@font-face{font-family:'THB Digits';src:url(thb-digits-500.woff2) format('woff2');font-weight:100 599;font-display:swap;unicode-range:U+09E6-09EF}@font-face{font-family:'THB Digits';src:url(thb-digits-700.woff2) format('woff2');font-weight:600 900;font-display:swap;unicode-range:U+09E6-09EF}

*{box-sizing:border-box}
body{margin:0;background:#F2EEE8;font-family:'THB Digits','Hind Siliguri',Arial,sans-serif;color:#2D2A27;font-size:18px;line-height:1.75}
a{color:#7B2E2A}a:hover{color:#55201D}
.hd{background:#FAF8F4;border-bottom:1px solid #E2DCD4}
.hd-in{max-width:1100px;margin:0 auto;padding:12px 16px;display:flex;flex-wrap:wrap;gap:12px 24px;align-items:center;justify-content:space-between}
.brand{display:flex;align-items:center;gap:12px;text-decoration:none;color:#2D2A27}
.brand img{height:40px;width:auto}
.brand b{display:block;font-size:17px;line-height:1.25}.brand small{display:block;font-size:12px;color:#6B6560;line-height:1.3}
.hd nav{display:flex;flex-wrap:wrap;gap:8px;align-items:center}
.hd nav a{text-decoration:none;font-size:15px;padding:6px 12px;border-radius:999px;border:1px solid #E2DCD4;color:#2D2A27}
.hd nav a.on{background:#7B2E2A;border-color:#7B2E2A;color:#fff}
.hero{background:#2D2A27;color:#F2EEE8}
.hero-in{max-width:1100px;margin:0 auto;padding:56px 16px 48px}
.eb{margin:0;color:#E6CFC9;font-weight:600;letter-spacing:1px;font-size:15px}
.hero h1{margin:10px 0 12px;font-family:'Noto Serif Bengali',Georgia,serif;font-size:clamp(30px,5vw,48px);line-height:1.25}
.hero p.lead{margin:0;max-width:760px;color:#DED5CF;font-size:19px}
.wrap{max-width:1100px;margin:0 auto;padding:40px 16px 72px;display:grid;grid-template-columns:260px minmax(0,1fr);gap:40px;align-items:start}
.toc{position:sticky;top:16px;background:#FAF8F4;border:1px solid #E2DCD4;border-radius:16px;padding:18px}
.toc p{margin:0 0 8px;font-weight:700;font-size:15px;color:#7B2E2A}
.toc ol{margin:0;padding-left:0;list-style:none;font-size:15px;line-height:1.5}
.toc li{margin:0 0 8px}.toc a{text-decoration:none;color:#2D2A27}.toc a:hover{color:#7B2E2A}
article h2{font-family:'Noto Serif Bengali',Georgia,serif;font-size:clamp(23px,3vw,30px);line-height:1.35;margin:48px 0 14px;padding-top:24px;border-top:3px solid #7B2E2A;scroll-margin-top:16px}
article h2:first-of-type{margin-top:8px}
article ol,article ul{padding-left:26px}
article ol{list-style-type:bengali}
article li{margin:0 0 8px}
article code{background:#ECE7E0;padding:1px 6px;border-radius:6px;font-size:.92em}
article table{border-collapse:collapse;width:100%;margin:12px 0 20px;font-size:16px;display:block;overflow-x:auto}
article th,article td{border:1px solid #E2DCD4;padding:8px 10px;text-align:left;vertical-align:top}
article th{background:#2D2A27;color:#F2EEE8}
article tr:nth-child(even) td{background:#FAF8F4}
.pn{display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;margin-top:48px}
.pn a{display:inline-block;text-decoration:none;font-weight:600;padding:12px 20px;border-radius:999px;border:1px solid #7B2E2A}
.pn a.pri{background:#7B2E2A;color:#fff}
.cta{margin-top:40px;background:#7B2E2A;color:#fff;border-radius:20px;padding:28px}
.cta h3{margin:0 0 8px;font-size:22px}.cta p{margin:0 0 16px;color:#EFE6E1}
.cta a{display:inline-block;background:#FAF8F4;color:#7B2E2A;font-weight:700;padding:12px 24px;border-radius:999px;text-decoration:none}
.note{font-size:14px;color:#6B6560}
.cards{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:16px;margin:8px 0 32px}
