/*
 * The Tactile UI Kit's documentation and overview. Layout only: every colour
 * and every light is a --tui-* token, so both finishes hold, and every part on
 * these pages is the kit's own part. No new shadows: the three light stacks
 * (--tui-raised, --tui-inset, --tui-pressed) do all of it.
 */

body { margin: 0; }
.docs-vh { position: absolute !important; width: 1px; height: 1px; overflow: hidden; clip-path: inset(50%); white-space: nowrap; }
.docs-skip { position: absolute; left: 16px; top: -80px; z-index: 100; padding: 10px 14px; border-radius: var(--tui-r-m); background: var(--tui-face); box-shadow: var(--tui-raised); color: var(--tui-ink); font-weight: 600; }
.docs-skip:focus { top: 16px; }

/* Printing inside prose: no monospace outside a display, so code is printed bold on a faint plate. */
/* :where keeps this at the weight of a bare element, so a part's own kbd (the command palette's keycaps) wins. */
:where(.tui) :is(p, li, td, dd, dt, figcaption, span) > code, :where(.tui) kbd {
  font: 600 0.93em/1 var(--tui-sans);
  letter-spacing: 0;
  padding: 2px 5px;
  border-radius: var(--tui-r-s);
  color: var(--tui-ink);
  background: color-mix(in oklab, var(--tui-ink) 7%, transparent);
  white-space: nowrap;
}
.docs-main a:not([class]), .ov a:not([class]), .docs-foot a { color: var(--tui-ink); text-decoration: underline; text-decoration-thickness: 1px; text-underline-offset: 3px; text-decoration-color: var(--tui-ink-3); }
.docs-main a:not([class]):hover, .ov a:not([class]):hover { text-decoration-color: var(--tui-ink); }
.docs-row { display: flex; flex-wrap: wrap; align-items: center; gap: 16px; margin: 16px 0; }

/* ================================================================ shell */

.docs { display: grid; grid-template-columns: 264px minmax(0, 1fr); gap: 32px; max-width: 1600px; margin: 0 auto; padding: 16px 28px 0 16px; }
.docs-rail { position: sticky; top: 16px; height: calc(100dvh - 32px); }
.docs-rail__panel { height: 100%; display: flex; flex-direction: column; padding: 14px 10px 12px; }
.docs-brand { padding: 4px 10px 14px; font-size: 15px; }
.docs-searchkey {
  appearance: none; border: 0; cursor: pointer;
  display: flex; align-items: center; justify-content: space-between; gap: 8px;
  height: 36px; margin: 0 2px 6px; padding: 0 7px 0 12px;
  border-radius: var(--tui-r-m);
  font: 400 var(--tui-t-body)/1 var(--tui-sans); color: var(--tui-ink-2);
  background: var(--tui-well-fill) var(--tui-well); box-shadow: var(--tui-inset);
}
.docs-searchkey kbd, .docs-top kbd { font-size: 11px; padding: 4px 6px; background: var(--tui-face-hi); box-shadow: inset 0 1px 0 var(--tui-hl), 0 1.5px 0 var(--tui-skirt); }
.docs-rail__scroll { flex: 1; min-height: 0; overflow: auto; margin: 0 -6px; padding: 2px 6px 12px; scrollbar-width: thin; }
.docs-rail .tui-side > .tui-label, .docs-drawer .tui-side > .tui-label { padding: 16px 12px 5px; }
.docs-rail .tui-side a, .docs-drawer .tui-side a { height: 30px; font-size: 13px; }
/* Components, filed by category: a count where a lamp would be, the open category's parts indented under it. */
.docs-railhead { display: flex; justify-content: space-between; align-items: baseline; }
.docs-count { margin-left: auto; font: 500 11px/1 var(--tui-sans); font-variant-numeric: tabular-nums; letter-spacing: 0; color: var(--tui-ink-2); }
.tui-side a.docs-cat::after { display: none; }
.tui-side a.docs-cat.is-open { color: var(--tui-ink); font-weight: 600; }
.tui-side a.docs-sub { padding-left: 24px; font-size: 12.5px; }
.docs-rail__pass { display: grid; gap: 6px; justify-items: start; padding: 12px 8px 2px; border-top: 1px solid var(--tui-rule); }
.docs-rail__pass p { margin: 0; font-size: 12px; color: var(--tui-ink-2); }
.docs-rail__pass .tui-label { color: var(--tui-ink); }

.docs-col { min-width: 0; }
.docs-top { position: sticky; top: 0; z-index: 20; display: flex; align-items: center; gap: 12px; min-height: 60px; background: var(--tui-desk); border-bottom: 1px solid var(--tui-rule); }
.docs-menu, .docs-top__brand, .docs-top__search { display: none; }
.docs-top__end { display: flex; align-items: center; gap: 12px; margin-left: auto; }
.docs-crumbs ol { display: flex; flex-wrap: wrap; gap: 4px 8px; margin: 0; padding: 0; list-style: none; font-size: var(--tui-t-small); color: var(--tui-ink-2); }
.docs-crumbs li + li::before { content: '/'; margin-right: 8px; color: var(--tui-ink-3); }
.docs-crumbs a { color: var(--tui-ink-2); text-decoration: none; }
.docs-crumbs a:hover { color: var(--tui-ink); }
.docs-crumbs [aria-current] { color: var(--tui-ink); font-weight: 600; }
.docs-finish span { height: 26px; padding: 0 10px; }

