:root{color-scheme:dark;--bg:#060b14;--surface:#0e1825;--panel:#101e2d;--text:#f0f5fa;--muted:#aebed0;--line:#2c4052;--accent:#55dbe9;--soft:#193444;--shadow:0 20px 70px #0006;--hero:none;--paper:rgba(11,21,33,.97)}
html[data-theme=light]{color-scheme:light;--bg:#edf1f2;--surface:#f9fafb;--panel:#fff;--text:#152d3b;--muted:#476071;--line:#c5d1d8;--accent:#006c80;--soft:#e0eef2;--shadow:0 20px 70px #21384a26;--paper:rgba(255,255,255,.97)}
*{box-sizing:border-box}body{margin:0;font:15px/1.65 Inter,'Segoe UI',Arial,sans-serif;background:var(--bg);color:var(--text)}body:before{content:'';position:fixed;inset:0;z-index:-2;background-image:linear-gradient(90deg,rgba(6,11,20,.74),rgba(6,11,20,.4)),var(--hero);background-size:cover;background-position:center bottom;background-repeat:no-repeat}html[data-theme=light] body:before{background-image:linear-gradient(90deg,rgba(237,241,242,.94),rgba(237,241,242,.82)),var(--hero)}
a{color:inherit;text-decoration:none}a:hover{color:var(--accent)}button,input,select{font:inherit}button{cursor:pointer;color:inherit}button:disabled{opacity:.45;cursor:default}button,a,input,select,summary{outline-offset:4px}button:focus-visible,a:focus-visible,input:focus-visible,select:focus-visible,summary:focus-visible{outline:2px solid var(--accent)}button{border:0}p{margin:0 0 18px}h1,h2,h3{line-height:1.25;margin:0 0 16px;letter-spacing:-.02em}h1{font-size:36px}h2{font-size:24px}h3{font-size:18px}[hidden]{display:none!important}.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0)}.skip-link{position:fixed;left:12px;top:-100px;padding:10px;background:var(--panel);z-index:300}.skip-link:focus{top:10px}
.review-toolbar{min-height:42px;display:flex;align-items:center;justify-content:flex-end;gap:16px;padding:5px 28px;background:var(--surface);border-bottom:1px solid var(--line);font-size:12px}.review-label{margin-right:auto;color:var(--muted)}.segmented{display:flex;border:1px solid var(--line);border-radius:6px;overflow:hidden}.segmented button{padding:4px 12px;background:transparent;color:var(--muted)}.segmented [aria-pressed=true]{color:var(--text);background:var(--soft)}.text-button{background:transparent;padding:4px 0;color:var(--accent);text-align:left}.main-header{position:relative;z-index:50;display:flex;align-items:center;gap:24px;padding:12px max(24px,calc((100vw - 1470px)/2));min-height:92px;background:var(--paper);border-bottom:1px solid var(--line)}.brand{display:flex;flex-shrink:0;align-items:center}.brand img,.footer>img{object-fit:contain;filter:brightness(0) invert(1)}html[data-theme=light] .brand img,html[data-theme=light] .footer>img{filter:none}.site-navigation,.help-navigation{display:flex;align-items:center;gap:22px;flex:1;font-size:13px}.help-navigation{display:none}html[data-surface=help] .site-navigation{display:none}html[data-surface=help] .help-navigation{display:flex}.mega-trigger{padding:10px 0;background:transparent;font-weight:600;color:var(--accent)}.search-trigger{display:flex;gap:12px;align-items:center;background:var(--soft);border:1px solid var(--line);border-radius:7px;padding:9px 14px;white-space:nowrap;font-size:13px}kbd{font:11px 'Segoe UI',sans-serif;color:var(--muted);border:1px solid var(--line);padding:1px 4px;border-radius:3px}
.megamenu{position:absolute;z-index:80;left:24px;right:24px;top:134px;max-width:1420px;margin:auto;background:var(--surface);border:1px solid var(--line);border-radius:12px;box-shadow:var(--shadow);padding:24px 32px}.mega-heading,.dialog-heading{display:flex;align-items:center;justify-content:space-between;gap:24px}.mega-heading h2{margin:5px 0 20px;font-size:24px}.eyebrow{font-size:11px;font-weight:600;letter-spacing:.08em;text-transform:uppercase;color:var(--accent)}.icon-button{background:transparent;border-radius:5px;padding:3px 10px;font-size:26px;line-height:1.3;color:var(--muted)}.mega-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px 34px}.mega-item{display:grid;grid-template-columns:64px 1fr;gap:16px}.theme-icon{width:64px;height:64px;object-fit:contain;flex-shrink:0}.mega-item h3{margin-bottom:6px;font-size:16px}.mega-item a{display:block;font-size:13px;color:var(--muted);padding:3px 0}.mega-item h3 a{color:var(--text);font-size:16px}.mega-item a:hover{color:var(--accent)}.mega-bottom{display:flex;justify-content:space-between;align-items:center;padding-top:20px;margin-top:24px;border-top:1px solid var(--line);font-size:13px;color:var(--accent)}
.context-bar{position:sticky;top:0;z-index:45;display:flex;gap:20px;align-items:center;min-height:50px;padding:0 28px;background:var(--paper);border-bottom:1px solid var(--line);backdrop-filter:blur(14px);font-size:13px}.context-links{display:flex;gap:22px;align-items:center;flex:1;overflow:auto;white-space:nowrap}.context-links a{padding:13px 0;color:var(--muted)}.context-links a[aria-current=page]{color:var(--accent);box-shadow:inset 0 -2px var(--accent)}#open-tree{display:none}.action-menu{background:var(--panel);color:var(--text);border:1px solid var(--line);border-radius:8px;box-shadow:var(--shadow);padding:6px;min-width:240px;--anchor-gap:8px}.action-menu a{display:block;padding:10px 12px;border-radius:5px;font-size:13px}.action-menu a:hover{background:var(--soft)}
.page-grid{display:grid;grid-template-columns:276px minmax(0,1fr) 175px;gap:28px;max-width:1480px;margin:0 auto;padding:28px 28px 50px;align-items:start}.sidebar{position:sticky;top:72px;max-height:calc(100dvh - 98px);display:flex;flex-direction:column;padding:18px 16px;background:var(--paper);border:1px solid var(--line);border-radius:9px;min-height:450px}.sidebar-top{display:flex;justify-content:space-between;align-items:center;margin-bottom:12px}.sidebar h2{font-size:14px;letter-spacing:0;margin:0}.sidebar-top .icon-button{display:none}.tree-filter{position:relative}.tree-filter input{width:100%;font-size:12px;padding:8px 30px 8px 10px;background:var(--surface);color:var(--text);border:1px solid var(--line);border-radius:5px}.tree-filter>span:last-child{position:absolute;right:10px;top:5px;color:var(--muted)}.tree-tools{display:flex;align-items:center;justify-content:space-between;font-size:11px;color:var(--muted);padding:9px 0}#tree{overflow:auto;overscroll-behavior:contain;padding-right:4px;scrollbar-width:thin}#tree details{margin:1px 0}#tree summary{display:flex;gap:7px;align-items:flex-start;cursor:pointer;list-style:none;font-size:12px;padding:6px 4px;color:var(--muted)}#tree summary::-webkit-details-marker{display:none}#tree summary:before{content:'›';font-size:16px;line-height:18px;flex-shrink:0;width:9px;transition:transform .15s}#tree details[open]>summary:before{transform:rotate(90deg)}#tree summary a{flex:1;padding:0}#tree details.section>summary{font-weight:600;color:var(--text);padding:8px 4px;font-size:13px}#tree .tree-children{margin-left:12px;padding-left:9px;border-left:1px solid var(--line)}#tree a.topic-link{display:block;padding:5px 8px;font-size:12px;line-height:1.45;color:var(--muted);border-radius:4px;margin:2px 0}#tree [aria-current=page]{color:var(--accent)!important;background:var(--soft)}.sidebar-bottom{display:flex;flex-direction:column;border-top:1px solid var(--line);padding-top:13px;margin-top:13px;gap:4px;font-size:12px}.small-label{font-size:10px;font-weight:600;color:var(--muted);letter-spacing:.08em;text-transform:uppercase}
main{padding:0 28px 28px;background:var(--paper);border:1px solid var(--line);border-radius:10px;min-width:0;min-height:600px}.breadcrumbs{display:flex;gap:7px;flex-wrap:wrap;color:var(--muted);font-size:11px;padding:18px 0;border-bottom:1px solid var(--line);line-height:1.5}.article-header{padding:30px 0 20px}.article-title-row{display:flex;gap:18px;align-items:center}.article-title-row .theme-icon{width:75px;height:75px}.article-title-row h1{margin:0}.article-deck{font-size:16px;color:var(--muted);line-height:1.7;margin:18px 0}.source-label{display:flex;align-items:center;gap:8px;font-size:11px;color:var(--muted);margin-top:12px}.source-label:before{content:'';width:6px;height:6px;flex-shrink:0;border-radius:50%;background:var(--accent)}#article-body section{padding:26px 0;border-top:1px solid var(--line);scroll-margin-top:74px}#article-body h2[id],#article-body h3[id]{scroll-margin-top:74px}#article-body p{color:var(--muted)}#article-body strong{color:var(--text)}#article-body a:not(.primary-button):not(.secondary-button){color:var(--accent)}.page-outline{position:sticky;top:82px;padding-top:4px;max-height:calc(100dvh - 104px);overflow:auto}.page-outline nav{display:flex;flex-direction:column;gap:4px;margin-top:16px}.page-outline nav a{padding:5px 0 5px 12px;border-left:1px solid var(--line);font-size:12px;line-height:1.45;color:var(--muted)}.page-outline nav a:hover{border-color:var(--accent);color:var(--accent)}.outline-extra{display:flex;flex-direction:column;gap:8px;font-size:12px;margin-top:30px;border-top:1px solid var(--line);padding-top:16px}.hero-summary{position:relative;padding:26px!important;border-radius:8px;background-image:linear-gradient(90deg,#0d1828ed,#0d182879),var(--hero);background-size:cover;background-position:right center;color:#f1f6fa;border:1px solid #32465d!important}.hero-summary p{color:#d9e4ed!important;max-width:470px}.hero-summary h2{font-size:27px;max-width:450px}.hero-summary .primary-button{color:#07151d!important;background:#73e5ef}.card-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px;margin:20px 0}.topic-card{display:block;padding:18px;border:1px solid var(--line);border-radius:7px;background:var(--surface);transition:background .15s}.topic-card:hover{background:var(--soft)}.topic-card h3{color:var(--text);margin-bottom:8px;font-size:17px}.topic-card p{font-size:13px;margin:0;line-height:1.6}.topic-card .theme-icon{width:58px;height:58px;margin-bottom:12px}.primary-button,.secondary-button{display:inline-flex;align-items:center;justify-content:center;padding:9px 16px;border-radius:5px;font-size:13px;font-weight:600;line-height:1.5;gap:7px}.primary-button{background:var(--accent);color:var(--bg)}.secondary-button{background:var(--soft);color:var(--text);border:1px solid var(--line)}.notice{padding:14px 17px;margin:20px 0;border-left:3px solid var(--accent);background:var(--soft);font-size:13px}.notice p:last-child{margin:0}.tabs{display:flex;gap:3px;padding-bottom:0;border-bottom:1px solid var(--line);overflow:auto;margin:20px 0}.tabs button{padding:10px 14px;background:transparent;color:var(--muted);white-space:nowrap;font-size:13px}.tabs [aria-selected=true]{color:var(--accent);box-shadow:inset 0 -2px var(--accent)}.tab-panel{padding:8px 0 