:root{--blue:#2563eb;--blue-dark:#1746a2;--sky:#38bdf8;--green:#16a34a;--green-light:#dcfce7;--yellow:#facc15;--orange:#f97316;--purple:#7c3aed;--pink:#ec4899;--red:#ef4444;--dark:#172033;--text:#475569;--white:#ffffff;--bg:#f8fbff;--border:#e2e8f0;--shadow:0 15px 40px rgba(30,64,175,.10);--radius:24px}*{box-sizing:border-box;margin:0;padding:0}html{scroll-behavior:smooth}body{font-family:"Nunito",sans-serif;color:var(--text);background:var(--bg);line-height:1.6;overflow-x:hidden}a{text-decoration:none;color:inherit}button{font-family:inherit;cursor:pointer}.container{width:min(1180px,92%);margin:auto}.navbar{position:sticky;top:0;z-index:1000;background:rgba(255,255,255,.94);backdrop-filter:blur(12px);border-bottom:1px solid rgba(226,232,240,.8)}.nav-inner{min-height:76px;display:flex;align-items:center;justify-content:space-between;gap:20px}.logo{display:flex;align-items:center;gap:10px;color:var(--blue);font-weight:900;font-size:1.35rem;white-space:nowrap}.logo-icon{width:46px;height:46px;display:grid;place-items:center;background:linear-gradient(135deg,#2563eb,#7c3aed);color:white;border-radius:15px;font-size:24px;box-shadow:0 8px 20px rgba(37,99,235,.25)}.logo-image{width:64px;height:64px;object-fit:contain;border-radius:12px}.nav-links{display:flex;align-items:center;gap:24px;font-weight:700;color:#475569}.nav-links a{transition:.25s}.nav-links a:hover{color:var(--blue);transform:translateY(-1px)}.nav-btn{background:var(--blue);color:white !important;padding:11px 20px;border-radius:999px;box-shadow:0 7px 18px rgba(37,99,235,.22)}.menu-btn{display:none;border:0;background:#eff6ff;width:44px;height:44px;border-radius:12px;font-size:22px}.hero{position:relative;min-height:650px;display:flex;align-items:center;overflow:hidden;background:radial-gradient(circle at 10% 20%,rgba(56,189,248,.17),transparent 28%),radial-gradient(circle at 90% 30%,rgba(124,58,237,.15),transparent 30%),linear-gradient(135deg,#eff6ff 0%,#fff 55%,#f5f3ff 100%)}.hero-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:55px;align-items:center;padding:70px 0}.badge{display:inline-flex;align-items:center;gap:8px;background:white;color:var(--blue);padding:8px 15px;border-radius:999px;font-weight:800;box-shadow:0 7px 22px rgba(15,23,42,.08);margin-bottom:18px}.hero h1{font-size:clamp(2.6rem,5vw,4.8rem);line-height:1.03;color:var(--dark);font-weight:900;margin-bottom:18px}.hero h1 span{background:linear-gradient(90deg,#2563eb,#7c3aed,#ec4899);-webkit-background-clip:text;color:transparent}.hero p{font-size:1.16rem;max-width:650px;margin-bottom:28px}.hero-buttons{display:flex;flex-wrap:wrap;gap:13px}.btn{border:0;padding:14px 24px;border-radius:999px;font-size:1rem;font-weight:900;transition:.25s}.btn:hover{transform:translateY(-3px)}.btn-primary{background:linear-gradient(135deg,#2563eb,#4f46e5);color:white;box-shadow:0 10px 25px rgba(37,99,235,.25)}.btn-secondary{background:white;color:var(--blue);border:2px solid #dbeafe}.hero-visual{position:relative;min-height:440px}.hero-card{position:absolute;background:white;border-radius:28px;box-shadow:0 25px 60px rgba(30,64,175,.16)}.quiz-card{width:min(380px,80%);top:45px;left:50%;transform:translateX(-50%) rotate(-2deg);padding:24px;z-index:3}.quiz-top{display:flex;justify-content:space-between;align-items:center;margin-bottom:20px}.quiz-logo{background:#eff6ff;color:var(--blue);padding:8px 13px;border-radius:10px;font-weight:900}.timer{background:#fff7ed;color:var(--orange);padding:7px 12px;border-radius:999px;font-weight:900}.question{font-size:1.18rem;font-weight:900;color:var(--dark);margin-bottom:17px}.answer-mini{border:2px solid #e2e8f0;border-radius:12px;padding:10px 13px;margin:9px 0;font-weight:700}.answer-mini.correct{background:#ecfdf5;border-color:#86efac;color:var(--green)}.float-icon{position:absolute;width:74px;height:74px;display:grid;place-items:center;background:white;border-radius:22px;box-shadow:var(--shadow);font-size:34px;animation:float 4s ease-in-out infinite}.icon-one{left:4%;top:25px}.icon-two{right:2%;top:85px;animation-delay:.7s}.icon-three{left:4%;bottom:65px;animation-delay:1.2s}.icon-four{right:3%;bottom:30px;animation-delay:1.8s}@keyframes float{0%,100%{transform:translateY(0) rotate(0)}50%{transform:translateY(-14px) rotate(5deg)}}section{padding:90px 