:root{
    --bg:#ffffff; --ink:#16171c; --ink-body:#3a3b44; --ink-muted:#6b6d78; --ink-faint:#9b9da8;
    --line:#e9e9ed; --line-strong:#d7d8de; --code-bg:#f7f7f9; --accent:#2552e6; --accent-soft:#eef2fe; --ok:#127a4a;
    --mono:"IBM Plex Mono", ui-monospace, SFMono-Regular, Menlo, monospace;
    --sans:"IBM Plex Sans", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
    --wrap:1100px;
  }
  *{box-sizing:border-box;}
  html{scroll-behavior:smooth;}
  body{margin:0; background:var(--bg); color:var(--ink-body); font-family:var(--sans); font-size:16px; line-height:1.62; -webkit-font-smoothing:antialiased;}
  a{color:var(--accent); text-decoration:none;}
  a:hover{text-decoration:underline; text-underline-offset:2px;}
  a:focus-visible, button:focus-visible, .top-gh:focus-visible{outline:2px solid var(--accent); outline-offset:2px; border-radius:4px;}
  .skip{position:absolute; left:-9999px; top:0; z-index:50; background:var(--ink); color:#fff; padding:10px 16px; border-bottom-right-radius:8px; font-size:14px;}
  .skip:focus{left:0; text-decoration:none;}
  .doc-sec[tabindex]:focus{outline:none;}
  code,kbd,pre{font-family:var(--mono);}
  .wrap{max-width:var(--wrap); margin:0 auto; padding:0 28px;}
  h1,h2,h3{color:var(--ink); font-weight:600; letter-spacing:-0.02em; line-height:1.16;}
  ::selection{background:#dde6ff;}

  header.top{position:sticky; top:0; z-index:20; background:rgba(255,255,255,0.86); backdrop-filter:saturate(180%) blur(8px); border-bottom:1px solid var(--line);}
  .top-in{display:flex; align-items:center; gap:18px; height:58px;}
  .brand{display:flex; align-items:center; gap:10px; font-weight:600; color:var(--ink); letter-spacing:-0.01em;}
  .brand:hover{text-decoration:none;}
  .brand .mk{width:18px; height:18px; border-radius:5px; background:#16171c; display:inline-grid; place-items:center;}
  .brand .mk svg{width:12px; height:12px;}
  .top-nav{margin-left:auto; display:flex; align-items:center; gap:20px; font-size:14px;}
  .top-nav a{color:var(--ink-muted);}
  .top-nav a:hover{color:var(--ink);}
  .top-nav a.on{color:var(--ink); font-weight:600;}
  .top-gh{display:inline-flex; align-items:center; gap:7px; color:var(--ink)!important; border:1px solid var(--line-strong); border-radius:8px; padding:6px 12px;}
  .top-gh:hover{text-decoration:none; border-color:#b9bac2;}
  .top-gh svg{width:16px; height:16px;}
  @media(max-width:860px){ .top-nav .hide-sm{display:none;} }

  .mast{padding:62px 0 26px;}
  .mast .kick{font-family:var(--mono); font-size:12px; letter-spacing:0.08em; text-transform:uppercase; color:var(--ink-faint);}
  .mast h1{font-size:clamp(2rem,4.4vw,2.7rem); margin:14px 0 0;}
  .mast .lead{font-size:1.12rem; color:var(--ink-muted); max-width:62ch; margin:18px 0 0;}