.docs-body { display: grid; grid-template-columns: minmax(0, 1fr) 184px; gap: 56px; }
.docs-main { min-width: 0; max-width: 920px; padding: 32px 0 24px; outline: none; }
.docs-toc { position: sticky; top: 84px; align-self: start; padding-top: 44px; }
.docs-toc ol { margin: 10px 0 0; padding: 0; list-style: none; border-left: 1px solid var(--tui-rule); }
.docs-toc a { display: block; padding: 5px 0 5px 14px; margin-left: -1px; border-left: 1px solid transparent; font-size: var(--tui-t-small); color: var(--tui-ink-2); text-decoration: none; }
.docs-toc a:hover { color: var(--tui-ink); border-left-color: var(--tui-ink); }
.docs-foot { display: flex; flex-wrap: wrap; align-items: center; gap: 10px 20px; padding: 28px 0 36px; margin-top: 40px; border-top: 1px solid var(--tui-rule); font-size: var(--tui-t-small); }
.docs-foot .tui-label { margin-right: auto; }

/* The phone menu: the same rail in a native dialog. */
.docs-drawer { margin: 0; width: min(320px, 88vw); height: 100dvh; max-height: none; padding: 14px 10px 24px; border: 0; color: var(--tui-ink); background: var(--tui-face); box-shadow: var(--tui-raised); overflow: auto; }
.docs-drawer[open] { display: grid; align-content: start; gap: 12px; animation: docs-slide 180ms var(--tui-ease); }
.docs-drawer__head { display: flex; align-items: center; justify-content: space-between; padding: 0 4px 0 10px; }
.docs-drawer [data-finish-slot] { padding: 0 6px; }
.docs-drawer__pass { justify-self: start; margin: 8px 6px 0; }
@keyframes docs-slide { from { transform: translateX(-12px); opacity: 0; } }

/* ================================================================ search */

.docs-search { width: min(660px, calc(100vw - 24px)); margin-top: 9vh; padding: 20px; }
.docs-search .tui-input { height: 44px; font-size: 15px; }
.docs-search .tui-input::-webkit-search-cancel-button { appearance: none; }
.docs-results { max-height: min(56vh, 500px); overflow: auto; margin: 14px -8px 0; padding: 3px 8px; }
.docs-results a { display: grid; grid-template-columns: 128px minmax(0, 1fr); gap: 3px 14px; padding: 10px 12px; border-radius: var(--tui-r-m); color: var(--tui-ink); text-decoration: none; }
.docs-results a > .tui-label { grid-row: span 2; align-self: center; }
.docs-results a[aria-selected="true"] { background: var(--tui-well-fill) var(--tui-well); box-shadow: var(--tui-inset); }
.docs-results a:hover { background: color-mix(in oklab, var(--tui-face-hi) 55%, transparent); }
.docs-results__sum { overflow: hidden; white-space: nowrap; text-overflow: ellipsis; font-size: var(--tui-t-small); color: var(--tui-ink-2); }
.docs-results__none { margin: 8px 12px 12px; color: var(--tui-ink-2); }
.docs-search__foot { display: flex; align-items: center; justify-content: space-between; margin: 12px 0 0; padding-top: 12px; border-top: 1px solid var(--tui-rule); }

/* ================================================================ a page */

.docs-head { display: grid; grid-template-columns: minmax(0, 1fr) 260px; gap: 20px 48px; align-items: end; padding: 8px 0 36px; }
.docs-head:not(:has(.docs-plate)) { grid-template-columns: minmax(0, 1fr); }
.docs-head .tui-h1 { margin: 14px 0 16px; font-size: clamp(36px, 4.6vw, 56px); }
.docs-head .tui-lead { margin: 0; font-size: 17px; }
.docs-plate { font-size: var(--tui-t-small); }
.docs-plate dt { font-size: var(--tui-t-label); font-weight: 500; letter-spacing: var(--tui-track); text-transform: uppercase; }

/* The stage: a bay cut into the desk, with printer's crop marks at its corners. */
.docs-stage { margin: 0 0 8px; }
.docs-stage__bar { display: flex; flex-wrap: wrap; align-items: center; gap: 10px 16px; padding: 0 2px 12px; }
.docs-stage__hint { flex: 1 1 220px; font-size: var(--tui-t-small); color: var(--tui-ink-2); }
.docs-stage__tools { display: flex; flex-wrap: wrap; align-items: center; gap: 10px; margin-left: auto; }
.docs-stage__tools .tui-seg span { height: 26px; padding: 0 10px; }
.docs-stage__bay {
  --mark: linear-gradient(var(--tui-ink-3), var(--tui-ink-3));
  position: relative;
  display: grid; place-items: center;
  min-height: 300px; padding: 56px 36px;
  border-radius: 16px;
  color: var(--tui-ink);
  background:
    var(--mark) 18px 18px / 12px 1px no-repeat, var(--mark) 18px 18px / 1px 12px no-repeat,
    var(--mark) calc(100% - 18px) 18px / 12px 1px no-repeat, var(--mark) calc(100% - 18px) 18px / 1px 12px no-repeat,
    var(--mark) 18px calc(100% - 18px) / 12px 1px no-repeat, var(--mark) 18px calc(100% - 18px) / 1px 12px no-repeat,
    var(--mark) calc(100% - 18px) calc(100% - 18px) / 12px 1px no-repeat, var(--mark) calc(100% - 18px) calc(100% - 18px) / 1px 12px no-repeat,
    var(--tui-desk);
  box-shadow: var(--tui-inset);
  transition: background-color 180ms var(--tui-ease);
}
.docs-stage__demo { display: grid; place-items: center; width: 100%; min-width: 0; }

