/* Guide pages: one reading column with a sticky contents rail on wide screens.
   Same tokens as the home page; the app's own integration sheet is the one illustrated object. */
:root{
  --paper:#EEEFF4; --surface:#FFFFFF; --ink:#16141F; --muted:#5D5A6E; --line:#D9DAE4;
  --accent:#6A3AF0; --accent-ink:#FFFFFF; --ok:#1F9D55; --warn:#B86A00; --code-bg:#F6F6FA;
  --display:"Bricolage Grotesque", "Avenir Next", system-ui, sans-serif;
  --body:"Hanken Grotesk", -apple-system, "Helvetica Neue", Arial, sans-serif;
  --mono:"JetBrains Mono", ui-monospace, Menlo, monospace;
}
@media (prefers-color-scheme: dark){ :root:not([data-theme="light"]){
  --paper:#0E0D15; --surface:#17161F; --ink:#ECEAF4; --muted:#A3A0B6; --line:#2A2837;
  --accent:#A487FF; --accent-ink:#14111F; --ok:#4CD38A; --warn:#F2B04A; --code-bg:#121119; color-scheme:dark } }
:root[data-theme="dark"]{
  --paper:#0E0D15; --surface:#17161F; --ink:#ECEAF4; --muted:#A3A0B6; --line:#2A2837;
  --accent:#A487FF; --accent-ink:#14111F; --ok:#4CD38A; --warn:#F2B04A; --code-bg:#121119; color-scheme:dark }

*{box-sizing:border-box}
body{margin:0;background:var(--paper);color:var(--ink);font:400 17px/1.65 var(--body);
  padding-left:max(16px, env(safe-area-inset-left, 0px));padding-right:max(16px, env(safe-area-inset-right, 0px))}
.wrap{max-width:1080px;margin:0 auto}
h1,h2,h3{font-family:var(--display);line-height:1.1;text-wrap:balance;margin:0}
h1{font-weight:800;font-size:clamp(38px,6.4vw,68px);letter-spacing:-.03em}
h2{font-weight:700;font-size:clamp(26px,3.4vw,34px);letter-spacing:-.02em}
h3{font-weight:700;font-size:19px}
p{margin:0}
a{color:var(--accent)}
a:focus-visible,button:focus-visible,summary:focus-visible{outline:2px solid var(--accent);outline-offset:3px;border-radius:6px}
.eyebrow{font:600 12px/1 var(--mono);letter-spacing:.12em;text-transform:uppercase;color:var(--muted)}
kbd{font:600 .85em var(--mono);border:1px solid var(--line);border-bottom-width:2px;border-radius:6px;padding:1px 6px;background:var(--surface)}
.ui{font-weight:600;white-space:nowrap}
code{font:500 .88em var(--mono);background:var(--code-bg);border:1px solid var(--line);border-radius:6px;padding:1px 6px;overflow-wrap:anywhere}

nav{display:flex;align-items:center;justify-content:space-between;gap:16px;padding-block:22px;flex-wrap:wrap}
.navlinks{display:flex;gap:22px;list-style:none;margin:0 0 0 auto;padding:0;font-size:15px}
.navlinks a{color:var(--muted);text-decoration:none}
.navlinks a:hover,.navlinks a[aria-current]{color:var(--ink)}
.navlinks a[aria-current]{font-weight:600}
@media (max-width:860px){ nav{padding-block:16px;row-gap:12px}
  .navlinks{order:3;width:100%;margin:0;gap:8px}
  .navlinks li.home{display:none}
  .navlinks a{display:inline-block;font:600 13px var(--mono);border:1px solid var(--line);border-radius:999px;padding:6px 12px;background:var(--surface);color:var(--ink)}
  .navlinks a[aria-current]{background:var(--ink);color:var(--paper);border-color:var(--ink)} }
.brand{display:flex;align-items:center;gap:10px;font:700 17px var(--display);color:var(--ink);text-decoration:none}
.brand img{width:30px;height:30px;border-radius:8px}
.btn{display:inline-flex;align-items:center;gap:10px;font:600 16px var(--body);text-decoration:none;border-radius:999px;padding:13px 22px;border:1px solid transparent;cursor:pointer}
.btn-primary{background:var(--accent);color:var(--accent-ink)}
.btn-ghost{border-color:var(--line);color:var(--ink);background:transparent;padding:9px 16px;font-size:14px}
.crumbs{font-size:14px;color:var(--muted);display:flex;gap:8px;flex-wrap:wrap;list-style:none;margin:0;padding:0}
.crumbs li+li::before{content:"/";margin-right:8px;color:var(--line)}
.crumbs a{color:var(--muted)}

