/* ===== Docs shell (uses Talas CSS vars) ===== */
html,body{height:100%;margin:0!important;padding:0!important;overflow:hidden}
.docs-shell{display:flex;flex-direction:column;height:100vh;background:var(--talas-page-bg);color:var(--talas-text);font-family:var(--talas-font);font-size:var(--talas-font-size)}
.docs-header{display:flex;align-items:center;gap:16px;padding:10px 18px;background:var(--talas-content-bg);border-bottom:1px solid var(--talas-header-border);box-shadow:var(--talas-elevation);z-index:20;flex-shrink:0}
.docs-brand{display:flex;align-items:center;gap:10px;min-width:160px}
.docs-logo{width:36px;height:36px;border-radius:10px;background:var(--talas-primary-gradient,linear-gradient(135deg,var(--talas-primary),var(--talas-primary-hover)));color:#fff;display:flex;align-items:center;justify-content:center;font-weight:800;font-size:18px;box-shadow:0 2px 8px rgba(0,0,0,.15)}
.docs-brand-title{font-weight:700;font-size:16px;color:var(--talas-selected);line-height:1.1}
.docs-brand-sub{font-size:10px;color:var(--talas-text-muted);letter-spacing:.02em}
.docs-header-search{flex:1;max-width:480px;position:relative}
.docs-search-drop{position:absolute;left:0;right:0;top:calc(100% + 6px);z-index:50;background:var(--talas-content-bg);border:1px solid var(--talas-header-border);border-radius:8px;box-shadow:var(--talas-popup-shadow);max-height:min(420px,70vh);display:flex;flex-direction:column;overflow:hidden}
.docs-search-drop[hidden]{display:none!important}
.docs-search-drop-head{display:flex;align-items:center;justify-content:space-between;padding:8px 12px;border-bottom:1px solid var(--talas-header-border);background:var(--talas-alt-bg);font-size:11px;color:var(--talas-text-muted);flex-shrink:0}
.docs-search-all{border:none;background:transparent;color:var(--talas-primary);cursor:pointer;font:inherit;font-weight:600;padding:2px 4px}
.docs-search-all:hover{text-decoration:underline}
.docs-search-drop-list{overflow:auto;flex:1;padding:4px}
.docs-search-hit{display:block;width:100%;text-align:left;border:none;background:transparent;padding:10px 12px;cursor:pointer;font:inherit;color:var(--talas-text);border-radius:6px;margin:2px 0}
.docs-search-hit:hover,.docs-search-hit.active{background:var(--talas-hover-bg)}
.docs-search-hit .hit-title{font-weight:700;font-size:13px;color:var(--talas-selected);display:flex;align-items:center;gap:8px;flex-wrap:wrap}
.docs-search-hit .hit-badge{font-size:10px;font-weight:600;padding:1px 7px;border-radius:999px;background:var(--talas-button-bg);border:1px solid var(--talas-button-border);color:var(--talas-text-muted)}
.docs-search-hit .hit-tag{font-family:Consolas,ui-monospace,monospace;font-size:11px;color:var(--talas-primary);margin-top:2px}
.docs-search-hit .hit-snippet{font-size:11px;color:var(--talas-text-muted);margin-top:4px;line-height:1.4}
.docs-search-hit .hit-snippet mark{background:rgba(255,180,0,.35);color:inherit;padding:0 2px;border-radius:2px}
.docs-search-hit .hit-matches{font-size:10px;color:var(--talas-text-muted);margin-top:4px;opacity:.85}
.docs-search-drop-empty{padding:24px;text-align:center;color:var(--talas-text-muted);font-size:13px}
.docs-search-modal-hint{font-size:11px;color:var(--talas-text-muted);margin:6px 0 0;padding:0 2px}

