/* RA Freelancing IT — dark, kinetic, multi-colour */
:root{
 --bg:#07080A;--bg2:#0D0F13;--card:#12151B;--line:rgba(255,255,255,.09);--ink:#F4F6F8;--muted:#9AA3AF;
 --lime:#A3FF12;--green:#22C55E;--cyan:#22D3EE;--violet:#8B5CF6;--pink:#FF4FD8;--orange:#FF8A00;--yellow:#FACC15;
 --grad:linear-gradient(100deg,var(--lime),var(--cyan) 30%,var(--violet) 55%,var(--pink) 78%,var(--orange));
 --bn:"Hind Siliguri",system-ui,sans-serif;--disp:"Syne","Space Grotesk",sans-serif;--en:"Space Grotesk","Inter",sans-serif;
 --ease:cubic-bezier(.2,.8,.2,1);
}
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{overflow-x:clip;scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{font-family:var(--bn);background:var(--bg);color:var(--ink);font-size:17px;line-height:1.7;-webkit-font-smoothing:antialiased;min-height:100dvh}
img,svg{display:block;max-width:100%}
a{color:inherit;text-decoration:none}
button,input,select,textarea{font:inherit;color:inherit}
::selection{background:var(--lime);color:#000}
:focus-visible{outline:2px solid var(--lime);outline-offset:3px;border-radius:6px}
.ic{width:20px;height:20px;flex:none}
.wrap{width:min(1280px,100%);margin:0 auto;padding:0 16px}
@media(min-width:768px){.wrap{padding:0 32px}}
.skip{position:absolute;left:12px;top:8px;background:var(--lime);color:#000;padding:10px 16px;border-radius:8px;z-index:300;clip-path:inset(50%);width:1px;height:1px;overflow:hidden}.skip:focus{clip-path:none;width:auto;height:auto}
/* noise + cursor glow */
body::after{content:"";position:fixed;inset:0;pointer-events:none;z-index:200;opacity:.06;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='160' height='160'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.9' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E")}
.glow{position:fixed;left:0;top:0;width:520px;height:520px;border-radius:50%;pointer-events:none;z-index:0;background:radial-gradient(circle,rgba(163,255,18,.14),rgba(34,211,238,.08) 40%,transparent 70%);transform:translate(-50%,-50%);transition:opacity .4s;mix-blend-mode:screen}
@media(hover:none){.glow{display:none}}
/* type */
.disp{font-family:var(--disp);font-weight:800;letter-spacing:-.04em;line-height:.92;text-transform:uppercase}
.gtext{background:var(--grad);background-size:200% 100%;-webkit-background-clip:text;background-clip:text;color:transparent;animation:shimmer 6s linear infinite}
@keyframes shimmer{to{background-position:200% 0}}
.kicker{display:inline-flex;align-items:center;gap:10px;font-family:var(--en);font-size:.82rem;font-weight:600;letter-spacing:.14em;text-transform:uppercase;color:var(--muted)}
.kicker b{color:var(--ink);font-weight:700}
.kicker i{width:34px;height:1px;background:var(--grad)}
h2.big{font-size:clamp(2.2rem,6vw,4.8rem);line-height:1.02;letter-spacing:-.02em;font-weight:700;margin-top:14px}
h2.big .en{font-family:var(--disp);font-weight:800;letter-spacing:-.04em}
.lead{color:var(--muted);font-size:1.12rem;max-width:58ch;margin-top:16px}
/* buttons */
.btn{position:relative;display:inline-flex;align-items:center;gap:10px;min-height:54px;padding:0 26px;border-radius:999px;font-weight:700;font-size:1rem;cursor:pointer;border:1px solid transparent;white-space:nowrap;transition:transform .25s var(--ease),box-shadow .3s,background .3s;will-change:transform}
.btn .ic{width:18px;height:18px;transition:transform .3s var(--ease)}
.btn:hover .ic{transform:translateX(4px)}
.btn-g{background:var(--grad);background-size:200% 100%;color:#06070A;animation:shimmer 5s linear infinite;box-shadow:0 18px 40px -16px rgba(163,255,18,.55)}
.btn-g:hover{box-shadow:0 24px 50px -14px rgba(139,92,246,.7)}
.btn-o{border-color:rgba(255,255,255,.22);background:rgba(255,255,255,.04);backdrop-filter:blur(8px)}
.btn-o:hover{background:rgba(255,255,255,.1)}
.btn-wa{background:#25D366;color:#03210F}
.btns{display:flex;flex-wrap:wrap;gap:12px}
/* header */
header.top{position:fixed;inset:0 0 auto 0;z-index:100;transition:background .4s,backdrop-filter .4s,border-color .4s;border-bottom:1px solid transparent}
header.top.solid{background:rgba(7,8,10,.72);backdrop-filter:blur(14px) saturate(1.3);-webkit-backdrop-filter:blur(14px) saturate(1.3);border-bottom-color:var(--line)}
.hb{display:flex;align-items:center;gap:20px;height:76px}
.logo{display:flex;align-items:center;gap:12px;flex:none}
.logo img{width:44px;height:44px;border-radius:50%;box-shadow:0 0 0 2px rgba(163,255,18,.35),0 10px 24px -8px rgba(163,255,18,.6)}
.logo b{display:block;font-family:var(--disp);font-weight:800;letter-spacing:-.02em;font-size:1.05rem;line-height:1;text-transform:uppercase}
.logo small{display:block;font-family:var(--en);font-size:.68rem;color:var(--muted);letter-spacing:.12em;text-transform:uppercase;margin-top:4px}
