.tabs{min-width:0}
[role="tablist"]{display:flex;align-items:center;gap:8px;flex-wrap:wrap;margin-bottom:24px}
[role="tab"]{display:inline-flex;align-items:center;justify-content:center;min-height:44px;padding:10px 18px;border:1px solid var(--border);border-radius:var(--radius-pill);background:var(--bg);color:var(--text-muted);font-size:14px;line-height:1.4}
[role="tab"]:hover{color:var(--text);border-color:var(--accent)}
[role="tab"][aria-selected="true"]{background:var(--accent);color:var(--bg);border-color:var(--accent)}
[role="tabpanel"]{min-width:0}
.toc{position:sticky;top:16px;align-self:start;min-width:0;padding:20px;border-radius:var(--radius-card);background:var(--bg-panel);color:var(--text)}
.toc ul{list-style:none;margin:0;padding:0}
.toc a{display:flex;align-items:center;min-height:44px;padding:8px 10px;text-decoration:none;border-bottom:1px solid var(--border)}
.toc a:hover{background:var(--bg);color:var(--text)}
.toc-tabs{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:32px}
.toc-tabs a{display:inline-flex;align-items:center;justify-content:center;min-height:44px;padding:10px 16px;border:1px solid var(--border);border-radius:var(--radius-pill);text-decoration:none;background:var(--bg);color:var(--text)}
.document-layout{display:grid;grid-template-columns:260px minmax(0,1fr);align-items:start;gap:48px}
.document-layout>*{min-width:0}
.faq-item{border-bottom:1px solid var(--border)}
.faq-item summary{cursor:pointer;padding:22px 36px 22px 0;font-weight:700;position:relative;list-style:none}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{content:"+";position:absolute;right:4px;top:20px;font-family:var(--font-mono);font-size:22px;font-weight:400}
.faq-item[open] summary::after{content:"−"}
.faq-answer{padding:0 0 24px;max-width:65em;color:var(--text-muted)}
.faq-answer p:last-child{margin-bottom:0}
.term-card{padding:28px;border-radius:var(--radius-card);background:var(--bg-panel);color:var(--text)}
.term-card h3{margin:12px 0}
.term-card .term-en{font-family:var(--font-mono);font-size:12px;color:var(--text-muted);overflow-wrap:anywhere}
.term-card p{margin-bottom:0}
.client-card{padding:28px;border-radius:var(--radius-card);background:var(--bg-panel);color:var(--text);min-width:0}
.client-head{display:flex;align-items:center;gap:16px;margin-bottom:20px}
.client-icon{width:56px;height:56px;flex-shrink:0}
.client-head h3{margin:0 0 8px}
.client-head>div{min-width:0}
.client-card .cta-row{margin-top:24px}
.client-card [data-rev]:empty{display:none}
.client-rev{display:inline-block;margin-top:12px;font-size:12px;font-family:var(--font-mono);color:var(--text-muted)}
.badge-row{display:flex;flex-wrap:wrap;align-items:center;gap:8px}
.badge-first{background:var(--accent);color:var(--bg);border-color:var(--accent)}
.badge-recommended{background:var(--bg);color:var(--text);border-color:var(--accent)}
.badge-archived{background:var(--bg-panel-mid);color:var(--text);border-color:var(--border)}
.tag{display:inline-block;max-width:100%;font-family:var(--font-mono);font-size:11px;line-height:1.5;padding:5px 10px;border:1px solid var(--border);border-radius:var(--radius-pill);background:var(--bg);color:var(--text-muted);overflow-wrap:anywhere;white-space:normal}
.post-card{display:flex;flex-direction:column;min-width:0;padding:28px;border-radius:var(--radius-card);background:var(--bg-panel);color:var(--text)}
.post-card h3{margin:20px 0 16px}
.post-card h3 a{text-decoration:none}
.post-card h3 a:hover{text-decoration:underline}
.post-card p{font-family:var(--font-serif);font-size:18px;line-height:1.65}
.post-meta{margin-top:auto;padding-top:20px}
.post-card .btn{align-self:flex-start;margin-top:24px}
.callout{margin:24px 0;padding:24px 28px;border-left:3px solid var(--accent);border-radius:var(--radius-btn);background:var(--bg-panel);color:var(--text)}
.callout p:last-child{margin-bottom:0}
.callout-title{display:block;margin-bottom:8px;font-weight:700}
.table-wrap{overflow-x:auto;max-width:100%;min-width:0;-webkit-overflow-scrolling:touch}
.data-table{width:100%;border-collapse:collapse;text-align:left;font-size:14px}
.data-table th,.data-table td,.prose table th,.prose table td,.article-body table th,.article-body table td{min-width:7em;padding:16px;border-bottom:1px solid var(--border);vertical-align:top;word-break:normal;overflow-wrap:normal}
