:root{--bg:#fff;--bg2:#F3F7FF;--tx:#0B1B3A;--mu:#566887;--ln:#D9E3F6;--ac:#1F5BFF;--acf:#fff;--glass:rgba(255,255,255,.72);--ok:#0E9F6E;--er:#D92D4A;--wn:#B7791F;--code:#071024;--ct:#DCE7FF;--cm:#8FA6D9;
--d:"Bricolage Grotesque","Avenir Next","Segoe UI",system-ui,sans-serif;--b:"Figtree","Avenir Next","Segoe UI",system-ui,sans-serif;--m:"JetBrains Mono",ui-monospace,Menlo,Consolas,monospace;
box-sizing:border-box;padding-top:env(safe-area-inset-top,0px);padding-bottom:env(safe-area-inset-bottom,0px)}
@media (prefers-color-scheme:dark){:root:not([data-theme="light"]){--bg:#060D1F;--bg2:#0A1630;--tx:#EAF0FF;--mu:#97A8CB;--ln:#1B2B4F;--ac:#6E9BFF;--acf:#061031;--glass:rgba(10,22,48,.7);--ok:#3DDC97;--er:#FF7A90;--wn:#F5C060;--code:#030813}}
:root[data-theme="dark"]{--bg:#060D1F;--bg2:#0A1630;--tx:#EAF0FF;--mu:#97A8CB;--ln:#1B2B4F;--ac:#6E9BFF;--acf:#061031;--glass:rgba(10,22,48,.7);--ok:#3DDC97;--er:#FF7A90;--wn:#F5C060;--code:#030813}
html{scroll-behavior:smooth;scroll-padding-top:80px}
*{box-sizing:border-box}
body{margin:0;background:var(--bg);color:var(--tx);font:400 16px/1.6 var(--b);-webkit-font-smoothing:antialiased}
a{color:inherit}
:focus-visible{outline:3px solid var(--ac);outline-offset:3px;border-radius:6px}
.skip{position:absolute;left:-999px;top:8px;background:var(--ac);color:var(--acf);padding:10px 16px;border-radius:99px;z-index:50}.skip:focus{left:12px}
.wrap{max-width:1240px;margin:0 auto;padding:0 24px}
nav.top{position:fixed;top:0;left:0;right:0;z-index:20;padding-top:env(safe-area-inset-top,0px);background:var(--glass);backdrop-filter:blur(18px) saturate(1.4);-webkit-backdrop-filter:blur(18px) saturate(1.4);border-bottom:1px solid var(--ln)}
nav.top .wrap{display:flex;align-items:center;gap:28px;height:60px}
.logo{font:700 20px var(--d);letter-spacing:-.02em;text-decoration:none;display:flex;gap:10px;align-items:center}
.logo i{width:22px;height:22px;border-radius:7px;background:conic-gradient(from 210deg,#1F5BFF,#8CC1FF,#fff,#1F5BFF);box-shadow:0 0 18px rgba(31,91,255,.55)}
nav.top ul{display:flex;gap:4px;list-style:none;margin:0 0 0 auto;padding:0}
nav.top li a{padding:8px 14px;border-radius:99px;text-decoration:none;font-size:15px;color:var(--mu);font-weight:500}
nav.top li a:hover,nav.top li a[aria-current]{color:var(--tx);background:var(--bg2)}
.tb{border:1px solid var(--ln);background:transparent;color:var(--tx);border-radius:99px;padding:7px 14px;font:500 14px var(--b);cursor:pointer}
.hero{position:relative;min-height:62svh;color:#fff;background:#06143a;display:flex;align-items:flex-end;overflow:hidden}
#gl{position:absolute;inset:0;width:100%;height:100%;display:block}
.hero:after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(6,20,58,.1) 30%,rgba(6,20,58,.88));pointer-events:none}
.hero .wrap{position:relative;z-index:2;padding-top:120px;padding-bottom:44px;width:100%}
h1{font:700 clamp(38px,6.4vw,76px)/1 var(--d);letter-spacing:-.035em;margin:0 0 18px;max-width:16ch;text-wrap:balance}
.lead{font-size:clamp(17px,2vw,20px);max-width:56ch;color:#CFDDFB;margin:0 0 22px}
.sim{display:inline-flex;gap:10px;align-items:center;border-radius:99px;padding:8px 18px 8px 14px;background:rgba(255,255,255,.14);border:1px solid rgba(255,255,255,.35);backdrop-filter:blur(18px);-webkit-backdrop-filter:blur(18px);font-weight:600;font-size:15px}
.sim:before{content:"";width:10px;height:10px;border-radius:50%;background:#FFC857;box-shadow:0 0 12px #FFC857}
.studio{display:grid;grid-template-columns:200px minmax(0,1fr) minmax(0,1.05fr);gap:20px;padding-top:36px;padding-bottom:36px}
.rail{display:flex;flex-direction:column;gap:6px;align-self:start;position:sticky;top:80px}
.rail button{text-align:left;border:1px solid transparent;background:none;color:var(--mu);border-radius:16px;padding:12px 16px;font:600 16px var(--d);cursor:pointer;transition:background .2s,color .2s}
.rail small{display:block;font:400 13px var(--b);margin-top:2px}
.rail button:hover{background:var(--bg2);color:var(--tx)}
.rail button[aria-selected=true]{background:var(--bg2);color:var(--tx);border-color:var(--ac);box-shadow:0 0 0 3px color-mix(in srgb,var(--ac) 18%,transparent)}
