:root {
  --ink: #0b0c0e; --ink-2: #3d4148; --ink-3: #6b7079;
  --line: #e6e7ea; --line-2: #eff0f2;
  --paper: #ffffff; --paper-2: #fafafb; --paper-3: #f4f5f7;
  --accent: #4f46e5; --accent-press: #423ac0; --accent-soft: #eeeeff; --accent-line: #ddddfb;
  --good: #16a34a; --warn: #b45309; --crit: #c02626;
  --good-soft: #e8f6ec; --warn-soft: #fbf1e0; --crit-soft: #fbeaea;
  --sans: 'IBM Plex Sans', system-ui, -apple-system, 'Segoe UI', Roboto, sans-serif;
  --mono: 'IBM Plex Mono', ui-monospace, 'SF Mono', 'SFMono-Regular', Menlo, monospace;
  --maxw: 1180px; --topbar-h: 80px; --sidebar-w: 268px; --content-w: 780px; --radius: 12px;
  --shadow-card: 0 1px 2px rgba(11,12,14,.04), 0 20px 44px -28px rgba(11,12,14,.22);
  --code-bg: #0b0c0e; --code-line: #1a1c20; --code-fg: #e8eaed; --code-dim: #6b7079;
  --code-k: #7d8cff; --code-s: #43d39e; --code-p: #c792ea; --code-c: #5e636c; --code-n: #f0a868;
  color-scheme: light;
}
/* The guide opens light. Dark is opt-in through the topbar toggle, which sets
   data-theme on the root and persists it — a shop-floor panel should not flip
   theme because of an OS setting nobody chose. */
:root[data-theme="light"] {
  --ink: #0b0c0e; --ink-2: #3d4148; --ink-3: #6b7079;
  --line: #e6e7ea; --line-2: #eff0f2; --paper: #ffffff; --paper-2: #fafafb; --paper-3: #f4f5f7;
  --accent: #4f46e5; --accent-press: #423ac0; --accent-soft: #eeeeff; --accent-line: #ddddfb;
  --good: #16a34a; --warn: #b45309; --crit: #c02626; --good-soft: #e8f6ec; --warn-soft: #fbf1e0; --crit-soft: #fbeaea;
  --shadow-card: 0 1px 2px rgba(11,12,14,.04), 0 20px 44px -28px rgba(11,12,14,.22); color-scheme: light;
}
:root[data-theme="dark"] {
  --ink: #eceef5; --ink-2: #b6b9c6; --ink-3: #838799;
  --line: #262832; --line-2: #202129; --paper: #0c0d12; --paper-2: #101119; --paper-3: #171923;
  --accent: #8f88ff; --accent-press: #a49dff; --accent-soft: #1b1c30; --accent-line: #2f2f52;
  --good: #4ade80; --warn: #f0b45f; --crit: #f0787c; --good-soft: #13251a; --warn-soft: #2a2113; --crit-soft: #2a1618;
  --shadow-card: 0 1px 2px rgba(0,0,0,.4), 0 24px 50px -30px rgba(0,0,0,.7); color-scheme: dark;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } * { animation: none !important; transition: none !important; } }
body { margin: 0; font-family: var(--sans); color: var(--ink); background: var(--paper); line-height: 1.62; -webkit-font-smoothing: antialiased; }
a { color: inherit; text-decoration: none; }
code, .mono { font-family: var(--mono); }
:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; border-radius: 4px; }
.eyebrow { font-family: var(--mono); font-size: 12px; letter-spacing: 0.15em; text-transform: uppercase; color: var(--accent); font-weight: 500; }
.scroll-x { overflow-x: auto; }