  .docs-shell{display:grid; grid-template-columns:218px 1fr; gap:52px; padding-bottom:40px; border-top:1px solid var(--line); margin-top:8px;}
  .docs-toc{position:sticky; top:78px; align-self:start; padding-top:34px; max-height:calc(100vh - 88px); overflow-y:auto; overscroll-behavior:contain;}
  .docs-toc .grp{font-family:var(--mono); font-size:10.5px; letter-spacing:0.06em; text-transform:uppercase; color:var(--ink-faint); margin:0 0 4px; padding-left:13px;}
  .docs-toc a{display:block; padding:4px 0 4px 13px; color:var(--ink-muted); font-size:13.5px; border-left:2px solid transparent; transition:color .12s, border-color .12s;}
  .docs-toc a:hover{color:var(--ink); text-decoration:none;}
  .docs-toc a.on{color:var(--accent); font-weight:600; border-left-color:var(--accent);}
  .docs-art{padding-top:34px; min-width:0; max-width:780px;}
  .doc-sec{padding:14px 0 36px; border-bottom:1px solid var(--line); scroll-margin-top:74px;}
  .doc-sec:last-child{border-bottom:0;}
  .doc-sec > h2{font-size:1.5rem; margin:0 0 6px; display:flex; align-items:baseline; gap:11px; flex-wrap:wrap;}
  .doc-sec > h2 .mono{font-family:var(--mono); font-size:0.86rem; color:var(--accent); font-weight:500;}
  .doc-sec > p{color:var(--ink-body); margin:10px 0 0; max-width:66ch;}
  .doc-sec h3{font-size:1.04rem; margin:30px 0 0;}
  .doc-sec h3:first-of-type{margin-top:24px;}
  .lede{color:var(--ink-muted); font-size:1.04rem;}

  .steps{margin:22px 0 0; counter-reset:s; list-style:none; padding:0;}
  .steps > li{counter-increment:s; position:relative; padding:0 0 6px 40px; margin-top:22px;}
  .steps > li::before{content:counter(s); position:absolute; left:0; top:-2px; width:26px; height:26px; border-radius:7px; background:#fff; border:1px solid var(--line-strong); font-family:var(--mono); font-size:13px; color:var(--ink-muted); display:grid; place-items:center;}
  .steps > li > .st{font-weight:600; color:var(--ink);}
  .steps > li > .sd{color:var(--ink-muted); font-size:14.5px; margin-top:3px;}

  .dcode{margin:14px 0 0; border:1px solid var(--line); border-radius:10px; overflow:hidden; background:var(--code-bg);}
  .dcode .bar{display:flex; align-items:center; gap:8px; padding:9px 14px; border-bottom:1px solid var(--line); font-family:var(--mono); font-size:11px; color:var(--ink-faint);}
  .dcode .bar .d{width:8px; height:8px; border-radius:50%; background:var(--line-strong);}
  .dcode .bar .fn{margin-left:4px;}
  pre{margin:0; padding:16px 18px; overflow:auto; font-size:12.6px; line-height:1.7; color:#2a2c34;}
  pre .k{color:#0b62c4;} pre .c{color:#8a8d98;} pre .n{color:#b5530b;} pre .pr{color:#7a3fb0;} pre .pn{color:#9b9da8;}
  p code, li code, .drow code, .ep code, dd code, .note code, .wfnode code{font-family:var(--mono); font-size:0.87em; background:var(--code-bg); border:1px solid var(--line); border-radius:5px; padding:0 5px; color:var(--ink-body);}

  .drows{margin:18px 0 0; border-top:1px solid var(--line);}
  .drow{display:grid; grid-template-columns:184px 1fr; gap:22px; padding:11px 2px; border-bottom:1px solid var(--line); align-items:baseline;}
  .drow .t{font-family:var(--mono); font-size:13px; color:var(--ink); font-weight:500;}
  .drow .d{color:var(--ink-body); font-size:14px;}
  @media(max-width:560px){ .drow{grid-template-columns:1fr; gap:3px;} }

