*,:after,:before{box-sizing:border-box;margin:0;padding:0}:root{--navy:#0f2b5b;--royal:#1a4fa0;--blue:#3b82f6;--sky:#eff6ff;--sky2:#dbeafe;--white:#fff;--g50:#f8fafc;--g100:#f1f5f9;--g200:#e2e8f0;--g400:#94a3b8;--g500:#64748b;--g600:#475569;--g800:#1e293b;--green:#16a34a;--red:#dc2626;--amber:#d97706;--purple:#7c3aed;--shadow:0 1px 3px #0f2b5b14,0 1px 2px #0f2b5b0f;--shadowmd:0 4px 6px #0f2b5b12,0 2px 4px #0f2b5b0f;--r:10px;--rl:14px}html{scroll-behavior:smooth}body,html{max-width:100%;overflow-x:hidden}body{background:#f8fafc;background:var(--g50);color:#1e293b;color:var(--g800);font-family:Inter,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif;line-height:1.6;min-height:100vh}#root{max-width:100%;overflow-x:hidden}a{color:inherit;text-decoration:none}button{background:none;border:none;cursor:pointer;font-family:inherit}input,select,textarea{border:1px solid #e2e8f0;border:1px solid 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slideInNav{0%{opacity:.4;transform:translateX(-6px)}to{opacity:1;transform:translateX(0)}}.mob-nav-icon{align-items:center;background:#ffffff14;border-radius:8px;color:#fff9;display:flex;flex-shrink:0;height:32px;justify-content:center;width:32px}.mob-nav-item.active .mob-nav-icon{background:#3b82f666;color:#fff}.mob-nav-text{flex:1 1}.mob-nav-chevron{color:#ffffff4d;flex-shrink:0;font-size:18px;line-height:1}.mob-menu-footer{border-top:1px solid #ffffff14;color:#ffffff47;font-size:12px;margin-top:8px;padding-top:12px;text-align:center}.q-card{background:#fff;border:1px solid #e2e8f0;border:1px solid var(--g200);border-radius:14px;border-radius:var(--rl);overflow:hidden;position:relative;transition:box-shadow .2s;z-index:1}.q-card:hover{box-shadow:0 4px 6px #0f2b5b12,0 2px 4px #0f2b5b0f;box-shadow:var(--shadowmd)}.q-head{border-bottom:1px solid #f1f5f9;border-bottom:1px solid var(--g100);display:flex;flex-wrap:wrap;gap:5px;padding:10px 16px 8px}.q-body{padding:16px 16px 12px;position:relative;z-index:0}.q-num{color:#94a3b8;color:var(--g400);font-size:12px;margin-bottom:5px}.q-num,.q-text{font-weight:500}.q-text{color:#1e293b;color:var(--g800);font-size:15px;line-height:1.65;margin-bottom:13px;white-space:pre-wrap;word-break:break-word}.q-foot{border-top:1px solid #f1f5f9;border-top:1px solid var(--g100);color:#94a3b8;color:var(--g400);font-size:12px;padding:8px 16px}.options{grid-gap:8px;display:grid;gap:8px;grid-template-columns:1fr 1fr}.opt,.options{min-width:0;position:relative;z-index:1}.opt{-webkit-tap-highlight-color:rgba(59,130,246,.2);align-items:flex-start;border:1.5px solid #e2e8f0;border:1.5px solid var(--g200);border-radius:8px;box-sizing:border-box;cursor:pointer;display:flex;font-size:14px;gap:9px;line-height:1.4;max-width:100%;min-height:48px;overflow-wrap:anywhere;padding:12px 13px;touch-action:manipulation;transition:background .15s,border-color .15s,opacity .2s;-webkit-user-select:none;user-select:none;word-break:break-word}.opt:hover:not(.correct):not(.wrong):not(.opt-dim){background:#eff6ff;background:var(--sky);border-color:#3b82f6;border-color:var(--blue)}.opt.correct{background:#f0fdf4;border-color:#16a34a!important;border-color:var(--green)!important;color:#166534;font-weight:600}.opt.wrong{background:#fef2f2;border-color:#dc2626!important;border-color:var(--red)!important;color:#991b1b;font-weight:600}.opt.opt-dim{cursor:default;opacity:.4;pointer-events:none}.opt-lbl{flex-shrink:0;font-size:13px;font-weight:700;min-width:20px;padding-top:1px}.opt-text{flex:1 1}.opt-icon{flex-shrink:0;font-size:15px;font-weight:700;line-height:1;margin-left:auto;padding-left:6px}.opt-icon-correct{color:#16a34a}.opt-icon-wrong{color:#dc2626}.ans-box{animation:fadeSlideIn .25s ease;background:#eff6ff;background:var(--sky);border-left:4px solid #3b82f6;border-left:4px solid var(--blue);border-radius:10px;margin-top:12px;overflow:hidden}@keyframes 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8px}.filter-sidebar{align-self:start;background:#fff;border:1px solid #e2e8f0;border:1px solid var(--g200);border-radius:14px;border-radius:var(--rl);box-shadow:0 1px 3px #0f2b5b14,0 1px 2px #0f2b5b0f;box-shadow:var(--shadow);flex-shrink:0;max-height:calc(100vh - 