/* Grey Fox Labs — public site. Self-contained: no external fonts, scripts or trackers (strict CSP).
   Palette follows /opt/greyfox/branding/brand-guide.md: greys + ember, with "signal" cyan as the tech secondary. */
@font-face{font-family:"Montserrat";src:url("/assets/montserrat.06b16db7a9.woff2") format("woff2");font-weight:100 900;font-style:normal;font-display:swap}
:root{
  --bg:#070b10; --bg2:#0b1118; --graphite:#0e141b; --panel:#111922; --panel2:#151f2a; --line:rgba(199,210,221,.11); --line2:rgba(199,210,221,.22);
  --white:#eef3f8; --txt:#c9d4df; --mist:#8291a3; --dim:#56657a; --silver:#c7d2dd;
  --ember:#43b0dd; --ember2:#2b86b4; --signal:#8fe0f7; --ok:#3ddc97;
  --head:"Montserrat","Segoe UI",system-ui,-apple-system,Roboto,sans-serif;
  --body:"Segoe UI",system-ui,-apple-system,Roboto,"Helvetica Neue",sans-serif;
  --mono:"Cascadia Code","JetBrains Mono","SF Mono",Consolas,ui-monospace,monospace;
  --max:1180px; --r:14px;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;color-scheme:dark;-webkit-text-size-adjust:100%}
body{background:var(--bg);color:var(--txt);font:17px/1.65 var(--body);overflow-x:hidden;min-height:100vh;display:flex;flex-direction:column}
main{flex:1}
img,svg{max-width:100%;display:block}
a{color:var(--signal);text-decoration:none}
a:hover{text-decoration:underline}
:focus-visible{outline:2px solid var(--ember);outline-offset:3px;border-radius:4px}
::selection{background:rgba(67,176,221,.35);color:#fff}
.skip{position:absolute;left:-999px;top:8px;background:var(--ember);color:#111;padding:8px 14px;border-radius:8px;z-index:100;font-weight:700}
.skip:focus{left:8px}
.wrap{width:100%;max-width:var(--max);margin:0 auto;padding:0 22px}
h1,h2,h3{font-family:var(--head);color:var(--white);line-height:1.12;letter-spacing:-.02em}
h1{font-size:clamp(2.3rem,5.6vw,4.3rem);font-weight:800}
h2{font-size:clamp(1.65rem,3.3vw,2.5rem);font-weight:800}
h3{font-size:1.14rem;font-weight:700;letter-spacing:-.005em}
p{max-width:68ch}
.eyebrow{font-family:var(--mono);font-size:.74rem;letter-spacing:.24em;text-transform:uppercase;color:var(--ember);display:inline-flex;align-items:center;gap:10px;margin-bottom:16px}
.eyebrow::before{content:"";width:26px;height:1px;background:var(--ember)}
.lead{font-size:clamp(1.05rem,1.6vw,1.24rem);color:var(--txt);margin-top:20px}
.muted{color:var(--mist)}
.grad{background:linear-gradient(100deg,var(--ember) 10%,#cfe8f5 45%,var(--signal) 95%);-webkit-background-clip:text;background-clip:text;color:transparent}

