:root{--bg:#f3f7ff;--card:#fff;--ink:#14213d;--mute:#5b6b88;--line:#dbe4f5;--acc:#1d5fd8;--acc2:#0b3a99;--accsoft:#e8f0ff;--ok:#0f8a5f;--okb:#e5f7ef;--bad:#c23b2e;--badb:#fdecea;--warn:#a15c00;--warnb:#fff4e0;--sh:0 4px 18px rgba(29,95,216,.10);--r:16px;color-scheme:light}
[data-theme=dark]{--bg:#0c1220;--card:#141c2f;--ink:#e8eefc;--mute:#9aa9c8;--line:#26314b;--acc:#6ea2ff;--acc2:#9bc0ff;--accsoft:#192645;--ok:#4cd6a0;--okb:#10281f;--bad:#ff8f80;--badb:#34191a;--warn:#ffc266;--warnb:#33270f;--sh:0 4px 18px rgba(0,0,0,.35);color-scheme:dark}
*{box-sizing:border-box}html{scroll-behavior:smooth}
body{margin:0;background:var(--bg);color:var(--ink);font:16px/1.6 system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;min-height:100vh;display:flex;flex-direction:column}
a{color:var(--acc);text-decoration:none}a:hover{text-decoration:underline}
h1,h2,h3{line-height:1.25;margin:0 0 .5em}
button,input,select,textarea{font:inherit;color:inherit}
button{cursor:pointer;border:1px solid var(--line);background:var(--card);padding:9px 16px;border-radius:12px;transition:.15s}
button:hover{border-color:var(--acc)}button:disabled{opacity:.5;cursor:default}
button.p,a.btn{background:var(--acc);color:#fff;border-color:var(--acc);font-weight:600}
[data-theme=dark] button.p,[data-theme=dark] a.btn{color:#0c1220}
a.btn{display:inline-block;padding:9px 16px;border-radius:12px}a.btn:hover{text-decoration:none;filter:brightness(1.08)}
button.danger{color:var(--bad);border-color:var(--bad)}button.sm{padding:5px 10px;font-size:14px;border-radius:9px}
input,select,textarea{width:100%;padding:10px 12px;border:1px solid var(--line);border-radius:12px;background:var(--card)}
input:focus,select:focus,textarea:focus,button:focus-visible{outline:2px solid var(--acc);outline-offset:1px}
textarea{min-height:90px;resize:vertical}
header.top{position:sticky;top:0;z-index:20;background:var(--card);border-bottom:1px solid var(--line);box-shadow:var(--sh)}
.top .in{max-width:1180px;margin:auto;padding:10px 16px;display:flex;align-items:center;gap:14px;flex-wrap:wrap}
.logo{display:flex;align-items:center;gap:10px;font-weight:800;font-size:19px;color:var(--ink)}.logo:hover{text-decoration:none}
.logo svg{width:34px;height:34px}.logo b{color:var(--acc)}
nav.links{display:flex;gap:4px;flex-wrap:wrap}nav.links a{padding:7px 12px;border-radius:10px;color:var(--ink);font-weight:600}
nav.links a:hover,nav.links a.on{background:var(--accsoft);color:var(--acc);text-decoration:none}
.sp{flex:1}.iconbtn{padding:7px 11px;border-radius:12px;font-size:18px;line-height:1}
.searchbox{position:relative;flex:1;min-width:200px;max-width:420px}.searchbox input{padding-left:38px;border-radius:999px}
.searchbox:before{content:"🔍";position:absolute;left:13px;top:50%;transform:translateY(-50%);font-size:15px;z-index:1}
.drop{position:absolute;top:calc(100% + 6px);left:0;right:0;background:var(--card);border:1px solid var(--line);border-radius:14px;box-shadow:var(--sh);max-height:60vh;overflow:auto;z-index:30}
.drop a{display:block;padding:9px 14px;color:var(--ink);border-bottom:1px solid var(--line)}.drop a:last-child{border:0}.drop a:hover{background:var(--accsoft);text-decoration:none}
.drop small{display:block;color:var(--mute)}.tag{display:inline-block;font-size:11px;font-weight:700;text-transform:uppercase;letter-spacing:.04em;background:var(--accsoft);color:var(--acc);border-radius:6px;padding:1px 7px;margin-right:6px}
main{flex:1;width:100%;max-width:1180px;margin:auto;padding:18px 16px 40px}
footer.bot{text-align:center;color:var(--mute);padding:20px 16px;border-top:1px solid var(--line);font-size:14px}
.hero{background:linear-gradient(135deg,#1d5fd8,#0b3a99);color:#fff;border-radius:24px;padding:42px 24px;text-align:center;margin-bottom:22px;box-shadow:var(--sh)}