.card{background:#FAF8F4;border:1px solid #E2DCD4;border-radius:16px;padding:22px;text-decoration:none;color:#2D2A27;display:block}
.card:hover{border-color:#7B2E2A}
.card .n{font-family:'Noto Serif Bengali',Georgia,serif;font-size:26px;font-weight:700;color:#7B2E2A;margin:0}
.card h3{margin:4px 0 6px;font-size:21px}.card p{margin:0;font-size:16px;color:#4A4541;line-height:1.6}
.card ul{margin:10px 0 0;padding-left:20px;font-size:15px;color:#4A4541;line-height:1.6}
.ft{background:#2D2A27;color:#DED5CF;font-size:15px;line-height:1.6}
.ft-in{max-width:1100px;margin:0 auto;padding:44px 16px;display:flex;flex-wrap:wrap;gap:28px;justify-content:space-between}
.ft p{margin:0}.ft a{color:#E6CFC9}.ft-name{font-size:19px;font-weight:700;color:#fff;margin-top:10px!important}.ft-gap{margin-top:8px!important}
@media (max-width:860px){.wrap{grid-template-columns:1fr}.toc{position:static}}

.hero.sm .hero-in{padding:40px 16px 36px}.hero .meta{display:flex;flex-wrap:wrap;gap:10px;margin:16px 0 0}
.hero .meta span{font-size:14px;padding:4px 12px;border-radius:999px;border:1px solid rgba(246,184,178,.45);color:#EFE6E1}
.pbar{height:10px;background:#ECE7E0;border-radius:999px;overflow:hidden}.pbar i{display:block;height:100%;width:0;background:#4E7A5A;border-radius:999px;transition:width .4s}
.hero .tprog{max-width:520px;margin-top:22px}.hero .tprog .pbar{background:rgba(255,255,255,.18)}.tprog span{display:block;font-size:14px;margin-top:6px;color:#DED5CF}
.card .tprog span{color:#4A4541}.card .tprog{margin-top:12px}
.lw{grid-template-columns:280px minmax(0,1fr)}
.lp .ptx{font-size:14px;color:#4A4541;margin:6px 0 12px!important;font-weight:400!important}
.chk{list-style:none;padding:0;margin:0}.chk li{margin:0 0 6px;padding-left:30px;position:relative;font-size:15px}
.chk li::before{content:"";position:absolute;left:0;top:3px;width:18px;height:18px;border:2px solid #CBC3BA;border-radius:50%}
.chk li.ok::before{content:"✓";background:#4E7A5A;border-color:#4E7A5A;color:#fff;font-size:12px;line-height:18px;text-align:center}
.clist{list-style:none;padding:0;margin:0}.clist li{display:flex;flex-direction:column;gap:2px;padding:8px 10px;border-radius:10px;margin-bottom:4px}
.clist li.cur{background:#EDE2DD}.clist a{display:flex;gap:8px;text-decoration:none;color:#2D2A27;font-size:14px;line-height:1.4}.sn{font-weight:700;color:#7B2E2A}
.badge{display:inline-block;font-size:12px;font-weight:600;padding:2px 10px;border-radius:999px;background:#ECE7E0;color:#6B6560;align-self:flex-start}
.badge.mid{background:#F2EAD6;color:#6E5A32}.badge.ok{background:#E3EBE2;color:#3B5E45}
.lnk{background:none;border:0;padding:0;color:#7B2E2A;text-decoration:underline;cursor:pointer;font:inherit}
.lesson section{background:#FAF8F4;border:1px solid #E2DCD4;border-radius:20px;padding:24px;margin:0 0 24px;scroll-margin-top:16px}
.lesson h2{font-family:'Noto Serif Bengali',Georgia,serif;font-size:26px;margin:0 0 12px!important;padding:0!important;border:0!important;display:flex;align-items:center;gap:12px}
.lesson h2 .no{flex:none;width:40px;height:40px;border-radius:50%;background:#7B2E2A;color:#fff;display:inline-flex;align-items:center;justify-content:center;font-size:20px}
.hint{font-size:15px;color:#6B6560;margin:0 0 14px}
.vwrap{position:relative;border-radius:14px;overflow:hidden;background:#000;aspect-ratio:16/9}.vwrap video{width:100%;height:100%;display:block}
.vnote{font-size:14px;color:#6B6560;margin:10px 0 0}