0}.set-example{display:grid;grid-template-columns:1fr 1fr;gap:16px;margin:18px 0}.set-example>div,.result-box{background:var(--surface);border:1px solid var(--line);border-radius:6px;padding:16px}.set-example h3,.result-box h3{font-size:14px;margin-bottom:12px}.game-tokens{display:flex;gap:8px;flex-wrap:wrap}.game-tokens span{padding:5px 11px;font-size:13px;border:1px solid var(--line);border-radius:4px;background:var(--panel)}.game-tokens span.shared{border-color:var(--accent);color:var(--accent)}.result-box{margin:18px 0;border-color:var(--accent)}.operation-math{font:16px 'Segoe 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img{display:block;max-width:100%;height:auto;max-height:340px;object-fit:contain}.screenshot figcaption{margin-top:8px;font-size:11px;color:var(--muted);line-height:1.5}.accordion{border:1px solid var(--line);border-radius:6px;margin:10px 0;overflow:hidden}.accordion summary{cursor:pointer;padding:15px 18px;background:var(--surface);font-size:14px;color:var(--text)}.accordion>div{padding:16px 18px;border-top:1px solid var(--line);font-size:14px}.accordion p:last-child{margin:0}.comparison-wrap{overflow-x:auto}.comparison-table{width:100%;border-collapse:collapse;font-size:13px;margin:16px 0}.comparison-table th,.comparison-table td{padding:13px 12px;vertical-align:top;text-align:left;border-bottom:1px solid var(--line)}.comparison-table th{color:var(--text);background:var(--surface);font-weight:600}.comparison-table td{color:var(--muted)}.comparison-table th:first-child{min-width:130px}.comparison-table td:first-child{color:var(--text)}.gallery-screen{display:flex;min-height:220px;align-items:center;justify-content:center;padding:18px;border:1px solid var(--line);border-radius:7px;background:var(--surface)}.gallery-screen img{max-width:100%;max-height:360px;object-fit:contain}.gallery-controls{display:flex;align-items:center;gap:12px;justify-content:space-between;margin:14px 0;font-size:12px}.gallery-thumbnails{display:flex;gap:9px;overflow:auto}.gallery-thumbnails button{width:86px;height:60px;flex-shrink:0;display:flex;justify-content:center;align-items:center;background:var(--surface);border:1px solid var(--line);border-radius:4px;padding:4px}.gallery-thumbnails button[aria-pressed=true]{border:2px solid var(--accent)}.gallery-thumbnails img{max-width:100%;max-height:100%;object-fit:contain}.learning-layout{display:grid;grid-template-columns:minmax(0,1.2fr) minmax(0,1fr);gap:22px;align-items:start}.learning-layout .screenshot{margin:0}.chess-board{display:grid;grid-template-columns:repeat(8,1fr);border:5px solid #435b67;max-width:350px;width:100%;aspect-ratio:1}.chess-board>span{display:flex;align-items:center;justify-content:center;font-family:'Segoe UI Symbol',serif;font-size:30px;aspect-ratio:1;line-height:1;background:#d4dde0;color:#162430}.chess-board>span.dark-square{background:#72929e}.chess-board>span.white-piece{color:white;text-shadow:0 1px 1px black,1px 0 1px black,-1px 0 1px black}.board-caption{font-size:12px;margin:9px 0}.previous-next{display:grid;grid-template-columns:1fr 1fr;gap:20px;border-top:1px solid var(--line);padding-top:24px;margin-top:30px}.previous-next a{display:flex;flex-direction:column;gap:4px;font-size:13px;color:var(--text)}.previous-next a:last-child{text-align:right}.previous-next span{font-size:11px;color:var(--muted)}.related{border-top:1px solid var(--line);padding-top:24px;margin-top:24px}.related h2{font-size:16px}.related>div{display:flex;flex-wrap:wrap;gap:8px}.related a{border:1px solid var(--line);background:var(--surface);padding:6px 11px;border-radius:4px;font-size:12px}.footer{display:flex;align-items:start;gap:34px;max-width:1424px;margin:0 auto;padding:30px 28px;border-top:1px solid var(--line);background:var(--paper)}.footer>img{flex-shrink:0}.footer p{font-size:11px;color:var(--muted);margin-bottom:12px}.prototype-note{max-width:1424px;padding:20px 28px;margin:0 auto;color:var(--muted);font-size:11px}.article-original{overflow-wrap:anywhere}.article-original table{max-width:100%;width:auto;border-collapse:collapse}.article-original th,.article-original td{padding:4px;vertical-align:top}.article-original img{max-width:100%;height:auto;cursor:zoom-in}.article-original blockquote{margin:14px 0}.article-original h1{font-size:26px}.article-original h2{font-size:22px}.article-original a{color:var(--accent)}
dialog{background:var(--panel);color:var(--text);border:1px solid var(--line);border-radius:12px;box-shadow:var(--shadow);padding:26px;max-height:90dvh;overflow:auto}dialog::backdrop{background:#030911bb;backdrop-filter:blur(5px)}.search-dialog{width:min(880px,calc(100% - 32px))}.dialog-heading h2{font-size:25px;margin:6px 0 24px}.search-input-row{display:flex;gap:10px}.search-input-row input{flex:1;min-width:0;font-size:16px;padding:12px 16px;border:1px solid var(--line);background:var(--surface);color:var(--text);border-radius:6px}.search-options{margin:18px 0;padding:0 0 15px;border-bottom:1px solid var(--line)}.search-options summary{color:var(--accent);font-size:13px;cursor:pointer}.search-filters{display:grid;grid-template-columns:repeat(3,1fr);gap:15px;margin:14px 0}.search-filters label{font-size:12px;color:var(--muted);display:flex;flex-direction:column;gap:5px}.search-filters select{width:100%;background:var(--surface);color:var(--text);border:1px solid var(--line);border-radius:5px;padding:8px;font-size:12px}.checkbox-label{display:flex;gap:8px;align-items:center;font-size:12px;color:var(--muted)}.search-status{font-size:12px;color:var(--muted);margin:15px 0}.result-card{display:block;padding:17px 14px;border-top:1px solid var(--line);border-radius:4px}.result-card:hover{background:var(--soft)}.result-card h3{font-size:17px;color:var(--text);margin-bottom:6px}.result-card small{display:block;color:var(--accent);font-size:11px;margin-bottom:9px}.result-card p{font-size:13px;color:var(--muted);margin:0;line-height:1.65}.result-card mark{background:var(--soft);color:var(--accent)}#more-results{margin-top:15px}.formats-dialog{width:min(820px,calc(100% - 32px))}.formats-list{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}.format-item{display:block;border:1px solid var(--line);padding:15px;border-radius:6px}.format-item h3{font-size:16px;margin-bottom:7px}.format-item p{font-size:12px;color:var(--muted);margin-bottom:5px}.format-item span{color:var(--accent);font-size:11px}.image-dialog{max-width:calc(100vw - 32px);text-align:center}.image-dialog .image-scroll>img{display:block;max-width:100%;max-height:75dvh;height:auto;margin:auto}.image-dialog>.icon-button{display:block;margin-left:auto}.image-dialog p{font-size:12px;color:var(--muted);margin:14px 0 0}
@media(min-width:1600px){.page-grid{grid-template-columns:300px minmax(0,1fr) 180px}}@media(max-width:1180px){.page-grid{grid-template-columns:250px minmax(0,1fr);gap:22px;padding:24px}.page-outline{display:none}.main-header{gap:20px}.site-navigation{gap:15px;font-size:12px}.search-trigger kbd{display:none}.main-header .brand img{width:92px;height:58px}.megamenu{top:123px}.steps-layout{grid-template-columns:145px minmax(0,1fr)}main{padding:0 24px 24px}.article-title-row h1{font-size:32px}.learning-layout{grid-template-columns:1fr}.chess-board{max-width:340px}}
@media(max-width:850px){.review-toolbar{gap:9px;flex-wrap:wrap;padding:8px 16px}.review-label{display:none}.main-header{padding:12px 16px;min-height:78px;gap:16px}.site-navigation>a{display:none}.site-navigation,.help-navigation{gap:12px}.main-header .brand img{width:84px;height:53px}.search-trigger{padding:8px 10px}.megamenu{position:fixed;top:100px;bottom:20px;overflow:auto;padding:20px;left:16px;right:16px}.mega-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:20px}.mega-item{grid-template-columns:48px 1fr;gap:12px}.mega-item .theme-icon{width:48px;height:48px}.context-bar{padding:0 16px;gap:14px}#open-tree{display:block;font-size:12px;white-space:nowrap}.context-links{gap:18px;font-size:12px}.context-actions{display:none}.page-grid{display:block;padding:20px 16px}.sidebar{display:none}.sidebar.is-open{display:flex;position:fixed;left:16px;top:100px;bottom:16px;z-index:90;width:min(320px,calc(100vw - 32px));max-height:none;box-shadow:var(--shadow)}.sidebar-top .icon-button{display:block}.footer{padding:24px 16px;gap:22px}.footer>img{width:80px;height:51px}.search-filters{grid-template-columns:1fr 1fr}.review-toolbar .segmented button{font-size:11px;padding:4px 9px}}
@media(max-width:520px){body{font-size:14px}.main-header{gap:12px}.mega-trigger{font-size:12px}.search-trigger{font-size:12px;gap:5px}.main-header .brand img{width:70px;height:45px}.context-links a{padding:12px 0}.page-grid{padding:14px 10px 30px}main{padding:0 18px 22px}.breadcrumbs{font-size:10px}.article-header{padding-top:22px}.article-title-row{gap:12px}.article-title-row .theme-icon{width:55px;height:55px}.article-title-row h1{font-size:26px}.article-deck{font-size:14px}.hero-summary{padding:20px!important}.hero-summary h2{font-size:24px}.card-grid{grid-template-columns:1fr}.set-example{gap:9px}.set-example>div,.result-box{padding:12px}.game-tokens{gap:5px}.game-tokens span{padding:4px 8px}.steps-layout{display:block}.step-navigation{flex-direction:row;overflow:auto;border-right:0;border-bottom:1px solid var(--line);padding:0 0 12px;margin-bottom:20px}.step-navigation button{flex-shrink:0;max-width:170px}.formats-list{grid-template-columns:1fr}.search-filters{grid-template-columns:1fr}.search-input-row input{font-size:14px;padding:10px}.dialog-heading h2{font-size:22px}.search-input-row{gap:7px}.primary-button{padding:9px 12px}dialog{padding:20px}.mega-grid{grid-template-columns:1fr}.mega-heading h2{font-size:21px}.mega-bottom{display:block}.mega-bottom .text-button{margin-top:10px}.footer{display:block}.footer>img{margin-bottom:18px}.review-toolbar #show-formats{width:100%;text-align:right}.tabs button{padding:10px 12px}.previous-next{gap:14px;font-size:12px}.gallery-controls{gap:7px}.gallery-controls .secondary-button{padding:6px 10px}.chess-board>span{font-size:27px}}
@media(prefers-reduced-motion:reduce){*{scroll-behavior:auto!important;transition:none!important}}
.brand img,.footer>img{filter:invert(1)}html[data-theme=light] .brand img,html[data-theme=light] .footer>img{filter:none}.article-title-row h1:focus{outline:none}#tree details.section>summary{align-items:center;gap:7px}#tree details.section>summary .theme-icon{width:30px;height:30px}#tree details.section>summary:before{align-self:center}.context-links{scrollbar-width:none}.context-links::-webkit-scrollbar{display:none}

