/* Controller Gateway — shared site + guides stylesheet */
:root{
  --bg:#080B0F;--bg-2:#0C1116;--surface:#111820;--surface-2:#161F29;
  --line:#1E2A35;--line-soft:#17212B;
  --teal:#2FE0C4;--teal-hi:#5BF5DC;--teal-lo:#1DA88F;
  --amber:#FFC65C;--danger:#FF6B6B;
  --ink:#EEF4F6;--ink-2:#A7B6C1;--ink-3:#67767F;
  --mono:'JetBrains Mono',ui-monospace,monospace;
  --disp:'Chakra Petch',sans-serif;--body:'Sora',sans-serif;
  --maxw:1180px;--readw:760px;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%;overflow-x:hidden}
body{font-family:var(--body);background:var(--bg);color:var(--ink);line-height:1.65;
  -webkit-font-smoothing:antialiased;overflow-x:hidden}
::selection{background:var(--teal);color:#04150F}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
.bg-field{position:fixed;inset:0;z-index:-3;pointer-events:none;
  background:radial-gradient(120% 80% at 82% -10%,rgba(47,224,196,.13),transparent 55%),
    radial-gradient(90% 60% at 5% 5%,rgba(47,224,196,.05),transparent 50%),
    linear-gradient(180deg,#070A0E,#090D12 40%,#070A0E)}
.bg-grid{position:fixed;inset:0;z-index:-2;pointer-events:none;opacity:.4;
  background-image:linear-gradient(rgba(47,224,196,.04) 1px,transparent 1px),linear-gradient(90deg,rgba(47,224,196,.04) 1px,transparent 1px);
  background-size:58px 58px;mask-image:radial-gradient(115% 80% at 50% 0,#000 30%,transparent 80%);
  -webkit-mask-image:radial-gradient(115% 80% at 50% 0,#000 30%,transparent 80%)}
.wrap{max-width:var(--maxw);margin:0 auto;padding:0 24px}
.mono{font-family:var(--mono)}
.eyebrow{font-family:var(--mono);font-size:12px;letter-spacing:.26em;text-transform:uppercase;color:var(--teal);
  display:inline-flex;align-items:center;gap:10px}
.eyebrow::before{content:"";width:24px;height:1px;background:linear-gradient(90deg,transparent,var(--teal))}

/* nav */
header{position:sticky;top:0;z-index:50;backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);
  background:rgba(8,11,15,.72);border-bottom:1px solid var(--line-soft)}
nav{display:flex;align-items:center;justify-content:space-between;height:66px;max-width:var(--maxw);margin:0 auto;padding:0 24px}
.brand{display:flex;align-items:center;gap:11px;font-family:var(--disp);font-weight:700;font-size:16px}
.brand .mark{width:32px;height:32px;border-radius:9px;display:grid;place-items:center;
  background:radial-gradient(120% 120% at 50% 20%,#15514A,#0b1f1d 70%,#0a0e12);
  box-shadow:inset 0 0 0 1px rgba(47,224,196,.28),0 4px 16px -6px rgba(47,224,196,.5)}
.brand .mark svg{width:20px;height:20px}
.brand b{color:var(--teal)}
.nav-right{display:flex;align-items:center;gap:26px}
.nav-right a.navlink{font-size:14px;color:var(--ink-2);font-weight:500;transition:color .2s}
.nav-right a.navlink:hover{color:var(--ink)}

/* buttons */
.btn{display:inline-flex;align-items:center;gap:9px;font-family:var(--disp);font-weight:600;font-size:14.5px;
  letter-spacing:.02em;padding:12px 20px;border-radius:11px;cursor:pointer;border:1px solid transparent;
  transition:transform .18s cubic-bezier(.2,.8,.2,1),box-shadow .25s,border-color .25s;white-space:nowrap}
.btn svg{width:17px;height:17px}
.btn:active{transform:translateY(1px)}
.btn-primary{background:linear-gradient(180deg,var(--teal-hi),var(--teal));color:#04140F;
  box-shadow:0 1px 0 rgba(255,255,255,.35) inset,0 10px 34px -10px rgba(47,224,196,.7)}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 1px 0 rgba(255,255,255,.4) inset,0 16px 44px -10px rgba(47,224,196,.9)}
.btn-ghost{background:rgba(255,255,255,.02);color:var(--ink);border-color:var(--line)}
.btn-ghost:hover{border-color:var(--teal);color:#fff;transform:translateY(-2px)}
.btn-sm{padding:9px 15px;font-size:13px;border-radius:9px}