  /* API endpoints */
  .ep{display:grid; grid-template-columns:300px 1fr; gap:24px; padding:13px 2px; border-bottom:1px solid var(--line); align-items:baseline;}
  .ep:first-of-type{border-top:1px solid var(--line);}
  .ep .sig{display:flex; align-items:baseline; gap:9px; flex-wrap:wrap;}
  .ep .m{font-family:var(--mono); font-size:10.5px; font-weight:600; color:var(--accent); border:1px solid #cfdcff; background:var(--accent-soft); border-radius:5px; padding:1px 6px; letter-spacing:0.03em;}
  .ep .m.get{color:var(--ok); border-color:#bfe3cf; background:#f0faf4;}
  .ep .pa{font-family:var(--mono); font-size:13px; color:var(--ink); word-break:break-all;}
  .ep .ed{color:var(--ink-body); font-size:14px;}
  .ep .ed .tag{font-family:var(--mono); font-size:10.5px; color:var(--ink-faint); border:1px solid var(--line-strong); border-radius:5px; padding:1px 6px; margin-left:6px;}
  @media(max-width:620px){ .ep{grid-template-columns:1fr; gap:5px;} }

  /* trace receipt */
  .tracelog{margin:16px 0 0; border:1px solid var(--line); border-radius:10px; overflow:hidden; background:#fbfbfc;}
  .tracelog .bar{display:flex; align-items:center; gap:7px; padding:10px 15px; border-bottom:1px solid var(--line); font-family:var(--mono); font-size:11px; color:var(--ink-faint);}
  .tracelog .bar .d{width:8px; height:8px; border-radius:50%; background:var(--line-strong);}
  .tracelog .body{padding:6px 16px 14px; font-family:var(--mono); font-size:12.5px;}
  .tl{display:flex; justify-content:space-between; gap:14px; padding:7px 0; border-bottom:1px solid var(--line); color:var(--ink-body);}
  .tl .nm{color:var(--ink);}
  .tl .rs{color:var(--ink-muted); font-size:11.5px; white-space:nowrap;}
  .tl.rej .nm{color:var(--ink-faint); text-decoration:line-through;}
  .tl.rej .rs{color:#b25b5b;}
  .tl.acc .rs{color:var(--ok);}
  .tl.used{border-bottom:0; margin-top:3px; padding-top:11px; border-top:1px solid var(--line-strong);}
  .tl.used .nm{color:var(--accent); font-weight:600;}
  .tl.used .rs{color:var(--accent);}
  .tl.written{border-bottom:0; color:var(--ink-muted); font-size:11.5px;}
  .tl.written b{color:var(--ink);}

  /* catalog table (worked example) */
  .cat{margin:16px 0 0; border:1px solid var(--line); border-radius:10px; overflow:hidden; font-family:var(--mono); font-size:12.5px;}
  .cat .crow{display:grid; grid-template-columns:1.4fr .8fr .8fr .8fr; gap:10px; padding:8px 14px; border-bottom:1px solid var(--line); align-items:baseline;}
  .cat .crow.h{color:var(--ink-faint); font-size:10.5px; text-transform:uppercase; letter-spacing:0.05em; background:var(--code-bg);}
  .cat .crow:last-child{border-bottom:0;}
  .cat .crow .nm{color:var(--ink);}
  .cat .crow.win{background:var(--accent-soft);}
  .cat .crow.win .nm{color:var(--accent); font-weight:600;}
  .cat .crow.out .nm{color:var(--ink-faint); text-decoration:line-through;}
  .cat .crow .vd{color:var(--ink-muted); text-align:right;}
  .cat .crow.win .vd{color:var(--accent);}
  .cat .crow.out .vd{color:#b25b5b; text-decoration:none;}
  @media(max-width:560px){ .cat{font-size:11.5px;} .cat .crow{grid-template-columns:1.2fr .9fr .9fr; } .cat .crow .px{display:none;} }

  .note{margin:18px 0 0; padding:13px 16px; border:1px solid var(--line); border-radius:8px; background:var(--code-bg); font-size:14px; color:var(--ink-body);}
  .note b{color:var(--ink);}
  .quiet-host{margin:18px 0 0; font-size:14px; color:var(--ink-muted);}

  /* presets */
  .preset{margin-top:22px;}
  .preset .ph{display:flex; align-items:baseline; gap:10px; flex-wrap:wrap;}
  .preset .pn{font-family:var(--mono); font-size:13.5px; color:var(--ink); font-weight:600;}
  .preset .pt{font-size:13px; color:var(--ink-muted);}
  .preset .tags{font-family:var(--mono); font-size:10.5px; color:var(--ink-faint); margin-left:auto;}

