/* Ayntra Group — Agent Grid. Dark-first, single theme by brand choice.
   Layout: product-led; grid-paper ground, split heroes, panels with hairline borders. */
:root{
  --obsidian:#121214; --deep:#0B0C0E; --panel:#16181C; --panel-2:#1B1E23; --line:#272B32; --line-2:#353A42;
  --ti:#E8EBEF; --ti-dim:#9EA5B0; --group:#8E95A0; --cyan:#00D6E8; --cyan-soft:rgba(0,214,232,.10); --ok:#5BE3A1;
  --ti-grad:linear-gradient(100deg,#F6F8FA,#C3C9D2 30%,#E9ECF0 50%,#9EA5B0 75%,#CDD2DA);
  --name-grad:linear-gradient(180deg,#FFFFFF,#BFEFF5 60%,#00D6E8);
  --f-display:"Red Hat Display",system-ui,-apple-system,"Segoe UI",sans-serif;
  --f-mono:"JetBrains Mono",ui-monospace,SFMono-Regular,Menlo,monospace;
  --r:14px; --max:1200px;
  color-scheme:dark;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{margin:0;background:var(--deep);color:var(--ti);font:400 16px/1.65 var(--f-display);overflow-x:hidden;
  background-image:linear-gradient(rgba(158,165,176,.045) 1px,transparent 1px),linear-gradient(90deg,rgba(158,165,176,.045) 1px,transparent 1px);background-size:48px 48px}
img,svg{max-width:100%;display:block}
a{color:inherit}
::selection{background:var(--cyan);color:var(--deep)}
:focus-visible{outline:2px solid var(--cyan);outline-offset:3px;border-radius:4px}
.wrap{max-width:var(--max);margin:0 auto;padding-inline:max(16px,4vw)}
.skip{position:absolute;left:-999px;top:8px;background:var(--cyan);color:var(--deep);padding:8px 12px;border-radius:6px;z-index:100}
.skip:focus{left:8px}

/* header */
.site-head{position:sticky;top:env(safe-area-inset-top,0px);z-index:40;background:rgba(11,12,14,.78);backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);border-bottom:1px solid var(--line)}
.nav{display:flex;align-items:center;justify-content:space-between;gap:16px;padding-block:10px}
.brand{display:block;flex:none}
.brand img{height:52px;width:auto}
.menu{display:flex;align-items:center;gap:28px;font-size:15px}
.menu a{text-decoration:none;color:var(--ti-dim);transition:color .2s;position:relative}
.menu a:hover,.menu a[aria-current="page"]{color:var(--ti)}
.menu a[aria-current="page"]::after{content:"";position:absolute;left:0;right:0;bottom:-6px;height:2px;background:var(--cyan);border-radius:2px}
.status{font:400 12px/1 var(--f-mono);color:var(--ti-dim);display:flex;align-items:center;gap:8px}
.dot{width:8px;height:8px;border-radius:50%;background:var(--ok);box-shadow:0 0 10px var(--ok);animation:blink 2s infinite;flex:none}
@keyframes blink{50%{opacity:.35}}
.toggle{display:none;background:none;border:1px solid var(--line-2);color:var(--ti);border-radius:8px;width:42px;height:42px;cursor:pointer}
.toggle span{display:block;width:18px;height:2px;background:currentColor;margin:4px auto;transition:transform .25s,opacity .25s}
.toggle[aria-expanded="true"] span:nth-child(1){transform:translateY(6px) rotate(45deg)}
.toggle[aria-expanded="true"] span:nth-child(2){opacity:0}
.toggle[aria-expanded="true"] span:nth-child(3){transform:translateY(-6px) rotate(-45deg)}
@media (max-width:920px){
  .toggle{display:block}
  .menu{position:fixed;inset:72px 0 auto 0;flex-direction:column;align-items:stretch;gap:0;background:var(--deep);border-bottom:1px solid var(--line);padding:8px max(16px,4vw) 20px;transform:translateY(-8px);opacity:0;pointer-events:none;transition:opacity .2s,transform .2s}
  .menu.open{opacity:1;transform:none;pointer-events:auto}
  .menu a{padding-block:14px;border-bottom:1px solid var(--line);font-size:17px}
  .menu a[aria-current="page"]::after{display:none}
  .menu .btn{margin-top:16px;text-align:center}
  .brand img{height:44px}
}

