/* design.rr2.dev chrome, in the Personal brand.
   Every value comes from Personal's --pb-* tokens (loaded from /personal/v1/brand.css), so the hub passes check.py.
   Each system's own look stays inside .sg-preview boxes, which carry that system's root class. */

.sg-skip { position: absolute; top: 8px; left: 8px; z-index: 60; padding: var(--pb-space-2) 14px; border-radius: var(--pb-radius-pill);
  background: var(--pb-ink); color: var(--pb-paper); font: 600 var(--pb-size-md)/1.4 var(--pb-font-sans); text-decoration: none; transform: translateY(-160%); }
.sg-skip:focus { transform: none; }
.pb code, .pb pre { font-family: var(--pb-font-mono); }

/* Header: the brand's own header, plus the system switcher after the crumb */
.sg-crumb-link { color: var(--pb-ink); text-decoration: none; }
.sg-switch { position: relative; margin-left: var(--pb-space-1); }
.sg-switch summary { display: flex; align-items: center; gap: 6px; min-height: 32px; padding: 0 var(--pb-space-3); border: 1px solid var(--pb-line);
  border-radius: var(--pb-radius-pill); background: var(--pb-surface); color: var(--pb-ink); list-style: none; cursor: pointer;
  font: 500 var(--pb-size-compact)/1 var(--pb-font-sans); }
.sg-switch summary:hover { border-color: var(--pb-line-strong); }
.sg-switch summary::-webkit-details-marker { display: none; }
.sg-switch summary svg { width: 12px; height: 12px; color: var(--pb-muted); transition: rotate var(--pb-motion-fast); }
.sg-switch[open] summary svg { rotate: 180deg; }
.sg-switch-list { position: absolute; top: calc(100% + 6px); left: 0; z-index: 40; min-width: 240px; margin: 0; padding: 6px; list-style: none;
  border: 1px solid var(--pb-line); border-radius: var(--pb-radius-lg); background: var(--pb-surface); box-shadow: var(--pb-shadow-lift);
  font: 400 var(--pb-size-md)/1.4 var(--pb-font-sans); white-space: normal; }
.sg-switch-list a { display: flex; align-items: center; gap: 10px; padding: var(--pb-space-2) 10px; border-radius: 6px; color: var(--pb-ink); text-decoration: none; }
.sg-switch-list a:hover, .sg-switch-list a[aria-current] { background: var(--pb-surface-hover); }
.sg-switch-list b { display: block; font-weight: 600; }
.sg-switch-list small { color: var(--pb-muted); font-size: var(--pb-size-xs); }
.sg-switch-list li:last-child { margin-top: var(--pb-space-1); padding-top: var(--pb-space-1); border-top: 1px solid var(--pb-line); }
.sg-dot { width: 10px; height: 10px; flex: none; border-radius: 50%; background: var(--pb-line-strong); }
@media (max-width: 560px) { .sg-switch summary { padding: 0 10px; } }

/* Page layout: sidebar + content on wide screens */
.sg-layout { display: grid; grid-template-columns: 220px minmax(0, 1fr); gap: 40px; max-width: calc(var(--pb-layout-wide) + 280px);
  margin: 0 auto; padding: 0 var(--pb-layout-gap); }
.sg-side { position: sticky; top: var(--pb-layout-bar); align-self: start; max-height: calc(100vh - var(--pb-layout-bar)); overflow-y: auto;
  padding: var(--pb-space-8) 0 40px; font: 400 var(--pb-size-md)/1.5 var(--pb-font-sans); }
.sg-side ul { margin: 0; padding: 0; list-style: none; }
.sg-side a { display: block; padding: var(--pb-space-1) 10px; border-radius: 6px; color: var(--pb-muted); text-decoration: none; }
.sg-side a:hover { background: var(--pb-surface-hover); color: var(--pb-ink); }
.sg-side .sg-navgroup { margin: 18px 0 var(--pb-space-1); padding: 0 10px; color: var(--pb-ink); font: 600 var(--pb-size-xs)/1.4 var(--pb-font-sans);
  letter-spacing: var(--pb-tracking-label); text-transform: uppercase; }
.sg-side .sg-navgroup:first-child { margin-top: 0; }
.sg-main { min-width: 0; padding: var(--pb-space-8) 0 80px; }
.sg-narrow { max-width: calc(var(--pb-layout-wide) + var(--pb-layout-gap) * 2); margin: 0 auto; padding: var(--pb-space-12) var(--pb-layout-gap) 80px; }
@media (max-width: 960px) { .sg-layout { display: block; } .sg-side { display: none; } }

