/* ═══════════════════════════════════════════════════════════
   HELIX — shared site styles (site.css)
   Used by all sub-pages. index.html keeps its own inline CSS.
   ═══════════════════════════════════════════════════════════ */
:root{
  --bg:#040406; --bg-2:#07070A; --e0:#0B0B0F; --e1:#101015; --e2:#16161C;
  --line:rgba(255,255,255,.06); --line-2:rgba(255,255,255,.12); --hair:rgba(255,255,255,.035);
  --text:#F6F6F9; --muted:#9C9CA9; --muted-2:#5E5E6A;
  --violet:#8B5CF6; --violet-2:#7C3AED; --violet-3:#A78BFA;
  --cyan:#5EE7FF; --mag:#FF71F5;
  --crit:#FF4D6A; --high:#FF9E4D; --ok:#43D89A;
  --grad:linear-gradient(100deg,#5EE7FF,#7C3AED 52%,#FF71F5);
  --r:14px; --r-lg:22px; --r-xl:32px;
  --edge:inset 0 1px 0 rgba(255,255,255,.06);
  --ease:cubic-bezier(.2,.7,.2,1); --spring:cubic-bezier(.34,1.45,.5,1);
  --maxw:1240px;
  --fs:'Geist',-apple-system,BlinkMacSystemFont,system-ui,sans-serif;
  --fm:'JetBrains Mono','Geist Mono',ui-monospace,monospace;
}
*{box-sizing:border-box;margin:0;padding:0}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{font-family:var(--fs);background:var(--bg);color:var(--text);line-height:1.5;letter-spacing:-.012em;-webkit-font-smoothing:antialiased;overflow-x:hidden}
a{color:inherit;text-decoration:none}
button{font-family:inherit;cursor:pointer;border:none;background:none;color:inherit}
img{display:block;max-width:100%}
::selection{background:rgba(124,58,237,.4);color:#fff}
.wrap{max-width:var(--maxw);margin:0 auto;padding:0 32px}
.wrap-sm{max-width:840px;margin:0 auto;padding:0 32px}
h1,h2,h3{font-weight:600;line-height:1.05;letter-spacing:-.04em}

/* ── BG FX ── */
.fx{position:fixed;inset:0;z-index:-2;pointer-events:none;overflow:hidden}
.fx b{position:absolute;border-radius:50%;filter:blur(110px);mix-blend-mode:screen}
.fx b:nth-child(1){width:680px;height:680px;background:radial-gradient(circle,#7C3AED,transparent 70%);top:-200px;left:-140px;opacity:.45;animation:drift 26s var(--ease) infinite alternate}
.fx b:nth-child(2){width:560px;height:560px;background:radial-gradient(circle,#5EE7FF,transparent 70%);top:-40px;right:-160px;opacity:.36;animation:drift 30s var(--ease) infinite alternate-reverse}
.fx b:nth-child(3){width:520px;height:520px;background:radial-gradient(circle,#FF71F5,transparent 70%);top:60vh;left:45%;opacity:.24;animation:drift 34s var(--ease) infinite alternate}
@keyframes drift{to{transform:translate(60px,80px) scale(1.18)}}
.grid-fx{position:fixed;inset:0;z-index:-2;pointer-events:none;background-image:linear-gradient(rgba(255,255,255,.02) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.02) 1px,transparent 1px);background-size:60px 60px;mask-image:radial-gradient(ellipse 90% 55% at 50% 0%,#000 25%,transparent 72%)}
.noise{position:fixed;inset:0;z-index:-1;opacity:.02;pointer-events:none;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='150' height='150'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.7' numOctaves='2'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E")}

/* ── BUTTONS ── */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;font-weight:560;font-size:14.5px;padding:12px 24px;border-radius:11px;border:1px solid transparent;transition:transform .2s var(--spring),box-shadow .25s,background .2s,border-color .2s}
.btn:active{transform:scale(.97)}
.btn-grad{background:linear-gradient(100deg,#3FC8EE,#7C3AED 50%,#E24DDF);color:#08080c;font-weight:660;border:none;box-shadow:0 8px 30px rgba(124,58,237,.35)}
.btn-grad:hover{box-shadow:0 14px 44px rgba(124,58,237,.55);transform:translateY(-2px)}
.btn-ghost{background:rgba(255,255,255,.035);color:var(--text);border-color:var(--line-2)}
.btn-ghost:hover{background:rgba(255,255,255,.08);border-color:rgba(255,255,255,.22)}
.btn-lg{padding:15px 32px;font-size:15.5px;border-radius:13px}