.docs-sec { padding-top: 56px; }
.docs-sec__head { display: flex; align-items: baseline; gap: 14px; margin-bottom: 20px; padding-bottom: 12px; border-bottom: 1px solid var(--tui-rule); }
.docs-sec__lead { margin: 0 0 16px; color: var(--tui-ink-2); max-width: 70ch; }
.docs-sec > p, .docs-prose p, .docs-prose li { max-width: 70ch; }

.docs-cells { display: grid; grid-template-columns: repeat(auto-fill, minmax(236px, 1fr)); gap: 12px; }
.docs-cell { display: grid; grid-template-rows: 1fr auto; min-height: 176px; margin: 0; border: 1px solid var(--tui-rule); border-radius: var(--tui-r-l); }
.docs-cell__spec { display: grid; place-items: center; min-width: 0; padding: 30px 16px 20px; overflow-x: auto; }
.docs-cell figcaption { padding: 11px 14px; border-top: 1px solid var(--tui-rule); }

.docs-states-pair { display: grid; gap: 12px; }
.docs-states { min-width: 0; padding: 14px 18px 8px; border-radius: 14px; color: var(--tui-ink); background: var(--tui-desk); box-shadow: var(--tui-inset); }
.docs-states__finish { margin: 0 0 4px; }
/* Direct children only: a part in a cell may carry its own table (a calendar's grid). */
.docs-states__table > * > tr > th { text-align: center; white-space: nowrap; }
.docs-states__table > tbody > tr > th[scope="row"] { vertical-align: middle; width: 1%; padding-right: 20px; text-align: left; font: 500 var(--tui-t-label)/1.2 var(--tui-sans); letter-spacing: var(--tui-track); text-transform: uppercase; color: var(--tui-ink-2); border-bottom: 1px solid var(--tui-rule); }
.docs-states__table > tbody > tr > td { padding: 20px 12px; text-align: center; white-space: nowrap; }
.docs-states__table > tbody > tr:hover > td { background: none; }
.docs-states__table > tbody > tr:last-child > th { border-bottom: 0; }

/* Forced states the kit defines only for keys, switches and inputs, mirrored for the other parts. */
.tui-check.is-focus, .tui-radio.is-focus, .tui-rocker.is-focus, .tui-select.is-focus, .tui-textarea.is-focus,
.tui-tabs [role="tab"].is-focus, .tui-side a.is-focus, .tui-bar__links a.is-focus,
.docs-force-focus { outline: 2px solid var(--tui-focus); outline-offset: 3px; }
.docs-force-focus { outline-offset: 2px; }
.tui-seg input.is-focus + span { outline: 2px solid var(--tui-focus); outline-offset: 2px; }
.tui-fader.is-focus::-webkit-slider-thumb { outline: 2px solid var(--tui-focus); outline-offset: 2px; }
.tui-fader.is-focus::-moz-range-thumb { outline: 2px solid var(--tui-focus); outline-offset: 2px; }
tui-knob.is-focus .tui-knob__body { outline: 2px solid var(--tui-focus); outline-offset: 4px; }
.tui-tabs [role="tab"].is-hover, .tui-bar__links a.is-hover { color: var(--tui-ink); }
.tui-side a.is-hover { color: var(--tui-ink); background: color-mix(in oklab, var(--tui-face-hi) 50%, transparent); }
.tui-table tr.is-hover td { background: color-mix(in oklab, var(--tui-face-hi) 45%, transparent); }
.tui-key--flat.is-down { transform: none; box-shadow: none; filter: none; color: var(--tui-ink); }
.tui-key--flat.is-hover { filter: none; color: var(--tui-ink); }
/* A tooltip held open, for specimens: the same plate kit.css draws on hover. */
[data-tip].is-tip::after {
  content: attr(data-tip); position: absolute; left: 50%; bottom: calc(100% + 8px); transform: translateX(-50%);
  padding: 5px 8px; border-radius: 5px; white-space: nowrap; font: 500 11px/1 var(--tui-sans); letter-spacing: 0.01em;
  color: var(--tui-cap-ink); background: var(--tui-cap); pointer-events: none; z-index: 10;
}
.docs-states [data-tip].is-tip, .docs-tile__win [data-tip].is-tip, .docs-cell [data-tip].is-tip { margin-top: 28px; }
.docs-dialog-thumb { width: 200px; padding: 14px; border-radius: 14px; text-align: left; white-space: normal; background: var(--tui-face); box-shadow: var(--tui-raised); }
.docs-mono { font-family: var(--tui-mono); }

/* The API table. */
.docs-api td { vertical-align: top; }
.docs-api__name { font-weight: 600; color: var(--tui-ink); overflow-wrap: anywhere; }
.docs-api td:nth-child(2), .docs-api td:nth-child(3) { color: var(--tui-ink-2); }
.docs-api td:nth-child(1) { width: 26%; }
.docs-api td:nth-child(2) { width: 12%; }
.docs-api td:nth-child(3) { width: 18%; }