/* Phone: the sidebar becomes a "Jump to" menu at the top */
.sg-jump { display: none; margin: 0 0 var(--pb-space-6); border: 1px solid var(--pb-line); border-radius: var(--pb-radius-md); background: var(--pb-surface); }
.sg-jump summary { padding: 10px 14px; color: var(--pb-ink); font: 600 var(--pb-size-md)/1.4 var(--pb-font-sans); cursor: pointer; }
.sg-jump ul { margin: 0; padding: 0 var(--pb-space-2) var(--pb-space-3); list-style: none; columns: 2; column-gap: var(--pb-space-2); }
.sg-jump a { display: block; padding: var(--pb-space-1) 6px; color: var(--pb-muted); font-size: var(--pb-size-md); text-decoration: none; break-inside: avoid; }
.sg-jump .sg-navgroup { padding: var(--pb-space-2) 6px var(--pb-space-1); color: var(--pb-ink); font: 600 var(--pb-size-xs)/1.4 var(--pb-font-sans);
  letter-spacing: var(--pb-tracking-label); text-transform: uppercase; break-after: avoid; }
@media (max-width: 960px) { .sg-jump { display: block; } }

/* Headings and intro, in the brand's type */
.sg-title { margin: 0 0 var(--pb-space-2); }
.sg-facts { display: flex; flex-wrap: wrap; gap: 6px var(--pb-space-4); margin: 0 0 var(--pb-space-6); padding: 0; list-style: none;
  color: var(--pb-muted); font: 400 var(--pb-size-sm)/1.5 var(--pb-font-sans); }
.sg-facts b { color: var(--pb-ink); font-weight: 600; }
.sg-h2 { margin: var(--pb-space-18) 0 6px; padding-top: var(--pb-space-6); border-top: 1px solid var(--pb-line); scroll-margin-top: 80px; }
.sg-h2 + p { max-width: 62ch; margin: 0 0 var(--pb-space-5); color: var(--pb-muted); font: 400 var(--pb-size-ui)/1.6 var(--pb-font-sans); }

/* "Use with an agent" box: a brand card */
.sg-agent { display: grid; gap: 14px; }
.sg-agent > * { min-width: 0; }
.sg-agent h2 { margin: 0; }
.sg-agent p { margin: 0; color: var(--pb-muted); font-size: var(--pb-size-md); }
.sg-snippet { position: relative; }
.sg-snippet pre { margin: 0; padding: var(--pb-space-3) 84px var(--pb-space-3) 14px; overflow-x: auto; border-radius: var(--pb-radius-md); background: var(--pb-sunken);
  color: var(--pb-ink); font: 400 var(--pb-size-sm)/1.6 var(--pb-font-mono); white-space: pre-wrap; overflow-wrap: anywhere; }
.sg-snippet .sg-copybtn { position: absolute; top: var(--pb-space-2); right: var(--pb-space-2); }
.sg-links { display: flex; flex-wrap: wrap; gap: var(--pb-space-2); margin: 0; padding: 0; list-style: none; }
.sg-links a { display: inline-flex; padding: var(--pb-space-1) 10px; border: 1px solid var(--pb-line); border-radius: var(--pb-radius-pill); background: var(--pb-surface);
  color: var(--pb-ink); font: 400 var(--pb-size-xs)/1.5 var(--pb-font-mono); text-decoration: none; }
.sg-links a:hover { border-color: var(--pb-raspberry); color: var(--pb-raspberry); }
.sg-copybtn { min-height: 28px; padding: 0 var(--pb-space-3); border: 1px solid var(--pb-line-strong); border-radius: var(--pb-radius-pill); background: var(--pb-surface);
  color: var(--pb-ink); font: 600 var(--pb-size-xs)/1 var(--pb-font-sans); cursor: pointer; transition: background var(--pb-motion-fast), color var(--pb-motion-fast); }
.sg-copybtn:hover { border-color: var(--pb-raspberry); background: var(--pb-raspberry); color: var(--pb-on-accent); }

/* Component blocks */
.sg-comp { margin: 0 0 var(--pb-space-12); scroll-margin-top: 80px; }
.sg-comp-head { margin-bottom: var(--pb-space-3); }
.sg-comp-head .pb-label { margin-bottom: 2px; }
.sg-comp-head h3 { margin: 0 0 2px; }
.sg-comp-head p { margin: 0; }
.sg-preview { position: relative; padding: var(--pb-space-8) var(--pb-space-8) var(--pb-space-6); border: 1px solid var(--pb-line); border-radius: var(--pb-radius-md) var(--pb-radius-md) 0 0;
  overflow: hidden; }
.sg-preview[data-system]::before { content: "Preview · " attr(data-system); position: absolute; top: 0; right: 0; padding: 2px 10px;
  border-left: 1px solid var(--pb-line); border-bottom: 1px solid var(--pb-line); border-radius: 0 0 0 var(--pb-radius-sm); background: var(--pb-surface);
  color: var(--pb-muted); font: 500 var(--pb-size-tile)/1.6 var(--pb-font-sans); letter-spacing: var(--pb-tracking-label); text-transform: uppercase; }
.sg-fpanel { border-radius: var(--pb-radius-md); }
.sg-code { position: relative; border: 1px solid var(--pb-line); border-top: 0; border-radius: 0 0 var(--pb-radius-md) var(--pb-radius-md); background: var(--pb-surface); }
.sg-comp > .sg-code:first-of-type:not(.sg-preview + .sg-code) { border-top: 1px solid var(--pb-line); border-radius: var(--pb-radius-md); }
.sg-code summary { display: flex; align-items: center; min-height: 38px; padding: 0 14px; color: var(--pb-muted); font: 600 var(--pb-size-sm)/1 var(--pb-font-sans); cursor: pointer; }
.sg-code summary:hover { color: var(--pb-ink); }
.sg-code[open] summary { border-bottom: 1px solid var(--pb-line); }
.sg-code .sg-copybtn { position: absolute; top: 5px; right: 10px; }
.sg-code pre { max-height: 420px; margin: 0; padding: 14px; overflow: auto; color: var(--pb-ink); font: 400 var(--pb-size-sm)/1.6 var(--pb-font-mono); }
.sg-rules { margin: var(--pb-space-3) 0 0; padding-left: var(--pb-space-5); color: var(--pb-text); font: 400 var(--pb-size-md)/1.6 var(--pb-font-sans); }
.sg-rules li { margin: 3px 0; }
.sg-rules li::marker { color: var(--pb-raspberry); }

