:root{
  --bg:#0a0a0c;--bg-2:#101013;--bg-3:#16161d;--bg-4:#1c1c26;
  --ink:#f4f4ef;--ink-2:#a4a4a0;--ink-3:#5a5a58;
  --line:rgba(244,244,239,.07);--line-2:rgba(244,244,239,.14);
  --acid:#e8ff00;--acid-deep:#c4d600;--warm:#ff6a3d;--grid:rgba(255,255,255,.035);
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
html,body{background:var(--bg);color:var(--ink);font-family:"Manrope",system-ui,sans-serif;-webkit-font-smoothing:antialiased;overflow-x:hidden;font-size:16px;line-height:1.65}
a{color:inherit;text-decoration:none}
button{font:inherit;color:inherit;background:none;border:0;cursor:pointer}
img{display:block;max-width:100%}

/* cursor */
.cursor{position:fixed;left:0;top:0;width:14px;height:14px;border-radius:50%;background:var(--acid);pointer-events:none;z-index:9999;transform:translate(-50%,-50%);mix-blend-mode:difference;transition:width .25s cubic-bezier(.2,.7,.2,1),height .25s cubic-bezier(.2,.7,.2,1)}
.cursor.lg{width:54px;height:54px}
.cursor.dot{width:4px;height:4px;background:var(--ink);transition:transform .05s linear}
@media (hover:none),(max-width:760px){.cursor,.cursor.dot{display:none}}

/* topbar */
.top{position:fixed;inset:0 0 auto 0;z-index:80;display:flex;align-items:center;justify-content:space-between;padding:14px 28px;backdrop-filter:blur(14px);background:linear-gradient(to bottom,rgba(10,10,12,.78),rgba(10,10,12,0));border-bottom:1px solid transparent;transition:border-color .3s,background .3s}
.top.scrolled{background:rgba(10,10,12,.92);border-bottom-color:var(--line)}
.brand{display:flex;align-items:center;gap:10px;font-family:"Unbounded";font-weight:800;letter-spacing:.02em;font-size:15px;white-space:nowrap}
.brand .mark{width:26px;height:26px;position:relative;flex:0 0 26px}
.brand .mark::before{content:"Р";position:absolute;inset:0;font-family:"Unbounded";font-weight:900;font-size:26px;line-height:25px;color:var(--acid);letter-spacing:-.04em;animation:markrise 4s ease-in-out infinite}
.brand .mark::after{content:"";position:absolute;top:1px;right:0;width:7px;height:7px;border-radius:50%;background:var(--acid);animation:markdot 4s ease-in-out infinite}
@keyframes markrise{0%,100%{transform:translateY(0)}50%{transform:translateY(-2px)}}
@keyframes markdot{0%,100%{transform:scale(1);opacity:1}50%{transform:scale(.4);opacity:.5}}
.brand small{font-family:"JetBrains Mono";font-weight:500;font-size:10px;background:var(--acid);color:var(--bg);text-transform:uppercase;letter-spacing:.12em;padding:3px 7px;border-radius:3px}
.top .menu{display:flex;gap:4px;font-size:12px;font-weight:600;letter-spacing:.04em;text-transform:uppercase;list-style:none}
.top .menu>li{position:relative}
.top .menu a{padding:10px 14px;border-radius:999px;color:var(--ink-2);transition:color .25s;display:inline-flex;align-items:center;gap:6px}
.top .menu a:hover,.top .menu a.active{color:var(--ink)}
.top .menu a.acid{color:var(--acid)}
.dd-arrow{font-size:9px;transition:transform .2s}
.dd:hover .dd-arrow{transform:rotate(180deg)}
.dd-menu{position:absolute;top:100%;left:50%;transform:translateX(-50%) translateY(6px);background:rgba(17,17,22,.97);backdrop-filter:blur(20px);border:1px solid var(--line-2);padding:10px 0;min-width:240px;opacity:0;visibility:hidden;transition:all .25s cubic-bezier(.2,.8,.2,1);z-index:300;box-shadow:0 16px 48px rgba(0,0,0,.5);list-style:none}
.dd:hover .dd-menu{opacity:1;visibility:visible;transform:translateX(-50%) translateY(0)}
.dd-menu a{display:block;padding:10px 22px;font-size:12px;font-weight:500;text-transform:none;letter-spacing:0;border-radius:0;color:var(--ink-2)}
.dd-menu a:hover{color:var(--acid);background:rgba(232,255,0,.04);padding-left:26px}
.dd::after{content:"";position:absolute;top:100%;left:0;right:0;height:18px}
.top .cta{display:flex;align-items:center;gap:14px}
.status{font-family:"JetBrains Mono";font-size:10px;color:var(--ink-2);text-transform:uppercase;letter-spacing:.16em;display:flex;align-items:center;gap:7px}
.status .dot{width:7px;height:7px;border-radius:50%;background:#34d058;box-shadow:0 0 0 0 rgba(52,208,88,.6);animation:ping 1.8s ease-out infinite}
@keyframes ping{0%{box-shadow:0 0 0 0 rgba(52,208,88,.6)}100%{box-shadow:0 0 0 12px rgba(52,208,88,0)}}
.btn-primary{font-family:"Unbounded";font-weight:700;font-size:11px;letter-spacing:.04em;text-transform:uppercase;background:var(--acid);color:var(--bg);padding:13px 20px;border-radius:999px;display:inline-flex;align-items:center;gap:8px;transition:transform .3s cubic-bezier(.2,.7,.2,1),background .3s}
.btn-primary:hover{background:#fff;transform:translateY(-2px)}
.btn-primary .arr{width:9px;height:9px;border-top:2px solid currentColor;border-right:2px solid currentColor;transform:rotate(45deg)}
.hamburger{display:none;flex-direction:column;gap:5px;padding:6px;width:38px;align-items:center;justify-content:center}
.hamburger span{display:block;width:22px;height:1.5px;background:var(--ink);transition:all .3s}
.hamburger.open span:nth-child(1){transform:translateY(6.5px) rotate(45deg)}
.hamburger.open span:nth-child(2){opacity:0}
.hamburger.open span:nth-child(3){transform:translateY(-6.5px) rotate(-45deg)}
.mmenu{display:none;position:fixed;top:62px;left:0;right:0;bottom:0;z-index:79;background:var(--bg-2);padding:20px 28px;flex-direction:column;overflow-y:auto;border-top:1px solid var(--line)}
.mmenu.open{display:flex}
.mmenu a{display:block;padding:14px 0;border-bottom:1px solid var(--line);font-family:"Unbounded";font-size:22px;font-weight:600;letter-spacing:-.01em}
.mmenu a:hover{color:var(--acid)}
.mmenu .m-cta{margin-top:18px;background:var(--acid);color:var(--bg);padding:14px 22px;text-align:center;font-size:13px;text-transform:uppercase;letter-spacing:.04em;border-radius:999px;border-bottom:0}
.arr{width:9px;height:9px;border-top:2px solid currentColor;border-right:2px solid currentColor;transform:rotate(45deg);display:inline-block}