/* ---------- Top bar ---------- */
.topbar { position: sticky; top: 0; z-index: 70; background: color-mix(in srgb, var(--paper) 84%, transparent); backdrop-filter: saturate(180%) blur(12px); border-bottom: 1px solid var(--line); }
.topbar-inner { max-width: var(--maxw); margin: 0 auto; padding: 0 32px; height: var(--topbar-h); display: flex; align-items: center; gap: 20px; }
.wordmark { display: flex; align-items: center; gap: 6px; font-weight: 700; font-size: 24px; letter-spacing: 0.06em; }
.wordmark .mark { width: 46px; height: 46px; flex: none; display: block; }
.doc-version { font-family: var(--mono); font-size: 11.5px; color: var(--ink-3); border: 1px solid var(--line); border-radius: 999px; padding: 3px 9px; }
.version-picker select { font-family: var(--mono); font-size: 11.5px; color: var(--ink-2); background: var(--paper); border: 1px solid var(--line); border-radius: 999px; padding: 3px 24px 3px 9px; cursor: pointer; appearance: none; background-image: linear-gradient(45deg, transparent 50%, var(--ink-3) 50%), linear-gradient(135deg, var(--ink-3) 50%, transparent 50%); background-position: calc(100% - 12px) 52%, calc(100% - 8px) 52%; background-size: 4px 4px, 4px 4px; background-repeat: no-repeat; }
.version-picker select:hover { border-color: color-mix(in srgb, var(--ink-3) 40%, var(--line)); color: var(--ink); }
.wordmark .doc-tag { font-family: var(--mono); font-size: 10.5px; letter-spacing: 0.12em; text-transform: uppercase; color: var(--ink-3); border: 1px solid var(--line); border-radius: 999px; padding: 3px 9px; font-weight: 500; }
.top-spacer { margin-left: auto; }
.top-actions { display: flex; align-items: center; gap: 8px; }
.icon-btn { width: 36px; height: 36px; border-radius: 9px; border: 1px solid var(--line); background: var(--paper); color: var(--ink-2); display: grid; place-items: center; cursor: pointer; transition: border-color .15s, color .15s; }
.icon-btn:hover { border-color: color-mix(in srgb, var(--ink-3) 40%, var(--line)); color: var(--ink); }
.icon-btn svg { width: 18px; height: 18px; }
.icon-btn .moon { display: none; }
:root[data-theme="dark"] .icon-btn .sun { display: none; } :root[data-theme="dark"] .icon-btn .moon { display: block; }
#nav-toggle { display: none; }
.btn { display: inline-flex; align-items: center; gap: 8px; cursor: pointer; font-family: var(--sans); font-weight: 600; font-size: 14px; padding: 9px 15px; border-radius: 9px; border: 1px solid transparent; white-space: nowrap; transition: background .15s, border-color .15s, color .15s; }
.btn svg { width: 16px; height: 16px; }
.btn-primary { background: var(--accent); color: #fff; } .btn-primary:hover { background: var(--accent-press); }
.btn-ghost { background: var(--paper); color: var(--ink); border-color: var(--line); } .btn-ghost:hover { border-color: color-mix(in srgb, var(--ink-3) 40%, var(--line)); }

/* ---------- Layout ---------- */
.layout { max-width: var(--maxw); margin: 0 auto; padding: 0 32px; display: grid; grid-template-columns: var(--sidebar-w) minmax(0, 1fr); gap: 48px; }
.sidenav { position: sticky; top: var(--topbar-h); align-self: start; height: calc(100vh - var(--topbar-h)); overflow-y: auto; padding: 30px 8px 60px 0; }
.sidenav .grp { font-family: var(--mono); font-size: 10.5px; letter-spacing: 0.13em; text-transform: uppercase; color: var(--ink-3); margin: 22px 0 8px 12px; font-weight: 600; }
.sidenav .grp:first-child { margin-top: 0; }
.sidenav a { display: flex; align-items: center; gap: 10px; font-size: 14px; color: var(--ink-2); padding: 7px 12px; border-radius: 8px; transition: color .12s, background .12s; }
.sidenav a:hover { color: var(--ink); background: var(--paper-3); }
.sidenav a.active { color: var(--accent); background: var(--accent-soft); font-weight: 600; }
.sidenav a .n { font-family: var(--mono); font-size: 11px; color: var(--ink-3); width: 20px; flex: none; text-align: right; }
.sidenav a.active .n { color: var(--accent); }

