.tabs { min-width: 0; }
[role="tablist"] {
  display: flex; gap: 8px; overflow-x: auto; max-width: 100%;
  padding: 4px; margin-bottom: 24px; scrollbar-width: thin;
}
[role="tab"] {
  position: relative; flex-shrink: 0; display: inline-flex; align-items: center; justify-content: center;
  min-height: 48px; padding: 12px 22px; border: 0; border-radius: var(--r-btn);
  background: var(--c-panel); color: var(--c-muted);
  font: 700 15px/1.5 var(--font-body); text-align: left;
}
[role="tab"]:hover { color: var(--c-text); }
[role="tab"][aria-selected="true"] { background: var(--c-accent); color: var(--c-text); }
[role="tabpanel"] { min-width: 0; scroll-margin-top: calc(var(--nav-h) + 24px); }
[role="tabpanel"]:focus-visible { outline-offset: 8px; }
.feature-browser {
  display: grid; grid-template-columns: minmax(0,38fr) minmax(0,62fr);
  background: var(--c-panel); color: var(--c-text); border-radius: var(--r-drawer);
  overflow: hidden; min-width: 0;
}
.feature-browser [role="tablist"] {
  display: flex; flex-direction: column; gap: 0; margin: 0; padding: 24px 0;
  border-right: 1px solid var(--c-border); overflow: visible;
}
.feature-browser [role="tab"] {
  display: block; flex-shrink: 0; padding: 22px 32px; border-radius: 0;
  background: var(--c-clear); color: var(--c-text); min-width: 0; width: 100%;
}
.feature-browser [role="tab"] strong { display: block; font: 800 22px/1.35 var(--font-display); }
.feature-browser [role="tab"] small { display: block; margin-top: 6px; color: var(--c-muted); font: 400 13px/1.6 var(--font-body); }
.feature-browser [role="tab"][aria-selected="true"]::before { content: ""; position: absolute; inset: 20px auto 20px 0; width: 4px; background: var(--c-accent); }
.tab-progress { position: absolute; inset: auto 32px 0; height: 2px; background: var(--c-border); color: var(--c-text); }
.tab-progress::after { content: ""; display: block; width: 100%; height: 100%; background: var(--c-accent-dark); transform: scaleX(0); transform-origin: left; }
[data-playing="true"] [aria-selected="true"] .tab-progress::after { animation: drawer-progress var(--feature-duration) linear forwards; }
@keyframes drawer-progress { to { transform: scaleX(1); } }
.feature-details { display: grid; align-items: end; padding: 48px 0 0 40px; min-width: 0; }
.feature-detail { background: var(--c-bg); color: var(--c-text); padding: 44px; border-radius: var(--r-panel) 0 0 0; min-height: 430px; min-width: 0; }
.feature-detail p { color: var(--c-muted); }
.feature-detail pre { margin-bottom: 0; }
.toc {
  position: sticky; top: 16px; z-index: 5;
  display: flex; flex-wrap: wrap; gap: 8px;
  padding: 12px; margin-block: 24px 40px;
  border: 1px solid var(--c-border); border-radius: var(--r-panel);
  background: var(--c-bg); color: var(--c-text);
}
.toc a { display: inline-flex; align-items: center; justify-content: center; min-height: 44px; padding: 8px 16px; border-radius: var(--r-pill); text-decoration: none; font-size: var(--fs-small); }
.toc a:hover,.toc a[aria-current="true"] { background: var(--c-panel); color: var(--c-text); }
.faq-item { border-bottom: 1px solid var(--c-border); }
.faq-item summary { position: relative; padding: 24px 40px 24px 0; cursor: pointer; list-style: none; font-weight: 700; }
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary::after { content: "+"; position: absolute; right: 8px; top: 24px; font: 500 24px/1 var(--font-mono); color: var(--c-accent-dark); }
.faq-item[open] summary::after { content: "−"; }
.faq-answer { padding-right: 32px; padding-bottom: 16px; color: var(--c-muted); }
.term-card { padding: 32px; border-radius: var(--r-card); background: var(--c-panel); color: var(--c-text); min-width: 0; }
.term-card h3 { margin-bottom: 6px; }
.term-alias { display: block; font: 500 13px/1.6 var(--font-mono); color: var(--c-muted); margin-bottom: 18px; overflow-wrap: anywhere; }
.term-card p:last-child { margin-bottom: 0; }