/* DONOR THEME ADAPTATION */
/* Witalex's existing compiled CSS supplies the six materials, fonts, controls,
   hover states and 7.15rem menu icons. This file places them in the prototype.
   Owner-approved exceptions: no main-menu chevron, larger tree icons, graphic
   full breadcrumbs and larger navigation tiles. The donor is never written.
   The owner rejected the chess photograph as a background: do not restore it. */
html[data-wxs-theme] {
 --bg:var(--wxs-bg);--surface:var(--wxs-surface);--panel:var(--wxs-panel);
 --text:var(--wxs-text);--muted:var(--wxs-muted);--line:var(--wxs-border);
 --accent:var(--wxs-accent);--soft:color-mix(in srgb,var(--wxs-accent) 9%,var(--wxs-panel));
 --paper:var(--wxs-material-card);--shadow:var(--wxs-shadow-card);
 --graphic-shade:rgb(5 7 12 / .64);--header-shade:rgb(3 5 10 / .86);
 --reading-shade:rgb(8 11 16 / .91);--reading-end:rgb(4 6 10 / .97);
 --button-ink:#02050a;
 --atmosphere:radial-gradient(ellipse at 48% 0%,rgb(139 92 246 / .18),transparent 39%),radial-gradient(ellipse at 27% 9%,rgb(34 211 238 / .11),transparent 38%),radial-gradient(ellipse at 72% 6%,rgb(20 184 166 / .1),transparent 36%);
 --grid-color:rgb(255 255 255 / .025);
}
html[data-wxs-theme=graphite-silver]{--graphite-header-footer-background:linear-gradient(180deg,#080808 0%,#131313 100%);--atmosphere:radial-gradient(ellipse at 48% 0%,rgb(212 220 227 / .12),transparent 44%),radial-gradient(ellipse at 28% 9%,rgb(153 164 175 / .08),transparent 40%)}
html[data-theme=light] {
 --graphic-shade:rgb(242 248 252 / .88);--header-shade:rgb(249 253 255 / .91);
 --reading-shade:rgb(255 255 255 / .88);--reading-end:rgb(235 243 249 / .97);
 --button-ink:#102334;--accent:var(--color-accent-bright);
 --atmosphere:radial-gradient(ellipse at 48% 0%,rgb(139 92 246 / .06),transparent 39%),radial-gradient(ellipse at 27% 9%,rgb(34 211 238 / .07),transparent 38%);
 --grid-color:rgb(35 48 60 / .035);
}
body {font-family:'Inter Variable',Inter,'Segoe UI',sans-serif;background:var(--wxs-material-body);isolation:isolate}
body:before,html[data-theme=light] body:before {
 background-image:var(--atmosphere);
 background-size:auto;background-position:top center;background-repeat:no-repeat;z-index:-2;
}
body:after {content:'';position:fixed;inset:0;z-index:-1;pointer-events:none;background-image:linear-gradient(var(--grid-color) 1px,transparent 1px),linear-gradient(90deg,var(--grid-color) 1px,transparent 1px);background-size:56px 56px;mask-image:radial-gradient(ellipse at top,black 26%,transparent 78%)}
.review-toolbar{background:var(--surface);border-bottom:1px solid var(--line)}
.review-toolbar>.segmented[aria-label='Тема оформления']{display:none}
.main-header{display:block;position:relative;z-index:80;padding:0;min-height:0;border-bottom:1px solid var(--wxs-border-strong)}
html[data-wxs-theme] .main-header[data-nav] {
 background:linear-gradient(var(--header-shade),var(--header-shade)),var(--atmosphere),var(--wxs-material-menu)!important;
 background-size:auto!important;background-position:top center!important;
}
.main-header-row{display:flex;align-items:center;gap:24px;max-width:1480px;min-height:88px;margin:auto;padding:8px 28px}
.site-navigation,.help-navigation{gap:4px;flex:1}
.site-navigation>a,.help-navigation>a,.mega-trigger{display:inline-flex;align-items:center;height:40px;padding:8px 12px;border-radius:8px;font-size:14px;font-weight:500;background:transparent;color:var(--muted)}
.mega-trigger[aria-expanded=true]{color:var(--text);text-shadow:0 0 12px color-mix(in srgb,var(--accent) 42%,transparent)}
.header-utilities,#header-controls{display:flex;align-items:center;gap:6px;flex-shrink:0}
.header-utilities{margin-left:auto}
.header-utilities button{cursor:pointer}
.wxs-nav-compact-item{position:relative}
html[data-wxs-theme] .main-header[data-nav] .header-utilities .wxs-nav-compact-item:after{left:0!important;right:0!important;width:auto!important}
.header-control-note{max-width:100%;font-size:12px;line-height:1.6;padding:12px;color:var(--muted);white-space:normal}
#language-menu .current-language{background:var(--panel);color:var(--text)}
.megamenu{position:absolute;top:100%;left:0;right:0;max-width:none;margin:0;padding:0;max-height:calc(100dvh - 150px);overflow:auto;border:0;border-radius:0;background:transparent;box-shadow:none}
.mega-surface{border-top:1px solid var(--line);border-bottom:1px solid var(--line);background:var(--wxs-material-menu);box-shadow:var(--wxs-shadow-card)}
.mega-container{max-width:none;width:100%;margin:0;padding:24px 32px}
.mega-overview-actions{display:flex;align-items:center;gap:8px}
#mega-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:12px}
.mega-item{display:block;padding:20px;border:1px solid var(--wxs-material-card-border);border-radius:var(--wxs-material-radius);background:var(--wxs-material-card);box-shadow:var(--wxs-material-card-shadow);transition:background .15s,border-color .15s,box-shadow .15s}
.mega-item:hover,.mega-item:focus-within{border-color:var(--wxs-material-card-border-hover);background:var(--wxs-material-card-hover);box-shadow:var(--wxs-material-card-shadow),0 0 22px color-mix(in srgb,var(--accent) 20%,transparent)}
.mega-item h3{margin:0;font-size:14px;line-height:20px;font-weight:600;letter-spacing:0}
.mega-item h3 a{font-size:14px;color:var(--text);line-height:20px}
.mega-item p{font-size:14px;line-height:24px;margin:6px 0 10px;color:var(--muted)}
.mega-topic-links{display:flex;flex-direction:column;gap:5px}
.mega-topic-links a{font-size:12px;line-height:18px;color:var(--muted)}
.mega-item a:hover{color:var(--accent)}
.context-bar{background:var(--wxs-material-menu);border-bottom:1px solid var(--line);padding-top:7px;padding-bottom:7px}
.context-links{gap:6px}
.context-links a,.secondary-button,.search-trigger,.context-actions>button{border:1px solid var(--line);border-radius:8px;background:var(--wxs-material-card);color:var(--muted);padding:8px 12px;min-height:36px;box-shadow:inset 0 1px color-mix(in srgb,var(--wxs-metal-hi) 30%,transparent)}
.context-links a{font-size:12px;display:inline-flex;align-items:center;white-space:nowrap}
.context-links a:hover,.context-links a[aria-current=page],.secondary-button:hover,.search-trigger:hover{border-color:var(--wxs-material-card-border-hover);background:var(--wxs-material-card-hover);color:var(--text)}
.primary-button,.hero-summary .primary-button{min-height:40px;padding:9px 16px;border-radius:8px;font-weight:500;background:linear-gradient(90deg,var(--wxs-accent-2),var(--wxs-accent));color:var(--button-ink)!important;box-shadow:0 0 24px color-mix(in srgb,var(--wxs-accent-2) 35%,transparent),0 0 64px color-mix(in srgb,var(--wxs-accent) 12%,transparent)}
.primary-button:hover{filter:brightness(1.1)}.primary-button:active{filter:brightness(.95)}
main,.sidebar,.page-outline{border:1px solid var(--wxs-material-card-border);border-radius:var(--wxs-material-radius);background:var(--wxs-material-card);box-shadow:var(--wxs-material-card-shadow)}
.page-outline{padding:20px 16px}
.sidebar{padding:18px 16px}
#tree details.section>summary{display:flex;align-items:center;gap:10px;min-height:74px;line-height:1.45;padding:8px 0;font-size:13px}
#tree details.section>summary .theme-icon{width:60px;height:60px;flex:0 0 60px;object-fit:contain}
#tree details.section>summary{min-height:116px;gap:12px;padding:10px 0;white-space:normal}
#tree details.section>summary .theme-icon{width:96px;height:96px;flex:0 0 96px}
#tree details.section>summary:before{align-self:center}
.theme-icon{width:80px;height:80px;object-fit:contain}
.article-title-row .theme-icon{width:88px;height:88px}
.topic-card{border:1px solid var(--wxs-material-card-border);border-radius:var(--wxs-material-radius);background:var(--wxs-material-card);box-shadow:var(--wxs-material-card-shadow)}
.topic-card:hover{border-color:var(--wxs-material-card-border-hover);background:var(--wxs-material-card-hover)}
.topic-card{display:grid;grid-template-columns:136px minmax(0,1fr);column-gap:20px;row-gap:16px;align-items:center;padding:22px}
.topic-card .theme-icon{grid-column:1;grid-row:1;width:136px;height:136px;margin:0;object-fit:contain}
.topic-card h3{grid-column:2;grid-row:1;font-size:18px;line-height:1.45;margin:0;overflow-wrap:anywhere}
.topic-card p{grid-column:1 / -1;grid-row:2;font-size:14px;line-height:1.7;margin:0}
.hero-summary{background-image:linear-gradient(var(--grid-color) 1px,transparent 1px),linear-gradient(90deg,var(--grid-color) 1px,transparent 1px),var(--atmosphere)!important;background-size:56px 56px,56px 56px,auto!important;background-position:top center!important;background-color:var(--wxs-bg)!important;color:var(--text);border-color:var(--line)!important}
html[data-theme=light] .hero-summary{background-color:var(--wxs-surface)!important}
.hero-summary p{color:var(--muted)!important}
.hero-summary.is-illustrated{display:grid;grid-template-columns:minmax(0,1fr) minmax(240px,36%);gap:24px;align-items:center;padding:28px!important}
.hero-copy{min-width:0}.hero-copy h2,.hero-copy p{max-width:none}
.hero-illustration{display:block;width:100%;height:auto;max-height:330px;object-fit:contain}
html[data-wxs-theme=graphite-silver] .main-header[data-nav]{background:var(--graphite-header-footer-background)!important}
html[data-wxs-theme=graphite-silver] .context-bar{background:linear-gradient(180deg,#111111 0%,#191919 100%)}
html[data-wxs-theme=graphite-silver] .review-toolbar{background:#171717}
html[data-wxs-theme=graphite-silver] .main-header .search-trigger,html[data-wxs-theme=graphite-silver] .context-bar a,html[data-wxs-theme=graphite-silver] .context-bar button{background:linear-gradient(180deg,#25282b,#17191b);border-color:#3c4145}
html[data-wxs-theme=graphite-silver] .footer{max-width:none;width:100%;margin:0;border-radius:0;background:var(--graphite-header-footer-background)}
@media(max-width:700px){.hero-summary.is-illustrated{grid-template-columns:minmax(0,1fr);gap:20px}.hero-illustration{width:min(280px,100%);max-height:280px;justify-self:center}}
.tabs,.step-navigation button,.accordion{border:1px solid var(--line);border-radius:var(--wxs-material-radius);background:var(--wxs-material-card)}
.tabs{padding:5px;gap:5px}
.tabs button{min-height:40px;border-radius:8px;border:1px solid transparent;padding:9px 14px;background:transparent}
.tabs [aria-selected=true],.step-navigation button[aria-selected=true]{background:var(--wxs-material-card-hover);border-color:var(--wxs-material-card-border-hover);box-shadow:var(--wxs-material-card-shadow)}
.breadcrumbs{display:flex;flex-wrap:wrap;gap:8px;line-height:1.7;overflow-wrap:anywhere}
.breadcrumbs .root-link{color:var(--accent);font-weight:600}
.breadcrumbs a:hover{text-decoration:underline;text-underline-offset:4px}
.root-return{display:inline-flex;align-items:center;min-height:36px;padding:7px 12px;border:1px solid var(--line);border-radius:8px;font-size:12px;white-space:nowrap}
.board-caption[role=status]{line-height:1.6}
#mega-grid.compact-menu-preview{display:grid;grid-template-columns:280px minmax(0,1fr);gap:28px;padding:20px}
.compact-sections{display:flex;flex-direction:column;gap:4px}
.compact-sections button{min-height:34px;border:1px solid transparent;border-radius:7px;background:transparent;padding:7px 12px;color:var(--muted);font-size:13px;line-height:1.35;text-align:left}
.compact-sections button:hover,.compact-sections button[aria-selected=true]{background:var(--wxs-material-card-hover);border-color:var(--wxs-material-card-border-hover);color:var(--text)}
.compact-section-panel{min-width:0;border-left:1px solid var(--line);padding-left:28px}
.compact-section-heading{display:flex;gap:22px;align-items:center}.compact-section-heading img{width:136px;height:136px;object-fit:contain;flex-shrink:0}.compact-section-heading h3{font-size:22px;line-height:1.35;margin:8px 0 0}.compact-section-panel>p{font-size:14px;line-height:1.6;color:var(--muted);margin:12px 0}
.compact-topic-links{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:10px}.compact-topic-links a{padding:14px;border:1px solid var(--line);border-radius:7px;color:var(--text);font-size:14px;background:var(--wxs-material-card);display:flex;align-items:center;min-height:70px}.compact-topic-links a:hover{border-color:var(--wxs-material-card-border-hover);background:var(--wxs-material-card-hover)}
.compact-section-bottom{margin-top:12px}
.compact-mobile-choice{display:none}
.operation-choices dt{font-weight:600;margin-top:22px}.operation-choices dd{margin:6px 0 0;line-height:1.7;color:var(--muted)}
.portfolio-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px}.portfolio-card{display:flex;flex-direction:column;min-width:0;border:1px solid var(--line);background:var(--wxs-material-card);box-shadow:var(--wxs-material-card-shadow);color:var(--text);text-decoration:none}.portfolio-copy{padding:20px;flex:1}.portfolio-copy h3{margin:0 0 12px;font-size:17px;line-height:1.4}.portfolio-copy p{margin:0;color:var(--muted);font-size:14px;line-height:1.7}.portfolio-image{position:relative;display:grid;grid-template-rows:180px 52px;border-top:1px solid var(--line);background:var(--atmosphere),var(--wxs-surface)}.portfolio-image img{width:100%;height:180px;object-fit:contain;display:block;padding:8px}.portfolio-action{display:flex;align-items:center;justify-content:space-between;gap:10px;padding:10px 14px;font-size:12px;line-height:1.35;background:var(--wxs-material-card);border-top:1px solid var(--line)}.portfolio-action>span{display:grid;place-items:center;border:1px solid var(--line);border-radius:50%;width:28px;height:28px;flex-shrink:0;font-size:22px}.portfolio-card:hover,.portfolio-card:focus-visible{border-color:var(--wxs-material-card-border-hover);background:var(--wxs-material-card-hover)}.portfolio-card:focus-visible{outline:2px solid var(--accent);outline-offset:4px}
@media(max-width:1200px){.portfolio-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}@media(max-width:700px){.portfolio-grid{grid-template-columns:1fr}.portfolio-copy{padding:20px}.portfolio-image{grid-template-rows:200px 52px}.portfolio-image img{height:200px}}
@media(max-width:700px){#mega-grid.compact-menu-preview{grid-template-columns:1fr;gap:12px;padding:12px}.compact-sections{display:none}.compact-mobile-choice{display:grid;gap:6px;font-size:12px;color:var(--muted)}.compact-mobile-choice select{width:100%;min-width:0;min-height:44px;border:1px solid var(--line);border-radius:7px;padding:8px;color:var(--text);background:var(--wxs-surface);font:inherit;font-size:14px}.compact-section-panel{padding:12px 0 0;border-left:0;border-top:1px solid var(--line)}.compact-section-heading{gap:12px}.compact-section-heading img{width:80px;height:80px}.compact-section-heading h3{font-size:17px}.compact-section-panel>p{font-size:13px;margin:8px 0}.compact-topic-links{grid-template-columns:1fr;gap:6px}.compact-topic-links a{padding:8px 12px;min-height:44px;font-size:13px}.compact-section-bottom{margin-top:8px}}
@media(max-width:1100px){.topic-card{grid-template-columns:112px minmax(0,1fr);gap:16px;padding:18px}.topic-card .theme-icon{width:112px;height:112px}.topic-card h3{font-size:17px}}
@media(max-width:520px){.topic-card{grid-template-columns:112px minmax(0,1fr);column-gap:16px;row-gap:14px;padding:18px}.topic-card .theme-icon{width:112px;height:112px}}
@media(min-width:1181px){.page-grid{grid-template-columns:300px minmax(0,1fr) 175px}}
@media(max-width:1180px){.main-header-row{gap:12px}.site-navigation>a,.mega-trigger{padding:8px;font-size:12px}.search-trigger kbd{display:none}.mega-container{padding:24px}.mega-container>[data-mega-grid-menu]{padding-left:24px;padding-right:24px}#mega-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media(max-width:850px){.main-header-row{flex-wrap:wrap;gap:8px;padding:10px 16px}.site-navigation>a{display:none}.main-header .brand img{width:84px;height:53px}.header-utilities{gap:2px}.search-trigger{font-size:12px;padding:7px 10px}.help-navigation>a{display:none}.context-actions{display:block}.context-bar{gap:8px;padding:7px 12px}.root-return{padding:7px 9px}.context-links{min-width:0}.mega-container{padding:16px}.megamenu{position:absolute;top:100%;left:0;right:0;bottom:auto;max-height:calc(100dvh - 170px);padding:0}.mega-container>[data-mega-grid-menu]{padding:20px}#mega-grid{grid-template-columns:1fr;padding:14px}.sidebar.is-open{top:130px}.header-utilities .wxs-nav-compact-trigger:hover{width:2.9rem}.header-utilities .wxs-nav-compact-trigger[aria-expanded=true]{width:2.9rem}.header-utilities .wxs-nav-compact-label,.header-utilities .wxs-nav-compact-chevron{display:none}.header-utilities .wxs-nav-compact-icon{width:1.45rem!important;height:1.45rem!important;flex-basis:1.45rem!important}}
@media(max-width:520px){.main-header-row{padding:10px}.main-header .brand img{width:68px;height:43px}.site-navigation{flex:1}.mega-trigger{font-size:11px;padding:8px 5px}.header-utilities{margin-left:auto}.search-trigger{padding:7px;font-size:11px}.header-utilities{gap:0}.context-links{display:none}.context-actions{margin-left:auto}.mega-item>.flex{gap:12px}.mega-container>[data-mega-grid-menu]{padding:16px 12px}.mega-item{padding:16px}.breadcrumbs{font-size:11px}.article-title-row .theme-icon{width:72px;height:72px}.wxs-style-menu{max-width:calc(100vw - 24px)}.header-utilities .wxs-nav-compact-trigger{width:40px;padding-left:8px;padding-right:8px}.header-utilities .wxs-nav-compact-trigger[aria-expanded=true]{width:40px}}
/* Owner-requested full-width navigation and three-column content. */
.main-header-row{max-width:none;margin:0;padding-left:0;padding-right:0}
.context-bar{padding-left:0;padding-right:0}
.page-grid{max-width:none;width:100%;margin:0;padding-left:0;padding-right:0}
.page-grid>*{min-width:0}
/* Owner-requested heading composition and the supplied white SVG on Graphite Silver. */
html[data-wxs-theme="graphite-silver"] .brand img,html[data-wxs-theme="graphite-silver"] .footer>img{filter:none!important}
.article-title-row{display:grid;grid-template-columns:136px minmax(0,1fr);gap:24px;align-items:start}
.article-title-row .theme-icon{width:136px;height:136px;object-fit:contain;align-self:start}
.article-heading-copy{min-width:0}
.article-heading-copy .eyebrow{display:block;margin:0 0 12px}
.article-title-row .article-heading-copy h1{margin:0;overflow-wrap:anywhere}
@media(max-width:520px){.article-title-row{grid-template-columns:88px minmax(0,1fr);gap:16px}.article-title-row .theme-icon{width:88px;height:88px}.article-heading-copy .eyebrow{margin-bottom:9px}}
@media(max-width:360px){.article-title-row{grid-template-columns:72px minmax(0,1fr);gap:12px}.article-title-row .theme-icon{width:72px;height:72px}.article-title-row .article-heading-copy h1{font-size:24px}}
/* Only the separate compact proposal: leave the main menu untouched. */
@media(max-width:700px){#megamenu:has(.compact-menu-preview) .mega-container{padding:8px}#megamenu:has(.compact-menu-preview) [data-mega-grid-menu]{padding:8px}#megamenu:has(.compact-menu-preview) [data-mega-grid-menu]>.flex{padding-left:0;gap:6px;margin-bottom:8px;justify-content:space-between}#megamenu:has(.compact-menu-preview) [data-mega-grid-menu]>.flex>p{display:none}#mega-grid.compact-menu-preview{padding:10px}}
@media(max-width:700px) and (max-height:650px){.compact-section-heading,.compact-section-panel>p{display:none}#mega-grid.compact-menu-preview{gap:8px;padding:8px}.compact-mobile-choice{gap:4px;line-height:1.35}.compact-section-panel{padding-top:0;border-top:0}.main-header .compact-topic-links{gap:4px}.main-header .compact-topic-links a{font-size:12px;line-height:1.35;padding:7px 10px;min-height:44px}.main-header .compact-section-bottom a{font-size:12px;line-height:1.35;min-height:36px;padding:7px 10px}}
/* Owner correction: the outer inset equals the space between content columns. */
html[data-wxs-theme]{--page-edge:28px}
.main-header-row,.context-bar,.page-grid{padding-left:var(--page-edge);padding-right:var(--page-edge)}
.page-grid{column-gap:var(--page-edge)}
@media(max-width:700px){html[data-wxs-theme]{--page-edge:16px}}