.sdots{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:14px}
.sd{width:40px;height:40px;border-radius:50%;border:2px solid #E2DCD4;background:#FAF8F4;cursor:pointer;font:inherit;font-weight:700;color:#6B6560}
.sd.seen{background:#E3EBE2;border-color:#4E7A5A;color:#3B5E45}.sd.now{background:#7B2E2A;border-color:#7B2E2A;color:#fff}
.scard{border:2px solid #7B2E2A;border-radius:16px;padding:22px;background:#F2EEE8}.sk{margin:0;font-size:14px;font-weight:600;color:#7B2E2A}
.scard h3,.quiz h3{margin:4px 0 10px;font-size:22px;line-height:1.4}.sb{margin:0;font-size:18px}
.snav{display:flex;flex-wrap:wrap;justify-content:space-between;gap:10px;margin-top:18px}
.btn{display:inline-block;background:#7B2E2A;color:#fff;border:0;border-radius:999px;padding:12px 22px;font:inherit;font-weight:700;font-size:16px;cursor:pointer;text-decoration:none;min-height:44px}
.btn:hover{color:#fff;background:#652622}.btn.o{background:#FAF8F4;color:#7B2E2A;border:1px solid #7B2E2A}.btn:disabled{opacity:.4;cursor:default}
.opts{display:flex;flex-direction:column;gap:10px}
.opt{display:flex;align-items:center;gap:12px;text-align:left;background:#FAF8F4;border:2px solid #E2DCD4;border-radius:12px;padding:12px 14px;font:inherit;font-size:17px;cursor:pointer;color:#2D2A27}
.opt:hover:not(:disabled){border-color:#7B2E2A}.opt .ol{flex:none;width:30px;height:30px;border-radius:50%;background:#ECE7E0;display:inline-flex;align-items:center;justify-content:center;font-weight:700}
.opt.right{border-color:#4E7A5A;background:#E9EFE7}.opt.wrong{border-color:#7B2E2A;background:#F1E6E2}.opt:disabled{cursor:default}
.fb p{margin:14px 0 12px;font-size:16px}.qres{border-radius:14px;padding:18px;margin-bottom:12px}.qres.ok{background:#E3EBE2}.qres.no{background:#F2EAD6}
.qres .big{font-size:30px;font-weight:700;margin:0}.qres p{margin:4px 0}
.taskbox{background:#F2EEE8;border-left:4px solid #7B2E2A;border-radius:10px;padding:14px 18px}.taskbox p{margin:0 0 10px}
.tdone{display:flex;align-items:center;gap:10px;font-weight:700}.tdone input,.cl input{width:22px;height:22px;accent-color:#4E7A5A}
.submit{margin-top:16px}.submit summary{cursor:pointer;font-weight:600;color:#7B2E2A}
#task-form{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:12px;margin-top:14px}
#task-form label{display:flex;flex-direction:column;gap:4px;font-size:14px;font-weight:600}#task-form label.full{grid-column:1/-1}
#task-form input,#task-form textarea{font:inherit;font-weight:400;padding:10px 12px;border:1px solid #CBC3BA;border-radius:10px;min-height:44px}
#task-form .btn{justify-self:start}.msg{grid-column:1/-1;margin:0;font-size:15px}.msg.ok{color:#3B5E45}.msg.no{color:#7B2E2A}
.bh{font-size:20px;margin:22px 0 8px}.tblw{overflow-x:auto}.tblw table{border-collapse:collapse;width:100%;font-size:15px}
.tblw th{background:#2D2A27;color:#fff;text-align:left;padding:8px 10px}.tblw td{border-bottom:1px solid #E2DCD4;padding:8px 10px;vertical-align:top}
.cl{list-style:none;padding:0}.cl label{display:flex;gap:10px;align-items:center;padding:6px 0}
.tip{background:#F4EFE3;border-radius:12px;padding:14px 16px;margin-top:18px;font-size:16px}
.warnbox{background:#F1E6E2;border:1px solid #DCC4BE;border-radius:12px;padding:14px 16px;margin-top:18px;font-size:16px}
.donebox{background:#E3EBE2;border:2px solid #4E7A5A;border-radius:20px;padding:24px;margin:0 0 24px}.donebox .big{font-size:26px;font-weight:700;margin:0 0 6px}.donebox p{margin:0 0 14px}
