/* =========================================================
   EduTab — শেয়ার্ড ডিজাইন আপগ্রেড (সব পেজে লোড হয়)
   ব্যাকগ্রাউন্ড আর্ট · কার্ড ডিজাইন · ১২০০px কনটেইনার · মোবাইল পলিশ
   ========================================================= */
:root{--w:1200px;--ring:0 0 0 4px rgba(11,69,176,.14);--sh2:0 14px 40px rgba(11,69,176,.14);--sh3:0 26px 60px rgba(11,69,176,.2)}

/* ---------- ১. বডির ব্যাকগ্রাউন্ড ---------- */
html{background:#f3f7ff}
body,body.db{
  background:
    radial-gradient(900px 520px at 6% -4%,rgba(11,69,176,.13),transparent 62%),
    radial-gradient(760px 480px at 100% 14%,rgba(225,15,10,.07),transparent 62%),
    radial-gradient(820px 560px at 0% 64%,rgba(10,143,10,.08),transparent 62%),
    radial-gradient(900px 600px at 100% 100%,rgba(11,69,176,.1),transparent 62%),
    url("bg-edu.svg") 0 0/360px 360px,
    linear-gradient(180deg,#f8fbff,#eaf1ff);
  background-attachment:fixed,fixed,fixed,fixed,scroll,fixed;
}
.hero,.alt,.cats,.mqs{background:transparent}
.alt{background:linear-gradient(180deg,rgba(255,255,255,.72),rgba(255,255,255,.46));position:relative}
.alt::before,.alt::after{content:"";position:absolute;left:0;right:0;height:46px;pointer-events:none}
.alt::before{top:0;background:linear-gradient(180deg,rgba(243,247,255,.9),transparent)}
.alt::after{bottom:0;background:linear-gradient(0deg,rgba(243,247,255,.9),transparent)}
.alt>*{position:relative;z-index:1}
#lms{background:transparent}

/* ---------- ২. সেকশন হেডিং ---------- */
section>.wrap>h2,.wrap>h2{position:relative}
section>.wrap>h2::after{content:"";display:block;width:74px;height:5px;margin:12px auto 0;border-radius:99px;background:linear-gradient(90deg,var(--blue) 0 50%,var(--red) 50% 78%,var(--green) 78%)}
section>.wrap>h2.h2l::after,section>.wrap>h2.l::after{margin-left:0}
.eb{box-shadow:0 6px 16px rgba(225,15,10,.12)}

/* ---------- ৩. কার্ড/আইটেম ব্যাকগ্রাউন্ড আর্ট ---------- */
.card,.feat,.cat,.step,.panel,.pcard,.pst,.psum,.form,.pbx,.pnote,.edu li,.inc li,.llist,.stbox,.cta,.pdone{position:relative}
.card,.feat,.cat,.step,.panel,.pcard,.form,.pst,.psum{
  background:
    radial-gradient(circle at 100% 0,rgba(11,69,176,.07),transparent 46%),
    radial-gradient(rgba(11,69,176,.07) 1.3px,transparent 1.4px) 0 0/18px 18px,
    linear-gradient(160deg,#fff,#f6f9ff);
  box-shadow:0 10px 30px rgba(11,69,176,.1),0 2px 6px rgba(11,69,176,.05);
}
/* ওয়াটারমার্ক আইকন (ফন্ট-অসাম) */
.feat::after,.cat::after,.step::after,.panel::after,.pst::after,.form::after,.psum::after,.pcard::after{
  content:"\f19d";font-family:"Font Awesome 6 Free";font-weight:900;position:absolute;right:-8px;bottom:-14px;font-size:96px;line-height:1;
  color:var(--blue);opacity:.07;pointer-events:none;transform:rotate(-12deg);transition:transform .5s,opacity .3s;
}
.card:hover::after,.feat:hover::after,.cat:hover::after,.step:hover::after,.panel:hover::after{transform:rotate(-4deg) scale(1.12);opacity:.12}
/* ফিচার কার্ড — প্রতিটায় আলাদা শিক্ষা-আইকন ও রং */
.feat:nth-child(6n+1)::after{content:"\f19d";color:var(--blue)}
.feat:nth-child(6n+2)::after{content:"\f518";color:var(--green)}
.feat:nth-child(6n+3)::after{content:"\f0eb";color:var(--red)}
.feat:nth-child(6n+4)::after{content:"\f5d2";color:var(--blue)}
.feat:nth-child(6n+5)::after{content:"\f1ec";color:var(--green)}
.feat:nth-child(6n)::after{content:"\f303";color:var(--red)}
.feat{background:
  radial-gradient(circle at 0 0,rgba(11,69,176,.09),transparent 42%),
  radial-gradient(rgba(11,69,176,.07) 1.3px,transparent 1.4px) 0 0/18px 18px,
  linear-gradient(160deg,#fff,#f6f9ff)}
.feat:nth-child(3n+2){background:radial-gradient(circle at 0 0,rgba(10,143,10,.1),transparent 42%),radial-gradient(rgba(10,143,10,.08) 1.3px,transparent 1.4px) 0 0/18px 18px,linear-gradient(160deg,#fff,#f4fbf4)}
.feat:nth-child(3n){background:radial-gradient(circle at 0 0,rgba(225,15,10,.08),transparent 42%),radial-gradient(rgba(225,15,10,.07) 1.3px,transparent 1.4px) 0 0/18px 18px,linear-gradient(160deg,#fff,#fff6f5)}
.feat::before,.cat::before,.step::before{z-index:1}
.feat>*,.cat>*,.step>*{position:relative;z-index:1}
.feat .ic,.cat .ic{box-shadow:0 10px 22px rgba(11,69,176,.28)}
.feat:nth-child(3n+2) .ic{box-shadow:0 10px 22px rgba(10,143,10,.28)}.feat:nth-child(3n) .ic{box-shadow:0 10px 22px rgba(225,15,10,.28)}