/* guide layout */
.guide{max-width:var(--readw);margin:0 auto;padding:0 24px}
.crumb{font-family:var(--mono);font-size:12px;color:var(--ink-3);margin:38px 0 24px;letter-spacing:.03em}
.crumb a{color:var(--teal)}.crumb a:hover{text-decoration:underline}
.crumb span{opacity:.5;margin:0 8px}
.g-head h1{font-family:var(--disp);font-weight:700;font-size:clamp(30px,5vw,50px);line-height:1.06;
  letter-spacing:-.015em;margin:16px 0 0;overflow-wrap:break-word}
.g-head h1 .lit{color:var(--teal)}
.g-meta{font-family:var(--mono);font-size:12.5px;color:var(--ink-3);margin-top:20px;display:flex;gap:18px;flex-wrap:wrap}
.g-lead{font-size:19px;color:var(--ink-2);margin-top:26px;line-height:1.6}

/* prose */
.prose{margin-top:40px;font-size:16.5px;color:var(--ink-2)}
.prose h2{font-family:var(--disp);font-weight:700;font-size:26px;color:var(--ink);margin:46px 0 4px;letter-spacing:-.01em;line-height:1.15}
.prose h3{font-family:var(--disp);font-weight:600;font-size:19px;color:var(--ink);margin:32px 0 2px}
.prose p{margin-top:16px}
.prose a{color:var(--teal);text-decoration:underline;text-underline-offset:2px;text-decoration-color:rgba(47,224,196,.4)}
.prose a:hover{text-decoration-color:var(--teal)}
/* buttons inside prose must keep their own colours, not the link style */
.prose a.btn{text-decoration:none}
.prose a.btn-primary{color:#04140F}
.prose a.btn-ghost{color:var(--ink)}
.prose strong{color:var(--ink);font-weight:600}
.prose ul,.prose ol{margin:18px 0 0;padding-left:2px;list-style:none}
.prose li{position:relative;padding-left:30px;margin-top:12px}
.prose ul li::before{content:"";position:absolute;left:4px;top:10px;width:8px;height:8px;border-radius:2px;
  background:var(--teal);box-shadow:0 0 10px rgba(47,224,196,.5)}
.prose ol{counter-reset:s}
.prose ol li{counter-increment:s}
.prose ol li::before{content:counter(s);position:absolute;left:0;top:1px;width:22px;height:22px;border-radius:7px;
  font-family:var(--disp);font-weight:700;font-size:12px;color:var(--teal);display:grid;place-items:center;
  background:rgba(47,224,196,.08);border:1px solid rgba(47,224,196,.25)}
.prose code{font-family:var(--mono);font-size:.88em;background:rgba(47,224,196,.09);color:var(--teal-hi);padding:.12em .4em;border-radius:5px}

/* callouts */
.callout{margin:28px 0;border-radius:14px;padding:22px 24px;border:1px solid var(--line-soft);background:var(--surface);position:relative}
.callout .k{font-family:var(--mono);font-size:11px;letter-spacing:.14em;text-transform:uppercase;color:var(--teal);display:block;margin-bottom:8px}
.callout.tip{border-color:rgba(47,224,196,.32);background:linear-gradient(180deg,rgba(47,224,196,.06),var(--surface))}
.callout.warn .k{color:var(--amber)}
.callout.warn{border-color:rgba(255,198,92,.28)}
.callout p{margin:0;color:var(--ink-2)}
.callout p+p{margin-top:10px}

/* the fix box */
.fixbox{margin:34px 0;border:1px solid rgba(47,224,196,.4);border-radius:18px;padding:30px 30px 32px;
  background:linear-gradient(180deg,rgba(47,224,196,.07),var(--surface));position:relative;overflow:hidden}
.fixbox::before{content:"";position:absolute;inset:0;background:radial-gradient(80% 60% at 100% 0,rgba(47,224,196,.1),transparent 60%);pointer-events:none}
.fixbox h3{margin-top:0;font-size:21px}
.fixbox .btn{margin-top:20px}

/* inline cta */
.cta-inline{margin:44px 0;text-align:center;border:1px solid var(--line-soft);border-radius:18px;padding:36px 28px;
  background:linear-gradient(180deg,rgba(47,224,196,.05),var(--surface))}
.cta-inline h3{font-family:var(--disp);font-weight:700;font-size:23px;color:var(--ink)}
.cta-inline p{color:var(--ink-2);margin:12px auto 22px;max-width:44ch}
.cta-inline .btns{display:flex;gap:12px;justify-content:center;flex-wrap:wrap}

/* faq */
.faq{margin-top:22px}
.faq details{border-bottom:1px solid var(--line-soft)}
.faq summary{cursor:pointer;list-style:none;padding:19px 2px;display:flex;justify-content:space-between;gap:14px;
  font-family:var(--disp);font-weight:600;font-size:16.5px;color:var(--ink)}
.faq summary::-webkit-details-marker{display:none}
.faq summary .pm{width:20px;height:20px;flex:none;position:relative}
.faq summary .pm::before,.faq summary .pm::after{content:"";position:absolute;background:var(--teal);border-radius:2px}
.faq summary .pm::before{top:9px;left:2px;right:2px;height:2px}
.faq summary .pm::after{left:9px;top:2px;bottom:2px;width:2px;transition:opacity .3s}
.faq details[open] summary .pm::after{opacity:0}
.faq .ans{padding:0 2px 20px;color:var(--ink-2);font-size:15.5px}