.cc{display:flex;flex-direction:column;gap:4px}.cct{display:flex;justify-content:space-between;align-items:center}.cc .en{font-size:14px;color:#6B6560;margin:0 0 6px}
.cc .mt{font-size:13px!important;color:#6B6560!important;margin-top:8px!important}.go{margin-top:auto;padding-top:10px;font-weight:700;color:#7B2E2A}
@media (max-width:860px){.lw{grid-template-columns:1fr}.lw .lp{order:2}.lesson section{padding:18px}}

.freebar{background:#F2EAD6;color:#5A4A2C;text-align:center;font-size:15px;padding:8px 16px}
.mod .ls{padding:0!important;overflow:hidden}
.mod details>summary{list-style:none;cursor:pointer;display:flex;align-items:center;gap:14px;padding:18px 22px}
.mod details>summary::-webkit-details-marker{display:none}
.mod summary .no{flex:none;width:40px;height:40px;border-radius:50%;background:#7B2E2A;color:#fff;display:inline-flex;align-items:center;justify-content:center;font-weight:700}
.mod .ls.isdone summary .no{background:#4E7A5A}
.mod summary .lt{flex:1;font-family:'Noto Serif Bengali',Georgia,serif;font-size:21px;font-weight:700;line-height:1.35}
.mod summary .lt small{display:block;font-family:'THB Digits','Hind Siliguri',Arial,sans-serif;font-size:13px;font-weight:600;color:#7B2E2A;letter-spacing:.5px}
.mod summary .tk{flex:none;width:26px;height:26px;border-radius:50%;border:2px solid #CBC3BA}
.mod summary .tk.ok{background:#4E7A5A;border-color:#4E7A5A;position:relative}.mod summary .tk.ok::after{content:"✓";color:#fff;position:absolute;inset:0;text-align:center;line-height:22px;font-size:14px}
.mod details[open]>summary{border-bottom:1px solid #E2DCD4}
.lbody{padding:20px 22px 24px}.goal{background:#F2EEE8;border-radius:12px;padding:12px 16px;margin:0 0 16px}
.steps{list-style:none;padding:0;margin:18px 0 0;counter-reset:s}
.steps li{position:relative;padding:0 0 18px 52px;margin:0;counter-increment:s}
.steps li::before{content:counter(s,bengali);position:absolute;left:0;top:2px;width:36px;height:36px;border-radius:50%;background:#EDE2DD;color:#7B2E2A;font-weight:700;display:flex;align-items:center;justify-content:center}
.steps li::after{content:"";position:absolute;left:17px;top:42px;bottom:4px;width:2px;background:#EDE2DD}.steps li:last-child::after{display:none}
.steps h3{margin:0 0 4px;font-size:19px;line-height:1.45}.steps p{margin:0;font-size:17px}
.think{background:#F4EFE3;border-left:4px solid #A88A4E;border-radius:10px;padding:12px 16px;margin:4px 0 18px}
.wsf{display:flex;flex-direction:column;gap:16px}.wsf label{display:flex;flex-direction:column;gap:4px}
.wsf label span{font-size:14px;color:#6B6560;line-height:1.5}
.wsf textarea{font:inherit;font-size:16px;padding:10px 12px;border:1px solid #CBC3BA;border-radius:10px;resize:vertical;min-height:96px}
.wsf .btn{align-self:flex-start}
.qq{border:1px solid #E2DCD4;border-radius:14px;padding:14px 16px 16px;margin:0 0 14px}
.qq legend{font-weight:700;font-size:18px;padding:0 6px;line-height:1.5}.qn{color:#7B2E2A}
.qq .opts label{display:flex;align-items:center;gap:12px;border:2px solid #E2DCD4;border-radius:12px;padding:10px 12px;cursor:pointer;font-size:17px;background:#FAF8F4}
.qq .opts label:hover{border-color:#7B2E2A}.qq input{position:absolute;opacity:0;pointer-events:none}
.qq .ol{flex:none;width:30px;height:30px;border-radius:50%;background:#ECE7E0;display:inline-flex;align-items:center;justify-content:center;font-weight:700}
.qq label:has(input:checked){border-color:#7B2E2A;background:#F1E6E2}.qq label:has(input:checked) .ol{background:#7B2E2A;color:#fff}