.nav{display:none;margin-left:auto;gap:4px}
.nav a{position:relative;padding:10px 14px;border-radius:999px;font-weight:600;font-size:.98rem;color:#D7DCE2;transition:color .2s,background .2s}
.nav a:hover{background:rgba(255,255,255,.06);color:#fff}
.nav a[aria-current=page]{color:#fff}
.nav a[aria-current=page]::after{content:"";position:absolute;left:14px;right:14px;bottom:4px;height:2px;border-radius:2px;background:var(--grad)}
.hcta{display:none}
.burger{margin-left:auto;width:48px;height:48px;border-radius:50%;border:1px solid var(--line);background:rgba(255,255,255,.05);display:flex;flex-direction:column;align-items:center;justify-content:center;cursor:pointer}
.burger span{display:block;width:18px;height:2px;background:#fff;border-radius:2px;transition:transform .35s var(--ease),opacity .2s}
.burger span+span{margin-top:5px}
.burger[aria-expanded=true] span:first-child{transform:translateY(3.5px) rotate(45deg)}.burger[aria-expanded=true] span:last-child{transform:translateY(-3.5px) rotate(-45deg)}
@media(min-width:1024px){.nav{display:flex}.hcta{display:inline-flex;min-height:46px;padding:0 20px}.burger{display:none}}
.mmenu{position:fixed;inset:0;z-index:90;background:radial-gradient(800px 500px at 80% 0,rgba(139,92,246,.25),transparent 60%),radial-gradient(700px 500px at 0 100%,rgba(163,255,18,.18),transparent 60%),#07080A;display:flex;flex-direction:column;justify-content:center;padding:100px 24px 40px;clip-path:circle(0 at calc(100% - 40px) 38px);transition:clip-path .7s var(--ease);visibility:hidden}
.mmenu.open{clip-path:circle(150% at calc(100% - 40px) 38px);visibility:visible}
.mmenu a{font-family:var(--bn);font-weight:700;font-size:clamp(2rem,9vw,3rem);line-height:1.25;opacity:0;transform:translateY(24px);transition:opacity .5s,transform .5s var(--ease)}
.mmenu.open a{opacity:1;transform:none}
.mmenu a:nth-child(2){transition-delay:.06s}.mmenu a:nth-child(3){transition-delay:.12s}.mmenu a:nth-child(4){transition-delay:.18s}.mmenu a:nth-child(5){transition-delay:.24s}.mmenu a:nth-child(6){transition-delay:.3s}
.mmenu .mfoot{margin-top:28px;color:var(--muted);font-size:.95rem}
/* hero */
.hero{position:relative;min-height:100svh;display:flex;align-items:center;overflow:hidden;padding:110px 0 70px;isolation:isolate}
.aurora{position:absolute;inset:-20%;z-index:-2;filter:blur(70px) saturate(1.3);opacity:.85}
.aurora i{position:absolute;border-radius:50%;mix-blend-mode:screen;animation:float 18s ease-in-out infinite}
.aurora .a1{width:46vw;height:46vw;left:5%;top:10%;background:radial-gradient(circle,#A3FF12,transparent 65%)}
.aurora .a2{width:40vw;height:40vw;right:8%;top:5%;background:radial-gradient(circle,#8B5CF6,transparent 65%);animation-delay:-5s}
.aurora .a3{width:38vw;height:38vw;left:30%;bottom:0;background:radial-gradient(circle,#22D3EE,transparent 65%);animation-delay:-9s}
.aurora .a4{width:30vw;height:30vw;right:20%;bottom:10%;background:radial-gradient(circle,#FF4FD8,transparent 65%);animation-delay:-13s}
@keyframes float{0%,100%{transform:translate(0,0) scale(1)}33%{transform:translate(6vw,-4vw) scale(1.1)}66%{transform:translate(-5vw,5vw) scale(.92)}}
.gridbg{position:absolute;inset:0;z-index:-1;background-image:linear-gradient(rgba(255,255,255,.05) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.05) 1px,transparent 1px);background-size:64px 64px;mask-image:radial-gradient(ellipse at 50% 40%,#000 20%,transparent 75%);-webkit-mask-image:radial-gradient(ellipse at 50% 40%,#000 20%,transparent 75%)}
.hero .wrap{display:grid;gap:40px;align-items:center}
@media(min-width:1024px){.hero .wrap{grid-template-columns:1.25fr .75fr}}
.hero h1{font-size:clamp(3.2rem,11vw,9.2rem);margin-top:18px}
.hero h1 .ln{display:block;overflow:hidden;padding-bottom:.06em}
.hero h1 .ln>span{display:inline-block;transform:translateY(110%);animation:rise 1s var(--ease) forwards}
.hero h1 .ln:nth-child(2)>span{animation-delay:.12s}.hero h1 .ln:nth-child(3)>span{animation-delay:.24s}
@keyframes rise{to{transform:none}}
.hero h1 .bnl{font-family:var(--bn);font-weight:700;letter-spacing:-.01em;text-transform:none;line-height:1.08;font-size:.62em}
.hero .lead{font-size:clamp(1.05rem,1.6vw,1.25rem);color:#C9CFD6;opacity:0;animation:fade .9s .5s var(--ease) forwards}
.hero .btns{margin-top:30px;opacity:0;animation:fade .9s .65s var(--ease) forwards}
@keyframes fade{from{opacity:0;transform:translateY(16px)}to{opacity:1;transform:none}}
.seats{display:inline-flex;align-items:center;gap:10px;padding:7px 16px 7px 8px;border-radius:999px;background:rgba(255,255,255,.06);border:1px solid var(--line);font-weight:600;font-size:.92rem;opacity:0;animation:fade .8s .2s var(--ease) forwards}
