:root{--bg:#ffffff;--fg:#202622;--muted:#6b746d;--green:#0a5c33;--green-soft:#eef5f0;--gold:#b58a1c;--gold-soft:#fbf4e4;--line:#e7eae7;--card:#ffffff;--scale:15px;--maxw:720px;--font-bn:"Hind Siliguri","Noto Sans Bengali",system-ui,sans-serif;--font-en:"Inter",system-ui,sans-serif;color-scheme:light}@media (prefers-color-scheme:dark){:root:not([data-theme=light]){--bg:#0e1411;--fg:#e8ece9;--muted:#9aa49d;--green:#43b277;--green-soft:#15231b;--gold:#d9b24a;--gold-soft:#241f12;--line:#26302a;--card:#121a16;color-scheme:dark}}:root[data-theme=dark]{--bg:#0e1411;--fg:#e8ece9;--muted:#9aa49d;--green:#43b277;--green-soft:#15231b;--gold:#d9b24a;--gold-soft:#241f12;--line:#26302a;--card:#121a16;color-scheme:dark}*{box-sizing:border-box}body,html{margin:0;padding:0}html{scroll-behavior:smooth}img{max-width:100%}[hidden]{display:none!important}body{background:var(--bg);color:var(--fg);font-family:var(--font-bn);font-size:var(--scale);line-height:1.6;text-align:center;font-feature-settings:"tnum";-webkit-font-smoothing:antialiased;padding-bottom:64px}.wrap{width:100%;max-width:var(--maxw);margin-left:auto;margin-right:auto;padding-left:max(18px,env(safe-area-inset-left,0px));padding-right:max(18px,env(safe-area-inset-right,0px))}section{border-top:1px solid var(--line);padding-block:38px;scroll-margin-top:66px}section.first{border-top:0}h1,h2,h3{font-weight:700;line-height:1.3;text-wrap:balance;margin:0 auto}h1{font-size:1.72rem;max-width:16ch}h2{font-size:1.28rem;max-width:22ch}h3{font-size:1.02rem}p{margin:0 auto}.en,.num{font-family:var(--font-en)}.num{font-feature-settings:"tnum";font-variant-numeric:tabular-nums}.muted{color:var(--muted)}.small{font-size:.86rem}.lead{max-width:40ch;margin:12px auto 0;color:var(--muted)}a{color:var(--green)}header{position:-webkit-sticky;position:sticky;top:0;z-index:10;background:var(--bg);border-bottom:1px solid var(--line)}.headrow{display:flex;align-items:center;justify-content:space-between;gap:12px}.brand{display:inline-block;padding-block:11px;font-family:var(--font-en);font-weight:700;font-size:1.18rem;letter-spacing:.2px;text-decoration:none;text-align:left}.brand b{color:var(--fg)}.brand span{color:var(--green)}.brand .bar{display:block;width:44px;height:3px;background:var(--green);border-radius:2px;margin:3px 0 0}.livestrip{background:#0b2a1b;color:#eaf3ee;font-size:.72rem;letter-spacing:.5px;text-align:center;padding:5px 0;font-family:var(--font-en);font-weight:600}.livestrip .dot{display:inline-block;width:7px;height:7px;border-radius:50%;background:#43b277;margin-right:7px;vertical-align:middle;animation:pulse 2s infinite}@keyframes pulse{0%,to{opacity:1}50%{opacity:.35}}@media (prefers-reduced-motion:reduce){.livestrip .dot{animation:none}}.menubtn{background:none;border:0;color:var(--fg);cursor:pointer;padding:7px;display:inline-flex;border-radius:8px;line-height:0}.menubtn:hover{background:var(--green-soft)}.backdrop{position:fixed;inset:0;background:rgba(0,0,0,.32);z-index:40}.drawer{position:fixed;top:0;right:0;height:100%;width:min(82vw,320px);background:var(--bg);border-left:1px solid var(--line);z-index:50;transform:translateX(100%);transition:transform .22s 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1;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:2px;padding:8px 2px 7px;background:none;border:0;cursor:pointer;color:var(--muted);text-decoration:none;font-family:var(--font-bn);font-size:.72rem}.bitem.active{color:var(--green)}.bitem span{line-height:1}.askpill{position:fixed;right:16px;bottom:72px;z-index:31;background:var(--green);color:#fff;font-family:var(--font-bn);font-weight:600;font-size:.85rem;padding:10px 18px;border:0;cursor:pointer;border-radius:999px;text-decoration:none;box-shadow:0 6px 18px