.hero{display:grid;grid-template-columns:minmax(0,1.05fr) minmax(0,1fr);gap:48px;align-items:center;padding-block:28px 56px}
.hero .txt{display:grid;gap:20px;min-width:0}
.lede{font-size:clamp(18px,2vw,21px);color:var(--muted)}
.lede strong{color:var(--ink);font-weight:600}
.facts{display:flex;flex-wrap:wrap;gap:8px;list-style:none;margin:0;padding:0}
.facts li{font:500 13px var(--mono);border:1px solid var(--line);border-radius:999px;padding:5px 12px;background:var(--surface)}
@media (max-width:860px){ .hero{grid-template-columns:1fr} }

/* the app's integration sheet, drawn in its own light glass look on the app wallpaper */
.sheet-stage{border-radius:22px;padding:28px;background:radial-gradient(70% 90% at 85% 10%,rgba(224,71,158,.6),transparent 70%),linear-gradient(135deg,#1b1f6b 0%,#4b2aa8 45%,#a8327f 100%);min-width:0}
.sheet{background:rgba(248,246,253,.9);color:#1d1d1f;border:1px solid rgba(255,255,255,.75);border-radius:24px;padding:20px;display:grid;gap:12px;
  box-shadow:0 30px 70px rgba(10,0,40,.45),inset 0 1px 0 #fff;font:400 13px/1.45 -apple-system,"SF Pro Text","Helvetica Neue",sans-serif;max-width:460px;margin:0 auto}
.sheet .hd{display:flex;gap:12px;align-items:center}
.sheet .hd img{width:40px;height:40px;border-radius:10px}
.sheet .t{font-size:17px;font-weight:600}
.sheet .s{font-size:12px;color:#6e6e73}
.seg{display:grid;grid-template-columns:1fr 1fr;background:rgba(0,0,0,.06);border-radius:9px;padding:2px;font-size:12.5px;font-weight:500;text-align:center}
.seg span{padding:4px;border-radius:7px}
.seg .on{background:#fff;box-shadow:0 1px 3px rgba(0,0,0,.14)}
.sheet .row{display:flex;align-items:center;gap:10px;padding:10px;border-radius:14px;background:rgba(255,255,255,.7);border:1px solid rgba(255,255,255,.9)}
.sheet .row .ic{width:18px;height:18px;border-radius:50%;flex:none;display:grid;place-items:center;color:#fff;font-size:11px;font-weight:800;background:#34c759}
.sheet .row .ic.wait{background:#ff9f0a}
.sheet .row b{display:block;font-size:13px;font-weight:500}
.sheet .row small{font-size:11px;color:#6e6e73}
.sheet .row small.o{color:#c25e00}
.sw{margin-left:auto;width:38px;height:22px;border-radius:999px;background:#34c759;position:relative;flex:none}
.sw::after{content:"";position:absolute;right:2px;top:2px;width:18px;height:18px;border-radius:50%;background:#fff;box-shadow:0 1px 2px rgba(0,0,0,.25)}
.sheet .note{font-size:11px;color:#6e6e73}
.sheet .btns{display:flex;gap:8px;justify-content:flex-end;margin-top:4px}
.sheet .b{border-radius:999px;padding:6px 14px;font-size:12.5px;font-weight:600;background:rgba(255,255,255,.8);border:1px solid rgba(0,0,0,.08)}
.sheet .b.pri{color:#fff;border-color:transparent}

/* body: article + contents rail */
.body{display:grid;grid-template-columns:200px minmax(0,1fr);gap:56px;border-top:1px solid var(--line);padding-top:48px}
.toc{position:sticky;top:calc(24px + env(safe-area-inset-top, 0px));align-self:start;display:grid;gap:10px;font-size:14px}
.toc a{color:var(--muted);text-decoration:none}
.toc a:hover{color:var(--ink)}
@media (max-width:860px){ .body{grid-template-columns:1fr;gap:24px} .toc{position:static;display:none} }
article{display:grid;gap:64px;max-width:720px;min-width:0}
article section{display:grid;gap:18px;scroll-margin-top:24px}
article section > p{color:var(--muted)}

/* real sequence: numbered steps */
.steps{list-style:none;margin:0;padding:0;counter-reset:s;display:grid;gap:0}
.steps > li{display:grid;grid-template-columns:40px minmax(0,1fr);gap:16px;padding-block:18px;border-top:1px solid var(--line)}
.steps > li:last-child{border-bottom:1px solid var(--line)}
.steps > li::before{counter-increment:s;content:counter(s);font:600 14px var(--mono);width:32px;height:32px;border-radius:50%;display:grid;place-items:center;border:1px solid var(--ink)}
.steps .c{display:grid;gap:6px;min-width:0}
.steps .c p{color:var(--muted)}