/* ক্যাটাগরি কার্ড — বিভাগভিত্তিক রং ও আইকন */
.cat{--t:11,69,176;background:
  radial-gradient(circle at 100% 0,rgba(var(--t),.16),transparent 50%),
  radial-gradient(rgba(var(--t),.1) 1.3px,transparent 1.4px) 0 0/18px 18px,
  linear-gradient(160deg,#fff,#f7faff)}
.cat::after{content:"\f549";font-size:128px;right:-14px;bottom:-26px;color:var(--c);opacity:.1}
.cat.hsc{--t:10,143,10}.cat.hsc::after{content:"\f5da"}
.cat.admission{--t:225,15,10}.cat.admission::after{content:"\f19c"}
.cat:hover{transform:translateY(-6px);box-shadow:var(--sh3)}
.cat em{display:inline-flex;align-items:center;gap:8px;padding:5px 14px;background:rgba(var(--t),.1);border-radius:var(--r)}

/* ধাপ কার্ড */
.step{background:radial-gradient(circle at 100% 0,rgba(225,15,10,.08),transparent 46%),radial-gradient(rgba(11,69,176,.07) 1.3px,transparent 1.4px) 0 0/18px 18px,linear-gradient(160deg,#fff,#f6f9ff)}
.step:nth-child(2){background:radial-gradient(circle at 100% 0,rgba(10,143,10,.09),transparent 46%),radial-gradient(rgba(10,143,10,.07) 1.3px,transparent 1.4px) 0 0/18px 18px,linear-gradient(160deg,#fff,#f5fbf5)}
.step:nth-child(1)::after{content:"\f044";color:var(--red)}.step:nth-child(2)::after{content:"\f09d";color:var(--green)}.step:nth-child(3)::after{content:"\f144";color:var(--blue)}.step:nth-child(4)::after{content:"\f19d";color:var(--green)}
.steps .step::before{box-shadow:0 8px 18px rgba(11,69,176,.25)}

/* কোর্স কার্ড (.cv) — নিচের অংশে বিষয়ভিত্তিক ডিজাইন */
.cv{box-shadow:0 12px 34px rgba(11,69,176,.12);background:#fff}
.cv .in{position:relative;overflow:hidden;background:
  radial-gradient(circle at 100% 100%,rgba(11,69,176,.1),transparent 55%),
  radial-gradient(rgba(11,69,176,.06) 1.3px,transparent 1.4px) 0 0/16px 16px,
  linear-gradient(180deg,#fff,#f5f9ff)}
.cv .in>*{position:relative;z-index:1}
.cv .in::after{content:"\f549";font-family:"Font Awesome 6 Free";font-weight:900;position:absolute;right:-6px;bottom:-16px;font-size:104px;line-height:1;color:var(--blue);opacity:.08;transform:rotate(-12deg);pointer-events:none;transition:transform .5s}
.cv:hover .in::after{transform:rotate(-2deg) scale(1.12)}
.cv[data-cat="hsc"] .in{background:radial-gradient(circle at 100% 100%,rgba(10,143,10,.12),transparent 55%),radial-gradient(rgba(10,143,10,.07) 1.3px,transparent 1.4px) 0 0/16px 16px,linear-gradient(180deg,#fff,#f4fbf4)}
.cv[data-cat="hsc"] .in::after{content:"\f5da";color:var(--green)}
.cv[data-cat="admission"] .in{background:radial-gradient(circle at 100% 100%,rgba(225,15,10,.1),transparent 55%),radial-gradient(rgba(225,15,10,.06) 1.3px,transparent 1.4px) 0 0/16px 16px,linear-gradient(180deg,#fff,#fff6f5)}
.cv[data-cat="admission"] .in::after{content:"\f19c";color:var(--red)}
.cv:hover{box-shadow:var(--sh3)}

/* পেমেন্ট কার্ড — ব্র্যান্ড রঙে */
.pcard{background:radial-gradient(circle at 100% 0,color-mix(in srgb,var(--c) 18%,transparent),transparent 55%),radial-gradient(color-mix(in srgb,var(--c) 14%,transparent) 1.3px,transparent 1.4px) 0 0/18px 18px,linear-gradient(160deg,#fff,#f8faff)}
.pcard::after{content:"\f555";font-size:100px;color:var(--c);opacity:.1}
.pcard>*{position:relative;z-index:1}
.pcard .lg{box-shadow:0 10px 22px color-mix(in srgb,var(--c) 40%,transparent)}