.rail .lv{margin-top:14px;border:1px dashed var(--ln);border-radius:16px;padding:12px 16px;font-size:14px;color:var(--mu)}
.rail .lv b{display:block;color:var(--tx)}
.ctl,.rsp{border:1px solid var(--ln);border-radius:24px;min-width:0}
.ctl{padding:24px;background:var(--bg)}
.ctl h2{font:700 24px/1.1 var(--d);letter-spacing:-.02em;margin:0 0 6px}
.ctl>p{margin:0 0 20px;color:var(--mu);font-size:15px}
label{display:block;font:600 14px var(--b);margin:0 0 6px}
select,textarea,input[type=text],input[type=range]{width:100%}
select,textarea,input[type=text]{background:var(--bg2);color:var(--tx);border:1px solid var(--ln);border-radius:12px;padding:10px 12px;font:400 14px var(--m);margin-bottom:14px}
textarea{min-height:130px;resize:vertical;line-height:1.55}
.btn{display:inline-flex;align-items:center;padding:11px 20px;border-radius:99px;font:600 15px var(--b);border:0;cursor:pointer;background:var(--ac);color:var(--acf);transition:transform .2s}
.btn:active{transform:scale(.97)}.btn.o{background:none;color:var(--tx);border:1px solid var(--ln)}
.btns{display:flex;gap:10px;flex-wrap:wrap;margin-bottom:18px}
.chk{display:flex;gap:10px;align-items:center;margin:0 0 10px;font-weight:500}.chk input{width:20px;height:20px;accent-color:var(--ac)}
.hist,.log{list-style:none;margin:0;padding:0;border-top:1px solid var(--ln)}
.hist button,.log li{display:flex;gap:10px;width:100%;text-align:left;padding:10px 4px;border:0;border-bottom:1px solid var(--ln);background:none;color:var(--tx);font:400 14px var(--m);cursor:pointer}
.log li{cursor:default;flex-wrap:wrap;align-items:center}
.stp{list-style:none;margin:0 0 16px;padding:0;counter-reset:s}
.stp li{display:flex;gap:12px;padding:8px 0;color:var(--mu);font-size:15px}
.stp li:before{counter-increment:s;content:counter(s);flex:none;width:26px;height:26px;border-radius:50%;border:2px solid var(--ln);display:grid;place-items:center;font:700 13px var(--d)}
.stp li.on{color:var(--tx);font-weight:600}.stp li.on:before{border-color:var(--ac);color:var(--ac)}
.stp li.dn:before{content:"✓";background:var(--ok);border-color:var(--ok);color:var(--bg)}
.tk{font:400 13px/1.7 var(--m);word-break:break-all;margin-bottom:16px}
.tk .h{color:#E4478B}.tk .p{color:#6E9BFF}.tk .s{color:#3DDC97}
.trk{position:relative;height:14px;border-radius:9px;background:linear-gradient(90deg,var(--ok) 0 66%,var(--wn) 66% 100%);margin:12px 0 6px}
.trk i{position:absolute;top:-5px;width:6px;height:24px;border-radius:4px;background:var(--tx);transition:left .15s}
.tl{display:flex;justify-content:space-between;font-size:13px;color:var(--mu);margin-bottom:14px}
.rsp{background:var(--code);color:var(--ct);display:flex;flex-direction:column;overflow:hidden;min-height:480px}
.rh{display:flex;flex-wrap:wrap;gap:10px;align-items:center;padding:14px 18px;border-bottom:1px solid rgba(255,255,255,.1);font:500 13px var(--m);color:var(--cm)}
.tag{border-radius:99px;padding:3px 10px;border:1px solid #FFC857;color:#FFC857;font:600 12px var(--b)}
.sc{font-weight:600}.sc.ok{color:#3DDC97}.sc.er{color:#FF7A90}
.rt{display:flex;gap:4px;padding:10px 14px 0}
.rt button{border:0;background:none;color:var(--cm);padding:6px 12px;border-radius:99px;font:500 13px var(--b);cursor:pointer}
.rt button[aria-selected=true]{background:rgba(255,255,255,.12);color:#fff}
.rsp pre{margin:0;padding:16px 20px 24px;white-space:pre-wrap;word-break:break-word;font:400 14px/1.7 var(--m);flex:1;overflow:auto}
.ft{display:flex;flex-wrap:wrap;gap:6px 24px;padding:14px 24px 60px;color:var(--mu);font-size:14px}
footer{padding:30px 0 50px;color:var(--mu);font-size:15px;border-top:1px solid var(--ln);background:var(--bg2)}
@media(max-width:1060px){.studio{grid-template-columns:1fr}.rail{position:static;flex-direction:row;overflow-x:auto}.rail button{flex:none}.rail .lv{display:none}}
@media(max-width:860px){nav.top ul li:not(:last-child){display:none}nav.top .wrap{gap:12px}.hero{min-height:auto}}
@media(prefers-reduced-motion:reduce){*{transition:none!important;scroll-behavior:auto!important}}