/* related */
.related{margin:64px 0 0}
.related h2{font-family:var(--disp);font-weight:700;font-size:22px;margin-bottom:20px}
.rel-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.rel-grid a{display:block;background:var(--surface);border:1px solid var(--line-soft);border-radius:14px;padding:22px 22px;
  transition:transform .3s,border-color .3s}
.rel-grid a:hover{transform:translateY(-4px);border-color:rgba(47,224,196,.35)}
.rel-grid .cat{font-family:var(--mono);font-size:10.5px;letter-spacing:.14em;text-transform:uppercase;color:var(--teal)}
.rel-grid .t{font-family:var(--disp);font-weight:600;font-size:16px;color:var(--ink);margin-top:9px;line-height:1.3}

/* hub */
.hub-head{max-width:var(--readw);margin:52px auto 0;padding:0 24px;text-align:center}
.hub-head h1{font-family:var(--disp);font-weight:700;font-size:clamp(32px,5vw,52px);line-height:1.05;margin-top:16px}
.hub-head p{color:var(--ink-2);font-size:17px;margin:18px auto 0;max-width:52ch}
.hub-grid{display:grid;grid-template-columns:1fr 1fr;gap:18px;max-width:var(--maxw);margin:56px auto 0;padding:0 24px}
.hub-card{background:var(--surface);border:1px solid var(--line-soft);border-radius:18px;padding:30px 28px;transition:transform .3s,border-color .3s;display:flex;flex-direction:column}
.hub-card:hover{transform:translateY(-5px);border-color:rgba(47,224,196,.35)}
.hub-card .cat{font-family:var(--mono);font-size:11px;letter-spacing:.14em;text-transform:uppercase;color:var(--teal)}
.hub-card h2{font-family:var(--disp);font-weight:700;font-size:21px;color:var(--ink);margin:12px 0 10px;line-height:1.2}
.hub-card p{color:var(--ink-2);font-size:14.5px;flex:1}
.hub-card .go{font-family:var(--disp);font-weight:600;font-size:14px;color:var(--teal);margin-top:18px}

/* downloads */
.dl-list{max-width:var(--readw);margin:40px auto 0;padding:0 24px;display:flex;flex-direction:column;gap:16px}
.dl-item{display:flex;align-items:center;gap:20px;background:var(--surface);border:1px solid var(--line-soft);border-radius:16px;padding:24px 26px;flex-wrap:wrap;transition:border-color .3s}
.dl-item:hover{border-color:rgba(47,224,196,.3)}
.dl-item .ic{width:48px;height:48px;border-radius:12px;display:grid;place-items:center;background:rgba(47,224,196,.08);border:1px solid rgba(47,224,196,.2);flex:none}
.dl-item .ic svg{width:24px;height:24px;stroke:var(--teal)}
.dl-item .meta{flex:1;min-width:220px}
.dl-item .meta h3{font-family:var(--disp);font-weight:600;font-size:17px;color:var(--ink)}
.dl-item .meta p{color:var(--ink-2);font-size:14px;margin-top:4px}
.dl-item .req{font-family:var(--mono);font-size:11px;letter-spacing:.04em;color:var(--amber);margin-top:8px;display:inline-flex;align-items:center;gap:6px}
.dl-item .req.free{color:var(--teal)}
.dl-item .btn{flex:none}

/* footer */
footer{border-top:1px solid var(--line-soft);margin-top:90px;padding:44px 0 40px}
.foot{display:flex;justify-content:space-between;align-items:center;gap:20px;flex-wrap:wrap;max-width:var(--maxw);margin:0 auto;padding:0 24px}
.foot .links{display:flex;gap:22px;flex-wrap:wrap}
.foot a{color:var(--ink-2);font-size:14px}.foot a:hover{color:var(--teal)}
.foot .cr{font-family:var(--mono);font-size:12px;color:var(--ink-3)}

.reveal{opacity:0;transform:translateY(22px);transition:opacity .7s cubic-bezier(.2,.8,.2,1),transform .7s cubic-bezier(.2,.8,.2,1)}
.reveal.in{opacity:1;transform:none}

@media(max-width:720px){
  .rel-grid,.hub-grid{grid-template-columns:1fr}
  .nav-right a.navlink{display:none}
  .g-lead{font-size:17px}
  .foot{flex-direction:column;align-items:flex-start}
}
@media(prefers-reduced-motion:reduce){*{animation:none!important;transition:none!important}.reveal{opacity:1;transform:none}}