/* Shared shell for the product pages (Imperium, Otopia, Observatory).
   Each page adds its own <product>.css / <product>.js for its signature animation. */
@font-face{font-family:Inter;src:url(../assets/fonts/InterVariable.woff2) format('woff2');font-weight:100 900;font-display:swap}

:root{
  --bg:#03070f; --ink:#e8eef7; --muted:#95a3b8; --faint:#5d6b80; --body:#b8c3d4;
  --cyan:#58dcf8; --blue:#2a78e6; --violet:#9470f5; --gold:#e2ae5e; --risk:#ee7a5c; --ok:#5fd6a4;
  --line:rgba(160,185,220,.14); --panel:rgba(10,16,32,.6);
  --gutter:clamp(16px,4vw,56px); --max:1180px;
  --accent:var(--violet); --accent-soft:rgba(148,112,245,.14);
  color-scheme:dark;
}
.p-imperium{--accent:#eac557;--accent-soft:rgba(234,197,87,.12)}
.p-otopia{--accent:#a775d6;--accent-soft:rgba(120,67,187,.24)}
.p-observatory{--accent:var(--cyan);--accent-soft:rgba(88,220,248,.12)}

*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{margin:0;background:var(--bg);color:var(--ink);font:400 16px/1.6 Inter,system-ui,sans-serif;-webkit-font-smoothing:antialiased;overflow-x:hidden}
a{color:inherit}
button{font:inherit;color:inherit}
img,svg,canvas{display:block;max-width:100%}
:focus-visible{outline:2px solid var(--cyan);outline-offset:3px;border-radius:3px}
.sr-only{position:absolute!important;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}
.skip-link{position:fixed;left:12px;top:-60px;z-index:50;padding:10px 14px;background:var(--ink);color:var(--bg);border-radius:6px}
.skip-link:focus{top:12px}
.c-cyan{color:var(--cyan)}.c-violet{color:var(--violet)}.c-gold{color:var(--gold)}.c-risk{color:var(--risk)}.c-ok{color:var(--ok)}.c-accent{color:var(--accent)}

/* ---------- Navigation (same as the homepage, plus the platform button). */
.nav{position:fixed;inset:0 0 auto;z-index:30;display:flex;align-items:center;gap:26px;height:68px;padding:0 var(--gutter);transition:background .4s,border-color .4s;border-bottom:1px solid transparent}
.nav.is-scrolled{background:rgba(5,10,22,.72);backdrop-filter:blur(18px) saturate(1.3);-webkit-backdrop-filter:blur(18px) saturate(1.3);border-bottom-color:var(--line)}
.brand{display:flex;align-items:center;text-decoration:none}
.brand img{height:34px;width:auto;margin-left:-6px}
#menu{display:flex;align-items:center;gap:24px;margin-left:auto}
#menu>a{font-size:13px;letter-spacing:.04em;color:var(--muted);text-decoration:none;padding:6px 0;transition:color .2s}
#menu>a:hover,#menu>a:focus-visible,#menu>a[aria-current=page]{color:var(--ink)}
#menu>a[aria-current=page]{box-shadow:inset 0 -1px 0 var(--accent)}
.nav-actions{display:flex;align-items:center;gap:10px}
.platform-btn{display:inline-flex;align-items:center;gap:8px;white-space:nowrap;height:40px;padding:0 16px;border-radius:999px;border:1px solid var(--accent);background:var(--accent-soft);color:var(--ink);font-size:12px;letter-spacing:.12em;text-transform:uppercase;text-decoration:none;cursor:pointer;transition:background .2s,box-shadow .2s}
.platform-btn:hover{box-shadow:0 0 0 4px var(--accent-soft)}
.platform-btn span{color:var(--accent)}
.demo{font-size:12px;letter-spacing:.12em;text-transform:uppercase;text-decoration:none;height:40px;display:inline-flex;align-items:center;padding:0 16px;border:1px solid rgba(226,174,94,.45);border-radius:999px;color:var(--gold)}
.demo:hover{background:rgba(226,174,94,.1)}
.menu-toggle{display:none}

/* ---------- Building blocks. */
.wrap{max-width:var(--max);margin:0 auto;padding:0 var(--gutter)}
.eyebrow{margin:0 0 14px;font-size:11px;letter-spacing:.32em;text-transform:uppercase;color:var(--accent)}
h1,h2,h3{margin:0;font-weight:300;letter-spacing:-.01em}
.p-hero{position:relative;min-height:100svh;display:grid;align-items:center;padding:110px 0 70px;overflow:hidden}
.p-hero .wrap{position:relative;z-index:2;display:grid;grid-template-columns:minmax(0,1.05fr) minmax(0,1fr);gap:clamp(24px,4vw,64px);align-items:center;width:100%}
.p-hero h1{font-size:clamp(40px,5.4vw,78px);line-height:1.02;text-wrap:balance}
.p-hero .lede{margin:22px 0 0;max-width:560px;font-size:clamp(17px,1.4vw,20px);font-weight:300;color:var(--body)}
.p-hero .cta{display:flex;flex-wrap:wrap;gap:12px;margin-top:32px}
.p-hero-art{position:relative;aspect-ratio:1/1;width:100%;max-width:560px;justify-self:center}
.p-hero-art canvas,.p-hero-art svg{width:100%;height:100%}
.p-hero::before{content:'';position:absolute;inset:0;z-index:0;background:radial-gradient(70% 60% at 75% 45%,var(--accent-soft),transparent 70%),radial-gradient(120% 90% at 50% 20%,#07102a 0%,#03070f 60%)}