  /* horizontal workflow flow diagrams */
  .wcap{font-family:var(--mono); font-size:11px; color:var(--ink-faint); letter-spacing:0.03em; margin:18px 0 0;}
  .wcap b{color:var(--accent); font-weight:500; text-transform:uppercase; margin-right:8px;}
  .flow-h{display:flex; align-items:center; justify-content:safe center; gap:0; margin:16px 0 4px; padding:6px 0; overflow-x:auto;}
  .fstage{flex:0 0 auto; max-width:190px; border:1px solid var(--line-strong); border-radius:10px; padding:10px 12px; background:#fff; display:flex; flex-direction:column; gap:5px;}
  .fstage .fn{font-family:var(--mono); font-size:13px; color:var(--ink); font-weight:500;}
  .fstage .fg{color:var(--ink-muted); font-size:11.5px; line-height:1.35;}
  .fstage .fp{align-self:flex-start; font-family:var(--mono); font-size:10px; color:var(--accent); border:1px solid #cfdcff; background:var(--accent-soft); border-radius:6px; padding:1px 6px; margin-top:2px; white-space:nowrap;}
  .fstage .fp.flag{color:#b2731f; border-color:#e7d2b0; background:#fbf4e8;}
  .fstage.io{border-style:dashed; justify-content:center; min-width:68px;}
  .fstage.io .fn{color:var(--ink-faint);}
  .farr{flex:0 0 auto; align-self:center; color:var(--ink-faint); font-family:var(--mono); font-size:13px; padding:0 9px;}
  .fcol{flex:0 0 auto; display:flex; flex-direction:column; gap:9px; justify-content:center;}
  .fcol .fstage{min-width:148px;}
  @media(max-width:640px){ .flow-h{ -webkit-mask-image:linear-gradient(90deg,#000 90%,transparent); mask-image:linear-gradient(90deg,#000 90%,transparent); } }

  /* ---- copy button on code blocks ---- */
  .copy-btn{margin-left:auto; font-family:var(--mono); font-size:11px; color:var(--ink-muted); background:#fff; border:1px solid var(--line-strong); border-radius:6px; padding:2px 9px; cursor:pointer; transition:border-color .15s, color .15s, background .15s;}
  .copy-btn:hover{color:var(--ink); border-color:#b9bac2;}
  .copy-btn.done{color:var(--ok); border-color:#bfe3cf; background:#f0faf4;}

  /* ---- tabs (workflows, presets) ---- */
  .tabbar{display:flex; flex-wrap:wrap; gap:2px 4px; border-bottom:1px solid var(--line); margin:20px 0 4px;}
  .tab{font-family:var(--mono); font-size:12.5px; color:var(--ink-muted); background:none; border:0; border-bottom:2px solid transparent; padding:8px 12px; margin-bottom:-1px; cursor:pointer; transition:color .12s, border-color .12s; white-space:nowrap;}
  .tab:hover{color:var(--ink);}
  .tab.active{color:var(--accent); border-bottom-color:var(--accent); font-weight:600;}
  .tabpanel{padding-top:6px;}
  .tabpanel[hidden]{display:none;}
  .wf-note{font-size:14.5px; color:var(--ink-body); margin:16px 0 0; max-width:none;}
  details.wf-code{margin-top:14px;}
  details.wf-code > summary{font-family:var(--mono); font-size:11.5px; color:var(--accent); cursor:pointer; list-style:none; padding:5px 0; user-select:none;}
  details.wf-code > summary::-webkit-details-marker{display:none;}
  details.wf-code > summary::before{content:"▸ ";}
  details.wf-code[open] > summary::before{content:"▾ ";}

