:root{--blue:#075fbd;--dark:#07366c;--cyan:#00a7e8;--bg:#f5f8fc;--card:#fff;--text:#18324d;--muted:#66788c;--border:#dce7f1;--green:#11864a}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--text);font-family:Arial,"Noto Sans Devanagari","Noto Sans",sans-serif}.top{background:#063b73;color:#fff;padding:9px 20px;font-size:12px}.top span{float:right;opacity:.9}.wrap{max-width:1220px;margin:auto;padding-left:20px;padding-right:20px}header{background:#fff;border-bottom:1px solid var(--border);position:sticky;top:0;z-index:20}.head{max-width:1220px;margin:auto;padding:12px 20px;display:flex;align-items:center;justify-content:space-between;gap:15px}.brand{display:flex;align-items:center;gap:11px;color:inherit;text-decoration:none}.logo{width:46px;height:46px;border-radius:13px;background:linear-gradient(135deg,#075fbd,#00a7e8);color:#fff;display:grid;place-items:center;font-weight:900;font-size:12px}.brand strong{display:block;color:var(--dark);font-size:17px}.brand small{display:block;color:var(--muted);font-size:10px;margin-top:2px}nav{display:flex;gap:5px}nav a{font-size:12px;font-weight:800;padding:9px 11px;border-radius:9px;text-decoration:none;color:#36506a}nav a:hover,nav a.active{background:#eaf3ff;color:var(--blue)}.hero{background:linear-gradient(135deg,#063b73,#0879d4);color:#fff;padding:44px 0 35px}.eyebrow{font-size:10px;letter-spacing:1.5px;font-weight:900;color:#aee5ff}.hero h1{font-size:34px;margin:8px 0}.hero p{max-width:850px;color:#e5f4ff;line-height:1.7;font-size:14px}.search{display:flex;max-width:900px;background:#fff;padding:6px;border-radius:14px;margin-top:18px;box-shadow:0 12px 30px #001c3c44}.search input{flex:1;border:0;outline:0;padding:13px;font-size:14px}.search button{border:0;background:var(--blue);color:#fff;padding:0 22px;border-radius:10px;font-weight:900}.chips{display:flex;gap:7px;flex-wrap:wrap;margin-top:12px}.chips button{border:1px solid #ffffff55;background:#ffffff15;color:#fff;border-radius:30px;padding:7px 12px;cursor:pointer}.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:12px;margin:22px 0}.stats>div{background:#fff;border:1px solid var(--border);border-radius:14px;padding:15px;box-shadow:0 6px 20px #173b5b0b}.stats b{display:block;font-size:21px;color:var(--blue)}.stats small{color:var(--muted);font-size:10px}.title{display:flex;justify-content:space-between;align-items:end;margin:28px 0 13px}.title h2{margin:0;color:var(--dark);font-size:21px}.title p{margin:4px 0 0;color:var(--muted);font-size:11px}.reset{border:1px solid var(--border);background:#fff;border-radius:9px;padding:8px 12px;cursor:pointer}.cats{display:grid;grid-template-columns:repeat(6,1fr);gap:10px}.catcard{background:#fff;border:1px solid var(--border);border-radius:14px;padding:15px 10px;text-align:center;cursor:pointer;min-height:125px}.catcard:hover{border-color:#9ac8ee;transform:translateY(-2px)}.catcard span{font-size:28px;display:block}.catcard b{display:block;font-size:11px;margin-top:5px}.catcard small{display:block;color:var(--muted);font-size:9px;line-height:1.5;margin-top:4px}.filters{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:15px}.filters select{background:#fff;border:1px solid var(--border);border-radius:9px;padding:10px 12px;min-width:160px}.grid{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}.book{background:#fff;border:1px solid var(--border);border-radius:15px;overflow:hidden;box-shadow:0 5px 18px #173b5b0a;display:flex;flex-direction:column}.cover{height:190px;padding:15px;color:#fff;display:flex;flex-direction:column}.officialcover{background:linear-gradient(145deg,#075fbd,#00a7e8)}.opencover{background:linear-gradient(145deg,#0c4e7e,#16864a)}.coverbrand{font-size:9px;font-weight:900;letter-spacing:.7px}.covericon{font-size:34px;margin-top:auto}.cover h3{font-size:15px;line-height:1.3;margin:4px 0}.coverline{font-size:9px;opacity:.9}.coverfooter{font-size:8px;margin-top:12px;padding-top:7px;border-top:1px solid #ffffff55}.body{padding:12px}.badges{display:flex;gap:5px;flex-wrap:wrap}.badges span{background:#edf5ff;color:#075fbd;border-radius:15px;padding:4px 7px;font-size:8px;font-weight:800}.body h3{font-size:13px;line-height:1.35;margin:8px 0 5px;color:var(--dark)}.body