/* Code on display glass: the one place mono is at home. */
.docs-code { padding: 0; margin: 0 0 14px; }
.docs-code__bar { display: flex; align-items: center; justify-content: space-between; min-height: 36px; padding: 6px 8px 0 16px; }
.docs-code__bar .tui-key { --h: 26px; }
.docs-code pre { margin: 0; padding: 8px 18px 18px; overflow-x: auto; font: 400 12.5px/1.7 var(--tui-mono); color: var(--tui-ink-2); tab-size: 2; scrollbar-width: thin; }
.docs-code code { font: inherit; }
.docs-code .hl-t, .docs-code .hl-s { color: var(--tui-ink); }
.docs-code .hl-a { color: var(--tui-ink-2); }
.docs-code .hl-c { color: var(--tui-ink-3); }
.docs-needs { margin: 4px 0 0; font-size: var(--tui-t-small); }

.docs-list { margin: 0; padding: 0; list-style: none; display: grid; gap: 0; max-width: 72ch; }
.docs-list li { position: relative; padding: 11px 0 11px 22px; border-bottom: 1px solid var(--tui-rule); }
.docs-list li:last-child { border-bottom: 0; }
.docs-list li::before { content: ''; position: absolute; left: 2px; top: 18px; width: 6px; height: 6px; border-radius: 50%; background: color-mix(in oklab, var(--tui-green) 22%, var(--tui-face-lo)); box-shadow: inset 0 1px 1px color-mix(in oklab, var(--tui-ink) 40%, transparent); }
.docs-built { font-size: 15px; line-height: 1.6; max-width: 68ch; margin: 0; }

/* A rules file, shown by its name and one line. */
.docs-rule { max-width: 680px; }
.docs-rule__file { display: inline-flex; align-items: center; gap: 8px; color: var(--tui-ink); text-transform: none; letter-spacing: 0; font-size: var(--tui-t-small); font-weight: 600; }
.docs-rule__file svg { width: 12px; height: 12px; color: var(--tui-ink-2); }
.docs-rule__line { margin: 0 0 12px; font-size: 18px; line-height: 1.4; font-weight: 600; letter-spacing: -0.01em; }
.docs-rule__more { margin: 0; }
.docs-rule__keys { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 18px; }

/* Tiles: a part sitting in a cut-out, the name as the link. */
.docs-tiles { display: grid; grid-template-columns: repeat(auto-fill, minmax(196px, 1fr)); gap: 30px 20px; }
.docs-tiles--3 { grid-template-columns: repeat(auto-fill, minmax(220px, 1fr)); }
.docs-tile { position: relative; display: grid; gap: 6px; align-content: start; min-width: 0; }
.docs-tile__win { display: grid; place-items: center; height: 136px; padding: 12px; overflow: hidden; border-radius: var(--tui-r-l); background: var(--tui-well-fill) var(--tui-well); box-shadow: var(--tui-inset); }
.docs-tile__name { margin: 8px 0 0; font-size: 14px; font-weight: 700; letter-spacing: -0.005em; }
.docs-tile .docs-tile__name a { color: var(--tui-ink); text-decoration: none; }
.docs-tile__name a::after { content: ''; position: absolute; inset: 0; border-radius: var(--tui-r-l); }
.docs-tile__name a:focus-visible { outline: none; }
.docs-tile:has(a:focus-visible) .docs-tile__win { outline: 2px solid var(--tui-focus); outline-offset: 3px; }
.docs-tile:hover .docs-tile__name a { text-decoration: underline; text-underline-offset: 3px; text-decoration-thickness: 1px; }
.docs-tile__sum { margin: 0; font-size: var(--tui-t-small); color: var(--tui-ink-2); display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }

.docs-tiles--cat { margin-top: 8px; }
.docs-others { margin: 0; padding: 0; list-style: none; display: grid; grid-template-columns: repeat(auto-fill, minmax(220px, 1fr)); gap: 0 24px; }
.docs-others li { display: flex; align-items: center; gap: 10px; padding: 11px 0; border-bottom: 1px solid var(--tui-rule); }
.docs-others a { color: var(--tui-ink); font-weight: 600; text-decoration: none; }
.docs-others a:hover { text-decoration: underline; text-underline-offset: 3px; }
.docs-head .tui-label a { color: inherit; text-decoration: none; }
.docs-head .tui-label a:hover { color: var(--tui-ink); text-decoration: underline; }

/* The overview's filter: one category at a time, with counts. */
.ov-filter { display: flex; flex-wrap: wrap; gap: 3px; margin-bottom: 32px; }
.ov-filter span { gap: 8px; height: 28px; padding: 0 10px; }
.ov-filter .docs-count { margin-left: 0; font-weight: 600; }

/* Previous and next: two plates you press. */
.docs-pager { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; margin-top: 72px; }
.docs-pager a { display: grid; gap: 8px; padding: 18px 20px; border-radius: var(--tui-r-l); color: var(--tui-ink); text-decoration: none; background: var(--tui-face); box-shadow: var(--tui-raised); transition: transform 70ms var(--tui-ease), box-shadow 70ms var(--tui-ease); }
.docs-pager a:hover { filter: brightness(1.02); }
.docs-pager a:active { transform: translateY(2px); box-shadow: var(--tui-pressed); }
.docs-pager__next { text-align: right; }
.docs-pager__title { font-size: 18px; font-weight: 700; letter-spacing: -0.01em; }

/* Template frames: the real page, scaled to the column. */
.docs-frame { position: relative; overflow: hidden; border-radius: 12px; box-shadow: var(--tui-inset); background: var(--tui-desk); }
.docs-frame iframe { position: absolute; top: 0; left: 0; border: 0; transform-origin: 0 0; background: var(--tui-desk); }
.docs-stage--frame .docs-stage__bar { padding-bottom: 12px; }

/* ================================================================ prose pages */