0}.section-heading{text-align:center;max-width:760px;margin:0 auto 45px}.section-heading .eyebrow{color:var(--blue);font-weight:900;text-transform:uppercase;letter-spacing:1px;margin-bottom:7px}.section-heading h2{font-size:clamp(2rem,4vw,3rem);color:var(--dark);line-height:1.1;margin-bottom:12px;font-weight:900}.section-heading p{font-size:1.05rem}.game-section{background:white}.game-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:28px}.game-card{position:relative;overflow:hidden;min-height:330px;padding:35px;border-radius:var(--radius);color:white;transition:.3s}.game-card:hover{transform:translateY(-8px);box-shadow:0 25px 50px rgba(15,23,42,.18)}.cricket{background:linear-gradient(135deg,#059669,#16a34a,#84cc16)}.kbc{background:linear-gradient(135deg,#312e81,#6d28d9,#a855f7)}.game-card h3{font-size:2rem;font-weight:900;margin-bottom:10px}.game-card p{max-width:440px;font-size:1.05rem;margin-bottom:22px}.game-emoji{position:absolute;right:30px;bottom:5px;font-size:130px;opacity:.3;transform:rotate(-8deg)}.game-btn{position:relative;z-index:2;background:white;border:0;color:#166534;padding:12px 20px;border-radius:999px;font-weight:900}.kbc .game-btn{color:#5b21b6}.subject-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}.subject-card{background:white;padding:27px 22px;border-radius:22px;box-shadow:var(--shadow);border:1px solid #eef2ff;transition:.3s}.subject-card:hover{transform:translateY(-8px);box-shadow:0 20px 45px rgba(30,64,175,.14)}.subject-icon{width:65px;height:65px;display:grid;place-items:center;border-radius:18px;font-size:32px;margin-bottom:17px}.math .subject-icon{background:#dbeafe}.science .subject-icon{background:#dcfce7}.tech .subject-icon{background:#ede9fe}.gk .subject-icon{background:#fef3c7}.subject-card h3{color:var(--dark);font-size:1.35rem;margin-bottom:8px;font-weight:900}.subject-card p{font-size:.94rem;margin-bottom:15px}.explore{color:var(--blue);font-weight:900}.how-section{background:#f1f5ff}.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}.step{text-align:center;position:relative}.step-number{width:76px;height:76px;display:grid;place-items:center;margin:0 auto 17px;background:white;border-radius:50%;font-size:30px;box-shadow:var(--shadow)}.step h3{color:var(--dark);font-size:1.2rem;font-weight:900;margin-bottom:5px}.feature-section{background:white}.feature-layout{display:grid;grid-template-columns:.9fr 1.1fr;align-items:center;gap:65px}.feature-layout.reverse{grid-template-columns:1.1fr .9fr}.feature-visual{min-height:320px;border-radius:30px;display:grid;place-items:center;background:linear-gradient(135deg,#eff6ff,#f5f3ff);position:relative;overflow:hidden}.brain{font-size:125px;animation:pulse 2.5s infinite}@keyframes pulse{0%,100%{transform:scale(1)}50%{transform:scale(1.08)}}.feature-content .eyebrow{color:var(--purple);font-weight:900}.feature-content h2{color:var(--dark);font-size:clamp(2rem,4vw,2.8rem);line-height:1.1;margin:8px 0 13px;font-weight:900}.feature-list{margin-top:20px;display:grid;gap:15px}.feature-item{display:flex;gap:13px;padding:15px;border-radius:16px;background:#f8fafc}.check{width:34px;height:34px;min-width:34px;display:grid;place-items:center;border-radius:10px;background:#dcfce7;color:var(--green);font-weight:900}.quiz-section{background:linear-gradient(135deg,#eff6ff,#f5f3ff)}.quiz-demo{max-width:760px;margin:auto;background:white;border-radius:28px;padding:32px;box-shadow:0 25px 60px rgba(30,64,175,.12)}.quiz-demo-top{display:flex;justify-content:space-between;margin-bottom:20px}.quiz-score{color:var(--blue);font-weight:900}.quiz-question{color:var(--dark);font-size:1.45rem;font-weight:900;margin-bottom:20px}.options{display:grid;grid-template-columns:repeat(2,1fr);gap:12px}.option{background:#f8fafc;border:2px solid #e2e8f0;padding:15px;border-radius:14px;text-align:left;font-weight:800;color:var(--dark);transition:.2s}.option:hover{border-color:var(--blue);background:#eff6ff}.option.correct{background:#dcfce7;border-color:#22c55e;color:#166534}.option.wrong{background:#fee2e2;border-color:#ef4444;color:#991b1b}.quiz-feedback{margin-top:18px;padding:14px;border-radius:13px;display:none;font-weight:800}.quiz-feedback.show{display:block}.quiz-actions{display:flex;justify-content:space-between;align-items:center;margin-top:20px}.achievement-section{background:white}.badge-grid{display:grid;grid-template-columns:repeat(5,1fr);gap:15px}.achievement{background:#fff;border:1px