.qq label:has(input:focus-visible){outline:3px solid #2D2A27;outline-offset:2px}
.qq.right{border-color:#4E7A5A;background:#EDF1EB}.qq.wrong{border-color:#7B2E2A;background:#F3ECE8}
.qq.right legend::after{content:"  ✓ সঠিক";color:#4E7A5A}.qq.wrong legend::after{content:"  ✗ ভুল";color:#7B2E2A}
.qbtn{display:flex;flex-wrap:wrap;gap:10px;margin-top:6px}#quiz-msg{margin-top:16px}
.mgrid{display:grid;grid-template-columns:repeat(auto-fill,minmax(250px,1fr));gap:16px;margin:12px 0 32px}
.mc{background:#FAF8F4;border:1px solid #E2DCD4;border-radius:16px;padding:18px;display:flex;flex-direction:column;gap:6px;text-decoration:none;color:#2D2A27}
a.mc:hover{border-color:#7B2E2A;color:#2D2A27}.mc.lock{background:#EFEAE4;color:#857D77}
.mc .mn{font-size:13px;font-weight:700;color:#7B2E2A;letter-spacing:.5px}.mc h3{margin:0;font-size:19px;line-height:1.4}
.mc .st{font-size:13px;font-weight:600;align-self:flex-start;padding:2px 10px;border-radius:999px;background:#ECE7E0;color:#6B6560}
.mc .st.ok{background:#E3EBE2;color:#3B5E45}.mc .st.go{background:#F2EAD6;color:#6E5A32}
.dsec{font-family:'Noto Serif Bengali',Georgia,serif;font-size:24px;margin:28px 0 4px}
.authbox{max-width:440px;margin:48px auto;background:#FAF8F4;border:1px solid #E2DCD4;border-radius:20px;padding:28px}
.authbox h1{font-family:'Noto Serif Bengali',Georgia,serif;font-size:26px;margin:0 0 6px}.authbox form{display:flex;flex-direction:column;gap:12px;margin-top:16px}
.authbox label{display:flex;flex-direction:column;gap:4px;font-size:15px;font-weight:600}
.authbox input{font:inherit;font-weight:400;padding:12px;border:1px solid #CBC3BA;border-radius:10px;min-height:46px}
.authbox .err{background:#F1E6E2;color:#7B2E2A;border-radius:10px;padding:10px 14px;margin:10px 0 0}.authbox .okm{background:#E3EBE2;color:#3B5E45;border-radius:10px;padding:10px 14px;margin:10px 0 0}
.tabs{display:flex;gap:8px;margin-top:14px}.tabs a{flex:1;text-align:center;padding:8px;border-radius:999px;border:1px solid #E2DCD4;text-decoration:none;color:#2D2A27;font-size:15px}.tabs a.on{background:#7B2E2A;color:#fff;border-color:#7B2E2A}
.stat{background:#FAF8F4;border:1px solid #E2DCD4;border-radius:16px;padding:18px 20px;margin:0 0 8px}

.tag{margin:0 0 4px;font-size:13px;font-weight:700;letter-spacing:.5px;color:#7B2E2A;text-transform:uppercase}
.morebox{border-left:4px solid #E2DCD4;padding:4px 0 4px 16px;margin:0 0 16px}.morebox h3{margin:0 0 4px;font-size:18px}.morebox p{margin:0}
.exbox{background:#EEF1F3;border:1px solid #DDE3E7;border-radius:14px;padding:14px 18px;margin:0 0 16px}.exbox .tag{color:#3F5A6E}.exbox h3{margin:0 0 4px;font-size:18px}.exbox p{margin:0}
.mkgrid{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:12px;margin:0 0 16px}
.mkgrid>div{border-radius:14px;padding:12px 16px}.mkgrid ul{margin:0;padding-left:20px}.mkgrid li{margin:0 0 4px;font-size:16px}
.keys{background:#E9EFE7}.keys .tag{color:#3B5E45}.mist{background:#F3ECE8}
.pracbox{background:#FAF8F4;border:2px dashed #CBC3BA;border-radius:14px;padding:14px 18px;margin:0 0 16px}.pracbox>p{margin:0 0 6px}
.calc{margin-top:10px;background:#F2EEE8;border-radius:12px;padding:14px}.calc .cg{display:grid;grid-template-columns:repeat(auto-fit,minmax(170px,1fr));gap:10px}
.calc label{display:flex;flex-direction:column;gap:2px;font-size:14px;font-weight:600}.calc input{font:inherit;font-weight:400;padding:8px 10px;border:1px solid #CBC3BA;border-radius:8px;min-height:40px;width:100%}
