/* =========================================================
   setup.css — the "set up your computer" page.

   Standalone: it declares its own tokens, so the page works on its
   own with nothing else loaded. The token names match the main
   GiftDevInnovation stylesheet, so if you paste this into
   css/style.css instead, delete the :root block below and it will
   inherit the site's variables unchanged.
   ========================================================= */

:root{
  --ink:        #0E2A47;
  --ink-deep:   #081A2C;
  --line:       #3A6EA5;
  --line-soft:  rgba(58,110,165,0.35);
  --amber:      #FF8A3D;
  --amber-2:    #FFB577;
  --paper:      #F5F7FA;
  --paper-2:    #E7ECF1;
  --graphite:   #16222E;
  --mist:       #A9BCCF;
  --mist-2:     #5B7086;
  --success:    #4FD1A5;
  --danger:     #B4442A;

  --font-display:'Space Grotesk', sans-serif;
  --font-body:   'Inter', sans-serif;
  --font-mono:   'IBM Plex Mono', monospace;

  --ease: cubic-bezier(.22,.68,0,1.01);
}

*,*::before,*::after{ box-sizing:border-box; }
html{ scroll-behavior:smooth; scroll-padding-top:40px; }

body{
  margin:0;
  font-family:var(--font-body);
  background:var(--paper);
  color:var(--graphite);
  -webkit-font-smoothing:antialiased;
}

.setup h1,.setup h2,.setup h3,.setup h4{
  font-family:var(--font-display);
  color:var(--ink);
  line-height:1.12;
  letter-spacing:-.015em;
  margin:0 0 .5em;
}
.setup p{ margin:0 0 1em; line-height:1.72; color:var(--mist-2); }
.setup a{ color:inherit; }
.setup ul,.setup ol{ margin:0; padding:0; list-style:none; }

.wrap{ max-width:1180px; margin:0 auto; padding:0 28px; }

.skip-link{
  position:absolute; left:-9999px; top:0; z-index:100;
  background:var(--amber); color:var(--ink-deep);
  font-family:var(--font-mono); font-size:13px; padding:12px 20px;
}
.skip-link:focus{ left:0; }

a:focus-visible,button:focus-visible{
  outline:2px solid var(--amber); outline-offset:3px;
}

.eyebrow{
  display:inline-flex; align-items:center; gap:10px;
  font-family:var(--font-mono); font-size:12.5px; letter-spacing:.14em;
  text-transform:uppercase; color:var(--amber); margin-bottom:16px !important;
}
.eyebrow::before{ content:''; width:22px; height:1px; background:var(--amber); }

kbd{
  font-family:var(--font-mono); font-size:12px;
  background:var(--paper-2); border:1px solid rgba(14,42,71,.18);
  border-bottom-width:2px; border-radius:3px;
  padding:2px 6px; color:var(--ink); white-space:nowrap;
}

.setup :not(pre) > code{
  font-family:var(--font-mono); font-size:.88em;
  background:var(--paper-2); color:var(--ink);
  padding:2px 6px; border-radius:2px;
}


/* =========================================================
   Hero
   ========================================================= */

.setup-hero{
  position:relative;
  padding:100px 0 84px;
  background-color:var(--ink);
  background-image:
    linear-gradient(var(--line-soft) 1px, transparent 1px),
    linear-gradient(90deg, var(--line-soft) 1px, transparent 1px);
  background-size:44px 44px;
  overflow:hidden;
}
.setup-hero::after{
  content:''; position:absolute; inset:0; pointer-events:none;
  background:
    radial-gradient(ellipse at 25% 10%, rgba(255,138,61,.12), transparent 55%),
    radial-gradient(ellipse at 85% 90%, rgba(58,110,165,.28), transparent 52%);
}
.setup-hero .wrap{ position:relative; z-index:1; }
.setup-hero h1{
  color:var(--paper);
  font-size:clamp(34px,5.4vw,60px);
  max-width:17ch;
  letter-spacing:-.025em;
}
.setup-hero .lede{ color:var(--mist); font-size:17.5px; max-width:60ch; }

.hero-meta{
  display:flex; flex-wrap:wrap; gap:0 46px;
  margin:36px 0 26px; padding-top:26px;
  border-top:1px solid var(--line-soft);
}
.hero-meta div{ display:flex; flex-direction:column; gap:5px; }
.hero-meta strong{
  font-family:var(--font-display); font-size:24px; font-weight:700;
  color:var(--amber); line-height:1;
}
.hero-meta span{
  font-family:var(--font-mono); font-size:11px; letter-spacing:.06em; color:var(--mist);
}