/* hero */
.bhero{position:relative;padding:150px 28px 50px;overflow:hidden;isolation:isolate;text-align:center}
.bhero::before{content:"";position:absolute;inset:0;background-image:linear-gradient(var(--grid) 1px,transparent 1px),linear-gradient(90deg,var(--grid) 1px,transparent 1px);background-size:64px 64px;mask-image:radial-gradient(ellipse 80% 80% at 50% 30%,#000 30%,transparent 80%);-webkit-mask-image:radial-gradient(ellipse 80% 80% at 50% 30%,#000 30%,transparent 80%);z-index:-2}
.blob{position:absolute;width:480px;height:480px;border-radius:50%;filter:blur(80px);opacity:.45;z-index:-1;pointer-events:none}
.blob.a{background:radial-gradient(circle,#e8ff00,transparent 70%);top:-12%;left:50%;transform:translateX(-50%);animation:blobA 16s ease-in-out infinite}
.blob.b{background:radial-gradient(circle,#ff6a3d,transparent 70%);top:30%;left:8%;opacity:.25;animation:blobB 20s ease-in-out infinite}
@keyframes blobA{0%,100%{transform:translateX(-50%) translateY(0)}50%{transform:translateX(-50%) translateY(40px)}}
@keyframes blobB{0%,100%{transform:translate(0,0)}50%{transform:translate(120px,-60px)}}
.crumb{display:inline-flex;align-items:center;gap:8px;font-family:"JetBrains Mono";font-size:11px;color:var(--ink-3);margin-bottom:22px;letter-spacing:.1em}
.crumb a{color:var(--ink-3);transition:color .25s}.crumb a:hover{color:var(--ink)}
.crumb b{color:var(--acid);font-weight:500}
.bhero h1{font-family:"Unbounded";font-weight:800;font-size:clamp(40px,7vw,86px);line-height:.92;letter-spacing:-.03em;margin-bottom:18px}
.bhero h1 em{font-style:normal;color:var(--acid)}
.bhero p{font-size:16px;color:var(--ink-2);max-width:560px;margin:0 auto;line-height:1.6}