/* ── NAV ── */
header{position:fixed;top:0;left:0;right:0;z-index:100;transition:background .35s,backdrop-filter .35s,border-color .35s;border-bottom:1px solid transparent}
header.scrolled{background:rgba(7,7,10,.7);backdrop-filter:blur(20px) saturate(160%);border-color:var(--line)}
.nav{display:flex;align-items:center;justify-content:space-between;height:72px}
.brand img{height:27px;display:block}
.nav-links{display:flex;gap:30px}
.nav-links a{font-size:14px;color:var(--muted);font-weight:500;transition:color .18s}
.nav-links a:hover,.nav-links a.active{color:var(--text)}
.nav-cta{display:flex;gap:12px;align-items:center}
.ham{display:none;width:42px;height:42px;border-radius:11px;border:1px solid var(--line-2);align-items:center;justify-content:center}
.ham span,.ham span::before,.ham span::after{content:'';display:block;width:17px;height:1.7px;background:var(--text);position:relative}
.ham span::before{position:absolute;top:-5px}.ham span::after{position:absolute;top:5px}

/* ── PAGE HERO ── */
.phero{position:relative;padding:170px 0 70px;text-align:center}
.phero.left{text-align:left}
.phero .eyebrow{margin-bottom:20px}
.phero h1{font-size:clamp(40px,6.5vw,78px);font-weight:640;letter-spacing:-.045em;line-height:1.04;max-width:18ch;margin:0 auto}
.phero.left h1{margin:0}
.phero .grad{background:var(--grad);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent;padding-bottom:.1em}
.phero p{font-size:clamp(16px,2vw,20px);color:var(--muted);max-width:60ch;margin:26px auto 0;line-height:1.6}
.phero.left p{margin-left:0}
.phero .hero-cta{display:flex;gap:14px;justify-content:center;margin-top:36px;flex-wrap:wrap}
.phero.left .hero-cta{justify-content:flex-start}
.reveal-now{opacity:0;transform:translateY(22px);animation:fadeUp .8s var(--ease) forwards}
@keyframes fadeUp{to{opacity:1;transform:none}}

/* ── SECTION / HEADS ── */
section{padding:90px 0}
.eyebrow{display:inline-block;font-family:var(--fm);font-size:13px;color:var(--violet-3);letter-spacing:.06em;text-transform:uppercase;margin-bottom:18px}
.s-title{font-size:clamp(28px,4.4vw,48px);font-weight:620;letter-spacing:-.04em}
.s-lead{font-size:18px;color:var(--muted);margin-top:18px;line-height:1.6;max-width:62ch}
.s-head{max-width:760px;margin-bottom:52px}
.s-head.center{margin-left:auto;margin-right:auto;text-align:center}
.s-head.center .s-lead{margin-left:auto;margin-right:auto}

/* ── REVEAL ── */
.reveal{opacity:0;transform:translateY(40px);transition:opacity .8s var(--ease),transform .8s var(--ease)}
.reveal.in{opacity:1;transform:none}
.stagger>*{opacity:0;transform:translateY(30px);transition:opacity .7s var(--ease),transform .7s var(--ease)}
.stagger.in>*{opacity:1;transform:none}
.stagger.in>*:nth-child(2){transition-delay:.08s}.stagger.in>*:nth-child(3){transition-delay:.16s}
.stagger.in>*:nth-child(4){transition-delay:.24s}.stagger.in>*:nth-child(5){transition-delay:.32s}
.stagger.in>*:nth-child(6){transition-delay:.4s}.stagger.in>*:nth-child(7){transition-delay:.48s}
.stagger.in>*:nth-child(8){transition-delay:.56s}.stagger.in>*:nth-child(9){transition-delay:.64s}