rgba(10,92,51,.3)}.sheetwrap{position:fixed;inset:0;z-index:60;background:rgba(10,20,15,.45);display:flex;align-items:flex-end}.sheet{background:var(--bg);width:100%;max-height:75vh;border-radius:16px 16px 0 0;display:flex;flex-direction:column;animation:sheetup .22s ease}@keyframes sheetup{0%{transform:translateY(100%)}to{transform:translateY(0)}}.sheethead{display:flex;align-items:center;justify-content:space-between;padding:13px 16px;border-bottom:1px solid var(--line)}.sheethead span{font-family:var(--font-bn);font-weight:600;font-size:1.05rem}.sheetx{background:none;border:0;color:var(--muted);cursor:pointer;padding:4px;line-height:0;display:inline-flex}.sheetbody{overflow-y:auto;padding:4px 16px 24px}.sheetbody .asksearch{margin:12px auto 4px}@media(min-width:720px){.sheetwrap{align-items:center;justify-content:center}.sheet{max-width:560px;max-height:80vh;border-radius:16px}}.backlink{font-family:var(--font-bn);font-size:.92rem;color:var(--green);text-decoration:none;font-weight:600;padding:7px 4px}.backlink:hover{text-decoration:underline}.asksearch{width:100%;max-width:440px;margin:14px auto 4px;display:block;text-align:left;font-family:var(--font-bn);font-size:1rem;padding:12px 14px;border:1px solid var(--line);border-radius:10px;background:var(--bg);color:var(--fg)}.asksearch:focus-visible{outline:2px solid var(--green);outline-offset:2px}.welcomewrap{position:fixed;inset:0;z-index:60;display:flex;align-items:center;justify-content:center;padding:18px}.welcomeback{position:absolute;inset:0;background:rgba(0,0,0,.4)}.welcomecard{position:relative;z-index:1;background:var(--card);border:1px solid var(--line);border-radius:16px;max-width:360px;width:100%;padding:26px 20px;text-align:center;box-shadow:0 20px 50px rgba(0,0,0,.22)}.welcomebrand{font-size:1.3rem;margin-bottom:6px}.welcomecard h2{font-size:1.2rem;margin:0 auto 8px}.welcomecard p{color:var(--muted);font-size:.92rem;line-height:1.7;max-width:32ch;margin:0 auto 18px}.welcomecard .go{margin-top:0}.hero{padding-block:14px 24px}.tag{display:inline-block;font-size:.76rem;letter-spacing:.6px;text-transform:uppercase;color:var(--green);background:var(--green-soft);padding:5px 12px;border-radius:999px;margin-bottom:14px}.tool{border:1px solid var(--line);border-radius:14px;background:var(--card);padding:20px 16px;margin:0 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0;max-width:500px;font-size:.82rem;color:var(--muted)}.steps{display:grid;grid-template-columns:repeat(3,1fr);grid-gap:18px;gap:18px;max-width:620px;margin:22px auto 0}.step .n{font-family:var(--font-en);font-weight:700;color:var(--green);font-size:1.3rem}.step h3{margin-top:4px}.step p{font-size:.88rem;color:var(--muted);max-width:26ch}.alertbox{border:1px solid var(--line);border-radius:14px;background:var(--card);padding:22px 16px;max-width:460px;margin:20px auto 0}.alertbox input[type=email]{max-width:320px;margin:14px auto 10px}.msg{margin-top:12px;font-size:.9rem;color:var(--green);min-height:1.2em}.faq{max-width:620px;margin:16px auto 0;text-align:center}details{border-top:1px solid var(--line);padding:4px 0}summary{cursor:pointer;list-style:none;padding:12px 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(min-width:861px){.bottombar{display:none}body{padding-bottom:0}.askpill{bottom:20px}}.authwrap{min-height:100vh;display:flex;align-items:center;justify-content:center;background:var(--green-soft);padding:28px 16px}.authcard{background:var(--card);border:1px solid var(--line);border-radius:18px;box-shadow:0 14px 40px rgba(0,0,0,.07);padding:28px 22px;width:100%;max-width:380px;text-align:center}.authbrand{display:inline-block;font-family:var(--font-en);font-weight:700;font-size:1.3rem;text-decoration:none;margin-bottom:6px}.authbrand b{color:var(--fg)}.authbrand