.client-card { padding: 32px; border: 1px solid var(--c-border); border-radius: var(--r-panel); background: var(--c-bg); color: var(--c-text); min-width: 0; }
.client-card.is-primary { border-color: var(--c-accent-dark); }
.client-heading { display: flex; align-items: flex-start; justify-content: space-between; flex-wrap: wrap; gap: 12px; margin-bottom: 18px; }
.client-heading h3 { margin: 0; }
.client-card p { color: var(--c-muted); }
.client-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 24px; }
.client-meta { display: flex; flex-wrap: wrap; gap: 8px 18px; color: var(--c-muted); font-size: var(--fs-small); }
[data-rev]:empty { display: none; }
.badges { display: flex; flex-wrap: wrap; gap: 8px; }
.badge,.tag {
  display: inline-flex; align-items: center; justify-content: center;
  max-width: 100%; padding: 5px 11px; border-radius: var(--r-pill);
  font: 600 12px/1.6 var(--font-body);
  background: var(--c-panel); color: var(--c-muted);
  white-space: normal; overflow-wrap: anywhere;
}
.badge-primary { background: var(--c-accent); color: var(--c-text); }
.badge-recommended { background: var(--c-panel); color: var(--c-accent-dark); box-shadow: inset 0 0 0 1px var(--c-border); }
.badge-archived { background: var(--c-panel); color: var(--c-text); border: 1px dashed var(--c-muted); }
.status-mark { display: inline-flex; align-items: center; gap: 8px; font-size: var(--fs-small); color: var(--c-text); }
.status-mark::before { content: ""; width: 7px; height: 7px; border-radius: var(--r-circle); flex-shrink: 0; background: var(--c-success); }
.status-mark.is-warning::before { background: var(--c-warn); }
.status-mark.is-error::before { background: var(--c-error); }
.post-card { display: flex; flex-direction: column; align-items: flex-start; padding: 32px; border-radius: var(--r-panel); background: var(--c-panel); color: var(--c-text); min-width: 0; }
.post-card h3 { margin-block: 22px 16px; font-size: 22px; }
.post-card h3 a { text-decoration: none; }
.post-card h3 a:hover { text-decoration: underline; }
.post-card p { color: var(--c-muted); }
.post-meta { display: flex; align-items: center; flex-wrap: wrap; gap: 12px; color: var(--c-muted); font-size: 13px; }
.post-meta time { font-family: var(--font-mono); }
.post-card .text-link { margin-top: auto; }
.text-link { display: inline-flex; align-items: center; gap: 8px; min-height: 44px; color: var(--c-accent-dark); font-weight: 700; text-decoration: none; }
.text-link:hover { text-decoration: underline; }
.callout {
  margin: 28px 0; padding: 24px 28px;
  border-left: 4px solid var(--c-accent-dark); border-radius: 0 var(--r-code) var(--r-code) 0;
  background: var(--c-panel); color: var(--c-text);
}
.callout p:last-child { margin-bottom: 0; }
.callout-title { display: block; margin-bottom: 8px; font-weight: 800; }
.callout-warning { border-left-color: var(--c-warn); }
.callout-error { border-left-color: var(--c-error); }
.table-scroll { overflow-x: auto; max-width: 100%; min-width: 0; border: 1px solid var(--c-border); border-radius: var(--r-code); overscroll-behavior-inline: contain; }
.data-table { width: 100%; border-collapse: collapse; text-align: left; background: var(--c-bg); color: var(--c-text); }
.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 20px; vertical-align: top;
  overflow-wrap: normal; word-break: normal; white-space: normal;
  border-bottom: 1px solid var(--c-border);
}
.data-table th,.prose table th,.article-body table th { background: var(--c-panel); color: var(--c-text); font-weight: 700; }
.data-table tr:last-child td { border-bottom: 0; }
.prose table,.article-body table {
  display: block; overflow-x: auto; -webkit-overflow-scrolling: touch;
  max-width: 100%; min-width: 0; border-collapse: collapse;
}
.prose table code,.article-body table code,.data-table code { overflow-wrap: anywhere; }
.article-body { min-width: 0; }
.article-body > *, .article-body div { min-width: 0; max-width: 100%; }
.article-download {
  margin-top: 56px; padding: 32px;