[data-theme=dark] .hero{background:linear-gradient(135deg,#1a3f8f,#0c2257)}
.hero h1{font-size:clamp(28px,5vw,46px);margin-bottom:8px}.hero p{margin:0 auto 18px;max-width:620px;opacity:.92;font-size:18px}
.hero .searchbox{margin:auto;max-width:560px}.hero .searchbox input{padding:14px 16px 14px 44px;font-size:17px;border:0;color:#14213d;background:#fff}.hero .searchbox:before{left:17px;font-size:17px}
.hero .drop{text-align:left}.hero .drop a{color:var(--ink)}
.stats{display:flex;gap:10px;justify-content:center;flex-wrap:wrap;margin-top:20px}.stats span{background:rgba(255,255,255,.16);border-radius:999px;padding:5px 14px;font-size:14px}
.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(230px,1fr));gap:14px}
.card{background:var(--card);border:1px solid var(--line);border-radius:var(--r);padding:18px;box-shadow:var(--sh)}
a.card{display:block;color:var(--ink);transition:.18s}a.card.cls{display:flex}a.card:hover{transform:translateY(-3px);border-color:var(--acc);text-decoration:none}
.cls{display:flex;gap:16px;align-items:center;padding:24px}.cls .big{font-size:40px;width:70px;height:70px;border-radius:20px;background:var(--accsoft);display:grid;place-items:center;font-weight:800;color:var(--acc)}
.cls h3{margin:0;font-size:22px}.cls p{margin:2px 0 0;color:var(--mute)}
.subj{text-align:center}.subj .ic{font-size:36px;width:64px;height:64px;margin:0 auto 8px;display:grid;place-items:center;background:var(--accsoft);border-radius:18px}
.subj h3{font-size:17px;margin:0}.subj small,.mute{color:var(--mute)}
.sec{display:flex;align-items:center;justify-content:space-between;gap:10px;flex-wrap:wrap;margin:26px 0 12px}.sec h2{margin:0;font-size:22px}
.crumbs{font-size:14px;color:var(--mute);margin-bottom:10px}.crumbs a{color:var(--mute)}.crumbs a:hover{color:var(--acc)}
.pagehead{display:flex;justify-content:space-between;align-items:flex-end;gap:14px;flex-wrap:wrap;margin-bottom:14px}.pagehead h1{margin:0;font-size:clamp(24px,4vw,34px)}
.filter{max-width:320px;width:100%}
.chl{display:flex;flex-direction:column;gap:10px}
.ch{display:flex;gap:14px;align-items:center;padding:14px 16px}.ch .n{flex:none;width:42px;height:42px;border-radius:12px;background:var(--accsoft);color:var(--acc);font-weight:800;display:grid;place-items:center}
.ch h3{margin:0;font-size:17px}.ch .meta{display:flex;gap:6px;flex-wrap:wrap;margin-top:4px}.pill{font-size:12.5px;background:var(--accsoft);color:var(--acc);border-radius:999px;padding:2px 10px}
.tabs{display:flex;gap:6px;overflow-x:auto;padding-bottom:6px;margin:14px 0;border-bottom:1px solid var(--line)}
.tabs button{border:0;background:none;border-radius:10px 10px 0 0;white-space:nowrap;padding:10px 14px;font-weight:600;color:var(--mute)}
.tabs button.on{color:var(--acc);background:var(--accsoft)}.tabs .c{font-size:12px;background:var(--line);border-radius:99px;padding:0 7px;margin-left:5px}
.tools{display:flex;gap:10px;flex-wrap:wrap;align-items:center;margin-bottom:12px}.tools select{width:auto;max-width:100%}
.topic{margin-bottom:26px}.topic>h3{font-size:20px;border-left:5px solid var(--acc);padding-left:10px}
.note{margin-bottom:14px}.note h4{margin:0 0 8px;font-size:17px}.note ul{margin:0;padding-left:20px}.note li{margin-bottom:6px}
.note img.dg{display:block;max-width:560px;width:100%;margin:12px 0 4px;background:#fff;border:1px solid var(--line);border-radius:12px}
.cap{color:var(--mute);font-size:14px}
.urdu{direction:rtl;text-align:right;font-family:"Noto Nastaliq Urdu","Jameel Noori Nastaleeq",serif;line-height:2.2;margin-top:10px;background:var(--accsoft);border-radius:12px;padding:6px 16px}.urdu ul{padding:0 20px 0 0;margin:6px 0}
.vbox{background:var(--accsoft);border-radius:14px;padding:12px 14px;margin:10px 0}.vbox h5{margin:0 0 8px;font-size:15px}