  footer{border-top:1px solid var(--line); padding:38px 0 60px; color:var(--ink-faint); font-size:14px;}
  .foot-brand{font-weight:600; color:var(--ink); display:inline-flex; align-items:center; gap:9px;}
  .foot-brand .mk{width:16px; height:16px; border-radius:4px; background:#16171c; display:inline-grid; place-items:center;}
  .foot-brand .mk svg{width:11px; height:11px;}
  .foot-tag{margin:10px 0 0; color:var(--ink-muted);}
  .foot-links{margin:16px 0 0; display:flex; flex-wrap:wrap; gap:18px; align-items:center;}
  .foot-links a{color:var(--ink-body);}
  .foot-links .lic{color:var(--ink-faint); font-family:var(--mono); font-size:12.5px;}
  .foot-by{display:inline-flex; align-items:center; gap:10px; margin:20px 0 0; font-family:var(--mono); font-size:10.5px; letter-spacing:0.02em; color:var(--ink-faint); text-decoration:none; transition:color .2s;}
  .foot-by:hover{color:var(--accent);}
  .foot-by .gl-logo{display:inline-flex;}
  .foot-by .gl-logo svg{height:15px; width:auto; display:block;}

  @media(max-width:860px){
    .docs-shell{grid-template-columns:1fr; gap:0;}
    .docs-toc{position:static; padding-top:24px; padding-bottom:18px; border-bottom:1px solid var(--line); display:flex; flex-wrap:wrap; gap:6px 16px; align-items:baseline; max-height:none; overflow:visible;}
    .docs-toc .grp{display:none;}
    .docs-toc a{padding-left:0; border-left:0;}
    .docs-toc a.on{border-left:0;}
    .docs-art{padding-top:28px;}
  }
  @media (prefers-reduced-motion: reduce){ html{scroll-behavior:auto;} }

/* ============ GUIDED LANDING (/docs) ============ */
.guide{max-width:var(--wrap); margin:0 auto; padding:0 28px;}
.gsec{padding:52px 0; border-top:1px solid var(--line);}
.gsec > .eyebrow{font-family:var(--mono); font-size:12px; letter-spacing:0.07em; text-transform:uppercase; color:var(--accent); display:inline-block; margin-bottom:14px;}
.gsec > h2{font-size:1.7rem; margin:0 0 10px; letter-spacing:-0.02em;}
.gsec > .gsub{font-size:1.06rem; color:var(--ink-muted); max-width:none; margin:0;}
.gmore{margin:22px 0 0; font-family:var(--mono); font-size:12.5px;}
.gmore a{color:var(--accent);}

/* hero */
.dhero{padding:60px 0 6px; border-top:0;}
.dhero .eyebrow{font-family:var(--mono); font-size:12.5px; color:var(--accent); letter-spacing:0.04em; display:inline-flex; align-items:center; gap:9px;}
.dhero .eyebrow .dot{width:6px; height:6px; border-radius:50%; background:var(--accent);}
.dhero h1{font-size:clamp(2.1rem,5vw,3rem); margin:18px 0 0; letter-spacing:-0.03em; line-height:1.07; max-width:18ch;}
.dhero .lead{font-size:1.17rem; color:var(--ink-muted); max-width:60ch; margin:20px 0 0; line-height:1.55;}