.docs-header-actions{display:flex;align-items:center;gap:10px;margin-left:auto}
.docs-theme-wrap{display:flex;flex-wrap:wrap;gap:4px;max-width:280px}
.docs-theme-wrap .theme-btn{padding:4px 8px;font-size:11px}
.docs-theme-wrap .theme-btn .swatch{width:10px;height:10px}
.docs-version{font-size:11px;color:var(--talas-text-muted);white-space:nowrap;padding:4px 8px;border:1px solid var(--talas-button-border);border-radius:999px;background:var(--talas-alt-bg)}
.docs-body{display:flex;flex:1;min-height:0;overflow:hidden}
.docs-sidebar{width:260px;flex-shrink:0;background:var(--talas-content-bg);border-right:1px solid var(--talas-header-border);display:flex;flex-direction:column;overflow:hidden;transition:width .2s}
.docs-sidebar.collapsed{width:0;border:none;overflow:hidden}
.docs-sidebar-section{padding:12px 10px 8px;overflow:auto}
.docs-sidebar-section.grow{flex:1;min-height:0;overflow:auto;padding-top:4px}
.docs-sidebar-label{font-size:10px;font-weight:700;text-transform:uppercase;letter-spacing:.08em;color:var(--talas-text-muted);padding:4px 8px 8px}
.docs-nav-home{display:flex;align-items:center;gap:8px;width:100%;text-align:left;border:none;background:transparent;padding:8px 10px;border-radius:var(--talas-radius);cursor:pointer;font:inherit;color:var(--talas-text);margin-bottom:2px}
.docs-nav-home:hover{background:var(--talas-hover-bg)}
.docs-nav-home.active{background:var(--talas-selected);color:var(--talas-selected-text);font-weight:600}
.docs-nav-home .nav-ico{opacity:.7;width:16px;text-align:center}
.docs-sidebar-foot{display:flex;align-items:center;justify-content:space-between;padding:8px 12px;border-top:1px solid var(--talas-header-border);background:var(--talas-alt-bg);flex-shrink:0}
.docs-stat{font-size:11px;color:var(--talas-text-muted)}
.docs-main{flex:1;min-width:0;overflow:auto;scroll-behavior:smooth}
.docs-content{max-width:960px;margin:0 auto;padding:28px 32px 80px}
.docs-toc{width:200px;flex-shrink:0;border-left:1px solid var(--talas-header-border);background:var(--talas-content-bg);padding:16px 12px;overflow:auto;display:none}
.docs-toc.visible{display:block}
.toc-list{display:flex;flex-direction:column;gap:2px}
.toc-list a{display:block;padding:5px 8px;border-radius:4px;color:var(--talas-text-muted);text-decoration:none;font-size:12px;border-left:2px solid transparent}
.toc-list a:hover{color:var(--talas-selected);background:var(--talas-alt-bg)}
.toc-list a.active{color:var(--talas-selected);border-left-color:var(--talas-primary);font-weight:600}
.toc-list a.l2{padding-left:16px;font-size:11px}

/* Home hero */
.docs-hero{background:linear-gradient(135deg,var(--talas-header-bg) 0%,var(--talas-content-bg) 60%);border:1px solid var(--talas-header-border);border-radius:12px;padding:32px 28px;margin-bottom:28px;box-shadow:var(--talas-elevation);position:relative;overflow:hidden}
.docs-hero::after{content:"";position:absolute;right:-40px;top:-40px;width:180px;height:180px;border-radius:50%;background:var(--talas-primary);opacity:.08}
.docs-hero h1{margin:0 0 8px;font-size:28px;color:var(--talas-selected)}
.docs-hero p{margin:0 0 18px;color:var(--talas-text-muted);max-width:560px;line-height:1.6;font-size:14px}
.docs-hero-actions{display:flex;flex-wrap:wrap;gap:8px}
.docs-badge-row{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:14px}
.docs-badge{display:inline-flex;align-items:center;gap:6px;padding:4px 10px;border-radius:999px;font-size:11px;font-weight:600;background:var(--talas-button-bg);border:1px solid var(--talas-button-border);color:var(--talas-text)}
.docs-badge.ok{background:rgba(55,180,0,.12);border-color:var(--talas-success);color:var(--talas-success)}
.docs-feature-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:14px;margin:24px 0}
.docs-feature{background:var(--talas-content-bg);border:1px solid var(--talas-header-border);border-radius:10px;padding:16px;box-shadow:var(--talas-elevation)}
.docs-feature h3{margin:0 0 6px;font-size:14px;color:var(--talas-selected)}
.docs-feature p{margin:0;font-size:12px;color:var(--talas-text-muted);line-height:1.5}
.docs-feature .f-ico{font-size:22px;margin-bottom:8px}

