.abx{--bg:#0A0E1F;--bg2:#0F1533;--glass:rgba(255,255,255,.045);--ln:rgba(255,255,255,.1);--tx:#EEF1FF;--mut:#A3ABD0;--gold:#FFC24B;--gold2:#FF9F43;--coral:#FF6B57;--vio:#8B7BFF;--mint:#34D1B0;--sky:#58AEFF;--sh:0 30px 60px -30px rgba(0,0,0,.8);
margin:0;background:var(--bg);color:var(--tx);font:400 17px/1.75 'Hind Siliguri','Noto Sans Bengali',system-ui,sans-serif;-webkit-font-smoothing:antialiased;overflow-x:hidden}
.abx *{box-sizing:border-box}.abx img{max-width:100%;display:block}.abx a{text-decoration:none;color:inherit}
.abx h1,.abx h2,.abx h3{font-family:'Anek Bangla','Hind Siliguri',sans-serif;line-height:1.25;margin:0;color:var(--tx);font-weight:800}
.abx p{margin:0}.wrap{max-width:1160px;margin:0 auto;padding:0 22px}.narrow{max-width:780px}.muted{color:var(--mut)}
.strip{background:linear-gradient(90deg,var(--gold),var(--gold2));color:#1A1405;text-align:center;font-weight:600;font-size:14px;padding:7px 12px}
.nav{position:sticky;top:0;z-index:50;background:rgba(10,14,31,.78);backdrop-filter:blur(16px);border-bottom:1px solid var(--ln)}
.nav-in{display:flex;align-items:center;gap:26px;height:92px}.brand img{height:76px;width:auto}.links{display:flex;gap:28px;margin-left:auto;font-weight:500;font-size:15px;color:var(--mut)}.links a:hover{color:var(--gold)}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;border:0;cursor:pointer;font:700 17px 'Anek Bangla','Hind Siliguri',sans-serif;color:#1A1405;padding:15px 32px;border-radius:999px;background:linear-gradient(135deg,var(--gold),var(--gold2));box-shadow:0 16px 34px -14px rgba(255,170,60,.65);transition:transform .2s,box-shadow .2s}
.btn:hover{transform:translateY(-2px);box-shadow:0 22px 40px -14px rgba(255,170,60,.8)}.btn:focus-visible{outline:3px solid var(--vio);outline-offset:3px}
.btn.sm{padding:10px 22px;font-size:15px}.btn.block{width:100%}.btn.ghost{background:transparent;color:var(--tx);box-shadow:inset 0 0 0 1.5px rgba(255,255,255,.25)}.btn.y{background:linear-gradient(135deg,var(--gold),var(--gold2));color:#1A1405}
.pill{display:inline-block;background:rgba(255,194,75,.1);border:1px solid rgba(255,194,75,.35);color:var(--gold);font-weight:600;font-size:14px;padding:4px 16px;border-radius:999px;margin-bottom:14px}
.hero{position:relative;padding:60px 0 40px;overflow:hidden}.blob{position:absolute;border-radius:50%;filter:blur(90px);z-index:0}.b1{width:460px;height:460px;background:rgba(139,123,255,.35);top:-140px;left:-120px}.b2{width:480px;height:480px;background:rgba(255,107,87,.22);right:-140px;top:60px}
.hero-in{position:relative;z-index:1;display:grid;grid-template-columns:1.05fr .95fr;gap:30px;align-items:center}
.hero h1{font-size:clamp(34px,5vw,58px)}.hero h1 em{font-style:normal;background:linear-gradient(135deg,var(--gold),var(--coral));-webkit-background-clip:text;background-clip:text;color:transparent}
.lead{font-size:19px;color:var(--mut);margin:16px 0 24px;max-width:540px}
.price-row{display:flex;align-items:center;gap:16px;margin-bottom:24px}.price{font:800 50px/1 'Anek Bangla',sans-serif;color:var(--gold)}.price-note{font-size:14px;color:var(--mut);line-height:1.5;border-left:2px solid var(--ln);padding-left:14px}
.cta-row{display:flex;gap:12px;flex-wrap:wrap}.ticks{list-style:none;padding:0;margin:22px 0 0;display:flex;gap:8px 18px;flex-wrap:wrap;font-size:14px;color:var(--mut)}.ticks li:before{content:"✓ ";color:var(--mint);font-weight:700}
.covers{position:relative;height:470px}.covers img{position:absolute;border-radius:14px;box-shadow:0 40px 70px -24px #000;border:1px solid rgba(255,255,255,.18)}
.c1{width:80%;left:0;top:165px;transform:rotate(-5deg)}.c2{width:50%;right:0;top:0;transform:rotate(5deg);z-index:2}