.docs-prose > section { padding-top: 48px; }
.docs-prose > section > h2 { display: flex; align-items: center; gap: 12px; margin-bottom: 16px; padding-bottom: 12px; border-bottom: 1px solid var(--tui-rule); }
.docs-prose p { margin: 0 0 14px; }
.docs-step { display: inline-grid; place-items: center; width: 26px; height: 26px; border-radius: 50%; font-size: 12px; letter-spacing: 0; color: var(--tui-ink); background: var(--tui-well-fill) var(--tui-well); box-shadow: var(--tui-inset); }
.docs-spec { max-width: 620px; margin: 8px 0 16px; }
.docs-two { display: grid; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); gap: 28px; }
.docs-two p { margin: 8px 0 0; }
.docs-prompts { margin: 0; padding: 0; list-style: none; display: grid; gap: 10px; }
.docs-prompts li { display: flex; align-items: center; justify-content: space-between; gap: 16px; padding: 14px 16px; border-radius: var(--tui-r-l); background: var(--tui-well-fill) var(--tui-well); box-shadow: var(--tui-inset); }
.docs-first { display: grid; justify-items: start; margin: 8px 0 16px; }
.docs-first .tui-panel { display: grid; gap: 16px; width: min(100%, 380px); }
.docs-first .tui-panel > .tui-key { justify-self: start; }
.docs-first .tui-choice { justify-content: space-between; }

.docs-swatches { display: grid; grid-template-columns: repeat(auto-fill, minmax(250px, 1fr)); gap: 18px 16px; margin: 20px 0 8px; }
.docs-swatch { margin: 0; display: grid; gap: 8px; }
.docs-swatch__pair { display: grid; grid-template-columns: 1fr 1fr; overflow: hidden; border-radius: var(--tui-r-l); box-shadow: var(--tui-inset); }
.docs-swatch__pair > div { padding: 14px; background: var(--tui-desk); }
.docs-swatch figcaption { display: grid; gap: 2px; font-size: var(--tui-t-small); }
.docs-swatch__name { font-weight: 700; }
.docs-mat { height: 70px; padding: 0; border-radius: var(--tui-r-m); }
.docs-mat--center { display: grid; place-items: center; }

.docs-heights { display: grid; grid-template-columns: repeat(auto-fit, minmax(190px, 1fr)); gap: 16px; margin: 20px 0; }
.docs-heights figure { margin: 0; display: grid; gap: 10px; align-content: start; }
.docs-heights__live { display: grid; place-items: center; height: 100px; border-radius: var(--tui-r-l); background: var(--tui-face); box-shadow: var(--tui-raised); }
.docs-heights svg { width: 100%; height: auto; overflow: visible; }
.docs-heights figcaption { font-size: var(--tui-t-small); color: var(--tui-ink-2); }
.docs-heights figcaption b { color: var(--tui-ink); }
.docs-sec__plate, .docs-sec__part { fill: none; stroke: var(--tui-ink-2); stroke-width: 1.5; stroke-linejoin: round; }
.docs-sec__lit { fill: none; stroke: var(--tui-ink); stroke-width: 3; stroke-linecap: round; opacity: 0.25; }
.docs-sec__shade { fill: none; stroke: var(--tui-ink); stroke-width: 5; stroke-linecap: round; opacity: 0.55; }
.docs-lampnote { display: flex; gap: 16px; align-items: flex-start; max-width: 70ch; padding: 16px 18px; border-radius: var(--tui-r-l); border: 1px solid var(--tui-rule); }
.docs-lampnote p { margin: 0; }
.docs-lampnote__lamp { flex: none; width: 22px; height: 22px; border-radius: 50%; background: radial-gradient(circle at 35% 30%, var(--tui-hl), transparent 60%), var(--tui-face-hi); box-shadow: var(--tui-raised); }

.docs-meaning { display: grid; gap: 0; max-width: 720px; }
.docs-meaning > div { display: grid; grid-template-columns: minmax(0, 300px) minmax(0, 1fr); gap: 16px; align-items: center; padding: 14px 0; border-bottom: 1px solid var(--tui-rule); }
.docs-meaning p { margin: 0; }
.docs-meaning .tui-status { color: var(--tui-ink); }

.docs-type > div { display: grid; grid-template-columns: 140px minmax(0, 1fr); gap: 16px; align-items: baseline; padding: 14px 0; border-bottom: 1px solid var(--tui-rule); }
.docs-type > div > :last-child { justify-self: start; }
.docs-steps { display: grid; gap: 6px; max-width: 560px; }
.docs-steps > div { display: grid; grid-template-columns: 90px 1fr 48px; align-items: center; gap: 12px; }
.docs-steps i { display: block; height: 14px; border-radius: 2px; background: var(--tui-ink); }
.docs-steps .tui-muted { text-align: right; font-size: var(--tui-t-small); }
.docs-radius { display: grid; place-items: end start; width: 130px; height: 80px; padding: 10px; background: var(--tui-face); box-shadow: var(--tui-raised); }

.docs-band-demo { display: grid; gap: 0; margin: 16px 0 18px; overflow: hidden; border-radius: var(--tui-r-l); box-shadow: var(--tui-inset); }
.docs-band-demo__row { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 12px; padding: 18px 20px; color: var(--tui-ink); background: var(--tui-desk); }
.docs-token-cell i { display: block; width: 100%; min-width: 60px; height: 26px; border-radius: var(--tui-r-s); box-shadow: inset 0 0 0 1px var(--tui-rule); }
.docs-token-cell { background: var(--tui-desk); }