.seats b{background:var(--lime);color:#000;padding:2px 10px;border-radius:999px;font-size:.8rem}
.seats i{width:8px;height:8px;border-radius:50%;background:var(--lime);box-shadow:0 0 0 0 rgba(163,255,18,.7);animation:ping 1.6s infinite}
@keyframes ping{70%{box-shadow:0 0 0 10px rgba(163,255,18,0)}100%{box-shadow:0 0 0 0 rgba(163,255,18,0)}}
/* orbit */
.orbit{position:relative;width:min(100%,460px);aspect-ratio:1;margin:0 auto;opacity:0;animation:fade 1.2s .3s var(--ease) forwards}
.orbit .ring{position:absolute;inset:0;border-radius:50%;border:1px dashed rgba(255,255,255,.18);animation:spin 40s linear infinite}
.orbit .ring.r2{inset:12%;border-style:solid;border-color:rgba(255,255,255,.08);animation-duration:28s;animation-direction:reverse}
.orbit .ring.r3{inset:-8%;border:1px solid transparent;background:conic-gradient(from 0deg,transparent 0 70%,var(--lime),var(--cyan),transparent) border-box;-webkit-mask:linear-gradient(#000 0 0) padding-box,linear-gradient(#000 0 0);-webkit-mask-composite:xor;mask-composite:exclude;animation-duration:9s}
@keyframes spin{to{transform:rotate(360deg)}}
.orbit .core{position:absolute;inset:22%;border-radius:50%;box-shadow:0 0 0 10px rgba(163,255,18,.08),0 40px 90px -20px rgba(163,255,18,.55);animation:bob 6s ease-in-out infinite}
.orbit .core img{width:100%;height:100%;border-radius:50%}
@keyframes bob{50%{transform:translateY(-12px)}}
.chipf{position:absolute;display:inline-flex;align-items:center;gap:8px;padding:8px 14px;border-radius:999px;background:rgba(18,21,27,.82);border:1px solid var(--line);backdrop-filter:blur(8px);font-family:var(--en);font-weight:600;font-size:.86rem;white-space:nowrap;box-shadow:0 14px 30px -14px rgba(0,0,0,.8);animation:bob 5s ease-in-out infinite}
.chipf i{width:10px;height:10px;border-radius:50%;background:var(--c)}
.chipf.c1{left:-4%;top:14%;--c:var(--lime)}.chipf.c2{right:-6%;top:22%;--c:var(--cyan);animation-delay:-1.2s}.chipf.c3{left:-8%;bottom:22%;--c:var(--pink);animation-delay:-2.4s}.chipf.c4{right:0;bottom:8%;--c:var(--orange);animation-delay:-3.6s}.chipf.c5{left:38%;top:-4%;--c:var(--violet);animation-delay:-1.8s}
@media(max-width:600px){.chipf{font-size:.74rem;padding:6px 10px}.chipf.c1{left:0}.chipf.c3{left:0}.chipf.c2{right:0}}
.scrollcue{position:absolute;left:50%;bottom:22px;transform:translateX(-50%);font-family:var(--en);font-size:.72rem;letter-spacing:.2em;color:var(--muted);display:flex;flex-direction:column;align-items:center;gap:8px}
.scrollcue span{width:1px;height:38px;background:linear-gradient(var(--lime),transparent);animation:cue 2s ease-in-out infinite}
@keyframes cue{0%{transform:scaleY(0);transform-origin:top}50%{transform:scaleY(1);transform-origin:top}51%{transform-origin:bottom}100%{transform:scaleY(0);transform-origin:bottom}}
/* marquee */
.ticker{border-block:1px solid var(--line);background:#0A0B0E;overflow:hidden;padding:18px 0;position:relative}
.ticker .row{display:flex;gap:14px;width:max-content;animation:mq 38s linear infinite}
.ticker .row.rev{animation-direction:reverse;margin-top:12px;animation-duration:44s}
.ticker:hover .row{animation-play-state:paused}
@keyframes mq{to{transform:translateX(-50%)}}
.tk{display:inline-flex;align-items:center;gap:10px;padding:10px 18px;border-radius:999px;border:1px solid var(--line);font-family:var(--en);font-weight:600;white-space:nowrap;background:rgba(255,255,255,.02)}
.tk i{width:9px;height:9px;border-radius:2px;transform:rotate(45deg);background:var(--c,var(--lime))}
.tk.big{font-family:var(--disp);font-weight:800;font-size:clamp(1.6rem,4vw,2.6rem);text-transform:uppercase;letter-spacing:-.02em;border:0;padding:0 14px;background:none;color:transparent;-webkit-text-stroke:1px rgba(255,255,255,.35)}
.tk.big.fill{color:#fff;-webkit-text-stroke:0}
/* sections */
.sec{position:relative;padding:110px 0}
@media(max-width:700px){.sec{padding:80px 0}}
.shead{display:grid;gap:18px;margin-bottom:54px}
@media(min-width:900px){.shead.split{grid-template-columns:1.2fr .8fr;align-items:end}}
.num{font-family:var(--en);color:var(--lime);font-weight:700}
/* course rail (horizontal on desktop) */
.hscroll{position:relative}
.hs-sticky{position:sticky;top:0;height:100svh;display:flex;flex-direction:column;justify-content:center;overflow:hidden}
.hs-track{display:flex;gap:22px;will-change:transform;padding:0 max(16px,calc((100vw - 1280px)/2 + 32px))}
@media(max-width:1023px){.hscroll{height:auto!important}.hs-sticky{position:relative;height:auto;overflow:visible}.hs-track{flex-direction:column;padding:0 16px;transform:none!important}}