solid var(--border);border-radius:20px;padding:22px 12px;text-align:center;transition:.25s}.achievement:hover{transform:translateY(-6px) rotate(1deg);box-shadow:var(--shadow)}.achievement-icon{font-size:50px;margin-bottom:8px}.achievement 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strong{color:#334155}.certificate{position:relative;width:100%;max-width:1000px;min-height:700px;box-sizing:border-box;margin:40px auto;padding:45px 55px;text-align:center;background:linear-gradient( 135deg,#ffffff 0%,#f8fafc 50%,#ffffff 100% );border:4px solid #f4c542;border-radius:24px;box-shadow:0 25px 60px rgba(15,23,42,0.15),0 8px 25px rgba(79,70,229,0.08);overflow:hidden}.certificate::before{content:"";position:absolute;inset:10px;border:1px solid rgba(244,197,66,0.55);border-radius:17px;pointer-events:none}.certificate::after{content:"";position:absolute;width:180px;height:180px;top: -100px;right: -70px;background:#ede9fe;border-radius:50%;opacity:0.45;pointer-events:none}.certificate-trophy{position:relative;z-index:2;font-size:42px;margin-bottom:5px;animation:certificateTrophy 3s ease-in-out infinite}@keyframes certificateTrophy{0%,100%{transform:translateY(0) rotate(0deg)}50%{transform:translateY(-5px) 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h4{position:relative;z-index:2;margin:8px 0 12px;color:#4f46e5;font-size:26px;font-weight:800}.achievement-text{position:relative;z-index:2;margin:0;color:#64748b;font-size:14px}.achievement-name{position:relative;z-index:2;margin-top:5px;color:#1e293b;font-size:19px;font-weight:800}.achievement-description{position:relative;z-index:2;max-width:480px;margin:8px auto 0;color:#64748b;font-size:12px;line-height:1.6}#pdfCertificate{position:fixed;left: -20000px;top:0;width:1200px;height:848px;background:#ffffff;overflow:hidden}.pdf-inner{width:1200px;height:848px;position:relative;box-sizing:border-box;padding:42px 70px 35px;text-align:center;background:linear-gradient( 135deg,#ffffff 0%,#f8fafc 50%,#ffffff 100% );border:6px solid #f4c542;border-radius:28px}.pdf-inner::before{content:"";position:absolute;inset:13px;border:2px solid 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strong{color:#334155;font-size:16px;line-height:21px;font-weight:700}.pdf-verified{margin-top:9px;color:#059669;font-size:12px;line-height:16px;font-weight:700}.pdf-qr{width:135px;text-align:center}.pdf-qr img{display:block;width:105px;height:105px;margin:0 auto 6px;padding:4px;background:#ffffff;border:1px solid #cbd5e1;border-radius:6px}.pdf-qr span{color:#64748b;font-size:14px;line-height:19px;font-weight:700}.pdf-bottom{position:absolute;left:70px;right:70px;bottom:23px;display:flex;justify-content:space-between;color:#64748b;font-size:13px;line-height:18px;font-weight:600}.certificate-stars{position:relative;z-index:2;margin-top:16px;font-size:23px;letter-spacing:4px}.certificate-footer{position:relative;z-index:2;display:flex;justify-content:space-between;align-items:flex-end;gap:25px;margin-top:25px;padding-top:20px;border-top:1px solid #e2e8f0;text-align:left}.certificate-details{flex:1}.detail-row{margin-bottom:9px}.detail-label{display:block;margin-bottom:2px;color:#94a3b8;font-size:10px;font-weight:600;text-transform:uppercase;letter-spacing:0.6px}.detail-row strong{color:#334155;font-size:12px}.verification-message{margin-top:14px;color:#059669;font-size:11px;font-weight:700}.qr-container{width:125px;flex-shrink:0;text-align:center}.certificate-qr{display:block;width:105px;height:105px;margin:0 auto 6px;padding:5px;background:#ffffff;border:1px solid #e2e8f0;border-radius:8px;box-shadow:0 4px 12px rgba(15,23,42,0.06)}.qr-container small{color:#64748b;font-size:10px;font-weight:700}.certificate-bottom{position:relative;z-index:2;display:flex;justify-content:space-between;margin-top:22px;padding-top:12px;border-top:1px solid #f1f5f9;color:#94a3b8;font-size:10px;font-weight:600}@media (max-width:600px){.certificate{padding:35px 22px;border-width:3px;border-radius:20px}.certificate h3{font-size:24px}.certificate 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