/* wrap */
.bwrap{max-width:780px;margin:0 auto;padding:0 28px 110px}

/* progress */
.bprog{display:flex;align-items:center;gap:14px;margin-bottom:30px}
.bprog .txt{font-family:"JetBrains Mono";font-size:11px;letter-spacing:.12em;text-transform:uppercase;color:var(--ink-2);white-space:nowrap}
.bprog .bar{flex:1;height:4px;background:var(--bg-3);border-radius:999px;position:relative;overflow:hidden}
.bprog .fill{position:absolute;left:0;top:0;bottom:0;background:var(--acid);width:0;border-radius:999px;transition:width .5s cubic-bezier(.2,.8,.2,1)}
.bprog .pct{font-family:"Unbounded";font-weight:800;font-size:22px;color:var(--acid);min-width:54px;text-align:right;letter-spacing:-.02em}

/* card / steps */
.bcard{background:var(--bg-2);border:1px solid var(--line);border-radius:20px;padding:48px 40px;position:relative;overflow:hidden}
.bcard::after{content:"";position:absolute;top:0;left:0;right:0;height:2px;background:linear-gradient(90deg,var(--acid),transparent)}
.bstep{display:none;animation:bfade .45s cubic-bezier(.2,.8,.2,1)}
.bstep.active{display:block}
@keyframes bfade{from{opacity:0;transform:translateY(14px)}to{opacity:1;transform:none}}
.bstep .num{font-family:"JetBrains Mono";font-size:12px;letter-spacing:.2em;color:var(--acid);display:block;margin-bottom:14px}
.bstep h2{font-family:"Unbounded";font-weight:700;font-size:clamp(24px,4vw,38px);line-height:1.02;letter-spacing:-.02em;margin-bottom:10px;text-wrap:balance}
.bstep h2 em{font-style:normal;color:var(--acid)}
.bstep .sub{font-size:14px;color:var(--ink-2);margin-bottom:28px;line-height:1.6}

/* inputs */
.bin,.bta{width:100%;padding:16px 18px;background:var(--bg-3);border:1px solid var(--line);color:var(--ink);font-family:inherit;font-size:15px;outline:none;transition:border-color .2s,background .2s;margin-bottom:12px;border-radius:12px}
.bta{min-height:110px;resize:vertical}
.bin::placeholder,.bta::placeholder{color:var(--ink-3)}
.bin:focus,.bta:focus{border-color:var(--acid);background:var(--bg)}
.bin.err{border-color:var(--warm);animation:shake .4s ease}
@keyframes shake{0%,100%{transform:translateX(0)}20%{transform:translateX(-6px)}40%{transform:translateX(6px)}60%{transform:translateX(-4px)}80%{transform:translateX(4px)}}

/* option grid */
.bopts{display:grid;grid-template-columns:repeat(auto-fit,minmax(190px,1fr));gap:10px;margin-bottom:8px}
.bopt{position:relative;cursor:pointer}
.bopt input{position:absolute;opacity:0;pointer-events:none}
.bopt .lbl{display:flex;align-items:center;gap:10px;padding:16px 18px;background:var(--bg-3);border:1px solid var(--line);border-radius:12px;font-size:14px;color:var(--ink);transition:border-color .2s,background .2s;line-height:1.35;height:100%}
.bopt .lbl .ico{font-size:18px;flex:0 0 auto}
.bopt input:checked+.lbl{border-color:var(--acid);background:rgba(232,255,0,.08);font-weight:600}
.bopt:hover .lbl{border-color:var(--line-2)}