/* Owner-selected content presentation, first implemented on database/manage. */
main[data-database-design]{container-type:inline-size;container-name:database-article}
main[data-database-design] .article-header{padding:14px 0 0}
main[data-database-design] .article-deck{margin:10px 0 0;line-height:1.55}
main[data-database-design] .source-label{margin-top:10px}
main[data-database-design] .article-title-row h1{font-weight:500}
main[data-database-design] #article-body>section{padding:22px 0}
main[data-database-design] #article-body .database-situations{padding-top:24px}
.database-situation-layout{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1.08fr);gap:24px;align-items:start}
.database-situations h2{font-size:18px;font-weight:600;letter-spacing:0;line-height:1.4;margin:0 0 12px}
.database-choice-list{display:flex;flex-direction:column;border:1px solid var(--line);border-radius:5px;overflow:hidden}
.database-choice-list button{display:flex;align-items:center;gap:14px;width:100%;min-height:78px;padding:13px 14px;background:var(--surface);border:1px solid transparent;border-bottom-color:var(--line);text-align:left;color:var(--text);line-height:1.4}
.database-choice-list button:last-child{border-bottom-color:transparent}
.database-choice-list button:hover{background:var(--soft)}
.database-choice-list button[aria-selected=true]{background:var(--wxs-material-card-hover,var(--soft));border-color:var(--accent);border-radius:3px;box-shadow:inset 0 0 0 1px color-mix(in srgb,var(--accent) 45%,transparent)}
.database-choice-list button:focus-visible{outline:2px solid var(--accent);outline-offset:-4px}
.database-choice-list button>img{width:32px;height:32px;flex:0 0 32px;object-fit:contain;filter:brightness(0) invert(1);opacity:.74}
.database-choice-list button>span:not(.database-important){flex:1;min-width:0}
.database-choice-list button strong{display:block;font-weight:600;font-size:13px}
.database-choice-list button small{display:block;color:var(--muted);font-size:12px;margin-top:4px}
.database-choice-list button>.database-choice-arrow{width:14px;height:14px;flex-basis:14px;opacity:.9}
.database-important{border:1px solid #b5873e;border-radius:4px;background:#67522d;color:#ffe0a0;font-size:10px;padding:3px 6px;white-space:nowrap}
.database-answers{min-width:0;padding-left:24px;border-left:1px solid var(--line)}
.database-answers [role=tabpanel]{scroll-margin-top:74px}
#article-body .database-case-condition{font-size:13px;line-height:1.6;margin-bottom:16px}
#article-body .database-situations .database-case-actions{border:0;padding:0;scroll-margin-top:74px}
#article-body .database-situations .database-case-result{padding:16px 0 0;margin-top:16px}
.database-situations h3{font-size:14px;letter-spacing:0;margin:0 0 10px}
.database-steps{list-style:none;counter-reset:database-step;padding:0;margin:0;display:flex;flex-direction:column;gap:26px}
.database-steps>li{counter-increment:database-step;position:relative;padding-left:58px;min-height:42px}
.database-steps>li:before{content:counter(database-step);position:absolute;left:0;top:0;display:grid;place-items:center;width:40px;height:40px;border:1px solid var(--wxs-material-card-border-hover,var(--line));border-radius:50%;background:var(--soft);color:var(--text);font-size:19px;font-weight:500}
.database-steps strong{display:block;font-size:16px;font-weight:600;line-height:1.45;margin-bottom:7px}
#article-body .database-steps p{font-size:14px;line-height:1.6;margin:0}
.database-steps.is-compact{gap:9px;margin-bottom:16px}
.database-steps.is-compact>li{padding-left:32px;min-height:22px}
.database-steps.is-compact>li:before{width:22px;height:22px;font-size:12px}
.database-steps.is-compact strong{font-size:13px;font-weight:400;margin:0;line-height:1.6;color:var(--muted)!important}
.program-figure{margin:20px 0 28px;min-width:0}
.program-capture{position:relative;max-width:100%;min-width:0}
.program-capture.has-markers{padding-top:30px}
.program-capture>button{display:block;width:100%;padding:0;border:0;background:transparent;cursor:zoom-in;border-radius:3px}
.program-capture>button:focus-visible{outline:2px solid var(--text);outline-offset:4px}
.program-capture>button>img{display:block;width:100%;height:auto;max-width:100%;max-height:none;object-fit:contain}
.program-field-markers{position:absolute;inset:0 0 auto;height:24px}
.program-field-markers>span{position:absolute;top:0;transform:translateX(-50%);display:block;min-width:22px;height:22px;padding:0 4px;border:1px solid var(--line);border-radius:50%;background:var(--panel);color:var(--text);font-size:12px;font-weight:600;line-height:20px;text-align:center}
#article-body .help-program-view h3{margin:26px 0 12px;font-size:18px;line-height:1.4}
#article-body .program-figure figcaption{margin-top:10px;color:var(--muted);font-size:13px;line-height:1.6}
#article-body .program-figure figcaption>span{display:block;margin-top:3px;font-size:12px}
.database-figure{margin:0;min-width:0}
.database-figure button{display:block;max-width:100%;padding:0;background:transparent;cursor:zoom-in;border-radius:3px}
.database-figure img{display:block;max-width:100%;max-height:360px;width:auto;height:auto;object-fit:contain}
.database-situations .database-figure img{max-height:260px}
.database-figure figcaption{font-size:11px;line-height:1.55;color:var(--muted);margin-top:9px}
.database-figure figcaption>span{display:block;margin-top:3px;font-size:10px}
.database-result{display:flex;gap:12px;align-items:flex-start}
.database-result>img{width:24px;height:24px;object-fit:contain;flex:0 0 24px;filter:invert(86%) sepia(15%) saturate(459%) hue-rotate(105deg) brightness(99%)}
#article-body .database-result p{font-size:13px;line-height:1.65;margin:0}
.database-case-links{display:flex;flex-wrap:wrap;gap:12px;margin-top:20px}
.database-case-links .secondary-button{font-size:12px;line-height:1.4}
.database-back-to-choice{display:none}
.database-instruction-layout{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,.98fr);gap:28px;align-items:start}
#article-body .database-before{border-top:0;padding-top:0}
.database-before h2{font-size:16px;letter-spacing:0;margin-bottom:9px}
.database-before p{font-size:14px;margin-bottom:8px}
.database-before>a{font-size:13px}
.database-before.is-inline{padding:0;border:0;margin:14px 0 0}
.database-before.is-inline h2{display:inline;font-size:13px;font-weight:600;letter-spacing:0;margin:0}
.database-before.is-inline h2:after{content:': '}
.database-before.is-inline p{display:inline;font-size:13px;line-height:1.6;margin:0}
.database-before.is-inline>a{display:block;margin-top:12px;font-size:12px}
main[data-database-design] #article-body>.database-instruction-actions{border-top:0;padding-top:18px}
.database-instruction-layout .database-figure img{max-height:300px}
.database-warning{padding:14px 16px;border:1px solid #a98b55;border-left-width:3px;border-radius:5px;background:color-mix(in srgb,#94712e 15%,var(--panel));margin:16px 0}
.database-warning>strong{font-size:14px;display:block;margin-bottom:6px}
#article-body .database-warning p{font-size:13px;line-height:1.6;margin:0;color:var(--text)}
.database-instruction-result h2,.database-help h2{font-size:18px;letter-spacing:0}
.database-instruction-result .database-result>img{width:36px;height:36px;flex-basis:36px}
.database-instruction-result .database-result{align-items:center}
.database-help p{font-size:14px;line-height:1.7}
.database-help-links{display:flex;flex-wrap:wrap;gap:10px 18px;font-size:13px}
.database-extra-image{margin-top:16px;font-size:12px}
.database-extra-image summary{font-size:12px}
.database-other-tasks{margin:8px 0 20px}
.database-source-links{padding-top:16px;border-top:1px solid var(--line);font-size:11px}
html[data-theme=light] .database-choice-list button>img{filter:none;opacity:.65}
@container database-article (max-width:620px){
 .database-situation-layout,.database-instruction-layout{grid-template-columns:minmax(0,1fr);gap:24px}
 .database-answers{border-left:0;border-top:1px solid var(--line);padding:22px 0 0}
 .database-figure img{max-height:360px}
 .database-figure button{margin:auto}
 .database-instruction-layout .database-figure figcaption{text-align:center}
 .database-back-to-choice{display:block;font-size:12px}
}
@media(max-width:700px){
 main[data-database-design] .article-header{padding:22px 0 18px}
  main[data-database-design] .article-title-row{display:grid;grid-template-columns:64px minmax(0,1fr);column-gap:16px;row-gap:8px;align-items:start}
  main[data-database-design] .article-heading-copy{display:contents}
  main[data-database-design] .article-title-row>.theme-icon{grid-column:1;grid-row:1 / span 2;width:64px;height:64px}
  main[data-database-design] .article-title-row .eyebrow{grid-column:2;grid-row:1;margin:0}
  main[data-database-design] .article-title-row h1{grid-column:2;grid-row:2;margin:0;font-size:24px}
  main[data-database-design] .article-deck,main[data-database-design] .database-before.is-inline,main[data-database-design] .source-label{grid-column:1 / -1}
  main[data-database-design] .database-before.is-inline{margin-top:6px}
  main[data-database-design] .source-label{margin-top:6px}
 .database-choice-list button{min-height:76px;padding:12px;gap:12px}
 .database-choice-list button>img{width:28px;height:28px;flex-basis:28px}
 .database-choice-list button strong{font-size:13px}
 .database-choice-list button small{font-size:11px}
 .database-important{font-size:9px;padding:3px 4px}
 .database-choice-list button>.database-choice-arrow{width:12px;height:12px;flex-basis:12px}
 .database-steps>li{padding-left:48px}
 .database-steps>li:before{width:34px;height:34px;font-size:17px}
 .database-steps strong{font-size:15px}
 .database-steps.is-compact>li{padding-left:32px}
 .database-steps.is-compact>li:before{width:22px;height:22px;font-size:12px}
}
@media(max-width:360px){
 main[data-database-design] .article-title-row h1{grid-column:1 / -1;grid-row:3}
}



