.main { min-width: 0; padding: 40px 0 100px; }
.page { display: none; max-width: var(--content-w); }
.page.active { display: block; animation: fade .25s ease; }
@keyframes fade { from { opacity: 0; transform: translateY(6px); } to { opacity: 1; transform: none; } }
.crumb { font-family: var(--mono); font-size: 12px; color: var(--ink-3); display: flex; gap: 8px; align-items: center; }
.crumb b { color: var(--accent); font-weight: 500; }

/* ---------- Typography ---------- */
h1 { font-size: clamp(30px, 4vw, 42px); line-height: 1.08; font-weight: 700; letter-spacing: -0.022em; margin: 14px 0 0; text-wrap: balance; }
h2 { font-size: 24px; line-height: 1.2; font-weight: 700; letter-spacing: -0.018em; margin: 46px 0 0; text-wrap: balance; scroll-margin-top: calc(var(--topbar-h) + 16px); }
h2::before { content: ""; display: block; width: 34px; height: 3px; border-radius: 2px; background: var(--accent); margin-bottom: 16px; }
h3 { font-size: 17px; font-weight: 600; letter-spacing: -0.01em; margin: 30px 0 0; }
.lead { font-size: 19px; color: var(--ink-2); margin: 18px 0 0; text-wrap: pretty; }
p { font-size: 15.5px; color: var(--ink-2); margin: 14px 0 0; }
p strong, li strong { color: var(--ink); font-weight: 600; }
ul.plain { margin: 14px 0 0; padding-left: 20px; }
ul.plain li { font-size: 15.5px; color: var(--ink-2); margin-top: 7px; }
.inline-code { font-family: var(--mono); font-size: .85em; background: var(--paper-3); border: 1px solid var(--line-2); padding: 1px 6px; border-radius: 5px; color: var(--ink); white-space: nowrap; }
.kbd { font-family: var(--mono); font-size: 11.5px; background: var(--paper); border: 1px solid var(--line); border-bottom-width: 2px; border-radius: 6px; padding: 2px 7px; color: var(--ink); }

/* pills / tags */
.pill-row { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 24px; }
.pill { font-family: var(--mono); font-size: 12px; font-weight: 500; padding: 5px 11px; border-radius: 999px; border: 1px solid var(--line); color: var(--ink-2); display: inline-flex; align-items: center; gap: 7px; background: var(--paper); }
.pill.accent { background: var(--accent-soft); border-color: var(--accent-line); color: var(--accent); }
.pill .led { width: 7px; height: 7px; border-radius: 50%; background: currentColor; }
.tag { font-family: var(--mono); font-size: 10px; letter-spacing: 0.07em; text-transform: uppercase; padding: 2px 7px; border-radius: 6px; font-weight: 600; white-space: nowrap; }
.tag.lic { background: var(--warn-soft); color: var(--warn); border: 1px solid color-mix(in srgb, var(--warn) 22%, transparent); }
.tag.new { background: var(--accent-soft); color: var(--accent); border: 1px solid var(--accent-line); }

/* how-to steps */
.howto { list-style: none; counter-reset: h; margin: 26px 0 0; padding: 0; display: flex; flex-direction: column; gap: 1px; background: var(--line); border: 1px solid var(--line); border-radius: var(--radius); overflow: hidden; }
.howto > li { counter-increment: h; background: var(--paper); padding: 20px 22px 22px 62px; position: relative; }
.howto > li::before { content: counter(h); position: absolute; left: 18px; top: 20px; width: 30px; height: 30px; border-radius: 8px; background: var(--accent-soft); border: 1px solid var(--accent-line); color: var(--accent); font-family: var(--mono); font-size: 13px; font-weight: 600; display: grid; place-items: center; }
.howto > li h4 { margin: 0 0 6px; font-size: 15.5px; font-weight: 600; color: var(--ink); }
.howto > li p { margin: 6px 0 0; font-size: 14.5px; }
.howto > li p:first-of-type { margin-top: 0; }