/* buttons */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:10px;font:600 15px/1 var(--f-display);text-decoration:none;padding:15px 20px;border-radius:10px;border:1px solid transparent;cursor:pointer;transition:transform .2s,box-shadow .2s,background .2s,border-color .2s,color .2s}
.btn.solid{background:var(--cyan);color:var(--deep)}
.btn.solid:hover{transform:translateY(-2px);box-shadow:0 12px 36px rgba(0,214,232,.35)}
.btn.line{border-color:var(--line-2);color:var(--ti)}
.btn.line:hover{border-color:var(--ti-dim)}
.btn.light{background:var(--ti);color:var(--deep);padding:12px 16px;font-size:14px}
.btn.light:hover{background:var(--cyan)}
.menu .btn.light{color:var(--deep)}
.row{display:flex;gap:12px;flex-wrap:wrap}

/* type */
.pill{display:inline-flex;gap:10px;align-items:center;font:400 12px/1 var(--f-mono);color:var(--cyan);border:1px solid rgba(0,214,232,.35);padding:8px 12px;border-radius:99px;background:rgba(0,214,232,.06)}
.eyebrow{font:600 12px/1 var(--f-mono);letter-spacing:.08em;text-transform:uppercase;color:var(--cyan);margin:0 0 16px}
h1,h2,h3{text-wrap:balance;margin:0}
h1{font:800 clamp(40px,6.4vw,80px)/1.02 var(--f-display);letter-spacing:-.03em;margin-block:22px}
h1.sm{font-size:clamp(36px,5.2vw,64px)}
h2{font:800 clamp(30px,4.4vw,52px)/1.06 var(--f-display);letter-spacing:-.02em;max-width:20ch}
h3{font:800 21px/1.25 var(--f-display)}
.ti{background:var(--ti-grad);-webkit-background-clip:text;background-clip:text;color:transparent}
.cy{color:var(--cyan)}
.typed{color:var(--cyan);white-space:nowrap}
.typed::after{content:"";display:inline-block;width:.08em;height:.85em;background:var(--cyan);margin-left:4px;vertical-align:-.08em;animation:blink 1s steps(1) infinite}
.lede{color:var(--ti-dim);font-size:clamp(17px,1.6vw,19px);max-width:52ch;margin:0 0 28px}
.sub{color:var(--ti-dim);max-width:58ch;margin:14px 0 44px}
.muted{color:var(--ti-dim)}
.mono{font-family:var(--f-mono)}

/* sections */
section{padding-block:clamp(64px,9vw,104px)}
.band{border-block:1px solid var(--line);background:linear-gradient(180deg,rgba(22,24,28,.7),rgba(11,12,14,.7))}
.sec-head{display:flex;justify-content:space-between;align-items:end;gap:24px;flex-wrap:wrap}
.sec-head .sub{margin-bottom:0}
.sec-head + *{margin-top:44px}

/* hero */
.hero{display:grid;grid-template-columns:1.05fr 1fr;gap:40px;align-items:center;padding-block:56px 32px}
.hero > *{min-width:0}
@media (max-width:900px){.hero{grid-template-columns:1fr;padding-top:36px}}
.orbit{position:relative;aspect-ratio:1;width:min(540px,100%);justify-self:center}
.orbit canvas{position:absolute;inset:0;width:100%;height:100%}
.orbit .core{position:absolute;left:50%;top:50%;width:34%;transform:translate(-50%,-50%)}
.orbit .core::before{content:"";position:absolute;inset:-25%;border-radius:50%;background:radial-gradient(circle,rgba(0,214,232,.22),transparent 65%);animation:pulse 4s ease-in-out infinite}
.orbit .core img{position:relative;width:100%;height:auto;animation:float 6s ease-in-out infinite}
@keyframes pulse{50%{opacity:.5;transform:scale(1.1)}}
@keyframes float{50%{transform:translateY(-8px)}}
.page-hero{padding-block:72px 40px;display:grid;grid-template-columns:1.2fr .8fr;gap:40px;align-items:end}
.page-hero > *{min-width:0}
@media (max-width:860px){.page-hero{grid-template-columns:1fr;padding-top:48px}}

/* console */
.console{border:1px solid var(--line);border-radius:var(--r);background:var(--panel);overflow:hidden}
.console .bar{display:flex;align-items:center;gap:8px;white-space:nowrap;overflow:hidden;padding:12px 16px;border-bottom:1px solid var(--line);font:400 12px/1 var(--f-mono);color:var(--ti-dim)}
.console .bar i{width:10px;height:10px;border-radius:50%;background:var(--line-2)}
.console .bar em{margin-left:auto;font-style:normal}
.log{font:400 13px/1.9 var(--f-mono);padding:16px 18px;height:236px;overflow:hidden;display:flex;flex-direction:column;justify-content:flex-end}
.log div{white-space:nowrap;overflow:hidden;text-overflow:ellipsis;animation:in .4s ease-out}
.log .t{color:var(--group)} .log .a{color:var(--cyan)} .log .ok{color:var(--ok)} .log .h{color:#F5C46B}
@keyframes in{from{opacity:0;transform:translateY(8px)}}
@media (max-width:560px){.log{font-size:11.5px;height:210px}}