span{color:var(--green)}.authh1{font-size:1.5rem;margin:6px auto 18px}.pbtn{display:flex;align-items:center;justify-content:center;gap:9px;width:100%;padding:12px 14px;border-radius:10px;font-family:var(--font-en);font-weight:600;font-size:.98rem;text-decoration:none;margin-bottom:10px;border:1px solid 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.eye{position:absolute;right:8px;top:50%;transform:translateY(-50%);background:none;border:0;color:var(--muted);cursor:pointer;padding:6px;display:inline-flex;line-height:0}.go.block{display:block;width:100%;text-align:center;padding:12px 20px;margin-top:2px}.loginlinks{display:flex;flex-wrap:wrap;justify-content:center;gap:6px 16px;margin-top:12px}.linkbtn{background:none;border:0;color:var(--green);cursor:pointer;font-family:var(--font-bn);font-size:.86rem;text-decoration:underline;padding:2px}.drawerauth{margin-top:auto;border-top:1px solid var(--line);padding-top:8px}.drawerlink.signin{color:var(--green);border-left-color:transparent}.board{border-top:0;padding-top:4px}.calc{background:var(--card);border:1px solid var(--line);border-radius:14px;padding:14px;max-width:440px;margin:0 auto 18px}.calchead{display:flex;align-items:center;justify-content:center;gap:6px;font-size:.8rem;color:var(--fg);font-weight:500;margin-bottom:12px}.duo{display:flex;align-items:stretch;gap:8px}.cbox{flex:1 1;min-width:0;border:1px solid var(--line);border-radius:12px;padding:8px 6px;display:block;cursor:text;background:var(--bg)}.cbox:focus-within{border-color:var(--green)}.clabel{display:flex;align-items:center;justify-content:center;gap:6px;font-size:.72rem;color:var(--muted);margin-bottom:4px}.clabel img{border-radius:2px;display:block}.cin{display:flex;align-items:baseline;justify-content:center;gap:3px}.csign{font-size:1.05rem;color:var(--green);font-weight:700;flex:none}.cin input{border:0;outline:0;width:100%;min-width:0;background:transparent;text-align:center;font-family:var(--font-en);font-feature-settings:"tnum";font-variant-numeric:tabular-nums;font-size:1.1rem;font-weight:700;color:var(--fg);padding:0}.swap{display:flex;align-items:center;color:var(--muted)}.plist{display:grid;grid-template-columns:repeat(2,1fr);grid-gap:12px;gap:12px;max-width:640px;margin:0 auto}.pcard{position:relative;border:1px solid var(--line);border-radius:14px;padding:16px 12px;background:var(--card);text-align:center;display:flex;flex-direction:column;align-items:center;gap:2px}.pcard.best{background:var(--gold-soft);border-color:var(--green);border-width:1.5px}.rank{position:absolute;top:8px;left:10px;font-family:var(--font-en);font-size:.72rem;font-weight:600;color:var(--muted)}.pcard.best .rank{color:var(--green)}.phead{display:flex;align-items:center;justify-content:center;gap:7px;margin-bottom:4px;min-height:24px}.phead .pn{font-family:var(--font-en);font-weight:600;font-size:.92rem}.plogo{width:22px;height:22px;object-fit:contain;border-radius:5px;flex:none}.plogo.fb{display:inline-flex;align-items:center;justify-content:center;background:var(--bg);color:var(--muted);font-family:var(--font-en);font-weight:600;font-size:.8rem}.estb{font-size:.62rem;color:var(--gold);border:1px solid var(--gold);border-radius:999px;padding:0 7px;margin-bottom:2px}.pmain{font-family:var(--font-en);font-feature-settings:"tnum";font-variant-numeric:tabular-nums;font-size:1.02rem;font-weight:600}.pinc,.pmain{color:var(--muted)}.pinc{font-size:.74rem}.plbl{font-size:.7rem;color:var(--muted);margin-top:4px;line-height:1}.ptot{font-family:var(--font-en);font-feature-settings:"tnum";font-variant-numeric:tabular-nums;font-size:1.3rem;font-weight:700;color:var(--green);line-height:1.2;white-space:nowrap}.plist .go{margin-top:10px}@media(min-width:720px){.plist{grid-template-columns:repeat(3,1fr)}}