/* callouts */
.note { margin-top: 22px; border: 1px solid var(--line); border-left: 3px solid var(--accent); border-radius: 10px; background: var(--paper-2); padding: 14px 18px; display: flex; gap: 13px; }
.note .ci { flex: none; color: var(--accent); margin-top: 1px; } .note .ci svg { width: 18px; height: 18px; }
.note p { margin: 0; font-size: 14px; }
.note.warn { border-left-color: var(--warn); } .note.warn .ci { color: var(--warn); }
.note.tip { border-left-color: var(--good); } .note.tip .ci { color: var(--good); }

/* code */
.code-card { margin-top: 22px; background: var(--code-bg); border: 1px solid var(--code-line); border-radius: var(--radius); overflow: hidden; box-shadow: 0 24px 60px -34px rgba(11,12,14,.5); }
.code-card .bar { display: flex; align-items: center; gap: 7px; padding: 10px 14px; border-bottom: 1px solid var(--code-line); }
.code-card .bar .tl { width: 10px; height: 10px; border-radius: 50%; background: #2a2d33; }
.code-card .bar .fn { margin-left: 9px; font-family: var(--mono); font-size: 12px; color: var(--code-dim); }
.code-card pre { margin: 0; padding: 16px 18px; overflow-x: auto; font-family: var(--mono); font-size: 13px; line-height: 1.8; color: var(--code-fg); }
.code-card .k { color: var(--code-k); } .code-card .s { color: var(--code-s); } .code-card .p { color: var(--code-p); } .code-card .c { color: var(--code-c); } .code-card .n { color: var(--code-n); }
.term { margin-top: 22px; background: var(--code-bg); border: 1px solid var(--code-line); border-radius: var(--radius); font-family: var(--mono); font-size: 13px; color: var(--code-fg); overflow: hidden; }
.term .bar { padding: 9px 14px; border-bottom: 1px solid var(--code-line); color: var(--code-dim); font-size: 11.5px; letter-spacing: 0.05em; }
.term pre { margin: 0; padding: 14px 18px; overflow-x: auto; line-height: 1.9; }
.term .pr { color: #4f8cff; user-select: none; } .term .cm { color: var(--code-c); } .term .ok { color: #43d39e; }

/* tokens */
.tokens { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 18px; }
.tok { font-family: var(--mono); font-size: 12.5px; padding: 6px 11px; border-radius: 8px; background: var(--paper); border: 1px solid var(--line); color: var(--accent); font-weight: 500; }
.tok.muted { color: var(--ink-3); }

/* table */
.tbl-wrap { margin-top: 22px; border: 1px solid var(--line); border-radius: var(--radius); overflow: hidden; }
table.data { width: 100%; border-collapse: collapse; font-size: 13.5px; }
table.data th, table.data td { text-align: left; padding: 10px 15px; border-bottom: 1px solid var(--line); vertical-align: top; }
table.data thead th { background: var(--paper-3); font-family: var(--mono); font-size: 10.5px; letter-spacing: 0.07em; text-transform: uppercase; color: var(--ink-3); font-weight: 600; }
table.data tbody tr:last-child td { border-bottom: none; } table.data tbody tr { background: var(--paper); }
table.data code { font-family: var(--mono); font-size: 12px; color: var(--accent); white-space: nowrap; }
table.data td.desc { color: var(--ink-2); }

/* card grids */
.grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 1px; margin-top: 22px; background: var(--line); border: 1px solid var(--line); border-radius: var(--radius); overflow: hidden; }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1px; margin-top: 22px; background: var(--line); border: 1px solid var(--line); border-radius: var(--radius); overflow: hidden; }
.cell { background: var(--paper); padding: 18px 18px 20px; display: flex; flex-direction: column; gap: 7px; }
.cell .ic { width: 34px; height: 34px; border-radius: 8px; display: grid; place-items: center; background: var(--accent-soft); color: var(--accent); margin-bottom: 3px; } .cell .ic svg { width: 18px; height: 18px; }
.cell h3 { font-size: 15px; margin: 0; } .cell p { font-size: 14px; margin: 0; line-height: 1.5; }