/* cards / grid */
.grid{display:grid;gap:16px}
.g4{grid-template-columns:repeat(4,1fr)} .g3{grid-template-columns:repeat(3,1fr)} .g2{grid-template-columns:repeat(2,1fr)}
@media (max-width:980px){.g4{grid-template-columns:repeat(2,1fr)}.g3{grid-template-columns:repeat(2,1fr)}}
@media (max-width:600px){.g4,.g3,.g2{grid-template-columns:1fr}}
.card{position:relative;border:1px solid var(--line);border-radius:var(--r);padding:26px;background:var(--obsidian);overflow:hidden;display:flex;flex-direction:column;gap:10px;min-width:0;text-decoration:none;transition:border-color .3s,transform .3s}
.card::before{content:"";position:absolute;inset:0;background:radial-gradient(300px circle at var(--mx,50%) var(--my,50%),rgba(0,214,232,.12),transparent 60%);opacity:0;transition:opacity .3s;pointer-events:none}
.card:hover::before{opacity:1}
a.card:hover{border-color:rgba(0,214,232,.5);transform:translateY(-3px)}
.card p{margin:0;color:var(--ti-dim);font-size:15px}
.card .ic{width:40px;height:40px;border-radius:10px;border:1px solid var(--line-2);display:grid;place-items:center;background:var(--panel-2);margin-bottom:8px}
.card .ic svg{width:22px;height:22px;stroke:var(--cyan);fill:none;stroke-width:1.6;stroke-linecap:round;stroke-linejoin:round}
.card .go{margin-top:auto;padding-top:10px;font:600 13px/1 var(--f-mono);color:var(--cyan)}
.card.feature{background:linear-gradient(160deg,#122C34,var(--obsidian) 60%);border-color:rgba(0,214,232,.35)}
.tag{font:600 10px/1 var(--f-mono);letter-spacing:.1em;text-transform:uppercase;color:var(--cyan);border:1px solid rgba(0,214,232,.4);border-radius:99px;padding:5px 8px;align-self:flex-start}

/* steps (real sequences only) */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
@media (max-width:900px){.steps{grid-template-columns:repeat(2,1fr)}}
@media (max-width:480px){.steps{grid-template-columns:1fr}}
.step{border:1px solid var(--line);border-radius:var(--r);padding:24px;background:var(--obsidian);position:relative;overflow:hidden;transition:border-color .4s,transform .4s;min-width:0}
.step::after{content:"";position:absolute;left:0;bottom:0;height:2px;width:0;background:var(--cyan)}
.step.on{border-color:rgba(0,214,232,.55);transform:translateY(-4px)}
.step.on::after{animation:fill var(--dur,2.4s) linear forwards}
@keyframes fill{to{width:100%}}
.step .n{font:600 12px/1 var(--f-mono);color:var(--cyan)}
.step h3{margin:14px 0 8px}
.step p{color:var(--ti-dim);margin:0;font-size:15px}

/* lists */
.ticks{list-style:none;padding:0;margin:0;display:grid;gap:10px}
.ticks li{position:relative;padding-left:26px;color:var(--ti-dim)}
.ticks li::before{content:"";position:absolute;left:2px;top:.6em;width:12px;height:6px;border-left:2px solid var(--cyan);border-bottom:2px solid var(--cyan);transform:rotate(-45deg) translateY(-3px)}
.chips{display:flex;flex-wrap:wrap;gap:10px}
.chip{font:600 14px/1 var(--f-display);padding:12px 16px;border:1px solid var(--line);border-radius:10px;background:var(--panel)}

/* practice detail rows */
.practice{display:grid;grid-template-columns:.9fr 1.1fr;gap:clamp(24px,5vw,64px);padding-block:48px;border-top:1px solid var(--line);scroll-margin-top:90px}
.practice > *{min-width:0}
.practice:first-of-type{border-top:0}
@media (max-width:820px){.practice{grid-template-columns:1fr}}
.practice h2{font-size:clamp(28px,3.4vw,40px)}
.practice .ic{width:52px;height:52px;border-radius:12px;border:1px solid var(--line-2);display:grid;place-items:center;background:var(--panel-2);margin-bottom:20px}
.practice .ic svg{width:26px;height:26px;stroke:var(--cyan);fill:none;stroke-width:1.6;stroke-linecap:round;stroke-linejoin:round}