92px);overflow-y:auto;position:-webkit-sticky;position:sticky;scrollbar-color:#cbd5e1 #0000;scrollbar-width:thin;top:76px;width:280px}.filter-sidebar::-webkit-scrollbar{width:4px}.filter-sidebar::-webkit-scrollbar-thumb{background:#cbd5e1;border-radius:2px}.fs-header{background:#fff;border-bottom:1px solid #e2e8f0;border-bottom:1px solid var(--g200);border-radius:14px 14px 0 0;border-radius:var(--rl) var(--rl) 0 0;justify-content:space-between;padding:14px 16px 10px;position:-webkit-sticky;position:sticky;top:0;z-index:2}.fs-header,.fs-title{align-items:center;display:flex}.fs-title{color:#0f2b5b;color:var(--navy);font-size:14px;font-weight:700;gap:7px}.fs-count{background:#eff6ff;background:var(--sky);border-radius:20px;color:#1a4fa0;color:var(--royal);font-size:11px;font-weight:700;padding:1px 8px}.fs-clear{align-items:center;background:#fef2f2;border:1px solid #fecaca;border-radius:6px;color:#dc2626;color:var(--red);cursor:pointer;display:flex;font-size:11px;font-weight:600;gap:4px;padding:3px 8px}.fs-section{border-bottom:1px solid #f1f5f9;border-bottom:1px solid var(--g100)}.fs-sec-toggle{align-items:center;background:none;border:none;color:#0f2b5b;color:var(--navy);cursor:pointer;display:flex;font-family:inherit;font-size:11px;font-weight:700;justify-content:space-between;letter-spacing:.07em;padding:11px 16px;text-transform:uppercase;touch-action:manipulation;width:100%}.fs-sec-toggle:hover{background:#f8fafc;background:var(--g50)}.fs-sec-body{padding:0 16px 14px}.fs-input{background:#fff;border:1px solid #e2e8f0;border:1px solid var(--g200);border-radius:8px;color:#1e293b;color:var(--g800);font-family:inherit;font-size:13px;padding:8px 11px;transition:border-color .15s;width:100%}.fs-input:focus{border-color:#3b82f6;border-color:var(--blue);box-shadow:0 0 0 3px #3b82f61f;outline:none}.type-grid{grid-gap:6px;display:grid;gap:6px;grid-template-columns:1fr 1fr 1fr}.type-chip{background:#f8fafc;background:var(--g50);border:1.5px solid #e2e8f0;border:1.5px solid var(--g200);border-radius:8px;color:#64748b;color:var(--g500);cursor:pointer;font-family:inherit;font-size:12px;font-weight:600;padding:6px 4px;text-align:center;touch-action:manipulation;transition:all 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ease}.mob-filter-apply{background:linear-gradient(135deg,#2563eb,#06b6d4,#059669);border:0;box-shadow:0 12px 24px #2563eb40;color:#fff}.mob-filter-reset{background:#fff;border:1.5px solid #bfdbfe;box-shadow:0 2px 8px #0f172a0f;color:#1d4ed8}.questions-page-body{margin:0 auto;max-width:1280px;padding:1.5rem 1.5rem 2rem}.questions-3col{grid-gap:1.5rem;align-items:start;display:grid;gap:1.5rem;grid-template-columns:280px minmax(0,1fr)}.q-main-col{min-width:0}.desktop-sidebar-col{display:block}.pager{gap:6px;padding:2rem 0}.pager,.pg-btn{display:flex;justify-content:center}.pg-btn{align-items:center;background:#fff;border:1px solid #e2e8f0;border:1px solid var(--g200);border-radius:8px;cursor:pointer;font-size:14px;font-weight:500;height:36px;touch-action:manipulation;transition:all 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h2{align-items:center;color:#0f2b5b;color:var(--navy);display:flex;font-size:1.05rem;font-weight:700;gap:8px;margin-bottom:.75rem}.info-card h2 .ic{align-items:center;border-radius:8px;display:flex;flex-shrink:0;font-size:15px;height:30px;justify-content:center;width:30px}.info-card li,.info-card p{color:#475569;color:var(--g600);font-size:14px;line-height:1.8}.info-card ul{display:flex;flex-direction:column;gap:4px;padding-left:1.2rem}.info-card a{color:#3b82f6;color:var(--blue)}.info-badge{background:#eff6ff;background:var(--sky);border-radius:20px;color:#1a4fa0;color:var(--royal);display:inline-block;font-size:12px;font-weight:600;margin-bottom:1.5rem;padding:3px 12px}.contact-grid{grid-gap:1.5rem;align-items:start;display:grid;gap:1.5rem;grid-template-columns:1fr 1fr}.contact-item{align-items:flex-start;background:#f8fafc;background:var(--g50);border:1px solid #e2e8f0;border:1px solid var(--g200);border-radius:10px;display:flex;gap:12px;padding:1rem}.contact-item-icon{align-items:center;border-radius:9px;display:flex;flex-shrink:0;font-size:18px;height:38px;justify-content:center;width:38px}.contact-item