/* BEGIN HELP REBUILD */
/* Owner-selected content presentation, first implemented on database/manage. */
main[data-task-design]{container-type:inline-size;container-name:database-article}
main[data-task-design] .article-header{padding:14px 0 0}
main[data-task-design] .article-deck{margin:10px 0 0;line-height:1.55}
main[data-task-design] .source-label{margin-top:10px}
main[data-task-design] .article-title-row h1{font-weight:500}
main[data-task-design] #article-body>section{padding:22px 0}
main[data-task-design] #article-body .database-situations{padding-top:24px}
.database-situation-layout{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1.08fr);gap:24px;align-items:start}
.database-situations h2{font-size:18px;font-weight:600;letter-spacing:0;line-height:1.4;margin:0 0 12px}
.database-choice-list{display:flex;flex-direction:column;border:1px solid var(--line);border-radius:5px;overflow:hidden}
.database-choice-list button{display:flex;align-items:center;gap:14px;width:100%;min-height:78px;padding:13px 14px;background:var(--surface);border:1px solid transparent;border-bottom-color:var(--line);text-align:left;color:var(--text);line-height:1.4}
.database-choice-list button:last-child{border-bottom-color:transparent}
.database-choice-list button:hover{background:var(--soft)}
.database-choice-list button[aria-selected=true]{background:var(--wxs-material-card-hover,var(--soft));border-color:var(--accent);border-radius:3px;box-shadow:inset 0 0 0 1px color-mix(in srgb,var(--accent) 45%,transparent)}
.database-choice-list button:focus-visible{outline:2px solid var(--accent);outline-offset:-4px}
.database-choice-list button>img{width:32px;height:32px;flex:0 0 32px;object-fit:contain;filter:brightness(0) invert(1);opacity:.74}
.database-choice-list button>span:not(.database-important){flex:1;min-width:0}
.database-choice-list button strong{display:block;font-weight:600;font-size:13px}
.database-choice-list button small{display:block;color:var(--muted);font-size:12px;margin-top:4px}
.database-choice-list button>.database-choice-arrow{width:14px;height:14px;flex-basis:14px;opacity:.9}
.database-important{border:1px solid #b5873e;border-radius:4px;background:#67522d;color:#ffe0a0;font-size:10px;padding:3px 6px;white-space:nowrap}
.database-answers{min-width:0;padding-left:24px;border-left:1px solid var(--line)}
.database-answers [role=tabpanel]{scroll-margin-top:74px}
#article-body .database-case-condition{font-size:13px;line-height:1.6;margin-bottom:16px}
#article-body .database-situations .database-case-actions{border:0;padding:0;scroll-margin-top:74px}
#article-body .database-situations .database-case-result{padding:16px 0 0;margin-top:16px}
.database-situations h3{font-size:14px;letter-spacing:0;margin:0 0 10px}
.database-steps{list-style:none;counter-reset:database-step;padding:0;margin:0;display:flex;flex-direction:column;gap:26px}
.database-steps>li{counter-increment:database-step;position:relative;padding-left:58px;min-height:42px}
.database-steps>li:before{content:counter(database-step);position:absolute;left:0;top:0;display:grid;place-items:center;width:40px;height:40px;border:1px solid var(--wxs-material-card-border-hover,var(--line));border-radius:50%;background:var(--soft);color:var(--text);font-size:19px;font-weight:500}
.database-steps strong{display:block;font-size:16px;font-weight:600;line-height:1.45;margin-bottom:7px}
#article-body .database-steps p{font-size:14px;line-height:1.6;margin:0}
.database-steps.is-compact{gap:9px;margin-bottom:16px}
.database-steps.is-compact>li{padding-left:32px;min-height:22px}
.database-steps.is-compact>li:before{width:22px;height:22px;font-size:12px}
.database-steps.is-compact strong{font-size:13px;font-weight:400;margin:0;line-height:1.6;color:var(--muted)!important}
.database-figure{margin:0;min-width:0}
.database-figure button{display:block;max-width:100%;padding:0;background:transparent;cursor:zoom-in;border-radius:3px}
.database-figure img{display:block;max-width:100%;max-height:360px;width:auto;height:auto;object-fit:contain}
.database-situations .database-figure img{max-height:260px}
.database-figure figcaption{font-size:11px;line-height:1.55;color:var(--muted);margin-top:9px}
.database-figure figcaption>span{display:block;margin-top:3px;font-size:10px}
.database-result{display:flex;gap:12px;align-items:flex-start}
.database-result>img{width:24px;height:24px;object-fit:contain;flex:0 0 24px;filter:invert(86%) sepia(15%) saturate(459%) hue-rotate(105deg) brightness(99%)}
#article-body .database-result p{font-size:13px;line-height:1.65;margin:0}
.database-case-links{display:flex;flex-wrap:wrap;gap:12px;margin-top:20px}
.database-case-links .secondary-button{font-size:12px;line-height:1.4}
.database-back-to-choice{display:none}
.database-instruction-layout{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,.98fr);gap:28px;align-items:start}
#article-body .database-before{border-top:0;padding-top:0}
.database-before h2{font-size:16px;letter-spacing:0;margin-bottom:9px}
.database-before p{font-size:14px;margin-bottom:8px}
.database-before>a{font-size:13px}
.database-before.is-inline{padding:0;border:0;margin:14px 0 0}
.database-before.is-inline h2{display:inline;font-size:13px;font-weight:600;letter-spacing:0;margin:0}
.database-before.is-inline h2:after{content:': '}
.database-before.is-inline p{display:inline;font-size:13px;line-height:1.6;margin:0}
.database-before.is-inline>a{display:block;margin-top:12px;font-size:12px}
main[data-task-design] #article-body>.database-instruction-actions{border-top:0;padding-top:18px}
.database-instruction-layout .database-figure img{max-height:300px}
.database-warning{padding:14px 16px;border:1px solid #a98b55;border-left-width:3px;border-radius:5px;background:color-mix(in srgb,#94712e 15%,var(--panel));margin:16px 0}
.database-warning>strong{font-size:14px;display:block;margin-bottom:6px}
#article-body .database-warning p{font-size:13px;line-height:1.6;margin:0;color:var(--text)}
.database-instruction-result h2,.database-help h2{font-size:18px;letter-spacing:0}
.database-instruction-result .database-result>img{width:36px;height:36px;flex-basis:36px}
.database-instruction-result .database-result{align-items:center}
.database-help p{font-size:14px;line-height:1.7}
.database-help-links{display:flex;flex-wrap:wrap;gap:10px 18px;font-size:13px}
.database-extra-image{margin-top:16px;font-size:12px}
.database-extra-image summary{font-size:12px}
.database-other-tasks{margin:8px 0 20px}
.database-source-links{padding-top:16px;border-top:1px solid var(--line);font-size:11px}
html[data-theme=light] .database-choice-list button>img{filter:none;opacity:.65}
@container database-article (max-width:620px){
 .database-situation-layout,.database-instruction-layout{grid-template-columns:minmax(0,1fr);gap:24px}
 .database-answers{border-left:0;border-top:1px solid var(--line);padding:22px 0 0}
 .database-figure img{max-height:360px}
 .database-figure button{margin:auto}
 .database-instruction-layout .database-figure figcaption{text-align:center}
 .database-back-to-choice{display:block;font-size:12px}
}
@media(max-width:700px){
 main[data-task-design] .article-header{padding:22px 0 18px}
  main[data-task-design] .article-title-row{display:grid;grid-template-columns:64px minmax(0,1fr);column-gap:16px;row-gap:8px;align-items:start}
  main[data-task-design] .article-heading-copy{display:contents}
  main[data-task-design] .article-title-row>.theme-icon{grid-column:1;grid-row:1 / span 2;width:64px;height:64px}
  main[data-task-design] .article-title-row .eyebrow{grid-column:2;grid-row:1;margin:0}
  main[data-task-design] .article-title-row h1{grid-column:2;grid-row:2;margin:0;font-size:24px}
  main[data-task-design] .article-deck,main[data-task-design] .database-before.is-inline,main[data-task-design] .source-label{grid-column:1 / -1}
  main[data-task-design] .database-before.is-inline{margin-top:6px}
  main[data-task-design] .source-label{margin-top:6px}
 .database-choice-list button{min-height:76px;padding:12px;gap:12px}
 .database-choice-list button>img{width:28px;height:28px;flex-basis:28px}
 .database-choice-list button strong{font-size:13px}
 .database-choice-list button small{font-size:11px}
 .database-important{font-size:9px;padding:3px 4px}
 .database-choice-list button>.database-choice-arrow{width:12px;height:12px;flex-basis:12px}
 .database-steps>li{padding-left:48px}
 .database-steps>li:before{width:34px;height:34px;font-size:17px}
 .database-steps strong{font-size:15px}
 .database-steps.is-compact>li{padding-left:32px}
 .database-steps.is-compact>li:before{width:22px;height:22px;font-size:12px}
}
@media(max-width:360px){
 main[data-task-design] .article-title-row h1{grid-column:1 / -1;grid-row:3}
}



