  border-radius: var(--r-panel); background: var(--c-panel); color: var(--c-text);
}
.article-download p { color: var(--c-muted); }
.dl-fab {
  position: fixed; right: max(16px,env(safe-area-inset-right)); bottom: max(20px,env(safe-area-inset-bottom));
  z-index: 20; display: inline-flex; align-items: center; justify-content: center; gap: 12px;
  min-height: 58px; max-width: calc(100vw - 32px); padding: 14px 22px;
  border: 1px solid var(--c-accent-dark); border-radius: var(--r-pill);
  background: var(--c-accent); color: var(--c-text); text-decoration: none; font-weight: 800;
}
.dl-fab svg { width: 22px; height: 22px; fill: none; stroke: currentColor; stroke-width: 2; stroke-linecap: round; stroke-linejoin: round; }
.dl-fab:hover { background: var(--c-bg); color: var(--c-text); }
.has-dl-fab .site-footer { padding-bottom: 108px; }
.preview-swatch-grid { display: grid; grid-template-columns: repeat(4,minmax(0,1fr)); gap: 12px; }
.preview-swatch { margin: 0; min-width: 0; border: 1px solid var(--c-border); border-radius: var(--r-code); overflow: hidden; background: var(--c-bg); color: var(--c-text); }
.preview-swatch i { display: block; height: 76px; }
.preview-swatch figcaption { padding: 12px; font: 500 12px/1.6 var(--font-mono); overflow-wrap: anywhere; }
.sw-bg { background: var(--c-bg); }
.sw-panel { background: var(--c-panel); }
.sw-dark { background: var(--c-dark); }
.sw-border { background: var(--c-border); }
.sw-accent { background: var(--c-accent); }
.sw-accent-dark { background: var(--c-accent-dark); }
.sw-text { background: var(--c-text); }
.sw-muted { background: var(--c-muted); }
.sw-success { background: var(--c-success); }
.sw-warn { background: var(--c-warn); }
.sw-error { background: var(--c-error); }
.sw-metal { background: var(--c-metal); }
.sw-metal-hi { background: var(--c-metal-hi); }
.sw-metal-side { background: var(--c-metal-side); }
.sw-metal-deep { background: var(--c-metal-deep); }
.sw-key { background: var(--c-key); }
.preview-swatch.is-dark { background: var(--c-dark); color: var(--c-on-dark); border-color: var(--c-metal-hi); }
.sw-ink-strong { background: var(--c-ink-dark-strong); }
.sw-ink { background: var(--c-ink-dark); }
.sw-ink-faint { background: var(--c-ink-dark-faint); }
.sw-line { background: var(--c-line-dark); }
.sw-line-strong { background: var(--c-line-dark-strong); }
.sw-sheen { background: var(--c-sheen); }
.sw-lamp { background: var(--c-lamp); }
.sw-lamp-soft { background: var(--c-lamp-soft); }
.sw-shadow { background: var(--c-shadow); }
.sw-clear { background: var(--c-clear); }
.preview-dark { padding: 28px; border-radius: var(--r-panel); background: var(--c-dark); color: var(--c-on-dark); }
.preview-buttons { display: flex; flex-wrap: wrap; align-items: center; gap: 18px; }
.preview-type-title { font: 900 var(--fs-h1)/1.14 var(--font-display); margin-bottom: 24px; }
@media (max-width: 768px) {
  .feature-browser { grid-template-columns: minmax(0,1fr); }
  .feature-browser [role="tablist"] { flex-direction: row; overflow-x: auto; border-right: 0; border-bottom: 1px solid var(--c-border); padding: 16px; }
  .feature-browser [role="tab"] { width: auto; min-width: 172px; padding: 16px; }
  .feature-browser [role="tab"] strong { font-size: 18px; }
  .feature-browser [role="tab"][aria-selected="true"]::before { inset: auto 16px 0; height: 4px; width: auto; }
  .tab-progress { inset-inline: 16px; }
  .feature-details { padding: 24px 0 0 16px; }
  .feature-detail { padding: 28px 24px; min-height: 0; }
  .toc { position: static; flex-wrap: nowrap; overflow-x: auto; border-radius: var(--r-code); }
  .toc a { flex-shrink: 0; }
  .preview-swatch-grid { grid-template-columns: repeat(2,minmax(0,1fr)); }
}
@media (max-width: 640px) {
  .client-card,.post-card,.term-card,.article-download { padding: 24px; }
  .callout { padding: 20px; }
  .dl-fab { padding: 12px 18px; font-size: 14px; }
}
@media (prefers-reduced-motion: reduce) {
  .tab-progress { display: none; }
}