/* frame mockups */
.frame { margin-top: 24px; border: 1px solid var(--line); border-radius: var(--radius); overflow: hidden; box-shadow: var(--shadow-card); background: var(--paper); }
.frame .fbar { display: flex; align-items: center; gap: 7px; padding: 9px 13px; background: var(--paper-3); border-bottom: 1px solid var(--line); }
.frame .fbar .tl { width: 10px; height: 10px; border-radius: 50%; background: color-mix(in srgb, var(--ink-3) 30%, var(--line)); }
.frame .fbar .url { margin-left: 9px; font-family: var(--mono); font-size: 11.5px; color: var(--ink-3); background: var(--paper); border: 1px solid var(--line); border-radius: 6px; padding: 4px 10px; }
.frame .fcap { padding: 9px 15px; font-family: var(--mono); font-size: 11px; color: var(--ink-3); border-top: 1px solid var(--line); background: var(--paper-2); }
.editor3 { display: grid; grid-template-columns: 168px 1fr 190px; min-height: 220px; }
.editor3 .pane { padding: 13px; font-size: 12.5px; }
.editor3 .pl { border-right: 1px solid var(--line); background: var(--paper-2); }
.editor3 .pr { border-left: 1px solid var(--line); background: var(--paper-2); }
.editor3 .pc { background: var(--paper-3); position: relative; display: grid; place-items: center; }
.pane .plabel { font-family: var(--mono); font-size: 9.5px; letter-spacing: 0.1em; text-transform: uppercase; color: var(--ink-3); margin-bottom: 9px; }
.tree-row { display: flex; align-items: center; gap: 7px; padding: 4px 6px; border-radius: 6px; color: var(--ink-2); }
.tree-row.sel { background: var(--accent-soft); color: var(--accent); font-weight: 600; }
.tree-row .dot { width: 6px; height: 6px; border-radius: 2px; background: currentColor; opacity: .5; flex: none; }
.canvas-card { width: 78%; border: 1px solid var(--line); border-radius: 10px; background: var(--paper); padding: 15px; box-shadow: var(--shadow-card); }
.canvas-card .gauge { height: 8px; border-radius: 999px; background: var(--paper-3); overflow: hidden; margin: 9px 0; } .canvas-card .gauge > i { display: block; height: 100%; width: 67%; background: var(--accent); border-radius: 999px; }
.canvas-card .big { font-family: var(--mono); font-size: 24px; font-weight: 600; color: var(--ink); }
.canvas-card .lbl { font-size: 11.5px; color: var(--ink-3); } .canvas-card .row { display: flex; align-items: baseline; justify-content: space-between; }
.sel-handle { position: absolute; inset: 27% 8% auto 8%; height: 45%; border: 1.5px solid var(--accent); border-radius: 12px; pointer-events: none; }
.sel-handle span { position: absolute; width: 8px; height: 8px; background: var(--paper); border: 1.5px solid var(--accent); border-radius: 2px; }
.sel-handle span.a{left:-4px;top:-4px}.sel-handle span.b{right:-4px;top:-4px}.sel-handle span.c{left:-4px;bottom:-4px}.sel-handle span.d{right:-4px;bottom:-4px}
.prop-field { margin-bottom: 11px; } .prop-field .pk { font-size: 10.5px; color: var(--ink-3); margin-bottom: 4px; display: flex; justify-content: space-between; align-items: center; }
.prop-field .src { font-family: var(--mono); font-size: 9px; padding: 1px 5px; border-radius: 4px; background: var(--accent-soft); color: var(--accent); border: 1px solid var(--accent-line); }
.prop-field .pv { font-family: var(--mono); font-size: 11.5px; border: 1px solid var(--line); border-radius: 6px; padding: 5px 8px; color: var(--ink); background: var(--paper); }

