/* Desk guide — shared stylesheet for the hub (/guide) and every /guide/* page.
   Lifted verbatim from the original single-page guide so the design system is identical everywhere,
   plus components the split needs: the cross-page nav, breadcrumb, hub card grid and related-pages footer. */
:root{
  --ground:#08090d; --ground2:#0b0e14;
  --panel:#0e1219; --panel2:#141a24; --panel3:#1a212d;
  --blue:#3d84e6; --blue-lt:#5a9bff; --violet:#7c4dff;
  --green:#2ea043; --green-lt:#48d06a; --red:#f05563; --amber:#e6a23d;
  --txt:#f2f4f8; --dim:#8b93a7; --faint:#5b6474; --line:#232a36; --line-lt:#2c3542;
  --mono:ui-monospace,"SF Mono","JetBrains Mono",Menlo,Consolas,monospace;
  --sans:-apple-system,"SF Pro Display","Segoe UI","Helvetica Neue",Arial,sans-serif;
  --maxw:1180px; --rail:250px;
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:84px;-webkit-text-size-adjust:100%}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}}
body{
  font-family:var(--sans);color:var(--txt);background:var(--ground);line-height:1.6;
  -webkit-font-smoothing:antialiased;
  background-image:
    radial-gradient(120% 80% at 50% -10%, rgba(61,132,230,.10), transparent 55%),
    radial-gradient(90% 60% at 100% 0%, rgba(124,77,255,.07), transparent 50%);
  background-attachment:fixed;
}
a{color:var(--blue-lt);text-decoration:none}
a:hover{text-decoration:underline}
::selection{background:rgba(90,155,255,.28)}

/* ── top bar ── */
.topbar{
  position:sticky;top:0;z-index:50;display:flex;align-items:center;gap:18px;
  height:60px;padding:0 clamp(16px,4vw,40px);
  background:rgba(8,9,13,.82);backdrop-filter:saturate(140%) blur(14px);
  border-bottom:1px solid var(--line);
}
.brandwrap{display:flex;align-items:center;gap:10px}
.brand{display:flex;align-items:center;gap:10px;font-weight:700;letter-spacing:-.01em;font-size:19px}
.brand:hover{text-decoration:none}
.brand-logo{height:22px;width:auto;display:block;flex:0 0 auto}
.tag{font:600 10px/1 var(--mono);letter-spacing:.18em;text-transform:uppercase;color:var(--dim);
  border:1px solid var(--line-lt);border-radius:5px;padding:4px 7px}
a.tag:hover{color:var(--txt);border-color:var(--blue);text-decoration:none}
.topbar .sp{flex:1 1 auto}
.topbar .home{font:600 11px/1 var(--mono);letter-spacing:.12em;text-transform:uppercase;color:var(--dim);
  border:1px solid var(--line-lt);border-radius:7px;padding:9px 13px}
.topbar .home:hover{color:var(--txt);border-color:var(--blue);text-decoration:none}
.topbar .home .home-sm{display:none}
@media (max-width:560px){ .topbar{gap:10px;padding:0 14px} .topbar .home{padding:8px 11px;letter-spacing:.06em} .topbar .home .home-lg{display:none} .topbar .home .home-sm{display:inline} }

/* ── shell ── */
.shell{position:relative;z-index:1;max-width:var(--maxw);margin:0 auto;padding:0 clamp(16px,4vw,40px);
  display:grid;grid-template-columns:var(--rail) minmax(0,1fr);gap:clamp(24px,4vw,56px)}
@media (max-width:880px){ .shell{grid-template-columns:1fr} }
/* single-column variant for standalone root pages (onboarding, download) — no guide side-nav */
.shell.solo{grid-template-columns:minmax(0,1fr);max-width:860px}
.shell.solo .doc{max-width:none}

/* ── cross-page nav (left rail) — replaces the old in-page TOC ── */
.toc{position:sticky;top:60px;align-self:start;height:calc(100vh - 60px);overflow-y:auto;
  padding:34px 0 60px;scrollbar-width:thin;scrollbar-color:var(--line-lt) transparent}
.toc::-webkit-scrollbar{width:7px}.toc::-webkit-scrollbar-thumb{background:var(--line-lt);border-radius:4px}
@media (max-width:880px){ .toc{display:none} }
.toc .eyebrow{font:700 10px/1 var(--mono);letter-spacing:.2em;text-transform:uppercase;color:var(--faint);
  padding:22px 0 12px 12px}
.toc .eyebrow:first-child{padding-top:0}
.toc a{display:block;color:var(--dim);font-size:13.5px;line-height:1.35;padding:7px 12px;border-radius:8px;
  border-left:2px solid transparent;transition:color .15s,border-color .15s,background .15s}
.toc a:hover{color:var(--txt);background:rgba(255,255,255,.03);text-decoration:none}
.toc a.on{color:var(--txt);border-left-color:var(--blue);background:rgba(61,132,230,.08)}