.chip{position:absolute;z-index:3;background:rgba(15,21,51,.85);backdrop-filter:blur(10px);border:1px solid var(--ln);border-radius:999px;padding:6px 16px;font-weight:600;font-size:14px;animation:fl 5s ease-in-out infinite}.k1{left:0;top:96px}.k2{right:0;bottom:18px;animation-delay:-2.5s}
@keyframes fl{50%{transform:translateY(-10px)}}
.banner{margin-top:26px}.bn{border-radius:26px;overflow:hidden;box-shadow:var(--sh);border:1px solid var(--ln)}.bn-d{width:100%;height:auto}.bn-m{display:none}
.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:14px;margin-top:26px}.stats div{background:var(--glass);border:1px solid var(--ln);border-radius:20px;padding:16px 8px;text-align:center}
.stats b{display:block;font:800 26px/1.3 'Anek Bangla',sans-serif;color:var(--gold)}.stats span{font-size:14px;color:var(--mut)}
.sec{padding:88px 0}.tint{background:var(--bg2)}.head{text-align:center;max-width:680px;margin:0 auto 42px}.head h2,.split h2,.offer h2{font-size:clamp(28px,4vw,42px)}
.split{display:grid;grid-template-columns:1.1fr .9fr;gap:50px;align-items:center}.list{list-style:none;padding:0;margin:18px 0 26px;display:grid;gap:8px;font-weight:500}
.phone{justify-self:center;width:min(300px,100%);background:#05070F;border-radius:44px;padding:11px;border:1px solid rgba(255,255,255,.2);box-shadow:0 50px 80px -30px #000,0 0 80px -20px rgba(139,123,255,.45)}.screen{position:relative;aspect-ratio:9/16;border-radius:34px;overflow:hidden;background:#000}.screen video,.screen iframe{position:absolute;inset:0;width:100%;height:100%;border:0;object-fit:contain}
.grid3{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}.card{background:var(--glass);border:1px solid var(--ln);border-radius:26px;padding:28px;box-shadow:var(--sh)}.card h3{font-size:21px;margin:14px 0 6px}.card p{color:var(--mut);font-size:16px}
.ic{width:54px;height:54px;border-radius:16px;display:grid;place-items:center;color:#fff}.c-a{background:linear-gradient(135deg,var(--coral),var(--gold2))}.c-b{background:linear-gradient(135deg,var(--sky),var(--vio))}.c-c{background:linear-gradient(135deg,var(--mint),var(--sky))}
.real{margin:0 auto 34px;max-width:640px}.real img{border-radius:24px;box-shadow:var(--sh);border:1px solid var(--ln);width:100%}
.item{padding:14px 14px 22px}.item h3,.item p{padding:0 8px}.ph{aspect-ratio:4/3;border-radius:18px;overflow:hidden;background:#1A2150;display:grid;place-items:center}.ph img{width:100%;height:100%;object-fit:cover}.ph.fit img{object-fit:contain;padding:6px}.ph.note{font-size:60px}
.specs{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}.spec{text-align:center;padding:26px 14px;border-radius:24px;border:1px solid var(--ln);background:linear-gradient(180deg,rgba(255,194,75,.09),transparent)}.spec b{display:block;font:800 26px/1.3 'Anek Bangla',sans-serif;color:var(--gold)}.spec span{color:var(--mut);font-size:15px}
.steps .step{text-align:center}.step i{display:grid;place-items:center;width:54px;height:54px;margin:0 auto;border-radius:50%;background:linear-gradient(135deg,var(--vio),var(--sky));color:#fff;font:800 24px 'Anek Bangla',sans-serif;font-style:normal}.step b{color:var(--gold)}
.offer{max-width:520px;margin:0 auto;text-align:center;background:linear-gradient(180deg,rgba(255,194,75,.1),var(--glass));border:1px solid rgba(255,194,75,.35);border-radius:32px;padding:40px 30px;box-shadow:var(--sh)}.big{font:800 66px/1.1 'Anek Bangla',sans-serif;color:var(--gold);margin:10px 0 14px}
.ln{display:flex;justify-content:space-between;gap:10px;padding:10px 0;border-top:1px dashed rgba(255,255,255,.18);text-align:left}.ln.tot{font-size:19px;color:var(--gold)}.offer .btn{margin-top:20px}