/* ---------- header ---------- */
.site-head{position:sticky;top:0;z-index:50;background:rgba(7,11,16,.86);border-bottom:1px solid var(--line);-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px)}
.site-head .wrap{display:flex;align-items:center;gap:22px;height:68px}
.logo{display:flex;align-items:center;gap:11px;color:var(--white);font-family:var(--head);font-weight:800;letter-spacing:.02em;font-size:1.06rem;white-space:nowrap}
.logo:hover{text-decoration:none}
.logo svg{width:38px;height:38px}
.logo b{color:var(--ember);font-weight:600;letter-spacing:.3em;font-size:.72rem;margin-left:2px}
.nav{margin-left:auto;display:flex;align-items:center;gap:4px}
.nav a,.nav button{font:600 .9rem var(--head);color:var(--txt);padding:9px 13px;border-radius:9px;background:none;border:0;cursor:pointer;letter-spacing:.01em}
.nav a:hover,.nav button:hover,.nav [aria-current=page]{color:var(--white);background:rgba(199,210,221,.07);text-decoration:none}
.nav .cta{background:var(--ember);color:#150b03;margin-left:8px}
.nav .cta:hover{background:#6cc8ea;color:#150b03}
.menu-btn{display:none;margin-left:auto;background:none;border:1px solid var(--line2);color:var(--white);border-radius:9px;padding:9px 12px;font:600 .85rem var(--mono);cursor:pointer}
.mega{position:relative}
.mega-panel{position:absolute;right:-120px;top:calc(100% + 14px);width:min(760px,92vw);background:var(--panel);border:1px solid var(--line2);border-radius:var(--r);padding:18px;display:none;grid-template-columns:repeat(4,1fr);gap:18px;box-shadow:0 30px 80px rgba(0,0,0,.6)}
.mega.open .mega-panel{display:grid}
.mega-panel h4{font:600 .68rem var(--mono);letter-spacing:.2em;text-transform:uppercase;color:var(--ember);margin-bottom:8px}
.mega-panel a{display:block;padding:6px 8px;font:500 .9rem var(--body);color:var(--txt);border-radius:7px}
.mega-panel a:hover{background:rgba(79,216,255,.08);color:var(--white)}
@media(max-width:940px){
  .menu-btn{display:block}
  .nav{display:none;position:absolute;left:0;right:0;top:68px;background:var(--bg2);border-bottom:1px solid var(--line2);flex-direction:column;align-items:stretch;padding:12px 18px 20px;max-height:calc(100vh - 68px);overflow-y:auto}
  .nav.open{display:flex}
  .nav .cta{margin:10px 0 0;text-align:center}
  .mega-panel{position:static;display:grid;width:auto;grid-template-columns:1fr 1fr;box-shadow:none;border:0;background:none;padding:6px 0 10px 10px}
  .mega>button{display:none}
}

/* ---------- hero ---------- */
.hero{position:relative;padding:clamp(70px,11vw,138px) 0 clamp(60px,8vw,104px);overflow:hidden;border-bottom:1px solid var(--line)}
.hero::before{content:"";position:absolute;inset:0;background:
  radial-gradient(760px 420px at 82% 8%,rgba(79,216,255,.13),transparent 62%),
  radial-gradient(680px 460px at 8% 100%,rgba(67,176,221,.13),transparent 60%);pointer-events:none}
.hero::after{content:"";position:absolute;inset:0;pointer-events:none;
  background-image:linear-gradient(rgba(199,210,221,.045) 1px,transparent 1px),linear-gradient(90deg,rgba(199,210,221,.045) 1px,transparent 1px);
  background-size:54px 54px;-webkit-mask-image:radial-gradient(ellipse at 50% 0%,#000 10%,transparent 72%);mask-image:radial-gradient(ellipse at 50% 0%,#000 10%,transparent 72%)}
#mesh{position:absolute;inset:0;width:100%;height:100%;opacity:.75;pointer-events:none}
.hero .wrap{position:relative;z-index:2}
.hero-grid{display:grid;grid-template-columns:1.25fr .75fr;gap:44px;align-items:center}
.hero h1 span{display:block}
.btns{display:flex;gap:12px;flex-wrap:wrap;margin-top:32px;align-items:center}
.box .btns{margin-top:16px}
.btn{display:inline-flex;align-items:center;gap:9px;font:700 .95rem var(--head);padding:14px 22px;border-radius:11px;border:1px solid transparent;cursor:pointer;transition:transform .15s,background .15s,border-color .15s}
.btn:hover{text-decoration:none;transform:translateY(-1px)}
.btn.primary{background:linear-gradient(180deg,var(--ember),var(--ember2));color:#150b03;box-shadow:0 10px 34px rgba(67,176,221,.28)}
.btn.primary:hover{background:linear-gradient(180deg,#6cc8ea,var(--ember))}
.btn.ghost{border-color:var(--line2);color:var(--white);background:rgba(199,210,221,.04)}
.btn.ghost:hover{border-color:var(--signal);color:var(--signal)}
.btn.off{background:var(--panel2);color:var(--mist);cursor:default;pointer-events:none}
.hero-meta{display:flex;gap:26px;flex-wrap:wrap;margin-top:40px;font:500 .78rem var(--mono);letter-spacing:.1em;color:var(--mist);text-transform:uppercase}
.hero-meta span::before{content:"";display:inline-block;width:7px;height:7px;border-radius:50%;background:var(--ok);margin-right:9px;box-shadow:0 0 10px var(--ok)}