/* Component page */
.docs-crumb{font-size:12px;color:var(--talas-text-muted);margin-bottom:10px}
.docs-crumb a{color:var(--talas-primary);text-decoration:none}
.docs-crumb a:hover{text-decoration:underline}
.docs-page-title{display:flex;align-items:flex-start;justify-content:space-between;gap:16px;flex-wrap:wrap;margin-bottom:6px}
.docs-page-title h1{margin:0;font-size:26px;color:var(--talas-selected)}
.docs-tag{font-family:Consolas,ui-monospace,monospace;font-size:13px;color:var(--talas-primary);margin-bottom:10px}
.docs-desc{font-size:14px;line-height:1.65;color:var(--talas-text);margin:0 0 20px;max-width:720px}
.docs-level{font-size:10px;padding:2px 8px;border-radius:999px;border:1px solid var(--talas-button-border);background:var(--talas-alt-bg);color:var(--talas-text-muted);font-weight:600}
.docs-section{margin:28px 0 16px}
.docs-section h2{margin:0 0 12px;font-size:18px;color:var(--talas-selected);padding-bottom:6px;border-bottom:2px solid var(--talas-header-border)}
.docs-section h3{margin:16px 0 8px;font-size:14px;color:var(--talas-text)}
.docs-api-table{width:100%;border-collapse:collapse;font-size:12px;margin-bottom:16px;background:var(--talas-content-bg);border-radius:8px;overflow:hidden;box-shadow:var(--talas-elevation)}
.docs-api-table th{background:var(--talas-header-bg);border:1px solid var(--talas-button-border);padding:8px 10px;text-align:left;font-weight:600;color:var(--talas-selected)}
.docs-api-table td{border:1px solid var(--talas-header-border);padding:7px 10px;vertical-align:top}
.docs-api-table code{background:var(--talas-alt-bg);padding:1px 5px;border-radius:3px;font-size:11px}
.docs-live{padding:16px;border:1px solid var(--talas-header-border);border-radius:8px;background:var(--talas-content-bg);margin-bottom:16px;min-height:60px;box-shadow:var(--talas-elevation)}
.docs-live-stack{display:flex;flex-direction:column;gap:16px}
.docs-feat{
  border:1px solid var(--talas-header-border);
  border-radius:10px;
  background:var(--talas-content-bg);
  box-shadow:var(--talas-elevation);
  overflow:hidden;
  display:flex;
  flex-direction:column;
  max-height:none;
}
.docs-feat-head{
  display:flex;align-items:flex-start;justify-content:space-between;gap:12px;
  padding:12px 14px;background:var(--talas-header-bg);
  border-bottom:1px solid var(--talas-button-border);
  flex-shrink:0;
}
.docs-feat-head h3{margin:0;font-size:13px;color:var(--talas-selected)}
.docs-feat-head p{margin:4px 0 0;font-size:11px;color:var(--talas-text-muted);line-height:1.4;max-width:560px}
.docs-feat-actions{display:flex;gap:6px;flex-shrink:0}
.docs-feat-actions .k-button{margin:0;font-size:11px;padding:3px 10px}
.docs-feat-body{
  padding:14px 16px;
  flex:1 1 auto;
  min-height:0;
  max-height:none;
  overflow-x:hidden;
  overflow-y:auto !important;
  overscroll-behavior:contain;
  -webkit-overflow-scrolling:touch;
  touch-action:pan-y;
}
.docs-feat-body > *{min-width:0}
.docs-feat-body talas-kanban{
  display:block;
  min-height:520px;
  height:560px;
  max-height:none;
}
.docs-feat-body talas-grid,
.docs-feat-body talas-scheduler,
.docs-feat-body talas-gantt,
.docs-feat-body talas-file-manager,
.docs-feat-body talas-chart,
.docs-feat-body talas-spreadsheet{
  display:block;
  min-height:280px;
  height:360px;
  max-height:360px;
}
.docs-feat{
  max-height:none;
}


.docs-feat-code{display:none;border-top:1px solid var(--talas-header-border);background:var(--talas-alt-bg);padding:10px 12px}
.docs-feat-code.open{display:block}
.docs-feat-log{margin-top:10px;background:var(--talas-alt-bg);border:1px solid var(--talas-header-border);border-radius:6px;padding:8px 10px;font-size:11px;font-family:Consolas,ui-monospace,monospace;max-height:100px;overflow:auto;white-space:pre-wrap;color:var(--talas-text)}
.docs-feat-row{display:flex;flex-wrap:wrap;gap:12px 16px;align-items:flex-end}
.docs-feat-row > div{min-width:160px;flex:1}
.docs-feat-row label{display:block;font-size:11px;font-weight:600;margin-bottom:4px;color:var(--talas-text-muted)}
.docs-live{padding:0;border:none;background:transparent;margin-bottom:0;min-height:0;box-shadow:none}