.hero-note{
  color:var(--mist) !important; font-size:14.5px;
  border-left:2px solid var(--amber); padding-left:18px; max-width:58ch; margin:0 !important;
}


/* =========================================================
   OS switcher
   ========================================================= */

.os-bar{
  position:sticky; top:0; z-index:40;
  background:var(--ink-deep);
  border-bottom:1px solid var(--line-soft);
}
.os-bar-inner{
  display:flex; align-items:center; gap:18px; flex-wrap:wrap;
  padding-top:12px; padding-bottom:12px;
}
.os-label{
  font-family:var(--font-mono); font-size:11.5px; letter-spacing:.1em;
  text-transform:uppercase; color:var(--mist);
}
.os-tabs{ display:flex; gap:6px; }
.os-tab{
  font-family:var(--font-mono); font-size:12.5px; letter-spacing:.04em;
  color:var(--mist); background:transparent;
  border:1px solid var(--line-soft); border-radius:2px;
  padding:8px 16px; cursor:pointer;
  transition:color .25s var(--ease), background .25s var(--ease), border-color .25s var(--ease);
}
.os-tab:hover{ color:var(--paper); border-color:var(--amber); }
.os-tab.is-active{ background:var(--amber); border-color:var(--amber); color:var(--ink-deep); font-weight:600; }


/* =========================================================
   Layout
   ========================================================= */

.setup-body{
  display:grid; grid-template-columns:230px 1fr; gap:64px;
  padding-top:70px; padding-bottom:90px;
  align-items:start;
}

.toc{ position:sticky; top:78px; }
.toc-title{
  font-family:var(--font-mono); font-size:11px; letter-spacing:.12em;
  text-transform:uppercase; color:var(--mist-2); margin-bottom:14px !important;
}
.toc ol{ counter-reset:toc; border-left:1px solid var(--paper-2); }
.toc li{ counter-increment:toc; }
.toc a{
  display:block; padding:8px 0 8px 18px; margin-left:-1px;
  border-left:1px solid transparent;
  font-size:13.5px; color:var(--mist-2); text-decoration:none;
  transition:color .25s, border-color .25s;
}
.toc a::before{
  content:counter(toc,decimal-leading-zero);
  font-family:var(--font-mono); font-size:10.5px; color:var(--paper-2);
  margin-right:9px;
}
.toc a:hover{ color:var(--ink); border-left-color:var(--amber); }
.toc a.is-current{ color:var(--ink); border-left-color:var(--amber); font-weight:500; }
.toc a.is-current::before{ color:var(--amber); }


/* =========================================================
   Steps
   ========================================================= */

.step{
  padding-bottom:64px; margin-bottom:64px;
  border-bottom:1px solid var(--paper-2);
}
.step:last-of-type{ border-bottom:none; }
.step-n{
  font-family:var(--font-mono); font-size:12px; letter-spacing:.14em;
  text-transform:uppercase; color:var(--amber); margin-bottom:12px !important;
}
.step h2{ font-size:clamp(25px,3vw,34px); margin-bottom:16px; }
.step > p{ max-width:70ch; }
.sub{
  font-size:17px; margin-top:36px; margin-bottom:12px;
  padding-top:20px; border-top:1px solid var(--paper-2);
}

.req-grid{ display:grid; grid-template-columns:repeat(2,1fr); gap:1px; background:var(--paper-2); border:1px solid var(--paper-2); margin:28px 0; }
.req{ background:#fff; padding:24px 24px 20px; }
.req h3{ font-size:16px; margin-bottom:8px; }
.req p{ margin:0; font-size:14px; }

.ext-list{ margin:18px 0 26px; }
.ext-list li{
  display:grid; grid-template-columns:180px 1fr; gap:20px;
  padding:13px 0; border-top:1px solid var(--paper-2);
  font-size:14.5px; line-height:1.6; color:var(--mist-2);
}
.ext-list li:last-child{ border-bottom:1px solid var(--paper-2); }
.ext-list span{ font-weight:600; color:var(--ink); font-family:var(--font-display); }