main[data-task-design]{container-type:inline-size;container-name:database-article}
.help-choice-list button{min-height:112px}
.help-hub .database-answers>div>p{font-size:15px;line-height:1.75}
.help-hub .database-answers section{padding:18px 0!important;margin-top:20px}
.help-hub .database-answers section p{font-size:14px;line-height:1.7}
.help-action-links{display:flex;flex-wrap:wrap;gap:10px;margin-top:20px}
.help-field-reference{margin:0;display:grid;gap:0}
.help-field-reference>div{display:grid;grid-template-columns:minmax(125px,.4fr) minmax(0,1fr);gap:24px;padding:16px 0;border-bottom:1px solid var(--line)}
.help-field-reference dt{font-size:14px;font-weight:600}
.help-field-reference dd{font-size:14px;line-height:1.7;color:var(--muted);margin:0}
.help-preview-options{display:flex;flex-wrap:wrap;gap:10px 20px;margin:16px 0}
.help-preview-options label{display:flex;align-items:center;gap:8px;font-size:13px}
.help-preview-options input{accent-color:var(--accent);width:17px;height:17px}
#help-pgn-example{background:var(--surface);border:1px solid var(--line);border-radius:6px;padding:20px;font:13px/1.7 Consolas,monospace;color:var(--text);white-space:pre-wrap;overflow-wrap:anywhere;margin:0}
.help-task>section:first-child{border-top:0!important;padding-top:18px!important}
.help-text-actions{max-width:800px}
.help-comparison-table{max-width:100%;overflow-x:auto}
.help-comparison-table table{width:100%;border-collapse:collapse;font-size:13px;line-height:1.65}
.help-comparison-table th,.help-comparison-table td{padding:14px 12px;border-bottom:1px solid var(--line);text-align:left;vertical-align:top}
.help-comparison-table th{font-weight:600}
@container database-article (max-width:620px){.help-field-reference>div{grid-template-columns:1fr;gap:6px}}
main[data-task-design] .help-learning-cycle{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px;padding:0;list-style:none;counter-reset:learning-cycle}
main[data-task-design] .help-learning-cycle li{counter-increment:learning-cycle;padding:18px;border:1px solid var(--line);border-radius:8px;background:var(--panel)}
main[data-task-design] .help-learning-cycle strong:before{content:counter(learning-cycle) '. ';color:var(--accent)}
main[data-task-design] .help-creation-route{padding:0;list-style:none;counter-reset:creation-stage}
main[data-task-design] .help-creation-route li{counter-increment:creation-stage;padding:12px 0 24px 48px;position:relative;border-bottom:1px solid var(--line)}
main[data-task-design] .help-creation-route li:before{content:counter(creation-stage);position:absolute;left:0;top:10px;width:30px;height:30px;display:grid;place-items:center;border:1px solid var(--line);border-radius:50%;color:var(--text);background:var(--soft);font-weight:600}
main[data-task-design] .help-creation-route h3{margin:0 0 10px}
main[data-task-design] .help-window-map{display:grid;grid-template-columns:1fr 1fr;gap:12px;padding:16px;border:1px solid var(--line);border-radius:10px;background:var(--panel)}
main[data-task-design] .help-window-map>div{display:flex;flex-direction:column;gap:12px;padding:16px;border:1px solid var(--line);border-radius:6px}
main[data-task-design] .help-map-menu,main[data-task-design] .help-map-status{grid-column:1/-1;flex-direction:row!important;flex-wrap:wrap}
main[data-task-design] .help-map-board{min-height:160px;justify-content:center;text-align:center;background:repeating-conic-gradient(var(--surface) 0 25%,var(--soft) 0 50%) 0/60px 60px}
main[data-task-design] .help-window-map a{padding:8px;background:var(--panel);border:1px solid var(--line);border-radius:5px}
main[data-task-design] .help-window-map a:hover{border-color:var(--accent);color:var(--accent)}
dialog{margin:auto}
#tree summary>span,#tree summary>a{min-width:0;overflow-wrap:anywhere}
#tree a.topic-link{overflow-wrap:anywhere}
#tree{overflow-x:hidden}