.button{display:inline-flex;align-items:center;gap:8px;min-height:46px;padding:0 22px;border-radius:999px;border:1px solid rgba(232,238,247,.25);text-decoration:none;font-size:12px;letter-spacing:.16em;text-transform:uppercase;background:none;cursor:pointer;transition:background .2s,border-color .2s}
.button:hover{border-color:rgba(232,238,247,.6);background:rgba(232,238,247,.05)}
.button--primary{background:var(--ink);color:#07101f;border-color:var(--ink)}
.button--primary:hover{background:#fff}

.p-section{position:relative;padding:clamp(80px,12vh,140px) 0;border-top:1px solid var(--line)}
.p-section h2{font-size:clamp(30px,3.6vw,52px);line-height:1.06;max-width:880px;text-wrap:balance}
.p-section .intro{margin:20px 0 0;max-width:720px;font-size:clamp(16px,1.3vw,19px);font-weight:300;color:var(--body)}
.grid{display:grid;gap:clamp(22px,3vw,40px);margin-top:clamp(40px,6vh,64px)}
.grid--2{grid-template-columns:repeat(2,minmax(0,1fr))}
.grid--3{grid-template-columns:repeat(3,minmax(0,1fr))}
.grid--4{grid-template-columns:repeat(4,minmax(0,1fr))}
.feature{padding-top:20px;border-top:1px solid var(--line)}
.feature h3{font-size:20px;font-weight:400;margin-bottom:10px}
.feature p{margin:0;color:var(--body);font-size:15px}
.feature .ico{width:44px;height:44px;margin-bottom:16px;color:var(--accent)}
.feature ul{margin:12px 0 0;padding:0 0 0 18px;color:var(--body);font-size:14px}
.steps{counter-reset:step;list-style:none;margin:clamp(40px,6vh,64px) 0 0;padding:0;display:grid;gap:0}
.steps li{counter-increment:step;display:grid;grid-template-columns:64px 1fr;gap:18px;padding:22px 0;border-top:1px solid var(--line)}
.steps li::before{content:counter(step,decimal-leading-zero);font-size:13px;letter-spacing:.2em;color:var(--accent);padding-top:4px}
.steps h3{font-size:19px;font-weight:400}
.steps p{margin:6px 0 0;color:var(--body);font-size:15px}
.split{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:clamp(28px,5vw,80px);align-items:center}
.stage{position:relative;border-radius:18px;border:1px solid var(--line);background:linear-gradient(180deg,rgba(12,20,40,.7),rgba(5,9,20,.7));overflow:hidden;min-height:320px}
.stats{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:24px;margin-top:48px}
.stat b{display:block;font-size:clamp(28px,3vw,42px);font-weight:300;color:var(--ink)}
.stat span{font-size:13px;color:var(--muted)}
.tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:22px}
.tag{padding:6px 12px;border-radius:999px;border:1px solid var(--line);font-size:12px;color:var(--body)}
.faq{margin-top:40px;border-top:1px solid var(--line)}
.faq details{border-bottom:1px solid var(--line);padding:18px 0}
.faq summary{cursor:pointer;font-size:17px;list-style:none;display:flex;justify-content:space-between;gap:20px}
.faq summary::after{content:'+';color:var(--accent);font-size:22px;line-height:1}
.faq details[open] summary::after{content:'–'}
.faq p{margin:12px 0 0;color:var(--body);max-width:820px}
.p-close{text-align:center;padding:clamp(100px,16vh,180px) 0}
.p-close h2{margin:0 auto;font-size:clamp(34px,4.6vw,66px);max-width:900px}
.p-close p{margin:18px auto 0;max-width:600px;color:var(--body);font-size:18px;font-weight:300}
.p-close .cta{display:flex;justify-content:center;flex-wrap:wrap;gap:12px;margin-top:32px}
.other-products{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:24px;margin-top:40px}
.other-products a{display:block;padding:24px;border:1px solid var(--line);border-radius:16px;text-decoration:none;transition:border-color .2s,background .2s}
.other-products a:hover{border-color:rgba(232,238,247,.3);background:rgba(232,238,247,.03)}
.other-products b{display:block;font-size:20px;font-weight:400}
.other-products span{color:var(--muted);font-size:14px}