/* nav */
.bnav{display:flex;gap:12px;justify-content:space-between;margin-top:32px;flex-wrap:wrap}
.bbtn{font-family:"Unbounded";font-weight:700;font-size:12px;letter-spacing:.04em;text-transform:uppercase;padding:16px 26px;border-radius:999px;display:inline-flex;align-items:center;gap:10px;transition:all .2s;cursor:pointer}
.bprev{background:transparent;color:var(--ink-2);border:1px solid var(--line-2)}
.bprev:hover{color:var(--ink);border-color:var(--ink)}
.bprev:disabled{opacity:.3;cursor:not-allowed}
.bnext,.bsubmit{background:var(--acid);color:var(--bg);margin-left:auto;position:relative;overflow:hidden}
.bnext:hover,.bsubmit:hover{transform:translateY(-2px)}
.bnext:disabled{opacity:.5;cursor:not-allowed}

/* dots */
.bdots{display:flex;gap:7px;justify-content:center;margin-top:26px;flex-wrap:wrap}
.bdot{width:8px;height:8px;border-radius:999px;background:var(--bg-3);border:1px solid var(--line);transition:all .3s;cursor:pointer;padding:0}
.bdot.active{background:var(--acid);width:26px;border-color:var(--acid)}
.bdot.done{background:var(--acid-deep);opacity:.5}

/* consent */
.bconsent{display:flex;gap:12px;margin:18px 0 4px;font-size:12px;color:var(--ink-2);line-height:1.5;align-items:flex-start}
.bconsent input{flex-shrink:0;width:18px;height:18px;margin-top:1px;accent-color:var(--acid);cursor:pointer}
.bconsent a{color:var(--acid);text-decoration:underline}
.bconsent.err{animation:shake .4s ease}

/* success */
.bok{display:none;text-align:center;padding:50px 20px;animation:bfade .5s}
.bok.show{display:block}
.bok .ic{width:84px;height:84px;border-radius:50%;background:var(--acid);color:var(--bg);display:grid;place-items:center;font-size:46px;margin:0 auto 26px;animation:pop .6s cubic-bezier(.2,.9,.3,1.4)}
@keyframes pop{0%{transform:scale(0)}60%{transform:scale(1.12)}100%{transform:scale(1)}}
.bok h2{font-family:"Unbounded";font-weight:800;font-size:clamp(30px,5vw,52px);letter-spacing:-.03em;margin-bottom:14px}
.bok h2 em{font-style:normal;color:var(--acid)}
.bok p{font-size:15px;color:var(--ink-2);max-width:480px;margin:0 auto 30px;line-height:1.65}

/* footer */
footer{padding:80px 28px 36px;border-top:1px solid var(--line);background:#08080a}
.foot-grid{max-width:1480px;margin:0 auto;display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:48px}
.foot-grid .brand{font-size:18px;margin-bottom:14px}
.foot-grid h5{font-family:"JetBrains Mono";font-size:10px;text-transform:uppercase;letter-spacing:.2em;color:var(--ink-3);margin-bottom:20px}
.foot-grid p{font-size:14px;color:var(--ink-2);line-height:1.6;max-width:300px}
.foot-grid ul{list-style:none;display:flex;flex-direction:column;gap:8px}
.foot-grid li{font-size:14px;color:var(--ink-2);line-height:1.5}
.foot-grid a{font-size:14px;color:var(--ink-2);transition:color .25s}
.foot-grid a:hover{color:var(--acid)}
.foot-socials{display:flex;gap:8px;margin-top:22px}
.foot-socials a{width:40px;height:40px;border:1px solid var(--line-2);border-radius:50%;display:grid;place-items:center;font-family:"JetBrains Mono";font-size:10px;font-weight:700;color:var(--ink-2);transition:all .25s}
.foot-socials a:hover{background:var(--acid);color:var(--bg);border-color:var(--acid)}
.arda-badge{display:inline-block;margin-top:24px;transition:transform .3s cubic-bezier(.2,.7,.2,1),opacity .25s;max-width:240px;opacity:.92}
.arda-badge:hover{transform:translateY(-3px);opacity:1}
.arda-badge img{width:100%;height:auto;display:block}
.foot-big{font-family:"Unbounded";font-weight:800;font-size:clamp(40px,7vw,140px);line-height:.85;letter-spacing:-.04em;color:transparent;-webkit-text-stroke:1px var(--line-2);margin:60px auto 30px;text-align:center;overflow:hidden;white-space:nowrap;display:block;max-width:100%}
.foot-bot{max-width:1480px;margin:0 auto;display:flex;justify-content:space-between;align-items:center;font-family:"JetBrains Mono";font-size:11px;color:var(--ink-3);text-transform:uppercase;letter-spacing:.18em;padding-top:28px;border-top:1px solid var(--line);gap:18px;flex-wrap:wrap}
.foot-bot a:hover{color:var(--ink)}