.data-table th,.prose table th,.article-body table th{background:var(--bg-panel);color:var(--text);font-weight:600}
.data-table td,.prose table td,.article-body table td{background:var(--bg);color:var(--text)}
.prose table,.article-body table{display:block;overflow-x:auto;max-width:100%;min-width:0;border-collapse:collapse;-webkit-overflow-scrolling:touch}
.prose table code,.article-body table code{overflow-wrap:anywhere}
.dl-fab{position:fixed;right:24px;bottom:24px;z-index:20;display:inline-flex;align-items:center;justify-content:center;gap:12px;min-height:56px;max-width:calc(100% - 40px);padding:14px 20px;border:1px solid var(--on-dark-24);border-radius:var(--radius-pill);background:var(--accent);color:var(--on-dark);text-decoration:none;font-size:14px;font-weight:600}
.dl-fab svg{width:20px;height:20px;flex-shrink:0}
.dl-fab:hover{background:var(--accent-dark);color:var(--on-dark)}
.article-download{margin-block:40px;padding:28px;border-radius:var(--radius-card);background:var(--bg-panel);color:var(--text)}
.article-download h2{font-size:24px;margin:0 0 12px}
.article-download .btn{margin-top:8px}
.feature-index{display:grid;grid-template-columns:minmax(0,38fr) minmax(0,62fr);gap:48px;align-items:start}
.feature-intro{position:sticky;top:32px;min-width:0}
.feature-intro h2{margin-top:0}
.feature-intro .manifesto{font-size:24px}
.feature-list{min-width:0}
.feature-item{border-top:1px solid var(--border)}
.feature-item:last-child{border-bottom:1px solid var(--border)}
.feature-trigger{display:flex;align-items:center;justify-content:space-between;gap:20px;width:100%;padding:24px 0;border:0;text-align:left;background:var(--transparent);color:var(--text)}
.feature-name{font-family:var(--font-display);font-size:22px;font-weight:700}
.feature-category{font-family:var(--font-mono);font-size:12px;color:var(--text-muted);flex-shrink:0}
.feature-panel{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:24px;padding:24px;margin-bottom:24px;border-radius:var(--radius-card);background:var(--bg-panel);color:var(--text)}
.feature-panel p{margin-bottom:0}
.feature-panel pre{margin:0}
.feature-fold{display:grid;grid-template-rows:0fr;opacity:0;transition:grid-template-rows .25s var(--ease),opacity .25s var(--ease)}
.feature-fold>div{overflow:hidden;min-height:0;min-width:0}
.feature-trigger[aria-expanded="true"]+.feature-fold{grid-template-rows:1fr;opacity:1}
.preview-section{padding-top:64px;padding-bottom:64px}
.preview-section h2{margin-top:0}
.palette-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:14px}
.swatch{margin:0;min-width:0}
.swatch-sample{height:76px;border:1px solid var(--border);border-radius:var(--radius-btn);background:var(--sample);color:var(--text)}
.swatch figcaption{padding-block:8px;font-family:var(--font-mono);font-size:11px;overflow-wrap:anywhere}
.sw-bg{--sample:var(--bg)}.sw-panel{--sample:var(--bg-panel)}.sw-mid{--sample:var(--bg-panel-mid)}.sw-dark{--sample:var(--bg-panel2)}.sw-border{--sample:var(--border)}.sw-accent{--sample:var(--accent)}.sw-accent-dark{--sample:var(--accent-dark)}.sw-text{--sample:var(--text)}.sw-muted{--sample:var(--text-muted)}.sw-success{--sample:var(--success)}.sw-warn{--sample:var(--warn)}.sw-error{--sample:var(--error)}
.sw-on{--sample:var(--on-dark)}.sw-72{--sample:var(--on-dark-72)}.sw-56{--sample:var(--on-dark-56)}.sw-24{--sample:var(--on-dark-24)}.sw-12{--sample:var(--on-dark-12)}.sw-transparent{--sample:var(--transparent)}.sw-veil{--sample:var(--veil)}
.swatch-alpha{background:var(--bg-panel2);color:var(--on-dark);border-radius:var(--radius-btn)}
.swatch-alpha figcaption{padding-inline:10px}
.tile-palette{display:flex;gap:12px;flex-wrap:wrap}
.tile-palette .tile{position:relative;left:auto;top:auto;transform:none}
.preview-actions{display:flex;flex-wrap:wrap;gap:14px;align-items:center}
.preview-note{font-size:13px;color:var(--text-muted)}
@media(max-width:960px){
  .document-layout{grid-template-columns:minmax(0,1fr);gap:24px}
  .toc{position:static}
  .feature-index{grid-template-columns:minmax(0,1fr);gap:28px}
  .feature-intro{position:static}
}
@media(max-width:640px){
  .palette-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .feature-panel{grid-template-columns:minmax(0,1fr)}
  .feature-trigger{gap:12px}
  .feature-name{font-size:20px}
  .client-card,.post-card,.term-card{padding:24px}
  .dl-fab{right:20px;bottom:20px}
  .callout{padding:20px}
}