.course{position:relative;flex:0 0 min(420px,82vw);min-height:520px;border-radius:32px;padding:30px;display:flex;flex-direction:column;overflow:hidden;background:linear-gradient(160deg,color-mix(in srgb,var(--c) 26%,#12151B),#0E1015 60%);border:1px solid color-mix(in srgb,var(--c) 30%,transparent);transition:transform .5s var(--ease),border-color .3s}
@media(max-width:1023px){.course{flex:auto;min-height:0}}
.course::before{content:"";position:absolute;width:320px;height:320px;right:-120px;top:-120px;border-radius:50%;background:radial-gradient(circle,var(--c),transparent 65%);opacity:.35;transition:transform .8s var(--ease)}
.course:hover::before{transform:scale(1.35)}
.course .cn{font-family:var(--disp);font-weight:800;font-size:4.4rem;line-height:.8;color:transparent;-webkit-text-stroke:1px color-mix(in srgb,var(--c) 70%,#fff);opacity:.7}
.course .cic{position:absolute;right:28px;top:28px;width:62px;height:62px;border-radius:20px;display:grid;place-items:center;background:var(--c);color:#07080A;box-shadow:0 18px 40px -14px var(--c)}
.course .cic .ic{width:30px;height:30px}
.course h3{font-size:1.7rem;line-height:1.2;margin-top:26px}
.course .en-t{font-family:var(--en);color:var(--muted);font-size:.9rem;letter-spacing:.04em}
.course .tags{display:flex;flex-wrap:wrap;gap:8px;margin:16px 0}
.course .tags span{font-size:.82rem;font-weight:600;padding:4px 12px;border-radius:999px;background:rgba(255,255,255,.07);border:1px solid var(--line)}
.course ul{list-style:none;display:grid;gap:8px;margin-top:4px;color:#CDD3DA;font-size:.98rem}
.course li{display:flex;gap:10px;align-items:flex-start}
.course li::before{content:"";width:8px;height:8px;margin-top:10px;border-radius:2px;transform:rotate(45deg);background:var(--c);flex:none}
.course .cbtn{margin-top:auto;padding-top:22px;display:flex;gap:10px;flex-wrap:wrap}
.course .cbtn a{min-height:46px;padding:0 18px;font-size:.92rem}
.course .flag{position:absolute;left:30px;top:-1px;background:var(--c);color:#000;font-size:.75rem;font-weight:800;padding:4px 12px;border-radius:0 0 10px 10px;font-family:var(--en);letter-spacing:.06em}
.hs-progress{margin:34px auto 0;width:min(1280px,100%);padding:0 32px;display:flex;align-items:center;gap:14px;font-family:var(--en);color:var(--muted);font-size:.85rem}
.hs-progress .bar{flex:1;height:2px;background:var(--line);border-radius:2px;overflow:hidden}
.hs-progress .bar i{display:block;height:100%;width:0;background:var(--grad)}
@media(max-width:1023px){.hs-progress{display:none}}
/* bento */
.bento{display:grid;gap:16px;grid-template-columns:1fr}
@media(min-width:760px){.bento{grid-template-columns:repeat(6,1fr)}}
.bx{position:relative;border-radius:28px;padding:28px;background:var(--card);border:1px solid var(--line);overflow:hidden;min-height:220px;display:flex;flex-direction:column;justify-content:flex-end;transition:transform .5s var(--ease)}
.bx:hover{transform:translateY(-6px)}
.bx::after{content:"";position:absolute;inset:0;border-radius:inherit;padding:1px;background:conic-gradient(from var(--a,0deg),transparent 0 60%,var(--c,var(--lime)),transparent 90%);-webkit-mask:linear-gradient(#000 0 0) content-box,linear-gradient(#000 0 0);-webkit-mask-composite:xor;mask-composite:exclude;opacity:0;transition:opacity .4s;animation:rot 4s linear infinite}
.bx:hover::after{opacity:1}
@property --a{syntax:"<angle>";inherits:false;initial-value:0deg}
@keyframes rot{to{--a:360deg}}
.bx .bic{position:absolute;left:28px;top:28px;width:54px;height:54px;border-radius:16px;display:grid;place-items:center;background:color-mix(in srgb,var(--c) 18%,transparent);color:var(--c)}
.bx .bic .ic{width:26px;height:26px}
.bx h3{font-size:1.35rem;line-height:1.3}
.bx p{color:var(--muted);margin-top:6px}
.bx .huge{font-family:var(--disp);font-weight:800;font-size:clamp(4rem,9vw,7rem);line-height:.85;letter-spacing:-.05em;background:linear-gradient(120deg,var(--c),#fff);-webkit-background-clip:text;background-clip:text;color:transparent}
@media(min-width:760px){.b1{grid-column:span 3;grid-row:span 2;min-height:460px}.b2{grid-column:span 3}.b3{grid-column:span 3}.b4{grid-column:span 2}.b5{grid-column:span 2}.b6{grid-column:span 2}}
.b1{background:radial-gradient(600px 400px at 100% 0,rgba(163,255,18,.22),transparent 60%),var(--card)}
/* stats */
.stats{display:grid;grid-template-columns:repeat(2,1fr);border-top:1px solid var(--line);border-left:1px solid var(--line)}
@media(min-width:900px){.stats{grid-template-columns:repeat(4,1fr)}}
.stat{padding:34px 26px;border-right:1px solid var(--line);border-bottom:1px solid var(--line)}
.stat b{display:block;font-family:var(--disp);font-weight:800;font-size:clamp(2.6rem,6vw,4.4rem);line-height:1;letter-spacing:-.04em}
.stat span{color:var(--muted)}
.stat:nth-child(1) b{color:var(--lime)}.stat:nth-child(2) b{color:var(--cyan)}.stat:nth-child(3) b{color:var(--pink)}.stat:nth-child(4) b{color:var(--orange)}