/* floats */
.wa-float{position:fixed;bottom:24px;right:24px;z-index:300;width:56px;height:56px;border-radius:50%;background:#25D366;color:#fff;display:flex;align-items:center;justify-content:center;font-size:26px;box-shadow:0 4px 20px rgba(37,211,102,.4);transition:transform .2s,box-shadow .2s;animation:bounceIn .6s 1s cubic-bezier(.2,.8,.2,1) both;text-decoration:none}
.wa-float:hover{transform:scale(1.08);box-shadow:0 6px 28px rgba(37,211,102,.55)}
@keyframes bounceIn{0%{transform:scale(0);opacity:0}60%{transform:scale(1.12)}100%{transform:scale(1);opacity:1}}
.scroll-top{position:fixed;bottom:92px;right:24px;z-index:300;width:44px;height:44px;background:var(--bg-3);border:1px solid var(--line-2);border-radius:50%;color:var(--ink);display:grid;place-items:center;font-size:18px;cursor:pointer;opacity:0;pointer-events:none;transition:all .3s}
.scroll-top.visible{opacity:1;pointer-events:auto}
.scroll-top:hover{background:var(--acid);color:var(--bg);transform:translateY(-2px)}

/* cookies */
.cookies{position:fixed;bottom:0;left:0;right:0;z-index:400;background:rgba(17,17,22,.96);backdrop-filter:blur(20px);border-top:1px solid var(--line-2);padding:18px 28px;display:flex;align-items:center;gap:20px;flex-wrap:wrap;transform:translateY(120%);transition:transform .4s cubic-bezier(.2,.8,.2,1)}
.cookies.show{transform:translateY(0)}
.cookies p{font-size:13px;color:var(--ink-2);flex:1;min-width:240px;line-height:1.5}
.cookies p a{color:var(--acid);text-decoration:underline}
.cookies .actions{display:flex;gap:10px;flex-shrink:0}
.cookies button{font-family:"Unbounded";font-weight:600;font-size:11px;text-transform:uppercase;letter-spacing:.06em;border-radius:999px;padding:10px 20px;cursor:pointer;transition:all .2s}
.cookies .ok{background:var(--acid);color:var(--bg)}.cookies .ok:hover{background:#fff}
.cookies .no{background:transparent;color:var(--ink-2);border:1px solid var(--line-2)}.cookies .no:hover{color:var(--ink);border-color:var(--ink-2)}

/* responsive */
@media (max-width:980px){
  .top .menu,.btn-primary,.status{display:none}
  .hamburger{display:flex}
  .top{padding:12px 20px}
  .brand{font-size:13px;gap:8px}.brand small{font-size:9px;padding:2px 6px}
  .bhero{padding:120px 22px 40px}
  .foot-grid{grid-template-columns:repeat(2,1fr);gap:36px}
  .foot-big{font-size:clamp(56px,16vw,120px);margin:46px auto 24px}
}
@media (max-width:640px){
  body{font-size:15px}
  .top{padding:10px 16px}
  .bhero{padding:104px 18px 32px}
  .bwrap{padding:0 18px 80px}
  .bcard{padding:30px 20px;border-radius:16px}
  .bopts{grid-template-columns:1fr}
  .bprog .pct{font-size:18px;min-width:44px}
  .bprog .txt{font-size:10px}
  .bbtn{padding:14px 20px;font-size:11px;flex:1;justify-content:center}
  .bnav{gap:8px}
  .bstep h2{font-size:24px}
  .foot-grid{grid-template-columns:1fr;gap:32px}
  .foot-big{font-size:clamp(40px,18vw,72px);margin:36px auto 18px}
  .foot-bot{flex-direction:column;align-items:flex-start;font-size:9px;gap:10px;padding-top:22px}
  footer{padding:60px 22px 28px}
  .wa-float{width:52px;height:52px;font-size:22px;bottom:18px;right:18px}
  .scroll-top{bottom:80px;right:18px;width:40px;height:40px;font-size:16px}
  .mmenu a{font-size:18px;padding:12px 0}
  .cookies{flex-direction:column;align-items:stretch;padding:14px 18px}
  .cookies .actions{justify-content:flex-end}
}
@media (max-width:380px){
  .brand small{display:none}
  .bbtn{font-size:10px;padding:13px 14px}
}