/* ================================================================ overview */

.ov-wrap { max-width: 1280px; margin: 0 auto; padding: 0 32px; }
.ov-bar { position: sticky; top: 0; z-index: 30; background: var(--tui-desk); border-bottom: 1px solid var(--tui-rule); }
.ov-bar .tui-bar { max-width: 1280px; margin: 0 auto; padding: 0 32px; gap: 18px; }
.ov-bar .tui-bar__links { margin-left: 12px; }
.ov-bar__end { display: flex; align-items: center; gap: 12px; margin-left: auto; }

.ov-hero { display: grid; grid-template-columns: minmax(0, 5fr) minmax(0, 7fr); gap: 56px; align-items: center; padding: 56px 0 40px; }
.ov-hero .tui-h1 { margin: 18px 0 20px; font-size: clamp(40px, 5.4vw, 72px); max-width: 11ch; }
.ov-hero .tui-lead { margin: 0; font-size: 17px; }
.ov-cta { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 28px; }
.ov-price { margin: 16px 0 0; font-size: var(--tui-t-small); color: var(--tui-ink-2); max-width: 52ch; }
.ov-proof { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 16px; margin-top: 36px; padding-top: 22px; border-top: 1px solid var(--tui-rule); }
.ov-proof .tui-readout__value { font-size: 30px; }
.ov-proof .tui-readout > span:last-child { font-size: var(--tui-t-small); color: var(--tui-ink-2); }

/* The hero device: a receiver made of the kit. */
.ov-device { display: grid; gap: 18px; padding: 26px 28px 28px; }
.ov-device__head { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 8px 16px; padding: 0 6px; }
.ov-device__head > .tui-label { color: var(--tui-ink); }
.ov-lamps { display: flex; flex-wrap: wrap; gap: 16px; }
.ov-device__main { display: grid; grid-template-columns: minmax(0, 1fr) 96px; gap: 16px; }
.ov-screen { display: grid; gap: 4px; padding: 16px 20px 12px; min-height: 184px; align-content: space-between; }
.ov-screen__top { display: flex; justify-content: space-between; gap: 12px; }
.ov-screen__top .tui-label { color: var(--tui-ink); }
.ov-screen__freq { display: flex; align-items: baseline; gap: 12px; font-family: var(--tui-mono); }
.ov-freq { position: relative; font: 500 clamp(44px, 6vw, 76px)/1 var(--tui-mono); letter-spacing: -0.03em; color: var(--tui-ink); text-shadow: 0 0 8px color-mix(in oklab, var(--tui-vfd) 55%, transparent), 0 0 22px color-mix(in oklab, var(--tui-vfd) 18%, transparent); font-variant-numeric: tabular-nums; }
.ov-freq[data-ghost]::before { content: attr(data-ghost); position: absolute; left: 0; top: 0; opacity: 0.08; text-shadow: none; }
.ov-screen__unit { font: 600 13px/1 var(--tui-sans); letter-spacing: var(--tui-track); text-transform: uppercase; color: var(--tui-ink-2); }
.ov-screen__rds { font: 500 13px/1 var(--tui-mono); letter-spacing: 0.08em; text-transform: uppercase; color: var(--tui-ink); min-height: 1em; }
.ov-dial { display: block; width: 100%; height: auto; overflow: visible; }
.ov-dial .tick { stroke: var(--tui-ink-3); stroke-width: 1; }
.ov-dial .tick--long { stroke: var(--tui-ink-2); }
.ov-dial text { fill: var(--tui-ink-2); font: 500 9px var(--tui-mono); }
.ov-dial .needle { stroke: var(--tui-ink); stroke-width: 2; filter: drop-shadow(0 0 3px color-mix(in oklab, var(--tui-vfd) 70%, transparent)); transition: transform 60ms linear; }
.ov-speaker { min-height: 0; }
.ov-device__meters { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
.ov-device__meters > div { display: grid; gap: 8px; }
.ov-device__meters .tui-ladder { height: 12px; }
.ov-device__controls { display: flex; flex-wrap: wrap; align-items: end; justify-content: space-between; gap: 18px; padding: 16px 6px 0; border-top: 1px solid var(--tui-rule); }
.ov-device__controls > .tui-field { align-self: center; }
.ov-device.is-off .ov-screen > * { opacity: 0.06; }
.ov-device.is-off .ov-dial .needle { opacity: 0; }
.ov-hint { display: flex; gap: 10px; align-items: center; margin: 14px 6px 0; font-size: var(--tui-t-small); color: var(--tui-ink-2); }

/* Sections. */
.ov-sec { padding: 96px 0 0; }
.ov-sec__head { display: grid; grid-template-columns: minmax(0, 5fr) minmax(0, 7fr); gap: 16px 56px; align-items: end; margin-bottom: 40px; }
.ov-sec__head .tui-h2 { font-size: clamp(30px, 3.6vw, 44px); letter-spacing: -0.03em; margin-top: 14px; }
.ov-sec__head .tui-lead { margin: 0; }
.ov-next { display: flex; flex-wrap: wrap; align-items: center; gap: 12px; margin-top: 40px; }

.ov-why__grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 24px; }
.ov-why__grid article { display: grid; gap: 10px; align-content: start; }
.ov-why__win { display: flex; flex-wrap: wrap; align-items: center; justify-content: center; gap: 16px; height: 150px; padding: 16px; border-radius: var(--tui-r-l); background: var(--tui-well-fill) var(--tui-well); box-shadow: var(--tui-inset); }
.ov-why__grid h3 { margin: 10px 0 0; font-size: 20px; letter-spacing: -0.015em; }
.ov-why__grid p { margin: 0; color: var(--tui-ink-2); max-width: 44ch; }