.calc .out{margin:12px 0 0;font-size:17px;background:#FAF8F4;border-radius:10px;padding:10px 14px;border:1px solid #E2DCD4}.calc .out b{color:#7B2E2A}
.calc table{border-collapse:collapse;width:100%;font-size:15px}.calc td,.calc th{padding:4px 6px;border-bottom:1px solid #E2DCD4;text-align:left}.calc td input{min-height:34px;padding:4px 6px}
.lqbox{border:1px solid #E2DCD4;border-radius:14px;padding:14px 18px;margin:0 0 18px;background:#FAF8F4}
.lqq{margin:0 0 14px}.lqt{margin:0 0 8px;font-weight:700}.lqopts{display:flex;flex-direction:column;gap:8px}
.lqo{display:flex;align-items:center;gap:10px;text-align:left;background:#FAF8F4;border:2px solid #E2DCD4;border-radius:10px;padding:8px 12px;font:inherit;font-size:16px;cursor:pointer;color:#2D2A27}
.lqo:hover:not(:disabled){border-color:#7B2E2A}.lqo .ol{flex:none;width:26px;height:26px;border-radius:50%;background:#ECE7E0;display:inline-flex;align-items:center;justify-content:center;font-weight:700;font-size:14px}
.lqo.right{border-color:#4E7A5A;background:#E9EFE7}.lqo.wrong{border-color:#7B2E2A;background:#F1E6E2}.lqo:disabled{cursor:default}
.lqe{margin:8px 0 0;font-size:15px;background:#F2EEE8;border-radius:8px;padding:8px 12px}.lqres{font-weight:700;margin:0 0 6px}
@media (max-width:860px){.mod details>summary{padding:14px 16px}.lbody{padding:16px}}

@media (min-width:901px){.hd{position:sticky;top:0;z-index:40}}
body:has(.player){--hdh:66px}
body:has(.player) .hd{position:sticky;top:0;z-index:40;box-shadow:0 2px 10px rgba(42,21,21,.06)}
.pl-top{position:sticky;top:var(--hdh);z-index:30}
.player{max-width:1240px;margin:0 auto;padding:24px 16px 40px;display:grid;grid-template-columns:300px minmax(0,1fr);gap:28px;align-items:start}
.pl-side{position:sticky;top:calc(var(--hdh) + 16px);background:#FAF8F4;border:1px solid #E2DCD4;border-radius:18px;padding:18px;max-height:calc(100vh - var(--hdh) - 32px);overflow:auto}
.pl-mod .eb{margin:0;font-size:13px;font-weight:700;color:#7B2E2A;letter-spacing:.5px}
.pl-mod h1{font-family:'Noto Serif Bengali',Georgia,serif;font-size:22px;line-height:1.35;margin:4px 0 12px}
.pl-mod .mptx{font-size:15px;font-weight:600;color:#4A4541;margin:6px 0 10px}
.pl-list{list-style:none;margin:0;padding:0;border-top:1px solid #E2DCD4}
.pl-list li{border-bottom:1px solid #E9E3DC}
.pl-list button{all:unset;box-sizing:border-box;width:100%;display:flex;gap:10px;align-items:flex-start;padding:11px 8px;cursor:pointer;font-size:16px;line-height:1.45;border-radius:10px}
.pl-list button:hover{background:#F2EEE8}.pl-list button:focus-visible{outline:3px solid #2D2A27}
.pl-list .sn{flex:none;width:28px;height:28px;border-radius:50%;background:#ECE7E0;color:#6B6560;display:inline-flex;align-items:center;justify-content:center;font-weight:700;font-size:14px}
.pl-list li.ok .sn{background:#4E7A5A;color:#fff;font-size:0}.pl-list li.ok .sn::after{content:"✓";font-size:15px}
.pl-list li.on button{background:#F1E6E2;color:#7B2E2A;font-weight:700}.pl-list li.on:not(.ok) .sn{background:#7B2E2A;color:#fff}
.pl-back{display:inline-block;margin-top:14px;font-size:15px}
.pl-main{min-width:0;background:#FAF8F4;border:1px solid #E2DCD4;border-radius:20px}
.pl-top{display:flex;align-items:center;gap:12px;padding:14px 22px;border-bottom:1px solid #E2DCD4;background:#F2EEE8;border-radius:20px 20px 0 0}
.pl-menu{display:none;font:inherit;font-weight:700;background:#FAF8F4;border:1px solid #CBC3BA;border-radius:999px;padding:8px 14px;cursor:pointer;color:#2D2A27;min-height:40px}