/* route visualization (hero) */
.routeviz{display:flex; flex-direction:column; align-items:stretch; gap:9px; margin:34px 0 0; padding:20px; border:1px solid var(--line); border-radius:14px; background:linear-gradient(180deg,#fcfcfd,#fff);}
.routeviz .rvcol{flex:0 0 auto;}
.routeviz .rvcat{flex:0 0 auto; min-width:0;}
.routeviz .rvcard{border:1px solid var(--line-strong); border-radius:10px; padding:12px 15px; background:#fff;}
.routeviz .rvcard .rvt{display:inline;}
.routeviz .rvcard .rvd{display:inline; margin-top:0; margin-left:8px; color:var(--ink-muted);}
.routeviz .rvtrace .rvd{margin-left:0;}
.routeviz .cat .nm{white-space:nowrap;}
.routeviz .farr{align-self:center; transform:rotate(90deg); color:var(--ink-faint); font-family:var(--mono); padding:1px 0;}
.routeviz .rvk{font-family:var(--mono); font-size:10px; letter-spacing:0.04em; text-transform:uppercase; color:var(--ink-faint);}
.routeviz .rvt{font-weight:600; color:var(--ink); font-size:13.5px; margin-top:4px;}
.routeviz .rvd{font-family:var(--mono); font-size:11px; color:var(--ink-muted); margin-top:6px; line-height:1.5;}
.routeviz .rvd .pchip{color:var(--accent);}
.routeviz .rvtrace .ok{color:var(--ok); font-weight:600;}
.routeviz .farr{flex:0 0 auto; align-self:center; color:var(--ink-faint); font-family:var(--mono);}
@media(max-width:760px){ .routeviz{flex-direction:column;} .routeviz .farr{transform:rotate(90deg);} .routeviz .rvcat{min-width:0;} }

/* CTA cards */
.cta-cards{display:grid; grid-template-columns:repeat(3,1fr); gap:12px; margin:30px 0 0;}
.ctacard{border:1px solid var(--line-strong); border-radius:12px; padding:18px; text-decoration:none; background:#fff; transition:border-color .15s, background .15s, transform .05s;}
.ctacard:hover{border-color:var(--accent); background:var(--accent-soft); text-decoration:none;}
.ctacard:active{transform:translateY(1px);}
.ctacard .cc-n{font-weight:600; color:var(--ink); font-size:1.02rem;}
.ctacard .cc-d{color:var(--ink-muted); font-size:13px; margin-top:5px; line-height:1.45;}
.ctacard .cc-go{font-family:var(--mono); font-size:11.5px; color:var(--accent); margin-top:12px; display:inline-block;}
@media(max-width:680px){ .cta-cards{grid-template-columns:1fr;} }

/* routing loop (8 steps) */
.rloop{display:flex; flex-wrap:wrap; gap:9px; margin:26px 0 0; counter-reset:rl;}
.rstep{flex:1 1 150px; border:1px solid var(--line); border-radius:11px; padding:13px 15px; background:#fff; position:relative;}
.rstep::before{counter-increment:rl; content:counter(rl); position:absolute; top:11px; right:13px; font-family:var(--mono); font-size:11px; color:var(--ink-faint);}
.rstep .rt{font-weight:600; color:var(--ink); font-size:14.5px;}
.rstep .rt .mono{font-family:var(--mono); font-size:0.78em; color:var(--accent); font-weight:500;}
.rstep .rd{font-size:12.5px; color:var(--ink-muted); margin-top:5px; line-height:1.45;}

/* workflow gallery (visible cards) */
.wf-gallery{display:flex; flex-direction:column; gap:16px; margin:26px 0 0;}
.wfcard{border:1px solid var(--line); border-radius:14px; padding:20px 22px; background:#fff;}
.wfcard .wf-h{display:flex; align-items:baseline; gap:11px; flex-wrap:wrap;}
.wfcard .wf-name{font-size:1.12rem; font-weight:600; color:var(--ink);}
.wfcard .wf-tag{font-family:var(--mono); font-size:10.5px; color:var(--ink-faint); border:1px solid var(--line-strong); border-radius:5px; padding:1px 7px;}
.wfcard .wf-use{color:var(--ink-body); font-size:14.5px; margin:6px 0 0;}
.wfcard .wf-why{color:var(--ink-muted); font-size:13px; margin:5px 0 0;}
.wfcard .flow-h{margin-top:16px;}