/* ── CARDS / GRIDS ── */
.grid-2{display:grid;grid-template-columns:repeat(2,1fr);gap:18px}
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.grid-4{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
.card{background:var(--e0);border:1px solid var(--line);border-radius:var(--r-lg);padding:28px;transition:transform .28s var(--ease),border-color .28s}
.card:hover{transform:translateY(-5px);border-color:var(--line-2)}
.card .ico{width:44px;height:44px;border-radius:12px;display:flex;align-items:center;justify-content:center;margin-bottom:18px;background:rgba(124,58,237,.1);border:1px solid rgba(124,58,237,.2);color:var(--violet-3)}
.card .ico svg{width:21px;height:21px}
.card h3{font-size:19px;font-weight:600;margin-bottom:8px}
.card p{font-size:14.5px;color:var(--muted);line-height:1.6}
.card .num{font-family:var(--fm);font-size:13px;color:var(--violet-3);margin-bottom:12px}
.chips{display:flex;flex-wrap:wrap;gap:7px;margin-top:18px}
.chip{font-family:var(--fm);font-size:11px;color:var(--muted);background:rgba(255,255,255,.04);border:1px solid var(--line);padding:4px 9px;border-radius:6px}

/* ── BIG NUMBER STATS ── */
.metrics{display:grid;grid-template-columns:repeat(3,1fr);gap:1px;background:var(--line);border:1px solid var(--line);border-radius:var(--r-lg);overflow:hidden}
.metric{background:var(--bg);padding:34px 26px;text-align:center}
.metric .n{font-size:clamp(34px,4vw,48px);font-weight:700;letter-spacing:-.04em;background:var(--grad);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent;line-height:1}
.metric .l{font-size:13.5px;color:var(--muted);margin-top:10px;line-height:1.45}

/* ── FEATURE ROW (split) ── */
.split{display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:center}
.split.r .split-media{order:2}

/* ── COMPARISON TABLE ── */
.cmp{border:1px solid var(--line-2);border-radius:var(--r-lg);overflow:hidden;background:var(--e0)}
.cmp-row{display:grid;grid-template-columns:1.7fr 1fr 1fr 1.2fr;align-items:center}
.cmp-row+.cmp-row{border-top:1px solid var(--line)}
.cmp-row>div{padding:17px 22px;font-size:14px}
.cmp-head>div{font-weight:600;font-size:14px;color:var(--muted);text-transform:uppercase;letter-spacing:.05em;font-family:var(--fm)}
.cmp-row .feat{color:var(--text);font-weight:500}
.cmp .col{font-family:var(--fm);font-size:13.5px}
.cmp .col .mk{font-weight:700;margin-right:7px}
.cmp .no{color:var(--muted-2)}.cmp .no .mk{color:var(--muted-2)}
.cmp .meh{color:var(--high)}.cmp .meh .mk{color:var(--high)}
.cmp .ok-dim{color:var(--muted)}.cmp .ok-dim .mk{color:var(--muted)}
.cmp .helix-col{background:linear-gradient(180deg,rgba(124,58,237,.17),rgba(124,58,237,.07));color:#fff;font-weight:560;font-family:var(--fm);font-size:13.5px;box-shadow:inset 1px 0 0 rgba(124,58,237,.4),inset -1px 0 0 rgba(124,58,237,.4)}
.cmp-head .helix-col{box-shadow:inset 1px 0 0 rgba(124,58,237,.45),inset -1px 0 0 rgba(124,58,237,.45),inset 0 2px 0 var(--violet);color:#fff;font-weight:700}
.cmp-row:last-child .helix-col{box-shadow:inset 1px 0 0 rgba(124,58,237,.4),inset -1px 0 0 rgba(124,58,237,.4),inset 0 -1px 0 rgba(124,58,237,.45)}
.cmp .helix-col .mk{color:var(--ok);font-weight:700;margin-right:7px}

