:root{--ink:#14173a;--muted:#5b6080;--bg:#f6f7fc;--line:#e3e6f5;--acc:#ff4d8d;--acc2:#7c4dff;--ok:#12a36b;--sh:0 18px 50px #14173a14}
*{box-sizing:border-box;-webkit-tap-highlight-color:transparent}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{margin:0;font-family:"Noto Sans Devanagari","Segoe UI",system-ui,-apple-system,Roboto,sans-serif;color:var(--ink);background:var(--bg);line-height:1.65;font-size:16px}
img,canvas,svg{max-width:100%}
a{color:inherit}
.wrap{width:100%;max-width:1180px;margin:auto;padding:0 clamp(16px,4vw,32px)}
.hd{position:sticky;top:0;z-index:50;background:#ffffffe8;backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);border-bottom:1px solid var(--line)}
.nav{display:flex;align-items:center;gap:18px;min-height:66px;position:relative}
.brand{display:flex;align-items:center;gap:10px;font-weight:800;font-size:1.15rem;text-decoration:none;letter-spacing:.2px}
.brand img{width:34px;height:34px;display:block}
.menu{display:flex;align-items:center;gap:22px;margin-left:auto}
.menu a.l{text-decoration:none;color:var(--muted);font-weight:600;font-size:.95rem}
.menu a.l:hover{color:var(--ink)}
.acts{display:flex;gap:10px;align-items:center}
.burger{display:none;margin-left:auto;background:#fff;border:1px solid var(--line);border-radius:10px;width:46px;height:46px;font-size:1.3rem;cursor:pointer}
@media(max-width:900px){
 .burger{display:block}
 .menu{display:none;position:absolute;left:calc(-1*clamp(16px,4vw,32px));right:calc(-1*clamp(16px,4vw,32px));top:66px;flex-direction:column;align-items:stretch;gap:0;background:#fff;border-bottom:1px solid var(--line);padding:6px clamp(16px,4vw,32px) 18px;margin:0;box-shadow:0 16px 30px #14173a18}
 .menu.open{display:flex}
 .menu a.l{padding:13px 4px;border-bottom:1px solid var(--line)}
 .acts{padding-top:14px}
 .acts .btn{flex:1;text-align:center}
}
.btn{display:inline-block;padding:11px 20px;border-radius:12px;font:inherit;font-weight:700;cursor:pointer;text-decoration:none;background:#fff;color:var(--ink);border:1px solid #d7dbef;transition:transform .15s,box-shadow .15s}
.btn:hover{transform:translateY(-1px);box-shadow:0 8px 20px #14173a1f}
.btn.pri{background:linear-gradient(135deg,var(--acc),var(--acc2));color:#fff;border:0}
.btn.big{padding:14px 26px;font-size:1.05rem}
.btn.ghost{background:#ffffff14;color:#fff;border:1px solid #ffffff44}
.hero{background:radial-gradient(1100px 520px at 85% -10%,#7c4dff55,transparent),radial-gradient(900px 500px at -10% 110%,#ff4d8d44,transparent),#0e1030;color:#fff;overflow:hidden}
.hero .in{display:grid;grid-template-columns:1.1fr .9fr;gap:clamp(24px,5vw,60px);align-items:center;padding:clamp(40px,8vw,92px) 0}
.badge{display:inline-block;padding:6px 14px;border-radius:99px;background:#ffffff1c;border:1px solid #ffffff33;font-size:.85rem;margin-bottom:16px}
.hero h1{font-size:clamp(2rem,5.2vw,3.5rem);line-height:1.18;margin:0 0 16px;font-weight:800}
.grad{background:linear-gradient(90deg,#ff7ab0,#b69cff,#7ae0ff);-webkit-background-clip:text;background-clip:text;color:transparent}
.hero p.sub{color:#c9cdee;font-size:clamp(1rem,2vw,1.2rem);margin:0 0 26px;max-width:560px}
.cta{display:flex;gap:12px;flex-wrap:wrap}
.stats{display:flex;gap:clamp(16px,4vw,38px);margin-top:34px;flex-wrap:wrap}
.stats b{display:block;font-size:1.6rem}
.stats span{color:#aab0da;font-size:.9rem}
.hero canvas{width:100%;max-width:380px;justify-self:center;border-radius:20px;box-shadow:0 30px 70px #7c4dff66;border:1px solid #ffffff2a}
@media(max-width:900px){.hero .in{grid-template-columns:1fr;text-align:center}.hero p.sub{margin-left:auto;margin-right:auto}.cta,.stats{justify-content:center}}
.sec{padding:clamp(44px,7vw,84px) 0}
.sec.alt{background:#fff;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.kick{color:var(--acc2);font-weight:700;font-size:.9rem;letter-spacing:.5px}
.sec h2{font-size:clamp(1.5rem,3.4vw,2.2rem);line-height:1.25;margin:6px 0 10px}
.lead{color:var(--muted);max-width:680px;margin:0 0 28px}
.grid{display:grid;gap:18px;grid-template-columns:repeat(auto-fit,minmax(min(100%,270px),1fr))}
.card{background:#fff;border:1px solid var(--line);border-radius:18px;padding:22px;box-shadow:var(--sh)}
.card h3{margin:12px 0 6px;font-size:1.1rem}
.card p{margin:0;color:var(--muted);font-size:.95rem}
.ic{width:46px;height:46px;border-radius:13px;background:linear-gradient(135deg,var(--acc),var(--acc2));display:flex;align-items:center;justify-content:center;color:#fff;font-weight:800;font-size:1.2rem}
.steps{display:grid;gap:16px;grid-template-columns:repeat(auto-fit,minmax(min(100%,190px),1fr));padding:0;margin:0;list-style:none;counter-reset:s}