.callout{border-left:3px solid var(--warn);background:var(--surface);border-radius:0 12px 12px 0;padding:14px 18px;color:var(--ink);font-size:15.5px}
.callout.ok{border-left-color:var(--ok)}

.prompts{display:grid;gap:10px;list-style:none;margin:0;padding:0}
.prompts li{display:flex;align-items:center;gap:12px;background:var(--surface);border:1px solid var(--line);border-radius:14px;padding:12px 12px 12px 16px;min-width:0}
.prompts q{quotes:none;flex:1;min-width:0;font-size:16px}
.prompts small{display:block;font:500 12px var(--mono);color:var(--muted);margin-top:2px}
.copy{font:600 12px var(--mono);border:1px solid var(--line);background:transparent;color:var(--muted);border-radius:8px;padding:6px 10px;cursor:pointer;flex:none}
.copy:hover{color:var(--ink);border-color:var(--muted)}

.tools{width:100%;border-collapse:collapse;font-size:15px}
.tools th,.tools td{text-align:left;padding:12px 10px;border-bottom:1px solid var(--line);vertical-align:top}
.tools th{font:600 12px var(--mono);letter-spacing:.1em;text-transform:uppercase;color:var(--muted)}
.tools td:first-child{font:600 14px var(--mono);white-space:nowrap}
.scroll{overflow-x:auto}

pre{margin:0;background:var(--code-bg);border:1px solid var(--line);border-radius:14px;padding:16px 18px;overflow-x:auto;font:500 13.5px/1.6 var(--mono);color:var(--ink)}
.codehead{display:flex;justify-content:space-between;align-items:center;gap:12px;font:500 13px var(--mono);color:var(--muted);margin-bottom:-8px;flex-wrap:wrap}
.codehead span{overflow-wrap:anywhere;min-width:0}

.faq details{border-bottom:1px solid var(--line);padding-block:16px}
.faq summary{cursor:pointer;font:700 18px var(--display);list-style:none;display:flex;justify-content:space-between;gap:16px}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";font-family:var(--mono);color:var(--muted)}
.faq details[open] summary::after{content:"–"}
.faq details p{color:var(--muted);margin-top:8px}

.next{display:grid;gap:14px;border:1px solid var(--line);border-radius:18px;padding:24px;background:var(--surface)}
footer{border-top:1px solid var(--line);margin-top:72px;padding-block:30px 48px;display:flex;flex-wrap:wrap;gap:8px 22px;font-size:14px;color:var(--muted)}
footer a{color:var(--muted)}
@media (prefers-reduced-motion: reduce){ *{scroll-behavior:auto} }

/* phones */
.toc-m{display:none}
@media (max-width:860px){
  .toc-m{display:flex;gap:8px;overflow-x:auto;padding-bottom:4px;margin-inline:-4px;padding-inline:4px;scrollbar-width:none}
  .toc-m::-webkit-scrollbar{display:none}
  .toc-m a{flex:none;font:500 13px var(--mono);border:1px solid var(--line);border-radius:999px;padding:6px 12px;color:var(--ink);text-decoration:none;background:var(--surface)}
}
@media (max-width:560px){
  body{font-size:16.5px}
  .hero{padding-block:16px 40px;gap:28px}
  .sheet-stage{padding:14px;border-radius:18px}
  .sheet{padding:16px;border-radius:20px}
  .body{padding-top:32px}
  article{gap:48px}
  .steps > li{grid-template-columns:32px minmax(0,1fr);gap:12px}
  .prompts li{padding:12px}
  .prompts q{font-size:15px}
  .tools thead{display:none}
  .tools,.tools tbody,.tools tr,.tools td{display:block;width:100%}
  .tools tr{padding-block:12px;border-bottom:1px solid var(--line)}
  .tools td{border:0;padding:0}
  .tools td:first-child{margin-bottom:4px}
  pre.cmd{white-space:pre-wrap;word-break:break-all}
  .codehead{font-size:12px}
  .next{padding:18px}
  .faq summary{font-size:16.5px}
}

/* Smooth push-ins while scrolling. Scroll-driven, so content is fully visible at rest
   and in browsers without support; no JS observers. */
@media (prefers-reduced-motion: no-preference){
  html{scroll-behavior:smooth}
  @supports (animation-timeline: view()){
    @keyframes rise{from{opacity:.25;transform:translateY(36px)}to{opacity:1;transform:none}}
    @keyframes pushin{from{opacity:.35;transform:scale(.9) translateY(40px)}to{opacity:1;transform:none}}
    article section > h2,.steps > li,.prompts li,.tools tbody tr,.callout,.codehead,pre,.faq details,.next{animation:rise linear both;animation-timeline:view();animation-range:entry 0% cover 28%}
    .sheet-stage,article img{animation:pushin linear both;animation-timeline:view();animation-range:entry 0% cover 35%}
  }
}