/* ── document ── */
.doc{min-width:0;padding:34px 0 140px;max-width:760px}
.crumb{display:flex;align-items:center;gap:8px;font:600 11px/1 var(--mono);letter-spacing:.06em;
  text-transform:uppercase;color:var(--faint);margin-bottom:22px}
.crumb a{color:var(--dim)}.crumb a:hover{color:var(--txt);text-decoration:none}
.crumb .sep{color:var(--line-lt)}
.lede{padding-bottom:26px;margin-bottom:14px;border-bottom:1px solid var(--line)}
.lede .kick{font:700 11px/1 var(--mono);letter-spacing:.22em;text-transform:uppercase;color:var(--blue-lt);margin-bottom:16px}
.lede h1{font-weight:800;letter-spacing:-.025em;line-height:1.04;font-size:clamp(30px,5vw,48px);text-wrap:balance}
.lede p{color:var(--dim);font-size:clamp(15px,2vw,18px);margin-top:18px;max-width:62ch}

section{padding-top:44px;scroll-margin-top:80px}
section:first-of-type{padding-top:34px}
h2{font-weight:800;letter-spacing:-.02em;line-height:1.12;font-size:clamp(22px,3.4vw,30px);text-wrap:balance;margin-top:8px}
h3{font-weight:700;letter-spacing:-.01em;font-size:19px;margin:34px 0 4px}
.doc p{color:#cbd2df;margin-top:14px}
.doc p.sub{color:var(--dim);margin-top:4px}
.doc strong{color:var(--txt);font-weight:650}
.doc ul{margin:14px 0 0;padding-left:0;list-style:none;display:flex;flex-direction:column;gap:9px}
.doc ul li{position:relative;padding-left:22px;color:#cbd2df}
.doc ul li::before{content:"";position:absolute;left:4px;top:10px;width:6px;height:6px;border-radius:50%;
  background:var(--blue);box-shadow:0 0 8px rgba(61,132,230,.6)}
.doc ol{margin:14px 0 0;padding-left:0;list-style:none;counter-reset:step;display:flex;flex-direction:column;gap:11px}
.doc ol li{position:relative;padding-left:38px;color:#cbd2df;counter-increment:step}
.doc ol li::before{content:counter(step);position:absolute;left:0;top:1px;width:24px;height:24px;
  display:grid;place-items:center;font:700 12px/1 var(--mono);color:var(--blue-lt);
  background:rgba(61,132,230,.12);border:1px solid rgba(61,132,230,.35);border-radius:7px}

/* inline UI tokens */
.k{font:600 12px/1.4 var(--mono);color:#dfe5ef;background:var(--panel3);border:1px solid var(--line-lt);
  border-radius:5px;padding:2px 6px;white-space:nowrap}
.k.back{color:var(--green-lt);border-color:rgba(46,160,67,.4);background:rgba(46,160,67,.1)}
.k.lay{color:var(--red);border-color:rgba(240,85,99,.4);background:rgba(240,85,99,.1)}

/* ── image placeholders ── */
figure{margin:26px 0 6px}
.shot{position:relative;border:1px solid var(--line);border-radius:14px;overflow:hidden;background:var(--panel)}
.shot img{display:block;width:100%;height:auto}
.shot:not(:has(img)){aspect-ratio:16/9}
.shot-row{display:grid;grid-template-columns:1fr 1fr;gap:14px;align-items:start}
@media(max-width:640px){.shot-row{grid-template-columns:1fr}}
.shot-ph{position:absolute;inset:0;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:10px;
  background:
    linear-gradient(180deg,rgba(20,26,36,.6),rgba(11,14,20,.6)),
    repeating-linear-gradient(0deg,transparent 0 27px,rgba(255,255,255,.02) 27px 28px),
    repeating-linear-gradient(90deg,transparent 0 27px,rgba(255,255,255,.02) 27px 28px);
  color:var(--faint);text-align:center;padding:20px}
.shot:has(img) .shot-ph{display:none}
.shot-ph .ico{width:34px;height:34px;border:1.5px solid var(--line-lt);border-radius:9px;display:grid;place-items:center;color:var(--dim)}
.shot-ph .cap{font:600 11px/1.5 var(--mono);letter-spacing:.14em;text-transform:uppercase;color:var(--dim)}
.shot-ph .hint{font-size:12px;color:var(--faint);max-width:44ch}
figcaption{margin-top:11px;font-size:13px;color:var(--dim);text-align:center}