/* তালিকা আইটেম (শিক্ষক/কোর্সে যা থাকছে) */
.edu li,.inc li,.rw{background:linear-gradient(135deg,#fff,#f1f6ff);box-shadow:0 6px 18px rgba(11,69,176,.08)}
.edu li:hover,.inc li:hover{transform:translateX(5px)}.edu li,.inc li{transition:transform .25s}
.mqt span{background:linear-gradient(135deg,#fff,#eef4ff)}

/* ---------- ৪. পেজ ব্যানার (.pbx) ---------- */
.ph{padding:30px 0 14px}
.pbx{overflow:hidden;color:#fff;padding:44px 40px;background:
  radial-gradient(circle at 92% 10%,rgba(255,255,255,.22),transparent 38%),
  radial-gradient(rgba(255,255,255,.12) 1.5px,transparent 1.6px) 0 0/22px 22px,
  linear-gradient(120deg,var(--deep),var(--blue) 62%,#1a63e0);
  box-shadow:0 26px 60px rgba(11,69,176,.28)}
.pbx::before,.pbx::after{content:"";position:absolute;pointer-events:none;border-radius:var(--r)}
.pbx::before{width:190px;height:190px;right:-50px;top:-70px;background:#fff;opacity:.1;animation:spin 40s linear infinite}
.pbx::after{width:120px;height:120px;right:14%;bottom:-54px;background:var(--red);opacity:.55;animation:fy 7s ease-in-out infinite}
.pbx>*{position:relative;z-index:1}
.pbx h1{color:#fff}.pbx p{color:#d6e2ff;font-size:18px;max-width:760px}
.pbx .crumb,.pbx .crumb a{color:#cfe0ff}.pbx .crumb a:hover{color:#fff}
.pbx .chips{display:flex;flex-wrap:wrap;gap:10px;margin-top:20px}
.pbx .chips span{display:inline-flex;align-items:center;gap:9px;padding:7px 16px;background:rgba(255,255,255,.16);border-radius:var(--r);font-weight:600;font-size:15px;backdrop-filter:blur(4px)}
.pbx .chips i{color:#ffd23f}

/* হিরো / কোর্স হিরো */
.hero{position:relative}
.hero::before{content:"";position:absolute;inset:0;pointer-events:none;background:radial-gradient(520px 320px at 12% 30%,rgba(11,69,176,.12),transparent 70%)}
.chero{position:relative}
.cpg{background:transparent}
.chero .chm li,.chm li{box-shadow:0 6px 16px rgba(11,69,176,.1)}

/* ---------- ৫. FAQ — ১২০০px জুড়ে ---------- */
.faqs{max-width:var(--w)!important;width:100%;margin:28px auto 0;gap:14px}
.faqs details{position:relative;overflow:hidden;padding:20px 26px 20px 30px;background:
  radial-gradient(circle at 100% 0,rgba(11,69,176,.07),transparent 40%),linear-gradient(135deg,#fff,#f4f8ff);
  box-shadow:0 8px 24px rgba(11,69,176,.09);transition:box-shadow .25s,transform .25s}
.faqs details::before{content:"";position:absolute;left:0;top:0;bottom:0;width:6px;background:var(--blue)}
.faqs details:nth-child(3n+2)::before{background:var(--green)}.faqs details:nth-child(3n)::before{background:var(--red)}
.faqs details::after{content:"\f128";font-family:"Font Awesome 6 Free";font-weight:900;position:absolute;right:70px;bottom:-14px;font-size:70px;opacity:.06;color:var(--blue);pointer-events:none}
.faqs details:hover{transform:translateY(-2px);box-shadow:var(--sh2)}
.faqs details[open]{background:radial-gradient(circle at 100% 0,rgba(11,69,176,.11),transparent 45%),linear-gradient(135deg,#fff,#eaf2ff);box-shadow:var(--sh2)}
.faqs summary{font-size:18px;align-items:center}
.faqs summary::after{width:34px;height:34px;border-radius:var(--r);background:#e8f0ff}
.faqs details[open] summary::after{background:var(--blue);color:#fff}
.faqs p{font-size:16.5px;line-height:1.8}

/* ---------- ৬. CTA, ফুটার ---------- */
.cta::before,.cta::after{content:"";position:absolute;pointer-events:none;font-family:"Font Awesome 6 Free";font-weight:900;color:#fff;opacity:.09;line-height:1}
.cta::before{content:"\f19d";font-size:170px;left:3%;bottom:-26px;transform:rotate(-12deg)}
.cta::after{content:"\f518";font-size:150px;right:4%;top:-22px;transform:rotate(14deg)}
.cta>*{position:relative;z-index:1}
.fcard{background:
  radial-gradient(rgba(255,255,255,.08) 1.4px,transparent 1.5px) 0 0/22px 22px,
  linear-gradient(135deg,var(--blue),var(--deep) 70%)}
.fcard::after{content:"\f19d";font-family:"Font Awesome 6 Free";font-weight:900;position:absolute;left:40%;top:34%;font-size:230px;color:#fff;opacity:.04;transform:rotate(-14deg);pointer-events:none}