/* steps */
.steps{position:relative;display:grid;gap:22px}
@media(min-width:900px){.steps{grid-template-columns:repeat(4,1fr)}}
.steps .line{position:absolute;left:0;right:0;top:34px;height:2px;background:var(--line);display:none}
.steps .line i{display:block;height:100%;width:0;background:var(--grad);transition:width 1.6s var(--ease)}
.steps.in .line i{width:100%}
@media(min-width:900px){.steps .line{display:block}}
.step{position:relative}
.step .dot{width:68px;height:68px;border-radius:50%;display:grid;place-items:center;background:#0E1015;border:1px solid var(--line);font-family:var(--disp);font-weight:800;font-size:1.4rem;color:var(--c);position:relative;z-index:1;box-shadow:0 0 0 6px var(--bg)}
.step h3{font-size:1.3rem;margin-top:18px}
.step p{color:var(--muted);margin-top:6px}
/* services */
.svc{display:grid;gap:14px}
@media(min-width:700px){.svc{grid-template-columns:repeat(2,1fr)}}
@media(min-width:1050px){.svc{grid-template-columns:repeat(3,1fr)}}
.sv{position:relative;display:grid;grid-template-columns:auto 1fr auto;gap:18px;align-items:center;padding:24px;border-radius:24px;border:1px solid var(--line);background:linear-gradient(180deg,rgba(255,255,255,.03),transparent);overflow:hidden;transition:background .4s,border-color .4s,transform .4s var(--ease)}
.sv::before{content:"";position:absolute;inset:0;background:radial-gradient(400px 200px at var(--mx,50%) var(--my,50%),color-mix(in srgb,var(--c) 30%,transparent),transparent 60%);opacity:0;transition:opacity .4s}
.sv:hover::before{opacity:1}
.sv:hover{border-color:color-mix(in srgb,var(--c) 50%,transparent);transform:translateY(-4px)}
.sv .si{position:relative;width:56px;height:56px;border-radius:18px;display:grid;place-items:center;background:var(--c);color:#07080A}
.sv .si .ic{width:26px;height:26px}
.sv h3{position:relative;font-size:1.2rem;line-height:1.3}.sv p{position:relative;color:var(--muted);font-size:.92rem}
.sv .go{position:relative;width:42px;height:42px;border-radius:50%;border:1px solid var(--line);display:grid;place-items:center;transition:transform .4s var(--ease),background .3s}
.sv:hover .go{transform:rotate(-45deg);background:#fff;color:#000}
/* mentor */
.mentor{display:grid;gap:30px;align-items:center}
@media(min-width:960px){.mentor{grid-template-columns:.9fr 1.1fr}}
.mframe{position:relative;border-radius:32px;overflow:hidden;aspect-ratio:1;border:1px solid var(--line);transform:perspective(900px) rotateY(-6deg) rotateX(3deg);transition:transform .6s var(--ease)}
.mframe:hover{transform:none}
.mframe img{width:100%;height:100%;object-fit:cover}
.mcard{display:inline-flex;gap:14px;align-items:center;margin-top:24px;padding:14px 18px;border-radius:20px;background:var(--card);border:1px solid var(--line)}
.mcard .av{width:54px;height:54px;border-radius:50%;background:var(--grad);display:grid;place-items:center;color:#000;font-family:var(--disp);font-weight:800;font-size:1.3rem}
.mcard small{display:block;color:var(--muted)}
/* gallery */
.gal{columns:2;column-gap:14px}
@media(min-width:900px){.gal{columns:3}}
.gal button{display:block;width:100%;margin-bottom:14px;border:0;padding:0;border-radius:22px;overflow:hidden;cursor:zoom-in;background:#111;break-inside:avoid;position:relative}
.gal img{width:100%;height:auto;transition:transform .7s var(--ease),filter .5s;filter:saturate(.85)}
.gal button:hover img{transform:scale(1.06);filter:saturate(1.1)}
.lb{position:fixed;inset:0;z-index:150;background:rgba(0,0,0,.9);display:none;align-items:center;justify-content:center;padding:20px}
.lb.open{display:flex}
.lb img{max-width:min(92vw,900px);max-height:86vh;border-radius:18px;animation:zoomin .4s var(--ease)}
@keyframes zoomin{from{opacity:0;transform:scale(.94)}}
.lb button{position:absolute;top:18px;right:18px;width:48px;height:48px;border-radius:50%;border:1px solid var(--line);background:#111;color:#fff;cursor:pointer;display:grid;place-items:center}
/* offer */
.offer{position:relative;border-radius:40px;padding:clamp(34px,6vw,80px);overflow:hidden;background:#0B0D10;border:1px solid var(--line);isolation:isolate}
.offer::before{content:"";position:absolute;inset:-40%;z-index:-1;background:conic-gradient(from 0deg,#A3FF12,#22D3EE,#8B5CF6,#FF4FD8,#FF8A00,#A3FF12);filter:blur(80px);opacity:.35;animation:spin 18s linear infinite}
.offer h2{font-size:clamp(2.3rem,6.5vw,5.4rem);line-height:1.02;font-weight:700}
.offer .seatbig{font-family:var(--disp);font-weight:800;font-size:clamp(6rem,18vw,14rem);line-height:.8;letter-spacing:-.06em;color:transparent;-webkit-text-stroke:2px rgba(255,255,255,.6);position:absolute;right:4%;bottom:-4%;z-index:-1;opacity:.5}
.offer p{font-size:1.2rem;color:#D7DCE2;max-width:46ch;margin:18px 0 28px}