.rules{ margin-top:22px; }
.rules li{
  padding:13px 0 13px 22px; position:relative;
  border-top:1px solid var(--paper-2);
  font-size:14.5px; line-height:1.65; color:var(--mist-2);
}
.rules li:last-child{ border-bottom:1px solid var(--paper-2); }
.rules li::before{ content:'—'; position:absolute; left:0; color:var(--amber); font-family:var(--font-mono); }
.rules strong{ color:var(--ink); }


/* =========================================================
   Code blocks
   ========================================================= */

.code-block{
  margin:24px 0 28px;
  background:var(--ink-deep);
  border:1px solid rgba(58,110,165,.28);
  overflow:hidden;
}
.code-head{
  display:flex; align-items:center; justify-content:space-between; gap:16px;
  padding:11px 16px;
  background:rgba(58,110,165,.14);
  border-bottom:1px solid rgba(58,110,165,.24);
}
.code-file{
  font-family:var(--font-mono); font-size:12px; letter-spacing:.05em; color:var(--mist);
}
.code-copy{
  font-family:var(--font-mono); font-size:11px; letter-spacing:.08em; text-transform:uppercase;
  color:var(--mist); background:transparent;
  border:1px solid var(--line-soft); border-radius:2px;
  padding:5px 12px; cursor:pointer;
  transition:color .22s, border-color .22s, background .22s;
}
.code-copy:hover{ color:var(--ink-deep); background:var(--amber); border-color:var(--amber); }
.code-copy.is-done{ color:var(--ink-deep); background:var(--success); border-color:var(--success); }

.code-block pre{
  margin:0; padding:20px 18px;
  overflow-x:auto;
  font-family:var(--font-mono); font-size:13px; line-height:1.75;
  color:#D6E2F0;
  tab-size:2;
}
.code-block pre::-webkit-scrollbar{ height:8px; }
.code-block pre::-webkit-scrollbar-thumb{ background:var(--line-soft); }

/* Token colours, chosen for contrast on the navy background */
.tok-com { color:#7A93AE; font-style:italic; }
.tok-tag { color:#FF9E63; }
.tok-attr{ color:#8FD3FF; }
.tok-str { color:#9EE6A8; }
.tok-punc{ color:#6C88A6; }
.tok-prop{ color:#8FD3FF; }
.tok-val { color:#FFC98F; }
.tok-sel { color:#FFB577; font-weight:600; }
.tok-num { color:#C9A6FF; }
.tok-kw  { color:#FF9E63; font-weight:600; }
.tok-cmd { color:#FFB577; font-weight:600; }


/* =========================================================
   Callouts
   ========================================================= */

.tip,.warn{
  margin:26px 0;
  padding:20px 24px;
  font-size:14.5px; line-height:1.7; color:var(--mist-2);
  background:#fff;
  border:1px solid var(--paper-2);
  border-left:3px solid var(--amber);
}
.tip strong,.warn strong{ color:var(--ink); }
.warn{ border-left-color:var(--danger); background:rgba(180,68,42,.035); }


/* =========================================================
   Live preview of the sample HTML + CSS
   ========================================================= */

.preview{
  position:relative;
  margin:24px 0 28px;
  border:1px solid var(--paper-2);
  background:var(--paper);
  overflow:hidden;
}
.preview-tag{
  position:absolute; top:0; right:0; z-index:2;
  font-family:var(--font-mono); font-size:10.5px; letter-spacing:.12em; text-transform:uppercase;
  background:var(--amber); color:var(--ink-deep);
  padding:5px 12px;
}
.preview-hero{ background:var(--ink); color:#fff; padding:48px 32px 56px; }
.preview-tagline{
  margin:0 !important; color:var(--amber) !important;
  font-size:13px; letter-spacing:.08em;
}
.preview-hero h4{
  margin:8px 0; color:#fff;
  font-size:clamp(26px,4vw,42px); letter-spacing:-.02em;
}
.preview-hero p{ margin:0 !important; color:var(--mist) !important; font-size:15px; }

.preview-card{
  max-width:560px; margin:-28px auto 40px;
  background:#fff; padding:28px 30px;
  border-radius:4px;
  box-shadow:0 18px 40px -24px rgba(14,42,71,.35);
}
.preview-card h5{
  margin:0 0 12px; font-family:var(--font-display);
  font-size:19px; color:var(--ink);
}
.preview-card ul{ padding-left:20px; list-style:disc; color:var(--mist-2); font-size:14.5px; }
.preview-card li{ margin-bottom:5px; }
.preview-btn{
  display:inline-block; margin-top:16px;
  padding:11px 22px; background:var(--amber); color:var(--ink);
  font-weight:600; font-size:14px;
}