.pl-pills{display:flex;flex-wrap:wrap;gap:6px}
.pl-pills button{font:inherit;font-size:14px;font-weight:600;border:1px solid #DCD5CD;background:#FAF8F4;color:#6B6560;border-radius:999px;padding:6px 12px;cursor:pointer;min-height:34px}
.pl-pills button.seen{color:#3B5E45;border-color:#C8D6C9;background:#EDF1EB}.pl-pills button.on{background:#7B2E2A;border-color:#7B2E2A;color:#fff}
.pl-stage{padding:26px 34px 10px;max-width:820px}
.scr{font-size:18px;line-height:1.8}.scr p{font-size:18px}
.sc-eb{margin:0 0 4px;font-size:14px!important;font-weight:700;color:#7B2E2A;letter-spacing:.4px}
.sc-h{font-family:'Noto Serif Bengali',Georgia,serif;font-size:28px;line-height:1.35;margin:0 0 18px}
.scr .goal{background:#F2EEE8;border-radius:14px;padding:14px 18px;margin:0 0 18px}
.scr .steps h3{font-size:20px}.scr .steps p{font-size:18px;line-height:1.8}.scr .steps li{padding-bottom:22px}
.scr .sub{font-weight:700;color:#6B6560;margin:6px 0 10px;font-size:15px!important}
.scr .morebox p,.scr .exbox p{font-size:18px;line-height:1.8}.scr .mkgrid li{font-size:17px;line-height:1.7}
.scr .exbox{padding:18px 22px}.scr .mkgrid>div{padding:16px 20px}
.scr .hint{font-size:16px!important;color:#6B6560}
.vnote{font-size:14px!important;color:#6B6560;margin:8px 0 0}
.pl-nav{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:14px 22px;border-top:1px solid #E2DCD4;background:#FAF8F4;position:sticky;bottom:0;border-radius:0 0 20px 20px;z-index:5}
.pl-nav .btn{min-height:48px;font-size:17px}#pl-pos{font-size:16px;font-weight:600;color:#4A4541;text-align:center;line-height:1.4}
#pl-prev[disabled]{visibility:hidden}
.endlist{list-style:none;padding:0;margin:0 0 16px}
.endlist li{display:flex;gap:12px;align-items:center;padding:9px 0;border-bottom:1px solid #E9E3DC;font-size:17px}
.endlist li::before{content:"";flex:none;width:24px;height:24px;border-radius:50%;border:2px solid #CBC3BA;box-sizing:border-box}
.endlist li.ok::before{content:"✓";background:#4E7A5A;border-color:#4E7A5A;color:#fff;font-size:13px;display:inline-flex;align-items:center;justify-content:center}
.endlist button{all:unset;cursor:pointer;color:#7B2E2A;text-decoration:underline;font-size:15px;margin-left:auto}
.pl-shade{display:none}
@media (max-width:900px){
body:has(.player) .hd-in{flex-wrap:nowrap;padding:8px 12px;gap:10px}
body:has(.player) .hd .brand span{display:none}
body:has(.player) .hd .brand img{height:34px;width:auto}
body:has(.player) .hd nav{flex-wrap:nowrap;gap:6px}
body:has(.player) .hd nav a{font-size:14px;padding:6px 10px;white-space:nowrap}
.player{grid-template-columns:1fr;padding:0;gap:0}
.pl-side{position:fixed;top:0;bottom:0;left:0;width:min(86vw,340px);z-index:60;border-radius:0;max-height:none;transform:translateX(-105%);transition:transform .2s}
.pl-side.open{transform:none}
.pl-shade.open{display:block;position:fixed;inset:0;background:rgba(0,0,0,.4);z-index:55}
.pl-main{border-radius:0;border-left:0;border-right:0}.pl-top{border-radius:0;padding:10px 16px}.pl-nav{border-radius:0;padding:10px 16px}
.pl-menu{display:inline-block;flex:none}
.pl-top{flex-wrap:nowrap}.pl-pills{flex-wrap:nowrap;overflow-x:auto;scrollbar-width:none;-webkit-overflow-scrolling:touch}.pl-pills button{flex:none}
.pl-stage{padding:18px 16px 6px}.sc-h{font-size:24px}
.scr,.scr p,.scr .steps p,.scr .morebox p,.scr .exbox p{font-size:17px}
.pl-nav .btn{padding:10px 16px;font-size:16px}#pl-pos{font-size:14px}}

/* matte-flat */
*{box-shadow:none!important;text-shadow:none!important}