/* ---------- ৭. যোগাযোগ পেজের নতুন অংশ ---------- */
.container-1200{width:min(var(--w),calc(100% - 32px));margin:0 auto}
.qk .feat{padding:26px 24px 70px}
.qk .feat .go{position:absolute;left:24px;bottom:20px;display:inline-flex;align-items:center;gap:8px;font-weight:700;font-size:14.5px;color:var(--blue);z-index:2}
.qk .feat:nth-child(2) .go{color:var(--green)}.qk .feat:nth-child(3) .go{color:var(--soft)}.qk .feat:nth-child(4) .go{color:var(--red)}
.qk .feat h3{font-size:20px}.qk .feat p{font-size:16.5px;font-weight:600;color:var(--ink)}
.topics{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;margin-top:28px}
.topic{--c:var(--blue);position:relative;display:flex;flex-direction:column;gap:8px;padding:26px;border-radius:var(--r);overflow:hidden;
  background:radial-gradient(circle at 100% 0,color-mix(in srgb,var(--c) 16%,transparent),transparent 52%),radial-gradient(color-mix(in srgb,var(--c) 12%,transparent) 1.3px,transparent 1.4px) 0 0/18px 18px,linear-gradient(160deg,#fff,#f7faff);
  box-shadow:0 10px 30px rgba(11,69,176,.1);transition:transform .25s,box-shadow .25s}
.topic:hover{transform:translateY(-6px);box-shadow:var(--sh3)}
.topic .ic{width:54px;height:54px;display:grid;place-items:center;background:var(--c);color:#fff;font-size:22px;border-radius:var(--r);box-shadow:0 10px 22px color-mix(in srgb,var(--c) 40%,transparent)}
.topic h3{font-size:19px;color:var(--deep)}.topic p{color:var(--soft);font-size:15.5px;line-height:1.7;flex:1}
.topic em{font-style:normal;font-weight:700;color:var(--c);display:inline-flex;align-items:center;gap:8px;font-size:15px}
.topic::after{content:attr(data-g);font-family:"Font Awesome 6 Free";font-weight:900;position:absolute;right:-6px;bottom:-16px;font-size:100px;line-height:1;color:var(--c);opacity:.09;transform:rotate(-12deg);pointer-events:none}
.topic>*{position:relative;z-index:1}
.cside{display:grid;gap:16px;margin-top:22px}
.hrs{padding:0;overflow:hidden}
.hrs .hh{display:flex;align-items:center;gap:12px;padding:16px 20px;background:linear-gradient(120deg,var(--deep),var(--blue));color:#fff;font-weight:700}.hrs .hh i{color:#ffd23f}
.hrs ul{display:grid}.hrs li{display:flex;justify-content:space-between;gap:10px;padding:11px 20px;font-size:15.5px}.hrs li:nth-child(even){background:var(--bg2)}.hrs li b{color:var(--green)}
.hrs::after{display:none}
.rsp{display:grid;grid-template-columns:repeat(3,1fr);gap:12px}
.rsp div{text-align:center;padding:16px 8px;border-radius:var(--r);background:linear-gradient(160deg,#fff,#eef4ff);box-shadow:0 8px 20px rgba(11,69,176,.09)}
.rsp i{display:grid;place-items:center;width:42px;height:42px;margin:0 auto 6px;background:var(--blue);color:#fff;border-radius:var(--r)}.rsp div:nth-child(2) i{background:var(--green)}.rsp div:nth-child(3) i{background:var(--red)}
.rsp b{display:block;font-size:14.5px;line-height:1.4}.rsp small{color:var(--soft);font-size:12.5px}
.chips2{display:flex;flex-wrap:wrap;gap:12px;margin-top:26px;justify-content:center}
.chips2 a{display:inline-flex;align-items:center;gap:10px;padding:12px 20px;font-weight:600;font-size:15.5px;border-radius:var(--r);background:linear-gradient(135deg,#fff,#eef4ff);box-shadow:0 8px 20px rgba(11,69,176,.1);transition:transform .2s,box-shadow .2s,background .2s}
.chips2 a i{color:var(--blue)}.chips2 a.hsc i{color:var(--green)}.chips2 a.admission i{color:var(--red)}
.chips2 a:hover{transform:translateY(-3px);box-shadow:var(--sh2);background:#fff}
.chips2 .grp{width:100%;text-align:center;font-weight:700;color:var(--soft);font-size:14px;letter-spacing:.06em;margin-top:6px}
.sup{display:grid;grid-template-columns:repeat(4,1fr);gap:22px;margin-top:28px}
.form{padding:30px}
.form .fh{display:flex;align-items:center;gap:12px;font-size:20px;font-weight:700;color:var(--deep);margin-bottom:4px}
.form .fh i{width:44px;height:44px;display:grid;place-items:center;background:var(--red);color:#fff;border-radius:var(--r)}
.form>*{position:relative;z-index:1}
.form input,.form select,.form textarea{box-shadow:inset 0 0 0 1.5px rgba(11,69,176,.1);transition:box-shadow .2s,background .2s}
.form input:focus,.form select:focus,.form textarea:focus{box-shadow:0 0 0 4px rgba(11,69,176,.16),inset 0 0 0 1.5px var(--blue)!important}

