/* Docs shell: layout only. Everything else comes from system.css and patterns.css. */
body { font-size: 16px; }
.docs-shell { display: grid; grid-template-columns: 260px minmax(0, 1fr); min-height: calc(100vh - var(--hdr)); }
.docs-side { border-right: var(--rule); padding: 32px 24px 64px; position: sticky; top: var(--hdr); align-self: start; height: calc(100vh - var(--hdr)); overflow-y: auto; }
.docs-side h4 { margin: 0 0 10px; font-family: var(--font-label); font-weight: 700; font-size: 12px; letter-spacing: .08em; text-transform: uppercase; color: var(--muted); }
.docs-group + .docs-group { margin-top: 28px; }
.docs-side a { display: block; padding: 6px 0 6px 12px; border-left: var(--rule-w) solid transparent; text-decoration: none; font-size: 15px; }
.docs-side a:hover { border-left-color: var(--ink); }
.docs-side a[aria-current="page"] { border-left-color: var(--accent); font-weight: 700; }
.docs-side .docs-side-ext, .docs-menu-btn { display: none; }
/* header edges line up with the sidebar on desktop and with the page text on phones */
.docs-bar { padding: 0 24px; }
/* the favicon mark beside the name, in its own magenta (the header pattern whitens logo art) */
.sys-brand .docs-mark { height: 40px; filter: none; }
.docs-main { padding: 48px 56px 96px; max-width: 980px; }
.docs-main > h1 { font-family: var(--font-display); font-weight: 700; text-transform: uppercase; letter-spacing: var(--track-display);
  font-size: clamp(48px, 6vw, 84px); line-height: .9; margin: 0; padding-bottom: 20px; border-bottom: var(--rule); }
.docs-main .lead { font-size: 21px; line-height: 1.45; margin: 24px 0 8px; max-width: 40em; }
.docs-main > h2 { font-family: var(--font-display); font-weight: 700; text-transform: uppercase; letter-spacing: var(--track-display);
  font-size: 34px; line-height: 1; margin: 56px 0 16px; padding-bottom: 10px; border-bottom: var(--thin); }
.docs-main > h3 { font-family: var(--font-label); font-weight: 700; text-transform: uppercase; letter-spacing: var(--track-label); font-size: 15px; margin: 28px 0 8px; }
.docs-main p, .docs-main li { max-width: 46em; }
.docs-main ul { padding-left: 1.2em; }
.docs-main > pre { max-width: 100%; overflow-x: auto; }
.docs-main li { margin-bottom: 6px; }
.docs-main code { font-family: ui-monospace, SFMono-Regular, Menlo, monospace; font-size: .88em; background: var(--gray); padding: 1px 5px; }
.docs-main > table { width: 100%; border-collapse: collapse; margin: 12px 0 8px; font-size: 15px; }
.docs-main > table th { text-align: left; font-family: var(--font-label); font-weight: 700; font-size: 12px; letter-spacing: .08em; text-transform: uppercase; padding: 8px 12px 8px 0; border-bottom: var(--rule); }
.docs-main > table td { padding: 10px 12px 10px 0; border-bottom: 1px solid #ddd; vertical-align: top; }
/* live example + its generated code */
.demo { border: var(--rule); margin: 16px 0 0; }
.demo-stage { padding: 32px; background: var(--paper); overflow: hidden; }
.demo-stage.on-dark { background: var(--ink); color: var(--paper); }
.demo-stage.flush { padding: 0; }
/* pinned patterns shown as examples stay in their frame: no sticking, no stacking over the docs header or the phone menu */
.demo-stage .sys-header, .demo-stage .sys-section-nav { position: static; z-index: 0; }
.demo pre { margin: 0; padding: 16px 20px; background: #111; color: #eee; overflow-x: auto; font-size: 13px; line-height: 1.5; border-top: var(--rule); }
.demo pre code { background: none; padding: 0; color: inherit; }
/* content switcher sizes */
.cs-sizes { display: flex; flex-direction: column; align-items: flex-start; gap: 24px; }
.cs-row { display: flex; flex-wrap: wrap; gap: 12px; }
.cs-row .sys-input { width: 220px; }
/* text input examples */
.field-demo { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 24px 32px; align-items: start; }
@media (max-width: 640px) { .field-demo { grid-template-columns: minmax(0, 1fr); } }
/* tag examples on newsprint and color */
.tag-grounds { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); }
.tag-grounds > div { display: flex; flex-wrap: wrap; gap: 8px; align-items: center; padding: 28px 24px; }
@media (max-width: 640px) { .tag-grounds { grid-template-columns: minmax(0, 1fr); } }
/* button sizes */
.btn-sizes { display: flex; flex-direction: column; gap: 20px; }
.btn-sizes > div { display: flex; flex-wrap: wrap; align-items: center; gap: 12px; }
/* tooltip examples: room for the tips */
.tip-demo { display: flex; flex-wrap: wrap; align-items: center; gap: 40px; padding-top: 56px !important; padding-bottom: 56px !important; }
/* tooltip positions, shown open */
.tip-grid { display: grid; grid-template-columns: repeat(3, max-content); justify-content: space-around; gap: 72px 96px; padding: 64px 32px !important; }
.tip-grid .is-open::after, .tip-grid .is-open::before { opacity: 1; }
.btn-icons { gap: 48px; padding: 8px 0 40px; }   /* room for the tooltips between rows */
/* toggle examples */
.toggle-demo { display: flex; flex-wrap: wrap; gap: 8px 32px; }
/* card examples */
.card-demo { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 24px; }