.footer{border-top:1px solid var(--line);padding:48px 0 40px;color:var(--muted);font-size:13px}
.footer .wrap{display:flex;flex-wrap:wrap;gap:20px 40px;align-items:center;justify-content:space-between}
.footer nav{display:flex;flex-wrap:wrap;gap:10px 24px}
.footer a{text-decoration:none}.footer a:hover{color:var(--ink)}

/* Reveal on scroll (product.js adds .is-in). Without JS everything is visible. */
.js [data-reveal]{opacity:0;transform:translateY(18px);transition:opacity .8s ease,transform .8s ease}
.js [data-reveal].is-in{opacity:1;transform:none}
.motion-off [data-reveal]{opacity:1!important;transform:none!important;transition:none}

@media (max-width:980px){
  #menu{position:fixed;inset:68px 0 auto;flex-direction:column;align-items:flex-start;gap:4px;padding:16px var(--gutter) 28px;background:rgba(5,10,22,.97);border-bottom:1px solid var(--line);display:none}
  #menu.is-open{display:flex}
  #menu>a{font-size:17px;padding:10px 0;color:var(--ink)}
  .menu-toggle{display:flex;flex-direction:column;justify-content:center;gap:6px;width:44px;height:44px;background:none;border:0;padding:10px;cursor:pointer}
  .menu-toggle span{display:block;height:1px;background:var(--ink)}
  .nav{gap:10px}.nav-actions{margin-left:auto}
  .demo{display:none}
  .p-hero .wrap,.split{grid-template-columns:1fr}
  .grid--3,.grid--4{grid-template-columns:repeat(2,minmax(0,1fr))}
  .stats{grid-template-columns:repeat(2,minmax(0,1fr))}
}
@media (max-width:640px){
  .platform-btn{height:36px;padding:0 12px;font-size:10px;letter-spacing:.08em}
  .brand img{height:28px}
  .grid--2,.grid--3,.grid--4,.other-products{grid-template-columns:1fr}
  .p-hero{min-height:auto;padding-top:96px}
  .steps li{grid-template-columns:44px 1fr}
}

/* ---------- Inside the console: real screens, switched on click (as on tracston.observer). */
.console-block{margin-top:clamp(36px,6vh,56px)}
.console-tabs{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:16px}
.console-tabs button{height:38px;padding:0 16px;border-radius:999px;border:1px solid var(--line);background:none;color:var(--muted);font-size:12px;letter-spacing:.1em;text-transform:uppercase;cursor:pointer;transition:color .2s,border-color .2s,background .2s}
.console-tabs button:hover{color:var(--ink)}
.console-tabs button[aria-selected=true]{color:var(--ink);border-color:var(--accent);background:var(--accent-soft)}
.console-frame{position:relative;margin:0;border-radius:14px;border:1px solid var(--line);overflow:hidden;background:#060b17;box-shadow:0 30px 80px rgba(0,0,0,.45),0 0 0 1px rgba(255,255,255,.02)}
.console-frame::before{content:'';display:block;height:30px;border-bottom:1px solid var(--line);background:linear-gradient(90deg,rgba(255,255,255,.04),rgba(255,255,255,.01)) no-repeat,radial-gradient(circle at 18px 15px,#ee7a5c 4px,transparent 5px),radial-gradient(circle at 34px 15px,#e2ae5e 4px,transparent 5px),radial-gradient(circle at 50px 15px,#5fd6a4 4px,transparent 5px)}
.console-frame img{display:block;width:100%;height:auto;cursor:pointer}
.console-frame img[hidden]{display:none}
.console-caption{margin:14px 2px 0;color:var(--body);font-size:15px;min-height:1.6em}

/* ---------- Sound toggle (injected by product.js). */
.sound-toggle{position:fixed;right:var(--gutter);bottom:18px;z-index:28;height:30px;padding:0 14px;border-radius:999px;border:1px solid var(--line);background:rgba(5,10,22,.6);backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);font-size:10px;letter-spacing:.18em;text-transform:uppercase;color:var(--muted);cursor:pointer}
.sound-toggle:hover,.sound-toggle:focus-visible{color:var(--ink);border-color:rgba(232,238,247,.3)}
.sound-toggle[aria-pressed=true]{color:var(--accent);border-color:var(--accent)}
@media (max-width:760px){.sound-toggle{bottom:12px;height:26px;padding:0 10px;font-size:9px;letter-spacing:.14em}}

/* Login (to the support portal) and the mobile-menu copy of it. */
.login{font-size:12px;letter-spacing:.12em;text-transform:uppercase;text-decoration:none;color:var(--muted);height:40px;display:inline-flex;align-items:center;padding:0 14px;border:1px solid var(--line);border-radius:999px;transition:color .2s,border-color .2s}
.login:hover,.login:focus-visible{color:var(--ink);border-color:rgba(232,238,247,.35)}
#menu>a.menu-only{display:none}
@media (max-width:640px){ .login{display:none} #menu>a.menu-only{display:block} }