.docs-callout{padding:12px 14px;border-radius:8px;border-left:4px solid var(--talas-primary);background:var(--talas-alt-bg);margin:14px 0;font-size:13px;line-height:1.5}
.docs-callout.warn{border-left-color:var(--talas-warning)}
.docs-callout.ok{border-left-color:var(--talas-success)}
.docs-cat-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(220px,1fr));gap:12px}
.docs-cat-card{display:block;padding:14px;border:1px solid var(--talas-header-border);border-radius:10px;background:var(--talas-content-bg);cursor:pointer;text-decoration:none;color:inherit;transition:border-color .15s,box-shadow .15s}
.docs-cat-card:hover{border-color:var(--talas-primary);box-shadow:var(--talas-elevation)}
.docs-cat-card h4{margin:0 0 4px;font-size:13px;color:var(--talas-selected)}
.docs-cat-card p{margin:0;font-size:11px;color:var(--talas-text-muted);line-height:1.4}
.docs-cat-card .count{font-size:10px;color:var(--talas-primary);font-weight:600;margin-top:8px}
.docs-empty{padding:40px;text-align:center;color:var(--talas-text-muted)}
.k-button,button.k-button{display:inline-flex;align-items:center;justify-content:center;padding:4px 12px;margin:2px 4px 2px 0;border:1px solid var(--talas-button-border);border-radius:var(--talas-radius);background:linear-gradient(to bottom,rgba(255,255,255,.45) 0,rgba(255,255,255,0) 100%),var(--talas-button-bg);color:var(--talas-text);font:inherit;cursor:pointer;outline:none}
.k-button:hover{background:linear-gradient(to bottom,rgba(255,255,255,.4) 0,rgba(255,255,255,0) 100%),var(--talas-hover-bg);border-color:var(--talas-hover-border)}
.k-button.primary{background:linear-gradient(to bottom,rgba(255,255,255,0) 0,rgba(255,255,255,.23) 100%),var(--talas-primary);border-color:var(--talas-primary-border);color:#fff}
.k-button.primary:hover{background:var(--talas-primary-hover)}
.theme-btn{border:2px solid var(--talas-button-border);border-radius:var(--talas-radius);padding:6px 12px;cursor:pointer;font:inherit;background:var(--talas-button-bg);color:var(--talas-text);display:inline-flex;align-items:center;gap:6px}
.theme-btn:hover{border-color:var(--talas-primary)}
.theme-btn.active{border-color:var(--talas-primary);background:var(--talas-primary);color:var(--talas-selected-text);font-weight:600}
.theme-btn .swatch{width:14px;height:14px;border-radius:50%;border:1px solid rgba(0,0,0,.15);flex-shrink:0}
pre.log{background:var(--talas-alt-bg);border:1px solid var(--talas-header-border);border-radius:var(--talas-radius);padding:8px;margin-top:10px;max-height:120px;overflow:auto;font-size:11px;white-space:pre-wrap}
.tls-demo-cell{background:linear-gradient(to bottom,rgba(255,255,255,.45) 0,rgba(255,255,255,0) 100%),var(--talas-header-bg);border:1px solid var(--talas-button-border);border-radius:4px;padding:10px;text-align:center;color:var(--talas-text);font-size:11px;margin-bottom:8px}
@media(max-width:960px){
  .docs-toc{display:none!important}
  .docs-sidebar{position:absolute;height:calc(100% - 57px);z-index:30;box-shadow:var(--talas-popup-shadow)}
  .docs-content{padding:20px 16px 60px}
}

/* ===== Mobile-first responsive docs shell ===== */
.docs-mobile-bar{display:none;align-items:center;gap:10px;padding:8px 12px;background:var(--talas-content-bg);border-bottom:1px solid var(--talas-header-border);flex-shrink:0}
.docs-mobile-bar .menu-btn{border:1px solid var(--talas-button-border);background:var(--talas-button-bg);border-radius:var(--talas-radius);padding:6px 12px;font:inherit;cursor:pointer;color:var(--talas-text)}
.docs-sidebar-backdrop{display:none;position:fixed;inset:0;background:rgba(0,0,0,.35);z-index:25}
.docs-sidebar-backdrop.show{display:block}