/* ---------- ৮. ১২০০px — লগইন, পেমেন্ট, ড্যাশবোর্ড ---------- */
.aug{max-width:var(--w)!important;width:100%}
.pdone{max-width:var(--w)!important;width:100%}
.aur{padding:48px 56px}
.aug .aul{padding:50px 46px;background:
  radial-gradient(rgba(255,255,255,.1) 1.5px,transparent 1.6px) 0 0/22px 22px,
  linear-gradient(160deg,var(--blue),var(--deep))}
.aul::after{content:"\f19d";font-family:"Font Awesome 6 Free";font-weight:900;position:absolute;right:-20px;bottom:90px;font-size:170px;line-height:1;color:#fff;opacity:.07;transform:rotate(-14deg);pointer-events:none}
.aur{background:radial-gradient(circle at 100% 0,rgba(11,69,176,.07),transparent 40%),radial-gradient(rgba(11,69,176,.05) 1.3px,transparent 1.4px) 0 0/18px 18px,#fff}
.fi input,.fld input{box-shadow:inset 0 0 0 1.5px rgba(11,69,176,.1)}
.au{background:transparent}

/* ---------- ৯. ড্যাশবোর্ড ---------- */
body.db .app{width:min(var(--w),calc(100% - 32px));max-width:var(--w);margin:22px auto 40px;gap:24px;grid-template-columns:260px minmax(0,1fr);min-height:0;align-items:start}
body.db .vw{max-width:none;padding:0 0 30px}
body.db .sb{top:calc(var(--bh,72px) + 18px);height:auto;max-height:calc(100vh - var(--bh,72px) - 36px);border-radius:var(--r);box-shadow:var(--sh3);overflow:auto;background:
  radial-gradient(rgba(255,255,255,.08) 1.5px,transparent 1.6px) 0 0/22px 22px,
  linear-gradient(180deg,#082f7a,#0b45b0);position:sticky}
body.db .sb::after{content:"\f19d";font-family:"Font Awesome 6 Free";font-weight:900;position:absolute;right:-26px;bottom:120px;font-size:150px;color:#fff;opacity:.05;transform:rotate(-14deg);pointer-events:none}
body.db .sbl{display:none}
body.db .sn a{border-radius:var(--r);transition:background .2s,transform .2s,color .2s}
body.db .sn a:hover{transform:translateX(4px)}
body.db .sn a.on{background:#fff;color:var(--blue);box-shadow:0 8px 20px rgba(0,0,0,.2)}
body.db .sbh{border-radius:var(--r);background:rgba(255,255,255,.12)}
body.db .tp{position:static;padding:0 0 16px;background:none;backdrop-filter:none}
body.db .tp h1{font-size:26px;color:var(--deep)}
body.db .mt{display:none!important}
body.db .tu{padding:6px 8px 6px 16px;background:#fff;border-radius:var(--r);box-shadow:var(--sh)}
body.db .av{border-radius:var(--r);background:linear-gradient(135deg,var(--blue),var(--deep))}
body.db .card{border-radius:var(--r);padding:22px}
body.db .vw h2{display:flex;align-items:center;gap:10px;font-size:21px;color:var(--deep);margin:34px 0 16px}
body.db .vw h2::before{content:"";width:6px;height:24px;border-radius:99px;background:linear-gradient(180deg,var(--blue),var(--red))}
body.db .vw h2:first-child{margin-top:0}
body.db .hi{position:relative;overflow:hidden;border-radius:var(--r);padding:34px;box-shadow:var(--sh3);background:
  radial-gradient(circle at 92% 12%,rgba(255,255,255,.2),transparent 38%),
  radial-gradient(rgba(255,255,255,.11) 1.5px,transparent 1.6px) 0 0/22px 22px,
  linear-gradient(125deg,var(--deep),var(--blue) 65%,#1a63e0)}
body.db .hi::before{content:"\f19d";font-family:"Font Awesome 6 Free";font-weight:900;position:absolute;right:6%;bottom:-34px;font-size:190px;line-height:1;color:#fff;opacity:.08;transform:rotate(-12deg);pointer-events:none}
body.db .hi::after{content:"";position:absolute;left:-40px;bottom:-60px;width:150px;height:150px;border-radius:var(--r);background:var(--red);opacity:.5;animation:fy 7s ease-in-out infinite;pointer-events:none}
body.db .hi>*{position:relative;z-index:1}
body.db .hi h2{display:block;color:#fff;font-size:26px}body.db .hi h2::before{display:none}
body.db .st{position:relative;overflow:hidden}
body.db .st i{border-radius:var(--r);box-shadow:0 8px 18px rgba(11,69,176,.18)}
body.db .st>*{position:relative;z-index:1}
body.db .st::after{content:"\f201";font-family:"Font Awesome 6 Free";font-weight:900;position:absolute;font-size:84px;line-height:1;right:-6px;bottom:-12px;color:var(--blue);opacity:.08;pointer-events:none;transform:rotate(-12deg)}
body.db .st.g::after{content:"\f058";color:var(--green)}body.db .st.y::after{content:"\f080";color:#b87400}body.db .st.r::after{content:"\f254";color:var(--red)}
body.db .cc{padding:0;background:#fff}
body.db .cc::after{display:none}
body.db .cc .bd{background:radial-gradient(circle at 100% 100%,rgba(11,69,176,.08),transparent 55%),linear-gradient(180deg,#fff,#f5f9ff)}
body.db .cc .im{border-radius:0}
body.db .em{background:radial-gradient(circle at 50% 0,rgba(11,69,176,.08),transparent 60%),#fff}
body.db .tb th{background:#eaf1ff;color:var(--deep)}
body.db .tb th:first-child{border-radius:var(--r) 0 0 var(--r)}body.db .tb th:last-child{border-radius:0 var(--r) var(--r) 0}
body.db .ll{border-radius:var(--r)}
body.db .scr{border-radius:var(--r);box-shadow:var(--sh3)}
body.db .lr{border-radius:var(--r)}