/* terminal card */
.term{background:rgba(11,17,24,.92);border:1px solid var(--line2);border-radius:var(--r);font:.82rem/1.75 var(--mono);box-shadow:0 30px 90px rgba(0,0,0,.55);overflow:hidden}
.term-bar{display:flex;gap:7px;padding:12px 14px;border-bottom:1px solid var(--line);align-items:center}
.term-bar i{width:10px;height:10px;border-radius:50%;background:var(--dim)}
.term-bar i:first-child{background:var(--ember)}
.term-bar span{margin-left:auto;color:var(--dim);font-size:.7rem;letter-spacing:.14em}
.term pre{padding:16px 18px 20px;color:var(--txt);white-space:pre-wrap;min-height:232px}
.term .p{color:var(--ember)} .term .o{color:var(--ok)} .term .c{color:var(--signal)} .term .d{color:var(--dim)}
.cursor{display:inline-block;width:8px;height:1em;background:var(--ember);vertical-align:-2px;animation:blink 1s steps(1) infinite}
@keyframes blink{50%{opacity:0}}
@media(max-width:940px){.hero-grid{grid-template-columns:1fr}.term pre{min-height:0}}

/* ---------- sections ---------- */
section.band{padding:clamp(58px,8vw,104px) 0;border-bottom:1px solid var(--line)}
section.band.alt{background:linear-gradient(180deg,var(--bg2),var(--bg))}
.sec-head{display:flex;justify-content:space-between;align-items:flex-end;gap:24px;flex-wrap:wrap;margin-bottom:38px}
.sec-head p{color:var(--mist);margin-top:12px}
.filters{display:flex;gap:6px;flex-wrap:wrap}
.filters button{font:600 .8rem var(--mono);letter-spacing:.08em;text-transform:uppercase;color:var(--mist);background:none;border:1px solid var(--line);border-radius:999px;padding:8px 15px;cursor:pointer;transition:.15s}
.filters button:hover{color:var(--white);border-color:var(--line2)}
.filters button[aria-pressed=true]{background:var(--white);color:#0b1118;border-color:var(--white)}

.grid{display:grid;gap:16px}
.g-div{grid-template-columns:repeat(auto-fill,minmax(262px,1fr))}
.g-3{grid-template-columns:repeat(3,1fr)} .g-2{grid-template-columns:repeat(2,1fr)} .g-4{grid-template-columns:repeat(4,1fr)}
@media(max-width:900px){.g-3,.g-4{grid-template-columns:1fr 1fr}}
@media(max-width:600px){.g-3,.g-4,.g-2{grid-template-columns:1fr}}