@media (max-width: 960px) {
  .docs-header{padding:8px 12px;gap:8px;flex-wrap:wrap}
  .docs-brand{min-width:auto}
  .docs-brand-sub{display:none}
  .docs-header-search{order:3;flex:1 1 100%;max-width:none}
  .docs-header-actions{gap:6px}
  .docs-theme-wrap{max-width:140px;overflow:hidden}
  .docs-version{display:none}
  .docs-mobile-bar{display:flex}
  .docs-toc{display:none!important}
  .docs-sidebar{
    position:fixed;left:0;top:0;bottom:0;width:min(280px,86vw);height:100%;
    z-index:40;box-shadow:var(--talas-popup-shadow);
    transform:translateX(-105%);transition:transform .22s ease;
  }
  .docs-sidebar.open{transform:translateX(0)}
  .docs-sidebar.collapsed{width:min(280px,86vw);border-right:1px solid var(--talas-header-border);overflow:hidden}
  .docs-content{padding:16px 14px 48px;max-width:100%}
  .docs-hero{padding:20px 16px}
  .docs-hero h1{font-size:22px}
  .docs-page-title h1{font-size:22px}
  .docs-feature-grid{grid-template-columns:1fr}
  .docs-cat-grid{grid-template-columns:1fr 1fr}
  .docs-api-table{display:block;overflow-x:auto;-webkit-overflow-scrolling:touch}
  .docs-feat-head{flex-direction:column;align-items:stretch}
  .docs-feat-actions{justify-content:flex-end}
  .docs-live-stack .docs-feat-body{overflow:auto}
  .docs-search-drop{max-height:min(60vh,380px)}
}

@media (max-width: 576px) {
  .docs-cat-grid{grid-template-columns:1fr}
  .docs-hero-actions .k-button{flex:1 1 auto}
  .docs-badge-row{gap:4px}
  .docs-badge{font-size:10px;padding:3px 8px}
  .theme-btn{padding:4px 8px;font-size:11px}
}

/* Touch-friendly nav */
.docs-nav-home{min-height:40px}
.toc-list a{min-height:32px;display:flex;align-items:center}


/* Fullscreen live demo overlay — 1:1 live code */
.docs-fs-overlay{
  position:fixed;inset:0;z-index:100000;
  display:flex;flex-direction:column;
  background:var(--talas-page-bg,#f8fafc);
  color:var(--talas-text);
  animation:docs-fs-in .18s ease;
}
@keyframes docs-fs-in{from{opacity:0}to{opacity:1}}
.docs-fs-bar{
  flex-shrink:0;display:flex;align-items:center;gap:10px;
  padding:10px 14px;border-bottom:1px solid var(--talas-header-border);
  background:var(--talas-header-bg,linear-gradient(to bottom,#fff,var(--talas-alt-bg)));
  box-shadow:0 1px 4px rgba(0,0,0,.06);
}
.docs-fs-bar h3{margin:0;font-size:14px;font-weight:700;color:var(--talas-selected);flex:1;min-width:0;
  overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.docs-fs-bar .k-button{margin:0;font-size:12px;padding:5px 12px}
.docs-fs-stage{
  flex:1;min-height:0;overflow:auto;padding:16px 20px;
  -webkit-overflow-scrolling:touch;overscroll-behavior:contain;
  background:var(--talas-page-bg,#f8fafc);
}
.docs-fs-stage .docs-fs-live{
  min-height:100%;
  max-width:1400px;margin:0 auto;
}
.docs-fs-stage .docs-fs-live talas-kanban,
.docs-fs-stage .docs-fs-live talas-grid,
.docs-fs-stage .docs-fs-live talas-scheduler,
.docs-fs-stage .docs-fs-live talas-gantt,
.docs-fs-stage .docs-fs-live talas-file-manager,
.docs-fs-stage .docs-fs-live talas-chart,
.docs-fs-stage .docs-fs-live talas-spreadsheet{
  display:block;height:calc(100vh - 120px);min-height:480px;
}
.docs-fs-code{
  flex-shrink:0;max-height:40vh;overflow:auto;display:none;
  border-top:1px solid var(--talas-header-border);
  background:var(--talas-alt-bg);padding:12px 16px;
}
.docs-fs-code.open{display:block}
body.docs-fs-open{overflow:hidden}