.acs{--bg:#fff;--bg2:#fff5f6;--ink:#1a1a2e;--mute:#7a7a8c;--brand:#f0465a;--brand2:#fde8eb;--line:#eceaf0;--card:#fff;--dark:#14142b;--shadow:0 4px 20px rgba(30,20,60,.08);color-scheme:only light;forced-color-adjust:none}.acs,.acs *{box-sizing:border-box;margin:0}.acs{font-family:var(--font-hind-siliguri),"Hind Siliguri",system-ui,sans-serif;background:var(--bg);color:var(--ink);line-height:1.5}.acs a{color:inherit;text-decoration:none}.acs .wrap{max-width:1080px;margin:0 auto;padding:0 20px}.acs .nav{display:flex;align-items:center;gap:22px;height:56px;background:var(--card);border-bottom:1px solid var(--line);padding:0 max(20px,calc(50% - 540px))}.acs .logo{width:34px;height:34px;border-radius:9px;background:var(--brand);color:#fff;display:grid;place-items:center;font-weight:700}.acs .nav a.l{font-size:13px;color:var(--mute)}.acs .nav .sp{flex:1}.acs .btn{display:inline-block;border:0;border-radius:8px;padding:10px 22px;font:600 14px var(--font-hind-siliguri),Hind Siliguri,sans-serif;cursor:pointer;background:var(--brand);color:#fff}.acs .btn.o{background:var(--card);color:var(--ink);box-shadow:var(--shadow)}.acs .btn.sm{padding:6px 16px;font-size:13px}.acs .hero-b{height:340px;background:radial-gradient(circle at 30% 20%,#1c7fa8,#0b3a5c 70%);display:grid;place-items:center;text-align:center;color:#fff}.acs .hero-b .pill{display:inline-block;border:4px solid #fff;border-radius:40px;padding:2px 34px;font:700 38px sans-serif;background:#0b2f4d}.acs .hero-b .c{letter-spacing:.5em;font-weight:600;margin:6px 0}.acs .hero-b h2{font:900 56px/1 sans-serif;color:#ffd91a;letter-spacing:-1px}.acs .hero-b p{margin-top:16px;font-size:20px}.acs .intro{text-align:center;padding:70px 20px 50px;background:linear-gradient(var(--bg2),var(--bg))}.acs .intro h1{font-size:34px;line-height:1.35}.acs .intro h1 em,.acs h2.s em{color:var(--brand);font-style:normal}.acs .intro p{color:var(--mute);margin:12px 0 22px;font-size:14px}.acs .intro .btn{margin:0 6px;min-width:150px}.acs .feat{display:grid;grid-template-columns:repeat(4,1fr);background:var(--card);border-radius:14px;box-shadow:var(--shadow);padding:30px;margin:30px auto 70px;text-align:center;font-size:13px;font-weight:600}.acs .ic{width:42px;height:42px;border-radius:10px;background:var(--brand2);margin:0 auto 8px;display:grid;place-items:center;color:var(--brand);font-size:18px}.acs h2.s{text-align:center;font-size:28px;line-height:1.3}.acs .sub{text-align:center;color:var(--mute);font-size:13px;margin:6px 0 26px}.acs section{padding:36px 0}.acs .cls{display:grid;grid-template-columns:1fr 1fr;gap:14px}.acs .cls a{display:flex;align-items:center;gap:12px;padding:12px 16px;border:1px solid var(--line);border-radius:12px;background:var(--card);font-weight:600;font-size:14px}.acs .cls a.on{background:var(--brand2);border-color:var(--brand)}.acs .cls b{width:34px;height:34px;border-radius:9px;display:grid;place-items:center;background:var(--brand2);color:var(--brand)}.acs .cls span{flex:1}.acs .cls i{color:var(--mute);font-style:normal}.acs .tabs{display:flex;gap:10px;justify-content:center;margin-bottom:22px;flex-wrap:wrap}.acs .tabs span{padding:6px 18px;border:1px solid var(--line);border-radius:8px;font-size:12px;background:var(--card);min-width:120px;text-align:center}.acs .tabs .on{border-color:var(--brand);color:var(--brand);background:var(--brand2)}.acs .grid4{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}.acs .grid3{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}.acs .card{background:var(--card);border:1px solid var(--line);border-radius:12px;overflow:hidden;box-shadow:var(--shadow)}.acs .th{aspect-ratio:16/9;display:flex;align-items:flex-end;padding:10px;color:#fff;font:800 20px/1 sans-serif;background:linear-gradient(135deg,#1b3a6b,#1396c9)}.acs .th.b{background:linear-gradient(135deg,#2a1a5e,#6c3fc9)}.acs .th.c{background:linear-gradient(135deg,#0f4d3a,#20a97a)}.acs .th.d{background:linear-gradient(135deg,#7a1b2a,#f0465a)}.acs .cb{padding:10px 12px;font-size:12px}.acs .cb h4{font-size:12px;font-weight:600;margin-bottom:6px}.acs .cb .row{display:flex;justify-content:space-between;color:var(--brand);font-weight:600;margin-top:10px}.acs .tag{display:inline-block;font-size:10px;padding:1px 8px;border-radius:5px;background:var(--brand2);color:var(--brand)}.acs .more{text-align:center;margin-top:22px}.acs .book{height:100px;background:linear-gradient(135deg,#f6d7a8,#e08a5a)}.acs .book.x{background:linear-gradient(135deg,#cfe6f7,#8bb7e0)}.acs .teach{display:grid;grid-template-columns:repeat(5,1fr);gap:14px}.acs .teach div{height:210px;border-radius:10px;background:linear-gradient(#e9e9ee,#cfcfd8);position:relative;color:#fff;font-size:11px}.acs .teach div p{position:absolute;bottom:0;left:0;right:0;padding:10px;background:linear-gradient(transparent,rgba(0,0,0,.75));border-radius:0 0 10px 10px}.acs .ai{display:grid;grid-template-columns:1.2fr 1fr;gap:20px;align-items:center;text-align:center;padding:30px 0}.acs .ai .bot{width:200px;height:200px;border-radius:50%;margin:auto;background:radial-gradient(#fff,#ebe5ff);display:grid;place-items:center;font-size:70px;box-shadow:var(--shadow)}.acs .ai .tg{display:inline-block;font-size:11px;color:var(--brand);background:var(--brand2);padding:2px 12px;border-radius:20px;margin-bottom:10px}.acs .testi{background:linear-gradient(#cfe0e8,var(--bg));padding:50px 0}.acs .vid{height:240px;max-width:560px;margin:auto;border-radius:12px;background:#2d3340;display:grid;place-items:center;color:#fff;font-size:40px}.acs .app{display:grid;grid-template-columns:1fr 1fr;align-items:center;gap:20px;padding:50px 0}.acs .phone{height:200px;background:var(--bg2);border-radius:14px;display:flex;gap:14px;justify-content:center;align-items:flex-end}.acs .phone i{width:80px;height:170px;border:3px solid var(--ink);border-bottom:0;border-radius:14px 14px 0 0;background:var(--card)}.acs .gp{display:inline-block;background:#000;color:#fff;border-radius:6px;padding:6px 14px;font-size:12px;margin-top:10px}.acs .soc{display:grid;grid-template-columns:1fr 1fr;gap:14px;max-width:760px;margin:auto}.acs .soc a{display:flex;align-items:center;gap:12px;padding:14px 18px;background:var(--card);border:1px solid var(--line);border-radius:12px;font-weight:600;font-size:14px;box-shadow:var(--shadow)}.acs .soc a b{width:36px;height:36px;border-radius:10px;display:grid;place-items:center;color:#fff;background:var(--brand)}.acs .soc a span{flex:1}.acs .soc a em{font-style:normal;color:var(--brand);font-size:11px}.acs footer{margin-top:50px;border-top:1px solid var(--line);padding:30px 0;font-size:12px;color:var(--mute)}.acs footer .wrap{display:grid;grid-template-columns:1.2fr 1fr 1.4fr 1.4fr;gap:20px}.acs footer h5{color:var(--ink);font-size:13px;margin-bottom:8px}@media(max-width:760px){.acs .grid3,.acs .grid4,.acs .teach{grid-template-columns:1fr 1fr}.acs .ai,.acs .app,.acs .cls,.acs .soc,.acs footer .wrap{grid-template-columns:1fr}.acs .feat{grid-template-columns:1fr 1fr;gap:20px}.acs .hero-b h2{font-size:34px}.acs .hero-b .pill{font-size:26px}.acs .nav a.l{display:none}}.acs{overflow-x:hidden;min-height:100vh}.acs,.acs *,.acs h1,.acs h2,.acs h3,.acs h4,.acs h5,.acs p,.acs ul{margin:0}.acs a.btn,.acs button.btn{text-align:center}.acs .dr-root{position:fixed;inset:0;z-index:100;pointer-events:none}.acs .dr-back{position:absolute;inset:0;background:rgba(0,0,0,.35);opacity:0;transition:opacity .25s}.acs .dr-root.open{pointer-events:auto}.acs .dr-root.open .dr-back{opacity:1}.acs .dr-x{position:absolute;top:14px;right:14px;width:28px;height:28px;border-radius:50%;border:2px solid var(--ink);background:none;color:var(--ink);font-size:18px;line-height:1;cursor:pointer;display:grid;place-items:center}.acs .dr-panel{position:absolute;top:0;right:0;bottom:0;width:min(500px,100%);background:#fff;box-shadow:-10px 0 40px