.card-demo--sm { grid-template-columns: repeat(auto-fill, minmax(min(100%, 200px), 1fr)); }
@media (max-width: 640px) { .card-demo { grid-template-columns: minmax(0, 1fr); } }
/* do / don't */
.dodont { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; margin: 16px 0; }
.dodont > div { border-top: 6px solid var(--ink); padding-top: 12px; }
.dodont > .dont { border-top-color: var(--accent); }
.dodont b { font-family: var(--font-label); text-transform: uppercase; letter-spacing: var(--track-label); font-size: 13px; display: block; margin-bottom: 6px; }
/* swatches, specimens */
.swatches { display: grid; grid-template-columns: repeat(auto-fill, minmax(170px, 1fr)); gap: 20px; margin-top: 16px; }
.swatch { border: var(--rule); }
.swatch i { display: block; height: 96px; border-bottom: var(--rule); }
.swatch div { padding: 10px 12px; font-size: 13px; line-height: 1.4; }
.swatch b { font-family: var(--font-label); text-transform: uppercase; letter-spacing: var(--track-label); font-size: 13px; display: block; }
.note { border-left: var(--rule-w) solid var(--highlight); background: var(--highlight-soft); padding: 12px 16px; margin: 16px 0; max-width: 46em; }
/* previous / next */
.docs-pager { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; margin-top: 72px; }
/* the pager sits on newsprint so it reads as the way on */
.docs-step { display: flex; flex-direction: column; gap: 4px; padding: 14px 16px 16px; background: var(--newsprint); border-top: var(--rule); text-decoration: none;
  font-family: var(--font-label); font-weight: 700; text-transform: uppercase; letter-spacing: var(--track-label); font-size: 15px; transition: color var(--quick); }
.docs-step small { font-size: 12px; color: var(--muted); }
.docs-step:hover { color: var(--accent); }
.docs-step--next { text-align: right; }
.docs-pager + .docs-foot { margin-top: 32px; }
.docs-foot { margin-top: 72px; padding-top: 16px; border-top: var(--thin); font-size: 13px; color: var(--muted); }
/* Phones and narrow windows: the sidebar becomes a menu under the header, so each page starts right below the header */
@media (max-width: 860px) {
  .docs-shell { grid-template-columns: minmax(0, 1fr); }
  .sys-header .sys-nav { display: none; }
  .sys-brand .docs-mark { height: 30px; }
  .docs-bar { padding: 0 var(--gutter); }
  .docs-menu-btn { display: block; height: 44px; margin-right: -8px; padding: 0 8px; border: 0; background: none; color: inherit; cursor: pointer;
    font-family: var(--font-label); font-weight: 700; font-size: var(--size-label); letter-spacing: var(--track-label); text-transform: uppercase; }
  .docs-menu-btn:hover, .docs-menu-btn:focus-visible { color: var(--highlight); }
  .docs-side { display: none; position: fixed; z-index: 20; top: var(--hdr); left: 0; right: 0; bottom: 0; height: auto; align-self: auto;
    border-right: 0; padding: 24px var(--gutter) 48px; background: var(--paper); overscroll-behavior: contain; }
  .docs-menu-open .docs-side { display: block; }
  .docs-menu-open body { overflow: hidden; }
  /* two columns of links per group halves the menu's length */
  .docs-group { display: grid; grid-template-columns: 1fr 1fr; column-gap: 16px; }
  .docs-group h4 { grid-column: 1 / -1; }
  .docs-side a { padding: 11px 0 11px 12px; font-size: 16px; }
  .docs-side .docs-side-ext { display: block; margin-top: 28px; padding: 14px 0 0 !important; border-top: var(--thin); border-left: 0 !important;
    font-family: var(--font-label); font-weight: 700; text-transform: uppercase; letter-spacing: var(--track-label); font-size: var(--size-label) !important; }
  .docs-main { padding: 28px var(--gutter) 64px; }
  .docs-main > h1 { font-size: clamp(40px, 12vw, 64px); overflow-wrap: anywhere; }
  .docs-main > h2 { font-size: 28px; margin-top: 44px; }
  .docs-main .lead { font-size: 18px; margin-top: 18px; }
  .docs-main > table { display: block; overflow-x: auto; }
  .docs-main code { overflow-wrap: anywhere; }   /* long URLs break instead of widening the page */
  .demo-stage { padding: 20px; overflow-x: auto; }   /* wide examples (tables) scroll inside their frame */
  .demo pre { padding: 14px 16px; font-size: 12px; }
  .dodont { grid-template-columns: 1fr; }
  .docs-pager { gap: 12px; margin-top: 56px; }
  .logo-stage figure { max-width: 100%; }
  .logo-stage img { max-width: 100%; object-fit: contain; object-position: left; }
}

/* logo page */
.logo-stage { display: flex; flex-wrap: wrap; gap: 40px 56px; align-items: flex-end; }
.logo-stage figure { margin: 0; display: flex; flex-direction: column; gap: 12px; }
.logo-stage figcaption { font-size: 14px; color: var(--muted); }
.logo-on-black { background: var(--ink); padding: 32px; }
.logo-stack { flex-direction: column; align-items: flex-start; gap: 32px; }
.logo-stage figure { align-items: flex-start; }

/* Introduction banner (docs/intro-dots.js) */
.intro-dots { margin: 0 0 40px; background: color-mix(in srgb, var(--accent) 6%, var(--paper)); }   /* light magenta; follows the accent */
.intro-dots canvas { display: block; width: 100%; aspect-ratio: 3 / 1; min-height: 180px; touch-action: pan-y; }