/* ── callouts ── */
.note{margin:22px 0 6px;border-radius:12px;padding:16px 18px 16px 20px;border:1px solid var(--line);
  background:var(--panel);position:relative;overflow:hidden}
.note::before{content:"";position:absolute;left:0;top:0;bottom:0;width:3px;background:var(--blue)}
.note.new::before{background:linear-gradient(var(--blue-lt),var(--violet))}
.note.warn::before{background:var(--amber)}
.note .lbl{font:700 10px/1 var(--mono);letter-spacing:.18em;text-transform:uppercase;margin-bottom:8px;display:inline-block}
.note.new .lbl{color:var(--blue-lt)} .note.warn .lbl{color:var(--amber)} .note .lbl{color:var(--dim)}
.note p{margin:0;color:#cbd2df;font-size:14.5px}
.note p+p{margin-top:8px}

/* ── tool cards ── */
.tools{margin-top:20px;display:grid;gap:12px}
.tool{border:1px solid var(--line);border-radius:12px;background:var(--panel);padding:16px 18px;
  transition:border-color .15s,transform .15s}
.tool:hover{border-color:var(--line-lt)}
.tool .top{display:flex;align-items:center;gap:10px;flex-wrap:wrap}
.tool .name{font-weight:700;font-size:15.5px;letter-spacing:-.01em}
.tool .pill{font:600 9.5px/1 var(--mono);letter-spacing:.12em;text-transform:uppercase;color:var(--faint);
  border:1px solid var(--line-lt);border-radius:20px;padding:4px 9px}
.tool .pill.auto{color:var(--violet);border-color:rgba(124,77,255,.4)}
.tool .pill.exit{color:var(--green-lt);border-color:rgba(46,160,67,.4)}
.tool .pill.risk{color:var(--red);border-color:rgba(240,85,99,.4)}
.tool .what{color:#cbd2df;margin-top:9px;font-size:14.5px}
.tool .how{color:var(--dim);margin-top:8px;font-size:13.5px}
.tool .how b{color:var(--txt);font-weight:600}

hr.div{border:0;border-top:1px solid var(--line);margin:52px 0 0}

/* ── related-pages footer (internal linking) ── */
.related{margin-top:46px;padding-top:30px;border-top:1px solid var(--line)}
.related .eyebrow{font:700 10px/1 var(--mono);letter-spacing:.2em;text-transform:uppercase;color:var(--faint);margin-bottom:16px}
.rel-grid{display:grid;grid-template-columns:1fr 1fr;gap:12px}
@media(max-width:640px){.rel-grid{grid-template-columns:1fr}}
.rel{display:block;border:1px solid var(--line);border-radius:12px;background:var(--panel);padding:15px 16px;transition:border-color .15s,background .15s}
.rel:hover{border-color:var(--blue);background:rgba(61,132,230,.05);text-decoration:none}
.rel .rn{font-weight:700;font-size:15px;color:var(--txt);letter-spacing:-.01em}
.rel .rd{color:var(--dim);font-size:13px;margin-top:5px;line-height:1.5}

/* ── download CTA + FAQ (download page) ── */
.dlgo{display:inline-block;margin-top:14px;font:600 13px/1 var(--mono);letter-spacing:.04em;color:var(--blue-lt);
  border:1px solid rgba(61,132,230,.4);border-radius:8px;padding:10px 14px;background:rgba(61,132,230,.08)}
.card:hover .dlgo{border-color:var(--blue);color:var(--txt)}
.card .cmeta{color:var(--faint);font-size:13px;margin-top:6px}
.faq{margin-top:16px;display:flex;flex-direction:column;gap:10px}
.faq details{border:1px solid var(--line);border-radius:12px;background:var(--panel);padding:0 18px;overflow:hidden}
.faq summary{cursor:pointer;list-style:none;padding:15px 0;font-weight:650;color:var(--txt);font-size:15.5px;display:flex;justify-content:space-between;gap:12px}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";color:var(--blue-lt);font-family:var(--mono);font-weight:700}
.faq details[open] summary::after{content:"\2212"}
.faq details p{color:#cbd2df;margin:0 0 16px;font-size:14.5px;line-height:1.6}