/* manager mock */
.mgr-toolbar { display: flex; gap: 8px; padding: 12px 16px; border-bottom: 1px solid var(--line); background: var(--paper-2); flex-wrap: wrap; }
.mgr-row { display: grid; grid-template-columns: 1fr auto auto; align-items: center; gap: 14px; padding: 13px 16px; border-bottom: 1px solid var(--line); }
.mgr-row:last-child { border-bottom: none; }
.mgr-row .pname { font-weight: 600; font-size: 14px; display: flex; align-items: center; gap: 8px; } .mgr-row .ppath { font-family: var(--mono); font-size: 11px; color: var(--ink-3); margin-top: 2px; }
.state { font-family: var(--mono); font-size: 10.5px; display: inline-flex; align-items: center; gap: 6px; padding: 3px 10px; border-radius: 999px; border: 1px solid var(--line); color: var(--ink-2); }
.state .led { width: 6px; height: 6px; border-radius: 50%; }
.state.run { color: var(--good); border-color: color-mix(in srgb, var(--good) 30%, transparent); background: var(--good-soft); } .state.run .led { background: var(--good); }
.state.stop .led { background: var(--ink-3); }
.state.def { color: var(--accent); border-color: var(--accent-line); background: var(--accent-soft); }
.mgr-btns { display: flex; gap: 6px; } .mini-btn { font-family: var(--sans); font-size: 12px; font-weight: 600; padding: 6px 11px; border-radius: 7px; border: 1px solid var(--line); color: var(--ink-2); background: var(--paper); }
.mini-btn.pri { background: var(--accent); border-color: var(--accent); color: #fff; }

/* wizard mock */
.wizard { border: 1px solid var(--line); border-radius: var(--radius); overflow: hidden; margin-top: 24px; background: var(--paper); box-shadow: var(--shadow-card); }
.wizard .wsteps { display: flex; gap: 0; padding: 14px 18px; border-bottom: 1px solid var(--line); background: var(--paper-2); }
.wizard .wstep { display: flex; align-items: center; gap: 9px; font-size: 13px; color: var(--ink-3); }
.wizard .wstep .wn { width: 22px; height: 22px; border-radius: 50%; border: 1px solid var(--line); display: grid; place-items: center; font-family: var(--mono); font-size: 11px; }
.wizard .wstep.done { color: var(--good); } .wizard .wstep.done .wn { border-color: var(--good); background: var(--good-soft); color: var(--good); }
.wizard .wstep.active { color: var(--accent); font-weight: 600; } .wizard .wstep.active .wn { border-color: var(--accent); background: var(--accent-soft); color: var(--accent); }
.wizard .wsep { flex: 1; height: 1px; background: var(--line); margin: 0 12px; align-self: center; }
.wizard .wbody { padding: 18px; }
.epoint { display: flex; align-items: center; justify-content: space-between; gap: 12px; padding: 11px 13px; border: 1px solid var(--line); border-radius: 9px; margin-top: 9px; }
.epoint.sel { border-color: var(--accent); background: var(--accent-soft); }
.epoint .eaddr { font-family: var(--mono); font-size: 12px; color: var(--ink); } .epoint .emeta { font-family: var(--mono); font-size: 10.5px; color: var(--ink-3); margin-top: 3px; }
.epoint .etok { font-family: var(--mono); font-size: 10px; padding: 2px 7px; border-radius: 5px; background: var(--paper-3); color: var(--ink-2); }

/* pipeline */
.pipe { display: grid; grid-template-columns: 1fr auto 1fr auto 1fr; align-items: stretch; margin-top: 24px; }
.pnode { border: 1px solid var(--line); border-radius: var(--radius); background: var(--paper); padding: 17px; display: flex; flex-direction: column; gap: 7px; }
.pnode .ptag { font-family: var(--mono); font-size: 10px; letter-spacing: 0.09em; text-transform: uppercase; color: var(--ink-3); }
.pnode h3 { font-size: 15px; margin: 0; } .pnode p { font-size: 12.5px; margin: 0; }
.parrow { display: grid; place-items: center; padding: 0 14px; } .parrow .pl2 { font-family: var(--mono); font-size: 10px; color: var(--ink-3); margin-bottom: 5px; }
.parrow svg { width: 38px; height: 15px; color: color-mix(in srgb, var(--ink-3) 55%, var(--line)); }