.ov-split { display: grid; grid-template-columns: 1fr 1fr; overflow: hidden; border-radius: 18px; box-shadow: var(--tui-inset); }
.ov-split__half { display: grid; gap: 22px; align-content: start; padding: 32px; color: var(--tui-ink); background: var(--tui-desk); }
.ov-split__half > .tui-label { color: var(--tui-ink); }
.ov-states { display: grid; grid-template-columns: repeat(5, auto); justify-content: start; gap: 10px 14px; align-items: center; }
.ov-states .tui-label { text-align: center; font-size: 9.5px; }
.ov-split__row { display: flex; flex-wrap: wrap; align-items: center; gap: 18px 22px; }
.ov-split__row .tui-control { gap: 2px; }

.ov-group + .ov-group { margin-top: 52px; }
.ov-group__head { display: flex; align-items: baseline; justify-content: space-between; gap: 12px; margin-bottom: 18px; padding-bottom: 10px; border-bottom: 1px solid var(--tui-rule); }
.ov-group__head h3 { margin: 0; }
.ov-group__head h3.tui-label { color: var(--tui-ink); }
.ov-found { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 0 24px; margin-top: 52px; }
.ov .ov-found a { display: flex; justify-content: space-between; align-items: center; gap: 8px; padding: 12px 2px; border-bottom: 1px solid var(--tui-rule); color: var(--tui-ink); text-decoration: none; font-weight: 600; }
.ov-found a::after { content: '→'; color: var(--tui-ink-3); font-weight: 400; }
.ov-found a:hover::after { color: var(--tui-ink); }

.ov-templates { display: grid; grid-template-columns: 1fr 1fr; gap: 28px; }
.ov-tpl { position: relative; margin: 0; display: grid; gap: 14px; }
.ov-tpl__frame { position: relative; aspect-ratio: 1440 / 900; overflow: hidden; border-radius: var(--tui-r-l); background: var(--tui-desk); box-shadow: var(--tui-raised); }
.ov-tpl__frame iframe { position: absolute; top: 0; left: 0; width: 1440px; height: 900px; border: 0; transform-origin: 0 0; pointer-events: none; }
.ov-tpl h3 { margin: 4px 0 0; font-size: 18px; }
.ov-tpl p { margin: 0; color: var(--tui-ink-2); }
.ov-tpl__keys { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 4px; }

.ov-brain__grid { display: grid; grid-template-columns: minmax(0, 7fr) minmax(0, 5fr); gap: 32px; align-items: start; }
.ov-cabinet { min-width: 0; }
.ov-files { display: grid; gap: 0; }
.ov-files__folder { display: grid; grid-template-columns: 150px minmax(0, 1fr); gap: 12px 20px; padding: 16px 0; border-bottom: 1px solid var(--tui-rule); }
.ov-files__folder:last-child { border-bottom: 0; }
.ov-files__folder > div { display: grid; gap: 4px; align-content: start; }
.ov-files__folder ul { margin: 0; padding: 0; list-style: none; display: grid; grid-template-columns: repeat(auto-fill, minmax(170px, 1fr)); gap: 6px 16px; }
.ov-files__folder li { display: flex; align-items: center; gap: 8px; font-size: var(--tui-t-small); color: var(--tui-ink); overflow-wrap: anywhere; }
.ov-files__folder li svg { flex: none; width: 11px; height: 11px; color: var(--tui-ink-3); }
.ov-brain__side { display: grid; gap: 20px; min-width: 0; }
.ov-brain__side > *, .ov-steps .docs-code, .docs-prose .docs-code { min-width: 0; max-width: 100%; }
.ov-brain__side .tui-spec { font-size: var(--tui-t-small); }

.ov-steps { margin: 0; padding: 0; list-style: none; display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 20px; counter-reset: step; }
.ov-steps li { display: grid; gap: 10px; align-content: start; min-width: 0; }
.ov-steps h3 { margin: 6px 0 0; font-size: 16px; }
.ov-steps p { margin: 0; color: var(--tui-ink-2); font-size: var(--tui-t-small); }
.ov-steps .docs-code { margin: 4px 0 0; }
.ov-steps .docs-code pre { font-size: 11.5px; }

.ov-pass { display: grid; grid-template-columns: minmax(0, 6fr) minmax(0, 5fr); gap: 48px; align-items: center; margin-top: 96px; padding: 56px; border-radius: 20px; color: var(--tui-ink); background: var(--tui-desk); box-shadow: var(--tui-raised); }
.ov-pass .tui-h2 { font-size: clamp(30px, 3.6vw, 44px); letter-spacing: -0.03em; margin: 14px 0 16px; }
.ov-pass .tui-lead { margin: 0; }
.ov-pass .tui-panel { padding: 8px 20px; }
.ov-pass .ov-cta { margin-top: 28px; }

.ov-faq { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 32px; }
.ov-faq h3 { margin: 0 0 6px; }
.ov-faq details { border-bottom: 1px solid var(--tui-rule); }
.ov-faq summary { display: flex; justify-content: space-between; gap: 12px; padding: 14px 0; cursor: pointer; font-weight: 600; list-style: none; }
.ov-faq summary::-webkit-details-marker { display: none; }
.ov-faq summary::after { content: '+'; color: var(--tui-ink-2); font-weight: 400; }
.ov-faq details[open] summary::after { content: '−'; }
.ov-faq details p { margin: 0 0 16px; color: var(--tui-ink-2); }