/* ── hub (/guide) card grid ── */
.hub{position:relative;z-index:1;max-width:var(--maxw);margin:0 auto;padding:0 clamp(16px,4vw,40px) 120px}
.hub-lede{max-width:760px;padding:44px 0 30px}
.hub-lede .kick{font:700 11px/1 var(--mono);letter-spacing:.22em;text-transform:uppercase;color:var(--blue-lt);margin-bottom:16px}
.hub-lede h1{font-weight:800;letter-spacing:-.025em;line-height:1.04;font-size:clamp(34px,5.5vw,54px);text-wrap:balance}
.hub-lede p{color:var(--dim);font-size:clamp(15px,2vw,18px);margin-top:18px;max-width:64ch}
.hub-group{margin-top:40px}
.hub-group > .eyebrow{font:700 11px/1 var(--mono);letter-spacing:.2em;text-transform:uppercase;color:var(--faint);margin-bottom:16px}
.hub-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:14px}
.card{display:block;border:1px solid var(--line);border-radius:14px;background:var(--panel);padding:20px 20px 18px;
  transition:border-color .18s,background .18s,transform .18s}
.card:hover{border-color:var(--blue);background:rgba(61,132,230,.05);text-decoration:none;transform:translateY(-2px)}
.card .cn{display:flex;align-items:center;gap:10px;font-weight:750;font-size:17px;color:var(--txt);letter-spacing:-.01em}
.card .cd{color:var(--dim);font-size:14px;margin-top:9px;line-height:1.55}
.card .cq{margin-top:12px;font:600 11px/1.4 var(--mono);letter-spacing:.02em;color:var(--faint)}

/* ── onboarding walkthrough (the /onboarding page) — ported from the original onboarding modal ── */
.ob-hero{max-width:820px;margin:0 auto;padding:7vh clamp(22px,6vw,50px) 4vh;text-align:center}
.ob-hero .eyebrow{display:flex;justify-content:center;font:700 11px/1 var(--mono);letter-spacing:.22em;text-transform:uppercase;color:var(--blue-lt);margin-bottom:16px}
.ob-hero h1{margin:0 0 16px;font-weight:800;letter-spacing:-.028em;line-height:1.04;font-size:clamp(32px,6vw,60px);color:#fff;text-wrap:balance}
.ob-hero .lead{margin:0 auto 26px;max-width:56ch;font-size:clamp(15px,2vw,19px);line-height:1.6;color:var(--dim)}
.ob-prereq{display:flex;flex-wrap:wrap;justify-content:center;gap:10px}
.ob-prereq span{font-size:12.5px;color:#cdddff;padding:6px 13px;border-radius:999px;border:1px solid var(--line);background:rgba(90,140,255,.06)}
.ob-path{display:inline-flex;gap:6px;margin:0 auto 22px;padding:5px;border-radius:999px;border:1px solid var(--line);background:rgba(90,140,255,.06)}
.ob-path-btn{font-family:var(--sans);font-size:13.5px;font-weight:600;color:var(--dim);padding:9px 18px;border-radius:999px;border:0;background:transparent;cursor:pointer;transition:color .2s,background .2s;-webkit-tap-highlight-color:transparent}
.ob-path-btn:hover{color:#cdddff}
.ob-path-btn.on{color:#fff;background:linear-gradient(135deg,#5a9bff,#7c4dff);box-shadow:0 6px 18px rgba(90,120,255,.35)}
@media (max-width:520px){ .ob-path{flex-direction:column;width:100%;max-width:340px} .ob-path-btn{width:100%} }
.ob-steps{max-width:1000px;margin:0 auto;padding:2vh clamp(22px,6vw,50px) 2vh}
.ob-level{font:12px/1 var(--mono);letter-spacing:.22em;text-transform:uppercase;color:var(--blue-lt);margin:6vh 0 30px;padding-bottom:14px;border-bottom:1px solid var(--line)}
.ob-level:first-child{margin-top:2vh}
.ob-step{display:grid;grid-template-columns:1fr 1fr;gap:clamp(28px,5vw,64px);align-items:center;margin:0 0 7vh}
.ob-step.rev{direction:rtl}.ob-step.rev>*{direction:ltr}
.ob-n{display:inline-flex;align-items:center;justify-content:center;width:34px;height:34px;border-radius:50%;background:linear-gradient(135deg,#5a9bff,#7c4dff);color:#fff;font-weight:700;font-size:15px;margin-bottom:16px;box-shadow:0 6px 18px rgba(90,120,255,.4)}
.ob-copy h3{margin:0 0 10px;font-weight:700;font-size:clamp(20px,2.6vw,28px);letter-spacing:-.02em;color:#fff}
.ob-copy p{margin:0;font-size:15px;line-height:1.6;color:var(--dim)}
.ob-shot{position:relative;border-radius:14px;overflow:hidden;border:1px solid var(--line);background:linear-gradient(180deg,rgba(20,26,40,.5),rgba(11,15,25,.5));box-shadow:0 30px 70px rgba(0,0,0,.5)}
.ob-shot .ob-img{display:block;width:100%;height:auto}
.ob-done{max-width:720px;margin:4vh auto 0;padding:0 clamp(22px,6vw,50px) 8vh;text-align:center}
.ob-done h2{margin:0 0 14px;font-weight:800;letter-spacing:-.025em;font-size:clamp(28px,5vw,46px);color:#fff}
.ob-done .lead{margin:0 auto 24px;max-width:52ch;font-size:16px;line-height:1.6;color:var(--dim)}
.ob-cta{display:inline-flex;align-items:center;justify-content:center;padding:15px 30px;border:1px solid color-mix(in srgb,var(--blue-lt) 55%,var(--line));border-radius:12px;font-size:15px;color:#eaf1ff;background:rgba(90,155,255,.06);transition:.25s ease}
.ob-cta:hover{border-color:var(--blue-lt);background:rgba(90,155,255,.14);box-shadow:0 0 26px rgba(90,155,255,.35);text-decoration:none}
@media (max-width:760px){ .ob-step,.ob-step.rev{grid-template-columns:1fr;direction:ltr;gap:20px;margin-bottom:6vh} }
.ob-steps.have .ob-pre{display:none}   /* 'I already have an account' path hides the pre-connect steps */