/* Hub index */
.sg-systems { display: grid; grid-template-columns: repeat(auto-fill, minmax(280px, 1fr)); gap: var(--pb-space-4); margin: var(--pb-space-8) 0 0; padding: 0; list-style: none; }
.sg-sys { display: grid; align-content: start; gap: var(--pb-space-2); }
.sg-sys h2 { margin: var(--pb-space-1) 0 0; }
.sg-sys.is-placeholder { border-style: dashed; background: none; box-shadow: none; }
.sg-swatchbar { display: flex; height: 8px; overflow: hidden; border-radius: var(--pb-radius-pill); }
.sg-swatchbar i { flex: 1; }

/* Foundations previews (rendered with the system's own tokens) */
.sg-textsw { display: grid; grid-template-columns: repeat(auto-fit, minmax(180px, 1fr)); gap: var(--pb-space-3); margin-bottom: var(--pb-space-2); }
.sg-textsw div { display: grid; gap: 2px; padding: 14px; border: 1px solid var(--pb-line); border-radius: var(--pb-radius-md); }
.sg-textsw span { font-size: var(--pb-size-h3); font-weight: 600; }
.sg-textsw code, .sg-sw code { display: block; font-size: var(--pb-size-xs); line-height: 1.4; color: inherit; overflow-wrap: anywhere; }
.sg-textsw small, .sg-sw small { display: block; opacity: .8; font-size: var(--pb-size-xs); line-height: 1.4; }
.sg-sw { display: grid; grid-template-columns: repeat(auto-fill, minmax(150px, 1fr)); gap: 10px; margin: 0 0 var(--pb-space-2); padding: 0; list-style: none; }
.sg-sw li { overflow: hidden; border: 1px solid var(--pb-line); border-radius: var(--pb-radius-md); }
.sg-sw i { display: block; height: 52px; border-bottom: 1px solid var(--pb-line); }
.sg-sw div { padding: var(--pb-space-2) 10px 10px; }
.sg-sw .sg-hex { font-family: var(--pb-font-mono); }
.sg-trow { display: grid; grid-template-columns: 170px minmax(0, 1fr); gap: var(--pb-space-4); align-items: baseline; padding: 10px 0; border-bottom: 1px solid var(--pb-line); }
.sg-trow:last-child { border-bottom: 0; }
.sg-trow code { display: block; font-size: var(--pb-size-xs); }
.sg-trow small { display: block; opacity: .8; font-size: var(--pb-size-xs); }
.sg-trow > div:last-child { min-width: 0; overflow: hidden; white-space: nowrap; text-overflow: ellipsis; }
.sg-space { display: flex; flex-wrap: wrap; align-items: flex-end; gap: var(--pb-space-4); }
.sg-space div { display: grid; justify-items: center; gap: var(--pb-space-1); font-size: var(--pb-size-badge); }
.sg-space i { display: block; border: 1px solid currentColor; border-radius: 2px; opacity: .6; }
.sg-space code { font-size: var(--pb-size-badge); }
.sg-space small { opacity: .8; }
.sg-shapes { display: grid; grid-template-columns: repeat(auto-fill, minmax(130px, 1fr)); gap: 10px; margin-top: var(--pb-space-3); }
.sg-shapes div { display: grid; place-content: center; gap: 2px; height: 84px; border: 1px solid var(--pb-line); text-align: center; font-size: var(--pb-size-xs); }
.sg-shapes code { font-size: var(--pb-size-xs); }
.sg-shapes small { opacity: .8; }
@media (max-width: 560px) {
  .sg-trow { grid-template-columns: 1fr; gap: var(--pb-space-1); }
  .sg-preview { padding: var(--pb-space-8) var(--pb-space-4) var(--pb-space-4); }
  .sg-main { padding-top: var(--pb-space-6); }
}

/* Make live components sit still inside a preview */
.sg-preview .pb-top { position: relative; top: auto; }
.sg-preview .pb-dialog:not([open]) { position: static; display: block; margin: 0 0 var(--pb-space-4); }

/* Review pages are wider than the brand's 1024px header: line the header up with the sidebar layout */
.sg-wide .pb-nav { max-width: calc(var(--pb-layout-wide) + 280px + var(--pb-layout-gap) * 2); }