p{font-size:10px;line-height:1.6;color:var(--muted);min-height:48px;margin:0}.body .source{font-size:9px;color:#52687d;margin-top:8px}.actions{display:flex;gap:6px;margin-top:11px}.actions a{flex:1;text-align:center;text-decoration:none;padding:8px 5px;border-radius:8px;font-size:9px;font-weight:900}.read{background:#eaf3ff;color:#075fbd}.download{background:#075fbd;color:#fff}.pager{display:flex;justify-content:center;align-items:center;gap:14px;margin:20px 0}.pager button{border:1px solid var(--border);background:#fff;border-radius:9px;padding:9px 13px;cursor:pointer}.pager button:disabled{opacity:.45;cursor:not-allowed}.pager span{font-size:11px;color:var(--muted)}.sourcegrid{display:grid;grid-template-columns:repeat(4,1fr);gap:12px}.source{background:#fff;border:1px solid var(--border);border-radius:13px;padding:14px}.sourceicon{width:30px;height:30px;border-radius:9px;background:#eaf3ff;color:#075fbd;display:grid;place-items:center;font-weight:900}.source h3{font-size:13px;color:var(--dark);margin:9px 0 5px}.source p{font-size:10px;color:var(--muted);line-height:1.5;min-height:38px}.source a{font-size:10px;color:#075fbd;font-weight:900}.notice{background:#fff8e7;border:1px solid #efd99e;border-radius:12px;padding:13px;margin:14px 0 30px;color:#70560d;font-size:10px;line-height:1.7}.empty{grid-column:1/-1;background:#fff;border:1px dashed var(--border);border-radius:13px;padding:35px;text-align:center;color:var(--muted)}footer{background:#063b73;color:#dbeeff;padding:28px 0;margin-top:35px}.foot{display:grid;grid-template-columns:2fr 1fr 1fr;gap:30px}.foot h3,.foot h4{color:#fff;margin:0 0 7px}.foot p,.foot a{font-size:10px;line-height:1.7}.foot a{display:block;color:#dbeeff;text-decoration:none}@media(max-width:1000px){.grid{grid-template-columns:repeat(3,1fr)}.cats{grid-template-columns:repeat(3,1fr)}.sourcegrid{grid-template-columns:repeat(3,1fr)}}@media(max-width:700px){nav{display:none}.grid{grid-template-columns:repeat(2,1fr)}.sourcegrid{grid-template-columns:repeat(2,1fr)}.stats{grid-template-columns:repeat(2,1fr)}.hero h1{font-size:27px}}@media(max-width:520px){.grid,.sourcegrid{grid-template-columns:1fr}.cats{grid-template-columns:repeat(2,1fr)}.top span{display:none}.search button{padding:0 14px}}

/* Free Learning Hub enhancement */
.quickhub{margin-top:24px;background:linear-gradient(135deg,#ffffff,#f0f8ff);border:1px solid #cfe4f5;border-radius:22px;padding:22px;box-shadow:0 10px 30px #173b5b10}.hubhead{display:flex;justify-content:space-between;gap:20px;align-items:end;margin-bottom:15px}.hubtag{font-size:9px;font-weight:900;letter-spacing:1.3px;color:#0b7b4b}.hubhead h2{margin:4px 0 5px;color:var(--dark);font-size:23px}.hubhead p{margin:0;color:var(--muted);font-size:11px;line-height:1.6}.hubmore{background:#075fbd;color:#fff;text-decoration:none;font-size:10px;font-weight:900;padding:10px 13px;border-radius:10px;white-space:nowrap}.hubgrid{display:grid;grid-template-columns:repeat(4,1fr);gap:10px}.hubcard{position:relative;display:flex;gap:10px;align-items:center;text-decoration:none;background:#fff;border:1px solid var(--border);border-radius:14px;padding:12px;min-height:78px;transition:.2s}.hubcard:hover{transform:translateY(-2px);border-color:#8ec8ee;box-shadow:0 8px 20px #173b5b12}.hubcard>span{width:38px;height:38px;border-radius:11px;background:#eaf3ff;display:grid;place-items:center;font-size:20px;flex:none}.hubcard b{display:block;color:var(--dark);font-size:11px}.hubcard small{display:block;color:var(--muted);font-size:8px;line-height:1.45;margin-top:3px;padding-right:24px}.hubcard em{position:absolute;right:9px;top:9px;font-style:normal;font-size:8px;font-weight:900;color:#11864a;background:#eaf8f1;border-radius:10px;padding:3px 6px}.hubcard.open em{color:#075fbd;background:#eaf3ff}.hubnote{margin-top:12px;padding:10px 12px;border-radius:10px;background:#fff8e7;border:1px solid #efd99e;color:#70560d;font-size:9px;line-height:1.6}.sourcegrid .source{transition:.2s}.sourcegrid .source:hover{transform:translateY(-2px);box-shadow:0 8px 20px #173b5b12}@media(max-width:1000px){.hubgrid{grid-template-columns:repeat(2,1fr)}}@media(max-width:520px){.hubhead{display:block}.hubmore{display:inline-block;margin-top:10px}.hubgrid{grid-template-columns:1fr}}