/* faq */
.faq{display:grid;gap:12px;max-width:900px}
.faq details{border:1px solid var(--line);border-radius:22px;padding:6px 22px;background:var(--card);transition:border-color .3s}
.faq details[open]{border-color:rgba(163,255,18,.4)}
.faq summary{cursor:pointer;list-style:none;display:flex;justify-content:space-between;gap:12px;padding:16px 0;font-weight:700;font-size:1.08rem}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";font-family:var(--en);font-size:1.6rem;line-height:1;color:var(--lime);transition:transform .3s}
.faq details[open] summary::after{transform:rotate(45deg)}
.faq p{color:var(--muted);padding-bottom:16px}
/* contact */
.contact{display:grid;gap:18px}
@media(min-width:960px){.contact{grid-template-columns:1fr 1fr}}
.ci{display:grid;gap:12px}
.ci a,.ci div{display:flex;gap:16px;align-items:center;padding:20px;border-radius:22px;background:var(--card);border:1px solid var(--line);transition:border-color .3s,transform .3s var(--ease)}
.ci a:hover{border-color:rgba(163,255,18,.45);transform:translateX(4px)}
.ci .ic{width:46px;height:46px;padding:12px;border-radius:14px;background:rgba(163,255,18,.12);color:var(--lime)}
.ci small{display:block;color:var(--muted)}
.map{border-radius:28px;overflow:hidden;border:1px solid var(--line);min-height:360px;filter:grayscale(.3) invert(.9) hue-rotate(180deg)}
.map iframe{width:100%;height:100%;min-height:360px;border:0}
/* page hero */
.phero{position:relative;padding:150px 0 70px;overflow:hidden;isolation:isolate}
.phero h1{font-size:clamp(2.8rem,8vw,6.4rem);line-height:1;margin-top:16px}
.phero h1 .bnl{font-family:var(--bn);font-weight:700;text-transform:none;letter-spacing:-.01em}
/* forms */
.formcard{border-radius:32px;padding:clamp(22px,4vw,40px);background:var(--card);border:1px solid var(--line)}
.f2{display:grid;gap:0 16px}@media(min-width:640px){.f2{grid-template-columns:1fr 1fr}}
.field{display:grid;gap:8px;margin-bottom:16px}
.field label{font-weight:600}
.field input,.field select,.field textarea{width:100%;min-height:54px;border-radius:16px;border:1px solid var(--line);background:#0B0D10;padding:12px 16px;font-size:1rem;transition:border-color .2s,box-shadow .2s}
.field textarea{min-height:110px;resize:vertical}
.field input:focus,.field select:focus,.field textarea:focus{outline:none;border-color:var(--lime);box-shadow:0 0 0 4px rgba(163,255,18,.15)}
.field .err{display:none;color:#FF6B8B;font-size:.88rem}.field.bad .err{display:block}.field.bad input,.field.bad select{border-color:#FF6B8B}
.pick{display:grid;gap:10px;grid-template-columns:repeat(auto-fill,minmax(160px,1fr))}
.pick label{position:relative}
.pick input{position:absolute;opacity:0}
.pick span{display:flex;align-items:center;gap:10px;min-height:56px;padding:10px 14px;border-radius:16px;border:1px solid var(--line);background:#0B0D10;cursor:pointer;font-weight:600;transition:all .25s}
.pick span i{width:12px;height:12px;border-radius:4px;background:var(--c);flex:none}
.pick input:checked+span{border-color:var(--c);background:color-mix(in srgb,var(--c) 14%,#0B0D10);box-shadow:0 0 0 3px color-mix(in srgb,var(--c) 25%,transparent)}
.pick input:focus-visible+span{outline:2px solid var(--lime);outline-offset:2px}
.okbox{display:none;text-align:center;padding:20px 0}.okbox.show{display:block;animation:fade .6s var(--ease)}
.okbox .tick{width:84px;height:84px;margin:0 auto 18px;border-radius:50%;background:var(--grad);display:grid;place-items:center;color:#000}
.okbox .tick .ic{width:40px;height:40px}
.note{padding:14px 18px;border-radius:16px;border:1px dashed rgba(250,204,21,.45);background:rgba(250,204,21,.07);color:#F3E7B5;font-size:.95rem}
/* course detail list (courses page) */
.cdet{display:grid;gap:22px}
.cd{display:grid;gap:24px;padding:clamp(22px,4vw,40px);border-radius:32px;border:1px solid color-mix(in srgb,var(--c) 28%,transparent);background:linear-gradient(140deg,color-mix(in srgb,var(--c) 14%,#0E1015),#0B0D10 55%);position:relative;overflow:hidden}
@media(min-width:900px){.cd{grid-template-columns:.9fr 1.1fr}}
.cd .cn{font-family:var(--disp);font-weight:800;font-size:5rem;line-height:.8;color:transparent;-webkit-text-stroke:1px var(--c)}
.cd h2{font-size:clamp(1.8rem,3.4vw,2.6rem);line-height:1.2;margin-top:10px}
.cd .mods{display:grid;gap:10px}
@media(min-width:600px){.cd .mods{grid-template-columns:1fr 1fr}}
.cd .mods div{padding:14px 16px;border-radius:16px;background:rgba(255,255,255,.04);border:1px solid var(--line);display:flex;gap:10px;align-items:center;font-weight:600}
.cd .mods div b{font-family:var(--en);color:var(--c);font-size:.85rem}
.cd .for{color:var(--muted);margin-top:12px}
/* footer */
footer.foot{position:relative;border-top:1px solid var(--line);padding-top:70px;overflow:hidden}
