playing .xf-dl-wp__active { animation: xf-dl-k2 10s var(--x-ease) infinite; }
/* desktop specifics */
.xf-dl-stage.is-playing .xf-dl-app { animation: xf-dl-boot 10s var(--x-ease) infinite; }
.xf-dl-stage.is-playing .xf-dl-app__site:nth-child(1) small, .xf-dl-stage.is-playing .xf-dl-app__site:nth-child(1) i { animation: xf-dl-s1 10s linear infinite; }
.xf-dl-stage.is-playing .xf-dl-app__site:nth-child(2) small, .xf-dl-stage.is-playing .xf-dl-app__site:nth-child(2) i { animation: xf-dl-s2 10s linear infinite; }
.xf-dl-stage.is-playing .xf-dl-app__site:nth-child(3) small, .xf-dl-stage.is-playing .xf-dl-app__site:nth-child(3) i { animation: xf-dl-s3 10s linear infinite; }
.xf-dl-stage.is-playing .xf-dl-app__site:nth-child(1) i::before { animation: xf-dl-o1 10s linear infinite; }
.xf-dl-stage.is-playing .xf-dl-app__site:nth-child(2) i::before { animation: xf-dl-o2 10s linear infinite; }
.xf-dl-stage.is-playing .xf-dl-app__site:nth-child(3) i::before { animation: xf-dl-o3 10s linear infinite; }

@keyframes xf-dl-k1 { 0%, 14% { opacity: 0; transform: translateY(6px); } 20%, 94% { opacity: 1; transform: none; } 100% { opacity: 0; } }
@keyframes xf-dl-k2 { 0%, 34% { opacity: 0; transform: scale(.9); } 40%, 94% { opacity: 1; transform: none; } 100% { opacity: 0; } }
@keyframes xf-dl-k3 { 0%, 52% { opacity: 0; transform: translateY(8px); } 58%, 94% { opacity: 1; transform: none; } 100% { opacity: 0; } }
@keyframes xf-dl-k4 { 0%, 70% { opacity: 0; transform: translateY(6px); } 76%, 94% { opacity: 1; transform: none; } 100% { opacity: 0; } }
@keyframes xf-dl-activate { 0%, 18% { opacity: 0; } 22%, 34% { opacity: 1; } 38%, 100% { opacity: 0; } }
@keyframes xf-dl-lid { 0%, 3% { transform: none; } 10%, 94% { transform: rotate(-16deg) translateY(-3px); } 100% { transform: none; } }
@keyframes xf-dl-file { 0%, 6% { opacity: 0; transform: translateY(0) scale(.6); } 11% { opacity: 1; transform: translateY(-26px) scale(1); } 18% { opacity: 0; transform: translate(70px, -10px) scale(.5); } 100% { opacity: 0; } }
@keyframes xf-dl-bar1 { 0% { transform: scaleX(0); } 18% { transform: scaleX(1); } 94% { transform: scaleX(1); opacity: 1; } 100% { opacity: 0; } }
@keyframes xf-dl-bar2 { 0%, 20% { transform: scaleX(0); } 38% { transform: scaleX(1); } 94% { transform: scaleX(1); opacity: 1; } 100% { opacity: 0; } }
@keyframes xf-dl-bar3 { 0%, 40% { transform: scaleX(0); } 56% { transform: scaleX(1); } 94% { transform: scaleX(1); opacity: 1; } 100% { opacity: 0; } }
@keyframes xf-dl-bar4 { 0%, 58% { transform: scaleX(0); } 74% { transform: scaleX(1); } 94% { transform: scaleX(1); opacity: 1; } 100% { opacity: 0; } }
@keyframes xf-dl-boot { 0% { opacity: 0; transform: scale(.94) translateY(8px); } 8%, 96% { opacity: 1; transform: none; } 100% { opacity: 0; transform: scale(.98); } }
@keyframes xf-dl-s1 { 0%, 22% { opacity: 0; } 26%, 94% { opacity: 1; } 100% { opacity: 0; } }
@keyframes xf-dl-s2 { 0%, 34% { opacity: 0; } 38%, 94% { opacity: 1; } 100% { opacity: 0; } }
@keyframes xf-dl-s3 { 0%, 46% { opacity: 0; } 50%, 94% { opacity: 1; } 100% { opacity: 0; } }
@keyframes xf-dl-o1 { 0%, 12% { opacity: 0; } 14%, 22% { opacity: 1; } 26%, 100% { opacity: 0; } }
@keyframes xf-dl-o2 { 0%, 26% { opacity: 0; } 28%, 34% { opacity: 1; } 38%, 100% { opacity: 0; } }
@keyframes xf-dl-o3 { 0%, 38% { opacity: 0; } 40%, 46% { opacity: 1; } 50%, 100% { opacity: 0; } }

/* ==========================================================================
   Reduced motion: everything static, final states only
   ========================================================================== */
@media (prefers-reduced-motion: reduce) {
	.xf-docs-area *, .xf-docs-area *::before, .xf-docs-area *::after { animation: none !important; transition: none !important; }
	.xf-docs__progress { display: none; }
}
@media print {
	.xf-docs-nav, .xf-docs__aside, .xf-docs-pager, .xf-docs__progress, .xf-docs-anchor, .xf-docs-copy { display: none !important; }
	.xf-docs__grid { display: block; }
}