/* ── PROSE (legal / articles) ── */
.prose{max-width:760px;margin:0 auto;font-size:16px;color:var(--muted);line-height:1.75}
.prose h2{font-size:24px;color:var(--text);font-weight:620;margin:44px 0 14px;letter-spacing:-.02em}
.prose h3{font-size:18px;color:var(--text);font-weight:600;margin:28px 0 10px}
.prose p{margin-bottom:16px}
.prose ul{margin:0 0 18px 0;padding-left:0;list-style:none}
.prose ul li{position:relative;padding-left:24px;margin-bottom:10px}
.prose ul li::before{content:'';position:absolute;left:6px;top:10px;width:6px;height:6px;border-radius:50%;background:var(--violet-3)}
.prose strong{color:var(--text);font-weight:600}
.prose a{color:var(--violet-3);border-bottom:1px solid rgba(167,139,250,.3)}
.prose .updated{font-family:var(--fm);font-size:12.5px;color:var(--muted-2);margin-bottom:8px}
.callout{border:1px solid var(--line-2);background:rgba(124,58,237,.06);border-radius:var(--r);padding:18px 20px;font-size:14px;color:var(--muted);margin:24px 0}
.callout strong{color:var(--text)}

/* ── TOC (sticky side nav for legal) ── */
.doc{display:grid;grid-template-columns:230px 1fr;gap:48px;align-items:start}
.toc{position:sticky;top:100px;font-family:var(--fm);font-size:13px;display:flex;flex-direction:column;gap:9px}
.toc a{color:var(--muted-2);transition:color .18s}
.toc a:hover{color:var(--text)}

/* ── STATUS ── */
.status-banner{display:flex;align-items:center;gap:14px;border:1px solid rgba(67,216,154,.35);background:rgba(67,216,154,.07);border-radius:var(--r-lg);padding:22px 26px}
.status-banner .pulse{width:12px;height:12px;border-radius:50%;background:var(--ok);box-shadow:0 0 0 0 rgba(67,216,154,.6);animation:spulse 2s infinite}
@keyframes spulse{0%{box-shadow:0 0 0 0 rgba(67,216,154,.5)}70%{box-shadow:0 0 0 10px rgba(67,216,154,0)}100%{box-shadow:0 0 0 0 rgba(67,216,154,0)}}
.status-banner b{font-size:17px}
.status-list{border:1px solid var(--line-2);border-radius:var(--r-lg);overflow:hidden;background:var(--e0)}
.status-item{display:flex;align-items:center;justify-content:space-between;padding:18px 24px;font-size:14.5px}
.status-item+.status-item{border-top:1px solid var(--line)}
.status-item .ok{color:var(--ok);font-family:var(--fm);font-size:13px;display:flex;align-items:center;gap:8px}
.status-item .ok .d{width:8px;height:8px;border-radius:50%;background:var(--ok)}
.status-bars{display:flex;gap:2px;margin-top:6px}
.status-bars i{width:5px;height:22px;border-radius:2px;background:var(--ok);opacity:.85}
.status-bars i.dim{background:var(--line-2)}

/* ── POSTS (blog) ── */
.post{display:block;background:var(--e0);border:1px solid var(--line);border-radius:var(--r-lg);padding:28px;transition:transform .28s var(--ease),border-color .28s}
.post:hover{transform:translateY(-5px);border-color:var(--line-2)}
.post .tag{font-family:var(--fm);font-size:11px;color:var(--violet-3);letter-spacing:.04em;text-transform:uppercase}
.post h3{font-size:20px;font-weight:600;margin:12px 0 10px;line-height:1.25}
.post p{font-size:14.5px;color:var(--muted);line-height:1.6}
.post .meta{font-family:var(--fm);font-size:12px;color:var(--muted-2);margin-top:16px}

/* ── ROLES (careers) ── */
.role{display:flex;align-items:center;justify-content:space-between;gap:20px;background:var(--e0);border:1px solid var(--line);border-radius:var(--r);padding:22px 26px;transition:border-color .25s,transform .25s}
.role:hover{border-color:var(--line-2);transform:translateX(4px)}
.role h3{font-size:17px;font-weight:600}
.role .m{font-size:13px;color:var(--muted-2);font-family:var(--fm);margin-top:4px}
.role .arrow{color:var(--violet-3);flex-shrink:0}

/* ── FAQ ── */
.faq{max-width:820px;margin:0 auto}
.faq details{border-bottom:1px solid var(--line)}
.faq summary{list-style:none;cursor:pointer;padding:22px 0;font-size:17px;font-weight:540;display:flex;justify-content:space-between;gap:20px;align-items:center}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:'+';font-size:23px;color:var(--violet-3);font-weight:300;transition:transform .25s;flex-shrink:0}
.faq details[open] summary::after{transform:rotate(45deg)}
.faq-body{padding:0 0 22px;color:var(--muted);font-size:15px;line-height:1.7;max-width:66ch}