.ov-foot { display: flex; flex-wrap: wrap; align-items: center; gap: 10px 22px; margin-top: 96px; padding: 28px 0 40px; border-top: 1px solid var(--tui-rule); font-size: var(--tui-t-small); }
.ov-foot .tui-label { margin-right: auto; }

/* ================================================================ widths */

@media (max-width: 1320px) {
  .docs-body { grid-template-columns: minmax(0, 1fr); }
  .docs-toc { display: none; }
}
@media (max-width: 1100px) {
  .ov-hero { grid-template-columns: minmax(0, 1fr); gap: 40px; }
  .ov-hero .tui-h1 { max-width: 14ch; }
  .ov-sec__head, .ov-brain__grid, .ov-pass { grid-template-columns: minmax(0, 1fr); }
  .ov-found { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .ov-steps { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .ov-faq { grid-template-columns: minmax(0, 1fr); gap: 20px; }
  .ov-split { grid-template-columns: minmax(0, 1fr); }
}
@media (max-width: 960px) {
  .docs { grid-template-columns: minmax(0, 1fr); gap: 0; padding: 0 16px; }
  .docs-rail { display: none; }
  .docs-menu, .docs-top__search { display: inline-flex; }
  .docs-top__brand { display: flex; }
  .docs-top { flex-wrap: wrap; gap: 8px 12px; padding: 10px 0; }
  .docs-crumbs { order: 5; flex-basis: 100%; }
  .docs-top__finish { display: none; }
  .docs-head { grid-template-columns: minmax(0, 1fr); gap: 24px; }
  .docs-head .docs-plate { max-width: 420px; }
  .ov-bar .tui-bar__links { display: none; }
  .ov-why__grid { grid-template-columns: minmax(0, 1fr); }
  .ov-templates { grid-template-columns: minmax(0, 1fr); }
}
@media (max-width: 640px) {
  .ov-wrap { padding: 0 16px; }
  .ov-bar .tui-bar { padding: 0 16px; gap: 10px; }
  .ov-bar .docs-finish, .ov-bar__search-long { display: none; }
  /* Phone: the receiver right after the headline, so the first screen shows something to turn. */
  .ov-hero { gap: 0; padding-top: 28px; }
  .ov-hero__copy { display: contents; }
  .ov-hero__copy > .tui-label { order: 1; }
  .ov-hero .tui-h1 { order: 2; margin: 14px 0 20px; }
  .ov-hero__device { order: 3; }
  .ov-hero .tui-lead { order: 4; margin-top: 28px; }
  .ov-cta { order: 5; }
  .ov-price { order: 6; }
  .ov-proof { order: 7; }
  .ov-proof { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .ov-device { padding: 20px 16px 20px; }
  .ov-device__main { grid-template-columns: minmax(0, 1fr); }
  .ov-speaker { height: 22px; }
  .ov-device__meters { grid-template-columns: minmax(0, 1fr); gap: 12px; }
  .ov-device__controls { justify-content: space-around; }
  .ov-device__controls > .tui-field { flex-basis: 100%; }
  .ov-split__half { padding: 22px 16px; }
  .ov-states { grid-template-columns: repeat(3, auto); }
  .ov-found, .ov-steps { grid-template-columns: minmax(0, 1fr); }
  .ov-pass { padding: 32px 20px; }
  .ov-sec { padding-top: 72px; }
  .ov-files__folder { grid-template-columns: minmax(0, 1fr); }
  .docs-tiles, .docs-tiles--3 { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 24px 12px; }
  .docs-tile__win { height: 112px; padding: 8px; }
  .docs-tile__win > * { scale: 0.8; }
  .docs-tile__sum { display: none; }
  .docs-stage__bay { min-height: 280px; padding: 48px 16px; }
  .docs-stage__tools { margin-left: 0; }
  .docs-states { padding: 12px 10px 6px; }
  .docs-pager { grid-template-columns: minmax(0, 1fr); }
  .docs-pager__next { text-align: left; }
  .docs-api thead { display: none; }
  .docs-api tr { display: grid; grid-template-columns: minmax(0, 1fr) auto; gap: 2px 12px; padding: 12px 0; border-bottom: 1px solid var(--tui-rule); }
  .docs-api td { display: block; width: auto !important; padding: 0; border: 0; }
  .docs-api td:nth-child(3) { grid-column: 1 / -1; }
  .docs-api td:nth-child(4) { grid-column: 1 / -1; color: var(--tui-ink); }
  .docs-results a { grid-template-columns: minmax(0, 1fr); }
  .docs-results a > .tui-label { grid-row: auto; }
  .docs-type > div, .docs-meaning > div { grid-template-columns: minmax(0, 1fr); gap: 8px; }
  .docs-prompts li { flex-direction: column; align-items: flex-start; }
}
@media (prefers-reduced-motion: reduce) {
  .docs-drawer[open] { animation: none; }
  .docs-pager a, .docs-stage__bay, .ov-dial .needle { transition: none; }
}

@media (max-width: 640px) {
  .ov-states { grid-template-columns: repeat(5, auto); gap: 8px 6px; overflow-x: auto; }
  .ov-states .tui-key { --h: 28px; --skirt: 1.5px; padding: 0 8px; font-size: 11px; border-radius: 6px; }
  .ov-states .tui-label { font-size: 8.5px; }
}