/* catalog */
.cat-group { margin-top: 26px; }
.cat-group > .glabel { display: flex; align-items: center; gap: 10px; font-family: var(--mono); font-size: 10.5px; letter-spacing: 0.1em; text-transform: uppercase; color: var(--ink-3); font-weight: 600; margin-bottom: 11px; }
.cat-group > .glabel::after { content: ""; flex: 1; height: 1px; background: var(--line); }
.cat-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 9px; }
.wcard { border: 1px solid var(--line); border-radius: 10px; background: var(--paper); padding: 14px; }
.wcard .wtop { display: flex; gap: 11px; align-items: flex-start; }
.wcard .wic { flex: none; width: 32px; height: 32px; border-radius: 8px; background: var(--paper-3); color: var(--ink-2); display: grid; place-items: center; } .wcard .wic svg { width: 17px; height: 17px; }
.wcard .wname { font-weight: 600; font-size: 14px; display: flex; align-items: center; gap: 7px; flex-wrap: wrap; }
.wcard .wtype { font-family: var(--mono); font-size: 10.5px; color: var(--ink-3); margin-top: 2px; }
.wcard .wdesc { font-size: 12.5px; color: var(--ink-2); margin-top: 9px; line-height: 1.5; }
.wcard .wprops { margin-top: 9px; display: flex; flex-wrap: wrap; gap: 5px; }
.wcard .wprops span { font-family: var(--mono); font-size: 10px; padding: 2px 6px; border-radius: 5px; background: var(--paper-3); color: var(--ink-3); }

/* pager */
.pager { margin-top: 54px; padding-top: 26px; border-top: 1px solid var(--line); display: flex; justify-content: space-between; gap: 14px; }
.pager a { flex: 1; max-width: 300px; border: 1px solid var(--line); border-radius: var(--radius); padding: 15px 18px; transition: border-color .15s, background .15s; }
.pager a:hover { border-color: var(--accent-line); background: var(--paper-2); }
.pager a.next { text-align: right; margin-left: auto; }
.pager .dir { font-family: var(--mono); font-size: 10.5px; letter-spacing: 0.1em; text-transform: uppercase; color: var(--ink-3); }
.pager .pt { font-size: 15px; font-weight: 600; color: var(--ink); margin-top: 4px; }
.pager a:hover .pt { color: var(--accent); }

/* overview hero cards */
.oview-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; margin-top: 28px; }
.ocard { border: 1px solid var(--line); border-radius: var(--radius); padding: 20px; background: var(--paper); transition: border-color .15s, background .15s; }
.ocard:hover { border-color: var(--accent-line); background: var(--paper-2); }
.ocard .oi { font-family: var(--mono); font-size: 11px; color: var(--accent); }
.ocard h3 { margin: 8px 0 0; font-size: 16px; } .ocard p { font-size: 13.5px; margin-top: 6px; }

.sidebar-backdrop { display: none; }

/* ---------- Site chrome (website render only) ---------- */
/* The guide is a section of next-hmi.com rather than a document viewer parked
   beside it, so it carries the site's nav and footer. Written against the docs
   tokens, not the site stylesheet, because these have to survive the dark
   toggle and stay inside one self-contained file. */
.topbar-links { display: flex; align-items: center; gap: 28px; margin-right: 24px; }
.topbar-links a { font-size: 15px; font-weight: 500; color: var(--ink-2); transition: color .12s; }
.topbar-links a:hover { color: var(--ink); }