/* ---------- ১০. ফোকাস/অ্যাক্সেসিবিলিটি ---------- */
a:focus-visible,button:focus-visible,summary:focus-visible{box-shadow:var(--ring)}

/* =========================================================
   মোবাইল
   ========================================================= */
@media(max-width:1000px){
  .topics{grid-template-columns:1fr 1fr}.sup{grid-template-columns:1fr 1fr}
  body.db .app{grid-template-columns:220px minmax(0,1fr);gap:18px}
}
@media(max-width:860px){
  /* লগইন: ফর্ম আগে, ব্র্যান্ড অংশ পরে */
  .au{padding:18px 0 40px}
  .aug{display:flex!important;flex-direction:column;border-radius:var(--r)}
  .aug .aur{order:1;padding:28px 20px 26px}.aug .aul{order:2;padding:28px 20px 24px;gap:16px}
  .aul::after{display:none}
  .aul .lg{display:none}
  .aul h2{font-size:21px}
  .perks{gap:12px}.perks i{width:40px;height:40px}
  .afrm .btn{padding:15px}
  .fi input,.fld input,.form input,.form select,.form textarea{font-size:16px;padding:13px 14px}
}
@media(max-width:820px){
  /* ড্যাশবোর্ড: একই সাইট-নেভবার ওপরে + নিচে অ্যাপ-স্টাইল ট্যাব বার */
  body.db{padding-bottom:84px}
  body.db .app{display:block;width:calc(100% - 24px);margin:14px auto 24px}
  body.db .sb{display:contents!important}
  body.db .sbl,body.db .sbh,body.db .sbb,body.db .sb::after{display:none!important}
  body.db .sn{position:fixed;left:0;right:0;bottom:0;z-index:70;display:grid!important;grid-template-columns:repeat(5,1fr);gap:2px;padding:8px 8px calc(8px + env(safe-area-inset-bottom,0px));background:rgba(255,255,255,.96);backdrop-filter:blur(10px);box-shadow:0 -10px 30px rgba(11,69,176,.18)}
  body.db .sn a{flex-direction:column;justify-content:center;gap:3px;padding:8px 2px;font-size:11.5px;line-height:1.25;text-align:center;color:var(--soft);border-radius:var(--r);display:flex}
  body.db .sn a i{font-size:18px;width:auto}
  body.db .sn a:hover{transform:none;background:transparent;color:var(--blue)}
  body.db .sn a.on{background:#e8f0ff;color:var(--blue);box-shadow:none}
  body.db .tp{padding:0 0 12px}body.db .tp h1{font-size:21px}
  body.db .tu{padding:4px 6px 4px 12px}body.db .tu div{display:block}body.db .tu small{display:none}body.db .tu b{font-size:14px}
  body.db .hi{padding:24px 20px}body.db .hi h2{font-size:22px}body.db .hi .btn{width:100%}
  body.db .hi .g4,.g4{grid-template-columns:1fr 1fr}
  body.db .vw h2{margin:26px 0 12px;font-size:19px}
  body.db .card{padding:16px}
  .g2,.g3{grid-template-columns:1fr}
  .ls{grid-template-columns:1fr}
  .nv .btn{flex:1}
  .tbw{margin:0 -4px}
}
@media(max-width:780px){
  .topics,.sup{grid-template-columns:1fr}
  .pbx{padding:30px 20px}.pbx p{font-size:16px}.pbx h1{font-size:26px}
  .pbx::before{width:130px;height:130px}.pbx::after{width:80px;height:80px}
  .faqs details{padding:16px 16px 16px 22px}.faqs summary{font-size:16.5px}
  .tabs{flex-wrap:nowrap;overflow-x:auto;justify-content:flex-start;margin-inline:-16px;padding:4px 16px 10px;scrollbar-width:none}.tabs::-webkit-scrollbar{display:none}.tabs button{flex:none}
  .fcard::after{display:none}
  .cta{padding:40px 18px}.cta::before{font-size:110px}.cta::after{font-size:96px}
  .rsp{grid-template-columns:1fr 1fr 1fr;gap:8px}
  .chips2 a{flex:1 1 calc(50% - 12px);justify-content:flex-start;font-size:14.5px;padding:11px 12px}
  .btn{min-height:46px}
  .qk .feat{padding:22px 20px 64px}
  header .bar{gap:10px}
  body{font-size:16px}
  .wa{right:14px;bottom:14px;width:50px;height:50px}.totop{right:14px;bottom:76px;width:50px;height:50px}
  body.db .wa,body.db .totop{display:none}
}
@media(max-width:480px){
  body.db .hi .g4,body.db .g4{grid-template-columns:1fr 1fr;gap:10px}
  body.db .st{flex-direction:column;align-items:flex-start;gap:8px}
  body.db .st b{font-size:22px}
  .rsp b{font-size:13px}
}
@media(max-width:360px){body.db .sn a{font-size:10.5px}}
@media(prefers-reduced-motion:reduce){.pbx::before,.pbx::after,body.db .hi::after{animation:none}}