/* Content icons have an editorial assignment for each thematic block. */
main{--help-content-icon-size:80px}
.help-content-icon{width:var(--help-content-icon-size);height:var(--help-content-icon-size);object-fit:contain;flex:none;display:block}
.help-thematic-block{display:grid;grid-template-columns:var(--help-content-icon-size) minmax(0,1fr);gap:20px;align-items:start}
.help-thematic-block>.help-content-icon{margin-top:0}
.help-thematic-block>div{min-width:0}
.help-thematic-block h2{margin-top:0!important}
.help-thematic-block p:last-child{margin-bottom:0}
.help-icon-heading{display:flex;gap:20px;align-items:center;min-width:0;overflow-wrap:anywhere}
.help-icon-heading>span{min-width:0}
.help-choice-list [role="tab"]>.help-content-icon{width:var(--help-content-icon-size);height:var(--help-content-icon-size)}
.database-choice-list button>.help-content-icon{filter:none!important;opacity:1}
.help-choice-list [role="tab"]>span{min-width:0;flex:1}
.topic-card:has(>.help-content-icon){grid-template-columns:var(--help-content-icon-size) minmax(0,1fr);column-gap:16px}
.help-creation-route .help-content-icon{margin:0 0 10px}
.help-creation-route li{display:grid;grid-template-columns:var(--help-content-icon-size) minmax(0,1fr);column-gap:20px;align-items:start}
.help-creation-route li>.help-content-icon{grid-column:1;grid-row:1/5}
.help-creation-route li>:not(.help-content-icon){grid-column:2}
.help-creation-route li>a{width:fit-content}
.help-learning-cycle .help-content-icon{margin:0 0 10px}
.help-window-map .help-content-icon{float:left;margin:0 20px 4px 0}
.help-comparison-table td>.help-content-icon{display:inline-block;vertical-align:middle;margin:0 20px 0 0}
.help-question>summary{display:flex;align-items:center;gap:12px}
.help-question>summary>span{min-width:0;flex:1}
.help-question>summary::after{content:'+';font-size:20px;font-weight:400}
.help-question[open]>summary::after{content:'−'}
@container database-article (max-width:520px){
 .help-thematic-block{gap:16px}
 .help-thematic-block h2{font-size:21px}
 .help-thematic-block p{grid-column:1/-1}
 .help-creation-route li{column-gap:16px}
}
.help-paper{background:#f3f2ed;color:#252729;border:1px solid #dddcd6;padding:30px;border-radius:3px;box-shadow:0 6px 24px #0002;font:15px/1.7 Georgia,serif}
.help-paper-heading{border-bottom:1px solid #aaa;padding-bottom:16px;margin-bottom:24px}
.help-paper-heading span{font:10px/1.4 Arial,sans-serif;letter-spacing:.15em;color:#555}
.help-paper h3{color:#252729!important;font:600 23px/1.4 Georgia,serif;margin:8px 0}
.help-paper p{color:#252729!important;font:15px/1.7 Georgia,serif}
.help-paper-layout{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,260px);gap:24px;align-items:start}
.help-paper-layout>*{min-width:0}
.help-paper .chess-board{width:260px!important;max-width:100%;border-color:#666}
.help-paper .chess-board>span{font-size:25px}
.help-paper .chess-board>span{background:#fafafa;color:#111}
.help-paper .chess-board>span.dark-square{background:#bbb}
.help-paper .chess-board>span.white-piece{color:#111;text-shadow:none}
.help-paper .board-caption{color:#444!important;font:12px/1.5 Georgia,serif}
.help-paper-footer{border-top:1px solid #aaa;margin-top:24px!important;padding-top:12px;text-align:center;font-size:11px!important}
@container database-article (max-width:620px){.help-paper-layout{grid-template-columns:minmax(0,1fr)}.help-paper{padding:20px}.help-paper .chess-board{grid-template-columns:repeat(8,minmax(0,1fr))}.help-paper .chess-board>span{font-size:22px}}
@container database-article (max-width:620px){main[data-task-design] .help-learning-cycle{grid-template-columns:1fr}main[data-task-design] .help-window-map{grid-template-columns:1fr}}
@container database-article (max-width:520px){
 .help-comparison-table table{display:block;min-width:0!important}
 .help-comparison-table thead{position:absolute;width:1px;height:1px;overflow:hidden;clip-path:inset(50%)}
 .help-comparison-table tbody{display:grid;gap:14px}
 .help-comparison-table tr{display:block;padding:12px;border:1px solid var(--line);border-radius:8px}
 .help-comparison-table td{display:block;padding:8px 0;border:0;font-weight:400!important}
 .help-comparison-table td:before{content:attr(data-label);display:block;margin-bottom:4px;font-size:11px;color:var(--muted)}
 .help-comparison-table td:first-child{font-weight:600!important;font-size:15px}
}