.card{position:relative;display:flex;flex-direction:column;background:linear-gradient(165deg,var(--panel2),var(--panel));border:1px solid var(--line);border-radius:var(--r);padding:24px;color:var(--txt);transition:transform .2s,border-color .2s,box-shadow .2s;overflow:hidden}
a.card:hover{text-decoration:none;transform:translateY(-4px);border-color:rgba(67,176,221,.55);box-shadow:0 22px 60px rgba(0,0,0,.5)}
a.card::after{content:"";position:absolute;left:0;top:0;height:2px;width:100%;background:linear-gradient(90deg,var(--ember),var(--signal));transform:scaleX(0);transform-origin:left;transition:transform .3s}
a.card:hover::after{transform:scaleX(1)}
.card .ico{width:46px;height:46px;border-radius:12px;display:grid;place-items:center;background:rgba(67,176,221,.1);border:1px solid rgba(67,176,221,.28);margin-bottom:18px}
.card .ico svg{width:23px;height:23px;stroke:var(--ember);fill:none;stroke-width:1.6;stroke-linecap:round;stroke-linejoin:round}
.card h3{margin-bottom:6px}
.card p{font-size:.95rem;color:var(--mist);flex:1}
.card .more{margin-top:18px;font:600 .8rem var(--mono);letter-spacing:.08em;color:var(--signal);text-transform:uppercase}
.tag{display:inline-block;font:600 .64rem var(--mono);letter-spacing:.14em;text-transform:uppercase;padding:4px 9px;border-radius:999px;border:1px solid}
.tag.open{color:var(--ok);border-color:rgba(61,220,151,.4);background:rgba(61,220,151,.07)}
.tag.soon{color:var(--signal);border-color:rgba(79,216,255,.4);background:rgba(79,216,255,.07)}
.card .tag{position:absolute;right:18px;top:20px}
.card.hide{display:none}

.pillars{counter-reset:p}
.pillar{border-top:1px solid var(--line2);padding-top:18px}
.pillar h3{font-size:1.3rem;margin-bottom:8px}
.pillar h3::before{counter-increment:p;content:"0" counter(p);display:block;font:600 .72rem var(--mono);color:var(--ember);letter-spacing:.2em;margin-bottom:10px}
.pillar p{color:var(--mist);font-size:.95rem}
.pillar ul{list-style:none;margin-top:14px;display:flex;flex-direction:column;gap:5px}
.pillar li a{color:var(--txt);font-size:.95rem}
.pillar li a::before{content:"→ ";color:var(--dim)}

.steps{counter-reset:s}
.step{background:var(--panel);border:1px solid var(--line);border-radius:var(--r);padding:24px}
.step .n{font:700 2.1rem var(--head);color:transparent;-webkit-text-stroke:1px var(--ember);letter-spacing:-.02em}
.step h3{margin:10px 0 6px}
.step p{font-size:.94rem;color:var(--mist)}

.principle{padding:20px 0;border-top:1px solid var(--line)}
.principle h3{font-size:1.02rem;margin-bottom:5px}
.principle h3::before{content:"◆ ";color:var(--ember);font-size:.7em;vertical-align:2px}
.principle p{font-size:.94rem;color:var(--mist)}

.list{list-style:none;display:flex;flex-direction:column;gap:11px}
.list li{position:relative;padding-left:28px}
.list li::before{content:"";position:absolute;left:0;top:.6em;width:14px;height:2px;background:var(--ember)}
.two h2{margin-bottom:22px}
.svc{border-top:1px solid var(--line);padding:18px 0}
.svc h3{font-size:1.04rem;margin-bottom:4px}
.svc p{font-size:.95rem;color:var(--mist)}
.two{display:grid;grid-template-columns:1.35fr .65fr;gap:52px;align-items:start}
@media(max-width:900px){.two{grid-template-columns:1fr;gap:34px}}
.side{position:sticky;top:92px;display:flex;flex-direction:column;gap:16px}
.box{background:var(--panel);border:1px solid var(--line);border-radius:var(--r);padding:22px}
.box h3{font:600 .72rem var(--mono);letter-spacing:.2em;text-transform:uppercase;color:var(--ember);margin-bottom:14px}
.box .list{font-size:.94rem}
details{border-top:1px solid var(--line);padding:16px 0}
details summary{cursor:pointer;font:700 1.02rem var(--head);color:var(--white);list-style:none;display:flex;justify-content:space-between;gap:16px}
details summary::-webkit-details-marker{display:none}
details summary::after{content:"+";color:var(--ember);font-weight:400;font-size:1.3rem;line-height:1}
details[open] summary::after{content:"–"}
details p{margin-top:10px;color:var(--mist);font-size:.96rem}

.cta-band{position:relative;padding:clamp(60px,8vw,100px) 0;text-align:center;overflow:hidden}
.cta-band::before{content:"";position:absolute;inset:0;background:radial-gradient(700px 300px at 50% 100%,rgba(67,176,221,.16),transparent 70%)}
.cta-band .wrap{position:relative}
.cta-band p{margin:16px auto 0;color:var(--mist)}
.cta-band .btns{justify-content:center}