details{background:var(--glass);border:1px solid var(--ln);border-radius:18px;padding:16px 20px;margin-bottom:12px}summary{cursor:pointer;font-weight:600;list-style:none;display:flex;justify-content:space-between;gap:12px}summary::-webkit-details-marker{display:none}summary:after{content:"+";color:var(--gold);font-size:24px;line-height:1}details[open] summary:after{content:"–"}details p{margin-top:10px;color:var(--mut)}
.final{background:radial-gradient(circle at 50% 0,rgba(139,123,255,.45),transparent 60%),#0D1230;text-align:center;padding:84px 0;border-top:1px solid var(--ln)}.final h2{font-size:clamp(26px,4vw,38px);margin-bottom:26px}
.foot{background:#060812;color:var(--mut);text-align:center;padding:40px 0 100px;font-size:15px;border-top:1px solid var(--ln)}.foot img{height:96px;width:auto;margin:0 auto 12px}
.bar{position:fixed;left:0;right:0;bottom:0;z-index:60;padding:10px 14px calc(10px + env(safe-area-inset-bottom));background:rgba(10,14,31,.92);backdrop-filter:blur(14px);border-top:1px solid var(--ln);transform:translateY(110%);transition:transform .3s;display:none}.bar.on{transform:none}
.modal{position:fixed;inset:0;z-index:100;background:rgba(3,5,14,.78);backdrop-filter:blur(6px);display:none;align-items:center;justify-content:center;padding:16px}.modal.on{display:flex}
.mbox{position:relative;background:#121839;border:1px solid var(--ln);border-radius:28px;width:min(480px,100%);max-height:94vh;overflow:auto;padding:28px 24px;box-shadow:var(--sh)}.x{position:absolute;right:14px;top:10px;border:0;background:none;font-size:32px;cursor:pointer;color:var(--mut)}
.mbox h3{font-size:24px}.mbox label{display:block;font-weight:600;font-size:15px;margin-top:14px}.mbox input,.mbox textarea{width:100%;margin-top:5px;padding:12px 14px;border:1.5px solid var(--ln);border-radius:14px;font:inherit;background:#0A0E1F;color:var(--tx)}.mbox input[type=file]{padding:10px;font-size:14px}.mbox input:focus,.mbox textarea:focus{outline:0;border-color:var(--gold);box-shadow:0 0 0 4px rgba(255,194,75,.15)}
.hint{display:block;color:var(--mut);font-size:13px;margin-top:4px}.tip{background:rgba(255,194,75,.1);border:1px solid rgba(255,194,75,.3);border-radius:14px;padding:10px 14px;font-size:14px;margin-top:10px;color:#FFE3A6}
.hp{position:absolute!important;left:-9999px}.sum{display:flex;justify-content:space-between;background:rgba(255,255,255,.05);border-radius:14px;padding:12px 16px;margin:18px 0 6px;font-size:15px}.sum b{color:var(--gold)}.err{color:#FF8A80;font-size:14px;min-height:20px;margin-bottom:8px}.ok{text-align:center}.tick{width:70px;height:70px;margin:0 auto 10px;border-radius:50%;background:var(--mint);color:#04140F;font-size:38px;display:grid;place-items:center}.ok .btn{margin-top:16px}
.js .rv{opacity:0;transform:translateY(22px);transition:opacity .7s,transform .7s}.js .rv.in{opacity:1;transform:none}
@media(prefers-reduced-motion:reduce){.chip{animation:none}.js .rv{opacity:1;transform:none;transition:none}}
@media(max-width:860px){.links{display:none}.nav-in{justify-content:space-between;height:80px}.brand img{height:62px}.hero-in,.split{grid-template-columns:1fr}.covers{height:390px;max-width:440px;margin:0 auto;width:100%}.grid3{grid-template-columns:1fr}.stats,.specs{grid-template-columns:repeat(2,1fr)}.sec{padding:62px 0}.bar{display:block}
 .abx .bn-d{display:none}.bn-m{display:grid;gap:4px;background:var(--bg)}.bn-m i{display:block;aspect-ratio:3/2;background-size:190% auto;background-position:0 50%;background-repeat:no-repeat}.bn-m i.r{background-position:100% 50%}.bn{border-radius:22px}}