.docs-foot { border-top: 1px solid var(--line); background: var(--paper-2); margin-top: 72px; padding: 48px 0 56px; }
.docs-foot-inner, .docs-foot-bottom { max-width: var(--maxw); margin: 0 auto; padding: 0 32px; }
.docs-foot-inner { display: flex; justify-content: space-between; gap: 40px; flex-wrap: wrap; align-items: flex-start; }
.docs-foot-lead { flex: 0 1 auto; min-width: 0; max-width: 34ch; }
.docs-foot-lead .wordmark { font-size: 20px; }
.docs-foot-lead p { margin: 14px 0 0; font-size: 14.5px; color: var(--ink-3); line-height: 1.6; }
.docs-foot-cols { display: flex; gap: 56px; flex-wrap: wrap; flex: 0 1 auto; }
.docs-foot-cols h2 { font-family: var(--mono); font-size: 12px; letter-spacing: 0.1em; text-transform: uppercase; color: var(--ink-3); font-weight: 600; margin: 0 0 14px; }
/* `h2::before` draws a prose section rule and is not scoped to .page — without
   this every footer column heading wears an accent bar. */
.docs-foot-cols h2::before { content: none; }
.docs-foot-cols a { display: block; font-size: 15px; color: var(--ink-2); margin-bottom: 10px; }
.docs-foot-cols a:hover { color: var(--ink); }
.docs-foot-bottom { margin-top: 44px; padding-top: 24px; border-top: 1px solid var(--line); display: flex; justify-content: space-between; gap: 16px; flex-wrap: wrap; font-family: var(--mono); font-size: 13px; color: var(--ink-3); }

/* responsive */
@media (max-width: 1080px) {
  /* The bar already carries a sidebar toggle, a version picker, a theme
     button and GitHub — the site links are the ones that give way, and the
     footer still has every one of them. */
  .topbar-links { display: none; }
}
@media (max-width: 940px) {
  .layout { grid-template-columns: 1fr; gap: 0; }
  #nav-toggle { display: grid; }
  .sidenav { position: fixed; top: var(--topbar-h); left: 0; bottom: 0; width: 300px; background: var(--paper); border-right: 1px solid var(--line); padding: 22px 14px; transform: translateX(-102%); transition: transform .22s ease; z-index: 65; height: auto; }
  .sidenav.open { transform: none; box-shadow: 0 20px 60px -20px rgba(0,0,0,.4); }
  .sidebar-backdrop.show { display: block; position: fixed; inset: var(--topbar-h) 0 0 0; background: rgba(0,0,0,.4); z-index: 60; }
  .main { padding-top: 30px; }
  .grid-3, .oview-grid, .cat-grid { grid-template-columns: 1fr; }
  .pipe { grid-template-columns: 1fr; } .parrow { padding: 12px 0; } .parrow svg { transform: rotate(90deg); }
  .editor3 { grid-template-columns: 1fr; } .editor3 .pl, .editor3 .pr { border: none; border-bottom: 1px solid var(--line); }
}
@media (max-width: 560px) {
  .topbar-inner, .layout, .docs-foot-inner, .docs-foot-bottom { padding-left: 20px; padding-right: 20px; }
  .grid-2 { grid-template-columns: 1fr; }
  .wordmark .doc-tag { display: none; }
  .doc-version, .version-picker { display: none; }
  .mgr-row { grid-template-columns: 1fr; } .wizard .wsteps { flex-wrap: wrap; gap: 10px; } .wizard .wsep { display: none; }
  .pager { flex-direction: column; } .pager a { max-width: none; }
}

.page ul, .page ol { margin: 14px 0 0; padding-left: 22px; }
.page li { font-size: 15.5px; color: var(--ink-2); margin-top: 7px; }
.page li > ul, .page li > ol { margin-top: 7px; }
.page a { color: var(--accent); text-decoration: underline; text-underline-offset: 2px; }
.page a:hover { text-decoration-thickness: 2px; }
.page h4 { font-size: 15.5px; font-weight: 600; margin: 22px 0 0; }
.page hr { border: none; border-top: 1px solid var(--line); margin: 40px 0 0; }
.page blockquote { margin: 22px 0 0; padding-left: 16px; border-left: 3px solid var(--line); color: var(--ink-3); }
.page .code-card pre { margin: 0; padding: 16px 18px; overflow-x: auto; }
.page .code-card code { font-family: var(--mono); font-size: 13px; color: var(--code-fg); background: none; }
.page img { max-width: 100%; height: auto; display: block; }
.doc-figure { margin: 26px 0 0; }
.doc-figure img { border: 1px solid var(--line); border-radius: var(--radius); box-shadow: var(--shadow-card); background: var(--paper-2); }
.doc-figure figcaption { margin-top: 10px; font-size: 13.5px; color: var(--ink-3); text-wrap: pretty; }