/* policy cards */
.pcards{display:grid; grid-template-columns:repeat(auto-fill,minmax(310px,1fr)); gap:14px; margin:26px 0 0;}
.pcard{border:1px solid var(--line); border-radius:12px; padding:16px 18px; background:#fff; display:flex; flex-direction:column;}
.pcard .pc-name{font-family:var(--mono); font-size:14px; font-weight:600; color:var(--ink);}
.pcard .pc-when{font-size:13.5px; color:var(--ink-muted); margin:6px 0 0; line-height:1.45;}
.pcard .pc-rules{margin:13px 0 0; display:flex; flex-direction:column; gap:4px;}
.pcard .pc-rule{font-size:12px; color:var(--ink-body); display:flex; gap:9px; align-items:baseline;}
.pcard .pc-rule .k{font-family:var(--mono); font-size:10.5px; letter-spacing:0.03em; text-transform:uppercase; color:var(--ink-faint); min-width:54px; flex:0 0 auto;}
.pcard .pc-rule code{font-size:0.92em;}
.pcard .pc-foot{margin-top:auto; padding-top:15px; display:flex; gap:8px; align-items:center; flex-wrap:wrap;}
.pc-copy{font-family:var(--mono); font-size:11.5px; color:var(--ink); background:#fff; border:1px solid var(--line-strong); border-radius:7px; padding:5px 12px; cursor:pointer; transition:border-color .15s, color .15s, background .15s;}
.pc-copy:hover{border-color:#b9bac2;}
.pc-copy.done{color:var(--ok); border-color:#bfe3cf; background:#f0faf4;}
.pcard details.wf-code{margin-top:0;}
.pcard details.wf-code > summary{font-size:11.5px;}

/* reference link grid */
.ref-grid{display:grid; grid-template-columns:repeat(auto-fill,minmax(228px,1fr)); gap:10px; margin:24px 0 0;}
.refcard{border:1px solid var(--line); border-radius:10px; padding:14px 16px; text-decoration:none; background:#fff; transition:border-color .15s, background .15s;}
.refcard:hover{border-color:#b9bac2; background:#fcfcfd; text-decoration:none;}
.refcard .rf-n{font-weight:600; color:var(--ink); font-size:14px;}
.refcard .rf-n .mono{font-family:var(--mono); font-size:0.92em;}
.refcard .rf-d{color:var(--ink-muted); font-size:12px; margin-top:3px; line-height:1.4;}

/* ---- reference subpages ---- */
.crumbs{font-family:var(--mono); font-size:12px; color:var(--ink-faint); padding-top:24px;}
.crumbs a{color:var(--ink-muted);}
.crumbs a:hover{color:var(--ink);}
.refbody{max-width:880px;}
.refbody .doc-sec:first-of-type{padding-top:6px;}
.backlink{display:inline-block; margin:34px 0 60px; font-family:var(--mono); font-size:12.5px; color:var(--accent);}

/* ---- docs sidebar (cross-page navigation) ---- */
.docs-layout{display:grid; grid-template-columns:208px 1fr; gap:44px; max-width:var(--wrap); margin:0 auto; padding:0 28px; align-items:start;}
.docs-side{position:sticky; top:74px; align-self:start; padding-top:34px; max-height:calc(100vh - 86px); overflow-y:auto; overscroll-behavior:contain;}
.docs-side .grp{font-family:var(--mono); font-size:10.5px; letter-spacing:0.06em; text-transform:uppercase; color:var(--ink-faint); margin:20px 0 5px; padding-left:11px;}
.docs-side .grp:first-child{margin-top:0;}
.docs-side a{display:block; padding:5px 0 5px 11px; color:var(--ink-muted); font-size:13.5px; border-left:2px solid transparent; transition:color .12s, border-color .12s;}
.docs-side a:hover{color:var(--ink); text-decoration:none;}
.docs-side a.on{color:var(--accent); font-weight:600; border-left-color:var(--accent);}
.docs-side a.setup-link{color:var(--accent); font-weight:600;}
.docs-side a.setup-link:hover{text-decoration:underline;}
.docs-content{min-width:0;}
@media(max-width:880px){
  .docs-layout{grid-template-columns:1fr; gap:0;}
  .docs-side{position:static; max-height:none; overflow:visible; padding:16px 0; margin-bottom:4px; border-bottom:1px solid var(--line); display:flex; flex-wrap:wrap; gap:5px 14px; align-items:baseline;}
  .docs-side .grp{display:none;}
  .docs-side a{padding:2px 0; border-left:0; font-size:13px;}
  .docs-side a.on{border-left:0;}
}