.fgrid{display:grid;gap:30px}
@media(min-width:900px){.fgrid{grid-template-columns:1.4fr 1fr 1fr 1.2fr}}
.foot h4{font-family:var(--en);font-size:.8rem;letter-spacing:.16em;text-transform:uppercase;color:var(--muted);margin-bottom:14px}
.foot ul{list-style:none;display:grid;gap:8px}
.foot a:hover{color:var(--lime)}
.wordmark{font-family:var(--disp);font-weight:800;text-transform:uppercase;font-size:clamp(3rem,13.5vw,13rem);line-height:.82;letter-spacing:-.06em;white-space:nowrap;margin:60px 0 -0.08em;color:transparent;-webkit-text-stroke:1px rgba(255,255,255,.18);background:var(--grad);background-size:200% 100%;-webkit-background-clip:text;background-clip:text;transition:color .6s;text-align:center;user-select:none}
.wordmark:hover{-webkit-text-fill-color:transparent;-webkit-text-stroke:0;animation:shimmer 3s linear infinite}
.fbot{display:flex;flex-wrap:wrap;gap:10px 24px;justify-content:space-between;padding:20px 0;border-top:1px solid var(--line);color:var(--muted);font-size:.9rem}
.soc{display:flex;gap:10px;margin-top:16px}
.soc a{width:44px;height:44px;border-radius:50%;border:1px solid var(--line);display:grid;place-items:center;transition:background .3s,color .3s}
.soc a:hover{background:var(--lime);color:#000}
/* floating */
.fab{position:fixed;right:16px;bottom:16px;z-index:80;display:flex;flex-direction:column;gap:10px}
.fab a{width:56px;height:56px;border-radius:50%;display:grid;place-items:center;box-shadow:0 14px 30px -10px rgba(0,0,0,.7);transition:transform .3s var(--ease)}
.fab a:hover{transform:scale(1.08)}
.fab .wa{background:#25D366;color:#fff}.fab .call{background:var(--grad);color:#000}
.fab .ic{width:26px;height:26px}
.toast{position:fixed;left:50%;bottom:96px;transform:translate(-50%,12px);background:#fff;color:#000;padding:12px 22px;border-radius:999px;font-weight:700;opacity:0;pointer-events:none;transition:opacity .3s,transform .3s;z-index:210;max-width:calc(100% - 32px);text-align:center}
.toast.show{opacity:1;transform:translate(-50%,0)}
.progress{position:fixed;left:0;top:0;height:3px;width:0;background:var(--grad);z-index:150}
/* reveal */
.rv{opacity:0;transform:translateY(40px);transition:opacity 1s var(--ease),transform 1s var(--ease)}
.rv.in{opacity:1;transform:none}
.rv-l{opacity:0;transform:translateX(-40px);transition:opacity 1s var(--ease),transform 1s var(--ease)}.rv-l.in{opacity:1;transform:none}
.split .w{display:inline-block;overflow:hidden;vertical-align:top;padding-bottom:.08em}
.split .w>span{display:inline-block;transform:translateY(105%);transition:transform .9s var(--ease)}
.split.in .w>span{transform:none}
[hidden]{display:none!important}
@media(prefers-reduced-motion:reduce){*,*::before,*::after{animation:none!important;transition:none!important}.rv,.rv-l,.split .w>span,.hero h1 .ln>span,.hero .lead,.hero .btns,.orbit,.seats{opacity:1!important;transform:none!important}.mmenu a{opacity:1;transform:none}}

@media(max-width:1023px){.orbit{width:min(78%,340px)}.scrollcue{display:none}.hero{padding-top:100px}}
@media(min-width:1024px){.course{min-height:min(520px,60vh)}.hs-sticky{padding-top:64px}.hscroll h2.big{font-size:clamp(2rem,4.4vw,3.6rem)}.hscroll .shead{margin-bottom:26px}}
/* ---------- language + theme toggles ---------- */
.tg{display:flex;align-items:center;gap:8px;margin-left:auto}
@media(min-width:1024px){.tg{margin-left:8px}}
header .tg+.hcta{margin-left:0}
.tg-l{display:inline-flex;border:1px solid var(--line);border-radius:999px;background:rgba(255,255,255,.05);padding:3px;cursor:pointer;font-family:var(--en);font-weight:700;font-size:.8rem}
.tg-l span{padding:5px 10px;border-radius:999px;color:var(--muted);transition:background .3s,color .3s}
html:not([data-lang=en]) .tg-l span[data-l=bn],html[data-lang=en] .tg-l span[data-l=en]{background:var(--grad);color:#06070A}
.tg-t{width:40px;height:40px;border-radius:50%;border:1px solid var(--line);background:rgba(255,255,255,.05);display:grid;place-items:center;cursor:pointer;color:var(--ink)}
.tg-t .ic{width:18px;height:18px;grid-area:1/1;transition:transform .5s var(--ease),opacity .3s}
.tg-t svg:first-child{opacity:0;transform:rotate(-90deg) scale(.6)}
html[data-theme=light] .tg-t svg:first-child{opacity:1;transform:none}html[data-theme=light] .tg-t svg:last-child{opacity:0;transform:rotate(90deg) scale(.6)}
@media(max-width:560px){header .tg{display:none}}
@media(max-width:1023px){header .tg{margin-left:auto}header .tg~.burger{margin-left:10px}}
html[data-lang=en] body{font-family:"Space Grotesk","Inter",system-ui,sans-serif}
html[data-lang=en] h2.big,html[data-lang=en] .offer h2{font-family:var(--disp);font-weight:800;letter-spacing:-.035em}