/* DATABASE GENERATED ICON RESTORATION */
main[data-database-design] .database-choice-list button{grid-template-columns:var(--help-content-icon-size) minmax(0,1fr) auto auto;min-height:112px;}
main[data-database-design] .database-choice-list button>.help-content-icon{width:var(--help-content-icon-size);height:var(--help-content-icon-size);object-fit:contain;filter:none!important;opacity:1;}

/* END HELP REBUILD */

/* Program command framework: uses the selected material and colour tokens. */
.program-section-controls,.program-command-entry,.program-command-catalog{margin:24px 0}
.program-section-controls{padding:20px 0;border-bottom:1px solid var(--line)}
.program-choice-entry{margin:22px 0;padding-top:20px;border-top:1px solid var(--line)}
.program-choice-entry>h3{font-size:20px}
.program-control-pending,.program-catalog-note{color:var(--muted);font-size:14px}
.program-command-record{padding:18px 0;border-bottom:1px solid var(--line)}
.program-command-record:last-child{border-bottom:0}
.program-command-record h4{font-size:16px;line-height:1.4;margin:0 0 8px}
.program-command-context{margin:0 0 10px;color:var(--muted);font-size:14px}
.program-command-context strong{font-weight:600}
.program-choice-entry .program-command-record{padding:14px 0}
.program-control-fields,.program-control-paths{margin:14px 0 18px}
.program-control-fields>div,.program-control-paths>div{display:grid;grid-template-columns:180px minmax(0,1fr);gap:12px;padding:9px 0}
.program-control-fields dt,.program-control-paths dt{font-weight:600}
.program-control-fields dd,.program-control-paths dd{margin:0;color:var(--muted)}
.program-control-paths dd strong{color:var(--text)}
.program-control-paths dd p{margin:8px 0 0}
.program-native-control-icon{max-width:64px;max-height:64px;margin:10px 0;object-fit:contain}
.program-command-state{color:var(--muted)}
.program-command-figure{margin:20px 0}
.program-command-figure img{display:block;max-width:100%;height:auto;border:1px solid var(--line);border-radius:6px}
.program-command-figure figcaption{margin-top:8px;color:var(--muted);font-size:13px}
@media(max-width:700px){.program-control-fields>div,.program-control-paths>div{grid-template-columns:1fr;gap:3px}.program-choice-entry{margin-top:18px}}

/* Screenshot treatment: neutral grey shadow beneath actual program captures. */
:root{--help-screenshot-shadow:0 2px 4px rgba(28,28,28,.18),0 9px 18px rgba(112,112,112,.24),0 18px 30px rgba(72,72,72,.18)}
.database-figure>button,.program-capture>button,.program-command-figure>img{box-shadow:var(--help-screenshot-shadow)}

.program-native-icon-crop{display:block;position:relative;overflow:hidden;margin-top:8px;border-radius:3px}
.program-native-icon-crop>img{position:absolute;max-width:none;height:auto;display:block}
.program-command-gallery{display:flex;align-items:flex-start;flex-wrap:wrap;gap:24px}
.program-command-gallery .program-command-figure{flex:0 1 280px;margin:16px 0}
.program-command-figure>button{display:block;max-width:100%;padding:0;border:0;border-radius:6px;background:transparent;cursor:zoom-in;box-shadow:var(--help-screenshot-shadow)}
.program-command-figure>button>img{box-shadow:none}

/* Show the native command inside its real menu or Ribbon, at a readable size. */
.program-command-context-shots{margin-top:24px}
.program-command-context-shots>h4{margin:0 0 8px;font-size:18px}
.program-command-context-gallery{display:block}
.program-command-context-gallery .program-command-context-figure{width:100%;max-width:960px;margin:20px 0 28px}
.program-command-context-figure figcaption{font-size:14px;line-height:1.5}

/* Preserve readable native labels in narrow article columns; allow horizontal scrolling. */


/* Full original frames; approved by owner on 2026-10-07. */
.program-capture>button>img,.database-figure img,.database-situations .database-figure img,.program-command-figure img,.screenshot img,.gallery-screen img{width:auto;height:auto;max-width:100%;max-height:calc(100dvh - 80px);object-fit:contain;border-radius:0}
.program-command-gallery .program-command-figure{flex:1 1 100%;width:100%;min-width:0}
.program-command-context-gallery .program-command-figure{width:100%;max-width:100%;margin:20px 0 28px}
.program-command-figure>button,.program-capture>button,.database-figure>button{max-width:100%;overflow:visible}
.image-dialog{width:min(1200px,calc(100vw - 32px));max-height:calc(100dvh - 32px);overflow:hidden}
.image-dialog .image-scroll{overflow:hidden}
.image-dialog .image-scroll>img{width:auto;max-width:100%;max-height:none;height:auto;margin:auto;border-radius:0}

/* Owner selected 2 + 10 for all program screenshots on 2026-10-08.
   Chrome stays outside the intact source image; space below grows with its height. */
.program-screenshot-depth{display:block;box-sizing:border-box;width:fit-content;max-width:100%;min-width:0;margin-inline:auto;padding:24px 32px 38px;overflow:visible}
.program-screenshot-lift{display:block;position:relative;isolation:isolate;width:fit-content;max-width:100%;margin:auto}
.program-screenshot-lift::before,.program-screenshot-lift::after{content:'';position:absolute;z-index:-1;pointer-events:none;background:#071017}
.program-screenshot-lift::before{inset:3% -1% -5%;filter:blur(7px);opacity:.84}
.program-screenshot-lift::after{inset:4% 1% -10%;filter:blur(17px);opacity:.42}
.program-screenshot-rim{display:block;position:relative;isolation:isolate;max-width:100%}
.program-screenshot-rim::before{content:'';position:absolute;z-index:0;inset:-4px;pointer-events:none;background:linear-gradient(135deg,#e5eff5 0%,#738692 16%,#394a55 49%,#1a2934 68%,#8a9ca9 100%)}
.program-screenshot-depth .program-screenshot-rim>img{display:block;position:relative;z-index:1;width:auto;height:auto;max-width:100%;max-height:calc(100dvh - 150px);margin:0;border:0;border-radius:0;box-shadow:none;object-fit:contain;transform:none}
.program-capture>button:has(.program-screenshot-depth),.database-figure>button:has(.program-screenshot-depth),.program-command-figure>button:has(.program-screenshot-depth),.screenshot>button:has(.program-screenshot-depth){display:block;width:100%;max-width:100%;padding:0;border:0;background:transparent;box-shadow:none;overflow:visible}
.gallery-screen:has(.program-screenshot-depth){padding:0;border:0;background:transparent}
.image-dialog .program-screenshot-depth{margin:auto}
.image-dialog .program-screenshot-rim>img{max-height:none}
.gallery-thumbnails .program-screenshot-depth{padding:8px 8px 10px}
.gallery-thumbnails .program-screenshot-lift::before{filter:blur(3px)}
.gallery-thumbnails .program-screenshot-lift::after{filter:blur(7px)}
.gallery-thumbnails .program-screenshot-rim::before{inset:-2px}
.gallery-thumbnails .program-screenshot-rim>img{max-height:30px}

@media(max-width:440px){.program-screenshot-depth{padding-inline:22px}.gallery-thumbnails .program-screenshot-depth{padding-inline:8px}}

/* Owner: preserve the ordinary logo size and keep mobile controls to its right. */
.main-header .brand img{width:111px;height:70px;max-width:none;flex-shrink:0}
@media(max-width:850px){
  .main-header-row{display:grid;grid-template-columns:111px minmax(0,1fr);column-gap:12px;row-gap:6px;align-items:center;padding-block:6px}
  .main-header-row>.brand{grid-column:1;grid-row:1 / span 2;width:111px;align-self:center}
  .main-header-row>.site-navigation,.main-header-row>.help-navigation{grid-column:2;grid-row:1;min-width:0;flex-wrap:wrap;justify-content:flex-end;justify-self:stretch;gap:4px}
  .main-header-row>.header-utilities{grid-column:2;grid-row:2;min-width:0;margin-left:0;flex-wrap:wrap;justify-content:flex-end;gap:2px}
  .main-header-row #header-controls{min-width:0;flex-wrap:wrap;justify-content:flex-end;gap:2px}
  .main-header-row .mega-trigger{max-width:100%;height:auto;min-height:40px;white-space:normal;text-align:right}
  .main-header[data-nav] .header-utilities .wxs-nav-compact-trigger{width:40px!important;min-width:40px;max-width:40px;flex:0 0 40px;padding:8px!important}
}

/* Mobile contents control: match the complete neighboring navigation buttons. */
@media(max-width:850px){
  .context-bar #open-tree{display:inline-flex;align-items:center;justify-content:center;min-height:40px;padding:7px 9px;border:1px solid var(--line);border-radius:7px;background:var(--soft);color:var(--text);white-space:nowrap;flex-shrink:0}
}
@media(max-width:360px){.context-bar{flex-wrap:wrap}}

/* Owner: compact mobile header, surface choice at right, logo scrolls with the page. */
.mobile-surface-switcher{display:none}
@media(max-width:850px){
  .review-toolbar{display:none}
  .main-header{position:relative;top:auto}
  .main-header[data-nav] .main-header-row>.site-navigation,.main-header[data-nav] .main-header-row>.help-navigation{display:none!important}
  .main-header-row>.mobile-surface-switcher{display:flex;grid-column:2;grid-row:1;justify-self:end;max-width:100%;flex-wrap:wrap;justify-content:flex-end}
  .mobile-surface-switcher button{min-height:30px;padding:5px 7px;font-size:11px;white-space:nowrap}
}

/* Owner: hide mobile header while scrolling down; reveal it when scrolling up. */
@media(max-width:850px){
  .main-header{position:sticky;top:0;transition:transform .18s ease}
  .main-header.is-mobile-scroll-hidden{transform:translateY(calc(-100% - 2px))}
}