/* গ্রিড/ফর্ম ওভারফ্লো ফিক্স */
.cgrid>*,.dgrid>*,.abt>*,.hg>*,.pgrid>*{min-width:0}
.form label,.fld{min-width:0}
.form input,.form select,.form textarea{width:100%;min-width:0;max-width:100%}
@media(max-width:960px){.cgrid,.dgrid,.abt,.hg{grid-template-columns:minmax(0,1fr)}.pgrid{grid-template-columns:minmax(0,1fr)}}
.form .r2{display:grid;grid-template-columns:1fr 1fr;gap:14px}
@media(max-width:780px){.form .r2{grid-template-columns:minmax(0,1fr)}}
.pbx::after{opacity:.38;right:9%;bottom:-70px}
@media(max-width:860px){.aul .sh3{display:none}.aul .sh2{width:90px;height:90px;left:-30px;bottom:-30px;opacity:.4}.aul .sh1{width:150px;height:150px}}
@media(max-width:820px){body.db .hi::after{width:80px;height:80px;left:-30px;bottom:-40px;opacity:.35}}

/* =========================================================
   আপডেট: টপ-বার সরানো · নেভবার স্ক্রল-হাইড · কোনো বর্ডার নয় · মোবাইল নেভ · ডেমো বাদ
   ========================================================= */

/* ১. কোথাও কোনো বর্ডার নেই (লেফট / টপ / বটম / রাইট — সব বাদ) */
*,*::before,*::after{border:0!important}

/* ২. নেভবার: নিচে স্ক্রল করলে লুকাবে, উপরে স্ক্রল করলে দেখা যাবে */
header{top:0!important;transition:transform .32s cubic-bezier(.22,.9,.3,1),box-shadow .25s!important}
header.hdr-hide{transform:translateY(-100%)}