/* sentinel (product, kept visually separate) */
.product{border:1px solid var(--line);border-radius:18px;padding:clamp(24px,4vw,44px);display:grid;grid-template-columns:1.1fr .9fr;gap:32px;align-items:center;background:linear-gradient(135deg,#15171B,#0E0F12)}
.product > *{min-width:0}
@media (max-width:820px){.product{grid-template-columns:1fr}}
.product .k{font:600 12px/1 var(--f-mono);letter-spacing:.08em;text-transform:uppercase;color:var(--ti-dim)}
.product h2,.product h3{margin:12px 0}
.product p{color:var(--ti-dim);margin:0 0 18px;max-width:50ch}
.attr{font:400 12px/1.4 var(--f-mono);color:var(--group);display:flex;align-items:center;gap:10px}
.attr img{width:22px;height:22px}
.scope{aspect-ratio:16/10;max-width:100%;border-radius:12px;border:1px solid var(--line);background:var(--deep);overflow:hidden}
.scope canvas{width:100%;height:100%;display:block}

/* faq */
.faq{border-top:1px solid var(--line)}
.faq details{border-bottom:1px solid var(--line)}
.faq summary{list-style:none;cursor:pointer;padding:22px 40px 22px 0;font:600 18px/1.4 var(--f-display);position:relative}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";position:absolute;right:4px;top:18px;font:400 26px/1 var(--f-mono);color:var(--cyan);transition:transform .25s}
.faq details[open] summary::after{transform:rotate(45deg)}
.faq details p{margin:0 0 22px;color:var(--ti-dim);max-width:70ch}

/* cta */
.cta{border:1px solid rgba(0,214,232,.35);border-radius:20px;padding:clamp(28px,5vw,56px);background:radial-gradient(ellipse at 100% 0%,rgba(0,214,232,.16),transparent 55%),var(--panel);display:flex;justify-content:space-between;align-items:center;gap:28px;flex-wrap:wrap}
.cta h2{max-width:18ch}
.cta p{margin:12px 0 0;color:var(--ti-dim)}

/* contact */
.copy{display:inline-flex;align-items:center;gap:12px;flex-wrap:wrap;font:600 clamp(20px,3vw,30px)/1.2 var(--f-mono);color:var(--ti)}
.copy button{font:600 13px/1 var(--f-display);background:var(--panel-2);color:var(--ti);border:1px solid var(--line-2);border-radius:8px;padding:10px 12px;cursor:pointer}
.copy button:hover{border-color:var(--cyan)}
form{display:grid;gap:16px}
.field{display:grid;gap:8px}
.field label{font:600 13px/1 var(--f-mono);color:var(--ti-dim)}
input,select,textarea{font:400 16px/1.5 var(--f-display);color:var(--ti);background:var(--deep);border:1px solid var(--line-2);border-radius:10px;padding:13px 14px;width:100%}
input:focus,select:focus,textarea:focus{outline:none;border-color:var(--cyan);box-shadow:0 0 0 3px rgba(0,214,232,.18)}
textarea{min-height:140px;resize:vertical}
.two{display:grid;grid-template-columns:1fr 1fr;gap:16px}
@media (max-width:600px){.two{grid-template-columns:1fr}}
.note{font-size:14px;color:var(--ti-dim);margin:0}

/* footer */
.site-foot{border-top:1px solid var(--line);margin-top:40px;padding-block:56px 40px;background:rgba(11,12,14,.85)}
.foot-grid{display:grid;grid-template-columns:1.4fr repeat(3,1fr);gap:32px}
.foot-grid > *{min-width:0}
@media (max-width:820px){.foot-grid{grid-template-columns:1fr 1fr}}
@media (max-width:480px){.foot-grid{grid-template-columns:1fr}}
.foot-grid img{height:60px;width:auto}
.foot-grid h4{font:600 12px/1 var(--f-mono);letter-spacing:.08em;text-transform:uppercase;color:var(--group);margin:8px 0 16px}
.foot-grid ul{list-style:none;padding:0;margin:0;display:grid;gap:10px}
.foot-grid a{text-decoration:none;color:var(--ti-dim);transition:color .2s}
.foot-grid a:hover{color:var(--cyan)}
.foot-base{display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;border-top:1px solid var(--line);margin-top:40px;padding-top:24px;font-size:13px;color:var(--group)}
.soc{display:flex;gap:10px;flex-wrap:wrap;margin-top:18px}
.soc a{width:38px;height:38px;border-radius:10px;border:1px solid var(--line-2);display:grid;place-items:center;color:var(--ti-dim)}
.soc a:hover{border-color:var(--cyan);color:var(--cyan)}
.soc svg{width:17px;height:17px;fill:currentColor}

/* reveal: visible at rest; JS adds .pre only to below-fold items */
.reveal{transition:transform .8s cubic-bezier(.2,.7,.2,1),opacity .8s}
.reveal.pre{transform:translateY(22px);opacity:.15}

@media (prefers-reduced-motion:reduce){*,*::before,*::after{animation:none!important;transition:none!important;scroll-behavior:auto!important}}