h4{color:#0f2b5b;color:var(--navy);font-size:13px;font-weight:700;margin-bottom:2px}.contact-item p{color:#64748b;color:var(--g500);font-size:13px}.success-msg{background:#f0fdf4;border:1px solid #bbf7d0;border-radius:8px;color:#166534;font-size:14px;font-weight:500;padding:12px 16px}.sitemap-grid{grid-gap:1.25rem;display:grid;gap:1.25rem;grid-template-columns:repeat(auto-fit,minmax(220px,1fr))}.sitemap-section{background:#fff;border:1px solid #e2e8f0;border:1px solid var(--g200);border-radius:12px;overflow:hidden}.sitemap-section-head{align-items:center;background:#0f2b5b;background:var(--navy);color:#fff;display:flex;font-size:14px;font-weight:700;gap:8px;padding:12px 16px}.sitemap-links{padding:.75rem 0}.sitemap-link{align-items:center;color:#475569;color:var(--g600);cursor:pointer;display:flex;font-size:13px;gap:8px;padding:7px 16px;touch-action:manipulation;transition:all .15s}.sitemap-link:hover{background:#eff6ff;background:var(--sky);color:#1a4fa0;color:var(--royal)}.sitemap-link:before{color:#3b82f6;color:var(--blue);content:"›";font-size:15px;font-weight:700}.breadcrumb{align-items:center;background:#fff;border-bottom:1px solid var(--g200);color:#64748b;color:var(--g500);display:flex;font-size:13px;gap:6px;padding:10px 1.5rem}.breadcrumb span{color:#1a4fa0;color:var(--royal);cursor:pointer;font-weight:500;touch-action:manipulation}.breadcrumb span:hover{text-decoration:underline}.section{margin:0 auto;max-width:1200px;padding:2.5rem 1.5rem}.sec-title{color:#0f2b5b;color:var(--navy);font-size:1.2rem;font-weight:700;margin-bottom:1.25rem}.hero{background:linear-gradient(135deg,#0f2b5b,#1a4fa0);background:linear-gradient(135deg,var(--navy) 0,var(--royal) 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p{color:#64748b;color:var(--g500);font-size:.8rem;margin-bottom:8px}.exam-badge{background:#eff6ff;background:var(--sky);border-radius:20px;color:#1a4fa0;color:var(--royal);display:inline-block;font-size:12px;font-weight:600;padding:2px 12px}.subject-grid{grid-gap:10px;display:grid;gap:10px;grid-template-columns:repeat(5,minmax(0,1fr))}.subject-chip{align-items:center;background:#fff;border:1px solid #e2e8f0;border:1px solid var(--g200);border-radius:10px;color:#1e293b;color:var(--g800);cursor:pointer;display:flex;font-size:14px;font-weight:500;gap:8px;min-height:44px;padding:11px 13px;text-decoration:none;touch-action:manipulation;transition:all 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h3{color:#475569;color:var(--g600);font-size:1rem;font-weight:600;margin-bottom:4px}.data-table{background:#fff;border:1px solid #e2e8f0;border:1px solid var(--g200);border-radius:14px;border-radius:var(--rl);overflow:hidden}.data-table table{border-collapse:collapse;width:100%}.data-table th{background:#f8fafc;background:var(--g50);border-bottom:1px solid #e2e8f0;border-bottom:1px solid var(--g200);color:#64748b;color:var(--g500);font-size:12px;font-weight:600;letter-spacing:.05em;padding:10px 16px;text-align:left;text-transform:uppercase;white-space:nowrap}.data-table td{border-bottom:1px solid #f1f5f9;border-bottom:1px solid var(--g100);font-size:13px;padding:11px 16px;vertical-align:middle}.data-table tr:last-child td{border-bottom:none}.data-table tr:hover 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1fr}.mob-filter-grid2,.site-footer-grid{grid-template-columns:1fr}.questions-page-body{max-width:100%;padding:8px 4px 24px}.questions-3col{gap:8px}.q-main-col{padding:0}}@media(max-width:360px){.exam-grid,.subject-grid{gap:8px;grid-template-columns:repeat(2,minmax(0,1fr))}.stat-grid{grid-template-columns:1fr 1fr}.hero-stats{gap:1rem}}@media(max-width:560px){.mob-filter-grid2{grid-template-columns:1fr}}@media(max-width:768px){.fs-input,.mob-filter-select,input.form-control,input.fs-input,select{font-size:16px}}@media(max-width:767px){.questions-page-body{max-width:100%;padding:8px 2px 24px}.questions-3col{gap:8px}.q-main-col{padding:0}.qc{border-radius:8px;margin-left:0;margin-right:0;padding:14px 12px}}.qc{background:#fff;border:1px solid #e2e8f0;border:1px solid var(--g200);border-radius:12px;box-shadow:0 1px 2px 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