/* ৩. ডেস্কটপে মোবাইল-শুধু আইটেম লুকানো */
.mob-only{display:none!important}

/* ৪. ভর্তি-পপআপ (প্রথমবার) */
@keyframes edu-pulse{0%,100%{opacity:1;transform:scale(1)}50%{opacity:.45;transform:scale(1.2)}}
.edu-promo{position:fixed;inset:0;z-index:400;display:flex;align-items:center;justify-content:center;padding:16px;background:rgba(8,20,55,.62);-webkit-backdrop-filter:blur(5px);backdrop-filter:blur(5px);opacity:0;visibility:hidden;transition:opacity .3s,visibility .3s}
.edu-promo.show{opacity:1;visibility:visible}
.edu-promo .pc{position:relative;width:min(420px,100%);max-height:calc(100vh - 32px);overflow:auto;border-radius:24px;background:#fff;box-shadow:0 30px 80px rgba(0,0,0,.35);transform:translateY(24px) scale(.96);transition:transform .45s cubic-bezier(.22,.9,.3,1);text-align:center}
.edu-promo.show .pc{transform:none}
.edu-promo .pc-top{position:relative;overflow:hidden;border-radius:6px;padding:36px 26px 30px;color:#fff;text-align:center;background:radial-gradient(circle at 88% 8%,rgba(255,210,63,.32),transparent 38%),radial-gradient(circle at 6% 100%,rgba(90,190,255,.28),transparent 42%),radial-gradient(rgba(255,255,255,.12) 1.5px,transparent 1.6px) 0 0/20px 20px,linear-gradient(135deg,#1a66e0 0%,#0b45b0 48%,#082f7a 100%)}
.edu-promo .pc-top::after{content:"\f0e7";font-family:"Font Awesome 6 Free";font-weight:900;position:absolute;right:-18px;bottom:-34px;font-size:130px;line-height:1;opacity:.1;transform:rotate(-12deg);pointer-events:none}
.edu-promo .pc-ring{position:absolute;border-radius:50%;background:rgba(255,255,255,.07);pointer-events:none}
.edu-promo .pc-ring.r1{width:180px;height:180px;top:-80px;left:-60px}
.edu-promo .pc-ring.r2{width:120px;height:120px;bottom:-50px;right:-30px;background:rgba(255,210,63,.1)}
.edu-promo .pc-orb{position:relative;z-index:1;width:66px;height:66px;margin:0 auto 14px;border-radius:50%;display:grid;place-items:center;font-size:27px;color:#082f7a;background:linear-gradient(135deg,#fff3b0,#ffc23a);box-shadow:0 0 0 9px rgba(255,255,255,.14),0 14px 30px rgba(0,0,0,.28);animation:edu-float 3.2s ease-in-out infinite}
@keyframes edu-float{0%,100%{transform:translateY(0)}50%{transform:translateY(-5px)}}
.edu-promo .pc-tag{position:relative;z-index:1;display:inline-flex;align-items:center;gap:8px;padding:6px 14px;border-radius:99px;background:#ffd23f;color:#082f7a;font-weight:700;font-size:13.5px;box-shadow:0 6px 16px rgba(0,0,0,.18)}
.edu-promo .pc-tag i{animation:edu-pulse 1.6s infinite}
.edu-promo h3{position:relative;z-index:1;font-size:25px;margin:14px 0 6px;line-height:1.35;background:linear-gradient(90deg,#ffffff,#ffe9a0);-webkit-background-clip:text;background-clip:text;color:transparent}
.edu-promo .pc-top p{position:relative;z-index:1;margin:0;font-size:14.5px;color:#dce8ff;line-height:1.6}
.edu-promo .pc-body{padding:22px 22px 18px}
.edu-promo .pc-note{margin:0 0 16px;font-size:15px;line-height:1.6;color:#5b6b85}
.edu-promo .pc-acts{display:grid;gap:10px}
.edu-promo .pc-acts a{display:flex;align-items:center;justify-content:center;gap:10px;min-height:48px;border-radius:14px;font-weight:700;font-size:15.5px;color:#fff}
.edu-promo .pc-acts .p1{background:linear-gradient(135deg,#e10f0a,#b30d09);box-shadow:0 10px 22px rgba(225,15,10,.28)}
.edu-promo .pc-acts .p2{background:#0a8f0a;box-shadow:0 10px 22px rgba(10,143,10,.24)}
.edu-promo .pc-acts .p3{background:#eaf1ff;color:#0b45b0}
.edu-promo .pc-time{margin:14px 0 2px;font-size:13.5px;color:#5b6b85}
.edu-promo .pc-later{margin-top:4px;padding:8px 14px;font-size:14px;color:#5b6b85;cursor:pointer}
.edu-promo .pc-x{position:absolute;top:12px;right:12px;z-index:2;width:36px;height:36px;border-radius:50%;display:grid;place-items:center;background:rgba(255,255,255,.18);color:#fff;font-size:15px;cursor:pointer}

/* ৫. ড্যাশবোর্ড সাইডবার: বটমে স্ক্রলবার নেই */
body.db .sb{overflow:hidden!important;max-height:none!important;scrollbar-width:none}
body.db .sb::-webkit-scrollbar{display:none}

/* ৬. মোবাইল নেভবার: লোগো কার্ড + থ্রি-লাইন মেনু; লগইন/ড্যাশবোর্ড মেনুর ভেতরে */
@media(max-width:780px){
  .lgbtn,.buyany{display:none!important}
  .mob-only{display:flex!important;align-items:center;gap:10px;padding:12px 16px;border-radius:12px;font-weight:700;color:var(--blue)}
  .mob-buy{background:#fff3f2;color:var(--red)}
  header .bar{justify-content:space-between;gap:10px}
  header .brand{display:inline-flex;align-items:center;padding:6px 12px;border-radius:14px;background:#fff;box-shadow:0 8px 20px rgba(11,69,176,.12)}
  header .brand img{height:44px;width:auto}
  header .burger{margin-left:auto}
}

/* ---- দ্বিতীয় আপডেট ---- */
/* পটভূমি আরো একটু ঝাপসা (ফিক্সড লেয়ার, ব্লার) — মূল কনটেন্ট আগের মতোই স্পষ্ট */
body,body.db{background:transparent!important;position:relative}
body::before{content:"";position:fixed;inset:-40px;z-index:-1;pointer-events:none;
  background:
    radial-gradient(900px 520px at 6% -4%,rgba(11,69,176,.13),transparent 62%),
    radial-gradient(760px 480px at 100% 14%,rgba(225,15,10,.07),transparent 62%),
    radial-gradient(820px 560px at 0% 64%,rgba(10,143,10,.08),transparent 62%),
    radial-gradient(900px 600px at 100% 100%,rgba(11,69,176,.1),transparent 62%),
    url("bg-edu.svg") 0 0/360px 360px,
    linear-gradient(180deg,#f8fbff,#eaf1ff);
  filter:blur(7px);-webkit-filter:blur(7px)}
/* কোর্স পেজের ক্লাস তালিকা সব সময় দৃশ্যমান */
#lms,#lms:empty{display:block!important}