html[data-lang=en] .hero h1 .bnl,html[data-lang=en] .phero h1 .bnl{font-family:var(--disp);font-weight:800;letter-spacing:-.03em}
/* ---------- light theme ---------- */
html[data-theme=light]{--bg:#F6F5F1;--bg2:#FFFFFF;--card:#FFFFFF;--line:rgba(12,14,18,.11);--ink:#0B0D10;--muted:#5A6370;
 --lime:#4D9A00;--cyan:#0891B2;--violet:#7C3AED;--pink:#DB2777;--orange:#EA580C;--yellow:#B98900;
 --grad:linear-gradient(100deg,#65C400,#06B6D4 30%,#7C3AED 55%,#EC4899 78%,#F97316)}
html[data-theme=light] body::after{opacity:.035}
html[data-theme=light] .glow{display:none}
html[data-theme=light] header.top.solid{background:rgba(246,245,241,.8)}
html[data-theme=light] .nav a{color:#2A3038}html[data-theme=light] .nav a:hover{background:rgba(0,0,0,.05);color:#000}html[data-theme=light] .nav a[aria-current=page]{color:#000}
html[data-theme=light] .burger{background:#fff}html[data-theme=light] .burger span{background:#0B0D10}
html[data-theme=light] .tg-l,html[data-theme=light] .tg-t{background:#fff}
html[data-theme=light] .mmenu{background:radial-gradient(800px 500px at 80% 0,rgba(139,92,246,.18),transparent 60%),radial-gradient(700px 500px at 0 100%,rgba(101,196,0,.16),transparent 60%),#F6F5F1}
html[data-theme=light] .aurora{opacity:.45;filter:blur(80px) saturate(1.2)}
html[data-theme=light] .aurora i{mix-blend-mode:multiply}
html[data-theme=light] .gridbg{background-image:linear-gradient(rgba(0,0,0,.06) 1px,transparent 1px),linear-gradient(90deg,rgba(0,0,0,.06) 1px,transparent 1px)}
html[data-theme=light] .hero .lead{color:#3A424C}
html[data-theme=light] .seats,html[data-theme=light] .chipf{background:rgba(255,255,255,.85)}
html[data-theme=light] .btn-o{border-color:rgba(0,0,0,.18);background:rgba(255,255,255,.7)}html[data-theme=light] .btn-o:hover{background:#fff}
html[data-theme=light] .orbit .ring{border-color:rgba(0,0,0,.2)}html[data-theme=light] .orbit .ring.r2{border-color:rgba(0,0,0,.08)}
html[data-theme=light] .ticker{background:#fff}
html[data-theme=light] .tk{background:#fff}html[data-theme=light] .tk.big{background:none;-webkit-text-stroke:1px rgba(0,0,0,.35)}html[data-theme=light] .tk.big.fill{color:#0B0D10}
html[data-theme=light] .course{background:linear-gradient(160deg,color-mix(in srgb,var(--c) 22%,#fff),#fff 62%);border-color:color-mix(in srgb,var(--c) 45%,transparent)}
html[data-theme=light] .course ul{color:#2A3038}html[data-theme=light] .course .tags span{background:rgba(0,0,0,.04)}
html[data-theme=light] .course .cn{-webkit-text-stroke:1.2px color-mix(in srgb,var(--c) 80%,#000)}
html[data-theme=light] .course li::before{background:color-mix(in srgb,var(--c) 75%,#000)}
html[data-theme=light] .bx .huge{background:linear-gradient(120deg,color-mix(in srgb,var(--c) 80%,#000),#0B0D10);-webkit-background-clip:text;background-clip:text}
html[data-theme=light] .bx .bic{color:color-mix(in srgb,var(--c) 75%,#000)}
html[data-theme=light] .b1{background:radial-gradient(600px 400px at 100% 0,rgba(101,196,0,.18),transparent 60%),#fff}
html[data-theme=light] .stat:nth-child(1) b{color:#4D9A00}
html[data-theme=light] .step .dot{background:#fff;color:color-mix(in srgb,var(--c) 75%,#000)}
html[data-theme=light] section[style*="#0A0B0E"]{background:linear-gradient(180deg,transparent,#EEECE6 20%,#EEECE6 80%,transparent)!important}
html[data-theme=light] .sv{background:#fff}
html[data-theme=light] .gal button{background:#eee}
html[data-theme=light] .offer{background:#fff}html[data-theme=light] .offer::before{opacity:.22}html[data-theme=light] .offer p{color:#3A424C}html[data-theme=light] .offer .seatbig{-webkit-text-stroke:2px rgba(0,0,0,.25)}
html[data-theme=light] .faq details[open]{border-color:rgba(77,154,0,.45)}
html[data-theme=light] .ci .ic{background:rgba(77,154,0,.12)}
html[data-theme=light] .map{filter:none}
html[data-theme=light] .field input,html[data-theme=light] .field select,html[data-theme=light] .field textarea,html[data-theme=light] .pick span{background:#F6F5F1}
html[data-theme=light] .pick input:checked+span{background:color-mix(in srgb,var(--c) 18%,#fff)}
html[data-theme=light] .cd{background:linear-gradient(140deg,color-mix(in srgb,var(--c) 18%,#fff),#fff 55%)}
html[data-theme=light] .cd .cn{-webkit-text-stroke:1.2px color-mix(in srgb,var(--c) 80%,#000)}
html[data-theme=light] .cd .mods div{background:#fff}html[data-theme=light] .cd .mods div b{color:color-mix(in srgb,var(--c) 75%,#000)}
html[data-theme=light] .note{color:#6B5300;background:rgba(250,204,21,.12)}
html[data-theme=light] .wordmark{-webkit-text-stroke:1px rgba(0,0,0,.18)}
html[data-theme=light] .soc a:hover{background:#4D9A00;color:#fff}
html[data-theme=light] .toast{background:#0B0D10;color:#fff}
html[data-theme=light] ::selection{background:#4D9A00;color:#fff}