.steps li{counter-increment:s;background:#fff;border:1px solid var(--line);border-radius:16px;padding:18px}
.steps li::before{content:counter(s);display:flex;width:34px;height:34px;border-radius:50%;background:var(--ink);color:#fff;align-items:center;justify-content:center;font-weight:800;margin-bottom:10px}
.steps b{display:block;margin-bottom:4px}
.steps span{color:var(--muted);font-size:.92rem}
.demo{display:grid;grid-template-columns:minmax(0,.9fr) minmax(0,1.1fr);gap:clamp(20px,4vw,44px);align-items:start}
@media(max-width:860px){.demo{grid-template-columns:1fr}}
.dbox{background:#0e1030;border-radius:20px;padding:14px;position:relative;text-align:center}
.dbox canvas{display:block;width:100%;max-width:360px;margin:auto;border-radius:10px;-webkit-touch-callout:none;-webkit-user-select:none;user-select:none}
.dbox .tag{position:absolute;top:22px;right:22px;background:#ffffffd9;color:var(--ink);font-size:.75rem;font-weight:700;padding:4px 10px;border-radius:99px}
.dpal{display:flex;height:16px;border-radius:6px;overflow:hidden;margin-top:12px}
.dpal i{flex:1}
.chips{display:flex;gap:8px;flex-wrap:wrap;margin:12px 0}
.chips button{font:inherit;padding:9px 16px;border-radius:99px;border:1px solid #d7dbef;background:#fff;cursor:pointer;font-weight:600}
.chips button.on{background:var(--ink);color:#fff;border-color:var(--ink)}
.file{display:block;padding:14px;border:2px dashed #c3c8ea;border-radius:14px;background:#fff;text-align:center;cursor:pointer;font-weight:600}
.file input{display:block;margin:8px auto 0;max-width:100%}
.lock{list-style:none;padding:0;margin:18px 0 0;display:grid;gap:8px}
.lock li{padding:10px 14px;background:#fff;border:1px solid var(--line);border-radius:12px;font-size:.93rem;color:var(--muted)}
.sw{display:flex;height:30px;border-radius:8px;overflow:hidden;margin-top:10px}
.sw i{flex:1}
details.q{background:#fff;border:1px solid var(--line);border-radius:14px;padding:4px 18px;margin-bottom:10px}
details.q summary{cursor:pointer;font-weight:700;padding:14px 0;list-style:none}
details.q summary::-webkit-details-marker{display:none}
details.q summary::after{content:"+";float:right;font-size:1.3rem;color:var(--acc2)}
details.q[open] summary::after{content:"–"}
details.q p{margin:0 0 14px;color:var(--muted)}
.band{background:linear-gradient(135deg,var(--acc),var(--acc2));color:#fff;border-radius:26px;padding:clamp(28px,5vw,52px);text-align:center}
.band h2{margin:0 0 8px}
.band .btn{background:#fff;color:var(--ink);border:0}
footer{background:#0e1030;color:#aab0da;padding:44px 0 26px;margin-top:0}
footer .cols{display:grid;gap:26px;grid-template-columns:1.4fr 1fr 1fr}
@media(max-width:700px){footer .cols{grid-template-columns:1fr}}
footer a{display:block;text-decoration:none;padding:3px 0;color:#c9cdee}
footer h4{color:#fff;margin:0 0 8px}
footer .cp{border-top:1px solid #ffffff22;margin-top:26px;padding-top:16px;font-size:.85rem}
.auth{display:grid;grid-template-columns:1fr 1fr;min-height:100vh}
.auth .l{background:radial-gradient(800px 500px at 10% 0%,#7c4dff66,transparent),radial-gradient(700px 500px at 100% 100%,#ff4d8d55,transparent),#0e1030;color:#fff;padding:clamp(28px,5vw,64px);display:flex;flex-direction:column;justify-content:center;gap:18px}
.auth .l h1{font-size:clamp(1.8rem,3.4vw,2.6rem);line-height:1.2;margin:0}
.auth .l ul{list-style:none;margin:0;padding:0;display:grid;gap:10px;color:#d6d9f3}
.auth .r{display:flex;align-items:center;justify-content:center;padding:28px 18px}
.box{width:100%;max-width:420px;background:#fff;border:1px solid var(--line);border-radius:22px;padding:26px;box-shadow:var(--sh)}
@media(max-width:860px){.auth{grid-template-columns:1fr}.auth .l{padding:24px 20px}.auth .l ul,.auth .l h1{display:none}}
.tabs{display:flex;gap:6px;background:#eef0fa;border-radius:12px;padding:4px;margin-bottom:16px}
.tabs button{flex:1;border:0;background:transparent;padding:11px;border-radius:9px;font:inherit;font-weight:700;cursor:pointer;color:var(--muted)}
.tabs button.on{background:#fff;color:var(--ink);box-shadow:0 2px 8px #14173a1a}
.fld{display:block;margin-bottom:12px;font-size:.9rem;font-weight:600}
.fld input{display:block;width:100%;margin-top:4px;padding:13px;border:1px solid #d7dbef;border-radius:10px;font:inherit}
.fld input:focus{outline:3px solid #7c4dff44;border-color:var(--acc2)}
.msg{min-height:1.4em;margin:6px 0 10px;font-size:.9rem;color:#c0273a}
.msg.ok{color:var(--ok)}
.sm{font-size:.85rem;color:var(--muted);text-align:center;margin:12px 0 0}
@media(prefers-reduced-motion:reduce){*{transition:none!important;scroll-behavior:auto!important}}