/* =========================================================
   Troubleshooting
   ========================================================= */

.trouble-list{ margin-top:24px; border-top:1px solid var(--paper-2); }
.trouble{ padding:20px 0; border-bottom:1px solid var(--paper-2); }
.trouble-q{
  margin:0 0 8px !important;
  font-family:var(--font-display); font-weight:600; font-size:16.5px; color:var(--ink);
}
.trouble-q::before{ content:'?'; color:var(--amber); font-family:var(--font-mono); margin-right:10px; }
.trouble-a{ margin:0 !important; font-size:14.5px; max-width:74ch; }


/* =========================================================
   Closing CTA
   ========================================================= */

.setup-cta{
  margin-top:20px; padding:56px 48px;
  background:var(--ink); text-align:center;
  position:relative; overflow:hidden;
}
.setup-cta::before{
  content:''; position:absolute; top:0; left:0; right:0; height:2px;
  background:linear-gradient(90deg, var(--line), var(--amber), var(--line));
}
.setup-cta h2{ color:var(--paper); font-size:clamp(24px,3vw,34px); }
.setup-cta p{ color:var(--mist); max-width:52ch; margin:0 auto 28px; }
.cta-actions{ display:flex; gap:14px; justify-content:center; flex-wrap:wrap; }

.btn-primary,.btn-ghost{
  display:inline-flex; align-items:center; gap:10px;
  font-family:var(--font-mono); font-size:13.5px; letter-spacing:.04em;
  padding:14px 26px; text-decoration:none;
  border:1px solid transparent;
  transition:all .3s var(--ease);
}
.btn-primary{ background:var(--amber); color:var(--ink-deep); font-weight:600; }
.btn-primary:hover{ background:var(--amber-2); transform:translateY(-2px); }
.btn-primary span{ transition:transform .3s var(--ease); }
.btn-primary:hover span{ transform:translateX(4px); }
.btn-ghost{ border-color:var(--line-soft); color:var(--paper); }
.btn-ghost:hover{ border-color:var(--amber); color:var(--amber); }


/* =========================================================
   Scroll reveal — matches the main site's behaviour
   ========================================================= */

[data-reveal]{
  opacity:0; transform:translateY(30px);
  filter:blur(3px);
  transition:opacity .8s var(--ease), transform .8s var(--ease), filter .8s var(--ease);
}
[data-reveal].in{ opacity:1; transform:none; filter:blur(0); }
[data-reveal].out-up  { opacity:0; transform:translateY(-24px); filter:blur(3px); }
[data-reveal].out-down{ opacity:0; transform:translateY(24px);  filter:blur(3px); }

@media (prefers-reduced-motion: reduce){
  html{ scroll-behavior:auto; }
  [data-reveal],[data-reveal].in,[data-reveal].out-up,[data-reveal].out-down{
    opacity:1 !important; transform:none !important; filter:none !important; transition:none !important;
  }
}


/* =========================================================
   Responsive
   ========================================================= */

@media (max-width:1000px){
  .setup-body{ grid-template-columns:1fr; gap:0; }
  .toc{
    position:static;
    margin-bottom:48px; padding-bottom:32px;
    border-bottom:1px solid var(--paper-2);
  }
  .toc ol{
    display:flex; flex-wrap:wrap; gap:6px;
    border-left:none;
  }
  .toc a{
    padding:8px 14px; margin:0;
    border:1px solid var(--paper-2); border-left:1px solid var(--paper-2);
  }
  .toc a:hover,.toc a.is-current{ border-color:var(--amber); }
}

@media (max-width:760px){
  .setup-hero{ padding:72px 0 60px; }
  .hero-meta{ gap:22px 34px; }
  .req-grid{ grid-template-columns:1fr; }
  .ext-list li{ grid-template-columns:1fr; gap:4px; }
  .step{ padding-bottom:48px; margin-bottom:48px; }
  .setup-cta{ padding:44px 24px; }
  .cta-actions a{ width:100%; justify-content:center; }
  .code-block pre{ font-size:12px; padding:16px 14px; }
  .os-bar-inner{ gap:10px; }
  .os-label{ width:100%; }
}