.vrow{display:flex;gap:10px;align-items:center;flex-wrap:wrap;padding:8px 0;border-top:1px dashed var(--line)}.vrow:first-of-type{border-top:0}
.vrow .t{flex:1;min-width:200px;font-weight:600}.vrow .u{display:block;font-weight:400;font-size:12.5px;color:var(--mute);word-break:break-all}
.soon{color:var(--warn);background:var(--warnb);border-radius:10px;padding:8px 12px;display:inline-block;font-weight:600}
.player{position:relative;width:100%;aspect-ratio:16/9;margin:8px 0;border-radius:12px;overflow:hidden;background:#000}.player iframe{position:absolute;inset:0;width:100%;height:100%;border:0}
details.qa{background:var(--card);border:1px solid var(--line);border-radius:14px;padding:12px 16px;margin-bottom:10px}details.qa summary{cursor:pointer;font-weight:600}
details.qa .ans{margin-top:10px;padding:10px 12px;border-radius:10px;background:var(--okb);color:var(--ok)}details.qa .ans p{margin:0 0 6px;color:var(--ink)}
.mq{margin-bottom:12px}.mq p{margin:0 0 8px;font-weight:600}
.opt{display:flex;gap:8px;align-items:flex-start;padding:8px 12px;border:1px solid var(--line);border-radius:10px;margin-bottom:6px;cursor:pointer}.opt input{width:auto;margin-top:5px}
.opt.ok{background:var(--okb);border-color:var(--ok)}.opt.bad{background:var(--badb);border-color:var(--bad)}
.score{font-size:22px;font-weight:800;text-align:center;padding:14px;border-radius:14px;background:var(--okb);color:var(--ok);margin:12px 0}
.empty{text-align:center;color:var(--mute);padding:34px 10px}.msg{padding:10px 14px;border-radius:12px;margin:10px 0}.msg.err{background:var(--badb);color:var(--bad)}.msg.ok{background:var(--okb);color:var(--ok)}
.spin{text-align:center;padding:40px;color:var(--mute)}
@media(max-width:640px){.hero{padding:28px 16px;border-radius:18px}nav.links{order:5;width:100%}.cls{padding:16px}}
/* ---------- admin ---------- */
.login{max-width:400px;margin:8vh auto}.login .card{padding:28px}.login h1{text-align:center}
.alayout{display:grid;grid-template-columns:230px 1fr;gap:18px;align-items:start}
.side{position:sticky;top:76px;display:flex;flex-direction:column;gap:4px}.side button{text-align:left;border:0;background:none;font-weight:600;padding:10px 14px;border-radius:12px}
.side button.on,.side button:hover{background:var(--accsoft);color:var(--acc)}
.stat{text-align:center}.stat b{display:block;font-size:30px;color:var(--acc)}
.panel{margin-bottom:18px}.panel h2{font-size:20px}
.frm{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:12px}.frm .full{grid-column:1/-1}.frm label{display:block;font-weight:600;font-size:14px;margin-bottom:4px}
.frm .hint{font-size:12.5px;color:var(--mute);font-weight:400}
.tw{overflow-x:auto;border:1px solid var(--line);border-radius:14px;background:var(--card)}
table{border-collapse:collapse;width:100%;font-size:14.5px}th,td{padding:9px 12px;text-align:left;border-bottom:1px solid var(--line);vertical-align:top}th{background:var(--accsoft);color:var(--acc);white-space:nowrap}tr:last-child td{border:0}
td .acts{display:flex;gap:6px;white-space:nowrap}td.url{max-width:260px;word-break:break-all}
.modal{position:fixed;inset:0;background:rgba(5,12,30,.55);z-index:50;display:grid;place-items:start center;overflow:auto;padding:24px 12px}
.modal .box{background:var(--card);border-radius:18px;padding:22px;width:100%;max-width:760px;border:1px solid var(--line)}
.row{display:flex;gap:10px;flex-wrap:wrap;align-items:center}.row.end{justify-content:flex-end}
.pager{display:flex;gap:10px;align-items:center;justify-content:flex-end;margin-top:10px;color:var(--mute)}
.toast{position:fixed;bottom:20px;left:50%;transform:translateX(-50%);background:var(--ink);color:var(--bg);padding:10px 18px;border-radius:12px;z-index:99;box-shadow:var(--sh)}
@media(max-width:820px){.alayout{grid-template-columns:1fr}.side{position:static;flex-direction:row;overflow-x:auto}.side button{white-space:nowrap}}