/* ── starfield ── */
.ov-stars{position:fixed;inset:0;z-index:0;pointer-events:none;overflow:hidden}
.ov-stars::after{content:"";position:absolute;inset:0;opacity:.5;background-size:64px 64px;
  background-image:linear-gradient(rgba(90,120,180,.09) 1px,transparent 1px),linear-gradient(90deg,rgba(90,120,180,.09) 1px,transparent 1px);
  -webkit-mask-image:radial-gradient(90% 80% at 50% 40%,#000,transparent);mask-image:radial-gradient(90% 80% at 50% 40%,#000,transparent)}
.star{position:absolute;border-radius:50%;background:#fff}

/* ── footer ── */
.ftr{position:relative;z-index:2;border-top:1px solid var(--line);background:rgba(6,8,14,.6);-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);
  padding:56px clamp(20px,6vw,70px) 40px;margin-top:6vh}
.ftr-top{max-width:1100px;margin:0 auto;display:flex;flex-wrap:wrap;gap:40px;justify-content:space-between;align-items:flex-start}
.ftr-brand{max-width:320px}
.ftr-logo{height:22px;width:auto;display:block;margin-bottom:14px;opacity:.95}
.ftr-brand p{margin:0;font-family:var(--sans);font-size:14px;line-height:1.55;color:var(--dim)}
.ftr-cols{display:flex;gap:clamp(30px,6vw,72px);flex-wrap:wrap}
.ftr-col h4{margin:0 0 12px;font-family:var(--mono);font-size:11px;letter-spacing:.18em;text-transform:uppercase;color:var(--blue-lt)}
.ftr-col a,.ftr-col span{display:block;font-family:var(--sans);font-size:14px;line-height:1.7;color:var(--dim);text-decoration:none}
.ftr-col a{transition:color .2s}.ftr-col a:hover{color:var(--txt);text-decoration:none}
.ftr-fine{max-width:1100px;margin:44px auto 0;padding-top:24px;border-top:1px solid var(--line);display:flex;flex-direction:column;gap:10px}
.ftr-fine p{margin:0;font-family:var(--sans);font-size:12px;line-height:1.6;color:#5b6472}
.ftr-fine a{color:var(--blue-lt);text-decoration:none}.ftr-fine a:hover{text-decoration:none}
@media (max-width:640px){ .ftr-top{gap:30px} .ftr-cols{gap:32px} }

/* reveal */
.rv{opacity:0;transform:translateY(14px);transition:opacity .5s ease,transform .5s ease}
.rv.in{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){.rv{opacity:1;transform:none;transition:none}}