rgba(0,0,0,.18);transform:translateX(100%);transition:transform .3s ease;overflow-y:auto}.acs .dr-root.open .dr-panel{transform:none}.acs .dr-body{min-height:100%;display:flex;flex-direction:column;align-items:center;justify-content:center;padding:40px;text-align:center}.acs .dr-logo{width:64px;height:auto;max-height:72px;-o-object-fit:contain;object-fit:contain;margin-bottom:14px}.acs .dr-logo-fb{width:56px;height:56px;font-size:22px;margin-bottom:14px}.acs .dr-body h3{font-size:22px;font-weight:700}.acs .dr-sub{color:var(--mute);font-size:13px;margin:6px 0 22px}.acs .dr-opt{width:100%;display:flex;align-items:center;justify-content:center;gap:10px;height:40px;margin-bottom:12px;border:1px solid #d9d9e2;border-radius:999px;background:#fff;color:var(--ink);font:600 14px var(--font-hind-siliguri),Hind Siliguri,sans-serif;cursor:pointer;transition:background .15s,border-color .15s}.acs .dr-opt:hover{background:#faf9fc;border-color:#c4c4d0}.acs .dr-form{width:100%;display:grid;gap:12px}.acs .dr-form input{height:42px;border:1px solid #d9d9e2;border-radius:10px;padding:0 14px;font:500 14px var(--font-hind-siliguri),Hind Siliguri,sans-serif;color:var(--ink);background:#fff;outline:none;width:100%}.acs .dr-form input:focus{border-color:var(--brand)}.acs .dr-form .btn{height:42px;border-radius:10px;width:100%}.acs .dr-link{font-size:12px;color:var(--mute);cursor:pointer;text-decoration:underline}.acs .dr-fine{margin-top:14px;font-size:11px;color:#9a9aab}.acs .dr-fine a{text-decoration:underline}.acs.rg-page{justify-content:center;padding:32px 16px;background:linear-gradient(var(--bg2),var(--bg))}.acs .rg-card,.acs.rg-page{display:flex;align-items:center}.acs .rg-card{width:100%;max-width:440px;background:#fff;border:1px solid var(--line);border-radius:16px;box-shadow:var(--shadow);padding:32px 28px;text-align:center;flex-direction:column}.acs .rg-card h3{font-size:22px;font-weight:700}.acs .rg-form{text-align:left}.acs .rg-form label{display:grid;gap:6px;font-size:13px;font-weight:600;color:var(--ink)}.acs .rg-form select{height:42px;border:1px solid #d9d9e2;border-radius:10px;padding:0 12px;font:500 14px var(--font-hind-siliguri),Hind Siliguri,sans-serif;color:var(--ink);background:#fff;outline:none;width:100%}.acs .rg-form select:focus{border-color:var(--brand)}.acs .rg-form .dr-fine,.acs .rg-form .dr-link{text-align:center;margin:0}.acs .rg-rel{position:relative}.acs .rg-sug{position:absolute;top:100%;left:0;right:0;z-index:5;margin-top:4px;list-style:none;padding:4px;background:#fff;border:1px solid var(--line);border-radius:10px;box-shadow:var(--shadow);max-height:220px;overflow-y:auto}.acs .rg-sug li{padding:8px 10px;border-radius:8px;font-size:13px;font-weight:500;cursor:pointer}.acs .rg-sug li:hover{background:var(--brand2)}.acs.acs-host{min-height:0;height:0;background:transparent;overflow:visible}.acs .dr-form input:disabled{background:#f6f5f9;color:var(--mute)}.acs.acs-part{min-height:0}.acs .hsc-sel{display:block}.acs .hsc-btn{width:100%;height:42px;display:flex;align-items:center;justify-content:space-between;border:1px solid #d9d9e2;border-radius:10px;padding:0 14px;background:#fff;color:var(--ink);font:500 14px var(--font-hind-siliguri),Hind Siliguri,sans-serif;cursor:pointer;text-align:left}.acs .hsc-btn.ph{color:#8b8b9c}.acs .hsc-btn:focus{outline:none;border-color:var(--brand)}.acs .hsc-caret{font-size:12px;color:var(--mute);transition:transform .15s}.acs .hsc-caret.up{transform:rotate(180deg)}.acs .hsc-list{list-style:none;padding:4px;margin-top:6px;border:1px solid var(--line);border-radius:10px;background:#fff;max-height:200px;overflow-y:auto;box-shadow:var(--shadow)}.acs .hsc-list li{padding:8px 10px;border-radius:8px;font-size:14px;font-weight:500;cursor:pointer}.acs .hsc-list li:hover{background:var(--brand2)}.acs .hsc-list li.on{color:var(--brand);font-weight:700}.acs .rg-form .dr-field{display:grid;gap:6px;font-size:13px;font-weight:600;color:var(--ink)}