/* ── FRAME (screenshots) ── */
.frame{border-radius:var(--r-lg);border:1px solid var(--line-2);overflow:hidden;background:var(--e1);box-shadow:0 40px 90px rgba(0,0,0,.5),var(--edge)}
.frame-bar{display:flex;gap:7px;padding:13px 16px;border-bottom:1px solid var(--line);background:rgba(255,255,255,.015)}
.frame-bar i{width:11px;height:11px;border-radius:50%;background:#26262e}
.frame img{width:100%;height:auto;display:block}

/* ── CTA BAND ── */
.cta{position:relative;text-align:center;border-radius:var(--r-xl);border:1px solid var(--line-2);background:radial-gradient(ellipse 80% 130% at 50% 0%,rgba(124,58,237,.2),transparent 60%),var(--e0);padding:70px 40px;overflow:hidden}
.cta h2{font-size:clamp(30px,4.4vw,52px);font-weight:640;letter-spacing:-.04em;max-width:18ch;margin:0 auto}
.cta p{color:var(--muted);font-size:17px;margin-top:18px}
.cta .hero-cta{display:flex;gap:14px;justify-content:center;margin-top:30px;flex-wrap:wrap}

/* ── LANG SWITCH ── */
.lang-sw{display:inline-flex;border:1px solid var(--line-2);border-radius:9px;overflow:hidden}
.lang-sw button{font-family:var(--fm);font-size:12px;padding:7px 9px;color:var(--muted-2);transition:color .15s,background .15s}
.lang-sw button:hover{color:var(--text)}
.lang-sw button.on{background:rgba(124,58,237,.2);color:#fff}

/* ── FOOTER ── */
footer{border-top:1px solid var(--line);padding:72px 0 44px;margin-top:40px}
.foot-grid{display:grid;grid-template-columns:1.7fr 1fr 1fr 1fr;gap:44px}
.foot-brand img{height:25px;margin-bottom:18px}
.foot-brand p{font-size:14px;color:var(--muted);max-width:32ch;line-height:1.6}
.foot-col h5{font-size:13px;font-weight:600;margin-bottom:18px}
.foot-col a{display:block;font-size:14px;color:var(--muted);margin-bottom:12px;transition:color .18s}
.foot-col a:hover{color:var(--text)}
.foot-bot{display:flex;justify-content:space-between;align-items:center;margin-top:54px;padding-top:30px;border-top:1px solid var(--line);font-size:13px;color:var(--muted-2);flex-wrap:wrap;gap:16px}
.socials{display:flex;gap:10px}
.socials a{width:36px;height:36px;border-radius:10px;border:1px solid var(--line-2);display:flex;align-items:center;justify-content:center;font-size:13px;color:var(--muted);transition:all .18s}
.socials a:hover{color:var(--text);border-color:rgba(255,255,255,.25)}

/* ── RESPONSIVE ── */
@media(max-width:940px){
  .grid-3,.grid-4,.split,.doc{grid-template-columns:1fr}
  .metrics{grid-template-columns:1fr}
  .split.r .split-media{order:0}
  .toc{position:static;flex-direction:row;flex-wrap:wrap;gap:14px;margin-bottom:24px}
  .cmp-row{grid-template-columns:1.4fr .8fr .8fr .9fr}
  .cmp-row>div{padding:13px 11px;font-size:12px}
  .foot-grid{grid-template-columns:1fr 1fr}
  .nav-links,.nav-cta .btn-ghost{display:none}
  .ham{display:flex}
  .phero{padding:130px 0 50px}
}
@media(max-width:560px){
  section{padding:64px 0}
  .grid-2{grid-template-columns:1fr}
  .cta{padding:44px 24px}
  .role{flex-direction:column;align-items:flex-start;gap:10px}
}
@media(prefers-reduced-motion:reduce){
  *{animation-duration:.01ms!important;transition-duration:.01ms!important}
  .reveal,.stagger>*,.reveal-now{opacity:1!important;transform:none!important}
}