/* page hero (inner pages) */
.page-hero{position:relative;padding:clamp(56px,8vw,96px) 0 clamp(40px,6vw,64px);border-bottom:1px solid var(--line);overflow:hidden}
.page-hero::before{content:"";position:absolute;inset:0;background:radial-gradient(640px 340px at 88% 0%,rgba(79,216,255,.11),transparent 62%),radial-gradient(520px 320px at 0% 100%,rgba(67,176,221,.1),transparent 60%)}
.page-hero .wrap{position:relative}
.page-hero h1{font-size:clamp(2rem,4.6vw,3.4rem)}
.crumbs{font:500 .76rem var(--mono);letter-spacing:.1em;color:var(--mist);margin-bottom:20px;text-transform:uppercase}
.crumbs a{color:var(--mist)} .crumbs a:hover{color:var(--white)}
.hero-ico{width:64px;height:64px;border-radius:16px;display:grid;place-items:center;background:rgba(67,176,221,.1);border:1px solid rgba(67,176,221,.35);margin-bottom:22px}
.hero-ico svg{width:32px;height:32px;stroke:var(--ember);fill:none;stroke-width:1.5;stroke-linecap:round;stroke-linejoin:round}

/* prose (insights + legal) */
.prose{max-width:740px}
.prose h2{font-size:1.5rem;margin:38px 0 12px} .prose h3{margin:28px 0 8px} .prose h4{font:700 1rem var(--head);color:var(--white);margin:22px 0 6px}
.prose p,.prose ul,.prose ol{margin:0 0 16px} .prose ul,.prose ol{padding-left:22px} .prose li{margin:6px 0}
.prose code{font:.9em var(--mono);background:var(--panel2);padding:2px 6px;border-radius:5px}
.post-list{list-style:none;display:flex;flex-direction:column}
.post-list li{border-top:1px solid var(--line)}
.post-list a{display:flex;justify-content:space-between;gap:20px;padding:20px 0;color:var(--white);font:700 1.06rem var(--head);align-items:baseline}
.post-list a:hover{color:var(--ember);text-decoration:none}
.post-list time{font:500 .76rem var(--mono);color:var(--mist);white-space:nowrap;letter-spacing:.06em}
.product{display:flex;flex-direction:column}
.product .kind{font:600 .68rem var(--mono);letter-spacing:.18em;text-transform:uppercase;color:var(--mist);margin-bottom:10px}
.product .price{font:800 1.5rem var(--head);color:var(--white);margin:14px 0}
.product .btn{align-self:flex-start;margin-top:auto}

/* ---------- footer ---------- */
footer{background:var(--bg2);border-top:1px solid var(--line);padding:56px 0 28px;font-size:.92rem}
.foot-grid{display:grid;grid-template-columns:1.4fr repeat(4,1fr);gap:30px}
@media(max-width:900px){.foot-grid{grid-template-columns:1fr 1fr}}
footer h4{font:600 .68rem var(--mono);letter-spacing:.2em;text-transform:uppercase;color:var(--ember);margin-bottom:12px}
footer ul{list-style:none;display:flex;flex-direction:column;gap:7px}
footer a{color:var(--txt)} footer a:hover{color:var(--white)}
footer .blurb{color:var(--mist);margin-top:14px;max-width:34ch}
.foot-base{display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;margin-top:44px;padding-top:20px;border-top:1px solid var(--line);color:var(--dim);font:500 .74rem var(--mono);letter-spacing:.06em}

/* reveal */
.rv{opacity:0;transform:translateY(18px);transition:opacity .6s ease,transform .6s ease}
.rv.in{opacity:1;transform:none}
.no-js .rv{opacity:1;transform:none}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}.rv{opacity:1;transform:none;transition:none}.cursor{animation:none}*{transition:none!important}}
@media print{.site-head,footer,.cta-band,#mesh{display:none}body{background:#fff;color:#000}}