/* ---- hosted-version waitlist (ymail) ---- */
.waitlist{margin:22px 0 0; max-width:520px;}
.wl-field{display:flex; gap:10px; flex-wrap:wrap; align-items:stretch;}
.wl-input{flex:1 1 220px; min-width:0; font-family:var(--sans); font-size:14.5px; color:var(--ink); background:#fff; border:1px solid var(--line-strong); border-radius:8px; padding:9px 14px; transition:border-color .15s, box-shadow .15s;}
.wl-input::placeholder{color:var(--ink-faint);}
.wl-input:focus{outline:none; border-color:var(--accent); box-shadow:0 0 0 3px var(--accent-soft);}
.wl-submit{flex:0 0 auto; cursor:pointer; display:inline-flex; align-items:center; gap:8px; font-family:var(--mono); font-size:13.5px; padding:9px 16px; border-radius:8px; border:1px solid var(--ink); color:#fff; background:var(--ink); transition:background .15s, opacity .15s;}
.wl-submit:hover{background:#000;}
.wl-submit:disabled{opacity:.6; cursor:default;}
.wl-submit svg{width:15px; height:15px;}
.wl-msg{margin:10px 0 0; font-size:13.5px; color:#b4332b; min-height:1.05em;}
.wl-note{margin:12px 0 0; font-family:var(--mono); font-size:11.5px; color:var(--ink-faint); letter-spacing:0.01em;}
.wl-success{margin:22px 0 0; max-width:520px;}
.wl-success-head{display:flex; align-items:center; gap:9px; font-size:1.05rem; font-weight:600; color:var(--ink); margin:0;}
.wl-success-head svg{width:20px; height:20px; color:var(--ok); flex:0 0 auto;}
.wl-share-label{margin:14px 0 8px; font-size:14px; color:var(--ink-muted);}
.wl-share{display:flex; gap:8px;}
.wl-share-input{flex:1 1 auto; min-width:0; font-family:var(--mono); font-size:12.5px; color:var(--ink-body); background:var(--code-bg); border:1px solid var(--line-strong); border-radius:8px; padding:9px 12px;}
.wl-copy{flex:0 0 auto; cursor:pointer; font-family:var(--mono); font-size:12.5px; color:var(--ink); background:#fff; border:1px solid var(--line-strong); border-radius:8px; padding:9px 16px; transition:border-color .15s, background .15s;}
.wl-copy:hover{border-color:#b9bac2; background:#fcfcfd;}
.wl-copy.done{color:var(--ok); border-color:#bfe3cf; background:#f0faf4;}
@media(max-width:520px){ .wl-submit{flex:1 1 100%; justify-content:center;} }

/* ---- prev / next pager ---- */
.pagenav{display:flex; gap:14px; margin:44px 0 64px; padding-top:24px; border-top:1px solid var(--line);}
.pagenav a{flex:1 1 0; min-width:0; border:1px solid var(--line); border-radius:10px; padding:14px 16px; text-decoration:none; transition:border-color .15s, background .15s;}
.pagenav a:hover{border-color:#b9bac2; background:#fcfcfd; text-decoration:none;}
.pagenav .pn-next{text-align:right;}
.pagenav .pn-spacer{flex:1 1 0;}
.pagenav .pn-dir{display:block; font-family:var(--mono); font-size:11px; color:var(--ink-faint); letter-spacing:0.03em;}
.pagenav .pn-title{display:block; color:var(--accent); font-weight:600; font-size:15px; margin-top:4px;}
@media(max-width:520px){ .pagenav{flex-direction:column;} .pagenav .pn-next{text-align:left;} .pagenav .pn-spacer{display:none;} }